EP2613930B1 - Presse électrique pour poudres métalliques ou céramiques, ainsi que procédé de commande correspondant - Google Patents

Presse électrique pour poudres métalliques ou céramiques, ainsi que procédé de commande correspondant Download PDF

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Publication number
EP2613930B1
EP2613930B1 EP11804926.1A EP11804926A EP2613930B1 EP 2613930 B1 EP2613930 B1 EP 2613930B1 EP 11804926 A EP11804926 A EP 11804926A EP 2613930 B1 EP2613930 B1 EP 2613930B1
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EP
European Patent Office
Prior art keywords
spindle
stroke
press
control
punch
Prior art date
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Active
Application number
EP11804926.1A
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German (de)
English (en)
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EP2613930A2 (fr
Inventor
Roland Menzel
Herbert Ludwig GRÖBL
Axel Heinemann
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
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DORST Technologies GmbH and Co KG
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Publication of EP2613930A2 publication Critical patent/EP2613930A2/fr
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Publication of EP2613930B1 publication Critical patent/EP2613930B1/fr
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Classifications

    • 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
    • B22F3/03—Press-moulding apparatus therefor
    • 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
    • B30B1/186—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
    • B30B11/005—Control arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/14—Control arrangements for mechanically-driven presses

Definitions

  • the invention relates to a metal or ceramic powder electric press with the preamble features of claim 1 and to a control method therefor.
  • presses for pressing a metallic and / or ceramic powdery material is well known, such as from DE 101 35 523 C2 .
  • a press drive By means of a press drive, an upper-side and a lower-side punch device is displaced relative to a die opening of a die in order to press powder or granules introduced into the die opening into a pressed part by means of the punch device.
  • hydraulic or mechanical drives are used to drive such presses.
  • Genus unknown is known DE 36 25 420 A1 a device for producing ceramic molded parts, in which molding blocks are pressed in a molding box using an electric motor-driven screw press, which serve for example for the lining of furnaces.
  • an electric motor-driven screw press which serve for example for the lining of furnaces.
  • ceramic materials and to be achieved pressing parts make completely different demands on structure and forces acting and power requirements on the presses as in the case of presses with which highly compressed and hard pressed parts, in particular Tool components to be pressed from metallic or ceramic material.
  • assemblies having two or more punches which are retracted into the die opening from above and / or below the die opening can be realized, wherein the individual punches are moved relative to one another at different speeds and / or stroke distances.
  • the movement distances of the individual punches and these adjusting tool components are referred to as axes.
  • a number of graphic drawings corresponding to the number of axes is made in a first step in order to clarify the required sequence of movement of the individual punches relative to a base plane of the press or of the tool.
  • the movement sequences are nominal paths of the punches or other components of individual axles over time.
  • a so-called probe stroke is performed as a first stroke or as a later pressing trial to determine if programming in the machine readable program code has been done correctly.
  • JP 2000051953 A describes a non-generic bending press and a bending method, which serve to bend a portion of a workpiece relative to the rest of the workpiece at a predefined angle.
  • the workpiece is placed on a motorized driven table and pressed with the table up around a cutting edge of a punch.
  • an audible signal is sounded to alert an operator to the final phase to allow the operator to monitor a bending progress on a display.
  • a final stretch of bending can be controlled by means of a manual pacer.
  • DE 197 21 272 A1 relates to an electric pressing apparatus having a pressing member which is axially movable for applying a pressure to a workpiece to be pressed.
  • the apparatus further includes an electric drive motor, a motor driver for driving the electric drive motor, a drive mechanism having a threaded drive shaft operatively connected thereto for rotation by the drive motor, transmission means for converting the rotational movement of the drive shaft into an axial movement of the pressing member are operatively connected to the threaded drive shaft and the pressing member, and a plurality of control means for setting, storing and fixing predetermined positions of the pressing member.
