JP2004291596A - Medium processor - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a medium processor for processing a medium by using a rolled sheet, which inhibits getting in a state of the rolled sheet being exhausted and continues to process the medium, even when the rolled sheet is set in the reverse direction to that of a predetermined winding. <P>SOLUTION: Unwinding rollers to unwind the rolled sheet, a first unwinding guide to guide unwinding of the rolled sheet wound in the predetermined direction, and a second guide to guide unwinding of the rolled sheet wound in the reverse direction to that of the predetermined winding are provided. Or, as another means, the first and second guides are integrally constructed. Further, as another means, the first unwinding guide to guide unwinding of the rolled sheet wound in the predetermined direction, and first, second and third arms to reverse the rolled sheet are provided. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a media processing device that performs media processing using roll paper.
[Prior art]
Conventionally, as a medium processing apparatus, for example, in a receipt printer, as shown in FIG. 20, two feed rollers 4 and 5 on which roll paper 2 is placed are arranged at a predetermined interval, and the two feed rollers By rotating the rolls 4 and 5 in the roll paper feeding direction, the leading end of the roll paper 2 is guided to the conveyance path along the guide 6, and the fed roll paper 2a is pulled out to a predetermined position in a state where the leading end is pulled out. , A cutter 13 and the like. Thereafter, when the receipt issuing operation is started, the roll paper 2a is pulled out to the transport path 10, and while the transport paper 10 is transported along the transport path 10, predetermined data is printed by the print head 11, and the cutter 13 has a predetermined length. Into a single receipt state, and has been discharged from the medium discharge port 9 (the right end in the figure).
[0002]
The arm 20 is rotatably provided at a fulcrum a. When the roll paper 2 in use is exhausted, the arm 20 is rotated approximately 90 degrees in the direction of arrow A, and the arm 20 is rotated. With the rotation, the spare roll paper 3 placed on the arm unit 20 is moved to the feed rollers 4 and 5, and is fed to the transport path 10 like the roll paper 2 and used. .
[0003]
[Patent Document 1]
JP-A-11-79491
[Problems to be solved by the invention]
However, in the above-described conventional medium processing apparatus, the winding direction (for example, a counterclockwise direction) of the roll paper placed on the feeding rollers 4 and 5 is determined, and this winding direction is a predetermined direction. If the operator mistakenly places the spare roll paper 3 on the arm 20 in the reverse (clockwise) state, the roll paper 2 in use is lost, and the rotation of the arm 20 causes the spare roll paper 3 to rotate. After the roller 3 is placed on the feed rollers 4 and 5, even if the roll paper 3 is fed by the feed rollers 4 and 5, the leading end of the roll paper 3 is directed in the opposite direction to the roll paper feed direction. Roll paper could not be guided.
[0004]
As a result, there is a problem in that the roll paper is in an end state, and the apparatus is in a handling stopped state even when the unused roll paper 3 is in the apparatus.
[0005]
[Means for Solving the Problems]
The present invention employs the following configuration in order to solve the above-described problems. That is, a feeding roller for feeding out roll paper and a first guide for guiding the feeding of the roll paper are provided, and in a media processing apparatus for performing media processing, a roll paper wound in a direction opposite to a predetermined winding direction is provided. A second guide for guiding the feeding was provided.
[0006]
Alternatively, as another means, the first and second guides are integrated. As still another means, a feeding roller for feeding the roll paper and a first guide for guiding the feeding of the roll paper are provided, and the first, second, and second rolls are reversed in a medium processing apparatus that performs medium processing. 3 arm portions were provided.
[0007]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings. Elements common to the drawings are denoted by the same reference numerals.
<< First Embodiment >>
The medium processing apparatus according to the first embodiment includes a second guide for feeding a roll paper wound in a direction opposite to a predetermined direction, a second cutter for cutting, and a second guide for conveying the cut medium. A transport path is provided.
[0008]
(Constitution)
As shown in FIG. 1, the configuration of the medium processing apparatus according to the first embodiment is such that a feed roller 4 and a feed roller 5 on which roll paper 2 is placed and are rotatable in normal and reverse directions are arranged at predetermined intervals. In addition, a first guide 6 that guides the leading end of the roll paper 2 to a transport path described later is provided near the feeding roller 5.
