JP2976093B2 - Structure of card transport path - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to the structure of a card transfer path for a magnetic card reader or the like.

[0002]

2. Description of the Related Art Generally, in a card transport path of this kind, when a card is clogged in the card transport path, it is possible to remove the jammed card or to remove dirt adhering to a magnetic head disposed in the card transport path. Etc. need to be wiped off. For this reason, a structure that can open the card transport path is required. A magnetic card reader employing a card transport path of this type is disclosed in Japanese Utility Model Laid-Open No. 5-40954. The magnetic card reader disclosed in this publication has a base on which a bottom surface of a card transport path is formed and a base on which a drive belt is disposed, and a driven belt which has an upper surface of the card transport path and transports a card together with the drive belt. And an upper case in which is disposed.

An engagement piece is provided upright at the rear end of the base, and a notch is formed at the rear end of the upper case so as to engage with the engagement piece. By being engaged, the upper case is pivotally supported on the base so that the upper case can be opened and closed about the swing center. A rotatable knob is provided at the front end of the upper case, and a keyhole with which the knob engages is formed at the front end of the base.
By inserting the knob into this keyhole and rotating the knob to engage the knob with the keyhole, the upper case covers the base and the card transport path is formed. Then, by rotating the knob to release the engagement with the keyhole, the upper case is opened from above the base, thereby opening the card transport path. The engagement piece and the keyhole provided on the base with which the notch and knob of the upper case engage are arranged on the center line of the card transport path along the card transport direction.

[0004]

However, in the structure of the conventional card transport path described above, the upper case is supported only on the center line of the card transport path with respect to the base, and the card transport path is formed. Left and right sides of the center line,
That is, on both side edges of the card to be conveyed, there is no structure for supporting the upper case. For this reason, on both sides of the card to be conveyed, the upper case does not have a structure to keep a constant distance from the base in the thickness direction of the card, and the distance varies. On the other hand, the drive belt and the driven belt are disposed at positions deviated to the left or right from the center line due to the arrangement of components such as the magnetic head disposed in the card transport path. As described above, if the card conveyance path has a variation in the thickness direction of the card on both the left and right sides from the center line, the pinching force of the drive belt and the driven belt on the card also varies, so that the card can be moved at a stable speed. There is a problem that the data cannot be conveyed, and a data reading defect or a writing defect occurs.

Accordingly, the present invention has been made in view of the above-mentioned conventional problems, and an object of the present invention is to prevent a data reading defect and a writing defect by transporting a card with a stable holding force. An object of the present invention is to provide a structure of a card transport path.

[0006]

In order to achieve this object, a structure of a card transport path according to the present invention comprises a base forming a bottom surface of the card transport path and a base which can be opened and closed at the rear end side of the base. An upper case that is pivotally supported by the card carrier path and forms an upper surface of the card transport path. The upper case is provided with an engaging portion that engages with the front end side of the base, and the engaging section and the pivot section are connected to the card transport path. Are provided on both sides of a center line along the card conveying direction. Further, the structure of the card transport path according to the present invention includes a base forming the bottom surface of the card transport path, and an upper case which is pivotally supported by the base at the rear end side of the base to be openable and closable and forms the upper surface of the card transport path. An operating member swingably supported by a front portion of the upper case, and a hole provided in a wall provided on a front end portion of the base so as to move forward and backward from the front end surface of the upper case in conjunction with the operating member. And a biasing means for constantly biasing the pin in the forward direction. Further, the structure of the card transport path according to the present invention includes a base forming the bottom surface of the card transport path, and an upper case which is pivotally supported by the base at the rear end side of the base to be openable and closable and forms the upper surface of the card transport path. An operating member swingably supported by a front portion of the upper case and integrally formed with an engaging portion; and an operating member interlocked with the operating member and capable of moving forward and backward from a front end surface of the upper case and standing on a front end portion of the base. A pin that engages with a hole provided in the wall provided, and engages with an engaging portion of the operating member so as to position the pin at a position where the pin is advanced from a front end surface of the upper case and at a position where the pin is withdrawn. And a click member formed integrally.

