JPH085271B2 - Binding - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a binding device which is attached to a back cover of a file and used to bind a piece of paper or the like.

[0002]

2. Description of the Related Art Conventionally, as this kind of binding device, the binding device disclosed in Japanese Utility Model Publication No. 60-24629 is known.
As shown in FIGS. 10 and 11, this conventional binding device has narrow and long strips on both sides in the length direction of a narrow and slender base plate A fixed to a back cover of a file or the like. A binding body B in which a large number of binding rods B1 are connected in a comb-teeth shape to a connecting rod B2 is supported to be freely opened and closed, and one side in the width direction of the base plate A is displaced upward with respect to the other side. The three guide protrusions A2 are provided on the back surface side of the high-order piece A1 at predetermined intervals in the lengthwise direction of the base plate A, and the binding body B is attached on the back surface side of the high-order piece A1. Hook-shaped locking part C1 that engages with the surface of the connecting rod B2 of
And a slider C having an inclined hole C2 that extends obliquely with respect to the length direction of the base plate A and receives the guide protrusion A2, and is supported movably in an oblique direction with respect to the length direction of the base plate A. Then, by pulling the slider C, the slider C is moved obliquely outward with respect to the length direction of the base plate A, and the engagement of the locking portion C1 with the surface of the connecting rod B2 is released. The binding body B can be opened to the base plate A, and the slider C is pushed to move the slider C diagonally inward with respect to the length direction of the base plate A so that the locking portion C1 is released. The binding body B2 is engaged with the surface of the coupling rod B2 to lock the binding body B in the closed position.

[0003]

However, in this conventional binding device, the slider C that locks the binding body B in the closed position is the base plate A.
Since the slider C is moved in an oblique direction with respect to the length direction, when the slider C is moved, the slider C must move in the length direction of the base plate A while moving in the width direction of the base plate A. Therefore, the slider C should be
When operating in the longitudinal direction of the base plate A, since the slider C is moved by the component force of the operating force, the operating force cannot be concentrated in the longitudinal direction of the base plate A, and the operability is reduced. and a bad, or, the base plate the slider C of the engaging portion C1 which moves in the width direction while moving in the length direction base plate a of a, the connection rod B2 in the binding body B with the bed plate a Since the connecting rod B2 is engaged so as to be held over the entire length, the moving operation of the slider C becomes heavy, and depending on the operation amount of the slider C, the binding body B may be insufficiently locked. There's a problem.

An object of the present invention is to make the slider the length of the base plate.
So that the sliding operation etc.
The operability of the slider is kept good, and the binding body can be easily locked in the closed position with a small operating force without causing the binding body to be insufficiently locked.

[0005]

In order to achieve the above object, the present invention supports a binding body 1 in which a large number of binding rods 11 are arranged in a comb-teeth shape, and supports the binding body 1 in a freely openable and closable manner. A narrow and long base plate 2 and a slider 3 for locking the closed position of the binding body 1.
The base plate 2 is provided with a bulging guide portion 21 extending in the lengthwise direction, and the slider 3 is slidably held in the bulging guide portion 21 along the lengthwise direction of the base plate 2. The slider 3 has a width that can be fitted into the guide portion 21, and the slider 3 has a bulge in the base plate 2.
The slider 3 is engaged with the lateral surface of the guide portion 21,
Fall prevention claws 34 that prevent separation toward the back surface of the base plate,
36, together with and a locking piece 32 having an engaging portion 31 toward the support side of the binding body 1, the slider 3 is urged at one side longitudinally with respect to the base plate 2, the other side is an operation unit 35, the binding body 1 is pre Kigakaritomehen 32 in elastic contact, the closing of the binding body 1, provided with a locked piece 14 for engaging the engaging portion 31 Of.

Further, the binding body 1 is provided with a connecting piece 12 in which comb-teeth-shaped binding rods 11 are continuously arranged in an upright state, and the binding pieces 12 stand up in the upright direction of the binding rods 11 to form a base plate. 2 is provided with a rising piece 13 having a pivotally supporting portion 13a that is supported to be freely opened and closed via a pivot shaft 5, and is directed to this rising piece 13.
You may provide the some paper piece intrusion prevention piece 17 which covers the said pivot 5.

