Converting Todays Pioneering into Tommorrow's Standards
 
 
 
 
 
 
 
 
 
   
  Venus Automation
   
 
   
  Dai-Ichi Dentsu Ltd. Japan
   
 
   
  FEC Automation Systems
   
  www.daiichi-dentsu.co.jp
  www.fec-usa.com
   
 
 
  Servo Press :-
 
  System Architecture :-
Target Force stop
Target distance stop
Target force HOLDING & Time stop
Target distance HOLDING & time stop.
Distance, Force, Time and FORCE RATE monitoring.
Automatic Gain adjust by force feedback.
All of the load detection, the distance detection and the servo driver are controlled by one controller equipped with RISC CPU.
  The sampling speed achieves below  1msec.)
Driving part uses the permanent magnet servo motor of the our company development. The drive circuit also digitalizes all.
Highly accurate press work is achieved by a variegated set parameter.
Even press-fitting the press and bonding can correspond to all the press work.
   
  Improvement of production and quality: -
  There are a load, a distance, a rate and time in the judgment item and we will promise highly accurate press work.
  Moreover, the parameter up to eight models is memorized and it contributes to the generality of production
   
  Improvement of work area :-
  It is not and, therefore use with a clean room is also possible. The oil leakage and oil mist need neither driving
  oil nor driving air by driving part for the servo motor. It will contribute to the miniaturization because (*S)
  consolidated a control necessary for the press work in one controller
   
  Environmental improvement: -
  Because driving source is personally an electric power, electricity that the energy
  efficiency is good and useless is not consumed. Moreover, it is there are not
  wasted oil etc. generated by the oil pressure machine and nor either a gentle
  press unit to the environment.
   
  Internal Structure / Operation Principle
 
   
The rotation of the servo motor is transmitted to the ball screw through the deceleration gear.
The rotation is converted into the direction of thrust with the ball screw nut.
The repulsion power from the axis point is converted into the load value in the loading cell.
The angle pulse of the resolver is converted into the distance value.
   
 
   
 
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