Product Description
Excellent powder metallurgy parts metallic sintered parts
We could offer various powder metallurgy parts including iron based and copper based with top quality and cheapest price, please only send the drawing or sample to us, we will according to customer’s requirement to make it. if you are interested in our product, please do not hesitate to contact us, we would like to offer the top quality and best service for you. thank you!
How do We Work with Our Clients
1. For a design expert or a big company with your own engineering team: we prefer to receive a fully RFQ pack from you including drawing, 3D model, quantity, pictures;
2. For a start-up company owner or green hand for engineering: just send an idea that you want to try, you don’t even need to know what casting is;
3. Our sales will reply you within 24 hours to confirm further details and give the estimated quote time;
4. Our engineering team will evaluate your inquiry and provide our offer within next 1~3 working days.
5. We can arrange a technical communication meeting with you and our engineers together anytime if required.
| Place of origin: | Jangsu,China |
| Type: | Powder metallurgy sintering |
| Spare parts type: | Powder metallurgy parts |
| Machinery Test report: | Provided |
| Material: | Iron,stainless,steel,copper |
| Key selling points: | Quality assurance |
| Mould type: | Tungsten steel |
| Material standard: | MPIF 35,DIN 3571,JIS Z 2550 |
| Application: | Small home appliances,Lockset,Electric tool, automobile, |
| Brand Name: | OEM SERVICE |
| Plating: | Customized |
| After-sales Service: | Online support |
| Processing: | Powder Metallurgr,CNC Machining |
| Powder Metallurgr: | High frequency quenching, oil immersion |
| Quality Control: | 100% inspection |
The Advantage of Powder Metallurgy Process
1. Cost effective
The final products can be compacted with powder metallurgy method ,and no need or can shorten the processing of machine .It can save material greatly and reduce the production cost .
2. Complex shapes
Powder metallurgy allows to obtain complex shapes directly from the compacting tooling ,without any machining operation ,like teeth ,splines ,profiles ,frontal geometries etc.
3. High precision
Achievable tolerances in the perpendicular direction of compacting are typically IT 8-9 as sintered,improvable up to IT 5-7 after sizing .Additional machining operations can improve the precision .
4. Self-lubrication
The interconnected porosity of the material can be filled with oils ,obtaining then a self-lubricating bearing :the oil provides constant lubrication between bearing and shaft ,and the system does not need any additional external lubricant .
5. Green technology
The manufacturing process of sintered components is certified as ecological ,because the material waste is very low ,the product is recyclable ,and the energy efficiency is good because the material is not molten.
FAQ
Q1: What is the type of payment?
A: Usually you should prepay 50% of the total amount. The balance should be pay off before shipment.
Q2: How to guarantee the high quality?
A: 100% inspection. We have Carl Zeiss high-precision testing equipment and testing department to make sure every product of size,appearance and pressure test are good.
Q3: How long will you give me the reply?
A: we will contact you in 12 hours as soon as we can.
Q4. How about your delivery time?
A: Generally, it will take 25 to 35 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order. and if the item was non standard, we have to consider extra 10-15days for tooling/mould made.
Q5. Can you produce according to the samples or drawings?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6: How about tooling Charge?
A: Tooling charge only charge once when first order, all future orders would not charge again even tooling repair or under maintance.
Q7: What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q8: How do you make our business long-term and good relationship?
A: 1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Compensation for Axial, Angular, and Parallel Misalignments with Flexible Gear Couplings
Flexible gear couplings are known for their ability to accommodate various types of misalignments, including axial, angular, and parallel misalignments. Here’s how they compensate for each type:
- Axial Misalignment: Axial misalignment occurs when the two shafts move closer or farther away from each other along the axis of rotation. Flexible gear couplings can absorb this type of misalignment through their flexible design, allowing the gear teeth to articulate and adjust to the axial movement without transmitting harmful forces to the connected equipment.
- Angular Misalignment: Angular misalignment occurs when the two shafts are not collinear and form an angle with each other. Flexible gear couplings can accommodate angular misalignment by allowing the gear teeth to articulate and flex as the shafts are angularly displaced. This flexibility ensures that torque transmission remains smooth and minimizes stress on the coupling and connected equipment.
- Parallel Misalignment: Parallel misalignment happens when the two shafts are offset horizontally while maintaining parallelism. Flexible gear couplings can handle this misalignment by utilizing their flexible elements to adjust to the lateral displacement of the shafts. The ability to compensate for parallel misalignment prevents excessive forces from being transmitted to the machinery, protecting it from damage.
Thanks to their design and material properties, flexible gear couplings provide a reliable solution for compensating for axial, angular, and parallel misalignments, making them suitable for a wide range of applications in various industries.
Comparison of Flexible Gear Couplings with Diaphragm Couplings and Beam Couplings
Flexible gear couplings, diaphragm couplings, and beam couplings are all types of flexible couplings used in mechanical power transmission systems. Each type has its unique characteristics and advantages:
- Flexible Gear Couplings: These couplings consist of gear teeth that mesh together to transmit torque. They are known for their high torque capacity, ability to accommodate misalignment, and torsional stiffness. Flexible gear couplings are commonly used in heavy machinery, such as industrial conveyors and mining equipment, where high torque and misalignment compensation are required.
