Abrégé

The invention relates to a powder press device, in particular a press device for pressing metal powder and/or ceramic powder and/or polymer-bound granules, said device comprising at least one temperature-controllable shape-forming mould part and at least one temperature-control unit (8, 15), in particular a heating unit (8, 15), which is designed to control the temperature of the temperature-controllable shape-forming mould part, in particular to heat it, wherein the temperature-controllable shape-forming mould part can be detached from the temperature-control unit (8, 15).

Classes IPC  ?

• B30B 15/02 - MatricesGarnitures ou montures appropriéesMoules
• B30B 15/06 - Platines ou pilons de presse

Abrégé

The invention relates to a hydraulic drive device (11) with at least one press cylinder, in particular a press synchronous cylinder, for a hydraulic press, preferably a powder press (10), wherein the hydraulic drive device is configured to guide a cylinder piston of the press cylinder in a rapid movement at increased speed towards a pressed part and to press the pressed part in a pressing movement at low speed, wherein the drive device comprises a switching valve (17), a controllable pressing movement pump (15), in particular a speed-controllable pressing movement pump (15) for conveying fluid for the pressing movement and a control unit (28) for controlling the pressing movement pump (15), wherein the drive device is configured to perform the rapid movement when the switching valve (17) is open and to perform the pressing movement when the switching valve (17) is closed, wherein the control unit (28) is configured to control the pressing movement pump (15) in such a way that a conveyance rate of the pressing movement pump (15) is already increased before the closing of the switching valve (17).

Classes IPC  ?

• B30B 15/16 - Commande des presses actionnées pneumatiquement
• B30B 1/32 - Presses, utilisant un élément pilonnant, caractérisées par le mode d'entraînement du pilon, la pression étant transmise au pilon ou à la platine de presse directement ou uniquement par l'intermédiaire d'organes travaillant en simple poussée ou traction par des plongeurs sous pression de fluide

Abrégé

The invention relates to a powder press for pressing a powder-pressed part, comprising at least one first punch, which, in a pressing position, is arranged to be immersible from a first side into a cavity of a die filled with ceramic or metal powder, as well as a centre pin with an external thread for forming an internal thread in the powder-pressed part, wherein during the pressing the centre pin is arranged in the cavity and, for demoulding of the pressed part, is moved translationally via a translatory drive and is rotated about its longitudinal axis via a rotary drive such that the centre pin is moved out of the formed internal thread of the pressed part.

Classes IPC  ?

• B22F 3/03 - Presses de moulage à cet effet
• B22F 5/06 - Fabrication de pièces ou d'objets à partir de poudres métalliques caractérisée par la forme particulière du produit à réaliser de pièces filetées, p. ex. d'écrous
• B28B 7/30 - NoyauxMandrins réglables, repliables ou extensibles
• B30B 11/02 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes utilisant un pilon exerçant une pression sur le matériau dans une cavité de moulage

Abrégé

The invention relates to a powder press renovating method for renovating a powder press (10), in particular a metal and/or ceramic powder press, preferably a hard metal powder press, having the steps of: a) renovating, preferably cleaning and/or preparing and/or adjusting, at least one main part of the press in at least one renovating region, preferably in a cleaning and/or preparing region (23) and/or in an adjustment region, and b) transferring at least the main part of the press from the renovating region to an operating region in which a pressing process can be carried out.

Classes IPC  ?

• B30B 9/28 - Presses spécialement adaptées à des fins particulières pour la fabrication d'objets façonnés
• B30B 11/00 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes
• B30B 11/02 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes utilisant un pilon exerçant une pression sur le matériau dans une cavité de moulage
• B30B 15/00 - Parties constitutives des presses ou accessoires de pressesMesures auxiliaires prises en rapport avec le pressage
• B30B 15/02 - MatricesGarnitures ou montures appropriéesMoules

Abrégé

The invention relates to a device for cleaning a powder press device, in particular a metal powder and/or ceramic powder press device, wherein the cleaning device has a movable cleaning head (9) which comprises, within a housing and more particularly a suction-extraction casing, at least one brush (1, 2) and at least one nozzle (3, 4) for dispensing a fluid, and at least one suction device (5). The invention also relates to a combination of a powder press device, in particular a metal powder and/or ceramic powder press device, comprising such a cleaning apparatus, and also to a method for cleaning a powder press device using such a cleaning apparatus.

Classes IPC  ?

• B08B 1/00 - Nettoyage par des procédés impliquant l'utilisation d'outils
• B08B 3/02 - Nettoyage par la force de jets ou de pulvérisations
• B08B 5/02 - Nettoyage par la force de jets, p. ex. le soufflage de cavités
• B08B 7/04 - Nettoyage par des procédés non prévus dans une seule autre sous-classe ou un seul groupe de la présente sous-classe par une combinaison d'opérations
• B30B 11/02 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes utilisant un pilon exerçant une pression sur le matériau dans une cavité de moulage
• B30B 15/00 - Parties constitutives des presses ou accessoires de pressesMesures auxiliaires prises en rapport avec le pressage
• B08B 1/04 - Nettoyage par des procédés impliquant l'utilisation d'outils, de brosses ou d'éléments analogues utilisant des éléments actifs rotatifs
• B08B 7/02 - Nettoyage par des procédés non prévus dans une seule autre sous-classe ou un seul groupe de la présente sous-classe par distorsion, battage ou vibration de la surface à nettoyer

Abrégé

The invention relates to a slip-casting method for producing a cast part, in particular a ceramic pressure-cast part, comprising the steps of: - providing a slip-cast mould which has: - at least one first casting mould part (11), specifically a moulding part, having a first contact surface (14), which comes into contact with the slip during production, wherein the second contact surface (15) is formed at least substantially by an open-pore material such that a liquid contained in the slip can pass into the first casting mould part (11), and - at least one second casting mould part (12) having a second contact surface (15) which comes into contact with the slip during production, wherein the second contact surface (15) is formed so as to be at least substantially tight with respect to the liquid, - closing the slip-cast mould (10) and introducing slip into the slip-cast mould, and - producing a solid layer (16) formed by the slip, wherein building up the solid layer (16) on the first contact surface (14) is terminated before the solid layer (16) fully contacts the second contact surface (15). Fig. 3

Classes IPC  ?

