Filtering type photoelectric sensing device suitable for light emitting source color detection

Abstract

The utility model relates to the technical field of sensors, and discloses a light filtering type photoelectric sensing device suitable for light emitting source color detection, which comprises a box body assembly, a bearing seat and a driving piece, an accommodating cavity is arranged in the box body assembly, a guide rail piece is arranged in the accommodating cavity, and the bearing seat is in sliding connection with the box body assembly through the guide rail piece; a box body passing opening is formed in one side of the box body assembly, a connecting base is arranged at the box body passing opening of the box body assembly to seal the containing cavity, and one end of the bearing base is connected with the connecting base; the driving piece is arranged on the side edge of the box body assembly, and the working end of the driving piece is connected with the connecting base and matched with the connecting base to drive the bearing base to move along the guide rail piece. At least one mounting groove is formed in the bearing seat, a photoelectric sensor is arranged in the mounting groove, the photoelectric sensor comprises a shell and a photoresistor assembly, the photoresistor assembly is arranged in the shell, and an optical filter is arranged on the shell to filter light rays of a luminous source placed on the bearing seat. The scheme is simple in structure, convenient to operate and high in light source color recognition precision.

Description

TECHNICAL FIELD

[0001] The utility model relates to sensor technical field, concretely relates to a kind of light filtering type photoelectric response device suitable for light source color detection. BACKGROUND

[0002] In industrial production, color recognition technology is widely used in industrial field, and more complex application scenarios and higher automation degree are realized by combining color recognition technology with other technologies, such as complex image recognition technology and object recognition technology.For example, robots use color sensors to identify the color of goods, thereby achieving efficient and accurate classification and storage of goods;By identifying the color of the product surface, accurate grabbing, classification and packaging of the product can be realized, which improves the automation degree of the production line, reduces labor costs and improves production efficiency;However, the existing color recognition detection object is generally aimed at non-luminous object, and the detection label color is relatively stable and reliable, but when detecting the light source color of light source, the light intensity has an effect on the sensor itself, even if the light source is emitted on the light-absorbing non-transparent plate, it cannot be detected, therefore, the conventional color label sensor cannot be effectively detected.

[0003] The existing mature technology is to capture by color camera, but has the following disadvantages: first, the camera is expensive, needs to be matched with FA lens, when the number of machines is large, the cost is high;Second, multiple cameras require changes in hardware configuration and vision software of industrial computer, and professional technical support and maintenance are needed;Third, the camera solution cannot be installed in a small space, such as a shielding box environment, which cannot realize rapid deployment and application;Fourth, camera recognition color is affected by factors such as light condition, lens distortion and image processing algorithm, and there is a certain error;Fifth, in simple light source color recognition, camera solution still needs image processing, and the recognition speed is relatively slow.Therefore, it is necessary to provide a photoelectric response device with simple structure for quickly identifying light source color of light source. Utility model content

[0004] To solve the problems existing in the prior art, the utility model provides a novel light filtering type photoelectric response device suitable for light source color detection, to solve the problem that the existing photoelectric sensor is not conducive to identifying the light source color of light source.

[0005] To achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A light filtering type photoelectric response device suitable for light source color detection is used to identify light source color, comprising a box assembly, a bearing seat and a driving part, the box assembly is provided with a containing cavity, the containing cavity is provided with a guide rail part, the bearing seat is slidably connected with the box assembly through the guide rail part;

[0007] The box assembly is provided with a box opening on one side, and a connecting seat is arranged at the box opening of the box assembly to close the accommodating cavity.

[0008] The driving member is arranged on the side of the box assembly, and the working end of the driving member is connected with and cooperates with the connecting seat to drive the bearing seat to move along the guide member.

[0009] At least one mounting groove is arranged on the bearing seat, and a photoelectric sensor is arranged in the mounting groove. The photoelectric sensor comprises a shell and a photosensitive resistor assembly, and the photosensitive resistor assembly is arranged in the shell. A light filter is arranged on the shell to filter the light of a light source placed on the bearing seat.

