A test tool for TOF camera module

Abstract

The present invention discloses a test fixture of a TOF camera module, comprising: a bracket portion, a plurality of moving wheels are provided at the bottom of the bracket portion, and the plurality of moving wheels and the bracket portion together form an installation cavity for installing a sweeping robot; a rotation measuring portion, the rotation measuring portion is arranged on the bracket portion, the rotation measuring portion has a detachable test position for installing the TOF camera module, and the angle of the test position can be adjusted. When in use, the TOF camera module is installed in the test position, the sweeping robot is arranged in the installation cavity, and the angle of the test position is adjusted to a specified angle. Since the test fixture of the TOF camera module of the present invention does not need to install the TOF camera module on the sweeping robot, it can be adjusted to a specified angle for picture shooting. Therefore, when it is necessary to test TOF camera modules of different models, it is not necessary to frequently disassemble and assemble the TOF camera module, thereby improving the test efficiency of the TOF camera module.

Description

Technical Field

[0001] The present invention relates to the technical field of sweeping robots, and more specifically, to a testing tool for a TOF camera module. Background Art

[0002] In order to ensure the normal operation of the sweeping robot, the TOF camera module on the sweeping robot needs to be tested, and the TOF camera module test is mainly for the shooting range. At present, when the TOF camera module is tested, the TOF camera module is installed on the sweeping robot to obtain the pictures taken at the specified angle of the TOF camera module. However, since there are many models of TOF camera modules, when different models of TOF camera modules need to be tested, they need to be frequently disassembled and assembled, which causes inconvenience to the test.

[0003] Therefore, how to improve the testing efficiency of the TOF camera module is a problem that needs to be urgently solved by technical personnel in this field. Summary of the invention

[0004] In view of this, the technical problem to be solved by the present invention is how to improve the test efficiency of the TOF camera module. To this end, the present invention provides a test tool for the TOF camera module.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A test fixture for a TOF camera module, comprising:

[0007] A bracket part, wherein a plurality of moving wheels are arranged at the bottom of the bracket part, and the plurality of moving wheels and the bracket part together form an installation cavity for installing the sweeping robot;

[0008] A rotation measuring part, wherein the rotation measuring part is arranged on the bracket part, and the rotation measuring part has a detachable test position for installing the TOF camera module, and the angle of the test position can be adjusted.

[0009] In one embodiment of the present invention, the bracket portion includes a plurality of columns and a base plate arranged on the plurality of columns, and the lower surface of the base plate is provided with an assembly component for installing the sweeping robot; the rotation measuring portion is arranged on the columns or on the base plate; and the moving wheel is arranged on the columns.

[0010] In one of the embodiments of the present invention, the base plate is mounted on the column via mounting angles.

[0011] In one embodiment of the present invention, the base plate and the installation angle, and the column and the installation angle are detachably connected.

[0012] In one embodiment of the present invention, a plurality of the columns are further provided with storage plates.

[0013] In one embodiment of the present invention, the rotation measuring part includes a crossbeam, a first rotating shaft, a second rotating shaft and a locking member, wherein the middle portion of the crossbeam has a test position, the first end of the crossbeam is rotatably set on one of two adjacent columns through the first rotating shaft, and the second end of the crossbeam is rotatably set on the other of the two adjacent columns through the second rotating shaft; when the crossbeam rotates to a preset position, the crossbeam is fixed to the column by the locking member.

[0014] In one embodiment of the present invention, a protractor for measuring the rotation angle of the beam is disposed on the column opposite to the first end of the beam.

[0015] In one embodiment of the present invention, the first end of the cross beam is rotatably disposed on one of two adjacent columns via a first rotating portion, and the second end of the cross beam is rotatably disposed on the other of the two adjacent columns via a second rotating portion.

[0016] In one embodiment of the present invention, the first rotating part includes a first fixed plate and a first rotating plate extending along the axial direction of the beam, and the first rotating plate is perpendicular to the first fixed plate; the second rotating part includes a second fixed plate and a second rotating plate extending along the axial direction of the beam, and the second rotating plate is perpendicular to the second fixed plate.

