<\/strong><\/h2>\n\n\n\nKesme i\u015fleminde, kesme kuvvetinin etkisinden dolay\u0131 i\u015f par\u00e7as\u0131, genellikle tak\u0131m izin olay\u0131 olarak adland\u0131r\u0131lan kuvvet y\u00f6n\u00fcnde elastik deformasyon \u00fcretir. Bu t\u00fcr deformasyonla ba\u015fa \u00e7\u0131kmak i\u00e7in kesici tak\u0131mda ilgili \u00f6nlemler al\u0131nmal\u0131d\u0131r. Bitirirken, kesici tak\u0131m\u0131n keskin olmas\u0131 gerekir. Bir yandan, kesici tak\u0131m ile i\u015f par\u00e7as\u0131 aras\u0131ndaki s\u00fcrt\u00fcnmenin olu\u015fturdu\u011fu direnci azaltabilir, di\u011fer yandan, i\u015f par\u00e7as\u0131n\u0131 keserken kesici tak\u0131m\u0131n \u0131s\u0131 yayma kabiliyetini iyile\u015ftirebilir, b\u00f6ylece art\u0131k i\u00e7 k\u0131sm\u0131 azaltabilir. i\u015f par\u00e7as\u0131 \u00fczerinde stres.<\/p>\n\n\n\n
\u00d6rne\u011fin, ince duvarl\u0131 par\u00e7alar\u0131n b\u00fcy\u00fck d\u00fczlemini frezelerken, tek kenarl\u0131 frezeleme y\u00f6ntemi kullan\u0131l\u0131r ve tak\u0131m parametreleri, kesme direncini azaltmak i\u00e7in daha b\u00fcy\u00fck ana sapma a\u00e7\u0131s\u0131 ve daha b\u00fcy\u00fck tala\u015f a\u00e7\u0131s\u0131 se\u00e7er. Tak\u0131m, hafif kesme h\u0131z\u0131 nedeniyle ince duvarl\u0131 par\u00e7alar\u0131n deformasyonunu azalt\u0131r ve \u00fcretimde yayg\u0131n olarak kullan\u0131l\u0131r.<\/p>\n\n\n\n
\u0130nce duvarl\u0131 par\u00e7alar\u0131n tornalanmas\u0131nda, kesme kuvveti, termal deformasyon ve i\u015f par\u00e7as\u0131 y\u00fczeyinin mikro kalitesi i\u00e7in makul bir tak\u0131m a\u00e7\u0131s\u0131 \u00e7ok \u00f6nemlidir. Tak\u0131m tala\u015f a\u00e7\u0131s\u0131n\u0131n kesme deformasyonu ve keskinli\u011fi tak\u0131m tala\u015f a\u00e7\u0131s\u0131n\u0131n boyutuna g\u00f6re belirlenir. Tala\u015f a\u00e7\u0131s\u0131 \u00e7ok b\u00fcy\u00fck ise kesme deformasyonu ve s\u00fcrt\u00fcnme azalacakt\u0131r, ancak tala\u015f a\u00e7\u0131s\u0131 \u00e7ok b\u00fcy\u00fck ise tak\u0131m\u0131n kama a\u00e7\u0131s\u0131 azalacakt\u0131r, tak\u0131m\u0131n mukavemeti zay\u0131flayacakt\u0131r, \u0131s\u0131 yay\u0131l\u0131m\u0131 alet zay\u0131f olacak ve a\u015f\u0131nma h\u0131zlanacakt\u0131r. Bu nedenle, ince duvarl\u0131 \u00e7elik par\u00e7alar tornalan\u0131rken, 6 \u00b0 ila 30 \u00b0 tala\u015f a\u00e7\u0131s\u0131na sahip y\u00fcksek h\u0131zl\u0131 kesici tak\u0131mlar ve 5 \u00b0 ila 20 \u00b0 tala\u015f a\u00e7\u0131s\u0131na sahip semente karb\u00fcr kesici tak\u0131mlar kullan\u0131lmal\u0131d\u0131r.<\/p>\n\n\n\n
