Inside punching die of auto parts

• Main Authors: LUO HUALONG, QIN SHAOFA, YIN FA
• Format: Patent
• Language: Chinese; English
• Published: 15.06.2018
• 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 provides an inside punching die of auto parts, including last mould and lower mould, go up and be equipped with positioning mechanism and side blow hole mechanism between mould and the lower mould, positioning mechanism includes arc locating piece, first square locating piece and t...