The DNM 4500, 5700, and 6700 vertical machining centres from DN Solutions, distributed by Mills CNC, have become a staple in UK manufacturing, offering a blend of cutting performance, speed, and flexibility that appeals to both large enterprises and smaller shops. These machines ...
The DNM 4500, 5700, and 6700 vertical machining centres from DN Solutions, distributed by Mills CNC, have become a staple in UK manufacturing, offering a blend of cutting performance, speed, and flexibility that appeals to both large enterprises and smaller shops. These machines are particularly notable for their robust design, powerful spindles, and large work envelopes, making them suitable for a wide range of applications from roughing out engine blocks to fine-finishing medical components. The latest Fourth-Generation models further enhance their appeal with improved thermal compensation, faster tool changes, and options for automation, including the AWC and SYNERGi systems. For engineers, this means a reliable and versatile platform that can handle diverse materials and part sizes with minimal downtime.
The popularity of these machines is underscored by their widespread adoption across sectors like aerospace, automotive, and medical, where precision and efficiency are paramount. The recent investment by AEP Precision Engineering in a DNM 5700, equipped with a 4th-axis unit, exemplifies how these machines are being used for low-volume, high-precision work, including intricate components for high-profile projects. Similarly, Custom Metalworks' purchase of a DNM 5700 with a 5th-axis rotary table highlights the machine's capability to deliver fast processing speeds and high accuracies, even for complex geometries. For UK engineers, this translates to a dependable workhorse that can adapt to various production needs, supported by Mills CNC's training and after-sales service.
The takeaway for engineers is clear: the DNM series offers a proven and flexible milling solution that can significantly enhance productivity and precision. With a range of control options and accessories, these machines can be tailored to specific requirements, making them a valuable asset for any manufacturing environment.
Mills CNC has introduced the Fourth-Generation DNM series of 3-axis vertical machining centres, comprising the DNM 4500, 5700, and 6700 models. These machines are designed to deliver exceptional cutting performance, rapid processing speeds, and high accuracy, making them suitable for a wide range of applications in industries such as aerospace, defence, automotive, and medical sectors. The DNM series is known for its robust construction, featuring powerful spindles rated at 18.5 kW with speeds ranging from 12,000 to 15,000 rpm and torque outputs of 118 N-m. This ensures reliable operation even during heavy-duty machining tasks.
The DNM series machines are equipped with large worktables, with the DNM 6700 offering a table size of up to 1500 mm x 670 mm and a load capacity of 1300 kg. This makes them capable of handling both large workpieces and multiple smaller parts with ease. The machines also feature automatic tool changers (ATC) with capacities of up to 60 tools and fast tool-to-tool changeover times of 1.2 seconds, which significantly reduces non-cutting times and enhances productivity. The inclusion of a protective shutter for the ATC further ensures reliability by preventing swarf ingress. These machines can be fitted with the latest control systems from Fanuc, Siemens, or Heidenhain, and Mills CNC offers operator and programmer training through their Training Academy.
The DNM series is particularly well-suited for manufacturers requiring versatile and efficient milling solutions. For instance, AEP Precision Engineering, a subsidiary of Smith Metal Fabrications, recently invested in a DNM 5700 with a 4th-axis unit. This machine is used for low-volume production of components made from materials such as mild steel, stainless steel, and engineering plastics. One notable project involved machining decorative metal rosettes for Trafalgar House in London. Similarly, Custom Metalworks, a start-up based in Lancashire, opted for a DNM 5700 equipped with a 5th-axis rotary table, probing systems, and an oil mist extraction unit. This machine has been employed in the production of precision plastic components for a established manufacturer of patient positioning equipment.
In the current market, the DNM series stands out as a reliable and proven milling solution. Its popularity is evident in the high demand and substantial stock held at Mills CNC's facility in Leamington. The machines are frequently showcased at events and exhibitions, underscoring their reputation as a preferred choice for many component manufacturers. The recent introduction of the Fourth-Generation series is expected to further boost their appeal, as noted by Tony Dale, Group CEO of Mills CNC. The DNM 5700, in particular, has garnered attention for its versatility and performance, as evidenced by the positive feedback from companies like AEP Precision Engineering and Custom Metalworks.
Mills CNC continues to support these machines with comprehensive after-sales service and a range of accessories, including 4th and 5th-axis units, to enhance their capabilities. The integration of automation options, such as the DN Solutions' AWC or Mills' SYNERGi systems, provides additional flexibility for manufacturers looking to optimise their production processes. With their robust design, advanced features, and strong support network, DN Solutions' DNM vertical machining centres are well-positioned to meet the evolving needs of the manufacturing industry.
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