Display screen testing mechanism and camera monitor system testing device

Abstract

The utility model relates to the technical field of image testing, and discloses a display screen testing mechanism and a camera monitor system testing device, the display screen testing mechanism comprises a rack, a first driving mechanism and a light source module; the first driving mechanism comprises an arc-shaped guide rail, a sliding seat and a first driving part, the arc-shaped guide rail is connected to the rack, the sliding seat is movably connected to the arc-shaped guide rail, and the first driving part is connected to the arc-shaped guide rail and can drive the sliding seat to move along the arc-shaped guide rail; the light source module is connected to the sliding seat; according to the display screen testing mechanism provided by the utility model, through the arc-shaped guide rail, the sliding seat and the first driving piece, the irradiation relative angle between the light supplementing light source and the display screen can be conveniently adjusted, and the use convenience can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of image testing, in particular to a display screen testing mechanism and a camera monitor system testing device. Background Art

[0002] With the development of the national economy, people's living standards have gradually improved, cars have gradually entered everyone's life, the user population has expanded, and different demands for cars have gradually emerged. Some cars need to use electronic exterior rearview mirrors to provide drivers with a wider field of view and reduce the probability of accidents.

[0003] The applicant has previously applied for a utility model patent with patent number CN220383124U, which discloses a camera monitor system test device, which can be used to detect the camera and display screen of an electronic exterior rearview mirror. The camera monitor system test device includes a camera test mechanism, a camera clamping mechanism, a display screen clamping mechanism, a display screen test mechanism and an integrated track assembly; the display screen test mechanism includes a third light source module, which is arranged on the side of the display screen clamping mechanism through a movable frame; the movable frame includes a vertically arranged third slide rail group and a fourth slide rail group; the third light source module of the patent is used to fill light for the display screen during testing, that is, the third light source module is a fill light source; different test items have different requirements for the relative angle of illumination between the fill light source and the display screen, and the display screen test mechanism of this structural form of the patent is difficult to adjust the relative angle of illumination between the fill light source and the display screen, which reduces the convenience of use. Utility Model Content

[0004] Aiming to solve at least one of the technical problems existing in the prior art, the utility model aims to provide a display screen testing mechanism and a camera monitor system testing device having the display screen testing mechanism. The display screen testing mechanism can conveniently adjust the relative angle of illumination between the fill light source and the display screen, which helps to improve the convenience of use.

[0005] In order to achieve the above-mentioned purpose, the utility model provides a display screen testing mechanism, including a frame, a first driving mechanism and a light source module; the first driving mechanism includes an arcuate guide rail, a slide and a first driving member, the arcuate guide rail is connected to the frame, the slide is movably connected to the arcuate guide rail, the first driving member is connected to the arcuate guide rail and can drive the slide to move along the arcuate guide rail; the light source module is connected to the slide.

[0006] In some embodiments, one side wall of the arc guide rail is recessed inwardly with a first arc guide groove, and the other side wall of the guide rail is recessed inwardly with a second arc guide groove, and an isolation wall is provided between the first arc guide groove and the second arc guide groove; the sliding seat includes a mounting plate, a mounting seat, a first guide wheel and a second guide wheel, the light source module is connected to one end of the mounting plate, the mounting seat is connected to the end of the mounting plate away from the light source module, the first guide wheel is connected to the end of the mounting plate away from the light source module, one end of the first guide wheel is embedded in the first arc guide groove, the second guide wheel is connected to the end of the mounting plate away from the light source module, and one end of the second guide wheel is embedded in the second arc guide groove; the first driving member includes a first driving motor and a driving wheel, the first driving motor is mounted on the mounting seat, the first driving motor has a driving shaft, the driving wheel is sleeved and fixed to the driving shaft, one end of the driving wheel is embedded in the first arc guide groove and contacts the groove wall of the first arc guide groove.

[0007] In some embodiments, the mounting base includes a base plate, a side plate and a top plate, the base plate is connected to the mounting plate, the side plate is connected to an end of the base plate away from the arc guide rail, the top plate is connected to an end of the side plate away from the base plate, the first drive motor is connected to an end of the top plate away from the base plate, the drive shaft passes through the top plate, and the drive wheel is located between the top plate and the base plate.

[0008] In some embodiments, the number of the first guide wheels is two, and the mounting seat is located between the two first guide wheels; the number of the second guide wheels is two.

