CN100480032C - Single slice waste removing device of high-speed ration type preforming machine and operating procedure thereof - Google Patents
Single slice waste removing device of high-speed ration type preforming machine and operating procedure thereof Download PDFInfo
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- CN100480032C CN100480032C CN 200610111699 CN200610111699A CN100480032C CN 100480032 C CN100480032 C CN 100480032C CN 200610111699 CN200610111699 CN 200610111699 CN 200610111699 A CN200610111699 A CN 200610111699A CN 100480032 C CN100480032 C CN 100480032C
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- 238000007689 inspection Methods 0.000 claims description 28
- 238000001514 detection method Methods 0.000 claims description 21
- 238000011084 recovery Methods 0.000 claims description 18
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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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Abstract
The invention relates to a single-chip waste-rejection device of high-speed rotary performing machine and the working method. The device comprises central control unit, chip-weight measuring mechanism for recording main pressure values of all dies of performing machine by the central control unit, yield disk combination set under the rotary table of performing machine and generating counterpoint signals corresponding with main pressure actions of all dies, and pneumatic waste-rejection system. The device also comprises advance disk combination set on main electromotor of performing machine and generating compensation pulse signal corresponding with angle speed of output shaft of main electromotor. The central control unit estimate if waste-rejection program runs according to all main pressure values. When the waste-rejection program runs the central control unit calculates the time point when die with waste chip runs to the nozzle position of pneumatic waste-rejection system as the performing machine runs by said compensation pulse signals and counterpoint points and touches pneumatic waste-rejection system off at the time point. Waste-rejection accurate ratio of device is high and adaptability is good.
Description
Technical field
The present invention relates to a kind of monolithic rejection device and method of work thereof that is applied to the Highspeedrotarytabletpress in the pharmaceutical machine industry, be specifically related to a kind of being used in tablet press machine compressed tablets process pharmaceutical machine and the method for work thereof that sheet rejects of will giving up.
Background technology
Highspeedrotarytabletpress with the operation principle that powder shape raw material is pressed into tablet is, main motor drives turntable by transmission mechanism (being belt pulley and worm gear) and rotates, under the mating reaction of force application mechanism (comprising: upper and lower eccentric shaft and upper and lower main pinch roller) and upper and lower guide rail, control the reciprocating motion of upper and lower jumper bar, and finish do action: attal---quantitative---precompressed---main pressure---slice.
Relevant Highspeedrotarytabletpress can be referring to the disclosed a kind of rotary tabletting press that is used for producing from tablet material tablet of: Chinese patent literature CN1524684; The disclosed a kind of method that is used to control tablet press machine of Chinese patent literature CN1666735A; The disclosed a kind of rotary tablet machine of Chinese patent literature CN1545445A; The disclosed a kind of tablet press machine of Chinese patent literature CN1511084A; The disclosed a kind of multi-functional pressing mechanism rotary press of Chinese patent literature CN2454123Y; The disclosed a kind of rotary powder compression molding machine of Chinese patent literature CN1543398A.
In Highspeedrotarytabletpress compressing tablet production process, often improper because of the material particles degree, filling is inhomogeneous and reason such as punch die adhesion causes main pressure pressure value excessive, too small or tablet surface is of poor quality, thereby cause the tablet of some press formings defective, promptly form useless sheet.Described useless sheet is rejected by the monolithic waste picking system so must finish to tablet " slice " operating mode section " the main pressure ", the slice pin of tablet press machine imports the certified products passage with qualified tablet then.
At present, both at home and abroad the monolithic waste picking system that adopted of Highspeedrotarytabletpress is made up of the combination of output dish, the sheet re-detection mechanism and the inspection rejects executing agency that connect with the force application mechanism of tablet press machine usually.
There are following deficiency in the monolithic inspection rejects pattern and the structure of above-mentioned prior art:
1, the inspection rejects accuracy rate is low.In the prior art, with the punch die number is the monolithic inspection rejects pulse signal of input variable, resolution ratio is low, limited its maximal pressure sheet speed of production (single discharging type is no more than per hour 140,000) that is suitable for, and the control of single-hole nozzle structure and single solenoid directional control valve, all can cause the useless motion state instability of sheet before entering recovery approach, the high requirement that the monolithic that can't satisfy useless sheet rejects, continuous two or multi-disc are rejected, the probability that causes useless sheet to sneak into certified products is higher, has influenced tablet quality; Also there be more qualified to be entrained in the useless sheet recovery approach in addition, influenced production cost and efficient by the inspection rejects action.
