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Jul
Kusanthula kwa ntchito yamagetsi amphamvu amphamvu
Gawani:
Kuchulukitsa kwambiri ndi kuchuluka kwa zingwe zamtundu wamtundu wa magalimoto omwe amathandizira kuti bizinesi ikhale yofunafuna zinthu zina kuti zitheke ndi zopepuka. Aluminium yakhala yoloweza m'malo amkuwa chifukwa cha mayendedwe ake, kachulukidwe kakang'ono ndi mtengo wochepa, komanso amakhalanso ndi maxiadina otsika. Nkhaniyi imayang'ana kwambiri zingwe zazikulu zamagetsi, ndipo zimayang'ana kwambiri zovuta za ukadaulo zomwe zikuyenera kusintha kamkuwa ndi aluminium, mphamvu, kugwedezeka, ma oxidation ndi kusiyana kwamafuta ochulukirapo. Mwa kusanthula kwaulere kwapadziko lonse lapansi, Phunziro loyenda bwino lomwe lili ndi mkuwa ndi aluminiyamu lidachitika: Kupereka ma waya awiri ndi ma terminal olumikizirana: Kusautsa mafashoni ndi akupanga kuwotcherera, ndikugwiritsa ntchito kutentha kwamiyendo iwiri kuchepetsedwa. Nkhaniyi ikupereka njira yatsopano yodalitsira makampani oyendetsa magalimoto kuti akwaniritse mtengo wochepa komanso wopepuka.

Zingwe zamagetsi zili m'thupi lagalimoto. Mawaya achikhalidwe amapangidwa ndi Coplerolytic wamkulu wa electrolytic wopangidwa, wokokedwa ndikuwongoleredwa ndi njira zapadera. Chifukwa cha kuchuluka kwa mkuwa, kulemera kwathunthu kwa galimoto kumapitilira 20kg ndipo mtengo wake ndiwokwera, zomwe zimabweretsa zovuta kubisala. Kuti izi zitheke, mafakitalewo akusintha zinthu zina mwaziya za mawaya a mkuwa kuti akwaniritse zolinga za kuchepetsa mtengo komanso zopepuka. Pakati pa zinthu zotsutsana, aluminiyamu ndi choloweza mmalo. Ili ndi moyo wabwino, lachiwiri pokhapokha ngati pali zitsulo zambiri zomwe anthu ambiri amagwiritsa ntchito, ndipo ndiwala kulemera. Kuchuluka kwake kuli pafupifupi 30% ya mkuwa ndipo mtengo wake umangokhala 20% yokha ~ 30% yamkuwa, koma imakhala ndi mavuto monga ma oxidation otsika komanso osavuta. Nkhaniyi imathandiziranso njira yothetsera jakiya yobwezeretsa mkuwa ndi aluminium yamagetsi yayikulu.

Nkhani za 1.technical zomwe zimafunikira kuti zithetsedwe mukasintha kwa mkuwa ndi aluminiyamu

Aluminium ndi yapamwamba pamkuwa pamtengo ndi mtundu, ndipo wakhala malo otentha kuti achepetse ndalama ndi kafukufuku wopatutsa pamakampani amagalimoto. Komabe, aluminiyamu kumatula mkuwa umayang'anizana ndi zovuta zina zamakono.

1) Chikhalidwe cha Aluminiyamu ndi chotsika mtengo kwa mkuwa. Ngati vutoli limathetsedwa ndikuwonjezera gawo la waya wa aluminiyamu, chiwonetsero cha waya cha aluminium chimayenera kuwonjezeredwa ndi 1 ~ 2 milingo, yomwe imapangitsa aluminium waya wokulirapo kuposa momwe waya wayali. Malo okhazikitsa ndi kuwerama ridius ayenera kulingaliridwa mukamakonza zikopa.

2) Aluminium ali ndi mphamvu zochepa. Mphamvu yamakina ndi 1 / 3 ya mkuwa, ndipo ndikosavuta kuthyoka. Galimoto ikayendetsa, waya umagwedezeka ndipo ndikosavuta kuthyola, kotero mphamvu ya waya wa aluminium imayenera kuchuluka.

3) Aluminiyamu ali ndi compressive Creepenon. Pafupifupi 80 ℃, ntchemphepete imathandizira kwambiri, pomwe mkuwa uyenera kukhala pamwamba pa 230 ℃ kuwonetsa kuchuluka kwa compress. Makhalidwe osokoneza bongo a aluminiyamu adzapangitsa kuti malo olumikizira azisintha ndi nthawi ya kutentha ndi nthawi yomwe ma terminal idzachita zigawenga, zomwe zimakhudza magetsi a waya.

