Yuav ua li cas pov tseg cov hlau nplaum neodymium?

Hauv tsab xov xwm no, peb yuav tham txog kev npaj, kev ua thiab kev siv cov hlau nplaum neodymium. Raws li cov khoom siv nrog tus nqi thov tseem ceeb,cov hlau nplaum neodymiumSiv dav hauv cov khoom siv hluav taws xob, lub cev muaj zog, cov khoom siv sib nqus thiab lwm yam teb. Cov hlau nplaum neodymium tau nyiam kev saib xyuas dav dav rau lawv cov khoom sib nqus zoo heev, kev ruaj khov thermal zoo thiab kev tiv thaiv corrosion. Hauv tsab xov xwm no, peb yuav xub nthuav qhia cov ntsiab lus yooj yim ntawm cov hlau nplaum neodymium, suav nrog lawv cov yam ntxwv thiab kev ua tau zoo. Tom qab ntawd, peb yuav tham txog qhov tob txog cov txheej txheem npaj ntawm cov hlau nplaum neodymium, suav nrog kev npaj cov khoom siv raw, txoj kev hmoov metallurgy thiab txoj kev plating hlau, thiab lwm yam. Tsis tas li ntawd, peb yuav tham txog kev ua thiab cov duab tsim ntawm cov hlau nplaum neodymium, nrog rau kev kho qhov chaw thiab kev tiv thaiv. Thaum kawg, peb yuav qhia txog kev siv thiab kev saib xyuas ntawm cov hlau nplaum neodymium, thiab tos ntsoov rau lawv txoj kev loj hlob yav tom ntej. Los ntawm kev kawm ntawm tsab xov xwm no, kuv vam tias yuav muab cov lus qhia rau cov nyeem ntawv kom nkag siab tob txog cov kev paub yooj yim thiab cov ntawv thov cuam tshuam ntawm cov hlau nplaum neodymium.

1.1 Daim Ntawv Thov thiab Qhov Tseem Ceeb ntawm Neodymium Magnets

Niaj hnub nim no, cov hlau nplaum neodymium tab tom tsim kho sai thiab siv dav. Nws muaj peev xwm hloov cov hlau nplaum hlau ntshiab ib txwm muaj, alnico thiab samarium cobalt hlau nplaum hauv ntau qhov chaw xws li lub cev muaj zog hluav taws xob, cov twj paj nruag thiab cov ntsuas, kev lag luam tsheb, kev lag luam petrochemical thiab cov khoom siv kho mob sib nqus. Muaj peev xwm tsim ntau yam duab: xws li disc hlau nplaum, nplhaib hlau nplaum, hlau nplaum plaub fab, arc hlau nplaum thiab lwm yam duab ntawm cov hlau nplaum.

Cov hlau nplaum neodymium pom muaj nyob rau hauv cov khoom siv hluav taws xob txhua hnub, xws li hard drives, xov tooj ntawm tes, lub mloog pob ntseg, thiab lwm yam. Neodymium hlau nplaum ua lub luag haujlwm tseem ceeb hauv kev tshaj lij suab. Vim yog qhov me me thiab lub teeb ntawm neodymium hlau nplaum, lub zog sib nqus loj heev. Yog li ntawd, nws tsim nyog heev rau kev txhawb nqa suab ntawm cov theem kev ua yeeb yam thiab cov chaw ntau pob. Ntawm nws ntau lub npe nrov suab, TM hom kev tshaj lij suab tau tsim ntau yam khoom siv neodymium zoo los ntawm ntau qhov kev sim, thiab hloov kho cov kab array suab ib txwm muaj los tsim LA-102F, uas muaj lub zog siab thiab cov qauv me me. , Lub teeb hnyav neodymium magnetic unit kab array kev ua yeeb yam hais lus.

Cov hlau nplaum tau dhau los ua ib qho khoom tseem ceeb hauv lub ntiaj teb niaj hnub no. Cov hlau nplaum muaj ntau yam duab, qhov loj me thiab qib zog. Qhov no tuaj yeem ua rau tsis meej pem thaum txiav txim siab txog lub zog ntawm cov hlau nplaum uas koj xav tau rau koj qhov project. Ntawm cov hlau nplaum uas twb muaj lawm hauv ntiaj teb niaj hnub no, cov hlau nplaum neodymium tau txais kev saib xyuas ntau, thiab ntau tus neeg tau pom qhov tseem ceeb ntawm cov hlau nplaum neodymium vim nws cov yam ntxwv zoo heev.

Neodymium yog ib hom hlau uas tsis tshua muaj neeg paub thiab ua haujlwm zoo li lub hlau nplaum muaj zog heev. Lawv suav tias yog cov hlau nplaum muaj zog tshaj plaws. Txawm tias lub hlau nplaum neodymium me tshaj plaws kuj muaj peev xwm txhawb nqa nws qhov hnyav ib txhiab npaug. Neodymium pheej yig heev txawm tias muaj cov hlau nplaum muaj zog los xij. Cov laj thawj no tau ua rau lub hlau nplaum no nrov zuj zus, uas siv dav hauv ntiaj teb niaj hnub no.