2, adaptivity is poor.Existing is the monolithic waste picking system of input variable with the punch die number, when speed of production changes, particularly in the process of turntable continuous speed adjustment, can't dynamically adjust the width of described monolithic inspection rejects pulse signal, therefore can't accurately calculate the pulse width between the two secondary punch dies, thereby cause the error of useless sheet location big, promptly the control parameter of monolithic inspection rejects can not adapt to the variation of speed of production automatically, must recalibrate.
Summary of the invention:
It is the monolithic rejection device and the method for work thereof of the good Highspeedrotarytabletpress of adaptability that purpose of the present invention, the control parameter that just provides a kind of inspection rejects accuracy rate height, monolithic inspection rejects can adapt to automatically that speed of production changes.
To achieve these goals, the invention provides a kind of monolithic rejection device of Highspeedrotarytabletpress, comprising:
Central control unit;
Sheet re-detection mechanism is used for the main pressure pressure value for each secondary punch die of central control unit real time record tablet press machine;
The combination of output dish is arranged on tablet press machine turntable below, is used to generate with the master of described each secondary punch die press the contraposition signal that work is associated, for the corresponding relation of described each the main pressure pressure value of central control unit real time record and each secondary punch die;
Pneumatic waste picking system is used for being provided for rejecting the dynamic air-flow of useless sheet under the control of central control unit;
Also comprise the advance disk combination that is arranged on the tablet press machine main motor, be used for generating and the corresponding compensated pulse signal of main motor output shaft angular speed; Central control unit judges whether to start the inspection rejects program according to described each main pressure pressure value; When starting the inspection rejects program, central control unit goes out to exist the punch die of useless sheet to run to the time point at the nozzle bore place of pneumatic waste picking system with the tablet press machine turntable by described compensated pulse signal and contraposition calculated signals, and trigger pneumatic waste picking system at described time point, with blow off low punch sheet profile and import the waste recovery passage of described useless sheet.
In the technique scheme, main motor is driven by the program-control frequency converting device that links with central control unit; The advance disk combination comprises: the compensation sensor that is arranged on the compensation code-disc on the main motor output shaft and is fixedly installed on compensation code-disc one side and links with central control unit; The compensation code-disc is provided with a plurality of counting holes that are uniformly distributed on the circumference, and compensation sensor and described each counting hole place circumference are oppositely arranged, to produce described compensated pulse signal when the compensation codes disc spins; Central control unit is by the angular speed of described compensated pulse signal detection main motor output shaft, and controls described angular speed by program-control frequency converting device.
In the technique scheme, the combination of described output dish comprises: be arranged on tablet press machine turntable below and with the counting code-disc of the coaxial rotation of turntable, with central control unit link play point sensor and punch die is counted sensor; The counting code-disc is provided with a plurality of counting holes that are uniformly distributed on the circumference, and the number of counting hole equates with the secondary number of the punch die of tablet press machine; Counting also is provided with on the code-disc with described each counting hole concentric but the starting point hole on the circumference of different-diameter, and one of starting point hole and described counting hole are arranged on the described concentrically ringed same radial line; Punch die is counted sensor and is fixedly installed on counting one side of code-disc and relative with the circumference at described each counting hole place, to generate the punch die pulse signal when the count code disc spins, play the side that point sensor is fixedly installed on the counting code-disc, when the count code disc spins, exist a position to make point sensor coaxial relative, to generate and the corresponding starting point pulse signal of counting code-disc turnover frequency with described starting point hole; Described contraposition signal comprises punch die pulse signal and starting point pulse signal; Central control unit is by punch die pulse signal and starting point pulse signal, the corresponding relation of described each the main pressure pressure value of real time record and each secondary punch die; The ratio of the frequency of punch die pulse signal and starting point pulse signal is the secondary number of described punch die; The frequency of described compensated pulse signal is 20 times of punch die pulse signal frequency at least.
Two solenoid directional control valves that in the technique scheme, described pneumatic waste picking system comprises the source of the gas treatment element, link with the source of the gas treatment element, link with two solenoid directional control valve outputs respectively and be arranged on nozzle bore on the slice pin.
In the technique scheme, the slice pin front side of tablet press machine, the porch of described useless sheet passage are provided with the derivation baffle plate, are used for useless sheet and certified products isolation and the sheet importing waste recovery passage that will give up; Derive the single shaft connector that baffle plate comprises curved baffle and is used for fixing the curved baffle position.
