CN113413989A

CN113413989A - High-efficient medicine grinding device

Info

Publication number: CN113413989A
Application number: CN202110969658.3A
Authority: CN
Inventors: 庄如
Original assignee: Nantong Jianfeng Machinery Co ltd
Current assignee: Nantong Jianfeng Machinery Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2021-09-21
Anticipated expiration: 2041-08-23
Also published as: CN113413989B

Abstract

The invention discloses high-efficiency medicine grinding equipment which comprises a grinding shell with a spherical shell structure and a grinding body, wherein the bottom of the grinding shell is fixedly connected with a plurality of fixing seats, the fixing seats are arranged along the central axis of the grinding shell in an annular array mode, the top of one fixing seat is fixedly connected with a support cylinder, the side wall of the top of the support cylinder is fixedly connected with a first connecting pipe, one end, far away from the support cylinder, of the first connecting pipe is fixedly connected with a motor shell, a driving structure for driving the grinding body to grind medicines in the grinding shell is connected in the motor shell, collecting structures for collecting medicine powder after grinding are arranged in the support cylinder and the first connecting pipe, and a screening structure is arranged in the grinding shell. Has the advantages that: the processing method of processing and collecting simultaneously is carried out through the screening structure and the collecting structure respectively, so that the workload of the grinding body is reduced, and the processing efficiency is improved.

Description

High-efficient medicine grinding device

Technical Field

The invention relates to the technical field of medicine grinding, in particular to high-efficiency medicine grinding equipment.

Background

When the medicine is researched and prepared, the medicine is usually ground into fine powder for the flaky medicine, and then the medicine is pressed into the flaky medicine, so that the flaky medicine is convenient for a patient to take quantitatively; in the process of grinding the medicine, a grinder is required.

Through retrieval, the Chinese granted invention publication No. CN111151350A discloses a high-efficiency medicine grinding device, which comprises a machine body and a base, wherein the inner wall of the machine body is rotatably connected with a casing, the top rotary center of the casing is hermetically and threadedly connected with a rotary drum, the bottom of the rotary drum is welded with a grinding ball, the outer wall of the grinding ball is sleeved with a rubber sleeve, and magnetorheological fluid is filled in the rubber sleeve, the high-efficiency medicine grinding device realizes the cleaning of powder carried on the surface of the rubber layer in the expansion and contraction process through the contact and separation of a sliding plate and a conductor plate by the characteristic that the magnetorheological fluid can become solid under the action of a magnetic field, and the problems in the prior art are as follows through analysis:

1. although the prior art improves the grinding mode, for the whole medicine powder, because the casing of the medicine powder only horizontally rotates, the powder processed at the bottom is actually only subjected to one-side grinding, and the medicine on the other side cannot be well pressed and ground, so that the problem that the medicine quality is affected due to local overheating due to large one-side thermal pressure can also occur in practical use;

2. in the aspect, when the grinding ball grinding machine is used, the collected and processed powder is inconvenient, the powder can be collected only by integrally dumping, extra labor is needed, and meanwhile, the grinding ball grinding machine is not suitable for batch processing due to the fact that a screening and collecting structure is not provided, namely, the grinding ball grinding machine cannot be used in a processing mode of changing processing, screening and collecting through continuous feeding, and only can be used for processing one by one, so that the workload of the grinding ball is increased, and the processing efficiency is reduced;

based on the above, the invention designs a high-efficiency medicine grinding device.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a high-efficiency medicine grinding device.

The high-efficiency medicine grinding equipment comprises a grinding shell and a grinding body, wherein the grinding shell is of a spherical shell structure, the bottom of the grinding shell is fixedly connected with a plurality of fixing seats, the fixing seats are arranged along the central axis of the grinding shell in an annular array mode, the top of one fixing seat is fixedly connected with a support cylinder, the side wall of the top of the support cylinder is fixedly connected with a first connecting pipe, one end, far away from the support cylinder, of the first connecting pipe is fixedly connected with a motor shell, a driving structure for driving the grinding body to grind medicines in the grinding shell is connected in the motor shell, collecting structures for collecting medicine powder after grinding are arranged in the support cylinder and the first connecting pipe, and a screening structure is arranged in the grinding shell.

Further, the drive structure includes the driving motor who sets up with the motor casing is fixed, driving motor's axle head fixedly connected with pneumatic cylinder, the top fixed connection of pneumatic cylinder bottom and rinding body, driving motor adopts positive and negative motor, the moving direction of pneumatic cylinder is the same with driving motor's input current direction.

