TOPSCNC DK7740ZF WIRE EDM MACHINES

Technical Description

The TOPSCNC DK7740ZF Wire EDM Machine is a high-precision CNC-controlled electrical discharge machining system designed for accurate and efficient metal cutting. Featuring a robust construction and advanced control technology, it offers a travel distance of 15.75 inches (400 mm) on the X-axis and 19.69 inches (500 mm) on the Y-axis, enabling versatile machining of complex shapes and contours. The machine utilizes a CNC control system for automated operation, ensuring consistent accuracy and repeatability. It supports electrode wire diameters from φ0.15 to φ0.20 mm, with a recommended wire size of φ0.18 mm, and provides adjustable wire feeding speeds from 1 to 11.4 m/sec for optimal cutting performance. The DK7740ZF achieves a machining precision of up to ±0.015 mm and delivers a surface roughness of Ra ≤2.5 μm, making it suitable for applications requiring fine finishes. Equipped with a stepper motor drive system for the X, Y, U, and V axes, the machine supports 4-axis simultaneous control for intricate taper and multi-pass cutting tasks. It features a maximum workpiece thickness of 300 mm and can handle workpieces weighing up to 600 kg. The system includes functions for automatic edge positioning, auto-centering, short-circuit and wire-break handling, and power loss memory, enhancing operational safety and convenience. Designed for industrial environments, the DK7740ZF integrates efficient filtration and electrolytic protection, ensuring stable and reliable performance. Its modular wiring layout simplifies maintenance and reduces downtime. This machine is ideal for precision tooling, mold making, and intricate metal part fabrication.