Tsis zoo Thiab Zoo Bypass Notches Sheet Hlau Stamping Tuag Decoded

Jun 26, 2026

Tso lus

metal strip advancing through a progressive stamping die with bypass notch features controlling lifter interaction

Nkag siab Bypass Notches thiab lawv lub luag haujlwm hauv Kev Ua Haujlwm Zoo Tuag

Txhua lub cuab yeej thiab tuag engineer uas tau khiavkev ua haujlwm zoo stampingpaub qhov kev xav: lub strips smoothly rau ib txhiab hits, mam li nco dheev catches, misregisters, los yog dai rau ib tug lifter. Ntau zaus tshaj li qhov tsis, tus neeg ua txhaum taug qab rov qab mus rau ib qho me me tab sis tseem ceeb hauv kev teeb tsa strip. Qhov no feature yog lub bypass notch.

Bypass notches yog txhob txwm hloov kho cov ntaub ntawv uas tau ua nyob rau ntawm ntug strip nyob rau hauv ib tug zuj zus stamping tuag. Lawv lub hom phiaj yog tswj xyuas seb lub sawb cuam tshuam li cas nrog cov neeg nqa khoom, cov tsav tsheb, thiab lwm yam khoom siv tuag thaum nws nce mus rau qhov chaw nres tsheb. Nyob rau hauv qhov tsis zoo thiab qhov zoo bypass notches sheet hlau stamping tuag, cov kev pab cuam no tswj xyuas seb lub sawb puas tshem tawm cov kev cuam tshuam sab hauv kom huv lossis rub tawm ntawm qhov chaw uas degrade suab raug lub sijhawm.

Lub tswvyim yog ncaj nraim. Qhov kev tua yog qhov twg cov khoom tau nthuav.

Dab tsi yog Bypass Notches hauv Progressive Dies

Xav txog ib tug hlau strip threading los ntawm ib tug zuj zus tuag nrog yim los yog kaum chaw nres tsheb. Nyob nruab nrab ntawm txhua tus mob stroke, lub sawb yuav tsum nqa, ua ntej ntawm ib lub suab ntev, thiab rov qab mus rau hauv txoj hauj lwm rau kev ua haujlwm tom ntej. Lifters tsa lub sawb kom tshem tawm qhov chaw tuag qis, thiab cov kws tsav dav hlau rub lub sawb mus rau qhov kawg ntawm kev sau npe. Bypass notches muaj nyob kom cia lub sawb hla los yog nyob ib ncig ntawm cov lifters thiab pilots tsis dai, dragging, los yog sib tsoo.

Hauv cov ntsiab lus ua tau zoo, ib qho bypass notch yog ib qho kev pab cuam hauv zos los yog kev txiav tawm ntxiv rau cov kab nrib pleb uas tiv thaiv kev cuam tshuam thaum pub mis, sib sau, txiav, lossis hloov ib feem. Nws tsis yog qhov nthuav dav kom zoo nkauj lossis kev xav tom qab. Nws yog ib qho kev txiav txim siab strip tswj mechanism uas tus tsim qauv qhia thaum lub sij hawm layout theem, zoo ua ntej tej hlau txiav.

Ob yam tseem ceeb muaj nyob: zoo bypass notches, uas khaws cov ntaub ntawv ntawm lub strip nyob rau hauv ib lub tab-zoo li daim ntawv, thiab tsis zoo bypass notches, uas tshem tawm cov khoom ntawm lub strip edge nkaus. Txhua hom tsim ib qho kev sib txawv ntawm cov khoom siv sib txawv ntawm cov sawb thiab cov khoom siv tuag nws yuav tsum taug kev.

Vim li cas Notch Hom Xaiv Qhov Teeb Meem rau Kev Tswj Xyuas Sawb

Ntawm no yog qhov uas ntau tus engineers underestimate qhov kev txiav txim. Lub geometric orientation ntawm lub notch ncaj qha tswj lub strip feeding force, pitch precision, thiab chaw nres tsheb - mus rau - chaw nres tsheb rau npe. Ib qho txiaj ntsig zoo khaws cov khoom tsis zoo, khaws cia cov tawv nqaij tawv tab sis yuav tsum tau khaws cov tab kom caij hla qhov chaw nqa khoom. Ib qho kev tsis pom zoo txiav cov khoom tawm mus, muab kev tshem tawm kev tshem tawm tab sis txo qis hauv cheeb tsam strip rigidity.

Kev xaiv yuam kev tsis yog tsim kom muaj kev tsis txaus siab me me xwb. Nws qhia txog kev noj zaub mov tsis zoo uas sib xyaw ua ke thoob plaws txhua qhov chaw nres tsheb hauv qab, txo qis kev sau npe uas pom tias muaj qhov sib txawv ntawm qhov ua tiav, thiab ua kom tuag hnav nyob rau hauv txoj hauv kev uas txo cov sijhawm tu ncua. Nyob rau hauv qhov tsis zoo thiab zoo bypass notches sheet hlau stamping tuag, qhov kev txiav txim siab geometry ripples los ntawm tag nrho cov txheej txheem ntau lawm.

Kev xaiv ntawm qhov zoo thiab qhov tsis zoo bypass notches tsis yog tshuaj pleev ib ce. Nws pib hloov pauv yuav ua li cas cov sawb cuam tshuam nrog txhua qhov chaw nres tsheb hauv qab, cuam tshuam rau kev noj zaub mov tsis zoo, kev sib koom ua ke ntawm kev tsav tsheb, thiab kev ua haujlwm ntawm qhov tseeb ntawm tag nrho cov neeg tuag.

Phau ntawv qhia no yog sau rau cov cuab yeej cuab yeej cuab tam uas twb nkag siab txog qhov tseem ceeb ntawm kev tuag tab sis xav tau kev pom tseeb ntawm kev txiav txim siab geometry. Koj yuav tsis pom cov lus piav qhia txog qhov kev tuag zuj zus yog li cas lossis kev noj zaub mov zoo li cas. Hloov chaw, qhov tsom mus rau tom ntej yog nyob ntawm qhov tshwj xeeb geometric, kev ua haujlwm, thiab cov khoom siv -tsav yam uas txiav txim siab seb hom dab tsi yog nyob rau hauv koj lub strip layout.

Qhov sib txawv pib nrog geometry. Yuav ua li cas txhua qhov kev sib txuas ntawm lub cev cuam tshuam nrog txoj hlua khi, thiab qhov ntawd txhais li cas rau koj cov khoom noj khoom haus, nyob ntawm seb cov khoom puas nyob lossis mus.

positive bypass notch tab retained on the strip edge riding over a lifter crown during feeding

Positive Bypass Notch Geometry thiab Functional Mechanics

Ib qho zoo bypass notch tawm cov khoom ntawm lub sawb. Es tsis txhob txiav ib feem ntawm ntug strip thiab muab pov tseg raws li cov khoom seem, qhov tuag tsim ib lub tab -zoo li qhov projection uas tseem txuas nrog lub strip. Cov ntawv khaws cia no txuas mus rau sab hauv lossis sab nraud los ntawm ntug kab txaij, tsim ib qho me me tab sis txhob txwm tshaj tawm cov yam ntxwv uas lub sawb nqa los ntawm txhua qhov chaw nres tsheb tom ntej.

Qhov tshwm sim: lub strip dav ntawm qhov chaw thais nyob twj ywm qhov tseem ceeb. Tsis muaj khoom ploj. Tsis muaj slug yuav tsum tau tswj. Lub sawb tuav nws cov txheej txheem txuas ntxiv, thiab qhov txuas ntxiv ntawd ua lub luag haujlwm ncaj qha hauv kev coj tus sawb li cas thaum pub mis.

Pom zoo Notch Geometry thiab cov khoom khaws cia

Qhov kev txiav profile rau qhov zoo notch feem ntau yog ib feem shear uas tso lub tab ntawm peb sab thaum tso nws txuas ntawm ib ntug. Daim duab ib daim duab me me los yog tus nplaig trapezoidal uas tau raug txiav ntawm nws cov ntug kev, trailing ntug, thiab ib sab sab, tab sis tseem txuas nrog rau sab nraud ntawm ntug zoo li pob khawm. Lub tab tuaj yeem flex me ntsis txheeb ze rau lub dav hlau sawb, tab sis nws tsis cais.

Ntau tus neeg tsim qauv ntxiv angular nyem rau lub tab qhov ua ntej kom txo qis kev noj zaub mov. Qhov kev pab no, feem ntau ntawm 5 thiab 15 degrees nyob ntawm cov khoom tuab, tiv thaiv lub tab ntawm lub kaum sab xis los ntawm kev ntes ntawm qhov chaw nqa khoom thaum lub sawb nce. Lub geometry ua haujlwm zoo li alance thiab flange suab nres, qhov twg ib qho lanced seem yog khoov los tsim ob qho tib si nres thiab ib qho kev sib zog ntawm cov cab kuj.

Vim tias lub tab nyob txuas, strip rigidity ntawm qhov chaw nres tsheb yog khaws cia. Qhov no tseem ceeb tshaj plaws nyob rau hauv nyias - ntsuas cov ntaub ntawv uas elongation nyob rau hauv kev noj tensioning tuaj yeem ua rau hauv zos buckling lossis waviness. Ib txoj hlua nrog cov yam ntxwv elongation siab yog qhov tshwj xeeb tshaj yog muaj kev cuam tshuam rau kev cuam tshuam ntawm txhua qhov chaw uas hla - ntu ntu raug txo. Los ntawm kev khaws cov khoom nyob rau hauv qhov chaw, zoo notches tsis txhob tsim qhov tsis muaj zog point nkaus.

Yuav ua li cas zoo Notches cuam tshuam nrog Lifters thiab Pilots

Raws li lub sawb nce mus txog ib lub suab ntev, cov ntawv khaws cia hla dhau lub lifter crown. Lub tab caij raws lub lifter saum npoo av, thiab lub sawb pub rau pem hauv ntej yam tsis muaj kev cuam tshuam. Thaum cov xovxwm kaw, cov neeg tsav tsheb koom nrog lub sawb los ntawm kev tsav lub qhov rau kev sau npe zaum kawg, rub lub sawb mus rau hauv kev sib raug zoo ua ntej kev tsim lossis txiav cov haujlwm pib.

Kev sib cuam tshuam yog du vim tias tsis muaj ntug ntawm lub sawb yuav tsum tau poob rau hauv lossis tshem tawm qhov sib txawv. Lub tab tseem ceeb txuas rau lub lifter, tswj kev sib cuag thiab kev kwv yees tawm dag zog tawm tsam lub lifter nto. Qhov no ua rau muaj kev noj qab haus huv qis dua piv rau cov kev teeb tsa uas qhov kev txiav ntug yuav tsum mus ncig ntawm cov khoom siv tuag.

Hauv bypass notches sheet hlau ua daim ntawv thov, qhov qis - tus cwj pwm tsis zoo no txhais tau ncaj qha mus rau qhov zoo sib xws thiab txo qis kev ua yuam kev hla ntau- chaw nres tsheb tuag.

