JP3387945B2 - Web winding machine with core - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [0001] BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a web wound body with a core.
Remove the core from the
Core of web wound body with core for processing into paper
It is about the machine. [0002] 2. Description of the Related Art In the center of roll paper for toilets
Is the axis of the roll paper holder installed in the toilet
It is necessary to form a hole for inserting
In general toilet roll paper, paper core tube
The web is wrapped around to secure a hole in the center. [0003] In recent years, a shaft which can be contracted and expanded in the radial direction in recent years.
Using a body (commonly called an air shaft)
After winding the web with the shaft expanded, the shaft is
Reduce the body (the outer surface of the shaft and the inner surface of the roll paper hole)
A gap is formed between them).
A coreless toy without a core tube by pulling it out of the par hole
Coreless row for producing roll paper for let
There is known a papermaking apparatus (for example, Japanese Patent Application Laid-Open
No. 55250). In addition, such a coreless roll
The holder shaft is inserted into the center hole of the
The shape of the center hole as circular as possible
Preferably. Incidentally, the above-mentioned known technique (JP-A-4-55525)
No. 0), the coreless roll paper manufacturing apparatus uses a roll.
To keep the shape of the paper center hole circular
Do not spray an aqueous solution containing an adhesive on the start end of the web.
Then, wrap the web winding start end around the shaft outer surface,
Adhesion of outwardly polymerizing webs with the aqueous solution
And it is done by. Also, like this,
When the sides are bonded with an aqueous solution, the start end of the web is wet.
The web and shaft are stuck together
Therefore, even if the shaft is reduced in the radial direction,
Unable to pull out well, therefore pulling out the shaft
Work is performed after the web winding start end is dried to some extent.
It is. In addition, the inner and outer superposed webs at the web winding start end side are
Can be used if the wet part is dried by the aqueous solution
(The shape retention of the center hole of the roll paper)
Is secured). [0005] SUMMARY OF THE INVENTION
In general roll paper for toilet with a core tube, the core
The tube section becomes expensive and the web is no longer used
After the core tube remains, the core tube cannot be washed down
There was a problem that it took time to abandon. Also, the above-mentioned known coreless roll paper manufacturing apparatus
(For example, disclosed in JP-A-4-55250)
A shaft that can contract and expand in the radial direction (generally air
The shaft is very
And the shaft is located at the center of the roll paper.
When removing from the hole, adhere to the vicinity of the end of the web winding.
Can be performed only after the dried aqueous solution has dried to some extent
The time for the drying (at least 30 for natural drying)
Only about 40 minutes) for the next web take-up
Of shafts that cannot be used for
Bundle time was long. In addition, web winding
Web winding capacity at the beginning of the web winding
Naturally, it is much larger than the processing capacity that comes from the drying time
Then, prepare the number of shafts corresponding to the web winding capacity
If you try to do so, the cost of equipment is considerably high
There was a problem that it was necessary. Wrap around the shaft
When separating the rolled paper from the shaft
Is rolled from the shaft with the outer diameter of the shaft reduced.
Must be manually removed, and the separation
There was a problem that it was troublesome. The present invention has been made in view of the above-mentioned conventional problems,
When manufacturing coreless roll paper, use an inexpensive core
It can be used, and the web is wound around its core.
Automatically remove the core from the formed web wound body with core
Aiming to provide a corer that can perform
It is assumed that. [0008] SUMMARY OF THE INVENTION The present invention is directed to a toilet
Made around a core approximately the same length as the product width of the roll paper
The length of the web is wound, and the end of the web
Winding of the web in a non-adhered state with respect to the outer peripheral surface of the core
A core in which the inner and outer superposed webs on the end side are fixed to each other
Core removal machine for removing core from cored web wound body
The web wound body with core is stored in and out freely
And a holder that can be wound in the holder.
Wound body receiving position for receiving cored web wound body
And wound from a web wound body with a core stored in the holder
The core pushing-out position where the core is removed and the core where the core is removed
Set the winding body discharge position for discharging the EB winding body from the holder.
