阅读说明：本技术 烟箱外观及缺条检测装置 (Smoke box appearance and lack strip detection device ) 是由 高彦杰 于 2021-08-09 设计创作，主要内容包括：本发明公开了烟箱外观及缺条检测装置,包括两个支撑板,两个所述支撑板的顶部共同固定连接有同一个玻璃面板,所述玻璃面板顶部的一侧设置有外观检测装置,其中一个所述支撑板的外侧设置有与外观检测装置配合使用的烟箱推进装置,且烟箱推进装置设置在与外观检测装置相反的一侧,所述烟箱推进装置的后侧设置有传送带。本发明通过设有缺条检测装置,且缺条扫描装置中的缺条扫描机采用的毫米波成像技术,能有有效提高装置的检测精确度；通过设有外观检测装置可以与缺条检测装置配合形成检测流水线,一次性完成对烟箱的外观检测和缺条检测,不仅能避免烟箱在翻面过程中损坏,而且能有效提高装置的检测效率,减少检测装置整体的造价。(The invention discloses a smoke box appearance and strip lack detection device which comprises two supporting plates, wherein the tops of the two supporting plates are fixedly connected with the same glass panel, an appearance detection device is arranged on one side of the top of the glass panel, a smoke box propelling device matched with the appearance detection device is arranged on the outer side of one of the supporting plates, the smoke box propelling device is arranged on the side opposite to the appearance detection device, and a conveying belt is arranged on the rear side of the smoke box propelling device. The invention can effectively improve the detection accuracy of the device by arranging the strip-lacking detection device and adopting the millimeter wave imaging technology of the strip-lacking scanner in the strip-lacking scanning device; can form the detection assembly line with lacking the cooperation of strip detection device through being equipped with outward appearance detection device, once only accomplish the outward appearance detection and lack the strip detection to the smoke box, can not only avoid the smoke box to damage at the turn-over in-process, can effectively improve the detection efficiency of device moreover, reduce the holistic cost of detection device.)

1. Smoke box outward appearance and lack strip detection device includes two backup pads (1), its characterized in that: the top parts of the two support plates (1) are fixedly connected with the same glass panel (2) together, one side of the top part of the glass panel (2) is provided with an appearance detection device, the outer side of one of the support plates (1) is provided with a smoke box propulsion device matched with the appearance detection device for use, the smoke box propulsion device is arranged on the side opposite to the appearance detection device, the rear side of the smoke box propulsion device is provided with a conveyor belt (3), the conveyor belt (3) and the glass panel (2) are vertically arranged, and one side, close to the glass panel (2), of the conveyor belt (3) is provided with a strip missing detection device;

a panel cleaning device is arranged on one side of the top of the glass panel (2), and the panel cleaning device is arranged on the inner side of the appearance detection device.

2. The smoke box appearance and missing strip detection device of claim 1, wherein: lack strip detection device including setting up frame (34) in conveyer belt (3) both sides, lack strip scanner (35) are installed at the inner wall top of frame (34), and what lack strip scanner (35) adopted is millimeter wave imaging technique.

3. The smoke box appearance and missing strip detection device of claim 1, wherein: outward appearance detection device is including setting up installing frame (5) at mounting panel (4) and glass panels (2) top between two backup pads (1), all install on the trilateral inner wall of the top of mounting panel (4) and installing frame (5) and detect camera (6), two T shape pole (7) of the top symmetry fixedly connected with of installing frame (5), two the outside common slip of T shape pole (7) has cup jointed the frame of falling U-shaped (8), all install on the inner wall of the frame of falling U-shaped (8) both sides and detect camera (6), two first spring (9) have been cup jointed in the equal activity in outside of T shape pole (7), and two first spring (9) all set up at the top of the frame of falling U-shaped (8).

4. The smoke box appearance and missing strip detection device of claim 1, wherein: smoke box advancing device is including installing frame plate (10) at one of them backup pad (1) inboard, motor (11) are installed at the top of frame plate (10), the output shaft of motor (11) passes backup pad (1) and the transmission is connected with rotor plate (12) pole, one side rotation that the output shaft was kept away from in rotor plate (12) is connected with transfer line (13), one of them the outside of backup pad (1) is rotated and is connected with bracing piece (14), and the opposite side and transfer line (13) of bracing piece (14) rotate and be connected, one side fixedly connected with propulsion pole (15) at transfer line (13) top, and propulsion pole (15) set up the top at glass panels (2).

