Iav machining txheej txheem, txiav cov tsis tau thiab cov cuab yeej yuav tsum tau yog tias lub iav nyuaj dhau lawm yuav tsum muab thiab machining yuav tsum tau txhim kho

Iav yog lub ntsiab tseem ceeb xa cov khoom hauv lub tsheb kev lag luam. Feem ntau, txhua lub tsheb muaj 18 ~ 30 hniav. Qhov zoo ntawm cov iav ncaj qha cuam tshuam lub suab nrov, kev ruaj khov thiab kev pabcuam lub neej ntawm tsheb. Iav Ua Tshuab Tool yog ib qho cuab yeej siv tshuab nyuaj thiab cov khoom siv tseem ceeb hauv kev lag luam automotive. Lub ntiaj teb tsheb hom kev tsim khoom lag luam xws li Tebchaws Asmeskas, Lub Tebchaws Yelemees thiab Nyiv kuj yog Gearing Ua Tshuab Ua Tshuab Tool Manufacturing Powers. Raws li kev txheeb cais, ntau dua 80% ntawm cov tsheb cab hauv Suav teb tau ua tiav los ntawm cov iav ua khoom siv. Nyob rau tib lub sijhawm, kev lag luam tsheb tau noj ntau dua 60% ntawm cov iav ua cov cuab yeej siv tshuab, thiab lub tsheb lag luam tseem ceeb ib txwm yog lub cev ntawm kev siv tshuab.

Iav Ua Tshuab

1. Casting thiab khoob

Kev kub kub forging tseem tseem dav siv cov txheej txheem dawb paug rau cov txheej txheem hluav taws xob. Nyob rau hauv xyoo tsis ntev los no, hla Npoo Reding Technology tau muaj dav txhawb hauv cov ntaub machining. Cov thev naus laus zis no tshwj xeeb yog tsim nyog rau kev ua cov pob nyiaj ua haujlwm rau lub qhov rooj nyuaj. Nws tsis tsuas yog muaj qhov ntsuas siab, cov khoom siv txuas ntxiv, tab sis kuj tseem muaj kev ua haujlwm siab.

2. Dab tsi

Lub hom phiaj ntawm cov txheej txheem no yog kom tau lub hardness haum rau cov vaj tse tom ntej txiav thiab los npaj cov microstructure rau kev kho cua sov tshaj plaws, yog li kom tau txais kev kho cua sov. Cov khoom siv ntawm cov iav hlau siv yog feem ntau 20crmnti. Vim tias muaj kev cuam tshuam zoo ntawm cov neeg ua haujlwm, khoom siv thiab kev kho kom zoo dua qub thiab kev ua haujlwm loj dua ntawm cov khoom siv hluav taws xob, ua rau muaj kev phom sij kub thiab tsis tuaj yeem ua rau muaj qhov tsis zoo. Yog li ntawd, yog isothermal cov txheej txheem yog saws. Kev xyaum tau ua pov thawj tias kev ua haujlwm ib txwm muaj tuaj yeem hloov pauv qhov tsis zoo ntawm kev coj ua, thiab cov khoom lag luam zoo ruaj khov thiab ntseeg tau.

3. REMING

Txhawm rau kom tau raws li qhov ua kom haum cov kev cai siab-precision iav ua, cov iav blanks yog txhua yam los ntawm kev siv tshuab clamped yam tsis muaj kev yoog raws txoj kev tig. Kev ua ntawm lub qhov taub txoj kab uas hla, uas tsis yog tsuas yog ua kom muaj qhov loj me sib cais ntawm cov iav khoob khoob. Yog li, qhov tseeb ntawm cov iav qhov khoob yog txhim kho thiab machining zoo ntawm cov vaj tse yog kom ntseeg tau. Tsis tas li ntawd, qhov kev ua tau zoo ntawm nc tshuab dhos machining kuj zoo heev txo cov khoom siv thiab muaj kev lag luam zoo.

