Ukujoyina insimbi ethathiwe kuveza inselele yokukhiqiza eyingqayizivele. Kufanele udale i-seam evikelekile, eqinile ngaphandle kokucekela phansi i-zinc evikelayo. Ukufaka engozini lesi sendlalelo sangaphandle kuvame ukudalula isisekelo sensimbi ekugqwaleni okusheshayo kanye nokwehluleka kwamalunga ngaphambi kwesikhathi. Yebo, ungathengisa ngempumelelo Galvanized Steel izicelo eziningi. Kodwa-ke, ngenxa yokuthi i-zinc surface ixosha amasoda ajwayelekile e-rosin-core, awukwazi ukuphatha lokhu njengomsebenzi kagesi oyisisekelo. Inqubo idinga ukuguquguquka okusekelwe ku-asidi okukhethekile kanye nokulawulwa okuqinile kwezinga lokushisa ukuze kwakhe isibopho se-metallurgical sangempela.
Lesi sihloko sisebenza njengegayidi yakho yesinqumo sobuchwepheshe ukuze ubambe le ndlela yokujoyina. Sizohlola ukuthi singakhetha kanjani izinto ezisetshenziswayo ezifanele futhi sihlole amathuluzi adingekayo. Uzofunda futhi ukuthi ungayenza kanjani yonke inqubo ngokuphepha ngaphandle kokubeka engcupheni ukuchayeka kuntuthu onobuthi obuphezulu. Ngokuqonda lezi zidingo ezibonakalayo, ungakha amalunga athembekile, angangeni manzi.
Okuthathwayo Okubalulekile
Ukusebenza: I-soldering iphumelela kakhulu ekuvaleni nasekuhlanganiseni kwe-low-stress, igcina insimbi eyisisekelo kangcono kune-welding yokushisa okuphezulu.
Izinto Ezibalulekile: Impumelelo incike ekusebenziseni uketshezi olusekelwe ku-zinc-chloride kanye nama-alloys amathini aphezulu (njengo-60/40 noma 40/60).
Ukuphepha Okubalulekile: I-zinc yokushisa ikhipha intuthu enobuthi; ukungena komoya okuqinile kuyisibopho ukuvimbela 'Metal Fume Fever.'
Ukulungiselela: Ukulandela imihlahlandlela ye-ASTM A780 yokuhlanza indawo akuxoxiswana ngayo ngokunamathela kwe-solder okufanele.
Ukulinganisa I-Soldering vs. Izindlela Ezihlukile Zensimbi Ephekiwe
Kufanele unqume izidingo zemishini zelunga lakho ngaphambi kokuzibophezela kunoma iyiphi inqubo ethile. Yonke inqubo yokujoyina iphatha ingcindezi, ukushisa, nokuchayeka kwemvelo ngendlela ehlukile. I-Soldering inikeza isisombululo esihle kakhulu sezimpawu ezingangeni manzi. Kodwa-ke, ihlala inganele ngokuphelele ezinhlelweni ezithwala umthwalo. Kufanele uhlole izidingo zephrojekthi yakho ngokucophelela.
I-Soldering vs. Welding
Ukushisela kudinga ukuthi ukhumule ngokuphelele ungqimba lwezinc endaweni ehlangene. Ukushisa okukhulu kushintsha izici ezibonakalayo zensimbi ezungezile. Le nqubo yezinga eliphezulu lokushisa futhi idala izingozi ezinzima zomusi onobuthi ngesikhathi sokusebenza. Ukushisela kuhlala kuyisinqumo esingcono kakhulu lapho udinga amajoyinti esakhiwo anengcindezi ephezulu. Amandla omthungo oshiselwe afana nensimbi eyisisekelo ngokwayo.
I-soldering isebenza emazingeni okushisa aphansi kakhulu, ngokuvamile azungeze u-600 ° F. Lokhu kushisa okuphansi kugcina ubuqotho besakhiwo obungaphansi buqinile. Yakha isibopho esiqinile se-metallurgical ngqo ne-zinc coating ekhona. Awudingi ukuhlubula insimbi ibe ngenalutho. Lokhu kwenza i-soldering ilungele izinhlelo zokusebenza ezifana ne-HVAC ductwork, ukukhanya okufulelayo, noma ama-gutters emvula ngokwezifiso.
