JP2003228748A - Paper sheet discriminating device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a paper sheet discriminating device designed to prevent erroneous discrimination of paper sheets as much as possible. <P>SOLUTION: A paper sheet discriminating means 27, provided with a plurality of paper sheet discriminating sensors, is disposed between a pair of adjoining paper sheet conveyance means 25, 26, out of a/the plurality of paper sheet conveyance means 24, 25, 26. A roller separating means 70 for separating a driving roller 24b from a driven roller 24c is disposed in the paper sheet conveyance means 24, other than the pair of paper sheet conveyance means 25, 26. The driving roller 24b and driven roller 24c in the paper sheet conveyance means 24 are separated by the roller separating means 70 during the discrimination of paper sheets 21 with the operation of the paper sheets discriminating sensors 27a, 27b, 27c, 27d. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a paper sheet discriminating apparatus for discriminating the authenticity of paper sheets such as banknotes, cash vouchers, coupons, and the like, and particularly, for discriminating paper sheets with a significantly improved discrimination accuracy. Regarding the device.

[0002]

2. Description of the Related Art Generally, in a paper sheet identification apparatus for identifying the authenticity of paper sheets such as banknotes, cash vouchers, coupon tickets, etc., the paper sheet to be identified is made to run along a paper sheet conveying path, and A change in a specific part of a paper sheet is detected by various paper sheet identification sensors such as a magnetic sensor or a photo sensor arranged along the paper sheet conveyance path during traveling, and based on the detection result. I try to identify the authenticity of paper sheets.

FIG. 13 is a conceptual plan view showing a conventional example of the above-mentioned paper sheet identifying apparatus, and FIG. 14 is a conceptual side view thereof, showing particularly the paper sheet identifying apparatus 1 in which the paper sheet to be identified is a banknote. ing.

In this paper sheet discriminating apparatus 1, paper sheet conveying means 5, 6, 7, 8 including a pair of driving and driven rollers 3 and 4 on the side of the paper sheet conveying path 2 at a predetermined pitch. , 9 are provided, and the paper sheet conveying means 5, 6, 7, 8,
A plurality of identification sensors 10, 11 and 12 are arranged at predetermined positions on the upper and lower surfaces of the paper sheet transporting path 2 located between the sensor 9 and the sheet conveying path 9.

In the paper sheet discriminating apparatus 1, the inserted paper money 13 which is the inserted paper paper is gripped between each pair of drive and driven rollers 3 and 4, and the inserted paper money 13 is conveyed. While the vehicle is traveling back and forth along the transport path 2, the inserted bill 13 is inserted by the above-described sheet identification sensors 10, 11, and 12.
I was trying to discriminate between true and false.

[0006]

By the way, according to the above-described sheet discriminating apparatus 1, for example, when discriminating the inserted bill 13 by the discriminating sensor 11, other than the pair of sheet conveying means 6 and 7 which sandwich the discriminating sensor 11. Another sheet conveying means 5
Also grips the inserted banknote 13 at the same time and applies a conveying force to the inserted banknote 13, so that the traveling of the inserted banknote 13 passing through the identification sensor 11 tends to be unstable. The bills 13 are not stably identified, which may result in frequent identification errors.

This tendency is not limited to the identification sensor 11 and is the same in the other identification sensors 10 and 12, and when identifying a paper sheet by a particular identification sensor, the identification sensor is sandwiched between both sides. When the paper sheet conveying means other than the pair of paper sheet conveying means arranged in (1) simultaneously applies the conveying force to the paper sheets, the above-mentioned identification error tends to occur.

In view of the above-mentioned circumstances, it is an object of the present invention to provide a paper sheet identifying apparatus which prevents paper sheet identification errors as much as possible.

