Product Description
High Performance 25mm Diameter 5mm Lead 500mm Length SFU2505 Linear Actuator Ball Screw
Product Description
Specification:
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Product Name |
Ball Screw |
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Material |
Bearing steel, Gcr15 |
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Precision |
C7,C5 |
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Width |
12mm-60mm |
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Length |
100mm-4000mm |
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Advantage |
High precision, high speed, long life, high reliability, low noise |
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Packing |
wooden box or according to customers’ demands |
Product Parameters
Packaging & Shipping
Packaging Details:
1)Sample order packing by paper carton for saving freight charge;
2)bulk order sent by sea will be packed by film and wooden carton.
3) as customer’s requirements.
Company Profile
Company Information:
ZheJiang Sair Mechanical Xihu (West Lake) Dis. Co., Ltd is located at Xihu (West Lake) Dis. industrial zone Xihu (West Lake) Dis. County which is the beautiful Xihu (West Lake) Dis.
Water City and the famous painting and calligraphy village.The south is national road 308, the west is the national highway 105,
the north is HangZhou-HangZhou highway, so the position is very superior. It is 1 of the biggest linear manufacturers in China.
Certifications
FAQ
1. Q: How about the quality of your product?
A: 100% inspection during production.
Our products are certified to ISO9001-2008 international quality standards.
2. Q: What’s the delivery time?
A: For custom order, within 2000 meters,
Production time is 15days after confirmed every details.
3. Q: What’s your packing?
A: Our Normal packing is bulking in PE bag, and then into plywood Cartons.
We also can pack products according to your requirement.
4. Q: What about the warranty?
A: We are very confident in our products,
and we pack them very well to make sure the goods in well protection.
5.Q: Could you send me your catalogue and price list?
A: As we have more than hundreds of products,
it is really too hard to send all of catalogue and price list for you.
Please inform us the style you interested, we can offer the pricelist for your reference.
6.Q:There are a lot of companies which export bearings, why do you choose us?
A: As we are a genuine linear guide supplier since 2011.and we are really factory, you need not pay the profit for middlemen.
so we can offer you the lowest and competitive price .
Thanks for your valuable time !
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| Precision: | C7 |
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| Screw Diameter: | 12mm-60mm |
| Flange: | With Flange |
| Samples: |
US$ 15/Piece
1 Piece(Min.Order) | Order Sample according to customer′s requirements
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| Customization: |
Available
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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What factors should be considered when selecting lead screws for different mechanical applications?
When selecting lead screws for different mechanical applications, several factors need to be considered to ensure the optimal performance and suitability of the lead screw. Here are some key factors to consider:
- Load Requirements: Determine the maximum axial load and torque that the lead screw will need to support. Consider both static and dynamic loads, as well as any potential overload conditions. Ensure that the selected lead screw has the load-carrying capacity to handle the required loads without excessive deflection or failure.
- Precision and Accuracy: Evaluate the required positioning accuracy and repeatability for the application. Consider the lead screw’s thread pitch, lead error, and backlash characteristics. In applications that demand high precision, such as CNC machines or optical systems, choose lead screws with low backlash and high accuracy to minimize positioning errors.
- Speed and Efficiency: Determine the desired linear speed or travel rate for the application. Consider the lead screw’s thread design, lubrication requirements, and mechanical efficiency to ensure that the lead screw can operate at the required speed with minimal friction and energy loss.
- Environmental Conditions: Assess the operating environment for the lead screw. Consider factors such as temperature variations, humidity, dust, chemicals, and exposure to corrosive agents. Select lead screws with appropriate materials, coatings, and sealing mechanisms to withstand the environmental conditions and ensure long-term reliability.
- Space Constraints: Evaluate the available space for installing the lead screw. Consider the length and diameter of the lead screw, as well as any required support or mounting mechanisms. In tight spaces, stub Acme screws or compact designs may be more suitable.
- Speed and Duty Cycle: Determine the duty cycle of the application, including the frequency and duration of operation at different speeds. Consider the lead screw’s thermal characteristics, lubrication requirements, and the potential for heat generation at high speeds or prolonged operation. Choose lead screws that can handle the anticipated duty cycle without overheating or premature wear.
- Backlash Tolerance: Consider the permissible amount of backlash or play in the system. Backlash refers to the axial movement between the screw and nut when changing direction. Applications that require precise positioning or minimal lost motion, such as machine tools, may require lead screws with low backlash or anti-backlash mechanisms.
- Budget and Cost: Evaluate the budgetary constraints for the application. Consider the cost-effectiveness and value provided by different lead screw options. Compare factors such as initial cost, maintenance requirements, and expected lifespan to select a lead screw that offers the best balance of performance and cost.
By considering these factors, engineers and designers can make informed decisions when selecting lead screws for different mechanical applications. It is crucial to carefully assess the specific requirements of the application and consult with manufacturers or suppliers to ensure the chosen lead screw meets the application’s needs in terms of load capacity, precision, environmental compatibility, and overall performance.
Can you provide insights into the importance of proper lead screw installation and alignment?
