Kuyambira kumapeto kwa chaka cha 2025, makampani opanga magetsi a LED awona kukwera kwa mitengo kwatsopano. Mtengo wa mkuwa wakwera ndi 36% chaka chino, zomwe zapangitsa kuti mtengo wopangira magetsi a LED ukwere kwambiri - bolodi lamagetsi (PCB). Chifukwa cha kukakamizidwa ndi ndalama, opanga ena osakhulupirika, pofuna kulanda msika ndikuchepetsa ndalama, ayamba kuchita "machitidwe onyenga" pa mabwalo amagetsi a LED. Amasankha "kuba mkuwa" ndi "kusintha zinthu zosafunikira m'malo mwa zabwino" kuti apeze phindu lalikulu, zomwe zimayambitsa zoopsa zazikulu komanso kutayika kwa ogula. Nkhaniyi ikufuna kukuthandizani kumvetsetsa tanthauzo la msampha wa "kuba mkuwa", kudziwa njira zothandiza zopewera, ndikuwonetsetsa kuti mugula magetsi enieni a LED.
I. Mbiri ya Makampani: N’chifukwa Chiyani Kukwera kwa Mitengo ya Mkuwa Kunayambitsa “Msampha wa Kuba Mkuwa”?
1.1 Kuchuluka kwa mitengo ya mkuwa chifukwa cha kuchuluka kwa unyolo: Mtengo wa ma LED light strips uli pansi pa kupsinjika
Mkuwa ndiye chinthu chofunikira kwambiri pa ma circuit board a LED light strips. Kukhuthala kwa foil ya mkuwa kumatsimikizira mwachindunji mphamvu ya magetsi, kutentha komwe kumataya komanso moyo wa ntchito ya circuit board. Kuyambira mu 2025, chifukwa cha zinthu monga kusinthasintha kwa ma circuit chain padziko lonse lapansi komanso kufunikira kwa zitsulo zoyambira, mtengo wa mkuwa wapitirira kukwera, ukukwera ndi oposa 36%, zomwe zapangitsa kuti mtengo wa ma PCB board ukwere ndi 15%-25%. Kwa makampani opanga ma LED light strips, mtengo wa ma circuit board ndi 20%-30% ya mtengo wonse, ndipo kukwera kwa mitengo ya mkuwa kwachepetsa phindu la mabizinesi.

1.2 Cholinga chachikulu cha ndondomeko ya kuba mkuwa: kuchepetsa ubwino chifukwa cha mitengo yotsika
Poyang'anizana ndi kukakamizidwa kwa ndalama, makampani wamba nthawi zambiri amakonza njira zopangira, amawongolera magwiridwe antchito kuti achepetse ndalama zomwe zimagwiritsidwa ntchito, kapena kusintha mitengo yazinthu moyenera kuti atsimikizire kuti ndi zabwino. Komabe, opanga ena osakhulupirika amasankha "kutengera njira zazifupi", kusintha zojambula zamkuwa pa bolodi lamagetsi - mwa kuchepetsa makulidwe a zojambula zamkuwa, kusintha mkuwa weniweni ndi aluminiyamu kapena chitsulo chokhala ndi mkuwa, ndikuchepetsa m'lifupi mwa mawaya amkuwa, ndi zina zotero kuti achepetse ngodya. Zogulitsa zomalizidwa zimagulitsidwa pamitengo yotsika kwambiri kuposa mitengo yanthawi zonse yamsika, zomwe zimapangitsa ogula "kuyesedwa ndi mitengo yotsika".
1.3 Chenjezo! Zoopsa zobisika za kuba zingwe za mkuwa ndi zazikulu kwambiri kuposa ndalama zomwe zingasungidwe.
Kugula zingwe za nyali zamkuwa zomwe zabedwa kungawoneke ngati kwathandiza kusunga ndalama zogulira kwakanthawi kochepa, koma kwenikweni kumabisa zoopsa zazikulu zobisika: kusayenda bwino kwa magetsi kumabweretsa kuwala kosagwirizana komanso kuthwanima kwa zingwe za nyali; kutayika bwino kwa kutentha kumathandizira kukalamba kwa mikanda ya nyali, kuchepetsa moyo wa ntchito kufika pa 1/3 - 1/2 ya chinthu chabwinobwino; m'malo odzaza kwambiri kapena otentha kwambiri, nthawi zambiri imayaka waya wamkuwa, ma short circuits, komanso ngakhale zoopsa za moto. Pa mapulojekiti aukadaulo, ndalama zokonzanso ndikusintha pambuyo pake zimakhala zapamwamba kwambiri kuposa ndalama zoyambira zomwe zimasungidwa.