• B28B 1/26 - Fabrication d'objets façonnés à partir du matériau par coulée en moule poreux ou absorbant, c.-à-d. en coulant une suspension ou une dispersion du matériau dans un absorbeur de liquide ou un moule poreux, le liquide pouvant imbiber les parois du moule ou passer à travers celles-ci, p. ex. coulage de barbotineMoules à cet effet
• B28B 7/34 - Moules, noyaux ou mandrins en matériau particulier, p. ex. en matériau destructible
• B28B 17/00 - Parties constitutives ou accessoires de l'appareillage à façonner le matériauMesures auxiliaires prises en liaison avec un tel façonnage

Abrégé

The invention relates to a powder press (10) for pressing a powder-pressed part, in particular a metal powder-pressed part, preferably a hard metal powder-pressed part and/or a ceramic powder-pressed part, comprising at least one first die (11), in particular a lower die, which, in a pressing position, is arranged such that it can be dipped on a first side into a cavity (15) of a female mould (16) filled with ceramic and/or metal powder, and a central pin (17) having an outer thread for forming an internal thread in the powder-pressed part, wherein, during the pressing process, the central pin (17) is arranged in the cavity (15) and, in order to demould the pressed part, the central pin is translationally moved by a translational drive (18) and rotated about its longitudinal axis by a rotary drive (19) in such a way that the central pin (17) is moved out of the formed internal thread of the pressed part.

Classes IPC  ?

• B28B 21/42 - Procédés ou machines spécialement adaptés à la fabrication des objets de forme tubulaire par façonnage sur des mandrins ou des surfaces de moulage similaires
• B22F 3/03 - Presses de moulage à cet effet
• B22F 5/06 - Fabrication de pièces ou d'objets à partir de poudres métalliques caractérisée par la forme particulière du produit à réaliser de pièces filetées, p. ex. d'écrous
• B30B 11/02 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes utilisant un pilon exerçant une pression sur le matériau dans une cavité de moulage
• B30B 15/32 - Déchargement des presses

Abrégé

The invention relates to a hydraulic drive device (11) having at least one press cylinder, more particularly a synchronous press cylinder, for a hydraulic press, preferably a powder press (10). The hydraulic drive device is configured to lead a cylinder piston of the press cylinder toward a pressing part at elevated speed in a rapid movement and to press the pressing part at low speed in a pressing movement. The drive device comprises a switching valve (17), a controllable, more particularly rotational-speed-controllable, pressing-movement pump (15) for delivering fluid for the pressing movement, and a control unit (28) for controlling the pressing-movement pump (15). The drive device is configured to carry out the rapid movement when the switching valve (17) is open and to carry out the pressing movement when the switching valve (17) is closed. The control unit (28) is configured to control the pressing-movement pump (15) such that the delivery rate of the pressing-movement pump (15) is already increased before the closing of the switching valve (17).

Classes IPC  ?

• B30B 15/16 - Commande des presses actionnées pneumatiquement
• B30B 15/18 - Commande des presses actionnées pneumatiquement commandant le mouvement alternatif du pilon
• B30B 15/20 - Commande des presses actionnées pneumatiquement commandant le mouvement alternatif du pilon commandant la vitesse du pilon, p. ex. vitesse d'approche, de la course de pressage ou de la course de retour
• B30B 15/22 - Commande des presses actionnées pneumatiquement commandant la pression appliquée par le pilon pendant la course de pressage

Abrégé

A powder pressing device, such as a metal powder or ceramic powder pressing device includes at least one die and at least one punch. In a pressing position, the punch is arranged to be immersible from a first side of the die into a cavity filled with powder. The powder pressing device further includes at least one powder sealing device, which can have at least two parts. The powder sealing device can be arranged in sections, which can be arranged completely around the cavity.

Classes IPC  ?

• B22F 3/03 - Presses de moulage à cet effet
• B28B 3/04 - Fabrication d'objets façonnés en utilisant des pressesPresses spécialement adaptées à ce travail dans laquelle un poinçon exerce une pression sur le matériau dans une cavité de moulagePoinçons de forme particulière avec un poinçon par moule
• B30B 11/02 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes utilisant un pilon exerçant une pression sur le matériau dans une cavité de moulage

Abrégé

The invention relates to a method for powder pressing at least two pressed parts, in particular ceramic powder pressed parts and/or metal powder pressed parts, wherein a first powder (17) for pressing a first pressed part is filled into a first cavity (13) of a die (12) with a first filling level and a second powder (18) for pressing a second pressed part is filled into a second cavity (14) of the die (12) with a second filling level, wherein the first and second filling levels are individually adjusted. Preferably, the first powder is filled via a first filling shoe and the second powder is filled via a second filling shoe, wherein the two filling shoes, at least temporarily, are not moved simultaneously. A powder pressing device is also claimed which is suitable for implementing the aforementioned method.

Classes IPC  ?

• B22F 3/00 - Fabrication de pièces ou d'objets à partir de poudres métalliques, caractérisée par le mode de compactage ou de frittageAppareils spécialement adaptés à cet effet
• B22F 3/03 - Presses de moulage à cet effet
• B28B 3/08 - Fabrication d'objets façonnés en utilisant des pressesPresses spécialement adaptées à ce travail dans laquelle un poinçon exerce une pression sur le matériau dans une cavité de moulagePoinçons de forme particulière avec plusieurs poinçons par moule
• B28B 17/00 - Parties constitutives ou accessoires de l'appareillage à façonner le matériauMesures auxiliaires prises en liaison avec un tel façonnage
• B30B 11/02 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes utilisant un pilon exerçant une pression sur le matériau dans une cavité de moulage
• B30B 15/30 - Alimentation des presses en matériau

Abrégé

A slip casting mold is useful for producing a ceramic die cast part. The slip casting mold includes a first mold part with a first main part and a first filtration layer and comprising at least one second mold part with a second main part and a second filtration layer. The first main part is equipped with at least one first dewatering channel with at least one dewatering channel end that opens into a second dewatering channel within the second mold part or into a dewatering channel within an additional dewatering body in a casting position.