  • control means operable switch can be preset by means of two hands to move to the pressing element certain positions or stop a sequence of movement down. In addition serve by means of hands operable switches for programming the to be controlled by a central control component motor driver or motor.
  • EP 1 439 949 B1 In the field of hydraulic and mechanical presses, a method for adjusting a ceramic or metal powder press tool, in which a machine tool control method of a machine tool programming for parallel control of a plurality of controllable tool devices is established, is described in a flow chart for a press stroke based on a press cycle. Target or target values for tooling parameters are determined. Subsequently, the tool starts a probe hub to check the created control procedure.
  • EP 1 439 949 B1 indicates, in order to solve the problem, that the trial stroke with respect to expected movements with the thus completed control method in the form of a machine control program for the press and the tool are not performed in the tool, but simulated in advance in a computer device on the basis of the coded for the machine control program as a simulated probe stroke. Only when this step is satisfactory, the sample stroke is carried out with the tool in the press.
  • the object of the invention is to provide a metal or ceramic powder electric press with at least one spindle and a control method therefor, which enable the setting or checking of adjusted control parameters in a secure manner.
  • a first stroke or sample stroke should be able to be carried out as well as possible in a controllable manner.
  • a metal or ceramic powder electric press or a press tool of such a press is accordingly preferred with a stamping device, which is designed to be pressed into a pressing part for pressing a powder and / or granulate in a die of at least one stamp - in particular by means of a plurality in the axial direction relative to each other stamps, with at least one spindle device which a spindle and a spindle wheel wherein the at least one spindle device, the stamp device or relative to each other adjustable components of the stamping device is adjustable depending on the drive direction in or against a pressing direction, with at least one spindle drive, which is arranged to drive the spindle or the spindle wheel, and with a control device configured or programmed, after the programming of control parameters as a hub, to perform a first stroke or trial stroke with a movement sequence of the spindle device and the stamp device which can be interrupted before the end of the first stroke or sample stroke, and with a manually operable control component, which is designed or programmed in conjunction with
  • the motion sequence is dependent on the operation of the manually actuated control component continuously runs or stopped.
  • the motion sequence is not just a start or a predefined stop point to a next predefined stop point.
  • the hub is steplessly controlled, at least in sections, means that it is not absolutely necessary to control the entire mobile movement path by means of manual operation. It is also possible to have an automatic experience one or more preprogrammed points by means of the control device, in order then to control a section of the subsequent movable movement path or all of these by means of the manual actuation starting from such a point.
  • Such a manually operable control component can be designed in a simple manner for transmitting a pulse or other control signal to the control device.
  • the powder and / or granules consists at least predominantly of metal or ceramic material for pressing in particular tool components, such as gears, linkage components and the like.
  • Household goods are also pressable, e.g. Cups and plates.
  • the stamping device can consist in the simplest way of a single stamp, which in the pressing operation, e.g. a flat plate or a cutting blade presses.
  • the stamp device can also have a multiplicity of punches, which are arranged so as to be differently adjustable relative to one another in their own framework, in order to produce, for example, during the pressing process. to press a gearwheel with several height steps in the pressing direction.
  • a motor shaft of the spindle drive itself or a portion of the motor shaft forms the spindle.
  • the motor shaft e.g. is coupled by means of a front-side screw or by means of a gear with a spindle or a spindle wheel to enable the spindle or the spindle wheel in a rotation.
  • control component and the control device are designed or programmed, with manual actuation of the Control component the stroke gradually to each continue at least one step.
  • the control device is accordingly configured and / or programmed in a simple manner, not to control the sequence of movements continuously after the program input, but in defined or definable steps.
