Piv txwv ntawm automotive pwm txheej txheem tsim

1. Npaj ua hauj lwm ua ntej txheej txheem tsim

Ua ntej tsim cov txheej txheem rau ib feem stamped, nws yog ib qho tseem ceeb uas yuav tsum sab laj cov ntaub ntawv tseem ceeb kom paub meej cov kev cai tshwj xeeb ntawm cov khoom, cov xwm txheej uas twb muaj lawm, thiab lwm yam, thiab npaj rau kev tsim cov txheej txheem stamping tsim nyog thiab ua tau.

Cov ntaub ntawv no feem ntau suav nrog:

1. Cov duab kos duab lossis cov khoom kos duab, thiab cov qauv siv.

2. Tolerances ntawm lub stamped ib feem.

3. Cov ntaub ntawv ntsig txog kev tsim thiab kev ua haujlwm ntawm cov khoom zoo sib xws, ntau yam teeb meem zoo tau ntsib yav dhau los, thiab lawv cov kev daws teeb meem.

4. Cov ntaub ntawv ntsig txog cov hlau siv hauv cov khoom, xws li cov khoom siv ntau yam kev ua tau zoo thiab qhov zoo ntawm qhov chaw.

5. Cov qauv rau ntau yam pwm tsim thiab specifications ntawm pwm qhov chaw.

6. Parameters thiab auxiliary cov cuab yeej ntawm cov xovxwm uas twb muaj lawm, kev tsim khoom, thiab lwm yam.

7. Ntau lawm ntim thiab lub sijhawm xav tau.

Los ntawm kev kawm txog cov duab kos thiab sib sib zog nqus- kos duab kos duab, ib qho yuav tsum nkag siab txog cov haujlwm uas yuav tsum tau ua ntawm ib feem, qhov xav tau lub zog ntawm tus kheej, qhov zoo ntawm qhov chaw, thiab qhov xav tau ntawm qhov muaj feem cuam tshuam. Cov ntsiab lus hauv qab no yuav tsum tau txhais kom meej:

1. Puas yog ib feem ntawm cov qauv, flange, sidewalls, thiab hauv qab muaj kev hloov pauv sai sai, cov ces kaum tsis zoo, lossis lwm cov duab uas nyuaj rau kev tsim?

2. Dab tsi yog qhov yuav tsum tau ua rau qhov vuam qhov chaw, qhov chaw sib dhos, thiab ntxig qhov chaw ntawm qhov chaw no thiab lwm yam?

3. Dab tsi yog qhov yuav tsum tau ua kom raug rau lub qhov (inch, qhov chaw), qhov sib nrug ntawm lub qhov, thiab qhov chaw nyob qhov twg (qhov chaw tiaj tus, qhov chaw inclined, qhov chaw sab hauv)?

4. Dab tsi yog qhov tso cai ntawm qhov raug rau txhua qhov flange (nrog rau qhov ntev, flange nto txoj hauj lwm, springback)?

5. Qhov twg yog qhov siv qhov chaw thiab qhov rau vuam thiab sib dhos?

6. Dab tsi yog cov teeb meem tseem ceeb uas yuav tsum tau hais txog hauv kev tsim cov ntawv stamping?

7. Qhov kev siv cov khoom siv yog dab tsi?

Kev txheeb xyuas cov txheej txheem tsim nyog thiab ua tiav ntawm ntu yuav tsum tau ua ua ntej tus txheej txheem tsim. Raws li cov ntaub ntawv tseem ceeb ntawm qhov nws tus kheej (xws li cov khoom, thickness, thiab cov duab), kev kam rau siab ntawm stamped ib feem thiab nws txoj hauj lwm los ua ke ntawm lub tsheb lub cev, cov xovxwm tsis thiab cov txheej txheem ntau lawm (tsis siv neeg kab, phau ntawv kab) ntawm tus neeg muas zaub thiab peb lub Hoobkas, ntau lawm batch loj ntawm lub stamped ib feem, thiab cov kev cai ntawm cov pwm tsim tawm tswv yim los ntawm cov neeg muas zaub, peb ua ib tug txheej txheem.

2. Cov txheej txheem kev soj ntsuam thiab tsim cov kab sib tsoo pem hauv ntej

2.1. Kev Ntsuam Xyuas Ib Ntu
Hauv qab no, peb coj cov kab sib tsoo pem hauv ntej los ntawm qhov project Dongfeng ua piv txwv.
Lub npe: Pem hauv ntej Sib tsoo Beam
Khoom siv: BUSD
Thickness: 2.0 hli
Daim duab 2.1 qhia txog cov khoom qauv ntawm ib feem. Raws li ib feem ntawm cov qauv, cov ntaub ntawv yooj yim muab, thiab cov neeg siv khoom cov kev xav tau, peb ua cov txheej txheem kev soj ntsuam ntawm cov kab sib tsoo pem hauv ntej thiab txiav txim siab cov txheej txheem stamping yuav tsum tau txais peb feem.

