CN218629569U - Tablet defect detection system based on vision - Google Patents

Abstract

The utility model discloses a tablet defect detecting system based on vision, which comprises a frame and an industrial computer, the frame is provided with transport mechanism and at least one flourishing material subassembly, flourishing material subassembly includes the bottom plate and slides and connect in bottom plate top slide, bottom plate and slide all slide and connect in the inner wall department of frame, the bottom plate has been link up there is the discharge opening, the slide has been link up there is the blowing hole, the space that blowing hole and the top surface of bottom plate formed supplies the tablet that awaits measuring to place, the frame is provided with the removing devices who is used for driving the slide, the frame corresponds removing devices department and is provided with cartridge and visual detection device, the opening of cartridge moves towards the discharge opening, removing devices, visual detection device all is connected with the industrial computer and receives its control. The utility model discloses an action of slide drives the defect tablet and falls into the feed box, and the discharge opening is closed to the slide after reseing, and transport mechanism cooperation frame forms comparatively inclosed space, blocks that impurity causes secondary pollution to the defect tablet in getting into the feed box, does benefit to the recovery reprocessing of defect tablet.

Description

Tablet defect detection system based on vision

Technical Field

The utility model relates to a tablet detects technical field, in particular to tablet defect detecting system based on vision.

Background

At present, most pharmaceutical enterprises have strict requirements on the production of tablets, defective tablets which are broken, broken and stained on the surface can be generated in the tablet pressing process, the drug effect of the defective tablets is poor, and the health and safety of patients are concerned. Along with the progress of modernization production technology, in the pharmaceutical assembly line, current detecting system adopts visual detection device to replace manual detection mostly, shoot the tablet on the conveyer belt through the camera, transmit tablet image to the industrial computer and examine, industrial computer control removing devices rejects the defect tablet from the conveyer belt, the staff bottles the packing with qualified tablet, retrieve the reprocessing after the defect tablet of rejection is collected, however, when this detecting system rejects the defect tablet, the defect tablet of collection exposes in the external world for a long time, external impurity causes secondary pollution to the defect tablet easily, be unfavorable for the recovery reprocessing of defect tablet.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the not enough and a tablet defect detecting system based on vision that designs of above-mentioned technique, the action through the slide drives the defect tablet and falls into the feed box, and the discharge opening is closed to the slide after reseing, and transport mechanism cooperation frame forms comparatively inclosed space, stops that impurity causes secondary pollution to the defect tablet in getting into the feed box, does benefit to the recovery reprocessing of defect tablet.

In order to solve the technical problem, the technical scheme of the utility model is that: the utility model provides a tablet defect detecting system based on vision, includes frame and industrial computer, and the frame is provided with transport mechanism and at least one flourishing material subassembly, flourishing material subassembly including being located transport mechanism last bottom plate with slide connect in slide on the bottom plate, the bottom plate with the slide all slide connect in the inner wall department of frame, the bottom plate is link up there is the discharge opening, the slide link up with the blowing hole of discharge opening dislocation set, the space that blowing hole and the top surface of bottom plate formed supplies the tablet that awaits measuring to place, the frame is provided with and is used for the drive the removing devices of slide, the frame corresponds removing devices department is provided with the cartridge and is used for detecting whether flawed visual detection device takes with the tablet, the opening orientation of cartridge the discharge opening, removing devices visual detection device all with the industrial computer is connected and is controlled by it, works as when visual detection device detects the tablet, removing devices moves, makes the blowing hole with the discharge opening aligns the intercommunication and then drives the flawed tablet and falls into in the cartridge.

Preferably, transport mechanism includes driving motor, drive roll, driven voller and conveyer belt, the drive roll with driving motor's drive end is connected, the drive roll with the driven voller passes through the conveyer belt is connected, driving motor with the industrial computer is connected and is controlled by it, the bottom plate set up in on the conveyer belt, the discharge opening link up to on the conveyer belt.

