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1D2D3D ... GO!

3D Displacement Sensing in VisionPro

Bart Stroo

Application Engineer Northern Europe


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2 | Confidential 2012 Cognex Corporation

Agenda

Understanding Displacement Sensing

Typical Applications

Demonstration

Cognex DS1100 Displacement Sensor

Questions & Answers


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Measure displacement of structured light

Object height

Understanding Displacement Sensing

Line Laser High Speed Camera Actual Camera Image

Laser displacement


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Laser & Camera in compact housing


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Possible Image Formation Results

1D

2D

3D


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Measurement / Inspection lineup

Width

Length

Position

Rotation

Area

Height

Angle

Volume

Tilt

3D Profile

3D Shape

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

1D 2D 3D


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Best usage of technology

Continuous Material Profile, Simple Glue Bead / Welding

Edge Tracking, Gap / Flush

Hard 2 C with Grayscale camera OCR on tires, Complex Glue Bead

Presence / Absence

Shape inspection Assembly Verification

Volume , Height, Tilt

1D

2D

3D



Typical Applications

Automotive

OCR Glue & grease measurement

Gap measurement

Robot guidance

Food & Beverage Presence/absence

Portioning (volume & dimensions)

Cap height & skew

Electronics Substrates in carriers

Carrier & PC board flatness



3D Inspections



Calibrated 3D Measurements



Contrast Independent Inspection


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Demos



Summary Demo

Simple access to 3D functionality

Volume, Height, Tilt angle of objects

Out of the box calibrated results in mm

Increased robustness Use 2D results in combination with 3D results

Ease of use Work with ground truth data vs. contrast


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Introducing Cognex DS1100


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Industrial Hardware

24VDC Power

IO + Encoder

Camera

658nm

Laser

Class 2M

GigE

Connector

Status LEDs

IP65 Enclosure


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DS1100 Mounting Options

Precision

Mounting Pins

Through-body

mounting

Mounting

bosses

M6


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Field of View and Working Range

120mm

175mm

295mm

120mm

Maximum

Object height

Minimum

Object Distance

Maximum

Object Distance


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High Precision Measurements

X = 70m

X = 150m

X = 110m

Z = 7m

Z = 20m

Z = 40m

Z precision is 1/16thof a Pixel

X precision is 1 Pixel

60mm

132mm

100mm

1024 Profile Points

40mm

40mm


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Profile Rate

0

500

1000

1500

2000

2500

3000

3500

4000

4500

20 60 100 140 180 220 260 300 340 380 420 460 500

DS1100 profile speed

Up to 4.2 kHz


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DS1100 Package

DS1100 hardware and VisionPro software

VisionPro Max with DS1100 3D Tools

Required Accessories

IP65 Ethernet Cable

IP65 Power & IO Cable

Optional Accessories

Right angle mounting bracket

IP69K Stainless steel enclosure

DS1100

VisionPro

VisionPro

+


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Summary Cognex DS1100

Sensor designed to inspect and measure in 3D Height, Volume, Tilt, shape, OCR

Factory calibrated 3D inspection

Real world measurements in mm

Contrast independent Inspection Dark objects on dark background

Simple Robust Solutions VisionPro processing ground truth 3D data


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Next Steps

Get in contact with your Cognex Sales Engineer

Visit us at booth 50

Request a visit

Sample / Application evaluation

Attend DS1100 single day training

Karlsruhe, 13-6-2013

Send me a mail for unanswered questions

[email protected]


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Q&A

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