Title:
WELDING OR ADDITIVE MANUFACTURING DUAL WIRE DRIVE SYSTEM
Document Type and Number:
Japanese Patent JP2020062687
Kind Code:
A
Abstract:
To provide a welding or additive manufacturing dual wire drive system.SOLUTION: A welding or additive manufacturing wire drive system includes a first spindle for a first welding wire spool, a second spindle for a second welding wire spool, a first drive roll, and a second drive roll. One or both of the drive rolls have a circumferential groove. A first welding wire E1 and a second welding wire E2 are located between the first drive roll and the second drive roll in the circumferential groove. The first welding wire contacts the second welding wire between the first drive roll and the second drive roll. The first welding wire further contacts a first sidewall portion of the circumferential groove. The second welding wire further contacts a second sidewall portion of the circumferential groove. Both of the first welding wire and the second welding wire are radially offset from a central portion of the circumferential groove.SELECTED DRAWING: Figure 1
Inventors:
BRADFORD W PETOT
ELLIOT R ASH
KENT R JOHNS
VINCENT D CASELLA
STEVEN R PETERS
ALEXANDER C MEHLMAN
MATTHEW A WEEKS
ELLIOT R ASH
KENT R JOHNS
VINCENT D CASELLA
STEVEN R PETERS
ALEXANDER C MEHLMAN
MATTHEW A WEEKS
Application Number:
JP2019187626A
Publication Date:
April 23, 2020
Filing Date:
October 11, 2019
Export Citation:
Assignee:
LINCOLN GLOBAL INC
International Classes:
B23K9/133
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Shinsuke Onuki
Tadahiko Ito
Shinsuke Onuki