Tak\u0131m\u0131n arka a\u00e7\u0131s\u0131 b\u00fcy\u00fck oldu\u011funda, s\u00fcrt\u00fcnme kuvveti k\u00fc\u00e7\u00fckt\u00fcr ve buna ba\u011fl\u0131 olarak kesme kuvveti azal\u0131r, ancak arka a\u00e7\u0131 \u00e7ok b\u00fcy\u00fckse, tak\u0131m mukavemeti zay\u0131flar. \u0130nce duvarl\u0131 par\u00e7alar\u0131 tornalarken, y\u00fcksek h\u0131zl\u0131 \u00e7elik torna aleti kullan\u0131n, aletin arka a\u00e7\u0131s\u0131 6 \u00b0 ila 12 \u00b0 ve semente karb\u00fcr kesme aleti, arka a\u00e7\u0131 fini\u015f tornalama i\u00e7in 4 \u00b0 ila 12 \u00b0 ve kaba tornalama i\u00e7in daha k\u00fc\u00e7\u00fckt\u00fcr . \u0130nce duvarl\u0131 par\u00e7alar\u0131n i\u00e7 ve d\u0131\u015f dairelerini d\u00f6nd\u00fcr\u00fcrken b\u00fcy\u00fck ana sapma a\u00e7\u0131s\u0131n\u0131 al\u0131n. Kesici tak\u0131mlar\u0131n do\u011fru se\u00e7imi, i\u015f par\u00e7as\u0131 deformasyonu ile ba\u015fa \u00e7\u0131kmak i\u00e7in gerekli bir ko\u015fuldur.<\/p>\n\n\n\n
Tala\u015fl\u0131 imalatta, tak\u0131m ile i\u015f par\u00e7as\u0131 aras\u0131ndaki s\u00fcrt\u00fcnme taraf\u0131ndan \u00fcretilen \u0131s\u0131 da i\u015f par\u00e7as\u0131n\u0131 deforme edecektir, bu nedenle genellikle y\u00fcksek h\u0131zl\u0131 i\u015fleme tercih edilir. Y\u00fcksek h\u0131zl\u0131 i\u015flemede, tala\u015f k\u0131sa s\u00fcrede kald\u0131r\u0131ld\u0131\u011f\u0131 i\u00e7in kesme \u0131s\u0131s\u0131n\u0131n \u00e7o\u011fu tala\u015f taraf\u0131ndan al\u0131n\u0131r, bu da i\u015f par\u00e7as\u0131n\u0131n termal deformasyonunu azalt\u0131r; \u0130kincisi, y\u00fcksek h\u0131zl\u0131 i\u015flemede, kesme tabakas\u0131 malzemesinin yumu\u015fayan k\u0131sm\u0131n\u0131n azalt\u0131lmas\u0131, par\u00e7alar\u0131n boyut ve \u015fekil do\u011frulu\u011funu sa\u011flamak i\u00e7in elveri\u015fli olan par\u00e7alar\u0131n deformasyonunu da azaltabilir. Ek olarak, kesme s\u0131v\u0131s\u0131 esas olarak kesme i\u015fleminde s\u00fcrt\u00fcnmeyi ve kesme s\u0131cakl\u0131\u011f\u0131n\u0131 azaltmak i\u00e7in kullan\u0131l\u0131r. Makul kesme s\u0131v\u0131s\u0131 kullan\u0131m\u0131 tak\u0131m \u00f6mr\u00fcn\u00fc, i\u015fleme y\u00fczey kalitesini ve i\u015fleme hassasiyetini iyile\u015ftirmede \u00f6nemli bir rol oynar. Bu nedenle par\u00e7alar\u0131n deformasyonunu \u00f6nlemek i\u00e7in yeterli kesme s\u0131v\u0131s\u0131n\u0131 makul bir \u015fekilde kullanmak gerekir.<\/p>\n\n\n\n
Makul kesme parametreleri, par\u00e7alar\u0131n do\u011frulu\u011funu sa\u011flamak i\u00e7in kilit fakt\u00f6rlerdir. \u0130nce duvarl\u0131 par\u00e7alar\u0131 y\u00fcksek hassasiyet gereksinimleriyle i\u015flerken, iki kar\u015f\u0131t tarafta olu\u015fan gerilimi dengeli hale getirmek ve kararl\u0131 bir duruma ula\u015fmak i\u00e7in genellikle simetrik i\u015fleme benimsenir. \u0130\u015flemeden sonra i\u015f par\u00e7as\u0131 p\u00fcr\u00fczs\u00fczd\u00fcr. Bununla birlikte, belirli bir i\u015flem b\u00fcy\u00fck miktarda kesme gerektirdi\u011finde, \u00e7ekme gerilimi ve bas\u0131n\u00e7 gerilimi aras\u0131ndaki dengesizlik nedeniyle i\u015f par\u00e7as\u0131 deforme olacakt\u0131r.<\/p>\n\n\n\n
