JP6080519B2 - Sheet folding adhesive device - Google Patents

Description

  The present invention relates to a sheet folding bonding apparatus that folds a sheet on which an adhesive is formed to create a concealed postcard or the like.

  2. Description of the Related Art In recent years, a delivery body in which a surface on which concealment information is formed with a pressure-sensitive adhesive that can be removed, such as a concealment postcard, is pressure-bonded. In such a sending body, a sheet on which predetermined information is printed and a pressure-sensitive adhesive is applied is folded in a predetermined shape such as V-folding, Z-folding or wrapping folding, and then a predetermined pressure is applied by a pressure roller to bond the sheet. There are known apparatuses that perform these series of steps. Such an apparatus is provided so that it can be manually fed together with the continuous feeding of sheets, and it is necessary to avoid the adverse effects caused by the addition of the manual feeding function.

  Conventionally, an apparatus for folding and crimping a sheet is known in the following patent documents. Patent Document 1 is a patent gazette by the applicant of the present application, and a folded sheet in which a sheet coated with a pressure-sensitive adhesive is supplied in a flat state to the apparatus installation surface and folded is applied to the apparatus installation surface. As a configuration in which the sheet is dropped into a conveyance unit in which a vertical conveyance space is formed in the vertical direction, the folded sheet is conveyed in the horizontal direction with respect to the apparatus installation surface in the vertical direction, and the sheet is pressed with a pressure roller in the vertical direction. Disclosure.

  Further, Patent Documents 2 and 3 are also patent publications by the applicant of the present application, in which the overlapping adhesive paper is transported in a flat state with respect to the apparatus installation surface and is provided in the same axial direction. The roller is fed to the roller by the conveyor belt and is pressure-bonded. A manual paper insertion portion for manually feeding the adhesive sheet on the conveyor belt is provided at an upstream stage of the pressure roller. It is disclosed that the overlapped adhesive sheet is pressed by a pressing roller.

JP 2012-171792 A JP 09-272653 A JP 07-291517 A

  By the way, when a manual insertion mechanism is provided in the bonding apparatus as described above, it is generally inserted from obliquely upward as in Patent Documents 2 and 3, and this may be applied to the apparatus described in Patent Document 1. Is possible. However, it is not limited to the apparatus described in Patent Document 1, but the provision of a manual insertion mechanism that is inserted from above is inserted into a conveyance unit such as a conveyance belt that conveys the pressure roller, and positioning such as oblique insertion is performed. In addition, there is a problem that variations are likely to occur and jamming is also likely to occur.

  Accordingly, the present invention has been made in view of the above problems, and an object of the present invention is to provide a sheet folding and bonding apparatus that prevents jamming due to manual insertion and facilitates positioning and insertion.

In order to solve the above-mentioned problem, in the invention of claim 1, a supply unit that supplies the sheet on which the adhesive is formed in a flat state with respect to the apparatus installation surface, and the supplied sheet is folded into a folded sheet. The vertical space area is formed in the vertical direction with respect to the folding portion, the apparatus installation surface, and receives the folded sheet from the folding section, and drops and conveys the vertical sheet to the bottom of the vertical space area as the vertical direction, and the vertical space A horizontal conveyance unit that is provided on a side surface of the region and that conveys the folded sheet sent in the vertical direction from the vertical conveyance unit in a horizontal direction with respect to the apparatus installation surface in the vertical direction; and a downstream side of the horizontal conveyance unit A pressure roller which is provided perpendicular to the apparatus installation surface in the axial direction and presses and adheres the folded sheet sent from the horizontal conveyance unit, and communicates with the upstream side of the horizontal conveyance unit. Provided on the apparatus side, the same position as the folded sheet sent from the vertical transfer portion, folded folding a sheet accepted by longitudinal remains manual feed for transporting the crimping rollers in the horizontal transport unit And a manual insertion slot.

According to the present invention, the folded sheet, in which the sheet on which the adhesive is formed is supplied in a flat state with respect to the apparatus installation surface and folded, is the bottom of the vertical space region formed in the direction perpendicular to the apparatus installation surface. The horizontal conveyance unit is configured to transfer the folded sheet in the horizontal direction with the horizontal conveyance unit with respect to the apparatus installation surface while maintaining the vertical direction in the vertical direction, and to press the sheet with the pressure roller standing upright in the vertical direction. Is connected to the upstream side of the machine, and a manual insertion port is provided on the side of the apparatus, and the horizontal conveyance unit is inserted with a folded sheet folded in the same position as the folding sheet fed from the vertical conveyance unit by manual feeding in the vertical direction. The folding sheet that is manually fed to the vertical space area from the manual insertion slot is the same position as the folding sheet that is sent from the vertical conveyance unit. It is possible to insert, in which it is possible to facilitate positioning insert to prevent jamming by manual insertion.

