jack screw mcmaster

Jack Screw McMaster: The Ultimate Guide

Jack Screw McMaster

screw jack

What is a screw jack used for?

  • Lifting heavy loads in a controlled and precise manner.
  • Adjusting the height of equipment in various industrial machines.
  • Raising and lowering assembly lines during the production process.
  • Supporting structures during repair or maintenance work.
  • Used in material handling systems to lift and position loads.

screw jack

What is the working principle of screw jack?

  • The screw jack works on the principle of a simple machine called the screw.
  • When a force is applied to the handle of the jack, the screw rotates, and the load is lifted.
  • As the screw rotates, it moves linearly through a threaded nut, which allows the load to be lifted or lowered.
  • The lifting capacity of the jack depends on the size and pitch of the screw.
  • Screw jacks are typically powered by a hand crank, electric motor, or pneumatic/hydraulic cylinder.

screw jack

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

  • Screw jacks are powered by a screw mechanism, whereas hydraulic jacks use pressurized fluids to lift loads.
  • Screw jacks are slower but more precise, whereas hydraulic jacks are faster but less precise.
  • Screw jacks are more cost-effective and require less maintenance, whereas hydraulic jacks are more expensive and require more maintenance.
  • Screw jacks can lift heavier loads, whereas hydraulic jacks are better for lifting lighter loads.
  • Screw jacks have a higher load capacity at higher elevations, whereas hydraulic jacks have a consistent load capacity at any elevation.

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

Choosing the right screw jack requires careful consideration of several key factors:

  • Lifting capacity: Determine the maximum weight that the jack will need to lift and choose a model with a higher capacity than needed to ensure safety.
  • Lifting speed: Consider the speed at which you need to lift the load and choose a model with an appropriate gear ratio.
  • Travel distance: Determine the maximum distance the load needs to move and choose a model with the appropriate stroke length.
  • Operating environment: Consider the operating temperature, humidity, and other environmental factors that may affect the performance of the jack.
  • Mounting options: Consider the mounting options available and choose a model that is compatible with your equipment.

screw jack

About HZPT

HZPT is a leading manufacturer of industrial electric motors, gear reducers, and other drive products.

Our Products

  • Micro Gear Motors
  • Medium Gear Motors
  • Brake and Speed Adjustable Motors
  • Torque Motors
  • DC Motors
  • NMRV Worm Gear Motors
  • Spiral Bevel Gear Motors
  • WPRV Worm Gear Reducers
  • Rigid Face Helical Gear Reducers
  • Spiral Bevel Gearboxes
  • Parallel Shaft Helical Gear Reducers
  • Screw Jacks
  • Planetary Gearboxes

Our Advantages

  • High-quality products: Our products are made with the best materials and cutting-edge technology.
  • Competitive prices: We offer affordable prices without compromising on quality.
  • Customization: We can customize our products to meet your specific needs.
  • Quick delivery: We have a streamlined production process that allows us to deliver products quickly.
  • Excellent customer service: Our team of experts is always ready to provide you with the best possible service and support.

Choose HZPT for all your screw jack needs and experience the best in quality and service.


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.