[0009]
A first transport path 10 connected to the feed roller 5 and guiding the roll paper 2 toward the medium discharge port 9 (the right end in the figure) is provided. On the first transport path 10, a first transport path 10 is provided. A conveying roller pair 7, a print head 11 for printing predetermined data on the roll paper 2 and a platen 12 provided opposite to the conveying roller pair 7 from the lower end of the guide 6 toward the downstream of the roll paper conveyance. A first cutter 13 that cuts the roll paper 2 into a predetermined length and uses the medium as a medium; and a pair of conveying rollers 14, 15 and 16 that conveys the cut medium to the medium outlet 9. Although not shown, a plurality of medium detection sensors for detecting the position of the medium are provided at predetermined positions on the transport path.
[0010]
Further, an arm unit 20 on which the spare roll paper 3 is placed is rotatably provided. When the roll paper 2 in use is exhausted, the arm unit 20 is moved in the direction of arrow A by an arm driving unit 48 (not shown). The roll paper 3 on the arm unit 20 is moved over the feeding roller 4 and the feeding roller 5 with the rotation of the arm unit 20 by about 90 degrees with the point a as a fulcrum.
[0011]
A second guide 22 is disposed between the feeding roller 4 and the feeding roller 5, and further, a second cutter 23 for cutting the roll paper into a predetermined length is provided in the lower direction of the apparatus. A switching blade 24 and a pair of transport rollers 25 and 26 which transport the medium in the left-right direction in the figure and which can be rotated forward and backward are provided.
[0012]
A second transport path 35 for transporting the cut medium in the direction of the transport roller pair 7 is provided on a side opposite to the transport roller pairs 25 and 26 with the blade 24 interposed therebetween. 29 are provided.
[0013]
Although not shown, the first guide 6 and the second guide 22 have a mechanism that moves toward the center of the roll paper as the roll paper decreases in order to perform normal feeding. .
[0014]
Next, a control system of the medium processing apparatus 1 having the above configuration will be described. FIG. 2 is a block diagram illustrating a control system of the medium processing apparatus according to the first embodiment. As shown in FIG. 2, the medium processing device 1 is provided with a control unit 36 for controlling the entire device. The output of the medium detection sensor 31 is connected to the input side of the control unit 36, and the motor drive unit 37 is connected to the output side of the control unit 36. Based on the detection result of the detection sensor 31, the drive of each unit 42 is controlled by the motor drive unit 37, and the feeding rollers 4, 5 and the conveying roller pairs 7, 14, 15, 16, 25, 26, 29 are appropriately rotated and driven. Control for feeding out rolled paper and transporting cut media is performed.
[0015]
The control unit 36 is also connected to the first cutter 13, the second cutter 23, the print head 11, the arm driving unit 48, and the blade driving unit 50, and controls the first cutter 13 and the second cutter 23. Control is performed to cut the roll paper to a predetermined length by driving, control to rotate the arm unit 20 in the AB direction (described on the left side in FIG. 1), and control to switch the blade.
[0016]
(motion)
With the above configuration, the medium processing device of the first embodiment operates as follows. 3 to 7 are explanatory diagrams showing the operation of the medium processing device of the first embodiment.
[0017]
First, the medium issuance processing or the like is repeated using the roll paper 2 in use, and when the roll paper 2 runs out and the medium cannot be detected by the medium detection sensor provided on the transport path even after transport for a certain period of time, the control unit 36 When it is determined that the roll paper has run out, the spare roll paper 3 on the arm unit 20 is rotated by approximately 90 degrees in the direction of arrow A as shown in FIG. 3, and the roll paper 3 is moved onto the feed rollers 4 and 5. Let it.
[0018]
Next, the control unit 36 drives the motor 42 via the motor drive unit 37 to rotate the feeding rollers 4 and 5 in the direction of the arrow (that is, clockwise), and controls the pair of transport rollers 7, 14, 15 and 16. The roll roller 3 is rotated in a direction indicated by an arrow in the drawing (hereinafter, for convenience, in the direction of rotation of the upper roller; that is, counterclockwise) to feed out the newly set roll paper 3.
[0019]
When the leading end of the roll paper 3 is detected by the medium detection sensor at a predetermined time, the roll paper 3 is normally moved from the arm unit 20 onto the feed roller 4 and the feed roller 5, and the winding direction of the roll paper is changed. It is determined that the direction is set in a predetermined direction (direction E in the figure).
