Balance Systems S.r.l.

Balance Systems, Inc.

Other

Regg Inspection S.r.l.

Gianni Trionfetti

Andrea Guidotti

Jean-Paul Hugbart

Alain F E Godichon

Riccardo D'Ambrosio

Sandro Vatalaro

There is provided a measuring head comprising a support frame, an arm extending along a trajectory at least between a first end and a second end and including at least one probe arranged at said first end and suitable for contacting an external body, constraint means configured to loosely bind said frame and said arm in such a manner that said arm is rotatable with respect to said frame about a rotation axis, transversal to said trajectory proportional to displacements defined by the interaction of said probe with said body, and a differential capacitive sensor comprising an emitter integral with said frame and disposed in proximity of said second end, a receiver integral with said second end and a computer operatively connected to the receiver and configured to determine position parameters of the receiver with respect to the emitter from a predetermined reference position value so as to determine the displacements of the probe.

Measuring head

A measuring device including a support base, a movable arm, having an extension prevailing along a longitudinal direction and rotatable with respect to the support base along a rotation axis skewed with respect to the longitudinal direction, a probe constrained to the movable arm, apparatus for measuring oscillation of the movable arm, first magnet including at least one first magnetic element constrained to the movable arm, at least one second magnetic element constrained to the support base and not oscillating with the movable arm, the first magnetic element and the second magnetic element reciprocally movable along a movement trajectory having prevailing extension along the longitudinal direction, the first magnetic element and the second magnetic element exerting magnetic force on each other in at least one position along the movement trajectory.

Measuring device

A balancing device for each rotating piece, the rotating piece defining an axis of rotation, the balancing device including: a fixed portion, a mobile portion defining a central axis. The balancing device constrained to the rotating piece so that the central axis substantially coincides with the rotation axis. The balancing device including at least one eccentric mass, rotatable around the central axis and not balanced with respect to the central axis. The balancing device further including apparatus for movement of the eccentric masses, including a magnetic brake and being able to rotate the eccentric masses, with respect to the rotating piece around the central axis.

Balancing device for rotating pieces

A balancing device is provided, including acquisition device adapted to detect vibratory stresses generated by the rotating body during rotation, in which the acquisition device are configured to allow the detection of vibratory stresses along at least two mutually non intersecting acquisition directions.

Balancing device for rotating body

Provided is a balancing device for a rotating body including at least one unbalance detector to measure the unbalance of the rotating body; two balancing masses to be handled along a handling circumference so as to cancel the unbalance; a position sensor to detect the mutual position of the balancing masses; and a motor to independently handle each of the balancing masses as a function of their mutual position and unbalance.

Balancing process and device for a rotating body

Movement device for moving an object along a movement surface, including: a percussion mass and suspension device, connecting the percussion mass to object, moving to move the percussion mass repeatedly along a closed path, a head, constrained to the object, to interfere with the closed path, the percussion mass interfering with the head along an advance line and direction, connection device for connecting the object to the movement surface to create friction between the object and movement surface. The percussion mass interfering with the head causes a reaction force exceeding the friction, capable of moving the object relative to the movement surface. The percussion mass not interfering with the head along the closed path does not cause reaction forces exceeding the friction, capable of moving the object relative to the movement surface.

Device for moving an object, in particular for a balancing apparatus

Provided is a feeler for workpieces being machined, including a rocking arm configured to feel the workpiece, a first sensor configured to measure the position of the rocking arm and at least one additional sensor operatively connected to the rocking arm and configured to detect external perturbations acting on the feeler.

Feeler for workpieces being machined

Provided is a balancing device for positioning integrally to a rotating body configured to be placed in rotation around a rotation axis, including a plurality of storage means arranged in positions offset to the main rotation axis, at least one element suitable for winding wound in correspondence with a plurality of storage means, and transfer means configured to wind the elements configured for winding around storage means and to consequently vary the distribution of the mass of the elements suitable for winding over several storage means so as to balance the mass of said rotating body.

Balancing device for rotating bodies

Provided is a balancing device for a rotating body defining an axis of rotation, including a plurality of balancing heads aligned along the axis of rotation, each balancing head including: balancing masses configured to be moved at least along a circumference of movement so as to cancel the unbalance of the rotating body; at least one motor configured to move the balancing masses independently, the balancing masses part of different balancing heads being mutually spaced along the axis of rotation; unbalance detecting means including a plurality of vibration detectors configured to measure the vibrations caused by the unbalance of the rotating body.

Dynamic balancing process and device for a rotating body

Provided is a balancing device for a rotating body defining a rotation axis and including a plurality of balancing heads aligned along the rotation axis, each balancing head including, balancing masses configured to be moved at least along a movement circumference to cancel out the unbalance of the rotating body; at least one motor configured to move said balancing masses independently of each other, the balancing masses belonging to different balancing heads being reciprocally distanced along the rotation axis; and unbalance detectors including a plurality of vibration detectors configured to measure the vibrations caused by the unbalances of the rotating body.

Provided is a measuring head () for a feeler () of workpieces () being machined, including a fixed portion () to be secured to an outer fixed support, a movable portion () including a constraint element () for a feeler arm (), a rotational hinge () adapted to connect the fixed portion () to the movable portion (), wherein the fixed portion (), movable portion () and pivot bearing () are of one piece construction.

Measurement head for feeler for workpieces being machined

A modular structure () for temporary exhibitions which comprises at least one shaft component (), at least one sheet () with at least one fixed end (), which is fastened to the shaft component () and at least one free end () opposite the fixed end (), and a releasable fastening mechanism () capable of fixing the free end () to the shaft component () and in which the shaft component (), comprises a rolling device suitable for rolling the sheet ().

Modular structure for temporary exhibitions

Provided herein is an apparatus for detecting vibrations in a machine tool having a rotor portion () which is provided with tool members () and defines an axis of rotation (), the apparatus comprising a sensor assembly () which is able to rotate together with the rotor portion () and is designed to issue signals correlated to the vibrations, and a supporting and amplification device () for supporting the sensor assembly () and for amplifying the vibrations, which is set between the sensor assembly () and the rotor portion () and has a rotational asymmetry about the axis of rotation () for any angle smaller than a full circle.

Apparatus for detecting vibrations in a machine tool

A precision sensor assembly for rotating members in a machine tool comprises a rotor unit () rigidly fixed to a rotor portion () of the machine tool and including a sensor () for detecting vibrations produced by the operation of the machine tool, the sensor () comprising a piezoelectric sensitive element () and members () for mechanical amplification of the vibrations. The members () comprise at least one resonant system composed of an elastic element () and a counter-mass () acting on the piezoelectric sensitive element (). The rotor and stator units () comprise inductively coupled transmitting and receiving elements () for transferring the signals from the piezoelectric element () contactless to the stator unit (). The stator unit () may include an electric amplifier () for further amplifying the transmitted signals.

Precision sensor assembly for rotating members in a machine tool

A feeler device () of workpieces being machined, in particular for measurement instruments () of workpieces being machined on machine tools, of the type comprising a head () including control and measurement members, and a pivoting arm () extending in an operating position between the head () and a workpiece () being machined, the pivoting arm () comprising a pivot (), a base portion () extending between the head () and the pivot (), and an end portion () extending between the pivot () and the workpiece () being machined, control means () of the pivot () being provided, to allow movements between the base portion () and the end portion () in the event of forcing on the end portion ().

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Agrate Brianza, Italy

Gianni Trionfetti