Automatic butt joint and locking mechanism

The utility model discloses an automatic butt joint and locking mechanism which comprises a fixing device, a moving device and a fastening pull rod. The fixing device comprises a fixing sleeve and a plurality of edge grooves, a limiting groove is formed in the top end of the fixing sleeve, and the section of the limiting groove is in a linear shape; the moving device comprises a moving sleeve and a plurality of edge ejector pins, and a limiting boss is arranged on the side edge of the inner ring of the moving sleeve; the fastening pull rod comprises a top convex handle and a rod body groove; the shape of the top protruding handle is matched with that of the limiting groove, and the rod body groove is formed in the outer cylindrical face of the fastening pull rod and is an inner groove. Compared with manual butt joint, the butt joint tool has the obvious advantages that mechanical automation serves as the support, butt joint and locking between two sections of equipment are completed through the butt joint too