JPH08216579A - Document binder - Google Patents

Abstract

PURPOSE: To facilitate a production and an operation of a document binder. CONSTITUTION: A presser tool 50 is integrally molded out of a synthetic resin having a resilience. One end of each fastening piece 80 is connected to a presser tool body 60 by a thin-wall hinge part 70. Recessed and projected parts 81, 91 resiliently fitted to each other using the resilience of the synthetic resin are formed between a free end of the fastening piece 80 and the presser tool body 60.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a document binding device,
Especially, the document is spelled through a pair of staples.

[0002]

2. Description of the Related Art Conventionally, as a document binding device of this kind, for example, a file base, a pair of staples standing up from the surface of the file base, and a document spliced through both the staples are directed to the surface of the file base. It is known to use a pressing metal fitting to press down.

[0003] The above-mentioned conventional pressing metal fitting extends slidably over both of the above-mentioned binding legs and has a slide base having a pair of insertion holes through which the binding legs are respectively inserted, and is slidably held by the holding tool body. , A pair of slide levers slidable to an open position in which each insertion hole is opened and to a locking position for bending the stapled foot protruding through each insertion hole.

[0004]

However, in the above-mentioned conventional pressing fitting, it is difficult to manufacture because it is composed of three parts, that is, one slide base and two slide levers. There was one problem. In addition, there is a second problem in that the operation of the slide lever is relatively troublesome and takes a lot of work.

That is, when binding a document, the slide lever must be slid from the open position to the locking position. Conversely, when rebinding or removing the document, the slide lever is again moved in the reverse direction. Had to slide to. Therefore, the invention according to claim 1 has been made in view of the first and second problems of the above-described conventional technique, and an object thereof is to easily manufacture,
Moreover, it aims to provide a document binding device that is easy to operate.

The invention according to claim 2 is the above-mentioned claim 1.
In addition to the objects of the described invention, the following objects are intended. That is, according to the second aspect of the present invention, by arranging the hinge portion of each locking piece in the longitudinal direction of the presser body, each locking piece is located at the open position of each presser piece. This is to prevent the protrusion in the width direction.

The invention according to claim 3 is the above-mentioned claim 1.
In addition to the objects of the described invention, the following objects are intended. That is, in the invention according to claim 3, since the hinge portion of each locking piece is positioned in the width direction of the presser body, the width of the hinge portion can be set relatively freely. .

[0008]

The present invention is to achieve the above-mentioned object, and the contents thereof will be described below with reference to the embodiments shown in the drawings. The invention described in claim 1 is characterized by the following three points, taking the first embodiment shown in FIGS. 1 to 10 as an example.

First, the pressing member 50 is integrally molded of a synthetic resin having elasticity. Second, each locking piece (80)
For example, as shown in FIG. 3, one end thereof is connected to the presser body (60) by a thin hinge portion (70). Thirdly, as shown in, for example, FIG. 7, the free ends of the locking pieces (80) and the retainer body (60) are elastically fitted to each other by utilizing the elasticity of synthetic resin. Concave and convex parts (81,
91) has been formed.

The invention according to claim 2 is the above-mentioned claim 1.
In addition to the features of the described invention, for example, the first embodiment shown in FIGS. 1 to 10 has the following features. That is, the hinge portion (70) of each locking piece (80) is located in the longitudinal direction of the retainer body (60) as shown in FIG. 3, for example. In addition to the features of the invention described in claim 1, the invention described in claim 3 is characterized by the following points when the second embodiment shown in FIGS. 11 to 21 is taken as an example.

That is, the hinge portion (70) of each locking piece (80)
Is positioned in the width direction of the pressing body (60) as shown in FIG. 13, for example.

[0012]

[Operation] Therefore, according to the invention of claim 1,
Taking the first embodiment shown in FIGS. 1 to 10 as an example, the following operation is achieved. That is, when binding a document, for example, as shown in FIGS. 9 and 10, each locking piece (80) may be pressed toward the pressing body (60) around the hinge portion (70).

