Cov Khoom Siv Rau CNC Machining

Kev ua tiav ntawm qhov chaw yog ib qho txheej txheem uas pab txhais thiab txhim kho cov qauv tag nrho tom qab CNC machining.
Ntawm Kachi, peb yog cov neeg tsav tsheb zoo thiab npaj txhij los kho cov khoom rau ntau yam kev siv. Txawm hais tias koj ua raws li qhov ntev thiab qhov tiav du lossis xav tau kev xeb ntxiv thiab hnav tsis kam, peb qhov chaw tiav rau CNC machining tuaj yeem tsim qhov koj xav tau.

Tsev/ Kev Kho Kom Zoo Nkauj thiab Kev Kho Mob Kub

Machining Surface Finish yog dab tsi?

Kev ua tiav ntawm qhov chaw yog cov txheej txheem ntawm kev hloov pauv ntawm cov hlau nto los ntawm kev hloov kho dua tshiab, tshem tawm lossis ntxiv, thiab yog siv los ntsuas qhov kev ntxhib los mos ntawm qhov chaw uas muaj cov yam ntxwv no:

Lay- Qhov kev taw qhia ntawm cov qauv nto tseem ceeb (feem ntau txiav txim siab los ntawm cov txheej txheem tsim khoom).
Kev nthwv dej- Hais txog cov qhov tsis zoo me me lossis cov qhov tsis sib xws, xws li cov chaw uas nkhaus lossis tsis raws li cov lus qhia.
Qhov Roughness ntawm qhov chaw- Kev ntsuas qhov tsis sib xws ntawm qhov chaw me me. Feem ntau, qhov roughness ntawm qhov chaw yog qhov uas cov kws kho tshuab hu ua "qhov tiav ntawm qhov chaw" thaum siv "qhov zoo nkauj ntawm qhov chaw" yog qhov tshwm sim thaum cuam tshuam nrog tag nrho peb yam ntxwv.

Yuav tsum xav txog yam dab tsi thaum xaiv CNC machining surface finish?

Cov ntawv thov ntawm cov khoom
Muaj ntau yam teeb meem ib puag ncig xws li kev co, cua sov, dej noo, hluav taws xob UV, thiab lwm yam, uas siv rau ntau yam khoom siv CNC. Koj tuaj yeem xaiv qhov zoo yog tias koj xav txog seb cov khoom no yog rau leej twg thiab yog rau dab tsi.

Kev ruaj khov
Koj xav kom koj cov khoom siv tau ntev npaum li cas yog ib lo lus nug uas koj yuav tsum nug koj tus kheej. Kev tsim khoom muaj ntau yam kev ruaj khov. Cov khoom siv raw yog qhov tseem ceeb hauv qhov no, tab sis koj kuj yuav tsum xav txog qhov kev txhuam ntawm qhov chaw machining. Kev ruaj khov yog ib qho tseem ceeb hauv kev txhim kho tus nqi ntawm koj cov khoom tiav. Yog li ntawd, koj yuav tsum xaiv qhov tiav kom haum.

Qhov ntev ntawm qhov
Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias kev ua kom tiav qhov chaw tuaj yeem hloov pauv qhov loj ntawm ib feem. Cov xim tuab xws li cov hmoov txheej yuav ua rau qhov tuab ntawm cov hlau nce ntxiv.

Qhov zoo ntawm Cov Txheej Txheem Ua tiav ntawm Cov Hlau

Cov haujlwm ntawm kev kho saum npoo hlau tuaj yeem sau ua ke raws li hauv qab no:

● Txhim kho qhov zoo nkauj
● Ntxiv cov xim zoo nkauj tshwj xeeb
● Hloov qhov ci ntsa iab
● Txhim kho kev tiv thaiv tshuaj lom neeg
● Ua kom tsis txhob hnav ntau ntxiv
● Txwv cov teebmeem ntawm kev xeb
● Txo kev sib txhuam
● Tshem tawm cov qhov tsis zoo ntawm qhov chaw
● Ntxuav cov khoom seem
● Ua ib txheej primer
● Kho qhov loj me

Ntawm Kachi, Peb pab neeg kws tshaj lij yuav qhia txog kev kho kom zoo nkauj thiab cov txheej txheem tiav kom ua tiav koj cov txiaj ntsig xav tau. Koj tuaj yeem xaiv qhov tiav zoo tshaj plaws uas txhawb nqa thiab tiv thaiv cov tsos ntawm cov khoom siv tshuab. Cov txheej txheem kho kom zoo nkauj uas twb muaj lawm suav nrog hauv qab no:

Anodize

Anodize yog ib qho txheej txheem electrolytic passivation uas ua rau cov txheej oxide ntuj loj hlob ntawm cov khoom txhuas kom tiv thaiv kev hnav thiab xeb, nrog rau cov teebmeem zoo nkauj.