\u0130nce duvarl\u0131 par\u00e7alar\u0131n tornalamada deformasyonu \u00e7ok y\u00f6nl\u00fcd\u00fcr. \u0130\u015f par\u00e7as\u0131n\u0131 s\u0131k\u0131\u015ft\u0131r\u0131rken kenetleme kuvveti, i\u015f par\u00e7as\u0131n\u0131 keserken kesme kuvveti, i\u015f par\u00e7as\u0131 kesici tak\u0131m\u0131 engelledi\u011finde elastik deformasyon ve plastik deformasyon ve kesme alan\u0131ndaki s\u0131cakl\u0131k artar, bu da termal deformasyona neden olur. Bu nedenle kaba i\u015flemeye ihtiyac\u0131m\u0131z var, geri besleme ve besleme daha b\u00fcy\u00fck al\u0131nabilir; Bitirirken, tak\u0131m miktar\u0131 genellikle 0,2 ~ 0,5 mm'dir, ilerleme h\u0131z\u0131 genellikle 0,1 ~ 0,2 mm\/r veya daha da k\u00fc\u00e7\u00fckt\u00fcr ve kesme h\u0131z\u0131 6 ~ 120m\/dak'd\u0131r. Bitirirken, kesme h\u0131z\u0131 m\u00fcmk\u00fcn oldu\u011funca y\u00fcksek olmal\u0131d\u0131r, ancak \u00e7ok y\u00fcksek olmas\u0131 kolay de\u011fildir. Makul kesme parametreleri se\u00e7imi, par\u00e7alar\u0131n deformasyonunu azaltabilir.<\/p>\n\n\n\n
\u0130\u015fleme sonras\u0131 gerilme ve deformasyon<\/strong><\/h2>\n\n\n\nTala\u015fl\u0131 imalattan sonra par\u00e7an\u0131n kendisinde i\u00e7 gerilimler vard\u0131r ve bu i\u00e7 gerilimlerin da\u011f\u0131l\u0131m\u0131 nispeten dengeli bir durumdur. Par\u00e7an\u0131n \u015fekli nispeten kararl\u0131d\u0131r, ancak baz\u0131 malzemeleri \u00e7\u0131kard\u0131ktan ve \u0131s\u0131l i\u015flemden sonra i\u00e7 gerilim de\u011fi\u015fir. Bu s\u0131rada i\u015f par\u00e7as\u0131n\u0131n tekrar gerilim dengesine ula\u015fmas\u0131 gerekir, bu nedenle \u015fekil de\u011fi\u015fir. Bu t\u00fcr deformasyonu \u00e7\u00f6zmek i\u00e7in, d\u00fczle\u015ftirilecek i\u015f par\u00e7alar\u0131n\u0131 \u0131s\u0131l i\u015flemle belirli bir y\u00fcksekli\u011fe istifleyebilir, d\u00fcz bir duruma bast\u0131rmak i\u00e7in belirli bir alet kullanabilir ve ard\u0131ndan aletleri ve i\u015f par\u00e7alar\u0131n\u0131 birlikte \u0131s\u0131tma f\u0131r\u0131n\u0131na koyabiliriz. Par\u00e7alar\u0131n farkl\u0131 malzemelerine g\u00f6re farkl\u0131 \u0131s\u0131tma s\u0131cakl\u0131\u011f\u0131 ve \u0131s\u0131tma s\u00fcresi se\u00e7ebiliriz. S\u0131cak d\u00fczle\u015ftirmeden sonra i\u015f par\u00e7as\u0131n\u0131n i\u00e7 yap\u0131s\u0131 stabildir. Bu zamanda, i\u015f par\u00e7as\u0131 sadece daha y\u00fcksek bir d\u00fczl\u00fck elde etmekle kalmaz, ayn\u0131 zamanda par\u00e7alar\u0131n daha fazla bitirilmesi i\u00e7in daha uygun olan i\u015f sertle\u015ftirme fenomeni de ortadan kalkar. D\u00f6k\u00fcm, i\u00e7 kal\u0131nt\u0131 gerilimi m\u00fcmk\u00fcn oldu\u011funca ortadan kald\u0131rmak i\u00e7in ya\u015fland\u0131r\u0131lmal\u0131 ve daha sonra deformasyon, yani kaba i\u015fleme eskitme i\u015flemeden sonra i\u015flenmelidir.<\/p>\n\n\n\n
B\u00fcy\u00fck par\u00e7alar\u0131n profil i\u015flemeyi benimsemesi i\u00e7in, yani montajdan sonra i\u015f par\u00e7as\u0131n\u0131n deformasyonunu tahmin etmek i\u00e7in, i\u015fleme s\u0131ras\u0131nda deformasyon ters y\u00f6nde saklan\u0131r, bu da montajdan sonra par\u00e7alar\u0131n deformasyonunu etkili bir \u015fekilde \u00f6nleyebilir.<\/p>\n\n\n\n <\/figure>\n\n\n\n \u00f6zet<\/strong><\/strong><\/h2>\n\n\n\nReferans\u0131n\u0131z i\u00e7in a\u015fa\u011f\u0131daki \u00e7\u00f6z\u00fcmleri \u00f6zetledim!<\/p>\n\n\n\n
