Hauv kev tsim khoom luv luv, nws nyuaj rau npe lub tshuab zoo dua li CNC machining.Nws muaj qhov sib xyaw ua ke zoo ntawm qhov zoo suav nrog cov peev txheej muaj peev xwm, qhov tseeb thiab rov ua dua, xaiv cov khoom siv dav dav, thiab yooj yim ntawm kev siv.Txawm hais tias yuav luag txhua lub tshuab cuab yeej tuaj yeem tswj tau tus lej, lub computer suav lej tswj machining feem ntau yog hais txog ntau lub axis milling thiab tig.
Yuav kom paub ntau ntxiv txog yuav ua li cas CNC machining siv rau kev cai machining, tsawg ntim ntau lawm thiab prototyping, engineering.com tham nrog Wayken Rapid Manufacturing, Shenzhen-raws li kev cai qauv tsim kev pab cuam txog cov ntaub ntawv, technology, kev siv thiab kev lag luam ntawm CNC tshuab cuab yeej .
Thaum nws los txog rau cov ntaub ntawv, yog tias nws los hauv cov ntawv, phaj lossis bar Tshuag, koj tuaj yeem siv nws.Ntawm ntau pua ntawm cov hlau alloys thiab yas polymers uas tuaj yeem ua tshuab, aluminium thiab engineering plastics feem ntau yog siv rau cov qauv machining.Cov khoom yas tsim los ua molded nyob rau hauv loj ntau lawm feem ntau machined nyob rau hauv lub prototype theem kom tsis txhob muaj tus nqi siab thiab txhuas lub sij hawm ntawm pwm ua.
Kev nkag mus rau ntau yam ntawm cov ntaub ntawv tseem ceeb tshwj xeeb tshaj yog thaum prototyping.Vim tias cov khoom sib txawv muaj cov nqi sib txawv thiab cov khoom siv sib txawv thiab cov khoom siv tshuaj lom neeg, nws yuav zoo dua los txiav cov qauv hauv cov khoom pheej yig dua li qhov tau npaj rau cov khoom kawg, lossis cov khoom sib txawv yuav pab txhim kho lub zog, nruj lossis qhov hnyav ntawm qhov. nyob rau hauv kev sib raug zoo rau nws tsim.Qee qhov xwm txheej, lwm yam khoom siv rau tus qauv yuav tso cai rau cov txheej txheem ua tiav lossis ua kom ruaj khov dua li cov khoom tsim los pab rau kev sim.
Qhov kev tawm tsam kuj tseem tuaj yeem ua tau, nrog cov khoom siv uas tsis tshua muaj nqi hloov cov khoom siv hluav taws xob thiab cov khoom siv hlau ua haujlwm siab thaum tus qauv siv rau kev siv yooj yim xws li kev kuaj xyuas lossis kev tsim qauv.
Txawm hais tias tsim los rau kev ua haujlwm hlau, cov yas tuaj yeem ua tiav nrog cov kev paub tseeb thiab cov khoom siv.Ob lub thermoplastics thiab thermosets yog machinable thiab yog tus nqi zoo heev piv rau luv luv txhaj pwm rau cov qauv qauv.
Piv nrog rau cov hlau, feem ntau cov thermoplastics xws li PE, PP lossis PS yuav yaj lossis hlawv yog tias siv cov khoom noj thiab ua kom nrawm rau cov hlau ua haujlwm.Ntau dua cutter speeds thiab qis pub tus nqi yog ntau, thiab txiav cov cuab yeej tsis zoo li rake lub kaum sab xis yog qhov tseem ceeb.Kev tswj cov cua sov hauv qhov txiav yog qhov tseem ceeb, tab sis tsis zoo li cov hlau coolant feem ntau tsis yog txau rau hauv qhov txiav kom txias.Cov cua compressed tuaj yeem siv los tshem cov chips.
Thermoplastics, tshwj xeeb tshaj yog cov khoom lag luam tsis muaj qib, elastically deform raws li kev txiav quab yuam, ua rau nws nyuaj rau kev ua tiav siab thiab tswj kom muaj kev sib raug zoo, tshwj xeeb tshaj yog rau cov yam ntxwv zoo thiab nthuav dav.Automotive teeb pom kev zoo thiab lo ntsiab muag yog qhov nyuaj tshwj xeeb.