[0007]

According to the first aspect of the present invention, the swelling guide portion 2 extending in the longitudinal direction is provided on the base plate 2 which supports the binding body 1 so as to be freely opened and closed.
1 is provided, on the bulging guide portion 21, slides freely held along the slider 3 in the length direction of the base plate 2, the slider
-3 includes a side view of the bulging guide portion 21 of the base plate 2.
Engages with the surface and separates the slider 3 toward the back surface of the base plate.
Since is provided a drop preventing claw 34, 36 to prevent anti, Rutotomoni can be concentrated operating force of the slider 3 of the base plate 2 in the longitudinal direction, said binding body 1, the locking piece 3
When the closing operation is performed against the elastic contact resistance with the locked piece 14 of 2.
The slider 3 does not move away from the bottom surface of the base plate,
Since it is firmly held by the bulging guide portion 21, the slider
It is possible to securely slide the -3 along the length of the base plate 2.
The locked piece 14 to the engaging portion 31 of the locking piece 32.
The slider 3 can be securely engaged and the operability of the slider 3 is improved.
It will be good. And especially thin files and flexible
Attach the base plate 2 to a file made of flexible material
When the slider 3 is used, that is, the slider 3 faces the bottom surface of the bed
Used by attaching the base plate 2 to a file that is easy to separate
Even when the binding piece 1 is locked,
When the closing operation is performed against the elastic contact resistance with 4, the slider 3
Of the locked plate by effectively preventing the separation of the
Make sure that the piece 14 is securely engaged with the engaging portion 31 of the locking piece 32.
You can Moreover, the slider 3 biases the base plate 2 to one side in the longitudinal direction,
The binding piece 32 having the engaging portion 31 is provided on the binding body 1
In addition, since the locking piece 32 is elastically contacted and the locked piece 14 that engages with the engaging portion 31 when the binding body 1 is closed is provided, when the binding body 1 is closed, the slider 3 is By the closing operation of the binding body 1, the locked piece 14 of the binding body 1 can move with respect to the locking piece 32 of the slider 3 and engage with the engaging portion 31 without any further operation. Therefore, the binding body 1 can be securely locked without being insufficiently locked as compared with the one that locks the binding body 1 in the closed position by operating the slider, and the binding body 1 can be locked. Since only the closing operation is required to resist the elastic contact resistance of the locking piece 32 with the locked piece 14, the binding body 1 can be easily closed with a small operation force.

According to the second aspect of the present invention, the binding piece 11 in which the binding rods 11 are arranged in a standing manner is erected on the connecting piece 12 of the binding body 1 in the standing direction of the binding rods 11 and is pivotally supported on the base plate 2. A rising piece 13 having a pivotally supporting portion 13a which is freely opened and closed through
And a plurality of paper piece intrusion prevention pieces 17 that cover the pivot shaft 5 and are provided toward the rising piece 13 so that the bound paper piece can be rolled and viewed on the binding rod 11 of the binding body 1. It is possible to prevent the end portion on the binding hole side of the rolled paper piece from being caught in the gap between the connecting piece 12 of the binding body 1 and the pivot shaft 5.

[0009]

[Embodiment] The binding device shown in FIG. 9 is a binding body 1 in which a large number of binding rods 11 are continuously arranged in a comb-tooth shape, and the binding body 1 is supported to be freely opened and closed, and is mainly attached to a back cover of a file. The base plate 2 has a narrow and long shape, and a slider 3 which is slidable with respect to the base plate 2 and locks the binding body 1 in the closed position.

