Machine building

Biaxial inspection of adhesive bonds

The layer thickness of the adhesive bond is typically only a few tenths of a millimeter. The sample is nowloaded by tension (axial displacement) and/or torsion. Measuring these very small displacements ...

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Edge detection of fabric strips in the cutting machine

If the position of the material web is not recognized or is recognized incorrectly, this can result in waste from faulty cutting and machine malfunctions due to missing controller signals. Therefore, the ...

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Gap analysis in axial piston pumps

So far, gap measurements inside the pumps were not possible because of the extreme requirements. The sensors must be resistant to high speeds, high pressures up to 1,000 bar and temperatures above 100 ...

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Measuring thermal length expansion of spindles

The SGS 4701 displacement measuring system (Spindle Growth System) is developed specifically for high speed milling machine applications. Due to high machining speeds and the heat generated, the linear ...

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Position measurement of the tailstock

The tailstock is an important part of a lathe or milling machine. The tailstock is used to support long workpieces by means of a center, which catches in the center hole on the front side of the workpiece. ...

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Measuring tool holders in the magazine

Modern machine tools have complex magazines with various tools that are automatically picked up by the machine. In order for these tools to be accurately picked up, the tool holders must be precisely positioned. ...

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Monitoring the clamping position of tools

Often, initiators and switching rings, which provide a switching signal, are used to monitor the clamping position in high-performance tool machines. However, these require complex adjustment and ...

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Nanometer positioning in lithography machines

To illuminate individual components on the wafer, the lithographic devices move the wafer to the respective position. Capacitive displacement sensors measure the position of the travel path in order to ...

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Compensating for axial extension of milling spindles

Due to high machining speeds and the heat generated, the linear thermal expansion in milling spindles needs to be compensated for in order to keep the tool in a defined position at all times. The SGS sensor ...

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Valve lift measurement in the food industry

Quelle: SIG Combibloc Group AG
Quelle: SIG Combibloc Group AG

During the filling of drinks cartons, the exact dosage is a critical factor. The sensor measures the valve lift of the filling line and requests several switching points in a measuring range of 35mm. The ...

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Foreign body detection in medical technology

Quelle: Uhlmann Pac-Systeme GmbH & Co. KG
Quelle: Uhlmann Pac-Systeme GmbH & Co. KG

In this application, the MDS sensor recognizes foreign bodies in blister machines during the tablet packaging process. Via the movement of overhead touching rollers, foreign bodies between the blister ...

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Monitoring embossment depth

In embossing machines, car body IDs are punched into the vehicle frame. The embossment depth must be in a defined tolerance range. In order to position the embossing tool, laser triangulation ...

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Monitoring oil gaps in hydrostatic bearings

Hydrostatic bearings are used in large plant and machinery such as stone mills, telescopic installations etc. Monitoring the gap size is a critical factor, as any disturbances in the hydraulics can cause ...

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Web-edge detection in the calender of a paper machine

If movement of the paper web in the calender is not exactly executed in one line, the heated calender roller is pressed directly onto the coating of the opposite roller, which can damage it. Repairing ...

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Temperature measurement for injection mould applications

Users of injection molding machines for plastics processing are facing increased quality requirements imposed by end-users, in particular for automotive applications. Because of this trend, the importance ...

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Active compensation for movements in the measurement process

Harsh industrial environments place high demands on optical displacement sensors – precise measurements must still be possible despite dust and high processing speeds. The optoNCDT 1750 and ...

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Fluid level measurement of aluminum pig irons

In aluminum casting plants or foundries, the cast is poured into shape to form small bars, known as pig irons. The charging level in the forming process is critical in ensuring consistent weight of ...

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Measurement of the radial deviation of a cutter disk

During the manufacture of veneer strips from laminated wood, the precision of the cutting disk determines the quality of the final product. High demands are placed on the veneer strips in terms of dimensional ...

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Position checking on robots

The introduction of the international standard ISO 9283 demands new non-contacting measurement methods. The measurement system for the position measurement is composed of a measurement cube with a defined ...

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Exact crusher gap adjustment in rotary crushers

Rotary crushers for quarries or ore mines can grind up to 3500 t of material to the desired grain size in one hour. For this purpose an eccentric bearing bush generates a rotary-oscillating movement of ...

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Non-contact thickness measurement of aluminum

For the prompt detection of incorrect thickness of aluminum strips, optoNCDT laser triangulation sensors are used as modern alternative solution to isotopic measuring systems. At the measurement location, ...

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Flatness measurement in rolling mills

The requirements on the surface quality of rolled sheet metal are continually increasing. This may be steel sheet which is used, for example, for stainless steel fronts in kitchens, or also aluminum sheet ...

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Yarn thickness

A consistent yarn thickness is a prerequisite in the textile industry for high quality products. Therefore, the naturally occurring yarn thickness fluctuations must be eliminated. The yarn is drawn to ...

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