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ES FRONT COVER FEB 2021.qxp_ES FRONT COVER FEB 2008 26/01/2021 11:59 Page 1
Reaming Burnishing
Boring Threading
Drilling Specials
www.alliedmachine.com
REDEFINING TIME & SPACE WITH AFFORDABLE 5-AXIS AUTOMATION CV5-500 AUTOMATION SOLUTION Affordable, automated 5-Axis machining with space saving dimensions Automating high-mix, low-volume work has always been the ultimate challenge with complex 5-axis machining. Mazak’s new affordable CV5-500 is now available with an MA (Mill Assist) side loading robot to provide a seamless automation solution that will deliver more productivity and increased profits over a shorter investment payback time. Discover how we can help you deliver more. Call +44 (0) 1905 755 755 or email info@mazak.co.uk www.mazakeu.co.uk
ES CONTENTS 2-3.qxp_ES CONTENTS 4-5 25/01/2021 10:19 Page 3
COVER STORY
VOLUME 18| No.2 ISSN 1742 -5778 Exceptional service in
Visit our website at: unprecedented times
www.engineeringsubcontractor.com
Allied Machine & Engineering in Europe is delighted to confirm that
it will continue to provide next day delivery to many areas, just as it
CONTENTS has done for decades, despite the new challenges faced.
The company has remained open throughout 2020 and continues
NEWS 4 to provide excellent holemaking solutions and engineering support
to its customers. Fortunately, it has not been adversely affected by
MEDICAL REPORT 6
FEATURE - 5-AXIS MACHINING 8
METAL CUTTING 14
FEATURE - CUTTING TOOLS 18
WORKHOLDING 26
FEATURE - MEASUREMENT & INSPECTION 30
CADCAM 36
ADVANCED MANUFACTURING 40 these unprecedented times. The external sales and management
teams are on hand, as well as internal technical and sales support.
FEATURE - SAWING & CUTTING OFF 42 They have been working continuously adapting to challenges along
the way.
WELDING 48 Allied Machine & Engineering’s purpose is to provide practical
and dependable holemaking and finishing solutions to the
metalcutting industry. For over 80 years, it has dedicated its
advanced engineering and manufacturing capabilities to creating
NEXT ISSUE MARCH 2021 the widest selection of value-added tooling available to the
• AEROSPACE REPORT industry.
While it is committed to high quality tooling, it also considers its
• CADCAM duty to equip distribution partners and end users with the best
• DEEP HOLE DRILLING information possible. That is why it assures the best technical
support is in place to assist customers with their most challenging
• LASER CUTTING applications. Additional support is available through online tools
• WORKHOLDING such as Insta-Quote®, Insta-Code® and ToolMD™.
It also offers online Live Product Events and looks forward to
offering in-house hands-on Technical Education Seminars (TES)
when conditions are improved.
It is Allied Machine & Engineering’s mission to provide
Published by Roger Barber Publishing
Enterprise House, Foundry Lane, Horsham, West Sussex, RH13 5PX holemaking solutions for today’s manufacturers and the teams
Tel: 01403 266022 strive to provide the right tool and support for every holemaking
and finishing application.
Publisher/Editor: John Barber - 01403 266022 Allied Machine & Engineering is a leading manufacturer of
Email: john@rbpublishing.co.uk holemaking and finishing cutting tool systems. It devotes its
Accounts: Jackie Barber - 01403 563791 advanced engineering and manufacturing capabilities to creating
the widest selection of value-added tooling available to
Production manager: Anna Rodrigues - 01472 210712 metalcutting industries around the world.
Email: studio@rbpublishing.co.uk The tooling solutions deliver the lowest cost per hole in a wide
range of drilling, reaming, burnishing, threading and boring
Design & Production: Roger Barber Publishing
Print: Holbrooks Printers Ltd, Portsmouth, Hampshire applications.
For more information, please visit: www.alliedmachine.com.
Engineering Subcontractor is mailed to a controlled circulation of readers
with a legitimate interest in the content. Roger Barber Publishing stores all Allied Machine & Engineering Co. (Europe) Ltd
business data securely and does not share with third parties.
Tel: 01384 400900 Email: sales.eu@alliedmachine.com
No part of this publication may be reproduced without express written permission.
Engineering Subcontractor I FEBRUARY 2021 3
ES NEWS 4-5.qxp_ES CONTENTS 4-5 25/01/2021 10:19 Page 4
NEWS
UK manufacturers must adopt three-pronged
approach to boosting productivity
2021 could be a pivotal year for industry in
the UK and the extent to which
manufacturers adopt automation may
determine its long-term success. Tom
Bouchier, managing director at FANUC UK,
outlines the three areas manufacturers must
focus on to bounce back in 2021:
At a time when the impact of COVID-19
has presented significant challenges to a
number of British businesses, we have also
seen the resilience of those willing to adapt.
Even under the shadow of the latest IFR
report on World Robotics , which
highlighted just how far behind its level, this relates to ensuring operators are funding for those that require initial financial
international rivals the UK is in terms of skilled enough to work with the latest support.
automation, there are reasons to believe technology. It means creating an appealing Tax breaks have often been the go-to
2021 can be the year for British and viable entry route for those interested in method for encouraging investment and
manufacturing to bounce back. embarking upon a career in manufacturing, while this is extremely effective for
There are three key areas that we must whether that’s via the apprenticeship route established companies, it does little to help
focus on if we are to propel UK or through higher education. business who are early in their lifespan.
manufacturing back to its prominent However, there must also be a focus on Cruelly, SMEs are simultaneously the ones
position on the world stage: perceptions of engaging with and training the existing who would benefit most from implementing
automation, skills & training and funding. By workforce. There can be a fear factor among automation and yet struggle to raise that
addressing these three issues head on and many working in manufacturing when it initial investment, which is why the
de-fearing automation in the UK, we can comes to automation and robotics and this government must adopt a more bespoke
significantly enhance the productivity of is something that can be addressed through approach to funding these businesses.
existing businesses. education. Robots replace roles not people UK manufacturing will continue to face a
Perceptions of industrial automation and removing a labour-intensive element of number of challenges throughout 2021, not
within the UK have long been an obstacle to someone’s job, with a new skill such as least with the ongoing impact of COVID-19
greater uptake and a change in attitude of programming, will offer much more and the uncertainty surrounding Brexit.
those within manufacturing is vital in long-term value and purpose. Addressing the three key areas outlined
instigating wider adoption. The impact of Finally, even when perceptions and skills above will go a long way to ensuring the
COVID-19 has, to some extent, had an are at a level high enough to facilitate the success of the industry in the short, medium
effect on this, but there has to be an adoption of automation, there needs to be and indeed long-term.
ongoing and concerted effort to educate on the financial incentive to do so. The ROI of Above all, it is absolutely vital that British
the numerous benefits of automation. the latest equipment means that investment businesses understand they are competing
This is where skills and training become is quickly paid back in producitivty gains, but on a world stage. They have to be capable of
even more important. On a fundamental there needs to be a much broader access to matching the producitivty of manufacturers
around the globe and industrial automation
is key to this.
