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Screw tensioning device

A tensioning device, screw technology, applied in transportation and packaging, tracked vehicles, motor vehicles, etc., can solve problems such as high cost and complex structure

Inactive Publication Date: 2014-06-18
杨胜妹
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The purpose of the present invention is to provide a screw tensioning device to solve the problems of complex structure and high cost in the above-mentioned prior art problems

Method used

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  • Screw tensioning device

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Embodiment Construction

[0007] The screw tensioning device provided by the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0008] like figure 1 As shown, the present invention provides a screw tensioning device, including a crossbeam 7, a guide wheel 1, a slider 2 arranged on the rotating shaft of the guide wheel 1, a chute 3 arranged on the crossbeam 7 and matched with the slider 2, a fixed The yoke 4 on the rotation axis of the guide wheel 1, the screw 5 fixed to the yoke 4, the spring 6 sleeved on the screw 5, and the adjusting nut 8 arranged on the beam 7, the adjusting nut 8 cooperates with the end of the screw 5 away from the yoke 4.

[0009] The screw tensioning device provided by the present invention has a sliding block 2 and a chute 3 arranged in cooperation, the spring 6 sleeved with the screw 5 can provide the guiding movement of the guide wheel 1 along the chute 3, the screw 5 can tension the track, and the screw 5 is sleeved ...

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Abstract

The invention provides a screw tensioning device. The screw tensioning device comprises a crossbeam, a guide wheel, a sliding block, a sliding groove, a fork arm, a screw, a spring and an adjusting nut, wherein the sliding block is arranged on a rotary shaft of the guide wheel, the sliding groove is formed in the crossbeam and is matched with the sliding block, the fork arm is fixedly arranged on the rotary shaft of the guide wheel, the screw is fixedly arranged on the fork arm, the spring is sleeved on the screw, and the adjusting nut is arranged on the crossbeam; the adjusting nut is matched with one end, far away from the fork arm, of the screw. The screw tensioning device is provided with the sliding block and the sliding groove which are arranged in a matched manner, the spring sleeved on the screw can enable the guide wheel to do guiding movement along the sliding groove, the screw can tension a caterpillar track, and the spring sleeved on the screw can play a role in buffering the screw tensioning device during traveling.

Description

technical field [0001] The invention relates to the field of equipment manufacturing, in particular to a screw tensioning device. Background technique [0002] The crawler belts of the bulldozer need to maintain a certain degree of tension during driving, so each crawler belt must be equipped with a tensioning device. The current crawler belt tensioning device has a complex structure and high manufacturing cost. Contents of the invention [0003] The object of the present invention is to provide a screw tensioning device, which solves the problems of complex structure and high cost in the above-mentioned prior art problems. [0004] The invention provides a screw tensioning device, which comprises a beam, a guide wheel, a slider arranged on the rotation shaft of the guide wheel, a chute arranged on the beam and matched with the slider, a yoke fixed to the rotation shaft of the guide wheel, a fixed The screw rod on the yoke, the spring sheathed on the screw rod and the adj...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B62D55/30
Inventor 杨胜妹
Owner 杨胜妹