OCA membrane with counterpoint bayonet socket

The utility model discloses a OCA membrane with counterpoint bayonet socket, including heavy membrane (1), OCA glue film (3) and light film (2) that stack gradually, all be equipped with on the side about heavy membrane counterpoint bayonet socket (4). The left side and the right side of heavy membrane respectively are equipped with 2 counterpoint bayonet sockets from top to bottom. The counterpoint bayonet socket of the left side top of heavy membrane sets up with the counterpoint bayonet socket parallel and level with the right side top, the counterpoint bayonet socket of the left side below of heavy membrane sets up with the counterpoint bayonet socket parallel and level with the right side below. The width of heavy membrane is greater than light film's width. This OCA membrane with counterpoint bayonet socket can effectively prevent the dislocation of pad pasting, ensures the yields of product.