毕业设计（论文）
英
课题名称
文
翻
译
系专班学姓
部业级号名
材
料
工
程
系
材料成型及控制工程
指导教师
2010年3月10日
1
f4Sheetmetalformi
ga
dbla
ki
g41Pri
ciplesofdiema
ufacture411Classificatio
ofdiesI
metalformi
gthegeometryoftheworkpieceisestablishede
tirelyorpartiallybythegeometryofthedieI
co
trasttomachi
i
gprocessesig
ifica
tlygreaterforcesare
ecessaryi
formi
gDuetothecomplexityofthepartsformi
gisofte
otcarriedouti
asi
gleoperatio
Depe
di
go
thegeometryofthepartproductio
iscarriedouti
severaloperatio
alstepsviao
eorseveralproductio
processessuchasformi
gorbla
ki
gO
eoperatio
ca
alsoi
cludeseveralprocessessimulta
eouslycfSect214Duri
gthedesig
phasethe
ecessaryma
ufacturi
gmethodsaswellastheseque
cea
d
umberofproductio
stepsareestablishedi
aprocessi
gpla
Fig411I
thispla
theavailabilityofmachi
esthepla
edproductio
volumesoftheparta
dotherbou
daryco
ditio
saretake
i
toaccou
tTheaimistomi
imizethe
umberofdiestobeusedwhilekeepi
gupahighlevelofoperatio
alreliabilityThepartsaregreatlysimplifiedrightfromtheirdesig
stagebyclosecollaboratio
betwee
thePartDesig
a
dProductio
Departme
tsi
ordertoe
ableseveralformi
ga
drelatedbla
ki
gprocessestobecarriedouti
o
eformi
gstatio
Obviouslythemoreoperatio
swhicharei
tegratedi
toasi
glediethemorecomplexthestructureofthediebecomesTheco
seque
cesarehighercostsadecreasei
outputa
dalowerreliability
Fig411Productio
stepsforthema
ufactureofa
oilsump
2
fTypesofdiesThetypeofdiea
dthecloselyrelatedtra
sportatio
ofthepartbetwee
diesisdetermi
edi
accorda
cewiththeformi
gprocedurethesizeoftheparti
questio
a
dtheproductio
volumeofpartstobeproducedTheproductio
oflargesheetmetalpartsiscarriedoutalmostexclusivelyusi
gsi
glesetsofdiesTypicalpartsca
befou
di
automotivema
ufacturethedomesticapplia
cei
dustrya
dradiatorproductio
Suitabletra
sfersystemsforexamplevacuumsuctio
systemsallowthei
stallatio
ofdoubleactio
diesi
asufficie
tlylargemou
ti
gareaI
thiswayforexampletherighta
dleftdoorsofacarca
beformedjoi
tlyi
o
eworki
gstrokecfFig4434Largesizesi
glediesarei
stalledi
largepressesThetra
sportatio
ofthepartsfromo
eformi
gstatio
toa
otheriscarriedoutmecha
icallyI
apressli
ewithsi
glepressesi
stalledo
ebehi
dtheotherfeedersorrobotsca
beusedcfFig4420to4422whilsti
largepa
eltra
sferpressessystemsequippedwithgripperrailscfFig4429orcrossbarsuctio
systemscfFig4434areusedtotra
sferthepartsTra
sferdiesareusedfortheproductio
ofhighvolumesofsmallera
dmediumsizepartsFig412Theyr