Stamping yam strain yog ib qho kev tsis zoo nyob rau hauv cov txheej txheem ntau lawm, uas yog ib qho ntawm cov tuam txhab loj loj. Ntawm qhov tod tes, nws txo qhov kev ruaj ntseg thiab kev ua haujlwm ntawm cov txheej txheem ntau lawm, thiab cov seem ntawm qhov seem nce. Ntawm qhov tod tes, nws yuav ua rau hnyav hnyav dua ntawm cov pwm, txo lub neej ntawm cov pwm thiab qhov tseeb ntawm qhov chaw stamping, thiab ua rau cov pwm kho thiab ua haujlwm poob qis.
Lub ntsiab lus ntawm napping yog vim lub zos adhesion (occlusion) ntawm qhov chaw ntawm lub workpiece thiab pwm. Muaj ntau txoj hauv kev los txhim kho qhov teeb meem pw tsaug zog. Lub hauv paus ntsiab lus tseem ceeb yog hloov qhov xwm txheej ntawm kev sib txhuam ntawm cov pwm thiab cov txheej txheem ua tiav, yog li ntawd cov kev sib txhuam khub yog ua los ntawm cov ntaub ntawv uas tsis yooj yim rau kev ua raws li. hloov. Tom qab cov pwm nkag mus rau theem debugging ntawm qhov chaw tsim khoom, feem ntau muaj cov txheej txheem hauv qab no los txhim kho cov teeb meem xaiv: 1. Hloov cov khoom pwm thiab ua kom cov pwm tuaj pwm; 2. Kho qhov chaw ntawm cov pwm, xws li tawv chrome plating, PVD thiab TD; Txheej nrog nano-txheej, xws li RNT tshuab, thiab lwm yam .; 4. Ntxiv ib txheej ntawm lwm yam khoom nruab nrab ntawm cov pwm thiab cov khoom ua tiav kom cais cov txheej txheem ua tiav los ntawm pwm (xws li thov lubrication lossis lubricants tshwj xeeb lossis ntxiv txheej PVC thiab lwm yam khoom siv); 5. Siv tus kheej lubricating coated steel phaj.
Raws li cov ntaub ntawv pwm, pwm steel SKD11, CR12MOV, thiab lwm yam tau lees paub tias yog cov ntaub ntawv hnav-tiv taus thiab tiv thaiv occlusion. Tom qab kev kho cua sov, qhov nyuaj tuaj yeem ncav cuag chromium hardness HRC 58-63 degrees. Cov ntaub ntawv zoo li no tuaj yeem siv tau thaum pwm me me thiab cov duab ntawm ib feem yog qhov yooj yim. Txawm li cas los xij, cov khoom siv no nyuaj rau kev ua haujlwm tom qab kev kho cua sov, nkig heev, yooj yim rau tawg, tus nqi siab, thiab txwv tsis pub muaj qhov loj me, thiab cov khoom siv no muaj qhov deformation loj tom qab kev kho cua sov, thiab kev tshawb fawb thiab kev loj hlob ua haujlwm tom qab kev kho cua sov yog loj heev. .
Cov duab ntawm lub vaj huam sib luag sab hauv ntawm lub tsheb yog qhov nyuaj thiab ntau thiab ntau lub zog steel phaj siv. Cov khoom zoo li no muaj kev xav tau ntau dua ntawm kev ua haujlwm tag nrho ntawm cov pwm. Nws feem ntau yog siv cov qauv inlaid. Cov txheej txheem kho saum npoo ntawm cov inlay tam sim no suav nrog TD, plating Hard chrome, nitriding, PVD, thiab lwm yam.
Kev kho TD yog cov ntawv luv ntawm Thermal Diffusion Carbide Txheej Txheej Txheem (Thermal Diffusion Carbide Txheej Txheej Txheem). Cov thev naus laus zis no yog thawj zaug tsim thiab patented los ntawm Toyota Central Research Institute hauv Nyij Pooj xyoo 1970s. Nws tseem hu ua Toyota Diffusion Process, lossis TD luv luv. Txheej txheem, uas yog, TD ua. Nws tseem hu ua molten ntsev infiltration hlau nyob rau hauv peb lub teb chaws. Txawm hais tias nws lub npe, nws lub hauv paus ntsiab lus yog tso lub workpiece nyob rau hauv ib tug molten borax sib tov, thiab tsim ib tug hlau carbide txheej nyob rau saum npoo ntawm lub workpiece los ntawm high-temperature diffusion.
