Uniform discharging device for cut tobacco production line

Abstract

According to the uniform discharging device for the cut tobacco production line, a discharging cover is fixed to a rack at the discharging end of a discharging belt conveyor of a cut stem cabinet, and a discharging opening of the discharging cover corresponds to the feeding end of a belt conveyor in the vertical direction; a material stirring device used for dispersing and uniformizing materials falling onto the belt face of the belt conveyor from the discharging cover is arranged on the portion, at the feeding end of the belt conveyor, of the rack, and a photoelectric detection module used for detecting the height of the materials in the discharging cover is installed on the side wall of the discharging cover. And the running speed of the cut stem cabinet discharging belt conveyor and the running speed of the cut stem cabinet bottom belt are adjusted through detection information of the photoelectric detection module. The running speed of the cut stem cabinet discharging belt conveyor and the running speed of the cut stem cabinet bottom belt are controlled according to the detection result of the photoelectric detection module, materials are dispersed and uniformized through the material stirring device, more accurate control over the discharging flow is achieved, loss of the belt conveyor caused by sudden change of the material stacking height is avoided, and the service life of the cut stem cabinet is prolonged. And subsequent procedures and product quality are guaranteed, and the uniformity of the materials in the conveying process is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of tobacco processing, and in particular relates to a uniform discharging device for a silk production line. Background Art

[0002] In the existing cigarette production line, when the speed of the stem cut cabinet discharging belt conveyor is too slow, the material conveying of the belt conveyor below the discharging hood is insufficient, and it is easy to reach a state of lack of material, causing uneven material on the belt conveyor; when the speed of the stem cut cabinet discharging belt conveyor is too fast, the material on the belt conveyor below the discharging hood is piled up, and the discharging hood is quickly full of material, and the belt of the stem cut cabinet discharging belt conveyor stops. If it is not properly controlled, the material level state frequently fluctuates in each material level interval, which will lead to uneven conveying of the conveyed material and cause the stem cut cabinet discharging belt conveyor to frequently start and stop and the frequency to fluctuate up and down; this flow control and adjustment method has the problems of inconvenient operation and low control accuracy, and cannot meet the needs of modern production. Therefore, it is necessary to make improvements to the above problems. Utility Model Content

[0003] The technical problem solved by the utility model is: to provide a uniform discharging device for a silk production line, by arranging a photoelectric detection module for detecting the height of internal materials on the discharging cover, and arranging a material shifting device on the frame at the feeding end of the belt conveyor, the running speeds of the silk cabinet discharging belt conveyor and the silk cabinet bottom belt are controlled according to the detection results of the photoelectric detection module, and the material shifting device is used to disperse and evenly distribute the materials dropped from the discharging cover, so as to achieve more accurate control of the discharging flow rate, avoid the loss of the belt conveyor caused by the sudden change of the material stacking height, ensure the quality of subsequent processes and products, improve the uniformity of materials in the conveying process, improve production efficiency, and reduce labor costs.

[0004] The technical solution adopted by the utility model is as follows: a uniform discharging device for a silk production line comprises a silk cabinet, a silk cabinet discharging belt conveyor arranged below a discharging port of the silk cabinet, a discharging cover is fixed on a frame at the discharging end of the silk cabinet discharging belt conveyor, and the discharging port of the discharging cover corresponds to the upper and lower positions of the feeding end of the belt conveyor, a material discharging device for dispersing and leveling the material dropped from the discharging cover onto the belt surface of the belt conveyor is provided on the frame at the feeding end of the belt conveyor, a photoelectric detection module for detecting the height of the internal material is installed on the side wall of the discharging cover, and the running speed of the silk cabinet discharging belt conveyor and the running speed of the bottom belt of the silk cabinet are adjusted according to the detection information of the photoelectric detection module.

[0005] Among them, the material discharging device includes a material discharging roller and a material discharging motor, support plates are fixed on both sides of the feeding end frame of the belt conveyor, and the two ends of the material discharging roller are rotatably installed on the support plates at the corresponding ends, the material discharging motor is fixed to the outside of the support plate on one side, and the output shaft of the material discharging motor is fixedly connected to the corresponding end of the material discharging roller.

[0006] Furthermore, the material-dispensing roller comprises a material-dispensing shaft and a plurality of material-dispensing rods vertically fixed on the material-dispensing shaft, and both ends of the material-dispensing shaft are rotatably mounted on support plates at corresponding ends.

[0007] Furthermore, the photoelectric detection module includes a plurality of photoelectric sensors distributed in parallel, and the plurality of photoelectric sensors divide the material in the discharge hood into a plurality of detection areas, and the running speed of the shredded stem cabinet discharge belt conveyor and the running speed of the shredded stem cabinet bottom belt are adjusted according to the area where the material is located.

