CN215704396U - Novel tablet press - Google Patents
Novel tablet press Download PDFInfo
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- CN215704396U CN215704396U CN202121844425.2U CN202121844425U CN215704396U CN 215704396 U CN215704396 U CN 215704396U CN 202121844425 U CN202121844425 U CN 202121844425U CN 215704396 U CN215704396 U CN 215704396U
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- extrusion
- rotary drum
- tablet press
- novel tablet
- drive roller
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Abstract
The utility model relates to a novel tablet press, which comprises a feeding barrel and a tablet pressing mechanism, wherein the feeding barrel comprises a material storage part and an extrusion part, and the extrusion part is positioned at the bottom of the material storage part and is mutually and vertically communicated; the preforming mechanism includes rotary drum and a plurality of stripper bars, rotary drum rotates to be connected to in the extrusion portion, radially be provided with a plurality of stock chests on the rotary drum, the stripper bars arrange in the stock chests and along rotary drum's radial sliding connection, the stripper bars is driven by the drive roller, rotary drum's rotation can make the shutoff of extrusion portion the stock chests. Powdered material in the storage portion can get into the stock chest to reach the extrusion portion and by the extrusion portion shutoff under the drive of a rotatory section of thick bamboo, the material of extrusion pole in the extrusion stock chest under the drive of drive roller forms the sheet structure, opens the stock chest under the drive of a rotatory section of thick bamboo afterwards, makes the sheet material discharge. Greatly improving the tabletting efficiency and reducing the equipment cost.
Description
Technical Field
The utility model relates to the field of production and processing, in particular to a novel tablet press.
Background
In the field of food and drug production and the field of plastic product processing, powdered raw materials are often required to be extruded into a sheet structure so as to facilitate packaging and subsequent processing experiments.
The existing tablet press usually uses a hydraulic cylinder as a power source, after a die is filled with powdery raw materials, a tablet pressing column extrudes the powder in the die until a required sheet structure is formed, the working efficiency of the tablet press is low, the continuous and rapid flattening operation is difficult, and the improvement of working beats is greatly restricted; and the hydraulic cylinder or the air cylinder is used as a power source and is required to be equipped with a hydraulic station or an air compression station, so that the cost is high and the maintenance cost is high.
Therefore, there is a need for a new tablet press machine that solves the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems of low working efficiency and high cost of the existing tablet press.
According to one aspect of the utility model, a novel tablet press is provided, which comprises a feeding cylinder and a tablet pressing mechanism, wherein the feeding cylinder comprises a material storage part and an extrusion part, and the extrusion part is positioned at the bottom of the material storage part and is mutually and vertically communicated; the preforming mechanism includes rotary drum and a plurality of stripper bars, rotary drum rotates to be connected to in the extrusion portion, radially be provided with a plurality of stock chests on the rotary drum, the stripper bars arrange in the stock chests and along rotary drum's radial sliding connection, the stripper bars is driven by the drive roller, rotary drum's rotation can make the shutoff of extrusion portion the stock chests.
Through this scheme, during the powdery material in the storage portion can get into the stock chest to reach the extrusion portion and by the extrusion portion shutoff under the drive of revolving drum, the material of extrusion pole in the extrusion stock chest forms the lamellar structure under the drive of drive roller, opens the stock chest under the drive of revolving drum afterwards, makes the lamellar material discharge. The device can continuously perform molding along with the rotation of the rotary cylinder, greatly improves the efficiency of tabletting, does not need a hydraulic machine or an air compressor, and greatly reduces the equipment cost.
Preferably, the driving roller is located in the rotary cylinder and coaxially arranged, the cross section of the driving roller is an ellipse, the long axis of the ellipse is always horizontally arranged, and the sliding part at one end of the extrusion rod abuts against the driving roller.
Through this scheme, the rotary drum can drive the stripper bar rotatory around the drive roller, and the stripper bar can slide from top to bottom in the stock chest under the extrusion of the surface shape of drive roller, makes the stripper bar towards extrusion portion extrusion at horizontal position, and slides down when the vertical state, reserves suitable space and supplies the powder material to get into.
Preferably, the extrusion rod is sleeved with a return spring, and two ends of the return spring are abutted to the inner wall of the rotary cylinder and the sliding part.
Through this scheme, reset spring can promote the extrusion pole, makes the sliding part support to the drive roller all the time on, realizes the spatial variation of stock chest.
Preferably, the inner wall of stock chest is provided with spacing platform, be provided with on the extrusion stem with spacing platform assorted spacing groove, spacing platform is located in the spacing groove.
Through this scheme, play the limiting action to the displacement of extrusion pole, avoid gliding out the stock chest at reset spring's elastic action.
