CN108816116B

CN108816116B - Mixing device, production system and material mixing method

Info

Publication number: CN108816116B
Application number: CN201810584533.7A
Authority: CN
Inventors: 廖东升; 郭正柔; 刘杰; 王戈
Original assignee: Zhuhai Unicook Technology Co Ltd
Current assignee: Zhuhai Unicook Technology Co Ltd
Priority date: 2018-06-08
Filing date: 2018-06-08
Publication date: 2020-10-27
Anticipated expiration: 2038-06-08
Also published as: CN108816116A

Abstract

The invention provides a mixing device, a production system and a material mixing method, wherein the mixing device is used for mixing materials to be mixed and comprises a support frame, a cylinder body, a transmission shaft and a driving part, the cylinder body is used for containing the materials to be mixed, the transmission shaft is arranged in a pivoting mode, the first end of the transmission shaft is connected with the cylinder body, the second end of the transmission shaft is connected with the driving end of the driving part, and the driving part drives the cylinder body to turn over through the transmission shaft so that the materials to be mixed in the cylinder body are fully mixed. The invention solves the problem that the mixing performance of the mixing device for the granular traditional Chinese medicines is poor due to insufficient mixing of the granular traditional Chinese medicines caused by stirring the granular traditional Chinese medicines in the cylinder body by the mixing device in the prior art.

Description

Mixing device, production system and material mixing method

Technical Field

The invention relates to the technical field of traditional Chinese medicine particle preparation, in particular to a mixing device, a production system and a material mixing method.

Background

A mixing arrangement for carrying out mixing operation to graininess traditional chinese medicine among the prior art stirs the material of treating mixing in the cylinder body with the mode of stirring usually to make the material of treating mixing in the cylinder body mix for mixing material, nevertheless adopt the mode of stirring to stir the material of treating mixing in the cylinder body, have the stirring dead angle, lead to the material of treating mixing in the cylinder body to mix insufficiently.

Disclosure of Invention

The invention mainly aims to provide a mixing device, a production system and a material mixing method, and aims to solve the problem that in the prior art, the mixing device stirs granular traditional Chinese medicines in a cylinder body in a stirring mode, so that the granular traditional Chinese medicines are not fully mixed, and the mixing performance of the mixing device on the granular traditional Chinese medicines is poor.

In order to achieve the above object, according to one aspect of the present invention, there is provided a mixing device for mixing materials to be mixed, comprising: a support frame; the cylinder body is used for containing materials to be mixed; the transmission shaft is arranged in a pivoting manner; the drive division, the first end and the cylinder body of transmission shaft are connected, and the second end of transmission shaft is connected with the drive end of drive division, and the drive division passes through the transmission shaft and drives the cylinder body upset to the material intensive mixing of treating in the messenger's cylinder body.

Furthermore, the driving part is a pneumatic device, the mixing device further comprises a transmission assembly, and the driving part drives the transmission shaft to rotate through the transmission assembly.

Further, the transmission assembly includes: the gear is sleeved on the transmission shaft; and the rack is meshed with the gear, and the driving end drives the rack to do reciprocating motion along a straight line.

Further, the driving part includes: the gear is arranged at the second end of the transmission shaft, and the second end of the transmission shaft extends into the cylinder barrel through the through hole; and the piston is slidably arranged in the cylinder barrel and is used as a driving end connected with the rack.

Further, the cylinder barrel is provided with an air vent, and the air vent is communicated with a cavity which is positioned on one side of the piston and deviates from the through hole.

Further, the mixing device also comprises a pneumatic valve and an air source structure, wherein the pneumatic valve is arranged at the vent, and the air source structure is communicated with the vent through the pneumatic valve.

Further, the drive division still includes reset spring, and reset spring sets up in the cylinder section of thick bamboo, and reset spring's first end and the internal face butt of cylinder section of thick bamboo, and reset spring's second end and the terminal surface butt that is close to via hole one side of piston provide the restoring force of keeping away from via hole one side motion for the piston.

