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1. 发明申请

WO2023002425A1 SELF-PROPELLED WRAPPING MACHINE 审中-公开
公开(公告)号：WO2023002425A1
公开(公告)日：2023-01-26
申请号：PCT/IB2022/056743
申请日：2022-07-21
申请人： ROBOPAC S.P.A.
发明人： MORRI, Marco
IPC分类号： B60S9/18 , B65B11/02
摘要： A self-propelled wrapping machine (1) movable on a supporting surface (P) to wrap a load with a plastic film, comprises a self-propelled carriage (2) provided with at least one drive wheel (5) suitable for moving the self-propelled wrapping machine (1); a steering wheel (6) controlled by steering means (8) that can be manually operated by a manoeuvring bar (9) or by a feeler element (19) suitable to follow external walls of the load to be wrapped; an upright (3) fixed to the carriage (2) and slidably supporting an unwinding unit (4) provided with at least a reel (51) of film; a lifting device (10) which includes a supporting element (11) provided with an idle auxiliary wheel (12), associated with the carriage (2) and selectively movable between a raised position (A), in which the auxiliary wheel (12) is spaced from the supporting plane (P), and a lowered position (B), in which the auxiliary wheel (12) abuts the supporting plane (P) and lifts and detaches the drive wheel (5) from the supporting plane (P); the supporting element (11) is rotatably associated with the carriage (2) so as to rotate between the raised position (A) and the lowered position (B); the lifting device (10) comprises a lever (13) rotatably supported by the carriage (2), connected to the supporting element (11) by means of a connecting element (14) and movable between a non-operating position (C) and an operating position (D), in which the lever (13) arranges the supporting element (12) respectively in the raised position (A) and in the lowered position (B).

2. 发明申请

WO2023002408A1 SELF-PROPELLED WRAPPING MACHINE 审中-公开
公开(公告)号：WO2023002408A1
公开(公告)日：2023-01-26
申请号：PCT/IB2022/056710
申请日：2022-07-20
申请人： ROBOPAC S.P.A.
发明人： MORRI, Marco , SAVIOLI, Valerio
IPC分类号： B65B11/02 , B65B11/00 , B65B59/04 , G05B19/418 , B65B57/04 , B65B57/00 , B25J5/00 , B25J9/08 , B25J9/16 , G05B19/414
摘要： Self-propelled wrapping machine (1) movable around a load for wrapping it with a plastic film, comprising: a self-propelled carriage (2); an upright (3) fixed to the carriage (2) and slidably supporting a moving slide (4) movable along the upright (3) and provided with connection means (6); first actuator means (21, 22) to move respectively the carriage (2) around the load and the moving slide (4) along said upright (3); an unwinding unit (5; 15) provided with a reel (101) of film (100) and roller means (18; 19) at least for guiding and unwinding the film (100) and comprising quick coupling means (7) which can be coupled to and uncoupled from said connection means (6); a main drive and control system (31) associated with the carriage (2) and/or to the upright (3) and configured to operate and control at least the first actuator means (21, 22) and a complementary drive and control system (32) associated with the unwinding unit (5; 15) and configured to operate and control second actuator means (23) and/or third actuator means (24, 25, 26) acting on the roller means (18; 19) and/or to receive and process signals relating to operating parameters of the unwinding unit (5; 15) from sensor means (28) thereof; said main drive and control system (31) and the complementary drive and control system (32) being reversibly electrically connectable to each other by connector means (38, 39) to exchange control signals and transfer electric power supply.