Kev Siv Hlaws Hniav

Kev tua phom siv lub dav hlau siab ntawm cov xov xwm abrasive los siv cov xim matte, sib xws rau ntawm qhov chaw ntawm cov khoom.

Kev siv hluav taws xob

Kev plating nickel yog ib txoj kev siv los electroplate ib txheej nyias nyias ntawm nickel rau ntawm ib qho hlau. Cov plating no tuaj yeem siv rau kev tiv thaiv xeb thiab hnav, nrog rau kev kho kom zoo nkauj.

Kev txhuam hniav

Cov khoom siv CNC machining raug txhuam tes rau ntau qhov kev taw qhia. Qhov saum npoo du thiab ci ntsa iab me ntsis.

Chromate

Kev kho chromate siv cov chromium compound rau ntawm qhov chaw hlau, ua rau cov hlau muaj qhov tiav uas tiv taus xeb. Hom kev ua tiav ntawm qhov chaw no kuj tseem tuaj yeem ua rau cov hlau zoo nkauj, thiab nws yog lub hauv paus zoo rau ntau hom xim pleev. Tsis yog li ntawd xwb, tab sis nws kuj tseem tso cai rau cov hlau kom khaws nws cov hluav taws xob conductivity.

Kev pleev xim

Kev pleev xim yog kev txau ib txheej xim rau ntawm qhov chaw ntawm qhov khoom. Cov xim tuaj yeem phim nrog tus lej xim Pantone uas tus neeg siv khoom xaiv, thaum cov xim tiav yog los ntawm matte mus rau gloss mus rau metallic.

Oxide dub

Cov oxide dub yog ib txheej txheej hloov pauv zoo ib yam li Alodine uas siv rau hlau thiab stainless hlau. Nws feem ntau yog siv rau qhov zoo nkauj thiab rau kev tiv thaiv xeb me ntsis.

Kev cim ib feem

Kev cim ib feem yog ib txoj hauv kev pheej yig los ntxiv cov logos lossis cov ntawv sau tshwj xeeb rau koj cov qauv tsim thiab feem ntau siv rau kev cim npe tshwj xeeb thaum lub sijhawm tsim khoom puv ntoob.