Txawm hais tias tsis yooj yim, qhov chaw stamped feem ntau tau los ntawm ob hom kev tuag: 1. Kev tuag tuag (xws li kos duab tuag, sib sau tuag, shaping tuag, flanging tuag, sab-flanging tuag, thiab sab- sib sau tuag); 2. Trimming dies (xws li trimming dies, blanking dies, punching dies, side-trimming dies, thiab side- punching dies). Forming dies siv ntau txoj kev sib sau ua tiav cov khoom zoo, thaum trimming tuag tshem tawm cov khoom pov tseg tom qab tsim kom ua tiav qhov tseeb.

Raws li pom nyob rau hauv daim duab 2.1, raws li ib feem ntawm tus lej qauv, peb tuaj yeem txiav txim siab tias qhov sib sib zog nqus- kos duab tsim nyuaj tsis siab dhau, cov duab tsis yooj yim heev, thiab cov khoom tsis muaj lub kaum sab xis tsis zoo hauv nws lub cev. Tsuas yog kev txiav txim siab, lossis tsuas yog qhov kev pheej hmoo ntawm kev tsim ib feem, yog cov khoom lag luam rov qab los. Raws li pom nyob rau hauv daim duab 2.1, beam- hom qhov chaw yog cov duab zoo ib yam uas yuav rebound. Yog li ntawd, peb yuav tsum xav txog cov khoom lag luam rebound tus nqi hauv kev tsim tuag. Tag nrho cov duab ntawm ib feem tuaj yeem ua tiav hauv ib qho kev kos duab.

Raws li pom nyob rau hauv daim duab 2.1, ib feem ntawm cov qauv digital qhia tag nrho ntawm 8 qhov: 6 ntawm cov khoom ntawm qhov chaw thiab 2 ntawm nws cov phab ntsa. Cov txheej txheem ntawm cov khoom yog tsis tu ncua, kom ntseeg tau tias perpendicular trimming thaum lub sij hawm kos duab thiab stamping kev taw qhia. Yog li ntawd, tom qab nkag siab txog kev sib koom ua ke kev sib raug zoo thiab lub qhov precision thiab kam rau ua, peb tuaj yeem txiav txim siab tag nrho cov txheej txheem. Cov txheej txheem ib feem yog raws li nram no: 1. Kev kos duab; 2. Txiav + Punching; 3. Punching + Sab Punching.

2.2. 1/4 Kos Cov Txheej Txheem Kev Ntsuam Xyuas thiab Tsim
Kev txiav txim siab qhov txheej txheem tsim ib qho tseem ceeb txhais tau tias txiav txim siab cov txheej txheem kos duab. Qhov no yog thawj qhov kev txiav txim siab hauv kev tsim cov txheej txheem stamping rau lub hau npog, kom ntseeg tau tias nws tsis tsuas yog yooj yim rau kev kos duab tab sis kuj tso cai rau kev txiav tom qab kos duab, thiab tsim kom muaj kev pom zoo rau flanging. Yog li ntawd, thaum tus txheej txheem kos duab tau txiav txim siab, cov txheej txheem stamping rau lub hau npog yog qhov tseem ceeb kawg.

Thaum txiav txim siab txog kev kos duab, peb yuav tsum xav txog cov ntsiab lus tseem ceeb hauv qab no:

2.2.1. Kev txiav txim siab stamping kev taw qhia ntawm ib feem
Kev txiav txim siab qhov kev taw qhia stamping yog thawj qhov teeb meem uas tau ntsib hauv kev txiav txim siab cov txheej txheem kos duab. Nws tsis tsuas yog txiav txim siab seb puas muaj kev kos duab txaus siab tuaj yeem tsim tau, tab sis tseem cuam tshuam rau cov txheej txheem ntxiv ua haujlwm thiab cov duab ntawm lub qhov khoob khoob. Qee qhov nyuaj- zoo li cov duab kos feem ntau ua tsis tau zoo los ntawm kev txiav txim siab tsis raug stamping, yuav tsum muaj kev hloov pauv ntawm stamping kev taw qhia. Qhov no yuav tsum tau hloov kho ntawm qhov kos duab tuag thiab tom ntej stamping tuag, uas ua rau poob nqi tseem ceeb. Yog li ntawd, cov kev taw qhia stamping yuav tsum tau ua tib zoo txiav txim siab thiab txiav txim siab.

