Ntev npaum li cas cov khoom laum yuav kav ntev npaum li cas? Nws yog ib qho ntawm cov lus nug tshawb fawb tshaj plaws hauv machining, tab sis kuj yog ib qho ntawm cov lus tsis txaus ntseeg.
Hauv kev lag luam thiab CNC drilling, laum cov khoom tsis tshua muaj kev poob vim tias lawv tau siv.
Lawv ua tsis tau thaum ntxov. poob nthav. Thiab kim.
Peb tau pom cov khw hloov cov kev xyaum xyaum txhua ob peb teev, thaum lwm tus khiav tib lub cuab yeej rau lub lis piam ntawm tib cov khoom. Qhov txawv tsis yog koob hmoov. Nws xaiv, tsis, thiab txheej txheem kev qhuab qhia.
Hauv phau ntawv qhia no, peb tsom nruj rau kev lag luam thiab CNC drilling.
Koj yuav kawm paub qhov tseeb xyaum me ntsis lifespan ranges, qhov tseeb yog vim li cas xyaum ua tsis tau thaum ntxov, thiab yuav ua li cas kuaj cov teeb meem lub neej ua ntej lawv tua productivity.
Ntev npaum li cas Drill Bits kawg nyob rau hauv Industrial Drilling?
Hauv kev lag luam drilling, xyaum me ntsis lub neej yog qhov kwv yees tsawg dua li cov neeg feem coob xav tau. Koj tsis ntsuas lifespan los ntawm hnub los yog lub lis piam koj ntsuas nws los ntawm qhov drilled, tag nrho txiav qhov tob, thiab cov txheej txheem stability. Nyob ntawm cov khoom, xyaum xyaum, thiab txiav tsis, ib tug laum me ntsis yuav nyob qhov twg los ntawm ob peb lub kaum os rau ob peb txhiab.
Dab tsi tseem ceeb tsis yog lub neej siab tshaj plaws ntawm daim ntawv, tab sis seb koj puas tuaj yeem rov ua lub neej ntawd tsis tu ncua. Yog tias koj cov khoom xyaum ua tsis tiav thaum ntxov lossis sib txawv ntawm cov khoom sib txawv, cov hauv paus ntsiab lus feem ntau yog xaiv los yog tsis, tsis yog hmoov phem. Kev nkag siab qhov sib txawv no pab koj tswj tus nqi, qhov zoo, thiab lub sijhawm poob.
Nkag siab txog cov khoom siv laum - Hom & Lawv Ua Li Cas
Ua ntej koj tham txog lub neej laum, koj yuav tsum nkag siab tias hom kev xyaum koj siv thiab nws yog dab tsi tiag tiag, vim tias ob yam no txiav txim siab ntev npaum li cas cov cuab yeej tuaj yeem muaj sia nyob hauv kev lag luam.
Common Drill Bit Hom
Cov cuab yeej sib txawv yog tsim los rau kev coj tus cwj pwm sib txawv, nti khiav tawm txoj kev, thiab kev ruaj ntseg. Kev siv hom tsis raug yuav luag txhua lub sijhawm luv lub neej, txawm tias cov khoom siv zoo npaum li cas.
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Drill Bit Hom |
Daim ntawv thov |
Tool Lub neej yam ntxwv |
Feem ntau yuam kev |
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Twist Drill |
General hlau drilling |
Predictable, nruab nrab lub neej |
Siv tob heev tsis pecking |
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Jobber Drill |
Standard CNC & phau ntawv siv |
Balanced ncav cuag thiab rigidity |
Overused nyob rau hauv cov ntaub ntawv nyuaj |
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Stub (Screw{0}}Machine) Laum |
Rigid CNC teeb tsa |
Lub neej ntev vim qhov tawv nqaij |
Txwv tsis pub ncav cuag |
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Carbide Drill |
High -kev tsim khoom ceev |
Lub neej siab, ua tsis tiav tam sim ntawd |
Siv rau ntawm cov tshuab tsis ruaj khov |
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Kauj Ruam |
Cov ntaub ntawv nyias |
Zoo sib xws rau cov ntawv hlau |
Forced rau hauv cov ntaub ntawv tuab |
Yog tias koj qhov laum me ntsis geometry tsis phim lub qhov tob thiab lub tshuab rigidity, lub cuab yeej lub neej yuav poob sai.
