JP2020083457A - Film roll feeding system - Google Patents

Abstract

To provide a film roll feeding system capable of taking out a film roll packed by an outer package and automatically feeding it to a film feeding device.SOLUTION: A film roll feeding system 10 includes: an unpacking device 12 for unpacking a film roll R packed in a packing box 1; and a conveying device 14 for taking out the film roll R from the packing box 1 unpacked by the unpacking device 12, and conveying and setting the film roll R to a roll stock position SP.SELECTED DRAWING: Figure 1

Description

The present invention relates to a film roll supply system for continuously and automatically supplying film rolls to a labeling device or the like.

Conventionally, for example, Patent Document 1 discloses a film feeding device. This film delivery device is a device that delivers a strip-shaped film from a film roll formed by winding a long strip-shaped film and delivers it to, for example, a labeling device.

The film feeding device includes roll stock means for stocking a plurality of film rolls, and roll feeding means for taking out the film rolls one by one from the roll stock means and feeding the film rolls to the film feeding station. Further, the film delivery device is a film delivery device that sets a film roll supplied to a film delivery station to a roll setting position, and a band-shaped film fed from the film roll set to the roll setting position and delivered to a labeling device. The feeding means, the end portion of the belt-shaped film which has been fed from the film roll set at the roll setting position of the film feeding station, and the feeding end which is fed from the film roll newly fed to the film feeding station. And a film connecting means for connecting to the starting end of the strip-shaped film.

Japanese Patent No. 4575254

In the film feeding device of Patent Document 1 described above, as shown in FIG. 8 of the same document, while peeling off the adhesive tape that fastens the starting end portion of the film roll to the outer peripheral surface of the roll, the starting end portion can be fed out, and The corners on both sides in the width direction of the start end are cut diagonally to form a shape that is easy to connect with the end of the band-shaped film that has been sent out from the film roll set at the roll setting position of the film sending station. ing. Such peeling of the adhesive tape and cutting of the corner portion of the starting end of the strip-shaped film are conventionally performed manually by an operator who supplies the film roll to the film stock means of the film feeding device, and it is troublesome to supply the film roll. It was hanging.

Further, with the recent high-speed operation of the labeling device, the amount of the strip-shaped film delivered from the film delivery device is increasing, and therefore the film roll is frequently replaced in the film delivery device, As a result, the burden on the operator who supplies the film roll to the roll stock means has also increased. In particular, when the labeling device is operating all day long, it is necessary to continuously supply the film roll to the film feeding device all day long, which makes it difficult to secure and arrange an operator. There may be cases.

An object of the present invention is to provide a film roll supply system capable of taking out a film roll packed by an outer package and automatically supplying it to a film feeding device.

The film roll supply system according to the present invention is an unpacking device for unpacking a film roll packed with an outer package, and a film roll is taken out from the outer package unpacked by the unpacking device and conveyed to a roll stock position. And a carrying device for setting.

According to this configuration, the film roll can be automatically and continuously taken out from the exterior body by the carrying device without carrying out any manpower and carried and set at the roll stock position. Therefore, it becomes possible to supply the film roll to the film feeding device, and it is possible to save labor.

Further, in the film roll supply system according to the present invention, the film roll is housed in the outer package in a state of being contained in an inner bag, and the film roll supply system is contained in the inner bag extracted from the outer package. The film bag further comprises an inner bag opening device for opening the mouth of the inner bag, the conveying device takes out the film roll from the opened mouth of the inner bag and conveys it to the roll stock position and It is preferable to set.

According to this configuration, even when the film roll is delivered in a state of being packed in the inner bag, the film roll is taken out from the outer body and the inner bag and reliably transported and set to the roll stock position by the transport device. be able to.

Further, in the film roll supply system according to the present invention, the unpacking device includes a tape cutting station for cutting an adhesive tape that holds a flap portion of the packaging box that is the outer package, and an adhesive tape at the tape cutting station. And a flap opening station that folds the flap portion so that it remains open after being cut.

According to this configuration, the adhesive tape that holds the flap portion of the packing box is automatically cut by the tape cutting station, and then the flap opening station bends the adhesive tape so that the flap portion is kept open. The film roll can be taken out from the packaging box.

Further, in the film roll supply system according to the present invention, the inner bag opening device is opened by a plurality of suction nozzles that lift and open the mouth portion of the inner bag containing the film roll while sucking, and the suction nozzles. In addition, a plurality of opening members may be provided which are inserted into the mouth portion of the inner bag and are moved downward to expose the film roll from the mouth portion of the inner bag.

According to this configuration, even when the film roll is stored in the packing box in the inner bag, the film bag with the inner bag taken out from the packing box by the transport device is opened from the opening of the inner bag. The film roll can be exposed, and as a result, the film roll exposed from the inner bag can be taken out by the transport device and reliably transported and set to the roll stock position.

Further, in the film roll supply system according to the present invention, the transport device takes out a plurality of film rolls stacked one on another on a pallet in an unpacked state, and transports and sets them to the roll stock position. May be.

According to this configuration, not only the film rolls packed in the outer package but also the unwrapped film rolls stacked on the pallet can be supplied to the film roll supply system. The property is improved. Further, in this case, since an exterior body or the like for packaging the film roll is unnecessary, resource saving can be achieved.

Further, in the film roll supply system according to the present invention, the transport device may collect the inner bag left in the inner bag opening device after the film roll is taken out and put it into a predetermined feeding place.

According to this configuration, the inner bag remaining after the film roll is taken out can be automatically collected and put (or stored) in a predetermined place, so that the film roll supply system can be manpower-saving or unmanned. Can be planned.

Further, in the film roll supply system according to the present invention, the transport device may transport the outer package from which the film roll has been taken out to a predetermined storage location for storage.

According to this configuration, the exterior body that remains after the film roll is taken out can be automatically conveyed and stored at a predetermined storage location by the conveyance device, so that the film roll supply system can be labor-saving or unmanned. Can be planned.

According to the film roll supply system of the present invention, it is possible to take out the film roll packed by the outer package and automatically supply the film roll to the film feeding device. Therefore, it is possible to save labor in the operation of the film roll supply system. ..

