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machines such as our new Amada AC255 turret punching
machine.
We manufacture batches of components for blue chip companies in all types
of materials working to a high degree of accuracy and quality.
All parts can be supplied complete including finishes such as paint etc.
Welding
Our in house welding facilities offer all types of welding including
Aluminium, St/Steel and use the latest welding techniques.
We are also able to offer spot welding and can supply components
manufactured and assembled complete.
Crown Services
All of our machining centres are well equipped using the latest tooling and tool holders, with
all of our machines networked to our design office.
Hi-Tech. Manufacturing
Crown Precision Engineering believes in investing in the latest technology and machining
methods. We have a full range of the latest high speed digital machining centres and can
offer complete manufacture on our latest Daewoo Puma 2000SY CNC turning centre.
Crown also utilises Daewoo's Puma 2000SY, complete with sub-spindle and hydrafeed short
magazine bar feed, swarf conveyor system. This produces larger size components than
previously possible allowing one stop machining using the full 'Y' and 'C' axis and driven
tools. Complex turn/mill components can be undertaken with a through bar capacity of 65mm
Dia and a chucking capacity of 300mm Dia.
Design Office
We at Crown Engineering utilize Full 3D CAD CAM Systems to competitively provide a full
modelling and manufacturing service. We by virtue of our belief in high technology
investment and ongoing commitment to customer liaison have the second to none ability to
embark on a project at any stage and work from any form of data supplied.
CROWN PRECISION
ENGINEERING LTD
“Excellence through Engineering”
Tel: 01908 376080 Fax: 01908 375544
www.crown-eng.co.uk sales@crown-eng.co.uk
Units 4-6 Stadium Business Court, Denbigh Road, Bletchley, Milton Keynes, MK1 1AX
Inspection
We have a purpose built Inspection area following procedures laid out in our Quality
Assurance Manual and are ISO 9001:2000 registered. All components manufactured within
our machine shop are checked and inspected on our Mitutoyo co-ordinate measuring
machine. All of our Inspection equipment is calibrated on a regular basis to ensure full
traceability to National Standards.
Administration
Tight administration is one of the key elements of our smooth-flow and short lead-time
deadlines. All data is stored on a purpose built Database to enable fast retrieval of records
and full traceability.
ircelle Ltd, based in Burnley, UK is part
Aof the Safran group, and manufactures Aircelle decided to purchase two conveyorized nacelles, thrust reversers and knife cutters. Although they considered upgrading
aerostructures for companies such as Airbus. their existing software and also looked at an
In 2007 the company decided to replace their alternative CAM system, the machine dealer
Exact knife cutter with conveyer bed tables, recommended that they evaluate JETCAM for
and also needed to upgrade their existing CAM both the nesting and laser identification system. In
system to provide an integrated nesting and ply tests JETCAM outperformed the existing static
identification system. nests by an average of 20%, so the decision was
made to purchase JETCAM.
Said Kevin Hudson, Senior Manufacturing
Engineer; “At the time we were producing static Aircelle also worked with JETCAM to develop a
nests by hand as they were more efficient than custom specification for the laser identification to
the ones nested by the previous meet their requirements. A large LCD
software. We re-used the nests as screen was mounted by one of the
it was too difficult for operators cutters, with the laser mounted
to unload complex dynamic directly above the machine table.
nests. What was key for us The machine operator is
was that we had a software provided with means of
system that could make controlling the laser to indicate
more efficient use of next or previous ply or kit.
material and also integrate
with a laser identification The software was purchased in
system to help with the 2008 and a license of JETCAM
unloading of plies.” Expert with High Performance
Automatic Nesting and Remote
There were other problems that Cont rol Processing (RCP)
Aircelle needed the new system modules for ‘hands-off’ automation
to address. Plies were marked using was installed. The RCP module takes
a retrofitted inkjet marker which could not instructions for orders to be processed and
be driven directly from the previous CAM nested from two licenses of JETCAM Orders
　
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