pittsburgh floor jack set screw

Pittsburgh Floor Jack Set Screw: A Comprehensive Guide

screw jack

What is a screw jack used for?

Screw jacks are mechanical devices that convert rotational motion into linear motion to raise and lower heavy loads vertically. They are commonly used in a variety of applications such as:

1. Lifting heavy machinery

Screw jacks are widely used in manufacturing industries to lift and lower heavy machinery for maintenance and repair. They are used to support the weight of large equipment during servicing or replacement of worn-out parts.

2. Stabilizing structures

In construction, screw jacks are used to stabilize structures such as buildings, bridges, and towers. They are used to support the weight of the structures during construction and maintenance.

3. Adjusting workstations

Screw jacks are also used in workstations to adjust the height of tables, chairs, and other equipment to suit the user’s needs. They provide a convenient way to adjust the work environment and improve productivity.

4. Moving heavy loads horizontally

Screw jacks can also be used to move heavy loads horizontally. They are often used in machinery and equipment that requires precise horizontal positioning.

5. Adjusting tension

Screw jacks are used in various applications to adjust tension. They can be used to adjust the tension of cables, chains, and belts in machinery and equipment.

screw jack

What is the working principle of screw jack?

The working principle of screw jacks is based on the simple machine called the screw. A screw jack consists of a threaded screw shaft and a nut. When a force is applied to the nut, it moves along the screw shaft, converting the rotational motion of the nut into linear motion of the load.

Screw jacks rely on the principle of mechanical advantage, where a small rotational force applied to the screw is amplified into a larger linear force on the load. The mechanical advantage of the screw jack is determined by the pitch of the screw thread.

screw jack

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

Screw jacks and hydraulic jacks are both used to lift heavy loads, but they differ in their working principles. Screw jacks use mechanical force to lift loads, while hydraulic jacks use hydraulic fluid under pressure to lift loads.

Screw jacks are more suitable for applications that require precise positioning and control, while hydraulic jacks are more suitable for applications that require large lifting capacity and speed.

Screw jacks are also more reliable and require less maintenance compared to hydraulic jacks, which can be prone to leaks and other hydraulic system failures.

How to choose or customize a suitable screw jack?

Choosing the right screw jack for your application requires careful consideration of several factors, including:

1. Load capacity

The load capacity is the maximum weight that the screw jack can lift. It is important to choose a screw jack with a load capacity that exceeds the weight of the load to be lifted.

2. Travel distance

The travel distance is the maximum distance that the screw jack can lift the load. It is important to choose a screw jack with a travel distance that meets the requirements of the application.

3. Operating speed

The operating speed is the speed at which the screw jack can lift the load. It is important to choose a screw jack with an operating speed that meets the requirements of the application.

4. Operating environment

The operating environment includes factors such as temperature, humidity, and corrosive substances. It is important to choose a screw jack that can operate reliably in the specific environment.

5. Mounting options

The mounting options include factors such as the orientation of the screw jack and the method of attachment to the load. It is important to choose a screw jack with mounting options that suit the application.

At HZPT, we specialize in the design, manufacture, and supply of high-quality screw jacks for a wide range of applications. Our screw jacks are designed to provide reliable and precise lifting solutions for various industries.

Our products and company advantages include:

1. Customization options

We offer a wide range of customization options to meet the specific needs of our customers. Our experienced engineers work closely with customers to design and manufacture custom solutions that meet their unique requirements.

2. High-quality materials

We use only high-quality materials in the manufacture of our screw jacks. Our products are made from durable materials that provide reliable and long-lasting performance in a variety of environments.

3. Competitive pricing

We offer competitive pricing on all our products, making our screw jacks an affordable and cost-effective choice for a wide range of applications.

4. Fast delivery

We offer fast delivery on all our products, ensuring that our customers receive their orders in a timely manner.

5. Excellent customer service

We are committed to providing excellent customer service to our customers. Our knowledgeable and friendly staff are always available to answer questions and provide assistance with any issues that may arise.


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.