  • a stepless or quasi-continuous sequence is ultimately understandable as a stepwise sequence, since all controls are clocked at least in parts of the control device and thus performed in at least minimal processing steps. Resuming means a new initiation of movement regardless of the direction of movement.
  • the stroke can be continued at each step a predetermined or predetermined spatial offset amount of a spatial distance of one of the tool components.
  • the stroke can be advantageously continued at each step a predetermined or predetermined time offset amount of a time expiration period.
  • the stroke is thus defined depending on the embodiment of a spatial or particularly preferably a temporal measure.
  • a step size of the offset amount can be adjustable by means of a step size input device.
  • a step size input device for example, a mechanical actuator or an electronic Keyboard, such as numeric keypad, serve the controller.
  • step size is adjustable between individual steps.
  • the manually operable control component is an electrical or electronic control element, in particular an electric pushbutton emitting an adjustment or control signal per pressure.
  • a signal of the control device can be applied, which then a targeted control of the spindle drive by e.g. makes such a predefined step.
  • the control device initiates a movement of the tool components, in particular a single such step.
  • the tool components can be traversed step by step in temporal or spatial steps, depending on the specification of the offset manipulated variable.
  • the manually operable control component is a mechanical adjusting element, in particular a handwheel.
  • a pulse or a plurality of pulses or corresponding control signals can be output to the control device by means of a handwheel, the control device then advancing the adjustable components of the tool by a corresponding number of steps triggers or controls by means of the electric drive components.
  • a reversal of the adjustment movement of the tool components for at least the.
  • a direction signal input via eg a direction switch next step is triggered.
  • valves are different, can in an electric drive by switching a drive direction of the electric drive motors or drive actuators, the adjustment of the tool components comparatively easy to a backward movement and then be converted to a new forward movement.
  • the changeover to the renewed forward movement can, depending on the embodiment, be carried out automatically when the direction signal is not repeated repeatedly or preferably only after the direction signal has been entered again.
  • a step movement distance can in particular be predeterminable within the entire movement distance of the tool components, within which the movement takes place continuously, in particular stepwise.
  • a control method which is carried out in a particularly metal or ceramic powder electric press or in a press tool of such a press with a stamping device, wherein the metal or ceramic powder electric press or the press tool is adjustably designed for pressing a powder and / or or granules in a die of at least one stamp - in particular by means of a plurality in the axial direction relative to each other adjustable punch - to a pressing member having at least one spindle device having a spindle and a spindle wheel, wherein the at least one spindle device, the punch device or relatively adjustable components of Stamping device is designed to be adjustable depending on the drive direction in or against a pressing direction, with at least one spindle drive, which is arranged to drive the spindle or the spindle wheel, and with a control device which is designed or programmed, after programming control parameters as a hub stroke or a first stroke with a before the end of the first stroke. or sample hubs interruptible movement of the spindle device and the punch device to
  • pressing of metallic and / or ceramic pressed parts, in particular tool components, out of the field of tool construction by means of a press, whose main press drive is electrically operated is made possible, wherein pressing forces not only in force ranges of 50-1500 kN, but in particular also of 10,000 kN, 15,000 kN, 20,000 kN or more can be achieved with high stroke rates at the same time.
  • Such an arrangement can be used in conjunction with a single main press drive in order to carry out the pressing by means of the spindle drive as a single press drive associated with the respective punches.
  • Such an arrangement can also be used within a press arrangement driven by an upper or lower side main press drive for adjusting the individual punches relative to one another.
  • a combination of these two concepts can be implemented.
  • an exemplary press 1 which is constructed as a metal or ceramic powder electric press, consists essentially of components known per se.
  • a press base 10 supports via guide rods 11 from an upper press structure.
  • a die 13 is either fixedly mounted on the guide rods 11 or displaceably mounted along the guide rods 11.
