Lub nplhaib hlau nplaum zoo li yooj yim, tab sis lub qhov hloov pauv koj tuaj yeem siv nws li cas. Koj tsis yog tsuas yog muab cov hlau nplaum rau ntawm qhov chaw. Koj tuaj yeem mount nws rau ntawm ib tug ncej, ntsia liaj qhov rooj rau hauv ib lub fixture, los yog xaub nws hla lub raj yam tsis poob kev sib raug zoo.
Lub qhov nruab nrab ntawd tseem qhib cov qauv tsim kom huv. Koj tuaj yeem khiav cov ntsia hlau, cable, bearing, lossis sensor los ntawm nruab nrab thaum lub hlau nplaum ua nws txoj haujlwm nyob ib puag ncig nws. Hauv ntau daim ntawv thov, qhov ntawd txhais tau tias muaj kev ruaj ntseg zoo dua, kev sib dhos yooj yim dua, thiab hloov pauv tsawg dua lub sijhawm.
Yog hais tias koj twb puas tau nyuaj rau mount ib block los yogdisc hlau nplaumruaj ntseg, lub nplhaib hlau nplaum feem ntau daws qhov teeb meem hauv ib kauj ruam.
Ring Magnet yog dab tsi?
Ib lub nplhaib hlau nplaumyog raws nraim li nws suab zoo li: ib tug hlau nplaum zoo li ib tug donut. Nws muaj ib txoj kab uas hla sab nraud, ib lub qhov hauv, thiab lub thickness. Lub qhov ntawd tsis yog rau qhov zoo xwb. Nws cia koj mount lub hlau nplaum nyob ib ncig ntawm ib tug ncej, ntsia liaj qhov rooj, los yog raj, yog li nws nyob twj ywm nyob rau hauv lub center thiab ruaj ntseg.
Lub nplhaib hlau nplaum tuaj yeem tsim los ntawm cov khoom sib txawv, xws li neodymium, ferrite, lossis samarium cobalt. Lawv kuj tuaj yeem raug hlau nplaum nyob rau hauv ntau txoj kev, uas hloov pauv li cas cov hlau nplaum ua haujlwm.
Cov yam ntxwv tseem ceeb uas koj yuav tsum tau them sai sai rau suav nrog qhov loj ntawm lub qhov, lub zog sib nqus (qib), thiab cov txheej txheem los yog qhov chaw tiav. Qhov sib txawv me me ntawm no tuaj yeem hloov pauv cov hlau nplaum zoo npaum li cas, nws nyob ntev npaum li cas, thiab siv tau zoo npaum li cas hauv cov xwm txheej tiag tiag.
Vim li cas thiaj xaiv ib lub nplhaib zoo?
Vim li cas koj thiaj xaiv ib lub hlau nplaum nrog lub qhov nyob hauv nws? Lub nplhaib puab yog qhov kev xaiv zoo, tsis yog kev sib tsoo.
Lub qhov nruab nrab ntawd daws cov teeb meem tshwj xeeb. Nws cia koj mount cov hlau nplaum ncaj qha mus rau ib tug pas nrig, qag, los yog ntsia liaj qhov rooj. Tej yam tuaj yeem dhau los ntawm nws, zoo li cov xaim lossis cov kwj ntawm huab cua. Qhov no integrates cov hlau nplaum rau hauv ib qho system es tsis yog ntxiv rau.
Koj kuj txuag ntawm cov khoom thiab qhov hnyav yam tsis tau poob ntau lub zog sib nqus. Lub nplhaib tsom qhov chaw sib nqus hauv txoj kev muaj txiaj ntsig.
Xav tias nws yog multitool. Lub qhov ntxiv muaj nuj nqi. Nws hloov cov hlau nplaum yooj yim rau hauv cov khoom uas koj tuaj yeem tsim ib yam dab tsi nrog.
