41 results about "Parallel motion" patented technology

The utility model relates to a clamping device and a steel mesh measuring machine, two ends of a track rod synchronously move up and down in parallel through the synchronous rotation of two groups of rotating pieces, the two ends of the track rod are simultaneously clamped, and the clamping effect is better. The two sets of rotating pieces are connected through the connecting rod, the connecting rod enables the multiple sets of rotating pieces to synchronously rotate by the same angle, the number of the air cylinders is reduced, and meanwhile parallel up-and-down movement of the rail rod is guaranteed. The abrasion-resistant strip is arranged on the rail rod, scratches caused by friction between the rail and the steel mesh are avoided, the guide wheel is arranged between the rail rod and the steel mesh rail, the guide wheel is higher than the abrasion-resistant strip when the air cylinder does not act, the steel mesh can be conveniently inserted into a clamping area, friction force is smaller, and then the driving device drives the rotating piece to rotate synchronously. Under the action of the guide block, the rail rod can move up and down in parallel to adapt to steel meshes with different thicknesses, the two ends of the rail rod can be clamped, and the steel mesh clamping device can adapt to the steel meshes with different sizes and different thicknesses in cooperation with left-right movement of the steel mesh rail.

The utility model relates to the technical field of core board PIN sleeving devices. The large-size core board PIN sleeving device comprises a fusion machine assembly, and the fusion machine assembly comprises a fusion machine workbench, a fusion machine working groove and a positioning sleeve; and the parallel movement structure comprises a supporting column, a fixed seat, a clamping strip, a clamping seat, a movable plate, a threaded seat and a heavy-load lead screw. A power source is provided for the servo motor through an external power source, the servo motor can drive the coupler, the connecting plate and the four sets of linear bearings to move synchronously after being started, friction between the linear bearings and the fixed guide shaft can be reduced through the arrangement of the four sets of linear bearings, the stability of the connecting plate in the moving process can be improved, and the service life of the connecting plate is prolonged. And when the positioning columns descend to the lowest position, the four sets of positioning columns can be inserted into the four sets of positioning sleeves, the positioning accuracy of the connecting plate can be improved, the amplitude generated in the core plate moving process can be reduced through the design, and the repeated positioning accuracy is improved.

The invention relates to a method for achieving edge cutting and edge feeding for a four-chuck laser pipe cutting machine. The method comprises the following steps that the zero-tailing posture is switched; executing a process pile after zero tailing posture switching; zero-tailing posture cutting is carried out; and blanking is executed. The invention further relates to a device for achieving edge cutting and edge feeding for the four-chuck laser pipe cutting machine, a processor and a computer readable storage medium of the processor. By the adoption of the method and device for achieving feeding while cutting for the four-chuck laser pipe cutting machine, the processor and the computer readable storage medium of the processor, the machining time can be shortened and the batch production efficiency can be improved for parallel motion control over the feeding action and the cutting action.

The invention relates to a clamp for use in manufacturing automobile bodies for the automotive industry that is used to clamp and hold metal plate components in place. It is demonstrated how a parallel movement of a pivotal clamping lever is defined with just one component, using simple means.

The automatic ship mooring device based on the parallel mechanism comprises a plurality of sets of mooring working units arranged in the length direction of a ship body, and each set of mooring working unit comprises a base fixedly installed on a wharf and a suction cup connecting mechanism used for being connected with a ship in an adsorption mode. Four parallel motion branch chains are connected between the base and the suction cup connecting mechanism, so that the suction cup connecting mechanism has the freedom degrees of three-dimensional movement and rotation around one shaft, and the four parallel motion branch chains are subjected to cooperative telescopic control through an arranged controller to achieve mooring buffering; the four parallel motion branch chains comprise a first UPU branch chain, a second UPU branch chain, a first SPU branch chain and a second SPU branch chain. Compared with the prior art, the method can actively adapt to and compensate the complex motion of the ship, and has the advantages of low control difficulty, high control precision and high reliability.

