Tag Archives: hydraulic machine

China Standard Fully Automatic CZ Steel All-in-One Machine Hydraulic Drive One-Key Type Changing Roller Keel Machine with Free Design Custom

Product Description

Product Description

CZ purlin roll forming machine 

CZ purlin roll forming machine is used for making machines for purlins ,which will be used as the frame of big factory or bulidings .Material for purlins is galvanized steel coil strip ,coil thickness is 1.2-2.5mm ,some customers also use 3.0mm thickness ,base is 80-300mm ,height is 40-80mm

 

Working flow

The whole line includes 6 parts altogether ,
Decoiler –Feeding table –Roll forming machine body–Computer control system –Cutting blade –Finished panel –Run out table
 

Product Parameters

NO 

Item

Specification 

 

Material   

Raw material 

GI 

Material thickness

1.2-2.5MM

 

 

 

 

Machine 

Roller stations

18

Shaft 

Solid ,90mm

Shaft material 

45# steel with  Cr12 chromed ,

Roller material 

High grade 45# steel with Cr12 quenched 

Middle plate thickness

20mm

Machine size

9.5*1.2*1.8m

Productivity 

8-20m/min

 

Cutter 

Material 

Cr12 

Method 

Hydraulic cutting 

 

 

 

Power 

Driving way 

Chain 2.0 inch

Motor 

22KW

Hydraulic motor 

18.5KW

Voltage

380V ,50HZ ,3 Phase or as your request 

 

 

 

Control system 

 

PLC 

Delta from ZheJiang  

Invertor 

Delta

Screen 

Touch screen ,Delta

Encoder 

Omron from Japan 

Language

Chinese ,English or as your need 

Detailed Photos

 

This is the machine used for CZ purlin forming machine to make purlins Material: GI Thickness: 0.3-0.6mm Motor: 4KW Hydraulic Oil Pump: 4KW Roller Material: 45# Steel Shaft Material: 45# Steel Normal Speed: 20m/min Fast: 30 -60m/min We can customize the machine according to your requirements

 

Company Profile

 

 

HangZhouNGTONGTAI MACHINERY CO.,LTD 

HangZhou HangZhoungtongtai Machinery Co.,ltd is a leading manufacturer for steel plate coiling
machinery,cold-bending & rolling steel plate shaping machineries and automatic production lines.The products are mainly used in steel structure industry for producing C&Z type purlin,colored wall and floor protecting steel plate, thermal insulating plate and
load-bearing plate of buildings, and other complementary thin wall cold-bending shaped steelplates,expresswayrailings,colorfuldecorating and protecting steel plates for high-grade steel stucture residendces.

Certifications

Main market

 
Our company’s products are produced and sold in various places, and exported to Thailand, India, Pakistan, Palestine, Bahrain,Kyrgyzstan, Lebanon, Sri Lanka, Indonesia, Bosnia and Herzegovina, Russia, Croatia, Haiti, Brazil, Argentina, Chile, Algeria,Guinea, Tanzania, New Kas Rydonia, Papua New Guinea, United Kingdom, United States, Canada, Poland and other countries

FAQ
Q1. What’s your payment terms and delivery time?

A1: 30% as the deposit by T/T in advance, 70% as the balance payment by T/T after
your inspect the machine well and before delivery. Of course your payment terms are acceptable. After we get down payment, we will
arrange production. About 30-45 days for delivery.
Q2. Do you have after-sales support?
A2: Yes, we are happy to provide advice and we also have skilled technicians available across the world.
Q3. Do you sell only standard machines?
A3: No, most of our machines are built according to customers specifications, using top brand components.
Q4. What will you do if the machine is broken?
A4: We provide 18 months free warranty and free technical support for the whole life of any machine. If the broken parts can’t repair, we can send the new parts replace the broken parts freely, but you need pay the express cost by yourself. If it is beyond the warranty period, we can negotiate to solve the problem, and we supply the technical support for the whole life of the
equipment.
Q5. Can you be responsible for transport?
A5: Yes, please tell me the destination port or address. we have rich experience in transporting.
Q6. How to visit your company?
A6: 1) Fly to ZheJiang airport, By high speed train From ZheJiang Nan to HangZhou Xi (1 hour). 2) Fly to ZheJiang Airport: By high speed train From ZheJiang Xihu (West Lake) Dis.ao to HangZhou Xi(4.5 hours), then we can pick up you.

 

 

How to Select a Worm Shaft and Gear For Your Project

You will learn about axial pitch PX and tooth parameters for a Worm Shaft 20 and Gear 22. Detailed information on these 2 components will help you select a suitable Worm Shaft. Read on to learn more….and get your hands on the most advanced gearbox ever created! Here are some tips for selecting a Worm Shaft and Gear for your project!…and a few things to keep in mind.
worm shaft

Gear 22

The tooth profile of Gear 22 on Worm Shaft 20 differs from that of a conventional gear. This is because the teeth of Gear 22 are concave, allowing for better interaction with the threads of the worm shaft 20. The worm’s lead angle causes the worm to self-lock, preventing reverse motion. However, this self-locking mechanism is not entirely dependable. Worm gears are used in numerous industrial applications, from elevators to fishing reels and automotive power steering.
The new gear is installed on a shaft that is secured in an oil seal. To install a new gear, you first need to remove the old gear. Next, you need to unscrew the 2 bolts that hold the gear onto the shaft. Next, you should remove the bearing carrier from the output shaft. Once the worm gear is removed, you need to unscrew the retaining ring. After that, install the bearing cones and the shaft spacer. Make sure that the shaft is tightened properly, but do not over-tighten the plug.
To prevent premature failures, use the right lubricant for the type of worm gear. A high viscosity oil is required for the sliding action of worm gears. In two-thirds of applications, lubricants were insufficient. If the worm is lightly loaded, a low-viscosity oil may be sufficient. Otherwise, a high-viscosity oil is necessary to keep the worm gears in good condition.
Another option is to vary the number of teeth around the gear 22 to reduce the output shaft’s speed. This can be done by setting a specific ratio (for example, 5 or 10 times the motor’s speed) and modifying the worm’s dedendum accordingly. This process will reduce the output shaft’s speed to the desired level. The worm’s dedendum should be adapted to the desired axial pitch.

Worm Shaft 20

When selecting a worm gear, consider the following things to consider. These are high-performance, low-noise gears. They are durable, low-temperature, and long-lasting. Worm gears are widely used in numerous industries and have numerous benefits. Listed below are just some of their benefits. Read on for more information. Worm gears can be difficult to maintain, but with proper maintenance, they can be very reliable.
The worm shaft is configured to be supported in a frame 24. The size of the frame 24 is determined by the center distance between the worm shaft 20 and the output shaft 16. The worm shaft and gear 22 may not come in contact or interfere with 1 another if they are not configured properly. For these reasons, proper assembly is essential. However, if the worm shaft 20 is not properly installed, the assembly will not function.
Another important consideration is the worm material. Some worm gears have brass wheels, which may cause corrosion in the worm. In addition, sulfur-phosphorous EP gear oil activates on the brass wheel. These materials can cause significant loss of load surface. Worm gears should be installed with high-quality lubricant to prevent these problems. There is also a need to choose a material that is high-viscosity and has low friction.
Speed reducers can include many different worm shafts, and each speed reducer will require different ratios. In this case, the speed reducer manufacturer can provide different worm shafts with different thread patterns. The different thread patterns will correspond to different gear ratios. Regardless of the gear ratio, each worm shaft is manufactured from a blank with the desired thread. It will not be difficult to find 1 that fits your needs.
worm shaft

Gear 22’s axial pitch PX

The axial pitch of a worm gear is calculated by using the nominal center distance and the Addendum Factor, a constant. The Center Distance is the distance from the center of the gear to the worm wheel. The worm wheel pitch is also called the worm pitch. Both the dimension and the pitch diameter are taken into consideration when calculating the axial pitch PX for a Gear 22.
The axial pitch, or lead angle, of a worm gear determines how effective it is. The higher the lead angle, the less efficient the gear. Lead angles are directly related to the worm gear’s load capacity. In particular, the angle of the lead is proportional to the length of the stress area on the worm wheel teeth. A worm gear’s load capacity is directly proportional to the amount of root bending stress introduced by cantilever action. A worm with a lead angle of g is almost identical to a helical gear with a helix angle of 90 deg.
In the present invention, an improved method of manufacturing worm shafts is described. The method entails determining the desired axial pitch PX for each reduction ratio and frame size. The axial pitch is established by a method of manufacturing a worm shaft that has a thread that corresponds to the desired gear ratio. A gear is a rotating assembly of parts that are made up of teeth and a worm.
In addition to the axial pitch, a worm gear’s shaft can also be made from different materials. The material used for the gear’s worms is an important consideration in its selection. Worm gears are usually made of steel, which is stronger and corrosion-resistant than other materials. They also require lubrication and may have ground teeth to reduce friction. In addition, worm gears are often quieter than other gears.