4. Hobbing thiab iav shopinging

Cov iav hobbing dog dig hobbing thiab cov iav cov duab yog tseem dav siv rau cov iav ua. Txawm hais tias nws yooj yim rau kho thiab tswj, kev ua haujlwm tau ntau yog tsawg. Yog tias muaj peev xwm loj tiav, muaj ntau lub tshuab yuav tsum tau tsim khoom nyob rau tib lub sijhawm. Nrog rau kev txhim kho cov thev naus laus zis thev naus laus zis, nws yooj yim heev los rov lub tsho tiv no hobs thiab plungers tom qab sib tsoo. Cov kev pabcuam lub neej muaj peev xwm txhim kho, feem ntau txhim kho, feem ntau los ntawm ntau dua 90%, txo lub sijhawm hloov pauv thiab sib tsoo, nrog cov txiaj ntsig tseem ceeb.

5. Shaving

Radial iav cov thev naus laus zis tau siv dav hauv kev tsim cov iav ntau vim yog nws cov kev xav tau ntawm cov qauv kev tsim qauv thiab cov taw qhia hniav. Vim tias lub tuam txhab tau yuav lub tuam txhab tshwj xeeb radial iav rau kev hloov pauv hauv cov ntawv thov ntawm cov thev naus laus zis ntawm no, thiab kev ua tau zoo yog ruaj khov thiab ntseeg tau.

6. Kev kho cua sov

Tsheb zog yuav tsum muaj carburizing thiab quenching kom ntseeg tau tias lawv cov khoom siv zoo. Cov cuab yeej siv kho cua sov nyob ruaj khov thiab txhim khu Lub tuam txhab tau qhia cov kab carburizing tas li thiab quenching ntau lawm kab ntawm German Lloyd's, uas tau ua tiav txaus siab tau txais kev kho kom sov.

7. Sib tsoo

Nws yog tsuas yog siv los ua kom tiav cov cua sov-kho cov iav sab hauv, lub ntsej muag kawg, ncos sab nraud uas txhawm rau txhim kho qhov raug thiab txo cov duab geometric.

Lub iav ua dhau los ua ke Suab paj nruag lub voj voos rau kev teeb tsa thiab clamping, uas tuaj yeem siv tau qhov tseeb ntawm cov hniav thiab cov kev teeb tsa tau siv, thiab tau txais cov khoom txaus siab zoo.

8. Xov

Qhov no yog txhawm rau kuaj xyuas cov pob thiab burrs ntawm cov iav feem ntawm cov xim sib kis thiab tsav tsheb ua ntej sib dhos, yog li ntawd kom muaj suab nrov thiab tsis muaj kev sib dhos. Mloog suab los ntawm ib khub sib koom tes lossis saib xyuas kev sib txawv ntawm cov tes ntsuas zoo. Cov chaw xa khoom uas tau tsim los ntawm lub tuam txhab tsim khoom lag luam muaj xws li clutch vaj tse, kev sib kis vaj tse thiab vaj tsev sib txawv. Clutch vaj tse thiab tus neeg kis lub tsev nyob yog load-cov kabmob ntawm cov khoom-casting txhuas alloy los ntawm kev tuag tshwj xeeb. Cov duab yog xwm yeem thiab cov nyom. Cov txheej txheem dav dav yog milling cov sib koom ua ke →

Cov tsis muaj thiab cov kev xav tau ntawm cov iav txiav cov cuab yeej

Zog tau ua rau raug teeb meem loj tom qab carburizing thiab quenching. Tshwj xeeb tshaj yog rau lub zog loj, lub sab ntawm deformation ntawm carburized thiab quenched txheej sab nraud thiab sab hauv yog feem ntau loj loj. Txawm li cas los xij, rau kev tig ntawm carburized thiab quenched iav txheej txheem lub voj voog, tsis muaj cov cuab yeej haum. The bn-h20 tool developed by “Valin superhard” for strong intermittent turning of quenched steel has corrected the deformation of carburized and quenched gear outer circle inner hole and end face, and found a suitable intermittent cutting tool, It has made a worldwide breakthrough in the field of intermittent cutting with superhard tools.

