JPH0512201B2 - - Google Patents

Description

Detailed Description of the Invention (Industrial Application Field) The present invention relates to a waste bagging method for packing waste into storage bags, and in particular, it relates to a waste bagging method that automatically packs waste into a plurality of stored storage bags. Concerning how to pack.

(Prior Art) For example, when disposing of paper sheets such as unnecessary documents as waste, the paper sheets are shredded and packed in bags.

Traditionally, shredding paper leaves and stuffing shredded paper leaves into storage bags has been automated, but the supply of storage bags is small and it is difficult to close the opening of the storage bag filled with paper leaves. Not mechanized.

(Problem to be solved by the invention) In the past, because the supply of storage bags was small and the closing of storage bags filled with paper sheets was not automated, it was difficult to remove paper sheets such as unnecessary documents. When disposing of paper sheets as waste, there are limits to continuous mechanical processing of paper sheets as waste.

The present invention was developed in view of the above-mentioned problems, and includes compactly storing storage bags for packing waste, and automatically taking out the stored storage bags one by one and opening the storage bags. To provide a waste bagging method capable of opening a storage bag, bagging the waste, and automatically closing the mouth of the storage bag.

(Means for Solving the Problem) The invention according to claim 1 is a waste bagging method of bagging waste W into a storage bag B, wherein the storage bag B has an opening 21 at the top. Formed bag body 22
A string passing portion 23 is formed around the opening 21 of the bag body 22, and a closing string 24 is inserted through the string passing portion 23, and the closing string 24 is inserted around the opening 21 of the bag body 22.
The bag body 22 is supported movably in its length direction, and the closing string 24 is inserted through the aperture member 25.
Cylindrical support portions 28 are formed on both sides of the opening 21 of the bag body 22, and support rods 29 are inserted through the support portions 28 on both sides to secure the bag body 22 to the side portions of the bag body 22. The support rods 29 are supported on both sides of the opening 21 so as to be insertable and removable in the longitudinal direction, and a pair of guide members sequentially connect both ends of the support rods 29 inserted into the support portions 28 of the bag body 22. 41 to store a plurality of storage bags B, and by taking out two support rods 29 from between the ends of the pair of guide members 41, one storage bag B is stored. There is a bag removal process in which the bag is taken out one by one, a bag opening process in which the opening 21 of the bag body 22 is opened by supporting and separating the two support rods 29 taken out from the guide member 41, and a bag opening process in which the bag body 22 is opened. Bag body 22 from opening 21
By pushing the waste W into the inside of the bag body 22
a waste W storage and compression step of storing waste W in the bag body 22 and compressing the waste W in the bag body 22;
a stick extraction step of pulling out the support rod 29 from the support rod 28; pushing the aperture member 25 with the first hook body 73 engaged with the closing string 24 at the lower part of the aperture member 25; Closing string 2 at the bottom of the body 73
The opening 21 of the bag body 22 is closed by pulling the closing string 24 with the second hook body 74 engaged with the bag body 4.

The waste bagging method according to a second aspect of the present invention includes, in addition to the above-mentioned steps, a shredding step of shredding the waste W to be pushed into the bag body 22.

(Function) The waste bagging method of the invention according to claim 1 includes:
By taking out two support rods 29 from between the ends of the pair of guide members 41, the compactly stored storage bags B are taken out one by one, and the two support rods 29 of the taken out storage bags B are removed. By separating them, the opening 21 of the bag 22 is opened, and the waste W is packed into the bag by pushing the waste W into the bag 22 from the opened opening 21. After removing the support rod 29 from the diaphragm 28 , push the diaphragm member 25 with the first hook body 73 engaged with the closing cord 24 at the bottom of the diaphragm member 25 , and press the closing cord 24 at the bottom of the first hook body 73 . By pulling the closing string 24 with the second hook body 74 engaged with the second hook body 74, the opening 21 of the bag body 22 is squeezed and closed.

In the waste bagging method according to the second aspect of the invention, the waste W is shredded before bagging.

(Example) An example of the waste bagging method of the present invention will be described.

First, an outline of the waste processing apparatus for carrying out the waste bagging method of the present invention will be explained with reference to FIGS. 2 to 4, and then, with reference to FIGS. 1 and 5 to 8. The waste bagging method of the present invention will now be explained in detail.

