JP2017121963A - Attachment with cutting blade, and system and method for decomposition of bag body - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an attachment with a cutting blade which can perform unloading of a bag body such as a flexible container bag from a truck, decomposition of thereof and transfer of an empty bag body with a single attachment.SOLUTION: An attachment 2 with a cutting blade, which is detachably connected to a tip of a boom 1, has: a main body 2' having an attachment/detachment part 2a which can be attached to and detached from the tip of boom 1; and a pair of arms 2b, 2b' for gripping which is so provided on the main body as to be rotatable in a closing direction and an opening direction around a support shaft 5, of which tips become a proximate state or a closed state when closing, and which can hold a member to be held. On an outside surface of each of the pair of arms 2b, 2b' for gripping, a linear cutting blade 7, 7' is provided from the tip of each arm for gripping toward the attachment/detachment part 2a.SELECTED DRAWING: Figure 4

Description

  The present invention is, for example, an attachment with a cutting blade for unpacking a bag body such as a flexible container bag for storing contaminated soil, powder particles, debris, etc., and a dismantling system and dismantling such as a flexible container bag using the attachment It is about the method.

As shown in Patent Document 1, the flexible container bag is disassembled by lifting the flexible container bag with a traverse hoist, moving to the dismantling machine body, and being lowered onto the circular unsealing blade, or the circular unsealing blade, or A configuration is known in which the bottom or bottom and sides of a flexible container bag are opened by the circular opening blade and the vertical opening blade, and the contents are dropped onto a lower hopper.

JP 2014-193751 A

  By the way, according to the above-mentioned conventional apparatus, the flexible container bag is moved by being suspended by a sideways hoist, and each container bag is configured to be unpacked in the dismantling machine body. When unpacking a large number of flexible container bags, there is a problem that processing takes a long time.

  In recent years, the need to quickly unpack large numbers of flexible container bags that store rubble in the event of a disaster has increased, and the realization of a device that can efficiently unpack large numbers of flexible container bags has been realized. It is desired.

  The present invention has been made in view of the above-described conventional problems, and unloading from a truck of a bag body such as a flexible container bag, dismantling, collection work of an empty bag, etc. can be performed with a single attachment. An object of the present invention is to provide a cutting attachment that can be cut.

  Another object of the present invention is to provide a dismantling system and disassembling method for a flexible container bag using the attachment with a cutting blade.

In order to achieve the above object, the present invention
First, an attachment with a cutting blade that is detachably connected to the tip of the boom, and a main body having an attachable / detachable portion at the tip of the boom, and a closing direction about the support shaft provided in the main body And a pair of gripping arms capable of gripping a member to be gripped, which are provided so as to be pivotable in the opening direction and closed when closed, and are external to each of the pair of gripping arms. It is constituted by an attachment with a cutting blade, which is provided with a linear cutting blade on the side surface from the tip of each gripping arm toward the attaching / detaching portion.

  The gripped member is, for example, a bag body such as a flexible container bag. If comprised in this way, the flexible container bag etc. of the loading platforms, such as a truck, can be hold | gripped with the holding arm at the front-end | tip of a boom, and it can transfer to a predetermined position. Furthermore, the container can be broken by the cutting blade by closing the gripping arm, piercing a flexible container bag containing, for example, waste, and opening the gripping arm inside. Moreover, the flexible container bag which has been emptied by taking out the contents can be gripped by the gripping arm and transferred to a predetermined place. Thus, each operation | movement of transfer of a bag body, a broken bag, and transfer of an empty bag body can be performed with a single attachment with a cutting blade.

  2ndly, both the said cutting blades are comprised by the attachment with a cutting blade of said 1st thing heated by supplying with electricity.

  Since the cutting blade is heated in this way, for example, it is possible to break the bag while melting the outer shell of the resin bag body by the heat of the cutting blade, and to perform the bag breaking operation of the bag body more smoothly. Can do.

  3rdly, it is the dismantling system of the bag body using the attachment with a cutting blade of said 1 or 2, Comprising: The building which consists of a lower layer part and an upper layer part is provided, and the conveyance vehicle of a bag body is provided in the said upper layer part. The lower layer portion corresponding to the lattice area provided with a stop position, a lattice area penetrating the lower layer portion in a part of the floor surface of the upper layer portion, and a collection portion of used bags that have been broken. The belt conveyor device that receives the contents falling through the lattice area and conveys the contents to a predetermined location is arranged, and the upper-layer portion is movable with the attachment with the cutting blade attached to the tip of the boom A heavy machine is arranged, and the bag body of the transport vehicle stopped at the stop position is configured to be held by the heavy machine with the attachment with a cutting blade and transported to the lattice area. The fed bag body is broken by the cutting blade of the attachment with the cutting blade, and the contents can be dropped from the lattice area onto the belt conveyor device of the one layer portion, and the used bag The body is constituted by a bag disassembling system configured to be gripped by the heavy machinery with the attachment with a cutting blade and transferred to the collecting unit.

  If comprised in this way, the dismantling operation | work of a large amount of flexible container bags which stored the soil etc. after decontamination can be performed efficiently in a building, for example, and the dismantling system of such a bag body is continued in the horizontal direction. By disposing the bag body at the same time, it is possible to quickly dismantle a large number of bag bodies.

  Fourth, a method for disassembling a bag body using the attachment with a cutting blade according to the first or second aspect, wherein a building composed of at least a lower layer portion and an upper layer portion is provided, and the bag transport vehicle is provided in the upper layer portion. A stop position, a lattice area penetrating the lower layer portion in a part of the floor surface of the upper layer portion, and a collection portion of used bags that have been broken are provided, and the lower layer portion corresponding to the lattice area A belt conveyor device that receives the contents falling through the lattice area and conveys the contents to a predetermined location is arranged, and a movable heavy machine having the attachment with the cutting blade attached to the tip of the boom in the upper layer portion. The bag body of the transport vehicle that is disposed and stopped at the stop position is gripped by the heavy machine with the attachment with a cutting blade and transported onto the lattice area, and the bag body that has been transferred onto the lattice area is The bag is broken by the cutting blade of the attachment with a cutting blade, and the contents are dropped from the lattice area onto the belt conveyor device of the one layer portion, and the used bag body on the lattice area is cut by the heavy machine with the cutting blade. It is constituted by a bag body disassembling method that is held by an attachment and transferred to the collecting unit.

  According to the present invention, it is possible to grasp the bag body of the loading platform such as a truck by the grasping arm at the tip of the boom and transfer it to a predetermined position, and further to break the container with the cutting blade, Moreover, the flexible container bag which has been emptied by taking out the contents can be gripped by the gripping arm and transferred to a predetermined place. Thus, each operation | movement of transfer of a bag body, a broken bag, and transfer of an empty bag body can be efficiently performed by the attachment with a single cutting blade.

  Further, by heating the cutting blade, for example, the outer shell of the resin bag can be broken while being melted by the heat of the cutting blade, and the bag can be broken more smoothly.

  In addition, for example, a large amount of flexible container bag that contains soil after decontamination can be dismantled efficiently in the building, and such a dismantling system for the bag body is continuously provided in the lateral direction. By simultaneously disassembling the bag body, it is possible to quickly dismantle a large amount of bag bodies.

It is a cross-sectional view of the building in the bag dismantling system according to the present invention. It is a cross-sectional view of the building of the system. It is a side view of the truck used for a system same as the above. (A) is a perspective view of an attachment with a cutting blade to be used in the above system, (b) is a plan view of a lattice area when the bag body is disassembled with the above attachment, and (c) is a content of the bag body disassembled with the above attachment. It is a top view of the lattice area at the time of conveying a thing. It is a cross-sectional view of a building at the time of transferring an empty bag body by a system same as the above. (A) is a cross-sectional view of the cutting blade, (b) is a circuit diagram showing the energization configuration of the cutting blade.

  Hereinafter, an attachment with a cutting blade, a bag disassembling apparatus, and a disassembling method according to the present invention will be described in detail.

As shown in FIGS. 4A and 1, an attachment 2 with a cutting blade is detachably connected to an attachment / detachment portion 1 a at the tip of a boom 1 of a heavy machine 4 movable by a crawler 3.

  The attachment 2 with a cutting blade is provided in a main body 2 ′ having an attachable / detachable part 2a at the tip of the boom 1 and the main body 2 ′, and is closed and opened around the support shaft 5 (arrow a direction). It is provided so as to be rotatable in the direction (arrow b direction), and when closed, the distal end portion is in a close state or a closed state, and can hold a gripped member (in this embodiment, a flexible container bag 6 as a bag). It has a pair of gripping arms 2b and 2b '.

  Further, a linear shape is formed at the center of the outer surface of each of the pair of gripping arms 2 and 2b ′ from the tip portions 2c and 2c ′ of the gripping arms 2b and 2b ′ toward the detachable portion 2a. Cutting blades 7 and 7 'are provided.

  As shown in FIG. 6 (a), the cutting blades 7 and 7 ′ are formed with an acute blade portion 7a over the entire length thereof, as shown in FIGS. 4 (b) and 4 (c). With the gripping arms 2b and 2b 'closed, the flexible container bag 6 is pierced and inserted into the container 6, and then the gripping arms 2b and 2b' are opened to break the flexible container bag 6 Is to do.

  The cutting blades 7 and 7 'are made of stainless steel, and as shown in FIG. 6 (b), a power source 15 is provided at both ends of the cutting blades 7 and 7', and electrodes 17 and 17 are provided at the cutting blades 7 and 7 '. The cutting blades 7 and 7 'are energized from the power source 15 through the electrodes 17 and 17' and the cutting blades 7 and 7 'are heated to about 200 ° C. It is preferable to use a so-called electric knife. If comprised in this way, since the said flexible container bag 6 is a product made from resin, when breaking a bag, it can torn while melt | dissolving the resin-made raw material, and can break a bag more smoothly.

  In addition, as shown in FIG. 4A, the attachment 2 with a cutting blade includes a rotation mechanism for rotating the main body 2 ′ in the direction of the arrow c in the attachment / detachment portion 2a. On the other hand, the main body 1 is configured to be able to rotate at an arbitrary angle in the direction of the arrow c. Further, in a state where the attachment 2 with a cutting blade is connected to the boom 1, the drive mechanism of the attachment is connected to the heavy machinery 4 and a drive mechanism and an operation unit (not shown) in the boom 1. The opening and closing of the gripping arms 2b and 2b ′ and the rotation of the main body 2 ′ can be performed by the operation unit of the heavy machine 4. In addition, when the cutting blades 7 and 7 ′ have an energization function, the operation unit can be turned on and off.

  Next, a bag disassembling system using the attachment 2 with cutting blade will be described.

  Reference numeral 8 shown in FIG. 1 is a cross-sectional view of the two-layer portion of the building. The building 8 includes at least a lower layer portion 8a (a first-floor portion in the case of a two-story building) and an upper layer portion 8b (a case of a two-story building). Is a second floor portion), and the upper layer portion 8b penetrates the lower layer portion 8a into the stop position 10 of the bag carrier 9 (hereinafter referred to as the truck 9) and the floor surface 8b 'of the upper layer portion 8b. A lattice area 11 to be used, and a collecting section 12 for used bags 6 ′ that have been broken are provided. In addition, a wall surface is opened on one side of the building 8 and serves as an entrance 8c connected to the slope 12 from the ground.

  The truck 9 (see FIG. 3) is loaded with a plurality of flexible container bags 6 containing decontaminated waste and the like as contents on the loading platform, through the slope 12 from the ground and through the inlet 8c to the upper layer. Stop at the stop position 10 of the portion 8b.

  The grid area 11 is provided adjacent to the stop position 10, and the floor surface 8b 'is opened in a rectangular shape, and a metal grid 11a is fitted into the opening. The size of the eye 11a can be arbitrarily set according to the type of waste (content). For example, in the case of decontaminated soil or the like that includes foreign matters such as debris and it is necessary to separate the soil and the foreign matter, the lattice may be smaller than the foreign matter having a size to be separated.

  In the lower layer portion 8a corresponding to the lattice area 11, a belt conveyor device 13 that receives waste (contents) falling through the lattice area 11 and transports it to a predetermined location is disposed.

  A heavy machine 4 that is mounted on the tip of the boom 1 and is movable by the crawler 3 is disposed on the upper layer portion 8b. The heavy machine 4 is located between the stop position 10 and the lattice area 11 and holds the flexible container bag 6 of the loading platform of the truck 9 by the attachment 2 with cutting blades to rotate the boom 1 in the direction of arrow d. The flexible container bag 6 is moved onto the lattice 11a of the lattice area 11.

  Further, the flexible container bag 6 transferred onto the lattice area 11 is broken by the cutting blades 7 and 7 ′ of the cutting blade attachment 2, and waste (contents) is separated from the lattice 11 a of the lattice area 11. The single-layer portion 8a is configured to be able to fall on the conveyor belt 13a of the belt conveyor device 13.

  The flexible container bag 6 ′ (empty after rupture) is used in an adjacent portion of the lattice area 11 in the direction in which the boom 1 is further rotated in the arrow d direction from the lattice area 11 of the upper layer portion 8b. A collecting unit 14 is provided for collecting the finished bags. Therefore, the empty flexible container bag 6 ′ is configured to be transferred to the collecting unit 14 by being gripped by the attachment 2 with a cutting blade and further rotating the boom 1 in the arrow d direction. Has been.

Next, the disassembling method according to the present invention will be described.
It is assumed that the cutting blades 7 and 7 ′ of the heavy machine 4 are energized and heated to about 200 ° C. First, the truck 9 loaded with a plurality of flexible container bags 6 storing waste enters the upper layer portion 8a of the building 8 through the slope 12, and stops at the stop position 10.

  Next, the operator of the heavy machine 4 operates the boom 1 to hold the flexible container bag 6 by the holding arms 2b and 2b ′ of the attachment 2 with a cutting blade, and rotates the boom 1 in the direction of arrow d. The container 6 is placed sideways on the lattice area 11 (see FIG. 2).

  Thereafter, the operator closes the gripping arms 2b and 2b 'of the attachment 2 with a cutting blade and pierces the tip of the container 6 (see FIG. 4B). Then, since the cutting blades 7 and 7 ′ of the gripping arms 2 b and 2 b ′ burn out the resin skin of the flexible container bag 6, the attachment 2 can be easily inserted into the flexible container bag 6.

  Thereafter, the operator can open the gripping arms 2b and 2b ′ to largely break the flexible container bag 6 as shown in FIG. 4C, and the contents M ( The waste M) falls downward via the lattice 11a and falls on the conveyor belt 13a of the lower layer part 8a. Since the conveyor belt 13a runs in the direction of arrow e, the waste can be conveyed to a predetermined position.

  Thereafter, the operator grips the empty flexible container bag 6 again with the gripping arms 2b and 2b ', moves the boom 1 up and down, and vibrates it completely to drop the contents, and then 1 is further rotated in the same direction (arrow d direction) (see FIG. 5), and the empty flexible container bag 6 is transferred to the collection unit 14.

  By the above method, one flexible container bag 6 can be disassembled. Thereafter, the flexible container bag 6 can be disassembled quickly by repeating the same method.

  For example, 32 flexible container bags can be disassembled in one minute, for example, by providing a plurality of the above-described dismantling apparatuses in a lateral direction in a large building.

