CN220297927U

CN220297927U - Medicine tablet press

Info

Publication number: CN220297927U
Application number: CN202320206738.8U
Authority: CN
Inventors: 黄志贤; 袁继峰
Original assignee: Heilongjiang Yidahong Pharmaceutical Co ltd
Current assignee: Heilongjiang Yidahong Pharmaceutical Co ltd
Priority date: 2023-02-14
Filing date: 2023-02-14
Publication date: 2024-01-05
Anticipated expiration: 2033-02-14

Abstract

The utility model relates to the field of pharmacy, in particular to a medicine tablet press, which aims to solve the technical problems that powder is easy to discharge along with medicine particles when tabletting is performed in the prior art, dust pollution and medicine powder waste are caused, a die hole is formed in the roller surface of a pressing roller, two pressing rollers are arranged up and down, the die hole at the lower end of the upper pressing roller and the die hole at the upper end of the lower pressing roller can be buckled, the shaft ends of the two pressing rollers are connected with gears, the two gears are meshed and connected, the shaft ends of the two pressing rollers are rotatably connected with a bearing bracket, the bearing bracket is connected with a powder chamber, the powder chamber is contacted with the roller surface of the two pressing rollers, the powder chamber is provided with a push plate, the push plate can slide in the powder chamber in a sealing way, the medicine particles are pressed through the die holes on the two pressing rollers in a mutually matched way, no gap is formed between the contact points of the surfaces of the two pressing rollers, the medicine powder can not overflow, the pressing requirement of different medicines is met, and the situation that the medicine powder is leaked is prevented by arranging a baffle at the intersection of the two pressing rollers.

Description

Medicine tablet press

Technical Field

The utility model relates to the field of pharmacy, in particular to a medicine tablet press.

Background

At present, along with the development of science and technology, the fields of medicines, pesticides and the like are rapidly advanced, dry tabletting is widely used because the dry tabletting has the advantages of high efficiency, no influence of damp and heat, difficult moisture absorption of finished products and the like, the working process is that matched powder with the water content of not more than 15 percent is required, the powder enters a feeding auger from a hopper, proper material flow is obtained by adjusting the rotating speed of a stepless speed regulating motor, then the powder enters a stirrer, and finally the powder enters a compression chamber for tabletting;

the powder is easy to discharge along with the medicine particles during tabletting in the prior art, so that dust pollution and medicine powder waste are caused.

Disclosure of Invention

The utility model aims to solve the technical problems of dust pollution and powder waste caused by the fact that powder is easily discharged along with medicine particles during tabletting in the prior art, and further provides a medicine tablet press.

A pharmaceutical tablet press comprising: the compression roller, the compression roller roll surface is equipped with the nib, and two compression rollers set up from top to bottom, go up compression roller lower extreme nib and lower compression roller upper end nib and can lock, two compression roller axle head all are connected with the gear, and two gear engagement are connected, and two compression roller axle head and bearing bracket rotate to be connected, and the bearing bracket links to each other with the powder room, and the powder room contacts with two compression roller roll surfaces, and the powder room is equipped with the push pedal, and the push pedal can be in the sealed slip of powder indoor.

Further, the push pedal surface is connected with the flexible end of cylinder, and the cylinder stiff end is connected in the fixed plate, is connected with the slide rail between fixed plate and the powder room, and the push pedal can slide on the slide rail, and powder room upper portion outer fringe is equipped with the feed inlet.

Further, the top wall in the powder chamber is positioned on the same plane with the horizontal plane of the center of the upper press roller, and the bottom wall in the powder chamber is positioned on the upper part of the horizontal plane of the center of the lower press roller.

Further, a baffle is arranged at the intersection of the two press rolls, two ends of the baffle are connected with the bearing frame, and a granule outlet hole is formed in the baffle at the die hole.

The utility model has the beneficial effects that:

1. the medicine particles are pressed through the mutual matching of the die holes on the two pressing rollers, and the contact points on the surfaces of the two pressing rollers are seamless, so that the medicine powder is prevented from overflowing;

2. the compactness of the medicine particles is regulated through the rotating speed of the pressing roller, so that the tabletting requirements of different medicines are met;

3. by arranging the baffle at the intersection of the two press rolls, the situation that the powder is worn by the press rolls and leaked is prevented.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a second schematic diagram of the structure of the present utility model;

fig. 3 is a schematic cross-sectional view of the structure of the present utility model.

In the figure: a press roll 1; a die hole 2; a gear 3; a bearing bracket 4; a powder chamber 5; a push plate 6; a cylinder 7; a fixed plate 8; a slide rail 9; a feed inlet 10; a baffle 11; and a granule outlet 12.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The rotating connection in the device means that the bearing is baked on the shaft, a spring retainer ring groove is arranged on the shaft or the shaft hole, and the axial fixation of the bearing is realized by clamping the spring retainer ring in the retainer ring groove, so that the rotation is realized; the hinge is a movable connection mode on the connecting parts such as the hinge, the pin shaft, the short shaft and the like.

The present utility model will be described in detail below with reference to the accompanying drawings.