To provide a small unmanned ship with two shafts and four rudders that can easily control direction and speed and can perform position-keeping maneuvering with high fixed-point-keeping performance in low-speed ranges. [Solution] The ship is equipped with a ship steering control device 201 that controls the direction of the propeller wake of the propellers 101a, 101b to control the direction of thrust acting around the stern on the hull, and the ship steering control device 201 has a parallel movement ship steering unit 205 that, during low-speed ship steering, combines the direction of thrust acting from the starboard thrust system 100a and the direction of thrust acting from the port thrust system 100b to translate the hull in any direction.

To provide a universal caster capable of suppressing resistance generated when a wheel and a fork turn, and to provide a suitcase, a wheeled bag, a wheeled chair, and a carriage including the universal caster.SOLUTION: The universal caster 10 has a wheel 11 rolling on a traveling surface and a fork 13 supporting an axle 12 to which the wheel 11 is attached, and is attached to an external unit U. The fork 13 is turnable with respect to the turning body 14, the turning axis P which is the turning center of the turning body 14 with respect to the external unit U and the turning axis Q which is the turning center of the fork 13 with respect to the turning body 14 are non-parallel to each other, and become non-perpendicular to each other when the turning axis P is brought into contact with the turning axis Q by the parallel movement of the turning axis P.SELECTED DRAWING: Figure 1

The utility model belongs to the technical field of light-weight machining equipment, and particularly relates to a light-weight compact double-rotor common-rail parallel movement mechanism. A light-weight compact double-rotor common-rail parallel movement mechanism comprises a motor rail, a common-rail motor set, a cutter installation assembly and a connecting assembly, the cutter installation assembly is installed on the common-rail motor set through the connecting assembly, the common-rail motor set is movably connected to the motor rail, and the common-rail motor set comprises at least two common-rail motors. Each common rail motor is connected with the connecting assembly; the utility model provides a light-weight compact double-rotor common-rail parallel movement mechanism, and aims to solve the problems of a multi-rotor movement mechanism in the prior art in the aspects of structural complexity, weight, space utilization, expansibility and the like.

The invention relates to the technical field of magnetic micro-robot driving and control, in particular to a hybrid robot system for flexibly driving a magnetic micro-robot and a control method thereof.The hybrid robot system comprises a hybrid robot and a control system.The hybrid robot comprises a mechanical arm, and the output end of the mechanical arm is connected with a magnetic control driving assembly; the magnetic control driving assembly comprises a six-degree-of-freedom parallel motion platform assembly, the output end of the six-degree-of-freedom parallel motion platform assembly is connected with a movable joint, and the output end of the movable joint is detachably connected with a permanent magnet assembly; the control system comprises a man-machine interaction device, an integrated control module, a measurement module and an image acquisition module. The six-degree-of-freedom series mechanical arm, the six-degree-of-freedom parallel motion platform and the rotary joint are ingeniously combined together, so that the hybrid robot has high control precision and high operation flexibility while having a large working space, and a larger driving area and more flexible operation can be provided for a magnetic micro robot.

This invention relates to the field of parallel motion platform technology for flight simulation, and discloses a multi-degree-of-freedom flight simulation motion platform and its control method. The flight simulation motion platform includes a base and a motion platform. The motion platform is connected to the base through three evenly arranged motion mechanisms. Each motion mechanism includes a support seat, an inverted U-shaped support arm, a rotating shaft, a drive assembly, and a precision control assembly. A connecting seat is vertically fixed at the upper end of the inverted U-shaped support arm. Three corresponding inverted U-shaped seats are evenly fixed on the lower surface of the motion platform. A fixing rod is horizontally fixed inside each inverted U-shaped seat, and the fixing rod is connected to the inverted U-shaped seat through a ball joint. The multi-degree-of-freedom flight simulation motion platform proposed in this invention exhibits good motion continuity, good simulation of continuous flight motion states, and excellent accuracy and stability.