Iav carburizing thiab quenching deformation: iav carburizing thiab quenching deformation yog los ntawm kev sib xyaw ua ke ntawm kev kho cua sov, thiab tus kheej lub cev deformation ntawm lub workpiece. Tshwj xeeb tshaj plaws rau cov iav loj thiab cov iav, cov iav loj yuav tseem ua rau lawv cov modburizing thiab quenching, sib sib zog nqus lub sij hawm thiab tus kheej hnyav. Txoj cai lij choj deformation ntawm cov iav loj ncej: lub taub loj ntawm cov kab ke sib ntxiv ntawm cov iav sib txuas, nruab nrab yog txo qis, thiab ob xaus me ntsis nthuav dav. Kev cai lij choj ntawm cov iav nplhaib: Tom qab carburizing thiab quenching, sab nraud ntawm txoj kab ntawm cov iav loj loj yuav o. Thaum tus hniav dav sib txawv, cov kev taw qhia ntawm cov hniav dav yuav yog conical lossis lub nruas nruas.

Cov iav hloov tom qab carburizing thiab quenching: lub carburizing ntawm lub iav nplhaib tuaj yeem tswj tau rau qhov kev sib tham tag, tab sis nws tsis tuaj yeem raug tshem tawm cov cuab yeej tsis txaus siab, tab sis nws tsis tuaj yeem raug tshem tawm thiab txiav cov cuab yeej tom qab carburizing thiab quenching.

Tig lub voj voog sab nraud, sab hauv thiab xaus lub ntsej muag tom qab carburizing thiab quenching: tig yog qhov yooj yim rau lub voj voog sab nraud thiab sab hauv ntawm carburized thiab quenched nplhaib iav. Sij hawm dhau los, txhua lub cuab yeej, suav nrog cov teeb meem txawv teb chaws, tsis tuaj yeem daws cov teeb meem ntawm cov kev sib quas ntus Valin SuperShard tau raug caw mus nqa cov cuab yeej tshawb fawb thiab kev txhim kho cov hlau tawv muaj ib txwm muaj teeb meem nyuaj rau HRC60, thiab deformation Allowance yog loj. Thaum tig lub hardened steel ntawm kev kub ceev, yog tias lub cuab yeej yuav ua tiav cov machining nrog ntau dua 100 qhov kev sib tw tawv, uas yog qhov kev sib tw tawv, uas yog qhov kev sib tw tsis zoo rau cov khoom siv. " Suav riam phom koom tes cov kws tshaj lij hais tias. Tom qab ib xyoos rov xeem dua, Valin SuperShard tau qhia txog cov khoom lag luam ntawm cov cuab yeej tsim ua kom tawv tawv nrog cov muaj zog tsis ua haujlwm; Qhov tig tau sim yog nqa tawm ntawm lub iav sab nraud lub voj voog tom qab carburizing thiab quenching.

Kev sim ntawm txoj siav cylindrical iav tom qab carburizing thiab quenching

Cov iav loj (ntiv nplhaib iav) tau deformed tiag tom qab carburizing thiab quenching. Qhov deformation ntawm lub voj voog sab nraud ntawm lub iav nplhaib iav tau txog li 2 hli, thiab lub hardness tom qab quenching yog hrc60-65. Lub sijhawm ntawd, nws nyuaj rau cov qhua tuaj noj mov kom muaj qhov loj li choj grinder, thiab cov khoom siv machining yog loj heev. Thaum kawg, tus carburized thiab quenched iav tau muab.

Txiav cov ntaub ceev ceev: 50-70M / min, txiav qhov tob: 1.5-2mm, txiav nrug: 0.15-0.2mm / kiv puag ncig (kho raws li kev siv hluav taws xob

Thaum muab cov iav quenched lub sijhawm, kev machining tiav ntawm ib zaug. Thawj cov cuab yeej tseem ceeb tuaj yeem tsuas yog ua tau ntau zaus los txiav tawm qhov deformation. Ntxiv mus, lub ntug kev vau yog loj, thiab siv tus nqi ntawm cov cuab yeej yog siab heev.

