Feeding and image acquisition device for tobacco shred component detection

Abstract

The utility model provides a feeding and image collecting device for tobacco shred component detection. The feeding and image collecting device comprises a feeding loosening assembly, a conveying assembly and an image collecting assembly. The feeding loosening assembly is used for loosening tobacco shred raw materials and feeding the tobacco shred raw materials into the conveying assembly; the conveying assembly is used for conveying the loosened tobacco shreds to an image acquisition area for image acquisition; the image acquisition assembly is used for acquiring tobacco shred images of the image acquisition area by using image acquisition equipment; the image acquisition device is in wireless communication connection with the cloud server. According to the invention, the feeding loosening and image acquisition effects can be improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the tobacco machinery technical field, specifically relates to a kind of for cut tobacco component detection feed and image acquisition device. BACKGROUND

[0002] In tobacco industry, the quality of cut tobacco is the key factor to ensure the performance of cigarette combustion, taste and consumer health experience.However, the existing cut tobacco detection device has the following technical problems: the loose effect of feeding is poor, which leads to the picture collected subsequently cannot clearly show the characteristics of cut tobacco, and further leads to the large deviation of detection result. CONTENT OF THE UTILITY MODEL

[0003] In view of the above problems, the utility model provides a kind of for cut tobacco component detection feed and image acquisition device, can improve the loose and image acquisition effect of feeding.

[0004] In the first aspect, the present application provides a kind of for cut tobacco component detection feed and image acquisition device, comprising: feed loose component, conveying component and image acquisition component;

[0005] The feed loose component is used to loosen and send cut tobacco raw material into conveying component;

[0006] The conveying component is used to convey the cut tobacco after loosening to the image acquisition area for image acquisition;

[0007] The image acquisition component uses image acquisition equipment to acquire the cut tobacco image of image acquisition area;

[0008] The image acquisition equipment is wirelessly connected with cloud server.

[0009] In the above scheme, the image acquisition equipment is wirelessly connected with cloud server, so that the image data collected by the image acquisition equipment can be transmitted to cloud server in real time, and the cloud server can receive and process the image data from the image acquisition equipment in real time, to give the cut tobacco component detection result.

[0010] In a possible implementation manner, the feed loose component includes feed port, feed pipe and loose material drop-off bin;

[0011] The feed port is the entrance of cut tobacco into the device;

[0012] The feed pipe is connected to the feed port, and the cut tobacco raw material is loosened in the feed pipe and guided into the loose material drop-off bin;

[0013] The loose material drop-off bin is the channel of cut tobacco after loosening, and the cut tobacco is input into the conveying component.

[0014] Air inlet is arranged on the feed pipe, for injecting gas into the feed pipe to assist the loosening of cut tobacco.

[0015] In a possible implementation, a Venturi tube is installed in the feeding pipe to accelerate the flow of tobacco shreds by utilizing the Venturi effect, thereby further facilitating the loosening of the tobacco shreds.

[0016] In a possible implementation, a rotating wheel is installed on the upper part of the loosening bin to rotate and scatter the tobacco shreds, thereby ensuring that the tobacco shreds fall uniformly to the conveying assembly.

[0017] In a possible implementation, the conveying assembly includes a conveying belt, a belt frame, a driving motor, and a baffle.

[0018] The conveying belt is installed below the loosening bin to convey the loosened tobacco shreds, thereby ensuring that the tobacco shreds are smoothly conveyed to the image capturing area and serving as the background of the image capturing of the tobacco shreds.

[0019] The belt frame is configured to support the conveying belt and related structures.

[0020] The driving motor is configured to provide power for the conveying belt.

[0021] The driving motor can drive the conveying belt to move after being started, thereby realizing dynamic conveying of the tobacco shreds and providing continuous and stable tobacco shreds flow for image capturing.

[0022] The baffle is arranged on both sides of the conveying belt to prevent the tobacco shreds from scattering during the conveying process.

[0023] In a possible implementation, the conveying assembly further includes a collection box arranged below the conveying belt, which is configured to collect the detected tobacco shreds, thereby facilitating subsequent processing.

[0024] In a possible implementation, the image capturing assembly includes an image capturing device and a light source.

[0025] The image capturing device is fixed above the image capturing area and is integrated with image capturing software, and is configured to capture images of the tobacco shreds.

[0026] In a possible implementation, the image capturing device can be a mobile terminal, such as a smart phone or a tablet computer.

[0027] The light source is fixed above the image capturing area and is configured to provide uniform illumination for the image capturing of the tobacco shreds, thereby ensuring the image quality.

[0028] In a possible implementation, the light source can be a multi-spectrum light source or a ring-shaped light source, which is configured to adapt to the image capturing of tobacco shreds with different characteristics and improve the visibility of the characteristics of the tobacco shreds in the images.

