JP2788142B2 - Bonded web cutting equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for continuously feeding a paper web used in manufacturing tobacco rods, filter rods, etc., in which the starting end of the web is started from a new web reel. BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to, for example, an apparatus for connecting a web that is pulled out from another web reel and fed from another web reel, and that cuts the fed web at a terminal side from a bonded portion.

[0002]

2. Description of the Related Art Conventionally, in the manufacture of tobacco, a long tobacco rod made by winding tobacco leaves with a band of paper has been manufactured.
Thereafter, it is cut to a predetermined length. Similarly, a filter of a cigarette is manufactured by winding a filter body such as a fibrous body with a band-shaped paper to produce a long filter rod, which is cut into a predetermined length.

Therefore, when manufacturing these tobacco rods and filter rods, it is necessary to continuously supply the above-mentioned band-shaped paper, ie, web. Such a web is usually supplied as a web reel as shown in FIG. Then, such a web reel is mounted on a web supply device, and the web is continuously fed out from the web reel and supplied. When such a web reel becomes empty, the web is fed from a new web reel, the starting end of the new web is connected to the end of the web being fed, and the web is continuously connected. Supply.

As described above, a double-sided adhesive tape is usually used as an adhesive tape for connecting webs. This is a double-sided adhesive tape on a backing paper,
This adhesive tape is attached to one web, and then the backing paper is peeled off and the other web is bonded.

[0005] By the way, it is necessary to cut the fed web bonded to the starting end of a new web at the terminal side from the bonding position. This cut location is preferably close to the bonding location. However, in the related art, the bonding mechanism and the cutting mechanism are separate mechanisms. This bonding mechanism includes a movable member such as a member that presses the adhesive tape and the web, and the cutting mechanism also includes a movable cutting blade. Therefore, in order to prevent interference between these movable members, it is necessary to dispose the bonding mechanism and the cutting mechanism separately, and it has been difficult to cut the web near the bonding portion. Further, in the conventional device, since the bonding mechanism and the cutting mechanism are separate mechanisms as described above, there have been problems such as a complicated structure.

[0006]

SUMMARY OF THE INVENTION According to the present invention, there is provided an apparatus for cutting a fed web at a position closer to a distal end than a bonding position with a new web, wherein the web can be cut at a position near the bonding position. An object of the present invention is to provide a web cutting device having a simple structure.

[0007]

SUMMARY OF THE INVENTION In an apparatus for bonding a starting end of a web drawn from a new web reel to an end of the web fed from the web reel, the web being fed is newly drawn. A pressing member for pressing the starting end of the web and bonding them with an adhesive tape interposed therebetween is provided with a cutter along a direction crossing the web at an end of the feeding web at the end side of the fed web. Provide a blade, move the cutting member to pass near the cutter blade, hook the web,
It is to cut by pressing against the cutter blade.

[0008]

After the pushing member has advanced and pressed the web that has been fed out onto a new web and bonded the new web, the cutting member passes near the cutter blade, hooks the web that is being fed, and attaches this web to the cutter blade. Press toward the proximal end of the and cut. This cutter blade is provided at the edge of the pressing member,
Since they move integrally with the pressing member, they do not interfere with each other, and the cutter blade can be disposed very close to the bonding portion of the web. Therefore,
This web can be cut very close to the point of adhesion. Further, in this apparatus, the cutting mechanism is integrated with the pressing mechanism, so that the structure is simple and the reliability is high.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. This embodiment is an apparatus for automatically and continuously supplying a web when manufacturing a tobacco rod or a filter rod, and includes an automatic web reel exchanging apparatus and an automatic web connecting apparatus.

First, the web reel 1 used in the apparatus of the present invention will be described with reference to FIG. This web reel 1
Is a web 2 wound around a core 3, the starting end of which is temporarily fixed by an adhesive tape 4. The adhesive tape 4 only temporarily fixes the end portion of the web, has a weak adhesive force, and can be easily peeled off. Further, at the further tip of the adhesive tape 4,
For example, a stripping margin 5 having a length of about 4 to 5 mm is left.

