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Tšebeliso ea ho lahla khatello e phahameng ea alloy ea aluminium tšimong ea liroboto tse bohlale
Kopo ea Sehlahisoa

Tšebeliso ea ho lahla khatello e phahameng ea alloy ea aluminium tšimong ea liroboto tse bohlale

Nakong ea indasteri ea sejoale-joale, Yongkang Hantai e kene ka botebo indastering ea liroboto tse bohlale ka theknoloji ea eona e ntle ea ho lahla ka alloy ea aluminium e nang le khatello e phahameng. Ho tloha sebopehong se nepahetseng sa liroboto tsa indasteri ho isa manonyeletsong a tenyetsehang a matsoho a mechini, li-castings tsa aluminium tse sebetsang hantle tseo re li etsang ha li khotsofatse feela litlhoko tsa ho nepahala ho hoholo le matla a phahameng, empa hape li thusa lik'hamphani ho fokotsa ho itšetleha ka basebetsi le ho ntlafatsa litšenyehelo tsa tlhahiso, e leng se etsang hore e be matla a bohlokoa a tšehetsang tlhahiso ea liroboto tse bohlale.

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    Tšebeliso ea ho lahla khatello e phahameng ea alloy ea aluminium tšimong ea liroboto tse bohlale2

    Matlo a kopanelo a nepahetseng a liroboto tse bohlale

    Manonyeletso a liroboto tse bohlale, joalo ka manonyeletso a 'mele oa motho, a na le litlhoko tse phahameng haholo bakeng sa thepa e nang le ho tenyetseha le bokhoni ba ho jara. Mokhoa oa ho lahla ka alloy ea aluminium ka khatello e phahameng o nolofalletsa lebota la lebota ho tlatsa mokelikeli oa alloy ea aluminium ka nepo sekhutlong se seng le se seng se senyenyane sa hlobo e rarahaneng nakong ea ts'ebetso ea ho bopa. Mohlala, lebota la lebota la roboto ea indasteri ea li-axis tse tšeletseng le na le botenya ba lebota ba 3-5mm feela, empa le ka jara torque ea 50-100N・m, ka lebaka la sebopeho se teteaneng sa mokhatlo se fanoang ke ho lahla ka khatello e phahameng. Tlhahisong, re laola mocheso ka nepo ho 660±5℃ ho etsa hore alloy ea aluminium e lumellane hantle le hlobo tlas'a khatello e phahameng ea 100-150MPa, ho netefatsa hore ho nepahala ha lebota ho fihla ho ±0.1mm le ho hlaka ha bokaholimo ba Ra ho laoloa ka har'a 1.6μm, ho rala motheo oa kopano e nepahetseng haholo le ts'ebetso e boreleli ea likarolo tsa lebota.

    Tšebeliso ea ho lahla khatello e phahameng ea alloy ea aluminium tšimong ea liroboto tse bohlale4

    Matlo a fokotsang litšenyehelo

    Jwalo ka karolo ya mantlha ya phetiso, boleng ba ntlo ya roboto e fokotsang motlakase bo ama ka ho toba bokgoni ba phetiso le botsitso. Ntlo ya ho fokotsa motlakase e bopilweng ka ho lahla kgatello e phahameng ya alloy alloy e na le botsitso bo botle ba mocheso le thepa ya mechine. Nka ntlo ya ho fokotsa motlakase e nang le harmonic e le mohlala. Le hoja e le nyane ka boholo, e na le sebopeho se rarahaneng se nang le meno a masesaane a mesh le masoba a hokela kahare. Nakong ya tshebetso ya ho lahla motlakase, re sebedisa theknoloji e tswetseng pele ya moralo wa hlobo le ntlafatso ho laola ho fetofetoha ha ntlo ka hare ho 0.05mm tlasa kgatello e fapanyetsanang ya 80-120MPa. Ka nako e ts'oanang, ka tshebetso e ikgethang ya kalafo ya bokahodimo, kganyetso ya ho tsofala ha ntlo e a ntlafala, mme ho nepahala ha phetiso ho tiisetswa nakong ya motsamao o phahameng wa roboto o pheta-phetoang, ditjeo tsa tlhokomelo di a fokotseha, bophelo ba tshebeletso bo atoloswa, mme tiisetso e tshepahalang ya phetiso e fanwa bakeng sa motsamao o nepahetseng wa roboto e bohlale.

