Hydraulic stroke control units
forpunching, shearing and
cuttingmachines
Product data sheet
Advantages
+ Highly dynamic and smooth stroke sequence
+ High availability and robustness
+ Stable TDC position without drift and exact
BDC reversal
+ Application-specific design
+ Low electronic control effort
Page 2
Design and mode of operation
Voith stroke control units are modular, highly dynamic
hydraulic control units. They consist of a hydraulic actuator
with directly flange-mounted control block and, optionally, an
application-optimized hydraulic power pack with efficient and
robust internal gear pumps and an electronic control system.
The attachment of all necessary valve components directly to
the block cylinder offers a compact design and optimum
power density, very high hydraulic stiffness of the actuator
with low installation effort. The actuator is controlled by a
stroke control valve. The basis for the stroke control valve is a
hydraulically pilot-operated directional control valve, which is
controlled by additional mechanical actuators. For stroke
reversal in the BDC position, an optional electrical or
mechanical valve actuation is available. The hydromechanical
design of the stroke control unit provides an exact and driftfree TDC position, plus an almost delay-free and thus
repeatable reversing process of the cylinder tappet at the
lower reversing point. The hydromechanical control eliminates
the need for measuring systems and electronic control
concepts. This is the basis for system-typical properties such
as high robustness and process reliability. Cylinder design,
surface adaptation and installation conditions are directly
adapted to the specific requirement profile of the applications.
Energy balance graphic
Theoretical energy demand during punch operation
Stroke
EnergyEnergyEnergy
Metal
sheet
Time
One pressure system energy demand during punch operation
Stroke
Metal
sheet
Voith stroke control units offer highly dynamic motion sequences.
The high performance, power and dynamics expected for
punching machines are optimally met with the various drives.
Voith stroke control units are very energy-efficient and require a
low installed electrical power. This is due to the load-controlled
two-pressure system and the accumulator operation. Integration
and commissioning of the diecutting machines is simple and fast.
The electronic Voith controls for punching drives are the
electronic link between the die drive and the machine control
system. The electronic control effort is therefore very low. The
optional HS2 electronic module reduces valve switching times
to a minimum and enables monitoring of the stroke cycles.
Time
Two pressure system energy demand during punch operation
Features, options, electronic control, applications 8
Technical data 8
Examples of applications 9
Functional diagram with electric bottom dead center reversing 10
Functional diagram with mechanic bottom dead center reversing 11
Basic dimensional drawing 12
Type code 13
Hydraulic stroke control unit HSE NG 10
Features, options, electronic control, applications 14
Technical data 14
Examples of applications 15
Functional diagram with electric bottom dead center reversing 16
Functional diagram with mechanic bottom dead center reversing 17
Basic dimensional drawing 18
Type code 19
Hydraulic stroke control unit HSE NG 25
Features, options, applications 20
Technical data 20
Examples of applications 21
Functional diagram with electric bottom dead center reversing 22
Functional diagram with mechanic bottom dead center reversing 23
Basic dimensional drawing 24
Type code 26
Hydraulic stroke control unit HSE NG 25 GT
Features, options 27
Technical data 27
Performance diagram 28
Hydraulic circuit 29
Basic dimensional drawing 30
Type code 32
3
Page 4
Hydraulic stroke control unit HZE NG 4
Options
•
Variable speed
•
Variable force
•
Load holding
•
Proportional technology
Electronic control (option)
•
Linkage between machine control and HZE
•
Stroke cycle monitoring
•
Switching time acceleration
Applications
•
Punching/shearing/cutting
•
Stamping/forming
•
Positioning
•
Clamping
•
Ejection
Hydraulic stroke control unit HZE NG 4
Technical data
General
Ram force10 to 200 kN
Ram return forceapprox. 50% ram force
Ambient temperature-5 to +50 °C
Mounting positionmountable in any position
Hydraulic
Operating pressuremax. 250 bar
Hydraulic oil temperature-10 to +70 °C
Viscosity range10 to 300 mm
Electric
Valve voltage (±10%)24 V DC
Switching time “Start”17 m s
Valve switching time from
“bdc”
Power consumption P2020 W
System of protection
DIN40050
(standard series)
2
/s
17 m s
IP65 with valve plug connected
Further specific performance data according to computation
minutes.
