CN112337543A - Tablet crushing device for pharmacy and using method thereof - Google Patents
Tablet crushing device for pharmacy and using method thereof Download PDFInfo
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- CN112337543A CN112337543A CN202011357336.5A CN202011357336A CN112337543A CN 112337543 A CN112337543 A CN 112337543A CN 202011357336 A CN202011357336 A CN 202011357336A CN 112337543 A CN112337543 A CN 112337543A
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- scraper
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- 238000000034 method Methods 0.000 title claims description 28
- 239000003814 drug Substances 0.000 claims abstract description 96
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 239000000843 powder Substances 0.000 claims abstract description 16
- 229940079593 drug Drugs 0.000 claims abstract description 15
- 238000004140 cleaning Methods 0.000 claims abstract description 9
- 230000008569 process Effects 0.000 claims description 18
- 238000007790 scraping Methods 0.000 claims description 15
- 230000009471 action Effects 0.000 claims description 11
- 238000007781 pre-processing Methods 0.000 claims description 5
- 238000010408 sweeping Methods 0.000 claims description 3
- 206010044048 Tooth missing Diseases 0.000 description 7
- 239000002699 waste material Substances 0.000 description 3
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/14—Stamping mills
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
Abstract
The invention discloses a tablet crushing device for a pharmacy, which comprises a shell, wherein a medicine pounding mechanism is arranged in the shell and comprises a medicine pounding tank arranged in the shell, a pressure head is arranged above the medicine pounding tank in a matching manner, the top of the pressure head is connected with a medicine pounding rod which is in a rack shape and is vertically arranged, the top of the shell is connected with a horizontally arranged guide plate, and the medicine pounding rod is in sliding connection with the guide plate; the bottom of the guide plate is connected with a spring I, and the bottom end of the spring I is connected to the outer wall of the medicine pounding rod; one side of the drug smashing rod is provided with a tooth-lacking gear in a matching way, and the tooth-lacking gear is connected with a motor I arranged on the wall of the shell; also comprises a pretreatment crushing mechanism linked with the pounding mechanism. The invention fully utilizes the rotation characteristic of the gear with missing teeth, realizes the matching linkage of tablet crushing, cleaning and tamping, and has the advantages of ingenious design, reasonable structure and high practicability; through the flexible brush hair in the scraper blade upper and lower side, be convenient for clear up the tablet powder, simple and practical.
Description
Technical Field
The invention relates to the technical field of tablet crushing devices, in particular to a tablet crushing device for a pharmacy and a using method thereof.
Background
In clinical medical treatment, patients are special sometimes, such as children and old people, when large-size medicines are taken, the medicines are difficult to take, when the medicines are taken, the medicines are required to be crushed manually to reduce the taking difficulty, the conventional tablet crushing is generally that the medicines are crushed by a medicine pounding hammer and a medicine pounding tank manually, but the manual processing is adopted, so that the problems that the number of patients taking the medicines is large, time and labor are wasted, only a small amount of tablets can be crushed at one time, and the labor intensity is high are faced clinically. Through retrieval, a plurality of electric medicine pounding devices appear in the prior art, wherein most medicine pounding devices realize the smashing of tablets by adopting the matching of a tooth-lacking gear and a rack, for example, through retrieval, the invention discloses a multidirectional tablet crushing device for pediatrics, which is disclosed in the Chinese patent with the publication number of CN111450923A, wherein a tooth-lacking gear and rack mechanism is adopted in the scheme, the efficiency is improved compared with a manual mode, but the following problems still exist: the batch of tablets are directly put into the medicine pounding tank, and one of the two disadvantages is that the tablets have larger volume in the medicine pounding process, and are easy to be collapsed out of the medicine pounding tank when the stress is uneven, so that the waste is caused; secondly, because batch tablets are not broken through pretreatment, the tamping time required for tamping qualified finished products is longer, and the working efficiency is undoubtedly influenced. Therefore, there is a need to develop a tablet crushing device for pharmacy, which can further improve the working efficiency and is simple in operation
Disclosure of Invention