  According to the present invention, the bag body of the loading platform such as a truck can be gripped by the gripping arms 2b and 2b 'at the tip of the boom 1 and transferred to a predetermined position. Further, the cutting blades 7 and 7' The container can be broken, and the contents of the flexible container bag that has been emptied can be grasped by the holding arms 2b and 2b 'and transferred to a predetermined place (collecting unit 14). it can. Thus, the single attachment 2 with a cutting blade can efficiently perform the operations of transferring the bag body, breaking the bag, and transferring the empty bag body.

  Further, by heating the cutting blades 7 and 7 ', for example, the outer shell of the resin bag can be broken while being melted by the heat of the cutting blade, and the bag can be broken more smoothly. it can.

  In addition, for example, a large amount of flexible container bags containing soil after decontamination can be efficiently disassembled in the building 8, and such dismantling systems are continuously provided in the lateral direction. Simultaneously, the dismantling work for the bags can be quickly performed.

  The present invention can quickly disassemble a plurality of flexible container bags with relatively simple equipment, and can be suitably used for disassembling a large amount of bags after decontamination of radioactive materials, for example. It is.

DESCRIPTION OF SYMBOLS 1 Boom 2 Attachment with cutting blade 2 'Main body 2b, 2b' Grasp arm 4 Heavy machine 5 Support shaft 7, 7 'Cutting blade 8 Building 8a Lower layer part 8b Upper layer part 8b' Floor surface 9 Truck 10 Stopping position 11 Lattice area 13 Belt Conveyor device 14 Collection unit

Claims (4)

An attachment with a cutting blade that is detachably connected to the tip of the boom,
A main body having an attachable / detachable part at the tip of the boom;
A pair of gripping arms provided on the main body, provided so as to be pivotable in a closing direction and an opening direction around a support shaft, and having a distal end portion in a close state or a closed state when closed, and capable of gripping a gripped member; Have
An attachment with a cutting blade, wherein a linear cutting blade is provided on the outer side surface of each of the pair of gripping arms from the tip of each gripping arm toward the detachable portion.   The attachment with a cutting blade according to claim 1, wherein both the cutting blades are heated by energization. A bag disassembly system using the attachment with a cutting blade according to claim 1 or 2,
A building composed of at least a lower layer portion and an upper layer portion is provided, and the upper layer portion is broken at a stop position of the bag carrier, and a lattice area penetrating the lower layer portion in a part of the floor surface of the upper layer portion. A collection unit for used bags,
A belt conveyor device is disposed in the lower layer portion corresponding to the lattice area to receive the content falling through the lattice area and convey it to a predetermined location,
A movable heavy machine in which the attachment with the cutting blade is attached to the tip of the boom is disposed in the upper layer part,
The bag of the transport vehicle stopped at the stop position is configured to be gripped by the heavy machine with the attachment with the cutting blade and transported to the lattice area.
The bag transferred to the lattice area is broken by the cutting blade of the attachment with the cutting blade, and the contents can be dropped from the lattice area to the belt conveyor device of the one layer part,
The bag body dismantling system configured such that the used bag body can be gripped by the heavy machine with the attachment with a cutting blade and transferred to the collecting unit. A method for disassembling a bag body using the attachment with a cutting blade according to claim 1 or 2,
A building composed of at least a lower layer portion and an upper layer portion is provided, and the upper layer portion is broken at a stop position of the bag carrier, and a lattice area penetrating the lower layer portion in a part of the floor surface of the upper layer portion. And a collection section for used bags,
A belt conveyor device is disposed in the lower layer portion corresponding to the lattice area to receive the content falling through the lattice area and convey it to a predetermined location,
A movable heavy machine in which the attachment with the cutting blade is attached to the tip of the boom is arranged in the upper layer part,
The bag of the transport vehicle stopped at the stop position is gripped by the heavy machine with the attachment with the cutting blade and transported onto the lattice area,
The bag transferred to the lattice area is broken by the cutting blade of the attachment with the cutting blade, and the contents are dropped from the lattice area onto the belt conveyor device of the one layer part,
A method of disassembling a bag body in which a used bag body on the lattice area is held by the heavy machine with the attachment with a cutting blade and transferred to the collection unit.

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