18×7-8 14PR工业车辆轮胎的设计  

Design on 18×7-814PR Industrial Vehicle Tire

作　　者：何剑[1] 刘呈祥 肖磊 HE Jian;LIU Chengxiang;XIAO Lei(Zhongce Rubber Group Co.,Ltd,Hangzhou 310018,China)

机构地区：[1]中策橡胶集团有限公司,浙江杭州310018

出　　处：《轮胎工业》2020年第11期660-662,共3页Tire Industry

摘　　要：介绍18×7-814PR工业车辆轮胎的设计。结构设计:外直径454 mm,断面宽178 mm,行驶面宽度134 mm,行驶面弧度高4 mm,胎圈着合直径205 mm,胎圈着合宽度110 mm,断面水平轴位置(H1/H2)0.87,胎面采用横向花纹,花纹深度14 mm,花纹饱和度75.94%,花纹周节数20。施工设计:胎面采用两方三块结构,胎体采用4层2100dtex/2V1和2层2100dtex/2V2锦纶6帘布,缓冲层采用2层930dtex/2V3锦纶66帘布,采用胶囊反包成型机成型,液压四模硫化机硫化。成品轮胎性能试验结果表明,轮胎的充气外缘尺寸和物理性能均符合国家标准要求。The design on 18×7-814PR industrial vehicle tire was described.In the structural design,the following parameters were taken:overall diameter 454 mm,cross-sectional width 178 mm,width of running surface 134 mm,arc height of running surface 4 mm,bead diameter at rim seat 205 mm,bead width at rim seat 110 mm,maximum width position of cross-section(H1/H2)0.87,using transverse tread pattern,pattern depth 14 mm,block/total ratio 75.94%,and number of pattern pitches 20.In the construction design,the following processes were taken:using two-formula and three-piece tread,4 layers of 2100dtex/2V1 and 2 layers of 2100dtex/2V2 nylon 6 cords for carcass,2 layers of 930dtex/2V3 nylon 66 cords for breaker,using bladder turn-up building machine to build tires,and four mold hydraulic vulcanizing press to cure tires.The test results of the finished tire showed that,the inflated peripheral dimension and physical properties met the requirements of national standards.

关 键 词：工业车辆轮胎 结构设计 施工设计 成品性能 

分 类 号：U463.341.5[机械工程—车辆工程]