External adjustable light source camera

Abstract

This invention provides an externally adjustable light source camera, including a camera body, a side mounting plate, and an external light source. Both the camera body and the external light source are mounted on the side mounting plate. The side mounting plate includes a camera mounting portion and a light source mounting portion located at the bottom of the camera mounting portion. The camera body is mounted on the camera mounting portion, and the camera lens of the camera body is vertically downwards. The light source mounting portion is arc-shaped in a side view. The external light source is slidably mounted on the light source mounting portion and can move along the arc-shaped trajectory to illuminate materials located at the bottom of the camera lens. This invention, by setting a side mounting plate with an arc-shaped mounting structure and mounting a slidable external light source on the arc-shaped structure, allows adjustment of the angle between the light source and the lens by adjusting the position of the external light source on the arc-shaped structure, thereby achieving illumination and imaging of materials at different distances.

Description

Technical Field

[0001] This utility model relates to the field of camera technology, specifically to an externally adjustable light source camera. Background Technology

[0002] Industrial cameras are a key component of machine vision systems. Their most essential function is to convert light signals into ordered electrical signals. Compared with traditional civilian cameras, they have advantages such as high image stability, high transmission capability, and high anti-interference capability, and are widely used in various production activities.

[0003] In industrial online image acquisition, the lighting effect of the light source is crucial to the accurate acquisition of the required image. However, the positions of existing cameras and light sources are relatively fixed, which cannot meet the lighting requirements of different angles. Utility Model Content

[0004] In view of the deficiencies in the existing technology, the purpose of this utility model is to provide an externally adjustable light source camera.

[0005] The external adjustable light source camera provided by this utility model includes a camera body, a side mounting plate, and an external light source, wherein the camera body and the external light source are both mounted on the side mounting plate.

[0006] The side mounting plate includes a camera mounting part and a light source mounting part disposed at the bottom of the camera mounting part. The camera body is mounted on the camera mounting part, and the camera lens of the camera body is vertically downward.

[0007] The light source mounting part is arc-shaped in a side view. The external light source is slidably mounted on the light source mounting part and can move along the arc-shaped trajectory to illuminate the material located at the bottom of the camera lens.

[0008] Preferably, the external light source includes a light source base plate, a side sealing plate, a light source cover plate, and a light source assembly;

[0009] Side sealing plates are fixedly installed on both sides of the top surface of the light source base plate. The two sides of the light source cover plate are respectively fixedly installed on the top of the side sealing plates on both sides. The light source assembly is fixedly installed on the light source base plate and emits light from the gap between the light source base plate and the light source cover plate.

[0010] Preferably, the light source assembly includes a light source lens, a grating film, a light-transmitting plate, and LED lamp beads;

[0011] The LED light bead strip, the light source lens, and the light-transmitting plate are sequentially fixed on the light source base plate along the width direction of the light source base plate. The light-transmitting plate is fixed between the light source base plate and the light source cover plate by baffles located on both sides.

[0012] The grating film is attached to the light-emitting side of the light-transmitting plate. The light emitted from the LED light strip passes sequentially through the light source lens, the light-transmitting plate, and the grating film, and is emitted along the width direction of the light source base plate.

[0013] Preferably, the light source mounting part is provided with a sliding groove extending in an arc shape, and a first light source mounting plate and a second light source mounting plate are respectively installed on both sides of the external light source;

[0014] Both the first and second light source mounting plates have adjustment knobs installed on the side opposite to the light-emitting side of the external light source, and are slidably mounted in the groove by adjusting the knobs.

[0015] Preferably, the camera body includes an upper shell, a sensor board mounting bracket, a sensor board cover, a sealing block, a mesh port baffle, a sensor board, a chip board, a camera lens, and a camera motherboard;

[0016] The camera bracket is installed at the bottom of the upper shell, the sensor board mounting bracket is fixedly installed on the camera bracket, and the sensor board cover is installed on the sensor board mounting bracket and fixed by the sealing blocks at both ends;

[0017] The sensor board is installed at the bottom of the sensor board cover. The camera bracket and the sensor board mounting bracket are both provided with a gap in the middle that matches the camera lens. The camera lens passes through the gap and is installed at the bottom of the sensor board.

[0018] Both the chip board and the camera motherboard are mounted on top of the sensor board and are electrically connected to the sensor board.

[0019] Preferably, a lens mounting plate is installed at the bottom of the camera bracket, and a lens is installed at the bottom of the lens mounting plate, with the lens located at the bottom of the camera lens;

[0020] The upper shell has an indicator light guide column inside that corresponds to the indicator light on the camera motherboard.

