jet 5 ton screw jack

Jet 5 Ton Screw Jack


The Jet 5 Ton Screw Jack is a powerful and reliable industrial tool used for lifting heavy loads and providing support in various applications. With its robust construction and precise mechanism, this screw jack offers exceptional performance and durability.

1. What is a screw jack used for?

A screw jack is commonly used in industries such as manufacturing, construction, and transportation for lifting, leveling, and positioning heavy equipment, machinery, and structures. Its versatility and load-bearing capacity make it an essential tool in various applications.

screw jack

1.1 Lifting and Lowering

The screw jack is primarily used for lifting and lowering heavy loads with precision and control. It provides stability and safety during the lifting process, making it ideal for tasks that require accurate positioning.

1.2 Leveling and Alignment

Another important use of a screw jack is for leveling and aligning machinery or structures. By adjusting the screw mechanism, it allows for precise leveling, ensuring optimal performance and longevity of the equipment.

1.3 Support and Load Distribution

Screw jacks are also employed to provide support and distribute the weight of heavy loads evenly. This helps prevent sagging, bending, or damage to the supported structure, ensuring stability and safety.

screw jack

2. What is the working principle of screw jack?

The working principle of a screw jack involves the conversion of rotary motion into linear motion through the use of a screw and a nut. When the screw is rotated using a handle or a motor, it moves through the nut, causing the load to be lifted or lowered.

screw jack

2.1 Mechanical Advantage

The screw jack utilizes the mechanical advantage gained by the thread pitch to lift heavy loads with minimal effort. This makes it an efficient and reliable tool for various lifting and positioning tasks.

2.2 Self-Locking Mechanism

One of the key features of a screw jack is its self-locking mechanism. This ensures that once the desired position is reached, the load remains securely in place without the need for external support or continuous power supply.

2.3 Precision and Control

The screw jack provides precise control over the lifting or lowering process, allowing for accurate positioning of heavy loads. This level of control is crucial in applications where precision is essential, such as in manufacturing or assembly lines.

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

While both screw jacks and hydraulic jacks are used for lifting heavy loads, they differ in terms of their operating mechanism and applications.

3.1 Operating Mechanism

A screw jack relies on the mechanical advantage gained through the screw and nut mechanism, while a hydraulic jack uses hydraulic pressure to generate force and lift the load.

3.2 Load Capacity

Screw jacks typically have a lower load capacity compared to hydraulic jacks. Hydraulic jacks can handle much heavier loads due to the hydraulic system’s ability to generate higher force.

3.3 Application Flexibility

Hydraulic jacks are often preferred for applications that require quick and repeated lifting, such as automotive repairs. Screw jacks, on the other hand, are commonly used in applications that require precise positioning and stability, such as heavy machinery maintenance or construction projects.

4. How to choose or customize the right screw jack?

When selecting or customizing a screw jack, several parameters and real-life conditions need to be considered to ensure optimal performance and suitability for the intended application.

screw jack

4.1 Load Capacity and Travel Distance

The load capacity of the screw jack should match or exceed the maximum load it will be subjected to. Additionally, the required travel distance should be taken into account to ensure the screw jack can provide the necessary range of motion.

4.2 Speed and Efficiency

Depending on the application, the required lifting or lowering speed should be considered. Screw jacks offer different speed options, including high-speed and low-speed configurations. The efficiency of the screw jack in converting rotational motion to linear motion is also an important factor to maximize productivity.

4.3 Environmental Conditions

The operating environment, such as temperature, humidity, and exposure to harsh chemicals or dust, should be taken into consideration when selecting materials and protective coatings for the screw jack to ensure durability and longevity.

4.4 Safety Features

When working with heavy loads, safety is paramount. Choosing a screw jack with appropriate safety features such as overload protection, emergency stop mechanisms, and position locking systems can help prevent accidents and ensure operator safety.

4.5 Customization Options

If the standard screw jack specifications do not meet the specific requirements of the application, customizing certain aspects such as dimensions, materials, and accessories can ensure the screw jack perfectly fits the intended purpose.

About HZPT

As a leading manufacturer of industrial motors, gear reducers, and drive systems in China, HZPT is committed to technological innovation and delivering excellent quality products. Our wide range of products includes micro gear motors, medium-sized gear motors, brake adjustable-speed motors, torque motors, DC motors, NMRV worm gear motors, bevel gear cone gear motors, WPRV series worm gear reducers, rigid tooth surface helical gear reducers, helical gear worm gear reducers, parallel shaft helical gear reducers, spiral bevel gear reducers, worm gear screw lifts, rigid tooth surface gear reducers, and planetary gear reducers. These transmission products find extensive applications in various industrial production lines such as transportation machinery, food machinery, medical machinery, printing machinery, textile machinery, packaging machinery, office equipment, and instruments, making them the preferred choice for automation equipment.

Why Choose Our Screw Jacks?

When it comes to screw jacks, HZPT stands out as a trusted manufacturer. Here are five key reasons to choose our screw jacks:

1. Exceptional Load Capacity

Our screw jacks are designed and engineered to handle heavy loads with exceptional load capacity, ensuring reliable performance in demanding applications.

2. Precise Positioning

With their precise screw and nut mechanism, our screw jacks provide accurate positioning and stability, allowing for precise alignment and leveling of heavy equipment or structures.

3. Durability and Longevity

Constructed with high-quality materials and advanced manufacturing techniques, our screw jacks offer superior durability and longevity, ensuring a long service life even in demanding environments.

4. Customization Options

We understand that each application has unique requirements. Therefore, we provide customization options to tailor our screw jacks to specific needs, ensuring optimal performance and compatibility.

5. Comprehensive Safety Features

Safety is of utmost importance in any industrial setting. Our screw jacks are equipped with comprehensive safety features, including overload protection and emergency stops, to ensure operator safety and prevent accidents.

Choose HZPT for your screw jack needs and experience the reliability, performance, and quality that sets us apart from the competition.


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.