Further, the driving part is a pneumatic cylinder, a piston rod of the pneumatic cylinder is provided with a driving end, and the driving end is connected with the rack.

Further, the driving part is a pneumatic motor.

Further, mixing arrangement still includes transmission shaft mount pad and transmission shaft support bearing, and wherein, the transmission shaft mount pad is connected with the support frame, and transmission shaft support bearing sets up on the transmission shaft mount pad, and the cylinder body is fixed to be set up on the transmission shaft mount pad, and the transmission shaft passes transmission shaft support bearing and sets up.

Furthermore, the support frame is provided with a mounting opening, the mixing device further comprises a guide shaft and a lifting cylinder, wherein the guide shaft is arranged at the mounting opening along the vertical direction, the transmission shaft mounting seat is connected with the support frame in a sliding manner through the guide shaft, and the lifting cylinder is arranged on the support frame and is in driving connection with the transmission shaft mounting seat.

Further, mixing arrangement still includes the material valve, and the cylinder body has the blending chamber and the punishment in advance mouth with the blending chamber intercommunication, and the material valve setting is in punishment in advance mouth department.

Furthermore, the top of the support frame is provided with a feed inlet, the bottom of the support frame is provided with a discharge outlet, and the cylinder body performs turning motion between the position of the discharge outlet relative to the feed inlet and the position of the discharge outlet relative to the discharge outlet.

Further, the mixing chamber includes mixes the chamber section and divides the chamber section with mixing at least two that the chamber section is linked together, and at least two divide and mix the chamber section and all be located one side that mixes the chamber section, and the material passing opening mixes the chamber section intercommunication with mixing.

Further, the materials to be mixed are traditional Chinese medicines.

According to another aspect of the present invention, there is provided a production system comprising: a separator; a mixing device located downstream of the separator for receiving the materials to be mixed conveyed by the separator and mixing the materials to be mixed, the mixing device being as claimed in any one of claims 1 to 12; and the packaging machine is positioned at the downstream of the mixing device and used for receiving the mixed materials transmitted by the mixing device and packaging the mixed materials.

According to another aspect of the present invention, there is provided a material mixing method comprising the steps of: step S1, controlling the driving part to start, and driving the transmission shaft to rotate by the driving part, so that the transmission shaft drives the cylinder body to rotate along the first direction by a first set angle and then reach a first position; step S2, controlling the driving part to stop so as to enable the cylinder to stay at the first position for a set time; step S3, the driving part drives the transmission shaft to rotate, so that the transmission shaft drives the cylinder body to rotate along a second direction opposite to the first direction by a second set angle and then reach a second position; step S4, controlling the stop of the driving unit; step S5, repeating steps S1 to S4 at least once.

Further, the first set angle and the second set angle have the same value.

Further, before step S1, the method further includes: and step S0, controlling a lifting cylinder to start, wherein the lifting cylinder drives a cylinder body to move upwards along the vertical direction, so that a material passing opening of the cylinder body moves to a position opposite to a material inlet above the supporting frame.

Further, the material mixing method further comprises the following steps: and step S6, controlling a lifting cylinder to start, wherein the lifting cylinder drives a cylinder body to move downwards along the vertical direction, so that a material passing opening of the cylinder body moves to a position opposite to a material outlet below the support frame.

