Bearing Separator vs Puller: Thaum Yuav Siv Txhua Lub Cuab Yeej?
The jaws of your puller can't get behind that bearing. Kev quab yuam nws yuav ua rau cov ncej puas, tab sis koj yuav tsum tau ua kom tiav yam tsis muaj nqi ncua lossis kho.
Use a bearing separator when there's no gap for puller jaws to grip behind a component. Tus qauv rub tawm ua haujlwm thaum nws lub puab tsaig tuaj yeem txuas ncaj qha mus rau qhov chaw. Feem ntau, ob lub cuab yeej siv ua ke ua tiav qhov system.
Kuv ib zaug tau mus xyuas lub chaw kho lub iav loj loj. Ib tug kws kho mob tau tawm tsam nrog txoj haujlwm nyuaj: tshem tawm ib qho kev sib tw sab hauv uas tau nias tawm tsam lub iav loj heev. Nws 3 lub puab tsaig rub tawm kom plam tawm, thiab lub puab tsaig ntse tau pib ua rau lub ntsej muag tawv tawv. Txhua qhov kev sim ua tsis tiav tau ua rau muaj kev pheej hmoo ntawm kev puas tsuaj rau tus nqi kim, kev cai tsim khoom. Nws muaj lub cuab yeej muaj zog, tab sis nws tau ploj lawm thawj kauj ruam tseem ceeb. Rau tus thawj tswj hwm zoo li Michael, leej twg yog tus lav ris rau lub sijhawm thiab nyiaj txiag, qhov scene no yog npau suav phem paub. Nws qhia tau tias qee zaum, the secret isn't a more powerful tool, tab sis kev sib xyaw ua ke ntawm cov cuab yeej ntse.
Dab tsi yog Core Functional Differences?
Koj muaj ob lub cuab yeej hauv koj cov khoom siv, thiab lawv saib txawv kiag li. Siv qhov tsis ncaj ncees lawm thawj zaug tuaj yeem nkim sijhawm, ua rau kev puas tsuaj, thiab ua rau muaj kev ntxhov siab loj rau hauv pem teb khw.
A bearing separator[^1] yog a wedge tsim[^2]ed kom tau tom qab ib qho dej-mounted tivthaiv los tsim kom muaj qhov rub tawm. Lub ruber muaj lub puab tsaig uas tuav cov khoom thiab ib qho kev quab yuam uas siv lub zog rub ncaj qha.
The Wedge vs. Kev tuav
Los ntawm ib tug mechanical engineering standpoint, cov cuab yeej no ua ob qhov sib txawv, ua ntxiv. Lawv cov qauv tsim yog lub hom phiaj-ua rau lawv txoj haujlwm.
The Separator's Wedging Action
A bearing separator[^1], kuj hu ua bearing splitter, doesn't actually pull anything on its own. Nws lub luag haujlwm tseem ceeb yog ua raws li qhov ua tau zoo. Nws muaj ob halves uas yog bolted ua ke nyob ib ncig ntawm ib tug tivthaiv. Lub ntsej muag sab hauv muaj lub ntsej muag ntse, tapered ntug, zoo li riam. Raws li koj nruj cov bolts, these edges are forced into the tiny space between the bearing and the surface it's mounted against. Qhov kev txiav txim no muaj kev nyab xeeb cais cov tivthaiv tsuas yog txaus los tsim cov khoom, tiaj tus kom rub tawm tsam. Nws ruaj rau qhov tsis muaj kev ntxhov siab rau cov khoom dov ntawm cov kabmob nws tus kheej.
The Puller's Gripping Action
Lub puab tsaig rub tawm yog tsim los rau kev rho tawm ncaj qha. Nws lub puab tsaig yog zoo li tus nuv tom qab ib feem, thiab nws lub hauv paus quab yuam ntsia hlau thawb tawm tsam qhov kawg ntawm tus ncej. Raws li cov ntsia hlau tig, nws rub lub puab tsaig-thiab cov khoom-tawm ntawm ncej. Qhov no ua haujlwm zoo kawg nkaus thaum muaj qhov chaw txaus rau lub puab tsaig kom tau txais kev tuav ruaj ntseg.
| Tool | Lub luag haujlwm tseem ceeb | Nws ua haujlwm li cas |
|---|---|---|
| Bearing Separator | Tsim kom muaj qhov rub tawm | Wedges tom qab lub tivthaiv nrog clamping quab yuam. |
| Lub puab tsaig Puller | Extract cov khoom | Tuav lub tivthaiv thiab rub nrog ib tug forcing ntsia hlau. |
Dab tsi yog Lawv Cov Kev Siv Ua Lag Luam Zoo Tshaj Plaws?
