Ko te flux whakapiri he mea nui tōna mahi i te whakahē i te hāpori, ā, kia whai hua he hononga ā-waha pai. Ko te take matua o te flux whakapiri ko te pūmau me te whakarite i ngā rae matua mō te mahi hono e kore e kitea. He rahi ngā momo flux whakapiri, inahoki ngā taumata e taea ai te whakamahi i aua. Ko te rosin flux he pai mō ngā mahi matatini, nōnā te flux wai ka whakamahi i te waehere ki muri. Ko ngā flux kāore i te mea hei whakarite hei whiwhi pai i ngā wāhanga kāore i te taea te whakarite, nōnā te mea kāore i te hiahia ki te whakarereke. Ki te whiwhi i te mīhini tika o te flux whakapiri, ka whai hua te paihere; ko te whakamahi nui rawa ka puta he uku kore e kore e pai, ka whakawāhia te whakapae o te hononga. Ko ngā hanganga pērā i te whakatakoto pūoro rānei, te whakawāhia i te flux ki runga i ngā whatunga mua i te whakapiri, ka whai hua te whakamahi pai. Ko te mōhio i ēnei hanganga he tohu nui ki te whakamana i te mōhio ki te whakapiri me te tino wāwari.
He mea nui te whiriwhiri i te papanga whakairi tika hei angitu i te mahi tika. He maha ngā momo whakapiri, pēnei i te kore-whe, i te whe, he whakamahinga motuhake ia, i runga anō i te kaupapa hiko. Ko te rahi o te matūriki i roto i te whakapiri whakapiri e awe ana i te tukanga whakarewa me te hononga; ko nga matūriki iti ake ka rewa i nga pāmahana iti ake, ka pai ai te whakairi pai. He mea nui te rokiroki me te whakahaere tika i te papanga whakawera kia mau tonu ai tōna kaha. Me rokiroki ki tētahi taiao hauhautanga, kore-wai, hei ārai i te pakaru. I tua atu, ko te piri ki ngā tohu pāmahana o te kaiwhakanao e whakarite ana i ngā hua pai i te wā o te whakairi. Mā te whai i ēnei aratohu mō te whakaū i te rere ka taea te whakatutuki i ngā hua pai i roto i ngā ara hiko matatini.
Ki te whakarite ake i ngā ture pēnei i a RoHS, kua whai wāhi nui te whakapapa ki te mahi ki runga i te whakapapa kore-pākura i te rorohiko. Ko te whakamātau i ēnei momo hanganga ka hoki hei whakamātau i ngā wāhanga wehe mea nei i te whakapapa me te pākura i roto i te whakapapa matua. Ko tētahi he ara mōhihi whakamutunga kei raro iho ko te whakawhitiwhiti i ngā atu, te tirotiro i te uaua o te ira kaiwhakapapa, e ai ki te whanaketanga o te wāhanga 350-400°C, me te whakamahere i te uara pai i te wā i te mahi whakapapa. Ko ngā taumata whakatupu e kitea ana pērā i te wāhanga wehe rawa o ngā hua kore-pākura, ka taea te whakangungu i ēnei take ki te whakamahia i ngā momo whakapapa pai me ngā momo hanganga pai. Hei tā ngā tohunga, ahakoa te mea ka noho nui ake te whakapapa kore-pākura, ka taea te puta mai i ngā paihere pai ki te whakatūpato i te paihere me te pākura i te whakatika pai. Ko te whakaae i ēnei tikanga ka taea te tiki i te whakaaetanga, ā, ka taea hoki te whakarite i ngā tikanga whakahaere pai mo te ao o nāianei.
Ki te whakaaro i waenganui o ngā huarere me ngā wharau tūmahi, he whiwhi whenua koe ki te mōhio i ngā mahi takitahi rātou. He wāhi kitea ngā huarere, he wānanga nui ki te whakahaere, ā, he pai noa rātou mō ngā mahi iti rānei, mō ngā mahi i te wā e haere ana. Engari, kāore i te whakahaumanu ā-wāhi, e hiahia ana hei whakamahere mō ngā mahi tata ki te pūnaha. Ngā wharau tūmahi, nā runga iho nei, he hanganga e āhei ana ki te whakarerekē ā-wāhi me ngā pūpū whakawhiti, ā, he pai ake rātou mō ngā kaupapa whaimana ake.
