CN101722668A - High speed tablet press - Google Patents
High speed tablet press Download PDFInfo
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- CN101722668A CN101722668A CN 200910224167 CN200910224167A CN101722668A CN 101722668 A CN101722668 A CN 101722668A CN 200910224167 CN200910224167 CN 200910224167 CN 200910224167 A CN200910224167 A CN 200910224167A CN 101722668 A CN101722668 A CN 101722668A
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- station
- tablet
- synusia
- double
- pinch roller
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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
- B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
- B30B11/005—Control arrangements
Abstract
The invention relates to tablet equipment, in particular to a high speed rotating tablet press which comprises a forming die, a feeder apparatus, a transmission mechanism and a forming mechanism. The forming die is arranged for moving along a work route which is provided with a feeding station, a pre-pressing forming station, a main pressing station and a tablet outlet station. The forming mechanism is provided with at least one stamping device and a pre-pressing pressure detecting device which is arranged on the pre-pressing forming station and for detecting a pre-pressing pressure value generated by the forming mechanism. Based on comparing a detected value of the pre-pressing pressure with a set value of pre-pressing pressure, the pre-pressing pressure of the forming mechanism can be regulated via a controller. The invention can prevent the influence on product quality caused by deviation of pre-pressing pressure and can be applied to manufacturing different products.
Description
Technical field
The present invention relates to a kind of sheeting equipment, particularly a kind of high speed tablet press.
Background technology
High speed tablet press is a kind ofly by continuous rotation various particulate materials to be pressed into the machine of circular piece or special-shaped sheet, and it is industrial departments such as pharmacy, chemical industry, food, handles various feed particulate material compactings basic equipment in blocks.
When using tablet press machine that tablet is carried out the moulding compacting, understood technology difference, and caused the tablet quality difference after the moulding in the past because of compression moulding.Chinese patent CN2686845Y discloses a kind of pressure sensor and has measured compression force mechanism, described measurement compression force mechanism is mainly used in rotary tablet machine, by the distortion of adopting strain gauge pressure sensor to measure foil gauge, thereby measure the pressure of pinch roller, realize the liquidating quantified controlling of mold forming pressure has improved the quality of the tablet of compression moulding.
In order to enhance productivity, begin to adopt high speed tablet press that tablet is pressed by Zhejiang, yet because high speed tablet press is very short to the press time of tablet, can cause tablet inside after the moulding to have the air cavity of some air entrapments, finally influence the quality of tablet after the moulding.Yet, in order to reduce the existence of air cavity described in the tablet that is pressed after the moulding, the quality of the tablet that the raising tablet press machine suppresses, Chinese patent literature CN1666735 discloses a kind of control method and this tablet press machine of Highspeedrotarytabletpress, comprises a precommpression station and a main compressor station; Described precommpression station comprises a weight sensor that is used for measuring first parameter value of the weight of injecting the interior material of a mould.Main compressor station comprises that one is used to measure the hardness transducer of representative by the value of one second parameter of the hardness of the resulting tablet of compression in the described main compressor station.When compressing tablet, can improve the quality of the tablet of compression moulding by adopting precompressed.Above-mentioned patent documentation reduces the air cavity that contains by in the tablet after the main compression forming by adopting precommpression.Yet, because high speed tablet press its compression molding device in high speed operation changes possibly to the preload pressure of sheet base, and deviation appears, if described preload pressure does not meet the specific preload pressure setting value of special formulation material, can not well be regulated and be controlled again, then can influence the quality of tablet, therefore need monitor in real time described preload pressure; In addition, for producing different tablets, the thickness of its tablet, composition all have difference, at this moment, need detect and regulate control again to the size of preload pressure, join the size requirements of the technology of this tablet to preload pressure to meet system.
Summary of the invention
For in pressing process, avoid preload pressure deviation to occur and bring influence to product quality, and adapt to different production purposes, technical problem to be solved by this invention is a kind of proposition during precompressed, the high speed tablet press that the preload pressure on the being applied in sheet base is monitored in real time.
