Nkhani Zaukadaulo｜Zokambirana za Brazing Technology ya Aluminium Heat Sink

Ndemanga

Ma Radiators akumana ndi mibadwo itatu yachitukuko, yomwe ndi ma radiator amkuwa, ma radiator opangidwa ndi aluminiyamu ndi ma radiator opangidwa ndi aluminiyamu.Pakadali pano, radiator ya aluminiyamu yamagetsi yakhala chizolowezi chamasiku ano, ndipo kuwotcha kwa aluminiyamu ndiukadaulo watsopano wolumikizana nawo mumakampani opanga ma radiator aluminiyamu.Nkhaniyi makamaka ikufotokoza mfundo zofunika ndi njira zonse otaya izi akutuluka zitsulo zotayidwa brazing luso.

Mawu ofunikira:aluminium brazing radiator;radiator;aluminium brazing ndondomeko

Wolemba:Qing Rujiao

Chigawo:Nanning Baling Technology Co., Ltd. Nanning, Guangxi

1. Ubwino ndi kuipa kwa aluminiyamu brazing

Brazing ndi imodzi mwa njira zitatu zowotcherera zowotcherera, kuwotcherera, kuthamanga, ndi kuwotcherera.Kuwotcha kwa aluminiyamu kumagwiritsa ntchito solder yachitsulo yokhala ndi malo osungunuka otsika kuposa azitsulo zowotcherera.Kutenthetsa solder ndi weldment mpaka kutsika kutentha kwa weldment ndi pamwamba pa kutentha kwa solder.Ndi njira yogwiritsira ntchito solder yamadzimadzi kuti inyowetse zitsulo zowotcherera, kudzaza msoko wopyapyala wa mgwirizano ndikukopana wina ndi mzake ndi mamolekyu achitsulo azitsulo zoyambira kuti akwaniritse cholinga chogwirizanitsa zitsulo.

ubwino:

1) Pazikhalidwe zabwinobwino, kuwotcherera sikungasungunuke pakuwotcha;

2) Magawo angapo kapena mawonekedwe osanjikiza ambiri ndi ma welds okhala ndi zisa amatha kukhazikika nthawi imodzi;

3) Imatha kuwotcha zigawo zoonda kwambiri komanso zoonda, komanso zimathanso kubisa magawo ndi kusiyana kwakukulu mu makulidwe ndi makulidwe;

4) Malumikizidwe olimba azinthu zina zapadera amatha kupasuka ndikuwongoleredwanso.

zoperewera:

Mwachitsanzo: 1) Mphamvu yeniyeni yazitsulo za brazing ndizochepa kusiyana ndi zowotcherera maphatikizidwe, kotero kuti ma lap joints amagwiritsidwa ntchito kuti awonjezere mphamvu yobereka;

2) Zofunikira pamlingo woyeretsera wophatikizana pazitsulo zopangira brazing ndi mtundu wa msonkhano wa workpiece ndizokwera kwambiri.

2. Mfundo ndi ndondomeko ya aluminiyamu brazing

Mfundo ya aluminiyamu brazing

Nthawi zambiri, pakuwotcha, pamakhala filimu yowoneka bwino ya oxide pamwamba pa aluminiyamu ndi aloyi ya aluminiyamu, yomwe imalepheretsa kunyowa ndi kutuluka kwa solder yosungunuka.Choncho, kuti akwaniritse bwino brazing olowa wa weldment, wosanjikiza filimu okusayidi ayenera kuwonongedwa pamaso kuwotcherera.Panthawi yowotcha, pamene kutentha kumafika pa kutentha kofunikira, kutentha kumayamba kusungunuka, ndipo kusungunuka kwachitsulo kumafalikira pamwamba pa aluminiyumu kuti asungunuke filimu ya oxide pamene kutentha kumakwera kwambiri.Aloyi ya Ai-Si imayamba kusungunuka, ndipo imathamangira pampata kuti itenthedwe kupyolera mu kayendedwe ka capillary, imanyowa ndikumakula kuti ipange mgwirizano.