By applying the technical scheme of the invention, as the mixing device comprises the support frame, the cylinder body, the transmission shaft and the driving part, when materials to be mixed are mixed, the driving part can be controlled to start, and the driving part drives the cylinder body to turn over through the transmission shaft, so that the materials to be mixed in the cylinder body move up and down along with the turning over of the cylinder body, and thus, the mixing effect of the materials to be mixed in the cylinder body is effectively improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 shows a schematic front view of a mixing device according to an alternative embodiment of the invention;

FIG. 2 shows a schematic top view of the mixing device of FIG. 1;

FIG. 3 shows a schematic view of an angled assembly of the drive portion, mounting base, drive shaft and pneumatic valve of the mixing device of FIG. 1;

FIG. 4 shows a front view of an assembled structural schematic of several elements of the mixing device of FIG. 3;

FIG. 5 is a schematic top cross-sectional view illustrating an assembled structural view of several elements of the mixing device of FIG. 3;

FIG. 6 is a schematic view showing an angular assembly of the mounting base, the support shaft and the lift cylinder of the mixing device of FIG. 1;

FIG. 7 shows a schematic structural view of a support frame of the mixing device of FIG. 1;

FIG. 8 shows a schematic view of the cylinder of the mixing device of FIG. 1;

fig. 9 shows a cross-sectional structural view of the cylinder block in fig. 8.

Wherein the figures include the following reference numerals:

10. a support frame; 11. an installation port; 12. a feed inlet; 13. a discharge port; 14. an assembly port; 20. a cylinder body; 21. a mixing chamber; 211. a mixing chamber section; 212. a mixing cavity section; 22. a material passing port; 30. a drive shaft; 40. a drive section; 41. a cylinder barrel; 411. a via hole; 412. a vent; 42. a piston; 43. a return spring; 50. a transmission assembly; 51. a gear; 52. a rack; 60. a pneumatic valve; 70. a transmission shaft mounting seat; 80. the transmission shaft supports a bearing; 90. a guide shaft; 100. a lifting cylinder; 110. a material valve; 120. a support shaft; 130. and a supporting shaft mounting seat.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. 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.

In order to solve the problem that the mixing performance of the mixing device for the granular traditional Chinese medicines is poor due to insufficient mixing of the granular traditional Chinese medicines caused by the fact that the mixing device stirs the granular traditional Chinese medicines in the cylinder body in a stirring mode in the prior art, the invention provides the mixing device, a production system and a material mixing method. Utilize the production system that this application provided, to waiting that needs mix the material and thoughtlessly join in marriage and partial shipment, can promote the quality and the production efficiency of product. The material mixing method provided by the application is a use method of the mixing device.

As shown in fig. 1 to 9, the mixing device for mixing materials to be mixed includes a support frame 10, a cylinder body 20, a transmission shaft 30 and a driving portion 40, the cylinder body 20 is used for containing the materials to be mixed, the transmission shaft 30 is pivotally disposed, a first end of the transmission shaft 30 is connected with the cylinder body 20, a second end of the transmission shaft 30 is connected with a driving end of the driving portion 40, and the driving portion 40 drives the cylinder body 20 to turn over through the transmission shaft 30, so that the materials to be mixed in the cylinder body 20 are fully mixed.

In this application, because mixing arrangement includes support frame 10, cylinder body 20, transmission shaft 30 and drive division 40, when treating the misce bene and mix, can start through control drive division 40, make drive division 40 pass through transmission shaft 30 and drive cylinder body 20 upset to the misce bene that treats in the messenger cylinder body 20 is along with the upset of cylinder body 20 and up-and-down motion, like this, the mixed effect of the misce bene of treating in the cylinder body 20 has been promoted effectively, the mixing arrangement that this application provided has good mixing performance to the multiple misce bene.

In a specific embodiment of the present application, the driving portion 40 drives the cylinder 20 to turn over through the transmission shaft 30 means that the driving portion 40 is controlled to start, so that the cylinder 20 rotates clockwise or counterclockwise by 180 ° to a first position, and then the cylinder 20 stays at the first position for a period of time, so that the materials to be mixed in the cylinder 20 fall and are mixed sufficiently; then, the driving part 40 is controlled to start, the cylinder 20 is rotated by 180 degrees counterclockwise or clockwise to a second position, and similarly, the cylinder 20 is stopped at the second position for a period of time, so that the materials to be mixed in the cylinder 20 are fully dropped and mixed, and one turnover is completed, in this embodiment, the first position and the second position coincide.