The base plate 2 is formed of a thin and long metal plate as shown in FIG. A swelling guide portion 21 that swells slightly more than the thickness is formed over the entire length, and one side in the width direction is erected upward, and a plurality of the binding rods 11 are bound together. A rod, for example, each second binding rod 11 from both ends, and four positioning pieces 22 facing the two binding rods 11 closer to both ends with respect to the central binding rod are provided at predetermined intervals in the longitudinal direction. Further, on the other side in the width direction, six hook-shaped bearing pieces 23, which are erected upward and whose tip is curved downward, are provided at predetermined intervals in the length direction. In addition, a first guide hole 24 for receiving a later-described locked piece 14 is provided on both sides in the length direction on the center side in the width direction of the base plate 2, and on the other side in the width direction,
A second guide hole 25 for receiving a spring receiving piece 33, which will be described later, is provided at one side from the center in the length direction (on the left side in FIG. 3), and the center portion in the length direction and the one side portion in the length direction are provided. Has two escape holes 26 and. Further, mounting holes 27 that open to the bulging guide portion 21 are provided in the widthwise central portion of the base plate 2 and on both sides in the longitudinal direction and in the longitudinal central portion. The periphery is recessed downward so that the upper ends of the fixing pins for fixing the base plate 2 to the back cover of the file do not project to the front side of the base plate 2.

Further, as shown in FIG. 3, the slider 3 is formed of a metal plate in an elongated shape having a width that can be fitted into the bulging guide portion 21, and is slid into the bulging guide portion 21. A locking piece 32 having an engaging portion 31 facing the support side of the binding body 1 to the base plate 2 is provided on one side in the width direction and on both sides in the length direction so as to be held movably. ing.

As shown in FIG. 3, the locking piece 32 has a rising portion 32a standing upright from one side in the width direction of the slider 3, and a bending portion bent at a right angle from the tip of the rising portion 32a to form the binding. The lateral wall portion 32b facing the support side of the base plate 2 of the body 1
And a notch 31a is provided at one end in the width direction of the rising portion 32a, and the lateral wall 32 is cut from the notch 31a.
The portion extending over one widthwise edge of b is the engaging portion 31, and the locking piece 32 is the base plate 2 as shown in FIGS. 1, 2, and 4.
The first guide hole 24 is made to project upward.

Further, on one side in the width direction of the slider 3,
At the central portion in the length direction, the binding body 1 extends toward the support side of the base plate 2, and the tip side bends upward.
Further, a hook-shaped spring receiving piece 33 whose bent tip portion bends downward is provided, and the spring receiving piece 33 is inserted from the second guide hole 25 of the base plate 2 as shown in FIGS. 1, 2, and 6. It is projected upward. In addition, one end in the length direction of the slider 3 (the end on the right side in FIG. 3) extends from one side in the width direction toward the support side of the binding body 1 to the base plate 2,
In addition, the tip end side projects upward from the right first guide hole 24 of the base plate 2 in FIG. 3 and engages with the front surface of the base plate 2 as shown in FIG. 7, so that the slider 3 moves away from the back surface of the base plate. 1 is provided with a first fall prevention claw 34, and at the other side end in the length direction of the slider 3, an operation portion 35 that bends upward and the base plate as shown in FIG. 2 is engaged with the surface of the other side portion in the width direction, and the slider 3
A second fall prevention pawl 36 is provided to prevent the back plate from moving away from the base plate. Further, in the slider 3, the three mounting holes 27 provided in the base plate 2 are inserted into the mounting holes at the portions facing the central mounting hole 27 and the left mounting hole 27 in FIG. A through hole 37 for sliding the slider 3 with respect to the fixed pin is provided.

As shown in FIG. 3, the binding body 1 includes a narrow and long connecting piece 12, and a large number of standing pieces from one side in the width direction of the connecting piece 12 in a direction perpendicular to the connecting piece 12. From the other end in the width direction of the binding rod 11 and the connecting piece 12, the binding rod 11
Rises in the standing direction of the
And a locking piece 14 that engages with the engaging portion 31 of the locking piece 32 when the binding body 1 is closed, on both sides of the rising piece 13 in the length direction. Is provided.

As shown in FIGS. 2 and 3, the locked piece 14 is provided with a recess 15 for receiving the locking piece 32 in the rising piece 13, and the slider is provided from one side of the recess 15. It is formed so as to project toward 3.

