JPH08169504A - Bag breaking device - Google Patents

Abstract

PURPOSE: To reliably break a refuse bag, smoothly take out refuse in the refuse bag, and recover a broken refuse bag. CONSTITUTION: A bag breaking device is provided with a conveyor 1 to carry a refuse bag, a pair of frames 3 and 3 which are arranged on both left and right sides above the conveyor 1 and are arranged so as to be capable of mutually approaching and separating and bag breaking claws 5 arranged on the frames 3 and 3 so as to be freely movable in the vertical direction. The conveyor 1 is constituted so as to be intermittently drivable, and is constituted so as to break a refuse bag by separating these bag breaking claws 5 left and right after the bag breaking claws 5 are thrust into the refuse bag on the conveyor 1 in a condition where the conveyor 1 is stopped. A sieve device 6 to receive a broken refuse bag and refuse carried out of the conveyor 1, is arranged under the carrying-out end of the conveyor 1, and a second conveyor 7 to carry the refuse sieved and selected by the sieve device 6, is arranged under the sieve device 6.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bag-breaking device for breaking a garbage bag to take out the dust in the bag.

[0002]

2. Description of the Related Art Conventionally, as a bag breaking device, Japanese Patent Laid-Open No. 61-
As seen in Japanese Patent No. 266380, a dust bag placed on a transport surface on which a set of two wires are arranged is pushed in, and the disc is crushed while being pushed into the dust bag by a disc, and the dust in the dust bag is transported onto the transport surface By taking out the dust bag on the wire and forcibly holding the broken bag between the wires, the dust on the wire is discharged to the discharge conveyor, and then the wire opening drum is used to open the space between the wires. There is provided a means for removing the trash bag that is held between.

As disclosed in Japanese Utility Model Publication No. 61-16243, a plurality of bag holding claws are provided on a slat conveyor, and the bag holding claws hold dust bags while carrying out a bag breaking roll at the carry-out section of the slat conveyor. There is provided a blade that breaks the bag with a blade of No. 1 and takes out the garbage in the garbage bag, then conveys the garbage bag downward and removes the garbage bag from the bag holding claws with a brush roll.

[0004]

However, in the case of breaking the garbage bag by the rotational movement of the blade of the pushing disc or the bag breaking roll described above, a certain portion of the dust bag where the pushing disk or the blade of the bag breaking roll contacts Therefore, the force for tearing the garbage bag is not sufficient, and the sufficient effect of breaking the garbage bag cannot be obtained.

[0005]

A bag breaking device according to claim 1 of the present invention is provided on a conveyor for conveying a garbage bag and on both left and right sides above the conveyor so as to be able to approach and separate from each other. A pair of frames and a bag breaking claw provided on the frames so as to be vertically movable.

In the bag breaking apparatus according to claim 2 of the present invention, the conveyor is configured to be capable of intermittent driving, and after the bag breaking claw is pierced into the dust bag on the conveyor while the conveyor is stopped, The bag-breaking claws are separated from each other on the left and right to break the garbage bag.

According to a third aspect of the present invention, in the bag destroying device, a sieving device is provided below the unloading end of the conveyor for receiving the trash bag that has been crushed and carried out from the conveyor, and the sieving device. Below the device, a second conveyor that conveys the dust sorted by the sieving device is provided.

In the bag breaking device according to a fourth aspect of the present invention, the sieving device is arranged in a substantially horizontal state and is rotatably provided around one side edge so that the sieving device can rotate. In the vicinity of the side, there is provided a dust bag collection box for collecting the dust bags that have already been broken by the rotation of the shaking device.

In the bag breaking device according to a fifth aspect of the present invention, a vibrating device is connected to the sieving device.

[0010]

In the bag breaking device according to the first aspect of the present invention, the frame is moved closer to and away from the bag breaking claw provided on the frame, and the bag breaking claw is moved in the vertical direction to move the bag breaking claw. Tear the garbage bag by motion and tear it.

In the bag breaking apparatus according to the second aspect of the present invention, the conveyor is intermittently driven, and after the bag breaking claw is pierced into the garbage bag on the conveyor while the conveyor is stopped, the bag breaking claw is separated. In the bag breaking device according to the third aspect of the present invention, which tears the garbage bag and tears the garbage bag, a sieving device is provided below the carry-out end of the conveyor, and the sieving device sifts and sorts the trash bag.

In the bag breaking device according to the present invention, the shaking device is arranged in a substantially horizontal state and is provided so as to be rotatable around one end edge, and the shaking device is rotated to be mounted on the shaking device. Collect the remaining garbage bag in the garbage bag collection box.

In the bag breaking device according to the fifth aspect of the present invention, the shaking device is connected to the shaking device, and the shaking device vibrates the shaking device to select the shaking.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 shows the overall schematic construction of the bag breaking device of the present invention.

In FIG. 1, reference numeral 1 is a conveyor for carrying a dust bag, and the conveyor 1 is configured to be intermittently driven by a drive motor 11 at an appropriate pitch.

At the carrying-in end of the conveyor 1, there is provided an appropriate loading hopper 2 for loading a dust bag containing dust onto the conveyor 1.

Above the intermediate portion of the conveyor 1, a pair of frames 3 are arranged on both left and right sides of the conveyor 1.

The pair of frames 3 are movably provided on a base 4 which is laid across the conveyor 1 via guide rails 3a in a direction substantially orthogonal to the conveying direction of the conveyor 1. A rack 31 is extendedly arranged on one side of each of the pair of frames 3 facing each other, and one ends of the racks 31 are connected to each other via a pinion 32.

Further, the telescopic rod 34 of the cylinder 33 provided on the base 4 is attached to the bracket 3 on one frame.
5, the pair of left and right frames 3, 3 are moved in a direction substantially orthogonal to the conveying direction of the conveyor 1 and in opposite directions by the action of the rack 31 and the pinion 32 by the expansion and contraction operation of the cylinder 33. Will move
As a result, the pair of left and right frames 3 and 3 come close to and away from each other.

A holding member 51 having a plurality of bag breaking claws 5 is provided on each of the frames 3 and 3 constructed in this manner.

A telescopic rod 53 of a cylinder 52 provided on the frame 3 is connected to the holding member 51, and the telescopic operation of the cylinder 52 moves the holding member 51 in a substantially vertical direction while being guided by the guide member 54. It is freely configured.

The guide member 54 is a guide 5 in which a guide rod 55 extending from the holding member 51 is fixed to the frame 3.
6 is slidably fitted and arranged.

Further, below the carry-out end of the conveyor 1, there is provided a sieving device 6 for receiving the debris bags that have been crushed and carried out from the conveyor 1.

This sieving device 6 is formed by a plurality of vertical frames 6a and horizontal frames 6b in a lattice pattern, and the trash bag that has been broken is left on the sieving device 6 and taken out from the trash bag. It is configured to shake down trash that has been collected.

A second conveyer 7 is provided below the sieving device 6, and the second conveyor 7 conveys the dust sorted by the sieving device 6 to a sorting device or the like.

The second conveyor 7 is constructed so as to be continuously driven by a drive motor 71.

The shaking device 6 is rotatably supported around its front end edge. A pinion 61 is connected to one end of the front end edge of the shaking device 6, and the pinion 61 is meshed with a rack 63 connected to a telescopic portion of a cylinder 62. It is configured so as to be rotatable around the center.

A trash bag collecting box 8 is disposed in the vicinity of the rotating side of the sieving device 6, and accommodates the crushed trash bags released by the rotation of the sieving device 6.

Further, a vibrating device 9 is linked to the shaking device 6. The vibrating device 9 is linked in a state where the shaking device 6 is arranged substantially horizontally, transmits vibrations to the shaking device 6, and improves the accuracy of sieving between dust and a dust bag.

FIG. 2 shows the above-described frame 3, bag-breaking claws 5,
7 is a time chart showing the mutual operation of the conveyor 1.

First, in T0 to T1, when the conveyor 1 is driven for a certain distance, the frame 3 is placed close to it. At this time, the bag breaking claw 5 is arranged at the uppermost position (see FIG. 3).

Since the bag-breaking pawl 5 is provided on the frame 3, the approaching / separating operation of the frame 3 described below is also the approaching / separating operation of the bag-breaking pawl 5.

Then, at T1 to T2, the frame 3
While maintaining the state of being close to each other, the bag-breaking claw 5 is moved from the uppermost position to the lowermost position, and the bag-breaking claw 5 is arranged closely on the conveyor 1 (see FIG. 4).

Next, at T2 to T3, the frame 3 is separated while holding the bag breaking claw 5 at the lowermost position (see FIG. 5).
After that, in T3 to T4, the bag breaking claw 5 is arranged on the uppermost side while the frame 3 is separated.

The cylinder 33 of the frame 3 is configured to repeat this operation with T0 to T4 as one cycle.
Then, the cylinder 52 of the bag breaking claw 5 and the drive motor 11 of the conveyor 1 are drive-controlled.

Next, the operation of the bag-breaking device thus constructed will be described.

First, the garbage bag containing the garbage is loaded into the loading hopper 2 as it is.

The dust bag loaded into the loading hopper 2 is intermittently transported to the unloading side by the conveyor 1, and during the transport, the bag breaking claw 5 moves with T0 to T4 as one cycle, The bag-breaking claws 5 pierce the garbage bag on the conveyor 1 from above, and then the left and right sides are torn apart to tear the garbage bag, and the garbage bag is broken by this tearing, and the garbage in the garbage bag is taken out onto the conveyor 1. Be done.

The garbage bag and the garbage thus broken are
From the carry-out end of the conveyor 1 is dropped to the sieving device 6 arranged in a substantially horizontal state and sequentially discharged (see FIG. 6). At this time, due to air resistance and the like, the dust bag and the dust are first dropped on the sieving device 6 as shown in FIG. 7, and the dust bag is dropped on the dropped dust. In addition, the height position of the carry-out end of the conveyor 1 and the height position of the shaking device 6 are empirically determined in advance so that the dust and the garbage bag fall onto the shaking device 6 in the above state.

Then, the vibrating device 6 is vibrated by the vibrating device 9 so that the vibrating device 6 is formed in a lattice shape.
The dust falls from the space portion of the second conveyor 7 below and a light and bulky dust bag remains on the sieving device 6 (see FIG. 8).

Thereafter, as shown in FIG. 9, the sieving device 6
Is rotated, and the dust bag remaining on the shaking device 6 is collected in the dust bag collection box 8 through the upper opening. This separates the dust bag from the dust, and the dust is conveyed to the sorting device or the like by the second conveyor 7.

In this example, the conveyor 1 is driven intermittently.
Although the conveyor 1 is not limited to the intermittent drive, it may be continuous drive, and the timing of the intermittent drive is not limited to this example. For example, T2 in FIG.
You may comprise so that it may drive intermittently in T3.

FIG. 10 shows that the left and right bag breaking claws 5 are arranged so as to intersect with each other when the frames 3 are arranged close to each other. It is possible to further increase the tearing force of the dust bag when the left and right bag tearing claws 5 are separated from each other to the left and right, so that the dust bag can be more reliably broken.

[0045]

As described above, according to the bag breaking apparatus according to the first aspect of the present invention, the frame is moved closer to and separated from each other, and the bag breaking claws provided on the frame are moved closer to each other, and the bag is broken. By moving the claw up and down and tearing the garbage bag by the movement of this bag claw to tear the garbage bag, you can reliably tear the garbage bag and smoothly take out the garbage in the garbage bag. It can be carried out.

According to the bag breaking apparatus of the second aspect, the conveyor is intermittently driven, and the bag breaking nail is separated after the bag breaking nail is pierced into the garbage bag on the conveyor while the conveyor is stopped. By tearing and breaking the dust bag, the dust bag can be broken more smoothly without being adversely affected by the movement of the conveyor when the dust bag is broken.

According to the bag-breaking device of the third aspect, a sieving device is provided below the carry-out end of the conveyor, and the sieving device sifts and sorts the trash and the trash bag to ensure the trash and the trash bag. It can be sorted and only the trash can be carried out to the second conveyor below.

According to the bag-breaking device of the fourth aspect, the shaking device is arranged in a substantially horizontal state and is rotatably provided around one end edge, and the shaking device is rotated to rotate the shaking device. By collecting the garbage bag remaining on the top in the garbage bag collection box, the garbage bag can be mechanically collected without manual work.