5. The smoke box appearance and missing strip detection device of claim 1, wherein: a transmission structure is arranged between the smoke box propelling device and the appearance detection device;

the transmission structure comprises a guide frame (16) installed on the outer side of one of the support plates (1), a toothed plate (17) is connected to the inner sliding of the guide frame (16), a touch plate (18) matched with a transmission rod (13) and used is fixedly connected to one side of the toothed plate (17), a rotating shaft (19) is rotatably connected to the outer side of one of the support plates (1), a gear (20) meshed with the toothed plate (17) is fixedly sleeved on the outer portion of the rotating shaft (19), a rotating disc (21) is fixedly connected to one end, far away from the support plate (1), of the rotating shaft (19) of the rotating disc (21), a round pin (22) is fixedly connected to one side, far away from the rotating shaft (19), the round pin (22) is arranged at the eccentric position of the rotating disc (21), a square frame (23) is sleeved on the outer portion of the round pin (22), and an inverted-L-shaped plate (24) is fixedly connected to the top of the square frame (23), one side of the inverted L-shaped plate (24) far away from the square frame (23) is fixedly connected with the inverted U-shaped plate.

6. The smoke box appearance and missing strip detection device of claim 1, wherein: panel cleaning device is including installing two guide board (25) at glass panels (2) top, two recess (26), two are all seted up to guide board (25) relative one side the inside of recess (26) is all rotated and is connected with dwang (27), and two dwang (27) are perpendicular setting, two the outside of dwang (27) is all fixed base plate (28), two of having cup jointed cleaning sponge (29) are all installed to the bottom of base plate (28), and the bottom and the glass panels (2) laminating of cleaning sponge (29).

7. The smoke box appearance and missing strip detection device of claim 6, wherein: two the outside of dwang (27) is all fixed the cover and is connect ring gear (30), and two ring gears (30) set up respectively in the top of base plate (28), two equal fixedly connected with L shape frame (31), two on recess (26) one side inner wall of keeping away from each other the equal sliding connection in top of L shape frame (31) has rack (32) with ring gear (30) meshing, two the equal fixedly connected with second spring (33), two in one side of rack (32) one side of keeping away from rack (32) of second spring (33) all with L shape frame (31) fixed connection.

8. The smoke box appearance and missing strip detection device of claim 7, wherein: the two L-shaped frames (31) are arranged on one side of the groove (26) and combined with one corner of the groove (26) to form a rectangular space.

9. The smoke box appearance and missing strip detection device of claim 6, wherein: the section shapes of two ends of the two guide plates (25) are all set to be triangular, and the integral section shapes of the two guide plates (25) are ship bottom shapes with slightly bent two ends.

Technical Field

The invention belongs to the technical field of cigarette package detection, and particularly relates to a cigarette box appearance and strip missing detection device.

Background

The appearance detection and the strip missing detection of the cigarette box are the final links before the cigarette is manufactured and delivered from a factory, and are also the key points for controlling the quality of finished products. The smoke box appearance detection is to shoot the smoke box through the detection camera and then reject the smoke box with defective appearance through program contrast, in addition, the carton is boxed to the strip cigarette in the case packer, the finished product storehouse is taken out of the warehouse to trade company and consumer in-process, probably because multiple factors can lead to the appearance of the smoke box to lack the strip occasionally, need use detection device to carry out the detection of lacking the strip once more to the smoke box.

However, the existing strip-lacking detection device and the existing cigarette box appearance detection device are two independent detection devices, two detection assembly lines are needed to complete delivery detection of the cigarette box, the operation is complicated, and the detection efficiency is low; in addition, most of existing smoke box appearance detection devices are provided with two detection cameras, an automatic box turning mechanism needs to be arranged between the two detection cameras to complete comprehensive detection of the smoke box, and the detection method is high in manufacturing cost, complex in process, low in detection efficiency and easy to damage the smoke box in a box turning process.

