PEM压铆件手册

小五金PEM压铆件手册1、螺钉、螺栓1.1、通孔孔径螺钉连接零件上预制之通孔如图示。通孔孔径之尺寸如下表(单位:mm)螺钉公称直径通孔直径(d)mm一级二级三级四级11.11.21.31.21.31.41.51.41.51.61.81.61.71.821.71.822.11.82.02.12.222.22.42.62.22.42.62.82.32.52.72.92.52.72.93.12.62.833.233.23.43.63.53.73.94.244.34.54.85.54.54.855.3655.35.55.86.566.46.677.81.2、攻螺纹孔孔径与螺钉相配的螺纹攻丝孔孔径取决外内螺纹结合比之大小.螺纹结合比(%)=[(螺钉公称直径-攻丝孔直径)÷(2*螺纹结合高度)]*100%1.3、配合尺寸同种规格的螺钉需与同种规格螺纹的螺母或与预攻同规格螺纹孔和,钢板配合,如对M3的螺钉需与M3的螺母配合,或者与在钢板上攻出M3的螺纹孔相配合.1.4、机械性能(包括材质与热处理)一般用C0.20%的低碳钢制造,拉伸强度要求不小于330Mpa,硬度不小于95HV(90HB或52HRB),屈服强度不小于190Mpa,延伸率不小于25%,部分螺钉拉力如下表螺纹标志M1.6M2M2.2M2.5M3M3.5M4M5M6最小拉力4206206801120166022402900469066301.5．钢板厚度(取决于螺钉与内螺纹的结合长度,钢板厚度要大于实际螺纹要求的旋合长度,单位mm)螺纹标志旋合长度≦M10.61.7M1.10.61.7M1.20.61.7M1.40.72M1.60.82.6M1.80.82.6M21.03M2.21.33.8M2.51.33.8M31.54.5M3.51.75M426M4.52.26.7M52.27.5M639M1*0.20.51.4M1.1*0.20.51.4M1.2*0.20.51.4M1.4*0.20.51.4M1.6*0.20.51.5M1.8*0.20.51.5M2*0.250.61.9M2.2*0.250.61.9M2.5*0.350.82.6M3*0.3513M3.5*0.3513M4*0.51.54.5M4.5*0.51.54.5M5*0.51.54.5M5.5*0.51.54.5M6*0.752.47.1注:对薄材,钢板厚度至少要大于2-3个螺距。1.6、压铆螺钉⑴、压铆螺钉FH，FHS，FHA用于0.76毫米以上薄板。FH-M3-8螺纹×螺距型号长度码L±0.4最小板厚安装孔+0.08安装后最大接触孔H±0.4S(Max)最小边距碳钢不锈钢铝M2.5*0.45FHFHSFHA6810121518NANANANA12.53.104.11.955.4M3*0.5FHFHSFHA68101215182025NANA133.604.62.15.6M3.5*0.6FHFHSFHA6810121518202530NA13.54.105.32.256.4M4*0.7FHFHSFHA681012151820253035144.605.92.47.2M5*0.8FHFHSFHANA81012151820253035155.606.52.77.2M6*1FHFHSFHANANA10121518202530351.6066.608.237.90M8*1.25FHFHSFHANANANA121518202530352.488.609.63.79.6⑵、压铆螺钉TFH，TFHS可用于最上板厚为对拉穿力要求高，而扭矩要求小时可代替FH。螺纹×型号长度码最小安装安装HST最螺距碳钢不锈钢L±0.4板厚孔+0.08后最大接触孔±0.4(Max)(Max)小边距M3*0.5TFHTFHS68101215182025NANA0.5133.604.51.80.645.6M4*0.7TFHTFHSNA810121518202530350.5144.605.81.80.647.2M5*0.8TFHTFHSNA810121518202530350.5155.606.42.30.647.2⑶、压铆螺钉HFH,HFHS,HFHB提供大的头部，增加受力强度HFHB用于设备导电接地线路和连接。螺纹×螺距型号长度码L±0.4最小板厚安装孔+0.08安装后最大接触孔H±0.4S(Max)T(Max)最小边距碳钢不锈钢铜M5*0.8HFHHFHSHFHB152025303540501.356.57.82.71.1410.7M6*1HFHHFHSHFHB152025303540501.567.59.42.81.2711.5M8*1.25HFHHFHSHFHB15202530354050299.512.53.51.7812.7M10*1.5HFHHFHSHFHB152025303540502.31011.515.74.12.2913.7⑷、压铆螺钉FHL，FHLS适用于薄板1毫米厚的板厚。螺纹×螺距型号长度码L±0.4最小板厚安装孔+0.08安装后最大接触孔H±0.4S(Max)最小边距碳钢不锈钢M2.5*0.45FHLFHLS6810121518NANANANA12.52.903.152.12.8M3*0.5FHLFHLS68101215182025NANA133.403.652.13.3M3.5*0.6FHLFHLS6810121518202530NA13.53.904.152.33.8M4*0.7FHLFHLS681012151820253035144.404.652.44.3M5*0.8FHLFHLSNA81012151820253035155.405.92.75.6⑸、压铆螺钉FH4用于1毫米厚的不锈钢板材。