CN217514642U - A rotary tablet press for tablet finished product preparation - Google Patents

Abstract

The application relates to the field of tablet presses, in particular to a rotary tablet press for preparing finished tablet products, which comprises a case, wherein a rotary table is arranged on the case, a lower punch is arranged inside the rotary table, a middle die hole is formed in the rotary table, a rotary chamber is arranged on the upper portion of the rotary table, an upper punch die is arranged on the rotary chamber, a feeding hopper is arranged on the case, a tablet outlet and a tablet receiving basket are arranged on one side of the upper surface of the case, a containing cavity is formed in the middle of the tablet receiving basket and communicated with the tablet outlet, a scraper is arranged on the inner wall of the tablet receiving basket, the bottom surface of the scraper is attached to the upper surface of the rotary table, a tablet outlet pipeline is arranged on the outer surface of one side of the case, a cleaning component and an absorption component are arranged on the tablet outlet pipeline, the cleaning component and the absorption component clean tablets and redundant powder on the upper surface of the rotary table to the tablet receiving basket through the scraper, then the cleaning component and the absorption component separate the tablets and absorb the powder, the tablet outlet pipeline is kept clean, and the quality of tablets is improved.

Description

A rotary tablet press for tablet finished product preparation

Technical Field

The present application relates to the field of tablet presses, and in particular, to a rotary tablet press for the preparation of finished tablet products.

Background

In the pharmaceutical manufacturing process, a tablet press is an indispensable instrument, tablet tablets are generally manufactured by a rotary tablet press, which fills a medicine raw material through a hopper, drops the medicine raw material through a powder feeder through a middle die hole on the rotary table by rotation of the rotary table, and presses the powdery medicine raw material into granular medicine through an upper punch, a middle die and a lower punch, wherein the rotary tablet press is widely applied with the advantages of high efficiency, high quality and suitability for mass production.

However, the existing rotary tablet press has some defects, the existing rotary tablet press feeds through the powder feeder through the hopper and then falls into the middle die hole, and such feeding manner is that the smaller middle die hole is filled by placing the excessive medicine raw material into the powder feeder, and in order to ensure the normal rotation of the rotary table, the powder feeder and the upper surface of the rotary table must have a very small interval, so that a lot of unused medicine powder remains at the end of the feeding direction of the powder feeder where the middle die hole is not located, when the tablet finished product is discharged, the part of powder can slide out from the tablet outlet along with the tablet finished product, a layer of medicine raw material powder is also adhered on the tablet finished product, and the medicine powder is adhered inside the tablet outlet pipeline in the process that the finished product passes through the tablet outlet pipeline, and the powder needs to be cleaned by disassembling the machine before each time of replacing different types of medicine raw materials needing to be pressed, otherwise, the quality of the finished product of the next medicine is affected, and the cleaning is very inconvenient.

In view of the above-mentioned related art, the inventor believes that the defects that the tablet outlet pipeline is inconvenient to clean and the quality of tablets is affected exist.

SUMMERY OF THE UTILITY MODEL

In order to clean the tablet outlet pipeline conveniently and improve the tablet quality, the application provides a rotary tablet press for preparing a tablet finished product.

The application provides a rotary tablet press for preparation of tablet finished product adopts following technical scheme:

the utility model provides a rotary tablet press for tablet finished product preparation, includes quick-witted case, the middle part of quick-witted case upper surface is provided with the revolving stage, the inside lower punch that is provided with of revolving stage, the centre nib has been seted up on the revolving stage, revolving stage upper portion is provided with the thorax, be provided with the die on the thorax, be provided with the loading hopper on the machine case, one side of the upper surface of machine case is provided with out the piece mouth and receives the medicine basket, form the holding chamber in the middle of receiving the medicine basket, the holding chamber with it is linked together to go out the piece mouth, be provided with the scraper blade on the inner wall of receiving the medicine basket, the bottom surface of scraper blade laminate in the revolving stage upper surface, one side surface of machine case is provided with out the piece pipeline, be provided with cleaning assembly and absorption subassembly on the piece pipeline.