The utility model relates to a part fast relative measuring device for a machining production line, the part fast relative measuring device for the machining production line comprises a rack, a parallel motion mechanism, a measuring mechanism and a workpiece pick-and-place mechanism, the rack is provided with a pick-and-place table, the workpiece pick-and-place mechanism is arranged on the pick-and-place table, the parallel motion mechanism is arranged on the rack, and the measuring mechanism is arranged on the rack. The measuring mechanism is located above the workpiece taking and placing mechanism, the measuring mechanism is arranged on the parallel movement mechanism, the workpiece taking and placing mechanism is used for placing workpieces, and the parallel movement mechanism is used for driving the measuring mechanism to move so as to measure the workpieces. According to the utility model, through the cooperation of the parallel movement mechanism, the measuring mechanism and the workpiece taking and placing mechanism, the rapid and accurate measurement of the workpiece is realized, the conventional workpiece measuring equipment is replaced, and the convenience and the measuring precision of the workpiece measurement are improved.

The utility model provides a roller spacing adjusting mechanism of a wave roller machine. The roller spacing adjusting mechanism mainly comprises a spacing adjusting base frame, a hydraulic driving assembly and a two-way lead screw. According to the mechanism, the straight toothed bar piston in the hydraulic driving assembly is used for driving the four bidirectional lead screws to synchronously and linearly move, so that the precise adjustment of the roller spacing is realized. In the adjusting process, the first roller seat and the second roller seat can move in parallel, and the adjusting stability is ensured. Meanwhile, when the clutch pin rod of the electric push rod structure is meshed with the meshing tooth groove, rotation locking of the inner side of the first roller seat and the inner side of the second roller seat can be achieved, synchronous adjustment of the roller distance is guaranteed, when the clutch pin rod retreats and is disengaged from the meshing tooth groove, non-synchronous movement can be achieved, and the flexibility of roller distance adjustment is improved. By means of accurate synchronous adjustment and flexible asynchronous adjustment, the problems that a traditional wave roller machine is unstable in roller spacing adjustment and low in adjustment precision are solved, the adjustment precision of equipment is improved, and the service life of the equipment is prolonged.

The invention provides a high-stability dual-drive unlocking and locking mechanism, and belongs to the technical field of mechanical locks. The mechanism comprises a first transmission part, a second transmission part and a fixing part. The first transmission part is provided with a driving tenon, a mandrel and a power input structure; the second transmission piece is provided with a T-shaped through groove-shaped driven mortise, a first guide groove and a second guide groove, wherein the first guide groove and the second guide groove are parallel to each other; the driving tenon is of a rectangular boss structure and is embedded into the driven tenon groove to transmit torque, and abrasion is greatly reduced through surface contact. The mandrel penetrates through the first guide groove in a sliding mode, a step-shaped guide pin on the fixing component penetrates through the second guide groove in a sliding mode, two parallel movement paths are formed, and it is guaranteed that a spring bolt on the second transmission piece stretches out and draws back precisely and linearly. The base body and the mandrel are coaxial, the diameter is larger, and the base body and the mandrel are matched with the fixing component to form first axial limiting. And the step-shaped guide pin is matched with the second guide groove to form a second axial limit, so that the axial movement is thoroughly inhibited, and the stability is obviously improved.

This application relates to the field of materials processing technology, providing a method for processing material mechanical fatigue performance specimens. The method includes: fixing multiple specimens in a clamping position of a processing device; winding water-softened sandpaper onto a grinding rod to form a cylindrical structure for grinding; reciprocating parallel motion of the cylindrical rod along the longitudinal direction of the specimen, removing machining marks from the specimen surface through friction between the cylindrical rod surface and the working surface of the specimen; uniformly applying polishing paste to the surface of the specimen after the above steps, and using degreased cotton or an equivalent flexible medium to drive the polishing paste to rub against the specimen surface, using the abrasive in the polishing paste to precisely grind the specimen surface until a mirror finish and predetermined dimensions are obtained. This method completely changes the traditional method's limitations of processing specimens individually, resulting in low efficiency and difficulty in ensuring consistency. It is particularly suitable for research scenarios requiring the preparation of large quantities, repetitive, and high-quality specimens, shortening the preparation cycle by several times.