Ngakhale mfundo zopangira ma radiator aluminiyamu ndizofanana, zimatha kugawidwa mu vacuum brazing, air brazing ndi Nocolok.kuwotcha molingana ndi njira yowotcha.Zotsatirazi ndi kufananitsa kwina kwa njira zitatuzi zowotcha.

Mwa njira zitatu, Nocolok.brazing ndiye njira yayikulu yopangira ma radiator aluminiyamu.Chifukwa chake Nocolok.brazing tsopano ikhoza kukhala gawo lapakati la aluminiyamu yowotcherera radiator makamaka chifukwa cha mtundu wabwino wa kuwotcherera kwa mankhwalawa.Ndipo ili ndi mawonekedwe akugwiritsa ntchito mphamvu zochepa, kugwiritsa ntchito mphamvu zambiri, kuwononga zachilengedwe pang'ono, komanso kukana kwamphamvu kwa dzimbiri.Ndi njira yabwino yowotcha.

Nokolok.Njira ya Brazing

Kuyeretsa

Pali kuyeretsa kosiyana kwa magawo ndi kuyeretsa kwa ma radiator cores.Panthawiyi, kuyang'anira kutentha ndi kuyika kwa woyeretsa ndi kusunga kutentha ndi kusungirako zoyeretsera pamtengo woyenerera ndizo njira zazikulu zoyeretsera.Zochitika zowoneka bwino zikuwonetsa kuti kutentha kwa 40 ° C mpaka 55 ° C ndi kuphatikizika kwa woyeretsa 20% ndiye zinthu zabwino kwambiri zotsuka ma radiator aluminiyamu.(Apa akunena za aluminiyumu yotsuka zoteteza zachilengedwe, pH mtengo: 10; zoyeretsa zamitundu yosiyanasiyana kapena ma pH ziyenera kutsimikiziridwa musanagwiritse ntchito)

Ngati pali kusinthasintha kokwanira, n'zotheka kusungunula chogwiritsira ntchito popanda kuyeretsa, koma kuyeretsa kumapangitsa kuti pakhale ndondomeko yogwirizana, yomwe ingachepetse kuchuluka kwa kusungunuka komwe kumagwiritsidwa ntchito ndikupeza chokongoletsera chowoneka bwino.Ukhondo wa workpiece udzakhudzanso kuchuluka kwa zokutira zotuluka.

Utsi flux

Kupopera mbewu mankhwalawa pamwamba pa zigawo za aluminiyamu ndi njira yofunikira ku Nocolok.Njira ya brazing, mtundu wa kupopera mbewu mankhwalawa umakhudza mwachindunji mtundu wa brazing.Chifukwa pali filimu ya okusayidi pamwamba pa aluminiyumu.Filimu ya oxide pa aluminiyamu imalepheretsa kunyowetsa pamwamba komanso kutuluka kwa ulusi wosungunuka.Filimu ya oxide iyenera kuchotsedwa kapena kuboola kuti ipange weld.

Udindo wa flux: 1) Kuwononga filimu ya oxide pamtunda wa aluminiyumu;2) Limbikitsani kunyowetsa ndi kuyenda bwino kwa solder;3) Pewani pamwamba kuti zisapangitsenso oxidizing panthawi yowotcha.Pambuyo pakuwotcha kumalizidwa, kutulutsako kumapanga filimu yoteteza ndi kumamatira mwamphamvu pamwamba pa gawo la aluminiyamu.Filimuyi ilibe vuto lililonse pakuchita zinthu, koma imatha kukulitsa luso la zida za aluminiyamu kuti zisawonongeke kunja kwa dzimbiri.

Kuchuluka kwa flux kumalumikizidwa: Panthawi yowotcha, kuchuluka kwa flux komwe kumalumikizidwa: nthawi zambiri 5g ya flux pa mita lalikulu;3g pa lalikulu mita ndiyofalanso masiku ano.