Cov ntsiab lus tseem ceeb hauv qab no yuav tsum tau txiav txim siab thaum txiav txim siab qhov kev taw qhia stamping:

a) Xyuas kom cov punch tuaj yeem nkag mus rau hauv qhov tuag, kom tsis txhob muaj cov kaum sab xis kom ntau li ntau tau.

b) Lub xeev kev sib cuag ntawm cov xuas nrig ntaus thiab kos duab dawb paug thaum pib ntawm kev kos duab yuav tsum muaj thaj chaw sib cuag loj, nyob ze rau qhov chaw nruab nrab li sai tau, thiab muaj ntau qhov sib txuas lus sib txuas.

c) Kev noj zaub mov tsis zoo ntawm txhua qhov ntawm lub hnab ntim khoom yuav tsum tsis sib xws.

Raws li cov hauv paus ntsiab lus saum toj no, lub stamping kev taw qhia ntawm ib feem nyob rau hauv daim duab 2.1 tuaj yeem txiav txim siab raws li qhia hauv daim duab 2.2. Daim duab 1.2 qhia txog Z-axis kev sib koom ua ke raws li kev taw qhia stamping ntawm ntu no. Qhov kev taw qhia stamping no yog perpendicular mus rau saum npoo ntawm ib feem, tsis muaj lub kaum sab xis tsis zoo, thiab qhov chaw sib cuag ntawm lub punch thiab qhov khoob yog qhov loj thiab nyob rau hauv nruab nrab ntawm qhov chaw thaum pib kos duab, uas yog qhov zoo rau kev kos duab. Nyob rau tib lub sijhawm, cov txheej txheem trimming thiab xuas nrig ntaus tuaj yeem ua kom muaj kev sib tw thiab xuas nrig ntaus. Yog li ntawd, qhov kev taw qhia stamping no tuaj yeem siv rau ob qho tib si kos duab thiab tom qab trimming thiab xuas nrig ntaus cov txheej txheem.

2.2.2. Blank Holder Surface thiab Parting Line of Part
Lub 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. Lub qhov khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob ntawm qhov tuag. Lub punch rub lub qhov khoob, kom ntseeg tau tias tsis yog cov khoom ntawm 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. Txoj kab sib faib yog txoj kab ciam teb ntawm cov punch thiab 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 Qhov tseem ceeb, cov duab thiab qhov zoo ntawm 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.

Feem ntau muaj ob hom ntawm qhov khoob khoob khoob khoob:

Lub qhov khoob khoob khoob khoob yog qhov flange ntawm lub hau nws tus kheej.

Lub qhov khoob khoob khoob khoob yog tsim los ntawm cov txheej txheem ntxiv. Thaum txiav txim siab cov duab ntawm qhov khoob khoob khoob, peb yuav tsum xav txog cov hauv qab no:
Txo qhov tob ntawm daim duab.

Lub punch yuav tsum tuav lub xeev daim duab kos rau ntawm qhov khoob. Qhov ntev ntawm 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.

Ua kom yooj yim cov duab ntawm qhov khoob khoob khoob khoob kom ntau li ntau tau, thiab siv cov kab rov tav lub qhov khoob khoob thaum twg los tau.

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.

Lub 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.

Thaum muaj qhov thim rov qab rau hauv qab ntawm lub hau, 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

Tsis txhob tsim cov rog loj loj nyob rau hauv ib qho kev taw qhia.

Tom ntej no, peb yuav tsim 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. Raws li ib feem ntawm cov qauv digital, peb tuaj yeem tsim 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. 2. Tsim kom muaj qhov khoob khoob khoob ntawm peb tus kheej los ntawm kev hloov kho. Cia peb txheeb xyuas ob txoj hauv kev no. Ua ntej, yog tias peb ncaj qha siv lub flange ntawm lub hau npog raws li 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 Txawm li cas los xij, los ntawm cov txheej txheem kev xav, qhov no yuav ua rau wrinkling nyob rau hauv ib feem thiab ua rau nws nyuaj rau tswj thiab tsis txhob rebound. Raws li tau hais ua ntej, beam- yam khoom yog cov piv txwv zoo ntawm cov khoom uas yuav rov qab los, yog li siv ncaj qha rau ntawm qhov flange vim 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 Peb yuav tsum tsim kom muaj qhov khoob khoob khoob ntawm peb tus kheej los ntawm kev hloov kho raws li cov hauv paus ntsiab lus uas tau hais los saum toj no. Xav txog tag nrho cov laj thawj thiab cov xwm txheej saum toj no, 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.

