CN204667030U - Camera module with mirror - Google Patents

Abstract

The utility model discloses a camera module with reflector, it includes reflex reflector and measuring device, measuring device and reflex reflector all are located the below of the object that awaits measuring and all set up on one puts the bottom plate of measuring stage, measuring device includes light source and image acquisition unit, the equal level of light source and image acquisition unit sets up, the both ends of the horizontal direction of light source have first light mouth and second light mouth respectively, image acquisition unit is connected with the second light mouth, first light mouth faces reflex reflector, reflex reflector includes the reflector, strutting arrangement and blast apparatus, the reflector has the reflection of light face that is close to the light source, blast apparatus sets up the one end of keeping away from the bottom plate in the reflector, blast apparatus's blowing mouth is located the top of reflection of light face and towards the reflection of light face. The utility model has the advantages that the cleaning frequency and the cleaning strength of the whole camera module by the staff can be reduced by arranging the air blowing device at one end of the reflector away from the bottom plate; on the other hand, the good reflecting effect of the reflector can be kept.

Description

Camera module with mirror

technical field

The utility model relates to the field of imaging equipment, in particular to a camera module with a reflective mirror, which is used for measuring an object to be measured located under an object platform.

Background technique

With the development of science and technology, the camera module can be applied to the detection of the working condition or surface quality of the object due to its camera and video functions. In the prior art, there is a camera module that can specifically detect the object to be measured under the stage, as shown in Figure 1, the camera module includes a light source 410 and an image acquisition unit 420, the light source 410 and an image acquisition The units 420 are all located under the object to be measured 300 under the stage 200, the light source 410 and the image acquisition unit 420 are all vertically arranged, the upper and lower ends of the light source 410 respectively have a first optical port and a second optical port, and the first optical port Facing the object 300 to be measured, the image acquisition unit 420 is located below the light source 410 and connected to the second optical port, and the light source 410 is fixed on the measuring platform 100 through the support plate 500 .

The above-mentioned camera module can perform rapid photogrammetry on the object to be measured under the stage, but the first light port of the light source of the camera module is facing the object to be measured, so the object to be measured in the camera module During measurement, some dust and other dirt often fall into the light source, and these dusts will affect the image acquisition effect of the image acquisition unit. It is very time-consuming and laborious to manually clean the light source.

Utility model content

An object of the present invention is to provide a camera module with a mirror that can overcome the above problems.

For this purpose, the utility model adopts the following technical solutions:

A camera module with a reflective mirror, comprising a reflective device and a measuring device for measuring an object to be measured under a stage, the measuring device and the reflective device are both located under the object to be measured and are arranged on One is placed on the bottom plate of the measuring platform, the measuring device includes a light source and an image acquisition unit, the light source and the image acquisition unit are all arranged horizontally, and the two ends of the horizontal direction of the light source respectively have a first optical port and a second optical port. An optical port, the image acquisition unit is connected to the second optical port, the first optical port is facing the reflective device, and the reflective device includes a light that can reflect the light reflected by the object to be measured to the image acquisition unit The reflective mirror in the unit, the supporting device for supporting the reflective mirror on the base plate, and the blowing device, the reflective mirror has a reflective surface close to the light source, and the blowing device is arranged at the distance from the reflective mirror At one end of the bottom plate, the blowing outlet of the blowing device is located above the reflective surface and faces the reflective surface.

As a preferred technical solution, the angle between the mirror and the stage is 45°.

As a preferred technical solution, the support device includes a mirror-mounted plate for placing the reflector and a support frame for supporting the mirror-mounted plate on the base plate, one end of the support frame is connected to the The mirror plate is connected, and the other end of the support frame is connected with the bottom plate.

As a preferred technical solution, the blowing device is connected to the mirror-mounted board through a fixing frame, the blowing device is fixed on the end of the reflective mirror away from the bottom plate, and the fixing frame includes a A first fixed plate parallel to the mirror and a second fixed plate perpendicular to the bottom plate, the first fixed plate is located on the side of the mirror-loading plate away from the light source, one end of the first fixed plate is connected to the The mirror-mounted plate is connected, the other end of the first fixed plate is connected with the second fixed plate, and the end of the second fixed plate away from the first fixed plate is connected with the blowing device.

