Stress tester capable of switching multiple light sources

Abstract

The stress tester comprises a laser light source, and a light filtering mechanism, a refracting prism, an eyepiece and an imaging camera are sequentially arranged in the light emitting direction of the laser light source. The laser light source comprises a light source switching mechanism and a plurality of different laser emitting units arranged on the light source switching mechanism. The light source switching mechanism comprises a light outlet disc, a mounting plate arranged in the light outlet disc, a plurality of mounting holes formed in the surface of the mounting plate and a limiting hole located in the circle center. A first light emitting hole is formed in the surface of the light emitting disc; through cooperative arrangement of the plurality of laser emitting units and the light source switching mechanism, namely, by rotating the mounting plate, different laser emitting units are aligned with the first light emitting holes, so that different laser emitting units are switched in use to monitor stress of different pieces of glass, disassembly and assembly of the light source assembly are reduced, and the detection efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to stress test technical field especially relates to a stress tester of multi -light source switching. BACKGROUND

[0002] Tempered glass, commonly known as tempered glass, is a kind of glass material that pre-applies internal stress by special process. This process, whether by chemical method or physical approach, will create a compressive stress layer on the surface of the glass. Due to the excellent bearing capacity of the glass itself to the compression force, this design does not damage its structure. When external force acts on the surface of the glass, the pre-existing compressive stress can effectively balance part of the tensile stress, thereby significantly reducing the risk of glass breakage.

[0003] Since touch panels rely on external pressure to activate internal sensing mechanisms to achieve their functions, the mechanical pressure-bearing capacity of the product naturally becomes a quality standard and evaluation index that manufacturers pay great attention to. In order to ensure that tempered glass products can meet the strength requirements in actual application scenarios, accurate control of the surface stress of the tempered glass is crucial. This requires strict detection and evaluation of the surface stress level of the tempered glass.

[0004] The prior art CN212432385U discloses a tablet computer touch screen glass surface stress instrument, the upper and lower limit plates are consistent in size specification, can limit the upper and lower ends of the control panel, avoid sliding and other situations, the setting of the adsorbing magnetic sheet plays a role in auxiliary stability, the control panel is reinforced through the adsorbing property, the overall setting of the limiting block is relatively simple and the manufacturing cost is relatively low, and the setting of the limiting block avoids the trouble problem caused by the lack of suitable limiting position of the control panel.

[0005] However, the above-mentioned prior art still has the following problems: different wavelengths of light sources are needed when different tempered processes of glass are detected, and the above-mentioned prior art can only emit light of a single wavelength and color, so when different wavelength light sources are needed, the light source assembly needs to be replaced, and each replacement needs to be disassembled, which increases the error and complicates the operation.

[0006] Therefore, it is necessary to provide a stress tester with multiple light source switching to solve the above technical problems. SUMMARY

[0007] The utility model overcomes the insufficient prior art and provides a stress tester with multiple light source switching.

[0008] To achieve the above-mentioned purpose, the utility model adopts the technical scheme: a stress tester with multiple light source switching, comprising a laser light source, the light emission direction of the laser light source is sequentially provided with a light filtering mechanism, a refracting prism, an eyepiece and an imaging camera.

[0009] The laser light source comprises a light source switching mechanism and a plurality of different laser emitting units arranged on the light source switching mechanism; the light source switching mechanism comprises a light emitting disc, a mounting plate arranged in the light emitting disc, a plurality of mounting holes arranged on the surface of the mounting plate, and a limiting hole located at the center of the circle; a first light emitting hole is arranged on the surface of the light emitting disc;

[0010] The light filtering mechanism comprises a filter, a damping rotating shaft arranged at the center of the filter, a frame arranged outside the filter, and a lever arranged on the surface of the frame; a second light emitting hole with the same position and diameter as the first light emitting hole is arranged on the bottom surface of the frame;

[0011] The laser beam emitted by the laser light source enters the imaging camera for imaging after passing through the light filtering mechanism and the refractive prism.

[0012] In a preferred embodiment of the utility model, the light emitting disc is a cylindrical cavity with a completely open top, and the mounting plate is rotationally arranged in the light emitting disc.

[0013] In a preferred embodiment of the utility model, a limiting rod is arranged at the center of the light emitting disc, and the limiting rod is inserted into the limiting hole.

[0014] In a preferred embodiment of the utility model, the limiting hole is in the shape of plum blossom, and the local cross section of the limiting rod is in the shape of plum blossom matching the shape of the limiting hole.

[0015] In a preferred embodiment of the utility model, the distance between the plum blossom-shaped part of the limiting rod and the upper end of the limiting rod is greater than the thickness of the mounting plate.

[0016] In a preferred embodiment of the utility model, the mounting holes are arranged in a circumferential array, and each mounting hole is provided with a laser emitting unit, and one of the laser emitting units is coaxial with the first light emitting hole.

[0017] In a preferred embodiment of the utility model, the filter is composed of a plurality of small pieces with the same shape and different filtering wave bands.

