Aluminum profile cutting mechanism

The utility model discloses an aluminum profile cutting mechanism which comprises a supporting box, a workbench and a top frame are installed on the top of the supporting box, the top frame is located on the outer side of the workbench, a fastening base is installed on the top of the top frame, a first electric cylinder is installed on the inner top of the fastening base, a piston rod of the first electric cylinder penetrates through the top frame and is connected with a lower pressing plate, and the lower pressing plate is connected with the workbench. A material collecting assembly is arranged on the workbench, and a material falling opening is formed in the top of the workbench. The material collecting assembly comprises a material collecting box and a sliding groove, a sliding block is arranged at the bottom of the material collecting box, the sliding groove is formed in the inner bottom of the workbench, and the sliding block is in sliding connection with the sliding groove; a cutting part is mounted at