Classes IPC  ?

• B29B 7/46 - MélangeMalaxage continu, avec dispositifs mécaniques de mélange ou de malaxage avec dispositifs de mélange ou de malaxage mobiles rotatifs avec plus d'un arbre
• B28B 7/36 - Garnissages ou revêtements
• B28B 1/26 - Fabrication d'objets façonnés à partir du matériau par coulée en moule poreux ou absorbant, c.-à-d. en coulant une suspension ou une dispersion du matériau dans un absorbeur de liquide ou un moule poreux, le liquide pouvant imbiber les parois du moule ou passer à travers celles-ci, p. ex. coulage de barbotineMoules à cet effet
• B28B 7/46 - MoulesNoyauxMandrins caractérisés par des moyens pour modifier les propriétés du matériau de moulage pour l'humidification ou la déshumidification
• B30B 9/26 - Parois perméables ou tamis du réceptacle
• B30B 9/28 - Presses spécialement adaptées à des fins particulières pour la fabrication d'objets façonnés

Abrégé

The invention relates to a method for calibrating, in particular, sintered pressed parts, wherein a calibration procedure of each individual pressed part is controlled depending on at least one specific pressed part parameter of the respective pressed part measured before calibration and/or depending on at least one production parameter of a preceding pressing and/or sintering step of the respective pressed part.

Classes IPC  ?

• B22F 3/16 - Compactage et frittage par des opérations successives ou répétées
• B30B 11/00 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes

Abrégé

A moulded part (1) for a mould (100). The moulded part (1) comprises at least one shell (11) for casting a product. A flange (12) is arranged on a frame of the moulded part (1) for sealing against abutment a sealing surface (13). The shell (11) has a first permeability for a fluid and the flange (12) has a second permeability for the fluid. The second permeability is less than the first permeability.

Classes IPC  ?

• B28B 1/26 - Fabrication d'objets façonnés à partir du matériau par coulée en moule poreux ou absorbant, c.-à-d. en coulant une suspension ou une dispersion du matériau dans un absorbeur de liquide ou un moule poreux, le liquide pouvant imbiber les parois du moule ou passer à travers celles-ci, p. ex. coulage de barbotineMoules à cet effet

Abrégé

The invention relates to a method for powder pressing at least two press parts, in particular ceramic powder press parts and/or metal powder press parts, wherein a first powder (17) for pressing a first press part is filled into a first cavity (13) of a matrix (12) with a first filling height and a second powder (18) for pressing a second press part is filled into a second cavity (14) of the matrix (12) with a second filling height, wherein the first and second filling heights are individually adjusted. Preferably, the first powder (17) is filled via a first filling shoe (10) and the second powder (18) is filled via a second filling shoe (11), wherein the two filling shoes (10, 11) are, at least partially, not moved simultaneously. The invention also relates to a powder pressing device which is suitable for carrying out said method.

Classes IPC  ?

• B30B 11/02 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes utilisant un pilon exerçant une pression sur le matériau dans une cavité de moulage
• B30B 15/30 - Alimentation des presses en matériau
• B22F 3/00 - Fabrication de pièces ou d'objets à partir de poudres métalliques, caractérisée par le mode de compactage ou de frittageAppareils spécialement adaptés à cet effet
• B22F 3/03 - Presses de moulage à cet effet

Abrégé

A pressure slip casting mould having a mould cavity (18) for pressure-casting a cast part (20) and mould parts (10-16) surrounding the mould cavity (18) in a pressure slip casting position, wherein at least two (10, 11) of the mould parts, specifically at least one first (10) and one second (11) mould part, at least during a demoulding process, are each displaceable independently of one another in at least two different directions and/or in a direction that is neither parallel nor perpendicular to a displacement direction of a third mould part.

Classes IPC  ?

• B28B 1/26 - Fabrication d'objets façonnés à partir du matériau par coulée en moule poreux ou absorbant, c.-à-d. en coulant une suspension ou une dispersion du matériau dans un absorbeur de liquide ou un moule poreux, le liquide pouvant imbiber les parois du moule ou passer à travers celles-ci, p. ex. coulage de barbotineMoules à cet effet

Abrégé

The invention relates to a method for calibrating, in particular, sintered press parts, wherein a calibration method of each individual press part is controlled as a function of at least one specific press part parameter of the respective press part, which has been measured before calibration, and/or as a function of at least one production parameter of a preceding pressing and/or sintering step of the respective press part.

Classes IPC  ?

• B22F 3/16 - Compactage et frittage par des opérations successives ou répétées
• B23P 9/02 - Traitement ou finition par pression, p. ex. par moletage
• B30B 11/00 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes
• B22F 3/02 - Compactage seul

Abrégé

A metal-powder and/or ceramic-powder press device includes at least one first punch (11) which, in a pressing position, is arranged to pass from a first side into a die opening, filled with ceramic and/or metal powder, of a die (13). At least one second punch (12), in the pressing position, is arranged to pass from a second side into the die opening, filled with ceramic and/or metal powder, of the die (13). A position measuring device determines a position of the first punch (11) and includes a first measuring element (16) and a second measuring element (19). The first measuring element (16) is connectable to the first punch (11) and the second measuring element (19) is connectable to the second punch (12), such that a relative position of the measuring elements to one another changes during the pressing operation. A sensor device determines the change in the relative position.

Classes IPC  ?