[0008] Furthermore, the first motor on the shredded stem cabinet discharging belt conveyor and the second motor on the shredded stem cabinet bottom belt are respectively connected to the first frequency converter and the second frequency converter, the input ends of the first frequency converter and the second frequency converter are connected to the output end of the controller, and the input end of the controller is connected to the output ends of multiple photoelectric sensors.

[0009] The advantages of this utility model compared with the prior art:

[0010] 1. This technical solution solves the loss of the belt conveyor caused by the sudden change of material stacking height by arranging a photoelectric detection module on the discharge cover to detect the internal material height, and controls the running speed of the stem cut cabinet discharge belt conveyor and the stem cut cabinet bottom belt according to the detection result of the photoelectric detection module, so as to more accurately control the discharge flow rate;

[0011] 2. This technical solution sets a material-dispensing device on the frame at the feeding end of the belt conveyor, and the material-dispensing device disperses and evens the material falling from the discharge cover. After the material passes through the material-dispensing roller, the material is more evenly distributed on the belt conveyor, thereby ensuring the subsequent process and product quality, and improving the uniformity of the material during the conveying process;

[0012] 3. This technical solution has a simple structure and novel design. The material transportation after the shredded stem cabinet is discharged is uniform and stable, and it has high use value. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the structure of the utility model

[0014] Figure 2 This is a positional relationship diagram of the discharge cover and the belt conveyor of the utility model;

[0015] Figure 3 This is a positional relationship diagram of the shredded stem cabinet and the belt conveyor of the utility model. DETAILED DESCRIPTION

[0016] The following will be combined with the embodiment of the present utility model Figure 1-2, clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] It should be noted that, in this document, unless otherwise stated, it should be understood that the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third", etc., are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0018] In this document, the terms "comprises", "comprising" or any other variation thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further limitations. The elements defined by the sentence "comprising a ..." do not exclude the presence of other identical elements in the process, method, article or device comprising the elements.

[0019] Uniform discharging device for silk production line, such as Figure 1-2 As shown, it includes a shredded corn cabinet 1 and a shredded corn cabinet discharging belt conveyor 2 arranged below the discharging port of the shredded corn cabinet 1. A discharging cover 3 is fixed on the discharging end frame of the shredded corn cabinet discharging belt conveyor 2, and the discharging port of the discharging cover 3 corresponds to the upper and lower positions of the feeding end of the belt conveyor 4. The frame at the feeding end of the belt conveyor 4 is provided with a material dispersing device for dispersing and leveling the materials dropped from the discharging cover 3 onto the belt surface of the belt conveyor 4. A photoelectric detection module for detecting the height of the internal materials is installed on the side wall of the discharging cover 3, and the running speed of the shredded corn cabinet discharging belt conveyor 2 and the running speed of the bottom belt of the shredded corn cabinet are adjusted according to the detection information of the photoelectric detection module. In the above structure, by arranging a photoelectric detection module for detecting the height of the internal materials on the discharging cover 3, and controlling the running speeds of the shredded corn cabinet discharging belt conveyor 2 and the bottom belt of the shredded corn cabinet according to the detection result of the photoelectric detection module, the loss of the belt conveyor caused by the sudden change of the material stacking height is solved, and the discharging flow rate is more accurately controlled.

[0020] The specific structure of the material-dispensing device is as follows: the material-dispensing device includes a material-dispensing roller 5 and a material-dispensing motor 6, support plates 7 are fixed on both sides of the feeding end frame of the belt conveyor 4, and both ends of the material-dispensing roller 5 are rotatably mounted on the support plates 7 at the corresponding ends, the material-dispensing motor 6 is fixed to the outside of the support plate 7 on one side, and the output shaft of the material-dispensing motor 6 is fixedly connected to the corresponding end of the material-dispensing roller 5; in the above structure, a material-dispensing device is arranged on the frame at the feeding end of the belt conveyor 4, and the material-dispensing device disperses and evens the material falling from the discharge cover 3, and after the material passes through the material-dispensing roller 5, the material is more evenly distributed on the belt conveyor 4, thereby ensuring the subsequent process and product quality, and improving the uniformity of the material during the conveying process;

[0021] The specific structure of the material-discharging roller 5 is as follows: the material-discharging roller 5 comprises a material-discharging shaft 5-1 and a plurality of material-discharging rods 5-2 vertically fixed on the material-discharging shaft 5-1, and both ends of the material-discharging shaft 5-1 are rotatably mounted on the support plates 7 at the corresponding ends.