Further, in the binding body 1, six cutout holes 16 for receiving the bearing pieces 23 of the base plate 2 are provided at predetermined intervals in the lengthwise direction from the connecting piece 12 to the rising piece 13. Of these notch holes 16, 2 from the left in FIG.
The third cutout hole 16 is formed in a horizontally long shape, and the spring receiving piece 33 of the slider 3 is received in the horizontally long cutout hole 16 so as to face the bearing piece 23. A pressing spring 4 for urging the slider 3 to one side in the lengthwise direction (to the right in FIGS. 1 and 2) is interposed between the bearing piece 23 and the spring receiving piece 33. The support shaft 5 is inserted and fitted, and the binding body 1 is pivotally supported on the other side portion in the width direction of the base plate 2 so as to be freely opened and closed. In addition, as shown in FIGS. 2, 3, and 8, the connecting piece 12 is provided with six paper piece intrusion preventing pieces 17 that face the rising piece 13 from the inside of each notch hole 16 and cover the pivot shaft 5. It is provided.

In FIG. 3, reference numeral 6 denotes an urging spring which is wound around the central portion of the pivot shaft 5 in the length direction thereof and urges the binding body 1 to the base plate 2 in the opening direction at all times. A spring receiving hole 18 for receiving the urging spring 6 is provided at the central portion in the longitudinal direction of the connecting piece 12 and the rising piece 13 of the binding body 1.

Next, the operation of the embodiment configured as described above will be described.

As shown in FIGS. 2 and 4, the slider 3 protruding to one side in the length direction of the base plate 2 with the binding body 1 in the closed position.
When the operating portion 35 of is pulled to one side in the length direction of the base plate 2 (in the direction of the arrow in FIG. 2), the slider 3 moves to the bulging guide portion 21.
The inside slides along the length direction of the base plate 2 to the left in FIG. 2, and the engagement piece 32 of the slider 3 and the engagement portion 31 of the binding body 1 are disengaged. The binding body 1 is moved by the biasing spring 6 as shown in FIG.
As shown in FIG. 5, it swings in the opening direction with respect to the base plate 2, and as shown in FIG. Stop. By pulling the operation portion 35 of the slider 3 in this way, the slider 3 can be slid only in the length direction of the base plate 2, so that the operating force of the slider 3 is moved in the length direction of the base plate 2. It is possible to focus and therefore the slider 3
The operability can be improved, and the sliding can be performed smoothly. Further, the slider 3 has a pressing spring 4
1 is pressed to the right in FIG.
As shown in FIG. 1, the end face of the lateral wall portion 32b of the second elastic member 2 is elastically contacted with the locked piece 14 of the binding body 1, and the return movement of the base plate 2 to the other side in the length direction by the pressing spring 4 is prevented. is there.

When the binding body 1 opened in the open position as described above is closed, it can be performed only by swinging the binding body 1 in the closing direction, and the binding body 1 is swung in the closing direction. As a result, with the lateral wall portion 32b of the locking piece 32 elastically contacting the locked piece 14, the locked piece 14 moves in the direction of the arrow in FIGS. The notch 31a provided in 32a is inserted into the notch 31a, and the pressing spring 4
2 causes the slider 3 to slide to the right in FIG. 1 along the length direction of the base plate 2 in the bulging guide portion 21 by the force of FIG.
As described above, the locked piece 14 engages with the engaging portion 31 of the locking piece 32, and the binding body 1 can be reliably locked in the closed position. As described above, even if the slider 3 is not slidably operated, the locked piece 14 of the binding body 1 moves relative to the locking piece 32 of the slider 3 only by swinging the binding body 1 in the closing direction. It is possible to engage with the engaging portion 31, and therefore, it is possible to securely engage without causing insufficient engagement as compared with the case where the slider 1 is operated to lock the binding body 1 in the closed position. Moreover, since the binding body 1 only needs to be closed against the elastic contact resistance of the locking piece 32 with the locked piece 14, the binding body 1 can be easily operated with a small operation force. It can be closed to.