Cov khoom sib xyaw & Nws cuam tshuam rau lub neej
Qhov kev xyaum yog ua los ntawm kev txiav txim siab ua kom sov, hnav tus cwj pwm, thiab hom tsis ua haujlwm. Qhov no yog qhov uas feem ntau ua tsis tiav ntxov pib.
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Drill Material |
Thaum tshav kub kub Resistance |
Hnav Qauv |
Qhov zoo tshaj plaws siv Case |
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HSS |
Tsawg-Medium |
Maj mam dulling |
Me me steel, tsawg ntim |
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Cobalt (HSS{0}}Co) |
Nruab nrab-siab |
Slower ntug hnav |
Stainless hlau |
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Khoom Carbide |
Siab heev |
Sudden breakage |
Rigid CNC, siab ntim |
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Coated Drills |
Nyob ntawm lub hauv paus |
Txo kev sib txhuam |
Thaum tshav kub kub- cov ntaub ntawv hnyav |
Yog tias koj lub laum tig xiav, chips ntxov, lossis tawg yam tsis muaj kev ceeb toom, qhov teeb meem feem ntau yog cov khoom tsis sib haum, tsis yog tus neeg ua haujlwm yuam kev. Xaiv txoj kev sib xyaw ua ke ntawm cov khoom siv ntxiv yog lub hauv paus ntawm kev xyaum ua haujlwm ruaj khov.
Drill Bit Lifespan los ntawm Cov Khoom Siv Drilled
Kojxyaum me ntsistsis hnav zoo ib yam ntawm txhua yam khoom siv. Cov khoom koj xyaum txiav txim siab tsim hluav taws xob, nti tus cwj pwm, thiab hom tsis ua haujlwm, uas cuam tshuam ncaj qha rau lub neej ntawm lub cuab yeej. Cov lus hauv qab no qhia txog qhov koj tuaj yeem xav tau tiag tiag hauv kev siv khoom lag luam.
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Khoom siv ua haujlwm |
Hom Drill Bit Lub Neej |
Main Wear Mechanism |
Yam Tseem Ceeb Koj Yuav Tsum Tswj |
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Aluminium & Tsis yog -Ferrous |
Ntev thiab ruaj khov |
Ua - nce ntug |
Chip vuam, kev khiav tawm tsis zoo |
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Mild Steel |
Nruab nrab thiab kwv yees tau |
Gradual ntug hnav |
Tsis sib xws ceev / pub |
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Carbon Steel |
Nruab nrab |
Kub + abrasion |
Overheating ntawm tsawg RPM |
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Stainless hlau |
Luv yog tsis ruaj khov |
Ua hauj lwm hardening |
Rubbing es tsis txhob txiav |
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Cast Iron |
Nruab nrab |
Abrasive hnav |
Ntug chipping, plua plav tshav kub |
Yog tias koj pom cov cuab yeej dav - lub neej hloov pauv, qhov teeb meem feem ntau tsis yog qhov xyaum ua - nws yog li cas cov khoom cuam tshuam rau koj qhov ntsuas. Kev sib tw ceev, pub, thiab cov khoom siv tho rau lub workpiece yog txoj hauv kev ceev tshaj plaws kom ruaj khov laum me ntsis lifespan thiab txo qhov kev xav tsis zoo.
Vim Li Cas Feem Ntau Cov Drill Bits tsis ncav cuag lawv qhov kev cia siab Lifespan
Hauv kev tsim khoom tiag tiag, cov khoom siv laum tsis tshua ua haujlwm vim tias lawv "hnav tawm," lawv ua tsis tau thaum ntxov vim tias daim ntawv thov, tsis muaj, lossis cov txheej txheem ntsiag to ua haujlwm tawm tsam cov cuab yeej los ntawm thawj lub qhov.
Tsis yog Drill Bit Khoom siv rau daim ntawv thov
Yog tias koj siv HSS qhov twg yuav tsum tau cobalt lossis carbide, koj lub laum twb dhau lawm ua ntej nws pib txiav. Hard los yog ua hauj lwm- cov ntaub ntawv hardening ua kom kub ceev, thiab ib tug xyaum tsis txaus kub hardness yuav npub ntev ua ntej koj xav kom nws. Ntawm qhov tod tes, siv carbide ntawm lub tshuab tsis ruaj khov ua rau muaj kev tawg sai sai tsis txhob maj mam hnav. Cov cuab yeej lub neej pib nrog kev sib txuam cov khoom muaj peev xwm los txiav qhov tseeb.
