Xaiv Cov Roj Vuam Uas Yog: Tus yuam sij rau qhov zoo tshaj plaws ntawm kev vuam thiab kev ua haujlwm ruaj khov

— Qhov cuam tshuam ntawm cov pa roj sib txawv rau qhov zoo ntawm kev vuam thiab kev ruaj khov ntawm cov khoom siv

Hauv cov txheej txheem vuam,Kev xaiv cov roj tiv thaiv ncaj qha cuam tshuam rau qhov zoo ntawm vuam, kev ruaj khov ntawm vuam, thiab lub neej ua haujlwm ntawm cov khoom siv. Tshwj xeeb tshaj yog nyob rau hauv laser vuam thiab high-precision

daim ntawv thov vuam, kev xaiv cov roj tiv thaiv kom zoo yog qhov tseem ceeb hauv kev ua kom muaj kev ua haujlwm vuam zoo thiab kev ntseeg tau ntawm cov txheej txheem.

Tsab xov xwm no muab ib qho kev piav qhia txog cov khoom siv feem ntaulaser soldadoracov pa roj thiab lawv cov kev siv scenarios.

UA NTEJ Cov Haujlwm Tseem Ceeb ntawm Cov Pa Roj Vuam

Thaum lub sijhawm vuam, qhov kub ntawm thaj chaw vuam nce siab sai sai hauv lub sijhawm luv luv. Cov hlau nkag mus rau hauv lub xeev molten lossis semi-molten thiab tuaj yeem yooj yim cuam tshuam nrog oxygen thiab nitrogen hauv huab cua.

Cov haujlwm tseem ceeb ntawm cov pa roj tiv thaiv suav nrog:

Cais qhov chaw vuam ntawm huab cua kom tiv thaiv kev oxidation thiab discoloration

Kev ruaj khov ntawm lub pas dej molten thiab txhim kho qhov sib xws ntawm cov vuam

Txo cov porosity, spatter, thiab lwm yam kev puas tsuaj ntawm kev vuam

Txhim kho qhov zoo li vuam thiab tag nrho cov khoom zoo

Tiv thaiv cov teeb vuam, cov nozzles, thiab cov khoom siv kho qhov muag, yog li ntawd ua rau lub neej ua haujlwm ntawm cov khoom siv ntev dua

OB Hom Cov Pa Roj Vuam Thiab Lawv Cov Yam Ntxwv

Nitrogen (N₂)

Nitrogen yog ib qho roj tiv thaiv uas siv ntau thiab pheej yig, tshwj xeeb tshaj yog tsim rau kev vuam hlau stainless. Vim nws tus nqi qis, nitrogen muab kev ua tau zoo heev hauv ntau yam

daim ntawv thov vuam.

Cov Yam Ntxwv Tseem Ceeb:

Kev ua haujlwm tiv thaiv ruaj khov nrog cov nplaim vuam huv si thiab du

Pab kom ua tiav qhov zoo nkauj ntawm qhov vuam

Kev siv nyiaj ntau, tsim nyog rau kev tsim khoom tas mus li

Cov Ntawv Thov Pom Zoo:

Kev vuam hlau tsis xeb (pom zoo heev)

Kev vuam ntawv nyias nyias

Cov ntawv thov uas muaj cov kev cai siab rau qhov zoo li vuam thiab kev sib xws

Rau kev vuam hlau tsis xeb, nitrogen yog qhov pom zoo heev vim nws muab cov txiaj ntsig vuam ruaj khov dua thiab zoo dua.

Argon (Ar)

Argon yog ib qho roj inert nrog cov khoom siv tshuaj ruaj khov thiab yog ib qho ntawm cov roj tiv thaiv uas siv dav tshaj plaws hauv kev siv vuam.

Cov Yam Ntxwv Tseem Ceeb:

Chemically inert thiab tsis zoo li yuav cuam tshuam nrog cov hlau

Kev ua haujlwm tiv thaiv ruaj khov nrog kev tsim weld zoo

Haum rau ntau yam khoom siv

Cov Ntawv Thov Pom Zoo:

Kev vuam hlau carbon

Kev vuam hlau tsis xeb

Cov hlau txhuas thiab lwm yam hlau uas tsis yog hlau

Helium (He)

Helium muaj cov thermal conductivity zoo heev thiab lub zog ionization siab, txawm hais tias nws kim heev.