  • Cov khoom yog khaws cia rau ntawm lub sawb raws li ib qho txuas tab projection
  • Tab geometry feem ntau yog peb -sab txiav nrog ib sab txuas thiab angular nyem ntawm lub ntsej muag ua
  • Kev noj zaub mov tsis zoo yog qis dua vim tias tsis muaj kev txiav ntug catches ntawm lifter lossis tuag nto
  • Strip rigidity yog khaws cia ntawm qhov chaw thais, muaj txiaj ntsig zoo rau cov khoom lag luam nyias nyias
  • Tsis muaj slug yog generated, tshem tawm slug tswj kev txhawj xeeb ntawm qhov chaw nres tsheb

Qhov kev tuav pov hwm no-raws li txoj hauv kev ua haujlwm tau zoo thaum strip tawv yog qhov tseem ceeb. Tab sis dab tsi tshwm sim thaum clearance, tsis rigidity, dhau los ua tus tswj hwm? Qhov ntawd hloov cov geometry nyob rau hauv qhov sib txawv, mus rau kev tshem tawm cov khoom es tsis yog cov khoom khaws cia.

Negative Bypass Notch Geometry thiab Functional Mechanics

Qhov twg muaj qhov zoo thaib khaws cov khoom ntawm lub sawb, qhov tsis zoo bypass thais muab cov khoom pov tseg. Ib qho kev xuas nrig ntaus tshem tawm ib qho kev txiav txim siab los ntawm txoj hlua khi, tsim kom muaj qhov tsis muaj dab tsi los yog txiav tawm uas tso cai rau lub sawb kom tshem tawm cov lifters thiab lwm yam khoom siv tuag yam tsis muaj kev sib cuag ntawm lub cev. Cov slug raug tshem tawm los ntawm qhov qhib tuag thiab muab pov tseg. Dab tsi tseem tshuav yog strip ntug nrog ib qho kev txhob txwm sib txawv qhov twg cov khoom ib zaug muaj.

Txoj kev no daws qhov teeb meem sib txawv. Es tsis txhob hla cov lifters, lub strip tsuas zam lawv nkaus xwb. Lub void muab ntsug thiab lateral clearance rau lifter mus ncig teb chaws, tshem tawm tej lub caij nyoog ntawm lub sawb ntes, dragging, los yog dai rau ib tug lifter crown thaum lub sij hawm noj mov. Rau cov tuag qhov twg lifter qhov siab yog qhov tseem ceeb los yog qhov twg strip thickness ua rau caij hla qhov chaw impractical, qhov clearance -thawj lub tswv yim tsav tus tsim rau kev tshem tawm cov khoom.

Negative Notch Geometry thiab Cov Khoom Siv Tshem Tawm

Qhov kev txiav profile yog ncaj nraim. Ib qho punch nqis los ntawm ntug kab txaij thiab tshem tawm thaj chaw uas tau hais tseg, feem ntau yog duab plaub lossis trapezoidal hauv cov duab. Lub slug txiav huv si los ntawm lub sawb thiab ejects downwards los ntawm ib tug coj tuag qhib. Qhov tshwm sim yog ib tug notch nrog ntse sab hauv ces kaum thiab raug txiav ntug raws nws perimeter.

Notch qhov ntev yog tswj hwm los ntawm qhov yuav tsum tau tshem tawm. Qhov dav yuav tsum ua kom haum rau lub cev nqa lub cev ntxiv rau txhua qhov kev txav ntawm sab nraub qaum thaum pub mis. Qhov tob yuav tsum muab cov ntsug ntsug kom txaus kom lub strip ntug tsis hu rau tus nqa khoom ntawm txhua qhov chaw thaum lub voj voog xovxwm. Cov ntawv sib sib zog nqus muab ntau dua qhov kev tshem tawm tab sis tshem tawm cov khoom siv ntxiv los ntawm cov kab hla hla -section.

Burr kev taw qhia dhau los ua qhov kev txhawj xeeb ntawm no. Vim hais tias cov xuas nrig ntaus los ntawm cov sawb, bypass notches burr tsim stamping tsim ib tug tsa ceg ntawm lub tuag sab ntawm qhov txiav. Yog hais tias lub burr tig upwards thaum lub sij hawm pub mis, nws tuaj yeem ntes tau ntawm cov kev taw qhia rails, lifter nto, los yog lwm yam khoom siv tuag. Cov neeg tsim qauv feem ntau taw qhia qhov tuag yog li kev taw qhia burr ntsib downward, deb ntawm zawv zawg qhov chaw. Thaum qhov kev taw qhia tsis tuaj yeem ua tau, kev ua haujlwm thib ob deburring lossis chamfered ntug nyem ntawm qhov chaw tuag txo qhov cuam tshuam.

Tsis zoo li lub lance-thiab-flange lwm txoj hauv kev piav qhia hauv cov ntaub ntawv tuag zuj zus, qhov twg ib qho lanced yog khoov los tsim qhov nres thiab ua kom cov neeg nqa khoom hnyav, qhov tsis zoo tsis ua rau tsis muaj txiaj ntsig ntawm cov txheej txheem thib ob. Nws ib leeg pab yog clearance. Lub slug tawm ntawm qhov system, thiab cov sawb txav ntawm lub teeb tab sis tsis nruj ntawm qhov chaw ntawd.

Yuav ua li cas tsis zoo Notches cuam tshuam rau sawb noj thiab rau npe

Tshem tawm cov khoom siv los ntawm cov ntug sawb muaj qhov tshwm sim ncaj qha: qhov chaw nruj nruj. Cov khoom siv modulus tsis hloov, tab sis tus ntoo khaub lig- ntu ntu tiv thaiv kev khoov quab yuam ntawm qhov chaw qis qis qis. Rau cov nyias nyias los yog nqaim strips, qhov kev txo qis no tuaj yeem tsim qhov taw tes pob khawm qhov twg cov strips deflects nyob rau hauv kev noj tensions, ua rau inconsistent suab nce thiab sau npe drift hla chaw nres tsheb.

Txawm li cas los xij, rau cov khoom tuab dua lossis dav dua, txawm li cas los xij, qhov seem seem -section muab ntau tshaj qhov kev txhawb nqa tsim nyog txaus. Hauv cov ntawv thov no, txo kev cuam tshuam nrog lifters muab kev ua kom huv huv. Lub sawb tsis caij hla dab tsi. Nws tsuas yog pub rau pem hauv ntej los ntawm qhov chaw qhib, nrog cov neeg nqa khoom nce thiab poob rau hauv qhov tsis muaj dab tsi uas tsis tau kov lub strip ntug. Qhov no ua rau qhov tsis zoo tsis zoo tshwj xeeb tshaj yog nyob rau hauv tuag nrog siab lifter heights qhov twg ib tug tuav tab yuav tsum tau flex ntau dhau mus tshem lub lifter crown.

Ib qho kev lag luam tawm -tawm cov engineers ntsib: cov ntawv tsis zoo yuav ua rau muaj kev noj qab haus huv me ntsis dua li lawv cov khoom zoo. Qhov laj thawj yog mechanical. Txiav cov npoo ntawm qhov chaw ib puag ncig, tshwj xeeb tshaj yog tias cov burrs tsim dhau lub neej tsim khoom, tuaj yeem snag ntawm qhov chaw tuag, cov lus qhia, lossis kev hloov tsheb. Yog hais tias cov npoo no tsis zoo zoo nrog cov chamfers lossis radii, lub strip hesitates ntawm txhua qhov kev nce ntxiv. Cov txiaj ntsig kev ntxhov siab ntawm qhov txiav ntug yog siab dua cov khoom siv niam txiv vim kev ua haujlwm nyuaj los ntawm kev ua haujlwm shearing, ua rau cov ntug stiffer thiab tsawg dua thaum nws tiv nrog lwm qhov chaw.

Kev sau npe tus cwj pwm txawv ntawm qhov zoo ntawm qhov zoo thiab. Vim tias txoj hlua khi yog cuam tshuam los ntawm qhov tsis muaj dab tsi, cov kws tsav dav hlau yuav tsum koom nrog txoj hlua khi ntawm qhov chaw uas muaj cov khoom siv tag nrho. Lub void nws tus kheej tsis tuaj yeem pab txhawb rau qhov chaw nyob sab nraud. Hauv tuag qhov twgpitch nres ua hauj lwm nrog pilots rau npe strip, txoj hauj lwm notch yuav tsum tau ua tib zoo sib koom ua ke kom lub qhov khoob tsis sib haum nrog ib qho kev sau npe lossis kev hnov ​​​​lus.

  • Cov khoom raug muab tshem tawm ntawm ntug strip, tsim kom muaj qhov khoob lossis txiav tawm
  • Void geometry feem ntau yog duab plaub lossis trapezoidal, qhov loj me kom tshem tawm lub cev thiab mus ncig
  • Localized strip stiffness yog txo nyob rau hauv qhov chaw thais vim txo tus ntoo khaub lig-sectional cheeb tsam
  • Lifter clearance yog huv si thiab txhim khu kev qha, tshwj xeeb tshaj yog nyob rau hauv cov khoom tuab los yog siab - nqa daim ntawv thov
  • Txiav npoo yog raug rau burr buildup, uas tuaj yeem ua rau kom muaj kev noj qab haus huv ntau dua lub neej tuag
  • Kev tswj slug yog xav tau, nrog cov khoom tshem tawm ejecting los ntawm qhov qhib tuag hauv qab no

Ob hom kev ntsuas ntsuas daws qhov teeb meem tib yam, tab sis lawv txoj hauv kev geometric tsim cov kev ua tau zoo sib txawv. Cov lus nug tiag tiag rau txhua qhov kev teeb tsa strip tsis yog hom twg zoo dua nyob rau hauv kev sib cais, tab sis cov txheej txheem kev lag luam twg -offs aligns nrog cov khoom tshwj xeeb, xovxwm ceev, thiab tuag configuration ntawm tes.

side by side comparison of positive notch material retention versus negative notch material removal on strip edges

Sab-los ntawm-Sab piv ntawm qhov zoo thiab qhov tsis zoo Bypass Notches

Txhua qhov kev txiav txim siab tau piav qhia tus kheej, tab sis kev txiav txim siab strip layout tsis tshua muaj tshwm sim hauv kev sib cais. Koj tab tom hnyav kev lag luam- tawm thoob plaws ntau yam khoom ib txhij: pub kev tiv thaiv tawm tsam strip rigidity, lifter clearance tiv thaiv slug tswj complex, burr kev taw qhia tawm tsam kev sau npe tus cwj pwm. Dab tsi cov cuab yeej engineers xav tau yog ib qho kev siv uas muab txhua yam khoom muaj feem cuam tshuam nrog rau nws tus kheej kom qhov kev txiav txim siab pom ntawm ib nrais muag.

Tsis muaj cov peev txheej dav dav tam sim no nthuav tawm qhov kev sib piv no hauv cov qauv tsim. Lub bypass notches sheet hlau tsim lub hom phiaj yog to taub zoo nyob rau hauv cov nqe lus dav dav, tsis tau tus cwj pwm -qib kev puas tsuaj uas tsav geometry xaiv thaum lub sij hawm strip layout tseem tawg mus thoob plaws pab pawg neeg kev paub thiab cov qauv tsim sab hauv. Cov lus hauv qab no suav nrog cov xwm txheej no rau hauv ib hom ntawv uas koj tuaj yeem siv ncaj qha thaum ntsuas qhov ntsuas qhov ntsuas rau qhov kev pab cuam tuag tshiab.