Nrog ntau tshaj 20 xyoo ntawm kev paub nrog CNC yas machining, Wayken tshwj xeeb hauv cov qauv kho qhov muag xws li automotive lo ntsiab muag, lub teeb qhia thiab cov reflectors.Thaum machining cov yas ntshiab xws li polycarbonate thiab acrylic, ua tiav qhov chaw siab kawg thaum lub sijhawm ua haujlwm tuaj yeem txo lossis tshem tawm kev ua haujlwm xws li kev sib tsoo thiab polishing.Micro-fine machining siv ib qho taw tes pob zeb diamond machining (SPDM) tuaj yeem muab qhov tseeb tsawg dua 200 nm thiab txhim kho qhov roughness tsawg dua 10 nm.
Thaum cov cuab yeej txiav carbide feem ntau yog siv rau cov ntaub ntawv nyuaj xws li steels, nws tuaj yeem nyuaj rau nrhiav cov cuab yeej zoo geometry rau txiav txhuas hauv cov cuab yeej carbide.Vim li no, kev kub ceev steel (HSS) cov cuab yeej txiav feem ntau siv.
CNC aluminium machining yog ib qho ntawm cov khoom siv feem ntau xaiv.Piv nrog rau cov yas, aluminium yog txiav ntawm siab txau thiab ceev, thiab tuaj yeem txiav qhuav los yog nrog cov khoom ua kom txias.Nws yog ib qho tseem ceeb kom nco ntsoov qib ntawm aluminium thaum teeb tsa txiav nws.Piv txwv li, 6000 qib muaj ntau heev, thiab muaj magnesium thiab silicon.Cov alloys no muab kev ua haujlwm zoo dua piv rau 7000 qib, piv txwv li, uas muaj zinc ua cov khoom tseem ceeb alloying, thiab muaj zog dua thiab toughness.
Nws tseem yog ib qho tseem ceeb kom nco ntsoov lub temper ntawm ib qho khoom siv aluminium.Cov kev xaiv no qhia txog kev kho cua sov lossis kev nyuaj siab, piv txwv li, tias cov khoom tau dhau los thiab tuaj yeem cuam tshuam kev ua haujlwm thaum lub sijhawm ua haujlwm thiab siv thaum kawg.
Tsib axis CNC machining yog qhov nyuaj dua li peb lub tshuab axis, tab sis lawv tau txais kev nthuav dav hauv kev tsim khoom lag luam vim muaj ntau yam zoo.Piv txwv li, txiav ib feem nrog cov yam ntxwv ntawm ob sab tuaj yeem nrawm dua nrog lub tshuab 5-axis, vim tias qhov no tuaj yeem kho tau raws li txoj hauv kev uas lub spindle tuaj yeem ncav cuag ob sab hauv tib lub lag luam, whereas nrog lub tshuab 3 axis. , ib feem yuav xav tau ob lossis ntau qhov kev teeb tsa.5 axis tshuab kuj tuaj yeem tsim cov geometries nyuaj thiab zoo nto tiav rau precision machining vim tias lub kaum sab xis ntawm lub cuab yeej tuaj yeem ua raws li cov duab ntawm ib feem.
Dhau li ntawm mills, lathes thiab xa cov chaw, EDM tshuab thiab lwm yam cuab yeej tuaj yeem tswj tau CNC.Piv txwv li, CNC zeb + tig chaw yog ntau, nrog rau cov hlau thiab sinker EDM.Rau cov chaw tsim khoom tsim khoom, cov cuab yeej siv tshuab hloov tau yooj yim thiab kev siv tshuab tuaj yeem ua kom muaj txiaj ntsig thiab txo cov nqi machining.Flexibility yog ib qho ntawm cov txiaj ntsig tseem ceeb ntawm 5-axis machining chaw, thiab thaum ua ke nrog cov nqi yuav khoom siab ntawm cov tshuab, lub khw muaj kev txhawb siab kom nws khiav 24/7 yog tias ua tau.
Precision Machining yog hais txog kev ua haujlwm machining uas xa cov kev kam rau siab nyob rau hauv ± 0.05mm, uas yog dav siv nyob rau hauv tsheb, kho mob thiab aerospace qhov chaw tsim khoom.