3. 发明申请

WO2023067465A1 SELF-PROPELLED WRAPPING MACHINE 审中-公开
公开(公告)号：WO2023067465A1
公开(公告)日：2023-04-27
申请号：PCT/IB2022/059922
申请日：2022-10-17
申请人： ROBOPAC S.P.A.
发明人： MORRI, Marco , GINETTI, Piera
IPC分类号： B65B11/02 , B65B65/00
摘要： A self-propelled wrapping machine (1) for wrapping a load with a film of plastic material comprises a self-propelled carriage (2) having an internal compartment (3) and comprising frame means (21), a covering casing (4) having a front portion (4a) rotatably connected to the frame means (21) and movable between an opened position (A) to enable access to the compartment (3) and a closed position (B) to prevent access to the compartment (3), and moving means (5) associated to the covering casing (4) and capable at least of maintaining steadily the covering casing (4) in the opened position (A); the moving means (5) comprise at least one gas spring (6) which connects the covering casing (4) to the frame means (21) and is configured for maintaining steadily in the opened position (A) the covering casing (4) and for adjusting a rotation speed of the covering casing (4) from the opened position (A) to the closed position (B) and vice versa, and/or a flexible element (7), which connects the covering casing (4) to the frame means (21) to prevent in the opened position (A) a further rotation of the covering casing (4) away from said frame means (21).

4. 发明申请

WO2023007351A1 PRE-STRETCHING ROLLER, METHOD OF MANUFACTURING THE PRE-STRETCHING ROLLER AND WINDING APPARATUS 审中-公开
公开(公告)号：WO2023007351A1
公开(公告)日：2023-02-02
申请号：PCT/IB2022/056842
申请日：2022-07-25
申请人： ROBOPAC S.P.A.
发明人： MORRI, Marco
IPC分类号： F16C13/00 , F16C19/06 , B21C23/00 , B21C23/10 , B65G39/02
摘要： A pre-stretching roller (1) of an unwinding apparatus associable to a wrapping machine, comprising a main body (2) elongated and manufactured by an extrusion process of a metal alloy; the main body includes a first tubular element (3) having a cylindrical shape and defining an external cylindrical wall (3a) suitable for interacting with a film; a second tubular element (4) internal to the first tubular element and having a first end (5) provided with a first seat (7) suitable for receiving and coupling with a driving shaft of driving means of the unwinding apparatus and an opposite second end (6) provided with a second seat (8) suitable for receiving and coupling with a supporting pin for fixing the pre-stretching roller to the unwinding apparatus; a plurality of longitudinal vanes (10) which connect the first tubular element to the second tubular element; the second tubular element comprises a plurality of longitudinal ribs (16), each of them being connected to a respective longitudinal vane.

5. 发明申请

WO2023002404A1 UNWINDING APPARATUS FOR A WRAPPING MACHINE 审中-公开
公开(公告)号：WO2023002404A1
公开(公告)日：2023-01-26
申请号：PCT/IB2022/056704
申请日：2022-07-20
申请人： ROBOPAC S.P.A.
发明人： MORRI, Marco , TOMA, Fabio
IPC分类号： B65B41/16 , B65B65/02 , F16H15/04 , B65B11/00 , B65H79/00
摘要： An unwinding apparatus (1) to deliver a film (50) comprises a first and a second pre-stretching roller (2m 3) and a motion transmission system (4) for transmitting a rotation motion from said first pre-stretching roller (2) to said second pre-stretching roller (3) with at a defined transmission ratio; the motion transmission system (4) comprises two toothed driving wheels (5, 6) rotated by said pre-stretching roller (2), two toothed driven wheels (7, 8) mounted on, and selectively couplable to, the second pre- stretching roller (3), each toothed driven wheel (5, 6) engaging a respective toothed driving wheels (5, 6), and selector means (10) operable to couple a toothed driven wheel (7, 8) at a time to said second pre-stretching roller (3); the selector means (10) comprise a driven shaft (11) connected to the second pre-stretching roller (3), rotatably supporting said toothed driven wheels (7, 8) and provided with a longitudinal internal cavity (12) having at least one first lateral through opening (13) and one second lateral through opening (14) suitable for housing respective locking elements (20); a selector pin (15) provided with at a first and a second transverse protrusion (16, 17) is movable inside the internal cavity (12) between a first operative position (A), in which the first transverse protrusion (16) pushes a locking element (20) to engage a first seat (22) of first toothed driven wheel (7) to couple the first toothed driven wheel to the driven shaft (11), and a second operative position (B), in which the second transverse protrusion (17) pushes a locking element (20) to engage a second seat (22) of second toothed driven wheel (8) to couple the second toothed driven wheel to the driven shaft (11).

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