Product Description
Nontelescopic Welded Cardan Shaft Coupling (SWC WH)
SWC-WH-type cross shaft universal coupling can be widely used in metallurgy, lifting, engineering, transportation, mining, oil, shipbuilding, coal, rubber, paper machinery and other heavy machinery industry, mechanical shafting transmitting torque.
♦The Main Features Of SWC-WH-type Cross Shaft Universal Coupling
1. The ability to have a large angle compensation. Axis angle, SWC-WH type axis angle up to 15 degrees to 25 degrees.
2. The structure is compact and reasonable. SWC type with integral fork, so carrying more reliable.
3. The carrying capacity. Compared with other types of the same diameter rotary joint axis, it delivers more torque, the turning diameter of restricted mechanical equipment, the complete range is more advantageous.
4. High transmission efficiency. Its transmission efficiency of 98-99.8% for high-power transmission, energy-saving effect.
5. Carrying smooth, low noise, easy maintenance, assembly and disassembly.
♦Basic Parameter And Main Dimension
| Model | D mm |
Tn (KN.m) |
Tf (KN.m) |
<β |
Size (mm) | I (kg.m²) |
M (kg) |
|||||||||||
| Lmin | D1 (js11) |
D (H7) |
D3 | Lm | n-d | k | t | B (h9) |
g | Lmin | 100mm |
Lmin | 100mm |
|||||
| SWC100WH | 100 | 1.25 | 0.63 | 25° | 243 | 84 | 57 | 60 | 55 | 6-9 | 7 | 2.5 | – | – | 0.0039 | 0.00019 | 4.5 | 0.35 |
| SWC120WH | 120 | 2.5 | 1.25 | 25° | 307 | 102 | 75 | 70 | 65 | 8-11 | 8 | 2.5 | – | – | 0.0096 | 0.00044 | 7.7 | 0.55 |
| SWC150WH | 150 | 5 | 25 | 25° | 350 | 130 | 90 | 89 | 80 | 8-13 | 10 | 3.0 | – | – | 0.371 | 0.00157 | 18 | 24.5 |
| SWC180WH | 180 | 12.5 | 6.3 | 25° | 180 | 155 | 105 | 114 | 110 | 8-17 | 17 | 5.0 | – | – | 0.1500 | 0.0070 | 48 | 2.8 |
| SWC225WH | 225 | 40 | 20 | 15° | 520 | 196 | 135 | 152 | 120 | 8-17 | 20 | 5.0 | 32 | 9.0 | 0.3650 | 0.5714 | 78 | 4.9 |
| SWC250WH | 250 | 63 | 31.5 | 15° | 620 | 218 | 150 | 168 | 140 | 8-19 | 25 | 6.0 | 40 | 12.5 | 0.8170 | 0.5717 | 124 | 5.3 |
| SWC285WH | 285 | 90 | 45 | 15° | 720 | 245 | 170 | 194 | 160 | 8-21 | 27 | 7.0 | 40 | 15.0 | 1.7560 | 0.571 | 185 | 6.3 |
| SWC315WH | 315 | 125 | 63 | 15° | 805 | 280 | 185 | 219 | 219 | 10-23 | 32 | 8.0 | 40 | 15.0 | 2.8930 | 0.571 | 262 | 8.0 |
| SWC350WH | 350 | 180 | 90 | 15° | 875 | 310 | 210 | 267 | 194 | 10-23 | 35 | 8.0 | 50 | 16.0 | 5.0130 | 0.2219 | 374 | 15.0 |
| SWC390WH | 390 | 250 | 125 | 15° | 955 | 345 | 235 | 267 | 215 | 10-25 | 40 | 8.0 | 70 | 18.0 | 8.4060 | 0.2219 | 506 | 15.0 |
| SWC440WH | 440 | 355 | 180 | 15° | 1155 | 390 | 255 | 325 | 260 | 16-28 | 42 | 10.0 | 80 | 20.0 | 15.790 | 0.4744 | 790 | 21.7 |
| SWC490WH | 490 | 500 | 250 | 15° | 1205 | 435 | 275 | 325 | 270 | 16-31 | 47 | 12.0 | 90 | 22.5 | 26.540 | 0.4744 | 1014 | 21.7 |
| SWC550WH | 550 | 710 | 355 | 15° | 1355 | 492 | 320 | 426 | 325 | 16-31 | 50 | 12.0 | 100 | 22.5 | 48.320 | 1.3570 | 1526 | 34.0 |
Detailed Photos
Packaging & Shipping
Company Profile
HangZhou CHINAMFG 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. Our company actively introduces 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.
