Cov Cim Qhia Txog Qhov Chaw Rau CNC Drawings (2026 Guide)
Ob peb xyoos dhau los, ib tus neeg siv khoom xa peb daim duab kos rau lub tsev txhuas siv hauv lub tshuab ua haujlwm hauv kev lag luam.
Qhov khoom nws tus kheej tsis nyuaj heev. Nws muaj ntau lub hnab uas tau ua tiav lawm, cov qhov rau kev teeb tsa, thiab cov chaw kaw. Txawm li cas los xij, ib daim ntawv me me ntawm daim duab kos tau ntes peb tus engineer lub siab tam sim ntawd:
Ra 0.8 μm TAG NRHO
Qhov kev xav tau ntawd ua rau tus nqi machining nce ntxiv ze li ntawm 30%.
Thaum peb tham txog tus qauv tsim nrog tus neeg siv khoom, peb pom tias tsuas yog ib qho chaw sib khi xwb thiaj xav tau qhov tiav zoo. Cov chaw seem seem tuaj yeem ua haujlwm zoo kawg nkaus nrog cov khoom tiav ua tiav.
Tom qab hloov kho daim duab kos, lub sijhawm ua haujlwm tau txo qis ntau heev thiab tus neeg siv khoom tau txuag tau ntau txhiab daus las thaum lub sijhawm tsim khoom.
Cov xwm txheej zoo li no tshwm sim txhua hnub.
Muaj ntau tus engineers nkag siab tias qhov roughness ntawm qhov chaw yog dab tsi, tab sis tsawg dua nkag siab tias cov cim tiav ntawm qhov chaw ntawm cov duab kos engineering cuam tshuam li cas rau cov txheej txheem tsim khoom, cov kev cai tshuaj xyuas, lub sijhawm ua khoom, thiab tus nqi.
Hauv phau ntawv qhia no, peb yuav piav qhia txog cov cim qhia tiav ntawm qhov chaw feem ntau siv rau ntawm CNC cov duab kos, lawv txhais li cas, thiab yuav ua li cas teev lawv kom raug kom tsis txhob muaj cov nuj nqis tsim khoom tsis tsim nyog.
Cov Cim Qhia Txog Qhov Chaw Yog Dab Tsi?
Cov cim qhia txog qhov chaw tiav yog cov cim kos duab engineering uas siv los qhia txog qhov xwm txheej ntawm qhov chaw uas xav tau ntawm ib qho khoom tsim tawm.
Cov cim no qhia rau tus neeg muag khoom:
- Seb puas xav tau machining
- Yuav tsum du npaum li cas ntawm qhov chaw
- Cov nto twg tseem ceeb heev
- Cov kev cai tshuaj xyuas twg siv tau
Yog tsis muaj qhov yuav tsum tau ua kom tiav qhov chaw, cov neeg muag khoom yuav ua rau muaj teeb meem zoo lossis kev tsis sib haum xeeb.
Rau CNC machining tej yaam num, qhov chaw tiav specifications feem ntau cuam tshuam rau:
- Ib feem ua haujlwm
- Kev ua tau zoo ntawm kev sib dhos
- Kev hnav tsis kam
- Muaj peev xwm kaw tau
- Kev zoo nkauj zoo nkauj
- Tus nqi tsim khoom
Qhov Chaw Tiav vs Qhov Roughness ntawm Qhov Chaw
Muaj ntau tus engineers siv cov lus no sib pauv, tab sis lawv tsis zoo ib yam.
| Lub Sijhawm | Lub ntsiab lus |
|---|---|
| Qhov Chaw Tiav | Tag nrho cov xwm txheej ntawm qhov chaw tsim khoom |
| Qhov Roughness ntawm qhov chaw | Kev ntsuas qhov ntxhib ntawm qhov chaw me me |
| Kev Nto Nto | Kev hloov pauv ntawm qhov chaw loj dua |
| Nto Nto | Kev taw qhia ntawm cov cim machining |
Qhov roughness ntawm qhov chaw tsuas yog ib feem ntawm qhov tiav ntawm qhov chaw.
Txawm li cas los xij, hauv CNC machining, kev ntsuas roughness xws li Ra tus nqi yog cov kev cai teev tseg feem ntau.
Nkag Siab Txog ISO 1302 Cov Cim Qhia Txog Qhov Chaw
Feem ntau cov duab kos engineering ua raws li cov qauv ISO 1302 rau kev qhia txog cov qauv ntawm qhov chaw.
Lub cim yooj yim zoo li lub cim kos lossis lub duab "V".