Tus cwj pwm-los ntawm-Txoj kev sib piv ntawm Notch Hom

Yam ntxwv Positive Bypass Notch Negative Bypass Notch
Txoj kev sib koom tes strip Kev tuav pov hwm cov ntaub ntawv: ib lub tab tseem txuas rau ntawm ntug strip, hla cov khoom seem tuag Kev tshem tawm cov khoom: ib tug slug yog xuas nrig ntaus los ntawm ntug strip, tsim kom muaj qhov khoob uas tshem cov khoom tuag
Pub tiv thaiv profile Tsawg zuag qhia tag nrho kuj; tab caij smoothly hla lifter nto nrog angular nyem txo luag Muaj peev xwm tiv taus me ntsis; Txiav ntug tuaj yeem ntes ntawm qhov chaw tuag yog tias burrs txhim kho lossis pab tsis txaus
Kev sau npe raug tus cwj pwm Kev sib txuam strip dav tuav ntawm qhov chaw thaib txhawb nqa kev sib koom tes ruaj khov thiab qhov chaw nyob sab nraud Kev cuam tshuam strip ntug ntawm qhov chaw thaib; Cov kws tsav dav hlau yuav tsum koom nrog tag nrho - cov khoom seem kom deb ntawm qhov khoob
Sawb rigidity cuam tshuam Kev txo qis tsawg; khaws cia tab khaws cia tus ntoo khaub lig- ntu ntu thiab tiv thaiv buckling nyob rau hauv kev sib zog noj Localized txo proportional rau qhov tob thiab dav; nyias nyias los yog nqaim strips yuav deflect ntawm qhov chaw
Lifter kev sib tshuam mechanics Tab hla dhau lifter crown; kev sib cuag yog tswj los ntawm nyem geometry ntawm lub tab tus thawj ntug Tsis muaj kev sib cuag nrog lifter; void muab tag nrho clearance rau lifter mus txawv tebchaws tsis hais lifter qhov siab
Slug tswj cov cai Tsis muaj; tsis muaj cov khoom sib cais los ntawm cov sawb, tshem tawm slug ejection thiab pov tseg kev txhawj xeeb Yuav tsum tau; slug yuav tsum eject huv si los ntawm ib tug tuag qhib, thiab buildup los yog jamming yuav nres ntau lawm
Burr kev taw qhia kev txiav txim siab Burr cov ntaub ntawv ntawm lub tab sheared npoo; feem ntau yog taw qhia deb ntawm zawv zawg qhov chaw nrog qhov cuam tshuam tsawg kawg ntawm kev pub mis Burr cov ntaub ntawv raws tag nrho cov thais ib puag ncig; kev taw qhia yog ib qho tseem ceeb vim hais tias upwards - ntsib burr catches ntawm cov lus qhia thiab lifters
Cov kev siv zoo tagnrho Nyias gauge cov ntaub ntawv, nqaim strips, ntev kev vam meej tuag yuav tsum cumulative raug, daim ntaub ntawv rhiab rau sawb buckling Cov khoom tuab, dav strips nrog cov seem rigidity, siab lifter heights, siab - daim ntawv thov ceev yuav tsum xoom lifter cuam tshuam

Thaum Txhua Hom Tshaj Tawm Lwm Yam

Lub rooj nthuav tawm cov qauv meej. Cov txiaj ntsig zoo tiv thaiv dab tsi ntawm cov sawb twb muaj: rigidity, dav sib xws, thiab kev sib cuag du nto. Cov ntawv tsis zoo tsim cov sawb xav tau dab tsi: qhib qhov chaw, ntsug clearance, thiab kev ywj pheej ntawm kev sib cuag lifter. Qhov kev ua tau zoo hloov pauv nyob ntawm seb yam twg txwv koj daim ntawv thov tshwj xeeb.

Rau nyias - ntsuas cov ntaub ntawv, qhov twg lub zog tawm los tsis tshua muaj kev cuam tshuam rau kev pub mis thiab cov sawb yog qhov yooj yim rau buckling, zoo notches outperform vim lawv tsis txhob tshem tus ntoo khaub lig-sectional cheeb tsam los ntawm ib tug twb puas lawm strips. Thaum ib lub strip tsuas yog 0.5 hli tuab thiab 30 hli dav, txiav ib tug thais ob peb millimeters sib sib zog nqus yuav tsim ib tug pob khawm taw tes uas wanders thaum pub mis. Lub tab uas khaws cia tiv thaiv qhov no los ntawm kev tswj xyuas cov kab nrib pleb nyob thoob plaws qhov dav.

Rau cov khoom thicker, lub calculus inverts. Lub 2.0 hli sawb nrog 100 hli dav muaj ntau yam dabtsi yog khoov kuj txawm tias cov khoom tshem tawm. Qhov tsis muaj dab tsi yog feem pua ​​​​me me ntawm tag nrho cov ntoo khaub lig-section, thiab qhov tawv txo qis yog qhov tsis txaus ntseeg. Ntawm no, qhov tseem ceeb hloov mus rau lifter clearance. Cov khoom tuab caij hla lub lifter crown tsim kom muaj kev sib cuag nrog cov rog thiab nrawm hnav ntawm ob lub tab thiab lub lifter nto. Tshem tawm cov khoom siv kiag li tshem tawm qhov hnav mechanism. Kev nkag siab txog kev sib raug zoo ntawm lub zog tawm los thiab lub zog tensile rau cov khoom siv pab koj kwv yees seb lub tab uas khaws cia yuav deform plastically nyob rau hauv lifter contact loads los yog nyob twj ywm elastic thiab caij huv si.

Cov strips nqaim ua raws li nyias -cov ntaub ntawv logic tsis hais qhov tuab. Ib txoj hlua nqaim muaj cov khoom siv tsis tshua muaj, yog li txhua qhov kev tshem tawm tsis zoo cuam tshuam rau nws cov qauv kev coj ua. Cov txiaj ntsig zoo khaws cia qhov me me hla- ntu muaj. Cov kab txaij dav ua raws cov tuab- cov ntaub ntawv logic, qhov dav dav seem them rau qhov poob qis hauv ib cheeb tsam.

High - daim ntawv thov ceev qhia lub ntsiab lus dynamic. Nyob rau hauv siab ceev ceev, lub strip lub inertia thaum pub mis magnifies tej qhov chaw tiv thaiv. Ib lub tab ntes ib ntus ntawm lub lifter ntawm 60 strokes ib feeb yog qhov teeb meem. Tib qhov kev ntes ntawm 400 strokes ib feeb dhau los ua qhov kev tso npe tsis raug uas nthuav tawm thoob plaws txhua qhov chaw nres tsheb hauv qab. Rau siab - ceev tuag qhov twg lifter clearance yog nruj, tsis zoo notches tshem tawm qhov sib txawv kiag li los ntawm kev tshem tawm qhov cuam tshuam.

Xaiv cov thais hom uas zoo tshaj plaws khaws cov sawb yam ntxwv tseem ceeb tshaj plaws rau koj daim ntawv thov tshwj xeeb. Yog tias rigidity yog qhov txwv, khaws cov khoom. Yog tias kev tshem tawm yog qhov txwv, tshem tawm nws.

Txoj kev txiav txim siab no suab yooj yim, tab sis kev siv nws kom zoo yuav tsum paub tseeb tias qhov tob npaum li cas, qhov dav npaum li cas, thiab lub kaum sab xis twg los txiav qhov geometry. Cov kev ntsuas qhov ntev no yog qhov kev xav tau raws li kev coj ua, thiab qhov kev sib raug zoo ntawm cov khoom thickness thiab strip dav txiav txim siab seb koj qhov kev xaiv qhov thais tau muab nws qhov kev ua tau zoo li cas.

Design Parameters rau Notch Qhov tob, Dav, thiab Angular Relief

Xaiv ib qho kev txiav txim siab tsuas yog ib nrab ntawm qhov kev txiav txim siab. Lwm ib nrab yog dimensioning nws kom raug. Ib qho txiaj ntsig zoo nrog qhov tsis raug tab qhov tob buckles nyob rau hauv kev sib cuag lifter. Ib qho kev tsis pom zoo txiav qhov ntiav dhau tsis muab tshem tawm thaum tus nqa nqa mus txog tag nrho kev mus ncig. Ob qho kev ua tsis tiav rov qab mus rau tib lub hauv paus ua rau: cov duab geometry tsis sib npaug rau cov khoom siv thiab cov yam ntxwv strip uas tswj tau tiag tiag - kev ua haujlwm hauv ntiaj teb.

Qhov kev sib tw yog tias tsis muaj ib qho qauv siv thoob ntiaj teb npog txhua daim ntawv thov. Qhov ntsuas qhov ntev yog tsav los ntawm kev ua haujlwm ntawm cov khoom sib cuam tshuam, thiab kev nkag siab qhov twg yuav tsum muaj qhov tseem ceeb rau koj qhov kev tuag tshwj xeeb tiv thaiv kev sim - thiab - kev ua yuam kev uas hlawv dhau lub sijhawm sim thiab pob nyiaj siv.

Notch Qhov tob thiab dav txheeb ze rau cov khoom Thickness

Notch qhov tob yog qhov loj me uas tswj kev tshem tawm qhov tsis zoo rau qhov tsis zoo thiab tab qhov projection ntev rau qhov zoo. Nyob rau hauv ob qho tib si, cov khoom thickness anchors qhov pib feem. Ib txoj hauv kev siv dav dav: qhov tob tob yuav tsum muab kev ua haujlwm tshem tawm lossis kev sib koom ua ke yam tsis muaj kev cuam tshuam cov sawb lub peev xwm los pub noj tsis tu ncua hauv kev nruj.

Rau qhov tsis zoo tsis zoo, qhov tob yuav tsum siab tshaj qhov kev mus ncig qhov siab ntxiv rau txhua qhov ntsug strip txav thaum lub voj voog pub. Yog hais tias lub lifter nce 4 hli thiab lub sawb oscillates 0.5 hli thaum lub sij hawm nce qib, qhov tsawg kawg nkaus qhov tob ntawm 5 hli muab kev ruaj ntseg clearance. Mus tob tob tshem tawm cov khoom uas tsis tas yuav tsum tau muab tshem tawm, txo cov sawb rigidity tsis tsim nyog. Tshaj dhau qhov tsis zoo ntawm qhov tsis zoo, ntawm qhov tod tes, tawm ntawm ntug ntug uas muaj kev phom sij ze rau lub lifter crown rau saum - ntawm -stroke, qhov twg txawm me me strip sag ua rau kev sib cuag thiab dai.

Rau cov txiaj ntsig zoo, tab qhov tob txiav txim siab deb npaum li cas cov ntaub ntawv khaws cia los ntawm lub cev strip. Tabs uas sib sib zog nqus heev txheeb ze rau cov khoom thickness ua cantilevered beams nquag rau yas deformation nyob rau hauv lifter hu loads. Thaum lub tab khoov mus tas li, nws tsis tshem lub lifter ntawm cov strokes tom ntej. Lub elastic modulus ntawm cov khoom siv sawb teev ciam teb ntawm no. Ib lub tab uas deflects nyob rau hauv nws elastic ntau yam rov qab mus rau txoj hauj lwm tom qab txhua qhov kev sib cuag. Ib qho uas tshaj qhov taw tes tawm los rau cov hlau los yog cov khoom siv twg los xij yuav siv sij hawm mus tas li thiab dhau los ua kev cuam tshuam kev noj zaub mov.