Our company supplies different kinds of products. High quality and reasonable price. We stick to the principle of “quality first, service first, continuous improvement and innovation to meet the customers” for the management and “zero defect, zero complaints” as the quality objective.
Our Services
1. Design Services
Our design team has experience in Cardan shafts 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 new models when there are new cars in the market.
5. Quality Control
Every step should be a particular test by Professional Staff according to the standard of ISO9001 and TS16949.
FAQ
Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing
various series of couplings.
Q 2:Can you do OEM?
Yes, we can. We can do OEM & ODM for all customers with customized PDF or AI format artwork.
Q 3:How long is your delivery time?
Generally, it is 20-30 days if the goods are not in stock. It is according to quantity.
Q 4: Do you provide samples? Is it free or extra?
Yes, we could offer the sample but not for free. Actually, we have an excellent price principle, when you make the bulk order the cost of the sample will be deducted.
Q 5: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.
Q 6: What is the MOQ?
A: Usually our MOQ is 1pcs.
Q 7: Do you have inspection procedures for coupling?
A:100% self-inspection before packing.
Q 8: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.
Q 9: What’s your payment?
A:1) T/T.
♦Contact Us
Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China
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| Condition: | New |
|---|---|
| Color: | as Required |
| Type: | Universal Joint |
| Material: | Carbon Steel or as Required |
| Size: | Standard Size |
| Application: | Tractors, Trucks and Agricultural Use |
| Customization: |
Available
| Customized Request |
|---|

How do tractor PTO shafts enhance the overall productivity of farming operations?
Tractor power take-off (PTO) shafts play a crucial role in enhancing the overall productivity of farming operations. They provide several benefits and contribute to increased efficiency and effectiveness. Here’s an overview of how tractor PTO shafts enhance farming productivity:
1. Versatility: PTO shafts enable the tractor to power a wide range of agricultural implements and machinery. By connecting different equipment to the PTO shaft, farmers can perform various tasks such as tilling, planting, mowing, baling, and spreading fertilizers using a single tractor. This versatility eliminates the need for separate dedicated power sources for each implement, saving time, space, and resources.
2. Time Efficiency: PTO-driven machinery is designed to be highly efficient, enabling farmers to complete tasks more quickly. The power transfer from the tractor to the implement through the PTO shaft ensures a direct and immediate energy supply, eliminating the need for manual labor-intensive operations. This time efficiency allows farmers to accomplish more work within a given timeframe, increasing overall productivity.
3. Consistent Power: Tractor PTO shafts provide a consistent and reliable power supply to the attached implements. The rotational speed and torque generated by the tractor’s engine are transferred directly to the implement through the PTO shaft, ensuring a constant power output. This consistency is particularly beneficial for tasks that require uniform power delivery, such as planting seeds at a specific depth or maintaining a consistent cutting height while mowing.
4. Increased Capacity: PTO-driven machinery often has a higher capacity compared to manually operated or self-powered alternatives. The power generated by the tractor’s engine can be efficiently utilized to operate larger and more robust implements, allowing farmers to cover larger areas or handle higher volumes of crops. This increased capacity reduces the time and effort required to complete tasks, leading to improved productivity.
5. Improved Precision: Tractor PTO shafts enable precise control over the attached implements, leading to improved accuracy and precision in farming operations. The power transfer through the PTO shaft allows for precise adjustments in speed, depth, or application rates, ensuring consistent and uniform results. This precision is particularly important for tasks such as seeding, fertilizing, or spraying, where accurate application is essential for optimal crop growth and yield.
6. Labour Savings: By harnessing the power of the tractor through PTO shafts, farmers can reduce their reliance on manual labor. Tasks that would traditionally require a significant number of workers can be mechanized and accomplished with PTO-driven machinery. This labor-saving aspect not only increases productivity but also frees up human resources for other essential farm activities.
7. Operational Efficiency: PTO shafts contribute to overall operational efficiency on the farm. The ability to quickly and easily connect and disconnect implements to the PTO shaft allows for swift transitions between different tasks. Farmers can switch from plowing to planting or from mowing to baling without significant downtime, maximizing the utilization of available machinery and resources.