Chifukwa chake, ukadaulo wolumikizira wa aluminim-curper umafunika kapangidwe kake kuti atsimikizire magwiridwe antchito odalirika pamoyo wonse.

4) Aluminiyamu ndi yogwira ntchito. Amakhala oxidized mosavuta mukamawoneka kuti ndi mpweya, ndikupanga kanema wawukulu wa aluminiyamu owerengera. Aluminiyamu oxide ali ndi mphamvu yolimba katundu ndipo ingakhudze mawonekedwe a mawaya a aluminiyamu. Pamene chilengedwe cha aluminiya pomwe malo amkuwa mu chinyezi ndi chopatsa mphamvu, ndikosavuta kupanga gulu la electrochesi, ndikupangitsa kuti electrochesion wolumikizidwa ndikuwombera aluminium wochititsa. Izi ziyenera kupewedwa.

5) Aluminium ndi mkuwa ali ndi mitundu yosiyanasiyana yamafuta. Pambuyo pakusintha kwa nthawi yayitali ndi kuzizira, kulumikizana ndikosavuta kumasula, kumakhudza kudalirika kwa malo olumikizidwa.

Kusanthula kwa 2.VIORY ndi mayankho aukadaulo a aluminim kusinthira mkuwa

1) Kusanthula

Padziko lonse lapansi, pali miyezo itatu yayikulu: American, Japan, ndi European. Ndi gawo lapadziko lonse laukadaulo wamakampani mu malonda agalimoto, ma waya a mayiko osiyanasiyana akuyandikira pafupi ndi miyeso ya dziko lonse lapansi. Pakadali pano, magalimoto ambiri amagetsi amagwiritsa ntchito mawaya amkuwa ndikutsatira ISO 19642-5 ndi ISO 67222. Miyezo iwiriyi ili ndi maaya ofananira pamwambo wamagalimoto apakati, ndipo onse amafotokoza za kuchuluka, kupirira magetsi ndi magetsi ena a mawaya mwatsatanetsatane. Pakati pawo, ISO 1964-5 ili ndi zofunikira zambiri za waya.

Mawaya achilendo a aluminium agwiritsidwa ntchito pa mafakitale kwazaka zosachepera 30. Adagwiritsidwa ntchito koyamba mu makampani oyendetsa ndege ndipo adayamba kugwiritsidwa ntchito m'munda wamagalimoto kumayambiriro kwa zaka 2000. Mu 2013, wovomerezeka wapadziko lonse lapansi wa ISO 672-2-2 kwa mawaya a aluminium a aluminium adamasulidwa, ndipo mchaka cha 2019, yemweyo 19642-6 adamasulidwa. Makhalidwe apadziko lonse lapansi a ISO 19642-6 ndi ISO 672-2 kupereka zofunikira zaukadaulo, kuchuluka kwa kuchuluka kwa kuchuluka, miyezo iwiriyi imakhala yofanana ndi magwiridwe antchito a aluminiam aluminium. Chifukwa chake, kapangidwe ka ziwembuzi zikuyenera kuganizira momveka bwino miyezo iwiriyi yapadziko lonse lapansi.

Ogwiritsa ntchito aluminiyamu ayenera kukhala ofanana ndi ochita za mkuwa komanso akumane ndi mfundo zitatu: Choyamba, ayenera kuonetsetsa kuti ali ndi zomwe zimachitika poyambitsa, kuonetsetsa kuti ntchito yoyambirira imasungidwa ngati ikusintha. Chachiwiri, pewani waya wa aluminiyamu kuti usayandikire. Chachitatu, kukwaniritsa kulumikizana kwapakati pa waya ndi terminal, chifukwa zinthu za aluminiyamu zimakhala ndi kutopa kochepa komanso kusweka pambuyo poti kugwedezeka.

2) njira zina za mzere wolamulira

Kuyerekezera miyezo yapadziko lonse lapansi ISO 19642-5 ndi Iso 6722-1 kwa ochita zamkuwa, ndipo ISO 19642-6 ndi Isortor, Alumo 6722-2 kwa Alumu 6722-2 kwa Alumu 6722-2 Alumu 6722-2 kwa Alumu 6722-2 Alumu 6722-2 kwa Alumu 6722-2 Alumu 6722-2 kwa Alumu 6722-2 Alumu 6722-2 kwa Alumu 6722-2 Alumu 6722-2 kwa Alumu 6722-2 kwa Alumu 6722-2 kwa Alumu 6722-2 Alumu 6722-2 kwa Alumo 6722-2 Alumu 6722-2 kwa Alumu 6722-2 kwa Alumu 6722-2 Alumu 6722-2 kwa Alumu 6722-2 kwa Alumu 6722-2 kwa Alumu 6722-2 Alumu 6722-2 kwa Alumu 6722-2 a Alum

