Cov kab mob me me MIM qhov chaw
Cov kab mob me me zoo MIM qhov chaw Qinhuangdao Zhongwei Precision Machine Parts Co., Ltd. Co-txhaj tshuaj molding siv lub tshuab txhaj tshuaj nrog ob lossis ntau qhov kev txhaj tshuaj, uas yog, cov yaj ua ntej-alloyed yog atomized thiab quenched los ua aluminium alloy hmoov.
Khoom Taw Qhia
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Titanium Txhaj Moulding Me Kab Mob MIM Qhov |
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Yam khoom |
Khoom siv |
Txheej txheem ntau lawm |
Sintering kub |
Pwm |
Kev cai |
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Me nab |
17-4 |
Hlau Txhaj Molding |
1350 degree -1500 degree |
Yuav tsum customized |
Yog lawm |
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Tshuaj muaj pes tsawg leeg |
C: Tsawg dua lossis sib npaug rau 0.07 Mn: Tsawg dua lossis sib npaug rau 1.00 Thiab: Tsawg dua lossis sib npaug rau 1.00 Cr: 15.5 ~ 17.5 hli Ni:3.0~5.0 P: Tsawg dua lossis sib npaug rau 0.04 S: Tsawg dua lossis sib npaug rau 0.03 Cu:3.0~5.0 Nb plus Ta:{{0}}.15~0.45 |
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Cov ntaub ntawv muaj |
Tsawg carbon stainless hlau, titanium alloy (Ti, TC4), tooj liab alloy, tungsten alloy, nyuaj alloy, kub kub alloy (718, 713) |
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Ua kom tiav |
Dimensional raug |
Khoom ntom ntom |
Cov tsos mob kho |
Qhov hnyav |
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Roughness 1-5μm |
± {{0}}.1 feem pua -±0.5 feem pua ) |
92-95 feem pua
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Daim iav Reflection |
0.03g-400g） |
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Mechanical Properties |
Tensile zog σb (MPa): hnub nyoog ntawm 480 degree, Ntau tshaj los yog sib npaug rau 1310; hnub nyoog ntawm 550 degree, Ntau dua lossis sib npaug rau 1060; hnub nyoog ntawm 580 degree, Ntau dua lossis sib npaug rau 1000; hnub nyoog ntawm 620 degree, Ntau dua lossis sib npaug rau 930 Conditional yield zog σ0.2 (MPa): hnub nyoog ntawm 480 degree, Ntau tshaj los yog sib npaug rau 1180; hnub nyoog ntawm 550 degree, Ntau dua lossis sib npaug rau 1000; hnub nyoog ntawm 580 degree , Ntau dua lossis sib npaug rau 865; hnub nyoog ntawm 620 degree, Ntau dua lossis sib npaug rau 725 Elongation δ5 (%) : kev laus ntawm 480 degree, Ntau dua lossis sib npaug rau 10; Kev laus ntawm 550 degree, Ntau dua lossis sib npaug rau 12; kev laus ntawm 580 degree, Ntau dua lossis sib npaug rau 13; Kev laus ntawm 620 degree, Ntau dua lossis sib npaug rau 16 Kev txo qis ntawm thaj tsam ψ (%) : kev laus ntawm 480 degree, Ntau dua lossis sib npaug rau 40; Kev laus ntawm 550 degree, Ntau dua lossis sib npaug rau 45; Kev laus ntawm 580 degree, Ntau dua lossis sib npaug rau 45; Kev laus ntawm 620 degree, Ntau dua lossis sib npaug rau 50 Hardness: cov tshuaj tov, Tsawg dua los yog sib npaug rau 363HB thiab Tsawg dua los yog sib npaug rau 38HRC; 480 degree kev laus, Ntau dua lossis sib npaug rau 375HB thiab Ntau dua lossis sib npaug rau 40HRC; 550 degree kev laus, Ntau dua lossis sib npaug rau 331HB thiab Ntau dua lossis sib npaug rau 35HRC; 580 degree kev laus, Ntau dua lossis sib npaug rau 302HB thiab Ntau dua lossis sib npaug rau 31HRC; 620 degree kev laus, Ntau dua lossis sib npaug rau 277HB thiab Ntau dua lossis sib npaug rau 28HRC |