[0007]

According to the present invention, the upper case is supported by the base on both sides of the center line of the card transport path along the card transport direction, so that no imbalance occurs in the width direction of the card transport path. . Further, according to the present invention, when the upper case is closed to the base, the pin on the upper case side automatically advances by the urging means and engages with the hole of the base. Further, according to the present invention, the swinging operation of the operating member causes the engaging portion of the operating member to engage with the click member and the pin to be positioned at the advanced position or the retracted position, and the upper case can be freely opened and closed with respect to the base. Therefore, the positioning of the operation member is performed without the need for the urging means.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing the entirety of a magnetic card lead employing the structure of the card transport path according to the present invention, FIG. 2 is a cross-sectional view showing the same schematic configuration, and FIG. FIG. 4 is a plan view of the main part of FIG.
FIG. 4 is a sectional view taken along line IV-IV. In these figures, a magnetic card reader indicated by reference numeral 1 as a whole includes an upper case 2 and a base 3, both of which are entirely formed of synthetic resin. The upper case 2 is formed in a thin-walled shallow dish shape,
It has a bottom surface portion 4 in which a long rectangular window 5 is perforated, and hook portions 6 each having a U-shape in a side view are integrally formed at a rear end portion. A pair of hook portions 6 are provided on both sides of a center line CC along a card transport direction of a card transport path 35 described later. Reference numeral 7 denotes a driven belt facing the window 5 and is stretched between a pair of pinch rollers 8 supported by the upper case 2.

Reference numeral 10 denotes an operating member provided on the front side of the upper case 2 and having an inverted L-shaped cross section. A knob 11 and a spring latch 12 are formed on the upper surface of the operating member.
A dowel 13 projecting from the side surface portion is supported by a bearing portion 14 erected on the bottom surface portion 4 of the upper case 2 and is swingably supported. At the lower end of the front part of the operation member 10,
A pair of recesses 15 (see FIG. 4) are provided on both sides of a center line CC along a card conveying direction of a card conveying path 35 described later.
Are formed. Reference numeral 18 denotes a pair of pins having a groove 19 formed in the center thereof.
5 are supported by a pair of recesses 20 formed at the lower end of the front end portion 2a of the upper case 2 and a pair of bearing portions 21 erected on the bottom surface portion 4 of the upper case 2 in the front-rear direction. It is slidably supported. A stopper 22 is provided on the bottom surface 4 of the upper case 2 to restrict the rear end of the pin 18.

Reference numeral 23 denotes a tension coil spring whose upper end is hooked on a spring hooking portion 12 of the operation member 10 and whose lower end is hooked on a spring hooking portion (not shown) of the bottom portion 4 of the upper case 2. The operating member 10 is constantly urged to rotate clockwise in FIG. 4 around the dowel 13 by the tension coil spring 23. At the front end of the base 3, an insertion slot member 30 having a card insertion slot 31 into which the magnetic card P is inserted is screwed. A pair of holes 32 into which the pins 18 protruding from the front end 2a of the upper case 2 are fitted on the back side of the insertion opening member 30.
Are formed on both sides of a center line CC along a card transport direction of a card transport path 35 to be described later, and a guide groove 33 is formed in the hole 32 so as to extend upward. 34
Is a top surface of the base 3 and forms a card transport path 35 connected to the card slot 31 together with the bottom surface 4 of the upper case 2. Reference numeral 36 denotes a long rectangular window formed in the bottom portion 34. A drive belt 37 stretched around a drive roller 38a and a driven roller 38b supported by the base 3 and in contact with the driven belt 7 has It faces the window 36.

