EP2707209B1 - Dispositif de compression pour une presse et presse à plateau tournant - Google Patents

Dispositif de compression pour une presse et presse à plateau tournant Download PDF

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Publication number
EP2707209B1
EP2707209B1 EP12719262.3A EP12719262A EP2707209B1 EP 2707209 B1 EP2707209 B1 EP 2707209B1 EP 12719262 A EP12719262 A EP 12719262A EP 2707209 B1 EP2707209 B1 EP 2707209B1
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EP
European Patent Office
Prior art keywords
press
pressing apparatus
pressing
punch
force
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP12719262.3A
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German (de)
English (en)
Other versions
EP2707209A1 (fr
Inventor
Kai Hübner
Werner Seifert
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fette Compacting GmbH
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Fette Compacting GmbH
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Publication date
Application filed by Fette Compacting GmbH filed Critical Fette Compacting GmbH
Publication of EP2707209A1 publication Critical patent/EP2707209A1/fr
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Publication of EP2707209B1 publication Critical patent/EP2707209B1/fr
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Classifications

    • 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
    • B30B11/006—Control arrangements for roller presses
    • 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
    • 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

Definitions

  • the invention relates to a printing device for a press, in particular for a rotary press, wherein the printing device is adapted to cooperate during operation of the press with at least one press ram of the press, so that the at least one press ram in a recording befindliches pressed material, wherein the printing device a Force measuring device for measuring the force exerted by the at least one press ram force applied to the printing device.
  • the invention also relates to a rotary press having a rotor rotatable about a vertical axis, the rotor having upper and lower punch guides for upper and lower rams and a die plate between the ram guides, the rams cooperating with receptacles of the die plate, and at least one Filling and dosing station and with at least one upper pressure device and at least one lower pressure device, which cooperate in operation with the upper press dies and with the lower press dies.
  • Such a rotary press is known, for example from DE 10 2007 057 791 B4 , It comprises upper and lower printing devices, wherein an upper printing device and a lower printing device together form a printing station.
  • Several printing stations are provided, for example a pre-printing station and a main printing station.
  • each printing device comprises a pressure roller which cooperates with the punch heads.
  • force measuring devices On the basis of a force measurement carried out during the pressing process, conclusions can be drawn about the quality of the tablets produced.
  • the force measuring devices are within the Pressure devices arranged and not accessible from the outside in the operating position of the press.
  • the invention has the object to enable a maintenance, repair or replacement of a force measuring device of a printing device in a simple and cost-saving manner.
  • the invention solves the problem on the one hand by a printing device for a rotary press, wherein the printing device is adapted to cooperate with at least one ram of the rotary press during operation of the rotary press, so that the at least one ram presses in a recording befindliches material, wherein the printing device a Force measuring device for measuring the force exerted by the at least one press ram force on the printing device, wherein the force measuring device comprises a pressure piece and a force sensor, which are arranged in a receptacle of the printing device, and wherein at least a portion of the printing device between a closed operating position, in which Pressure element and the force sensor from the outside are not accessible, and an open maintenance position is movable, wherein the pressure piece and / or the force sensor in the open maintenance position are accessible from the outside, so that a e Removal of the pressure piece and / or the force sensor for maintenance, repair or replacement is possible.
  • the rotary press may be a rotary tablet press, as known in the art.
  • the printing device according to the invention may in particular be part of a printing station of the press.
  • at least one upper printing device and at least one lower printing device can be provided, which together form a pre-printing and / or main printing station of the press.
