{"id":19828,"date":"2020-05-26T01:14:43","date_gmt":"2020-05-26T01:14:43","guid":{"rendered":"https:\/\/www.meetyoucarbide.com\/?p=19828"},"modified":"2020-05-30T08:00:55","modified_gmt":"2020-05-30T08:00:55","slug":"why-titanium-is-difficult-to-machine-material","status":"publish","type":"post","link":"https:\/\/www.meetyoucarbide.com\/tr\/neden-titanyum-makine-malzeme-zordur\/","title":{"rendered":"Titanyum Neden Makineden Zor Malzemedir?"},"content":{"rendered":"

Titanyum i\u015flemede fiziksel olaylar<\/strong><\/strong><\/p>

Titanyum ala\u015f\u0131m\u0131n\u0131n kesme kuvveti, ayn\u0131 sertli\u011fe sahip \u00e7eli\u011fe g\u00f6re biraz daha y\u00fcksektir, ancak titanyum ala\u015f\u0131m\u0131 i\u015flemenin fiziksel fenomeni, titanyum ala\u015f\u0131m\u0131 i\u015flemeyi b\u00fcy\u00fck zorluklarla kar\u015f\u0131la\u015ft\u0131ran \u00e7elik i\u015flemeden \u00e7ok daha karma\u015f\u0131kt\u0131r.<\/p>

\"\"<\/figure>

\u00c7o\u011fu titanyum ala\u015f\u0131m\u0131 \u00e7ok d\u00fc\u015f\u00fck \u0131s\u0131 iletkenli\u011fine sahiptir, sadece 1\/7 \u00e7elik ve 1\/16 al\u00fcminyum. Bu nedenle, titanyum ala\u015f\u0131m\u0131n\u0131n kesilmesi s\u00fcrecinde \u00fcretilen \u0131s\u0131 i\u015f par\u00e7as\u0131na aktar\u0131lmaz veya tala\u015flar taraf\u0131ndan al\u0131nmaz, ancak kesme alan\u0131nda toplan\u0131r, \u00fcretilen s\u0131cakl\u0131k 1000 \u2103 veya daha y\u00fcksek olabilir, bu da kesmeyi yapar tak\u0131m a\u015f\u0131nmas\u0131n\u0131 a\u015f\u0131n, \u00e7atlat\u0131r ve tala\u015f t\u00fcm\u00f6r\u00fcn\u00fc h\u0131zl\u0131 bir \u015fekilde olu\u015fturur ve a\u015f\u0131nm\u0131\u015f kesme kenar\u0131 h\u0131zla g\u00f6r\u00fcn\u00fcr, bu da kesme alan\u0131n\u0131n daha fazla \u0131s\u0131 \u00fcretmesini sa\u011flayarak aletin hizmet \u00f6mr\u00fcn\u00fc k\u0131salt\u0131r.<\/p>

Kesme i\u015fleminde \u00fcretilen y\u00fcksek s\u0131cakl\u0131k, ayn\u0131 zamanda titanyum ala\u015f\u0131ml\u0131 par\u00e7alar\u0131n y\u00fczey b\u00fct\u00fcnl\u00fc\u011f\u00fcn\u00fc tahrip eder, bu da par\u00e7alar\u0131n geometrik do\u011frulu\u011funun azalmas\u0131na ve yorulma mukavemetlerini ciddi \u015fekilde azaltan \u00e7al\u0131\u015fma sertle\u015fmesi fenomenine yol a\u00e7ar.<\/p>

Titanyum ala\u015f\u0131m\u0131n\u0131n esnekli\u011fi par\u00e7alar\u0131n performans\u0131 i\u00e7in yararl\u0131 olabilir, ancak kesme s\u00fcrecinde, i\u015f par\u00e7as\u0131n\u0131n elastik deformasyonu titre\u015fimin \u00f6nemli bir nedenidir. Kesme bas\u0131nc\u0131, "elastik" i\u015f par\u00e7as\u0131n\u0131 tak\u0131mdan \u00e7\u0131kar\u0131r ve geri teper, b\u00f6ylece tak\u0131m ve i\u015f par\u00e7as\u0131 aras\u0131ndaki s\u00fcrt\u00fcnme kesme etkisinden daha b\u00fcy\u00fck olur. S\u00fcrt\u00fcnme prosesi ayr\u0131ca titanyum ala\u015f\u0131m\u0131n\u0131n zay\u0131f termal iletkenli\u011fi sorununu a\u011f\u0131rla\u015ft\u0131ran \u0131s\u0131 \u00fcretir.<\/p>