[0009]

In order to solve the above-mentioned problems, according to the present invention, a plurality of paper sheet identification sensors arranged in a paper sheet conveyance path communicating with a paper sheet inlet, At least a pair of driving and driven paper rollers, which are arranged at a predetermined pitch along the paper sheet conveying path, and a paper sheet conveying means, and a pair of driving means for driving the paper sheet conveying means. In the paper sheet identification device, which is gripped between the driven rollers and conveyed, and in which the authenticity of the paper sheet is discriminated by the paper sheet discrimination sensor, among the plurality of paper sheet conveyance means, Between a pair of paper sheet conveying means that are adjacent to each other, while arranging a paper sheet identifying means in which the plurality of paper sheet identifying sensors are collectively installed, other than the pair of paper sheet conveying means. A drive roller and a driven roller are attached to the paper sheet conveying means. And a roller separating means for separating the paper sheets from each other, and at the time of identifying the paper sheets by the paper sheet identification sensor, the paper sheets other than the pair of paper sheet conveying means by the roller separating means. The driving roller and the driven roller of the conveying means are separated from each other.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of a paper sheet identifying apparatus according to the present invention will be described in detail below.

FIG. 1 shows a sheet identifying device 2 according to the present invention.
0 is a conceptual plan view, and in particular, paper money 2 is used as a paper sheet to be identified.
The target is 1.

This paper sheet identification device 20 has a variable bill width insertion slot 22 which can change the width of the bill slot corresponding to various banknotes 21 having different bill widths, and the bill slot 22. Banknote transport path 23 including a pair of guide walls 23a and 23b having a predetermined width for guiding the inserted banknotes passing through the banknote, and a plurality of paper sheet transporting means 24 arranged along the banknote transport path 23. , 25, 26 and a paper sheet identifying means 27 disposed between a pair of paper sheet carrying means 25, 26 adjacent to each other among the plurality of paper sheet carrying means 24, 25, 26. Has been done.

Among these, the above-mentioned variable bill width insertion slot 22 can change the bill guide width W according to the width of the inserted bill as shown in FIG. It is made up of a means 30 for varying the width of the inlet.

The charging port width varying means 30 includes a slider 32 having a triangular protrusion 31 formed on the lower surface with an apex angle θ being an acute angle, and a pair of inclined pieces 31a and 31b of the triangular protrusion 31. An inclined piece 32a is formed in pressure contact with one of the inclined pieces 31a, and one of the slide guide walls 3 moves in a direction perpendicular to the traveling direction of the slider 32.
2 and the other slide guide wall 33, which is formed with an inclined piece 33a that is in pressure contact with the other inclined piece 31b, and which similarly moves in the direction perpendicular to the traveling direction of the slider 32.

Of these, the slider 32 is movably supported by the positioning moving means 34 along the left-right direction in the drawing.

The positioning support means 34 includes a pair of ribs 36 and 37 fixed to the main body 35 and the pair of ribs 3.
6, 37, and a pair of guide bars 38, 39 which are fitted into the slider 32 and slidably support the slider 32 in the left-right direction in the drawing, and fitted in the pair of guide bars 38, 39, respectively. A coil spring 38 that constantly urges the slider 32 to the left in the drawing.
urging means 40 composed of a and 39a, and the pair of ribs 3
Of 6 and 37, screwed into one rib 36,
The tip thereof is composed of a positioning adjustment screw 41 rotatably supported by the slider 32. In addition, the positioning adjustment screw 41 is
A lock nut 42 for fixing the rotation of is screwed.

On the other hand, the pair of slide guide walls 32 and 33, which slidably move in a direction perpendicular to the sliding direction of the slider 32, are connected to the outer wall portions 32b and 33b of the coil spring 43 so that they are always close to each other. A plurality of (three) biasing means 44 are provided.

According to the bill slot 22 having the slot width varying means 30 described above, the lock nut 42 is loosened from the initial position of FIG.
1a is rotated in one direction, and then the adjusting screw 41 is moved in the right direction in the drawing so that each pair of inclined pieces 3 of the slider 32 is moved.
When 1a and 31b are pressed against the inclined pieces 32a and 33a of the corresponding pair of slide guide walls 32 and 33,
As shown by an arrow A in FIG. 2, the pair of slide guide walls 32 and 33 move in a direction in which the slide guide walls 32 and 33 are kept in parallel with each other and are separated from each other by the pair of ride guide walls 32 and 33 as shown in FIG. Formed bill guide width W '(W
′> W) expands according to the width of the inserted bill.

