Pakihi, Ahumahi
Konuhono hoki parahi whakapiringa, konumohe, parahi, rino, me te he kowiri tira. hanganga konuhono mō te whakapiringa. Ngā momo o te tūhoto mō te whakapiringa
A, no te whakamau humarie tahi te ngā pūhui totoka, te tino maha whiriwhiria hoki tenei brazing. he noa i roto i te maha ngā wāhi o te ahumahi tenei tukanga. E tatou ki te tūhoto me te handyman.
E āwhina ana tēnei mahi e kore anake, no te te TV hē ranei rorohiko, me mo te whakaora ki kia whakakapia maramara tinana maramara ranei. Ki tenei tukanga iti te pouaka, ngā pūnaha ahumahi. āwhina Pike i roto i te mea e tika ana ki te whiwhi i te hiri. I roto i te tua, etahi o te rauemi noa e taea e kore te hono i roto i te ara rerekē.
E tīpako alloys, solders me ngā momo rere rānei i runga i te rauemi, i e whai ki te mahi. Hei tauira, i roto i te taahiraa ki ngā hua konumohe titau rere rerekē atu atu e mo te parahi hiriwa ranei. Kei raro whakaahua tatou nga āhuatanga matua o ia o ratou, ka whiriwhiri i te kōwhiringa pai mo te mahi.
Tūhoto mō te whakapiringa: ngā āhuatanga taketake
Ka rite ki whakamahia reira rerekē alloys whakarewa. He hoki tito i runga i whakarewa parakore. Ki te whakamahi i te tūhoto ngā taea te waihanga hononga-kounga teitei, me rerekē enei rauemi i roto i etahi āhuatanga.
wettability
Tuatahi o te katoa, kia whai wettability pai tetahi momo o tūhoto. Te kore tēnei āhuatanga wāhanga soldered kore e taea e noa reliably kōrero ki ia atu. He aha te mea wettability? Ko te āhuatanga ngā e ka ko ki runga ake i te rāpoi wai te kaha o te here i waenganui i te matūriki mārō me te wai tenei. Ki te mea i reira e mākū, ia ka wai kia horahia ki runga i te mata, me te whiwhi ki kōwhao katoa. Na, ki te mea te tūhoto ki tūhoto kore e mākū, hei tauira, parahi, ka taea e kore te whakamahi i te reira ki tenei whakarewa. e kore hoki whakapiringa tona mata e whakamahia i roto i te puka parakore. He tino iti ona āhuatanga mākū me te kore koutou e taea e tatau i runga i te kounga teitei o te hononga.
ira whakakoero
Ko nga mea katoa te ahua o te tūhoto, te pāmahana i nei tīmata reira ki te ngohe, whai ki kia raro i te rauemi whakakoero soldered. kia hoki kia te reira i runga ake i te pāmahana whakahaere o ngā wāhanga.
A paraparau e pā ana ki te pāmahana rewa tikanga o te ngā rua. Ko te uara i ai e tukatuka rewa wāhanga fusible me iti, te wahi riro te koranu he wai tenei. huaina te rerekētanga i waenganui i enei pāmahana e rua ko te wā whātioatanga. Ki te ko te wahi whakapiringa i roto i tenei rerekētanga, ka taea e taua kawenga ara iti aunoa i runga i te workpiece tino whakangaromia te hanganga tūhoto. I roto i tenei hononga ka e whakanuia brittleness tiketike, me te ātete. Kia mahara ki te mea matua: e kore i roto i tetahi huarahi pānga te hononga rite te roa rite te tūhoto mō whakapiringa e kore te mea tino ö.
āhuatanga nui o solders
Ko nga mea katoa i te momo, me te ahua o te koranu, kia whakamahia ai ki mea katoa rauemi, e kore e roto i te reira i tetahi konganuku taimaha ranei ētahi atu matū paitini runga ake te täkupu whakapumautia. Ko te hanganga o te rauemi tūhoto hāngai ki te taipitopito mōrahi. Kore, e kore e waiho te reira taea ki te tiki i te hononga pono. ka puta brittleness nui.
Tetahi tūhoto, ahakoa o te momo, me te whakaaro, kia kia thermally pūmau. Ano, Me whai elektrostabilnostyu te tūhoto mō whakapiringa. kia tango te reira i ki pūkete te whakarea o te roha waiariki me te ngāwhā kawe ia. kore me ratou rerekē tino i te uara e kua tono ki te hua tūhoto.
Ngā momo o te tūhoto mō te whakapiringa
Kei te wehea alloys ngā katoa mo tenei mahi ki ngohengohe fusible ranei, ai te mea ki runga ki te 450 degrees, me te totoka te pāmahana rewa. Here, ko reira tino teitei ake i te uara i runga ake.
solders ngohengohe
Ko tētahi o nga alloys tine-mata tino rongonui, me te whānui whakaaro ki te hei ki te ihirangi rerekē o nga wae. I roto i te tikanga ki te hoatu i te āhuatanga rauemi e tika ana o te tūhoto mō whakapiringa taea te tāpiri ki te momo o kai atu. Hei tauira, kei te whakamahia bismuth me cadmium ki raro i te pāmahana rewa. Tāpiri kakano faarahi te kaha o te tahi brazed.
