Yuav cov tshuab ntxuav cov kabmob tuaj yeem siv hauv cov khoom siv hnyav {{0} Lub Luag Haujlwm Kev Siv?
Hav! Raws li tus xa khoom nrog xyoo kev paub hauv cov kabmob los ntawm cov neeg siv khoom siv txhua hnub: "Kuv txoj haujlwm hnyav- yuav ntxivCov Xyooj kov cov kabmobpab? "" Muaj peev xwm qauvCov Xyooj kov cov kabmoblis lub nra hnyav hauv hnyav {{0} {} txoj cai {{} Lub luag hauj lwm kuv siv los pab cov neeg siv tshuaj xaiv rau hnyav {{5- plaub caug} Lub Luag Haujlwm Kev Siv, Kuv yuav coj koj kauj ruam los ntawm "Logic ntawm kev siv" rauCov Xyooj kov cov kabmobNyob rau hauv hnyav - Lub luag kuab lom uas siv "tsab qauv qauv 1" lub moj khaum. Qhov no yuav pab koj xaiv cov tshuab ntxuav uas tuaj yeem "ua rau lub tsheb hnyav."
Kauj ruam 1: Lub sijhawm 8-kauj ruam qhia tswv yim rau kev sib txuamCov Xyooj kov cov kabmobrau hnyav {{0} Duty} Lub Luag Haujlwm Kev Siv
Ua ntej, hais meej rau koj cov "hnyav {{{{{{0} {}}}}} lies" hnyav "ntawm cov washer txoj cai.
Txhawm rau txiav txim siab yog tias tus kabmob sib haum yog qhov tsim nyog, ua ntej txheeb xyuas qhov hnyav ntawm "hnyav" thauj hauv koj daim ntawv thov thiab txhua yam tshwj xeeb. Zam kev xaiv dig muag 'kim' lossis "tuab" xaiv:
Dab tsi ntawm cov tshuab roj hnyav yog koj cov khoom siv?
Cov khoom siv hnyav hnyav cov cuab yeej sib txawv ntawm cov qauv tsim khoom thiab cov qauv kev ntxhov siab. Hlau zeb Bearings Evings Everure "Nruam Radial + Axial Composite Loads," Yuav tsum tau ntxhua khaub ncaws uas "ensly faib siab." Tsuas yog crusher crossings withstand "hnyav nra nyob rau hauv plua plav mob," xav tau ntxhua khaub ncaws uas "tiv thaiv thiab repel hmoov av."
Ib tug neeg dhau los tsim qauv cov tshuab txuas rau cov kabmob crusher, uas hnav tau nyob hauv 3 lub hlis vim muaj plua plav puas. Tom qab hloov mus rau hnyav {{2} Lub luag dej ntxuav, lawv tau ua yeeb yam tseem ceeb ntawm kev txheeb xyuas qhov tseem ceeb "hnyav- dute- dute- dute}
Ntau npaum li cas "quab yuam" yuav tsum borsings withstand?
Qhov no hinges ntawm "rated zoo li qub ntsaws" thiab "instantaneous cuam tshuam load." Piv txwv li, crane bearings nrog ib tug 500Kuv ntsuas lub zog zoo li qub yuav thev dhau ntawm 800 tus neeg ntxhua khaub ncaws hnav, uas xav tau lub zog tsawg kawg "ntawm 1200mpa (tshaj 50% siab dua lub nra). Yog tias Washer lub zog compressive tsuas yog 800 MPA, nws tuaj yeem yooj yim distorm nyob rau hauv siab thiab puas tsuaj cov kabmob.
Ib tus neeg siv khoom xaiv ntxuav nrog 1000 MPA lub zog rau dov zeb bearings. Thaum raug rau lub 900 kn kn kn intantaneous cuam tshuam load, lub tshuab ntxhua khaub ncaws sib tsoo. Qhov teeb meem tau daws tau tsuas yog tom qab hloov mus rau 1500 mpa txuas.
Dab tsi "qhov teeb meem tseem ceeb" koj lub siab xav tau chaw nyob?