In order to solve the problems in the prior art, a tablet crushing device for a pharmacy and a use method thereof are provided.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the invention provides a tablet crushing device for a pharmacy, which comprises a shell, wherein a medicine pounding mechanism is arranged in the shell and comprises a medicine pounding tank arranged in the shell, a pressure head is arranged above the medicine pounding tank in a matching manner, the top of the pressure head is connected with a rack-shaped medicine pounding rod which is vertically arranged, the top of the shell is connected with a horizontally arranged guide plate, and the medicine pounding rod is connected with the guide plate in a sliding manner; the bottom of the guide plate is connected with a spring I, and the bottom end of the spring I is connected to the outer wall of the medicine pounding rod; one side of the drug smashing rod is provided with a tooth-lacking gear in a matching way, and the tooth-lacking gear is connected with a motor I arranged on the wall of the shell; the pretreatment crushing mechanism is linked with the drug pounding mechanism;
the pretreatment crushing mechanism comprises a rack-shaped crushing rod which is vertically arranged, the crushing rod is connected with the guide plate in a sliding manner, the tooth-lacking gear is arranged between the crushing rod and the medicine smashing rod, the tooth-lacking gear is respectively meshed with the medicine smashing rod and the crushing rod in the rotating process, the outer wall of the top end of the crushing rod is connected with a spring II, and the bottom end of the spring II is connected to the top of the guide plate; the side surface of the crushing rod is fixedly connected with a crushing movable plate, and a feeding channel is formed in the crushing movable plate;
a crushing fixed plate is arranged below the crushing movable plate in a matched mode, and one end of the crushing fixed plate is fixedly connected to the wall of the shell; the crushing fixing plate is provided with a blanking channel; the side wall of the crushing fixed plate is connected with a scraper support in a sliding manner, the scraper support is connected with a scraper, and the lower end of the scraper is provided with flexible bristles for cleaning the tablets crushed on the crushing fixed plate into a blanking channel; the outer wall of the crushing fixed plate is connected with a spring III, the other end of the spring III is connected with the scraper support, the scraper support is also connected with a pull rope, a pulley block is further arranged on the side wall of the crushing fixed plate, and the pull rope is connected with the crushing rod after being guided by the pulley block;
when the crushing fixed plate is contacted with the crushing movable plate, the scraping plate is positioned on one side of the crushing movable plate, and a gap is reserved between the scraping plate and the crushing movable plate;
the blanking channel below is provided with the blanking that is the slope setting and accepts the board, blanking accept board one end with shells inner wall links to each other, the other end with it is linked together to smash the medicine jar.
Preferably, an arc-shaped groove is formed in the top surface of the crushing fixed plate, and an arc-shaped head matched with the arc-shaped groove is arranged at the bottom of the crushing movable plate.
Preferably, the upper end of the scraper is also provided with flexible bristles for sweeping off the tablet powder adhered to the crushing movable plate.
Preferably, when the height difference between the crushing fixed plate and the crushing movable plate reaches the maximum height difference, at the moment, the spring iii is compressed, the flexible bristles located above the scraper are located right below the feeding channel and block the outlet of the feeding channel, and the flexible bristles located below the scraper are located at one end of the arc-shaped groove, which is the end close to the blanking channel.
Preferably, a feeding pipe is further arranged right above the feeding channel and connected with the guide plate.
Preferably, still be connected with the montant on the inner wall of casing bottom, the montant is connected with and is the bottom plate of horizontal setting, placed at the bottom plate top smash the medicinal cupping.
Preferably, the bottom plate with the montant slides and links to each other, the bottom contact of bottom plate is connected with the eccentric wheel, the eccentric wheel is connected with motor II, motor II through the fixing base with the casing bottom inner wall links to each other.
Preferably, the pulley block comprises a first guide wheel, a second guide wheel and a third guide wheel, and the first guide wheel, the second guide wheel and the third guide wheel are respectively and rotatably connected to the side wall of the crushing fixing plate.
Preferably, the top of the bottom plate is provided with a positioning block, and the bottom of the medicine pounding tank is clamped on the positioning block.
