摘要:
A device for transferring objects, in particular parisons (3) or bottles (2), has a carousel (10) able to rotate about a predetermined axis (X), an object (2, 3) pick up element (14), a supporting arm (16) for the pick up element (14) connected to the carousel (10), the pick up element (14) having at least three degrees of freedom relative to the carousel (10), a cam (12) for guiding the arm (16) and the pick up element (14), having a predetermined number of tracks (22, 23, 24), for moving the pick up element (14) along a predetermined path (P); the cam (12) has a fixed portion (25) and at least one removable portion (26) connected to the fixed portion (25), the removable portion (26) having a predetermined profile and there being the possibility of substituting it with other removable portions having a different profile to the portion (26).
摘要:
A plant for blow-moulding plastic containers (2) from respective parisons (3) is equipped with a plurality of interchangeable moulding units (15), each having a predetermined number of moulding cavities (19) for blow-moulding respective containers (2); with a wheel (39) for feeding the parisons (3) to the respective moulding cavities (19); with a wheel (76) for picking up the containers (2) from the respective moulding cavities (19); and with two lines (41, 79) for feeding the parisons (3) to the first transfer wheel (39); and the containers (2) from the pick-up wheel (76) to a filling machine (10), respectively; the feed speeds of the two feed lines (41, 79) vary according to the number of moulding cavities (19) in the moulding units (15) mounted on the plant at a given time.
摘要:
A plant for blow-molding plastic containers (2), particularly bottles, from respective parisons (3) is equipped with a plurality of molding units (15), each having at least two respective cavities (19) for blow-molding respective containers (2), and with a transfer device (39) for transferring the parisons (3) from a flexible feed conveyor (41) to the respective molding cavities (19). The transfer device (39) is connected to the flexible feed conveyor (41) at a transfer station (40), where the spacing (P1) of the parisons (3) is equal to the distance (D2) between the longitudinal axes (19a) of the molding cavities (19) of one molding unit (15).
摘要:
An apparatus comprises a blow-moulding mould arrangement arranged for expanding a preform to obtain a container, said blow-moulding mould arrangement comprising a die arrangement cooperating with a punch arrangement, the apparatus further comprising a compression-moulding mould arrangement comprising a further die arrangement cooperating with said punch arrangement for compression-moulding plastics to obtain said preform.
摘要:
A device for transferring objects, in particular parisons (3) and/or bottles (2), comprises a carousel (10) able to rotate about a predetermined axis (X), an object (2, 3) pick up element (14), a supporting arm (16) for the pick up element (14) connected to the carousel (10), the pick up element (14) having at least three degrees of freedom relative to the carousel (10), a cam (12) for guiding the arm (16) and the pick up element (14), having a predetermined number of tracks (22, 23, 24), for moving the pick up element (14) along a predetermined path (P); the cam (12) comprises a fixed portion (25) and at least one removable portion (26) connected to the fixed portion (25), the removable portion (26) having a predetermined profile and there being the possibility of substituting it with other removable portions having a different profile to the portion (26).
摘要:
An apparatus (1) for making plastic containers by blow-moulding parisons comprises: a mould (2) having at least one moulding cavity; a base (3) mounted over the mould (2), forming at least one passage (4) connected to a high-pressure fluid source; a blow nozzle (7) forming at least one conduit and connected to a bottom face (5) of the base (3) to be positioned between the base (3) and the mould (2) in such a way that the conduit is in fluid communication with the passage (4) to receive the high-pressure fluid and convey it into the moulding cavity; fastening means for coupling and uncoupling the blow nozzle (7) to and from the base (3); at least one pin (10) protruding from the nozzle (7) to be inserted into a respective through hole in the base (3) with an end portion (12) of it positioned above a top face (6) of the base (3); a fastening element (13) connected to the base (3) to be movable from an unlocked position, where it does not interfere with the pin (10), to a locked position where it is inserted in an end groove (14) defined by the end portion (12) of the pin (10), and vice versa.
摘要:
A molding unit for a plant for blow-molding plastic containers (2), particularly bottles, from respective parisons (3) is equipped with an interchangeable mold (16) having at least one cavity (19) for blow-molding a respective container (2), and at least two stretching rods (33) mobile along a predetermined line (24) to engage respective parisons (3) and to axially deform the parisons (3) themselves; the stretching rods (33) being selectively mobile according to the number and/or position of the molding cavities (19) of the mold (16) mounted on the molding unit at a given time.
摘要:
Apparatus, comprising a rotating carousel and a plurality of handling elements supported by said carousel and movable in relation to said carousel, said handling elements being so shaped as to remove a container from a blow-moulding mould arrangement, wherein said apparatus further comprises a plurality of further handling elements associated with said handling elements, said further handling elements being so shaped as to deliver a dose of plastics to a compression-moulding mould arrangement, each of said further handling elements being fixed to a corresponding handling element.
摘要:
A moulding unit for a plant for blow-moulding plastic containers (2) from respective parisons (3) comprises: two half-moulds (17a, 17b), movable relative to each other between a position of opening and a position of closing at least one cavity (19) for blow-moulding a respective container (2); and a locking device (21) for locking the two half-moulds (17a, 17b) in the closed position, the locking device (21) comprising two first fastening elements (22, 28) which are moved to, and normally held in, a locked position by at least one elastic actuating element (30).
摘要:
Apparatus, comprising a rotating carousel and a plurality of handling elements supported by said carousel and movable in relation to said carousel, said handling elements being so shaped as to remove a container from a blow-moulding mould arrangement, wherein said apparatus further comprises a plurality of further handling elements associated with said handling elements, said further handling elements being so shaped as to deliver a dose of plastics to a compression-moulding mould arrangement, each of said further handling elements being fixed to a corresponding handling element.