• B29C 43/18 - Moulage par pressage, c.-à-d. en appliquant une pression externe pour faire couler la matière à moulerAppareils à cet effet pour la fabrication d'objets de longueur définie, c.-à-d. d'objets séparés en incorporant des parties ou des couches préformées, p. ex. moulage par pressage autour d'inserts ou sur des objets à recouvrir
• B22F 3/03 - Presses de moulage à cet effet
• B30B 11/00 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes
• B29C 43/58 - Mesure, commande ou régulation

Abrégé

The invention relates to a molding part (1) for a casting mold (100). The molding part (1) comprises at least one shell (11) for casting a product. A flange (12) for sealing upon contact with a sealing face (13) is arranged on the frame of the molding part (1). The shell (11) has a first permeability for a fluid, and the flange (12) has a second permeability for the fluid. The second permeability is lower than the first permeability.

Classes IPC  ?

• B22C 9/00 - Moules ou noyauxProcédés de moulage
• B28B 1/26 - Fabrication d'objets façonnés à partir du matériau par coulée en moule poreux ou absorbant, c.-à-d. en coulant une suspension ou une dispersion du matériau dans un absorbeur de liquide ou un moule poreux, le liquide pouvant imbiber les parois du moule ou passer à travers celles-ci, p. ex. coulage de barbotineMoules à cet effet
• B29C 33/00 - Moules ou noyauxLeurs détails ou accessoires
• B28B 7/34 - Moules, noyaux ou mandrins en matériau particulier, p. ex. en matériau destructible
• B28B 7/46 - MoulesNoyauxMandrins caractérisés par des moyens pour modifier les propriétés du matériau de moulage pour l'humidification ou la déshumidification
• C04B 33/28 - Moulage en moule poreux
• B28B 13/06 - Enlèvement des objets façonnés hors des moules

Abrégé

The present invention relates to a powder press device, in particular a metal-powder and/or ceramic-powder press device, comprising at least one first punch (11) which, in a pressing position, is arranged so as be able to pass from a first side into a die opening, filled with ceramic and/or metal powder, of a die (13), and at least one second punch (12) which, in the pressing position, is arranged so as to be able to pass from a second side into the die opening, filled with ceramic and/or metal powder, of the die (13), and a position measuring device for determining a position of the first punch (11), wherein the position measuring device comprises at least a first measuring element (16), a second measuring element (19) and a sensor device, wherein the first measuring element (16) is connected or connectable to the first punch (11) and the second measuring element (19) is connected or connectable to the second punch (12), such that a relative position of the measuring elements (16, 19) to one another changes during the pressing operation, wherein the sensor device is configured to determine the change in the relative position.

Classes IPC  ?

• B30B 11/00 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes
• B22F 3/03 - Presses de moulage à cet effet

Abrégé

The invention relates to a casting mold, in particular a slip casting mold, for producing a cast part, in particular a ceramic die cast part, comprising at least one first mold part (10) with a first main part (14) and a first filtration layer (15) and comprising at least one second mold part (11) with a second main part (16) and a second filtration layer (17). The first main part is equipped with at least one first dewatering channel (12a, 12b) with at least one dewatering channel end (21a, 21b) which opens into a second dewatering channel (13a, 13b) within the second mold part (11) or into a dewatering channel within an additional dewatering body in a casting position.

Classes IPC  ?

• B28B 1/26 - Fabrication d'objets façonnés à partir du matériau par coulée en moule poreux ou absorbant, c.-à-d. en coulant une suspension ou une dispersion du matériau dans un absorbeur de liquide ou un moule poreux, le liquide pouvant imbiber les parois du moule ou passer à travers celles-ci, p. ex. coulage de barbotineMoules à cet effet
• B28B 7/36 - Garnissages ou revêtements
• B28B 7/46 - MoulesNoyauxMandrins caractérisés par des moyens pour modifier les propriétés du matériau de moulage pour l'humidification ou la déshumidification
• B30B 9/04 - Presses spécialement adaptées à des fins particulières pour exprimer les liquides des substances les contenant, p. ex. le jus des fruits, les huiles des oléagineux utilisant des pilons de presse
• B30B 9/28 - Presses spécialement adaptées à des fins particulières pour la fabrication d'objets façonnés

Abrégé

The invention relates to a method and an in particular container press arrangement (10) for pressing a pressed part, in particular a container (11) having at least one handle (13) made from a powdered and/or granulated ceramic material to be pressed (18). The press arrangement has a first compression mould component (22), which has a membrane (26) at which compression pressure (p1) can be applied on the back side, an outer mould (40) which is elastic at least in sections, and which is inserted or can be inserted in the first compression mould component (22), and a second compression mould component (23; 60) which can be arranged as a counter element for forming a moulding cavity (43) between itself on the one side and an interior mould section, in particular a cup moulding section (50) of the outer mould (40), on the other side. In addition, an outer mould of this type, a method, and a device for the production of the same are also provided.

Classes IPC  ?

• B28B 3/00 - Fabrication d'objets façonnés en utilisant des pressesPresses spécialement adaptées à ce travail
• B30B 11/00 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes
• B29C 33/38 - Moules ou noyauxLeurs détails ou accessoires caractérisés par la matière ou le procédé de fabrication

Abrégé

The invention relates to a method of controlling a ceramic and/or metal powder press (1) for pressing a compressible material (6), wherein at least one electromotive drive (15, 16; 20, 21), which adjusts at least one punch (5; 4) along a pressing direction, is controlled in such a manner that the drive (15, 16; 20, 21) moves the punch (5; 4) along a setpoint positioning path (as1) and the drive is readjusted if it deviates from the setpoint positioning path (as1), wherein a measured force (F11, F12) acting on the compressible material (6), the punch (4) or its supporting components (17-19), is used as at least one control variable for readjustment. The invention also relates to a ceramic and/or metal powder press (1) configured to carry out the method.

Classes IPC  ?

