CN219285059U

CN219285059U - Transparent packaging box full-appearance detection polishing and imaging channel

Info

Publication number: CN219285059U
Application number: CN202223448075.5U
Authority: CN
Inventors: 胡志强; 蒋仕飞; 李治; 王润; 普恒; 杜瑶; 代丽娟; 刘柯宏; 刘维东; 张志文
Original assignee: Yunnan Tobacco Machinery Co ltd
Current assignee: Yunnan Tobacco Machinery Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-06-30
Anticipated expiration: 2032-12-22

Abstract

The utility model relates to a full-appearance detection polishing and imaging channel of a transparent packaging box, which comprises a large-surface imaging device, a turnover device, a conveying channel and a side imaging device; a large-surface imaging device is arranged above the conveying channel and connected with a turnover device, and side imaging devices are arranged on the left side and the right side of the conveying channel; the large-area imaging device comprises a photomask, a camera and a light source, wherein a spherical cavity is arranged in the photomask, and an opening is arranged below the spherical cavity; the side face of the photomask is provided with a light source capable of adjusting the irradiation direction, and the top of the photomask is provided with a camera. The detection equipment can be used for simultaneously displaying the packaging defects of the transparent packaging paper and the appearance defects of the label paper on the shot photo under the same lighting environment, realizing the detection of the double-target defects at the same station, saving space and hardware and software resources, technically realizing breakthrough and having innovative practical value for image detection.

Description

Transparent packaging box full-appearance detection polishing and imaging channel

Technical Field

The utility model relates to the field of quality control, in particular to a full-appearance detection polishing and imaging channel of a transparent packaging box.

Background

With the development of computer software and hardware technology and the perfection of machine vision software and hardware technology in the fields of modern food industry, medicine industry and the like, in the aspect of appearance quality inspection of products, the machine vision is used for replacing manpower more and more, the appearance quality inspection is carried out on conventional cylindrical targets, the machine vision also shows very superior advancement, the efficiency is far higher than that of manual inspection work, and the abnormal influence of inspector level and state factors on inspection results is avoided.

In addition to the paper boxes printed with trademark, transparent paper packaging layers are additionally arranged outside the trademark paper boxes for sealing and quality guaranteeing of the packaged products. However, in the visual inspection work, the defects of the label paper and the transparent paper are difficult to be detected by conventional means while polishing at one time, and meanwhile, the imaging of the large surface and the side surface of the same packaged product cannot be completed in the same device. Therefore, the transparent packaging box full-appearance detection lighting and imaging channel is developed, the large-surface imaging and the side imaging of the packaging box are finished simultaneously in the same device, and a complete defect photo is provided for visual identification.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide a full-appearance detection polishing and imaging channel of a transparent packaging box. The utility model can simultaneously present the packaging defect of the transparent packaging paper and the appearance defect of the label paper on the shot photo under the same lighting environment, realizes the detection of the double-target defect at the same station, saves space and hardware and software resources, technically realizes breakthrough and has innovative practical value for image detection.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the full-appearance detection polishing and imaging channel of the transparent packaging box comprises a large-surface imaging device, a turnover device, a conveying channel and a side imaging device; a large-surface imaging device is arranged above the conveying channel and connected with a turnover device, and side imaging devices are arranged on the left side and the right side of the conveying channel; the large-area imaging device comprises a photomask, a camera and a light source, wherein a spherical cavity is arranged in the photomask, and an opening is arranged below the spherical cavity; the side face of the photomask is provided with a light source capable of adjusting the irradiation direction, and the top of the photomask is provided with a camera.

In the structure of the utility model, the light cover of the large-surface imaging device is internally provided with the spherical cavity, the spherical cavity has two functions of scattering light, firstly, the light is scattered into light rays with better uniformity, bright spots and dark spots are prevented from being displayed on a detection target, the display and detection effects are prevented from being influenced, secondly, the spherical surface can scatter direct light into light rays in all directions, including vertical downward light rays and horizontal side light rays, so that for the transparent paper packaging box, the appearance defect of the trademark paper box can be reflected by utilizing the light irradiated on the front surface of the box, the transparent paper packaging defect can be completely displayed by utilizing the light irradiated in parallel with the packaging surface, and the appearance defect of the transparent paper packaging box can be completely displayed through a photo.

