CN110696424A - Tabletting mechanism and tablet machine thereof - Google Patents
Tabletting mechanism and tablet machine thereof Download PDFInfo
- Publication number
- CN110696424A CN110696424A CN201911047419.1A CN201911047419A CN110696424A CN 110696424 A CN110696424 A CN 110696424A CN 201911047419 A CN201911047419 A CN 201911047419A CN 110696424 A CN110696424 A CN 110696424A
- Authority
- CN
- China
- Prior art keywords
- die
- supporting part
- deep bead
- upper punch
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 42
- 238000004080 punching Methods 0.000 claims abstract description 22
- 239000011324 bead Substances 0.000 claims abstract description 15
- 238000009475 tablet pressing Methods 0.000 claims description 8
- 239000003814 drug Substances 0.000 abstract description 16
- 239000000463 material Substances 0.000 abstract description 9
- 239000000428 dust Substances 0.000 abstract description 6
- 239000002360 explosive Substances 0.000 description 4
- 238000003825 pressing Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000000748 compression moulding Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000009420 retrofitting Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/0082—Dust eliminating means; Mould or press ram cleaning means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
- B30B11/02—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a ram exerting pressure on the material in a moulding space
- B30B11/04—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a ram exerting pressure on the material in a moulding space co-operating with a fixed mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/02—Dies; Inserts therefor; Mounting thereof; Moulds
- B30B15/022—Moulds for compacting material in powder, granular of pasta form
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
Abstract
The invention creatively discloses a tabletting mechanism, which comprises a lower punching die, a middle die and an upper punching die capable of moving up and down, wherein the middle die is provided with a die hole; the upper punching die comprises an upper punching head and a supporting part, the diameter of the upper punching head is larger than that of the supporting part, and an air outlet gap is formed between the die hole and the upper punching head; preforming mechanism still includes the deep bead, the size of the plate of deep bead is greater than the diameter of nib, be equipped with on the deep bead with supporting part assorted mounting hole, the supporting part passes the mounting hole, a plurality of air outlets have been laid to the annular on the deep bead, all air outlets all with air-out clearance intercommunication, every all be equipped with the filter screen in the air outlet. When the upper punching die punches downwards, air in the die hole sequentially passes through the air outlet gap, the air outlet and the filter screen, and a small amount of medicine materials mixed in the air can be filtered by the filter screen, so that the dust can be reduced by the tabletting mechanism, and the utilization rate of the medicine materials is improved.
Description
Technical Field
The invention relates to the field of medicine production equipment, in particular to a tabletting mechanism and a tabletting machine thereof.
Background
The tablet press is equipment for pressing granular or powdery materials into tablets through a die, is mainly applied to the pharmaceutical industry and is used for pressing various Chinese and western medicine tablets.
The tabletting mechanism of the existing tablet press generally comprises an upper punch die, a middle die and a lower punch die, wherein the middle die is provided with a die hole, the lower punch die extends into the die hole, granular or powdery medicine is buried in the die hole, and the upper punch die moves up and down at the die hole; the granular or powdered drug is compressed into tablets by the interaction of the upper and lower dies.
Because there is the clearance between nib and the last mould, when last die punching press down, the air in the nib just escapes from the clearance, is mingled with a small amount of explosive material in the air current, consequently current sheeting mechanism takes place the raise dust easily in the work, still harms operator's health when extravagant explosive material.
Disclosure of Invention
The invention aims to solve the technical problems that: a sheeting mechanism capable of reducing dust is provided.
The invention also provides a tablet press comprising the tablet pressing mechanism.
The invention creates the solution for solving the technical problem that:
the tablet pressing mechanism comprises a lower punching die, a middle die and an upper punching die capable of moving up and down, wherein the middle die is positioned between the lower punching die and the upper punching die, a die hole is formed in the middle die, the lower punching die extends into the die hole, and the upper punching die is positioned right above the lower punching die; the upper die comprises an upper punch and a supporting part, the upper punch is fixedly connected below the supporting part, the diameter of the upper punch is larger than that of the supporting part, the diameter of the die hole is larger than that of the upper punch, and an air outlet gap is formed between the die hole and the upper punch; preforming mechanism still includes the deep bead, the size of the deep bead is greater than the diameter of nib, be equipped with on the deep bead with supporting part assorted mounting hole, the supporting part passes the mounting hole makes the deep bead is spacing the top of last drift, a plurality of air outlets have been laid to the ring shape on the deep bead, all air outlets all with air-out clearance intercommunication, every all be equipped with the filter screen in the air outlet.