Qhov zoo tshaj plaws siv rau Ring Magnets
Ntiv nplhaib hlau nplaum tshwm sim nyob rau hauv ntau yam khoom rau ib qho yooj yim vim li cas: koj tuaj yeem mount lawv kom raug, thiab lawv ua hauj lwm tsis muaj drifting ntawm txoj hauj lwm.
Motors thiab Generators
Hauv cov motors, lub nplhaib hlau nplaum tuaj yeem zaum ib ncig ntawm lub ncej lossis sab hauv lub rotor nrog kev sib haum xeeb huv. Qhov ntawd pab cov magnetic teb nyob ib puag ncig thaum nws tig. Koj kuj pom lub nplhaib hlau nplaum nyob rau hauv qhov ceev thiab txoj hauj lwm sensors, qhov chaw ruaj khov ua rau lub teeb liab txhim khu kev qha.
Hais lus thiab cov khoom siv suab
Ntau tus neeg hais lus siv lub nplhaib- zoo li cov hlau nplaum nyob ib ncig ntawm lub suab coil qhov sib txawv. Lub qhov ua kom cov khoom txav mus rau hauv nruab nrab. Qhov ntawd ua rau lub suab ntxuav thiab txo qhov rub lossis distortion.
Sib nqus Couplings thiab Bearings
Yog tias koj xav tau torque hloov pauv yam tsis muaj kev sib cuag, lub nplhaib hlau nplaum yog lub ntuj haum. Lawv tuaj yeem ntsib ib leeg hla qhov sib txawv me me, tsim kom muaj kev sib txuas uas txo qhov hnav. Hauv qee qhov kev tsim, lawv kuj txhawb nqa cov kabmob sib nqus uas tsis tshua muaj kev sib txhuam.
Sib Nqus Separators thiab Lim
Lub nplhaib hlau nplaum yog siv nyob rau hauv qee qhov kev sib cais uas cov khoom ntws los ntawm cov yeeb nkab lossis vaj tsev. Lub qhov tso cai rau ib tug pas nrig, raj, los yog cov tub ntxhais mus hla thaum lub hlau nplaum attracts ferrous hais nyob ib ncig ntawm nws.
Cov khoom siv kho mob thiab Lab
Hauv chav kuaj, koj feem ntau xav tau lub zog me me, rov ua dua. Lub nplhaib hlau nplaum tuaj yeem ruaj ntseg fixtures, hau, los yog cov cuab yeej tuav nrog ib tug ntsia hlau los ntawm qhov chaw. Lawv kuj muaj nyob rau hauv cov khoom siv uas qhov chaw yuav tsum ua kom haum txhua lub sijhawm.
Robotics thiab Automation
Ntiv nplhaib hlau nplaum pab nrog qhov chaw ceev thiab xaiv yooj yim -thiab- tso haujlwm. Koj tuaj yeem nqa lawv ntawm qhov kawg -effectors, jigs, lossis locator pins. Lub qhov ua rau mounting tau yooj yim thiab ua kom cov hlau nplaum los ntawm rotating nyob rau hauv vibration.
DIY thiab Mounting
Rau cov tswv yim tsim, lub nplhaib hlau nplaum yog qhov zoo rau cov brackets, hooks, thiab cov panels tshem tau. Koj tuaj yeem bolt lawv thiab tseem tau txais lub zog tuav. Nws yog ib qho kev huv huv thaum koj xav tau ib yam dab tsi ruaj ntseg tab sis yooj yim tshem tawm.