[0010] Further, in the filterable photoelectric sensing device suitable for color detection of a light source, the mounting groove has three, and the light filters of the photoelectric sensors in each mounting groove are different, being a white light filter, a red light filter and a blue light filter respectively.

[0011] Further, in the filterable photoelectric sensing device suitable for color detection of a light source, a suction disc is arranged on the bearing seat, and the suction disc is arranged between the three mounting grooves to suck the light source.

[0012] Further, in the filterable photoelectric sensing device suitable for color detection of a light source, a signal processing assembly is arranged in the accommodating cavity, and the signal processing assembly is electrically connected with the photoelectric sensor through a wire.

[0013] Further, in the filterable photoelectric sensing device suitable for color detection of a light source, the upper side of the photoelectric sensor is lower than the upper side of the bearing seat.

[0014] Further, in the filterable photoelectric sensing device suitable for color detection of a light source, a perforation is arranged on the side of the box assembly away from the box opening, and an interface assembly is arranged at the perforation. The interface assembly penetrates through the perforation and protrudes from the outer surface of the box assembly.

[0015] Further, in the filterable photoelectric sensing device suitable for color detection of a light source, the driving member is arranged on the bottom side of the box assembly, a guide shaft seat is arranged on the side of the driving member, a guide column is arranged in the guide shaft seat, and one end of the guide column is connected with the connecting seat.

[0016] Further, the filterable photoelectric sensing device suitable for color detection of light source, the top side of the box assembly has an opening, a cover plate is arranged at the opening of the box assembly, and a lock catch is arranged at the side of the opening, and the box assembly is locked with the cover plate through the lock catch.

[0017] Further, the filterable photoelectric sensing device suitable for color detection of light source, the top side of the box assembly has an opening, a cover plate is arranged at the opening of the box assembly, and a lock catch is arranged at the side of the opening, and the box assembly is locked with the cover plate through the lock catch.

[0018] Further, the filterable photoelectric sensing device suitable for color detection of light source, the top side of the box assembly has an opening, a cover plate is arranged at the opening of the box assembly, and a lock catch is arranged at the side of the opening, and the box assembly is locked with the cover plate through the lock catch.

[0019] The beneficial effects of the prior art are that the filterable photoelectric sensing device suitable for color detection of light source has the advantages of simple structure, the light source is placed on the bearing seat, the bearing seat is driven by the driving member to move along the guide member into the containing cavity, the connecting seat is attached to the box opening, the containing cavity is closed, the box assembly is closed as a darkroom, the color detection of the light source is not disturbed by external natural light in the dark environment, the light source emits wide wavelength light or specific RGB spectral wavelength light, other light of the light source is filtered by the optical filter to obtain light waves of a specified wavelength range, the photoelectric sensor generates corresponding electrical signals, the signal processing assembly in the box assembly receives the electrical signals generated by the photoelectric sensor and processes and analyzes the electrical signals to determine the color and intensity of the light source, the overall structure is simple, convenient to operate, high in recognition accuracy, high in cost performance, and has good market application value. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a structure schematic view of the filterable photoelectric sensing device suitable for color detection of light source of an embodiment of the utility model;

[0021] Figure 2 is a structure schematic view of the filterable photoelectric sensing device suitable for color detection of light source of an embodiment of the utility model; Figure 1 is a structure schematic view of the box assembly and bearing seat of an embodiment of the utility model;

[0022] Figure 3 is a structure schematic view of the box assembly and bearing seat of an embodiment of the utility model; Figure 1 is a structure schematic view of the box assembly of an embodiment of the utility model;

[0023] Figure 4 is a structure schematic view of the box assembly of an embodiment of the utility model; Figure 1 is a structure schematic view of the box assembly of an embodiment of the utility model;

[0024] Figure 5The utility model discloses a Figure 1 The structure diagram of the bearing seat of the embodiment is shown in the figure.

