Material throwing device for tobacco leaf air separation machine

Abstract

The utility model relates to a material throwing device for a tobacco leaf air separation machine. Comprising a first side plate, a second side plate, a throwing roller and a throwing angle adjusting plate. The two first side plates are oppositely arranged; the second side plate is fixedly mounted between the two first side plates, and a material throwing cavity is defined by the two first side plates and the second side plate; the material throwing roller is rotationally mounted in the material throwing cavity; the material throwing adjusting plate is slidably installed on the outer side of the second side plate, and the projection of the material throwing angle adjusting plate in the axial direction of the material throwing roller is in an arc shape and is concentric with the projection of the material throwing roller in the axial direction of the material throwing roller. By changing the size of the throwing roller surrounded by the throwing adjusting plate, namely changing the height of the tobacco materials separated from the throwing adjusting plate, the purpose of changing the throwing angle is achieved, then the tobacco materials are thrown to different heights, the throwing height of the tobacco materials is matched with the stem content in the tobacco materials, and the air separation machine can have the optimal air separation effect.

Description

Technical Field

[0001] The present application relates to the technical field of tobacco equipment, and in particular to a throwing device for a tobacco leaf air separator. Background Art

[0002] The air separator is one of the most important equipment in tobacco production. It is mainly used for air separation of tobacco stems and tobacco leaves. When air separation is performed, the mixture of tobacco stems and tobacco leaves needs to be scattered for easy air separation.

[0003] One of the existing conventional technologies is to use a throwing roller to feed the tobacco leaves, that is, to throw the tobacco leaves into the air separator through the rotation of the throwing roller. However, the throwing angle of this throwing method is generally fixed, and different stem-containing tobacco materials need to be thrown to different heights so that the air separator can have the best air separation effect. Summary of the invention

[0004] In order to solve or partially solve the problems existing in the related art, the present application provides a throwing device for a tobacco leaf air sorting machine, aiming to solve the technical problem that the throwing angle of the throwing roller cannot be adjusted.

[0005] In some embodiments of the present application, a throwing device for a tobacco leaf air separator is provided, comprising:

[0006] A first side panel, wherein two first side panels are arranged opposite to each other;

[0007] A second side plate, wherein the second side plate is fixedly installed between two of the first side plates, and the two first side plates and the second side plate form a throwing cavity;

[0008] A throwing roller, the throwing roller is rotatably mounted in the throwing chamber;

[0009] A material throwing angle adjustment plate is slidably mounted on the outer side of the second side plate, and the projection of the material throwing angle adjustment plate along the axial direction of the material throwing roller is in an arc shape and is concentric with the projection of the material throwing roller along the axial direction.

[0010] Optionally, in some embodiments, it also includes

[0011] A driven rack, the driven rack is fixedly mounted on the throwing angle adjustment plate;

[0012] A driving gear is rotatably mounted between the two first side plates via a rotating shaft, and the driving gear is meshed with the driven rack, and the rotating shaft is transmission-connected to the motor.

[0013] Optionally, in some embodiments, at least two driven racks are provided, which are respectively arranged close to two first side panels.

[0014] Optionally, in some embodiments, the throwing roller includes a cylindrical body and throwing sheets uniformly distributed on the body, and a rubber sheet is detachably mounted on the throwing sheet.

[0015] Optionally, in some schemes, a compressed air blowing pipe is provided below one end of the material throwing angle adjustment plate close to the air separator, and the blowing direction of the compressed air blowing pipe is perpendicular to the radial direction of the material throwing angle adjustment plate.

[0016] The technical solution provided by this application may have the following beneficial effects:

[0017] The present application achieves the purpose of changing the throwing angle by changing the size of the throwing adjustment plate surrounding the throwing roller, that is, changing the height at which the smoke material leaves the throwing adjustment plate, and then throwing the smoke material to different heights, so that the throwing height of the smoke material matches the stem content in the smoke material, so that the air separator can have the best air selection effect.

[0018] It should be understood that the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The above and other objects, features and advantages of the present application will become more apparent through a more detailed description of exemplary embodiments of the present application in conjunction with the accompanying drawings, wherein the same reference numerals generally represent the same components in the exemplary embodiments of the present application.

