CN202448365U - Tablet press - Google Patents
Tablet press Download PDFInfo
- Publication number
- CN202448365U CN202448365U CN2011205709919U CN201120570991U CN202448365U CN 202448365 U CN202448365 U CN 202448365U CN 2011205709919 U CN2011205709919 U CN 2011205709919U CN 201120570991 U CN201120570991 U CN 201120570991U CN 202448365 U CN202448365 U CN 202448365U
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- magazine
- tablet press
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- drive mechanism
- punch
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Abstract
The utility model discloses a tablet press composed of a crate, a feed hopper, a tablet outlet groove, a middle mold, a magazine, a lower punch and an upper punch. The feed hopper is arranged on one side of the crate, the tablet outlet groove is arranged on the other side of the crate, the middle mold is fixed in the crate, the magazine can reciprocate horizontally between the middle mold and the outlet of the feed hopper, the lower punch is arranged in the middle mold and can reciprocate vertically, and the upper punch can get in and out of the middle mold and reciprocate vertically. The tablet press is characterized in that the upper punch is equipped with a power transmission mechanism which is composed of an upper punch power device, a crank, a rocker, a connecting rod and a sliding block, wherein the crank is connected with the upper punch power device, the rocker is connected with the sliding block through the connecting rod, and the sliding block is connected with the upper punch. The tablet press has the advantages that working performance and adaptability are improved; energy consumption, noise and equipment weight are reduced, the advantages of high producing efficiency and simple operation of the existing tablet press are reserved, and the structure is further simplified.
Description
Technical field
The utility model relates to stamping machine, and especially a kind of stamping machine that can be used for powder shape raw material is pressed into tablet is a tablet press machine.
Background technology
Existing single-punch tablet press great majority all are the lower-drive type single-punch tablet presses, are power source with the threephase asynchronous, use slider-crank mechanism and cam drive to carry out the transmission of power and motion.Crank spindle rotates a circle, and tablet press machine is accomplished the operation cycle of filling, compressing tablet and slice successively.Slider-crank mechanism is being controlled moving up and down of upper punch, and when compressing tablet, main pressure is provided; Cam mechanism is being controlled the motion of feed box and low punch, accomplishes the motion of feeding and slice.
Above-mentioned single-punch tablet press is a batch production equipment, and its production efficiency is low, generally at 40～100/min; Because the unidirectional pressurization of upper punch, and be easy to generate shortcomings such as sliver, noise are big during compressing tablet.There is a lot of weak points in traditional tablet press machine, mainly shows the following aspects:
1, press time weak point, the no dwell time.
2, vibration and noise are bigger, and production efficiency is low.Its transmission system need be used gear and cam mechanism, when high-speed cruising, is easy to generate vibration and noise, has limited the production efficiency of single-punch tablet press.
3, system controllability and measurability and flexible poor.Adopt the running orbit of feed box, lower plunger and the upper plunger of traditional transmission system to confirm that all the controllability of whole system and flexibility are all poor, can't realize the variation compacting.
This shows that tablet press machine of the prior art awaits further to improve.
The utility model content
The task of the utility model is to solve the technological deficiency that aforementioned tablet press machine exists in the prior art, and a kind of tablet press machine is provided.
Its technical solution is:
A kind of tablet press machine, comprise cabinet, the feed hopper of cabinet one side, the going out film trap, be fixed on middle mould in the cabinet of cabinet opposite side, can along continuous straight runs moves back and forth between the discharging opening of middle mould and feed hopper magazine, be arranged in mould and the low punch that can vertically move back and forth and can pass in and out the upper punch that mould also vertically moves back and forth; Above-mentioned upper punch disposes the upper punch power drive mechanism; The upper punch power drive mechanism comprises upper punch power set, crank, rocking bar, connecting rod and slide block; Crank is connected with the upper punch power set, and rocking bar is connected with slide block through connecting rod, and slide block is connected with upper punch.
Above-mentioned upper punch power drive mechanism also comprises upper elbow lever and lower elbow lever, and the upper end of upper elbow lever is hinged on the cabinet through axle, and the lower end of upper elbow lever is hinged on the rocking bar, and the upper end of lower elbow lever is hinged on the rocking bar, and the lower end of lower elbow lever and rod hinge connection are together.