Reference numeral 39 denotes a punch unit for punching a card, and reference numeral 40 denotes a rectangular window formed in the bottom portion 34.
The magnetic head 41 faces the card transport path 35 from the window 40. Since the magnetic head 41 or the punch unit 39 is disposed on one side of the card transport path 35, the driving belt 37 is structurally deviated to the other side from the center line CC. It is arranged in the position which did. Reference numerals 42 and 43 denote side surface portions erected on the base 3 at substantially the same interval as the width of the card P, 44 denotes a side plate made of a metal plate erected by being screwed to the base 3, and 45 denotes an axis on the side plate 44. The touch roller is supported and is in contact with the magnetic head 41. Reference numeral 46 denotes a well-known side force member disposed to face the side plate 44, and is urged by a plate spring 47 so as to always swing toward the side plate 44. Reference numeral 48 denotes a shaft that is suspended from the rear end of the base 3.

Next, a procedure for attaching and detaching the upper case to and from the base in the magnetic card reader having such a configuration will be described. First, upper case 2
The front end 2a of the upper case 2 is pivoted toward the base 3 around the pivot 48 by engaging the hook portion 6 with the shaft 48 of the base 3. At this time, since the operating member 10 is constantly urged by the tension coil spring 23 to rotate clockwise about the dowel 13 in FIG.
From the front end 2a. Therefore, the bottom surface 4 of the upper case 2 is
When the front end portion 2a of the upper case 2 is positioned at the insertion opening member 30 when the upper case 4 is closed, the pin 18 that has advanced from the front end portion 2a of the upper case 2 engages with the guide groove 33 of the insertion opening member 30, and The pin 18 automatically fits into the hole 32 while being guided and slid by the groove 33 to the hole 32.

In this state, the upper case 2 is
Closed upward, a card transport path 35 is formed by the bottom surface 4 of the upper case 2 and the upper surface 34 of the base 3. At this time, in the upper case 2, a pair of pins 18 arranged on both sides of the center line CC on the front end side are supported by the holes 32,
A pair of hook portions 6 arranged on both sides of the center line CC at the rear end side are supported by the shaft 48, and
It is supported by. Therefore, the distance between the bottom surface portion 4 of the upper case 2 and the upper surface portion 34 of the base 3 on both sides of the center line CC is always kept constant. For this reason, the clamping force for clamping the card P by the driving belt 37 disposed at a position deviated from the center line CC and the driven belt 7 disposed in contact with the driving belt 37 is always kept constant. The transport speed of P is stabilized, so that data reading or writing failure with the magnetic head 41 is prevented.

When the upper case 2 is detached from the base 3, the operating member 10 is pulled as shown in FIG. 4B and the dowel 13 is turned around against the urging force of the coil spring 23 as shown in FIG. When the pin 18 is rotated in the direction, the pin 18 is connected to the upper case 2 through the groove 19 engaged with the recess 15.
The pin 18 and the insertion port member 30
Is disengaged from the hole 32. In this state, the upper case 2 is rotated about the shaft 48 of the base 3 as a center of rotation, and the bottom surface 4 of the upper case 2 is separated from the upper surface 34 of the base 3 and opened. By removing, the upper case 2 is removed from the base 3.

As described above, since the pin 18 is always urged by the extension coil spring 23 in the direction of protruding from the front end portion 2a of the upper case 2, the upper case 2 is rotated about the shaft 48 as the rotation center. Since the pin 18 is automatically fitted into the hole 32 simply by positioning the pin 18 in the hole 32 of the insertion opening member 30, the attachment of the upper case 2 to the base 3 becomes easy.

Next, the operation of taking in and ejecting the card P will be described. In FIG. 2, when the card P is inserted from the card insertion slot 31 of the insertion slot member 30, a motor (not shown) rotates forward by a signal of a detecting means (not shown) for detecting the card, and the driving roller 38a is rotated. Is driven to rotate. As a result, the transport belt 37 travels, and the driven belt 7 in contact with the drive belt 37 travels along with it.
Is transported in the card transport path 35, and data is read by the magnetic head 41. This magnetic card reader 1
When the service is provided from a device (not shown) connected to the device, and the service is completed, the motor rotates in reverse to transport the card P in the card transport path 35 in the reverse direction, Is rewritten, and a punch hole corresponding to the data rewrite is punched by the punch unit 39, and the card P is inserted into the card insertion slot 31.
Will be returned from.

