JPH04106198U - Punch dregs discharge structure of punch mechanism - Google Patents

Abstract

(57) [Summary] [Purpose] To significantly reduce the number of parts, require almost no assembly man-hours, and make the device thinner. [Configuration] The punch unit 110 includes an electromagnetic solenoid 11
1 and a punch stand 114 are attached to the hanging 2 so as to sandwich the card conveyance path 3 therebetween. Housing 2 has
The through hole 16, the guide groove 115, and the pocket 125 are integrally formed. The pocket 125 has an opening 12 at the top end.
1, the punch dust case 120 is detachable.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

The present invention relates to a card reader suitable for application to card-type public telephones, etc. The present invention relates to a punch dregs discharge structure for punching small holes in a magnetic card.

0002

[Conventional technology]

Conventionally, call frequency is magnetically recorded on magnetic cards such as telephone cards. Because the data on the card is not visible, a small hole is punched in the magnetic card using a punch mechanism. , the remaining balance is displayed as a guide. As such a punch mechanism, a punch pin is used. The most common type consists of a punch stand, an electromagnetic solenoid, etc. (e.g., No. 56-4878, etc.). In addition, punch scum generated by drilling small holes should be removed from the equipment. If it accumulates inside, it may prevent the card from being transported smoothly or cause a malfunction. It is necessary to discharge the residue. Therefore, for example, as seen in Japanese Patent Application Laid-open No. 59-208873, The punch waste processing equipment uses a pipe to guide the punch waste into a receiving box. Ru.

0003

[Problem that the idea aims to solve]

By the way, in the conventional punch dregs discharging device described above, the pipe is not attached to the bracket. Since the pipes are fixed to the frame by screws, installing the pipes is troublesome and requires a large number of parts. There were increasing drawbacks. Also, since pipes are used, it is difficult to miniaturize the device. However, this made it especially difficult to make the device thinner. Therefore, the present invention is as described above. This was done in view of the problems of the conventional method, and its purpose is to reduce the number of parts. In addition to achieving significant reductions, almost no assembly man-hours are required, and the device is thinner. An object of the present invention is to provide a punch dregs discharging device for a punch mechanism that enables the following.

0004

[Means to solve the problem]

In order to achieve this purpose, the punch dregs discharge structure of the punch mechanism according to the present invention is , are arranged opposite to the card conveyance path that conveys the card with this card conveyance path in between. The punch mechanism consists of an electromagnetic solenoid and a punch base, and the punch mechanism is attached frame and the punch hole of the punch stand formed integrally with this frame. A through hole for discharging punch dregs corresponding to the hole, a punch dregs guide groove and The punch dregs discharge pocket located at the end of this guide groove and this discharge pocket a removable punch dust case, and a cover that covers the opening of the punch dust guide groove. It consists of

[0005]

[Effect]

In the punch dregs discharge structure of the punch mechanism according to the present invention, the punch mechanism is A through hole for discharging punch scum from the attached frame, and a punch connected to this through hole. The scrap guide groove and the punch scrap discharge pocket located at the end of this guide groove are separated. It is formed integrally with the punch slag, and requires a special part to discharge punch scum. Therefore, no special assembly is required for evacuation of punch crumbs.

[0006]

【Example】

The present invention will be explained in detail below based on the drawings. Figure 1 shows the right side of the present invention. Figure 2 is an exploded perspective view of the left side of the present invention, Figure 3 is the card conveyance path of the present invention. 4 is a sectional view taken along the line IV-IV in FIG. 3, FIG. 5 is a sectional view taken along the line V-V in FIG. 2, and FIG. Figure 7 is a front view of the proposed card transport unit as seen from the card insertion side. FIG. 8 is a detailed sectional view of the driven roller of the present invention, and FIG. 9 is an exploded perspective view of the conveyance unit. FIG. 10 is a plan view of another embodiment of the invented driven roller, and is a cross-sectional view taken along the line XX in FIG. 3.