[0020]
Here, the predetermined time Ta is used to reliably detect that the new roll paper 3 placed on the rollers 4 and 5 has been normally fed regardless of the position of the leading end thereof. In consideration of the case where the leading end of the roll paper 3 comes near the first guide 6, it is preferable to set the time at which the roll paper 3 makes one rotation and is further transported to the position of the medium detection sensor on the transport path.
[0021]
As described above, when it is determined that the roll paper 3 has been set normally, the leading end of the roll paper 3 is transported to the first transport path 10 and the print head 11 performs predetermined printing, and the first print is performed. The paper is cut at a predetermined length by the cutter 13, conveyed by the conveying roller pairs 14, 15 and 16, and discharged to the medium discharge port 9.
[0022]
On the other hand, when the leading end of the roll paper 3 cannot be detected during the predetermined time, the roll paper 3 is set in the opposite direction to the predetermined direction (the direction of arrow E) as shown in FIG. It is determined that it has been set in the state of being wound in the direction.
[0023]
In this case, as shown in FIG. 4, the control unit 36 switches the blade 24, drives the motor 42 to rotate in the reverse direction via the motor drive unit 37, and drives the feed rollers 4, 5 in the reverse direction (ie, in the counterclockwise direction). ) To start feeding the roll paper 3. Then, when the leading end of the roll paper is detected by a medium detection sensor or the like at a predetermined time, the control unit 36 rotates the transport roller pairs 25 and 26 in the direction of the arrow in the drawing (that is, clockwise).
[0024]
When the leading end of the roll paper 3 has passed through the second cutter 23 for a predetermined distance, that is, the length of one medium, the second cutter 23 is driven to cut the roll paper 3 to create one medium. I do.
[0025]
Then, the cut medium 3a is transported leftward in the figure by the transport roller pairs 25 and 26 to the position shown in FIG. 5, and the drive of the transport rollers and the like is temporarily stopped.
[0026]
Next, the control unit 36 switches the blade 24 in the direction shown in FIG. 5 by the blade driving unit 50 and rotationally drives the motor 42 via the motor driving unit 37 to drive the transport roller pairs 7, 14, 15, 16, 25, 26 and 29 are rotated in the direction of the arrow in the figure, and the medium 3a is transported rightward in the figure. The medium 3a is transported to the second transport path 35 as shown in FIGS. The sheet is conveyed to a conveying path 10, where predetermined printing is performed by a print head 11, and the sheet is discharged to a medium discharge port 9 through a pair of conveying rollers 14, 15, 16.
[0027]
Returning to FIG. 4 again, as described above, it is determined that the roll paper 3 is in the direction opposite to the predetermined direction (the direction of arrow F), and the feeding rollers 4 and 5 are moved in the direction opposite to the arrow in the figure (that is, counterclockwise). If the leading edge of the roll paper 3 is not detected by the medium detection sensor even if the roll paper 3 is rotated for a predetermined time, it is determined that the roll paper 3 is not properly placed or a jam or the like has occurred, and is not shown. Prompts the user to set the roll paper correctly on the display.
[0028]
Here, the predetermined time Tb is, as in the case of the predetermined time Ta when the roll paper 3 is wound in a predetermined direction, the position of the leading end of the new roll paper 3 placed on the rollers 4 and 5. In order to reliably detect that the roll paper 3 has been fed normally, that is, in consideration of the case where the leading end of the roll paper 3 comes near the second guide 22, the roll paper 3 makes one rotation and It is preferable to set the time to be carried to the position of the medium detection sensor.
[0029]
(effect)
As described in detail above, according to the medium processing apparatus of the first embodiment, since the second guide, the second cutter, and the second transport path are provided, the winding direction of the roll paper is Even if the roll paper is set in a state opposite to a predetermined direction, the roll paper can be fed out.
[0030]
<< Second Embodiment >>
The medium processing apparatus according to the second embodiment has a structure in which the first and second guides are integrated with the medium processing apparatus according to the first embodiment, and a second print head is provided.
[0031]
(Constitution)
Hereinafter, a medium processing apparatus according to the second embodiment will be described. For the sake of simplicity, the same parts as those of the medium processing apparatus of the first embodiment are denoted by the same reference numerals, and description thereof will be omitted. FIG. 8 is an explanatory diagram illustrating a configuration of a medium processing device according to the second embodiment.
