Rau precision CNC machined Cheebtsam, txheem milling los yog tig finishes tsis tshua muaj raws li nruj smoothness xav tau ntawm siab -kev ua tau zoo industries.CNC polishingthiabCNC tshuab dhosHloov cov khoom siv raw khoom rau hauv kev ua haujlwm, tshuaj pleev ib ce, lossis kev sib kis- cov khoom tiv thaiv uas txhawb cov ntawv thov tseem ceeb los ntawm aerospace mus rau cov cuab yeej kho mob.
Phau ntawv qhia no rhuav tshem cov txheej txheem polishing, engineering specifications, kev ruaj ntseg raws tu qauv, thiab cov txheej txheem xaiv los pab engineers thiab pab pawg neeg yuav khoom qhia txog qhov ua tiav rau txhua qhov project.
Polishing thiab Buffing: Qhov txawv yog dab tsi?
Ntau pawg siv polishing thiab buffing interchangeably, tab sis lawv yog cov sib txawv, ua raws cov kauj ruam nyob rau hauv ua high-gloss los yog precision du nto.
Cov txheej txheem tseem ceeb sib txawv
Polishing siv lub log abrasive sib txuas los yog siv los txiav thiab qib cov khoom siv saum npoo av, tshem cov cuab yeej kos, burrs, thiab qhov tsis sib xws los ntawm CNC machining. Nws tsim ib qho kev coj ua, kev taw qhia kos qauv uas npaj qhov chaw rau kev ua tiav zoo dua.
Buffing siv cov khoom siv xoob xoob siv rau cov ntaub mos muag lossis cov log muaj zog. Nws smooths cov nplua khawb sab laug los ntawm polishing, ua ib qho tsis -directional, reflective nto. Nws muab qhov kawg ci ntsa iab ntau dua li tshem tawm cov khoom hnyav.
| Txheej txheem | Hom Abrasive | Kev tshem tawm cov khoom siv | Nto Qauv | Hom phiaj tiav |
|---|---|---|---|---|
| Polishing | Bonded abrasives | 0.001-0.005 hli | Directional zoo kab | Leveled, uniform puag |
| Buffing | Loose compound | <0.001 mm | Tsis yog -kev taw qhia | High gloss los yog daim iav tiav |
Vim li cas Sequential Processing Matters
Hla polishing thiab dhia ncaj nraim rau buffing nkim sij hawm thiab tsis tshem tawm cov cim sib sib zog nqus. Polishing tsim lub hauv paus tiaj tus, zoo ib yam, yog li buffing tsuas yog yuav tsum tau ua kom zoo dua micro- khawb es tsis txhob kho qhov teeb meem loj.
Rauiav tiav CNC qhov chaw, feem ntau cov tuam ntxhab ua raws li ntau yam - kauj ruam grit: ntxhib polishing → nruab nrab polishing → nplua polishing → buffing. Txhua kauj ruam txo qhov khawb qhov tob kom txog thaum lub ntsej muag pom lub teeb sib npaug.
Electropolishing: Daim iav "Chemical".
Electropolishing stainless hlau yog cov txheej txheem tshuaj ua tiav uas tshem tawm cov txheej txheej nyias nyias ntawm cov khoom siv los ntawm kev ua electrochemical. Nws yog txoj kev nyiam tshaj plaws rau qhov nyuaj stainless hlau qhov xav tau ob qho tib si corrosion kuj thiab ib tug du, reflective nto.
Txoj Cai Ua Haujlwm
Cov khoom yog submerged nyob rau hauv qhov kub thiab txias - tswj electrolyte da dej thiab txuas mus rau qhov zoo davhlau ya nyob twg (anode) ntawm DC fais fab mov. Ib tug cathode muab tso rau hauv da dej, thiab tam sim no ntws los ntawm ib feem mus rau cathode. Nto peaks yaj sai dua kwj hav, theem saum npoo thiab tshem tawm cov kab mob sib kis.
Tsis zoo li cov neeg kho tshuab polishing, electropolishing tsis tawm cov qauv kev taw qhia los yog qhia txog kev ntxhov siab. Nws ua kom huv, passive stainless hlau nto uas tiv thaiv corrosion thiab kab mob adhesion.
Qhov Zoo Tshaj Plaws
| Tau txais txiaj ntsig | Kev piav qhia |
|---|---|
| Corrosion kuj | Tshem tawm cov hlau dawb thiab tsim cov chromium zoo ib yam - nplua nuj txheej txheej |
| Complex geometry nkag | Polishes internal bores, threads, thiab intricate nta tusyees |
| Deburring | Dissolves micro-burrs yam tsis muaj kev sib cuag nrog cov neeg kho tshuab |
| Kev huv huv | Smooth, tsis yog - ntxeem tau qhov chaw yooj yim rau kev ntxuav thiab tshuaj xyuas |
Tej kev siv
Electropolishing yog tus qauv raukev kho mob implant polishing, cov khoom noj khoom haus thiab dej haus, cov khoom siv tshuaj ua haujlwm, thiab cov khoom siv marine. Nws kuj tseem siv dav rau cov khoom siv semiconductor qhov twg particle-dawb, ultra- du nto tiv thaiv kev sib kis.