Examples of applications
ApplicationSpecific performance
•
Clamping cylinder
Wire cutting machine
Clamping force: 70 kN
•
Total cycle time at 10 mm
stroke: 40 ms
•
Cutting force: 20 kN
•
Total cycle time at 12 mm
stroke: 35 ms
4
Page 5
Hydraulic circuit
AAA
a
A
PPPP
TTT
B
BBB
PP
T
T
a
0
TB
b
b
A
5
Page 6
Basic dimensional drawing
Force*
[kN]
v**
[mm/s]
Ø Kolben
[mm]
Ø d
[mm]A [mm]B [mm]C [mm]F [mm]J [mm]K [mm]M [mm]
SW
[mm]
g2
[mm]
30330 4028 90 75134 554430M20x1.5 22M10
50210 5035 98 90153 655535M27x227M12
80130 6345120105182 706242M30x236M16
125 80 8056135125210 907550M42x246M16
200 50100701901502801109060M48x260M20
Other cylinder dimensions on request; all dimensions in mm
*at piston side pressure of 250 bar; **at flow of 25 l/min
Stroke control units NG 10 and NG 25 for higher force range
•
Stroke control unit HSP for programmable stroke positions
•
Complete punching systems
Electronic control (option)
The ram control units HSE are delivered with an electronic
control, the link between hydraulics and machine control. This
control is adapted to the application. Please refer to the technical data from the data sheet of the electronic control.
Applications
•
Punching/nibbling
•
Shearing/cutting
•
Stamping
Technical data
General
Ram force10 to 200 kN
Ram return forceapprox. 50% ram force
Operating force tdc250 N at 80 bar control pressure
Operating force bdc150 N (at mechanical bdc
Ambient temperature-5 to +50 °C
Mounting positionmountable in any position
Hydraulic
Operating pressuremax. 250 bar
Control pressure80 bar; max. 160 bar
Hydraulic oil temperature-10 to +70 °C
Viscosity range10 to 300 mm
Electric
Valve controlVoith Hubsteuerung HS2
Valve voltage (±10%)24 V DC
Switching time “Start”8 ms
Valve switching time from
“bdc”
Power consumption P2020 W
System of protection
DIN40050
(standard series)
reversal)
2
/s
7 ms
IP65 bei gestecktem
Ventilstecker
Further specific performance data according to computation
minutes.
8
Page 9
Hydraulic stroke control unit HSE NG 6
Examples of applications
ApplicationSpecific performance
•
Punching drive
Wire cutting machine
Punching force: 70 kN
•
Total cycle time at 10 mm
stroke: 40 ms
•
Shearing force: 20 kN
•
Total cycle time at 12 mm
stroke: 35 ms
9
Page 10
Functional diagram with electric bottom dead center reversing
TP
b
PA
TB
a
A
a
A
B
P
T
b
E2
E1
2 (a)
1
3 (b)
SL
BB2
*1
OT
Proximity switch E1 and E2 and the
mechanical parts *1 are not scope of delivery.
10
Page 11
Functional diagram with mechanic bottom dead center reversing
TP
b
P
aT
A
B
B1
UT
E1
a
A
B
P
T
b
E2
A
2 (a)
1
3 (b)
SL
B
B2
*1
OT
Proximity switch E2 and the mechanical parts
*1 are not scope of delivery.
