样冲眼历来是用手锤和样冲子打成的,这活很繁琐,而且打偏了就会影响划线精度。这里介绍一种打样冲眼的专用工具——样冲枪。用这种工具打样冲眼既方便又准确,也容易制造。图1就是样冲枪外形图。其结构如图2:冲锤12由弹簧13顶住。小轴8将卡钩10和搬手6连接在一起。搬簧9使卡钩10紧贴冲锤12。支架4和手把15各用四个埋头螺钉11固定在枪体16上。轴5将 Like the red eye has always been hand-hammer and sample punch into, and this is very tedious, and beat it will affect the scribing accuracy. Here to introduce a kind of special tools for proofing Chongxing - like a red gun. Punch proofing with this tool is both easy and accurate and easy to make. Figure 1 is like a red gun outline. Its structure is shown in FIG. 2: The hammer 12 is supported by a spring 13. The small shaft 8 connects the hook 10 and the handle 6 together. The spring 9 brings the hook 10 into contact with the hammer 12. Each of the bracket 4 and the handle 15 is fixed to the gun body 16 by four countersunk screws 11. Shaft 5 will be