JPH0916815A - Automatic ticket issuing machine - Google Patents

Abstract

PURPOSE: To facilitate the exchange of media and to shorten the discontinuance time of an automatic ticket issuing machine by supplying a medium loaded in a cassette cases to a feed path and making the feed rolls automatically hold the media. CONSTITUTION: A cassette case 16 where a roll-shaped medium 4 is previously set is loaded into a cassette device part 24, and a door 2 is closed to lock the case 16. A 1st sensor S1 detects this state and sends a detection signal to a control part. When the control part stops the energizing of a solenoid 26, a lock post is drawn again toward the lock side by a bias spring and interfitted into the lock hole of the case 16. The moved lock post is detected by a 4th sensor, and the control part drives forward the 1st and 2nd motors. Under such conditions, the tip of the medium 4 is held between the feed rolls 21. As a result, a core 17 revolves forward and the tip of the medium 4 is held between the feed rolls 6 and carried.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic ticket issuing apparatus which uses a roll-shaped medium, prints the medium and issues it as a predetermined ticket.

[0002]

2. Description of the Related Art A medium wound into a roll is unwound and sent to a printing unit, and the printing process is performed on the medium by the printing unit.
There is an automatic ticket issuing device that separates the printed portion and issues it as a predetermined ticket.This automatic ticket issuing device is not limited in ticket length because the medium to be printed is wound in a roll shape as described above, and therefore various It is possible to deal with the issuance of tickets of the length.

FIG. 7 is a side view showing the internal structure of a conventional automatic ticket issuing apparatus using such a roll-shaped medium, and FIG. 8 is a perspective view showing the appearance of the conventional example. As shown in FIG. 6, a drive shaft 3 is provided in an apparatus housing 2 having a door 1 that can be opened and closed as shown in FIG. 8, and a medium 4 rolled into a roll is mounted on the drive shaft 3. Has been done.

A guide roller 5 is arranged below the medium 4, and the guide roller 5 and the discharge port 13 of the apparatus housing 2 are arranged.
A plurality of pairs of feed rollers 6 are arranged between the discharge rollers 12 arranged in the vicinity of the above, and a thermal head as a print head having one row of heating elements between the predetermined feed rollers 6. 7, a platen 8 disposed so as to face the thermal head 7, and a printing unit 10 including an ink ribbon cassette 9 are provided.
Further, a cutter 11 composed of a movable blade and a fixed blade is provided between the feed roller 6 and the discharge roller 12.

Reference numeral 14 in FIG. 8 is a locking mechanism.
In this configuration, the ticket issuing operation is performed as follows. First, when a ticket issuing command is issued by a control unit (not shown), the drive shaft 2 rotates and the medium 4 is fed out, and in synchronization with this, the feed roller 6 rotates and the medium 4 is sent to the printing unit 10.

In the printing section 10, the medium 1 is loaded with the ink ribbon cassette 9 by the thermal head 7 and the platen 8.
Is pressed against the ink ribbon 9a, and the thermal head 7 prints on the medium 4 based on the print data from the controller. After the printing is completed, the medium 4 is cut into a predetermined length by the cutter 11, and is ejected from the ejection port 13 by the ejection roller 12 as a ticket A having a predetermined monetary value.

[0007]

However, in the above-mentioned conventional apparatus, when the clerk loads the roll-shaped medium onto the drive shaft, the leading end of the medium is transferred to the first feed roller via the guide roller on the spot. It has to be guided and pinched between the feed rollers to be set, so that there is a problem that the work is troublesome and the down time of the apparatus becomes long.

Further, when the door of the device casing is opened, it becomes possible to directly access a medium having a monetary value, so that the safety in terms of security is lacking and the operation of the device is entrusted to a third party. In this case, the entrustee manages a medium having a monetary value, which causes a considerable psychological burden on the entrustee.