Preferably, the rack is provided with a mounting member for slidably connecting the cartridge, the mounting member is located in an inner peripheral region of the conveyor belt, and a moving hole for moving the cartridge is penetrated through the rack.

Preferably, a sliding groove for the sliding connection of the sliding plate is penetrated through one side of the rack, a driving groove is penetrated through the other side of the rack, the sliding groove and the driving groove correspond to the removing device, the removing device comprises a driving piece which is connected in the driving groove in a sliding mode and a telescopic driving device which is used for driving the driving piece, the driving piece is in contact with the sliding plate, and the telescopic driving device is connected with the industrial personal computer and controlled by the industrial personal computer.

Preferably, the vision detection device comprises a light source piece, a photoelectric sensor and an industrial camera for collecting tablet images, the driving motor, the light source piece and the industrial camera are all connected with the industrial personal computer and controlled by the industrial personal computer, the sensing end of the photoelectric sensor corresponds to the shooting area of the industrial camera, and when the photoelectric sensor detects a tablet, the industrial personal computer stops driving the motor and starts the industrial camera.

Preferably, the frame is close to the lateral wall in drive groove be provided with industrial computer electric connection's contact switch, the slide with contact switch offsets, contact switch triggers, the industrial computer starts driving motor.

Preferably, the frame is close to the lateral wall of spout is provided with the installation shell, seted up in the installation shell with the communicating groove that resets of spout, the slide expose the tip of spout peg graft in the inslot that resets, the inslot that resets slides and is connected with the board that resets, reset the board with it is provided with the elastic component to reset between the groove.

Preferably, the reset groove is provided with a limit groove, and the reset plate is provided with a limit block connected with the limit groove in a sliding manner.

Compared with the prior art, the beneficial effects of the utility model are that: the space that the feed hole and the top surface of bottom plate formed supplies the tablet that awaits measuring to place, transport mechanism carries the tablet that awaits measuring to visual detection device department through holding the material subassembly, stop transport mechanism, visual detection device can detect whether there is the defect in the tablet that awaits measuring, if visual detection device detects the defect tablet, the industrial computer starts removing devices, be used for driving the slide to slide on the bottom plate to, the inner hole wall in feed hole drives the defect tablet and is close to discharge hole department, when feed hole and discharge hole align to communicate with each other, the defect tablet falls into the charging box through the discharge hole, can reset the slide to inconsistent with the frame inner wall, so that transport mechanism continues to remove and hold the material subassembly, the charging box is located transport mechanism inside, and the discharge hole is closed to the slide after resetting, cooperate the inner wall of frame, form comparatively airtight space, be used for blockking that external impurity from getting into in the charging box through the discharge hole, avoid the defect tablet to receive secondary pollution, do benefit to the recovery reprocessing of defect tablet.

Drawings

FIG. 1 is a schematic structural view of an embodiment;

FIG. 2 is a first cross-sectional view of the embodiment;

FIG. 3 is a second cross-sectional view of the embodiment.

In the figure: 1. a frame; 2. an industrial personal computer; 3. a transfer mechanism; 31. a drive roll; 32. a driven roller; 33. a conveyor belt; 34. a drive motor; 4. a material containing assembly; 41. a base plate; 42. a slide plate; 5. a discharge hole; 6. a discharge hole; 7. a rejecting device; 71. a drive member; 72. a telescopic driving device; 8. a visual inspection device; 81. a light source element; 82. a photoelectric sensor; 83. an industrial camera; 9. a cartridge; 10. a mounting member; 11. a movable hole; 12. a chute; 13. a drive slot; 14. a contact switch; 15. mounting a shell; 16. a reset groove; 17. a reset plate; 18. an elastic member; 19. a limiting groove; 20. a limiting block; 21. conducting strips; 22. and a guide groove.

Detailed Description

The invention is further described by the following embodiments in conjunction with the accompanying drawings.

