1. Yog tias cov khoom pwm tsis zoo, nws yuav yooj yim tawg thaum ua tom qab.
2. Kev kho cua sov: Deformation tshwm sim los ntawm cov txheej txheem quenching thiab tempering tsis raug
3. Cov pwm sib tsoo flatness tsis txaus, ua rau deflection deformation
3. Cov txheej txheem tsim: pwm lub zog tsis txaus, qhov kev ncua deb ntawm cov npoo npoo yog ze dhau, cov qauv pwm tsis tsim nyog, tus naj npawb ntawm cov template blocks tsis txaus, thiab tsis muaj phaj rov qab.
4. Kev tuav tsis raug ntawm cov xaim txiav: xaim txiav, qhov sib txawv tsis raug, tsis muaj kev tu lub kaum
5. Kev xaiv cov khoom siv xuas nrig ntaus: punch tonnage, xuas nrig ntaus quab yuam tsis txaus, pwm hloov yog qhov tob heev
6. Unsmooth stripping: tsis muaj kev kho demagnetization ua ntej ntau lawm thiab tsis muaj stripping ntsis; muaj cov koob tawg, tawg springs thiab lwm yam khoom jammed thaum lub sij hawm tsim khoom.
7. Tsis muaj qhov khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob
8. Kev paub txog kev tsim khoom: Thaum lub sij hawm lamination stamping, qhov chaw tsis nyob hauv qhov chaw, lub tshuab tshuab tsis siv, thiab cov qauv txuas ntxiv yuav raug tsim txawm tias muaj cov kab nrib pleb.
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Tuag tsis ua hauj lwm hom
Cov ntaub ntawv tseem ceeb ntawm kev tuag tsis ua haujlwm yog hnav tsis ua haujlwm, deformation tsis ua haujlwm, tawg tsis ua haujlwm thiab gnawing tsis ua haujlwm. Txawm li cas los xij, vim muaj cov txheej txheem stamping sib txawv thiab kev ua haujlwm sib txawv, muaj ntau yam uas cuam tshuam rau lub neej ntawm cov neeg tuag. Cov hauv qab no yog ib qho kev ntsuam xyuas tag nrho ntawm cov yam ntxwv cuam tshuam rau lub neej ntawm kev tuag nyob rau hauv cov nqe lus ntawm kev tsim tuag, kev tsim khoom thiab kev siv, thiab kev ntsuas kev txhim kho raug coj mus.
1. Cov khoom siv stamping
Qhov tseeb thiab nruj ntawm cov khoom siv stamping (xws li cov xovxwm) muaj qhov cuam tshuam tseem ceeb rau lub neej ntawm lub stamping tuag. Cov khoom siv stamping muaj qhov siab precision thiab zoo rigidity, thiab lub neej tuag tau zoo heev. Piv txwv li: cov khoom siv tuag rau cov nplooj ntawv silicon steel yog Crl2MoV. Thaum siv rau ntawm cov xovxwm qhib zoo tib yam, qhov nruab nrab ntawm lub neej yog 10, 000 txog 30, 000 zaug. Txawm li cas los xij, thaum siv cov xovxwm tshiab, lub neej kev tuag tuaj yeem ncav cuag 60, 000 txog 120, 000 zaug. Tshwj xeeb tshaj yog rau cov tuag nrog me me los yog tsis muaj qhov khoob, carbide tuag thiab precision tuag, presses nrog high precision thiab zoo rigidity yuav tsum tau xaiv. Txwv tsis pub, lub neej ntawm pwm yuav raug txo, thiab nyob rau hauv cov xwm txheej hnyav, lub chess teeb yuav puas.
2. Pwm tsim
(1) Qhov tseeb ntawm cov pwm qhia mechanism. Kev taw qhia kom raug thiab txhim khu kev qha muaj qhov cuam tshuam zoo rau kev txo qhov hnav ntawm qhov chaw ua haujlwm ntawm cov pwm thiab tsis txhob cuam tshuam cov gnawing ntawm convex thiab concave tuag. Nws yog qhov tshwj xeeb tshaj yog rau cov tsis muaj qhov sib txawv thiab qhov sib txawv me me blanking dies, composite dies thiab multi-station progressive dies. Txhawm rau txhim kho lub neej ntawm pwm, daim ntawv qhia yuav tsum raug xaiv kom raug thiab qhov tseeb ntawm cov txheej txheem qhia yuav tsum tau txiav txim siab raws li qhov xwm txheej ntawm cov txheej txheem thiab qhov tseeb ntawm cov khoom. Pwm Master's WeChat pej xeem tus account tso cai rau cov kws tshaj lij los qhia lawv cov kev paub dhau los. Feem ntau hais lus, qhov tseeb ntawm cov txheej txheem kev qhia yuav tsum siab dua qhov tseeb ntawm qhov sib txuam ntawm cov convex thiab concave pwm.