1 is a plan view of a film delivery system including a film roll supply system according to an embodiment of the present invention and a film delivery device. It is a perspective view which shows the packaging box of a film roll. It is a perspective view which shows the state which opened the four flap parts of the packaging box shown in FIG. FIG. 4A is a perspective view showing a state in which a film roll with an inner bag is taken out from the packing box shown in FIG. 3 by a transfer device, and FIG. 4B is a front view showing a chuck head of the transfer device. (A)-(c) is a schematic diagram which shows a mode that the mouth of an inner bag is opened and the film roll is exposed in the inner bag opening device included in the film roll supply system. .. It is a top view of the film sending-out apparatus shown in FIG. FIG. 7 is a side view of the film feeding device shown in FIG. 6. FIG. 3 is an enlarged plan view showing a film feeding station that constitutes the film feeding device. It is a roll stock device which constitutes the film sending device, and is a front view showing a state where a roll support member is located in a roll take-out position. FIG. 10 is a front view showing a state in which the roll support member is located at a roll supply position in the roll stock device shown in FIG. 9. FIG. 3A is a plan view showing a roll supply unit that constitutes the film feeding device, and FIG. 3B is a front view showing the roll supply unit. It is a side view which shows operation|movement of the film connection apparatus which comprises the film delivery apparatus. FIG. 13 is a side view showing the operation of the film connecting device which constitutes the film feeding device, following FIG. 12. It is a side view which shows operation|movement of the film connection apparatus which comprises the film delivery apparatus following FIG. It is a side view which shows operation|movement of the film connection apparatus which comprises the film delivery apparatus following FIG. FIG. 16 is a side view showing the operation of the film connecting device which constitutes the film feeding device, following FIG. 15. FIG. 17 is a side view showing the operation of the film connecting device which constitutes the film feeding device, following FIG. 16. FIG. 18 is a side view showing the operation of the film connecting device which constitutes the film feeding device, following FIG. 17. FIG. 19 is a side view showing the operation of the film connecting device which constitutes the film feeding device, following FIG. 18. FIG. 20 is a side view showing the operation of the film connecting device which constitutes the film feeding device, following FIG. 19; FIG. 21 is a side view showing the operation of the film connecting device which constitutes the film feeding device, following FIG. 20. 1 is a plan view of a film delivery system including one film roll supply system and two film delivery devices. FIG. 2 is a plan view similar to FIG. 1, showing an example in which film rolls are supplied to a film roll supply system in a stacked state on a pallet. (A) is a top view which shows the film roll stacked on the pallet shown in FIG. 23, (b) is the longitudinal cross-sectional view.

Embodiments according to the present invention will be described in detail below with reference to the accompanying drawings. In this description, specific shapes, materials, numerical values, directions, etc. are merely examples for facilitating understanding of the present invention, and can be appropriately changed according to applications, purposes, specifications, and the like. Further, when a plurality of embodiments and modifications are included in the following, it is assumed from the beginning that the characteristic portions are appropriately combined and used.

FIG. 1 is a plan view of a film delivery system 100 including a film roll supply system 10 according to an embodiment of the present invention and a film delivery device 30. The film delivery system 100 includes a film roll supply system 10 and a film delivery device 30. The film delivery device 30 is a device that delivers a long strip of film F from a film roll R and delivers it to a labeling device (not shown). The film roll supply system 10 is a system for taking out a film roll R delivered in a state of being packed in an outer package such as a cardboard box from the outer package and setting the film roll R at a roll stock position SP of the film feeding device 30.

The film roll R is a long strip-shaped label forming base that is folded into a sheet in a state in which tubular labels made of synthetic resin such as shrink labels and stretch labels attached to bottles are continuously connected. A strip-shaped film F, which is a material, is wound around a cylindrical paper tube PP (see FIG. 5) in a roll shape. In a labeling device (not shown), the band-shaped film F fed from the film feeding device 30 is cut into a predetermined length to generate individual labels, and then each label is opened in a tubular shape and mounted on a bottle or the like. ..

As shown in FIG. 1, the film roll supply system 10 includes an unpacking device 12 and a transport device 14. The unpacking device 12 is a device for unpacking the film roll R packed in the exterior body. The transport device 14 is a device that takes out the film roll R from the exterior body unpacked by the unpacking device 12 and transports and sets it to the roll stock position SP.

FIG. 2 is a perspective view showing a packaging box of the film roll R. FIG. 3 is a perspective view showing a state where the four flap portions of the packaging box shown in FIG. 2 are opened. As shown in FIGS. 2 and 3, the film roll R is delivered to a factory in which the film delivery system 100 and the labeling device are installed while being housed in the packaging box 1 which is an exterior body.

The packing box 1 has, for example, a square shape in a top view, and has side wall portions 2 surrounding four sides. A cardboard box, for example, is preferably used as the packing box 1, but the packing box 1 is not limited to this, and a plastic container container or the like may be used. As shown in FIG. 3, the packaging box 1 has four flap portions 3a, 3b, 3c, 3d that are continuously provided on the upper edge portion of the side wall portion 2. These flap portions 3a, 3b, 3c, 3d are stopped by adhesive tapes 4a, 4b in a closed state as shown in FIG. Although not shown, the packaging box 1 has four flaps that are continuously provided on the lower edge of the side wall 2, and the adhesive tapes 4c and 4d are in a closed state. The bottom part of the packaging box 1 is formed by being stopped by.

As shown in FIG. 3, the film roll R is housed in the packing box 1 in a state of being put in the inner bag 5. Since the film roll R is thus packed in the inner bag 5 and packed in the packing box 1, the film winding end surface and the outer peripheral surface of the film roll R directly contact the inner wall surface of the packing box 1 and are damaged. Can be prevented. The inner bag 5 is preferably formed of, for example, a synthetic resin bag (for example, a vinyl bag). In the present embodiment, it is preferable that the mouth of the inner bag 5 is not blocked and is pushed into the inside of the paper tube PP of the film roll R (see FIG. 5 ).

Referring again to FIG. 1, the film roll supply system 10 includes a transfer device 16 for transferring the packaging box 1. As the transfer device 16 in the present embodiment, for example, a roller type in which a large number of rollers are arranged in parallel at a predetermined interval is preferably used. The transfer device 16 can linearly transfer the packaging box 1 along the arrow A direction by rotating and driving each roller by a drive source such as a motor.