- Diaphragm Couplings: Diaphragm couplings utilize a thin metal diaphragm to transmit torque between the shafts. They are ideal for applications that demand high precision and no backlash. Diaphragm couplings offer excellent torsional rigidity and can handle axial, angular, and parallel misalignments. They are often used in precision machinery, robotics, and medical equipment.
- Beam Couplings: Beam couplings consist of one or more helical cuts along a cylindrical coupling body. They are known for their flexibility, zero backlash, and compact design. Beam couplings can handle misalignment and are suitable for applications with limited space, such as small motors and positioning systems.
The choice between flexible gear couplings, diaphragm couplings, and beam couplings depends on the specific requirements of the application:
- Flexible gear couplings are preferred for high-torque and heavy-duty applications with substantial misalignments.
- Diaphragm couplings excel in applications where precision and backlash-free operation are critical.
- Beam couplings are suitable for compact systems and applications with limited misalignment.
Each type of coupling has its strengths and limitations, and selecting the most appropriate one depends on factors like torque requirements, misalignment, precision, space constraints, and environmental conditions. Consulting with coupling manufacturers or experts can help in making the right choice for a specific application.
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Proper Installation of Flexible Gear Couplings for Optimal Performance and Reliability
Proper installation of a flexible gear coupling is crucial to ensure its optimal performance, reliability, and longevity. Here are the steps to follow for a successful installation:
- Inspect the Coupling: Before installation, carefully inspect the coupling components, including the hubs, gear teeth, and flexible element, for any damage or defects.
- Clean the Components: Ensure that all components are clean and free from dirt, debris, and any contaminants that could affect the coupling’s performance.
- Check Alignment: Verify that the shafts of the connected equipment are properly aligned within the manufacturer’s recommended tolerances. Misalignment can lead to premature wear and failure of the coupling.
- Grease or Lubricate: Apply the appropriate coupling lubricant or grease to the gear teeth and the flexible element. Lubrication helps reduce friction, heat generation, and wear.
- Assemble the Coupling: Carefully assemble the coupling by aligning the gear teeth of the hubs and the internal sleeve. Follow the manufacturer’s guidelines for the correct orientation and positioning.
- Tighten Fasteners: Gradually tighten the fasteners, such as bolts or screws, in a cross-pattern to ensure even pressure distribution. Do not overtighten, as it can cause deformation of the coupling components.
- Perform a Trial Run: After installation, perform a trial run to check for any abnormalities, unusual noises, or vibrations. Monitor the coupling during the trial run to detect any potential issues.
- Regular Maintenance: Implement a regular maintenance schedule to inspect and lubricate the coupling periodically. Follow the manufacturer’s maintenance guidelines to ensure the coupling’s continued performance and reliability.
- Replace Worn Components: If any components of the coupling show signs of wear or damage during maintenance inspections, replace them promptly to prevent further issues.
It is essential to follow the manufacturer’s installation instructions and guidelines specific to the flexible gear coupling model to achieve the best results. Proper installation enhances the coupling’s ability to handle misalignment, transmit torque efficiently, and ensure reliable operation in the power transmission system.
editor by CX 2024-04-30
China Professional Elastomer Pump Shaft Coupling Flexible Rubber Spider Couplings
Product Description
Product Description
Elastomer pump shaft coupling flexible rubber spider couplings
Polyurethane or called PU, Urethane is 1 of the strongest, toughest and most durable materials for making custom urethane parts and custom urethane products.
Our company can produce and supply cast polyurethane elastomer, which has excellent chemical characters: oil resistant, CHINAMFG resistant, aging resistant, corrosion resistant, hydrolysis resistant, heat and cold resistant, etc. Also polyurethane has excellent physical characters: high tear resistant, high impact resistant, high elasticity, high load-bearing resistant, etc. Compared to rubber, plastic and other material, polyurethane offers perfect mechanical properties.
With our in-house mold making capabilities, and 3D printer, we’re able to easily manufacture precise shapes cost-effectively.
Polyurethane products mainly include: Polyurethane block of coal plates, polyurethane scraper, etc., to meet different customer needs, special orders can be made as drawing and sample.
Custom Polyurethane PU Part as per your design.
1. Material: PU Polyurethane or rubber
2. Size: According to your drawing or sample.
3. Color: Black, white, Transparent, gray, green, yellow, blue, red and so on.
Mechanical industrial use – roller, tape, seals
Applications in the automobile industry – tires, seals
Application in terms of light industry – PU sole material, polyurethane synthetic leather, polyurethane fiber;
Applications in respect of the construction industry – waterproof timber, paving materials, potting materials
Besides plum CHINAMFG pad, or called GR mat, polyurethane sprockets, coupling cushion gasket, etc, we also can customize various PU products according to your drawing. Some cases are below:
Product Parameters
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Feature: |
1.Abrasion resistant, High rebound, High load capacity |
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Advantage: |
Wear resistance,Tensile strength, Anti-static, High load capacity , Temperature resistant ,Mechanical formulation ,Oil resistance |
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Application: |
– Machine parts |
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Company Profile
HangZhou CITY SANSHI RUBBER CO.,LTD.
Was founded in 1980,we are located in HangZhou HangZhou city, ZheJiang province of China,
covers 9000 square meters,with more than hundred workemates and 30 sets of machinery equipment.