[0017] In one embodiment of the present invention, the first rotating plate is provided with an indicating portion for indicating the rotation angle of the beam on the protractor.

[0018] In one embodiment of the present invention, the indicating portion is an indicating hole.

[0019] In one embodiment of the present invention, the indicating portion includes an indicating end for aligning with a scale and an inner concave portion for displaying a numerical value.

[0020] In one embodiment of the present invention, a plurality of limiting portions are provided on the column corresponding to the first end of the beam and / or the column corresponding to the second end of the beam.

[0021] In one of the embodiments of the present invention, the TOF camera module is detachably arranged on the crossbeam via an assembly plate.

[0022] It can be seen from the above technical solution that when in use, the TOF camera module is installed in the test position, the sweeping robot is set in the installation cavity, and the angle of the test position is adjusted to a specified angle. Since the test tooling of the TOF camera module of the present invention does not need to install the TOF camera module on the sweeping robot, it can be adjusted to a specified angle for picture shooting. Therefore, when different models of TOF camera modules need to be tested, there is no need to frequently disassemble and assemble the TOF camera module, thereby improving the test efficiency of the TOF camera module. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0024] Figure 1 A schematic diagram of the three-dimensional structure of a test fixture for a TOF camera module provided by an embodiment of the present invention;

[0025] Figures 2 to 7 A schematic diagram of the magnified structure of different parts at different angles of a TOF camera module provided by an embodiment of the present invention;

[0026] Figure 8 A schematic diagram of the three-dimensional structure of a rotation measuring part provided by an embodiment of the invention;

[0027] Fig. 9 A schematic diagram of the three-dimensional structure of the cooperation between the protractor and the indicating part provided by an embodiment of the present invention;

[0028] Fig.10 It is a schematic diagram of an exploded three-dimensional structure of a TOF camera module and an assembly plate provided in an embodiment of the present invention;

[0029] In the figure, 100 is a bracket, 200 is a sweeping robot, 300 is a cover of a rotating measuring part, and 400 is a TOF camera module;

[0030] 101 is the installation cavity, 102 is the moving wheel, 103 is the column, 104 is the bottom plate, 105 is the assembly component, 106 is the installation angle, 107 is the storage plate, 301 is the crossbeam, 302 is the first rotating axis, 303 is the locking member, 304 is the second rotating axis, 305 is the protractor, 306 is the first rotating part, 307 is the second rotating part, 308 is the limiting part, and 309 is the assembly plate. DETAILED DESCRIPTION

[0031] Explanation of terms

[0032] TOF is the abbreviation of Time of Flight technology, that is, the sensor emits modulated near-infrared light, which is reflected after encountering an object. The sensor calculates the time difference or phase difference between the emission and reflection of the light to convert the distance of the photographed scene to generate depth information. In addition, combined with traditional camera shooting, the three-dimensional outline of the object can be presented in the form of a topographic map with different colors representing different distances.

[0033] The core of the present invention is to provide a test fixture for a TOF camera module to improve the test efficiency of the TOF camera module.

[0034] In addition, the embodiments shown below do not limit the invention described in the claims in any way. In addition, all the contents of the configurations shown in the embodiments below are not limited to the solutions required as the invention described in the claims.

[0035] To do this, see Figures 1 to 10 The test tooling of the TOF camera module 400 in the embodiment of the present invention includes:

[0036] The bracket part 100 has a plurality of moving wheels 102 disposed at the bottom thereof, and the plurality of moving wheels 102 and the bracket part 100 together form an installation cavity 101 for installing the cleaning robot 200;

[0037] The rotating measuring part 300 is arranged on the bracket part 100 . The rotating measuring part 300 has a detachable test position for installing the TOF camera module 400 , and the angle of the test position can be adjusted.

