China manufacturer Stainless Steel Micro Precision Shaft self reversing screw shaft

Product Description

 

No. Item Specifications
1 Materials Carbon steel: 10#, 18#, 1018, 22#, 1571, 40Cr, 45#, 1045, 50#, 55#, 60#, 65Mn, 70#, 72B, 80#, 82B
Alloy Structure Steel: B7, 20CrMo, 42Crmo, SCM415, SCM440, 4140
High-carbon chromium bearing steel: GCr15, 52100, SUJ2
Free-cutting steel: 12L14, 12L15
Stainless steel: 1Cr13, 2Cr13, 3Cr13, 4Cr13, 1Cr17, SUS410, SUS420, SUS430, SUS416, SUS440C, 17-4, 17-4PH, 130M, 200, 201, 202, 205, 303, 303Cu, 304, 316, 316L
Aluminum grade: 6061, 6063
Brass: Hpb58-2.5 (C38000), Hpb59-1 (C37710), Hpb61-1 (C37100), Hpb62-0.8 (C35000), Hpb63-0.1 (C34900), Hpb63-3 (C34500), H60, H62, H63, H65
2 Diameter Ø0.3-Ø25
3 Diameter tolerance 0.002mm
4 Roundness 0.0005mm
5 Roughness Ra0.05
6 Straightness 0.005mm
7 Hardness:  HRC/HV
8 Length 2mm-1000mm
9 Heat treatment 1. Oil Quenching
2. High frequency quenching
3. Carburization
4. Vacuum Heat treatment
5. Mesh belt CZPT heat treatment
10 Surface treatment 1. Plating nickel
2. Plating zinc
3. Plating passivation
4. Plating phosphating
5. Black coating
6. Anodized treatment
11 Packing Plastic bags inside and standard cartons outside.
Shipment by pallets or according to customer’s packing specifications.

Q: How can I get samples?
 A: Free samples and freight collect, except for special circumstances.

Q: What is your minimum order quantity for the items in the order?
 A:  2000pcs for each part except for sample.

Q: Are you a trading company or a manufacturer?
 A: We are a manufacturer, specialized in manufacturing and exporting of qualified precision micro shafts.

Q: What are your usual terms of payment?
 A:  We generally ask for payment by T/T in advance and L/C at sight.

Condition: New
Axle Number: 2
Application: Car
Certification: ISO, IATF
Material: Stainless Steel
Type: Auto Shaft
Samples:
US$ 4/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

screw jack

How do screw jacks ensure controlled and synchronized movement in multi-jack systems?

Screw jacks are capable of ensuring controlled and synchronized movement in multi-jack systems through various mechanisms and techniques. These systems are commonly used in applications where multiple screw jacks need to work together to lift or position a load. Here’s how screw jacks achieve controlled and synchronized movement in multi-jack systems:

  • Mechanical Synchronization: Screw jacks can be mechanically linked in a multi-jack system to ensure synchronized movement. This can be achieved through the use of rigid couplings, connecting rods, or gear mechanisms that interconnect the input shafts of individual screw jacks. As a result, when one screw jack is operated to lift or lower the load, the mechanical linkage transfers the motion to the other screw jacks, causing them to move in sync. This ensures that all jacks contribute proportionally to the load and maintain a consistent lifting height.
  • Electrical Synchronization: In addition to mechanical synchronization, screw jacks can also be electrically synchronized in multi-jack systems. This is typically achieved through the use of motorized screw jacks controlled by a centralized control system. Each motorized screw jack is equipped with position sensors or encoders that provide feedback on their current position. The control system receives this feedback and adjusts the motor speed and direction for each screw jack to ensure synchronized movement. Electrical synchronization enables precise control and allows for adjustments to be made dynamically, compensating for any variations in load distribution or environmental conditions.
  • Load Sharing Mechanisms: In multi-jack systems, load sharing mechanisms can be employed to distribute the weight evenly among the screw jacks. Load sharing mechanisms can include load sensors or load cells that measure the individual loads on each jack. The control system then adjusts the lifting force applied by each screw jack to ensure equal distribution of the load. This prevents overloading of any individual jack and promotes balanced movement in the system.
  • Position Feedback and Control: Screw jacks in multi-jack systems can be equipped with position feedback devices, such as linear encoders or limit switches, that provide information on the position of the load. This feedback is used by the control system to precisely control the movement of the screw jacks, ensuring that they reach and maintain the desired positions. By continuously monitoring the position feedback, the control system can make adjustments to keep the jacks synchronized and maintain the desired level of control.
  • Control System Integration: A centralized control system can be used to integrate and coordinate the operation of multiple screw jacks in a multi-jack system. This control system can utilize programmable logic controllers (PLCs) or computer numerical control (CNC) systems to manage the movement, synchronization, and safety aspects of the screw jacks. The control system enables precise control, real-time monitoring, and the implementation of safety features, enhancing the overall performance and reliability of the multi-jack system.

By employing these mechanisms and techniques, screw jacks ensure controlled and synchronized movement in multi-jack systems. These systems find applications in various industries, such as heavy lifting, material handling, and industrial automation, where precise positioning and synchronized operation are critical requirements.

screw jack

How do manufacturers ensure the durability and longevity of screw jacks?

