{"id":2386,"date":"2026-06-26T03:46:08","date_gmt":"2026-06-26T03:46:08","guid":{"rendered":"https:\/\/helicalcutgears.top\/?p=2386"},"modified":"2026-06-26T03:46:08","modified_gmt":"2026-06-26T03:46:08","slug":"helical-gear-bore-keyway-specification-din-6885","status":"publish","type":"post","link":"https:\/\/helicalcutgears.top\/tr\/helical-gear-bore-keyway-specification-din-6885\/","title":{"rendered":"Helical Gear Bore and Keyway Specification \u2014 DIN 6885 Key Dimensions, H7 Tolerance and Shaft Connection Guide"},"content":{"rendered":"
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Helisel Di\u015fli \u0130\u00e7 \u00c7ap\u0131 ve Kama Yuvas\u0131 Spesifikasyonu \u2014 DIN 6885 Kama Boyutlar\u0131, \u0130\u00e7 \u00c7ap Toleranslar\u0131 ve Mil Ba\u011flant\u0131lar\u0131<\/h1>\n

Bir silindirin i\u00e7 \u00e7ap\u0131 ve kama yuvas\u0131 helisel di\u015fli<\/strong> Di\u015flinin, kullan\u0131m \u00f6mr\u00fc boyunca \u015fafta g\u00fcvenilir bir \u015fekilde tork iletip iletmedi\u011fini veya di\u015fli di\u015fleri a\u015f\u0131nmadan \u00e7ok \u00f6nce \u015faft-g\u00f6bek aray\u00fcz\u00fcnde kayma, s\u00fcrt\u00fcnme ve ar\u0131za yap\u0131p yapmad\u0131\u011f\u0131n\u0131 belirlemek \u00f6nemlidir. Do\u011fru delik tolerans\u0131n\u0131n (H7, K7 veya giri\u015fim P7), DIN 6885-1'den kama yuvas\u0131 boyutlar\u0131n\u0131n ve g\u00f6bek duvar kal\u0131nl\u0131\u011f\u0131n\u0131n se\u00e7imi, di\u015fli di\u015f parametreleri kadar \u00f6nemli bir spesifikasyon karar\u0131d\u0131r; ancak genellikle di\u015f tasar\u0131m\u0131n\u0131n kendisinden daha az titizlikle ele al\u0131n\u0131r.<\/p>\n

Ekipman\u0131n\u0131z i\u00e7in Delik \u00c7ap\u0131 Spesifikasyonunu Do\u011frulay\u0131n \u2192<\/a><\/p>\n<\/div>\n<\/div>\n

Helisel Di\u015fliler \u0130\u00e7in \u00dc\u00e7 Mil Ba\u011flant\u0131 Tipi<\/h2>\n

A helisel di\u015fli<\/strong> \u015eaft\u0131na \u00fc\u00e7 farkl\u0131 mekanizmadan biriyle ba\u011flan\u0131r; bu mekanizmalar\u0131n her biri farkl\u0131 bir tork aral\u0131\u011f\u0131na ve montaj s\u0131kl\u0131\u011f\u0131na uygundur:<\/p>\n

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Paralel Anahtar (DIN 6885-1) \u2014 En Yayg\u0131n Olan\u0131<\/strong><\/p>\n

Dikd\u00f6rtgen \u015feklindeki \u00e7elik kama, hem \u015faftta hem de g\u00f6vdede bulunan e\u015fle\u015fen kama yuvalar\u0131na oturmaktad\u0131r. helisel di\u015fli<\/strong> Kaman\u0131n kesme alan\u0131 \u00fczerinden torku ileten delik. Delik tolerans\u0131 H7 (bo\u015fluklu ge\u00e7me) \u2014 di\u015fli, elle veya hafif bir bask\u0131yla \u015fafta tak\u0131l\u0131p \u00e7\u0131kar\u0131labilir. Periyodik bak\u0131m i\u00e7in s\u00f6k\u00fclmesi gereken di\u015fliler i\u00e7in uygundur. Bu, end\u00fcstriyel uygulamalar i\u00e7in varsay\u0131lan ba\u011flant\u0131 \u015feklidir. helisel di\u015fliler<\/strong> M3\u2013M32'de.<\/p>\n<\/div>\n

S\u0131k\u0131 Ge\u00e7meli Ba\u011flant\u0131 (Anahtar Yok) \u2014 Y\u00fcksek Tork<\/strong><\/p>\n

