A particle packing machine

Abstract

The utility model belongs to the field of pharmaceutical technology, and discloses a particle filling machine, including a feeding device for storing particle materials and fast feeding, a metering device for weighing quantitative particle materials in a reduced amount is installed in the feeding device, a discharging device for receiving the weighed materials and dropping them for packaging is arranged below the metering device, and also includes a feeding device arranged behind the metering device for weighing the difference materials and then flipping and filling the materials. The particle filling machine described in the utility model, through the setting of low-mouth secondary filling after fast reduced-amount weighing, first quickly weighs the materials close to the target weight, and after it stabilizes, weighs the difference materials at a low mouth and flips and fills the materials, which reduces the impact of falling materials during filling, and at the same time reduces the materials that are suspended in the air, thereby reducing the weighing error during filling and improving the overall metering accuracy; through the setting of slow filling, it is convenient to control the filling; through the setting of shunt storage of materials, it automatically provides materials for filling.

Description

Technical Field

[0001] The utility model belongs to the technical field of pharmaceuticals, in particular to a particle packing machine. Background Art

[0002] Pharmaceutical manufacturing refers to the process of extracting, purifying, synthesizing and adjusting drug raw materials through a series of processes to finally make medicines; in the pharmaceutical manufacturing process, a particle filling machine is needed to accurately pack the produced drug particles according to the specified dosage and specifications; a particle filling machine is a device used to divide and measure granular materials, and is widely used in food, chemical, pharmaceutical and other fields. It mainly includes a cup, a feeder, a vibrator and an electronic scale. Through certain mechanical devices and control systems, granular materials of different shapes, sizes and weights are packed according to a certain proportion and quantity.

[0003] By comparison, a Chinese patent with authorization announcement number CN217754171U discloses a high-precision particle filling machine, including a box body, a cover body is arranged on the upper side of the box body, a hopper is inserted into the upper end of the cover body, a support platform is fixed at the inner lower end of the box body below the hopper, a spring arranged in a rectangular shape is connected to the upper side of the support platform, an upper end of the spring is connected to the upper support platform, two swing plates are fixedly connected to the upper ends of the two swing plates, a tray is fixedly connected to the upper ends of the two swing plates, and a vibration motor is installed on one side of one of the swing plates, a weighing and discharging mechanism is provided at the inner end of the box body, a controller is installed on the outer side of the box body, and the vibration motor is electrically connected to the controller.

[0004] The above patent uses the method of weighing by dropping to measure particles. When the weighing bucket reaches the set weight, the dropping of materials stops. Since there is a certain distance between the dropping bucket and the weighing bucket, the dropping of materials will produce a certain impact, resulting in a high weighing value. Moreover, when the dropping of materials stops, some particles between the dropping bucket and the weighing bucket will continue to fall into the weighing bucket, affecting the measurement accuracy. Therefore, a new device needs to be designed. Utility Model Content

[0005] The purpose of the utility model is to provide a particle packing machine to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A particle packing machine, comprising a feeding device for storing particle materials and discharging particles quickly, a metering device for weighing a fixed amount of particle materials in a reduced amount installed in the feeding device, a discharging device for receiving the weighed materials and dropping them for packaging arranged below the metering device, and a feeding device arranged behind the metering device for weighing the difference materials and then flipping and replenishing the materials, and a diverting device for diverting the stored materials and the low-mouth slow-speed feeding arranged above the feeding device;

[0008] The flow dividing device comprises a flow dividing pipe, a feeding bin is arranged at the bottom of the flow dividing pipe, a feeding pipe is installed below the feeding bin, a second feeding control valve is installed at the bottom of the feeding pipe, and a constriction is arranged below the feeding pipe;

[0009] The feeding device includes a fixed plate, a support frame is arranged in front of the fixed plate, a single-acting cylinder is installed on the top of the support frame, a mounting plate is arranged at the front end of the single-acting cylinder, a second swing cylinder is installed in front of the mounting plate, a second rotating shaft is installed in front of the second swing cylinder, and a metering disk is installed at the front end of the second rotating shaft.