• B30B 11/00 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes
• B22F 3/00 - Fabrication de pièces ou d'objets à partir de poudres métalliques, caractérisée par le mode de compactage ou de frittageAppareils spécialement adaptés à cet effet
• B22F 3/02 - Compactage seul
• B28B 3/02 - Fabrication d'objets façonnés en utilisant des pressesPresses spécialement adaptées à ce travail dans laquelle un poinçon exerce une pression sur le matériau dans une cavité de moulagePoinçons de forme particulière
• B28B 17/00 - Parties constitutives ou accessoires de l'appareillage à façonner le matériauMesures auxiliaires prises en liaison avec un tel façonnage
• B30B 15/00 - Parties constitutives des presses ou accessoires de pressesMesures auxiliaires prises en rapport avec le pressage

Abrégé

The invention relates to a ceramic and/or metal powder press arrangement (10) for pressing a moulded part from a powdered and/or granular material (11) along a main pressing direction (x), comprising at least one die (14), at least one transverse adjustment drive module (18) configured for adjusting a transverse punch (19) in a transverse adjustment direction (y), and a holding arrangement (15) having an internal die receptacle (16) for the die (14) and at least one external transverse adjustment drive module receptacle (17) for applying at least one such transverse adjustment drive module (18) or having at least one transverse adjustment drive module (18) applied in such a way.

Classes IPC  ?

• B30B 7/04 - Presses caractérisées par une disposition particulière des organes de pression dans lesquelles le pressage se fait simultanément ou successivement dans différentes directions
• B22F 3/03 - Presses de moulage à cet effet
• B30B 11/00 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes
• B30B 11/02 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes utilisant un pilon exerçant une pression sur le matériau dans une cavité de moulage
• B30B 15/06 - Platines ou pilons de presse

Abrégé

The invention relates to a method for controlling a ceramic or metal powder press, and to a ceramic or metal powder press (1) for pressing a material to be pressed (6), wherein at least one electromotive drive (15, 16; 20, 21), which displaces at least one plunger (5; 4) in a longitudinal pressing direction, is actuated such that the drive (15, 16; 20, 21) displaces the plunger (5; 4) along a desired position path (as1), and the drive is reset if it deviates from the desired position path (as1), a measured force (F11, F12), which acts upon the material to be pressed (6), on the plunger (4) or on components (17-19) supporting said plunger, being used for resetting as at least one manipulated variable. The invention relates to a ceramic and/or metal powder press (1) which is designed to perform the method.

Classes IPC  ?

• B30B 11/00 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes

Abrégé

The invention relates, in particular, to a ceramic-powder and/or metal-powder press tool, comprising at least one base body (21), a plurality of at least two punches (22-25) which, in a press position, are arranged to be insertable from one side into a die cavity (3) of a die (2) filled with ceramic and/or metal powder (P), a plurality of at least two punch carriers (26-29) each for the attachment of one of the punches, wherein at least part of the die carriers (28; 29) is couplable to at least two adjustment drives (39-42) and wherein the punch carriers are arranged to be adjustable relative to each other and relative to the base body, and positive-stop devices (48°, 49, 50) arranged to divert at least part of a pressing force (Fp) from the punches via the base body in a press end position, wherein at least one of the punch carriers is coupled to or mounted on at least two coupling rods (30-33) and each of the coupling rods is couplable to or mountable on its own such adjustment drive. Electromotive adjustment drives are particularly preferred.

Classes IPC  ?

• B30B 11/02 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes utilisant un pilon exerçant une pression sur le matériau dans une cavité de moulage
• B28B 3/08 - Fabrication d'objets façonnés en utilisant des pressesPresses spécialement adaptées à ce travail dans laquelle un poinçon exerce une pression sur le matériau dans une cavité de moulagePoinçons de forme particulière avec plusieurs poinçons par moule
• B29C 33/30 - Montage, échange ou centrage
• B30B 1/18 - Presses, utilisant un élément pilonnant, caractérisées par le mode d'entraînement du pilon, la pression étant transmise au pilon ou à la platine de presse directement ou uniquement par l'intermédiaire d'organes travaillant en simple poussée ou traction par des systèmes à vis
• B22F 3/03 - Presses de moulage à cet effet

Abrégé

The invention relates to a ceramic and/or metal powder press, having a die (1) with a die surface (10) and a die opening (2) for introducing and pressing a material, a filling shoe (3) which is arranged so as to be able to move along a movement path (4) over the die surface (10) in order to charge the material (p), and filling lines (7, 8) which are connected to the filling shoe (3) for introducing the material, wherein at least two such filling lines (7, 8) are connected to the filling shoe (3) from a lateral direction with respect to the movement path. Furthermore, the invention relates to a method for pressing a pressed body (12) from metallic and/or ceramic pulverulent and/or granular material (p) in such a ceramic and/or metal powder press.

Classes IPC  ?

• B30B 15/30 - Alimentation des presses en matériau
• B22F 3/00 - Fabrication de pièces ou d'objets à partir de poudres métalliques, caractérisée par le mode de compactage ou de frittageAppareils spécialement adaptés à cet effet
• B28B 13/02 - Alimentation en matériau non façonné des moules ou des appareillages destinés à la fabrication d'objets façonnés

Abrégé

The invention relates to a method for pressing a compact (30) from at least two different metal and/or ceramic pulverulent and/or granular materials (p1, p2, p3). A die opening (21) of a die (20) is filled with a first such material (p1) (1; 4). In the die opening (21), at least two top-side plungers (22, 24) are thereupon placed at least temporarily onto the material (p1) (2) and press plungers (22, 23, 24, 25) arranged on the underside and top side are adjusted in a pressing direction to different heights together with material columns located in between (2 - 3). After the top-side press plunger (24, 25) has been withdrawn, the second material (p2) is filled into the die opening (21) (4). As a final step, the material (p1, p2) is finally compacted by way of the at least two top-side plungers (24, 25) (9 - 10).

