公开(公告)号：US20250158103A1

公开(公告)日：2025-05-15

申请号：US18722398

申请日：2022-12-21

Applicant: G.D S.P.A.

Inventor： Andrea Biondi ,  Enrico Campagnoli ,  Luca Cavazza ,  Ivanoe Bertuzzi ,  Fabrizio Nanni

IPC: H01M10/04 ,  B21C47/04 ,  B21C47/34 ,  B65H20/30

Abstract: An apparatus (100) for making a coil (B) comprises a feed unit (2) configured to feed at least one strip-shaped article (N) formed by a plurality of strips and a winding unit (1) that includes at least one winding head (10) configured to wind said strip-shaped article (N) to make said coil (B). The feed unit (2) comprises a movable portion (20), wherein respective feed paths (8) comprising a respective storage segment (81) are defined for each of the strips and is configured so as to vary, by moving said movable portion (20), the length of the storage segments (81), keeping said storage segments (81) substantially parallel to each other.

公开(公告)号：US20250135521A1

公开(公告)日：2025-05-01

申请号：US18722558

申请日：2022-12-21

Applicant: G.D S.P.A.

Inventor： Andrea Biondi ,  Enrico Campagnoli ,  Luca Cavazza ,  Fabrizio Nanni ,  Ivanoe Bertuzzi

IPC: B21C47/14 ,  B21C47/24 ,  B21C47/32 ,  B21C47/34 ,  H01M10/04

Abstract: An apparatus (100) for making a coil (B) comprises a feed unit (2) configured to feed at least one strip-shaped article (N) and a winding unit (1). The feed unit (2) comprises a movable portion (20) that includes an outlet section (22) through which said strip-shaped article (N) passes through. The winding unit includes a plurality of winding heads (10) and a movement device for moving (3) said winding heads (10) configured to displace said winding heads (10) along a working path (P). The winding heads (10) and said movable portion (20) are both movable.

公开(公告)号：US20250100832A1

公开(公告)日：2025-03-27

申请号：US18722577

申请日：2022-12-21

Applicant: G.D S.P.A.

Inventor： Andrea Biondi ,  Enrico Campagnoli ,  Luca Cavazza ,  Ivanoe Bertuzzi ,  Fabrizio Nanni

IPC: B65H18/10 ,  H01M10/04 ,  H01M50/107

Abstract: Manufacturing machine (9) and method for manufacturing a cylindrical electrochemical cell (2) consisting of a spiral winding of a composite material (8) comprising at least two conductor bands (4, 6) and at least two separator bands (5, 7) overlapping one another. They are provided: a plurality of winding heads (13), each of which supports a holding device (14) which is configured to grab an end of the composite material (8) and to rotate on itself around a first rotation axis (15) so as to obtain a spiral winding of the composite material (8); a drum (11) which supports the winding heads (13) and which is mounted in a rotary manner so as to rotate with a continuous law of motion around a second rotation axis (12) in order to move the winding heads (13) along a processing path (P2); and a feeding unit (10) configured to feed the composite material (8) to the winding heads (13).

公开(公告)号：US20250100037A1

公开(公告)日：2025-03-27

申请号：US18722548

申请日：2022-12-21

Applicant: G.D S.P.A.

Inventor： Andrea Biondi ,  Enrico Campagnoli ,  Luca Cavazza ,  Fabrizio Nanni ,  Ivanoe Bertuzzi

IPC: B21C47/02 ,  H01M10/04

Abstract: An apparatus (100) for making a coil (B) comprises a feed unit (2) configured to feed at least one strip-shaped article (N) formed by a plurality of strips (N1, N2, N3, N4) and a winding unit (1). The winding unit includes a plurality of winding heads (10) and a movement device (3) of said winding heads (10) configured to displace said winding heads (10) along a working path (P). The apparatus further comprises a storage device (4) configured so as to store a variable amount of said at least one of said strips (N1, N2, N3, N4) and an actuating device of the storage device (4) which displaces said storage device (4) to vary the stored amount of strip.

公开(公告)号：US20250062388A1

公开(公告)日：2025-02-20

申请号：US18722478

申请日：2022-12-21

Applicant: G.D S.P.A.

Inventor： Enrico Campagnoli ,  Andrea Biondi ,  Luca Cavazza ,  Ivanoe Bertuzzi ,  Fabrizio Nanni

IPC: H01M10/04 ,  B65H19/22

Abstract: Manufacturing machine (9) and method for manufacturing a cylindrical electrochemical cell (2) consisting of a spiral winding of a composite material (8) comprising at least two conductor bands (4, 6) and at least two separator bands (5, 7) overlapping one another. They are provided: a plurality of winding heads (13), each of which supports a holding device (14) which is configured to grab an end of the composite material (8) and to rotate on itself around a first rotation axis (15) so as to obtain a spiral winding of the composite material (8); a drum (11) which supports the winding heads (13) and is rotatably mounted to rotate with a continuous law of motion around a second rotation axis (12) so as to move the winding heads (13) along a processing path (P2); and a feeding unit (10) configured to feed the composite material (8) to the winding heads (13). A segment of the processing path (P2) is substantially straight and each holding device (14) is configured to grab one end of the composite material (8) and hence start the spiral winding of the composite material (8) while the corresponding winding head (13) moves along the substantially straight segment of the processing path (P2).