II. Kusanthula Mozama: Misampha Itatu Ikuluikulu Yobera Mkuwa muMabodi Ozungulira a LED Light Strip
2.1 Msampha 1: Kuchepetsa makulidwe a pepala la mkuwa - Njira yodziwika bwino yobera mkuwa
2.1.1 Mfundo Yochepetsera Kulemera: Kuchepetsa Kukhuthala Koyenera kwa Foil ya Copper
Kukhuthala kwa foil yamkuwa ya ma board a LED omwe amagwiritsidwa ntchito nthawi zonse ndi 1 oz (pafupifupi 35 μm). Pazinthu zapamwamba, ngakhale 2 oz (pafupifupi 70 μm) imagwiritsidwa ntchito kuti zitsimikizire kuti ikugwira ntchito bwino pansi pa mphamvu yamagetsi yapamwamba. Komabe, opanga zinthu osauka amachepetsa makulidwe a foil yamkuwa kufika pansi pa 0.5 oz (pafupifupi 18 μm), zomwe zimachepetsa ndalama mwa kuchepetsa kuchuluka kwa mkuwa womwe umagwiritsidwa ntchito.
2.1.2 Mavuto Ozindikira: Maso osawoneka bwino sangathe kusiyanitsa mwachindunji
Kusiyana kwa makulidwe a pepala la mkuwa kuli pa mulingo wa micrometer yokha. N'zosatheka kusiyanitsa ndi maso okha pamwamba pa bolodi la circuit. Pokhapokha pogwiritsa ntchito zida zaukadaulo poyeza ndi pomwe zingadziwike. Izi zimapatsa mwayi opanga zinthu zosakhulupirika kuti aziona zinthu zosafunika ngati zabwino.
2.2 Msampha 2: Kusintha Zinthu - Kugwiritsa ntchito aluminiyamu/chitsulo chophimbidwa ndi mkuwa kukhala mkuwa weniweni
2.2.1 Mfundo yodulira ngodya: Kugwiritsa ntchito zitsulo zotsika mtengo m'malo mwa mkuwa weniweni
Mkuwa woyera uli ndi mphamvu yabwino kwambiri yoyendetsera magetsi komanso kutenthetsa kutentha, koma mtengo wake ndi wokwera; pomwe mitengo ya aluminiyamu ndi chitsulo ndi 1/3 mpaka 1/5 yokha ya mkuwa. Opanga osakhulupirika amapaka pamwamba pa mawaya a aluminiyamu ndi mawaya achitsulo ndi wosanjikiza woonda wa mkuwa kuti apange mabwalo a "aluminium-clad aluminium" ndi "copper-clad iron", ndikugulitsa ngati mabwalo a "copper-clad iron". Zotsatira zake, mphamvu yawo yoyendetsera magetsi komanso kutenthetsa kutentha imachepa kwambiri.
2.2.2 Zoopsa Zobisika: Zosavuta Kusungunuka, Nthawi Yokhalitsa Kwambiri ya Moyo
Kuphimba kwa matabwa achitsulo opangidwa ndi aluminiyamu/mkuwa kumatha kusweka mosavuta. Pambuyo pogwiritsidwa ntchito kwa nthawi yayitali, mavuto monga kukhudzana kosayenera komanso kukana kwakukulu kumatha kuchitika, ndipo ngakhale kusawunikira kwa mawaya m'deralo kungachitike. M'malo ozizira, njira yopangira mawaya imakhala yachangu, ndipo nthawi zambiri imakhala yosapitirira chaka chimodzi.
