铣螺钉起子槽用的夹具,本刊有过许多介绍,但是,铣小螺钉起子槽用的夹具,本刊介绍还不多。由于某种产品的需要、我们要制造一批小螺钉。螺钉的尺寸是:直径φ1.9公厘,每时100牙,长2公厘。由于螺钉小,不好夹持,给加工带来很大的困难。后来经过工艺员同志的反复思考,设计出铣小螺钉起子槽用的夹具。夹具的特点是:机构巧妙,操作方便,生产率高。这个夹具可供其他工厂参考。夹具的构造如附图所示。图中10是夹头,上端有圆孔,用来装夹工件;夹头10 Milling screwdriver slot with the fixture, the journal has had many introductions, however, milling small screwdriver slot fixture, this article is not much. Due to the needs of a product, we want to make a number of small screws. The size of the screw is: Diameter φ1.9 mm, 100 teeth each time, length 2 mm. Due to small screws, not good grip, to the processing of great difficulties. Later, after repeated thinking of the craft comrades, the design of small screwdriver slot milling fixture. Fixture is characterized by: institutions clever, easy to operate, high productivity. This fixture is available for other factory reference. The structure of the jig is shown in the drawing. Figure 10 is the chuck, the top hole, used to hold the workpiece; chuck 10