Cov ntsiab lus kev paub ntawm Brazing pob zeb diamond pob zeb (Tshooj 1)

 

Cov Ntsiab Lus: Pob Zeb Diamond, cov khoom pob zeb diamond, cov cuab yeej tawg, tshuab luam yeeb, kev siv ntawm cov cuab yeej pob zeb hauv pob zeb pob zeb

 

 

 

Pob zeb diamond yog cov khoom ua haujlwm uas sib txuas ntau yam khoom zoo. Nws yog cov khoom siv nyuaj tshaj plaws tau tshawb pom hnub, thiab nws cov khoom siv kho qhov muag, cua nab, thiab cov khoom siv tshuab ntxiv txhim kho nws cov xwm txheej uas yog cov khoom siv ua haujlwm. Pob zeb diamond tau muab faib ua ob pawg loj: Lub pob zeb thiab hluav taws xob hluav taws xob. Lub pob zeb hluavtaws hluavtaws ntxiv tau muab faib ua ib qho Crystal thiab polycrystalline. Tag nrho peb hom pob zeb diamond tuaj yeem siv los ua pob zeb diamond cov cuab yeej.

 

Nyob rau hauv xyoo tsis ntev los no, Ntiaj teb hluavtaws pob zeb diamond ntau tau mus txog 15 billion carats, nrog Tuam Tshoj xwm yeem qeb duas ua ntej hauv hluavtaws pob zeb diamond. Tuam Tshoj, ib tus menyuam yaus mus rau kev ua lag luam, tau ntsib kev loj hlob sai ntawm ob lub xyoos dhau los, tsis yog ua tiav lub ntiaj teb siab tshaj plaws tab sis kuj tseem tab tom muaj ntau cov cuab yeej tshiab.

Pob zeb diamond cov cuab yeej muaj ntau cov kev siv, feem ntau hauv kev ua pob zeb, tej hub hloov kho, cov drilling geological, roj Drilling, thiab mining. Lawv kuj tseem ua lub luag haujlwm tseem ceeb hauv kev tsim kho, cov ntaub ntawv hauv tsev, machining, kho qhov muag thiab cov hniav nyiaj hniav kub thiab hluav taws xob. Niaj hnub tsim yog tsim tau cov cuab yeej siv hluav taws xob pob zeb diamond, thiab cov cuab yeej siv high-apecting yog nce zuj zus ntawm kev txhim kho ntawm pob zeb diamond tej cov cuab yeej. Kev nrawm nrawm, ultra-siab-siab-siab-siab-siab-siab, thiab ultra-precision tej thiab sib tsoo, thiab tam sim no muaj txiaj ntsig los ntawm cov cuab yeej pob zeb. Pob zeb diamond cov cuab yeej tuaj yeem raug sau cia los ntawm daim ntawv thov, suav nrog kev pom cov cuab yeej, sib tsoo thiab cov cuab yeej sib tshuam, thiab xaim duab tuag.

 

 

Pob zeb diamond sawing cov cuab yeej yog catororized los ntawm pob zeb diamond pack pom nplooj, pob zeb diamond hlau saws, thiab lub pob zeb diamond hau saws. Pob zeb diamond pom hniav yog tam sim no cov khoom lag luam zoo tshaj plaws hauv cov khoom lag luam zeb thiab kev tsim kho, dav siv rau cov khoom lag luam xws li granite, marble, ceramics, thiab pob zeb. Nyob rau hauv cov ntsiab lus ntawm ntsuab tsim, lub pob zeb diamond kaw tau txhim kho ntawm ntau cov saws ua ke saws, nrog cov neeg laib pom kev ua piv txwv. Neeg pom cov feature dozens ntawm pob zeb diamond pom sab mounted sab ntawm ib sab ntawm lub ntsej muag, ua tiav ob peb zaug ntau dua cov abrasive saws. Lub txiaj ntsig txiav tsim kom du, txawm tias hla-ntu, txo qis kev sib tsoo thiab ua haujlwm polishing. Pob zeb diamond hlau saws feem ntau yog siv rau chaw txua npe granite thiab marble, txiav cov pob zeb loj, lossis txiav maj mam hloov mus ua cov pob zeb tshwj xeeb xws li thiab cov nplais. Pob zeb diamond hlau pom muaj peev xwm los ua kom meej meej, nqaim-kerf txiav ntawm cov ntaub ntawv nyuaj thiab tawv tawv, ua kom dav siv nyob rau hauv semiconductor thiab photovoltaic cell slicing. Lawv kuj ua rau pom muaj txiaj ntsig zoo hauv kev ua Ceramics, quartz, ntoo, thiab lwm yam ntaub ntawv.

