USED CITIZEN A20VII – 2010
The CITIZEN A20VII – 2010 is a high-precision CNC Swiss-type automatic lathe designed for efficient production of small-diameter, complex components. Built by Citizen Machinery, the A20VII is part of the company’s well-established A-series Swiss machining platform and is particularly suited for applications where tight tolerances, high productivity, and unattended machining are important.
The machine is designed around a 20 mm maximum bar capacity, making it suitable for machining small precision components from bar stock. Its Swiss-type sliding-headstock design provides excellent support close to the cutting tool, allowing the machine to maintain accuracy during long, slender-part machining.
The A20VII is capable of performing turning, drilling, boring, threading, grooving, and other secondary operations with multiple tools. Depending on configuration, it can also perform cross drilling and milling operations, allowing complex parts to be completed in a single setup.
A 2010 CITIZEN A20VII can be particularly valuable for manufacturers in the medical, electronics, automotive, aerospace, and precision-component industries, where production volume and dimensional consistency are critical.
CITIZEN A20VII – 2010 – AXIS
| Specification | Details |
|---|---|
| Machine Type | CNC Swiss-Type Automatic Lathe |
| Axis Configuration | Multi-Axis |
| Main Spindle Axis | Z1 |
| Guide Bushing System | Swiss-Type |
| X-Axis Travel | Approx. 30 mm |
| Y-Axis Travel | Approx. 300 mm |
| Z-Axis Travel | Approx. 230 mm |
| Cross Slide | Standard |
| Backworking | Supported |
| Sub-Spindle | Configuration Dependent |
CITIZEN A20VII – 2010 – WORK ENVELOPE
| Specification | Details |
|---|---|
| Maximum Bar Diameter | 20 mm |
| Maximum Turning Diameter | Approx. 20 mm |
| Maximum Machining Length | Configuration Dependent |
| Guide Bushing | Standard |
| Collet Size | 20 mm Class |
| Long-Part Machining | Excellent |
| Small-Diameter Machining | Excellent |
| Automatic Bar Feeding | Standard / Compatible |
| Backworking | Available |
The sliding-headstock design provides excellent tool support close to the cutting point, which is especially beneficial when producing long, slender components.
CITIZEN A20VII – 2010 – MAIN SPINDLE
| Specification | Details |
|---|---|
| Spindle Type | Sliding Headstock |
| Maximum Spindle Speed | Approx. 8,000 RPM |
| Spindle Motor | Approx. 3.7 / 5.5 kW |
| Maximum Bar Capacity | 20 mm |
| Spindle Bore | Approx. 21 mm |
| C-Axis | Standard |
| Spindle Orientation | Standard |
| Constant Surface Speed | Standard |
| Rigid Tapping | Supported |
The high-speed main spindle is designed for efficient production of small-diameter precision components and supports both turning and driven-tool operations.
CITIZEN A20VII – 2010 – TOOLING SYSTEM
| Specification | Details |
|---|---|
| Tooling Type | Swiss-Type Gang Tooling |
| Turning Tools | Multiple |
| Boring Tools | Supported |
| Drilling Tools | Supported |
| Threading Tools | Supported |
| Grooving Tools | Supported |
| Cross Drilling | Available |
| Driven Tooling | Configuration Dependent |
| Backworking Tools | Available |
| Tool Presetter | Optional |
The gang-style tooling arrangement provides short tool-change times and allows several cutting tools to remain positioned for rapid production cycles.
CITIZEN A20VII – 2010 – CONTROL SYSTEM
| Specification | Details |
|---|---|
| CNC Control | Citizen CNC Control |
| Programming | G-Code |
| Display | Color LCD |
| Tool Offset Management | Standard |
| Work Offset Management | Standard |
| Custom Macro | Available |
| Constant Surface Speed | Standard |
| Rigid Tapping | Supported |
| Program Storage | Configuration Dependent |
| RS-232 | Available |
| Ethernet | Configuration Dependent |
| Diagnostics | Standard |
CITIZEN A20VII – 2010 – FEEDRATES
| Specification | Details |
|---|---|
| Rapid Traverse | High-Speed Servo |
| X-Axis Feed | Programmable |
| Y-Axis Feed | Programmable |
| Z-Axis Feed | Programmable |
| Feedrate Override | Standard |
| Linear Interpolation | Yes |
| Circular Interpolation | Yes |
| Threading Feed | Programmable |
| High-Speed Positioning | Standard |
CITIZEN A20VII – 2010 – COOLANT & CHIP MANAGEMENT
| Specification | Details |
|---|---|
| Flood Coolant | Standard |
| Coolant Tank | Standard |
| Coolant Pump | Standard |
| High-Pressure Coolant | Optional |
| Chip Conveyor | Optional |
| Chip Management | Standard |
| Coolant Filtration | Standard |
| Mist Collector | Optional |
| Oil Skimmer | Optional |
| Automatic Lubrication | Standard |
CITIZEN A20VII – 2010 – AUTOMATION