  • the printing device has at least one pressure element, for example a pressure roller, which comes into contact with the press dies during operation of the press and presses these in recordings of the press for the material to be pressed, for example die bores.
  • the material can be powdery. It is pressed in a conventional manner from the press dies to a compact, for example a tablet.
  • the printing device according to the invention also has a force measuring device in a manner known per se. With her is the in operation between the printing device, in particular a pressure element, such as a pressure roller, and the or the press dies measured acting force. From this it is possible to draw conclusions about the quality of the produced compacts.
  • the printing device has a portion which is movable from a closed operating position for the operation of the press in an open maintenance position for maintenance or the like of the force measuring device.
  • the force measuring device arranged within the pressure device is at least partially accessible to an operator, in particular completely. It can thus be a partial or complete removal of the force measuring device for maintenance, repair or replacement with another force measuring device.
  • Disassembly of the printing device, such as a printing element, such as a pressure roller is not required. Rather, it can be made accessible in a simple manner by the separation of the printing device in the field of force measuring device.
  • a maintenance, repair or replacement of the force measuring device compared to the prior art, both in terms of time and in terms of applied by an operator force is greatly simplified.
  • the movable portion remains connected during its movement between the open and the closed operating position at any time with the fixed portion of the printing device.
  • the movable section does not comprise a pressure element, in particular if the movable section does not comprise a pressure roller, it may also be provided that the movable section is released from the fixed section in its open maintenance position.
  • the force measuring device comprises a so-called pressure piece and a force sensor or a so-called load cell , The pressure piece in operation exposed to the forces or pressures is and transmits them to the force sensor. It may be sufficient for maintenance, repair or replacement if only the pressure piece is removed. It may also be sufficient to remove only the force sensor.
  • the force measuring device is not accessible in the closed operating position of the movable portion from the outside substantially. Furthermore, the force measuring device is arranged in a receptacle of the printing device. With these embodiments, the force measuring device is optimally protected during operation of the press.
  • the movable portion of the printing device between the closed operating position and the open maintenance position be pivotable, in particular by means of a pivot bearing.
  • the movable section may be pivotable about a pivot axis that is vertical or inclined about an axis of rotation of a rotor of the press.
  • the pressure device can have, for example, an upper and a lower half or housing half, wherein the force measuring device is received between the two halves. It can then the upper or lower half of the printing device from the connected with the lower and upper half closed operating position of the lower or upper half of the printing device are pivoted away in the open maintenance position.
  • pivoting also includes a twisting the movable portion of the printing device relative to the remaining, fixed portion of the printing device about a common central axis or an internal axis of rotation.
  • the movable portion of the printing device between the closed operating position and the open maintenance position is translationally displaceable.
  • the printing device may comprise a pressure roller, which cooperates with the at least one press ram during operation of the press, wherein the pressure roller is mounted on the movable portion of the printing device.
  • the pressure element of the printing device for example a pressure roller, can be arranged, for example, on a pivotable upper or lower half.
  • the invention thus offers great advantages, since they do not have to be dismantled for access to the force measuring device.
  • the access to the force measuring device in this embodiment is particularly easy.
  • the force measuring device may for example be arranged in a vertically extending pressure roller bolt, on the outside of the pressure roller is attached.
  • the pressure roller is mounted on the non-movable portion of the printing device.