Txhua qhov kev hloov pauv qhia txog qhov xav tau kev tsim khoom sib txawv.
Lub Cim Qhia Txog Qhov Chaw Ua tiav
Lub cim txheem qhia tias qhov yuav tsum tau ua kom tiav qhov chaw.
Nws tsis tau teev cia tias yuav tsum tsim qhov chaw li cas.
Tus nqi roughness tiag tiag feem ntau yog ntxiv rau ntawm ib sab ntawm lub cim.
Piv txwv li:
Ra 3.2 μm
Cov Cim Yuav Tsum Tau Tshem Tawm Cov Khoom
Thaum ntxiv ib txoj kab kab rov tav rau ntawm lub cim, yuav tsum tau tshem tawm cov khoom siv.
Qhov no txhais tau tias yuav tsum tau siv kev siv tshuab, kev sib tsoo, kev txhuam kom du, lossis lwm yam txheej txheem tshem tawm cov khoom.
Qhov no yog ib qho ntawm cov cim feem ntau pom ntawm CNC cov duab kos.
Lub Cim Tsis Pub Tshem Tawm Khoom
Thaum ntxiv lub voj voog rau ntawm lub cim, kev tshem tawm cov khoom siv tsis raug txwv.
Cov ntawv thov ib txwm muaj xws li:
- Cov nto uas raug cam khwb cia
- Cov nto forged
- Cov khoom yas pwm
Hauv cov rooj plaub no, qhov chaw tsim khoom qub yuav tsum nyob ruaj khov.
Cov Ntaub Ntawv Ntxiv Txog Kev Ua Tiav Ntawm Qhov Chaw
Cov cim qhia txog qhov chaw tiav kuj tseem yuav muaj:
- Cov nqi ntawm qhov ntxhib
- Qhov ntev ntawm kev kuaj
- Tso kev taw qhia
- Cov kev cai ntawm cov txheej txheem tsim khoom
Ib lub cim tiav muab cov ntaub ntawv ntau dua li tus nqi Ra yooj yim xwb.
Ra Txhais Li Cas rau ntawm CNC Drawings?
Ra yog qhov feem ntau siv roughness parameter hauv kev tsim khoom.
Nws sawv cev rau qhov nruab nrab ntawm qhov profile ntawm qhov chaw los ntawm kab nruab nrab zoo tagnrho.
Hais yooj yim xwb:
Cov nqi Ra qis dua qhia tau tias cov nto du dua.
Cov nqi Ra siab dua qhia tau tias cov nto ntxhib dua.
Cov Nqi Ra Feem Ntau thiab Lawv Cov Kev Siv
| Tus nqi Ra | Qhov Xwm Txheej Nto Ib Txwm Muaj | Daim Ntawv Thov Feem Ntau |
|---|---|---|
| Ra 6.3 μm | Tshuab Ua Los Ntawm Cov Hlau | Cov khoom siv dav dav hauv kev lag luam |
| Ra 3.2 μm | Txheem CNC tiav | Feem ntau cov khoom siv tshuab |
| Ra 1.6 μm | Kev Ua Haujlwm Zoo | Kev sib dhos ua ke |
| Ra 0.8 μm | Kev Nto Siab Tshaj Plaws | Cov nplaim kaw |
| Ra 0.4 μm | Av nto | Cov ntawv thov kev coj tus kheej |
| Ra 0.2 μm | Qhov Nto Uas Muaj Qhov Sib Tov | Cov ntawv thov kho qhov muag thiab lub tshuab nqus tsev |
Rau feem ntau ntawm cov khoom siv CNC-machined, Ra 3.2 μm yog suav tias yog tus qauv.
Muaj ntau tus neeg yuav khoom xav tsis thoob thaum paub tias kev thov Ra 0.8 μm ntawm txhua qhov chaw tuaj yeem ua rau cov nqi tsim khoom nce ntxiv.
Cov Cim Qhia Txog Qhov Chaw Uas Pom Tau Hauv CNC Drawings
Cov Lus Qhia Txog Qhov Ra Surface
Cov lus qhia tshwj xeeb tshaj plaws.
Piv txwv li:
- Ra 3.2
- Ra 1.6
- Ra 0.8
Cov nqi no txhais tau tias qhov siab tshaj plaws uas tso cai rau roughness.
Cov Cim Qhia Kev Tso
Lay piav qhia txog qhov kev taw qhia tseem ceeb ntawm cov cim machining.
