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DIAMETER AND OVALITY GAUGE
RODER
Electronics proposes a
system's series for the diameter and ovality gauge of :
- pipes
- wires and mono-wires
- cables
- optical fibers
- extruded
- continuous and dicreete products
- cylinders
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Multiaxial
gauge systems for diameter and ovalization inspection of tubes, cables,
threads, extruded, drawns, welded.
Modular laser system for continuous products gauge with survey of one,
two, three or four diameters on the same product section.
Main
features:
- Contemporary gauge from 1 to 4 diameters on the same product section.

- Automatic calculus of ovalization.
- Process trend generation.
- Alarm generation at the overcoming of tolerance thresholds.
- Message generation at the overcoming of prealarm thresholds.
- Graphic interface easy and intuitive.
- Insensitivity to the vibration product.
- Insensitivity to the color or product transparency (possible measures
also on glass and transparent plastics material)
- Diameter gauges with precisions until 0,001 mm.
- Code produit and lots managementi.
- Integrated statistical analysis.
- Control report generation.
- Alarms and events historical log.
- Process automatic regulation.
- Distant supervision of more lines from one only control emplacement.
- Password management. |
MDS family systems allow diameter and ovality gauge of product that
are in transit on the production line.
MDS family systems are employed.....
- for pipes, section bars, drawns,
bars, poles, etc... gauge.
MDS systems are employed with succes for ovality and diameter gauge in
production processes of welded and drawned pipes, in the extrusion and
profile drawing sector, in the mechanical workings and welding of
continuous products sector.
- when it is necessary to gauge an
object diameter in more than two sectors.
MDS systems allow the object gauge from a minimum of 2 sections until
to a maximum of 8 sections. The measure is carried out by laser
micrometres disposed in a way to obtain an only surface of gauge. This
technique allows to obtain the contemporary gauge of more diameters ojn
the same section by highlighting in real time eventual ovalities or
diameter differences on various gauge angles (gauge difficultly
obtainable with the traditional gauge methods in the production line).
- when the object dimension is higher to the gauge field of an only
instrument.
MDS systems allow the object gauge also of very high dimensions (until
1000 mm of diameter) and with precisions also of 0.01 mm on more
sections of the object.
- when it is necessary an elaboration
of acquired data.
MDS systems are realized with the objective to supply to the final
customer a gauge apparatus that totally satisfies the real productive
and organizational requirements. It's for this that RODER Electronics
couples with the MDS software systems two tipologies of software: a
standard software and a personalized software. The standard software
previews a series of functions generally employed from the final user
(datalogger, trend generation, report, database management, alarm
generation, password management, etc...). In alternative to the
standard software RODER Electronics can supply a personalized software
version of sistem management. In this case the software will be
realized holding present the particular requirements of the final user
and it will become a personalized software package.
- when is demanded a process
regulation or an automatic control of the working parameters.
MDS systems allow the connection with PCL or line supervisors for the
data exchange through the most modern communication protocols. The
acquired or processed data from the system can be employed for the
regulation in real time of the production process.
- when is demanded a product
certification.
MDS systems can be a valid instruments of product certification and of
the production process. Not only is possible to emit documents that
attest the happened control at 100% of the product in transit on the
production line, but it is also possible to connect the MDS system
control emplacement to an eventual network of data acquisition for the
already existing quality control or transfer acquired data towards
existing database. |
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MDS SOFTWARE FEATURES
- Operating
environment: Microsoft Windws XP Professional
- Management of all functions across synoptics and graphics windows
simples and intuitives
- Presetting for system use whether across touch-screen or keyboard and
mouse
- Integration of mathematicals functions of signal elaboration,
numerical analysis and digital filtering for the increase of system's
precision and for dim effect's imperfectiones of material
- Employment of the SPDEC
elaboration system to automatically
eliminate gauge zones that are characterized by an irregular optical
section
- Employment of the DISAN elaboration function for filter data coming
from sensors and eliminate perturbations (dirty, lubricating bushes,
colour's change of material)
- Management Data Base,
Products code and Lots.Opportunity
of
share data relatives at the in working product code and at their
actives lots with application of a thirdly part across ODBC
connectiones on local networks with TCP/IP standard.
- Trend generation of
productivity for every
collected width.