According to the bag breaking device of the fifth aspect, the vibrating device is connected to the vibrating device, and the vibrating device is vibrated by the vibrating device to improve the vibrating ability of the vibrating device. This makes it possible to smoothly sort garbage and garbage bags.

[Brief description of drawings]

FIG. 1 is a perspective view showing an overall schematic configuration of a bag breaking device of the present invention.

FIG. 2 is a time chart diagram showing mutual operation of a frame, a bag-breaking pawl, and a conveyor.

FIG. 3 is a diagram for explaining the operation of the bag-breaking claw.

FIG. 4 is a diagram for explaining the operation of the bag-breaking pawl.

FIG. 5 is a diagram for explaining the operation of the bag-breaking claw.

FIG. 6 is a diagram for explaining the operation of the shaking device.

FIG. 7 is a diagram illustrating the operation of the sieving device.

FIG. 8 is a diagram illustrating the operation of the sieving device.

FIG. 9 is a diagram for explaining the operation of the shaking device.

FIG. 10 is a view showing another embodiment of the disposition state of the bag breaking claw.

[Explanation of symbols]

 1 Conveyor 3 Frame 5 Bag-breaking claw 6 Shaking device 7 Second conveyor 8 Garbage bag collection box 9 Vibrating device

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Nao Yamamoto 1-4-1, Mei Station, Nakamura-ku, Nagoya, Aichi Prefecture Tokai Passenger Railway Co., Ltd. (72) Genji Torii, Mei Station, Nakamura-ku, Nagoya, Aichi Prefecture 1-4-1 Tokai Passenger Railway Co., Ltd. (72) Inventor Akihiro Ando 6-10107 Takino-cho, Nishinomiya-shi, Hyogo Shinmeiwa Industrial Co., Ltd. Development Technology Headquarters (72) Inventor Moto Okada Nishinomiya-shi, Hyogo Prefecture 6107 Takino-cho Shinmeiwa Industrial Co., Ltd. Development Technology Headquarters (72) Inventor Tomokazu Yamashita 6-10107 Takinocho Nishinomiya-shi, Hyogo Shinmeiwa Industrial Co., Ltd. (72) Inventor Shibahara Hiroo 6-107 Takino-cho, Nishinomiya-shi, Hyogo Shinmeiwa Industrial Co., Ltd. Development Technology Headquarters (72) Inventor Yoichiro Tsutsui 1-1-1 Shinmeiwa-cho, Takarazuka-shi, Hyogo Prefecture Environmental Systems Division, Inc. (72) Inventor Tatsuya Sakurai 1-1, Shinmeiwa-cho, Takarazuka-shi, Hyogo Shinmeiwa Industry Co., Ltd. Environmental Systems Division, Inc. (72) Ryota Muraoka, Shinmeiwa-cho, Takarazuka-shi, Hyogo No. 1 Shinmeiwa Industrial Co., Ltd. Environmental Systems Division

Claims (5)

[Claims] 1. A conveyor for transporting a garbage bag, a pair of frames provided on the left and right sides above the conveyor so as to be close to and away from each other, and provided on the frame so as to be vertically movable. A bag breaking device having a bag breaking claw. 2. The conveyor is configured so that it can be driven intermittently, and after the bag-breaking claws are pierced into a garbage bag on the conveyor while the conveyor is stopped, the bag-breaking claws are separated from each other to the left and right. The bag breaking device according to claim 1, wherein the bag breaking device is configured to break the bag. 3. A sieving device is provided below the unloading end of the conveyor to receive the debris bags that have been sacked from the conveyor and the trash, and below the sieving device, a sieving device is used for sieving and sorting. The bag breaking device according to claim 1 or 2, further comprising a second conveyor that conveys the collected dust. 4. The shaking device is arranged in a substantially horizontal state and is provided so as to be rotatable around one end edge.
4. The bag-breaking device according to claim 3, further comprising a dust-bag collecting box for collecting the dust bag that has been broken by rotating the shaking device, in the vicinity of the rotating side of the shaking device. 5. The bag breaking device according to claim 3, wherein a vibrating device is connected to the shaking device.