The invention provides a using method of a tablet crushing device for a pharmacy, which comprises the following steps:
the method comprises the following steps: setting an initial state, wherein the tooth-lacking gear is not engaged with the crushing rod and the medicine pounding rod, the top end of the crushing rod is positioned at the highest point of the running track of the crushing rod, meanwhile, the flexible bristles positioned above the scraping plate are positioned right below the feeding channel and block the outlet of the feeding channel, the flexible bristles positioned below the scraping plate are positioned at one end of the arc-shaped groove, and the end is the end close to the blanking channel;
step two: placing at least one tablet into a feeding channel, and temporarily storing the tablet in the feeding channel;
step three: the motor I is started to drive the tooth-lacking gear to rotate, when the tooth-lacking gear is meshed with the crushing rod, the crushing rod is driven to move downwards, the spring II is compressed, the crushing movable plate also moves downwards along with the crushing rod in the downward moving process of the crushing rod, and the pull rope becomes loose; meanwhile, under the action of the elastic force of the spring III, the scraper tightens and moves the pull rope in the direction away from the crushing rod; after the scraper plate moves, the outlet of the feeding channel is opened, and the tablets fall into the arc-shaped groove of the crushing fixing plate; as the crushing rod moves downwards continuously, the scraper moves out of the space between the crushing movable plate and the crushing fixed plate; when the crushing fixed plate is contacted with the crushing movable plate, the tablets in the arc-shaped groove are crushed, the scraping plate is positioned on one side of the crushing movable plate, and a gap is reserved between the scraping plate and the crushing movable plate;
step three: along with the continuous rotation of the gear with missing teeth, when the gear with missing teeth is not meshed with the crushing rod, the crushing rod moves upwards under the action of the elastic force of the spring II, and the crushing fixed plate is separated from the crushing movable plate; in the moving process, under the action of force transferred by a stay cord, the scraper moves reversely, the spring III is compressed, as the distance between the crushing fixed plate and the crushing movable plate is increased, the scraper enters a space between the crushing fixed plate and the crushing movable plate, the flexible bristles above the scraper are tightly attached to the bottom surface of the crushing movable plate, the flexible bristles below the scraper are tightly attached to the arc-shaped groove, as the crushing rod moves upwards continuously, the flexible bristles above the scraper clean tablet powder adhered to the crushing movable plate, the flexible bristles below the scraper clean the crushing tablets in the arc-shaped groove and the powder cleaned from the crushing movable plate into a blanking channel, and the crushed tablets fall into a pounding tank through the blanking channel and a blanking receiving plate;
step four: with the continuous rotation of the gear with missing teeth, when the gear with missing teeth is meshed with the medicine pounding rod, the medicine pounding rod is driven to move upwards, the spring I generates elasticity, when the gear with missing teeth is not meshed with the medicine pounding rod, the medicine pounding rod moves downwards under the action of the spring I, and tablets processed by the preprocessing crushing mechanism are continuously pounded;
step five: the above processes are repeated continuously to finish the batch crushing of the tablets.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the pretreatment crushing mechanism is arranged and is also linked with the drug pounding mechanism, only one tooth-lacking gear is used, when the drug pounding is realized, the tooth-lacking gear can be meshed with the crushing rod to drive the crushing rod to move downwards, and the crushing rod can realize the contact between the crushing movable plate and the crushing fixed plate in the downward moving process, so that tablets are crushed; after the tablets are crushed, when the tooth-lacking gear is not meshed with the crushing rod, the crushing rod moves upwards under the elastic force of the spring II, and in the moving process, the flexible bristles of the scraper conveyor are driven to move through the pull rope, so that the crushed tablets are cleaned into the medicine smashing tank, the follow-up medicine smashing process is pretreated in advance, the follow-up smashing time is shortened, and the working efficiency is further improved; in addition, the pretreatment crushing mechanism and the drug smashing mechanism share one power source, so that the cost is saved, the rotation characteristics of the tooth-lacking gear are fully utilized, the matching linkage of tablet crushing, cleaning and smashing is realized, the design is ingenious, the structure is reasonable, and the practicability is high. In addition, after the tablets processed by the preprocessing crushing mechanism enter the medicine smashing tank, the tablet size is reduced, the tablets are not prone to collapse out, and waste is avoided.
2. Through the flexible brush hair below the scraper blade, be convenient for clear up the tablet powder on the crushing fixed plate, clean up, simple and practical.
3. The upper part and the lower part of the scraper are respectively connected with the flexible bristles, so that the flexible bristles on the upper part and the lower part of the scraper are tightly attached to the bottom surface of the crushing movable plate and the top surface of the crushing fixed plate, the tablet powder on the crushing fixed plate is convenient to clean, and the tablet powder adhered to the crushing movable plate can be cleaned; because flexible brush hair can produce deformation, when crushing fly leaf and crushing fixed plate relative motion, can make things convenient for fast entering/shift out in the space between crushing fly leaf and the crushing fixed plate like this to flexible brush hair can slide along the face of crushing fly leaf and crushing fixed plate, when removing, accomplishes the clearance.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic diagram of the present invention.