[0010] Furthermore: the feeding device includes a chassis, a storage bin is installed on the top of the chassis, a discharge pipe is arranged at the bottom of the storage bin, a first material control valve is arranged at the bottom of the discharge pipe, and a filling platform is arranged at the front side of the bottom of the chassis.

[0011] Further: the metering device includes a weighing frame, a weighing bucket is installed on the top of the weighing frame, two fixing ears are symmetrically arranged on both sides of the bottom of the weighing bucket, a first rotating shaft is rotatably installed between the two fixing ears, a baffle is installed on the first rotating shaft, and a first swing cylinder is arranged on one side of the first rotating shaft.

[0012] Furthermore: the discharging device includes a receiving hopper, a discharging pipe is installed at the front end of the receiving hopper, a collecting hopper is arranged at the front end of the discharging pipe, and a dispensing pipe is arranged at the bottom of the collecting hopper.

[0013] Furthermore: the support frame is L-shaped, and the support frame is welded to the fixing plate.

[0014] Furthermore: the diversion pipe is installed at the bottom of the storage bin.

[0015] Furthermore: the storage bin is circular in shape, and has a conical bottom.

[0016] Furthermore: the first rotating shaft is connected to the baffle plate with a flat key.

[0017] Furthermore: the baffle is tightly fitted to the measuring bucket.

[0018] Furthermore: a splash shield is arranged on the receiving hopper, and the splash shield is welded to the receiving hopper.

[0019] Compared with the prior art, the beneficial effects are:

[0020] 1. Through the setting of the second low-mouth compensation after rapid deduction weighing, first quickly weigh the material close to the target weight, wait for it to stabilize, weigh the difference material at the low mouth and flip it to make up the material, which reduces the impact of falling materials during filling and reduces the material lingering in the air, thereby reducing the weighing error during filling and improving the overall measurement accuracy;

[0021] 2. The setting of slow feeding facilitates the control of feeding;

[0022] 3. Through the setting of diversion storage material, materials are automatically provided for replenishment. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a structural schematic diagram of a particle packing machine described in the utility model;

[0024] Figure 2 It is an axonometric diagram of a feeding device of a particle packing machine described in the utility model;

[0025] Figure 3 It is an axonometric diagram of a metering device of a particle packing machine described in the utility model;

[0026] Figure 4 This is an axonometric diagram of a discharging device of a particle packing machine described in the utility model;

[0027] Figure 5 It is an axonometric diagram of a flow distribution device of a particle dispensing machine described in the utility model;

[0028] Figure 6 It is an axonometric diagram of a feeding device of a particle filling machine described in the utility model.

[0029] In the accompanying drawings, 101, chassis; 102, storage bin; 103, discharge pipe; 104, first material control valve; 105, filling station; 201, weighing frame; 202, metering bucket; 203, fixing ear; 204, first rotating shaft; 205, baffle; 206, first swing cylinder; 301, receiving hopper; 302, splash shield; 303, discharge pipe; 304, collecting hopper; 305, filling pipe; 401, diverter pipe; 402, feeding bin; 403, feeding pipe; 404, second material control valve; 405, shrinkage; 501, fixing plate; 502, support frame; 503, single-acting cylinder; 504, mounting plate; 505, second swing cylinder; 506, second rotating shaft; 507, metering disk. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] See also Figure 1-Figure 6 A particle filling machine includes a feeding device for storing particle materials and quickly discharging materials, a metering device for weighing a fixed amount of particle materials is installed in the feeding device, a discharging device for receiving the weighed materials and dropping them for packaging is arranged below the metering device, and also includes a feeding device arranged behind the metering device for weighing the difference materials and then flipping and replenishing the materials, and a diverting device for diverting stored materials and low-mouth slow feeding is arranged above the feeding device.