The number of times of overturning of the cylinder body 20 can be adjusted according to actual requirements, such as the mixing difficulty of the materials to be mixed, so that the materials to be mixed in the cylinder body 20 can be mixed more fully.

As shown in fig. 3 to 5, the driving portion 40 is a pneumatic device, and the mixing device further includes a transmission assembly 50, and the driving portion 40 drives the transmission shaft 30 to rotate through the transmission assembly 50. The application provides a mixing arrangement adopts pneumatic means as mixing arrangement's drive division 40, can realize driving cylinder body 20 upset through pneumatic means's intake or exhaust, and in addition, pneumatic means has advantages such as simple structure, environmental protection, safety to can control the rotation angle of cylinder body 20 more conveniently, accurately.

As shown in fig. 5, the transmission assembly 50 includes a gear 51 and a rack 52, the gear 51 is sleeved on the transmission shaft 30, the rack 52 is engaged with the gear 51, and the driving end drives the rack 52 to reciprocate along a straight line. By controlling the stop position of the rack 52, and by the engagement between the rack 52 and the gear 51, the angle of rotation of the transmission shaft 30 can be controlled more precisely, and thus the stop position of the cylinder 20 can be controlled more precisely.

As shown in fig. 5, the driving portion 40 includes a cylinder 41 and a piston 42, the cylinder 41 is disposed on the support frame 10, a through hole 411 is formed on the cylinder 41, the gear 51 is disposed at the second end of the transmission shaft 30, the second end of the transmission shaft 30 extends into the cylinder 41 through the through hole 411, and the piston 42 is slidably disposed in the cylinder 41 to serve as a driving end connected to the rack 52. By arranging the cylinder 41 and the piston 42 and installing the gear 51 and the rack 52 in the cylinder 41, the driving part 40 provided by the application has a compact structure, which is beneficial to the miniaturization design of the mixing device.

As shown in fig. 5, the cylinder tube 41 is opened with a vent 412, and the vent 412 communicates with a cavity on a side of the piston 42 away from the through hole 411. Therefore, the pressurized gas can be introduced into the cylinder tube 41 through the vent 412, so as to push the piston 42 to slide in the cylinder tube 41, so that the piston 42 pushes the rack 52 to move, the rack 52 is engaged with the gear 51 on the transmission shaft 30, and the transmission shaft 30 drives the cylinder 20 to overturn.

As shown in fig. 2 to 5, the mixing device further includes a pneumatic valve 60 and a gas source structure, the pneumatic valve 60 being disposed at the vent 412, the gas source structure communicating with the vent 412 through the pneumatic valve 60. Through setting up pneumatic valve 60, make pressure gas evenly pass through in the air vent 412 gets into cylinder 41, perhaps make the pressure gas in the cylinder 41 discharge outside cylinder 41 evenly to guarantee that cylinder body 20 overturns steadily, guarantee that cylinder body 20 has good motion stationarity, effectively avoid cylinder body 20 to appear violently shaking in first position or second position, reduced mixing arrangement's noise.

As shown in fig. 5, the driving part 40 further includes a return spring 43, the return spring 43 is disposed in the cylinder tube 41, a first end of the return spring 43 abuts against an inner wall surface of the cylinder tube 41, and a second end of the return spring 43 abuts against an end surface of the piston 42 on a side close to the through hole 411, so as to provide a restoring force for the piston 42 to move toward a side away from the through hole 411. Thus, when the piston 42 moves towards the direction of the through hole 411, the rack 52 drives the transmission shaft 30 to rotate through the gear 51, and the return spring 43 is compressed and plays a certain buffering role; when the air supply structure no longer supplies pressure air into the cylinder 41, the return spring 43 provides a restoring force for the piston to move towards the side far from the through hole 411, the piston 42 moves towards the direction far from the through hole 411, and the rack 52 drives the transmission shaft 30 to rotate towards the opposite direction through the gear 51.