 

Pob zeb diamond sib tsoo thiab cov cuab yeej polishing yog ib lo lus dav dav rau cov geometrality zoo li abrasives uas siv cov pob zeb diamond siv. Pob zeb diamond Abrasives muaj kev sib tsoo sib tsoo tiav, muaj txiaj ntsig zoo, cov nqi ua haujlwm qis, thiab lub neej tsim khoom ntev. Cov khoom siv hluav taws xob sib tsoo xws li cov hlua sib tsoo, sib tsoo lub hau, cov log tsheb sib tsoo, honing log, thiab honing blocks.

 

Cov cuab yeej pob zeb diamond yog cov cim los ntawm kev ua kom zoo nkauj heev thiab coj kev sib txhuam, tsis muaj kev sib txhuam ntawm kev sib txhuam, thiab cov roj cua tsis zoo rau cov hlau uas tsis muaj hlau. Pob zeb diamond cov cuab yeej tuaj yeem siv rau machining nyuaj thiab cerosic cov ntaub ntawv (xws li cov ntaub ntawv tsis sib xws (xws li tooj liab alloys thiab aluminium alloys). Pob zeb diamond cov cuab yeej tuaj nyob rau hauv ntau hom kev ua tau zoo, qauv, kev npaj, thiab thaj chaw thov. Cov cuab yeej pob zeb diamond xws li pob zeb diamond tig cov cuab yeej, pob zeb diamond milling cutters, pob zeb diamond tho cov khoom, thiab pob zeb diamond troting cov cuab yeej.

 

Pob zeb diamond laum Cov cuab yeej yog cov cuab yeej Drilling Tshaj Plaws, muab cov nqi siab zoo, thiab cov nqi drilling loj. Pob zeb diamond Laum cov khoom lag luam yog feem ntau cov roj av, hluav taws xob tshawb nrhiav tho, rho tawm cov khoom siv iav, thiab cov khoom siv cov khoom siv laum.

 

 

 

Vim tias cov kev txwv nyob hauv lub pob zeb diamond tsim thev naus laus zis, cov pob zeb diamond twg yog qhov me me, feem ntau muab cov hmoov uas zoo lossis hmoov zoo. Qhov no nthuav tawm txoj kev sib tw hauv daim ntawv thov pob zeb diamond. Txij li pob zeb diamond tuaj yeem paub meej tag nrho cov khoom zoo thaum txuas nrog cov khoom sib txuas, sib txuas nrog cov matrix yog qhov tseem ceeb rau nws cov ntawv thov.

 

Pob zeb diamond yog inherently tsis sib xws nrog cov hlau ntau. Lub cev, pob zeb diamond yog tsis sib xws nrog lwm cov ntaub ntawv, thiab siv lub pob zeb, xim hlau, lawv tsis sib xws, cov kev txwv pob zeb diamond.

 

Nyob rau hauv lub hnub thaum ntxov ntawm lub pob zeb diamond kev thov, kev kho tshuab yog thawj txoj kev, raws li pom hauv cov cuab yeej zoo li lub pob zeb diamond thiab iav cutters. Cov cuab yeej no yuav tsum muaj pob zeb diamond loj.

 

Rau me me pob zeb diamond hais, kev teeb tsa tshuab yog ze li tsis yooj yim, ua rau kev txhim kho electroplated kev teeb tsa txoj kev teeb tsa. Cov txheej txheem dav dav rau cov cuab yeej electroplating pob zeb diamond, xaim tshuaj ntxuav tes, kub ntxuav, tank ntxuav, tshuaj ntsuam, thiab cov cuab yeej ntxuav, thiab cov cuab yeej siv thiab ua tiav.