Gear 22’s tooth parameters

A study of Gear 22’s tooth parameters revealed that the worm shaft’s deflection depends on various factors. The parameters of the worm gear were varied to account for the worm gear size, pressure angle, and size factor. In addition, the number of worm threads was changed. These parameters are varied based on the ISO/TS 14521 reference gear. This study validates the developed numerical calculation model using experimental results from Lutz and FEM calculations of worm gear shafts.
Using the results from the Lutz test, we can obtain the deflection of the worm shaft using the calculation method of ISO/TS 14521 and DIN 3996. The calculation of the bending diameter of a worm shaft according to the formulas given in AGMA 6022 and DIN 3996 show a good correlation with test results. However, the calculation of the worm shaft using the root diameter of the worm uses a different parameter to calculate the equivalent bending diameter.
The bending stiffness of a worm shaft is calculated through a finite element model (FEM). Using a FEM simulation, the deflection of a worm shaft can be calculated from its toothing parameters. The deflection can be considered for a complete gearbox system as stiffness of the worm toothing is considered. And finally, based on this study, a correction factor is developed.
For an ideal worm gear, the number of thread starts is proportional to the size of the worm. The worm’s diameter and toothing factor are calculated from Equation 9, which is a formula for the worm gear’s root inertia. The distance between the main axes and the worm shaft is determined by Equation 14.
worm shaft

Gear 22’s deflection

To study the effect of toothing parameters on the deflection of a worm shaft, we used a finite element method. The parameters considered are tooth height, pressure angle, size factor, and number of worm threads. Each of these parameters has a different influence on worm shaft bending. Table 1 shows the parameter variations for a reference gear (Gear 22) and a different toothing model. The worm gear size and number of threads determine the deflection of the worm shaft.
The calculation method of ISO/TS 14521 is based on the boundary conditions of the Lutz test setup. This method calculates the deflection of the worm shaft using the finite element method. The experimentally measured shafts were compared to the simulation results. The test results and the correction factor were compared to verify that the calculated deflection is comparable to the measured deflection.
The FEM analysis indicates the effect of tooth parameters on worm shaft bending. Gear 22’s deflection on Worm Shaft can be explained by the ratio of tooth force to mass. The ratio of worm tooth force to mass determines the torque. The ratio between the 2 parameters is the rotational speed. The ratio of worm gear tooth forces to worm shaft mass determines the deflection of worm gears. The deflection of a worm gear has an impact on worm shaft bending capacity, efficiency, and NVH. The continuous development of power density has been achieved through advancements in bronze materials, lubricants, and manufacturing quality.
The main axes of moment of inertia are indicated with the letters A-N. The three-dimensional graphs are identical for the seven-threaded and one-threaded worms. The diagrams also show the axial profiles of each gear. In addition, the main axes of moment of inertia are indicated by a white cross.

China Standard Fully Automatic CZ Steel All-in-One Machine Hydraulic Drive One-Key Type Changing Roller Keel Machine   with Free Design CustomChina Standard Fully Automatic CZ Steel All-in-One Machine Hydraulic Drive One-Key Type Changing Roller Keel Machine   with Free Design Custom

China Good quality Diesel Drive Shot Blasting Machine Hydraulic Mode with Great quality

Product Description

                                          Diesel Drive Shot Blasting Machine Hydraulic Mode

Product Specification;

        Portable shot blasting machine blasts the pills on the road surface at high speed and certain angle by the method of mechinery , make pills impect the surface of the road and make the road surface roughness, reach the effect of removing residuum,at the same time,dust collector will produce negative pressure to make pills and impurities and dust dust recovery after air cleaning, intact pills will automatically be recycled to used, and impurities and dust will drop into the dust collecting box. 

       Function of road surface blasting once will be enough clear away surface laitance of concrete and remove impurities, and can undertake  hair treatment on the surface of concrete, make its surface well-distributed roughness, greatly improving the adhesive strength of the waterproof layer and concrete base layer, so that the waterproof layer and bridge deck can better combination, and at the same time the crack of concrete can be fully exposed, have the effect of nip in the bud.

Working Principle;

Shot material in the lower part of separation box is from the feeding tube into the blasting  compo nents and driven by the motor. The high-speed rotating shot will be thrown and stroke against the surface of workpieces at the speed of 80m/s. And thus carry out clean-up operation. Under the effect of negative pressure, the shot CZPT and dust will be back into sand separation box where the shot, dust and impurities will be separated completely. Good shot materia into the blast is expected to continue to use.

Product Application;

For floor surface:

    Prepares concrete for recoating or application of overlays
    Removes markings, dirt and old coatings
    Prepares parking lots and garage decks
    Cleans factory and warehouse floors
    Ideal for airport runways
    Used on bridge decks and highways 

For Steel surface:

    Removes paint, rust, mill scale and marine growth
     Cleans ship and decks
     Removes non-skid coatings
     Cleans offshore platforms
     Prepares petroleum and water storage tank surfaces 

For other surfaces:

     Clean brick or stone surface 
     Removes paint pavement markings from asphalt surfaces

Products Technique Parameters

 

Working Effect
 

                   On Concrete                                                                 On Steel

                               Marking Line Removal                                             Epoxy Floor Cleaning                     

 

 

Our Company Information

 We are HangZhou XIHU (WEST LAKE) DIS. MACHINERY CO., LTD.  Located in the machinery manufacture base of HangZhou Seaport (top 10 of world), develop for over 30 years of experience of R&D and sales, pass of ISO 9000 managment system & CE quality certification. As 1 of the leading machinery manufacturers such as: Shot/Sand blasting machine(polish the steel surface rust, strength the steel qulity suit for steel plate, road surface, H beam, outer/inside pipe, oil pipeline casting etc).

Packages and Delivery

 

Our Service

1.Pre-sale services:

Provide the consultation of the equipment. According to the clients’ special requirement, offering the reasonable plan helping to select the equipment.Welcome to visit our factory.

2.Services during the sales:

Inspect the machine before leaving the factory.Oversea install and debug the equipment. Train the first-line operator.

3.After sale services:

Provide technical exchanging and timely problem solving support.

   

If you are interested in this shot blasting machine , 

Please contact us freely.

 

 

What Are Screw Shaft Threads?

A screw shaft is a threaded part used to fasten other components. The threads on a screw shaft are often described by their Coefficient of Friction, which describes how much friction is present between the mating surfaces. This article discusses these characteristics as well as the Material and Helix angle. You’ll have a better understanding of your screw shaft’s threads after reading this article. Here are some examples. Once you understand these details, you’ll be able to select the best screw nut for your needs.
screwshaft

Coefficient of friction between the mating surfaces of a nut and a screw shaft

There are 2 types of friction coefficients. Dynamic friction and static friction. The latter refers to the amount of friction a nut has to resist an opposing motion. In addition to the material strength, a higher coefficient of friction can cause stick-slip. This can lead to intermittent running behavior and loud squeaking. Stick-slip may lead to a malfunctioning plain bearing. Rough shafts can be used to improve this condition.
The 2 types of friction coefficients are related to the applied force. When applying force, the applied force must equal the nut’s pitch diameter. When the screw shaft is tightened, the force may be removed. In the case of a loosening clamp, the applied force is smaller than the bolt’s pitch diameter. Therefore, the higher the property class of the bolt, the lower the coefficient of friction.
In most cases, the screwface coefficient of friction is lower than the nut face. This is because of zinc plating on the joint surface. Moreover, power screws are commonly used in the aerospace industry. Whether or not they are power screws, they are typically made of carbon steel, alloy steel, or stainless steel. They are often used in conjunction with bronze or plastic nuts, which are preferred in higher-duty applications. These screws often require no holding brakes and are extremely easy to use in many applications.
The coefficient of friction between the mating surfaces of t-screws is highly dependent on the material of the screw and the nut. For example, screws with internal lubricated plastic nuts use bearing-grade bronze nuts. These nuts are usually used on carbon steel screws, but can be used with stainless steel screws. In addition to this, they are easy to clean.