Cov yam ntxwv tseem ceeb ntawm TD txheej kho yog: txheej txheej hardness, HV tuaj yeem ncav cuag li 3000, siab hnav tsis kam, tensile kuj, corrosion kuj thiab lwm yam khoom, thiab kev pab cuam lub neej ntawm TD txheej yog txog 100,000 units; Tab sis TD coating txheej kev kho tau muaj cov txiaj ntsig siab ntawm cov ntaub ntawv pwm, thiab kev hloov pauv hluav taws xob yooj yim yuav ua rau muaj kev ntxhov siab theem siab yuav yooj yim yuav ua rau muaj kev cuam tshuam theem siab yuav ua rau muaj kev ntxhov siab lossis tawg ntawm kev kho cua sov. Tseem yuav muaj kev tawg. TD txheej kev kho mob muaj kev xav tau siab ntawm kev ua haujlwm zoo thiab cov duab ntawm cov pwm; Tsis tas li ntawd, nws yog ib qho nyuaj rau kev ua tiav tom qab TD txheej kho, uas tsis tuaj yeem ua tau raws li qhov xav tau ntawm kev hloov pauv thiab pwm hloov thiab kho. Rau cov pwm nrog lwm cov kev kho saum npoo, cov txheej txheem saum npoo yuav tsum tau muab tshem tawm tag nrho, txwv tsis pub nws yuav cuam tshuam rau qhov zoo ntawm TD cladding. Tsis tas li ntawd, TD cladding kho tshuab feem ntau yuav txo tau lub neej kev pab tom qab 3-4 kev kho mob.
PVD (Physical Vapor Deposition) yog lub cev vapor deposition txoj kev, thiab PVD txheej yog txheej txheej tsim los ntawm lub cev vapor deposition txoj kev. Nws muaj qhov ua tau zoo los tiv thaiv kev ua haujlwm, thiab lub zog ntawm cov txheej tuaj yeem siab li HV2000-3000, lossis siab dua, yog li nws muaj kev hnav zoo heev, thiab nws qhov kub thiab txias yog qhov qis, deformation ntawm cov txheej txheem workpiece yog me me, thiab nws tuaj yeem ua tiav ntau zaus yam tsis muaj kev cuam tshuam rau lub neej kev pabcuam. thiab lwm yam zoo, tab sis lub zog sib txuas ntawm cov txheej txheej thiab cov substrate yog qhov tsis zoo, thiab nws yog ib qho yooj yim uas yuav ua rau cov txheej txheej ntog thaum siv cov pwm sib sib zog nqus thiab cov pwm uas muaj kev kub siab, thiab tsis tuaj yeem ua rau nws tawm tsam thiab hnav-resistant teebmeem.
PVD txheej
Qhov loj ntawm lub phaj pwm yog feem ntau loj. Yog tias siv cov qauv mosaic, yuav muaj kev nyuaj siab ntawm cov seam, yog li feem ntau ntawm lawv txais yuav tag nrho cov qauv, thiab cov khoom siv feem ntau yog ua los ntawm cov hlau cam xws li cov hlau ductile. Lub hardness ntawm txoj kev pub mis tuaj yeem ncav cuag HRC 50-55 degrees tom qab nplaim taws quenching.