The contour approximation triangle of above-mentioned rocking bar, crank, upper elbow lever and lower elbow lever are hinged on a drift angle place respectively.
Above-mentioned upper punch power set are AC servo motor; AC servo motor is through band and synchronous pulley connect transmission main shaft synchronously; Transmission main shaft is provided with first travelling gear; The crank axle of above-mentioned crank is provided with second travelling gear, first travelling gear and the engagement of second travelling gear, and form train of reduction gears.
Above-mentioned low punch disposes the low punch power drive mechanism; The low punch power drive mechanism comprises the liftout cylinder, and the liftout cylinder arranges that vertically it is positioned at the below of low punch; The cylinder body of liftout cylinder is fixedly connected on the inner bottom part of cabinet, and the piston rod of liftout cylinder is connected with low punch.
Above-mentioned magazine disposes the magazine power drive mechanism; The magazine power drive mechanism comprises pushing expects cylinder, pushes material cylinder horizontal arrangement, and it is positioned at the outside of magazine; The cylinder body that pushes the material cylinder is fixedly connected on the bracing frame in the cabinet, and the piston rod that pushes the material cylinder is connected with the outer box wall of magazine.
Above-mentioned tablet press machine also comprises the PLC controller, and the PLC controller connects the magnetic valve on servomotor, the liftout cylinder connecting line and pushes the magnetic valve on the material cylinder connecting line.
The utlity model has following useful technique effect:
1, takes AC servo motor, cylinder etc. as power set, be aided with the PLC controller again, make tablet press machine have the characteristics of intellectuality, flexibility; The service behaviour and the labor aptitude of tablet press machine have been improved greatly; Reduced energy consumption, reduced noise and alleviated weight of equipment, it not only can keep high, the simple to operate advantage of present tablet press machine production efficiency; And further simplified the structure of tablet press machine; Overcome the major defect of existence, the slide block characteristic is variable, and position, speed, strength are controlled.
2, the utility model can directly drive crank work through the one-level gear drive, effectively reduces driving error like this, has improved the slide position precision, and rotary inertia reduce make system dynamics response faster.Simultaneously,, can reduce the speed adjustable range of motor, increase the ratio of exerting oneself through primary gear speed reducing, simple in structure, easy to maintenance.
3, the utility model also adopts pneumatics, has a series of remarkable advantages such as simple in structure, cheap, pollution-free, helps applying more widely.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is done further explanation:
Fig. 1 is the structural principle sketch map of a kind of embodiment of the utility model.
Fig. 2 is the structural principle sketch map of a kind of embodiment of upper punch power drive mechanism in the utility model.
Fig. 3 shows cuing open of Fig. 2 mode and shows structure.
The specific embodiment
In conjunction with Fig. 1, Fig. 2 and Fig. 3, a kind of tablet press machine, comprise cabinet 1, be arranged in cabinet one side feed hopper 2, be positioned at going out film trap 3, being fixed on mould 4, magazine 5, low punch 6 and the upper punch 7 of cabinet of cabinet opposite side.Above-mentioned upper punch disposes the upper punch power drive mechanism, and mould also vertically moves back and forth in this transmission mechanism ability transmission or the turnover of drive upper punch.Above-mentioned upper punch power drive mechanism comprises upper punch power set 8, crank 9, rocking bar 10, connecting rod 11 and slide block 12, and crank is connected with the upper punch power set, and rocking bar is connected with slide block through connecting rod, and slide block is connected with upper punch; The upper punch power drive mechanism also comprises upper elbow lever 13 and lower elbow lever 14, and the upper end of upper elbow lever is hinged on the cabinet through axle, and the lower end of upper elbow lever is hinged on the rocking bar, and the upper end of lower elbow lever is hinged on the rocking bar, and the lower end of lower elbow lever and rod hinge connection are together.Preferably, the contour approximation triangle of above-mentioned rocking bar, crank, upper elbow lever and lower elbow lever are hinged on a drift angle place respectively.Preferably; Above-mentioned upper punch power set are AC servo motor; AC servo motor through be with synchronously 15 and synchronous pulley 16 connect transmission main shafts 17, transmission main shaft is provided with first travelling gear 18, the crank axle of above-mentioned crank is provided with second travelling gear 19; First travelling gear and the engagement of second travelling gear, and form train of reduction gears.Above-mentioned low punch is arranged in mould, and low punch disposes the low punch power drive mechanism, and this transmission mechanism ability transmission or drive low punch vertically move back and forth.Above-mentioned low punch power drive mechanism comprises liftout cylinder 20, and the liftout cylinder arranges that vertically it is positioned at the below of low punch, and the cylinder body of liftout cylinder is fixedly connected on the inner bottom part of cabinet, and the piston rod of liftout cylinder is connected with low punch.Above-mentioned magazine disposes the magazine power drive mechanism, and this transmission mechanism ability transmission or drive magazine along continuous straight runs between the discharging opening of middle mould and feed hopper move back and forth.Above-mentioned magazine power drive mechanism comprises pushing expects cylinder 21, pushes material cylinder horizontal arrangement, and it is positioned at the outside of magazine, and the cylinder body that pushes the material cylinder is fixedly connected on the interior bracing frame of cabinet, and the piston rod that pushes the material cylinder is connected with the outer box wall of magazine.
