JP5965263B2 - Long body joining device and method - Google Patents

Description

  The present invention relates to a long body joining apparatus and a method for joining long bodies.

Conventionally, when a long body such as a roll label runs short or runs out during work, it is automatically long to solve the inconvenience of stopping the machine and manually joining the long body. An apparatus for connecting bodies is known (for example, see Patent Document 1).
In the apparatus described in Patent Document 1, an end of a first roll label (elongate body) in use is fixed to one of a pair of vacuum plates, and the fixed end is fixed to the other vacuum plate. A structure is adopted in which the end region of the first roll label is cut by a cutting mechanism after the tip regions of the two-roll label are bonded and fixed together.

Japanese Patent Laid-Open No. 3-102057

By the way, in the structure of the said patent document 1, in preparation for fixing the edge part of the 2nd roll label joined together to a vacuum plate, the front-end | tip area | region of a 2nd roll label is located and fixed between a pair of vacuum plates. Work is required. However, the vicinity of the pair of vacuum plates tends to be crowded with members constituting the apparatus, so that the work space is narrow, and it is difficult to perform the work of fixing the tip region of the second roll label to the vacuum plate.
In addition, because the operator puts his hands inside the crowded device and fixes the tip region of the second roll label to the vacuum plate, the second roll label is fixed at a position shifted from the regular pass line, There is also a disadvantage that the second roll label is joined in a bent state with respect to the first roll label.
An object of the present invention is to provide a long body joining device and a method thereof that can easily prepare for joining long bodies.
Another object of the present invention is to provide a connecting device and a method for a long body that can connect another long body to an accurate position with respect to the preceding long body.

In order to achieve the above object, the long body joining device according to the present invention includes a first long body and a second long body in a rear end region of one of the first long body and the second long body. A long-body joining device that joins the other tip end region of the scale body with a joining tape, wherein the first steering means supports the first long body so that it can be fed out, and the second A second steering means for supporting the elongate body so as to be able to pay out; a holding means capable of holding the tip end area together with the connecting tape; and a connecting tape held by the holding means in the rear end area. Pasting means that abuts against the pasting means and holds the tip region and the connecting tape, and a specific or non-separating position spaced from the pasting position. A holding part that can be moved to a specific position If the provided attaching position, and a holding frame that holds the holding member removably adopts a configuration that.

At this time, in the long body joining device of the present invention, it is preferable that the holding means includes a positioning means for positioning the holding member on the holding frame .

On the other hand, the long body joining method of the present invention is configured such that either one of the first long body and the second long body is provided in the rear end region of one of the first long body and the second long body. Is a joining method of a long body that joins the leading end region of the connecting portion with a joining tape, and is provided at a pasting position facing a pasting means that abuts the joining tape in contact with the rear end portion region . Remove the holding member from the holding frame, the step of holding the tip region in a specific or non-specific location spaced from the attachment position in the holding member together with the joint tape, the tip region and the splice tape a step of holding the held holding member in the holding frame, a connecting tape held by the holding member attached is brought into contact with the rear end region, the tip region on the rear end region The process of joining To, have adopted the configuration that.

According to the present invention as described above, the holding member is moved to the pasting position facing the pasting means and the specific or unspecified position apart from the pasting position while holding the tip region and the connecting tape. Since it is provided as possible, the work for holding the tip region and the connecting tape on the holding member can be performed outside the connecting device for the long body, that is, in a wide working space, and preparation for joining the long body is performed. It can be done easily.
Further, since the front end region and the connecting tape can be held by the holding member in a wide work space, the front end region can be prevented from being fixed at a position deviated from the normal pass line, and the rear end region On the other hand, the tip end region can be connected to an accurate position.

  At this time, by providing the positioning means, the tip end region and the connecting tape can be surely positioned at the affixing position, and the first elongated body and the second elongated body are bent and joined together. It can be surely prevented.

The schematic side view which shows the joining apparatus which concerns on one Embodiment of this invention. (A), (B) is operation | movement explanatory drawing of the cutting | disconnection means vicinity of the joining apparatus of FIG.

Hereinafter, a long body joining device according to an embodiment of the present invention will be described with reference to FIGS. 1 and 2.
In this embodiment, for example, when directions such as up, down, left, right, front, and back are indicated, all of FIG. When viewed from the appropriate orientation), the top, bottom, left, and right directions are parallel to the page, the front is the front direction orthogonal to the page, and the back is the back direction orthogonal to the page. To do.