Feem ntau ntawm kev kho saum npoo ntawm cov phaj pwm sab nrauv ntawm tag nrho cov qauv siv cov txheej txheem chromium plating nyuaj, tab sis nws cov nyhuv hardening yog txwv, thiab qhov tawv tawv yog li 1000HV. Tsis tas li ntawd, cov tawv chromium plating txheej yog mechanically ua ke nrog cov pwm puag cov ntaub ntawv, uas yog ib qho yooj yim Thaum lub txheej ntog, lub anti-scratch kev kawm yuav ploj. Thaum cov txheej txheej txheej tawv tawv hnav, qhov roughness yuav tshwm sim dua, thiab lub neej kev pab cuam ntawm cov txheej txheej tawv tawv feem ntau yog li 50, 000 txog 100,000 units.
chrome
RNT yog ib qho kev siv technology tshiab nyob rau xyoo tas los no. Nws txoj hauv kev ua haujlwm yog tias tom qab txheej txheej pwm kab noj hniav nrog RNT txheej kua, txheej nano-molecules yog diffused los ntawm lub siab thiab ua rau saum npoo ntawm cov pwm los tsim cov nano-hlau carbide txheej. Cov txheej txheem nthuav dav los ntawm sab hauv mus rau sab nraud, thiab lub thickness thiab hardness sib txawv nrog lub sij hawm ua hauj lwm ntawm pwm nce, lub thickness ntawm txheej yog 0.1-1μm, thiab hardness ntawm cov txheej yog HV1100-1600. Txawm tias thaum pwm bears ib tug loj load, txheej txheej ntawm lub nto yuav tsis poob thiab poob vim lub yas deformation ntawm substrate. Nws thickness thiab hardness nce nrog lub sij hawm ua hauj lwm ntawm cov pwm thiab tus naj npawb ntawm coatings los ntawm sab hauv mus rau sab nraud. Kev siv RNT txheej ib zaug tuaj yeem lav tau 100-500 daim yam tsis muaj napping. Txawm li cas los xij, kev siv cov thev naus laus zis no rau qhov chaw uas muaj qhov hnyav hnyav, qhov chaw uas tsim cov cua sov thaum lub sij hawm tsim khoom thiab cov phaj siab ultra-high-strength tseem tsis paub qab hau, thiab tus nqi ntawm kev siv kuj yog siab heev.
Kev siv cov lubricants tsim nyog hauv cov txheej txheem tsim khoom tuaj yeem txhim kho qhov kev sib txhuam zoo thiab txo qis fuzzing. Nws lub luag haujlwm tseem ceeb yog cais cov kev sib cuag nrog cov yeeb yaj kiab roj lubricating. Oiling feem ntau ua manually lossis nrog cov khoom siv tsis siv neeg ntawm kab. Tsis tas li ntawd, kev siv cov roj nplua nyeem kuj tuaj yeem txo qhov chaw tsaus thiab cov teeb meem tawg. Txawm li cas los xij, kev siv cov roj nplua nyeem yuav ua rau ib puag ncig qias neeg thiab nplua. Txhawm rau txhim kho qhov cuam tshuam ntawm cov roj txheej ntawm qhov chaw ua haujlwm, cov tuam txhab hlau xws li Baosteel, Wuhan Hlau thiab Hlau, thiab Maanshan Hlau thiab Hlau tau tsim cov hlau nplaum rau nws tus kheej hauv xyoo tas los no. Kev siv tus kheej-lubricating coated steel daim hlau muaj zoo heev tus kheej-lubricating zog. Cov khoom xws li corrosion resistance, fingerprint resistance, processing formability thiab paintability, thiab lwm yam Nws yog tsuas yog rau yob-coat ib txheej ntawm cov organic txheej ntawm steel phaj, thiab tsis tas yuav tsum tau siv lubricating roj thaum lub sij hawm stamping txheej txheem. Txawm li cas los xij, tus nqi ntawm kev siv yog me ntsis siab dua, thiab nws tsis tau siv dav.
Vim muaj ntau yam molding loads thiab molding cov ntaub ntawv, hom twg los yog ntau yam kev ntsuas yog siv los daws qhov teeb meem ntawm workpiece strain, ntxiv rau kev txiav txim siab ntawm cov nyhuv, batch loj ntawm cov khoom, qhov nyuaj ntawm realization thiab nws. kev lag luam kuj yuav tsum tau xav txog. thiab lwm yam teeb meem, thiab thaum kawg xaiv txoj kev tsim nyog tshaj plaws.
