China Custom SWC Type Cardan Shaft with High Quality with Free Design Custom

Product Description

SWC cardan shaft for rolling mill
Cardan shaft is a mechanical component for transmitting torque and rotation, usually used to connect driving motor and operation machines that cannot be connected directly because of distance or the need to allow for relative movement between them.
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Technical Data

       NO   D
  β                Size         Rotational                               inertia 
Lmin D3 Lm Lmin Increase 100mm Lmin Increase  100mm
SWC180BF 180 20 10 ≤25 100 810 114 110 0.267 0.0070 80 2.8
SWC225BF 225 40 20 ≤15 140 920 152 120 0.778 0.5714 138 4.9
SWC250BF 250 63 31.5 ≤15 140 1035 168 140 1.445 0.5717 196 5.3
SWC285BF 285 90 45 ≤15 140 1190 194 160 2.873 0.571 295 6.3
SWC315BF 315 125 63 ≤15 140 1315 219 180 5.094 0.571 428 8.0
SWC350BF 350 180 90 ≤15 150 1410 267 194 9.195 0.2219 632 15.0
SWC390BF 390 250 125 ≤15 170 1590 267 215 16.62 0.2219 817 15.0
SWC440BF 440 355 180 ≤15 190 1875 325 260 28.24 0.4744 1290 21.7
SWC490BF 490 500 250 ≤15 190 1985 325 270 46.33 0.4744 1631 21.7
SWC550BF 550 710 355 ≤15 240 2300 426 305 86.98 1.3570 2567 34.0
SWC620BF 620 1000 500 ≤15 240 2500 426 340 147.50 1.357 3267 34.0

Huading Cardan Universal Shaft Features:

1. We offer over 1000 different spare parts for a wide range of agricultural machinery, from combine harvesters, mowers,rakes to balers.They are used for various makes like John Deere, LAVERDA ,Claas, CZPT and Case/IH. 2.Elastomer connecting in the middle

3.Can absorb vibration, compensates for radial, axial and angular deviation

4.Oil resistance and electrical insulation

5.Have the same characteristic of clockwise and anticlockwise rotation
Cardan Shaft Types
We can supply you SWP,SWC,WSD,WS universal coupling as following:
Welded shaft type with length compensation / expansion joint

Short type with length compensation / expansion joint

Short type without length compensation / expansion joint

Long type without length compensation / expansion joint

Double flange with length compensation / expansion joint

Long type with big length compensation / big expansion joint

Super Short type with length compensation / expansion joint

Production Pictures

Our Company
HangZhou CZPT Machinery Manufacturing Co., Ltd. Is a high-tech enterprise specializing in the design and manufacture of various types of coupling. There are 86 employees in our company, including 2 senior engineers and no fewer than 20 mechanical design and manufacture, heat treatment, welding and other professionals. Advanced and reasonable process, complete detection means. We company actively introduce foreign advanced technology and equipment, on the basis of the condition, we make full use of the advantage and do more research and innovation. Strict to high quality and operate strictly in accordance with the ISO9000 quality certification system standard mode. 

The leading products of the company are mainly universal coupling, gear coupling, flexible coupling, rigid coupling and other series of dozens of thousands of specifications coupling, widely used in metallurgy, mining, lifting transport, petroleum chemical industry, papermaking, pharmaceutical, textile, printing and dyeing, ships, locomotives and equipment, longitudinal welded pipe cut, HangZhou, straightening and other industries, it provide strong support of technology and equipment for the localization of imported domestic numerous couplings, won the praise of clients. 
Our Services
1.Design Services
Our design team has experience in cardan shaft relating to product design and development. If you have any needs for your new product or wish to make further improvements, we are here to offer our support.

2.Product Services
raw materials → Cutting → Forging →Rough machining →Shot blasting →Heat treatment →Testing →Fashioning →Cleaning→ Assembly→Packing→Shipping

3.Samples Procedure
We could develop the sample according to your requirement and amend the sample constantly to meet your need.

4.Research & Development
We usually research the new needs of the market and develop the new model when there is new cars in the market.

5.Quality Control
Every step should be special test by Professional Staff according to the standard of ISO9001 and TS16949.

Products List

Transmission Machinery Parts Name Model
universal coupling WS  WSD  WSP
cardan shaft SWC  SWP  SWZ
disc coupling JMI   JMIJ   JMII    JMIIJ
high flexible coupling LM
chain coupling GL
jaw coupling LT
grid coupling JS

Welcome to customize products from our factory and pls send us more details about your purchasing.
Thank you for your time and attention.

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 Custom SWC Type Cardan Shaft with High Quality   with Free Design CustomChina Custom SWC Type Cardan Shaft with High Quality   with Free Design Custom