Helix angle

In most applications, the helix angle of a screw shaft is an important factor for torque calculation. There are 2 types of helix angle: right and left hand. The right hand screw is usually smaller than the left hand one. The left hand screw is larger than the right hand screw. However, there are some exceptions to the rule. A left hand screw may have a greater helix angle than a right hand screw.
A screw’s helix angle is the angle formed by the helix and the axial line. Although the helix angle is not usually changed, it can have a significant effect on the processing of the screw and the amount of material conveyed. These changes are more common in 2 stage and special mixing screws, and metering screws. These measurements are crucial for determining the helix angle. In most cases, the lead angle is the correct angle when the screw shaft has the right helix angle.
High helix screws have large leads, sometimes up to 6 times the screw diameter. These screws reduce the screw diameter, mass, and inertia, allowing for higher speed and precision. High helix screws are also low-rotation, so they minimize vibrations and audible noises. But the right helix angle is important in any application. You must carefully choose the right type of screw for the job at hand.
If you choose a screw gear that has a helix angle other than parallel, you should select a thrust bearing with a correspondingly large center distance. In the case of a screw gear, a 45-degree helix angle is most common. A helix angle greater than zero degrees is also acceptable. Mixing up helix angles is beneficial because it allows for a variety of center distances and unique applications.
screwshaft

Thread angle

The thread angle of a screw shaft is measured from the base of the head of the screw to the top of the screw’s thread. In America, the standard screw thread angle is 60 degrees. The standard thread angle was not widely adopted until the early twentieth century. A committee was established by the Franklin Institute in 1864 to study screw threads. The committee recommended the Sellers thread, which was modified into the United States Standard Thread. The standardized thread was adopted by the United States Navy in 1868 and was recommended for construction by the Master Car Builders’ Association in 1871.
Generally speaking, the major diameter of a screw’s threads is the outside diameter. The major diameter of a nut is not directly measured, but can be determined with go/no-go gauges. It is necessary to understand the major and minor diameters in relation to each other in order to determine a screw’s thread angle. Once this is known, the next step is to determine how much of a pitch is necessary to ensure a screw’s proper function.
Helix angle and thread angle are 2 different types of angles that affect screw efficiency. For a lead screw, the helix angle is the angle between the helix of the thread and the line perpendicular to the axis of rotation. A lead screw has a greater helix angle than a helical one, but has higher frictional losses. A high-quality lead screw requires a higher torque to rotate. Thread angle and lead angle are complementary angles, but each screw has its own specific advantages.
Screw pitch and TPI have little to do with tolerances, craftsmanship, quality, or cost, but rather the size of a screw’s thread relative to its diameter. Compared to a standard screw, the fine and coarse threads are easier to tighten. The coarser thread is deeper, which results in lower torques. If a screw fails because of torsional shear, it is likely to be a result of a small minor diameter.

Material

Screws have a variety of different sizes, shapes, and materials. They are typically machined on CNC machines and lathes. Each type is used for different purposes. The size and material of a screw shaft are influenced by how it will be used. The following sections give an overview of the main types of screw shafts. Each 1 is designed to perform a specific function. If you have questions about a specific type, contact your local machine shop.
Lead screws are cheaper than ball screws and are used in light-duty, intermittent applications. Lead screws, however, have poor efficiency and are not recommended for continuous power transmission. But, they are effective in vertical applications and are more compact. Lead screws are typically used as a kinematic pair with a ball screw. Some types of lead screws also have self-locking properties. Because they have a low coefficient of friction, they have a compact design and very few parts.
Screws are made of a variety of metals and alloys. Steel is an economical and durable material, but there are also alloy steel and stainless steel types. Bronze nuts are the most common and are often used in higher-duty applications. Plastic nuts provide low-friction, which helps reduce the drive torques. Stainless steel screws are also used in high-performance applications, and may be made of titanium. The materials used to create screw shafts vary, but they all have their specific functions.
Screws are used in a wide range of applications, from industrial and consumer products to transportation equipment. They are used in many different industries, and the materials they’re made of can determine their life. The life of a screw depends on the load that it bears, the design of its internal structure, lubrication, and machining processes. When choosing screw assemblies, look for a screw made from the highest quality steels possible. Usually, the materials are very clean, so they’re a great choice for a screw. However, the presence of imperfections may cause a normal fatigue failure.
screwshaft

Self-locking features

Screws are known to be self-locking by nature. The mechanism for this feature is based on several factors, such as the pitch angle of the threads, material pairing, lubrication, and heating. This feature is only possible if the shaft is subjected to conditions that are not likely to cause the threads to loosen on their own. The self-locking ability of a screw depends on several factors, including the pitch angle of the thread flank and the coefficient of sliding friction between the 2 materials.
One of the most common uses of screws is in a screw top container lid, corkscrew, threaded pipe joint, vise, C-clamp, and screw jack. Other applications of screw shafts include transferring power, but these are often intermittent and low-power operations. Screws are also used to move material in Archimedes’ screw, auger earth drill, screw conveyor, and micrometer.
A common self-locking feature for a screw is the presence of a lead screw. A screw with a low PV value is safe to operate, but a screw with high PV will need a lower rotation speed. Another example is a self-locking screw that does not require lubrication. The PV value is also dependent on the material of the screw’s construction, as well as its lubrication conditions. Finally, a screw’s end fixity – the way the screw is supported – affects the performance and efficiency of a screw.
Lead screws are less expensive and easier to manufacture. They are a good choice for light-weight and intermittent applications. These screws also have self-locking capabilities. They can be self-tightened and require less torque for driving than other types. The advantage of lead screws is their small size and minimal number of parts. They are highly efficient in vertical and intermittent applications. They are not as accurate as lead screws and often have backlash, which is caused by insufficient threads.

China Good quality Diesel Drive Shot Blasting Machine Hydraulic Mode   with Great qualityChina Good quality Diesel Drive Shot Blasting Machine Hydraulic Mode   with Great quality

China Standard Hydraulic Drive Rubber Belt Cutting Machine Bale Cutter Guillotine Cutter near me supplier

Product Description

Hydraulic drive rubber belt cutting machine bale cutter guillotine cutter

rubber belt cutting machine Usage:

This rubber belt cutting machine is mainly used to cut the natural rubber,synthetic rubber and other plastic materials,especially it is suitable to be installed near the rubber mixer to cut small pieces of rubber.

 

Features of rubber belt cutting machine

1.This rubber belt cutting machine cutter mainly consists of cutting knife,frame,cylinder,base,auxiliary table,sydraulic system and electric system.

2.The nylon plate is installed on the base under the cutting knife for protecting the edge of the cutting knife.

3.When cutting the raw rubber,put the raw rubber under the cutting knife,the press the start button,the knife can cut the rubber.

5.Two limited switches are installed on the frame to control the reversal valve to change the movement direction of the knife,at the same time,it protects the cover of the cylinder.

 

rubber belt cutting machine Technical Information:

Type XQL-8 XQL-16
Width (mm) 660 1000
Stroke (mm) 680 680
Diameter of the piston (mm) 150 150
Time Taken by the Stroke (second) 16~25 10~16
Power (KW) 5.5 5.5
Overall Dimension (LxWxH) 1900×720×2580 2240×720×2580
Weight (kg) 1500 2000


Company Introduction

 

HangZhou Evertech Industry Co., Ltd. is a professional pressure vessel designer, manufacturer and exporter. We have manufacturing licenses for ASME U, ASME U2,NB,PED, D1, D2 and A2 pressure vessels. Composed of more than 20 senior experts and professional engineers, the research and development team, with more than 20 years of professional experience, is committed to product design, development and program optimization, and can provide high-quality solutions according to users’ requirements in different operating conditions.  Company has cover an area of 70000 manufacturing base and 15000 modern manufacturing plants, can provide customers both at home and abroad with CZPT autoclave, high pressure autoclave, high pressure reactor, AAC autoclave, deaerator, pouring tank pressure vessel products such as more than 800 sets, pressure vessel head more than 20000 sets high quality products and services, won widespread praise.

 

 Our Service 

♦ Our engineers can design target machines for customers and send them the drawing to confirm. We are always on the side of saving your cost.  
♦ In the process of production, we will take photos and send to customers for their track the progress.  
♦ Documents such as packing list, commercial invoice, and bill of lading etc. will be sent after the delivery.  
♦ We could supply free English foundation DWG, installation drawing, user guide, maintenance manual and part drawing.  
♦ We supply overseas engineer service and help to train your workers to operate the machine.

