Tabletting mechanism for tablet medicine production

Abstract

The utility model discloses a tabletting mechanism for tablet medicine production, which comprises a rack, a motor is fixedly arranged on one side of the outer surface of the rack, the driving end of the motor penetrates through the rack and is fixedly connected with an annular cylinder, and the annular cylinder is rotatably connected with the rack; a plurality of die holes penetrating into the annular cylinder are evenly formed in the outer surface of the annular cylinder, and elastic ejector blocks are installed in the multiple die holes. The inner surface of the annular cylinder abuts against an air groove in a sealed mode. Through the arrangement of the annular cylinder, the motor, the die hole, the elastic ejector block, the air groove, the arc-shaped shell, the material distribution hopper, the air supply assembly, the lifting assembly and the extrusion head, the whole device adopts a cylindrical design, the single-time tablet forming amount is increased while it is guaranteed that feeding, punching and discharging can be conducted synchronously, the tablet production efficiency is improved, meanwhile, the whole device adopts an integrated design, and the production cost is reduced. The occupied space can be effectively reduced, and arrangement is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to tabletting technical field especially relates to a tabletting mechanism for tablet medicine production. BACKGROUND

[0002] In tablet medicine production, tabletting is a key step, and its purpose is to compress drug powder or granules into tablets of fixed shape and size. According to different requirements and process characteristics, tabletting technology can be divided into various types, including direct compression method, wet granulation method, etc.

[0003] Direct compression method is a relatively simple and economical tablet manufacturing method, which saves the traditional granulation and drying steps and directly compresses drug powder into tablets. This method has the advantages of simple operation, low cost, high efficiency, etc., and is suitable for drug powder with good flowability and compressibility.

[0004] The prior art disclosed in patent number CN219650643U is a tabletting mechanism for tablet medicine production, which comprises a turntable, a turntable is rotatably connected to the turntable, a feeding mechanism, a tabletting mechanism and a discharging hole are arranged at equal angles around the turntable; three die holes are evenly distributed at equal angles around the turntable, the die hole is located in the first sliding groove, and a jacking mechanism is arranged inside the die hole; a push cylinder is also fixedly connected in the first sliding groove.

[0005] This tabletting mechanism adopts three-station operation, and synchronously performs feeding, stamping and discharging, thereby improving work efficiency. However, this tabletting mechanism can only form one tablet at a time, resulting in low processing efficiency. Therefore, improvement is needed. UTILITY MODEL CONTENTS

[0006] The utility model discloses a tabletting mechanism for tablet medicine production to solve the shortcomings in the prior art.

[0007] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a tabletting mechanism for tablet medicine production, comprising a rack, a motor is fixedly installed on one side of the outer surface of the rack, a drive end of the motor is arranged through the rack and fixedly connected with an annular cylinder, and the annular cylinder is rotatably connected between the annular cylinder and the rack, a plurality of die holes are uniformly formed on the outer surface of the annular cylinder and penetrate into the interior, and a plurality of elastic jacks are installed in the interior of the die holes.

[0008] The inner surface of the annular cylinder is sealed and abuts with a gas groove, and the gas groove is fixedly connected with the inner wall of the adjacent side of the rack, and a gas supply assembly is jointly installed between the gas groove and the rack.

[0009] The outer surface of the annular cylinder is symmetrically sealed and attached with two arc-shaped housings, a material distribution hopper is fixedly penetrated on one side of the outer surface of the single arc-shaped housing, and the material distribution hopper is fixedly connected between the arc-shaped housing and the rack.

[0010] The top of the frame is fixedly provided with a lifting assembly, the bottom of the lifting assembly is fixedly provided with a plurality of extrusion heads, and the extrusion heads are matched with the mold holes.

[0011] Further, the plurality of elastic top blocks each comprise a top block body, the outer wall of the top block body is sealingly matched with the inner wall of the adjacent mold hole, one end of the top block body is fixedly connected with a tension spring, the other end of the tension spring is fixedly connected with a connecting block, and the connecting block is fixedly connected between the adjacent mold hole.

[0012] Further, the air supply assembly comprises an air compressor, a three-way electromagnetic valve is fixedly penetrated through the output end of the air compressor, another interface of the three-way electromagnetic valve is fixedly penetrated through a fixed pipe, the fixed pipe penetrates through the frame and extends into the air groove, and the fixed pipe is fixedly connected with the air groove.

[0013] Further, the lifting assembly comprises a lifting oil cylinder, the lifting oil cylinder is fixedly installed at the top of the frame, the movable end of the lifting oil cylinder penetrates through the frame and is fixedly connected with a horizontal seat, and the extrusion heads are uniformly fixedly installed at the bottom of the horizontal seat.

[0014] Further, the top of the horizontal seat is symmetrically fixedly connected with two sliding rods, the sliding rods penetrate through the frame and are slidingly connected therewith.

[0015] Further, the top of the cloth hopper is provided with a cover plate.

