Adjustable Screw Jack

 product presentation

An adjustable screw jack is a mechanical device designed to lift, lower, or position heavy loads with precision. It operates on the principle of converting rotary motion into linear motion through a screw mechanism. The device consists of a threaded screw, a nut, a housing, and a drive mechanism. The adjustable feature allows users to modify the lifting height or position according to specific requirements. It is widely used in various industries such as manufacturing, construction, automotive, and aerospace for tasks like equipment installation, leveling, and load adjustment.

1.Precise Adjustment: It offers fine - tuned control over the lifting or lowering process, enabling users to achieve accurate positioning of heavy loads within a very small margin of error. This is crucial in applications where high precision is required, such as in the assembly of delicate machinery.

2.High Load - Bearing Capacity: Constructed with high - strength materials, the adjustable screw jack can withstand substantial loads. Its robust design ensures reliable performance even when dealing with extremely heavy objects, making it suitable for industrial environments.

3.Variable Speed Operation: Depending on the drive mechanism used, it can operate at different speeds. This flexibility allows for quick adjustments when time is of the essence or slow, controlled movements when precision is more important.

4.Compact Design: The screw jack has a relatively small footprint, which is advantageous in situations where space is limited. It can be easily integrated into existing equipment or machinery without taking up excessive room.

5.Self - Locking Function: Once the desired position is reached, the screw jack can lock itself in place. This self - locking feature ensures that the load remains stable and secure, eliminating the need for additional locking mechanisms in most cases.

1.Cost - Effective: Compared to other lifting and positioning devices, adjustable screw jacks are generally more affordable. They provide a reliable solution for heavy - load handling at a lower cost, making them a popular choice for budget - conscious businesses.

2.Easy to Install and Maintain: With a straightforward design, the screw jack can be installed with minimal effort. Additionally, its simple structure makes maintenance tasks such as lubrication and inspection relatively easy, reducing downtime and maintenance costs.

3.Versatile Applications: It can be used in a wide range of industries and applications. Whether it's for lifting heavy machinery in a factory, leveling a structure in construction, or adjusting the position of components in an automotive assembly line, the adjustable screw jack proves to be a versatile tool.

4.Safe Operation: The self - locking function and high - quality construction contribute to the safe operation of the screw jack. It reduces the risk of accidents caused by load slippage or sudden movement, providing a secure working environment for operators.

5.Long Service Life: Built with durable materials and designed for long - term use, the adjustable screw jack has a long service life. This means less frequent replacement, which in turn reduces the overall cost of ownership for businesses.

 

                                  Nut lifting type Screw Jack                             Bolt hole type Screw Jack                               T-coping type Screw Jack

 

 

 

                                 Round plate type Screw Jack                        Flange input Screw Jack with electric motor         Shaft end fixed type Screw Jack

 

 

 

 

 

Type	Model	Screw thread size	Max lifting strength kN	Max pull force kN	Weight without stroke kg	Screw weight per 100mm
SWL   Screw jack	SWL2.5	Tr30*6	25	25	7.3	0.45
	SWL5	Tr40*7	50	50	16.2	0.82
	SWL10/15	Tr58*12	100/150	99	25	1.67
	SWL20	Tr65*12	200	166	36	2.15
	SWL25	Tr90*16	250	250	70.5	4.15
	SWL35	Tr100*18	350	350	87	5.20
	SWL50	Tr120*20	500	500	420	7.45
	SWL100	Tr160*23	1000	1000	1010	13.6
	SWL120	Tr180*25	1200	1200	1350	17.3

Application of Screw Jack

 

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