文档介绍：钢丝螺套使用说明书新乡市东海实业有限公司目录钢丝螺套简介········································-2-钢丝螺套及应用·······································-2-钢丝螺套的分类········································-5-钢丝螺套的特点········································-6-钢丝螺套的材料及适用条件······························-7-钢丝螺套公称长度L的选择······························-7-钢丝螺套依据的技术标准································-8-钢丝螺套的标记方法·································-9-钢丝螺套的型式尺寸和安装参数······················-10-符号说明·············································-10-公制系列钢丝螺套的型式尺寸和安装参数··················-11-统一螺纹系列钢丝螺套的型式尺寸和安装参数·············-14-钢丝螺套专用丝锥····································-16-钢丝螺套安装工具····································-16-钢丝螺套安装柄去除工具····························-17-钢丝螺套拆卸工具···································-17-钢丝螺套专用内螺纹塞规····························-17-钢丝螺套的装配使用过程····························-18-钢丝螺套简介钢丝螺套及应用钢丝螺套(WireThreadInsert),简称丝套,是一种新型内螺纹紧固件。将其镶入金属或非金属材料上形成高强度、耐磨损、具有互换性的标准内螺纹。在铝、镁合金、塑料、密度板等低强度工程材料上应用可明显提高强度和耐磨性;应用在钢件、铸钢、铸铁上,可以提高螺钉的耐用性,防止由于各种振动引起螺钉松动、疲劳断裂及提高螺钉连接时的耐疲劳强度。在出现螺纹加工错误或对已损坏的内螺孔修复时,使用钢丝螺套作为修复手段,可以不增加重量和体积,获得经济地维修,拯救重要部件,快速有效地修复到原始状态,并可使用原规格螺钉。利用钢丝螺套进行公制←→英制螺纹孔转换,非常方便、快速。钢丝螺套是用高强度、高精度、表面光洁的冷轧菱形不锈钢丝精确成形的螺旋线圈,为高精度内、外螺纹同心体,钢丝螺套装好后能形成一个符合国际标准的高精度内螺纹,其各项性能均优于攻好丝形成的螺纹。钢丝螺套安装后螺孔公差带取决于钢丝螺套型面制造公差和钢丝螺套安装孔螺纹公差带;后者主要取决于钢丝螺套安装孔的攻丝精度,通常形成6H级,精度高时可达5H、4H级公差带。钢丝螺套使用部门可以根据所需公差带选择丝锥和攻丝方法(手攻、机攻)及润滑方式等,以确保达到您的要求。2、钢丝螺套的分类(1)按钢丝螺套材料分类A、不锈钢材料:通过强度和材料的组合,在通常情况下使用,在轻微型结构、铝合金结构、海水、含***液体、增加抗腐蚀性下使用。B、铜合金材料:在要求用铜的情况下或经常调节转动的螺纹连接时使用;在要求用于导电或自润滑等情况时使用。C、高温合金材料:温度在500——750℃时耐热使用;对宇航装配技术、飞机发动机、内燃机涡轮压气机在750℃内作业时使用。(2)按钢丝螺套使用功能分类A、普通型钢丝螺套(Free-RunningInserts)记号“FR”B、锁紧型钢丝螺套(ScrewLockInserts)记号“SL”(3)按钢丝螺套的螺纹体制分类A、国际标准ISO“M,MJ”系列钢丝螺套螺纹系列标记“M”,“MJ”;火花塞螺纹(SparkplugThread)丝套在此系列B、统一螺纹“UN”系列钢丝螺套(UNIFIEDThreadSeries)粗牙螺纹标记“UNC”,细牙螺纹标记“UNF”,超细牙螺纹标记“UNEF”C、非螺纹密封的管螺纹(BritishStandardPipeThread)螺纹标记号为“G”(4)按钢丝螺套的旋转方向分类A、右旋钢丝螺套B、左旋钢丝螺套(5)按钢丝螺套安装柄有无分类:A、有安装柄钢丝螺套B、无安装柄钢丝螺套(6)按钢丝螺套表面有无镀层分类A、表面无镀层钢丝螺套B、表面有镀层钢丝螺套如:镀银、镀镉等。3、钢丝螺套的特点自由状态的钢丝螺套直径比其欲装入的螺孔直径稍大,装配时使钢丝螺套经过安装扳手螺