Furthermore, the tabletting mechanism also comprises a stamping device for driving the upper die, and the action end of the stamping device is fixedly connected with the supporting part.
Further, the tabletting mechanism further comprises an up-down lifting mechanism, and the up-down lifting mechanism drives the lower punching die to do lifting motion.
Further, the wind shielding plate has magnetism.
In addition, well mould includes magnetic sheet and template, magnetic sheet fixed connection in the top of template.
Further, the wind deflector is in the shape of a circular ring.
Finally, the invention also provides a tablet press, which comprises the tablet pressing mechanism.
The beneficial effects of the invention are as follows: when going up the die when punching press downwards, this moment the deep bead with the upper surface butt of well mould, the air in the die orifice passes through in proper order air-out clearance, air outlet, filter screen, because the filter screen can filter a small amount of explosive material that mix with in the air, consequently preforming mechanism can reduce the raise dust, improves the utilization ratio of explosive material.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is obvious that the described drawings are only a part of the embodiments of the invention, not all embodiments, and that a person skilled in the art will be able to derive other designs and drawings from these drawings without the exercise of inventive effort.
Fig. 1 is a schematic perspective view of an embodiment of a tablet pressing mechanism provided in the invention;
fig. 2 is another perspective view of an embodiment of a tablet pressing mechanism provided in the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 4 is a cross-sectional view taken along line B-B of fig. 2.
In the drawings: 100-lower punch die, 200-middle die, 300-upper punch die, 210-die hole, 310-upper punch, 320-supporting part, 211-air outlet gap, 110-base, 120-lower punch, 400-air baffle, 410-air outlet, 411-filter screen, 220-magnetic plate and 230-template.
Detailed Description
The conception, the specific structure and the technical effects of the present invention will be described clearly and completely with reference to the accompanying drawings and the embodiments, so that the objects, the features and the effects of the present invention can be fully understood. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention. In addition, all the connection relations mentioned herein do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection accessories according to the specific implementation situation. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other. Finally, it should be noted that the terms "center, upper, lower, left, right, vertical, horizontal, inner, outer" and the like are used herein to indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only used for convenience of describing and simplifying the present invention, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms first, second and third as used herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Fig. 1 to 4 show an embodiment of a tablet press mechanism including a lower die 100, a middle die 200, an upper die 300, and a press device (not shown) for driving the upper die 300 to move up and down, the press device including a flywheel and a crank link mechanism, which will not be described in detail since the press device is well known to those skilled in the art. The middle die 200 is located between the lower die 100 and the upper die 300, the middle die 200 is fixed in position, a die hole 210 is formed in the middle die 200, the lower die 100 extends into the die hole 210, and the upper die 300 is located right above the lower die 100. The upper die 300 comprises an upper punch 310 and a supporting part 320, in order to enable the invention to press tablets with different shapes, the upper punch 310 is fixedly connected below the supporting part 320, and the supporting part 320 is fixedly connected with the action end of the punching device; the diameter of the upper punch 310 is larger than that of the support part 320, the diameter of the die hole 210 is slightly larger than that of the upper punch 310, and an air outlet gap 211 is formed between the die hole 210 and the upper punch 310. Meanwhile, in order to create the present invention capable of pressing tablets of different shapes, the lower die 100 includes a base 110 and a lower punch 120, the lower punch 120 is fixedly connected to the base 110, the diameter of the lower punch 120 is identical to that of the die hole 210, and an operator can select the upper punch 310 and the lower punch 120 which are matched with each other according to the shape of the tablet. When the operator fills the die hole 210 with the medicine, the lower punch 120 serves as a medicine carrying surface, and when the upper punch 310 punches downward in the die hole 210, the medicine is gradually compressed and finally formed into a tablet.
In order to reduce the dust, the sheeting mechanism further comprises a wind deflector 400, the size of the wind deflector 400 is larger than the diameter of the die hole 210, a mounting hole matched with the supporting part 320 is formed in the wind deflector 400, the supporting part 320 penetrates through the mounting hole, and the wind deflector 400 is arranged on the supporting part 320 in a manner of moving up and down, so that the wind deflector 400 is limited above the upper punch 310; specifically, the wind deflector 400 is shaped as a circular ring. A plurality of air outlets 410 are annularly arranged on the wind shield 400, all the air outlets 410 are communicated with the air outlet gap 211, and each air outlet 410 is internally provided with a filter screen 411 capable of filtering dust.