Next, the entire apparatus of the present invention will be described with reference to FIGS. In the figure, reference numeral 100 denotes a web supply connection device which continuously feeds and supplies web from a web reel 1a, and when the web reel 1a becomes empty, draws the web from a new web reel 1b in a standby state. Connected to the end of the web of web reel 1a,
This is repeated alternately to continuously supply the web 2.

The web 2 supplied from the web supply / connection device 100 is guided by a guide rail 301 and supplied to, for example, a tobacco rod manufacturing device 300. The tobacco rod manufacturing device 300 includes a reservoir box 30.
2 is provided, and a predetermined length of the supplied web 2 is accumulated in the reservoir box 302. When the web supply is temporarily stopped when the web 2 is connected by the web supply connection device 100, the web 2 in the reservoir box 302 is supplied.

Further, a web reel storage and mounting device 200 is disposed opposite to the front face of the web supply and connection device 100. This web reel storage and mounting device 200
Stores and holds a large number of web reels 1 and automatically mounts the web reels 1 on the web supply / connection apparatus 100 one by one when the web reels 1 of the web supply / connection apparatus 100 become empty. It is.

A control device 400 is provided with a control circuit for controlling the operation of each mechanism of the entire device, and an operation panel.

Next, referring to FIG. 3, a schematic configuration of the above-described web supply and connection device 100 will be described. 101 in the figure is the main body. A rotating arm 102 is provided on the upper part of the front surface of the main body 101. This rotating arm 10
2 is configured to be rotatable in a vertical plane by a rotation shaft 103 at the center thereof. And, this rotating arm 102
Hubs 104a and 104b are provided at both ends of the web reel 1, and the above-mentioned web reel 1 is mounted on these hubs. On the other hand, for example, the web 2a is fed from the web reel 1a mounted on the right hub 104a. On the other hand, for example, the web reel 1b mounted on the left hub 104b is a new web reel and is in a standby state.

The web 2 fed from the right web reel 1a is guided by a plurality of rollers and supplied to the tobacco rod manufacturing apparatus 300 via the guide rail 301.

A drawer mechanism 105 is provided below the web reel. This drawer mechanism 105
A drawer arm 106 is provided. The drawer arm 106 is rotatable in a vertical plane. The drawer arm 106 is moved up and down by an elevating mechanism 108, and is further moved forward and backward. The tip of the pull-out arm 106 has a chuck mechanism 10.
7 are provided.

After the new web reel 1b is mounted, the leading end of the pull-out arm 106 first comes into contact with the lower surface of the web reel 1b in a standby state, and the web 5 of the web reel 1b is removed. It is gripped by the mechanism 107. Next, the pull-out arm rotates downward and pulls out the web 2, and the pull-out arm 106 rotates vertically downward and descends by the elevating mechanism 108 to the position shown by the two-dot chain line in FIG. Moving.

In the lower part of the front surface of the main body 101,
A feed mechanism 109 is provided. This feed mechanism 109
Is pivotally mounted at its lower end so as to be rotatable, and is rotated by a cylinder 113 in a vertical plane. This feed mechanism 109
An endless suction belt having a large number of holes is provided, and the inside of the suction belt has a negative pressure. This feed mechanism 1
Reference numeral 09 rotates to a vertical position as shown by a two-dot chain line in FIG. 3, and sucks and receives the start end of the web 2 held by the drawer arm 106. Then, the suction belt runs, and sends the starting end of the web downward.

On the front surface of the main body 101, an adhesive tape supply mechanism 110 is provided. Then, the adhesive tape supply mechanism 110 controls the feed mechanism 109.
An adhesive tape, for example, a double-sided adhesive tape, is attached to the start end of the web that has been sucked.

The web to which the adhesive tape has been attached is further fed downward by the feed mechanism 109, and is superimposed on the vertical running portion 115 of the web of the web reel 1 that has already been fed. Then, the fed web is stopped, and the pressing mechanism 111 presses the fed web and the starting end of the drawn web, and these are joined by the adhesive tape.