It is an external view of the sheet folding bonding apparatus according to the present invention. It is explanatory drawing of the vertical space area | region inside an apparatus. FIG. It is operation | movement explanatory drawing of the continuous sheet feeding of a sheet folding adhesion apparatus. FIG. 10 is an explanatory diagram of an operation of manual sheet feeding of the sheet folding bonding apparatus.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 shows an external view of a sheet folding and bonding apparatus according to the present invention. 1A and 1B, a sheet folding and bonding apparatus 11 includes a sheet crimping main body 12 and a stacker unit 13.

  The sheet crimping main body 12 includes an operation panel 23 such as a sheet supply unit 21, a folding unit 22, and an operation switch that includes a sheet supply table that can move up and down. A manual insertion port 24 (described in FIG. 3) is provided on the side opposite to the stacker unit 13 on the apparatus side. A single sheet 41 for folding that is continuously supplied is set in the sheet supply unit 21. The internal structure will be described with reference to FIGS.

  Although not shown in the drawings, each of the sheets 41 is formed by applying a pressure-sensitive adhesive as an adhesive to the whole or a part (for example, a peripheral edge, a striped pattern, etc.) on one side or both sides of the sheet, and printing predetermined information. It is a thing. In addition, as a pressure sensitive adhesive, it is a conventional thing, it adhere | attaches by applying a predetermined pressure, is a thing of peeling or strong adhesion | attachment, and is used suitably according to the objective. Here, each sheet 41 is intended for a single piece paper with a margin, a single piece paper with a recording piece, or a single piece paper having an area of three or four postcards.

  The stacker unit 13 is provided with a discharge position of a folded adhesive sheet 42 pressed by a pressing roller in a vertical state, which will be described later, as a pressing wall 31 and has a discharge port as a taper 34. The pressing wall 31 is provided with a slidable tip regulating plate 32 that regulates the tip of the folded adhesive sheet 42 that is discharged. In addition, a slidable holding plate 33 that is slidable from the holding wall 31 to the front side of the apparatus and biased toward the holding wall 31 is provided, and when the folding adhesive sheet 42 is sequentially discharged from the discharge port. It is regulated by the tip regulating plate 32 and overlapped along the pressing wall 31.

  Here, FIG. 2 shows an explanatory diagram of the vertical space area inside the apparatus, and FIG. 3 shows a conceptual diagram of main components. 2 (A) to 2 (C) show the vertical space region 51, but the internal structure of the sheet press-bonding body 12 is not shown, but a paper feed roller, a cutter roller (in this embodiment, Each sheet is cut into two pieces from the center as a single piece of paper with an area equivalent to four postcards, and each sheet is made into a sheet to be crimped), and then supplied to the folding blades and rollers of the folding unit 22; The folded sheet is conveyed to the vertical space area.

  2A to 2C, a vertical space 51 is formed in a vertical space (longitudinal direction) in the vertical direction (vertical direction) with respect to the apparatus installation surface, and a folded sheet is received from the folding portion 22 and dropped as the vertical direction. Some are formed in the lateral direction of the apparatus by the inner wall portion 51A and the outer wall portion 51B. It is desirable that the width of the vertical space region 51 (the distance between the region inner wall portion 51A and the region outer wall portion 51B) be narrow so as to correct the curl to the minimum.

  A vertical sheet feeding roller 52 (rollers 52A to 52D) is arranged in the lateral direction of the apparatus to receive the folded sheet fed from the folding unit 22 to the inner wall 51A side of the vertical space region 51, and sandwiches the vertical space. Thus, corresponding feed pressing rollers 53 (53A to 53D) are arranged on the outer wall portion 51B side so as to face the vertical feed roller 52. The vertical feed roller 52 and the feed pressing roller 53 constitute a vertical feed roller portion.

  The vertical feed roller 52 is rotated to drop the folded sheet received from the folding unit 22 into the vertical space area 51 in the vertical direction. The feed pressing roller 53 is urged against the vertical feed roller 52 to be in contact with the vertical feed roller 52 to assist the feed of the vertical feed roller 52. The feed pressing roller 53 can also be released so as not to contact the vertical feed roller 52 manually, for example. For example, the contact is made in the case of a relatively small folded sheet, and the contact is released in the case of a large folded sheet. When the contact is released, a restricting piece for restricting the rebound when the folding sheet is dropped on the upper side of the vertical space region 51 and bounces at the bottom may be formed.