Tam sim no Tuam Tshoj yog lub ntiaj teb tus xa khoom loj tshaj plaws ntawm NdFeB. Lawv ua tau raws li kwv yees li 80% ntawm lub ntiaj teb cov kev xav tau. Txij li thaum nws tau tshawb pom hauv xyoo 1970, nws qhov kev thov tau muaj kev loj hlob ntau. Lawv kuj tseem hu ua NIB magnets, hauv qib sib nqus, lawv qib sib nqus yog ntawm N35 txog N54. Lub zog sib nqus raug kho los ntawm cov chaw tsim khoom raws li lawv tus kheej cov kev xav tau.Nyem qhov no rau cov lus qhia txog kev ntsuas magnet)

Cov hlau nplaum neodymium yooj yim rau qhov sib txawv ntawm qhov kub thiab tuaj yeem poob qhov kub ntawm qhov kub siab. Txawm li cas los xij, qee cov hlau nplaum neodymium tshwj xeeb kuj tuaj yeem pom hauv lub ntiaj teb tam sim no, uas tuaj yeem ua lawv cov kev ua tau zoo ntawm qhov kub thiab txias heev. Qhov hnyav qis ntawm cov hlau nplaum no piv rau lwm cov hlau nplaum ua rau cov lag luam uas siv lawv xav tsis thoob.

1.2 Kev piav qhia yooj yim ntawm cov hlau nplaum neodymium

A. Neodymium hlau nplaum yog cov khoom siv hlau nplaum tas mus li uas tsis tshua muaj nyob hauv ntiaj teb uas muaj neodymium, hlau thiab boron. Nws muaj cov mis tshuaj Nd2Fe14B thiab yog ib qho ntawm cov khoom siv hlau nplaum muaj zog tshaj plaws hauv khw.

B. Cov hlau nplaum neodymium muaj cov yam ntxwv thiab cov khoom hauv qab no:

Cov khoom sib nqus: Cov hlau nplaum neodymium muaj cov khoom siv sib nqus siab heev thiab lub zog coercive, ua rau lawv tsim cov teb sib nqus muaj zog heev. Nws yog ib qho ntawm cov khoom siv sib nqus tas mus li muaj zog tshaj plaws tam sim no hauv kev siv lag luam.

Kev ruaj khov ntawm cua sov: Cov hlau nplaum neodymium muaj qhov kub ua haujlwm siab thiab feem ntau ua haujlwm ruaj khov hauv Celsius ntau yam. Txawm li cas los xij, nws cov khoom sib nqus maj mam poob qis thaum qhov kub tshaj qhov kub ua haujlwm siab tshaj plaws.

Kev tiv thaiv xeb: Vim yog cov hlau uas muaj nyob hauv cov hlau nplaum neodymium, nws yog xeb rau cov pa oxygen thiab dej. Yog li ntawd, kev txheej saum npoo lossis lwm yam kev kho mob tiv thaiv feem ntau yog qhov yuav tsum tau ua hauv kev siv tiag tiag.

2.1 Kev npaj cov txheej txheem ntawm neodymium magnet

A. Kev npaj cov khoom siv raw: Cov khoom siv raw xws li neodymium, hlau thiab boron tau npaj rau hauv qee qhov sib piv, thiab kev kho lub cev thiab tshuaj zoo tau ua tiav.

1. Hmoov metallurgy: Nws yog ib qho ntawm cov txheej txheem tseem ceeb rau kev npaj cov hlau nplaum neodymium.

2. Kev npaj hmoov: Sib tov cov hmoov raw khoom hauv ib qho kev faib ua feem, thiab tsim cov hmoov ntawm cov khoom siv los ntawm kev tshuaj lom neeg lossis cov txheej txheem lub cev.

3. Kev Sib Xyaws: Muab cov hmoov tso rau hauv lub cub tawg kub siab, thiab ua cov tshuaj sib xyaw ua ke hauv qab qee qhov kub thiab txias thiab huab cua kom nws ua cov hlau sib xyaw nrog cov khoom sib xws. Kev Nias: Cov hmoov hlau sib xyaw raug muab tso rau hauv pwm thiab nias rau hauv qab siab kom tsim cov hlau nplaum nrog cov duab thiab qhov loj me xav tau.

4. Sintering: muab cov hlau nplaum nias rau hauv lub cub tawg sintering, thiab sinter nyob rau hauv qee qhov kub thiab txias thiab huab cua kom crystallize thiab tau txais cov khoom sib nqus xav tau.

Txoj kev plating hlau: Qhov saum npoo ntawm cov ntaub ntawv neodymium magnet feem ntau yuav tsum tau plated kom nce nws txoj kev tiv thaiv corrosion thiab txhim kho qhov zoo li.