After successively passing, it is circulated to the wound body receiving position.
Holder circulating device and winding body receiving position
Feed the web roll with core in the holder one by one
Web winding body feeding device with core
Of the web roll with core in the holder
Press the core part to remove the core from the web roll with core
The core punching device to be removed and the
Eject the web roll without core in the holder from the holder
And a wound body discharging device. [0009] According to the core removing machine of the present invention, a toilet roll
Of the product length around a winding core approximately the same length as the product width of the
Wind the web, and further, the end of the web is outside the core
In the non-adhered state to the peripheral surface and at the end of the web winding end
A cored web in which the inner and outer superposed webs are fixed to each other
It is intended for core removal of wrapped bodies. That is, the subject of this application
Web wound body with a core
The wound web is pulled out in the axial direction
Can be removed. [0010] A holder capable of accommodating a web wound body with a core.
Is the roll receiving position by the holder circulation device.
Position, core punching position, and winding body discharge position
It is circulated to the original wound body receiving position. Then, at the wound body receiving position,
There is a web roll with a core in the holder
Automatically rolled web with one core by feeding device
And then store the web roll with core
The punched core is pushed out by the holder circulation device
Moved to the position. At the core punching position, the core punching
Core of web wound body with core in holder by cutting device
To remove the core from the web wound body with the core.
You. The removed core is stored in a predetermined core storage section.
You. Next, the web containing the roll with the core removed
The rudder is moved to the roll discharge position. In the wound body discharging position, the wound body discharging device
The web winding body without the core in the holder
Discharge from Thus, in the core removing machine of the present invention, the core
From the step of feeding the rolled web with
Push out the core, and hold the rolled web without core
The entire process from discharge to discharge can be performed automatically. The coreless roll paper thus manufactured
In par, a relatively hard cylindrical part is formed at the center.
And a cylindrical hole is secured inside. Also this
For coreless roll paper, the central cylindrical
Can be unwound and used, and its tubular part
The web can be easily dissolved by soaking it in water,
There is no harm in doing so. Removed from the web
The removed core is transported to the web winding process and used repeatedly.
Used. [0016] As described above, the processing by the coring machine of the present invention is performed.
Can be used inexpensive core
So, we are going to manufacture coreless roll paper
Even if there is, the equipment cost can be reduced (conventional
Such as expensive air shafts). Also book
In the core removing machine of the invention, the web wound body with the core is held by the holder.
From the process of feeding into the
The entire process up to discharge from the cylinder can be performed automatically,
This has the effect that no manual work is required. [0017] DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to FIGS.
For clarity, the coring machine of this embodiment is shown in FIGS.
Fig. 1 shows the whole coreless roll paper.
1 shows a production line. First, the entire coreless roll paper shown in FIG.
The outline of the body production line will be described. In FIG. 1, reference numeral 101 denotes a position around a winding shaft.
And wrap the web of the product length around the
It is a web take-up machine to be formed.
Has been). 102 is a web winding with a winding shaft to be described later.
Web winding with each core from winding shaft U of body Y (see FIG. 3)
A web wound body removal device with a core for removing the body P
You. 103 is a conveyor 11 of each web winding machine 101
From 7 each in a row (16 pieces)
An assembly Z of the web winding body P with a core to be conveyed (see FIG.
4) Merge / supply to supply to the next process side in two rows
Device. 104 is a web winding start portion as described later.
It is a dryer for drying the moisture of water. 105 is the present application
This is the coring machine which is the object of the above. For this corer 105
This will be described later in detail. 106 is a web without core
Wrap R (see FIG. 15) is packaged in a predetermined number
For packaging machines. The web take-up device 101 is as shown in FIG.
, A wide continuous web T unwound from the web roll S
₁Is divided by the product width by the slitter 111 (for example, 1
6) and the divided web T_TwoTo the winding unit 112
Pay. A winding shaft U as shown in FIG.