Kev ceev ceev uas ua rau rubbing, tsis txiav
Kev khiav qeeb heev xav tias "muaj kev nyab xeeb," tab sis nws yog ib txoj hauv kev ceev tshaj plaws los tua ib qho xyaum. Thaum ceev tsawg dhau, qhov txiav ntug rubs es tsis txhob shearing, ua kom sov yam tsis tau tshem tawm cov khoom. Qhov no tshwj xeeb tshaj yog kev puas tsuaj nyob rau hauv stainless hlau, qhov twg rubbing ua hauj lwm hardening thiab sai ntug tsis ua hauj lwm. Yog tias cov chips tsis tsim kom huv si, koj lub laum tsis yog txiav - nws yog overheating.
Feed Rate Instability thiab Operator Compensation
Cov khoom noj tsis sib haum ua rau cov khoom tsis sib xws ntawm qhov txiav. Thaum cov neeg ua haujlwm "xav" qhov kev txiav thiab kho cov khoom noj manually, lub laum kev paub txog micro- shocks thiab kub viav vias. Nyob rau tib lub sijhawm, qhov no ua rau cov npoo chipping, wandering, thiab unpredictable cuab yeej lub neej. Kev sib haum xeeb tseem ceeb tshaj qhov kev ua phem.
Kev tswj kub tsis zoo
Coolant ib leeg tsis kho cov teeb meem kub. Kev khiav tawm tsis zoo nti, ntiav peck cycles, thiab cuam tshuam txiav cov cuab yeej cua sov ntawm ntug. Yog tias cua sov tsis tuaj yeem khiav, lub cuab yeej lub neej yuav ploj mus - txawm tias lub coolant zoo npaum li cas rau ntawm daim ntawv.
Yam Tseem Ceeb Uas Txiav Txim Rau Qhov Drill Bit Life
Kev xyaum me ntsis lub neej tsis yog txiav txim siab los ntawm ib qho tseem ceeb - nws yog qhov tshwm sim ntawm cov cuab yeej zoo, koj khiav nws nyuaj npaum li cas, thiab kev qhuab ntuas koj cov txheej txheem npaum li cas.
Qhov zoo ntawm Drill Bit Material
Tsis yog txhua qhov kev xyaum sau npe HSS, cobalt, lossis carbide ua tib yam. Qhov sib txawv ntawm cov qauv nplej, kev kho cua sov, thiab kev npaj ntug txiav txim siab seb qhov xyaum ua haujlwm zoo li cas los tiv thaiv tshav kub thiab hnav. Yog tias ob qho kev xyaum ua tsis tau zoo ntawm tus nqi sib txawv hauv tib yam, cov khoom siv zoo feem ntau yog vim li cas.
Kev Siv Siv Siv & Lub Luag Haujlwm Cycle
Ntau npaum li cas thiab ntau npaum li cas koj tho qhov tseem ceeb. Ib qho kev xyaum siv luv luv, tswj cov voj voog tuaj yeem nyob ntev dua li ib qho kev thawb tsis nres yam tsis muaj sijhawm rov qab los. Lub voj voog ua haujlwm siab ua kom muaj cua sov, kev co, thiab ntug kev qaug zog, tshwj xeeb tshaj yog nyob rau hauv cov ntaub ntawv nyuaj.
Kev Saib Xyuas vs Txheej Txheem Kev Cai
Kev ntxuav, khaws cia, thiab ua kom zoo, tab sis lawv tsis tuaj yeem kho qhov tsis zoo. Kev nrawm nrawm, pub, thiab nti khiav tawm ua haujlwm ntau dua rau kev siv lub neej dua li kev saib xyuas ib leeg. Cov txheej txheem ruaj khov ib txwm ua tau zoo dua kev ua haujlwm ceev faj.
