screw jack pole

Screw Jack Pole

Screw Jack Pole

A screw jack, also known as a jack screw or a screw lift, is a mechanical device that is used to lift heavy loads or apply great forces with relatively small amounts of effort. Screw jacks are commonly used in industrial applications, such as in construction, manufacturing, and transportation.

screw jack

What is a screw jack used for?

  • Heavy Load Lifting: Screw jacks are used to lift heavy loads in various industrial applications. The screw jack mechanism is capable of lifting loads up to 250 tons or more.
  • Positioning: Screw jacks can be used to position heavy machinery and equipment with precision.
  • Adjusting Heights: Screw jacks can be used to adjust the height of various objects, such as workbenches, tables, and platforms.
  • Clamping: Screw jacks can be used to clamp workpieces in place during machining or welding operations.
  • Stabilizing: Screw jacks can be used to stabilize structures and prevent them from moving or vibrating.

screw jack

What is the working principle of screw jack?

The working principle of a screw jack is based on the screw and nut mechanism. The screw is rotated by the input torque, which causes the nut to move along the length of the screw. As the nut moves, it pushes or pulls the load attached to the jack. The pitch of the screw and the number of threads on the nut determine the amount of linear motion per revolution of the screw.

screw jack

What is the difference between a screw jack and a hydraulic jack?

The main difference between a screw jack and a hydraulic jack is the method of force transmission. A screw jack uses a mechanical screw and nut mechanism to lift or move loads, while a hydraulic jack uses hydraulic fluid to generate force and movement. Screw jacks are slower and require more effort to operate, but they offer greater lifting capacity and stability. Hydraulic jacks are faster and easier to operate, but they have lower lifting capacity and are less stable than screw jacks.

How to choose or customize the right screw jack?

When selecting or customizing a screw jack, several factors should be considered, including:

  • Load Capacity: The screw jack should be capable of lifting or moving the desired load safely and efficiently.
  • Lifting Height: The screw jack should be able to reach the desired height or position.
  • Speed: The screw jack should be able to lift or move the load at the desired speed.
  • Environmental Conditions: The screw jack should be able to withstand the environmental conditions, such as temperature, humidity, and corrosion.
  • Mounting Options: The screw jack should be compatible with the mounting options and configurations required for the specific application.

screw jack

Introducing HZPT Screw Jacks

As a leading manufacturer of industrial motors, gearboxes, and drives, HZPT offers a wide range of high-quality screw jacks for various industrial applications. Our screw jacks are known for their durability, reliability, and precision, and are designed to meet the most demanding requirements of our customers.

Here are some advantages of our screw jacks:

  • Heavy Load Capacity: Our screw jacks can lift and move loads up to 250 tons or more.
  • Precision Positioning: Our screw jacks offer precise positioning and control for heavy machinery and equipment.
  • High Efficiency: Our screw jacks are designed for high efficiency and low maintenance.
  • Customizable Options: Our screw jacks can be customized to meet specific requirements and applications.
  • Worldwide Service Support: Our screw jacks are supported by a global network of service and support centers.

If you are looking for a reliable and efficient screw jack for your industrial application, please contact HZPT for more information.


Find us

Ep Screw Jack Co., Ltd.

Mail: [email protected]

As one of leading manufacturers, suppliers and exporters of mechanical products in China, We offer reducers, sprockets, industrial and conveyor chain, belts, pulleys, gears, racks, gearboxes, motors, PTO Shafts, taper lock Bushing, vacuum Pumps, screw air compressors and many other products. Please contact us for details.