[0021] Preferably, the camera body further includes a pad, the top of the upper shell is fixedly connected to the pad via corner pieces, and the side of the camera bracket is fixedly connected to the pad;

[0022] The pad is fixedly connected to the side mounting plate.

[0023] Preferably, it also includes a mesh port baffle, which corresponds to the interface on the camera motherboard and is disposed inside a gap on one side of the upper housing.

[0024] Preferably, there are two side mounting plates, which are symmetrically installed on both sides of the camera body and the external light source.

[0025] Preferably, the bottom of the camera mounting part is provided with arc-shaped light source mounting parts on both sides, and there are two external light sources, which are slidably mounted on the light source mounting parts on both sides respectively.

[0026] Compared with the prior art, the present invention has the following beneficial effects:

[0027] This invention features a side mounting plate with an arc-shaped mounting structure, on which a slidable external light source is mounted. By adjusting the position of the external light source on the arc-shaped structure, the angle between the light source and the lens can be adjusted, thereby achieving lighting from different angles. Attached Figure Description

[0028] Other features, objects, and advantages of this invention will become more apparent from the following detailed description of non-limiting embodiments with reference to the accompanying drawings:

[0029] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0030] Figure 2 This is an exploded view of the present invention;

[0031] Figure 3 This is a schematic diagram of the external light source in this utility model;

[0032] Figure 4 This is an exploded view of the external light source in this utility model;

[0033] Figure 5 This is a schematic diagram illustrating the working principle of this utility model.

[0034] The diagram shows:

[0035] External light source 1, chip board 17

[0036] First light source mounting plate 2 First stud 18

[0037] Second light source mounting plate 3 Camera lens 19

[0038] Adjusting knob 4, second stud 20

[0039] Camera bracket 5, camera motherboard 21

[0040] Top shell 6, indicator light guide column 22

[0041] Sensor board mounting bracket 7, light source base plate 23

[0042] Sensor board cover 8 First side sealing plate 24

[0043] Block 9, Second side sealing plate 25

[0044] Pad 10, Light Source Cover 26

[0045] Transparent lens 11, baffle 27

[0046] Side mounting plate 12, light source lens 28

[0047] Transparent lens mounting plate 13, grating film 29

[0048] Mesh baffle 14, light-transmitting panel 30

[0049] Corner piece 15 LED light bead strip 31

[0050] Sensor board 16 Detailed Implementation

[0051] The present invention will now be described in detail with reference to specific embodiments. These embodiments will help those skilled in the art to further understand the present invention, but do not limit the present invention in any way. It should be noted that those skilled in the art can make several changes and improvements without departing from the concept of the present invention. These all fall within the protection scope of the present invention.

[0052] This utility model discloses an external adjustable light source camera. By installing an external light source with an adjustable angle at the bottom of the camera body, different lighting needs can be met. The external light source shines light onto the material to be photographed, and the material to be photographed reflects the light through the camera lens onto the sensor plate, thereby realizing the material photography.

[0053] Example 1

[0054] This embodiment provides an externally adjustable light source camera, such as Figure 1 , 2 As shown, the device includes a camera body, a side mounting plate 12, and an external light source 1. Both the camera body and the external light source 1 are mounted on the side mounting plate 12. The side mounting plate 12 includes a camera mounting part and a light source mounting part disposed at the bottom of the camera mounting part. The camera body is mounted on the camera mounting part, and the camera lens 19 of the camera body is vertically downward. The light source mounting part is arc-shaped in a side view. The external light source 1 is slidably mounted on the light source mounting part and can move along the arc-shaped trajectory to illuminate the material located at the bottom of the camera lens 19.

[0055] The light source mounting section is provided with a sliding groove extending in an arc shape. A first light source mounting plate 2 and a second light source mounting plate 3 are respectively installed on both sides of the external light source 1. Adjustment knobs 4 are installed on the sides of the first light source mounting plate 2 and the second light source mounting plate 3 opposite to the light-emitting side of the external light source 1, and are slidably mounted in the sliding groove via the adjustment knobs 4. By adjusting the position of the external light source 1 in the arc-shaped sliding groove, the angle of the light source can be adjusted to meet the lighting requirements at different angles. The adjustment knobs 4 are rotated to lock and release the light source.

[0056] In a preferred embodiment, there are two side mounting plates 12, symmetrically mounted on both sides of the camera body and the external light source 1. Arc-shaped light source mounting portions are provided on both sides of the bottom of the camera mounting portion, and there are two external light sources 1, which are slidably mounted on the light source mounting portions on both sides, as shown below. Figure 5 As shown, the angle can be adjusted from -65° to 40°.