[0032] In this embodiment: the feeding device includes a chassis 101, a storage bin 102 is installed on the top of the chassis 101, a feeding pipe 103 is provided at the bottom of the storage bin 102, a first material control valve 104 is provided at the bottom of the feeding pipe 103, and a dispensing platform 105 is provided at the front side of the bottom of the chassis 101. The storage bin 102 is circular in shape and has a conical bottom. The particle container is placed on the dispensing platform 105, and then the particle material is poured into the storage bin 102 on the top of the chassis 101, so that it falls into the metering device through the feeding pipe 103. When the specified weight is reached, the first material control valve 104 is closed to stop dispensing;

[0033] In this embodiment: the metering device includes a weighing frame 201, a metering bucket 202 is installed on the top of the weighing frame 201, two fixed ears 203 are symmetrically arranged on both sides of the bottom of the metering bucket 202, a first rotating shaft 204 is rotatably installed between the two fixed ears 203, a baffle 205 is installed on the first rotating shaft 204, a first swing cylinder 206 is arranged on one side of the first rotating shaft 204, the first rotating shaft 204 is connected with the baffle 205 with a flat key, the baffle 205 and the metering bucket 202 are tightly fitted, after the weighing frame 201 supports the metering bucket 202 to weigh a fixed amount of material, the first swing cylinder 206 drives the first rotating shaft 204 to drive the baffle 205 to rotate forward around the first rotating shaft 204 under the support of the fixed ears 203, and the bottom of the metering bucket 202 is opened, so that the material in the metering bucket 202 is discharged and falls into the discharging device;

[0034] In this embodiment: the discharging device includes a receiving hopper 301, a discharging pipe 303 is installed at the front end of the receiving hopper 301, a collecting hopper 304 is arranged at the front end of the discharging pipe 303, a dispensing pipe 305 is arranged at the bottom of the dispensing hopper 304, a splash shield 302 is arranged on the receiving hopper 301, and the splash shield 302 is welded to the receiving hopper 301, so that the material in the measuring hopper 202 falls into the receiving hopper 301 under the restriction of the splash shield 302, and slides into the collecting hopper 304 through the discharging pipe 303, and finally flows out through the dispensing pipe 305 and falls into the particle container;

[0035] In this embodiment: the flow dividing device includes a flow dividing pipe 401, a feeding bin 402 is arranged at the bottom of the flow dividing pipe 401, a feeding bin 402 is installed below the feeding bin 402, a second material control valve 404 is installed at the bottom of the feeding pipe 403, a constriction 405 is arranged below the feeding pipe 403, the flow dividing pipe 401 is installed at the bottom of the storage bin 102, the granular material enters the feeding bin 402 through the flow dividing pipe 401, and the second material control valve 404 controls the material to slowly fall through the constriction 405 at the bottom of the feeding pipe 403 for feeding;

[0036] In this embodiment, the feeding device includes a fixed plate 501, a support frame 502 is arranged in front of the fixed plate 501, a single-acting cylinder 503 is installed on the top of the support frame 502, a mounting plate 504 is arranged at the front end of the single-acting cylinder 503, a second swing cylinder 505 is installed in front of the mounting plate 504, a second rotating shaft 506 is installed in front of the second swing cylinder 505, and a metering disk 507 is installed at the front end of the second rotating shaft 506. The support frame 502 is L-shaped, and the support frame 502 and the fixed plate 501 is welded and connected. After the material of the difference weight is added into the metering disk 507, the fixed plate 501 supports the single-acting cylinder 503 to extend through the support frame 502 to drive the mounting plate 504 to move forward. The mounting plate 504 drives the metering disk 507 to move forward to the top of the metering bucket 202 through the second swing cylinder 505 and the second rotating shaft 506. Then the second swing cylinder 505 drives the rotating shaft to drive the metering disk 507 to flip over, and pour the material in the metering disk 507 into the metering bucket 202.