  • the die 13 has a central die opening 14 into which powder or granules to be pressed are pressed into the pressed part.
  • the powder supplied from a powder container 17 can be pressed in the die opening 14 by punches 15, 15 *, which project from above or below into the die opening 14.
  • the punch 15, 15 * projecting from above into the die opening 14 are fastened to an upper punch device 16 or are part of an upper punch device 16.
  • the upper punch device 16 is adjustable downwards or upwards in and against a pressing direction by means of an upper-side press drive ,
  • the upper-side press drive is designed as a spindle device 20.
  • the one or more lower punch 15 * are attached to a lower punch means or part of a lower punch means, which is arranged below the die opening 14.
  • the upper punch device 16 and the lower punch device can be arranged directly in the press frame or press structure or arranged in an adapter which can be used in the press frame, as is known per se.
  • the spindle drive 22 is part of a spindle device and is designed via at least one spindle 21 and at least one spindle wheel 23 of the spindle device 20, the components of the upper punch device 16 in or against the direction of the die opening 14 to drive and adjust.
  • the spindle drive 22 is fixed in position with a trained as a carrier 12 upper press frame, the guide rods 11 or any other positionally fixed relative to the environment of the press 1 component.
  • the spindle drive 22 can thus enable the spindle wheel 23 to rotate ⁇ and, via this, set the spindle 21 sitting in or on the spindle wheel 23 into a rotationally fixed, lateral, axial movement.
  • the components of the upper punch device 16 are adjusted by means of the seated spindle 21 in or counter to the direction of the die opening 14.
  • such a spindle drive 22 can also set a spindle in rotation, in which case the spindle axially offset the spindle wheel rotationally fixed and then wherein the spindle wheel is attached to the stamping device.
  • the press base 10 itself or arranged in this frame members are firmly connected to the guide rods 11 to form a closed frame with these and the carrier 12 fixed thereto.
  • a control device C serves to control the press drive 20 such that the adjustable components of the press 1 are controlled and adjusted by suitable amounts and at suitable times.
  • the control device C is programmed for this purpose by means of a machine-readable program which controls individual drives.
  • the controller C applies a spindle drive control signal sp to drive it to rotate in one of its two directions of rotation.
  • a start time t 0 corresponds to a base state in which the punches 15, 15 * are pulled out of the die opening 14 in order to fill the die opening 14 with the powder from the powder container 17.
  • the punches 15, 15 * along associated movement paths x15, x15 * of the punches 15, 15 * are adjusted by means of the spindle drive 22. Specifically, an upper one of the punches 15 is moved downwardly and finally back up during a first stage of the pressing operation, while a lower one of the punches 15 * is moved back up to the initial position later during the pressing operation and later back down to its original position.
  • a further movement path which represents, for example, a movement of a center pin, the die 13 in the case of an adjustable die or other components.
  • the individual components which can be adjusted relative to one another, are changed with regard to their state of motion, in particular at certain predefined times.
  • the upper of the punch 15 is stationary for a relatively long time before being moved downwards at a relatively high speed of movement.
  • the punch 15 comes into contact with the powder located in the die opening 14 and begins to press it. From this point in time t n , the movement speed of the upper punch 15 is reduced, until finally an end pressing force is reached and no further adjustment of the upper punch 15 takes place.
  • the control device C is able to control, for example, a sample stroke or first stroke after programming not only fixed predefined points for a stop of the movement sequence.
  • the spindle drive control signal sp is applied to the spindle drive 22 by the control device C until the first time t n after the start time t 0 .
  • the subsequent sequence of movements is only conditionally driven by the control device C. Instead of up to a previously preprogrammed further intermediate point or an end time t end of the further movement of the relatively adjustable components by means of the spindle drive 22 is continuously or stepwise carried out due to a manual operation by an operator.
  • the press 1 has, in addition to the control device C and usually for their operation existing display and input elements additional input elements or control components.
  • control components can in many ways in the form of mechanically actuated buttons, inductive input components or