Further, a cutting mechanism 112 and a chuck mechanism 114 are provided at a lower portion of the front surface of the main body 101. Then, after the tip of the drawn web is gripped by the chuck mechanism 114 and given a predetermined tension, it is cut by the cutting mechanism 112 at a position immediately before the adhesive tape, and the web is pulled out. An excess portion on the leading end side of the web is cut and removed.

Further, the fed web is cut by a cutter blade provided in the pressing mechanism 111 at a position immediately after the adhesive tape. Therefore, the starting end of the web drawn from the new web reel 1b and the end of the web already drawn from the web reel 1a are connected by the adhesive tape.

And, the above-mentioned rotating arm 102 is 180
, The new web reel 1b is positioned on the right side.
Further, the core of the empty web reel 1a is
a, and the hub 104a is emptied and moves to the left.

Then, a new web reel is mounted on the empty hub 104a from the web reel storage and mounting apparatus 200.

Next, the web reel storage and mounting device 20
0 will be described with reference to FIG. 20 in the figure
Reference numeral 1 denotes a main body, and the main body 201 is provided with a movable table 202 which is movable in a direction in which the main body 201 comes into contact with and separates from the web supply connection device 100. Then, this moving table 202
, A nut member 205 is attached, and the nut member 205 is screwed to the screw shaft 204. And
The screw shaft 204 is driven to rotate in the forward and reverse directions by a motor 203.

A rotary head 206 is provided on the movable table 202, and the rotary head 206 is configured to rotate in a horizontal plane. A plurality of, for example, two web reel storage shafts 207a, 207b are horizontally protruded from the rotary head 206 at an angle of 180 °. Each of the web reel storage shafts 207a and 207b holds a large number of web reels 1 movably in the axial direction. Each of these web reel storage shafts has an extrusion mechanism 2.
08 is provided. These push-out mechanisms 208 move in the axial direction of the web reel storage shafts 207a and 207b, move the web reel 1 held on these shafts in the axial direction, and move these one by one to the web reel storage shaft. It is pushed out from the tip.

The above-mentioned web reel storage shafts 207a, 207
Each of the hubs 7b is arranged so as to be aligned on the same axis as the hub 104b on the left side thereof when facing the web supply connection device 100. Then, a new web reel is connected to the web reel that has been emptied as described above, and when the rotating arm rotates and the emptied hub moves to the left, the web reel storage and mounting device 200 The moving table 202 moves together with the rotating head 206 and the web reel storage shafts 207a and 207b, and the front end of the web reel storage shaft 207a comes into contact with the empty front end of the hub. In this state, the pushing mechanism 208 operates to push the held web reel 1 and attach it to the empty hub.

Hereinafter, the above operation is repeated, and when the web reel becomes empty, the web is pulled out from the new web reel which is on standby and connected to the end of the web being fed out, and continuously. Along with supplying the web,
Attach the next new web reel to the empty hub.

Next, a driving mechanism of the above-mentioned rotating arm 102 and hubs 104a and 104b will be described with reference to FIG. The rotating arm 102 has a rotating shaft 10 at the center thereof.
It is pivoted by three. The rotation shaft 103 is rotated by a motor 120 via gears 121 and 122. Each of the hubs 104a and 104b is provided with a flange 123.

The hub 104a is connected to a pulley 125
a, are connected to a powder brake 140a and a rotary encoder 141a via pulleys 126a and 127a, a pulley 131a, and belts 129a and 130a that are rotatable about the above-mentioned rotation shaft and rotate integrally with each other. Further, the hub 104b is connected to the pulley 12
5b, the rotating shaft 103 and the pulleys 126a, 126
Pulley 128b, pulley 131 rotatable with respect to 7a
b, and the powder brake 140b and the rotary encoder 141b via the belts 129b and 130b.
It is connected to. Therefore, a predetermined resistance is given when the web is fed from the web reel attached to each hub by these powder brakes, a predetermined tension is given to the fed web, and a rotation amount is increased by the rotary encoder. Detected,
The length of the fed web is detected.