Embodiment one:

a drug tablet press according to this embodiment is described below with reference to fig. 1 to 3, comprising: the press roll 1, the roll surface of the press roll 1 is provided with die holes 2, the two press rolls 1 are arranged up and down, the die holes 2 at the lower end of the upper press roll 1 and the die holes 2 at the upper end of the lower press roll can be buckled, the shaft ends of the two press rolls 1 are connected with gears 3, the two gears 3 are meshed and connected, the shaft ends of the two press rolls 1 are rotationally connected with a bearing frame 4, the bearing frame 4 is connected with a powder chamber 5, the powder chamber 5 is contacted with the roll surfaces of the two press rolls 1, the powder chamber 5 is provided with a push plate 6, and the push plate 6 can hermetically slide in the powder chamber 5;

the shaft end of the press roller 1 is connected with power, the power of the press roller 1 is started, the two press rollers 1 are driven to reversely rotate relatively through the gear 3, medicine powder is injected into the powder chamber, the push plate 6 is controlled to hermetically slide into the powder chamber 5, the medicine powder is extruded to be attached to the two press rollers 1, the two press rollers 1 reversely rotate relatively to drive the medicine powder to enter the hole 2 and be conveyed to the outer side of the press roller 1, and as the lower end die hole 2 of the upper press roller 1 is buckled with the upper end die hole 2 of the lower press roller, when the upper die hole and the lower die hole are buckled, the upper and lower medicine powder is pressed into particles, and conveyed to the outer side of the press roller 1 to be discharged, and tabletting is completed.

The outer surface of the push plate 6 is connected with a telescopic end of the air cylinder 7, the fixed end of the air cylinder 7 is connected with the fixed plate 8, a sliding rail 9 is connected between the fixed plate 8 and the powder chamber 5, the push plate 6 can slide on the sliding rail 9, and a feed inlet 10 is arranged at the outer edge of the upper part of the powder chamber 5;

during material injection, the telescopic end of the control cylinder 7 contracts, the push plate 6 slides to the rear of the feed inlet 10, medicine powder is injected through the feed inlet 10, after the powder injection is finished, the telescopic end of the control cylinder 7 stretches out, before the push plate 6 slides to the feed inlet 10, the telescopic end of the cylinder 7 moves at a constant speed, the medicine powder is pushed to the compression roller 1, the compactness of the medicine powder is regulated through the rotation speed of the compression roller 1, and then the compactness of medicine particles is regulated, so that the tabletting requirements of different medicines are met.

The inner top wall of the powder chamber 5 and the circle center horizontal plane of the upper press roller 1 are positioned on the same plane, and the inner bottom wall of the powder chamber 5 is positioned at the upper part of the circle center horizontal plane of the lower press roller 1;

the inner top wall of the powder chamber 5 is positioned on the same plane with the horizontal plane of the center of the upper press roller 1, so that the upper powder is collected towards the center, the inner bottom wall of the powder chamber 5 is positioned on the upper part of the horizontal plane of the center of the lower press roller 1, so that the lower powder can easily enter the die hole 2 while being collected towards the center, and the powder cannot be accumulated at the lower part of the powder chamber 5.

A baffle 11 is arranged at the intersection of the two press rolls 1, two ends of the baffle 11 are connected with the bearing frame 4, and a granule outlet 12 is arranged on the baffle 11 at the die hole 2;

by arranging the baffle 11 to shield the possible gap at the intersection of the two press rolls 1, the leakage of the medicine powder caused by the abrasion of the two press rolls 1 is prevented, and the medicine particles are discharged through the particle outlet holes 12.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A pharmaceutical tablet press, characterized in that: comprising the following steps: the compression roller (1), compression roller (1) roll surface is equipped with nib (2), set up from top to bottom two compression roller (1), go up compression roller (1) lower extreme nib (2) and lower compression roller upper end nib (2) and can lock, two compression roller (1) axle head all is connected with gear (3), two gear (3) meshing are connected, two compression roller (1) axle head and bearing bracket (4) rotate and are connected, bearing bracket (4) link to each other with powder room (5), powder room (5) contact with two compression roller (1) roll surfaces, powder room (5) are equipped with push pedal (6), push pedal (6) can be in powder room (5) internal seal slip.

2. A pharmaceutical tablet press according to claim 1, wherein: the outer surface of the push plate (6) is connected with a telescopic end of the air cylinder (7), a fixed end of the air cylinder (7) is connected with the fixed plate (8), a sliding rail (9) is connected between the fixed plate (8) and the powder chamber (5), the push plate (6) can slide on the sliding rail (9), and a feeding hole (10) is formed in the outer edge of the upper portion of the powder chamber (5).

3. A pharmaceutical tablet press according to claim 1, wherein: the inner top wall of the powder chamber (5) and the circle center horizontal plane of the upper press roller (1) are positioned on the same plane, and the inner bottom wall of the powder chamber (5) is positioned on the upper part of the circle center horizontal plane of the lower press roller (1).

4. A pharmaceutical tablet press according to claim 1, wherein: the intersection of the two press rolls (1) is provided with a baffle plate (11), two ends of the baffle plate (11) are connected with the bearing frame (4), and the baffle plate (11) at the die hole (2) is provided with a granule outlet hole (12).