JP2735510B2 - Printer paper positioning device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a paper positioning device for a printer that mounts and prints continuous paper, and more particularly to a paper positioning device that mounts and prints a plurality of types of continuous paper having different widths. .

[0002]

2. Description of the Related Art A conventional paper positioning device of a printer for mounting and printing continuous paper is disclosed, for example, in Japanese Patent Application Laid-Open No. 3-539.
As disclosed in Japanese Unexamined Patent Publication No. 60-60, an object of the present invention is to automatically position a continuous printer paper (continuous paper) in a feed direction.

FIG. 3 is a block diagram showing an example of such a conventional paper positioning device for a printer, and FIG. 4 is a perspective view showing an example of continuous paper to be mounted on the printer.

In FIG. 3, a printer device 52 that performs printing in accordance with a command from a host device 51 includes a manual switch 53 that is pressed by an operator to instruct the start of operation, a positioning control unit 54, and a paper transport motor control unit. 55,
The paper transport motor 56 and the continuous printer paper 61 (FIG. 4)
And a notch detecting portion 57 for detecting a V-shaped notch 63 at the end of the perforation 62 of FIG.

[0005] The printer device 52 constructed as described above.
Works as follows. That is, when a command is received from the host device 51 or the operator presses the manual switch 53, the positioning control unit 54 is activated. The positioning control unit 54 starts the feed operation of the attached continuous printer paper 61 by activating the paper transport motor 56 via the paper transport motor control unit 55, and simultaneously activates the cut detection unit 57. . The activated cut detecting section 57 detects the cut 63 of the perforation 62 of the continuous printer paper 61 and notifies the positioning control section 54 of the cut 63. Upon receiving this notification, the positioning control unit 54 sends a motor operation stop command to the sheet conveyance motor control unit 55, and the sheet conveyance motor control unit 5 receiving the motor operation stop command.
5 stops the paper transport motor 56. At the same time, the positioning control unit 54 notifies the host device 51 of the completion of the positioning, and stops the operation of the cut detection unit 57.

[0006]

The above-described conventional paper positioning apparatus for a printer can automatically perform the positioning of the continuous paper in the feeding direction. However, when a continuous paper having a different width is to be mounted. However, it is necessary to move the left and right tractor feeders or one of the tractor feeders by hand to perform proper positioning, which has a problem that the burden on the operator is large. In addition, an inexperienced operator has a problem in that it takes a long time to load continuous paper or consumes a large amount of paper for test printing, thereby causing waste. Furthermore, there is a disadvantage that the cost of the continuous printer paper is increased because the cuts must be provided in the perforations of the continuous printer paper.

[0007]

A paper positioning device for a printer according to the present invention is a paper positioning device for a printer that mounts and prints a plurality of types of continuous paper having different widths, and sends out the mounted continuous paper. A left tractor feeder and a right tractor feeder, a left screw shaft for laterally moving the left tractor feeder by rotation, a right screw shaft for laterally moving the right tractor feeder by rotation, and rotating the left screw shaft. A left motor, a right motor for rotating the right screw shaft, a left drive for driving the left motor, a right drive for driving the right motor, and a left comparison register indicating a current position of the left tractor feeder. A right comparison register indicating the current position of the right tractor feeder; A left drive register giving the movement amount of Tafida to the left drive unit and right drive register giving the amount of movement of the right tractor feeder to the right drive unit,
A control unit for controlling the entire operation; a storage unit for storing the format information of the plurality of types of continuous paper; a key for instructing the storage unit to register and read out the format information; and a single movement of the right tractor feeder. And a control panel having a key for commanding synchronous movement of the left tractor feeder and the right tractor feeder.
The right tractor feeder movement key for independently moving the right tractor feeder left and right, and the continuous tractor loading by moving the left tractor feeder and the right tractor feeder synchronously with the continuous paper loaded. A paper position adjustment key for adjusting the position, a clear key for returning the left tractor feeder and the right tractor feeder to the left and right reference positions to clear the values of the left comparison register and the right comparison register, and a format number. An input key to be input, a write key for writing the format number input to the input key together with the values of the left comparison register and the right comparison register to the storage unit as the format information, and the format written to the storage unit An operation panel having an execution key for reading information is provided.

[0008]

Next, embodiments of the present invention will be described with reference to the drawings.

FIG. 1 is a block diagram showing the configuration of an embodiment of the present invention, and FIG. 2 is a perspective view showing the appearance of a printer equipped with the embodiment of FIG.

In this embodiment, as shown in FIG. 2, a left tractor feeder 19 and a right tractor feeder 20 for performing a feeding operation by attaching left and right edges of the continuous paper 30 are provided. The right tractor feeder 20 can be moved right and left according to the width of the continuous paper 30.

As shown in FIG. 1, the left tractor feeder 19 and the right tractor feeder 20 have a left screw shaft 21 for moving the left tractor feeder 19 in the horizontal direction by rotation, and a right tractor feeder 20 for rotation in the horizontal direction. There is provided a right screw shaft 22 for moving to the right. The left motor 15 is driven by the left drive unit 9 to rotate the left screw shaft 21, and the right motor 16 is driven by the right drive unit 10 to rotate the right screw shaft 22.