[0007] In these figures, the reference numeral 2 indicates a housing entirely made of synthetic resin. A card conveying wall 10 is formed approximately in the center, and a card conveying wall 10 is provided to surround the periphery. An enclosing wall 30, a transport unit mounting table 32 on which a transport unit 50 (described later) is placed, and and a base plate 36 that connects them.

[0008] Hereinafter, based mainly on FIGS. 1 and 3, the front side (right side side) of the card conveying wall 10 ) configuration will be explained. The tip (front part) of the card transport wall 10 is used for card insertion. A double-return slot 11 is formed at the tip of the slot for easy card insertion. The sea urchin is chamfered 11a. Proceed in the insertion direction from card insertion/return slot 11. At the center of the card transport wall 10 is a shutter (not shown) of a shutter mechanism 100, which will be described later. A through hole 12 is provided into which a cutter pin is inserted so as to be freely retractable. Also card insertion and A pair of front guide units 40, which will be described later, are attached above and below the return port 11. A mounting stand 13 is provided upright from the card conveyance wall 10. 13a is installed on the mounting base 13. This is a cut-out mounting hole. 14 projects from the card transport wall 10 along the card insertion direction. In order to allow the card 5 to move smoothly through the card conveyance path 3 using the provided ribs. belongs to.

[0009] Guide walls 15 are provided above and below the card transport wall 10 at intervals approximately equal to the width of the cards. It is set up. In addition, a driven roller 13 (described later) is provided at the center of the card conveyance wall 10. A pair of windows 16 in which 0 protrudes into the card transport path 3 and a magnetic head 70 to be described later are accommodated. A notch 17 is provided. Furthermore, at the rear of the card conveyance wall 10, The side wall of the notch 17 was used as the inlet 18a, and the upper guide wall 15b was used as the outlet 18b. A groove 18 having a concave cross section is provided across the card conveyance wall 10. this The groove 18 is for holding a lead wire 71b of a magnetic head 70, which will be described later, and is shown in FIG. 0, the side edge of the upper opening is chamfered 18c, and this surface Tongue pieces 18d are alternately protruded from the lower end of the handle 18c. Drilled on the bottom of groove 18 The opening 18e is for removing the pin when forming the tongue piece 18 by molding. It is.

0010 Below, mainly based on FIG. 2, the configuration of the back side (left side) of the card conveying wall 10 will be explained explain about. The mounting base 13 is erected up to the back side of the card transport wall 10. A mounting port 13b is provided which is connected to the mounting hole 13a. Phase of mounting base 13 On the opposing inner side, a boss 21 to which a shutter mechanism 100 (described later) is attached and fixed. is formed protrudingly on the back surface of the card conveying wall 10. Behind this boss 21 is a circular An annular punch unit storage section 22 is provided, and the bottom surface of this storage section 22 (card carrying section) A through hole 23 is formed in the sending wall 10).

[0011] Around the pair of windows 16 described above, there is a shaft 13 of a driven roller 130, which will be described later. The regulating protrusion 24 regulates the rotational direction of the shaft 132 and the shaft 132 regulates the axial movement of the shaft 132. A regulating protrusion 25 is formed to protrude. Also, in the middle position between the two windows 16, there is a rear The boss 26 to which the pressing spring 135 is attached and the mounting protrusion on which the pressing spring 135 is placed are A raised portion 27 is formed to protrude.

0012 Below, mainly based on FIGS. 1 and 2, the transport unit mounting table 32 and the base The configuration of the spray plate 36 will be explained. The transport unit mounting table 32 is a card transporter. It is integrally formed on both sides of the conveying wall 10 at a position downward from the front surface of the conveying wall 10 to the back side. has been done. The mounting table 32 has a positioning protrusion 33 and a mounting hole 34, respectively. A pair of them are provided. The base plate 36 is attached in the thickness direction of the housing 2 (left and right). It is located approximately at the center of the direction (direction), and there are two A plurality of different types of bosses 37 and 38 are formed protrudingly. The higher boss 37 is behind The lower boss 38 of the covers 90 and 145 mentioned above is the wiring board 85 and 140 mentioned later. These are for attaching and fixing each.