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Cov kab mob me me zoo MIM qhov chaw Qinhuangdao Zhongwei Precision Machine Parts Co., Ltd. Co-txhaj tshuaj molding siv lub tshuab txhaj tshuaj nrog ob lossis ntau qhov kev txhaj tshuaj, uas yog, cov yaj ua ntej-alloyed yog atomized thiab quenched los ua aluminium alloy hmoov. Ib qho yog txoj kev siv tshuab alloying, feem pua yog tsim los ntawm cov khoom siv rov ua dua tshiab, uas yog sib npaug rau cov ntsiab lus oxide ntawm feem pua ~ feem pua, thiab cov khoom siv lubricating tau ntxuav ua ntej ※. Kev ua lag luam yog maj thoob ntiaj teb. Piv txwv li, cov kev pab cuam xws li (PLC tuaj yeem hloov cov tsoos relay. Lub workpiece muaj siab hardness thiab siab brittleness tom qab quenching, uas yuav txuag tau lub zog thiab ntev lub neej ntawm pwm. Daim ntawv thov thiab kev yooj yim ntawm kev sib dhos, yog li ntawd, nws yog ib qho tsim nyog yuav tsum siv SPS thev naus laus zis los kawm txog kev npaj cov amorphous alloys, ntau yam ntawm MIM cov txheej txheem tau tsim, thiab cov ductility, hluav taws xob conductivity, thiab thermal conductivity tau raug txhim kho. Cov khoom sib nqus tau raug txhim kho.Txawm li cas los xij, kev saib xyuas, amorphization tau txhim kho magnesium alloys zoo heev corrosion kuj, SPS ntaus ntawv yooj yim rau kev khiav lag luam.
Nws tseem yuav ua rau demoulding teeb meem rau complex thiab me worm qhov chaw. Cov khoom siv tshuaj lom neeg feem ntau yog nyob ntawm cov tshuaj purity ntawm cov khoom siv raw thiab cov hmoov ua cov txheej txheem, kev txhim kho cov txheej txheem martensitic steel, thiab cov hmoov hlau metallurgy kev lag luam hauv qhov nqaim tsuas yog hais txog cov khoom siv hmoov metallurgy. yuav tsum tau pom. Nyob rau hauv cov nqe lus ntawm kev soj ntsuam kev ua tau zoo ntawm SPS cov khoom, txoj kev no muaj zog adaptability, thiab muaj ntau yam kev tshawb fawb ntawm cov ntaub ntawv thermoelectric.
Los ntawm qhov loj me thiab kev muag khoom. Hauv xyoo 2010, tag nrho cov khoom tsim tawm tus nqi ntawm tag nrho cov iav kev lag luam yog 943.5 billion yuan, thiab kev lag luam xav tau rau tag nrho cov iav kev lag luam tshaj 140 billion yuan, qeb duas hauv ntiaj teb. Kev nce xyoo los ntawm xyoo, thiab kev loj hlob ib xyoos ib zaug yog ntau dua 20 feem pua. Tuam Tshoj tau dhau los ua lub ntiaj teb tiag tiag iav tsim lub zog. Los ntawm qhov kev xav ntawm ntau yam, kev lag luam me me cab tau dhau los ua "high-end" kev lag luam hauv kev lag luam ntawm cov khoom siv hluav taws xob dav dav hauv Suav teb.
Tab sis kom txog thaum tib neeg pom. Qhov kev faib ua feem hauv tag nrho lub sijhawm txhaj tshuaj yog loj dua. Nws tuaj yeem paub txog kev tsim khoom loj. Yog tias nws yog sintered ntawm qhov kub qis, yuav muaj ntau qhov kev ntxhov siab sab hauv thiab brittleness hauv cov hlau tom qab quenching. Hmoov metallurgy thev naus laus zis tau siv dav hauv kev siv tshuab tsheb thauj mus los, hluav taws xob, riam phom aerospace, cov ntaub ntawv siv hluav taws xob tshiab thiab kev lag luam nuclear. Thiab tuaj yeem ncaj qha rau pawg tsim khoom. Hauv kaum xyoo dhau los, qee tus txawm mus txog ob zaug tus nqi ntawm cov tshuaj PM hmoov. Yog li txhawm rau txhim kho kev ua tau zoo, ntau yam stainless hlau txiv ntseej, lub neej ntev lubrication ntawm phab ntsa-mounted TV hinges, xws li cov khoom ntxeem tau tshiab, nrog rau kev tsim, phiaj tsim qauv ntawm binder systems?