Thaum txiav txim siab 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 Cov kab sib cais cais cov punch thiab cov khoob khoob khoob los ntawm ob qhov chaw ua haujlwm. Los ntawm txoj kev xav, nws cais qhov khoob khoob khoob ntawm qhov kos duab tiag tiag. Cov duab ntawm txoj kab sib cais, ua ke nrog cov duab ntawm 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 khoob khoob Yog li ntawd, txoj kab parting plays lub luag haujlwm txiav txim siab hauv kev tsim cov khoom kos.

Thaum tsim ib txoj kab sib cais, peb yuav tsum tau xyuam xim rau cov ntsiab lus hauv qab no:

Cov duab ntawm txoj kab sib faib yuav tsum tsis txhob hloov pauv loj heev.

Lub parting kab yuav tsum tau tsim nyob rau hauv ua ke nrog rau cov duab ntawm lub blanker nto.

Lub parting kab yuav tsum tau tsim nyob rau hauv ua ke nrog rau trimming contour ntawm cov khoom ib feem kom raug xam qhov ntev, xyuas kom meej cov txheej txheem tsim nyog thiab txaus trimming nyiaj.

Txoj kab sib faib yuav tsum tau tsim los txiav txim siab seb qhov zoo li ntawm qhov nyob ze ntawm txoj kab sib cais hloov pauv loj heev, txawm tias nws yooj yim rau tawg thiab wrinkling, thiab yuav ua li cas hloov cov duab ntawm txoj kab sib faib kom tsim nyog kom tsis txhob muaj cov teeb meem no thiab ua kom zoo dua cov duab kos ntawm lub xeev.

Raws li cov ntsiab lus saum toj no, txoj kab sib faib ntawm txoj kab sib tsoo pem hauv ntej yog txiav txim siab raws li pom hauv daim duab 2.4:

2.2.3. Tsim nyog txheej txheem ntxiv rau qhov sib sib zog nqus-Drawn Parts
Cov txheej txheem ntxiv yog hais txog cov khoom siv ntxiv rau qhov chaw stamped kom ntseeg tau tias muaj kev sib sib zog nqus- kos duab thiab tsim cov khoom tsim nyog. Txij li cov khoom siv no yuav tsum tau ua rau kev tsim ntau dua li ntawm nws tus kheej, nws yuav tsum tau muab tshem tawm thaum lub sij hawm trimming tom qab sib sib zog nqus- kos duab. Cov txheej txheem ntxiv yog ib qho tseem ceeb ntawm kev sib sib zog nqus- kos ib feem tsim, cuam tshuam tsis tsuas yog qhov sib sib zog nqus- txheej txheem kos duab tab sis kuj txuas ntxiv trimming, shaping, thiab flanging txheej txheem.

Muaj ob lub ntsiab ntawm cov txheej txheem supplementation: ib qho yog cov txheej txheem sab hauv supplementation, piv txwv li, sau cov qhov. Hom kev ntxiv no tsis nce cov khoom siv, thiab cov khoom siv tseem tuaj yeem tsim nyog siv tom qab xuas nrig ntaus lub qhov hauv; lwm hom yog ntxiv nyob rau hauv contour ntug ntawm ib feem, nrog rau supplementation rau qhov sib sib zog nqus-kos ib feem thiab qhov dawb paug tuav. Vim hais tias cov txheej txheem no ntxiv yog siv rau sab nraud ntawm ib feem, nws yog hu ua lwm txheej txheem ntxiv. Nws raug ntxiv los xaiv qhov tsim nyog stamping kev taw qhia thiab tsim kom muaj kev sib sib zog nqus- kos duab, ua kom cov khoom siv ntxiv.

Lub rationality ntawm tus txheej txheem ntxiv yog ib qho tseem ceeb qhia txog lub sophistication ntawm lub stamping txheej txheem tsim. Nws cuam tshuam ncaj qha rau cov txheej txheem tsis zoo, qhov tsis muaj deformation, qhov deformation npaum li cas, deformation faib, qhov zoo ntawm qhov chaw, thiab qhov tshwm sim ntawm cov teeb meem zoo xws li tawg thiab wrinkling thaum sib sib zog nqus nqus.

Lub hauv paus ntsiab lus ntawm txheej txheem ntxiv tsim:
* **Internal Hole Kaw Txoj Cai:** Cov voids sab hauv ntawm qhov yuav tsum raug kaw ua ntej, ua kom qhov zoo ntawm qhov - dawb.
* ** Simplified Deep-Drawn Part Structure Principple:** Cov txheej txheem sab nrauv ntxiv yuav tsum ua kom yooj yim rau qhov sib sib zog nqus- txheej txheem kos duab thiab txhawb nqa cov dej ntws thiab deformation ntawm qhov khoob.
* ** Ua kom muaj qhov zoo ntawm cov yas deformation:** Rau lub tsheb lub cev panels nrog qhov tob tob thiab qis curvature, cov yas deformation txaus yuav tsum tau xyuas kom meej thaum lub sij hawm tsim los lav zoo zoo thiab rigidity.