[0029] In a second aspect, the present application provides a tobacco shred component detection system, which includes the tobacco shred component detection device and a cloud server.

[0030] The cloud server is wirelessly connected with the image acquisition device, and is configured to receive and process image data from the image acquisition device in real time, and give a tobacco shred component detection result.

[0031] Beneficial effects:

[0032] The mechanism design of the air inlet nozzle, the Venturi tube and the stirring wheel in the feeding loosening assembly enables the tobacco shreds to be fully loosened and evenly dropped, so that the subsequent collected image is an image containing the fully loosened tobacco shreds, which facilitates the extraction of the tobacco shred features from the image and improves the detection accuracy. The conveying belt is provided with a baffle on both sides, which can prevent the tobacco shreds from scattering during the conveying process and improve the conveying stability. The conveying belt is provided with a receiving box below, which can collect the detected tobacco shreds and facilitate subsequent processing. BRIEF DESCRIPTION OF DRAWINGS

[0033] Fig. 1 is a perspective view of an embodiment of the present application;

[0034] Fig. 2 is a side view of an embodiment of the present application;

[0035] Fig. 3 is a schematic view of the structure of the feeding pipe in an embodiment of the present application;

[0036] Legend: 1. Feeding loosening assembly, 2. Conveying assembly, 3. Image acquisition assembly, 4. Support assembly

[0037] 101. Feeding port, 102. Air inlet nozzle, 103. Feeding pipe, 104. Stirring wheel, 105. Loosening and dropping bin, 106. Venturi tube;

[0038] 201. Conveying belt, 202. Baffle, 203. Driving motor, 204. Belt rack, 205. Receiving box;

[0039] 301. Image acquisition device, 302. Light source;

[0040] 401. Base plate, 402. Stand, 403. Feeding support, 404. Light source support, 405. Image acquisition device support; DETAILED DESCRIPTION

[0041] In order to enable those skilled in the art to better understand the scheme of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor should be within the scope of protection of the present application.

[0042] The specific embodiments according to the present application will be described below with reference to the accompanying drawings. Figs. 1-3 The specific embodiments according to the present application will be described below with reference to the accompanying drawings.

[0043] The embodiment of the present application provides a feeding and image acquisition device for tobacco shred component detection, comprising a feeding loosening assembly, a conveying assembly and an image acquisition assembly.

[0044] The feeding loosening assembly is used for loosening tobacco raw materials and feeding the loosened tobacco into the conveying assembly.

[0045] The conveying assembly is used for conveying the loosened tobacco to a photographing area for image acquisition.

[0046] The image acquisition assembly acquires the tobacco image of the photographing area by using an image acquisition device.

[0047] The image acquisition device is wirelessly connected to a cloud server, and is used for receiving and processing image data from the image acquisition device in real time, and giving a tobacco component detection result.

[0048] In some embodiments, the feeding loosening assembly comprises a feeding port, a feeding pipe and a loosened material bin.

[0049] The feeding port 101 is used as an entrance of the tobacco feeding device.

[0050] The feeding pipe 103 is connected to the feeding port 101, and the tobacco raw materials are loosened in the feeding pipe and guided into the loosened material bin.

[0051] The loosened material bin 105 is used as a channel of the loosened tobacco, and the tobacco is input into the conveying assembly.

[0052] The feeding pipe 103 is provided with an air inlet nozzle 102, which is used for injecting gas into the feeding pipe to assist the loosening of the tobacco.

[0053] The feeding pipe 103 is provided with a Venturi tube 106, which is used for accelerating the flow of the tobacco by using the Venturi effect to further promote the loosening of the tobacco.

[0054] The loosened material bin is provided with a raking wheel 104 at the upper portion, which is used for rotating and raking the tobacco to ensure that the tobacco uniformly falls into the conveying assembly.

[0055] In some embodiments, the feeding port 101 is vertically downwardly arranged, the upper portion is funnel-shaped, and the lower end is communicated with the feeding pipe 103; the feeding pipe 103 is downwardly arranged in an inclined manner; the upper end of the feeding pipe 103 is provided with the air inlet nozzle 102, the feeding pipe 103 is provided with the Venturi tube 106, and the lower end of the feeding pipe 103 is communicated with the loosened material bin 105; the raking wheel 104 is arranged above the loosened material bin 105.

[0056] The tobacco shreds fall vertically into the feed pipe 103 from the feed inlet 101. The air inlet 102 at the upper end of the feed pipe 103 injects gas into the feed pipe to help loosen the tobacco shreds. The tobacco shreds are accelerated through the venturi tube 106 and further loosened before falling into the loosening hopper. The material guide wheel 104 installed above the loosening hopper rotates and disperses the tobacco shreds to ensure that they fall evenly to the conveying assembly.