螺纹×螺距型号长度码L±0.4最小板厚安装孔+0.08安装后最大接H±0.4S(Max)最小边距触孔M3*0.5FH468101215182025NANA1-2.433.604.62.15.60M4*0.7FH46810121518202530351-2.444.605.92.47.2M5*0.8FH4NA810121518202530351-2.455.606.52.77.2⑹、压铆螺钉HEE适用于1毫米的薄板上。螺纹×螺距型号长度码L±0.4最小板厚安装孔+0.08安装后最大接触孔H±0.4S(Max)T(Max)最小边距M5*0.8HFE15202530354050157.39.62.61.3510M6*1HFE15202530354050168.311.352.81.5211.5M8*1.25HFE152025303540501.50910.315.33.32.1314.5⑺、埋头螺栓CHA，CHC，CFHA，CFHC安装在打磨的盲孔中，与孔对应的面板表面必须保持完好无损，螺纹尺寸在M3到M5。螺纹×螺距型号长度码L±0.4最小板厚安装孔+0.08最小安装孔深A(Max)E±0.25C(Max)最小边距安装后最大接触孔铝不锈钢M3*0.5CHACHC6810121620NA1.604.371.11.15.214.354.003.60CFHACFHC2.401.911.91M4*0.7CHACHC6810121620251.607.371.11.18.337.354.004.60CFHACFHC2.401.911.91M5*0.8CHACHCNANA10121620251.607.931.11.18.897.96.405.60CFHACFHC2.401.911.91⑻、拉削槽式螺栓KFH用于PC板上压铆螺钉，起间隔或固定作用。螺纹×螺距型号长度码L±0.4A(Max)最小板厚安装孔+0.08安装后最大接触孔H±0.25S(Max)T±0.13最小边距模具孔M3*0.5KFH68101215181.651.5333.704.582.30.513.803.1M4*0.7KFH68101215181.651.534.24.805.742.30.515.104.1M5*0.8KFH68101215181.651.5355.806.602.30.515.305.1⑼、皇冠装饰钉CHDS与YK卡式螺母配合使用，对面板进行人性化的装饰。螺纹×螺距型号长度码L±0.4M5*0.8CHDS172025M6*1CHDS172025⑽、六角平齐型压铆螺钉NFH,NFHS螺纹规格型号最小板厚板孔直径+0.08C-0.13HnomSmax长度/L±0.05/-0.13,长度码以毫米为单位最小边距钢不锈钢M3X0.5NFHNFHS1.04.84.7861.2556810121620---7.2M4X0.7NFHNFHS1.04.84.7861.25568101216202530357.2M5X0.8NFHNFHS1.0φ6.8(非标5.0)4.986.351.25-68101216202530357.5M6X1.0NFHNFHS1.6(非标1.3)φ6.8(非标6.0)5.9871.4--81012162025303592、螺母定义螺母是带有内螺纹的紧固件,配合带有外螺纹的螺钉,利用内外螺纹边接形式,作紧固边接两个被边件之用。2.1制造材料一般只用到下列两种材料：不锈钢和低碳钢。螺母材料的选取。自铆螺母型号型号说明材料低碳钢热处理不锈钢低碳钢不处理预硬不锈钢S用低碳钢制造,机加工后热处理ꉩCLS用为锈钢制造ꉩH低碳钢造,机加工后热处理之防锁螺母ꉩN低碳钢造,机加工后不热处理之防锁螺母ꉩHNL低碳钢造,机加工后不热处理之防锁螺母ꉩSP不锈钢造,机加工后预硬用于不锈钢板ꉩ2.2、尺寸参数⑴、自铆螺母S，CLS，CLA螺纹及螺距型号板材厚度代码压入深度A(Max)最小板材厚度板材孔径+0.08/-0C(Max)ET孔边缘至对边之最小距离(b)低碳钢不锈钢M2*0.4SCLS00.760.8-14.254.226.31.54.810.97121.371.4M2.5*0.45SCLS00.760.8-14.254.226.31.54.810.97121.371.4M3*0.5SCLS00.760.8-14.254.226.31.54.810.97121.371.4M3.5*0.6SCLS00.760.8-14.754.737.11.55.610.97121.371.4M4*0.7SCLS00.760.8-15.45.387.926.910.97121.371.4M5*0.8SSCLSS00.760.8-16.46.388.727.110.97121.371.4M6*1SCLS01.151.28.758.7211.054.088.611.371.422.212.3M8*1.25SCLS11.371.410.510.4712.655.479.722.212.3M10*1.5SCLS12.212.311413.9717.357.4813.523.053.18①、自扣紧铝制螺母CLA螺纹及螺距型号板材厚度代码压入深度A(Max)最小板材厚度板材孔径+0.08/-0C(Max)ET孔边缘至对边之最小距离(b)铝M2*0.4CLA10.9714.254.226.31.54.821.371.4M3*0.5CLA10.9714.754.736.325.621.371.4M3.5*0.6CLA10.9715.45.387.126.921.371.4M4*0.7CLA10.97165.977.937.121.371.4M5*0.8CLA10.9817.57.479.53.87.921.371.4M6*1CLA11.381.48.758.7211.054.088.622.212.3⑵、自铆螺母SP（专用于不锈钢冲压板件上）螺纹及螺距类型板材厚度代码压入深度A(Max)最小板材厚度板材孔径+0.03/-0C(Max)ET孔边缘至对边之最小距离(b)M3*0.5SP00.760.8-14.254.226.31.54.810.971.01-1.3921.371.