 

Cov pob zeb hluav taws xob tsis muaj lub zog tsis muaj zog thiab lub pob zeb diamond me, uas cuam tshuam rau kev txiav plaub hau thiab cov tawv ncauj. Brazed pob zeb diamond pob zeb diamond hais txog cov kev ua tsis zoo no. Brazed pob zeb diamond pob zeb diamond tau raug faib ua cov saum npoo tsev thiab impregnated. Cov cuab yeej teeb koom nrog Brazing pob zeb diamond ncaj qha rau hauv cov chaw sab nraud, thaum Impregnated cov cuab yeej muaj nrog lwm cov ntaub ntawv los ua ib qho kev sib xyaw. Sintering cov txheej txheem ntawm pob zeb diamond muaj yog qhov tseem ceeb ib tug diffusion brazing txheej txheem nruab nrab ntawm lub pob zeb diamond thiab substrate. Los ntawm kub nias lub pob zeb diamond thiab carbide mus rau hauv kev cog lus (PDC), pob zeb diamond sib txuas yog hloov mus rau hauv tus kws ua haujlwm carbide.

 

 

Cov txheej txheem Sintering ntawm lub pob zeb diamond mev (feem ntau paub cov hniav) kuj yog cov txheej txheem diffusion brrazing. Pob zeb diamond Tool tuaj yeem raug categorized rau peb hom loj: Pob zeb diamond hniav brazing, thiab PDC Composite daim ntawv branzing.

 

Qhov kub lossis txias nias Sintering ntawm pob zeb diamond tuaj yeem yog qhov txheej txheem diffusion brrazing. Nyob rau hauv thaum ntxov hnub ntawm pob zeb diamond hniav kev tsim, tsawg-kub hlau hmoov feem ntau yog feem ntau melt-dolt-dolt-diffusion brazed nrog high-kub hlau hmoov kom ntxiv ruaj ntseg lub pob zeb diamond. Nrog thev naus laus zis txhim kho, muaj cov hmoov ua ntej ua ntej muaj carbide-tsim cov ntsiab lus (xws li chromium-accadium, titanium, thiab molybdenum) tau tshwm sim. Diffusion Brazing lossis Brazing tau ua tiav los ntawm kev rov ua haujlwm ua ntej-alloy hmoov nrog pob zeb diamond los ua cov carbides. Kev tsim kho carbide yog qeeb, tshwm sim los ntawm kev sib nrig sib kho thiab tsiv teb tsaws ntawm cov khoom ua haujlwm hauv cov hmoov ua ntej thiab cov pa roj carbon monoxide. Cov txheej txheem no yuav tsum muaj lub sijhawm ntev ntawm qhov kub thiab txias rau qhov tshwm sim Atomic diffusion thiab cov tshuaj tiv thaiv tshwm sim, ua cov xovxwm kub tau yooj yim ua tiav cov txheej txheem diffusion.

 

Brazing ib-txheej pob zeb diamond cov cuab yeej feem ntau yog siv ib qho kev ua haujlwm lossis npib tsib xee los ua cov tub rog ua haujlwm. Tus txheej txheem no, dhau ntawm lub xub ntiag ntawm cov khoom carbide muaj zog lossis cov khoom siv hlau me, tsim cov khoom siv hlau me me, txhim kho txheej txheem brazing ntawm lub pob zeb diamond. Ib Leeg Txheej Crezed Cov Cuab Yeej Muaj feem pua ​​ntawm cov pob zeb diamonds uas tiv thaiv, ua kom muaj kev tshem tawm zoo. Qhov kev npaj cov kev ua haujlwm ntawm pob zeb diamond tsis tsuas yog ua kom muaj kev faib tawm lub pob zeb diamond ntawm lub zog, txuas ntxiv txo cov nqi hluav taws xob, cov nqi qis dua thiab txhim kho cov kev txiav nyiaj.

 

Brazing pob zeb diamond twj qhia tam sim no cov kev sib tw txawv txawv. Ua ntej, cov lus qhia cuab yeej yog hmoov metallurgy cov khoom lag luam nrog ntau capillaries. Thib ob, cov lus qhia cuab yeej yog Sintered, tshwm sim nyob rau hauv muaj cov oxides ntawm ob qho tib si sab thiab hauv. Thib peb, cov cuab yeej qhia cov lus sib txawv sib txawv sib txawv, tso cov khoom tseem ceeb ntawm cov khoom lag luam brazing thiab cov txheej txheem.

