Edge centering mechanism of pre-baking and cooling equipment after substrate coating

The utility model provides an edge centering mechanism of pre-baking and cooling equipment after substrate coating, which comprises an edge stop block and a fixing and locking base, and the edge stop block is arranged at the front end of the middle part of the fixing and locking base; a contact surface is arranged at the front end of the edge stop block, the contact surface is a spherical curved surface, and the contact surface extends upwards from the front surface to the top surface; a placement part is arranged at the front end of the bottom surface of the edge stop block, the bottom surface of the placement part is a plane, and the bottom surface of the placement part is flush with the bottom surface of the fixing and locking base; a suspension part is formed on the bottom surface of the edge stop block between the placement part and the fixing and locking base; the front end surface of the placement part and the contact surface are integrally formed; long-strip-shaped bolt holes are formed in the two end