In an embodiment not shown in the present application, the driving part 40 is a pneumatic cylinder, the piston rod of which has a driving end, which is connected with the rack 52.

In an embodiment of the present application, not shown, the driving portion 40 is an air motor. The pneumatic motor can directly rotate the drive shaft 30.

As shown in fig. 5, the mixing device further includes a transmission shaft mounting seat 70 and a transmission shaft support bearing 80, wherein the transmission shaft mounting seat 70 is connected to the support frame 10, the transmission shaft support bearing 80 is disposed on the transmission shaft mounting seat 70, the cylinder block 20 is fixedly disposed on the transmission shaft mounting seat 70, and the transmission shaft 30 is disposed through the transmission shaft support bearing 80. The transmission shaft mounting seat 70 plays a role in stabilizing the cylinder body 20, and the transmission shaft support bearing 80 plays a role in stably supporting the transmission shaft 30, so that the transmission shaft 30 is prevented from vibrating and shaking in rotation.

As shown in fig. 1 and 6, the mixing device further includes a support shaft 120, a support shaft mount 130, and a mounting bearing, not shown, in fig. 1, the support shaft 120 is disposed at the other side opposite to the transmission shaft 30 and coupled to the support frame 10, and specifically, the support shaft mount 130 is disposed on the support frame 10, the mounting bearing is disposed on the support shaft mount 130, a first end of the support shaft 120 is coupled to the mounting bearing, and a second end of the support shaft 120 is coupled to the cylinder block 20. The arrangement of the support shaft 120, the support shaft mounting seat 130 and the mounting bearings increases the stability of the connection of the cylinder block 20 with the support frame 10.

As shown in fig. 7, the top of the supporting frame 10 is opened with a feeding hole 12, the bottom of the supporting frame 10 is opened with a discharging hole 13, and the cylinder 20 is turned between a position where the material passing hole 22 is opposite to the feeding hole 12 and a position where the material passing hole 22 is opposite to the discharging hole 13. In the specific embodiment of the application, as shown in fig. 7, a mounting opening 11 is opened on the support frame 10, the mixing device further includes a guide shaft 90 and a lifting cylinder 100, wherein the guide shaft 90 is disposed at the mounting opening 11 along the vertical direction, the transmission shaft mounting seat 70 is slidably connected with the support frame 10 through the guide shaft 90, and the lifting cylinder 100 is disposed on the support frame 10 and is drivingly connected with the transmission shaft mounting seat 70. Thus, the cylinder body 20 can move in the vertical direction relative to the support frame 10 through the lifting cylinder 100, so that the material passing opening 22 of the cylinder body 20 is close to the material inlet 12 or the material outlet 13 of the support frame 10, the material passing opening 22 is conveniently butted with the material inlet 12 or the material outlet 13, and the material to be mixed is conveyed into the cylinder body 20 and the mixed material is output out of the cylinder body 20. In addition, when the mixing device provided by the application is used together with other process equipment, such as a separator and a packaging machine, the precise butt joint of the mixing device and the separator is facilitated, and the precise butt joint of the mixing device and the packaging machine is facilitated.

As shown in fig. 6 and 7, the support frame 10 is further provided with an assembly opening 14, the guide shafts 90 include two groups, one group of guide shafts 90 is arranged at the installation opening 11 along the vertical direction, the other group of guide shafts 90 is arranged at the assembly opening 14 along the vertical direction, the support shaft installation seat 130 is slidably connected with the support frame 10 through the guide shafts 90, and the lifting cylinder 100 is arranged on the support frame 10 and is in driving connection with the support shaft installation seat 130. In this way, when the cylinder body 20 is required to move in the vertical direction, the lifting cylinder 100 located below the transmission shaft mounting seat 70 and the lifting cylinder 100 located below the support shaft mounting seat 130 are controlled to work simultaneously, and the cylinder body 20 is ensured to move smoothly in the vertical direction with respect to the support frame 10.

