In high-end manufacturing sectors like automotive components, medical devices, and aerospace, demand for part machining continues to grow more demanding—calling for superior precision, efficiency, and multi-process capabilities. DRCW MACHINERY’s newly launched HT6MY 3-axis all-purpose turning center stands out as the ideal solution for high-precision, complex part machining challenges. Boasting exceptional structural design, top-tier core components, and intelligent features, it delivers robust momentum for the transformation and upgrading of the manufacturing industry.
Innovative Structural Design, Laying a Solid Foundation for High-Precision Machining
A machine tool’s machining precision and stability stem from the thoughtful engineering of its core structure. The HT6MY features a 45° slant bed constructed from high-quality resin sand cast iron. Through rigorous heat treatment and aging processes, it not only boosts torsional rigidity by 30% but also achieves excellent thermal stability. Even under heavy cutting conditions, the machine maintains structural rigidity and stability, effectively preventing machining deformation. With a swing over bed of 670mm, swing over X-slide of 450mm, and maximum turning diameter of 400mm (recommended max turning diameter: 250mm), it offers an extensive machining range within a compact footprint (3850×1850×1950mm). Weighing approximately 5800kg, the machine further enhances machining stability during operation.
The unique four-guideway layout design is another major highlight. The Z-axis four-guideway support structure, paired with 45mm linear guideways, ensures collision-free movement of the tailstock and greatly improves the stability during processing. The orthogonal Y-axis with a large stroke of ±60mm has fast dynamic response and precise geometric accuracy control, which can easily realize complex processes such as eccentric hole drilling and side milling, greatly expanding the process adaptation range of the machine tool. The fully enclosed protective cover reaches IP54 protection level, the electrical cabinet also meets IP54 protection standards, and the machine lamp has a high protection level of IP69K, which effectively prevents coolant leakage, ensures a clean processing environment, and extends the service life of the equipment. The machine is equipped with 6 leveling plates and 6 anchor bolts, which can quickly complete installation and leveling, adapting to the needs of different workshop sites.
Upgraded Core Configuration, Balancing Efficiency and Precision
As the heart of high-precision machining equipment, the HT6MY’s power train and control system feature industry-leading components. The spindle adopts an A2-8 interface, with a front bearing diameter of 130mm and spindle bore diameter of 87mm. Equipped with a high-performance brushless AC motor, it delivers output power of 15/18.5kW, maximum torque of 268Nm, and a top speed of 4000rpm—easily meeting both the rigidity requirements of heavy cutting and the efficiency demands of high-speed precision machining. Precision ball bearings and a high-accuracy direct position measurement system complement the spindle, working in tandem with full-closed-loop measurement via X/Y/Z-axis absolute encoders to enable real-time error compensation and ensure consistent long-term machining precision.
The turret system adopts a high-quality BMT55 servo power turret. All 12 stations support the installation of power tools, and the tool shanks are compatible with □25mm and Ø40mm specifications. The indexing and positioning time is only 0.35 seconds (with locking), and even shorter to 0.12 seconds without locking, enabling efficient and fast tool changing. The power tool has a rated power of 2.7kW, a maximum torque of 45Nm (40% DC), and a maximum speed of 4000rpm, which can flexibly complete multiple processes such as milling, drilling, and tapping. The C-axis is equipped with a mechanical clamping system, with a speed range of 100rpm, an output torque of 268Nm, and a positioning accuracy of up to 20 arcseconds. Cooperating with the precise control of the spindle, it realizes high-precision machining of complex contours.