Are sequentially supplied one by one. This winding shaft U has one common shaft.
Many (for example, 16) cylindrical cores outside the through shaft V
Q, Q ... are externally fitted and both ends of the common shaft V
To each cap (retaining member) W₁, W_TwoMated
It is formed. In addition, in FIG.
W₁Are fixed to a common axis V, while the left cap W_TwoIs
It is detachable from the through shaft V. And on the left
Cap W_TwoIs separated from the core axis with respect to the common axis V.
Q, Q... Can be inserted and removed. The winding shaft U is positioned at a predetermined position of the winding section 112.
And each divided web T_TwoAre each core Q, Q
..Wound at exactly corresponding position to or,
Each divided web T_TwoThe winding start end of is wound around the winding shaft U.
When the web is wound, a predetermined small
Liquid is sprayed over the length range in a mist. This liquid
The webs at the beginning of web winding that overlap inward and outward
It is for wearing. Then, the winding unit 112
Around the winding cores Q, Q,.
Split web T of product length_TwoIs wound, web take-up
The winding operation of the machine 101 is stopped, and the
The web wound body X with the winding shaft is discharged to the temporary receiving portion 114.
Is cut by the blade 116 of the cutting device 115
Gluing device (not shown) at the same time as it is separated from the web
Glue is applied to the cut end of the web winding body side by the
The stump is adhered to the outer surface of the web roll. (Shown in FIG. 3
A web winding body Y with a winding shaft is formed). continue,
The separated web wound body Y with a winding shaft is transported
It is discharged onto the bear 117. In the production line of FIG.
Has three web winders 101 installed side by side,
Web with winding shaft individually from each web winding machine 101
The wound body Y is manufactured. In the winding section 112, the web starts to be wound.
When wound with the end wet with an adhesive liquid,
The web is wetted by the liquid,
The hydroxyl groups (OH groups) of the cellulose change and the cellulose molecules
Webs that bond together and polymerize inside and outside adhere to each other
I will be. And when the moisture dries,
Wet web polymerized parts bind to each other and compare
A rigid cylindrical shape is formed. Each of the web take-up machines 101 transfers the conveyor 1
Web wound body Y with a winding shaft discharged on 17 (FIG. 3)
Is removed by a web wound body removing device 102 with a core.
Left cap W_TwoIs removed, and each core is attached from the common axis V.
The web winding bodies P are automatically removed. still,
The configuration of the web wound body removing device 102 with a core is
It is not important to the wish, so I will omit its detailed explanation
You. Web winding body with each core removed from winding shaft U
P, P... Are separated as shown in FIG.
The sheets are conveyed in a single row on each conveyor 117. At the end of each conveyor 117
Is a web winding with a core by the merging / supplying device 103.
Temporarily wait in a two-row state with a predetermined number (16) of bodies P
Let it. Then, the group (16)
Web winding bodies Z, Z (see FIG. 4)
Dryers 104 in a two-row state by a joining / supplying device 103.
Supply to the side. The configuration of the merging / supplying device 103
Is not so important to the present application, so a detailed explanation is omitted.
Abbreviate. In the dryer 104, each row of cores
While the web winding body Z is sequentially intermittently fed in the horizontal direction,
The center holes Qa, Qa.
・ By passing hot air through (Fig. 4),
In the web winding process, remove the wet end of the web wound
I try to dry it. The wet so wet
By forcibly drying the end of the winding with the dryer 104,
This drying time can be reduced (4 to 5 minutes in the dryer 104).
Pass through). The configuration of the dryer 104 is also described in the present application.
Since it is not so important, its detailed description is omitted. Dried rows coming out of the dryer 104
The web wound body Z with a core is transported by the conveyor 141.
It is sent to the core removal machine 105, where the web winding with each core
The core Q is sequentially removed from the body P to remove the core shown in FIG.
Web roll (coreless roll paper) R is formed
You. The core removing machine 105 will be described later in detail.