Alloys o mata me te tine i te ira whakakoero iti me te kaha iti. Kaua e whakamahia ratou mo nga wahi, i te mahi o nei tā te pikaunga nui. Ano, e kore e tūtohutia enei solders ki te e hei i te pāmahana whakahaere o ngā wāhanga i runga 100 ° C. Ki te whai koe ki te tūhoto te wahi utaina ki solders ngohengohe, kia ngana ki te whakapiki ake i te wāhi o te whakapā i waenganui nga hua e rua.
I roto i taea te tāutuhia te rauemi ngohengohe tino rongonui pic-18 pic-30 pic-40 pic-61 pic-90. E hoatu ana te whika mo te take. Ko te ōrau o tine i roto i te koranu tenei. I roto i te ahumahi te ake nuitia whakamahia te reira i roto i te hanga o te hikohiko, mea hanga. I roto i te ora ia rā, ka taea e hoki te hono ratou te momo o ngā wāhanga: televisions iahiko, oumu ngaruiti, hopane hiko, me te tahi atu pūrere iti.
solders Wāhui
hangaia POS-90 te ki te mahi ki nga kōrero, ka ka e kia whawha e hangarau galvanic. Ka taea te whakamahi POS-61 mo te hanga o te taputapu pū. Ano, he pai hoki te tūhono mongamonga o fatongia tiketike o te momo o ngā rauemi te koranu. POS-61 whakamatauria iho maitai rite te tūhoto mō parahi whakapiringa, me te parahi. he pai konuhono i te mea e tika ana ki te whakatutuki i pūhui pūmau ki te kawe ia hiko tiketike.
Kei te whānui whakamahia POS-40 hoki ngā mahi ki te kōrero mākahi me hē. I roto i tenei rohe whakahaere taea te hana ki te pāmahana teitei. Pic-30 e tika ana mō te whakapiringa parahi parahi ranei, maitai me alloys rino.
totoka
I roto i alloys whakangutungutu e whānui whakamahia me e kitea e rua anake ngā rōpū. Ko te nuinga parahi hiriwa ranei alloys tenei.
kia ngā te rōpū tuatahi tūhoto, parahi, me te konutea. He pai te hāngai hoki aua pūhui ka e kia pāngia e te kawenga pateko ratou. E kore e te fragility o enei alloys tukua ki te whakamahi ia ratou i roto i kōpuku ka wheako aro tetahi te wiri ranei.
Na roto i te solders o parahi tito e hāngai ana konutea-ranei ngā PMC-36 me PMC-54. Tuatahi - Ko te tūhoto parahi tino mō te whakapiringa tetahi atu pūhui parahi ranei tenei. he pai hoki te whakamahi i runga i ngā wāhanga parahi, parahi maitai ranei te tuarua.
Ki te hiahia koe ki te hono tahi ngā wāhanga maitai e rua, na ko reira taea ki te whakamahi i parahi parakore, kōeke parahi L-62, L-62, L-68. hāngai ēnei solders e i runga i parahi e taea te waihanga pūhui kaha me te kirihou. alloys parahi i taua āhuatanga.
Whakaaro o teitei alloys hiriwa kounga. kia hoki i roto i te hanganga konutea me te parahi. AKP-70 - Solder mō te parahi whakapiringa, mo te whakamahi ki te parahi ranei hiriwa wāhanga. Ko te pai tenei tūemi ki te me whakahaere i te pae hononga hiko. whakamahia SDP-65 i roto i te hanga o te whakapaipai, whare, paipa wai. hiahiatia AKP-45 te mo te tūhono i te wahi, e kua whakahaeretia i raro i te wiri me te ru kawenga.
atu momo
He atu, solders iti rongonui. E mea pinepine e whakamahia ratou mo konganuku onge mō te mahi i roto i ngā āhuatanga motuhake ranei. Hei tauira, te formulations nika-turanga tikanga mō ngā hua e mahi i roto i ngā āhuatanga pāmahana teitei. Ratou konuhono hoki alloys waikura-ātete. Solders, e hāngai ana i runga i te koura whakamahia mo te mahi ki te korere mārua. He solders tika, me te konupora.
Puka tuku
E wātea ana ngā rauemi, me tito mo brazing i roto i te whānuitanga o ngā puka. Ko te kupu, kia mau ai ki he waea, he kinaki kikokore, pire, paura. wātea rite te whakapiri konuhono granules ranei ano hoki. I runga i te puka tei reira, pera me te tūhoto ka kia wātea i roto i te rohe mahi.
Āhuatanga konumohe brazing
Pūhui wahi konumohe brazing whakamahia i roto i te ahumahi, me te i roto i te kāinga. Hei tauira, kei te hanga papa pahikara o tenei ra o te konumohe koranu - i roto i te taraiwa tino, maha whatiia e ratou. Ko te pātai, ko te: he aha te ahua o te tūhoto ki te whiriwhiri?
