Abstract: Drawing unit for drawing at least one long metal product (P), configured to make the at least one long metal product (P) advance along a nominal axis of feed (A) and provided with at least a first motorized roll (13) and with at least two second rolls (14) operating at the periphery of the first roll (13) and defining, with the latter, respective passage gaps (15). The at least two second rolls (14) are located one on one side and the other on the other side of the axis (N) orthogonal to the nominal axis of feed (A) that passes through the center of rotation of the first roll (13). The second rolls (14) are associated to movement members (21) to move the second rolls (14) in a parallel form with respect to each other and in a direction substantially orthogonal to said nominal axis of feed (A) in order to adjust the passage gaps (15).

Abstract: Bending machine for one or more metal products such as, for example, bars (11a, 11b), reinforcement round pieces, structural shapes, tubes or other profiles, comprising at least a bending unit, a main drawing unit, able to draw the bar along an axis of advance toward the bending unit, and a main shearing unit disposed between the bending unit and the main drawing unit. The machine also comprises a secondary drawing or extraction unit disposed between the main drawing unit and the main shearing unit. The secondary drawing or extraction unit is configured and programmed to draw an end portion of bar, exiting from the main drawing unit, along the axis of advance toward the bending unit.

Abstract: Perfected curving machine comprising a support bench configured to simultaneously support one or more bars, wherein said support bench has an oblong development in relation to the length of the bars, and comprises at least one bending unit controllably mobile along the support bench in order to bend said bars, and clamping means configured to constrain the position of the bars on the support bench.

Abstract: The present invention relates to an apparatus and method for bending elongated metal elements. The apparatus includes a bending station provided with a first contrasting pin, a bending support defining a first bending plane on which the elongated metal elements are positioned and advance, and a first bending pin mounted mobile around the first contrasting pin, in order to bend the elongated metal elements on the first bending plane in cooperation with the first contrasting pin. The bending station further includes a second contrasting pin mounted on the first bending pin, and a second bending pin disposed mobile with respect to a bending support in a slanting direction with respect to the first bending plane, in order to bend the elongated metal elements in cooperation with the second contrasting pin on a second bending plane, angled with respect to the first bending plane.

Abstract: A drawing and/or straightening unit for feeding one or more oblong metal products to a machine for working the metal products is included that has a first roller on which at least one metal product being fed is positioned longitudinally. Also included is a second contrasting roller, opposite the first roller. This keeps the metal product correctly positioned during feed. The drawing and/or straightening unit has actuators operationally associated with the second roller to initially move and position the second roller with respect to the first roller and to vary the distance between the rollers. The actuators have actuators for initial movement of the second roller to the first roller, and for selective and controlled movement of the second roller.

Abstract: An apparatus to feed metal products to a work machine comprising a plurality of feed heads disposed upstream of the work machine, each of which supporting the metal products, and at least one of which being configured to retain at least two metal products and render them selectively available to the work machine. The apparatus comprises a drawing unit interposed between the feed heads and the work machine, the drawing unit being configured to assume at least a first operating condition not interfering with the metal products, and a second operating condition in which it is positioned during use in axis with the work axis of the work machine and is configured to pick up from the feed head at least one of the metal products chosen from among the at least two metal products retained by the specific feed head and to feed it to the work machine in a direction of feed.

Abstract: Apparatus for bending at least an oblong metal product comprising a feed channel to feed the metal product, and a bending unit positioned downstream of the feed channel and provided with at least a first contrast member and a first bending member configured to bend the metal product, on a first bending plane, around the first contrast member. The apparatus comprises a second contrast member provided in proximity to an exit end of the metal product from the feed channel and a second bending member mounted on the bending unit or in direct proximity to the bending unit, and selectively movable in a direction transverse to the first bending plane in order to bend the metal product around the second contrast member and on a second bending plane transverse to the first bending plane.

Abstract: Machine for bending metal products comprising a drawing unit configured to feed at least one metal product along an axis of feed and toward a bending unit and a shearing unit configured to shear the metal product. The bending unit is mounted on a translating platform able to be translated in a direction of translation transverse to the axis of feed, and at least one part of the shearing unit is mounted on the translating platform.

Abstract: Apparatus for drawing and straightening at least a metal wire, comprising a drawing unit of the metal wire along a direction of advance which comprises a first motorized main roll, on part of the periphery of which first idle contrast rolls are disposed, with a smaller diameter than the first main roll. The apparatus also comprises a straightening only unit of the metal wire, independent from the drawing unit, disposed along the direction of advance and upstream of the drawing unit, the straightening only unit comprising a second idle main roll, on part of the periphery of which second idle contrast rolls are disposed, with a diameter smaller than the second main roll.

Abstract: Drawing unit for drawing at least one long metal product (P), configured to make the at least one long metal product (P) advance along a nominal axis of feed (A) and provided with at least a first motorized roll (13) and with at least two second rolls (14) operating at the periphery of the first roll (13) and defining, with the latter, respective passage gaps (15). The at least two second rolls (14) are located one on one side and the other on the other side of the axis (N) orthogonal to the nominal axis of feed (A) that passes through the center of rotation of the first roll (13). The second rolls (14) are associated to movement members (21) to move the second rolls (14) in a parallel form with respect to each other and in a direction substantially orthogonal to said nominal axis of feed (A) in order to adjust the passage gaps (15).