Piv txwv li:
| Hom Cim | Lub ntsiab lus |
|---|---|
| Sib luag | Cov cim khiav sib luag |
| Perpendicular | Cov cim khiav perpendicular |
| Lub voj voog | Cov qauv machining voj voog |
| Radial | Cov qauv tawg |
| Ntau txoj kev taw qhia | Tsis muaj kev coj ua tseem ceeb |
Cov kev cai ntawm kev tso dej feem ntau yog qhov tseem ceeb rau cov ntawv thov sealing.
Cov Lus Qhia Txog Kev Tso Cai Rau Kev Siv Tshuab
Qee cov duab kos qhia tias yuav tsum muaj pes tsawg cov khoom siv rau kev ua tiav theem ob.
Piv txwv li muaj xws li:
- Kev tso cai sib tsoo
- Kev tso cai txhuam hniav
- Kev tso cai rau kev txhuam
Cov kev hu no feem ntau yog siv rau hauv kev siv aerospace thiab semiconductor.
Cov Kev Cai Tshwj Xeeb ntawm Cov Txheej Txheem
Cov ntawv sau tiav ntawm qhov chaw kuj tseem yuav qhia meej tias:
- Yuav tsum tau sib tsoo
- Yuav tsum tau txhuam kom du
- Yuav tsum tau siv cov hlaws blasting
- Anodizing tom qab machining
- Kev siv hluav taws xob
Cov kev cai no tuaj yeem cuam tshuam rau tus nqi.
Yuav Ua Li Cas Cov Kev Xav Tau Ntawm Qhov Chaw Ua tiav Cuam Tshuam Rau CNC Machining Cost
Qhov tiav ntawm qhov chaw yog ib qho ntawm cov nqi tsav tsheb uas tsis tshua muaj neeg saib xyuas hauv CNC machining.
Muaj ntau tus engineers tsom mus rau qhov kev kam rau siab thaum tsis nco qab tias qhov yuav tsum tau ua kom roughness feem ntau tsim cov teeb meem zoo sib xws hauv kev tsim khoom.
Lub Sijhawm Ua Haujlwm Ntxiv
Feem ntau, ib qho chaw du dua yuav tsum muaj:
- Txo cov nqi pub noj
- Cov ntawv hla kev ua tiav ntxiv
- Cov nqi me dua ntawm cov kauj ruam
Qhov no ua rau lub sijhawm voj voog ntev dua.
Cov Kev Cai Siv Cov Cuab Yeej
Kev ua tiav cov tiav zoo feem ntau yuav tsum muaj:
- Cov cuab yeej ntse
- Cov tshuab txiav tshwj xeeb
- Hloov cov cuab yeej ntau zaus dua
Cov nqi cuab yeej nce ntxiv raws li ntawd.
Kev Ua Haujlwm Tiav Thib Ob
Qee qhov kev xav tau ntawm qhov roughness tsis tuaj yeem ua tiav los ntawm kev siv tshuab ib leeg xwb.
Cov txheej txheem ntxiv yuav suav nrog:
| Txheej Txheem | Lub Hom Phiaj Ib Txwm |
|---|---|
| Kev sib tsoo | Txhim kho qhov tseeb |
| Kev txhuam hniav | Txo qhov ntxhib |
| Kev txhuam | Cov nto zoo heev |
| Kev ua kom zoo nkauj | Cov qhov sab hauv |
| Kev siv hluav taws xob | Cov khoom siv nqus tsev |
Cov Nqi Tshuaj Xyuas
Qhov chaw du thiab xis nyob li cas, feem ntau yuav tsum tau siv zog ntau ntxiv los tshuaj xyuas.
Kev tshuaj xyuas yuav muaj xws li:
- Cov cuab yeej ntsuas qhov roughness ntawm qhov chaw
- Cov qauv sib piv
- Cov ntawv qhia txog kev tshuaj xyuas kom ntxaws
Cov dej num no ntxiv cov nqi zog ua haujlwm.
Cov peev xwm ua tiav ntawm qhov chaw hauv CNC Machining
Cov txheej txheem tsim khoom sib txawv ua tiav cov qib roughness sib txawv.
| Txheej Txheem | Feem ntau Ra Range |
|---|---|
| CNC Milling | 1.6–3.2 μm |
| CNC Tig | 0.8–3.2 μm |
| Kev sib tsoo | 0.2–0.8 μm |
| Kev ua kom zoo nkauj | 0.1–0.4 μm |
| Kev txhuam hniav | Hauv qab 0.1 μm |
Kev nkag siab txog cov peev xwm ntawm cov txheej txheem ntuj tsim no pab cov engineers zam kev xav tau uas tsis muaj tseeb.