Fig. 2 is an enlarged schematic view of the structure of the region a.
Fig. 3 is a sectional view of the crush moving plate and the crush fixing plate.
FIG. 4 is a structural schematic view showing a state of the squeegee during operation.
FIG. 5 is a structural schematic view showing a state of the squeegee during operation.
Description of reference numerals:
1, a shell; 2, erecting a rod; 3, a bottom plate; 4, positioning a block; 5, pressing head; 6 smashing a medicine tank; 7 an auxiliary plate; 8 smashing the medicine rods; 9 a gear with missing teeth; 10 stop blocks; 11, a spring I; 12 a guide plate; 13 baffle piece I; 14 a baffle plate II; 15, a spring II; 16 crushing the rods; 17 an inlet fixing plate; 18 a feed pipe; 19, a motor I; 20 crushing the movable plate; 201 a feed channel; 202 an arc-shaped head; 21 crushing the fixing plate; 211 a chute; 212 a blanking channel; 213 arc-shaped grooves; 22 blanking bearing plates; 23 eccentric wheel; 24, a motor II; 25, fixing a base; 26 a scraper blade; 27 a squeegee mount; 28, a spring III; 29 baffle plate; 30 a first guide wheel; 31 a second guide wheel; 32 a third guide wheel; 33 an auxiliary support; 34 pulling a rope; 35 fix the pins.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
Example one
As shown in fig. 1 to 5, the tablet crushing device for pharmacy provided in this embodiment includes a housing 1, a medicine pounding mechanism is disposed in the housing 1, the medicine pounding mechanism includes a medicine pounding tank 6 disposed in the housing 1, a pressing head 5 is disposed above the medicine pounding tank 6 in a matching manner, a rack-shaped and vertically disposed medicine pounding rod 8 is connected to the top of the pressing head 5, a horizontally disposed guide plate 12 is connected to the top of the housing 1, and the medicine pounding rod 8 is slidably connected to the guide plate 12; the bottom of the guide plate 12 is connected with a spring I11, the bottom end of the spring I11 is connected to the outer wall of the medicine pounding rod 8, specifically, a stop block 10 is welded on the wall of the medicine pounding rod 8, and the bottom of the spring I11 is connected with the stop block 10; a baffle plate I13 is welded at the top end of the medicine pounding rod 8. One side of the drug smashing rod 8 is provided with a tooth-missing gear 9 in a matching way, and the tooth-missing gear 9 is connected with a motor I arranged on the wall of the shell 1. Wherein, the sliding connection mode between pounding medicine in a mortar pole 8 and the deflector 12 can adopt conventional trompil mode, has seted up the through-hole promptly on the deflector 12, pounding medicine in a mortar pole 8 freely runs through this through-hole and can reciprocate.
In order to improve the stability of the medicine pounding rod 8 when moving up and down, the inner wall of the shell 1 is also provided with an auxiliary plate 7, and the medicine pounding rod 8 is connected with the auxiliary plate 7 in a sliding way.
The pretreatment crushing mechanism is linked with the pesticide smashing mechanism; preliminary treatment crushing mechanism is including being the crushing pole 16 of rack form and vertical setting, crushing pole 16 and deflector 12 sliding connection, and the sliding connection mode of crushing pole 16 and deflector 12 is the same with the connected mode of pounding medicine pole 8, deflector 12, no longer gives unnecessary details. The tooth-missing gear 9 is arranged between the crushing rod 16 and the medicine pounding rod 8, the tooth-missing gear 9 is respectively meshed with the medicine pounding rod 8 and the crushing rod 16 in the rotating process, the outer wall of the top end of the crushing rod 16 is connected with a spring II 15, and the bottom end of the spring II 15 is connected to the top of the guide plate 12; the top of the crushing rod 16 is connected with a baffle II 14, and the top of the spring II 15 is connected with the baffle II 14.
The crushing rod 16 is fixedly connected with a crushing movable plate 20 on the side, and a feeding channel 201 is arranged on the crushing movable plate 20.