On the basis of aforesaid way, tablet press machine also comprises the PLC controller, and the PLC controller connects the magnetic valve on servomotor, the liftout cylinder connecting line and pushes the magnetic valve on the material cylinder connecting line.
In the aforesaid way, the upper punch power drive mechanism adopts the combination of crank rocker+crank block, has given full play to the speciality of each basic system and has overcome the intrinsic limitation of each basic system; And be aided with upper and lower toggle link, and make tablet press machine have better kinetic characteristic and dynamic characteristics, that is: near the bottom dead centre of slide block, have better low-speed motion characteristic, compacted powder better; Slide block up-downgoing rate curve is asymmetric, and has certain quickreturn characteristics, can better adapt to the forming technology requirement of " fast-slow-faster ", so reduce servo-drive add (subtracting) fast requirement; Have more excellent reinforcement characteristic, can reduce the capacity and the cost of servomotor.Above-mentioned upper punch power drive mechanism utilizes the characteristic of the utmost point position of crank block and crank rocker; Near utmost point position, because the speed of driven member slide block approaches zero, so can obtain very big reinforcement effect; Be slide block when reaching bottom dead centre, can produce very big reinforcement effect.
The operation principle and the process of the utility model roughly are:
Its work flow process substantially is: feeding → return → suppress → top flat → push jack.
According to control signal, upper punch, low punch be up respectively, drop to desired location, the top of mould during magazine is advanced to, the material in the magazine fill full in the die cavity of mould, accomplish feeding.Magazine is return, and plane material on the middle mould is scraped totally, and it is motionless that low punch keeps, and drives upper punch by slide block and moves downward, and tablet is processed in the material compacting in the die cavity, accomplishes compacting.Upper punch is up then, and low punch is also up simultaneously, and is concordant with middle mould upper surface until the top edge of low punch, and the die cavity of mould was accomplished top flat during the tablet that suppresses was ejected.The top of mould pushed out the tablet that is pressed in the film trap, and carries out the feeding process of the first step during magazine was advanced to, and is reciprocal with this, produces continuously.
The relevant technologies content of not addressing in the aforesaid way is taked or is used for reference prior art and can realize.
Need to prove that those skilled in the art can also make such or such easy variation pattern under the instruction of this specification, such as equivalent way, or obvious mode of texturing.Above-mentioned variation pattern all should be within the protection domain of the utility model.
Claims (9)
1. tablet press machine, comprise cabinet, the feed hopper of cabinet one side, the going out film trap, be fixed on middle mould in the cabinet of cabinet opposite side, can along continuous straight runs moves back and forth between the discharging opening of middle mould and feed hopper magazine, be arranged in mould and the low punch that can vertically move back and forth and can pass in and out the upper punch that mould also vertically moves back and forth; It is characterized in that: said upper punch disposes the upper punch power drive mechanism; The upper punch power drive mechanism comprises upper punch power set, crank, rocking bar, connecting rod and slide block; Crank is connected with the upper punch power set, and rocking bar is connected with slide block through connecting rod, and slide block is connected with upper punch.
2. tablet press machine according to claim 1; It is characterized in that: said upper punch power drive mechanism also comprises upper elbow lever and lower elbow lever; The upper end of upper elbow lever is hinged on the cabinet through axle; The lower end of upper elbow lever is hinged on the rocking bar, and the upper end of lower elbow lever is hinged on the rocking bar, and the lower end of lower elbow lever and rod hinge connection are together.
