一种导光板偏光检测装置
The automatic detection of light guide plates is achieved through the rotation mechanism and pick-and-place mechanism of the light guide plate polarization detection device, which solves the problem of low efficiency in the existing technology, improves detection efficiency and stability, and reduces the burden of manual operation.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- SHENZHEN GUOSHUN SEMICON CO LTD
- Filing Date
- 2025-08-20
- Publication Date
- 2026-07-17
AI Technical Summary
The existing light guide plate polarization detection process is inefficient, labor-intensive, and carries risks of accidental activation and contamination, and also suffers from poor detection stability and continuity.
Design a light guide plate polarization detection device, which uses a rotation mechanism and a pick-and-place mechanism to realize the automated handling and detection of the light guide plate, and combines a planar light source and an image analysis system to determine the attachment status of the polarizer.
It enables continuous detection and automated classification of light guide plates, reducing manual handling, improving detection efficiency and consistency, and reducing the risk of misjudgment.
Smart Images
Figure CN224518593U_ABST
Abstract
Claims
1. A light guide plate polarization detection device, characterized in that, The utility model relates to a detection platform, which comprises: a detection platform (1), the upper surface of the detection platform (1) is provided with a detection area (12), a first storage area (13) and a second storage area (14); the detection platform (1) is provided with a rotating mechanism (2), the rotating mechanism (2) is provided with a rotating plate (3), and the rotating plate (3) is installed with a taking and placing mechanism (4); the detection area (12) is provided with a flat light source (5).
2. The light guide plate polarization detection device according to claim 1, wherein The lower surface of the detection platform (1) is provided with a supporting leg (15).
3. The light guide plate polarization detection device according to claim 1, wherein The rotating mechanism (2) comprises a driving assembly (21), a sleeve (22) and a rotating shaft (23); the sleeve (22) is arranged on the upper surface of the detection platform (1), the inside of the sleeve (22) is provided with a bearing, the rotating shaft (23) penetrates through the bearing and is rotationally connected with the sleeve (22), the rotating shaft (23) penetrates through the detection platform (1), the driving assembly (21) is arranged on the lower surface of the detection platform (1) and is connected with the rotating shaft (23), and the driving assembly (21) is used for driving the rotating shaft (23) to rotate.
4. The light guide plate polarization detection device according to claim 3, wherein The driving assembly (21) comprises a first motor (211), a worm (212) connected with the output end of the first motor (211) and a worm wheel (213) installed on the rotating shaft (23); the worm wheel (213) is meshedly connected with the worm (212).
5. The light guide plate polarization detection device according to claim 1, wherein The upper surface of the rotating plate (3) is provided with a reinforcing piece (31).
6. The light guide plate polarization detection device according to claim 1, wherein The taking and placing mechanism (4) comprises a mounting seat (41), a sliding block (42), a sliding rail (43), a lead screw (44), a fixed block (45), a connecting piece (46), a connecting arm (47) and a suction cup (48); the mounting seat (41) is fixedly connected with the rotating plate (3), the sliding block (42) is fixedly connected with the mounting seat (41), the sliding rail (43) is slidably connected with the sliding block (42), the fixed block (45) is rotationally connected with the mounting seat (41), the sliding rail (43) is vertically arranged, the upper end of the sliding rail (43) is provided with a connecting plate (431), the lower end of the sliding rail (43) is fixedly connected with the connecting piece (46), the second motor (49) is installed on the connecting plate (431), the output end of the second motor (49) is connected with the lead screw (44), the lower end of the lead screw (44) is rotationally connected with the connecting piece (46), the lead screw (44) penetrates through the fixed block (45) and is threadedly connected with the fixed block (45), the connecting arm (47) is fixedly connected with the connecting piece (46), and the suction cup (48) is connected with the connecting arm (47).
7. The light guide plate polarization detection device according to claim 6, wherein A camera (6) is arranged on the lower surface of the connecting piece (46).
8. The light guide plate polarization detection device according to claim 1, wherein The flat light source (5) comprises an acrylic diffusion plate (51), a polaroid (52) attached to the upper surface of the acrylic diffusion plate (51), a plurality of strip-shaped light sources (53) arranged equidistantly on the lower surface of the acrylic diffusion plate (51), and a shell (54) made of aluminum, which covers the acrylic diffusion plate (51), the polaroid (52) and the strip-shaped light sources (53), and the lower surface of the shell (54) is provided with heat dissipation fins (55).