China OEM Machine Part Precision CNC Machining OEM Drive Shaft Custom Transmission Shaft for Washing Machinery screw conveyor shaft alignment

Product Description

Material: Stainless Steel, aluminum, Aluminium,steel ,stainless steel,brass
Brand Name: OEM
Size in metric: M2.5, M3, M4, M5, M6, M8, M10, 4-40, 6-32, 8-32, 10-32
Application: model airplane,computer,RC Helicopter
OEM&ODM: YES
Certificate: ISO9001, ISO14001
Color: Plain aluminium , black, red, etc

Place of Origin: ZheJiang , China
Product name: Fastener, Screw, Bolts, Nut, Insert, Standoff, Pin, Stud
Thread type: male threaded
Plating: Sand blast and Anodized
Supply Ability: 6000000 Piece/Pieces per Month
Packaging Details: Into PP bag, then into carton box packed
Port: HangZhou

Standard: ISO, JIS, GB, ANSI, BSW, DIN or non standard as customized
Material: 1. Stainless Steel: SUS303, SUS304, SUS316, SUS410, SUS420
2. Steel: C45(K1045), C46(K1046), C20
3. Brass: C36000(C26800), C37700(HPb59), C38500(HPb58),C27200(CuZn37), C28000(CuZn40), C2700, C3604, HBi59-1
4. Bronze: C51000, C52100, C54400, etc
5. Iron: 1213, 12L14,1215
6. Aluminum/ Aluminum Alloy: Al6061, Al6063 etc
7. Carbon steel: C1006, C1571, C1018, C1571, C1035K, C1045, C435#, 40CrMo, 42CrMo
8. Alloy steel: SCM435,10B21
9. Titanium and Titanium Alloy: TAD, TA1-TA8, TB2, TC1-TC10
Grade: 4.8,6.8,8.8,12.9
Size: M2~M12
Specifications: Various shape size according to client’s requirement
Thread: unc,unf,metric thread
Finish: Plain, Zinc Plated(Clear/Blue/Yellow/Black), black oxide, H.D.G, DAC,GOEMET, as custom need
Payment term: T/T 30% deposit and 70% balance payment before shipment
Package: solid cardboard box pack or kit packed

                Company Profile

Our company was established in 2016, located at CHINAMFG Town, HangZhou City, ZheJiang Province. It is mainly engaged in the development, production and sales of various types of precision metal parts in appearance and function.

The operation mode of our company is leading by the marketing, focus on technology as well as the production guarantee, to provide a one-stop service from research and development, manufacturing and delivery of the after-sales service to customers.

Our company offers variety of products which can meet your multifarious demands. We adhere to the management principles of “quality first, customer first and credit-based” since the establishment of the company and always do our best to satisfy potential needs of our customers. Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a CZPT situation since the trend of economic globalization has developed with anirresistible force.

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Material: Stainless Steel
Load: Drive Shaft
Stiffness & Flexibility: Flexible Shaft
Journal Diameter Dimensional Accuracy: IT6-IT9
Axis Shape: Straight Shaft
Shaft Shape: Stepped Shaft
Samples:
US$ 5/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 contribute to the safety of tasks like vehicle maintenance?

Screw jacks play a crucial role in ensuring the safety of tasks like vehicle maintenance. They provide stability, lifting capabilities, and precise control, which are essential for safe and efficient maintenance operations. Here’s how screw jacks contribute to safety in vehicle maintenance:

