Abrégé

Machine tool comprising a machine frame (10), a workpiece spindle unit (40), arranged on the machine frame (10), having a workpiece spindle (44) which is driven about a spindle axis (46) by a spindle drive and in which a workpiece (W) is received so as to be rotatable about the spindle axis (46), and at least one tool spindle unit (90), arranged on the machine frame (10), having a tool (98) that is driven in rotation about a tool spindle axis (96) by means of a tool drive, wherein the workpiece spindle unit (40) and the tool spindle unit (90) are driven in a manner controlled by means of a machine controller (120) and are movable relative to one another at least in the direction of a Z axis, characterized in that, to produce at least one continuous recessed structure (V) in the workpiece (W), said recessed structure (V) extending about the workpiece spindle axis (46) with a first profile component, the rotating tool (98) has at least one cutting edge (SI) that extends around the tool spindle axis (96) and is radially on the outside and is effective radially on the outside.

Classes IPC  ?

• B23B 5/48 - Machines ou dispositifs à tourner spécialement conçus pour un travail particulier; Accessoires correspondants spécialement conçus à cet effet pour tourner des surfaces de formes spéciales grâce à l'emploi de mécanismes géométriques produisant un mouvement relatif entre l'outil et la pièce, c. à d. tours de façonnage pour tourner des surfaces en forme d'hélice ou de spirale pour tailler des gorges, p.ex. des rainures de lubrification de forme hélicoïdale
• B23C 3/32 - Fraisage de rainures hélicoïdales, p.ex. pour fabriquer des forets hélicoïdaux
• B23G 1/32 - Filetage; Machines automatiques spécialement conçues pour le filetage par fraisage

Abrégé

In a machine tool - comprising a machine frame, at least one spindle set arranged on the machine frame and having a first workpiece spindle unit and a second workpiece spindle unit, which are arranged on the same side of a working chamber with their spindle axes parallel to one another and at a distance next to one another, and which each comprise workpiece holders facing the working chamber, as well as comprising at least one tool carrier arranged on the machine frame and supporting tools with tool blades, wherein the spindle set and the tool carrier can be moved relative to one another in a controlled manner - in order to increase efficiency, it is proposed that at least one first and at least one second tool blade is arranged on the tool carrier, and that the tool blades have the same relative position in relation to the respective reference point of the respective workpiece spindle unit within predefined processing tolerances in order to process the workpieces.

Classes IPC  ?

• B23B 3/32 - Machines à tourner à plusieurs broches de travail, p.ex. fixées d'une façon permanente pour réaliser simultanément des opérations identiques sur plusieurs pièces

Abrégé

The invention relates to a multi-spindle lathe comprising a machine frame, a spindle drum that is mounted on the machine frame such that it can rotate about a spindle drum axis, and workpiece spindles that are respectively arranged in a spindle position on the spindle drum and are mounted such that they can rotate about a workpiece spindle axis in relation to the spindle drum, said spindles being positionable in different spindle stations arranged in a stationary manner in relation to the machine frame, by rotating the spindle drum about the spindle drum axis, for machining workpieces arranged in said workpiece spindles. For plain turning machining, a workpiece guide bushing for guiding a material bar held in the workpiece spindle is associated with each workpiece spindle, and is arranged such that it can move in relation to the respective workpiece spindle in a direction parallel to the workpiece spindle axis.

Classes IPC  ?