A crushing fixed plate 21 is arranged below the crushing movable plate 20 in a matching way, and one end of the crushing fixed plate 21 is fixedly connected to the wall of the shell 1; the crushing fixing plate 21 is provided with a blanking channel 212; a scraper support 27 is connected on the side wall of the crushing fixing plate 21 in a sliding manner, a scraper 26 is connected with the scraper support 27, and flexible bristles are arranged at the lower end of the scraper 26 and used for cleaning tablets crushed on the crushing fixing plate 21 into a blanking channel 212; the outer wall of the crushing fixed plate 21 can be directly connected with a spring III 28, or can be connected with the spring III 28 through a baffle 29, the other end of the spring III 28 is connected with a scraper bracket 27, the scraper bracket 27 is also connected with a pull rope 34, the side wall of the crushing fixed plate 21 is also provided with a pulley block, the pull rope 34 is connected with the crushing rod 16 after being guided by the pulley block, and the end part of the pull rope 34 can be connected with the crushing fixed plate 21 through a fixed pin 35; the pulley block comprises a first guide wheel 30, a second guide wheel 31 and a third guide wheel 32, and the first guide wheel 30, the second guide wheel 31 and the third guide wheel 32 are respectively connected to the side wall of the crushing fixing plate 21 through rotation. Wherein the third guide wheel 32 is connected with an auxiliary bracket 33, and the auxiliary bracket 33 is connected with the crushing fixing plate 21.
When the crush fixing plates 21 are in contact with the crush moving plates 20, the scrapers 26 are located at one side of the crush moving plates 20, and there is a gap between the scrapers 26 and the crush moving plates 20. This gap serves to ensure that the scraper 26 can just enter the gap between the crush fixing plate 21 and the crush moving plate 20 after the crush fixing plate 21 is separated from the crush moving plate 20 by a certain distance. The size of the gap can be set according to the actual situation.
A blanking receiving plate 22 is obliquely arranged below the blanking channel 212, one end of the blanking receiving plate 22 is connected with the inner wall of the shell 1, and the other end is communicated with the medicine pounding tank 6.
The top surface of the crushing fixed plate 21 is provided with an arc-shaped groove 213, and the bottom of the crushing movable plate 20 is provided with an arc-shaped head matched with the arc-shaped groove 213. The arc-shaped groove 213 is provided to ensure that the tablets falling from the feeding channel 201 can stably fall in the area below the arc-shaped head, so as to prevent the problem that the tablets are broken when falling out of the crushing area and cannot be broken.
A feed pipe 18 is also arranged right above the feed channel 201, and the feed pipe 18 is directly connected with the guide plate 12 and can be connected with the guide plate 12 through an inlet fixing plate 17.
Example two
On the basis of embodiment one, still be connected with montant 2 on the 1 bottom inner wall of casing, montant 2 is connected with and is the bottom plate 3 of horizontal setting, and medicine smashing jar 6 has been placed at bottom plate 3 top. The bottom plate 3 is connected with the vertical rod 2 in a sliding mode, the bottom of the bottom plate 3 is connected with an eccentric wheel 23 in a contact mode, the eccentric wheel 23 is connected with a motor II 24, and the motor II 24 is connected with the inner wall of the bottom of the shell 1 through a fixing seat 25. The height of the medicine pounding tank 6 can be conveniently adjusted by utilizing the eccentric wheel 23. In addition, in order to improve the stability of pounding medicine jar 6, bottom plate 3 top is provided with locating piece 4, 6 bottom joints of pounding medicine jar are in on the locating piece 4.
EXAMPLE III
In addition to the second embodiment, the upper end of the scraper 26 is also provided with flexible bristles for sweeping off the tablet powder adhered to the crushing movable plate 20. When the height difference between the crushing fixed plate 21 and the crushing movable plate 20 reaches the maximum height difference, at this time, the spring iii 28 is compressed, the flexible bristles located above the scraper 26 are located right below the feeding channel 201 and block the outlet of the feeding channel 201, and the flexible bristles located below the scraper 26 are located at one end of the arc-shaped groove 213, which is the end close to the blanking channel 212.
