JP3602815B2 - Binding device - Google Patents

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a binding device, and more particularly, to a binding device provided with a binding foot for inserting into a binding hole formed in a sheet to be bound or the like and fixed to a file cover or the like.
[0002]
[Prior art]
In a conventional binding tool having a plurality of binding feet, a caulking tack or the like is caulked between the plurality of binding feet and attached to the cover.
[0003]
[Problems to be solved by the invention]
However, in a conventional binding device, a binding foot is inserted into a hole formed in a holding member called a presser, and in a state where the holding member is attached to the binding foot, the binding device is swaged with a swaging stud or the like to cover the binding device. Cannot be attached to
That is, after the binding device is attached to the cover or the like, it is necessary to fix the holding member to the binding foot.
Therefore, in a line for attaching a binding device to a cover, it is necessary to attach the binding device to the cover and then fit and fix the holding member to the binding foot.
For this reason, it takes time and effort to attach the binding device to the cover, requires manufacturing time, and increases costs.
[0004]
Therefore, a main object of the present invention is to provide a binding device having a plurality of binding feet, wherein the binding tool can be fixed to a fixed body such as a cover in a state where the holding member is fixed to the binding feet in advance. It is to provide.
[0005]
[Means for Solving the Problems]
Fastening tool according to claim 1 of the invention, there is provided a fastening tool having a plurality of binding feet,該綴Ji plate-shaped clamping portions of the legs projecting from the plane substantially rectangular and 該挟lifting portion continuously arranged to the plane substantially A rectangular plate-shaped fixing portion is integrally formed with plastic, and the holding portion and the fixing portion are formed at positions separated from each other. The fixing portion includes a pair of left and right binding feet projecting from the holding portion. A pair of right and left holes for fixing to a fixed body such as a cover is formed at a position separated from a range where the binding feet are connected on a line substantially parallel to the connected line, and the holes are swaged in the holes. The tool is inserted and the caulking tool is crimped together with the object to be fixed, or the periphery of the hole is heat-welded to the object to be fixed, and the fixing portion is formed so as to be fixed to the object to be fixed. bent portion is formed so as to be able to bend the part and the fixed part, the bent portion The substantially linear thin portion recessed from the surface over from one end to the other end of the fixed portion in a line connecting the hole is formed, and, in the periphery of the clamping portion of the hole, you appropriate spacing from the outer periphery of the hole And a bent hole is formed penetrating from the surface on the side where the binding foot rises to the back surface , and both ends of the bending hole are formed continuously with the edge of the thin portion near the hole, and the binding foot is formed. Is a binding tool formed such that when the holding member is fixed to the holding portion, the holding portion is bent toward the fixing portion side at the bending portion, and the fixing portion can be crimped or thermally welded .
In the binding device according to claim 2 of the present invention, a pair of left and right circular holes are formed in the plate-shaped fixing portion on a line substantially parallel to a line connecting the pair of left and right binding legs projected from the plate-shaped holding portion. On the line connecting the centers of the pair of round holes, a thin portion recessed from the side surface on which the binding foot rises is formed from one end to the other end of the fixing portion, and is pinched around the round hole. at appropriate intervals from the outer periphery of the round hole in parts side, the narrow bent hole of semicircular is formed, said bent holes are formed continuously with the thin portion, according to claim 1 It is a binding device.
In the binding device according to claim 3 of the present invention, the holding member into which the binding foot is inserted and fixed is regulated so as not to overlap a hole for fixing to a fixed body such as a cover. Alternatively, the binding device according to claim 2 .
In the binding device according to a fourth aspect of the present invention, the thin portion is formed in a substantially linear shape that is recessed from a side surface on which the binding foot stands, and the bent hole is formed continuously with the thin portion. And the binding foot is formed so as to correspond to an interval between the binding holes formed in the holding member disposed opposite to the holding portion and to be inserted into the binding hole. The binding device according to any one of claims 1 to 3.
[0006]
The above and other objects, features and advantages of the present invention will become more apparent from the following detailed description of embodiments of the present invention with reference to the accompanying drawings.
[0007]
BEST MODE FOR CARRYING OUT THE INVENTION
FIG. 1 is an exploded perspective view showing a use state of a binding device according to an embodiment of the present invention.