[0009]

In order to solve such a problem, the present invention has a medium wound in a roll shape, a discharge port and an openable / closable door, and a transport path for the medium, An automatic ticket issuing device that includes a printing unit and a device housing provided with a cutter, feeds out the medium, prints on the printing unit, cuts off the printed portion of the medium with the cutter, and ejects the ticket from the ejection port. In the apparatus, a lid that can be opened and closed, a locking mechanism that locks the lid, and the medium is stored in a cassette case that has a medium supply port, and the feeding roller that holds and rotates the medium in the cassette case. And a cassette case mounting portion for mounting the cassette case in the apparatus casing, and the door is provided after the cassette case is mounted in the cassette case mounting portion. Flip forward rotation is not the feeding rollers and is characterized in that a control means for supplying to said conveying path of the tip of the medium from the medium supply port.

[0010]

According to the present invention having such a structure, the medium wound in a roll shape is housed in a cassette case having a lid,
The medium is attached to the device casing together with the cassette case,
In addition to making it possible to remove the media, the media is supplied to the transport path in the device housing after loading and the transport control is performed so that it is automatically nipped by the feed roller. Exchange work can be easily performed.

[0011]

Embodiment An embodiment will be described below with reference to the drawings. 1 is a partially cutaway side view showing the internal structure of the first embodiment of the automatic ticket issuing apparatus according to the present invention, FIG. 2 is an enlarged front view of the cassette lock mechanism in FIG. 1, and FIG. 3 is a conveyance guide in FIG. FIG.

In FIG. 1, 1 is a device housing, 2 is a door provided in the device housing 1, 3 is a drive shaft, 4 is a roll-wound medium, 6 is a feed roller, 7 is a thermal head,
8 is a platen, 9 is an ink ribbon cassette, 9a is an ink ribbon, 10 is a printing unit, 11 is a cutter, 12 is a discharge roller, 13 is a discharge port, and 14 is a locking mechanism operated by a key (not shown). The same reference numerals are used for the same.

The medium 1 is formed into a cassette. That is, the medium 1 wound in a roll shape is loaded by fitting the center portion thereof into the core 17 provided in the cassette case 16 having the lid 15 that can be opened and closed. In the cassette case 16, a tension arm 18 rotatably attached to a core 17, a tension spring 19 for urging the tension arm 18 in a predetermined direction, and a guide roller 2 axially supported at the tip of the tension arm 18.
0, the medium supply port 16a provided in the cassette case 16
A pair of feeding rollers 2 arranged at positions corresponding to
1 and a knob 22 for manually rotating the feeding roller 21. The medium 1 has a leading end passing through a guide roller 20 and a feed roller 2
The medium 1 is guided by the feed roller 21 and set by being sandwiched by the feed roller 21. In this set state, the medium 1 receives the urging force of the tension spring 19 via the guide roller 20, so that the medium 1 is maintained in a slack-free state. It has become one.

Further, the cassette case 16 has a locking mechanism 2
3 is provided, and the lid 15 can be locked and unlocked by operating the locking mechanism 23 with a key (not shown). On the other hand, a cassette mounting portion 24 for mounting the cassette case 16 in the apparatus housing 1
And a cassette lock mechanism 25 for locking the cassette case 16 mounted on the cassette mounting portion 24. The cassette lock mechanism 25 includes a solenoid 26, a bias spring 27, and
The lock post 28 is connected to both of them, and the lock post 28 is fitted into a lock hole (not shown) provided in the cassette case 16.

Further, from the cassette mounting portion 24 to the discharge port 13
A plurality of pairs of feed rollers 6, a printing unit 10, and a discharge roller 12 are arranged in the conveying path up to, and as shown in FIG. 3, the guide plates 29a and 29b located above and below the conveying path. Further, there is provided a transport guide 29 composed of a pair of left and right side plates 29c and 29d that closes both sides, and the side plate 29c functions as a transport reference surface for the medium 4.

Further, a first detection sensor S1 as a first detection means for detecting the opening / closing of the door 1 is provided inside the apparatus housing 1.
And a fourth detection sensor S4 as fourth detection means for detecting the front end of the medium 4 in front of the printing unit 10, and the medium supply port 16 in the cassette case 16.
The second detection sensor S2 as the second detection means for detecting the medium 4 between the “a” and the feeding roller 21 and the third detection for detecting the lock post 28 when the cassette case 16 is in the locked state. A third detection sensor S3 is provided as a means.

