Citizen Miyano BNJ-51 CNC Automatic Lathe

2018 Citizen Miyano BNJ-51 CNC Automatic Lathe – Excellent Condition & Low Hours

For sale from Used Machine Tools Ireland — a 2018 Citizen Miyano BNJ-51 Fixed Headstock CNC Automatic Lathe, complete with Iemca Kid 80 Barfeed and full tooling package.

This high-precision twin-spindle lathe has only 3,590 cutting hours and comes from a clean, well-maintained production environment. Perfect for precision component manufacturing in medical, aerospace, and automotive industries.

Machine Overview

• Make/Model: Citizen Miyano BNJ-51
• Machine Type: Fixed Headstock Type CNC Automatic Lathe
• Year: 2018
• Control System: Fanuc Series Oi-TF
• Cutting Hours: 3,590 hrs
• Condition: Excellent – low hours, production-ready

Included Equipment & Features

• Iemca Kid 80 Barfeed
• Parts Conveyor
• Swarf Conveyor
• Parts Catcher
• Mirror Turning Capability
• Collet Chuck on Spindle 1
• Collet Chuck on Spindle 2
• 6” 3-Jaw Hydraulic Chuck
• 8 x Driven Toolholders
• Full Set of Static Toolholders

Technical Specifications

Machining Capacities

• Max. Machining Length: 100 mm
• Standard Turning Diameter (Spindle 1): 51 mm
• Standard Turning Diameter (Spindle 2): 42 mm
• Chuck Size Spindle 1: 6"
• Chuck Size Spindle 2: 5"
• Number of Spindles: 2

Spindle Performance

• Spindle 1 Speed Range: 5,000 rpm
• Spindle 2 Speed Range: 5,000 rpm
• Draw Tube ID (Spindle 1): 52 mm
• Draw Tube ID (Spindle 2): 43 mm
• Spindle 1 Drive Motor: 15 kW
• Spindle 2 Drive Motor: 7.5 kW

Turrets & Tooling

• Number of Turrets: 2
• Turret 1: 12-Station (Driven Tool Capable)
• Turret 2: 8-Station (Driven Tool Capable)
• Square Tool Shank: 20 mm
• Drill Shank Diameter: 25 mm
• Driven Tool Speed – Turret 1: 6,000 rpm
• Driven Tool Speed – Turret 2: 3,000 rpm
• Driven Tool Motor (T1): 2.2 kW
• Driven Tool Motor (T2): 0.75 kW

Axis Travels

• X1 Travel: 165 mm
• Z1 Travel: 246 mm
• Y1 Travel: 80 mm (+/- 40 mm)
• X2 Travel: 85 mm
• Z2 Travel: 590 mm
• Rapid Feeds (X1, Z1, X2, Z2): 20 m/min
• Rapid Feeds (Y1): 12 m/min

Power & Electrical

• Power Capacity: 33 kVA
• Machine Dimensions (W x D x H): 2840 x 1560 x 1700 mm
• Machine Weight: 5,300 kg

Highlights

• Low Cutting Hours: Only 3,590 hrs of light use
• Full Barfeed & Chip Handling Package – ready for continuous production
• Twin Spindle / Twin Turret Configuration for maximum productivity
• Driven Tooling for milling, drilling, and complex part geometry
• Fanuc Oi-TF Control – industry standard reliability and precision
• Ideal for precision turned parts in small to medium batch runs

Applications

This machine is ideal for medical components, automotive fittings, aerospace connectors, hydraulic parts, and general precision turned parts.

The combination of twin turrets, high-speed spindles, and driven tooling allows for efficient multi-axis machining with minimal setup time and high repeat accuracy.

Condition & Availability

The Citizen Miyano BNJ-51 is in excellent mechanical and cosmetic condition and available for immediate inspection or delivery.

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