JPH0363960B2 - - Google Patents

Description

[Detailed Description of the Invention] (a) Industrial Application Field The present invention relates to a manufacturing device for continuously manufacturing windowed envelopes, and particularly relates to a process of folding and sealing envelope-forming paper in half. This invention relates to a manufacturing device for producing a window envelope in which a content paper that has been appropriately processed is inserted, and the content paper is enclosed and sealed so that it can be taken out immediately after opening without gluing the content paper inside the envelope body. It is something.

(b) Conventional technology and its problems As information processing becomes more diversified, computer printing systems for enveloped documents are progressing. Hitherto, these enveloped documents have undergone various developments in terms of both workability on the manufacturer's side and handling and operability on the user's side, and their forms have become extremely diverse. An example of a sealed document is that it has been developed as a continuous envelope, and the continuous paper for forming the envelope body and the continuous paper for forming the content sheet, which can be printed continuously using a computer system, are processed in a series of processing lines. This method is used to manufacture unit envelope bodies in which information content paper is enclosed and sealed.
The series of processing lines used to manufacture these continuous envelopes are constructed from a combination of complex mechanisms, and as the finished envelopes become more diverse, they are faced with the challenge of increasing the floor space required to install the equipment. . On the other hand, in conventional envelope manufacturing equipment, when inserting and sealing the contents inside a unit envelope, the envelope is introduced into a heating processing mechanism, so the entire envelope is heated and pressurized, resulting in adhesive bonding. Unnecessary parts were heated and pressurized, which not only had a negative effect on the paper inside, but also led to an economical increase in heat source consumption, which was unreasonable.

(c) Technical issues of the present invention Therefore, the present invention was made to solve the above-mentioned conventional problems or drawbacks,
Particularly, it is an object of the present invention to provide a manufacturing apparatus for windowed envelopes, which is intended to save floor space by rationally combining each unit constituting a series of processing lines vertically and longitudinally.

Furthermore, another object of the present invention is to provide a windowed envelope configured so that the horizontal edge adhesive and the vertical edge adhesive of the envelope body are separated, and heat processing is performed only on the preset adhesive portion. Our goal is to provide manufacturing equipment for

(d) Technical means of the present invention In order to achieve the above-mentioned object, the present invention specifically provides an envelope body surface area provided with a see-through window at a predetermined position, and the envelope body surface area. a back surface area of the envelope body formed continuously through the center fold line, and is folded in half along the center fold line, and has a pair of edges intersecting the center fold line and a pair of edges intersecting the center fold line. When the envelope body-forming paper is bonded to form a unit envelope body through a glue layer provided along three parallel opposite edges, and the envelope body-forming paper is folded in half and bonded, the adhesive layer is A window-equipped envelope processing device for enclosing and sealing the content paper in the unit envelope body by the content paper formed to a size that does not overlap the layers, the envelope body forming paper being unfolded. an envelope body forming paper support mechanism that supports the envelope body forming paper and is provided with a feeding slot along the center fold line at a position corresponding to the center fold line provided on the envelope body forming paper; A pair of delivery rollers that detect the envelope forming paper in the envelope forming paper support mechanism and are driven by the detection signal,
an inner-fill contents sheet feeding mechanism for feeding the inner-fill contents sheet so as to linearly abut and press the center fold line of the envelope forming paper through one side edge thereof by the pair of feed rollers; , comprising a pair of folding rollers that grip the center fold line of the envelope body forming paper oriented by the feeding of the inner insert content paper, and sandwiching the insert inner content paper between the two-fold inside of the envelope body forming paper; a conveyance mechanism that conveys the envelope body forming paper with the center fold line in advance; and a glue layer provided along a pair of edges intersecting the center fold line of the envelope body conveyed by the conveyance mechanism. On the other hand, a first adhesive mechanism formed corresponding to the path through which the glue layer passes; and advancement of the envelope body so as to advance one of the adhesive edges adhered by the first adhesive mechanism. a second path changing mechanism formed corresponding to a path portion through which the sag layer passes along the opposite side edge parallel to the center fold line;
This is a window envelope processing device comprising a bonding mechanism.

(e) Embodiments of the present invention Hereinafter, the window envelope manufacturing apparatus according to the present invention will be described in detail based on specific embodiments shown in the accompanying drawings.