1. \u0130\u015f par\u00e7as\u0131n\u0131n gerilmesini ve deformasyonunu azaltmak i\u00e7in i\u015f par\u00e7as\u0131n\u0131n malzemesine uygun ve bilimsel eskitme i\u015flemi yap\u0131lmal\u0131;<\/p>\n\n\n\n
2. \u00c7ok fazla kesme miktar\u0131 veya \u00e7ok y\u00fcksek s\u0131cakl\u0131ktan kaynaklanan deformasyonu azaltmak i\u00e7in i\u015fleme pay\u0131 uygun \u015fekilde ayarlanmal\u0131 ve yava\u015f i\u015fleme i\u00e7in k\u00fc\u00e7\u00fck miktar ve \u00e7ok kez ilkesi benimsenmelidir;<\/p>\n\n\n\n
3. Kavisli y\u00fczey i\u015fleme i\u00e7in, i\u015f par\u00e7as\u0131n\u0131n deformasyonunu azaltmak i\u00e7in i\u015f par\u00e7as\u0131n\u0131n s\u0131k\u0131\u015ft\u0131rma kuvvetini dengelemek i\u00e7in uygun bir fikst\u00fcr yapmak gereklidir.<\/p>\n\n\n\n
\u00d6zetlemek gerekirse, kolayca deforme olan i\u015f par\u00e7as\u0131 i\u00e7in, i\u015f par\u00e7as\u0131 ve i\u015fleme teknolojisinde ilgili kar\u015f\u0131 \u00f6nlemler al\u0131nmal\u0131d\u0131r. Farkl\u0131 durumlara g\u00f6re analiz edilmesi gerekir ve uygun bir s\u00fcre\u00e7 yolu bulunacakt\u0131r. Tabii ki, yukar\u0131daki y\u00f6ntem sadece i\u015f par\u00e7as\u0131n\u0131n deformasyonunu daha da azaltmak i\u00e7indir, daha y\u00fcksek hassasiyetli bir i\u015f par\u00e7as\u0131 elde etmek istiyorsan\u0131z \u00f6\u011frenmeye, ke\u015ffetmeye ve ara\u015ft\u0131rmaya devam etmeniz gerekir.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"
The material and structure of the workpiece will affect the deformation of the workpiece The deformation is directly proportional to the shape complexity, aspect ratio and wall thickness, as well as the rigidity and stability of the material. Therefore, in the design of parts, the influence of these factors on the deformation of the workpiece…<\/p>","protected":false},"author":2,"featured_media":20644,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[107],"tags":[],"jetpack_featured_media_url":"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2021\/07\/\u56fe\u72471-4.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/posts\/20643"}],"collection":[{"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/comments?post=20643"}],"version-history":[{"count":0,"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/posts\/20643\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/media\/20644"}],"wp:attachment":[{"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/media?parent=20643"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/categories?post=20643"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/tags?post=20643"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}