Title:
SERVO DRIVE SYSTEM OF PRESSING MACHINE
Document Type and Number:
Japanese Patent JP2006181642
Kind Code:
A
Abstract:
To achieve both low noise and high working efficiency by automatically controlling the punching speed of a pressing machine in accordance with load.
A servo drive system of a pressing machine has a servo motor 30, as a power source for a ram 22, which can generate necessary ram pressure by using a torque based on the speed-torque characteristics of a motor, and a rotatable operation shaft 20, which moves the ram 22 up and down, is directly driven by the servo motor 30.
Inventors:
NAITO KINSHIRO
SEKIYAMA TOKUZO
OTAKE TOSHIAKI
KURIYAMA HARUHIKO
SEKIYAMA TOKUZO
OTAKE TOSHIAKI
KURIYAMA HARUHIKO
Application Number:
JP2006043081A
Publication Date:
July 13, 2006
Filing Date:
February 20, 2006
Export Citation:
Assignee:
AMADA CO LTD
NS ENGINEERING INC
NS ENGINEERING INC
International Classes:
B30B15/14; B30B1/26
Attorney, Agent or Firm:
Hidekazu Miyoshi
Iwa Saki Kokuni
Akira Kurihara
Kawamata Sumio
Masakazu Ito
Shunichi Takahashi
Toshio Takamatsu
Iwa Saki Kokuni
Akira Kurihara
Kawamata Sumio
Masakazu Ito
Shunichi Takahashi
Toshio Takamatsu
Previous Patent: BONDING APPARATUS AND BONDING METHOD
Next Patent: METAL CAST INGOT FOR PLASTIC WORKING
Next Patent: METAL CAST INGOT FOR PLASTIC WORKING