Double-layer appearance visual inspection equipment

Abstract

The utility model relates to double-layer appearance visual inspection equipment in the field of visual inspection equipment, which comprises a feeding mechanism, an inspection mechanism and a discharging mechanism, and the inspection mechanism comprises a machine body, an upper-layer glass turntable, a lower-layer glass turntable, a driving motor, an upper-layer visual assembly and a lower-layer visual assembly. The driving motor, the upper-layer visual assembly and the lower-layer visual assembly are all installed in the machine body, the axis of the upper-layer glass rotary disc and the axis of the lower-layer glass rotary disc are coaxial, and a rotating shaft is arranged at the output end of the driving motor, penetrates through the axis of the upper-layer glass rotary disc and the axis of the lower-layer glass rotary disc and is fixedly connected. The feeding mechanism and the discharging mechanism are both in butt joint with the upper-layer glass rotary disc and the lower-layer glass rotary disc, the upper-layer visual assembly and the lower-layer visual assembly are aligned to the upper-layer glass rotary disc and the lower-layer glass rotary disc correspondingly, the driving motor can drive the upper-layer visual assembly and the lower-layer visual assembly to rotate through the rotary shaft, and the production space is saved; and more products can be detected and processed at one time in equipment with the same size, so that the overall detection efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of visual inspection equipment, in particular to double-layer appearance visual inspection equipment. Background Art

[0002] Visual inspection equipment uses a camera to capture images of objects, then processes and analyzes them using image processing algorithms. Finally, it determines whether the objects meet requirements based on pre-set rules and standards. This process involves multiple steps, including image acquisition, image preprocessing, feature extraction, feature matching and recognition, and result determination. It is widely used in a variety of fields, including industrial automation, healthcare, intelligent agriculture, intelligent transportation systems, smart security, and logistics warehousing.

[0003] Visual inspection equipment includes a vibrating plate: Serving as the primary loading device, it uses vibration to organize disorganized products into an orderly pattern and transport them to the subsequent inspection process. A glass plate: During the transport phase, products are transported onto an optical glass turntable. The glass plate not only serves as a platform for the products but also provides a clear inspection field for the camera through its high transparency. The optical glass turntable ensures that products reach the inspection area accurately and stably. A camera: This captures images of the products on the glass plate and transmits them to an image processing system for analysis. A light source: This ensures clear images. A sorting mechanism: Based on the inspection results, the sorting mechanism separates qualified and rejected products into different exits.

[0004] Existing visual inspection equipment usually only has one layer of glass plate, which results in slow inspection speed and low production efficiency. Utility Model Content

[0005] In order to overcome the shortcomings of the existing technical solutions, the utility model provides a double-layer appearance visual inspection device, which can effectively solve the technical problem of low production efficiency.

[0006] The technical solution adopted by the utility model to solve its technical problems is:

[0007] The double-layer appearance visual inspection equipment includes a loading mechanism, an inspection mechanism and a unloading mechanism. The loading mechanism transports the product to be inspected to the inspection mechanism, the inspection mechanism takes photos of the appearance of the product for comparison, and the unloading mechanism places the inspected products in categories. The inspection mechanism includes a body, an upper glass turntable, a lower glass turntable, a drive motor, an upper visual component and a lower visual component. The drive motor, the upper visual component and the lower visual component are all installed in the body. The axes of the upper glass turntable and the lower glass turntable are coaxial. A rotating shaft is provided at the output end of the drive motor. The rotating shaft passes through the axes of the upper glass turntable and the lower glass turntable and is fixedly connected. The loading mechanism and the unloading mechanism are both docked with the upper glass turntable and the lower glass turntable. The upper visual component and the lower visual component are aligned with the upper glass turntable and the lower glass turntable respectively. The drive motor can drive the upper visual component and the lower visual component to rotate through the rotating shaft.

[0008] Furthermore, the upper visual component and the lower visual component are both composed of an industrial camera and a fill light, the industrial camera and the fill light are coaxially arranged, and the industrial camera and the fill light are both aimed at the upper glass turntable and the lower glass turntable.

