Sensors & Applications Electronics Production

scanCONTROL Ever smaller sizes and faster production speeds coupled with concurrently rising economy are the crucial factors in the electronics industry. The quality, function and feel of the end product require reliable measurement, testing and inspection at all stages of production. Compact, fast and integrable sensors from Micro-Epsilon ensure maximum reliability in nearly every area where high precision is required – from machine monitoring to fully automatic quality control of the end product. Compact laser scanners for high precision profile measurements Inline measurement of gaps, profiles,...

■ High-resolution profile measurements ■ Compact with integrated controller ■ Red laser and blue laser

Inspection of the smallest mechanical structures and seals During the assembly of components, laser scanners detect the dimensions of smallest structures. Geometric deviations are reliably recognized with blue laser scanners. Sensor: scanCONTROL BL Camera autofocus measurement Confocal sensors measure the distances between the autofocus lenses to provide the camera with the highest possible image quality. Sensor: confocalDT Color measurement of components Ensuring the exact housing and component color for different batches is a major challenge, especially with glossy and curved surfaces. Color...

Production monitoring Smartphone assembly

3D geometry check for smartphone assembly 3D sensors from Micro-Epsilon are used in various applications to check geometry and dimensional accuracy during smartphone assembly. The surfaceCONTROL snapshot sensors check the presence and positioning of the individual components. Sensor: surfaceCONTROL 3500 Flatness inspection of smartphone carrier plates scanCONTROL laser scanners are used for flatness inspection and position monitoring of smartphone carrier plates. The signals from both laser scanners can be merged into a common point cloud. Sensor: scanCONTROL 3D

confocalDT ■ Confocal sensors for displacement and thickness measurements ■ Small measurement spot

Gap measurement during the installation of glass displays During the installation of glass displays, confocal sensors quickly and automatically measure the air gap. Thanks to the integrated multi-peak measurement, individual layers, air gaps and coatings can be assessed. Sensor: confocalDT Surface inspection of display glass reflectCONTROL deflectometry systems recognize defects in smartphone displays fully automatically. The smallest inclusions, distortions or imperfections are reliably detected. Sensor: reflectCONTROL

■ Laser displacement sensors ■ Small measurement spot ■ Highest accuracy in the sensor class ■ High measuring rate and adaptation to changing surfaces ■ Small light spot for the smallest details ■ Compact with integrated controller

Coplanarity of IC pins In assembly and soldering processes, the coplanarity of the pins must be detected to ensure flawless soldering quality and avoid failures. Sensor: surfaceCONTROL | optoNCDT | scanCONTROL Check for presence of electronic components Laser triangulation sensors and fiber-optic sensors are used to check the presence and position of components on printed circuit boards fully automatically. Thanks to the small light spot, the smallest details can be reliably detected. Sensor: optoNCDT 1220 | optoCONTROL CLS1000 Deflection measurement of printed circuit boards Large-format PCBs...

■ 3D snapshot sensors with ultra-high precision ■ Precise inline inspection of geometry, shape and surfaces ■ Ultra-high precision of repetitions of up to 0.25 um ■ Up to 2.2 million 3D points per second ■ State-of-the-art interfaces with GenICam and GigE Vision standards ■ Real 3D data in the highest image quality

High precision 3D geometry measurement of substrates Thanks to the extremely high z-axis resolution, the surfaceCONTROL 3D sensors detect the smallest height differences with extremely high precision. The precision of z-axis repetitions of 0.25 µm enables high precision measurement of height differences, parallelism and coplanarity even with the smallest objects. The powerful 3DInspect software enables the point clouds to be evaluated and data to be processed automatically. Sensor: surfaceCONTROL 3500 Capacitor installation height 1.46 mm Capacitor spacing 2.31 mm Capacitor cross-section 1.25...

Inline production monitoring of assembly processes

3D geometry inspection of circuit boards scanCONTROL laser scanners are used for 3D geometry inspection of circuit boards. This allows the smallest details to be checked for presence, positional accuracy and location. Sensor: scanCONTROL 3D High precision 3D geometry inspection of electronic components The surfaceCONTROL 3D sensors are used in production lines and on rotary indexing tables. The measurement is performed within 0.2 seconds. Thanks to the high accuracy, the smallest deviations in geometry can be reliably detected. Detailed 3D display based on outstanding z-axis resolution Automated...

Monitoring of assembly processes

Inline geometry testing of connectors The 3D snapshot sensors are used for inline geometry testing of connectors. In this process, the position, presence and alignment of the individual elements in relation to each other. Fast data acquisition and reliable evaluation allow errors to be detected early and reject rates to be significantly reduced. Sensor: surfaceCONTROL 3500 Geometry inspection of cable harnesses scanCONTROL laser scanners are used for automated inspection of wire harnesses. The position, geometry and completeness of wire harnesses is reliably monitored. Sensor: scanCONTROL Reliable...

Closed-loop control in manufacturing processes

Positioning of photomasks White light interferometers are used to align photomasks. The interferometers provide absolute measured values in the sub-nanometer range and enable the mask to be positioned precisely. In addition to absolute position measurement, the interferometers can also be used for air gap measurement. Sensor: interferoMETER Adhesive bead measurement in metering systems After the reflow soldering process, adhesive is applied at certain points to protect the circuit. The completeness of the adhesive bead is a crucial factor and is reliably checked using laser sensors. Sensor: optoNCDT...