[Configuration of splicing device]
In FIG. 1, the joining device 1 includes a first adhesive sheet AS <b> 1 in a rear end region of one of the first adhesive sheet AS <b> 1 as a first long body and the second adhesive sheet AS <b> 2 as a second long body. And a first support roller 12A as a first feeding means for supporting the first adhesive sheet AS1 so as to be fed out, and a device for joining the other tip end region of the second adhesive sheet AS2 with a joining tape JT. The second supporting roller 12B as second feeding means for supporting the second adhesive sheet AS2 so that the second adhesive sheet AS2 can be fed, and the holding means 20 capable of holding the tip region of the first or second adhesive sheet AS1, AS2 together with the connecting tape JT. And an attaching means 30 for attaching the connecting tape JT held by the holding means 20 to the rear end region of the first or second adhesive sheet AS1, AS2. The cutting means 40 for cutting the rear end side of the joined first or second adhesive sheet AS1, AS2 in the rear end region of the joined portion and the remaining amount of the first adhesive sheet AS1 is reduced. The sheet decrease detecting means 50 capable of detecting the sheet, the sheet presence / absence detecting means 60 capable of detecting the absence of the first adhesive sheet AS1 or the cutting of the first adhesive sheet AS1, and a plurality of guide rollers 70 are provided. The driving roller DR driven by the rotation motor DM as a driving device, the pinch roller PR sandwiching the first or second adhesive sheet AS1, AS2 between the driving roller DR, and the right-hand side of the driving roller 14 The first and second adhesive sheets AS1, in the sheet feeding mechanism composed of the dancer roller DN disposed between the guide roller 70 and the guide roller 70 S2 feeding are arranged in a direction upstream of.
The first and second adhesive sheets AS1 and AS2 are formed by laminating first and second adhesive layers AD1 and AD2 on one surface of the first and second base sheet BS1 and BS2, respectively. The adhesive layer AD is laminated on one surface of the base tape BT.

  The first support roller 12A and the second support roller 12B are supported by both ends of the support arm 12 supported by the output shaft 11A of the rotation motor 11 that is a drive device.

The holding means 20 includes a pressure reducing means 21 such as a pressure reducing pump and a vacuum ejector, a holding frame 22 connected to the pressure reducing means 21 via a pipe 21A and arranged oppositely below the sticking means 30, and a pressure reducing pressure via an extendable hose 21B. A holding member 23 connected to the means 21 and detachably attached to the holding frame 22.
The holding frame 22 has a mounting recess 22A and a plurality of holes 22B as positioning means for engaging and detaching the holding member 23 on the upper surface, a suction port (not shown) provided in the mounting recess 22A and communicating with the pressure reducing means 21, and a suction A push button 22 </ b> C capable of blocking communication between the mouth and the decompression means 21 is provided.
The holding member 23 is engaged with the connecting tape JT on the upper surface, and a recess 23A serving as a connecting tape positioning means for positioning the connecting tape JT, and an intake port provided in the recess 23A and communicating with the pressure reducing means 21 23B, a push button 23C provided on a side surface of the holding member 23 and capable of blocking communication between the air inlet 23B and the decompression means 21, and a plurality of positioning pins 23D provided on the lower surface of the holding member 23. With such a configuration, the holding member 23 has a pasting position PS1 shown by a solid line in FIG. 1 facing the pasting means 30, and a specific or unspecified position shown by a double dotted line in FIG. 1, for example, separated from the pasting position PS1. It is provided to be movable to PS2.

  The affixing means 30 is supported by a linear motion motor 31 as a drive device disposed oppositely above the holding means 20 and an output shaft 31A of the linear motion motor 31, and a lower surface thereof can abut on an upper surface of the holding member 23. A contact member 32. The abutting member 32 is formed of a member whose bottom surface can be elastically deformed, and can incorporate heating means (not shown) such as a coil heater or an infrared heater inside or outside thereof.