 

Drive shaft type

The driveshaft transfers torque from the engine to the wheels and is responsible for the smooth running of the vehicle. Its design had to compensate for differences in length and angle. It must also ensure perfect synchronization between its joints. The drive shaft should be made of high-grade materials to achieve the best balance of stiffness and elasticity. There are 3 main types of drive shafts. These include: end yokes, tube yokes and tapered shafts.
air-compressor

tube yoke

Tube yokes are shaft assemblies that use metallic materials as the main structural component. The yoke includes a uniform, substantially uniform wall thickness, a first end and an axially extending second end. The first diameter of the drive shaft is greater than the second diameter, and the yoke further includes a pair of opposing lugs extending from the second end. These lugs have holes at the ends for attaching the axle to the vehicle.
By retrofitting the driveshaft tube end into a tube fork with seat. This valve seat transmits torque to the driveshaft tube. The fillet weld 28 enhances the torque transfer capability of the tube yoke. The yoke is usually made of aluminum alloy or metal material. It is also used to connect the drive shaft to the yoke. Various designs are possible.
The QU40866 tube yoke is used with an external snap ring type universal joint. It has a cup diameter of 1-3/16″ and an overall width of 4½”. U-bolt kits are another option. It has threaded legs and locks to help secure the yoke to the drive shaft. Some performance cars and off-road vehicles use U-bolts. Yokes must be machined to accept U-bolts, and U-bolt kits are often the preferred accessory.
The end yoke is the mechanical part that connects the drive shaft to the stub shaft. These yokes are usually designed for specific drivetrain components and can be customized to your needs. Pat’s drivetrain offers OEM replacement and custom flanged yokes.
If your tractor uses PTO components, the cross and bearing kit is the perfect tool to make the connection. Additionally, cross and bearing kits help you match the correct yoke to the shaft. When choosing a yoke, be sure to measure the outside diameter of the U-joint cap and the inside diameter of the yoke ears. After taking the measurements, consult the cross and bearing identification drawings to make sure they match.
While tube yokes are usually easy to replace, the best results come from a qualified machine shop. Dedicated driveshaft specialists can assemble and balance finished driveshafts. If you are unsure of a particular aspect, please refer to the TM3000 Driveshaft and Cardan Joint Service Manual for more information. You can also consult an excerpt from the TSB3510 manual for information on angle, vibration and runout.
The sliding fork is another important part of the drive shaft. It can bend over rough terrain, allowing the U-joint to keep spinning in tougher conditions. If the slip yoke fails, you will not be able to drive and will clang. You need to replace it as soon as possible to avoid any dangerous driving conditions. So if you notice any dings, be sure to check the yoke.
If you detect any vibrations, the drivetrain may need adjustment. It’s a simple process. First, rotate the driveshaft until you find the correct alignment between the tube yoke and the sliding yoke of the rear differential. If there is no noticeable vibration, you can wait for a while to resolve the problem. Keep in mind that it may be convenient to postpone repairs temporarily, but it may cause bigger problems later.
air-compressor

end yoke

If your driveshaft requires a new end yoke, CZPT has several drivetrain options. Our automotive end yoke inventory includes keyed and non-keyed options. If you need tapered or straight holes, we can also make them for you.
A U-bolt is an industrial fastener that has U-shaped threads on its legs. They are often used to join 2 heads back to back. These are convenient options to help keep drivetrain components in place when driving over rough terrain, and are generally compatible with a variety of models. U-bolts require a specially machined yoke to accept them, so be sure to order the correct size.
The sliding fork helps transfer power from the transfer case to the driveshaft. They slide in and out of the transfer case, allowing the u-joint to rotate. Sliding yokes or “slips” can be purchased separately. Whether you need a new 1 or just a few components to upgrade your driveshaft, 4 CZPT Parts will have the parts you need to repair your vehicle.
The end yoke is a necessary part of the drive shaft. It connects the drive train and the mating flange. They are also used in auxiliary power equipment. CZPT’s drivetrains are stocked with a variety of flanged yokes for OEM applications and custom builds. You can also find flanged yokes for constant velocity joints in our extensive inventory. If you don’t want to modify your existing drivetrain, we can even make a custom yoke for you.

China Standard Hydraulic Drive Rubber Belt Cutting Machine Bale Cutter Guillotine Cutter   near me supplier China Standard Hydraulic Drive Rubber Belt Cutting Machine Bale Cutter Guillotine Cutter   near me supplier

China Hot selling Automatic Rotary Cutter Hydraulic Drive Grinder/Plywood Peeling Knife Grinder Machine with Good quality

Product Description

 

 

 

Electromagnetic Automatic Knife Grinder

Model

YQ-1500

YQ-3000

YQ-3500

Max Grinding Length

1600 mm

3200mm

3600mm

Table Size

1550×180(200)mm

3000×180(200)mm

3550×180(200)mm

Total power

about 6.0kw

about 6.0kw

about 6.0kw

Example Specifications —-  YQ1500 

Max grinding length

1600mm 

Table size

1550×180(200)mm

Grinding wheel size

Φ200*Φ100*Φ32mm

Work voltage

380V / 440V ( can be customized ) 

Grinding wheel reciprocating speed

17m/min

Adjustable angel of work table

±90°

Driving method of grinding head

Transmission

Overall dimension

3850*1300*1300mm

Total power

6kw

Total weight

1800kg

Features

1. This machine mainly grind all type of long knives, like peeling machine knife, Granulator knife,cutting paper knife ,Shearing Blades, sliceing knives etc.
2. This machine can work long surface knife. Max. Working length is 1500mm.
3. This machine’s body is a design of gantry body, with the high-quality steel weld,The body has high strength and good rigidity.
4. The worktable use the electro magnetic chuck. And very convenience to clamp knife. The worktable is easy to adjust the angle by worm gear.
5. This machine use the inverter. It can be easy to adjust the horizontal and vertical speed of the grinding head.
6. Job accuracy of machine is 0.01mm.

 

Why Choose Us:

(1)   lasering your logo on products and designing logo is free 
(2)   Delivery time within 30days 
(3)   No else charge 
(4)   MOQ≥1 
(5)   Provide products quotation 
(6)   Provide Packaging customization service 
(7)   SupportWechat/Email/ / 
(8)   We specializein this field for 25 years 
(9)   Excellent after-sale system 
(10) Supporting visits to factory

Pre-sale service
1) Provide the free consultation of equipment

2) Provide the standard device and the flow chart
3) According to the clients’ special requirement ,offering the resonable plan and free design to help to select the equipment .
4)Welcome to visit our factory
Service during the sales
1) Inspect the machine before leaving the factory

2) Oversea install and debug the equipment
3) Train the first-line operator
After sales service

1) 24 hours online service

2) Provide the VIDEO with install and debug the equipment
3) Provide technical exchanging

FAQ:

 

Q1:Can you customize products for clients?

 A1: Yes We can customize and produce woodworking machines according to the customer’s requirements or drawings.

 

Q2:What about your products quality?

A2:We can provide you samples for quality inspection. If you order, we guarantee the quality is same with sample. In case of quality problem, we can sign agreements and our company will perform the duties.

 

Q3:How can we trust your factory?

A3:We recommend that you come to our factory to see the goods,to verify the real situation of the products, and know more about our factory.

 

Q4:Why does the price often change?

A4:The price depends on the latest prices of the raw materials.

 

Q5:What about the contract signing?

A5: If you’re satisfied with the products and our service, you can sign the contract with us, pay the deposit Then we’ll produce the machines as soon as possible. If you are far away, we can sign the contract by fax. We will ensure the quality of the products and the accessories are complete.

 

Q6: How about delivery?

A: when the product is ready, it can be delivered to you after your full payment. We}ll provide technical guidance.

Worm Gear Motors

Worm gear motors are often preferred for quieter operation because of the smooth sliding motion of the worm shaft. Unlike gear motors with teeth, which may click as the worm turns, worm gear motors can be installed in a quiet area. In this article, we will talk about the CZPT whirling process and the various types of worms available. We’ll also discuss the benefits of worm gear motors and worm wheel.
worm shaft

worm gear

In the case of a worm gear, the axial pitch of the ring pinion of the corresponding revolving worm is equal to the circular pitch of the mating revolving pinion of the worm gear. A worm with 1 start is known as a worm with a lead. This leads to a smaller worm wheel. Worms can work in tight spaces because of their small profile.
Generally, a worm gear has high efficiency, but there are a few disadvantages. Worm gears are not recommended for high-heat applications because of their high level of rubbing. A full-fluid lubricant film and the low wear level of the gear reduce friction and wear. Worm gears also have a lower wear rate than a standard gear. The worm shaft and worm gear is also more efficient than a standard gear.
The worm gear shaft is cradled within a self-aligning bearing block that is attached to the gearbox casing. The eccentric housing has radial bearings on both ends, enabling it to engage with the worm gear wheel. The drive is transferred to the worm gear shaft through bevel gears 13A, 1 fixed at the ends of the worm gear shaft and the other in the center of the cross-shaft.

worm wheel

In a worm gearbox, the pinion or worm gear is centered between a geared cylinder and a worm shaft. The worm gear shaft is supported at either end by a radial thrust bearing. A gearbox’s cross-shaft is fixed to a suitable drive means and pivotally attached to the worm wheel. The input drive is transferred to the worm gear shaft 10 through bevel gears 13A, 1 of which is fixed to the end of the worm gear shaft and the other at the centre of the cross-shaft.
Worms and worm wheels are available in several materials. The worm wheel is made of bronze alloy, aluminum, or steel. Aluminum bronze worm wheels are a good choice for high-speed applications. Cast iron worm wheels are cheap and suitable for light loads. MC nylon worm wheels are highly wear-resistant and machinable. Aluminum bronze worm wheels are available and are good for applications with severe wear conditions.
When designing a worm wheel, it is vital to determine the correct lubricant for the worm shaft and a corresponding worm wheel. A suitable lubricant should have a kinematic viscosity of 300 mm2/s and be used for worm wheel sleeve bearings. The worm wheel and worm shaft should be properly lubricated to ensure their longevity.