Therefore, it is necessary to provide a smoke box appearance and missing strip detection device to solve the above problems.

Disclosure of Invention

In view of the above problems, the present invention provides a device for detecting appearance and missing strip of a cigarette box, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the smoke box appearance and strip lack detection device comprises two supporting plates, the tops of the two supporting plates are fixedly connected with the same glass panel, an appearance detection device is arranged on one side of the top of the glass panel, a smoke box propulsion device matched with the appearance detection device is arranged on the outer side of one of the supporting plates, the smoke box propulsion device is arranged on the side opposite to the appearance detection device, a conveying belt is arranged on the rear side of the smoke box propulsion device, the conveying belt and the glass panel are vertically arranged, and the strip lack detection device is arranged on the side, close to the glass panel, of the conveying belt;

a panel cleaning device is arranged on one side of the top of the glass panel and is arranged on the inner side of the appearance detection device.

Further, it is including setting up the frame in the conveyer belt both sides to lack a strip detection device, the inner wall top of frame is installed and is lacked a strip scanner, and what lack a strip scanner and adopt is millimeter wave imaging technique.

Further, outward appearance detection device is including setting up the installing frame at mounting panel and glass panels top between two backup pads, all install the detection camera on the trilateral inner wall of the top of mounting panel and installing frame, two T shape poles of the top symmetry fixedly connected with of installing frame, two the outside common slip of T shape pole has cup jointed the frame of falling the U-shaped, all install the detection camera on the inner wall of the frame both sides of falling the U-shaped, two first spring has been cup jointed in the equal activity in outside of T shape pole, and two first springs all set up at the top of the frame of falling the U-shaped.

Further, smoke box advancing device is including installing the frame plate in one of them backup pad inboard, the motor is installed at the top of frame plate, the output shaft of motor passes the backup pad and the transmission is connected with the rotor plate, one side that the output shaft was kept away from to the rotor plate rotates and is connected with the transfer line, one of them the outside of backup pad is rotated and is connected with the bracing piece, and the opposite side and the transfer line of bracing piece rotate and be connected, one side fixedly connected with pushing ram at transfer line top, and the pushing ram setting is in glass panels's top.

Furthermore, a transmission structure is arranged between the smoke box propelling device and the appearance detection device;

the transmission structure is including installing the guide frame in one of them backup pad outside, the inside sliding connection of guide frame has the pinion rack, one side fixedly connected with of pinion rack and the touch panel that supports that the transfer line cooperation was used, one of them the outside of backup pad is rotated and is connected with the pivot, the external fixation of pivot has cup jointed the gear with the pinion rack meshing, the one end fixedly connected with carousel of backup pad is kept away from in the pivot, one side fixedly connected with round pin of pivot is kept away from to the carousel, and the round pin setting is at the eccentric position of carousel, the outside activity of round pin has cup jointed square frame, the top fixedly connected with of square frame falls the L shaped plate, the one side and the U-shaped fixed connection of square frame are kept away from to the fall L shaped plate.

Further, panel cleaning device is including installing two guide boards at the glass panels top, two the recess has all been seted up to the relative one side of guide board, two the inside of recess all rotates and is connected with the dwang, and two dwangs are perpendicular settings, two the outside of dwang all is fixed the cup joint has the base plate, two clean sponge is all installed to the bottom of base plate, and the bottom and the glass panels laminating of clean sponge.

Further, two equal fixed ring gear that has cup jointed in the outside of dwang, and two ring gears set up respectively in the top of base plate, two equal fixedly connected with L shape frame, two on the one side inner wall that the recess was kept away from each other the equal sliding connection in top of L shape frame has the rack with the ring gear meshing, two the equal fixedly connected with second spring in one side of rack, two one side that the rack was kept away from to the second spring all with L shape frame fixed connection.

Furthermore, the two L-shaped frames are arranged on one side of the groove and combined with one corner of the groove to form a rectangular space.

Furthermore, the section shapes of the two ends of the two guide plates are both triangular, and the integral section shapes of the two guide plates are ship bottom shapes with two slightly bent ends.

