The invention relates to an additive manufacturing method in which a component (10, 42, 43, 44, 45) is produced in layers using an energy beam (8, 41, 58) which solidifies a starting material (4) and is irradiated by energy beam irradiating means (9, 22, 31, 38, 39, 55, 59, 61) while the starting material (4) is held by a base surface (3, 15, 30, 36, 52) arranged on a base element (2, 16, 29, 35, 51). While the starting material (4) is being irradiated with the energy beam (8, 41, 58), the base element (2, 16, 29, 35, 51) is moved by a rotational component which has a base element rotational axis, wherein the starting material (4) is held on the base surface (3, 15, 30, 36, 52) by a centrifugal acceleration generated by the rotational component. The invention is characterized in that a rotational movement is produced for at least some of the energy beam irradiating means (9, 22, 31, 38, 39, 55, 59, 61). Analogously, at least one energy beam rotational axis (46) is proposed for rotating at least some of the energy beam irradiating means (9, 22, 31, 38, 39, 55, 59, 61) in an additive manufacturing device in which the starting material (4) is held on a base surface (3, 15, 30, 36, 52) by a centrifugal acceleration.

In order to create a laser tool, in particular for the structuring of cylinder running surfaces, that offers the possibility of adjusting the focal position of the laser beam with high process reliability and with high repeatability, it is provided that the laser tool has a laser source for producing laser beams, a collimator for producing a parallel course of the laser beams from the laser source, which are passed through a lens that is located within a rotatable spindle, wherein an optical device for deflecting the laser beams onto a material surface is attached to an end of the spindle facing away from the laser source, wherein the collimator is movable parallel to the laser beam by means of a drive.

A laser tool, in particular for the structuring of cylinder running surfaces, that offers the possibility of guiding the laser beam of the laser tool with high process reliability, it is provided that the laser tool has a laser source for producing laser beams that are passed through a lens tube located in a hollow shaft, wherein a lens through which the laser beams are passed is attached to the lens tube, wherein the hollow shaft is designed to be rotatable as a hollow-shaft motor, wherein a spindle, to which is attached an optical device for deflecting the laser beam onto a workpiece surface, is attached to the hollow shaft, wherein the hollow shaft is rotatable independently of the lens.

A laser module includes a laser source and at least one air knife. The laser source is configured to be coupled to a robotic arm of a robotic device, and emit a laser beam for processing a workpiece having a workpiece surface. The air knife is configured to be coupled to the robotic arm, and discharge an airflow sheet in a direction toward a laser spot where the laser beam impinges the workpiece surface, for clearing contaminants generated by impingement of the laser beam.

A processing apparatus is a processing apparatus that processes an object by a processing light from a processing light source, includes a first optical system that condenses the processing light from the processing light source on a condensed plane; and a second optical system that condenses the processing light from the first optical system to irradiate the object with it, a position in the condensed plane through which the processing light passes is changeable, a propagating direction of the processing light propagating from the first optical system to the second optical system changes depending on the position in the condensed plane through which the processing light passes.

A tool arrangement is provided for accommodating portions of an optical tool in a park position, having an optical tool and having a housing with an opening suitable for accommodating portions of the optical tool in a housing interior, with a housing discharge connected to the housing in a fluid-conducting manner, and with a sealing sleeve arranged at the opening of the housing, wherein the sealing sleeve has a fluid-carrying line for adapting a variable fill volume of the sealing sleeve. In addition, a method is provided for accommodating portions of an optical tool in a park position.

The invention relates to a machining head (1) for laser machining machines, in particular for laser cutting machines, having an interface to a laser light source (3), preferably to fiber-coupled or fiber-based laser sources. Said laser sources are designed for more than 500 W of average output power in the near infrared region. The interface is preferably designed for coupling an optical waveguide (2) for the working laser beam (6). The machining head (1) also has a focusing optical unit (11) having preferably only one imaging lens. A deflecting assembly (9, 10) for at least one single deflection of the working laser beam (6) is arranged between the interface and the focusing optical unit (11). Said deflecting assembly (9, 10) is designed as a passive optical element that changes the divergence of the working laser beam (6) in dependence on power.

A device (1) for applying light (4) to an inner surface (2) of a cylinder (3), comprising a homogenizer (14), into which light (4) can enter and from which the light (4) can exit, wherein the homogenizer (14) has a cylindrical internal surface (15), on which the light (4) can be reflected after entering and before exiting, and also comprising ways for introducing light (4) into the homogenizing means (14), and focusing arrangements, which can focus light (4) exiting from the homogenizer (14) onto the inner surface (2) of the cylinder (3) to which light (4) is to be applied.

The invention relates to a device for roughening cylinder bores using a beam tool and offering a very high level of process reliability even for a large quantity.

A laser cleaning system including a laser source, an energy-transferring optical fiber, a laser cleaning head, a coreless motor, a connection lens barrel, and a mirror.