Rubber Oil seal are our major products also with customerized rubber parts , Rubber gaskets, Rubber damping blocks,Rubber sealing strip, Rubber sealing band,Polyurethane parts,Plastic Products, Bakelite Products , ring, Hardware stamping parts.
Our advantages
1. Various material.
2. We are direct factory, so small order quantity is acceptable and lots of samples are free.
3. There are about 8000 sets of moulds are free.
4. Our factory locates in the north of China, the cheaper labor cost brings us lower production cost.
5. With more than 30-year experience, we could supply you suitable solutions.
FAQ
Q1: Are you trading company or manufacturer?
We are a manufacturer specializing in rubber & plastic products.
Q2: Can I have a sample order for the product?
Yes, we welcome sample order to test and check quality.
Q3: Do you provide OEM/ODM service?
Yes, OEM/ODM are welcome.
Q4: I want to know more information, what should I do?
Welcome talk with us online or leave a message. Besides, you can also contact us by Email.
We will reply to you within 24 hours on weekdays.
Q5: What about the lead time?
Sample needs 5-7 days, mass production time is subject to your quantity. 15-20 days to deliver 1×20″ container of roof flashing for
instance.
Q6: Is it OK to print my logo on the product?
Yes. Please inform us formally before our production and confirm the design firstly based on our sample.
material: Polyurethane,
color: white, black, yellew, orange
feature: wearable, high qualtiy and best price
T type plum 6 corner pump pad
Performance and application:
This product is suitable for the pump and the drive mechanism to connect the elastic buffer.
Use temperature: 0C ~+80 0C -40
Product hardness: 5.75A + 5 +
Gauge: T200 – T40
Cars, tractors gearbox seal with nitrile rubber, its poor performance. Instead polyurethane elastomer seals, has good flexibility, water resistance, elasticity, abrasion resistance, low temperature resistance and mechanical strength.
custom-made is welcome, and the mold charge is for free.
| Material available | NBR, HNBR(H), HNBR(X), EPDM, NR,SBR, ACM,CFR,VMQ, CR,FKM(V), FFKM(K), PU, ECO,AFLAC |
| Mold | We can make mold by ourselves with competitive price, And if the quantity is up to 1000 pcs, the mold is for free. And more, for various oil seal, we have more than 10,000 molds in stock. |
| Size range | From 10mm to 2000mm Diameter |
| Weight range of products | 5g to 20kg |
| Colors available | Red, orange, yellow, green, blue, gray, purple, brown, milk color |
| processing equipment | Rubber molding machines, rubber injection machines, extruding machines. |
More about our company :
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Can flexible couplings be used in hydraulic and pneumatic systems?
Yes, flexible couplings can be used in both hydraulic and pneumatic systems to connect various components and transmit power or motion. However, the selection of flexible couplings for these systems depends on specific application requirements and operating conditions.
Hydraulic Systems:
- Compensating Misalignment: In hydraulic systems, flexible couplings are used to compensate for misalignment between the driving and driven components, such as pumps, motors, and actuators. Misalignment can occur due to variations in the mounting or movement of components. The flexibility of the coupling allows it to accommodate misalignment while transmitting torque efficiently.
- Vibration Damping: Hydraulic systems can generate vibrations during operation, which can affect the performance and lifespan of connected components. Flexible couplings with vibration-damping properties help reduce the transmission of vibrations, providing smoother operation and minimizing wear on components.
- Reducing Shock Loads: Flexible couplings absorb and dampen shock loads that may occur in hydraulic systems during rapid starts, stops, or pressure fluctuations. By absorbing these shock loads, the coupling protects connected components from potential damage.
- Corrosion Resistance: Hydraulic systems may operate in environments with exposure to hydraulic fluids, which can be corrosive. Flexible couplings made of materials resistant to corrosion, such as stainless steel or specific polymers, are suitable for such applications.
- High Torque Transmission: Hydraulic systems often require high torque transmission between the power source and the driven components. Flexible couplings can handle high torque levels while accommodating angular and axial misalignments.
Pneumatic Systems:
- Compensation for Misalignment: In pneumatic systems, flexible couplings provide compensation for misalignment between components, such as pneumatic cylinders, valves, and rotary actuators. The ability to accommodate misalignment ensures smooth operation and reduces the risk of mechanical stress on the system.
- Minimal Lubrication: Some flexible couplings designed for pneumatic systems require little to no lubrication, making them suitable for applications where oil or grease contamination is undesirable.
- Low Inertia: Pneumatic systems often require components with low inertia to achieve rapid response times. Flexible couplings with low mass and low inertia help maintain the system’s responsiveness and efficiency.
- High Torque Transmission: Pneumatic systems can demand high torque transmission between components, such as in pneumatic rotary actuators. Flexible couplings can transmit torque effectively while compensating for potential misalignments.
- Corrosion Resistance: Pneumatic systems operating in harsh environments may be exposed to moisture or chemicals. Flexible couplings made of corrosion-resistant materials are ideal for such conditions.
Overall, flexible couplings are versatile components that can be used in a wide range of hydraulic and pneumatic applications. When selecting a flexible coupling for a specific system, it’s essential to consider factors such as misalignment compensation, vibration damping, shock absorption, corrosion resistance, torque transmission capability, and compatibility with the system’s operating conditions.
What are the challenges of using flexible couplings in heavy-duty industrial machinery?