[0057] Example 2

[0058] This embodiment is a preferred embodiment of Embodiment 1, such as... Figure 3 , 4 As shown, the external light source 1 includes a light source base plate 23, side sealing plates, a light source cover plate 26, and a light source assembly; side sealing plates are fixedly installed on both sides of the top surface of the light source base plate 23, and the two sides of the light source cover plate 26 are respectively fixedly installed on the top of the first side sealing plate 24 and the second side sealing plate 25 on both sides; the light source assembly is fixedly installed on the light source base plate 23 and emits light from the gap between the light source base plate 23 and the light source cover plate 26.

[0059] The light source assembly includes a light source lens 28, a grating film 29, a light-transmitting plate 30, and an LED bead strip 31. The LED bead strip 31, the light source lens 28, and the light-transmitting plate 30 are sequentially fixedly installed on the light source base plate 23 along the width direction of the light source base plate 23. The light-transmitting plate 30 is fixed between the light source base plate 23 and the light source cover plate 26 by baffles 27 located on both sides. The grating film 29 is attached to the light-emitting side of the light-transmitting plate 30. The light emitted from the LED bead strip 31 passes sequentially through the light source lens 28, the light-transmitting plate 30, and the grating film 29, and is emitted along the width direction of the light source base plate 23.

[0060] Example 3

[0061] This embodiment is a preferred embodiment of embodiment 1 or embodiment 2, such as... Figure 2As shown, the camera body includes an upper shell 6, a sensor board mounting bracket 7, a sensor board cover 8, a sealing block 9, a mesh port baffle 14, a sensor board 16, a chip board 17, a camera lens 19, and a camera motherboard 21; the camera bracket 5 is installed at the bottom of the upper shell 6, the sensor board mounting bracket 7 is fixedly installed on the camera bracket 5, and the sensor board cover 8 is installed on the sensor board mounting bracket 7 and fixed by the sealing blocks 9 at both ends;

[0062] The sensor board 16 is installed at the bottom of the sensor board cover 8. Both the camera bracket 5 and the sensor board mounting bracket 7 have gaps in their middle sections that match the camera lens 19. The camera lens 19 passes through these gaps and is installed at the bottom of the sensor board 16. The chip board 17 and the camera motherboard 21 are both installed on the top of the sensor board 16 and are electrically connected to it. Working principle: The external light source 1 shines white light onto the material to be photographed. The material reflects the light through the camera lens 19 onto the sensor board 16. The sensor board 16 processes the light using a series of algorithms and projects the image onto the vision software.

[0063] The bottom of the camera bracket 5 is equipped with a perspective lens mounting plate 13, and the bottom of the perspective lens mounting plate 13 is equipped with a perspective lens 11. The perspective lens 11 is located at the bottom of the camera lens 19. Light reflected from the material is transmitted to the camera lens 19 through the perspective lens 11. The interior of the upper shell 6 is provided with an indicator light guide column 22 corresponding to the indicator light on the camera main board 21, thereby realizing the corresponding lighting function of the indicator light.

[0064] Specifically, the camera body also includes a pad 10. The top of the upper shell 6 is fixedly connected to the pad 10 via corner pieces 15, and the side of the camera bracket 5 is fixedly connected to the pad 10. The pad 10 is fixedly connected to the side mounting plate 12. The sensor board cover 8 is fixed to the camera mainboard 18 via first studs 18 and second studs 20 on both sides. It also includes a mesh port baffle 14, which corresponds to the interface on the camera mainboard 21 and is disposed within a gap on one side of the upper shell 6.

[0065] In a preferred embodiment, the specific specifications of the camera body are as follows:

[0066] 1. The camera is a line scan monochrome camera;

[0067] 2. The camera's dimensions are 45mm wide and 84mm high, with common lengths of 110mm, 220mm, and 310mm.

[0068] 3. Camera focal length 15.4mm, depth of field 1.3mm;

[0069] 4. Output interface: Gigabit Ethernet; Output protocol: SDK / Gige;

[0070] 5. Application scenario: Sweeping and cleaning at the head of the fabric machine.

[0071] In the description of this application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this application.

[0072] The specific embodiments of this utility model have been described above. It should be understood that this utility model is not limited to the specific embodiments described above, and those skilled in the art can make various changes or modifications within the scope of the claims, which do not affect the substantive content of this utility model. Unless otherwise specified, the embodiments and features described in this application can be arbitrarily combined with each other.