At our state-of-the-art headquarters in
Ansty Park, Coventry, FANUC UK brings
together world-leading capabilities in
industrial robots, machine tools and plastic
injection moulding machines to facilitate the
complete integration of factory automation
systems for UK manufacturers.
FANUC UK Ltd
Tel: 0121 456 3004
Email:sales@fanuc.co.uk
www.fanuc.eu/uk/en
4 Engineering Subcontractor I FEBRUARY 2021
ES NEWS 4-5.qxp_ES CONTENTS 4-5 25/01/2021 10:19 Page 5
NEWS
KREBS & RIEDEL celebrates its 125th Anniversary and gears up for the future
Innovative grinding technology since 1895 polishing in one
The cornerstone of the KREBS & RIEDEL grinding wheel factory in application. The
Bad Karlshafen was laid some 125 years ago. Today the family following design
owned company operates worldwide as a manufacturer of variants of the
individually manufactured precision grinding wheels and impresses compound screws are
with innovation and solution-oriented application technology possible: unprofiled or
advice. pre-profiled forms for
Customers from the automotive, aerospace, mechanical modules of 0.8-5, with
engineering, medical technology and wind power sectors rely upon larger modules
the high-precision products manufactured by Krebs & Riedel. In possible upon request.
addition to conventional internal and external grinding wheels,
cutting wheels, cup wheels and grinding segments with ceramic and Advanced Grinding Solutions Ltd
synthetic resin bonds, KREBS & RIEDEL also manufactures CBN and Tel: 024 76 226611
diamond tools with ceramic bonds. The medium-sized family Email: sales@advancedgrindingsolutions.co.uk
business with over 250 committed employees and an annual www.advancedgrindingsolutions.co.uk
turnover of 31 million euros is one of the
leading German manufacturers of
abrasives. An export share of around 48
percent shows the companies
international orientation.
KREBS & RIEDEL has subsidiaries in
BE IN CONTROL AND SAVE
China and India, as well as 30
international distributors including
Advanced Grinding Solutions Ltd of
Coventry in the UK. A team of
30% *
application technology consultants looks
after customers worldwide. The
company attaches particular importance
to research and development and works
closely with several research institutions. PROCUREMENT
Important investments in sustainability
management and the expansion of the
Bad Karlshafen site are currently being
SAVINGS
planned.
The effective Blue Moon 147A and
148A wheels for continuous generating
gear grinding increase economic FULL VISIBILITY & CONTROL
efficiency through extended dressing CONSIGNED STOCK *
cycles and increased removal rates in the REPORTING
grinding process. By using special INCREASED PRODUCTIVITY
abrasive grain geometries and FILLING SERVICE
proportions in connection with an
30% SAVINGS*
optimised pore space design, a very
high level of ease of cutting with little 24/7 AVAILABILITY
heat input and high cutting performance
is achieved. Unprofiled or pre-profiled *Savings and consigned stock are all subject to individual agreement
for modules 1-12 in the highest quality
according to customer specifications for INTELLIGENT INVENTORY MANAGEMENT SOLUTIONS
grinding speeds of up to 80 m/s
KREBS & RIEDEL produces a wide With automated replenishment you reduce time raising
range of dressable grinding worms with purchase orders and managing your suppliers. Our
a ceramic bond for your gear machining. solutions also give you full transparency over inventory cost
All specifications guarantee the highest and usage in addition to lowering your inventory levels.
profile accuracy with the lowest thermal
loads on the workpieces. The
combination of our grinding worms with
Tel: 0121 716 4301
fine-grain or polishing worms creates Email: ab.uk@hoffmann-group.com
powerful tools that enable grinding and www.hoffmann-group.com
Engineering Subcontractor I FEBRUARY 2021 5
ES MEDICAL REPORT 6-7.qxp_ES CONTENTS 4-5 26/01/2021 11:15 Page 6
MEDICAL REPORT
Bumotec machining centres provide single
setup medical instrument manufacture
A trio of Bumotec multi-axis, multi-tasking Shanghai are: three manufacturing/ 300-off, while the company’s in-house
machining centres are not only helping assembly plants and one site dedicated to manufacturing routines are complemented
Shanghai Medical Instruments Group to forging, surface finishing and heat by a group of subcontractors. In addition,
maintain its 50 percent market share in treatment. Established in 1928, it annually there is an in-house team of 20 quality
China for medical instruments, but their produces over 10 million parts, which are control engineers.
ability to finish-machine up to six faces at used in hospitals throughout China and in The company has a product catalogue of
high accuracy and in a single setup have also other countries. The components are more than 8,000 items, which includes its
enabled the company to expand profitably produced in limited batches of 200- to flagship, award-winning JZ brand. Key
into the manufacture of minimally invasive products are knives, scissors and surgical
instruments. clamps, as well as 400 different types of
While the effectiveness of the machines at micro instruments for anastomosis, the
single setup multi-operations has brought treatment of lymphatic vessels and limb
great rewards in both prototyping and reconstruction.
manufacture, the company highlights its The portfolio also embraces instruments
latest Bumotec, the 5-axis s181 model with for ENT surgery, orthopaedic implants and
'front live tools' on a sub-spindle, as being 300 types of minimally invasive instruments
able to boost productivity by 20 percent on such as laparoscopic clamps (used in
some parts. endoscopy procedures) plus 400
Capable of producing complex, instruments for dental surgery. Surgical
multi-faceted components from bar up to staplers and electrical tools used in surgery
65 mm diameter and with up to seven-axis are also part of the portfolio.
simultaneous machining in a single set-up, The development of so many different
Bumotec machining centres are capable of products is based on close work with
drilling, thread forming, grinding, hospitals and universities, and the
gearcutting and broaching in addition to company’s R & D team collaborates with
turning and milling. They are renowned these ‘partners’ throughout the entire new
globally for producing small, intricate product development process, from design,
workpieces that come off the machine ready studies and validation up to production. Its
for assembly with no deburring, as Shanghai well-equipped workshops allow the process
Medical Instruments has found. to be very flexible and responsive, while the
A member of the Yuwell Group, the Typical medical parts (above) produced on the prototyping and production of certain parts
company has four production plants in the Starrag Bumotec machine (below) is a key area for the Starrag-supplied
Bumotec machining centres (models s192,
s181, s191), the first of which was installed in
2005.