The above-mentioned powder brakes 140a,
140b and rotary encoders 141a and 141
1b includes pulleys 142a and 142b and a belt 1 respectively.
The motor 146 is connected via pulleys 43a and 143b, pulleys 144a and 144b, and clutches 145a and 145b. Therefore, via the coupling mechanism as described above,
By the motor 146, the hubs 104a, 104
b is driven to rotate in both forward and reverse directions.

Each of the hubs 104a and 104b is provided with a pneumatically operated chuck mechanism (not shown). Then, each hub 104a, 10
An air passage is formed inside the shaft 4b, and pneumatic connectors 150a and 150b are provided behind the shaft so as to be able to move forward and backward. Then, these connectors move forward and are connected to the air passage of this shaft to supply air pressure,
The chuck mechanism of the hubs 104a and 104b is operated.

A core removing member 151 is provided behind the right hub 104a so as to be able to move forward and backward. When the core removing member 151 moves forward, the core removing member 151 protrudes through a hole formed in the flange portion 123, and the core of the empty web reel mounted on the right hub 104a. Is configured to eliminate.

The web reel storage and mounting apparatus 2 described above
00 is configured as shown in FIG. That is, reference numeral 202 in FIG.
A cylindrical support member 210 protrudes from above. The rotating head 206 is rotatably supported on the support member 210 by bearings 211, 222 and 223 in a horizontal plane. Also, the rotating head 206
, An internal gear 226 is formed.
A gear 225 meshes with 6. And this gear 2
25 is driven by a motor 224. Therefore, the rotating head 206 is driven to rotate in the horizontal direction by the motor 224.

The pushing mechanism 208 described above is configured as follows. That is, the web reel storage shafts 207a and 207b are formed in a hollow shape, and a screw shaft 230 is rotatably supported at the center thereof by bearings 233 and 234. The screw shaft 230 is connected to a motor via bevel gears 237 and 238. It is configured to be rotationally driven by 236a and 236b.

A nut member 231 is screwed onto the screw shaft 230. The nut member 231 is connected to the web reel storage shafts 207a and 207b.
And protrudes to the outside through an axial slit formed at the bottom. A flange member 232 is attached to these nut members 231.

Such a motor is provided by the motor 236 described above.
The nut member 231 and the flange member 23 are rotated by the rotation of the screw shaft 230 by a and 236b.
2 moves in the axial direction and pushes out the web reel 1.

The drawer arm 106 is configured as shown in FIG. That is, the base end of the drawer arm 106 is rotatably pivoted by the shaft 501, and the drawer arm 106 rotates in a vertical plane via the shaft 501.

The above-mentioned chuck mechanism 107 is provided at the tip of the drawer arm 106. The chuck mechanism 107 includes a chuck member 502 and a cylinder 503 for driving the chuck member 502 to open and close. Further, the suction mechanism 5
The suction mechanism 505 provided with the inner surface 05 has a hollow interior, and has many small holes formed on the upper surface thereof. The interior of the suction mechanism 505 is connected to a negative pressure mechanism (not shown), and the interior is in a negative pressure state.

Further, a tip detector 504 is provided at a portion of the chuck mechanism at the tip of the drawer arm 106. The tip detector 504 is an optical detector made of, for example, an optical fiber.
Is to detect the leading end of the stripping margin 5 of the leading end of the web.

When the leading end of the web is pulled out from the web reel 1b, the pulling arm 106 is rotated to a substantially horizontal position, and the suction mechanism 505 at the leading end contacts the lower surface of the web reel. In this case, the suction mechanism 5
Since the inside of 05 is formed at a negative pressure, external air is sucked through a small hole on its upper surface, and the suction mechanism adsorbs the peripheral surface of the web reel by the negative pressure. Then, in this state, the web reel rotates in the direction opposite to the web winding direction. Then, the above-mentioned tip detector 50
By 4, it is detected that the leading end of the web stripping allowance 5 has reached the position of the chuck mechanism. Then, when such detection is performed, the above-described chuck mechanism 107
Is driven by the cylinder 503 to grip the web peeling margin 5.