The unpacking device 12 constituting the film roll supply system 10 includes a tape cutting station 12a and a flap opening station 12b. The tape cutting station 12a and the flap opening station 12b are installed on the transfer path of the packing box 1 by the transfer device 16.

The tape cutting station 12a includes a first tape cutting station 13a and a second tape cutting station 13b. The packing box 1 transferred to the first tape cutting station 13a by the transfer device 16 is stopped by a stopper mechanism (not shown), and in this state, the two flap portions 3a and 3c that close the upper surface of the packing box 1 are stopped. The tape 4a is cut by a cutter mechanism (not shown). It is preferable to use an ultrasonic cutter as the cutter mechanism so as not to damage the film roll R that is the content of the packaging box 1, but the cutter mechanism is not limited to this and a cutter provided with a blade may be used.

When the tape cutting in the first tape cutting station 13a is completed, the packing box 1 is transferred to the second tape cutting station 13b by the transfer device 16 and stopped by the stopper mechanism (not shown). In this state, the adhesive tape 4b holding the two flap portions 3a and 3c on the upper surface of the packaging box 1 to the side wall portion 2 is cut by a cutter mechanism (not shown). Similarly, this cutter mechanism is preferably an ultrasonic cutter. The packing box 1 from which the adhesive tape 4b has been cut at the second tape cutting station 13b is transferred to the flap opening station 12b by the transfer device 16.

In the first and second tape cutting stations 13a and 13b, in addition to the adhesive tapes 4a and 4b attached to the upper surface of the packaging box 1, the adhesive tapes 4c and 4d attached to the lower surface of the packaging box 1 are also cut. It is preferable to have a structure. As a result, it is possible to easily and surely perform the work of folding the packing box 1 which is the empty box by taking out the film roll R, which is the contents, into a flat state and storing it.

As shown in FIG. 3, the flap opening station 12b has a function of opening the upper four flaps 3a, 3b, 3c, 3d of the packaging box 1. Specifically, by moving the suction nozzles to the outside of the side wall portion 2 while lifting the flap portions 3a, 3b, 3c, 3d in a suctioned state by four suction nozzles (not shown), the flap portions 3a, 3b are moved. , 3c, 3d can be opened. In this state, the flap portions 3a, 3b, 3c, 3d are bent so as to be pressed against the side wall portion 2 of the packaging box 1 by a pressing member (not shown). As a result, the flap portions 3a, 3b, 3c, 3d are opened so that the flap portions 3a, 3b, 3c, 3d are maintained in a state of extending obliquely downward from the side wall portion 2, as shown in FIG.

As shown in FIG. 1, the packaging box 1 in which the four flap portions 3a, 3b, 3c, 3d are opened at the flap opening station 12b is transferred to a take-out position P2 by a transfer device 16 and stopped by a stopper (not shown). .. Then, at the take-out position P2, the transport device 14 takes out the film roll R with the inner bag from the packaging box 1.

The transport device 14 has a function of taking out the film roll R from the packaging box 1 unpacked by the unpacking device 12 configured by the tape cutting station 12a and the flap opening station 12b, and transporting and setting the film roll R to the roll stock position SP. In addition to this, the film roll supply system 10 in the present embodiment includes an inner bag opening device 18, and the transport device 14 mounts the film roll R with the inner bag taken out from the packing box 1 at the take-out position P2. At the mounting position P3, it has a function of transporting the inner bag opening device 18 so as to place it on the mounting table.

FIG. 4A is a perspective view showing a state in which the inner bag-containing film roll R is taken out from the packing box 1 shown in FIG. 3 by the transport device 14, and FIG. 4B is a front view showing a chuck head of the transport device 14. It is a figure.

As shown in FIG. 4A, the transfer device 14 in this embodiment is preferably configured by, for example, an articulated arm robot. The transport device 14 is provided with a chuck head 22 at the tip of the arm 20, and the chuck head 22 can chuck the film roll R containing the inner bag or the film roll R exposed from the mouth of the inner bag 5. ..

More specifically, as shown in FIGS. 4A and 4B, the chuck head 22 includes a head base 23, four inner chuck claws 24 movably provided on the head base 23, and four outer chucks. It has a claw 25. The head base 23 is provided with a drive mechanism (not shown) that drives the inner chuck claw 24 and the outer chuck claw 25 to open and close in the arrow directions. The inner chuck claw 24 is inserted into the inside of the paper tube PP of the film roll R and is opened, so that it can contact the inner surface of the paper tube PP and chuck the film roll R. The outer chuck claw 25 is capable of closing the film roll R from the outer diameter side and thereby contacting the outer peripheral surface of the roll via the inner bag 5 (or directly) to chuck the film roll R.

In the present embodiment, an example in which both the inner chuck claw 24 and the outer chuck claw 25 are provided on the chuck head 22 of the transport device 14 has been described, but the present invention is not limited to this, and only one of them (for example, The inner chuck claw 24 only) may be provided.

As shown in FIG. 4A, at the take-out position P2, the chuck head 22 of the transport device 14 chucks the film roll R containing the inner bag, and in this state, the chuck head 22 moves upward to enter the inner bag. The film roll R of is taken out from the packaging box 1. At this time, it is preferable to hold the packing box 1 by suctioning the lower surface of the packing box 1 at the take-out position P2 or by sandwiching it with a holding member (not shown) so that the packing box 1 does not lift up.

FIGS. 5A to 5C are step-by-step views of the inner bag opening device 18 included in the film roll supply system 10 in which the mouth of the inner bag 5 is opened and the film roll R is exposed. It is a schematic diagram shown in.

The film roll R with the inner bag taken out from the packing box 1 at the take-out position P2 is conveyed to the placing position P3 by the conveying device 14, and as shown in FIG. It is placed on the table 26. On the mounting table 26, for example, four cylindrical support pins 27 (only three are shown in FIGS. 5A to 5C) are erected at equal pitches in the circumferential direction. The film roll R is placed with its end face abutting on the lower surface of the film roll R via the inner bag 5.