Tractor PTO shafts enhance farming productivity by providing versatility, time efficiency, consistent power, increased capacity, improved precision, labor savings, and operational efficiency. These benefits empower farmers to optimize their operations, accomplish tasks more effectively, and ultimately increase overall productivity on the farm.

How do tractor PTO shafts accommodate variations in length and attachment methods?
Tractor PTO shafts are designed to accommodate variations in length and attachment methods to ensure compatibility with different agricultural implements. Here’s a detailed explanation:
1. Telescoping Design: Many tractor PTO shafts feature a telescoping design, allowing them to be adjusted to different lengths. Telescoping PTO shafts have multiple sections that can slide in and out, enabling the shaft to be extended or retracted as needed. This feature helps accommodate variations in the distance between the tractor’s PTO output shaft and the implement’s input shaft.
2. Adjustable Locking Mechanisms: PTO shafts typically incorporate adjustable locking mechanisms to secure the desired length. These mechanisms may involve pins, clamps, or other locking devices that allow the operator to fix the telescoping sections at the desired position. By adjusting the locking mechanism, the PTO shaft can be set to the appropriate length based on the specific requirements of the equipment.
3. Compatible Attachment Methods: Tractor PTO shafts are designed to accommodate different attachment methods used by agricultural implements. The most common attachment method is the use of a splined connection, where the PTO shaft slides onto the implement’s input shaft and is secured with a shear pin or a locking collar. The splined connection allows for a secure and reliable attachment, ensuring efficient power transfer.
4. Adapters and Couplings: In cases where the attachment methods between the tractor and the implement do not match, adapters or couplings can be used. These devices provide compatibility between different attachment methods or spline sizes. Adapters and couplings may feature different types of connections on each end to bridge the gap between the tractor’s PTO shaft and the implement’s input shaft, allowing for a proper and secure attachment.
5. PTO Shielding: PTO shafts also accommodate variations in PTO shielding requirements. Depending on the implement and local safety regulations, different types of shielding may be necessary. Tractor PTO shafts can be designed with detachable shielding options or offer flexibility in the positioning of safety shields to ensure compliance with safety standards.
By incorporating telescoping designs, adjustable locking mechanisms, compatible attachment methods, adapters and couplings, and considerations for PTO shielding, tractor PTO shafts can accommodate variations in length and attachment methods. These features allow for flexibility and ensure the proper fit and safe operation of the PTO shaft with various agricultural implements.

How do tractor PTO shafts handle variations in torque, speed, and alignment?
Tractor PTO shafts are designed to handle variations in torque, speed, and alignment between the tractor and the implement. These shafts are crucial components in the Power Take-Off system, which transfers power from the tractor’s engine to the implement. Here’s how PTO shafts handle these variations:
- Variations in Torque: Torque refers to the rotational force applied to the PTO shaft. Tractor PTO shafts are designed to withstand different torque levels based on the power requirements of the implement. They are constructed using materials such as steel or composite materials that offer high strength and durability. Additionally, PTO shafts may incorporate torque-limiting devices such as shear pins or slip clutches. These devices allow the PTO shaft to disconnect or slip when the torque exceeds a certain threshold, protecting both the tractor and the implement from damage.
- Variations in Speed: Speed variations occur when the rotational speed of the tractor’s engine and the implement’s input shaft are different. PTO shafts can handle these variations through the use of universal joints. Universal joints allow for angular misalignment between the tractor and the implement and can accommodate different rotational speeds. The design of PTO shafts ensures smooth power transmission even when the tractor’s engine operates at a different speed than the implement requires.
- Variations in Alignment: Alignment refers to the precise positioning of the PTO shaft between the tractor and the implement. Tractor PTO shafts are designed to be adjustable in length, allowing for variations in the distance and alignment between the tractor’s PTO output shaft and the input shaft of the implement. This adjustability helps ensure proper alignment and engagement of the PTO shaft between the tractor and the implement. PTO shafts may also incorporate telescopic sections or splined ends to provide flexibility and accommodate differences in alignment.
Overall, tractor PTO shafts are engineered to handle variations in torque, speed, and alignment. They incorporate robust construction materials, torque-limiting devices, universal joints, and adjustable features to ensure efficient and reliable power transmission between the tractor and the implement. These design elements contribute to the safe and effective operation of agricultural and industrial equipment powered by PTO systems.


editor by CX 2024-02-07