CN101979245B - Single punch tablet press - Google Patents
Single punch tablet press Download PDFInfo
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- CN101979245B CN101979245B CN201010506861.9A CN201010506861A CN101979245B CN 101979245 B CN101979245 B CN 101979245B CN 201010506861 A CN201010506861 A CN 201010506861A CN 101979245 B CN101979245 B CN 101979245B
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Abstract
The invention discloses a single punch tablet press. The single punch tablet press comprises a frame and a tablet press mechanism arranged on the frame, wherein the tablet press mechanism consists of a middle die, a main pressure mechanism, a feed mechanism and a top flat mechanism; the main pressure mechanism consists of an upper punch and an upper punch transmission mechanism; the feed mechanism consists of a material box and a material box transmission mechanism; the top flat mechanism consists of a lower punch and a lower punch transmission mechanism; the middle die is provided with a vertical punch through hole, and the hole section of the punch through hole is the same as the punch surface of the upper punch or lower punch; the upper punch is arranged at the upper end opposite to a medium pressure through hole, and the lower punch coaxially extends into the medium pressure through hole; the material box is arranged at one side of the middle die, and the lower end face of the material box and the upper end face of the middle die are positioned on the same horizontal plane; the material box has a cylindrical structure which is communicated from top to bottom; and a feeding hopper is arranged above the material box. The single punch tablet press has the advantages of prolonging the service life of the die, along with simple transmission system, small vibration and noise, strong controllability and flexibility, energy conservation and environment friendliness.
Description
Technical field
The invention belongs to press machine facility technical field, relate to a kind of tablet press machine that granular raw material is pressed into tablet, especially a kind of single-punch tablet press that adopts servo direct driving technology to carry out tablet manufacturing.
Background technology
Existing single-punch tablet press is all to use a threephase asynchronous machine as power source, uses gear drive and cam drive to carry out the transmission of power.It is specifically provided with an eccentric wheel and two cams on a main shaft, and eccentric wheel is connected with upper punch with connecting rod by eccentric bushing, has formed slider-crank mechanism, controls the up-downgoing of upper punch, produces principal pressure when compacting; Two cams are connected with undershoot with feeder respectively by connecting rod, control feeder and undershoot and complete reinforced and slice.The parameters such as maximum pressure, slice height and the charging quantity of pressing process, need pressure regulator, slice height adjuster and charging quantity adjuster on manual adjustments tablet press machine to adjust, to adapt to the compacting needs of different tablets.Motor power process belt pulley and gear transmission, to main shaft, drive eccentric wheel and cam synchronous rotary on main shaft, complete the production process of filling, compacting and slice in each swing circle.
In use for many years, single-punch tablet press has exposed the defect of the following aspects:
1, the press time short, without the dwell time.The slider-crank mechanism that the principal pressure of existing single-punch tablet press is made up of eccentric wheel, eccentric bushing and connecting rod produces, and actual pressing process is to occur in crank block to run to a bit of distance before bottom dead center, and all the other times are all idle running operations.This has caused the actual press time shorter, and the also stop pressurize without the short time in the time of lower dead center, and the intragranular air of medicinal powder is not easy to discharge, and it is unreal that this just causes tablet to be pressed, and hardness does not reach requirement, easily broken.
2, transmission system complexity, noise and vibration is larger.Existing single-punch tablet press uses traditional transmission mechanisms such as gear, cam, will have most of energy consumption in actual production in idle work, and transmission efficiency is lower.In the time of tablet press machine high-speed cruising, the mechanisms such as gear, cam can impact, and produce larger vibration and noise simultaneously.
3, system controllability and measurability and flexible poor.Existing single-punch tablet press adopts the motion of slider-crank mechanism and cam mechanism control upper punch, feeder and undershoot, and the movement locus of three executing agencies and Pressing Law are determined, cannot be changed.This has just caused the controllability of single-punch tablet press with flexible poor, cannot realize multiple compaction curve, cannot meet the needs of different tablet press.