Kei te whakapono te reira e te whakapiringa o te konumohe - he tukanga rawa matatini. Otiia i roto i te meka ko te take tenei, ki te i roto i te tukanga o te whakamahi i ngā rauemi mō te kowiri tira ranei parahi, maitai, parahi. Ko te take hoki tenei - te kiriata waikura. E kore e hoatu e te reira i te taumata e hiahiatia ana o wettability me e kore e tareka te whakarewa turanga.
Ko te konumohe whakapiringa, me ona alloys
E ka tango i te mahi wahi i te taumata tika, te tūhoto hoki whakapiringa o te konumohe kia roto i silicon, konumohe, parahi, te konutea me te hiriwa. I teie mahana, Ka taea e te mākete kitea tito i roto i nei ko enei wae katoa i roto i te hanganga rerekē.
Te kōwhiri i te tūhoto pono, he mea nui ki te whakaaro i te whai ake. Ko te ātete te waikura mōrahi me te kaha teitei e whai i te pūhui i i mahi ki te tūhoto, e kei te rota o te konutea.
taea hoki te whakamahi konumohe pūhui o tine, me te pūtake mata. Ko he mea nui ki te faaineine i tika te mata mahi, paraihe ki te horoi kowiri tira, me te whakamahi o fluxes kaha. Ko tohunga kore e tūtohu te whakamahi o te huānga taua.
Tetahi tūhoto mō tiketike pāmahana konumohe brazing. Ko te tino pai tino, e tukua ana ki te whiwhi i te hononga pono, - konumohe-silicon me te konumohe-parahi-silicon.
Me pēhea te ki te konuhono parahi?
Ka rite ki whakahuatia i runga ake, he reira taea ki te mahi i te nuinga o te tito. Ka taea te whakamahi i te reira rite iti-pāmahana iti-rewa me brazing filler konganuku. Ko tētahi atu whakamahi tito i runga i tine-mata, he tine, he hiriwa, parahi, te hiriwa me te konutea.
Ki te hiahia koe ki te hanga i te kaupapa rorohiko ranei hanga te TV i roto i te whenua, ka taea e koe te whakamahi i tetahi huānga fusible. Ki te mea e tika ana ki te tūhoto whare i runga i putorino paipa ranei hanga te pouaka ranei, na anake ka pai te rauemi brazing mō brazing parahi. Na ko reira taea ki te whiwhi hua kounga teitei.
kowiri tira
Ki te hiahia koe ki te ngā wāhanga i kowiri tira, tūtohu te ngaio te whakamahi o rakau o tine, me te mata. He pai te hāngai hoki ngā rauemi ki te cadmium. Ka taea e koe te tono alloys fusible i runga i te konutea. Heoi, e kore e kia whakamahia ratou i roto i te taha ki te waro iti-koranu ranei steels. tūhoto Best hoki whakapiringa o kowiri tira - he hanganga i runga i te tine parakore. I tua atu, anake whakaaetia tine te ki ka wahi whakapiringa i roto i te whakapā ki te kai.
Ki te ka whakamana te mahi i roto i te huru maroke te oumu ranei, na ki te tono i te hiriwa ki te konupora, nika-chromium tūhoto parahi parakore (me te ake pai te parahi) ranei. A, no te he e tika ana whakapiringa i roto i ngā taiao ha'iriiri, te whakamahi i tinoli hiriwa te wahi iti o te nika.
pike maitai
Tūhono kore e pakeke nga wahi e rua ki ia atu. tūhoto utu, me te pai mo te whakapiringa o te maitai - POS-41. He he ano hoki te POS-60 me etahi, ara e taea te whakamahi tine parakore. Ko konutea titonga kino e tika ana. Rawa ka tae mai te reira ki te waro iti-koranu ranei rauemi.
Fluxes mō te brazing
I roto i te mahi te rere whai wāhi iti atu i tūhoto. Tenei matū absorber whakarewa me waikura. Reira tiaki hoki i te whakarewa i te hāora me piki mākū.
Ki te mahi tahi me te āhuatanga i runga i te pūtake o te mata, me te tine rite taea te rere te tono waikawa pūmāota, konutea pūhaumāota. Hoki drill tika, te haukini pūhaumāota. Tenei fluxes hohe. Hoki hohekore ngā kaihokohoko nau, hinu tiēre, te hinu oriwa, me te maha atu matū.
Hei tauira, e taea te whakamahi rongoā waikawa pūmāota ki solders ngohengohe. whakamahia konutea pūhaumāota te ki parahi, parahi, maitai. Haukini, moe maitai wehe me memeha nga matū fatty. Hoki konumohe te whakamahi i te hanganga o Tung hinu, kaihokohoko nau, calcined pūhaumāota konutea. Ka taea hoki te tono i te takiwa waikawa phosphoric.
Na, ka kitea e matou i roto i te mea ko nga solders, me i tetahi, ko te pai ki te whakamahi i roto i te wā rerekē.
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