Delik tolerans\u0131 P7 veya R7 \u2014 helisel di\u015fli<\/strong> 0,01\u20130,05 mm radyal giri\u015fimle \u015fafta preslenir veya b\u00fcz\u00fclerek tak\u0131l\u0131r. Tork, \u015faft-delik aray\u00fcz\u00fcndeki s\u00fcrt\u00fcnme ile iletilir; kama kullan\u0131lmaz. Avantajlar\u0131: kama yuvas\u0131ndan kaynaklanan gerilim yo\u011funla\u015fmas\u0131 yok; tork i\u00e7in tam delik alan\u0131 mevcut; kama temas\u0131nda a\u015f\u0131nma yok. Dezavantajlar\u0131: takma ve \u00e7\u0131karma i\u00e7in hidrolik pres veya \u0131s\u0131tma gerektirir. A\u011f\u0131r sanayide kal\u0131c\u0131 y\u00fcksek torklu ba\u011flant\u0131lar i\u00e7in kullan\u0131l\u0131r.<\/p>\n<\/div>\n

Kamal\u0131 Mil (DIN 5480) \u2014 Y\u00fcksek Tork + S\u0131k S\u00f6kme ve Kald\u0131rma<\/strong><\/p>\n

\u0130\u00e7 \u00e7ap\u0131 boyunca bir\u00e7ok k\u00fc\u00e7\u00fck di\u015fe sahip bir invol\u00fct kama (DIN 5480), torku geni\u015f bir temas alan\u0131na da\u011f\u0131tarak, ayn\u0131 \u015faft \u00e7ap\u0131nda tek bir kamaya g\u00f6re \u00e7ok daha y\u00fcksek tork sa\u011flar ve ayn\u0131 zamanda kolayca s\u00f6k\u00fclebilir. Y\u00fcksek torklu ara\u00e7 tahrik mili ba\u011flant\u0131lar\u0131, vin\u00e7 di\u015fli kutular\u0131 ve torkun y\u00fcksek oldu\u011fu her t\u00fcrl\u00fc uygulamada kullan\u0131l\u0131r. helisel di\u015fli<\/strong> \u00d6zel ekipman gerektirmeden defalarca s\u00f6k\u00fcl\u00fcp yeniden tak\u0131lmal\u0131d\u0131r.<\/p>\n<\/div>\n<\/div>\n

DIN 6885-1 Paralel Kama \u00d6l\u00e7\u00fcleri \u2014 Referans Tablosu<\/h2>\n

DIN 6885 B\u00f6l\u00fcm 1, belirli bir mil \u00e7ap\u0131 i\u00e7in standart paralel kama (passfeder) boyutlar\u0131n\u0131 belirtir. Kama geni\u015fli\u011fi b ve y\u00fcksekli\u011fi h, mil \u00e7ap\u0131na ba\u011fl\u0131 olarak standart tablodan se\u00e7ilir. helisel di\u015fli<\/strong> delik:<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u015eaft \u00c7ap\u0131 Aral\u0131\u011f\u0131 (mm)<\/th>\nTu\u015f Geni\u015fli\u011fi b (mm)<\/th>\nTu\u015f Y\u00fcksekli\u011fi h (mm)<\/th>\n\u015eaft Derinli\u011fi t\u2081 (mm)<\/th>\nG\u00f6bek Derinli\u011fi t\u2082 (mm)<\/th>\n<\/tr>\n<\/thead>\n
17\u201322<\/td>\n6<\/td>\n6<\/td>\n3.5<\/td>\n2.8<\/td>\n<\/tr>\n
22\u201330<\/td>\n8<\/td>\n7<\/td>\n4.0<\/td>\n3.3<\/td>\n<\/tr>\n
30\u201338<\/td>\n10<\/td>\n8<\/td>\n5.0<\/td>\n3.3<\/td>\n<\/tr>\n
38\u201344<\/td>\n12<\/td>\n8<\/td>\n5.0<\/td>\n3.3<\/td>\n<\/tr>\n
44\u201350<\/td>\n14<\/td>\n9<\/td>\n5.5<\/td>\n3.8<\/td>\n<\/tr>\n
50\u201358<\/td>\n16<\/td>\n10<\/td>\n6.0<\/td>\n4.3<\/td>\n<\/tr>\n
58\u201365<\/td>\n18<\/td>\n11<\/td>\n7.0<\/td>\n4.4<\/td>\n<\/tr>\n
65\u201375<\/td>\n20<\/td>\n12<\/td>\n7.5<\/td>\n4.9<\/td>\n<\/tr>\n
75\u201385<\/td>\n22<\/td>\n14<\/td>\n9.0<\/td>\n5.4<\/td>\n<\/tr>\n
85\u201395<\/td>\n25<\/td>\n14<\/td>\n9.0<\/td>\n5.4<\/td>\n<\/tr>\n
95\u2013110<\/td>\n28<\/td>\n16<\/td>\n10.0<\/td>\n6.4<\/td>\n<\/tr>\n
110\u2013130<\/td>\n32<\/td>\n18<\/td>\n11.0<\/td>\n7.4<\/td>\n<\/tr>\n
130\u2013150<\/td>\n36<\/td>\n20<\/td>\n12.0<\/td>\n8.4<\/td>\n<\/tr>\n
150\u2013170<\/td>\n40<\/td>\n22<\/td>\n13.0<\/td>\n9.4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Kaynak: DIN 6885-1:2019 (Form A, d\u00fcz \u00fcst kama, yuvarlak u\u00e7lar). t\u2081 = \u015fafttaki kama yuvas\u0131 derinli\u011fi, t\u2082 = g\u00f6bekteki kama yuvas\u0131 derinli\u011fi (helisel di\u015fli<\/strong> (delik). Kama y\u00fcksekli\u011fi h hem \u015faft hem de g\u00f6bek kama kanallar\u0131na uzan\u0131r; toplam kavrama derinli\u011fi = t\u2081 + t\u2082 \u2248 h, kama tepesinde k\u00fc\u00e7\u00fck bir bo\u015flukla.<\/p>\n