Multi-start worms

A multi-start worm gear screw jack combines the benefits of multiple starts with linear output speeds. The multi-start worm shaft reduces the effects of single start worms and large ratio gears. Both types of worm gears have a reversible worm that can be reversed or stopped by hand, depending on the application. The worm gear’s self-locking ability depends on the lead angle, pressure angle, and friction coefficient.
A single-start worm has a single thread running the length of its shaft. The worm advances 1 tooth per revolution. A multi-start worm has multiple threads in each of its threads. The gear reduction on a multi-start worm is equal to the number of teeth on the gear minus the number of starts on the worm shaft. In general, a multi-start worm has 2 or 3 threads.
Worm gears can be quieter than other types of gears because the worm shaft glides rather than clicking. This makes them an excellent choice for applications where noise is a concern. Worm gears can be made of softer material, making them more noise-tolerant. In addition, they can withstand shock loads. Compared to gears with toothed teeth, worm gears have a lower noise and vibration rate.
worm shaft

CZPT whirling process

The CZPT whirling process for worm shafts raises the bar for precision gear machining in small to medium production volumes. The CZPT whirling process reduces thread rolling, increases worm quality, and offers reduced cycle times. The CZPT LWN-90 whirling machine features a steel bed, programmable force tailstock, and five-axis interpolation for increased accuracy and quality.
Its 4,000-rpm, 5-kW whirling spindle produces worms and various types of screws. Its outer diameters are up to 2.5 inches, while its length is up to 20 inches. Its dry-cutting process uses a vortex tube to deliver chilled compressed air to the cutting point. Oil is also added to the mixture. The worm shafts produced are free of undercuts, reducing the amount of machining required.
Induction hardening is a process that takes advantage of the whirling process. The induction hardening process utilizes alternating current (AC) to cause eddy currents in metallic objects. The higher the frequency, the higher the surface temperature. The electrical frequency is monitored through sensors to prevent overheating. Induction heating is programmable so that only certain parts of the worm shaft will harden.

Common tangent at an arbitrary point on both surfaces of the worm wheel

A worm gear consists of 2 helical segments with a helix angle equal to 90 degrees. This shape allows the worm to rotate with more than 1 tooth per rotation. A worm’s helix angle is usually close to 90 degrees and the body length is fairly long in the axial direction. A worm gear with a lead angle g has similar properties as a screw gear with a helix angle of 90 degrees.
The axial cross section of a worm gear is not conventionally trapezoidal. Instead, the linear part of the oblique side is replaced by cycloid curves. These curves have a common tangent near the pitch line. The worm wheel is then formed by gear cutting, resulting in a gear with 2 meshing surfaces. This worm gear can rotate at high speeds and still operate quietly.
A worm wheel with a cycloid pitch is a more efficient worm gear. It reduces friction between the worm and the gear, resulting in greater durability, improved operating efficiency, and reduced noise. This pitch line also helps the worm wheel engage more evenly and smoothly. Moreover, it prevents interference with their appearance. It also makes worm wheel and gear engagement smoother.
worm shaft

Calculation of worm shaft deflection

There are several methods for calculating worm shaft deflection, and each method has its own set of disadvantages. These commonly used methods provide good approximations but are inadequate for determining the actual worm shaft deflection. For example, these methods do not account for the geometric modifications to the worm, such as its helical winding of teeth. Furthermore, they overestimate the stiffening effect of the gearing. Hence, efficient thin worm shaft designs require other approaches.
Fortunately, several methods exist to determine the maximum worm shaft deflection. These methods use the finite element method, and include boundary conditions and parameter calculations. Here, we look at a couple of methods. The first method, DIN 3996, calculates the maximum worm shaft deflection based on the test results, while the second one, AGMA 6022, uses the root diameter of the worm as the equivalent bending diameter.
The second method focuses on the basic parameters of worm gearing. We’ll take a closer look at each. We’ll examine worm gearing teeth and the geometric factors that influence them. Commonly, the range of worm gearing teeth is 1 to four, but it can be as large as twelve. Choosing the teeth should depend on optimization requirements, including efficiency and weight. For example, if a worm gearing needs to be smaller than the previous model, then a small number of teeth will suffice.

China Hot selling Automatic Rotary Cutter Hydraulic Drive Grinder/Plywood Peeling Knife Grinder Machine   with Good qualityChina Hot selling Automatic Rotary Cutter Hydraulic Drive Grinder/Plywood Peeling Knife Grinder Machine   with Good quality

China factory Kexinda New Customized PLC Control System High Speed Full Automatic Hydraulic Motor Drive Metal C Purlin Cold Roll Forming Machine near me shop

Product Description

 c purlin roll forming machine

Product Description

New Customized PLC Control System High Speed Full Automatic Hydraulic Motor Drive Metal CZ Purlin Cold Roll Forming Machine for Peb Size Adjustable

 

 

The chart of process flow:

Decoilingactive feedingroll formingmeasuring lengthcutting to lengthproduct to stand

 

Main equipment:

Decoiler, main forming machine, hydraulic cutting, product stand, hydraulic systerm, electric systerm

Techenical parameters:

1Automatic inner tight decoiler

A coil inner diameter:450mm-700mm

B max width of coiling: 500mm

C max loading of cloading:4500kg

2 main forming machine:

A number of forming steps:12 or according to customers requirement

B material of shaft:45# adjustable treatment. Outer diameter 70mm

C material of roller:high grade 45# steel (plated chrome on surface)

D main motor power:22kw

E forming speed :8-12m/min or according to the customers requirement

F stand: 350#steel welding

G the plated chrome of roller surface:0.05mm

3 hydraulic cutter:

A material of blade:Cr12with quenched treatment

B cutting systerm: adopt advanced hydraulic drive, automatic cut after forming, no distortion, no waste, high safe factor(main motor stops and cut)

4 product warranty:

12 months and we will provide the technical support for the whole life of the equipment.

 

The chart of process flow:

A Technical specification

(1)   Manual decoiler

(2) Roll-Forming M/C:

(3) Cutting Mechanism

(4)  Hydraulic System

(5)Computer control cabinet :

One counter gauges length, pulses, and decides length

(7) Output table

table

 

Packaging & Shipping

 

Company Information

FAQ

 

1:How to play order:

 

Inquiry—confirm the profile drawings and price—confirm the PI—arrange the deposit or L/C—then OK

 

2:How to visit our company:

 

Fly to ZheJiang airport: By high speed train From ZheJiang Nan to HangZhou Xi(1 hour),then we can pick up you.

 

Fly to ZheJiang Airport:By high speed train From ZheJiang Xihu (West Lake) Dis.ao to HangZhou Xi(4.5hours),then we can pick up you.

 

 

 

3:When we exported the machines:

We have beening making and exporting the machines since from the year of 1998.

 

4:If you want to get more pictures or videos of the machines,I can send them to you by Email or Skype

 

 

 

 

 

 

 

 

 

Axle Spindle Types and Features

The axle spindle is an integral part of your vehicle’s suspension. There are several different types and features, including mounting methods, bearings, and functions. Read on for some basic information on axle spindles. The next part of the article will cover how to choose the correct axle spindle for your vehicle. This article will also discuss the different types of spindles available, including the differences between the rear and front bearings.
Driveshaft

Features

The improved axle spindle nut assembly is capable of providing additional performance benefits, including increased tire life and reduced seal failure. Its keyway features and radially inwardly extending teeth allow nut adjustment to be accomplished with precision. The invention further provides a unique, multi-piece locking mechanism that minimizes leakage and torque transfer. Its principles and features are detailed in the appended claims. For example, the improved axle spindle nut assembly is designed for use in vehicles that are equipped with a steering system.
The axle spindle nut assembly includes a nut 252 with threads 256 on its inner periphery. The axle spindle 50 also features threads 198 on its outer periphery. The nut is threaded onto the outboard end of the axle spindle 50 until it contacts the inboard surface of the axle spacer 26. In the assembled state, a bearing spacer 58 is also present on the axle spindle.
The axle spindle nut assembly can reduce axial end play between the wheel end assembly 52 and the axle spindle 50. It can be tightened to an extreme torque level, but if the thread faces separate, it will undercompress the bearing cone and spacer group. To minimize these disadvantages, the axle spindle nut assembly is a critical component of a wheel-end assembly. There are several types of axle spindle nuts.
The third embodiment of the axle spindle nut assembly 300 comprises an inner washer 202, an outer washer 310, and at least 1 screw 320. The axle spindle nut assembly 300 secures and preloads bearing cones 55, 57. Unlike the first embodiment, the axle spindle nut assembly 300 uses the inner washer 202, which is optional in the third embodiment. The inner washer 202 and outer washer 310 are similar to those of the first embodiment.

