Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B30—PRESSES
  • B30B—PRESSES IN GENERAL
  • B30B9/00—Presses specially adapted for particular purposes
  • B30B9/30—Presses specially adapted for particular purposes for baling; Compression boxes therefor
  • B30B9/3003—Details
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
  • B65B27/00—Bundling particular articles presenting special problems using string, wire, or narrow tape or band; Baling fibrous material, e.g. peat, not otherwise provided for
  • B65B27/12—Baling or bundling compressible fibrous material, e.g. peat

Definitions

• the present invention relates to a device for coupling to conventional continuous cycle bale tying presses for producing tied, strapped or sacked bales.
• the invention additionally relates to a system for producing tied or sacked bales comprising said device, and a method for converting a conventional continuous cycle bale tying press in a system for producing tied, strapped or sacked bales.
• bale tying press allows forming bales in at least three modes.
• a first mode is one in which the bale made by the conventional continuous press is tied with twisted wire or knotted cord
• a second mode is one in which the formed bale can be strapped, for example with a polyester strap
• a third mode is one in which the bale produced by the conventional continuous press is sacked, for example in a polypropylene raffia sack.
• the resulting system provides extreme versatility and is primarily indicated, though other products are not excluded, in producing bales from different plant products (alfalfa, hay, mixed products, etc.) and for sectors requiring different finished product presentations.
• the present invention proposes a solution to the preceding problems by means of a device for coupling to a continuous cycle bale tying press with an outlet area for producing tied, strapped or sacked bales according to claim 1, a system for producing tied, strapped or sacked bales according to claim 13 and a method for converting a continuous cycle bale tying press with an outlet area into a system for producing tied, strapped or sacked bales according to claim 14.
• the dependent claims define preferred embodiments of the invention.
• a first inventive aspect of the invention provides a device for coupling to a continuous cycle bale tying press with an outlet area for producing tied, strapped or sacked bales, comprising
• a press chamber configured for receiving pressed product mass or bales coming from the continuous cycle bale tying press and forming bales from said pressed product mass, comprising
• a first gate which, in its open position allows the exit of the bales coming from the continuous cycle bale tying press, and in its closed position configures one of the walls of said press chamber, o a second height-adjustable gate configuring the upper wall or ceiling of said press chamber,
• Fixing means configured for the fixing thereof at the outlet area of the continuous cycle bale tying press, arranging the inlet of the press chamber opposite said outlet area of the continuous cycle bale tying press.
• the device comprises a press chamber configured for receiving from the continuous cycle bale tying press either tied bales or the untied pressed product mass, which press chamber in turn comprises a first gate which, in its open position allows the exit of the bales coming from the continuous cycle bale tying press, and in its closed position configures one of the walls of said press chamber, and a second height-adjustable gate configuring the upper wall or ceiling of said press chamber.
• the device comprises cutting means for cutting the pressed product mass coming from the continuous cycle bale tying press, an expulsion pre-chamber in communication with the press chamber, an outlet port in communication with the expulsion pre-chamber, and expulsion means for expelling the bales formed in the press chamber towards the expulsion pre-chamber and subsequently towards the outlet port.
• the device comprises fixing means configured for fixing the device at the outlet area of the continuous cycle bale tying press, such that the inlet of the press chamber is opposite and in communication with said outlet area of the continuous cycle bale tying press.
• the cutting means act by cutting the amount of pressed product mass corresponding to the capacity of the press chamber, forming a bale with the dimensions of said press chamber, for said bale to then be pushed by the expulsion means towards the expulsion pre- chamber, and then towards the outlet port.
• a sack is placed for sacking the bale, or a strap tying device is placed for strapping said bale.
• the exit of the bale from the device either for being sacked or for being tied by straps is done, in the case of a first bale, by the expulsion means, or by another bale previously located in the expulsion pre-chamber.
• the first gate In the tied bale production mode, the first gate is in its open position, and the second height-adjustable gate configuring the upper wall or ceiling of said press chamber is in its raised position, thereby allowing the exit of the bales coming from the continuous cycle bale tying press without impediments or restrictions .
• the conventional continuous cycle bale tying presses are efficiently and economically provided with the versatility and capacity of producing tied, strapped or sacked bales .
• the expulsion pre-chamber is adjacent to the press chamber.