Optionally, a buffer spring is disposed between the lifting cylinder 100 and the supporting frame 10.

As shown in fig. 1, the mixing device further includes a material valve 110, the cylinder 20 has a mixing chamber 21 and a material passing port 22 communicated with the mixing chamber 21, and the material valve 110 is disposed at the material passing port 22. Therefore, the material to be mixed can be added into the mixing cavity 21 of the cylinder body 20 through the material passing port 22 by controlling the opening or closing of the material valve 110, and after the mixing is finished, the mixed material is conveyed out of the cylinder body 20 through the material passing port 22 by controlling the opening or closing of the material valve 110.

Optionally, the material valve 110 is a pinch valve.

Optionally, the staying position of the cylinder 20 can be flexibly controlled, so that when the cylinder 20 is located at the initial position, the material valve 110 is upward, and a user can conveniently add the material to be mixed into the mixing cavity 21 of the cylinder 20 through the material passing hole 22; after mixing, the cylinder body 20 is stopped at the position of the material valve 110 facing the material outlet 13, so that a user can conveniently convey the material to be mixed to the outside of the mixing cavity 21 of the cylinder body 20 through the material passing opening 22 to carry out the next process.

As shown in fig. 8 and 9, the mixing cavity 21 includes a mixing cavity section 211 and at least two sub-mixing cavity sections 212 communicated with the mixing cavity section 211, the at least two sub-mixing cavity sections 212 are located at one side of the mixing cavity section 211, and the material passing port 22 is communicated with the mixing cavity section 211. Thus, during the turning process of the cylinder 20, the materials to be mixed in the mixing chamber 21 are concentrated and dispersed, so that the materials to be mixed are more sufficiently mixed.

It should be noted that the materials to be mixed in the present application are granular, tablet or segment traditional Chinese medicines. Specifically, the mixing arrangement that this application provided is used for mixing traditional chinese medicine, according to the kind of traditional chinese medicine in the traditional chinese medicine prescription, add multiple traditional chinese medicine in the cylinder body 20, make multiple traditional chinese medicine mix fully in the cylinder body 20, mixing arrangement uses with packagine machine cooperation again, carries out the partial shipment with the multiple traditional chinese medicine of misce bene, is favorable to preserving and transporting the traditional chinese medicine of partial shipment, is favorable to the user to decoct the traditional chinese medicine after the partial shipment and takes the use, the production system that this application provided has promoted the degree of automation of traditional chinese medicine mixture partial shipment.

The application also provides a material mixing method, which comprises the following steps: step S1, controlling the driving unit 40 to start, and the driving unit 40 driving the transmission shaft 30 to rotate, so that the transmission shaft 30 drives the cylinder 20 to rotate along the first direction by a first set angle and then reach the first position; step S2, controlling the driving part 40 to stop so that the cylinder 20 stays at the first position for a set time; step S3, the driving part 40 drives the transmission shaft 30 to rotate, so that the transmission shaft 30 drives the cylinder 20 to rotate in a second direction opposite to the first direction by a second set angle and then reach a second position; step S4, controlling the stop of the driving unit 40; step S5, repeating steps S1 to S4 at least once. The application provides a material mixing method, can make the material that waits to mix in the mixing arrangement more abundant.

In a specific embodiment of the present application, a method for mixing materials includes: pressure gas is introduced into the cylinder 41, the piston 42 drives the rack 52 to move towards the direction of the through hole 411 under the action of the pressure gas, the rack 52 drives the transmission shaft 30 to rotate through the gear 51, the transmission shaft 30 drives the cylinder body 20 to rotate to the first position, and the return spring 43 is compressed and plays a certain buffering role; then, the air supply structure no longer introduces the pressure air into the cylinder 41, the return spring 43 provides the piston 42 with a restoring force moving towards the side far from the through hole 411, the piston 42 drives the rack 52 to move towards the direction far from the through hole 411, and the rack 52 drives the transmission shaft 30 to rotate towards the opposite direction to the second position through the gear 51.