Further, the outside of rinding body cup joints and is provided with the reservoir, the inside magnetorheological suspensions that is provided with of reservoir, the embedded electro-magnet that is equipped with of rinding body, the electro-magnet is in electrified and uncharged state when the pneumatic cylinder carries out two directions movements respectively.

Further, the collection structure includes the gear with driving motor output shaft fixed connection, gear engagement has the rack, the rack is located the one end fixedly connected with piston of first connecting pipe, piston sealing sliding connection is in first connecting pipe, one side intercommunication that first connecting pipe was kept away from to the motor casing is provided with the second connecting pipe, the one end that the motor casing was kept away from to the second connecting pipe is sealed, set up airflow channel in the piston, airflow channel internal seal is connected with the solenoid directional valve that can commutate, be provided with the surge drum in the support section of thick bamboo, the feed inlet has been seted up to the bottom of surge drum, sealing connection has first check valve in the feed inlet, the surge drum is provided with the second check valve with the bottom junction of support section of thick bamboo, first check valve and second check valve control fluid moving direction are opposite.

Further, the screening structure includes the discharge gate of seting up in grinding shell under, sealing connection has the filter screen in the discharge gate, grinding shell bottom fixedly connected with preliminarily collects the collection box of medicine powder, the bottom of collecting the box flushes with the bottom of fixing base, the mesh size of filter screen is unanimous with the processing demand size of medicine powder.

Furthermore, a connecting channel is arranged inside a fixing seat connected with the support barrel, a connecting pipe is arranged at the other end of the connecting channel, two ends of the connecting pipe are fixedly arranged with the connecting channel and the collecting box respectively, and a plurality of radiating holes are formed in the outer side wall of the motor shell and are arranged in a common annular array mode.

The advantages are that:

1: the uninterrupted drug feeding and grinding process can be carried out without adopting a successive processing mode in the prior art, thereby improving the processing speed and efficiency.

2: not only can realize the multi-surface processing of the medicine powder through the pressurization effect, but also can realize the screening and the collection under the negative pressure effect, and simultaneously, the processing process and the collection process are simplified.

3: the temperature in the drug grinding is improved by utilizing the waste heat of the motor, so that the waste heat of the motor can be utilized, and the grinding effect can be improved by increasing the temperature.

Drawings

FIG. 1 is a schematic exterior view of a high efficiency pharmaceutical grinding apparatus according to the present invention;

FIG. 2 is a cross-sectional view of a high efficiency pharmaceutical grinding apparatus according to the present invention;

FIG. 3 is a cross-sectional view of a motor housing of the high efficiency drug milling apparatus of the present invention;

FIG. 4 is a schematic structural diagram of a collecting box of the high-efficiency drug milling device according to the present invention;

FIG. 5 is a schematic structural diagram of a piston of the high-efficiency drug milling apparatus according to the present invention;

fig. 6 is an enlarged schematic view of a portion a of a high-efficiency drug milling apparatus according to the present invention.

In the figure: 1 grinding shell, 2 grinding bodies, 3 fixing seats, 4 support cylinders, 5 first connecting pipes, 6 motor shells, 7 driving motors, 8 hydraulic cylinders, 9 liquid storage bags, 10 electromagnets, 11 gears, 12 racks, 13 pistons, 14 second connecting pipes, 15 electromagnetic directional valves, 16 collecting cylinders, 17 first one-way valves, 18 second one-way valves, 19 discharge ports, 20 filter screens, 21 collecting boxes, 22 connecting channels, 23 connecting pipes, 24 heat dissipation ports and 25 air flow channels.

Detailed Description

Referring to fig. 1-3, a high-efficient medicine grinding device, including grinding shell 1 and rinding body 2 of spherical shell structure, a plurality of fixing bases 3 of bottom fixedly connected with of grinding shell 1, a plurality of fixing bases 3 set up along the axis ring array of grinding shell 1, the top fixedly connected with of one of them fixing base 3 prop up a section of thick bamboo 4, the first connecting pipe 5 of top lateral wall fixedly connected with of prop up a section of thick bamboo 4, the one end fixedly connected with motor casing 6 of prop up a section of thick bamboo 4 is kept away from to first connecting pipe 5, it makes its drive structure to grind the medicine in grinding shell 1 to connect with drive rinding body 2 in the motor casing 6, be provided with the collection structure that carries out the collection to the medicine powder connecting pipe after grinding in prop up a section of thick bamboo 4 and the first connecting pipe 5, be provided with the screening structure in the grinding shell 1.

