我厂生产工业缝纫机,由于零件小、品种多,每批数量又少,因此,热处理时一炉要装好几种零件。如几种螺丝同炉软氮化,很容易混起来 (碳氮共渗时也是这样)给操作带来麻烦。为此,我们设计制造了抽屉式多用料架,其形状和尺寸如图所示,通过使用,效果很好,再也没有混杂现象了。过去需4个人捆扎1小时的工作,现在一个人10分钟就可干完(不用捆扎,只需将零件装入抽屉式 I plant production of industrial sewing machines, due to small parts, more varieties, fewer quantities per batch, therefore, a heat treatment furnace to install several parts. If several screws with the furnace soft nitriding, it is easy to mix together (carbonitriding as well) to the operation of trouble. To this end, we designed and manufactured drawer-type multi-material rack, its shape and size as shown, through the use of, the effect is good, no more mixed phenomenon. In the past four people need to bundle 1 hour of work, and now a person can finish 10 minutes (no strapping, just put the parts into the drawer