Semiconductor CNC machined qhov chawfeem ntau muab electropolishing nrog precision machining kom tau raws li nruj cleanroom compatibility yuav tsum.
Tau txais Electropolishing Quote
Engineering Specs: Lub Ra Roughness Ladder
Txhawm rau kom tsis txhob muaj kev sib txuas lus tsis zoo ntawm cov neeg tsim khoom thiab cov tuam txhab tsim khoom, qhov yuav tsum tau ua kom tiav yuav tsum tau teev tseg siv tus qauv Ra (arthmetic txhais tau tias roughness) qhov tseem ceeb. Ra ntsuas qhov siab nruab nrab ntawm qhov siab ntawm qhov siab thiab cov hav hauv micrometers (μm) lossis microinches (μin).
Common Ra Values rau Polishing Qib
Qhov saum npoo roughness Ra ntaiv muab cov engineers qhia meej meej rau kev qhia tiav ntawm cov duab kos. Lower Ra qhov tseem ceeb qhia txog qhov chaw smoother thiab yuav tsum tau ua ntau cov kauj ruam.
| Tus nqi (μm) | Finish Description | Txheej txheem | Daim Ntawv Thov Kev Sib Tham |
|---|---|---|---|
| 3.2 – 1.6 | Standard machined tiav | Raws li -machined milling / tig | Tsis yog - qhov tseem ceeb ntawm cov qauv |
| 0.8 – 0.4 | Zoo polished | Ntau -kauj ruam mechanical polishing | General industrial Cheebtsam |
| 0.2 – 0.1 | High -gloss polished | Zoo polishing + lub teeb buffing | Cosmetic sab nrauv qhov chaw |
| 0.05 – 0.025 | Daim iav tiav | Precision polishing + ntau-theem buffing | Kho qhov muag, kho mob, siab -kawg cosmetic |
Ra 0.05 nto tiav yog ib qho piv txwv rau daim iav-zoo li cov hlau. Ua kom tiav nws yuav tsum tau tswj cov txheej txheem nruj, ua haujlwm huv ib puag ncig, thiab cov neeg ua haujlwm txawj kom tsis txhob muaj qhov tsis xws luag.
Yuav ua li cas kom paub meej tiav ntawm Drawings
Ib txwm sau tus nqi Ra uas yuav tsum tau ncaj qha rau ntawm cov duab kos, nrog rau cov qauv ntsuas (xws li Ra 0.05 μm, ISO 4287). Qhia meej tias qhov chaw twg yuav tsum tau polishing - polishing tag nrho cov tsis yog - qhov chaw tseem ceeb ntxiv cov nqi tsis tsim nyog.
Rau cov khoom tseem ceeb, nco ntsoov seb Ra yuav tsum ntsuas qhov perpendicular rau machining kab, thiab seb qhov kev tshuaj xyuas qhov muag lossis qhov ntsuas qhov profile yog qhov yuav tsum tau ua kom tau txais.
Kev soj ntsuam zooCov txheej txheem yuav tsum suav nrog ob qho tib si kev ntsuas qhov roughness thiab kev kuaj pom qhov tsis xws luag kom ntseeg tau tias qhov chaw ua tau raws li qhov yuav tsum tau ua thiab kev ua kom zoo nkauj.
Khw Pem Teb Dangers: Qhov Kev Txhaum Txhaum
Polishing hlau qhov chaw tsim cov hmoov av zoo, thiab txhuas polishing tawg kev pheej hmoo yog ib qho kev phom sij loj tshaj plaws hauv CNC xov cov khw. Fine aluminium plua plav yog cov nplaim hluav taws kub heev thiab tuaj yeem tawg nrog lub zog tawg thaum raug tshem tawm hauv huab cua ntawm qhov zoo.
Dab tsi ua rau muaj kev pheej hmoo
Mechanical polishing thiab buffing abrade cov hlau nto, ua micro{0}}sized aluminium particles. Yog hais tias cov khoom no sib sau ua ke ntawm cov khoom siv, cov plag tsev, lossis cov kav dej, ib qho hluav taws xob, hluav taws xob zoo li qub, lossis qhov kub kub tuaj yeem ua rau hluav taws kub lossis hmoov av tawg.
