Yog tias cov tshuab dhos zoo tib yam thiab tshuab dhos uas siv tau ntev tsis tau hloov kho, thiab tsuas yog CNC tshuab dhos tshiab tau yuav, nws yuav ua rau cov cuab yeej siv tau zoo rau ntau lub tuam txhab. Yog li ntawd, CNC retrofitting ntawm zoo tib yam tshuab dhos thiab tshuab dhos uas tau siv rau lub sij hawm ntev yog ib txoj hauv kev uas yuav tsis raug rau cov tuam ntxhab.
Vim hais tias CNC retrofitting yog ib txoj kev nyuaj thiab chaotic rau retrofitting manufacturers, yuav ua li cas tswj qhov zoo ntawm lub retrofitted CNC tshuab cuab yeej yog ib qho teeb meem peb tau tshawb nrhiav. Ntawm no, peb yuav tham txog yuav ua li cas tswj tau zoo rau retrofitted CNC lathes.
CNC retrofitting ntawm zoo tib yam tshuab dhos yog muab faib ua lub tshuab tshiab retrofitting thiab qub tshuab retrofitting. Lub tshuab tshiab retrofitting suav nrog tus neeg siv yuav ib lub tshuab dhos zoo tib yam lossis tus qauv tshuab dhos (xa mus rau lub tshuab dhos nrog tsuas yog lub taub hau thiab txoj kab ntev thiab kev sib hloov), thiab cov chaw tsim khoom siv rov qab ua CNC retrofitting raws li tus neeg siv khoom xav tau. Lub tshuab qub retrofitting yog hais txog cov neeg siv kho dua tshiab uas twb tau siv tshuab dhos zoo tib yam lossis CNC tshuab dhos thiab ua CNC retrofitting. Lub tshuab qub retrofitting suav nrog overhauling tshuab dhos thiab hloov cov neeg siv- siv tshuab qhov chaw.
Ntawm no, peb yuav tham luv luv txog cov txheej txheem tswj kev tswj xyuas zoo, cov ntsiab lus tseem ceeb, thiab kev tshuaj xyuas cov txheej txheem rau retrofitted CNC lathes.
Ob lub tshuab tshiab retrofits thiab overhauls ntawm qub lathes yuav tsum tau cov nram qab no zoo tib yam kev hloov kho:
① Hloov X-axis thiab Z-axis lead screws, bearings, thiab motors.
② Ntxiv cov khoom siv hluav taws xob thiab cov khoom siv spindle.
③ Ntxiv ib qho kev tsav tsheb axial, txwv kev hloov pauv kom txwv tsis pub dhau mus, lub zaus hloov pauv (yog tias xav tau los ntawm tus neeg siv khoom), thiab lwm yam khoom siv hluav taws xob tsim nyog rau kev ua haujlwm thiab kev nyab xeeb.
④ Ua qhov sib txuam thiab khawb ntawm qhov chaw txhawb nqa ntawm ob qho kawg ntawm X-axis thiab Z-axis lead screws, lub pob ntsia hlau txhawb nqa bracket thiab lub eeb, thiab lub txaj thiab lub eeb taw qhia khub.
⑤ Ntxiv cov chaw tiv thaiv raws li xav tau, xws li cov npog tiv thaiv rau cov ntsia hlau txhuas hauv txhua qhov kev taw qhia, lub qhov rooj ruaj ntseg, thiab cov cuab yeej tiv thaiv rau cov kev txwv hloov.
Qhov sib txawv ntawm lub tshuab tshiab retrofits thiab overhauls ntawm qub lathes:
① Lub tshuab tshiab retrofits tsis tas yuav hloov kho rau lub spindle thiab tailstock; tsis muaj kev hloov kho ntxiv rau qhov spindle thiab tailstock yog qhov tsim nyog.
② Vim yog siv ntev, cov kev taw qhia ntawm cov tshuab dhos qub uas tau txais kev kho dua tshiab tau hnav. Txhawm rau xyuas kom ntev ntev - siv lub sij hawm tsis muaj deformation tom qab lub overhaul, yuav tsum muaj txheej txheem quenching, ua raws li txoj kev sib tsoo. Lub hardness ntawm txoj kev hauv av yuav tsum siab dua los yog sib npaug rau HRC47.
③ Lub spindle thiab tailstock ntawm cov qub lathes nyob rau hauv loj overhauls yuav tsum tau hloov thiab kho raws li cov neeg xav tau kev pab.