• this embodiment reduces the path of the bales produced in the press chamber up to the exit thereof from the device.
• the outlet port is adjacent to the expulsion pre-chamber. As in the preceding example, this embodiment reduces the path of the bales produced in the press chamber up to the exit thereof from the device.
• the first gate of the press chamber of the device for coupling to a continuous cycle bale tying press is a hinged door. Gates of this type in the form of hinged doors represent a simple, economical and easy-to-maintain solution .
• the second gate of the press chamber is a height-adjustable hatch that can be actuated by height- adjustment means.
• the height-adjustment means comprise a hand wheel and a reduction gearbox .
• This type of height-adjustment means also represent a simple, economical and easy-to-maintain mechanical solution.
• the cutting means of the device for coupling to a continuous cycle bale tying press are a guillotine.
• the device for coupling to a continuous cycle bale tying press comprises hydraulic actuation means for actuating the guillotine.
• the expulsion means comprise a pusher carriage and a hydraulic cylinder configured for actuating said pusher carriage.
• the device has fixing means for the fixing thereof at the outlet area of the continuous cycle bale tying press comprising at least hinges and bolts passing through said hinges, respectively.
• this embodiment represents a simple and reliable fixing solution that assures the fixing of the device to the conventional bale tying press .
• the outlet port is configured for placing and fixing sacks. This embodiment allows obtaining one of the finishes provided by the device of the invention, the finish of the bales in sacked form.
• the device of the invention has the outlet port configured for fixing to a strap tying device.
• This other embodiment allows obtaining another one of the finishes provided by the device of the invention, the finish of bales tied with straps.
• the invention provides a system for producing tied, strapped or sacked bales, comprising
• continuous cycle bale tying press and the device are coupled and fixed to one another, such that the inlet of the press chamber of the device is opposite and in communication with the outlet area of the continuous cycle bale tying press.
• the invention provides a method for converting a continuous cycle bale tying press with an outlet area into a system for producing tied, strapped or sacked bales, comprising
• this method embodiment allows efficiently and economically adapting to conventional continuous cycle bale tying presses, providing them with extreme versatility as regards the types of tying and presentation of the bale or finished product.
• Figure 1 shows a perspective view of a device according to the present invention.
• Figure 2 shows a view from another perspective of the device according to the present invention.
• Figure 3 shows a perspective view of the device of the invention coupled to a conventional bale tying press.
• Figure 4 shows another perspective view of the device of the invention coupled to a conventional bale tying press.
• Figure 5 shows a perspective view of the device of the invention coupled to a conventional bale tying press in the sacked bale production mode.
• Figure 6 shows a perspective view of the coupling of the device of the invention to a conventional bale tying press.
• Figure 7 shows another perspective view of the coupling of the device of the invention to a conventional bale tying press, together with a detail A of said coupling.
• Figure 8 shows detail A of the coupling of the device of the invention to a conventional bale tying press.
• the device (1) of the invention comprises a press chamber (5) configured for receiving pressed product mass or bales coming from the continuous cycle bale tying press (27) and forming bales (B) from said pressed product mass.
• the press chamber (5) comprises an inlet (20) for pressed product mass or bales, a first gate (8) which, in its open position allows the exit of the bales coming from the continuous cycle bale tying press (27), and in its closed position configures one of the walls of said press chamber (5) , specifically the back wall according to the forward movement direction of the pressed product mass or bales, a second height- adjustable gate (9) configuring the upper wall or ceiling of said press chamber (5), a guillotine (19) for cutting the pressed product mass coming from the continuous cycle bale tying press (27), an expulsion pre-chamber (6) adjacent to and in communication with the press chamber (5), an outlet port (7) adjacent to and in communication with the expulsion pre-chamber (6), and expulsion means for expelling the bales (B) formed in the press chamber (5) towards the expulsion pre-chamber (6) and the outlet port (7) .
• a first gate (8) which, in its open position allows the exit of the bales coming from
• the device (1) is also provided with fixing means (12) configured for the fixing thereof at the outlet area of the continuous cycle bale tying press (27), arranging the inlet (20) of the press chamber (5) opposite said outlet area of the continuous cycle bale tying press.
• the first gate (8) of the press chamber (5) is a hinged door (8) with locking means for locking it in its closed position.
• Said locking means are pins passing through respective bolts provided for that effect in the frame of the device (1) and in the hinged door (8) itself.