Claims

1. An externally adjustable light source camera, characterized by, It includes a camera body, a side mounting plate (12) and an external light source (1), both of which are mounted on the side mounting plate (12); The side mounting plate (12) includes a camera mounting part and a light source mounting part disposed at the bottom of the camera mounting part. The camera body is mounted on the camera mounting part, and the camera lens (19) of the camera body is vertically downward. The light source mounting part is arc-shaped in the side view. The external light source (1) is slidably mounted on the light source mounting part and can move along the arc trajectory to illuminate the material located at the bottom of the camera lens (19).

2. The extrinsic tunable light source camera of claim 1, wherein, The external light source (1) includes a light source base plate (23), a side sealing plate, a light source cover plate (26), and a light source assembly; Side sealing plates are fixedly installed on both sides of the top surface of the light source base plate (23). The two sides of the light source cover plate (26) are respectively fixedly installed on the top of the side sealing plates on both sides. The light source assembly is fixedly installed on the light source base plate (23) and emits light from the gap between the light source base plate (23) and the light source cover plate (26).

3. The externally adjustable light source camera of claim 2, wherein, The light source assembly includes a light source lens (28), a grating film (29), a light-transmitting plate (30), and an LED light bead strip (31). The LED lamp bead strip (31), the light source lens (28) and the light-transmitting plate (30) are sequentially fixed on the light source base plate (23) along the width direction of the light source base plate (23). The light-transmitting plate (30) is fixed between the light source base plate (23) and the light source cover plate (26) by the baffles (27) located on both sides. The grating film (29) is attached to the light-emitting side of the light-transmitting plate (30). The light emitted from the LED light bead strip (31) passes through the light source lens (28), the light-transmitting plate (30) and the grating film (29) in sequence, and is emitted along the width direction of the light source base plate (23).

4. The extrinsic tunable light source camera of claim 1, wherein, The light source mounting part is provided with a sliding groove extending in an arc shape, and a first light source mounting plate (2) and a second light source mounting plate (3) are respectively installed on both sides of the external light source (1). The first light source mounting plate (2) and the second light source mounting plate (3) are each equipped with an adjustment knob (4) on the side opposite to the light-emitting side of the external light source (1), and are slidably installed in the groove by means of the adjustment knob (4).

5. The externally adjustable light source camera of claim 1, wherein, The camera body includes an upper shell (6), a sensor board mounting bracket (7), a sensor board cover (8), a sealing block (9), a mesh port baffle (14), a sensor board (16), a chip board (17), a camera lens (19), and a camera motherboard (21). The camera bracket (5) is installed at the bottom of the upper shell (6), the sensor board mounting bracket (7) is fixedly installed on the camera bracket (5), and the sensor board cover (8) is installed on the sensor board mounting bracket (7) and fixed by the sealing blocks (9) at both ends; The sensor plate (16) is installed at the bottom of the sensor plate cover (8). The camera bracket (5) and the sensor plate mounting bracket (7) are both provided with a gap that matches the camera lens (19). The camera lens (19) passes through the gap and is installed at the bottom of the sensor plate (16). The chip board (17) and the camera motherboard (21) are both mounted on top of the sensor board (16) and are electrically connected to the sensor board (16).

6. The externally adjustable light source camera of claim 5, wherein, The bottom of the camera bracket (5) is equipped with a lens mounting plate (13), and the bottom of the lens mounting plate (13) is equipped with a lens (11), which is located at the bottom of the camera lens (19). The upper shell (6) is provided with an indicator light guide column (22) that corresponds to the indicator light on the camera motherboard (21).

7. The externally adjustable light source camera of claim 5, wherein, The camera body also includes a pad (10), the top of the upper shell (6) is fixedly connected to the pad (10) by a corner piece (15), and the side of the camera bracket (5) is fixedly connected to the pad (10). The pad (10) is fixedly connected to the side mounting plate (12).

8. The externally adjustable light source camera of claim 5, wherein, It also includes a mesh port baffle (14), which corresponds to the interface on the camera motherboard (21) and is disposed inside the gap on one side of the upper shell (6).

9. The extrinsic tunable light source camera of claim 1, wherein, There are two side mounting plates (12), which are symmetrically installed on both sides of the camera body and the external light source (1).

10. The extrinsic tunable light source camera of claim 1, wherein, Both sides of the bottom of the camera mounting part are provided with arc-shaped light source mounting parts, and there are two external light sources (1), which are slidably mounted on the light source mounting parts on both sides respectively.

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