Cuab Yeej Tshawb Nrhiav: Nws yog kev cuam tshuam ntau tshaj li thawj cov khoom lag luam silicon nitride cov cuab yeej ua si sib si, thiab nws cov kev pabcuam ntawm cov cuab yeej ua si ntsiag to thaum muaj kev txiav nyiaj ntau tshaj peb zaug! Kev txiav kev ua tau zoo yog nce los ntawm 3 zaug (nws siv los ua peb zaug ntawm kev txiav, tab sis tam sim no nws ua tiav los ntawm ib lub sijhawm). Qhov saum npoo roughness ntawm workpiece tseem ua tau raws li tus neeg siv yuav tsum muaj. Qhov tseem ceeb tshaj plaws yog tias qhov kawg tsis ua hauj lwm cov cuab yeej ntawm lub cuab yeej tsis yog qhov kev txhawj xeeb tawg, tab sis cov rov qab lub ntsej muag hnav. Qhov kev sim no tig Quenched iav rau raws li lub tswvyim ua rau lub tswvyim hais ua ntu zus rau kev lag luam tsis tuaj yeem siv rau cov sib zog tawv tawv. Nws tau ua rau muaj kev pom zoo hauv cov voj voog kev kawm ntawm cov cuab yeej!

Nto tas ntawm nyuaj tig sab hauv lub iav tom qab quenching

Nqa cov kev sib quas sib luag sib kis txiav cov iav sab hauv nrog cov roj uas zoo nkauj ua piv txwv: kev pabcuam lub neej mus txog ntau dua 8000 metres yog nyob rau hauv Ra0.8; Yog tias lub Tuam Tsev Superhard nrog cov ntug polishing yog siv, hloov ua tiav ntawm cov hlau tawv tawv tuaj yeem ncav cuag ra0.4. Thiab cov cuab yeej zoo lub neej muaj peev xwm tau txais

Machining kawg ntsej muag ntawm cov iav tom qab carburizing thiab quenching

Raws li ib daim ntawv thov raug ntawm "tig rov qab sib tsoo", cubic boron nitride hniav tau siv dav hauv kev nyuaj tig lub ntsej muag tom qab kub. Piv nrog sib tsoo, nyuaj tig tau zoo txhim kho kev ua haujlwm efficiency.

Rau carburized thiab quenched zog, qhov yuav tsum tau txiav cutters yog ntau heev. Ua ntej, kev txiav sib txawv yuav tsum muaj kev nyuaj, muaj kev tsis kam, kev tiv thaiv, kev sib tw nto, kev sib tw nto thiab lwm yam khoom ntawm cov cuab yeej.

Txheej txheem cej luam:

Txog kev tig tom qab carburizing thiab quenching thiab xaus ntsej muag tig, zoo tib yam welded cubicite cubic boron nitride cuab yeej tau nrov. Txawm li cas los xij, rau lub sab ntawm sab nraud ntawm lub voj voog sab nraud thiab sab hauv lub teeb meem carburized thiab quenched loj loj kom tua cov deformation nrog ntau tus nqi. Cov sib quas sib luag ntawm cov stenched steel nrog Valin SuperHard BN-H20 Cubic Boron Nitride cov cuab yeej siv tau, thiab tseem muaj kev nce qib ntawm cov cuab yeej ntawm cov cuab yeej ntawm cov cuab yeej ntawm cov cuab yeej Nws kuj tseem muaj qhov tseem ceeb ntawm qhov tseem ceeb kom luv luv lub voj voog ua voj voog ntawm cov iav nplhaib thiab txo cov nqi ntau lawm; BN-H20 Series Cutters yog lub npe hu ua lub ntiaj teb qauv ntawm muaj zog stermittent tig quenched steel nyob rau hauv kev lag luam.