镰刀生产在我国已有悠久的历史和丰富的经验,但过去一直是采用手工生产。一把镰刀从下料、夹钢熟火到淬火、磨刃,要经过二十多遍手,烧十几火,锻打六七百锤才能做出来,劳动强度大,生产成本高。为了改变这种面貌,河北省泊镇农具生产合作社、上海第二钢铁厂 Sickle production in our country has a long history and rich experience, but in the past has been the use of hand-made. A sickle from the material, the folder cooked fire to quench, grinding, to go through more than 20 times, burn a dozen fire, forged six or seven hundred hammer to do it, labor-intensive, high production costs. In order to change this view, Hebei Province Park Town Farm Produce Cooperative, Shanghai No. 2 Iron and Steel Plant