JP2015033334A - Roll baler - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a roll baler capable of preventing a molded material spilling out when molding a roll bale from stagnating in a machine.SOLUTION: A roll baler 1 includes at least a molding chamber 2 for molding a cylindrical roll bale A by compressing a supplied molded material A1, and discharging. There is included an injection device C for injecting gas to the molded material A1 spilling out at least in a roll bale molding operation and stagnating in the roll baler 1, among a series of operations of roll bale molding work, including at least a supply operation of the molded material A1 to the molding chamber 2, a molding operation of the roll bale A, and a discharge operation of the roll bale A. The stagnating molded material A1 is removed by the force of gas injected from the injection device C.

Description

  The present invention relates to a roll baler that forms a molded object into a roll bale, and more specifically, a roll baler that has a function of removing a molded material that spills and stays at the time of molding material input, roll bale molding, roll bale discharge, etc. About.

  A roll baler is known in which a material to be molded supplied to a molding chamber is compressed to form a cylindrical roll bale.

  In the roll baler described in Patent Document 1 below, a large number of rotating rollers are continuously supported between the left and right wall surfaces of the forming chamber so as to be substantially circular in a side view, and are formed in a horizontal direction parallel to the rotating rollers. An opening for supplying material is opened obliquely downward. Also, the opening side is the fixed side half, and the discharge side is the movable side half that opens and closes with respect to the fixed side half. By opening the movable side half, the formed roll bale is discharged. It is supposed to be.

  In this molding chamber, a driving belt is wound around a rotating roller constituting the lower end portion of the opening, and a rotating roller adjacent to the rotating roller and constituting the lower end portion of the fixed side half, and the movable side half A transmission belt is wound around all the rotating rollers. This transmission belt is stretched so that tension is always applied by a tension pulley urged in the discharge direction by a tension spring, and the opening of the movable half is closed in the molding chamber. An auxiliary roller is provided between the drive belt and the transmission belt so as to make rolling contact, and the auxiliary roller transmits the rotation of the transmission belt to the drive belt.

  A roll baler equipped with such a molding chamber is a frictional force generated by the rotation of the drive belt and the transmission belt at the lower boundary between the fixed side end and the movable side end. A roll bale is formed by rotating, and after forming, the movable half is opened to discharge the roll bale.

JP 2002-345326 A (refer to [0026], [0027], FIG. 10a, FIG. 10b)

  According to the prior art of Patent Document 1, the material to be molded supplied to the molding chamber is rotationally driven by the friction of the drive belt and the transmission belt on which the tension always acts. can do.

  However, in the prior art of Patent Document 1, the material to be molded spills from the gap between the left and right wall surfaces of the molding chamber and the drive belt due to the rotation of the drive belt during roll bale molding and the pressure of the roll veil acting on the drive belt. In addition, there is a problem that it gets inside the drive belt.

  When the molding material enters the inside of the drive belt, the drive belt and the rotation roller slip each other by being sandwiched between the drive belt and the rotation roller or stuck to the drive belt and the rotation roller. The wear of the driving belt and the rotating roller due to slip occurs, and this driving causes damage to the driving belt and the rotating roller.

  In addition, the molding material remains inside the drive belt even after the roll bale is formed, and the molding material that enters the inside of the drive belt when the next roll bale is molded is added to the remaining molding material. Each time the veil is molded, the residual amount of the molding material that enters the inside of the drive belt increases, and there is a problem that the above-described roll baler malfunction is more likely to occur.

  An operation of removing the molding material remaining inside the drive belt is performed so as not to cause the malfunction of the roll baler as described above.

  The molding material is removed from the cleaning port opened on the wall surface using a tool, but due to the presence of various members of the roll baler installed on both the left and right wall surfaces, the size of the cleaning port is reduced. Therefore, it is difficult to scrape the molding material, and considerable time and labor are required.

