V ERTI CA L
TU RN I N G A N D GRI N D I N G CEN TERS
VSC 250 DS
VSC 400 DS
V ERTI CA L TU RN I N G A N D GRI N D I N G –
S U CCES S COM ES FROM OV ERH EA D
There i s a great deal t o be sai d f or symbi osi s...
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Compl et e machi ni ng i n a si ngl e set -up
i ncreases w orkpi ece qual i t y and product i vi t y
Increased l i f e expect ancy f or t urni ng, gri ndi ng and dressi ng t ool s
mi ni mi ses t ool i ng cost s
The product i on of onl y smal l amount s of gri ndi ng sl urry
mi ni mi ses w ast e di sposal cost s
A consi derabl e decrease i n gri ndi ng al l ow ances
makes dry machi ni ng possi bl e
M ul t i -f unct i onal
The VSC 250 DS and VSC 400 DS
Combi ned Turni ng and Gri ndi ng Cent ers
combi ne t he advant ages of vert i cal
hard t urni ng w i t h t hose of gri ndi ng –
on a si ngl e machi ne, i n a si ngl e set -up.
2
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Onl y hard t urni ng
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Onl y gri ndi ng
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Hard t urni ng and f i ni sh gri ndi ng
T OD A Y ‘ S
D ES I GN A N D TECH N OLOGY
FOR TOM ORROW ‘ S QU A LI TY
The t ransi t i on i s f l ui d
Tol erances
8
Surf ace f i ni sh
7
6
5
4
2,5
1,6
1
0,63
IT
0,4 Rz [µm]
gr i ndi ng
har d t ur ni ng
30
3
gr i ndi ng
har d t ur ni ng
4
W orkpi ece hardness
gr i ndi ng
har d t ur ni ng
40
50
60
70
80 HRC
Ef f i ci ent product i on
On t he VSC 250 DS / VSC 400 DS w e appl y t he opt i mal , most economi c machi ni ng
process f or each w orkpi ece, accordi ng t o i t s qual i t y requi rement s.
3
T HE M A CHI N I N G
ZON E VA RI A N TS
+
Z
-
Turni ng-and-gri ndi ng t urret (B-axi s)
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1 gri ndi ng spi ndl e + max. 5 t urni ng t ool s
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2 gri ndi ng spi ndl es + max. 4 t urni ng t ool s
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4 gri ndi ng spi ndl es + max. 8 t urni ng t ool s
- X+
Di sk-t ype t urret / t ai l st ock
+
Z
1 gri ndi ng spi ndl e + max. 4 t urni ng t ool s
-
- X+
4
E FFI CI EN T
FLEX I B I LI TY
Di sk-t ype t urret / consol e
+
Z
-
◆
1 gri ndi ng spi ndl e
+ max. 12 t urni ng t ool s / l i f e t ool s
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2 gri ndi ng spi ndl es
+ max. 12 t urni ng t ool s / l i f e t ool s
- X+
Consol e
+
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1 gri ndi ng spi ndl e
+ max. 2 t urni ng t ool s
Z
-
- X+
2 gri ndi ng spi ndl es
5
THE
M A CH I N I N G ZON E :
F LEX I B LE
PROD U CTI ON
M achining zone VSC 250 DS:
disk-t ype t urret f or 12 t urning t ools
and t w o f ixed grinding spindles
(1 each f or grinding bore and O/ D)
Hard turning and f inish grinding of a synchronising
cone for vehicular gearw heels
Console w it h t w o t urning t ools and one
grinding spindle, f or t he machining of t ripods
6
M achining zone VSC 250 DS:
disk-type turret for 12 t urning t ools and one f ixed
grinding spindle, f or t he grinding of bores
Console w it h one grinding spindle for the
grinding of synchronous cones f or gearw heels
7
AN
EX A M PLE OF COM PLETE M A CH I N I N G . . .
