Product Description
No Telescopic Shortened Cardan Shaft Coupling (SWC WD)
SWC-WD-type cross shaft universal coupling is 1 of the most common coupling. With its characteristic structure enables not on the same axis or the axis angle greater or axial movement of a larger two-axis continuous constant angular velocity rotation, and reliably transmit torque and motion. 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.
♦ Product Structure
♦ SWC-WD-type cross shaft universal coupling main features
1. The ability to have a large angle compensation.
2. The structure is compact and reasonable. SWC-WD 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.
♦ Technical Data
| Model | D mm |
Tn KN.m |
Tf KN.m |
β ° |
mm | kg.m2 |
kg | ||||||||
| Lmin | D1 (js11) |
D2(h7) | Lm | n-d | k | t | b(h9) | g | |||||||
| SWC180WD | 180 | 12.5 | 6.3 | ≤25 | 440 | 155 | 105 | 110 | 8-17 | 17 | 5 | – | – | 0.145 | 52 |
| SWC225WD | 225 | 40 | 20 | ≤15 | 480 | 196 | 135 | 120 | 8-17 | 20 | 5 | 32 | 9.0 | 0.355 | 82 |
| SWC250WD | 250 | 63 | 31.5 | ≤15 | 560 | 218 | 150 | 140 | 8-19 | 25 | 6 | 40 | 12.5 | 0.831 | 127 |
| SWC285WD | 285 | 90 | 45 | ≤15 | 640 | 245 | 170 | 160 | 8-21 | 27 | 7 | 40 | 15.0 | 1.715 | 189 |
| SWC315WD | 315 | 125 | 63 | ≤15 | 720 | 280 | 185 | 180 | 10-23 | 32 | 8 | 40 | 15.0 | 2.820 | 270 |
| SWC350WD | 350 | 180 | 90 | ≤15 | 776 | 310 | 210 | 194 | 10-23 | 35 | 8 | 50 | 16.0 | 4.791 | 370 |
| SWC390WD | 390 | 250 | 125 | ≤15 | 860 | 345 | 235 | 215 | 10-25 | 40 | 8 | 70 | 18.0 | 8.228 | 524 |
| SWC440WD | 440 | 355 | 180 | ≤15 | 1040 | 390 | 255 | 260 | 16-28 | 42 | 10 | 80 | 20.0 | 15.32 | 798 |
| SWC490WD | 490 | 500 | 250 | ≤15 | 1080 | 435 | 275 | 270 | 16-31 | 47 | 12 | 90 | 22.5 | 25.74 | 1055 |
| SWC550WD | 550 | 710 | 355 | ≤15 | 1220 | 492 | 320 | 305 | 16-31 | 50 | 12 | 100 | 22.5 | 46.78 | 1524 |
| SWC620WD | 620 | 1000 | 500 | ≤15 | 1360 | 555 | 380 | 340 | 10-38 | 55 | 12 | 100 | 25.0 | 83.76 | 2120 |
♦ Product Show
Packaging & Shipping
♦Our Company
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 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.
♦FAQ
Q 1: Are you trading company or 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 the customers with customized artworks of PDF or AI format.
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 a very good price principle, when you make the bulk order then cost of sample will be deducted.
Q 5: How long is your warranty?
A: Our Warranty is 12 month under normal circumstance.
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 /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Maintenance Practices for Ensuring Cardan Coupling Reliability
To ensure the reliability of cardan couplings, the following maintenance practices are crucial:
- Lubrication: Regularly inspect and maintain the lubrication system. Ensure proper lubricant levels and use lubricants recommended by the manufacturer.
- Alignment: Maintain proper alignment between the input and output shafts. Misalignment can lead to premature wear and reduced efficiency.
- Regular Inspections: Perform visual inspections to detect signs of wear, damage, or corrosion. Regular inspections can help identify issues before they become major problems.
- Monitoring: Use sensors and monitoring systems to track the performance of the cardan coupling. Monitor temperature, vibration, and other parameters for anomalies.
- Torque Analysis: Analyze the torque requirements of the machinery system to ensure that the cardan coupling can handle the load without exceeding its limits.
- Periodic Maintenance: Follow the manufacturer’s recommended maintenance schedule. This may include replacing worn components, lubricant changes, and alignment adjustments.
- Record Keeping: Maintain detailed maintenance records, including inspection dates, lubrication schedules, and any repairs performed.
- Training: Ensure that maintenance personnel are trained to properly inspect, maintain, and troubleshoot cardan couplings.
By implementing these maintenance practices, operators can extend the lifespan of cardan couplings, prevent unexpected failures, and optimize the performance of machinery systems.
Industry Standards and Guidelines for Cardan Couplings
Cardan couplings, also known as universal joints or u-joints, are widely used components in various industries. While there might not be specific standards solely dedicated to cardan couplings, they are often designed and manufactured in accordance with relevant industry standards and guidelines related to mechanical power transmission. Some of these standards include:
ISO Standards:
– ISO 9001: Quality management systems.
– ISO 1308: Tolerances for rolling bearings.
– ISO 10100: Principles for design of rotating machinery.
AGMA Standards:
– AGMA 9005: Selection of Lubricants for Enclosed Gear Drives.
– AGMA 6034: Gear Inspection Handbook: Guidelines and Methods for Inspection of Tooth Flanks, Gear Blank Dimensions, and Gear Quality Control.
API Standards:
– API 671: Special-Purpose Couplings for Petroleum, Chemical, and Gas Industry Services.
ASME Standards:
– ASME B106.1: Power Transmission Couplings, Elastomeric and Steel Double Flexing.
Additionally, manufacturers and users of cardan couplings often follow best practices and guidelines provided by engineering organizations and associations specific to their industries. It’s important to ensure that the cardan couplings are designed, manufactured, and installed in compliance with relevant standards and guidelines to ensure their safe and efficient operation.
Are there different types of cardan couplings for various applications?
Yes, there are different types of cardan couplings designed to suit various applications and requirements:
- Single Universal Joint: This is the most common type of cardan coupling, consisting of two yokes connected by a cross-shaped center piece. It is suitable for applications where angular misalignment compensation is needed, but the shafts are not too far apart.
- Double Cardan Joint: Also known as a double U-joint or CV joint, this type consists of two universal joints connected by an intermediate shaft. It is used when higher angles of misalignment need to be accommodated or when a constant velocity transmission is required.
- Disc Type Coupling: This type uses flexible discs or plates to transmit torque and compensate for misalignment. It is often used in applications with limited space and moderate torque requirements.
- Block Type Coupling: Block type cardan couplings use solid blocks or spheres to transmit torque. They are suitable for heavy-duty applications and can handle higher torque loads.
- Floating Shaft Coupling: This design involves two shafts connected by a third floating shaft, which allows for even higher angles of misalignment and smoother torque transmission.
- Needle Bearing Universal Joint: In this type, needle bearings are used to reduce friction and improve efficiency. It is often used in precision applications where low friction and high efficiency are crucial.
The choice of cardan coupling type depends on factors such as the amount of misalignment, torque requirements, available space, and the need for constant velocity transmission. Selecting the right type ensures optimal performance and longevity in various mechanical systems.
editor by CX 2024-01-10