JPH07329377A - Medium printing apparatus and medium setting method - Google Patents

Abstract

(57) [Summary] [Purpose] It is possible to meet actual operational requirements,
To provide a medium printing device having high reliability and a medium setting method thereof. A medium printing apparatus having a reference guide that defines a position of a medium in a direction perpendicular to a conveyance direction along one side of the medium, and an operator sets one side of the medium on the reference guide according to the type of the medium to be handled. By providing a guide member that can be set along the line or by providing a gap between them, a medium that requires a horizontal print position accuracy and a medium for which jam prevention is more important than the horizontal print position A medium printing device characterized by being able to use differently, and a medium that requires a horizontal printing position accuracy by using the guide member, and a medium in which jam prevention is more important than the horizontal printing position. And a setting position of the medium on the inserter section are different from each other.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a medium printing apparatus, and more particularly to a hard medium such as a passbook or a certificate which requires a printing position accuracy, and a single sheet which requires a printing position accuracy but does not require jamming. The present invention relates to a medium printing device that handles a soft medium such as.

[0002]

2. Description of the Related Art Conventionally, a device disclosed in Japanese Patent Laid-Open No. 1-160662 is known as a technique for obtaining a printing position accuracy. This device is provided with an aligner for skew correction and a stopper that presses the medium on the inserter part, and is characterized by automatically correcting skew on the device side regardless of the intention of the operator. is there. In addition, as another example, the technique disclosed in Japanese Patent Laid-Open No. 2-152838 is also known. In this technique, by making the conveying roller have a taper shape, the medium is moved in the conveying reference guide direction for obtaining the printing position, and the medium is conveyed along this, thereby achieving the printing position accuracy. .

[0003]

Of the above-mentioned conventional techniques,
The former aligner mechanism is convenient for skew correction, but because the mechanism presses the medium against the stopper described above, there is no problem with a hard and stiff medium, but there is no problem with a soft and stiff medium. There is a problem that the medium is broken when pressed against the stopper, and it takes a long time to correct the skew, which causes a problem in terms of processing capacity. Further, in the latter technique of using a tapered roller among the above-mentioned conventional techniques, since the medium is pressed against the above-mentioned reference guide,
The soft and weak medium has a problem that the medium is bent or a jam is generated as in the case of the above-mentioned conventional technique.

By the way, in the current actual operation,
For media such as passbooks and certificates that require printing position accuracy,
Hard and strong paper is used, on the other hand,
Soft and weak paper is generally a medium such as a single-cut sheet used for collation, and it is important that the printing position accuracy is not strict, and rather that it is easy to handle and does not cause jams. Has been. The present invention has been made in view of the above circumstances, and an object of the present invention is to solve the above-mentioned problems in the related art and to meet the actual operational requirements as described above. An object of the present invention is to provide a reliable medium printing apparatus and a medium setting method thereof.

[0005]

The object of the present invention is to provide an inserter section for setting a medium, a sensor section for detecting the set medium, and a conveying system for conveying the medium to the printing section for printing on the medium. When transporting the set media,
A medium printing apparatus having a reference guide that defines a position in the direction perpendicular to the medium conveyance direction along one side surface of the medium, wherein an operator causes one side surface of the medium to follow the reference guide depending on the type of the medium to be handled. Or, by providing a guide member that allows you to select an interval between them, you can use it separately for media that require horizontal print position accuracy and media for which jam prevention is more important than horizontal print position. By using the medium printing device characterized by enabling the above, and the medium that requires the horizontal printing position accuracy by using the guide member, and the medium in which jam prevention is more important than the horizontal printing position. This is achieved by a medium setting method for a medium printing device, characterized in that the setting positions of the medium on the inserter section are different.

[0006]

In the medium printing apparatus and the method of setting the medium according to the present invention, when the operator sets the medium to be processed in the inserter section, when the medium is hard and strong, the medium is set at the time of setting the medium. By pushing down the medium setting guide member and setting the medium along the conveyance reference guide, the medium is conveyed along the conveyance reference guide, and by pushing down the medium setting guide member. The switching of the guide is detected by the sensor, the print head of the printing unit is positioned, and an accurate print position can be obtained. Further, in the case of a soft and weak medium, by setting it on the side surface of the medium setting guide member, the medium is conveyed with a predetermined interval from the reference guide for conveyance, so that the medium is conveyed. Since it is conveyed without being pressed against the reference guide for use, troubles such as jams can be prevented.

