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21型长城牌手摇式速印机,需要二人连续工作。操作忙乱,劳动强度较大,快慢不均,不能保证印文质量。黄委会人防办公室杨贵友,就原机器结构,本着操作简单,结构紧凑,保证质量,减轻劳动强度,提高生产效率的原则,改革成功了电动凸轮离合蜗轮变速速印机,由二人操作减为一人操作。改革后的速印机具有体积小,搬运轻,造价低,有电无电均可使用等优点。经过两年多使用,证明性能良好,操作方便,印文质量好,很受用户欢迎。
21 Great Wall hand-type speed printer, you need two people work continuously. Hectic operation, labor-intensive, uneven speed, can not guarantee the quality of the seal. On the principle of simple operation, compact structure, quality assurance, labor intensity reduction and improvement of production efficiency, Yang Guiyou, a member of the Civil Air Defense Office of the Yellow River Committee, succeeded in reforming the motorized cam clutch shifting worm gear speed changer by two operations For one person operation. After the reform of the printing machine with small size, light handling, low cost, there is no electricity can be used and so on. After more than two years of use, to prove good performance, easy operation, good quality seal, very popular with users.