CN219038029U

CN219038029U - Simple device for detecting precision of attitude angle module

Info

Publication number: CN219038029U
Application number: CN202320095237.7U
Authority: CN
Inventors: 胡广辉; 肖雄
Original assignee: Vtran Intelligent Technology Changzhou Co ltd
Current assignee: Vtran Intelligent Technology Changzhou Co ltd
Priority date: 2023-02-01
Filing date: 2023-02-01
Publication date: 2023-05-16
Anticipated expiration: 2033-02-01

Abstract

The utility model discloses a simple device for detecting the accuracy of a gesture angle module, and particularly relates to the field of gesture angle detection. According to the utility model, the two measuring plates can be lifted by any angle, the actual angle can be read from the corresponding scale mark, and the attitude angle module and the clamp are integrated at the moment, so that the accuracy of the attitude angle module can be determined by comparing the measured value of the attitude angle module with the value of the scale, and the measurement in the two degrees of freedom of the roll angle and the pitch angle can be realized.

Description

Simple device for detecting precision of attitude angle module

Technical Field

The utility model relates to the technical field of attitude angle detection, in particular to a simple device for detecting the accuracy of an attitude angle module.

Background

The conventional equipment for detecting the attitude angle is a three-axis turntable, and the three-axis turntable is high in price, large in size and complex in operation, has natural advantages for mass production testing, and can be used for automatic and batch testing. However, for the test in the initial stage of research and development, the angular precision of the attitude angle module is rapidly verified on the premise of not needing large investment.

The attitude angle module has three degrees of freedom, namely course angle, roll angle and pitch angle. Therefore, three degrees of freedom need to be measured, the heading angle can be realized in the horizontal direction, and magnetic north alignment is needed, so that the measurement can be realized by paving a piece of paper with printed scales on the horizontal plane, and the device needs to solve two inclination angles of a roll angle and a pitch angle. Therefore, according to the simplification requirement, a simple device for detecting the precision of the attitude angle module is designed.

Disclosure of Invention

The utility model aims to provide a simple device for detecting the precision of an attitude angle module, so as to solve the problems in the background technology.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a simple and easy device for detecting gesture angle module precision, includes first backup pad, first backup pad upper end one side is fixed to be provided with first measurement board, the lower extreme one side of first measurement board is connected with the second backup pad through first installation axle rotation, the upper end one side of second backup pad is fixed to be provided with the second measurement board, the lower extreme one side of second measurement board is connected with the third backup pad through second installation axle rotation, third backup pad upper end is fixed to be provided with the projection, fixed mounting has the measurement square body on the projection.

In a preferred embodiment, the first measuring plate and the second measuring plate are provided with scale grooves, the upper ends of the scale grooves are provided with scale marks, and the scale grooves and the scale marks can display the rotation angle, so that people can check conveniently.

In a preferred embodiment, a first support column is fixedly arranged at one side of the outer end of the second support plate, the first support column passes through a scale groove on the first measuring plate, and the first support column can slide in the scale groove on the first measuring plate.

In a preferred embodiment, a second support column is fixedly arranged at one side of the outer end of the third support plate, the second support column penetrates through the scale groove on the second measuring plate, indication arrows are arranged at one ends of the first support column and the second support column, the second support column can slide in the scale groove on the second measuring plate, and the indication arrows can indicate the rotation angle.

In a preferred embodiment, the measuring body is provided with a through hole matched with the convex column, the measuring body is provided with a screw hole, and the through hole and the screw hole are arranged to facilitate the installation of the measuring body on the third supporting plate.

In a preferred embodiment, the first and second mounting shafts are provided with sleeves, respectively, which are connected to the second and third support plates, respectively, the second and third support plates being rotatable by means of a rotational connection of the sleeves to the mounting shafts.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the first measuring plate and the second measuring plate are arranged, the two measuring plates can be lifted by any angle, the actual angle can be read from the corresponding scale mark, and the attitude angle module and the clamp are integrated, so that the accuracy of the attitude angle module can be determined by comparing the measured value of the attitude angle module with the value of the scale, the measurement in the two degrees of freedom directions of the roll angle and the pitch angle can be realized, the structure is simple, the measurement in the three degrees of freedom directions can be realized by combining paper with scales, and the utility model is suitable for testing in the initial stage of research and development.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the measuring body of the present utility model after disassembly;

fig. 3 is a schematic view of the structure of the present utility model at the time of measurement.

In the figure: 1. a first support plate; 2. a first measurement plate; 3. a first mounting shaft; 4. a second support plate; 5. a second measurement plate; 6. a second mounting shaft; 7. a third support plate; 8. a convex column; 9. measuring the square body; 10. a scale groove; 11. scale marks; 12. a first support column; 13. a second support column; 14. an indication arrow; 15. a through hole; 16. a sleeve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the utility model provides a simple device for detecting the accuracy of an attitude angle module, which comprises a first support plate 1, wherein a first measuring plate 2 is fixedly arranged on one side of the upper end of the first support plate 1, a second support plate 4 is rotatably connected to one side of the lower end of the first measuring plate 2 through a first mounting shaft 3, a second measuring plate 5 is fixedly arranged on one side of the upper end of the second support plate 4, a third support plate 7 is rotatably connected to one side of the lower end of the second measuring plate 5 through a second mounting shaft 6, a convex column 8 is fixedly arranged at the upper end of the third support plate 7, and a measuring body 9 is fixedly arranged on the convex column 8.