Functions

An axle spindle is 1 of the most important components of a vehicle’s suspension system. The spindle retains the position of bearings and a spacer in an axle by providing clamp force. The inner nut of an axle spindle should be properly torqued to ensure a secure fit. A spindle nut is also responsible for compressing bearings and spacers. If any of these components are missing, the spindle will not work properly.
An axle spindle is used in rear wheel drive cars. It carries the weight of the vehicle on the axle casing and transfers the torque from the differential to the wheels. The axle spindle and hub are secured on the spindle by large nuts. The axle spindle is a vital component of rear wheel drive vehicles. Hence, it is essential to understand the functions of axle spindle. These components are responsible for the smooth operation of a vehicle’s suspension system.
Axle spindles can be mounted in 3 ways: in the typical axle assembly, the spindles are bolted onto the ends of the tubular axle, and the axle is suspended by springs. Short stub-axle mounting uses a torsion beam that flexes to provide a smooth ride. A second washer is used to prevent excessive rotation of the axle spindle.
Apart from being a crucial component of the suspension system, the spindles of the wheels are responsible for guiding the vehicle in a straight line. They are connected to the steering axis and are used in different types of suspension systems. European cars use a MacPherson Strut suspension system in which the spindle is connected to the arms in the front and rear of the suspension frame. The MacPherson strut allows the shock absorber housing to turn the wheel.
Driveshaft

Methods of mounting

Various methods of mounting axle spindle are available. In general, these methods involve forming a tubular blank of uniform cross section and thickness, and receiving the bearing assembly against it. The spindle is then secured using a collar, which also serves as a bearing stop. In some cases, additional features are used to provide greater security. Some of these features may not be suitable for all applications. But they are generally suitable.
Axle spindle forming is usually done by progressive steps using hollow punches. The metallic body of the punch has an inner work surface, which receives the axle blank. A mandrel is fixed within the work opening of the punch. The punch body’s work surface forges the spindle about the mandrel. The punch has 2 ends, a closed and an open one.
A wheeled vehicle axle assembly (10) includes a cylindrical housing member (12 a) and a plurality of spindle mounting flanges (30) secured on the housing member. The spindles (16) are firmly attached to the housing member by means of coupling members. The coupling members are configured to distribute the bending loads imposed on the spindle by the axle. It is important to note that the coupling members can be either threaded or screwed.
Traditionally, axle spindles were made from tubular blanks of irregular thickness. This method allowed for a gradual reduction in diameter and eliminated the need for extra metal within the spindle. Similarly, axles made by cold forming eliminate the need for additional metal in the spindle. In this way, the overall cost of manufacture is also reduced. The material used for manufacturing axles also determines the size and shape of the final product.
Driveshaft

Bearings

A nut 16 is used to retain the wheel bearings on axle spindle 12. The nut comprises several parts. The first portion includes a plurality of threads and a deformable second portion. The nut may be disposed on the inboard or outboard end of the axle spindle. This type of nut is typically secured to the axle spindle by a retaining nut.
The bearings are installed in the spindle to allow the wheel hub to rotate. While bearings are greased, they can dry out over time. Consequently, you may hear a loud clicking sound when turning your vehicle. Alternatively, you may notice grease on the edges of your tires. Bearing failure can cause severe damage to your axle spindle. If you notice any of these symptoms, you may need to replace the bearings on your axle spindle. Fortunately, you can purchase the necessary bearing parts at O’Reilly Auto Parts.
There are 3 ways to mount an axle spindle. A typical axle assembly has the spindles bolted to the ends of the tubular axle. A torsion beam is also used to mount the spindles on the axle. This torsion beam acts like a spring to help make the ride smooth and bump-free. Lastly, the axle spindle is sometimes mounted as a bolt-on component.

Cost

If your axle spindle has been damaged, you may need to have it replaced. This part of the axle is relatively easy to replace, but you need to know how to do it correctly. To replace your axle spindle, you must first remove the damaged one. To do this, a technician will cut the weld. They will then thread the new 1 into the axle tube and torque it to specification. After that, they will weld the new axle spindle into place.
When you are thinking about the cost of an axle spindle replacement, you must first determine if it is worth it for your vehicle. It is generally a good idea to replace the spindle only if it is causing damage to your vehicle. You can also replace your axle housing if it is deteriorating. If you do not replace the spindle, you can risk damaging the axle housing. To save money, you can consider using a repair kit.
You can also purchase an axle nut socket set. Most wrenches have an adjusting socket for this purpose. The socket set should be suitable for most vehicle types. Axle spindle replacement costs around $500 to $600 before tax. However, you should be aware that these costs vary widely based on the type of vehicle you have. The parts can cost between $430 and $480, and the labor can cost anywhere from $50 to 70.

China factory Kexinda New Customized PLC Control System High Speed Full Automatic Hydraulic Motor Drive Metal C Purlin Cold Roll Forming Machine   near me shop China factory Kexinda New Customized PLC Control System High Speed Full Automatic Hydraulic Motor Drive Metal C Purlin Cold Roll Forming Machine   near me shop

China best Full Automatic Size Adjustable Hydraulic Motor Drive Metal CZ Purlin Cold Roll Forming Machine with Best Sales

Product Description

Full Automatic Size Adjustable Hydraulic Motor Drive Metal CZ Purlin Cold Roll Forming Machine

C or Z Shape Purline Forming Machine can produce many size of C & Z shape purline. The whole line mainly consists of uncoiler and its base, coil sheet flattening equipment, C & Z shape forming system, punching equipment, post-cutting equipment,, hydraulic station, and controlling system.

 

Drawing /Profile

Material Type :GI ,PPGI  Aluminum .
                          Thickness :2.0-3.0mm 
                          Size :C :80-300mm   Z :120-300mm

 

Product Description

 Main Parameter

 1.Components of roll forming machine:
 

o. Item. Unit. Qty.
1. Manual decolier set 1
2. Molding core set 1
3. PLC control box set 1
4. Hydraulic pump set 1
5. Exit rack set 1
6. Cutting system set 1

 

1) Process 

  Manual decoiler→Feeding material into machine→Roll forming machine→Measure  length→Hydraulic cutting→Finished Products 

 

 

 1) Decoiler

 

3T Manual Decoiler 
1) Inner Diameter :450-550mm
2) Width :600mm
3) Capacity :3T

 

 

 2)Main parameter 

Name

Metal Steel CZ Purline Roll Forming Machine

1

Suitable raw material

PPGI/PPGL/GI/GL Steel Coils

2

Thickness of coil sheet 

2-3mm

3

Punching device

round hole or elliptical hole

4

Effective width

C:80-300mm
Z:100-300mm

5

Under frame 

350H-beam

6

Diameter of Soild shaft

80mm, high grade 45# steel, finish turning, cylindrical grinding, with keyway

7

Roller

Gcr15, processed by CNC lathe, Quenched and tempered treatment, 

hard chrome coated 0.05-0.07mm

8

Thickness of middle plate

18mm

9

Forming stations

16

10

Drive type

By chain(1.5 inch) link bearing model 6212

11

Power of main motor

11kw with Cycloidal reducer, 

12

Power of pump station

5.5kw, 

13

Forming speed

About 15-20m/min

14

Hydraulic cutting

Controlled by PLC

15

PLC 

DELTA, ZheJiang / Mitsubishi, Japan

16

Material of cutting blade

Cr12Mov, quenching 58-62ºC

17

Frequency converter

It has the advantage of slowing down before cutting, 

to ensure thelength accuracy(±1mm, far better than 

industrialstandard ±3mm).

            Feeding                                    Forming                                                    Cutting 

Control BOX                                                                    Oil pump
                                                 

3)After-Sales Service

1. we can produce the special machine,send your drawing to us,we can design for you.

 

2. if you buy our products,we also can help you to purchase the material,like color roll,the price is lower than you buy by yourself.

 

3. we provide a one year warranty and lifelong technical support, we can send our technicians to you to give you on-site training.

 

The training period would be for no more than 1 week with the customer paying for the visa, return ticket, food, accommodations and a daily wage of US100.

 

4. engineers available to service machinery overseas.

 

5. if you come to visit our factory,we can book the room for you, car pick up to send.

