Heavy Duty 3D CNC Engraving Machine Large Panel CNC Router 2140

The BHM 2140 CNC Milling and Engraving Machine is a specialized industrial solution engineered for processing large-format materials with precision and stability. Its robust, fully welded frame guarantees exceptional rigidity and effective vibration damping, making it suitable for a variety of demanding applications including 3D milling, engraving, and cutting across materials such as wood, MDF, chipboard, acrylic, PVC, composites, and aluminum.

As a cost-efficient CNC system, this machine is capable of executing intricate tasks like door panel carving, relief engraving, lettering, and precise cutting of numerous non-metallic sheets—including density board, acrylic, dual-color panels, and solid wood.

Technical Overview

• Frame Construction: Square tube welded body, designed with detachable sections for flexibility.
• Gantry Design: Reinforced square steel gantry supported by cast iron columns for enhanced durability.
• Worktable: Composed of aluminum profiles with a PVC surface, laid vertically to ensure flatness and support.
• Overall Dimensions: 5000 mm (L) x 2600 mm (W) x 1750 mm (H)
• Table Size: 4000 mm x 2100 mm
• Effective Working Area: 2500 mm x 1300 mm, accommodating standard sheet sizes
• Positioning Accuracy: ±0.05 mm
• Drive System: Utilizes 20-square rails and sliders across three axes
• Rack System: High-precision rack (1.25 module) for smooth motion transfer
• Z-Axis Mechanism: Combines belt and gear drive for reliable performance
• Motor System: Equipped with Chuangwei 450B stepper motors
• Driver Unit: Powered by Skyworth 860 drives
• Spindle: 7.5 kW air-cooled spindle, capable of reaching 25,000 RPM
• Inverter: Zhuzhou 9.5 kW frequency converter
• Control System: JM Weihong operating software
• Control Cabinet: Standalone enclosed cabinet for easy operation
• Color: Gray-green finish
• Power Supply: 380V/220V, 50 Hz

Please note that configurations and models can be tailored to specific customer requirements. As product options vary, orders require an advance deposit. Final pricing is determined according to the selected model and configuration—please consult our team for an accurate quotation.

Notable Features

• Worktable Design: The aluminum profile base combined with a PVC cover offers excellent load-bearing capacity while protecting the surface from damage.
• Motor & Spindle: High-performance stepper motors and a quality spindle ensure extended operational life, minimal wear, rapid response, and quiet performance.
• Gantry Construction: The 10 mm thick heat-treated square steel gantry provides superior stiffness, contributing to smooth movement and sustained machining accuracy.
• Cable Management: An upgraded drag chain system separates signal and power lines to reduce interference and prevent cable tangling or wear during operation.

Primary Applications

• Furniture Manufacturing: Ideal for producing doors, cabinets, tables, and chairs; also suitable for decorative elements such as wave panels, intricate patterns, antique-style furniture, wooden doors, screens, craft lattices, composite gates, sofa legs, and headboards.
• Advertising & Signage: Used for creating signs, logos, badges, display boards, conference plates, and billboards. Applicable in sign manufacturing, acrylic cutting and engraving, crystal letter production, and mold forming.
• Mold Making: Capable of sculpting molds from metals like copper, aluminum, and iron, as well as non-metallic materials including artificial marble, sand molds, plastic sheets, and PVC pipes.
• Crafts & Decor: Suitable for wooden crafts, gift boxes, and jewelry cases.
• Specialty Processing: Performs relief sculptures, 3D engraving, and can handle cylindrical objects.