  In particular, it is extremely difficult to remove the molding material stuck to the drive belt or rotating roller from a cleaning port with a limited size, and a considerable amount of the molding material remains. As a result, the remaining material to be molded has a problem in that the above-described roll baler malfunctions or a bad odor due to decay of the remaining material to be molded.

  This invention makes it an example of a subject to cope with such a problem. In other words, it is possible to prevent spilled molding material from staying in the machine, preventing the molding material from staying in the machine, preventing roll baler malfunctions, and preventing the generation of malodor due to decay of the molding material. What can be done is an object of the present invention.

  In order to achieve such an object, the roll baler according to the present invention has at least the following configuration.

  A roll baler having at least a molding chamber for forming and discharging a cylindrical roll bale by compressing a supplied molding material, the operation of supplying the molding material to the molding chamber, and the roll bale In the series of roll bale molding operations including at least the molding operation of the roll bale and the discharge operation of the roll bale, at least the gas is spilled during the roll bale molding operation and remains in the roll baler. A roll baler characterized in that the material to be molded that remains is removed by the momentum of the gas injected from the injection device.

It is a schematic structure figure showing an example of a roll baler of an embodiment concerning the present invention. It is a principal part expanded sectional view of a molding chamber. FIG. 3 is a sectional view taken along line (3)-(3) in FIG. 2.

  The roll baler according to the present invention drops the molding material from a hopper or the like that stores the molding material, supplies the dropped molding material to a molding chamber by a conveyor or the like, and forms a roll bale. Pickup for picking up molding materials such as a roll baler that discharges to the surface, a composite roll baler equipped with a lap machine that wraps the roll bale discharged from the molding chamber continuously from the forming chamber of the roll baler to the roll bale discharging side The present invention can be applied to various roll balers such as a roll baler which is provided with an apparatus, feeds the molding material picked up to a forming chamber by a conveyor or the like, forms a roll bale, and discharges it directly to a field after forming. In particular, it is preferable to apply to a chopped roll bale that forms the chopped material to be formed into a roll bale.

  The molding material referred to in the present invention is a variety of materials used for feed crops such as corn and pasture, food residue after food processing, fertilizers such as rice husks, wheat husks, wood chips, sawdust, litter, and livestock manure. Includes various materials used.

  The molding chamber has a fixed half that secures an inlet for feeding the material to be molded into the molding chamber, a movable half that is pivotally supported to open and close with respect to the fixed half, and a fixed side. A plurality of rotating rollers that are pivotally supported so as to extend between the side plates constituting both sides of the half and between the side plates constituting both sides of the movable side half, and at least one of the fixed side half and the movable side half One of a forming belt wound around a rotating roller disposed on one side and a side plate pivotally supporting the rotating roller around which the forming belt is wound communicates with a space inside the forming belt formed by winding the forming belt. It is preferable that the jetting device is disposed on the other side plate that supports the rotating roller with the side plate provided with the cleaning port, and the jetting direction is directed toward the space and the cleaning port.

  The cleaning port is the rotating roller on the lower end side around which the forming belt is wound, the rotating roller on the front side in the rotation direction of the forming belt, and the forming belt on the rear side in the rotation direction of the rotating roller; It is preferable that the spraying device is arranged in a range including the space between the cleaning port and the spraying device so as to face the cleaning port and be parallel to the axis of the rotating roller.

  Hereinafter, a roll baler 1 according to an embodiment of the present invention will be described with reference to the drawings. In the present embodiment, a shredded composite roll baler is illustrated. Note that the embodiments described below do not limit the present invention.

  The roll baler 1 includes a molding chamber 2 that compresses the shredded material A1 to form a cylindrical roll bale A, and a lap machine 3 that wraps the formed roll bale A with a wrap film (not shown). The hopper 4 for storing the molding material, the molding material is supplied from the hopper 4, the conveyor 5 for transporting the molding material into the molding chamber 2, and the roll bale A from the molding chamber 2 to the lap machine 3. A conveying conveyor 6 for conveying, and a conveying unit 7 for conveying the molding material A1 spilling from the conveying conveyor 5 over the lap machine 3 to the conveying conveyor 5 side are provided.