Further, the slider 3 is formed of a thin and long thin plate as described above, and is held by the bulging guide portion 21 provided on the back side of the base plate 2. and when the back cover is not thin, such as a file to be fixed, and the flexibility
When the binding body 1 is made of a material that has flexibility and is easily bent, when the binding body 1 is bound while the locking piece 32 is elastically contacted with the locked piece 14, the operation force in the closing direction of the binding body 1 is the engaged force. Stop piece 14
Is transmitted to the slider 3 through the locking piece 32, and the slider 3 tries to separate from the base plate 2 in the direction of the back surface of the base plate 2, but the slider 3 has a bulge in the base plate 2. The anti-drop claw 3 that engages with the lateral surface of the guide portion 21 and prevents the slider 3 from separating toward the back surface of the base plate.
Since the sliders 3 and 4 are provided, it is possible to prevent the slider 3 from moving away from the back surface of the base plate. Therefore, when the binding body 1 is bound, the locked piece 14 is engaged with the locking piece 32. Part 3
1 can be effectively engaged. Further, in the embodiment, the slider 3 has a hook-shaped spring receiving piece 33.
Since the spring receiving piece 33 is hooked on the pivot shaft 5, the spring receiving piece 33 also has the fall prevention claws 34, 3
It plays the same role as 6.

When fixing the base plate 2 to a thin back cover such as a file for fixing the base plate 2, a synthetic resin plate or the like is reinforced on the back side of the base plate 2 as shown in FIGS. 4, 5 and 9. It is preferable to dispose the sheet 7 and fix the reinforcing sheet 7 to the back cover together with the base plate 2 by the fixing pins or the like.

Further, since the connecting piece 12 of the binding body 1 is provided with a paper piece intrusion prevention piece 17 facing the rising piece 13 and covering the pivot shaft 5, the binding rod 11 of the binding body 1 is provided. When flipping the piece of paper bound in FIG. 8 in the direction of the arrow in FIG. 8, the end of the turning-out piece of paper on the side of the binding hole is caught in the gap between the connecting piece 12 of the binding body 1 and the pivot shaft 5. It can be prevented.

[0024]

As described above, according to the first aspect of the present invention, the swelling guide portion 21 extending in the lengthwise direction is provided on the base plate 2 which supports the binding body 1 in an openable and closable manner. , The slider 3 is slidably held along the length direction of the base plate 2, and the slider 3 has a swelling guide in the base plate 2.
The base plate of the slider 3 is engaged with the lateral surface of the portion 21.
Fall prevention claws 34, 36 that prevent separation toward the back surface
Because the is provided, Rutotomoni can be concentrated operating force of the slider 3 of the base plate 2 in the longitudinal direction, said binding body 1
To resist the elastic contact resistance of the locking piece 32 with the locked piece 14.
Slider 3 moves away from
Is firmly held in the bulging guide portion 21 without
Therefore, slide the slider 3 securely in the length direction of the base plate 2.
Can be made, and the locked piece 14 can be replaced with the locking piece 32.
Can be securely engaged with the engaging portion 31 of the
-3 has good operability. Especially thin files
The base plate 2 to a file made of flexible material
When used by attaching, that is, the slider 3 is on the back of the base plate
Attach the base plate 2 to a file that easily separates in the plane direction.
Even when used, the binding body 1 is locked by the locking piece 32.
When the closing operation is performed against the elastic contact resistance with the piece 14, the slider
-3 effectively separates the base plate from the rear side,
Securely engage the locking piece 14 with the engaging portion 31 of the locking piece 32.
It is possible to Moreover, the slider 3
Is urged to one side in the length direction with respect to the base plate 2, and a locking piece 32 having an engaging portion 31 is provided on the slider 3, and
Since the locking piece 32 elastically contacts the binding body 1 and the locked piece 14 that engages with the engaging portion 31 when the binding body 1 is closed, when the binding body 1 is closed, Even if the slider 3 is not particularly operated, the binding body 1 can be closed by closing the binding body 1.
The locked piece 14 of the slider 3 can move with respect to the locking piece 32 of the slider 3 to engage with the engaging portion 31, and therefore the slider 1 is operated to engage the binding body 1 in the closed position. It can be locked more reliably than when it is stopped, and the binding body 1 resists the elastic contact resistance of the locking piece 32 with the locked piece 14. Therefore, the binding body 1 can be easily closed with a small operation force.