Puas yog "txo kev coj tus kheej hnav," "them nyiaj rau kev teeb tsa kev teeb tsa," lossis "tiv thaiv kev puas tsuaj"? Qhov sib txawv yuav tsum hu rau hom washer sib txawv: xaiv "siab {Precision lub tiaj nyom" rau kev kho cov khoom siv yuam kev "rau kev tiv thaiv kev ua yuam kev" rau kev tiv thaiv kev tawm tsam.
Kauj Ruam 2: Tshuaj xyuas "cov kabmob cov khoom" {- Cov khoom siv yog lub hauv paus rau "load ay bearing muaj peev xwm," yog li tsis txhob skimp ntawm tus nqi.
Hnyav {{{{{0} Duty Works thov kom tsis tshua muaj siab "thiab" hnav tsis kam "los ntawm cov khoom siv washer. Cov ntaub ntawv dog dig tsuas tsis tuaj yeem ua rau lub nra. Tsom rau peb lub ntsiab lus cov pawg:
Alloy Qauv Hlau
Nws tiv thaiv kom muaj kev cuam tshuam nthuav dav, ua rau nws haum siab {{0} {{Duty {1} Lub Luag Haujlwm Kev Ua Haujlwm Zoo li Crusher thiab Forging xovxwm Bearings. Kev Pab Lub Neej: 2-3 xyoos.
Cov ntaub ntawv no tseem muaj cov neeg qaug zog ua hauj lwm zoo tshaj, tawm tsam tawg nyob rau hauv cov khoom cuam uas pheej yig. Piv txwv li cov neeg siv khoom siv crane siv 40crreak
Stainless hlau
Txawm hais tias nws lub zog compressive yog qis dua carbon hlau (kwv yees li 800 mpa rau 304), nws muaj kev kub siab corrosion. Haum rau cov ntawv thov me me xav tau cov ntawv thov vaum, lossis alkaline ib puag ncig {}} tiag}}}}} nrog ib lub neej pabcuam ntawm 1.5-2 xyoo.
Zam kev siab - ntim lossis siab - kev cuam tshuam cov xwm txheej. Ib tus neeg siv tau siv 304 lub tshuab ntxhua khaub ncaws Rolling zeb bearings, uas tawg hauv ib lub lim tiam nyob rau hauv lub siab. Hloov mus rau alloy qauv hlau daws cov teeb meem.
Kauj Ruam 3: Kev tsom rau "cov kabmob sib kis thiab cov tuab tuab thiab cov tuab-}}}}} Tsis muaj cov khoom siv muaj zog tshaj plaws.
Rau hnyav {{{{0} Dute Dutys, Washer Dayensions yuav tsum tau ua kom phim bearings thiab khoom siv. Tsom rau peb qhov tseem ceeb qhov ntev:
Ib tus neeg siv khoom xaiv ib qho 10 hli - tuab tuab washer rau 1000kn lockt. Cov khoom tsis muaj qhov tsis muaj kev cuam tshuam txaus Qhov no muaj zog ua kom muaj zog txaus thaum haum rau qhov chaw muaj kev txwv.
Flatness thiab parallelism
Rau hnyav {- Lub Luag Haujlwm Kev Siv, Shim Flartness yuav tsum yog tsawg dua los yog sib npaug rau 0.02mm / m thiab parallelism tsawg dua lossis sib npaug rau 0.01mm. Kev sib txawv ua rau cov kabmob tsis sib xws thauj khoom thiab cov chaw nres tsheb hauv zos. Shims tshaj 0.05mm / m tiaj tus yuav "caws" thaum muab tso rau hauv bearings, ua rau muaj kev nyuaj siab rau hauv 30% piv rau cov xwm txheej ib txwm muaj. Qhov kev ua kom nrawm dua hnav tau ntau. Ib tus neeg siv kev paub cov kabmob lub neej txo los ntawm 1 xyoos mus rau 3 lub hlis vim muaj subsandard shim tiaj tiaj.
Kauj Ruam 4: Ntsuas "cov kabmob" cov kabmob sib tw nto zoo thiab precision "{{1} Duty {} Lub luag haujlwm} Kev thov"; Tsis txhob saib qhov no.