[0057] In some embodiments, the feeding loosening assembly may use a vibratory feeder or other pneumatic conveying system to accommodate tobacco raw materials of different shapes and densities.

[0058] In some embodiments, the conveying assembly includes a conveyor belt 201, a belt conveyor frame 204, a drive motor, and sidewalls;

[0059] The conveyor belt 201 is installed below the loose material bin to transport the loosened tobacco shreds, ensuring that the tobacco shreds can be smoothly transported to the mapping area, and also serves as the background for tobacco shred mapping.

[0060] Belt frame 204 is used to support the conveyor belt and related structures;

[0061] Drive motor 203 is used to provide power to the conveyor belt;

[0062] After the drive motor 203 starts, it can drive the conveyor belt 201 to move, realize the dynamic conveying of tobacco, and provide a continuous and stable tobacco flow for image acquisition.

[0063] The baffles 202 are provided on both sides of the conveyor belt 201 to prevent tobacco shreds from scattering during the conveying process.

[0064] In some embodiments, the conveyor belt 201 is arranged horizontally.

[0065] In some embodiments, the conveying assembly further includes a receiving box 205 disposed below and behind the conveyor belt for collecting the detected tobacco shreds for subsequent processing.

[0066] In some embodiments, the conveying assembly may employ synchronous belt conveying or linear vibration conveying to adapt to different production environments and tobacco characteristics, such as tobacco with high humidity or large particles.

[0067] In some embodiments, the image acquisition component includes an image acquisition device 301 and a light source 302;

[0068] The image acquisition device 301 is fixed above the image acquisition area and integrates image acquisition software for capturing images of tobacco shreds;

[0069] In some embodiments, the image acquisition device may be a mobile terminal, such as a smartphone or tablet.

[0070] The image of the tobacco shred can be collected by a mobile terminal such as a mobile phone terminal, so that the tobacco shred to be detected can be quickly collected, and the problem of inconvenience and high cost of professional and special machine vision collection equipment can be solved.

[0071] In some embodiments, the image collection device can be a professional industrial camera, which can provide higher image resolution and more stable shooting effect.

[0072] The light source 302 is fixed above the image collection area, and is used to provide uniform illumination for the shooting of the tobacco shred, so as to ensure the image quality.

[0073] In some embodiments, the light source can be a multi-spectrum light source or a ring-shaped light source, so as to adapt to the image collection of tobacco shreds with different characteristics and improve the visibility of the characteristics of the tobacco shreds in the image.

[0074] In some embodiments, the angle of illumination of the light source 302 is adjustable.

[0075] In some embodiments, the light source 302 can be automatically turned on and off according to the instruction of the control circuit, so as to provide necessary illumination conditions for the shooting.

[0076] In some embodiments, the tobacco component detection device further comprises a support assembly for providing a stable support structure for the entire system.

[0077] In some embodiments, the support assembly comprises a bottom plate 401, a stand column 402, a feeding support 403, a light source support 404, and an image collection device support 405.

[0078] The bottom plate 401 serves as the base of the entire device.

[0079] The stand column 402 is used to connect the bottom plate and the components above, and provides stable support.

[0080] The feeding support 403 is used to support the feeding loosening assembly.

[0081] The light source support 404 is used to fix and adjust the position and angle of the light source.

[0082] The image collection device support 405 is used to fix the image collection device, so as to ensure that the shooting position is stable and the angle is appropriate.

[0083] The image collection device 301 is installed on the image collection device support 405, and the camera is adjusted to the optimal shooting position during use.

[0084] The components are physically fixed on the stable working platform by the supports, screws and other fixing members, so as to ensure the stability and reliability of the system during operation.

[0085] The application further provides a tobacco component detection system, comprising the tobacco component detection device and the cloud server.

[0086] The cloud server is wirelessly connected with the image acquisition device 301, and is configured to receive and process image data from the image acquisition device in real time, and give a tobacco component detection result.

[0087] The tobacco component detection system can comprise the following steps:

[0088] S1, feeding, loosening and conveying: tobacco is fed into the feeding port 101, and the tobacco enters the feeding pipe 103 from the feeding port 101, gas is injected into the feeding pipe to assist the loosening of the tobacco, the tobacco is further accelerated and loosened by the Venturi tube 106, and then is uniformly scattered by the raking wheel 104 to the loosening hopper 105 and falls into the loosening hopper 105.

[0089] The tobacco is loosened by the gas injection through the gas inlet, the further acceleration and loosening by the Venturi tube, and the rotation and scattering by the raking wheel.

[0090] The driving motor 203 drives the conveying belt 201 to move, and uniformly conveys the tobacco falling from the loosening hopper 105 to the image acquisition area.

[0091] S2, image acquisition: the image acquisition device 301 captures the image of the tobacco under the uniform illumination of the light source.