Although the second detection sensor S2 and the third detection sensor S3 are provided inside the cassette case 16 here, if reflective sensors are used as these sensors, they may be provided on the apparatus side. It is possible, and in this case, it is advisable to provide a reflector such as a mirror corresponding to the reflection type sensor in the cassette case 16. Further, when the second detection sensor S2 and the third detection sensor S3 are provided in the cassette case 16 as described above, the cassette case 16 has no power source, and thus is supplied with power from the apparatus housing 1 side. However, as the connector in that case, it is desirable to use a contact type connector or the like that can be electrically connected only by mounting the cassette case 16 on the cassette mounting portion 24 of the apparatus housing 1. .

FIG. 4 is a block diagram showing a control system in the embodiment of FIG. 1. In the figure, reference numeral 30 is a control unit as a control means, and the control unit 30 includes the sensors S1 to S.
4, the thermal head 7, and the solenoid 26 together with the first to third motors 31 to 33, the ROM 34, and the RA
M35 is connected. Where the first motor 31
Is a drive source for rotating the feed roller 6, the discharge roller 12, and the feeding roller 21, the second motor 32 is a drive source for rotating the drive shaft 3, and a third
The motor 33 is a drive source for driving the cutter 11.

A control program is stored in the ROM 34, and the control unit 30 reads the control program from the ROM 34 to control the operation of the apparatus. Further, the RAM 35 is an input means (not shown) or a host apparatus. The print data sent from is temporarily stored. Next, the operation of the above configuration will be described.

First, when the door 2 of the apparatus housing 1 is closed, the solenoid 26 of the cassette lock mechanism 25 is de-energized, and the lock post 28 is locked by the bias spring 27, that is, as shown in FIG. It is moved to the side of the arrow a shown. Therefore, the roll-shaped medium 4 is previously prepared.
Is set and the cassette case 16 with the lid 15 locked by the locking mechanism is mounted in the device housing 1, the operator unlocks the locking mechanism 14 provided in the device housing 1 with a key (not shown). When the door 2 is opened with the door, the first detection sensor S1 detects that the door 2 is opened, and the detection signal is sent to the control unit 30.

As a result, the control unit 30 recognizes that the door 2 is opened and energizes the solenoid 26. By this energization, the lock post 28 overcomes the tensile force of the bias spring 124 and is brought closer to the open side, that is, the arrow b side shown in FIG. 2. Therefore, when the cassette case 16 is pushed into the cassette mounting portion 24 and mounted, Case 1
The drive shaft 17 on the side is fitted into the central portion of the core 17 in the cassette case 16, and the core 17 is in a state of receiving the rotational force from the drive shaft 17.

Further, the shaft of the feeding roller 21 provided in the cassette case 16 is projected to the outside of the cassette case 16, and a gear (not shown) is provided at the protruding portion to mount the cassette case 16 on the cassette. When mounted on the portion 24, the gear meshes with a gear (not shown) provided in the apparatus housing 1, so that the feeding roller 21 receives the rotational force of the first motor 31 like the feed roller 6. It has become.

After mounting the cassette case 16 in the cassette mounting portion 24 in this way, when the door 2 is closed and the lock mechanism 14 locks the door 2 with the key, the first detection sensor S1 detects that the door 2 has been closed. Then, the detection signal is sent to the control unit 30, which causes the control unit 30 to operate the solenoid 2
When the power supply to 6 is cut off, the lock post 28 is moved toward the lock side again by the bias spring 27 and fitted into the lock hole provided in the cassette case 16.

The lock post 28 moved to the lock side
Is detected by the fourth detection sensor S4, and when the detection signal is sent to the control unit 30, the control unit 30 drives the first motor 31 and the first motor 32 to rotate forward. At this time, since the leading end of the medium 4 is nipped by the feeding means roller 21, the first motor 31
By the driving of the second motor 32, the feeding roller 21, the feed roller 6, and the discharge roller 12 rotate forward, and at the same time, the core 17 also rotates forward via the drive shaft 3.