[0025] In the figure, 1, box assembly; 11, containing cavity; 12, guide rail piece; 13, box through mouth; 14, first annular groove; 15, opening; 16, second annular groove; 17, cover plate; 18, lock catch; 19, bottom plate; 2, bearing seat; 21, installation slot; 22, sucking disc; 23, baffle; 3, driving piece; 31, guide shaft seat; 32, guide column; 4, connecting seat; 5, photoelectric sensor; 51, shell; 52, photosensitive resistance component; 53, optical filter; 6, signal processing component; 7, interface component. DETAILED DESCRIPTION

[0026] In order to facilitate the person skilled in the art to understand the utility model, the specific implementation of the utility model is described below in conjunction with the drawings. The preferred embodiment of the utility model is shown in the drawings. However, the utility model can be realized in many different forms, and is not limited to the embodiments described in the specification. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0027] It should be noted that when an element is referred to as "fixed to" another element, it can be directly on the other element or there can be a middle element. When an element is referred to as "connected to" another element, it can be directly connected to the other element or there can be a middle element. The terms "mounting", "fixing", "left side", "right side" and similar expressions used in the specification are only for the purpose of illustration.

[0028] Unless otherwise defined, all technical and scientific terms used in the specification are the same as the meanings commonly understood by those skilled in the art of the utility model. The terms used in the specification of the utility model are only for the purpose of describing the specific embodiments, and are not used to limit the utility model.

[0029] One embodiment of the utility model is, as shown in Figure 1 , 2 , 5, the filterable photoelectric response device suitable for light source color detection is used for identifying light source color, including box assembly 1, bearing seat 2 and driving piece 3, the containing cavity 11 is equipped in the box assembly 1, the guide rail piece 12 is equipped in the containing cavity 11, the bearing seat 2 is slidably connected with the box assembly 1 through the guide rail piece 12.

[0030] The box through mouth 13 of the box assembly 1 is opened on one side, the connecting seat 4 is arranged at the box through mouth 13 of the box assembly 1 to close the containing cavity 11, one end of the bearing seat 2 is connected with the connecting seat 4.

[0031] The driving member 3 is arranged at the side of the box assembly 1, and the working end thereof is connected with the connecting seat 4 and cooperates with the connecting seat 4 to drive the bearing seat 2 to move along the guide member 12.

[0032] At least one mounting groove 21 is arranged on the bearing seat 2, and a photoelectric sensor 5 is arranged in the mounting groove 21. The photoelectric sensor 5 comprises a shell 51 and a photosensitive resistor assembly 52, the photosensitive resistor assembly 52 is arranged in the shell 51, and a light filter 53 is arranged on the shell 51 to filter the light of the light source placed on the bearing seat 2.

[0033] The filterable photoelectric sensing device suitable for light source color detection in the scheme is suitable for light source color detection. First, the light source is placed on the bearing seat 2, and then the driving member 3 drives the bearing seat 2 to move along the guide member 12 into the containing cavity 11, so that the connecting seat 4 is attached to the box opening 13 to close the containing cavity 11, so that the box assembly 1 is closed as a dark room. The light source color detection in the dark environment is not disturbed by the external natural light. The light source emits wide wavelength light or specific RGB spectral wavelength light, the light filter 53 filters other light of the light source to obtain light waves of a specified wavelength range, and the photoelectric sensor 5 generates corresponding electrical signals. The signal processing assembly 6 in the box assembly 1 receives the electrical signals generated by the photoelectric sensor 5 and processes and analyzes them to determine the color and intensity of the light source. The overall structure is simple, easy to operate, high in recognition accuracy, and high in cost performance.

[0034] The filterable photoelectric sensing device suitable for light source color detection in the scheme solves the problem of obtaining light source color without using a camera scheme, and uses a light source color sensor with higher cost performance to obtain light source color. In the field of industrial equipment application, the number of sensors is not restricted, and the device can be installed in a small space to realize rapid deployment and application. It can also be used in dark environments, such as shielded box bodies. A customized light filter 53 is used to obtain specific wavelength light, which is still effective in bright and dark environments. In simple light source color industrial applications, the light source color sensor responds faster. In a small space or dark environment, the device can reduce the interference of ambient light and further improve the accuracy of light source color recognition. Combined with an internal photoelectric effect sensor, the device can convert light energy into an electrical signal to realize digital processing and analysis of color information. The device has the advantages of simple structure, easy operation, high recognition accuracy, and high cost performance.

