在设备维修或单件小批量生产中,用下面方法制作内六角螺钉或类似零件的六方盲孔,能省时、省力,解决生产急需,巧而实用。 制作方法:先加工内六方底孔,然后用气割工具将六方部位加热,用与零件对应的内六方扳手做冲头冲孔;并摇动扳手使六方孔扩大,使其保证有 In equipment maintenance or single small batch production, use the following method to make hexagonal blind holes hexagon or similar parts, can save time, effort, to solve the urgent need of production, clever and practical. Production methods: first processing the six-party bottom hole, and then use the gas cutting tool to heat the six-party area, with parts corresponding hexagonal wrench punching punch; and wrench to make six-hole expansion, to ensure that there is