{"id":13555,"date":"2019-07-13T02:18:34","date_gmt":"2019-07-13T02:18:34","guid":{"rendered":"https:\/\/www.meetyoucarbide.com\/?p=13555"},"modified":"2020-05-07T01:41:50","modified_gmt":"2020-05-07T01:41:50","slug":"what-should-you-know-about-brazing-of-carbide-brazed-tools","status":"publish","type":"post","link":"https:\/\/www.meetyoucarbide.com\/tr\/what-should-you-know-about-brazing-of-carbide-brazed-tools\/","title":{"rendered":"Karb\u00fcr Kaynakl\u0131 Aletleri Lehimleme Hakk\u0131nda Bilmeniz Gerekenler"},"content":{"rendered":"

Karb\u00fcr lehimli aletlerin lehimlenmesi i\u00e7in kullan\u0131lmas\u0131 gereken ana \u00fcr\u00fcnler, kesme aletlerinin, \u00f6l\u00e7\u00fcm aletlerinin, kal\u0131plar\u0131n ve kaz\u0131 aletlerinin bimetal yap\u0131s\u0131d\u0131r. Bu bimetalik yap\u0131n\u0131n \u00f6zelli\u011fi, kesme par\u00e7alar\u0131n\u0131n \u00e7imentolu karb\u00fcr olmas\u0131 ve matrisin karbon \u00e7eli\u011fi veya d\u00fc\u015f\u00fck ala\u015f\u0131ml\u0131 \u00e7elik, genellikle orta karbon \u00e7eli\u011fi olmas\u0131d\u0131r. Bir bimetalik yap\u0131, bu t\u00fcr i\u015f par\u00e7as\u0131 \u00fczerinde, \u00f6zellikle s\u0131k\u0131\u015ft\u0131rma e\u011filmesi, darbe veya alternatif y\u00fckler alt\u0131nda etki eden muazzam gerilimi hafifletebilir. Karb\u00fcr lehimli aletlerin \u00e7o\u011fu orta karbonlu \u00e7elik veya d\u00fc\u015f\u00fck ala\u015f\u0131ml\u0131 \u00e7elik matrisine kaynak yap\u0131l\u0131r. Sert lehim i\u015flemi, \u00e7imentolu karb\u00fcr\u00fcn performans\u0131 ile yak\u0131ndan ilgilidir ve sert lehim performans\u0131, \u00e7imentolu karb\u00fcr\u00fcn kullan\u0131m etkisini do\u011frudan etkiler.<\/p>

\u00c7imentolu karb\u00fcrler y\u00fcksek oranda karb\u00fcr ve ala\u015f\u0131m elementleri i\u00e7erir. Kaynaklanabilmelerine ra\u011fmen, lehimleme s\u0131ras\u0131nda yap\u0131ya ve \u00e7atlaklara e\u011filimlidirler. Tatmin edici kaynakl\u0131 ba\u011flant\u0131lar elde etmek i\u00e7in s\u0131n\u0131rl\u0131 teknolojik \u00f6nlemler al\u0131nmal\u0131d\u0131r. Karb\u00fcr lehimli araca kaynak yapma ihtiyac\u0131n\u0131n bir ba\u015fka nedeni, karb\u00fcr lehimli aletin y\u00fcksek k\u0131r\u0131lganl\u0131k, zay\u0131f tokluk ve y\u00fcksek fiyat eksikliklerine sahip olmas\u0131d\u0131r.<\/p>

<\/p>

Karb\u00fcr lehimli aletlerin lehimleme \u00f6zellikleri<\/h2>

Do\u011frusal genle\u015fme katsay\u0131s\u0131 ve lehimleme \u00e7atla\u011f\u0131 aras\u0131ndaki ili\u015fki<\/h3>
\"do\u011frusal<\/figure>