[0035] In this embodiment, as shown in Figure 4 , 5 The mounting groove 21 has three, and the light filters 53 of the photoelectric sensors 5 in each mounting groove 21 are different, which are white light filters, red light filters, and blue light filters, respectively.

[0036] Specifically, the three mounting grooves 21 are in the shape of a Chinese character 'pin', the filter 53 of the photoelectric sensor 5 in the mounting groove 21 on the left side of the bearing seat 2 is a white light filter, which is used to weaken and cut off other color light and obtain white light band light; the filter 53 of the photoelectric sensor 5 in the mounting groove 21 on the upper right side of the bearing seat 2 is a red light filter, which is used to weaken and cut off other color light and obtain red light band light; the filter 53 of the photoelectric sensor 5 in the mounting groove 21 on the lower right side of the bearing seat 2 is a blue light filter, which is used to weaken and cut off other color light and obtain blue light band light; the light intensity is converted into the size of the resistance value by the photoresistor assembly 52, and the corresponding electric signal is generated.

[0037] In the embodiment, as shown in the figure, Figure 5 The bearing seat 2 is provided with a suction cup 22, which is arranged between the three mounting grooves 21 and used to suck the light source.

[0038] Specifically, the suction cup 22 is arranged on the middle of the upper side of the bearing seat 2, and the bearing seat 2 is provided with a stop edge 23 along the circumferential side of the upper side, which is convenient for cooperating with the suction cup 22 to stably suck the measured object.

[0039] In the embodiment, as shown in the figure, Figure 4 The accommodating cavity 11 is provided with a signal processing assembly 6, which is electrically connected with the photoelectric sensor 5 through wires.

[0040] Specifically, the signal processing assembly 6 is an analog collector, which is arranged on the side of the accommodating cavity 11 away from the box opening 13 of the box assembly 1, obtains the strain current value of the photoresistor assembly 52, and processes and analyzes it to determine the color and intensity of the light source.

[0041] In the embodiment, as shown in the figure, Figure 4 The upper side of the photoelectric sensor 5 is lower than the upper side of the bearing seat 2.

[0042] Specifically, the photoelectric sensor 5 is installed in the mounting groove 21 and is lower than the groove surface of the mounting groove 21, so that when the measured object is sucked on the bearing seat 2, it will not affect and hinder the stable sucking of the measured object by the suction cup 22.

[0043] In the embodiment, as shown in the figure, Figure 4 The side of the box assembly 1 away from the box opening 13 is provided with a through hole, and the interface assembly 7 is arranged in the through hole and protrudes from the outer surface of the box assembly 1.

[0044] Specifically, the box assembly 1 is provided with a box through opening 13 on the right side and a through hole on the left side, the interface assembly 7 is arranged at the through hole, and the signal processing assembly 6 is connected with external equipment or instruments through the interface assembly 7, so that the external equipment or instruments can obtain the light source color and intensity through the interface.

[0045] In the embodiment, as shown in the figure, Figure 1 The driving member 3 is arranged at the bottom side of the box assembly 1, a guide shaft seat 31 is arranged at the side of the driving member 3, a guide column 32 is arranged in the guide shaft seat 31, and one end of the guide column 32 is connected with the connecting seat 4.

[0046] Specifically, one guide shaft seat 31 is arranged at the front side and the rear side of the driving member 3 at the bottom side of the box assembly 1, the guide columns 32 in the two guide shaft seats 31 are arranged in parallel with the driving member 3, the driving member 3 is a push rod cylinder, the connecting seat 4 is driven to move left and right along the guide column 32, and the box through opening 13 is opened or closed through the connecting seat 4.