Yuav Tshawb Xyuas Qhov Tiav Ntawm Qhov Chaw Li Cas
Kev Ntsuas Qhov Nto Roughness
Txoj kev tshuaj xyuas feem ntau siv lub stylus profilometer.
Lub probe taug kev hla qhov chaw thiab xam cov nqi roughness.
Txoj kev no muab cov ntaub ntawv ntsuas qhov tseeb.
Kev Tshuaj Xyuas Pom
Rau cov khoom siv pleev kom zoo nkauj, kev kuaj xyuas pom yuav txaus.
Piv txwv li:
- Cov tsev anodized txhuas
- Cov khoom siv hluav taws xob rau cov neeg siv khoom
- Cov khoom dai kom zoo nkauj
Cov Qauv Sib Piv Nto
Cov qauv piv txwv ntawm cov nto tso cai rau cov neeg soj ntsuam los sib piv cov nto tiag tiag nrog cov khoom tiav uas paub lawm.
Txoj kev no ua haujlwm sai thiab tsis kim heev.
Cov Ntaub Ntawv Zoo
Cov lag luam tseem ceeb yuav xav tau:
- Cov ntawv qhia txog qhov roughness ntawm qhov chaw
- Cov ntaub ntawv tshuaj xyuas
- Cov ntaub ntawv tshuaj xyuas khoom thawj zaug
Cov kev cai no yog ib txwm muaj nyob rau hauv kev lag luam aerospace, kev kho mob, thiab semiconductor.
Cov Yuam Kev Feem Ntau Uas Cov Kws Ua Haujlwm Ua Nrog Cov Cim Qhov Chaw
Tom qab tshuaj xyuas ntau txhiab daim duab kos CNC, ntau qhov yuam kev tshwm sim ntau zaus.
Siv Cov Khoom Zoo Rau Txhua Qhov Chaw
Qhov no tej zaum yog qhov yuam kev kim tshaj plaws.
Tsis yog txhua qhov chaw yuav tsum tau Ra 0.8.
Feem ntau cov nto ua haujlwm zoo kawg nkaus ntawm Ra 3.2.
Cov Khoom Siv Kom Zoo Nkauj Uas Tshaj Plaws
Ib qho chaw tuaj yeem zoo nkauj heev thaum ntsuas tus nqi Ra siab dua.
Qhov tsos thiab qhov ntxhib tsis yog ib txwm muaj feem cuam tshuam ncaj qha.
Cov Kev Xav Tau Ua Kom Tiav Ntawm Qhov Chaw Uas Tsis Muaj
Thaum tsis muaj qhov yuav tsum tau ua tiav, cov neeg muag khoom feem ntau xav tias yuav tsum ua tiav raws li tus qauv.
Qhov kev xav no yuav tsis phim lub hom phiaj tsim.
Siv Qhov Chaw Tiav kom Tswj Tau Qhov Loj
Qhov tiav ntawm qhov chaw thiab qhov ntev ntawm qhov ntev yog cov kev cai sib txawv.
Ib qho yuav tsum tsis txhob siv los them rau lwm qhov.
Yuav Ua Li Cas Qhia Txog Qhov Chaw Tiav Kom Yog Ntawm CNC Drawings
Txheeb xyuas cov nto uas ua haujlwm tau zoo
Nug:
Qhov chaw no puas cuam tshuam rau:
- Kev kaw?
- Kev ua tau zoo ntawm cov kabmob?
- Kev sib cuag swb?
- Kev zoo nkauj zoo nkauj?
Yog tsis yog li ntawd, feem ntau qhov tiav tiav yog qhov txais tau.
Siv Cov Nqi Ra Txheem
Tsis txhob siv cov lus qhia tshwj xeeb thaum twg ua tau.
Cov nqi feem ntau xws li:
- Ra 3.2
- Ra 1.6
- Ra 0.8
yooj yim dua thiab pheej yig dua los ua tiav.
Tsis txhob ua raws li cov kev cai nruj uas tsis tsim nyog
Tus nqi Ra qis dua yeej ib txwm ua rau muaj teeb meem ntau ntxiv.
Qhia meej qhov tiav uas xav tau los ntawm kev ua haujlwm, tsis yog qhov nyiam.
Tham txog cov kev cai nrog cov neeg muab khoom ua ntej
Cov neeg muag khoom CNC uas muaj kev paub dhau los feem ntau pom cov cib fim los txo cov nqi yam tsis cuam tshuam rau kev ua tau zoo.