Kev tshuaj xyuas Precision yog ib qho tseem ceeb ntawm ob qho tib si kev hloov kho tshuab tshiab thiab kev hloov kho loj. Kev tshuaj xyuas Precision ua raws li JB/T8324.1-1996 "CNC Kab rov tav Lathes - Precision".
Lub precision zoo tswj rau tshiab tshuab dhos hloov kho yog raws li nram no:
① Scraping tshuaj xyuas. Kev hloov kho tshuab dhos tshiab suav nrog kev khawb qhov chaw txhawb nqa ntawm ob qho kawg ntawm X thiab Z axis lead screws, scraping lub pob ntsia hlau khub bracket thiab eeb, thiab scraping lub txaj thiab eeb guideway khub. Lub spindle thiab tailstock ntawm lub tshuab dhos tseem untouched. Cov kev tshuaj ntsuam xyuas muaj raws li hauv qab no: ① Siv cov xim rau cov mating nto, sib sau ua ke cov mating nto, thiab txhuam lawv ua ke. Tom qab ntawd, txheeb xyuas tus naj npawb ntawm cov ntsiab lus ntawm qhov khawb ntawm qhov khawb thiab tshawb xyuas qhov ntsuas qhov haum ntawm qhov sib koom ua ke siv lub ntsuas ntsuas ntsuas.
② Parallelism tshuaj xyuas ntawm cov ntsia hlau thiab cov lus qhia kev tsheb ciav hlau: Thaum sib sau cov ntsia hlau txhuas, qhov sib npaug ntawm cov ntsia hlau txhuas thiab cov kev taw qhia rail yuav tsum tsawg dua lossis sib npaug li 0.02mm.
③ Hauv G1 kev tshuaj xyuas qhov tseeb, qhov ncaj ntawm cov lus qhia rail nyob rau hauv lub dav hlau ntsug (tsuas yog convexity tau tso cai) yuav tsum tau lees paub los ntawm cov chaw tsim khoom siv tshuab dhos zoo tib yam thiab tsis yog cov khoom tseem ceeb tshuaj xyuas.
④ Lub precision ntawm spindle nyob rau hauv cov khoom G4, G5, thiab G6 nyob rau hauv qhov kev soj ntsuam precision yuav tsum tau guaranteed los ntawm cov zoo tib yam tshuab dhos chaw tsim tshuaj paus thiab tsis yog ib qho tseem ceeb soj ntsuam cov khoom.
⑤ Qhov sib npaug ntawm qhov siab ntawm lub taub hau thiab cov tailstock cov chaw hauv cov khoom G11 yuav tsum tau lees paub los ntawm cov chaw tsim khoom siv tshuab dhos zoo tib yam thiab tsis yog qhov tseem ceeb ntawm cov khoom zoo rau cov chaw tsim khoom hloov kho.
Kev tshuaj xyuas Precision rau cov neeg siv- Kho tshuab dhos hloov kho: Vim hais tias cov kev taw qhia kev tsheb ciav hlau tau hauv av, datum nto tau hloov. Yog li ntawd, tag nrho cov khoom nyob rau hauv qhov kev soj ntsuam precision yuav tsum tau soj ntsuam thiab nruj me ntsis tswj kom paub tseeb tias qhov kev ua tau zoo tom qab hloov kho.
Lwm Cov Ntsiab Cai Tswjfwm Zoo rau Kev Hloov Kho Tshuab Lathes thiab Cov Tshuab Tshiab Retrofits:
1. Kev tshuaj xyuas xeb: Tshawb xyuas tag nrho cov lus qhia kab rov tav thiab ntsug, spindle, spindle flange, thiab tailstock hollow lub tes tsho.
2. Txhua qhov chaw uas tsis tau pleev xim rau yuav tsum tau tiv thaiv xeb, xws li ntxuav thiab lubrication nrog roj. Scraped nto, txhuas screws, thiab bearings yuav tsum tau muab ntxuav kom huv si ua ntej sib dhos, kom tsis txhob muaj cov hmoov txhuas liab, hlau filings, los yog lwm yam khoom paug. Sab hauv ntawm lub thawv hluav taws xob thiab lub hau npog yuav tsum tsis muaj plua plav thiab av.
3. Kev tshuaj xyuas qhov dej: Spindle bearings thiab cov iav hauv cov tshuab dhos overhauled yuav tsum tau lubricated. Axial lead screws thiab bearings nyob rau hauv ob qho tib si overhauled thiab tshiab tshuab dhos retrofits yuav tsum tau lubricated thiab muaj cua txias. Yuav tsum tsis txhob muaj cov dej xau ntawm cov roj lubrication thiab cov dej txias, cov roj tank, lossis cov dej tso dej.
