Switching tool for different types of double-joint bearing chuck

A kind of joint bearing and double joint technology, which is applied in the testing of measuring devices, instruments, mechanical parts, etc., can solve the problems of increasing operator mistakes, heavy chuck weight, etc., and achieves convenient operation, improved efficiency, and high clamping accuracy. Effect

Pending Publication Date: 2018-04-27
SICHUAN LINGFENG AVIATION HYDRAULIC MACHINERY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Coupled with the increase in the type and number of chucks, the weight of the chuck itself is relatively heavy. After the personnel are fatigued, it will increase the probability of the operator making mistakes.

Method used

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  • Switching tool for different types of double-joint bearing chuck
  • Switching tool for different types of double-joint bearing chuck
  • Switching tool for different types of double-joint bearing chuck

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0014] refer to Figure 1-Figure 3 . In the embodiments described below, a different type of double joint bearing chuck switching tool includes a fixing mechanism connected to a test bench. The fixing mechanism is divided into an upper chuck 1 and a lower chuck 7, the upper chuck 1 and the lower chuck 7 are symmetrical and do not replace modules; both the upper chuck 1 and the lower chuck 7 have only cross holes, and the tested The joint bearings at both ends of the device 6 are concentrically connected between the upper chuck 1 and the lower chuck 7 through the left center shaft sleeve as a replaceable module, and the inner hole of the joint bearing is inserted into the transverse through hole of the upper chuck 1 and the lower chuck 7 The spindle 4 of the upper left spindle sleeve and the right spindle sleeve 3 is screwed into the screw thread of the spindle 4 by the spindle supporting nut 5 and fixed; When the joint bearings at the end of the booster under test are differ...

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PUM

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Abstract

The invention discloses a switching tool for different types of double-joint bearing chucks. The switching tool comprises a fixing mechanism connected with a test bench, wherein the fixing mechanism is divided into an upper chuck (1) and a lower chuck (7), and the upper chuck and the lower chuck are symmetric and are non-replaced modules; cross holes are formed in the upper chuck and the lower chuck, joint bearings at both ends of a tested booster (6) are connected concentrically between the upper chuck and the lower chuck by means of left mandrel sleeves serving as replaceable modules, and the tested booster (6) is tightly fixed by inserting mandrels (4) into the upper left mandrel sleeves and right mandrel sleeves in transverse through holes of the upper chuck and the lower chuck as wellas joint bearing inner holes and by screwing mandrel matched nuts on threads of the mandrels (4). When the end joint bearings of a first set of tested booster are different from that of a second setof tested booster, only the mandrel sleeves, the mandrels and the mandrel matched nuts thereof need to be replaced, thus the rapid switching of the tested boosters can be achieved.

Description

technical field [0001] The invention relates to a fixing mechanism that is fixed on a performance test bench of a booster and can realize rapid assembly, disassembly and replacement of different boosters to be tested, especially to meet the requirements of accurately positioning different types of boosters on the performance test bench and eliminating the need for individual operators. Different types of double joint bearing chuck switching tooling. Background technique [0002] In aviation, most boosters exist as a type of power amplifier for installation in aircraft control systems. A hydraulic booster is an accessory in a system that performs boosting. Using hydraulic boosters, the pilot only needs to apply very little force to control the heavily loaded rotor system. Hydraulic boosters are widely used due to their advantages of small size, light weight, good quick actuation, and the ability to generate large steering forces. Hydraulic power steering is also widely use...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01M13/00
CPCG01M13/00
Inventor 王麟
Owner SICHUAN LINGFENG AVIATION HYDRAULIC MACHINERY
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