Referring to fig. 1, 2 and 3, a tablet defect detection system based on vision includes a rack 1 and an industrial personal computer 2, where the industrial personal computer 2 is also called an industrial control computer, and has important computer attributes and characteristics such as a CPU, a hard disk, a memory, external devices and interfaces, an operating system, a control network and protocol, and computing power, and has an image processing function, and is not described in detail herein for the conventional technology.

Frame 1 is provided with transport mechanism 3, transport mechanism 3 includes driving motor 34, drive roll 31, driven voller 32, and conveyer belt 33, drive roll 31 is connected with driving motor 34's drive end, drive roll 31 and driven voller 32 pass through conveyer belt 33 and are connected, drive roll 31 and driven voller 32 all rotate and connect in the inner wall department of frame 1, the figure of driven voller 32 is a plurality of, a plurality of driven voller 32 are along the length direction evenly distributed of frame 1, the both sides of conveyer belt 33 all are inconsistent with the inner wall of frame 1, driving motor 34 is connected with industrial computer 2 and is controlled by it, be provided with a plurality of flourishing material subassemblies 4 on the transport mechanism 3, a plurality of flourishing material subassemblies 4 are along the circumference evenly distributed of conveyer belt 33, flourishing material subassembly 4 includes bottom plate 41 and slide 42, bottom plate 41 dismantlement formula is connected on conveyer belt 33, slide 42 slides and connects on bottom plate 41, the two evenly slides and connects in the inner wall department of frame 1, bottom plate 41 has link up discharge opening 5, discharge opening 5 link up to conveyer belt 33 on. The sliding plate 42 is communicated with a discharging hole 6 which is arranged in a staggered mode with the discharging hole 5, the rack 1 is provided with a removing device 7 used for driving the sliding plate 42, a loading box 9 and a visual detection device 8 used for detecting whether tablets are defective or not are arranged at the position, corresponding to the removing device 7, of the rack 1, the opening of the loading box 9 faces the discharging hole 5, the rack 1 is provided with an installation piece 10 used for the sliding connection of the loading box 9, the rack 1 is communicated with a movable hole 11 used for the movement of the loading box 9, the installation piece 10 is located in the inner peripheral area of the conveying belt 33, the removing device 7 and the visual detection device 8 are both connected with the industrial personal computer 2 and controlled by the industrial personal computer 2, when the visual detection device 8 detects a defective tablet, the removing device 7 acts, the discharging hole 6 and the discharging hole 5 are enabled to be aligned and communicated, and then the defective tablet is driven to fall into the loading box 9.

Run through the spout 12 that supplies slide 42 to slide and connect in one side of frame 1, the opposite side of frame 1 has been run through driving groove 13, spout 12 and driving groove 13 position all correspond with removing device 7, removing device 7 is including sliding the driving piece 71 and the flexible drive arrangement 72 of connecting in driving groove 13, the one end and the slide 42 of driving piece 71 are inconsistent, the other end and the drive end of flexible drive arrangement 72 of driving piece 71 are contradicted, flexible drive arrangement 72 is connected and is controlled by it with industrial computer 2.

