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此种以内孔定位的可卸式钻模板,对于小批量,多品种的生产较为适宜,该钻模板结构简单,操作方便;能在较短的时间内制成,现介绍其结构及适用范围,供有关厂家参考。 1.钻模板的结构及操作 整个钻模板由钻套、钻模板体、菱形芯、短圆柱,钢球及手旋螺杆等组成;将钻模板组件放入零件内孔,转动螺杆,使钢球将短圆柱向孔壁挤压,实现对工件的定位及夹紧;待加工完毕后,将螺杆反方向旋转,即可松开短圆柱,拿出整个钻模板,其结构见附图。
The dismountable drilling template positioned by the inner hole is suitable for the production of small batches and varieties. The drilling template is simple in structure and convenient in operation; can be made in a short period of time, and the structure and the applicable scope of the template are introduced. For the manufacturers reference. 1. Drilling template structure and operation The entire drilling template by the drill sleeve, drilling platen body, diamond core, short cylinder, steel ball and hand screw; the drill template assembly into the hole, turn the screw so that the ball The short cylinder to the hole wall extrusion, to achieve the workpiece positioning and clamping; to be processed is completed, the screw rotation in the opposite direction, you can release the short cylinder, take out the entire drill template, the structure shown in the drawings.