CN111716804A - Rotary table device of rotary tablet press - Google Patents
Rotary table device of rotary tablet press Download PDFInfo
- Publication number
- CN111716804A CN111716804A CN202010419873.1A CN202010419873A CN111716804A CN 111716804 A CN111716804 A CN 111716804A CN 202010419873 A CN202010419873 A CN 202010419873A CN 111716804 A CN111716804 A CN 111716804A
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- China
- Prior art keywords
- die
- tablet press
- workbench
- rod
- rotary tablet
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- 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
- B30B11/08—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 moulds carried by a turntable
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- 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
- B30B15/026—Mounting of dies, platens or press rams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/32—Discharging presses
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
Abstract
The specification discloses a rotary table device of a rotary tablet press, which comprises a workbench, a rotary table assembly and a die assembly, wherein the rotary table assembly comprises a rotary shaft and a driving motor, one end of the rotary shaft is in transmission connection with an output shaft end of the driving motor, the rotary shaft is rotatably installed at a central position in the workbench, the die assembly comprises an upper die and a lower die, an annular equidistant array at the bottom of the upper die is provided with a press rod, an annular equidistant array at the upper surface of the lower die is provided with a push rod, the central lines of the press rod and the push rod are arranged in a collinear manner, a through hole is formed in the lower die and is positioned between the push rods, a filler support is fixedly installed on the upper surface of the workbench and is positioned between the upper die and the lower die, punched holes are arranged in the filler support in an annular equidistant manner, the punched holes and the press rod are in clearance fit, the central lines of the punched holes and the, simple structure provides great mould change space.
Description
Technical Field
The invention relates to the technical field of rotary tablet presses, in particular to a rotary table device of a rotary tablet press.
Background
The tablet press is mainly used for tablet process research in the pharmaceutical industry. The tablet machine presses the granular material into round, special-shaped and flaky material with characters, symbols and figures with the diameter not more than 13 mm. Some pharmacy preforming machines appear deckle edge and dust and should be supporting sieve mascerating machine and remove dust simultaneously, must satisfy GMP standard. Solid powder is usually pressed into tablets by a tablet press in the industries of medicine, chemical industry, food and the like in China for sale. Among tablet presses, there are some that perform a tablet operation by rotation of a rotary table, and such a tablet press is generally called a rotary tablet press.
The existing rotary tablet press is a machine which makes a plurality of pairs of punching dies uniformly distributed on a rotary table do circular lifting motion according to a certain track and presses granular materials into tablets by a pressing wheel. The high-speed rotary tablet press is called as a high-speed rotary tablet press, the linear speed of the punch rod rotating along with the rotary table is more than or equal to 60m/min, the high-speed rotary tablet press is provided with a forced feeding mechanism, the machine has the functions of automatically adjusting pressure, controlling tablet weight, removing waste tablets, printing data, displaying fault shutdown and the like, and the quality problems of unfilled corners, cracked tablets and the like can be automatically identified and removed except for controlling the tablet weight difference within a certain range. The existing tablet press is complex in structure and large in number of dies, and when the stamping dies are replaced, manual operation wastes time and labor due to more dies, a non-professional maintenance master can damage other parts of the tablet press due to unskilled operation, and maintenance cost is increased.
Therefore, the rotary table device of the rotary tablet press is provided, the rotary table device is arranged to be a detachable rotary table, so that a mold can be replaced conveniently, damage to other parts of the tablet press due to the fact that operators do not clinker is avoided, labor is saved, and maintenance cost is reduced.
Description of the invention
An object of this description is to provide a revolving stage device of rotary tablet press, set up to dismantlement formula revolving stage, be convenient for with changing the mould, avoid bringing the damage to other parts of tablet press because of operating personnel not grog, save the manual work, reduce cost of maintenance to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above purpose, the present specification provides the following technical solutions:
a rotary table device of a rotary tablet press comprises a workbench, a rotary table assembly and a die assembly, wherein the rotary table assembly comprises a rotary shaft and a driving motor, one end of the rotary shaft is in transmission connection with an output shaft end of the driving motor, and the rotary shaft is rotatably arranged in the middle of the workbench;
the die assembly comprises an upper die and a lower die, wherein the bottom of the upper die is provided with a pressure rod in an annular equidistant array, the upper surface of the lower die is provided with an ejector rod in an annular equidistant array, the central lines of the pressure rod and the ejector rod are arranged in a collinear manner, and a through hole is formed in the lower die between the ejector rods;
a filler support is fixedly arranged on the upper surface of the workbench and between the upper die and the lower die, punched holes are arranged in the filler support at equal intervals in a ring shape, the punched holes are in clearance fit with the pressure lever, the center line of the punched holes and the center line of the punched holes are arranged in a collinear manner, the outer diameter of the ejector rod is 1-2 mm larger than the inner diameter of the punched holes, and the lower die is fixedly connected to the top end of the rotating shaft at the middle position;
supporting legs are fixedly arranged at four corners of the upper surface of the workbench, two groups of cylinders are fixedly arranged at the top ends of the four groups of supporting legs, and output shafts of the cylinders are fixedly arranged at the top of the upper die;
the supporting leg comprises a hollow tube and a supporting rod, the supporting rod is slidably mounted in the hollow tube, a groove is formed in one side of the supporting rod, and a positioning rod is connected to one side of the top end of the hollow tube in a threaded mode;
the workstation upper surface position placed in the middle is provided with collects the frame, collect the frame and include left frame and right frame, left side frame and right frame pass through flange fixed connection.
