Cov EDM Machines: Cov qaug ntawm kev kho cov ntaub ntawv txaus siab

Thaum cov khoom siv txhais tshuaj ua haujlwm tsis tuaj yeem rau lub steel uas tau muab faib los, carbide, lossis cov alloys tshiab, Tshuab EDM yeej ntsuas los ua lub tshuab tseem ceeb. Cov khoom siv EDM siv cov kev txhais tshuaj uas tau muab qhia kom paub los txhais cov ntaub ntawv nrog kev tswj hwm zoo heev, txhob muab kev puas tsuaj ntawm cov khoom siv uas yog qhov cuam tshuam rau cov khoom siv txhais tshuaj ua haujlwm tsis tuaj yeem, muab qhov kev txhais tshuaj mus rau qhov twg, lossis tsis tuaj yeem ua haujlwm txhua yam. Qhov sib txawv ntawm qhov kev ua haujlwm no yog qhov tseem ceeb uas yog qhov ua rau cov khoom siv EDM tau dhau los ua qhov tseem ceeb rau cov kev lag luam uas ua haujlwm nrog cov ntaub ntawv zoo heev thiab txaus heev rau hauv qhov chaw ua haujlwm.

Cov khoom siv EDM ua hauj lwm ntawm qhov kev txhawb nqa ntawm qhov tshuaj nqaij, uas qhov tshuaj nqaij tsis pub rau ntawm lub electrode thiab cov khoom siv ua kom cov khoom siv tau txais los ntawm qhov kev txhawb nqa ntau dua. Vim tias cov khoom siv EDM txais cov khoom siv los ntawm qhov kev txhawb nqa thiab tsis ua los ntawm qhov kev txais los ntawm qhov kev ua hauj lwm, qhov ntxiv ntawm cov khoom siv ua yuav tsis muaj qhov tswv yim rau qhov kev ua hauj lwm. Qhov no ua cov khoom siv EDM yog qhov zoo heev rau cov qhov chaw uas qhov ntxiv ntawm cov khoom siv, qhov ntsuab thiab qhov kev ua hauj lwm zoo li cas yuav ua rau qhov kev ua hauj lwm tshiab tsis tuaj yeem los ntawm qhov kev ua hauj lwm tshiab los yog tsis muaj. Koj yuav paub txog cov qhov zoo no yuav pab cov neeg ua khoom, cov neeg ua khoom thiab cov neeg ua hauj lwm tom qab paub txog qhov xwm txheej uas yuav tsum siv cov khoom siv EDM rau hauv qhov chaw ua hauj lwm.

Qhov qhov zoo tseem ceeb ntawm cov khoom siv EDM rau cov khoom siv ntxiv

Qhov ntxiv tsis yog qhov khaub ncag rau cov khoom siv EDM

Qhov yooj yim tshaj plaws ntawm cov khoom siv EDM rau kev kho cov khoom uas muaj qhov ntsuas ntau yog tias nws tsis txhawb nkaus rau qhov ntsuas ntawm cov khoom uas tau kho. Cov kev kho ntawm kev kho thiab kev kho ntawm kev kho tshwj xeeb yog nyob rau hauv kev siv cov khoom siv uas yuav tsum muaj qhov ntsuas ntau dua cov khoom uas tau kho, thiab qhov no ua rau muaj qhov kub tshaj plaws thaum kho cov khoom uas muaj qhov ntsuas ntau li cov khoom siv kho tshwj xeeb, cov khoom siv carbide uas tau kho, lossis cov khoom siv polycrystalline. Cov khoom siv EDM tsis mus rau qhov kub no. Vim tias kev kho cov khoom siv EDM yog ua los ntawm kev siv lub cev uas muaj kev tawg (spark discharge energy) tsis yog kev kho ntawm kev tawg (mechanical shear), yog li cov khoom siv uas muaj qhov ntsuas ntau dua 60 HRC tuaj yeem kho los ntawm kev siv cov khoom siv zoo ib yam li cov khoom siv uas muaj qhov ntsuas ntau.