I-Soldering vs. Adhesives
Izinamathiselo zezimboni zigwema ukusetshenziswa kokushisa ngokuphelele. Lokhu kuziqeda ngokuphelele izingozi zomusi onobuthi kanye nokuhlanekezela okushisayo. Kodwa-ke, ama-adhesive anikeza amabhondi abuthakathaka, angaphezulu. Lezi zibopho zamakhemikhali zihlala zijwayele ukuwohloka ngokuhamba kwesikhathi. Ukukhanya kwe-UV, umswakama, nokuguquguquka kwezinga lokushisa ekugcineni kuzophula izinto ezinamathelayo. I-Soldering inikeza uphawu lwe-metallic unomphela.
Indlela Yokujoyina |
Izinga Lokushisa Lokusebenza |
Iphrofayela Yamandla Ahlangene |
I-Ideal Application Scenarios |
Soldering |
~600°F (Ukushisa Okuphansi) |
Phansi ukuya kokumaphakathi (Akungeni manzi) |
Ukubaneka, i-ductwork, ukuvala ingcindezi ephansi |
Ukushisela |
>3000°F (Ukushisa okuphezulu) |
Phezulu (Ithwala imithwalo) |
Amafreyimu esakhiwo, imishini esindayo |
Izinamathiselo |
Ukushisa Kwegumbi |
Phansi (Ubuso kuphela) |
Izibambiso zesikhashana, izinto ezingafani |
Izinto Ezisetshenziswayo kanye Nokuhlola Amathuluzi
Ukuthola izinto ezifanele kusho impumelelo yephrojekthi yakho. Amakhithi ajwayelekile e-electronic soldering azohluleka ngokushesha kunsimbi enamathangi. Awukwazi ukusebenzisa i-rosin flux eyisisekelo noma ama-ayina ebhodi lesifunda amancane. I-chemistry yezinto ezibonakalayo idinga ukunikezwa kwebanga lezimboni.
Ukukhetha i-Right Flux
I-rosin flux evamile ayikwazi ukungena ezingqimbeni eziqinile ze-zinc oxide. Uma uzama, i-solder izovele ikhiphe insimbi njengamanzi ku-wax. Kufanele ucacise futhi usebenzise i-acid-based noma i-zinc-chloride liquid flux. Leli khemikhali elinolaka libamba ungqimba olungaphezulu oluncane oluncane. Ihlanza i-oxidation futhi ivumele insimbi encibilikisiwe ukuthi igeleze ngokushelela phakathi kwelunga.
Ukukhetha i-Solder Alloy
Unezindlela ezimbili eziyinhloko lapho ukhetha ingxubevange. Zombili izinketho zidinga okuqukethwe kwe-tin ephezulu ukuze kuhlanganiswe kahle ne-zinc.
Ama-Tin/Lead Alloys: Sincoma ama-tin/lead ajwayelekile angu-60/40 noma ama-40/60 ama-tin/lead ahlanganiswe ukuze ageleze kahle. Lezi zincibilika emazingeni okushisa aphansi futhi zivale izikhala ezincane kalula.
Izindlela Ezihlukile Zamahhala: Kufanele uhlole ama-alloys e-Tin/Silver/Copper kumasistimu okufaka amapayipi. Imithethonqubo yokuthotshelwa kwemvelo ivame ukugunyaza izinketho ezingenamthofu. Lezi zidinga ukushisa okuphezulu kancane kodwa zinikeza amandla amahle kakhulu.
Izidingo Zomthombo Wokushisa
Izinsimbi zisebenza njengezipontshi ezishisayo. Umphumela omkhulu wokucwiliswa kokushisa kokukhulu ishidi lensimbi eliqinile noma intambo yegeji enzima idinga ukuphuma okushisayo okukhulu. Ipeni le-electronics elijwayelekile elingu-40-watt lizolahlekelwa wukushisa kwalo lapho lithinta insimbi.
