Qhov no yog 100% kev tshaj lij uas sau cov ntsiab lus ntawm ntau yam tsis xws luag ntawm stamping qhov chaw tsim los ntawm stamping factories, txheeb xyuas qhov ua rau thiab muab kev tiv thaiv. Cov ntsiab lus yog cov tswv yim thiab nws pom zoo kom sau nws! ! !
duab
duab
Tsim cov khoom pov tseg
duab
vim li cas
Cov khoom nyoos tsis zoo;
Kev txhim kho tsis raug, hloov kho thiab siv cov tuag;
Tus neeg teb xov tooj tsis pub cov strips raws li qhov tseeb qhov chaw los yog tsis xyuas kom meej tias cov strips tau noj nrog qhov sib txawv; vim siv lub sijhawm ntev ntawm kev tuag, qhov sib txawv tau hloov lossis nws cov khoom siv thiab cov lus qhia tau hnav;
Vim muaj kev cuam tshuam thiab kev vibration ntawm cov tuag ntev dhau lawm, cov khoom fastening loosened, ua rau cov txheeb ze hloov nyob rau hauv installation txoj hauj lwm ntawm cov tuag; tus neeg teb xov tooj tsis saib xyuas thiab tsis ua raws li cov txheej txheem khiav haujlwm.
Kev tiv thaiv
Cov ntaub ntawv raw yuav tsum ua raws li cov kev cai tshwj xeeb;
Txhua yam uas tau teev tseg hauv cov txheej txheem yuav tsum tau ua kom tiav thiab nruj me ntsis;
Cov cuab yeej cuab tam xws li nias thiab tuag siv yuav tsum tau lees tias ua haujlwm hauv ib txwm ua haujlwm;
Ib qho kev tshuaj xyuas nruj tau tsim los thaum lub sijhawm tsim khoom. Thawj qhov chaw stamped yuav tsum tau kuaj xyuas tag nrho thiab tuaj yeem muab tso rau hauv kev tsim khoom tsuas yog tom qab dhau qhov kev tshuaj xyuas. Nyob rau tib lub sijhawm, kev tshuaj xyuas tau muaj zog, thiab thaum muaj xwm txheej tshwm sim, lawv yuav tsum tau ua kom sai;
Thaum lub sij hawm stamping txheej txheem, cov pwm kab noj hniav yuav tsum tau ceev kom huv si, thiab qhov chaw ua hauj lwm yuav tsum tau teem thiab lub workpieces tom qab ua tiav yuav tsum tau muab tso rau kom huv si.
duab
duab
Punching qhov chaw burrs
duab
vim li cas
Lub punching qhov sib txawv loj heev, me me dhau los yog tsis sib xws;
Qhov txiav ntug ntawm qhov ua haujlwm ntawm qhov tuag ua npub;
Vim lub sij hawm ntev kev co thiab kev cuam tshuam, cov kab nruab nrab ntawm cov punch thiab tuag hloov, thiab cov axes tsis coincide, uas ua rau ib leeg-sab burrs.
Kev tiv thaiv
Xyuas kom cov neeg ua haujlwm raug thiab kev sib dhos zoo ntawm cov kab thiab concave tuag, xyuas kom meej qhov ntsug ntawm cov pwm convex thiab tiv thaiv sab nraud, thiab xyuas kom meej tias tag nrho cov pwm pwm muaj rigidity txaus;
Thaum txhim kho cov punch, nco ntsoov xyuas kom meej qhov tseeb ntawm qhov convex thiab concave tuag thiab xyuas kom meej tias cov pwm thiab concave tau ruaj khov rau ntawm cov pwm kho phaj. Lub ntsej muag kawg ntawm lub Upper thiab qis tuag yuav tsum yog tib yam rau qhov chaw ua hauj lwm ntawm cov xovxwm;
Cov xovxwm yuav tsum muaj rigidity zoo, me me elastic deformation, siab rail raug thiab parallelism ntawm lub nraub qaum phaj thiab slider;
Cov xovxwm yuav tsum muaj lub zog punching txaus;
duab
Warping deformation ntawm punched qhov chaw
duab
vim li cas
Muaj qhov sib txawv ntawm qhov sib txawv thiab lub zog ntawm cov tshuaj tiv thaiv uas tsis tsim ib lub sijhawm ntawm tib txoj kab (warping deformation tshwm sim thaum qhov sib txawv ntawm cov convex thiab concave pwm loj heev thiab txiav ntug ntawm cov pwm concave muaj qhov rov qab taper, los yog qhov chaw sib cuag ntawm lub ejector thiab lub workpiece yog me heev).