According to the second aspect of the present invention, the binding piece 11 in which the binding strips 11 are arranged in a standing manner is erected on the connecting piece 12 of the binding body 1 in the standing direction of the binding strips 11 and is pivotally supported on the base plate 2. A rising piece 13 having a pivotally supporting portion 13a which is freely opened and closed through
And a plurality of paper piece intrusion prevention pieces 17 that cover the pivot shaft 5 and are provided toward the rising piece 13 so that the bound paper piece 11 of the binding body 1 is rolled and viewed. It is possible to prevent the end portion on the binding hole side of the rolled paper piece from being caught in the gap between the connecting piece 12 of the binding body 1 and the pivot shaft 5.

[Brief description of drawings]

FIG. 1 is a partially omitted perspective view showing a state in which a binding body of a binding device is opened.

FIG. 2 is a partially omitted perspective view of the bound body closed.

FIG. 3 is an exploded perspective view of the same.

FIG. 4 is a sectional view taken along line XX of FIG.

5 is a cross-sectional view of the binding body of FIG. 4 in an open state.

6 is a sectional view taken along line YY of FIG.

7 is a sectional view taken along line ZZ of FIG.

8 is a sectional view taken along line NN of FIG.

FIG. 9 is a plan view showing a state in which the binding device is attached to the back cover of the file.

FIG. 10 is a plan view showing a state in which the binding body of the conventional example binding device is opened.

FIG. 11 is a longitudinal sectional view of the conventional binding device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Binding body 11 Binding rod 12 Connecting piece 13 Standing piece 13a Pivoting part 14 Engagement piece 17 Paper piece intrusion prevention piece 2 Base plate 21 Bulging guide part 3 Slider 31 Engagement part 32 Engagement piece 34, 36 Falling prevention claw 35 Operation part

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Hiroshi Nakano 7-43, Minamikonaka, Suminoe-ku, Osaka City, Osaka Prefecture, Lihon Lab Co., Ltd. Osaka Plant (56) References: Kaihei Hei 1-145482 (JP, U) Actually open 54-116032 (JP, U) Actually open 61-152482 (JP, U)

Claims (2)

[Claims] 1. A binding body (1) in which a large number of binding rods (11) are connected in a comb-tooth shape, and a narrow and long base plate (2) for supporting the binding body (1) in an openable and closable manner. And a slider (3) that locks the closed position of the binding body (1), and the base plate (2) is a bulging guide portion (21) extending in the longitudinal direction.
The slider (3) is slidably held in the bulging guide portion (21) along the length direction of the base plate (2), and the slider (3) is provided with the guide portion (21). 21) having a width that can be fitted into the slider (3), and the base plate (2) is attached to the slider (3).
The side surface of the bulging guide portion (21) in
Prevents the slider (3) from separating toward the back of the base plate.
Drop preventing claw (34) and (36), together with the provided locking pieces (32) a <br/> having an engaging portion toward the support side of the binding body (1) (31), the slider (3) is urged to the base plate (2) with respect to the length direction one side, its an operation unit on the other side (35), said binding body (1) is pre Kigakaritomehen (32) in elastic contact, closing of the binding body (1), binding device, characterized in that it comprises a locked piece (14) for engaging the engaging portion (31). 2. The binding body (1) comprises a comb-shaped binding rod (11).
A connecting piece (12) continuously provided in a standing manner is provided, and the connecting piece (1
In 2), the stand upright in the standing direction of the binding rod (11)
It is supported by the plate (2) via the pivot shaft (5) so that it can be freely opened and closed.
Both with a rising piece (13) having a pivot (13a)
Then, head toward the rising piece (13) and attach the pivot shaft (5).
A plurality of paper piece intrusion prevention pieces (17) for covering are provided.
The binding device according to 1.