[0032]
In FIG. 8, the roll paper 2 being used is placed on the feed roller 4 and the feed roller 5, and the spare roll paper is placed on the arm 20, as in the first embodiment. The guide 56 guides the leading end of the roll paper 2 to a transport path, which will be described later, in the vicinity of the feed roller 5. Although not shown, since the roll paper decreases and the diameter of the roll paper decreases with use, a mechanism for moving or rotating the guide 56 as needed in the roll paper direction is preferable.
[0033]
Then, the roll paper 2 is connected to the feed roller 5, and is connected to the first transport path 54 a for guiding the roll paper 2 toward the medium discharge port 9 and the upper end side of the guide 56 to guide the roll paper 2 to the medium discharge port 9. A second transport path 54b is arranged and merges on the way to the medium discharge port 9.
[0034]
On the first transport path 54a, a transport roller pair 7, a first print head 11, and a platen 12 provided opposite to the transport roller pair 7 are provided as in the first embodiment. A transport roller pair 52, a first print head 59, and a platen 60 provided opposite to the transport roller pair 52 are provided on the transport path 54b, as in the first transport path 54a. Although not shown, a medium detection sensor capable of detecting the position of the medium is provided on each transport path. Downstream after the confluence of the first transport path 54a and the second transport path 54b, a cutter 13 for cutting the medium, transport roller pairs 14, 15, 16 and a medium, as in the first embodiment. A discharge port 9 is provided on the medium discharge conveyance path as shown in FIG.
[0035]
Next, a control system of the medium processing device 51 will be described. FIG. 9 is a block diagram showing a control system of the medium processing apparatus according to the second embodiment.
[0036]
The control system of the medium processing apparatus according to the second embodiment removes the second cutter 23 and the blade driving unit 50 from the output of the control unit 36 described in the first embodiment, and performs the second printing. The head 59 is newly connected. The other configuration is the same as that of the control system of the first embodiment, and thus the description is omitted for simplification.
[0037]
(motion)
With the above configuration, the medium processing apparatus of the second embodiment operates as follows. FIGS. 10 and 11 are explanatory diagrams showing the operation of the medium processing apparatus of the second embodiment.
[0038]
First, the medium issuance processing or the like is repeated using the roll paper 2 in use, and when the roll paper 2 runs out and the medium cannot be detected by the medium detection sensor or the like even after being transported for a certain period of time, the control unit 36 runs out of the roll paper. Then, as shown in FIG. 10, the roll paper 3 on the arm unit 20 is rotated substantially 90 degrees in the direction of arrow A, and the roll paper 3 is moved onto the feed rollers 4 and 5.
[0039]
Then, the control unit 36 drives the motor 42 via the motor driving unit 37 to rotate the feed rollers 4 and 5 in the arrow direction (that is, clockwise) by a predetermined amount, and also sets the transport roller pairs 7, 14, 15 and 16. Is rotated in the direction of the arrow (that is, counterclockwise) in the figure, and the operation of feeding out the newly set roll paper 3 is performed.
[0040]
When the leading end of the roll paper 3 is detected by the medium detection sensor or the like at a predetermined time Ta, the spare roll paper 3 is normally moved from the arm unit 20 onto the feeding rollers 4 and 5, and the roll paper 3 Is determined to have been set in a predetermined direction (direction E in the figure). Here, the method of setting the predetermined time Ta is the same as in the first embodiment, and a description thereof will be omitted.
[0041]
As described above, when it is determined that the roll paper 3 has been set normally, the leading end of the roll paper 3 is transported to the first transport path 54a, and the print head 11 performs predetermined printing. At 13, the paper is cut at a predetermined length, transported by the transport roller pairs 14, 15, 16 and discharged to the medium discharge port 9.
[0042]
On the other hand, when the leading end of the roll paper 3 cannot be detected during the predetermined time Ta, the roll paper 3 is set in the opposite direction to the predetermined direction as shown in FIG. Judge as set in the state.
[0043]
In this case, the control unit 36 drives the motor 42 to rotate in the reverse direction via the motor drive unit 37 to rotate the feed rollers 4 and 5 in the reverse direction (ie, the counterclockwise direction) as shown in FIG. The feeding of the paper 3 from the upper side of the apparatus (that is, the side of the conveying roller pair 52) is started, the leading end of the roll paper 3 is conveyed to the second conveying path 54b, and the print head 59 performs predetermined printing. The paper is cut at a predetermined length by the cutter 13, conveyed by the conveying roller pairs 14, 15 and 16, and discharged to the medium discharge port 9.