FIGS. 5 and 6 show a second embodiment of the present invention. FIG. 5 is a plan view of a part of which is cut away in the direction of the arrow III in FIG. 2, and FIG. FIG. 6 is a sectional view taken along line VI. In the second embodiment, the tension coil spring 2 for rotatingly urging the operating member 10 in the first embodiment is used.
A click member 51 is provided instead of 3. That is, an engagement protrusion 50 is formed at the center of the lower end of the operation member 10, and a click member 51 that can be elastically deformed is provided on the bottom surface 4 of the upper case 2 corresponding to the engagement protrusion 50.
Are integrally formed to protrude. This click member 51
Is provided with a claw portion 52 on which engagement portions 52a and 52b for selectively engaging with the engagement protrusion 50 of the operation member 10 are formed.

In such a configuration, as shown in FIG. 6B, the operating member 10 is rotated counterclockwise in FIG. When engaged with one engagement portion 52a of the portion 52,
The pin 18 engages with the recess 15 of the operating member 10
9 and is retained in a state where the upper case 2 is retracted from the front end of the upper case 2. In this state, the hook 6 of the upper case 2 is hooked on the shaft 48, and the front end 2 a of the upper case 2 is rotated about the shaft 48 as a center of rotation, so that the bottom surface 4 of the upper case 2 is moved to the upper surface 34 of the base 3. Close up and position pin 18 in hole 32 of insertion port member 30. Thereafter, as shown in FIG.
When the engagement protrusion 50 is rotated clockwise in the drawing around the dowel 13 as the rotation center and the engagement protrusion 50 is engaged with the other engagement portion 52 b of the claw portion 52 of the click member 51, the pin 18 is moved to the upper case 2. The upper case 2 is attached to the base 3 by projecting from the front end 2 a of the base case 2 and fitting into the hole 32.

When the upper case 2 is to be removed from the base 3, the operating member 10 is turned counterclockwise about the dowel 13 as a rotation center, and the engaging projection 50 is clicked as shown in FIG. One engaging portion 5 of the claw portion 52 of the member 51
This is performed after the pin 18 is engaged with the upper end 2 a and retreated from the front end 2 a of the upper case 2. As described above, the attachment and detachment of the upper case 2 are performed by the swinging operation of the operation member 10, and the swing end is held by the click member 51, so that the attachment is reliably performed. In addition, since the engagement protrusion 50 is formed integrally with the operation member 10 and the click member 51 is formed integrally with the bottom portion 4 of the upper case 2, the structure is simplified without increasing the number of components.

[0020]

As described above, according to the present invention, the upper case is provided with the engaging portion which engages with the front end of the base, and the engaging portion and the pivoting portion which pivotally supports the upper case with the base are provided. By providing the card conveyance path on both sides of the center line along the card conveyance direction, the distance between the card conveyance path and the card in the thickness direction of the card conveyance path on both sides of the center line is kept constant. The speed is stabilized, so that a data reading defect and a data writing defect with the magnetic head are prevented.

Further, according to the present invention, the operating member swingably supported by the front portion of the upper case, and the operating member is erected at the front end of the base so as to be able to advance and retreat from the front end surface of the upper case in conjunction with the operating member. A pin engaged with a hole provided in the wall, and the pin is urged in a direction in which the pin always advances by an urging means, so that when the upper case is closed on the base and the pin is positioned in the hole, the pin is attached. Since the force is automatically inserted into the hole by the urging means, the opening / closing operation becomes easy.

Further, according to the present invention, the click member engages with the engaging portion integrally engaged with the operation member so as to position the pin at a position where the pin is advanced from the front end face of the upper case and a position where the pin is withdrawn. Is formed integrally with the upper case, the number of components and the number of assembly steps can be reduced without the need for an urging member.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an entire magnetic card reader employing a structure of a card transport path according to the present invention.