Txo cov txheej txheem sab nrauv ntxiv: Vim tias cov txheej txheem sab nraud ntxiv tsis yog ib feem ntawm qhov tseem ceeb thiab yuav raug txiav tawm raws li cov khoom seem tom qab, lawv yuav tsum raug txo kom tsawg kom txo cov khoom pov tseg thiab txhim kho kev siv cov khoom siv, thaum ua kom cov khoom kos tau zoo.

Muaj txiaj ntsig zoo rau Cov Txheej Txheem Tom Qab: Cov txheej txheem ntxiv yuav tsum xav txog lawv cov kev cuam tshuam rau cov txheej txheem tom ntej, ua kom yooj yim rau qhov chaw ruaj khov thiab ua kom muaj qhov sib npaug ntawm qhov txiav kom ntau li ntau tau.

Muab ob npaug rau-Part Drawing Txheej Txheem Ntxiv: Thaum lub stamped seem yog ib sab laug / sab xis, ob chav kos feem ntau ua kom txuag nqi. Thaum sab laug thiab sab xis yog sib xyaw ua ke, qhov tob ntawm qhov kos yuav tsum yog qhov ntiav li qhov ua tau, thiab cov txheej txheem nruab nrab ntxiv yuav tsum muaj qhov dav kom ntseeg tau tias lub zog ntawm cov trimming tuag.

Raws li cov hauv paus ntsiab lus saum toj no ntawm cov txheej txheem ntxiv, tag nrho cov txheej txheem kev kos duab ntxiv rau ib feem yog qhia hauv daim duab 2.5: Tus qauv txheej txheem ntawm tag nrho cov txheej txheem kos duab yog qhia hauv daim duab 2.5 saum toj no. Tsuas yog cov qauv ntawm cov khoom lag luam, qhov seem yog ib feem ntawm cov txheej txheem kos duab ntxiv. Cov tshuaj ntxiv rau sab nraud yog cov txheej txheem sab nraud, thiab cov tshuaj ntxiv rau sab hauv yog cov txheej txheem sab hauv. Cov no suav nrog: 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

a) Thaum tau txais cov qauv qauv, ua ntej txiav txim siab stamping kev taw qhia ntawm ntu. Tom qab ntawd, txiav txim siab tus qauv nruab nrab ntawm qhov chaw raws li txoj haujlwm ntawm lub cev qhov feem pua ​​​​ntawm kab (X, Y, thiab Z kev sib koom tes ntawm tus qauv chaw pib taw tes feem ntau yog feem pua). Tom qab txiav txim qhov chaw qauv, txav cov khoom qauv los ntawm qhov chaw qauv mus rau qhov kev sib koom ua tiav hauv CAD software (siv UG software ua piv txwv ntawm no). Tom qab ntawd paub meej tias cov kev taw qhia stamping thiab Z ... Txawm hais tias lub axes coincide los yog xav tau lub kaum sab xis, peb yuav tsum tau sau cov kev sib koom tes thiab lub kaum sab xis ntawm tag nrho cov kev txav thiab kev sib hloov.

Qhov no yog los xyuas kom meej tias peb tuaj yeem sib piv nws nrog cov qauv qub thaum lub sijhawm hloov tshiab ntawm tus qauv tom ntej, raws li qhia hauv daim duab 2.6.

b) Tom qab tus qauv txoj hauj lwm thiab stamping kev taw qhia tau txiav txim, cov kauj ruam tom ntej yog los tsim cov duab blanking nto. Raws li hais nyob rau hauv yav dhau los blanking nto tsom xam, peb tsis tau ncaj qha siv lub flange nto ntawm ib feem raws li lub blanking nto; peb yuav tsum tsim nws tus kheej. Raws li cov hauv paus ntsiab lus ntawm kev tsim qhov khoob khoob khoob khoob khoob uas tau hais los saum toj no, tsim 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. Feem ntau, xyuas kom meej qhov kev ncua deb ntawm 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 20 hli. Kev ncua deb ntau dhau yuav ua rau kom cov khoom pov tseg ntxiv rau kev sib txuas ntxiv, thaum qhov deb dhau los yuav tsis tseem ceeb rau kev tsim. Qhov sib txawv ntawm 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. Rau cov ces kaum nyob rau sab saum toj ntawm ib feem, cov ces kaum tuaj yeem tsim rau ntawm qhov khoob khoob khoob. Cov duab ntawm qhov khoob khoob khoob yuav tsum tsis txhob muaj cov ces kaum ntse; txhua lub kaum ntse ntse yuav tsum sib npaug. Qhov loj ntawm lub kaum sab xis yuav tsum tsis txhob me me, feem ntau R500 lossis R1000. Lub rounding yuav tsum tau ua ke nrog qhov sib txawv ntawm qhov chaw. Rau qhov chaw uas muaj qhov sib npaug ntawm sab laug thiab sab xis, ib nrab tuaj yeem ua ncaj qha thiab tom qab ntawd mirrored. Qhov ntev yog tsim raws li qhov loj me qhia hauv daim duab 2.7.