[0020] Figure 1 It is an assembly diagram of the throwing device and the air distributor shown in the embodiment of the present application;

[0021] Figure 2 It is a structural schematic diagram of a throwing device shown in an embodiment of the present application;

[0022] Figure 3 It is another structural schematic diagram of the throwing device shown in the embodiment of the present application.

[0023] Reference numerals:

[0024] 1. First side plate; 2. Second side plate; 3. Throwing chamber; 4. Throwing roller; 41. Main body; 42. Throwing sheet; 43. Rubber sheet; 5. Throwing angle adjustment plate; 6. Driven rack; 7. Driving gear; 8. Slide rail; 9. Air distributor; 10. Blowing pipe. DETAILED DESCRIPTION

[0025] The embodiments of the present application will be described in more detail below with reference to the accompanying drawings. Although the embodiments of the present application are shown in the accompanying drawings, it should be understood that the present application can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to make the present application more thorough and complete, and to fully convey the scope of the present application to those skilled in the art.

[0026] It should be understood that although the terms "first", "second", "third", etc. may be used in this application to describe various information, this information should not be limited to these terms. These terms are only used to distinguish the same type of information from each other. For example, without departing from the scope of this application, the first information may also be referred to as the second information, and similarly, the second information may also be referred to as the first information. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0027] In the description of the present application, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application 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 should not be understood as a limitation on the present application.

[0028] Unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0029] See also Figure 1-Figure 3 In some embodiments of the present application, a throwing device for a tobacco air separator is provided. When in use, the throwing device is fixedly installed at the feed inlet of the air separator, and the tobacco material is thrown into the air separator through the throwing device.

[0030] The throwing device includes a first side plate 1, a second side plate 2, a throwing roller 4, and a throwing angle adjustment plate 5; two first side plates 1 are arranged opposite to each other; the second side plate 2 is fixedly installed between the two first side plates 1, and the two first side plates 1 and the second side plates 2 form a throwing chamber 3; the throwing roller 4 is rotatably installed in the throwing chamber 3. A feeding port is arranged at the top of the throwing chamber 3. When in use, tobacco leaves are put into the throwing chamber 3 from the feeding port through an external conveying device. The conveying device can be a belt conveyor, a conveying pipeline, etc. A discharge port is arranged on the side of the throwing chamber 3. When in use, the discharge port is connected to the feed port of the air separator. The throwing roller 4 is driven to rotate by an external driving device, and the driving device can be fixedly installed on the first side plate 1.

[0031] The throwing adjustment plate is slidably installed on the outer side of the second side plate 2, and the projection of the throwing angle adjustment plate 5 along the axial direction of the throwing roller 4 is arc-shaped and concentric with the projection of the throwing roller 4 along its axial direction. When in use, the throwing adjustment plate is slid to change the size of the throwing adjustment plate surrounding the throwing roller 4, that is, the height at which the tobacco material leaves the throwing adjustment plate is changed, thereby achieving the purpose of changing the throwing angle, and then throwing the tobacco material to different heights, so that the throwing height of the tobacco material matches the stem content in the tobacco material, so that the air separator can have the best air selection effect.

[0032] Optional, such as Figure 2 As shown, in some embodiments, the second side plate 2 surrounds at least one quarter of the circumference of the throwing roller 4, a slide rail 8 is provided on the first side plate 1, and the outer side surface of the throwing adjustment plate abuts against the slide rail 8, thereby sliding the throwing adjustment plate on the outer side of the second side plate 2.

[0033] Optionally, in some embodiments, it also includes a driven rack 6 and a driving gear 7; the driven rack 6 is fixedly mounted on the material throwing angle adjustment plate 5; the driving gear 7 is rotatably mounted between the two first side plates 1 through a rotating shaft, and the driving gear 7 is meshed with the driven rack 6, and the rotating shaft is connected to the motor transmission. When in use, the driving gear 7 can be driven by the motor to rotate, thereby driving the driven rack 6 to rotate, driving the material throwing adjustment plate to move, and adjusting more conveniently.

[0034] Optionally, in some embodiments, detection stripes are provided on the material throwing adjustment plate, and the first side plate 1 is provided with a sensor corresponding to the position of the detection stripes, and then the position of the material throwing adjustment plate is detected by the sensor, and then the rotation angle of the motor is controlled according to the position of the material throwing adjustment plate, so that the position control of the material throwing adjustment plate is more precise.