Udinga insimbi esindayo, enamanzi amaningi (100W noma ngaphezulu) ukuze uthole umsebenzi weshidi elinembayo. Ngaphandle kwalokho, ungasebenzisa ithoshi le-propane elijwayelekile lamageji amakhulu. Uma usebenzisa ithoshi, kufanele usebenzise ukunyakaza okuqondile, okushanelayo. Ukubamba ithoshi elimile kuzomomisa ngokushesha i-zinc futhi kucekele phansi ucezu lokusebenza.
Ukusebenza: Izinyathelo Ezi-5 Zokudayisa Ikhoyili Neshidi Lensimbi
Ukwenza umthungo ongenasici kudinga isiyalo. Ukweqa izinyathelo kuzoholela kusibopho esibuthakathaka noma ukugqwala okuyinhlekelele kwesikhathi esizayo. Landela lolu chungechunge ngokucophelela ukuze uqinisekise ukuqina kwesikhathi eside.
1. Ukulungiselela Ubuso Bemishini
Kufanele unamathele ngokuqinile ezindinganisweni ze-ASTM A780 zokulungiswa kwendawo. Sebenzisa ibhulashi lensimbi engagqwali ehlanzekile noma i-fine-grit sandpaper. Khuhla ngobumnene indawo ehlangene ukuze ususe i-oxidation engaphezulu, ukungcola, nokugqwala okumhlophe. Ufuna ukwakha ukuthungwa okubuthuntu kancane, okuklinyiwe. Gwema ukufaka ukucindezela okukhulu. Akumelwe ugaye ngokuphelele ngokusebenzisa ungqimba lwezinc wehlele ensimbi engenalutho. I-solder idinga ungqimba lwezinc ukuze lubambe ngokuphumelelayo.
2. Ukunciphisa Amakhemikhali
Ukukhuhla ngomshini kushiya uthuli oluncane kakhulu. Ngaphezu kwalokho, ngokuvamile uzothola amafutha omshini ayinsalela noma ama-anti-rust coatings kwentsha ikhoyili yensimbi . Sula indawo elungisiwe nge-degreaser yezentengiselwano esebenza ngokushesha noma i-isopropyl alcohol. Sebenzisa ithawula lesitolo elingena-lint. Kufanele uqhubekele ngokushesha esinyathelweni esilandelayo uma isincibilikisi sesihwamukile. Ukuveza i-zinc engenalutho, ehlanziwe emoyeni isikhathi eside kumema ukuphinda kufakwe i-oxidation ngokushesha.
3. Isicelo se-Flux
Gcoba ijazi elivulekile le-zinc-chloride liquid flux oyikhethile ngqo kumthungo ohlangene. Ungasebenzisa ibhulashi le-asidi ukuze ulipende ngokulinganayo endaweni eqondiwe. Qinisekisa ukuthi uketshezi lungena kunoma yiziphi izikhala ezigqagqene. I-flux izohlanza insimbi ngamakhemikhali njengoba ishisa. Ungasabalalisi i-flux ngaphandle kwendawo ehlangene ehlosiwe, ngoba igqwala kakhulu.
4. Isicelo sokushisa kanye nokugeleza kwe-Solder
Faka umthombo wakho wokushisa kusisekelo sensimbi ngokwayo. Ungalifaki ilangabi noma ithiphu lensimbi ngqo ocingweni lwe-solder. Shisisa insimbi kancane kancane ifinyelele cishe ku-600°F. Thinta njalo intambo ye-solder kumthungo wensimbi. Uma insimbi ifinyelela izinga lokushisa elifanele, i-solder izoncibilika ngokushesha lapho ithintana. Isenzo se-capillary sizodonsa ngokuzenzakalelayo insimbi ewuketshezi ijule kumthungo. Hambisa umthombo wakho wokushisa eduze kwelunga kahle, uvumele insimbi egelezayo ilandele ukushisa.
