Yuav Ua Li Cas Ntxiv Kev Pabcuam Lub Neej ntawm Chisel Pob Zeb Drill Bits: 5 Yam Tseem Ceeb Cov Neeg Yuav Khoom Feem Ntau Nco

Xov xwm|Pob zeb Drilling cuab yeej

Rau cov neeg ua haujlwm hauv chaw txua txiag zeb, cov neeg cog qoob loo thiab cov neeg ua haujlwm drilling, covchisel pob zeb laum ntsisyog ib qho nyuaj tshaj plaws -cov khoom ua haujlwm ntawm qhov chaw - thiab ib qho ntawm cov neeg to taub yuam kev tshaj plaws. Thaum cov neeg yuav khoom txiav txim siab pob zeb drilling me ntsis zoo, lawv feem ntau saib tus nqi ua ntej; tsis tau qhov metric uas tau txiav txim siab profitability yog xyaum me ntsis lifespan. Qhov me ntsis yuav siv tag nrho lub txim ntawm lub zog, kev sib hloov thiab pob zeb puas, tsis tau nws lub neej kev pab cuam feem ntau raug kho raws li kev rho npe: qee qhov khoom dhau ib lub lim tiam, lwm tus hauv ib hnub, tsis muaj laj thawj vim li cas.

Qhov tseeb yog qhov ntawdxyaum me ntsis lifespantsis muaj hmoo - nws yog engineered, thiab nws pib nrog lubpob zeb drilling ntsis zookoj yuav. Lifespan yog qhov tsim tawm ntawm tsib yam uas tswj tau, thiab cov neeg yuav khoom feem ntau tsuas yog xav txog ib qho ntawm lawv - tus nqi tag.

Nov yog 5 yam tseem ceeb uas cov neeg yuav khoom feem ntau saib dhau.

Factor 1: Pob zeb Drilling ntsis zoo pib nrog metallurgy thiab kev kho cua sov

Cov neeg yuav khoom feem ntau txiav txim siab pob zeb drilling me ntsis zoo los ntawm tungsten carbide tip ib leeg. Qhov ntawd yog ib qho yuam kev.

Lub pob zeb chisel laum me ntsis yog ib qho sib xyaw: lub cev steel (shank thiab hniav) brazed nrog tungsten carbide ntxig. Thaum me ntsis ua tsis tiav ntxov, nws feem ntau yog cov hlau tsis ua ntej - caj dab tawg, hniav khoov, lossis shank deformation - tsis yog carbide.

Peb yam yuav tsum tau xyuas nrog koj tus neeg muag khoom:

Alloy steel qib.Cov khoom zoo siv qaug zog-cov hlau tsis muaj zog (piv txwv li, 40Cr lossis sib npaug). Cov khoom pheej yig siv cov pa roj carbon steel uas ua haujlwm - hardens tsis zoo thiab snaps nyob rau hauv kev cuam tshuam.

Kev kho cua sov txheej txheem.quenching thiab tempering yuav tsum tsim ib tug sib xws hardness thoob plaws lub cev - feem ntau 40–45 HRC rau lub cev nrog lub shank kawg me ntsis softer kom nqus tau tej yam. Kev kho tsis sib xws tsim cov pob mos uas nceb lossis tawv nqaij uas tawg.

Kev kho saum npoo.Txhaj peening thiab tiv thaiv - xeb txheej txuas ntxiv lub neej cia thiab txo qhov micro- tawg uas loj hlob nyob rau hauv qhov rov ua dua.

Tus neeg yuav khoom:Nug rau qib steel thiab kev kho cua sov spec hauv kev sau ntawv. Ib me ntsis nrog cov carbide zoo heev tab sis lub cev tsis muaj zog yog daim coupon rau kev xyaum nres nyob rau hauv nruab nrab ntawm kev ua haujlwm.

Factor 2: Carbide Qib thiab Geometry Yuav Tsum Ua Raws Li Pob Zeb - Ib Qhov Loj Tsis haum Txhua

Chisel pob zeb laum khoom muaj nyob rau hauv ntau yam ntawm cov qib carbide, hniav dav thiab cov ces kaum, tab sis ntau tus neeg yuav khoom tsim qauv ntawm ib qho tshwj xeeb rau txhua hom pob zeb. Qhov no yog ib tus neeg tsav tsheb loj tshaj plaws ntawm khib nyiab laum me ntsis lifespan.

Carbide qib (cov ntsiab lus cobalt thiab grain loj):

Mos-rau- pob zeb nruab nrab (limestone, sandstone, shale):cov qib tougher nrog cov ntsiab lus cobalt ntau dua tiv thaiv kev tawg hauv qab hnyav pub.

Cov pob zeb nyuaj (granite, basalt, quartzite):harder, finer- cov qib nplej tiv taus abrasive hnav thiab tuav lawv txiav ntug ntev dua.

Geometry (qhov dav thiab lub kaum sab xis):

Qhov dav chisel hniav txiav sai dua hauv cov pob zeb mos tab sis spalls thiab chips hauv cov pob zeb tawv.