Karb\u00fcr lehimli alet kaynaklar\u0131ndaki karb\u00fcr lehimli alet, k\u00fc\u00e7\u00fck bir bile\u015fime sahiptir ve nispeten kal\u0131n bir \u00e7elik destek malzemesine sabitlenmi\u015ftir. Karb\u00fcr lehimli aletin do\u011frusal genle\u015fme katsay\u0131s\u0131, ortak \u00e7elikten olduk\u00e7a farkl\u0131 olan 401-7.0 * 10'dur. Karb\u00fcr lehimli aletin do\u011frusal genle\u015fme katsay\u0131s\u0131 ile \u00e7elik aras\u0131ndaki fark, diki\u015f so\u011futuldu\u011funda b\u00fcy\u00fck strese neden olur. Her iki karb\u00fcr lehimli alet ve \u00e7elik \u0131s\u0131t\u0131ld\u0131\u011f\u0131nda serbest\u00e7e geni\u015fler, ancak \u00e7eli\u011fin b\u00fcz\u00fclmesi, so\u011futuldu\u011funda karb\u00fcr lehimli aletinkinden \u00e7ok daha b\u00fcy\u00fckt\u00fcr. Bu s\u0131rada, kaynak s\u0131k\u0131\u015ft\u0131r\u0131lm\u0131\u015f gerilime maruz kal\u0131rken, karb\u00fcr lehimli aletin y\u00fczeyi gerilme gerilimine maruz kalmaktad\u0131r. Kal\u0131nt\u0131 gerilme, \u00e7imentolu karb\u00fcr\u00fcn \u00e7ekme mukavemeti veya \u00e7atlama direnci gereklili\u011finden daha b\u00fcy\u00fckse, karb\u00fcr lehimli tak\u0131m lehimlemesindeki \u00e7atlaklar\u0131n ana nedenlerinden biri olan \u00e7imentolu karb\u00fcr y\u00fczeyinde \u00e7atlaklar olu\u015fabilir.<\/p>

Lehimleme Stresinin Etkisi<\/h3>
\"Lehimleme<\/figure>

Kaynakl\u0131 ba\u011flant\u0131 b\u00f6lgesinde kalan gerilim potansiyel bir tehlikedir. Lehimlemeden hemen sonra \u00e7atlaklar bulunmasa da, daha sonraki ta\u015flama, depolama veya kullan\u0131m s\u0131ras\u0131nda olu\u015fmaya meyillidir ve bu da tak\u0131m hurdalar\u0131na neden olur. Semente karb\u00fcr\u00fcn sert lehim alan\u0131 b\u00fcy\u00fcd\u00fck\u00e7e sert lehim stresi de artar ve \u00e7atlama olas\u0131l\u0131\u011f\u0131 artar.<\/p>

Karb\u00fcr lehimli alet aletlerinin lehimlenmesinde, lehimleme s\u0131cakl\u0131\u011f\u0131n\u0131 d\u00fc\u015f\u00fcrmek, lehimlemeden \u00f6nce \u00f6n \u0131s\u0131tma ve yava\u015f\u00e7a so\u011futma, plastik dolgu metalini se\u00e7me, dengeleme contalar\u0131 ekleme ve eklem yap\u0131s\u0131n\u0131 iyile\u015ftirme gibi sert lehimleme etkisini en aza indirmek i\u00e7in \u00f6nlemler al\u0131nmal\u0131d\u0131r. Geni\u015f alan \u00e7imentolu karb\u00fcr lehimleme<\/p>

Sertlikten ba\u011f\u0131ms\u0131z olarak lehimleme stresini azaltmak ve \u00e7atlak \u00fcretimini \u00f6nlemek i\u00e7in \u00f6zel \u00f6nlemler al\u0131nmal\u0131d\u0131r.<\/p>