After that, when the lock nut 42 is tightened, the bill guide width W'of the bill insertion slot 22 is fixed.

In order to narrow the bill guide width W'of the bill insertion slot 22, an operation reverse to the above-mentioned operation may be performed.

Therefore, according to the bill slot 22 having the slot width varying means 30 described above, the lock nut 42 of the slot width varying means 30 is used when handling sheets of various sizes having different widths (for example, bills). , And then the head 41a of the positioning adjustment screw 41 is rotated in one direction to easily change the width W of the bill insertion slot 22 according to the paper sheet to be handled, and thereby the bill conveyance described later. Road 23
At the time of identifying a paper sheet by the paper sheet identification sensor arranged in, the skew (skew) of the inserted paper sheet is prevented, and the paper sheet is always conveyed in a fixed posture. The authenticity of the paper sheet can be accurately and surely detected by the class identification sensor.

On the other hand, in the paper sheet discriminating apparatus 20, FIG.
As shown in FIG. 4 which is a fragmentary cross-sectional view of a plurality of sheet conveying means 24, 2 arranged downstream of the bill conveying path 23.
In the banknote transport path 23 between the paper sheet transporting means 25 and 26 among the sheets 5 and 26, the paper sheet identifying means 27 is arranged so as to cross the banknote transporting path 23.

The paper sheet identifying means 27 is used for the banknote transport path 2
A pair of upper and lower slide members 50 and 51 (see FIG. 1 and a side view of the main part of FIG. 1) movably supported so as to reciprocate across 3 and the pair of upper and lower slide members 5.
It is composed of a driving means 52 for reciprocating 0, 51.

Of these, the drive means 52 is a drive motor 53 disposed on the side of the paper sheet identification means 27 as shown in FIG. 1, and the power of the drive motor 53 is applied to the pair of upper and lower slide members 50. , 51 to the power transmission means 54.

The power transmission means 54 is composed of an annular endless cocked belt 55 whose lower surface is fixed to the upper surface of the slide member 50, and a pair of toothed pulleys 56, 57 which mesh with the cocked belt 55. Has been done.

The pair of toothed pulleys 56, 5
Of the seven pulleys, one pulley 56 is fixed to the drive shaft 53a of the drive motor 53, and the other pulley 57 is attached to a shaft 57 'supported between a pair of ribs 58 and 59 which are erected at a predetermined interval. It is rotatably supported.

According to the drive means 52 and the power transmission means 54, the drive motor 53 of the drive means 52 is rotationally driven, and when the rotation direction is reversed at a predetermined timing, the cocked power transmission means 54 is rotated. The slide members 50 and 51 also reciprocate in the left-right direction in the drawing at a predetermined timing via the belt 55, as indicated by an arrow B in the figure.

On the other hand, the above-mentioned pair of upper and lower slide members 5
As shown in FIGS. 4 and 5, a plurality of paper sheet identification sensors 27a, 27b, 27c, which are used in the paper sheet identification means 27, are shown in FIGS.
27d are all arranged together.

The paper sheet identification sensors 27a, 2
Reference numerals 7b, 27c and 27d are composed of light emitting and light receiving elements such as photosensors.

According to the paper sheet identifying means 27, the paper sheet conveying means 24, 2 are provided as shown by an arrow C in FIG.
5 and 26, the banknote 21 is reciprocated along the banknote transport path 23, during which the paper sheet identification means 27 is driven in synchronization with the reciprocal travel of the banknote 21, and the paper sheet identification sensor 27.
When a, 27b, 27c, and 27d are reciprocated so as to traverse the banknote transport path 23 as indicated by arrow B, the paper sheet identification sensors 27a, 27b, and 27 with respect to the surface of the banknote 21.
The scanning range of c and 27d is set to, for example, a closed curve shape or an inclined zigzag shape, and an arbitrary area on the surface of the banknote 21 is scanned in a wide range, whereby detailed identification data for the banknote 21 is obtained. Detect and bill 21
It is possible to make a more accurate authenticity judgment.