Notch dav ua raws li cov laj thawj zoo sib xws. Rau qhov tsis zoo tsis zoo, qhov dav yuav tsum ua kom haum rau lub cev nqa lub cev ntxiv rau lateral strip wander thaum pub mis. Rau qhov zoo notches, dav txhais lub tab lub lateral dimension thiab ncaj qha cuam tshuam nws dabtsi yog khoov nruj. Ib lub tab dav faib cov lifter tiv tauj rau ntau thaj chaw, txo cov kev ntxhov siab hauv zos. Ib lub tab nqaim concentrates quab yuam thiab muaj kev cuam tshuam rau kev qaug zog ntawm kev ua haujlwm ntev.

Cov txheej txheem tseem ceeb hauv qab no qhia txog qhov kev txiav txim siab loj thaum muaj ntau yam sib tw:

  1. Khoom thickness:Tsim cov hauv paus proportions rau qhov tob thiab dav. Thicker Tshuag tolerates tob tsis zoo notches yam tsis muaj zog poob; thinner Tshuag xav tau ntiav geometry los khaws cov txheej txheem txuas ntxiv.
  2. Sawb dav:Txiav txim siab ntau npaum li cas tus ntoo khaub lig- thaj chaw seem seem tom qab txiav txiav. Nqaim strips txwv qhov siab tshaj plaws tso cai qhov tob tsis hais cov khoom thickness.
  3. Tus naj npawb ntawm cov chaw nres tsheb:Ntev tuag ntau qhov chaw yuam kev. Txhua qhov chaw nres tsheb yuav tsum tswj kom muaj kev ncaj ncees txaus kom nqa lub sawb los ntawm txhua qhov chaw nres tsheb uas tsis muaj kev cuam tshuam.
  4. Feeding suab:Lub suab ntev ntev ua rau lub sijhawm caj npab ntawm cov ntsiab lus txhawb nqa. Qhov chaw nyob nruab nrab ntawm - ncua nruab nrab ntawm cov lifters muaj qhov siab tshaj plaws sag, yuav tsum muaj qhov tob tob los yog cov tab geometry.
  5. Lifter qhov siab:Qhia ncaj qha rau qhov yuav tsum tau tshem tawm yam tsawg kawg nkaus rau qhov tsis zoo thiab caij tsawg kawg nkaus - dhau qhov muaj peev xwm rau qhov zoo thaib tabs.

Angular Relief thiab Edge kho rau kev noj zaub mov zoo

Qhov tob thiab dav tau txais cov geometry rau hauv qhov tseeb. Angular nyem yog dab tsi ua rau nws pub yam tsis muaj zog.

Rau qhov zoo notches, tab tus thawj ntug yog qhov chaw uas thawj tus neeg lifters thaum lub sij hawm kev nce qib. Yog tsis muaj kev nplij siab, ntug ntawd nthuav tawm lub xub pwg nyom uas ntes ntawm lub lifter crown, tsim kom muaj kev tsis txaus siab nyob rau hauv txoj kev mus ncig. Ntxiv lub chamfer los yog angular nyem ntawm 5 mus rau 15 degrees ntawm lub tab lub ntsej muag tso cai rau nws mus ramp smoothly hla lub lifter nto. Lub tab ua tau zoo dhau los ua ib qho wedge uas nqa nws tus kheej hla qhov kev cuam tshuam es tsis sib tsoo nrog nws.

Rau qhov tsis zoo, qhov ntu ntu ntu yog qhov tseem ceeb ntawm qhov chaw. Burrs thiab cov npoo ntse ntawm cov phab ntsa tuaj yeem ntes tau ntawm cov ntawv qhia, tuag qhov chaw, lossis kev hloov tsheb ciav hlau raws li cov sawb tawm. Txiav cov npoo, feem ntau yog 0.1 txog 0.3 hli chamfers siv thaum lub sij hawm tuag kev tsim kho los yog los ntawm lwm yam kev pab cuam deburring nyob rau hauv tus tsim tuag, txo qhov cuam tshuam. Qhov twg lub modulus ntawm elasticity ntawm steel ntawm ntug txiav tau nce siab los ntawm shearing -induced ua hauj lwm hardening, lub ntug yog stiffer thiab tsis tshua muaj raws li kev sib cuag nto. Chamfering softens qhov hloov pauv geometric yam tsis tas yuav hloov cov khoom vaj khoom tsev.

Cov angular parameters scale nrog cov khoom thickness. Cov khoom nyias nyias, nrog nws txoj kev khoov qis dua, xav tau cov kaum sab xis qis dua vim tias kev sib tiv tauj yog qhov qis dua. Thicker Tshuag tsim muaj zog ntau dua thaum lub sij hawm lifter kev sib cuam tshuam, xav kom steeper nyem cov ces kaum kom tsis txhob rub los ntawm escalating mus rau qhov chaw uas strip nce siab hesitates los yog pitch raug degrades.

Thaum cov phau ntawv engineering lossis cov qauv tsim tuam txhab muab qhov sib piv tshwj xeeb rau tsev neeg cov khoom, cov txiaj ntsig no sawv cev rau cov ntsiab lus pib siv tau. Cov hlau modulus ntawm elasticity, tawm los txwv cov hlau rau koj cov qib tshwj xeeb, thiab cov ntaub ntawv elastic modulus hlau los ntawm cov ntaub ntawv pov thawj muab rau koj cov khoom siv kho mob uas xav tau los xam seb puas tau muab tab geometry nyob twj ywm elastic raws li kev cia siab lifter loads. Cov neeg tsim qauv uas pib nrog cov piv txwv no thiab kho kom zoo thaum lub sijhawm sim ua kom muaj kev ruaj khov sai dua li cov uas qhov loj me los ntawm kev kwv yees pom ib leeg.

Geometry ib leeg, txawm li cas los xij, tsis qhia tag nrho zaj dab neeg. Tib qhov ntsuas qhov ntev ua qhov sib txawv hauv aluminium dua li cov hlau tsis muaj steel. Cov khoom siv - tus cwj pwm tshwj xeeb, suav nrog kev ua haujlwm tawv tawv, kev txwv elongation, thiab strain hardening ntawm cov npoo txiav, qhia lwm txheej ntawm kev hloov kho uas hloov cov kev txwv uas koj nyuam qhuav tsim.

different metal strip materials showing how notch geometry adapts to aluminum mild steel and stainless steel properties

Khoom siv -Kev txiav txim siab tshwj xeeb rau kev xaiv hom kev xaiv

Ib qho thais me me zoo kawg nkaus rau cov hlau me me tuaj yeem tsim kua muag nyob rau hauv txhuas los yog ua rau noj hang-ups hauv stainless. Cov kev ntsuas geometric tsim nyob rau hauv ntu dhau los xav tias cov khoom siv dav dav, tab sis cov khoom siv tiag tiag tsis coj tus cwj pwm generic. Txhua tsev neeg cov khoom coj los sib xyaw ua ke ntawm cov khoom muaj zog, lub peev xwm elongation, thiab cov cwj pwm tawv tawv uas hloov pauv li cas cov duab geometry ua tau raws li kev tsim khoom.

Qhov no yog qhov sib txawv feem ntau cov ntaub ntawv tsim tawm tawm qhib. Lawv lees paub tias cov khoom tseem ceeb, tom qab ntawd txav mus yam tsis piav qhia tias nws tseem ceeb npaum li cas. Qhov kev muaj tiag yog qhov kev nyiam ntawm qhov kev xaiv, tab geometry, lub kaum sab xis, thiab txawm tias lub sijhawm tu ncua hloov pauv muaj txiaj ntsig thaum koj hloov lub kauj ntawm lub decoiler. Kev nkag siab txog cov kev hloov pauv no ua ntej kev sim ua kom tsis txhob raug nqi iteration voj voog ntawm kev khiav haujlwm, soj ntsuam qhov ua tsis tiav, kho geometry, thiab rov ua dua.

Kev coj tus cwj pwm hauv Aluminium thiab Mild Steel

Aluminium nthuav tawm ib qho kev sib tw tshwj xeeb rau kev tsim cov bypass thais: nws qhov qis qis qis ntawm cov hlau sib npaug txhais tau hais tias cov khoom deforms plastically ntawm qis pub mis, thiab nws cov elongation ntau dua tso cai rau kev ncab ua ntej tawg. Rau nyias - ntsuas aluminium, qhov zoo ntawm qhov ntsuas feem ntau yog qhov zoo dua. Cov ntawv tuav pov hwm tiv thaiv kev tsim kua muag thaum lub sijhawm pub mis vim tias cov khoom siv ductility tso cai rau lub tab kom hloov pauv ntawm qhov chaw nqa khoom yam tsis muaj kev puas tsuaj ntawm qhov txuas. Lub tab absorbs kev sib cuag loads los ntawm elastic thiab me me yas deformation es tsis txhob tawg.

Txawm li cas los xij, tib qhov ductility ua rau muaj kev pheej hmoo. Yog hais tias lub tab geometry tso cai ntau dhau deflection, txhuas tabs tuaj yeem ua ib qho teeb tsa tas mus li tom qab tsuas yog ob peb puas strokes. Cov hlau tsis tshua muaj zog yuav tiv taus yog yooj yim tshaj nyob rau hauv txhuas, lub ntsiab lus tabs khoov tshaj lawv elastic txwv nyob twj ywm bent. Cov neeg tsim qauv tau txais txiaj ntsig los ntawm kev ua kom zoo thaib tabs dav dua thiab ntiav hauv txhuas, faib cov lifter tiv tauj rog thoob plaws cheeb tsam kom muaj kev ntxhov siab hauv zos hauv qab ntawm cov khoom siv sib npaug.

Cov kev tsis zoo ntawm cov aluminium nyias yog teeb meem. Tshem tawm cov khoom los ntawm ib qho uas twb muaj lawm, hloov tau yooj yim strips tsim ib lub pob khawm uas wanders thaum pub mis. Lub sawb deflects ntawm qhov chaw tsis muaj dab tsi, ua rau lub suab tsis sib xws uas sib sau thoob plaws chaw nres tsheb. Rau cov tuab aluminium strip, feem ntau siab dua 1.5 hli, qhov seem seem -section muab kev txhawb nqa txaus thiab cov ntawv tsis zoo yuav siv tau.

Cov hlau me me, los ntawm qhov sib txawv, muab qhov kev zam txim tshaj plaws rau kev tsim qauv. Nws qhov sib npaug sib xyaw ua ke ntawm lub zog nruab nrab ntawm cov hlau (feem ntau yog 200 txog 350 MPa), tsim nyog elongation (20 mus rau 30 feem pua), thiab kev ua haujlwm ua kom muaj zog ua rau nws ua siab ntev ntawm ob hom kev sib tw. Qhov zoo thaib tabs nyob rau hauv me me steel tuav lawv cov geometry nyob rau hauv lifter kev sib cuag vim hais tias cov khoom yog nruj txaus los tiv thaiv mus tas li deflection tsis tau ductile txaus kom nqus tau tej lub sij hawm overloads yam tsis muaj cracking. Cov ntawv tsis zoo txiav kom huv si nrog cov burr tsawg, thiab cov npoo txiav tsis tawv heev thaum lub sijhawm ua haujlwm shearing.

