Mobile Phone Shield Cover Flatness Inspection with 3D Laser Profiler
In mobile phone manufacturing, the shield cover plays a critical role in electromagnetic shielding and motherboard stability. The flatness of the shield cover mounting surface directly affects assembly accuracy, shielding effectiveness, and long-term reliability of the device.
As smartphone designs move toward thinner structures and higher integration, shield covers become smaller while flatness tolerances tighten to the micron level. Manufacturers must achieve high-precision, full-surface flatness inspection at production-line speed. Traditional contact methods or partial sampling are no longer sufficient to support 100% inline inspection in mass production.
Key challenges include:
Micron-level flatness deviation detection on small components (≈30 × 30 mm)
Stable repeatability under high-speed, continuous inspection
Non-contact measurement to avoid deformation or surface damage
Inspection cycle times compatible with automated assembly lines
SinceVision Solution: SR8060 3D Laser Profiler
Camera Selection
| Model | SR8060 |
| Reference distance (CD) | 60mm |
| Measuring range - Z-axis height (FS) | 18mm |
| Measuring range - X-axis width - Near-end | 26mm |
| Measuring range - X-axis width - Reference distance | 31mm |
| Measuring range - X-axis width - Far-end | 36mm |
| Light source - Light source wavelength | 405nm |
| Light source - Laser class | 2M |
| Light source - Laser output power | 10mW |
| Repeatability - Z axis (height) | 0.2um |
| Repeatability - X-axis (width) | 5um |
| Linear - Z axis (height) | ±0.02% of FS |
| Contour data interval - X-axis (width) | 12um |
| X-axis contour points | 3200 |
| Scanning speed (Hz) | 3200 - 67000 |
| I/O interface | 8 programmable input interfaces, 8 programmable output interfaces |
| Encoder interface | Single - ended and differential encoder each |
| I/O | 1 RS232 interface, 1 100Base - TX/1000Base - T Ethernet interface |
| Operating temperature | 0 - 50°C |
| Storage temperature | -20 - 70°C |
| Working humidity | 35% - 85% without condensation |
| ESD protection | Contact discharge 4kV, air discharge 8kV, conforms with IEC61000 - 4 - 2 |
| EFT Protection | Power port 2kV/5 or 100kHz, signal port 1kV/5 or 100kHz, conforms with IEC61000 - 4 - 4 |
| Impact | 50Gs/3ms per axis, conforms with IEC 68 - 2 - 27 Ea |
| Vibration | 10Gs (10 - 500Hz), conforms with IEC 68 - 2 - 6 Fc |
| IP rating | IP67, conforms with IEC 60529 |
| Dimensions (mm) | 123.5x84x55 |
| Data cable (wiring) model | SCB - HCAM - HB1 - 3m, SCB - HCAM - HB1 - 10m |
| Weight | 650g |