| 摘要 |
A rust removing unit for a rectangular steel pipe is provided to increase the productivity of work by easily removing rust and foreign substances on the rectangular steel pipe prior to a painting work. A rust removing unit for a rectangular steel pipe includes a feeding unit(200), a first brush unit(300), a second brush unit(400), and a dust collecting unit. The dust collecting unit sucks and collects the foreign substances removed from a surface of the rectangular pipe passing through the first brush unit and the second brush unit. An upper feeding roller of the feeding unit and an upper wire roll brush of the first brush unit can be moved upward and downward according to the thickness of the cross section of the rectangular pipe. |