Nco ntsoov tias daim duab 2.7 qhia txog qhov pom ntawm sab xub ntiag.

c) Tom qab ua tiav kev tsim 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 Raws li tau hais ua ntej, txoj kab sib faib ua lub luag haujlwm txiav txim siab hauv kev kos duab thiab tsim ntawm ntu. Thaum tsim cov kos duab parting kab, cov duab thiab qhov ntev ntawm cov khoom thiab cov duab ntawm qhov khoob khoob khoob khoob yuav tsum raug txiav txim siab. Raws li cov ntsiab lus tseem ceeb rau kev tsim cov kab kos kab uas tau hais los saum toj no, cov kab kos duab kos rau ib feem yog tsim raws li qhia hauv daim duab 2.8 hauv qab no: Tom qab tsim cov kab sib faib nrog cov qhov ntev saum toj no, yog tias koj tsis paub meej yuav ua li cas los yog los ntawm txoj kev twg los txiav txim siab qhov ntev, koj yuav xav tias poob. Cov hauv qab no yog ib qho kev soj ntsuam ntawm yuav ua li cas los txiav txim qhov tsim nyog parting kab qhov ntev: Feem ntau, ua ntej tsim cov parting kab planar dimensions, ntau yam tsis tau kho nyob rau hauv ua ke nrog rau ib feem tus ntoo khaub lig-sectional kos duab los txiav txim nws qhov ntev.

Feem ntau, ua ntej txiav txim siab qhov sib faib kab dav dav qhov ntev, tus ntoo khaub lig- ntu ntawm qhov siab tshaj plaws ntawm qhov seem tau txheeb xyuas. Raws li pom nyob rau hauv daim duab 2.9 SEC A-A saum toj no, qhov no yog tus ntoo khaub lig-section ntawm qhov siab tshaj plaws contour ntawm ib feem nyob rau hauv txoj kev X. Cov kab sib faib qhov ntev yog txiav txim siab los ntawm kev txiav txim siab cov khoom txuas ntxiv hauv qhov kos, lub kaum sab xis ntawm lub punch (R), lub kaum sab xis ntawm qhov tuag (R), thiab lub kaum sab xis ntawm phab ntsa.

1. Ua ntej, cov khoom txuas ntxiv (kom tsis txhob ua rau cov khoom zoo thaum lub sij hawm machining thiab pwm hloov, thiab xyuas kom meej lub zog ntawm trimming blocks nyob rau hauv cov txheej txheem tom ntej) yog feem ntau 3-10mm nyob rau hauv loj, thiab yuav tsum tsis txhob tsawg tshaj li 3mm.

2. Lub kaum sab xis punch yog feem ntau R5-R12 (feem ntau hloov kho raws li qhov tob ntawm daim duab; tus nqi me dua yog siv rau qhov tob tob tob, thiab tus nqi loj dua rau qhov tob tob tob).

3. Lub kaum sab xis tuag feem ntau yog R5-R15 (qhov tuag fillet vojvoog ncaj qha tswj kev noj zaub mov tsis zoo hauv cov txheej txheem kos duab; me me R tus nqi ua rau muaj kev noj zaub mov ntau dua, uas tuaj yeem txhim kho wrinkling thiab tsis txaus rigidity; qhov loj R tus nqi ua rau qis dua noj, uas tuaj yeem txhim kho qhov tawg; kev hloov kho tau tsim nyog rau cov ntaub ntawv tuab).

4. Lub kaum sab xis ntawm qhov kos yog feem ntau 6.℃-12℃(Lub sidewall txoj kab nqes ncaj qha tswj thiab txhim kho qhov kev tsim lub xeev, ua kom muaj zog tensile txaus rau ntawm qhov chaw, lav tag nrho ncab ntawm qhov dawb paug, cuam tshuam rau kev ruaj ntseg thiab kev ntseeg siab ntawm cov txheej txheem tom ntej, nrog rau lub zog ntawm cov khoom siv trimming thiab cov khoom zoo.