On the other hand, as shown in FIG.
A plurality of paper sheet transporting means 24, 25, 26 described above are arranged in the bill transporting path 23 having a predetermined width for guiding the inserted bills passing through the rearward direction.

The paper sheet conveying means 24, 25, 26
Is driven via a drive motor 60 disposed on the side of the paper sheet identification means 27 and first and second cocked belt type power transmission means 61 and 62 for transmitting the drive force of the drive motor 60. To be done.

On the other hand, the paper sheet conveying means 24, 25,
As shown in FIG. 5, reference numeral 26 denotes a drive shaft 24 disposed below.
drive rollers 24b, 2 fixed to a, 25a, 26a
5b and 26b and the respective drive rollers 24b, 25b and 2
6b are driven rollers 24c, 25c, 26c, which are pressed against the driven shafts 24c, 25c, 26c respectively, and are driven by the driven shafts 24d, 25d, 26d facing the drive shafts 24a, 25a, 26a. It is movably supported.

On the other hand, as shown in FIG. 1, of the above-described first and second cocked belt type power transmission means 61, 62, the first cocked belt type power transmission means 61 is the drive shaft 24a. The toothed pulley 63 is fixed to the left end, the toothed pulley 64 is fixed to the left end of the drive shaft 25a, and a cocked belt 65 wound between the toothed pulleys 63, 64. The cocked belt type power transmission means 62 of No. 2 includes a toothed pulley 65 fixed to the right end of the drive shaft 25a, a toothed pulley 66 fixed to the right end of the drive shaft 26a, and the toothed pulleys 65, 66.
It is composed of a cocked belt 67 wound in between.

Such sheet conveying means 24, 25, 2
According to 6, when the drive motor 60 shown in FIG. 1 is rotationally driven and the rotational direction is reversed at a predetermined timing, the first and second cocked belt type power transmission means 6
The respective drive rollers 24b, 25b, 26b shown in FIG. 5 rotate in the forward and reverse directions at a predetermined timing via the cocked belts 65, 67 of the first and the second 62, whereby the respective drive rollers 24
driven rollers 24c, 2 facing the b, 25b, 26b
The banknote 21 gripped between 5c and 26c travels back and forth along the banknote transport path 23 as indicated by an arrow C, and passes through the above-mentioned sheet discriminating means 27.

On the other hand, as shown in FIG. 5, of the paper sheet conveying means 24, 25, 26 described above, the paper sheet identifying means 20.
A pair of paper sheet conveying means 25, 2 which are adjacent to each other with the sheet sandwiched therebetween
The paper sheet transporting means other than No. 6, that is, the paper sheet transporting means 24 in the embodiment is transported so as not to give a transporting force to the banknote 21 during the scanning of the banknote 21 by the paper sheet identifying means 27. A roller separating means 70 for separating the drive roller 24b and the driven roller 24c of the means 24 from each other is provided.

The roller separating means 70 has one end supporting the driven shaft 24d of the driven roller 24c and the other end supporting the shaft 71.
An L-shaped arm 72 rotatably supported around
The solenoid 72 is configured to rotate the arm 72 counterclockwise about the shaft 71.

When the paper sheet discriminating means 27 starts scanning the paper money 21, the solenoid 73 is supplied with drive power based on the scanning start signal and is turned on. As a result, as shown in FIG. The solenoid 73 causes the L-shaped arm 72 to rotate in the counterclockwise direction about the shaft 71 by a predetermined rotation angle, so that the drive roller 24b and the driven roller 24c of the paper sheet transporting means 24 are separated from each other. The conveyance force to the banknote 21 by the leaf conveying means 24 is stopped.

The paper money 21 by the paper sheet identification means 27
When the scanning is finished, the power supply to the solenoid 73 is stopped based on the scanning end signal, so that the solenoid 73 is turned off, and the L-shaped arm 72 moves clockwise around the shaft 71 as shown in FIG. Then, the drive roller 24b and the driven roller 24c of the paper sheet transporting means 24 are brought into close contact with each other again to return to the initial position where the transport force is again applied to the banknote 21.