  The molding chamber 2 includes a stationary half 20 that is partitioned on the conveyor 5 side, a movable half 21 that is partitioned on the lap machine 3 side, and a fixed half 20 and a movable half 21. And a molding apparatus 22 arranged.

  The stationary half 20 is formed with an inlet 23 through which the molding material conveyed from the conveyor 5 is introduced into the molding chamber 2.

  In such a molding chamber 2, the molding material A <b> 1 charged into the molding chamber 2 from the transport conveyor 5 through the insertion port 23 is compressed while being rotated by the molding device 22 to be formed into a cylindrical roll bale A. It has become.

  The forming device 22 is arranged so as to be continuous on a circumference extending between the fixed-side half 20 and the movable-side half 21, and a plurality of rotating rollers 2 </ b> A whose axis is a direction orthogonal to the discharge direction of the roll bale A 2I, the rotating rollers 20A to 20F, and the forming belt 200 wound around the rotating rollers 20A to 20C so as to surround the rotating rollers 2A and 2B of the fixed-side half 20, and the rotating roller 2E of the movable-side half 21 And a forming belt 201 wound around the rotary rollers 20D to 20F.

  The rotating rollers 2A to 2D and 20A to 20C are pivotally supported by side plates 24L and 24R constituting both sides of the fixed-side half 20, and the rotating rollers 2E to 2I and 20D to 20F are both sides of the movable-side half 21. Are supported by side plates 25L, 25R.

  The rotating roller 20A constitutes a lower end portion of the fixed-side half portion 20 and constitutes one end portion around which the forming belt 200 is wound, and the rotating roller 20B constitutes a lower end portion of the charging port 23 and is molded. One end portion around which the belt 200 is wound is configured.

  The rotating roller 20C constitutes the other end portion around which the forming belt 200 is wound, and is a tension roller that holds the tension of the wound forming belt 200, and is a rotating roller 2A surrounded by the forming belt 200. 2B is disposed outside.

  A space S is formed inside the forming belt 200 wound around the rotating rollers 20A to 20C arranged in this manner, and the rotating rollers 2A and 2B arranged in the space S are in the process of forming the roll bail A. In order to prevent excessive deformation of the forming belt 200. The rotating roller 2 </ b> C constitutes the upper end portion of the charging port 23 and is for forming the roll bale A, and the rotating roller 2 </ b> D constitutes the upper end portion of the fixed-side half 20. At the same time, the roll veil A is formed.

  The rotating roller 20D constitutes a lower end portion of the movable-side half 21 and constitutes one end portion around which the forming belt 201 is wound, and the rotating roller 20E constitutes the other end portion around which the forming belt 201 is wound. Is.

  The rotating roller 20F constitutes the other end portion around which the forming belt 201 is wound, and is a tension roller that holds the tension of the wound forming belt 201, and is a rotating roller 2E surrounded by the forming belt 201. It is arranged outside.

  A space S is formed inside the forming belt 201 wound around the rotating rollers 20D to 20F arranged in this manner, and the rotating roller 2E arranged in the space S is formed during the forming of the roll bale A. This is for preventing the belt 201 from being excessively deformed. The rotating rollers 2F to 2I are for forming the roll bale A, and the rotating roller 2I constitutes the upper end portion of the movable-side half 21.

  When the movable side half 21 is closed, the side edges of the side plates 24L, 24R and the side plates 25L, 25R are in direct contact with each other, and the cylindrical roll bale A can be formed by this contact. A molding space 26 is secured. By opening the movable half 21, the roll bale A formed by opening the fixed half 20 is discharged.