[0037] Working principle: For the convenience of explanation, the target weight is set as S, the initial weighing weight is set as M, the feeding weight is set as N, and N=SM; the particle container is placed on the filling platform 105, and its opening is aligned with the filling tube 305, and then the particle material is poured into the storage bin 102 on the top of the chassis 101, so that it enters the feeding bin 402 through the shunt pipe 401, and at the same time, the particle material falls into the measuring bucket 202 on the weighing frame 201 through the feeding pipe 103, until the weight of the particles in the measuring bucket 202 is close to S, the first material control valve 104 is closed, and the feeding is stopped. After all the materials in the air fall into the measuring bucket 202, the weight M in the measuring bucket 202 is obtained; at this time, the second material control valve 404 is opened to allow the material in the feeding bin 402 to slowly fall into the measuring plate 507 through the constriction 405 at the bottom of the feeding tube 403. When the weight in the measuring plate 507 is equal to N When the second material control valve 404 is closed, the fixed plate 501 extends through the support frame 502 to support the single-acting cylinder 503 to drive the mounting plate 504 to move forward, and the mounting plate 504 drives the metering plate 507 to move forward to the top of the metering bucket 202 through the second swing cylinder 505 and the second rotating shaft 506. Then the second swing cylinder 505 drives the second rotating shaft 506 to drive the metering plate 507 to flip, and pour the material in the metering plate 507 into the metering bucket 202. Finally, the first swing cylinder 206 drives the first rotating shaft 204 to drive the baffle 205 to rotate forward around the first rotating shaft 204 under the support of the fixed ear 203, and open the bottom of the metering bucket 202, so that the material in the metering bucket 202 falls into the receiving hopper 301 under the restriction of the splash shield 302, and slides into the collecting hopper 304 through the discharge pipe 303, and finally flows out through the dispensing pipe 305 and falls into the particle container.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A particle packing machine, comprising a feeding device for storing particle materials and quickly discharging the particles, wherein a metering device for weighing a fixed amount of particle materials is installed in the feeding device, and a discharging device for receiving the weighed materials and dropping them for packaging is arranged below the metering device, characterized in that: It also includes a feeding device arranged behind the metering device for weighing the difference material and then flipping and feeding the material, and a diverting device for diverting the stored material and the low-mouth slow-speed feeding is arranged above the feeding device; The flow dividing device comprises a flow dividing pipe (401), a feeding bin (402) is arranged at the bottom of the flow dividing pipe (401), a feeding pipe (403) is installed below the feeding bin (402), a second material control valve (404) is installed at the bottom of the feeding pipe (403), and a constriction (405) is arranged below the feeding pipe (403); The feeding device comprises a fixed plate (501), a support frame (502) is arranged in front of the fixed plate (501), a single-acting cylinder (503) is installed on the top of the support frame (502), a mounting plate (504) is arranged at the front end of the single-acting cylinder (503), a second swing cylinder (505) is installed in front of the mounting plate (504), a second rotating shaft (506) is installed in front of the second swing cylinder (505), and a metering disk (507) is installed at the front end of the second rotating shaft (506).

2. A particle packing machine according to claim 1, characterized in that: The feeding device comprises a chassis (101), a material storage bin (102) is installed on the top of the chassis (101), a material discharge pipe (103) is arranged at the bottom of the material storage bin (102), a first material control valve (104) is arranged at the bottom of the material discharge pipe (103), and a dispensing platform (105) is arranged at the front side of the bottom of the chassis (101).

3. A particle packing machine according to claim 1, characterized in that: The metering device comprises a weighing frame (201), a weighing bucket (202) is installed on the top of the weighing frame (201), two fixing ears (203) are symmetrically arranged on both sides of the bottom of the weighing bucket (202), a first rotating shaft (204) is rotatably installed between the two fixing ears (203), a baffle (205) is installed on the first rotating shaft (204), and a first swing cylinder (206) is arranged on one side of the first rotating shaft (204).

4. A particle packing machine according to claim 1, characterized in that: The discharging device comprises a receiving hopper (301), a discharging pipe (303) is installed at the front end of the receiving hopper (301), a collecting hopper (304) is arranged at the front end of the discharging pipe (303), and a dispensing pipe (305) is arranged at the bottom of the collecting hopper (304).

5. A particle packing machine according to claim 1, characterized in that: The support frame (502) is L-shaped, and the support frame (502) is welded to the fixing plate (501).

6. A particle packing machine according to claim 2, characterized in that: The diversion pipe (401) is installed at the bottom of the storage bin (102).

7. A particle packing machine according to claim 2, characterized in that: The storage bin (102) is circular in shape, and has a conical bottom.

8. A particle packing machine according to claim 3, characterized in that: The first rotating shaft (204) is connected to the baffle (205) by a parallel key.

9. A particle packing machine according to claim 3, characterized in that: The baffle (205) is tightly fitted to the measuring hopper (202).

10. A particle packing machine according to claim 4, characterized in that: A splash shield (302) is arranged on the receiving hopper (301), and the splash shield (302) is welded to the receiving hopper (301).

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