Lub hauv paus rau phau ntawv
Nyob rau hauv precision cov cuab yeej siv hluav taws xob, lub fineness thiab ruaj khov ntawm soldering yog qhov ntsuas tseem ceeb rau kev tshuaj xyuas cov khoom lag luam zoo. Cov txheej txheem zoo nkauj uas muaj peev xwm ua kom paub meej tias kev sib txuas hluav taws xob ntawm cov hluav taws xob yog ob qho tib si ruaj khov thiab yog li txhim kho lub neej ua haujlwm.
SMT REFLOWlub qho cubSoldering yog cov txheej txheem soldering siv hauv cov khoom siv hluav taws xob, tsuas yog siv los txhim kho cov rooj zaum saum npoo av ntawm cov ntawv luam tawm.
Yoj swj solderinglub qho cubYog ib hom ntawm automated vuam technology, nws cov ntsiab cai tseem ceeb yog los qhia txog qhov chaw sib txuas nrog cov khoom siv hluav taws xob zoo nkauj (piv txwv li kom ua tiav qhov kev sib txuas ntawm cov khoom sib txuas ntawm cov ntawv sib txuas thiab cov ntaub qhwv.
Hauv tsab xov xwm no, peb yuav sib piv qhov zoo thiab qhov tsis zoo ntawm kev xav txog kev xav thiab cov qauv hluav taws xob rau kev siv cov qauv vuam tsim nyog.
I. Refow Tshuab
1. Refeow Tshuab Ua Haujlwm
- Preheating theem:Pcb rau hauv thaj chaw preheating preheating, theem no ntawm cov ham muab tshuaj txhuam hauv cov kuab tshuaj, lub sij hawm flux ntub cov ntaub qhwv, cov khoom sib xyaw ntawm cov cam kawg thiab pins. Solder muab tshuaj muag me me, npaub, npog pins thiab peepen sib cais thiab oxy tiv thaiv kab mob thiab cov txheej txheem kev tiv thaiv thaum lub sijhawm solding.
- Soldering theem:Raws li PCB nkag mus rau qhov chaw tiag tiag, qhov kub nce sai, feem ntau nyob ntawm tus nqi ntawm {{0} degree ib ob. Thaum lub sijhawm tus txheej txheem no, lub tshav dav hlau tuav mus txog ntawm lub xeev molten, thiab cov kua ua kua rau ntawm PCB cov ntaub qhwv ntsej muag los tsim cov hlua khi ua ke los tsim cov khoom sib koom ua ke.
- Cua txias ua:Tom qab ua tiav soldering, tus PCB yuav nkag mus rau thaj chaw txias kom cov pob qij txha sib xyaw ua ke, yog li ua kom muaj zog thiab ruaj khov ntawm cov soldering.
2. Reflow Tshuab Cov Ntaub Ntawv Siv
- Solder muab tshuaj txhuam:Kev sib xyaw ntawm solder thiab flux. Cov hlua hluav taws xob feem ntau yog cov tshuaj txhuas tin-txhuas lossis txhuas tsis tau siv los pab tshem tawm oxides thiab pab txhawb kev sib dhos. Lub tshuab muab cov muab tshuaj txhuam yog rhaub thiab melted thaum lub sijhawm rearow los ua qhov sib txuas ntawm cov hluav taws xob thiab PCB.
- PCB:Lub ntsiab substrate khoom rau reflow soldering. Nws feem ntau yog ua los ntawm epoxy cob, fiberglass, thiab lwm yam khoom siv ntxiv thiab them nrog tooj liab ntawv ci.
3. Qhov Zoo
Reflow tshuab txo cov oxidation thiab soldering tsis xws luag (piv txwv li cov pob qij txha thiab muaj tseeb, melting, refluxing, thiab txias).