(2) Pwm (convex thiab concave pwm) txiav ntug geometric tsis. Cov duab, haum clearance thiab fillet radius ntawm lub convex thiab concave pwm tsis tsuas yog muaj kev cuam tshuam zoo rau kev tsim ntawm stamping qhov chaw, tab sis kuj muaj kev cuam tshuam zoo rau kev hnav thiab lub neej ntawm cov pwm. Piv txwv li, qhov sib txawv ntawm cov pwm ncaj qha cuam tshuam rau qhov zoo ntawm cov khoom seem thiab lub neej ntawm pwm. Yog tias qhov yuav tsum tau ua kom raug siab, yuav tsum xaiv qhov sib txawv me me; txwv tsis pub, qhov sib txawv tuaj yeem tsim nyog kom nce lub neej ntawm pwm.
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3. Stamping txheej txheem
(1) Cov khoom siv raw rau stamping qhov chaw.
Hauv kev tsim khoom tiag tiag, vim yog cov khoom siv tuab tuab heev ntawm cov khoom siv rau sab nraud siab, qhov hloov pauv ntawm cov khoom siv, cov khoom tsis zoo (xws li xeb) lossis tsis huv (xws li roj stains), thiab lwm yam, nws yuav ua rau pwm ua haujlwm. hnav ntau dua thiab ua rau chipping thiab lwm yam tsis xws luag. raws li qhov tshwm sim ntawm. Txog qhov kawg, yuav tsum tau them nyiaj rau: ① Siv cov khoom siv raw nrog cov txheej txheem zoo stamping kom ntau li ntau tau kom txo tau lub zog stamping deformation; ② Ua ntej stamping, qib, thickness thiab nto zoo ntawm cov ntaub ntawv raw yuav tsum nruj me ntsis xyuas, thiab cov ntaub ntawv raw yuav tsum tau wiped huv si, thiab saum npoo yuav tsum tau muab tshem tawm yog tias tsim nyog Oxides thiab xeb; ③ Raws li cov txheej txheem stamping thiab hom ntawm raw cov ntaub ntawv, softening kev kho mob thiab kev kho deg tuaj yeem npaj tau yog tias tsim nyog, nrog rau xaiv cov txheej txheem lubricants thiab lubrication.
(2) Layout thiab edging.
Kev pub mis tsis tsim nyog thiab kev teeb tsa tsis tsim nyog thiab qhov me me ntawm ntug yuav feem ntau ua rau cov pwm sai sai los yog kev puas tsuaj rau cov pwm thiab concave. Yog li ntawd, thaum xav txog kev txhim kho cov khoom siv piv, cov txheej txheem layout thiab ntug tus nqi yuav tsum raug xaiv raws li kev ua batch loj, yuav tsum zoo thiab pwm haum clearance ntawm cov khoom kom lub neej ntawm pwm.
4. Cov khoom siv pwm
Kev cuam tshuam ntawm cov ntaub ntawv pwm ntawm pwm lub neej yog qhov kev xav ntawm ntau yam xws li cov khoom siv, tshuaj muaj pes tsawg leeg, cov qauv tsim, hardness thiab metallurgical zoo. Pwm ua los ntawm cov khoom sib txawv feem ntau muaj qhov sib txawv lifespan. Txog rau qhov kawg no, ob qho kev xav tau yog muab tso rau pem hauv ntej rau cov khoom siv ntawm cov khoom siv tuag: ① Cov khoom yuav tsum muaj siab hardness (58 ~ 64HRC) thiab lub zog siab, siab hnav tsis kam thiab txaus toughness, me me kev kho cua sov deformation, thiab qee yam Thermal. hardness; ② Kev ua haujlwm zoo. Kev ua thiab tsim cov txheej txheem ntawm cov khoom ua haujlwm tuag feem ntau yog qhov nyuaj. Yog li ntawd, nws yuav tsum tau yoog mus rau ntau yam kev ua, xws li forgeability, machinability, hardenability, hardenability, quenching tawg rhiab heev thiab sib tsoo processability, thiab lwm yam. Feem ntau, pwm cov ntaub ntawv uas muaj kev ua tau zoo heev raug xaiv raws li cov khoom yam ntxwv, ntau lawm batch loj, raug. kev xav tau, thiab lwm yam ntawm stamping qhov chaw, thaum coj mus rau hauv tus account nws cov craftsmanship thiab kev lag luam.
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5. Thermal processing technology
Ua pov thawj los ntawm kev xyaum. Lub thermal ua haujlwm zoo ntawm cov pwm muaj kev cuam tshuam zoo rau kev ua haujlwm thiab kev pabcuam lub neej ntawm pwm. Nws tuaj yeem pom los ntawm kev txheeb xyuas thiab kev txheeb xyuas ntawm qhov ua rau pwm tsis ua haujlwm uas pwm tsis ua haujlwm "kev sib tsoo" tshwm sim los ntawm kev kho cua sov tsis zoo rau ntau tshaj 40%. Lub quenching deformation thiab cracking ntawm pwm ua hauj lwm qhov chaw thiab thaum ntxov tawg thaum siv yog tag nrho cov muaj feem xyuam rau cov thermal ua txheej txheem ntawm pwm.