Next, the pull-out arm 106 rotates downward while holding the front end of the web until it becomes substantially vertically downward, and the entire pull-out arm 106 is lowered by the lifting mechanism 108. As a result, the web held by the pull-out arm 106 is pulled out. The pressure-sensitive adhesive tape 4 has a low adhesive strength, and is easily peeled off, so that the web or the like is not damaged.

Next, the structure of the above-mentioned feed mechanism 109 is shown in FIG.
This will be described with reference to FIG. The feed mechanism 109 includes an elongated hollow main body 510, and pulleys 511 and 512 are provided at upper and lower ends of the main body 510, respectively.
An endless suction belt 5 is provided between these pulleys.
13 are passed over. The suction belt 513 has a large number of small holes formed therein and has air permeability. The suction belt may be made of a material having air permeability such as fiber. This suction belt 51
3 is exposed on the left side of the main body 510 to the outside of the main body. The airtightness is maintained between both side edges of the suction belt 513 and the main body. And
The inside of the main body 510 is connected to a negative pressure mechanism (not shown) via a plurality of negative pressure ports 514, and the inside of the main body 510 is maintained at a negative pressure.

At the upper end of the main body 510 of the feed mechanism 109, a presser plate mechanism 520 is attached.
The pressing plate mechanism 520 includes a pressing plate 521 having a smooth surface, and the pressing plate 521 is connected to the actuator 523 via a spring 522. The actuator 523 is attached to the mounting plate 5 provided on the front side.
24 attached to the main body 510.

When the drawer arm 106 moves to the vertical downward position as shown by the two-dot chain line in FIG. 3 while pulling out the leading end of the web 2b of the new web reel 1b, the feed The mechanism 109 rotates to a substantially vertical position as shown in FIG. Therefore, the suction belt 513 at the upper end of the feed mechanism 109 comes into contact with the tip of the web 2b that is terminated by the pull-out arm 106. Since the inside of the main body 510 of the feed mechanism 109 is maintained at a negative pressure, and the suction belt 513 has air permeability, the leading end of the web is sucked by the suction belt 513. Then, in this state, the grip of the drawer arm 106 is released, and the leading end of the web is accurately suction-held by the suction belt 513 of the feed mechanism 109. In FIG. 9, for convenience of illustration, the web 2b is drawn away from the suction belt 513, but the web 2b is actually separated from the suction belt 513.
It is closely attached to.

At the same time, the holding plate mechanism 5
20 is operated, and the pressing plate 5 is actuated by the actuator 523.
Reference numeral 21 closely contacts the leading end of the web to the suction belt 513.
As a result, the web 2b is attached to the suction belt 513.
It is adhered to and absorbed more strongly.

In this state, the suction belt 513
Is run, and the web 2b is sent downward while being suctioned by the suction belt 513.

The above-described adhesive tape supply mechanism 110 is provided corresponding to the intermediate portion of the feed mechanism 109, and is configured so that the adhesive tape 530 is attached to the tip of the web 2b. Above the adhesive tape supply mechanism 110, a tip detector 531 is provided. The tip detector 531 is, for example, an optical detector, and is configured to detect the passage of the tip of the web 2b.

The above-described adhesive tape supply mechanism 110 is provided with the structure shown in FIG.
12 is configured as shown in FIG. That is,
The adhesive tape supply mechanism includes an adhesive tape reel 532.
This reel supplies a tape in which a double-sided adhesive tape 530 is superimposed on a mount 537 as shown in FIG. Then, the tape is placed on the rollers 533, 534, 535 with the adhesive tape 530 facing outward.
Is wound up. Note that the roller 533 is
As shown in FIG. 10, the adhesive tape 530 has a shape in which a plurality of ribs 540 having a sharp tip protrude, so that the contact area with the adhesive tape 530 is reduced as much as possible. Is prevented from winding around the roller 533.

