Positive substrate positioning device

The utility model provides an upright substrate positioning device, which relates to the technical field of coating, and comprises a base plate, a pressing plate and a connecting piece, the connectingpiece comprises an extension part and a boss part, the extension part is connected with the base plate, and one end, deviating from the base plate, of the extension part is connected with the boss part; the pressing plate is provided with a first through groove and a coating through hole, the first through groove and the coating through hole are arranged at intervals, and the connecting piece isinserted into the first through groove; the first through groove comprises a first end groove part and a first diameter groove part, and the first end groove part and the first diameter groove part are communicated and penetrate through the pressing plate. The groove width of the first end groove part is greater than or equal to the diameter of the boss part; the forward substrate positioning device provided by the utility