Daim qab no yog qhov uas ua rau cov khoom siv EDM muaj qhov tseem ceeb heev rau kev tsim cov khoom siv thiab cov khoom siv tshuaj, uas cov ntaub ntawv hlau siv rau kev tsim khoom yuav tsum tau txais kev txhim kho kom zoo kawg ua ntej li kev tsim kom zoo kawg, kom cov khoom tsis hloov qhov loo. Nrog rau cov khoom siv EDM, cov neeg tsim khoom tuaj yeem tsim cov khoom tom qab tau txais kev txhim kho kom zoo kawg tag nrho, thiab tsis muaj kev hloov qhov loo uas feeb tshaj plaws thaum cov khoom tau txais kev txhim kho kom zoo kawg thiab tau txais kev tshuaj ntxiv los ntawm kev tsim khoom tshwj xeeb. Qhov uas tau txais yog kev tswj qhov loo zoo dua thiab kev tsim khoom zoo dua rau txhua yam khoom uas tau tsim.

Kev cuam tshuam ntawm kev cuam tshuam hauv qab thiab qhov chaw ntsuas ntawm cov khoom siv EDM

Cov EDM machines tsis siv qhov kev txuas nrog rau cov khoom uas yuav tsum tau ua kom zoo hauv qhov kev ua kom zoo. Qhov kev tsis txuas nrog no yog qhov uas cov EDM machines tsis muaj kev txuas nrog rau cov khoom uas yuav tsum tau ua kom zoo hauv qhov kev ua kom zoo. Rau cov khoom uas muaj qhov ntau thiab qhov tshuaj, los ntawm cov ceramics, carbide compacts, thiab hardened bearing steels, no yog qhov txaus siab. Cov kev ua kom zoo tshwj xeeb rau cov khoom no yuav muaj kev nyuaj rau cov khoom, kev tawg, thiab kev pov tseg hauv qhov khoom uas yuav tsum tau ua kom zoo uas yuav ua rau cov khoom tsis zoo thiab tsis tuaj yeem siv dua. Cov EDM machines tsis muaj kev nyuaj no, thiab muaj kev ua kom zoo uas muaj qhov zoo hauv qhov khoom uas yuav tsum tau ua kom zoo.

Kev zoo thiab qhov kev ua kom zoo ntawm cov EDM machines

Cov kev ua kom zoo uas ntau thiab qhov kev ua kom zoo uas txaus

Cov khoom siv EDM yog qhov zoo heev rau kev tsim cov duab ntsuas hauv, cov qhov kawg hauv uas muaj txoj cai, cov qhov kawg hauv uas loj thiab nyob deep, thiab cov duab hauv uas muaj ntau yam. Cov duab no tsis tuaj yeem ua los ntawm cov khoom siv tshuab uas tshuab los ntawm qhov rov qab. Piv txwv li, cov khoom siv EDM uas tshem cov duab hauv (die-sinking EDM) yog qhov tshem cov duab 3D ntawm cov khoom siv uas muaj duab los ntawm cov khoom siv uas muaj duab los rau hauv cov khoom siv. Qhov kev ua no yog qhov txaus siab heev rau kev tsim cov khoom siv rau kev tshem cov duab hauv (injection mold cavities), cov khoom siv rau kev tshem cov duab hauv (forging dies), thiab cov khoom siv rau kev tshem cov duab hauv (stamping tools), uas txhua yam no xav tau cov qhov kawg uas muaj duab tshwj xeeb rau hauv cov khoom siv steel uas muaj qhov ntxiv ntau. Cov khoom siv EDM tuaj yeem ua tau cov qhov ntxiv ntau uas nyob rau hauv qhov ntxiv ntau ntawm qhov micrometers, uas yog qhov txaus rau cov kev tswj hwm tshwj xeeb tshaj plaws.

Cov khoom siv wire-cut EDM tuaj yeem tshuaj ntau dua qhov kev tshuaj ntawm cov khoom siv uas muaj qhov kev tshuaj zoo heev rau qhov kev tshuaj ntawm qhov kev tshuaj 2D, thiab tuaj yeem tsim cov khoom siv uas tshuaj los ntawm cov khoom siv uas muaj qhov kev tshuaj zoo heev (punches), cov khoom siv uas tshuaj los ntawm cov khoom siv uas muaj qhov kev tshuaj zoo heev (inserts), thiab cov khoom siv uas muaj qhov kev tshuaj zoo heev (fine-pitch components) los ntawm cov khoom siv uas muaj qhov kev tshuaj zoo heev (hardened plate stock) tsis muaj kev nyuaj siab rau qhov kev tshuaj ntawm qhov kev tshuaj (thermal distortion) los ntawm qhov kev tshuaj (cutting heat). Vim tias cov khoom siv EDM tuaj yeem tswj qhov kev tshuaj (spark gap) zoo heev los ntawm cov khoom siv tswj (servo feedback systems), qhov kev tshuaj zoo heev (dimensional repeatability) rau hauv qhov kev tshuaj (batch) tuaj yeem tswj tau zoo heev, thiab txog rau kev txiav tawm qhov kev tshuaj (manual fitting) thiab kev tshuaj dua (rework) rau hauv qhov kev tshuaj (downstream assembly operations).

