1. Introduction

This machine is used for tandem twin gas shield back welding of assembled box-beam bevel side fillet welding seat at flat. It has the advantages of fast speed and high efficiency. It can reduce the affect to welding may caused by man’s activity.

2. Main Parameters

      *We reserve the right to alter specifications without prior notice.

3. Working principle

The machine is used for tandem-twin CO2 back welding of assembled box-beam. The work-piece is sent to working position after being assembled. The welding arm with welding nozzle on it can move horizontally and vertically through carriage and trolley, making the nozzle aiming at welding seam. There is pneumatic flexible mechanical arc-tracing unit on the welding arm. The trolley moves along rail, carrying out automatic back welding of flat seam on groove of box column.

4. Main features

The standard models of our box-beam tandem twin gas shield back welding machines have the following features:

  All the other parts are installed on cantilever arm and trolley (except welding power);

  Two A.C. motors via reducers to drive trolley move on rail;

  T Welding arm and carriage are installed on cantilever boom, which there are two sets totally;

  The CO2 welder is Tangshan Panasonic KH-600 welding power;

  All motion parts have lubrication system;

  Main electric elements are ABB/Siemens brands;

  Standard color;