Abstract: In some aspects of the invention, a punching tool includes a punching stamp including a stamp shaft and an axial stop; and an adjustment ring having a center opening configured to receive the stamp shaft and abut the axial stop, where a first mark is located along a cylindrical portion of the stamp shaft adjoining the axial stop, and at least a portion of the first mark remains visible when the adjustment ring is abutted against the axial stop.

Abstract: In some aspects of the disclosure, a workpiece retention device for securing plate-like workpieces to a workpiece movement unit of a machine tool includes first and second workpiece clamping elements and a clamping drive by which the workpiece clamping elements can be moved towards one another starting from an initial relative position in order to clamp a workpiece that is arranged between the workpiece clamping elements. The workpiece retention device also includes an adjustment device that can adjust the initial relative position of the workpiece clamping elements.

Abstract: A method for orientating a focused laser cutting beam eccentrically relative to the nozzle axis of a cutting gas nozzle and a laser processing machine for performing the same, the method including: arranging a redirecting mirror in a beam path of the laser cutting beam upstream of the cutting gas nozzle, the mirror being rotated about a direction which is coaxial with the nozzle axis and/or about a direction which is perpendicular relative to the nozzle axis and which corresponds to the beam incidence direction of the laser beam on the redirecting mirror. The cutting gas nozzle and the redirecting mirror are arranged in a second structural unit of a laser processing head, for rotation about the direction corresponding to the beam incidence direction relative to a first structural unit.

Abstract: A machine tool for processing workpieces includes a processing device from which processed products to be discharged can be produced from a workpiece; and a discharge device including a discharge flap that can be pivoted into a discharge position inclined downwards relative to a horizontal position in order to discharge processed products and which defines a discharge direction in the discharge position, the discharge flap comprising a part support disposed along the upper side of the discharge flap along which the processed products move during discharge in the discharge direction, where the part support has at least two support regions which extend in the discharge direction and which are configured to accommodate different types of processed products.

Abstract: The invention relates to a method for machining a workpiece, preferably of a gear, with a multiple thread worm-shaped cutting tool with several parallel running helical and ridge-shaped cutting edges. To obtain a higher quality of the machining operation the invention proposes the following steps for the method: a) Bringing the cutting tool with the workpiece into mesh by inserting of a first helical cutting edge of the cutting tool in a first gap of the workpiece which has to be machined or has to be produced and machining of the workpiece with the cutting tool in this contact situation; b) Bringing the cutting tool and the workpiece out of mesh; c) Bringing the cutting tool with the workpiece again into mesh by inserting of the first helical cutting edge of the cutting tool in a second gap of the workpiece which is different from the first gap and machining of the workpiece with the cutting tool.

Abstract: A method for oblique laser beam cutting of a workpiece and system for performing the same, in which a supersonic flow of cutting gas discharged from a cutting gas nozzle is orientated at an oblique cutting angle with respect to a surface of a workpiece, and in which the workpiece and the laser beam are moved relative to each other during the oblique laser beam cutting operation. The oblique cutting angle extends along a plane that is perpendicular to a direction of advance. During operation, the position of the laser beam on the workpiece surface is adjusted in such a manner that the laser beam strikes the workpiece surface in a high-pressure region formed within the supersonic flow of the cutting gas.

Abstract: A method for monitoring a processing region of a workpiece on which laser processing is being carried out, in which method the radiation emitted by the processing region is detected by a detector system in a space-resolved manner, wherein the radiation of the processing region is detected for each elemental area of the processing region imaged onto the detector system at least two wavelengths simultaneously. Accurate process monitoring may thereby be carried out.

Abstract: Cutting a workpiece with a laser beam includes using the laser beam to melt and/or vaporize at least a portion of the workpiece, and moving at least one of the workpiece and the laser beam relative to one another to form a cutting front on the workpiece, in which the laser beam includes either at least two different radially polarized beam portions offset relative to each along an advancing direction of the laser beam, or multiple laser beam strips extending along the advancing direction of the laser beam. Each laser beam strip has a different linear polarization direction, and the advancing direction corresponds to a direction along which the workpiece is cut by the laser beam.

Abstract: Methods, computer program products and devices for displaying a current task list on a graphical user interface of a control computer of a processing machine. In implementations, a running task list is provided, each task of the running task list including a task that is running on the control computer, a release task list is defined, each task of the release task list being selectively provided in the release task list based on predetermined, dynamically monitored selection criteria, the current task list is defined, each task of the current task list being provided in the running task list and in the release task list, and the current task list is displayed on the graphical user interface.