\u0130nce duvarl\u0131 veya halka \u015feklindeki par\u00e7alar\u0131 i\u015flerken bu sorun daha ciddidir. Titanyum ala\u015f\u0131ml\u0131 ince duvarl\u0131 par\u00e7alar\u0131n beklenen boyutsal hassasiyette i\u015flenmesi kolay de\u011fildir. \u00c7\u00fcnk\u00fc i\u015f par\u00e7as\u0131 malzemesi kesici taraf\u0131ndan itildi\u011finde, ince duvar\u0131n yerel deformasyonu elastik aral\u0131\u011f\u0131 a\u015fm\u0131\u015f ve plastik deformasyona neden olmu\u015ftur ve kesme noktas\u0131n\u0131n malzeme mukavemeti ve sertli\u011fi \u00f6nemli \u00f6l\u00e7\u00fcde artmaktad\u0131r. \u015eu anda, orijinal olarak belirlenen kesme h\u0131z\u0131na g\u00f6re, i\u015fleme \u00e7ok y\u00fcksek hale gelir ve bu da keskin tak\u0131m a\u015f\u0131nmas\u0131na yol a\u00e7ar.<\/p>

\"\"<\/figure>

\u201cIs\u0131\u201d, i\u015flenmesi zor titanyum ala\u015f\u0131m\u0131n\u0131n \u201csu\u00e7lusu\u201d dur!<\/strong><\/strong><\/p>

Titanyum ala\u015f\u0131m\u0131 i\u015flemenin teknolojik bilgisi<\/p>

Titanyum ala\u015f\u0131m\u0131 i\u015fleme mekanizmas\u0131n\u0131 ve \u00f6nceki deneyimi anlamaya dayanarak, titanyum ala\u015f\u0131m\u0131 i\u015flemenin ana bilgisi a\u015fa\u011f\u0131daki gibidir:<\/p>

(1) Pozitif a\u00e7\u0131 geometrisine sahip b\u0131\u00e7ak, kesme kuvvetini, kesme \u0131s\u0131s\u0131n\u0131 ve i\u015f par\u00e7as\u0131 deformasyonunu azaltmak i\u00e7in kullan\u0131l\u0131r.<\/p>

(2) \u0130\u015f par\u00e7as\u0131n\u0131n sertle\u015fmesini \u00f6nlemek i\u00e7in s\u00fcrekli beslemeye devam edin. Kesme i\u015flemi s\u0131ras\u0131nda, tak\u0131m daima besleme durumunda olmal\u0131d\u0131r. Radyal kesme miktar\u0131 AE yar\u0131\u00e7ap\u0131n 30% olmal\u0131d\u0131r.<\/p>

(3) \u0130\u015fleme s\u00fcrecinin termal stabilitesini sa\u011flamak ve y\u00fcksek s\u0131cakl\u0131k nedeniyle y\u00fczey dejenerasyonunu ve tak\u0131m hasar\u0131n\u0131 \u00f6nlemek i\u00e7in y\u00fcksek bas\u0131n\u00e7 ve b\u00fcy\u00fck ak\u0131\u015f kesme s\u0131v\u0131s\u0131 kullan\u0131l\u0131r.<\/p>

(4) B\u0131\u00e7ak kenar\u0131n\u0131n keskin ve k\u00f6r tutulmas\u0131, alet ar\u0131zas\u0131na yol a\u00e7mas\u0131 kolay \u0131s\u0131 birikimi ve a\u015f\u0131nman\u0131n nedenidir.<\/p>

(5) Malzemenin sertle\u015ftikten sonra i\u015flenmesi zorla\u015ft\u0131\u011f\u0131ndan, m\u00fcmk\u00fcn oldu\u011funca titanyum ala\u015f\u0131m\u0131n\u0131n en yumu\u015fak durumunda i\u015flenebilir, \u0131s\u0131l i\u015flem malzemenin mukavemetini artt\u0131r\u0131r ve b\u0131\u00e7a\u011f\u0131n a\u015f\u0131nmas\u0131n\u0131 artt\u0131r\u0131r.<\/p>

