北京二七机车厂焊接车间的除锈工序,原设备简陋,工艺落后。只是在露天用检修蒸汽机车遗留下的干式风力打砂设备,对板料及小另件除锈,完全是手工操作。生产过程中不仅劳动强度大,作业场所空气中粉尘浓度高,而且污染了环境,有害职工身体健康。为了改善劳动条件,提高內燃机车车 Beijing Erqi Locomotive Works rust workshop process, the original equipment is simple, backward technology. Only in open-air steam engine left over by the maintenance of dry wind sand equipment, sheet metal and small pieces of rust, is entirely manual. Not only labor-intensive production process, workplace dust concentration in the air high, but also pollutes the environment, harmful to the health of workers. In order to improve the working conditions, improve the diesel locomotive