Further, the top of the spherical cavity is provided with a shooting hole, a camera is arranged at the shooting hole, and a camera lens is downward and opposite to the conveying channel.

Further, the lower part of the spherical cavity is provided with a horizontal opening surface, the spherical center of the spherical cavity is higher than the horizontal opening surface, and the irradiation angle of the light source is upward inclined and forms an included angle of 10-40 degrees with the horizontal plane.

Further, the full-appearance detection polishing and imaging channel of the transparent packaging box further comprises a camera support, wherein the support is arranged above the photomask, and a vertical waist groove is formed in the support and is connected with a camera.

Further, the turnover device comprises a base, a limiting table, a rotating shaft and a fixing seat; the base is fixedly provided with a limiting table, the upper end of the base is horizontally provided with a rotating shaft, the rotating shaft is connected with a fixing seat, and the large-area imaging device is connected to the base through the fixing seat. The purpose of turning device is to the installation of large face polishing device, and the accessible pivot is rotatory before fixing base and the base, when the device goes wrong, can observe and maintain after whole upset of large face polishing device, and wherein the function of spacing platform is to support spacing to the large face polishing device after the upset.

Further, the side imaging device comprises a mounting plate, a reflector, a camera and a light source; the camera is horizontally arranged on the mounting plate, the reflector and the light source are respectively arranged on the upper part and the lower part of the front end of the lens of the camera, the reflector is horizontally arranged, and the light source is arranged opposite to the reflector. The defects of the transparent paper and the label paper can be completely displayed on the photo through the relative matching of the light source and the reflecting plate on the side face of the packaging box, and the photo imaging on the side face of the packaging box can be realized through the left side imaging device and the right side imaging device.

Further, the conveying channel comprises a conveying frame, lug belts and baffles, the lug belts are arranged on the conveying frame, and the baffles are arranged on two sides of the lug belts.

The beneficial effects are that:

1. according to the utility model, the oversized surface polishing device and the lateral surface polishing device can realize polishing imaging of the transparent paper packaging box, the defect detection purpose is realized, and the equipment guarantee is provided for intelligent detection of the product packaging appearance.

2. The detection equipment can be used for simultaneously displaying the packaging defects of the transparent packaging paper and the appearance defects of the label paper on the shot photo under the same lighting environment, so that the double-target defects can be detected at the same station, and the space, hardware and software resources are saved.

Drawings

Fig. 1 is a perspective view of the present utility model.

Fig. 2 is a block diagram of a large-area image forming apparatus according to the present utility model.

Fig. 3 is a cross-sectional view of a large-area image forming apparatus of the present utility model.

Fig. 4 is a structural view of a turnover device in the present utility model.

Fig. 5 is a block diagram of the present utility model after unloading a large-area image forming apparatus.

Fig. 6 is a structural view of a side image forming apparatus in the present utility model.

In the figure: the device comprises a 1-large-area imaging device, a 11-photomask, a 12-camera, a 13-light source, a 14-light source mounting groove, a 15-spherical cavity, a 16-camera support, a 17-shooting hole, a 2-turnover device, a 21-base, a 22-limiting table, a 23-rotating shaft, a 24-fixing seat, a 3-conveying channel, a 31-conveying frame, a 32-lug belt, a 33-baffle, a 4-side imaging device and 41-mounting plates and 42-reflecting plates.

Detailed description of the preferred embodiments

Various embodiments of the utility model are disclosed in the following drawings, in which details of the practice are set forth in the following description for the purpose of clarity. However, it should be understood that these practical details are not to be taken as limiting the utility model. That is, in some embodiments of the utility model, these practical details are unnecessary. Moreover, for the purpose of simplifying the drawings, some conventional structures and components are shown in the drawings in a simplified schematic manner.

In addition, the descriptions of the "first," "second," and the like, herein are for descriptive purposes only and are not intended to be specifically construed as order or sequence, nor are they intended to limit the utility model solely for distinguishing between components or operations described in the same technical term, but are not to be construed as indicating or implying any relative importance or order of such features. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Referring to fig. 1 to 3, a full-appearance detection lighting and imaging channel of a transparent packaging box comprises a large-surface imaging device 1, a turnover device 2, a conveying channel 3 and a side imaging device 4; a large-surface imaging device 1 is arranged above the conveying channel 3, the large-surface imaging device 1 is connected with a turnover device 2, and side imaging devices 4 are arranged on the left side and the right side of the conveying channel 3; the large-area imaging device 1 comprises a photomask 11, a camera 12 and a light source 13, wherein a spherical cavity 15 is arranged in the photomask 11, and an opening 5 is arranged below the spherical cavity 15; the side of the light cover 11 is provided with a light source 13 capable of adjusting the irradiation direction, and the top of the light cover 11 is provided with a camera 12.