| Specification | Details |
|---|---|
| Automatic Bar Feeding | Supported |
| Bar Feeder | Optional / Compatible |
| Automatic Part Ejection | Standard |
| Parts Catcher | Available |
| Bar Stock Magazine | Optional |
| Tool Monitoring | Available |
| Automatic Tool Offset | Available |
| Chip Conveyor | Optional |
| Unattended Machining | Supported |
| Lights-Out Production | Excellent |
CITIZEN A20VII – 2010 – POWER REQUIREMENTS
| Specification | Details |
|---|---|
| Main Spindle Motor | Approx. 3.7 / 5.5 kW |
| Electrical Service | Three-Phase |
| Input Voltage | Configuration Dependent |
| Frequency | 50 / 60 Hz |
| Shop Air | Required |
| Hydraulic System | Configuration Dependent |
| Electrical Cabinet | Citizen |
| Installation | Industrial |
CITIZEN A20VII – 2010 – DIMENSIONS
| Specification | Details |
|---|---|
| Machine Type | Swiss-Type CNC Automatic Lathe |
| Machine Width | Approx. 80″ |
| Machine Depth | Approx. 50″ |
| Machine Height | Approx. 70″ |
| Machine Weight | Approx. 6,000–7,000 lbs |
| Floor Space | Compact |
| Installation | Industrial |
| Bar Feeder | Adds Overall Length |
CITIZEN A20VII – 2010 – GENERAL INFORMATION
| Specification | Details |
|---|---|
| Manufacturer | Citizen |
| Model | A20VII |
| Year | 2010 |
| Machine Category | Swiss-Type CNC Lathe |
| Maximum Bar Capacity | 20 mm |
| Main Spindle Speed | Approx. 8,000 RPM |
| Spindle Type | Sliding Headstock |
| Guide Bushing | Yes |
| C-Axis | Yes |
| Driven Tooling | Configuration Dependent |
| Backworking | Available |
| CNC Control | Citizen CNC |
INDUSTRIES THAT USE CITIZEN A20VII
The CITIZEN A20VII is particularly suited for:
- Medical
- Aerospace
- Automotive
- Electronics
- Defense
- Dental
- Robotics
- Instrumentation
- Hydraulics
- Precision Engineering
- General Manufacturing
- Contract Machining
TYPICAL PARTS CITIZEN A20VII CAN PRODUCE
Typical components include:
- Medical screws
- Bone screws
- Dental components
- Precision pins
- Shafts
- Bushings
- Fittings
- Connectors
- Electronic components
- Small valve components
- Hydraulic fittings
- Aerospace fasteners
- Instrument components
Typical operations include turning, facing, drilling, boring, threading, grooving, parting, cross drilling, milling, and backworking.
WHY CHOOSE CITIZEN A20VII
The major advantage of the CITIZEN A20VII is its ability to produce small, precise components at high production rates. The sliding-headstock configuration keeps the workpiece supported close to the cutting tool, significantly reducing deflection during machining.
Its 20 mm bar capacity makes the machine ideal for small-diameter components, while the high-speed spindle allows short cycle times and efficient finishing. The machine can also perform multiple operations in one setup, reducing the need for secondary machining.
For manufacturers producing large quantities of small precision parts, the A20VII can provide excellent productivity and repeatability.
WHY BUY USED CITIZEN A20VII – 2010
A used 2010 CITIZEN A20VII can be an attractive option for manufacturers looking to add Swiss-type machining capability without the investment required for a new machine.
When evaluating a used A20VII, particular attention should be given to the sliding-headstock system, guide bushing, spindle bearings, ballscrews, tooling system, bar feeder, coolant system, and CNC control.
Buyers should verify spindle hours, machine accuracy, guide bushing condition, spindle runout, axis backlash, toolholder condition, and maintenance history. Machines with a properly maintained bar feeder and complete tooling package can provide significant additional production value.
HOW MUCH DOES A USED CITIZEN A20VII – 2010 COST?
The value of a used CITIZEN A20VII – 2010 depends on machine condition, spindle hours, tooling, bar feeder configuration, automation equipment, and maintenance history.
| USED CITIZEN A20VII – 2010 PRICE RANGE | ESTIMATED COST |
|---|---|
| High Hours / Basic Configuration | $20,000 – $28,000 |
| Functional Production Machine | $28,000 – $35,000 |
| Good Condition / Production Ready | $35,000 – $45,000 |
| Excellent / Well Equipped | $45,000 – $55,000 |
| Low Hours / Fully Equipped | $55,000 – $65,000+ |
For a 2010 CITIZEN A20VII in good working condition, a realistic market value is approximately $32,000–$45,000 USD.
For your inventory listing, a recommended asking-price range is $38,000–$50,000 USD for a clean machine equipped with a bar feeder, tooling package, chip management system, and documented maintenance history.
Best estimated listing value: $38,000–$50,000 USD.
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