In one example, the windowed envelope manufacturing apparatus according to the present invention includes an envelope forming paper 75 subjected to burst processing from a continuous paper 71 for forming an envelope body, and a content paper 94 obtained from continuous papers 91A and 91B for forming content paper.
The sealed envelopes E and U are continuously formed by individually transporting the envelopes A and 94B into the apparatus.
An example of the continuous paper 71 for forming an envelope body is shown in FIG. This envelope body forming continuous paper 71 has marginal hole rows 72, 72 along both longitudinal edges thereof.
and the marginal hole rows 72, 72
Marginal hole row separation line 73 for separating the marginal hole row along each inner side of
a, 73b. A flap region 76 is formed by a flap fold line 74 parallel to the one marginal hole row separation line 73a. The center fold line 77 is provided parallel to the separation lines 73a and 73b at a position that bisects the dimension 2LA between the other marginal hole row separation line 73b and the flap fold line 74. . The flap fold line 74 and the center fold line 77 define an envelope cover area 78, and the center fold line 77 and the separation line 73b define an envelope backing area 79. The continuous paper 71 is provided with tearing transverse perforations 80 that partition unit envelope forming areas at a predetermined interval LB in its length direction, and is cut along the tearing transverse perforations 80. In particular, it constitutes an envelope forming paper 75. The dimensions LA and LB of the unit envelope forming area are arbitrarily selected according to the preset size of the finished envelope body, and may be LA<LB as in the illustrated embodiment. , or LA≧LB. In each unit envelope forming area of the continuous paper 71, an envelope body sealing adhesive layer 81 is provided on the inner surface 71a in the folding direction of the center fold line.
a, 81b and 82 are provided. The adhesive layer 81a is formed parallel to the inside of the transverse perforation forming the front edge 83 of each unit envelope area with respect to the feeding direction of the continuous paper, and the adhesive layer 81b
are formed in parallel along a transverse perforation that also forms the trailing edge 84. On the other hand, the adhesive layer 82
are formed in the flap region 76. In said flap region 76, an isosceles triangular die cut 85 is provided in association with each transverse perforation 80. The die cut 85 has an apex of an isosceles triangle at the intersection of the transverse perforation 80 and the flap fold line 74, and is formed so that the long side of the isosceles triangle coincides with the separation line 73a. As the adhesive applied to the adhesive layers 81 and 82, a heat-press adhesive, a pressure adhesive, a water-soluble glue, or the like is used. Further, the continuous paper 71 for forming an envelope body is provided with see-through windows 86 at appropriate locations on the envelope body cover portion 78 thereof. The transparent window 8
6 is, for example, the envelope cover portion 7 of the continuous paper 71.
The inner surface 71 of the continuous paper 71 is inserted into the opening 87 provided at 8.
Either a transparent sheet 88 is pasted through an adhesive from a, or in any case, only a specific part (address, address, etc.) of the written information stored inside can be seen through from the outside. It is fine as long as it is from .

On the other hand, FIGS. 7A and 7B show content paper-forming continuous paper 91A, 9 that becomes content paper to be accommodated inside the envelope body.
Two example embodiments of 1B are shown. These content paper-forming continuous papers 91A and 91B are provided with marginal hole rows 92 along both edges in the length direction, and cuts are provided along the inside of each of the marginal hole rows 92 to separate the marginal hole rows 92. A separation line 93 is provided. The continuous paper 91A shown in FIG. 7A is for composing a single sheet of content paper 94A, and is used for traversing at regular intervals with a certain positional relationship with respect to the marginal hole row 92. Perforations 95A are provided. The size of the content paper 94A divided by the marginal hole row separation line 93 provided on the continuous paper 91A for forming the content paper and the transverse perforation 95A is the same as that of the continuous paper 71 for forming the envelope body. Adhesive layer 81a, 81
It is formed to a size that does not cover the glue allowance of b. For example, on the surface facing surface 91a of the continuous paper 91A for forming the content sheet, at a predetermined location in each envelope unit area, that is, at a location corresponding to the see-through window 86 provided in the continuous paper 71 for forming the envelope body. A destination name printing unit 96A is provided for printing the destination name and the like. Continuous paper 91B for forming content paper shown in FIG. 7B
This constitutes the content sheet 94B that is folded horizontally into three. This continuous paper 91B partitions the horizontally trifold inner paper 94B by the marginal hole row separation line 92 and the transverse perforation 95B. The horizontal tri-fold inner paper 94B is provided with horizontal fold lines 97 and 98 that are horizontally folded into three along the transverse direction. The size of the horizontal tri-fold inner sheet 94B is determined by cutting the envelope along the marginal hole row separation line 93 and the transverse perforation 95B and folding it into three along the horizontal tri-fold lines 97 and 98. It is formed so as not to cover the glue allowance of the glue layers 81a and 81b provided on the continuous paper 71 for body forming. The horizontal tri-fold inner sheet 94B is also provided with a printing section 96B for printing the destination name, etc., at the position shown in the figure.