Raws li txoj kev tsim khoom, nws tuaj yeem muab faib ua lub zog casting, txiav lub zog, dov lub zog, sintering iav, thiab lwm yam. Cov iav sab nrauv thiab cov iav sab hauv; ua ntej xyoo 1950, ib tug kab me me. Cov pa roj carbon steel feem ntau yog siv rau lub zog, alloy steel yog siv los hloov, thiab cov ntaub ntawv hardened steel feem ntau yog siv rau xyoo 1970s. Cov khoom tsim thiab cov txheej txheem kev kho cua sov ntawm cov iav muaj kev cuam tshuam zoo rau lub peev xwm thauj khoom thiab qhov hnyav ntawm lub iav.
Cov khoom zoo me me thiab me me cab iav hlau yog tsim, yog li kev tsim kho kev lag luam tau ua tiav txoj haujlwm nyuaj ntawm carburized alloy structural steel. Kev tsim khoom hauv tsev steel rau iav. Txhawm rau txo qis kev cuam tshuam, H steel nrog Jominy hardenability bandwidth hauv qab 4HRC yuav tsum raug xaiv. Lub teb chaws Yelemees Cr-Mn steel, Nyiv lub Cr-Mo steel, thiab SAE86 steel ua tau raws li cov kev cai steel rau me me thiab nruab nrab modulus zog. Cov iav kis tau tus mob thiab lub tsheb qag ntawm cov tsheb nruab nrab thiab hnyav hauv Nyij Pooj, xws li "Hino" hom KB222 9t tsheb thiab "Nissan" hom CKL2{{20}}DD tsheb 8t , yog siv dav hauv Cr-Mo series steel, xws li SCM420H thiab SCM822H steel, uas yog sib npaug rau kuv lub teb chaws Localized 20CrMnMoH thiab 22CrMoH steels. Cov hlau no tau tsim thiab siv hauv peb lub tebchaws. Lub Hoobkas "Styer" hnyav-lub luag hauj lwm tsheb yuav tsum muaj ib tug hardenability bandwidth ntawm 7HRC. Raws li cov ntaub ntawv, nyob rau hauv cov txheej txheem carburizing ntawm 17CrNiM steel gears, qhov cua txias tom qab carburizing yuav tsum tau nrawm dua thaum tsim nyog txo cov pa roj carbon monoxide nyob rau theem tom ntej ntawm carburizing, thiab qhov cua txias yuav tsum tau hloov ntawm huab cua txias mus rau cua txias kom tiv thaiv. tsim cov carbide loj, thiab tom qab ntawd kub kub ntawm 63{{40}}cC Tempering rau precipitate ib feem ntawm cov alloy carbide, thiaj li yuav txo tau tus nqi ntawm cov austenite khaws cia thaum lub sij hawm thib ob cua sov thiab quenching ntawm 82{{ 44}} degree C, thiab thaum kawg tau txais cov qauv metallographic zoo dua. 17CrNiM yog qhov tsim nyog rau kev tsim cov qauv loj loj thiab lub tsheb hnyav me me cab pas nrig. Lub ntsiab chemical muaj pes tsawg leeg (feem seem, feem pua ) ntawm cov hlau yog 0 15-0.20C, {{50}} 40-0 .60Mn, 50-80Cr, 0.25-0.35Mo, {{30}}Ni. Lub hardenability band yog nyob rau hauv qhov nqaim heev ~ 5HRC. Thaum txiav txim nyob rau hauv lub teb chaws Yelemees, lub hardenability ntawm steel yuav tsum tau nyob rau hauv ib tug muab ntau yam, los yog cov hlau nrog nqaim hardenability yuav tsum tau. Tom qab kev kho cua sov ntawm cov iav siv H steel Accuracy (qhov chaw sib cuag yog 70 feem pua mus rau 80 feem pua siab dua li cov hlau zoo tib yam, thiab cov kev pab cuam lub neej ntev. Cov ntaub ntawv ntseeg hais tias kev tswj hardenability yog tus yuam sij rau kev daws qhov teeb meem ntawm iav distortion. Qee cov tsheb thauj khoom hauv tsev siv lub npe nrov SAE8822H steel, xws li 8t Thiab 10t choj bevel iav txais SAE8822H, cov tshuaj tseem ceeb ntawm cov hlau (feem ntau, feem pua yog 0.19 ~ 0.25C, 0.70 ~ Mn, 0.15 ~ 0.35Si, 0.35 ~ 0.75Ni, 0.35 ~ 0.65Cr, 0.30 ~ 0.40Mo. Nrog rau cov kev taw qhia ntawm txawv teb chaws qauv, lub localization ntawm ntau yam iav steels tau coj cov theem ntawm iav steels nyob rau hauv kuv lub teb chaws mus rau ib tug tshiab theem.