Classes IPC  ?

• B30B 11/02 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes utilisant un pilon exerçant une pression sur le matériau dans une cavité de moulage

Abrégé

The invention relates in particular to a ceramic-powder and/or metal-powder press tool comprising at least one main body (21), comprising a multiplicity of at least two punches (22-25), which in a pressing position are arranged such that they can be made to enter from one side a die opening (3) of a die (2) that has been filled with ceramic and/or metal powder (P), comprising a multiplicity of at least two punch carriers (26-29), to which one of the punches is respectively attached, wherein at least some of the punch carriers (28; 29) can be coupled to at least two adjusting drives (39-42) in each case and wherein the punch carriers are arranged adjustably in relation to one another and in relation to the main body, and comprising fixed-stop devices (48°, 49, 50), which are arranged so as to dissipate a pressing force (Fp) from the punches via the main body at least partially in an end position of the press, wherein at least one of the punch carriers is coupled or secured to at least two coupling rods (30-33) and each of the coupling rods can be coupled or secured to such an adjusting drive of its own in each case. Electromotive adjusting drives are particularly preferred here.

Classes IPC  ?

• B30B 1/18 - Presses, utilisant un élément pilonnant, caractérisées par le mode d'entraînement du pilon, la pression étant transmise au pilon ou à la platine de presse directement ou uniquement par l'intermédiaire d'organes travaillant en simple poussée ou traction par des systèmes à vis
• B30B 11/02 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes utilisant un pilon exerçant une pression sur le matériau dans une cavité de moulage

Abrégé

The invention relates to an electrical metal- or ceramic-powder press or pressing tool of such a press with a punch device (16), which is adjustably designed for pressing a powder and/or granules in a die (13) by means of at least one punch to form a pressed part, comprising at least one spindle device (20), having a spindle (21) and a spindle wheel (23), wherein the spindle device (20) adjusts the punch device (16) in or counter to a pressing direction according to the direction of the drive, comprising at least one spindle drive (22), which drives the spindle (21) or the spindle wheel (23), and comprising a control device (C), which, after programming in control parameters as a stroke, carries out a first stroke or trial stroke with a sequence of movements of the spindle device and the punch device that can be interrupted before the end of the first stroke or trial stroke. Advantageous here is a manually actuable control component (24, 26), which is designed or programmed in connection with the control device (C) to activate the stroke at least in sections steplessly or step by step when the control component is manually actuated.

Classes IPC  ?

• B30B 1/18 - Presses, utilisant un élément pilonnant, caractérisées par le mode d'entraînement du pilon, la pression étant transmise au pilon ou à la platine de presse directement ou uniquement par l'intermédiaire d'organes travaillant en simple poussée ou traction par des systèmes à vis
• B30B 11/00 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes
• B23Q 15/00 - Commande automatique ou régulation du mouvement d'avance, de la vitesse de coupe ou de la position tant de l'outil que de la pièce

Abrégé

The invention relates to a metal or ceramic-powder electrical press or a pressing tool thereof having a stamp device (16), which is designed adjustably for pressing a press part, having a spindle device which has a spindle (21) and a spindle wheel (22), which adjusts the stamp device (16) in or in the opposite direction to a pressing direction, depending on the drive direction, having at least one spindle drive (20) with a motor housing (23) in which a stator (24) and a driveable rotor (25) are arranged, wherein a motor shaft (26) can be caused to carry out a motor shaft rotation (ω) by the rotor (25), wherein at least one section of the motor shaft (26) preferably forms the spindle (21), or allows the spindle (21) or the spindle wheel (22) to rotate, and having at least one bearing device (40) which bears the motor shaft (26) relative to the spindle drive (22) such that the rotor (25) and the stator (24) are arranged such that they are free of axial forces with respect to one another. In particular, the motor shaft and the motor housing are borne separated from one another on a frame of the press or of the pressing tool.

Classes IPC  ?

• B30B 1/18 - Presses, utilisant un élément pilonnant, caractérisées par le mode d'entraînement du pilon, la pression étant transmise au pilon ou à la platine de presse directement ou uniquement par l'intermédiaire d'organes travaillant en simple poussée ou traction par des systèmes à vis
• B30B 11/02 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes utilisant un pilon exerçant une pression sur le matériau dans une cavité de moulage

Abrégé

The invention relates to a metal or ceramic powder electric press, comprising a press drive (2), which is designed to drive a punch arrangement for pressing a powder and/or granulate into a die (12) to form a pressed part (K), a control device (C) for controlling the press drive (2) and the pressing process, and a current supply connection (4), which provides a supply current (Il), wherein an intermediate circuit (5) having an energy storage device (30) for supplying the press drive (2) with a drive current (Ia) is connected between the current supply connection (4) and the press drive (2).

Classes IPC  ?

• H02J 3/28 - Dispositions pour l'équilibrage de charge dans un réseau par emmagasinage d'énergie

Abrégé

A tubular apparatus for use in the conversion of chemical into electric energy, comprising: a first tube-shaped, closed element (1) made of an insulating material, in the interior of which an electrode is accommodated, a second tube-shaped element (3) made of an insulating material, wherein the second tube-shaped element (3) surrounds the first tube-shaped element (1) such that a closed hollow space (4) exists between the first and the second tube-shaped element (1, 3), a textile element (5) extending around the circumference of the first tube-shaped element (3) being inserted in said hollow space, wherein the inside diameter Di of the second tube-shaped element (3) is smaller than the outside diameter DA of the unit consisting of the first tube-shaped element (1) and the textile element (5) in the relaxed state of the textile element (5).

Classes IPC  ?