Preferably, the rotating shaft is rotatably installed in the workbench through a bearing with a seat, and one end of the rotating shaft penetrates through the workbench and extends to the lower part of the workbench.
Preferably, a first belt wheel is fixedly installed at one end, located at the bottom of the workbench, of the rotating shaft, a second belt wheel is fixedly installed at an output shaft end of the driving motor, and the first belt wheel is in transmission connection with the second belt wheel.
Preferably, the upper surface of the upper die is fixedly provided with a joint, and the joint is in threaded connection with the output shaft end of the cylinder.
Preferably, spring plungers are symmetrically screwed at two sides of one end of the supporting rod, positioning holes are symmetrically formed in two sides of the hollow tube, and the spring plungers are matched with the positioning holes for use.
Preferably, the top ends of the four groups of support rods are fixedly provided with support plates, the air cylinders are fixedly arranged on the upper surfaces of the support plates, and the output shaft ends of the air cylinders penetrate through the support plates and extend to the lower portions of the support plates.
Preferably, a threaded hole is formed in the hollow pipe at the penetrating position of the positioning rod, and a hand wheel is fixedly mounted at one end of the positioning rod.
Preferably, a discharge port with a valve is fixedly arranged on one side of the bottom of the right frame.
Preferably, buffering components are symmetrically arranged between the upper die and the packing support and comprise springs and guide rods, the guide rods are slidably mounted in the packing support and penetrate through the springs, and the springs are fixedly connected between the upper die and the packing support.
Compared with the prior art, the beneficial effects of the description are that:
1. the forming device comprises a set of rotary table assembly, an upper die and a lower die, a set of filler support is fixedly installed between the upper die and the lower die, a pressing rod penetrates through a punching hole to be pressed with an ejector rod for tabletting, a motor drives a rotating shaft to rotate, so that the ejector rod is driven to generate displacement, and after the punching hole is staggered, a formed tabletting falls off, so that the structure is simple;
2. set up the landing leg between last mould and bed die, utilize the sliding connection relation of bracing piece and hollow tube, be convenient for open the interval of last mould and bed die fast, be convenient for the change of mould.
Drawings
Fig. 1 is a schematic front view of a turret device of a rotary tablet press according to the present invention;
fig. 2 is a schematic bottom view of an upper die of a turret device of a rotary tablet press according to the present disclosure;
fig. 3 is a schematic top view of a lower mold of a turret device of a rotary tablet press according to the present disclosure;
fig. 4 is an enlarged partial cross-sectional view of a die assembly of a turret device of a rotary tablet press according to the present disclosure;
fig. 5 is an enlarged schematic view of portion a of fig. 1 illustrating a turret structure of a rotary tablet press;
fig. 6 is a schematic top view of a collecting frame of a turret device of a rotary tablet press according to the present invention.
In the figure: 1. a work table; 2. a turntable assembly; 201. a rotating shaft; 202. a drive motor; 203. a first pulley; 204. a second pulley; 3. a mold assembly; 301. an upper die; 302. a lower die; 303. a pressure lever; 304. a top rod; 305. a through hole; 306. a joint; 4. a filler support; 401. punching; 5. a support leg; 501. a hollow tube; 502. a support bar; 503. a groove; 504. positioning a rod; 505. a spring plunger; 506. positioning holes; 507. a hand wheel; 6. a collection frame; 601. a left frame; 602. a right frame; 603. a flange; 604. a discharge outlet; 7. a cylinder; 8. a support plate; 9. a buffer assembly; 901. a spring; 902. a guide rod.
Detailed Description
The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present description.
In the description of the present invention, it is to be understood that the terms indicating an orientation or positional relationship are based on the orientation or positional relationship shown in the drawings only for the convenience of describing the present invention and simplifying the description, and 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.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art from the specification.