Through adopting above-mentioned technical scheme, when the ejection of compact of tablet finished product, because the revolving stage constantly rotates, when the revolving stage is when the scraper blade, the scraper blade can be cleaned remaining powder and tablet on the revolving stage to the charging basket together, this part powder and tablet are passed through the piece pipeline from the piece outlet together, the cleaning assembly that sets up on the piece pipeline can be handled unnecessary powder on the medicine, the absorbing assembly can absorb the powder in the piece pipeline in the lump and store, make the piece pipeline keep clean, improve the quality of tablet simultaneously.

Preferably, clean subassembly including set up in go out screen cloth on the piece pipeline and rotate and connect in the clean brush of a piece pipeline inner wall, the screen cloth will it divide into clearance layer and absorbed layer to go out the piece pipeline, clean brush set up in the clearance layer.

Through adopting above-mentioned technical scheme, when tablet and powder through a piece pipeline, the cleaning brush can clean unnecessary powder down on the tablet, and the powder can pass the screen cloth and fall into the absorbed layer of a piece pipeline simultaneously, has realized the separation of tablet and powder.

Preferably, the absorption assembly comprises an absorption box arranged on one side of the case, an absorption pipe used for communicating the absorption box with the absorption layer, and a negative pressure fan arranged on the outer side wall of the absorption box and communicated with the inside of the absorption box.

Through adopting above-mentioned technical scheme, when starting negative pressure fan, negative pressure fan can make the absorption box form the negative pressure, and when the powder was in the absorbed layer during through the absorption tube, because the pressure in the absorption tube is less, the powder received the pressure effect and can pass the absorption tube and enter into the absorption box, has realized the recovery of powder.

Preferably, the fixing grooves are formed in two opposite side walls in the absorption box, powder collecting pieces are arranged between the fixing grooves, inserting rods are arranged on two sides of each powder collecting piece, and the powder collecting pieces are fixed in the corresponding fixing grooves through the inserting rods.

Through adopting above-mentioned technical scheme, the setting up of fixed slot and inserted bar makes album powder spare can peg graft in the adsorption tanks, after the powder is collected, the staff only need take out album powder spare, pours the powder into the loading hopper, can realize the reuse of powder.

Preferably, the powder collecting piece is provided with a lifting handle.

Through adopting above-mentioned technical scheme, carry the setting of carrying the handle and be convenient for the staff to take out powder collecting piece from the absorption case.

Preferably, the inner wall of the medicine receiving basket is provided with a limiting groove, one end of the scraper close to the medicine receiving basket is provided with a limiting convex block, and the scraper is clamped on the medicine receiving basket through the limiting convex block.

Through adopting above-mentioned technical scheme, setting up of spacing recess and spacing lug makes the scraper blade joint in receiving the medicine basket, and the scraper blade can be followed and taken out in receiving the medicine basket, is convenient for change the scraper blade.

Preferably, a tablet collecting box is arranged below the tablet outlet pipeline, and a damping pad is arranged on the tablet collecting box.

Through adopting above-mentioned technical scheme, the setting of box is collected to the tablet can be collected the tablet, and the impact force that produces when the tablet dropped can be alleviated in the setting of shock pad, plays the guard action, prevents that the tablet from smashing because of the eminence landing for the device yield is higher.

Preferably, the upper surface of the case is provided with a transparent cover, one end of the transparent cover, which is far away from the case, is provided with a top cover, and the feeding hopper is arranged on the top cover.

Through adopting above-mentioned technical scheme, the setting up of translucent cover makes the staff can the real-time observation rotatory tablet press behavior in the time of the preforming, easily inside clearance and maintenance.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the scraper plate can clean the residual powder and tablets on the rotary table into the medicine collecting basket together, the cleaning assembly can treat the redundant powder on the tablets to separate the tablets from the powder, and the absorption assembly can absorb and store the powder, so that the tablet outlet pipeline is kept clean, when different types of medicine raw materials needing to be pressed are replaced, the powder of other medicine raw materials cannot remain in the tablet outlet pipeline, and the quality of the tablets is improved;

2. the arrangement of the limiting groove and the limiting lug ensures that the scraper is clamped in the medicine receiving basket, and the scraper can be taken out of the medicine receiving basket, so that the scraper is convenient to replace;

3. the shock pad plays a protective role in the tablets, and the yield of the device is improved.