Optionally, the first set angle and the second set angle have the same value. In this case, the first position and the second position coincide.

Preferably, the first set angle and the second set angle are 180 °.

Optionally, step S0 is further included before step S1, the lift cylinder 100 is controlled to be activated, and the lift cylinder 100 drives the cylinder 20 to move upward in the vertical direction, so that the material passing opening 22 of the cylinder 20 is moved to a position opposite to the material inlet 12 above the supporting frame 10. In this way, the material to be mixed is conveniently conveyed into the cylinder 20.

Optionally, the material mixing method further includes step S6, controlling the lifting cylinder 100 to be activated, and the lifting cylinder 100 driving the cylinder 20 to move downward in the vertical direction, so that the material passing opening 22 of the cylinder 20 moves to a position opposite to the material outlet 13 below the supporting frame 10. Thus, the mixed materials are convenient to convey to the outside of the cylinder body 20.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A mixing device for mixing materials to be mixed, comprising:

the device comprises a support frame (10), wherein a feed inlet (12) is formed in the top of the support frame (10), and a discharge outlet (13) is formed in the bottom of the support frame (10);

the cylinder body (20) is used for containing the materials to be mixed, the cylinder body (20) is provided with a mixing cavity (21) and a material passing opening (22) communicated with the mixing cavity, and the cylinder body (20) performs turnover motion between the position of the material passing opening (22) opposite to the feeding opening (12) and the position of the material passing opening (22) opposite to the discharging opening (13);

a transmission shaft (30), the transmission shaft (30) being pivotably arranged;

the first end of the transmission shaft (30) is connected with the cylinder body (20), the second end of the transmission shaft (30) is connected with the driving end of the driving part (40), and the driving part (40) drives the cylinder body (20) to turn over through the transmission shaft (30) so as to fully mix the materials to be mixed in the cylinder body (20);

the cylinder body (20) can move in the vertical direction relative to the support frame (10) through the lifting cylinder (100), so that the material passing opening (22) of the cylinder body (20) is close to the material inlet (12) or the material outlet (13) of the support frame (10);

the material valve (110), the said material valve (110) is set up in the said through hole (22);

wherein, when the staying position of the cylinder body (20) is controlled to make the material valve (110) stay at the upper part, the mixture to be mixed can be added into the mixing cavity (21) through the material passing opening (22); when the staying position of the cylinder body (20) is controlled to enable the material valve (110) to face the position of the discharge port (13), materials to be mixed can be conveyed out of the mixing cavity (21) through the discharge port (22).

2. The mixing device according to claim 1, wherein the drive portion (40) is a pneumatic device, the mixing device further comprising a transmission assembly (50), the drive portion (40) driving the transmission shaft (30) in rotation through the transmission assembly (50).

3. Mixing device according to claim 2, wherein said transmission assembly (50) comprises:

the gear (51), the said gear (51) is fitted over the said drive shaft (30);

the rack (52) is meshed with the gear (51), and the driving end drives the rack (52) to reciprocate along a straight line.

4. The mixing device according to claim 3, wherein the drive portion (40) comprises:

the cylinder barrel (41), the cylinder barrel (41) is arranged on the support frame (10), a through hole (411) is formed in the cylinder barrel (41), the gear (51) is arranged at the second end of the transmission shaft (30), and the second end of the transmission shaft (30) extends into the cylinder barrel (41) through the through hole (411);

a piston (42), the piston (42) being slidably disposed within the cylinder bore (41) to act as the drive end connected to the rack (52).

5. Mixing device according to claim 4, characterized in that the cylinder barrel (41) is provided with a vent (412), the vent (412) communicating with a cavity located on the side of the piston (42) facing away from the through hole (411).

6. The mixing device of claim 5, further comprising a pneumatic valve (60) and a gas source structure, the pneumatic valve (60) disposed at the vent (412), the gas source structure communicating with the vent (412) through the pneumatic valve (60).

