EP2903811B1 - Procédé de commande d'une presse à poudre céramique ou métallique, et presse à poudre céramique ou métallique - Google Patents

Procédé de commande d'une presse à poudre céramique ou métallique, et presse à poudre céramique ou métallique Download PDF

Info

Publication number
EP2903811B1
EP2903811B1 EP13798548.7A EP13798548A EP2903811B1 EP 2903811 B1 EP2903811 B1 EP 2903811B1 EP 13798548 A EP13798548 A EP 13798548A EP 2903811 B1 EP2903811 B1 EP 2903811B1
Authority
EP
European Patent Office
Prior art keywords
force
press
drive
measured
pressing
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
EP13798548.7A
Other languages
German (de)
English (en)
Other versions
EP2903811A1 (fr
Inventor
Herbert Ludwig GRÖBL
Roland Menzel
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.)
DORST Technologies GmbH and Co KG
Original Assignee
DORST Technologies GmbH and Co KG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by DORST Technologies GmbH and Co KG filed Critical DORST Technologies GmbH and Co KG
Publication of EP2903811A1 publication Critical patent/EP2903811A1/fr
Application granted granted Critical
Publication of EP2903811B1 publication Critical patent/EP2903811B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/003—Apparatus, e.g. furnaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/02—Compacting only
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
    • B28B17/0063—Control arrangements
    • B28B17/0081—Process control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
    • B28B3/02—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
    • B30B1/18—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by screw means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/007—Means for maintaining the press table, the press platen or the press ram against tilting or deflection

