Solder rosin: ezinye izimfihlo nokunamathisela ngomthofu

amateur ngamunye umsakazo noma master, ekubhekaneni zokulungisa ngokwakho, manje noma ngokuhamba kwesikhathi, kuyodingeka eyolanda yensimbi nokunamathisela ngomthofu futhi ngizame. Izinga eliphakeme lomsebenzi, ngisho ukusebenza imikhiqizo ngeke ngqo kuncike ezicini eziningi, okuyinto uyasiqaphela isidingo qiniseka ngaphambi kokuqala umsebenzi.

umsebenzi Lungile ngensimbi nokunamathisela ngomthofu

Naphezu lula ngoba kubonakala sengathi kunokuthula umsebenzi insimbi nokunamathisela ngomthofu, kuyatuseka kakhulu ukuthi kube eziyisisekelo emsebenzini izinga amakhono futhi ukwazi ukusebenzisa kahle solder ne rosin.

Nokunamathisela ngomthofu wenziwa usebenzisa ezihlukahlukene solders. Okubizwa ngokuthi solder ikhoyili nge rosin, mhlawumbe ethandwa kakhulu. Uma wenza umsebenzi elihlobene ne nokunamathisela ngomthofu, solder isetshenziswa. Inombolo phambili esasingahlala nensimbi - 60 no-40%, ngokulandelana. Lokhu ingxubevange liyancibilika at 180 c.

Udinga ukusebenza ngensimbi nokunamathisela ngomthofu:

• yensimbi nokunamathisela ngomthofu uqobo;
• solder;
• rosin.

I solder evuthayo kudala interconnection eyanele ezisansimbi ezifana nethusi, zethusi, isiliva, njll, uma izimo ezilandelayo ..:

• Evele izingxenye zigezwe ka oxides.
• Imininingwane endaweni evuthayo nokunamathisela ngomthofu ukuncibilika lokushisa eqinileyo solder.
• Phakathi ukusebenza nokunamathisela ngomthofu kuyadingeka ukuze kuvikelwe emiphumeleni oksijini, ngoba ezihlukahlukene fluxes asetshenziswa. Zakha ifilimu zokuzivikela ngqo phezulu endaweni nokunamathisela ngomthofu.

Incwadi sendlela solder, ungakwazi ukufunda nokuqonda, kodwa amakhono nokunamathisela ngomthofu kungenziwa kuphela etholwe umkhuba.

Tricks kanye izimfihlo ukusebenza ngensimbi nokunamathisela ngomthofu

Ngemva solder zaqala ukugcwala amanzi, isivele kungenzeka solder. Ukuze lokhu kuyadingeka ukuze zimboze nokunamathisela ngomthofu ithiphu netolstym solder ungqimba bese kahle ome ku isiponji esimanzi. Ngakho ukususa okusele umsebenzi we solder ne rosin. Kungcono ukuthola unomkhuba bezihlikihla udosi isiponji esimanzi ngemva nokunamathisela ngomthofu ngamunye.

Ngaphambi kokuba uqale ukuba solder izingxenye umsakazo, kubalulekile ukuba alungiselele. It aguqe iziphetho yayo ukuze ingxenye imahhala ukungena emgodini senzelwe ke.

Kufika ngaphandle isipiliyoni ngokuvamile zithinta ithiphu nokunamathisela ngomthofu ichopho nokunamathisela ngomthofu. A isidingo ukugcina yensimbi nokunamathisela ngomthofu ukuze phakathi kwakhe esikhundleni nokunamathisela ngomthofu endaweni contact esikhulu njengoba kungenzeka, noma enye indawo lapho ukukhiqiza solder uyabaselwa ngokwanele ukuba babe nobuhlobo obuseduze izingxenye.

Indlela ukuhlanza ichopho nokunamathisela ngomthofu

Lapho nokunamathisela ngomthofu nokunamathisela ngomthofu yensimbi ngokuvamile kubonakala Nagar. Kungaba zisuswe ngamanzi plain. Uma ubamba insimbi nokunamathisela ngomthofu ku ngendwangu emanzi, ngakho-ke esikalini kuyoba kuwo, futhi udosi lwako futhi ehlanzeka. Ngezikhathi, udinga lokhu kwakwenziwa ngesikhathi esebenza ngensimbi nokunamathisela ngomthofu. Uma indwangu kungasizi, ungasebenzisa nesiponji esiqinile.