The invention provides a using method of a tablet crushing device for a pharmacy, which comprises the following steps:
the method comprises the following steps: under the set initial state, the tooth-missing gear 9 is not engaged with the crushing rod 16 and the medicine pounding rod 8, at this time, the top end of the crushing rod 16 is located at the highest point of the running track of the crushing rod 16, meanwhile, the flexible bristles located above the scraping plate 26 are located right below the feeding channel 201 and block the outlet of the feeding channel 201, the flexible bristles located below the scraping plate 26 are located at one end of the arc-shaped groove 213, and the end is the end close to the blanking channel 212;
step two: placing at least one tablet into the feeding channel 201, and temporarily storing the tablet in the feeding channel 201;
step three: the motor I is started to drive the tooth-missing gear 9 to rotate, when the tooth-missing gear 9 is meshed with the crushing rod 16, the crushing rod 16 is driven to move downwards, the spring II 15 is compressed, in the downward movement process of the crushing rod 16, the crushing movable plate 20 also moves downwards along with the crushing rod 16, and the pull rope 34 becomes loose; at the same time, under the action of the elastic force of the spring III 28, the scraper 26 pulls and moves the pulling rope 34, and moves the pulling rope in a direction away from the crushing rod 16; after the scraper 26 moves, the outlet of the feeding passage 201 is opened and the tablets fall into the arc-shaped groove 213 of the crushing fixing plate 21; as the crushing rods 16 continue to move down, the scrapers 26 move out of the space between the crushing movable plate 20 and the crushing fixed plate 21; when the crushing fixed plate 21 is in contact with the crushing movable plate 20, the tablets in the arc-shaped groove 213 are crushed, the scraper 26 is positioned at one side of the crushing movable plate 20, and a gap is reserved between the scraper 26 and the crushing movable plate 20;
step three: as the toothless gear 9 continues to rotate, when the toothless gear 9 is not engaged with the crushing rod 16, the crushing rod 16 moves upward under the elastic force of the spring ii 15, and the crushing fixed plate 21 is separated from the crushing movable plate 20; during the upward movement, the scraper 26 moves reversely by the force transferred by the pull rope 34, the spring iii 28 is compressed, as the distance between the crushing fixed plate 21 and the crushing movable plate 20 becomes larger, the scraper 26 enters the space between the crushing fixed plate 21 and the crushing movable plate 20, the flexible bristles above the scraper 26 cling to the bottom surface of the crushing movable plate 20, the flexible bristles below the scraper 26 cling to the arc-shaped groove 213, as the crushing rod 16 moves upward continuously, the flexible bristles above the scraper 26 sweep the tablet powder adhered to the crushing movable plate 20, the flexible bristles below the scraper 26 sweep the crushed tablets in the arc-shaped groove 213 and the powder swept by the crushing movable plate 20 into the blanking channel 212, and the crushed tablets fall into the medicine tank 6 through the blanking channel 212 and the blanking tamping plate 22;
step four: with the continuous rotation of the gear 9 with missing teeth, when the gear 9 with missing teeth is meshed with the medicine pounding rod 8, the medicine pounding rod 8 is driven to move upwards, the spring I11 generates elasticity, when the gear 9 with missing teeth is not meshed with the medicine pounding rod 8, the medicine pounding rod 8 moves downwards under the action of the spring I11, and tablets processed by the preprocessing crushing mechanism are continuously pounded;
step five: the above processes are repeated continuously to finish the batch crushing of the tablets.
Therefore, the pretreatment crushing mechanism is arranged and is linked with the medicine pounding mechanism, only one tooth-lacking gear 9 is used, after the medicine pounding action is realized, the tooth-lacking gear 9 is meshed with the crushing rod 16 to drive the crushing rod 16 to move downwards, and the crushing rod 16 can realize the contact between the crushing movable plate 20 and the crushing fixed plate 21 in the downward moving process, so that tablets are crushed; after the tablets are crushed, when the toothless gear 9 is not meshed with the crushing rod 16, the crushing rod 16 moves upwards under the elastic force of the spring II 15, and in the process of moving upwards, flexible bristles of the scraper 26 machine are driven to move through the pull rope 34, so that the crushed tablets are cleaned into the medicine smashing tank 6, the follow-up medicine smashing process is pretreated in advance, the follow-up smashing time is shortened, and the working efficiency is further improved; in addition, the pretreatment crushing mechanism and the drug smashing mechanism share one power source, so that the cost is saved, the rotation characteristics of the tooth-lacking gear 9 are fully utilized, the matching linkage of tablet crushing, cleaning and smashing is realized, the design is ingenious, the structure is reasonable, and the practicability is high. In addition, after the tablets processed by the preprocessing crushing mechanism enter the medicine smashing tank 6, the tablet volume is reduced, the tablets are not easy to collapse out, and waste is avoided.