• B23Q 1/76 - Lunettes; Appuis
• B23B 7/06 - Machines automatiques ou semi-automatiques pour tourner des produits bruts à poupée coulissante
• B23B 13/04 - Agencements automatiques de transport, de serrage sur mandrins ou de guidage des produits bruts pour les machines à tourner pour machines à tourner à plusieurs broches
• B23B 13/12 - Accessoires, p.ex. butées, mors
• B23Q 39/04 - Machines pour le travail des métaux incorporant un grand nombre de sous-ensembles capables chacun de réaliser une opération de travail du métal les sous-ensembles étant disposés pour fonctionner simultanément à différents postes de travail, p.ex. avec une table de travail annulaire se déplaçant par paliers

Abrégé

The aim of the invention is to improve a bar feeding device (10), comprising at least one bar guide (28) for supplying at least one bar of material (14) to at least one workpiece spindle (W) of a lathe (D), and a machining unit (90) for producing an end contour (148) on an end of the bar of material (14), which allows gripping the end (146) by means of a collet chuck (244) in the bar guide (28), in such a manner that it operates as efficiently as possible and, in particular, allows reloading of bars of material (14) into the at least one bar guide (28) as efficiently as possible and in a short time, it is proposed that the bar feeding device (10) comprises a bar loading magazine (20) that is rotatable about a magazine axis (26), which has more than two bar guides (28) arranged about the magazine axis (26) in a magazine drum (24), and that the bar feeding device (10) comprises a buffer store (160) arranged between the machining unit (90) and the bar loading magazine (20), said buffer store storing a plurality of premachined bars of material (44) which are provided with the end contour (148).

Classes IPC  ?

• B23B 13/04 - Agencements automatiques de transport, de serrage sur mandrins ou de guidage des produits bruts pour les machines à tourner pour machines à tourner à plusieurs broches
• B23B 13/10 - Agencements automatiques de transport, de serrage sur mandrins ou de guidage des produits bruts pour les machines à tourner avec magasins pour les produits bruts
• B23B 13/12 - Accessoires, p.ex. butées, mors
• B23B 5/16 - Machines ou dispositifs à tourner spécialement conçus pour un travail particulier; Accessoires correspondants spécialement conçus à cet effet pour biseauter, chanfreiner, ou ébavurer les extrémités de barres ou de tubes

Abrégé

The invention relates to a linear guide (50) for machine tools (10), comprising a guide rail (54) which extends in a longitudinal direction (52) and which has a constant cross-sectional shape (56) in the longitudinal direction (52) and comprising at least one guide carriage (110) which is guided on the guide rail (54) and which engages over the guide rail (54) in sub-regions of the cross-sectional shape (56), characterised in that the guide carriage (110) is guided on the guide rail (54) by way of at least one sliding guide (120) which has at least one sliding support surface (124) provided on the guide rail (54) and against which a sliding contact surface (126) of the guide carriage bears (110), that the guide carriage (110) is guided on the guide rail (54) by way of at least one rolling-body guide (130) which has at least one rolling-body raceway (132) arranged on the guide rail (54) and one rolling-body arrangement (119) provided on the guide carriage (110), the rolling bodies (116) of which rolling-body arrangement are movable in rolling fashion along the rolling-body raceway (132) of the guide rail (54), and that the at least one sliding guide (120) and the at least one rolling-body guide (130) are arranged and designed such that they absorb differently oriented supporting forces (GS, WS) that act on the guide carriages (110) and perpendicular to the longitudinal direction (52) of the guide rail (54).

Classes IPC  ?

• F16C 29/00 - Paliers pour pièces à déplacement uniquement linéaire
• B23Q 1/34 - Déplacement relatif obtenu par utilisation d'organes déformables, p.ex. d'organes piézo-électriques, magnétostrictifs, élastiques ou dilatables thermiquement
• B23Q 1/38 - Supports mobiles ou réglables d'outils ou de pièces caractérisés par des particularités de structure concernant la coopération des organes animés d'un mouvement relatif; Moyens pour empêcher un déplacement relatif de ces organes utilisant des paliers à fluide ou des supports à coussin de fluide

Abrégé

A multi-spindle lathe comprising a machine frame (12), a spindle drum (14), which is arranged in the machine frame (12), is rotatable about a spindle drum axis (16) and is made up at least partially of segments (80) cut out from flat material in a stacking direction (82) parallel to the spindle drum axis (16) and made to extend in stack planes (88) transversely in relation to the stacking direction (82), which segments have mutually overlapping receiving cutouts (90) and cooling channel cutouts (92, 96, 106), and so the spindle drum (14) has spindle motor receptacles (30) for spindle motors (32) and a cooling channel system (120, 130, 180) that is separated from said spindle motor receptacles by wall webs (98), characterized in that the cooling channel system has a number of subchannel systems (120, 130, 180), fed in parallel, for a liquid cooling medium.