D. Lwm cov txheej txheem npaj: Ntxiv rau hmoov metallurgy thiab hlau plating, muaj ntau lwm yam txheej txheem rau kev npaj cov hlau nplaum neodymium, xws li kev txau cov tshuaj, yaj thiab lwm yam.

2.3 Kev Ua thiab Tsim Cov Duab ntawm Neodymium Magnets

A. Kev siv tshuab ua kom raug: Cov hlau nplaum Neodymium muaj qhov nyuaj thiab tawg yooj yim heev, yog li xav tau cov thev naus laus zis ua kom raug tshwj xeeb hauv cov txheej txheem ua, xws li txiav hlau, EDM, thiab lwm yam.

B. Daim Ntawv Thov thiab Tsim Cov Hlau Nplaum Neodymium Hauv Cov Duab Sib Txawv:Puag ncig, Plaub fab, thiab Bar Neodymium Magnets: Cov duab ntawm Neodymium magnets no feem ntau siv rau hauv cov teb ntawm cov sensors, motors, thiab cov khoom siv kho mob.Cov hlau nplaum neodymium tshwj xeeb: Raws li cov kev xav tau tshwj xeeb ntawm daim ntawv thov thiab cov qauv tsim, ntau yam hlau nplaum neodymium tshwj xeeb tuaj yeem tsim thiab tsim khoom. Kev siv thiab ua ke ntawm cov hlau nplaum neodymium: Cov hlau nplaum neodymium tuaj yeem ua ke nrog lwm cov ntaub ntawv, xws li inlaid ntawm cov hlau cores, ua ke nrog lwm cov hlau nplaum, thiab lwm yam.h-Kub Resistant Neodymium Magnets

3. Kev kho qhov chaw thiab kev tiv thaiv ntawm cov hlau nplaum neodymium

A. Txheej saum npoo: Cov txheej txheem feem ntau siv suav nrog nickel plating, galvanizing, tshuaj tsuag xim, thiab lwm yam los txhim kho qhov kev tiv thaiv corrosion thiab qhov zoo ntawm cov hlau nplaum neodymium.

B. Kev kho mob tiv thaiv xeb thiab tiv thaiv xeb: Qhov saum npoo ntawm cov hlau nplaum neodymium yuav tsum tau kho kom zoo tiv thaiv xeb thiab tiv thaiv xeb kom ntev nws lub neej kev pabcuam.

C. Kev Ntim thiab Ntim: Hauv kev siv ua haujlwm, cov hlau nplaum neodymium feem ntau yuav tsum tau ntim lossis ntim kom tiv thaiv kev xau hlau nplaum thiab kev cuam tshuam ntawm ib puag ncig sab nraud.

4. Kev siv thiab kev saib xyuas ntawm cov hlau nplaum neodymium

1. Cov Haujlwm thiab Cov Ntawv Thov: Cov hlau nplaum Neodymium siv dav hauv cov khoom siv hluav taws xob, lub cev muaj zog, cov khoom siv sib nqus, aerospace thiab lwm yam teb, muab cov khoom sib nqus zoo heev rau cov lag luam no. (Tshwj xeeb tshaj yog daim ntawv thov ntawm cov hlau nplaum tsis sib xws yog dav heev, nyem qhov no kom paub ntau ntxiv txogcov hlau nplaum tshwj xeeb tsis zoo li qubkev pabcuam.)
2. Kev ceev faj rau kev siv: Thaum siv cov hlau nplaum neodymium, nws yog ib qho tsim nyog yuav tsum tau them sai sai rau nws qhov brittleness thiab muaj zog magnetic yam ntxwv, thiab zam cov yam ntxwv uas yuav ua rau nws puas tsuaj, xws li kev sib tsoo, kev co thiab kub siab.
3. Cov txheej txheem khaws cia thiab txij nkawm mus sij hawm ntev: Thaum lub sijhawm khaws cia mus sij hawm ntev, cov hlau nplaum neodymium yuav tsum khaws cia kom deb ntawm dej thiab cov chaw noo noo siab. Rau cov hlau nplaum neodymium siv, lawv tuaj yeem ntxuav thiab tswj xyuas tsis tu ncua kom ntseeg tau tias lawv ua haujlwm ruaj khov.

Xaus lus:

Los ntawm cov ntsiab lus ntawm tsab xov xwm no, peb tuaj yeem nkag siab txog cov ntsiab lus tseem ceeb ntawm kev npaj, kev ua thiab kev siv cov hlau nplaum neodymium.

B. Rau kev txhim kho yav tom ntej ntawm cov hlau nplaum neodymium, cov txheej txheem npaj tshiab thiab cov txheej txheem kho qhov chaw tuaj yeem tshawb nrhiav ntxiv kom txhim kho lawv cov kev ua tau zoo thiab ntau yam kev siv, thiab txhawb lawv daim ntawv thov hauv cov teb tshiab.