[0013] Below, mainly based on Figures 1, 3, and 4, the Front guide unit 40, transport unit 50, and rear guide plate to be attached Each structure of 80, wiring board 85, and cover 90 will be explained. front guide The knit 40 is composed of a guide plate 41 and a sensor board 47. Ga The side plate 41 is made up of a conveyance wall 42, a placing piece 43, and a side plate 44. Fit the boss 43a provided on the bottom of the piece 43 into the mounting hole 13a, and tighten with the screw 45. It is attached to the mounting base 13. At this time, the conveyance wall 42 and the conveyance wall 1 of the housing 2 0 to form a card conveyance path 3. A positioning pin 42b is attached to the conveyance wall 42. A retaining boss 42a is provided on the side plate 44, and an engaging hook 44a is provided on the side plate 44. The sensor board 47 is attached to the guide plate 41 with the pin 42b and hook 44a. Positioned and attached by screws 48.

[0014] The transport unit 50 has a drive motor 5, as shown in detail in FIGS. 6 and 7. 8. Transmission shaft 61 system, conveyor belt 69, magnetic head 70, and these integrated It is composed of a bracket 51 to be attached. The bracket 51 has a U-shaped cross section. A pair of side plates 52, 53 and a spacing plate 54, a pair of mounting plates 55, 56, and a side It consists of a motor mounting plate 57 formed by bending the plate 53 at right angles. One side plate 52 has a key-shaped bearing hole 52a and a support hole 52b, and the other side plate 53 has a shaft. A bearing hole 53a is provided opposite to the receiving hole 52a. Also, the side The plate 53 is provided with a mounting hole 53b and a positioning slot 53c. The mounting plate 55 is provided with a mounting hole 55a and an elongated positioning hole 55b. It is being The other mounting plate 56 has a mounting hole (not shown) and a perfect circle shown in FIG. A positioning hole 56b having a shape is provided.

[0015] The drive motor 58 is a motor that rotates in forward and reverse directions, and a worm 60 is attached to the output shaft 59. and is fixed to the mounting plate 57 of the bracket 51 with screws 61. Transmission shaft 6 1 includes a war wheel 62 that meshes with the worm 60, a touch roller 64, and A drive roller 65 is attached to rotate integrally with the transmission shaft 61. stop The transmission shaft 61 is rotatably supported in the bearing holes 52a and 53a via a bearing 63. The E-ring 66b prevents it from coming off in the axial direction via the washer 66a. It is. The conveyance roller 68 is a stepped roller attached to the support hole 52b of the side plate 52. It is rotatably supported by a shaft 67. Drive roller 65 and conveyance roller 6 A conveyor belt 69 is stretched over the conveyor belt 8 .

[0016] 70 is a magnetic head, to which a head substrate 71 is attached. magnetic head bra The jacket 72 consists of a pair of side plates 73 and a bottom plate 74. A magnetic head is mounted on the side plate 73. The bottom plate 74 has a mounting hole 73a and a positioning hole 74a. 74b are respectively provided. Therefore, the magnetic head 70 The bracket 72 is attached to the side plate of the bracket 51 with screws 75. Fit the dowel 74b into the long hole 53c of 53 and remove it with the screw 76 while adjusting the position. can be attached.

[0017] The rear guide plate 80 consists of a conveyance wall 81 and a mounting piece 82. 82 is provided with a positioning boss 83 having a positioning hole 83a. this The rear guide plate 80 positions the hole 83a on the positioning pin 39, and By placing the mounting piece 82 on the side wall 15, the transport is carried out by both the transport walls 10 and 81. A feed path 3 is formed.

[0018] 85 is an interface for exchanging control signals, etc. between this device and external devices. The interface board (hereinafter referred to as IF board) has mounting screw holes 86 and A large diameter insertion hole 87 is provided through which the mounting screw 92 of the cover 90 is inserted. and is attached to the boss 38 by screws 88. The cover 90 covers the housing 2 Cover the openings of the equipment to prevent dust from entering the inside of the equipment, and also to improve the strength of the internal parts. This is to guarantee the parts. This cover 90 has a screw hole 91 which will be described later. A protruding rib 93 is provided at a position corresponding to the punch scrap guide groove 115. . The cover 90 is attached to the boss 37 with screws 92 and is attached to the right side of the housing 2. Close the side openings.