As a result, the concave and convex portions (81, 91) between the pressing body (60) are engaged with each other. And each locking piece (80)
By further pressing toward the pressing body (60), one or both of the concavo-convex portion (81, 91) is bent by the elasticity of the resin, and as shown in FIG. Fit into each other. At this time, each binding foot is, for example, as shown in FIG.
As shown in, it is sandwiched between the retainer body (60) and each locking piece (80), and is held in a bent state.

On the other hand, when rebinding or removing a document, one side of the uneven portion (81, 91) is bent against the elasticity of the resin to form the uneven portion (81, 91). Disengage from each other. Therefore, each locking piece (80) returns and rotates around the hinge part (70) by the elastic restoring force of the resin, and opens each insertion hole (61) as shown in FIG. 8, for example. According to the second aspect of the present invention, in addition to the action of the first aspect of the present invention described above, the following action can be achieved by taking the first embodiment shown in FIGS. 1 to 10 as an example.

That is, at the open position of each locking piece (80), for example, as shown in FIG. 1, each locking piece is centered around the hinge portion (70) located in the longitudinal direction of the pressing body (60). (80) stands up. For this reason, each locking piece (80) is
Does not protrude in the width direction. According to the invention described in claim 3, in addition to the operation of the invention of claim 1 described above, for example, the second embodiment shown in FIGS. 11 to 21 has the following operation.

That is, the hinge portion (70) of each locking piece (80)
Can be set to be relatively long in the longitudinal direction of the retainer body (60).

[0017]

1 to 10 show a first embodiment of the present invention. 1 is an exploded perspective view of a document binding device, FIG. 2 is a plan view of a pressing device, FIG. 3 is a sectional view taken along line III-III of the same,
4 is a rear view of FIG. 2, FIG. 5 is a sectional view taken along line VV of FIG. 2, FIG. 6 is a sectional view taken along line VI-VI of FIG. 2, and FIG.
VII-VII is a cross-sectional view taken along the line VII-VII, FIG. 8 is a perspective view showing the state in which the binding foot is passed through the presser, FIG. 9 is a perspective view showing the state in which a document is bound, and FIG. 10 is a cross-sectional view of the same.

In the figure, reference numeral 10 denotes a document binding tool, and the document binding tool 10 is roughly divided into, for example, as shown in FIG. 1, a file base 20 made of two-fold cardboard or a synthetic resin plate, and this file. A pair of binding legs 30, 30 standing on one side of the spread of the base 20 and standing up from the surface, and a holding tool 50 for pushing the document 40 spelled through both binding legs 30 toward the surface of the file base 20. Prepare

As shown in FIGS. 1 and 10, a plurality of sawtooth check claws 31 are formed along the longitudinal direction on the back surfaces of the respective staple legs 30 facing each other. The shape of the binding foot 30 is not limited to that of the embodiment shown in the drawings, and may be a spring type. The retainer 50 is integrally formed of elastic synthetic resin such as nylon.

As shown in FIGS. 1 to 3, the pressing member 50 extends in a long manner over both binding legs 30 and has a pair of insertion holes 61, 61 through which each binding leg 30 is inserted. 60, and a pair of locking pieces 80 connected to the presser body 60 via a thin hinge portion 70. The presser body 60
1-3, as shown in FIGS. 1 to 3, a pair of long opposing pieces 90, 90 facing each other, an intermediate connecting piece 100 for connecting the central portions in the lengthwise direction of both opposing pieces 90 to each other, and this intermediate connection. It is located on both sides of the facing piece 90 across the piece 100 in the longitudinal direction.
And a pair of end connecting pieces 110 connecting the 90 to each other.