5. I-Post-Solder Neutralization (Kubalulekile)
Awukwazi ukweqa lesi sinyathelo sokugcina. Izinsalela ze-Acidic flux zizogqwala ngokushesha insimbi engaphansi uma ingelashwa. Uma ilunga selipholile ngokwemvelo lifinyelela izinga lokushisa elilingana negumbi, kufanele ugunyaze ukuhlanzwa okuphelele. Geza ilunga elipholile ngamandla ngamanzi afudumele kanye nendwangu ehlanzekile, emanzi. Abanye opharetha basebenzisa isisombululo sesoda yokubhaka esithambile ukuze baqinisekise ukungathathi hlangothi okuphelele kwe-asidi. Landela lokhu ngokomisa indawo ngokuphelele ngomoya ocindezelwe noma ithawula elomile.
Ukunciphisa Izingozi: I-Metal Fume Fever kanye nokushisa ngokweqile
Ukusebenza ngezinsimbi ezilashiwe kwethula ubungozi obukhulu bezempilo kanye nezinto ezibonakalayo. Kufanele uhloniphe izingozi ezingokwemvelo zokushisisa i-zinc. Amaphrothokholi afanele okuphepha ahlukanisa imiphumela yobungcweti emaphutheni ayingozi ezimfundamakhwela.
Ukungenisa umoya kanye ne-PPE
I-Zinc iziphatha ngendlela eyingozi emazingeni okushisa aphezulu. Lapho i-zinc ifinyelela emazingeni okushisa okuhwamuka, ikhiqiza intuthu emhlophe enobuthi obukhulu. Ukuhogela le ntuthu kubangela isimo esibi kakhulu esaziwa ngokuthi 'I-Metal Fume Fever' Izimpawu zilingisa umkhuhlane onzima, okuhlanganisa ukugodola okunamandla, izinhlungu zomzimba, ubuhlungu besifuba, nomkhuhlane. Lezi zimpawu zivame ukufika emahoreni ambalwa ngemva kokuchayeka.
Kufanele ufune imithetho eqinile yokuphepha. Gqoka njalo isiphefumulo esifakwe kahle se-P100 esiklanyelwe ukushisela umusi. Imaski yothuli lwephepha elula inikeza isivikelo esingu-zero kumhwamuko we-zinc. Ngaphezu kwalokho, kufanele usebenzise umoya ophoqelekile wokukhipha umoya endaweni yakho yokusebenza. Phusha intuthu isuke endaweni yakho yokuphefumula bese uyikhipha ngaphandle ngokuphepha.
Ukulawula izinga lokushisa
Ubhekene nengozi eqhubekayo yokusebenzisa ukushisa okukhulu, ikakhulukazi uma usebenzisa ithoshi ye-propane. I-Zinc incibilika cishe ku-787°F. Izibani zishisa izinkulungwane zamadigri ngaphezu kwalokhu. Ukushisa kakhulu indawo kubhubhisa i-zinc coating ngaphandle kwendawo ehlangene eseduze. Lo monakalo oshisayo ushiya insimbi engaphansi ingenalutho ngokuphelele futhi isengozini yokugqwala ngokushesha. Ekugcineni, ukushisa i-zinc kubeka engcupheni ubuqotho besakhiwo sephrojekthi yakho yonke. Gcina ithoshi lakho linyakaza njalo ukuze uvimbele ukushisa okweqile kwendawo.
Ukuqinisekiswa Kwekhwalithi Nokuhlaziywa Kokwehluleka
Kufanele uqinisekise impumelelo yemishini nekhemikhali yelunga lakho ngaphambi kokufaka ingxenye ekusebenzeni. Ukuhlola okulungile kuvimbela ukwehluleka kwenkambu ebizayo phansi komugqa.
Ukuhlola Okubonakalayo
Ungakwazi ukuhlonza ngokushesha ukujoyina okuphumelelayo ngokusebenzisa ukuhlola okuyisisekelo okubonakalayo. Ilunga le-solder elinempilo kufanele libonakale libushelelezi, licwebezela kancane, futhi limanziswe ngokuphelele emaphethelweni ensimbi. Insimbi kufanele iphaphatheke ngokuphelele ku-base material.
