Raws li tus kws tshaj lij kev lag luam ntawm cov khoom siv hluav taws xob zoo, peb pab neeg ua haujlwm feem ntau tau txais kev nug los ntawm cov neeg siv khoom xws li: "Puas yog qhov no xav tau 5-axis machining, lossis nws puas tuaj yeem ua tau pheej yig dua ntawm 4-axis tshuab?" los yog "Yog hais tias peb xaiv 3-axis machining kom txuag tau nyiaj, tab sis nws yuav tsum muaj rau repositioning thiab clamping ua haujlwm, qhov no puas yuav cuam tshuam rau cov khoom tiav?" Nyob rau hauv lub teb ntawm precision manufacturing, xaiv txoj cai ntawm lub tshuab cuab yeej tsis yog tsuas yog ib qho teeb meem kev tab sis kuj yog ib qho teeb meem ntawm tus nqi-zoo.
Kos rau nws qhov kev tsim khoom siv dav hauv kev tsim khoom, Hansheng muab koj nrog rau hauv - sib piv qhov tob ntawm 3-axis, 4-axis, thiab 5-axis CNC machining hais txog tus nqi, precision, geometry, thiab batch loj, pab koj xaiv qhov tsim nyog tshaj plaws.
Txhawm rau nyeem ntxiv, kab lus no tsuas yog tsom rau kev sib piv. Yog tias koj xav paub ntau ntxiv txog cov ntsiab lus ntawm cov cuab yeej siv tshwj xeeb, thov mus saib peb cov ntawv tshwj xeeb:
4-axis CNC machining yog dab tsi?
Dab tsi yog 5-axis CNC machining?
Core piv
Txhawm rau ua kom qhov sib piv ntawm peb txoj kev xaiv kom pom tseeb, peb tau sau cov lus sib piv rau koj cov ntaub ntawv ceev.
| Dimension | 3-Axis CNC Machining | 4-Axis CNC Machining | 5-Axis CNC Machining |
|---|---|---|---|
| Motion Principple | Linear txav hauv X, Y, Z axes. Cov cuab yeej txiav yog ib txwm perpendicular rau lub workpiece. | Linear txav nyob rau hauv X, Y, Z axes + A-axis (workpiece rotates ib ncig ntawm X-axis). | Linear txav hauv X, Y, Z axes + A / B / C axes (workpiece tuaj yeem tig / qaij hauv txhua qhov kev taw qhia). |
| Core peev xwm | Yuav tshuab tsuas yog saum npoo los yog ib lub dav hlau datum. | Tau tshuab plaub sab hauv ib qho kev teeb tsa; haum rau cylindrical qhov chaw thiab helical nta. | Tau tshuab tsib lub ntsej muag hauv ib qho kev teeb tsa; muaj peev xwm ntawm machining heev complex nruam nto thiab undercuts. |
| Machining Nqi | Tsawg tshaj plaws (piv txwv li, qis dua ib teev). | Nruab nrab (tus nqi- ua tau zoo, txo tus nqi ntawm kev teeb tsa). | Siab tshaj (cov khoom siv kim, kev ua haujlwm nyuaj). |
| Programming complexity | Yooj yim, tuaj yeem teeb tsa los ntawm tus neeg ua haujlwm tsis tu ncua. | Nruab nrab, yuav tsum tau xav txog kev cuam tshuam rotary axis. | Siab heev, yuav tsum tau tshaj CAM software thiab paub txog engineers. |
| Yam khoom tsim nyog | Cov pav ca, cov vaj tsev yooj yim, qhov chaw nrog ib qho -sab drilling. | Shafts, gears, vaj tse nrog sab qhov, cylindrical engraving. | Turbine hniav, aerospace structural Cheebtsam, orthopedic implants. |
| Cov kev txwv loj | Ntau qhov kev teeb tsa yuav tsum tau ua rau ntau-fab machining, ua rau muaj kev ua yuam kev ntau thiab ua haujlwm tsawg. | Tsis tuaj yeem tshuab angled qhov tsis perpendicular rau lub teb axis; thaj chaw tuag tseem muaj nyob. | Tus nqi siab; heev xav tau ntawm fixture tsim. |
Yuav xaiv li cas raws li koj qhov project?