Ki te kīhai i te whiriwhiria he tūmahi tūmahi, whakaaro kia pai ngā hua hei whakaputa, hei whakahaumanu ā-wāhi, me te whakaaetanga pūpū. Ko ngā taumata hua nui he tautoko kia tautohe ake i te wā, e pai ana mō ngā mahi tūmahi nui. Nā ngā wharau tūmahi i te whakahaumanu ā-wāhi ka taea te whakarite i te mahi pai tonu me te whakahē i te wharekura i ngā momo whakawai, ko tēnā te take i heke ai i a rātou mō ngā whakamahere tata ki te pūnaha.
Te whakahaere i ōu āhua tāwhiti he mea nui ki te whakaū i tō rātou ao mōkore. Whenua atu i te pūtahi me te hēra kai matua rānei i ngā wā e hoahoa ana, hei whakawehe i ngā uku. Ko te tinning o te pūtahi i mua me i muri i te whakamahi he mea tautoko hoki i tana wehi. Ki te whakarite i ēnei tikanga, ka tiakina ngā āhua tāwhiti kia puta mai ngā hua pai, ka noho he iti ake tō rātou ao.
Ko te flux he mea nui i roto i te mahi tāwhiti, e āki ana i te rangatira me te pai o ngā huatau tāwhiti. He mea nui tana ki te whakawehe i ngā uku i runga i ngā mata whenua, hei tautuhinga i te pai o te tāwhiti ki te whakapai me te whakapiri. Ka puta ngā huatau pai ko ngā tohu flux, ko ngā rosin, ko ngā water-soluble, me ngā no-clean flux, e whai ana i ngā āhuatanga tuatahi e tautoko ana i te kuhu me te whakapiri o te tāwhiti.
Te karo i te flux e tika ana e hango nei i te whakamahi inati me nga raraunga e pā ana. Hei tauira, ko te rosin flux ka whakamahia tonu i runga i nga mea matihiko, nā tana pai ki te tirotiro i te oxidation, ahakoa ko nga flux kua waiherehere kei aua whakamahi e hiahiatia ana i muri i te tahuri o te solder. Ko te kawe akaaka i te whakamahi i te flux e āwhina ana i te pai rawa o nga mahi soldering, e hiahiatia ana te pai rawa o nga rauemi matihiko.
Ki roto i nga tikanga hou o te soldering, e hunga ana te whakamahi i te momo e tika ana me te paenga flux. Ka noho mōhio ai ia ki te whakaae i te mahi soldering, ahakoa ka āwhina hoki i te whakamana i nga hononga whakahirahira i waenganui i nga whakapae iti noa iho ki nga hanganga PCB matihiko pūmau. Ki te mohiotia e tetahi tangata te mahi matua o te flux me te whakamahi pai, ka whakapai atu ia i te pai me te whakamana o nga hononga i te mahi matihiko.
Ko te Tin Solder Bar Sn99.3-0.7Cu he whiriwhiringa matua mō te whakapā ki roto i ngā wāhi whakapā, e whai ana i te whakamaru mai i te 99.3% pūkeko me te 0.7% kōpane, tuku atu nei tētahi whiringa kore-pūrangi hei whakamana. Kua noho tōna whakaahua hei whaihua i te whakaiti i te whakapūmau i te wā o te whakapā, hoki mai nei i ngā whiringa pai rawa, pai tonu, e tika ana ki ngā paerewa ā-motuhi. Nō reira, ko ngā āhuatanga kore-whakapūmau nei e hiahia ana ki te whakapau ki ngā putanga whakapono i waenganui i ngā taiao hanga iwi. Ko te Tin Solder Bar he pai rawa i ngā wāhi e hiahia ana ki ngā hononga pūmau, pūmau ake, pēnei i roto i ngā whenua motokā me ngā rorohiko.
Nga kaiwhakatō here me te raupapa, he pai noa i ngā āhuatanga e whiwhi ana i te taurangi me te wawe o te whakamahi, ka tuhi hei whakatau hou mo ngā whakatikatika ā-waha. He wawe te kuhu mai o enei kaiwhakatō, he pai rawa te whakapae atu, koia nei he pai ki ngā mahi e hāngai ana ki ngā mīhini matihiko me ngā whatunga. Ahakoa, me whakaaetia ngā tikanga ture, inaianei ko ngā tohutohu RoHS e pērā ana i te whakaiti i te whakamahinga o te para i runga i ngā rorohiko. Mo te hua pai rawa, tiakina ngā momo whakamahi pai, penei i te whakamahi i te flux soldering hei whakapai i te wawe me te whakapae, me mahi tonu i roto i tētahi wāeke pai hei tiaki i te hauora.
