Morrison & Foerster LLP
Hot press machine, hot press method, and method of manufacturing vehicle body component
The invention provides a hot press machine which reduces the cooling time of a superposed member and enhances the productivity. A hot press machine of the invention includes a first die, a second die disposed on the first die, a first refrigerant flow passage for guiding a refrigerant into the first die or the second die, a plurality of grooves formed in a press forming surface of the first die or the second die, and a second refrigerant flow passage for guiding a refrigerant into the grooves. The hot press machine performs press forming and quenching by pressing a superposed member between the first die and the second die, the superposed member comprising a first steel sheet and a second steel sheet superposed and joined on the first steel sheet.
TOA Industries Co., Ltd.
B B B
B21D B21D B21D
additional inventional inventional
Yasutaka Tadashi Satoshi
Suzuki Iwanuma Mizushina