Qhov kev zam no muab kev ywj pheej rau tus tsim qauv los ua kom zoo dua rau lwm yam. Thaum stamping me me hlau, koj tuaj yeem xaiv hom thais raws li qhov kev txwv tsis pub tuag, kev teeb tsa lifter, lossis nias ceev yuav tsum tsis txhob raug yuam ua ib hom los ntawm cov khoom siv txwv.

Notch Design Adjustments for Stainless thiab High -Strength Steel

Stainless hlau, tshwj xeeb tshaj yog cov qib 300-series austenitic, qhia txog qhov teeb meem uas cov hlau me me thiab txhuas tsis ua: ua haujlwm hnyav. Raws liMetalForming Magazinepiav qhia, strain hardening thiab ua hauj lwm hardening ntxiv dag zog rau cov khoom raws li deformation txuas ntxiv, thiab cov qib steel tshiab ua hauj lwm - harden mus rau ib tug ntau dua li cov pa siab - qib zog. Lub 3XX-series austenitic stainless hlau nthuav qhia tshwj xeeb tshaj yog kev ua haujlwm siab.

Rau qhov tsis zoo tsis zoo nyob rau hauv stainless, kev ua haujlwm shearing uas tsim cov thais yog nws tus kheej ua haujlwm. Cov npoo txiav tau txais cov yas deformation tseem ceeb thaum lub sij hawm xuas nrig ntaus, thiab hauv austenitic stainless, uas deformation hardens cov khoom ntug zoo tshaj qhov niam txiv sawb lub zog tawm los. Tshaj li kev tsim tawm ntawm ntau txhiab tus mob stroke, cov txiaj ntsig sib npaug yog ntsuas tau: txiav cov npoo ntawm qhov chaw ib puag ncig ua rau nyuaj thiab tawv dua. Qhov twg cov pa HSLA steel tuaj yeem pom 20 feem pua ​​​​lub zog nce los ntawm kev ua haujlwm tawv, cov qib stainless tuaj yeem ncav cuag 50 feem pua ​​lossis ntau dua hauv thaj chaw ua haujlwm hnyav. Cov ntug tawv no ua rau muaj kev noj qab haus huv ntau dua li lub neej tuag vim tias cov ntug khov kho ua rau muaj kev kub ntxhov ntau dua ntawm cov lus qhia thiab cov khoom siv tuag.

Lub tensile modulus steel exhibits tsis hloov nrog kev ua hauj lwm hardening, tab sis cov yield kev nyuaj siab ntawm steel ntawm txiav ntug nce ntau. Dab tsi pib ua raws li ntug uas deflects me ntsis nyob rau hauv kev sib cuag los ua ib tug nruj ntug uas resists deflection thiab kis pub noj loads ncaj qha mus rau hauv lub cev strip. Rau kev ua haujlwm ntev ntev hauv stainless, qhov kev ua tau zoo no txhais tau hais tias qhov kev ua haujlwm tsis zoo ntawm kev noj zaub mov tsis zoo degrades kwv yees dhau lub neej tuag, yuav tsum muaj kev saib xyuas ntau zaus lossis ntau dua qhov hnyav pib nyem geometry los them rau qhov kev cia siab hardening.

Cov txiaj ntsig zoo hauv stainless zam kev txiav - teeb meem tawv tawv ntawm ntug strip tab sis qhia lawv tus kheej kev txhawj xeeb. Lub tab txuas taw tes, qhov twg peb sheared sab tau raws li ib qho kev sib txuas ntug, yog ib cheeb tsam kev ntxhov siab. Hauv cov hlau tsis muaj steel, rov ua dua kev sib cuag ntawm qhov chaw no tuaj yeem ua rau qaug zog tawg vim tias qhov ua haujlwm - cov khoom siv tawv tawv ntawm qhov sib txuas ua nkig rau cov khoom siv niam txiv ib puag ncig. Lub dav dav radii ntawm lub tab lub kaum sab hauv thiab qhov dav me ntsis txuas nrog qhov dav txo qhov kev pheej hmoo no los ntawm kev faib kev ntxhov siab thoob plaws thaj tsam loj.

High-lub zog steels, suav nrog dual-theem (DP), theem nyuaj (CP), thiab nias- cov qib hardened, nthuav tawm cov teeb meem sib txawv ntawm txhuas. Cov ntaub ntawv no muaj zog yield zog tab sis txo elongation. Piv txwv li, A DP1000 qib, muaj lub zog zoo heev tab sis muaj peev xwm txwv tsis pub deform plastically yam tsis muaj kev tawg. Qhov zoo thaib tabs nyob rau hauv siab - lub zog steel tuaj yeem tawg ntawm qhov chaw txuas yog tias tab geometry tsim muaj kev ntxhov siab. Lub elastic modulus ntawm cov hlau tseem nyob ib ncig ntawm cov qib (kwv yees li 200 GPa), tab sis qhov sib txawv ntawm qhov nqaim thiab qhov kawg ntawm lub zog ntawm cov qib no tawm hauv chav me me rau cov yas deformation ua ntej tsis ua haujlwm.

Kev tshawb fawb txog qib siab - lub zog steel txiav npoo tau lees paub tias qhov tsis xws luag tau qhia thaum shearing ua raws li kev ntxhov siab thiab cov ntsiab lus tawg. Akev tshawb fawb luam tawm nyob rau hauv Metals Journalpom tias siab - steels muaj zog tuaj yeem muaj txog li 40 feem pua ​​​​ntawm kev ua haujlwm qaug zog vim kev tsim khoom tsis zoo los ntawm kev xuas nrig ntaus thiab txiav ua haujlwm. Rau kev siv cov ntawv hla dhau, qhov no txhais tau hais tias ob qho tib si notch hom yuav tsum tau ceev faj txog kev tswj hwm hauv siab - lub zog steel. Cov npoo tsis zoo yuav tsum huv si nrog qhov tob ntawm qhov tawg me me kom tsis txhob tsim qhov chaw pib tawg. Kev sib txuas ntawm qhov zoo yuav tsum tsis txhob muaj cov hauv paus ntse ntse uas ua rau muaj kev ntxhov siab dhau ntawm cov khoom siv tsis muaj ductility.

Tsev Neeg Khoom Pom zoo Notch Hom Kev txhawj xeeb Parameter Kho Kev Qhia
Aluminium (thin gauge) Zoo dua Tab mus tas li deformation los ntawm lub zog tsis muaj zog; strip buckling ntawm qhov chaw tsis muaj dab tsi Wider, qhov tob tabs; txo lifter tiv tauj loads; tsis txhob muaj qhov tsis zoo nyob rau hauv strips hauv qab 1.5 hli
Me me hlau Ob hom siv tau Yam tsawg kawg nkaus -tsav kev txwv; optimize rau tuag layout thiab ceev yam hloov Txheem proportions siv; cov ntaub ntawv yog kam rau ntawm ob qho tib si geometries thoob plaws thickness ntau yam
Austenitic stainless hlau Qhov zoo dua rau kev khiav mus ntev Progressive ua hauj lwm hardening ntawm qhov tsis zoo thais txiav ntug tsub kom noj tsis kam ntawm tuag lub neej Aggressive pib nyem cov ces kaum ntawm qhov tsis zoo notches; dav dav radii ntawm zoo tab junctions; luv dua txij nkawm
High-lub zog steel (DP, CP, AHSS) Negative nyiam rau tuab gauge Txo elongation ua rau tab pob tawg ntawm kev ntxhov siab concentration cov ntsiab lus hauv qhov zoo thaib geometry Lub dav dav sab hauv radii ntawm txhua lub kaum sab xis; ntxuav cov npoo nrog cov pob txha me me; tsis txhob ntse tab junctions
Nias- steel hlau (22MnB5) Negative nyiam Tsawg heev ductility ncej-hardening; tabs tawg nyob rau hauv rov qab cyclic loading los ntawm lifter hu Maximize ntug zoo; xav txog ob-theem shearing rau qhov tsis zoo notch ntug; zam qhov zoo tab geometry

Cov qauv hauv cov lus no qhia txog lub hauv paus ntsiab lus tsim nyog rau kev sib koom ua ke: cov khoom siv nrog cov elongation siab thiab tsis tshua muaj zog muaj zog txaus siab rau qhov zoo, vim tias cov tab uas khaws cia tuaj yeem nqus cov kev sib cuag tsis tas yuav deformation. Cov ntaub ntawv uas tsis tshua muaj elongation thiab siab yield zog txaus siab tsis zoo notches vim hais tias khaws tabs nyob rau hauv cov ntaub ntawv no puas es tsis flex. Lub strain hardening thiab ua hauj lwm hardening yam ntxwv ntawm qhov tshwj xeeb alloy ces txiav txim siab yuav ua li cas lub notch geometry muaj hnub nyoog tshaj lub neej ntau lawm.

Kev xaiv cov khoom ib leeg, txawm li cas los xij, tsis kaw lub voj ntawm tus qauv tsim. Cov khoom siv tib yam uas khiav los ntawm rau -chaw nres tsheb tuag ntawm 100 strokes ib feeb coj txawv dua li nws ua hauv nees nkaum- chaw nres tsheb tuag ntawm 500 strokes ib feeb. Strip layout complexity thiab xovxwm ceev qhia dynamic yam uas ua kom loj los yog dampen cov ntaub ntawv -txoj kev coj cwj pwm tsuas yog piav.

Strip Layout thiab Xovxwm Ceev Factors hauv Kev Xaiv Cov Ncauj Lus

Ib daim duab qhia chaw uas pub flawlessly nyob rau hauv ib tug rau - chaw nres tsheb tuag khiav ntawm 80 strokes ib feeb tuaj yeem dhau los ua ib qho kev sau npe tsis raug nyob rau hauv nees nkaum- chaw nres tsheb tuag khiav ntawm 400. Qhov txawv tsis yog qhov chaw nres tsheb nws tus kheej. Nws yog lub ntsiab lus ntawm lub kaw lus nyob ib puag ncig nws: pes tsawg lub chaw nres tsheb yuav tsum hla, nws mus deb npaum li cas rau ib qho mob stroke, thiab ceev npaum li cas cov xovxwm voj voog ntawm cov txheej xwm pub. Cov kev hloov pauv no nthuav dav lossis txwv qhov muaj zog thiab qhov tsis muaj zog ntawm txhua qhov kev sib tw hauv txoj hauv kev uas cov khoom siv ib leeg tsis tuaj yeem kwv yees.

Strip Progression Direction thiab chaw nres tsheb suav cuam tshuam

Ntev zuj zus tuag accumulate positional yuam kev. Txhua qhov chaw nres tsheb lub sawb hla dhau los qhia txog qhov sib txawv me me, thiab cov kab sib txawv ntawd. Los ntawm lub sij hawm lub sawb mus txog qhov chaw nres tsheb kaum tsib los yog nees nkaum, qhov sib ntxiv drift los ntawm tus thawj pilot sau npe yuav ua tau ntau tshaj tolerances yog hais tias lub strip lub lateral positioning tsis tu ncua nyob rau hauv txhua txhua nruab nrab point.