A left permanent magnet 13 is attached to the lower end surface of the left tractor feeder 19, and a left magnetic sensor 11 is provided corresponding to the left permanent magnet 13. The left magnetic sensor 11 detects the reference position of the left tractor feeder 19 by detecting the left permanent magnet 13.
Similarly, a right permanent magnet 14 is attached to the lower end surface of the right tractor feeder 20.
, A right magnetic sensor 12 is provided. The right magnetic sensor 12 detects the reference position of the right tractor feeder 20 by detecting the right permanent magnet 14.

The left tractor feeder 19 is also provided with a left paper detection switch 17, which detects whether a paper is loaded on the left tractor feeder 19. Similarly, the right tractor feeder 20 is provided with a right paper detection switch 18, and the right paper detection switch 18 detects whether a sheet is loaded on the right tractor feeder 20.

A left driving register 7 and a right driving register 8 are connected to the left driving unit 9 and the right driving unit 10, respectively, and these control the rotation speeds of the left motor 15 and the right motor 16 respectively. And the value of the right drive register 8.

A left comparison register 5 and a right comparison register 6 are provided corresponding to the left tractor feeder 19 and the right tractor feeder 20, respectively. Indicates the position.

The storage unit 4 inputs and stores the format information of the continuous paper set on the operation panel 2 via the main control unit 3.
The contents stored in the storage unit 4 are held by a power supply supplied from the battery 1.

The main control unit 3 controls the writing and reading operations of the format information to and from the storage unit 4 and controls the operation of the entire sheet positioning apparatus.

The operation panel 2 has a right tractor feeder moving key 24 for moving the right tractor feeder 20 left and right when loading continuous paper for which format information is not registered in the storage unit 4, and a continuous paper loaded. In this state, the left tractor feeder 19 and the right tractor feeder 20 are moved in synchronization with each other to adjust the mounting position of the continuous paper, and the left tractor feeder 19 and the right tractor feeder 20 are moved to the left and right reference positions, respectively. And a clear key 25 for clearing the values of the left comparison register 5 and the right comparison register 6, an input key 27 for inputting a format number, and a format number input to the input key 27 for the left comparison register 5 and the right comparison register. 6, a write key 26 to be written into the storage unit 4 as format information along with the value of An execution key 29 to read the broadcast, and a display unit 28 for displaying the formatted number.

Next, the operation of this embodiment configured as described above will be described.

First, the registration operation of the format information (the writing operation to the storage unit 2) will be described.

When the clear key 25 of the operation panel 2 is pressed,
After confirming that the left paper detection switch 17 and the right paper detection switch 18 have not detected the continuous paper 30, the main control unit 3 stores a value for moving the left tractor feeder 19 to the left end position in the left drive register. While writing in 7,
A value for moving the right tractor feeder 20 to the right end position is written in the right drive register 8. Next, the left driving unit 9
The value of the left drive register 7 is read, and the left motor 15 is rotated. The rotation of the left motor 15 rotates the left screw shaft 21, and the left tractor feeder 19 moves to the left end position. A left permanent magnet 13 having a left magnetic sensor 11 attached to a lower end surface of a left tractor feeder 19
Is detected, the main control unit 3 writes an initial value in the left drive register 7 and the left comparison register 5 to stop the left motor 15. Subsequently, the main controller 3 operates the right tractor feeder 20 in a similar procedure.

When the above-described initial operation is completed by pressing the clear key 25, the continuous paper 30 is mounted on the left tractor feeder 19 which is moving to the left end position, and the right tractor feeder moving key 24 is pressed to release the right tractor feeder key. 20 is moved to the right edge of the continuous
Attach.

Next, test printing is performed to confirm the printing position. If the printing position is not the optimum printing position in the format of the continuous paper 30, the continuous paper is pressed by pressing the paper position adjustment key 23. In the mounted state, the left tractor feeder 19 and the right tractor feeder 20 are synchronously moved left or right to adjust the position of the continuous paper 30. At this time, the values of the left comparison register 5 and the right comparison register 6 are updated to values corresponding to the moved positions of the left tractor feeder 19 and the right tractor feeder 20, respectively.

When it is not necessary to register the format, the printing operation is started immediately. When it is necessary to register the format, the format number corresponding to this format is input to the input key 27 and the write key 26 is pressed. When pressed, the main control unit 3
Writes and registers the values of the left comparison register 5 and the right comparison register 6 that store the current positions of the left tractor feeder 19 and the right tractor feeder 20, together with the input format number, in the storage unit 4.

Next, the reading operation of the format information registered in the storage unit 4 will be described.