[0044]
On the other hand, in FIG. 11, a case where the leading end of the roll paper 3 is not detected by the medium detection sensor during the predetermined time Tb even if the feeding rollers 4 and 5 are rotated in the direction opposite to the arrow in the drawing (that is, counterclockwise). It is determined that the roll paper 3 is not properly placed or that a jam or the like has occurred, and the display unit (not shown) prompts the user to set the roll paper correctly. Here, the method of setting the predetermined time Tb is the same as in the first embodiment, and a description thereof will be omitted.
[0045]
(effect)
As described in detail above, according to the medium processing apparatus of the second embodiment, the feeding guide when the roll paper is wound in the predetermined winding direction and the feeding guide when the roll paper is wound in the opposite direction are used. Since the second print head is provided as an integrated structure, the winding direction of the roll paper is set in a state opposite to the predetermined winding direction, similarly to the effect of the medium processing apparatus of the first embodiment. However, the roll paper can be fed out, the number of parts can be reduced, the cost and volume of the apparatus can be reduced, so there is an economic effect, and since the length of the transport path can be shortened, jams and the like occur. Quality can be improved.
[0046]
<< Third Embodiment >>
The medium processing apparatus according to the third embodiment has a mechanism in which a transport unit can be moved, and a first arm, a second arm, and a third arm are provided. When the winding direction is opposite to a predetermined direction, the roll paper is turned over by the arm unit.
[0047]
(Constitution)
Next, a third embodiment will be described. For the sake of simplicity, the same parts as those in the first embodiment and the second embodiment are denoted by the same reference numerals, and description thereof will be omitted. FIG. 12 is an explanatory diagram showing the configuration of the medium processing device according to the third embodiment.
[0048]
In the medium processing apparatus according to the third embodiment, the used roll paper 2 is placed on the feed rollers 4 and 5, and the spare roll paper 3 is placed on the first arm 78 corresponding to the arm 20. The arm portion 78 is mounted on a support shaft 77, and the second arm portion 79 is mounted on the support shaft 77 with the support shaft 77 symmetrical. Further, a third arm section 80 is provided below the roll paper 2 to receive the roll paper 2 when it falls. The first arm portion 78, the second arm portion 79, and the third arm portion 80 are connected to an arm drive portion described later, and are configured to rotate by approximately 90 degrees in a predetermined direction.
[0049]
In the vicinity of the roll paper 2, feed rollers 4 and 5 for placing the roll paper 2, a guide 6 for guiding the roll paper 2 toward the medium discharge port 9, a transport roller pair 7, and a medium detection sensor (not shown) A transport unit 75 is provided which is rotatable below the apparatus with the point b as a fulcrum. The other configuration is the same as that of the first embodiment, and the description is omitted.
[0050]
Next, a control system of the medium processing device 71 will be described. FIG. 13 is a block diagram showing a control system of the medium processing apparatus according to the third embodiment.
[0051]
The control system of the medium processing apparatus of the third embodiment removes the second cutter 23 and the blade drive unit 50 from the output of the control unit 36 described in the first embodiment, and sets the transport unit 75 A driving unit 74 for driving, a shaft rotation driving unit 76 for rotating the shaft 77, and an arm driving unit 81 for driving the first, second and third arms 78, 79, 80 are newly connected. Configuration. The other configuration is the same as that of the control system according to the first embodiment, and thus the description thereof is omitted for simplification.
[0052]
(motion)
With the above configuration, the medium processing apparatus of the third embodiment operates as follows. 14 to 18 are explanatory diagrams showing the operation of the medium processing device according to the third embodiment.
