Scraping device of tablet press

Abstract

The utility model discloses a material scraping device of a tablet press, the material scraping device is provided with a frame body and a fixing lug fixed with the frame body, and the fixing lug is used for fixing the material scraping device on the tablet press; the frame body extends in the rotating direction of the tablet press, and a blanking area, a first scraping area, a second scraping area, a third scraping area and a fourth scraping area are sequentially arranged in the extending direction. According to the utility model, the material mixing rod which is integrally formed is arranged in the blanking area, and the material mixing rod has the effect of flatly spreading and stirring raw materials in the blanking area. The first partition, the second partition, the third partition and the fourth partition all extend by a certain distance in the rotating direction, so that raw materials can be fully filled. The raw materials can be fully filled through the scraping areas, the partitions, the mixing rods and the combination of the blanking speed, and a leakage opening does not need to be formed in the fourth scraping area at the tail end.

Description

Technical Field

[0001] The utility model belongs to the field of tablet press equipment, and in particular relates to a scraping device of a tablet press. Background Art

[0002] As a device for producing tablets, rotary tablet press has been widely used. Tablet press mainly has several steps such as loading, scraping, pressing and unloading. There are many types of tablet press in existing technology.

[0003] Prior art, application number CN202122497948.0, a rotary tablet press with a scraper device, improves the problem that if part of the medicine powder is stuck to the bottom die groove of the upper punch of the current tablet press after tableting, it cannot be automatically cleaned and removed for reuse, including a bottom plate, and a top plate is provided above the bottom plate. The cylindrical brush and the scraper strip are set by the present application, so that when the upper punch at the bottom of the upper mold rotates through the top of the cylindrical brush, the cylindrical brush can brush the bottom die groove of the upper punch corresponding to the bottom of the upper mold, thereby sweeping away the medicine powder stuck to the bottom die groove of the upper punch corresponding to the bottom of the upper mold, and falling on the middle mold, when the middle mold rotates, the scraper strip can scrape the remaining medicine powder on the middle mold and the medicine powder swept by the cylindrical brush to the edge of the middle mold, and then fall on the inside of the scraper plate to be collected, so that the medicine powder can be recycled and reused. Application No. CN202022321930.0, a scraping device for a rotary tablet press, comprising a box body, a support sleeve is provided through the top end, and a transmission gear is sleeved on the outer periphery of the support sleeve protruding from the upper surface of the box body; a cylinder is provided at the upper end of the support sleeve, and the bottom end is fixed to the scraping assembly through a connecting plate; a telescopic rod is provided at the output end of the cylinder, the telescopic rod passes through and extends out of the support sleeve and the connecting plate, and the bottom end of the telescopic rod is vertically connected to one end of the second rotating shaft; the scraping assembly is arranged in the box body, and the scraping assembly includes a first rotating shaft, a second rotating shaft and a scraper; a part of the second rotating shaft is slidably sleeved on the inner wall of the first rotating shaft, and the outer periphery of the first rotating shaft is vertically connected to the scraper through a mounting block and a screw, and the outer periphery of the second rotating shaft near its bottom end is vertically connected to the scraper through the mounting block and the screw.

[0004] Through actual visits to the factory, it was found that the scraping device had problems with unclean scraping and poor filling effect. If it was not completely filled, a lot of raw materials would be discharged from the final leakage port, affecting the tableting effect. Utility Model Content

[0005] In view of the above technical problems, the utility model provides a scraping device for a tablet press, which can solve the problems in the prior art.

[0006] In order to solve the above technical problems, the technical solution of the utility model is as follows:

[0007] A scraper device for a tablet press, the scraper device comprising a frame 1 and a fixing ear 2 fixed to the frame 1, the fixing ear 2 being used to fix the scraper device on the tablet press;

[0008] The frame 1 extends along the rotation direction of the tablet press, and a blanking area 3, a first scraping area 4, a second scraping area 5, a third scraping area 6 and a fourth scraping area 7 are sequentially arranged in the extending direction.

[0009] Further,

[0010] The fourth scraping area 7 is provided with a scraper 8 for scraping the raw material, and the scraper 8 is made of rubber.

[0011] Further,

[0012] The material dropping area 3 is used to receive the raw materials in the loading device. A protruding mixing rod 17 is provided in the material dropping area 3 . The mixing rod 17 is integrally formed with the frame 1 .

[0013] Further,

[0014] The blanking area 3, the first scraping area 4, the second scraping area 5, the third scraping area 6 and the fourth scraping area 7 are separated by the first partition 9, the second partition 10, the third partition 11 and the fourth partition 12, and the first leakage port 13, the second leakage port 14, the third leakage port 15 and the fourth leakage port 16 are opened below the first partition 9, the second partition 10, the third partition 11 and the fourth partition 12.

[0015] Further,

[0016] The middle parts of the first partition 9, the second partition 10, the third partition 11 and the fourth partition 12 all extend in the rotation direction of the tablet press.

[0017] Further,

[0018] The first leakage port 13 is located outside the extended end portion;

[0019] The second material leakage port 14 is located inside the extended end portion;

[0020] The third leakage port 15 is located outside the extended end portion;

[0021] The fourth material leakage port 16 is located inside the extended end portion.

[0022] The utility model has the following technical effects:

[0023] 1. The utility model is provided with an integrally formed mixing rod in the material dropping area, and the mixing rod has the effect of spreading and moving the raw materials in the material dropping area.

