Fixing clamp for door and window aluminum material cutting

The utility model relates to the field of door and window production, and discloses a door and window aluminum material cutting fixing clamp which comprises a workbench, placing frames are fixedly mounted on the two sides of the upper surface of the workbench, clamping plates are movably mounted at the front and rear ends of the inner walls of the placing frames, fixing grooves are formed in the middles of one ends of the clamping plates, and rotating supporting rods are symmetrically hinged to the middles of one sides of the inner walls of the fixing grooves; a placement groove is formed in the middle of one end of the rotating supporting rod, an adjusting support is movably installed in the placement groove, and a fixing plate is welded to the position, close to the outer surface of the fixing groove, of the middle of one end of the clamping plate; according to the special-shaped door and window aluminum material cutting device, the clamping plate is matched with the rotating supporting rod to clamp and fix