FIG. 2 is an exploded perspective view of the binding device shown in FIG.
The binding device 10 is integrally formed of, for example, a plastic such as polypropylene.
The binding device 10 includes, for example, a male member 12 attached to a file cover. The male member 12 has a plurality of binding feet 20a and 20b, and a file for binding paper or the like to the binding feet 20a and 20b. It is used as a binding tool. Then, the binding feet 20a and 20b are inserted into binding holes 62a and 62b formed in a holding member 60, which is referred to as a holding member, and has a substantially rectangular flat plate shape used as a female member.
The binding feet 20a and the binding feet 20b are formed corresponding to the intervals between the binding holes 62a and the binding holes 62b of the holding member 60, and the thicknesses of the binding feet 20a and the binding feet 20b are also set in the binding holes of the holding member 60. It is formed so that it can be inserted into the binding hole 62a and the binding hole 62b, and the binding feet 20a and 20b can be inserted and bound into the binding hole formed in the paper or the like.
[0008]
The male member 12, a pair of left and right binding legs 20a, a flat, substantially rectangular plate-shaped clamping portion 22 having a 20b, fixed in the width direction of the該挟sandwiching member 22 of the connected flat, substantially rectangular and clamping portion 22 plate-like The part 40 is integrally formed with a plastic such as polypropylene.
[0009]
The sandwiching portion 22 is a plate having a substantially rectangular shape in a plane, and is formed at both longitudinal edges thereof so that a pair of right and left binding feet 20a and 20b stand up in parallel upward.
The root portions of the binding feet 20a and 20b are used as binding bodies for engaging with binding holes of the paper.
The length of the binding feet 20a and 20b is the maximum thickness of a sheet that can be bound to the binding device 10.
In addition, a fitting portion having a substantially concave shape in cross section, which extends linearly from the vicinity of the base to the front end on the outer surfaces of the both binding feet 20a and 20b, which face in opposite directions, is provided at the distal end portions of both binding feet 20a and 20b. 24 are formed.
The fitting portion 24 constitutes a part of the holding means, and is adapted to be detachably fitted to a fitting portion 64 having a substantially convex cross section of the holding member 60 described later.
[0010]
A flat rectangular plate-shaped fixing portion 40 is formed on the left side of the holding portion 22 at a position separated from a line connecting the binding feet 20a and 20b of the holding portion 22 via the bent portion 30. ing.
The fixing portion 40 has a pair of left and right round holes 42a and 42b formed substantially in parallel with a line connecting the pair of left and right binding legs 20 and 20b, and the round holes 42a and 42b formed in the fixing portion 40 have a cover. A through hole for fixing to the body A to be fixed is formed.
In the round holes 42a and 42b, a caulking tool is inserted into the holes, and the caulking tool is caulked together with the fixed body A, and the fixing portion 40 is fixed to the fixed body A, or the round holes 42a and 42b are The fixing portion 40 is welded and fixed to the fixed object A by heat welding in the vicinity of the peripheral edge.
When the peripheries of the round holes 42a and 42b are heated and melted and thermally welded, the synthetic resin forming the fixing portion 40 is melted, protrudes into the round holes 42a and 42b, and the round holes 42a and 42b are formed. , 42b.
[0011]
The bent portion 30 is configured to bend the holding portion 22 and the fixed portion 40, and extends from one end to the other end of the fixed portion 40 on a line parallel to a line connecting the pair of round holes 42a and 42b. A substantially straight thin-walled portion 32 is formed, and a flat semicircular arc is formed around the round holes 42a and 42b at an appropriate distance from the outer periphery of the round holes 42a and 42b on the side of the holding portion 22. The narrow bending holes 34a and 34b are formed.
The thin portion 32 is formed so as to have a U-shaped cross section from the rising surface of the binding feet 20a and 20b, and both ends of the bent holes 34a and 34b are edges near the round holes 42a and 42b of the thin portion 32. And are formed continuously.
The bent hole 34a and the bent hole 34b are fine holes penetrating from the front surface to the back surface of the male member 12.
Therefore, in the thin portion 32 constituting the bent portion 30, the holding portion 22 and the fixing portion 40 can be bent toward the upper surface side (the side where the binding feet 20a and 20b stand up).
