Torsional fatigue test device for differential spider

A torsional fatigue and test device technology, which is applied in the testing of machines/structural components, measuring devices, and testing of mechanical components, can solve the problems of low loading rate and long test time, and achieve strong continuity, convenient torque, and Easy to adjust the effect

Active Publication Date: 2022-05-13
江苏中祥汽车部件有限公司
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The above-mentioned invention also has the following disadvantages: the action tube is used for reciprocating motion, and electric telescopic rods, cylinders, hydraulic rods, etc. are generally used, but these types of reciprocating loads are applied at a low rate, so that the entire device takes a long time to test

Method used

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  • Torsional fatigue test device for differential spider
  • Torsional fatigue test device for differential spider
  • Torsional fatigue test device for differential spider

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Embodiment Construction

[0031] The present invention will be described in detail below, and the technical solutions in the embodiments of the present invention will be clearly and completely described. Apparently, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

[0032] The present invention provides a kind of torsion fatigue test device that is used for differential cross shaft here by improving, and technical scheme of the present invention is:

[0033] like figure 1 - Figure 9 As shown, a torsional fatigue test device for the differential cross shaft, including a bottom plate 2, a reference box cover 1 is fixed on the top side of the bottom plate 2, a threaded transmission assembly is installed on the top of the bottom plate 2, and the...

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Abstract

The invention relates to the technical field of automobile detection, in particular to a torsional fatigue test device for a differential spider, which comprises a bottom plate, a reference box cover is fixed on one side of the top of the bottom plate, a thread transmission assembly is mounted on the top of the bottom plate, and a moving assembly is mounted on the thread transmission assembly. A torque detection assembly is installed at the top of the bottom plate, clamping tools are installed on the torque detection assembly and the moving assembly, a hydraulic transmission assembly is installed on the moving assembly, the torque detection assembly is located in the reference box cover, and a guide assembly is installed at the top of the bottom plate. A movable box cover is installed on the guide assembly, the guide assembly comprises two first guide rods and two first supporting plates, the first supporting plates are fixed to one ends of the first guide rods, and the other ends of the first guide rods are fixed to the outer wall of one side of the reference box cover.

Description

technical field [0001] The invention relates to the technical field of automobile detection, in particular to a torsional fatigue test device for a cross shaft of a differential gear. Background technique [0002] When the car is running, the differential cross shaft transmits the torque of the axle final drive to the left and right wheels, and its performance directly affects the reliability of the car. [0003] The publication number is CN112229614A Chinese invention patent discloses a torsion fatigue test device for shaft parts, including: double lugs; twisting shaft, each end of which is inserted into a through hole on the double lugs; The shaft is connected to be able to apply a torsional load to the torsion shaft. The torsional fatigue test device for shaft parts can be used for torsional fatigue tests on shaft parts. When used for torsion fatigue tests on shaft parts, the shaft parts can One end of the shaft is fixed, and the other end is connected to one end of the ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01M13/00G01N3/26G01N3/36G01N3/02G01N3/04
CPCG01M13/00G01N3/26G01N3/36G01N3/02G01N3/04
Inventor 刘兵
Owner 江苏中祥汽车部件有限公司
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