Device for guiding tools (14) on a workpiece (11) parallel to a workpiece edge (18), comprising: • a guide rail (12) along which the tool (14) can be moved linearly, • a one-piece or multi-piece spacer, • a one-piece or multi-piece workpiece stop, • a one-piece or multi-piece coupling element for detachably connecting the spacer to the guide rail (12), characterized in that the workpiece stop is attached to the spacer and is guided exactly parallel to the longitudinal axis of the guide rail (12) and can be fixed at selectable intervals between the workpiece edge (18) and the longitudinal axis of the guide rail (12).

The embodiment of the utility model provides a paper stack pressing device, which comprises a supporting part, a pressing part and a pressing part, the pressing assembly comprises a pressing disc arranged opposite to the supporting face in a spaced mode, an actuating device used for enabling the pressing disc to move towards the supporting face, and a lower push rod connected with the pressing disc and the actuating device. The limiting assembly comprises a limiting block with a middle hole, a guide rod arranged in the middle hole in a penetrating mode and a limiting stopper, the guide rod is in linkage with the lower push rod, when the pressing disc moves towards the supporting face, the limiting stopper moves along with the pressing disc and abuts against the limiting block, the limiting stopper is arranged on the guide rod in a sleeving mode, and the position of the limiting stopper on the guide rod is adjustable. Pressure is directly applied in the height direction of the paper stack through the pressing disc, and the paper stack is kept at the fixed position in the pressure applying process, so that the paper stack cannot be dislocated due to different heights of all corners, and meanwhile, the paper stack does not do translational motion in the pressing process, so that the paper stack cannot be dislocated or loosened due to motion.

The invention belongs to the technical field of multi-degree-of-freedom motion training platforms, and particularly relates to a six-degree-of-freedom self-collaborative parallel motion training platform and a control method thereof. The practical training platform comprises the following parts: a lower supporting plate frame used for supporting and connecting, an upper moving plate frame used as an actual equipment or equipment mounting area, a limiting frame used for protecting and supporting, and a parallel electric cylinder used for realizing input and output control. The device is used for providing the functions of platform vibration and swing and the like according to the marine application environment in the marine equipment practical training simulation process so as to simulate the real states of various marine equipment in the ship and other use environments, so that trainees can complete the operation and use of the equipment under the condition closer to the real environment background, and the adaptability of the trainees in the real environment is improved.

The utility model provides a parallel movement mechanism for a measuring head sensor of a precision measuring instrument, and belongs to the field of precision measurement. The utility model aims to improve the stability of a parallel movement mechanism and ensure the accuracy of precise measurement results. The device comprises a moving mechanism fixed plate, a bowl-shaped bearing, a rolling shaft and a moving mechanism movable plate, the whole movement mechanism fixing plates are of an I-shaped structure, the two movement mechanism fixing plates are arranged in parallel, and bowl-shaped bearings are arranged on the inner sides of the ends of the movement mechanism fixing plates. The two moving mechanism movable plates are arranged in parallel and define a rectangle with the moving mechanism fixed plate, and the two ends of the rolling shaft are of conical structures and penetrate through the moving mechanism movable plates to be connected with the bowl-shaped bearings. According to the utility model, the problem that a traditional elastic leaf spring generates resilience force due to deformation and is superposed with measuring force is solved, the novel mechanism is matched with the double-tip rolling shaft through the bowl-shaped bearing, the elastic resilience force is eliminated, the measuring force is only determined by external loading, the dynamic interference of the structure of the mechanism on the measuring force is avoided, and the stability and controllability of the measuring force are ensured.

