1 the welding machine adopts cantilever structure, and the two cantilever beam is annealed to eliminate stress.

2.气动琴键式压紧结构，沿直缝两侧紧密排列，保证对接焊缝在整个焊接长度范围内均匀压紧;左右琴键压指的间距可调整，以适应不同工件的焊接。

2 key type pneumatic pressing structure, along the longitudinal sides closely arranged, ensure the butt weld in the welding length range of uniform distance between left and right keys pressed; pressure that can be adjusted to adapt to different welding workpiece.

3.根据工件的厚度尺寸采用气缸式，保证有足够的压紧力，防止焊接过程中的热变形;焊枪采用气缸升降，并可作X/Y方向微调。

3 according to the thickness of the workpiece using cylinder type, ensure that there is enough pressing force, to prevent the welding process of hot deformation; welding torch adopts cylinder lifting, and can be used for fine-tuning X/Y direction.

4.焊接芯轴镶嵌有铜制胎具，提供焊缝背气保护功能;根据筒体或平板工件加工不同焊接工艺槽，达到单面焊双面成型。

4 welding core shaft is inlaid with copper mould, provide the weld back protection function; according to the welding groove tube or flat workpiece, reach melt-through bead.

5.焊接芯轴与琴键压指间距可调，可适应不同工件焊接要求;工件中心定位，可采用气动或手动。定位准确，操作方便。

5 welding core shaft and press keys of finger spacing adjustable, can adapt to different welding requirements; the workpiece center location, can use pneumatic or manual. Accurate positioning, easy to operate.

6.焊枪行走采用直流伺服电机驱动，齿轮齿条传动，轨道面经磨削加工，行走平稳，焊接稳定可靠。

6 gun walking by DC servo motor drive, gear rack, rail surface by grinding, walking smoothly, stable and reliable welding.

7.所有气管、电缆安放在拖链内，外观整洁美观，同时避免线缆断线。

7 all the trachea, the cable is placed in the chain, clean and beautiful appearance, while avoiding cable disconnection.

8.整机采用进口PLC控制，DC电机驱动，速度可调，一键式操作， 适用多种焊接工艺MAG/MIG/TIG/CO

8 the machine adopts imported PLC control, DC motor drive, speed adjustable, one button operation, suitable for a variety of welding process MAG/MIG/TIG/CO