[0016] Further, the inner walls of the two sides of the frame are fixedly connected with a discharge chute.

[0017] The beneficial effects of the present application are as follows:

[0018] In use, the tablet medicine production pressing mechanism is designed in a cylindrical manner, the feeding, stamping and discharging can be simultaneously performed, the single tablet forming amount is increased, the tablet production efficiency is improved, the integrated design is adopted, the occupied space is effectively reduced, and the arrangement is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme of the present application, the following will briefly introduce the drawings needed in the specific implementation manner. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor.

[0020] Fig. 1 : the perspective view of the present application.

[0021] Fig. 2 : the sectional view of the utility model;

[0022] Fig. 3 : the rear view of the utility model.

[0023] The reference signs are as follows:

[0024] 1, rack; 2, discharge chute; 3, annular barrel; 4, slide bar; 5, extrusion head; 6, oil cylinder; 7, cover plate; 8, die hole; 9, cloth hopper; 10, motor; 11, arc shell; 12, cross seat; 13, tension spring; 14, connecting block; 15, top block body; 16, gas groove; 17, fixed pipe; 18, three-way electromagnetic valve; 19, air compressor. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0026] As Figs. 1 to 3 shown, relate to a tablet medicine production with tablet press mechanism, including frame 1, the outer surface of frame 1 one side is fixedly installed with motor 10, the drive end of motor 10 is arranged and fixedly connected with annular barrel 3 penetrating frame 1, the installation shaft of annular barrel 3 is annular, and the installation shaft is rotatably embedded on the inner wall of both sides of frame 1, and one of the installation shafts is fixedly sleeved on the output shaft of motor 10, and annular barrel 3 is rotatably connected between frame 1, a plurality of die holes 8 are evenly provided on the outer surface of annular barrel 3 and penetrate to the inside, a plurality of die holes 8 are provided with elastic top block in the inside, a plurality of elastic top blocks all include top block body 15, and the outer wall of top block body 15 is sealingly attached to the inner wall of adjacent die hole 8, a boss is arranged in die hole 8, the boss has a limiting effect on the movement of top block body 15, one end of top block body 15 is fixedly connected with tension spring 13, the other end of tension spring 13 is fixedly connected with connecting block 14, and connecting block 14 is fixedly connected between adjacent die hole 8, under the condition of no external force, tension spring 13 can ensure that top block body 15 is always in the original position under the action of its own elastic force.

[0027] The inner surface of the annular barrel 3 is sealed against the air groove 16, and the air groove 16 is fixedly connected to the inner wall of the side of the rack 1 adjacent to the air groove 16. The air groove 16 and the rack 1 are jointly provided with a gas supply assembly. The gas supply assembly comprises an air compressor 19. The output end of the air compressor 19 is fixedly penetrated by a three-way electromagnetic valve 18. The other interface of the three-way electromagnetic valve 18 is fixedly penetrated by a fixed pipe 17. The fixed pipe 17 penetrates the rack 1 and extends into the air groove 16. The fixed pipe 17 is fixedly connected to the air groove 16. The connection interface between the three-way electromagnetic valve 18 and the fixed pipe 17 is a smooth interface, which is beneficial to the control of the air compressor 19 by the three-way electromagnetic valve 18 and the communication between the remaining one interface and the fixed pipe 17.

[0028] The outer surface of the annular barrel 3 is symmetrically sealed against two arc-shaped housings 11. The outer surface of a single arc-shaped housing 11 is fixedly penetrated by a cloth hopper 9. The top of the cloth hopper 9 is provided with a cover plate 7. The cover plate 7 has a sealing effect on the cloth hopper 9, which prevents impurities, dust and the like from falling into the cloth hopper 9 and polluting the powder material. The cloth hopper 9 is fixedly connected to the rack 1, and the rack 1 supports the cloth hopper 9, which is beneficial to the installation and arrangement of the cloth hopper 9.

[0029] The top of the rack 1 is fixedly provided with a lifting assembly. The bottom of the lifting assembly is fixedly provided with a plurality of extrusion heads 5. The extrusion heads 5 are matched with the mold holes 8. The lifting assembly comprises a lifting oil cylinder 6. The lifting oil cylinder 6 is fixedly installed on the top of the rack 1. The movable end of the lifting oil cylinder 6 penetrates the rack 1 and is fixedly connected with a cross seat 12. The extrusion heads 5 are uniformly fixedly installed on the bottom of the cross seat 12. The lifting oil cylinder 6 and the cross seat 12 can synchronously drive the plurality of extrusion heads 5 to synchronously lift. The top of the cross seat 12 is symmetrically fixedly connected with two slide rods 4. The slide rods 4 penetrate the rack 1 and are slidingly connected thereto. The slide rods 4 and the rack 1 limit the movement of the cross seat 12, which can ensure the stability of the movement of the cross seat 12.

[0030] The two inner walls of the rack 1 are jointly fixedly connected with a discharge chute 2. The discharge chute 2 has a receiving effect on the falling tablets, which is beneficial to the discharge of the tablets.