  • the invention also relates to a rotary press having a rotor rotatable about a vertical axis, the rotor having upper and lower punch guides for upper and lower rams and a die plate between the ram guides, the rams cooperating with receptacles of the die plate, and at least one Filling and dosing station, as well as at least one upper pressure device and at least one lower pressure device, which cooperate in operation with the upper ram, wherein the upper pressure device and / or the lower pressure device is formed in the manner described above according to the invention.
  • the die plate can be formed integrally or consist of individual die segments.
  • the recordings can be so-called die holes. Matrizenhülsen may be arranged in the die holes. But this is not mandatory.
  • Fig. 1 shows the structure of a known rotary tablet press.
  • the rotor of the rotary tablet press is shown, which is rotated by a rotary drive, not shown, about a vertical axis, as illustrated by the arrow 12.
  • the rotor has an upper punch guide 14 and a lower punch guide 16 for receiving upper punches 18 and lower punches 20 of the press.
  • the upper punch 18 and lower punch 20 cooperate with receptacles 22 of a die plate 24, in this case die holes, which is arranged between the punch guides 14, 16.
  • the receptacles 22 are supplied with powdered pressing material.
  • the filling device 26 is part of a filling and metering station of the press, which further comprises filling curve elements 28 and metering curve elements 30.
  • the rotor further includes lower ejection cam members 32 and upper elevational cam members 33.
  • the pre-printing station 34 has an upper pressure device 38 with an upper pressure roller 40 and a lower pressure device 42 with a lower pressure roller 44.
  • the main pressure station 36 also comprises an upper pressure device 46 with an upper pressure roller 48 and a lower pressure device 50 with a lower pressure roller 52.
  • the upper and lower punches 18, 20 cooperate with the pressure rollers 40, 44, 48, 52 in a conventional manner to compress the filled into the receptacles 22 pressing material into tablets.
  • 36 downstream is a scraper 54 which at this time from the lower punches 20 on the surface of the die plate 24 pushed tablets in a conventional manner a tablet outlet 56 supplies.
  • the lower pressure devices 42, 50 each include a motor drive 58, 60, with which the vertical distance between the upper pressure rollers 40, 48 and the lower pressure rollers 44, 52 can be varied. As in Fig. 1 illustrated by the arrows marked F, act in the operation of the press between the upper and lower punches 18, 20 and the pressure rollers 40, 44, 48, 52 and the pressure devices 38, 42, 46, 50 carrying these forces. For measuring these forces, force measuring devices are arranged in at least some, preferably all, pressure devices 38, 42, 46, 50.
  • Fig. 2 shows in a perspective view of a printing device according to the invention, which in the in Fig. 1 shown rotary press can be provided.
  • a lower pressure device 62 is shown.
  • printing device 62 has a lower half 64 and an upper half 66 which carries the pressure roller 68 in the example shown.
  • the pressure device 62 is supported by a pressure pin 70 arranged on the lower half 64 in operation on an abutment.
  • the lower half 64 of the printing device 62 has a lower housing 72 with a receptacle 74 for a pressure piece 76 of a force measuring device.
  • the force measuring device also includes a in Fig. 2 at the bottom of the receptacle 74 to be detected force sensor 78. In the in Fig. 2 shown operating position, the pressure piece 76 of the force measuring device is taken for illustration from the receptacle 74.
  • the upper half 66 of the printing device 62 has an upper housing 80, on which the pressure roller 68 is rotatably supported about a horizontal axis 82. Via a pivot bearing 84, the upper housing 80 of the upper half 66 is pivotally connected to a head portion 88 of the lower housing 72 of the lower half 64 about a vertical pivot axis indicated at 86. In this way, the upper half 66 is between the in Fig. 2 shown opened maintenance position in which the force measuring device, in particular the pressure piece 76 and the force sensor 78 are accessible to an operator from the outside, pivotable in a closed operating position, in which the force measuring device, in particular the pressure piece 76 and the force sensor 78 from the outside substantially not are accessible.
  • the printing device 62 Due to the configuration of the printing device 62 according to the invention access to the force measuring device for maintenance, repair or replacement in a simple manner possible without the printing device 62, and in particular their pressure roller 68 must be partially or completely disassembled.
  • the two halves 64, 66 of the printing device 62 remain connected to each other via the pivot bearing 84.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Presses And Accessory Devices Thereof (AREA)
  • Control Of Presses (AREA)