[0038] When in use, the TOF camera module 400 is installed at the test position, the sweeping robot 200 is set in the installation cavity 101, and the angle of the test position is adjusted to a specified angle. Since the test fixture of the TOF camera module 400 of the present invention does not need to install the TOF camera module 400 on the sweeping robot 200, it can be adjusted to a specified angle for picture shooting. Therefore, when different models of TOF camera modules 400 need to be tested, the TOF camera module 400 does not need to be frequently disassembled and assembled, thereby improving the test efficiency of the TOF camera module 400.

[0039] The function of the bracket part 100 in the present invention is to support the sweeping robot 200 and the TOF camera module 400. As long as the structure can support the sweeping robot 200 and the TOF camera module 400, it is within the protection scope of the present invention.

[0040] In one embodiment of the present invention, the specific structure of the bracket part 100 is specifically introduced. The bracket part 100 includes a plurality of columns 103 and a bottom plate 104 arranged on the plurality of columns 103. The lower surface of the bottom plate 104 is provided with an assembly component 105 for installing the sweeping robot 200; the rotation measurement part 300 is arranged on the column 103 or on the bottom plate 104; and the moving wheel 102 is arranged on the column 103. Among them, the column 103 is the basis for supporting the bottom plate 104, the sweeping robot and the TOF camera module 400. The number of the columns 103 is at least two, three, four, etc. In the embodiment of the present invention, there are four columns, which are evenly arranged at the four corners of the bracket part 100.

[0041] The above-mentioned assembly component 105 can complete the installation of the sweeping robot 200, wherein a screw is provided on the assembly component 105, and a mounting hole is provided at a position corresponding to the sweeping robot 200, and the screw is provided in the mounting hole, thereby completing the installation of the sweeping robot 200. During the movement of the sweeping robot 200, the bracket part 100 will be driven to move together.

[0042] The bottom plate 104 is detachably mounted on the column 103, or the bottom plate 104 is fixed on the column 103, the bottom plate 104 is directly fixed on the column 103, or the bottom plate 104 can be installed by other components. Specifically, the bottom plate 104 is mounted on the column 103 through the mounting angle 106. The bottom plate 104 and the mounting angle 106, and the column 103 and the mounting angle 106 are detachably connected.

[0043] In order to facilitate carrying of articles, a storage plate 107 is further provided on the plurality of upright posts 103 , through which other articles can be placed.

[0044] The function of the rotation measurement unit 300 in the embodiment of the present invention is to support the TOF camera module 400 and to adjust the rotation angle of the TOF camera module 400. Any structure that can achieve this function is within the protection scope of the present invention. In one embodiment of the present invention, the rotation measurement unit 300 includes a beam 301, a first rotation axis 302, a second rotation axis 304 and a locking member 303, wherein the middle portion of the beam 301 has a test position, the first end of the beam 301 is rotatably disposed on one of the two adjacent columns 103 through the first rotation axis 302, and the second end of the beam 301 is rotatably disposed on the other of the two adjacent columns 103 through the second rotation axis 304; when the beam 301 rotates to a preset position, the beam 301 is fixed to the column 103 by the locking member 303.

[0045] In order to facilitate the adjustment of the rotation angle of the beam 301, a protractor 305 is provided on the two columns 103 for mounting the beam 301, and one of the two columns 103 is provided with a protractor 305, for example: a protractor 305 for measuring the rotation angle of the beam 301 is provided on the column 103 opposite to the first end of the beam 301.

[0046] The two ends of the crossbeam 301 are directly rotatably arranged on the column 103, or the column 103 is rotatably arranged on the column 103 through other components. For example, the first end of the crossbeam 301 is rotatably arranged on one of the two adjacent columns 103 through the first rotating part 306, and the second end of the crossbeam 301 is rotatably arranged on the other of the two adjacent columns 103 through the second rotating part 307. The first rotating part 306 and the second rotating part 307 have the same structure, which is convenient for subsequent assembly.

[0047] The first rotating part 306 includes a first fixed plate and a first rotating plate extending along the axial direction of the beam 301, and the first rotating plate is perpendicular to the first fixed plate; the second rotating part 307 includes a second fixed plate and a second rotating plate extending along the axial direction of the beam 301, and the second rotating plate is perpendicular to the second fixed plate.