Khoom	Muaj Qhov Tiav Nto	Kev Ua Haujlwm	Txheej Txheej	Qhov tuab	Tus Qauv	Cov Khoom Siv Tsim Nyog
1	Ntshiab Anodize	Kev tiv thaiv oxidation, tiv thaiv kev sib txhuam, kho kom zoo nkauj daim duab	Ntshiab, Dub, Xiav, Ntsuab, Kub, Liab	20-30μm	ISO7599, ISO8078, ISO8079	Aluminium thiab nws cov hlau
2	Hard Anodize	Anti-oxidizing, Anti-stacic, ua rau kom tsis txhob muaj zog thiab tawv nqaij, kho kom zoo nkauj	Dub	30-40μm	ISO10074, BS/DIN 2536	Aluminium thiab nws cov hlau
3	Alodine	Ua kom tsis txhob xeb, txhim kho qhov qauv ntawm qhov chaw thiab kev huv si	Ntshiab, tsis muaj xim, daj ntseg, xim av, grey, lossis xiav	0.25-1.0μm	Mil-DTL-5541, MIL-DTL-81706, Cov qauv Mil-spec	Ntau yam hlau
4	Chrome Plating / Chrome Plating nyuaj	Kev tiv thaiv corrosion, ua rau qhov nyuaj ntawm qhov chaw thiab kev puas tsuaj, Anti = xeb, kho kom zoo nkauj	Kub, Nyiaj ci ntsa iab	1-1.5μm Nyuaj: 8-12μm	Kev Qhia Tshwj Xeeb SAE-AME-QQ-C-320, Chav Kawm 2E	Aluminium thiab nws cov hlau Hlau thiab nws cov alloy
5	Kev Siv Hluav Taws Xob Nickel Plating	Kho kom zoo nkauj, tiv thaiv xeb, txhim kho qhov nyuaj, tiv thaiv corrosion	Kaj lug, daj daj	3-5μm	MIL-C-26074, ASTM8733 THIAB AMS2404	Ntau yam hlau, hlau thiab Aluminium alloy
6	Kev Sib Txuas Zinc	Tiv thaiv xeb, kho kom zoo nkauj, ua kom tsis txhob xeb	Xiav, Dawb, Liab, Daj, Dub	8-12μm	ISO/TR 20491, ASTM B695	Varioius Hlau
7	Kub / Nyiaj Plating	Kev siv hluav taws xob thiab electro-magnetic nthwv dej, kho kom zoo nkauj	Kub dua, Nyiaj ci ntsa iab	Kub: 0.8-1.2μm Nyiaj: 7-12μm	MIL-G-45204, ASTM B488, AMS 2422	Hlau thiab nws cov alloy
8	Oxide dub	Tiv thaiv xeb, kho kom zoo nkauj	Dub, Xiav dub	0.5-1μm	ISO11408, MIL-DTL-13924, AMS2485	Hlau tsis xeb, Hlau Chromium
9	Xim Hmoov / Pleev Xim	kev tiv thaiv corrosion, kho kom zoo nkauj	Dub los yog ib qho Ral code lossis Pantone number	2-72μm	Tus qauv ntawm lub tuam txhab sib txawv	Ntau yam hlau
10	Kev Siv Cov Hlau Stainless	Tiv thaiv xeb, kho kom zoo nkauj	Tsis muaj kev ceeb toom	0.3-0.6μm	ASTM A967, AMS2700 & QQ-P-35	Hlau tsis xeb

Kev Kho Mob Kub

Kev kho cua sov yog ib kauj ruam tseem ceeb hauv kev ua haujlwm precision. Txawm li cas los xij, muaj ntau tshaj ib txoj hauv kev los ua tiav nws, thiab koj xaiv kev kho cua sov nyob ntawm cov ntaub ntawv, kev lag luam thiab kev siv zaum kawg.

Kev Pab Kho Mob Kub

Kev kho hlau kubKev kho hlau kub yog cov txheej txheem uas hlau raug cua sov lossis txias hauv ib puag ncig uas tswj hwm nruj kom tswj tau cov khoom siv lub cev xws li nws qhov yooj ywm, kev ruaj khov, kev tsim khoom, qhov nyuaj, thiab lub zog. Cov hlau kho kub yog qhov tseem ceeb rau ntau yam lag luam suav nrog kev lag luam aerospace, automotive, computer, thiab cov khoom siv hnyav. Cov khoom siv kho kub (xws li cov ntsia hlau lossis cov brackets cav) tsim nqi los ntawm kev txhim kho lawv qhov kev hloov pauv thiab kev siv tau.

Kev kho cua sov yog ib qho txheej txheem peb kauj ruam. Ua ntej, cov hlau raug cua sov rau qhov kub tshwj xeeb uas xav tau los ua kom muaj kev hloov pauv raws li xav tau. Tom qab ntawd, qhov kub yuav raug tswj kom txog thaum cov hlau tau raug cua sov sib npaug. Tom qab ntawd qhov chaw cua sov raug tshem tawm, cia cov hlau txias tag.

Hlau yog cov hlau uas raug kho cua sov feem ntau tab sis cov txheej txheem no tau ua tiav rau lwm cov ntaub ntawv:

● Txhuas
● Tooj dag
● Tooj liab
● Hlau cam khwb cia

● Tooj liab
● Hastelloy
● Inconel

● Nickel
● Yas
● Cov Hlau Tsis Xeb

Cov Kev Xaiv Kho Mob Kub Sib Txawv

nto-8 Kev ua kom tawv:Kev ua kom tawv yog ua los kho cov hlau tsis zoo, tshwj xeeb tshaj yog cov uas cuam tshuam rau kev ruaj khov tag nrho. Nws yog ua los ntawm kev ua kom sov hlau thiab tua nws sai sai thaum nws mus txog cov yam ntxwv xav tau. Qhov no khov cov khoom me me kom nws tau txais cov yam ntxwv tshiab.

