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    • 1. 发明申请
    • HORIZONTAL WRAPPING MACHINE
    • WO2023067467A1
    • 2023-04-27
    • PCT/IB2022/059925
    • 2022-10-17
    • ROBOPAC S.P.A.
    • STELLA, StefanoDELBALDO, Luca
    • B65G21/22B65G39/02F16C13/00B65B11/00B65B11/02
    • A wrapping machine (1) for wrapping a film (50) around a product (100) comprises: a supporting frame (2), a rotating ring (3) rotatably supported by the supporting frame (2), a plurality of supporting wheels (5) fixed to said supporting frame (2) to rotatably support the rotating ring (3) by engaging an external peripheral edge (10) thereof, an unwinding unit (4) fixed to the rotating ring (3), drive means (15) to rotate the rotating ring (3) and comprising a flexible element (16) wrapped around the external peripheral edge (10) of the rotating ring (3); the external peripheral edge (10) of the rotating ring (3) comprises a first annular portion (11) and an adjacent second annular portion (12); each supporting wheel (5) comprises an annular guide groove (6) having a cross section with a semi-circular shape and suitable to receive and engage the first annular portion (11) having cross section with a semi-circular shape and complementary to the cross section of the annular guide groove (6); the second annular portion (12) is provided with an annular seat (13) suitable to receive said flexible element (16) and having a second external diameter (D2) smaller than a first external diameter (D1) of the first annular portion (11).