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| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 1 |
Knife Positioning Systems
| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 2 |
Type Operation Short description Variations Comment
Module I Crush cut clamping frame
(without dovetail clamping) WEB IN solution
Module II Shear cut
Crush cut manual station
- only knife holder beam
assembly
- only anvil beam assembly
- stand alone unit
Module II – C Crush cut manual station
with digital readout
- only knife holder beam
assembly
- stand alone unit
WEB IN solution
Module II – K Shear cut
manual station with
link pin for combined
movement of top and
bottom knife
- only in combination with
bottom motor system
- with digital display as
option
WEB OUT solution
(no Web between the
knives)
Module III Crush cut
crush cut cassette/
cartridge with dovetail
clamping
- as cassette/cartridge
- also in combination with
clamping frame
WEB IN solution
System versions 1/3
| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 3 |
Type Operation Short description Variations Comment
Module IV Shear cut
Crush cut
fully automatic
positioning station
with two positioners
for top and bottom unit WEB IN solution
Module IV –
“Twin Cut” Shear cut
fully automatic
positioning station
with motor-driven “Top to
Top” knives
WEB IN solution
Module IV - Q Crush cut fully automatic
positioning station WEB IN solution
Module V Shear cut
Crush cut
manual station for
combined adjustment with
timing belt
- automatic upgrade
possible
- also for crush cutting
WEB IN solution
System versions 2/3
| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 4 |
Type Operation Short description Variations Comment
Module VI Shear cut
fully automatic
positioning station for
shear cut knife holder
and bottom rings
with one positioner
Module VI – WEB OUT
solution
Module VI - simultaneous top
and bottom knife adjustment
WEB IN solution
Module VI Shear cut fully automatic
positioning station
with one positioner
for top and bottom
unit - only for shaft
sys.
WEB OUT solution
(no Web between the knives)
Module VII
Shear cut
(double
shaft)
fully automatic
positioning station for
collar+ bottom knife
rings
currently one project in
construction
Module VIII Shear cut Edge Trim unit
- only C-frame units
- also as complete
stand alone unit
WEB IN solution
System versions 3/3
| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 5 |
Benefits
easier slit width changes due to easy
cassette exchange
significantly lower setup times than
with individual setting
exclusion of positioning errors
knife replacement during production
process
„ready for use“ replacement cassettes
cassette change by machine
operators
Module I
| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 6 |
Benefits
optimum accuracy due to pre-adjusted
slit widths
optimised synchronism and smooth
running of knives for steady web tension
and reduction or elimination of web tear
application of crush cut knives, that have
already been used
suitable for installation in all customary
machines, also for upgrades
high user friendliness by allowing slit
widths from 4 mm
Module I
| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 7 |
very easy slit width changes
suitable for installation in all customary
machines, also for upgrades
low machine downtimes
Module II
| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 8 |
Advantages
quick format changes
low machine downtimes
minimisation of setup time and costs
Module II-C
| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 9 |
quick format changes
simultaneous top and bottom knife travel
low machine downtime
minimisation of setup time, costs and dust formation
Module II-K
| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 10 |
Benefits
easier slit width changes due to easy
cassette exchange
significantly lower setup times than
with individual positioning
exclusion of positioning errors
knife replacement during production
time
purchase of „ready for use“
replacement cassettes
cassette change by machine
operating personnel
Module III
| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 11 |
Benefits
optimum accuracy due to exactly pre-adjusted slit widths
optimised synchronism and smooth running of knives, i. e. steady web tension
and reduced or eliminated web tear
application of crush cut knives, that have already been used
suitable for installation in all customary machines, also for upgrades
high user convenience allowing
narrowest slit widths
“Quick Clamp“ system without tools
for fixing on a dovetail bar
Module III
| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 12 |
reduction in machine setup times to a minimum
exclusion of manual errors
strict adherence to slitting parameters
optimum slitting quality
reduction of operating costs
Module III
| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 13 |
specially designed for cutting multi-layer papers
suitable for slitting highest basis weights
considerably higher slitting edge quality
low dust formation
driven knives
Module IV „Twin Cut“
| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 14 |
Benefits
fully-automatic slitting tools
utmost precision
long service life
reduction in rejects
low-dust operation
reduction in setup costs
Module IV-Q
| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 15 |
Benefits
minimisation of setup times and costs
low downtimes
quick format changes
safe and easy handling
optimum slitting edge quality
minimum setup times
high positioning accuracy
control via touch screen
reduced number of rejects
higher yields
inline format corrections
Module V
| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 16 |
Special Features
just one multi function module
almost no linear guide carriages and
linear rails are needed
reduced number of parts allowing for
easy maintenance and small
installation space
top and bottom knives are adjusted within
the blink of an eye (web must be removed
from the slitting unit)*
model „Module VI“ with simultaneous top and
bottom knife adjustment (web can remain in
the slitting unit)*
Module VI
| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 17 |
Advantages
considerable cost reduction due to
modular design
slit widths from 25 mm possible
high positioning accuracy
easy operation
robust and approved technique
minimum positioning time
compact design, ideal for upgrading
* with model „Module VI”
web can remain in slitting unit
Module VI
| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 18 |
quick format changes
low machine downtimes
suitable for installation in all customary
machines, also for upgrades
Module VI
| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 19 |
Advantages
automatic slitting tools
utmost precision
longer tool service life
reduction in rejects
low-dust operation
reduction in setup costs
Module VII
| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 20 |
constant minimum slit width of 18 mm
applications, for which no pneumatic shear cut knife
holders can be used, due to the required slit width
fully-automatic process cycle
very easy operation
highest positioning accuracy of +/- 0.15 mm per cut
quick amortisation
Module VII
| © DIENES WERKE GMBH & CO. KG . Stand: 2012 | | Page 21 |
long service life
reduction in merchandise loss
low-dust operation
reduction in setup costs
available in manual, semi- and fully-automatic design
Module VIII