Classes IPC  ?

• B23Q 11/12 - Dispositions pour le refroidissement ou la lubrification des parties des machines
• B23Q 39/04 - Machines pour le travail des métaux incorporant un grand nombre de sous-ensembles capables chacun de réaliser une opération de travail du métal les sous-ensembles étant disposés pour fonctionner simultanément à différents postes de travail, p.ex. avec une table de travail annulaire se déplaçant par paliers
• B23B 9/00 - Machines à tourner automatiques ou semi-automatiques à plusieurs broches de travail, p.ex. machines automatiques multibroches dont les broches sont disposées sur un chariot à tambour susceptible d'être placé dans des positions prédéterminées; Equipement de ces machines
• H02K 1/20 - Parties fixes du circuit magnétique avec des canaux ou des conduits pour l'écoulement d'un agent de refroidissement

Abrégé

The invention relates to a machining unit, comprising a tool (30) having a tool base (50) and a tool blade (78), by which at least one workpiece region (WB) can be machined by metal-cutting so as to generate a defined workpiece geometry in the workpiece region (WB) along a cutting line, in such a way that, with the simplest possible movement of the tool (30), the workpiece (W)can be machined without twist. The tool blade (78) can be pivoted relative to the tool base (50) about a tool axis (56), the tool blade (78) extends on at least one side of the tool axis (56), the tool blade (78) is located with a cutting edge (80) on a geometric blade plane (82) perpendicular to the tool axis (56), the tool blade (78) extends continuously over a blade length, and the tool blade (78) has a blade course that extends with one component in the radial direction to the tool axis such that the cutting edge, with a cutting edge (80) associated with the tool (30), forms an engagement region (E) in an intersecting point with the tool, said engagement region migrating along the cutting edge (80) and along the cutting line (S) when pivoting the tool blade (78) about the tool axis (56).

Classes IPC  ?

• B23B 1/00 - Méthodes de tournage ou méthodes de travail impliquant l'utilisation de tours; Utilisation d'équipements auxiliaires en relation avec ces méthodes
• B23B 29/04 - Porte-outils pour un seul outil de coupe
• B23Q 5/04 - Entraînement des principaux organes de travail des arbres rotatifs, p.ex. des broches de travail

Abrégé

In order to simplify the operability of a control system for a machine tool having a work space and machining units arranged therein, comprising a visualization controller, which, based on operational data and based on a stored machine model, represents the real machine tool, at least in the region of the work space thereof, in a visualization unit by means of visualizing elements as a virtual machine tool having virtual machining units provided in a virtual work space thereof, and which also represents the functions thereof, it is proposed that an interaction unit allowing manual interaction is associated with the visualization unit, that a function selection unit allowing a function of the machine tool to be associated with said manual interaction is associated with the visualization unit, and that a function data generator unit is provided, which generates operational data corresponding to the manual interaction, while taking the associated function into consideration, and transmits said operational data to the visualization controller in order to represent the function specified by the manual interaction on the visualization unit by means of the visualizing elements.

Classes IPC  ?

