Index plate device based on mouse chain wheel meshing

The utility model discloses an index plate device based on mouse chain wheel meshing. The device comprises a C-axis adjusting device upper box body, a C-axis adjusting device lower box body, a locking flange plate, a C-axis index adjusting device dial, a fixed mouse chain wheel, a movable mouse chain wheel and a blind rivet. According to the indexing plate device, the nut installed on the upper box body of the C-axis adjusting device is adjusted to rotate clockwise and anticlockwise, the gap between the upper box body and the lower box body and the axial pressure relative to the input shaft of the lathe are adjusted, and therefore meshing, disengaging and fastening actions of the fixed mouse chain wheel and the movable mouse chain wheel are completed. In addition, the fixed mouse chain wheel and the movable mouse chain wheel in the scheme can be replaced with chain wheels with different graduations, such as 1 degree, 2 degrees, 5 degrees and the like according to factory requirements. According to the univers