In other embodiments, in order to facilitate demolding of the tablet after compression molding, the tablet compressing mechanism further includes an up-down lifting mechanism (not shown in the drawings), which drives the lower punch 100 to move up and down, and the up-down lifting mechanism is specifically a hydraulic cylinder. After the medicine materials are pressed and formed, the upper die 300 is reset upwards, then the upper and lower lifting mechanisms control the lower die 100 to lift upwards, so that the tablets after being pressed and formed are higher than the die holes 210, and the next step of demolding is facilitated. In addition, the up-down lifting mechanism can also control the dosage of the medicine, and before filling, if the lower punch die 100 is lifted upwards, the space in the die hole 210 is reduced, and the dosage of the medicine filled in the die hole 210 is correspondingly reduced; if the lower die 100 is lowered, the space in the die hole 210 is increased, and the amount of the medicine filled in the die hole 210 is increased accordingly.
In other embodiments, the wind deflector 400 has magnetism, the middle mold 200 includes a magnetic plate 220 and a mold plate 230, and the magnetic plate 220 is fixedly connected above the mold plate 230; the purpose of this is to: when the upper punch die 300 punches downwards, the wind deflector 400 can cling to the middle die 200; when the upper die 300 is reset upward, the wind deflector 400 can be closely attached to the middle die 200 before the wind deflector 400 is not yet abutted against the upper punch 310. In addition, the purpose of this arrangement is to enable horizontal retrofitting of the sheeting mechanism.
The invention also provides a tablet press which comprises an automatic feeder and the tablet pressing mechanism, wherein the automatic feeder is in the prior art and is mainly used for filling the medicine into the die holes 210.
The working process of the tablet press is as follows:
1. the automatic feeder fills the medicine into the die hole 210;
2. the stamping device drives the upper die 300 to stamp downwards, and the wind shield 400 abuts against the upper surface of the middle die 200;
3. after the medicine materials are pressed and formed, the punching device drives the upper die 300 to reset upwards, and after the upper punch 310 abuts against the wind shield 400, the wind shield 400 is driven by the upper punch 310 and resets upwards together;
4. the upper and lower lifting mechanisms drive the lower punch die 100 to lift upwards, so that the tablet after compression molding can be conveniently demoulded;
5. after the tablet is demoulded, the up-down lifting mechanism drives the lower punching die 100 to reset downwards.
While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention.
Claims (7)
1. The tablet pressing mechanism comprises a lower punch die (100), a middle punch die (200) and an upper punch die (300) capable of moving up and down, wherein the middle punch die (200) is positioned between the lower punch die (100) and the upper punch die (300), a die hole (210) is formed in the middle punch die (200), the lower punch die (100) extends into the die hole (210), the upper punch die (300) is positioned right above the lower punch die (100), and the tablet pressing mechanism is characterized in that: the upper punch die (300) comprises an upper punch (310) and a supporting part (320), the upper punch (310) is fixedly connected below the supporting part (320), the diameter of the upper punch (310) is larger than that of the supporting part (320), the diameter of the die hole (210) is larger than that of the upper punch (310), and an air outlet gap (211) is arranged between the die hole (210) and the upper punch (310); still include deep bead (400), the size of a dimension of deep bead (400) is greater than the diameter of nib (210), be equipped with on deep bead (400) with supporting part (320) assorted mounting hole, supporting part (320) pass the mounting hole makes deep bead (400) are spacing the top of last drift (310), a plurality of air outlets (410) have been laid to the annular on deep bead (400), all air outlets (410) all with air-out clearance (211) intercommunication, every all be equipped with filter screen (411) in air outlet (410).
2. A sheeting mechanism as in claim 1, wherein: the stamping device is used for driving the upper stamping die (300), and the acting end of the stamping device is fixedly connected with the supporting part (320).
3. A sheeting mechanism as in claim 1, wherein: the punching die further comprises an up-down lifting mechanism, and the up-down lifting mechanism drives the lower punching die (100) to do lifting motion.