In FIGS. 2 to 4, 1 is a box-shaped main body, and a belt conveyor 2 is disposed inside the main body 1 from the front left side.
Waste materials, such as paper sheets W such as unnecessary documents, are conveyed horizontally in the form of a bundle into the main body 1, and then conveyed in an inclined manner toward the rear and upward within the main body 1, and are then conveyed to the left side of the main body 1. It is designed to be thrown into a hopper 3 located on the upper side of the rear.

A shredding mechanism 4 is provided at the bottom of the hopper 3.
is provided, and this shredding mechanism 4 has a pair of shafts 4
The paper sheets W input into the hopper 3 are shredded by a large number of disc-shaped rotary blades (not shown) attached to a and 4b so as to mesh with each other. W) is dropped onto the belt conveyor 6 via the hopper 5, and the belt conveyor 6
However, the shredded paper sheets W are conveyed to the upper right within the main body 1 and are fed into a hopper 7 located at the upper right side within the main body 1.

Also, inside the hopper 7 is a cylindrical ram 8.
A belt conveyor 9 is provided at the bottom of the hopper 7, on which storage bags B are supplied, and the ram 8 is connected to a pneumatic or hydraulic cylinder 8.
The ram 8 opens the lower opening of the hopper 7 and drops the shredded paper sheets W in the hopper 7 into the storage bag B, and when lowered, the ram 8 opens the lower opening of the hopper 7. After the opening is closed, the shredded paper sheets W in the storage bag B are compressed.

By repeating the raising and lowering of the ram 8 several times, the shredded paper sheets W are stored in the storage bag B and compressed.
When it reaches a predetermined amount, the compression amount of the compressed shredded paper W is detected by a pressure sensor, and as a result of the detection by this pressure sensor, the storage bag B filled with the shredded paper W is closed at its opening. After the section is closed, it is conveyed to the front belt conveyor 10 by the belt conveyor 9, and by this belt conveyor 10, it is carried out to the front part of the main body 1 and transferred to the roller conveyor 11,
In place of the storage bag B filled with this shredded paper leaf W,
An empty storage bag B is taken out from the bag stock position p1 at the front center of the main body 1, and the empty storage bag B is delivered to the bag take-out opening via the bag take-out opening position p2 on the rear side of the bag stock position p1. The shredded paper sheets W are fed to the bagging position p3 on the right side of the position p2, that is, onto the belt conveyor 9 below the hopper 7, and the shredded paper sheets W are packed into bags while sequentially feeding the storage bags B. .

Next, bagging of shredded paper sheets W as waste will be explained.

As shown in FIG. 1, the storage bag B has a bag body 22 made of polypropylene woven fabric or the like having an opening 21 at the top, and a plurality of string passages 23 around the opening 21 of the bag body 22. A closing string 24 made of nylon fiber is sequentially inserted into each of the string passing portions 23, and the closing string 24 is supported around the opening 21 of the bag body 22 so as to be movable in its length direction. Furthermore, this closing string 24 is inserted through a squeeze ring 25 and a fixing ring 26 as a squeeze member, and then fixed to the side of the bag body 22 via a reinforcing piece 27 made of polypropylene. Cylindrical support parts 28 are formed on both sides of the opening 21 of the bag body 22 so as to sandwich the reinforcing piece 27 therebetween.
9 are inserted through the support rods 29 to support support rods 29 on both sides of the opening 21 of the bag body 22 so as to be removable in the length direction thereof. Note that recesses 30 are formed at both ends of the support rod 29.

Therefore, this storage bag B has an integrated support rod 2.
When 9 is opened and closed, the opening 21 of the bag 22 can be opened and closed, and each support part 28 of the bag 22 can be opened and closed.
With the support rod 29 removed from the
Press and hold the aperture ring 25 and fixing ring 26.
When you pull the closing string 24 between the bags, the closing string 24 closes the bag 2.
The opening 21 of No. 2 can be squeezed and closed.

As shown in FIGS. 5 to 7, at the bag stocking position p1 in the main body 1, a guide member 41 integrated on both sides is placed at the bag removal opening position p2 on the rear side.
A door 42 on the front side of the main body 1 is provided with a downward slope toward the bag stock position p1.
(shown in FIG. 2) is opened, and both sides of the support rod 29 inserted through the support portion 28 of the bag body 22 are engaged and supported from the upper end of each guide member 41 to the inner groove 43 of each guide member 41. By doing so, a large number of storage bags B are placed between the guide members 41 integrated on both sides through the opening 21.
It can be stored in a compact state when closed.