The two opposing pieces 90 have a gap between their facing edges.
It is set to be almost equal to the band width of 30, and both ends in the longitudinal direction are free ends, as shown in FIGS. Then, as shown in FIGS. 2 and 7, the respective locking pieces 80 are fitted in the facing intervals of the both free ends. As shown in FIGS. 1 and 2, the tip ends of the free ends of the opposing pieces 90 are bent in an outwardly open C-shape. Then, a finger is inserted from the open surface into the facing distance between the both free ends so that the facing distance between the both free ends can be pushed open against the elasticity of the resin.

Further, as shown in FIGS. 1 and 2, a pair of convex portions 91, 91 projecting within the facing interval are formed on the inner surfaces of the free ends of the opposing pieces 90 facing each other. By 91, as shown in FIG. 7, each locking piece 80 fitted in the facing interval of both free ends can be locked. As shown in FIGS. 5 and 7, each end connecting piece 110 is connected to opposite lower ends of both facing pieces 90 in a U-shape with an open upper surface.

2 to 4 are provided on the bottom of each end connecting piece 110.
As shown in FIG. 5, substantially rectangular insertion holes 61 that penetrate the top and bottom and match the cross-sectional shape of the binding foot 30 are formed. Also,
At the bottom of each end connecting piece 110, as shown in FIGS. 2 and 3, a non-slip locking claw 11 that is caught by a check claw 31 of the binding foot 30.
Multiple 1s are formed. As shown in FIG. 3, the inner end portion of each end connecting piece 110 has a hinge portion between each engaging piece 80.
70 are formed respectively.

Therefore, the locking piece 80 is connected to each end connecting piece 110.
As shown in FIGS. 1 and 3, centering on the hinge part 70 between and,
From the state of standing up at a substantially right angle, it rotates in parallel with the facing piece 90 toward the free end portion of the facing piece 90. Each locking piece 80
As shown in FIGS. 1 and 7, a pair of concave portions 81 into which the convex portions 91 of the inner surfaces of the opposing pieces 90 are respectively fitted are formed at the free ends of the concave portions 81.

As shown in FIG. 7, the convex portion 91 and the concave portion 81 have a trapezoidal cross section, and a tapered surface is formed between the convex portion 91 and the concave portion 81 so as to be in sliding contact with each other. ing. Therefore, when the locking piece 80 is pushed into the free ends of the opposite pieces 90, the tapered surface of the convex portion 91 is pushed by the tapered surface of the concave portion 81, and the free ends of the opposite pieces 90 face each other. The space is pushed out against the elasticity of the resin.

Next, a document binding device having the above structure
The usage procedure of 10 will be described. First, the binding holes 41 of the document 40 are passed through the binding legs 30 as shown in FIG. Next, as shown in FIG. 8, the insertion holes 61 of the retainer 50 are passed through the both binding legs 30, as shown in FIG. As shown in FIG. 8, both staples 30 project upward through the respective insertion holes 61 of the press body 60.

Then, as shown in FIGS. 9 and 10, each locking piece 80 is pushed down by a finger toward the free end of the retainer body 60. At this time, each locking piece 80 rotates around the hinge portion 70 between itself and the holding tool body 60. And each locking piece
The convex surface of the pressing tool body 60 abuts on the tapered surface of the taper surface 80.

Here, when each locking piece 80 is pushed down more strongly, it is pushed by the tapered surface of each locking piece 80, and the facing distance between the free ends of both facing pieces 90 resists the elasticity of the resin. , Spread out. Therefore, when each locking piece 80 fits within the facing interval of both facing pieces 90 and the concave portion 81 descends to the position of the convex portion 91, as shown in FIG. 7, due to the elastic restoring force of both facing pieces 90. The convex portion 91 snaps into the concave portion 81.

As shown in FIGS. 9 and 10, the binding foot 30 is pushed and bent by each locking piece 80, and at the locking position of each locking piece 80, the lower surface and the end of each locking piece 80. It is held in a state of being sandwiched between the bottom surface of the partial connection piece 110. At this time, the non-return pawl 31 of the stapling foot 30 and the locking claw 111 at the bottom of the end connecting piece 110 are engaged with each other, so that the stapling foot 30 is prevented from coming off through the insertion hole 61 of the pressing tool 50. . The binding leg 30 is also prevented from moving in the band width direction by contacting the facing surfaces of the facing pieces 90.

