PRESS2010_EN

1080/1208

ℓ18.08.08.08.0N｛Kgf｝ N/mm｛Kgf/mm｝1STSーー40〜50HRCNitriding 900HV（surface）ー8D62illℓGM15723RS4SLH9USMℓLH2illGUSRPPlfHSDBA aitinI（）1f＋TS≧noitcelfed.xaM（）noitcelfed1f4）np4）npewod6（×3ー2TSewod6（×3ー2yno61P・31P51LFyno61P・31P5101TSTS1UTSTS1AxamLF±0.5In stockOuter diameterInner diameter Wire diameterNext working day● How to select spring free length FL, spring case length L and projection length S of the push pin（1）Selection of push pin diameter P and stroke ST　Example：P＝16, ST＝150（2）Assume the initial deflection of spring f1　Example：f1＝40（3）Calculate according to the formula of free length FFL≧（ST＋f1）÷70%（the max. deflection ratio of spring）　 　Example：FL≧（150＋40）÷0.7＝271 ・・・ Select FL＝300（4）Calculate according to the formula of spring case length LL≧ST＋G（Length of ②）＋6（Thickness of push pin flange）＋FL－fmax（Max. deflection of spring）＋ℓ（thickness of ⑧）　Example：L≧150＋27＋6＋300－210＋10＝283 ・・・ select L＝290（5）Calculate according to the formula of projection length S of push pinS＞ST＋U（for the point is urethane）　Example：S＞150＋20＝170 ・・・ select S＝200S1（projection length at the end of stroke）＝S－ST　Example：S＝200＋150＝50● How to calculate the initial load P1, max. load Pmax and max. stroke STmax.（6）Calculate the initial deflection of spring f1f1＝FL－（L－G－6－ℓ）　Example：f1＝300－（290－27－6－10）＝53 ・・・ f1＝53（7）Calculate the initial load P1P1＝f1×K（spring constant）　Example：P1＝53［mm］×0.24［N/mm］＝12.7［N］（1.3［kgf］）（8）Calculate the max. load Pmax.Pmax＝（ST＋f1）×K（spring constant）　Example：P1＝（150［mm］＋53［mm］）×0.24［N/mm］＝48.7［N］（4.9［kgf］）（9）Calculate the max. stroke STmax.STmax＝L－（G＋6＋FL－fmax＋ℓ）　Example：STmax＝290－（27＋6＋300－210＋10）＝157Code No.PPAWP16 ー 200FLWith urethane pointM1P＋0.52ーdM615With urethane pointM1P＋0.5Coil spring 90125150175200250 90125150175200250300350 90150175200250300350400425450500131714.2 1.41620171.5PPAWP25.61.82022262.0Standard typeD±0.5 63 87.5105122.5140175 63 87.5105122.5140175210245 631051231401752102452802983153500.63｛0.064｝ 5800.45｛0.046｝ 6100.37｛0.038｝ 6800.32｛0.033｝ 7600.27｛0.028｝ 8300.23｛0.023｝ 9600.80｛0.082｝ 7100.55｛0.056｝ 7600.47｛0.048｝ 8300.39｛0.040｝ 8900.34｛0.035｝ 9600.28｛0.029｝ 1,0900.24｛0.024｝ 1,2400.20｛0.020｝ 1,4300.95｛0.097｝ 6800.57｛0.058｝ 9500.48｛0.049｝ 1,0100.42｛0.043｝ 1,0800.33｛0.034｝ 1,2100.28｛0.029｝ 1,3600.24｛0.024｝ 1,4900.21｛0.021｝ 1,6300.20｛0.020｝ 1,6900.19｛0.019｝ 1,7600.17｛0.017｝ 1,910Loadkgf＝LoadN×0.10197239.2｛4｝49.0｛5｝58.8｛6｝No.Material Hardness①②⑤⑦③Oil-free pushingSS400SKD61④Push pinSWPーA⑥Coil spring⑧Screw plug　MMSWZSH⑨S45CUrethane Shore A90Economy typed1d233〜38HRC P.381078Please contact our sales staff for prices.Code No.CodeNod1d2FL fmax（Max. deflection）＝FL×70％Quantity discount rate　 P.38 （ Prices less than 1Yen are rounded off）1〜9100%Removal of Price list.Max. deflection Max. load Spring constant ＠/Pfmax10〜1995%20〜2990%30〜5085%（1～9P）51〜EnquiryPre-holding Push Pin Sets