Title:
WIRE FEEDING DEVICE AND ARC WELDING DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/074267
Kind Code:
A1
Abstract:
This wire feeding device for feeding a welding wire (W) from a wire supply source to a welding torch is provided with: an intermediate wire supply source (41) which is disposed between the wire supply source and the welding torch, temporarily receives the welding wire (W) supplied from the wire supply source, and supplies the received welding wire (W) to the welding torch; a first feeding part (41d) which feeds the welding wire (W) from the wire supply source to the intermediate wire supply source (41); a second feeding part (42) which feeds the welding wire (W) received by the intermediate wire supply source (41) to the welding torch; and a feeding control unit (5b) which controls the respective feeding speeds of the welding wires (W) fed by the first feeding part (41d) and the second feeding part (42).
Inventors:
INOUE MASAHIRO (JP)
MORITA YUKIYA (JP)
MIYAHARA HISAO (JP)
TSUJII GEN (JP)
MORITA YUKIYA (JP)
MIYAHARA HISAO (JP)
TSUJII GEN (JP)
Application Number:
PCT/JP2017/036490
Publication Date:
April 26, 2018
Filing Date:
October 06, 2017
Export Citation:
Assignee:
DAIHEN CORP (JP)
International Classes:
B23K9/12; B23K9/133
Foreign References:
| JPS5577981A | 1980-06-12 | |||
| JP2015058469A | 2015-03-30 | |||
| JPS60184470A | 1985-09-19 | |||
| JP2007518568A | 2007-07-12 | |||
| JP2006000907A | 2006-01-05 |
Other References:
See also references of EP 3530396A4
Attorney, Agent or Firm:
KOHNO, Hideto et al. (JP)
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