[0035] Optional, in Figure 3 As shown, in some embodiments, at least two driven racks 6 are provided, which are respectively arranged close to the two first side plates 1, and two corresponding driving gears 7 are also provided. The force on the material throwing adjustment plate is more uniform, which can effectively improve the stability when driving the material throwing adjustment plate to move.

[0036] Optional, such as Figure 2 As shown, in some embodiments, the throwing roller 4 includes a cylindrical body 41 and throwing sheets 42 evenly distributed on the body 41, the throwing sheets 42 are extended along the axial direction of the throwing roller 4, and a rubber sheet 43 is detachably mounted on the throwing sheet 42, the rubber sheet 43 protrudes from the throwing sheet 42 and is fixedly connected to the throwing sheet 42 by bolts. When the throwing effect of the throwing roller 4 is poor due to the wear of the rubber sheet 43, the throwing effect of the throwing roller 4 can be restored by replacing the rubber sheet 43, thereby effectively extending the service life of the throwing roller 4 and reducing the maintenance cost of the throwing roller 4.

[0037] Optionally, in some embodiments, the throwing roller 4 is driven by a first motor, the rotation speed of the first motor is adjusted by a frequency converter, the motor used to drive the driving gear 7 to rotate is a first servo motor, and photoelectric sensors for detecting the material level are evenly spaced in the feed port. The first motor, the first servo motor, and the photoelectric sensor are electrically connected to the controller respectively. When in use, the photoelectric sensor detects the material level in the feed port in real time and transmits it to the controller. The controller controls the feed belt speed according to the input signal to ensure the stability of the feeding.

[0038] At the same time, during use, the throwing distance of the throwing device can be controlled by controlling the rotation speed of the first motor, and the position of the throwing angle adjustment plate can be adjusted by controlling the rotation angle of the first servo motor, thereby adjusting the throwing angle of the throwing device. The throwing angle and distance of the throwing device can be comprehensively adjusted to achieve control of the longitudinal height of the material and the lateral distance of the falling material, and can achieve optimal adjustment of the throwing of different tobacco leaf grades, improve the output rate, and reduce crushing.

[0039] Optionally, in some embodiments, a compressed air blowing pipe 10 is provided below one end of the throwing angle adjustment plate close to the air separator, and the compressed air blowing pipe 10 is connected to an external air compressor. The blowing direction of the compressed air blowing pipe 10 is perpendicular to the radial direction of the throwing angle adjustment plate, so that the tobacco leaves that cannot be thrown up are blown into the air separator for air separation, thereby effectively improving the air separation effect of the air separator.

[0040] The embodiments of the present application have been described above, and the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The selection of terms used herein is intended to best explain the principles of the embodiments, practical applications, or improvements to the technology in the market, or to enable other persons of ordinary skill in the art to understand the embodiments disclosed herein.

Claims

1. A throwing device for a tobacco leaf air classifier, characterized in that: include A first side panel, wherein two first side panels are arranged opposite to each other; A second side plate, wherein the second side plate is fixedly installed between two of the first side plates, and the two first side plates and the second side plate form a throwing cavity; A throwing roller, the throwing roller is rotatably mounted in the throwing chamber; A throwing angle adjustment plate is slidably mounted on the outer side of the second side plate, and the projection of the throwing angle adjustment plate along the axial direction of the throwing roller is in an arc shape and is concentric with the projection of the throwing roller along the axial direction.

2. A throwing device for a tobacco leaf air sorting machine according to claim 1, characterized in that: Also includes A driven rack, the driven rack is fixedly mounted on the throwing angle adjustment plate; A driving gear is rotatably mounted between the two first side plates via a rotating shaft, and the driving gear is meshed with the driven rack, and the rotating shaft is transmission-connected to the motor.

3. The throwing device for tobacco leaf air sorting machine according to claim 2, characterized in that: At least two driven racks are provided, and are respectively arranged close to the two first side plates.

4. The throwing device for tobacco leaf air sorting machine according to claim 1 is characterized in that: The throwing roller comprises a cylindrical body and throwing sheets uniformly distributed on the body, and a rubber sheet is detachably mounted on the throwing sheet.

5. The throwing device for tobacco leaf air sorting machine according to claim 1, characterized in that: A compressed air blowing pipe is arranged below one end of the material throwing angle adjustment plate close to the air distributor, and the blowing direction of the compressed air blowing pipe is perpendicular to the radial direction of the material throwing angle adjustment plate.

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