Using flexible couplings in heavy-duty industrial machinery can offer numerous benefits, such as reducing shock loads, accommodating misalignment, and protecting connected equipment. However, there are several challenges that need to be addressed to ensure successful and reliable performance:
- Torsional Stiffness: Heavy-duty machinery often requires high torsional stiffness to maintain accurate rotational timing and prevent energy losses. Selecting a flexible coupling with the appropriate level of torsional stiffness is crucial to avoid excessive torsional deflection and maintain power transmission efficiency.
- High Torque and Speed: Heavy-duty machinery typically operates at high torque and speed levels. The flexible coupling must be capable of handling these intense loads without exceeding its torque or speed ratings, which could lead to premature failure.
- Alignment and Runout: Proper shaft alignment is critical for the reliable operation of flexible couplings in heavy-duty machinery. Misalignment can cause additional stresses and premature wear on the coupling and connected components. Achieving and maintaining precise alignment is essential to maximize coupling performance.
- Environmental Conditions: Heavy-duty industrial machinery often operates in harsh environments with exposure to dust, dirt, chemicals, and extreme temperatures. Flexible couplings must be constructed from durable and corrosion-resistant materials to withstand these conditions and maintain their functionality over time.
- Impact and Shock Loads: Some heavy-duty machinery may experience frequent impact and shock loads, which can lead to fatigue and failure in the flexible coupling. Choosing a coupling with high shock load capacity and fatigue resistance is vital to ensure longevity and reliability.
- Regular Maintenance: Heavy-duty machinery demands rigorous maintenance schedules to monitor the condition of flexible couplings and other components. Timely inspection and replacement of worn or damaged couplings are essential to prevent unexpected downtime and costly repairs.
- Coupling Selection: Properly selecting the right type of flexible coupling for the specific application is crucial. Different types of couplings offer varying levels of misalignment compensation, torque capacity, and environmental resistance. Choosing the wrong coupling type or size can lead to inefficiencies and premature failures.
Despite these challenges, using flexible couplings in heavy-duty industrial machinery can provide significant advantages. By carefully considering the application requirements, selecting high-quality couplings, and implementing regular maintenance protocols, engineers can overcome these challenges and enjoy the benefits of flexible couplings, including increased equipment lifespan, reduced maintenance costs, and improved overall system performance.
What are the factors to consider when choosing a flexible coupling for a specific system?
Choosing the right flexible coupling for a specific system requires careful consideration of several factors. The following are the key factors that should be taken into account:
- 1. Misalignment Requirements: Assess the type and magnitude of misalignment expected in the system. Different couplings are designed to handle specific types of misalignment, such as angular, parallel, or axial misalignment. Choose a coupling that can accommodate the expected misalignment to prevent premature wear and failure.
- 2. Torque Capacity: Determine the required torque capacity of the coupling to ensure it can transmit the necessary power between the shafts. Consider both the continuous and peak torque loads that the system may experience.
- 3. Operating Speed: Take into account the rotational speed of the system. High-speed applications may require couplings that can handle the additional centrifugal forces and balance requirements.
- 4. Temperature Range: Consider the operating temperature range of the system. Select a coupling material that can withstand the temperatures encountered without losing its mechanical properties.
- 5. Environment and Conditions: Evaluate the environmental conditions where the coupling will be used, such as exposure to moisture, chemicals, dust, or corrosive substances. Choose a coupling material that is compatible with the operating environment.
- 6. Space Constraints: Assess the available space for the coupling installation. Some couplings have compact designs suitable for applications with limited space.
- 7. Installation and Maintenance: Consider the ease of installation and maintenance. Some couplings may require special tools or disassembly for maintenance, while others offer quick and simple installation.
- 8. Torsional Stiffness: Evaluate the torsional stiffness of the coupling. A balance between flexibility and stiffness is essential to prevent excessive torsional vibrations while accommodating misalignment.
- 9. Shock and Vibration Damping: For applications with high shock loads or vibration, select a coupling with excellent damping characteristics to protect the system from excessive forces.
- 10. Cost and Budget: Compare the cost of the coupling with the overall budget for the system. Consider the long-term cost implications, including maintenance and replacement expenses.
Ultimately, the choice of a flexible coupling should align with the specific requirements and operating conditions of the system. Consulting with coupling manufacturers or engineering experts can provide valuable insights to ensure the optimal selection of a coupling that enhances system performance, reliability, and efficiency.
editor by CX 2024-04-12
China Best Sales Flange Cast Iron Coupling Steel Universal Joint Cardan Pump Rubber Motor Disc Curved Tooth Flex Rigid Drive Shaft Nm Yox Fluid Jaw Flexible Chain Gear Couplings
Product Description
Flange Cast Iron Coupling Steel Universal Joint Cardan Pump Rubber Motor Disc CHINAMFG Flex Rigid Drive Shaft NM yox Fluid Jaw Flexible Chain Gear Couplings
Manufacturer of Couplings, Fluid Coupling, JAW Coupling, can interchange and replacement of lovejoy coupling and so on.
A coupling can interchange and replacement of lovejoy coupling is a device used to connect 2 shafts together at their ends for the purpose of transmitting power. The primary purpose of couplings is to join 2 pieces of rotating equipment while permitting some degree of misalignment or end movement or both. In a more general context, a coupling can also be a mechanical device that serves to connect the ends of adjacent parts or objects. Couplings do not normally allow disconnection of shafts during operation, however there are torque limiting couplings which can slip or disconnect when some torque limit is exceeded. Selection, installation and maintenance of couplings can lead to reduced maintenance time and maintenance cost.