In the technique scheme, on the back-up block of tablet press machine and support, be respectively equipped with upper and lower eccentric shaft; Be respectively equipped with upper and lower main pinch roller on the upper and lower eccentric shaft, with upper and lower guide rail mating reaction, do relatively reciprocating motion respectively with the upper and lower jumper bar of controlling every secondary punch die; Described re-detection mechanism comprises: the pressure sensor and the connecting rod that are arranged at eccentric shaft one end and link with central control unit; Upper and lower eccentric shaft links by connecting rod, so that the main pressure pressure value of each secondary punch die of pressure sensor real time record tablet press machine.
The method of work of the monolithic rejection device of above-mentioned Highspeedrotarytabletpress comprises the steps:
A, when the Highspeedrotarytabletpress operate as normal, advance disk combination generates the angular speed corresponding compensation pulse signal with the main motor output shaft;
B, central control unit pass through the main pressure pressure value of sheet re-detection mechanism each secondary punch die of real time record;
C, the combination of output dish generate the relevant contraposition signal of main pressure with described each secondary punch die, for the corresponding relation of the described main pressure pressure value of central control unit real time record and each secondary punch die;
D, central control unit judge according to described main pressure pressure value whether the tablet in each secondary punch die is useless sheet; When described main pressure pressure value exceeded preset range, central control unit judged that promptly the tablet in the corresponding punch die is useless sheet and starts the inspection rejects program; Central control unit goes out to exist useless sheet by described compensated pulse signal and contraposition calculated signals punch die runs to the time point at the nozzle bore place of pneumatic waste picking system with the tablet press machine turntable, and triggers pneumatic waste picking system with blow off low punch sheet profile and import the waste recovery passage of described useless sheet at this time point.
In the technique scheme, the angular speed of the compensated pulse signal detection main motor output shaft that central control unit produces by described compensation sensor, and control described angular speed by described program-control frequency converting device.
In the technique scheme, the compensation code-disc of advance disk combination is with the coaxial rotation of main motor output shaft, and compensation sensor produces the compensated pulse signal simultaneously; Counting code-disc and the coaxial rotation of turntable in the combination of output dish, punch die is counted the sensor generation and is pressed the corresponding punch die pulse signal of work with the master of described each secondary punch die simultaneously, and a point sensor produces and counts the corresponding starting point pulse signal of code-disc turnover frequency; Described contraposition signal comprises punch die pulse signal and starting point pulse signal; Central control unit is by punch die pulse signal and starting point pulse signal, the corresponding relation of described each the main pressure pressure value of real time record and each secondary punch die; The frequency of described compensated pulse signal is 20 times of punch die pulse signal frequency at least.
In the technique scheme, when central control unit triggers pneumatic waste picking system, promptly trigger the solenoid directional control valve in the pneumatic waste picking system synchronously, make it get electric work, and by the high pressure draught that imports from the source of the gas treatment element sheet low punch sheet profile of blowing off of will giving up, and import the waste recovery passage by the curved baffle sheet that will give up.
" main pressure pressure value " among the present invention is meant main pressing makes station, by the upper and lower main pinch roller of force application mechanism respectively the drift by upper and lower punch die in middle mould to moulding tablet applied pressure value.The shape of tablet is by the shape decision of the drift sheet profile of upper and lower punch die.
Compared with prior art, the present invention has following tangible advantage: (1) the present invention is simple and reasonable, be easy to processing and manufacturing, mounting or dismounting and maintenance, and the monolithic inspection rejects is effective, can be widely used in the heavy rotary tablet machine of various automatic control strips; Among the present invention, set up advance disk combination, run to the time point at the nozzle bore place of pneumatic waste picking system with the tablet press machine turntable to accurately calculate the punch die that there is useless sheet, but monolithic reject, continuous two or continuously multi-disc reject inspection rejects accuracy rate and efficient height; Central control unit is by the variation of advance disk combine detection speed of production, and adjustment control parameter, so adaptivity is good.(2) pneumatic waste picking system of the present invention adopts the inspection rejects nozzle of double-pore structure, and the inspection rejects solenoid directional control valve also adopts the bivalve synchronous control mode, can guarantee the enough inspection rejects throughputs of moment generation, and the speed of production adaptivity is strong, and good stability has improved production efficiency.(3) among the present invention, the curved baffle of derivation baffle plate is fixed by the single shaft connector, has both made things convenient for qualified adjusting of crossing sheet mouth aperture of different sizes, in time isolates the useless sheet of being picked out with derivation, make it to enter reliably the waste recovery passage of slice device, can guarantee that again qualified is passed through smoothly.(4) among the present invention, the compensated pulse signal frequency that compensation sensor produces is high more with respect to the multiple of punch die pulse signal frequency, and inspection rejects is just accurate more, realizes that the reliability of continuous multi-disc rejecting is just high more.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the structural representation of advance disk combination;
Fig. 3 is the structural representation of output dish combination;
Fig. 4 is pneumatic waste picking system schematic diagram;
Fig. 5 is that the A of the inspection rejects executing agency among Fig. 1 is to view;
Fig. 6 is that the B of the inspection rejects executing agency among Fig. 5 is to view;
Fig. 7 is the K-K cutaway view among Fig. 6;
Fig. 8 is the counting code-disc among Fig. 3.