[0047] In the embodiment, as shown in the figure, Figure 3 The top side of the box assembly 1 is provided with an opening 15, a cover plate 17 is arranged at the opening 15 of the box assembly 1, and a lock catch 18 is arranged at the side of the opening 15, so that the box assembly 1 is locked with the cover plate 17 through the lock catch 18.

[0048] Specifically, the cover plate 17 is hinged at the opening 15 of the box assembly 1, the rear side of the cover plate 17 is hinged to the box assembly 1 through a hinge assembly, two lock catches 18 are arranged at the front side of the box assembly 1, and the box assembly 1 is locked with the cover plate 17 through the lock catch 18.

[0049] Specifically, the hinge assembly comprises a connecting shaft, a first connecting member and a second connecting member, the first connecting member is sleeved on the connecting shaft and connected with the cover plate 17, the second connecting member is sleeved on the connecting shaft and connected with the opening 15 of the box assembly 1, so that the box assembly 1 and the cover plate 17 are relatively flipped.

[0050] In the embodiment, as shown in the figure, Figure 4 The box through opening 13 of the box assembly 1 is provided with a first ring groove 14 along the circumference, the first ring groove 14 is provided with a first sealing member, the opening 15 of the box assembly 1 is provided with a second ring groove 16 along the circumference, and the second ring groove 16 is provided with a second sealing member.

[0051] Specifically, the first sealing member and the second sealing member are both sealing rubber rings, and cooperate with the box assembly 1, the connecting seat 4 and the cover plate 17 to form a dark chamber box which is dustproof and waterproof.

[0052] In this embodiment, as shown in Figure 3 , 4 , the box assembly 1 comprises a bottom plate 19 and four side plates extending from the periphery of the bottom plate 19 in the direction perpendicular to the bottom plate 19, and the bottom plate 19, the four side plates, the connecting seat 4 and the cover plate 17 form a shielding box.

[0053] Specifically, the four side plates of the box assembly 1 are a first side plate, a second side plate, a third side plate and a fourth side plate, the first side plate is arranged opposite to the second side plate, the first side plate is adjacent to the third side plate, and the bottom plate 19 and the four side plates form an accommodating cavity 11 in a rectangular structure.

[0054] Specifically, the first side plate and the second side plate are located on the front and back sides of the bottom plate 19, the fourth side plate and the third side plate are located on the left and right sides of the bottom plate 19, the guide member 12 is arranged along the length direction of the bottom plate 19, and the box pass-through opening 13 is formed on the third side plate, the driving member 3 drives the bearing seat 2 to move along the guide member 12 and to be pulled out from the box pass-through opening 13, the lock catch 18 is arranged on the upper side of the first side plate, and the interface assembly 7 is arranged on the fourth side plate.

[0055] Specifically, the shielding box is surrounded by aluminum plates to provide a dark environment for the measured object, so that the color detection of the light source is not disturbed by the external natural light, and at the same time, electromagnetic interference is eliminated, so that the obtained current signal is more real.

[0056] Specifically, the shielding box is of a pull-out type structure, and usually the box assembly 1 and the cover plate 17 are locked by the lock catch 18; the driving member 3 drives the bearing seat 2 to move rightward, the bearing seat 2 is pulled out from the accommodating cavity 11 through the box pass-through opening 13; then the light source is placed on the bearing seat 2 and is sucked by the suction cup 22, and the driving member 3 pulls the bearing seat 2 back to move to the accommodating cavity 11, so that the connecting seat 4 is attached to the box pass-through opening 13 to close the accommodating cavity 11, so that the shielding box is closed as a darkroom, the three filters 53 respectively filter other light of the light source to obtain light waves of a specified wavelength range, and the corresponding photoelectric sensor 5 generates a corresponding electric signal, the signal processing assembly 6 receives the electric signal generated by the photoelectric sensor 5 and processes and analyzes the electric signal to determine the color and intensity of the light source.