Definitions

  • the invention relates to a method with the features of claim 1 for controlling a ceramic and / or metal powder press for pressing a material to be pressed.
  • the invention also relates to a ceramic and / or metal powder press controlled in this way for pressing a pressed material according to claim 7.
  • float can therefore also be described as floating, controlled yielding or controlled readjusted.
  • the tolerance for the synchronous deviations is in particular less than 0.01 mm.
  • Servo controllers that can be used in such screw presses consist of current, speed and position controllers. In principle, force control is not possible with these controllers.
  • the object of the invention is to improve a ceramic and / or metal powder press and a method for controlling a ceramic and / or metal powder press for pressing a material to be pressed using at least one electromotive drive so that more reliable operation is made possible , in particular a force control with at least one floating axis or a floating press ram is made possible.
  • the process should be applicable to such a press, which is equipped with a servo spindle drive.
  • a particularly preferred embodiment consists in a method for controlling a ceramic and / or metal powder press for pressing a pressed material, in which at least one electromotive drive, which adjusts at least one pressing die along a pressing direction, is controlled in such a way that the drive drives the pressing die along a target position path in particular to a respectively current target position of the press ram and the drive is readjusted in the event of a deviation from the position target path, with a measured force acting on the material to be pressed, the press ram or components carrying it as at least one manipulated variable for the readjustment , is used.
  • target positions of at least one press ram are regulated via its at least one electromotive drive as a function of a measured force. Regulation can also be implemented by readjustment using various control and regulating devices which are interconnected.
  • the force of the tool axis is measured in the sensor using suitable sensors or a suitable force measuring device Translational movement measured during an ongoing press cycle.
  • Such a regulation can be implemented for only one press ram of a multiplicity of press rams of such a press or of a tool correspondingly used in such a press. However, such a regulation can also be implemented for several or all press rams of such a press or of such a tool.
  • a further embodiment consists in that the position target path is readjusted as a function of the at least one measured force, the position target path being predefined as a function of a target force according to a further development.
  • each axis can evaluate the respective force independently and regardless of the overall network and can initiate a readjustment.
  • One embodiment consists in that target positions of at least one press ram are calculated and / or regulated as a function of at least one such measured force.
  • the nominal position path is calculated, in particular for one servo axis or several servo axes, in particular calculated such that a tool axis or, in particular, its press stamp follows the programmed force.
  • the position is thus not directly controlled via a direct manipulated variable of a drive, for example a voltage applied to the drive, an applied current or an oil pressure applied to the hydraulic cylinder.
  • a direct manipulated variable of a drive for example a voltage applied to the drive, an applied current or an oil pressure applied to the hydraulic cylinder.
  • the setpoint position itself is changed so that a controlled setpoint or setpoint position is applied to a drive control and then the drive control in turn carries out a control or preferably regulation of the actuating variables of the drive depending on the applied regulated setpoint position. It is therefore preferably a double control chain with two controls connected in series or, in particular, controls.
  • the deviation is a force-control deviation between the measured force and the target force is converted into a target position control variable that can be implemented for a position controller of the control device of at least one drive.
  • a force control deviation is determined and from this a target position control variable is determined, which is used to control the electromotive drive.
  • a spindle pitch of the drive and / or a machine-specific modulus of elasticity is additionally converted into the desired position control variable that can be implemented for the position controller of the at least one drive.
  • the machine-specific modulus of elasticity can refer to individual or all components in the force flow between the side of the press die facing the material to be pressed and the drive or the frame element carrying the drive. Can also be used for different axes or force flows of different modulus of elasticity can be provided.
  • the at least one press ram is adjusted as part of a floating, that is to say in particular floating or controlled, yielding or readjusted axis.
  • a particularly preferred embodiment consists in a ceramic and / or metal powder press for pressing a material to be pressed with at least one electromotive drive which adjusts at least one pressing die along a pressing direction, a control device which is designed to control the drive in such a way that the drive drives the Press ram is moved along a nominal position path to a respective current nominal position of the press ram and the drive adjusts if there is a deviation from the nominal position path, with at least one force measuring device in the press which is used to measure a pressing force that is applied to the material to be pressed, the press stamp or this Components acts, is arranged and wherein the pressing force thus measured forms at least one manipulated variable for the readjustment for the control device.