Among the figure, the combination of 1-advance disk, the combination of 2-output dish, 3-pneumatic waste picking system, 4-slice pin, 5-derivation baffle plate; 6-compensation code-disc, 7-compensation sensor, 8-counting code-disc, 8-1-counting hole, 8-2-starting point hole, 9-playing point sensor, 10-punch die is counted sensor; 11-source of the gas treatment element, 12-solenoid directional control valve, 13-nozzle bore, 14-turntable, 15-back-up block, 16-curved baffle, 17-main motor, 18-single shaft connector, 19,20-upper and lower eccentric shaft, 21,22-upper and lower main pinch roller, 23,24-upper and lower jumper bar, 25-waste recovery passage, 26-certified products passage, 27-pressure sensor, 28-connecting rod, 29-support, 30-middle mould, 31,32-upper and lower guide rail.
The specific embodiment
(embodiment 1)
As Fig. 1, be respectively equipped with upper and lower eccentric shaft 19 and 20 on the support 29 of tablet press machine and the back-up block 15; Be respectively equipped with upper and lower main pinch roller 21 and 22 on the upper and lower eccentric shaft 19 and 20, with the mating reaction of upper and lower guide rail 31 and 32, do relatively reciprocating motion respectively with the upper and lower jumper bar 23 and 24 of controlling every secondary punch die, and in middle mould 30 with the tablet press moulding.
As Fig. 1,2 and 4, the monolithic rejection device of the Highspeedrotarytabletpress of present embodiment comprises: central control unit, sheet re-detection mechanism, be arranged on advance disk combination 1 on the tablet press machine main motor 17, be arranged on the combination 2 of output dish and the pneumatic waste picking system 3 of tablet press machine turntable below.
Central control unit is programmable logic controller (PLC) PLC.
Described re-detection mechanism comprises: the pressure sensor 27 and the connecting rod 28 that are arranged at eccentric shaft 19 1 ends and link with central control unit; Upper and lower eccentric shaft 19 and 20 is by connecting rod 28 interlocks, so that the main pressure pressure value of pressure sensor 27 each secondary punch die of real time record tablet press machine.
As Fig. 2, advance disk combination 1 comprises: the compensation sensor 7 that is arranged on the compensation code-disc 6 on main motor 17 output shafts and is arranged on compensation code-disc 6 one sides and links with central control unit.Compensation code-disc 6 is provided with a plurality of counting holes that are uniformly distributed on the circumference, the secondary number approximately equal of the number of counting hole and the punch die of tablet press machine.As the secondary number of the punch die of tablet press machine can be 16,20,24,26,28,32,40,45,55 and 65, and the number of the counting hole of its corresponding compensation code-disc 6 can be 16,20,23,27,28,30,38,46,52 and 68.Its difference is positive and negative 6 to the maximum.
As Fig. 3, described output dish combination 2 comprises: be arranged on tablet press machine turntable 14 belows and with the counting code-disc 8 of turntable 14 coaxial rotations, with central control unit link play point sensor 9 and punch die is counted sensor 10.Playing point sensor 9 and punch die counts sensor 10 and is high speed metal proximity transducer.
As Fig. 8, counting code-disc 8 is provided with a plurality of counting hole 8-1 (when production application, counting hole 8-1 can design different numbers according to actual needs) that are uniformly distributed on the circumference, and the number of counting hole 8-1 equates with the secondary number of the punch die of tablet press machine; Counting also is provided with on the code-disc 8 with described each counting hole concentric but the starting point hole 8-2 on the circumference of different-diameter, and one of starting point hole 8-2 and described counting hole are arranged on the described concentrically ringed same radial line.Punch die is counted sensor 10 and is fixedly installed on counting one side of code-disc 8 and relative with the circumference at described each counting hole place.Play the side that point sensor 9 is fixedly installed on counting code-disc 8, when 8 rotations of counting code-disc, exist a position to make point sensor 9 relative, to generate and the corresponding starting point pulse signal of counting code-disc 8 turnover frequencies with described starting point hole.Described contraposition signal comprises punch die pulse signal and starting point pulse signal; Central control unit is by punch die pulse signal and starting point pulse signal, the corresponding relation of described each the main pressure pressure value of real time record and each secondary punch die; The ratio of the frequency of punch die pulse signal and starting point pulse signal is described punch die number; The frequency of described compensated pulse signal is 39 times (multiple is high more, and inspection rejects is just accurate more) of punch die pulse signal frequency.