Claims (7)

  1. Dispositif de compression pour une presse à plateau tournant, dans lequel le dispositif de compression (38, 42, 46 50, 62) est réalisé pour coopérer lors du fonctionnement de la presse à plateau tournant avec au moins un poinçon de presse (18, 20) de la presse à plateau tournant de sorte que l'au moins un poinçon de presse (18, 20) presse du matériau se trouvant dans un logement (22), dans lequel le dispositif de compression (38, 42, 46 50, 62) comprend un dispositif dynamométrique (76, 78) pour la mesure de la force exercée par l'au moins un poinçon de presse (18, 20) sur le dispositif de compression (38, 42, 46 50), caractérisé en ce que le dispositif dynamométrique (76, 78) comprend une plaque d'appui (76) et un capteur de force (78) qui sont disposés dans un logement (74) du dispositif de compression (38, 42, 46 50, 62), et qu'au moins une section (66) du dispositif de compression (38, 42, 46 50, 62) peut être déplacée entre une position de fonctionnement fermée dans laquelle la plaque d'appui (76) et le capteur de force (78) ne sont pas accessibles de l'extérieur et une position d'entretien ouverte, dans lequel la plaque d'appui (76) et/ou le capteur de force (78) sont accessibles de l'extérieur dans la position d'entretien ouverte de sorte qu'un enlèvement de la plaque d'appui (76) et/ou du capteur de force (78) pour un entretien, une réparation ou un remplacement est possible.
  2. Dispositif de compression selon la revendication 1, caractérisé en ce que la section pouvant être déplacée (66) du dispositif de compression (38, 42, 46 50, 62) peut être pivotée entre la position de fonctionnement fermée et la position d'entretien ouverte.
  3. Dispositif de compression selon la revendication 2, caractérisé en ce que la section pouvant être déplacée (66) peut être pivotée autour d'un axe de pivotement vertical (86) ou autour d'un axe de pivotement incliné par rapport à un axe de rotation d'un rotor de la presse à plateau tournant.
  4. Dispositif de compression selon la revendication 1, caractérisé en ce que la section pouvant être déplacée du dispositif de compression peut être coulissée par translation entre la position de fonctionnement fermée et la position d'entretien ouverte.
  5. Dispositif de compression selon une des revendications précédentes, caractérisé en ce qu'il comprend un rouleau de compression (40, 44, 48, 52, 68) qui coopère lors du fonctionnement de la presse à plateau tournant avec l'au moins un poinçon de presse (18, 20), dans lequel le rouleau de compression (40, 44, 48, 52, 68) est logé sur la section pouvant être déplacée (66) du dispositif de compression (38, 42, 46 50, 62).
  6. Dispositif de compression selon une des revendications 1 à 4, caractérisé en ce qu'il comprend un rouleau de compression (40, 44, 48, 52, 68) qui coopère lors du fonctionnement de la presse à plateau tournant avec l'au moins un poinçon de presse (18, 20), dans lequel le rouleau de compression (40, 44, 48, 52, 68) est logé sur la section ne pouvant pas être déplacée du dispositif de compression (38, 42, 46 50, 62).
  7. Presse à plateau tournant avec un rotor pouvant tourner autour d'un axe vertical, dans laquelle le rotor présente un guidage de poinçon supérieur et un guidage de poinçon inférieur (14, 16) pour des poinçons de presse supérieurs et inférieurs (18, 20) et un disque de matrice (24) entre les guidages de poinçon (14, 16), dans laquelle les poinçons de presse (18, 20) coopèrent avec des logements (22) du disque de matrice (24), en outre avec au moins une station de remplissage et de dosage, ainsi qu'avec au moins un dispositif de compression supérieur (38, 46) et au moins un dispositif de compression inférieur (42, 50, 62) qui coopèrent lors du fonctionnement avec les poinçons de presse supérieurs (18) et avec les poinçons de presse inférieurs (20), dans laquelle le dispositif de compression supérieur (38, 46) et/ou le dispositif de compression inférieur (42, 50, 62) est réalisé selon une des revendications précédentes.
EP12719262.3A 2011-05-10 2012-04-19 Dispositif de compression pour une presse et presse à plateau tournant Active EP2707209B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011101291.9A DE102011101291B4 (de) 2011-05-10 2011-05-10 Druckeinrichtung für eine Presse und Rundläuferpresse
PCT/EP2012/001690 WO2012152374A1 (fr) 2011-05-10 2012-04-19 Dispositif de compression pour une presse et presse à plateau tournant