(6) Kesmek i\u00e7in b\u00fcy\u00fck u\u00e7 yar\u0131\u00e7ap\u0131 veya pah kullan\u0131n ve kesme i\u015flemine daha fazla b\u0131\u00e7ak yerle\u015ftirmeye \u00e7al\u0131\u015f\u0131n. Bu, kesme kuvvetini ve her noktadaki \u0131s\u0131y\u0131 azaltabilir ve yerel hasar\u0131 \u00f6nleyebilir. Titanyum ala\u015f\u0131m\u0131n\u0131n frezelenmesinde, kesme h\u0131z\u0131 tak\u0131m \u00f6mr\u00fc VC \u00fczerinde en b\u00fcy\u00fck etkiye sahiptir ve bunu radyal kesme (frezeleme derinli\u011fi) AE izler.<\/p>

\"\"<\/figure>

Titanyum i\u015fleme problemini \u00e7\u00f6zmek i\u00e7in b\u0131\u00e7aktan ba\u015flayarak<\/strong><\/strong><\/p>

Titanyum ala\u015f\u0131ml\u0131 i\u015flemede b\u0131\u00e7a\u011f\u0131n oluk a\u015f\u0131nmas\u0131, genellikle \u00f6nceki i\u015fleme taraf\u0131ndan b\u0131rak\u0131lan sertle\u015ftirme tabakas\u0131n\u0131n neden oldu\u011fu kesme derinli\u011fi y\u00f6n\u00fc boyunca arka ve \u00f6n\u00fcn yerel a\u015f\u0131nmas\u0131d\u0131r. Kesici alet ve i\u015f par\u00e7as\u0131 malzemesinin 800 over \u00fczerindeki i\u015flem s\u0131cakl\u0131\u011f\u0131nda kimyasal reaksiyonu ve dif\u00fczyonu da oluk a\u015f\u0131nmas\u0131n\u0131n olu\u015fum nedenlerinden biridir. \u00c7\u00fcnk\u00fc i\u015fleme s\u00fcrecinde, i\u015f par\u00e7as\u0131n\u0131n titanyum molek\u00fclleri b\u0131\u00e7a\u011f\u0131n \u00f6n\u00fcnde birikir ve b\u0131\u00e7a\u011fa y\u00fcksek bas\u0131n\u00e7 ve y\u00fcksek s\u0131cakl\u0131kta \u201ckaynaklan\u0131r\u201d ve tala\u015f birikmesi t\u00fcm\u00f6r\u00fc olu\u015fturur. Tala\u015f birikimi b\u0131\u00e7aktan soyuldu\u011funda, b\u0131\u00e7a\u011f\u0131n semente karb\u00fcr kaplamas\u0131 al\u0131n\u0131r. Bu nedenle titanyum ala\u015f\u0131m\u0131 i\u015fleme i\u00e7in \u00f6zel b\u0131\u00e7ak malzemesi ve geometri gereklidir.<\/p>

Titanyum i\u015flemeye uygun tak\u0131m yap\u0131s\u0131<\/strong><\/strong><\/p>

Titanyum ala\u015f\u0131ml\u0131 i\u015flemenin odak noktas\u0131 \u0131s\u0131d\u0131r. Is\u0131y\u0131 h\u0131zl\u0131 bir \u015fekilde gidermek i\u00e7in kesme kenar\u0131na \u00e7ok miktarda y\u00fcksek bas\u0131n\u00e7l\u0131 kesme s\u0131v\u0131s\u0131 zaman\u0131nda ve do\u011fru bir \u015fekilde p\u00fcsk\u00fcrt\u00fclmelidir. Piyasada titanyum ala\u015f\u0131m\u0131 i\u015fleme i\u00e7in \u00f6zel olarak kullan\u0131lan benzersiz bir freze b\u0131\u00e7a\u011f\u0131 yap\u0131s\u0131 vard\u0131r.<\/p><\/div>","protected":false},"excerpt":{"rendered":"

Physical phenomena in titanium processing The cutting force of titanium alloy is only slightly higher than that of steel with the same hardness, but the physical phenomenon of titanium alloy processing is much more complex than that of steel processing, which makes the titanium alloy processing face great difficulties. Most titanium alloys have very low…<\/p>","protected":false},"author":2,"featured_media":19831,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[79],"tags":[],"class_list":["post-19828","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-materials-weekly"],"jetpack_featured_media_url":"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2020\/05\/\u56fe\u72471-8.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/posts\/19828","targetHints":{"allow":["GET"]}}],"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=19828"}],"version-history":[{"count":0,"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/posts\/19828\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/media\/19831"}],"wp:attachment":[{"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/media?parent=19828"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/categories?post=19828"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/tags?post=19828"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}