As Fig. 4, pneumatic waste picking system 3 comprises source of the gas treatment element 11, with two solenoid directional control valves 12 that source of the gas treatment element 11 links, links with two solenoid directional control valve 12 outputs respectively and is arranged on nozzle bore 13 on the slice pin 4.
As Fig. 5, the porch of slice pin 4 front sides of tablet press machine, described useless sheet passage is provided with derives baffle plate 5, is used for useless sheet and certified products isolation and the sheet importing waste recovery passage 25 that will give up.
As Fig. 5-6, derive the single shaft connector 18 that baffle plate 5 comprises curved baffle 16 and is used for fixing curved baffle 16 positions.
As Fig. 7, single shaft connector 18 is convenient to regulate the aperture of deciding curved baffle 16, to adapt to qualified needs that pass through of different sizes.
" main pressure pressure value " in the present embodiment is meant main pressing makes station, by the upper and lower main pinch roller of force application mechanism respectively by upper and lower punch die in middle mould to moulding tablet applied pressure value.
The method of work of the monolithic rejection device of above-mentioned Highspeedrotarytabletpress comprises: when the Highspeedrotarytabletpress operate as normal, advance disk combination 1 generates the angular speed corresponding compensation pulse signal with main motor 17 output shafts; Central control unit is by the main pressure pressure value of sheet re-detection mechanism each secondary punch die of real time record; Output dish combination 2 generates the relevant contraposition signal of main pressure with described each secondary punch die, for the corresponding relation of the described main pressure pressure value of central control unit real time record and each secondary punch die; Central control unit judges according to described main pressure pressure value whether the tablet in each secondary punch die is useless sheet; When described main pressure pressure value exceeded preset range, central control unit judged that promptly the tablet in the corresponding punch die is useless sheet and starts the inspection rejects program; Central control unit goes out to exist useless sheet by described compensated pulse signal and contraposition calculated signals punch die runs to the time point at nozzle bore 13 places of pneumatic waste picking system 3 with the tablet press machine turntable, and triggers pneumatic waste picking system 3 with blow off low punch sheet profile and import waste recovery passage 25 of described useless sheet at this time point.
Central control unit is by the angular speed of described compensated pulse signal detection main motor 17 output shafts, and controls described angular speed by described program-control frequency converting device, with the speed of production of dynamic adjustment tablet press machine.
The compensation code-disc 6 of advance disk combination 1 is with the coaxial rotation of main motor 17 output shafts, and compensation sensor 7 produces the compensated pulse signal simultaneously; Counting code-disc 8 and turntable 14 coaxial rotations in the output dish combination 2, punch die is counted sensor 10 generations and is pressed the corresponding punch die pulse signal of work with the master of described each secondary punch die simultaneously, plays point sensor 9 generations and counts the corresponding starting point pulse signal of code-disc 8 turnover frequencies; Described contraposition signal comprises punch die pulse signal and starting point pulse signal; Central control unit is by punch die pulse signal and starting point pulse signal, the corresponding relation of described each the main pressure pressure value of real time record and each secondary punch die; The frequency of described compensated pulse signal is 39 times of the punch die pulse signal frequency (in other embodiments, can be 20 times, 40 times or 60 times etc.).
When central control unit triggers pneumatic waste picking system 3, promptly trigger the solenoid directional control valve 12 in the pneumatic waste picking system synchronously, make its simultaneously electric work, and by the high pressure draught that imports from the source of the gas treatment element 11 sheet low punch sheet profile of blowing off of will giving up, and import waste recovery passage 25 by curved baffle 16 sheet that will give up.Remaining qualified tablet enters certified products passage 26 under the effect of slice pin 4.
(embodiment 2)
On the basis of embodiment 1, the advance disk of present embodiment combination 1 can also have following distortion:
Compensation code-disc 6 is provided with 50 counting holes that are uniformly distributed on the circumference.The secondary number of the punch die of tablet press machine is 55.
