China supplier Multidirectional Forging Hydrodynamic Fluid Coupling with Precision CNC Machining

Product Description

Multidirectional forging hydrodynamic fluid coupling with precision CNC machining

   Muyang machinery is a manufacturer with the capability of comprehensive services of casting, forging and machining, committed to the production of customized parts. Since established in 2002 (former Miaosen Machinery Co., Ltd), we’ve been supplying to the global market for over 15 years, served industries include automotive, railway, gas and oil, medical machinery, construction machinery, gym equipment, etc.

 

Process

Hot forging, cold forging, die forging with secondary service

Material

Carbon steel: A36,1045,1035 etc., Alloy steel: 40Cr, 20CrMnTi, 20CrNiMo,42CrMo4 etc., Stainless steel, SS304,SS316 etc.

Standard

ISO, DIN, ASTM, BS, etc.

Weight

0.1kg – 20kg (in accordance with product structure)

Applicable Machining Process

CNC Machining/ Lathing/ Milling/ Turning/ Boring/ Drilling/ Tapping/ Broaching/Reaming etc.

Machining Tolerance

±0.005mm

Machined Surface Quality

Ra0.8-Ra3.2 according to customer requirement

Applicable Heat Treatment

Normalization, Quenching, and tempering, Case

Hardening, Nitriding, Carbon Nitriding, Induction Quenching

Applicable Finish Surface Treatment

Shot/sand blast, polishing, Surface passivation, Primer Painting, Powder coating, ED- Coating, Chromate Plating, zinc-plate, Dacromat coating, Finish Painting

Testing equipment

Supersonic inspection machine, Supersonic flaw detecting machine, Physics and chemical analysis etc.

Packing

Wooden cases or according to customers’ requirement

MOQ of mass production

1000-5000pcs ( in accordance with the actual condition)

 

 

 

 

 

 

 

 

 


We promise our clients a 
careful, safe, and tight package for exporting!

 

Standard packing: pearl cotton/bubble bag + carton box + pallet/wooden box

Special packingcustom packaging + wooden box

 

 

 

FAQ:

1. Are you a manufacturer or trading company?
We’re a manufacturer with self-export rights. 

2. What’s your main business?
Our main business is custom metal parts processed by CNC machining, casting, forging, etc., serving industries including railway, automobile, construction machinery, gym equipment, water gas, and oil.

3. Directly get to CONTACT or send your product drawing/inquiries to email, we will reply within 1 hour.
  

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fluid coupling

Factors Influencing the Thermal Performance of a Fluid Coupling

The thermal performance of a fluid coupling, specifically its ability to dissipate heat and maintain operating temperatures within acceptable limits, is influenced by several factors:

  • Power Rating: The power rating of the fluid coupling, which indicates its capacity to handle a specific amount of power, affects its thermal performance. Higher power ratings generally result in higher heat generation, so it’s essential to choose a fluid coupling with an adequate power rating for the application.
  • Operating Speed: The operating speed of the fluid coupling is a critical factor. Higher speeds can lead to increased heat generation due to friction and viscous losses. It’s essential to consider the operating speed to ensure the fluid coupling can handle the heat produced at the given speed.
  • Ambient Temperature: The ambient temperature of the environment in which the fluid coupling operates also plays a role in its thermal performance. Higher ambient temperatures can impact the cooling efficiency and may lead to increased operating temperatures.
  • Load Variation: Applications with varying loads can experience changes in heat generation. Fluid couplings used in such systems must be capable of handling the thermal effects of load fluctuations without exceeding temperature limits.
  • Cooling Method: The cooling method employed in the fluid coupling design significantly affects its thermal performance. Some fluid couplings use natural convection for cooling, while others incorporate forced cooling methods such as internal or external cooling circuits. The cooling system’s efficiency directly impacts the ability to dissipate heat effectively.
  • Fluid Properties: The properties of the fluid inside the coupling, such as viscosity and heat capacity, influence thermal performance. The choice of fluid can affect the amount of heat generated and the efficiency of heat dissipation.
  • Operating Time: The duration of operation also affects the thermal behavior of the fluid coupling. Continuous operation or extended duty cycles may lead to higher operating temperatures, requiring careful consideration during selection.
  • Proper Maintenance: Regular maintenance, including lubricant inspection and replacement, is crucial for optimal thermal performance. Contaminated or degraded fluid can impact the heat transfer characteristics of the coupling.