Cov Txheej Txheem Kev Nyab Xeeb Tseem Ceeb
Cov tuam txhab muaj lub luag haujlwm siv cov kev tswj xyuas nruj kom txo tau cov plua plav tawg:
1. Kev tawg-cov pov thawj pov thawj cov plua plav pov thawj nrog lub txim taws thiab tiv thaiv
2. Kev tu txhua hnub ntawm thaj chaw ua haujlwm kom tsis txhob muaj plua plav
3. Cov khoom siv hauv av kom tshem tawm cov paug tawm zoo li qub
4. Kev cob qhia cov neeg ua haujlwm txog kev paub txog kev nyab xeeb plua plav thiab teb thaum muaj xwm txheej ceev
Vim li cas tus neeg muag khoom kev nyab xeeb kev tswj hwm qhov teeb meem
Kev ua haujlwm nrog tus neeg muag khoom uas tsis quav ntsej txog kev nyab xeeb plua plav ua rau koj cov saw hlau muaj kev pheej hmoo ntawm kev kaw ntau lawm, kev nplua nplua, lossis teeb meem loj. Nco ntsoov xyuas kom meej tias cov neeg muab khoom polishing tau sau cov kev pabcuam kev nyab xeeb, tswj cov cua tshuab kom zoo, thiab kev soj ntsuam kev nyab xeeb thib peb ntawm tog neeg.
Aluminium CNC machined qhov chawuas yuav tsum tau polishing yuav tsum tsuas yog los ntawm cov chaw nrog pov thawj plua plav tawg cov kev pab cuam.
Tshawb xyuas peb cov ntawv pov thawj kev nyab xeeb
Yam Polish Koj Xav Tau?
Xaiv txoj kev polishing zoo nyob ntawm koj cov khoom siv, geometry, yuav tsum muaj Ra tus nqi, thiab daim ntawv thov. Siv cov ntaub ntawv ceev no kom txo qis koj cov kev xaiv:
| Txheej txheem | Zoo tshaj rau | Cov txiaj ntsig tseem ceeb | Hom Ra Range |
|---|---|---|---|
| Mechanical polishing + buffing | Feem ntau cov hlau, tiaj tus los yog yooj yim nkhaus nto | Tus nqi- daim iav ua tiav | 0.8 – 0.05 μm |
| Vapor polishing | Pob tshab thermoplastics, complex internal nta | Optical clarity tsis muaj kev puas tsuaj | 0.05 – 0.02 μm |
| Electropolishing | Stainless hlau, complex geometries, corrosion{0}}prone qhov chaw | Txhim kho corrosion kuj + smoothness | 0.4 – 0.1 μm |
Rau siab - ntim ntau lawm, ua haujlwm nrog koj tus khub machining thaum ntxov hauv theem tsim los ua kom zoo dua ib feem geometry rau polishing thiab txo cov nqi ua haujlwm thib ob.
CNC nto finishing kev pab cuamtuaj yeem kho kom haum raws li koj qhov kev ua tau zoo, kho kom zoo nkauj, thiab kev xav tau nyiaj txiag.
Sib tham txog koj qhov project Polishing
FAQ
Q: Dab tsi yog qhov txawv ntawm CNC polishing thiab CNC buffing?
A: CNC polishing siv sib txuas abrasives kom tshem tawm cov khoom thiab qib machining cov cim, tawm hauv kev taw qhia kos qauv. CNC buffing siv xoob abrasive tebchaw ntawm cov log mos los tsim cov uas tsis yog -directional, glossy los yog daim iav tiav. Buffing feem ntau yog cov kauj ruam kawg tom qab polishing.
Q: Dab tsi Ra tus nqi suav tias yog daim iav tiav?
A: Daim iav tiav feem ntau sib raug rau tus nqi Ra ntawm 0.05 μm lossis qis dua. Nyob rau theem no, qhov saum npoo qhia txog lub teeb kom pom tseeb thiab tsis pom cov qauv kos rau ntawm qhov muag liab qab. Kev ua tiav Ra 0.05 yuav tsum muaj ntau- kauj ruam polishing thiab buffing nrog kev ua kom zoo dua abrasives.
Q: Puas tuaj yeem electropolishing stainless hlau hloov kho tshuab polishing?
A: Electropolishing tsis yog ib txwm hloov ncaj qha. Nws ua tau zoo ntawm cov duab geometries, sab hauv, thiab kev tiv thaiv corrosion, tab sis nws yuav tsis tsim tib lub siab -gloss cosmetic daim iav tiav raws li cov neeg kho tshuab buffing ntawm tiaj tus. Ntau qhov haujlwm ua ke ua ke ob qho tib si rau kev ua tau zoo.
Q: Dab tsi ua rau aluminium polishing tawg txaus ntshai?