  • the control device can be an independent component or a control device integrated in the respective drive or its motor, in whole or in part, as in e.g. a servo drive.
  • the one or more drives and force measuring devices can be assigned to one or more press rams or axes which are arranged on a side of the die opening opposite the main pressing force acting on them.
  • a main pressing force can be achieved by an electric motor drive, but optionally also by mechanical, pneumatic or hydraulic drives can be applied.
  • the main pressing force acts in particular via one or more rams, which are arranged on the side of the material to be pressed that is opposite the press ram thus regulated and act on the material to be pressed.
  • a press ram that is entirely or partially subordinate to the main press force, or together with other press rams, can also be regulated in this way, in particular if a plurality of press rams that are adjustable relative to one another by means of electromotive drives are arranged on the side of such a main press force.
  • This also includes the fact that, in the case of an electromotive main pressing force, the axis transmitting this force is also designed as a servo motor and with a spindle drive and can be regulated in such a way that it floats.
  • the press ram is part of a floating axis.
  • the drive moves a press ram relative to at least one press ram arranged at least laterally in the press position.
  • a plurality of press rams are arranged on one side of the die opening, these plurality of press rams being adjustable independently of one another along the pressing direction.
  • only one, several or all of the press rams can be regulated in such an arrangement.
  • a single press stamp of this type is arranged so that it can be adjusted by two or more drives at the same time, a correction value determined, in particular, from the measured force being applied to the drives.
  • such a press stamp is arranged on a so-called plate as a stamp carrier, the plate being adjustable within the framework or tool by means of two or more drives along the pressing direction.
  • a control deviation determined from one or more measured force values can be used to determine a common target position control variable for all affected drives.
  • the drives can also be regulated independently of one another, in particular depending on individually determined measured forces, in order to prevent the plate or the stamp carrier from tilting by means of suitable regulation.
  • An embodiment consists in such a press, in which the control device is designed to control at least one drive by means of a method described in this way.
  • a press equipped with corresponding components is operated using the method for regulating the target positions of at least one press ram depending on at least one measured force.
  • the drive is designed as a servo-motor drive and / or drives a spindle upstream of the press ram.
  • press rams which are adjustable depending on the position, can also be regulated, in particular with electromotive servo spindle drives.
  • a nominal position path of one or more servo axes is calculated based on a measured force such that the tool axis or in particular the press stamp of which follows the programmed force.
  • a ceramic and / or metal powder press 1 comprises a frame 2, in which various other components are accommodated.
  • the further components are connected to the frame 2 in a stationary manner, in some cases they can be adjusted relative to this and relative to one another, in particular along a pressing direction.
  • the central component is a die 3, in the die opening of which one or more plungers 4, 5 are immersed, in particular from below.
  • a material to be pressed 6 can be filled into the die opening in particular above the press punches 4, 5.
  • One or more further press punches 7 can be inserted from above into the die opening filled with pressed material 6 in order to deform the pressed material 6 into a pressed body.
  • the pressed material 6 is in particular a metallic and / or ceramic powdery and / or granular material.
  • the exemplary only one punch 7 is on the underside of an in particular plate-shaped punch holder 8.
  • an electric motor drive 10 which in particular has a servo motor and a spindle rod 9, the punch holder 8 and the press punch 7 can be adjusted back and forth in the pressing direction.
  • a force measuring device 11 is arranged in the area of the illustrated upper frame 2, on which the drive 10 is fastened or arranged, and the press ram 7.
  • the force measuring device 11 can sit, for example, as a load cell on the route between the frame 2 and the press ram 7 between two of the components.
  • the force measuring device 11 is used to measure a pressure force acting between these components and / or a pressing force acting on the pressed material 6 via the press ram 7 and to output it as a measured force F3.
  • a central press ram 5 and a press ram 4 surrounding it in an annular manner are shown by way of example, which enable a contoured press body to be pressed.
  • the central second press stamp 5 is arranged on a plate carrier 12, which is in particular plate-shaped.
  • the stamp carrier 12 is adjustable relative to a lower section of the frame 2 by means of two electromotive drives 15, 16, for example, along the pressing direction.