Through the flexible brush hair below scraper blade 26, be convenient for clear up the tablet powder on the crushing fixed plate 21, clean up, simple and practical. In addition, the flexible bristles are connected to the upper and lower parts of the scraper 26, so that the flexible bristles on the upper and lower parts of the scraper 26 are tightly attached to the bottom surface of the crushing movable plate 20 and the top surface of the crushing fixed plate 21, thereby facilitating cleaning of the tablet powder on the crushing fixed plate 21 and cleaning of the tablet powder adhered to the crushing movable plate 20; since the flexible bristles can be deformed, when the movable crushing plate 20 and the fixed crushing plate 21 move relatively, the flexible bristles can be conveniently and rapidly moved into/out of a space between the movable crushing plate 20 and the fixed crushing plate 21, and the flexible bristles can slide along the surfaces of the movable crushing plate 20 and the fixed crushing plate 21, so that the cleaning is completed while the flexible bristles move.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A tablet crushing device for a pharmacy comprises a shell, wherein a medicine pounding mechanism is arranged in the shell and comprises a medicine pounding tank arranged in the shell, a pressure head is arranged above the medicine pounding tank in a matching mode, the top of the pressure head is connected with a rack-shaped medicine pounding rod which is vertically arranged, the top of the shell is connected with a horizontally arranged guide plate, and the medicine pounding rod is connected with the guide plate in a sliding mode; the bottom of the guide plate is connected with a spring I, and the bottom end of the spring I is connected to the outer wall of the medicine pounding rod; one side of the drug smashing rod is provided with a tooth-lacking gear in a matching way, and the tooth-lacking gear is connected with a motor I arranged on the wall of the shell; the device is characterized by also comprising a pretreatment crushing mechanism linked with the pounding mechanism;
the pretreatment crushing mechanism comprises a rack-shaped crushing rod which is vertically arranged, the crushing rod is connected with the guide plate in a sliding manner, the tooth-lacking gear is arranged between the crushing rod and the medicine smashing rod, the tooth-lacking gear is respectively meshed with the medicine smashing rod and the crushing rod in the rotating process, the outer wall of the top end of the crushing rod is connected with a spring II, and the bottom end of the spring II is connected to the top of the guide plate; the side surface of the crushing rod is fixedly connected with a crushing movable plate, and a feeding channel is formed in the crushing movable plate;
a crushing fixed plate is arranged below the crushing movable plate in a matched mode, and one end of the crushing fixed plate is fixedly connected to the wall of the shell; the crushing fixing plate is provided with a blanking channel; the side wall of the crushing fixed plate is connected with a scraper support in a sliding manner, the scraper support is connected with a scraper, and the lower end of the scraper is provided with flexible bristles for cleaning the tablets crushed on the crushing fixed plate into a blanking channel; the outer wall of the crushing fixed plate is connected with a spring III, the other end of the spring III is connected with the scraper support, the scraper support is also connected with a pull rope, a pulley block is further arranged on the side wall of the crushing fixed plate, and the pull rope is connected with the crushing rod after being guided by the pulley block;
when the crushing fixed plate is contacted with the crushing movable plate, the scraping plate is positioned on one side of the crushing movable plate, and a gap is reserved between the scraping plate and the crushing movable plate;
the blanking channel below is provided with the blanking that is the slope setting and accepts the board, blanking accept board one end with shells inner wall links to each other, the other end with it is linked together to smash the medicine jar.
2. The pharmacy tablet crushing device as claimed in claim 1, wherein an arc-shaped groove is formed in the top surface of the crushing fixing plate, and an arc-shaped head matched with the arc-shaped groove is arranged at the bottom of the crushing movable plate.
3. The pharmacy tablet crushing device as claimed in claim 2, wherein the upper end of the scraping plate is also provided with flexible bristles for sweeping off the tablet powder adhered to the crushing movable plate.
4. The pharmacy tablet crushing device as claimed in claim 3, wherein when the height difference between the crushing fixed plate and the crushing movable plate reaches the maximum height difference, at the moment, the spring III is compressed, the flexible bristles above the scraper are positioned right below the feeding channel and block the outlet of the feeding channel, and the flexible bristles below the scraper are positioned at one end of the arc-shaped groove, which is close to the end of the blanking channel.
5. The pharmacy tablet crushing device as claimed in claim 1, wherein a feed pipe is further arranged right above the feed channel, and the feed pipe is connected with the guide plate.