A range of 500 different types of
minimally invasive and ENT instruments are
machined in a single setup from bar on the
Bumotec machining centres. It was found
that ‘conventional’ separate
processes/machines were not able to
produce these components effectively,
especially in terms of consistent quality of
the relationships of ‘matching’
parts/features. Also, the multiple complex
clamping procedures required for the
various stages of machining made
traditional production slow and inefficient.
Bumotec machines, on the other hand,
can produce complete components in a
single clamping from bar stock, finish
machining up to six faces in record time, in
one case up to 20 percent quicker.
6 Engineering Subcontractor I FEBRUARY 2021
ES MEDICAL REPORT 6-7.qxp_ES CONTENTS 4-5 26/01/2021 11:15 Page 7
MEDICAL REPORT
In fact, even the production of separate by former methods, by the simultaneous use composite and ceramic materials. Principle
parts on the same machine for an of the machine’s sub-spindle. customers are internationally active
orthopaedic instrument assembly meets the The company continues to invest in companies in the aerospace, energy,
company’s stringent quality standards. The Bumotec because, it says, “the machines’ transportation and industrial sectors, for
two-part assembly is now produced with stability in production is extraordinary and example industrial components, luxury
ultra high-accuracy, ready for assembly and their ease-of-use makes them accessible goods, med-tech. In addition to its portfolio
more cost-effectively by a Bumotec s191 even to the newest members of our of machine tools, Starrag Group provides
rather than the former route of using a lathe, production team”. Also, when installed, integrated technology and maintenance
a mill then an electrical discharge machine “the training supplied means we can get the services that significantly enhance customer
to finish the parts to the required standard. machines into production very quickly,” quality and productivity.
The Bumotec s191H can achieve highly adding “production changeovers are quick The umbrella brand Starrag unites the
accurate (to +/- 2.5 microns) machining and easy, while maintenance routines are product ranges Berthiez, Bumotec, Dörries,
solutions within its X, Y and Z axes range of effective and efficient thanks to Starrag's Droop+Rein, Ecospeed, Heckert,
410 mm, 200 mm and 400 mm respectively, excellent customer support.” Scharmann, SIP, Starrag, TTL and WMW.
courtesy of linear drives and high-level Commenting on how the success of Headquartered in Rorschach/Switzerland,
thermal stability. In addition, its main spindle Bumotec machines can be mirrored by UK the Starrag Group operates manufacturing
is complemented by a sub-spindle that can medical manufacturers, Lee Scott, Starrag plants in Switzerland, Germany, France, the
turn in both horizontal and vertical planes, UK’s director for sales and applications, UK and India and has established a network
for multi-process/tasking routines, and tool says: “The UK medical manufacturing of sales and services subsidiaries in the most
magazine options extend to up to 90 market is an important sector for Starrag important customer countries.
pockets on a machine that has rapid traverse and, underpinned by our engineering
rates of 50 m/min and a 30,000 or applications knowledge, we know that Starrag UK Ltd
40,000 revs/min spindle speed that also Bumotec users can ‘hit the ground running’ Tel: 0121 359 3637
contribute to its ultra-fast cycle times. in terms of gaining production efficiencies.” Email: lee,scott@starrag.com
Another example concerns the Starrag Group is a global technology www.starrag.com
production of an instrument for ENT leader in manufacturing high-precision
surgery. This is produced on a Bumotec machine tools for milling, turning, boring
s181 in eight minutes, instead of ten minutes and grinding workpieces of metallic,
Lincoln laser manufacturer is a cut above the rest
Lincoln-based manufacturing firm Since investing in this equipment, Neil Main continues: “Thanks to this
Micrometric is continuing to lead the way in Micrometric’s skilled and knowledgeable machine, we can produce components for
laser manufacturing after identifying new workforce have found new uses for this different types of sectors, including airflow
uses for a high-precision laser machine machine; unlike most UK subcontractors, sensors, flexible protective covers, valves
predominantly used to produce medical the company has been using it to produce a used for car suspension systems, industrial
components. flexible range of tube components in large and medical endoscopy equipment, printing
The company, which produces fine parts volumes as well as finer, more precise parts machines and food production.
and precision components for a range of for a wide range of sectors other than “We’ve always tried to address difficult
customers in the UK, Europe and across the medical. tasks by investing heavily in our equipment
world, has introduced Coherent’s StarCut Managing director at Micrometric, and in staff training. This machine is perfect
Tube system to its range of cutting Neil Main says: “We invested in the StarCut for customers looking to produce reliable
equipment. Tube machine as we knew it could deliver components with extremely precise design
The fully automated machine is designed the required performance for a wide range criteria, as well as those using materials
to laser cut, drill and mark tubular or flat of projects and had a long, low-maintenance which are less common than sheet steel.’’
metal components and is traditionally used lifetime which is necessary for cost-effective He concludes: “We’re looking forward to
by subcontract manufacturers to produce operations within our working environment. starting some exciting new projects using
exclusive medical instruments with “The machine´s versatility allows us to cut this machine in the New Year by working
extremely high precision. thinner tubes than our other machines and with both our existing customers and new
has allowed us to extend our capabilities ones too.”
and the range of customers we can service.”
Micrometric has already used the machine Micrometric Ltd
to cut, assemble and weld complex medical Tel: 01522 509999
and aerospace components for companies Email: sales@micrometric.co.uk
which produce aerospace filters, automated micrometric.co.uk
injection needles, endoscopy components
and MRI scanning equipment.
Engineering Subcontractor I FEBRUARY 2021 7
ES FTR 5-AXIS MACHINING 8-13.qxp_ES CONTENTS 4-5 25/01/2021 10:59 Page 8
Feature - 5-AXIS MACHINING
Arrowsmith takes-off with MSC
As a prominent Tier 1 subcontract supplier
to the world’s leading aerospace OEMs,
Coventry based Arrowsmith Engineering
has a reputation for being a high-quality fast
response business that covers everything
from research & development, machining
and non-destructive testing to pressure
testing services and more.