Coupling is a jaw type coupling that works for a variety of light duty to heavy duty motors used in electric power transmission.
This is 1 of our safest types of products. The reason being that these couplings work even when the elastomer fails and there is no metal to metal contact.
They perform in well-standing oil, grease, moisture, sand, and dirt and nearly 850,000 bore combinations that can be customised as per the customer’s needs.
They are used in light-weight, medium, or heavy electrical motors and devices for power transmission through internal combustion.
Production workshop:
Company information:
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Compensation for Axial, Angular, and Parallel Misalignments with Flexible Gear Couplings
Flexible gear couplings are known for their ability to accommodate various types of misalignments, including axial, angular, and parallel misalignments. Here’s how they compensate for each type:
- Axial Misalignment: Axial misalignment occurs when the two shafts move closer or farther away from each other along the axis of rotation. Flexible gear couplings can absorb this type of misalignment through their flexible design, allowing the gear teeth to articulate and adjust to the axial movement without transmitting harmful forces to the connected equipment.
- Angular Misalignment: Angular misalignment occurs when the two shafts are not collinear and form an angle with each other. Flexible gear couplings can accommodate angular misalignment by allowing the gear teeth to articulate and flex as the shafts are angularly displaced. This flexibility ensures that torque transmission remains smooth and minimizes stress on the coupling and connected equipment.
- Parallel Misalignment: Parallel misalignment happens when the two shafts are offset horizontally while maintaining parallelism. Flexible gear couplings can handle this misalignment by utilizing their flexible elements to adjust to the lateral displacement of the shafts. The ability to compensate for parallel misalignment prevents excessive forces from being transmitted to the machinery, protecting it from damage.
Thanks to their design and material properties, flexible gear couplings provide a reliable solution for compensating for axial, angular, and parallel misalignments, making them suitable for a wide range of applications in various industries.
Reduction of Noise and Damping of Vibrations in Mechanical Systems Using Flexible Gear Couplings
Flexible gear couplings can effectively reduce noise and dampen vibrations in mechanical systems due to their unique design and material properties. The key factors contributing to noise reduction and vibration damping are as follows:
- Tooth Profile: Flexible gear couplings use gear teeth with specially designed profiles that help in smoother meshing and engagement. The teeth geometry allows for gradual contact, minimizing impact and noise during torque transmission.
- Metallic Flexibility: The flexibility of the coupling’s metallic components helps in absorbing and dissipating vibrations generated during operation. This flexibility prevents vibrations from propagating throughout the system, reducing overall noise levels.
- Resonance Damping: Flexible gear couplings can dampen resonant vibrations that might occur in the system. Resonance can lead to increased noise and mechanical stress, but the damping effect of the coupling helps to mitigate these issues.
- Torsional Stiffness: While flexible gear couplings offer flexibility, they also provide sufficient torsional stiffness, ensuring smooth and precise torque transmission. This stiffness prevents excessive torsional vibrations from being transmitted to connected components.
- Misalignment Compensation: The ability of flexible gear couplings to accommodate misalignments between shafts further reduces mechanical stress and vibrations, enhancing the overall performance of the system.
Due to these features, flexible gear couplings are commonly used in applications where noise reduction and vibration damping are crucial. They find applications in various industries, including heavy machinery, steel mills, power generation, and pulp and paper manufacturing, where smooth and quiet operation is essential for the efficiency and longevity of the equipment.
Flexible Gear Coupling: Function and Operation
A flexible gear coupling is a type of mechanical coupling used to connect two shafts in a power transmission system. It consists of two hubs with external gear teeth and an elastomeric flexible element between them. The flexible element can be made of materials such as polyurethane, rubber, or synthetic materials with high torsional flexibility and damping properties.
The function of a flexible gear coupling is to transmit torque between the connected shafts while accommodating misalignments and absorbing shocks and vibrations. When the shafts are misaligned due to angular, parallel, or axial displacements, the flexible element allows the hubs to move relative to each other, thus minimizing the transmission of misalignment forces to the connected machinery.
The operation of a flexible gear coupling involves the following steps:
- The torque from the driving shaft is transmitted to the first hub with external gear teeth.
- The external gear teeth on the first hub mesh with the internal gear teeth on the flexible element.
- As the flexible element deforms under torque and misalignment, it allows the second hub to rotate while maintaining contact with the first hub.
- The torque is then transmitted from the flexible element to the second hub, which drives the driven shaft.
The flexibility of the elastomeric element in a flexible gear coupling allows it to dampen vibrations and shocks that may occur during operation, thereby protecting the connected equipment from potential damage. Additionally, its ability to accommodate misalignment reduces stress on the shafts and bearings, extending the life of the power transmission system.
editor by CX 2024-04-08
China high quality Flange Cast Iron Coupling Steel Universal Joint Cardan Pump Rubber Motor Disc Curved Tooth Flex Rigid Drive Shaft Nm Yox Fluid Jaw Flexible Chain Gear Couplings
Product Description
Excellent powder metallurgy parts metallic sintered parts
We could offer various powder metallurgy parts including iron based and copper based with top quality and cheapest price, please only send the drawing or sample to us, we will according to customer’s requirement to make it. if you are interested in our product, please do not hesitate to contact us, we would like to offer the top quality and best service for you. thank you!