11
Page 12
Basic dimensional drawing
Ø Rod
[mm]
Ø d
[mm]
A
[mm]
B
[mm]
C
[mm]
F
[mm]
J
[mm]
K
[mm]
M
[mm]
SW
[mm]
g2
[mm]
4028 90 75134 554430M20x1.522M10
5045 98 90153 655535M27x227M12
6356120105182 706242M30x236M16
8070135125210 907550M42x246M16
100901901502801109060M48x260M20
Further cylinder dimensions on request; all dimensions in mm
88 bdc control mechanical
63.6 bdc control electric
4.5
2
B1
Ø8
25
75
56.5
Center cylinder
26.5SW
G3/4
Ød
M8x1
153
4.4OT
75.5
E2
Øf7
K
24.5
49.8X
Ø10
E2
Y
12
16.516
Left view
B
F
G1/2
g2
3
JA + stroke80
C + stroke130
70
M
47
12.5
51.5
50
Ram movement speed control
All dimensions in mm
Page 13
Type code
aaaaaaa04.20800400564 LX YE/
HSE
DW
700
S--
Cylinder code
N = VTHL standard design
S = special design
Max. cylinder stroke
Rod diameter
Piston diameter
External control oil drain
External control oil supply
Design code
Vario system
Nominal size
Control type
DW = three direction operation
VW = four direction operation
bdc reversing
M = mechanic
E = electric
Symbol ram control valve
Ram control unit
Material number
13
Page 14
Hydraulic stroke control unit HSE NG 10
Features
•
Highly dynamic punching and shearing drive for shortest
cycle time
•
Smooth stroke operation via hydraulically damped cylinder
ram
•
Stable tdc position without drift
•
Exact bdc reversing for process-safe stroke operation
Simple functions with robust valve technique monitored
processes with low control complexity
Options
•
Stroke control units NG 6 and NG 25 for lower or higher
force range
•
Stroke control unit HSP for programmable stroke positions
•
Complete punching systems
Electronic control (option)
The ram control units HSE are delivered with an electronic
control, the link between hydraulics and machine control. This
control is adapted to the application. Please refer to the technical data from the electronic control data sheet:
Electronic control HS2 – data sheet 911 or HS3 – data sheet
912.
Applications
•
Punching/nibbling
•
Shearing/cutting
•
Stamping
Technical data
General
Ram force10 to 630 kN
Ram return forceapprox. 50% ram force
Operating force tdc400 N at 80 bar control pressure
Operating force bdc150 N (at mechanical bdc
Ambient temperature-5 to +50 °C
Mounting positionmountable in any position
Hydraulic
Operating pressuremax. 250 bar
Control pressure40 to 80 bar; max. 250 bar
Hydraulic oil temperature-10 to +70 °C
Viscosity range10 to 300 mm
Electric
Valve controlVoith stroke control HS2
Valve voltage (±10%)24 V DC
Switching time “Start”8 ms (HS2)
Valve switching time from
“bdc”
Power consumption P2020 W
System of protection
DIN40050
(standard series)
reversal)
2
/s
(data sheet: 911)
7 ms (HS2)
IP65 with valve plug connected
14
Further specific performance data according to computation
minutes.
Page 15
Hydraulic stroke control unit HSE NG 10
Examples of applications
ApplicationSpecific performance
•
Punching and nibbling
machine
Section shearing machine
Pipe cutting machine
Punching force: 200 kN
•
Total cycle time at 6 mm
stroke: 40 ms
•
Shearing force: 150 kN
•
Total cycle time at 10 mm
stroke: 60 ms
•
Shearing force: 100 kN
•
Total cycle time at 14 mm
stroke: 40 ms
15
Page 16
Functional diagram with electric bottom dead center reversing
TP
P
T
A
b
b
A
0
a
E2
P
T
1
A
0
B
a
3(b)
2(a)
E1
SL
B2
B
*1
OT
Proximity switch E1 and the mechanical parts
*1 are not scope of delivery.
16
Page 17
Functional diagram with mechanic bottom dead center reversing
TP
UT
B1
b
P
T
A
B
A
0
a
E2
B2
P
T
1
SL
b
A
0
B
a
3(b)
2(a)
E1
*1
OT
Mechanical parts *1 are not scope of delivery.