Tom qab kos duab sidewall tau txiav txim siab, txoj kab tsim los ntawm nws txoj kev sib tshuam nrog lub 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. Txoj kab sib faib feem ntau yog txiav txim siab los ntawm kev noj cov ntu loj tshaj plaws ntawm ib feem lub contour hauv ib qho kev coj, xws li X + kev taw qhia. Raws li pom hauv daim duab 1.9 saum toj no, txoj kab sib faib X + tau txiav txim siab yog 525mm los ntawm qhov nruab nrab ntawm cov pwm digital. Ua raws li cov kauj ruam tib yam, peb txiav txim siab qhov ntev ntawm lwm cov lus qhia.

Thaum qhov ntev ntawm cov kab sib cais nyob rau hauv txhua qhov kev taw qhia tau txiav txim siab, peb ncaj qha ua haujlwm fillet ntawm cov ces kaum. Thaum filleting, peb xav txog ib feem ntawm cov duab los xyuas kom meej uniformity nyob rau hauv tag nrho cov seem. Ntawm no, rau qhov kwv yees, peb fillet cov ces kaum nrog R30mm, thiab cov kab sib faib tau txiav txim siab tiav.

d) Tom qab txiav txim siab txoj kab sib cais, cov kauj ruam tom ntej yog ntxiv cov txheej txheem kos duab. Rau qhov chaw nrog cov voids sab hauv, cov txheej txheem sab hauv tuaj yeem ua tiav ua ntej kom kaw tag nrho cov qhov. Cov hauj lwm tseem ceeb yog ua kom tiav cov txheej txheem sab nraud, uas yog qhov nyuaj tshaj plaws ntawm cov txheej txheem kos duab. Qhov zoo ntawm cov txheej txheem sab nraud no ncaj qha txiav txim siab qhov zoo ntawm cov duab kos thiab kev ua tiav ntawm cov txheej txheem trimming thiab flanging tom ntej. Siv cov kab sib tsoo pem hauv ntej ua piv txwv: Ua raws li cov kab ke qhia hauv daim duab 2.13 saum toj no: 1. Tsim cov khoom seem ntawm qhov khoob; 2. Tsim lub sidewall feem los ntawm txoj kab parting; 3. Tsim qhov txuas ntxiv ntawm ib feem; 4. Tsim cov punch vojvoog (R-angle); 5. Tsim lub vojvoog tuag (R-angle); 6. Tsim cov hlaws dai.

Ua ntej, tsim qhov khoob khoob khoob khoob.

Tom qab txiav txim siab 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.
Tom ntej no, siv qhov projected 3D nkhaus los extrude lub sidewall nto ntawm ib lub kaum sab xis thiab ua ib tug fillet ua hauj lwm, raws li qhia nyob rau hauv daim duab 2.15.
Siv CAD software txuas ntxiv rau sab nraud, raws li pom hauv daim duab 2.16. Siv cov extruded sidewall nto thiab cov khoom txuas ntxiv mus rau cov punch, raws li qhia hauv daim duab 2.17. Siv lub extruded sidewall nto thiab 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
Tsim cov hlaws dai, raws li pom hauv daim duab 2.19. Ua tus qauv tsim qauv rau cov txheej txheem kev kos duab (hauv qab kos duab qauv, tiv thaiv-wrinkle cov qauv siv ntau dhau), raws li pom hauv daim duab 2.20 thiab 2.21. Qhov ntev ntawm txhua feem tuaj yeem ncaj qha raws li cov ntaub ntawv dhau los, raws li pom hauv daim duab 2.22:

2.2.4. Tsim kom zoo ntawm Draw Beads

Kos hlaws (los yog kos duab pib) yog dav siv nyob rau hauv lub sib sib zog nqus nqus ntawm automotive lub cev panels. Lawv yog ib txoj hauv kev zoo tshaj plaws thiab siv dav rau kev kho thiab tswj cov rog ua haujlwm ntawm qhov khoob khoob khoob. Lub zog quab yuam los ntawm kev kos hlaws suav rau ntau qhov kev faib ua feem ntawm lub zog ua haujlwm ntawm 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 Lawv ua lub luag haujlwm tseem ceeb hauv kev kos duab sib sib zog nqus:

1) Kev noj zaub mov ntau ntxiv.

Qhov khoob ntawm 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 Qhov no tseem ua rau cov 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 Nws kuj tiv thaiv wrinkles thiab distortion nyob rau hauv qhov chaw raug tshem tawm thaum lub sij hawm sib sib zog nqus nqus.