  • the two drives 15, 16 each have a motor and a spindle rod 13, 14 driven thereby.
  • Force measuring devices 24, 25 are arranged in the area from the frame 2 to the press ram 5 in order to measure an instantaneous pressing force acting via the drives 15, 16 and to output corresponding measured values as the respectively measured force F21 or F22.
  • the central lower, first press ram 4 is arranged on a plate carrier 17, which is in particular plate-shaped.
  • the stamp carrier 17 is adjustable relative to a lower section of the frame 2 by means of two electromotive drives 20, 21, for example, along the pressing direction.
  • the two drives 20, 21 each have a motor and a spindle rod 18, 19 driven thereby.
  • Force measuring devices 22, 23 are arranged in the area from the frame 2 to the press ram 4 in order to measure an instantaneous pressing force acting via the drives 20, 21 and to output corresponding measured values as the respectively measured force F11 or F12.
  • a control device C serves to control and monitor functions of the press 1.
  • the control device C serves, among other things, to control the drives 10, 15, 16, 20, 21.
  • the control device C serves to supply the servo drives or their control loops with control signals for desired movements to be driven.
  • the control device C provides control signals s3, s11, s12, s21 and S22 in particular as control signals for the drives 10, 15, 16, 20, 21.
  • the target position control variables s3, s11, s12, s21 and S22 can be, for example, continuously applied signals or, in particular, temporary difference or control values.
  • the measured forces F3, F11, F12, F21, F22 are applied to the control device C to be taken into account when the pressing method is running.
  • the control device C takes into account a predetermined pressing sequence.
  • the pressing process is based on pressing forces which are to act on the pressing material 6 from the pressing dies 4, 5, 7 during a time course of the pressing process.
  • the current position a can be an actual position of a surface of one of the punches 4, 5, 7 touching the material to be pressed.
  • any other position a in particular, which can be measured or determined in a sufficiently precise manner, can in principle also be used along the distance from the press rams 4, 5, 7 to their drives 13, 16, 20, 21, 10, in particular also one position determined by the drive itself.
  • the nominal position paths as1, as3 are determined as a function of the press forces required for the respective press rams 4, 5, 7 over the course of time t.
  • the first lower press ram 5 is initially moved upwards and is moved somewhat downwards again from a predetermined position.
  • a so-called floating movement is to be carried out by the lower press ram 5, in which the latter gives downwards when the pressing force acting on the material to be pressed 6 from above is too great. It can also be provided that if the level is too low from above Pressing force 6 acting press force readjustment of the lower ram 5 upwards.
  • the control device C determines a control deviation ⁇ K (21) if, for example, the measured force F21 of one of the force measuring devices 25 has a desired force Fs for in particular the measured force value of this force measuring device 25 deviates.
  • a control signal or a target position control variable s21 is applied to the assigned drive 16, which controls readjustment as a function of the control deviation ⁇ K (21).
  • control deviation ⁇ K (21) and thus the target position control variable s21 are thus force-dependent control variables which depend directly on one or possibly more of the measured forces F21.
  • the variables influencing the respective current position a of the corresponding press punches 4, 5, 7 also preferably become additional variables variables influencing the pressing process, such as, in particular, a machine-specific modulus of elasticity E, a spindle pitch and, if appropriate, also current positions of other press punches 4, 5, 7 are taken into account.
  • the respective control deviations ⁇ K (21) and / or the current target position control variables s3, s11, s12, s21, s22 can be determined in different ways during an ongoing pressing process. In principle, a table comparison or a calculation are possible.
  • the knowledge of the specialist or system operator about, for example, a rigidity of the structure, contours and material properties of the tester could also be taken into account in a table with target positions to be moved over time depending on target forces.
  • a calculation is preferred.
  • a simplified model can be used as the basis for a calculation. The deviations of the real object from the model are coupled into the calculation via the target / actual force difference.
  • a target path over the force is calculated in the control device C, which is in particular superimposed on servo controllers. If the setpoint force is set in relation to the actual force during operation, the control deviation ⁇ K of the measured force considered in each case is obtained. Together with the spindle pitch and a machine-specific modulus of elasticity, this control deviation is converted into a target position that can be controlled by the position controller of the servo axis or the drive. If the tool axis or its drive control follows the calculated path, the intended force profile is automatically realized on the axis.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Presses (AREA)
  • Press Drives And Press Lines (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
  • Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)