17
Page 18
Basic dimensional drawing
Ø Rod
[mm]
Ø d
[mm]
A
[mm]
B
[mm]
C
[mm]
E
[mm]
F
[mm]
K
[mm]
M
[mm]
g2 (position)
[mm]
R
[mm]S [mm]
50 35 / 45 98100153 75 75 35M27x24 x M12 (1)––
63 45 / 56120110182 80 80 42M30x24 x M16 (1)––
80 45 / 56135140210100100 50M42x24 x M16 (1)––
100 70 / 90190160280110110 60M48x24 x M20 (1)––
120 85 / 110215180325130130 80M64x34 x M24 (1)––
140100 / 130220210350160160 90M80x34 x M30 (1)––
160115 / 145240240390180180100M90x34 x M30 (1)––
180125 / 160260280410230230100M100x38 x M27 (2/3) 120120
Further cylinder dimensions on request; all dimensions in mm
100
65
Angular
design
Speed selector
for down
movement of ram
UT
B1
UT
View Z
(only cylinder)
11
33
F
R
B
33
11
M
d
B
E
S
22
22
3
C + stroke313
Rod-Ø f7
g2
Middle
cylinder
90
70
A + stroke75
35
OT
39
OT
G3/4
102
B2
98
161
60
All dimensions in mm
MA
MB
66
K
Z
69
40
g2
32
18
Page 19
Type code
HSE
DFaaaaaaa21312004011010 VX YE/
700
S-
Cylinder code
N = standard design
S = special design
Max. cylinder stroke
Rod diameter
Piston diameter
External control oil drain
External control oil supply
Design code
Vario system
Nominal size
Control type
DF = differential operation
HD = high / low pressure switching
FL = surface switching
bdc reversing
M = mechanic
E = electric
Symbol ram control valve
Ram control unit
Material number
19
Page 20
Hydraulic stroke control unit HSE NG 25
Features
•
Highly dynamic punching and shearing drive for shortest
cycle time
•
Smooth stroke operation via hydraulically damped cylinder
ram
•
Stable tdc position without drift
•
Exact bdc reversing for process-safe stroke operation
180160 50260280410210210100M100x3 8 x M27 (2/3)120120
200180 60280320430260260100M120x3 8 x M30 (2/3)140140
220200 60300340450270270100M140x3 8 x M30 (2/3)150150
240220 60320360490280280120M150x3 8 x M36 (2/3)160160
260240 70380400540310310140M160x3 8 x M36 (2/3)180180
280255 80420440610340340140M170x3 8 x M42 (2/3)200200
300270 75460450680350350150M180x3 12 x M36 (1 2/3)200200
320290 90460500710400400180M220x3 12 x M36 (1 2/3)225225
340310 95500530760430430180M240x3 12 x M42 (1 2/3)255255
360330120530600800500500200M250x3 12 x M42 (1 2/3)300300
Further cylinder dimensions on request; all dimensions in mm
* Cylinder rectangular, dimension B: 180 and 210
24
Page 25
Speed selector for down
movement of ram
Pipe AD42
View Z (only cylinder)
B
E
S
g2
P
Pipe AD38
A + stroke
C + stroke
T
G3/8
3
K
M
Z
Piston-Ø f7
Y
125.4
48.5
125.2
62.1OT
118.5
180
Rod-Ø
UT
Application pointApplication point
mechanical tdcmechanical bdc
1
3
3
1
All dimensions in mm
2
2
1
2
3
RFB
3
1
2
197197
25
Page 26
Type code
-
HSE
DFaaaaaaa21312004011025 VX YE/
700
S-
Cylinder code
N = VTHL norm
S = special design
Max. cylinder stroke
Rod diameter
Piston diameter
External control oil drain
External control oil supply
Design code
Vario system
Nominal size
Electronic control
The ram control units HSE are delivered with an electronic
control, the link between hydraulics and machine control. This
control is adapted to the application. Please refer to the technical data from the electronic control data sheet.
Control type
DF = differential operation
HD = high / low pressure switching
FL = surface switching
bdc reversing
M = mechanic
E = electric
Symbol ram control valve
Ram control unit HSE
Material number
Electronic controlData sheet
HS29.1.1
HS39.1.2
26
Page 27
Hydraulic stroke control unit HSE NG 25 GT
Features
•
Highly dynamic punching drive for shortest cycle time
•
Smooth stroke operation via hydraulically damped cylinder
ram
•
Stable tdc position without drift
•
Exact bdc reversing for process-safe stroke operation
The ram control units HSE are delivered with an electronic
control, the link between hydraulics and machine control. This
control is adapted to the application. Please refer to the technical data from the electronic control data sheet.
Nominal size
Control type
HD = high/low pressure switching
bdc reversing
E = electric
Punching force range [to]
Design
Ram control unit HSE
Material number
Electronic controlData sheet
HS29.1.1
HS39.1.2
32
Page 33
33
Page 34
This is a translated document
Original language: German
Legally binding language version of the document: German
10802-HSESCU-PDS-EN-221123, BDI, VT2564. All data and information without obligation. Subject to change.
Voith Group
St. Poeltener Str. 43
89522 Heidenheim
Germany
www.voith.com/hydraulics
Contact:
Phone +49 7152 992 3
sales-rut@voith.com
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