Obviously, the above embodiment of the present invention only is for example of the present invention clearly is described, and is not to be qualification to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all embodiments.And these belong to conspicuous variation or the change that spirit of the present invention extended out and still are among protection scope of the present invention.
Claims (10)
1, a kind of monolithic rejection device of Highspeedrotarytabletpress comprises:
Central control unit;
Sheet re-detection mechanism is used for the main pressure pressure value for each secondary punch die of central control unit real time record tablet press machine;
Output dish combination (2) is arranged on tablet press machine turntable (14) below, is used to generate with the master of described each secondary punch die press the contraposition signal that work is associated, for the corresponding relation of described each the main pressure pressure value of central control unit real time record and each secondary punch die;
Pneumatic waste picking system (3) is used for being provided for rejecting the dynamic air-flow of useless sheet under the control of central control unit;
It is characterized in that: also comprise the advance disk combination (1) that is arranged on the tablet press machine main motor (17), be used for generating and the corresponding compensated pulse signal of main motor output shaft angular speed;
Central control unit judges whether to start the inspection rejects program according to described each main pressure pressure value; When starting the inspection rejects program, central control unit goes out to exist useless sheet by described compensated pulse signal and contraposition calculated signals punch die runs to the time point that the nozzle bore (13) of pneumatic waste picking system (3) is located with the tablet press machine turntable, and trigger pneumatic waste picking system (3) at described time point, with blow off low punch sheet profile and import waste recovery passage (25) of described useless sheet.
2, the monolithic rejection device of Highspeedrotarytabletpress according to claim 1 is characterized in that:
Main motor (17) is driven by the program-control frequency converting device that links with central control unit;
Advance disk combination (1) comprising: the compensation sensor (7) that is arranged on the compensation code-disc (6) on main motor (17) output shaft and is fixedly installed on compensation code-disc (6) one sides and links with central control unit; Compensation code-disc (6) is provided with a plurality of counting holes that are uniformly distributed on the circumference, and compensation sensor (7) is oppositely arranged with described each counting hole place circumference, to produce described compensated pulse signal when compensation code-disc (6) rotates; Central control unit is by the angular speed of described compensated pulse signal detection main motor (17) output shaft, and controls described angular speed by program-control frequency converting device.
3, the monolithic rejection device of Highspeedrotarytabletpress according to claim 2 is characterized in that:
Described output dish combination (2) comprising: be arranged on tablet press machine turntable (14) below and with the counting code-disc (8) of the coaxial rotation of turntable (14), with central control unit link play point sensor (9) and punch die is counted sensor (10);
Counting code-disc (8) is provided with a plurality of counting holes (8-1) that are uniformly distributed on the circumference, and the number of counting hole (8-1) equates with the secondary number of the punch die of tablet press machine; Also be provided with on counting code-disc (8) with described each counting hole concentric but the starting point hole (8-2) on the circumference of different-diameter, and starting point hole (8-2) is arranged on the described concentrically ringed same radial line with one of described counting hole;
Punch die is counted sensor (10) and is fixedly installed on counting code-disc one side of (8) and relative with the circumference at described each counting hole place, to generate the punch die pulse signal when counting code-disc (8) rotation;
Play the side that point sensor (9) is fixedly installed on counting code-disc (8), when counting code-disc (8) rotation, exist a position to make point sensor (9) coaxial relative, to generate and the corresponding starting point pulse signal of counting code-disc (8) turnover frequency with described starting point hole;
Described contraposition signal comprises punch die pulse signal and starting point pulse signal; Central control unit is by punch die pulse signal and starting point pulse signal, the corresponding relation of described each the main pressure pressure value of real time record and each secondary punch die; The ratio of the frequency of punch die pulse signal and starting point pulse signal is the secondary number of described punch die; The frequency of described compensated pulse signal is 20 times of punch die pulse signal frequency at least.
4, the monolithic rejection device of Highspeedrotarytabletpress according to claim 1 is characterized in that: two solenoid directional control valves (12) that described pneumatic waste picking system (3) comprises source of the gas treatment element (11), link with source of the gas treatment element (11), link with two solenoid directional control valves (12) output respectively and be arranged on nozzle bore (13) on the slice pin (4).
5, the monolithic rejection device of Highspeedrotarytabletpress according to claim 4, it is characterized in that: the porch of slice pin (4) front side of tablet press machine, useless sheet passage is provided with derives baffle plate (5), is used for useless sheet and certified products isolation and the sheet importing waste recovery passage (25) that will give up; Derive the single shaft connector (18) that baffle plate (5) comprises curved baffle (16) and is used for fixing curved baffle (16) position.