  The rotary rollers 20C and 20F are slidably supported on the molding material input side and the roll bail A discharge side, and a biasing force is applied so that tension is always applied to the molding belts 200 and 201. ing.

  That is, the tension is always applied to the forming belts 200 and 201 from the start of forming the roll bail A to the end of forming by the above-described urging force. Therefore, the frictional force generated by the rotation of the forming belts 200 and 201 is applied to the molding material A1. Can be made to act in equilibrium and efficiently.

  The side plates 24L and 25L are provided with cleaning ports B1 and B2 provided so as to communicate with the space S formed by winding the forming belts 200 and 201, respectively.

  The cleaning ports B1 and B2 are for discharging the molding material A1 staying in the space S out of the molding chamber 2 (outside the machine).

  The cleaning port B1 is opened in a range including a gap S1 formed by the rotating roller 20C and the inner surface of the forming belt 200 facing the circumferential surface of the rotating roller 20C below, and the cleaning port B2 is connected to the rotating roller 20D. It is opened in a range including a gap S1 formed by the peripheral surface of the rotating roller 20D and the inner surface of the forming belt 201 facing downward.

  The side plates 24R and 25R are provided with an injection device C for injecting air for removing the gap S1 and the molding material A1 staying in the vicinity of the gap S1.

  The injection device C includes a nozzle C1 and an air tank C3 that supplies compressed air to the nozzle C1 through a hose C2.

  The nozzle C1 is arranged in parallel with the axes of the rotating roller 20C and the rotating roller 20D so that the ejection direction faces the cleaning ports B1 and B2 and passes through the clearance S1, and the clearance S1 and the clearance S1 The molding material A1 staying in the vicinity is removed by the force of the gas to be ejected and discharged from the cleaning ports B1 and B2 to the outside of the machine.

  The gap S1 and the vicinity of the gap S1 are spilled from the gaps between the side plates 24L, 24R, 25L, and 25R and the drive belt when the roll bale A is molded, and the molding material A1 that enters the space S is formed into the molding belts 200 and 201. Depending on the direction of rotation (direction indicated by the arrow).

  Therefore, according to the arrangement position and the injection direction of the nozzle C1 of the injection device C as described above, the gap S1 where the molding material stays most and the molding material staying in the vicinity of the gap S1 can be removed. .

  The injection operation of the injection device C is always performed during the molding operation of the roll bale A, so that the molding material A1 reaching the space S1 and continuously reaching the gap S1 can always be discharged out of the machine. Therefore, the molding material A1 stays in the space S, the molding material A1 sticks to the rotating roller and the forming belt due to the stay, the rotating roller and the forming belt slip due to the sticking, and the roll baler malfunctions due to the slip. It is possible to prevent the generation of malodor due to the decay of the staying molding material A1.

  Regarding the injection operation of the injection device C, after the formed roll bale A is discharged, before the molding material A1 for forming the next roll bale A is supplied to the forming chamber 2, the forming device 22 is turned on. You may make it carry out, performing a shaping | molding operation | movement (rotating operation of a rotating roller and a shaping | molding belt).

  According to such an injection operation of the injection device C, the roll bale A is stuck to the gap S1 and the molding material A1 staying in the vicinity of the gap S1, the rotating rollers 20A to 20F, and the forming belts 200 and 201. The molding material A1 can be removed and discharged out of the machine from the cleaning ports B1 and B2.

  Therefore, when the roll bale A is molded next time, the molding material A1 staying in the molding chamber 2 and the molding material A1 stuck to the rotating roller and the molding belt are reduced. The molding material A1 sticks to the rotating rollers 20A to 20F and the forming belts 200 and 201, the rotating rollers 20A to 20F and the forming belts 200 and 201 slip due to the sticking, the roll baler 1 malfunctions due to the slip, and stays. Generation of bad odor due to decay of the molding material A1 can be prevented.