Cov khoom siv rau lub nplhaib hlau nplaum
|
Khoom siv |
Lub zog (rau qhov loj) |
Nqi |
Kub Resistance |
Corrosion Resistance |
Hom kev lag luam |
|
NdFeB (Neodymium) |
Siab heev. Qhov zoo tshaj plaws thaum koj xav tau lub zog rub hauv lub nplhaib compact. |
Nruab nrab-siab |
Low–Medium (qib tus qauv), zoo dua nrog cov qib siab -temp |
Tsawg yam tsis muaj txheej. Xav tau Ni, epoxy, lossis lwm yam kev tiv thaiv hauv kev siv ntub / ntsev. |
Motors, sensors, robotics, hais lus, cov khoom siv hluav taws xob |
|
Ferrite (Ceramic) |
Tsawg-Medium. Ib lub nplhaib loj dua yog xav tau rau tib lub zog. |
Tsawg |
High (kub kub zoo) |
Siab. Ua tau zoo nyob rau hauv qhov chaw ntub dej. |
Yooj yim motors, hais lus, sib nqus sib nqus, thiab kev siv dav dav |
|
SmCo (Samarium Cobalt) |
Siab. Muaj zog thiab ruaj khov, tshwj xeeb tshaj yog thaum kub kub. |
Siab |
Siab heev (zoo heev siab -temp stability) |
Siab. Zoo dua NdFeB nyob rau hauv ib puag ncig hnyav. |
Aerospace, khoom siv kho mob, siab -temp motors, kev tiv thaiv / qhov tseeb |
|
AlNiCo |
Nruab nrab. Zoo stability, tab sis qis coercivity. |
Nruab nrab |
Siab heev |
Siab |
Sensors, instruments, legacy motor designs, kub -sable applications |
Xaiv NdFeB rau lub zog siab tshaj plaws hauv qhov chaw me me, ferrite rau tus nqi qis thiab zoo corrosion kuj, SmCo rau kub kub thiab hnyav hnyav, thiab AlNiCo thaum kub stability tseem ceeb tshaj raw rub quab yuam.
Yuav Ua Li Cas Xaiv Txoj Cai Ring Magnet
Xaiv lub nplhaib hlau nplaum zoo txhais tau tias ntsuas plaub yam tseem ceeb.
Loj
Pib nrog koj qhov chaw. Koj xav tau peb qhov kev ntsuas: sab nraud, sab hauv txoj kab uas hla (qhov loj), thiab tuab. Lub qhov yuav tsum haum rau koj ncej lossis ntsia liaj qhov rooj. Cov hlau nplaum tuab feem ntau muaj zog dua.
Lub zog lossis Qib
Qhov no yog hais txog lub zog magnetic. Tus lej qib siab dua (xws li N52) txhais tau tias muaj zog hlau nplaum. Tab sis muaj zog tsis yog ib txwm zoo dua. Ua kom muaj zog rau koj txoj haujlwm. Kev siv cov hlau nplaum uas muaj zog heev tuaj yeem ua rau tsis muaj kev nyab xeeb thiab khib nyiab.
Txheej
Yog tias muaj dej noo, ntsev, tshuaj lom neeg, lossis hws, koj xav tau txheej txheej zoo. Nickel yog ib txwm muaj, epoxy zoo dua rau qhov chaw hnyav, thiab cov npog tsis muaj zog tuaj yeem pab tau tshwj xeeb.
Kub
Txhua yam khoom siv hlau nplaum muaj qhov txwv. Tshaj nws qhov siab tshaj plaws ua haujlwm kub, thiab nws yuav ploj mus tas li. Xyuas cov specs rau koj cov hlau nplaum qib. Yog tias koj daim ntawv thov kub, koj yuav xav tau cov hlau nplaum ntsuas rau qhov kub siab dua, txawm tias nws muaj zog me ntsis ntawm chav tsev kub.
Tolerances, Magnetization, thiab Ncej
Txawm tias lub nplhaib hlau nplaum muaj zog tuaj yeem ua haujlwm tsis zoo yog tias qhov haum lossis kev sib nqus tsis raug. Qhov no yog ib feem neeg hla, ces xav tias yog vim li cas lub rooj sib txoos xav tias inconsistent.
