Bidirectional cutting trimming chamfer machine

The utility model provides a bidirectional cutting trimming chamfer machine, which comprises a bottom plate, two guide columns of main skid which are arranged on the bottom plate, two guide plates which are arranged on the guide columns, a bracket for sheet materials in parallel to the bottom plate, a locked apparatus for the sheet material, a backup plate, a cutting device composed of a feeding chute guide column which is arranged on the guide plate and an electrical motor and cutting tools arranged on both ends of the guide column, a positioning device composed of a positioning piece which is composed of a positioning press plate, a positioning rod and a positioning pin and a positioning adjusting mechanism which is composed of an adjusting screw for the positioning piece, a sliding sleeve thereof and a fixed framework of the positioning piece. The utility model can cause the opposite two sides of the work pieces to achieve absolute parallelism, and can accomplish the works of cutting, grinding, milling, chamfering, etc., by one time.