[0022] The photoelectric detection module is specifically as follows: the photoelectric detection module includes a plurality of photoelectric sensors 8 distributed in parallel, and the plurality of photoelectric sensors 8 divide the material in the discharge cover 3 into a plurality of detection areas, and the running speed of the stem shred cabinet discharge belt conveyor 2 and the running speed of the stem shred cabinet bottom belt are adjusted according to the area where the material is located; wherein the photoelectric sensor 8 is fixed to the protective cover 3 through a fixing plate.

[0023] Among them, the first motor 2-1 on the shredded stem cabinet discharging belt conveyor 2 and the second motor 1-1 on the shredded stem cabinet bottom belt are respectively connected to the first frequency converter and the second frequency converter, the input ends of the first frequency converter and the second frequency converter are connected to the output ends of the controller, and the input end of the controller is connected to the output ends of multiple photoelectric sensors 8.

[0024] Each photoelectric sensor 8 is used to detect the material height under the discharge hood 3 and send the material height to the controller; the working principle of the photoelectric sensor 8 is: the photoelectric tube uses reflected light as a detection signal, and the detection light source is a light-emitting diode. They reflect some of the light that is shot into the object back, pass through a reflector, and then are received by a photodiode. Since the material height reaches the detection range, the size of the reflected light also changes accordingly, thereby converting the change signal into an electrical signal, thereby playing the function of controlling the motor; for example, N pairs of photoelectric sensors 8 divide the material under the discharge hood 3 into N areas. This embodiment can divide more material level areas by adding photoelectric sensors 8 to perform more precise control. For example, 2 pairs of photoelectric sensors 8 are installed. The material height of the two areas is detected to represent the full, normal, and out of material states. The photoelectric sensor 8 communicates with the controller through the transmitting end and the receiving end; the controller is used to send a speed adjustment signal to the first motor 2-1 and the second motor 1-1 according to the material height state in the discharge hood 3.

[0025] The technical solution has a simple structure and a novel design. The material conveying after the cut stem cabinet 1 is discharged is uniform and stable, and has a high use value.

[0026] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0027] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A uniform discharging device for a silk production line, characterized in that: The invention comprises a shredded stem cabinet (1), and a shredded stem cabinet discharging belt conveyor (2) arranged below the discharging port of the shredded stem cabinet (1); a discharging cover (3) is fixed on the discharging end frame of the shredded stem cabinet discharging belt conveyor (2); the discharging port of the discharging cover (3) corresponds to the upper and lower positions of the feeding end of a belt conveyor (4); a material discharging device for dispersing and leveling the material dropped from the discharging cover (3) onto the belt surface of the belt conveyor (4) is arranged on the frame at the feeding end of the belt conveyor (4); a photoelectric detection module for detecting the height of the internal material is installed on the side wall of the discharging cover (3); and the running speed of the shredded stem cabinet discharging belt conveyor (2) and the running speed of the bottom belt of the shredded stem cabinet are adjusted according to the detection information of the photoelectric detection module.

2. The uniform discharging device for a silk production line according to claim 1, characterized in that: The material dispensing device comprises a material dispensing roller (5) and a material dispensing motor (6); support plates (7) are fixed on both sides of the feeding end frame of the belt conveyor (4); and both ends of the material dispensing roller (5) are rotatably mounted on the support plates (7) at the corresponding ends; the material dispensing motor (6) is fixed to the outside of the support plate (7) at one side, and the output shaft of the material dispensing motor (6) is fixedly connected to the corresponding end of the material dispensing roller (5).

3. The uniform discharging device for a silk production line according to claim 2, characterized in that: The material-moving roller (5) comprises a material-moving shaft (5-1) and a plurality of material-moving rods (5-2) vertically fixed on the material-moving shaft (5-1); both ends of the material-moving shaft (5-1) are rotatably mounted on support plates (7) at corresponding ends.

4. The uniform discharging device for a silk production line according to claim 1, 2 or 3, characterized in that: The photoelectric detection module comprises a plurality of photoelectric sensors (8) distributed in parallel, and the plurality of photoelectric sensors (8) divide the material in the discharge cover (3) into a plurality of detection areas, and the running speed of the stem cut cabinet discharge belt conveyor (2) and the running speed of the stem cut cabinet bottom belt are adjusted according to the area where the material is located.

5. The uniform discharging device for a silk production line according to claim 4, characterized in that: The first motor (2-1) on the shredded stem cabinet discharging belt conveyor (2) and the second motor (1-1) on the shredded stem cabinet bottom belt are respectively connected to a first frequency converter and a second frequency converter, the input ends of the first frequency converter and the second frequency converter are connected to the output end of a controller, and the input end of the controller is connected to the output ends of a plurality of photoelectric sensors (8).

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