{"id":2399,"date":"2026-06-26T05:07:52","date_gmt":"2026-06-26T05:07:52","guid":{"rendered":"https:\/\/helicalcutgears.top\/?p=2399"},"modified":"2026-06-26T05:07:52","modified_gmt":"2026-06-26T05:07:52","slug":"helical-gear-surface-failure-pitting-micropitting-scuffing","status":"publish","type":"post","link":"https:\/\/helicalcutgears.top\/tr\/helical-gear-surface-failure-pitting-micropitting-scuffing\/","title":{"rendered":"Helisel Di\u015fli Y\u00fczeyinde Meydana Gelen Hasarlar \u2014 \u00c7ukurla\u015fma, Mikro \u00c7ukurla\u015fma ve A\u015f\u0131nma T\u00fcrlerinin Ay\u0131rt Edilmesi ve \u00d6nlenmesi"},"content":{"rendered":"
\n
\n
<\/div>\n
\n

Helisel Di\u015fli Y\u00fczeyinde Meydana Gelen Hasarlar \u2014 \u00c7ukurla\u015fma, Mikro \u00c7ukurla\u015fma ve A\u015f\u0131nma T\u00fcrlerinin Ay\u0131rt Edilmesi ve \u00d6nlenmesi<\/h1>\n

Di\u015flerin yan y\u00fczeylerinde \u00fc\u00e7 farkl\u0131 y\u00fczey hasar\u0131 mekanizmas\u0131 etkili olmaktad\u0131r. helisel di\u015fli<\/strong> \u2014 \u00e7ukurla\u015fma, mikro \u00e7ukurla\u015fma ve s\u00fcrt\u00fcnme \u2014 ve her biri farkl\u0131 bir \u00f6nleme stratejisi gerektirir. Bunlar\u0131 kar\u0131\u015ft\u0131rmak yanl\u0131\u015f m\u00fcdahaleye yol a\u00e7ar: y\u00fcksek EP katk\u0131l\u0131 ya\u011f\u0131 uygulamak gibi helisel di\u015fli<\/strong> Y\u00fczey yorgunlu\u011fundan kaynaklanan makro a\u015f\u0131nma (EP katk\u0131 maddelerinin hi\u00e7bir fayda sa\u011flamad\u0131\u011f\u0131 durumlarda) ger\u00e7ek \u00e7\u00f6z\u00fcm\u00fcn (daha sert bir malzemeye y\u00fckseltme) g\u00f6zden ka\u00e7\u0131r\u0131lmas\u0131 veya a\u015f\u0131nmaya neden olan a\u015f\u0131r\u0131 s\u0131cakl\u0131\u011f\u0131 gidermeyen, a\u015f\u0131nma olan bir di\u015fliye u\u00e7 rahatlatma uygulanmas\u0131 gibi durumlar s\u00f6z konusudur. Bu k\u0131lavuz, mekanizma, g\u00f6rsel g\u00f6r\u00fcn\u00fcm, ba\u015flang\u0131\u00e7 \u200b\u200bko\u015fulu ve do\u011fru \u00f6nleme y\u00f6ntemi a\u00e7\u0131s\u0131ndan her \u00fc\u00e7 durumu da birbirinden ay\u0131r\u0131r.<\/p>\n

Analiz i\u00e7in Ar\u0131za Numunesi G\u00f6nderin \u2192<\/a><\/p>\n<\/div>\n<\/div>\n

\u00dc\u00e7 Y\u00fczey Hasar\u0131 Mekanizmas\u0131 \u2014 Genel Bak\u0131\u015f<\/h2>\n
\n
\n

Makro \u00e7ukurla\u015fma (Yuvarlanma Temas Yorgunlu\u011fu)<\/p>\n

Mekanizma:<\/strong> D\u00f6ng\u00fcsel Hertz temas gerilimi, malzemenin dayan\u0131m s\u0131n\u0131r\u0131n\u0131 a\u015far. Yorulma \u00e7atla\u011f\u0131 y\u00fczeyde veya y\u00fczeye yak\u0131n bir yerde ba\u015flar ve bir par\u00e7a kopana kadar yay\u0131l\u0131r. Zaman \u00e7izelgesi:<\/strong> 10\u2076\u201310\u2079 y\u00fck d\u00f6ng\u00fcs\u00fc boyunca geli\u015fir \u2014 felaket niteli\u011finde bir ar\u0131za \u00f6ncesinde uyar\u0131 verir. Y\u00f6netici ko\u015ful:<\/strong> \u03c3_H > \u03c3_H lim (malzeme dayan\u0131kl\u0131l\u0131k s\u0131n\u0131r\u0131).<\/p>\n<\/div>\n

\n

Mikro \u00e7ukurla\u015fma (Gri lekelenme)<\/p>\n

Mekanizma:<\/strong> Di\u015f yan y\u00fczeyindeki p\u00fcr\u00fczl\u00fc temas b\u00f6lgelerinde \u00e7ok s\u0131\u011f (10-100 \u00b5m derinli\u011finde) yorulma \u00e7atlaklar\u0131 olu\u015fur. Bu \u00e7atlaklar \u00e7\u0131plak g\u00f6zle g\u00f6r\u00fclebilen gri, mat bir g\u00f6r\u00fcn\u00fcm olu\u015fturur. Zaman \u00e7izelgesi:<\/strong> 10\u2077\u201310\u00b9\u2070 d\u00f6ng\u00fc boyunca geli\u015fir \u2014 makro \u00e7ukurla\u015fman\u0131n ba\u015flang\u0131c\u0131ndan daha yava\u015ft\u0131r ancak makro \u00e7ukurla\u015fmaya kadar ilerleyebilir. Y\u00f6netici ko\u015ful:<\/strong> \u00d6zg\u00fcl film oran\u0131 \u03bb < 2,0.<\/p>\n<\/div>\n