Recently winning the Queen’s Award for
International Trade that adds to a ream of
awards, accolades and certifications,
Arrowsmith has, like most companies,
witnessed challenges throughout the
pandemic. As an SC21 Silver accredited
company with customer approvals from the
likes of Rolls-Royce, GKN, ITP, Bombardier,
Eaton and Meggitt, the pedigree of
Arrowsmith is beyond reproach as is its
involvement in the aerospace industry. For
the West Midlands company, the pandemic with product and application support; subsequently eliminate the opportunity for
induced challenges facing the aero sector secondly, could MSC meet the tight dimensional error that can occur from
have been overcome by diversifying and dimensional and surface finish criteria multiple setups.
adapting to market forces and relying upon specified within the project and finally, could With the machine, work envelope and
the expertise of its supply chain and, in MSC engineers reduce the number of workholding configuration defined, MSC’s
particular, MSC Industrial Supply Co. processes and projected production times? Matthew Garbett was supplied the CAD
Arrowsmith, like the entire aerospace The answer to all three questions was a drawing and model of the component by
industry, has witnessed the perfect storm of resounding yes. Arrowsmith. Unlike alternate suppliers, MSC
reduced orders and output, COVID MSC application engineer Matthew takes service to another level. In this
compliant distancing and temporarily forced Garbett reviewed Arrowsmith’s proposed instance, the MSC engineer programmed
staff reduction levels via the furlough machining strategy for the parts and set the dimensions of the machine with
scheme, all created by worldwide flight about improving the process. In normal Autodesk’s Fusion 360 package and then
restrictions. However, Arrowsmith has seen circumstances, this is part of the daily job for exported the data to Autodesk PowerMill to
it overcome numerous industry downturns’ any of MSC’s applications and engineering programme the toolpaths and machining
in its five decades of business and this team, but with COVID restrictions in place, strategy. Commenting upon this, MSC’s
experience has seen the company once he had to undertake the challenge remotely. Matthew Garbett says: “On the shop floor,
again seamlessly adapt to market Working as an extension of the Arrowsmith Arrowsmith utilise ALPHACAM as their
conditions. With MSC supporting engineering team, the MSC engineer preferred CAM system. Our current library
Arrowsmith over the last five years to deliver reviewed the proposed strategy for five of post-processors was relevant to their
cost-reductions and productivity savings of setups on two 3-axis machining centres and Leadwell 5-axis machine, which meant we
more than £500,000, Arrowsmith has again subsequently adapted the process to two could provide a stable, secure machining
called upon its supply partner. setups on a single 5-axis machine. process in PowerMill, that would be free
from potential collisions whilst ensuring
The challenge The solution machining strategies were optimised.”
With a temporary dip in aerospace work, The MSC engineer was given the work
Arrowsmith was intent upon winning new envelope and axis movement dimensions of The right tools for the job
business during the pandemic; a significant the Leadwell V40i 5-axis VMC and intuitively As well as remote programming and
challenge when faced with COVID configured a solution with Lang Technik, the defining a machining strategy, it was
compliant remote working and social existing workholding provider at important to select the right cutting tools to
distancing. The AS:9100 and ISO:14001 Arrowsmith. The solution included the yield optimum results. The diverse portfolio
certified manufacturer were in the tender adaptation of the existing zero-point of brands and a seemingly endless range of
process with an aero-engine OEM to clamping system to add a secondary cutting tools available from MSC provided
undertake the machining of more than 50 clamping plate and two Lang vices for the optimal solution. Matthew Garbett
aluminium engine components. Arrowsmith clamping the extra-long parts. Lang Technik explains: “Based upon the experience of
turned to MSC to support the project. assisted MSC to offer Arrowsmith a viable MSC’s engineers, we know that machining
Arrowsmith wanted to know if MSC could solution; the MSC engineer had managed to aluminium aerospace components of this
firstly support them to undertake the project theoretically reduce setups and type would be best suited to the solid
8 Engineering Subcontractor I FEBRUARY 2021
ES FTR 5-AXIS MACHINING 8-13.qxp_ES CONTENTS 4-5 25/01/2021 10:59 Page 9
5-AXIS MACHINING
carbide milling range offered by SGS
Carbide. Sharing the details of the project
with Steve Neale, a senior application
engineer at SGS, we remotely created and
optimised a selection of cutting tools that
would enhance machining performance and
tool life while consolidating the number of
tools required.
The MSC strategy was to face machine
the top of the part and add the location
features for the zero-point clamping system.
The second setup was to undertake the
complete machining of the remaining faces,
edges, pockets, chamfers, holes and
threads. The tools selected for the process
were a Kennametal face mill with three
indexable inserts that cost-effectively
replaced a previous 6-insert face mill, as well
as a solid carbide Accupro Drill and a DC
Swiss threading tool. Following the heavy
material removal operation, MSC
collaborated with SGS and used a series of
2, 3 and 4-flute solid carbide end mills,
ranging from 2 to 16 mm in diameter. Both
square end and ball nose designations were
utilised for machining all features, including
edge radii, pockets and slots.
Putting theory into practice
Once lockdown restrictions were relaxed
and site visits were allowed, an appointment
was planned. With the CAM programme
and post-processor in place, MSC’s
Matthew Garbett and Steve Neale from SGS cutting tools from SGS Carbide, Accupro us; they see the importance of creating
worked in collaboration with Arrowsmith and Kennametal, MSC reduced tooling efficient and cost-effective processes at
engineers to setup the machine, running costs and consumption via improved tool every stage of production.”
preliminary parts and optimising the cutting life and greater flexibility and autonomy for MSC’s national account manager Oliver
speeds and feeds in accordance with the all aluminium machining tasks. Latchford adds: “Conducting remote
parameters of the machine. While the One of the key benefits for Arrowsmith is working to such an extent has been a true
machining strategy was in place, the cutting the professional, reliable technical support testament to the expertise MSC engineers
speeds and feeds had to be tweaked on the from MSC. By turning to MSC during a have and also our relationships and
machine, as the workholding setup and period where Arrowsmith is operating with understanding of our customers and their
machining strategy had the potential for less staff to adhere to Covid safe work needs. In this instance, Arrowsmith
part deflection. practices, the integration of the MSC approached MSC with set criteria and we
engineer has enabled Arrowsmith engineers have successfully fulfilled and exceeded the
The results to quote and plan for new work. MSC has requirements. More manufacturers are
By undertaking the project remotely, MSC freed engineering capacity at Arrowsmith bringing MSC engineers into the
has seamlessly integrated this complex and their engineers have subsequently been manufacturing process at a much earlier
machining process into the shop floor at able to focus on and win new projects of stage than ever before. Customers are
Arrowsmith. By adapting the machining significant value. calling upon MSC to support them right at
strategy to just two setups, MSC has Martin Porter, general manager at the ‘new product introduction’ phase. By
guaranteed process stability for critical Arrowsmith, says: “MSC has collaborated utilising our expertise and solutions at such
aerospace components with tolerances with us on several complex projects over the an early stage, we can yield huge benefits
across the part tied to less than 50 microns. last four years. On this occasion, their for the end-users and this is why MSC is the
As well as ensuring process stability, MSC application engineer, Matthew Garbett, partner of choice.”