Industrial Parameter Guide - Yuav Ua Li Cas Ua Koj Cov Khoom Laum Kawg
Yog tias koj xav tau ntev dua thiab xav tau ntau dua lub neej laum me ntsis, tsis muaj teeb meem ntau dua li cov cuab yeej hom. Kev hloov me me hauv kev ceev, pub noj, thiab kev tswj cua sov feem ntau xa cov txiaj ntsig loj dua li kev xyaum xyaum.
Xaiv kom raug ceev & pub
Koj lub laum yuav tsum txiav, tsis rub. Yog tias RPM qis dhau, cov ntug swb es tsis txhob shearing, tsim kom sov thiab ua haujlwm hardening. Yog tias qhov pub mis dhau lub teeb, koj tau txais cov teeb meem tib yam. Pib nrog cov txiaj ntsig pom zoo, tom qab ntawd ua kom zoo -kho kom txog thaum cov chips tsim kom huv thiab tsis tu ncua. Kev txiav cov suab ruaj khov thiab cov nti tsis tu ncua yog cov cim qhia tias koj nyob hauv qhov zoo.
Chip Evacuation & Peck Cycles
Trapped chips tua drills ceev. Rau qhov ntxaum ntxaum, siv cov kev tswj peck cycles kom tawg cov chips thiab tshem tawm cov flute. Peck ntiav dhau thiab koj nkim sijhawm; peck tob heev thiab cua sov tsim. Koj lub hom phiaj yog kev khiav tawm ntawm cov nti du yam tsis muaj kev cuam tshuam kev txiav ntau tshaj qhov tsim nyog.
Coolant & Thermal Control hauv CNC
Coolant pab, tab sis tsuas yog tias nws ncav cuag qhov txiav ntug. Siv lub taub hau kom zoo los yog los ntawm -coolant thaum ua tau. Nco ntsoov, cua txias ua haujlwm zoo tshaj plaws thaum chips thiab cua sov tuaj yeem khiav ua ke; coolant ib leeg tsis tuaj yeem txuag tau tus txheej txheem tsis zoo.
Yuav Qhia Li Cas Laum Ntsis Yog Yuav Ua Tsis Tau
Drill bits tsis tshua muaj kev ceeb toom. Yog tias koj paub tias yuav saib xyuas dab tsi, koj tuaj yeem hloov lossis rov kho dua ib qho kev xyaum ua ntej nws tawg, puas qhov chaw, lossis ua rau lub sijhawm poob.
Kev ua tau zoo-Raws li cov teeb liab
Thawj cov cim qhia feem ntau tshwm sim hauv kev txiav. Yog tias koj pom tias muaj zog thrust ntau dua, kev nkag mus qeeb qeeb, lossis xav tau kom nce cov khoom noj tsuas yog ua kom lub laum txiav, lub ntug twb degrading. HauvCNC tshuab, nce spindle load lossis tsis ruaj khov txiav suab yog cov lus ceeb toom meej tias lub cuab yeej lub neej yuav luag tag.
Thermal thiab Visual Indicators
Thaum tshav kub kub tawm pov thawj pom. Blue los yog darkened txiav ntug qhia overheating thiab poob ntawm hardness. Qhov kub hnyiab, haus luam yeeb, los yog kub heev nyob ib ncig ntawm lub qhov txhais tau hais tias lub laum yog rubbing es tsis txhob txiav. Thaum cov xim tsis zoo tshwm sim, lub cuab yeej lub neej yuav poob sai heev -txawm tias qhov xyaum tseem txiav.
Qhov Zoo Degradation
Raws li ntug hnav, lub qhov zoo raug kev txom nyem. Koj tuaj yeem pom cov qhov loj, qhov tsis zoo, lossis hnyav burrs ntawm qhov tawm. Yog hais tias lub qhov pib drifting los yog poob roundness, lub laum yuav tsis ruaj khov. Cov teeb meem no feem ntau tshwm sim ua ntej ua tsis tiav.
Hloov lossis Resharpen?
Resharpening ua haujlwm zoo tshaj plaws rau HSS thiab cobalt xyaum nrog kev hnav zoo. Carbide xyaum, txawm li cas los xij, feem ntau poob sai sai thiab feem ntau hloov. Qhov tseem ceeb yog ua yeeb yam thaum ntxov, tos ntev dhau los ua cov khoom siv rov qab los rau hauv cov khoom seem thiab cov cuab yeej tawg.