I will tell. [0027] The core removal cue discharged from the core removal machine 105.
The eb wound body R is sequentially packed by the conveyor 151 by a packing machine.
It is transported to the 106 side, where a predetermined number of
You. Note that this packaging machine 106 is conventionally used in general.
Format. Next, the centering machine 105 will be described with reference to FIGS.
This will be described with reference to FIG. Coring machine 105 of this embodiment
Was installed in a vertical orientation as shown in FIGS. 5 and 6.
An angle of 60 on each of the left and right sides near the outer periphery of the disk
° Attach six holders 1, 1 ... at intervals
ing. Each holder 1 is provided as shown in FIGS.
And slightly larger than the outer diameter of the web winding body P with a core inside.
Bottom Cylindrical Web Roll with Core
It is formed at a depth slightly shorter than the axial length of P. The
At the bottom of the holder 1, a center hole 11 is provided at the center thereof.
One eccentric hole 12 on each side of the center hole
Is formed. Center hole 11 is web wound with core
It has an inner diameter slightly larger than the outer diameter of the core Q of the body P.
Also, a web wound body P with a core is located in the holder 1.
Guides 13 and 13 for determining are provided. This
Guide 13 is divided into two, and the inner diameter is
Can be adjusted according to the outer diameter of the wound web P
You. Each of the holders 1, 1,...
Each of the disks 22
It is fixed to. The disk 22 is placed on the base 16 at a predetermined interval.
Between the two left and right side plates 20 and 20
The center of the disc is rotatably supported by a shaft 21 and is provided.
You. Also, on the base 16, the outer peripheral portion of the disk 22 is small.
The vertical plate 17 is fixed upright so as to surround it at intervals.
Have been. Each holder 1, 1,...
Is intermittently driven at an angle of 60 ° each time by the unit 2.
It has become. That is, this holder circulating device 2
The shaft 21 is rotated by the motor 23 through the indexing machine 24 at an angle of 60 degrees.
° intermittent drive at a time.
Hold each holder 1 together with the disc 22 at an angle of 60 °
Rotate without rotation. Each holder 1 is provided with a holder circulating device 2
Receives the web roll P with the core in the holder
The rolled body receiving position A to be inserted and stored in the holder 1
Core Q is small length from web wound body P with core
And the core small-length extruding position B
Completely winding core Q from web winding body P with core in
Core removal position C to be removed and core removed in holder 1
To discharge the web roll R from the holder 1
After the passage to the discharge position D in sequence, the original wound body is received.
It can be circulated to the position A.
Note that, in this embodiment, in FIG.
Is the winding body receiving position A, and from there in the clockwise direction
Each position displaced by an angle of 60 ° pushes the core small length
The unwinding position B, the core pushing-out position C, and the winding body discharging position D
From the wound body discharge position D by an angle of 180 °.
Is the original wound body receiving position A. A winding core is provided at the winding body receiving position A.
The web wound body feeding device 3 extrudes a small core length.
At the position B, the core small-length extruding device 5
At the position C, the core pushing-out device 7 is moved to the wound body discharge position D.
Are provided with wound body discharge devices 8, respectively. still,
In this embodiment, a cored web 105
Because the rotating body P is supplied in two rows on the left and right, the core
Web winding device feeding device 3, small core length extrusion device
5, core length extruding device 7, and wound body discharging device
8 are provided on the left and right sides of the disk 22, respectively.
However, each of these devices (3, 5, 7, 8) is
The left and right sides have the same structure, and in the following description,
Only a description will be given. The web wound body feeding device 3 with a core is
Web winding body P with core in holder 1 one by one
It is for sending in, from the dryer 104 in FIG.
The sent web wound body P with a core is taken out by a core removing machine 105.
Connected to the end of the conveyor 141
Feed core 31 and core in front of holder 1
A stopping device 33 for temporarily stopping the web wound body P
have. The feed conveyor 31 is driven continuously.