Summary of the invention
The object of the invention is to overcome the shortcoming of above-mentioned prior art, a kind of single-punch tablet press is provided, this kind of tablet press machine complete machine adopts servo direct driving technology, and transmission system is succinct, and efficiency is high, and vibration and noise are little, and controllability is with flexible strong.
The object of the invention is to solve by the following technical programs:
This single-punch tablet press, comprises frame and is arranged on the tablet press mechanism in frame, described tablet press mechanism is made up of middle mould, principal pressure mechanism, feed mechanism and top flat mechanism; Described principal pressure mechanism is made up of upper punch and upper punch transmission mechanism; Described feed mechanism is made up of magazine and magazine transmission mechanism; Described top flat mechanism is made up of undershoot and undershoot transmission mechanism; Described middle mould be provided with vertically to punching press through hole, the cross section, hole of described punching press through hole is identical with the stamping surface of upper punch or undershoot; Described upper punch is arranged at the upper end of positive centering pressure through hole, and described undershoot coaxially stretches in middle pressure through hole; Described magazine is arranged on a side of described middle mould, and the lower surface of magazine and the upper end surface of middle mould be in same level, and described magazine is upper and lower unobstructed tubular structure, and the top of magazine is provided with loading hopper;
Described upper punch transmission mechanism drives the vertical upstream or downstream of described upper punch, to extract or to be pressed into middle mould, is punched in the interior upstream or downstream of middle pressure through hole of middle mould under described undershoot transmission mechanism driving is described; Described magazine transmission mechanism drives described magazine level slide to the middle pressure through hole top of middle mould or retract.
Above-mentioned middle mould is fixedly installed on the middle part horizontal stand of frame, and described middle mould is provided with out film trap in a side relative with described magazine.
It is power source that above-mentioned upper punch transmission mechanism, undershoot transmission mechanism and magazine transmission mechanism adopt AC servo motor separately, and ball-screw is executing agency, and the rotation of servomotor is converted to rectilinear motion.
Upper punch transmission mechanism of the present invention comprises the first servomotor, the first reductor, Timing Belt, small pulley, large belt wheel, nut sleeve and the first ball-screw; The axle head of the first leading screw of described the first ball-screw connects upper punch, described large belt wheel is fixedly connected with the first nut of the first ball-screw by nut sleeve, described the first servomotor, by the transmission of the first reductor, small pulley, Timing Belt and large belt wheel, drives the first leading screw of the first leading screw with upper punch upstream or downstream.
Undershoot transmission mechanism of the present invention comprises the second servomotor, the second reductor, the second ball-screw, adapter sleeve and pressure sensor; Described adapter sleeve is fixedly connected with the second nut of described the second ball-screw, the second leading screw of described the second ball-screw is connected with the output shaft of described the second reductor by shaft coupling, the upper end Bonding pressure sensor of described adapter sleeve, described pressure sensor is connected with undershoot; Described servomotor drives undershoot upstream or downstream, described pressure sensor detected pressures by reductor, the second ball-screw and adapter sleeve.
Magazine transmission mechanism of the present invention comprises the 3rd servomotor and the 3rd ball-screw; The 3rd leading screw two ends of described the 3rd ball-screw are fixed by bearing, and one end of the 3rd leading screw connects servomotor by shaft coupling, and the 3rd nut of described the 3rd ball-screw connects described magazine; Described the 3rd servomotor drives magazine side-to-side movement by ball-screw.
The present invention has following beneficial effect:
1) transmission system is succinct, and vibration and noise are less.Novel single-punch tablet press has adopted servo direct driving technology, save the complicated transmission mechanism such as gear, cam in original single-punch tablet press, also be vibration source and noise source simultaneously, and the higher parts of the precision such as servomotor, ball-screw are used, make novel transmission system simply direct, transmission efficiency is high, the operating vibration and noise of the equipment that greatly reduces.