As a preferred technical solution, the first fixing plate and the second fixing plate are integrally structured.

As a preferred technical solution, the first fixing plate and the second fixing plate are of a split structure and are rotatably connected.

As a preferred technical solution, the first fixing plate and the mirror-mounting plate are detachably connected.

As a preferred technical solution, the mirror carrier plate is provided with a mounting groove in which the reflective mirror can be located.

As a preferred technical solution, the installation groove runs through the end of the mirror-carrying plate away from the bottom plate, and the length of the installation groove is shorter than the length of the reflector.

As a preferred technical solution, the support frame is rotatably connected to the bottom plate; and/or,

The support frame is rotatably connected with the mirror plate.

The beneficial effects of the utility model are: the utility model arranges the light source and the image acquisition unit horizontally, and the first light port of the light source faces the reflective device, so that the first light port of the light source does not need to face the object to be measured It can also realize the image information collection of the object to be measured, which makes it difficult for dust to fall into the light source, reducing the frequency and difficulty of cleaning the light source by manpower; The air outlet is located above the reflective surface and faces the reflective surface, so that the dust falling on the reflective mirror can be automatically removed by the wind generated by the blower device, which not only keeps the reflective mirror good for a long time, but also reduces the number of workers Frequency of mirror cleaning.

Description of drawings

The utility model will be described in further detail below according to the accompanying drawings and embodiments.

FIG. 1 is a schematic structural diagram of a conventional camera module with a mirror.

FIG. 2 is a schematic structural diagram of a camera module with a mirror according to Embodiment 1 of the present invention.

FIG. 3 is a schematic structural view of the mirror-mounted plate according to Embodiment 1 of the present invention.

FIG. 4 is a schematic structural diagram of a camera module with a mirror according to Embodiment 2 of the present invention.

FIG. 5 is a schematic structural diagram of a camera module with a mirror according to Embodiment 3 of the present invention.

In Figure 1:

100, measuring platform; 200, object stage; 300, object to be measured; 410, light source; 420, image acquisition unit; 500, support plate.

In Figure 2 to Figure 5:

1. Measuring platform; 2. Stage; 3. Object to be measured; 4. Measuring device; 41. Light source; 42. Image acquisition unit; 5. Reflecting device; 51. Mirror; 52. Mirror plate; 521. 53, support frame; 54, fixed frame; 541, first fixed plate; 542, second fixed plate; 6, bottom plate; 7, blowing device; 8, first rotating shaft; 9, second rotating shaft.

Detailed ways

The technical scheme of the utility model will be further described below in conjunction with the accompanying drawings and through specific embodiments.

Embodiment one:

As shown in Figures 2 to 3, the present embodiment discloses a camera module with a reflector, including a reflector 5 and a measuring device 4 for measuring an object to be measured 3 located below the stage 2, the Both the measuring device 4 and the reflective device 5 are located below the object to be measured 3 and are arranged on a bottom plate 6 placed on the measuring table 1. The measuring device 4 includes a light source 41 and an image acquisition unit 42. The light source 41 and the image acquisition unit 42 are all arranged horizontally, the two ends of the horizontal direction of the light source 41 respectively have a first optical port and a second optical port, the image acquisition unit 42 is connected to the second optical port, and the second optical port A light port is facing the reflective device 5, and the reflective device 5 includes a reflective mirror 51 that can reflect the light reflected by the object 3 to be measured into the image acquisition unit 42, and is used to support the reflective mirror 51 The supporting device and blowing device 7 on the base plate 6, the reflective mirror 51 has a reflective surface close to the light source 41, and the blowing device 7 is arranged on the end of the reflective mirror 51 away from the base plate 6, so The blowing port of the blowing device 7 is located above the reflective surface and faces the reflective surface.