Manufacturers employ various strategies and design considerations to ensure the durability and longevity of screw jacks. These measures aim to enhance the structural integrity, reliability, and resistance to wear and tear. Here are some key approaches manufacturers use to ensure the durability and longevity of screw jacks:

  • High-Quality Materials: Manufacturers use high-quality materials in the construction of screw jacks to enhance their durability. Components such as screws, nuts, housing, bearings, and load-bearing parts are often made from materials such as hardened steel alloys or other durable metals. These materials offer excellent strength, resistance to deformation, and robustness, ensuring that the screw jacks can withstand heavy loads and prolonged use.
  • Surface Treatments: Surface treatments and coatings are applied to screw jack components to improve their resistance to corrosion, abrasion, and wear. Common surface treatments include electroplating, powder coating, or applying specialized protective coatings. These treatments provide a layer of defense against environmental factors, such as moisture, chemicals, or abrasive particles, which can degrade the components and compromise the longevity of the screw jacks.
  • Precision Manufacturing: Precision manufacturing processes are employed to ensure the accurate fabrication of screw jacks. Tight tolerances and meticulous machining techniques are utilized to achieve proper fit and alignment of components. This precision manufacturing minimizes mechanical play, reduces friction, and optimizes the overall performance of the screw jacks, contributing to their durability and longevity.
  • Load Capacity and Safety Margins: Manufacturers carefully determine the load capacity of screw jacks and incorporate safety margins to ensure their long-term durability. By specifying load capacities that exceed the expected maximum loads, manufacturers provide a safety buffer that prevents the screw jacks from operating near their limits. This approach minimizes stress on the components and extends their lifespan, reducing the risk of premature failure or damage.
  • Regular Maintenance Guidelines: Manufacturers provide maintenance guidelines and recommendations for screw jacks. These guidelines outline routine maintenance tasks, such as lubrication, inspection, and cleaning, that should be performed to ensure optimal performance and longevity. Following these maintenance guidelines helps prevent the accumulation of debris, corrosion, or other factors that could negatively impact the durability of the screw jacks.
  • Quality Assurance Testing: Manufacturers conduct rigorous quality assurance testing to validate the durability and longevity of screw jacks. These tests may include performance testing, load testing, endurance testing, and environmental testing. By subjecting the screw jacks to stringent testing conditions, manufacturers can verify their performance, identify potential weaknesses, and make design improvements to enhance durability and longevity.

By using high-quality materials, applying surface treatments, employing precision manufacturing, incorporating load capacity and safety margins, providing maintenance guidelines, and conducting quality assurance testing, manufacturers ensure the durability and longevity of screw jacks. These measures help to deliver reliable and long-lasting products that can withstand demanding applications and operating conditions.

screw jack

How do manufacturers ensure the quality and reliability of screw jack mechanisms?

Manufacturers employ various quality control and testing measures to ensure the quality and reliability of screw jack mechanisms. These measures are implemented throughout the manufacturing process to verify that the screw jack meets the required standards and performance specifications. Here are some common practices manufacturers use to ensure quality and reliability:

  • Design and Engineering: Manufacturers invest in robust design and engineering processes to develop screw jack mechanisms that meet the intended specifications. This includes selecting appropriate materials, determining the optimal thread design, and performing structural analysis to ensure the screw jack can handle the expected loads and movements. Thorough design and engineering processes contribute to the overall quality and reliability of the mechanism.
  • Material Selection: Manufacturers carefully select materials with the necessary strength, durability, and corrosion resistance for the construction of screw jack mechanisms. High-quality materials, such as alloy steels or stainless steels, are often chosen to ensure the longevity and reliability of the screw jack. Material selection is based on factors such as load requirements, environmental conditions, and industry standards.
  • Quality Assurance: Manufacturers implement comprehensive quality assurance processes to monitor and control the manufacturing steps. These processes include inspections, audits, and documentation to ensure that each screw jack meets the specified quality standards. Quality assurance measures may involve checks for dimensional accuracy, thread quality, surface finish, and proper assembly. Through quality assurance, manufacturers can identify and address any potential defects or deviations from the desired specifications.
  • Testing and Performance Evaluation: Manufacturers conduct rigorous testing and performance evaluations to verify the functionality, load capacity, and reliability of screw jack mechanisms. This may involve load testing, endurance testing, and cycling tests to simulate real-world operating conditions. Testing helps validate the performance of the screw jack and ensures that it can handle the intended loads and movements without failure or significant degradation over time.
  • Compliance with Standards: Manufacturers ensure that screw jack mechanisms comply with relevant industry standards and regulations. Compliance with standards such as ISO (International Organization for Standardization) or specific industry standards provides assurance of the quality and reliability of the product. Manufacturers may obtain certifications or undergo third-party audits to validate compliance with these standards.
  • Customer Feedback and Continuous Improvement: Manufacturers value customer feedback and use it to drive continuous improvement in the design, manufacturing, and performance of screw jack mechanisms. By actively seeking input from customers and end-users, manufacturers can identify areas for enhancement and implement changes to improve the quality and reliability of their products.

By implementing stringent design processes, careful material selection, thorough quality assurance, testing and performance evaluation, compliance with standards, and continuous improvement practices, manufacturers ensure the quality and reliability of screw jack mechanisms. These measures help deliver screw jacks that meet the industry’s expectations for performance, safety, and durability.

China manufacturer Stainless Steel Micro Precision Shaft   self reversing screw shaftChina manufacturer Stainless Steel Micro Precision Shaft   self reversing screw shaft
editor by CX 2023-12-06

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