Contaminated or dirty dielectric fluid can negatively affect the Electrical Discharge Machining process causing problems such as slower cutting speeds, metal removal rate and lower quality and rejected parts that fail quality control.  (Eclipse Magnetics)
EDM

Magnetic Filters Cut Down EDM Machine Problems

EDM machines offer precision accuracy, however, the process can be challenging. It is vital that the machine's systems are equally efficient, especially it's fluid management and filter efficiency. This is where magnetic filters come in as it is capable of filtering fine-particles and micron-sized particles from dielectric fluids in EDM machines which makes sure that the fluid is clean and protected from contamination.

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The designers used the modular Haimer Duo-Lock™ tool system for roughing. This system consists of carbide tool heads that are connected to different extensions via an extremely stable interface (Haimer/ Open Mind)
Milling

How to mill a panther

The system supplier for machine tools, Haimer, is a premium partner and supporter of the Augsburger Panther hockey team in the German Hockey League. The company took this opportunity to demonstrate the performance capabilities of its tools and tool holders by creating a model panther. The CAM specialists at Open Mind took on the challenging programming task using their Hypermill software.

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Hyfore has introduced ultrasonic toolholders designed for machining hard materials. (Hyfore)
Machining

Ultrasonic machining: New toolholders for hard and brittle materials

For manufacturers faced with the challenge of machining hard and brittle materials or companies with difficulties undertaking micromachining operations, Hyfore Workholding has now introduced a new range of ultrasonic tool holders. The ultrasonic tool holders are designed for machining materials ranging from carbide and PEEK through to Zirconia, Sapphire, SiC, AlSiC, Quartz, Boron Nitride and more.

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Vetimec uses its new robot cell for the fully automatic, unmanned production of graphite electrodes. (Hufschmied Zerspanungssysteme )
Precision Mould Making

Graphite electrode production: When the robot takes over the night shift

Italy — Bologna based company Vetimec supplies the international automotive industry and foundries with moulds, including injection moulds. Since die-sinking EDM dominates the production of these moulds, efficiency depends on the production of the graphite electrodes. With the changeover to special milling tools from Hufschmied, Vetimec can now machine graphite 30 percent faster and 20 percent more economically.

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Makino’s EDAC1 is capable of producing corner radii of 0.00019 inches (0.005mm) and surface-finish quality of 0.000024 inches (0.6 micron) Ry, while providing repeatability in the submicron range. (Makino)
EDM

Achieving the next level of micromachining

With Makino’s EDAC1 Ram EDM machine, the US-based company EDM Department was able to achieve tighter micro-tolerance and improved process capabilities for all its applications across the aerospace and medical industries. The addition of the optical 3-D metrology system from Infinite Focus to the EDM machine enabled the company to achieve an accuracy of 1.7 microns!

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Renishaw is previewing its RMI-QE next-generation radio transmission system for probing on machine tools.  (Renishaw)
Process Automation

How automation technologies can reduce energy consumption

Manufacturers are increasingly looking to automation to drive operational efficiency and overcome skill shortages on the shop floor. However, only with process automation technologies in place can you implement the physical automation of your operations. Physical automation in turn leads to increased productivity, and productivity to sustainability through reduced waste and energy consumption.

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One of the Mitsubishi machines in action at N&E Precision. (N&E Precision)
EDM

EDM slashes lead times — even for challenging materials

Ireland — With up to 30 % of its machined components manufactured from hard metals, Longford based N&E Precision acknowledged a requirement for EDM technology to complement its extensive CNC machine shop facilities. In September 2019, the subcontract manufacturer invested in its first Mitsubishi wire EDM machine and soon after in a second Mitsubishi machine from the Engineering Technology Group (ETG).

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With twelve main and various secondary operations to the completely machined rotor shaft. The automation and interlinking of the individual machines and stations is carried out with robots, gantry systems and Emags's own Track Motion system. (Emag)
Machining Solution

New production line for rotor shafts brings efficiency to e-mobility market

Germany — The increasing quantities of e-motors are challenging production planners: In many application areas, they have to establish new solutions with which components, such as the e-motor drive shaft, can be manufactured faster and more efficiently — and with holistic production systems. A new example Emag realised for a supplier company producing components for e-mobility shows how a turnkey solution can look like.

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The CPX Linear for blank preparation complements Anca's machine program. (Anca)
EMO Milano

Premieres for productive tool grinding and automated manufacturing

Germany — In the cutting tool industry, the trend is moving away from standard tools towards more complex geometries that are specially adapted to the specific application. In order for manufacturers to be able to produce these special tools economically, smart solutions are required. Anca will be presenting the technology, software and automation that enables tool manufacturers to design multiple tool types and grind them in one batch at EMO Milano 2021 on stand F10 G09 in Hall 2.

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