Fixing device for glass -cutting

The utility model discloses a fixing device for glass -cutting, the on -line screen storage device comprises a base, the upper end of base is equipped with the control flume, be equipped with the first through -hole of inside and outside intercommunication on the front end inner wall of control flume, and it is equipped with first worm to run through in the first through -hole, be equipped with the lifter plate in the control flume, the lifter plate is located the top of first worm, the lifter plate about the both ends lateral wall respectively with the control flume about both ends inner wallsliding connection, the first screw hole of intercommunication about being equipped with on the lifter plate, and a threaded hole internal thread is connected with first spiral shell rasp bar, firstspiral shell rasp bar's lower extreme rotates with the bottom of control flume and is connected with, first spiral shell rasp bar goes up the first worm wheel of coaxial fixedly connected with, a first worm wheel and a worm me