worm gear jack

worm gear jack

A worm gear jack is a type of mechanical jack that is designed to lift and move heavy loads in a vertical or horizontal direction. It consists of a worm gear and a worm wheel, which work together to create a smooth and powerful lifting action. In this article, we will discuss the various aspects of the worm gear jack, including its applications, working principle, differences with hydraulic jacks, selection and customization options, and the products and advantages that we offer as a leading manufacturer in this industry.

What is a screw jack used for?

screw jack

A screw jack is used for a variety of applications, including the lifting and lowering of heavy objects, the positioning and adjusting of machinery and equipment, and the leveling and stabilization of structures and buildings. Some common uses of screw jacks include:

  • Automotive repair and maintenance
  • Construction and architectural engineering
  • Manufacturing and assembly lines
  • Mining and excavation operations
  • Aerospace and aviation industries

What is the working principle of screw jack?

screw jack

The working principle of a screw jack is based on the concept of mechanical advantage, which allows a small amount of force to be multiplied to lift a larger load. The screw jack consists of a screw shaft and a nut, which work together to create linear motion. When the screw shaft is rotated, the nut moves up or down depending on the direction of rotation. This causes the load to move in the same direction as the nut. The mechanical advantage of the screw jack is determined by the pitch of the screw shaft, which is the distance between two adjacent threads.

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

There are several key differences between a screw jack and a hydraulic jack:

  • Power source: A screw jack is manually operated using a hand crank or motor, while a hydraulic jack is powered by hydraulic fluid that is compressed by a pump.
  • Lifting capacity: Screw jacks typically have a lower lifting capacity compared to hydraulic jacks.
  • Speed: Hydraulic jacks can lift heavy loads at a faster speed than screw jacks.
  • Fluid leakage: Hydraulic jacks may experience fluid leakage over time, which can cause maintenance issues and safety hazards.
  • Cost: Screw jacks are generally less expensive than hydraulic jacks.

How to choose or customize the right screw jack for your needs?

screw jack

When selecting or customizing a screw jack, there are several key parameters that should be considered:

  • Lifting capacity: This refers to the maximum weight that the screw jack can lift, and it should be selected based on the weight of the load that needs to be lifted.
  • Lifting height: This is the maximum height that the screw jack can lift the load, and it should be selected based on the height of the application and the clearance required.
  • Operating speed: This refers to the speed at which the screw jack can lift or lower the load, and it should be selected based on the desired speed of the application.
  • Input power: This refers to the power source that drives the screw jack, and it can be selected based on the available power source and the desired operating conditions.
  • Mounting options: This refers to the various mounting options that are available for the screw jack, such as base mount, flange mount, and clevis mount. It should be selected based on the specific application requirements.

Why choose HZPT for your screw jack needs?

screw jack

As a leading manufacturer of screw jacks, HZPT offers a wide range of products and advantages that make us the preferred choice for many customers:

  • High quality: Our screw jacks are made from high-quality materials and are designed to meet the highest standards of quality and performance.
  • Customization options: We offer a variety of customization options to meet the unique needs of each customer, including lifting capacity, lifting height, operating speed, input power, and mounting options.
  • Technical expertise: Our team of engineers and technical experts can provide expert advice and support to help customers choose the right screw jack for their needs.
  • Competitive pricing: We offer competitive pricing on all of our screw jacks, making them an affordable option for customers of all sizes.
  • Industry experience: With over 10 years of experience in the industry, we have the knowledge and expertise to provide the best possible service to our customers.

If you are looking for a reliable and high-quality screw jack supplier, look no further than HZPT. Contact us today to learn more about our products and services, and to place an order for your next project.


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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.