4. A sheeting mechanism as in claim 1, wherein: the wind deflector (400) has magnetic properties.
5. A sheeting mechanism as in claim 4, wherein: the middle mold (200) comprises a magnetic plate (220) and a mold plate (230), wherein the magnetic plate (220) is fixedly connected above the mold plate (230).
6. A sheeting mechanism as in claim 1, wherein: the wind deflector (400) is shaped as a circular ring.
7. A tablet press comprising a tablet press mechanism according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911047419.1A CN110696424A (en) | 2019-10-30 | 2019-10-30 | Tabletting mechanism and tablet machine thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911047419.1A CN110696424A (en) | 2019-10-30 | 2019-10-30 | Tabletting mechanism and tablet machine thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110696424A true CN110696424A (en) | 2020-01-17 |
Family
ID=69202923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911047419.1A Pending CN110696424A (en) | 2019-10-30 | 2019-10-30 | Tabletting mechanism and tablet machine thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110696424A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5700492A (en) * | 1993-11-01 | 1997-12-23 | Kyowa Hakko Kogyo Co., Ltd. | Rotary-type tabletting machine with lubricant spraying means |
| CN201002346Y (en) * | 2006-04-03 | 2008-01-09 | 北京国药龙立科技有限公司 | High-speed rotary tablet press and punch die thereof used for pressing ring-shape tablet |
| CN203093071U (en) * | 2013-02-25 | 2013-07-31 | 中亨新型材料科技有限公司 | Pressing machine used for molding of powdery materials |
| CN104309152A (en) * | 2014-08-29 | 2015-01-28 | 四川制药制剂有限公司 | Tabletting machine capable of reducing preparation cost of tablets |
| CN105234128A (en) * | 2015-10-30 | 2016-01-13 | 北京新龙立科技有限公司 | Dust removing device and tabletting system |
| CN205736119U (en) * | 2016-05-11 | 2016-11-30 | 江西桔王药业有限公司 | A kind of tablet machine of band dust arrester |
| CN206383542U (en) * | 2016-12-31 | 2017-08-08 | 大连日川精密模具部品有限公司 | A kind of exhaust structure of nuclear fuel processing mold |
| CN207120501U (en) * | 2017-08-30 | 2018-03-20 | 山东博奥克生物科技有限公司 | Collagen tablet tablet press machine |
| CN109664544A (en) * | 2018-11-15 | 2019-04-23 | 北京科技大学 | A kind of automatic pressure setting of powder material |
| CN211105844U (en) * | 2019-10-30 | 2020-07-28 | 佛山市第一人民医院（中山大学附属佛山医院） | Tabletting mechanism and tablet machine thereof |
-
2019
- 2019-10-30 CN CN201911047419.1A patent/CN110696424A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5700492A (en) * | 1993-11-01 | 1997-12-23 | Kyowa Hakko Kogyo Co., Ltd. | Rotary-type tabletting machine with lubricant spraying means |
| CN201002346Y (en) * | 2006-04-03 | 2008-01-09 | 北京国药龙立科技有限公司 | High-speed rotary tablet press and punch die thereof used for pressing ring-shape tablet |
| CN203093071U (en) * | 2013-02-25 | 2013-07-31 | 中亨新型材料科技有限公司 | Pressing machine used for molding of powdery materials |
| CN104309152A (en) * | 2014-08-29 | 2015-01-28 | 四川制药制剂有限公司 | Tabletting machine capable of reducing preparation cost of tablets |
| CN105234128A (en) * | 2015-10-30 | 2016-01-13 | 北京新龙立科技有限公司 | Dust removing device and tabletting system |
| CN205736119U (en) * | 2016-05-11 | 2016-11-30 | 江西桔王药业有限公司 | A kind of tablet machine of band dust arrester |
| CN206383542U (en) * | 2016-12-31 | 2017-08-08 | 大连日川精密模具部品有限公司 | A kind of exhaust structure of nuclear fuel processing mold |
| CN207120501U (en) * | 2017-08-30 | 2018-03-20 | 山东博奥克生物科技有限公司 | Collagen tablet tablet press machine |
| CN109664544A (en) * | 2018-11-15 | 2019-04-23 | 北京科技大学 | A kind of automatic pressure setting of powder material |
| CN211105844U (en) * | 2019-10-30 | 2020-07-28 | 佛山市第一人民医院（中山大学附属佛山医院） | Tabletting mechanism and tablet machine thereof |
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