A kind of high speed tablet press proposed by the invention comprises:
The shaping work path, order has reinforced station, pre-molding station, main molded station and slice station on the described shaping work path;
Transmission mechanism, described transmission mechanism is provided with the shaping mould of tablet moulding, and described transmission mechanism is used to make described shaping mould to move along described shaping work path;
Feeding device is used for adding the prescription material toward the shaping mould of described tablet moulding;
Compression moulding mechanism has in the described compression moulding mechanism and applies preload pressure at described pre-molding station place and apply main pressure pressure at the molded station of described master place, respectively the decompressor that the prescription material in the described shaping mould is suppressed;
Push jack depanning power assembly, the tablet that described push jack depanning power assembly is used for after described slice station is with moulding withdraws from from described shaping mould;
Also comprise the preload pressure checkout gear, described preload pressure checkout gear is located at pre-molding station place, the value of the preload pressure that the described compression moulding of described preload pressure detection means measure mechanism is produced; Based on the value of the tested described preload pressure of making and preload pressure setting value result relatively, regulate the size of the preload pressure that described compression moulding mechanism provided by controller.
Above-mentioned high speed tablet press, described push jack depanning power assembly is provided with the depanning force checking device, the value of the depanning power that described push jack depanning power assembly provided when described depanning force checking device was used for measuring the tablet depanning, according to by the value of the described depanning power that recorded and depanning power setting value result relatively, quantize to verify the service life of the suitability and the described shaping mould of monitoring of prescription material characteristic.
Above-mentioned high speed tablet press, described transmission mechanism comprise having upper punch plate, middle punch plate, the turntable of lower punch plate and drive the motor that described turntable rotates around vertical axis;
Described shaping mould is the middle mould of being located on the described middle punch plate;
Also has quantitative station between described reinforced station on the described shaping work path and described pre-molding station;
Described decompressor comprises that the upper plunger of being located at described upper punch plate place and the lower plunger of being located at the lower punch plate place, described upper plunger are used for punching press one end and are provided with upper punch and described lower plunger and are used for punching press one end and are provided with low punch;
Described compression moulding mechanism also comprises and is provided with upper rail dish and lower guideway dish, does the tracks that does relatively reciprocating motion up and down for described upper plunger and described lower plunger provide.
Above-mentioned high speed tablet press, described pre-molding station place is provided with the precompressed pinch roller assembly, and the molded station of described master place is provided with the main pinch roller assembly of pressing; Described precompressed pinch roller assembly comprises precompressed pinch roller assembly and following precompressed pinch roller assembly; The described main pinch roller assembly of pressing comprises main pinch roller assembly and the main down pinch roller assembly of pressing of pressing; Described precompressed pinch roller assembly, the described master's of going up pressure pinch roller assembly, described precompressed pinch roller assembly down and the described main down pressure pinch roller assembly gone up drives described upper plunger and described lower plunger at described pre-molding station and the molded station of described master place respectively, thereby the prescription material that is arranged in described shaping mould is pressed.
Above-mentioned high speed tablet press, described high speed tablet press is the double-layer tablet type that is used to make bilayer tablet, described reinforced station comprises the reinforced station of double-layer tablet type first synusia that is provided with the double-layer tablet type first synusia feeding device and is provided with the reinforced station of double-layer tablet type second synusia of the double-layer tablet type second synusia feeding device, described pre-molding station comprises double-layer tablet type first synusia pre-molding station and double-layer tablet type double-layer tablet pre-molding station, has the first synusia first pressing shaping station on the described moulding path of described double-layer tablet type again, the molded station of described master is the molded station of double-layer tablet master, and described slice station is a double-layer tablet slice station; Also have the first synusia sampleman position on described shaping work path, place, the described first synusia sampleman position is provided with the first synusia sampler of bilayer tablet, is used for the ground floor tablet of described bilayer tablet is taken a sample.
Above-mentioned high speed tablet press, described preload pressure checkout gear is the ladder axial pin type sensor, described controller is the compressing tablet adjusting device.
Above-mentioned high speed tablet press, described depanning force checking device are I-shaped body device of shifting block type sensor.
Above-mentioned high speed tablet press, the described first synusia sampler is controlled transmission by pneumatic system, to the monitoring of taking a sample of first synusia.
Technique scheme of the present invention has the following advantages compared to existing technology:
1, by setting up the preload pressure checkout gear, can monitor preload pressure, comparative result according to the value of the tested described preload pressure of making and preload pressure setting value, regulate the size of the preload pressure that described compression moulding mechanism provided, played effect to the quantified controlling of preload pressure, not only reduced the air cavity that is trapped in sheet base inside that the variation of preload pressure causes effectively, avoided preload pressure deviation to occur and brought influence to product quality, guarantee to be pressed the quality of moulding rear panel agent, can adapt to different production purposes again.
