单面焊双面成形操作技术是以单面施焊的方式在具有单面 Y 形或带钝边 U 形坡口的焊件上,获得双面成形的焊缝,该焊缝的正、背两而均应具有良好的内在与外观质量。与双面焊相比,单面焊双面成形可省略翻转焊件及对背面清根等工序,尤其适用于无法进行双面焊的场合。在邢台矿业集团机械厂生产的各种带式输送机的主滚筒与副滚筒,就要求 Single-sided welding double-sided forming operation technology is the way of single-sided welding with a single-sided Y-shaped or with blunt U-shaped weld on the workpiece, to obtain a double-sided weld, the weld of the front and back Both should have good internal and external qualities. Compared with the double-sided welding, single-sided welding double-sided forming can be omitted flip welding parts and the back of the root and other processes, especially for the occasion can not be double-sided welding. In Xingtai Mining Group Machinery Factory production of various types of belt conveyor main roller and vice cylinder, it is required