The invention relates to the technical field of X-ray detection, in particular to telescopic and swinging parallel motion supporting equipment which comprises a mounting plate, a supporting assembly, a control assembly, a limiting assembly and a mounting assembly. The supporting assembly comprises a supporting plate, connecting bases, large arms, small arms and a supporting shaft, the supporting plate is fixedly connected with the mounting plate, the two connecting bases are fixedly connected with the supporting plate and located on the outer side of the supporting plate respectively, the two large arms are rotationally connected with the connecting bases respectively and located on the outer sides of the connecting bases respectively, and the two small arms are rotationally connected with the large arms respectively; the two supporting shafts are rotationally connected with the small arm and penetrate through the small arm, the control assembly and the limiting assembly to be connected with the large arm, and the installation assembly is connected with the supporting shafts. And CT scanning and DR imaging are not conveniently carried out on the local part of the workpiece.

The application discloses a parallel platform and a control method thereof, and relates to the technical field of ship and ocean engineering. The control method comprises the following steps: predicting a pose error of a floating platform caused by sea state disturbance at a next moment as a sea state disturbance error by using a pre-set sea state disturbance error prediction model according to historical monitoring results of sea state disturbance parameters; obtaining an error of a current pose of the floating platform relative to a target pose of the floating platform as a current tracking error; and controlling a parallel motion branch to adjust the floating platform according to the target pose, the predicted sea state disturbance error at the next moment and the current tracking error, so that the pose of the floating platform at the next moment is maintained in a neighborhood of the target pose. The application can improve the stability of the aircraft in the sea state of the marine environment.

The invention discloses a three-axis parallel motion platform error calibration method and device and a storage medium, and belongs to the technical field of high-precision motion control, and the method comprises the steps: obtaining the actual accumulated displacement of a three-axis parallel motion platform and the actual feeding amount of a drive motor, so as to construct a calibration data set; based on a theoretical kinematics equation, a multi-error coupling kinematics model is established by coupling various error parameters, and the various error parameters comprise a shaft foot initial position error parameter, a driving motor inclination and scale factor error parameter and a top surface inclination error parameter; various error parameters are optimized according to the calibration data set, so that the root-mean-square error between the actual feed amount and the drive motor feed amount calculated by the multi-error coupling kinematics model is minimum; and substituting the optimized error parameter group into the multi-error coupling kinematics model to obtain the compensated feed amount of the driving motor. According to the invention, collaborative calibration and unified compensation of multiple physical error sources are realized.

This invention relates to a base-fixed multi-link motion system, its control method, and control device, belonging to the field of biomimetic simulation technology of mechanical environments, particularly concerning the structural design and control technology of six-degree-of-freedom parallel motion systems. It solves the limitations imposed on system bandwidth by lateral vibration of hydraulic cylinders and nonlinear factors in existing conventional hydraulically driven six-degree-of-freedom parallel mechanisms, increasing the system bandwidth to 100Hz. The system includes a mechanical structure subsystem, an acceleration detection subsystem, and a servo control subsystem. The hydraulic actuators are used to perform telescopic movements based on motion commands, driving the linkages to swing, thereby causing the platform to move and exhibit different postures. The base-fixed multi-link motion system and its control method and control device are applicable to the structural design and control of six-degree-of-freedom parallel motion systems.

This utility model relates to the field of mechanical feeding technology and discloses a clamping device for cyclic feeding, including: a working surface, an upper clamp, and a lower clamp. The upper clamp is positioned above the lower clamp, and both clamps repeatedly move towards the working surface. The movement trajectories of the upper and lower clamps are parallel. The lower clamp can rise and fall along its own movement trajectory to either descend and avoid the upper clamp or rise to the same height as the upper clamp. The parallel movement trajectories of the upper and lower clamps ensure stable feeding and prevent material deviation. The lifting function of the lower clamp allows the two clamps to operate in a staggered manner within a limited space, reducing the equipment's footprint while enabling alternating feeding modes, thus forming a continuous workflow, improving clamp feeding efficiency, effectively reducing the frequency of manual intervention, and improving production cycle consistency.