4. Tshuab cuab yeej suab nrov, kub nce, ceev, thiab Idle khiav kev xeem:
① Lub spindle yuav tsum tsis tu ncua idled ntawm ntau yam ceev rau 4 feeb, nrog lub siab tshaj plaws khiav lub sij hawm tsis tsawg tshaj li 2 teev. ① Lub sijhawm ua haujlwm tsis siv neeg lub tshuab yuav tsum muaj ntau dua lossis sib npaug li 16 teev, nrog rau kev simulated idle khiav kev sim ua rau kev ua haujlwm ntawm lub voj voog xws li lub voj voos, xov, cov kab nruab nrab sab nraud, thiab lub ntsej muag kawg.
② Tom qab spindle bearing kub stabilizes, ntsuas qhov bearing kub thiab kub nce. Rau dov bearings: kub tsawg dua los yog sib npaug rau 70 degree, kub nce Tsawg dua los yog sib npaug rau 40 degree; rau zawv zawg bearings: kub tsawg dua los yog sib npaug rau 60 degree, kub nce Tsawg dua los yog sib npaug rau 30 degree.
③ Lub tshuab cuab yeej lub suab nrov nyob rau hauv qhov chaw khiav haujlwm yuav tsum tsawg dua lossis sib npaug li 83dB(A), thiab yuav tsum tsis muaj suab nrov txawv txav lossis cuam tshuam. Pub txav ntawm txhua qhov kev taw qhia yuav tsum du, tsis muaj kev vibration tseem ceeb, sib tham, lossis nkag.
④ Cov cuab yeej siv lub tshuab yuav tsum tau ua qhov kev sim ua haujlwm tsis tu ncua, tsis muaj qhov yuam kev, kev ua haujlwm ruaj khov, thiab ruaj khov nyob rau hauv lub sijhawm ua haujlwm tsis tu ncua.
5. Kev hloov kho nrog cov neeg siv- hloov cov khoom siv (nrog rau kev kho cov cuab yeej siv tshuab): Vim muaj ntau qhov kev hloov kho uas cuam tshuam nrog kev hloov cov khoom ntawm lub tshuab dhos, cov khoom tseem ceeb yog cov kabmob spindle, axial lead ntsia hlau, axial motor, axial bearing, thiab system.
① Hloov cov kabmob spindle: Txij li thaum hloov cov kabmob spindle yog los xyuas kom meej qhov tseeb ntawm kev ua haujlwm ntawm lub tshuab sab nraud thiab lub ntsej muag kawg, lub suab nrov spindle yuav tsum tau kuaj ua ntej tom qab hloov cov kabmob. Raws li ib txwm muaj, tag nrho cov tshuab suab nrov yuav tsum tsis pub tshaj 83dB(A). Tom qab ntawd, qhov tseeb machining thiab nto roughness ntawm machined workpiece raug soj ntsuam.
② Hloov cov ntsia hlau axial thiab xyuas: Txheeb xyuas qhov tseeb ntawm txhua qhov kev taw qhia kom ntseeg tau tias nws nyob hauv qhov kev teev tseg. Lub tshuab yuav tsum khiav zoo yam tsis muaj kev cuam tshuam lub suab nrov lossis kev cuam tshuam thaum lub sij hawm axial txav. Hloov lub axial lub cev muaj zog: Txij li thaum lwm yam khoom tsis tau hloov kho, kev tshuaj xyuas tsuas yog xyuas lub suab nrov ntawm lub tshuab ua haujlwm. Yuav tsum tsis muaj qhov txawv txav ntawm lub suab nrov lossis kev cuam tshuam thaum lub sijhawm txav axial. Tshawb xyuas nws cov axial backlash los tiv thaiv cov teeb meem sib dhos uas tuaj yeem ua rau lub backlash ua tsis tau raws li qhov yuav tsum tau ua.
③ Hloov cov kabmob axial: Thaum hloov cov kabmob axial, lub axial backlash yuav tsum ua tau raws li qhov yuav tsum tau ua, thiab tsis muaj suab nrov txawv txav yuav tsum raug kuaj pom.
④ Hloov lub kaw lus thiab xyuas: Thaum hloov lub kaw lus, tsuas yog kuaj xyuas qhov ua haujlwm. Tshawb xyuas lub tswb thiab ib txhij tshawb xyuas cov xov rau kev ua haujlwm ib txwm (rau tshuab dhos nrog encoders).