• H01M 8/20 - Éléments à combustible indirects, p. ex. éléments à combustible avec un couple REDOX irréversible
• H01M 8/24 - Groupement d'éléments à combustible, p. ex. empilement d'éléments à combustible
• H01M 4/76 - Récipients pour porter le matériau actif, p. ex. tubes, capsules
• H01M 4/86 - Électrodes inertes ayant une activité catalytique, p. ex. pour piles à combustible
• H01M 10/39 - Accumulateurs non prévus dans les groupes fonctionnant à haute température
• H01M 8/18 - Éléments à combustible à régénération, p. ex. batteries à flux REDOX ou éléments à combustible secondaires

Abrégé

The invention relates to a pressure slip casting apparatus and a method for casting a molded article. Said apparatus is designed and said method is devised to produce a slip-cast molded article that is bimodally composed of granular and fire-resistant material comprising fine fractions (K1) having first grain sizes (k1) ranging from 0.01 μm to 100 μm and coarse fractions (K2) having second grain sizes (k2) ranging from 100 μm to 10 mm. A fire-resistant molded article can thus be prepared in a simple manner after sintering the molded article. In the apparatus according to the invention, a slip (S) prepared in a pressure vessel (5) is discharged from the pressure vessel (5) into the casting chamber (8) through the discharge pipe (7) by means of a pressurized medium (G). Preferably, the size of the discharge pipe (7) is such and the pressure is selected at such a high level that the slip (S) is discharged through the discharge pipe in such a way that no more than negligible shearing forces act on the slip (S).

Classes IPC  ?

• B28B 1/26 - Fabrication d'objets façonnés à partir du matériau par coulée en moule poreux ou absorbant, c.-à-d. en coulant une suspension ou une dispersion du matériau dans un absorbeur de liquide ou un moule poreux, le liquide pouvant imbiber les parois du moule ou passer à travers celles-ci, p. ex. coulage de barbotineMoules à cet effet
• B28B 13/02 - Alimentation en matériau non façonné des moules ou des appareillages destinés à la fabrication d'objets façonnés
• C04B 35/626 - Préparation ou traitement des poudres individuellement ou par fournées

Abrégé

The invention relates to a method or a corresponding arrangement for producing a metal granulate (1), in which slip (2) from at least one metal component and at least one liquid phase based on water are separated by spraying in a spraying device (3) to produce droplets (8). The droplets (8) are then guided for the purpose of drying through a gas stream (11) to the metal granulate (1). The gas stream (11) is introduced into the spraying device (3) with a gas entry temperature (T1) and is discharged therefrom with a gas exit temperature (T2), the gas entry temperature (T1) being greater than the gas exit temperature (T2) and the gas stream (11) being introduced with a gas entry temperature (T1) higher than 230 °C.

Classes IPC  ?

• B22F 9/02 - Fabrication des poudres métalliques ou de leurs suspensionsAppareils ou dispositifs spécialement adaptés à cet effet par des procédés physiques
• C22C 1/05 - Mélanges de poudre métallique et de poudre non métallique
• C22C 29/08 - Alliages à base de carbures, oxydes, borures, nitrures ou siliciures, p. ex. cermets, ou d'autres composés métalliques, p. ex. oxynitrures, sulfures à base de carbures ou de carbonitrures à base de carbures mais ne contenant pas d'autres composés métalliques à base de carbure de tungstène

Abrégé

The invention relates to an extrusion die fastening device, comprising a fastening unit (2) for fastening a die (1) in a press, and a locking element (4) that is supported in the fastening unit (2), wherein the locking element (4) is adjustably disposed in the insertion direction and/or against a pressing direction (z) of the die (1) for tensioning the die (1) on the fastening unit (2). Advantageously the locking element (4) is pivotally supported in the mounting unit (2) such that the die (1) can be locked in the fastening unit (2) by rotating the locking element (4). The locking element thus has a dual function for locking by means of zero-force rotation, and subsequently for the tensioning of the die by means of the axial displacement of the locking element along a rotational axis of the rotation.

Classes IPC  ?

• B30B 15/02 - MatricesGarnitures ou montures appropriéesMoules

Abrégé

The invention relates to a pressing device and/or a pressing method for compressing a press part. A pre-press part (31) is pre-compressed in a first press assembly (1) and the press part (3) is pressed from the pre-press part (31) in a first press assembly (1). Said pre-press part (31) is taken up from the first press assembly (1) and transported to the second press assembly (2) after pre-compressing. A transport device comprising a receiving opening (11) for the pre-press part (31) is used to transport the pre-press part (31).

Classes IPC  ?

• B30B 15/02 - MatricesGarnitures ou montures appropriéesMoules

Abrégé

The invention relates to a press arrangement for pressing press parts (18) from a ceramic and/or metallic material, comprising a die (13) that has a die opening (12), a filling device (14) for filling in the material in the die opening, at least one upper punch (3) and at least one lower punch (11), which are both configured for pressing the press part from the material in the die opening, and a first and second adjustment device (9, 10; 15, 16) for adjusting the upper punch and lower punch relative to each other or for adjusting the die and at least one of upper punch and lower punch relative to each other, wherein the upper punch is fixedly arranged in a frame (2) or relative thereto while the lower punch is movably mounted in the frame or relative thereto with the first adjustment device and the die with the second adjustment device is movably mounted relative to the lower punch, the second adjustment device being arranged at an element (17) that can be moved relative to the frame in conjunction with the lower punch by the first adjustment device. Furthermore, the invention relates to a corresponding method for pressing press parts using such a press arrangement.

Classes IPC  ?

