Quick self-clamping heart-shaped fixture
A heart-shaped fixture and self-clamping technology, which is applied in the direction of clamping, manufacturing tools, supports, etc., can solve the problems of slipping and instability, easy to produce impact, and grinding into concave arcs, etc., to achieve reliable clamping force and prevent chipping Effect
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[0011] The present invention will be further described below in conjunction with accompanying drawing.
[0012] Such as figure 1 and figure 2 As shown, a fast self-clamping chicken heart fixture includes a chicken heart fixture 1, the upper end of the chicken heart fixture 1 is hinged to a lever 3 through a pin shaft 2, the workpiece 4 is clamped in the middle of the chicken heart fixture 1, and the lower end of the lever 3 is Serrated and obliquely cut with the outer surface of the workpiece 4, the outer surface of the heart-shaped jig 1 is fixed with a spring piece 6 by a screw 5, and the other end of the spring piece 6 is against the lever 3.
[0013] Further, the top end of the lever 3 is in contact with a driving rod 7, and the driving rod 7 is installed on a lathe.
[0014] The lever 3 is driven to rotate by the lever 7, and the oblique saw teeth at the bottom of the lever 3 are in contact with the workpiece 4 to clamp the workpiece. The spring piece 6 between the lev...
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