• G05B 19/4068 - Vérification d'un programme de pièce à l'écran, en dessinant ou par d'autres moyens
• G05B 19/4069 - Simulation du procédé d'usinage à l'écran
• G05B 19/409 - Commande numérique (CN), c.à d. machines fonctionnant automatiquement, en particulier machines-outils, p.ex. dans un milieu de fabrication industriel, afin d'effectuer un positionnement, un mouvement ou des actions coordonnées au moyen de données d'u - caractérisée par les détails du panneau de commande, par la fixation de paramètres

Abrégé

The invention relates to a lathe comprising a machine frame, a workpiece spindle unit arranged on the machine frame and having a workpiece receptacle for a workpiece to be held in a workpiece position, which workpiece receptacle can be rotationally driven about a workpiece spindle axis, a tool carrier, which can be moved relative to the machine frame and on which a plurality of tool receiving places for tools is arranged, wherein in order to improve said lathe in such a way that the lathe is as compact as possible, it is proposed that the tool carrier can be moved parallel to a movement plane extending perpendicularly to the workpiece spindle axis only in the direction of two movement axes perpendicular to each other, that the tools and the workpiece receiving places be arranged in such a way that the tool cutting edges of the tools are arranged in the direction parallel to the movement plane on a side of the tool receiving places facing the workpiece, and that only by moving the tool carrier in the movement plane can individual tools be selected from at least some of the tools associated with the tool receiving places and brought in the direction of the workpiece spindle axis into at least one machining position to machine the workpiece.

Classes IPC  ?

• B23Q 39/02 - Machines pour le travail des métaux incorporant un grand nombre de sous-ensembles capables chacun de réaliser une opération de travail du métal les sous-ensembles étant susceptibles d'être mis en fonctionnement à un seul poste de travail

Abrégé

In order to be able to easily assemble a sliding carriage system for machine tools comprising two guide rails (72, 74) running parallel to one another in a guide direction (60) and arranged on a machine frame body (10), at least one sliding guide shoe (120, 122, 124, 126) arranged on each of the guide rails (72, 74) and a carriage body (130) carried by the sliding guide shoes, according to the invention, each sliding guide shoe (120, 122, 124, 126) is mounted on the carriage body (130) by means of a joint (160) such that the joint (160) allows a pivoting movement around at least one joint axis (162) running crosswise to the guide direction (60) and that the joint (160) can be reinforced at desired pivot positions.

Classes IPC  ?

• F16C 29/02 - Paliers à contact lisse
• F16C 29/00 - Paliers pour pièces à déplacement uniquement linéaire
• B23Q 1/26 - Supports mobiles ou réglables d'outils ou de pièces caractérisés par des particularités de structure concernant la coopération des organes animés d'un mouvement relatif; Moyens pour empêcher un déplacement relatif de ces organes
• B23Q 1/28 - Moyens pour fixer les éléments coulissants dans la position désirée
• B23Q 1/32 - Déplacement relatif obtenu par coopération de surfaces sphériques, p.ex. joints à articulation sphérique
• B23Q 1/56 - Supports mobiles ou réglables d'outils ou de pièces utilisant des mécanismes particuliers avec des guidages en translation uniquement
• B23Q 1/60 - Supports mobiles ou réglables d'outils ou de pièces utilisant des mécanismes particuliers avec des guidages en translation uniquement avec deux guidages en translation uniquement

Abrégé

The invention relates to a machine-tool for machining a workpiece by means of a relative movement between the workpiece and at least one tool. Said machine-tool comprises a carrier arranged on a machine frame and provided with a first receiving element, and a compound rest system arranged on the machine frame and provided with a second receiving element, said elements being mobile in relation to each other by means of the compound rest system. The compound rest system comprises a first carriage element supported on the machine frame and at least one guiding element comprises sliding guide surfaces. The compound rest system comprises a second carriage element that is guided on the sliding guide surfaces, with sliding support surfaces, in a supported manner, and carries the second receiving element. Said machine-tool also comprises a drive device for moving and fixing the second carriage element in relation to the first carriage element. The aim of the invention is to improve said machine-tool in terms of the quality of the guiding. To this end, the second carriage element comprises a base body and supporting wings extending therefrom, said wings comprising form-fitting receiving elements for the sliding blocks carrying the sliding support surfaces. Furthermore, the base body and the supporting wings hold all of the sliding support surfaces in relation to the guide surfaces in a pre-stressed manner.

