1制动凸轮轴轴颈淬火感应器改进与应用

3410200910HEATTREATMENTOFMETALSVol134No110October2009‘,(,442051):,,,:;;:TG15512:B:025426051(2009)102103202ImprovementandapplicationofhardeninginductorforbrakecamshaftsneckZUOXin2rong,TANXiang2yang(DongfengDanaAxleCo1,Ltd1,ShiyanFactory,ShiyanHubei442051,China)Abstract:Thefeaturesofinductionheattreatmentforbrakecamshaftsneckwerediscussed1Byuseofanewdetachedmobileparallelconnectionrectangleinductor,theinductorscommonusefulnessandproductivityareimproved1Keywords:brakecamshaft;inductionhardening;inductor:2009204220:(1969),,,,,,:071928283493:,:071928283493,E2mail:cloud100666@sohu1com(1),3,,,,1Fig11Schemeofbrakecamshaftandtheinductionhardeningarea20,,KGPS250/8,(2(a)),(H),,20,,,,4h,,145,5263HRC,115315mm,,38mm40mm,1,5A8388mm,B7073mm;7A626615mm,B5053mm;6A4045mm,B3035m;31,,BA515mm,,,2,2(a)(b)Fig12Photosofinductorbefore(a)andafter(b)improvement104341Table1InductionhardeningareasforpartialbrakecamshaftsABH/mmL/mm1D20238mm83mm38mm72mm31158302DD38mm88mm38mm73mm330583S4038mm83mm38mm72mm261533S04C38mm83mm38mm70mm236530S1640mm83mm40mm73mm2725502B61/F40mm6615mm40mm52mm121364B2540mm6615mm40mm53mm210453KC10040mm6615mm40mm53mm170413RC440mm6615mm40mm52mm299556S36A38mm6615mm38mm53mm241492FS08X40mm6615mm40mm53mm110359RS0138mm6210mm38mm50mm2424523D/DD38mm40mm40mm35mm47251A07A38mm45mm38mm30mm1823581502D38mm40mm38mm35mm112313E20238mm45mm38mm30mm9226815DS5B38mm40mm38mm35mm79283D538mm40mm38mm35mm53257,,,,,,,,,,,AB,,,B,H515mm,AB,,3,3,,,3,3,45mm92mm45mm72mm45mm52mm,,3,2(b),,,15min,,30%3Fig13Schemeoftheinductorafterimprovement2005,50,,,:[1]1[J]1,1994(4):312341[2]1[M]1:,1991:1722177.