[0057] It should be noted that the above technical features continue to combine, form various embodiments not listed above, are considered to be within the scope of the description of the utility model; And, for those of ordinary skill in the art, can be improved or transformed according to the above description, and all these improvements and transformations should belong to the protection scope of the utility model claims attached to the utility model.

Claims

1. A filterable optoelectronic sensing device suitable for light source color detection for identifying a light source color, characterized in that: Including box assembly (1), bearing seat (2) and drive piece (3), the box assembly (1) is equipped with containing cavity (11) in, the containing cavity (11) is equipped with guide rail piece (12), the bearing seat (2) is slidably connected with the box assembly (1) through the guide rail piece (12); The side of the box assembly (1) is provided with a box opening (13), and the box opening (13) of the box assembly (1) is provided with a connecting seat (4) to close the containing cavity (11), one end of the bearing seat (2) is connected with the connecting seat (4); The drive piece (3) is arranged on the side of the box assembly (1), the working end of the drive piece (3) is connected with the connecting seat (4) and cooperates with the connecting seat (4) to drive the bearing seat (2) to move along the guide rail piece (12); At least one mounting groove (21) is arranged on the bearing seat (2), and a photoelectric sensor (5) is arranged in the mounting groove (21), the photoelectric sensor (5) comprises a shell (51) and a photosensitive resistance assembly (52), the photosensitive resistance assembly (52) is arranged in the shell (51), and a light filter (53) is arranged on the shell (51) to filter the light of a light source placed on the bearing seat (2).

2. The filterable photoreceptive device suitable for light source color detection according to claim 1, wherein, The mounting groove (21) has three, and the light filters (53) of the photoelectric sensors (5) in each mounting groove (21) are different, which are white light filters, red light filters and blue light filters respectively.

3. The filterable photoreceptive device suitable for light source color detection according to claim 2, wherein, The bearing seat (2) is provided with a suction disc (22), and the suction disc (22) is arranged between the three mounting grooves (21) to suck the light source.

4. The filterable photoreceptive device suitable for light source color detection of claim 1, wherein, The containing cavity (11) is provided with a signal processing assembly (6), and the signal processing assembly (6) is electrically connected with the photoelectric sensor (5) through wires.

5. The filterable photoreceptive device suitable for light source color detection according to claim 4, wherein, The upper side of the photoelectric sensor (5) is lower than the upper side of the bearing seat (2).

6. The filterable photoreceptive device suitable for light source color detection of claim 4, wherein, The side of the box assembly (1) away from the box opening (13) is provided with a perforation, and an interface assembly (7) is arranged at the perforation, the interface assembly (7) penetrates through the perforation and protrudes from the outer surface of the box assembly (1).

7. The filterable photoreceptive device suitable for color detection of a light emitting source of claim 1, wherein, The drive piece (3) is arranged on the bottom side of the box assembly (1), a guide shaft seat (31) is arranged on the side of the drive piece (3), a guide column (32) is arranged in the guide shaft seat (31), and one end of the guide column (32) is connected with the connecting seat (4).

8. The filterable photoreceptive device suitable for light source color detection of claim 1, wherein, The top side of the box assembly (1) has an opening (15), a cover plate (17) is arranged at the opening (15) of the box assembly (1), and a lock buckle (18) is arranged on the side of the opening (15), so that the box assembly (1) is locked with the cover plate (17) through the lock buckle (18).

9. Filterable light photo-sensing device suitable for light source color detection according to claim 8, characterized in that, The box opening (13) of the box assembly (1) is provided with a first ring groove (14) along the circumference, and the first ring groove (14) is provided with a first sealing piece; the opening (15) of the box assembly (1) is provided with a second ring groove (16) along the circumference, and the second ring groove (16) is provided with a second sealing piece.

10. The filterable photoreceptive device suitable for light source color detection of claim 8, wherein, The box assembly (1) comprises a bottom plate (19) and four side plates extending in the same direction from the periphery of the bottom plate (19) in a direction perpendicular to the bottom plate (19), and the bottom plate (19), the four side plates, the connecting seat (4) and the cover plate (17) jointly form a shielding box.

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