Classes IPC  ?

• B23Q 1/38 - Supports mobiles ou réglables d'outils ou de pièces caractérisés par des particularités de structure concernant la coopération des organes animés d'un mouvement relatif; Moyens pour empêcher un déplacement relatif de ces organes utilisant des paliers à fluide ou des supports à coussin de fluide
• B23Q 1/62 - Supports mobiles ou réglables d'outils ou de pièces utilisant des mécanismes particuliers avec des guidages en translation uniquement avec deux guidages en translation uniquement à axes perpendiculaires, p.ex. chariots à mouvements transversaux

Abrégé

The invention relates to a machine tool for machining workpieces according to a CNC machining program package by way of operations of at least one machining unit. Said machine tool comprises at least one machine control which determines, by means of a control program processing CNC sets of the CNC machining program package, control commands for operations of the at least one machining unit and which controls a drive of the at least one machining unit via a drive control, using said control commands. The aim of the invention is to improve the machine tool in such manner that it makes available to the operator as much information as possible. According to the invention, an operator support system is arranged on the machine tool in addition to the machine control, said operator support system working independently of the machine control. The operator support system is connected to a data network via which machining and/or workpiece information is accessible. The operator support system comprises a visualization unit for representing the machining and/or workpiece information.

Classes IPC  ?

• G05B 19/406 - Commande numérique (CN), c.à d. machines fonctionnant automatiquement, en particulier machines-outils, p.ex. dans un milieu de fabrication industriel, afin d'effectuer un positionnement, un mouvement ou des actions coordonnées au moyen de données d'u caractérisée par le contrôle ou la sécurité

Abrégé

The invention relates to a method for representing operations of machining units of a real machine tool, especially operations during machining of a workpiece according to a CNC machining program package, using at least one first visualization unit, in the form of operations of virtual machining units of a virtual tool machine. According to said method, an operation control determines control commands for operations of the virtual machining units, using a control program that processes CNC sets of the CNC machining program package, an operator control operates the operation control, using an operator control program, and a visualization control represents operations of the virtual machining unit on the first visualization unit, using a visualization program and geometric configuration data of a stored machine model and the control commands determined by the operation control. The aim of the invention is to improve the accuracy of said method with respect to the representation of the operations of the virtual machining units on the virtual machine tool. The method according to the invention is carried out both with at least one type-specific configuration parameter that is valid for the real machine tool type and with at least one individual configuration parameter that is valid for the individual real machine tool specifically provided for the machining of the respective workpiece.

Classes IPC  ?

• G05B 19/4069 - Simulation du procédé d'usinage à l'écran

Abrégé

The invention relates to a virtual machine tool for representing operations of machining units of the machine tool, especially operations during machining of a workpiece according to a CNC machining program package, using at least one first visualization unit, in the form of operations of virtual machining units. Said virtual machine tool comprises an operation control which has at least one first data processing unit that determines control commands for operations of the virtual machining units, using a control program processing CNC sets of the CNC machining program package, a visualization control comprising at least one second data processing unit that represents operations of the virtual machining units on the first visualization unit, using a visualization program and geometric configuration data of a stored machine model and the control commands determined by the operation control, and an operator control comprising a third data processing unit that operates the operation control, using an operator control program. The aim of the invention is to improve the virtual machine tool in such manner that the simulation of the machining of a virtual workpiece comes as close as possible to reality. The virtual machine tool according to the invention comprises a tool modeling system which allows the generation of tool configuration data for at least one virtual tool, using tool data and a tool model, and the supply thereof to the visualization program.

Classes IPC  ?

• G05B 19/4069 - Simulation du procédé d'usinage à l'écran

Abrégé

In order to improve a lathe comprising a machine frame (10), a spindle housing that is disposed on the machine frame and in which a tool spindle (22) rotatable about a spindle axis (112) is disposed, and at least one functional unit (20) configured as a tool carrier (24) and/or as a workpiece transport device (26), such it is possible to machine the workpiece as efficiently as possible, the invention provides that the spindle housing is configured as a stand body (18), that the stand body is disposed on one side of a workspace (30) and abuts the same, and that multiple functional units are disposed on the stand body.