Claims (11)

  1. Procédé pour commander une presse à poudre de céramique et/ou de métal (1) destinée à presser une matière à presser (6), avec lequel
    - au moins un mécanisme d'entraînement (15, 16 ; 20, 21) électromotorisé, qui positionne au moins un piston de presse (5 ; 4) le long d'une direction de pressage et qui est réalisé sous la forme d'un mécanisme d'entraînement à servomoteur et/ou entraîne une broche (13, 14 ; 18, 19) montée en amont du piston de presse (5 ; 4), est commandé de telle sorte que
    - le mécanisme d'entraînement (15, 16 ; 20, 21) déplace le piston de presse (5 ; 4) le long d'une trajectoire de consigne de position (asl) et
    - le mécanisme d'entraînement est réajusté en cas d'écart par rapport à la trajectoire de consigne de position (asl),
    - au moins une grandeur de commande utilisée pour le réajustement étant une force de pressage (F11, F12) mesurée qui agit sur la matière à presser (6), le piston de presse (4) ou les composants (17 - 19) qui le portent,
    - au moins un piston de presse (5 ; 4) étant positionné le long de la direction de pressage au moyen d'au moins deux mécanismes d'entraînement (15, 16 ; 20, 21),
    - une force de pressage (F21, F22 ; F11, F12) momentanée qui agit par le biais des mécanismes d'entraînement (15, 16) étant respectivement mesurée et des valeurs mesurées correspondantes étant délivrées sous la forme de forces de pressage (F21, F22 ; F11, F12) respectivement mesurées, et que
    - l'écart est un écart de régulation de force (2K(21)) entre la force de pressage (F11, F12) mesurée et la force de consigne (Fs) converti en une grandeur de commande de position de consigne (sll, s12) qui peut être convertie pour un régulateur de position du dispositif de commande (C) au moins dudit mécanisme d'entraînement (20, 21).
  2. Procédé selon la revendication 1, avec lequel un réajustement est effectué par rapport à la trajectoire de consigne de position (asl) en fonction de l'au moins une force (F11, F12) mesurée, la trajectoire de consigne de position (asl) étant notamment prédéfinie en fonction d'une force de consigne (Fs).
  3. Procédé selon la revendication 1 ou 2, avec lequel les positions de consigne d'au moins un piston de presse sont calculées et/ou régulées en fonction d'au moins une telle force (F11, F12) mesurée.
  4. Procédé selon une revendication précédente, avec lequel la trajectoire de consigne de position (asl) pour un axe asservi ou plusieurs axes asservis est calculée à l'aide de la force (F11, F12) mesurée, de sorte qu'un axe d'outil ou son piston de presse suit la force programmée.
  5. Procédé selon une revendication précédente, avec lequel un pas de broche du mécanisme d'entraînement (18 - 21) et/ou une constante de module d'élasticité (E2) spécifique à la machine est en plus converti en la grandeur de commande de position de consigne (sll, s12) qui peut être convertie pour le régulateur de position.
  6. Procédé selon une revendication précédente, avec lequel le piston de presse (4 ; 5) est positionné en tant qu'élément constitutif d'un axe flottant.
  7. Presse à poudre de céramique et/ou de métal (1) destinée à presser une matière à presser (6), comprenant
    - au moins un mécanisme d'entraînement (15, 16 ; 20, 21) électromotorisé, qui positionne au moins un piston de presse (5 ; 4) le long d'une direction de pressage et qui est réalisé sous la forme d'un mécanisme d'entraînement à servomoteur et/ou entraîne une broche (13, 14 ; 18, 19) montée en amont du piston de presse (5 ; 4),
    - un dispositif de commande (C) qui est conçu pour commander le mécanisme d'entraînement (15, 16 ; 20, 21) de telle sorte que
    - le mécanisme d'entraînement (15, 16 ; 20, 21) déplace le piston de presse (5 ; 4) le long d'une trajectoire de consigne de position (asl) du piston de presse (5 ; 4) et
    - réajuste le mécanisme d'entraînement en cas d'écart par rapport à la trajectoire de consigne de position (asl),
    caractérisée par
    - au moins un dispositif de mesure de force (22, 23 ; 24, 25 ; 11) qui est disposé de manière à mesurer une force de pressage (F11, F12) qui agit sur la matière à presser (6), le piston de presse (5) ou les composants (17 - 19) qui le portent,
    - la force de pressage (F11, F12) mesurée formant pour le dispositif de commande (C) au moins une grandeur de commande pour le réajustement,
    - l'écart étant un écart de régulation de force (2K(21)) entre la force (F11, F12) mesurée et la force de consigne (Fs) pouvant être converti en une grandeur de commande de position de consigne (sll, s12) qui peut être convertie pour un régulateur de position du dispositif de commande (C) au moins dudit mécanisme d'entraînement (20, 21), et
    - un tel piston de presse (5 ; 4) individuel étant positionné de manière à pouvoir être positionné simultanément par deux mécanismes d'entraînement (15, 16 ; 20, 21) ou plus, une valeur de correction déterminée à partir de la force (F11, F12) mesurée étant appliquée aux mécanismes d'entraînement (15, 16 ; 20, 21).
  8. Presse (1) selon la revendication 7, avec laquelle le piston de presse (4 ; 5) est un élément constitutif d'un axe flottant.
  9. Presse (1) selon la revendication 7 ou 8, avec laquelle le mécanisme d'entraînement (15, 16 ; 20, 21) déplace un piston de presse (4 ; 5) par rapport à au moins un piston de presse (5 ; 4) disposé à côté de celui-ci au moins en position de pressage.
  10. Presse selon l'une des revendications 7 à 9, une valeur de correction unique issue de la force (F11, F12) mesurée étant appliquée aux mécanismes d'entraînement (15, 16 ; 20, 21).
  11. Presse selon l'une des revendications 7 à 10, avec laquelle le dispositif de commande (C) est conçu pour commander le mécanisme d'entraînement (15, 16 ; 20, 21) au moyen d'un procédé selon l'une des revendications 1 à 5.
EP13798548.7A 2012-10-01 2013-09-30 Procédé de commande d'une presse à poudre céramique ou métallique, et presse à poudre céramique ou métallique Active EP2903811B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012019312.2A DE102012019312A1 (de) 2012-10-01 2012-10-01 Verfahren zum Steuern einer Keramik- und/oder Metallpulver-Presse bzw. Keramik- und/oder Metallpulver-Presse
PCT/DE2013/100346 WO2014053120A1 (fr) 2012-10-01 2013-09-30 Procédé de commande d'une presse à poudre céramique ou métallique, et presse à poudre céramique ou métallique