Core that is transferred from the conveyor 141 (FIG. 1)
Can continuously transfer the wound web P with the holder to the holder 1 side.
It has become so. The end of the infeed conveyor 31 and the wound body receiver
A cradle 32 is interposed between the holder 1 at the loading position A and the holder 1.
Have been. The stop device 33 is located just above the cradle 32.
Then, the pressing plate 35 is moved up and down by the cylinder 34.
To allow or stop the passage of web winding body P with core
It can be made to do. That is,
Because the bear 31 is continuously driven,
A web winding body P with a core is a web winding with a subsequent core.
Pressed toward holder 1 by rotating body P, cylinder
When the pressing plate 35 is moved downward by the holder 34, the holder 1
Immediately before the web winding body P with the core
Web with core held between the plates 35
Prevent the wound body P from advancing, and push plate 35 moves up
Then, on the receiving table 32 by the subsequent web winding body P with a core.
Automatically rolled into the holder 1
Become involved. At the wound body receiving position A, the holder 1
The leading end surface of the web winding body P with the core fed into the
Position holding cylinder to prevent it from reaching the bottom
, 36 are provided. This position holding syringe
The screws 36, 36 are mounted on the side plate 20 side by side as a pair.
It is attached. Then, each of the position holding cylinders 3
6, 36 are rod end portions 37,
37 is retracted from the bottom of the holder 1, but the cylinder
In the extended state, the rod end portions 37, 37 are denoted by reference numeral 3 in FIG.
As shown by 7 ', each eccentric hole 12, 12 in the bottom of the holder is
Through the bottom of the holder 1
ing. At the wound body receiving position A,
When the disk 22 rotates, the push plate 35 of the stopping device 33 is lowered.
Feeding of a web wound body P with a moving core
The operation is stopped, and the position holding cylinders 36, 3
6 is reduced and the rod tip 37 is retracted. So
Then, the holder 1 stops at the wound body receiving position A.
First, the position holding cylinders 36, 36 extend, and then
The push plate 35 of the stopping device 33 moves upward, and the leading one core
Is wound into the holder 1 and the web is wound.
The leading end surface of the cored web wound body P is a rod leading end 37, 3
7 and is held in position. Next, the pushing of the stopping device 33 is performed.
The plate 35 moves down and the subsequent web winding body P with the core stops.
After that, the position holding cylinders 36, 36 are reduced and locked.
The tip portions 37, 37 are retracted. Therefore, in this state
Top end surface of web wound body P with core and inner bottom surface of holder 1
And a slight gap is formed between them. By the way, this state
In the state, the web winding body P with a core on the receiving table 32 is:
Contacting back and forth with web winding body P with core in holder 1
In a state of being stopped by the stopping device 33, and then the holder
1 is rotated, the cored wafer in the holder 1 is rotated.
The web winding body P has a small amount of the web winding body P with the core on the stop side.
Only to press outward. At this time, holder 1
The web wound body P with a core in the
Is formed in the holder 1
Web winding body P with core inside retracts and rotates smoothly
become able to. Core small length Core small length at extrusion position B
As shown in FIGS. 9 and 10,
Winding stored in holder 1 attached to plate 20
Pressing device 51 for pressing core Q of cored web wound body P
And the pressing device 51 attached to the vertical plate 17 side.
To the web winding body P with a core that is pressed and moved
And an abutment block 55. Pressing device 51
Is approximately equal to the outer diameter of the core Q at the rod end of the cylinder 52.
Pressing head 53 having the same or slightly smaller outer diameter
Is provided. The abutment block 55 has a core on the outer periphery
Winding in which the web wound body R portion of the web wound body P is brought into contact.
The body contact portion 56 and the web wound body P
And a core contact portion 57 for contacting the core Q portion.
You. The wound body contact portion 56 is fixed to the vertical plate 17. roll
The core contact portion 57 is movable inward and outward and the spring 5
8 and is biased toward the pressing device 51 side.