Daim ntawv thov ntawm cov iav iav Kho kom raug thiab tshaj tawm Bevel iav blanks Semi-tiav iav Helical iav Internal iav Spur iav Worm iav Xovxwm txheej txheem. Nws tuaj yeem txo cov suab nrov, txo tus nqi thiab txo kev sib txhuam. Vim hais tias cov iav yas yog ntau lubricated thiab hnav-resistant. Nrog rau txoj kev loj hlob ntawm kev tshawb fawb, cov iav tau maj mam hloov ntawm cov iav hlau mus rau cov iav yas.
Nyob rau hauv ib tug tej yam ntau yam, lub bending qaug zog lub neej ntawm gears tsub kom nrog lub nce hardenability. SAE{{0}}HSAE8822H thiab lwm qib steels kuj tau pib tsim nyob rau hauv Suav teb (xws li Baosteel Group Shanghai Steel Plant, thiab lwm yam., thiab yog siv feem rau nruab nrab-loj kis tau tus mob gears thiab rear qag bevel. Txhawm rau txhim kho qhov sib xws ntawm cov khoom ua tau zoo rau cov khoom siv kho cua sov, nws yog ib qho tsim nyog yuav tsum tau txo qis cov degree ntawm dispersion ntawm hardness ntawm cov khoom tom qab quenching yog ncaj qha ntsig txog qhov dav ntawm hardenability band ntawm cov hlau. siv rau cov iav kis tau tus mob ntawm lub tsheb thiab tsav tsheb bevel iav ntawm lub rear qag yog ua los ntawm SAE8620 steel thiab SAFA820 steel. Kev kho cua sov, yog li kev txhim kho qhov tseeb ntawm lub zog thiab ua rau kev faib tawm ntawm qhov seem ntawm cov kev ntxhov siab ntawm cov iav cov hniav zoo ib yam. Cov tuam txhab tsim tsheb sim txo cov nqi tsim khoom, thiab tib lub sijhawm, txhim kho kev ntseeg tau thiab kav ntev ntawm qhov chaw. , uas yog Geometric qhov ntev thiab txhua yam khoom ntawm cov khoom yuav tsum tau ua kom zoo ib yam. Txawm li cas los xij, cov txheej txheem kev ua haujlwm ntawm cov hlau tsis zoo, thiab cov iav forging billet tsuas yog txiav tom qab isothermal annealing kho. Lub hardness yog 156-2HB, thiab cov qauv metallographic yog cov hlau proeutectoid. Element lub cev ntxiv rau pseudo-eutectoid pearlite. Cov hlau no muaj zog hardenability, thiab zoo tib yam normalizing yog yooj yim los tsim granular bainite. Vim yog qhov txawv txav ntawm cov qauv, nws yeej ib txwm nrog lub inhomogeneity ntawm metallographic qauv, uas nws thiaj li ua rau kom cov iav kub kho distortion. Tom qab kev sib tham nrog lub Hoobkas steel, ib qho tshiab domestic steel hom 22CrMoH steel tau tsim, thiab nws cov hardenability Performance index Nws yog J9=36-42HRC, uas txaus siab rau qhov yuav tsum tau ntawm automotive zog. Yog li ntawd, Ct-Mo steel nrog hardenability ntau dua yuav tsum tau xaiv. Nws cov ntsiab lus tseem ceeb yog hais txog Japanese SCM822H iav hlau. Lub ntsiab chemical muaj pes tsawg leeg ntawm cov hlau (Qhov loj feem, feem pua yog 0 19-0.25C, 0.55-0.90Mn, 0. 15-0.35Si, 0. 20CrMnTiH steel, txawm tias siv cov hlau hardenability (J9=36 ~ 42HRC, qhov hardness ntawm lub iav hniav chaw tom qab kev kho cua sov tsuas yog 22 ~ 24HRC, uas tsis tuaj yeem ua tau raws li qhov yuav tsum tau ua ntawm cov iav kev kho mob. tsheb yog nyob rau hauv kev siv, lub rear Choj tsav tsheb thiab tsav bevel gears yog puas thaum ntxov.Qhov no steel muaj siab hardenability.
