一、引言我国目前生产的吸引胶管,属于夹布结构的胶管,常用的胶管直径范围为76～356mm(3～14寸),其长度为3～10米。传统的生产方法是:以硬管芯作骨架,根据不同直径的胶管要求,内外相间包胶片和胶布(5～13卷),中间缠绕钢丝,做为胶管支撑骨架,最外层缠绕水布和绳子,硫化 I. INTRODUCTION At present, the suction hose produced in our country belongs to the hose with cloth structure. The commonly used hose diameter ranges from 76 to 356mm (3 to 14 inches) with a length of 3 to 10 meters. The traditional method of production is as follows: the hard core is used as the skeleton, and according to the requirements of the different diameters of the hoses, the inner and outer interphase films and tapes (5-13 volumes) are wound with the steel wire as the hose supporting skeleton and the outermost wound water cloth Rope, vulcanized