公开(公告)号：US20250055014A1

公开(公告)日：2025-02-13

申请号：US18722567

申请日：2022-12-21

Applicant: G.D S.P.A.

Inventor： Andrea Biondi ,  Enrico Campagnoli ,  Luca Cavazza ,  Fabrizio Nanni ,  Ivanoe Bertuzzi

IPC: H01M10/04

Abstract: An apparatus (100) for making a coil (B) comprises a feed unit (2) configured to feed at least one strip-shaped article (N) and a winding unit (1). The winding unit includes a plurality of winding heads (10) and a movement device for moving (3) said winding heads (10) configured to displace said winding heads (10) along a working path (P). Each winding head (10) supports a gripping device (11) which is configured to grasp a portion of said strip-shaped article (N) and is configured to wind said strip-shaped article (N) so as to make said coil (B). The movement device (3) is further configured so as to displace a respective winding head (10), when it is grasping said portion of said strip-shaped article (N), along an operative segment (P1) of said working path (P) in a direction discordant to a feed direction (f) of the strip-shaped article.

公开(公告)号：US20250070214A1

公开(公告)日：2025-02-27

申请号：US18722574

申请日：2022-12-21

Applicant: G.D S.P.A.

Inventor： Andrea Biondi ,  Enrico Campagnoli ,  Luca Cavazza ,  Fabrizio Nanni ,  Ivanoe Bertuzzi

IPC: H01M10/04 ,  B65H18/10 ,  B65H23/038

Abstract: An apparatus (100) for making a coil (B) comprises a feed unit (2) configured to feed at least one strip-shaped article (N) and a winding unit (1). The winding unit includes a plurality of winding heads (10) and a movement device for moving (3) said winding heads (10) configured to displace said winding heads (10) along a working path (P). Each winding head (10) is configured to wind said strip-shaped article (N) so as to make said coil (B) during a displacement, carried out by said movement device (3), of the winding head (10) along an operative segment (P1) of the working path (P).

公开(公告)号：US20250042682A1

公开(公告)日：2025-02-06

申请号：US18722542

申请日：2022-12-21

Applicant: G.D S.P.A.

Inventor： Andrea Biondi ,  Enrico Campagnoli ,  Luca Cavazza ,  Fabrizio Nanni ,  Ivanoe Bertuzzi

IPC: B65H18/10 ,  H01M10/04

Abstract: An apparatus (100) for making a coil (B) comprises a feed unit (2) configured to feed at least one strip-shaped article (N) and a winding unit (1). The winding unit includes a plurality of winding heads (10) each of which supports a gripping device (11) of a portion of said strip-shaped article (N), and a movement device (3) of said winding heads (10) configured to move said winding heads (10) along a working path (P). Each winding head (10) is configured to wind said strip-shaped article (N) so as to make said coil (B), wherein each gripping device (11) comprises a pair of pins (12, 13) configured to hold said strip-shaped article (N) between them, at least one of said pins (12, 13) being movable so as to join the other pin holding said strip-shaped article (N) between them.

公开(公告)号：US20250158102A1

公开(公告)日：2025-05-15

申请号：US18722352

申请日：2022-12-21

Applicant: G.D S.P.A.

Inventor： Andrea Biondi ,  Enrico Campagnoli ,  Luca Cavazza ,  Ivanoe Bertuzzi ,  Fabrizio Nanni

IPC: H01M10/04 ,  B21C47/02 ,  B65H18/08

Abstract: An apparatus (100) for making a coil (B) comprises a feed unit (2) configured to feed at least one strip-shaped article (N) and a winding unit (1). The winding unit includes at least a first winding head (10A) and a second winding head (10B) and a movement device (3) of said winding heads configured to displace said winding heads (10) along a working path (P). The distance between the first winding head (10A) and the second winding head (10B) along said working path (P) may be varied.

公开(公告)号：US20250149617A1

公开(公告)日：2025-05-08

申请号：US18722563

申请日：2022-12-21

Applicant: G.D S.P.A.

Inventor： Andrea Biondi ,  Enrico Campagnoli ,  Luca Cavazza ,  Fabrizio Nanni ,  Ivanoe Bertuzzi

IPC: H01M10/04 ,  B21C47/04

Abstract: An apparatus (100) for making a coil (B) comprises a feed unit (2) configured to feed at least one strip-shaped article (N) and a winding unit (1). The winding unit includes a plurality of winding heads (10) and a movement device (3) of said winding heads (10) configured to displace said winding heads (10) according to a trajectory that includes at least one rotation around a rotation axis (C) of said movement device (3), said rotation axis (C) being different from said winding axis (X) and a translation and/or a rotation about a further axis, different from said rotation axis (C) and from said winding axis (X).