4. The setting up of translucent cover makes the staff can observe the preforming condition in real time, the inside clearance and the maintenance of being convenient for.

Drawings

FIG. 1 is a schematic illustration of a rotary tablet press for preparing finished tablets according to an embodiment of the present disclosure after hiding a transparent cover and a top cover;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic view of a medication receiving basket according to an embodiment of the present application;

FIG. 4 is a schematic structural view of a medicine receiving basket and a scraper according to the embodiment of the application;

FIG. 5 is a schematic drawing in section of a portion of a sheet exit duct of an embodiment of the present application;

FIG. 6 is a schematic sectional view of an absorption tank according to an embodiment of the present application;

figure 7 is a schematic cross-sectional view of a pill collection container according to an embodiment of the present application;

fig. 8 is a schematic diagram of the overall structure of a rotary tablet press for preparing finished tablets according to an embodiment of the present application.

Description of the reference numerals: 1. a chassis; 2. a turntable; 21. undershoot; 22. a middle die hole; 3. rotating the chamber; 31. putting a die on the die; 4. a fixed seat; 41. fixing a column; 5. a hopper; 51. a feeding port; 52. a powder feeder; 6. a sheet outlet; 7. a medicine receiving basket; 71. an accommodating cavity; 72. a limiting groove; 8. a squeegee; 81. a limiting bump; 9. a sheet outlet pipeline; 91. cleaning the brush; 10. a screen mesh; 11. cleaning the layer; 12. an absorption layer; 13. an absorbent assembly; 131. an absorber tube; 132. an absorption tank; 1321. fixing grooves; 133. a negative pressure fan; 14. collecting powder; 141. a rod is inserted; 142. lifting the handle; 15. a tablet collection box; 151. a shock pad; 16. a transparent cover; 17. and a top cover.

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

The embodiment of the application discloses a rotary tablet press for preparing finished tablets. Referring to fig. 1 and 2, a rotary tablet press for tablet finished product preparation includes quick-witted case 1, the middle part movable mounting of machine case 1 upper surface has revolving stage 2, 2 inside swing joint of revolving stage has lower punch 21, well nib 22 has been seted up on revolving stage 2, 2 upper portion coaxial coupling of revolving stage has chamber 3, swing joint has upper punch die 31 on the chamber 3, 3 top fixedly connected with fixing base 4 of chamber, install fixed column 41 on the fixing base 4, fixed column 41 keeps away from 4 one end of fixing base and the last fixed surface of quick-witted case 1 and is connected, still install loading hopper 5 on the machine case 1, 2 upper surface fixedly connected with on the revolving stage feeds powder ware 52, loading hopper 5 is close to and has seted up feed opening 51 on one side of feeding powder ware 52.

Referring to fig. 3, a tablet outlet 6 and a medicine receiving basket 7 are arranged on one side of the upper surface of the case 1, an accommodating cavity 71 is formed in the middle of the medicine receiving basket 7, the accommodating cavity 71 is communicated with the tablet outlet 6, a scraper 8 is arranged on the inner wall of the medicine receiving basket 7, the bottom surface of the scraper 8 is attached to the upper surface of the turntable 2, a tablet outlet pipeline 9 is connected to the outer surface of one side of the case 1, and a cleaning component and an absorption component 13 are mounted on the tablet outlet pipeline 9.

In the production process, the staff adds the medicine raw materials through the feeding hopper 5, the medicine raw materials fall into the powder feeder 52, most of the medicine raw materials are filled into the middle mold hole 22, a small part of the medicine raw materials fall onto the rotary table 2, because the rotary table 2 rotates continuously, when the rotary table 2 passes through the scraper 8, the residual medicine powder and tablets on the rotary table 2 fall into the medicine collecting basket 7 along the scraper 8 under the action of the separation and centrifugal force of the scraper 8, the part of the powder and tablets impact on the inner wall of the medicine collecting basket 7 and fall under the action of gravity, and fall into the tablet outlet pipeline 9 from the tablet outlet 6 together, when passing through the tablet outlet pipeline 9, the cleaning component can treat the redundant powder on the medicine, the absorbing component 13 can absorb and store the part of the powder in the tablet outlet pipeline 9 together with the residual powder on the tablets, so that the tablet outlet pipeline 9 is kept clean, when different types of medicine raw materials needing to be pressed are replaced, powder of other medicine raw materials cannot be left in the tablet outlet pipeline, and the quality of tablets is improved.