  The cutting means 40 includes a linear motion motor 41 as a drive device, a support member 42 supported by the output shaft 41A of the linear motion motor 41, and a plurality of shafts 43 provided slidably on the support member 42. A pair of pressing plates 44 provided on the lower surface of the shaft 43, a coil spring 45 for biasing the pressing plate 44 downward, a cutting blade 46 provided between the pair of pressing plates 44, and a linear motion motor 41 is provided with a linear motion motor 47 as a driving device disposed on the lower rear side of 41, and a tape receiving plate 48 supported by a slider 47A of the linear motion motor 47 and having a cutter groove 48A on its upper surface.

  The sheet decrease detection unit 50 is configured by imaging units such as projectors 51 and 52 and a camera, and the sheet presence / absence detection unit 60 is also configured by imaging units such as projectors 61 and 62 and a camera.

[Operation of splicing device]
Next, the operation of the splicing device 1 in the present embodiment will be described with reference to the drawings.
First, after the operator supports the first adhesive sheet AS1 on the first support roller 12A and passes the first adhesive sheet AS1 as shown by the double chain line and the solid line in FIG. 1, the sheet feeding mechanism rotates. The motor DM is driven to start feeding the first adhesive sheet AS1. Then, while the first adhesive sheet AS1 is being fed, the operator supports the second adhesive sheet AS2 on the second support roller 12B, and then operates the push button 22C to operate the pressure reducing means 21 and a holding frame (not shown). The communication with the suction port 22 is blocked, the holding member 23 is removed from the holding frame 22, and the holding member 23 is moved to a position PS2 which is a specific or unspecified wide work space separated from the application position PS1.

  Next, the operator operates the push button 23C of the holding member 23 to block the communication between the decompression means 21 and the air inlet 23B, and places the connecting tape JT in the recess 23A so that the adhesive surface is on the upper side. After that, the push button 23C is operated again to connect the pressure reducing means 21 and the air inlet 23B, and the connecting tape JT is sucked and held in the recess 23A.

  Thereafter, the operator pulls out the second adhesive sheet AS2 and adheres the tip end region thereof to a substantially half region of the connecting tape JT. Next, after the operator engages the holding member 23 holding the tip region of the second adhesive sheet AS2 together with the connecting tape JT into the mounting recess 22A of the holding frame 22, the operator operates the push button 22C to reduce the pressure reduction means 21. And a suction port of the holding frame 22 (not shown) are communicated, and the holding member 23 is sucked and held by the holding frame 22. Thereby, the preparation for joining the first adhesive sheet AS1 and the second adhesive sheet AS2 is completed.

  Then, when the sheet decrease detecting means 50 detects that the remaining amount of the first adhesive sheet AS1 has decreased, the sticking means 30 drives the linear motion motor 31, and the contact member 32 as shown in FIG. Is lowered to bond the end region of the first adhesive sheet AS1 to the connecting tape JT. At the same time, the cutting means 40 drives the linear motion motor 47, moves the tape receiving plate 48 to a position below the first adhesive sheet, and then drives the linear motion motor 41, as shown in FIG. The first adhesive sheet AS1 is sandwiched between the pressing plate 44 and the tape receiving plate 48, and the first adhesive sheet AS1 is cut by the cutting blade 45.

Thereafter, the sticking means 30 and the cutting means 40 drive the linear motion motors 31 and 41 to raise the abutting member 32 and the pressing plate 44. At the same time, the cutting means 40 drives the linear motion motor 47 and the first adhesion is performed. The tape receiving plate 48 is moved from the lower position of the sheet AS1.
Next, the rotation motor 11 is driven, the support arm 12 is rotated 180 ° clockwise in FIG. 1, the second adhesive sheet AS2 is positioned upward, and the second adhesive sheet AS2 is fed out by the sheet feeding mechanism. Will be.
During the connecting operation as described above, the dancer roller DN is raised, and the feeding of the first adhesive sheet AS1 by the sheet feeding mechanism is not stopped.
When the joining operation is completed, the joining device 1 informs the worker that the joining operation has been completed by a notifying device such as a lamp or a buzzer (not shown), and the worker is moved downward. Residues such as the paper tube of the first adhesive sheet AS1 remaining on the roller 12A are removed, and a new first adhesive sheet AS1 is supported by the first support roller 12A, and the tip is held by the holding member 23 in the same manner as described above. Let me. Thereby, next time, a joining operation for joining the leading end region of the first adhesive sheet AS1 to the trailing end region of the second adhesive sheet AS2 is performed, and thereafter the same operation as described above is repeated.

