A testing machine for bolts

Abstract

The utility model relates to bolt testing machine technical field, and disclose a kind of testing machine for bolt detection, including outer box, static module and moving module, static module and moving module are arranged in the inside of outer box, the inside of static module and moving module is provided with auxiliary measuring device, the auxiliary measuring device is used to assist testing machine detection bolt, the auxiliary measuring device includes installation groove, spray ball and spray hole, the installation groove is used to buckle clamp, one end of the spray ball is provided with spray hole, the other end of the spray ball is connected with hose, gas is transmitted to the inside of spray ball by the hose, to the inside of outer box by the spray hole, to change the temperature of outer box inside in this way.The utility model is rotated and connected with spray ball in the upper end surface of static module and the lower end surface of moving module, the inside of outer box is filled by spray ball injection high-temperature gas or low-temperature gas, to further realize the strength of bolt detection under low-temperature or high-temperature environment, to improve detection effect in this way.

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