• the second gate (9) of the press chamber (5) is a height-adjustable hatch (9) that can be actuated by a hand wheel (10) and a reduction gearbox (11) .
• Screws (16) can also be seen in the same Figure 1, said screws (16) being provided for compacting or decompacting the press chamber (5) by means of tightening or loosening said screws (16), depending on the operating mode of the device (1), that is, for producing tied bales or for producing strapped or sacked bales.
• the loosening of some of the screws (16) causes the press chamber (5) to not be as compact, and therefore facilitates or does not prevent the passage of tied bales coming from the continuous cycle bale tying press (27) .
• all the screws (16) are tightened to make the press chamber (5) more compact.
• the actuation of the guillotine (9) is performed by means of hydraulic cylinders (2) .
• FIG. 5 shows a sack (26) placed at the outlet port (7) of the device (1) with a bale therein, as well as a bale (B) that is finished and in a sack (26) .
• the coupling of the device (1) to a conventional continuous cycle bale tying press (27) can be seen in Figures 6 to 8.
• the coupling and fixing of the inlet area (20) of the device (1) to the outlet area of the continuous cycle bale tying press (27) is done by means of hinges (12, 25) and bolts (23, 24) passing through said hinges (12, 25), respectively.
• Figure 8 shows a detail A of said coupling and fixing.
• the continuous cycle bale tying press (27) in its known and conventional form, that is, producing bales tied with twisted wire or with knotted cord is used.
• the pusher carriage (3) is placed in its rearmost position,
• the hinged door (8) is placed in its maximum opening position,
• the height-adjustable hatch (9) is placed in the maximum raised position, having used to that end the hand wheel (10) which raises the hatch (9) with the assistance of the reduction gearbox (11) .
• some of the screws (16) provided for compacting the press chamber (5) can be loosened or slightly unscrewed such that the press chamber (5) facilitates or does not prevent the passage of tied bales coming from the continuous cycle bale tying press (27) .
• the device (1) is arranged for producing tied bales, or in other words, for allowing the passage of the tied bales produced, as is conventional, by the continuous cycle bale tying press (27) by means of its pressing system (13) , its retaining system or clamps (14) and its tying system (15) . Accordingly, the bales exit the continuous cycle bale tying press (27) in pressed and tied form and go through the device (1), specifically through the press chamber (5) and exiting through the free opening left by the hinged door (8) as it is in its maximum opening position.
• the continuous cycle bale tying press (27) for producing untied pressed product mass is used.
• the retaining system or clamps (14) and tying system (15) of the continuous cycle bale tying press (27) are inactivated, the pressing system (13) remaining active,
• the guillotine (19) is initially placed in its highest position
• the pusher carriage (3) is initially placed in its rearmost position
• the hinged door (8) is placed in its closed and locked position,
• the height-adjustable hatch (9) is placed in the lowest or least raised position, having used to that end the hand wheel (10), which makes the hatch (9) drop down with the assistance of the reduction gearbox (11), and
• the process takes place as follows. It starts by loading bulk material into the continuous cycle bale tying press (27) through its loading opening (17) and said bulk material is pressed with the pressing system (13) a number of times until the product mass is pressed against the hinged door ( 8 ) .
• the pressure gradually increases as material is further compacted against the hinged gate (8), said pressure reaching pre-established values that will determine the desired weight that the produced bale must have depending on the different products used.
• the hydraulic cylinders (2) When the pre-established pressure is achieved, the hydraulic cylinders (2) will be activated, which make the guillotine (19) drop down and cut the pressed product mass coming from the pressing tunnel of the continuous press (18), thus forming a bale that is trapped between the guillotine (19), the hinged door (8) and the pusher carriage (3) .
• the hydraulic cylinder (4) is activated, moving the pusher carriage (3) and gradually taking a first bale to the expulsion pre-chamber (6) .
• the pusher carriage (3) moves back and lifts the guillotine (19) up, there being a free space so that the pressing system (13) can act again, pressing against the hinged door (8) again.
• the sequence is repeated with this second bale and when the pusher carriage (3) moves again, the bale which was already in the expulsion pre-chamber (6) will be pushed into the outlet port (7) .
• a strap tying device is fixed at the outlet port (7), strapped bales being obtained in that case.

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Basic Packing Technique (AREA)

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Citations (5)

• 2016
  • 2016-01-14 EP EP16382012.9A patent/EP3192649B1/en active Active
  • 2016-01-14 PT PT16382012T patent/PT3192649T/pt unknown
  • 2016-01-14 ES ES16382012T patent/ES2725719T3/es active Active
• 2017
  • 2017-01-13 WO PCT/EP2017/050623 patent/WO2017121835A1/en active Application Filing
  • 2017-01-13 AR ARP170100098A patent/AR107363A1/es active IP Right Grant

Patent Citations (5)

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