[0009] In some embodiments, the display screen testing mechanism also includes a second driving mechanism, and the light source module is connected to the first driving mechanism through the second driving mechanism; the second driving mechanism includes a linear guide rail, a support seat and a second driving member, the linear guide rail is connected to the slide, and the support seat is movably connected to the linear guide rail, the light source module is connected to the slide through the support seat, and the second driving member is connected to the linear guide rail and can drive the support seat to move along the linear guide rail.

[0010] In some embodiments, the display screen testing mechanism also includes a third driving mechanism, and the light source module is connected to the support base through the third driving mechanism; the third driving mechanism includes a connecting frame and a third driving member, the connecting frame is connected to the support base, the third driving member is installed on the connecting frame, the light source module is connected to the output end of the third driving member, and the third driving member can drive the light source module to rotate around the first axis.

[0011] In some embodiments, the first axis is perpendicular to the circumferential direction of the arc-shaped guide rail.

[0012] In some embodiments, the light source module includes a mounting frame, a surface light source group and a point light source group, the mounting frame is connected to the output end of the third driving member, the surface light source group is connected to the mounting frame, the point light source group is connected to the surface light source group and / or the mounting frame, and the point light source group and the surface light source group are arranged back to back.

[0013] In some embodiments, the third driving member includes a third driving motor and a reducer, the third driving motor and the reducer are connected, and the light source module is connected to an output end of the reducer.

[0014] The utility model also provides a camera monitor system testing device, which includes the display screen testing mechanism according to any one of the above items.

[0015] Compared with the prior art, the display screen testing mechanism of the embodiment of the present invention has the following beneficial effects: by placing the display screen within the circumferential range of the arc guide rail, and then driving the slide to move in an arc along the arc guide rail through the first driving member, the slide can drive the light source module to move around the display screen, so as to quickly and conveniently adjust the relative angle of illumination between the light source module and the display screen; therefore, the display screen testing mechanism provided by the present invention can conveniently adjust the relative angle of illumination between the fill light source and the display screen through the arc guide rail, the slide and the first driving member, which helps to improve ease of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural diagram of a display screen testing mechanism provided by an embodiment of the present utility model;

[0017] Figure 2 This is a top view of a display screen testing mechanism provided by an embodiment of the present utility model;

[0018] Figure 3 This is a schematic structural diagram of a first driving mechanism provided in an embodiment of the present utility model;

[0019] Figure 4 is a top view of the first driving mechanism provided in an embodiment of the present utility model;

[0020] Figure 5 This is a schematic diagram of the connection between the slide and the first driving member provided in an embodiment of the present utility model;

[0021] Figure 6 This is a connection diagram of the light source module, the second driving mechanism and the third driving mechanism provided in an embodiment of the present utility model.

[0022] In the figure, 1, rack;

[0023] 2. First driving mechanism; 21. Arc guide rail; 22. Slide seat; 23. First driving member;

[0024] 211, first arc-shaped guide groove; 212, second arc-shaped guide groove; 213, partition wall; 221, mounting plate; 222, mounting seat; 223, first guide wheel; 224, second guide wheel; 231, first drive motor; 232, drive wheel; 2221, bottom plate; 2222, side plate; 2223, top plate; 2311, drive shaft;

[0025] 3. Light source module; 31. Mounting frame; 32. Surface light source group; 33. Point light source group;

[0026] 4. Second driving mechanism; 41. Linear guide rail; 42. Support seat; 43. Second driving member;

[0027] 5. Third driving mechanism; 51. Connecting frame; 52. Third driving member; 521. Third driving motor; 522. Reducer. DETAILED DESCRIPTION

[0028] The following embodiments are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0029] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0030] The terms "first" and "second" are used for descriptive purposes only and should not be understood to indicate or imply relative importance or implicitly specify the quantity of the technical features indicated. Therefore, a feature specified as "first" or "second" may explicitly or implicitly include one or more of the features.

[0031] In this utility model, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, indirect connection through an intermediate medium, internal communication between two components, or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0032] In the present invention, unless otherwise expressly specified or limited, a first feature being "above" or "below" a second feature may include the first and second features being in direct contact, or may include the first and second features being in contact not directly but through another feature between them. Moreover, a first feature being "above," "above," and "above" a second feature may include the first feature being directly above or obliquely above the second feature, or may simply mean that the first feature is higher in level than the second feature. A first feature being "below," "below," and "below" a second feature may include the first feature being directly below or obliquely below the second feature, or may simply mean that the first feature is lower in level than the second feature.