In the utility model, the light source 41 and the image acquisition unit 42 are arranged horizontally, and the first light port of the light source 41 is directly facing the reflective device 5, so that the first light port of the light source 41 does not need to face the object 3 to be measured. Realize the image information collection of the object 3 to be measured, which makes it difficult for dust to fall into the light source 41, greatly reducing the frequency and difficulty of cleaning the light source 41 by manpower; when a certain amount of dust is collected on the reflective surface of the mirror 51, It will affect the reflective ability of the reflective mirror 51, thereby making the image acquisition effect of the image acquisition unit 42 worse. Therefore, it is necessary for the staff to manually remove dust from the reflective mirror 51, which is very time-consuming and laborious. Blowing device 7, and make the blowing mouth of blowing device 7 be positioned at the top of reflective surface and toward reflective surface, make the dust that drops on reflective mirror 51 can be removed automatically by the wind that blowing device 7 produces, so the setting of blowing device 7, Not only can the reflective mirror 51 maintain a good reflective ability for a long time, but also greatly reduce the cleaning frequency of the reflective mirror 51 by the staff.

In order to make the light energy reflected by the object 3 to be measured just reflected into the image acquisition unit 42 through the reflector 51 , in this embodiment, the included angle between the reflector 51 and the stage 2 is 45°.

Described supporting device comprises the mirror-mounted board 52 that is used to lay reflective mirror 51 and is used to support described mirror-mounted board 52 on the support frame 53 on described base plate 6, and one end of described support frame 53 is connected with described mirror-mounted board 52. The plate 52 is connected, and the other end of the support frame 53 is fixedly connected with the bottom plate 6 .

Described blowing device 7 is connected with described mirror-loading board 52 by fixed mount 54, so that described blowing device 7 is fixedly arranged on the end of described reflection mirror 51 far away from described base plate 6, and described fixed mount 54 includes and described A first fixed plate 541 parallel to the reflector 51 and a second fixed plate 542 perpendicular to the bottom plate 6, the first fixed plate 541 is located on the side of the mirror-mounted plate 52 away from the light source 41, the second One end of a fixed plate 541 is connected to the mirror plate 52, the other end of the first fixed plate 541 is connected to the second fixed plate 542, and the second fixed plate 542 is far away from the first fixed plate 541 One end of is connected with described blowing device 7.

In this embodiment, the first fixing plate 541 and the second fixing plate 542 are integrally structured, and the first fixing plate 541 and the mirror-mounting plate 52 are detachably connected by screws.

The detachable connection between the first fixing plate 541 and the mirror plate 52 facilitates the disassembly and maintenance of the fixing frame 54 . Certainly, the utility model does not limit the connection mode between the first fixing plate 541 and the mirror-mounting plate 52. In other embodiments, the first fixing plate 541 and the mirror-mounting plate 52 can also be connected in other ways, for example, The first fixing plate 541 and the mirror-mounting plate 52 can be connected by clamping.

The mirror-mounting plate 52 is provided with a mounting groove 521 that allows the reflector 51 to be located therein, and the mounting groove 521 runs through the end of the mirror-mounting plate 52 away from the bottom plate 6, and the length of the mounting groove 521 is less than the length of the reflector 51.

By designing the mounting groove 521 through one end of the mirror-mounting plate 52, and making the length of the mounting groove 521 less than the length of the mirror 51, the mirror 51 does not need to be completely installed in the mounting groove 521, which is beneficial to reduce the weight of the mirror-mounting plate 52 size, thereby reducing the manufacturing cost of the mirror plate 52.

Embodiment two:

As shown in Figure 4, the difference between this embodiment and Embodiment 1 is that: the first fixing plate 541 and the second fixing plate 542 are split structures, and the first fixing plate 541 and the second fixing plate The fixing plate 542 is rotatably connected.

By setting the first fixed plate 541 and the second fixed plate 542 as split structures, and making the first fixed plate 541 and the second fixed plate 542 rotatably connected, the second fixed plate 542 can rotate relative to the reflector 51, and then Make the staff can adjust the angle between the air outlet of the blowing device 7 and the reflective mirror 51 as required, so that the blowing device 7 can better blow away the dust on the reflective mirror 51.

In this embodiment, the first fixing plate 541 and the second fixing plate 542 are rotatably connected through the first rotating shaft 8 .

Embodiment three:

As shown in FIG. 5 , the difference between this embodiment and the second embodiment is that: the support frame 53 is rotatably connected to the bottom plate 6 .