Then, the document 40 is, as shown in FIG.
The lower surface of the retainer body 60 is pressed toward the surface of the file base 20. Next, when rebinding or removing the document 40, insert your fingers from the open surface of the free ends of both facing pieces 90 and push open the facing distance between both free ends against the elasticity of the resin. Good.

As a result, the convex portions 91 of the opposing pieces 90 are disengaged from the concave portions 81 of the locking piece 80, and the locking piece 80 is hinged.
Due to the elastic restoring force of, as shown in FIG.
The insertion hole 61 of the retainer 50 is opened. At this time, the binding foot 30 also stands upright by the elastic restoring force of the resin, and at this time, the facing piece 90 is pushed back upright. Therefore, as shown in FIG. 1, by pulling out the pressing tool 50 upward, the document 40 can be freely extracted or inserted through the binding leg 30.

11 to 21 show a second embodiment of the present invention. 11 is an exploded perspective view of the document binding device, FIG. 12 is a plan view of the pressing device, FIG. 13 is a right side view of the same, and FIG.
FIG. 15 is a sectional view taken along line XV-XV in FIG. 12, FIG. 16 is a sectional view taken along line XVI-XVI in FIG. 12, and FIG.
2 is a sectional view taken along line XVII-XVII of FIG.
FIG. 19 is a cross-sectional view taken along the line I-XVIII, FIG. 19 is a perspective view showing a state in which a binding foot is passed through a presser, FIG. 20 is a perspective view showing a state where a document is bound, and FIG.

The feature of the second embodiment resides in that the hinge portion 70 of each locking piece 80 is positioned on one side in the width direction of the pressing body 60 as shown in FIG. As in the second embodiment, by arranging the hinge portion 70 of each locking piece 80 in the width direction of the retainer body 60, the hinge portion can be compared with the one in the first embodiment described above. The width of 70 can be set relatively large. That is, in the first embodiment, the lateral width of the hinge portion 70 is limited by the lateral width of the pressing body 60. On the other hand, since the lateral width of the hinge portion 70 of the second embodiment can be freely extended in the longitudinal direction of the presser body 60, the lateral width of the hinge portion 70 is appropriate as compared with that of the first embodiment. Can be set to.

Next, the structure of the retainer 50 according to the second embodiment will be described with reference to the drawings. First, the press body 60
As shown in FIGS. 11 and 15, storage parts 120, 120 are formed at both ends of the storage part 120, which are lowered by one step and into which the locking pieces 80 are respectively fitted. The bottom of each of the storage sections 120 is shown in FIG.
As shown in FIGS. 4 and 15, insertion holes 61 each having a substantially rectangular shape and penetrating vertically and adapted to the cross-sectional shape of the binding leg 30 are formed. In addition, as shown in FIGS. 12 and 15, a plurality of locking claws 111 for slipping are formed on the bottom of each storage portion 120, which are caught by the check claws 31 of the binding foot 30.

As shown in FIG. 13, a hinge portion 70 with the locking piece 80 is formed at one side edge portion located in the width direction of each of the storage portions 120. Therefore, the locking piece 80 is
As shown in FIG. 13, from the state of standing up at a substantially right angle around the hinge part 70 between one side edge of each storage part 120, as shown in FIG. 16, the other side of the storage part 120 is shown. Rotate toward the edge, substantially parallel to the bottom of the storage 120.