As a result, the medium 4 is fed from the core 3 and at the same time fed by the rotation of the feeding roller 21, and the leading end of the medium 4 is fed into the apparatus housing 1 from the medium supply port 16a provided in the cassette case 16. Further, the leading end of the medium 4 is nipped by the feed roller 6 and conveyed, but the third detection sensor S3 is provided in front of the printing unit 10.
Detects the leading edge of the medium 4, and the detection signal is sent to the control unit 30.
Then, the control unit 30 stops driving the first motor 31 and the second motor 32.

Therefore, the feeding and conveyance of the medium 4 are also stopped, and in this state the system waits until a ticket issuing command is issued. here,
When a ticket issuing command together with print data is sent to the control unit 30 from a keyboard (not shown) or a host device (not shown), the control unit 30 temporarily stores the print data in the RAM 35, and then the first motor 31 and the first motor 31. 32
Is driven so as to rotate in the normal direction, and the print data is read from the RAM 35 and transferred to the printing unit 10.

As a result, the medium 4 is fed from the core 3 and at the same time, is fed to the printing unit 10 by the rotation of the feeding rollers 21 and 6, and in the printing unit 10, the medium 4 is transferred to the ink ribbon cassette 9 by the thermal head 7 and the platen 8. The thermal ribbon 7 is pressed against the ink ribbon 9a and printing is performed on the medium 4 by the thermal head 7 based on the printing data.

After the printing is completed, the control section 30 drives the third motor 33 to operate the cutter 11. As a result, the medium 4 is cut by the cutter 11 into a predetermined length, and the pay roller 12 ejects the pay ticket A as the pay ticket A.
Is discharged. By repeating the ticket issuing operation as described above, the amount of the medium 4 decreases, and when the remaining amount becomes a certain amount, it is detected by a remaining amount detecting sensor (not shown).

As the remaining amount detecting method, it is conceivable that a remaining amount detecting sensor is installed in the apparatus housing 1, a window is provided in the cassette case 16, and the roll diameter of the medium 4 is detected from this window. . In this way, when the remaining amount of the medium 4 is detected by the remaining amount detecting sensor and the detection signal is sent to the control unit 30, the control unit 30 displays the cassette case by a lamp (not shown) or a display unit such as a CRT. Prompt the exchange of 16.

FIG. 5 is a flow chart showing the operation when the cassette case 16 is replaced.
A description will be given according to the step indicated by t. <St1> The control unit 30 monitors whether or not the first detection sensor S1 detects the opening of the door 2 of the apparatus housing 1, and the first detection sensor S1 does not detect that the door 2 is opened. Continue to monitor when. <St2> For replacement of the cassette case 16, when the operator unlocks the locking mechanism 14 provided in the apparatus housing 1 with a key (not shown) and opens the door 2, the first detection sensor S1 detects this. When the opening of the door 2 is detected and the detection signal is sent to the control unit 30, the control unit 30 makes the first
The motor 31 and the first motor 32 are driven to rotate in reverse.

As a result, the feeding roller 21 and the feed roller 6 rotate in the reverse direction, the core 17 also rotates in the reverse direction via the drive shaft 3, and the medium 4 is fed in the reverse direction. <St3> The control unit 30 monitors whether or not the second detection sensor S2 detects the leading end of the medium 4. <St4> Then, the second detection sensor S detects that the leading edge of the medium 4 has passed within a certain time from the start of the backward feeding of the medium 4.
2 is detected and the detection signal is sent to the control unit 30, the control unit 30 causes the solenoid 26 of the lock mechanism 25 to operate.
To the first motor 31 and the first motor 32
Is stopped to stop the conveyance of the medium 4. <St5> After that, the control unit 30 energizes the solenoid 26 of the lock mechanism 25, and this energization causes the lock post 2 to move.
8 overcomes the tensile force of the bias spring 124 and is pulled toward the open side, so that the cassette case 16 is released from the lock mechanism 25. <St6> On the other hand, the passage of the tip of the medium 4 within the fixed time from the start of the backward feeding of the medium 4 causes the second detection sensor S2 to pass.
If not detected, the control unit 30 determines that some conveyance abnormality such as a jam has occurred, does not energize the solenoid 26, and notifies the occurrence of the conveyance abnormality by a lamp (not shown) or the display unit.