Ntau tus neeg xav tias "roughness yog lees paub hnyav {{{0} Lub Luag Haujlwm Kev Siv," tab sis kev ua haujlwm ncaj qha cov kabmob cuam tshuam thiab ruaj khov:
Nto tas
Ob qho chaw sab saud thiab qis dua yuav tsum ua tiav qhov tsawg kawg nkaus 1.6μm tiav. Ntau dua txoj kev nce thaj chaw muaj chaw sib cuag nrog cov kabmob thiab cov cuab yeej siv, yooj yim faib tawm lub siab thiab txo cov hauv zos hnav.
A RA 3.2μm Nto txo qhov chaw tiv toj los ntawm 20%, nce lub zog hauv zos thiab nrawm rau kev hnav.
Yog tias khawb lossis burrs yog tam sim no nyob rau saum npoo, lawv yuav tsum polished du. Ib tug neeg siv khoom dhau los muaj cov tshuab ntxhua khaub ncaws nrog 0.1mm sib sib zog nqus kos, ua rau muaj cov kab mob hnyav rau kev coj tom qab kev teeb tsa. Tom qab polishing, hnav tus nqi txo los ntawm 50%.
Precision Qib
Hnyav {{{{0} Lub Luag Haujlwm Thov xav tau "kev ntsuas qib kawm kom haum." Qib qib (c - cov cua (tsis muaj txiaj ntsig Tau qhab-nees muaj cov tshuab ntxhua khaub ncaws muaj qhov sab hauv lub taub ntev txog ± 0.02 hli, ua kom muaj txiaj ntsig zoo tshaj plaws. Ib tus neeg yav dhau los siv qib C Farers nrog 0.05mm cov kabmob kev sib txawv; Hloov mus rau qib kev txo qis kev sib txawv rau 0.01mm.
Step 5: Consider "Bearing Washer Installation and Compatibility" - Improper installation renders washers counterproductive.
Hnyav - Lub Luag Haujlwm Washer Installation tau cov lus thov ntau dua li cov ntawv thov cov qauv. Kev teeb tsa tsis raug tsis tsuas yog ua tsis tiav tab sis yuav ua rau cov kabmob thiab khoom siv:
Kev teeb tsa ua ntu zus thiab txoj kev
Txiav txim siab cov kev teeb tsa kev teeb tsa raws li ntawm kev thauj khoom: Rau cov badially loaded bearings, tso cov shims ntawm tus kabmob ntawm cov kabmob sab hauv / sab nraud thiab cov khoom siv. Rau Axyly loaded bearings, nruab ple ntxuav tais ntawm ob sab ntawm cov kabmob thiab ruaj lawv nrog bolts. Rolling Mill Bearings Muaj cov xim Axial, yog li nruab cov tshuab ntxhua thrusters ntawm ob sab kom tiv thaiv kev coj tus mob txav.
Xyuas kom meej meej "leveling" thaum lub sijhawm teeb tsa. Siv tus Ntsuj Plig tus Ntsuj Plig rau calibrate tshuab ntxhua khaub ncaws huv, lav tau yooj yim. Yog tias tsis yog qib yuav ua rau tus kabmob qaij. Ib tus neeg siv khoom dhau los tau paub txog 0.5 Degree RIter thaum installation, ua rau muaj nyob hauv eccentric hnav nyob hauv ib hlis.
Kev sib xyaw nrog bearings thiab khoom siv
Lub shim yuav tsum txig sib phim cov kabmob "qauv" thiab "qhov ntev." Yog tias lub shim thrust yog siv nrog cov kabmob pov tseg, nws tsis tuaj yeem tiv thaiv axial loads, ua rau cov kabmob nrawm thiab tsis ua tiav. Conversely, siv lub shim shim nrog tob tob pob cov kabmob nce radial kev sib hloov.