Referring to fig. 1-6, the present disclosure provides a solution: the utility model provides a rotary tablet press's revolving stage device, comprises a workbench 1, revolving stage subassembly 2 and mould subassembly 3, revolving stage subassembly 2 includes pivot 201 and driving motor 202, the output shaft end transmission of pivot 201 one end and driving motor 202 is connected, pivot 201 rotates and installs the position placed in the middle in workstation 1, pivot 201 rotates through the tape seat bearing and installs in workstation 1, and pivot 201 one end runs through in workstation 1 and extends to workstation 1 below, pivot 201 is located 1 bottom one end fixed mounting of workstation has first band pulley 203, the output shaft end fixed mounting of driving motor 202 has second band pulley 204, first band pulley 203 and second band pulley 204 transmission are connected.
The die assembly 3 comprises an upper die 301 and a lower die 302, a pressing rod 303 is arranged at the bottom of the upper die 301 in an annular equidistant array mode, ejector rods 304 are arranged on the upper surface of the lower die 302 in an annular equidistant array mode, center lines of the pressing rod 303 and the ejector rods 304 are arranged in a collinear mode, through holes 305 are formed in the lower die 302 and located between the ejector rods 304, a connector 306 is fixedly installed on the upper surface of the upper die 301, and the connector 306 is in threaded connection with an output shaft end of the air cylinder 7.
The upper surface of the workbench 1 and positioned between the upper die 301 and the lower die 302 are fixedly provided with a packing support 4, the packing support 4 is internally provided with punched holes 401 at equal intervals in a ring shape, the punched holes 401 are in clearance fit with the pressure lever 303, the center lines of the punched holes 401 and the center line of the punched holes 401 are arranged in a collinear way, the outer diameter of the ejector rod 304 is 1mm-2mm larger than the inner diameter of the punched holes 401, and the central position of the lower die 302 is fixedly connected to the top end of the rotating shaft 201.
All fixed mounting in workstation 1 upper surface four corners has landing leg 5, 5 top fixed mounting of four groups of landing legs have two sets of cylinders 7, output shaft fixed mounting of cylinder 7 is in last mould 301 top, landing leg 5 includes hollow tube 501 and bracing piece 502, bracing piece 502 slidable mounting is in hollow tube 501, recess 503 has been seted up to bracing piece 502 one side, hollow tube 501 top one side threaded connection has locating lever 504, bracing piece 502 one end bilateral symmetry spiro union has spring plunger 505, hollow tube 501 bilateral symmetry has seted up locating hole 506, spring plunger 505 and locating hole 506 cooperate the use, it runs through the position and has seted up the screw hole to lie in locating lever 504 in hollow tube 501, locating lever 504 one end fixed mounting has hand wheel 507, four groups of bracing piece 502 top fixed mounting have backup pad 8, cylinder 7 fixed mounting is in backup pad 8's upper surface, cylinder 7's output shaft.
The middle position of the upper surface of the workbench 1 is provided with a collecting frame 6, the collecting frame 6 comprises a left frame 601 and a right frame 602, the left frame 601 and the right frame 602 are fixedly connected through a flange 603, and one side of the bottom of the right frame 602 is fixedly provided with a discharge port 604 with a valve.
The working principle is as follows: the device is characterized in that a set of rotary table assembly 2, an upper die 301 and a lower die 302 are arranged, a set of filler support 4 is fixedly installed between the upper die 301 and the lower die 302, when the device is used, an air cylinder 7 is started to drive a pressure rod 303 to penetrate through a punched hole 401 and then to be pressed with an ejector rod 304 for tabletting forming, then a driving motor 202 is started to drive a rotating shaft 201 to rotate, so that the ejector rod 304 is driven to generate displacement, after the punched hole 401 is staggered, a formed tablet falls into a collecting frame 6, and the structure is simple;
set up landing leg 5 between last mould 301 and bed die 302, utilize bracing piece 502 and hollow tube 501's sliding connection relation, be convenient for pull open the interval of last mould 301 and bed die 302 fast, the change of the mould of being convenient for provides great mould and changes the space, avoids not professional maintenance master probably to bring the damage to other parts of tablet press because of the operation is unskilled to reduce cost of maintenance.