2) tablet press machine controllability and flexibility are stronger.Each transmission system adopts the servomotor that can regulate arbitrarily as power source, and therefore the controllability of tablet press machine and flexibility are stronger; Can need to adopt corresponding Optimal Curve according to different compactings, expand the Technological adaptability of equipment, improve service behaviour; In the time that upper punch runs to maximum pressure point, can realize pressurize in short-term, so that by tablet compacting.
Accompanying drawing explanation
Fig. 1 is front view of the present invention;
Fig. 2 is right view of the present invention;
Fig. 3 is the cutaway view of right view;
Fig. 4 is the partial enlarged drawing of Tu3Zhong principal pressure mechanism's leading screw installation position;
Fig. 5 is the partial enlarged drawing of Tu3Zhong top flat mechanism's leading screw installation position;
Fig. 6 is the partial enlarged drawing of feed mechanism leading screw installation position in Fig. 3;
Fig. 7 is flow chart of the present invention;
Fig. 8 is a kind of upper punch compaction curve.
Wherein: 1 is frame; 2 is working window; 3 is the first servomotor; 4 is the first reductor; 5 is installing plate; 6 is Timing Belt; 7 is small pulley; 8 is large belt wheel; 9 is leading screw cap; 10 is the first leading screw; 11 is the first nut; 12 is nut sleeve; 13 is thrust ball bearing; 14 is deep groove ball bearing; 15 is sleeve; 16 is upper punch; 17 is middle mould; 18 is undershoot; 19 is the second reductor; 20 is the second servomotor; 21 is pressure sensor; 22 is the second leading screw; 23 is the second nut; 24 is adapter sleeve; 25 is thrust ball bearing; 26 is end cap; 27 is back-up ring; 28 is the 3rd leading screw; 29 is the 3rd nut; 30 is bearing; 31 is shaft coupling; 32 is the 3rd servomotor; 33 is mount pad; 34 is sealing plate; 35 is magazine; 36 is die holder; 37 is bracing frame; 38 is bearing diagonal frame; 39 is loading hopper; 40 is fuselage bonnet; 41 is organic glass door; 42 is hinged hinge; 43 is protection pad; 44 is protection pad; 45 for going out film trap.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail:
Referring to Fig. 1, Fig. 2 or Fig. 3, single-punch tablet press of the present invention, comprises frame 1 and is arranged on the tablet press mechanism in frame 1, also comprises that in addition some are for sealing the covering of complete machine and working window 2, bracing frame 37, bearing diagonal frame 38, hinged hinge 42.Wherein tablet press mechanism is made up of middle mould 17, principal pressure mechanism, feed mechanism and top flat mechanism.Principal pressure mechanism is made up of upper punch 16 and upper punch transmission mechanism; Feed mechanism is made up of magazine 35 and magazine transmission mechanism.Top flat mechanism is made up of undershoot 18 and undershoot transmission mechanism.Middle mould 17 be provided with vertically to punching press through hole, the cross section, hole of punching press through hole is identical with the stamping surface of upper punch 16 or undershoot 18; Upper punch 16 is arranged at the upper end of positive centering pressure through hole, and undershoot 18 coaxially stretches in middle pressure through hole; Magazine 35 is arranged on a side of middle mould 17, and the upper end surface of the lower surface of magazine 35 and middle mould 17 is in same level, and magazine 35 is upper and lower unobstructed tubular structure, and the top of magazine 35 is provided with loading hopper 39.Middle mould 17 is provided with out film trap 45 in a side relative with described magazine 35.
Upper punch transmission mechanism drives the vertical upstream or downstream of upper punch 16, and to extract or to be pressed into middle mould 17, undershoot transmission mechanism drives described undershoot 18 upstream or downstream in the middle pressure through hole of middle mould 17; Magazine transmission mechanism drives described magazine 35 levels slide to the middle pressure through hole top of middle mould 17 or retract; It is power source that upper punch transmission mechanism, undershoot transmission mechanism and magazine transmission mechanism adopt AC servo motor separately, and ball-screw is executing agency, and the rotation of servomotor is converted to rectilinear motion.