Note that when storing the storage bag B on the guide member 41, the aperture ring 25 is moved toward the fixing ring 26 until it reaches a predetermined distance from the fixing ring 26, and the closing string is tightened against the opening 21 of the bag body 22. 24
Loosen them, and place the storage bag B on each guide member 4 with it on the left side of the aperture ring 25 and fixing ring 26.
1.

A bag discharging mechanism 44 is provided on the outer side of the lower end of the guide member 41 integrated on both sides. As shown in FIG. 8, the bag discharging mechanism 44, which is integrated on both sides, uses a pneumatic or hydraulic cylinder 45 to move the locking piece 46 to the guide member 41.
This one locking piece 4 is provided so as to be movable in and out of the groove 43 of the
The seesaw lever 48 with one end engaged with the shaft 47
A locking pin 49 provided above the locking piece 46 is engaged with the other end of the seesaw lever 48, and the locking pin 49 moves in conjunction with the locking piece 46. It moves forward and backward into the groove 43 of the guide member 41. The locking piece 46 that extends into the groove 43 normally holds the lowest support rod 29 of the many storage bags B engaged with the guide member 41.
When the cylinder 45 performs a suction operation, the locking piece 46 retreats from the groove 43 to release the support rod 29, and the locking pin 49 advances into the groove 43 and closes the support rod 29 from below. Main support rod 2
9, and the second support rod 2 from the bottom
9 In other words, only one storage bag B is dropped downward, and then the cylinder 45 performs the projecting operation, so that the locking piece 46 advances into the groove 43 and the locking pin 49 retreats from the groove 43. support rod 2
9 is released, and the subsequent support rod 29 falls to the locking piece 46 and is held there.

Further, below the guide member 41, a bag presser bar 52 is provided so as to be rotatable about a shaft 54 by a pneumatic or hydraulic cylinder 53, and the bag presser bar 52 is normally moved upward as shown by the chain line in FIG. The bag body 22 of the storage bag B hanging down from the guide member 41 is rotated to hold the bag body 22 of the storage bag B hanging down from the guide member 41. During operation, the cylinder 53 performs a suction operation, so that the bag holding bar 52 moves as shown by the solid line in FIG. The storage bag B rotates downward as shown and hangs down from the guide member 41.
The bag body 22 of the storage bag B is released, and then the cylinder 53 performs a protruding operation, so that the bag presser bar 52 returns upward and rotates to release the bag body 22 of the storage bag B hanging from the guide member 41. hold down.

The guide member 41, bag discharge mechanism 44, bag presser bar 52, etc. are mounted on a fixed frame 57 inside the main body 1.
It is set in.

Also, the fixed frame 57 at the bag stock position p1 is
A movable stand 6 is located at the bag removal opening position p2 at the rear of the
0 is set. The movable frame 60 is supported by front and rear rails 62 and 63 via a plurality of wheels 61, and is moved in the left-right direction along the rails 62 and 63 by a pair of pneumatic or hydraulic cylinders 64.

Then, the upper right side of the movable pedestal 60, that is, the bag take-out opening position is moved by the movement of the movable pedestal 60.
A pair of take-out plates 66 on both sides are provided at the portion that moves to p2 and bagging position p3. The pair of take-out plates 66 on both sides each have a guide member 67.
It is supported by the movable stand 60 via the motor 68, and when it moves forward and backward (right and left in FIG. 7), as shown in FIG. A pair of recesses 69 and 70 protruding from the lower part of the guide member 44 and provided at the upper edge of each take-out plate 66 sequentially communicate with the lower end of the guide member 41. Normally, each take-out plate 66 It moves rearward (to the left in FIG. 7) and is in a state in which it does not protrude to the bag stock position p1, that is, in a state in which it does not obstruct the movement of the movable pedestal 60. 6th
As shown in the figure, each extraction plate 66 is moved to the left and positioned at the bag extraction opening position p2, and
During operation in this state, each take-out plate 66 moves toward the front bag stock position pl as shown in FIG. Due to the operation of the bag discharge mechanism 44, both ends of the two support rods 29 of the storage bag B fall toward one of the recesses 69 of each take-out plate 66, and both ends of the lower support rod 29 fall. The part is one recessed part 69 of each extraction plate 66.
Then, each take-out plate 66 moves rearward, and with the other recess 70 of each take-out plate 66 communicating with the lower end of the guide member 41, both ends of the other support rod 29 It engages with the other recess 70 of each take-out plate 66, after which each take-out plate 66 moves further rearward.