Referring to fig. 4, the inner wall of the medicine receiving basket 7 is provided with a limiting groove 72, one end of the scraping plate 8 close to the medicine receiving basket 7 is provided with a limiting projection 81, and the scraping plate 8 is embedded into the limiting groove 72 through the limiting projection 81 and is clamped and fixed with the medicine basket. In this application embodiment, spacing lug 81 is T type lug, and the joint cooperation can be with scraper blade 8 joint in receiving medicine basket 7 between spacing recess 72 and the spacing lug 81, and scraper blade 8 can take out from receiving medicine basket 7, is convenient for change scraper blade 8.

Referring to fig. 5, the cleaning assembly includes a screen 10 and a cleaning brush 91, the screen 10 is fixedly installed on the inner wall of the tablet outlet pipe 9, the screen 10 divides the tablet outlet pipe 9 into a cleaning layer 11 and an absorption layer 12, and the cleaning brush 91 is rotatably installed on the side wall of the cleaning layer 11. In this application embodiment, cleaning brush 91 is provided with a plurality of at equal intervals, and cleaning brush 91 can clean off unnecessary powder on the tablet, and the powder falls into absorbed layer 12 through screen cloth 10, and the tablet can't pass through absorbed layer 12 and consequently continues the landing from clearance layer 11 to realize tablet and powder separation.

Specifically, referring to fig. 1 and 6, the absorption unit 13 includes an absorption tube 131, an absorption box 132, and a negative pressure fan 133, the absorption box 132 is disposed at one side of the cabinet 1, the absorption box 132 is communicated with the absorption layer 12 through the absorption tube 131, and the negative pressure fan 133 is fixedly mounted on one outer side wall of the absorption box 132 and is communicated with the inside of the absorption box 132. When the negative pressure fan 133 is started, negative pressure is formed inside the absorption box 132, when powder passes through the absorption tube 131 in the tablet outlet pipeline 9, the absorption tube 131 is communicated with the absorption box 132, the pressure in the absorption tube 131 is small, and the powder enters the absorption box 132 under the action of pressure, so that the tablet outlet pipeline 9 is cleaned, and meanwhile, the powder is recovered.

Fixing grooves 1321 are formed in two opposite side walls in the absorption box 132, a powder collecting piece 14 is arranged between the two fixing grooves 1321, in the embodiment of the application, the powder collecting piece 14 is a drawer formed by wood boards, inserting rods 141 are arranged on two sides of the powder collecting piece 14, and the powder collecting piece 14 is inserted into the corresponding fixing grooves 1321 through the inserting rods 141. Powder collection piece 14 bottom is the filter screen (not shown in the figure), and the air current can pass through in the filter screen, and the powder can be collected in the filter screen, after the powder is collected, and the staff only need take out powder collection piece 14 and pour the powder into loading hopper 5, can realize the reuse of powder. Furthermore, a lifting handle 142 is fixedly arranged on the powder collecting piece 14, the lifting handle 142 is arranged in the middle of the wood plate of the powder collecting piece 14 on the surface of the absorption box 132, and the lifting handle 142 is convenient for taking out the powder collecting piece 14 from the absorption box 132.

Referring to fig. 7, the tablet collecting box 15 has still been placed to the below of going out piece pipeline 9, collects box 15 liam at the tablet and is equipped with shock pad 151, and in the actual production process, the tablet collects box 15 from going out piece pipeline 9 landing to tablet, and shock pad 151 can alleviate the impact force that the tablet produced when dropping, plays the guard action to the tablet, prevents that the tablet from smashing because of the eminence landing for the device yield is higher.

