摘要 |
<p>A flash welding machine for butt welding the trailing edge of a preceding metal strip (18) to the leading edge of a following metal strip (19) in a rolling mill or the like. A preceding carriage assembly (21) and a following carriage assembly (23) are provided, movably mounted on a common set of rails (1). Each carriage assembly is provided with electrodes (10, 16) capable of clamping respective ones of the preceding strip (18) and the following strip (19) when the two strips are in abutment with one another. Welding cylinders (24) are provided for selectively joining the two carriage assemblies (21, 23) when the two strips (18, 19) are in abutment and the welding operation is to be performed, and then releasing the carriage assemblies (21, 23) from one another.</p> |