Amakilasi nokunamathisela ngomthofu ithiphu

• esikhiphekayo nokunamathisela ngomthofu ne-nickel enamathela.
• Mina sting zethusi.

Ithiphu nokunamathisela ngomthofu ekilasini lokuqala zivamise elisetshenziswa solders eziyinkimbinkimbi, okuyinto unekhono alawule lokushisa.

Udosi yesibili - okuvame kakhulu.

Izinhlobo kuhlinzwa nokunamathisela ngomthofu ithiphu

• Udosi ngesimo izinaliti - yokuthi mincane kakhulu izingxenye solder umsakazo ezifana SMD. Ekusebentiseni ukukhanda lubaluleke Udosi amafoni. Isetshenziselwa phezu amabhodi nge high density izingxenye ukukhwezwa.
• Sting-spatula - okuchelelwa futhi esimweni ukufakwa izingxenye ezinkulu electronic. Basuke ukusebenza multi-lead chip.
• Udosi ngesimo amathonsi - kulungile ukuba baphathe solder ne rosin endaweni ka nokunamathisela ngomthofu, okuholela izinga eliphakeme lomsebenzi.
• Sting elinefomu lwalugobile - avame bona desoldering umsakazo ise igobolondo ethusi ukuze ibhodi ayihlalanga le solder owengeziwe. Ingase futhi isetshenziselwe nokunamathisela ngomthofu ezivamile. A yensimbi nokunamathisela ngomthofu sishisiswe lokushisa 290-300 C.

Ngokusebenza ngensimbi nokunamathisela ngomthofu, kumelwe ngaso sonke isikhathi uyigcine nokuhlanzeka ephelele. Entsha nokunamathisela ngomthofu ithiphu uvamise ukwelashwa ngesando ukuze ubuso bayo kwakhiwa enameva encane. Ngemva kwalokho, abo ngobunono ukusikiwa nge ifayela ukunikeza ifomu elifanele iningi udosi.

Khona-ke udosi kufanele zaludit usebenzisa solder ne rosin. Okungukuthi, ungqimba elincanyana solder ekushoniseni kube resin.

Yeka cool endaweni nokunamathisela ngomthofu

Esebenzisa metal elalela izingxenye umsakazo, futhi asasebenza njengendlela echibini ukushisa ngesikhathi nokunamathisela ngomthofu. Ungasebenzisa le njongo kanye ngocingo "ingwenya" ekhethekile.

Izimfihlo nokunamathisela ngomthofu nokunamathisela ngomthofu yensimbi

Ukuze uthole umphumela omuhle uma nokunamathisela ngomthofu liyadingeka ukusebenzisa kahle solder ne rosin futhi yokucucuza. Lena ephansi encibilika ingxubevange metal ekhethekile, okuyinto solder ezikhumulweni izingxenye futhi izintambo.

• Kuhle solder - tin ungaphakathi ifomu okumsulwa. Kodwa lokhu metal ibiza kakhulu ukuyisebenzisa ngesikhathi nokunamathisela ngomthofu. Ngakho-ke, lapho esebenza yezingxenye umsakazo asetshenziswa okuthiwa ukuhola-tin solders.
• • Ukuhola ithini. On amandla ala solders brazing ungcono tin okumsulwa. Basuke elicibilikile ezingeni lokushisa 170-190 degrees. Selisho solders ezifana isifinyezo "POS" - tin-lead solder. Standing emva lezi zincwadi ekubizweni sibalo kusho inani tin, wezwakalisa njengoba amaphesenti. Kungcono ukusebenzisa solder "pos-6D".

• Fluxes - kukhona izinto okuyinto ifa izakhiwo antioxidant. Zisetshenziswa ukuvimbela namachibi amalunga omzimba solder. Uma ungenalo usebenzise ecucuza, le solder akusho nje unamathele kobuso metal.

izinhlobo ekucucuzeni

Lapho ukusebenza izingxenye umsakazo esetshenziswa fluxes okuyinto zingenalo acid. Ngokwesibonelo, rosin. Izitolo zidayiswa bow rosin for Lubrication zezinsimbi zomculo. Kungase kahle usetshenziselwe nokunamathisela ngomthofu. Kodwa metal izinto soldered usebenzisa rosin-free solder. Ukuze ukulungisa nezimfuneko zaso zeminikelo "rework acid". Lokhu ziyoncibilika hydrochloric acid ne-zinc. nokunamathisela ngomthofu Electronic ne solder ngakho kakhulu akunakwenzeka, ngoba ekugcineni uzobhubhisa brazing.

