Kalafo ea Bokaholimo ea Limanete
Phekolo ea bokaholimo bamakenete a neodymiume bapala karolo ea bohlokoa ts'ebetsong ea bona le ho phela nako e telele.Limanete tsa Neodymium, tse tsejoang hape e le limatlase tsa NdFeB, ke limakete tse matla haholo tse sa feleng tse entsoeng ka motsoako oa tšepe, boron le neodymium.Phekolo ea bokaholimo e bolela ts'ebetso ea ho sebelisa lera le sireletsang kapa ho roala bokaholimo ba makenete ea neodymium.Kalafo ena ea hlokahala ho thibela makenete hore e se ke ea bola le ho ntlafatsa ho tšoarella ha eona ka kakaretso.Mefuta e atileng haholo ea kalafo ea holim'a mabone a neodymium e kenyelletsa NiCuNi plating, Zinc plating, le coating ea Epoxy.
Le leng la mabaka a mantlha a etsang hore kalafo ea bokaholimo e le bohlokoa bakeng sa makenete a neodymium ke ho ba le monyetla oa ho bola.Limanete tsa Neodymium li entsoe ka tšepe, e tloaetseng ho rusa ha e pepesetsoa mongobo le oksijene.Ka ho sebelisa lesela le sireletsang, kutu e ka fokotseha haholo, ea eketsa nako ea bophelo ea makenete.
Lebaka le leng la kalafo ea bokaholimo ke ho ntlafatsa ts'ebetso ea makenete.Ho roala ho ka fana ka sebaka se boreleli, ho fokotsa likhohlano le ho lumella thepa e ntle ea makenete.Liphekolo tse ling tse kang nickel plating kapa khauta plating, li ka ntlafatsa ho hanyetsa ha makenete mochesong o phahameng, ho etsa hore e tšoanelehe bakeng sa lits'ebetso tse kenyelletsang mocheso.Liphekolo tse holim'a metsi li boetse li thusa limatlase tsa neodymium hore li tsamaisane le libaka le lits'ebetso tse fapaneng.Ka mohlala, liphahlo tsa epoxy li ka fana ka insulation, e lumellang makenete hore e sebelisoe lits'ebetsong tsa motlakase ntle le nako e khutšoanyane.Liaparo li ka boela tsa sireletsa makenete lik'hemik'haleng kapa ho abrasion, tsa etsa hore e tšoanelehe ho sebelisoa libakeng tse senyang kapa libakeng tseo ho tsona ho nang le likhohlano le masela.
Liphekolo tse holimo lia hlokahala bakeng sa makenete a neodymium ho itšireletsa khahlanong le kutu, ho ntlafatsa ts'ebetso, ho eketsa nako e telele, le ho netefatsa ho lumellana le tikoloho le lits'ebetso tse ikhethileng.Ka ho sebelisa kalafo e nepahetseng ea bokaholimo, nako ea bophelo le katleho ea limatlase tsa neodymium li ka ntlafatsoa haholo.
Ka tlase lethathamo la ho roala / ho roala le masiba a bona bakeng sa litšupiso tsa hau.
| Phekolo ea Bokaholimo | ||||||
| Ho roala | Ho roala Botenya (μm) | Mmala | Mocheso oa Mosebetsi (℃) | PCT (h) | SST (h) | Likaroloana |
| Zinc e Blue-White | 5-20 | Bosoeu-Bosoeu | ≤160 | - | ≥48 | Ho roala ha anodic |
| 'Mala oa Zinc | 5-20 | 'Mala oa mookoli | ≤160 | - | ≥72 | Ho roala ha anodic |
| Ni | 10-20 | Silevera | ≤390 | ≥96 | ≥12 | Ho hanyetsa mocheso o phahameng |
| Ni+Cu+Ni | 10-30 | Silevera | ≤390 | ≥96 | ≥48 | Ho hanyetsa mocheso o phahameng |
| Phula aluminizing | 5-25 | Silevera | ≤390 | ≥96 | ≥96 | Motsoako o motle, ho hanyetsa mocheso o phahameng |
| Electrophoretic epoxy | 15-25 | Ntsho | ≤200 | - | ≥360 | Insulation, ho lumellana ho hotle ha botenya |
| Ke+Cu+Epoxy | 20-40 | Ntsho | ≤200 | ≥480 | ≥720 | Insulation, ho lumellana ho hotle ha botenya |
| Aluminium+Epoxy | 20-40 | Ntsho | ≤200 | ≥480 | ≥504 | Insulation, ho hanyetsa ka matla ho fafatsa letsoai |
| Epoxy spray | 10-30 | Botsho, Bohlooho | ≤200 | ≥192 | ≥504 | Insulation, ho hanyetsa mocheso o phahameng |
| Phosphating | - | - | ≤250 | - | ≥0.5 | Theko e tlase |
| Boikemisetso | - | - | ≤250 | - | ≥0.5 | Theko e tlaase, tikoloho e botsoalle |
| Ikopanye le litsebi tsa ronabakeng sa liphahlo tse ling! | ||||||
Mefuta ea lirafshoa bakeng sa limakete
NiCuNi: Thepa ea nickel e entsoe ka likarolo tse tharo, nickel-copper-nickel.Mofuta ona oa ho roala ke oona o sebelisoang ka ho fetisisa ebile o fana ka tšireletso khahlanong le ho bola ha makenete maemong a ka ntle.Litšenyehelo tsa ho sebetsa li tlase.Mocheso o phahameng oa ho sebetsa o ka ba 220-240ºC (ho itšetlehile ka mocheso o phahameng oa ho sebetsa oa makenete).Mofuta ona oa ho roala o sebelisoa lienjineng, lijenereithara, lisebelisoa tsa bongaka, li-sensor, lits'ebetso tsa likoloi, ho boloka, lits'ebetso tse tšesaane tsa ho beha lifilimi le lipompo.