It’s essential to consider these factors when selecting a fluid coupling to ensure that it can effectively manage heat generation and maintain safe operating temperatures in the specific application.

fluid coupling

Fluid Coupling’s Handling of Load Changes during Operation

Fluid couplings are designed to efficiently handle changes in load conditions during operation, providing smooth and controlled power transmission. Here’s how fluid couplings accomplish this:

1. Torque Sensing: Fluid couplings are torque-sensitive devices. As the load on the driving side varies, the torque transmitted through the fluid coupling adjusts accordingly. When the load increases, the fluid coupling allows for some slip between the input and output sides, absorbing the excess torque. Conversely, when the load decreases, the fluid coupling reduces slip and transmits more torque, accommodating the new load conditions.

2. Load Distribution: In multi-drive systems, fluid couplings help to distribute the load evenly among connected equipment. When one machine experiences a higher load, the fluid coupling redistributes torque to prevent overloading of a specific component, ensuring a balanced power distribution.

3. Smooth Power Transmission: Fluid couplings offer a smooth and gradual transmission of power, even during load changes. Unlike mechanical clutches or direct couplings, fluid couplings provide a dampening effect, reducing shock loads and torsional vibrations when the load fluctuates. This minimizes stress on the connected machinery and enhances overall system reliability.

4. Soft Start and Stop: One of the significant advantages of fluid couplings is their ability to facilitate soft start and stop operations. During startup, the fluid coupling allows for controlled slip, gradually increasing the speed of the driven equipment. Similarly, during shutdown, the fluid coupling smoothly decelerates the connected machinery, preventing sudden stops that could cause damage or excessive wear.

5. Overload Protection: In situations where the load surpasses the rated capacity, the fluid coupling acts as an overload protector. By slipping and absorbing excess torque, it prevents damage to the connected equipment and the fluid coupling itself. This overload protection contributes to the safety and longevity of the entire system.

6. Automatic Adjustment: Fluid couplings automatically adjust to variations in load conditions without the need for manual intervention. This feature makes them suitable for applications with changing load demands, such as conveyors, crushers, pumps, and fans.

Overall, the ability of fluid couplings to handle changes in load conditions ensures stable and efficient power transmission while protecting the machinery from abrupt stress and wear. This makes fluid couplings an excellent choice for various industrial applications that require reliable and flexible power transfer.

fluid coupling

Improvement of Starting Performance in Large Machines with Fluid Couplings

Fluid couplings play a crucial role in enhancing the starting performance of large machines, especially those with high inertia loads. Here’s how a fluid coupling achieves this improvement:

  • Smooth Startup: When a machine equipped with a fluid coupling starts, the input shaft begins to rotate, and the impeller starts to churn the fluid inside the coupling. This action creates a hydrodynamic torque transfer between the impeller and the turbine. As the fluid circulates and builds up torque, the output shaft begins to accelerate smoothly without any sudden jolts or shocks.
  • Inertia Compensation: In large machines, the rotating mass and initial resistance to motion can be significant. The fluid coupling’s ability to transmit torque gradually allows it to compensate for the inertia of the driven load. This means that even with heavy loads, the fluid coupling can slowly bring the machine up to its operating speed without subjecting the mechanical components to excessive stress.
  • Overload Protection: During startup, if the machine encounters an unexpected overload or jam, the fluid coupling provides a level of protection. The fluid coupling will slip, limiting the torque transmitted to the output shaft, thus preventing damage to the machine and associated components.
  • Reduction of Electrical Stress: In machines powered by electric motors, the use of a fluid coupling reduces the electrical stress during startup. As the fluid coupling gradually accelerates the load, it prevents abrupt spikes in electrical current, resulting in a smoother and controlled power draw from the electrical supply.

By offering smooth startup, inertia compensation, overload protection, and reduced electrical stress, a fluid coupling significantly improves the starting performance of large machines, ensuring their longevity, reliability, and overall operational efficiency.

China supplier Multidirectional Forging Hydrodynamic Fluid Coupling with Precision CNC Machining  China supplier Multidirectional Forging Hydrodynamic Fluid Coupling with Precision CNC Machining
editor by CX 2024-03-30

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