How do We Work with Our Clients
1. For a design expert or a big company with your own engineering team: we prefer to receive a fully RFQ pack from you including drawing, 3D model, quantity, pictures;
2. For a start-up company owner or green hand for engineering: just send an idea that you want to try, you don’t even need to know what casting is;
3. Our sales will reply you within 24 hours to confirm further details and give the estimated quote time;
4. Our engineering team will evaluate your inquiry and provide our offer within next 1~3 working days.
5. We can arrange a technical communication meeting with you and our engineers together anytime if required.
| Place of origin: | Jangsu,China |
| Type: | Powder metallurgy sintering |
| Spare parts type: | Powder metallurgy parts |
| Machinery Test report: | Provided |
| Material: | Iron,stainless,steel,copper |
| Key selling points: | Quality assurance |
| Mould type: | Tungsten steel |
| Material standard: | MPIF 35,DIN 3571,JIS Z 2550 |
| Application: | Small home appliances,Lockset,Electric tool, automobile, |
| Brand Name: | OEM SERVICE |
| Plating: | Customized |
| After-sales Service: | Online support |
| Processing: | Powder Metallurgr,CNC Machining |
| Powder Metallurgr: | High frequency quenching, oil immersion |
| Quality Control: | 100% inspection |
The Advantage of Powder Metallurgy Process
1. Cost effective
The final products can be compacted with powder metallurgy method ,and no need or can shorten the processing of machine .It can save material greatly and reduce the production cost .
2. Complex shapes
Powder metallurgy allows to obtain complex shapes directly from the compacting tooling ,without any machining operation ,like teeth ,splines ,profiles ,frontal geometries etc.
3. High precision
Achievable tolerances in the perpendicular direction of compacting are typically IT 8-9 as sintered,improvable up to IT 5-7 after sizing .Additional machining operations can improve the precision .
4. Self-lubrication
The interconnected porosity of the material can be filled with oils ,obtaining then a self-lubricating bearing :the oil provides constant lubrication between bearing and shaft ,and the system does not need any additional external lubricant .
5. Green technology
The manufacturing process of sintered components is certified as ecological ,because the material waste is very low ,the product is recyclable ,and the energy efficiency is good because the material is not molten.
FAQ
Q1: What is the type of payment?
A: Usually you should prepay 50% of the total amount. The balance should be pay off before shipment.
Q2: How to guarantee the high quality?
A: 100% inspection. We have Carl Zeiss high-precision testing equipment and testing department to make sure every product of size,appearance and pressure test are good.
Q3: How long will you give me the reply?
A: we will contact you in 12 hours as soon as we can.
Q4. How about your delivery time?
A: Generally, it will take 25 to 35 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order. and if the item was non standard, we have to consider extra 10-15days for tooling/mould made.
Q5. Can you produce according to the samples or drawings?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6: How about tooling Charge?
A: Tooling charge only charge once when first order, all future orders would not charge again even tooling repair or under maintance.
Q7: What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q8: How do you make our business long-term and good relationship?
A: 1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Common Industries and Use Cases for Flexible Gear Couplings
Flexible gear couplings find widespread applications across various industries due to their ability to transmit torque efficiently while accommodating misalignments and reducing vibrations. Some of the common industries and specific use cases include:
1. Power Generation:
Flexible gear couplings are extensively used in power generation plants, including thermal power plants, hydroelectric power plants, and wind farms. They connect turbines, generators, and other rotating equipment, allowing for smooth power transmission and accommodating misalignments caused by thermal expansion or settling.
2. Steel and Metal Processing:
In steel and metal processing industries, flexible gear couplings are employed in rolling mills, continuous casting machines, and other heavy machinery. They handle the high torque and misalignments that occur during metal forming processes, providing reliable power transmission and reducing downtime.
3. Petrochemical and Oil & Gas:
These industries often deal with harsh environments, high temperatures, and corrosive substances. Flexible gear couplings with appropriate materials and coatings are used in pumps, compressors, and other critical equipment to ensure efficient power transmission and reliability.
4. Mining:
Mining operations involve large machines and heavy loads, requiring couplings that can handle substantial torque and misalignment. Flexible gear couplings are used in conveyor systems, crushers, and other mining equipment to maintain smooth and efficient operation.
5. Marine and Shipbuilding:
In marine applications, flexible gear couplings are used to connect marine diesel engines to propeller shafts. They absorb vibrations and misalignments caused by the motion of the ship, ensuring reliable power transmission and reduced wear on the propulsion system.
6. Pulp and Paper:
In the pulp and paper industry, flexible gear couplings are utilized in various stages of the papermaking process, including pulp refiners, digesters, and winding machines. They provide precision torque transmission and minimize vibrations, contributing to the efficiency of the paper production process.
These are just a few examples, and flexible gear couplings can be found in many other industries, such as cement, chemical, food and beverage, and more. Their versatility and ability to handle challenging conditions make them a preferred choice in various power transmission applications across industries.