• B28B 3/02 - Fabrication d'objets façonnés en utilisant des pressesPresses spécialement adaptées à ce travail dans laquelle un poinçon exerce une pression sur le matériau dans une cavité de moulagePoinçons de forme particulière
• B30B 11/02 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes utilisant un pilon exerçant une pression sur le matériau dans une cavité de moulage
• B30B 11/04 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes utilisant un pilon exerçant une pression sur le matériau dans une cavité de moulage coopérant avec un moule fixe
• B22F 3/03 - Presses de moulage à cet effet

Abrégé

The invention relates to a pressing apparatus and a corresponding pressing method for isostatically pressing a member (8) made of a powdered and/or granular material (3). Said pressing apparatus comprises a female mold (1) that is provided with a wall (6) embodying a molding compartment (2), and an orifice (5) of the female mold extending from outside the female mold to the molding compartment through the wall of the female mold to fill the molding compartment with the material and remove the member pressed therein following the pressing process. The wall of the female mold is embodied from an elastic material in order to press the material (3) by means of an isostatic pressure (p) that is applied to the outside of the wall of the female mold. The inventive pressing apparatus further comprises a male mold (4) for closing the orifice of the female mold during the pressing process. Said male mold is formed by a metallic insert (13) extending in a longitudinal direction and an elastic jacket (14) which surrounds the metallic insert. A terminal front section (7) of the insert (13) protrudes into the molding compartment in the state closing the orifice of the female mold.

Classes IPC  ?

• B30B 11/00 - Presses spécialement adaptées à la fabrication d'objets à partir d'un matériau en grains ou à l'état plastique, p. ex. presses à briquettes ou presses à tablettes
• B30B 15/02 - MatricesGarnitures ou montures appropriéesMoules

Produits et services

Compositions for the manufacture of technical ceramics, ceramic glazings, ceramic materials in particulate form for use as filtering preparations, ceramic compounds for sintering (granules and powder), binding agents for manufacturing casting moulds of non-metallic materials for manufacturing ceramic and/or metallic moulded castings; bright gold (ceramic), carbon for filters, filtering materials (chemical products), filtering materials (unprocessed plastics), filtering materials (mineral substances), filtering materials (vegetable), ceramic materials in particulate form for use as filtering preparations, foundry moulding preparations; unprocessed artificial resins, unprocessed plastics; fire extinguishing compositions; tempering and soldering preparations. Machines and machine tools; housings for machines, motors and engines, racks for machines, bearing brackets for machines, stands for machines, tables for machines, axles for machines, foundry machines, slip casting machines, hydraulic and pneumatic drives for machines, motors and engines, pistons being machine, motor or engine parts, punches for punching machines, punching machines, filters (parts of machines, motors and engines), moulding machines, milling machines, conveyors, guides for machines, bottle-filling machines, blowing machines; machines and moulds for manufacturing pressed parts, in particular metal and/or ceramic pressed parts, sintered parts, castings, in particular ceramic castings; moulds and casting moulds (machine parts), in particular slip casting moulds of metallic and/or non-metallic materials for manufacturing, in particular ceramic and/or metallic moulded parts; mixing machines, in particular metal powder mixing machines, ceramic powder mixing machines; agitators, connecting rods for machines, motors and engines, die-stamping machines, sifters, sifting installations, sorting machines for industrial purposes, controls for machines, motors or engines, machine tools, cylinders and cylinder pistons for machines, gears for machines, suction machines for industrial purposes, precipitators, dust removing installations, in particular dust removing installations for powder and granule manufacturing, pressure cylinders, blowing machines for the compression, exhaustion and transport of gases, powders, fluids and suspensions; presses, in particular presses for ceramic and/or metal machine parts, pumps being machines, machine, motor or engine parts, mixers being machines or machine components, mixers for processing base materials for ceramic presses or metal powder presses, mills being machines or machine components, mills for processing base materials for ceramic presses or metal powder presses, grease cups being parts of machines, lubricating pumps, grease rings being parts of machines, lubricating devices being parts of machines, separators, spin drying machines, valves being parts of machines, vibrators for industrial purposes, water separators, centrifugal mills, centrifugal pumps, crushing machines for crushing base materials for ceramic presses or metal powder presses, crushing machines for industrial purposes, spraying devices or vaporisers being machines, in particular spraying devices or vaporisers for metallic and/or ceramic suspensions. Weighing machines, electric installations for the remote control of industrial operations, mainly consisting of measuring apparatus and measuring instruments, keyboards and sensors being input apparatus and input instruments for control instructions, logic components for processing input values and exporting control instructions and/or display signals, motorised, electric and electromechanical actuators for controlling machine and system processes, display instruments, monitors; electronic regulating, control and monitoring apparatus and instruments, data processing equpiment, computers, computer peripheral devices for the communication, input and/or output of data, printers, surveillance cameras and installations comprising the aforesaid goods, for the remote control of industrial operations; surveying, electric, optical, acoustic, weighing, measuring, signalling and checking (supervision) apparatus and instruments, included in class 9; apparatus for recording, transmission or reproduction of signals, in particular for controlling machines; data processing equipment and control apparatus for operating machines, in particular for operating presses and casting machines; visualisation and control systems for the operation of machines and installations, mainly consisting of control panels, monitors, input and output apparatus, surveillance cameras, computers, data processing installations, regulating, control and monitoring apparatus and instruments; storage media containing programs for controlling machines and installations; programs for controlling machines and installations. Building materials (non-metallic); building materials for manufacturing casting moulds of non-metallic materials, for manufacturing ceramic and/or metallic moulded castings; Potters' clay (raw material); gravel and/or sand for mould-making; Fireclay; building materials (non-metallic); building stone; quartz; concrete; concrete building elements; shuttering, not of metal, for concrete; binding agents for manufacturing casting moulds; bitumen; drain pipes, not of metal; pressure pipes (not of metal) (component parts); refractory materials; plaster (fired); gypsum (raw); window glass (except glass for vehicle windows); glass granules; lime; calcareous marl; limestone; Potters' clay (raw material); gravel; silica (quartz); sand (except foundry sand); gravel and/or sand for mould-making; sandstone for building; Fireclay; stone; terracotta; clay for mould-making; slate; tufa; cement; fireproof cement coatings; brick clay; bricks; earth for bricks. Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software; research in the field of mechanical engineering, research in the field of making press moulds and/or casting moulds, computer programming, in particular creating programs for controlling machines, presses, casting installations, atomising dryer installations and casting moulds (machine parts).