Publications (2)

Publication Number Publication Date
EP2903811A1 EP2903811A1 (fr) 2015-08-12
EP2903811B1 true EP2903811B1 (fr) 2020-03-25

Family

ID=49680756

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13798548.7A Active EP2903811B1 (fr) 2012-10-01 2013-09-30 Procédé de commande d'une presse à poudre céramique ou métallique, et presse à poudre céramique ou métallique

Country Status (7)

Country Link
US (1) US10906262B2 (fr)
EP (1) EP2903811B1 (fr)
JP (1) JP6270855B2 (fr)
CN (1) CN105102208B (fr)
DE (1) DE102012019312A1 (fr)
ES (1) ES2792524T3 (fr)
WO (1) WO2014053120A1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013110539B3 (de) * 2013-09-24 2014-11-20 Fette Compacting Gmbh Verfahren zur Herstellung eines Presslings aus pulverförmigem Material
DE102014105429B4 (de) 2014-04-16 2018-02-01 Fette Compacting Gmbh Verfahren und Einrichten zum Betreiben einer Presse
DE102014107127B4 (de) * 2014-05-20 2016-09-15 Fette Compacting Gmbh Pulverpresse
DE102015102212A1 (de) * 2015-01-06 2016-07-07 Andreas Gruszka Pressvorrichtung zur Herstellung von Steinen
DE102015101586B4 (de) * 2015-02-04 2019-02-21 Fette Compacting Gmbh Pulverpresse zur Herstellung von Presslingen aus pulverförmigem Pressmaterial
JP6308195B2 (ja) * 2015-10-06 2018-04-11 トヨタ自動車株式会社 粉末成形装置の制御方法
EP3481628B1 (fr) * 2016-07-08 2024-10-09 American Isostatic Presses, Inc. Presse isostatique à chaud nucléarisée
US10151383B2 (en) 2016-07-26 2018-12-11 Toyota Motor Engineering & Manufacturing North America, Inc. Braze retention feature for a carrier assembly
US9869385B1 (en) 2016-07-26 2018-01-16 Toyota Motor Engineering & Manufacturing North America, Inc. Powder metal net shape alignment feature
US10107384B2 (en) 2016-07-26 2018-10-23 Toyota Motor Engineering & Manufacturing North America, Inc. Two-piece sintered metal ravigneaux carrier
US10428931B2 (en) 2017-02-27 2019-10-01 Toyota Motor Engineering & Manufacturing North America, Inc. Braze preform for powder metal sintering
DE102017004803A1 (de) * 2017-05-18 2018-11-22 Cosateq Gmbh Verfahren zum Betrieb einer Pulverpresse mit Lagenregelung und Pulverpresse zur Ausführung des Verfahrens
DE102017119342A1 (de) * 2017-08-24 2019-02-28 COSATEQ GmbH & Co. KG Verfahren zur Steuerung einer Metall- oder Keramikpulverpresse mit automatischer Trajektorien-Generierung
CN112454620B (zh) * 2020-10-10 2021-11-12 福建华泰集团股份有限公司 一种陶瓷成型装置以及方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6074584A (en) * 1997-04-24 2000-06-13 Wilhelm Fette Gmbh Method and device for manufacturing pressed parts from hard metal, ceramic, sintered metal or likewise