A: Cov hmoov av zoo aluminium tsim thaum lub sij hawm kho tshuab polishing yog combustible heev. Thaum raug tshem tawm hauv huab cua ntawm qhov txaus siab, lub txim hluav taws xob, hluav taws xob zoo li qub, lossis qhov kub kub tuaj yeem cuam tshuam cov plua plav, ua rau hluav taws kub lossis tawg. Kev khaws cov plua plav kom zoo, kev tu vaj tse, thiab kev tiv thaiv kev tawg yog qhov tseem ceeb.
Q: Vapor polishing siv rau dab tsi?
A: Vapor polishing yog siv los tsim kho qhov muag pom tseeb, du nto ntawm pob tshab thermoplastic qhov chaw. Nws ua haujlwm los ntawm kev nthuav tawm qhov chaw rau cov kuab tshuaj vapor uas rov ua rau txheej txheej txheej sab nrauv, tshem tawm cov micro- khawb thiab txhim kho lub teeb kis. Nws yog feem ntau siv rau cov ntshiab polycarbonate polishing thiab acrylic vapor polishing.
Q: Qhov roughness Ra ntsuas li cas?
A: Ra yog ntsuas siv qhov profileometer, uas rub lub stylus me me hla saum npoo los sau qhov siab thiab hav. Qhov nruab nrab sib txawv ntawm cov kab nruab nrab yog xam thiab tshaj tawm raws li Ra hauv micrometers (μm) lossis microinches (μin). Tsis yog -contact optical profilometers kuj tseem siv rau qhov muag muag lossis du heev.
Q: Dab tsi kev lag luam feem ntau xav tau daim iav tiav CNC qhov chaw?
A: Daim iav tiav CNC qhov chaw yog siv rau hauv aerospace, cov cuab yeej kho mob, tsheb sab nrauv trim, khoom siv kho qhov muag, khoom siv hluav taws xob, thiab kev ua zaub mov. Lawv raug xaiv rau kev thov kom zoo nkauj, tiv thaiv corrosion, huv si, lossis kev ua haujlwm zoo xws li txo kev sib txhuam lossis txhim kho lub teeb pom kev zoo.
Q: Puas tuaj yeem vapor polish ncav cuag lub qhov thiab cov channel?
A: Yog lawm, vapor polishing tuaj yeem ncav cuag cov bores sab hauv, undercuts, thiab cov yam ntxwv sab hauv uas cov tshuab polishing tsis tuaj yeem nkag mus. Cov vapor ntws ywj pheej nyob ib ncig ntawm txhua qhov chaw raug, muab kev ua tiav zoo ntawm ob qho tib si sab nraud thiab sab hauv geometries.
Q: Puas yog electropolishing hloov qhov ntev?
A: Electropolishing tshem tawm cov txheej nyias nyias, feem ntau ntawm 0.0025 hli thiab 0.025 hli rau ib qhov chaw. Dimension hloov pauv yog kwv yees thiab tswj tau, yog li cov neeg tsim qauv tuaj yeem suav rau kev tshem tawm cov khoom hauv lawv qhov kam rau ua. Rau nruj - qhov kam rau ua, daim coupons xeem feem ntau yog siv los ua pov thawj cov txiaj ntsig.
Q: Dab tsi yog qhov roughness Ra ntaiv?
A: Qhov saum npoo roughness Ra ntaiv yog tus qauv siv uas cuam tshuam Ra qhov txiaj ntsig nrog cov lus piav qhia ua tiav thiab cov txheej txheem tsim khoom. Nws pab cov neeg tsim qauv qhia qhov tsim nyog qhov chaw tiav thiab pab cov tuam txhab nkag siab txog cov txheej txheem ua tiav kom ua tau raws li qhov yuav tsum tau ua.
Q: Puas yog kev kho mob cog polishing ua tiav nrog electropolishing?
A: Yog, electropolishing yog txheej txheem txheej txheem rau ntau yam kev kho mob cog ua los ntawm stainless hlau. Nws ua kom du, huv si, corrosion- tiv taus qhov chaw uas txo cov kab mob adhesion thiab txhim kho biocompatibility. Nws kuj tseem tshem tawm cov micro-burrs uas tuaj yeem ua rau cov ntaub so ntswg khaus.
Q: Kuv yuav xaiv txoj kev polishing li cas rau kuv qhov?
A: Xav txog koj cov khoom, ib feem geometry, xav tau Ra tus nqi, kev xav tau kev ua haujlwm (corrosion resistance, biocompatibility, optical clarity), thiab pob nyiaj siv. Kev polishing yog tus nqi feem ntau- siv tau rau cov hlau yooj yim, electropolishing yog qhov zoo tagnrho rau cov khoom siv stainless hlau nyuaj, thiab vapor polishing ua haujlwm zoo tshaj plaws rau cov khoom yas pob tshab. Nrog koj tus khub machining ntxov rau qhov kev daws teeb meem zoo tshaj plaws.