Opportunity of trend print, registratio n of data and data condition
with ODBC connectiones
- Option: integrated OPC
server for the order of machine
by
existent devices, integrated in local TCP/IP or Fieldbus network
- Option: statisticals
calculus divided into lots
(maximum
value, minimum value, medium value, Range, Standard Deviation, Cp, Cpk)
- Local Data Base with possibility of share
data across ODBC
connection
- Automatic gauge cycle for
the truck shifting in gauge
position and for yhe sampling of thickness and width data
- Hand gauge cycle for
the shifting under the operator control
of gauge truck (for maintenance's operations or for system test and
check)
- Calibration cycle for
the gauge instrument calibration upon
thicknesses-samlpe
- Opportunity to program two
tolerance thresholds, one
positive and one negative for generation signal of warning
- Opportunity to program two
pre-alarm thresholds,one
positive
and one negative for generation signal of warning
- Opportunity to send thickness value gauged from a supervisor or from
a SPC program
- Opportunity to generate a regulation
system of one machine proportional
to the deviation value of thickness or width gauged with respect to the
nominal value
- Graphics print and trend
management (thickness and width
on
the same graphic or separated)
- Generation of production
report
- Opportunity of protection
with password of criticales
data
or functions which his acces is consents only at the authorized people
- Option: remote assistance
across Internet/Ethernet network.
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MDS is a modular laser system for the on line control of outside
diameter of continuous products like iron tubes, cables, drawns, etc...
MAIN
FUNCTIONS
- It provides to gauge
diameter and ovality from 0,012 to
310 mm using single or dual axis callipers in according to the gauge
range and the product type to gauge.
- It records and prints minimum, maximum and average values read along
the product and triggers suitable sorting signals in real time.
- It automatically regulated the process to maintain the product in
tolerance.
- It can be easily interfaced with outside computers for the data check
or distant planning.
- It elaborates and prints process statistics.
HOW DOES IT OPERATE?
MDS
system gauges with high precision the product outside diameter (it is
able to find until four diameters on the same product section) by the
employment of laser beams.
In systems where is used a dual axis laser calliper (XY) is possible to
control also the product ovality that doesn't rotate around its axis:
on spinning products the ovality calculus is not possible and X and Y
measures are processed in an indipendent way.

The signals of laser calliper are processed by a PCL control
emplacement which is able to constantly compare the measured diameter
with the nominal value entered by the operator:when a product exit from
the planning nominal value, the MDS software automatically adjusts the
process to maintain always the product in tolerance.
In case of any out-of-tolerance measures, alarm signals are activated
to drive sorting or/and rejecting devices. Control sensors without
contact allow to obtain accuracy and reliable gauges also in hostile
environments where there are strong vibrations and big speed.
In this way the total inspection makes random sample checks redundant
and allows the printing of detailed reports to prove product quality. |
Features of control emplacement PCL series
- Industrial
personal computer, panel PC
version with colour display TFT 12.1
and touch-screen
- Window XP Professional operating system
- Cooling system by forced air (2 fans, one for the PC section and the
other for electromechanical-electronics)
- Integrated-logical
controller with control
functions
,powered axis and management I/O remotes
- Availability n. 4 digitals input and 4 digitals output isolated by
industrial standard 24 Vdc for the syncronization of material reading
operations ( idle trucks, motion trucks, reset trucks, thickness gauge
request, reset request, emergency return)
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Availability n. 3 digital output by isolates industrial standard 24 Vdc
for the thickness signalling, thickness out from the control limits,
thickness out from tolerance
- Option: digital growth for increase the input/output' number until
16+16 with isolation
- Building according to the law in force CE mark
- Opportunity to manage
up to 3 acquisition channels for
thickness gauge
- 2 serials doors RS232-RS485 available for the peripherals connection
of gauge and control (gauge instruments, bar code, reader, remotes
printers, manuals bores, intelligents sensors, PLC, actionments, etc...)
- Option: growth until 32 serials doors RS232 for gauge instruments
connection or electronics controllers (intelligent datalogger function)
- Option: Acquisition card for analogical width with the possibility to
acquire until 16 analogicals entries by 12/16 bit for analogicals
widths that born from the production's line
- Option: growth for metricses
wheels or encoder for widths
determining like speed, lengths and positions
- Ethernet door standard
TCP/IP 10/100 Mbps for system
connection in local net for share of data and onformations
- Ignition switch by key with protection against the accidental dying
of the gauge and regulation system
- Integrated parallel door for the connection of office and industrial
printers
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Option: analogical outing for connection by
regulation periphericals
- Option: USB door
- Management powered axis with electronic controller interfaced at the
control software
-Back door at the electromechanical-electronics section for a easy and
immediate upkeep
- Option: keyboard with membrane at industrial standard
- Option: integrated printer
for the issuing of documents or
for the print in real-time of width tendency.
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| HOW
DOES IT WORK...
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The
laser light calliper by RODER Electronics use a laser diode as light
source to produce a thin beam collimated on the object to be measured.
During its scanning period in the gauge field the laser beam intercepts
the object being measured and casts its shadow to the receiver. The
shadow duration is proportional to the transversal dimension of the
product to measure, while the light duration is related to the object
position in the measure field.
Inside the receiver a lens gathers all the light from the transmitter
and concentrates it on an high speed photo diode which converts
light/shadows times and obtains the position and diameter gauges.
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