Zoo bypass notches muaj qhov zoo ntawm no. Vim hais tias lub tab khaws cia khaws cov sawb dav ntawm qhov chaw nres tsheb, lub sawb nthuav tawm ib qho kev sib koom ua ke rau kev sib koom ua ke thiab coj kev sib txuas ntawm kev tsheb ciav hlau thoob plaws tag nrho cov kev loj hlob. Tsis muaj voids cuam tshuam rau sab nraud siv nto. Cov lus qhia thiab sensors, nrog rau ib qho twginductive sib thooj sensorsiv rau kev saib xyuas txoj hauj lwm sawb, saib ib lub strip ntug tsis hais qhov chaw nyob qhov twg. Qhov kev sib xws no pab tswj kom muaj qhov tseeb ntawm qhov kev tuag ntev ntev qhov twg txawm tias 0.02 hli ntawm qhov chaw nres tsheb sib txuas rau hauv qhov yuam kev tseem ceeb ntawm qhov chaw txiav tawm.

Shorter tuag nrog cov chaw nres tsheb tsawg dua ntsib qhov yuam kev tsawg dua. Hauv plaub- lossis rau - chaw nres tsheb tuag, lub strip hla dhau qhov txwv pub noj ua ntej qhov sib cais. Ntawm no, cov ntawv tsis zoo muab cov ntawv sau npe txaus nrog cov cuab yeej yooj yim vim tias tsuas muaj tsawg dua txoj hauv kev rau qhov yuam kev hauv qhov sib xyaw. Cov txiaj ntsig kev tshem tawm ntawm cov khoom tshem tawm ntau dua qhov poob qis thaum lub sawb tsuas yog xav tau kom muaj qhov tseeb thoob plaws ib qho chaw nres tsheb. Cov kws tsim txuj ci kev tuag feem ntau siv qhov zoo ntawm niaj hnubkhoom nesting software rau ntev ntawm cov khoomoptimization thaum lub sij hawm strip layout, tab sis qhov kev txiav txim siab hom kev txiav txim siab tseem nyob ntawm seb muaj pes tsawg lub chaw nres tsheb uas yuav tsum tau ua kom zoo dua thiab qhov ua yuam kev ntau npaum li cas ntawm qhov kev ua siab ntev tuaj yeem nqus tau.

Xovxwm Ceev thiab ntau lawm ntim xav txog

Ceev hloov physics ntawm strip noj. Ntawm qhov nrawm nrawm, lub strip nce mus rau hauv kev tswj hwm, quasi - cov lus tsa suab zoo li qhov uas tsis muaj kev cuam tshuam inertial yog negligible. Nyob rau hauv high speeds, strip dynamics ua tus tseem ceeb. Lub sawb nrawm nrawm thiab nrawm nrawm nrawm thaum txhua lub voj voog pub, tsim kom muaj zog, bounce, thiab tsis muaj kev sib cuag nrog cov lus qhia. Txhua qhov chaw ntawm kev noj zaub mov tsis zoo, txawm tias tsawg npaum li cas ntawm qhov qis qis, ua kom nrov rau hauv qhov ntsuas qhov tsis sib xws ntawm kev kub ceev.

Hauv kev ua haujlwm siab - ceev hlau ua haujlwm ua haujlwm siab tshaj 250 strokes ib feeb, hom ntswj uas txo qis kev noj zaub mov yog qhov tseem ceeb. Yog hais tias qhov tuag geometry tso cai rau ob hom, thiab cov khoom siv tsis yuam kev txiav txim siab, nias ceev feem ntau dhau los ua tus khi. Cov txiaj ntsig zoo nrog qhov zoo-cov tabs tso siab kom qis qis ntawm qhov nrawm vim tias tsis muaj kev txiav ntug rau snag. Cov ntawv tsis zoo muab xoom lifter cuam tshuam, uas tseem ceeb thaum lub sij hawm lifter txhoj puab heev ntawm kev kub ceev tawm yuav luag tsis muaj qhov sib txawv ntawm cov sawb thiab lub lifter crown.

Ntau lawm ntim ntxiv lwm qhov loj me. Siab - ntim khiav tawm kom pom cov txheej txheem hnav uas luv dua yuav tsis pom. Ib qho kev teeb tsa tsis zoo uas pub zoo rau 50,000 strokes tuaj yeem txhim kho kev tiv thaiv ntawm 500,000 strokes raws li cov npoo hnav, burrs loj hlob, thiab tab geometry degrades. Rau cov phiaj xwm kev tsim khoom ntev, xaiv hom kev ntaus nrig nrog kev hnav zoo dua hauv koj cov khoom tshwj xeeb txo qis qis qis thiab ncua sijhawm txij nkawm.

Qhov tseem ceeb ntawm kev txiav txim hloov pauv nyob ntawm seb koj daim ntawv thov xav tau ceev lossis qhov tseeb:

  • Siab - qhov tseem ceeb ntawm daim ntawv thov ceev (ntau tshaj 250 SPM):Txo kev noj zaub mov ua ntej; xyuas kom lifter clearance margin tshaj sawb dynamic oscillation; xaiv notch hom nrog qis tshaj luag coefficient; ua qhov tseem ceeb ntawm kev hnav tsis kam rau cov khoom tshwj xeeb; optimize angular nyem rau inertial pub zog
  • Tsawg-kev ceev precision thov qhov tseem ceeb (hauv qab 150 SPM):Ua kom tiav qhov raug sau npe ua ntej; xaiv qhov thais hom uas khaws cov sawb rigidity rau kev sib tw tsav sib xws; txo qhov kev ua yuam kev nyob rau hauv txhua qhov chaw; muab qhov tseem ceeb ntawm qhov kev ruaj ntseg ntawm qhov ntsuas geometry dhau lub neej tuag; xyuas kom tsis txhob muab tso rau hauv kev sib koom tes nrog txhua qhov kev paub thiab kev sau npe

Cov xov zoo sib xws yog kev kwv yees. Txawm hais tias khiav ceev los yog qeeb, lub thais yuav tsum coj tus cwj pwm tib yam ntawm stroke ib lab li nws tau ua rau mob stroke ib. Qhov kev kwv yees tau nyob ntawm seb qhov geometry tsis zoo li cas nyob rau lub sijhawm, uas coj kev sib tham squarely rau hauv kev coj cwj pwm thiab kev tswj lub neej.

worn punch edge showing progressive rounding that degrades bypass notch geometry over production life

Hnav cov qauv thiab tuag lub neej cuam tshuam los ntawm Notch hom

Ib tug thais uas pub zoo kawg nkaus rau ib hnub yuav tsis pub zoo kawg nkaus rau hnub peb puas. Txhua qhov kev mob stroke ua rau cov punch thiab tuag nto rau compressive cuam tshuam, abrasive tiv tauj nrog cov khoom siv sawb, thiab micro-scale fatigue cycling. Tshaj li ntau txhiab lossis ntau lab hits, cov rog no hloov kho qhov txiav geometry hauv kev hloov maj mam tab sis sib sau ua ke. Qhov kev pom tseem ceeb rau cov cuab yeej cuab tam yog qhov zoo thiab qhov tsis zoo ntawm qhov tsis zoo ib yam. Lawv cov qauv degradation txawv ntawm qhov chaw, qhov kev nce qib, thiab cov tsos mob pom tau, uas txhais tau tias lawv cov tswv yim tu yuav tsum sib txawv.

Kev tsis quav ntsej cov kev sib txawv no ua rau muaj kev cuam tshuam tsis zoo: lub strip pib sau npe tsis raug, ib tus neeg rub tus tuag, thiab tsuas yog tom qab ntawd pab pawg nrhiav pom hnav cov duab kos duab uas tau degrading rau lub lis piam. Nkag siab txog qhov tshwj xeeb hnav kos npe rau txhua hom hloov pauv lub voj voog rov ua haujlwm rau hauv qhov kev kwv yees.

Hnav Progression nyob rau hauv Zoo Notch Tooling

Cov punch npoo tsim qhov zoo thaib tabs kev hnav raws li peb lub sheared sab uas pub dawb tab ntawm lub cev strip. Cov npoo no yog cov chaw ua hauj lwm uas tuav lub tab lub geometry crisp, thiab lawv degrade zuj zus los ntawm ib qho kev kwv yees ua ntu zus.

Thaum ntxov hauv lub neej tuag, cov npoo txiav yog ntse thiab tsim kom huv si sib cais nrog tsawg burr. Lub tab qhov ib puag ncig tau zoo- txhais tau tias, thiab nws cov angular relief geometry tseem nyob ruaj khov. Raws li kev tsim khoom txuas ntxiv, cov nplaum thiab abrasive hnav mechanisms puag ncig lub punch npoo incrementally. Kev nkag siab txog cov punch thiab tuag hnav cov qauv qhia tau hais tias qhov kev ntxhov siab rov ua rau cov kab nrib pleb ua rau cov kab nrib pleb uas nws thiaj li nthuav tawm mus rau hauv cov teeb meem loj dua los ntawm kev qaug zog hnav, ib qho kev cuam tshuam tshwj xeeb rau cov ntu nyias ntawm tab perimeters.

Koj yuav pom qhov degradation los ntawm cov kab mob tshwj xeeb:

  • Tab edges tsim radii qhov twg ntse ces kaum ib zaug muaj, txo cov ntsiab lus ntawm tab profile
  • Burrs pib tsim ntawm tab cov npoo sheared, tsim cov khoom tsim tsa uas ntes ntawm qhov chaw nqa khoom thaum lub sij hawm kev nce qib
  • Lub tab lub angular nyem zoo flattens raws li tus thawj ntug puag ncig, nce kev sib cuag nrog lifters thiab raising luag.
  • Kev noj zaub mov tsis zoo nce zuj zus, ntsuas tau raws li qhov nce ntxiv ntawm kev sau npe tsis raug ntawm cov chaw tsav tsheb hauv qab
  • Qhov chaw pib qhia qhov me me drift raws li kev nce qib kev ua yuam kev tsub zuj zuj

Lo lus tseem ceeb ntawm no yog maj mam. Kev hnav zoo tsis zoo tsis ua rau muaj kev ua tsis tiav tam sim ntawd. Nws qhia txog qeeb, linear nce hauv kev noj zaub mov tsis zoo uas feem ntau mus tsis tau pom txog thaum sau npe kam rau siab tshaj. Cov kws ua haujlwm saib xyuas cov ntaub ntawv sau npe ntawm lub sijhawm tuaj yeem txheeb xyuas qhov kev nce siab thiab teem sijhawm saib xyuas ua ntej qhov degradation mus txog qhov tsis ua tiav.

Vim hais tias cov tabs tau ua hauj lwm hardened ntawm lawv sheared npoo thaum pib ua hauj lwm, deformation hardening ntawm cov txiav nto pib muab ib co tsis kam mus abrasive hnav. Txawm li cas los xij, ib zaug cov txheej tawv tawv hnav los ntawm, cov khoom siv softer erodes sai dua, qee zaum tsim kom muaj qhov cuam tshuam uas hnav nrawm dua tom qab pib lub sijhawm ruaj khov.