Kev tiv thaiv
Qhov sib txawv ntawm qhov khoob yuav tsum tau xaiv kom tsim nyog;
Lub phaj nias (los yog lub phaj txhawb nqa) yuav tsum tau ntxiv rau cov qauv pwm kom lub dav hlau sib cuag nrog lub phaj nias thiab muaj qee qhov siab;
Txheeb xyuas qhov tuag ntug thiab yog tias pom rov qab taper, lub npoo tuag yuav tsum tau txiav kom tsim nyog;
Yog hais tias cov duab ntawm qhov blanking yog complex thiab muaj ntau lub puab qhov, lub shearing quab yuam yuav tsis sib xws thiab lub zog nias yuav nce. Lub sawb yuav tsum tau nias kom nruj ua ntej xuas nrig ntaus los yog lub siab-precision xovxwm yuav tsum tau siv rau xuas nrig ntaus;
Lub phaj yuav tsum tau leveled ua ntej xuas nrig ntaus. Yog hais tias lub warpage deformation tseem tsis tuaj yeem raug tshem tawm, lub workpiece tom qab xuas nrig ntaus tuaj yeem rov ua dua los ntawm kev sib tw tuag;
Ntxuav cov khoom raug nyiag nyob rau hauv pwm kab noj hniav tsis tu ncua, lubricate saum npoo ntawm daim ntawv nyias, thiab muab cov roj tso rau ntawm cov pwm pwm.
duab
Txo qhov tseeb, qhov hloov pauv
duab
vim li cas
Cov hauj lwm ntawm positioning pins, stopper pins, thiab lwm yam. tau hloov los yog hnav dhau lawm;
Tus neeg teb xov tooj tsis saib xyuas ua rau cov khoom hloov mus rau sab laug thiab sab xis thaum pub mis;
Qhov tseeb qhov tseeb ntawm cov sawb yog qhov tsawg, nqaim thiab dav dhau, ua rau nws nyuaj rau xa cov khoom mus rau qhov chaw xaiv. Lub sawb yuav hloov mus rau pem hauv ntej thiab rov qab rau hauv daim ntawv qhia, uas ua rau muaj qhov sib txawv loj ntawm lub qhov ntawm lub qhov punched workpiece thiab pem hauv ntej thiab nram qab txoj hauj lwm ntawm lub puab txheej.
duab
Qhov loj thiab cov duab tsis zoo
duab
vim li cas
Cov ntaub ntawv rov qab ua rau cov khoom tsis ua haujlwm;
Lub positioner hnav thiab deformed, ua rau lub sawb mus rau qhov tsis raug, thiab tus positioner yuav tsum tau hloov nrog ib tug tshiab;
Nyob rau hauv qhov tsis yog-guided dabtsi yog khoov tuag, thaum kho ntawm cov xovxwm, kev hloov tsis raug ntawm qhov chaw tuag hauv qab ntawm cov xovxwm slider kuj tseem yuav ua rau cov duab thiab qhov loj ntawm qhov khoov tsis tsim nyog;
Cov cuab yeej nias ntawm pwm tsis ua haujlwm lossis tsis ua haujlwm txhua. Lub zog nias yuav tsum tau hloov kho los yog lub caij nplooj ntoos hlav siab yuav tsum tau hloov kom nws ua haujlwm zoo.