Therefore, according to the roller separating means 70 described above, during the scanning of the banknote 21 by the paper sheet identifying means 20,
Since the conveyance force of the paper sheet conveying means other than the pair of paper sheet conveying means 25 and 26 adjacent to each other with the paper sheet identifying means 20 interposed therebetween is not applied to the banknote 21, the banknote passing through the paper sheet identifying means 27. The traveling of 21 is extremely stable, so that the paper sheet identification means 27 can identify the banknotes stably and accurately.

By the way, the above-mentioned paper sheet conveying means 24,
25 and 26 drive rollers 24b, 25b and 26b,
Each driven roller 24c, 25c, 26c facing this
In the meantime, unless the banknotes 21 are uniformly and appropriately pressed and loaded, the paper sheets (banknotes 21) to be conveyed can be slipped, jammed, skewed, etc. to be stably conveyed. It may not be possible.

Therefore, each sheet conveying means 2 of the above embodiment
4, 25, and 26, the driven rollers 25b, 25b, 2b of the respective sheet conveying means 24, 25, 26 are shown in FIG.
In order to adjust the pressing load of each driven roller 24c, 25c, 26c on 6b, each driven roller 24c, 25c,
A pressing load adjusting means 80 is provided on each of the 26c.

The pressing load adjusting means 80 is provided with a rib 82 provided upright on an upper chute 81 which constitutes the upper and lower sides of the bill transport path 23, and a pressing lever rotatably supported by the rib 82 about a shaft 83. And 84.

This pressing lever 84 has one end driven roller 2
The driven shaft 25d of 5c is supported, and the other end is provided with an urging means 85 for urging the pressing lever 84 clockwise about the shaft 83.

The biasing means 85 is an adjusting screw arranged by inserting insertion holes 82b and 84b formed in the bending tongue 82a of the rib 82 and the bending tongue 84a of the pressing lever 84, respectively. 86, a nut 87 that is screwed into the adjusting screw 86, a repulsive coil spring 88 that is a biasing member disposed between the head portion 86a of the adjusting screw 86 and the bent tongue piece 84a of the pressing lever 84. It consists of and.

According to such a pressing load adjusting means 80, the pressing lever 84 is driven by the urging force of the repulsion coil spring 88.
A biasing force F in the clockwise direction is applied to the shaft 83 around the shaft 83, and as a result, the peripheral surface of the driven roller 25c is pressed against the peripheral surface of the drive roller 25b, and the paper money 21 is gripped between them. Becomes

In order to adjust the urging force F that produces this pressure contact force, a tool such as a flat-blade screwdriver is inserted into the tool insertion groove 86b formed at the tip of the adjusting screw 86, and the adjusting screw 86 is adjusted. If it is rotated in one direction as shown by the arrow D, the head 86 of the adjusting screw 86 is, as shown in FIG.
a and the bending tongue piece 84a, the total length L of the repulsion coil spring 88, which is a biasing member, changes, and the repulsive force of the repulsion coil spring 88 changes, and the pressing lever 84
The urging force F of is changed.

Therefore, each driven roller 24c, 25c, 2
6c Each adjusting screw 8 constituting each pressing load adjusting means 80
When 6 is rotated in one direction with a tool and adjusted, the urging force of each pressing lever 84 of each pressing load adjusting means 80 changes, whereby each drive roller 24b, 25b,
Since the pressure contact force of each of the driven rollers 24c, 25c, and 26c with respect to 26b changes, the paper sheet conveying means 24,
The banknote 21 can be evenly and appropriately held between the drive rollers 24b, 25b, 26b of 25 and 26 and the driven rollers 24c, 25c, 26c, and therefore can be of various types having different thicknesses and hardness. Appropriate pressure load is applied to the paper sheets, whereby slips, jams, skews, etc. of the paper sheets to be conveyed can be prevented, and these various kinds of paper sheets can be stably conveyed. Become.