2, on described slice station, be provided with push jack depanning power assembly, and on described push jack depanning power assembly, be provided with the depanning force checking device, based on by the comparative result of the value of the described depanning power that recorded and depanning power setting value, in the service life that quantizes to verify the suitability of prescription material characteristic and monitor described shaping mould, improved automatic control level.
3, be provided with the first synusia sampler of bilayer tablet at the sampling station of first synusia of lower guideway dish, can be used to take out the first synusia sheet base sample, monitor each layer dosage simultaneously.
Description of drawings
Below be drawing explanation of the present invention:
Fig. 1 is the structural representation of Highspeedrotarytabletpress of the present invention;
Fig. 2 is turntable 1 among Fig. 1 and the schematic diagram of going up pre-molding station, slice station thereof;
Fig. 3 is the single discharging type workflow station schematic diagram among Fig. 1;
Fig. 4 has the schematic diagram of preload pressure checkout gear for Highspeedrotarytabletpress;
Fig. 5 has the schematic diagram of push jack depanning power assembly for Highspeedrotarytabletpress;
Fig. 6 is the double-layer tablet type workflow station schematic diagram of Fig. 1;
Fig. 7 is the turntable 1 among Fig. 1 and the structural representation of the first synusia sampler;
Fig. 8 is the pneumatic system schematic diagram of first synusia sampling among Fig. 1;
Among the figure, 1-turntable, 2-motor, 3-compression moulding mechanism, last main main down pinch roller assembly, 6-upper rail dish, 7-lower guideway dish, 8-compressing tablet adjusting device, 9-feeding device, 10-supporting seat, the 11-pedestal of pressing of pinch roller assembly, 5-of pressing of 4-; The pneumatic system of 12-first synusia sampling, 121-source of the gas treatment element, 122-adjustable throttling, 123-electromagnetic switch air valve, 124-sampling cylinder, 125-source of the gas; Precompressed pinch roller assembly under the last precompressed pinch roller assembly of 13-, the 14-; Mould, 20-lower plunger among 130-preload pressure checkout gear, the last pre-pinch roller of 131-, 15-upper punch plate, 16-middle punch plate, 17-lower punch plate, 18-upper plunger, the 19-; The 182-upper punch, the 202-low punch; 21-push jack depanning power assembly, 210-push jack depanning force checking device, 211-slice guide rail, the reinforced station of 22-, the quantitative station of 23-, 24-pre-molding station, the molded station of 25-master, 26-slice station; The 91-double-layer tablet type first synusia feeding device, the 92-double-layer tablet type second synusia feeding device; 221-double-layer tablet type first synusia feed in raw material station, the quantitative station of 231-double-layer tablet type first synusia, the 241-double-layer tablet type first synusia pre-molding station, the 251-double-layer tablet type first synusia first pressing shaping station, the 261-double-layer tablet type first synusia sampleman position; 222-double-layer tablet type second synusia feed in raw material station, the quantitative station of 232-double-layer tablet type second synusia, 242-double-layer tablet type double-layer tablet pre-molding station, the molded station of 252-double-layer tablet master, 262-are double-layer tablet slice station; 27-bilayer tablet, 28-first synusia; The 29-first synusia sampler, 291-guide groove seat, 292-guide groove, 293-connecting rod, 294-sampling guide rail, 295-protect guide rail;
The specific embodiment
Below in conjunction with embodiment the present invention is done further to describe in detail:
Present embodiment is single discharging type, and as depicted in figs. 1 and 2, the high speed tablet press of present embodiment is a Highspeedrotarytabletpress, comprising:
As Fig. 1, described Highspeedrotarytabletpress also has compressing tablet adjusting device 8, as the controller in the present embodiment, is used to regulate the size of the preload pressure that compression moulding mechanism provided; Pedestal 11, be used to support lower guideway dish 7, down precompressed pinch roller assembly 14, feeding device 9 bottoms, mainly down press pinch roller 5 and connect turntable 1 and transmission mechanism 2, with simplified structure with improve rigidity, improve the stability of complete machine operation.
As shown in Figure 2, upper punch plate 15 tops are provided with precompressed pinch roller assembly 13 and the main pinch roller assembly 4 of pressing, and lower punch plate 17 belows are provided with down precompressed pinch roller assembly 14 and the main down pinch roller assembly 5 of pressing.