 

Vim tias PCD qhov cua sov tso cai yog txwv (feem ntau kub-resistant kub tshaj li 720-780 raws li cov khoom lag luam los tom khw yog feem ntau siv. Txawm li cas los xij, cov khoom siv nyiaj niaj hnub raws li cov khoom lag luam brazing muaj cov cua sov tsis kam thiab tsis zoo wettability rau pob zeb diamond thiab carbide. Tam sim no, Tshwj xeeb PDC Cov Khoom Siv Brazing muaj uas tuaj yeem ua tau raws li cov khoom siv pdc los ntawm kev txhim kho lub zog pdc los ntawm kev ua kom muaj zog thiab ua kom zoo dua cov txheej txheem brazing.

 

 

 

Tom qab lub 1930s, hmoov metallurgy promocized principles tau siv los tsim cov pob zeb diamond pob zeb pom tuaj. Cov cuab yeej thaum ntxov tau yog feem ntau sintered los ntawm pob zeb diamond, siab-yaj-taw tes pob txha pob txha, thiab cov tub lim dej tsawg melting-point siv raws li cov crazing muab tub lim. Tom qab 1960, pob zeb diamond cov cuab yeej sai sai, thiab muaj ntau lub tsev kawm pib tshawb fawb matrix hmoov. Pre-alloyed hmoov brazing fillers, tshwj xeeb, kev ua si nce siab ntxiv rau lawv cov kev sib cais brrazing cov cuab yeej hauv cov cuab yeej pob zeb.

 

Thaum siv cov cuab yeej pob zeb diamond, tus nqi tseem ceeb ntawm lub pob zeb diamond yog ploj vim yog kev hnav, ntau dua li hnav thiab tsis ua haujlwm ntawm lub pob zeb diamond lawv tus kheej. Qhov no ua rau muaj pob zeb diamond tsawg ntawm kev siv. Qhov no yog vim tias kev ua pob zeb diamond ib txwm muaj kev sib raug zoo ntawm cov neeg kho tshuab encapsulation ntawm pob zeb diamond hauv lub pob zeb diamond nyob rau hauv matrix. Txij li pob zeb diamond tsis ntub cov hlau matrix cov khoom siv rau qee qhov siab, lub pob zeb yooj yim cais tawm ntawm cov hlau sib dhos, txo qhov kev ua tau zoo thiab lub neej ntawm lub cuab yeej pob zeb diamond. Txhim kho lub pob zeb diamond encapsulation muaj peev xwm ntawm matrix yog qhov kev ntsuas zoo tshaj plaws los tiv thaiv lub pob zeb diamond ploj. Thaum pib, txoj kev no feem ntau tsom rau kev txhim kho tuav los ntawm cov neeg kho tshuab extrusion thiab encapsulation, tshwm sim los ntawm theem kev hloov pauv hauv matrix hmoov. Tshaj dhau ob xyoo dhau los, tshawb fawb txog cov tshuaj metallurgical sib koom ua ke ntawm cov hmoov ua ntej ua ntej nrog pob zeb diamond tau muaj zog.

 

Ntxiv cov khoom siv carbide muaj zog xws li npib tsib xee, titrakium, ntxiv dag zog rau cov hmoov av uas muaj zog rau cov pob zeb tawg, ua kom cov neeg siv hluav taws xob ua ntej, ua kom muaj zog ntxiv rau cov hmoov av uas muaj zog, thiab siv cov tshuaj tsw qab, ntxiv dag zog rau cov hmoov av uas muaj zog, thiab cov chromasten ua ntej rau kev sib cais ntawm cov phooj ywg thiab pob zeb diamond. Qhov no nce lub pob zeb diamond tus ntug qhov siab thaum sib tsoo, txhim kho kev txiav efficiency thiab pob zeb diamond siv. Tsis tas li ntawd, cov hmoov ua ntej ua ntej, ua yeeb yam li cov tub lim cov tub rog, ua kom muaj lub pob zeb ruaj khov thiab sib xws ntawm pob zeb diamond tej khoom. Lub xeev tseem ceeb ntawm cov khoom lag luam tshiab thiab thev naus laus zis ntawm cov hmoov nplej

Vim tias qhov ntsuas kub me me ntawm cov hmoov ua ntej tau sib cais, thaum txias thiab sintering yog cov kua tsheb ciav hlau-theem diffusion brazing txheej txheem. Ob qho tib si kub thiab txias nias cov txheej txheem ua kom ntub cov tshuaj tiv thaiv ntawm high-melting cov ntsiab thiab pob zeb diamond ntawm kev kub ntxhov.