2.3 Msampha 3: Malingaliro Osokoneza - Kugwiritsa Ntchito "Kulipira Mkuwa" ngati "Chilungamo Choba Mkuwa"
2.3.1 Kusokeretsa Pogwiritsa Ntchito Mawu Molakwika: Kugwiritsa Ntchito Mawu Oseketsa Akatswiri Posokeretsa Wogula
Mu kupanga ma PCB, "kuba mkuwa" ndi njira yachibadwa - madontho ang'onoang'ono a mkuwa ndi mabuloko a mkuwa amawonjezedwa m'malo opanda kanthu a bolodi la dera kuti zitsimikizire kufalikira kwa zojambulazo za mkuwa mofanana ndikupewa kusintha kwa zinthu komanso mavuto okhudzana ndi makulidwe osafanana panthawi yocheka ndi kuyika ma electroplating. Komabe, opanga ena osakhulupirika anena zabodza kuti machitidwe awa "ochepetsa makulidwe a zojambulazo za mkuwa" ndi "kuchepetsa mawaya a mkuwa" ndi "njira yolipirira mkuwa", zomwe zimasokeretsa ogula osadziwa bwino ntchito.

2.3.2 Kusiyana Kwakukulu: Njira Yabwinobwino Siimakhudza Kugwira Ntchito Kwapakati
Kubwezera mkuwa kwabwinobwino sikusintha makulidwe ndi m'lifupi mwa pepala la mkuwa m'dera loyendetsa magetsi pakati pa bolodi la circuit, ndipo sikukhudza momwe magetsi amayendera komanso momwe kutentha kumayendera. Komabe, kuba mkuwa kumachepetsa mwachindunji kuchuluka kwa mkuwa womwe umagwiritsidwa ntchito m'dera loyendetsa magetsi pakati, zomwe ndi umboni woonekeratu wa kuwonongeka kwa khalidwe.
III. Malangizo Othandiza: Njira 5 Zopewera Msampha Woba Mkuwa Kuchokera ku Mabwalo Ozungulira a LED Light Strip Circuit
3.1 Gawo 1: Kanani "Chiyeso Chotsika Kwambiri" - Ikani Mtengo Wofunika Kwambiri
Popeza mitengo ya mkuwa yakwera kwambiri, mtengo wa ma LED light strips uli ndi phindu lomveka bwino. Ngati mtengo wa wopanga uli wotsika ndi 20% kuposa mtengo wapakati pamsika, pali mwayi waukulu woti akubera mkuwa kapena akugulitsa zinthu zotsika mtengo ngati zabwino. Pogula, munthu ayenera kumvetsetsa bwino "mtengo - khalidwe", osati kutsata mitengo yotsika mwachisawawa, ndipo amakonda kusankha mitundu yokhala ndi mawu oyenera komanso mbiri yabwino.
3.2 Gawo 2: Tchulani magawo momveka bwino - Panganoli limafotokoza makulidwe a pepala la mkuwa
Mukamagula, ndikofunikira kufotokoza momveka bwino zomwe wopanga akufuna ndikuyika magawo a bolodi la dera mu mgwirizano: makulidwe a foil yamkuwa ≥ 1oz (35μm), zinthuzo ndi zamkuwa weniweni, m'lifupi mwa waya wamkuwa ≥ 1.0mm (zosinthidwa malinga ndi mphamvu). Nthawi yomweyo, wopanga akuyenera kupereka lipoti loyesa makulidwe a foil yamkuwa, potengera miyezo yadziko lonse komanso yamakampani monga GB/T ndi IPC-4562.
3.3 Gawo 3: Master 4 Njira Zosavuta Zodziwira - Zogwiritsidwa Ntchito Pamalo Owonetsera
3.3.1 Njira Yoyesera Magnetization: Kusiyanitsa Mkuwa Woyera ndi Chitsulo Chokutidwa ndi Mkuwa
Mkuwa woyera siwogwiritsa ntchito maginito, pomwe mawaya achitsulo omwe ali m'mabwalo ozungulira okhala ndi mkuwa adzakokedwa ndi maginito. Mukagula, mutha kubweretsa maginito ang'onoang'ono ndikuyiyika pafupi ndi mawaya amkuwa a bolodi lozungulira. Ngati pali chinthu chokopa, chimasonyeza msampha wachitsulo wokhala ndi mkuwa.
