全路面起重机用385/95R25工程机械子午线轮胎的开发  

Development of 385/95R25 Off-The-Road Radial Tire for All Terrain Crane

作　　者：印海建 赵君 孙熙林 夏效坤 王传铸 YIN Haijian;ZHAO Jun;SUN Xilin;XIA Xiaokun;WANG Chuanzhu(Techking(Qingdao)Special Tire Technology Research and Development Co.,Ltd,Qingdao 266100,China)

机构地区：[1]泰凯英(青岛)专用轮胎技术研究开发有限公司,山东青岛266100

出　　处：《轮胎工业》2022年第8期460-463,共4页Tire Industry

摘　　要：介绍全路面起重机用385/95R25工程机械子午线轮胎的开发。结构设计:外直径1363 mm,断面宽385 mm,行驶面宽度310 mm,行驶面弧度高11 mm,胎圈着合直径630 mm,胎圈着合宽度280 mm,断面水平轴位置(H_(1)/H_(2))0.97,采用4条纵沟胎面花纹,胎冠中央为块状花纹,花纹深度22 mm,花纹饱和度66.2%,花纹周节数54。施工设计:胎面由胎面胶和基部胶组成,3层带束层均采用3+9+15×0.22+0.15NT钢丝帘线,胎体采用3+9+15×0.22+0.15NT钢丝帘线,采用一次法成型机成型、单模蒸锅式硫化机硫化。成品性能试验结果表明,轮胎的充气外缘尺寸达到国家标准要求,耐久性能达到企业标准要求。The development of the 385/95R25 off-the-road radial tire for all terrain crane was described.In the structure design,the following parameters were taken:overall diameter 1363 mm,crosssectional width 385 mm,width of running surface 310 mm,arc height of running surface 11 mm,bead diameter at rim seat 630 mm,bead width at rim seat 280 mm,maximum width position of cross-section(H_(1)/H_(2))0.97,using 4 longitudinal grooves for tread with block patterns for the center of the crown,pattern depth 22 mm,block/total ratio 66.2%,number of pattern pitches 54.In the construction design,the following processes were taken:the tread was composed of tread compound and base compound,3+9+15×0.22+0.15NT steel cord for all 3 layers of belts,and 3+9+15×0.22+0.15NT steel cord for the carcass,using one stage building machine to build tires and single mold steamer type vulcanizing press to cure tires.The test results of the finished tire showed that,the inflated peripheral dimension met the requirements of the national standard,and the durability met the requirements of the enterprise standards.

关 键 词：全路面起重机 工程机械子午线轮胎 结构设计 施工设计 耐久性能 

分 类 号：U463.341.5[机械工程—车辆工程] U463.341.6[交通运输工程—载运工具运用工程] TQ336.1[交通运输工程—道路与铁道工程]