2) Kho qhov kev faib tawm ntawm kev pub noj tsis kam: Los ntawm kev hloov pauv qhov tsis sib xws ntawm cov drawbeads ntawm qhov chaw sib txawv ntawm 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 Qhov no tswj tus nqi ntws thiab pub tus nqi ntawm cov khoom siv rau hauv qhov tuag ntawm qhov chaw sib txawv ntawm 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

3) Kho qhov loj ntawm kev noj zaub mov tsis pub dhau ntau yam: Ntawm ob - xovxwm ua haujlwm, kho qhov siab ntawm tus swb tsuas yog kho qhov tsis muaj zog tuav. Cov drawbeads, ua ke nrog kev hloov kho ntawm 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

4) Wrinkled sheet hlau nyob rau sab nrauv ntawm drawbeads tuaj yeem ua tau raws li qee yam siv cov drawbeads.

Lub hom phiaj tseem ceeb ntawm kev teeb tsa drawbeads yog kom txaus nro rau cov ntawv hlau tsim. Tsis tas li ntawd, lwm yam yuav tsum tau txiav txim siab los xyuas kom meej qhov ua tau zoo ntawm qhov chaw stamped.

Ntau hom drawbeads tuaj yeem ua tiav sib npaug ntawm kev tiv thaiv los ntawm kev kho cov duab geometric, tab sis lawv yuav tsis sib npaug hauv lwm yam. Yog li ntawd, thaum tsim cov hlaws dai, ntxiv rau kev ua kom tau raws li qhov yuav tsum tau ua, cov hauv qab no yuav tsum tau txiav txim siab: Ib leeg - hlaws dai hlaws muaj cov qauv yooj yim, yooj yim rau kev ua thiab kho hauv qhov tuag; lawv qhov dav me me txo qhov tuag loj. Hloov pauv, ob npaug - hlaws dai hlaws dai hlaws muaj cov qauv siv ntau dua, ua haujlwm nyuaj dua, thiab muaj qhov dav dav dua, nce qhov tuag thiab qhov loj me. Yog li ntawd, ib leeg - hlaws dai hlaws yog feem ntau nyiam.

Thaum qhov tsis muaj deformation tsis tas yuav tsum muaj kev kos duab siab tshwj xeeb, thiab cov kab txiav tsis nyob ntawm 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 Qhov no ua kom qhov tsim nyog kos duab tsis kam rau kev sib sib zog nqus nqus thaum txo qhov khoob thiab tuag loj.

Ua kom muaj kev sib sau zoo thiab qhov chaw tiav ntawm cov khoom stamped.

Txhim kho lub neej kev pabcuam ntawm cov hlaws dai ua kom yooj yim rau lawv cov kev ua thiab kev hloov kho.

Thaum lub thickness yog ntau tshaj 2 hli, cov nyhuv ntawm cov hlaws dai diminishes. Tus naj npawb thiab qhov chaw ntawm kos hlaws yuav tsum tau txiav txim siab raws li cov yam ntxwv ntawm qhov kos duab, qhov tob ntawm qhov kos duab, cov khoom thickness, thiab cov yam ntxwv ntawm cov khoom ntws.

Txhawm rau kom cov khoom noj muaj zog thiab txhim kho cov khoom deformation thiab rigidity, kos cov hlaws dai yog muab tso rau ib ncig ntawm tag nrho lub voj voog yam tsis muaj kev tawg.

Txhawm rau nce radial tensile kev nyuaj siab thiab txo tangential compressive kev nyuaj siab, thiab tiv thaiv wrinkling, kos cov hlaws dai yog muab tso rau hauv cov cheeb tsam uas yuav ua rau wrinkling.

Txhawm rau kho qhov sib xws ntawm kev pub noj thiab pub tus nqi, thaum muaj qhov sib txawv tseem ceeb hauv kev nqus qhov tob, cov tav tau muab tso rau hauv qhov chaw ntiav, thaum qhov tob tob tsis yog. Rau sab pem hauv ntej kev sib tsoo beam ntawm ib feem, raws li cov hauv paus ntsiab lus saum toj no, kom muaj zog noj kuj, txhim kho cov khoom deformation thiab rigidity, thiab txo springback, ib tug kos hlaws yog muab tso rau ntawm txhua qhov ncaj seem. Cov hlaws kos feem ntau yog offset 25mm los ntawm txoj kab sib faib, tab sis xav txog kev siv cov khoom siv, 20mm tuaj yeem siv. Nyob rau ntawm lub sijhawm no, tag nrho cov txheej txheem kev kos duab ntawm lub hauv ntej kev sib tsoo beam ntawm ib feem yog ua tiav tiav.