The film roll R with the inner bag placed on the mounting table 26 at the placement position P3 is transferred to the inner bag opening device 18 by the transfer mechanism 17, as shown in FIG. As shown in FIG. 5A, the inner bag opening device 18 includes four suction nozzles 28 (only two are shown in FIGS. 5A and 5B) and four opening members 29 (FIG. 5B). ) And (c), only two are shown). Each suction nozzle 28 is vertically movable along the vertical direction, and is also movable horizontally. Each opening member 29 is also vertically movable along the vertical direction and is also movable horizontally.

As shown in FIG. 5A, with respect to the film roll R transferred to the inner bag opening device 18, each suction nozzle 28 moves downward to suck the inner bag 5 covering the upper surface of the film roll R. State. When the suction nozzles 28 move upward in this state, as shown in FIG. 5B, the inner bag 5 is lifted while changing the portion of the inner bag 5 suction-held by the suction nozzle 28, and then the suction bag 28 is sucked. When the nozzle 28 moves so as to open in the horizontal direction, the mouth portion 5a of the inner bag 5 is opened. In this state, the opening member 29 moves downward and is inserted inside the mouth portion 5a of the inner bag 5. Then, as shown in FIG. 5C, after each opening member 29 is moved to open in the horizontal direction to fully open the mouth portion 5a of the inner bag 5, each opening member 29 is moved downward. To do. As a result, the mouth portion 5a of the inner bag 5 is pushed down to the vicinity of the support pin 27 of the mounting table 26, and as a result, the film roll R is exposed from the mouth portion 5a of the inner bag 5.

After the film roll R is exposed from the open mouth portion 5a of the inner bag 5 as described above, the transfer table 17 transfers the mounting table 26 back to the mounting position P3. Then, the film roll R exposed from the inner bag 5 is chucked by the chuck head 22 of the transport device 14 and transported, and set at the roll stock position SP of the roll stock device described later.

In the film roll supply system 10 according to the present embodiment, the transport device 14 collects the inner bag 5 left on the mounting table 26 of the inner bag opening device 18 after the film roll R is taken out and puts it in a predetermined position. You may throw in the place 19. By doing so, the inner bag 5 left after the film roll R is taken out can be automatically collected and put (or stored) in a predetermined place, so that the film roll supply system 10 can be manpower-saving or Unmanned can be achieved.

Further, in the film roll supply system 10 according to the present embodiment, the transport device 14 may transport the packaging box 1 from which the film roll R has been taken out from the take-out position P2 to a predetermined storage location 15 for storage. In this way, the packaging box 1 left after the film roll R is taken out can be automatically transported to the predetermined storage location 15 by the transport device 14 and stored therein. Can be automated or unmanned.

As described above, according to the film roll supply system 10 of the present embodiment, the film roll R is automatically and continuously taken out from the packing box 1 by the transfer device 14 without any manual operation and is transferred and set to the roll stock position SP. can do. Therefore, it becomes possible to supply the film roll to the film feeding device 30, and the labor can be saved.

Further, the film roll R is stored in the packing box 1 in the inner bag 5, and the film roll supply system 10 uses the inner bag-containing film roll R taken out of the packing box 1 from the mouth of the inner bag 5. The inner bag opening device 18 for opening the portion 5a is further provided, and the transport device 14 takes out the film roll R from the mouth portion 5a of the opened inner bag 5 and transports and sets it to the roll stock position SP. Thereby, according to the film roll supply system 10 of the present embodiment, even when the film roll R is delivered in a state of being packed in the inner bag, the film roll R is taken out from the packing box 1 and the inner bag 5. The transport device 14 can reliably transport and set the roll stock position SP.

When the film roll R is packed in the packing box 1 without the inner bag, the film roll R taken out from the packing box 1 by the transport device 14 at the take-out position P2 is directly placed at the roll stock position SP. It may be transported and set.

Next, the film feeding device 30 in the present embodiment will be described with reference to FIGS. FIG. 6 is a plan view of the film feeding device 30 shown in FIG. FIG. 7 is a side view of the film feeding device 30 shown in FIG. FIG. 8 is an enlarged plan view showing the film feeding station 40 which constitutes the film feeding device 30. In FIG. 8, the X direction and the Y direction, which are orthogonal to each other in the horizontal plane, are indicated by arrows.

The film delivery device 30 delivers the strip-shaped film F from the film roll R set at the roll stock position SP of the roll stock device 32 by the above-described film roll supply system 10 and delivers it to the labeling device.

As shown in FIGS. 6 to 8, the film feeding device 30 includes a roll stock device 32 for stocking the film roll R supplied to the roll stock position SP, and a film roll R from the roll stock device 32 at the roll take-out position P4. The roll supply unit 50 that supplies the film feed station 40 provided adjacent to the roll stock device 32 and the film roll R that is supplied to the film delivery station 40 are set to the roll setting position P5. Roll setting unit 60, a film feeding unit 70 for feeding the strip-shaped film F from the film roll R set at the roll setting position P5 of the film feeding station 40 and feeding it to the labeling device, and a roll setting position P5 of the film feeding station 40. The end portion of the band-shaped film F that has been fed from the film roll R that has been set to the end, and the start end of the band-shaped film F that has been fed from the film roll R that has been newly fed to the film feeding station 40. And a film connecting device 80 for connecting to each other.

FIG. 9 is a front view showing the roll stock device 32 constituting the film feeding device 30, in which the roll support member 36 is located at the roll take-out position P4. FIG. 10 is a front view showing a state in which the roll support member 36 is located at the roll stock position SP in the roll stock device 32 shown in FIG.

As shown in FIGS. 6, 7, 9 and 10, the roll stock device 32 is rotatably supported by a support shaft 33 fixedly installed in a horizontal state, and is intermittently rotated by a drive motor 34. 35 and four roll support members 36 rotatably supported on the concentric circles of the rotary disc 35. The rotary disc 35 includes four roll support members 36 in the roll stock position SP and the roll take-out position P4. It is placed vertically so that it circulates on the vertical plane through and.

Each roll support member 36 has four support rods 37b that horizontally extend from a support disk 37a that supports the supplied film roll R on the inner peripheral surface of the paper tube PP.

