A visual detection assembly with sorting function
By using a ring-shaped four-station layout and a multi-station detection structure, the problem of sequential execution of detection and handling in existing technologies has been solved, achieving efficient detection and sorting functions and improving detection efficiency.
Patent Information
- Application Number
- CN202521553902.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-07-23
- Publication Date
- 2026-07-24
- Estimated Expiration
- 2035-07-23
AI Technical Summary
In existing technologies, the linear movement of a single robotic arm results in the sequential execution of detection and handling, and the detection effect needs to be improved.
It adopts a closed-loop layout with four stations, including a feeding station, a weight detection station, a visual inspection station, and a sorting and unloading station. The circular arrangement is achieved through a material transfer component, a detection structure, and a material handling structure. It is combined with a six-axis robot and a binocular rotating frame camera for detection and sorting.
Shorten the material flow path, increase the inspection cycle, and achieve efficient execution of multi-station inspection and sorting functions.
Smart Images
Figure CN224542400U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of notebook production inspection technology, and in particular to a visual inspection component with sorting function. Background Technology
[0002] Chinese patent announcement number CN222259175U, published on December 27, 2024, discloses a universal appearance inspection device utilizing artificial intelligence visual inspection. The device includes: an outer frame, a support frame within the outer frame, a product to be inspected placed on the support frame, a sliding frame horizontally mounted on the top of the outer frame, and a robotic arm mounted on the sliding frame. The robotic arm's front end is equipped with a laser sensor, a contact sensor, and a visual inspection mechanism. A carrier plate is mounted on the support frame, and the product to be inspected is placed on the carrier plate. Multiple positioning point supports are provided on the product. This universal appearance inspection device utilizing artificial intelligence visual inspection provides full coverage of multiple surfaces of a product at free angles, greatly improving the inspection coverage rate. The current technology suffers from the drawback of linear movement of a single robotic arm, with inspection and handling performed sequentially, resulting in insufficient inspection effectiveness. Therefore, a solution is urgently needed. Utility Model Content
[0003] Based on this, the purpose of this utility model is to provide a visual inspection component with sorting function, featuring a closed-loop layout of four circular workstations, which shortens the material flow path and improves the inspection cycle.
[0004] This utility model provides a visual inspection component with sorting function, including a loading station, a weight detection station, an appearance inspection station, and a sorting and unloading station arranged in a ring according to the inspection steps; a material transfer component is provided in the middle of the loading station, weight detection station, appearance inspection station, and sorting and unloading station; a mounting bracket is provided at the top of the loading station, weight detection station, appearance inspection station, and sorting and unloading station, and an inspection structure and a touch screen are provided on the mounting bracket; a first material picking structure is provided between the loading station and the weight detection station, and a second material picking structure is provided between the appearance inspection station and the sorting and unloading station; a first conveyor belt and a second conveyor belt are arranged sequentially from top to bottom at the loading station; a third conveyor belt and a fourth conveyor belt are arranged sequentially from top to bottom at the weight detection station; and a fifth conveyor belt and a sixth conveyor belt are arranged sequentially from top to bottom at the sorting and unloading station.
[0005] The material transfer assembly includes a rotary drive assembly, a mounting column, four third-axis lead screw motors, and four product support structures. The power output end of the rotary drive assembly is connected to the mounting column. The third-axis lead screw motors are mounted vertically on all four sides of the mounting column, and each third-axis lead screw motor is connected to the support structure via a slide block.
[0006] Both the first and second material handling structures include a second rotary motor, a fourth axial lead screw motor, and a four-axis manipulator. The power output end of the second rotary motor is connected to the fourth axial lead screw motor. The fourth axial lead screw motor is parallel to the third axial lead screw motor. The fourth axial lead screw motor is connected to the four-axis manipulator via a slide block. The four-axis manipulator is equipped with a negative pressure suction cup.
[0007] The material transfer assembly, detection structure, touch screen, first material handling structure, second material handling structure, first conveyor belt, second conveyor belt, third conveyor belt, fourth conveyor belt, fifth conveyor belt, and sixth conveyor belt are all connected to the industrial control system.
[0008] Preferably, a first axial screw motor is installed on each of the two opposite inner sidewalls along the length of the mounting bracket, and a second axial screw motor is connected between the first axial screw motors on opposite sides via a slide block. The first axial screw motor and the second axial screw motor are perpendicular to each other. Both the first axial screw motor and the second axial screw motor are connected to the industrial control system. The detection structure includes a six-axis robot and a binocular rotating frame camera. The six-axis robot is equipped with a first pneumatic suction cup, and the binocular rotating frame camera is connected to the six-axis robot through the first pneumatic suction cup.