 

Thanks for visiting our products, if you have interest, pls leave your message, or you can contact us, speical design is avaliable!

 

The real data, the most professinal foreign trade team, your best trustable partner.

 

 

4) Company :Main company and branch

 

 

 

FAQ:

———————————————————————————
 

A:- What service can you provide before order?

– About the pre-sale service. We provide you answers of all your questions on our machines, such as technical parameter, price, payment terms, ect. If you wanna visit our factory and check the machines, we also can send you invitation letter and give you our warmest welcome.

B:- Can you finish the machine during the delivery time?

– We will finish the machine in time according to determined lead time.

C:- Can you provide some spare parts?

– Yes, of course. The quick-wear parts are sent to you together with the machine.

D:- What is the after- sale service?

– About the after-sales service. We can send technician to your country to fix the machine. The buyer should bear all the cost including: visa, Roundtrip ticket and suitable accommodation, also buyer should pay the salary 100USD/day.

The warranty is 1 year. and we will provide the technical support for the whole life. It is free to maintain the machine the first year after buying, including changing the main components. The first year hence, you will pay for our technician $50 per day to maintain the machine. And the components are not free, if you need to get it from us.

E:- Any other service?

– We can manufacture, design, installation and debug various roll forming machines including standard and customized machines.

It is free to assemble machine and train your works, but the buyer should pay for the round-trip airplane ticket, and arrange accommodation during that time.

 

How to Select a Worm Shaft and Gear For Your Project

You will learn about axial pitch PX and tooth parameters for a Worm Shaft 20 and Gear 22. Detailed information on these 2 components will help you select a suitable Worm Shaft. Read on to learn more….and get your hands on the most advanced gearbox ever created! Here are some tips for selecting a Worm Shaft and Gear for your project!…and a few things to keep in mind.
worm shaft

Gear 22

The tooth profile of Gear 22 on Worm Shaft 20 differs from that of a conventional gear. This is because the teeth of Gear 22 are concave, allowing for better interaction with the threads of the worm shaft 20. The worm’s lead angle causes the worm to self-lock, preventing reverse motion. However, this self-locking mechanism is not entirely dependable. Worm gears are used in numerous industrial applications, from elevators to fishing reels and automotive power steering.
The new gear is installed on a shaft that is secured in an oil seal. To install a new gear, you first need to remove the old gear. Next, you need to unscrew the 2 bolts that hold the gear onto the shaft. Next, you should remove the bearing carrier from the output shaft. Once the worm gear is removed, you need to unscrew the retaining ring. After that, install the bearing cones and the shaft spacer. Make sure that the shaft is tightened properly, but do not over-tighten the plug.
To prevent premature failures, use the right lubricant for the type of worm gear. A high viscosity oil is required for the sliding action of worm gears. In two-thirds of applications, lubricants were insufficient. If the worm is lightly loaded, a low-viscosity oil may be sufficient. Otherwise, a high-viscosity oil is necessary to keep the worm gears in good condition.
Another option is to vary the number of teeth around the gear 22 to reduce the output shaft’s speed. This can be done by setting a specific ratio (for example, 5 or 10 times the motor’s speed) and modifying the worm’s dedendum accordingly. This process will reduce the output shaft’s speed to the desired level. The worm’s dedendum should be adapted to the desired axial pitch.

Worm Shaft 20

When selecting a worm gear, consider the following things to consider. These are high-performance, low-noise gears. They are durable, low-temperature, and long-lasting. Worm gears are widely used in numerous industries and have numerous benefits. Listed below are just some of their benefits. Read on for more information. Worm gears can be difficult to maintain, but with proper maintenance, they can be very reliable.
The worm shaft is configured to be supported in a frame 24. The size of the frame 24 is determined by the center distance between the worm shaft 20 and the output shaft 16. The worm shaft and gear 22 may not come in contact or interfere with 1 another if they are not configured properly. For these reasons, proper assembly is essential. However, if the worm shaft 20 is not properly installed, the assembly will not function.
Another important consideration is the worm material. Some worm gears have brass wheels, which may cause corrosion in the worm. In addition, sulfur-phosphorous EP gear oil activates on the brass wheel. These materials can cause significant loss of load surface. Worm gears should be installed with high-quality lubricant to prevent these problems. There is also a need to choose a material that is high-viscosity and has low friction.
Speed reducers can include many different worm shafts, and each speed reducer will require different ratios. In this case, the speed reducer manufacturer can provide different worm shafts with different thread patterns. The different thread patterns will correspond to different gear ratios. Regardless of the gear ratio, each worm shaft is manufactured from a blank with the desired thread. It will not be difficult to find 1 that fits your needs.
worm shaft

Gear 22’s axial pitch PX

The axial pitch of a worm gear is calculated by using the nominal center distance and the Addendum Factor, a constant. The Center Distance is the distance from the center of the gear to the worm wheel. The worm wheel pitch is also called the worm pitch. Both the dimension and the pitch diameter are taken into consideration when calculating the axial pitch PX for a Gear 22.
The axial pitch, or lead angle, of a worm gear determines how effective it is. The higher the lead angle, the less efficient the gear. Lead angles are directly related to the worm gear’s load capacity. In particular, the angle of the lead is proportional to the length of the stress area on the worm wheel teeth. A worm gear’s load capacity is directly proportional to the amount of root bending stress introduced by cantilever action. A worm with a lead angle of g is almost identical to a helical gear with a helix angle of 90 deg.
In the present invention, an improved method of manufacturing worm shafts is described. The method entails determining the desired axial pitch PX for each reduction ratio and frame size. The axial pitch is established by a method of manufacturing a worm shaft that has a thread that corresponds to the desired gear ratio. A gear is a rotating assembly of parts that are made up of teeth and a worm.
In addition to the axial pitch, a worm gear’s shaft can also be made from different materials. The material used for the gear’s worms is an important consideration in its selection. Worm gears are usually made of steel, which is stronger and corrosion-resistant than other materials. They also require lubrication and may have ground teeth to reduce friction. In addition, worm gears are often quieter than other gears.

Gear 22’s tooth parameters

A study of Gear 22’s tooth parameters revealed that the worm shaft’s deflection depends on various factors. The parameters of the worm gear were varied to account for the worm gear size, pressure angle, and size factor. In addition, the number of worm threads was changed. These parameters are varied based on the ISO/TS 14521 reference gear. This study validates the developed numerical calculation model using experimental results from Lutz and FEM calculations of worm gear shafts.
Using the results from the Lutz test, we can obtain the deflection of the worm shaft using the calculation method of ISO/TS 14521 and DIN 3996. The calculation of the bending diameter of a worm shaft according to the formulas given in AGMA 6022 and DIN 3996 show a good correlation with test results. However, the calculation of the worm shaft using the root diameter of the worm uses a different parameter to calculate the equivalent bending diameter.
The bending stiffness of a worm shaft is calculated through a finite element model (FEM). Using a FEM simulation, the deflection of a worm shaft can be calculated from its toothing parameters. The deflection can be considered for a complete gearbox system as stiffness of the worm toothing is considered. And finally, based on this study, a correction factor is developed.
For an ideal worm gear, the number of thread starts is proportional to the size of the worm. The worm’s diameter and toothing factor are calculated from Equation 9, which is a formula for the worm gear’s root inertia. The distance between the main axes and the worm shaft is determined by Equation 14.
worm shaft

Gear 22’s deflection

To study the effect of toothing parameters on the deflection of a worm shaft, we used a finite element method. The parameters considered are tooth height, pressure angle, size factor, and number of worm threads. Each of these parameters has a different influence on worm shaft bending. Table 1 shows the parameter variations for a reference gear (Gear 22) and a different toothing model. The worm gear size and number of threads determine the deflection of the worm shaft.
The calculation method of ISO/TS 14521 is based on the boundary conditions of the Lutz test setup. This method calculates the deflection of the worm shaft using the finite element method. The experimentally measured shafts were compared to the simulation results. The test results and the correction factor were compared to verify that the calculated deflection is comparable to the measured deflection.
The FEM analysis indicates the effect of tooth parameters on worm shaft bending. Gear 22’s deflection on Worm Shaft can be explained by the ratio of tooth force to mass. The ratio of worm tooth force to mass determines the torque. The ratio between the 2 parameters is the rotational speed. The ratio of worm gear tooth forces to worm shaft mass determines the deflection of worm gears. The deflection of a worm gear has an impact on worm shaft bending capacity, efficiency, and NVH. The continuous development of power density has been achieved through advancements in bronze materials, lubricants, and manufacturing quality.
The main axes of moment of inertia are indicated with the letters A-N. The three-dimensional graphs are identical for the seven-threaded and one-threaded worms. The diagrams also show the axial profiles of each gear. In addition, the main axes of moment of inertia are indicated by a white cross.