  By performing the injection operation of the injection device C as described above at the time of the final cleaning of the roll baler 1 after the completion of the forming operation of the roll bale A, the bad odor due to the decay of the molding material A1 staying when the roll baler 1 is stored. And the malfunction of the roll baler 1 can be prevented during the next use of the roll baler 1.

  The arrangement position and the injection direction of the nozzle C1 are not limited to the exemplified arrangement position and the injection direction, but the molding material A1, the rotating rollers 20A to 20F, and the molding that stay in the space S, the gap S1, the vicinity of the gap S1, and the like. The molding material A1 stuck to the belts 200 and 201 may be removed by the force of the gas to be ejected and may be disposed and ejected from the cleaning ports B1 and B2.

  The roll baler 1 mounts the roll bale A in the lap machine 3, and the conveyor-like mounting table 31 that rotates the mounted roll bale A rotates counterclockwise in FIG. The material to be spilled down is transferred to the transport unit 7. Further, the molding material A1 transferred from the mounting table 31 is guided to the conveying unit 7 across the end of the mounting table 31 on the conveying unit 7 side and the end of the receiving unit 70 constituting a part of the conveying unit 7. A guide surface portion 8 is provided.

  The molding material A spilled down on the receiving part 70 of the conveying part 7 is such that the conveying body 60 provided on the conveying conveyor 6 is on the return side of the conveying conveyor 6 (the side facing the receiving part 70). Is conveyed in the direction of the conveyor 5.

  Further, the roll baler 1 is provided with a return conveyor 9 for returning the material to be spilled down to the transport conveyor 5.

  The return conveyor 9 receives the molding material on the receiving unit 70 conveyed by the conveying body 60 of the conveying conveyor 6 and conveys the molding material to the conveying conveyor 5 side, and cooperates with the conveying conveyor 5 with the molding material to be conveyed. The lever is returned to the conveying surface of the conveying conveyor 5.

  An injection device C ′ is disposed in the vicinity of the guide surface portion 8, and the molding material A1 staying in the guide surface portion 8 is removed by injecting gas from the injection device C ′.

  The injection direction of the nozzle C <b> 1 in the injection device C ′ may be any of a direction in which the molding material A <b> 1 staying on the guide surface portion 8 is removed from the guide surface portion 8 and discharged to the outside of the apparatus, or a direction on the conveying portion 7. The hose C2 in the injection device C ′ is piped to the air tank C3 (indicated by (a)-(a) in FIG. 1).

  When the injection device C ′ is for injecting gas in a direction in which the molding material A1 removed from the guide surface portion 8 is placed on the conveyance portion 7, it is possible to prevent the molding material A1 from staying on the guide surface portion 8 and to convey the conveyance portion 7. Since the molding material A1 placed on the sheet can be supplied from the return conveyor 9 to the molding chamber 2 via the transport conveyor 5, the molding material A1 staying in the guide surface 8 can be removed, and the molding material A1 is wasted. Can be suppressed.

  The molding material A1 may fall into the space S 'inside the transporting conveyor 5 and stagnate due to spilling when the molding material A1 is transported by the transporting conveyor 5 and when it is supplied to the molding chamber 2. Therefore, an injection device C ″ that removes the molding material A1 staying in the space S ′ of the conveyor 5 to the outside of the machine may be disposed in the vicinity of the conveyor 5 (see FIG. 1).

  The injection device C ″ is a portion where the molding material A1 is most likely to stay, that is, the inner surface of the belt 51 of the conveyor 5 and the peripheral surface of the upstream (lower) winding rotating portion 52 around which the belt 51 is wound. The nozzle C1 is disposed so as to inject the gas in the vicinity of the nozzle to remove the staying molding material A1 and discharge it to the outside of the machine. The injection direction of the nozzle C <b> 1 is parallel to the axis of the winding rotation unit 52.

  The arrangement position and the injection direction of the nozzle C1 are not limited to the illustrated positions and directions, and may be any positions and directions where the molding material A1 staying in the space S 'of the transport conveyor 5 can be removed and discharged outside the apparatus.

