Glass substrate leans on position mechanism

The utility model discloses a glass substrate leans on position mechanism, including the supporting platform of rectangle, a plurality ofly firstly keep out that the subassembly is kept out to subassembly, a plurality of second, subassembly and at least one burst subassembly are kept out to a plurality of third, wherein, supporting platform includes supporting seat, many spinal branchs fagging, each backup pad is installed on the supporting seat with the mode of two multirows along feed direction, and adjacent two rows and two allocate and have the clearance between the fagging, each first outside range of keeping out the subassembly and following two parallel edgess of supporting platform, and these two parallel edgess are on a parallel with feed direction, each second is kept out the subassembly and is arranged as the outside of feeding front end along supporting platform, each third is kept out the subassembly and is arranged as the outside of feeding tail end along supporting platform, the burst subassemb