Publications (2)

Publication Number Publication Date
EP2707209A1 EP2707209A1 (fr) 2014-03-19
EP2707209B1 true EP2707209B1 (fr) 2016-12-07

Family

ID=46044622

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12719262.3A Active EP2707209B1 (fr) 2011-05-10 2012-04-19 Dispositif de compression pour une presse et presse à plateau tournant

Country Status (6)

Country Link
US (1) US9216553B2 (fr)
EP (1) EP2707209B1 (fr)
JP (1) JP5933693B2 (fr)
CN (1) CN103648757B (fr)
DE (1) DE102011101291B4 (fr)
WO (1) WO2012152374A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104476796B (zh) * 2014-11-07 2016-01-20 重庆麦斯特精密机械有限公司 一种电控式标准试件旋转压料机
CN114641390B (zh) * 2019-10-30 2025-03-04 科施股份公司 具有用于挤压辊单元的外部轴座的用于旋转压片机的挤压辊台

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DE4018453A1 (de) 1990-06-08 1991-12-12 Fette Wilhelm Gmbh Tablettiermaschine
JPH05329690A (ja) * 1992-05-29 1993-12-14 Janome Sewing Mach Co Ltd 電動プレス
JPH11207560A (ja) * 1998-01-29 1999-08-03 Amada Eng Center Co Ltd 一軸方向駆動装置
DE19920379C2 (de) * 1999-05-04 2001-04-19 Fette Wilhelm Gmbh Rundlauf-Tablettiermaschine
JP2001179491A (ja) * 1999-12-27 2001-07-03 Amada Co Ltd ボールネジ駆動装置の摩耗部位偏倚防止機構
DE60126355T2 (de) * 2001-09-05 2007-10-31 Courtoy N.V. Rundlauf-tablettierpresse und verfahren zum reinigen einer presse
DE10207764B4 (de) * 2002-02-23 2005-11-17 Wilhelm Fette Gmbh Verfahren zur Kontrolle der Montage von Einzelkomponenten und/oder Baugruppen einer Tablettiermaschine
DE10251387B4 (de) 2002-11-01 2006-04-27 Ralf Kosan Elektrische Preßvorrichtung
DE102004008321B3 (de) 2004-02-20 2005-11-17 Fette Gmbh Verfahren und Vorrichtung zur Qualitätsüberwachung bei der Herstellung von Tabletten
DE102005040286A1 (de) 2005-08-25 2007-03-01 Basf Ag Mechanisch stabiler Katalysator auf Basis von alpha-Aluminiumoxid
DE102005040186B4 (de) 2005-08-25 2009-11-26 Bayer Gmbh Maschinenfabrik Einpressvorrichtung
DE102007052552B4 (de) * 2007-10-29 2010-01-07 Luxner, Peter, Dipl.-Ing. Verfahren und Vorrichtung zur Ermittlung von Steuer- und Regelparametern für Tablettenpressen
DE102007057791B4 (de) 2007-11-30 2010-12-16 Fette Gmbh Rundlaufpresse
DE102009002449B4 (de) * 2008-04-18 2022-12-22 Korsch Ag Rundläufer-Tablettenpresse
DE102009016406B4 (de) * 2009-04-04 2010-12-16 Fette Gmbh Druckstation in einer Rundläuferpresse

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Also Published As

Publication number Publication date
WO2012152374A1 (fr) 2012-11-15
CN103648757A (zh) 2014-03-19
JP5933693B2 (ja) 2016-06-15
US20140178516A1 (en) 2014-06-26
CN103648757B (zh) 2016-03-16
DE102011101291A1 (de) 2012-11-15
JP2014512969A (ja) 2014-05-29
EP2707209A1 (fr) 2014-03-19
US9216553B2 (en) 2015-12-22
DE102011101291B4 (de) 2014-01-23

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