At this time, the conveyance path of the medium 4 is the medium guide 2
Since the whole is guarded by 9, the operator of the cassette exchange cannot reach the medium 4 and the access to the medium 4 is prevented. <St7> The control unit 30 monitors whether or not the conveyance abnormality has been resolved and has recovered, and a specific person in charge rushes according to the notification from the worker, and the lock mechanism 23 is operated by the key managed by this person in charge. After the lid 15 is unlocked by operation and the lid 15 is opened to eliminate the conveyance abnormality and the apparatus is restored, the control unit 30 releases the cassette case 16 from the lock mechanism 25 as described in St4. Let

That is, a knob 22 for forcibly rotating the feed roller 21 is provided in the cassette case 16, and the feed roller 6 can be rotated in synchronization with the feed roller 21 by a mechanism (not shown). Therefore, even if a conveyance error such as a jam occurs in the portion guarded by the medium guide 29, the operator forcibly controls the feed rollers 21 and 6 by the knob 22 under the control of the person in charge. The leading end of the medium 4 can be returned to the inside of the cassette case 16 by rotating the cover 4 to the inside.
To lock and finish the recovery work.

In this case, the notification of the recovery to the control unit 30 is made such that the passage of the leading end of the medium 4 is detected by the second detection sensor S2 or the recovery completion data is inputted by a keyboard (not shown) or the like. By doing so, the control unit 30 recognizes the restoration and releases the cassette case 16 as described in St4. <St8> The operator is the cassette mounting portion 24 of the apparatus housing 1.
Remove the used cassette case 16 from the
Install the newly prepared cassette case 16 into the cassette mounting section 2
Attach to 4.

That is, the medium 4 is replaced with the cassette case 16. <St9> The control unit 30 is the first control unit 30 of the device housing.
Of the detection sensor S1 detects whether or not the door 2 of the apparatus housing 1 is closed, and when the first detection sensor S1 does not detect that the door 2 is closed, the monitoring is continued. <St10> When the operator closes the door 2 and operates the locking mechanism 14 with a key (not shown) to lock the door 2, the first detection sensor S1 detects this and sends the detection signal to the control unit 30. To be

As a result, the control unit 30 causes the lock mechanism 25 to operate.
When the energization of the solenoid 26 is cut off, the lock post 28 is moved to the lock side again by the bias spring 27 and fitted into the lock hole provided in the cassette case 16, and the replacement work of the cassette case 16 is completed. . The lock post 28 that has moved to the lock side is detected by the fourth detection sensor S4, and when the detection signal is sent to the control unit 30, the control unit 30 operates the first motor 31 and the first motor 32. The medium 4 is driven so as to rotate in the forward direction, whereby the tip of the medium 4 has the third detection sensor S3.
However, if the lock post 28 is not detected by the fourth detection sensor S4 due to some abnormality after the power supply to the solenoid 26 is cut off, that is, the cassette case 16 is transferred to the cassette mounting portion 24.
If it is not properly mounted, the control unit 30 does not drive the first motor 31 and the first motor 32, and notifies the mounting failure by a lamp or a display unit (not shown) to re-mount the first motor 31 and the first motor 32.

In the embodiment described above, the roll-wound medium 4 is housed in the cassette case 16 having the lid 15, and the medium 4 is placed together with the cassette case 16 in the apparatus casing 1.
After being mounted, the medium 4 is fed to the feeding path in the apparatus casing 1 and the feeding control is automatically performed so that the medium 4 is nipped by the feed roller 6. Therefore, it is possible to easily perform the work of exchanging the medium 4, reduce the downtime of the apparatus when exchanging the medium, and reduce the occurrence of an abnormality such as a conveyance jam due to an unskilled worker's setting mistake. You can

Further, the cassette case 16 is provided with a locking mechanism 23 for locking and unlocking the lid 15 by a key held by a specific person in charge, and when the door 2 of the apparatus housing 1 is opened, the tip of the medium 1 is opened. Since the medium is controlled so as to be drawn into the cassette case 16, the medium 1 can be accessed only by a specific person in charge, which is excellent in terms of security and the operation of the apparatus. Even when entrusted to a third party, the entrustee no longer has to be responsible for managing the medium of financial value, which relieves the mental burden.