Refle Tshuab Adapts rau cov qauv ntawm cov khoom siv hluav taws xob, thiab tuaj yeem tswj cov khoom siv hluav taws xob, thiab tuaj yeem ua kom muaj zog sib dhos ntawm cov khoom siv micro (piv txwv li, SMD cov khoom siv).
Refow tshuab nrog kev kawm qib siab ntawm kev siv tshuab, txo cov haujlwm kev ua haujlwm, luv lub voj voog vuam.
4. Qhov tsis zoo
Refow tshuab yog tus nqi kuj siv thiab xav tau kev tu ib txwm thiab ntsuas cov nqi ntau lawm, nce ntau lawm. Ib qho ntxiv, kev ua haujlwm thiab kev txij nkawm ntawm cov cuab yeej yuav tsum tau ua cov kws tshaj lij, nce qib zuj zus. Thaum lub sij hawm ua rau soldering soldering txheej txheem, qhov zoo tshaj ntawm soldering yog cuam tshuam los ntawm ntau yam kev sib tw ntawm cov khoom siv kub, uas yuav cuam tshuam rau kev ntseeg tau thiab cov khoom siv tsis txaus ntseeg.
Ii. Yoj Zoov Cub
1. Cov ntsiab lus ntawm kev ua haujlwm ntawmYoj swj solderinglub qho cub
- Preheating:Pcb Cheebtsam preheated rau ib qho kub tshwj xeeb, uas pab kom txo cov txheej txheem hluav taws xob ntawm cov kuab tshuaj hauv flux, kom paub meej tias qhov chaw sib zog yog tswj hwm thiab ntseeg tau.
- Yoj tiam:Yoj sch txee nruab nrab nruab nrog cov yas ham tsim tawm vuag tawm ntawm molten solder. Lub lauj kaub ham muaj molten solder alloy, feem ntau ua tsis tau txhuas, tswj hwm ntawm qhov kub thiab txias, feem ntau {1} degree. Cov lauj kaub txhaws tuaj yeem hloov kho rau qhov siab thiab cov duab. Qhov siab thiab cov duab ntawm cov nthwv dej tuaj yeem hloov kho kom haum rau cov PCB tsim qauv thiab cov kev xav tau ua kom zoo nkauj thiab kev them nyiaj ntawm cov pob qij txha uas yuav tsum tau ua ke.
- PCB los ua ke channel:Tus conveyor system txav pcb cov khoom sib xyaw ua ke rau cov crest hauv kev tswj hwm, tso cai rau kev sib txuas nrog thiab tsim kev sib txuas kom txaus. Los ntawm-qhov sib xyaw nrog cov ua dhau los ntawm PCB tshwj xeeb rau cov dej soldering vim tias cov yoj solding cub ua rau muaj kev sib cuag tau zoo nrog kev sib koom ua ke.
- Cua txias thiab kho:Tom qab Pcb los ua ke dhau los ntawm nthwv dej, nws nkag mus txias thaj chaw. Kev ua kom kom txias yog qhov tseem ceeb kom ntseeg tau tias kev tiv thaiv cov khoom sib haum, tiv thaiv cov khoom sib koom ua ke los ntawm kev hloov ua ntej kev sib raug zoo. Cov txheej txheem cua txias no pab kom txo qis qhov tshwm sim ntawm cov khoom tshwm sim ntawm thermal poob siab thiab muaj peev xwm qhov tsis xws luag cov pob qij txha lossis cov khoom tawg vim qhov ntsuas kub sai.
2. Cov ntaub ntawv siv hauv nthwv dej soldering Cub
Cov ntaub ntawv siv nyob rau hauv yoj solding cub tsuas yog suav nrog solder tuav thiab fluxes. Solder Bar yog cov khoom siv uas tseem ceeb ntawm cov yoj soldering, feem ntau yog siv tin lossis tin-coj alloy bar. Lub ntsiab tivthaiv ntawm cov cam bar yog sn, thiab qee zaum pb yog ntxiv rau qis melting taw tes thiab txhim kho soldering soldering kev ua haujlwm. Tin-txhuas alloys xws li Sn -37 pb ehy melting kub ntau, zoo wettabil ntau, zoo heev tshuab thiab cov khoom siv lub cev.