As shown in FIG. 15, elastic pieces 122 extending in a bridge shape are formed on the other side edge portions of each of the storage portions 120, respectively. Then, on the inner surface of each elastic piece 122,
A convex portion 123 that protrudes in a sawtooth shape toward the inside of the storage portion 120 is formed. In addition, an operation protrusion 124 protruding in a convex shape is formed at the center upper end of each elastic piece 122. As shown in FIGS. 11 and 13, an insertion groove 125 having a U-shape with an open upper surface, through which the binding foot 30 is inserted, is formed at an end portion facing the end surface of each storage portion 120.

As shown in FIGS. 11 and 13, each of the locking pieces 80 has a U-shaped cross section with an open lower surface, and a guide having a groove width substantially equal to the band width of the binding foot 30 on the lower surface. groove
82 are formed. Further, as shown in FIGS. 11 and 16, the free end portion of each locking piece 80 has a convex portion 123 of each elastic piece 122.
Recesses 81 are formed so as to fit in each. As shown in FIG. 16, the convex portion 123 and the concave portion 81 have a substantially trapezoidal cross section, and a tapered surface is formed between the convex portion 123 and the concave portion 81 so as to be in sliding contact with each other. Therefore, the locking piece 80
Is pushed into the storage section 120, the protrusions 12 of the elastic pieces 122
The tapered surface of 3 is pushed by the tapered surface of the recess 81 of the locking piece 80, and each elastic piece 122 bends outward, so that each locking piece 8
The 0 fits into the storage portion 120 of the presser body 60. Then, at the position where each locking piece 80 fits inside the storage section 120,
The elastic restoring force of each elastic piece 122 causes the convex portion 123 to snap into the concave portion 81 as shown in FIG.

The upper surface of each locking piece 80 is shown in FIG.
As shown in FIGS. 1 and 12, the center is recessed one step lower, and in the recessed portion 83, an arrow-shaped mark 84 indicating the operation direction is engraved. Next, a procedure for using the retainer 50 according to the second embodiment having the above configuration will be described.

First of all, as shown in FIG.
Align the insertion holes 61 of the retainer 50 and let them pass through. Double stitched feet 30
8, as shown in FIG. 8, protrudes upward through the respective insertion holes 61 of the presser body 60. Then, attach each binding foot 30 to FIG.
Bend it by hand as shown in Fig.
Insert into the insertion groove 125 from the open upper surface of 125.

After that, as shown in FIG. 20, both locking pieces 80 are pushed down by fingers while pressing the tips of the staple legs 30 protruding from the inside of the insertion groove 125 with fingers so as not to jump upward. . At this time, each locking piece 80 rotates around the hinge portion 70 between itself and the holding tool body 60. And each locking piece
The taper surface of 80 makes the convex portion 123 of each elastic piece 122 contact the taper surface.

Here, when each locking piece 80 is pushed down more strongly, it is pushed by the tapered surface of each locking piece 80, and each elastic piece 122 is pressed.
Flexes outward, so that each locking piece 80
It fits into the storage part 120 of. Then, at the position where each locking piece 80 fits in the storage part 120, the elastic restoring force of each elastic piece 122 causes the convex part 123 to snap into the concave part 81 as shown in FIG.

As shown in FIGS. 20 and 21, the binding foot 30 is pushed and bent by each locking piece 80, and at the locking position of the facing piece 90, the lower surface of the guide groove 82 of each locking piece 80. It is held in a state of being sandwiched between and the bottom of each storage part 120. At this time, the non-return pawl 31 of the binding foot 30 and the bottom of each storage section 120 are engaged with each other, so that the binding foot 30 is inserted into the insertion hole 61 at the bottom of each storage section 120.
It is prevented from slipping through. It should be noted that movement of the binding foot 30 in the band width direction is also prevented by abutting the facing inner surface of the guide groove 82 of each locking piece 80.

Next, when the document 40 is re-fixed or removed, the operation projections 124 at the upper center of the elastic pieces 122 are formed.
Bend your fingers a little outwards. As a result, the convex portion 123 of each elastic piece 122 disengages from each concave portion 81 of the locking piece 80, and the locking piece 80 is moved by the elastic restoring force of the hinge portion 70.
As shown in FIG. 9, almost upright, the insertion hole 61 of the presser 50 is opened. At this time, the binding foot 30 also stands upright by the elastic restoring force of the resin, and at this time, the facing piece 90 is pushed back upright.