  The connecting operation is also started when the sheet presence / absence detecting means 60 detects that the first adhesive sheet AS1 has been cut or the final end of the first adhesive sheet AS1 has passed.

According to this embodiment as described above, the following effects are obtained.
That is, in the state where the tip end region of the first or second adhesive sheet AS1, AS2 and the connecting tape JT are held, the application position PS1 facing the application unit 30 and the specific or unspecified distance from the application position PS1. Since the holding member 23 is movably provided at the position PS2, the work of holding the tip end region of the first or second adhesive sheet AS1, AS2 and the connecting tape JT on the holding member 23 is performed outside the connecting device 1. That is, it can be performed in a wide working space, and the preparation for joining the first adhesive sheet AS1 and the second adhesive sheet AS2 can be easily performed.
In addition, since the front end region of the first or second adhesive sheet AS1, AS2 and the connecting tape JT can be held by the holding member 23 in a wide work space, the front end region is shifted from the regular pass line. It is possible to prevent the tip end region from being fixed, and the tip end region can be joined to the rear end region at an accurate position.

[Modification]
As described above, the best configuration, method and the like for carrying out the present invention have been disclosed in the above description, but the present invention is not limited to this. That is, the invention has been illustrated and described with particular reference to certain specific embodiments, but without departing from the spirit and scope of the invention, Various modifications can be made by those skilled in the art in terms of material, quantity, and other detailed configurations. In addition, the description limited to the shape, material, etc. disclosed above is an example for easy understanding of the present invention, and does not limit the present invention. The description by the name of the member which remove | excluded the limitation of one part or all of such is included in this invention.

For example, the long body is not limited to the first and second adhesive sheets AS1 and AS2, but, for example, an adhesive sheet temporarily attached to the strip-shaped release sheet at a predetermined interval, or a strip-shaped adhesive sheet on the strip-shaped release sheet The sheet may be temporarily attached, or may be long paper, cloth, steel plate, belt, resin, wood board, etc., or may be long thread, string, wire, cord, tube, hose, etc. Good.
Furthermore, the first adhesive sheet AS1 and the second adhesive sheet AS2 may be the same or different in material, shape, configuration, and composition.
The connecting tape JT may be composed of a hot-melt type adhesive or a double-sided adhesive sheet. When the connecting tape JT itself functions as an adhesive, the first adhesive sheet AS1 and the second adhesive sheet JT are used. The holding tape 23 is held by the holding member 23 so that the connecting tape JT is sandwiched between the two adhesive sheets AS2.
The connecting tape JT and the first and second adhesive sheets AS1 and AS2 are not limited to separate structures, and the connecting tape JT is integrated in advance with the tip end regions of the first and second adhesive sheets AS1 and AS2. What is provided may be used.
Further, as the first and second adhesive sheets AS1 and AS2, a heat-sensitive adhesive sheet, a pressure-sensitive adhesive sheet, a photosensitive adhesive sheet, or the like may be used. In addition, the first and second adhesive sheets AS1 and AS2, for example, have an intermediate layer between the first and second substrate sheets BS1 and BS2 and the first and second adhesive layers AD1 and AD2, It may have another layer on the first and second base sheet BS1 and BS2, or only the first and second adhesive layers AD1 and AD2 without the first and second base sheets BS1 and BS2. It may be configured.

And as the sticking means 30, you may employ | adopt the structure which sprays gas, for example, and connects them without contact.
In addition, when the connecting tape JT has an adhesive force increased (exhibited) by energy rays such as ultraviolet rays, infrared rays, microwaves, and ultrasonic waves, an ultraviolet irradiation device, an infrared irradiation device, a microwave irradiation device, an ultrasonic irradiation device, In addition, a combination of them may be provided inside or outside the contact member 32, or in a state where the adhesive layer AD has increased the adhesive force by previously irradiating the energy beam with the energy beam irradiation device, The contact member 32 and the holding member 23 may be sandwiched and connected.
Further, the first adhesive sheet AS1 and the second adhesive sheet AS2 may be connected together via the connecting tape JT without cutting.

