A self-centering clamping fixture for a high-performance thin-web gear, comprising:
- a base, and a hydraulic cylinder fixedly installed at a lateral edge of a surface of the base, wherein a strip-shaped slot is formed at a lateral edge of a top portion of the base, and an auxiliary mechanism is installed at a middle position of a top portion of an inner cavity of the base;
- a movable clamping mechanism, wherein the movable clamping mechanism comprises an I-shaped slider, the I-shaped slider is slidably mounted on the top portion of the base through the strip-shaped slot, a right-angle push plate is fixedly installed at a bottom portion of the I-shaped slider, and a clamping head is installed at a top portion of the I-shaped slider;
- and
- a self-centering mechanism, wherein the self-centering mechanism comprises a guiding assembly and a centering assembly, the guiding assembly is fixedly installed at a middle position of the top portion of the base, and the centering assembly is installed at the top portion of the inner cavity of the base;
- the guiding assembly comprises a six-claw bracket, the six-claw bracket is fixedly installed at the middle position of the top portion of the base, a feed tray is fixedly installed at a top end of the six-claw bracket, and an arc-shaped guiding hole is formed at a top portion of the feed tray;
- the centering assembly comprises a cylindrical base sleeve, the cylindrical base sleeve is fixedly installed at the middle position of the top portion of the inner cavity of the base, a top end of the cylindrical base sleeve extends to the top portion of the base, a cylindrical housing is rotatably mounted at a center of the cylindrical base sleeve, a swinging arm is hingedly installed at a bottom portion of an inner cavity of the cylindrical housing, a centering round rod is fixedly installed at a lateral edge of a top portion of the swinging arm, and a top end of the centering round rod passes through an inner side of the arc-shaped guiding hole;
- and
- the auxiliary mechanism comprises a U-shaped frame, the U-shaped frame has an opening facing upward, a top end of the U-shaped frame is fixedly installed on the top portion of the inner cavity of the base by screws, a supporting column is rotatably mounted at a middle position of a bottom portion of an inner cavity of the U-shaped frame, a top end of the supporting column is fixedly installed with a bottom portion of the cylindrical housing, a spiral spring plate is fixedly installed between an outer circumferential surface of the supporting column and an inner surface of the U-shaped frame, a bottom portion of the outer circumferential surface of the supporting column is fixedly connected with a force-receiving plate, and an end of a surface of the force-receiving plate away from the supporting column is fixedly connected with a limiting clamping plate.