Punching machine for door frame production

• Main Authors: XIE ZONGLU, XU BIQING, ZHANG JIANLONG, LI SHAOBAO, ZHOU YUWAN
• Format: Patent
• Language: Chinese; English
• Published: 25.04.2023
• Subjects: CUTTING; CUTTING-OUT; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING,CUTTING-OUT, STAMPING-OUT OR SEVERING; HAND CUTTING TOOLS; MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; PERFORATING; PERFORMING OPERATIONS; PUNCHING; PUNCHING METAL; SEVERING; SEVERING BY MEANS OTHER THAN CUTTING; STAMPING-OUT; TRANSPORTING; WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL

The utility model discloses a punching machine for door frame production, and aims to solve the problem that production efficiency is affected due to the fact that punching heads need to be replaced frequently in order to punch holes in different shapes. According to the technical scheme, the punching machine for door frame production is characterized by comprising a platform frame, two fixing rods are arranged at the bottom of the platform frame, a base is connected to the fixing rods in a sliding mode, through grooves allowing the two fixing rods to penetrate through are formed in the left side and the right side of the base respectively, and reset springs are arranged on the outer sides of the fixing rods; the two ends of the reset spring are fixedly connected with the platform frame and the base correspondingly, the upper end and the lower end of the base are rotationally connected with a first sleeve and a second sleeve correspondingly, and a connecting shaft penetrates through the center of the base. Ac