Title:
PUNCHING PRESS
Document Type and Number:
Japanese Patent JPH09122997
Kind Code:
A
Abstract:
To surely and safely feed the pressurized fluid to an actuator moving at high speed.
A sub tank 83 provided with a high pressure pump 85 to feed the pressurized fluid to a ram cylinder 55 provided on the side of a moving body having a punch 33 and a die 37 is provided on the side of the moving body, a main tank 71 provided with a low pressure circulating pump 73 is provided on the ground side, and the low pressure circulating pump 73 is connected to the sub tank 83 through a flexible pipe 79. The high pressure pump 85 is connected to the ram cylinder 55 through a high pressure hose 107. Thus, the pressurized fluid can be surely and safely fed to the ram cylinder 55 moving at high speed.
Inventors:
ITO SHIGERU
Application Number:
JP28730095A
Publication Date:
May 13, 1997
Filing Date:
November 06, 1995
Export Citation:
Assignee:
AMADA ENG CT CO LTD
AMADA CO LTD
AMADA CO LTD
International Classes:
F15B1/26; B21D28/24; B30B15/18; (IPC1-7): B30B15/18; B21D28/24; F15B1/26
Attorney, Agent or Firm:
Hidekazu Miyoshi (8 outside)