Further, gear wheels 38 a and 38 b are attached to the fixed support shaft 33 and the roll support member 36, respectively, which support the rotary disk 35, and gear wheels 38 a and 38 b are attached to the support shaft 33. The gear 38b attached to the rotary shaft of each roll support member 36 meshes with the four intermediate gears 39 rotatably supported by the rotary disk 35. As a result, when the rotary disk 35 rotates in one direction, the intermediate gears 39 rotate in the same direction, and accordingly, the gears 38b rotate in the opposite direction, so that the roll support members 36 rotate in the rotary disk 35. Each roll support member 36 having four support rods 37b rotates in a direction opposite to the rotation direction of No. 3 and always maintains a predetermined posture. The drive mechanism such as the drive motor 34, the gears 38a and 38b, and the intermediate gear 39 is hidden by the cover member 31 so as not to be visible from the front side.

Further, the light emitting portion Sa of the transmissive roll detection sensor is attached to the upper frame surrounding the roll stock device 32, and the light receiving portion Sb of the roll detection sensor is attached to the support shaft 33 fixedly installed. Depending on whether or not the light emitted from the light emitting portion Sa is attached, the roll support member 36 located at the uppermost position, that is, the roll support member located before the roll take-out position P4 is attached. It is adapted to detect whether or not the film roll R is suspended on the support rod 37b of 36.

When the roll detection sensors Sa and Sb detect that the film roll R is suspended on the roll support member 36 located in front of the roll removal position P4, the roll support member 36 is taken out. Although the film is transferred to the position P4 and stopped, the film roll R cannot be taken out from the roll support member 36 unless it is detected that the film roll R is hung on the roll support member 36. The position P4 is passed.

In addition, although the case where the roll stock device 32 has four roll supporting members 36 has been described above, the present invention is not limited to this, and a plurality of roll supporting members 36 such as two or three may be provided. Good. Further, although the case where the roll stock position SP is one is described above, the present invention is not limited to this, and the roll stock position SP where the film roll R is set by the film roll supply system 10 described above is taken out from the roll. It may be anywhere other than the position P4. Further, the roll stock device 32 may be provided with only one roll supporting member 36. In this case, it is not necessary to rotate the roll supporting member 36, so that the roll stocking device 32 may be fixedly installed. The stock position SP is the same position.

FIG. 11A is a plan view showing the roll supply unit 50 that constitutes the film feeding device 30, and FIG. 11B is a front view showing the roll supply unit 50. As shown in FIGS. 8 and 11A and 11B, the roll supply unit 50 moves in the Y direction in the film feeding station 40, and in the X direction on the base member 52. A column 54 and a roll holder 56 attached to the column 54 are provided. By appropriately moving the base member 52 and the column 54, the roll holder 56 can be moved between the roll take-out position P4 and the roll set position P5 via a setup position P6 described later. There is.

The roll holder 56 has, for example, six chuck claws 56a that can be inserted into the paper tube PP of the film roll R, and opens and closes the six chuck claws 56a inserted into the paper tube PP of the film roll R. As a result, the paper tube PP of the film roll R can be clamped or unclamped.

Therefore, after moving the roll holder 56 to the roll take-out position P4 and inserting the chuck claw 56a of the roll holder 56 into the paper tube PP of the film roll R suspended from the roll support member 36, the paper of the film roll R is inserted. When the roll holder 56 is moved in the direction in which it is separated from the roll supporting member 36 while the pipe PP is clamped, the film roll R suspended from the roll supporting member 36 can be taken out. When the chuck claw 56a of the roll holder 56 is inserted into the paper tube PP of the film roll R suspended from the roll support member 36, the chuck claw 56a is inserted between the four support bars 37b. The positional relationship between the two is set.

As shown in FIGS. 11A and 11B, a reflective roll detection sensor 58 having a light emitting portion and a light receiving portion is attached to the column 54, and the tip of each chuck claw 56a is attached. A reflection mirror (not shown) that reflects the light emitted from the light emitting portion of the roll detection sensor 58 toward the light receiving portion of the roll detection sensor 58 is attached to the outer surface side. Thereby, at the roll take-out position P4, when the chuck claw 56a is inserted into the paper tube PP of the film roll R suspended by the roll support member 36, the light emitted from the light emitting portion of the roll detection sensor 58 is received. When the light is no longer received by the unit, it is detected that one end surface of the film roll R is located at the detection position.

Then, based on the position of one end surface of the film roll R detected in this way and the paper tube width data of the film roll R which is input in advance by the operator, the other end surface of the film roll R is By calculating the position, the suspended position of the film roll R suspended on the roll support member 36 is grasped, and the chuck that has entered the paper tube PP of the film roll R according to this suspended position. By adjusting the stop position of the claw 56a, the chuck claw 56a is always inserted into the film roll R by a predetermined amount.

Further, when the roll holder 56 clamps the paper tube PP of the film roll R suspended by the roll support member 36, the rotary disk 35 of the roll stock device 32 described above slightly rotates, and accordingly, the roll. Since the four support rods 37b of the roll support member 36 located at the take-out position P4 are slightly lowered, the support rods 37b of the roll support member 36 that suspends the film roll R at the roll take-out position P4, The film roll R is separated from the inner peripheral surface of the paper tube PP.

As shown in FIGS. 6, 7 and 8, the roll setting section 60 includes a base member 61 that moves in the Y direction within the film feeding station 40 so as to be retracted from the roll setting position P5, and the base member 61. A column 62 provided upright on the member 61, and a roll holder 63 that is rotatably attached to the column 62 and holds the film roll R are configured. Like the roll holder 56 of the roll supply unit 50 described above, the roll holder 63 clamps the film roll R by opening and closing, for example, six chuck claws 63a inserted into the paper tube PP of the film roll R. , Can be unclamped. A drive mechanism including a roll driving motor 64 that rotationally drives the roll holder 63, which is a component of the film feeding unit 70, is attached to the column 62.