has instigated a machining strategy that is worked alongside and remotely with our
yielding a cycle time of just two hours 20 engineering team. His level of expertise and MSC Industrial Supply Co
minutes for the extremely complex parts commitment was instrumental in helping us Tel: 0800 66 33 55
while demonstrating exceptional surface to secure future projects. MSC shares our Email: sales@mscdirect.co.uk
finishes. Furthermore, by utilising specific ambition to be the best we can be, so like www.mscdirect.co.uk
Engineering Subcontractor I FEBRUARY 2021 9
ES FTR 5-AXIS MACHINING 8-13.qxp_ES CONTENTS 4-5 22/01/2021 11:13 Page 10
5-AXIS MACHINING
Precision engineering firm invests in
British-built 5-axis machinery
A leading Leicester-based precision
engineering company has reaffirmed its
commitment to high-quality, high-accuracy
production by becoming one of the first to
invest in Yamazaki Mazak’s new, British-built
CV5-500 simultaneous 5-axis machining
centre.
JWA Tooling (JWA) is a specialist provider
of high-precision manufacturing solutions to
some of the world’s largest blue-chip
companies, with capabilities including
precision CNC milling, turning and wire
EDM.
The company had previously invested in a
Mazak VCN-530C vertical machining centre
to meet customer demand for larger batch
sizes. Since its installation in November
2019, the machine’s reliability and speed
has proved vital to JWA’s day-to-day
operations, freeing up its highly skilled
workforce to take on more complex tasks. as a business and take on larger orders, we
To build on the success of the previous needed precise, automation-ready machine
machine, JWA has now invested in another tools that could operate with minimal
VCN-530C and purchased one of Mazak’s manual production. With these aims in mind,
first state-of-the-art 5-axis CV5-500 it was clear that Mazak were the first choice.
machining centres. Conceived, designed “We were really impressed with the first
and built in the UK, the CV5-500 is unique in VCN-530C we purchased, it was a clear step
its category due to its high-rigidity bridge above everything that we had used so far.
construction with a fully supported trunnion Previously, when customers asked for
table that travels in the Y-axis direction increasingly accurate machining within five
under the bridge, ultimately delivering an microns or less, we achieved those
extremely accurate and compact machining tolerances by constantly tweaking our old had on their day-to-day operations and are
solution. machine, but now we don’t have to do that extremely confident our new CV5-500 can
The CV5-500’s 12,000 rpm spindle is with our new units. deliver a further step-change in productivity.
capable of a peak performance of 18.5 kW “We’ve been very impressed with Mazak “As the latest in a long line of Mazak
and 119.4 Nm, making it suitable for the as a company and liked what we saw when machines to have been fully designed and
wide range of materials JWA works with. Its we went to the Open House event at their built in Britain, the CV5-500 breaks the
rapid traverse rates of 36 m/min in the X, Y Worcester HQ in December last year. It was mould for the compact, fully simultaneous
and Z axes also allows for highly agile here we saw the new CV5-500, which caught 5-axis machining category. Because of its
performance and it can process workpieces my eye immediately. Frankly, it’s just a great easy integration with ancillary automation
up to Ø500 mm x H320 mm and up to machine, it’s well-built and the best 5-axis systems, we have every confidence it will
200 kg in weight. machine I’ve seen at that price point by far, deliver the ‘lights out’ machining capability
This 5-axis capability will enable JWA to so we thought we would take the plunge. JWA require to take their business to the
increase the manufacture of high-quality We’ve certainly got high hopes for it going next level.”
parts and reduce the amount of operations forward.” For more information on Yamazaki
required for job setups. Additionally, the Alan Mucklow, managing director UK & Mazak’s new CV5-500 machining centre,
CV5-500’s compatibility with a wide variety Ireland sales & service division at Yamazaki please visit: www.mazakeu.com/
of automation systems will allow the Mazak, adds: “JWA Tooling is a fantastic cv5-500/.
company to implement ‘lights out’ example of a British business using
machining, further expanding its overall high-precision machining centres to Yamazaki Mazak UK Ltd
production capacity. increase output quality and volume. We are Tel: 01905 755755
Peter Wood, operations director at JWA very happy to have seen the Email: sales@mazak.co.uk
comments: “In order to take that next step transformational effect the VCN-530C has www.mazakeu.co.uk
10 Engineering Subcontractor I FEBRUARY 2021ES FTR 5-AXIS MACHINING 8-13.qxp_ES CONTENTS 4-5 25/01/2021 11:04 Page 11
5-AXIS MACHINING
New 5-axis machining centre from Germany
Featuring a generous working volume of automatic workpiece clamping is a further
815 x 510 x 510 mm in a small 2.5 x 1.8 m benefit, as it introduces the possibility of
footprint on the shop floor, the new automation for long periods of unattended
VC850-5A is the latest prismatic production.”
metalcutting machine to be launched by The 5-tonne machine has an
German manufacturer Spinner FEM-optimised, cast construction that
Werkzeugmaschinenfabrik, whose factory is provides a high level of rigidity and vibration
located near Munich. The 5-axis, vertical- damping for elevated cutting performance
spindle machining centre, which is and high standards of surface finish on
configured with a +110 / -5 degree machined components up to 200 kg. Further
swivelling trunnion carrying the rotary table, advantages are that tool life is extended and
is available in the UK and Ireland through accuracy of machining is enhanced.
sole sales and service agent Whitehouse Part of the reason for the machine's
Machine Tools. compactness is the patented method for HSK63, both rated at approximately 18 kW
Managing director Tim Whitehouse protecting the saddle's Y-axis guideway and offering 86 and 57 Nm of torque
comments: “This is a top-end machine with from swarf and coolant ingress using a single respectively. They are served by a 32-pocket
robust rotary axes, which are normally the wiper system, eliminating the need for a tool magazine, although a 48-station version
weak point in 5-axis machining. They are telescopic cover. The depth of the machine is available. Rapid traverse in all linear axes is
driven by a new planetary gear train and are is consequently shorter, leading to a 30 40 m/min to minimise non-cutting times.