Drill Bit Lifespan vs Nqi
Txhawm rau ntsuas kev xyaum ua haujlwm kom raug, koj yuav tsum tsis txhob xav hauv cov xuab moos thiab pib xav txog tus nqi ib qhov. Xam nws los ntawm kev faib tag nrho cov nqi cuab yeej, suav nrog tus nqi yuav khoom, kho dua tshiab, thiab cov cuab yeej hloov pauv, los ntawm tus naj npawb ntawm qhov tsim tau. Txoj kev no qhia txog tus nqi tsim khoom tiag tiag, tsis yog theoretical lifespan.
Ib qho kev xyaum kim dua them nyiaj thaum nws khiav ntawm qhov nrawm dua, siv sijhawm ntev dua rau ib lub voj voog, thiab muab qhov zoo sib xws. Yog tias nws txo qis qis qis, seem, lossis kev cuam tshuam tus neeg teb xov tooj, nws tus nqi siab dua sai sai. Hauv kev tsim khoom, kev kwv yees thiab kev ruaj ntseg muaj nqis ntau dua li tus nqi qis tshaj plaws.
FAQ
Q: Ntev npaum li cas laum cov khoom nyob hauv CNC machining?
A: Hauv CNC machining, laum lub neej yog ntsuas los ntawm qhov, qhov tob, lossis qhov chaw, tsis yog lub sijhawm. Nrog kev ruaj khov thiab kev xaiv kom raug, cov cuab yeej lub neej yuav tsum zoo ib yam los ntawm batch mus rau batch.
Q: Puas yog cobalt laum khoom siv sijhawm ntev dua HSS?
A: Yog, tshwj xeeb tshaj yog nyob rau hauv stainless hlau. Cobalt tiv taus cua sov zoo dua li HSS tus qauv, tab sis nws tseem yuav tsum tau ceev ceev thiab pub kom ua tau zoo.
Q: Vim li cas kuv lub laum me ntsis ua tsis tau sai dua hauv stainless hlau?
A: Stainless hlau ua haujlwm - hardens yooj yim. Yog tias koj lub laum rubs es tsis txhob txiav, cua sov ua kom nrawm, thiab lub cuab yeej lub neej poob.
Q: Puas yog coolant txaus los txuas lub neej laum?
A: Tsis yog. Coolant pab, tab sis tsis muaj kev ceev ceev, pub, thiab nti khiav tawm, nws tsis tuaj yeem tiv thaiv kev hnav ntxov ntxov.
Q: Kuv tuaj yeem kho qhov hnav ntxov ntxov los ntawm kev txo RPM?
A: Feem ntau tsis muaj. RPM tsawg dhau ua rau rubbing, uas ua rau kom sov thiab ua kom nrawm dua.
Q: Thaum twg kuv yuav tsum hloov ntawm HSS mus rau carbide xyaum?
A: Hloov thaum koj xav tau kev ceev dua, zoo sib xws, thiab tus nqi qis dua rau ib lub qhov, thiab koj lub tshuab nruj txaus.
Q: Vim li cas kuv lub laum txiav tab sis ua kom kub dhau?
A: Qhov no feem ntau txhais tau tias cov khoom noj tsis raug lossis tsis zoo nti khiav tawm. Txiav tsis huv nti tsim ib txwm ua kom muaj cua sov ntau dhau.
Xaus
Laum me ntsis lub neej tsis yog hais txog ntev npaum li cas lub cuab yeej muaj sia nyob nws txog seb koj cov txheej txheem yuav ua li cas.
Yog tias koj cov khoom xyaum ua tsis tiav thaum ntxov lossis tsis sib xws, lub hauv paus ua rau feem ntau yog qhov teeb meem xaiv lossis qhov teeb meem, tsis yog lub cuab yeej nws tus kheej.
Koj puas tsis paub tseeb tias koj qhov teeb meem tshwm sim los ntawm kev ceev, pub, lossis hom xyaum tsis raug?
Xa koj cov khoom rau peb, qhov loj me, thiab kev xyaum xyaum tam sim no. Peb mam li pab koj txheeb xyuas lub fwj tiag tiag ua ntej koj hloov lwm lub cuab yeej.