The object of the present invention is to provide a seam opening device that has a simple structure, minimizes fabric stretching, and facilitates fabric transport. [Solution] The seam opening mechanism 14 consists of a seam opening rod 15, a pair of motor-driven feed belts 16, a pair of driven feed belts 17, a pair of ribs 18, and a guide groove 19. The motor-driven feed belts 16 are positioned at the tip of the arm 2, flanking the seam opening rod 15 on either side, and are driven in the longitudinal direction S of the seam when the motor is driven. The driven feed belts 17 are positioned as a pair at the tip of the cylinder 3, flanking the guide groove 19, and are capable of being driven parallel to the longitudinal direction S of the seam. The ribs 18 gradually increase in height from the frontmost position over a predetermined length in the front-to-back direction, allowing for smooth insertion of the fabric 13. When the fabric 13 has thick sections such as steps, the upper end of the seam opening rod 15 retracts upward, preventing jamming when transporting the fabric.

The utility model discloses a kind of RH furnace slag breaker, including slag breaking support, four-bar linkage, slag breaking lance and linear power device;The four-bar linkage includes first connecting rod and second connecting rod, the first connecting rod and second connecting rod are arranged in parallel, and the first connecting rod is arranged above the second connecting rod with interval, one end of the first connecting rod, second connecting rod is respectively with the two places of the slag breaking support through horizontal shaft hinged, the other end of the first connecting rod, second connecting rod is respectively with the two places of the rear upper section of the slag breaking lance through horizontal shaft hinged, the slag breaking lance is in the inclined posture of upper end rear, lower end front;The linear power device is arranged at the top in the slag breaking support, one end is with the slag breaking support through horizontal shaft hinged, the other end is with the first connecting rod through horizontal shaft hinged.Drive four-bar linkage with linear power device, utilize the parallel motion characteristics of four connecting rods, ensure that slag breaking lance impacts slag layer with certain angle, avoid lateral deviation, make slag breaker run stably and reliably.

This invention discloses a spatial six-degree-of-freedom parallel precision motion platform based on a two-axis flexible hinge, comprising a moving platform, a fixed platform, and multiple drive modules. Each drive module consists of a driver and a two-axis flexible hinge. The driver provides linear displacement, and the elastic deformation of the two-axis flexible hinge achieves complete decoupling from the motion platform. The drive modules are divided into longitudinal drive modules and transverse drive modules. All components are connected by screws. The moving platform is fixedly connected to each drive module by screws. By energizing the drivers in each drive module, the desired motion is achieved and transmitted to the moving platform, realizing the movement of the moving platform in six degrees of freedom. Each drive module in this invention is directly or indirectly fixedly connected to the fixed platform at the bottom, forming a parallel motion platform capable of high-precision movement along the corresponding strokes in the X, Y, and Z directions, as well as precise rotation around the X, Y, and Z axes.

The invention discloses a parallel platform and a control method of the parallel platform, and relates to the technical field of ship and ocean engineering. The control method comprises the steps that according to historical monitoring results of sea condition disturbance parameters, a preset sea condition disturbance error prediction model is used for predicting a pose error, caused by sea condition disturbance at the next moment, of a floating platform as a sea condition disturbance error; obtaining an error of the pose of the floating platform at the current moment relative to the target pose of the floating platform as a current tracking error; and according to the target pose, the predicted sea condition disturbance error at the next moment and the current tracking error, the parallel motion branch chain is controlled to adjust the floating platform, so that the pose of the floating platform at the next moment is maintained in the neighborhood of the target pose. According to the invention, the take-off and landing stability of the aircraft in the sea condition of the marine environment can be improved.