6, according to the monolithic rejection device of claim 1,2,3 or 5 described Highspeedrotarytabletpress, it is characterized in that: on the back-up block (15) of tablet press machine and support (29), be respectively equipped with upper and lower eccentric shaft (19,20); Be respectively equipped with upper and lower main pinch roller (21,22) on the upper and lower eccentric shaft (19,20), with upper and lower guide rail (31,32) mating reaction, do relatively reciprocating motion respectively with the upper and lower jumper bar (23,24) of controlling every secondary punch die;
Described re-detection mechanism comprises: be arranged at eccentric shaft (19) one ends and pressure sensor (27) that links with central control unit and connecting rod (28); Upper and lower eccentric shaft (19,20) is by connecting rod (28) interlock, so that the main pressure pressure value of each secondary punch die of pressure sensor (27) real time record tablet press machine.
7, according to the method for work of the monolithic rejection device of any described Highspeedrotarytabletpress of claim 1-6, comprise the steps:
A, when the Highspeedrotarytabletpress operate as normal, advance disk combination (1) generates the angular speed corresponding compensation pulse signal with main motor (17) output shaft;
B, central control unit pass through the main pressure pressure value of sheet re-detection mechanism each secondary punch die of real time record;
C, output dish combination (2) generate the relevant contraposition signal of main pressure with described each secondary punch die, for the corresponding relation of the described main pressure pressure value of central control unit real time record and each secondary punch die;
D, central control unit judge according to described main pressure pressure value whether the tablet in each secondary punch die is useless sheet; When described main pressure pressure value exceeded preset range, central control unit judged that promptly the tablet in the corresponding punch die is useless sheet and starts the inspection rejects program; Central control unit goes out to exist useless sheet by described compensated pulse signal and contraposition calculated signals punch die runs to the time point that the nozzle bore (13) of pneumatic waste picking system (3) is located with the tablet press machine turntable, and triggers pneumatic waste picking system (3) with blow off low punch sheet profile and import waste recovery passage (25) of described useless sheet at this time point.
8, the method for work of the monolithic rejection device of Highspeedrotarytabletpress according to claim 2 is characterized in that: comprise the steps:
A, when the Highspeedrotarytabletpress operate as normal, advance disk combination (1) generates the angular speed corresponding compensation pulse signal with main motor (17) output shaft; Central control unit makes up the angular speed of compensated pulse signal detection main motor (17) output shaft that the compensation sensor (7) in (1) produces by described advance disk, and controls described angular speed by program-control frequency converting device;
B, central control unit pass through the main pressure pressure value of sheet re-detection mechanism each secondary punch die of real time record;
C, output dish combination (2) generate the relevant contraposition signal of main pressure with described each secondary punch die, for the corresponding relation of the described main pressure pressure value of central control unit real time record and each secondary punch die;
D, central control unit judge according to described main pressure pressure value whether the tablet in each secondary punch die is useless sheet; When described main pressure pressure value exceeded preset range, central control unit judged that promptly the tablet in the corresponding punch die is useless sheet and starts the inspection rejects program; Central control unit goes out to exist useless sheet by described compensated pulse signal and contraposition calculated signals punch die runs to the time point that the nozzle bore (13) of pneumatic waste picking system (3) is located with the tablet press machine turntable, and triggers pneumatic waste picking system (3) with blow off low punch sheet profile and import waste recovery passage (25) of described useless sheet at this time point.