[0033] Unless otherwise defined, all technical and scientific terms used in this application have the same meanings as commonly understood by technicians in the technical field to which this application belongs; the terms used in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" in the specification and claims of this application and the above-mentioned figure descriptions and any variations thereof are intended to cover non-exclusive inclusions.

[0034] References to "embodiments" in this application mean that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the application. The appearance of this phrase in various places in the specification does not necessarily refer to the same embodiment, nor does it constitute an independent or alternative embodiment that is mutually exclusive of other embodiments.

[0035] like Figure 1-6 As shown, a preferred display screen testing mechanism of an embodiment of the present invention includes a frame 1, a first driving mechanism 2 and a light source module 3; the first driving mechanism 2 includes an arcuate guide rail 21, a slide 22 and a first driving member 23, the arcuate guide rail 21 is connected to the frame 1, the slide 22 is movably connected to the arcuate guide rail 21, the first driving member 23 is connected to the arcuate guide rail 21 and can drive the slide 22 to move along the arcuate guide rail 21; the light source module 3 is connected to the slide 22.

[0036] Based on this technical solution, by placing the display screen within the circumference of the arc guide rail 21, and then driving the slide 22 to move in an arc along the arc guide rail 21 through the first driving member 23, the slide 22 can drive the light source module 3 to move around the display screen, so as to quickly and conveniently adjust the relative angle of illumination between the light source module 3 and the display screen; therefore, the display screen testing mechanism provided by the present invention can conveniently adjust the relative angle of illumination between the fill light source and the display screen through the arc guide rail 21, the slide 22 and the first driving member 23, which helps to improve ease of use.

[0037] The light source module 3 is used to provide fill light to the display screen during testing.

[0038] Preferably, the display screen is placed at the center of the arc guide rail 21, and the first driving mechanism 2 can drive the light source module 3 to move in an arc with the display screen as the center, thereby adjusting the relative angle between the fill light source and the display screen.

[0039] See Figure 3-Figure 5 The side wall of the arc-shaped guide rail 21 provided by the embodiment of the present invention is concavely provided with a first arc-shaped guide groove 211 on one side, and a second arc-shaped guide groove 212 on the other side of the guide rail. A partition wall 213 is provided between the first arc-shaped guide groove 211 and the second arc-shaped guide groove 212; the slide 22 includes a mounting plate 221, a mounting seat 222, a first guide wheel 223 and a second guide wheel 224, the light source module 3 is connected to one end of the mounting plate 221, the mounting seat 222 is connected to the end of the mounting plate 221 away from the light source module 3, and the first guide wheel 223 is connected to the end of the mounting plate 221 away from the light source module 3 One end of the first guide wheel 223 is embedded in the first arc-shaped guide groove 211, the second guide wheel 224 is connected to the end of the mounting plate 221 away from the light source module 3, and one end of the second guide wheel 224 is embedded in the second arc-shaped guide groove 212; the first driving member 23 includes a first driving motor 231 and a driving wheel 232, the first driving motor 231 is installed on the mounting seat 222, the first driving motor 231 has a driving shaft 2311, the driving wheel 232 is sleeved and fixed on the driving shaft 2311, and one end of the driving wheel 232 is embedded in the first arc-shaped guide groove 211 and contacts the groove wall of the first arc-shaped guide groove 211. In this way, the first drive motor 231 drives the drive shaft 2311 to rotate, and the drive wheel 232 is in close contact with the groove wall of the first guide arc groove and rolls, thereby driving the slide 22 to move in an arc along the arc guide rail 21. Through the cooperation between the first guide wheel 223 and the first guide arc groove and the cooperation between the second guide wheel 224 and the second guide arc groove, a limiting and guiding role is played during the movement of the slide 22, so that the slide 22 can achieve relatively smooth and stable movement.

[0040] In this embodiment, the driving wheel 232 is a gear structure.

[0041] In some other embodiments, the driving wheel 232 may also be a roller structure, which is not limited here.

[0042] The mounting seat 222 includes a bottom plate 2221, a side plate 2222 and a top plate 2223. The bottom plate 2221 is connected to the mounting plate 221, the side plate 2222 is connected to the end of the bottom plate 2221 away from the arc guide rail 21, the top plate 2223 is connected to the end of the side plate 2222 away from the bottom plate 2221, the first drive motor 231 is connected to the end of the top plate 2223 away from the bottom plate 2221, the drive shaft 2311 is passed through the top plate 2223, and the drive wheel 232 is located between the top plate 2223 and the bottom plate 2221.