Classes IPC  ?

• B23Q 39/02 - Machines pour le travail des métaux incorporant un grand nombre de sous-ensembles capables chacun de réaliser une opération de travail du métal les sous-ensembles étant susceptibles d'être mis en fonctionnement à un seul poste de travail

Abrégé

In order to improve a sled system for machine tools, having a base body, at least one guide rail held on the base body, which extends in a longitudinal direction and which has a guide area and a foot area, and having a sled guided on the guide rails with at least one guide wagon in such a manner that the sled system has a high quality of guidance in the longitudinal direction and is also simple to mount and with a space-saving design, it is suggested that, for connecting the foot area and the base body, one said component has a recess extending in the longitudinal direction of the guide rail, and the other has an insertion body which can be inserted in the recess, that the recess has two alignment surfaces running parallel to the longitudinal direction of the guide rails and transverse to each other, on each of which abuts an assigned surface of the insertion bodies, and that screws, which are arranged successively in the longitudinal direction of the guide rail and which pass through the base body and the foot area outside the guide area, tension the insertion body and recess against each other.

Classes IPC  ?

• B23Q 1/01 - Bâtis, bancs, colonnes ou éléments similaires; Agencement des glissières de guidage
• F16C 29/00 - Paliers pour pièces à déplacement uniquement linéaire

Abrégé

In order to improve a tool changing device for machine tools comprising at least one tool carrier, comprising a tool magazine having a storage element containing a plurality of storage receptacles, wherein the element can be moved into at least one tool changing position for transferring the storage receptacles, and having at least one first operating device, by means of which the transfer of a tool is possible between the tool replacement position and a tool changing position as defined by a tool receptacle of at least one tool carrier being in a tool changing position, such that the device is efficiently mounted on the machine tool, the invention provides that the tool magazine and the first operating device are functionally disposed on the machine tool in a cooperating manner, and that the tool changing device is disposed on a machine frame of the machine tool as a single unit substantially under alignment of only the tool changing device relative to at least one in the tool changing position.

Classes IPC  ?

• B23Q 3/155 - Agencements pour insérer ou retirer automatiquement les outils
• B23Q 3/157 - Agencements pour insérer ou retirer automatiquement les outils les outils rotatifs

Abrégé

To improve machining equipment encompassing a lathe (10) with a machine frame (12), and with a workpiece spindle (16) which can be driven so as to rotate for machining of the workpiece and which is mounted so as to be rotatable around a spindle axis (18) and which is located in a workpiece spindle housing (14), and with a workpiece carrier (24), and a workpiece rod loader (30) designed as short rod loader, so as to avoid any overloading of the bearings (36, 38) of the workpiece spindle, the proposal provides, between the workpiece rod loader and the workpiece spindle, guide equipment (50) which is arranged so as to be separate from a workpiece rod receiver (31) of the workpiece rod loader and the workpiece spindle and which is intended for the workpiece rod (22) held in the workpiece spindle, with which, during workpiece machining, an end section (48) which is part of the workpiece rod held in the workpiece spindle and which protrudes beyond the workpiece spindle in the direction of the workpiece rod loader can be guided coaxially with respect to the spindle axis.

Classes IPC  ?