Cov Yam Ntxwv Tseem Ceeb:

Ua rau qhov tob ntawm qhov vuam nkag mus tob dua

Txhim kho kev ruaj khov ntawm kev vuam

Tshwj xeeb tshaj yog siv tau rau cov ntaub ntawv uas muaj kev cuam tshuam siab

Cov Ntawv Thov Pom Zoo:

Kev sib txuas ntawm aluminium thiab aluminium alloy

Kev vuam tooj liab thiab tooj liab alloy

Cov ntawv thov uas xav tau kev nkag mus rau hauv weld ntau dua

Cov Yam Tseem Ceeb Thib Peb hauv Kev Xaiv Cov Roj Vuam

Hauv kev siv ua haujlwm, kev xaiv roj vuam yuav tsum yog raws li kev ntsuam xyuas dav dav ntawm cov hauv qab no:

1. Hom khoom siv vuam

2. Cov khoom siv tuab thiab cov txheej txheem vuam

3. Cov kev cai rau qhov zoo li vuam thiab lub zog kho tshuab

4. Kev ua haujlwm zoo thiab kev tswj tus nqi

5. Hom khoom siv thiab roj sib xws

Tsuas yog thaum kev xaiv roj tiv thaiv raug phim nrog cov txheej txheem vuam thiaj li ua tau tag nrho cov txiaj ntsig ntawm lub tshuab vuam.

Cov pa roj thib plaub tsis pom zoo kom siv

Cov Pa Sib Xyaws

Txawm hais tias cov pa roj sib xyaw ua ke yuav muaj qee qhov zoo hauv qee cov txheej txheem vuam ib txwm muaj, lawv tsis pom zoo rau kev vuam precision lossis laser vuam daim ntawv thov vim yog cov hauv qab no

vim li cas:

Cov roj tsis ruaj khov

Muaj kev pheej hmoo ntxiv ntawm kev sib txuas oxidation thiab kev tsis sib xws ntawm cov xim

Qhov nyuaj hauv kev tswj hwm qhov zoo ntawm vuam sib xws

Cov pa roj sib xyaw tsis pom zoo rau kev vuam laser lossis cov ntawv thov vuam zoo.

Cov pa roj carbon dioxide (CO₂)

Cov pa roj carbon dioxide yog cov roj uas nquag ua haujlwm uas tuaj yeem yooj yim lwj hauv qab cov xwm txheej vuam kub siab.

Cov Teeb Meem Tseem Ceeb:

Muaj kev pheej hmoo siab ntawm kev sib txuas oxidation

Qhov tsos ntawm qhov vuam tsaus ntuj thiab kev tsim tsis zoo

Muaj ntau qhov tawg thiab ntau qhov tsis zoo

Kev hnav sai ntawm cov teeb vuam thiab cov khoom siv kho qhov muag

CO₂ tsis pom zoo rau kev vuam hlau tsis xeb lossis kev siv laser vuam.

Xaus lus

Txawm hais tias cov pa roj tiv thaiv tsis yog ib feem tseem ceeb ntawm ib qhotshuab fiber laser vuam, nws yog ib qho tseem ceeb ntawm cov txheej txheem uas txiav txim siab ncaj qha txog kev vuam zoo thiab kev ruaj khov ntawm lub kaw lus. Hauv kev xyaum

daim ntawv thov, cov roj tiv thaiv yuav tsum tau xaiv los ntawm kev tshawb fawb raws li cov khoom siv vuam, cov txheej txheem xav tau, thiab cov qauv zoo.

Rau kev vuam hlau tsis xeb, nitrogen yog qhov pom zoo heev, thaum cov pa roj sib xyaw thiab carbon dioxide yuav tsum tsis txhob siv kom ntseeg tau tias qhov vuam zoo, kev nyab xeeb ntawm cov khoom siv, thiab ruaj khov mus sij hawm ntev.

kev ua haujlwm.

Kev xaiv roj kom zoo yog qhov tseem ceeb rau kev siv tag nrho cov txiaj ntsig ntawm kev ua haujlwmcov khoom siv laser vuamthiab txhawm rau txhim kho kev ua haujlwm zoo thiab cov khoom zoo.