Next, the window envelope manufacturing apparatus according to the present invention will be described based on specific embodiments shown in FIGS. 1, 2, and 3. In this invention, the content paper supply mechanism 1 includes a content paper burster unit 2, a conveyance unit 3, a content paper horizontal folding unit 4, a collation unit 5, a single sheet insertion unit 6, a pitch conveyance unit 7, and an enclosure section delivery unit 8.
It is composed of a combination of First, Figure 7A
and a continuous paper 91 for forming the content paper as shown in B.
After computer printing processing, the burst processing is performed on the content paper 94A or 94B in the burster unit 2 equipped with the marginal slitter 9 and the burster 10. A continuous conveyance unit 3 is connected to the outlet end 11 of the burster unit 2. On the inlet side 12 of the transport unit 3,
A first gate 13 is provided and the content paper 94
However, in the case of the single leaf content paper 94A shown in FIG. 7A, the gate 13 is opened and the single leaf content paper is guided in the direction of the transport unit 3, and in the case of the folded content paper 94B shown in FIG. 7B, Then, the gate 13 is closed and the folded content paper 94B is guided toward the folding unit 4 provided above the transport unit 3 in a bypass manner. An example of the content paper folding unit 4 is shown in FIG. The folding unit 4 includes a pair of feeding belts 14, 1 for feeding the content paper 94B toward the folding position.
It has 4. The inlet side 15 of the pair of feed belts 14, 14 extends toward the first gate 13, and the content sheet 9 fed from the gate 13 is
Accept 4B. An example of horizontal tri-folding device 1
6 is a first, second, third and fourth rotating belt mechanism 17, 1 stretched between each pair of rollers.
It consists of 8, 19 and 20. The rollers 21 and 22 of each of the first and second rotating belt mechanisms 17 and 18 are arranged in such a manner that they are in contact with the generatrix line, and constitute a pair of content sheet feeding rollers, and the rollers 21 and 22 of each of the first and second rotating belt mechanisms Each one of the rollers 22 and 23 in the mechanisms 18 and 19 is
The content sheet 94 is arranged in such a manner as to be in contact with the bus bar.
The rollers 23 and 24 of each of the third and fourth rotating belt mechanisms 19 and 20 constitute a pair of rollers for folding B along the first fold line 97.
constitute a pair of rollers that are arranged in a manner that they are in contact with the generatrix and fold the inner sheet 94B along the second fold line 98 thereof. On the other hand, a first guide 25 for content paper is formed between the belt surfaces of the first and third rotating belt mechanisms 17 and 19, and guides the content paper fed from the pair of delivery rollers 21 and 22 in the direction of arrow A. When the leading end EP of the content paper 94B contacts the stopper 26 whose position is adjustable, the content paper 94B is moved to the first pair of folding rollers 22, 23.
The first pair of folding rollers 2
2 and 23, and folded along the first fold line 97. The content paper 94B is guided in the direction of arrow B along the second guide 27 formed between the belt surfaces of the second and fourth rotating belt mechanisms 18 and 20, with the first folding edge leading. When the first folding edge 97 comes into contact with the stopper 28, the content sheet 94B begins to bend toward the second pair of folding rollers 23, 24, and is gripped by the second pair of folding rollers 23, 24. and folded along the second fold line 98. The content paper 94B is folded in a Z-shape along the first and second fold lines 97 and 98,
It is introduced into the pair of discharge belts 29, 29. The pair of discharge belts 29, 29 are formed to be able to swing around the inlet side 30, and
is set toward the entrance side 32 or 33 of either the nayoro unit 5 or the pitch conveyance unit 7 connected to the rear stage of the conveyance unit 3. On the outlet side 34 of the conveying unit 3,
A second gate 35 is provided and the content paper 94
If it is necessary to name the contents (provide an OMR mark on the contents sheet in advance, read the OMR mark, stack any number of contents sheets, and combine them into units), the second Close the gate 35 and transfer the content sheet 94 to the identification unit 5.
If name matching is not required, the second gate 35 is opened and the contents sheet 94 is guided to the pitch conveyance unit 7. The pitch conveying unit 7
A plurality of stoppers 38 are operated to raise and lower with respect to a conveyor belt 37 having a plurality of pitch feed pawls 36.
It is configured such that the content paper 94 is fed one pitch each time the content paper 94 is detected by the content paper detection sensor 39. The stopper 38
When the feeding pawl 36 is in operation, it is tilted 90 degrees from the vertical position to form a conveyance path that allows the content paper 94 to pass therethrough. A sheet feeder unit 6 is assembled above the pitch conveying unit 7 at a position corresponding to the stopper 38. The sheet feeder unit 6 is for inserting printed single sheets, such as flyers, into the inside of the envelope. A content paper delivery unit 8 for guiding the content paper 94 into the enclosure is connected to the outlet side 40 of the pitch transport unit 7. The content delivery unit 8 has a pair of rotating belts 41 and 42 with their belt surfaces facing each other to form a feeding guide path 43. The content delivery unit 8 is equipped with a pair of delivery rollers 45, 45 on its outlet side 44. In the example shown in the figure, the feed roller pair 45, 45 is
It is designed to feed the content sheet 94 downward along a vertical line.