[0019] Below, mainly based on Fig. 2, the shaft attached to the left side of the housing 2 will be explained. ter mechanism 100, input port cover 105, punch residue discharge mechanisms 110, 120, About the driven roller 130, pressing spring 135, wiring board 140 and cover 145 I will explain. When the shutter mechanism 100 is activated, a pin (not shown) comes out of the through hole 12. It protrudes into the card conveyance path 3 and prevents the insertion of the second and subsequent cards. . This shutter mechanism 100 is installed through a mounting hole 101a provided in a mounting portion 101. It is attached to the boss 21 by the same 102. The input port cover 105 is attached to the front part 10. 6. Consisting of a side surface portion 107 and a boss 108 formed protruding from the side surface portion, the boss 10 8 is inserted into the mounting opening 13b, and the card is transported with the aforementioned front guide unit 40. It is fixed with screws 45 so as to sandwich the sending wall 10.

[0020] The punch unit 110 and punch dust case 120 are punch dust dischargers. The detailed structure will be explained based on FIG. 5. punch The unit 110 includes an electromagnetic solenoid 111, a plunger 112, and a punch pin 11. 3 and a punch stand 114, and the surface on the punch pin 113 side is penetrating. It is housed and fixed in the punch mechanism housing part 22 so as to face the card conveyance path 3 from the opening 23. ing. The punch stand 114 is provided with a punch hole 114a, and an electromagnetic solenoid When the card 111 is energized, the plunger 112 is activated and the pin 113 is inserted into the card transport path. A small hole is formed in the card 5 so as to protrude into the card 3.

[0021] The housing 2 to which the punch unit 110 is attached has a punch base 114. A punch dregs guide groove 115 is provided on the back surface of the punch hole 114a. 115 and the punch hole 114a are communicated through a through hole 116. Below the guide groove 115 A pocket 125 integrally formed with the housing 2 is provided on the side. The cut 125 and the guide groove 115 are communicated through a drop opening 117. pocket 125 A notch 126 is provided in the lower end surface of.

[0022] The punch dust case 120 has approximately the same external shape as the pocket 125, and has an opening on the upper end surface. A section 121 and a knob section 122 are provided on the back surface. And then The base 120 can be freely put in and taken out of the pocket 125 by grasping the knob 122, and When punch scum is stored and punch scum accumulates while attached to Kette 125. Pull it out at a point and dispose of the punch residue. When cover 90 is placed over housing 2 , the rib 93 of the cover 90 fits into the opening of the guide groove 115, and the guide groove 115 is tightly closed. close In addition, in order to ensure the sealing state of the guide groove 115, the cover 90 is Although a rib 93 is provided, there is no need to provide a rib as long as the airtightness is maintained. Of course, it is also possible to just cover it with a cover. In addition, in this embodiment, the through hole 1 16, the guide groove 117 and the pocket 125 were formed directly on the housing 2; It is not limited to this, but the point is to the member (frame) to which the punch mechanism is attached. A similar effect can be obtained if they are formed integrally.

[0023] 130 is a pair of driven rollers that are press-fitted and fixed to the shaft 132. 2 is rotatably supported by the regulating protrusions 24 and 25, so that the driven roller 1 30 faces into the card conveyance path 3 from the window 16 and faces the drive rollers 65 and 68. Ru. The entire pressing spring 135 is formed of a thin plate-like spring material, and has a base 136 and an arm. 137. Then, this pressing spring 135 places the base 136. The arm portion 1 is placed on the projection 27 and attached to the boss 26 with a screw 138. 37 presses the shaft 132, which causes the driven roller 130 to press the conveyor belt 69. is pressed against.