Last precompressed pinch roller assembly 13, down precompressed pinch roller assembly 14 can with upper rail dish 6, lower guideway dish 7 coordinative roles, so that the low punch 202 of being located at the upper punch 182 of upper plunger 18 and being located at lower plunger 20 will be filled in powder or the air between the feed particulate material in mould 19 die cavitys discharge, tentatively be pressed in advance and be fit to main at a high speed molded matrix band base.
Upward main press pinch roller assembly 4, mainly down press pinch roller assembly 5 and upper rail dish 6, lower guideway dish 7 coordinative roles, so that the upper punch 182 of upper plunger 18, lower plunger 20, low punch 202 will be at the final compaction moulding of first pressing matrix band base in middle mould 19 die cavitys;
Push jack depanning power assembly 21 is located at described lower plunger 20 belows, is used for the moulding tablet is released from described mould 19.
Supporting seat 10 is used to the transmission mechanism and the last main pinch roller assembly 4 of pressing that support upper rail dish 6, go up precompressed pinch roller assembly 13, feeding device 9.
On described turntable, have reinforced station 22 as shown in Figure 3, quantitative station 23, pre-molding station 24, main molded station 25 and slice station 26, described turntable direction of rotation, promptly the moulding operating path is the counter clockwise direction shown in arrow among Fig. 3; Described feeding device 9 is positioned at described reinforced station 22 places, adds the prescription material in described in the mould 19; And in quantitative station 23 places by proportioning device (not shown herein) to the prescription material carry out quantitatively; Described upward precompressed pinch roller assembly 13, following precompressed pinch roller assembly 14 carry out roof pressure to upper plunger 18 and lower plunger 20 respectively in described pre-molding station 24 places, and carry out precompressed by the prescription material that upper punch 182 and 202 pairs of low punches are arranged in described mould 19, get rid of the air cavity in the sheet base; The described master of going up presses pinch roller assembly 4, the main pinch roller assembly 5 of pressing carries out roof pressure to upper plunger 18 and lower plunger 20 respectively in the molded station of master 25 places down, leads molded by upper punch 182 and low punch 202 for the sheet base in the mould 19 in described.After this by described push jack depanning power assembly 21 in described slice station 26 places, described lower plunger 20 is carried out roof pressure, thereby the moulding tablet that will be arranged in described mould 19 is released from described mould 19.
As Fig. 4, described precompressed pinch roller assembly 13 places of going up are provided with preload pressure checkout gear 130 (employed in the present embodiment is the ladder axial pin type sensor), the one end is fixedly installed on the supporting seat 10, according to the comparative result of the value of the tested described preload pressure of making and preload pressure setting value, and the size of regulating the preload pressure that described drift provides by above-mentioned compressing tablet adjusting device 8; Played effect to the preload pressure quantified controlling, not only reduced the air cavity that is trapped in tablet inside that the variation of preload pressure causes effectively, avoided preload pressure deviation to occur and brought influence to product quality, guarantee to be pressed the quality of moulding rear panel agent, can adapt to different production purposes again.
As shown in Figure 5, described push jack depanning power assembly 21 places are provided with depanning force checking device 210, the value of the depanning power that described push jack depanning power assembly 21 provided when described depanning force checking device 210 was used for measuring the tablet depanning, according to by the comparative result of the value of the described depanning power that recorded and depanning power setting value, the friction level of mould 19 and prescription material in monitoring, closely quantize the suitability of checking material characteristic, can be used to load the surface roughness of the endoporus of prescription material again by mould 19 in the monitoring, the component wear degree of mould 19 in judging, played the supervisory function bit in 19 service lifes of centering mould, both guaranteed that Highspeedrotarytabletpress possesses production run preferably and monitoring state, had improved automatic control level again.The present invention can also have following modification on the basis of embodiment 1:
The difference of present embodiment and embodiment 1 is, as shown in Figure 6, for being used to suppress the type workflow station schematic diagram of bilayer tablet, being used to make on the tablet press machine of described bilayer tablet and having the reinforced station 221 of double-layer tablet type first synusia, the quantitative station 231 of double-layer tablet type first synusia, the double-layer tablet type first synusia pre-molding station 241, the double-layer tablet type first synusia sampleman position 261; Double-layer tablet type second synusia feed in raw material station 222, the quantitative station 232 of double-layer tablet type second synusia, double-layer tablet type double-layer tablet pre-molding station 242, the molded station 252 of double-layer tablet master, double-layer tablet slice station 262, be located at the double-layer tablet type first synusia feeding device 91 at reinforced station 221 places of first synusia, be located at the double-layer tablet type second synusia feeding device 92 at reinforced station 222 places of second synusia.
