Mechanical Screw Jack
Mechanical Screw Jack description
Worm screw is rotated manually (manual screw jack) or by a motor (electric screw jack). The screw jack working principle: The worm screw rotates the worm gear; the rotating worm gear moves the lifting screw up and down in a linear motion way. If input a small rotation force on worm screw, it can amplify force from lifting screw shaft.
This mechanical advantage property is good for raising and lowering maintenance platforms, opening, and closing air dampers, oven doors, sluice gates, adjusting tooling machine beds.
Production Specification:
|
Type |
Model |
Screw thread size |
Max lifting strength kN |
Max pull force kN |
Weight without stroke kg |
Screw weight per 100mm |
|
SWL
Screw jack
|
SWL 2.5 |
Tr30*6 |
25 |
25 |
7.3 |
0.45 |
|
SWL 5 |
Tr40*7 |
50 |
50 |
16.2 |
0.82 |
|
|
SWL 10/15 |
Tr58*12 |
100/150 |
99 |
25 |
1.67 |
|
|
SWL 20 |
Tr65*12 |
200 |
166 |
36 |
2.15 |
|
|
SWL 25 |
Tr90*16 |
250 |
250 |
70.5 |
4.15 |
|
|
SWL 35 |
Tr100*18 |
350 |
350 |
87 |
5.20 |
|
|
SWL 50 |
Tr120*20 |
500 |
500 |
420 |
7.45 |
|
|
SWL 100 |
Tr160*23 |
1000 |
1000 |
1010 |
13.6 |
|
|
SWL 120 |
Tr180*25 |
1200 |
1200 |
1350 |
17.3 |
Why choose our jack?
Product photos
Column type
Bolt hole type
T-coping type
Round plate type
Flange input
Shaft end fixed
Jack Structure
Typical application
Related products
How to choose a suitable model?
Some questions can help you to choose.
Q1: Do you need a screw jack of ball screw or trapezoidal screw?
Q2: How many Kg or Tons the screw jack needs to lift or drop? The screw shaft length? How fast the lifting speed is?
Q3: What is the type of the screw head, Top Plate, Clevis End, Threaded End, Plain End?
FAQ
Q: Can you make the screw jack with customization?
A: Yes, we can customize per your request, like color, shaft size, ratio, stroke, etc.
Q: Do you provide samples?
A: Yes. The sample is available for testing.
Q: What's your lead time?
A: Standard products need 5-30 days, a bit longer for customized products.
Q: Do you provide technical support?
A: Yes. Our company has a design and development team, we can provide technical support if you
need.
Q: How to ship to us?
A: It is available by air, by sea, or by train.
Q: How to ship to us?
A: It is available by air, by sea, or by train.
Q: How to pay the money?
A: T/T and L/C are preferred, with different currencies, including USD, EUR, RMB, etc.
Q: How can I know if the product is suitable for me?
A: >1ST confirm drawing and specification >2nd test sample >3rd start mass production.
Q: Can I come to your company to visit?
A: Yes, you are welcome to visit us at any time.
Q: How shall we contact you?
A: You can send an inquiry directly, and we will respond within 24 hours.
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