Delik Tolerans\u0131 Se\u00e7imi \u2014 H7, K7 ve P7 A\u00e7\u0131klamas\u0131<\/h2>\n

\"Helisel<\/p>\n

Helisel di\u015fli mili ba\u011flant\u0131s\u0131 \u2014 delik tolerans\u0131 (H7 bo\u015fluk, K7 \u200b\u200bge\u00e7i\u015f veya P7 s\u0131k\u0131 ge\u00e7me), delik-mil aray\u00fcz\u00fcndeki montaj y\u00f6ntemini ve tork kapasitesini belirler. DIN 6885-1 kama, H7 bo\u015fluklu ge\u00e7me montajlar\u0131nda torku iletir; s\u0131k\u0131 ge\u00e7me ba\u011flant\u0131lar\u0131 ise herhangi bir kama olmadan s\u00fcrt\u00fcnme yoluyla torku iletir.<\/p>\n

\n\n\n\n\n\n\n\n\n\n
Delik Tolerans\u0131 (ISO 286-1)<\/th>\nUygun Tip<\/th>\n\u230050 mm'de Bo\u015fluk veya Giri\u015fim<\/th>\nMontaj Y\u00f6ntemi<\/th>\nNe zaman belirtmelisiniz?<\/th>\n<\/tr>\n<\/thead>\n
H7<\/td>\nBo\u015fluk (h6 \u015faft ile)<\/td>\n+0.000 \/ +0.025 mm bo\u015fluk<\/td>\nElle itme veya hafif tokmak; anahtar torku iletir<\/td>\nStandart \u00e7\u0131kar\u0131labilir helisel di\u015fli<\/strong>; tork i\u00e7in anahtar gereklidir<\/td>\n<\/tr>\n
K7<\/td>\nGe\u00e7i\u015f (k6 \u015faft ile)<\/td>\n\u22120,002 \/ +0,023 mm (ge\u00e7i\u015f)<\/td>\nHafif\u00e7e bast\u0131r\u0131n; anahtar tork kapasitesini art\u0131r\u0131r.<\/td>\nH7'ye k\u0131yasla titre\u015fim\/a\u015f\u0131nma riski daha d\u00fc\u015f\u00fck; s\u00f6kme s\u0131kl\u0131\u011f\u0131 orta d\u00fczeyde.<\/td>\n<\/tr>\n
M7<\/td>\nGe\u00e7i\u015f \/ \u0131\u015f\u0131k giri\u015fimi<\/td>\n\u22120,009 \/ +0,016 mm<\/td>\nPres (hidrolik tercih edilir)<\/td>\nSeyrek s\u00f6kme; ters y\u00fckler i\u00e7in H7+anahtardan daha iyi tork tutma \u00f6zelli\u011fi.<\/td>\n<\/tr>\n
P7<\/td>\nParazit yapmak<\/td>\n\u22120,026 \/ \u22120,001 mm giri\u015fim<\/td>\nHidrolik pres (10\u201330 ton); veya di\u015fliyi 150\u2013200\u00b0C'ye kadar \u0131s\u0131t\u0131n.<\/td>\nKal\u0131c\u0131 veya nadir s\u00f6kme ba\u011flant\u0131s\u0131; a\u011f\u0131r y\u00fck ta\u015f\u0131ma kapasitesi; orta torkta anahtar gerekmez<\/td>\n<\/tr>\n
H6<\/td>\nHassas bo\u015fluk<\/td>\n+0.000 \/ +0.016 mm (H7'den daha s\u0131k\u0131)<\/td>\nSe\u00e7ici uyum \u2014 uyumlu \u015faft ile birlikte kullan\u0131lmal\u0131d\u0131r.<\/td>\nHassas indeksleme veya kay\u0131t; e\u015fmerkezli\u011fin kritik oldu\u011fu servo di\u015fli kutular\u0131<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
