Overview

The document describes the Mod. 370 A 60° and Mod. 420 A 60° CNC automatic hydraulic cutting machines by BIANCO srl. These machines are designed for automatic feeding and cutting of small to medium-sized parts with various cross-sections and angles up to 60°, ideal for high-volume production in mechanical workshops and carpentry.

Machine Features

• Hydraulic operation with automatic material feeding (CNC models).
• Cutting advancement cylinder positioned near the movable slide to enhance stability, precision, and blade longevity.
• Suitable for mechanical workshops requiring quality and speed.

Technical Specifications

• Base: welded steel structure.
• Frame: hardened aluminum mounted on tapered roller bearings.
• Gearbox: hardened and ground gears.
• Clamp group: spheroidal cast iron.
• Hydraulic control unit.
• Adjustable WIDIA blade guides.
• Mechanical blade tension controlled by limit switch.
• Motorized brush for blade cleaning.
• Rapid descent and ascent controlled by probe.
• Chip extractor (CNC models only).
• Adjustable cutting pressure based on material section and type; feed rate varies proportionally with cutting resistance.
• Material feeder carriage with transverse oscillation to facilitate bar feeding.
• Automatic mechanical length stop controlled by encoder (CNC only).
• Digital length display for piece length setting (automatic models only).
• CNC control managing all machine functions with program memory (CNC only).
• Infinitely variable electronic speed inverter (CNC only).
• Low voltage electrical system compliant with CE standards.
• Color finish: red RAL 3001 and blue RAL 5014 base.

Optional Accessories

• Clamp pressure regulators.
• Mechanical and hydraulic bundle cutting devices.
• Dry cutting device.
• Material entry and exit roller conveyors in various lengths.
• Side and rear water recovery guards.
• Chip extractor (automatic models only).
• Mechanical blade speed variator (automatic models only).

Recommended Usage

For automatic cutting of solid material, it is recommended not to exceed a diameter or solid section of 150 mm.

Cutting Capacities and Dimensions

Performance Data

• Cutting speed: 35-70 m/min (370 model), 20-100 m/min (420 model).
• Worktable height: 220 mm.
• Rapid descent speed: 0-200 mm/min.
• Cutting pressure: adjustable between 5 and 20 bar.
• Blade motor power: 0.9-1.5 kW (370), 1.1 kW (420).
• Hydraulic pump motor: 0.75 kW.
• Cooling pump motor: 0.12 kW.

Recommended Blade Tooth Pitch

The document provides guidance on selecting blade tooth pitch based on material section thickness and diameter, recommending bimetal cobalt M42 blades for optimal performance.

Additional Notes

• Machines include a motorized brush for blade cleaning and a mechanical blade tension system.
• Automatic models feature CNC control with program memory and electronic speed variation.
• Optional accessories enhance functionality for specific cutting needs such as bundle cutting and dry cutting.
• BIANCO srl reserves the right to modify product features without prior notice to improve performance and functionality.