Qaphela ukukhubazeka okubonakalayo okuvamile. Ubuhlalu noma 'i-balled up' solder ibonisa inkinga enkulu. Lokhu ngokuvamile kusho ukuthi usebenzise ukushisa okunganele noma usebenzise ukugeleza okunganele. I-solder yehlulekile ukunqamula ukungezwani kwendawo kanye nebhondi. Uma ilunga libukeka limnyama, licwebile, noma lishile, usebenzise ukushisa okukhulu kakhulu futhi washisa ingxubevange.
Ukuhlola Ukugqwala
Ukuqapha ngemuva kokukhiqiza kubaluleke kakhulu njengokuhlola kokuqala. Uma ukugqwala ngaphambi kwesikhathi kwenzeka eduze komthungo ezinsukwini ezimbalwa ngemva kokuqeda iphrojekthi, unokwehluleka kwamakhemikhali. Ungakwazi cishe njalo ukuxilonga lokhu njengokwehluleka ukugeza ukugeleza kwe-asidi ebolayo phakathi nesinyathelo sokugcina. Ama-chloride avalelwe avele adla nge-zinc futhi aqala ukucekela phansi insimbi. Kufanele ucwenge inqubo yakho yokushintshaniswa kwe-post-solder ukuze ulungise lokhu.
Isiphetho
I-Soldering ihlala iyindlela enokwethenjelwa kakhulu, efakazelwe yezinhlelo eziphansi zokucindezela, ezivimbela amanzi. Ilinganisa ngokuphelele indalo ehlangene eqinile nokugcinwa kwezinto ezibonakalayo. Inqubo isebenza kahle kakhulu inqobo nje uma opharetha ehlonipha ukumelana kwamakhemikhali e-zinc futhi esebenzisa izinto ezifanele.
Ukuze uqinisekise impumelelo kuphrojekthi yakho elandelayo, thatha isinyathelo esisheshayo ekusetheni kwakho. Okokuqala, hlola indawo yakho yokusebenza yamanje ukuze uqinisekise amandla anele okungenisa komoya okuphoqelekile. Okwesibili, thola i-zinc-chloride flux ezinikele kanye nomthombo wokushisa wamanzi aphezulu. Okokugcina, hlala uhlola uhlelo lwakho lokushisa ocezwini lwensimbi engalahliwe ngaphambi kokuzibophezela ezintweni zakho zokugcina zokukhiqiza.
FAQ
Umbuzo: Ngingakwazi ukusebenzisa insimbi evamile yokunamathisela ngogesi ensimbi enamagqabhagqabha?
A: Ngokuvamile, cha. Ama-ayina ajwayelekile awanaso isisindo esishisayo esidingekayo ukuze kushiswe izingxenye ezinkulu zamagalani kufike ku-600°F odingekayo. Ishidi lensimbi lidonsa ukushisa ngokushesha kakhulu. Insimbi esindayo (100W+) noma ithoshi le-propane elilawulwa ngokucophelela liyadingeka ngokuphelele ukuze uphumelele.
Q: Ingabe kufanele ngisebenzise i-solder eholayo?
A: Cha. Nakuba i-60/40 tin/lead kulula kakhulu ukusebenza ngayo ngenxa yephoyinti layo elincibilikayo eliphansi nokugeleza okuhle kakhulu, ayiphoqelekile. Amasoda angenawo umthofu anesiliva asebenza kahle kakhulu embotsheni ye-zinc, inqobo nje uma umthombo wakho wokushisa unamandla ngokwanele ukufinyelela amaphuzu awo okuncibilika aphakeme kancane.
Q: Kungani ilunga lami elihlanganisiwe lagqwala ngokushesha?
IMP: Lokhu kuhlale kubangelwa ukushiya izinsalela ze-acid-based flux ensimbi. Ama-chloride anolaka ku-flux asebenza njenge-etching agent. Bazodla ngokufutheka kukho kokubili i-zinc nensimbi uma bengashintshiwe futhi bagezwe ngamanzi afudumele ngokushesha ngemva kokuba ilunga lipholile.