Cov hniav nqaim ua rau muaj kev cuam tshuam rau cov pob zeb nyuaj tab sis hnav tawm cov hniav dav sai sai hauv cov txheej txheem abrasive.

Tus neeg yuav khoom:Ua kom me ntsis spec rau qhov tseeb pob zeb hardness ntawm koj qhov chaw, tsis yog rau yam koj cov neeg nyob ze yuav. Yog tias koj ua haujlwm ntau hom pob zeb, khiav ob qhov specs tsis yog ib qho kev sib haum xeeb - tus nqi tag nrho yog qis dua.

Factor 3: Resharpening Discipline - Tus Kheej Kheej ntawm Laum Bit Lifespan

Ntawm no yog lub txee-qhov tseeb ntawm pob zeb drilling: lub pob zeb chisel laum me ntsis hnav tawmsai duathaum tso cai khiav npub.

Ib qho npub me ntsis tsis tawg pob zeb; nws grinds nws. Kev sib tsoo ua kom sov, cua sov softens lub carbide, thiab softened carbide hnav ntawm tus nqi nrawm. Qhov tshwm sim yog kev tuag kauv uas noj hniav dav, ntsuas thiab shank lub neej ib txhij.

Kev kho yog kev qhuab ntuas:

Resharpen ua ntej lub ntsis yog tag nrho npub- txoj cai ntawm tus ntiv tes xoo yog kom ntse tom qab 10-20% ntawm cov ntug txiav qhia hnav, nyob ntawm seb pob zeb abrasiveness.

Siv lub log sib tsoo kom raug- silicon carbide log rau tungsten carbide; yeej tsis muaj steel log.

Txias thaum sib tsoo- dhia hauv dej ntau zaus; overheating lub ntsis thaum lub sij hawm sharpening rhuav tshem cov carbide hardness nyob rau hauv vib nas this.

Khaws lub kaum sab xis qub- lub kaum sab xis lossis qhov qis dua hloov qhov kev ua haujlwm ntawm kev txiav thiab tuaj yeem ua rau lub ntsuas qhov poob ntxov ntxov.

Tshem lub shank ntawm lub laum ua ntej sharpening- tiv thaiv lub chuck thiab qhov chaw zaum me ntsis.

Tus neeg yuav khoom:Qhov me me uas tus nqi tsawg tshaj plaws rau ib lub voj voog sharpening yog qhov koj tsis tas yuav ntse - vim tias koj hloov nws ntau dhau lawm. Taug qab cov ncua sij hawm rov ua dua li KPI; Cov neeg ua haujlwm uas ua kom pom tseeb ntawm lub sijhawm qhia txog 30-50% ntev dua tag nrho lub neej ntawm lub pob zeb zoo ib yam.

Yam 4: Kev Ua Haujlwm Tsis Muaj - Sib piv koj cov cuab yeej pob zeb rau qhov me ntsis

Txawm tias qhov zoo tshaj plaws chisel pob zeb laum me ntsis tsis tuaj yeem muaj sia nyob ua haujlwm tsis zoo - thiab ntawm tag nrhopob zeb laum cuab yeej, me ntsis yog qhov feem ntau rhiab heev rau yuav ua li cas tag nrho cov system ua haujlwm. Pob zeb laum cov cuab yeej ua haujlwm raws li qhov system: laum, shank, me ntsis thiab yaug yuav tsum sib phim.

Peb qhov kev txiav txim siab feem ntau ntawm qhov sib txawv ntawm lub neej zoo thiab qhov tsis zoo:

Kev cuam tshuam lub zog thiab kev sib hloov ceev.Kev cuam tshuam loj zog rau qhov me me ua rau carbide spalling; Kev sib hloov ceev ntau dhau ua rau cov cua sov uas ua rau cov carbide. Ua raws li lub pob zeb laum chaw tsim tshuaj paus qhov kev pom zoo me ntsis loj rau txhua lub tshuab.

Pub siab.Lub siab me me cia me ntsis bounce (ua rau shank qaug zog); ntau siab stalls tig thiab grinds me ntsis ca. Nrhiav "qhov chaw qab zib" qhov twg nkag mus tsis tu ncua thiab kev sib hloov yog tas li.

Flushing thiab txias.Dej los yog cua ntws tawm tshem tawm cov txiav tawm ntawm lub qhov thiab txias me ntsis. Khiav qhuav - tshwj xeeb tshaj yog nyob rau hauv qhuav, abrasive pob zeb - tuaj yeem ua rau ib nrab lub neej los ntawm kev kub thiab regrinding ntawm cuttings ntawm lub ntsis thiab lub qhov hauv qab.

Kuj xyuas lub rig nws tus kheej: hnav chuck los yog khoov shank adapter ua rau me ntsis wobble, thiab wobbling me ntsis hnav asymmetrically txawm nws zoo npaum li cas.