\n

S\u00fcrt\u00fcnme (Yap\u0131\u015fkanl\u0131k A\u015f\u0131nmas\u0131)<\/p>\n

Mekanizma:<\/strong> Y\u00fczey p\u00fcr\u00fczl\u00fcl\u00fc\u011f\u00fc s\u0131cakl\u0131klar\u0131n\u0131n ya\u011flama filminin \u00e7\u00f6kme s\u0131cakl\u0131\u011f\u0131n\u0131 k\u0131sa s\u00fcreli\u011fine a\u015fmas\u0131 sonucu anl\u0131k yap\u0131\u015fkan a\u015f\u0131nma meydana gelir. Metalden metale temas, malzemenin bir di\u015f y\u00fczeyinden di\u011ferine aktar\u0131lmas\u0131na neden olur. Zaman \u00e7izelgesi:<\/strong> A\u015f\u0131r\u0131 ko\u015fullar alt\u0131nda, ilk temas d\u00f6ng\u00fcs\u00fcnde meydana gelebilir. Y\u00f6netici ko\u015ful:<\/strong> Fla\u015f s\u0131cakl\u0131\u011f\u0131 T_flash > a\u015f\u0131nma s\u0131cakl\u0131\u011f\u0131 T_scuff.<\/p>\n<\/div>\n<\/div>\n

\u00c7ukurla\u015fma \u2014 Mekanizmas\u0131, G\u00f6rsel Tan\u0131s\u0131 ve \u00d6nlenmesi<\/h2>\n

Helisel Di\u015flilerde Makro \u00c7ukurla\u015fma Nas\u0131l Ba\u015flar?<\/h3>\n

Temas yorgunlu\u011fu \u00e7ukurla\u015fmas\u0131 helisel di\u015fli<\/strong> Hertz kayma geriliminin maksimum oldu\u011fu noktada ba\u015flar; bu nokta ya di\u015f yan y\u00fczeyinde (y\u00fczeyden kaynaklanan \u00e7ukurla\u015fma, s\u0131n\u0131r ya\u011flama ko\u015fullar\u0131nda daha yayg\u0131nd\u0131r) ya da y\u00fczeyin hemen alt\u0131nda, maksimum dik kayma geriliminin derinli\u011finde (y\u00fczey alt\u0131ndan kaynaklanan \u00e7ukurla\u015fma, y\u00fcksek temas gerilimine sahip iyi ya\u011flanm\u0131\u015f di\u015flilerde daha yayg\u0131nd\u0131r) bulunur. z\u2080 = 0,786 \u00d7 b_H derinli\u011findeki (burada b_H, Hertz temas yar\u0131 geni\u015fli\u011fidir) Hertz kayma gerilimi tepe noktas\u0131 yakla\u015f\u0131k 0,30 \u00d7 \u03c3_H_max't\u0131r ve bu derinlikte, d\u00f6ng\u00fcsel gerilim tersine \u00e7evrilmesi her di\u015f temas\u0131yla \u00b10,30 \u00d7 \u03c3_H_max'a ula\u015farak, bir \u00e7atlak olu\u015fup y\u00fczeye yay\u0131lana kadar yorulma hasar\u0131n\u0131 biriktirir.<\/p>\n

Y\u00fczey alt\u0131 \u00e7ukurla\u015fma ba\u015flang\u0131c\u0131n\u0131n derinli\u011fi z\u2080, kasa derinli\u011fi spesifikasyonu i\u00e7in \u00f6nemlidir: e\u011fer kasa derinli\u011fi ECD, z\u2080'den daha s\u0131\u011f ise, Hertz gerilme tepe noktas\u0131 nispeten yumu\u015fak \u00e7ekirdek malzemesinde kasan\u0131n alt\u0131na d\u00fc\u015fer ve y\u00fczey \u00e7ukurla\u015fmas\u0131 yerine derin kasa ezilme ar\u0131zas\u0131na neden olur. Korea Ever-Power'\u0131n kasa derinli\u011fi gereksinimi helisel di\u015fliler<\/strong> (ECD \u2265 0,15\u20130,20 \u00d7 Mn), k\u0131l\u0131f\u0131n standart di\u015f temas gerilimleri i\u00e7in maksimum Hertz gerilim derinli\u011finin \u00f6tesine uzanmas\u0131n\u0131 sa\u011flar (k\u0131l\u0131f derinli\u011fi ve ISO 6336 detaylar\u0131 i\u00e7in Madde 53 ve Madde 52'ye bak\u0131n\u0131z).<\/p>\n

\u00c7ukurla\u015fman\u0131n G\u00f6rsel G\u00f6r\u00fcn\u00fcm\u00fc<\/h3>\n

Makro \u00e7ukurla\u015fma kraterleri helisel di\u015fli<\/strong> Di\u015f yan y\u00fczeyleri \u015fu \u015fekilde g\u00f6r\u00fcn\u00fcr:<\/p>\n