High-precision card punching machine

• Main Authors: FANG YIGUA, FANG YANI
• Format: Patent
• Language: Chinese; English
• Published: 14.05.2024
• Subjects: MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; PERFORMING OPERATIONS; PUNCHING METAL; TRANSPORTING; WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL

The utility model relates to a high-precision card punching machine which aims at solving the technical problem that when an upper die holder and a lower die holder of an existing high-precision punching machine are used for manufacturing cards of different models, die holders are tedious to replace...