Potential Causes of Failure in Flexible Gear Couplings and Prevention
Flexible gear couplings, like any mechanical component, may experience failures if not properly maintained or operated. Some potential causes of failure and ways to prevent them include:
- Misalignment: Misalignment between the shafts can cause excessive stress on the coupling components, leading to failure. Regularly check and align the shafts to ensure they are properly aligned within specified tolerances.
- Overloading: Exceeding the rated torque capacity of the coupling can result in premature failure. Always operate within the recommended torque limits and avoid sudden shock loads.
- Poor Lubrication: Inadequate or improper lubrication can lead to increased friction, wear, and overheating. Follow the manufacturer’s guidelines for lubrication frequency and use the correct type of lubricant.
- Corrosion: Exposure to corrosive environments can degrade the coupling’s material over time. Select couplings made from corrosion-resistant materials or use protective coatings when necessary.
- Fatigue: Cyclic loading and continuous operation can cause fatigue failure in flexible gear couplings. Ensure the coupling is rated for the application’s required number of cycles and replace it if it shows signs of fatigue or wear.
- Temperature: Operating the coupling at temperatures beyond its limits can lead to material degradation and reduced performance. Check the coupling’s temperature rating and operate within the specified range.
Regular inspection, maintenance, and adherence to the manufacturer’s guidelines are essential to prevent failure and ensure the reliable performance of flexible gear couplings. Implementing preventive measures can extend the couplings’ lifespan, minimize downtime, and enhance the overall efficiency of the machinery they are part of.
Accommodating Misalignment and Reducing Vibrations in Flexible Gear Couplings
Flexible gear couplings use an elastomeric flexible element, often made of high-quality rubber, to connect the two gear hubs. This design allows the coupling to accommodate misalignment between the connected shafts and reduce vibrations during operation.
1. Misalignment Accommodation: The flexible nature of the elastomeric element allows it to bend and flex as the shafts move out of alignment. Flexible gear couplings can accommodate three main types of misalignment:
- Angular Misalignment: Occurs when the shafts are not parallel and are at an angle to each other.
- Parallel Misalignment: Occurs when the shafts are not in a straight line but are parallel to each other.
- Axial Misalignment: Occurs when the shafts are displaced along their axis.
The ability to handle these types of misalignment is crucial in various industrial applications where machinery may experience movement, thermal expansion, or other dynamic forces.
2. Vibration Reduction: The elastomeric material in the flexible gear coupling acts as a damping mechanism. It absorbs and dissipates vibrations and shocks generated during operation. This damping effect helps in reducing noise levels and protects the connected equipment from damage caused by excessive vibrations.
Overall, the combination of misalignment accommodation and vibration reduction in flexible gear couplings contributes to improved system reliability, reduced maintenance requirements, and extended machinery life.
editor by CX 2024-03-29
China Hot selling Flange Cast Iron Coupling Steel Universal Joint Cardan Pump Rubber Motor Disc Curved Tooth Flex Rigid Drive Shaft Nm Yox Fluid Jaw Flexible Chain Gear Couplings
Product Description
Excellent powder metallurgy parts metallic sintered parts
We could offer various powder metallurgy parts including iron based and copper based with top quality and cheapest price, please only send the drawing or sample to us, we will according to customer’s requirement to make it. if you are interested in our product, please do not hesitate to contact us, we would like to offer the top quality and best service for you. thank you!
How do We Work with Our Clients
1. For a design expert or a big company with your own engineering team: we prefer to receive a fully RFQ pack from you including drawing, 3D model, quantity, pictures;
2. For a start-up company owner or green hand for engineering: just send an idea that you want to try, you don’t even need to know what casting is;
3. Our sales will reply you within 24 hours to confirm further details and give the estimated quote time;
4. Our engineering team will evaluate your inquiry and provide our offer within next 1~3 working days.
5. We can arrange a technical communication meeting with you and our engineers together anytime if required.
| Place of origin: | Jangsu,China |
| Type: | Powder metallurgy sintering |
| Spare parts type: | Powder metallurgy parts |
| Machinery Test report: | Provided |
| Material: | Iron,stainless,steel,copper |
| Key selling points: | Quality assurance |
| Mould type: | Tungsten steel |
| Material standard: | MPIF 35,DIN 3571,JIS Z 2550 |
| Application: | Small home appliances,Lockset,Electric tool, automobile, |
| Brand Name: | OEM SERVICE |
| Plating: | Customized |
| After-sales Service: | Online support |
| Processing: | Powder Metallurgr,CNC Machining |
| Powder Metallurgr: | High frequency quenching, oil immersion |
| Quality Control: | 100% inspection |
The Advantage of Powder Metallurgy Process
1. Cost effective
The final products can be compacted with powder metallurgy method ,and no need or can shorten the processing of machine .It can save material greatly and reduce the production cost .
2. Complex shapes
Powder metallurgy allows to obtain complex shapes directly from the compacting tooling ,without any machining operation ,like teeth ,splines ,profiles ,frontal geometries etc.
3. High precision
Achievable tolerances in the perpendicular direction of compacting are typically IT 8-9 as sintered,improvable up to IT 5-7 after sizing .Additional machining operations can improve the precision .
4. Self-lubrication
The interconnected porosity of the material can be filled with oils ,obtaining then a self-lubricating bearing :the oil provides constant lubrication between bearing and shaft ,and the system does not need any additional external lubricant .
5. Green technology
The manufacturing process of sintered components is certified as ecological ,because the material waste is very low ,the product is recyclable ,and the energy efficiency is good because the material is not molten.