fitted with absolute rotary scales instead of percent reduction in the area needed for
incremental encoder feedback. installation. The X-axis guideway also has a Whitehouse Machine Tools Ltd
“We are also impressed by the additional single wiper, allowing the table to move to Tel: 01926 852725
clamping plate beside the table that allows the extremes to simplify automated loading Email: timw@wmtcnc.com
Op20 as well as Op10 to be programmed and unloading from the sides. www.wmtcnc.com
into a single cycle for one-hit machining. The Powerful, high-speed spindle options are
option of a rotary hydraulic supply for 12,000 rpm SK40 / BT40 or 18,000 rpm
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Engineering Subcontractor I FEBRUARY 2021 11ES FTR 5-AXIS MACHINING 8-13.qxp_ES CONTENTS 4-5 25/01/2021 10:22 Page 12
5-AXIS MACHINING
Work smarter
MILL P 500U 5-axis simultaneous machining centres from GF Machining Solutions
With their powerful and dynamic material machine uptime to reduce costs associated
removal capabilities and high rigidity with unexpected spindle collisions.
characteristics, GF Machining Solutions’ Collisions usually occur when a new CNC
Mikron MILL P 500U simultaneous 5-axis program is first executed.
machining centres deliver exceptional MSP protects the machine and spindle
accuracies and impressive cutting during job setup by making it possible to
performance when machining absorb axial and lateral collisions and then
high-precision, complex components made restore perfect accuracy. The spindle can
from ‘difficult-to-machine’ materials. return to normal operations without any
The machines’ advanced thermal stability specific maintenance or recalibration,
characteristics ensure reliable precision over ensuring almost no downtime or
long machining runs and their performance collision-related costs.
is further enhanced through the integration Users’ productivity, flexibility and
and availability of smart, intelligent, autonomy are further protected and
technology modules. ensured by the MILL P 500 U’s rConnect
Mikron MILL P 500U machining centres A-axis and one on the C-axis. For heavy-duty readiness.
provide manufacturers of precision machining, the rotary and tilting axes
components and mould tools with can be clamped and, for improved
exceptional accuracies and unrivalled machining stability, the titling axis
process reliability which, in large part, is features clamping on both side
down to the machines’ built-in supports.
thermo-stability and their symmetrical With the 20,000 rpm Step-Tec
design. HPC190 spindle, with a HSK-A63 tool
Even when ramping up speeds and feeds interface, manufacturers have, at
and taking aggressive depths of cut, MILL P their disposal, a flexible,
500U machines are more than capable of high-performance spindle solution
delivering best-in-class accuracies and renowned for its stiffness, power,
process reliability which explains why they speed and safety. Also available is
have been so well received by component Step-Tec’s 36,000 rpm HVC150
manufacturers operating in the aerospace, motor spindle with a HSK-E50 tool interface. Manufacturers simply choose the GF
defence, motorsport and automotive This spindle solution is aimed at mould Machining Solutions digital service(s) that
sectors, to name but a few. makers using small cutting tools in best meets their requirements. LRA, for
conjunction with the machines’ dynamic example, delivers highly secure, direct,
MILL P 500U machines are fast, powerful 1.7g acceleration to achieve best-in-class customer-authorised real-time remote
and flexible surface finishes. assistance by connecting the customer with
As well as featuring 1.7g acceleration/ their local diagnostics centre and GF
deceleration rates and impressive 45 m/min 250 percent increased productivity Machining Solutions’ technical Helpdesk
rapids, the machines are equipped with Mikron MILL P 500U machines are built for operations.
36 kW Step-Tec high-performance and automation, i.e. System 3R robot Through the LRA option, customer
high-torque spindles, 20,000 rpm and rotary loading/unloading systems, which, services can inspect a machine tool
tilting tables that can accommodate according to GF Machining Solutions, remotely, with diagnostics carried out by the
workpieces up to 707 mm in diameter and doubles the machines’ productivity by customer’s own technician or by a
up to 600 kg in weight. enabling customers to embrace GF Machining Solutions’ expert.
The rotary tilting table, +91/-121 degrees unattended, lights-out operations. Precision component manufacturers and
and Nm x 360 degrees, is available with mould makers require machine tool
several options: T-slot tables Process reliability through SMART solutions that deliver high precision, process
accommodating a payload of 200 kg, 400 kg technology reliability and high productivity. The Mikron
or 600 kg and pallet tables accommodating MILL P 500U machines are quipped with GF MILL P 500 was designed to meet these
a payload of 200 kg, 400 kg or 600 kg. Machining Solutions’ Industry 4.0 smart needs.
Incremental, direct angle measuring technology that includes Machine Spindle
systems are mounted on the tilting and Protection (MSP) and rConnect, a digital GF Machining Solutions Ltd
rotating axes to guarantee high positional services platform that also includes Live Tel: 024 76 538666
and repeatable accuracies. Both axes are Remote Assistance (LRA). Email: info.gfms.uk@georgfischer.com
driven via water-cooled torque motors: one MSP protects the machines’ spindles and www.gfms.com/uk
for T-slot tables, two for pallet tables on the machine geometry while maximising
12 Engineering Subcontractor I FEBRUARY 2021ES FTR 5-AXIS MACHINING 8-13.qxp_ES CONTENTS 4-5 22/01/2021 11:16 Page 13
5-AXIS MACHINING
ETG soars like an eagle with new
high-speed Ingersoll machine
For manufacturers looking to make a
step-change in their machining strategies to
implement true high-speed high-feed
milling with impeccable surface finishes, the
Engineering Technology Group (ETG) has
now introduced a new line of machining
centres from OPS Ingersoll.
The Eagle V5 Competition machine is
available as a 3-axis and 5-axis variant,
making it the perfect ‘all-rounder’ for
high-speed precision machining. Developed
as an ‘all-rounder’, the fully sealed OPS
Ingersoll V5 Competition is suitable for
rough and fine detail machining of graphite
and copper electrodes, soft and hard steels
as well as aluminium, all in the same
technology.