As shown in Figure 7, the first synusia sampler, 29, the first synusia samplers 29 that 261 places, the first synusia sampleman position that are positioned at lower guideway dish 7 are provided with first synusia 28 comprise guide groove seat 291, guide groove 292, connecting rod 293, sampling guide rail 294, protection guide rail 295; Guide groove seat 291 is used to connect pedestal 11 and guide groove 292, guarantees guide groove 292 reciprocating spaces; Guide groove 292 is used to the guiding of guide rail 294 up-and-down movements of taking a sample, and overcomes lower plunger and rotate the impact that the centrifugal force that is produced puts on sampling guide rail 294 at a high speed with turntable, guarantees that sampling is accurately reliable; Connecting rod 293 is used for to the thrust of sampling guide rail 294 from sampling cylinder 124; The guide rail 294 of taking a sample is used for to the upwards thrust of lower plunger 20 transmission from sampling cylinder 124, connecting rod 293, mould 19 in the smooth release of 28 base samples of first synusia of assurance bilayer tablet; The limit that lower plunger was upwards passed when protection guide rail 295 was used for the sampling of first synusia is spacing, guarantees that first synusia takes out reliably, and effective protection is arranged at the faying face of turntable 1 working face top associated components; The first synusia sampler 29 is suitable for taking out at regular time and quantity 28 base samples of first synusia for weigh by pneumatic system 12 control transmissions, and each layer weight when effectively controlling non-single discharging type compacting bilayer tablet improves the accuracy of each layer dosage.
The pneumatic system 12 of first synusia sampling comprises source of the gas treatment element 121, adjustable throttling 122, solenoid directional control valve 123 and the sampling cylinder 124 that is connected successively by trachea spare; Source of the gas treatment element 121 is used to control the air-flow operating pressure that comes from source of the gas 125 and controls to realize level pressure; Adjustable throttling 122 is used to regulate the throughput from source of the gas treatment element 121; Solenoid directional control valve 123 is used for control sampling cylinder 124 to be realized releasing and homing action; Sampling cylinder 124 is used to drive 28 base samples of sampling guide rail 294 taking-up first synusia of the first synusia sampler 29.
The direction of rotation of turntable, promptly the moulding operating path is the counter clockwise direction shown in arrow among Fig. 6.The compacting flow process of bilayer tablet is followed successively by, shaping mould passes through first kind of material of the double-layer tablet type first synusia feeding device, 91 fillings at reinforced station 221 places of double-layer tablet type first synusia, 231 places are quantitative at the quantitative station of double-layer tablet type first synusia, in the first synusia pre-molding station 241 places precompressed of double-layer tablet type, the first synusia first pressing shaping station 251 places first pressing of double-layer tablet type obtains the first compressing tablet base of first synusia 28 at 261 places, the double-layer tablet type first synusia sampleman position; This moment, first synusia 28 in shaping mould was not taken a sample; Shaping mould continues rotation with turntable, to the reinforced second kind of material of the station 222 place's double-layer tablet type second synusia feeding device, 92 fillings of double-layer tablet type second synusia, the quantitative station of double-layer tablet type second synusia 232 is quantitative, in 242 precompressed of double-layer tablet type double-layer tablet pre-molding station, obtain the first compressing tablet base of two synusia, again with two synusia bases in the molded station 252 final compactings of double-layer tablet master, obtain product bilayer tablet 27, from double-layer tablet slice station 262 slices.
Therefore, every layer " a kind of material of filling " accurate " quantitatively " afterwards directly determines each layer dosage, can take out first compressing tablet base of ground floor and bilayer tablet sample respectively and carry out weighing realization monitoring.Wherein take out after ground floor i.e. first synusia, 28 samplings of compressing tablet base just, second kind of material compression moulding separately inserting is immediately all discharged from double-layer tablet slice station 262.
Obviously, the foregoing description only is for example clearly is described, and is not the qualification to embodiment.For those of ordinary skill in the field, can also make other changes in different forms according to varying in size of equipment on the basis of the above description.Here need not also can't give exhaustive to all embodiments.And conspicuous variation of being extended out thus or change still are among the protection domain of the invention.