FAQ
Q1: What is the type of payment?
A: Usually you should prepay 50% of the total amount. The balance should be pay off before shipment.
Q2: How to guarantee the high quality?
A: 100% inspection. We have Carl Zeiss high-precision testing equipment and testing department to make sure every product of size,appearance and pressure test are good.
Q3: How long will you give me the reply?
A: we will contact you in 12 hours as soon as we can.
Q4. How about your delivery time?
A: Generally, it will take 25 to 35 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order. and if the item was non standard, we have to consider extra 10-15days for tooling/mould made.
Q5. Can you produce according to the samples or drawings?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6: How about tooling Charge?
A: Tooling charge only charge once when first order, all future orders would not charge again even tooling repair or under maintance.
Q7: What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q8: How do you make our business long-term and good relationship?
A: 1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
/* 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
Compensation for Axial, Angular, and Parallel Misalignments with Flexible Gear Couplings
Flexible gear couplings are known for their ability to accommodate various types of misalignments, including axial, angular, and parallel misalignments. Here’s how they compensate for each type:
- Axial Misalignment: Axial misalignment occurs when the two shafts move closer or farther away from each other along the axis of rotation. Flexible gear couplings can absorb this type of misalignment through their flexible design, allowing the gear teeth to articulate and adjust to the axial movement without transmitting harmful forces to the connected equipment.
- Angular Misalignment: Angular misalignment occurs when the two shafts are not collinear and form an angle with each other. Flexible gear couplings can accommodate angular misalignment by allowing the gear teeth to articulate and flex as the shafts are angularly displaced. This flexibility ensures that torque transmission remains smooth and minimizes stress on the coupling and connected equipment.
- Parallel Misalignment: Parallel misalignment happens when the two shafts are offset horizontally while maintaining parallelism. Flexible gear couplings can handle this misalignment by utilizing their flexible elements to adjust to the lateral displacement of the shafts. The ability to compensate for parallel misalignment prevents excessive forces from being transmitted to the machinery, protecting it from damage.
Thanks to their design and material properties, flexible gear couplings provide a reliable solution for compensating for axial, angular, and parallel misalignments, making them suitable for a wide range of applications in various industries.
Comparison of Flexible Gear Couplings with Diaphragm Couplings and Beam Couplings
Flexible gear couplings, diaphragm couplings, and beam couplings are all types of flexible couplings used in mechanical power transmission systems. Each type has its unique characteristics and advantages:
- Flexible Gear Couplings: These couplings consist of gear teeth that mesh together to transmit torque. They are known for their high torque capacity, ability to accommodate misalignment, and torsional stiffness. Flexible gear couplings are commonly used in heavy machinery, such as industrial conveyors and mining equipment, where high torque and misalignment compensation are required.
- Diaphragm Couplings: Diaphragm couplings utilize a thin metal diaphragm to transmit torque between the shafts. They are ideal for applications that demand high precision and no backlash. Diaphragm couplings offer excellent torsional rigidity and can handle axial, angular, and parallel misalignments. They are often used in precision machinery, robotics, and medical equipment.
- Beam Couplings: Beam couplings consist of one or more helical cuts along a cylindrical coupling body. They are known for their flexibility, zero backlash, and compact design. Beam couplings can handle misalignment and are suitable for applications with limited space, such as small motors and positioning systems.
The choice between flexible gear couplings, diaphragm couplings, and beam couplings depends on the specific requirements of the application:
- Flexible gear couplings are preferred for high-torque and heavy-duty applications with substantial misalignments.
- Diaphragm couplings excel in applications where precision and backlash-free operation are critical.
- Beam couplings are suitable for compact systems and applications with limited misalignment.
Each type of coupling has its strengths and limitations, and selecting the most appropriate one depends on factors like torque requirements, misalignment, precision, space constraints, and environmental conditions. Consulting with coupling manufacturers or experts can help in making the right choice for a specific application.
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Industry Standards and Certifications for Flexible Gear Couplings
Flexible gear couplings are essential components in mechanical power transmission systems, and there are industry standards and certifications that govern their design, manufacturing, and performance. Some of the most commonly recognized standards and certifications for flexible gear couplings include:
- ISO 9001: This certification ensures that the manufacturer follows a quality management system that meets international standards, ensuring consistent and reliable production of flexible gear couplings.
- AGMA Standards: The American Gear Manufacturers Association (AGMA) has published various standards related to gear couplings, including AGMA 9002 for flexible couplings, which provides guidelines for design, selection, installation, and lubrication.
- API Standards: The American Petroleum Institute (API) has established standards for couplings used in the oil and gas industry. API 671 specifically covers the requirements for special-purpose couplings, including gear couplings, used in petroleum, chemical, and gas industry services.
- CE Marking: The CE marking indicates that the flexible gear coupling complies with the European Union’s health, safety, and environmental protection standards, making it eligible for sale within the EU market.
- ATEX Certification: If the flexible gear coupling is intended for use in potentially explosive atmospheres, it may require ATEX certification, which ensures compliance with European Union directives for explosive atmosphere protection.
When selecting a flexible gear coupling, it is essential to verify if it conforms to the necessary industry standards and certifications to ensure the coupling’s performance, safety, and reliability in your specific application.
editor by CX 2024-02-25