Hand Crank Table Lift Screw Jack Mechanism

  • Brand:

    Lude
  • Payment:

    T/T, L/C, Credit Card
  • Product origin:

    Dezhou
  • Color:

    Customized
  • Shipping port:

    Qingdao/Tianjin/Shanghai
  • Lead Time:

    20-30 days after payment received
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  • Product Details

  • Photo

The Crank Handle Screw Jack are ideal solutions for applications where electricity or power generators is inconvenient or dangerous, light weight, low duty cycle, low target cost and short travel length.


The working principle of the hand operated worm gear screw jack is that the worm (also called the input shaft) is manually rotated by the hand wheel, the worm wheel is rotated by the worm, and the trapezoidal lifting screw is moved by the rotating worm wheel. The linear motion speed of the worm wheel manual screw jack trapezoidal lifting screw depends on the thread size and the worm gear speed ratio.


Hand Operated Screw Jack is composed of hand wheel or hand crank and a worm gear screw jack.It is ideal solutions for applications where electricity or power generators is inconvenient or dangerous.



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The working principle of the hand operated  worm gear screw jack is that the worm (also called the input shaft) is manually rotated by the hand wheel, the worm wheel is rotated by the worm, and the trapezoidal lifting screw is moved by the rotating worm wheel. The linear motion speed of the  worm wheel manual screw jack trapezoidal lifting screw depends on the thread size and the worm gear speed ratio. Hand Operated Screw Jack is composed of hand wheel or hand crank and a worm gear screw jack.It is ideal solutions for applications where electricity or power generators is inconvenient or dangerous. Our Jack's Advantages: -Self-locking ability -Can be driven directly by hand wheel -Can be customized according user's demand -Compact configuration, small size, lightweight -Convenient installation, flexible operation -High reliability and stability -2 / 3 /4 /8 sets etc. screw jacks to linkage to use  Please see a short video about hand operated screw jack for crank table below,
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If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

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