    Tšebeliso ea ho lahla khatello e phahameng ea alloy ea aluminium tšimong ea liroboto tse bohlale3

    Matlo a molaoli

    Ntlo ea molaoli ea roboto e bohlale ha ea lokela ho sireletsa likarolo tsa elektroniki tse nepahetseng tsa kahare tikolohong ea kantle feela, empa hape e be le ts'ebetso e ntle ea ho qhala mocheso. Ntlo ea molaoli e entsoeng ka alloy ea aluminium e nang le khatello e phahameng ea khatello e na le likhopo tsa ho qhala mocheso tse 10-15 tse ajoang ka ho lekana boleleleng ba 150-200mm ka moralo oa sebopeho sa likhopo tsa ho qhala mocheso o ntlafalitsoeng, 'me sebaka se laoloa ka nepo ho 3-5mm. Ha roboto e hlahisa mocheso nakong ea ts'ebetso e tsoelang pele, ho qhala mocheso ho phahameng ha alloy ea aluminium (ho qhala mocheso ho 100-200W/(m・K)) ho ka fetisetsa mocheso kapele holim'a khetla, ebe ho laola mocheso o ka har'a sebaka se sireletsehileng sa ts'ebetso ea likarolo tsa elektroniki (ka kakaretso se sa feteng 60℃) ka ho kopana pakeng tsa likhopo tsa ho qhala mocheso le moea. Ka nako e ts'oanang, ts'ebetso ea eona e ntle ea tšireletso ea motlakase e thibela tšitiso ea motlakase ka katleho 'me e netefatsa ts'ebetso e tsitsitseng ea molaoli, e leng tšireletso e tiileng bakeng sa "boko" bo sebetsang hantle ba roboto e bohlale.

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    LBH

    P1: U ka netefatsa joang hore likarolo tsa roboto tse entsoeng ka alloy ea aluminium li tšoarella ka ho lahla khatello e phahameng tlas'a tšebeliso ea maqhubu a phahameng?

    A1: Re laola ka tieo mohloli oa thepa 'me re khetha li-alloy tsa aluminium tsa boleng bo holimo ho netefatsa hore matla a tsona a ho thaepa a ka fihla ho 250-300MPa. Nakong ea ts'ebetso ea ho lahla ka khatello e phahameng, taolo e nepahetseng ea liparamente tsa ts'ebetso e etsa hore sebopeho sa kahare sa ho lahla se be se teteaneng 'me se fokotsa liphoso tse kang li-pores le li-inclusions. Ka nako e ts'oanang, ka ho matlafatsoa ha kalafo ea mocheso e latelang, khatello ea kahare ea felisoa 'me matla a mokhathala a likarolo a ntlafala le ho feta. Ts'ebelisong ea 'nete, kamora teko ea ketsiso, khetla ea kopanelo ea roboto e ntse e ka boloka ts'ebetso e tsitsitseng tlas'a lipotoloho tse 10^7 tsa ho kenya, ho fihlela litlhoko tsa ts'ebeliso ea maqhubu a phahameng.

    P2: Na ho nepahala ha boholo ba di-castings tsa roboto tse nang le dibopeho tse rarahaneng ho ka tiisetswa?

    A2: Ehlile. Re sebelisa theknoloji e tsoetseng pele ea tlhahiso ea hlobo le lisebelisoa tsa ho lahla ka nepo. Mokhahlelong oa moralo oa hlobo, re sebelisa tlhahlobo ea ketsiso ea khomphutha ho ntlafatsa sistimi ea ho tšela le kabo ea tšimo ea mocheso oa hlobo. Nakong ea ts'ebetso ea ho lahla, mokelikeli oa motsoako oa aluminium o tlatsoa ka nepo ka har'a sekoti sa hlobo ka lebelo le phahameng le khatello e phahameng ka sesebelisoa sa ente se nepahetseng haholo, e le hore ho nepahala ha boholo ba ho lahla ho ka fihla boemong ba IT7-IT8, 'me ho kheloha ha boholo ba likarolo tsa bohlokoa ho laoloa ka har'a ±0.05mm, e leng se fihlelang ka botlalo litlhoko tsa kopano e nepahetseng haholo ea liroboto tse bohlale bakeng sa ho lahla ka sebopeho se rarahaneng.

