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Title:
線材のリングピッチ判定方法及び線材の製造装置
Document Type and Number:
Japanese Patent JP7408435
Kind Code:
B2
Abstract:
To provide a wire ring pitch determination method which can determine the disturbance of a ring pitch of a wire at an early stage.SOLUTION: A ring pitch determination method according to one aspect of the present invention, which uses a wire manufacturing apparatus comprising a laying head for winding a wire formed by hot rolling into a coil and a conveying device for conveying the wire wound and released by this laying head includes: a step of winding the wire by the laying head; a step of imaging the wire released from the laying head after the winding step and falling on the conveying device; a step of calculating the ring pitch of the wire based on the image obtained in the imaging step; and a step of determining the presence or absence of the disturbance of the ring pitch of the wire based on the ring pitch calculated in the calculating step.SELECTED DRAWING: Figure 1

Inventors:
Masayoshi Kobayashi
Hiroshi Nakamura
Kazusei Ishimoto
Application Number:
JP2020033169A
Publication Date:
January 05, 2024
Filing Date:
February 28, 2020
Export Citation:
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Assignee:
KABUSHIKI KAISHA KOBE SEIKO SHO
International Classes:
B21B39/00; B21B1/16; B21B38/02; B21C51/00
Domestic Patent References:
JP2015174089A
JP2005224804A
JP60092018A
JP2010059478A
Attorney, Agent or Firm:
Yoshinori Ikeda
Kazunori Amano
Katsumasa Fujimoto
Koji Ishida