Hansheng Automation pab koj ntsuas tus naj npawb ntawm cov axes xav tau rau koj qhov project los ntawm ob qhov kev xav.
Geometric nta thiab complexity ntawm Project Parts
1.Yog hais tias cov khoom feem ntau yog planar, nrog cov yam ntxwv (qhov, qhov, kab noj hniav) concentrated nyob rau hauv ib los yog ob tug opposite lus qhia, los yog yog hais tias ib feem yuav tsum tau machining ntawm tsis muaj ntau tshaj li ob qhov chaw thiab cov kev kam rau siab tso cai rau phau ntawv flipping (xws li, +/- 0.05mm los yog ntau tshaj), ces 3-axis machining yog qhov kev xaiv pheej yig tshaj.
2.Yog hais tias qhov project qhov chaw yog cylindrical, los yog cov yam ntxwv raug faib nyob ib ncig ntawm lub hauv paus axis (xws li lub zog los yog bushings nrog sab qhov), los yog yog hais tias koj square qhov chaw yuav tsum tau siv ntau yam machining ntawm ob sab, 4-axis machining yuav ua kom tiav cov hauj lwm ntawm plaub qhov chaw nyob rau hauv ib tug setup, zam lub datum poob teeb meem cuam tshuam nrog rov qab setups ntawm lub tshuab.
3.Yog tias koj tus qauv tsim suav nrog cov txheej txheem organic (xws li impellers), spatially complex angled qhov (tsis yog- ntsug, tsis yog- kab rov tav), lossis kab noj hniav sib sib zog nqus thiab nqaim qhov uas yuav tsum tau siv cov cuab yeej tilting kom tswj tau qhov nruj, lossis yog tias koj xav tau kom muaj qhov siab tshaj qhov raug siab (piv txwv li, +/) ntawm {6} hli ntawm ib feem precision, ces tsuas yog 5-axis machining tuaj yeem ua tau raws li koj xav tau.
Project Economics thiab Production Scale
1.Rau cov qauv thiab cov khoom me me (kwv yees li 1-10 daim), 3-axis machining feem ntau yog qhov kev xaiv vim nws tus nqi qis tshaj plaws. Tshwj tsis yog lub geometry yuam kom koj siv ntau axis machining, sim ua kom yooj yim rau kev tsim kom haum 3-axis machining.
2.Rau qhov nruab nrab- ntim ntau lawm (10-500 daim), 4-axis machining muab qhov zoo tshaj plaws nqi-zoo. Txawm hais tias tus nqi teev ib teev rau lub tshuab 4-axis yog siab dua me ntsis ntawm lub tshuab 3-axis, nws txuag tau nyiaj ntau ntawm phau ntawv teev sijhawm. Piv txwv li, ib feem uas yuav tsum tau peb flips ntawm lub tshuab 3-axis tuaj yeem ua tiav hauv ib qho kev teeb tsa ntawm 4-axis tshuab, uas ua rau muaj kev txo nqi tag nrho.
3.Rau qhov loj - ntim ntau lawm nrog cov kev xav tau siab thiab qhov xav tau los lav qhov kev ua haujlwm siab heev, lossis yog tias cov khoom siv tau yooj yim heev, peb cov lus pom zoo yog tias txawm tias 5-axis machining muaj tus nqi siab dua, nws tshem tawm cov sij hawm tos thiab seem txaus ntshai nyob rau hauv ntau- txheej txheem workflows, thiab tej zaum yuav raug nqi ntau dua ntawm qhov project.
Feem ntau misconceptions txog ntau-axis machining
Misconception 1: "Qhov ntau axes ib lub tshuab muaj, qhov zoo dua machining zoo."
Qhov kev nkag siab no tsis yog lawm. Machining zoo nyob ntawm ntau yam, xws li kev nruj ntawm lub tshuab cuab yeej, xaiv cov cuab yeej txiav, thiab qib kev txawj ntawm cov engineers. Peb yuav tsum tsis txhob dig muag mus nrhiav kev siv tshuab siab los ntawm kev xaiv tsib -axis tshuab; peb yuav tsum xav txog qhov xav tau tiag tiag ntawm qhov project.