Kev tiv thaiv
Xaiv cov khoom siv stamping nrog qhov loj elastic modulus thiab cov ntsiab lus me me thiab cov khoom siv hluav taws xob ruaj khov;
Ntxiv cov txheej txheem kho thiab siv kho qhov khoov tsis pub dawb;
Cov khoom yuav tsum tau annealed ua ntej khoov kom soften lub txias ua hauj lwm hardened khoom ua ntej khoov;
Yog hais tias cov duab deformation tshwm sim thaum lub sij hawm stamping txheej txheem thiab yog ib qho nyuaj rau tshem tawm; txoj kab nqes ntawm cov punch thiab cov tuag yuav tsum tau hloov los yog txiav, thiab qhov sib txawv ntawm cov punch thiab cov tuag yuav tsum sib npaug rau qhov tsawg kawg nkaus cov khoom thickness;
Ua kom qhov chaw sib cuag ntawm qhov tuag thiab qhov chaw ua haujlwm, thiab txo qhov chaw sib cuag ntawm lub punch thiab lub workpiece;
duab
duab
khoov offset
duab
vim li cas
Thaum 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. Yog tias qhov kev sib txhuam tsis sib haum ntawm ob sab ntawm qhov khoob yog qhov sib txawv heev, qhov khoob yuav hloov mus rau sab nrog kev sib txhuam ntau dua.
Kev tiv thaiv
Asymmetrically zoo li tus bent qhov chaw yog tsim los ntawm symmetrical dabtsi yog khoov (ib leeg-tog bent qhov chaw yog tsim los ntawm khoov ob daim symmetrically thiab txiav);
Ntxiv cov khoom siv elastic nias rau qhov khoov tuag los tuav qhov khoob kom tsis txhob txav mus los thaum khoov;
Lub puab qhov thiab sab nrauv txoj kev muab tso rau hauv qhov chaw yog siv los ua kom qhov chaw raug.
duab
Kos rau ntawm qhov chaw
duab
Ua rau thiab Countermeasures
Thaum cov ntaub ntawv mos xws li tooj liab thiab aluminium alloys txuas ntxiv nias thiab khoov, cov khoom hlau lossis cov khoom seem yuav ua raws li qhov chaw ua haujlwm, ua rau muaj kev puas tsuaj loj lossis khawb ntawm qhov chaw ua haujlwm;
Thaum cov kev taw qhia dabtsi yog khoov mus rau lub dov kev taw qhia ntawm cov khoom, cov kab nrib pleb yuav tshwm sim ntawm qhov chaw ntawm lub workpiece, uas yuav txo tau qhov zoo ntawm lub workpiece. Thaum khoov ntawm ntau tshaj ob qhov chaw, sim xyuas kom meej tias cov kev taw qhia khoov muaj ib lub kaum ntse ntse nrog cov kev taw qhia dov;
Lub vojvoog ntawm qhov tuag fillet yog me me dhau, thiab cov cim cuam tshuam tshwm sim ntawm qhov khoov. Polish qhov tuag thiab nce lub vojvoog ntawm qhov tuag lub ces kaum kom tsis txhob khawb ntawm qhov chaw khoov;
Qhov sib txawv ntawm lub convex thiab concave pwm yuav tsum tsis txhob me heev, txwv tsis pub nws yuav ua rau thinning thiab khawb. Thaum lub sij hawm stamping txheej txheem, nco ntsoov xyuas cov kev hloov pauv ntawm qhov sib txawv ntawm cov pwm;
Yog hais tias qhov tob ntawm lub punch nkag mus rau hauv lub concave pwm loj heev, qhov saum npoo ntawm qhov yuav raug khawb. Yog li ntawd, qhov tob ntawm cov punch nkag mus rau hauv cov pwm concave yuav tsum raug txo kom tsim nyog thaum xyuas kom meej tias nws tsis cuam tshuam los ntawm springback;
duab
duab
qhov chaw hloov pauv
duab
vim li cas
Txoj hauj lwm thiab qhov loj ntawm lub qhov yog tsis ncaj ncees lawm (thinning vim khoov thiab nro);
Lub qhov yog tsis concentric (qhov khoov qhov siab tsis txaus, qhov dawb paug slides thiab rebounds, thiab lub dav hlau dabtsi yog khoov zoo nkaus li undulations);
Txoj kab dabtsi yog khoov thiab kab nruab nrab ntawm ob lub qhov tsis sib luag thiab qhov siab khoov yog tsawg dua qhov tsawg kawg nkaus khoov qhov siab. Tom qab khoov, ib feem qhia pom qhov qhib sab nraud;
Qhov ze ntawm cov kab bending yog qhov yooj yim rau deformation.