Proper lead screw installation and alignment are crucial for ensuring the optimal performance, longevity, and reliability of lead screw systems. The installation and alignment process directly affects the system’s accuracy, efficiency, and overall functionality. Here are some key insights into the importance of proper lead screw installation and alignment:
- Accuracy and Precision: Proper installation and alignment are essential for achieving accurate and precise linear motion. Misalignment or incorrect installation can introduce angular errors, axial misalignment, or parallelism issues, leading to positioning errors and reduced system accuracy. By following the manufacturer’s guidelines and using appropriate alignment tools, the lead screw can be installed in a way that minimizes misalignment and ensures precise movement and positioning.
- Load Distribution: Correct alignment during installation helps distribute the load evenly along the length of the lead screw. Proper alignment ensures that the load is shared uniformly between the screw and the nut, preventing excessive stress on specific areas. Improved load distribution reduces the risk of premature wear, deformation, or failure of the lead screw and enhances the overall durability and load-carrying capacity of the system.
- Backlash and Efficiency: Proper installation and alignment contribute to minimizing backlash in lead screw systems. Backlash, which refers to the clearance between the screw and nut, can negatively impact system performance, precision, and efficiency. Misalignment can exacerbate backlash issues, resulting in reduced repeatability and accuracy. By aligning the lead screw correctly, the backlash can be minimized, improving system efficiency and eliminating potential sources of error.
- Reduced Friction and Wear: Accurate installation and alignment help reduce friction and wear between the lead screw and nut. Misalignment can cause the screw and nut to rub against each other unevenly, leading to increased friction, accelerated wear, and reduced system lifespan. Proper alignment ensures that the mating surfaces are in optimal contact, minimizing friction and wear, and improving the overall efficiency and longevity of the lead screw system.
- System Stability and Vibration: Proper installation and alignment contribute to system stability and reduced vibration. Misalignment can introduce vibrations, resonances, or oscillations in the lead screw system, affecting the overall performance and potentially causing excessive noise or system instability. By aligning the lead screw correctly, the system’s natural frequencies can be maintained within acceptable limits, improving stability, reducing vibrations, and enhancing the system’s overall operation.
- Maintenance and Service: Proper installation and alignment simplify maintenance and service procedures. When lead screws are installed and aligned accurately, routine maintenance tasks such as lubrication, inspection, or component replacement can be performed more efficiently. Access to critical components is improved, and troubleshooting potential issues becomes easier, reducing downtime and enhancing the overall serviceability of the lead screw system.
In conclusion, proper lead screw installation and alignment are of utmost importance for achieving optimal performance, accuracy, efficiency, and durability of lead screw systems. Accurate alignment minimizes positioning errors, improves load distribution, reduces backlash and friction, enhances system stability, and simplifies maintenance procedures. By following manufacturer guidelines and utilizing appropriate alignment techniques, the benefits of proper installation and alignment can be realized, ensuring the long-term reliability and performance of lead screw systems.
What is a lead screw, and how is it used in mechanical applications?
A lead screw is a type of threaded shaft used in mechanical applications to convert rotary motion into linear motion or vice versa. It consists of a screw with a helical thread and a matching nut with corresponding threads. The lead screw and nut are designed in such a way that when the screw is rotated, it moves the nut along its length, resulting in linear motion.
The primary purpose of a lead screw is to transmit motion and force between rotating and linearly translating components in a mechanical system. It offers precise control over linear movement and is commonly used in various applications, including but not limited to:
- Precision Positioning: Lead screws are widely used in applications that require precise positioning, such as CNC machines, 3D printers, and robotic systems. By coupling the lead screw to a motor or handwheel, the rotational motion can be translated into precise linear movement, allowing for accurate positioning of components or tools.
- Actuation and Adjustment: Lead screws are often utilized for actuation and adjustment mechanisms in equipment and machinery. They can be employed to raise or lower platforms, adjust the height of work surfaces, control the position of tool heads, or move components along a linear path. Lead screws provide a straightforward and reliable means of achieving controlled linear motion in these applications.
- Load Transfer: Lead screws can also serve as load-bearing elements in mechanical systems. They can transmit axial loads and handle tension or compression forces, making them suitable for applications that require smooth and controlled lifting or lowering of heavy loads. In such cases, the lead screw is often combined with thrust bearings or other supporting elements to handle the applied loads.
- Manual and Handwheel Operations: Lead screws are commonly used in manual and handwheel-operated systems. By incorporating a handle or handwheel, the user can rotate the lead screw directly, enabling manual adjustment or movement of components. This is frequently seen in applications like manual stage positioning, height adjustment mechanisms, or manual clamping systems.
- Power Transmission: In some cases, lead screws can be employed for power transmission purposes. While they are not as efficient as other transmission methods like gears or belts, lead screws can be used to transfer torque between rotating shafts and linearly translating components. This is often seen in applications where the primary focus is on converting rotational motion into linear motion rather than optimizing power transmission efficiency.
Lead screws come in various designs, including single-start and multi-start threads, different thread pitches, and varying lead screw and nut materials. The selection of a lead screw depends on the specific requirements of the application, such as load capacity, desired speed, precision, and environmental conditions. Factors like backlash, efficiency, and maintenance requirements should also be considered when choosing a lead screw for a particular mechanical application.
editor by CX 2024-04-15