3. tablet press machine according to claim 2 is characterized in that: the contour approximation triangle of said rocking bar, crank, upper elbow lever and lower elbow lever are hinged on a drift angle place respectively.
4. according to any described tablet press machine of claim of claim 1 to 3; It is characterized in that: said upper punch power set are AC servo motor; AC servo motor is through the transmission main shaft of band and synchronous pulley connection synchronously, and transmission main shaft is provided with first travelling gear, and the crank axle of said crank is provided with second travelling gear; First travelling gear and the engagement of second travelling gear, and form train of reduction gears.
5. tablet press machine according to claim 1; It is characterized in that: said low punch disposes the low punch power drive mechanism; The low punch power drive mechanism comprises the liftout cylinder, and the liftout cylinder arranges that vertically it is positioned at the below of low punch; The cylinder body of liftout cylinder is fixedly connected on the inner bottom part of cabinet, and the piston rod of liftout cylinder is connected with low punch.
6. tablet press machine according to claim 4; It is characterized in that: said low punch disposes the low punch power drive mechanism; The low punch power drive mechanism comprises the liftout cylinder, and the liftout cylinder arranges that vertically it is positioned at the below of low punch; The cylinder body of liftout cylinder is fixedly connected on the inner bottom part of cabinet, and the piston rod of liftout cylinder is connected with low punch.
7. tablet press machine according to claim 1; It is characterized in that: said magazine disposes the magazine power drive mechanism; The magazine power drive mechanism comprises pushing expects cylinder, pushes material cylinder horizontal arrangement, and it is positioned at the outside of magazine; The cylinder body that pushes the material cylinder is fixedly connected on the bracing frame in the cabinet, and the piston rod that pushes the material cylinder is connected with the outer box wall of magazine.
8. tablet press machine according to claim 6; It is characterized in that: said magazine disposes the magazine power drive mechanism; The magazine power drive mechanism comprises pushing expects cylinder, pushes material cylinder horizontal arrangement, and it is positioned at the outside of magazine; The cylinder body that pushes the material cylinder is fixedly connected on the bracing frame in the cabinet, and the piston rod that pushes the material cylinder is connected with the outer box wall of magazine.
9. tablet press machine according to claim 8 is characterized in that: said tablet press machine also comprises the PLC controller, and the PLC controller connects the magnetic valve on AC servo motor, the liftout cylinder connecting line and pushes the magnetic valve on the material cylinder connecting line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205709919U CN202448365U (en) | 2011-12-31 | 2011-12-31 | Tablet press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205709919U CN202448365U (en) | 2011-12-31 | 2011-12-31 | Tablet press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202448365U true CN202448365U (en) | 2012-09-26 |
Family
ID=46864257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205709919U Expired - Fee Related CN202448365U (en) | 2011-12-31 | 2011-12-31 | Tablet press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202448365U (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317748A (en) * | 2013-07-16 | 2013-09-25 | 中国农业大学 | Square bundle forming machine for biomass with variable cross sections |
| CN103921469A (en) * | 2014-04-11 | 2014-07-16 | 苏州润弘贸易有限公司 | Rotary tablet press |
| CN104816501A (en) * | 2015-05-14 | 2015-08-05 | 厦门理工学院 | Solid carbon dioxide forming machine and control method thereof |
