XY-Gantry Stage

EZ-0715 | Key Features

  • Travel Range 350 mm x 450 mm
  • High Precision Coplanar Axis System
  • Gantry with Vacuum Preload Slide
  • Ideal for Positioning Tasks in the nm Range
  • Max. Load 250 N
  • Extensible with Dynamic Z-/C-Axis

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Product description

The EZ-0715 Gantry Stage is designed for high precision applications. Incremental measuring systems (Heidenhain LIP6 G0) and an optimized design allow a positioning accuracy of ± 250 nm and a repeatability of ± 25 nm for the single axes. The vacuum-preloaded slide and optimized mass distribution enable high rigidity in the smallest installation space. Ironless motors enable an acceleration of up to 10 m/s2 and a travel speed of up to 1 m/s. The end position is detected by inductive sensors. The slides are supplied with energy separately via symmetrically attached drag chains. The machine bed of the Gantry Stage is made of granite. Both axes can be customized. The XY system can be expanded to include a Z- and/or C-Axis.

Applications: High-precision positioning tasks, scanning, exposure, laser engraving, laser processes in general.

Specifications

Type
Unit
Value
Stroke
mm
350 x 450
Accuracy for Single Axis, compensated 1)
nm
± 250
Repeatability (bidirectional) 2)
nm
± 20
Position Stability
nm
15
Vertikal Straightness, compensated
nm
± 250
Horizontal Straightness
µm
± 1.5
Pitch
μrad
5
Yaw X
μrad
1
Yaw Y
μrad
3
Max. Speed unloaded
m/s
0.5
Max. Acceleration unloaded
m/s2
10
Mechanical Data
Unit
Value
Mounting Position
horizontal
Dimension L x W x H (ca.)
mm
1170 x 1380 x 463
Max. Load
kg
25
Moving Mass Upper Axis
kg
18
Moving Mass Lower Axis
kg
32
Total Mass
kg
1300
Encoder
Value
Type 3)
incremental
Sensor Signal
1 Vss, 4 μm signal period
Drive
Unit
Value
Type
3-phase, synchronous, iron-less
Max. Voltage ph-ph
VAC
300
Continuous Force X (2 motors) / Y
N
1200 / 340
Peak Current X / Y
Arms
16.8 / 8.4
Back-EMK ph-ph
V/m/s
55.5
Force Constant
N/A
68
Interface and Environment
Unit
Value
Supply Pressure
bar
5
Air Consumption
Sl/min
20
MTBF
h
> 20 000
Limit Switch
PNP
Clean Room Suitability 4)
applicable
Drive Control
Value
High End
ACS NanoPWM

1) in the middle of travel
2) in quasi static mode
3) absolute encoder possible on request
4) depending on detail design

EZ-0715 High Precision Gantry Stage

Control

We offer the EZ-0715 gantry stage with the following drive controllers:

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