[0009] Furthermore, station one, station two and station three are arranged between the loading mechanism and the unloading mechanism. Two industrial cameras and two fill lights are provided on station one, station two and station three. The two industrial cameras and two fill lights are aimed at the upper glass turntable and the lower glass turntable respectively. The products on the upper glass turntable and the lower glass turntable can pass through station one, station two and station three in turn for photo inspection.

[0010] Furthermore, the industrial camera on the workstation one is arranged on the outside of the upper glass turntable and the lower glass turntable, and the fill light is arranged close to the axis of the upper glass turntable and the lower glass turntable, for detecting the side of the product; the industrial camera on the workstation two is arranged above the upper glass turntable and the lower glass turntable, and the fill light is arranged below the upper glass turntable and the lower glass turntable, for detecting the top surface of the product; the industrial camera on the workstation three is arranged below the upper glass turntable and the lower glass turntable, and the fill light is arranged above the upper glass turntable and the lower glass turntable, for detecting the bottom surface of the product.

[0011] Furthermore, the industrial cameras and fill lights on the workstations 1, 2 and 3 are mounted on the machine body via a support frame.

[0012] Furthermore, the material discharge mechanism includes a material discharge channel, a material collection box and an air blowing head. The material discharge channel is arranged on the machine body. The two ends of the material discharge channel are respectively provided with a material distribution port and a material discharge port. The material distribution port is aligned with the edge of the upper glass turntable and the lower glass turntable. The air blowing head is aligned with the edge and the material distribution port of the upper glass turntable and the lower glass turntable, and the material collection box is connected to the material discharge port.

[0013] Furthermore, the loading mechanism includes a machine platform, a vibrating plate, an upper hopper, an upper conveyor belt and a lower conveyor belt. The vibrating plate, the upper hopper, the upper conveyor belt and the lower conveyor belt are all arranged on the machine platform. The upper hopper is connected to the vibrating plate. Two discharge ports are provided on the vibrating plate. One end of the upper conveyor belt and the lower conveyor belt are connected to the two discharge ports, and the other end is connected to the upper glass turntable and the lower glass turntable.

[0014] Compared with the existing technology, the beneficial effects of the present invention are: an upper glass turntable and a lower glass turntable are provided, and through a compact layout and optimized structure, the equipment footprint is reduced while maintaining detection accuracy, saving production space, and more products can be detected and processed at one time in equipment of the same size, thereby improving overall detection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0016] Figure 2 It is an internal schematic diagram of the utility model;

[0017] Figure 3 This is a schematic diagram of the upper glass turntable, lower glass turntable and unloading mechanism in the utility model;

[0018] Figure 4 This is a schematic diagram of an industrial camera and a fill light on station one in the present invention;

[0019] Figure 5 This is a schematic diagram of the industrial camera and fill light on the second workstation in the present invention;

[0020] Figure 6 This is a schematic diagram of the industrial camera and fill light on the third workstation in the present invention;

[0021] Figure 7 This is a workflow diagram of the utility model;

[0022] Numbers in the figure: 1-loading mechanism, 101-machine platform, 102-vibrating plate, 103-hopper, 104-upper conveyor belt, 105-lower conveyor belt, 2-detection mechanism, 201-machine body, 202-upper glass turntable, 203-lower glass turntable, 204-driving motor, 205-rotating shaft, 206-industrial camera, 207-fill light, 208-support frame, 3-unloading mechanism, 301-blank channel, 302-air blowing head, 303-good product bin, 304-NG bin, 305-bin to be inspected, 4-station one, 5-station two, 6-station three. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] The following combination Figure 1-Figure 7 The double-layer appearance visual inspection equipment of the utility model is described in detail:

[0025] The double-layer appearance visual inspection equipment includes a loading mechanism 1, a detection mechanism 2 and a unloading mechanism 3. The loading mechanism 1 transports the product to be inspected to the detection mechanism 2, the detection mechanism 2 takes photos and compares the appearance of the product, and the unloading mechanism 3 classifies and places the inspected products. The detection mechanism 2 includes a body 201, an upper glass turntable 202, a lower glass turntable 203, a drive motor 204, an upper visual component and a lower visual component. The drive motor 204, the upper visual component and the lower visual component are all installed in the body 201. The axes of the upper glass turntable 202 and the lower glass turntable 203 are coaxial. The output end of the drive motor 204 is provided with The rotating shaft 205 passes through the axis of the upper glass turntable 202 and the lower glass turntable 203 and is fixedly connected. The loading mechanism 1 and the unloading mechanism 3 are both docked with the upper glass turntable 202 and the lower glass turntable 203. The upper visual component and the lower visual component are aligned with the upper glass turntable 202 and the lower glass turntable 203 respectively. The driving motor 204 can drive the upper visual component and the lower visual component to rotate through the rotating shaft 205. Through the compact layout and optimized structure, the equipment footprint is reduced while maintaining the detection accuracy, saving production space, and more products can be detected and processed at one time in the same size of equipment, thereby improving the overall detection efficiency.

[0026] The feeding mechanism 1 includes a machine platform 101, a vibration plate 102, an upper hopper 103, an upper conveyor belt 104 and a lower conveyor belt 105. The vibration plate 102, the upper hopper 103, the upper conveyor belt 104 and the lower conveyor belt 105 are all arranged on the machine platform 101. The upper hopper 103 is connected to the vibration plate 102. The vibration plate 102 is provided with two discharge ports. One end of the upper conveyor belt 104 and the lower conveyor belt 105 is connected to the two discharge ports, and the other end is connected to the upper glass turntable 202 and the lower glass turntable 203. The product falls into the vibration plate 102 through the upper hopper 103, is neatly arranged under the vibration of the vibration plate 102, and is moved to the upper glass turntable 202 and the lower glass turntable 203 through the upper conveyor belt 104 and the lower conveyor belt 105.

[0027] The upper visual component and the lower visual component are both composed of an industrial camera 206 and a fill light 207, which are coaxially arranged. The industrial camera 206 and the fill light 207 are both aimed at the upper glass turntable 202 and the lower glass turntable 203. Station 1 4, station 2 5 and station 3 6 are arranged between the loading mechanism 1 and the unloading mechanism 3. Two industrial cameras 206 and two fill lights 207 are arranged on station 1 4, station 2 5 and station 3 6. The two industrial cameras 206 and the two fill lights 207 are respectively aimed at the upper glass turntable 202 and the lower glass turntable 203. The industrial cameras 206 and the fill lights 207 on station 1 4, station 2 5 and station 3 6 are installed on the body 201 through a support frame 208. The industrial cameras 206 and the fill lights 207 on station 1 4 The camera 206 is arranged on the outside of the upper glass turntable and the lower glass turntable 203, and the fill light 207 is arranged near the axis of the upper glass turntable and the lower glass turntable 203, for detecting the side of the product; the industrial camera 206 on the second station 5 is arranged above the upper glass turntable and the lower glass turntable 203, and the fill light 207 is arranged below the upper glass turntable and the lower glass turntable 203, for detecting the top surface of the product; the industrial camera 206 on the third station 6 is arranged below the upper glass turntable and the lower glass turntable 203, and the fill light 207 is arranged above the upper glass turntable and the lower glass turntable 203, for detecting the bottom surface of the product. The products on the upper glass turntable 202 and the lower glass turntable 203 pass through the first station 4, the second station 5 and the third station 6 in turn for photographing and inspection.

[0028] The unloading mechanism 3 includes three unloading channels 301, a collection box and an air blowing head 302. The unloading channel 301 is arranged on the machine body 201. The two ends of the unloading channel 301 are respectively provided with a dividing port and a unloading port. The dividing port is aligned with the edge of the upper glass turntable and the lower glass turntable 203. The air blowing head 302 is aligned with the edge and the dividing port of the upper glass turntable and the lower glass turntable 203. The collection box is docked with the unloading port. The three collection boxes are divided into a good product warehouse 303, an NG warehouse 304 and a warehouse to be inspected 305. The unloading channels 301 are arranged in sequence and aligned with the three collection boxes respectively. When the product is moved to align with the corresponding unloading channel 301 after the inspection is completed, the air blowing head 302 automatically blows the product into the unloading channel 301 and drops it into the corresponding collection box.

