近几年来我们应用自制的橡胶接头，使用效果满意，现将其具体制作方法介绍如下。取普通橡胶塞（小号更佳），先用剪刀或刀片将橡胶塞剪成粗糙橡胶塞芯模坯，后用钢控将橡胶塞芯模坯挫光滑，大小自行掌握，以将橡胶塞芯安装在橡皮乳头（橡皮帽）内合适为度。将控光滑的橡胶塞芯 In recent years, we have applied homemade rubber joints, and the results are satisfactory. Now we will introduce the specific production methods as follows. Take a common rubber stopper (better), first use a scissors or a blade to cut the rubber stopper into a rough rubber stopper core blank, then use a steel control to make the rubber plug core mold blank and smooth, and the size is self-mastered so that the rubber core plug can be used. The degree of fit is within the nipple (rubber cap). Smooth rubber plug