Assembling device for split type laser radar rotating mirror

The utility model discloses an assembling device of a split type laser radar rotating mirror, N automatic reset parts and N angle adjusting parts are arranged, each automatic reset part comprises a top block, two movable units and a guide block, the top block is located at the inner side of the guide block, the top block is provided with a taper hole and two first threaded holes, and the angle adjusting parts are arranged at the two ends of the taper hole. The first screws in the two movable units are connected with the two first threaded holes of the ejector block in a one-to-one correspondence mode, the threaded through holes and the taper holes are coaxial, each angle adjusting component comprises an ejector rod, the front portion of each ejector rod is of a ball head structure, and the rear portion of each ejector rod is of a screw rod structure. The rear portion of the ejector rod is connected with the threaded through hole of the guide block, and the front portion of the ejector rod is inserted into the