[0012]
The holding member 60 is a strip-shaped body made of a plastic such as polypropylene or ABS resin, is called a holding member, and is used as a female member.
The holding member 60 is arranged to face the holding portion 22, and is for holding paper or the like to be bound between the holding member 60 and the holding member 60.
As shown in FIGS. 8 to 10, two binding holes 62a and 62b are formed in the holding member 60 at positions substantially corresponding to the two binding feet 20a and 20b, respectively, at a predetermined interval. As shown in FIG. 8, the binding holes 62a and 62b are through holes into which the binding feet 20a and 20b are inserted.
Furthermore, the holding member 60 is formed with a fitting portion 64 having a substantially convex cross section that extends outward in the longitudinal direction from the two binding holes 62a and 62b.
The fitting portion 64 has a structure that fits with the fitting portion 24 of the holding portion 22, and a mushroom-shaped convex ridge 66 is formed at the center thereof in the rising direction of the binding feet 20 a and 20 b. On both sides of the convex ridge 66, concave ridges 68 are formed in parallel with the mushroom-like convex ridges 66.
Then, the convex ridge 66 of the holding member 60 is fitted and fixed to the concave ridge 26 of the fitting portion 24 of the holding portion 22.
[0013]
Although the holding member 60 is a substantially rectangular plane having a certain width, the binding feet 20 a and the binding feet 20 b are inserted into the binding holes 62 a and 62 b of the holding member 60, and the fitting portion 24 is inserted into the fitting portion 64. When the holding member 60 is fixed to the male member 12 by fitting, the width of the round holes 42a and 42b is regulated so that the vicinity of the periphery thereof can be thermally welded to the body A to be fixed. That is, the binding feet 20a and the binding feet 20b are inserted into the binding holes 62a and the binding holes 62b of the holding member 60, the fitting portion 24 is fitted to the fitting portion 64, and the holding member 60 is fixed to the male member 12. In this state, the edge 70 of the sandwiching member 60 closest to the binding holes 62a and 62b is limited so as not to overlap the round holes 42a and 42b .
In this embodiment, the width of the holding member 60 is adjusted so that when the holding portion 22 is bent in the bent portion 30 toward the fixing portion 40, the holding member 60 does not become an obstacle to bending. The edge 70 is restricted to a width that is located closer to the holding portion 22 than the thin portion 32 of the bent portion 30.
[0014]
In the binding device 10, a holding unit for bending the root portions of the binding feet 20 a and 20 b and holding the distal ends of the binding feet 20 a and 20 b on the holding member 60 is configured. In this case, when the fitting portions 24 of the binding feet 20a and 20b are pressed against the tip of the protruding ridge 66 of the fitting portion 64 of the holding member 60 and pressed, the fitting portions 24 are opened so as to be pushed open. When the convex ridge 66 is fitted into the concave ridge 26, the concave ridge 26 is restored to its original shape and is fixed to the convex ridge 66. In this state, unless the user applies a force in the direction in which the protruding ridges 66 and the concave ridges 26 are pulled apart, they are firmly fitted without separating. When the user applies a force in a direction in which the convex ridge 66 and the concave ridge 26 are separated from each other, the two are disengaged and separated by an action opposite to the above.
[0015]
As shown in FIG. 11, the binding device 10 is fixed to a fixed body A such as a cover, particularly, for example, a binding margin near a spine. When the binding device 10 is fixed to the fixed object A, the holding member 60 is fixed to the binding feet 20a and 20b of the male member 12, that is, the binding feet 20a are fixed to the binding holes 62a and the binding holes 62b of the holding member 60. In a state where the binding portion 24 is fitted to the fitting portion 64 and the holding member 60 is fixed to the male member 12, the vicinity of the peripheral edge of the round holes 42 a and 42 b is fixed to the body A to be fixed. Can be heat-sealed. Then, when the fixing portion 40 is welded and fixed to the object A, as shown in FIGS. 11 to 13, when the periphery of the round holes 42 a and 42 b is heated and melted and heat-welded, the fixing portion 40 is welded. Is melted and protrudes into the round holes 42a and 42b to fill almost the entire area of the round holes 42a and 42b.