As shown in FIG. 6, FIG. 7 and FIG. 8, the film feeding unit 70 is a roll driving motor 64 for rotating the film roll R set at the roll setting position P5 by the roll setting unit 60, and is fed from the film roll R. A pair of upper and lower film feeding rollers 72 for sandwiching and feeding the stripped film F to the labeling device, and a drive mechanism having a servo motor 73 for driving the film feeding roller 72, and a fan installed upstream of the film feeding roller 72. An air dancer unit 74 having an air passage 74a and a plurality of fixed rollers 75a installed on the downstream side of the film feeding roller 72, and an accumulation unit 75 having a plurality of movable rollers 75b moving up and down between the fixed rollers 75a. Equipped with.

During feeding of the strip-shaped film F, the servo motor 73 is controlled so that the movable roller 75b of the accumulation unit 75 is always held at a predetermined height position, and the strip-shaped film hanging in the air passage 74b of the air dancer unit 74 is controlled. By controlling the roll driving motor 64 according to the lower end position of F, the strip-shaped film F is delivered to the labeling device side at the delivery speed required by the labeling device side, fluctuations in the delivery speed of the strip-shaped film F and the film roll. The film roll R is adapted to rotate following the fluctuation of the feeding speed of the strip-shaped film F accompanying the fluctuation of the outer diameter of R.

When the feeding operation of the strip-shaped film F is temporarily stopped during the operation of the labeling device such as when the strip-shaped film F is connected, the strip-shaped film F stored in the accumulation unit 75 is pulled out to the labeling device side. Then, the movable roller 75b of the accumulation unit 75 gradually rises.

As shown in FIGS. 6, 7 and 8, the film connecting device 80 feeds the strip-shaped film F from the new film roll R supplied to the setup position P6 in the film feeding station 40, and overlaps the start end portion thereof. A set-up unit 81 that positions the start end of the strip-shaped film F in a separated state at a predetermined film standby position adjacent to the delivery path of the strip-shaped film F while separating the mating portions from each other, and is set at the roll setting position P5. The first cutting unit 82 for cutting the end portion of the strip-shaped film F sent from the film roll R at a predetermined position, and the end portion of the strip-shaped film F cut by the first cutting unit 82 are sent out of the strip-shaped film F. After the film is positioned at the film connection position set in the path, the starting end of the band-shaped film F before being positioned at the film standby position is transferred to the band-shaped film F transfer path together with the roll holder 56 of the roll supply unit 50. By the transfer at the film connection position where the end portion of the strip-shaped film F cut by the first cutting unit 82 is positioned, the end portion of the strip-shaped film F that has been sent out is sandwiched by the start end portion of the strip-shaped film F that has not been sent out. In the unit 83 and the film connection position, the overlapping portions of the two band-shaped films F and F are connected to each other in a state where the end portion of the band-shaped film F that has been fed is sandwiched by the start end portion of the band-shaped film F that has not been fed. And a connection unit 84.

Subsequently, the configuration and operation of the above-described film connecting device 80 will be described in detail with reference to FIGS. 12 to 21 are views showing the operation of the film connecting device 80 constituting the film feeding device 30 step by step. 12 to 18, a side view is shown in the upper stage and a plan view is shown in the lower stage, and FIGS. 19 to 21 are only the plan views.

As shown in FIG. 12, the film connecting device 80 includes a film fastening tape peeling device 99 as a part of the setup unit 81, and the film fastening tape peeling device 99 has a peeling unit 85. The peeling unit 85 peels off the adhesive tape T holding the starting end portion F1 which is the feeding end portion of the strip film F wound around the film roll R set at the setup position P6 on the outer peripheral surface of the roll, and then starts The part F1 is fed out from the film roll R.

The film fastening tape peeling device 99 further includes a moving head 87, and the peeling unit 85 is movably connected to the moving head 87. The moving head 87 can be driven in the X direction by a driving device 86 driven by, for example, a linear actuator. The moving head 87 has a built-in air cylinder driven by, for example, compressed air, whereby the peeling unit 85 is connected to the moving head 87 so as to be movable in the Z direction.

The peeling unit 85 includes an insertion plate 88 formed in a substantially V shape in plan view, and a peeling plate 89 arranged along the lower surface of the insertion plate 88 and rotatably provided with respect to the insertion plate 88. And a pair of pressing members 90 that are installed above the insertion plate 88 and that move in the Z direction so as to advance and retreat with respect to the two tip portions of the insertion plate 88 that is substantially V-shaped. Since the distal end of the peeling plate 89 is formed to have substantially the same shape as one of the two distal ends of the insertion plate 88, they are in a state of being overlapped with each other in a substantially same contour in a plan view.

As shown in FIG. 12, the peeling unit 85 is moved in the arrow X1 direction by the driving device 86, and the two leading ends of the insertion plate 88 are set to the start end of the film roll R set at the setup position P6 as shown in FIG. Insert F1 on both sides of the adhesive tape T holding it. In this state, the pair of pressing members 90 are moved downward in the direction of arrow Z1 to press the starting end portion F1 of the strip-shaped film F against the two leading end portions of the insertion plate 88.

Then, as shown in FIG. 14, the peeling plate 89 is swung in the direction of arrow C with respect to the insertion plate 88. Then, as shown in FIG. 15, the tip end of the peeling plate 89 passes under the adhesive tape T that holds the starting end portion F1 of the strip film F, so that the adhesive tape T moves from the outer peripheral surface of the film roll R. It is peeled off.

Then, the peeling unit 85 is moved upward in the arrow Z2 direction, and the starting end portion F1 of the strip film F is lifted. At this time, since the starting end portion F1 is pressed against the two distal end portions of the insertion plate 88 by the pair of pressing members 90, the starting end portion F1 can be separated from the outer peripheral surface of the film roll R, and as a result, the adhesiveness is increased. This can be achieved by surely peeling off the tape T.

Subsequently, as shown in FIG. 16, the peeling unit 85 is moved in the arrow X2 direction together with the driving device 86 and the moving head 87 by a moving mechanism (not shown). At this time, it is preferable to rotationally drive the roll holder 56 that clamps and holds the film roll R, so that the band-shaped film F can be smoothly fed out. Then, as shown in FIG. 17, after the film roll R makes about one rotation and the strip-shaped film F for about one round is fed out, the peeling unit 85 stops.

As shown in FIG. 18, the film connecting device 80 further includes a suction unit 91, a cutting positioning sensor 92, a second cutting unit 93, a film starting end position detecting sensor 94, and a film ending positioning sensor 95.

