China Standard Swz Bf Standard Telescopic Flange Cardan Shaft Coupling

Product Description

SWZ BF Type Cardan Shaft(JB/T3242-1993)

Cardan shaft is widely used in rolling mill, punch, straightener, crusher, ship drive, paper making equipment, common machinery, water pump equipment, test bench, and other mechanical applications.

Advantage:
1. Low life-cycle costs and long service life;
2. Increase productivity;
3. Professional and innovative solutions;
4. Reduce carbon dioxide emissions, and environmental protection;
5. High torque capacity even at large deflection angles;
6. Easy to move and run smoothly;

·Mark example:
 Tactical diameter D=260mm,Installation length(L)=1650mm,BF type cardan shaft;
 SWZ260BF×1650 Coupling JB/T3242-93

·SWZ BF Cardan Shaft Basic Parameter And Main Dimension(JB/T3242-1993)

Type	Tactical diameter D mm	Nominal torque Tn kN·m	Fatique torque Tf kN·m	Axis angle β (°)	Stretch length S mm	Dimension(mm)										Rotary inertia kg·m2		Mass kg
						Lmin	Lm	D1	D2 H7	D3	k	t	b h9	h	n-d	Lmin	Increase 100mm	Lmin	Increase 100mm
SWZ160BF	160	18	9	≤10	75	980	120	138	95	114	15	5	20	6	8-13	0.244	0.008	96	3.02
SWZ190BF	190	31.5	16	≤10	80	1090	135	165	115	133	17	5	25	7	8-15	0.539	0.015	150	4.11
SWZ220BF	220	45	22	≤10	100	1260	155	190	130	159	20	6	32	9	8-17	1.151	0.031	238	5.96
SWZ260BF	260	80	40	≤10	115	1420	180	228	155	194	25	6	40	12.5	8-19	2.672	0.061	388	7.82
SWZ300BF	300	125	63	≤10	120	1600	215	260	180	219	30	7	40	15	10-23	5.312	0.095	574	9.37
SWZ350BF	350	200	100	≤10	130	1760	235	310	210	273	35	8	50	16	10-23	11.649	0.216	908	13.62
SWZ400BF	400	280	140	≤10	145	2040	270	358	240	299	40	8	70	18	10-25	21.870	0.347	1329	18.72
SWZ425BF	425	355	180	≤10	145	2150	295	376	255	325	42	10	80	20	16-28	30.548	0.432	1615	19.18
SWZ450BF	450	450	224	≤10	185	2300	300	400	270	351	44	10	80	20	16-28	41.310	0.586	1959	22.31
SWZ500BF	500	600	315	≤10	200	2600	340	445	300	377	47	12	90	22.5	16-31	68.419	0.854	2658	28.76
SWZ550BF	550	800	400	≤10	210	2670	355	492	320	426	50	12	100	22.5	16-31	106.80	1.272	3384	32.87

·Note:1.Tf-Torque allowed by fatigue strength under varible load

           2.Lmin-Minimum length after shortening
            3.L-Installation length as required

♦Product Show

 

♦Other Products List

Transmission Machinery  Parts Name	Model
Universal Coupling	WS,WSD,WSP
Cardan Shaft	SWC,SWP,SWZ
Tooth Coupling	CL,CLZ,GCLD,GIICL, GICL,NGCL,GGCL,GCLK
Disc Coupling	JMI,JMIJ,JMII,JMIIJ
High Flexible Coupling	LM
Chain Coupling	GL
Jaw Coupling	LT
Grid Coupling	JS

♦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
 

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Diagnosing and Troubleshooting Cardan Coupling Issues

Diagnosing and troubleshooting issues related to cardan couplings in machinery systems involves a systematic approach:

1. Visual Inspection: Examine the cardan coupling for signs of wear, damage, misalignment, or corrosion. Look for any unusual noises or vibrations.
2. Check Lubrication: Inspect the lubrication system and ensure proper lubricant levels. Inadequate lubrication can lead to premature wear.
3. Monitor Performance: Use sensors and monitoring systems to track the performance of the cardan coupling in real-time. Analyze data for anomalies.
4. Measure Alignment: Check for proper alignment between the input and output shafts. Misalignment can lead to increased wear and reduced efficiency.
5. Check for Unusual Noises: Listen for any unusual noises during operation, such as grinding, squeaking, or knocking sounds.
6. Inspect Components: Examine the individual components of the cardan coupling, including the universal joints and shafts, for signs of wear or damage.
7. Perform Load Analysis: Evaluate the operating conditions and loads to ensure they are within the specified limits of the cardan coupling.
8. Review Maintenance Records: Refer to maintenance records to ensure that the cardan coupling has been properly maintained and serviced.
9. Consult Manufacturer Guidelines: Follow the manufacturer’s guidelines for troubleshooting and diagnostics specific to the cardan coupling model.

By following these steps, operators and maintenance personnel can effectively diagnose and troubleshoot cardan coupling issues, ensuring the reliable and efficient operation of machinery systems.

Materials Used in Manufacturing Cardan Couplings

Cardan couplings, also known as universal joints or u-joints, are crucial components in mechanical systems that transmit torque and accommodate angular misalignment. These couplings are manufactured using a variety of materials to ensure durability, reliability, and performance. Common materials used in the manufacturing of cardan couplings include:

1. Steel: Steel is a widely used material due to its high strength, durability, and resistance to wear and corrosion. Alloy steels are often chosen for their enhanced mechanical properties and fatigue resistance.

2. Cast Iron: Cast iron is used in some cardan couplings, especially in older or heavier-duty applications. It provides good strength and vibration dampening properties.

3. Aluminum: Aluminum is chosen for its lightweight properties, making it suitable for applications where weight reduction is important. It is commonly used in industries such as automotive and aerospace.

4. Stainless Steel: Stainless steel is used when corrosion resistance is a critical factor. It is commonly employed in environments where the coupling may be exposed to moisture or corrosive substances.

5. Bronze: Bronze can be used in certain applications where self-lubricating properties are desired. It also provides good wear resistance.

6. Synthetic Polymers: Some modern cardan couplings use synthetic polymers or plastics in their construction to reduce weight and provide specific performance characteristics, such as dampening vibrations.

The choice of material depends on factors like the application requirements, operational conditions, torque transmission, operating speed, and environmental factors. Manufacturers select materials that offer the best combination of strength, durability, wear resistance, and corrosion resistance for the specific use case of the cardan coupling.

Accommodation of Angular Misalignment in Shaft with Cardan Coupling

A cardan coupling, also known as a universal joint or u-joint, is designed to accommodate angular misalignment between two shafts while maintaining a constant velocity transfer. Here’s how it works:

The cardan coupling consists of two yokes or fork-like components, each attached to the end of a shaft. These yokes are connected by a cross-shaped central component called the cross or spider. The spider has bearings at its four ends that fit into grooves in the yokes.

When the connected shafts are misaligned at an angle, the spider allows the yokes to pivot around their respective shafts. This pivoting action of the yokes and the spider enables the coupling to transmit torque between the shafts even when they are not perfectly aligned. The spider’s bearings allow smooth rotation and transfer of power.

The design of the cardan coupling ensures that even during angular misalignment, the rotational speed remains consistent between the input and output shafts. However, it’s important to note that while cardan couplings can accommodate angular misalignment, they introduce a small amount of radial and axial movement, which can lead to fluctuating torque and vibration.

Cardan couplings are commonly used in applications where there is a need to transmit torque between shafts that are not in line, such as in drivetrains, vehicle suspensions, and industrial machinery.

editor by CX 2024-02-11