[0018] In a preferred embodiment of the utility model, the surface of the frame is provided with a plurality of wave band positions, and each wave band position corresponds to the center of a small piece.

[0019] In a preferred embodiment of the utility model, the filter is rotationally arranged in the frame.

[0020] In a preferred embodiment of the utility model, the upper surface of the mounting plate is provided with a handle.

[0021] The utility model solves the defects in the prior art, and has the following beneficial effects:

[0022] (1) the utility model provides a kind of stress determination instrument of multiple light source switching, by the cooperation of multiple laser emission units and light source switching mechanism, i.e.

[0023] (2) the utility model is provided with filter mechanism, specifically a rotatable optical filter, and the optical filter is composed of multiple small pieces of same size but different filter wavebands, in use, rotate the small piece position of predetermined filter waveband to be directly below first light outlet hole by rotating filter piece, laser emission unit passes through first light outlet hole, filter piece and second light outlet hole at this time, realizes the quick selection of specific color and specific wavelength laser.

[0024] (3) in the utility model, the shape of limiting hole on mounting plate is plum blossom, and the partial cross section of limiting rod is plum blossom matching with the shape of limiting hole, and plum petal position corresponds with the position of laser emission unit, that is to say, each time adjustment must be after laser emission unit reaches specified position, mounting plate can return to initial position again, reduce the problem of inaccurate switching light source. BRIEF DESCRIPTION OF DRAWINGS

[0025] The utility model is further described in connection with drawings and embodiments;

[0026] Figure 1 It is the structure diagram of preferred embodiment of the utility model;

[0027] Figure 2 It is the three-dimensional structure diagram of laser light source and filter mechanism of preferred embodiment of the utility model;

[0028] Figure 3 It is the top view of mounting plate of preferred embodiment of the utility model;

[0029] Figure 4 It is the three-dimensional structure diagram of light outlet disc of preferred embodiment of the utility model;

[0030] Figure 5 It is the top view of optical filter of preferred embodiment of the utility model.

[0031] In the figure: 1, laser light source; 11, light source switching mechanism; 12, laser emitting unit; 111, light emitting disc; 112, mounting plate; 113, mounting hole; 114, limiting hole; 115, first light emitting hole; 116, limiting rod; 117, handle; 2, light filtering mechanism; 21, light filter; 22, damping rotating shaft; 23, frame; 24, lever; 25, second light emitting hole; 26, waveband position; 3, refractive prism; 4, eyepiece; 5, imaging camera. DETAILED DESCRIPTION

[0032] The utility model will be explained in further detail in combination with the drawings and embodiments, these drawings are all simplified schematic diagram, only with schematic way shows the basic structure of the utility model, therefore it only shows the structure related to the utility model.

[0033] As Figure 1 shown, a stress tester of multiple light source switching, including laser light source 1, the light emitting direction of laser light source 1 is sequentially provided with light filtering mechanism 2, refractive prism 3, eyepiece 4 and imaging camera 5;The laser beam emitted by laser light source 1 enters imaging camera 5 after passing through light filtering mechanism 2, refractive prism 3 and is imaged;Refractive prism 3 is used for placing the glass to be measured.

[0034] As Figure 2 shown, laser light source 1 includes: light source switching mechanism 11, and a plurality of different laser emitting units 12 are arranged on light source switching mechanism 11;Light source switching mechanism 11 includes: light emitting disc 111, mounting plate 112 arranged in light emitting disc 111, a plurality of mounting holes 113 opened on the surface of mounting plate 112 and limiting hole 114 located at the center of circle;The surface of light emitting disc 111 is provided with first light emitting hole 115.

[0035] Through the cooperation of multiple laser emitting units 12 and light source switching mechanism 11, i.e. by rotating mounting plate 112, different laser emitting units 12 are aligned to first light emitting hole 115, to switch different laser emitting units 12 in use, to monitor the stress of different glasses, reduce the disassembly of light source assembly, and improve the detection efficiency.

[0036] As Figure 4 shown, light emitting disc 111 is a cylindrical cavity with a completely open top, and mounting plate 112 is rotationally arranged in light emitting disc 111;A limiting rod 116 is arranged at the center of light emitting disc 111, and the limiting rod 116 is inserted into the limiting hole 114;The shape of the limiting hole 114 is plum blossom, and the local cross section of the limiting rod 116 is plum blossom matching the shape of the limiting hole 114;The distance between the plum blossom part of the limiting rod 116 and the upper end of the limiting rod 116 is greater than the thickness of the mounting plate 112.

[0037] The shape of the limiting hole 114 on the mounting plate 112 is plum blossom shape, the partial cross section of the limiting rod 116 is plum blossom shape matched with the shape of the limiting hole 114, and the plum blossom petal position corresponds to the position of the laser emitting unit 12, that is, each time adjustment is necessary after the laser emitting unit 12 reaches the specified position, the mounting plate 112 can return to the initial position again, and the problem of inaccurate switching of the light source is reduced.