Njira yowonjezera Flux:

1) Pali njira zambiri zosiyana: kupopera mankhwala otsika, kupopera mankhwala, kupopera mankhwala kwambiri, kumiza, kupopera mankhwala a electrostatic;

2) Njira yodziwika kwambiri yowonjezerera kutulutsa mumlengalenga wowongolera (c AB) ndi kuyimitsidwa kupopera mbewu mankhwalawa;

3) Zomwe zimapangidwira komanso mankhwala a flux zimapangitsa kupopera konyowa kukhala chisankho choyamba;

4) Padziko lonse lapansi, malinga ndi ziwerengero: 80% amagwiritsa ntchito kupopera konyowa, 15% amagwiritsa ntchito utsi wowuma, 5% amasankha kupopera kapena kuvala chisanadze;

Kupopera mbewu mankhwalawa monyowa akadali njira yodziwika bwino yosinthira mumakampani ndipo imapereka zotsatira zabwino kwambiri.

Kuyanika

Pofuna kuonetsetsa kuti zigawo za brazing zili bwino, chogwiritsira ntchito chiyenera kuumitsidwa bwino musanawomeke kuti chichotse chinyezi kuchokera ku zokutira.Chofunikira kwambiri pakuwumitsa ndikuwongolera kutentha kwakuya ndi liwiro la mauna;ngati kutentha kuli kochepa kwambiri kapena liwiro la mauna ndilothamanga kwambiri, pachimake sichidzauma, zomwe zimapangitsa kuchepa kwa khalidwe la brazing kapena desoldering.Kutentha kowumitsa nthawi zambiri kumakhala pakati pa 180 ° C ndi 250 ° C.

Brazing

Kutentha kwa chigawo chilichonse mu gawo la brazing, kuthamanga kwa ukonde ndi mpweya wa ng'anjo yamoto zimayendetsa khalidwe lachitsulo.Kutentha kwa brazing ndi nthawi ya brazing zidzakhudza kwambiri khalidwe la mankhwala.Mosasamala kanthu kuti kutentha kuli kwakukulu kapena kotsika kwambiri, kudzakhala ndi zotsatira zoipa pa mankhwala, monga kuchepetsa moyo wautumiki wa mankhwala, zomwe zimapangitsa kuti pakhale madzi ochepa a solder, ndi kufooketsa kukana kutopa kwa mankhwala;choncho, kulamulira kutentha ndi nthawi ya brazing ndiye chinsinsi cha kupanga.

Mpweya wa ng'anjo yamoto ndi chinthu chofunikira chomwe chimakhudza kuchuluka kwa kuwotcherera.Pofuna kupewa kutulutsa ndi zigawo za aluminiyamu kuti zisakhale ndi okosijeni ndi mpweya, kuthamanga kwa mauna sikungotsimikizira kutalika kwa nthawi yowotcha, komanso kumatsimikizira momwe ntchitoyo ikuyendera.Pamene chiwongolero cha radiator chili chachikulu, kuti mupeze kutentha kokwanira kwa chigawo chilichonse (malo opangira moto, malo otentha ndi malo opangira magetsi) panthawi yamoto.Liwiro la netiweki liyenera kukhala pang'onopang'ono kuti kutentha kwapamtunda kufikire pamtengo wokwanira.M'malo mwake, pamene voliyumu yapakati ya radiator ndi yaying'ono, liwiro la intaneti liyenera kukhala lofulumira.