When the format number of the format information to be read is input to the input key 27, the format number is displayed on the display unit 28. When the user confirms the format number displayed on the display unit 28 and presses the execution key 29, the main control unit 3 searches the storage unit 4. If there is no corresponding format number in the search result storage unit 4, the main control unit 3 displays on the display unit 28 that it is not registered and waits for re-input. If there is a corresponding format number in the storage unit 4 as a result of the search, the main control unit 3
From the left comparison register 5 and the right comparison register 6 of the format information, and compares them with the values of the left comparison register 5 and the right comparison register 6 indicating the current positions of the left tractor feeder 19 and the right tractor feeder 20, respectively. Left tractor feeder 19 and right tractor feeder 20
Are calculated and stored in the left driving register 7 and the right driving register 8, respectively.

Next, the left driving unit 9 reads the value of the left driving register 7 and rotates the left motor 15. The rotation of the left motor 15 rotates the left screw shaft 21, and the left tractor feeder 19 moves to a designated position. Similarly, the right drive unit 9 reads the value of the right drive register 8 and rotates the right motor 16. This right motor 1
6, the right screw shaft 22 rotates,
The right tractor feeder 20 moves to a specified position. When the movement of the left tractor feeder 19 and the right tractor feeder 20 is completed, the main control unit 3 stops the display on the display unit 28 and notifies the completion of the operation of reading the format information and the operation of positioning the tractor feeder.

[0028]

As described above, the paper positioning device for a printer according to the present invention comprises a tractor moving mechanism for independently moving the left tractor feeder and the right tractor feeder to the left and right, and the positions and formats of the left and right tractor feeders. A storage unit for registering the numbers as format information, and a moving amount of each tractor feeder calculated from the positions of the left and right tractor feeders registered in the storage unit and the current positions of the left and right tractor feeders, to store each tractor feeder. By providing a positioning control unit to be moved and an operation panel having keys for inputting and reading out the format number and instructing movement of the left and right tractor feeders, when mounting continuous paper of various different widths, This has the effect that the tractor feeder can be automatically moved to the appropriate position, so that anyone can To be mounted to the continuous paper easily, and there is an effect that it is possible to reduce the consumption of paper for test printing. Furthermore, since it is not necessary to provide a cut in the perforations of the continuous printer paper, there is an effect that the cost of the continuous printer paper can be reduced.

[Brief description of the drawings]

FIG. 1 is a block diagram showing the configuration of an embodiment of the present invention.

FIG. 2 is a perspective view showing an appearance of a printer equipped with the embodiment of FIG.

FIG. 3 is a block diagram illustrating an example of a sheet positioning device of a conventional printer.

FIG. 4 is a perspective view illustrating an example of continuous paper to be mounted on a printer.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 Battery 2 Operation panel 3 Main control unit 4 Storage unit 5 Left comparison register 6 Right comparison register 7 Left drive register 8 Right drive register 9 Left drive unit 10 Right drive unit 11 Left magnetic sensor 12 Right magnetic sensor 13 Left permanent magnet 14 Right Permanent magnet 15 Left motor 16 Right motor 17 Left paper detection switch 18 Right paper detection switch 19 Left tractor feeder 20 Right tractor feeder 21 Left screw shaft 22 Right screw shaft 23 Paper position adjustment key 24 Right tractor feeder movement key 25 Clear key 26 Write Key 27 Input key 28 Display unit 29 Execution key 30 Continuous paper 51 Host device 52 Printer device 53 Manual switch 54 Positioning control unit 55 Paper transport motor control unit 56 Paper transport motor 57 Cut detection unit 61 Continuous printer paper 62 Down first 63 cuts

Claims (2)

(57) [Claims] 1. A sheet positioning device for a printer that mounts and prints a plurality of types of continuous paper having different widths, wherein the left tractor feeder and the right tractor feeder that feed the mounted continuous paper and the left tractor are rotated. A left screw shaft that moves the feeder sideways,
A right screw shaft that moves the right tractor feeder in the lateral direction by rotation, a left motor that rotates the left screw shaft, a right motor that rotates the right screw shaft, and a left drive unit that drives the left motor, A right driving unit that drives the right motor, a left comparison register that indicates the current position of the left tractor feeder, a right comparison register that indicates the current position of the right tractor feeder, and the left drive that moves the left tractor feeder. A right drive register for providing the right tractor feeder with the moving amount of the right tractor feeder; a control unit for controlling the overall operation; and a storage for storing the format information of the plurality of types of continuous paper. Unit, a key for commanding registration and reading of the format information to and from the storage unit, and the right tractor feeder alone. Sheet registration apparatus of the printer, characterized in that it comprises the operation panel and having a key for commanding the synchronous movement of the fine the left tractor feeder and the right tractor feeder Donami. 2. The right tractor feeder moving key for independently moving the right tractor feeder to the left and right, and the left tractor feeder and the right tractor feeder are moved left and right in synchronization with the continuous paper being attached. A paper position adjusting key for adjusting the mounting position of the continuous paper, a clear key for returning the left tractor feeder and the right tractor feeder to the left and right reference positions to clear the values of the left comparison register and the right comparison register, respectively, An input key for inputting a number, a write key for writing the format number input to the input key together with the values of the left comparison register and the right comparison register as format information in the storage unit, and the write key written in the storage unit. 2. The computer according to claim 1, further comprising an operation panel having an execution key for reading out the format information. Lint paper positioning device.