The utility model discloses a
grinding device for
machining a CD angle of a
ceramic chopper. The
grinding device comprises a base, an integrated
microscope, a
chopper fixing seat, a Z-axis driving device, a rotating main shaft, a
grinding needle positioning shaft, a grinding needle chuck and a grinding needle, the
chopper fixing seat and the Z-axis driving device are respectively arranged on the base, and the
ceramic chopper is clamped on the upper end surface of the chopper fixing seat; the Z-axis driving device is provided with a rotating spindle, a grinding needle positioning shaft is arranged at the lower end of the rotating spindle, a grinding needle chuck is arranged in the grinding needle positioning shaft, the upper end of the grinding needle chuck is connected with a cylinder, and a grinding needle is fixed at the lower end; the integrated
microscope is installed on the base and used for observing the relative position between the
ceramic chopper and the grinding needle. The grinding device is simple in structure and convenient to operate, the ceramic chopper can be rapidly clamped, the positioning precision of the grinding needle and the inner hole of the chopper is high, and therefore the
machining precision and efficiency of the CD angle of the chopper can be improved.