Although the embodiments of the present description have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations may be made in these embodiments without departing from the principles and spirit of the description, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A rotary table device of a rotary tablet press, comprising a worktable (1), a rotary table assembly (2) and a die assembly (3), characterized in that: the turntable assembly (2) comprises a rotating shaft (201) and a driving motor (202), one end of the rotating shaft (201) is in transmission connection with the output shaft end of the driving motor (202), and the rotating shaft (201) is rotatably arranged in the center of the workbench (1);
the die assembly (3) comprises an upper die (301) and a lower die (302), wherein the bottom of the upper die (301) is provided with press rods (303) in an annular equidistant array, the upper surface of the lower die (302) is provided with ejector rods (304) in an annular equidistant array, the center lines of the press rods (303) and the ejector rods (304) are arranged in a collinear manner, and through holes (305) are formed in the lower die (302) between the ejector rods (304);
the upper surface of the workbench (1) is fixedly provided with a filler support (4) between an upper die (301) and a lower die (302), punched holes (401) are annularly and equidistantly arranged in the filler support (4), the punched holes (401) are in clearance fit with a pressure rod (303), the center line of the punched holes (401) and the center line of the punched holes (401) are arranged in a collinear manner, the outer diameter of a push rod (304) is 1-2 mm larger than the inner diameter of the punched holes (401), and the middle position of the lower die (302) is fixedly connected to the top end of a rotating shaft (201);
four corners of the upper surface of the workbench (1) are fixedly provided with supporting legs (5), the top ends of the four groups of supporting legs (5) are fixedly provided with two groups of cylinders (7), and output shaft ends of the cylinders (7) are fixedly arranged at the top of the upper die (301);
the supporting leg (5) comprises a hollow tube (501) and a supporting rod (502), the supporting rod (502) is slidably mounted in the hollow tube (501), a groove (503) is formed in one side of the supporting rod (502), and a positioning rod (504) is in threaded connection with one side of the top end of the hollow tube (501);
workstation (1) upper surface position in the middle is provided with collects frame (6), collect frame (6) including left frame (601) and right frame (602), left side frame (601) and right frame (602) pass through flange (603) fixed connection.
2. A turret arrangement for a rotary tablet press according to claim 1, wherein: the rotating shaft (201) is rotatably installed in the workbench (1) through a bearing with a seat, and one end of the rotating shaft (201) penetrates through the workbench (1) and extends to the lower part of the workbench (1).
3. A turret arrangement for a rotary tablet press according to claim 1, wherein: the rotating shaft (201) is located at one end of the bottom of the workbench (1), a first belt wheel (203) is fixedly installed at one end of the bottom of the workbench (1), a second belt wheel (204) is fixedly installed at an output shaft end of the driving motor (202), and the first belt wheel (203) is in transmission connection with the second belt wheel (204).
4. A turret arrangement for a rotary tablet press according to claim 1, wherein: the upper surface of the upper die (301) is fixedly provided with a joint (306), and the joint (306) is in threaded connection with the output shaft end of the cylinder (7).
5. A turret arrangement for a rotary tablet press according to claim 1, wherein: spring plungers (505) are symmetrically screwed at two sides of one end of the supporting rod (502), positioning holes (506) are symmetrically formed in two sides of the hollow tube (501), and the spring plungers (505) are matched with the positioning holes (506) for use.
6. A turret arrangement for a rotary tablet press according to claim 1, wherein: four group bracing piece (502) top fixed mounting have backup pad (8), cylinder (7) fixed mounting is in the upper surface of backup pad (8), the output shaft end of cylinder (7) runs through in backup pad (8) and extends to backup pad (8) below.
7. A turret arrangement for a rotary tablet press according to claim 1, wherein: a threaded hole is formed in the hollow pipe (501) at the penetrating position of the positioning rod (504), and a hand wheel is fixedly mounted at one end of the positioning rod (504).
8. A turret arrangement for a rotary tablet press according to claim 1, wherein: and a discharge port (604) with a valve is fixedly arranged on one side of the bottom of the right frame (602).
9. A turret arrangement for a rotary tablet press according to claim 1, wherein: buffer assemblies (9) are symmetrically arranged between the upper die (301) and the filler support (4), each buffer assembly (9) comprises a spring (901) and a guide rod (902), each guide rod (902) is slidably mounted in the filler support (4), each guide rod (902) penetrates through the corresponding spring (901), and each spring (901) is fixedly connected between the upper die (301) and the filler support (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010419873.1A CN111716804A (en) | 2020-05-18 | 2020-05-18 | Rotary table device of rotary tablet press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010419873.1A CN111716804A (en) | 2020-05-18 | 2020-05-18 | Rotary table device of rotary tablet press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111716804A true CN111716804A (en) | 2020-09-29 |
Family
ID=72564644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010419873.1A Pending CN111716804A (en) | 2020-05-18 | 2020-05-18 | Rotary table device of rotary tablet press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111716804A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113276470A (en) * | 2021-02-26 | 2021-08-20 | 安庆回音必制药股份有限公司 | Tablet press for pharmacy |
-
2020
- 2020-05-18 CN CN202010419873.1A patent/CN111716804A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113276470A (en) * | 2021-02-26 | 2021-08-20 | 安庆回音必制药股份有限公司 | Tablet press for pharmacy |
| CN113276470B (en) * | 2021-02-26 | 2024-01-30 | 安庆回音必制药股份有限公司 | Tablet press for pharmacy |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200929 |
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| WD01 | Invention patent application deemed withdrawn after publication |