Aut omat i on i ncl uded
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Removi ng t he f i ni shed
component
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Pi cki ng up t he
raw -part
Hard t urni ng I
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Fi ni sh t urni ng t he f ront f ace
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Pre-t urni ng bore and cone
Hard t urni ng II
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8
Fi ni sh t urni ng t he back f ace
. . . IN
A S I N GLE S ET- U P :
G EA RW H EEL
Gri ndi ng I
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Fi ni sh gri ndi ng t he cone
The gri ndi ng al l ow ance i s
a mere 10 - 15 µm approx.
Gri ndi ng II
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Fi ni sh gri ndi ng t he bore
The gri ndi ng al l ow ance i s
a mere 10 - 15 µm approx.
Post -process gaugi ng
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The w orkpi ece i s measured
w i t h probe or ai r pl ug gauge
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Correct i on val ues are
t ransf erred
9
Q U A LI TY
CON TROL COM PON EN TS
The machi ne base
The hi gh qual i t y M i neral i t ® machi ne base
provi des maxi mum t hermal st abi l i t y and has
superi or vi brat i on dampi ng propert i es. These
advant ages l ead t o bet t er surf ace f i ni sh and
ext ended t ool l i f e.
Vibrat ion damping ef f ect on cast iron machine base
Vibrat ion damping ef f ect on M ineralit ® machine base
The symmet ry of f orces
Hi gh preci si on combi ned w i t h except i onal surf ace
f i ni sh and ext ended t ool l i f e i s – f or us – not j ust
borrow ed w ords but day-t o-day pract i cal real i t y.
The symmet ri cal di st ri but i on of f orces achi eved by
our cl osed-l oop desi gn i s a necessary condi t i on f or
hi gh st at i c and dynami c ri gi di t y.
Hydrost at i cs
25 µm
10
F
Duri ng i t s Z-t raverse t he qui l l t ravel s i n t he oi l
pocket s of t he pl ay-f ree, f ri ct i onl ess, w ear resi st ant hydrost at i c gui dew ay. The f i ne oi l f i l m has
t he best possi bl e dampi ng ef f ect - a precondi t i on
f or excel l ent surf ace f i ni sh and l ong t ool l i f e,
part i cul arl y duri ng i nt errupt ed cut s.
Const ant t emperat ure – const ant qual i t y
Spi ndl e mot or, gri ndi ng spi ndl es,
t urret , el ect ri cal cabi net and
machi ne base are al l f l ui d-cool ed.
A cool i ng uni t ensures t hat t he
t emperat ure of t hese machi ne
modul es remai ns w i t hi n cl ose
l i mi t s of t he ambi ent t emperat ure.
The pi ck-up spi ndl e
Int egrat ed, aut omat i c l oadi ng and
cl ampi ng of t he raw -part by t he pi ckup spi ndl e ensures t hat t raverses
are short . Thi s t ype of aut omat i on
achi eves very short l oadi ng t i mes.
11
P ROCES S - RELATED
FEATU RES
Gaugi ng
For every w orkpi ece w e
appl y t he opt i mal sol ut i on –
ei t her a f l exi bl e or w orkpi ece-speci f i c one:
◆
measuri ng probe
◆
ai r pl ug gauge
Dressi ng
A vari et y of dressi ng t ool s i s
avai l abl e:
◆
dressi ng ri ng
◆
dressi ng rol l
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dressi ng pl at e
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dressi ng di amond
Sensor t echnol ogy
Adaptive Grinding (ACC)
Setting
The VSC250/ 400 DS of f er s an ext ensi ve ar r ay
of sensor y equi pment :
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t ool br eakage sensor
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t ouch- r ecogni t i on
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adapt i ve gr i ndi ng
EDIT
Grinding Time (t)
PW-Load max.10.00 %
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12
t ouch dr essi ng
Contact Surface: 1
End
T HE EM A G
OPERA TI N G - A N D PROGRA M M I N G SYSTEM
The modul es
The Si emens 840D cont rol syst em w i t h i nt egral PC and W i ndow s operat i ng syst em al l ow s
you t o run edi t mode, operat i on and set -up, t ool management and programmi ng syst em
i ndependant l y.