The suction unit 91 sucks the starting end portion F1 of the strip-shaped film F fed from the film roll R at the setup position P6 by a pair of upper and lower nozzles 91a and 91b, so that the film portions facing each other at the leading end of the starting end portion F1. Has a function of separating.

The cutting positioning sensor 92 is provided at an upper (or lower) position facing the starting end portion F1 of the strip-shaped film F fed from the film roll R at the setup position P6. When the cutting position sensor 92 cuts the starting end portion F1 of the band-shaped film F by the second cutting unit 93, the cutting positioning sensor 92 detects a mark provided on each label by printing or the like on the band-shaped film F, and based on the detection result. This is for determining the position of the starting end portion F1 of the strip film F with respect to the second cutting unit 93.

The second cutting unit 93 is provided so as to be movable in the Y direction with respect to the strip film F unwound from the film roll R at the setup position P6. The second cutting unit 93 has a function of cutting the starting end portion F1 of the strip film F into an L shape. Here, the “L-shape” means a shape in which the starting end portion F1 of the strip-shaped film F is cut in the width direction orthogonal to the longitudinal direction, and one corner portion in the width direction is obliquely cut. In this way, when the second cutting unit 93 is configured to obliquely cut only one side corner of the starting end portion F1 of the band-shaped film F, when both side corners in the width direction of the starting end portion F1 are cut obliquely. In FIG. 8(a) of Patent Document 1, when the width (or folding diameter) of the belt-shaped film F is changed, it is necessary to replace or adjust the parts. Then, it is possible to deal with the second cutting unit 93 without replacing or adjusting the parts.

The film starting end position detection sensor 94 has a function of detecting the leading end position of the starting end portion F1 of the strip film F cut by the second cutting unit 93. The film start position detection sensor 94 is provided so as to move together with the second cutting unit 93.

As shown in FIG. 18, based on the detection result of the cutting positioning sensor 92, the driving device 86 is driven to move the peeling unit 85 in the arrow X2 direction via the moving head 87. Thus, the position of the second cutting unit 93 with respect to the starting end portion F1 of the strip-shaped film F fed by the peeling unit 85, that is, the cutting position of the starting end portion F1 of the strip-shaped film F is determined.

In this state, as shown in FIG. 19, the second cutting unit 93 and the film start end position detection sensor 94 are moved in the direction of the arrow Y1, and the second cutting unit 93 is operated to make the start end F1 of the strip film F into an L shape. Cut into pieces. The starting end portion F1 of the strip-shaped film F cut by the second cutting unit 93 is sucked by the nozzles 91a and 91b of the suction unit 91 and opened up and down, so that the film portions facing each other at the starting end portion F1 are separated from each other. The diagonally cut corner is opened.

Further, as shown in FIGS. 18 and 19, in the film delivery station 40, the end portion F2 of the strip-shaped film F delivered from the film roll R set at the roll set position P5 (see FIG. 6) is the first cutting unit. It is cut by 82 along the width direction. After the end portion F2 of the strip-shaped film F is cut, the delivery of the strip-shaped film F to the accumulation unit 75 is stopped, and as a result, the tip of the end portion F2 of the strip-shaped film F reaches the film connection position P7 as shown in FIG. Positioned. As described above, in order to stop the delivery of the strip film F in a state where the tip of the end portion F2 of the strip film F is positioned at the film connection position, the strip film F is provided so as to face the end portion F2 of the strip film F. The detection result of the film end positioning sensor 95 that detects the mark attached to each label is used. The paper tube PP of the film roll R that has finished feeding the strip-shaped film F is removed from the roll holder 63 of the roll setting section 60 by a paper tube removing mechanism (not shown) and is collected in a predetermined storage place (not shown). It

On the other hand, as shown in FIG. 20, the starting end portion F1 of the strip-shaped film F fed from the film roll R at the setup position P6 is returned in the arrow X1 direction so that the leading end of the starting end portion F1 is aligned with the film connection position P7. It At this time, the detection result of the film start end position detection sensor 94 is used for the positioning of the leading end of the start end portion F1. Specifically, the roll holder 56 rotates the film roll R at the setup position P6 to rewind the strip-shaped film F until the film start-edge position detection sensor 94 detects the tip of the start end portion F1 of the strip-shaped film F.

Note that, as shown in FIG. 20, the starting end piece of the strip-shaped film F cut by the second cutting unit 93 is transferred by the peeling unit 85 in the arrow X2 direction and discarded.

When the leading end of the starting end portion F1 of the strip-shaped film F fed from the film roll R at the setup position P6 is aligned with the film connection position P7, the second cutting is performed by the transfer unit 83 (see FIG. 8) as shown in FIG. The unit 93 and the suction unit 91 are moved forward toward the film feeding path. At this time, the film roll R held by the roll holder 56 at the setup position P6 is transferred to the roll holder 63 at the roll setting position P5. As a result, the tip end of the end portion F2 of the band-shaped film F that has been delivered is inserted from the diagonally cut corner portion of the start end portion F1 opened by the suction unit 91, and the two end portions of the start end portion F1 that constitute the tip end are inserted. The front end of the end portion F2 of the strip film F is sandwiched between the film portions.

Then, the starting end portion F1 of the band-shaped film F before feeding and the terminal end portion F2 of the band-shaped film F that has been fed are connected by the connection unit 84 (see FIG. 8) by the connecting unit 84 (see FIG. 8). The T-shaped films are connected to each other and are bonded to each other, whereby the joining of the band-shaped films F is completed. In this state, the driving of the film delivery roller 72 (see FIG. 7) is restarted, and the delivery of the strip film F to the accumulation unit 75 is restarted.

As described above, according to the film feeding device 30 of the present embodiment, the film roll R supplied to the roll stock position SP in the state where the starting end portion F1 is fastened to the roll outer peripheral surface by the adhesive tape T is used as the film feeding station. The film feeding operation can be restarted by handing over the film 40 to the end portion F2 of the band-shaped film F that has been fed and the starting end F1 of the band-shaped film F of the film roll R that has been newly fed. Therefore, according to the film delivery device 30, it is possible to perform automatic operation by saving manpower or unmanning.