Daim ntawv thov ntawm Micro-Fine Machining yog Tib Point Pob Zeb Diamond Machining (SPDM lossis SPDT).Lub ntsiab kom zoo dua ntawm pob zeb diamond machining yog rau kev cai machined qhov chaw nrog nruj machining yuav tsum tau: daim ntawv raug tsawg tshaj li 200 nm raws li zoo raws li txhim kho nto roughness tsawg tshaj li 10 nm.Nyob rau hauv kev tsim kho qhov muag prototypes xws li cov yas ntshiab los yog cov khoom siv hlau reflective, nto tiav hauv pwm yog qhov tseem ceeb rau kev txiav txim siab.Pob zeb diamond machining yog ib txoj hauv kev los tsim cov high-precision, high-finish nto thaum lub sij hawm machining, tshwj xeeb tshaj yog rau PMMA, PC thiab txhuas alloys.Cov neeg muag khoom uas tshwj xeeb hauv kev ua cov khoom siv kho qhov muag los ntawm cov yas yog cov tshwj xeeb, tab sis muab cov kev pabcuam uas tuaj yeem txo cov nqi piv rau luv luv lossis cov qauv pwm.
Ntawm chav kawm, CNC machining yog dav siv nyob rau hauv tag nrho cov tsim industries rau zus tau tej cov hlau thiab yas kawg-siv qhov chaw thiab tooling.Txawm li cas los xij, hauv kev tsim khoom loj, lwm cov txheej txheem xws li molding, casting lossis stamping cov txheej txheem feem ntau sai dua thiab pheej yig dua li kev ua haujlwm, tom qab thawj tus nqi ntawm cov pwm thiab cov cuab yeej yog amortized hla ntau qhov chaw.
CNC machining yog cov txheej txheem nyiam los tsim cov qauv hauv cov hlau thiab yas vim nws lub sijhawm tig nrawm piv rau cov txheej txheem xws li 3D luam ntawv, casting, molding lossis fabrication cov tswv yim, uas yuav tsum tau pwm, tuag, thiab lwm yam ntxiv.
Qhov no 'push-khawm' agility ntawm tig ib cov ntaub ntawv CAD rau hauv ib feem yog feem ntau touted los ntawm 3D luam ntawv proponents raws li ib tug tseem ceeb txiaj ntsim ntawm 3D printing.Txawm li cas los xij, ntau zaus, CNC yog qhov zoo dua rau 3D luam ntawv thiab.
Nws tuaj yeem siv sijhawm ob peb teev los ua kom tiav txhua qhov tsim ntim ntawm 3D luam tawm qhov chaw, thaum CNC machining siv sijhawm feeb.
3D luam ntawv tsim cov khoom hauv cov khaubncaws sab nraud povtseg, uas tuaj yeem ua rau lub zog anisotropic nyob rau hauv ib feem, piv rau ib feem machined ua los ntawm ib qho khoom siv.
Ib qho kev nqaim ntawm cov ntaub ntawv muaj rau 3D luam ntawv tuaj yeem txwv kev ua haujlwm ntawm tus qauv luam tawm, thaum lub tshuab ua qauv tuaj yeem ua los ntawm cov khoom siv tib yam li qhov kawg.CNC machined prototypes tuaj yeem siv rau qhov kawg siv cov ntaub ntawv tsim kom tau raws li kev ua haujlwm pov thawj thiab kev tshawb xyuas engineering ntawm cov qauv.
3D luam tawm nta xws li bores, tapped qhov, mating nto thiab nto tiav yuav tsum tau ua tom qab, feem ntau ntawm machining.
Thaum 3D luam ntawv muab qhov zoo raws li kev tsim khoom siv tshuab, niaj hnub no CNC tshuab cuab yeej muab ntau qhov zoo tib yam yam tsis muaj qhov tsis zoo.
Lub tshuab CNC ceev ceev tuaj yeem siv tsis tu ncua, 24 teev hauv ib hnub.Qhov no ua rau CNC machining kev lag luam rau luv luv ntawm cov khoom tsim khoom uas xav tau ntau yam kev ua haujlwm.
Yog xav paub ntxiv txog CNC machining rau prototypes thiab short-run production, thov hu rau Wayken los yog thov ib nqe lus los ntawm lawv lub vev xaib.
Copyright © 2019 engineering.com, Inc. All rights reserved.Kev tso npe rau lossis siv lub xaib no suav nrog kev lees paub ntawm peb Txoj Cai Tswjfwm Ntiag Tug.
Post lub sij hawm: Nov-30-2019