Misconception 2: "Tsib-axis tshuab cuab yeej ua tau txhua yam."
Qhov tseeb yog, tsib -axis tshuab kuj muaj kev txwv. Lawv muaj kev pheej hmoo siab heev ntawm kev cuam tshuam kev cuam tshuam, thiab lub cuab yeej ntev yog txwv. Tsis tas li ntawd, lub programming thiab debugging lub sij hawm rau tsib -axis machining yog ntev npaum li cas rau peb -axis machining. Rau qhov yooj yim, siv tsib -axis tshuab zoo li "siv lub supercar xa tawm"- nws yog qhov ua tau, tab sis nws yog qhov pov tseg loj ntawm cov peev txheej.
Hauv kev xaus
Ntawm Hansheng Automation, peb ua raws li lub tswv yim ntawm "kev tsim khoom siv tau." Peb yuav tsis sim muag koj cov txheej txheem kim vim tias peb muaj cov khoom siv siab - kawg. Hloov chaw, peb tau cog lus los nrhiav qhov zoo tshaj qhov sib npaug ntawm qhov zoo thiab tus nqi los ntawm DFM (Design for Manufacturability) tsom xam.
FAQ
Q: Yog tias kuv qhov chaw tuaj yeem ua rau ntawm lub tshuab 3-axis, kuv puas tuaj yeem thov 5-axis machining?
A: Technically, nws yog ua tau, tab sis feem ntau nws yog ib qho tsis tsim nyog pov tseg. Tshwj tsis yog tias koj muaj cov kev xav tau siab heev rau qhov ua tiav ntawm qhov chaw (xws li, xav tau 5-axis simultaneous machining los txo cov qhab nia ntawm lub pob-kawg zeb), peb pom zoo ua raws li "cov txheej txheem yooj yim" thiab siv 3-axis machining rau qhov zoo tshaj plaws nqi-zoo.
Q: Los ntawm kev tsim qauv, kuv tuaj yeem txo tus nqi ntawm ntau-axis machining?
A: Maximize lub vojvoog ntawm cov fillets sab hauv (tsis txhob siv cov cuab yeej txoj kab uas hla me me).
Txo tus naj npawb ntawm cov yam ntxwv nrog nruj heev kam rau ua (tsuas yog hais kom nruj tolerances ntawm mating nto).
Tsim cov yam ntxwv nrog tus qauv qhov ntev thaum twg los tau tso cai siv cov cuab yeej txheem es tsis txhob siv cov cuab yeej kev cai.
Q: Koj lees txais cov ntaub ntawv dab tsi rau kev ntsuam xyuas?
A: Txhawm rau txiav txim siab seb ib feem puas haum rau 3-axis, 4-axis, lossis 5-axis machining, peb xav tau 3D CAD qauv (.STEP lossis .IGES hom). Thov kuj suav nrog 2D PDF daim duab los qhia txog txhua qhov nrog kev ua siab ntev, xov tshwj xeeb, thiab qhov yuav tsum tau ua kom roughness.
Q: Puas yuav 5-axis machining muaj sijhawm ntev dua?
A: Qhov no nyob ntawm qhov nyuaj ntawm ntu. Qhov pib programming (CAM) thiab kev sib tsoo simulation sij hawm rau 5-axis machining yog qhov tseeb ntev dua rau 3-axis. Txawm li cas los xij, ib zaug machining pib, qhov tseeb ntau lawm ceev yog feem ntau sai dua vim nws txo qhov kev hloov thiab tos lub sij hawm ntawm cov txheej txheem. Rau cov qauv nrawm thiab nyuaj, 5-axis feem ntau yog qhov kev xaiv sai dua.
Cov ntaub ntawv
Machinery's Handbook (31st Edition) – Muaj Xovxwm, 2020
TS EN ISO 10791 Series: Kev sim rau cov chaw machining - Lub koom haum thoob ntiaj teb rau kev tsim qauv