Have been killed. Then, this small core length extruder 5
Works as follows. First, a web wound body P with a core
The holder 1 with the core stops at the core small length extrusion position B
The cylinder 52 of the pressing device 51 is extended.
You. Then, the pressing head 53 is moved to the center hole 11 at the bottom of the holder.
Up the winding core Q of the web winding body P with a winding core
To the side, and hold the entire web W
And move it in the direction of pushing. However, the core
The eb wound body P comes into contact with the wound body contact portion 56 of the abutment block 55.
At the point of contact, the web winding body R stops moving.
However, even after the core Q portion contacts the core contact portion 57,
The core contact portion 57 is retracted against the spring 58
Is slightly longer (for example, about 5 mm)
Degrees) outward (see Fig. 10).
See). After that, the cylinder 52 of the pressing device 51 contracts
The pressing head 53 retreats to the original position, at which time the wound body contact
When the contact portion 56 is pushed out by the spring 57
The core Q is small due to the weight of the web winding body P with the core.
The web wound with the core in a state where the web
The entire rotator P is immersed in the holder 1. The small-core-length extruding device 5 is provided with
The core Q protrudes slightly from the web roll R
This is to get out, but if you do this,
Push out the core Q with a punching rod in the core removal process
At this time, by pressing the protruding portion Qb of the core Q,
It is possible to avoid scratching the center of the winding body R.
Wear. The core punching device at the core punching position C
The mounting 7 is attached to the vertical plate 17 side, and the cylinder 71
A push rod 72 is provided at the tip of the rod. Punching bar
Numeral 72 is slightly smaller than the outer diameter of the core Q.
You. In the core punching position C, stop at the position C
The core Q that has been pulled out below the center hole 11 of the holder 1
Is positioned at the upper opening of the guide tube 75 that guides the guide.
The outlet of the guide cylinder 75 is provided in a hole 25 provided in the side plate 20.
(FIG. 13) faces the outside of the side plate. The core pushing-out device 7 includes a core
Holder 1 with web wound body P with
Move to the core punching position C via the extrusion position B
The cylinder 71 is extended as shown in FIG.
At least, with the core in the holder 1 by the punching rod 72
The web winding body P (the winding core Q
Presses the core Q portion of the core to form a web wound body.
It acts to remove it from R. At this time,
The core Q passes through the guide cylinder 75 and is inserted into the hole 25 of the side plate 20.
Is discharged. In addition, the extended cylinder 71 is immediately reduced.
I do. The wound body discharging device 8 at the wound body discharging position D
As shown in FIG. 13 and FIG.
81 and a discharge conveyor 84. Wound body push
The dispensing device 81 includes two right and left pushers provided on the side plate 20 side.
It has delivery cylinders 82 and 82. Each extrusion
Each of the rods 82 and 82 has a rod end portion 83 that extends sideways.
It is installed sideways so that it may appear outward.
You. Then, each of the extrusion cylinders 82, 82
If the rod end portions 83 are located at the wound body discharging position D
Is retracted from the bottom of the holder 1
When the cylinders 82 and 2 extend, each rod tip 8
3, 83, each of the right and left sides of the holder bottom as shown in FIG.
It penetrates into the holder 1 through the core holes 12 and 12 and
Insert the core-wound web roll R in the holder 1 into the holder 1.
To extrude. And push from inside the holder 1
The released core wound web roll R is fed to the discharge conveyor 84.
Placed on the next process side (conveyance control to the packaging machine 106 side)
(To the bear 151 side). As described above, in the coring machine of this embodiment,
Feeding of a web with a core at the winding body receiving position A
One web-winding body P with a core in its turn by the nesting device 3
One by one, it is fed into the holder 1
At the position B, the core is attached by the core small length extruder 5
The winding core Q of the web winding body P projects outward by a small length.
At the core punching position C.
The core Q of the web wound body P with the core is removed by
At the winding body discharge position D, the winding core is discharged by the winding body discharging device 8.