The invention has the technical effects and advantages that:

1. the invention can effectively improve the detection accuracy of the device by arranging the strip-lacking detection device and adopting the millimeter wave imaging technology of the strip-lacking scanner in the strip-lacking scanning device; can form the detection assembly line with lacking the cooperation of strip detection device through being equipped with outward appearance detection device, once only accomplish the outward appearance detection and lack the strip detection to the smoke box, and need not in the outward appearance testing process and just can realize the comprehensive detection to the smoke box outward appearance with the smoke box turn-over, can not only avoid the smoke box to damage at the turn-over in-process, can effectively improve the detection efficiency of device moreover, reduce the holistic cost of detection device.

2. According to the invention, the smoke box propelling device is arranged, so that the smoke box can be continuously conveyed into the appearance detection device, and the structural characteristics of the smoke box propelling device can be utilized, so that the smoke box can stay for a certain time in the appearance detection device, the appearance detection can be conveniently completed, and the accuracy of the appearance detection can be effectively improved; through being equipped with transmission structure between smoke box advancing device and outward appearance detection device, can shift up two detection cameras of direction of feed at the in-process that the smoke box fed for the smoke box can get into outward appearance detection device smoothly, can accomplish the auto-feed and the outward appearance detection of smoke box when realizing six synchronous detections, and is simple more quick, has increased the practicality of device.

3. According to the invention, the panel cleaning device is arranged, so that the glass panel can be cleaned through the cooperation between the structures in the feeding process of the smoke box, the definition of the glass panel can be effectively improved, and the accuracy of the detection camera at the bottom of the smoke box is ensured.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

FIG. 1 shows a top view of an embodiment of the present invention;

FIG. 2 shows a front view of an embodiment of the present invention;

FIG. 3 shows a left side view of a partial structure of an embodiment of the present invention;

FIG. 4 shows a partial mechanism cross-sectional view of an embodiment of the invention;

FIG. 5 shows a left side view of a portion of the structure of an embodiment of the present invention;

FIG. 6 is a sectional top view of a part of the structure of the embodiment of the present invention;

in the figure: 1. a support plate; 2. a glass panel; 3. a conveyor belt; 4. mounting a plate; 5. installing a frame; 6. detecting a camera; 7. a T-shaped rod; 8. an inverted U-shaped frame; 9. a first spring; 10. a frame plate; 11. a motor; 12. a rotating plate; 13. a transmission rod; 14. a support bar; 15. a push rod; 16. a guide frame; 17. a toothed plate; 18. a touch plate; 19. a rotating shaft; 20. a gear; 21. a turntable; 22. a round pin; 23. a square frame; 24. an inverted L-shaped plate; 25. a guide plate; 26. a groove; 27. rotating the rod; 28. a substrate; 29. cleaning the sponge; 30. a toothed ring; 31. an L-shaped frame; 32. a rack; 33. a second spring; 34. a frame; 35. missing strip scanner.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a smoke box appearance and strip lack detection device, which comprises two support plates 1, wherein the tops of the two support plates 1 are fixedly connected with the same glass panel 2, one side of the top of the glass panel 2 is provided with an appearance detection device, the outer side of one support plate 1 is provided with a smoke box propulsion device matched with the appearance detection device, the smoke box propulsion device is arranged on the side opposite to the appearance detection device, the rear side of the smoke box propulsion device is provided with a conveyor belt 3, the conveyor belt 3 is vertically arranged with the glass panel 2, and one side of the conveyor belt 3 close to the glass panel 2 is provided with a strip lack detection device;

a panel cleaning device is arranged on one side of the top of the glass panel 2, and the panel cleaning device is arranged on the inner side of the appearance detection device;

the strip-missing detection device comprises frames 34 arranged on two sides of the conveyor belt 3, a strip-missing scanner 35 is mounted at the top of the inner wall of each frame 34, and the strip-missing scanner 35 adopts a millimeter wave imaging technology;

the appearance detection device comprises a mounting plate 4 and a mounting frame 5 arranged between two support plates 1 and arranged at the top of a glass panel 2, detection cameras 6 are arranged on the top of the mounting plate 4 and three inner walls of the mounting frame 5, two T-shaped rods 7 are symmetrically and fixedly connected to the top of the mounting frame 5, an inverted U-shaped frame 8 is sleeved outside the two T-shaped rods 7 in a sliding mode, the detection cameras 6 are arranged on the inner walls of two sides of the inverted U-shaped frame 8, first springs 9 are movably sleeved outside the two T-shaped rods 7, and the two first springs 9 are arranged at the top of the inverted U-shaped frame 8;

when the cigarette box passes below the strip-lacking scanner 35 under the action of the conveyor belt 3, the strip-lacking scanner 35 scans and detects the cigarette box; by mounting six detection cameras 6 on the top of the mounting plate 4, three inner walls of the mounting frame 5 and inner walls on two sides of the inverted U-shaped frame 8, the comprehensive appearance detection of the smoke box can be completed at one time when the smoke box is placed in the inverted U-shaped frame 8 and the inner side of the mounting frame 5;

the invention can effectively improve the detection accuracy of the device by arranging the strip-lacking detection device and adopting the millimeter wave imaging technology of the strip-lacking scanner 35 in the strip-lacking scanning device; can form the detection assembly line with lacking the cooperation of strip detection device through being equipped with outward appearance detection device, once only accomplish the outward appearance detection and lack the strip detection to the smoke box, and need not in the outward appearance testing process and just can realize the comprehensive detection to the smoke box outward appearance with the smoke box turn-over, can not only avoid the smoke box to damage at the turn-over in-process, can effectively improve the detection efficiency of device moreover, reduce the holistic cost of detection device.

As shown in fig. 1, 2, 3, 5 and 6, the cigarette box propelling device comprises a frame plate 10 installed on the inner side of one of the support plates 1, a motor 11 is installed on the top of the frame plate 10, an output shaft of the motor 11 penetrates through the support plates 1 and is in transmission connection with a rotating plate 12, one side of the rotating plate 12, which is far away from the output shaft, is in transmission connection with a transmission rod 13 in a rotating way, a support rod 14 is in transmission connection with the outer side of one of the support plates 1 in a rotating way, the other side of the support rod 14 is in transmission connection with the transmission rod 13 in a rotating way, a propelling rod 15 is fixedly connected to one side of the top of the transmission rod 13, and the propelling rod 15 is arranged above the glass panel 2;

a transmission structure is arranged between the smoke box propelling device and the appearance detection device;

the transmission structure comprises a guide frame 16 installed on the outer side of one of the support plates 1, a toothed plate 17 is connected to the inner portion of the guide frame 16 in a sliding manner, a touch plate 18 matched with the transmission rod 13 is fixedly connected to one side of the toothed plate 17, a rotating shaft 19 is rotatably connected to the outer side of one of the support plates 1, a gear 20 meshed with the toothed plate 17 is fixedly sleeved on the outer portion of the rotating shaft 19, a rotating disc 21 is fixedly connected to one end, away from the support plate 1, of the rotating shaft 19, a round pin 22 is fixedly connected to one side, away from the rotating shaft 19, of the rotating disc 21, the round pin 22 is arranged at an eccentric position of the rotating disc 21, a square frame 23 is movably sleeved on the outer portion of the round pin 22, an inverted-L-shaped plate 24 is fixedly connected to the top of the square frame 23, and one side, away from the square frame 23, of the inverted-L-shaped plate 24 is fixedly connected with an inverted-U shape;

when the device is used, the conveyor belt 3 and the motor 11 can be opened simultaneously, so that the cigarette box is conveyed to be fed and detected by the strip-missing detection device, when the cigarette box is conveyed to be above the glass panel 2 by the conveyor belt 3, the motor 11 drives the rotating rod 27 to rotate through the rotating shaft 19, the rotating rod 27 is matched with the supporting rod 14 in the rotating process to drive the driving rod 13 to reciprocate, so that the cigarette box is pushed from one side to the other side of the glass panel 2 through the pushing rod 15 at the top of the conveying rod, meanwhile, the conveying rod pushes the toothed plate 17 to synchronously move through the touch plate 18 and drives the rotating shaft 19 to rotate through the meshing action with the gear 20, so that the rotating shaft 19 drives the rotating disc 21 to synchronously rotate for ninety degrees, so that the round pin 22 slides in the square frame 23 and pushes the inverted L-shaped plate 24 to move upwards through the square frame 23, so that the inverted U-shaped frame 8 is pushed to move upwards outside the two T-shaped rods 7 through the inverted L-shaped plate 24 and squeeze the spring, when the smoke box moves towards the inner parts of the inverted U-shaped frame 8 and the mounting frame 5, the inverted U-shaped frame 8 just moves to the upper part to reserve a proper feeding space for the smoke box, so that the smoke box can smoothly enter the appearance detection device for detection, and when the push rod 15 moves towards one side far away from the appearance detection device under the matching action between the motor 11 and the structure, the inverted U-shaped frame 8 moves downwards under the resetting action of the two first springs 9 and is matched with the other four detection cameras 6, so that the comprehensive detection of the appearance of the smoke box can be completed at one time;