[0029] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. Double-layer appearance visual inspection equipment, including a loading mechanism, a testing mechanism, and a unloading mechanism. The loading mechanism transports the products to be inspected to the testing mechanism, which takes photos and compares the appearance of the products. The unloading mechanism places the inspected products in categories. It is characterized by: The detection mechanism includes a body, an upper glass turntable, a lower glass turntable, a driving motor, an upper visual component and a lower visual component. The driving motor, the upper visual component and the lower visual component are all installed in the body. The axes of the upper glass turntable and the lower glass turntable are coaxial. The output end of the driving motor is provided with a rotating shaft, which passes through the axes of the upper glass turntable and the lower glass turntable and is fixedly connected. The loading mechanism and the unloading mechanism are both docked with the upper glass turntable and the lower glass turntable. The upper visual component and the lower visual component are aligned with the upper glass turntable and the lower glass turntable respectively. The driving motor can drive the upper visual component and the lower visual component to rotate through the rotating shaft.

2. The double-layer appearance visual inspection equipment according to claim 1, characterized in that: The upper visual component and the lower visual component are both composed of an industrial camera and a fill light, the industrial camera and the fill light are coaxially arranged, and the industrial camera and the fill light are both aimed at the upper glass turntable and the lower glass turntable.

3. The double-layer appearance visual inspection equipment according to claim 2, characterized in that: Station one, station two and station three are arranged between the loading mechanism and the unloading mechanism. Two industrial cameras and two fill lights are arranged on station one, station two and station three. The two industrial cameras and two fill lights are aimed at the upper glass turntable and the lower glass turntable respectively. The products on the upper glass turntable and the lower glass turntable can pass through station one, station two and station three in turn for photo inspection.

4. The double-layer appearance visual inspection device according to claim 3, characterized in that: The industrial camera on the workstation one is arranged on the outside of the upper glass turntable and the lower glass turntable, and the fill light is arranged close to the axis of the upper glass turntable and the lower glass turntable, for detecting the side of the product; the industrial camera on the workstation two is arranged above the upper glass turntable and the lower glass turntable, and the fill light is arranged below the upper glass turntable and the lower glass turntable, for detecting the top surface of the product; the industrial camera on the workstation three is arranged below the upper glass turntable and the lower glass turntable, and the fill light is arranged above the upper glass turntable and the lower glass turntable, for detecting the bottom surface of the product.

5. The double-layer appearance visual inspection equipment according to claim 3, characterized in that: The industrial cameras and fill lights on the workstations 1, 2 and 3 are mounted on the machine body via a support frame.

6. The double-layer appearance visual inspection device according to any one of claims 1 to 5, characterized in that: The material discharge mechanism includes a material discharge channel, a material collection box and an air blowing head. The material discharge channel is arranged on the machine body. A material distribution port and a material discharge port are respectively provided at both ends of the material discharge channel. The material distribution port is aligned with the edge of the upper glass turntable and the lower glass turntable. The air blowing head is aligned with the edge of the upper glass turntable and the lower glass turntable and the material distribution port, and the material collection box is docked with the material discharge port.

7. The double-layer appearance visual inspection device according to any one of claims 1 to 5, characterized in that: The loading mechanism includes a machine platform, a vibrating plate, an upper hopper, an upper conveyor belt and a lower conveyor belt. The vibrating plate, the upper hopper, the upper conveyor belt and the lower conveyor belt are all arranged on the machine platform. The upper hopper is connected to the vibrating plate. Two discharge ports are provided on the vibrating plate. One end of the upper conveyor belt and the lower conveyor belt are connected to the two discharge ports, and the other end is connected to the upper glass turntable and the lower glass turntable.

Images