He tāwai hokohoko Sn99.3Cu0.7 mati whakarite i te korenga, he taonga whakapono ki te hanga rorohiko, nōna te pai me te mahi. He mōhiotia tēnei tāwai i te iti noa iho ngā mate i muri i te whakarite, e whai ana i ngā hononga kīwaha me te pūmau. Ki te āheinga o te wā kaiwhakarite e pai ana mo te nui o ngā whatunga, ka taea te mahi tika i roto i ngā taiao hokohoko pai. Ko te tiaki i tēnei tāwai ko te tono tika i roto i te waewae, i te wāhanga haumaru, me te manaaki pai ki te whakaora i tana mana me te whakamahi.
Ko te whakahaere o te rauhī Sn40/Pb60 me te kaiwhakarite rosin ka hēmi tonu ki ngā whakaaturanga o ngā waea mōhika, nā tōna taumata hāngai i te wāhi e tae ana. Ko tēnei āhuatanga e tiaki tonu ana i ngā pūtake iti i te whakamahana, e tiaki ana i te whakaputa mai i te tuhinga o te tūranga. He pai tōna whakamahi mo ngā whakatikatika rauhī e hiahiatia ana te matatika. Me whakamahi i tēnei rauhī i runga i ngā momo hangarua tika, me te whakarite i te wāhi hei whakamutu i te whakamahana nui rānei, te riro rawa atu rānei o ngā pūtake.
Te whakatinanatanga i ngā rōpū whakawhiti hau pūngao e tika ana ki te tiaki i te hauora me te whai i ngā here here mō ngā tikanga haumaru mahi. E taea ana ngā hau pūngao whakahirahira hei whakaputu i te urupa me te kōkōwai, ka puta mai i ngā mahi whakauru, ka noho nui ake te āhuatanga o ngā paenga hauora mo ngā mahi. Hei whakaiti i tēnei, e aihere ana ngā momo rōpū hau pūngao e rima nei, ina ko ngā pūtahi pouaka, ngā rangahau kaweake, me ngā whakataunga kua hangaia mo ngā mahi nui. Ki ia momo he mea hanga pūnaha, pērā i ngā pūnaha kōkōwai whakawehewehe, ngā pūnaha HEPA, me te tahuhu hau e whakamahia ai ki te kite me te whakangaro i ngā pūngao whakahirahira. Mo te whakatūhanga pai, me whakamātau ngā wāhi mahi kia kitea ngā wāhanga matua e mahi ana i ngā mahi whakauru, kia tuwhera ai ngā rōpū hau pūngao ki ngā wāhanga pai hau. Me whakaaetia hoki te whakahaere taumatai i ēnei rōpū, hei whakarite i tana pai, tae atu ki te hau pai e whai ana ki te whakapai i te pūngao o ngā rōpū hau.
Te hurihanga ki ngā matū kauhere kore iriwha he mōhiotanga hōhipa hou e pā ana ki ngā tūtohu haumaru, e rerekē ana i ngā mahi kauhere iriwha tradisional. E ai ki ngā matū kauhere kore iriwha, pērā i ngā whakawhitinga hinu parū-rewa-tinahu, he wero āhuatanga me ngā pai hoki, me whai ake te hunga whakamahi i ō rātou take whakahaere me ngā kaupapa whakaputu i roto i te whakamana. Me whakatauhia e ngā kaiwhakahaere ngā tikanga whaiaro, īnā kua tino tika kia whakaputua i te waipiro kauhere ki ngā karaehe whakarite, me te tino tae atu ki te whakaaetanga o ngā whare me ngā tikanga whakahaere waipiro tika. He mea nui kia whakanuitia te PPE (Personal Protective Equipment), pērā i ngā hīpi me ngā karu tirotiro whakahaere, hei whakamutu i te whakaaweawe ki ngā kauhere flux me ngā hū. Me hangaia ngā pūkenga haumaru atu i runga i ngā wā whakamātau, hei whakamāmā i ngā kaiwhakahaere i ngā take whakahaere, ngā pānga taiao, me ngā take whakautu ā-wāhi whakamutunga, hei whakapai i te haumaru mahi me te whakapakari i te ahurea o te whakahaere tika.
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