Edi t mode
Operat i on and set -up
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Fast edi t i ng, usi ng predef i ned sof t w are keys
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Reduzi erung der Ei nri cht e- und Rückzei t en
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Free al l ocat i on of w orkpi ece charact eri st i cs t o
NC paramet ers, such as t ool i ng speci f i cat i ons,
R-paramet ers and user vari abl es
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Übersi cht l i che Anzei ge w i cht i ger Inf ormat i onen
+ f rei konf i guri erbare Bel egung der Sof t but t ons
mi t NC-Programmen
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Trend compensat i on (t emperat ure grow t h)
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f rei konf i guri erbare Ei ngabef el der zum
Ei ngeben von NC-Paramet ern
Tool management
Programmi ng syst em
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Graphi cs support f or dat a i nput
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Easy t o underst and and operat e
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Cl ear on-screen present at i on of al l t ool s
i n l ocal or gl obal dat a banks
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Low er programmi ng cost s and short er
programmi ng t i mes
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Speedy i nt errogat i on of t ool paramet ers
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Increased process i nt egri t y
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Tool paramet er mai nt enance i n f orm
of a “ card regi st er“
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Programmi ng ei t her di rect at t he machi ne or
on ext ernal PC
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Easy t o comprehend machi ni ng l ayout
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DXF-f ormat read-i n of w orkpi ece geomet ri es
13
T ECH N I CA L
D ATA
C A PA CI TY
Chuck diameter
Sw ing diameter
X-traverse
Y-traverse (VSC DDS)
Z-traverse
W ORK S PI N D LES
Spindle nose to DIN 55 026
Spindle bearing, front
Spindle speed, max.
M A I N D RI V E
Pow er rating, max.
M ax. pow er at spindle speed of
Torque, max.
Braking torque, steady state
F EED D RI V E
Rapid traverse speed
Rapid traverse speed
Feed force in
Ball screw in
VSC 400 DS
mm
mm
mm
mm
mm
250
260
680
315
200
400
420
850
315
315
Size
Ø in mm
rpm
6
100
3500
8
120
3000
kW
rpm
Nm
Nm
39
800
460
340
58
900
620
480
45 / 30
45/ 30/ 30
5,5 / 11
40 / 40
45 / 30
45/ 30/ 30
11
50 / 40
1 - 12
40
1-4
1 - 12
40 / 50
1-4
400
24
230
50
30
80
400
24
230
50
45
100
8 0 00
12500
10000
12500
X/ Z
m/ min
X/ Y/ Z (VSC DDS) m/ min
X/ Z
kN
X/ Z
Ø in mm
T U RN I N G A N D GRI N D I N G U N I T
Turning tools / life tools
Tool registers, cylindrical shank
Grinding spindles
E LECTRI CA L EQU I PM EN T
Operating voltage
Control voltage, DC
Control voltage, AC
Frequency
Total installed pow er rating
Lead fuse
Electrics to VDE 0113 standard
W EI GH T
VSC DS
VSC DDS
Subject to change w ithout prior notice.
14
VSC 250 DS
Qty
Ø in mm
Qty
V
V
V
Hz
kW
A
approx. kg
approx. kg
c
f
d
a
e
b
positioning alternatives for the chip conveyor
Fl o o r p l a n
measurement s
i n mm
a
b
c
d
e
f
g
h
VSC 250 DS
VSC 250 DDS
VSC 400 DS
VSC 400 DDS
2450
1700
3200
1020
approx. 3000
approx. 2900
1990
1190
2650
2000
3990
1100
approx. 3500
approx. 3300
1990
1190
2650
1825
3700
1100
approx. 3500
approx. 3100
1990
1190
2650
2000
3990
1100
approx. 3500
approx. 3300
1990
1190
15
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