一机部科技局,汽车轴承局于77年10月19日至24日在南京汽车厂召开了用陶瓷型精铸合金铸铁和环氧塑料制造复盖件冲模现场经验交流会议。出席会议有全国十几个省、市、自治区51个单位81名代表。 会议认为南京汽车厂?陶瓷型精铸合金铸铁和环氧塑料制造复盖件成套冲模(拉延、修边、整形、翻边)的新技术,在我国目前情况下是可行的,是符合多快好省的, A Machinery Department Bureau, Bureau of Automotive Bearing on October 19, 1977 to 24 at the Nanjing Automobile Factory held a cast ceramic alloy cast iron and epoxy plastic cover pieces of field experience exchange meeting. Attendance at the meeting included 81 delegates from 51 units in more than 10 provinces, cities and autonomous regions across the country. The meeting held that Nanjing Automobile Factory? Ceramic casting alloy cast iron and epoxy plastic cover pieces of complete sets of stamping die (drawing, trimming, shaping, Flanging) of the new technology in our current situation is feasible, is in line with more Faster and better