• B23B 13/02 - Agencements automatiques de transport, de serrage sur mandrins ou de guidage des produits bruts pour les machines à tourner pour machines à tourner à une seule broche
• B23B 3/32 - Machines à tourner à plusieurs broches de travail, p.ex. fixées d'une façon permanente pour réaliser simultanément des opérations identiques sur plusieurs pièces

Abrégé

The invention relates to a turning center which comprises a machine frame, a first workpiece spindle unit having a first workpiece spindle, a second workpiece spindle unit arranged on the machine frame and having a second workpiece spindle, at least one tool support unit arranged on the machine frame and a working chamber in which workpieces held in the workpiece spindle units can be machined by means of the tool. The aim of the invention is to provide a turning center which is compact and allows extensive turning and/or milling applications. For this purpose, the machine frame comprises a machine foundation constituted by two spaced-apart columns, the first workpiece spindle unit being arranged on a front face of a first of the columns facing the working chamber, the second workpiece spindle unit being arranged on a front face of a second of the two columns facing the working chamber, and the at least one tool support unit being arranged on the transversal side of one of the columns facing the respective other column.

Classes IPC  ?

• B23Q 39/02 - Machines pour le travail des métaux incorporant un grand nombre de sous-ensembles capables chacun de réaliser une opération de travail du métal les sous-ensembles étant susceptibles d'être mis en fonctionnement à un seul poste de travail
• B23Q 1/01 - Bâtis, bancs, colonnes ou éléments similaires; Agencement des glissières de guidage

Abrégé

The invention relates to a machine tool which comprises a machine frame, a first workpiece support unit arranged on the machine frame and having a workpiece holder, at least one tool support unit arranged on the machine frame and a working chamber in which a workpiece held in the workpiece holder can be machined by means of the tool. The aim of the invention is to increase accuracy of machining of said machine tool. For this purpose, the tool support unit has a tool support base, a guide arm, extending with a longitudinal axis, and a tool turret held on the guide arm. Said tool turret has a turret housing arranged on the guide arm relative which housing the turret head can be rotated about a turret axis that is perpendicular to the longitudinal axis. An intersection between a tool plane of the turret head and the turret axis lies inside a geometrical cylindrical space about the longitudinal axis and has a radius that corresponds to an average radius of the guide arm.

Classes IPC  ?

• B23Q 39/02 - Machines pour le travail des métaux incorporant un grand nombre de sous-ensembles capables chacun de réaliser une opération de travail du métal les sous-ensembles étant susceptibles d'être mis en fonctionnement à un seul poste de travail

Abrégé

The invention relates to a machine tool which comprises a machine frame, a first workpiece support unit having a workpiece holder, at least one tool support unit on which at least one tool is arranged and a working chamber in which a workpiece can be machined by means of the tool. The aim of the invention is to reduce the space required for the use of the tools that are available. For this purpose, the tool support unit has a tool support base and a workpiece support head which can be displaced relative to the tool support base by means of a guide arm along an axis of advance and rotated about a rotational axis that is parallel to the axis of advance. The tool support head is fixed to the guide arm and is configured as a tool turret having at least two tool planes in which one respective tool extends with at least one of its tool directions.

Classes IPC  ?

• B23Q 39/02 - Machines pour le travail des métaux incorporant un grand nombre de sous-ensembles capables chacun de réaliser une opération de travail du métal les sous-ensembles étant susceptibles d'être mis en fonctionnement à un seul poste de travail

Abrégé

In order to improve a machine tool, comprising a machine frame with a machine bed, machining units held on the machine bed, of which at least one is a work spindle for a workpiece to be machined and at least one is a tool carrier, traverse units with which the at least one work spindle and the at least one tool carrier can be moved relative to one another within a working space for machining the workpiece, and a manipulating device with which workpieces can be inserted into and removed from the work spindle, in such a way that the time utilization of the tools in the working space and therefore the production times per piece for the machining of the workpieces can be optimized, it is proposed that a wall defining the working space be provided with an aperture, that the manipulating device be arranged on a side of the aperture remote from the working space and that the workpieces can be inserted into and/or removed from the work spindle through the aperture using the manipulating device.

Classes IPC  ?

• B23Q 7/04 - Agencements pour la manipulation des pièces, spécialement combinés aux machines-outils ou disposés dans ces machines ou spécialement conçus pour être utilisés en relation avec ces machines, p.ex. pour le transport, le chargement, le positionnement, l au moyen de pinces