according to the invention, the smoke box propelling device is arranged, so that the smoke box can be continuously conveyed into the appearance detection device, and the structural characteristics of the smoke box propelling device can be utilized, so that the smoke box can stay for a certain time in the appearance detection device, the appearance detection can be conveniently completed, and the accuracy of the appearance detection can be effectively improved; through being equipped with transmission structure between smoke box advancing device and outward appearance detection device, can shift up two detection cameras 6 of direction of feed at the in-process that the smoke box fed for the smoke box can get into outward appearance detection device smoothly, can accomplish the auto-feed and the outward appearance detection of smoke box when realizing six synchronous detections, and is simple more quick, has increased the practicality of device.

As shown in fig. 3, 5 and 6, the panel cleaning device includes two guide plates 25 installed on the top of the glass panel 2, grooves 26 are formed on opposite sides of the two guide plates 25, rotating rods 27 are rotatably connected to the insides of the two grooves 26, the two rotating rods 27 are vertically arranged, base plates 28 are fixedly sleeved on the outsides of the two rotating rods 27, cleaning sponges 29 are installed at the bottoms of the two base plates 28, and the bottoms of the cleaning sponges 29 are attached to the glass panel 2;

the outer parts of the two rotating rods 27 are fixedly sleeved with toothed rings 30, the two toothed rings 30 are respectively arranged above the base plate 28, the inner walls of the two sides, away from each other, of the grooves 26 are fixedly connected with L-shaped frames 31, the tops of the two L-shaped frames 31 are respectively connected with racks 32 meshed with the toothed rings 30 in a sliding mode, one sides of the two racks 32 are respectively fixedly connected with second springs 33, and the sides, away from the racks 32, of the two second springs 33 are respectively fixedly connected with the L-shaped frames 31;

the two L-shaped frames 31 are arranged on one side of the groove 26 and combined with one corner of the groove 26 to form a rectangular space;

the section shapes of the two ends of the two guide plates 25 are both triangular, and the overall section shape of the two guide plates 25 is a ship bottom shape with two slightly bent ends;

in the process that the pushing rod 15 pushes the smoke box to enter the appearance detection device, the smoke box is abutted against the two base plates 28, the cleaning sponge 29 is pushed by the two base plates 28 to slide on the surface of the glass panel 2 to clean the glass panel, preparation is made for appearance detection, meanwhile, the base plates 28 drive the rotating rod 27 to rotate, so that the rotating rod 27 drives the toothed ring 30 to rotate, the toothed ring 30 drives the rack 32 to slide on the surface of the L-shaped frame 31 through the meshing action between the toothed ring 30 and the rack 32, and the second spring 33 is stretched; when the smoke box is moved out from the inside of the appearance detection device after the detection is finished, the interference effect on the two substrates 28 is removed, at the moment, the two racks 32 respectively move reversely under the reset effect of the second springs 33, and the substrates 28 are driven to reversely reset through the rotating rod 27 under the meshing effect with the gear ring 30, so that the substrates 28 again drive the cleaning sponge 29 to clean the glass panel 2;

according to the invention, the panel cleaning device is arranged, so that the glass panel 2 can be cleaned through the cooperation between structures in the feeding process of the smoke box, the definition of the glass panel 2 can be effectively improved, and the accuracy of the detection camera 6 at the bottom of the smoke box is ensured.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.