Therefore, as shown in FIG. 11, the pressing member 50 is pulled out upward to pass the document 40 through the binding foot 30.
It is possible to freely remove and insert.

[0045]

Since the present invention is constituted as described above, it has the following effects. Claim 1
The described invention has the following effects. That is, according to the invention described in claim 1, it is possible to provide a document binding device which is easy to manufacture and easy to operate.

The invention according to claim 2 is the above-mentioned claim 1.
In addition to the object of the invention described above, the following operation is achieved. That is, according to the invention of claim 2, by arranging the hinge portion of each locking piece in the longitudinal direction of the presser body,
At the open position of each locking piece, it is possible to prevent each locking piece from protruding in the width direction of the pressing body.

The invention according to claim 3 is the above-mentioned claim 1.
In addition to the object of the described invention, the following effects are exhibited. That is, according to the invention of claim 3, since the hinge portion of each locking piece is positioned in the width direction of the presser body,
The width of the hinge portion can be set relatively freely.

[Brief description of drawings]

FIG. 1 is an exploded perspective view of a document binding tool.

FIG. 2 is a plan view of a presser,

FIG. 3 is a sectional view taken along line III-III in FIG. 2;

FIG. 4 is a rear view of FIG.

5 is a cross-sectional view taken along the line VV of FIG.

FIG. 6 is a sectional view taken along the line VI-VI of FIG. 2;

7 is a cross-sectional view taken along the line VII-VII of FIG.

FIG. 8 is a perspective view corresponding to FIG. 1 and showing a state in which a binding foot is passed through a pressing tool.

FIG. 9 is a perspective view corresponding to FIG. 1 and showing a state in which a document is bound.

10 is a cross-sectional view of FIG.

FIG. 11 shows another embodiment of the present invention, which is an exploded perspective view of a document binding tool.

FIG. 12 is a plan view of the retainer shown in FIG. 11.

13 is a right side view of FIG.

FIG. 14 is a rear view of FIG.

15 is a sectional view taken along line XV-XV in FIG.

16 is a sectional view taken along line XVI-XVI in FIG.

17 is a sectional view taken along line XVII-XVII in FIG.

18 is a sectional view taken along line XVIII-XVIII in FIG.

FIG. 19 is a perspective view corresponding to FIG. 11 and showing a state in which a stapled leg is passed through a pressing tool.

FIG. 20 is a perspective view corresponding to FIG. 11 and showing a state in which a document is bound.

FIG. 21 is a sectional view of FIG. 20.

[Explanation of symbols] 10 Document binding tool 20 File base 30 Staple foot 40 Document 50 Presser tool 60 Presser tool body 61 Insert hole 70 Hinge part 80 Locking piece 81 Recessed part 91,123 Convex part

Claims (3)

[Claims] 1. A file base, a pair of staples standing upright from the surface of the file base, and a presser for pressing a document spelled through both staples toward the surface of the file base. Is a pressing tool main body having a pair of insertion holes that extend through the binding feet and extend through the binding feet, and an open position held by the pressing tool main body and opening the insertion holes. And a pair of locking pieces that can be moved to a locking position that bends the binding foot protruding through each insertion hole, the pressing tool being integrally formed of elastic synthetic resin. At the same time, one end of each of the locking pieces is connected to the presser body by a thin hinge portion, and a synthetic resin is provided between the free end of each locking piece and the presser body. Using elasticity Documents binding device, characterized in that the formation of the uneven portion mating sexual. 2. The document binding device according to claim 1, wherein the hinge portion of each locking piece is located in the longitudinal direction of the presser body. 3. The document binding device according to claim 1, wherein the hinge portion of each locking piece is located on one side in the width direction of the pressing body.