Abstract: A parallel-kinematical machine (20) that includes three setting devices (24.1, 24.2, 24.3) each of which can be lengthened and shortened individually, wherein each setting device (24.1, 24.2, 24.3) is connected to a first, a second and a third respective inner gimbal ring (23.1, 23.2, 23.3) of universal gimbal joints (UGJ) and that each inner gimbal ring (23.1, 23.2, 23.3) is mounted in bearings (25, 26, 27) for rotation in gimbal holders (21, 22) which are rotationally mounted in outer gimbal bearings (28, 29, 39) in an outer mounting (290) wherein the first inner gimbal ring (23.1) and the third inner gimbal ring (23.3) are mounted for rotation in a common outer gimbal holder (21) which is mounted for rotation about a common gimbal axis (32, 52) and in that the second inner gimbal ring (23.2) is mounted for rotation in a single gimbal holder (22) which is mounted in two opposite bearings for rotation about a second gimbal axis (31, 51) which is not aligned with said common gimbal axis (32, 52).

Abstract: A parallel-kinematical machine includes at least three length adjusting setting devices that are connected to a positioning head and a base. The positioning head is movable in response to manuvering of the setting devices. At least movable two reinforcing beams are connected to the positioning head via beam rotation bearings having one degree of freedom, and are adapted to slide transversely in the beam bearings with adjustments of the setting devices. Each beam bearing is connected to the base via a beam-universal-joint. The beam bearing of at least one movable reinforcing beam is connected to an inner gyro element mounted in an outer gyro element, and rotatable about inner and outer gyro axes of the inner and outer gyro elements, so as to be partly rotatable about an axis that parallels the longitudinal axis of the movable reinforcing beam.

Abstract: A parallel-kinematical machine (20) that includes three setting devices (24.1, 24.2, 24.3) each of which can be lengthened and shortened individually, wherein each setting device (24.1, 24.2, 24.3) is connected to a first, a second and a third respective inner gimbal ring (23.1, 23.2, 23.3) of universal gimbal joints (UGJ) and that each inner gimbal ring (23.1, 23.2, 23.3) is mounted in bearings (25, 26, 27) for rotation in gimbal holders (21, 22) which are rotationally mounted in outer gimbal bearings (28, 29, 39) in an outer mounting (290) wherein the first inner gimbal ring (23.1) and the third inner gimbal ring (23.3) are mounted for rotation in a common outer gimbal holder (21) which is mounted for rotation about a common gimbal axis (32, 52) and in that the second inner gimbal ring (23.2) is mounted for rotation in a single gimbal holder (22) which is mounted in two opposite bearings for rotation about a second gimbal axis (31, 51) which is not aligned with said common gimbal axis (32, 52).

Abstract: A joint (17) for connecting to a parallel-kinematic machine (1) a setting device (5) mounted in said machine, wherein the setting device (5) is intended to move a machine-connected positioning head (16) in space, and wherein the setting device (5) is mounted around a wobbler (30, 106) for rotation about a wobbler axis (50), and wherein the wobbler (30, 106) is, in turn, mounted for rotation around a main axis (20) which extends through the bearing means of the setting device (5) around the wobbler (30, 106).

Abstract: A parallel-kinematical machine (1) that includes at least three setting devices (4.1, 4.2, 4.3) which can be lengthened and shortened individually, wherein each setting device (4.1, 4.2, 4.3) is connected to a positioning head (11) via a first joint (8, 9, 10), wherein each setting device (4.1, 4.2, 4.3) is connected to a base (2) via a universal joint (3.1, 3.2, 3.3), and wherein the positioning head (11) is movable within a working range in response to manoeuvring of the setting devices (4.1, 4.2, 4.3), wherein at least two reinforcing beams (5.1, 5.2, 5.2.1, 5.2.2) are connected to the positioning head (11) via a respective beam rotation bearing (100.1, 100.2), each having solely one degree of freedom, wherein each reinforcing beam (5.1, 5.2, 5.2.1, 5.2.2) adapted to slide transversely in a beam bearing (17.1, 17.2, 17.2.1, 17.2.2) in the base (2) when one or more of the setting devices (4.1, 4.2, 4.3) is lengthened or shortened, wherein each beam bearing (17.1, 17.2, 17.2.1, 17.2.

Abstract: A joint (17) for connecting to a parallel-kine-matic machine (1) a setting device (5) mounted in said machine, wherein the setting device (5) is intended to move a machine-connected positioning head (16) in space, and wherein the setting device (5) is mounted around a wobbler (30, 106) for rotation about a wobbler axis (50), and wherein the wobbler (30, 106) is, in turn, mounted for rotation around a main axis (20) which extends through the bearing means of the setting device (5) around the wobbler (30, 106).

Abstract: A system and method for controlling a robot (1), includes at least three setting devices (2, 3, 4) which can be extended or shortened in the longitudinal direction. Each setting device being directly or indirectly secured in a fixed frame (6) via a first joint (20, 30, 40) so that each setting device is pivotable in all directions in relation to the frame and that each setting device is attached at one end in a movable position head (8) via a second joint (21, 31, 41). Each sensor is provided with a length sensor (LS1, LS2, LS3), said sensors forming a part of control system (S1) for controlling the location (X, Y, Z), wherein the control system cooperates with a feedback control system (R2) arranged to correct the location (X, Y, Z) and feedback control system (R2) operate in accordance with different coordinate systems.

Abstract: A method and device for hot-air cutting, wherein compressed air is forced into a hot-air unit in which the compressed air is heated, the hot air is then conducted through a cutting nozzle for hot-air cutting. A compressed-air unit is connected to a hot-air unit via a coupling device arranged at one end of the hot-air unit to provide the hot-air unit with compressed air. The hot-air unit is being provided at its other end with a cutting nozzle. A heating device is arranged to heat air flowing into the hot-air unit.

Abstract: A deburrung method, in which a laser (3) is directed towards the edge of a workpiece (1) so that the position of a first surface (5) and a second surface (6) joining the first surface at an angle, can be deternined, after which extrapolation of a cutting curve (8) between the first surface (5) and the second surface (6) is performed and in that the burr (2) is removed along the cutting curve (8).

Abstract: A positioning method for a production system for positioning the location of a positioning head (2 12, 27) in relation to a work object, comprising a positioning body (1, 11), e.g. a robot or a machine tool, a positioning control unit (3) for the positioning body (1, 11) and a control data system (4) for the positioning control unit (3), wherein the control data system (4) communicates with a three-dimensional localisation measuring system (6) comprising at least one recording device (7) which determines and adjusts the location of the positioning head (2, 12, 27) in space and a positioning device for a production system for positioning the location of a positioning head (2, 12, 27) in relation to a work object, comprising a positioning body (1, 11), e.g.

Abstract: The present invention relates to a robot comprising a positioning head (7) which is moved to the desired position with the aid of setting devices (1) which can be lengthened or shortened. Each setting device (1) is secured via a first joint (4) in a fixed frame (5), enabling each setting device (1) to pivot freely in relation to the frame. Each setting device (1) is attached via a second joint (6) to the movable positioning head (7). An arm (8) extending from the positioning head (7) is located between the setting devices and extends through the central opening of a universal joint (11) supported by the frame (5). The arm is movable in axial direction in relation to the joint and is controlled thereby in radial direction. It can also be set at different angles to the frame (5).