Then, as shown in FIG. 11, the tape is wound around the roller 534 with the adhesive tape 530 facing outward, and at this time, only a portion of the adhesive tape 530 is provided at a predetermined interval by the cutter mechanism 547. Is disconnected. Then, the adhesive tape 5 cut to the predetermined length
30 comes into contact with the leading end of the descending web 2b, and at this time, the adhesive tape 530 is peeled off from the mount 537 and adheres to the web 2b.

FIG. 12 shows the cutter mechanism 547. A cutter 541 in the figure is a spring 542.
Is attached to the moving member 543 via the. The moving member 543 is attached to the lateral vibration actuator 545, and reciprocates in the horizontal direction, that is, in the width direction of the adhesive tape. The lateral vibration actuator 545 is
The horizontal vibration actuator 545, the moving member 543, and the cutter 541 are attached to the lifting actuator 546.
The whole is raised and lowered.

In such a case, the cutter 541 is raised by the above-mentioned elevating actuator 546, and lightly comes into contact with the adhesive tape 530 by the urging force of the spring 542. At the same time, the cutter is vibrated in the width direction of the tape by the lateral vibration actuator 545. As a result, the soft adhesive tape 530 is cut, but the hard backing sheet 537 is not cut.
Only disconnected.

A pressing mechanism 111 is provided vertically below the adhesive tape supply mechanism 110. The configuration of the pressing mechanism 111 is shown in FIG. 9 and FIG. That is, the web 2a that has been fed out is connected to the pulley 5
60, 561 and the vertical running part 1 between them
In the range of 15, the vehicle is guided vertically. This pressing mechanism 111 is arranged in this portion. The pressing mechanism 111 includes a pressing member 552, and the pressing member 55
A pad 553 made of synthetic rubber or the like is provided on the front surface of 2, and a cutter blade 554 is provided on the upper edge of the pressing member 552. The pressing member 552 is configured to be pressed against the web 2a by the actuator 551.

Then, the web 2b sent downward by the feed mechanism 109 is detected by the above-mentioned tip detector 531 and stopped after being fed by a predetermined length after the detection. Tape supply mechanism 1
By means of 10, the adhesive tape 530 is attached to a predetermined position. Thereafter, the web 2b is further fed downward, and the adhesive tape 530 stops again at a position corresponding to the position of the pressing member 552. Then, the pressing member 552 moves forward by the actuator 551 to press the web 2a against the adhesive tape 530 of the web 2b,
The start end of the newly drawn web 2b is connected to the end of the fed web 2a.

The pressing mechanism 111 is integrally provided with a cutting mechanism 557 for cutting the fed web 2a. This cutting mechanism 557 includes a cutting rod 555, and the cutting rod 555 is driven by a driving mechanism such as an arm 556 in the vicinity of the cutter blade 554 on the upper edge of the pressing member 552 as shown by an arrow in FIG. The cutter blade 554 is configured to pass through and move toward the base end side of the cutter blade 554. Therefore, by the movement of the cutting rod 555, the web 2a is hooked and pressed against the cutter blade 554 toward the base end side. As a result, the web 2a is bent and attached to the leading edge of the cutter blade 554 and cut. Note that the cutter blade 554 is preferably formed in a sawtooth shape to facilitate cutting.

Further, below the pressing mechanism 111,
A portion of the new web 2b that is more distal than the adhesive tape 530,
That is, a cutting mechanism 112 and a chuck mechanism 114 are provided to cut excess portions such as the adhesive tape 4 for each stop and the peeling allowance 5. These mechanisms are shown in FIGS.

As shown in FIG. 14, the chuck mechanism 114 includes a pair of chucks 602 and an actuator 601 for opening and closing them. The actuator 601 is connected to a lifting cylinder 604 via a moving member 603, and is configured to move up and down. The tip of the web 2b sent downward is gripped by the chuck 602, and the chuck 602 is lowered to apply a predetermined tension to the web 2b.

