NOVELTY - A semi-automatic single welding machine comprises engine base (A), solar cell (C) provided on welding station of the engine base. Engine base is successively arranged with welding strip fixing device (1), welding strip straightening device, feeding device, scaling powder coating device, scaling powder drying device for drying welding strip, welding strip shutoff device comprising knife rest, and knife for fixing first pressing device of welding strip and capable of moving along vertical direction to cut welding strip.    USE - Semi-automatic single welding machine for solar cells.    ADVANTAGE - The machine realizes semi-automatic single welding process for solar cells which takes place of manual operation. It has compact structure, low cost, which not only enhances working efficiency, saves labor force, but also guarantees welding quality via mechanized operation, meets need of product upgrade of small and medium size photovoltaic enterprises and has wide application prospect.    DETAILED DESCRIPTION - Semi-automatic single welding machine comprises engine base (A), solar cell (C) provided on welding station of the engine base. Engine base is successively arranged with welding strip fixing device (1) for arranging welding strip; welding strip straightening device (2) for straightening the welding strip; feeding device (3) for driving welding strip to deliver forward; scaling powder coating device for coating the scaling powder on welding strip; scaling powder drying device for drying welding strip; welding strip shutoff device comprising knife rest, and knife for fixing the first pressing device of welding strip and capable of moving along vertical direction to cut welding strip. Bottom of knife rest is further arranged with chopping board against with knife to cut welding strip, and welding head for welding cut welding strip to solar cell. Welding strip driving device for confirming length of welding strip comprising second pressing device for fixing welding strip and driving device for driving second pressing device to move between cutting position of welding strip and welding station to fixing the cut welding strip on welding position of solar cell on welding station along main grid line.    DESCRIPTION OF DRAWING(S) - The drawing is a schematic diagram illustrating a semi-automatic single welding machine.    Welding strip fixing device (1)    Welding strip straightening device (2)    Feeding device (3)    Engine base (A)    Solar cell (C)