Hnav Progression hauv Negative Notch Tooling

Qhov tsis zoo thaib punches hnav ntawm qhov chaw txiav, lub kaum sab xis lossis trapezoidal ntug uas txiav cov khoom los ntawm cov sawb. Raws li lub voj voog ncig no, qhov ua tau zoo yog qhov txawv ntawm qhov zoo ntawm kev hnav: qhov chaw tshem tawm tau zoo zuj zus.

Ntawm no yog vim li cas qhov tseem ceeb. Thaum lub punch ntug rounds, nws tsis txiav ib tug huv si, puv - dav void. Lub thais ua me ntsis nqaim thiab ntiav tshaj nws cov qauv tsim geometry. Txhua txhiab ntawm ib millimeter poob mus rau ntug rounding txo qhov clearance margin ntawm lub strip edge thiab lub lifter lub cev. Tshaj li kaum txhiab tus strokes, qhov sib txawv ntawm qhov sib txawv kom txog rau thaum lub sawb pib hu rau tus neeg nqa khoom dua, ua rau tib lub hangs -txog cov teeb meem uas tau tsim los tiv thaiv.

Ib txhij, burr buildup compounds qhov teeb meem. Raws li cov punch dulls, burrs loj hlob siab ntawm cov kab txiav cov npoo.Mate Precision Technologies pom zoosharpening cov cuab yeej thaum cov npoo hnav mus rau 0.01 nti (0.25 mm) vojvoog, ceeb toom tias nquag kov-ups ua haujlwm zoo dua li tos kom lub punch ua npub heev. Rau cov cuab yeej tsis zoo, cov ntsiab cai no tseem ceeb tshwj xeeb vim tias cov burrs tsis yog qhov teeb meem zoo xwb. Lawv cuam tshuam ncaj qha rau kev pub noj los ntawm kev ntes ntawm cov lus qhia, qhov chaw tuag, thiab cov lifter crowns raws li txoj hlua txuas ntxiv mus. Tshawb nrhiav ntawmlateral burr tsim nyob rau hauv kev ua haujlwm notchinglees paub tias burr hnyav nce thaum punch / tuag clearance kev sib raug zoo hloov ntawm lawv tus thawj tsim qhov tseem ceeb, raws nraim li cas tshwm sim raws li ntug hnav thiab zoo clearance tightens.

Hom kev ua tsis tiav rau qhov tsis zoo ntawm qhov tsis zoo yuav ua rau muaj kev kub ntxhov ntau dua li qhov tsis zoo. Kev noj zaub mov tsis zoo nyob ruaj khov thaum muaj kev tshem tawm txaus, tom qab ntawd spikes sharply thaum txo qis geometry thaum kawg tso cai strip -rau-lifter contact. Qhov no ua rau qhov tsis zoo thaib hnav hnyav dua los kuaj xyuas los ntawm kev soj ntsuam maj mam thiab feem ntau yuav nthuav tawm raws li kev cuam tshuam kev tsim khoom tam sim ntawd.

Maintenance Strategies los ntawm Notch Type

Regrinding raws tu qauv txawv vim qhov chaw hnav thiab lub hom phiaj ua haujlwm sib txawv.

Rau qhov zoo thais cov cuab yeej, regrinding tsom mus rau kev kho qhov ntse tab sib cais npoo. Lub hom phiaj yog los rov-tsim kom cov kab nkig ntawm peb sab ntawm lub tab kom lub tab geometry rov qab mus rau nws li -tsim profile. Qhov no feem ntau cuam tshuam nrog kev sib tsoo lub ntsej muag lub ntsej muag kom tshem tawm cov txheej hnav, rov ua kom cov ntug txiav geometry. Yog tias koj cov cuab yeej tau ua tiav thaum pib siv EDM hlau machining rau qhov sib txawv tab profiles, regrinding yuav tsum khaws cov contours es tsis yog tsuas yog flattening lub ntsej muag punch.

Rau cov cuab yeej tsis zoo, regrinding restores tag nrho clearance geometry. Lub hom phiaj yog xa rov qab cov punch perimeter mus rau nws qhov qub qhov ntev kom qhov tsis muaj qhov txiav rau hauv cov kab nrib pleb phim nws qhov dav thiab qhov tob. Vim tias qhov ua tau zoo ntawm kev hnav yog txo qhov kev tshem tawm, txawm tias me me ntawm regrinding rov qab muaj txiaj ntsig zoo. Deburring qhov qhib qhov tuag yog qhov tseem ceeb sib npaug vim tias qhov slug passage thiab ejection tuaj yeem degrade nrog hnav buildup hauv qhov tuag kab noj hniav.

Nyob rau hauv ob qho tib si, tag nrho cov nyiaj txiag regrind yog finite. Txhua sharpening tshem tawm cov khoom ntawm lub ntsej muag punch, shortening nws incrementally. Thaum sib sau ua ke mus txog qhov punch qhov ntev ntev, kev hloov pauv yuav tsim nyog es tsis yog txuas ntxiv.

Kev nkag siab txog cov qauv coj txawv txawv rau txhua hom thais tso cai rau kev teem sijhawm saib xyuas es tsis yog kev daws teeb meem. Cov txiaj ntsig zoo degrade maj mam los ntawm kev noj zaub mov tsis zoo. Cov kev tsis zoo tsis zoo degrade los ntawm kev tshem tawm qhov txo qis uas nws thiaj li ua rau muaj kev cuam tshuam sai sai -ups. Saib xyuas raws li.

Kev coj cwj pwm ua kom tiav daim duab ntawm yuav ua li cas txhua hom kev ntaus nrig ua tau zoo thoob plaws nws lub neej tag nrho. Los ntawm thawj qhov kev xaiv geometry los ntawm cov khoom siv- qhov tshwj xeeb qhov ntev, kev sib xyaw ntawm cov kab nrib pleb, thiab thaum kawg kev npaj kho, lub hauv paus kev txiav txim siab rau bypass notch tsim spans tag nrho cov kev pab cuam tuag. Nqa cov xov no ua ke rau hauv qhov kev ua tau zoo ua ntu zus ua rau cov cuab yeej siv tshuab ua ib txoj hauv kev los ntawm kev tsim lub hom phiaj mus rau kev tsim khoom.

Kev Ua Haujlwm Kev Ua Haujlwm thiab Kev Cai Tuag Engineering Resources

Txhua lub tswv yim tau tham txog tam sim no, los ntawm kev xaiv geometry mus rau cov khoom siv coj los hnav kev tswj hwm, sib sau ua ke ntawm ib qho taw tes: lub sijhawm koj ua ib qho kev tsim qauv rau hlau. Qhov kev cog lus ntawd tshwm sim hauv kev ua haujlwm, thiab cov kws ua haujlwm ua haujlwm uas ua haujlwm ua haujlwm tau zoo dua li cov neeg uas dhia los ntawm lub tswv yim mus txiav yam tsis muaj txoj hauv kev ntawm lawv.

Qhov tseeb ntawm qhov tsis zoo thiab qhov zoo bypass notches sheet hlau ua stamping tuag yog tias tsis muaj ib qho tseem ceeb ua rau kev txiav txim siab nyob rau hauv kev sib cais. Hom ntaub ntawv qhia qhov kev nyiam ntawm qhov kev xaiv. Sawb dav txwv qhov tob. Xovxwm ceev hloov qhov tseem ceeb ntawm rigidity thiab clearance. Chaw nres tsheb suav txiav txim siab ntau npaum li cas yuam kev koj tuaj yeem zam tau. Cov xwm txheej no cuam tshuam, thiab kev ua haujlwm ua haujlwm yuav tsum suav rau txhua tus ntawm lawv nyob rau hauv qhov tseeb.

Kev txiav txim siab Framework rau Tooling Engineers

Thaum koj zaum nrog ib txoj hlua tshiab, qhov kev txiav txim siab hom kev txiav txim siab ua raws li kev xav tau. Hla cov kauj ruam lossis rov xaj lawv tsim qhov khoob uas ntog thaum sim, feem ntau yog cov teeb meem pub mis tsis zoo uas tiv thaiv kev kho sai. Cov kab ke hauv qab no qhia txog kev paub txog cov cuab yeej thiab cov neeg ua haujlwm tuag ua haujlwm li cas bypass notch tsim los ntawm thawj cov hauv paus ntsiab lus:

  1. Ntsuas cov khoom hom thiab thickness.Txheeb xyuas cov tsev neeg alloy, ntsuas, tawm lub zog, elongation, thiab ua haujlwm hardening yam ntxwv. Qhov no txiav txim siab seb cov khoom siv - cov kev txwv uas tau tsav koj mus rau qhov zoo lossis qhov tsis zoo ua ntej yuav txiav txim siab lwm yam.
  2. Ntsuam xyuas sawb dav thiab cov chaw nres tsheb.Xam qhov seem ntawm tus ntoo khaub lig- ntu ntu tom qab siv qhov ntsuas qhov ntsuas. Txiav txim seb muaj pes tsawg lub chaw nres tsheb yuav tsum hla thiab kwv yees qhov kev ua yuam kev ntawm qhov chaw nres tsheb zaum kawg.
  3. Txiav txim siab lifter xav tau.Tsim hom lifter (round, bar, los yog sawb), lifter qhov siab, thiab lifter qhov chaw txheeb ze rau ntawm ntug strip. Daim ntawv qhia lifter taug kev tawm tsam txoj haujlwm strip ntawm txhua qhov chaw hauv lub voj voog xovxwm txhawm rau txheeb xyuas thaj chaw cuam tshuam.
  4. Xaiv qhov ntaus ntawv raws li qhov tseem ceeb tshaj plaws.Yog tias rigidity preservation yog qhov txwv txwv (cov khoom nyias, nqaim strip, ntev tuag, precision kam rau ua), xaiv qhov zoo. Yog tias kev tshem tawm yog qhov txwv txwv (cov khoom tuab, cov nqa khoom siab, siab - kev ua haujlwm ceev, dav sawb nrog cov kab nrib rigidity loj), xaiv qhov tsis zoo.
  5. Dimension notch geometry proportional to stock parameters.Teem qhov tob, dav, thiab angular nyem siv cov kev sib raug zoo uas tsim los ntawm cov khoom tuab, nqa mus ncig, thiab cov kev xav tau ntawm cov hlua khi. Siv cov khoom siv- kev hloov kho tshwj xeeb rau kev ua haujlwm hnyav, kev txwv elongation, thiab kev cia siab ntawm ntug.
  6. Siv tau los ntawm kev sim thiab kho.Khiav qhov tuag ntawm kev nce nrawm nce ntxiv. Saib xyuas daim ntawv sau npe ntawm cov chaw tsav tsheb. Ntsuas pitch precision hla tag nrho ntev ntev. Xyuas kom tseeb tias kev pub mis tsis ruaj khov thiab tsis muaj strip - mus rau -lifter contact tshwm sim thoob plaws lub voj voog lifter. Txhim kho cov kaum sab xis, qhov tob tob, lossis kev kho ntug raws li kev pom zoo.