[0024] As shown in detail in FIG. 8, this driven roller 130 has a surface that is perpendicular to the rotation direction. It has a protrusion 131 whose cross section has an involute tooth shape in the direction (spur gear shape). ing. Then, the tip 131a of the protrusion 131 is removed and the tip of the protrusion 131 is removed. The end side edge 131b forms a corner, and the tip side edge 131b forms an acute angle on the belt 69. is in pressure contact with. Therefore, dirt etc. attached to the rotating belt 69 can be removed from this tip. The belt is cleaned by being removed by the side edge 131b.

[0025] What is shown in FIG. 9 is another embodiment of the driven roller. Driven roller in this example The protrusion 134 of 133 is a bevel formed at an acute angle with respect to the rotation direction of the belt 69. It is shaped like a gear. With this configuration, the above-mentioned spur gear The pressure contact force against the belt 69 is increased compared to the case where the belt is formed in the shape of The effect of this will become even more pronounced.

[0026] 140 is the main board of this device, which is attached to the boss 38 with screws 141. . 145 is a cover, which is attached to the boss 37 with screws 146 and is attached to the housing 2. Close the opening on the left side of the

[0027] The assembly method will be explained below. First, assemble the housing 2 from the left side. . This will be explained based on FIG. 2. The punch unit 110 is inserted into the punch storage section 22. and attach it to housing 2 with screw 118 from the right side of the housing. Let's go. (See Figure 1) Connect the shaft 132 of the pinch roller 130 to the regulating protrusion 24 and 25, and attach the press spring 135 to the boss 26. shutter unit 100 is attached to the boss 21. Attach the main board 140 to the boss 38. throw Temporary installation is performed by inserting the entrance cover 105 into the installation opening 13b. Finally cover 145 Attach to boss 37.

[0028] Next, the housing 2 is assembled from the right side. This is shown in Figure 1, Figure 6 and This will be explained based on FIG. First, the transport unit 50 is sub-assembled. this This will be explained based on FIGS. 6 and 7. Rotatably supports one conveyance roller 68 The stepped shaft 67 is supported by caulking into the mounting opening 52b of the side plate 52. Drive motor Attach the motor 58 to the mounting plate 57 with screws 61. Warm wheel 62, The transmission shaft 61 to which the catch roller 64 and drive roller 65 are attached is connected to the bearing 63. It is rotatably supported on bearing portions 52a and 53a of both side plates 52 and 53 via . At this time, the conveyor belt 69 is stretched around the drive roller 65 and the conveyor roller 68 at the same time. Ru. The transmission shaft 61 is inserted so as to lock the washer 66a to the outer surfaces of the side plates 52 and 53. The E-ring 66b controls the axial movement of the transmission shaft 61. 61 is rotatably supported by both side plates 52 and 53.

[0029] The magnetic head 70 is inserted between both side plates 73 of the bracket 72, and is attached to a plurality of setscrews. 75 (adjustment means). During this fixing, the magnetic head 70 The set screw 75 is used to align the center of the head gap with the center of the mounting hole 74a. Adjustable in the front-back direction and the tilt of the head gap relative to the horizontal plane . The bracket 72 fits the positioning dowel 74b into the long hole 53c of the side plate 53, The distance between the magnetic head 71 and the touch roller 64 is adjusted by moving it within the elongated hole 53c. and attach it to the side plate 53 with screws 76.

[0030] The transport unit 50 and front guide unit 40 sub-assembled in this way are At the same time, the screw 55c and the screw 45 connect the mounting hole 34 and the mounting hole 13a, respectively. Attach to. At this time, the transport unit 50 moves between the pair of positioning protrusions on the mounting table 32. The positioning hole 56b of one of the mounting plates 56 functions as a positioner for the mounting plate 33. However, the other long hole 55b functions as a position adjustment. Also, the transport unit 50 is removed. When attaching the magnetic head, insert the lead wire 71b of the magnetic head into the groove 18 formed in the conveying wall 10. 3, insert it from the front to the back of the page and hold it by the tongue side 18d. held The lead wire 71b is located below the conveyance surface of the conveyance path 3, as shown in FIG. It is installed so that it does not come into contact with the card 5. The tip of this lead wire 71b A connector (not shown) is attached. In addition, the front guide unit 40 The screws 45 also fix the input port cover 106 which was temporarily fixed as described above.