Preferably, the sliding part is arranged at the end part of the limit groove, and the return spring is sleeved in the limit groove.
Through this scheme, reduce the length after reset spring compresses to guarantee that the space of extrusion stem can effectively compress the stock chest.
Preferably, both sides of the rotary cylinder extend in the radial direction to form material blocking parts, and the extrusion part is located between the material blocking parts.
Through this scheme, reduce the gap that powder material passes through rotatory section of thick bamboo both sides and spill, improve powder material's utilization ratio, reduce extravagantly.
Preferably, one side of storage portion is provided with flat flitch, flat flitch with the revolving cylinder cooperatees and is used for strickleing off the material at stock chest top.
Through this scheme, guarantee that the volume of material is located the certain limit in the stock chest to improve the homogeneity of off-the-shelf quality.
The device has the technical effects that the device is simple and ingenious in structure, can continuously carry out tabletting operation, and greatly improves the processing efficiency; need not to be equipped with hydraulic pressure station or pneumatics station, reduced equipment cost, and made things convenient for the maintenance.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.
Fig. 1 is a schematic cross-sectional structure of a novel tablet press machine according to an embodiment of the present invention.
Fig. 2 is a schematic cross-sectional structure of the spin basket of fig. 1.
Fig. 3 is a schematic diagram of the structure at a in fig. 2.
Fig. 4 is a schematic top view of the spin basket of fig. 2.
Wherein like parts are designated by like reference numerals throughout the several views; the figures are not drawn to scale.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: 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.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses.
Techniques and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be considered a 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.
Examples
As shown in fig. 1 to 4, the novel tablet press in this embodiment includes a feeding cylinder 100 and a tablet pressing mechanism, where the feeding cylinder 100 includes a storage portion 110 and a pressing portion 120, and the pressing portion 120 is located at the bottom of the storage portion 110 and vertically communicated with each other; the tablet pressing mechanism comprises a rotary barrel 210 and a plurality of extrusion rods 220, the rotary barrel 210 is rotatably connected to the extrusion part 120, a plurality of material storage grooves 211 are radially arranged on the rotary barrel 210, the extrusion rods 220 are arranged in the material storage grooves 211 and are in sliding connection along the radial direction of the rotary barrel 210, the extrusion rods 220 are driven by a driving roller 230, and the rotation of the rotary barrel 210 can enable the extrusion part 120 to block the material storage grooves 211.
Through this scheme of this embodiment, powdered material in the storage section 110 can get into the stock chest 211 along with the stirring effect of rotary drum 210 down to reach the extrusion portion 120 and by the shutoff of extrusion portion 120 under the drive of rotary drum 210, the extrusion pole 220 moves towards stock chest 211 opening direction under the drive of drive roller 230, and the material in the extrusion stock chest 211 forms the sheet structure, opens the stock chest 211 under the drive of rotary drum 210 afterwards, makes the sheet material discharge. This device can be along with the rotatory preforming shaping that lasts of rotary drum 210, has improved the efficiency of preforming greatly, need not hydraulic press or air compressor machine moreover, greatly reduced equipment cost.
The rotary drum 210 in this embodiment is driven by a motor (not shown in the figure) to rotate, and the rotary drum 210 is a cylindrical structure with two open ends.
In this embodiment or other embodiments, the driving roller 230 is located in the rotating cylinder 210 and coaxially arranged, the cross section of the driving roller 230 is an ellipse, the major axis of the ellipse is always horizontally arranged, and the sliding part 221 at one end of the pressing rod 220 abuts against the driving roller 230. Wherein the driving roller 230 is coaxially fixed in the rotary drum 210, and both ends of the driving roller 230 are fixed on the feeding drum 100 or other fixed supports.
The rotary drum 210 can drive the extrusion rod 220 to rotate around the driving roller 230, and the extrusion rod 220 can slide on the surface of the driving roller 230 and slide up and down in the storage tank 211 under the drive of the surface of the driving roller 230; due to the arrangement of the driving roller 230, the pressing rod 220 is press-molded toward the pressing part 120 in a horizontal position, and slides downward in a vertical state, leaving a suitable space for the powder material to enter.
In this embodiment or other embodiments, the pressing rod 220 is sleeved with a return spring 222, two ends of the return spring 222 are abutted to the inner wall of the rotating cylinder 210 and the sliding part 221, and the return spring 222 can push the pressing rod 220 to enable the sliding part 221 to be always abutted to the driving roller 230, so that the pressing rod 220 can be smoothly retracted, and the spatial change of the storage tank 211 is realized.