[0038] As shown in Figure 3 The mounting holes 113 are arranged in a circular array, and one laser emitting unit 12 is arranged in each mounting hole 113, wherein one of the laser emitting units 12 is coaxial with the first light outlet hole 115. The upper surface of the mounting plate 112 is provided with a handle 117, the handle 117 is used for lifting the mounting plate 112 upward and rotating, after reaching the selected laser emitting unit 12, pressing downward, so that the mounting plate 112 returns to the initial position, and the switching of the light source is realized.

[0039] As shown in Figure 5 The light filtering mechanism 2 comprises: a light filter 21, a damping rotating shaft 22 arranged at the center of the light filter 21, a frame 23 arranged outside the light filter 21, and a lever 24 arranged on the surface of the frame 23; the bottom surface of the frame 23 is provided with a second light outlet hole 25 which is the same position and diameter as the first light outlet hole 115; the light filter 21 is composed of a plurality of small pieces with the same shape and different filtering wave bands. The surface of the frame 23 is provided with a plurality of wave band positions 26, and each wave band position 26 corresponds to the center of a small piece. The light filter 21 is rotationally arranged on the frame 23.

[0040] It is worth mentioning that the light filter 21 is preferably a band-pass filter 21.

[0041] The utility model discloses a light filtering mechanism 2, specifically a rotatable light filter 21, and the light filter 21 is composed of a plurality of small pieces with the same size but different filtering wave bands. In use, the position of the small piece with the predetermined filtering wave band is rotated to be directly below the first light outlet hole 115 by rotating the filter piece, at this time, the laser emitting unit 12 passes through the first light outlet hole 115, the light filter 21 and the second light outlet hole 25, and the rapid selection of the specific color and specific wavelength laser is realized.

[0042] According to the ideal embodiment of the utility model, the related personnel can make various changes and modifications without deviating from the technical idea of the utility model. The technical scope of the utility model is not limited to the content in the specification, and the technical scope must be determined according to the scope of claims.

Claims

1. A multi-light source switching stress measurement apparatus, characterized by, The laser light source (1) is sequentially provided with a light filtering mechanism (2), a refractive prism (3), an eyepiece (4) and an imaging camera (5) in the light emission direction. The laser light source (1) comprises a light source switching mechanism (11) and a plurality of different laser emission units (12) arranged on the light source switching mechanism (11); the light source switching mechanism (11) comprises a light emitting disc (111), a mounting plate (112) arranged in the light emitting disc (111), a plurality of mounting holes (113) opened on the surface of the mounting plate (112), and a limiting hole (114) located at the center; a first light emitting hole (115) is opened on the surface of the light emitting disc (111); The light filtering mechanism (2) comprises a light filter (21), a damping rotating shaft (22) arranged at the center of the light filter (21), a frame (23) arranged outside the light filter (21), and a lever (24) arranged on the surface of the frame (23); a second light emitting hole (25) with the same position and diameter as the first light emitting hole (115) is opened on the bottom surface of the frame (23); The laser beam emitted by the laser light source (1) enters the imaging camera (5) after passing through the light filtering mechanism (2) and the refractive prism (3) for imaging.

2. A multi-light source switching stress measurement apparatus according to claim 1, wherein: The light emitting disc (111) is a cylindrical cavity with a completely open top, and the mounting plate (112) is rotationally arranged in the light emitting disc (111).

3. A multi-light source switching stress measurement instrument according to claim 1, wherein: A limiting rod (116) is arranged at the center of the light emitting disc (111), and the limiting rod (116) is inserted into the limiting hole (114).

4. A multi-light source switching stress measurement apparatus according to claim 3, wherein: The limiting hole (114) is in the shape of a plum blossom, and the local cross section of the limiting rod (116) is in the shape of a plum blossom matching the shape of the limiting hole (114).

5. A multi-light source switching stress measurement apparatus according to claim 4, wherein: The distance between the upper end of the plum blossom-shaped part of the limiting rod (116) and the upper end of the limiting rod (116) is greater than the thickness of the mounting plate (112).

6. The multi-light source switching stress measurement instrument of claim 1, wherein: A plurality of mounting holes (113) are arranged in a circumferential array, and one laser emission unit (12) is arranged in each mounting hole (113), wherein one of the laser emission units (12) is coaxial with the first light emitting hole (115).

7. The multi-light source switching stress measurement instrument of claim 1, wherein: The light filter (21) is composed of a plurality of small pieces with the same shape and different filtering wave bands.

8. A multi-light source switching stress measurement apparatus according to claim 7, wherein: The surface of the frame (23) is provided with a plurality of wave band positions (26), and each wave band position (26) corresponds to the center of a small piece.

9. The multi-light source switching stress measurement instrument of claim 1, wherein: The light filter (21) is rotationally arranged in the frame (23).

10. The multi-light source switching stress measurement instrument of claim 1, wherein: A handle (117) is arranged on the upper surface of the mounting plate (112).

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