The utility model discloses a positioning mechanism of auto -parts passage detection, including the support base of horizontal placement on the mesa, the support base upper surface middle position fixed mounting placement platform, the support base upper surface left and right two ends fixed mounting
water storage tank, and the
water storage tank side surface is provided with the docking mechanism, the placement platform top is provided with the clamping block, and needs the automobile pipeline of detecting and clamps in the inside of clamping block, the placement platform top is provided with main roof and auxiliary roof, and the main roof is located between the placement platform and is provided with the lift mechanism of hydraulic drive, and the automobile pipeline is lifted and disassembled with main roof and auxiliary roof. The positioning mechanism of auto -parts passage detection, after the detection is completed, liquid is injected into the
accommodation groove inside through the conveying pipeline, the main roof is lifted under the action of
water pressure, finally, the automobile pipeline is lifted to reach the purpose of disassembly with the main roof cooperation auxiliary roof, and the main roof and auxiliary roof are evenly distributed, so the stress is uniform when lifting, and damage is reduced.