In the embodiment, a shooting hole 17 is formed in the top of the spherical cavity 15, a camera 12 is arranged at the shooting hole 17, and the lens of the camera 12 faces downwards to the conveying channel 3; the lower part of the spherical cavity 15 is provided with a horizontal opening surface, the spherical center position of the spherical cavity is higher than the horizontal opening surface, and the irradiation angle of the light source 13 is upward inclined and forms an included angle of 10-40 degrees with the horizontal plane.

When the cigarette case to be detected is used, the cigarette case to be detected is placed on the lug belt 32 of the conveying channel 3, the lug belt 32 is driven to the position right below the large-surface imaging device 1, large-surface imaging of the cigarette case is completed, and then the cigarette case is continuously conveyed between the side surface imaging devices 4 along with the lug belt 32, and side surface imaging is completed. So far, the double-target defect detection process of the same station is finished.

Referring to fig. 1 and 4, the large-area imaging device 1 is connected to the base 21 through a fixing base 24. When the large-area imaging device 1 has a problem, the fixing seat 24 and the base 21 can rotate through the rotating shaft 23, so that the large-area imaging device 1 is integrally overturned for observation and maintenance.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The full-appearance detection polishing and imaging channel of the transparent packaging box is characterized by comprising a large-surface imaging device (1), a turnover device (2), a conveying channel (3) and a side imaging device (4); a large-surface imaging device (1) is arranged above the conveying channel (3), the large-surface imaging device (1) is connected with the overturning device (2), and side imaging devices (4) are respectively arranged on the left side and the right side of the conveying channel (3); the large-area imaging device (1) comprises a photomask (11), a camera (12) and a light source (13), wherein a spherical cavity (15) is arranged in the photomask (11), and an opening (5) is arranged below the spherical cavity (15); the side of the photomask (11) is provided with a light source (13) capable of adjusting the irradiation direction, and the top of the photomask (11) is provided with a camera (12).

2. The transparent package full-appearance inspection lighting and imaging tunnel of claim 1, wherein: a shooting hole (17) is formed in the top of the spherical cavity (15), a camera (12) is arranged at the shooting hole (17), and a lens of the camera (12) is downward and opposite to the conveying channel (3).

3. The transparent package full-appearance inspection lighting and imaging tunnel of claim 2, wherein: the lower part of the spherical cavity (15) is provided with a horizontal opening surface, the spherical center of the spherical cavity is higher than the horizontal opening surface, and the irradiation angle of the light source (13) is upward bent to form an included angle of 10-40 degrees with the horizontal plane.

4. A transparent package full-appearance inspection lighting and imaging tunnel according to claim 3, wherein: still include camera support (16), support (16) set up on light shield (11), set up vertical waist groove on support (16), vertical waist groove connects camera (12).

5. The transparent package full-appearance inspection lighting and imaging tunnel of claim 1, wherein: the turnover device (2) comprises a base (21), a limiting table (22), a rotating shaft (23) and a fixing seat (24); the base (21) is fixedly provided with a limiting table (22), the upper end of the base (21) is horizontally provided with a rotating shaft (23), the rotating shaft (23) is connected with a fixing seat (24), and the large-area imaging device (1) is connected to the base (21) through the fixing seat (24).

6. The transparent package full-appearance inspection lighting and imaging tunnel of claim 1, wherein: the side imaging device (4) comprises a mounting plate (41), a reflecting plate (42), a camera (12) and a light source (13); the camera (12) is horizontally arranged on the mounting plate (41), the reflector (42) and the light source (13) are respectively arranged at the upper end and the lower end of the front end of the lens of the camera (12), the reflector (42) is horizontally arranged, and the light source (13) is opposite to the reflector (42).

7. The transparent package full-appearance inspection lighting and imaging tunnel of claim 1, wherein: the conveying channel (3) comprises a conveying frame (31), lug belts (32) and baffles (33), the lug belts (32) are arranged on the conveying frame (31), and the baffles (33) are arranged on two sides of each lug belt (32).