On the other hand, the envelope-forming continuous paper 71 is burst-processed into unit envelope bodies 75 by the continuous paper burster unit 66 and is supported by the envelope-forming paper support mechanism 46 and positioned by the positioning means 47. The envelope body forming paper support mechanism 46 has a feeding slot at a position corresponding to the center fold line 77 of the envelope body forming paper with respect to a bed 48 formed horizontally in relation to the feeding line of the content paper feeding mechanism 8. It is equipped with 49. When the envelope forming paper 75 is fed onto the bed 48 of the envelope support mechanism 46 and positioned, the envelope detection sensor 50 is activated and the content paper 94 is sent out from the delivery roller pair 45. The content paper 94 is pressed downward against the center fold line portion of the envelope forming paper 75 with its leading edge EP linearly aligned with the center fold line 77 of the envelope forming paper 75 waiting on the bed. do. A unit envelope conveying mechanism 51 is provided below the support mechanism 46 for guiding the unit envelope 75 with the inner sheet 94 sandwiched therein to the sealing section. The unit envelope transport mechanism 51 forms a feed guide path 54 by making a pair of rotating belts 52 and 53 face each other with their belt surfaces facing each other. The conveyance mechanism 51 is provided with a pair of folding rollers 56 and 56 on its entrance side 55 for folding the center fold line 77 of the envelope forming paper 75. The pair of biting rollers 56, 56 are designed to be movable over a distance _l2 - _l1 along the feeding direction of the workpiece. The upper limit positions U and P of the pair of inserting rollers 56 and 56 are at a distance l ₁ with respect to the pair of feed rollers 45 and 45 in the content paper feed unit 8.
The lower limit position DP is set at a distance l ₂ with respect to the pair of delivery rollers 45, 45. The distances l ₁ and l ₂ correspond to the minimum and maximum dimensions of the content sheet in the direction of feed. On the other hand, a first adhesive mechanism 58 is provided on the exit side 57 of the conveyance mechanism 51.
is connected. The first adhesive mechanism 58 is
It is constructed by a combination of a pair of heater units 59, 59, a pressure belt 60, and a conveyance belt 61. The heater unit 59 is attached to the adhesive layer 8 on the envelope which is set in advance.
The envelopes 1a and 81b are disposed opposite to the passage positions through which the envelopes 1a and 81b pass, that is, the positions on both sides of the envelope body in the traveling direction. The unit envelope body 75 adhered by the first adhesive mechanism 58 is introduced into the path changing mechanism 62 which changes the progress by 90 degrees so that one of the adhesive edges 81a leads, and then the unit envelope body 75 is introduced into the path changing mechanism 62 which changes the progress by 90 degrees so that one of the adhesive edges 81a leads the unit envelope body 75. 63
will be guided to. The second adhesive mechanism 63 includes a flap folding mechanism, and folds the flap 76 of the envelope forming paper 75. The second adhesive mechanism 63 includes a heater unit 64 that seals the folded flap portion. The heater unit 64 is disposed corresponding to the passage position through which the flap portion of the unit envelope body 75 passes, and seals and seals the envelope body through an adhesive layer 82 provided on the back surface of the flap 76. do. The unit envelopes sealed in this manner are transported to the next work station by a delivery unit 65 depending on the purpose.