Describe structure and the drive principle of the each transmission mechanism of the present invention in detail below in conjunction with accompanying drawing:
Upper punch transmission mechanism
Referring to Fig. 4; upper punch transmission mechanism of the present invention comprises the first servomotor 3, the first reductor 4, Timing Belt 6, small pulley 7, large belt wheel 8, nut sleeve 12 and the first ball-screw; upload in addition the auxiliary accessories that mechanism also comprises that some are necessary; as the thrust ball bearing 13 in figure; deep groove ball bearing 14; sleeve 15, protection pad 43, protection pad 44.Upper punch transmission mechanism is fixed in frame 1 by installing plate 5.The axle head of the first leading screw 10 of the first ball-screw connects upper punch 16, and large belt wheel 8 is fixedly connected with the first nut 11 of the first ball-screw by nut sleeve 12.
The first servomotor 3, by the transmission of the first reductor 4, small pulley 7, Timing Belt 6 and large belt wheel 8, drives the first leading screw 10 of the first leading screw 10 with upper punch 16 upstream or downstream.
The power of upper punch transmission mechanism is exported by the first servomotor 3, be delivered to large belt wheel 8 through the first reductor 4, small pulley 7, Timing Belt 6, as shown in fig. 1, large belt wheel 8 overlaps 12 by bolts and nuts and connects, drive the first nut 11 to rotate, as shown in Figure 4, the first nut 11 rotarily drives the first leading screw 10 and moves up and down, the first leading screw 10, with upper punch 16 upstream or downstream, completes the compacting of tablet and returns.Pressure the first leading screw 10 when compacting, the first nut 11, nut sleeve 12 are delivered to thrust ball bearing 13, are delivered in frame 1 by it, finally bear pressure by frame 1.By controlling the velocity of rotation and the rotation number of turns of the first servomotor 3, can control the speed moving up and down of the first leading screw 10 and mobile distance.The number of turns that the first servomotor 3 rotates is more, and the distance that the first leading screw 10 declines is larger, and in the situation that charging quantity is certain, the pressure while compacting is larger, and tablet is thinner.As can be seen here, by controlling the characteristics of motion of the first servomotor 3, can control the rule that moves up and down of the first leading screw 10, thereby can realize multiple compaction curve, also can realize remote adjustment.
Undershoot transmission mechanism
Referring to Fig. 5, undershoot transmission mechanism comprises the second servomotor 20, the second reductor 19, the second ball-screw, adapter sleeve 24 and pressure sensor 21, and undershoot transmission mechanism also comprises the accessory that some are necessary in addition, thrust bearing 25 as shown, end cap 26, back-up ring 27.Adapter sleeve 24 is fixedly connected with the second nut 23 of the second ball-screw, the upper end Bonding pressure sensor 21 of adapter sleeve 24, and pressure sensor 21 is connected with undershoot 18; The second servomotor 20 drives undershoot 18 upstream or downstream by the second reductor 19, the second ball-screw and adapter sleeve 24, pressure sensor 21 detected pressures.
Undershoot transmission mechanism is similar to upper punch transmission mechanism, and difference is there is no synchronous belt drive mechanism.The power of undershoot transmission mechanism is exported by the second servomotor 20, is delivered to the second leading screw 22, the second reductors 19 and is connected by key with the second leading screw 22, as shown in Figure 1 through the second reductor 19.The second leading screw 22 rotates, and drives the second nut 23 to move up and down, as shown in Figure 5.The second nut 23 is connected with undershoot 18 by adapter sleeve 24, pressure driver 21, thereby drives its upstream or downstream, completes slice and returns.Pressure when compacting is delivered to thrust ball bearing 25 by pressure sensor 21, adapter sleeve 24, the second ball-screw, is delivered in frame 1 by it.By controlling the velocity of rotation and the rotation number of turns of the second servomotor 20, can control the second leading screw 22 speed moving up and down and the distance moving, thereby control the characteristics of motion of undershoot 18, control slice height and charging quantity while compacting.Pressure when compacting is detected in real time by pressure sensor 21, and the pressure while guaranteeing to suppress is no more than safety value.
