| 摘要 |
PURPOSE: A steel door assembling machine is provided to fix a front and rear plate without welding by fixing the front and rear plate with upper and lower channels. CONSTITUTION: A steel door assembling machine comprises a main frame(100). A first pressing unit(200) is installed in one side of the main frame to attach a hemming portion to prevent wind. A second pressing unit(300) is installed opposite to the first pressing unit, and presses upper and lower hemming portion of a front and rear plate. A hydraulic motor provides hydraulic pressure to the first and second pressing unit. A controller(500) controls the operation of the pressing units.
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