The CNC system adopts FANUC 0i-TF Plus, equipped with a 10.4-inch high-definition display, making operation intuitive and convenient. The system hardware is configured to Type 5 standards, including 3 servo axes and 1 spindle axis. The standard PLC steps are 5000, which can be expanded to 8000 steps, with a maximum expansion capacity of 24000 steps. The user memory capacity is 2Mbyte, supporting 2GB C/F card program storage expansion, and has the EES (External Execution System) function, which can store 255 machining programs (adjustable according to program length), meeting the programming needs of complex parts. At the same time, it supports metric/imperial input, switching of multiple coordinate systems such as Cartesian coordinates, polar coordinates, and cylindrical coordinates, and has rich functions such as thread machining cycles. The minimum block cycle time is only 1.5ms, which greatly improves machining efficiency. The system supports functions such as cutting radius compensation (G40/G41/G42), lead screw pitch compensation, and backlash compensation, with an input accuracy of 0.001mm. The interpolation range for both linear and circular interpolation can reach +99999.999mm, perfectly adapting to the processing needs of complex parts.
Combining Intelligence and Practicality, Adapting to Diverse Production Needs
The HT6MY has been comprehensively optimized in terms of intelligence and practicality, fully adapting to the diverse needs of modern manufacturing. It is equipped with a standard hydraulic programmable tailstock (MT4 center), with a tailstock stroke of 500mm and a maximum axial force of 7.5kN. It supports two modes of movement: fast positioning and fine feeding. Automatic control can be realized through M functions, and jog operation can also be performed through buttons on the control panel, adapting to the support needs of different workpieces. It is equipped with a standard feeder interface and system preset programs, which can quickly expand single-machine automation, reduce manual intervention, save 30% of transformation time, and perfectly fit small and medium-batch automated production scenarios.
The machine tool integrates an automatic centralized lubrication system, an internal cooling system, and a chip removal device. The automatic centralized lubrication system provides continuous protection for linear guideways and ball screws, extending the service life of core components; the internal cooling system accurately delivers coolant through the turret. The coolant tank capacity is 180L, the coolant pump power is 0.85kW, the nominal flow rate at 5bar pressure is 20L/min, and the chip conveyor capacity is 170L, which effectively improves the efficiency of deep hole machining, ensures timely discharge of machining waste, and maintains a clean processing environment. The hydraulic system adopts a compact design, with a tank capacity of 35L and a maximum working pressure of 55bar, equipped with a fine filtration system for higher stability; the pneumatic system has a working pressure of 6bar and an air consumption of 15m³/h, providing stable power for various pneumatic components of the machine tool.
The hydraulic 3-jaw chuck is equipped with one set of hard jaws and one set of soft jaws, with a through hole diameter of 65mm and a pull tube diameter of 52mm, with clamping confirmation control. It can be operated through a foot pedal, supporting continuous processing of long bar stock and meeting the clamping needs of various workpieces. The standard package also includes a chip conveyor with a chip cart for right-side chip discharge, a 3-color signal lamp, an electrical cabinet heat exchanger, a set of 4 BMT55 fixed tool holders (2 outer diameter tool holders + 2 D40 boring tool holders), a transformer, and other core accessories. An optional 0°&90° power tool holder (1pc) is available to further expand processing capabilities.
Modular design is another major advantage of the HT6MY. The independent layout of the hydraulic system and the electrical cabinet not only reduces the failure rate but also facilitates later maintenance and inspection. The equipment has passed VDI 3441 accuracy certification. The positioning accuracy of X/Y/Z axes is ≤6/8/10μm, and the repeat positioning accuracy is ≤4/5/6μm, which is 20% higher than that of similar products. It can perfectly meet the processing tasks in high-precision fields such as auto parts, medical devices, and aerospace parts. The machine tool has a working voltage of 400V (allowing a fluctuation of +10%), a frequency of 50/60Hz, a maximum installed power of 35kVA, and a fuse specification of 50A (complying with VDE 0100 standards), adapting to the industrial power environment in most parts of the world.
The HT6MY 3-axis universal turning center redefines the standard for high-precision compound machining with its innovative structure, top-tier configuration, intelligent design, and reliable performance. Whether it is multi-process integrated machining of complex parts or small and medium-batch automated production, the HT6MY can provide efficient, precise, and stable machining solutions, helping manufacturing enterprises improve their core competitiveness and seize opportunities in the high-end manufacturing track.