Clamping and positioning device for copper alloy machining

The utility model discloses a clamping positioning device for copper alloy processing, which comprises a shell, a servo motor and a sleeve, the servo motor is arranged in the shell, the output end of the servo motor is provided with a mounting shaft through a coupling, the sleeve is arranged on the outer wall of the mounting shaft, and an annular positioning air bag is arranged in the sleeve. A vacuum pump is arranged in the sleeve, a branch pipe penetrating through the annular positioning air bag is installed at the output end of the vacuum pump, an air pipe penetrating through the sleeve is installed at the input end of the vacuum pump, a copper alloy body is arranged on the inner wall of the annular positioning air bag, and a positioning mechanism used for positioning the copper alloy body is arranged in the sleeve. According to the device, the vacuum pump is started to inflate the annular positioning air bag through the branch pipe, the annular positioning air bag extrudes the copper alloy body through th