6. The pharmacy tablet crushing device as claimed in claim 1, wherein a vertical rod is further connected to the inner wall of the bottom of the housing, the vertical rod is connected with a horizontally arranged bottom plate, and the medicine smashing tank is placed on the top of the bottom plate.
7. The pharmacy tablet crushing device as claimed in claim 6, wherein the bottom plate is slidably connected with the vertical rod, an eccentric wheel is connected to the bottom of the bottom plate in a contact manner, a motor II is connected to the eccentric wheel, and the motor II is connected with the inner wall of the bottom of the shell through a fixed seat.
8. The pharmacy tablet crushing device as claimed in claim 1, wherein the pulley block comprises a first guide wheel, a second guide wheel and a third guide wheel, and the first guide wheel, the second guide wheel and the third guide wheel are respectively and rotatably connected to the side wall of the crushing fixing plate.
9. The pharmacy tablet crushing device as claimed in claim 7, wherein a positioning block is arranged at the top of the bottom plate, and the bottom of the medicine pounding tank is clamped on the positioning block.
10. A method of using a pharmacy tablet comminution apparatus as claimed in any one of claims 4 to 9, comprising the steps of:
the method comprises the following steps: setting an initial state, wherein the tooth-lacking gear is not engaged with the crushing rod and the medicine pounding rod, the top end of the crushing rod is positioned at the highest point of the running track of the crushing rod, meanwhile, the flexible bristles positioned above the scraping plate are positioned right below the feeding channel and block the outlet of the feeding channel, the flexible bristles positioned below the scraping plate are positioned at one end of the arc-shaped groove, and the end is the end close to the blanking channel;
step two: placing at least one tablet into a feeding channel, and temporarily storing the tablet in the feeding channel;
step three: the motor I is started to drive the tooth-lacking gear to rotate, when the tooth-lacking gear is meshed with the crushing rod, the crushing rod is driven to move downwards, the spring II is compressed, the crushing movable plate also moves downwards along with the crushing rod in the downward moving process of the crushing rod, and the pull rope becomes loose; meanwhile, under the action of the elastic force of the spring III, the scraper tightens and moves the pull rope in the direction away from the crushing rod; after the scraper plate moves, the outlet of the feeding channel is opened, and the tablets fall into the arc-shaped groove of the crushing fixing plate; as the crushing rod moves downwards continuously, the scraper moves out of the space between the crushing movable plate and the crushing fixed plate; when the crushing fixed plate is contacted with the crushing movable plate, the tablets in the arc-shaped groove are crushed, the scraping plate is positioned on one side of the crushing movable plate, and a gap is reserved between the scraping plate and the crushing movable plate;
step three: along with the continuous rotation of the gear with missing teeth, when the gear with missing teeth is not meshed with the crushing rod, the crushing rod moves upwards under the action of the elastic force of the spring II, and the crushing fixed plate is separated from the crushing movable plate; in the moving process, under the action of force transferred by a stay cord, the scraper moves reversely, the spring III is compressed, as the distance between the crushing fixed plate and the crushing movable plate is increased, the scraper enters a space between the crushing fixed plate and the crushing movable plate, the flexible bristles above the scraper are tightly attached to the bottom surface of the crushing movable plate, the flexible bristles below the scraper are tightly attached to the arc-shaped groove, as the crushing rod moves upwards continuously, the flexible bristles above the scraper clean tablet powder adhered to the crushing movable plate, the flexible bristles below the scraper clean the crushing tablets in the arc-shaped groove and the powder cleaned from the crushing movable plate into a blanking channel, and the crushed tablets fall into a pounding tank through the blanking channel and a blanking receiving plate;
step four: with the continuous rotation of the gear with missing teeth, when the gear with missing teeth is meshed with the medicine pounding rod, the medicine pounding rod is driven to move upwards, the spring I generates elasticity, when the gear with missing teeth is not meshed with the medicine pounding rod, the medicine pounding rod moves downwards under the action of the spring I, and tablets processed by the preprocessing crushing mechanism are continuously pounded;
step five: the above processes are repeated continuously to finish the batch crushing of the tablets.
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| CN116727075A (en) * | 2023-07-08 | 2023-09-12 | 科思美碧优蒂化妆品(南通)有限公司 | Crushing equipment for rosemary leaf extraction and use method thereof |
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|---|---|
| CN112337543B (en) | 2022-02-11 |
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