Referring to fig. 1-5, the driving structure includes a driving motor 7 fixedly disposed on the motor housing 6, a hydraulic cylinder 8 is fixedly connected to a shaft end of the driving motor 7, a bottom of the hydraulic cylinder 8 is fixedly connected to a top of the grinding body 2, the driving motor 7 employs a forward and reverse rotation motor, a moving direction of the hydraulic cylinder 8 is the same as an input current direction of the driving motor 7, a liquid storage bag 9 is sleeved on an outer side of the grinding body 2, magnetorheological fluid is disposed inside the liquid storage bag 9, an electromagnet 10 is embedded in the grinding body 2, and the electromagnet 10 is in an electrified state and an uncharged state when the hydraulic cylinder 8 moves in two directions.

Referring to fig. 1, 3 and 6, the collecting structure includes a gear 11 fixedly connected to an output shaft of the driving motor 7, the gear 11 is engaged with a rack 12, one end of the rack 12 located at the first connecting pipe 5 is fixedly connected with a piston 13, the piston 13 is connected in the first connecting pipe 5 in a sealing and sliding manner, one side of the motor housing 6 away from the first connecting pipe 5 is provided with a second connecting pipe 14 in a communicating manner, one end of the second connecting pipe 14 away from the motor housing 6 is sealed, an air flow channel 25 is opened in the piston 13, and an electromagnetic directional valve 15 capable of reversing is connected in the air flow channel 25 in a sealing manner, wherein the electromagnetic directional valve 15 can change the flow direction of air in the air flow channel 25, so that when the driving motor 7, the rack 12 and the gear 11 drive the piston 13 to reciprocate, air flows in different directions are output to the holder barrel 4, wherein a forward air flow is set as an input air flow direction of the holder barrel 4, and a reverse air flow is an output air flow direction of the holder barrel 4, a collecting barrel 16 is arranged in the support barrel 4, a feeding hole is formed in the bottom of the collecting barrel 16, a first one-way valve 17 is connected to the feeding hole in a sealing mode, a second one-way valve 18 is arranged at the joint of the collecting barrel 16 and the bottom of the support barrel 4, and the first one-way valve 17 and the second one-way valve 18 control the movement direction of fluid to be opposite.

The screening structure comprises a discharge port 19 arranged at the positive bottom of a grinding shell 1, a filter screen 20 is hermetically connected in the discharge port 19, a collecting box 21 for primarily collecting medicine powder is fixedly connected at the bottom of the grinding shell 1, and the medicine powder meeting the volume requirement can be primarily screened and collected through the filter screen 20 and the collecting box 21, so that the screening structure has the advantages that the workload of the grinding body 2 can be reduced, and the processing procedure of continuously feeding materials can also be met, the bottom of the collecting box 21 is flush with the bottom of a fixed seat 3, the mesh size of the filter screen 20 is consistent with the processing requirement size of the medicine powder, a connecting channel 22 is arranged inside the fixed seat 3 connected with a support barrel 4, a connecting pipe 23 is arranged at the other end of the connecting channel 22, two ends of the connecting pipe 23 are respectively communicated and fixedly arranged with the connecting channel 22 and the collecting box 21, and a plurality of heat dissipation ports 24 are arranged, keep motor casing 6 and external intercommunication on the one hand, on the other hand realizes partly radiating effect, avoids driving motor 7's high temperature, and the common annular array setting of a plurality of thermovents 24.

When the magnetic grinding machine is used, the magnetorheological fluid in the liquid storage bag 9 on the outer side of the grinding body 2 is input with magnetism through the electromagnet 10, different electrifying conditions can be set according to the medicine processing requirements, for one example, the electrification state of the electromagnet 10 is changed while the driving motor 7 outputs forward and reverse rotation and the hydraulic cylinder 8 outputs reciprocating movement, when the hydraulic cylinder 8 outputs forward movement, the electromagnet 10 is powered off to enable the magnetorheological fluid to be in a liquid state, at the moment, the downward pressing and grinding processing of the grinding body 2 is used for extruding the liquid in the liquid storage bag 9 and enabling the grinding body 2 to be used as a grinding part for processing, and when the hydraulic cylinder 8 outputs reverse movement, the magnetism is output through the electromagnet 10 to enable the magnetorheological fluid to be changed into a solid, so that the outer wall of the liquid storage bag 9 is deformed, and powder attached to the surface of the liquid storage bag is separated;

