Title:
パイプの曲げ加工装置
Document Type and Number:
Japanese Patent JP5530802
Kind Code:
B2
Abstract:
Abstract: Disclosed is a pipe bending device which is compact and inexpensive. Hence, specifically disclosed is a pipe bending device in which a pipe is positioned to a bending roll in synchronization with the rotation of a rotational axis, and the pipe is moved and bent along the bending roll while pressing the pipe against the bending roll, wherein a linear slit is formed along the bus, an external cylindrical body made by forming a circumferential slit extending in the circumferential direction at the upper end of the linear slit is disposed in a machine casing, an internal cylindrical body in which a helical groove is formed is disposed so as to rotate in the external cylindrical body, the rotational axis is inserted into the internal cylindrical body so as to vertically move and rotate, a pin is projected onto the rotational axis, the pin is inserted into the helical groove of the internal cylindrical body and the linear slit of the external cylindrical body, the internal cylindrical body is connected to the output axis of a rotation actuator, and the rotational axis is raised and rotated at the uppermost position by the rotation actuator.
Inventors:
Kazuhiko Nakazato
Kazuhiro Nagaoka
Nunnery saki
Kazuhiro Nagaoka
Nunnery saki
Application Number:
JP2010111472A
Publication Date:
June 25, 2014
Filing Date:
May 13, 2010
Export Citation:
Assignee:
Sanoh Industry Co., Ltd.
International Classes:
B21D7/024; B21D7/025
Domestic Patent References:
| JP58143021U | ||||
| JP7236921A | ||||
| JP2006170031A | ||||
| JP2165819A | ||||
| JP2002316218A |
Attorney, Agent or Firm:
Masatoshi Iwane