3.3.2 Njira Yoyesera Kutupa: Kusiyanitsa Mkuwa Woyera ndi Mkuwa-Aluminiyamu
Pakani pang'onopang'ono mawaya amkuwa omwe ali m'mphepete mwa bolodi lamagetsi pogwiritsa ntchito chida chakuthwa. Mukamaliza kukanda mkuwa weniweni, gawo lowonekera limakhalabe lamtundu wa mkuwa. Ngati likuwonetsa mtundu woyera ngati siliva kapena imvi, limasonyeza kuti ndi aluminiyamu wokutidwa ndi mkuwa (siliva-woyera) kapena chitsulo chokutidwa ndi mkuwa (imvi-woyera). Onetsetsani kuti mwakanda pang'onopang'ono kuti musawononge derali.

3.3.3 Njira yoyesera kutentha kwambiri: Kuwunika mtundu wa foil yamkuwa
Pogwiritsa ntchito chitsulo chosungunula (chokhala ndi kutentha kofika pafupifupi 350℃), gwirani pang'onopang'ono mawaya amkuwa pa bolodi la circuit kwa masekondi 10 mpaka 15. Pa mabwalo a circuit a mkuwa abwino kwambiri, sipadzakhala kusintha kulikonse kapena kufiyira; pomwe pa mabwalo a circuit okhala ndi mkuwa wosalimba kapena omwe amagwiritsa ntchito zinthu zina, amasanduka akuda mwachangu, amawonongeka, komanso mawaya amkuwa amagwa.
3.3.4 Njira Yoyerekeza Kulemera: Kuyerekeza Koyambirira kwa Kugwiritsa Ntchito Mkuwa
Pa mabwalo a circuit a kutalika ndi m'lifupi mofanana, zinthu zopangidwa ndi mkuwa weniweni zimakhala zolemera 10% - 20% kuposa zopangidwa ndi mkuwa wobedwa kapena aluminiyamu/chitsulo chophimbidwa ndi mkuwa. Pa nthawi yogula, zitsanzo zimatha kusankhidwa mwachisawawa kuti ziyesedwe ndikuyerekezeredwa. Ngati kulemera kuli kopepuka kwambiri, samalani ndi chiopsezo cha mkuwa wobedwa.
3.4 Gawo 4: Pemphani lipoti lovomerezeka la mayeso - Kuvomerezedwa ndi akatswiri ndikodalirika kwambiri
Opanga nthawi zonse amatha kupereka malipoti owunikira omwe amaperekedwa ndi mabungwe ena ovomerezeka, omwe akuwonetsa momveka bwino magawo ofunikira monga makulidwe a pepala la mkuwa, zinthu, ndi mphamvu ya peel. Njira zowunikirazi zikutsatira njira zokhazikika monga X-ray fluorescence spectroscopy (XRF) ndi kugawa magawo a makina. Ngati wopanga sangathe kupereka lipoti lowunikira, kapena ngati magawo a lipotilo sakumveka bwino, munthu ayenera kupewa.
3.5 Gawo 5: Sankhani kampani yodziwika bwino - Chitsimikizo cha ntchito yogulitsa pambuyo pa malonda ndicho chofunikira kwambiri
Opanga osadalirika nthawi zambiri sakhala ndi chithandizo chokwanira pambuyo pogulitsa. Mavuto a khalidwe akabuka, amakonda kudzudzula ndikuyamba kuzengereza. Kumbali ina, makampani odziwika bwino amapereka chitsimikizo chomveka bwino (monga chitsimikizo cha zaka 3-5 cha ma circuit board) ndikuthandizira kubweza ndi kusinthana kwaulere kwa mavuto a khalidwe. Pogula zinthu, ndibwino kusankha mabizinesi omwe akhala akugwira ntchito kwambiri mumakampaniwa kwa zaka zambiri, ali ndi ziyeneretso zomveka bwino zopangira komanso mbiri yabwino ya mtundu wawo.
