Overview

This document details the technical specifications, certifications, features, optional accessories, and operational capabilities of two CNC vertical spindle machining centers: TANGO 1 and TANGO 2. Both machines are designed for machining aluminum, light alloys, PVC, and steel with multi-axis CNC control and automatic tool changing.

1. Machine Certifications

Both TANGO 1 and TANGO 2 comply with the European Machinery Directive (CEE Directive 89/392), ensuring adherence to safety and operational standards.

2. TANGO 1 Technical Specifications

• Type: Floor-type vertical spindle machining center with 3 CNC axes.
• Materials: Aluminum extrusions, light alloys, PVC, steel.
• Spindle: 7.5 kW electric spindle, 20,000 rpm, ISO 30 shank, automatic tool change ready.
• Tool Magazine: 8 positions for drilling, milling, threading, and side milling cutters up to 150 mm diameter.
• Work Area: X=7400 mm, Y=650 mm, Z=250 mm.
• Clamping: 6 standard vices.
• Lubrication: Micro-drop system with pure oil for cutting and guide lubrication.
• Safety: Light curtain optical barrier for operator protection.

Standard CNC Control Features

• Linear and circular interpolation on two axes (X-Y, X-Z, Y-Z).
• ISO code programming and aided geometric programming system.
• Tool availability and parameter management.

Optional Accessories

• Additional clamps and stops.
• Perimetral protection barriers.
• Motorized vices.
• Multiple swarf collection tanks (5 units) and motorized conveyor.
• Various tool holders and chucks (ISO 30, ER 32).
• Side milling cutters (HM Ø150x6x22 mm).
• Tap holders and quick-change adapters.
• Barcode reader for tool/workpiece identification.
• Dual horizontal spindle attachments.

3. TANGO 2 Technical Specifications

• Type: Floor-type vertical spindle machining center with 4 CNC axes.
• Materials: Same as TANGO 1.
• Spindle: 12 kW electric spindle, 20,000 rpm, HSK63 shank, automatic tool change ready.
• Tool Magazine: 8 positions for drilling, milling, threading, and side milling cutters up to 150 mm diameter.
• Work Area: X=7200 mm, Y=650 mm, Z=250 mm.
• Clamping: 6 standard vices.
• Lubrication: Micro-drop system with pure oil.
• Safety: Light curtain optical barrier.
• Spindle Rotation Axis: Electronically positionable within 180° ±90°, enabling flexible machining orientations.

Standard CNC Control Features

• Linear and circular interpolation on two axes (X-Y, X-Z, Y-Z).
• ISO code programming and aided geometric programming.
• Pendular machining mode with controlled entry.
• Tool availability and parameter management.

Optional Accessories

• Additional clamps and double central stops.
• Perimetral protection barriers.
• Multiple swarf collection tanks (5 units) and motorized conveyor.
• Various tool holders and chucks (HSK63, ER 32).
• Side milling cutters (HM Ø150x6x22 mm).
• Tap holders and quick-change adapters.
• Barcode reader.
• Dual horizontal spindle attachments.
• Flow drill operation capability.
• Motorized vices.

4. Dimensions and Weight

• TANGO 1: Length 9100 mm, Width 3090 mm, Height 2800 mm.
• Weight approximately 4200 kg.
• Note: Dimensions and weights are approximate and subject to change.

5. General Notes and Recommendations

• Designed for high precision machining of aluminum and similar materials with efficient tool changing and lubrication.
• Safety ensured by light curtains and perimeter fencing.
• Optional accessories enable customization for specific production needs, including enhanced clamping, swarf management, and tooling.
• TANGO 2’s electronically adjustable spindle axis adds flexibility for complex machining.
• Programming supports ISO codes and user-friendly geometric programming for ease of use.

6. Operational Capabilities

Supports milling, drilling, circular milling, slotting, keyway cutting, pocketing, threading, and slotting operations. Programming systems simplify operation and reduce complexity.

7. Safety and Ergonomics

Safety features include optical barriers and perimeter fencing. The lubrication system protects machine guides, enhancing longevity and precision. Motorized clamps improve workpiece holding and reduce manual effort.

8. Manufacturer Information

Produced by ALTECH s.r.l., Misano Adriatico, Italy. Contact: Phone ++39 0541 607700, Fax ++39 0541 425854, Website www.altechmachinery.it, Email [email protected].

9. Summary of Critical Parameters and Best Practices

• Maximum tool diameter: 150 mm.
• Spindle power: 12 kW at 20,000 rpm.
• Working envelope: X=7200 mm, Y=650 mm, Z=250 mm.
• Automatic tool change with 8-position magazine.
• Electronic spindle axis positioning within ±90° from 180°.
• Use drip lubrication with pure oil for cutting tools.
• Program via ISO codes or simplified geometric system for efficiency.
• Ensure safety barriers and perimeter fencing are active during operation.

Summary

The TANGO series offers versatile, high-performance vertical milling centers optimized for light metals and plastics. TANGO 1 features a robust 3-axis system with ISO 30 tooling, while TANGO 2 enhances capabilities with a 4-axis system, higher spindle power, HSK63 tooling, and electronically adjustable spindle orientation. Both emphasize automation, precision, safety, and adaptability through comprehensive standard features and extensive optional accessories.