The present invention is not limited to the above-described embodiments and modifications thereof, and various modifications and improvements can be made within the scope of the matters described in the claims of the present application.

In the above, the example in which the film roll R is supplied to the single film feeding device 30 by the single film roll supply system 10 has been described, but the present invention is not limited to this. For example, as in the film delivery system 100A shown in FIG. 22, the film roll R may be supplied to the two film delivery devices 30a and 30b by one film roll supply system 10. In this case, for example, an articulated arm robot that transports the packaging box 1 to the storage location 15 and the inner bag 5 to the loading location 19 separately from the transport device 14a that supplies the film roll R to the film delivery devices 30a and 30b. You may install the conveyance apparatus 14b which consists of.

Further, in the above description, an example in which the packaging box 1 is unpacked, the film roll R with the inner bag is taken out, and then the film roll R is taken out from the inner bag 5 and supplied to the film delivery device 30, has been described. It is not limited. For example, as shown in FIG. 23, the transport device 14 takes out a plurality of film rolls R stacked on the pallet 6 one by one in an unpacked state, and transports and sets them to the roll stock position SP. May be In this case, it is preferable to interpose a flexible sheet material 7 between the film rolls R stacked on the pallet 6 as shown in FIGS. As a result, it is possible to prevent or suppress damage to the film due to direct contact between the end faces of the film rolls R stacked up and down. As described above, the transport device 14 supplies not only the film rolls R packed in the packing box 1 but also the unwrapped film rolls R stacked on the pallet 6, thereby providing a film roll supply system. The versatility of 10 is improved. Further, in this case, since a packing box or an inner bag for packing the film roll R is not necessary, resource saving can be achieved. When the plurality of film rolls R are stacked on the pallet 6 and delivered to the factory, the plurality of film rolls R are wrapped with a synthetic resin band-shaped wrap material and packed. Alternatively, it may be packed by being covered with an outer bag made of synthetic resin. In such a case, an outer body such as a band-shaped wrap material or an outer bag is manually put, the carrier device 14, or another It is preferable to unpack and supply the film roll supply system 10 by the unpacking device.

Further, in the above, the strip-shaped film F is formed from the film roll R obtained by winding the long strip-shaped film F folded into a sheet in a state where the tubular labels are continuously connected to each other around the paper tube PP in a roll shape. Although the film feeding device for feeding and feeding the film to the labeling device has been described, the present invention is not limited to this, and the present invention can be applied to various film feeding devices for feeding and feeding a simple strip-shaped film from a film roll.

Further, in the above description, the case where the film roll R in which the long strip-shaped film F is wound around the paper tube PP in a roll shape is used has been described, but the present invention is not limited to this and the film roll without the paper tube is used. The present invention can be applied to the case of using.

1 packing box (exterior body), 2 side wall part, 3a, 3b, 3c, 3d flap part, 4a, 4b, 4c, 4d, T adhesive tape, 5 inner bag, 5a mouth part, 6 pallet, 7 sheet material, 10 Film roll supply system, 12 unpacking device, 12a tape cutting station, 12b flap opening station, 14,14a, 14b transport device, 15 storage place, 16 transfer device, 17 transfer mechanism, 18 inner bag opening device, 19 loading place, 20 arm, 22 chuck head, 23 head base, 24 inner chuck claw, 25 outer chuck claw, 26 mounting table, 27 support pin, 28 suction nozzle, 29 opening member, 30, 30a, 30b film feeding device, 31 cover member, 32 roll stock device, 33 support shaft, 34 drive motor, 35 rotary disc, 36 roll support member, 37a support disc, 37b support rod, 38a, 38b gear, 39 intermediate gear, 40 film feeding station, 50 roll supply section, 52 , 61 base member, 54, 62 column, 56, 63 roll holder, 56a, 63a chuck claw, 58 roll detection sensor, 60 roll setting section, 64 roll driving motor, 70 film feeding section, 72 film feeding roller, 73 servo Motor, 74 Air dancer unit, 74a Fan, 74b Air passage, 75 Accumulation unit, 75a Fixed roller, 75b Movable roller, 80 Film connection device, 81 Setup unit, 82 First cutting unit, 83 Transfer unit, 84 Connection unit, 85 Peeling unit, 86 driving device, 87 moving head, 88 insertion plate, 89 peeling plate, 90 pressing member, 91 suction unit, 91a, 91b nozzle, 92 cutting positioning sensor, 93 second cutting unit, 94 film start end position detection sensor, 95 film end positioning sensor, 99 film fastening tape peeling device, 100, 100A film delivery system, F band film, F1 start end, F2 end, P1 supply position, P2 takeout position, P3 placement position, P4 roll takeout position, P5 roll set position, P6 setup position, P7 fill Connection position, PP paper tube, R film roll, SP roll stock position, light emitting part of Sa roll detecting sensor, light receiving part of Sb roll detecting sensor.

Claims (5)

An unpacking device that unpacks the film roll packed with the exterior body,
A film roll supply system, comprising: a transfer device that takes out a film roll from the outer package unpacked by the unpacking device, and transfers and sets the film roll to a roll stock position. The film roll is stored in the outer body in a state of being contained in an inner bag,
The film roll supply system further includes an inner bag opening device that brings the inner bag-containing film roll taken out from the outer package into a state in which the mouth portion of the inner bag is opened, and the transfer device is opened. The film roll supply system according to claim 1, wherein the film roll is taken out from the mouth portion of the inner bag and conveyed and set to the roll stock position. The unpacking device is a tape cutting station that cuts the adhesive tape that holds the flap portion of the packaging box that is the exterior body, and a state in which the flap portion is opened after the adhesive tape is cut at the tape cutting station. 3. A film roll supply system according to claim 1 or 2, including a flap opening station that folds to maintain. The inner bag opening device is inserted into a plurality of suction nozzles that lifts and opens the mouth of the inner bag containing the film roll while sucking, and the mouth of the inner bag opened by the suction nozzles. The film roll supply system according to claim 2 or 3, further comprising a plurality of opening members that bring the film roll to an exposed state from the mouth of the inner bag by moving downward. The transport device takes out one by one a plurality of film rolls stacked on a pallet in an unpacked state, and transports and sets the film rolls to the roll stock position. The film roll supply system described.

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