[0043] In this embodiment, there are two first guide wheels 223 , and the mounting seat 222 is located between the two first guide wheels 223 ; there are two second guide wheels 224 .

[0044] See Figure 1-Figure 2 ,and Figure 6 The display screen testing mechanism provided by the embodiment of the present utility model further includes a second driving mechanism 4, and the light source module 3 is connected to the first driving mechanism 2 through the second driving mechanism 4;

[0045] The second driving mechanism 4 includes a linear guide 41, a support seat 42, and a second driving member 43. The linear guide 41 is connected to the slide 22, and the support seat 42 is movably connected to the linear guide 41. The light source module 3 is connected to the slide 22 via the support seat 42. The second driving member 43 is connected to the linear guide 41 and can drive the support seat 42 to move along the linear guide 41. The second driving mechanism 4, which includes the linear guide 41, the support seat 42, and the second driving member 43, can drive the light source module 3 to move linearly along the linear guide 41 so that the light source module 3 approaches or moves away from the display screen, thereby adjusting the relative distance between the light source module 3 and the display screen. The first driving mechanism 2 drives the light source module 3 to move along the curved guide 21 by driving the first driving mechanism 2 to move along the curved guide 21. Therefore, through the mutual cooperation of the first driving mechanism 2 and the second driving mechanism 4, the relative angle and relative distance between the light source module 3 and the display screen can be adjusted to meet the fill light requirements of more test items, which helps to further improve the ease of use of the display screen testing mechanism.

[0046] The second driving member 43 includes a second driving motor, which drives the screw in the second linear guide rail 41 to rotate. The screw and the support seat 42 cooperate to convert the rotational motion of the screw into the linear motion of the support seat 42.

[0047] See Figure 1-Figure 2 ,and Figure 6The display screen testing mechanism provided in this embodiment of the utility model further includes a third drive mechanism 5, through which the light source module 3 is connected to the support base 42. The third drive mechanism 5 includes a connecting frame 51 and a third drive member 52. The connecting frame 51 is connected to the support base 42, and the third drive member 52 is mounted on the connecting frame 51. The light source module 3 is connected to the output end of the third drive member 52, and the third drive member 52 is capable of driving the light source module 3 to rotate about the first axis. The third drive member 52 can drive the light source module 3 to rotate 360° about the first axis to meet different testing requirements, thereby further improving the ease of use of the display screen testing mechanism.

[0048] Preferably, the first axis is perpendicular to the circumferential direction of the arc-shaped guide rail 21 .

[0049] The light source module 3 includes a mounting frame 31, a surface light source group 32, and a point light source group 33. The mounting frame 31 is connected to the output end of the third driving member 52, the surface light source group 32 is connected to the mounting frame 31, and the point light source group 33 is connected to the surface light source group 32 and / or the mounting frame 31. The point light source group 33 and the surface light source group 32 are arranged opposite each other. According to the requirements of different test items, the third driving member 52 can be used to drive the light source module 3 to rotate around the first axis by a preset angle to select whether the surface light source group 32 or the point light source group 33 faces the display screen. This can meet the requirements of various test items and help further improve the ease of use of the display screen testing mechanism.

[0050] In this embodiment, the point light source group 33 is connected to the back surface of the surface light source group 32 .

[0051] In some other embodiments, the point light source group 33 may be connected to the mounting frame 31 , or the point light source group 33 may be connected to both the mounting frame 31 and the back of the surface light source group 32 , which is not limited here.

[0052] Optionally, the surface light source group 32 includes but is not limited to a dual-color temperature surface light source.

[0053] Optionally, the point light source group 33 includes but is not limited to brightness-reproducing solar point light sources.

[0054] In this embodiment, the third driving member 52 includes a third driving motor 521 and a reducer 522 . The third driving motor 521 and the reducer 522 are connected, and the light source module 3 is connected to the output end of the reducer 522 .

[0055] The utility model also provides a camera monitor system testing device, which further comprises a display screen testing mechanism according to any one of the above items.

[0056] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and replacements can be made without departing from the technical principles of the present invention. These improvements and replacements should also be regarded as the scope of protection of the present invention.

Claims

1. A display screen testing mechanism, characterized in that: include: Rack (1); A first driving mechanism (2), the first driving mechanism (2) comprising an arcuate guide rail (21), a slide seat (22) and a first driving member (23), the arcuate guide rail (21) being connected to the frame (1), the slide seat (22) being movably connected to the arcuate guide rail (21), and the first driving member (23) being connected to the arcuate guide rail (21) and capable of driving the slide seat (22) to move along the arcuate guide rail (21); A light source module (3), the light source module (3) is connected to the slide seat (22).