Further, even if the door 2 of the apparatus housing 1 is opened, the medium guide 29 cannot protect the medium 4 in the conveying path because the entire conveying path cannot be touched. Even if a conveyance error occurs, the medium 4 cannot be returned into the cassette case 16 unless the lid 15 of the cassette case 16 is opened, and this is also excellent in safety.

Next, the second embodiment will be described. FIG.
FIG. 6 is a partially cutaway side view showing the internal structure of the second embodiment of the automatic ticket issuing device according to the present invention. In the first embodiment, when the power source of the device (not shown) is turned off, the sensors S1 to S4, the control unit 30 and the like do not function, and it is impossible to monitor in terms of security. In this embodiment, an auxiliary power source 36 such as a battery connected in parallel with the power source of the apparatus is provided in the apparatus housing 1, and the other configurations are the same as those of the first embodiment.

In the second embodiment, the power source of the device is 0.
In the case of N, the same operation as in the first embodiment is performed, but the power of the device is turned off due to a power failure or some other reason.
Then, the electric power is supplied from the auxiliary power source 36 for a certain period of time, and the control unit 30 immediately reverse-feeds the medium 4 to the passage detection position by the second detection sensor S2 no matter where the front end of the medium 4 is in the transport path. The control is performed to allow it.

Therefore, according to the second embodiment, the safety of the medium 4 can be ensured even if the power of the apparatus is turned off due to a power failure or some other reason. still,
Although the thermal head 7 having the printing elements for one line is used as the print head in each of the above-described embodiments, it is also possible to use an impact-type wire dot head that is movable in the width direction of the medium 4.

[0043]

As described above, according to the present invention, the roll-wound medium is housed in a cassette case having a lid, and the medium is mounted on and removed from the apparatus housing together with the cassette case. In addition, after mounting, the media is fed to the transport path inside the device housing and the transport control is performed so that it is automatically nipped by the feed rollers, which facilitates media replacement work. It is also possible to reduce the downtime of the apparatus at the time of exchanging the medium, and it is possible to reduce the occurrence of an abnormality such as a conveyance jam due to a setting error by an unfamiliar operator.

Further, the cassette case is provided with a locking mechanism for locking and unlocking the lid by a key held by a specific person in charge, and when the door of the apparatus case is opened, the leading end of the medium is drawn into the cassette case. Since it is controlled like this, the medium can only be accessed by a specific person in charge, so it is excellent in terms of security and even when entrusting the operation of the device to a third party. , The entrustee does not have to take responsibility for the management of the financially valuable medium, which also has the effect of freeing the mental burden.

Further, when the door of the apparatus casing is opened, the entire conveying path is guarded by the medium guide, and the medium in the conveying path cannot be touched. However, since the medium cannot be returned to the inside of the cassette case unless the lid of the cassette case is opened, the effect of excellent safety can be obtained in this respect as well.

[Brief description of the drawings]

FIG. 1 is a partially cutaway side view showing an internal configuration of a first embodiment of an automatic ticket issuing device according to the present invention.

FIG. 2 is an enlarged front view of the cassette lock mechanism in the embodiment of FIG.

FIG. 3 is an enlarged perspective view of a conveyance guide in the embodiment of FIG.

FIG. 4 is a block diagram showing a control system in the embodiment of FIG.

5 is a flow chart showing an operation at the time of replacing the cassette case in the embodiment of FIG.

FIG. 6 is a partially cutaway side view showing the internal structure of the second embodiment of the automatic ticket issuing device according to the present invention.

FIG. 7 is a side view showing an internal configuration of a conventional example.