In the pressing load adjusting means 80 described above, the repulsive coil spring 88 is used as the urging member arranged between the head 86a of the adjusting screw 86 and the bent tongue piece 84a of the pressing lever 84. However, the present invention is not limited to the above embodiment, and a leaf spring 89 may be used as the urging member as shown in FIG. 9 in which the same parts as in FIG.

By the way, the above-mentioned paper sheet conveying means 24,
25 and 26 drive rollers 24b, 25b and 26b,
Each driven roller 24c, 25c, 26c facing this
Are the shafts 24a, 24d, 25a, 2 on which they are mounted.
5d, 26a, and 26d (FIG. 6) are preferably rotated without causing misalignment (a phenomenon in which the shaft center of the shaft does not coincide with the shaft center of the roller).

That is, these driving and driven rollers are
If the shaft supporting them is rotated with the core misaligned, the distance between the roller surface and the shaft center changes,
Therefore, the posture of the paper sheet that is gripped and conveyed between the driving and driven rollers slightly changes in the vertical direction, and the conveyance becomes extremely unstable, and the banknote 21 passes through the paper sheet identification means 27. At the time of scanning, the paper sheet identification means 27a, 27b, 27c, 2 arranged therein when the paper sheet identification means 27 is scanned due to the vertical posture variation.
Since the distance between 7d (FIG. 4) and the surface of the bill 21 to be scanned slightly changes, proper and stable sensing processing cannot be performed, and thus the authenticity of the traveling paper sheet can be accurately identified. There is also a risk that it will not be possible.

Therefore, in the above embodiment, the paper sheet conveying means 2
4, 25, 26 drive rollers 24b, 25b, 26b
And in each driven roller 24c, 25c, 26c the shaft 24a, 24d, 25a, 25d on which they are supported,
Centering means 90 is provided to prevent misalignment with respect to 26a and 26d (FIG. 6).

Next, this centering means is used as a driven roller 25c.
An example applied to the above will be described as a representative. FIG. 10 is a fragmentary cross-sectional view of the driven roller 25c supported by the driven shaft 25d. The main body 90 of the driven rollers 25c, which are arranged in pairs on the left and right at predetermined intervals, are provided with centering means 100 on both sides thereof.

The centering means 100 has an inner ring having a cylindrical ring accommodation hole 91 formed in the side of the main body 90 and a truncated cone-shaped outer peripheral surface 92a mounted in the accommodation hole 91. 92, an outer ring 93 having a truncated cone-shaped outer peripheral surface 92a into which the truncated cone-shaped outer peripheral surface 92a of the inner ring 92 is fitted, and the inner ring 92 and the outer ring 93 are screwed to each other. , And a clamp screw 94 for centering the driven shaft 25d by bringing the outer peripheral surface 93b of the outer ring 93 into pressure contact with the inner peripheral surface of the ring receiving hole 91 by attracting each other.

According to such centering means 100,
Bearing hole 90a formed in the body 90 of the driven roller 25c
After inserting the driven shaft 25d therein, the inner ring 92 and the outer ring 93 are inserted into the ring receiving hole 91 formed on the side of the main body 90, and then the clamp screw 94 is tightened to follow the driven shaft 25d. The roller 25c is centered.

The driven roller main body 90 is positioned and fixed to the driven shaft 25d by forming a positioning protrusion 101 at the left end of the driven shaft 25d as shown in FIG. 11 in which the same portions as those in FIG. The inner ring 92 of the centering means 100 is abutted against the protrusion 101 to temporarily fix it, and then the detachable U-shaped collar 102 is attached to the driven shaft 25d on the side opposite to the side on which the positioning protrusion 101 is formed. The U-shaped collar 102 which is attached and detached controls the space between the one guide wall 23a and the inner ring 92 of the centering means 100 embedded in the roller body 90, thereby positioning the driven roller body 90. It may be fixed.