2. The display screen testing mechanism according to claim 1, characterized in that: A first arc-shaped guide groove (211) is recessed inwardly on one side wall of the arc-shaped guide rail (21), and a second arc-shaped guide groove (212) is recessed inwardly on the other side wall of the guide rail, with a partition wall (213) being provided between the first arc-shaped guide groove (211) and the second arc-shaped guide groove (212); The slide seat (22) comprises a mounting plate (221), a mounting seat (222), a first guide wheel (223) and a second guide wheel (224); the light source module (3) is connected to one end of the mounting plate (221); the mounting seat (222) is connected to one end of the mounting plate (221) away from the light source module (3); the first guide wheel (223) is connected to one end of the mounting plate (221) away from the light source module (3); one end of the first guide wheel (223) is embedded in the first arc-shaped guide groove (211); the second guide wheel (224) is connected to one end of the mounting plate (221) away from the light source module (3); and one end of the second guide wheel (224) is embedded in the second arc-shaped guide groove (212); The first driving member (23) comprises a first driving motor (231) and a driving wheel (232); the first driving motor (231) is mounted on the mounting seat (222); the first driving motor (231) has a driving shaft (2311); the driving wheel (232) is sleeved and fixed on the driving shaft (2311); one end of the driving wheel (232) is embedded in the first arc-shaped guide groove (211) and contacts the groove wall of the first arc-shaped guide groove (211).

3. The display screen testing mechanism according to claim 2, characterized in that: The mounting seat (222) comprises a bottom plate (2221), a side plate (2222) and a top plate (2223); the bottom plate (2221) is connected to the mounting plate (221); the side plate (2222) is connected to an end of the bottom plate (2221) away from the arc guide rail (21); the top plate (2223) is connected to an end of the side plate (2222) away from the bottom plate (2221); the first driving motor (231) is connected to an end of the top plate (2223) away from the bottom plate (2221); the driving shaft (2311) is provided through the top plate (2223); and the driving wheel (232) is located between the top plate (2223) and the bottom plate (2221).

4. The display screen testing mechanism according to claim 2, characterized in that: There are two first guide wheels (223), and the mounting seat (222) is located between the two first guide wheels (223); there are two second guide wheels (224).

5. The display screen testing mechanism according to claim 1, characterized in that: It also includes a second driving mechanism (4), and the light source module (3) is connected to the first driving mechanism (2) via the second driving mechanism (4); The second driving mechanism (4) comprises a linear guide rail (41), a support seat (42) and a second driving member (43); the linear guide rail (41) is connected to the slide seat (22); the support seat (42) is movably connected to the linear guide rail (41); the light source module (3) is connected to the slide seat (22) via the support seat (42); and the second driving member (43) is connected to the linear guide rail (41) and is capable of driving the support seat (42) to move along the linear guide rail (41).

6. The display screen testing mechanism according to claim 5, characterized in that: It also includes a third driving mechanism (5), and the light source module (3) is connected to the support base (42) via the third driving mechanism (5); The third driving mechanism (5) comprises a connecting frame (51) and a third driving member (52), wherein the connecting frame (51) is connected to the support seat (42), the third driving member (52) is mounted on the connecting frame (51), the light source module (3) is connected to the output end of the third driving member (52), and the third driving member (52) is capable of driving the light source module (3) to rotate around a first axis.

7. The display screen testing mechanism according to claim 6, characterized in that: The first axis is perpendicular to the circumferential direction of the arc-shaped guide rail (21).

8. The display screen testing mechanism according to claim 6, characterized in that: The light source module (3) comprises a mounting frame (31), a surface light source group (32) and a point light source group (33); the mounting frame (31) is connected to the output end of the third driving member (52); the surface light source group (32) is connected to the mounting frame (31); the point light source group (33) is connected to the surface light source group (32) and / or the mounting frame (31); and the point light source group (33) and the surface light source group (32) are arranged in back-to-back relation.

9. The display screen testing mechanism according to claim 6, characterized in that: The third driving member (52) comprises a third driving motor (521) and a reducer (522); the third driving motor (521) and the reducer (522) are connected to each other; and the light source module (3) is connected to the output end of the reducer (522).

10. A camera monitor system testing device, characterized in that: The device comprises a display screen testing mechanism according to any one of claims 1 to 9.

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