Product Description
High Demand Custom Aluminum Precise Milling Spare Lathe Machining Cnc Machine Parts
Product Description
1. Precision CNC machining parts strictly follow customers’ drawing, packing, and quality requirements.
2. Tolerance: between+/-0.01mm;
3. The high-tech CMM inspector to ensure the quality;
4. Full-Experienced engineers and well professional trained workers;
5. Fast delivery time;
6. Professional advice for our customers;
Detailed Photos
Product Parameters
Our advantage of cnc machining:
Business Type | Beyond the Manufacturer and strong organized ability in the industrial |
Benefits | 1. Deeper industrial experience at CNC machining parts service for more than 10-years,our customer’s requirement is our 1st priority. 2. 2D or 3D files is available; 3. We trust the quality priority and we insist the good quality should be based on the customers’ satisfied; 4. Without any MOQ requirement; 5.Faster delivery time; 6. Customized size and specification /OEM available 7. Near ZheJiang Port |
The material
Materials Accept |
Stainless Steel | SS201, SS303, SS304, SS316 etc. |
Steel | Q235, 20#, 45#, | |
Brass | C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37) , C28000(CuZn40) | |
Iron | 1213, 12L14,1215 etc. | |
Bronze | C51000, C52100, C54400, etc. | |
Aluminum | Al6061, Al6063,AL7075,AL5052 etc | |
Plastic | ABS,POM,PC(Poly-Carbonate),PC+GF,PA(nylon),PA+GF, PMMA(acrylic)PEEK,PEI etc) |
Packaging & Shipping
- We prefer DHL or TNT express or other air freight between 1kg-100kg.
- we prefer sea freight more than 100kg or more than 1CBM
- As per customized specifications.
Company Profile
About us
HangZhou CHINAMFG Technology Co.,Ltd is located in HangZhou City, ZheJiang Province, Which closed the ZheJiang .The Emitech Technology is mainly engaged in the CNC Machinery Industrial Service for 15 years. Our Parts are sold to Europe, America, Japan, South Korea and China in various kinds of industrial.At present, Our company has CNC Turning machines and CNC centers and equip with professional quality and testing instruments.We have full OEM Experience from worldwide, providing them with One-stop solutions for a broad range of applications.We look CHINAMFG to cooperating with you!
Our Advantages
1. Precision CNC machining parts strictly follow customer’s drawing,packing and quality requirement.
2. Tolerance: between+/-0.01mm;
3. The high-tech CMM inspector to ensure the quality;
4. Full-Experienced engineers and well professional trained workers;
5. Fast delivery time;
6. Professional advice for our customers;
After Sales Service
High Demand Custom Aluminum Precise Milling Spare Lathe Machining Cnc Machine Parts
We usually provide 12 Months repair service. If our duty, we will respond to send the new parts.
Our Service
Our Processing | CNC center, CNC milling, CNC turning, drilling, grinding, bending, stamping, tapping, |
Surface finish | Polishing, sandblasting, Zinc-plated, nickel-plated, chrome-plated, silver-plated, gold-plated, imitation gold-plated, |
Tolerance | 0.05mm~0.1mm |
QC System | 100% inspection before shipment |
Drawing format | CAD / PDF/ DWG/ IGS/ STEP |
Packaging | Plastic bag/Standard package / Carton or Pallet / As per customized specifications |
Payment Terms | 30 -50%T/T in advance, 70-50% balance before delivery; Pay Pal or Western Union is acceptable. |
Trade terms | EXW, FOB, CIF, As per the customer’s request |
Shipment Terms |
1)We prefer DHL or TNT express or other air freight between 1kg-100kg. 2) we prefer sea freight more than 100kg or more than 1CBM |
Note | The CNC machining parts are usually custom-made based on the customer’s drawings and samples. So we need the Down Payment |
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Noise and Vibration Issues with Fluid Couplings
Fluid couplings are generally designed to operate smoothly and quietly, but certain factors may lead to noise or vibration issues in some cases:
- Imbalanced Components: If the components of the fluid coupling, such as the impeller and runner, are not balanced properly, it can result in vibrations during operation. Regular maintenance and balancing can help mitigate this issue.
- High Operating Speeds: At high speeds, fluid couplings can generate more noise and vibration due to increased fluid turbulence. Using damping techniques or selecting appropriate coupling types can help reduce these effects.
- Fluid Level: Incorrect fluid levels in the coupling can lead to inadequate lubrication and cause noise during operation. Regularly checking and maintaining the fluid level can prevent such problems.
- Misalignment: Misalignment between the driving and driven shafts can result in increased noise and vibration. Proper alignment during installation is essential to avoid this issue.
- Fluid Characteristics: The choice of fluid can also impact noise and vibration levels. Using fluids with appropriate viscosity and lubricating properties can help achieve smoother and quieter operation.
- Aging or Contaminated Fluids: Over time, the fluid in the coupling may degrade or become contaminated, leading to increased friction and noise. Regular fluid replacement and maintenance can prevent this problem.
Addressing noise and vibration issues with fluid couplings involves proper installation, regular maintenance, and using high-quality components and fluids. Consulting with manufacturers or experts can help identify and resolve any specific noise or vibration concerns in the power transmission system.
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.
Principle of Hydrodynamic Fluid Coupling
A hydrodynamic fluid coupling operates on the principle of hydrokinetics, utilizing hydraulic fluid to transmit power between an engine or prime mover and a driven load. The key components of a fluid coupling are the impeller, the turbine, and the housing filled with hydraulic fluid.
Here’s how the principle works:
- Impeller: The impeller is connected to the engine’s crankshaft and is responsible for driving the hydraulic fluid. As the impeller rotates, it creates a flow of fluid within the housing.
- Fluid Flow: The rotational motion of the impeller causes the fluid to move radially outward, towards the housing walls. This generates a high-velocity fluid flow in the housing.
- Turbine: The turbine is connected to the driven load, such as a transmission or machinery input shaft. As the fluid flows onto the blades of the turbine, it causes the turbine to rotate.
- Power Transmission: The kinetic energy of the high-velocity fluid is transferred to the turbine, resulting in the rotation of the driven load. The power transmission is achieved purely through the hydrodynamic effect of the fluid flow.
- Slip: In a fluid coupling, there is always a slight difference in speed (slip) between the impeller and the turbine. This slip is necessary to allow the fluid to accelerate from rest to the speed of the turbine. As a result, the output speed of the driven load is always slightly less than the input speed from the engine.
Hydrodynamic fluid couplings provide several advantages, such as smooth power transmission, overload protection, and torsional vibration dampening. However, they do not provide torque multiplication like torque converters do, making them more suitable for applications where precise speed matching is required.
editor by CX 2024-04-10
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