The positioning and fixing of the driven roller main body 90 with respect to the driven shaft 25d is as shown in FIG. 12 in which the same parts as those in FIG.
5d may be directly connected by the positioning pin 103. In this case, the positioning protrusion 1 as shown in FIG.
01 and the U-shaped collar 102 are unnecessary.

[0058]

As described above, according to the paper sheet discriminating apparatus of the present invention, a paper sheet is provided between a pair of paper sheet conveying means adjacent to each other among a plurality of paper sheet conveying means. As described above, the paper sheet identifying means including the identification sensors is arranged, and the paper sheet conveying means other than the pair of paper sheet conveying means is provided with the roller separating means for separating the driving and driven rollers. At the time of identifying the paper sheet by the paper sheet identifying means, the roller separating means drives the paper sheet conveying means other than the pair of paper sheet conveying means and separates the driven rollers from each other. At the time of identifying the paper sheet by the paper classifying means, the carrying force of the paper sheet carrying means other than the pair of paper sheet carrying means which are adjacent to each other with the paper sheet identifying means interposed therebetween does not apply to the paper sheet. Therefore, the traveling of the paper sheet passing through the paper sheet identification sensor is extremely high. Stable, and therefore it is possible to significantly improve the discrimination ability of the paper money by the paper sheet recognition sensor Te.

[Brief description of drawings]

FIG. 1 is a conceptual plan view showing a paper sheet identifying apparatus of the present invention.

FIG. 2 is an enlarged plan view of an essential part of a paper sheet inlet.

FIG. 3 is an enlarged plan view of an essential part showing the action of the paper sheet input port.

FIG. 4 is a conceptual plan view of a paper sheet conveying unit.

5 is a conceptual side view of FIG. 4.

FIG. 6 is a conceptual side view showing the operation of the roller separating means.

FIG. 7 is a diagram showing a roller pressing load adjusting means.

FIG. 8 is a diagram showing an operation of a pressing load adjusting means.

FIG. 9 is a view showing another embodiment of the pressing load adjusting means.

FIG. 10 is a fragmentary sectional view showing the centering means of the roller.

FIG. 11 is a fragmentary sectional view showing a roller positioning means.

FIG. 12 is a fragmentary sectional view showing another embodiment of the roller positioning means.

FIG. 13 is a conceptual plan view showing a conventional paper sheet identifying apparatus.

FIG. 14 is a conceptual side view of FIG. 13.

[Explanation of symbols]

20 ... Paper sheet identification device 21 ... Paper sheets (banknotes) 22 ... Paper sheet input port 23 ... Paper path 24, 25, 26 ... Paper sheet conveying means 24b, 25b, 26b ... Drive roller 24c, 25c, 26c ... Driven roller 27 ... Paper sheet identification means 27a, 27b, 27c, 27d ... Paper sheet identification sensor 70 ... Roller separating means 30 ... Input port width changing means 31 ... Slider 32 ... One slide guide wall 33 ... The other slide guide wall 50, 51 ... Slide member 52 ... Driving means 70 ... Roller separating means 72 ... L-shaped arm 73 ... Solenoid 80 ... Press load adjusting means 84 ... Pressing lever 85 ... Biasing means 91 ... Ring receiving hole 92 ... Inner ring 93 ... Outer ring 94 ... Clamp screw 100 ... Centering means

─────────────────────────────────────────────────── ───

[Procedure amendment]

[Submission date] February 14, 2002 (2002.2.1
4)

[Procedure Amendment 1]

[Document name to be corrected] Drawing

[Correction target item name] All drawings

[Correction method] Change

[Correction content]

[Figure 1]

[Fig. 2]

[Figure 3]

[Figure 4]

[Figure 8]

[Fig. 12]

[Figure 5]

[Figure 6]

[Figure 7]

[Figure 9]

[Figure 10]

FIG. 11

[Fig. 13]