Abstract: Bending machine for one or more metal products such as, for example, bars (11a, 11b), reinforcement round pieces, structural shapes, tubes or other profiles, comprising at least a bending unit, a main drawing unit, able to draw the bar along an axis of advance toward the bending unit, and a main shearing unit disposed between the bending unit and the main drawing unit. The machine also comprises a secondary drawing or extraction unit disposed between the main drawing unit and the main shearing unit. The secondary drawing or extraction unit is configured and programmed to draw an end portion of bar, exiting from the main drawing unit, along the axis of advance toward the bending unit.

Abstract: An apparatus to feed metal products to a work machine comprising a plurality of feed heads disposed upstream of the work machine, each of which supporting the metal products, and at least one of which being configured to retain at least two metal products and render them selectively available to the work machine. The apparatus comprises a drawing unit interposed between the feed heads and the work machine, the drawing unit being configured to assume at least a first operating condition not interfering with the metal products, and a second operating condition in which it is positioned during use in axis with the work axis of the work machine and is configured to pick up from the feed head at least one of the metal products chosen from among the at least two metal products retained by the specific feed head and to feed it to the work machine in a direction of feed.

Abstract: A device and method to feed metal bars associated with a work machine including at least a drawing member for the metal bars. The device includes loading members to load one or more metal bars to the work machine, and one or more containing members in which the metal bars are disposed in respective bundles. The device also includes deflector members disposed downstream of the containing members and upstream of the drawing member, and movable laterally in independent manner with respect to the containing members, so as to be able to condition the position of at least a head portion of each of the metal bars picked up, relative to their lying position in the containing members, so as to displace them sideways one by one, or in groups, with respect to a nominal axis (X) in which the metal bars lie stationary in the respective containing member.

Abstract: An apparatus and method for bending elongated metal elements comprising a bending station provided with a first contrasting pin, a bending support defining a first bending plane on which the elongated metal elements are positioned and advance, and a first bending pin mounted mobile around the first contrasting pin, in order to bend the elongated metal elements on the first bending plane in cooperation with the first contrasting pin. The bending station comprises a second contrasting pin mounted on the first bending pin, and a second bending pin disposed mobile with respect to a bending support in a slanting direction with respect to the bending plane, in order to bend the elongated metal elements in cooperation with the second contrasting pin on a second bending plane, angled with respect to the first bending plane.

Abstract: A drawing and/or straightening unit for feeding one or more oblong metal products to a machine for working the metal products. The drawing and/or straightening unit comprises a first driven roller on which at least one metal product to be fed is positioned longitudinally, and at least a second contrasting roller, opposite the first roller with respect to an axis of feed of the metal product, to keep the metal product correctly positioned with respect to the first roller during feed. The drawing and/or straightening unit comprises actuators operationally associated with the second roller, in order to move, at least in the initial positioning step, the second roller with respect to the first roller, in order to vary the distance between the second roller and the first roller.

Abstract: An apparatus and method to feed and shear metal bars, comprising a shearing unit that shears the metal bars sequentially into segments of desired length, and an alignment and translation unit, which feeds the metal bars to the shearing unit, provided with butting member suitable to cooperate with the tail ends of the metal bars in order to align them longitudinally with respect to each other. The butting member comprises a magnetic portion facing toward the tail ends of the metal bars, and conformed so as to generate a magnetic or electromagnetic attraction force on the tail ends, so as to attract the metal bars to itself and to keep the relative tail ends substantially aligned and in contact with the butting member.

Abstract: A device and method to feed bars which picks-up and removes selectively from a bundle one bar in order to dispose the bar for use in an operating machine. The device including first magnetic members, which separate from the bundle an end segment of a plurality of bars and dispose the end segments of the plurality of bars on a plane distanced with respect to the bundle, and second magnetic members, which cooperate with the first magnetic members so as to pick-up at least one bar at a time from the plurality of bars and to prepare the bar for sending to the operating machine. The device also includes third magnetic members, which temporarily hold the bar or bars picked-up by the first magnetic members, forming substantially a pick-up plane, in an intermediate step, from which the second magnetic members selectively pick-up the bars to be sent to the machine.

Abstract: Device and method to pick up and remove from a bundle one or more bars in order to arrange them for use in an operating machine. The device comprises first magnetic means to separate from the bundle an end segment of a plurality of bars and to arrange at least the end segments of plurality bars on a plane distanced with respect to the bundle. The device comprises second magnetic means to pick up, from the first magnetic means, at least one bar at a time from the plurality of bars and to unload the at least one bar in a desired release position.

Abstract: A device and method to feed metal bars associated with a work machine including at least a drawing member for the metal bars. The device includes loading members to load one or more metal bars to the work machine, and one or more containing members in which the metal bars are disposed in respective bundles. The device also includes deflector members disposed downstream of the containing members and upstream of the drawing member, and movable laterally in independent manner with respect to the containing members, so as to be able to condition the position of at least a head portion of each of the metal bars picked up, relative to their lying position in the containing members, so as to displace them sideways one by one, or in groups, with respect to a nominal axis (X) in which the metal bars lie stationary in the respective containing member.

Abstract: Device and method to pick up and remove from a bundle one or more bars in order to arrange them for use in an operating machine. The device comprises first magnetic means to separate from the bundle an end segment of a plurality of bars and to arrange at least the end segments of plurality bars on a plane distanced with respect to the bundle. The device comprises second magnetic means to pick up, from the first magnetic means, at least one bar at a time from the plurality of bars and to unload the at least one bar in a desired release position.