| 摘要 |
PURPOSE: An iron plate joining device is provided, which uses electric resistance welding to joint the iron plate so that it makes fusion strength uniform and raises stability of post-process. CONSTITUTION: The iron plate joining device in shadow mask manufacturing machine comprises the parts of: a cutting part which makes two iron plates proceed in a straight line when final or beginning edge part of the iron plate is reached and cut the final edge part of the iron plate to locate the final edge part at vertical position against a proceeding direction; and a joining part which performs electric resistant welding to join the iron plate as final edge touch line of the iron plate which is arranged to be piled up after the iron plate is fixed and cut. |