Magazine transmission mechanism
Referring to Fig. 6, magazine transmission mechanism comprises the 3rd servomotor 32 and the 3rd ball-screw.Also comprise in addition some accessories, shaft coupling 31, bearing 30, sealing plate 34 and mount pad 33 as shown in the figure.Whole magazine transmission mechanism is fixed in frame 1 by mount pad 33.The 3rd leading screw 28 two ends of the 3rd ball-screw are fixed by bearing 30, and the 3rd nut 29 that one end of the 3rd leading screw 28 connects the 3rd servomotor 32, the three ball-screws by shaft coupling connects magazine 35 by sealing plate 34; The 3rd servomotor 32 drives magazine 35 side-to-side movements by ball-screw.
Magazine transmission mechanism will be simply a lot of with respect to the first two transmission mechanism.In mechanism, there is no belt wheel and reductor, the power of the 3rd servomotor 32 is directly passed to the 3rd leading screw 28 by shaft coupling 31, drives it to rotate, and leading screw 28 two ends utilize bearing and bearing block 30 to be fixed on die holder 36.Feed screw nut 29 is connected with magazine 35, and material particles is put in the cavity of magazine 35 front ends, and nut moves forward and backward and drives magazine 35 to seesaw, and completes feeding and returns.The axial force producing when magazine moves, is delivered to bearing 30 places at two ends by the 3rd leading screw 28, born by the bearing block at two ends.Whole feed mechanism is put on the die holder 36 of frame 1, and die holder 36 is fixed on the middle level dividing plate of frame 1.By controlling the velocity of rotation and the rotation number of turns of the 3rd servomotor 32, can control magazine 35 speed moving forward and backward and the distance moving.
Above three independently servo-actuating device be installed in frame 1, as shown in figures 1 and 3.Frame 1 is foundry goods, is divided into upper, middle and lower-ranking.Upper strata is used for installing principal pressure mechanism; Middle level is a dividing plate, for laying die holder 36 and feed mechanism; Lower floor is used for installing top flat mechanism.The present invention also comprises many conventional annexes, such as leading screw cap 9, loading hopper 39, fuselage bonnet 40, organic glass door 41, goes out film trap 45 etc., is arranged in frame 1, has realized the hermetically sealed of whole tablet press machine.
Fig. 7 is outline of process of the present invention, can be divided into substantially filling, returns, compacting, top flat and slice five steps:
Filling: upper punch 16 is up, magazine 35 is advanced to middle mould 17 tops, hole, and undershoot 18 drops to desired location, and the material in magazine 35 is filled full middle mould 17 holes.
Return: magazine 35 is return, and by clean middle mould 17 upper surface material scrapers.
Compacting: undershoot 18 keeps motionless, and upper punch 16 is descending, and the material particles in middle mould 17 holes is pressed into sheet.
Top flat: upper punch 16 is up, undershoot 18 is also up simultaneously, and the tablet that compacting is completed ejects middle nib, until undershoot 18 upper limbs are concordant with middle mould 17 upper surfaces.
Slice: magazine 35 is advanced to middle mould 17 tops, hole, the tablet being pressed into is pushed out in film trap 45, and carry out the stowing operation of the first step.Above-mentioned five steps constantly circulate, and produce continuously.
Figure 8 shows that when upper punch 16 is suppressed a kind of compaction curve using, its demonstration be the displacement situation over time of upper punch 16.When compacting starts, first upper punch is that idle running is descending fast, and this segment distance upper punch does not contact with material; In the time that upper punch lower limb moves to middle mould 17 upper surface, upper punch movement velocity reduces, and realizes compacting at a slow speed; While arriving the dropping distance minimum point of setting, while being also pressure maximum, upper punch holding position is motionless, realizes pressurize in short-term; The last quick idle running of upper punch is up, gets back to original position.