[0009] Preferably, the product support structure includes a first rotary motor, a lifting motor, a support plate, and a weighing sensor group. The first rotary motor is mounted on the slider of the third axial lead screw motor. The power output end of the first rotary motor is connected to the lifting motor, and the power output end of the lifting motor is connected to the support plate. The weighing sensor group is symmetrically distributed at the bottom of the four corners of the support plate and is fixed to the support plate by rigid connecting flanges.
[0010] Preferably, the upper surface of the support plate is provided with an anti-slip pad layer.
[0011] Preferably, the rotary drive assembly includes a servo motor, the output shaft of which is directly connected to the input end of a worm gear via a coupling, the worm gear meshing with a worm wheel for transmission, and the output end of the worm wheel being coaxially and fixedly connected to the mounting column via a keyway. A high-precision encoder is integrated at the tail of the servo motor; the servo motor, the encoder, and the industrial control system are electrically connected.
[0012] The beneficial effects of this utility model are as follows: the feeding station, weight detection station, appearance detection station, and sorting and unloading station are arranged in a ring according to the detection steps, realizing the functions of feeding, weighing and sorting, appearance detection and appearance sorting, shortening the logistics flow path and improving the detection cycle. Attached Figure Description
[0013] Figure 1 This is a perspective view of the present invention.
[0014] The attached figures are labeled as follows: mounting bracket 11, touch screen display 10, first axial lead screw motor 12, second axial lead screw motor 13, six-axis robot 14, binocular rotating frame camera 15, loading station 16, weight detection station 17, appearance inspection station 18, sorting and unloading station 19, first conveyor belt 21, second conveyor belt 20, second rotary motor 22, fourth axial lead screw motor 23, rotary drive assembly 24, third conveyor belt 26, fourth conveyor belt 25, second material handling structure 27, fifth conveyor belt 28, sixth conveyor belt 29, four-axis robot 30, negative pressure suction cup 31, third axial lead screw motor 32, laptop computer 33, lifting motor 34, material transfer assembly 35, first material handling structure 36, first pneumatic suction cup 37, first rotary motor 38, support plate 39, mounting column 40. Detailed Implementation
[0015] To further understand the features, technical means, and specific objectives and functions achieved by this utility model, the following detailed description of this utility model is provided in conjunction with specific embodiments and accompanying drawings.
[0016] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.
[0017] Please refer to Figure 1 As shown, a visual inspection component with sorting function includes a loading station 16, a weight inspection station 17, an appearance inspection station 18, and a sorting and unloading station 19 arranged in a ring according to the inspection steps.
[0018] A material transfer component 35 is provided in the middle of the feeding station 16, weight detection station 17, appearance inspection station 18, and sorting and unloading station 19. A mounting bracket 11 is provided on the top of the feeding station 16, weight detection station 17, appearance inspection station 18, and sorting and unloading station 19. A detection structure and a touch screen display 10 are provided on the mounting bracket 11. A first material picking structure 36 is provided between the feeding station 16 and the weight detection station 17, and a second material picking structure 27 is provided between the appearance inspection station 18 and the sorting and unloading station 19. The loading station 16 is equipped with a first conveyor belt 21 and a second conveyor belt 20 from top to bottom; the weight detection station 17 is equipped with a third conveyor belt 26 and a fourth conveyor belt 25 from top to bottom; the sorting and unloading station 19 is equipped with a fifth conveyor belt 28 and a sixth conveyor belt 29 from top to bottom; different models of laptops 33 can choose to use the upper or lower conveyor belt, which can be set according to the actual production line needs of the workshop; when the upper conveyor belt is used, the transfer component 35 is set at the upper position for detection, and similarly, when the lower conveyor belt is used, the transfer component 35 is set at the lower position for detection. Regardless of which model of product is being detected, the fifth conveyor belt 28 and the sixth conveyor belt 29 at the sorting and unloading station 19 are used to sort products that meet the predetermined requirements and those that do not for output.
[0019] The material transfer assembly 35 includes a rotary drive assembly 24, a mounting column 40, four third-axis lead screw motors 32, and four product support structures. The power output end of the rotary drive assembly 24 is connected to the mounting column 40. Each of the four sides of the mounting column 40 is vertically mounted with a third-axis lead screw motor 32, and each third-axis lead screw motor 32 is connected to the support structure via a slide block. The rotary drive assembly 24 includes a servo motor. The output shaft of the servo motor is directly connected to the input end of a worm gear via a coupling. The worm gear meshes with a worm wheel for transmission. The output end of the worm wheel is coaxially and fixedly connected to the mounting column 40 via a keyway. A high-precision encoder is integrated at the tail of the servo motor. The servo motor, encoder, and industrial control system are electrically connected. The rotary drive assembly 24 drives the mounting column 40 to rotate, thereby synchronously driving the four third-axis lead screw motors 32 and the four product support structures to rotate circumferentially between the loading station 16, weight detection station 17, appearance inspection station 18, and sorting and unloading station 19. The product support structure is moved up and down by the third axial lead screw motor 32.
[0020] Both the first material handling structure 36 and the second material handling structure 27 include a second rotary motor 22, a fourth-axis lead screw motor 23, and a four-axis manipulator 30. The power output end of the second rotary motor 22 is connected to the fourth-axis lead screw motor 23. The fourth-axis lead screw motor 23 is parallel to the third-axis lead screw motor 32. The fourth-axis lead screw motor 23 is connected to the four-axis manipulator 30 through a slide. The four-axis manipulator 30 is equipped with a negative pressure suction cup 31. The second rotary motor 22 drives the fourth-axis lead screw motor 23 and the four-axis manipulator 30 to achieve a predetermined angle of deflection, and the negative pressure suction cup 31 is used to grasp the laptop computer 33.
[0021] The material transfer assembly 35, the detection structure, the touch screen 10, the first material handling structure 36, the second material handling structure 27, the first conveyor belt 21, the second conveyor belt 20, the third conveyor belt 26, the fourth conveyor belt 25, the fifth conveyor belt 28, and the sixth conveyor belt 29 are all connected to the industrial control system.
[0022] A first axial lead screw motor 12 is mounted on each of the two opposing inner sidewalls along the length of the mounting bracket 11. A second axial lead screw motor 13 is connected between the two opposing first axial lead screw motors 12 via a sliding block, and the first axial lead screw motors 12 and the second axial lead screw motors 13 are perpendicular to each other. Both the first axial lead screw motors 12 and the second axial lead screw motors 13 are connected to the industrial control system. The detection structure includes a six-axis robot arm 14 and a binocular rotating frame camera 15. The six-axis robot arm 14 is equipped with a first pneumatic suction cup 37, and the binocular rotating frame camera 15 is connected to the six-axis robot arm 14 via the first pneumatic suction cup 37. The two first axial lead screw motors 12 drive the second axial lead screw motors 13 and the detection structure to move along the length of the mounting bracket 11, and the second axial lead screw motors 13 drive the detection structure to move along its length.
[0023] The product support structure includes a first rotary motor 38, a lifting motor 34, a support plate 39, and a load cell assembly. The first rotary motor 38 is mounted on the slider of the third axial lead screw motor 32. The power output end of the first rotary motor 38 is connected to the lifting motor 34, and the power output end of the lifting motor 34 is connected to the support plate 39. The load cell assembly is symmetrically distributed at the four bottom corners of the support plate 39 and is fixed to the support plate 39 by rigid connecting flanges. The upper surface of the support plate 39 is provided with an anti-slip pad layer, which protects the laptop 33 from scratches and increases the contact force between the support plate 39 and the laptop 33.
[0024] Taking the operation of the upper conveyor belt as an example, the operation steps are as follows:
[0025] 1. The first conveyor belt 21 transports the laptop 33 toward the transfer assembly 35;
[0026] 2. The first material handling structure 36 places the laptop 33 on the product support structure of the material transfer component 35;
[0027] 3. The laptop 33 is weighed on the product support structure. The first material handling structure 36 removes the laptop 33 that does not meet the specified weight and places it on the third conveyor belt 26. If the laptop 33 meets the predetermined weight, it continues to be conveyed to the appearance inspection station 18 for inspection by the material handling component 35.
[0028] 4. The laptop computer 33 is inspected by the appearance inspection station 18. Through the analysis of the industrial control system, the second material handling structure 27 places the laptop computer 33 that meets the requirements and the laptop computer 33 that does not meet the requirements into the fifth conveyor belt 28 and the sixth conveyor belt 29 for output.
[0029] This implementation method uses a circular arrangement of the feeding station, weight detection station, appearance inspection station, and sorting and unloading station to achieve the functions of feeding, weighing and sorting, appearance inspection, and appearance sorting, thereby shortening the logistics flow path and improving the inspection cycle.
[0030] The above-described embodiments are merely one implementation of this utility model, and while the descriptions are specific and detailed, they should not be construed as limiting the scope of this utility model patent. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of this utility model, and these all fall within the protection scope of this utility model. Therefore, the protection scope of this utility model patent should be determined by the appended claims.
Claims
1. A visual inspection component with sorting function, characterized in that: It includes a loading station (16), a weight detection station (17), an appearance detection station (18), and a sorting and unloading station (19) arranged in a ring according to the detection steps; A transfer assembly (35) is provided in the middle of the loading station (16), weight detection station (17), appearance inspection station (18), and sorting and unloading station (19). A mounting bracket (11) is provided at the top of the loading station (16), weight detection station (17), appearance inspection station (18), and sorting and unloading station (19). A detection structure and a touch screen display (10) are provided on the mounting bracket (11). A [missing information - likely a device or structure] is provided between the loading station (16) and the weight detection station (17). The first material handling structure (36) is provided with a second material handling structure (27) between the appearance inspection station (18) and the sorting and unloading station (19); the loading station (16) is provided with a first conveyor belt (21) and a second conveyor belt (20) from top to bottom; the weight inspection station (17) is provided with a third conveyor belt (26) and a fourth conveyor belt (25) from top to bottom; the sorting and unloading station (19) is provided with a fifth conveyor belt (28) and a sixth conveyor belt (29) from top to bottom; The material transfer assembly (35) includes a rotary drive assembly (24), a mounting column (40), four third-axis lead screw motors (32), and four product support structures; the power output end of the rotary drive assembly (24) is connected to the mounting column (40), and the third-axis lead screw motors (32) are installed vertically on the four sides of the mounting column (40), and each of the third-axis lead screw motors (32) is connected to the support structure through a slide block; Both the first material handling structure (36) and the second material handling structure (27) include a second rotary motor (22), a fourth axial screw motor (23), and a four-axis manipulator (30). The power output end of the second rotary motor (22) is connected to the fourth axial screw motor (23). The fourth axial screw motor (23) and the third axial screw motor (32) are parallel to each other. The fourth axial screw motor (23) is connected to the four-axis manipulator (30) through a slide. The four-axis manipulator (30) is equipped with a negative pressure suction cup (31). The material transfer assembly (35), detection structure, touch screen (10), first material handling structure (36), second material handling structure (27), first conveyor belt (21), second conveyor belt (20), third conveyor belt (26), fourth conveyor belt (25), fifth conveyor belt (28), and sixth conveyor belt (29) are all connected to the industrial control system.
2. The visual inspection component with sorting function according to claim 1, characterized in that: The mounting bracket (11) has two opposing inner sidewalls along its length each equipped with a first axial screw motor (12). The first axial screw motors (12) on opposite sides are connected by a second axial screw motor (13) via a slide block. The first axial screw motors (12) and the second axial screw motors (13) are perpendicular to each other. Both the first axial screw motors (12) and the second axial screw motors (13) are connected to the industrial control system. The detection structure includes a six-axis manipulator (14) and a binocular rotating frame camera (15). The six-axis manipulator (14) is equipped with a first pneumatic suction cup (37), and the binocular rotating frame camera (15) is connected to the six-axis manipulator (14) via the first pneumatic suction cup (37).
3. A visual inspection component with sorting function according to claim 1, characterized in that: The product support structure includes a first rotary motor (38), a lifting motor (34), a support plate (39), and a weighing sensor group. The first rotary motor (38) is mounted on the slider of the third axial lead screw motor (32). The power output end of the first rotary motor (38) is connected to the lifting motor (34), and the power output end of the lifting motor (34) is connected to the support plate (39). The weighing sensor group is symmetrically distributed at the bottom of the four corners of the support plate (39) and is fixed to the support plate (39) through rigid connecting flanges.
4. A visual inspection component with sorting function according to claim 3, characterized in that: The upper surface of the support plate (39) is provided with an anti-slip pad layer.
5. A visual inspection component with sorting function according to claim 1, characterized in that: The rotary drive assembly (24) includes a servo motor. The output shaft of the servo motor is directly connected to the input end of the worm gear through a coupling. The worm gear meshes with the worm wheel for transmission. The output end of the worm wheel is coaxially and fixedly connected to the mounting column (40) through a keyway. A high-precision encoder is integrated at the tail of the servo motor. The servo motor, the encoder, and the industrial control system are electrically connected.