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57209797A (en) * 1981-06-19 1982-12-23 Toyota Motor Corp Method and apparatus for controlling die position of liquid pressure type powder press
US4447198A (en) 1982-10-26 1984-05-08 Wehr Corporation Hydraulic refractory press including product thickness or density control means
FR2638118A1 (fr) * 1988-10-20 1990-04-27 Adl Automation Procede et appareil pour la compression et le controle de la compression de matieres pulverulentes et presse en faisant application
JP3029151B2 (ja) * 1991-08-31 2000-04-04 ファナック株式会社 電動式粉末成形機
JP2720118B2 (ja) * 1991-08-31 1998-02-25 ファナック株式会社 多段電動式粉末成形機と圧縮成形方法
JPH0557497A (ja) * 1991-09-04 1993-03-09 Sumitomo Electric Ind Ltd Ｎｃ粉末成形機
JP3551275B2 (ja) * 1995-02-17 2004-08-04 玉川マシナリー株式会社 粉末成形プレスのホールドダウン行程時の上パンチの制御方法および制御装置
DE10010671C2 (de) * 2000-03-04 2002-03-14 Fette Wilhelm Gmbh Verfahren zur Herstellung von Preßteilen durch Pressen von Metallpulver und anschließendes Sintern des Preßlings
KR100463775B1 (ko) * 2000-12-04 2004-12-29 가부시키가이샤 무라타 세이사쿠쇼 분말 공급 장치 및 분말 성형 장치
DE10218633B3 (de) * 2002-04-25 2004-08-19 Tmd Friction Europe Gmbh Presse
JP2004141916A (ja) 2002-10-24 2004-05-20 Kao Corp 粉末化粧料の加圧成形方法及び装置
DE102004008322B4 (de) * 2004-02-20 2008-11-27 Fette Gmbh Pulverpresse
JP2008126327A (ja) * 2006-11-17 2008-06-05 Fanuc Ltd 移動軌跡表示装置
WO2008104969A1 (fr) * 2007-02-26 2008-09-04 Polygon-Tamarisk Ltd Presse pour produire des pièces à base de poudre par compactage
EP2123435B1 (fr) * 2007-03-20 2016-03-09 Tungaloy Corporation Procédé de moulage par compression d'un insert de coupe
JP2008266752A (ja) 2007-04-24 2008-11-06 Mitsubishi Materials Techno Corp 粉末成形品の製造方法および粉末成形装置
DE102009004620A1 (de) * 2009-01-15 2010-07-22 Gkn Sinter Metals Holding Gmbh Verfahren zum Betrieb einer Pressvorrichtung zur Herstellung von Presslingen konstanter Höhe aus pulverförmigen Stoffen, Steuergerät für eine derartige Pressvorrichtung und Pressvorrichtung
EP2311587A1 (fr) * 2009-10-13 2011-04-20 Osterwalder AG Presse à poudre
JP5721388B2 (ja) * 2009-12-04 2015-05-20 株式会社日立製作所 サーボプレスの制御装置及び制御方法、並びにこの制御装置を搭載したサーボプレス
DE102010008986A1 (de) * 2010-02-24 2011-08-25 Dorst Technologies GmbH & Co. KG, 82431 Verfahren zur Pressparameteranpassung einer Keramik- oder Metallpulverpresse und Keramik- oder Metallpulverpresse zum Durchführen des Verfahrens
DE102010033998A1 (de) * 2010-08-11 2012-02-16 Dorst Technologies Gmbh & Co. Kg Metall- oder Keramikpulver-Elektropresse und Steuerverfahren dafür
DE102010051513A1 (de) * 2010-11-16 2012-05-16 Dorst Technologies Gmbh & Co. Kg Keramikpulver- und/oder Metallpulver-Pressenwerkzeug, Keramikpulver- und/oder Metallpulver-Presse, modulares System mit einem solchen Pressenwerkzeug, Verfahren zum Zusammensetzen eines solchen Pressenwerkzeugs

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6074584A (en) * 1997-04-24 2000-06-13 Wilhelm Fette Gmbh Method and device for manufacturing pressed parts from hard metal, ceramic, sintered metal or likewise

Also Published As

Publication number Publication date
WO2014053120A1 (fr) 2014-04-10
ES2792524T3 (es) 2020-11-11
DE102012019312A1 (de) 2014-04-03
CN105102208A (zh) 2015-11-25
JP6270855B2 (ja) 2018-01-31
JP2015530260A (ja) 2015-10-15
US10906262B2 (en) 2021-02-02
US20150314547A1 (en) 2015-11-05
EP2903811A1 (fr) 2015-08-12
CN105102208B (zh) 2018-01-23

