Punch circulating internal-cooling device of fast-forging servo hydraulic machine

The invention discloses a punch circulating internal-cooling device of a fast-forging servo hydraulic machine, and relates to the field of cooling equipment. The punch circulating internal-cooling device comprises a water tank, a base, a plate type cooler, a first water pump and a second water pump, wherein the water tank is mounted in the base, and the first water pump pumps water in a die waterinlet tube into the water tank; the second water pump pumps water in the water tank into the plate type cooler which is connected to the water tank through a cooler water return tube, the water tank outputs water through a mold water return tube, backflow hot water in the water tank can be cooled, cyclic utilization of water is achieved, and cold water is output. 一种快锻伺服液压机的冲头循环内冷却装置，涉及冷却设备领域，包括水箱、底座、板式冷却器、第一水泵和第二水泵，所述水箱安装于所述底座内，所述第一水泵将模具进水管内的水抽入所述水箱内，所述第二水泵将所述水箱内的水抽入所述板式冷却器中，所述板式冷却器通过冷却器回水管连接所述水箱，所述水箱通过模具回水管将水输出，可对水箱内的回流热水进行降温，实现水的循环利用并输出冷水。