In this embodiment or other embodiments, the inner wall of the storage chute 211 is provided with a limiting table 212, the extrusion rod 220 is provided with a limiting groove 223 matched with the limiting table 212, and the limiting table 212 is located in the limiting groove 223, so as to limit the moving distance of the extrusion rod 220 and prevent the extrusion rod from sliding out of the storage chute 211 under the elastic action of the return spring 222.
In this embodiment or other embodiments, the sliding portion 221 is disposed at an end of the limiting groove 223, and the return spring 222 is sleeved in the limiting groove 223, so that two ends of the return spring 222 respectively abut against the limiting platform 212 and the sliding portion 221, so that the return spring 222 can be retracted into the storage groove 211 in a large amount, and an occupied space of the return spring 222 after being compressed is reduced, thereby ensuring that the extrusion rod 210 can effectively compress the space of the storage groove 211.
In this embodiment or other embodiments, the two sides of the rotary cylinder 210 extend in the radial direction to form the material blocking portions 213, and the pressing portion 120 is located between the material blocking portions 213, so that leakage of powder materials through gaps on the two sides of the rotary cylinder 210 is reduced, the utilization rate of the powder materials is improved, and waste is reduced.
In this embodiment or other embodiments, a material leveling plate 130 is disposed on one side of the storing portion 110, and the material leveling plate 130 cooperates with the rotary cylinder 210 to level off the material at the top of the storing trough 211. The volume of the material in the material storage tank 211 is ensured to be within a certain range, so that the uniformity of the quality of the finished product is improved.
When the device is used, a certain amount of powdery material is added into the material storage part, the rotary cylinder is started to rotate, the rotation of the rotary cylinder can play a role of stirring the material, so that the material smoothly and uniformly enters the material storage tank, the material storage tank rotates to the extrusion part and is blocked by the extrusion part after being scraped by the flat plate, and meanwhile, the space of the material storage tank is continuously reduced at the bottom of the extrusion rod in the material storage tank under the extrusion of the driving roller, so that the material storage tank extrudes the internal material to form a sheet structure; along with the further rotation of rotary drum, the opening of stock chest is opened, and the extrusion stem also retracts, makes inside slice finished product roll out under self action of gravity.
The technical effect of the embodiment is that the device has simple and ingenious structure, can continuously carry out tabletting operation, and greatly improves the processing efficiency; need not to be equipped with hydraulic pressure station or pneumatics station, reduced equipment cost, and made things convenient for the maintenance.
Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for the purpose of illustration and is not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.
Claims (7)
1. A novel tablet press comprises a feeding barrel and a tablet pressing mechanism, and is characterized in that the feeding barrel comprises a material storage part and an extrusion part, and the extrusion part is positioned at the bottom of the material storage part and is mutually and vertically communicated; the preforming mechanism includes rotary drum and a plurality of stripper bars, rotary drum rotates to be connected to in the extrusion portion, radially be provided with a plurality of stock chests on the rotary drum, the stripper bars arrange in the stock chests and along rotary drum's radial sliding connection, the stripper bars is driven by the drive roller, rotary drum's rotation can make the shutoff of extrusion portion the stock chests.
2. The novel tablet press according to claim 1, characterized in that the drive roller is located in the rotary drum and arranged coaxially, the cross section of the drive roller is oval, the major axis of the oval is always arranged horizontally, and the sliding part at one end of the extrusion rod abuts against the drive roller.
3. The novel tablet press according to claim 2, characterized in that a return spring is sleeved on the extrusion rod, and two ends of the return spring are abutted to the inner wall of the rotary cylinder and the sliding part.
4. A novel tablet press according to claim 3, wherein the inner wall of the storage tank is provided with a limiting table, the extrusion rod is provided with a limiting groove matching with the limiting table, and the limiting table is located in the limiting groove.
5. The novel tablet press according to claim 4, characterized in that the sliding part is arranged at the end of the limiting groove, into which the return spring is fitted.
6. The novel tablet press according to claim 1, wherein the two sides of the rotary cylinder extend radially to form dam portions, and the pressing portion is located between the dam portions.
7. A novel tablet press according to claim 1, wherein a flat material plate is provided at one side of the storage section, and the flat material plate cooperates with the rotary cylinder for scraping the material at the top of the storage tank.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121844425.2U CN215704396U (en) | 2021-08-09 | 2021-08-09 | Novel tablet press |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202121844425.2U CN215704396U (en) | 2021-08-09 | 2021-08-09 | Novel tablet press |
Publications (1)
Publication Number | Publication Date |
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CN215704396U true CN215704396U (en) | 2022-02-01 |
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Family Applications (1)
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CN202121844425.2U Active CN215704396U (en) | 2021-08-09 | 2021-08-09 | Novel tablet press |
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CN (1) | CN215704396U (en) |
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2021
- 2021-08-09 CN CN202121844425.2U patent/CN215704396U/en active Active
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