[0031] Working principle: motor 10 drives annular cylinder 3 intermittent rotation, annular cylinder 3 drive multiple die holes 8 move, when die hole 8 passes through cloth hopper 9, powder material inside cloth hopper 9 enters die hole 8, with annular cylinder 3 rotates again, die hole 8 filled with powder material moves to the just below extrusion head 5, oil cylinder 6 pushes horizontal seat 12 to move down, horizontal seat 12 drive multiple extrusion head 5 into below die hole 8, extrude powder material, press it into tablet, then reset; with the rotation of annular cylinder 3, when the tablet moves to the bottom of annular cylinder 3, three-way electromagnetic valve 18 controls air compressor 19 and fixed pipe 17 communication, air compressor 19 runs, air compressor 19 delivers compressed gas to fixed pipe 17, then to gas groove 16, with the increase of gas, the pressure in gas groove 16 increases, pushes the top block body 15 away from gas groove 16, ejects the tablet from die hole 8 and falls on the below discharge chute 2, then air compressor 19 stops running, three-way electromagnetic valve 18 connects fixed pipe 17 with another non-installed pipeline interface, gas in gas groove 16 is discharged, the pressure decreases, tension spring 13 resets top block body 15.

[0032] It should be noted that, in actual use, the prior art PLC controller can be added, the PLC controller is electrically connected between the motor 10, the air compressor 19 and the three-way electromagnetic valve 18, so as to control the overall operation, and the specific data analysis processing related to the control function is realized by the method content known to those skilled in the art. The method content is not within the scope of the present application, and the above description is only used to illustrate the beneficial effects of the improvement of the hardware structure based on the known common knowledge.

[0033] The preferred embodiments disclosed above are only used to help explain the present application. The preferred embodiments do not describe all the details, nor limit the present application to the specific implementation. Obviously, according to the content of the specification, many modifications and changes can be made. The present application is limited by the claims and their entire scope and equivalents.

Claims

1. A tablet compression mechanism for tablet manufacturing, comprising a frame (1), characterized in that: A motor (10) is fixedly installed on one side of the outer surface of the frame (1). The drive end of the motor (10) passes through the frame (1) and is fixedly connected to an annular cylinder (3). The annular cylinder (3) is rotatably connected to the frame (1). Multiple mold holes (8) that penetrate into the interior are evenly opened on the outer surface of the annular cylinder (3). Elastic top blocks are installed inside the multiple mold holes (8). The inner surface of the annular cylinder (3) is sealed against an air groove (16), and the air groove (16) is fixedly connected to the inner wall of the adjacent side of the frame (1). An air supply assembly is installed between the air groove (16) and the frame (1). The outer surface of the annular cylinder (3) is symmetrically sealed with two arc-shaped shells (11). A cloth hopper (9) is fixedly connected to one side of the outer surface of each arc-shaped shell (11), and the cloth hopper (9) is fixedly connected to the frame (1). A lifting assembly is fixedly installed on the top of the frame (1), and a plurality of extrusion heads (5) are fixedly installed on the bottom of the lifting assembly, and the extrusion heads (5) are matched with the die holes (8).

2. The tablet compression mechanism for tablet manufacturing according to claim 1, characterized in that: Each of the elastic top blocks includes a top block body (15), and the outer wall of the top block body (15) is sealed and fitted with the inner wall of the adjacent mold hole (8). One end of the top block body (15) is fixedly connected to a tension spring (13), and the other end of the tension spring (13) is fixedly connected to a connecting block (14), and the connecting block (14) is fixedly connected to the adjacent mold hole (8).

3. The tablet compression mechanism for tablet manufacturing according to claim 1, characterized in that: The air supply assembly includes an air compressor (19), and a three-way solenoid valve (18) is fixedly connected to the output end of the air compressor (19). A fixed pipe (17) is fixedly connected to the other port of the three-way solenoid valve (18). The fixed pipe (17) passes through the frame (1) and extends into the air tank (16). The fixed pipe (17) and the air tank (16) are fixedly connected.

4. The tablet compression mechanism for tablet manufacturing according to claim 1, characterized in that: The lifting assembly includes a lifting cylinder (6), which is fixedly installed on the top of the frame (1). The movable end of the lifting cylinder (6) passes through the frame (1) and is fixedly connected to a cross seat (12). The extrusion head (5) is evenly fixedly installed at the bottom of the cross seat (12).

5. A tablet compression mechanism for tablet manufacturing according to claim 4, characterized in that: The top of the cross seat (12) is symmetrically fixedly connected to two slide rods (4), and the slide rods (4) pass through the frame (1) and are slidably connected to it.

6. A tablet compression mechanism for tablet manufacturing according to claim 1, characterized in that: The top of the cloth hopper (9) is provided with a cover plate (7).

7. A tablet compression mechanism for tablet manufacturing according to claim 1, characterized in that: The inner walls on both sides of the frame (1) are fixedly connected to the discharge trough (2).

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