Koj pom ib txoj hauj lwm ntawm qhov kev txiav txim ua hauj lwm: "tshem tawm cov twj tso kua mis." Koj puas qhia koj pab neeg kom ntes tus cais, tus rub, los yog ob leeg? Kev xaiv qhov tsis ncaj ncees lawm yuav ua rau lub sijhawm ua haujlwm ob npaug.
Siv ib tug separator rau tej bearings, iav, los yog pulley uas yog nias flush tawm tsam lwm qhov chaw. Siv lub ruber los ntawm nws tus kheej thaum muaj qhov sib txawv hauv qab rau nws lub puab tsaig kom tuav.
Sib piv cov cuab yeej rau qhov xwm txheej
Daim ntawv thov dictates lub cuab tam. Hauv kev lag luam ib puag ncig zoo li cov uas Michael tswj hwm, koj ntsib ob qho xwm txheej tsis tu ncua. Paub qhov twg yuav cia siab rau lub sijhawm thiab tiv thaiv kev puas tsuaj.
A bearing separator[^1] yog qhov tseem ceeb rau cov khoom ntawm cov kauj ruam uas tsis muaj kev tshem tawm. Cov piv txwv uas muaj xws li:
- Bearings nias tiv thaiv lub cev muaj zog kawg-tswb.
- Cov kev sib tw sab hauv ntawm ib tug tapered roller bearing sab laug ntawm ib tug ncej tom qab lub tawb raug tshem tawm.
- Cov iav me me tau nruj nruj tiv thaiv lub iav loj hauv kev sib kis.
Hauv cov xwm txheej no, tus separator yog siv ua ntej. Once it's secured, lub laub-rub los yog ib qho bar-type puller yog txuas rau cov xov qhov ntawm lub separator los ua qhov tseeb rub.
Tus qauv lub puab tsaig rub tawm yog lub cuab yeej mus rau thaum muaj chaw ua haujlwm. Qhov no yog ib yam rau:
- Pulleys los yog sprockets mounted nyob rau hauv nruab nrab ntawm ib tug ncej.
- Cov kabmob ntawm lub qag nrog lub xub pwg tsim uas tawm ntawm qhov sib txawv.
- Txhua yam khoom uas koj tuaj yeem pom meej haum rau rub lub puab tsaig[^3] qab nws yam tsis muaj kev cuam tshuam.
| Daim ntawv thov | Cov cuab yeej pom zoo | Yog vim li cas |
|---|---|---|
| Bearing flush tiv thaiv lub tsev | Separator + Puller | Tsis muaj chaw rau lub puab tsaig; separator tsim qhov tsim nyog tuav taw tes. |
| Pulley ntawm ib qho kev nthuav dav | Lub puab tsaig Puller | Qhov chaw txaus rau lub puab tsaig kom tau ncaj qha, ruaj ntseg tuav. |
| Sab hauv bearing kev sib tw ntawm ib tug ncej | Separator + Puller | Cov haiv neeg nyias nyias thiab yaug kom lub puab tsaig tuav ruaj ntseg. |
| Flange ntawm ib lub yeeb nkab kawg | Lub puab tsaig Puller | Lub flange ntug muab ib qho chaw ntshiab rau lub puab tsaig rau nuv. |
Yuav Ua Li Cas Koj Xaiv Cov Cuab Yeej Zoo rau Koj Cov Khoom Siv?
Koj pob nyiaj siv rau cov cuab yeej tshiab yog txwv. Koj yuav tsum npaj koj pab neeg kom zoo, but you're unsure whether to invest in a large puller set or a separator kit.