The cutting mechanism 112 is configured as shown in FIGS. That is, the cutting mechanism includes a pair of cutting members 611 and 612, which are opened and closed by the actuator 610 to cut the web 2b inserted therebetween. The cutting members 611 and 612 and the actuator 610 are connected to the actuator 61 via the moving member 613.
4 are connected to each other, and are configured so as to entirely move forward and backward.

The cutting members 611 and 612 are provided with cutting teeth 615 and 616, and a clamping member 617 is provided below these cutting teeth. These sandwiching members 617 are made of an elastic material such as synthetic rubber, and hold the cut end of the web 2b. And these cutting members 611, 6
Numeral 12 designates a holding member 6 which holds the tip end of the cut web 2b.
17 and hold the actuator 61
4 to move above the container containing the cut portion, and thereafter these cutting members 611, 6
12 releases the tip of the web held apart,
Drop into this container. Therefore, the leading end of the cut web is securely accommodated in the container, and the leading end of the cut web is prevented from being caught in another mechanism of the apparatus and causing a failure.

[0061]

As described above, according to the present invention, the cutter blade is provided at the edge of the pressing member, the web is hooked by the cutting member, and the web is pressed against the cutter blade to cut the web. This web can be cut. Further, the cutter blade is provided on the pressing member, and the cutting mechanism and the pressing mechanism are integrated, so that the structure is simple and the operation reliability is high.

[Brief description of the drawings]

FIG. 1 is a front view of an entire apparatus according to an embodiment.

FIG. 2 is a plan view of the entire embodiment apparatus.

FIG. 3 is a front view of the web supply connection device.

FIG. 4 is a side view of the web reel storage and mounting device.

FIG. 5 is a schematic plan view of a drive system of a rotating arm and a hub.

FIG. 6 is a longitudinal sectional view of a main part of the web reel storage and supply device.

FIG. 7 is a perspective view of a web reel.

FIG. 8 is a front view of the drawer arm.

FIG. 9 is a front view of a feed mechanism and an adhesive tape supply mechanism.

FIG. 10 is a longitudinal sectional view of a roller.

FIG. 11 is a front view of a main part of the adhesive tape supply mechanism.

FIG. 12 is a side view of the adhesive tape supply mechanism.

FIG. 13 is a front view of a pressing mechanism.

FIG. 14 is a front view of a cutting mechanism and a chuck mechanism.

FIG. 15 is a view taken in the direction of arrows 15-15 in FIG. 14;

FIG. 16 is a view taken in the direction of arrows 16-16 in FIG. 15;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 100 ... Web supply connection apparatus 106 ... Pull-out arm 109 ... Feeding mechanism 110 ... Adhesive tape supply mechanism 111 ... Pressing mechanism 552 ... Pressing member 554 ... Cutter blade 555 ... Cutting rod

──────────────────────────────────────────────────続 き Continued on the front page (58) Fields surveyed (Int. Cl. ⁶ , DB name) A24C 5/20 A24D 3/02 B26D 1/06 EPAT (QUESTEL)

Claims (1)

(57) [Claims] 1. An apparatus for bonding a starting end of a new web drawn from a new web reel to an end of the web fed from the web reel, wherein the web has already been fed and the web has been set. In a method in which the newly fed web is overlapped with the starting end thereof, and these webs are joined with an adhesive tape interposed therebetween, the web is advanced toward the portion to be bonded of the web already fed. A pressing member that presses the portion to be bonded to the start end of the newly fed web and bonds them with the adhesive tape interposed therebetween, and a pressing member that has already been fed as described above. A pressing mechanism that comes into contact with and separates from the web, and an edge of the pressing member, which is on an edge on the web reel side, along a direction crossing the web. The cut blade and the web that has passed through the vicinity of the cutter blade and hooked on the already fed web are hooked and moved to the base end side of the cutter blade. And a cutting member that presses toward the base end of the web to cut the web.