Based on above structure, tablet press machine of the present invention is installing additional after control device, and compacting parameter can remote adjustment.Maximum pressure when the first servomotor can be controlled compacting by controlling the Bottom Runby of upper punch; The second servomotor can be controlled slice height and charging quantity by Top Runby and the Bottom Runby of controlling undershoot.These compacting parameters all can be changed adjusting by controlling interface, regulate without on-site manual.
The present invention has not only overcome many defects of prior art tablet press machine, and the service life of energy-saving and environmental protection, raising mould: this be because the present invention compared with transmission tablet press machine, energy-conservation can reaching more than 25%.Complete machine adopts hermetically sealed design, and reagent dust is limited to fuselage interior, prevents the pollution to surrounding environment, also can reduce noise simultaneously.Because vibration reduces, also can be improved accordingly die life.
Claims (5)
1. a single-punch tablet press, comprises frame (1) and is arranged on the tablet press mechanism in frame (1), it is characterized in that: described tablet press mechanism is made up of middle mould (17), principal pressure mechanism, feed mechanism and top flat mechanism; Described principal pressure mechanism is made up of upper punch (16) and upper punch transmission mechanism; Described feed mechanism is made up of magazine (35) and magazine transmission mechanism; Described top flat mechanism is made up of undershoot (18) and undershoot transmission mechanism; Described middle mould (17) be provided with vertically to punching press through hole, the cross section, hole of described punching press through hole is identical with the stamping surface of upper punch (16) or undershoot (18); Described upper punch (16) is arranged at the upper end of positive centering pressure through hole, and described undershoot (18) coaxially stretches in middle pressure through hole; Described magazine (35) is arranged on a side of described middle mould (17), and the upper end surface of the lower surface of magazine (35) and middle mould (17) is in same level, described magazine (35) is upper and lower unobstructed tubular structure, and the top of magazine (35) is provided with loading hopper (39); Described upper punch transmission mechanism, undershoot transmission mechanism, magazine transmission mechanism are to be installed in frame 1 three independently servo-actuating devices; Described frame (1) is foundry goods, is divided into upper, middle and lower-ranking, and upper strata is used for installing principal pressure mechanism; Middle level is a dividing plate, for laying die holder (36) and feed mechanism; Lower floor is used for installing top flat mechanism;
Described upper punch transmission mechanism drives the vertical upstream or downstream of described upper punch (16), and to extract or to be pressed into middle mould (17), described undershoot transmission mechanism drives described undershoot (18) upstream or downstream in the middle pressure through hole of middle mould (17); Described magazine transmission mechanism drives described magazine (35) level slide to the middle pressure through hole top of middle mould (17) or retract; It is power source that described upper punch transmission mechanism, undershoot transmission mechanism and magazine transmission mechanism adopt AC servo motor separately, and ball-screw is executing agency, and the rotation of servomotor is converted to rectilinear motion;
Described single-punch tablet press production process is divided into filling, returns, compacting, top flat and slice five steps.
2. single-punch tablet press according to claim 1, is characterized in that: described middle mould (17) is fixedly installed on the middle part horizontal stand of frame, and described middle mould (17) is provided with out film trap (45) in a side relative with described magazine (35).
3. single-punch tablet press according to claim 1, is characterized in that: described upper punch transmission mechanism comprises the first servomotor (3), the first reductor (4), Timing Belt (6), small pulley (7), large belt wheel (8), nut sleeve (12) and the first ball-screw; The axle head of first leading screw (10) of described the first ball-screw connects upper punch (16), described large belt wheel (8) is fixedly connected with first nut (11) of the first ball-screw by nut sleeve (12), described the first servomotor (3), by the transmission of the first reductor (4), small pulley (7), Timing Belt (6) and large belt wheel (8), drives first leading screw (10) of the first leading screw (10) with upper punch (16) upstream or downstream.
4. single-punch tablet press according to claim 1, is characterized in that: described undershoot transmission mechanism comprises the second servomotor (20), the second reductor (19), the second ball-screw, adapter sleeve (24) and pressure sensor (21); Described adapter sleeve (24) is fixedly connected with second nut (23) of described the second ball-screw, second leading screw (22) of described the second ball-screw is connected with the output shaft of described the second reductor (19), the upper end Bonding pressure sensor (21) of described adapter sleeve (24), described pressure sensor (21) is connected with undershoot (18); Described servomotor (20) drives undershoot (18) upstream or downstream, described pressure sensor (21) detected pressures by reductor (19), the second ball-screw and adapter sleeve (24).
5. single-punch tablet press according to claim 1, is characterized in that: described magazine transmission mechanism comprises the 3rd servomotor (32) and the 3rd ball-screw; The 3rd leading screw (28) two ends of described the 3rd ball-screw are fixed by bearing, and one end of the 3rd leading screw (28) connects servomotor (32) by shaft coupling, and the 3rd nut (29) of described the 3rd ball-screw connects described magazine (35); Described the 3rd servomotor (32) drives magazine (35) side-to-side movement by ball-screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010506861.9A CN101979245B (en) | 2010-10-14 | 2010-10-14 | Single punch tablet press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010506861.9A CN101979245B (en) | 2010-10-14 | 2010-10-14 | Single punch tablet press |
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| Publication Number | Publication Date |
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| CN101979245A CN101979245A (en) | 2011-02-23 |
| CN101979245B true CN101979245B (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010506861.9A Expired - Fee Related CN101979245B (en) | 2010-10-14 | 2010-10-14 | Single punch tablet press |
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| CN (1) | CN101979245B (en) |
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| CN103121298A (en) * | 2011-11-17 | 2013-05-29 | 四川康源医疗设备有限公司 | Single-punch tablet press feeding tabletting device with material output control function |
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| CN104401024A (en) * | 2014-12-07 | 2015-03-11 | 遵义市宝海农用物资研发有限公司 | Plastic molding crank press |
| CN105109085A (en) * | 2015-09-17 | 2015-12-02 | 北京国药龙立自动化技术有限公司 | Tablet press capable of adjusting filling quantificationally |
| CN106079550A (en) * | 2016-06-21 | 2016-11-09 | 孔庆虹 | A kind of powder quantifying feed method and device |
| CN105946275A (en) * | 2016-06-21 | 2016-09-21 | 北京新龙立科技有限公司 | Lifting device and tablet compressing machine capable of precisely adjusting materials |
| CN106427030A (en) * | 2016-11-25 | 2017-02-22 | 青海七彩花生物科技有限公司 | Miniature tablet press with effect of self-maintenance |
| CN113601894B (en) * | 2021-08-10 | 2023-06-20 | 北方民族大学 | Powder tablet press |
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| JPS608158B2 (en) * | 1981-09-10 | 1985-03-01 | 明 平井 | Tablet press for horizontal double-section tablets |
| JP2519498B2 (en) * | 1988-01-16 | 1996-07-31 | ファナック株式会社 | Electric powder molding machine |
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|---|---|---|---|---|
| US4671914A (en) * | 1983-09-01 | 1987-06-09 | Ludwig Heumann & Co. Gmbh | Production of granulates by using a tabletting machine |
| CN1049475A (en) * | 1989-08-10 | 1991-02-27 | 株式会社三石深井铁工所 | The type of the weighing feeder apparatus of powder molding press |
| CN201371588Y (en) * | 2008-12-19 | 2009-12-30 | 成都中医药大学附属医院 | Chinese herbal medicine and Chinese herbal piece pressing machine |
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| CN101979245A (en) | 2011-02-23 |
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