FIG. 2 is a side view showing the overall schematic configuration of a magnetic card reader employing the structure of the card transport path according to the present invention.

FIG. 3 is a plan view of a main part with a part cut away in the view of the arrow III in FIG. 2;

FIG. 4 is a cross-sectional view taken along the line IV-IV in FIG. 3, where (a) shows a state where the upper case is mounted on a base, and (b)
Indicates a state in which the upper case is about to be removed from the base.

FIG. 5 is a plan view of a main part with a part cut away in the view of the arrow III in FIG. 2 showing the second embodiment.

6 is a sectional view taken along line VI-VI in FIG. 5, (a) shows a state where the upper case is attached to a base, and (b)
Indicates a state in which the upper case is about to be removed from the base.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Magnetic card reader, 2 ... Upper case, 3 ... Base, 4 ... Bottom part, 7 ... Driven belt, 10 ... Operating member, 1
8 Pin, 23 Coil spring, 31 Card slot, 3
Reference numeral 2 denotes a hole, 34 denotes an upper surface, 35 denotes a card transport path, 41 denotes a magnetic head, 50 denotes an engagement protrusion, 51 denotes a click member, 5
2a, 52b ... engagement part.

Continued on the front page (72) Inventor Norihiro Sekizawa 2-3-2 Shimomeguro, Meguro-ku, Tokyo Co., Ltd. Inside Tamura Electric Works (72) Inventor Mineo Abe 2-3-2 Shimomeguro, Meguro-ku, Tokyo (72) Ginya Ishiguro, 1-6-1 Uchisaiwaicho, Chiyoda-ku, Tokyo Nippon Telegraph and Telephone Corporation (72) Masahito Kondo 1-1-6, Uchisaiwaicho, Chiyoda-ku, Tokyo Japan Within Telegraph and Telephone Corporation (72) Inventor Masaki Nito 1-6-1 Uchisaiwai-cho, Chiyoda-ku, Tokyo Within Nippon Telegraph and Telephone Corporation (72) Inventor Takato Sasaki 5--10-27 Minamiazabu, Minato-ku, Tokyo Anritsu Inside the Company (72) Inventor Kiyoshi Arama 5-10-27 Minamiazabu, Minato-ku, Tokyo Anritsu Corporation (58) Field surveyed (Int.Cl. ⁶ , DB name) G06K 13/063 G06K 13/07 G11B 17/00

Claims (3)

(57) [Claims] A base that forms a bottom surface of the card transport path; and an upper case that is pivotally supported by the base at the rear end of the base to open and close so as to form an upper surface of the card transport path. A card engaging portion provided on the front end side of the base, wherein the engaging portion and the pivot portion are provided on both sides of a center line of the card conveying path along the card conveying direction. Road structure. 2. A base forming a bottom surface of the card transport path, an upper case pivotally supported by the base at the rear end side of the base to open and close, and forming an upper surface of the card transport path, and a front portion of the upper case. An operating member which is swingably supported, a pin which is interlocked with the operating member and which can move forward and backward from the front end face of the upper case and engages with a hole provided in a wall provided on the front end of the base; and A structure of a card transport path, comprising: a biasing means for biasing the card in a forward direction. 3. A base forming a bottom surface of the card transfer path, an upper case pivotally supported by the base at a rear end side of the base to open and close, and forming an upper surface of the card transfer path, and a front part of the upper case. An operating member, which is swingably supported and integrally formed with an engaging portion, and a hole provided in a wall provided on the front end of the base so as to be movable back and forth from the front end surface of the upper case in conjunction with the operating member. A pin to be engaged, and a click member integrally formed on the upper case by engaging with the engaging portion of the operating member so as to position the pin at a position where the pin is advanced from a front end face of the upper case and at a position where the pin is withdrawn. A structure of a card transport path, comprising: