CN207872625U - Commutator vision inspection apparatus - Google Patents

Abstract

The utility model discloses a kind of commutator vision inspection apparatus, including conveying the feeding mechanism of commutator and being put into the gripping body of imaging region positioned at feeding mechanism end gripping commutator, the rotary power element for being equipped with support plate in the imaging region and support plate being driven to circumferentially rotate, the surface and side of the imaging region are respectively equipped with camera mechanism and side camera mechanism, and the mechanism for sorting that the commutator that will have been detected is taken away is additionally provided with above the support plate.Commutator is transported to the position that gripping framework can grip by feeding mechanism, commutator is gripped onto the support plate of imaging region by gripping body later, shot detection is carried out to commutator by upper camera mechanism and side camera mechanism, rotary power element drives support plate to rotate a circle while side camera mechanism is shot, so that the size per a piece of commutator segment in commutator can be detected, detection is taken away after finishing by mechanism for sorting.

Description

Commutator visual detection device

technical field

The utility model relates to a detection device, in particular to a visual detection device for a commutator.

Background technique

Visual inspection is to use machines instead of human eyes for measurement and judgment. Visual inspection refers to converting the ingested target into an image signal through machine vision products, sending it to a dedicated image processing system, and converting it into a digital signal according to pixel distribution, brightness, color and other information; the image system performs various calculations on these signals. It is a valuable mechanism for production, assembly or packaging to extract the characteristics of the target and then control the action of the equipment in the field according to the result of the discrimination. It is invaluable in its ability to detect defects and prevent defective products from being shipped to consumers.

The invention patent with application publication number CN104142334A discloses a visual detection device. The invention detects the size of the two sides and the top of the workpiece by shooting different angles with three cameras.

When the visual detection device is applied to the detection of the commutator, there will be the following problems: the commutator has requirements on the size of all the commutator segments, so it is necessary to photograph all sides of the commutator in the circumferential direction to be able to detect to the size of each commutator segment, and the visual inspection device obviously cannot meet this requirement.

Utility model content

The purpose of the utility model is to provide a commutator visual detection device, which has the advantage of being able to detect the size of each commutator segment in the commutator.

The above-mentioned technical purpose of the utility model is achieved through the following technical solutions: a commutator visual detection device, including a feeding mechanism for conveying the commutator and a device located at the end of the feeding mechanism to clamp the commutator into the imaging area Clamping mechanism, a carrier plate and a rotating power element that drives the carrier plate to rotate in the circumferential direction are provided in the imaging area, an upper imaging mechanism and a side imaging mechanism are respectively provided on the upper side and the side of the imaging area, and the carrier plate There is also a sorting mechanism on the top to take away the tested commutators.

By adopting the above technical solution, the commutator is transported to the position where the clamping structure can be clamped by the feeding mechanism, and then the commutator is clamped to the carrier plate in the imaging area by the clamping mechanism, and the commutator is clamped by the upper camera mechanism and the side The photographic mechanism shoots and inspects the commutator. While shooting from the side photographic mechanism, the power element is rotated to drive the carrier plate to rotate a circle, so that the size of each commutator piece in the commutator can be detected. The picking agency takes it away.

The utility model is further configured as follows: the upper camera mechanism includes an upper camera frame and an upper camera installed on the upper camera frame, a viewfinder is provided below the upper camera, and the position of the viewfinder facing the upper camera is opened on the viewfinder. There is a viewfinder.

By adopting the above-mentioned technical scheme, the upper camera can shoot the commutator through the viewfinder by opening a viewfinder on the viewfinder, and through the viewfinder, the upper camera can only capture the image on the carrier board, avoiding the analysis and identification of other objects. error.

The utility model is further configured as follows: the lower end surface of the viewfinder plate is provided with an extension tube at a position corresponding to the viewfinder opening, and a plurality of upper camera lights are arranged around the lower end surface of the extension tube.

By adopting the above technical solution, an upper video light is arranged at the lower end of the extension tube for illumination, so that the distance between the upper video light and the commutator is smaller and the lighting effect is better. At the same time, setting the upper camera light in a circle on the lower end surface of the extension tube can produce the effect of a shadowless light, and avoid shadows from affecting the detection accuracy.

The utility model is further configured as follows: the side camera mechanism includes a side camera frame and a side camera fixed on the side camera frame to shoot in the direction of the carrier plate, and two lampposts are arranged between the carrier plate and the side camera, And the two lampposts are respectively located on both sides of the connecting line between the carrier board and the side camera, and the side of the two lampposts facing the carrier board is provided with a plurality of side camera lights arranged from top to bottom.

By adopting the above technical solution, a side camera light is installed on the lamp post to achieve lighting effect. In addition to being used to install side camera lights, the lamp post can also play a role in limiting the shooting range.

The utility model is further set as: the sorting mechanism includes a second rodless cylinder installed in the horizontal direction and a second lifting cylinder connected to the slider of the second rodless cylinder, the lower side of the second lifting cylinder is installed There is a second thumb cylinder driven by the second lifting cylinder to move up and down, and a good product conveyor belt and a defective product conveyor belt are installed side by side on the lower side of the second rodless cylinder away from the end of the carrier plate.

By adopting the above technical scheme, after the detection is completed, the commutator is clamped by the second thumb cylinder, the second lifting cylinder drives the commutator to rise and the second rodless cylinder drives the commutator to move laterally, and the commutator is placed according to the detection result to the good product collection box or waste conveyor belt.

The utility model is further configured as follows: guide plates are provided on both sides of the conveyor belt for good products, and a collection box for good products is arranged between the two guide plates.

By adopting the above technical solution, the good product collection box is guided by the guide plate, so as to avoid deviation of its position.

The utility model is further configured to: also include a filling assembly for filling a new good product collection box.

By adopting the above technical scheme, after the qualified commutators are filled with the good product collection box, the good product conveyor belt is started to transport the good product collection box out. After a good product collection box is conveyed out, the good product collection box is filled by filling components.

The utility model is further configured as follows: the filling assembly includes a box body placement frame, a belt fixedly connected to the box body placement frame and arranged in a vertical direction, and a driving motor that drives the belt movement, and the box body placement frame faces the good product conveyor belt One side and the side facing away from the good product conveyor belt are connected, and the inner walls of the two sides that are not connected are respectively bolted with a plurality of shelf plates. In the bending section forming 90° with the laminating section, the shelf plates on both sides are aligned at different heights, and a pushing component for pushing good product collection boxes is arranged above the box placement frame.

By adopting the above technical scheme, after the good product collection box is fully loaded and transported away by the good product conveyor belt, the drive motor drives the box body placement frame to move upward through the belt until the box body moves to a position higher than the good product conveyor belt, and is pushed by the push component The good product collection box enters the good product conveyor belt.

The utility model is further configured as follows: the push assembly includes a push frame, a horizontally arranged push screw rod that is rotatably connected to the push frame, and a push motor that drives the push screw rod to rotate, and the push frame is located at a position below the push screw rod A push guide rod parallel to the push screw rod is fixed, the push guide rod is threadedly matched with the push screw rod, and a push plate is fixed at the lower end of the push block.

By adopting the above technical solution, the push motor drives the push screw to rotate. Since the push block is slidably connected to the push guide rod, the push block will move laterally at this time, so that the push plate pushes the good product collection box to the good product conveyor belt.

The utility model is further configured as follows: the clamping mechanism includes a first rodless cylinder, a first lifting cylinder connected to the slider of the first rodless cylinder, and a first thumb cylinder driven up and down by the first lifting cylinder .

By adopting the above technical solution, after the commutator is in place, the first lifting cylinder drives the first thumb cylinder to descend, and the first wooden cylinder clamps the commutator, and then transports it to the carrier board.

In summary, the beneficial effects of the utility model are:

1. The commutator is transported to the position where the clamping structure can be clamped by the feeding mechanism, and then the commutator is clamped to the carrier plate in the imaging area by the clamping mechanism, and the upper camera mechanism and the side camera mechanism are exchanged The commutator is used for shooting and detection, and the power element is rotated to drive the carrier plate to rotate one circle while the side camera is shooting, so that the size of each commutator in the commutator can be detected;

2. By opening a viewfinder on the viewfinder, the upper camera can shoot the commutator through the viewfinder, and through the viewfinder, the upper camera can only capture the image on the carrier board, so as to avoid capturing other objects and causing analysis and recognition errors.

Description of drawings

Fig. 1 is the structural representation of embodiment;

Fig. 2 is a schematic structural diagram of an embodiment after hiding an external shielding structure;

Fig. 3 is the enlarged view of place A in Fig. 2;

Fig. 4 is the structural representation of feeding mechanism in the embodiment;

Fig. 5 is a structural schematic diagram of the clamping mechanism, the upper camera mechanism and the side camera mechanism in the embodiment;

Fig. 6 is the structural representation of sorting mechanism in the embodiment;

Fig. 7 is the enlarged view of place B in Fig. 6;

Fig. 8 is an enlarged view at point C in Fig. 6 .

Reference signs: 1. Feeding mechanism; 2. Clamping mechanism; 3. Carrier; 4. Upper camera mechanism; 5. Side camera mechanism; 6. Rotary power element; 7. Sorting mechanism; 8. Vibration plate; 9. Conveying track; 10. Feed column; 11. Feed rack; 12. Feed trough; 13. Baffle; 14. The first rodless cylinder; 15. The first lifting cylinder; 16. The first thumb cylinder; 17. Positioning column; 18. Upper camera frame; 19. Upper camera; 20. Extension plate; 21. Viewfinder plate; 22. Viewfinder port; 23. Extension tube; 24. Upper camera light; 25. Side camera frame; 26. Side camera; 27. Lamp post; 28. Side camera light; 29. The second rodless cylinder; 30. The second lift cylinder; 31. The second thumb cylinder; 32. Conveyor belt for good products; 33. Conveyor belt for defective products; 34 , defective product collection box; 35, guide plate; 36, good product collection box; 37, filling component; 38, box body placement frame; 39, belt; 40, drive motor; 41, shelf plate; 43. Bending section; 44. Pushing component; 45. Pushing frame; 46. Pushing screw; 47. Pushing motor; 48. Pushing guide rod; 49. Pushing block; 50. Pushing plate.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described in further detail.

As shown in Figures 1 and 3, a commutator visual inspection device includes a feeding mechanism 1 for conveying the commutator, and a clamping mechanism 2 is connected to the end of the feeding mechanism 1 to clamp the commutator and place it on the camera. On the carrier board 3 in the area. As shown in Fig. 2 and Fig. 3, the upper end face of upper photographic mechanism 4 photographing commutator is installed directly above the photographing area, and the side photographing mechanism 5 photographing commutator side is installed on the side of photographing district. The carrier board 3 is equipped with a rotary power element 6 that drives the carrier board 3 to rotate. When the carrier board 3 rotates, the commutator rotates together, so that the side camera mechanism 5 photographs all sides of the commutator to complete the detection. The sorting mechanism 7 transports the commutators that have been detected on the carrier plate 3 out, and sorts them according to whether the commutators are qualified or not.

As shown in Figure 4, the feeding mechanism 1 includes a vibrating plate 8 for screening the commutator with the big end facing up, the outlet of the vibrating plate 8 is connected with a conveying track 9, and the end of the conveying track 9 is connected with the feed column fixed on the The feeding frame 11 on the 10 is connected, and the upper side of the feeding frame 11 has a feeding groove 12, and the side of the feeding groove 12 communicates with the conveying track 9. A baffle 13 is fixed on the upper side of the feeding frame 11 , and the baffle 13 extends to the upper side of the feeding trough 12 after being bent twice and leaves a distance from the upper end surface of the feeding frame 11 .

As shown in Fig. 3 and Fig. 5, clamping mechanism 2 comprises the first rodless cylinder 14 that is installed on the feed column 10, and the first lifting cylinder 15 is fixed on the slider of the first rodless cylinder 14, and the first lifting The underside of the cylinder 15 is equipped with a first thumb cylinder 16 driven by the first lift cylinder 15 to move up and down. The carrier plate 3 is located on the lower side of the end of the first rodless cylinder 14 away from the feed column 10 , and a positioning column 17 is formed in the middle of the carrier plate 3 to fit through the middle of the commutator to position the commutator.

As shown in Figure 5, the upper camera mechanism 4 includes an upper camera frame 18 and an upper camera 19 installed on the upper camera frame 18, the side of the upper camera frame 18 is formed with a downward extension plate 20, and the lower end of the extension plate 20 faces the upper camera One side of 19 is welded with a viewfinder 21, the position of the viewfinder 21 facing the upper camera 19 is provided with a viewfinder 22, and an extension tube 23 is welded at the position corresponding to the viewfinder 22 on the lower end surface of the viewfinder 21, and the extension tube 23 A plurality of upper camera lights 24 are evenly distributed around the lower end face of the lower end face. Through the viewfinder 22, the upper camera 19 can only take images on the carrier board 3, so as to avoid taking pictures of other objects and causing errors in analysis and recognition.

As shown in Figure 5, the side camera mechanism 5 includes a side camera frame 25 and a side camera 26 fixed on the side camera frame 25 towards the direction of the carrier board 3 for shooting, and two cameras are installed between the carrier board 3 and the side camera 26 Lampposts 27, and two lampposts 27 are respectively located on both sides of the connecting line between the carrier board 3 and the side camera 26, and a plurality of side camera lights 28 are installed on the side of the two lampposts 27 facing the carrier board 3 from top to bottom. The lamp post 27 can also play the role of limiting the shooting range except for installing the side camera light 28 .

As shown in Figure 6, the sorting mechanism 7 comprises the second rodless cylinder 29 installed in the horizontal direction and the second lifting cylinder 30 connected on the slide block of the second rodless cylinder 29, the lower side of the second lifting cylinder 30 is installed There is a second thumb cylinder 31 driven by the second lift cylinder 30 to move up and down. A good product conveyor belt 32 and a defective product conveyor belt 33 are installed side by side on the lower side of the second rodless cylinder 29 away from the end of the carrier plate 3 , and a defective product collection box 34 is placed at the end of the defective product conveyor belt 33 .

As shown in Figures 6 and 7, a guide plate 35 is installed on both sides of the good product conveyor belt 32. When the good product collection box 36 is positioned between the two guide plates 35, it is positioned by the two guide plates 35 to avoid The position of the good product collection box 36 deviates. After the qualified commutators are filled with the good product collection box 36, the good product conveyor belt 32 is started to transport the good product collection box 36 out. After a good product collection box 36 is conveyed out, the good product collection box 36 is filled by the filling assembly 37 .

As shown in Figures 6 and 8, the filling assembly 37 includes a box body placement frame 38, a belt 39 fixedly connected with the box body placement frame 38 and vertically arranged, and a drive motor 40 is installed on the upper end of the belt 39 to drive the belt 39 to move . The box body placement frame 38 is connected to the side of the good product conveyor belt 32 and the side facing away from the good product conveyor belt 32, and a plurality of frame plates 41 are respectively bolted on the inner walls of the two sides of the box body placement frame 38 that are not connected. The boards 41 all include a fitting section 42 that fits with the inner wall of the box body placement frame 38 and a bending section 43 that is located above the fitting section 42 and forms a 90° angle with the fitting section 42. The shelf plates 41 on both sides are respectively at different heights. Align one by one, and the two ends of the good product collection box 36 are supported by two aligned shelf plates 41 .

As shown in Fig. 6 and Fig. 8, the top of box body placing frame 38 is equipped with pushing assembly 44, and pushing assembly 44 comprises pushing frame 45 and the horizontally setting pushing screw rod 46 that is rotationally connected on pushing frame 45, and pushing screw rod 46 Connected with the push motor 47 that drives the push screw mandrel 46 to rotate. On the push frame 45, the position below the push screw mandrel 46 is fixed with the push guide bar 48 parallel to the push screw mandrel 46, and the push block 49 moving along the push guide bar 48 is installed on the push guide bar 48, and the push block 49 and The push screw rod 46 is threadedly matched, and the lower end of the push block 49 is fixedly connected with a push plate 50 to push the good product collection box 36.

The specific use process: the commutator is conveyed into the conveying track 9 through the vibrating plate 8, and moved into the feed trough 12. At this time, the first lifting cylinder 15 drives the first thumb cylinder 16 to descend, and the first wooden cylinder clamps the commutator, and then transports it to the carrier plate 3 . Afterwards, the upper camera light 24 is turned on, and the upper camera 19 takes pictures. After the upper camera 19 finishes shooting, the side camera light 28 is turned on, and the side camera 26 takes pictures. During the process of taking pictures by the side camera 26, the rotating power element 6 drives the carrier plate 3 to rotate a circle. After the detection is completed, the second thumb cylinder 31 clamps the commutator, and the commutator is placed on the good product collection box 36 or the waste conveyor belt according to the detection result.

After the good product collection box 36 is fully loaded and transported away by the good product conveyor belt 32, the drive motor 40 drives the box body placement frame 38 to move upward through the belt 39 until the box body moves to a position higher than the good product conveyor belt 32, and the push motor 47 drives The push screw rod 46 rotates, so that the push plate 50 pushes the good product collection box 36 onto the good product conveyor belt 32 .

The specified directions in this specific embodiment are only for the convenience of expressing the positional relationship among the various components and the mutual cooperation relationship. This specific embodiment is only an explanation of the utility model, and it is not a limitation of the utility model. After reading this description, those skilled in the art can make modifications to the embodiment without creative contribution according to needs, but as long as it is within the utility model All new claims are protected by patent law.

Claims (10)

1. A visual detection device for a commutator, comprising a feeding mechanism (1) for conveying a commutator and a clamping mechanism (2) positioned at the end of the feeding mechanism (1) to clamp the commutator and put it into the imaging area, which It is characterized in that: a carrier plate (3) and a rotating power element (6) that drives the carrier plate (3) to rotate in the circumferential direction are provided in the imaging area, and an upper imaging mechanism (4) is respectively provided directly above and on the side of the imaging area. ) and a side camera mechanism (5), and a sorting mechanism (7) for taking away the detected commutator is also arranged above the carrier plate (3). 2. The commutator visual detection device according to claim 1, characterized in that: the upper camera mechanism (4) comprises an upper camera frame (18) and an upper video camera (19) installed on the upper camera frame (18) ), the bottom of the upper camera (19) is provided with a viewfinder (21), and the position of the upper camera (19) is facing the viewfinder (22) on the described viewfinder (21). 3. The commutator visual inspection device according to claim 2, characterized in that: an extension tube (23) is provided on the lower end surface of the viewfinder plate (21) corresponding to the viewfinder opening (22), and the extension pipe (23) is A plurality of upper video lights (24) are arranged around the lower end surface of the tube (23). 4. The commutator visual detection device according to claim 1, characterized in that: the side camera mechanism (5) comprises a side camera frame (25) and is fixed on the side camera frame (25) toward the carrier plate (3). ) direction shooting side camera (26), the position between the carrier board (3) and the side camera (26) is provided with two lampposts (27), and the two lampposts (27) are respectively located on the carrier board ( 3) On both sides of the connection line with the side camera (26), the side of the two lampposts (27) facing the carrier (3) is provided with a plurality of side camera lights (28) arranged from top to bottom. 5. commutator visual detection device according to claim 1 is characterized in that: described sorting mechanism (7) comprises the second rodless cylinder (29) that horizontal direction is installed and is connected in the second rodless cylinder ( 29) the second lifting cylinder (30) on the slider, the underside of the second lifting cylinder (30) is equipped with a second thumb cylinder (31) driven by the second lifting cylinder (30) to move up and down, A good product conveyor belt (32) and a defective product conveyor belt (33) are installed side by side on the underside of the second rodless cylinder (29) away from the end of the carrier plate (3). 6. The commutator visual inspection device according to claim 5, characterized in that: guide plates (35) are provided on both sides of the good product conveyor belt (32), and one of the two guide plates (35) Good product collection box (36) is arranged between. 7. The commutator visual inspection device according to claim 6, further comprising a filling assembly (37) for filling a new good product collection box (36). 8. The commutator visual inspection device according to claim 7, characterized in that: the filling assembly (37) includes a box placement frame (38), is fixedly connected with the box placement frame (38) and is vertically oriented The belt (39) that is set and the drive motor (40) that drives the belt (39) to move, the box body placement frame (38) is facing the good product conveyor belt (32) side and the side of the good product conveyor belt (32) Perforate, and on the inner walls of both sides that do not penetrate, bolts fix a plurality of frame plates (41) respectively, and each piece of splint includes a fitting section (42) that fits with the inner wall of the box body placement frame (38) and fits with the The combined section (42) is a 90° bending section (43), the shelf plates (41) on both sides are aligned one by one at different heights, and the top of the box body placement frame (38) is provided with a pushable product Push assembly (44) of collection box (36). 9. commutator visual inspection device according to claim 8, is characterized in that: described pushing assembly (44) comprises pushing frame (45), the push screw mandrel ( 46) and the push motor (47) that drives the push screw rod (46) to rotate, the position below the push screw rod (46) on the described push frame (45) is fixed with a push guide rod parallel to the push screw rod (46) (48), the pushing guide rod (48) is threadedly matched with the pushing screw rod (46), and the lower end of the pushing block (49) is fixedly provided with a pushing plate (50). 10. The commutator visual detection device according to claim 1, characterized in that: the clamping mechanism (2) comprises a first rodless cylinder (14), a slide connected to the first rodless cylinder (14) The first lifting cylinder (15) on the block, and the first thumb cylinder (16) driven by the first lifting cylinder (15) to lift.