  • a push-button 24 is shown, which serves to input a control signal ss, which causes the control device C, the spindle drive control signal sp only for one only move the spindle drive 22 to the spindle drive 22 to create.
  • a spindle drive 22 designed, for example, as a stepping motor, the particular upper punch 15 would thus only be displaced by one movement step or a corresponding offset amount ⁇ .
  • the offset amount ⁇ can be defined as a spatial offset amount ⁇ h or preferably as a temporal offset amount ⁇ t.
  • the stepless progression of the movement is preferably continued only up to a time window end point t i , at which time a particularly critical phase of the sample stroke is completed.
  • the control device C takes over the further control of the movement sequence and moves the relatively adjustable components either continuously up to the press end position or an end point of the movement, where appropriate, also provided further interruptions of the movement at predefined points or for more manually moving paths could be.
  • a direction key 25 as a control component for inputting a direction signal, which adjusts the direction of movement of the spindle drive 22 and the components driven therefrom. This makes it possible to manually also control a backward movement within the movement sequence, so that, for example, upon reaching a critical state, a return adjustment of the individual components can be made. This is advantageously possible in particular when using an electromotive spindle drive 22, since, in contrast to an adjustment with, for example, hydraulic cylinders, an always defined physical state of the press and of all components is maintained even in backward steps.
  • a handwheel 26 as a rotatable switch as a control component.
  • a rotation ⁇ of the spindle wheel 23 or, in the case of another embodiment of the spindle, by a predefined amount can be performed in one direction by a rotation angle ⁇ of the handwheel 26 in one direction.
  • a backward movement can be controlled at the same time, so that the handwheel not only a continuous or stepwise movement of the pressing process during the sample stroke, but also a provision or backward movement of the components along allows the predetermined pressing process.
  • the step size (t n -t n + 1 ) is preferably the distance between two smallest possible triggerable times t n , t n + 1 , but can preferably be set to a larger time period, which can also be adjusted again during manual operation. It is advantageous for a step size button 27 than a further control component with which an amount of the offset amount ⁇ , that is, for example, an amount of the stroke distance or the temporal step size is adjustable.
  • Fig. 2 shows by means of exemplary steps S1 - S12 a control method for such a drive.
  • a control program for adjusting the individual components of the press 1 which can be adjusted relative to one another, is created in a customary manner.
  • a hub is started.
  • a fourth step S4 an input of data is made which may be necessary for the execution of the manual sample stroke.
  • the start time t 0 , the offset amount, in particular, the time offset amount ⁇ t, the first time t n are inputted after the manual control start timing start point t 0 and the end time t end .
  • other times in particular a time window end time t i or a pause duration t p can be entered. Then the sample hub starts until reaching the time window in which the manual Operation is carried out.
  • the movement sequence is stopped until, in a fifth step S 5 of the method, a next step of the movement sequence or the activation of the next time offset amount after receipt of a first or further control signal ss from one of the control components 24, 26 by the Control device C is obtained.
  • the control device C automatically moves to the next step after the predetermined pause duration t p has elapsed, with clearly time-delayed movement steps.
  • step S6 it is checked whether an emergency stop is required. If not, in an eighth step S8, the movement sequence is continued until either an end time t end or the next time offset amount ⁇ t to be controlled. If an emergency stop is to be performed, the movement is interrupted in a ninth step S9. In both cases, it is preferably checked in a tenth step S10 whether a correction input of control parameters for the control program is required. If so, for example, the first step S1 is advanced to correct the control program. Optionally, all relatively adjustable components are moved back to their original position. If a correction input is not required, it is checked in an eleventh step S11 whether the final point in time t end of the press end position or of a press sequence has been reached. If not, the next step is started in step S5, and thus controlled from manual input to manual input by the procedure. When the end is reached, the pressing operation is stopped in the twelfth step S12.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Control Of Presses (AREA)
  • Press Drives And Press Lines (AREA)
  • Powder Metallurgy (AREA)

