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Laser Displacement Sensor Applications

Time:2022-07-27 Views:


Laser displacement sensors are often used for the measurement of physical quantities such as length, distance, vibration, speed, and orientation, as well as for flaw detection and monitoring of atmospheric pollutants.

1. Size determination: position identification of tiny parts; monitoring of the presence or absence of parts on conveyor belts; detection of material overlap and coverage; control of robot position (tool center position); device status detection; device position detection (through small holes); Liquid level monitoring; thickness measurement; vibration analysis; crash test measurement; automobile related tests, etc.

2. Thickness measurement of metal flakes and thin plates: Laser sensors measure the thickness of metal flakes (thin plates). Thickness change detection can help find wrinkles, small holes or overlaps to avoid machine failure.

3. Measurement of cylinder barrel, simultaneous measurement: angle, length, inner and outer diameter eccentricity, conicity, concentricity and surface profile.

4. Length measurement: put the measured component on the conveyor belt at the specified position, the laser sensor detects the component and measures it at the same time with the triggered laser scanner, and finally the length of the component is obtained.

5. Inspection of uniformity: put several laser sensors in a row in the inclination direction of the movement of the workpiece to be measured, and directly output the measurement value through one sensor. In addition, a software can be used to calculate the measurement value and read it according to the signal or data. The results.

6. Inspection of electronic components: Use two laser scanners to place the component under test between the two, and finally read the data through the sensor, so as to detect the accuracy and integrity of the size of the component.

7. Inspection of filling level on the production line: The laser sensor is integrated into the manufacturing of the filling product. When the filling product passes the sensor, it can detect whether it is full. The sensor can accurately identify whether the filling of the filling product is acceptable and the quantity of the product with the extension of the laser beam reflecting surface.

8. The sensor measures the straightness of the object: First of all, you need 2-3 laser displacement sensors for combined measurement. Then install the three laser displacement sensors on a line parallel to the production line, and determine the distance between the three laser displacement sensors according to the measurement accuracy you need. Finally, you need to make this one object run parallel to the laser displacement sensor mounting line. When the production line and the installation line of the sensor are parallel, the greater the distance difference measured by the three sensors, the worse the straightness of the object, and the smaller the distance difference measured by the three sensors, indicating the straightness of the object The better, you can establish a percentage of straightness according to the data of the length of the object you want to measure and the distance between the three sensor installations, so as to obtain a quantitative signal output, which has achieved the purpose of detecting the straightness of the object.