Abstract: The invention relates to an illuminating device for a machine tool, in particular, a grinding machine, wherein the illuminating device is arrangeable at a machine table of the machine tool, and is displaceable with the machine table, characterized in that the illuminating device comprises a first housing in which an illuminating module having a number of illuminating means is arranged, and in that a transparent plate is arranged at the first housing on the side of the illuminating means, wherein the transparent plate is configured so as to disperse the light emitted from the illuminating means substantially evenly. Further, a machine tool, in particular, a grinding machine, equipped with the illuminating device according to the invention is provided by the invention.

Abstract: In some aspects, an unloading device for a pipe processing system includes a depositing carriage having a depositing surface for depositing a pipe during and/or after a pipe processing operation, the depositing carriage being configured to move in a longitudinal direction of the pipe, and a supporting carriage having a supporting member for the pipe, the supporting member having a wall for radially supporting the pipe, and the supporting carriage being configured to move in a longitudinal direction of the pipe, where the depositing surface of the depositing carriage and/or the supporting member of the supporting carriage is configured to move in at least one other direction in addition to the longitudinal direction of the pipe so that the depositing carriage and the supporting carriage can be at least partially moved past each other along the longitudinal direction of the pipe.

Abstract: Methods, systems and apparatus for producing composite fiber/metal workpieces. In one aspect, a method includes locating a metal workpiece on a workpiece support of a machine tool, processing the metal workpiece located on the workpiece support to produce one or more shaped features on the metal workpiece, fitting a fiber fabric to the metal workpiece in a region of the shaped features, and connecting the fiber fabric to the metal workpiece in at least one of a non-positive-locking connection or a positive-locking connection to produce a composite fiber/metal workpiece.

Abstract: A machining tool, such as a forming, embossing, punching or pinching tool carries at least two tool elements at radial external faces for processing sheet metal. The tool elements are fixed to a tool body, either as separate pieces or integrated therein, and the tool body is rotatably supported in a receptacle. The tool body is rotatable about a rotation axis which is not perpendicular to the sheet metal during processing.

Abstract: The invention relates to methods and systems for keyhole-free fusion cutting of a workpiece, wherein the workpiece is melted by a laser beam along a cutting joint and the molten mass produced is expelled from the produced cutting joint, e.g., by a gas jet at high pressure. According to the new methods at least one laser beam follows the laser beam in the cutting direction and influences the molten mass in such a manner that at least one of the two cutting flanks of the workpiece has a better cutting quality than when cutting without the trailing laser beam.

Abstract: A dressing tool produces a plurality of first radial sections in a first flank of a first screw channel in a grinding worm, and a plurality of second radial sections in a second flank of a second screw channel in the grinding worm. Each radial section extends only a portion of a total radial height of the respective flank, the portion being less than the total radial height of the respective flank. Each first radial section in the first screw channel is radially displaced with respect to a corresponding second radial section in the second screw channel.

Abstract: Machines for machining workpieces, especially metal sheets, include a machining device, a main drive, and an auxiliary drive that is different therefrom. Both drives serve to generate a relative movement between the machining device and a workpiece, wherein the machining device is movable relative to the workpiece and/or the workpiece is movable relative to the machining device with a main movement by means of the main drive and wherein the machining device is movable relative to the workpiece with an auxiliary movement by means of the auxiliary drive. Machines with high adaptability to different machining tasks are provided. Methods of machining workpieces include corresponding method steps.

Abstract: Methods, devices and systems for detecting an incomplete cutting action when cutting a workpiece with a high-energy beam are disclosed. In one aspect, a method includes taking an image of a region of the workpiece to be monitored, the region including an interaction region of the high-energy beam with the workpiece, evaluating the image taken in order to detect pooled slag at an end of the interaction region opposite a cutting front, and detecting whether a related cutting action is incomplete based on an occurrence of detection of pooled slag.

Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for switching between different operating modes on a processing machine. The operating modes are different from one another in respect of operator intervention requirements of an operator of the processing machine, One of the methods includes switching from a first operating mode to a second operating mode, looking up stored operating settings specific to the second operating mode and related to one or more potential operator interventions, changing operation of the processing machine in accordance of the stored operating settings specific to the second operating mode, and providing feedback to the operator of the machine, indicating whether a switch to the second operating mode is complete or whether at least one of the potential operator interventions is required.

Abstract: This disclosure relates to verifying a seam quality during a laser welding process. In certain aspects, a method includes detecting, in a spatially resolved manner, a first amount of radiation emerging from a workpiece in a first wavelength range, determining a first geometric parameter of a seam characteristic based on the first amount of radiation detected in the first wavelength range, detecting, in a spatially resolved manner, a second amount of radiation emerging from the workpiece in a second wavelength range, the second wavelength range being different than the first wavelength range, determining a second geometric parameter of the seam characteristic based on the second amount of radiation detected in the second wavelength range, comparing the first and second geometric parameters to respective reference values or to respective tolerance intervals to provide respective comparison results, and logically combining the respective comparison results to verify the seam quality.