  A conveyor belt 54 that is driven in a horizontal state with respect to the apparatus installation surface is provided on the side surface of the vertical space region 51 on the side of the region inner wall 51A. That is, the conveyance belt 54 performs sheet vertical conveyance in which the folded sheet is sent to the pressure roller (61A, 61B in FIG. 3) in the vertical direction with the apparatus lateral direction as the conveyance direction.

  Further, a conveyance pressing roller 55 (55A to 55C) that constitutes a pressing roller portion with a vertical space interposed therebetween is disposed opposite to the conveyance belt 54. The conveyance pressing roller 55 is driven so as to push the folding sheet toward the conveyance belt 54 when the folding sheet is dropped into the bottom of the vertical space region 51, and the conveyance belt 54 is held between the conveyance belt 54 and the conveyance belt 54. It plays the role of assisting the conveyance by. Although the drive mechanism of the conveyance pressing roller 55 is not shown, it is driven by a solenoid, for example.

  A predetermined number (three in this case) of position sensors 56A to 56C are arranged as sheet position detection units in the vicinity of the bottom on the region inner wall 51A side. The position sensors 56 </ b> A to 56 </ b> C detect the folded sheet dropped into the vertical space region 51 as one and drive the conveyance pressing roller 55. Further, it is possible to detect a conveyance failure (jam) of the folded sheet by measuring the detection time. By the way, the position sensors 56 </ b> A to 56 </ b> C are not necessarily provided at the bottom of the vertical space region 51. For example, you may provide in the exit of the folding part 22, an upper side, etc. In this case, the conveyance pressing roller 55 can be driven after a predetermined time has elapsed since the detection.

  A manual feed sensor 56D is provided in the vicinity of the manual insertion slot 24 formed on the side of the apparatus in FIG. This manual feed sensor 56D is for detecting that a folded sheet has been inserted from the manual insertion slot 24, and for driving the conveyance belt 54 that is a horizontal conveyance section (even if the conveyance belt 54 is being driven). Good).

  Overall, in FIG. 3, the folding portion 22 is of a conventional mechanism, and includes a folding blade and a folding roller group (not shown). In this embodiment, the sheets (41A, 41B) to be crimped are V-folded to form a folded sheet, and are composed of two folding blades and five folding roller groups. In addition, as a crimping | compression-bonding form (folding form), it can also be set as Z-folding, entrainment folding, etc. However, since the length in the feeding direction of the folded sheet after folding is different for V-folding or Z-folding, the final roller of the folding roller group and the receiving port for the vertical space region 51 described later according to the length. The arrangement distance is set.

  A vertical space area 51 is formed from the output side from the folding section 22, and a conveyance belt 54 and a conveyance pressure roller 55, which are horizontal conveyance sections, are arranged near the bottom of the vertical space area 51 below the vertical feed roller 52 and the feed presser roller 53. The The position sensors 56A to 56C are not shown.

  On the downstream side of the conveyance belt 54, pressure rollers 61A and 61B are provided that are provided perpendicular to the apparatus installation surface in the axial direction and pressurize and bond the folded sheets sent from the horizontal conveyance unit. The pressure rollers 61A and 61B are provided at the conveyance outlet of the conveyance belt 54 so as to be perpendicular to the apparatus installation surface in the axial direction. The pressure-bonding rollers 61A and 61B are for pressing and bonding the folded sheet conveyed from the conveying belt 54 in the vertical direction, and are discharged to the stacker unit 13 after pressure bonding.

  Further, the manual insertion port 24 provided on the side of the apparatus communicates with the upstream side of the conveyor belt 54, and accepts the folded folded sheet in the vertical direction by manual feed with reference to the bottom of the vertical space region 51. It is conveyed to the pressure rollers 61A and 61B by the conveyance belt 54.

  FIG. 4 shows an operation explanatory diagram of continuous sheet feeding of the sheet folding and bonding apparatus, and FIG. 5 shows an operation explanatory diagram of manual sheet feeding of the sheet folding and bonding apparatus. FIG. 4 shows a case where the sheet 41 to be bonded supplied from the sheet supply unit 21 is a folded adhesive sheet. The sheet feeding roller, the roller group of the folding unit 22, the vertical feeding roller by the operation switch of the operation panel 23. 52, the conveyor belt 54 and the pressure rollers 61A and 61B are driven.

  That is, in the group of sheets 41 mounted on the sheet supply unit 21, the uppermost sheet 41 is supplied in a horizontal state by a supply roller, guided by a sheet feed roller, and cut at the center by a cutter roller to be two target sheets 41A. , 41B, which are not shown here.

  Each of the sheets 41A and 41B is directly guided by the first folding roller of the folding roller group of the folding unit 22 and processed into a V-fold by a folding blade (not shown). And it is sent out to the vertical space area | region 51 as folding sheets 41A and 41B with the last folding roller of a folding roller group.