Sert lehimleme s\u0131ras\u0131nda oksidasyon<\/h3>
\"Sert<\/figure>

Karb\u00fcr lehimli alet havada 800 dereceden fazla \u0131s\u0131t\u0131ld\u0131\u011f\u0131nda, karb\u00fcr lehimlenmi\u015f aletin y\u00fczeyi oksijensizle\u015fmeye ba\u015flar ve dekarb\u00fcrizasyon fenomeni e\u015flik eder. 950 santigrat dereceden 1100 santigrat dereceye kadar \u0131s\u0131t\u0131ld\u0131\u011f\u0131nda, karb\u00fcr lehimli aletin y\u00fczey tabakas\u0131 h\u0131zl\u0131 oksitlenmeye maruz kalacakt\u0131r, bu da \u00e7imentolu karb\u00fcr\u00fcn mekanik \u00f6zelliklerini azaltabilir. Oksidasyon filmi. Karb\u00fcr lehimli aletin y\u00fczeyinde oksit tabakas\u0131n\u0131n bulunmas\u0131 ayr\u0131ca kayna\u011f\u0131n sertli\u011fini de azalt\u0131r. Bu nedenle, sert lehimleme kalitesini art\u0131rmak i\u00e7in \u00f6nemli bir \u00f6nlem olan \u00e7imentolu karb\u00fcr\u00fcn sert lehimleme k\u0131s\u0131mlar\u0131ndaki oksidasyon fenomenini en aza indirmek i\u00e7in \u00f6nlemler al\u0131nmal\u0131d\u0131r.<\/p>

<\/p>

Sert lehimli lehimleme aleti ve \u00e7elik lehimleme y\u00f6ntemi<\/h2>

Karb\u00fcr lehimli alet ve \u00e7eli\u011fin ana lehimleme y\u00f6ntemleri oksijen-asetilen alev lehimleme, y\u00fcksek frekansl\u0131 ind\u00fcksiyon lehimleme, temas direnci lehimleme ve \u0131s\u0131tma f\u0131r\u0131nda lehimlemedir.<\/p>

Oksijen-asetilen alev lehimi<\/h3>

Bu en yayg\u0131n kullan\u0131lan lehimleme y\u00f6ntemlerinden biridir. karb\u00fcr lehimli tak\u0131m lehimlemesi, ek \u00f6zel ekipman olmadan genel oksijen-asetilen ekipman\u0131 ile ger\u00e7ekle\u015ftirilebilir. Y\u00fcksek kaliteli karb\u00fcr lehimli alet, oksijen-asetilen alevin \u00f6zelliklerine g\u00f6re makul \u0131s\u0131tma y\u00f6ntemi ve uygun i\u015flem kullan\u0131larak kaynak yap\u0131labilir. Oksijen-asetilen alev lehimleme, k\u00fc\u00e7\u00fck ve orta \u00f6l\u00e7ekli karb\u00fcr lehimli tak\u0131m kesme aletleri, kal\u0131plar ve gruplar halinde \u00f6l\u00e7\u00fcm aletleri i\u00e7in ve ayr\u0131ca sahadaki hasarl\u0131 karb\u00fcr lehimli tak\u0131m madencili\u011fi ara\u00e7lar\u0131n\u0131n onar\u0131m\u0131 i\u00e7in uygundur.<\/p>

\"Oksijen-asetilen<\/figure>

Oksijen-asetilen alevin \u00e7ekirdek s\u0131cakl\u0131\u011f\u0131 yakla\u015f\u0131k 3000 C kadar y\u00fcksektir. Lehimleme \u0131s\u0131t\u0131ld\u0131\u011f\u0131nda, a\u015f\u0131r\u0131 s\u0131cakl\u0131\u011f\u0131n neden oldu\u011fu \u00e7atlamay\u0131 \u00f6nlemek i\u00e7in karb\u00fcr lehimli aleti do\u011frudan \u00e7ekirdekten p\u00fcsk\u00fcrtmekten ka\u00e7\u0131n\u0131lmal\u0131d\u0131r. Lehimlemeden \u00f6nce dolgu metali, dolgu metali ve karb\u00fcr lehimli alet s\u0131rayla yerle\u015ftirilir ve indirgeme alevi, \u00e7imentolu karb\u00fcr\u00fcn yak\u0131n\u0131ndaki taban par\u00e7ay\u0131 \u00f6nceden \u0131s\u0131tmak i\u00e7in kullan\u0131l\u0131r.<\/p>