Kauj Ruam 6: adapting rau "hnyav {{{{{1} Deates ib qho chaw ib puag ncig" {}}} kev mob tshwj xeeb yuav tsum tau "kev tiv thaiv tshwj xeeb," tsis txhob khom rau tsawg dua
Dusty / ib puag ncig kis
Rau bearings hauv tsuas crushers thiab pob zeb ua kom sib xyaw cov nroj tsuag, xaiv "plua plav kom tiv thaiv plua plav ntawm cov kabmob thiab washer, ua rau hnav. Cov qauv ntxuav cov av tsis muaj cov plua plav khaws cia, tso cai plua plav kom ncav cuag cov chaw sib chwv thiab muaj sia nyob hauv 3 zaug. Ib tus neeg siv khoom tsis {{4- plua plav - Cov tshuab ntxhua khaub ncaws tsis dhau 3 hlis; Tom qab hloov mus rau hmoov av - Cov tshuab ntxhua khaub ncaws, hloov tau tsuas yog xav tau tom qab 1 xyoo.
Vaum / corrosive ib puag ncig
Rau ntug hiav txwv cranes thiab cov cuab yeej hnyav hauv cov nroj tsuag tshuaj, 316L) lossis cov roj hmab steel tshuab nrog anti {{1} corrosion kho. Cov teeb meem cov pa roj hmab txuas tsis pub dhau ib hlis hauv cov huab cua noo, thaum 316L ntxuav tau sib tw tau ob xyoos thiab kub} dip galvanized
Kauj Ruam 7: Txheeb xyuas "Washer zoo thiab ntawv pov thawj" -} {{2} Dagert {{2} Lub luag haujlwm} Lub luag haujlwm vim muaj kev pheej hmoo siab
Washer tsis ua hauj lwm hnyav {{{0} Lub luag haujlwm thov yuav ua rau cov khoom siv kaw cia lossis cov teeb meem kev nyab xeeb, yog li ntawd yuav tsum tau nruj me ntsis:
Cov Ntawv Tshaj Qhia Kev Soj Ntsuam Zoo
Cov ntawv tshaj tawm cov npe muab "Cov ntaub ntawv qhia txog kev sib tw," "comprosated zog kuaj nrhiav," "compressive soj ntsuam cov ntaub ntawv ceeb toom" kom paub tseeb cov qauv thiab cov qauv kev ua tau zoo. Cov Khoom Siv Sub Intadard Cov Khoom Siv Tsis Muaj Kev Ntsuas Cov Ntawv Qhia, yuav siv cov roj carbon steel displuised li alloy txheej txheem hlau, thiab dag hais kom compressive compressive zog. Ib tus neeg yuav khoom ua ntu zus sau ntawv sau npe rau ntawm 1500MPA tab sis tsuas yog ua tiav 800Mpa, ua rau khoom siv sijhawm rau 3 hnub tom qab pob txha nraub qaum.
Batch qauv kuaj xyuas
Txog kev yuav khoom, kev kuaj xyuas cov qauv kev tshuaj xyuas rau 5% -10% ntawm kev xeem washer compressive zog, hardness, thiab sab qhov yog. Tsis lees txais tag nrho cov batch yog tias ib qho kev sim ua tsis tiav. Ib tus neeg siv khoom ib zaug hla kev ntsuas thiab siv cov tshuab ntxhua khaub ncaws nrog lub zog tsis txaus, ua rau cov kabmob puas tsuaj thoob plaws 10 daim ntawm cov khoom siv ntau dua 100,000 yuan.
Kauj Ruam 8: Kev Tswj Xyuas "Cov Nqi Siv" {{-}}} Cov Khoom Siv Pheej Yig "rau hnyav {2} Lub Luag Haujlwm Kev Siv; Tus nqi - cov txiaj ntsig zoo yeej
Txawm hais tias txoj kev ntxuav tawm me me hauv qhov hnyav {{0} Lub Luag Haujlwm Kev Siv, tsom rau "ntev tus nqi" dua li nqe tus nqi:
Luv - tsis siv (hauv qab 1 xyoos, khoom siv ib ntus)
Opt rau high - Lub zog cov pa roj carbon me roj carbon hlau raug nqi rau ob peb xees rau ob peb duas las txhua. Lawv tau raws li cov kev xav tau yam tsis tas yuav tsum muaj almoy qauv hlau sib xyaw (3-5 zaug tus nqi ntawm cov hlau).
Tiv Tauj Peb
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