FIG. 14

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Koji Moriyasu             2-2-2 Uchisaiwaicho, Chiyoda-ku, Tokyo             Ceremony company Japan Conlux (72) Inventor Satoru Tsurumaki             2-2-2 Uchisaiwaicho, Chiyoda-ku, Tokyo             Ceremony company Japan Conlux F-term (reference) 3E041 AA01 AA02 AA03 BB01 BC06                       DB01 DB04 DB05 EA03 EA04                       EA05                 3F048 AA06 AB03 BA06 BB10 DA06                       DB02 DC13                 3F049 CA31 DA12 DA19 DB02 LA08                       LB04                 3F101 FB17 FE04 FE17 LA08 LB04

Claims (9)

[Claims] 1. A plurality of paper sheet identification sensors arranged in a paper sheet conveying path communicating with a paper sheet inlet, and a plurality of paper sheet identifying sensors arranged at a predetermined pitch along the paper sheet conveying path. At least a paper sheet conveying means including a pair of driving and driven rollers, and conveys the paper sheet while grasping and conveying the paper sheet between the pair of driving and driven rollers of the paper sheet conveying means. In the paper sheet identification device configured to discriminate the authenticity of the paper sheet by an identification sensor, between the pair of paper sheet conveyance means adjacent to each other among the plurality of paper sheet conveyance means, A paper sheet identifying means having a plurality of paper sheet identifying sensors installed together is disposed, and the paper sheet conveying means other than the pair of paper sheet conveying means is provided between the drive roller and the driven roller. A roller separating means for separating the sheet is provided, At the time of identifying the paper sheet by the sensor, the roller separating means separates the drive roller and the driven roller of the paper sheet conveying means other than the pair of paper sheet conveying means. Characteristic paper sheet identification device. 2. The paper sheet inlet has a slot opening varying means for varying the slot width corresponding to various sheets having different sheet widths. The paper sheet identification device described. 3. The insertion port width varying means includes a slider having a triangular protrusion formed on the lower surface with an apex angle θ being an acute angle, and one inclined piece of a pair of inclined pieces of the triangular protrusion. An inclined piece is formed in pressure contact, one slide guide wall that moves in a direction perpendicular to the traveling direction of the slider, and an inclined piece that is in pressure contact with the other inclined piece of the triangular protrusion are formed. The paper sheet identification device according to claim 1, wherein the paper sheet identification device comprises the other slide guide wall that moves in a direction perpendicular to the traveling direction. 4. A paper sheet discriminating means in which a plurality of paper sheet discriminating sensors are collectively installed, and a pair of upper and lower slide members supported so as to reciprocate so as to traverse the bill transport path, 2. The paper according to claim 1, further comprising a driving unit that reciprocally moves a pair of upper and lower slide members, and the plurality of paper sheet identification sensors are collectively arranged on the pair of slide members. Leaf identification device. 5. The roller separating means has an L-shaped arm whose one end supports a driven shaft which supports the driven roller, and the other end which is rotatably supported about the shaft, and the arm. The paper sheet identification apparatus according to claim 1, comprising a solenoid that rotates in one direction around an axis. 6. The paper sheet discriminating apparatus according to claim 1, wherein the driven roller is provided with a pressing load adjusting means for adjusting a pressing load applied to the driving roller. 7. The pressing load adjusting means supports a driven shaft of the driven roller at one end and a pressing lever rotatably supported at the other end about a pressing lever supporting shaft, and presses the pressing lever. 7. The paper sheet identification device according to claim 6, further comprising a biasing unit that biases the lever bearing shaft in one direction. 8. The paper sheet according to claim 1, wherein the drive roller and the driven roller are provided with centering means for preventing misalignment with respect to a shaft supporting them. Class identification device. 9. The centering means comprises a cylindrical ring accommodating hole formed laterally of each of the rollers, an inner ring having a truncated cone-shaped outer peripheral surface mounted in the accommodating hole, and An outer ring having the same frustum-shaped inner peripheral surface into which the frustum-shaped outer peripheral surface of the inner ring is fitted, and the outer ring that is screwed to the inner ring and the outer ring and attracts both. 9. The paper sheet identification device according to claim 8, further comprising a clamp screw that presses an outer peripheral surface of the ring against an inner peripheral surface of the ring receiving hole to perform centering with respect to the shaft.