Qhov kev tshuaj zoo heev (Fine Surface Finish) rau hauv cov khoom siv uas muaj qhov kev tshuaj zoo heev (Hard Workpieces)

Kev ua kom zoo ntawm cov ntaub ntawv yog qhov xwm txheej ib tug uas cov khoom siv EDM muaj kev tshuav tsis raug rau cov khoom siv grinding lossis hard milling thaum ua haujlwm rau cov ntaub ntawv yooj duab. Cov khoom siv EDM tuaj yeem sau kom ua cov kev ua kom zoo ntau dua, thiab txo qhov energy discharge raws li cov ntsiab ntawm kev ua kom zoo kom tau qhov roughness ntawm cov ntaub ntawv nyob rau hauv 0.4 micrometers lossis tsawg dua rau cov steel uas tau ua kom zoo. Qhov kev ua kom zoo no yog qhov tseem ceeb rau cov kab laug ntawm cov khoom siv mold, vim tias qhov kev ua kom zoo ntawm cov ntaub ntawv tuaj yeem sib koom rau qhov kev ua kom zoo ntawm cov khoom plastic uas tau ua los ntawm cov khoom siv no. Cov khoom siv EDM ua qhov no tsis tas yuav cov khoom siv abrasive tshiab lossis cov kev tswj xyuas tshiab uas sib koom rau cov kev ua haujlwm grinding.

Cov kev tshuav tsis raug thiab cov kev tshuav tsis raug ntawm cov khoom siv EDM

Txo qhov kev puas tsuaj ntawm cov khoom siv thiab qhov kev tswj xyuas yooj yim

Cov khoom siv EDM txhais tau tias tsis muaj kev sib koom ntawm cov khoom siv thiab cov khoom uas yuav tau siv los ua haujlwm, uas txhais tau tias tsis muaj kev puas tsuaj ntawm cov khoom siv raws li kev sib koom rau hauv qhov chaw uas nyob deb. Hauv cov haujlwm uas siv cov khoom siv carbide lossis cov khoom siv steel uas tau txais kev ntxuag, cov khoom siv milling uas siv tau yuav puas tsuaj ntau thiab yuav tsum tau siv ntau dua, uas ua rau ntau dua cov kos ntaub thiab kev lag luam ntawm cov khoom siv rau kev sib kho. Cov khoom siv EDM siv cov khoom siv graphite lossis copper, cov khoom uas puas tsuaj ntau hauv qhov kev txiav txim los ua haujlwm. Cov khoom siv EDM tshiab tau muab tshem tawm cov kev sib kho rau kev puas tsuaj ntawm cov khoom siv thaum siv, uas txhais tau tias cov khoom siv yuav nyuaj ntau dua thiab txhais tau tias yuav muaj kev sib kho ntau dua rau kev siv ntau dua.

Kev tshuaj ntsuas rau cov khoom siv EDM kuj tau txais kev tshuaj ntsuas zoo rau kev ua haujlwm uas muaj qhov siab thiab qhov siab ntawm qhov siab uas yuav tsum tau ua rau cov khoom siv thiab cov khoom siv uas tsim los ua lub tswv yim. Cov khoom siv EDM tsis xav tau kev nyiaj qhov siab thiab kev tswj qhov cuam tshuam uas cov khoom siv milling tshwj xeeb xav tau thaum muaj qhov siab siab heev. Ntawd yog li cas uas cov khoom siv EDM tau txais rau cov khoom siv uas tsis muaj cov khoom siv machining tshwj xeeb thiab tab sis xav tau kev ua haujlwm rau cov khoom siv uas muaj qhov siab thiab muaj kev sib tw zoo.