3. mapeto

Ma Radiators akumana ndi mibadwo itatu yachitukuko, yomwe ndi ma radiator amkuwa, ma radiator opangidwa ndi aluminiyamu ndi ma radiator opangidwa ndi aluminiyamu.Pakalipano, ma radiator opangidwa ndi aluminiyamu akhala akuyenda masiku ano, ndikukula kosalekeza ndi kupita patsogolo kwa teknoloji, ndi chitukuko cha magalimoto opepuka.Ma radiator a aluminiyamu akhala akugwiritsidwa ntchito kwambiri chifukwa cha kukana kwawo kolimba kwa dzimbiri, matenthedwe abwino amafuta komanso kulemera kwake.Pogwiritsa ntchito ma radiator a aluminiyamu, kafukufuku wokhudzana ndi ukadaulo wakuwotchera akutukukanso kuti azitha kusavuta komanso kusiyanasiyana, ndipo brazing ndiukadaulo wowotcherera womwe ukubwera pamakampani opanga ma radiator aluminiyamu.Itha kugawidwa m'magulu awiri: palibe flux brazing ndi flux brazing.Traditional flux brazing amagwiritsa ntchito kloridi ngati flux kuwononga filimu ya okusayidi pamtunda wa aluminiyumu.Komabe, kugwiritsa ntchito chloride flux kumabweretsa zovuta za dzimbiri.Kuti izi zitheke, kampani ya aluminiyamu yapanga chimfine chosawononga chotchedwa Nocolok.njira.Nokolok.Brazing ndiye chitukuko chamtsogolo, koma Nocolok.Brazing imakhalanso ndi malire.Kuyambira Nocolok.flux ndi yosasungunuka m'madzi, ndizovuta kuvala flux ndipo imayenera kuumitsa.Nthawi yomweyo, fluoride flux imatha kuchitapo kanthu ndi magnesium, yomwe imalepheretsa kugwiritsa ntchito zida za aluminiyamu.Fluoride flux brazing kutentha ndikokwera kwambiri.Chifukwa chake, Nocolok.njira ikufunikabe kuwongolera.

【zofotokozera】

[1] Wu Yuchang, Kang Hui, Qu Ping.Kafukufuku wa Katswiri wa Aluminium Alloy Brazing Process [J].Makina Owotcherera Amagetsi, 2009.

[2] Gu Haiyun.Zatsopano Zatsopano za Aluminium Brazed Radiator [J].Mechanical Worker, 2010.

[3] Feng Tao, Lou Songnian, Yang Shanglei, Li Yajiang.Kafukufuku wa magwiridwe antchito a vacuum brazing ndi microstructure ya radiator aluminiyamu [J].Pressure Vessel, 2011.

[4] Yu Honghua.Njira yopangira brazing ndi zida mu ng'anjo yamagetsi yama radiator aluminiyamu.Electronic Technology, 2009.

chodzikanira

Zomwe zili pamwambazi zimachokera ku chidziwitso cha anthu pa intaneti ndipo zimagwiritsidwa ntchito poyankhulana ndi kuphunzira m'makampani.Nkhaniyi ndi maganizo odziimira okha a wolemba ndipo sakuyimira udindo wa DONGXU HYDRAULICS.Ngati pali zovuta ndi zomwe zili muntchito, kukopera, ndi zina zambiri, chonde titumizireni pasanathe masiku 30 mutasindikiza nkhaniyi, ndipo tidzachotsa zomwe zili zoyenera nthawi yomweyo.

Malingaliro a kampani Foshan Nanhai Dongxu Hydraulic Machinery Co., Ltd.ali ndi mabungwe atatu:Malingaliro a kampani Jiangsu Helike Fluid Technology Co., Ltd., Malingaliro a kampani Guangdong Kaidun Fluid Transmission Co., Ltd.,ndiMalingaliro a kampani Guangdong Bokade Radiator Material Co., Ltd.
Kampaniyo Holding yaFoshan Nanhai Dongxu Hydraulic Machinery Co., Ltd.: Ningbo Fenghua No. 3 Hydraulic Parts Factory, ndi zina.

Malingaliro a kampani Foshan Nanhai Dongxu Hydraulic Machinery Co., Ltd. 

&Malingaliro a kampani Jiangsu Helike Fluid Technology Co., Ltd.

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