(1) Forging txheej txheem, qhov no yog qhov txuas tseem ceeb hauv kev tsim cov pwm ua haujlwm. Rau cov cuab yeej high-alloy steel pwm, cov kev xav tau feem ntau yog muab tso rau pem hauv ntej rau cov qauv metallographic ntawm cov khoom xws li carbide tis. Tsis tas li ntawd, qhov ntsuas kub ntawm forging yuav tsum tau tswj nruj me ntsis, cov txheej txheem cua sov kom raug yuav tsum tau tsim, txoj kev siv dag zog kom raug yuav tsum tau txais, thiab ua kom txias txias los yog lub sij hawm annealing tom qab forging yuav tsum tau ua.
(2) Kev npaj kho cua sov. Nyob ntawm cov ntaub ntawv thiab cov kev xav tau ntawm cov pwm ua haujlwm, kev npaj kho cua sov txheej txheem xws li annealing, normalizing lossis quenching thiab tempering yuav tsum tau saws los txhim kho cov qauv, tshem tawm cov txheej txheem tsis xws luag ntawm forging dawb paug, thiab txhim kho cov txheej txheem txheej txheem. Kev npaj kho cua sov tsim nyog ntawm high carbon alloy pwm steel tuaj yeem tshem tawm cov reticular thib ob cementite los yog saw carbides, spheroidize thiab refine carbides, thiab txhawb kev faib carbide. Qhov no yuav pab xyuas kom zoo ntawm quenching thiab tempering thiab nce lub neej ntawm pwm.
(3) Quenching thiab tempering. Qhov no yog qhov txuas tseem ceeb hauv kev kho pwm kub. Yog hais tias overheating tshwm sim thaum lub sij hawm quenching thiab cua sov, nws yuav tsis tau tsuas yog ua rau brittleness ntau dua ntawm lub workpiece, tab sis kuj yooj yim ua rau deformation thiab tawg thaum lub sij hawm txias, heev cuam tshuam lub neej ntawm pwm. Thaum quenching thiab cua sov tuag, tshwj xeeb yuav tsum tau them nyiaj tshwj xeeb rau kev tiv thaiv oxidation thiab decarburization, thiab cov txheej txheem kev kho cua sov yuav tsum nruj me ntsis tswj. Kev kho cua sov tuaj yeem siv tau thaum muaj xwm txheej tso cai. Tempering yuav tsum tau nqa tawm nyob rau hauv lub sij hawm tom qab quenching, thiab txawv tempering txheej txheem yuav tsum tau saws raws li cov kev cai.
(4) Kev ntxhov siab ntxhov siab annealing. Qhov chaw ua haujlwm ntawm cov pwm yuav tsum raug rau kev ntxhov siab nyem annealing tom qab machining ntxhib. Lub hom phiaj yog txhawm rau tshem tawm cov kev ntxhov siab sab hauv los ntawm kev ua haujlwm ntxhib kom tsis txhob deformation ntau dhau thiab tawg los ntawm quenching. Rau cov pwm uas muaj qhov yuav tsum tau ua kom siab, lawv yuav tsum tau txais kev kho mob kev ntxhov siab tom qab kev sib tsoo lossis hluav taws xob machining, uas muaj txiaj ntsig zoo rau kev ruaj khov ntawm cov pwm thiab ua rau nws lub neej kev pab cuam.
6. Kev ua haujlwm nto zoo
Qhov zoo ntawm kev ua haujlwm ntawm cov pwm thiab nws qhov zoo ntawm qhov chaw yog ze ze rau kev hnav tsis kam, tawg tsis kam thiab adhesion tsis kam ntawm pwm, thiab ncaj qha cuam tshuam rau lub neej kev pab cuam ntawm pwm. Hauv particular, tus nqi nto roughness muaj kev cuam tshuam zoo rau lub neej ntawm pwm. Yog tias tus nqi ntawm qhov roughness loj dhau lawm, kev ntxhov siab yuav tshwm sim thaum lub sijhawm ua haujlwm, thiab cov kab nrib pleb yuav yooj yim tshwm sim ntawm lub ncov thiab hav, uas yuav cuam tshuam rau lub sijhawm ntev ntawm cov tuag thiab tseem cuam tshuam rau lub neej tuag. Qhov kev tiv thaiv corrosion ntawm lub workpiece nto ncaj qha cuam tshuam rau kev pab cuam lub neej thiab qhov tseeb ntawm qhov tuag. Vim li no, cov teeb meem hauv qab no yuav tsum tau them rau:
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① Thaum lub sijhawm ua cov pwm ua haujlwm, nws yog ib qho tsim nyog los tiv thaiv kev sib tsoo ntawm qhov chaw, thiab cov txheej txheem sib tsoo thiab cov txheej txheem (xws li kev sib tsoo log hardness, particle loj, coolant, pub npaum li cas thiab lwm yam) yuav tsum tau. tswj nruj nruj;
② Thaum lub sijhawm ua cov txheej txheem, cov cim riam yuav tsum tiv thaiv kom tsis txhob tawm ntawm qhov chaw ntawm cov pwm ua haujlwm. Macroscopic defects xws li laminations, tawg, thiab cuam tshuam nti.