Therefore, there is no need to perform a heat welding operation for fixing the fixing portion 40 to the fixed object A in a state where the male member 12 and the holding member 60 are separately separated.
[0016]
【The invention's effect】
According to the present invention, in a binding tool having a plurality of binding feet, it is possible to obtain a binding tool in which the binding tool can be fixed to a fixed body such as a cover while the holding member is fixed to the binding feet.
[Brief description of the drawings]
FIG. 1 is an exploded perspective view showing a use state of a binding device according to an embodiment of the present invention.
FIG. 2 is an exploded perspective view of the binding device shown in FIG.
FIG. 3 is a front view of the binding device shown in FIG. 1;
FIG. 4 is a side view of the binding device shown in FIG. 1;
FIG. 5 is a sectional view taken along line AA of FIG. 3;
FIG. 6 is a sectional view taken along line BB of FIG. 3;
7 is a sectional view taken along the line CC of FIG. 3;
FIG. 8 is a front view of the holding member shown in FIG. 1;
FIG. 9 is a sectional view taken along line AA of FIG. 8;
FIG. 10 is a sectional view taken along the line BB of FIG. 8;
FIG. 11 is an exploded perspective view showing a state where a binding device is attached to a cover.
FIG. 12 is an exploded perspective view showing a state where a binding device is attached to a cover.
FIG. 13 is an exploded perspective view showing a state where a binding device is attached to a cover.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 10 Binding tool 12 Male member 20a, 20b Binding foot 22 Nipping part 24 Fitting part 26 Concave ridge 30 Folding part 32 Thin part 34a, 34b Bending hole 40 Fixed part 42a, 42b Round hole 60 Nipping member 62a, 62b Binding Hole 64 Fitting portion 66 Convex ridge 68 Recess ridge 70 Edge A Fixed body

Claims (4)

In a binding device having a plurality of binding feet,
A flat substantially rectangular plate-shaped holding portion on which the binding feet protrude and a flat substantially rectangular plate-shaped fixing portion connected to the holding portion are integrally formed of plastic,
The holding portion and the fixed portion are formed at positions separated from each other,
The fixing portion is fixed to a fixed body such as a cover at a position separated from a range connecting the binding legs on a line substantially parallel to a line connecting the pair of left and right binding legs projected from the holding portion. A pair of left and right holes for
In the hole, the caulking tool is inserted into the hole, and the caulking tool is caulked together with the object to be fixed, or the periphery of the hole is heat-welded to the object to be fixed, and the fixing part is fixed to the object to be fixed. Formed to be
A bent portion is formed so that the holding portion and the fixed portion can be bent,
The bent portion has a substantially linear thin portion that is recessed from the surface from one end to the other end of the fixed portion on a line connecting the holes, and around the hole on the side of the holding portion, the outer periphery of the hole. At a more appropriate interval, a bent hole penetrating from the side surface where the binding feet stand up to the back surface is formed,
The bent hole has both ends formed continuously with the edge of the thin portion near the hole,
The binding device, wherein the binding leg is formed such that when the holding member is fixed to the holding portion, the holding portion is bent toward the fixing portion in the bent portion, and the fixing portion can be crimped or thermally welded . A pair of left and right circular holes are formed in the plate-shaped fixing portion on a line substantially parallel to a line connecting the pair of left and right binding feet projected on the plate-shaped holding portion,
On a line connecting the centers of the pair of round holes, a thin portion recessed from a side surface on which the binding foot stands from one end to the other end of the fixing portion is formed, and around the round hole, a holding portion side 2. The binding according to claim 1 , wherein a semicircular arc-shaped narrow bent hole is formed at an appropriate interval from the outer periphery of the round hole, and the bent hole is formed continuously with the thin portion. Utensils. 3. The binding device according to claim 1, wherein the holding member into which the binding foot is inserted and fixed is regulated so as not to overlap a hole for fixing to a fixed body such as a cover. The thin portion is formed in a substantially linear shape depressed from a side surface on which the binding foot rises, and the bending hole is formed continuously with the thin portion, and the binding foot is formed by the holding portion. 4. The device according to claim 1, wherein the space is formed so as to correspond to an interval between the binding holes formed in the holding member disposed opposite to and to be inserted into the binding holes. 5. Binding device.

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