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China supplier Factory Price 1t 2t 3t Double Drum Hydraulic Vibratory Road Roller Compactor Machine near me supplier

Product Description

Factory Price 1T 2T 3T Double Drum Hydraulic Vibratory Road Roller Compactor Machine

Product Description                                                                  

Walk-behind rollers can be single drum or tandem models. Both types are self-propelled and can work in reverse travel direction and are controlled by cable or road linkages. The mobility of walk-behind rollers improves compaction power when compared to plates and tampers. They are used for soil, granular and asphalt compaction and for small area repair and pothole work. 

Feature:

1.Adjustable armrest,convenient and easy transport.
2.hydraulic drive system,Excellent performance
3.Small operating radius,can work in a small area.
4. Surface spray, rust and corrosion.

Technical Parameters                                                                

 

Product Features and Details                                           


It is mainly used for compacting leveling in ditches, roads and stadium sites, and can also be used for the operation of compacted asphalt surface. The operation radius is small, it can work in the smaller area and is suitable for the backfilling of the grooves.


Applications:

Road Compact Roller

For compaction of asphalt surface, compaction of gravel, sand and other projects.

The walk-behind vibratory rollers are small-size vibratory roller, applied to mending and maintaining various roads, expressway shoulder, roadside, parking area, sports ground and garden lawn. They are especially suitable for compaction of narrow areas as pipeline channel and drainage trench etc.

Packaging & Shipping                                                               

1. Packaging:  1)Wrapped by proctective film;

                        2)Packed by standard import & export wooden cases or carton boxes.

2. Shipping: By logistics; by automobile; by train; by shipping; by air etc.

 

Payment Terms                                                                          

We accept L/C, T/T, Western Union, Money Gram, Paypal, Alibaba Escrow etc.

About Us                                                                                    

ZheJiang CZPT Machinery Co., Ltd. is a large machinery manufacturing enterprise which focuses on research and development, production and sales of mining, tunnel construction, road and bridge construction equipments and so on.

We believes that good quality can give us survival, thus we only provide you top products. All the products with high quality meet international standards and are highly estimated by all clients at home and abroad.

All the staff in our company are professionally trained, so we can recommend you the most appropriate equipment. Every machine will be strictly examined before delivery. Any question about the machine will be replied within 24 hours. Welcome you to be our new client!

 

 

Guide to Drive Shafts and U-Joints

If you’re concerned about the performance of your car’s driveshaft, you’re not alone. Many car owners are unaware of the warning signs of a failed driveshaft, but knowing what to look for can help you avoid costly repairs. Here is a brief guide on drive shafts, U-joints and maintenance intervals. Listed below are key points to consider before replacing a vehicle driveshaft.
air-compressor

Symptoms of Driveshaft Failure

Identifying a faulty driveshaft is easy if you’ve ever heard a strange noise from under your car. These sounds are caused by worn U-joints and bearings supporting the drive shaft. When they fail, the drive shafts stop rotating properly, creating a clanking or squeaking sound. When this happens, you may hear noise from the side of the steering wheel or floor.
In addition to noise, a faulty driveshaft can cause your car to swerve in tight corners. It can also lead to suspended bindings that limit overall control. Therefore, you should have these symptoms checked by a mechanic as soon as you notice them. If you notice any of the symptoms above, your next step should be to tow your vehicle to a mechanic. To avoid extra trouble, make sure you’ve taken precautions by checking your car’s oil level.
In addition to these symptoms, you should also look for any noise from the drive shaft. The first thing to look for is the squeak. This was caused by severe damage to the U-joint attached to the drive shaft. In addition to noise, you should also look for rust on the bearing cap seals. In extreme cases, your car can even shudder when accelerating.
Vibration while driving can be an early warning sign of a driveshaft failure. Vibration can be due to worn bushings, stuck sliding yokes, or even springs or bent yokes. Excessive torque can be caused by a worn center bearing or a damaged U-joint. The vehicle may make unusual noises in the chassis system.
If you notice these signs, it’s time to take your car to a mechanic. You should check regularly, especially heavy vehicles. If you’re not sure what’s causing the noise, check your car’s transmission, engine, and rear differential. If you suspect that a driveshaft needs to be replaced, a certified mechanic can replace the driveshaft in your car.
air-compressor

Drive shaft type

Driveshafts are used in many different types of vehicles. These include four-wheel drive, front-engine rear-wheel drive, motorcycles and boats. Each type of drive shaft has its own purpose. Below is an overview of the 3 most common types of drive shafts:
The driveshaft is a circular, elongated shaft that transmits torque from the engine to the wheels. Drive shafts often contain many joints to compensate for changes in length or angle. Some drive shafts also include connecting shafts and internal constant velocity joints. Some also include torsional dampers, spline joints, and even prismatic joints. The most important thing about the driveshaft is that it plays a vital role in transmitting torque from the engine to the wheels.
The drive shaft needs to be both light and strong to move torque. While steel is the most commonly used material for automotive driveshafts, other materials such as aluminum, composites, and carbon fiber are also commonly used. It all depends on the purpose and size of the vehicle. Precision Manufacturing is a good source for OEM products and OEM driveshafts. So when you’re looking for a new driveshaft, keep these factors in mind when buying.
Cardan joints are another common drive shaft. A universal joint, also known as a U-joint, is a flexible coupling that allows 1 shaft to drive the other at an angle. This type of drive shaft allows power to be transmitted while the angle of the other shaft is constantly changing. While a gimbal is a good option, it’s not a perfect solution for all applications.
CZPT, Inc. has state-of-the-art machinery to service all types of drive shafts, from small cars to race cars. They serve a variety of needs, including racing, industry and agriculture. Whether you need a new drive shaft or a simple adjustment, the staff at CZPT can meet all your needs. You’ll be back on the road soon!

U-joint

If your car yoke or u-joint shows signs of wear, it’s time to replace them. The easiest way to replace them is to follow the steps below. Use a large flathead screwdriver to test. If you feel any movement, the U-joint is faulty. Also, inspect the bearing caps for damage or rust. If you can’t find the u-joint wrench, try checking with a flashlight.
When inspecting U-joints, make sure they are properly lubricated and lubricated. If the joint is dry or poorly lubricated, it can quickly fail and cause your car to squeak while driving. Another sign that a joint is about to fail is a sudden, excessive whine. Check your u-joints every year or so to make sure they are in proper working order.
Whether your u-joint is sealed or lubricated will depend on the make and model of your vehicle. When your vehicle is off-road, you need to install lubricable U-joints for durability and longevity. A new driveshaft or derailleur will cost more than a U-joint. Also, if you don’t have a good understanding of how to replace them, you may need to do some transmission work on your vehicle.
When replacing the U-joint on the drive shaft, be sure to choose an OEM replacement whenever possible. While you can easily repair or replace the original head, if the u-joint is not lubricated, you may need to replace it. A damaged gimbal joint can cause problems with your car’s transmission or other critical components. Replacing your car’s U-joint early can ensure its long-term performance.
Another option is to use 2 CV joints on the drive shaft. Using multiple CV joints on the drive shaft helps you in situations where alignment is difficult or operating angles do not match. This type of driveshaft joint is more expensive and complex than a U-joint. The disadvantages of using multiple CV joints are additional length, weight, and reduced operating angle. There are many reasons to use a U-joint on a drive shaft.
air-compressor

maintenance interval

Checking U-joints and slip joints is a critical part of routine maintenance. Most vehicles are equipped with lube fittings on the driveshaft slip joint, which should be checked and lubricated at every oil change. CZPT technicians are well-versed in axles and can easily identify a bad U-joint based on the sound of acceleration or shifting. If not repaired properly, the drive shaft can fall off, requiring expensive repairs.
Oil filters and oil changes are other parts of a vehicle’s mechanical system. To prevent rust, the oil in these parts must be replaced. The same goes for transmission. Your vehicle’s driveshaft should be inspected at least every 60,000 miles. The vehicle’s transmission and clutch should also be checked for wear. Other components that should be checked include PCV valves, oil lines and connections, spark plugs, tire bearings, steering gearboxes and brakes.
If your vehicle has a manual transmission, it is best to have it serviced by CZPT’s East Lexington experts. These services should be performed every 2 to 4 years or every 24,000 miles. For best results, refer to the owner’s manual for recommended maintenance intervals. CZPT technicians are experienced in axles and differentials. Regular maintenance of your drivetrain will keep it in good working order.

China supplier Factory Price 1t 2t 3t Double Drum Hydraulic Vibratory Road Roller Compactor Machine     near me supplier China supplier Factory Price 1t 2t 3t Double Drum Hydraulic Vibratory Road Roller Compactor Machine     near me supplier