The utility model discloses an opening and closing structure for a rocking cover in a smoke box, which comprises a mounting frame movably provided with an opening and closing component. The opening and closing assembly comprises a first movable part, a second movable part and a first driving piece, and the first driving piece drives the first movable part and the second movable part to move relatively in parallel; the first movable part and the second movable part are each provided with an opening and closing element, and each opening and closing element comprises a second driving piece and an opening and closing piece arranged at the rotating end of the second driving piece. The opening and closing piece comprises a first sliding pair arranged at the end of the second driving piece and an adsorption piece arranged at the sliding end of the first sliding pair, and the sliding end of the first sliding pair slides in the rotating tangential direction of the rotating end of the second driving piece. The first movable part and the second movable part firstly abut against the two sides of the smoke box, so that the opening and closing assembly is accurately positioned at the inner rocking cover, and the inner rocking cover of the smoke box is accurately opened.

The utility model discloses a heavy manipulator for a numerical control machine tool, which relates to the technical field of manipulators, aims to solve the technical problem that the size of the manipulator of the numerical control machine tool is larger, and comprises a shell, two cutter claws extend from the inside of the shell, a hydraulic cylinder is arranged on the other side of the shell, a cavity is formed in the hydraulic cylinder, and a hydraulic structure is arranged in the cavity. The hydraulic structure comprises a piston rod, the piston rod penetrates through the shell and is integrally provided with a straight rod, and a connecting rod structure is arranged between the straight rod and the cutter claw. By means of hydraulic power, the four-connecting-rod mechanism and the piston rod mechanism, the self-locking performance is achieved, it is guaranteed that a cutter is not loosened or falls off, the hydraulic power enables the cutter claws to be large in grabbing force and rapid and stable in action, the cutter claws do relative parallel movement under the action of the four-connecting-rod mechanism, the centering precision of the cutter claws is high, operation is stable and free of vibration, and the cutter claws have large grabbing force and supporting force; and in addition, the structure of the parts is simple, the size is compact, and the space is saved.

Arrangement for measuring a measuring object (10), in particular for determining the coordinates of the measuring object (10), wherein the arrangement comprises the following: - a motion device (3, 4; 23, 4; 33, 34) configured to move a sensor (7; 27; 37) held on the arrangement during operation of the arrangement and configured to detect the object being measured (10), relative to the object being measured (10), - an actuator device (8; 38; 48; 58; 68; 71) via which the sensor (7; 27; 37) is coupled to the motion device (3, 4; 23, 4; 33, 34) during operation of the arrangement and which is designed to at least partially compensate for vibrational movements of the sensor (7; 27; 37), - a vibration measuring device (9) designed to generate information about vibrations of the arrangement and / or the sensor (7; 27; 37) by measuring at least one measured quantity, - a control device (19) which is connected to the vibration measuring device (9) and the actuator device (8; 38; 48; 58; 68; 71) and which is configured to control the actuator device (8; 38; 48; 58; 68; 71) in such a way that the vibration movements of the sensor (7; 27; 37) are at least partially compensated, wherein all moving parts of the arrangement, which serve to move the entire sensor (7; 27; 37) relative to the object being measured, are coupled to the sensor (7; 27; 37) via the actuator device (8; 38; 48; 58; 68; 71), characterized by the fact that the actuator assembly (8; 38; 48; 58; 68; 71) has a plurality of motors (41) and wherein each of the motors (41) can be controlled independently of any other motor (41) or motors (41) of the actuator assembly (8; 38; 48; 58; 68; 71) by the control unit (19), a plurality of the motors (41) are configured and arranged to each generate a movement with respect to a single linear degree of freedom of the movement and thus along a linear axis of motion of the motor (41), and the linear axes of motion of at least two motors (41) of the actuator assembly (8; 38; 48; 58; 68; 71) are parallel to each other, wherein each of the motors (41) with parallel axes of motion is coupled to the motion assembly (3, 4; 23, 4; 33, 34) via a first coupling element (5; 45; 55; 65) and is coupled or can be coupled to the sensor (7; 27; 37) via a second coupling element (6; 36; 46; 56; 66), and wherein the first coupling element (5; 45; 55; 65) or the second coupling element (6; 36; 46; 56; 66) each is rotatably coupled to the motors (41) with parallel axes of movement via a joint (4; 42; 62).