[0053]
First, the normal medium processing operation is repeated using the roll paper 2 in use, and if the roll paper 2 runs out and the medium cannot be detected by the medium detection sensor or the like even if the roll paper 2 is conveyed for a certain period of time, the control unit 36 sets the roll paper 2 The roll paper 3 on the first arm portion 78 is rotated substantially 90 degrees in the direction of arrow A as shown in FIG. 14 to move the roll paper 3 onto the feed rollers 4 and 5. At this time, as a preparation operation for holding the second arm portion 79 and the third arm portion 80 and reliably moving the roll paper when the roll paper described below falls and moves, the first arm portion 78 With the rotation, the second arm portion 79 is also turned by approximately 90 degrees in the direction of arrow G and placed. Of course, if the roll paper is held by only the third arm section 80 and can be reliably moved when the roll paper described below is dropped and moved, the second arm is rotated together with the rotation of the first arm section 78. The arm 79 need not be rotated.
[0054]
Then, the control unit 36 drives the motor 42 via the motor driving unit 37 to rotate the feed rollers 4 and 5 in the arrow direction (that is, clockwise) by a predetermined amount, and also sets the transport roller pairs 7, 14, 15 and 16. Is rotated in the direction of the arrow (that is, counterclockwise) in the figure, and the operation of feeding out the newly set roll paper 3 is performed.
[0055]
When the leading end of the roll paper 3 is detected by the medium detection sensor or the like during the predetermined time Ta, the spare roll paper 3 is normally moved from the first arm 78 onto the feeding rollers 4 and 5, and It is determined that the winding direction of the roll paper 3 has been set in a predetermined direction (direction E in the drawing). Here, the method of setting the predetermined time Ta is the same as in the first embodiment, and a description thereof will be omitted.
[0056]
As described above, when it is determined that the roll paper 3 is set normally, the leading end of the roll paper 3 is guided by the guide 6 to the transport unit 75, and further transported by the transport roller pair 7, and printed. After performing predetermined printing with the head 11, the print is cut at a predetermined length by the cutter 13, conveyed by the conveying roller pairs 14, 15 and 16, and discharged to the medium discharge port 9.
[0057]
On the other hand, when the leading end of the roll paper 3 cannot be detected during the predetermined time Ta, the roll paper 3 is set in the opposite direction to the predetermined direction, and is set in a state where the roll paper 3 is wound in the F direction in the drawing. Judge.
[0058]
Then, the control unit 36 drives the transport unit driving unit 74 to rotate the transport unit 75 from the position shown in FIG. 14 to the position shown in FIG. 15 (that is, the lower side of the medium processing device 71). Then, there is no member for supporting the roll paper 3, so that the roll paper 3 falls downward as shown in FIG. 15 and rests on the third arm 80.
[0059]
Next, the control unit 36 drives the arm driving unit 81 to turn the first arm unit 78 in the direction of arrow B and the third arm unit 80 in the direction of arrow J by approximately 90 degrees as shown in FIG. The second arm 79 is rotated by approximately 90 degrees in the direction of arrow H while moving. Then, the roll paper 3 on the third arm 80 moves to the lower side of the second arm 79 with the rotation of the third arm 80. At the same time, the control unit 36 drives the transport unit driving unit 74 to return the transport unit 75 to the original position shown in FIG.
[0060]
Next, the control unit 36 drives the arm driving unit 81 to rotate the third arm unit 80 approximately 90 degrees in the direction of arrow K to return to the original position as shown in FIG. By driving the portion 76, the support shaft 77 is rotated 180 degrees as shown by the arrow. As a result, the roll paper 3 returns to the feed roller 4 to the upper position of the apparatus while being placed on the second arm portion 79. At this time, the winding direction of the roll paper 3 is a predetermined winding direction that is opposite to the winding direction initially placed on the first arm 78.
[0061]
Next, the control unit 36 drives the arm driving unit 81 to rotate the second arm unit 79 substantially 90 degrees in the direction of arrow A as shown in FIG. Move up. Then, since the winding direction of the roll paper 3 is a predetermined winding direction (the direction of arrow E), the roll paper 3 is fed by the feed rollers 4 and 5, and the subsequent medium processing operation is performed.
[0062]
In the state shown in FIG. 18, if the roll paper 3 is not detected by the medium detection sensor or the like even if the feed rollers 4 and 5 are rotated by a predetermined amount in the direction of the arrow (that is, clockwise), the roll paper 3 is normally placed. It is determined that the roll paper has not been inserted, or a jam or the like has occurred, and the display unit (not shown) prompts the user to set the roll paper correctly.
