Automatic centering and clamping device
A clamping device and automatic centering technology, applied in the direction of expansion mandrel, etc., can solve the problems of workpiece and expansion sleeve rotation, affecting workpiece processing, cumbersome operation, etc., to ensure processing accuracy, reduce labor intensity, and expand evenly Effect
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[0012] The present invention is described below in conjunction with accompanying drawing.
[0013] attached figure 1 It is an automatic centering clamping device according to the present invention, which includes a mandrel 9 and a carcass 6; the mandrel 9 is a cylinder, and one end of the mandrel 9 is fixed on the chuck 1; the bulge The carcass 6 is cylindrical, and the carcass 6 is sleeved on the mandrel 9; the inner sidewall of the carcass 6 is pasted on the mandrel 9; shaped cavity 8, and an air inlet 4 is arranged on one side of the chuck 1 on the expanded carcass 6; the air inlet 4 communicates with the cavity 8, and the outside of the air inlet 4 is connected to the air inlet pipe 2. The inlet pipe 2 is provided with a valve 3; the mandrel 9 is a stepped cylinder, and the diameter of one end of the mandrel 9 fixed on the chuck 1 is larger than the diameter of the other end.
[0014] When in use, put the workpiece 5 on the inflatable carcass 6, install the air intake pi...
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