In a preferred embodiment, the first measuring plate 2 and the second measuring plate 5 are provided with scale grooves 10, the upper ends of the scale grooves 10 are provided with scale marks 11, and the arrangement of the scale grooves 10 and the scale marks 11 can display the rotation angle of the measuring square body 9.

In a preferred embodiment, a first support column 12 is fixedly arranged at one side of the outer end of the second support plate 4, the first support column 12 is arranged through a scale groove 10 on the first measuring plate 2, and the first support column 12 can slide in the scale groove 10, so that an indication arrow 14 indicates a scale line.

In a preferred embodiment, a second support column 13 is fixedly arranged at one side of the outer end of the third support plate 7, the second support column 13 is arranged through the scale groove 10 on the second measuring plate 5, one ends of the first support column 12 and the second support column 13 are respectively provided with an indication arrow 14, and the indication arrow 14 can indicate the scale mark 11 on the scale groove 10, so that people can conveniently check the rotation angle.

In a preferred embodiment, the measuring body 9 is provided with a through hole 15 matched with the convex column 8, the measuring body 9 is provided with a screw hole, and the through hole 15 and the screw hole are arranged to fix the measuring body 9 on the third supporting plate 7 conveniently.

In a preferred embodiment, the first mounting shaft 3 and the second mounting shaft 6 are each provided with a sleeve 16, both sleeves 16 being connected to the second support plate 4 and the third support plate 7, respectively, with which the rotational connection of the second support plate 4 and the third support plate 7 is achieved.

The working principle of the utility model is as follows: during use, a product (PCB system board) is fixed inside the measuring square body 9, the first supporting plate 1 is placed on a horizontal table, errors are prevented from being introduced during testing, then through holes 15 in the measuring square body 9 are inserted into the convex columns 8, then the measuring square body 9 is fixed on the third supporting plate 7 through screws and screw holes, the second supporting plate 4 and the third supporting plate 7 can be rotated during measurement, the first supporting column 12 or the second supporting column 13 can be driven to slide in the scale groove 10 when the second supporting plate 4 or the third supporting plate 7 rotates, the indication arrow 14 points to scale marks 11 on the outer side of the scale groove 10, the rotation angles of the second supporting plate 4 and the third supporting plate 7 can be displayed through the indication arrow 14 and the scale marks 11, the product and the measuring square body 9 can rotate by corresponding angles along with the second supporting plate 4 and the third supporting plate 7, the measurement of two degrees of freedom of transverse roll angle and pitch angle can be achieved, and when the angle on the first measuring plate 2 and the second measuring plate 5 is 0, the measuring square body 9 is equivalent to the horizontal plane, the measurement angle can be achieved through the angle and the measurement of the three degrees of course angle, and the course can be achieved through the measurement of the horizontal plane, and the three course angle can be achieved through the measurement of the horizontal plane.

According to the utility model, by arranging the first measuring plate and the second measuring plate, the two measuring plates can lift any angle, the actual angle can be read from the corresponding scale mark, and the attitude angle module and the clamp are integrated, so that the precision of the attitude angle module can be determined by comparing the measured value of the attitude angle module with the value of the scale, the measurement in the two degrees of freedom directions of the roll angle and the pitch angle can be realized.

Finally, it should be noted that: the above is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that the present utility model is described in detail with reference to the foregoing embodiments, and modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. Simple device for detecting the precision of a gesture angle module, comprising a first supporting plate (1), characterized in that: the utility model discloses a measuring device, including first backup pad (1), second backup pad (4), first backup pad (1), second backup pad (5), third backup pad (7) are connected with through second installation axle (6) rotation to lower extreme one side of first backup pad (1), lower extreme one side of first measurement board (2) is connected with second backup pad (4) through first installation axle (3) rotation, the upper end one side of second backup pad (4) is fixed to be provided with second measurement board (5), lower extreme one side of second measurement board (5) is connected with third backup pad (7) through second installation axle (6) rotation, third backup pad (7) upper end is fixed to be provided with projection (8), fixed mounting has measurement square body (9) on projection (8).

2. The simple device for detecting the precision of the attitude angle module according to claim 1, wherein the first measuring plate (2) and the second measuring plate (5) are provided with scale grooves (10), and the upper ends of the scale grooves (10) are provided with scale marks (11).

3. The simple device for detecting the precision of the attitude angle module according to claim 2, wherein a first support column (12) is fixedly arranged on one side of the outer end of the second support plate (4), and the first support column (12) is arranged through a scale groove (10) on the first measuring plate (2).

4. A simple device for detecting the accuracy of an attitude angle module according to claim 3, characterized in that a second support column (13) is fixedly arranged on one side of the outer end of the third support plate (7), the second support column (13) is arranged through a scale groove (10) on the second measuring plate (5), and one ends of the first support column (12) and the second support column (13) are provided with indication arrows (14).

5. The simple device for detecting the precision of the attitude angle module according to claim 1, wherein the measuring body (9) is provided with a through hole (15) matched with the convex column (8), and the measuring body (9) is provided with a screw hole.

6. A simple device for detecting the accuracy of attitude angle modules according to claim 1, characterized in that the first mounting shaft (3) and the second mounting shaft (6) are respectively provided with sleeves (16), and the two sleeves (16) are respectively connected with the second support plate (4) and the third support plate (7).