Nickel e Ntšo: Thepa ea ho roala ena e tšoana le ea ho roala ha nickel, ka phapang ea hore ts'ebetso e eketsehileng e hlahisoa, kopano e ntšo ea nickel.Thepa e tšoana le ea tloaelo ea nickel plating;ka ho khetheha hore ho roala hona ho sebelisoa lits'ebetsong tse hlokang hore karolo ea pono ea sengoathoana e se ke ea khanya.
Khauta: Mofuta ona oa ho roala o atisa ho sebelisoa lefapheng la bongaka hape o loketse ho sebelisoa ha o kopana le 'mele oa motho.Ho na le tumello ho tsoa ho FDA (Taolo ea Lijo le Lithethefatsi).Tlas'a seaparo sa khauta, ho na le karolo e nyenyane ea Ni-Cu-Ni.Mocheso o moholo oa ho sebetsa o boetse o ka 200 ° C. Ho phaella tšimong ea meriana, ho roala khauta ho boetse ho sebelisoa bakeng sa mabenyane le merero ea ho khabisa.
Zinki: Haeba mocheso o phahameng oa ho sebetsa o ka tlase ho 120 ° C, mofuta ona oa ho roala o lekane.Litšenyehelo li tlase 'me makenete e sirelelitsoe khahlanong le kutu sebakeng se bulehileng.E ka khomareloa tšepeng, le hoja sekhomaretsi se entsoeng ka mokhoa o khethehileng se tlameha ho sebelisoa.Ho roala zinki ho loketse ha feela lithibelo tse sireletsang bakeng sa makenete li le tlase ebile ho na le mocheso o tlase o sebetsang.
Parylene: Seaparo sena se boetse se amoheloa ke FDA.Ka hona, li sebelisoa bakeng sa lits'ebetso tsa bongaka 'meleng oa motho.Mocheso o phahameng ka ho fetisisa oa ho sebetsa ke hoo e ka bang 150 ° C. Sebopeho sa limolek'hule se na le metsoako ea hydrocarbon e nang le lesale e nang le H, Cl, le F. Ho itšetlehile ka sebopeho sa limolek'hule, mefuta e fapaneng e khetholloa e le Parylene N, Parylene C, Parylene D, le Parylene HT.
Epoxy: Lesela le fanang ka thibelo e babatsehang khahlanong le letsoai le metsi.Ho na le sekhomaretsi se setle haholo ho tšepe, haeba makenete e khomaretsoe ka sekhomaretsi se khethehileng se loketseng limakete.Mocheso o phahameng ka ho fetisisa oa ho sebetsa ke hoo e ka bang 150 ° C. Liaparo tsa epoxy hangata li ntšo, empa hape li ka ba tšoeu.Likopo li ka fumaneha lekaleng la maoatle, lienjineri, lisensara, thepa ea bareki le indastering ea likoloi.
Limanete tse kentsoeng ka polasetiki: li boetse li bitsoa over-molded.Tšobotsi ea eona e ka sehloohong ke tšireletso e babatsehang ea makenete khahlanong le ho robeha, liphello le ho bola.Lera le sireletsang le fana ka tšireletso khahlanong le metsi le letsoai.Mocheso o moholo oa ho sebetsa o itšetlehile ka polasetiki e sebelisoang (acrylonitrile-butadiene-styrene).
E thehiloe PTFE (Teflon): Joalo ka sekoaelo sa ente / polasetiki le sona se fana ka ts'ireletso e ntle ea makenete khahlano le ho robeha, tšusumetso le kutu.Makenete e sirelelitsoe khahlanong le mongobo, metsi le letsoai.Mocheso o moholo oa ho sebetsa o pota-potile 250 ° C. Ho roala hona ho sebelisoa haholo-holo liindastering tsa bongaka le indastering ea lijo.
Rabara: Ho roala rabara ho sireletsa ka mokhoa o phethahetseng ho senya le ho ama le ho fokotsa kutu.Lisebelisoa tsa rabara li hlahisa khanyetso e ntle haholo ea ho thella holim'a tšepe.Mocheso o moholo oa ho sebetsa o pota-potile 80-100 ° C. Li-magnets tsa pitsa tse nang le ho roala rabara ke lihlahisoa tse hlakileng le tse sebelisoang haholo.
Re fa bareki ba rona likeletso tsa profeshenale le litharollo tsa ho sireletsa limakete tsa bona le ho fumana ts'ebeliso e ntle ka ho fetisisa ea makenete.Iteanye le ronamme re tla thabela ho araba potso ya hao.