| 摘要 |
PURPOSE: A pressure welding apparatus for air blower casing is provided to firmly connect the casing body and side wall by forming pressure welding grooves along a predetermined trajectory. CONSTITUTION: A pressure welding apparatus comprises a cylinder(110); a movable mold(130) installed to a rod(112) of the cylinder; a fixed mold(120) corresponding to the movable mold; a main body(100) formed integrally with the cylinder, and where the rod of the cylinder and the movable mold are arranged to be movable, and the fixed mold is installed; an elastic support member(144) for elastically supporting the cylinder, rod, movable mold, fixed mold and the main body to be movable; and a support member(140) and a support bar(142) for supporting the elastic support member.
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