 

Reactive pre-alloy freaters, hloov cov khoom lag luam hlau, tsis muaj peev xwm sib xyaw ntawm cov khoom sib xyaw ua ke, kev sib xyaw ua ke ntawm cov khoom sib xyaw ua ke, kev sib txuas nrog cov hmoov av uas tsis muaj zog, kev sib cav hauv cov txheej txheem sib txawv, cov qauv sib txawv ntawm cov khoom sib xyaw, thiab tsis ruaj khov ua ke lub zog. Cov neeg kho tshuab tuav cov nyhuv ntawm lub pob zeb diamond inlay yog qhov zoo rau ib qho kev sib txuas / brazing composite, uas txhim kho lub pob zeb diamond hniav qhov siab thiab nruj. Thaum txiav granite nrog cov hniav npaj npaj nrog cov khoom tseem ceeb ntawm lub xeev cov ntaub ntawv tshiab ntawm 1.5 txog 2 zaug thiab cov hniav pom lub neej tuaj yeem txuas ntxiv los ntawm 1.2 txog 1.6 zaug.

 

 

Ua ncaj qha ntawm ib-txheej pob zeb diamond cov cuab yeej feem ntau feem ntau feem ntau yog cov cuab yeej hnav, thiab cov cuab yeej siv pob zeb, pob zeb sib tsoo, thiab pob zeb diamond cov ntaub ntawv. Tus txheej txheem brazing ua tiav lub sib txuas metallurgical sib txuas ntawm lub pob zeb diamond, brazing cev tub rog, thiab cov hlau substrate, ua rau muaj lub siab sib xyaw ua ke. Lub pob zeb diamond lub ntug qhov siab yog qhov ntau dua li qhov ua tiav nrog electroplating. Raws li ib tug tshwm sim, brazed ib-txheej pob zeb diamond condance, muaj cov nti loj clearance, tsis tshua muaj kev daig thaum siv, thiab ua tiav lub pob zeb diamond siab siab.

 

Feem ntau cov tub lim cov neeg muab tub rog muaj cov hlau hluav taws xob tsis muaj teeb meem, thiab pob zeb diamond muaj kev cuam tshuam rau graphitization thiab oxidation thaum kub. Vim kev hloov pauv ntawm pob zeb diamond, kub yuav tsum tsis pub tshaj 1050 degree, txawm tias ib puag ncig nqus tsev. Pob zeb diamond Brazing muaj qhov txwv tsis pub xaiv ntawm cov tub rog crazing. Tus xaiv cov tub rog yuav tsum ua kom ntseeg tau zoo ntub nrog pob zeb diamond thiab tsim cov tshuaj lom neeg thiab sib txuas nrog nws. Nws yuav tsum muaj cov ntse thiab tsis txhob muaj xeb ntau dhau. Tsis tas li ntawd, cov muab tub lim hlau cov khoom yuav tsum tau ua haujlwm nrog cov khoom ua haujlwm kom ntseeg tau lub ntsej muag ci ntsa iab thiab lub neej kev pabcuam ntev.

 

Carbide-tsim cov ntsiab xws li titanium, zirconium, chirconium, thiab lawv cov huab cua dub ntub dej zoo heev, ua rau lub pob zeb diamond heev, ua rau lub pob zeb diamond ntau dhau lawm, ua rau lub pob zeb diamond ntau dhau lawm, ua rau lub pob zeb diamond ntau dhau lawm Cobalt, hlau, thiab txhuas kom zoo ntub dej pob zeb diamond hauv lawv cov kua hauv lub xeev, tab sis lawv yog cov xeb hnyav hauv lawv qhov kub thiab txias ntau yam. Tam sim no, ob cov txheej txheem sib xws yog siv los txhim kho pob zeb diamond wettability thiab txo cov thermal kev puas tsuaj. Ib qho cuam tshuam ntxiv cov ntsiab lus ua kom nquag plias cov ntsiab lus rau cov roj pleev cov roj caws kom txhim kho lawv cov wettability los txhim kho lawv cov wettability thiab affinity rau pob zeb diamond. Lwm tus cuam tshuam coating lub pob zeb diamond nto nrog hlau. Thaum brazing nrog high-melting-point brazing alloys, cov nplaim hlau zoo tiv thaiv cov pob zeb diamond, txo nws cov wettability.