The visual detection device 8 comprises a light source part 81, a photoelectric sensor 82 and an industrial camera 83 for collecting tablet images, the driving motor 34, the light source part 81 and the industrial camera 83 are all connected with and controlled by the industrial personal computer 2, the sensing end of the photoelectric sensor 82 corresponds to the shooting area of the industrial camera 83, the space formed by the discharge hole 6 and the top surface of the bottom plate 41 is used for placing tablets to be detected so as to unify the placing positions of the tablets to be detected on the conveyor belt 33, a worker starts the driving motor 34 through the industrial personal computer 2 to enable the conveyor belt 33 to run to convey the material containing assembly 4 to the visual detection device 8, the light source part 81 is an annular LED lamp and is positioned at the industrial camera 83 to irradiate the tablets to be detected at the shooting area of the industrial camera 83, a better light environment is provided for the industrial camera 83, and the industrial camera 83 is ensured to collect high-quality images, the light emitted by the light source part 81 is reflected on the tablet to be detected so that the photoelectric sensor 82 can sense the light, when the photoelectric sensor 82 detects the tablet, the industrial personal computer 2 stops driving the motor 34 and starts the industrial camera 83, at the moment, the tablet to be detected is located in the shooting area of the industrial camera 83, the industrial camera 83 collects the image of the tablet to be detected located in the shooting area and transmits the collected image of the tablet to the industrial personal computer 2, the tablet to be detected is analyzed to be enough defective, when the visual detection device 8 detects the defective tablet, the industrial personal computer 2 starts the removing device 7, the telescopic driving device 72 is an air cylinder or an electric cylinder, the driving end of the telescopic driving device 72 extends out, the driving part 71 abuts against the sliding plate 42 through the end part of the driving groove 13 so as to drive the sliding plate 42 to slide upwards on the bottom plate 41, the top surface of the bottom plate 41 is symmetrically provided with two guide bars 21, and the discharge hole 5 is located between the two guide bars 21, the bottom surface of the sliding plate 42 is provided with a guide groove 22 for the guide bar 21 to slide and connect, so as to guide the sliding direction of the sliding plate 42 and ensure that the sliding plate 42 passes through the sliding chute 12. At this moment, the inner hole wall of the discharging hole 6 drives the defective tablet to be close to the discharging hole 5, until the discharging hole 6 and the discharging hole 5 are aligned and communicated, the defective tablet falls into the charging box 9 through the discharging hole 5, the sliding plate 42 can be reset to be inconsistent with the inner wall of the rack 1, so that the conveying mechanism 3 continues to move the material containing assembly 4, the charging box 9 is positioned inside the conveying mechanism 3, the discharging hole 5 is closed by the sliding plate 42 after reset, the inner wall of the rack 1 is matched, a relatively closed space is formed, the external impurity is blocked to enter the charging box 9 through the discharging hole 5, the tablet defect is prevented from being subjected to secondary pollution, and the recovery and reprocessing of the defective tablet are facilitated.

The side wall of the frame 1 close to the chute 12 is provided with a mounting shell 15, a reset groove 16 communicated with the chute 12 is formed in the mounting shell 15, a reset plate 17 is connected in the reset groove 16 in a sliding manner, an elastic part 18 is arranged between the reset plate 17 and the reset groove 16, the reset groove 16 is provided with a limiting groove 19, the reset plate 17 is provided with a limiting block 20 connected in the limiting groove 19 in a sliding manner, the limiting groove 19 is used for limiting the sliding direction of the reset plate 17, the reset plate 17 is prevented from being separated from the reset groove 16, in the process of rejecting defective tablets by the rejecting device 7, the end part of the sliding plate 42 exposed out of the chute 12 is inserted in the reset groove 16 and is abutted against the reset plate 17, the elastic part 18 is compressed and contracted, after the defective tablets are rejected, until the limiting block 20 is abutted against the inner groove wall of the side of the chute 12 far away from the limiting groove 19, the industrial personal computer 2 controls the telescopic driving device 72 to return, the elastic part 17 drives the reset plate 17 to assist in driving to drive the sliding plate 42 to reset action, the position of the discharging hole 6 and the discharging hole 5 are gradually far away from each other until the sliding plate is completely dislocated, the side wall of the sliding plate 14, the sliding plate 14 electrically connected with the industrial computer 13, the industrial computer 14, the contact switch 14, the industrial computer 14, the qualified tablet packing switch 14 is triggered to transmit the qualified tablet packing area, and the qualified tablet packing area to the qualified tablet packing area, and transmit the qualified tablet packing area by the qualified tablet packing area of the qualified camera 7. The system has high electromechanical integration degree and stable transmission, reduces the labor intensity of workers and improves the detection efficiency of tablets.

Of course, the above is only the typical example of the present invention, in addition, the present invention can also have other multiple specific embodiments, and all the technical solutions formed by adopting equivalent replacement or equivalent transformation all fall within the scope of the present invention.