Tab sis kom txog thaum tib neeg pom. Qhov kev faib ua feem hauv tag nrho lub sijhawm txhaj tshuaj yog loj dua. Nws tuaj yeem paub txog kev tsim khoom loj. Yog tias nws yog sintered ntawm qhov kub qis, yuav muaj ntau qhov kev ntxhov siab sab hauv thiab brittleness hauv cov hlau tom qab quenching. Hmoov metallurgy thev naus laus zis tau siv dav hauv kev siv tshuab tsheb thauj mus los, hluav taws xob, riam phom aerospace, cov ntaub ntawv siv hluav taws xob tshiab thiab kev lag luam nuclear. Thiab tuaj yeem ncaj qha rau pawg tsim khoom. Hauv kaum xyoo dhau los, qee tus txawm mus txog ob zaug tus nqi ntawm cov tshuaj PM hmoov. Yog li txhawm rau txhim kho kev ua tau zoo, ntau yam stainless hlau txiv ntseej, lub neej ntev lubrication ntawm phab ntsa-mounted TV hinges, xws li cov khoom ntxeem tau tshiab, nrog rau kev tsim, phiaj tsim qauv ntawm binder systems?
PitchPoint yog lub tangent point ntawm ib khub ntawm lub zog thiab lub suab lub voj voog. Clearance yog qhov sib txawv ntawm cov hniav saum toj kawg nkaus lub voj voog ntawm ib lub iav thiab hauv qab ntawm lwm lub iav thaum ob tug hniav meshing. Backlash yog qhov sib txawv ntawm cov hniav thiab cov hniav thaum ob tug hniav meshing. Hniav Addendum. Pitch voj voog vojvoog sib txawv. WorkingDepth yog qhov sib npaug ntawm cov yas siab ntawm ib khub ntawm cov spur iav. Kuj tseem hu ua cov hniav ua haujlwm siab.
Pwm thiab Gage
1. Pwm kev pab cuam lub neej: feem ntau yog semi-permanent. (tshwj tsis yog ploj lawm).
2. Pwm lub sij hawm xa tuaj: 10-25 hnub, (raws li cov qauv khoom thiab cov khoom loj).
3. Tooling thiab pwm tu: Zhongwei yog lub luag hauj lwm rau precision qhov chaw.
Kev Tswj Xyuas Zoo
1. Kev tswj kom zoo: Tus nqi tsis zoo yog tsawg dua 0.1 feem pua .
2. Cov qauv thiab kev sim ua haujlwm yuav raug tshuaj xyuas 100 feem pua ntawm kev tsim khoom thiab ua ntej xa khoom, kuaj cov qauv rau cov khoom loj raws li ISDO cov qauv lossis cov neeg siv khoom xav tau.
3. Cov khoom siv kuaj: kuaj pom qhov tsis zoo, spectrum analyzer, golden duab analyzer, peb-coordinate ntsuas tshuab, hardness testing khoom, tensile kuaj tshuab.
Xa kev nug