Kev sib sod rau cov alloys uas tsis tuaj yeem ua haujlwm

Tsis yog tsis siv lub steel rau cov khoom siv, EDM machines (cov khoom siv uas siv lub cim tshuaj) tau siv los ua cov khoom siv titanium alloys, Inconel superalloys, tungsten carbide composites, thiab cov khoom siv lwm yam uas nyuaj heev rau kev ua kom zoo los ntawm kev ua hauv qhov tseem ceeb. EDM machines ua cov khoom siv no raws li cov cim uas, thoob thaum nws yuav nyuaj dua kev ua hauv qhov tseem ceeb, nws yuav muaj qhov tseem ceeb thiab muaj qhov tseem ceeb rau kev ua. Rau cov neeg siv khoom siv rau aerospace thiab cov khoom siv rau kev kho mob uas tsis tuaj yeem txiav txim rau kev xaiv cov khoom siv, EDM machines muab cov kev ua hauv qhov tseem ceeb uas muaj qhov tseem ceeb thiab tsis tuaj yeem siv cov khoom siv hauv qhov tseem ceeb rau cov khoom siv nyuaj tshaj thiab cov khoom siv uas muaj kev txaus siab tshaj plaws rau cov khoom siv.

FAQ

Cov khoom siv nyuaj yuav ua li cas EDM machines tuaj yeem ua?

Cov khoom siv EDM tuaj yeem tsim cov ntaub ntawv zoo tshaj plaws thiab yuav raug rau qhov tseem ceeb, piv txwv li cov ntaub ntawv steel uas tau muaj kev ntsuas ntau, carbide, titanium alloys, Inconel, stainless steel, thiab cov ceramics tseem ceeb. Qhov teeb meem tseem ceeb yog tias cov ntaub ntawv yuav tsum muaj kev sib txuas hluav tais tawm, uas cov ntaub ntawv metallic zoo tshaj plaws tuaj yeem ua tau. Cov khoom siv EDM tsis haum rau cov ntaub ntawv uas tsis muaj kev sib txuas hluav tais tawm li glass lossis cov polymer composites uas tsis muaj ntaub ntawv ntxiv.

Cov khoom siv EDM haum rau kev tsim kho tshaj plaws rau cov khoom uas muaj ntaub ntawv zoo tshaj plaws los ntawm kev tsim kho tshaj plaws loj?

Cov khoom siv EDM yog qhov haum tshaj plaws rau kev tsim kho tshaj plaws tsawg rau sib ntsib, uas cov khoom yuav tsum muaj kev pheej xwm thiab kev tswj hwm zoo tshaj plaws. Rau kev tsim kho tshaj plaws loj heev thiab cov khoom uas muaj qhov kev ua haujlwm tsawg, cov kev ua haujlwm lwm yam tuaj yeem haum dua. Tiamsi, cov khoom siv EDM yog qhov haum tshaj plaws rau cov khoom siv hauv toolroom, cov khoom siv rau mold inserts, thiab cov precision dies uas kev tswj hwm zoo tshaj plaws yog qhov tseem ceeb dua kev ua haujlwm ntev. Cov khoom siv EDM nyob rau hauv lub caij no uas muaj cov features automation tuaj yeem pab ua kom kev ua haujlwm zoo dua rau cov kev siv haum.

Yog li cas lawv yuav sib piv lub cim tshuab EDM thiab lub cim tshuab grinding rau qhov kev tshuab cov ntaub ntawv zoo?

Lub cim tshuab grinding yog muaj txiaj ntsig rau qhov kev tshuab cov ntaub ntawv zoo uas muaj qhov chaw tshuab tsis muaj qhov kub thiab qhov chaw tshuab tawg, tab sis lub cim tshuab EDM yog muaj txiaj ntsig dua lub cim tshuab grinding thaum muaj qhov chaw tshuab uas muaj peb dimention thiab qhov chaw tshuab hauv qhov ntaub ntawv uas muaj qhov kub. Lub cim tshuab EDM tuaj yeem tshuab rau hauv qhov chaw uas tsis muaj qhov kub, rau hauv qhov chaw uas muaj qhov kub thiab rau hauv qhov chaw tshuab ntau yam uas lub cim tshuab grinding tsis tuaj yeem tshuab tau. Rau qhov chaw tshuab tsis muaj qhov kub, lub cim tshuab grinding uas muaj qhov tshuab zoo tuaj yeem tshuab tau qhov Ra zoo dua, tab sis lub cim tshuab EDM muaj qhov tshuab zoo dua rau qhov chaw tshuab uas muaj qhov kub thiab yog qhov tshuab uas muaj qhov tshuab zoo dua thaum qhov chaw tshuab uas muaj qhov kub yog qhov tshuab uas muaj qhov tshuab zoo dua.