Ters y\u00f6nde y\u00fck alt\u0131nda H7 bo\u015fluk uyumunda a\u015f\u0131nma:<\/strong> A helisel di\u015fli<\/strong> H7 \u00e7apl\u0131 ve standart DIN kamal\u0131 mil, torkun tekrarl\u0131 olarak tersine \u00e7evrilmesi durumunda, kama torku iletse bile, mil ile mil aras\u0131ndaki bo\u015fluktaki mikro hareketler nedeniyle oksidatif a\u015f\u0131nmaya ve bunun sonucunda deli\u011fin kademeli olarak geni\u015flemesine yol a\u00e7arak, mil-delik aray\u00fcz\u00fcnde s\u00fcrt\u00fcnme korozyonuna kar\u015f\u0131 hassast\u0131r. Y\u00fck\u00fcn tersine \u00e7evrilmesi durumunda helisel di\u015fli<\/strong> Uygulamalar (vin\u00e7 kald\u0131rma sistemleri, bask\u0131 makineleri, \u00e7ift y\u00f6nl\u00fc konvey\u00f6rler) i\u00e7in Korea Ever-Power, mil-delik mikro hareketini en aza indirmek i\u00e7in K7 veya M7 ge\u00e7i\u015f ba\u011flant\u0131s\u0131n\u0131 veya kama temas\u0131 yoluyla mil-delik giri\u015fim katk\u0131s\u0131n\u0131 art\u0131rmak i\u00e7in \u00e7ift kama d\u00fczenlemesini \u00f6nermektedir.<\/div>\n

Minimum Duvar Kal\u0131nl\u0131\u011f\u0131 \u2014 Sondajdan K\u00f6k \u00c7emberine<\/h2>\n

Duvar kal\u0131nl\u0131\u011f\u0131 aras\u0131ndaki mesafe helisel di\u015fli<\/strong> Is\u0131l i\u015flem s\u0131ras\u0131nda di\u015f k\u00f6k\u00fcnde \u00e7atlamay\u0131 \u00f6nlemek (ince kesitlerdeki termal gradyanlar, su verme \u00e7atlamas\u0131na yol a\u00e7abilen art\u0131k gerilmelere neden olur) ve pres ge\u00e7me ba\u011flant\u0131s\u0131n\u0131n temas bas\u0131nc\u0131 alt\u0131nda g\u00f6bek y\u00fczeyinde deformasyonu \u00f6nlemek i\u00e7in i\u00e7 \u00e7ap ve di\u015fli k\u00f6k dairesi yeterli olmal\u0131d\u0131r:<\/p>\n

Minimum duvar kal\u0131nl\u0131\u011f\u0131: t_wall \u2265 2,5 \u00d7 Mn (Karbonlanm\u0131\u015f di\u015fliler i\u00e7in Kore Ever-Power standard\u0131)
\nt_wall \u2265 2,0 \u00d7 Mn (orta y\u00fck alt\u0131nda QT di\u015flileri i\u00e7in minimum de\u011fer)<\/p>\n

Duvar\u0131 kontrol etmek:
\nK\u00f6k \u00e7emberi \u00e7ap\u0131 d_f = Mn \u00d7 (z \u2212 2,5) \/ cos \u03b2 (standart dedendum 1,25 \u00d7 Mn)
\nMaksimum delik \u00e7ap\u0131 d_bore_max = d_f \u2212 2 \u00d7 t_wall_min<\/p>\n