[0048] The middle portion of the first rotating plate is rotatably disposed on the first rotating shaft 302 , and the middle portion of the second rotating plate is rotatably disposed on the second rotating shaft 304 .

[0049] In order to facilitate observation of the rotation angle, the first rotating plate is provided with an indicator for indicating the rotation angle of the crossbeam 301 on the protractor 305. For example, the indicator is an indicator hole; or the indicator includes an indicator end for aligning with the scale and an inner concave portion for displaying a numerical value.

[0050] In one embodiment of the present invention, the column 103 corresponding to the first end of the beam 301 and / or the column 103 corresponding to the second end of the beam 301 is provided with a plurality of limit parts 308. When the beam 301 rotates to a certain angle, the limit parts 308 limit the rotation of the first rotating plate and the second rotating plate.

[0051] like Fig.10 As shown, the crossbeam 301 is provided with a mounting hole for mounting the TOF camera module 400 , or the TOF camera module 400 is detachably disposed on the crossbeam 301 via an assembly plate 309 .

[0052] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0053] Unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0054] The above description of the disclosed embodiments enables one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A TOF camera module test tool, used for testing the TOF camera module on a sweeping robot, characterized in that: The test tooling of the TOF camera module includes: A bracket part, wherein a plurality of moving wheels are arranged at the bottom of the bracket part, and the plurality of moving wheels and the bracket part together form an installation cavity for installing the sweeping robot; A rotation measuring unit, the rotation measuring unit is arranged on the bracket unit, the rotation measuring unit has a detachable test position for mounting a TOF camera module, and the angle of the test position can be adjusted; The bracket part includes a plurality of columns and a bottom plate arranged on the plurality of columns, and the lower surface of the bottom plate is provided with an assembly component for installing the sweeping robot; the rotation measuring part is arranged on the column or on the bottom plate; the moving wheel is arranged on the column; the rotation measuring part includes a crossbeam, a first rotating shaft, a second rotating shaft and a locking member, wherein the middle part of the crossbeam has a test position, the first end of the crossbeam is rotatably arranged on one of the two adjacent columns through the first rotating part and the first rotating shaft, and the second end of the crossbeam is rotatably arranged on the other of the two adjacent columns through the second rotating part and the second rotating shaft; when the crossbeam rotates to a preset position, the crossbeam is fixed to the column through the locking member; The first rotating part includes a first fixed plate and a first rotating plate extending along the axial direction of the beam, and the first rotating plate is perpendicular to the first fixed plate; the second rotating part includes a second fixed plate and a second rotating plate extending along the axial direction of the beam, and the second rotating plate is perpendicular to the second fixed plate; the first rotating plate is provided with an indicating part for indicating the rotation angle of the beam on the protractor.

2. The test fixture of the TOF camera module according to claim 1, characterized in that: The base plate is mounted on the column via mounting angles.

3. The test fixture of the TOF camera module according to claim 2, characterized in that: The base plate and the installation angle, and the upright column and the installation angle are detachably connected.

4. The test fixture for the TOF camera module according to claim 1, characterized in that: A plurality of the upright posts are also provided with storage plates.

5. The test fixture for the TOF camera module according to claim 4, characterized in that: A protractor for measuring the rotation angle of the beam is arranged on the column opposite to the first end of the beam.

6. The test fixture for the TOF camera module according to claim 5, characterized in that: The indicating portion is an indicating hole.

7. The test fixture for the TOF camera module according to claim 5, characterized in that: The indicating portion includes an indicating end for aligning with a scale and an inner concave portion for displaying a numerical value.

8. The test fixture for the TOF camera module according to claim 4, characterized in that: The column corresponding to the first end of the cross beam and / or the column corresponding to the second end of the cross beam are provided with a plurality of limiting parts.

9. The test fixture for the TOF camera module according to claim 4, characterized in that: The TOF camera module is detachably arranged on the crossbeam via an assembly plate.

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