Tus neeg yuav khoom:Cov peev nyiaj rau kev cob qhia cov neeg ua haujlwm, tsis yog cov khoom xwb. Tib chisel pob zeb laum me ntsis los ntawm tib batch yuav nyob ntev heev nyob rau hauv ob txhais tes ntawm ib pab neeg coob uas khiav qhov tsis raug.

Yam 5: Kev tuav, khaws cia thiab tshuaj xyuas - Tiv thaiv koj lub Chisel Pob Zeb Laum Ntsis Ntawm Qhov

Txoj kev pheej yig tshaj plaws los txuas ntxiv kev xyaum me ntsis lifespan tsis muaj dab tsi: nres kev puas tsuaj ntawm qhov.

Cov kev coj ua ntawm qhov chaw uas ntsiag to rhuav tshem pob zeb drilling me ntsis zoo:

Tossing khoom rau hauv ib lub thoob hlau- cuam tshuam chip carbide ntug.

Muab cov khoom ntub dej los yog hauv qhov chaw ntub dej- xeb tawm tsam lub cev steel thiab brazing seam, ua rau lub caj dab thaum ntxov.

Stacking cov khoom tsis muaj kev tiv thaiv ntawm lub laum rig- kev vibration thiab abrasion hnav lub shank.

Tsis quav ntsej tej yam me me- cov kab plaub hau tawg hauv cov carbide lossis lub ntsej muag khoov yog pheej yig los ntes thiab kim tsis quav ntsej. Tshawb xyuas txhua qhov me me ua ntej nws mus rau hauv lub qhov.

Ib qho yooj yim 30-thib ob kev soj ntsuam (pom pom ntawm carbide ntug, hniav dav, shank mob) ua ntej txhua qhov kev hloov me ntsis catches 90% ntawm incipient failures.

Tus neeg yuav khoom:Kho cov khoom xws li cov cuab yeej precision, tsis yog cov khoom siv uas tsim nyog tsim nyog. Cia nyob rau hauv qhuav, padded khib, ceev thauj mus los, thiab niaj hnub tshuaj xyuas ncua lub neej ntawm pes tsawg tus nqi yuav khoom.

Daim Ntawv Teev Npe Ceev: 5 Yam Tseem Ceeb ntawm Ib Nrab

Los ntawm Chav Tsev Nqe rau Tus Nqi Ib Meter

Yog vim li cas tsib yam tseem ceeb heev yog qhov yooj yim: dab tsi buyers tiag them rau yogdrilling kev vam meej, tsis bits.

Lub pob zeb chisel laum me ntsis uas raug nqi 30% ntau dua tab sis xyaum 2 × cov meters ntawm qhov tsis ua haujlwm yog, ntawm qhov tseeb, tus nqi pheej yig dua - vim tias tus nqi me ntsis tsuas yog ib feem ntawm kev suav. Lub sijhawm poob qis, kev ua haujlwm, lub sijhawm compressor thiab laum hnav tag nrho cov nplai nrog cov lej hloov me ntsis. Thaum koj ntsuas tus nqi ib 'meter' drilled es tsis txhob ntawm tus nqi ib me ntsis, qhov "kim" me ntsis feem ntau yog tus bargain.

Tias yog vim li cas txhua tus neeg yuav khoom loj ntawm cov cuab yeej siv pob zeb yuav tsum ntsuas cov chisel pob zeb laum me ntsis raws li qhov system - metallurgy, carbide, kev tu, kev ua haujlwm thiab kev saib xyuas - es tsis yog ib qho khoom muag. Pob zeb drilling me ntsis zoo teeb lub qab nthab; kev khiav hauj lwm qhuab qhia teev hauv pem teb; xyaum me ntsis lifespan yog yam koj nqa mus tsev.

Tham nrog tus kws tshaj lij pob zeb Drilling Tools

Chisel pob zeb laum khoom, tapered laum rods thiab lwm yam pob zeb laum cov cuab yeej muaj nyob rau hauv ntau yam steel qib, qib carbide thiab hniav geometries. Txoj cai tshwj xeeb rau koj qhov chaw nyob ntawm koj lub pob zeb hardness, laum qauv thiab kev ua haujlwm.

[ Hu rau peb pab neeg] kom muaj kev pom zoo tshwj xeeb pub dawb. Yog tias koj xav txhim kho lub neej ntev yam tsis tau them nyiaj ntau dua, peb yuav pab koj txheeb xyuas cov pob zeb drilling me ntsis zoo ua ntej koj yuav - qhia peb koj hom pob zeb thiab cov qauv laum, thiab peb yuav pab koj xaiv cov pob zeb chisel laum me ntsis uas xa tus nqi qis tshaj ib 'meter'.

Tsab ntawv xov xwm no tau tshaj tawm raws li kev lag luam xov xwm thiab kev taw qhia rau cov neeg yuav khoom ntawm cov cuab yeej pob zeb drilling. Cov lus qhia tshwj xeeb yuav txawv ntawm cov chaw tsim khoom; ib txwm ua raws li phau ntawv qhia cov cuab yeej siv rau kev ua haujlwm tsis ua haujlwm.

Tshawb nrhiav peb lub pob zeb chisel laum me ntsis