Method and device for welding together two bodies
First Claim
1. Apparatus for welding together two pipes which are placed mutually in line against each other while leaving dear a weld groove, comprising a carrier for a welding torch guidable in a longitudinal direction of the weld groove, characterized by at least two carriers each having at least two welding torches lying successively in the longitudinal direction of the weld groove and wherein said welding torches lie adjacently side by side in the longitudinal direction of said weld groove.
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Accused Products
Abstract
A method and apparatus for welding together two pipes or plates. The bodies to be welded are placed mutually in line against each other while leaving clear a weld groove. The weld groove is filled with more than one welding layer by a welding torch moved in a longitudinal direction of the weld groove, and wherein two welding layers are laid in one welding pass by two welding torches placed successively at a predetermined fixed distance in the longitudinal direction of the weld groove, so that a time-saving is achieved in the welding process.
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Citations
9 Claims
- 1. Apparatus for welding together two pipes which are placed mutually in line against each other while leaving dear a weld groove, comprising a carrier for a welding torch guidable in a longitudinal direction of the weld groove, characterized by at least two carriers each having at least two welding torches lying successively in the longitudinal direction of the weld groove and wherein said welding torches lie adjacently side by side in the longitudinal direction of said weld groove.
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4. Method for welding together two pipes which include
placing the two pipes mutually in line against each other while leaving clear a weld groove formed in the two pipes; -
placing two carriers each having two welding torches successively at a predetermined fixed distance in the longitudinal direction of said weld groove;
moving said two carriers each having two welding torches in a peripheral direction relative to the two bodies such that said weld groove is filled with two welding layers in one welding pass by means of the two welding torches of said two carriers, said welding torches adjacent to each other. - View Dependent Claims (5, 6, 7, 8, 9)
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Specification