  The molding material A1 spills when the molding material A1 is transported by the transporting conveyor 5 and when the molding material A1 is transported to the return conveyor 9 by the transport unit 7, so that the molding material A1 enters the space S '' inside the return conveyor 9. May enter and stay. Therefore, an injection device C ″ ″ that removes the molding material A1 staying in the space S ″ of the return conveyor 9 and discharges it to the outside of the machine may be disposed in the vicinity of the return conveyor 9 (see FIG. 1).

  The injection device C ′ ″ is a portion where the molding material A1 is most likely to stay, that is, the inner side of the belt 91 of the return conveyor 9 and the upstream side (wrapping machine 3 side) of the belt 91. The nozzle C1 is arranged so as to inject the gas to the vicinity of the peripheral surface of the slab to remove the staying molding material A1 and discharge it to the outside of the machine. The injection direction of the nozzle C <b> 1 is parallel to the axis of the winding rotation unit 92.

  The arrangement position and the injection direction of the nozzle C1 are not limited to the illustrated positions and directions, and may be any positions and directions in which the molding material A1 staying in the space S ″ of the return conveyor 9 can be removed and discharged outside the apparatus. .

  By such injection devices C ″ and C ″ ′, the molding material A1 staying in the space S ′ of the transport conveyor 5 and the space S ″ of the return conveyor 9 can be removed and discharged out of the machine. .

  In addition to the roll baler 1 of the illustrated embodiment, the present invention includes a rotating roller and a forming belt, such as a roll baler described in JP-A-2006-061043 and JP-A-2002-345326, and a roll baler without a lap machine. The present invention can be applied to various roll balers that can have a combined molding chamber.

DESCRIPTION OF SYMBOLS 1: Roll baler A: Roll bale A1: Molding material 2: Molding chamber 20: Fixed side half 21: Movable side half 22: Molding apparatus 2A-2I: Rotating roller 20A-20F: Rotating roller 200: Molding belt 201: Molded belt 24L: Side plate 24R: Side plate 25L: Side plate 25R: Side plate S: Space S ′: Space S ″: Space S1: Clearance B1: Cleaning port B2: Cleaning port C: Injection device C ′: Injection device C ″: Injection device C ''': Injection device

Claims (3)

A roll baler having at least a molding chamber for discharging and molding a cylindrical roll bale by compressing a material to be supplied,
At least the roll bale molding in the series of roll bale molding operations including at least the supply operation of the molding material to the molding chamber, the roll bale molding operation, and the roll bale discharge operation. An injection device for injecting gas to the molding material that spills during operation and stays in the roll baler;
A roll baler characterized in that the material to be molded that remains is removed by the momentum of the gas injected from the injection device.   The molding chamber has a fixed half that is secured with an inlet for charging the molding material into the molding chamber, and a movable half that is pivotally supported so as to open and close with respect to the fixed half. A plurality of rotating rollers that are pivotally supported so as to extend between side plates constituting both side portions of the fixed side half portion and between side plates constituting both side portions of the movable side half portion; and at least the fixed side half portion or the movable portion By winding the forming belt around one of the forming belt wound around the rotating roller disposed in one of the side halves and the side plate supporting the rotating roller around which the forming belt is wound. A cleaning port provided so as to communicate with a space inside the formed forming belt, and the jetting device supports the rotating roller with the side plate provided with the cleaning port. And the injection direction of the space and Roll baler according to claim 1, characterized in that it is directed toward the serial cleaning port.   The forming belt is opposed to the rotating roller on the lower end side around which the forming belt is wound, and the peripheral surface of the rotating roller on the front side in the rotation direction of the forming belt. The spraying device is disposed in a range including a gap formed with the inner surface of the roller, and is disposed so that the spraying direction faces the cleaning port and is parallel to the axis of the rotating roller. The roll baler according to claim 2.

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