Kev tiv thaiv
Kev ntsuas rau qhov ua rau qhov tsis sib xws:
Xyuas kom tseeb tias qhov siab ntawm sab laug thiab sab xis yog qhov tseeb;
Kho tus pin positioning pins thiab positioning daim hlau;
Txo cov springback thiab xyuas kom cov parallelism thiab flatness ntawm ob qhov chaw nkhaus;
Hloov cov txheej txheem txoj kev thiab ua qhov khoov kho ua ntej thiab tom qab ntawd xuas nrig ntaus.
duab
Qhov nkhaus yuav thinner
duab
Kev tiv thaiv
If the bending radius is too small relative to the plate thickness (r/t>3 txoj cai-lub kaum sab xis dabtsi yog khoov), feem ntau nce lub vojvoog khoov;
Multi-angle dabtsi yog khoov ua rau qhov khoov qhov nyias nyias thiab loj dua. Txhawm rau kom txo qis thinning, sim siv ib lub kaum ntse ntse ntau txoj kev khoov;
Thaum siv lub tshuab xuas nrig ntaus, cov punch nkag mus rau hauv qhov tuag tob heev thiab lub thickness ntawm qhov khoov yog txo qis.
duab
stretch wrinkles
duab
vim li cas
Lub flange tuav quab yuam me me dhau thiab tsis tuaj yeem tiv taus qhov kev ntxhov siab ntau dhau tangential; Nws ua rau tangential deformation, uas ua rau poob ntawm stability thiab tsim ntawm wrinkles. Cov ntaub ntawv thinner kuj tseem ua rau wrinkles.
Kev tiv thaiv
Ua kom lub zog 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.
duab
Phab ntsa tawg lawm
duab
vim li cas
Lub radial tensile stress cov khoom dais thaum lub sij hawm sib sib zog nqus nqus yog loj heev;
Tus tuag fillet radius yog me dhau;
Tsis zoo sib sib zog nqus nqus lubrication;
Cov khoom siv raw muaj cov yas tsis zoo.
Kev tiv thaiv
Txo qhov khoob khoob khawm;
Ua kom qhov tuag fillet radius;
Siv lubricants kom raug;
Xaiv cov ntaub ntawv uas zoo dua qub los yog ntxiv cov txheej txheem kev ua haujlwm annealing.
duab
Rugged ntug
duab
vim li cas
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 khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob, lossis cov khoom siv tuab tsis sib xws, nrog rau qhov sib txawv ntawm lub puab tsaig thiab lub puab tsaig yog qhov tsis sib xws (qhov sib npaug ntawm cov pwm fillet yog qhov loj heev, thiab Nws tawg tawm ntawm qhov khoob khoob khoob hauv qhov kawg ntawm kev kos duab, kom lub fillet tseem tsis tau hla.
Kev tiv thaiv
Reposition qhov tuag, kho lub vojvoog ntawm qhov tuag fillet thiab qhov sib txawv ntawm qhov convex thiab concave tuag kom lawv txawm tias loj ua ntej muab tso rau hauv ntau lawm (wrinkles tuaj yeem raug tshem tawm los ntawm kev txo cov fillet vojvoog ntawm qhov tuag los yog siv lub arc-shaped. ntug nplhaib ntaus ntawv).
duab
Wrinkles ntawm lub duav
duab
vim li cas
Thaum pib ntawm kev kos duab sib sib zog nqus, feem ntau ntawm cov khoom yog nyob rau hauv ib qho kev ncua, thiab lub dag lub zog lub cev muaj zog me me dhau, lub voj voog tuag fillet loj dhau, los yog siv cov roj nplua nyeem ntau dhau. Qhov txo qis ntawm radial tensile kev nyuaj siab ua rau cov khoom poob stability thiab wrinkle nyob rau hauv qhov kev txiav txim ntawm tangential compressive kev nyuaj siab.
Kev tiv thaiv
Ua kom lub zog ntawm lub cev tsis muaj zog lossis txais yuav cov hlaws hlaws, txo qhov tuag fillet vojvoog lossis me ntsis nce cov khoom tuab.
