A setting system (20) for a tool (10) is described, and in particular for a rotary metal working tool, wherein the setting system (20) aligns at least one insert (14) of the tool (10). The setting system (20) comprises an adjusting unit (22), which cooperates with the insert (14), and actuating device (24), which includes at least one electric actuator (26) exerting an adjusting force on the adjusting unit (22). Furthermore, a tool (10) is described.

The invention discloses a tool clamping system comprising a tool holder for clamping a tool, said tool holder being configured for being driven rotatingly; a tool secured to the tool holder; a tool shaft carried by the tool; at least one cutting edge carried by the tool; at least one piezo element for generating a voltage from mechanical vibration energy of the rotating tool clamping system; and at least one delay element selected form the group consisting of an inductor and a capacitor being connected to the at least one piezo element so as to form an electrical oscillating circuit, wherein the oscillating circuit is configured for monitoring at least one operating parameter of the tool clamping system.

A tool (20) has a machine-side machine connection (21) for connecting the tool to a machine tool (1) for driving the tool in rotation (27) about a rotation axis (29) and for advancing (26) the tool relative to a workpiece, a workpiece-side tool head (22) having one or more cutting edges (25) for machining a workpiece, wherein the diameter (D) of the tool head is greater than 20 mm and wherein the cutting edges (25) of the tool (20) are arranged such that they travel over an area perpendicular to the rotation axis (29), a vibration unit (23) which is designed to set the tool head into rotary vibration (28) about the rotation axis (29), and a power receiving means (24) for wirelessly receiving supplied energy and for supplying electrical energy to the vibration unit (23).

A processing apparatus includes a cutting tool that processes a clamped workpiece, a quenching unit capable of emitting a laser beam, and a vibration cutting unit capable of vibrating a distal end with a vibration cutting tool mounted thereon. The cutting tool, the quenching unit, and the vibration cutting unit are movable relative to the workpiece. The cutting tool cuts the workpiece before being quenched. The quenching unit applies laser quenching as a surface hardening treatment to the workpiece. The vibration cutting unit finishes the quenched workpiece by applying the vibration cutting tool to the workpiece while vibrating the vibration cutting tool.

The invention relates to a readjustment system that comprises an advancing head, wherein a tool can be moved in an advancing direction by a tool slide which is adjusted by means of at least one piezo actuator.

A fly-cutting system is disclosed, and in particular one that comprises a dynamically-controllable actuator for controlling the position, orientation, or both position and orientation of a cutting element carried by a fly-cutting head. In certain embodiments, the actuator can adjust the position or orientation of a cutting element, or both, hundreds or thousands of times per second, enabling precise control over the shape of features formed by the cutting element in a surface of a workpiece.

A machining device including a casing, a transmission shaft (3) and a drive mechanism (1) including a first gearing member (13) that is able to rotate the shaft about its axis (A), a second gearing member (17) that is in a helicoidal connection with the shaft in order to drive the shaft translationally along its axis in a feed movement, depending on the relative rotational speed of the first and second gearing members, and means for generating axial oscillations. The second gearing member (17) is able to move translationally along the axis (A) with respect to the casing, the means for generating axial oscillations including an electromechanical actuator (20) mounted at a fixed location, connected to the casing, and able to be coupled axially to the second gearing member (17) in order to make it oscillate translationally, so as to superimpose an axial oscillation component on said feed movement.

A method for processing a workpiece made of hard metal for producing a tool main body on a numerically controlled machine tool with tool-carrying work spindle, comprising: accommodating a tool holder that holds a tool on a tool support of the work spindle of the machine tool, wherein the tool holder comprises a vibration generator for generating a vibration of the tool, and processing the workpiece which is clamped on the machine tool and is made of hard metal by the vibrating tool held on the tool holder for working out one or more recesses at the workpiece for producing the tool main body.

In a method for machining a workpiece, a cutting tool is guided relative to the workpiece, with a vibration being superposed, the amplitude of which is at least 5 m. A supply circuit for a piezo actuator of a vibrating tool generates a voltage at the voltage output, which has a direct component and an alternating component. A supply system for a piezo actuator of a vibrating tool has the above-mentioned supply circuit which is connected to a secondary coil that is coupled to a primary coil.

An ultrasonic machining module that includes an ultrasonic transducer, wherein the ultrasonic transducer is adapted to receive a machining tool; a vibration-isolating housing adapted to be both compatible with a machining system and to receive the ultrasonic transducer therein, wherein the housing further includes at least one modification for isolating all vibrations generated by the ultrasonic transducer when the device is in operation except axial vibrations transmitted to the machining tool, thereby preventing unwanted vibrations from traveling backward or upward into the machining system; and a connector in electrical communication with the ultrasonic transducer, wherein the connector is operative to supply electrical energy to the ultrasonic transducer, and wherein the connector is adapted to rotate at a predetermined rate of speed.