Claims (8)
1. high speed tablet press comprises:
The shaping work path, order has reinforced station, pre-molding station, main molded station and slice station on the described shaping work path;
Transmission mechanism, described transmission mechanism is provided with the shaping mould of tablet moulding, and described transmission mechanism is used to make described shaping mould to move along described shaping work path;
Feeding device is used for adding the prescription material toward the shaping mould of described tablet moulding;
Compression moulding mechanism has in the described compression moulding mechanism and applies preload pressure at described pre-molding station place and apply main pressure pressure at the molded station of described master place, respectively the decompressor that the prescription material in the described shaping mould is suppressed;
Push jack depanning power assembly, the tablet that described push jack depanning power assembly is used for after described slice station is with moulding is released from described shaping mould;
It is characterized in that: also comprise
The preload pressure checkout gear, described preload pressure checkout gear is located at pre-molding station place, the value of the preload pressure that the described compression moulding of described preload pressure detection means measure mechanism is produced; Based on the value of the tested described preload pressure of making and preload pressure setting value result relatively, regulate the size of the preload pressure that described compression moulding mechanism provided by controller.
2. high speed tablet press according to claim 1, it is characterized in that: described push jack depanning power assembly is provided with the depanning force checking device, the value of the depanning power that described push jack depanning power assembly provided when described depanning force checking device was used for measuring the tablet depanning, according to by the value of the described depanning power that recorded and depanning power setting value result relatively, quantize to verify the service life of the suitability and the described shaping mould of monitoring of prescription material characteristic.
3. high speed tablet press according to claim 1 and 2 is characterized in that:
Described transmission mechanism comprises having upper punch plate, middle punch plate, the turntable of lower punch plate and drive the motor that described turntable rotates around vertical axis;
Described shaping mould is the middle mould of being located on the described middle punch plate;
Also has quantitative station between described reinforced station on the described shaping work path and described pre-molding station;
Described decompressor comprises that the upper plunger of being located at described upper punch plate place and the lower plunger of being located at the lower punch plate place, described upper plunger are used for punching press one end and are provided with upper punch and described lower plunger and are used for punching press one end and are provided with low punch;
Described compression moulding mechanism also comprises and is provided with upper rail dish and lower guideway dish, does the tracks that does relatively reciprocating motion up and down for described upper plunger and described lower plunger provide.
4. high speed tablet press according to claim 3 is characterized in that: described pre-molding station place is provided with the precompressed pinch roller assembly, and the molded station of described master place is provided with the main pinch roller assembly of pressing; Described precompressed pinch roller assembly comprises precompressed pinch roller assembly and following precompressed pinch roller assembly; The described main pinch roller assembly of pressing comprises main pinch roller assembly and the main down pinch roller assembly of pressing of pressing; Described precompressed pinch roller assembly, the described master's of going up pressure pinch roller assembly, described precompressed pinch roller assembly down and the described main down pressure pinch roller assembly gone up drives described upper plunger and described lower plunger at described pre-molding station and the molded station of described master place respectively, thereby the prescription material that is arranged in described shaping mould is pressed.
5. high speed tablet press according to claim 4, it is characterized in that: described high speed tablet press is the double-layer tablet type that is used to make bilayer tablet, described reinforced station comprises the reinforced station of double-layer tablet type first synusia that is provided with the double-layer tablet type first synusia feeding device and is provided with the reinforced station of double-layer tablet type second synusia of the double-layer tablet type second synusia feeding device, described pre-molding station comprises double-layer tablet type first synusia pre-molding station and double-layer tablet type double-layer tablet pre-molding station, has the first synusia first pressing shaping station on the described moulding path of described double-layer tablet type again, the molded station of described master is the molded station of double-layer tablet master, and described slice station is a double-layer tablet slice station; Also have the first synusia sampleman position on described shaping work path, place, the described first synusia sampleman position is provided with the first synusia sampler of bilayer tablet, is used for the ground floor tablet of described bilayer tablet is taken a sample.
6. high speed tablet press according to claim 1 is characterized in that: described preload pressure checkout gear is the ladder axial pin type sensor, and described controller is the compressing tablet adjusting device.
7. high speed tablet press according to claim 2 is characterized in that: described depanning force checking device is an I-shaped body device of shifting block type sensor.
8. high speed tablet press according to claim 5 is characterized in that: the described first synusia sampler is controlled transmission by pneumatic system, to the monitoring of taking a sample of first synusia.
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| CN 200910224167 CN101722668B (en) | 2009-11-26 | 2009-11-26 | High speed tablet press |
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| CN 200910224167 CN101722668B (en) | 2009-11-26 | 2009-11-26 | High speed tablet press |
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