Similar Documents

Publication Publication Date Title
EP2903811B1 (fr) Procédé de commande d'une presse à poudre céramique ou métallique, et presse à poudre céramique ou métallique
EP1409190B1 (fr) Dispositif de soudage par resistance et procede de commande associe
EP1861214B1 (fr) Procede et dispositif pour commander et regler des coussins de serre-flan servo-electriques
WO2016008986A1 (fr) Procédé destiné à faire fonctionner un dispositif de ponçage à bande
DE69936407T2 (de) Verfahren zur Werkzeugeinstellung in einer Blechherstellungsmaschine
DE102006056051A1 (de) Roboter mit Steuerung für Zusatzachsen
EP2361758B1 (fr) Procédé d'adjustement des paramètres de pressage d'une presse à poudre céramique ou métallique et presse à poudre céramique ou métallique destinée à l'exécution du procédé
EP2926920A1 (fr) Dispositif de presse destiné au traitement d'une pièce
DE102016001422B4 (de) Servopresse, steuerverfahren und programm
DE102009045543B4 (de) Thermoformanlage und Antriebseinheit sowie ein Verfahren zum Betreiben der Thermoformanlage
EP1782896B1 (fr) Procédé pour le formage d' une pièce et machine de laminage
WO2018210448A2 (fr) Procédé de fonctionnement d'une presse à poudre à régulation de position et presse à poudre pour mettre en œuvre le procédé
EP0308762B1 (fr) Dispositif de régulation de la position d'un mécanisme d'avancement hydraulique, notamment d'une estampe ou presse hydraulique
EP3053736A1 (fr) Presse a poudre destinee a fabriquer des pieces pressees en materiau pulverulents
DE3425221A1 (de) Regelkreis fuer eine materialbearbeitungsmaschine
DE10005963C2 (de) Punktschweiß Steuervorrichtung
EP2851187B1 (fr) Procédé destiné à la fabrication d'une pièce pressée en matériau pulvérulent
DE102018127671A1 (de) Verfahren für die Kontrolle eines Dickenprofils einer Folienbahn
EP2280324A1 (fr) Procédé de commande pour un laminoir doté d'une adaptation d'un modèle supplémentaire différent d'un modèle de laminage à l'aide d'une grandeur de laminage
EP3157727B1 (fr) Procédé pour faire fonctionner une machine de moulage par injection
DE102010060627A1 (de) Umformmaschine mit Stößelregelung
EP2946917A1 (fr) Presse à poudre
DE102018210441B4 (de) Servomotorsteuerung
EP1849591A1 (fr) Presse
DE102018127670A1 (de) Stellvorrichtung für eine Kontrolle einer Austrittsdicke eines Düsenaustrittsspaltes einer Flachfolienmaschine

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20150430

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20180712

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

RIC1 Information provided on ipc code assigned before grant

Ipc: B30B 15/00 20060101ALI20190906BHEP

Ipc: B30B 11/00 20060101AFI20190906BHEP

INTG Intention to grant announced

Effective date: 20191015

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 502013014498

Country of ref document: DE

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 1248093

Country of ref document: AT

Kind code of ref document: T

Effective date: 20200415

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REG Reference to a national code

Ref country code: CH

Ref legal event code: NV

Representative=s name: PATENTANWALT DIPL.-ING. (UNI.) WOLFGANG HEISEL, CH

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200625

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200625

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200626

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20200325

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200725

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200818

REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2792524

Country of ref document: ES

Kind code of ref document: T3

Effective date: 20201111

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 502013014498

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

26N No opposition filed

Effective date: 20210112

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20200930

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20200930

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20200930

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20200930

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20200930

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20200930

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

Ref country code: MT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20200325

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: AT

Payment date: 20230928

Year of fee payment: 11

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20230929

Year of fee payment: 11

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: ES

Payment date: 20231019

Year of fee payment: 11

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: IT

Payment date: 20230929

Year of fee payment: 11

Ref country code: DE

Payment date: 20231005

Year of fee payment: 11

Ref country code: CH

Payment date: 20231031

Year of fee payment: 11