When measuring the objects to be measured 3 located under the stage 2 in different places, the central axis of the light source 41 sometimes cannot be kept horizontal with the objects to be measured 3 due to the differences in the measuring platforms 1 in various places. Some light generated by the object to be measured 3 cannot be reflected to the image acquisition unit 42 through the mirror 51, so that the image acquisition unit 42 cannot collect the image information of the object to be measured 3 well. Rotation connection, when the camera module with mirror needs to measure the object 3 under the stage 2 in another place, even if there is a small angle between the object 3 and the central axis of the light source 41 , the staff can also change the angle of the reflector 51 by rotating the support frame 53, so that the light reflected by the object 3 to be measured can still be completely reflected into the image acquisition unit 42 through the reflector 51, which greatly increases the utility model. Versatility of camera modules with mirrors. Of course, the way to adjust the angle of the reflective mirror 51 is not limited to the above-mentioned way. In other embodiments, the supporting frame 53 can be rotatably connected to the mirror-mounting plate 52, or the two ends of the supporting frame 53 can be connected to the mirror-mounting plate 52 respectively. 52 and base plate 6 are rotatably connected.

In this embodiment, the support frame 53 is rotatably connected to the bottom plate 6 through the second rotating shaft 9 .

It should be stated that the above-mentioned specific implementation methods are only preferred embodiments of the present utility model and the applied technical principles. Within the technical scope disclosed in the present utility model, any changes or changes that are easily conceivable by those skilled in the art Replacement should be covered within the protection scope of the present utility model.

Claims (10)

1. A camera module with a reflective mirror, characterized in that it includes a reflective device and a measuring device for measuring an object to be measured located below the stage, and both the measuring device and the reflective device are located at the object to be measured and are all arranged on a bottom plate placed on a measuring platform, the measuring device includes a light source and an image acquisition unit, the light source and the image acquisition unit are both arranged horizontally, and the two ends of the horizontal direction of the light source respectively have a second A light port and a second light port, the image acquisition unit is connected to the second light port, the first light port is facing the light reflection device, and the light reflection device includes light that can reflect the object to be measured reflective mirror in the image acquisition unit, a supporting device for supporting the reflective mirror on the base plate, and a blowing device, the reflective mirror has a reflective surface close to the light source, and the blowing device is set At the end of the reflective mirror far away from the bottom plate, the air outlet of the air blowing device is located above the reflective surface and faces the reflective surface. 2 . The camera module with a mirror according to claim 1 , wherein the angle between the mirror and the stage is 45°. 3. The camera module with reflective mirror according to claim 1, characterized in that, the supporting device comprises a mirror-mounted plate for placing the reflective mirror and is used to support the mirror-mounted plate on the base plate A support frame, one end of the support frame is connected to the mirror plate, and the other end of the support frame is connected to the bottom plate. 4. The camera module with a reflective mirror according to claim 3, wherein the blowing device is connected to the mirror-mounting plate through a fixing frame, and the blowing device is fixed on the reflective mirror away from the One end of the bottom plate, the fixed frame includes a first fixed plate parallel to the reflector and a second fixed plate perpendicular to the bottom plate, the first fixed plate is located at a side of the mirror-loading plate away from the light source One end of the first fixed plate is connected to the mirror-loading plate, the other end of the first fixed plate is connected to the second fixed plate, and the second fixed plate is far away from the side of the first fixed plate. One end is connected with the blowing device. 5 . The camera module with a mirror according to claim 4 , wherein the first fixing plate and the second fixing plate are integrated. 6 . The camera module with a mirror according to claim 4 , wherein the first fixing plate and the second fixing plate are split structures and are rotatably connected. 7 . 7. The camera module with a mirror according to claim 4, wherein the first fixing plate is detachably connected to the mirror-mounting plate. 8 . The camera module with a reflective mirror according to claim 3 , wherein a mounting groove for the reflective mirror to be located is provided on the mirror carrier plate. 9 . 9. The camera module with a reflective mirror according to claim 8, wherein the mounting groove runs through the end of the mirror-mounting plate away from the bottom plate, and the length of the mounting groove is shorter than that of the reflective mirror. length. 10. The camera module with a mirror according to any one of claims 3 to 9, wherein the support frame is rotatably connected to the bottom plate; and/or, The support frame is rotatably connected with the mirror plate.