Long-strip-shaped aluminum profile positioning device

The utility model relates to a long-strip-shaped aluminum profile positioning device. The long-strip-shaped aluminum profile positioning device comprises a square bottom plate, a positioning mechanism and a plurality of material pressing modules. Two sliding rails are arranged on the upper surface of the square bottom plate in the length direction of the square bottom plate. The positioning mechanism comprises a positioning cylinder and a positioning block; the positioning block is fixed at the end of a piston rod of the positioning cylinder; each pressing module comprises a supporting base, a pushing air cylinder and a lifting rotating air cylinder. The supporting seat is arranged on the two sliding rails on the square bottom plate in a sliding manner, and a step part is arranged at one end of the supporting seat; the pushing air cylinder is installed at the other end of the supporting base, and a pushing plate is fixed to the end of a piston rod of the pushing air cylinder. The number of the lifting rotary