Further, the sheet decrease detecting means 50 and the sheet presence / absence detecting means 60 detect the color and magnetism provided in the terminal areas of the first and second adhesive sheets AS1 and AS2, or count their rotation speeds to determine the feeding amount. It is good also as a structure which detects a termination | terminus area | region by detecting.
Further, only the sheet presence / absence detection unit 60 may be employed without providing the sheet decrease detection unit 50.
Further, the sheet presence / absence detection means 60 may be configured to detect tensions acting on the first and second adhesive sheets AS1 and AS2 and to detect that they have disappeared or have been cut off. The means 60 may not be provided.

Further, the holding means 20 uses, for example, a linear motor or a slide rail, and the holding member 23 can be slid in the front-rear direction or the up-down direction with respect to the holding frame 22. The holding member 23 may be detachable from the holding frame 22 after the holding member 23 and the holding frame 22 are integrally moved.
Furthermore, as a configuration for positioning the holding member 23 on the holding frame 22, only one of the mounting recess 22A and the positioning pin 23D may be used. Moreover, it is good also as a structure which makes an uneven | corrugated structure reverse, such as providing the positioning pin 23D in the holding frame 22. FIG.

Further, as a configuration for holding the connecting tape JT on the holding member 23, for example, self-viscous elastomer or holding by static electricity may be employed.
Further, as a configuration for holding the holding member 23 on the holding frame 22, for example, holding by a magnet, a plunger, or the like may be employed.
Then, as a connecting tape positioning means in the holding member 23, a mark 23E serving as a mark may be provided as shown in the lower left round frame in FIG.

Further, the rotation motor 11 and the support arm 12 that change the vertical positions of the first support roller 12A and the second support roller 12B may not be provided. In this case, for example, the positions of the pasting unit 30 and the holding unit 20 may be reversed, and the position of the cutting unit 40 may be configured to move the second adhesive sheet AS2 so as to be cut.
Further, only the base sheet BS1, BS2 side of the first and second adhesive sheets AS1, AS2, or the adhesive layer AD1, AD2 side and the base sheet BS1, BS2 side of the first, second adhesive sheet AS1, AS2 side. It is good also as a structure which adhere | attaches the connecting tape JT on both surfaces, and connects them.

  The drive device in the embodiment includes an electric device such as a rotation motor, a linear motion motor, a linear motor, a single axis robot, an articulated robot, an actuator such as an air cylinder, a hydraulic cylinder, a rodless cylinder, and a rotary cylinder. In addition to the above, it is possible to adopt a combination of them directly or indirectly (some of them overlap with those exemplified in the embodiment).

DESCRIPTION OF SYMBOLS 1 Connecting apparatus 12A 1st support roller (1st delivery means)
12B 2nd support roller (2nd feeding means)
20 Holding means 22A Mounting recess (positioning means)
23 Holding member (moving means)
23D Positioning pin (Positioning means)
30 Affixing means JT Connecting tape AS1 First adhesive sheet (first elongated body)
AS2 second adhesive sheet (second elongated body)
PS1 sticking position PS2 Specific or unspecified position

Claims (3)

A length in which either one of the first elongate body and the second elongate body is connected to the rear end area of either the first elongate body or the second elongate body by a connecting tape. A scale connecting device,
First steering means for supporting the first elongate body so that it can be extended;
A second steering means for supporting the second elongated body so that the second elongated body can be extended;
Holding means capable of holding the tip region together with the connecting tape;
Attaching means for abutting and affixing the connecting tape held by the holding means to the rear end region,
The holding means holds the tip region and the connecting tape, and is provided so as to be movable between a sticking position facing the sticking means and a specific or non-specific position spaced from the sticking position. And a holding frame that is provided at the affixing position and detachably holds the holding member . The long-body joining device according to claim 1, wherein the holding means includes positioning means for positioning the holding member on the holding frame . A length in which either one of the first elongate body and the second elongate body is connected to the rear end area of either the first elongate body or the second elongate body by a connecting tape. A method for connecting the scales,
A holding member is removed from a holding frame provided at a sticking position facing a sticking means for sticking the connecting tape in contact with the rear end region, and the holding member is removed from the sticking position at a specific or unspecified position. a step of holding at the holding member tip region together with the joint tape,
A step of holding the holding member holding the tip region and the joint tape to the holding frame,
A step of attaching a connecting tape held by the holding member in contact with the rear end region, and bonding the front end region to the rear end region. How to connect the body.

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