Background Knowledge

In todays highly developed industrial field, the quality requirements for precision workpieces have reached an unprecedented height. The emergence of 3D industrial cameras has brought revolutionary breakthroughs to the inspection of precision workpieces.

Precision workpieces usually have complex geometries and extremely high dimensional accuracy requirements. Traditional inspection methods often have limitations and are difficult to comprehensively and accurately evaluate the quality of workpieces. 3D industrial cameras, leveraging their advanced technology, demonstrate excellent application value in multiple aspects.

surveillance project

Workpiece information

· Size: 125mm long * 45mm wide * 29mm high

· Material: metal parts

· Color: Silver

Testing requirements

· Flatness and profile detection, accuracy requirement 0.02mm

Testing environment and installation method

· Environment description: After the camera is fixed, the product moves along the central straight line for scanning and measurement

· Collection trigger mode: encoder trigger

· Communication: TCP/IP

Positive and negative camera selection

The LVM 25 3 0 line laser 3D camera from Next vision tech is an ultra-high-speed 3D intelligent sensor capable of providing a full-frame acquisition rate of 2500Hz with a physical profile of 1920 points and a uniform depth map sampling of up to 4096 points; the LVM2 5 3 0 offers precise Z-axis repeatability of 0.6μm, a near-field field of view (FOV) of 55.4mm, and a far-field field of view (FOV) of 90.5mm for optimal target visibility, making it an ideal choice for high-speed online inspection systems.

Frontal image effect

* Point cloud effect

:: Reproducibility data

Anti-side photo effect

*Point cloud effect

:: Reproducibility data

Side camera selection

The LVM 25 2 0 line laser 3D camera from Next vision tech is an ultra-high-speed 3D intelligent sensor capable of providing a full-frame acquisition rate of 2500Hz, physical profile with 1920 points, and depth map with uniform spacing sampling up to 4096 points; the LVM2 5 2 0 offers precise Z-axis repeatability to 0.4μm, with a near-field field of view (FOV) of 28.1mm and a far-field field of view (FOV) of 38.6mm, providing optimal target visibility, making it an ideal choice for high-speed online inspection systems.

Side view effect

* Point cloud effect

Test conclusion

· Customer requirements: 2530 camera is used for front and back scanning, with a repeat accuracy of 8um; 2520 camera is used for side scanning, with a repeat accuracy of 3um, to meet customer requirements

· Testing value: can significantly improve product quality and reduce production costs