\u00d6rnek: M8, z=30, \u03b2=20\u00b0, karbonlanm\u0131\u015f:
\nd_f = 8 \u00d7 (30 \u2212 2.5) \/ cos20\u00b0 = 8 \u00d7 27.5 \/ 0.9397 = 234.1 mm
\nt_wall_min = 2,5 \u00d7 8 = 20 mm
\nd_bore_max = 234,1 \u2212 2 \u00d7 20 = 194,1 mm<\/p>\n

Bu \u00f6rnekte 194 mm'den daha b\u00fcy\u00fck bir delik \u00e7ap\u0131 bulunmaktad\u0131r. helisel di\u015fli<\/strong> Bu durum minimum duvar kal\u0131nl\u0131\u011f\u0131n\u0131 ihlal eder ve karb\u00fcrleme s\u0131ras\u0131nda \u00e7atlama riskini veya pres ge\u00e7me montaj\u0131 s\u0131ras\u0131nda g\u00f6bek y\u00fczeyinde akma riskini do\u011furur. Korea Ever-Power, \u00fcretim ba\u015flamadan \u00f6nce \u00e7izim inceleme a\u015famas\u0131nda duvar kal\u0131nl\u0131\u011f\u0131 k\u0131s\u0131tlamas\u0131n\u0131 kontrol eder ve minimumu ihlal eden herhangi bir delik-mod\u00fcl kombinasyonunu i\u015faretler.<\/p>\n

\u00c7ift Kama Yuvas\u0131 \u2014 B\u00fcy\u00fck Mod\u00fcl Di\u015flilerinde \u00c7ok Y\u00fcksek Tork \u0130\u00e7in<\/h2>\n

Belirli bir \u015faft \u00e7ap\u0131nda tek bir DIN 6885-1 kama kapasitesini a\u015fan tork gereksinimi oldu\u011funda, \u00e7apraz olarak z\u0131t (180\u00b0 arayla) yerle\u015ftirilmi\u015f iki kama, toplam kama temas alan\u0131n\u0131 iki kat\u0131na \u00e7\u0131kar\u0131r ve kama ba\u015f\u0131na kayma gerilimini yar\u0131ya indirir. \u00c7ift kama yuvalar\u0131 standartt\u0131r. helisel di\u015fliler<\/strong> Yakla\u015f\u0131k 150 mm'nin \u00fczerindeki \u015faft \u00e7aplar\u0131na sahip y\u00fcksek torklu tahrik sistemlerinde, iki kama yuvas\u0131 tam olarak 180\u00b0 a\u00e7\u0131yla konumland\u0131r\u0131lmal\u0131d\u0131r; bu, i\u015fleme sonras\u0131nda CMM ile \u00f6l\u00e7\u00fclmeli ve do\u011frulanmal\u0131d\u0131r. \u0130ki kama yuvas\u0131 aras\u0131ndaki \u00b10,1\u00b0'den b\u00fcy\u00fck a\u00e7\u0131sal hata, e\u015fit olmayan kama y\u00fcklemesine neden olur ve bu da \u00e7ift kama tork kapasitesini tek kama de\u011ferinin 2 kat\u0131 yerine yakla\u015f\u0131k 1,6 kat\u0131na d\u00fc\u015f\u00fcr\u00fcr.<\/p>\n

DIN 5480 Kamal\u0131 Ba\u011flant\u0131 \u2014 Kamal\u0131 Ba\u011flant\u0131y\u0131 Ne Zaman Tercih Etmelisiniz?<\/h2>\n

DIN 5480 invol\u00fct kamal\u0131 g\u00f6bek, tek kama yuvas\u0131n\u0131, delik \u00e7evresinde 10-80 adet k\u00fc\u00e7\u00fck invol\u00fct profilli kama di\u015fiyle de\u011fi\u015ftirir. Kaman\u0131n tork kapasitesi, ayn\u0131 \u015faft \u00e7ap\u0131nda tek bir kamadan 3-8 kat daha fazlad\u0131r, \u00e7\u00fcnk\u00fc tork tek bir kamada yo\u011funla\u015fmak yerine bir\u00e7ok di\u015fe da\u011f\u0131t\u0131l\u0131r. A\u015fa\u011f\u0131daki durumlarda kama yerine kama tercih edin:<\/p>\n