在鑄造生产中,一般都是小鑄件才采用一箱多模,較大铸件总是一箱一只或二只,很少有安置三只以上的。我厂在生产大跃进中,老师傅們打破常規,大胆革新,发揮了敢想,敢干的精神,根据鑄件的形状、特点,将过去一箱一只造型的較大鑄件,进行了一箱多模造型,一般总是在四只以上,大大的提高了劳动生产率,老师傅們还特地取了名字,叫做挑“货郎担”。图1是我厂所采用的一种里面有五只鑄件,管子鑄件泥芯通气依靠盖箱上預先对准泥芯气眼插好的通气眼。根据 In casting production, small castings are generally used in a box of multi-mode, larger castings are always one box or two, rarely placed more than three. I plant in the production of the Great Leap Forward, the old master who break the routine, bold innovation, dared to think, dare to do the spirit, according to the shape of the casting, the characteristics of the past, a box of a larger casting, carried out a Box multimode shape, usually more than four, greatly improving the productivity of labor, the old master also specially took the name, called pick “shop man burden.” Figure 1 is a plant used in which there are five castings, pipe castings mud core ventilation by relying on the cover box pre-aligning the core eye plug good ventilation eye. according to