[0031] The rear guide plate 80 has the positioning hole 83a fitted into the positioning protrusion 39. By placing the mounting piece 82 on the guide wall 15, it is assembled into the housing 2. Ru. The connector of the lead wire 71b described above is electrically connected to the IF board 85, The IF board is attached to boss 38 by screws 88. Lastly, Cover 90. It is attached to the boss 37 by a screw 92. At this time, the rib 93 guides the punch scraps. Fits into the opening of the groove 115.

[0032] The operation will be described below mainly based on FIGS. 3 and 4. Card insertion/return slot When the card 5 is inserted from 11, a detection mechanism (not shown) detects the inserted card. This information causes the drive motor 58 to operate. Therefore, the tip reaches the conveyor belt 69. The card 5 is taken into the device. At this time, the shutter mechanism 100 is activated. Then, the pin protrudes from the through hole 12 into the card transport path 3, and the second and subsequent cards are inserted. prevent it from happening. The loaded card 5 is read by the magnetic head 70. The frequency is read. Next, the magnetic head 70 generates a card according to the number of times the device is used. The degree of the code is rewritten. When the degree rewriting is completed, the drive motor 58 is reversed. Then, the card 5 is transported from inside the device in the return direction by the transport belt 69. Every time Depending on the amount of number rewritten, the punch pin 113 of the punch mechanism 111 punches the card 5. A small hole is made at a predetermined position, and the card is returned through the card insertion/return slot 11. pa Punch scraps produced by the punching mechanism 111 are removed from the punch through the through hole 116 as shown in FIG. The punch dust case is discharged into the guide groove 115, and the punch dust case is discharged from the drop port 117 and the opening 121. It is stored in the space 120.

[0033]

[Effect of the idea]

As explained in detail above, the punch dregs discharge structure of the punch mechanism according to the present invention According to the above, a frame to which a punch mechanism is attached has a through hole for discharging punch dregs; A punch dregs guide groove continuous to this through hole and a punch located at the end of this guide groove A scrap discharge pocket is formed integrally with the frame, and the punch scraps are discharged. does not require any special parts to Since no separate assembly is required, the number of parts and work time can be significantly reduced. At the same time, it is possible to make the device thinner.

[Brief explanation of drawings]

FIG. 1 is an exploded perspective view of the right side of the present invention.

FIG. 2 is an exploded perspective view of the left side of the present invention.

FIG. 3 is a front view of the card conveyance path of the present invention.

FIG. 4 is a sectional view taken along the line IV-IV in FIG. 3;

FIG. 5 is a sectional view taken along the line V-V in FIG. 2;

FIG. 6 is a front view of the card transport unit of the present invention, viewed from the card insertion side.

FIG. 7 is an exploded perspective view of the card transport unit of the present invention.

FIG. 8 is a detailed sectional view of the driven roller of the present invention.

FIG. 9 is a plan view of another embodiment of the driven roller of the present invention.

FIG. 10 is a sectional view taken along the line XX in FIG. 3;

[Explanation of symbols]

2 Housing 3 Card conveyance path 5 cards 10 Card conveyance wall 11 Card insertion and ejection slot 22 Punch mechanism storage section 50 Transport unit 70 Magnetic head 90 cover 110 Punch unit 111 Electromagnetic solenoid 114 Punch stand 115 Guide groove 116 Through hole 120 Punch dust case 125 pocket

Claims (1)

[Scope of utility model registration request] 1. A card transport path for transporting cards, a punching mechanism consisting of an electromagnetic solenoid and a punch stand disposed opposite to each other across the card transport path, and a frame to which the punch mechanism is attached; a through hole for discharging punch scraps corresponding to the punch hole of the punch base integrally formed in the frame, a punch scrap guide groove continuous to the through hole, and a punch scrap discharge pocket located at the end of the guide groove; The punch dust discharge structure of the punch mechanism includes a punch dust case that can be detachably attached to the discharge pocket, and a cover that covers the opening of the punch dust guide groove.