In this way, since the two support rods 29 of the storage bag B are taken out from the lower end of the guide member 41, the storage bag B
can be taken out one by one to the bag take-out opening position p2, and at this time, the two support rods 29 are taken out with a difference and the two support rods 29 are separated, so that the bag body 22 of storage bag B opening 21 can be opened.

Further, three hook bodies 73, 74, 75 are provided at vertical intervals on the movable pedestal 60, located below the left take-out plate 66 of the double-sided integrated take-out plate 66. 1st hook body 7
3 can be moved to the right from the lower position (as shown) of the left take-out plate 66 by a pneumatic or hydraulic cylinder 76, and the suspended second hook body 74 can be moved from the lower position of the left take-out plate 66 by a pneumatic or hydraulic cylinder 77. It can be moved to the left from the lower position (the state shown in the figure), and the lower third hook body 75 is fixed to the lower position of the left take-out plate 66, and normally the three hook bodies 73, 74 and 75 are vertically connected below the take-out plate 66, and in this state, when the storage bag B is taken out to the bag take-out opening position p2 by the take-out plate 66, as shown in FIG. , the closing string 24 is connected between the aperture ring 25 and the fixing ring 26 of the storage bag B taken out.
When the two hook bodies 73, 74, 75 are hooked, the hook bodies 73, 75 prevent the aperture ring 25 and the fixing ring 26 from moving in the direction of the closing string 24. 74
is moved to the left by the cylinder 77 and the closing string 24
, and then the upper first hook body 73 is moved to the right by the cylinder 76 and pushes the squeeze ring 25, thereby closing the opening 21 of the bag body 22 by squeezing it with the closing string 24. After that, the first and second hook bodies 73 and 74 in the upper and middle rows
is returned to the illustrated state by cylinders 76 and 77.

Also, the upper left side of the movable frame 60, that is,
By moving the movable stand 60, the bag removal opening position p2
and the part that moves to the left side of the bar ejection position p4,
A pair of front and rear chuck mechanisms 80 are provided.
The pair of front and rear chuck mechanisms 80 each include:
It is opened and closed by a pneumatic or hydraulic cylinder 81, and moved in the left-right direction by a pneumatic or hydraulic cylinder 82, and is normally moved to the left as shown in FIGS. 5 and 6. When in operation, Move to the right, and in this state, grip the end of the support rod 29 of the storage bag B taken out by the take-out plate 66, and then move to the left as shown in FIGS. 5 and 6. As a result, the support rod 29 can be pulled out from the support part 28 of the bag body 22 of the storage bag B, and then the support rod 29 can be released and dropped onto a pedestal 83 (shown in FIG. 7) provided below. It's getting old.

The pedestal 83 has a gate 84 at its front end, and is inclined downward in the direction of the gate 84.
The support rod 29 that has fallen onto the pedestal 83 temporarily stops at the closed gate 84, and with the movable pedestal 60 moving to the left and the pedestal 83 moving to the rod ejection position p4,
The gate 84 opens to eject the support rod 29 forward, and the ejected support rod 29 is supported by a collection stand 85 provided at a rod collection position p5 in front of the rod ejection position p4, and the support rod 29 is ejected forward. Door 86 on the front side of main body 1 provided for collection position p5 (shown in Figure 2)
The support rod 29 on the recovery table 85 can be taken out by opening the frame.

When packing the shredded paper sheets W into bags, first prepare a plurality of storage bags B, and as shown in FIG.
fixing ring 26 until a predetermined interval is reached with respect to 6.
Move to the side, loosen the closing string 24 against the opening 21 of the bag 22, and attach the support rod 2 to the support part 28 of the bag 22.
9, and move it to the bag stock position p1 of main body 1.
Open the door 42 (shown in FIG. 2), place the plurality of storage bags B with the squeeze ring 25 and fixing ring 26 on the left side, and insert both ends of the support rod 29 into the grooves 43 of the pair of guide members 41 on both sides. By engaging with the bag, the bag is stored between the guide members 41 in a compact state with the opening 21 closed, and the apparatus is started (bag stocking step).