 Y\u00fcksek frekansl\u0131 ind\u00fcksiyon lehim<\/h3>
\"<\/figure>

Y\u00fcksek frekansl\u0131 ind\u00fcksiyon lehimlemede, 600 kHz frekansl\u0131 ve 10 ila 100 kW aras\u0131ndaki y\u00fcksek frekansl\u0131 ind\u00fcksiyon \u0131s\u0131tma g\u00fc\u00e7 kayna\u011f\u0131 y\u00fcksek frekansl\u0131 ak\u0131m \u00fcretecektir. Y\u00fcksek frekans ak\u0131m\u0131 ind\u00fckt\u00f6rden ge\u00e7ti\u011finde, y\u00fcksek frekans alternatif manyetik alan\u0131 \u00fcretilir ve ind\u00fcklenen ak\u0131m ayr\u0131ca ind\u00fckt\u00f6r\u00fcn kaynakl\u0131 metalinde de \u00fcretilir. Y\u00fcksek frekansl\u0131 \u0131s\u0131tma h\u0131z\u0131 \u00e7ok h\u0131zl\u0131d\u0131r. Lehimi eritmek i\u00e7in \u00e7ok k\u0131sa s\u00fcrede \u00e7ok y\u00fcksek bir s\u0131cakl\u0131\u011fa \u0131s\u0131t\u0131labilir. Y\u00fcksek frekansl\u0131 ind\u00fcksiyon lehimlemede kullan\u0131lan ind\u00fckt\u00f6rler \u00e7o\u011funlukla 5 ila 10 mm \u00e7apl\u0131 bak\u0131r borulardan yap\u0131l\u0131r. \u0130nd\u00fckt\u00f6r\u00fcn geometrisinin ve boyutunun uygun olup olmad\u0131\u011f\u0131, y\u00fcksek frekansl\u0131 ind\u00fcksiyon lehimlemenin \u0131s\u0131tma h\u0131z\u0131n\u0131, s\u0131cakl\u0131k homojenli\u011fini, \u00fcretim verimlili\u011fini ve lehimleme kalitesini belirleyen \u00f6nemli fakt\u00f6rlerden biridir.<\/p>

\u0130leti\u015fim lehim<\/h3>
\"\u0130leti\u015fim<\/figure>

Bu, \u00f6zellikle karb\u00fcr kesicilerin lehimlenmesi i\u00e7in kullan\u0131lan bir lehim makinesinde veya al\u0131n lehimleme makinesinde ger\u00e7ekle\u015ftirilir. Sert lehim transformat\u00f6r\u00fcn\u00fcn sekonder bobin gerilimi 36V'den d\u00fc\u015f\u00fck ve ak\u0131m 1000A'n\u0131n \u00fczerindedir. Sert lehim yaparken, i\u015f par\u00e7as\u0131 iki bak\u0131r elektrot aras\u0131nda s\u0131k\u0131\u015ft\u0131r\u0131l\u0131r. \u0130kincil bobinden gelen g\u00fc\u00e7l\u00fc ak\u0131m kaynakl\u0131 i\u015f par\u00e7as\u0131ndan ge\u00e7ti\u011finde, karb\u00fcr lehimli alet ile \u00e7elik matris aras\u0131ndaki temas direnci taraf\u0131ndan \u00fcretilen \u0131s\u0131, lehimleme dolgu metalini eritmek i\u00e7in lehimleme \u0131s\u0131 kayna\u011f\u0131 olarak kullan\u0131l\u0131r.<\/p>

Bunlar \u00e7imentolu karb\u00fcrleri lehimlemenin baz\u0131 y\u00f6nleri ve bu t\u00fcr bilgileri payla\u015faca\u011f\u0131z. her hafta. Bu t\u00fcr i\u00e7eriklerle ilgilenen denetimler, haftal\u0131k olarak okumak i\u00e7in l\u00fctfen sosyal medyam\u0131za abone olun. \u00c7ok te\u015fekk\u00fcr ederim.<\/p><\/div>","protected":false},"excerpt":{"rendered":"

The main products that need to be used for brazing carbide brazed tools are the bimetallic structure of cutting tools, measuring tools, dies and excavation tools. The characteristic of this bimetallic structure is that its cutting parts are cemented carbide, and the matrix is carbon steel or low alloy steel, usually medium carbon steel. A…<\/p>","protected":false},"author":2,"featured_media":19459,"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-13555","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\/2019\/07\/1-3.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/posts\/13555","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=13555"}],"version-history":[{"count":0,"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/posts\/13555\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/media\/19459"}],"wp:attachment":[{"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/media?parent=13555"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/categories?post=13555"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/tr\/wp-json\/wp\/v2\/tags?post=13555"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}