The Eagle V5 Competition has an X-, Y-
and Z-axis of 550 by 400 by 400 mm that
travels over the 650 by 500 mm 3-axis table
or 400 mm diameter 5-axis table with an
acceleration rate of 15m/s2 to accommodate
the machining of parts up to 500 kg and
250 kg respectively. This is backed up with a heavier mass at the bottom. In the case of calibrates the drift of the machine
475 mm distance from the spindle flange to the OPS Ingersoll Eagle V5 machine, this is a kinematics and also the DCM automatic
the top of the 5-axis pallet. The machine has one-tonne mass in the head and a seven-ton cycle dynamic collision monitoring system to
a 15/17 kW HSK E40 spindle that can reach mass in the base. This gives the machine prevent collisions.
speeds up to 42,000 rpm as standard with a much higher stability, a high dynamic and Taking precision to a level that is the envy
higher torque HSK E50 spindle with a along with the CNC control, it helps of the industry is the incorporation of a
maximum speed of 36,000 rpm available as cornering control as well as acceleration and Renishaw infra-red OMP400 touch probe for
an option. deceleration, this combination completely low-contact in-process part measuring,
The machine is also available with a choice removes ‘jerk’. Additionally, whenever the which is complemented by the Blum laser
of a 32 tool ATC or an 80-position tool machine moves, we have a constantly LC50 DIGILOG non-contact tool
change facility that can be located on either moving mass from the gantry-type design. measurement system. Both sitting securely
side of the machine to suit the possible The guideways are always supported at four in a clean area, the Blum DIGILOG measures
integration of left or right-hand automation locations and this means the dynamics of the tool length and diameter and it detects any
stations from the same supplier to link two machine never change, regardless of the in-process tool breakages. With too many
technologies, EDM and HSC, or same location of the cutting head, unlike in a technological advancements to mention,
technologies from the one system. C-frame type machine. This makes a the Eagle V5 Competition is the envy of the
The gantry-type 5-axis machine has been difference with precision, repeatability and industry when it comes to high-speed, high
impeccably designed to deliver the utmost surface finishes.” precision machining. For further details
in precision machining. This design includes The V5 Competition machining centre is contact the Engineering Technology Group
a thermo symmetric design, high-precision supplied with the Heidenhain TNC640 CNC (ETG) to discuss your ‘high-precision’
ball screws, direct Heidenhain measuring control unit. Heidenhain exerted machining needs with one of the product
systems, direct-coupled AC servo motors considerable resource to developing the specialists.
and a +/- 0.1°C temperature-controlled control for true high-speed machining and
spindle. the result is a control unit that has optimised Engineering Technology Group (ETG)
Identifying what makes this high-speed motion control for enhanced precision. Tel: 01926 818 418
machining centre different from standard From an optional perspective, customers Email: sales@engtechgroup.com
machine tools, ETG’s Scott Elsmere says: looking to reach the very epitome of www.engtechgroup.com
“A typical machining centre has a high mass precision can add the 3D Tuning Cycle
in the head to absorb vibration whereas this option for increased contour accuracy and
high-speed machine has a lighter head and a speed, the K-OPT kinematic system that
Engineering Subcontractor I FEBRUARY 2021 13ES METAL CUTTING 14-17.qxp_ES CONTENTS 4-5 08/01/2021 09:59 Page 14
METAL CUTTING
Wykes Engineering powers green energy
drive with help from XYZ Machine Tools
Independently owned Wykes Engineering is
at the forefront of the green energy
revolution, manufacturing a range of
products for renewable power generation.
Its expertise covers systems including
anaerobic digestion, wind power and solar.
Wykes Engineering works in tandem with its
sister company; Ancillary Equipment Ltd, a
green power generation company that uses
its technology. Demand for new systems
and expansion of existing on-site anaerobic
generation capacity at its Rushden,
Northamptonshire, location led to
investment in machining capacity. Part of
which saw the arrival of large-capacity
turning in the form of an XL 780 lathe from
XYZ Machine Tools.
It was the anaerobic digestion side of the
business that required the additional turning
capacity provided by the XYZ XL 780. The
anaerobic digestion systems produced by following week and the machine
Wykes take ‘out of date’ or waste food was installed and commissioned
products from supermarkets, local just ten days later,” says John
government household waste sites and food Houghton, Wykes Engineering’s
manufacturers. It then converts them into design engineer.
gas, which is combusted to generate Over and above the ease-of-use
electricity. To maximise this process, food of the Siemens control, the XYZ XL
must be separated from its packaging, 780 offered other advantages to
which requires a variety of shafts in differing Wykes Engineering. First of which
diameters and lengths, with hardened was the price, having reviewed the
protrusions. These rotate at around 1,000 market for lathes of this capacity it
revs/min to pulp the waste; the resulting found the XYZ machine to be
‘sludge’ is then transferred to storage tanks 10-20 percent less expensive than
for anaerobic digestion. its competitors. Also, they were reassured an impact on component design, as we can
The XYZ XL 780 with its 780 mm swing that service support and spares were readily now machine features that would either be
over the bed and 3 m distance between available should the need arise. Technical difficult or time-consuming if machined
centres provides Wykes Engineering with support was a big plus as John Houghton manually,” says John Cresswell, Wykes
the capacity and versatility it requires for the explains: “If we had any questions relating Engineering’s design office manager.
machining of smaller parts. The purchase of to programming and operating the The arrival of the XYZ XL 780 brought
the XYZ XL 780 lathe was Wykes machine, which was all part of our learning impressive productivity gains, while most
Engineering’s first move into CNC turning, curve, they were answered with a simple components are one-offs or low volume,
so a priority had to be the ease-of-use and phone call to XYZ Machine Tools.” they do repeat. The combination of the
the support for programmers and operators. “The combination of the XYZ XL 780’s machine and Siemens control system gives
The Siemens 828D ShopTurn control proved versatility, where we can use it for large and Wykes Engineering a competitive
to be ideal for their needs. small components and the Siemens control advantage due to the ability to call up a
“The Siemens control was completely new means it is easy to repeat jobs accurately program and quickly replicate something
to us, but we have found it extremely easy to when we need to, not only that we are that was produced previously.
use, especially with the training support we seeing cycle time reductions of around
received from XYZ Machine Tools. We had a 40 percent when compared to our manual XYZ Machine Tools
demonstration of the machine at XYZ’s lathes, with exceptional repeatability Tel: 01823 674200
Burlescombe factory on a Monday, which between components, which is impacting Email: nigel.atherton@xyzmachinetools.com
convinced us that it was the right machine greatly on workflow through the factory. www.xyzmachinetools.com
and control for us. We placed the order the The arrival of the XYZ XL 780 is also having
14 Engineering Subcontractor I FEBRUARY 2021ES METAL CUTTING 14-17.qxp_ES CONTENTS 4-5 26/01/2021 12:04 Page 15
METAL CUTTING
Triple Y-axis turret lathe has 80 mm bar capacity
The largest bar capacity CNC lathe in the shaft-type components being
Citizen Machinery product portfolio is the machined in either spindle.