[0007]

Embodiments of the present invention will now be described in detail with reference to the drawings. FIG. 1 is a side sectional view (a) and a top view (b) showing an outline of a form printing device according to an embodiment of the present invention. In the figure, 1 is a print target medium, 2 is an inserter section of the medium 1, 3 is a medium set switching guide provided in the inserter section 2, 4a and 4b are conveying rollers, 4c and 4d are driven rollers, and 5 is the above-mentioned A conveyance path constituted by the conveyance rollers 4a and 4b, the driven rollers 4c and 4d, and the support plates 5a and 5b is shown. Further, 6 is a platen, 7 is a print head, 8 (8a and 8b) and 9 are medium detection sensors installed in the conveyance path 5, and 10 is a conveyance reference guide indicating a reference position in the left and right direction at the time of conveyance. ing. The sensors 8a and 8b are provided corresponding to the passage position of the medium 1.

A detailed structure of the medium set switching guide member 3 is shown in FIG. Medium set switching guide member 3
As shown in the perspective view of FIG. 2 (a), it is possible to swing around the pin 15 and an inlet / outlet portion with a U-shaped cross section And a terminal portion having a movable piece 16 that is movable, and is supported by the relatively weak springs 13 and 14 on the bracket 12 so as to be vertically movable. The tip of the movable piece 16 at the terminal end is combined in a comb shape in the notch provided in the support plate 5a so that the medium can be smoothly moved back and forth in the illustrated state. Is configured.

The outline of the operation of the form printing apparatus according to this embodiment, which is configured as described above, is as follows. The medium 1 is set on the medium set switching guide member 3 provided in the inserter unit 2, is transported to the position of the platen 6 on the transport path 5, and predetermined information is printed by the print head 7, and after the printing process, The carrier rollers 4b, 4a and the driven rollers 4d, 4c carry the carrier backward on the carrier path 5 and discharge it to the inserter unit 2. At this time, the transport position of the medium 1 is detected by the sensors 8 and 9 installed in the transport path 5,
It is controlled to be transported to a predetermined position. Further, in the above-described setting on the medium set switching guide member 3, the set position differs depending on the stiffness of the medium 1 as described below.

That is, the medium 1 in the state shown in FIG.
When setting the medium, if the medium 1 is a hard and strong medium, the medium reference 1 for conveying the medium 1 is positioned along the left side surface of the medium at the time of conveyance and in the direction perpendicular to the medium conveying direction.
In order to bring the medium setting switching guide member 3 to 0, the upper surface 3a of the medium setting switching guide member 3 is pushed down to the height of the conveyance path 5 and set. In this case, the medium 1 is the upper surface 3 a of the medium set switching guide member 3.
From the middle part by changing the direction from the
6 is set so as to pass over the movable piece 16 and the comb-teeth joint portion provided on the support plate 5a. After that, the medium 1 after being set has the sensors 8a and 9a.
Is detected, the transport rollers 4a and 4b (and the driven rollers 4c and 4d) are sequentially activated.

Reference numeral 11 is a medium set switching guide member 3.
2B, the output does not occur when the medium set switching guide member 3 is set to the set position for a soft and weak medium as shown in FIG. When the set switching guide member 3 is set in the set position for a medium that is hard and has a strong elasticity, it produces an output. Arm 3b of medium set switching guide
When the sensor 11 confirms the switching of the medium set switching guide member 3, the medium 1 is sucked and conveyed to a predetermined position for printing. In addition, at the time of this transportation,
Since the driven rollers 4c and 4d are tapered, the medium 1 is conveyed while being pressed in the direction of the conveyance reference guide 10 as in the above-described conventional art.

Further, the print head 7 moves to a predetermined position according to the information from the sensors 8a and 11. As a result,
For a hard and strong medium, printing with accurate printing position accuracy is performed. On the other hand, when the medium 1 to be set is a soft and weak medium, the medium 1 is placed along the inner end surface 3c of the medium set switching guide member 3 (see FIG. 2A).
Will be set. That is, the medium 1 passes from the above-mentioned inlet / outlet portion of the medium set switching guide member 3 through the intermediate portion (both inward), and further pushes up the movable piece 16 to pass it downward to pass it to the support plate 5a. It is set so that it passes over the provided comb-teeth-like joint portion.

After setting, when the medium 1 is detected by the sensors 8b and 9, the medium 1 is sucked and conveyed to a predetermined printing position. Here, since the medium 1 is set in advance with respect to the conveyance reference guide 10, it is conveyed while maintaining a certain distance from the conveyance reference guide 10. Further, the print head moves to a predetermined position according to the information from the sensors 8b and 11. The medium 1 after the printing process is discharged to the inserter unit 2, but at this time, it is discharged to the upper surface 3a of the medium set switching guide member 3 regardless of the type of the medium. In this state, a slight gap is formed below the medium 1, so that the medium 1 can be easily taken out.