Tolerances
Tolerances qhia koj ntau npaum li cas cov hlau nplaum qhov ntev yuav txawv ntawm nws qhov loj me. Lub nplhaib hlau nplaum xav tau kev huv huv. Yog tias lub qhov sab hauv nruj dhau lawm, koj yuav muaj kev pheej hmoo tawg cov hlau nplaum thaum nias - haum. Yog tias nws xoob dhau lawm, cov hlau nplaum tuaj yeem hloov thiab poob rov ua dua. Nco ntsoov xav txog koj txoj kev txhim kho thiab tso cai rau kev tshem tawm me me rau qhov tiag -lub ntiaj teb.
Magnetization
Axial magnetization txhais tau hais tias sab qaum teb thiab sab qab teb ncej yog nyob rau ntawm lub ntsej muag. Qhov no yog ib qho yooj yim rau clamping thiab tuav, qhov twg cov hlau nplaum rub ncaj nraim mus rau qhov chaw steel.
Radial magnetization txhais tau hais tias cov ncej khiav ncig lub nplhaib, los ntawm phab ntsa sab hauv mus rau sab nrauv. Qhov no muaj txiaj ntsig zoo hauv motors thiab sensors, qhov twg koj xav tau ib thaj chaw uas ua haujlwm nyob ib puag ncig.
Ncej
Qee lub nplhaib hlau nplaum muaj ntau-ncej, uas tuaj yeem txhim kho cov teeb liab sensor thiab kev coj tus cwj pwm zoo. Yog tias koj siv Hall sensor lossis encoder -style teeb, ncej suav tseem ceeb npaum li lub zog.
Feem ntau yuam kev
Nws yog ib qho yooj yim los ua ob peb qhov yuam kev yooj yim thaum ua haujlwm nrog lub nplhaib hlau nplaum. Zam kev ua yuam kev no yuav txuag lub sijhawm thiab nyiaj txiag.
Cracking thiab chipping
Neodymium hlau nplaum yog nkig. Lawv tuaj yeem tawg yog tias lawv sib tsoo ua ke. Lawv kuj tuaj yeem nti yog tias yuam mus rau lub ncej uas me me loj dhau.
Nco ntsoov nqa cov hlau nplaum ua ke ua tib zoo. Tsis txhob tshuab lossis laum lawv tus kheej.
Forcing ib Tight Fit
Neodymium thiab ferrite hlau nplaum yog tawv tab sis nkig. Yog tias koj nias - haum lub nplhaib hlau nplaum uas tsis muaj kev tshem tawm, nws tuaj yeem tawg yam tsis muaj kev ceeb toom. Siv txoj cai kam rau ua, ntxiv lub chamfer, thiab tsis txhob hammering qhov chaw.
Overheating ntawm Magnet
Thaum tshav kub kub tuaj yeem txo lub zog mus tas li. Tsis txhob xav tias "nws zoo" vim tias qhov chaw sov. Tshawb xyuas koj qhov kub thiab txias thiab xaiv cov qib lossis cov khoom uas tuaj yeem ua haujlwm tau.
Txheej Txheej tsis raug rau ib puag ncig
Qhov ci npib tsib xee txheej ua haujlwm zoo hauv tsev. Tab sis muab tso rau hauv qhov chaw ntub dej, ntub dej, lossis ntsev, thiab nws tseem tuaj yeem ua rau lub sijhawm.
Rau cov xwm txheej hnyav, koj xav tau txheej txheej zoo li epoxy lossis npib tsib xee hnyav - tooj liab - npib tsib xee plating. Qhov kev xaiv tsis ncaj ncees ua rau xeb thiab cov hlau nplaum tsis muaj zog.
Xaiv qhov tsis ncaj ncees lawm Magnetization
Axial vs radial magnetization tsis yog qhov nthuav dav. Nws hloov qhov chaw ua haujlwm. Axial yog qhov zoo tshaj plaws rau kev rub ncaj. Radial feem ntau xav tau rau cov motors thiab sensors. Yog tias koj xaiv qhov tsis ncaj ncees lawm, kev ua haujlwm yuav tsis "tso rau hauv."