When the device is started, the movable frame 60 moves to the left as shown in FIGS.
6 is located at the bag removal opening position p2,
The bag presser bar 52 operates, and the bag presser bar 52 moves to the seventh position.
The bag body 22 of the storage bag B hanging down from the guide member 41 is released by rotating downward as shown by the solid line in the figure, and almost at the same time as the bag body 22 of the storage bag B is released, each take-out plate 66 is 7, each take-out plate 66 moves toward the front bag stock position p1 as shown in FIG.
By the operation of the bag discharge mechanism 44 shown in the figure, both ends of the two support rods 29 of the storage bag B fall toward one of the recesses 69 of each take-out plate 66, and the lower support rod 29 Each take-out plate 66 is in a state where both ends thereof are engaged with one recess 69 of each take-out plate 66
moves backward, and the other recess 7 of each take-out plate 66
0 communicates with the lower end of the guide member 41, and both ends of the other support rod 29 are engaged with the other recess 70 of each extraction plate 66, each extraction plate 66 further moves rearward, With this, storage bag B 2
The book support rod 29 is taken out from the lower end of the guide member 41, and the storage bags B are taken out one by one to the bag removal opening position.
p2, and at this time, the recesses 69 and 70 of each take-out plate 66 allow the two support rods 29 to be taken out with a difference, and the two support rods 29 are spaced apart. The opening 21 of 22 is opened (bag removal process and bag opening process).

In addition, in this state, the closing string 24 between the squeeze ring 25 and the fixing ring 26 of the storage bag B taken out to the bag removal opening position p2 is connected to the three hook bodies 73, 7.
I'm stuck on 4.75.

Next, the bag holding bar 52 rotates upward as shown by the chain line in FIG. , and the storage bag B is moved onto the belt conveyor 9 below the hopper 7 shown in FIGS. 2 and 3 at the packing position p3 (bag carrying process).

In this state, if there is shredded paper W in the hopper 7, the ram 8 in the hopper 7 moves up and down, and when the ram 8 rises, it opens the lower opening of the hopper 7, and the hopper 7
The shredded paper leaves W inside the storage bag B are dropped into the inside of the bag body 22 of the storage bag B, and after closing the lower opening of the hopper 7 during the descent, the shredded paper leaves W inside the storage bag B are compressed. , by repeating the raising and lowering of this ram 8 several times, the storage bag B
When the shredded paper sheets W stored and compressed in the bag body 22 of the storage bag B reach a predetermined amount, the pressure sensor detects this, and the ram 8 rises from the bag body 22 of the storage bag B and moves to the hopper 7.
Stops at an intermediate position with the lower opening closed (storage and compression process).

Next, the pair of front and rear chuck mechanisms 80 move to the right and release the support rod 2 of the storage bag B at the bagging position p3.
After pinching the end portion of the bag 9, the support rod 29 is moved to the left and pulled out from the support portion 28 of the bag body 22 of the storage bag B (stick removal step).

Further, the second hook body 74 in the middle stage moves to the left and pulls the closing string 24, and then the first hook body 73 in the upper stage moves to the right and pushes the aperture ring 25. When is pressed, bag body 2
Close the opening 21 of No. 2 and tighten it with the string 24. After this, the first and second hook bodies 7 in the upper and middle rows
3 and 74 return to their original states, and almost at the same time as the first and second hook bodies 73 and 74 return to their original states,
A pair of chuck mechanisms 80 release the support rod 29 and drop it onto a pedestal 83 (shown in FIG. 7) below. At this time, the closing string 24 is inserted through each string passing portion 23 of the squeezed bag body 22 and through the squeeze ring 25,
Closing string 24 has friction with bag body 22 and squeeze ring 25
opening 21 of bag body 22 without loosening due to friction with
is held closed. Further, even if the closing string 24 becomes somewhat loose, the opening 21 of the bag body 22 will not open wide, and there will be no problem in the next bag carrying out process (mouth closing process).

Next, the storage bag B is conveyed to the front belt conveyor 10 by the belt conveyor 9 shown in FIG. ).

Then, the movable pedestal 60 moves to the left and the pedestal 8
3 is located at the rod ejection position p4, the gate 84 is opened and the support rod 29 on the pedestal 83 is at the forward rod collection position.
The door 86 (second
(shown in the figure) and open the support rod 29 on the recovery stand 85.
can be taken out (rod collection process).

Next, the operations after the bag removal step are repeated until the storage bags B stored between the guide members 41 are exhausted, and the shredded paper sheets W are packed into bags while replacing the storage bags B.

