A system and a method are disclosed for applying a vibration to a container comprising a content, said container held by an end effector attached to a mechatronic manipulator, the system comprising a vibration generator operatively coupled to at least one of the end effector and the mechatronic manipulator at an operating distance from the container such that when said vibration generator is in operation, said vibration generator causes said container to vibrate accordingly and a controller operatively connected to the vibration generator, the controller for generating and providing a controlling signal to the vibration generator.

An apparatus that generates vibrational motion is disclosed. The apparatus includes a first mass, a second mass, a drive system, and a control system. The first mass is eccentrically mounted on, and configured to rotate about, a first shaft. The second mass is eccentrically mounted on, and configured to rotate about, a second shaft, with first and second shafts sharing a common axis. The drive system imparts rotational motion to first and second shafts, and the control system controls rotational frequencies, directions, and initial angles of the first and second masses. Linear, elliptical, or circular vibratory motion of the apparatus may be induced by controlling such rotational properties of the first and second masses. The apparatus may include a measurement device that measures angular position and/or velocity of the first and second masses. The control system may control the vibrational motion based on measurements taken by the measurement device.

An apparatus for emptying bags containing loose material. The apparatus comprises a cutting member for cutting the bags and a support grid including a row of rods arranged downstream of the cutting member and onto which the bags are carried once they have been cut. The rods are associated with a motovibrator designed to cause the rods to vibrate, facilitating the emptying of the bags. Furthermore, a resilient spacer is interposed between each pair of adjacent rods.

A vibration device for generating various vibration signatures or characteristics is provided. This various vibration signatures or characteristics allow a single vibration device to be used to test and replicate failures in a subject device across a broad range of vibration signatures or characteristics transferring to the subject device. The vibration devices includes a pair of spaced-apart plates, each defining a slot therein. An adjustable fastener connects the upper and lower plates and extends through the upper and lower elongated slots. A vibrator is fastened to the upper plate via the upper elongated slot. To enable the vibration signatures or characteristics to be varied, the fastener is adjustable in a vertical direction to alter the distance between the lower plate and the upper plate, and is adjustable in a horizontal direction along the upper and lower slots. The motor can also translate along the upper elongated slot.

The invention provides a system for creating a prescribed vibration profile on a mechanical device comprising a sensor for measuring an operating condition of the mechanical device, a circular force generator for creating a controllable rotating force vector comprising a controllable force magnitude, a controllable force phase and a controllable force frequency, a controller in electronic communication with said sensor and said circular force generator, the controller operably controlling the controllable rotating force vector, wherein the difference between the measured operating condition and a desired operating condition is minimized.

A vibratory system for a screening and/or feeder machine, the vibratory system including shaft lines, each shaft line having an unbalance module, the vibratory system also having a drive device configured to drive the shaft lines in rotation in synchronous manner and in the same direction. The vibratory system also includes an angle modifier device configured to modify the angular position of the unbalance module of one shaft line relative to the angular position of the unbalance module of the other shaft line or of one of the other shaft lines.

This disclosure is drawn systems, devices, apparatus, and/or methods related to the separation of a mixture of solids according to size and the separation of solids from liquid. Specifically, this disclosure is drawn to an adjustable weight set for use on vibratory separators. In some examples, the adjustable weight set may include a base plate rotatable about an axis and extending radially outward from the axis; a plurality of slots extending through the base plate and being disposed between a radially outward periphery of the base plate and the axis; a plurality of weights coupled to each other about the base plate; and a weight locking tab that partially surrounds the base plate that may include one or more hooks extending through a portion of a slot.

A vibration device for generating various vibration signatures or characteristics is provided. This various vibration signatures or characteristics allow a single vibration device to be used to test and replicate failures in a subject device across a broad range of vibration signatures or characteristics transferring to the subject device. The vibration devices includes a pair of spaced-apart plates, each defining a slot therein. An adjustable fastener connects the upper and lower plates and extends through the upper and lower elongated slots. A vibrator is fastened to the upper plate via the upper elongated slot. To enable the vibration signatures or characteristics to be varied, the fastener is adjustable in a vertical direction to alter the distance between the lower plate and the upper plate, and is adjustable in a horizontal direction along the upper and lower slots. The motor can also translate along the upper elongated slot.

A vibration actuator (10) for mechanically generating a shear wave comprises a plurality of n rotational vibrators (141, 142, 143), an accelerometer (16), and a controller (18). The plurality of n rotational vibrators enables generation of a vibration vector with desired directional behavior selected from a plurality of vibration vectors (34, 36, 38) of different directional behaviors. Each rotational vibrator comprises an independently controllable motor (20) having a drive shaft (22) and an eccentric disk (24). The accelerometer is arranged to detect a vibration vector generated by at least two of the plurality of n rotational vibrators. The controller selectively controls a first set of two rotational vibrators to rotate respective eccentric disks in a first coordinated manner to produce a first vibration vector, and a second set of two rotational vibrators to rotate respective eccentric disks in a second coordinated manner to produce a second vibration vector, with different respective directional behaviors.

A motovibrator with continuous adjustment of the angular offset of the eccentric masses includes a substantially box containment body which accommodates electric motor elements which have a stator that is integral with the body and a rotor for the rotational actuation of a shaft about its own longitudinal axis. The opposite ends of the shaft protrude from the body and are each associated with at least one respective eccentric mass. The shaft includes a main section and a secondary section mutually aligned along the longitudinal axis, the main section being actuated rotationally directly by the rotor, and are coupled rotationally by interposition of transmission elements.