Kev tshuaj xyuas DFM luv luv tuaj yeem tiv thaiv kev ua cov lus qhia kim heev.
Yuav ua li cas Kachi txhawb nqa qhov yuav tsum tau ua tiav ntawm qhov chaw
Ntawm Kachi Precision Manufacturing, qhov chaw tiav qhov yuav tsum tau saib xyuas thaum lub sijhawm txhua qhov kev ntsuam xyuas engineering.
Peb pab neeg txhawb nqa:
- Kev txiav CNC precision
- CNC tig
- Kev sib tsoo ua haujlwm
- Cov txheej txheem txhuam hniav
- Kev tshuaj xyuas qhov roughness ntawm qhov chaw
Peb pab cov neeg siv khoom txiav txim siab seb qhov chaw twg xav tau kev ua tiav zoo tiag tiag thiab qhov twg kev siv tshuab txheem tuaj yeem txo cov nqi tsim khoom.
Txoj kev no txhim kho kev tsim khoom thaum tseem tswj hwm kev ua tau zoo ntawm cov khoom.
Xaus lus
Cov cim qhia txog qhov chaw tiav yuav zoo li yog cov ntsiab lus me me ntawm daim duab kos engineering, tab sis lawv muaj feem cuam tshuam loj rau kev tsim khoom.
Lawv cuam tshuam rau cov txheej txheem machining, kev xaiv cov cuab yeej, cov kev cai tshuaj xyuas, lub sijhawm ua khoom, thiab tag nrho cov nqi tsim khoom.
Kev nkag siab txog kev nyeem thiab siv cov cim tiav ntawm qhov chaw kom raug pab cov engineers tsim cov duab kos kom meej dua, pab cov neeg yuav khoom tau txais cov lus hais kom raug dua, thiab pab cov neeg muag khoom tsim cov khoom siv tau zoo dua.
Feem ntau, ob peb qhov kev hloov me me rau cov lus qhia tiav ntawm qhov chaw tuaj yeem txo cov nqi machining yam tsis cuam tshuam rau kev ua haujlwm ntawm cov khoom.
Qhov tseem ceeb yog kev nkag siab txog lub ntsiab lus ntawm cov cim ua ntej xa RFQ.
Cov Lus Nug Feem Ntau
Ra txhais li cas rau ntawm daim duab CNC?
Ra yog qhov nruab nrab ntawm qhov roughness ntsuas uas siv los ntsuas qhov kev ntxhib los mos ntawm qhov chaw machined.
Qhov txawv ntawm qhov tiav ntawm qhov chaw thiab qhov roughness ntawm qhov chaw yog dab tsi?
Qhov roughness ntawm qhov chaw yog ib qho kev ntsuas ntawm qhov chaw, thaum qhov chaw tiav suav nrog qhov roughness, wavyness, lay, thiab tag nrho cov xwm txheej ntawm qhov chaw.
Tus qauv twg txhais cov cim tiav ntawm qhov chaw?
ISO 1302 yog tus qauv thoob ntiaj teb feem ntau siv rau cov cim tiav ntawm qhov chaw ntawm cov duab kos engineering.
Tus nqi Ra qis dua puas ua rau tus nqi machining nce ntxiv?
Yog. Cov nqi Ra qis dua feem ntau xav tau lub sijhawm ua haujlwm ntxiv, cov cuab yeej tshwj xeeb, thiab kev siv zog ntau dua los tshuaj xyuas.
Yuav ntsuas qhov tiav ntawm qhov chaw li cas?
Qhov tiav ntawm qhov chaw feem ntau yog ntsuas siv lub tshuab ntsuas qhov roughness ntawm qhov chaw lossis profilometer uas sau cov qauv me me ntawm qhov chaw.
Xav tau kev pab txhais cov kev xav tau ntawm qhov chaw tiav?
Thaum Kachi Precision Manufacturing, peb pab neeg engineering pab cov neeg siv khoom saib xyuas CNC drawings, optimize qhov chaw tiav specifications, thiab txo cov nqi tsim khoom tsis tsim nyog.
Txawm koj tab tom nrhiav cov qauv tsim lossis cov khoom tsim tawm, peb muab kev txhawb nqa kev siv tshuab, DFM cov lus pom zoo, thiab kev pabcuam CNC machining precision rau txhuas, stainless hlau, titanium, thiab engineering plastics.
Xa koj cov duab kos rau peb hnub no kom tau txais kev hais nqe sai thiab kev tshuaj xyuas engineering.
Lub sijhawm tshaj tawm: Lub Rau Hli-13-2026