Kev nqis peev hauv cov khoom siv tswv uas suav nrog ob qho tib si bearing separator[^1]s thiab sib xws crossbar puller[^4]. Qhov no muab cov versatility tshaj plaws, tso cai rau koj pab neeg los tswj cov txheej txheem thiab tshem tawm cov khoom siv hluav taws xob kom zoo.
Tsim kom muaj ntau yam kev rub System
Thaum kuv qhia cov thawj coj saib xyuas zoo li Michael ntawm kev yuav khoom, Kuv ib txwm xav kom xav txog qhov "system" es tsis yog cov cuab yeej ntawm tus kheej. Koj xav tau ib qho kev daws teeb meem uas npog cov kev siv dav tshaj plaws.
Ua ntej, nrhiav ib qho khoom siv uas muaj tsawg kawg yog ob qhov ntau thiab tsawg bearing separator[^1]s. Ib tug me me (E.G., rau 1-2 ntiv tes bearings) thiab ib tug loj dua (E.G., rau 3-5 ntiv tes bearings) yuav them rau feem ntau cov hauj lwm nyob rau hauv ib tug industrial cog. Xyuas kom lawv yog tsim los ntawm high-lub zog, drop-forged steel tiv thaiv fracturing nyob rau hauv load.
Thib ob, tus rub nws tus kheej yuav tsum yog "cross-bar" los yog "H-bar" hom. Cov qauv no yog tsim los siv nrog cov khoom sib cais. Nws muaj ob txhais ceg ntev threaded uas ntsia hlau ncaj qha mus rau hauv lub tapped qhov ntawm lub separator, xyuas kom meej meej ncaj, ruaj ntseg rub.
Thaum kawg, xav txog kev xaiv hydraulic. Hos ib phau ntawv forcing ntsia hlau yog zoo rau cov hauj lwm me me, kev kho dua tshiab rau lub hydraulic ram rau koj tus ntoo khaub lig-bar rub tawm ua kom tshem tawm cov khoom loj lossis hnyav hnyav dua thiab sai dua. Qhov tsis tu ncua, siab zog ntawm hydraulics ua haujlwm, not your technician's muscles.
| Cheebtsam | Lub Ntsiab Tseem Ceeb Nrhiav | Vim Li Cas Nws Tseem Ceeb |
|---|---|---|
| Cov kabmob sib cais | Drop-forged steel; ntau qhov ntau thiab tsawg hauv cov khoom siv. | Ua kom muaj zog thiab ntau yam rau ntau qhov chaw ua haujlwm. |
| Hla-Bar Puller | Compatibility nrog cov qauv sib cais bolt. | Tsim ib leeg, cov cuab yeej nruj kom muaj kev nyab xeeb, ncaj rub. |
| Forcing Screw / Ram | Kev xaiv rau ib hydraulic ram[^5] daim ntawv txuas. | Muab lub zog siab thiab kev tswj xyuas uas xav tau rau kev ua haujlwm nyuaj. |
Tag
Lub puab tsaig puller tuav thiab rub, mas a bearing separator[^1] yog tus yuam sij los tsim kom muaj kev tuav pov hwm qhov tsis muaj. Muaj ob qho tib si hauv koj cov cuab yeej ua kom ntseeg tau tias koj tuaj yeem ua haujlwm tshem tawm yam xyuam xim.
[^1]: Nkag siab txog kev ua haujlwm ntawm cov kabmob sib cais tuaj yeem txhim kho koj cov cuab yeej siv thiab kev ua haujlwm zoo hauv kev ua haujlwm txhua yam.
[^2]: Tshawb nrhiav yuav ua li cas wedge tsim txhim kho cov cuab yeej ua haujlwm thiab txhim kho koj cov cuab yeej ua haujlwm.
[^3]: Kawm txog cov neeg kho tshuab ntawm lub puab tsaig rub lub puab tsaig los txhim kho koj cov txheej txheem rho tawm thiab zam kev puas tsuaj.
[^4]: Nkag siab txog tus ntoo khaub lig-bar rubers tuaj yeem txhim kho koj cov txiaj ntsig hauv kev tshem tawm cov haujlwm.
[^5]: Tshawb nrhiav qhov zoo ntawm hydraulic rams rau kev ua haujlwm hnyav thiab txhim kho kev nyab xeeb.