Europen Aluminium ndi aluminium aloy muyezo wogwiritsa ntchito En 5733-3: 2003 imafotokoza kuti aluminium ndi aluminium overlos amatha kugawidwa. Pakati pawo, inder 1 ndi waya wangwiro ndi aluminium omwe ali ndi oposa 99%; Miyezo 2 mpaka 8 aluminiyam overlos ndi mitundu yatsopano yopangidwa ndi aluminium yomwe imapangidwa powonjezera magawo osiyanasiyana a si, a matenda, mn, nano-nanomasics ndi carramics ndi kaboni nanomatives to aluminium. Matrix ndi Aloy wolimbikitsidwa kutentha. Potengera kuchititsa chidwi, kulimba kwa matenda a aluminiyamu a aluminiyamu kumakulitsa, pomwe akuwonetsetsa zokwanira.

Makhalidwe a 1 mndandanda wa waya wa aluminiyamu wowoneka bwino, wokometsera bwino, mphamvu yayikulu ya 60 ~ 110mpa, ndi woponderezedwayo kuposa 12%. Ili ndi aluminium wogwiritsa ntchito aluminium ya zingwe zamagalimoto. Kalasi iyi ya waya ya aluminium ndi yoyenera mapiko akuluakulu.

Mwachidule. Mwachitsanzo, malo oyambira a waya oyambirirawo ndi 35mm2, ndipo kukhazikika kwa woponderezedwa ndi 20 ℃ ndi 0,5277mω / m. Chizindikiro cha aluminium opanga ndi gawo lolimba kwambiri likufunika kuwonjezeka mpaka 60mm2. Pakadali pano, kukana kwakukulu kwa woponderezedwa ndi gawo limodzi pa 20 ℃ ndi 0,525mω / m.
3) Kulumikizana pakati pa mawaya ndi madera
①friction yolowerera yankho

Tekinolo yotentha yofunda idachokera zaka zoposa zana zapitazo. Imagwiritsa ntchito kutentha komwe kumapangidwa ndi kusokonekera kwa malo ophatikizika kuti apange ntchito yopanga matenda mokakamiza, potero amakwaniritsa kuwala. Tekinoloje iyi imagwiritsidwa ntchito kwambiri m'minda yaboma ndi awessosce.

Zida zimayendetsa ntchito yopangira mafuta ambiri kuti ipange kutentha kwambiri, zomwe zimachepetsa kuwuma kwa chitsulo, kumapangitsa ma pulasitiki, ndikupanga ma atomu achitsulo ndikuphwanya wina ndi mnzake kuti apange cholumikizira. Nthawi yomweyo, kang'anga wothamanga kwambiri kumawononga kanema wa oxide paachitsulo ndikusintha mawonekedwe a lolulu. Poyerekeza ndi matenda achikhalidwe otchetcha, kuwunika mikangano kuli ndi machitidwe awa: Choyamba, cholumikizira chojambulidwa chimakhala ndi mphamvu zambiri, zokhazikika, zogwirizana, zolumikizana ndizofanana ndi za makolo; Chachiwiri, ndi chitetezo champhamvu komanso kukhala ochezeka, osafunikira mabowo ndi mpweya woteteza, kapena mpweya woopsa womwe umatulutsa mphamvu, ndipo zida zimatulutsa mphamvu zochepa; Chachitatu, kuwunika kukangana kumatha kukwaniritsa zowonjezera zosemphana, kuphatikizira kulibe pogansi kapena zokongoletsera, ndipo palibe zotupa za electrochemi yopezeka.

Mu yankho ili, "L" -Shalu yopanga Copyper-aluminium compel protery njira yolumikizira kuti muchepetse kumapeto kwa mtengo wake ndi mchira wowoneka bwino wa aluminiyamu. Mbale yopanga yamkuwa imagwiritsidwa ntchito kusonkhana ku batri kapena yoyambira. Imapangidwa ndi mkuwa, ili ndi mphamvu yayikulu, siophweka kuthyola pa kukhazikitsa, ndipo womata pamwamba amatha kuchepetsa chilengedwe cha electrochemiani chifukwa cha kulumikizana pakati pa mkuwa ndi mtolo wagalimoto. Mchira wa aluminiyamu wa aluminiyamu ndi mawonekedwe a columnar omwe amagwiritsidwa ntchito kulumikiza aluminium wochititsa. Pambuyo pa aluminium wochititsa itayikidwa mu silinda yoyera ya aluminiyamu ndi zida zapadera, umakhala ndi zida zopepuka. Wolemba wangwiro wa aluminiyamu ndi scanum oyera a aluminiyamu amapangidwa ndi zinthu zomwezi ndipo amakhala ndi matenthedwe omwewo, omwe amatha kupewa kutopa pomwe kutentha kumakhala kocheka kwambiri chifukwa cha kuchuluka kwa mafuta okwanira.