Claims (13)

  1. Presse électrique pour poudre métallique ou céramique ou outil de compression d'une telle presse, comportant
    - un dispositif de poinçonnage (16) qui est conçu pour compresser de manière réglable en une pièce de presse une poudre et/ou un granulat dans une matrice (13) au moyen d'au moins un poinçon, en particulier au moyen d'une multitude de poinçons réglables les uns par rapport aux autres dans le sens axial,
    - au moins un système de broche (20) qui présente une broche (21) et une roue de broche (23), l'au moins un système de broche (20) étant conçu pour régler le dispositif de poinçonnage (16) ou des composants réglables les uns par rapport aux autres du dispositif de poinçonnage (16) en fonction du sens d'entraînement ou en sens inverse d'un sens de compression,
    - au moins un entraînement de broche (22) qui est disposé de manière à pouvoir entraîner la broche (21) ou la roue de broche (23), et
    - un dispositif de commande (C) qui est conçu ou programmé pour, après la programmation de paramètres de commande sous forme de course, exécuter une première course ou course d'essai avec un déroulement de mouvement pouvant être interrompu avant la fin de la première course ou de la course d'essai du système de broche (20) et du dispositif de poinçonnage (16),
    et
    - un composant de commande actionnable manuellement (24,26) qui est conçu ou programmé en liaison avec le dispositif de commande (C) pour, en cas d'actionnement manuel du composant de commande (24), commander progressivement la course du moins par sections.
  2. Presse selon la revendication 1, dans laquelle le composant de commande (24, 26) et le dispositif de commande (C) sont conçus ou programmés pour, en cas d'actionnement manuel du composant de commande (24, 26), poursuivre progressivement la course respectivement à raison d'au moins une étape (S5).
  3. Presse selon la revendication 2, dans laquelle la course, à chaque étape, se poursuit à raison d'une amplitude de déplacement spatiale prédéfinissable ou prédéfinie (Δh) d'un parcours spatial d'un des composants d'outillage.
  4. Presse selon la revendication 2, dans laquelle la course, à chaque étape, se poursuit à raison d'une amplitude de déplacement temporelle prédéfinissable ou prédéfinie (Δt) d'une durée de cycle.
  5. Presse selon la revendication 3 ou 4, dans laquelle une grandeur d'étape ((tn - tn+1)) de l'amplitude de déplacement (Δh, Δt) est réglable au moyen d'un dispositif de saisie de grandeur d'étape (27).
  6. Presse selon la revendication 5, dans laquelle la grandeur d'étape ((tn - tn+1)) est également réglable entre certaines des étapes.
  7. Presse selon une revendication précédente, dans laquelle le composant de commande actionnable manuellement (24 - 27) est un élément de réglage électrique ou électronique, en particulier une touche électrique (24, 25, 27) émettant un signal de réglage ou de commande par pression.
  8. Presse selon une revendication précédente, dans laquelle le composant de commande actionnable manuellement (26) est un élément de réglage mécanique, en particulier un volant (26).
  9. Presse selon une revendication précédente, dans laquelle, au moyen d'un signal de direction pouvant être saisi, une inversion du mouvement de réglage des composants d'outillages peut être déclenchée pour au moins une étape suivante.
  10. Presse selon une revendication précédente, dans laquelle un parcours de mouvement d'étape dans l'ensemble du parcours de mouvement des composants d'outillage dans lequel le mouvement a lieu progressivement, en particulier étape par étape, est prédéfinissable.
  11. Presse selon une revendication précédente, dans laquelle au moins un poinçon (15) s'appuie de manière réglable et la matrice (13) s'appuie de manière mobile.
  12. Procédé de commande, exécuté dans une presse électrique pour poudre métallique ou céramique ou dans un outil de compression d'une telle presse, comportant un dispositif de poinçonnage (16), en particulier dans une presse électrique pour poudre métallique ou céramique ou dans un outil de presse selon une revendication précédente, qui est conçu pour compresser de manière réglable en une pièce de presse une poudre et/ou un granulat dans une matrice (13) au moyen d'au moins un poinçon, en particulier au moyen d'une multitude de poinçons réglables les uns par rapport aux autres dans le sens axial, comportant au moins un système de broche (20) qui présente une broche (21) et une roue de broche (23), l'au moins un système de broche (20) étant conçu pour pouvoir régler le dispositif de poinçonnage (16) ou des composants réglables les uns par rapport aux autres du dispositif de poinçonnage (16) en fonction du sens d'entraînement ou en sens inverse d'un sens de compression, au moins un entraînement de broche (22) qui est disposé de manière à pouvoir entraîner la broche (21) ou la roue de broche (23), et un dispositif de commande (C) qui est conçu ou programmé pour, après la programmation de paramètres de commande sous forme de course, exécuter une première course ou course d'essai avec un déroulement de mouvement pouvant être interrompu avant la fin de la première course ou de la course d'essai du système de broche (20) et du dispositif de poinçonnage (16),
    - dans lequel, au moyen d'un composant de commande actionnable manuellement (24,26) en liaison avec le dispositif de commande (C), la course est commandée et réglée du moins progressivement par sections, en particulier par étape, par un actionnement manuel du composant de commande (24, 26).
  13. Procédé de commande selon la revendication 12, dans lequel au moins un poinçon (15) du dispositif de poinçonnage (16) s'appuie de manière réglable et la matrice (13) du dispositif de poinçonnage (16) s'appuie de manière mobile.
EP11804926.1A 2010-09-08 2011-09-08 Presse électrique pour poudres métalliques ou céramiques, ainsi que procédé de commande correspondant Active EP2613930B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010044688A DE102010044688A1 (de) 2010-09-08 2010-09-08 Metall- oder Keramikpulver-Elektropresse und Steuerverfahren dafür
PCT/DE2011/001707 WO2012037925A2 (fr) 2010-09-08 2011-09-08 Presse électrique pour poudres métalliques ou céramiques, ainsi que procédé de commande correspondant