when the grinding machine is used, medicine powder meeting the size of the volume enters the collecting box 21 through the filter screen 20, the air drives the medicine powder in the collecting box 21 to enter the collecting cylinder 16 under the action of the rotation of the reverse action of the driving motor 7 and the action of the first one-way valve 17, and in the rotation of the forward action of the driving motor 7, the air in the motor shell 6 is input into the collecting box 21 and acts on the filter screen 20, so that the ground powder is turned and floated under the action of air flow, and the grinding body 2 is prevented from acting on the medicine on one side all the time;

meanwhile, because the operation is to output the gas in the motor shell 6 to the grinding shell 1, and the gas passing through the motor shell 6 is heated by the waste heat output by the driving motor 7, the temperature in the space below the filter screen 20 in the grinding shell 1 is increased, on one hand, the problem that the quality of the medicine powder is influenced due to the fact that the temperature of one side is too high when the grinding body 2 is used for grinding is avoided, on the other hand, the grinding effect is improved by introducing hot air, and the function of waste heat utilization is realized.

Claims

1. A high-efficiency medicine grinding device comprises a grinding shell (1) with a spherical shell structure and a grinding body (2), and is characterized in that the bottom of the grinding shell (1) is fixedly connected with a plurality of fixing seats (3), the fixing seats (3) are arranged along the central axis of the grinding shell (1) in an annular array manner, the top of one fixing seat (3) is fixedly connected with a support cylinder (4), the side wall of the top of the support cylinder (4) is fixedly connected with a first connecting pipe (5), one end, far away from the support cylinder (4), of the first connecting pipe (5) is fixedly connected with a motor shell (6), the motor shell (6) is internally connected with a driving structure for driving the grinding body (2) to grind medicine in the grinding shell (1), and a collecting structure for collecting medicine powder after grinding is arranged in the support cylinder (4) and the first connecting pipe (5), a screening structure is arranged in the grinding shell (1);

the grinding machine is characterized in that the driving structure comprises a driving motor (7) fixedly arranged with a motor shell (6), a hydraulic cylinder (8) is fixedly connected to the shaft end of the driving motor (7), the bottom of the hydraulic cylinder (8) is fixedly connected with the top of the grinding body (2), the driving motor (7) adopts a positive and negative rotation motor, the moving direction of the hydraulic cylinder (8) is the same as the input current direction of the driving motor (7), the collecting structure comprises a gear (11) fixedly connected with the output shaft of the driving motor (7), the gear (11) is meshed with a rack (12), one end of the rack (12) located at a first connecting pipe (5) is fixedly connected with a piston (13), the piston (13) is connected in the first connecting pipe (5) in a sealing and sliding manner, one side, far away from the first connecting pipe (5), of the motor shell (6) is communicated with a second connecting pipe (14), one end of the second connecting pipe (14) far away from the motor shell (6) is sealed, an airflow channel (25) is arranged in the piston (13), an electromagnetic reversing valve (15) capable of reversing is connected in the airflow channel (25) in a sealing mode, a collecting barrel (16) is arranged in the support barrel (4), a feed inlet is formed in the bottom of the collecting barrel (16), a first one-way valve (17) is connected in the feed inlet in a sealing mode, a second one-way valve (18) is arranged at the joint of the collecting barrel (16) and the bottom of the support barrel (4), and the moving directions of control fluids of the first one-way valve (17) and the second one-way valve (18) are opposite.

2. The high-efficiency medicine grinding device according to claim 1, wherein a liquid storage bag (9) is sleeved on the outer side of the grinding body (2), magnetorheological fluid is arranged inside the liquid storage bag (9), an electromagnet (10) is embedded in the grinding body (2), and the electromagnet (10) is in a charged state and a non-charged state when the hydraulic cylinder (8) moves in two directions.

3. The high-efficiency medicine grinding device according to claim 2, characterized in that the screening structure comprises a discharge port (19) arranged at the right bottom of the grinding shell (1), a filter screen (20) is hermetically connected in the discharge port (19), a collecting box (21) for primarily collecting the medicine powder is fixedly connected at the bottom of the grinding shell (1), the bottom of the collecting box (21) is flush with the bottom of the fixed seat (3), and the mesh size of the filter screen (20) is consistent with the processing requirement of the medicine powder.

4. The efficient medicine grinding device according to claim 3, wherein a connecting channel (22) is formed inside a fixing seat (3) connected with the support cylinder (4), a connecting pipe (23) is arranged at the other end of the connecting channel (22), two ends of the connecting pipe (23) are respectively communicated and fixedly arranged with the connecting channel (22) and a collecting box (21), a plurality of heat dissipation ports (24) are formed in the outer side wall of the motor casing (6), and the plurality of heat dissipation ports (24) are arranged in a common annular array.