| CN106217932A (en) * | 2016-08-30 | 2016-12-14 | 重庆市扬昇药业有限公司 | The tablet machine of pneumatic flushing unloading piece |
| CN106273627A (en) * | 2016-08-30 | 2017-01-04 | 重庆市扬昇药业有限公司 | It is easy to the pelleter of tablet taking |
| CN106346823A (en) * | 2016-08-30 | 2017-01-25 | 重庆市扬昇药业有限公司 | Tablet press |
| CN106427027A (en) * | 2016-08-30 | 2017-02-22 | 重庆市扬昇药业有限公司 | Tablet press mold |
| CN107804017A (en) * | 2017-11-29 | 2018-03-16 | 常州机电职业技术学院 | Preforming forming machine |
| CN108215295A (en) * | 2018-01-03 | 2018-06-29 | 赖桂英 | One kind is exclusively used in medical paediatrics refuse compaction equipment |
| CN112109355A (en) * | 2020-08-07 | 2020-12-22 | 航天特种材料及工艺技术研究所 | Automatic pressing equipment and method for nanofiber heat insulation material |
| CN112935165A (en) * | 2021-01-26 | 2021-06-11 | 烟台市红森林节能环保科技有限公司 | Device and method for thermally separating hot-feeding hot-charging hot-forging mechanical parts by utilizing high-temperature sensible heat of metallized pellets |
| CN114536846A (en) * | 2022-03-02 | 2022-05-27 | 西安得眠堂健康管理工作部 | Intelligent preparation method and device of compound peptide for improving sleep quality |
| CN118180311A (en) * | 2024-05-16 | 2024-06-14 | 济南新助友联机械科技有限公司 | Hot forging composite processing device and hot forging composite processing method |
-
2011
- 2011-12-31 CN CN2011205709919U patent/CN202448365U/en not_active Expired - Fee Related
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317748A (en) * | 2013-07-16 | 2013-09-25 | 中国农业大学 | Square bundle forming machine for biomass with variable cross sections |
| CN103921469A (en) * | 2014-04-11 | 2014-07-16 | 苏州润弘贸易有限公司 | Rotary tablet press |
| CN103921469B (en) * | 2014-04-11 | 2015-11-18 | 苏州润弘贸易有限公司 | Rotary tablet machine |
| CN104816501B (en) * | 2015-05-14 | 2017-01-25 | 厦门理工学院 | solid carbon dioxide forming machine and control method thereof |
| CN104816501A (en) * | 2015-05-14 | 2015-08-05 | 厦门理工学院 | Solid carbon dioxide forming machine and control method thereof |
| CN106346823A (en) * | 2016-08-30 | 2017-01-25 | 重庆市扬昇药业有限公司 | Tablet press |
| CN106427027B (en) * | 2016-08-30 | 2018-09-04 | 重庆市扬昇药业有限公司 | Mould for tabletting press |
| CN106273627A (en) * | 2016-08-30 | 2017-01-04 | 重庆市扬昇药业有限公司 | It is easy to the pelleter of tablet taking |
| CN106427027A (en) * | 2016-08-30 | 2017-02-22 | 重庆市扬昇药业有限公司 | Tablet press mold |
| CN106346823B (en) * | 2016-08-30 | 2017-11-21 | 重庆市扬昇药业有限公司 | Tablet press machine |
| CN106217932A (en) * | 2016-08-30 | 2016-12-14 | 重庆市扬昇药业有限公司 | The tablet machine of pneumatic flushing unloading piece |
| CN106217932B (en) * | 2016-08-30 | 2018-03-30 | 重庆市扬昇药业有限公司 | The tablet press machine of pneumatic flushing unloading piece |
| CN106273627B (en) * | 2016-08-30 | 2018-03-30 | 重庆市扬昇药业有限公司 | It is easy to the pelleter of tablet taking |
| CN107804017A (en) * | 2017-11-29 | 2018-03-16 | 常州机电职业技术学院 | Preforming forming machine |
| CN108215295A (en) * | 2018-01-03 | 2018-06-29 | 赖桂英 | One kind is exclusively used in medical paediatrics refuse compaction equipment |
| CN112109355A (en) * | 2020-08-07 | 2020-12-22 | 航天特种材料及工艺技术研究所 | Automatic pressing equipment and method for nanofiber heat insulation material |
| CN112935165A (en) * | 2021-01-26 | 2021-06-11 | 烟台市红森林节能环保科技有限公司 | Device and method for thermally separating hot-feeding hot-charging hot-forging mechanical parts by utilizing high-temperature sensible heat of metallized pellets |
| CN114536846A (en) * | 2022-03-02 | 2022-05-27 | 西安得眠堂健康管理工作部 | Intelligent preparation method and device of compound peptide for improving sleep quality |
| CN114536846B (en) * | 2022-03-02 | 2024-02-09 | 西安得眠堂健康管理工作部 | Intelligent preparation method and device of compound peptide for improving sleep quality |
| CN118180311A (en) * | 2024-05-16 | 2024-06-14 | 济南新助友联机械科技有限公司 | Hot forging composite processing device and hot forging composite processing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120926 Termination date: 20121231 |