Title:
糸条巻取機におけるモータの制御装置
Document Type and Number:
Japanese Patent JP4085850
Kind Code:
B2
Abstract:
PURPOSE: A control device is provided to achieve improved efficiency of motors, reduce power consumption, and lengthen the useful life of a bearing by suppressing heating of the motor. CONSTITUTION: A control device(1) of motors(M1,M2,M3,M4,M5) for driving devices of a textile machinery, comprises inverters(DR1,DR2,DR3,DR4,DR5) for inverting AC power into a variable frequency and variable voltage; a judging unit(2a) for judging operating state of the devices of the textile machinery; and a controller(21) for changing output voltage-output frequency pattern of inverters on the basis of the result of judgement of the judging unit. The devices of the textile machinery include godet rollers(111,112) and a friction roller(127).
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Inventors:
Tetsuya Hori
Junya Ueda
Kinzo Hashimoto
Junya Ueda
Kinzo Hashimoto
Application Number:
JP2003069506A
Publication Date:
May 14, 2008
Filing Date:
March 14, 2003
Export Citation:
Assignee:
Murata Machinery Co., Ltd.
International Classes:
B65H54/02; B65H54/42; B65H67/048; D01H1/22; D01H1/36; H02P27/06
Domestic Patent References:
| JP9228184A | ||||
| JP62221888A | ||||
| JP2000335822A | ||||
| JP58212380A |
Attorney, Agent or Firm:
Yoshiyuki Kaji
Makoto Suhara
Makoto Suhara