  • Stability and Load Capacity: Screw jacks are designed to provide high stability and support heavy loads. When used in vehicle maintenance, they offer a solid and secure platform for lifting and supporting the vehicle. This stability ensures that the vehicle remains steady during maintenance tasks, reducing the risk of accidents or injuries caused by uncontrolled movement or instability.
  • Precise Height Adjustment: Screw jacks allow for precise height adjustment, enabling mechanics to position the vehicle at the desired working height. This precise control ensures that the vehicle is at an optimal height for accessing various components, performing inspections, or conducting repairs. It helps maintain a comfortable working posture for mechanics, minimizing the risk of strain or injury.
  • Locking Mechanisms: Screw jacks often incorporate locking mechanisms to securely hold the lifted load in position. These locking mechanisms prevent accidental lowering of the vehicle during maintenance tasks, providing an additional layer of safety. Even in the event of power loss or system failure, the locking mechanism ensures that the vehicle remains elevated, reducing the risk of injury or damage.
  • Even Weight Distribution: When multiple screw jacks are used in a synchronized system, they distribute the load evenly, ensuring balanced support. This even weight distribution minimizes stress on individual components and prevents overloading, reducing the risk of equipment failure or accidents caused by imbalanced loads.
  • Integration with Safety Systems: Screw jacks can be integrated with safety systems to enhance overall safety during vehicle maintenance tasks. For example, limit switches or proximity sensors can be used to prevent the screw jacks from exceeding their maximum or minimum height limits. Emergency stop buttons or safety interlocks can be integrated into the control system, allowing immediate halting of the lifting operation in case of emergencies or hazardous situations.

The combination of stability, precise control, locking mechanisms, even weight distribution, and integration with safety systems makes screw jacks a reliable and safe solution for vehicle maintenance tasks. They provide mechanics with a secure working platform, reduce the risk of accidents, and contribute to the overall safety and efficiency of vehicle maintenance operations.

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 screw jacks convert rotary motion into linear motion?

Screw jacks convert rotary motion into linear motion through the interaction between a threaded shaft, known as the screw, and a nut that engages with the screw’s threads. When the screw is rotated, it moves the nut along its threads, resulting in linear displacement. Here are the key steps that explain how screw jacks convert rotary motion into linear motion:

  • Threaded Shaft: The screw in a screw jack is a threaded shaft with helical grooves running along its length. The threads can be either square or trapezoidal in shape. The pitch of the screw refers to the distance traveled along the screw’s axis for each complete revolution.
  • Nut Engagement: The nut is a component that engages with the screw’s threads. It is typically a cylindrical or rectangular block with a threaded hole that matches the screw’s threads. The nut is free to move linearly along the screw’s length when the screw is rotated.
  • Rotary Motion: To convert rotary motion into linear motion, an external force is applied to rotate the screw. This force can be generated manually by turning a handle, using an electric motor, or employing hydraulic or pneumatic systems.
  • Linear Displacement: As the screw is rotated, the nut moves along the screw’s threads, causing linear displacement. The direction and magnitude of the displacement depend on the rotational direction and the pitch of the screw. Clockwise rotation typically results in upward linear displacement, while counterclockwise rotation leads to downward displacement.
  • Mechanical Advantage: Screw jacks provide a mechanical advantage due to the pitch of the screw. The pitch determines the distance traveled per revolution. By increasing the pitch or using multiple-start threads, the linear displacement achieved per rotation can be increased, allowing for the lifting or lowering of heavier loads with relatively less rotational effort.
  • Self-Locking: One important characteristic of screw jacks is their self-locking ability. The friction between the screw and the nut helps to maintain the position of the load once the rotational force is removed. This means that screw jacks can hold loads in position without requiring continuous power or external braking mechanisms.

In summary, screw jacks convert rotary motion into linear motion by rotating a threaded screw, which in turn moves a nut linearly along the screw’s threads. The pitch of the screw determines the linear displacement achieved per revolution, and the self-locking nature of the screw and nut interface helps maintain the position of the load without the need for additional mechanisms.

China OEM Machine Part Precision CNC Machining OEM Drive Shaft Custom Transmission Shaft for Washing Machinery   screw conveyor shaft alignmentChina OEM Machine Part Precision CNC Machining OEM Drive Shaft Custom Transmission Shaft for Washing Machinery   screw conveyor shaft alignment
editor by CX 2023-12-31

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