    P3: Na likarolo tsa roboto li entsoe ka ho lahla ka khatello e phahameng ea alloy ea aluminium ho sekametse ho mafome?

    A3: Re na le mehato e phethahetseng ea tšireletso bakeng sa sena. Taba ea pele, khetha lisebelisoa tsa alloy tsa aluminium tse nang le litšila tse fokolang ho fokotsa kotsi ea ho bola. Kamora ho lahla, ho tla etsoa mekhoa e khethehileng ea ho lokisa bokaholimo joalo ka ho tlotsa oli ho etsa filimi e teteaneng ea oxide e nang le botenya ba ho fihlela ho 10-25μm. Filimi ena e na le khanyetso e ntle ea ho bola 'me e ka hanela ka katleho mecha ea litaba e senyang joalo ka li-acid, alkali le letsoai libakeng tsa indasteri. Kamora teko ea spray ea letsoai, li-castings tse phekotsoeng li ne li se na mafome a totobetseng holim'a bokaholimo tikolohong ea spray ea letsoai ea lihora tse 500, e leng se netefatsang ts'ebetso e tsitsitseng ea nako e telele ea likarolo tsa roboto libakeng tse thata.

    P4: Na potoloho ea ho tlisa e telele bakeng sa likarolo tsa roboto tse entsoeng ka mokhoa o ikhethileng oa alloy ea aluminium e nang le khatello e phahameng?

    A4: Re na le ts'ebetso ea tlhahiso e etselitsoeng bareki hantle le sistimi e sebetsang hantle ea ketane ea phepelo. Ho tloha litlhoko tsa bareki ho ea ho moralo le tlhahiso ea hlobo, ho ea tlhahisong ea liteko tsa sehlahisoa le tlhahiso ea bongata, sehokelo se seng le se seng se hokahane haufi-ufi. Bakeng sa likarolo tse etselitsoeng bareki tsa boholo le sebopeho se tloaelehileng, phano ka kakaretso e ka phethoa nakong ea libeke tse 3-4; bakeng sa likarolo tse rarahaneng le tse kholo, potoloho ea phano ke libeke tse 6-8 feela. Ka nako e ts'oanang, re tla boloka puisano ea nako ea sebele le bareki, re fane ka maikutlo a nakong mabapi le tsoelo-pele ea tlhahiso, 'me re netefatse tsoelo-pele e boreleli ea merero ea bareki.

    P5: Na litšenyehelo tsa likarolo tsa roboto tse nang le khatello e phahameng ea alloy ea aluminium li phahame?

    A5: Ho ya ka pono ya melemo ya nako e telele, melemo ya ditjeo e totobetse. Le hoja ditjeo tsa thepa e tala ya alloy ya aluminium di le hodimo hanyane ho feta tsa dipolasetiki tse ding tsa boenjiniere, tshebetso ya ho lahla ka kgatello e phahameng e ka fihlella ho bopa haufi le letlowa, ka sekgahla sa tshebediso ya thepa se fihlang ho 85% - 95%, e leng se fokotsang ditumello tse latelang tsa ho sebetsana. Ka nako e ts'oanang, nakong ya tlhahiso ya bongata, ditjeo tsa ho arolelana hlobo di a fokotseha, mme tshebetso ya ho lahla e tsitsitse, e fokotsa ditjeo tsa ho lokisa le ho lahla tse bakwang ke mathata a boleng. Ha ho bapiswa le ditsamaiso tsa tlhahiso tsa setso, ditjeo ka kakaretso di ka fokotswa ka 20% - 30%, ho fa dikhamphani tse bohlale tsa roboto ditharollo tsa dikarolo tse theko e tlase.

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