(f) Effects of the present invention The window envelope manufacturing apparatus of the present invention having the above-described configuration is capable of manufacturing a single continuous paper for forming an envelope body, which has an adhesive layer rationally according to a predetermined pattern, and which is completely adhesive. It is composed of a continuous paper for forming the content paper which is subjected to computer printing processing in advance without having an agent layer, and after the computer printing processing,
In particular, it is suitable for non-impact printing processing. In this case, in particular, according to the apparatus of the present invention, the conveyance direction of the unit envelope is changed by 90 degrees during the heat and pressure sealing, and in the process, the heat and pressure seal is carried out along the longitudinal edge of the envelope. By performing heat and pressure sealing along the lateral edges and heat and pressure sealing along the lateral edges using locally placed heater units, there is no need to bring the inner paper enclosed area under heat and pressure, and the computer printing process It is possible to eliminate the adverse effects (re-transfer of toner) caused by heating and pressurizing the content paper. In addition, this configuration allows the heating mechanism to occupy a minimum area, so
It is also economically advantageous in that it does not require a large capacity heater. On the other hand, in the device of the present invention, an inserting section is set in the running line of the content paper, the envelope forming paper is kept waiting in the inserting section, and the content paper is moved by the running pressure against the stationary envelope forming paper. It adopts a configuration in which it is sealed by pushing it in, and can be said to be particularly advantageous in simplifying the control system of the device in that it does not require positional synchronization control. Furthermore, the window envelope manufacturing device of the present invention is configured such that each mechanism for envelope manufacturing is assembled into a unit and can be assembled vertically and front to back in a very rational manner, thereby reducing the installation floor space of the device. It can also be said to be effective in that it can be simplified.

[Brief explanation of drawings]

FIG. 1 is a schematic side view showing the overall configuration of the window envelope manufacturing apparatus according to the present invention, FIG. 2 is a side view showing an example of the combination and assembly of each unit, and FIG. FIG. 4 is a side view showing the details of the folding mechanism for the content paper, and FIGS. 5A and B are the system flow of the continuous paper for forming the envelope body and the continuous paper for forming the content paper. FIG. 6 is a plan view showing an example of continuous paper for forming an envelope body, and FIGS. 7A and 7B are plan views showing two examples of continuous paper for forming content sheets. DESCRIPTION OF SYMBOLS 1... Content paper supply mechanism, 2... Content paper burster unit, 3... Conveyance unit, 4... Content paper horizontal folding unit, 5... Name collation unit, 6... Single sheet insertion unit, 7... Pitch Transport unit, 8
...Contents paper feed unit, 13...First gate, 16...Horizontal three-folding device, 35...Second gate, 36...Pitch feed claw, 38...Stopper,
45... Feeding roller pair, 46... Envelope body forming paper support mechanism, 51... Unit envelope body conveying mechanism, 56
...Pair of biting rollers, 58...First adhesion mechanism,
62... Course conversion mechanism, 63... Second adhesive mechanism,
65...Delivery unit, 71...Continuous paper for forming envelope body, 75...Envelope forming paper, 91A, 91B
... Continuous paper for forming content paper, 94A, 94B... Content paper.

Claims (1)

[Scope of Claims] 1. An envelope body surface area having a see-through window at a predetermined position and an envelope body back surface area continuously formed on the envelope body surface area via a center fold line, The product is folded in half along the center fold line and adhered to form a unit through a glue layer provided along three edges: a pair of edges crossing the center fold line and a reverse side edge parallel to the center fold line. The envelope body-forming paper that forms the envelope body and the content paper that is formed in a size that does not overlap with the glue layer when the envelope body-forming paper is folded in half and glued together, make the inside of the unit envelope body A processing device for envelopes with a window for enclosing and sealing content paper, which supports the envelope body forming paper in an unfolded state and places the center fold at a position corresponding to a center fold line provided on the envelope body forming paper. an envelope body forming paper support mechanism having a feeding slot along a line; and an envelope body forming paper supporting mechanism that holds the inner insert content paper, detects the envelope body forming paper in the envelope body forming paper supporting mechanism, and is driven by the detection signal. Equipped with a pair of delivery rollers,
an inner-fill contents sheet feeding mechanism for feeding the inner-fill contents sheet so as to linearly abut and press the center fold line of the envelope forming paper through one side edge thereof by the pair of feed rollers; , comprising a pair of folding rollers that grip the center fold line of the envelope body forming paper oriented by the feeding of the inner insert content paper, and sandwiching the insert inner content paper between the two-fold inside of the envelope body forming paper; a conveyance mechanism that conveys the envelope body forming paper with the center fold line in advance; and a glue layer provided along a pair of edges intersecting the center fold line of the envelope body conveyed by the conveyance mechanism. On the other hand, a first adhesive mechanism formed corresponding to the path through which the glue layer passes; and advancement of the envelope body so as to advance one of the adhesive edges adhered by the first adhesive mechanism. and a second adhesive mechanism formed in correspondence with a path portion through which the glue layer passes along the reverse side edge parallel to the center fold line. Device.