 

Ob hom loj ntawm cov tshiab brazing alloys tau tsim los ntawm kev ntxiv cov ntsiab lus los ntawm ag-cu, cu-sn, thiab ni-cr. AG-CU thiab CU-Melting-Melting Brazing Alloys yog feem ntau tsim kev puas tsuaj rau lub pob zeb diamond, tab sis cov txiaj ntsig brazed tsis muaj zog, ua rau nws nyuaj ua tiav kev sib tsoo. Pob zeb diamond cuab yeej nrog ni-cr alloys muaj kev tshwm sim zoo hnav coj mus thiab kub tsis kam.

Cov txheej txheem rau brazing ib leeg-siv lead ua lossis ib txheej pob zeb diamond nrog lub tshuab nqus tsev, thiab thaiv cov roj ntau zaus Induction Induction Brazing. Brazing hauv lub tshuab nqus dej muaj kev ua haujlwm siab thiab muaj cov khaub ncaws sib xyaw ua ke, thiab tuaj yeem Weld Workpieces nrog cov qauv nyuaj thiab qhov loj me. Laser brazing siv cov nqaj laser ua qhov pib kub. Thaum lub sij hawm vuam, lub workpiece nyob hauv zos nrawm nrawm, thiab lub cam khwb siab rau lub sijhawm luv, uas tuaj yeem tiv thaiv lub pob zeb diamond luv luv los ntawm kev ua haujlwm. Cov roj thaiv cov thaiv cov khoom lag luam loj tshaj plaws yog siv cov khoom lag luam siab ntau zaus los ntawm kev ua kom sov thiab ua kom zoo tib lub sijhawm. Nws muaj cua sov siab kub, kub ceev ceev ceev, thiab yog yooj yim los tswj qhov kub. Nws kuj tseem tuaj yeem kub nyob hauv zos thiab yog ib qho yooj yim ua tiav kev tswj tsis siv neeg.

 

Kab lus no tham txog cov ntsiab cai ntawm Brazing tshuab hluav taws xob, kev txhim kho ntawm cov khoom lag luam hauv cov khoom, cov ntaub ntawv, thiab khoom siv. Nws tseem tawm tswv yim rau yav tom ntej kev coj ua ntawm brazing technology hauv kev lag luam twj ua pob zeb diamond.

 

(Qhov no brazed brazed pob zeb diamond backed velvet polishing pad tau zoo sib xyaw ua ke nrog pob zeb diamond ciam. Ua sib tsoo ntse thiab muaj txiaj ntsig ntau dua.)

 

 

Txheem ntawm kab lus no:

• 1. Pob zeb cov cuab yeej thiab lawv cov kev ntseeg
• 2. Cov ntawv ntawm pob zeb diamond sib txuas
• 3. Kev thov ntawm brazing thev naus laus zis hauv pob zeb pob zeb
• 4. Diffusion Brazing Thaum Lub Pob Zeb Diamond Matrix Sintering
• 5. Brazing ntawm ib-txheej pob zeb diamond cov cuab yeej
• 6. Brazing ntawm pob zeb diamond ntu rau matrix
• 7. Brazing ntawm pob zeb diamond sib xyaw
• 8. Pob Zeb Tool Brazing khoom thiab cov txheej txheem
• 9. Kev loj hlob hauv kev loj hlob hauv pob zeb diamond Tool Brazing
• 10. Xaus

Vim tias qee qhov chaw tsawg, lub vev xaib no tau muab faib ua ob ntu rau koj siv.

 

Cov ntsiab lus kev paub ntawm Brazing pob zeb diamond pob zeb (Tshooj 2)