Publications (2)

Publication Number Publication Date
EP2613930A2 EP2613930A2 (fr) 2013-07-17
EP2613930B1 true EP2613930B1 (fr) 2019-07-03

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CN102896804B (zh) * 2012-10-31 2015-11-04 南通皋液液压机有限公司 液压机行程控制装置
DE102017119342A1 (de) * 2017-08-24 2019-02-28 COSATEQ GmbH & Co. KG Verfahren zur Steuerung einer Metall- oder Keramikpulverpresse mit automatischer Trajektorien-Generierung
EP4070942A1 (fr) 2021-04-06 2022-10-12 Osterwalder AG Procédé de création et de vérification d'un programme de commande des composants d'une presse à poudre pour plaques multiples à l'aide d'une commande numérique

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DE19705462A1 (de) * 1997-02-13 1998-08-20 Schmidt Feinmech Verfahren zum Betreiben einer Elektropresse

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DE3625420A1 (de) 1986-07-28 1988-02-11 Radex Deutschland Ag Vorrichtung zur herstellung keramischer formteile
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DE10135523C2 (de) 2001-07-20 2003-07-31 Dorst Masch & Anlagen Presseneinrichtung zum Herstellen maßhaltiger Presslinge aus pulverförmigen Metall
DE10151858A1 (de) 2001-10-24 2003-05-08 Dorst Masch & Anlagen Verfahren zum Einstellen bzw. Überwachen eines Pressen-Werkzeugs und Pressen-Werkzeug bzw. Pressen-Steuereinrichtung dafür
JP4932407B2 (ja) * 2006-09-21 2012-05-16 三菱マテリアルテクノ株式会社 粉末成形装置
EP2078604A1 (fr) * 2008-01-10 2009-07-15 Siemens Aktiengesellschaft Elément de commande pour une presse et presse dotée d'un élément de commande

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DE19721272A1 (de) * 1996-05-21 1997-11-27 Janome Sewing Machine Co Ltd Elektrische Preßvorrichtung
DE19705462A1 (de) * 1997-02-13 1998-08-20 Schmidt Feinmech Verfahren zum Betreiben einer Elektropresse

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WO2012037925A2 (fr) 2012-03-29
ES2746483T3 (es) 2020-03-06
EP2613930A2 (fr) 2013-07-17
WO2012037925A3 (fr) 2012-06-07
DE102010044688A1 (de) 2012-03-08

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