Cov kab ke no tsis nruj. Qee qhov haujlwm nthuav tawm cov kev txwv uas cuam tshuam ntau cov kauj ruam mus rau hauv ib qho kev pom tseeb. Ib tug 0.3 hli txhuas sawb nyob rau hauv nees nkaum- chaw nres tsheb tuag xyaum xav tau zoo notches ua ntej koj txawm ntsuam xyuas qhov siab lifter. A 3.0 hli siab-lub zog hlau nyob rau hauv plaub- chaw nres tsheb blanking tuag taw qhia rau qhov tsis zoo notches ua ntej sawb dav nkag mus rau hauv kev suav. Tab sis rau ntau daim ntawv thov uas poob ntawm cov kev kub ntxhov no, ua haujlwm los ntawm txhua kauj ruam tiv thaiv kev ua yuam kev ntawm kev ua kom zoo rau ib yam thaum tsis quav ntsej lwm qhov uas thaum kawg tswj kev ua haujlwm.

Cov ntaub ntawv tseem ceeb ntawm no thiab. Tus neeg tsim khoom tuag uas sau qhov laj thawj tom qab txhua qhov kev txiav txim siab geometry, tsis yog qhov kawg ntawm qhov ntev, tsim ib qho kev siv uas ua rau cov kev pab cuam yav tom ntej hauv cov ntaub ntawv zoo sib xws thiab cov txheej txheem. Thaum ib daim ntawv thov zoo sib xws los ntawm lub khw rau lub hlis tom qab, cov ntaub ntawv pov thawj qhov laj thawj tshem tawm qhov yuav tsum tau rov ua dua - muab txhua qhov ntsuas los ntawm thawj cov hauv paus ntsiab lus.

Txuas Tsim Lub Hom Phiaj rau Kev Cai Tuag Kev daws teeb meem

Bypass notch tsim tsis muaj nyob hauv lub tshuab nqus tsev. Nws yog ib qho tseem ceeb nyob rau hauv ib tug complex tuag qauv uas muaj xws li xuas nrig ntaus, lifters, pilots, qhia rails, carrier webs, thiab tag nrho cov strips tswj systems. Lub thav duab geometry yuav tsum sib xyaw nrog txhua yam ntawm cov khoom no. Qhov zoo tshaj plaws dimensioned notch uas tsis sib haum nrog kev tsav tsheb, cuam tshuam nrog lifter rail geometry, los yog tsim slug ejection teeb meem nyob rau hauv cov khau tuag muab pes tsawg tus nqi txawm hais tias nws zoo npaum li cas proportions phim lub engineering xam.

Qhov kev sib tw kev sib koom ua ke no yog qhov twg ntau cov cuab yeej siv tau kaw. Cov qauv tsim ntawm tus kheej ua rau kev nkag siab ntawm kev sib cais, tab sis kev sib xyaw ua ke rau hauv kev sib dhos ua haujlwm tuag yuav tsum muaj kev paub txog kev tswj xyuas qhov sib txawv thiab sijhawm sib raug zoo ntawm cov khoom. Lifting mus ncig yuav tsum sib koom tes nrog kev tshem tawm. Pilot nkag lub sij hawm yuav tsum ua raws li txoj hauj lwm sawb tom qab notch- tswj kev pub noj. Burr kev taw qhia los ntawm kev nqis tes ua haujlwm yuav tsum tsis txhob cuam tshuam nrog cov chaw tsim khoom hauv qab. Slug ejection txoj hauv kev los ntawm qhov tsis zoo yuav tsum tau tshem tawm qhov sib luag thiab tuag khau qhib yam tsis muaj kev cuam tshuam.

Ua hauj lwm nrog cov neeg paub txog kev tuag engineering ua kom cov ntsiab lus kev sib koom ua ke tau txais kev saib xyuas lawv xav tau.YICHEN kev cai stamping tuag daws teeb meemnyob rau hauv raws nraim cov chav kawm ntawm kev tsim no-kev sib tw hnyav, qhov twg bypass notch optimization yuav tsum koom tes nrog cov qauv tuag, lifter integration, clearance tswj, thiab cov khoom ntws tswj nyob rau hauv tag nrho cov tuag los ua ke. Rau cov cuab yeej engineers uas tau ua hauj lwm los ntawm kev tsim txoj kev xav thiab npaj txhij los txhais cov kev txiav txim siab geometry rau hauv cov cuab yeej tsim khoom, koom tes nrog ib pab neeg uas tswj hwm qhov kev sib koom ua ke tag nrho tiv thaiv kev rov ua dua tshiab uas kub hnyiab los ntawm kev sim nyiaj txiag.

Lub workflow kaw ib lub voj. Strip layout drives notch type xaiv. Notch geometry tsav dimensioning. Dimensioning drives validation. Validation yog lees paub qhov tsim los yog pub kev kho rov qab rau hauv geometry. Thiab thoob plaws hauv kev tsim khoom, kev saib xyuas kom ntseeg tau tias cov geometry validated tseem nyob hauv nws lub hnab ntawv ua haujlwm kom txog rau thaum lub sijhawm teem sijhawm tom ntej yuav rov qab los rau qhov tshwj xeeb.

Txhua stamping tuag qhia ib zaj dab neeg los ntawm nws txoj hlua. Cov ntawv sau, txawm tias qhov zoo lossis qhov tsis zoo, yog tshooj hauv zaj dab neeg ntawd. Lawv txhais li cas cov khoom txav, qhov twg nws nres, thiab nws sau npe li cas. Tau txais lawv txoj cai txhais tau hais tias lub sawb pub smoothly los ntawm thawj ntaus mus rau qhov kawg. Ua rau lawv tsis ncaj ncees lawm txhais tau tias lub sawb fights tuag ntawm txhua qhov chaw nres tsheb. Qhov sib txawv ntawm cov txiaj ntsig no tsis yog hmoov zoo. Nws yog engineering, siv systematically los ntawm tsim lub hom phiaj los ntawm kev tsim khoom validation.

Cov lus nug nquag nug txog Bypass Notches hauv Stamping Tuag

1. Dab tsi yog qhov txawv ntawm qhov zoo thiab qhov tsis zoo bypass notches nyob rau hauv ib tug zuj zus stamping tuag?

Ib qho zoo bypass notch khaws cov khoom ntawm lub strip raws li ib tug tab-zoo li projection uas caij lifters thaum pub mis, khaws cia sawb rigidity. Ib qho tsis zoo bypass notch tshem tawm cov khoom siv ntawm ntug strip, tsim kom muaj qhov khoob uas muab kev tshem tawm rau cov neeg nqa khoom yam tsis muaj kev sib cuag ntawm lub cev. Qhov kev xaiv ntawm lawv yog nyob ntawm seb koj daim ntawv thov tseem ceeb tshaj plaws strip stiffness (zoo) los yog lifter clearance (tsis zoo). Cov ntaub ntawv nyias nyias thiab cov strips nqaim feem ntau tau txais txiaj ntsig los ntawm cov txiaj ntsig zoo, thaum cov khoom tuab thiab siab -kev ua haujlwm ceev feem ntau ua tau zoo dua nrog cov tsis zoo.

2. Kuv yuav ua li cas thiaj txiav txim siab qhov tseeb qhov tob thiab qhov dav rau kuv qhov kev teeb tsa strip?

Notch qhov tob thiab dav yog proportioned feem ntau rau cov khoom thickness, lifter mus txawv tebchaws qhov siab, thiab sawb dav. Rau qhov tsis zoo, qhov tob yuav tsum tshaj lifter mus txawv tebchaws ntxiv rau ib qho ntsug strip oscillation thaum pub mis. Rau qhov zoo notches, tab qhov tob yuav tsum nyob rau hauv cov khoom ntawm elastic deflection ntau yam nyob rau hauv lifter contact loads. Dav accommodates lub lifter lub cev ntxiv rau lateral strip wander. Qhov tseem ceeb ntawm qhov loj me pib nrog cov khoom tuab, tom qab ntawd txiav txim siab qhov dav dav, qhov chaw nres tsheb suav, qhov chaw pub mis, thiab qhov siab lifter hauv qhov kev txiav txim.

3. Yam twg bypass notch ua haujlwm zoo tshaj plaws rau stainless hlau stamping?

Cov txiaj ntsig zoo yog feem ntau nyiam rau kev ua haujlwm ntev hauv austenitic stainless hlau. Yog vim li cas yog ua hauj lwm hardening ntawm txiav ntug. Thaum cov ntawv tsis zoo yog xuas nrig ntaus hauv stainless, cov npoo sheared harden zuj zus thaum lub sij hawm tsim khoom, nce kev noj zaub mov tsis zoo tshaj lub neej tuag. Cov qib stainless tuaj yeem pom txog li 50 feem pua ​​​​lub zog nce hauv thaj chaw ua haujlwm hnyav. Cov txiaj ntsig zoo zam qhov teeb meem no ntawm ntug kab txaij, tab sis cov neeg tsim qauv yuav tsum ntxiv cov radii dav dav ntawm tab junctions txhawm rau tiv thaiv kev qaug zog tawg los ntawm kev rov ua dua kev sib cuag.

4. Yuav ua li cas bypass notch hnav cov qauv cuam tshuam rau kev teem sijhawm tu?

Cov txiaj ntsig zoo thiab qhov tsis zoo coj txawv txawv thiab xav tau cov kev soj ntsuam sib txawv. Qhov zoo ntawm cov cuab yeej tsis zoo degrades maj mam li punch npoo puag ncig, ua rau cov tabs tsim cov burrs uas maj mam nce kev noj zaub mov tsis zoo. Qhov no tso cai rau kev hloov pauv -raws li kev saib xyuas. Cov cuab yeej tsis zoo tsis zoo degrades los ntawm kev txo qhov tsis muaj qhov loj me raws li cov npoo puag ncig, nws thiaj li ua rau lub sawb nrawm nrawm -ups thaum tshem tawm tsis txaus. Kev hnav tsis zoo ntawm qhov tsis zoo yog qhov nyuaj rau kev tshawb pom ntxov, ua rau lub sijhawm- raws li lub sijhawm ua kom pom tseeb zoo dua li kev saib xyuas ib leeg.

5. Kuv puas tuaj yeem siv ob qhov zoo thiab qhov tsis zoo bypass notches hauv tib qhov kev tuag?

Yog lawm, cov kws paub txog kev tuag qee zaum ua ke ob qho tib si hauv ib qho kev teeb tsa ib leeg thaum cov chaw nres tsheb sib txawv muaj qhov txwv sib txawv. Piv txwv li, cov chaw nres tsheb nrog cov neeg nqa khoom siab tuaj yeem siv qhov tsis zoo rau kev tshem tawm, thaum cov chaw nres tsheb hauv cov nqaim nqaim siv cov ntawv zoo los khaws cov rigidity. Qhov tseem ceeb yog ua kom muaj kev noj qab haus huv tus cwj pwm zoo thoob plaws qhov kev loj hlob. Ua hauj lwm nrog kev cai tuag engineering pab pawg xws li YICHEN (yichen-group.com/stamping-die/) pab sib koom tes ntau-notch- hom layouts qhov twg kev koom ua ke ntawm lifters, pilots, thiab notch geometry yuav tsum ua raws li ib tug unified system.

Xa kev nug