In the description with reference to FIGS. 15 and 16, the third arm unit 80 is described as being configured to rotate together with the transport unit 75, but is not limited thereto. For example, if the transfer unit 75 can be directly moved to the second arm portion 79 in a shape that does not interfere with the rotation of the transport unit 75, a fixed slope shape (the third arm portion 81 shown in FIG. 19) is formed in the direction shown by the arrow M. May be guided to the roll paper 3. Further, as shown in FIG. 19, the first and second arm portions may be integrated into a first arm portion 82.
[0063]
(Effects of Third Embodiment)
As described above in detail, according to the medium processing apparatus of the third embodiment, the transport unit is a movable mechanism, and the first arm unit, the second arm unit, and the third arm unit are provided. Since the roll paper is reversed and is set again in a predetermined winding direction, the winding direction of the set roll paper is set in a predetermined direction, similarly to the effect of the medium processing apparatus of the first and second embodiments. In the opposite case, the media processing can be performed normally and the roll paper feeding mechanism, the cutter, and the print head need only be one, so that there is an effect that the media processing can be easily controlled.
[0064]
【The invention's effect】
As described in detail above, according to the present invention, since the guide and the conveyance path for feeding the roll paper set in a state wound in the opposite direction to the predetermined winding direction are provided, the predetermined winding direction is Even if the roll paper is set by being wound in the reverse direction, the medium processing can be performed normally.
[0065]
In another means, a mechanism for inverting the roll paper when the roll paper is set in a state where the roll paper is wound in a direction opposite to the predetermined winding direction is provided. Even if the medium is set in a state of being wound in a direction opposite to the predetermined winding direction, the medium can be processed normally.
[Brief description of the drawings]
FIG. 1 is a configuration diagram of a medium processing apparatus according to a first embodiment.
FIG. 2 is a block diagram of a control system of the medium processing apparatus according to the first embodiment.
FIG. 3 is an explanatory diagram (1) of the operation of the medium processing apparatus according to the first embodiment;
FIG. 4 is an operation explanatory view (2) of the medium processing device of the first embodiment.
FIG. 5 is an explanatory diagram (3) of the operation of the medium processing apparatus according to the first embodiment;
FIG. 6 is an explanatory diagram (4) of the operation of the medium processing apparatus according to the first embodiment;
FIG. 7 is an explanatory diagram (5) of the operation of the medium processing apparatus according to the first embodiment;
FIG. 8 is a configuration diagram of a medium processing apparatus according to a second embodiment.
FIG. 9 is a block diagram of a control system of the medium processing apparatus according to the second embodiment.
FIG. 10 is an explanatory diagram (1) of the operation of the medium processing apparatus according to the second embodiment.
FIG. 11 is an explanatory diagram (2) of the operation of the medium processing apparatus according to the second embodiment.
FIG. 12 is a configuration diagram of a medium processing apparatus according to a third embodiment.
FIG. 13 is a block diagram of a control system of the medium processing apparatus according to the third embodiment.
FIG. 14 is a diagram (1) illustrating the operation of the medium processing apparatus according to the third embodiment.
FIG. 15 is an explanatory diagram (2) of the operation of the medium processing apparatus according to the third embodiment.
FIG. 16 is an explanatory diagram (3) of the operation of the medium processing apparatus according to the third embodiment;
FIG. 17 is an explanatory diagram (4) of the operation of the medium processing apparatus according to the third embodiment.
FIG. 18 is an explanatory diagram (5) of the operation of the medium processing apparatus according to the third embodiment.
FIG. 19 is an explanatory diagram illustrating an operation of a medium processing device according to a modification of the third embodiment.
FIG. 20 is a configuration diagram of a conventional medium processing apparatus.
[Explanation of symbols]
2,3 roll paper
4, 5 feeding roller
6, 22, 56 Guide
10, 35, 54a, 54b transport path
20, 78, 79, 80, 82 Arm
75 Transport unit
77 spindle

Claims (3)

In a medium processing apparatus that performs a medium process by providing a feeding roller that feeds out roll paper and a first guide that guides the feeding of the roll paper,
A medium processing apparatus, comprising: a second guide for guiding the roll paper wound in a direction opposite to a predetermined winding direction. A medium processing apparatus, wherein the first and second guides are integrated. In a medium processing apparatus that performs a medium process by providing a feeding roller that feeds out roll paper and a first guide that guides feeding of the roll paper,
A medium processing apparatus provided with first, second, and third arms for reversing roll paper.

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