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Controller for machining gears

  • US 20030125831A1
  • Filed: 12/20/2002
  • Published: 07/03/2003
  • Est. Priority Date: 12/27/2001
  • Status: Active Grant
First Claim
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1. A gear machining controller having servo systems for controlling a first motor for driving a gear machining tool and a second motor for driving a workpiece, said controller comprising:

  • position control means provided in the servo systems for respectively controlling positions of the first motor and the second motor based on position deviations between position commands and position feedback amounts at every processing period; and

    position amending means provided for at least one of said position control means, for storing amendment amounts based on the position deviations for each cycle period, and amending the position command at a present processing period based on the amendment amount at the processing period preceding by one cycle period.

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