[0092] In some embodiments, the light source can be automatically turned on to provide a stable and uniform illumination environment for the tobacco.

[0093] In some embodiments, the image acquisition software on the image acquisition device 301 is automatically started, the shooting parameters are adjusted, the camera is automatically focused and the image of the tobacco is captured under the control of the software, and the image quality is ensured.

[0094] The image acquisition device 301 can dynamically adjust the shooting parameters such as exposure and focusing under the control of the image acquisition software to adapt to different illuminations and tobacco states, so as to capture high-quality tobacco images.

[0095] S3, data transmission and analysis: the image acquisition device 301 uploads the captured tobacco image to the cloud server; after receiving the image data, the cloud server uses a deep learning algorithm to quickly process and analyze the image, evaluates the quality of the tobacco, and obtains a tobacco component detection result.

[0096] In some embodiments, the image acquisition device 301 is a mobile terminal.

[0097] In some embodiments, the mobile terminal can upload the captured tobacco image to a cloud server through a built-in wireless communication module.

[0098] In some embodiments, the cloud server can receive and process the image data from the mobile terminal in real time, and quickly give the tobacco component detection result.

[0099] In some embodiments, different types of tobacco are put in different stages, and corresponding tobacco images are captured by the image acquisition device 301 to build a high-quality tobacco image dataset, and an automatic labeling method such as an automatic labeling method of generating a true value map by using image processing technology is used to label the tobacco images in the tobacco image dataset to solve the problem of high cost of manual labeling.

[0100] In some embodiments, data augmentation techniques are used to expand the tobacco image dataset to solve the problem of unbalanced data samples.

[0101] In some embodiments, the method further comprises:

[0102] S4, result feedback: the cloud server feeds back the tobacco component detection result to the mobile terminal in real time through the network, and displays the detection result on the software interface of the mobile terminal for the operator to view.

[0103] The mobile internet data real-time statistics and big data analysis platform quality detection result real-time feedback and visual presentation are realized, and the real-time and intuitiveness of the detection are improved.

[0104] The operator can perform subsequent processing according to the detection result, such as classification, and removing unqualified tobacco.

[0105] The detected tobacco continues to move along the conveying belt 201 and finally falls into the receiving box 205 for subsequent processing.

[0106] The above description of the embodiments of the present application is only some embodiments of the present application, which is used to enable or use the content of the present application, and does not limit the present application. For those skilled in the art, the present application can have various changes and modifications. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A feed and image acquisition device for tobacco component detection, characterized in that, The utility model relates to a tobacco image acquisition device and method, and belongs to the field of tobacco processing. It comprises a feeding loosening assembly, a conveying assembly and an image acquisition assembly. The feeding loosening assembly is used to loosen raw tobacco and feed it into the conveying assembly. The conveying assembly is used to convey the loosened tobacco to a photographing area for image acquisition. The image acquisition assembly uses an image acquisition device to acquire the image of the tobacco in the photographing area. The image acquisition device is wirelessly connected to a cloud server. The feeding loosening assembly comprises a feeding port, a feeding pipe and a loosened tobacco storage bin. The feeding port is the entrance of the tobacco feeding device. The feeding pipe is connected to the feeding port, and the raw tobacco is loosened in the feeding pipe and guided into the loosened tobacco storage bin. The loosened tobacco storage bin is a channel for the loosened tobacco, and the tobacco is input into the conveying assembly. An air inlet is arranged on the feeding pipe to inject gas into the feeding pipe to assist the loosening of the tobacco. A Venturi tube is installed in the feeding pipe to accelerate the flow of the tobacco by using the Venturi effect, thereby further promoting the loosening of the tobacco. A stirring wheel is installed at the upper part of the loosened tobacco storage bin to rotate and scatter the tobacco, thereby ensuring that the tobacco falls uniformly into the conveying assembly.

2. The apparatus of claim 1, wherein, The conveying assembly comprises a conveying belt, a belt rack, a driving motor and a baffle. The conveying belt is installed below the loosened tobacco storage bin to convey the loosened tobacco, thereby ensuring that the tobacco is smoothly conveyed to the photographing area and serving as the background for the image acquisition of the tobacco. The belt rack is used to support the conveying belt and related structures. The driving motor is used to provide power for the conveying belt. The baffle is arranged on both sides of the conveying belt to prevent the tobacco from scattering during the conveying process.

3. The apparatus of claim 2, wherein, The conveying assembly further comprises a collection box arranged below the conveying belt to collect the detected tobacco.

4. The apparatus of any one of claims 1-3, wherein, The image acquisition assembly comprises an image acquisition device and a light source. The image acquisition device is fixed above the photographing area. The light source is fixed above the photographing area to provide uniform illumination for the photographing of the tobacco.

5. The apparatus of claim 4, wherein, The image acquisition device is a mobile terminal.

Images