Title:
WELDING EQUIPMENT
Document Type and Number:
Japanese Patent JP3165098
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To miniaturize a welding equipment itself, to ensure the safety, to increase the service life of a screw rod, and to improve the welding quality.
SOLUTION: A welding gun 43 is provided on a lower end part in a vertically movable manner below a first pipe 21 provided perpendicular to a slide base 19 movable along an arm 13, and the axis C1 of a screw rod 23 to vertically move a second pipe 33 relative to the first pipe 21 is approximately agreed with the axis C2 of the first pipe 21. In addition, a nut member 37 provided on an upper part of the second pipe 33 is secreted in the screw rod 23 in a vertically movable manner. The axis C3 of a pressure cylinder 35 provided on a lower part of the second pipe 33, and the axis C1 of the screw rod 23 are arranged approximately on the same line, and the engagement length of the first pipe 21 with the second pipe 33 is large.
Inventors:
Yukiyoshi Yamakoshi
Application Number:
JP237898A
Publication Date:
May 14, 2001
Filing Date:
January 08, 1998
Export Citation:
Assignee:
Amada Co., Ltd.
International Classes:
B23K11/11; (IPC1-7): B23K11/11
Domestic Patent References:
| JP8101961A |
Attorney, Agent or Firm:
Hidekazu Miyoshi (8 outside)