  In the vertical space region 51, the folded sheets 41A and 41B are received in the vertical direction by the feed rollers 52 (52A to 52D) and the feed pressing rollers 53 (53A to 53D), and are fed downward in the vertical space region 51 and dropped to the bottom. . Of the position sensors 56A to 56C, for example, when the position sensors 56A and 56C detect both the folded folding sheets 41A and 41B, all the conveyance pressing rollers 55 (55A to 55C) are moved to the conveyance belt 54 side. Drive to hold the folding sheets 41 and 41B.

  The folding sheets 41A and 41B sandwiched between the transport belt 54 and the transport pressing roller 55 are pressure rollers 61A and 61B that remain in the vertical direction when transported by the transport belt 54 (at this time, each transport pressing roller 55 rotates in the transport direction). To be sent to.

  In the pressure-bonding rollers 61A and 61B, the folding sheet 41A is first fed and discharged to the stacker unit 13 as a folded adhesive sheet 42 bonded by pressure bonding, and then the folding sheet 41B is fed and pressurized. It is discharged to the stacker unit 13 as a folded adhesive sheet 42 bonded by bonding.

  Subsequently, in FIG. 5, when the folded sheet 41 </ b> C folded from the manual insertion slot 24 is inserted with reference to the bottom of the vertical space region 51, the manual sensor 56 </ b> D detects this. By this detection, the drive of the paper feed roller, the roller group of the folding unit 22 and the vertical feed roller 52 is stopped (may be continuously driven), and the transport belt 54 and the pressure rollers 61A and 61B are driven. Even when the operation switch of the operation panel 23 is not pressed and the driving is stopped as a whole, when the folding sheet 41C in which the manual feed sensor 56D is inserted is detected, the conveyance belt 54 and the pressure rollers 61A and 61B are detected. Starts driving.

  The folding sheet 41C inserted from the manual insertion slot 24 is conveyed to the pressure rollers 61A and 61B by the conveyance belt 54 while being in contact with the bottom of the vertical space region 51, and is folded and bonded after being pressure-bonded by the pressure rollers 61A and 61B. The sheet 42 is discharged to the stacker unit 13.

  As described above, the folding sheet 41C manually fed from the manual insertion opening 24 with the bottom of the vertical space area 51 as a reference is the same position as the folding sheets 41A and 41B sent from the vertical conveyance sections 52 and 53 (in the vertical space area 51). At least one side of the sheet can be regulated and inserted into the bottom portion), and jamming due to manual insertion can be prevented to facilitate positioning and insertion. Further, by providing the manual insertion port 24 on the side of the apparatus, it is possible to avoid an increase in the size of the apparatus in the height direction compared to a manual insertion mechanism provided on the upper part of the conventional apparatus.

  INDUSTRIAL APPLICABILITY The sheet folding and bonding apparatus of the present invention can be used in industries that fold and bond sheets to produce postcards, sealed letters, and various cards.

DESCRIPTION OF SYMBOLS 11 Sheet folding bonding apparatus 12 Sheet crimping | compression-bonding main body 13 Stacker part 21 Sheet supply part 22 Folding part 23 Operation panel 24 Manual feed slot 31 Pressing wall 32 Tip control board 33 Pressing board 34 Taper 41 Sheet 42 Folding adhesive sheet 51 Vertical space area 51A, 51B Conveying Wall 52 Vertical Feeding Roller 53 Feeding Pressing Roller 54 Horizontal Conveying Belt 55 Conveying Pressing Roller 56A to 56C Position Sensor 56D Manual Feed Sensor 61A, 61B Pressing Roller

Claims (1)

A supply unit for supplying the sheet on which the adhesive is formed in a planar state to the apparatus installation surface;
A folding part that folds the supplied sheet into a folded sheet;
A vertical space area is formed in a direction perpendicular to the apparatus installation surface, and a vertical conveyance section that receives a folded sheet from the folding section and drops and conveys the sheet to the bottom of the vertical space area as a vertical direction;
A horizontal conveyance unit which is provided on a side surface of the vertical space region and conveys the folded sheet sent in the vertical direction from the vertical conveyance unit in the horizontal direction with respect to the apparatus installation surface in the vertical direction;
A pressure roller that is provided on the downstream side of the horizontal conveyance unit and perpendicular to the apparatus installation surface in the axial direction, and pressure-bonds the folded sheet sent from the horizontal conveyance unit;
The folded folded sheet is provided in the apparatus side part in communication with the upstream side of the horizontal conveying unit, and is received in the same position as the folded sheet fed from the vertical conveying unit by manually feeding the folded folded sheet in the vertical direction. A manual insertion slot for transporting the pressure roller in the transport section;
A sheet folding bonding apparatus comprising:

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