In addition, in the above-mentioned operation, the bag removal process and the bag opening process are performed simultaneously, but the bag removal process and the bag opening process may be performed sequentially. After pulling the closing string 24 with the hook body 74, the aperture ring 25 is pushed with the first hook body 73 of the upper stage, but these may be done at the same time.
In the bag removal process, storage bag B is moved to the bagging position.
If the bag is taken out at p3, the bag loading process can be omitted.

(Effects of the Invention) According to the invention described in claim 1, a string passing portion is formed around the opening of the bag, and a closing string is inserted through the string passing portion to close the bag around the opening. A string is supported movably in its length direction, and this closing string is passed through a diaphragm member and fixed to the side of the bag, forming cylindrical support portions on both sides of the opening of the bag. death,
A storage bag is used in which support rods are inserted into and removed from both sides of the bag body, and the support rods are inserted into and removed from both sides of the bag body. By engaging between a pair of guide members, a large number of storage bags can be stored compactly, and by taking out two support rods from between the ends of a pair of guide members, the storage bags can be stored. By taking out the storage bags one by one and separating the two support rods of the removed storage bags, the opening of the bag is opened, and the waste is pushed into the inside of the bag through the opened opening. , after filling the waste into bags and removing the support rod from the support part of the bag body, the first
The opening of the bag is squeezed and closed by pushing the diaphragm member with the hook body and pulling the closing cord with the second hook body that is engaged with the closing cord at the bottom of the first hook body. If the bags are stored, it is possible to automatically take out the stored storage bags one by one, pack the waste into the bags, and automatically close the storage bags. , bagging and closing of waste can be carried out automatically and continuously.

According to the invention set forth in claim 2, it is possible to easily pack waste that has been shredded into bags, and it is suitable for processing waste that has been shredded by a shredding device, and bagging can be performed continuously after shredding. This allows for efficient disposal of shredded waste.

[Brief explanation of the drawing]

FIG. 1 is a perspective view of a storage bag used in the waste bagging method of the present invention, and FIG. 2 is a partially sectional plan view of a waste processing apparatus that implements the waste bagging method of the present invention. , FIG. 3 is a front view of the same as above, FIG. 4 is a side view of same as above, FIG. 5 is a plan view of the main parts of the waste treatment apparatus shown in FIGS. FIG. 7 is a side view of the same as the above, and FIG. 8 is a front view of the bag ejection mechanism, with a portion of the bag discharging mechanism shown in section. W...Paper leaves as waste, B...Storage bag, 2
DESCRIPTION OF SYMBOLS 1... Opening part, 22... Bag body, 23... String passing part, 24... Closing string, 25... Squeezing ring as a squeeze member, 28... Supporting part, 29... Supporting rod,
41... Guide member, 73... First hook body,
74...Second hook typeface.

Claims (1)

[Claims] 1. A method of bagging waste in which waste is packed into a storage bag, wherein the storage bag has an opening formed in the upper part of the bag body, and has a string threading part around the opening. A closing string is inserted through the string passage portion, and the closing string is supported around the opening of the bag so as to be movable in the length direction, and the closing string is inserted through the diaphragm member. It is fixed to the side of the bag body, and cylindrical support parts are formed on both sides of the opening of the bag body, and support rods are inserted through the support parts on both sides to open the opening of the bag body. The support rods are supported on both sides so that they can be inserted and removed in the length direction, and both ends of the support rods inserted through the support portions of the bag body are sequentially engaged with a pair of guide members.
a bag stocking step for storing a plurality of storage bags; a bag removal step for taking out the storage bags one by one by taking out two of the support rods from between the ends of the pair of guide members; and a bag removal step for taking out the storage bags one by one from the guide member. By supporting and separating the two supporting rods, the opening of the bag is opened, and the bag opening process is performed, and the waste is pushed into the bag from the opening of the bag. a waste storage and compression step in which the waste is stored in the body and the waste is compressed in the bag body; a rod extraction step in which the support rod is extracted from the support portion of the bag body; and a closing string at the bottom of the squeeze member. The opening of the bag is closed by pushing the aperture member with the engaged first hook body and pulling the closing cord with the second hook body engaged with the closing cord at the bottom of the first hook body. A method for packing waste into bags, comprising the step of squeezing and closing the mouth. 2. The waste bagging method according to claim 1, further comprising a shredding step of shredding the waste to be pushed into the inside of the bag.