[0024] 2. The first partition, the second partition, the third partition and the fourth partition of the utility model all extend a distance in the direction of rotation, so that the raw materials can be fully filled.

[0025] 3. The utility model can fully fill the raw materials through the scraping area, partition, mixing rod and combined with the falling speed, and there is no need to open a leakage port in the fourth scraping area at the end. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a schematic diagram of the overall structure of the scraping device of the utility model;

[0027] Figure 2 This is a schematic diagram of the back structure of the scraper device of the utility model;

[0028] In the figure, there are a frame 1, a fixing ear 2, a material dropping area 3, a first scraping area 4, a second scraping area 5, a third scraping area 6, a fourth scraping area 7, a scraper 8 (rubber), a first partition 9, a second partition 10, a third partition 11, a fourth partition 12, a first material leakage port 13, a second material leakage port 14, a third material leakage port 15, a fourth material leakage port 16, and a mixing rod 17. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0030] In the description of the present invention, it should be understood that the terms "center", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "axial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element 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 invention.

[0031] In the present invention, unless otherwise clearly specified and limited, the terms "set", "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection; it can be a mechanical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0032] In addition, the terms "first", "second", etc. are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features.

[0033] like Figure 1 , 2 As shown, the utility model discloses a scraper device for a tablet press, wherein the scraper device comprises a frame 1 and a fixing ear 2 fixed to the frame 1, wherein the fixing ear 2 is used to fix the scraper device on the tablet press.

[0034] The frame 1 extends along the rotation direction of the tablet press, and is provided with a blanking area 3, a first scraping area 4, a second scraping area 5, a third scraping area 6 and a fourth scraping area 7 in sequence in the extending direction.

[0035] The material dropping area 3 is used to receive the raw materials in the loading device. A protruding mixing rod 17 is provided in the material dropping area 3 , and the mixing rod 17 is integrally formed with the frame 1 .

[0036] A scraper 8 for scraping the raw material is arranged in the fourth scraping area 7, and the scraper 8 is made of rubber.

[0037] The blanking area 3, the first scraping area 4, the second scraping area 5, the third scraping area 6 and the fourth scraping area 7 are separated by the first partition 9, the second partition 10, the third partition 11 and the fourth partition 12, and the first leakage port 13, the second leakage port 14, the third leakage port 15 and the fourth leakage port 16 are opened under the first partition 9, the second partition 10, the third partition 11 and the fourth partition 12.

[0038] The middle parts of the first partition 9, the second partition 10, the third partition 11 and the fourth partition 12 all extend a distance in the rotation direction of the tablet press.

[0039] The first leakage port 13 is located outside the extended end portion;

[0040] The second material leakage port 14 is located inside the extended end portion;

[0041] The third leakage port 15 is located outside the extended end portion;

[0042] The fourth material leakage port 16 is located inside the extended end portion.

[0043] The utility model has the following technical effects:

[0044] 1. The utility model is provided with an integrally formed mixing rod in the material dropping area, and the mixing rod has the effect of spreading and moving the raw materials in the material dropping area.

[0045] 2. The first partition, the second partition, the third partition and the fourth partition of the utility model all extend a distance in the direction of rotation, so that the raw materials can be fully filled.

[0046] 3. The utility model can fully fill the raw materials through the scraping area, partition, mixing rod and combined with the falling speed, and there is no need to open a leakage port in the fourth scraping area at the end.

[0047] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A scraping device for a tablet press, characterized in that: The scraper device comprises a frame (1) and a fixing ear (2) fixed to the frame (1), wherein the fixing ear (2) is used to fix the scraper device on the tablet press; The frame (1) extends along the rotation direction of the tablet press, and a material dropping area (3), a first material scraping area (4), a second material scraping area (5), a third material scraping area (6) and a fourth material scraping area (7) are sequentially arranged in the extending direction.

2. A scraper device for a tablet press according to claim 1, characterized in that: The fourth scraping area (7) is provided with a scraper (8) for scraping the raw material flat, and the scraper (8) is made of rubber.

3. A scraper device for a tablet press according to claim 2, characterized in that: The material dropping area (3) is used to receive raw materials in a loading device, and a protruding mixing rod (17) is provided in the material dropping area (3), and the mixing rod (17) is integrally formed with the frame (1).

4. A scraper device for a tablet press according to claim 3, characterized in that: The material dropping area (3), the first material scraping area (4), the second material scraping area (5), the third material scraping area (6) and the fourth material scraping area (7) are separated by a first partition (9), a second partition (10), a third partition (11) and a fourth partition (12); a first material leakage port (13), a second material leakage port (14), a third material leakage port (15) and a fourth material leakage port (16) are provided below the first partition (9), the second partition (10), the third partition (11) and the fourth partition (12).

5. A scraper device for a tablet press according to claim 4, characterized in that: The middle parts of the first partition (9), the second partition (10), the third partition (11), and the fourth partition (12) all extend in the rotation direction of the tablet press.

6. A scraper device for a tablet press according to claim 5, characterized in that: The first material leakage opening (13) is located outside the extended end portion; The second material leakage opening (14) is located on the inner side of the extended end portion; The third material leakage opening (15) is located outside the extended end portion; The fourth material leakage opening (16) is located on the inner side of the extended end portion.

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