Perspiration arrangement, in particular for connecting workpieces by means of resistance - or pressure welding, which takes

摘要

Welding arrangement, in particular for connecting workpieces by means of welding, wherein the workpieces to be connected at their connection points with a force p is acted upon and through the supply and / or generation of heat at these locations are liquefied, comprising– at least one device with at least one holding device, on which a solid and a movable or more movable welding gun arms are arranged, wherein between the welding tongs arms of the workpieces to be joined are positioned and wherein at least one of the welding gun arms during the welding process with the force p acting in the direction of the workpiece is acted upon,characterized in that– for measuring the deformation of at least one of the welding gun arms (8; 9; 16; 18) at least one fiber gratings - deformation sensor (14; 15; 22; 23; 24) is provided, which on the associated gun arm (8; 9; 16; 18) is fixedly arranged,– this at least one fiber gratings - deformation sensor (14; 15; 22; 23; 24) with a radiation source (28) and with a photoelectric receiver arrangement of a polychromator (29) is optically connected,..