3. Weting squdering cub pab
- High-ceev soldering:Cov yoj soldering txheej txheem yog qhov kev ua tau zoo heev vim tias ntau cov khoom siv tuaj yeem tsim cov khoom tib lub sijhawm los ntawm cov hlua hluav taws xob. Qhov no txo cov rooj sib dhos thiab ua rau nws txoj kev daws teeb meem zoo tshaj plaws rau siab ntau lawm.
- Soldering ntawm qhov tob:Yoj hlau soldering cub yog qhov tsim nyog tshwj xeeb rau kev sib xyaw rau cov khoom sib tiv thaiv kev sib chwv nrog cov ua thiab tsim muaj zog sib koom ua ke sib koom ua ke.
- Txhim khu cov khoom sib koom ua ke:Nthwv dej schering cov txheej txheem ua kom zoo ntub thiab txhim khu cov solder sib koom ua ke nrog cov kev sib tiv thaiv ntawm cov khoom ua thiab pcb pads.
4. Qhov tsis zoo
Yoj schering yog qhov nyuaj nrog cov khoom me me. Cov khoom sib dhos saum npoo muaj me me, ua haujlwm me me lossis cov ntaub qhwv uas tuaj yeem raug puas yooj yim lossis tsiv chaw tawm ntawm cov dej ntws.
Cov yoj shoing squering cub txheej txheem yuav txwv tsis pub nkag mus rau qee thaj chaw ntawm PCB, ua rau nws nyuaj rau cov khoom siv uas yuav tsum tau ua tiav lossis siv cov txuj ci sib dhos. Nyob rau hauv cov xwm txheej zoo li no, xaiv cov kev sib tw lossis cov kev muab cov chaw ua haujlwm rau cov hau kev tuaj yeem ua kom muaj kev sib dhos kom nruj lossis nyuaj-mus txog.
III. Kev sib piv
1. Kev tshuaj xyuas ntawm cov xwm txheej muaj feem xyuam
1.1 Daim Ntawv Thov Kev Sau Npe Rau Qhov Cub Reflow
- Kev kub siab, miniaturized pcb tsim qauv:rau cov khoom sib dhos.
- Hybrid sib xyaw Circuit Court Board sib dhos:Reflefling soldering cov txheej txheem tuaj yeem ua tau raws li kev xav vuam xav tau ntawm cov cheebtsam hybrid sib xyaw ua ke nrog cov laug cam.
- Miniaturized cov khoom lag luam hluav taws xob:Nrog rau qhov nce ntawm cov khoom siv hluav taws xob, cuam tshuam nrog cov thev naus laus zis tau dhau los ua cov khoom lag luam tseem ceeb ntawm cov khoom siv hluav taws xob.
1.2 Daim Ntawv Thov Qhia Txog Yeem Soldering Tshuab
Yoj soldering tshuab yog dav siv nyob rau hauv kev siv hluav taws xob vuam, capacitors, indodetors, dongs, transistors, sib tw cit thiab li ntawd.
Wave Soldering tshuab tuaj yeem ua tiav cov vuam txuas rau kom muaj kev sib txuas ntawm cov ntawv sib txuas, yog li txhim kho cov ruaj khov thiab kev ntseeg tau ntawm tag nrho cov hluav taws xob.
2. Tus nqi-txiaj ntsig
2.1 Cov nqi peev
- Reflow Soldering Cub:Feem ntau tus nqi siab dua, tshwj xeeb tshaj yog cov kev tsim kom muaj cua sov thiab ntau tus kub npau taws soldering tshuab. Thawj zaug kev nqis peev yog loj thiab yuav siv sijhawm nyiaj siab. Haum rau kev tsim khoom siab thiab siab ntawm cov kev xav tau vuam xav tau, nws siv ntev ntawm kev xa rov qab yuav ua rau kev nqis peev.