new 12-axis Miyano ABX-80THY, a Alternatively, a Miyano
fixed-head model with twin-opposed C-axis ABX-80SYY 9-axis CNC lathe is
spindles and three turrets moving over box available with two Y-axis turrets, one
ways for maximum rigidity. They enable upper and one lower, which can be
vibration-free turn-milling that is enhanced used in tandem or separately at
by the machine's more than 11 tonnes either spindle.
installed weight. The bar auto is ideal for All turrets have 80 mm of Y-axis
continuous, automated, unattended movement in addition to X- and
production of components from bar up to Z-axis travels and the 12 tool
80 mm in diameter. Maximum component stations in each turret are live, offering compensate for thermal movement by
diameter when chucking is 165 mm. 6,000 rpm rotational speed and 40 Nm of adjusting the relevant axis positions. In this
The three turrets can be in cut torque for in-cycle milling and drilling way, displacement of the turret from the
simultaneously to achieve very high levels of equivalent to that of a machining centre. main spindle in the X-axis, for example, is
productivity. Two turrets are positioned So components, no matter how complex, reduced from 30 down to 10 microns.
above the spindle centreline and are are nearly always produced in one hit, An in-machine tool setter, parts catcher
dedicated to working at the 15 kW/ raising productivity further and enhancing and conveyor and a variety of different swarf
2,750 rpm main spindle and 7.5 kW/ machining accuracy. Rapid traverse rates are conveyors to suit the type of chip are all
5,000 rpm counter spindle respectively. The fast at up to 30 m/min in Z, promoting short available.
other turret is located below and has non-cutting times.
unrestricted travel to operate at either Temperature variations around the Citizen Machinery UK Ltd
spindle to provide flexibility for balancing machine are constantly measured by sensors Tel: 01923 691500
front and reverse end machining operations, and fed back to the FANUC Series 30i-B Email: sales@citizenmachinery.co.uk
or to deploy a tailstock centre to support control, which incorporates software to www.citizenmachinery.co.uk
THE ALPHA CNC is turning 25
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Engineering Subcontractor n FEBRUARY 2021 15ES METAL CUTTING 14-17.qxp_ES CONTENTS 4-5 19/01/2021 10:29 Page 16
METAL CUTTING
Toolmaker buys bridge-type machining centre
to produce larger moulds to higher accuracy
Moorland Toolmaking in Batley, West The largest Hurco machine onsite
Yorkshire has been a user of Hurco is a VMX64Ti with a 1,625 x 864 x
machining centres since 1985. It was first 762 mm working volume. In March
attracted by the supplier's Ultimax 2020, the toolmaker invested in a
twin-screen control fitted to a KMB1x slightly smaller BX50i
knee-type mill, on which a program could be double-column, bridge-type
created conversationally at one screen while machining centre with a 1,350 x 950
a graphic of the part was automatically x 600 mm envelope for producing
generated on the other. big tools weighing up to 2.5 tonnes
Toolroom manager David Gibson recalls: to even higher accuracy.
“Its ease-of-use was perfect for a It is also used for producing other
toolmaking environment, where one-offs large components subcontracted
are the norm. 35 years on, we now operate out to the firm, a part of the
10 Hurco 3-axis CNC machining centres due business that currently accounts for
to their reliability, good performance and 10 percent of turnover and involves not only graphite electrodes on the other Hurcos. In
competitive price. All of them feature a milling but also turning, sparking, wire any case, milled features like deep ribs are
similar control, although now the software, erosion and deep-hole drilling. On the quicker and easier to polish than if they are
WinMax, is Windows-based and much toolmaking side, which accounts for the sparked, as the latter operation leaves a
updated in functionality.” other 90 percent, around two-thirds of hard recast layer.
He pointed in particular to the patented output goes to trade moulders serving the Despite being a satisfied, long-time Hurco
Ultimotion feature with up to 10,000 blocks automotive industry and the rest to sectors machine user, Moorland Toolmaking
of dynamic variable look ahead, which such as white goods and garden ware. considered two bridge-type machining
automatically determines the optimal The new, 13-tonne machine represents a centres offered from other potential
trajectory for the cutter around the step up in accuracy and performance sources. What really swung the decision in
workpiece. It keeps the programmed feed compared with the other prismatic favour of the incumbent supplier was the
rate consistent and increases speed when machining equipment in the 16,000 sq ft generous 950 mm Y-axis travel on the BX50i,
machining around corners, reducing cycle Batley factory. The HSK-63A spindle speed 150 mm more than was available on other
times and improving surface finish. It is is 18,000 rpm, up 50 percent on the previous machines of equivalent footprint,
better than the smoothing features offered maximum on site, scales rather than approximately 4.5 m2, that were reviewed.
by CADCAM software and improves upon encoders provide feedback of linear axis Consequently, the table will
CAM output by providing better machine positions and thermal compensation accommodate a 1 m wide workpiece,
kinematics. measures have been incorporated extending the size of component that can
Even today, with mould tools being throughout the machine. be produced in one hit rather than having to
considerably more complex than in the past, David Gibson continues: “We saw the reposition it on the table. It also extends the
the toolmaking and refurbishment BX50i on the Hurco stand at the last MACH size of part that can be tackled in two hits.
specialist's operators still write three in ten show and were impressed at its robust David Gibson concludes: “The BX50i was
programs at the control, mainly the simpler construction. Since the machine was delivered the day the country was locked
ones for producing bolsters and plates. The installed, we have been holding dimensional down due to COVID-19. Hurco engineers
remainder are prepared off-line in Autodesk tolerances of better than ± 25 microns and did a great job installing the machine in
CAM from customers' CAD models. we expect that level of precision to be difficult circumstances, with some of their
long-term. staff on furlough.
“We also find that moulds coming off the “Since then, the machine has run
machine have a better surface finish that faultlessly during the day and we have full
typically needs 30 percent less polishing. It is confidence in taking advantage of extensive
a big saving, especially on large tools that lights-out running for finishing our moulds
can take up to a month to machine and then through the night, which we do frequently.”
a further week to hand finish.”
He added that the higher spindle speed is Hurco Europe Ltd
a further advantage, as smaller diameter Tel: 01494 442222
cutters can be used so fewer features need Email: sales@hurco.co.uk
to be sparked out, saving the time and cost www.hurco.co.uk
involved in transferring tools to a die-sink
EDM machine and of making copper and
16 Engineering Subcontractor I FEBRUARY 2021You can also read