As described above, the medium set switching guide member 3
Is urged by the springs 13 and 14 fixed to the bracket 12 attached to the reference transport guide to a position where the arm 3c of the medium set switching guide member 3 abuts the stopper 10a of the reference transport guide. , The medium set bottom surface 3d of the medium set switching guide member 3
And the transport surface 5 are held on the same plane. That is, it is always held in this position except when setting a medium which is stiff and strong. Then, when setting a hard and strong medium, as described above, the upper surface 3a of the medium set switching guide member 3 and the transport surface 5 are held so as to be flush with each other. When the medium 1 that has undergone the predetermined processing is ejected,
As described above, the movable piece 16 having the comb teeth ejects the medium 1 to the upper surface 3a of the medium set switching guide member 3 regardless of its type.

FIG. 3 shows a structural example of a medium set switching guide member 3 according to another embodiment of the present invention. As shown in the figure, the medium set switching guide member 3 according to the present embodiment, when the medium set switching guide member 3 is pushed down to set a hard and strong medium, the conveyance reference guide 1
It is configured such that the medium set switching guide member 3 is returned to its original position by holding the depressed state by the solenoid 18 attached to 0, and after the completion of the process, by the urging force of the spring 19 due to the return of the solenoid 18. is there. Even when the medium set switching guide member 3 according to the present embodiment is used, it is possible to obtain the same effect as the case shown in the previous embodiment. It is needless to say that each of the above embodiments is an example of the present invention and the present invention should not be limited to this.

[0016]

As described above in detail, according to the present invention, it is possible to realize a highly reliable medium printing apparatus and a medium setting method thereof which can meet actual operational requirements. It has a great effect. More specifically, according to the present invention, it becomes possible to select the setting position of the medium with a simple component structure, and when the medium is conveyed, the medium that is hard and strong is guided along the conveyance reference guide. Since the medium that is soft and has a weak stiffness can be transported while maintaining a predetermined interval with respect to the transport reference guide, the printing position accuracy can be obtained for a medium that is hard and strong, and it can be used as a medium that is soft and weak. On the other hand, it is possible to prevent jams, etc., and the operator can easily select the set position depending on the type of medium, and further shorten the processing time and improve the reliability of the device. The effect that it can be obtained is obtained.

[Brief description of drawings]

FIG. 1 is a side sectional view (a) and a top view (b) showing an outline of a form printing device according to an embodiment of the present invention.

2 is a perspective view (a) and a front view (b) showing details of the apparatus shown in FIG. 1. FIG.

FIG. 3 is a front view showing details of a medium set switching guide mechanism according to another embodiment.

[Explanation of symbols]

 1 medium 3 medium set switching guide 3a upper surface of medium set switching guide 3b side surface of medium set switching guide 3c arm of medium set switching guide 3 3d bottom surface of medium set switching guide 8 sensor 8 (8a, 8b) sensor 10 Guide 11 Sensor 12 Bracket 13,14 Spring 15 Pin 16 Moving piece 18 Solenoid 19 Spring

Claims (3)

[Claims] 1. An inserter section for setting a medium, a sensor section for detecting the set medium, a conveying system for conveying the medium to a printing section for printing on the medium, and a conveying system for conveying the set medium. A media printing apparatus having a reference guide that defines a position in a direction perpendicular to the medium transport direction along one side of the medium, wherein an operator follows one side of the medium along the reference guide according to the type of the medium to be handled. For a medium that requires a horizontal print position accuracy and a medium for which jam prevention is more important than a horizontal print position by providing a guide member that allows the user to select whether or not to provide a gap between them. A medium printing device characterized by being able to use properly. 2. The medium printing apparatus according to claim 1, further comprising a sensor for detecting switching of the guide member, the suction of the medium being controlled based on an output of the sensor. 3. An inserter section for setting a medium, a sensor section for detecting the set medium, a conveying system for conveying the medium to a printing section for printing on the medium, and a conveying system for conveying the set medium. A method for setting a medium on a medium printing apparatus having a reference guide that defines a position in a direction perpendicular to a medium conveying direction along one side of the medium, the one side of the medium being the reference guide depending on the type of the medium to be handled. A guide member that allows the user to select whether to set the gap between them, or a medium that requires horizontal printing position accuracy and a medium for which jam prevention is more important than the horizontal printing position. And a setting position of the medium on the inserter section are different from each other.