Elektrotechnika, elektronika, polovodiče

Požadavek ke stažení

Diameter - radial/axial runout - measurement at disk motors

The production of disk motors has to meet the highest mechanical accuracy requirements. In order to ensure perfect functioning of the disk drives the drive units are measured and evaluated with respect ...

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Monitoring the commutator in electric motors

The “eddyNCDT” system offers many advantages for the non-contact monitoring of the mechanical condition of the commutator in electric D.C. motors or generators. The system uses the eddy-current measuring ...

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Colour measurement of LED panels (RGB)

When RGB LED panels are produced, the challenge is to create a uniform, completely homogenous surface. Therefore, a diffuser layer is used, which enables a regular scattering of the otherwise point-shaped ...

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Co-planarity of IC-pins

The term „co-planarity“ discribes the proper seating of the tips of fine-pitch device leads on the copper pads on a PCB prior to solder process. The coplanarity is a critical dimension for the quality ...

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Geometry inspection of ingots

Ingots are sawn into thin wafers for the production of photovoltaic modules. However, geometric deviations can occur during the manufacture of ingots which adversely affect the arrangement of the wafers ...

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Thickness measurement system for partially transparent insulation panels

In the manufacturing of plastic panels, thickness profile measurements must be carried out due to the necessary quality assurance. For this purpose two laseroptical displacement sensors are mounted on ...

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Laser sensors support cable banding

Banding machines are used during the manufacture of cables in order to provide cables with a protective sheath. The wire runs centrally through a roll on which the banding material is coiled. The diameter ...

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Vibration measurement on carbon brushes

Many direct current electric motors operate with carbon brushes for the current transmission. optoNCDT laser sensors are used to monitor the vibration during operation. They measure the carbon brushes ...

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Liquid level measurement during capacitor production

The capacitors must be dipped into a bath of solvent during the capacitor production. In doing so, it is important that the blanks only have a specified immersion depth. Confocal chromatic sensors are ...

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A264 Kontrolle der Dichtung an einer Laufbuchse vom LKW-Motor

Zwischen Laufbuchse und Motorblock befindet sich ein spezieller Dicht- / O-Ring. Diese Dichtung gewährleistet einen geschlossenen Kühlkreislauf. Ist der Dichtring nicht richtig eingesetzt, ...

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Coplanarity of connector pins

Using connectors and sockets, electrical circuits can be alternately opened and closed. The connector pins must be correctly oriented in order to prevent the pins from bending during connection. As this ...

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Soldering systems - temperature measurement

Metal teeth for saw blades are soldered in soldering machines. In doing so, a fast IR temperature measurement provides exact regulation and prevents mechanical stresses in the saw blade and the danger ...

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Air gap measurement in large electric motors

With very large electric motors (diameter larger than 10m) it is important for reasons of cost effectiveness and energy efficiency, to know the radial run out of the rotor from the stator inside the motor. ...

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Thickness measurement of dies

When optical data carriers are produced, the data are initially transferred to a master. Depending on the number of copies, different dies made of nickel are produced from the master by galvanisation. ...

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Non-contact measurement of relay contact movement

Even the layman can detect wether a relay is energized or not. The question how on the other hand, is difficult to answer even for the expert. What he needs to know is the timing of certain specific parameters ...

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Measuring the solder-wave height on wave soldering machines

The height of the solder wave is an important criterion to get highest quality results during soldering PCB’s on wave soldering machines. There are two options to measure the height of the solder wave.

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Temperature measurement of PCBs

High quality PCBs with SMD components are repaired in rework stations. Hot air is used to remove any defective components and residual solder, to perform solder paste printing and to solder new components ...

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Displacement sensor for nanopositioning tasks

Very small displacements, both static and dynamic, are normally generated by piezo actuators. High precision displacement sensors ensure that these displacements are measured to the required nanometre ...

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