So that the unwound web roll R is discharged from the holder 1
The empty holder 1 is the disk 2
2 is rotated to return to the original winding body receiving position A.
Web winding with core automatically and successively
The core Q can be removed from the body P
I have. The core obtained by removing the core Q in this manner
As shown in FIG. 15, the punched web wound body R is located at the center.
Hole R through which the toilet paper holder passes₁Has,
And a tubular portion R forming a side surface of the center hole._TwoThe web
Because it is a hard part that is hardened, its tubular part R_Two
Has shape retention properties, and the tubular portion R_TwoUntil the end of the web
It can be used by unwinding and dissolves easily when immersed in water
After use, it can be flushed directly to the toilet. The core removed from the web wound body R
Q is mounted on the common shaft V again and the next web winding process is performed.
Used in.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an overall schematic diagram of a coreless roll paper production line incorporating a corer according to an embodiment of the present application. FIG. 2 is a schematic view of a web winder in FIG. 1; FIG. 3 is an explanatory view of a web winding body with a winding shaft manufactured by the web winding machine of FIG. 2; 4 is an explanatory view of a web wound body with a core obtained by removing a winding shaft from the web wound body with a winding shaft of FIG. 3; FIG. 5 is a side view of the coring machine according to the embodiment of the present invention. FIG. 6 is a sectional view of FIG. 5; FIG. 7 is a longitudinal sectional view of a wound body receiving position in FIG. 5; FIG. 8 is a sectional view of FIG. 7; FIG. 9 is a longitudinal sectional view of the core small-length extruded position in FIG. 5; FIG. 10 is a state change diagram of FIG. 9; FIG. 11 is a longitudinal sectional view of the core punching position in FIG. 5; FIG. 12 is a state change diagram of FIG. 11; FIG. 13 is a longitudinal sectional view of the wound body discharge position in FIG. 5; FIG. 14 is a sectional view taken along the line 14-14 in FIG. 13; FIG. 15 is a perspective view of a cored web wound body (coreless roll paper) manufactured by the core removing machine of the present invention. [Description of Code] 1 is a holder, 2 is a holder circulating device, 3 is a device for feeding a web wound web with a core, 5 is a device for extruding a core with a small length, 7 is a device for pushing out a core, and 8 is a wound body. Discharge device, A is a winding body receiving position, B is a winding core small length pushing position, C
Represents a core pushing-out position, D represents a wound body discharge position, P represents a web wound body with a core, Q represents a core, and R represents a core-leaved web wound body (coreless roll paper).

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁷ , DB name) B65H 18/00 A47K 10/16 B65H 19/30

Claims (1)

(57) [Claims] [Claim 1] A web of a product length is wound around a winding core (Q) having substantially the same length as a product width of a toilet roll paper, and further, a web winding start end portion. From the web winding body (P) with a core having a structure in which the inner and outer superposed webs on the side of the web winding start end side are fixed to each other without being bonded to the outer peripheral surface of the core (Q). A core removing machine for removing a core (Q), comprising: a holder (1) capable of storing the web wound body (P) with a core so as to be able to be taken in and out freely; A winding body receiving position (A) for receiving the web winding body (P) with the core in the holder (1), and winding from the web winding body (P) with the core stored in the holder (1). The core pushing-out position (C) from which the core (Q) is pulled out and the web winding body from which the core (Q) is pulled out A holder circulating device (2) for circulating the roll to the wound body receiving position (A) after sequentially passing a wound body discharge position (D) for discharging the rolled body R) from the holder (1); At a position (A), a web wound body feeding device (3) for feeding a web wound web (P) with a core into the holder (1) one by one; and ), The core (Q) of the web wound body with core (P) in the holder (1) is pressed to remove the core (Q) from the web wound body with core (P). A core punching device (7); and the holder (1) at the wound body discharge position (D).
A roll discharger (8) for discharging the rolled web roll (R) from the holder (1) inside the rolled web roll (R). .