SATPC0036200 Tab 04 4 SOW..pdf

STATEMENT OF WORK

VN400Q (LN3W) Wire-EDM Specifications and Requirements

NASA Glenn Research Center (GRC) is interested in a Wire-EDM system to be used for machining of metallic parts.

Specifically, the Wire-EDM system must meet the requirements:

1. VN400Q (LN3W) Wire-EDM:

1.1. Standard Features:

a) 10-Year Positioning Accuracy Guarantee

b) 1-Year Standard Warranty

c) Ceramic Work Area Components

d) Rigid Precision Linear Motors (X, Y, U, V-axes)

e) Absolute Glass Scales (X, Y, U, V-axes)

f) Fixed Jet AWT (High-Speed Automatic Wire Threader with Pop-Up Function)

g) Advanced Corner Control

h) Auto-Cutting Condition Selection

i) Heart-NC CAM Software (For importing DXF Files)

j) Remote Pendant

k) 15” Touch Panel Screen & Mouse

l) Automatic Voltage Regulator

m) LAN Connection Port

n) USB Port & 4GB USB Sodick Memory Stick

o) LQ Message (Machine Status Monitoring Software)

p) Wire Alignment Block (Manual and Automatic)

q) Transformer

r) Water Deionizer

s) Tool Kit & Clamps

t) φ.010” (0.25 mm) Wire Guides (1 set)

u) Paper Filters (3 pcs / 1 set)

v) Anti-Electrolysis Circuit

w) Flushing Nozzles (2 pcs / set) for 0º ~ 10º taper, and for 0º ~ 25º taper

x) Wire-tip Disposal Unit

y) Dielectric Chiller Unit

z) 3-Day Operator Training for 2 people at Sodick facility

1.2. Machine Options:

a) L-Cut Wire Chopper

1.3. VN400Q (LN3W) Specifications:

X-Axis Travel 15.75’’ (400 mm) Y-Axis Travel 11.81’’ (300 mm) Z-Axis Travel 9.06’’ (230 mm) U-Axis Travel 3.54’’ (90 mm) V-Axis Travel 3.54’’ (90 mm) Axis Drive (X, Y, U, V) Rigid Precision Linear Motors Axis Feedback System (X, Y, U, V) Glass Scales (Fully Closed Loop) Max. Taper Angle +15° (At 4.72” thickness / 120 mm) Simultaneously Controlled Axes Max. 4 axes Rapid Table Feed Rate 94.5”/min (2,400 mm/min) Jog Feed Rate Max. 118”/min (3 m/min) Program Dry-Run Feed Rate 94.5”/min (2,400 mm/min) Wire Diameter Range (Min. ~ Max.) * φ0.004” ~ 0.012” (0.10 ~ 0.30 mm) Wire Feed Rate Max. 984”/min (25 m/min) Wire Guide (Lower) Round Diamond Guide Wire Guide (Upper) Round Diamond Guide Work Tank Dimensions (W x D) 33.85” x 29.13” (860 x 740 mm) Maximum Workpiece Weight 1,102 lb (500 kg) Distance from Floor to Table Top 38.19’’ (970 mm) Wire-Feed Speed (Max.) 16.5”/sec (420 mm/sec) Wire-Tension Range (Min. ~ Max.) 3 ~ 23 N (200 g ~ 2,800 g) Wire Bobbin Weight 17.6 lb (8 kg) Machining Method Flushing, Submerged Machine Tool Weight (Including Power Supply & Tank) 5,952 lb (2,700 kg) External Dimensions (W x D x H) 81.50” x 115.56” x 84.06” (2,070 x 2,935 x 2,135 mm) Required Floor Space 107.87” x 149.02” (2,740 x 3,785 mm)

1.4. Machine Accuracy:

Positioning X & Y Axis 0.00012” (0.003 mm) Repeatability X & Y Axis 0.00004” (0.001 mm)

1.5. Air Supply Requirements:

Air Flow Rate 30 NL/min (1.1 CFM) Air Pressure 0.5 MPa (72 psi)

1.6. Dielectric System:

Tank Capacity 167.75 gallons (635 liters) External Dimensions 32.87” x 88.58” x 74.4” (835 x 2,250 x 1,895 mm) Dielectric Tank Weight 834 lb (380 kg) Filtration Method 3-Replaceable Paper Filters (Internal-pressure type) Water Deionizer Ion-Exchange Resin 4.76 gallons (18-liter) Type

1.7. CNC Unit:

CNC (LN3W) Windows 10 OS Motion Controller SI-LINK II User Memory Capacity Editing: 100,000 Blocks / Saving: 30MB Storage Media CF Card (4GB), External Memory (1GB) Keyboard Alphanumeric & Function Keys Display 15” TFT-LCD Color Monitor Inch / Metric Operation NC Codes, MDI Input Format External Memory, Mouse, Keyboard

Coordinate Systems 60 Individual Systems Positioning Command Absolute and Incremental Max. Increment Input Command ±9999.99999” (±99999.9999 mm) Minimum Input Command 0.00004” (0.001 μm) Minimum Drive Unit (X, Y, U, V-axes) 0.00004” (0.001 μm) Simultaneous Axis Movements:

Jog Up to 3 Axes

Linear Interpolation Up to 4 Axes

Circular Interpolation Up to 4 Axes Auto - Stored Program Execution Up to 7 Nested Levels Subprogram Looping Up to 9,999 Times Subprogram Nesting Up to 50 Levels Sequence Numbers N000000000 to N999999999 Wire Diameter Compensation Memory 1,000 ‘H’ or ‘D’ Codes Discharge Condition Codes 1,000 ‘C’ Codes Q Command Nesting Levels 7 Arithmetic Functions +, -, *, /, [ ] Arithmetic Equation Length 72 Characters Trigonometric Functions Sin, cos, tan, sq.-root Mirror Image X & Y Axes; Independently or Simultaneously Pulse Generation Method Power MOS-FETS (Metal-oxide semi-conductor-field effect transistor)

Servo Control CNC Digital Servo System Max. Average Machining Current 32 AMP Pulse Circuit TM*

1.8. Power Requirements:

Total Power Capacity 11.5 KVA Power Supply 3-Phase, 200/220V (50/60Hz) *Power fluctuation must be less than ±4%.

NASA POC:

High Temperature and Smart Alloys Branch NASA Glenn Research Center 21000 Brookpark Rd MS 49-7 Cleveland, OH 44135