7. The mixing device according to claim 5, wherein the driving part (40) further comprises a return spring (43), the return spring (43) is arranged in the cylinder barrel (41), a first end of the return spring (43) is abutted with the inner wall surface of the cylinder barrel (41), and a second end of the return spring (43) is abutted with the end surface of the piston (42) on the side close to the through hole (411) so as to provide a restoring force for the piston (42) to move towards the side far from the through hole (411).

8. Mixing device according to claim 3, wherein the drive (40) is a pneumatic cylinder, the piston rod of which has the drive end, which is connected with the gear rack (52).

9. Mixing device according to claim 1, wherein the drive (40) is a pneumatic motor.

10. The mixing device according to claim 1, further comprising a drive shaft mounting seat (70) and a drive shaft support bearing (80), wherein the drive shaft mounting seat (70) is connected with the support frame (10), the drive shaft support bearing (80) is disposed on the drive shaft mounting seat (70), the cylinder block (20) is fixedly disposed on the drive shaft mounting seat (70), and the drive shaft (30) is disposed through the drive shaft support bearing (80).

11. The mixing device according to claim 10, wherein the support frame (10) is provided with a mounting opening (11), wherein the guide shaft (90) is vertically disposed at the mounting opening (11), the transmission shaft mounting seat (70) is slidably connected to the support frame (10) through the guide shaft (90), and the lifting cylinder (100) is disposed on the support frame (10) and drivingly connected to the transmission shaft mounting seat (70).

12. The mixing device according to claim 1, wherein the mixing chamber (21) comprises a mixing chamber section (211) and at least two sub-mixing chamber sections (212) communicating with the mixing chamber section (211), the at least two sub-mixing chamber sections (212) being located at one side of the mixing chamber section (211), and the feed opening (22) communicating with the mixing chamber section (211).

13. The mixing device of any one of claims 1 to 12, wherein the materials to be mixed are traditional Chinese medicines.

14. A production system, comprising:

a separator;

a mixing device located downstream of the separator for receiving the materials to be mixed conveyed by the separator and mixing the materials to be mixed, the mixing device being as defined in any one of claims 1 to 11;

and the packaging machine is positioned at the downstream of the mixing device and used for receiving the mixed materials transmitted by the mixing device and packaging the mixed materials.

15. A method for mixing materials, characterized in that a mixing device according to any one of claims 1-12 is used, said method comprising the steps of:

step S1, controlling a driving part (40) to start, wherein the driving part (40) drives a transmission shaft (30) to rotate, so that the transmission shaft (30) drives a cylinder body (20) to rotate along a first direction by a first set angle and then reach a first position;

a step S2 of controlling the driving part (40) to stop so as to enable the cylinder (20) to stay at the first position for a set time;

step S3, the driving part (40) drives the transmission shaft (30) to rotate, so that the transmission shaft (30) drives the cylinder body (20) to rotate for a second set angle along a second direction opposite to the first direction and then reach a second position;

a step S4 of controlling the stop of the drive unit (40);

step S5, repeating the steps S1 to S4 at least once.

16. The material mixing method as recited in claim 15, wherein the first set angle and the second set angle have the same value.

17. The material mixing method as claimed in claim 15, further comprising, before the step S1:

and step S0, controlling a lifting cylinder (100) to start, wherein the lifting cylinder (100) drives the cylinder body (20) to move upwards along the vertical direction, so that the material passing opening (22) of the cylinder body (20) moves to a position opposite to the material inlet (12) above the support frame (10).

18. The material mixing method as recited in claim 15, further comprising:

and step S6, controlling a lifting cylinder (100) to start, wherein the lifting cylinder (100) drives the cylinder body (20) to move downwards along the vertical direction, so that the material passing opening (22) of the cylinder body (20) moves to a position opposite to the material outlet (13) below the support frame (10).