Further, referring to fig. 8, fixed mounting has translucent cover 16 on the quick-witted case 1, and the one end that quick-witted case 1 was kept away from to translucent cover 16 is equipped with top cap 17, and loading hopper 5 runs through top cap 17 and fixes on top cap 17, and the staff can easily inside clearance and maintenance through the operating condition when 16 real-time observation rotary tablet press preforming of translucent cover.

The implementation principle of the rotary tablet press for preparing the finished tablet is as follows: the residual powder on the rotary table 2 and the tablets are cleaned into the medicine collecting basket 7 through the scraper 8, the redundant powder on the tablets is treated through the cleaning brush 91, the tablets are separated from the powder through the screen 10, and then negative pressure is generated in the absorption box 132 through the negative pressure fan 133 to absorb and store the powder, so that the tablet outlet pipeline 9 is kept clean, and the quality of the tablets is improved; through the arrangement of the powder collecting piece 14 and the lifting handle 142, the powder can be conveniently taken out of the absorption box 132 by workers and added into the hopper 5 again for recycling; at the tablet outlet, the tablet is also protected by a shock pad 151.

The above is a preferred embodiment of the present application, and the scope of protection of the present application is not limited by the above, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a rotary tablet press for tablet finished product preparation, includes quick-witted case (1), the middle part of quick-witted case (1) upper surface is provided with revolving stage (2), revolving stage (2) inside is provided with down punch (21), well nib (22) have been seted up on revolving stage (2), revolving stage (2) upper portion is provided with revolving chamber (3), be provided with punch die (31) on revolving chamber (3), be provided with loading hopper (5) on quick-witted case (1), its characterized in that: one side of the upper surface of the case (1) is provided with a tablet outlet (6) and a medicine collecting basket (7), a containing cavity (71) is formed in the middle of the medicine collecting basket (7), the containing cavity (71) is communicated with the tablet outlet (6), a scraper (8) is arranged on the inner wall of the medicine collecting basket (7), the bottom surface of the scraper (8) is attached to the upper surface of the rotary table (2), a tablet outlet pipeline (9) is arranged on the outer surface of one side of the case (1), and a cleaning assembly and an absorption assembly (13) are arranged in the tablet outlet pipeline (9).

2. A rotary tablet press according to claim 1, wherein: clean subassembly including set up in go out screen cloth (10) on piece pipeline (9) and rotate and connect in clean brush (91) of going out piece pipeline (9) inner wall, screen cloth (10) will go out piece pipeline (9) and divide into cleaning layer (11) and absorbed layer (12), clean brush (91) set up in cleaning layer (11).

3. A rotary tablet press according to claim 2, wherein: the absorption assembly (13) comprises an absorption box (132) arranged on one side of the case (1), an absorption pipe (131) used for communicating the absorption box (132) with the absorption layer (12) and a negative pressure fan (133) arranged on the outer side wall of the absorption box (132) and communicated with the inside of the absorption box (132).

4. A rotary tablet press according to claim 3, wherein: fixing grooves (1321) are formed in two opposite side walls in the absorption box (132), a powder collecting piece (14) is arranged between the fixing grooves (1321), inserting rods (141) are arranged on two sides of the powder collecting piece (14), and the powder collecting piece (14) is fixed in the fixing grooves (1321) through the inserting rods (141).

5. A rotary tablet press according to claim 4, wherein: the powder collecting piece (14) is provided with a lifting handle (142).

6. A rotary tablet press according to claim 1, wherein: spacing recess (72) have been seted up to the inner wall of receipts medicine basket (7), scraper blade (8) are close to the one end of receiving medicine basket (7) is provided with spacing lug (81), scraper blade (8) are in through spacing lug (81) joint receive on the medicine basket (7).

7. A rotary tablet press according to claim 1, wherein: a tablet collecting box (15) is arranged below the tablet outlet pipeline (9), and a damping pad (151) is arranged on the tablet collecting box.

8. A rotary tablet press according to claim 1, wherein: the improved multifunctional cabinet is characterized in that a transparent cover (16) is arranged on the upper surface of the cabinet (1), a top cover (17) is arranged at one end of the cabinet (1) and far away from the transparent cover (16), and the loading hopper (5) is arranged on the top cover (17).

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