Uma ufuna ukwenza solder ezindaweni ezingafinyeleleki, kubalulekile ukuba abe ecucuza ketshezi. It zingenziwa ngokuzimela. Rosin uchotshoziwe kwaba luthuli, it is batheleka acetone noma ETHYL utshwala. Isixazululo enyakaza kudingeka uthele rosin amaningi kuze obukhulu pasty mass. Esikhundleni nokunamathisela ngomthofu a resin ketshezi ozofakwa nge ibhulashi noma induku. Kulokhu, kukhona imininingwane ehilelekile - ukuze ihlolwe wesifunda amabhodi ephrintiwe Flux kufanele kube ketshezi ngaphezulu. Ukuze kanzima ukuze afinyelele izindawo, ungafaka isicelo bentambo solder ne rosin, okuyinto zibelula.

Lapho ukusebenza fluxes ezahlukene kumele kubhekwe ukuthi lezo yakhiwa acetone, - enobuthi kakhulu. Ngakho-ke, usebenze nabo ukugwema ukuthi uhogele isisi. Plumbing kangcono eduze kwefasitela, uma ehlobo, kanti ebusika ngokuvamile pholisa igumbi lapho umsebenzi wenziwa. Lapho usuqedile qiniseka ukugeza izandla zakho ngensipho namanzi afudumele.

Indlela solder solder ne rosin

Isimo kubalulekile nokunamathisela ngomthofu kuphumelela nokuhlanzeka ezishelelayo ezidinga solder. Qiniseka solder emalungeni ahlanzekile bukhanye. imininingwane ke kudingeka sigqoke ucezu rosin futhi efudumele. I oncibilikisiwe rosin solder uyokwendlala ngokulinganayo phezu guidewire noma imininingwane ufuna solder. Kungenzeka ukushintshanisa into ngokunembile, egijima kuso nensimbi nokunamathisela ngomthofu kuya solder agelezé ngokulinganayo yonkana kobuso.

Uma kudingekile zaludit umqhubi okuyinto soldered ebhodini, emva Ehlubula esikhundleni nokunamathisela ngomthofu nge lokukhuhla noma ummese kuyadingeka ukuletha ucezu rosin, bese solder ngokushelela ukusabalalisa njengoba ngokulinganayo ngangokunokwenzeka, ukuchitha nokunamathisela ngomthofu.

Ngesikhathi izinga nokunamathisela ngomthofu kuthintwa futhi ixhunywe kahle kanjani izintambo nokunamathisela ngomthofu noma imininingwane oxhumana. Kufanele uvalwe agxishiwe ndawonye, bese elungiselela ukuphuma ukuletha babashayeli nokunamathisela ngomthofu ingawuthinti. Ngemva solder evuthayo bayosabalala ebusweni, eGulf of ngisho izikhala ezincane phakathi kwabo, insimbi nokunamathisela ngomthofu kufanele kususwe.

okuqhubekayo nokunamathisela ngomthofu isikhathi kufanele kube hhayi ngaphezulu kuka imizuzwana emihlanu. Emva kwalesi sikhathi, i-osemanzi solder nemininingwane ayokuma eziboshiwe. Nokho, ukuze ukubhubhisa nokunamathisela ngomthofu, izingxenye ayikwazi ukuhanjiswa ngemizuzwana 10-15 emva nokunamathisela ngomthofu Ukuvalwa. Kungenjalo, uxhumano engazinzile.

Uma usebenza nge transistors, lokho abakutholile kumele avikelwe ukuvimbela okweqile. Kungcono ukugcina kwabo noma impintshisi noma amashiya, kwenziwa lokhu ukushabalalisa ukushisa.

Lapho nokunamathisela ngomthofu of zikagesi noma kunjalo akudingekile ukusonta emikhawulweni izingxenye. Uma ufuna solder izingxenye noma esikhundleni babashayeli, kubalulekile ukucabanga kusengaphambili ngakho ngaphambi kokuba izifake. Imikhawulo izingxenye nokunamathisela ngomthofu lesifanele kunazo kude encane evela nomunye, kunokuba endaweni eyodwa.