FAQs
Q: Puas yog lub nplhaib hlau nplaum muaj zog dua li cov hlau nplaum disc?
A: Tsis tau. Lub nplhaib hlau nplaum tuaj yeem muaj zog heev, tab sis lub qhov txo qhov ntim. Lub zog nyob ntawm cov khoom, qhov loj me, qib, thiab koj qhov sib txawv ntawm huab cua.
Q: Dab tsi yog qhov zoo dua rau lub nplhaib hlau nplaum: neodymium lossis ferrite?
A: Neodymium yog qhov zoo tshaj plaws thaum koj xav tau lub zog siab hauv qhov chaw me me. Ferrite yog qhov zoo dua thaum tus nqi, kev tiv thaiv corrosion, los yog kub siab kam rau siab dua.
Q: Thaum twg koj xav tau radial magnetization?
A: Radial magnetization feem ntau siv nyob rau hauv motors, generators, thiab sensor / encoder tsim qhov twg cov hlau nplaum yuav tsum tau qhwv ib ncig ntawm lub nplhaib ncig.
Q: Koj puas tuaj yeem laum lossis tshuab lub nplhaib hlau nplaum?
A: Nws tsis pom zoo. Cov hlau nplaum yog nkig thiab tuaj yeem tawg, thiab kev ua haujlwm plua plav tuaj yeem ua rau muaj kev phom sij. Nws yog qhov zoo dua los txiav txim qhov loj me thiab kam rau ua los ntawm qhov pib.
Q: Kuv yuav ua li cas thiaj li muaj kev nyab xeeb cais ob lub nplhaib hlau nplaum uas tau daig ua ke?
A: A: Tsis txhob sim rub lawv los ntawm tes. Xaub lawv sib nrug. Thawb ib lub hlau nplaum sab ntawm ntug ntawm lwm qhov. Khaws koj cov ntiv tes kom tsis txhob pinching. Koj tseem tuaj yeem siv qhov tsis yog -magnetic spacer, zoo li ib tug ntoo wedge, kom sib nrug.
Q: Lub nplhaib hlau nplaum puas tuaj yeem ntub dej?
A: A: Nws nyob ntawm cov txheej txheem tag nrho. Standard npib tsib xee- plated neodymium hlau nplaum muaj ib txheej tiv thaiv nyias tab sis tuaj yeem corrode nrog ntev raug.
Xaus
Yog li ntawd, koj muaj nws. Lub nplhaib hlau nplaum yooj yim, nrog nws qhov ntse nruab nrab qhov, yog ntau tshaj li ib qho duab. Nws yog ib qho kev daws teeb meem. Nws hloov lub zog sib nqus yooj yim rau hauv cov khoom siv rau lub cev muaj zog, hais lus, lim dej, thiab DIY tej yaam num.
Nws lub hwj chim tiag tiag nyob ntawm seb nws haum rau koj tus qauv tsim, li cas. Los ntawm kev xav txog qhov loj me, cov khoom siv, txheej, thiab tshwj xeeb tshaj yog qhov kev xaiv tseem ceeb ntawm axial thiab radial magnetization, koj tuaj yeem daws cov teeb meem tshwj xeeb.
Lub hom phiaj yog kom phim cov hlau nplaum rau txoj haujlwm. Xav txog koj ib puag ncig, qhov xav tau lub zog, thiab qhov chaw ntawm lub cev. Zam kom tsis txhob muaj qhov cuam tshuam xws li tawg, cua sov, lossis xeb los ntawm kev txiav txim siab xaiv los ntawm qhov pib.
Yog tias koj xav tau kev pom zoo sai, hu rau lubGreat Magtechpab neeg nrog koj cov ntaub ntawv thov thiab kos duab. Peb tuaj yeem pab koj xaiv lub nplhaib hlau nplaum uas haum, kav ntev, thiab ua haujlwm tsis tu ncua hauv -cov xwm txheej hauv ntiaj teb.