Ubwino wa yankho ili ndi: mbale yopanga yamkuwa imatha kukwaniritsa zofunikira za msonkhano zimatha kupewa vuto la mphamvu ya curminial, komanso amathetsa vuto la wochititsa chidwi pakati pa aluminiyamu.

Pambuyo polumikizidwa ndi wochititsa ku aluminium pambuyo pa aluminium statictor, kutentha kotentha kowirikira kumawalira chubu ndi guluud angagwiritsidwe ntchito kusindikizidwa. Kutentha kwa kutentha kumakhala kukumbutsa, kukana kuwonongeka ndikusokoneza kukana. Atatenthedwa ndi zida zapadera, khoma lakunja limasokonekera, ndipo guluu wolimba khoma limasungunuka ukulu wamkati, kuphimba gawo lolumikizana ndi laya ndi pamwamba pa waya. Pambuyo pozizira ndi zolimba, zimatha kukwanitsa kusindikiza komanso kukana, ndikupewa oxidation polowa.
②ultrasonic yolosera

Kuyambira m'ma 1980s, akupanga zitsulo zotsetsereka zam'madzi zagwiritsidwa ntchito ku waya gransing, pogwiritsa ntchito mphamvu zolimbitsa thupi zam'madzi zopangira chitsulo chazitsulo ndikulumikiza zitsulo zomwezo kapena zingapo. Kuphatikiza kwa mafuta owonda kumachitika popanda kusungunula chifukwa cha makolo, omwe ndi okhazikika owuma ndipo amatha kupewa kuwaza ndi makutidwe ndi oxidation wamba.

UTHENGA WABWINO WABWINO amagwiritsidwa ntchito kwambiri polumikizana ndi mawaya ndi mawaya, mawaya ndi masiriki. Njira yodzola imathamanga kwambiri ndipo magawo amatha kuyang'aniridwa munthawi yonseyi. Wophatikiza wowonera ndi cholumikizira choyera, chomwe sichimakhudzidwa mosavuta ndi ukalamba, chowoneka bwino komanso kutopa. Kulumikizana ndi kolimba, kudalirika kumakhala kokwera, ndipo kugwirizana kolumikizana ndi kotsika.

Tekinoloje iyi imatha kulumikiza zinthu zomwezo kapena zosiyanasiyana, monga mkuwa ndi aluminiyamu. Popeza chitsulo chimawombedwa mwachindunji, palibe wogulitsa kapena flux amafunikira. Kuphatikiza apo, akupanga kuwotcherera kumakhala ndi kupsinjika kochepa pazinthuzo ndipo makamaka sikusintha zomwe zimapangidwa ndi zinthu zowonera komanso zida zoyandikira. Akupanga kuwala kumakhala ndi njira yosavuta, yolumikizana kwambiri, yochititsa chidwi, komanso yosiyanasiyana, komanso yosiyanasiyana yotsutsa yomwe imatha kujambulidwa. Kuchita ndi gawo la gawo la 160mm2 kapenanso lalikulu kumatha kuwunikidwa. Ifenso ndi ukadaulo wotcherera, akupanga ukadaulo wowala uku ndi woyenera kulumikizana ndi mitundu ndi mitundu, monga mkuwa ndi aluminiyamu, waya ndi mbale. Chifukwa chake, yankho ili limagwiritsa ntchito matumbo a mkuwa, omwe amalumikizidwa ndi aluminium opanga aluminiam opanga ukadaulo wa akupanga, ndipo amaumirira ndikukhazikika pamapeto a malekezero a malekezero kuti athandizire kulumikizana. Mofananamo, kutentha kwa mikate yomata kawiri ndikugwiritsidwa ntchito kusindikiza kulumikizidwa popewa oximation.

3. Chidule

Kutengera ndi zomwe zilipo pakalipano mtengo wambiri komanso kulemera kwapamwamba kwa mawaya ang'onoang'ono, amaphunzira mawaya a aluminium, ndikuwonetsa njira yatsopano yosinthira mabizinesi ndikuchepetsa.