9, the method for work of the monolithic rejection device of Highspeedrotarytabletpress according to claim 3 is characterized in that: comprise the steps:
A, when the Highspeedrotarytabletpress operate as normal, the compensation code-disc (6) of advance disk combination (1) is with the coaxial rotation of main motor (17) output shaft, and while compensation sensor (7) produces the angular speed corresponding compensation pulse signal with main motor (17) output shaft;
B, central control unit pass through the main pressure pressure value of sheet re-detection mechanism each secondary punch die of real time record;
C, output dish combination (2) generate the relevant contraposition signal of main pressure with described each secondary punch die, for the corresponding relation of the described main pressure pressure value of central control unit real time record and each secondary punch die; Wherein, described contraposition signal comprises punch die pulse signal and starting point pulse signal; Counting code-disc (8) and the coaxial rotation of turntable (14) in the described output dish combination (2), punch die is counted sensor (10) generation and is pressed the corresponding punch die pulse signal of work with the master of described each secondary punch die simultaneously, plays point sensor (9) generation and counts the corresponding starting point pulse signal of code-disc (8) turnover frequency; Central control unit is by punch die pulse signal and starting point pulse signal, the corresponding relation of described each the main pressure pressure value of real time record and each secondary punch die; The frequency of described compensated pulse signal is 20 times of punch die pulse signal frequency at least;
D, central control unit judge according to described main pressure pressure value whether the tablet in each secondary punch die is useless sheet; When described main pressure pressure value exceeded preset range, central control unit judged that promptly the tablet in the corresponding punch die is useless sheet and starts the inspection rejects program; Central control unit goes out to exist useless sheet by described compensated pulse signal and contraposition calculated signals punch die runs to the time point that the nozzle bore (13) of pneumatic waste picking system (3) is located with the tablet press machine turntable, and triggers pneumatic waste picking system (3) with blow off low punch sheet profile and import waste recovery passage (25) of described useless sheet at this time point.
10, the method for work of the monolithic rejection device of Highspeedrotarytabletpress according to claim 5 is characterized in that: comprise the steps:
A, when the Highspeedrotarytabletpress operate as normal, advance disk combination (1) generates the angular speed corresponding compensation pulse signal with main motor (17) output shaft;
B, central control unit pass through the main pressure pressure value of sheet re-detection mechanism each secondary punch die of real time record;
C, output dish combination (2) generate the relevant contraposition signal of main pressure with described each secondary punch die, for the corresponding relation of the described main pressure pressure value of central control unit real time record and each secondary punch die;
D, central control unit judge according to described main pressure pressure value whether the tablet in each secondary punch die is useless sheet; When described main pressure pressure value exceeded preset range, central control unit judged that promptly the tablet in the corresponding punch die is useless sheet and starts the inspection rejects program; Central control unit goes out to exist useless sheet by described compensated pulse signal and contraposition calculated signals punch die runs to the time point that the nozzle bore (13) of pneumatic waste picking system (3) is located with the tablet press machine turntable, and triggers pneumatic waste picking system (3) with blow off low punch sheet profile and import waste recovery passage (25) of described useless sheet at this time point; When central control unit triggers pneumatic waste picking system (3), promptly trigger the solenoid directional control valve (12) in the pneumatic waste picking system synchronously, make it get electric work, and by the high pressure draught that imports from source of the gas treatment element (11) the sheet low punch sheet profile of blowing off of will giving up, and import waste recovery passage (25) by curved baffle (16) sheet that will give up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610111699 CN100480032C (en) | 2006-08-23 | 2006-08-23 | Single slice waste removing device of high-speed ration type preforming machine and operating procedure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610111699 CN100480032C (en) | 2006-08-23 | 2006-08-23 | Single slice waste removing device of high-speed ration type preforming machine and operating procedure thereof |
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| Publication Number | Publication Date |
|---|---|
| CN101130286A CN101130286A (en) | 2008-02-27 |
| CN100480032C true CN100480032C (en) | 2009-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610111699 Expired - Fee Related CN100480032C (en) | 2006-08-23 | 2006-08-23 | Single slice waste removing device of high-speed ration type preforming machine and operating procedure thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3733393A1 (en) * | 2019-04-05 | 2020-11-04 | Fette Compacting GmbH | Stripping device for a rotary press |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104368543A (en) * | 2014-11-13 | 2015-02-25 | 北京翰林航宇科技发展股份公司 | Individual rejected tablet removal mechanism and tablet press |
| CN105963137A (en) * | 2016-06-07 | 2016-09-28 | 张大伟 | Rotary tablet press special for preparing large special-shaped traditional Chinese medicine eight-dainty cake tablets |
| DE102017130885B4 (en) | 2017-12-21 | 2020-01-23 | Fette Compacting Gmbh | Method for regulating the rotor speed of a rotor of a rotary tablet press and rotary tablet press |
| CN109774227A (en) * | 2019-01-23 | 2019-05-21 | 北京新龙立科技有限公司 | Disc punching detection device and method |
-
2006
- 2006-08-23 CN CN 200610111699 patent/CN100480032C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3733393A1 (en) * | 2019-04-05 | 2020-11-04 | Fette Compacting GmbH | Stripping device for a rotary press |
| US11020928B2 (en) | 2019-04-05 | 2021-06-01 | Fette Compacting Gmbh | Removal apparatus and rotary press |
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| Publication number | Publication date |
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| CN101130286A (en) | 2008-02-27 |
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