FIG. 8 is a perspective view showing the appearance of a conventional example.

[Explanation of symbols]

 1 Device Case 2 Door 3 Drive Shaft 4 Medium 6 Feed Roller 7 Thermal Head 8 Platen 9 Ink Ribbon Cassette 9a Ink Ribbon 10 Printing Section 11 Cutter 12 Discharge Roller 13 Discharge Port 14 Locking Mechanism 15 Lid 16 Cassette Case 16 17 Core 18 Tension Arm 19 Tension Spring 20 Guide Roller 21 Feed Roller 22 Knob 23 Locking Mechanism 24 Cassette Mounting Part 25 Cassette Lock Mechanism 26 Solenoid 27 Bias Spring 28 Lock Post 29 Transfer Guide 30 Control Part 31 First Motor 32 Second Motor 33 Third Motor S1 First detection sensor S2 Second detection sensor S3 Third detection sensor S4 Fourth detection sensor

Claims (7)

[Claims] 1. An apparatus casing having a medium wound in a roll shape, a discharge port and a door that can be opened and closed, and a transport path for the medium, a printing unit, and a cutter provided inside the apparatus casing. In an automatic ticket issuing device that feeds out and prints at the printing unit, cuts the printed portion of the medium with the cutter, and discharges it as a ticket from the outlet, an openable lid and a locking mechanism that locks the lid. A cassette for accommodating the medium in a cassette case having a medium supply port, and a feeding roller for clamping and rotating the medium in the cassette case, and a cassette for mounting the cassette case in the apparatus housing. A case mounting portion is provided, and when the door is closed after the cassette case is mounted in the cassette case mounting portion, the feeding roller is rotated forward to rotate the medium. Automatic ticketing system, wherein the tip from the medium supply port providing the control means for supplying to the conveying path. 2. The automatic ticket issuing apparatus according to claim 1, further comprising a first detecting means for detecting opening / closing of a door of the apparatus housing, wherein a medium supply port and a feeding roller are provided in the apparatus housing or the cassette case. Second detecting means for detecting passage of the front end of the medium is provided, and when the opening of the door of the apparatus casing is detected by the first detecting means, the control means reversely rotates the feeding roller. An automatic ticket issuing device, which reversely feeds the medium until the second detecting means detects the passage of the leading edge of the medium. 3. The automatic ticket issuing apparatus according to claim 1, further comprising: a medium guide including guide plates located above and below a conveyance path from the cassette mounting portion to the discharge port, and side plates closing side surfaces of the conveyance path. Automatic ticket issuing device. 4. The automatic ticket issuing apparatus according to claim 1, wherein a knob for manual operation for pulling the medium in the transport path into the cassette case by rotating the feeding roller in the reverse direction is provided in the cassette case. Characteristic automatic ticket issuing device. 5. The automatic ticket issuing device according to claim 1, wherein a cassette lock mechanism having a movable lock post is provided in the device housing, and a lock hole into which the lock post is fitted is provided in the cassette case. A third detection means for detecting the lock post fitted in the lock hole is provided in the housing or the cassette case, and the control means detects the closing of the door of the apparatus housing by the first detection means. Then, the cassette lock mechanism is operated so as to fit the lock post into the lock hole, and after the operation, the third detection unit detects the lock post and closes the door of the apparatus housing. An automatic ticket issuing device characterized in that the feeding roller is rotated in the forward direction only when the first detecting means detects. 6. The automatic ticket issuing apparatus according to claim 1, wherein the control means is a cassette lock mechanism so that the lock post is pulled out from the lock hole when the opening of the door of the apparatus housing is detected by the first detection means. An automatic ticket issuing device characterized by operating a. 7. The automatic ticket issuing apparatus according to claim 1, wherein an auxiliary power source connected in parallel to the apparatus power source is provided inside the apparatus casing, and the control means causes the leading edge of the medium to move by the power from the auxiliary power source when the apparatus power source is turned off. An automatic ticket issuing device characterized in that a feeding roller is reversely rotated so as to be drawn into a cassette case.