Claims (8)

1. A vision-based tablet defect detection system is characterized in that: comprises a rack (1) and an industrial personal computer (2), wherein the rack (1) is provided with a conveying mechanism (3) and at least one material containing component (4), the material containing component (4) comprises a bottom plate (41) positioned on the conveying mechanism (3) and a discharging hole (6) connected with the discharging hole (5) in a sliding manner, the bottom plate (41) and the sliding plate (42) are connected with the inner wall of the rack (1) in a sliding manner, the discharging hole (5) is communicated with the bottom plate (41), the discharging hole (6) is communicated with a discharging hole (6) arranged in a staggered manner with the discharging hole (5), the space formed by the discharging hole (6) and the top surface of the bottom plate (41) is used for placing tablets to be detected, the rack (1) is provided with a rejecting device (7) for driving the sliding plate (42), the rack (1) corresponds to the rejecting device (7), the rejecting device (9) is provided with a visual detection device (8) for detecting whether the tablets have defects, the opening of the charging box (9) faces to the discharging hole (5), the visual detection device (8) is connected with the visual detection device (8) and is controlled by the visual detection device (8) when the defects are detected, and the discharge hole (6) and the discharge hole (5) are aligned and communicated to drive the defective tablets to fall into the charging box (9).

2. The vision-based tablet defect detection system of claim 1, wherein: transport mechanism (3) include driving motor (34), drive roll (31), driven voller (32) and conveyer belt (33), drive roll (31) with the drive end of driving motor (34) is connected, drive roll (31) with driven voller (32) pass through conveyer belt (33) are connected, driving motor (34) with industrial computer (2) are connected and are controlled by it, bottom plate (41) set up in on conveyer belt (33), discharge opening (5) link up to on conveyer belt (33).

3. A vision-based tablet defect detection system as in claim 2 wherein: the rack (1) is provided with a mounting piece (10) for the sliding connection of the charging box (9), the mounting piece (10) is positioned in the inner peripheral area of the conveyor belt (33), and a movable hole (11) for the movement of the charging box (9) penetrates through the rack (1).

4. The vision-based tablet defect detection system of claim 2, wherein: one side of frame (1) is link up there is the confession slide (12) that slide (42) slide and connect, the opposite side of frame (1) is link up there is drive groove (13), spout (12) with drive groove (13) position all with removing devices (7) correspond, removing devices (7) including slide connect in driving piece (71) in drive groove (13) with be used for the drive flexible drive arrangement (72) of driving piece (71), driving piece (71) with slide (42) are inconsistent, flexible drive arrangement (72) with industrial computer (2) are connected and are controlled by it.

5. A vision-based tablet defect detection system as in claim 4 wherein: visual detection device (8) include light source spare (81), photoelectric sensor (82) and be used for gathering industrial camera (83) of tablet image, driving motor (34) light source spare (81) industrial camera (83) all with industrial computer (2) are connected and are controlled by it, the induction terminal of photoelectric sensor (82) with the district of shooing of industrial camera (83) corresponds, works as when photoelectric sensor (82) detect the tablet, industrial computer (2) stop driving motor (34) and start industrial camera (83).

6. The vision-based tablet defect detection system of claim 4, wherein: frame (1) is close to the lateral wall of drive groove (13) be provided with industrial computer (2) electric connection's contact switch (14), slide (42) with contact switch (14) are inconsistent, contact switch (14) trigger, industrial computer (2) start driving motor (34).

7. A vision-based tablet defect detection system as in claim 6 wherein: frame (1) is close to the lateral wall of spout (12) is provided with installation shell (15), seted up in installation shell (15) with spout (12) communicating groove (16) that resets, slide (42) expose the tip of spout (12) peg graft in reset groove (16), it is connected with reset plate (17) to reset in groove (16) the cunning that resets, reset plate (17) with it is provided with elastic component (18) to reset between groove (16).

8. The vision-based tablet defect detection system of claim 7, wherein: the reset groove (16) is provided with a limiting groove (19), and the reset plate (17) is provided with a limiting block (20) connected with the limiting groove (19) in a sliding manner.

Images