Kev Kub Hnyiab:Feem ntau siv rau txhuas, tooj liab, hlau, nyiaj lossis tooj dag, kev ua kom kub hnyiab yog siv cua sov hlau kom kub heev, tuav nws rau ntawd thiab cia nws maj mam txias. Qhov no ua rau cov hlau no yooj yim dua rau kev ua haujlwm kom zoo nkauj. Tooj liab, nyiaj thiab tooj dag tuaj yeem txias sai lossis qeeb qeeb, nyob ntawm seb daim ntawv thov siv li cas, tab sis hlau yuav tsum txias qeeb qeeb lossis nws yuav tsis kub hnyiab zoo. Qhov no feem ntau ua tiav ua ntej kev siv tshuab kom cov khoom siv tsis puas thaum lub sijhawm tsim khoom.

Kev Ua Kom Zoo Li Qub:Feem ntau siv rau ntawm cov hlau, kev ua kom zoo li qub txhim kho kev siv tshuab, kev ywj pheej thiab lub zog. Hlau kub txog li 150 txog 200 degrees kub dua li cov hlau siv hauv cov txheej txheem annealing thiab khaws cia rau ntawd kom txog thaum qhov kev hloov pauv xav tau tshwm sim. Cov txheej txheem yuav tsum tau hlau kom txias cua kom tsim cov noob ferritic refined. Qhov no kuj tseem muaj txiaj ntsig zoo rau kev tshem tawm cov noob columnar thiab dendritic segregation, uas tuaj yeem ua rau qhov zoo thaum casting ib feem.

Kev kub ntxhov:Cov txheej txheem no yog siv rau cov hlau ua los ntawm cov hlau, tshwj xeeb tshaj yog hlau. Cov hlau no nyuaj heev, tab sis feem ntau tawg yooj yim rau lawv lub hom phiaj. Kev kho kom sov ua rau hlau kub txog qhov kub qis dua qhov tseem ceeb, vim qhov no yuav txo qhov tawg yooj yim yam tsis ua rau lub zog tawv. Yog tias tus neeg siv khoom xav tau kev ua kom zoo dua qub nrog qhov nyuaj thiab lub zog tsawg dua, peb ua kom hlau kub txog qhov kub siab dua. Txawm li cas los xij, qee zaum, cov ntaub ntawv tiv taus kev kho kom sov, thiab nws yuav yooj yim dua los yuav cov ntaub ntawv uas twb tau kho kom tawv lossis kho kom tawv ua ntej ua haujlwm.
Kev ua kom lub plhaub tawv: Yog tias koj xav tau qhov chaw tawv tab sis lub plawv mos dua, kev ua kom lub plhaub tawv yog qhov zoo tshaj plaws. Qhov no yog ib qho txheej txheem rau cov hlau uas muaj cov pa roj carbon tsawg dua, xws li hlau thiab hlau. Hauv txoj kev no, kev kho cua sov ntxiv cov pa roj carbon rau ntawm qhov chaw. Koj feem ntau yuav xaj qhov kev pabcuam no tom qab cov khoom raug tshuab kom koj tuaj yeem ua rau lawv ruaj khov dua. Nws yog ua los ntawm kev siv cua sov siab nrog lwm cov tshuaj, vim tias qhov ntawd txo qhov kev pheej hmoo ntawm kev ua rau qhov khoom tawg yooj yim.

Kev laus:Tseem hu ua precipitation hardening, cov txheej txheem no ua rau cov hlau mos dua muaj zog dua. Yog tias hlau xav tau kev ua kom tawv ntxiv dhau ntawm nws cov qauv tam sim no, precipitation hardening ntxiv cov khoom tsis huv kom ua rau muaj zog dua. Cov txheej txheem no feem ntau tshwm sim tom qab siv lwm txoj hauv kev, thiab nws tsuas yog tsa qhov kub mus rau qib nruab nrab thiab txias cov khoom sai sai. Yog tias tus kws tshaj lij txiav txim siab tias kev laus ntuj yog qhov zoo tshaj plaws, cov khoom siv raug khaws cia rau hauv qhov kub txias dua kom txog thaum lawv mus txog cov khoom xav tau.