- YOJ SIAM CUB:Sib txuas lus tsawg dua, haum rau me me rau cov chaw tsim khoom nruab nrab. Yoj hlau soldering yog haum rau cov loj-teev yooj yim soldering, tab sis yuav xav kom cov cuab yeej siv ntxiv thaum ua haujlwm nrog cov laug cam nyuaj.
2.2 Kev Kho Nqi
- Reflefling soldering tshuab:Kev tu cev tsis tu ncua thiab kev ntsuas hluav taws xob yuav tsum ua kom muaj kev ua tau zoo thiab ua tau zoo. Qhov no tuaj yeem koom nrog kev siv nyiaj ntawm cov kws tshaj lij tshwj xeeb. Vim tias qhov nyuaj ntawm thev naus laus zis, kev tawg dab tsi yuav siv sijhawm ntev dua los kho, yog li nce cov nqi ntau dua.
- YOJ SIAM CUB:Kev saib xyuas yog qhov yooj yim thiab kev kuaj xyuas thiab kev ua kom huv yog feem ntau. Feem ntau, cov kev tu niam txiv thiab kev daws teeb meem thiab kev daws teeb meem tuaj yeem ua los ntawm tus neeg teb xov tooj. Vim tias cov txheeb ze loj hlob ntawm cov qauv qauv, tus nqi kho cov khoom yuam kev yog tsawg, thiab cov cuab yeej yooj yim dua los hloov thiab txhim kho.
2.3 Lub Sij Hawm Rau Tus Nqi Ntev
- Reflow Soldering Cub:Cov nqi siab zoo thiab cov nqi qis dua tau muab los ntawm cov kev xav tsis zoo thiab cov kev nyiam ua kom siab thiab qib ntev kev ua haujlwm hauv cov nqi rov ua haujlwm thiab QC nqi. Raws li cov nplai tsim khoom nce, cov kev pab nyiaj txiag maj mam tshwm sim, tshwj xeeb tshaj yog nyob rau hauv cov khoom siv hluav taws xob, muaj txiaj ntsig zoo solder pob qij txha, muaj txiaj ntsig zoo solder pob qij txha los txhim kho cov khoom muaj kev cia siab.
- Yoj swj swj sawb:Qhov zoo tagnrho rau huab hwm coj ntau lawm, tus nqi qis-ib-solder muab nws txoj kev sib tw kom muaj txiaj ntsig thaum cuam tshuam nrog qhov ntau. Hauv cov txheej txheem yooj yim thiab qauv sib txawv, nws txoj kev nrawm nrawm thiab pheej yig kev saib xyuas khaws cov nqi ntev ntev.
Lub ntsiab
Peb xaiv ntawm txoj cai vuam yuav tsum ua raws li kev xav tau ntau lawm. Peb cia siab tias tsab xov xwm no yuav pab koj qhia meej koj cov kev xav thiab xaiv cov kev xaiv paub tseeb tias haum rau koj qhov xwm txheej. Xav tias dawb los qhia koj cov kev paub thiab cov kev paub, yog li peb tuaj yeem sib tham txog kev txhim kho yav tom ntej thiab kev thov vuam thev naus laus zis.
Tuam txhab tau
Zhejiang Neoden Technology Co., Ltd. tau raug tsim thiab exporting ntau yam R & D, NEden yeej lub koob npe nrov ntawm cov neeg hauv ntiaj teb.
Nrog rau cov thoob ntiaj teb nyob hauv ntau tshaj 130 lub teb chaws, kev ua tau zoo heev, muaj kev ntseeg siab ntawm neoden pnp tshuab ua rau lawv zoo meej rau kev tiv thaiv thiab me me rau nruab nrab pob. Peb muab cov kev daws kev tshaj lij ntawm ib qho chaw nres cov khoom siv SMT.