IV. Chitsimikizo cha Mtundu: Kodi tingasunge bwanji khalidwe labwino ndikupewa msampha wa zinthu zabodza?
4.1 Kulamulira zinthu zopangira: Tsatirani gawo loyera la mkuwa ndikufotokozera momveka bwino miyezo ya pepala la mkuwa
ZathuMabodi ozungulira a LED opangidwa ndi kuwala kwa LEDZonse zimapangidwa ndi zitsulo zamkuwa zoyera 100%. Kukhuthala kwa pepala la mkuwa kumatsatira kwambiri muyezo wa 1oz (35μm). Pazinthu zaukadaulo, zitha kusinthidwa kukhala 2oz (70μm) malinga ndi zofunikira, zomwe zimathandiza kuthetsa mavuto monga kuba mkuwa ndi kusintha zinthu kuyambira pachiyambi. Zipangizo zonse zopangira zimachokera kwa ogulitsa odalirika, ndipo ziphaso za zipangizo ndi malipoti oyesera zitha kuperekedwa.
4.2 Kuwongolera Kupanga: Kuwongolera khalidwe lonse kuti zitsimikizire kuti magawo akutsatira
Pakupanga, timagwiritsa ntchito zida zaukadaulo monga eddy current mita ndi X-ray fluorescence spectrometers kuti tiyese makulidwe a copper foil a gulu lililonse la circuit boards, kuonetsetsa kuti akukwaniritsa zomwe zafotokozedwa mu mgwirizano. Nthawi yomweyo, timasiyanitsa bwino pakati pa "njira yolipirira mkuwa" ndi madera apakati a circuit kuti titsimikizire kukhazikika kwa conductive ndi heat dissipation performance.

4.3 Chitsimikizo cha Pambuyo Pogulitsa: Kulipira kwathunthu pazinthu zabwino, kuonetsetsa kuti ogula ali ndi mtendere wamumtima.
Ma board onse a ma LED omwe ali ndi ma LED light strips amapangidwa ndi mkuwa weniweni. Kukhuthala kwa foil ya mkuwa kumakwaniritsa miyezo. Ngati mavuto ena monga kuba mkuwa kapena kusintha zinthu apezeka ndi mabungwe ovomerezeka panthawi yowunikira, tidzalipira ndalama zonse zogulira ndipo tidzalipira ndalama zokhudzana ndi kukonzanso ndikusintha. Nthawi yomweyo, timapereka chitsimikizo cha zaka 3-5, ndipo gulu lathu la akatswiri pambuyo pogulitsa lidzayankha mkati mwa maola 24.
V. Mapeto: Panthawi yomwe mitengo ya mkuwa ikukwera, munthu akagula ma LED light strips, ayenera "kuyang'ana kwambiri pa ubwino ndi kupewa misampha"
Pansi pa kukwera kwa mitengo ya mkuwa, "mtengo wotsika" nthawi zambiri ndi "nyambo" ya msampha woba mkuwa. Mukamagula ma LED light strips, musamangoyang'ana pamtengo wokha, komanso samalani makulidwe a foil ya mkuwa, zinthu ndi zina zofunika kwambiri pa bolodi la circuit. Mwa kutsatira njira zisanu za "kukana mitengo yotsika, kufotokozera mapangano, kuzindikira komwe muli, kupempha malipoti, ndikusankha mitundu", mutha kupewa msampha woba mkuwa.
Kusankha mtundu wodziwika bwino sikuti kumangokuthandizani kupeza zinthu zopangidwa ndi zinthu zenizeni, komanso kumakupatsani mwayi wosangalala ndi upangiri wonse musanagulitse komanso chitetezo mukamaliza kugulitsa, kupewa kutayika kwakukulu mtsogolo chifukwa cha mavuto a khalidwe.
Kufunsana kwaulere: Perekani zofunikira zanu zogulira (zapakhomo, zamalonda kapena zaukadaulo), ndipo landirani malingaliro osankha magawo a bolodi la circuit;
Kuyesa zitsanzo: Timapereka zitsanzo za LED zowunikira kwaulere. Tingathandizenso kulumikizana ndi mabungwe ena kuti ayesere makulidwe ndi zinthu za pepala la mkuwa.
Mawonekedwe a Zamalonda: Dinani kuti mulowetse [Malo Ogulitsira a LED Apamwamba Kwambiri], komwe mungaphunzire za magawo a bolodi la circuit, njira zopangira, ndi mitengo.
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Nthawi yotumizira: Januwale-15-2026
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