JP2574717Y2 - Printer device - Google Patents

Description

[Detailed description of the invention] [Industrial application field] The invention relates to a printer device that can be used by attaching it to an electronic device such as a word processor of a portal type as well as a single device.

2. Description of the Related Art Conventionally, a printer device has been used by being incorporated into an electronic device having a printing function such as a word processor.

However, since conventional printers are integrated into the printer, for example, printers used in portal type word processors can print in large quantities, but print only on pre-specified standard paper. On the other hand, those used in handy type word processors can print on cardboard or notebooks, but are not suitable for printing a large amount.

For this reason, conventionally, optimal devices have to be prepared separately according to the purpose of printing, and the use of these devices is cumbersome and disadvantageously economically disadvantageous.

[Problems to be Solved by the Invention] As described above, conventionally, it is necessary to separately prepare optimal devices according to the purpose of printing, so that the proper use of these devices is troublesome and disadvantageous economically. was there.

Therefore, the purpose of this invention is to be able to use it by attaching it to electronic equipment capable of mass printing,
An object of the present invention is to provide a printer device that can be used alone.

Means for Solving the Problems The present invention is provided detachably on a carriage unit of an electronic device having a printing function, and includes a printer main body, a print data storage unit for storing print data from the electronic device, A print head, a scan amount output generating means for generating an output corresponding to a scan amount on a print surface of the printer body, and print data of the print data storage means corresponding to an output of the scan amount output means via the print head. And a print control means for controlling the printing.

According to the present invention, normal printing can be performed with the printer main body attached to the carriage of an electronic device having a printing function, and also by manual scanning with the printer main body removed from the electronic device. Printing can be performed.

Embodiment An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 shows an example in which the embodiment is applied to a word processor. In FIG. 1, reference numeral 1 denotes a word processor main body, which has a key input unit 2, a display unit 3, and a printer unit 4. The key input unit 2 includes a "NOR" key 2a for a normal operation and a "MAN" key 2b for a manual operation in addition to various keys (not shown) for creating a document.
have. The display unit 3 displays the key-input data. The printer unit 4 has a carriage unit 41.

The carriage section 41 has a base 42 as shown in FIG. The base 42 has a support guide 43 on the upper surface, and the printer body 5 is detachably attached by the support guide 43. The base 42 is a guide shaft
A reciprocating movement can be made in a linear direction along 44 and 45, and a driving force for movement is given by a belt 46. In this case, the guide shaft 45 moves up and down by the operation of a solenoid (not shown) to move the base 42 up and down, and the print head 52 is set on the platen 47 by moving up. The print head 52 is separated from the surface of the sheet 48 by moving the print head 52 downward.

The printer body 5 is capable of operating as a printer by itself, and has a display section 50 on the surface of a box-shaped case 51. A print head 52 is provided on the front surface, and a main wheel 53 and a slave wheel 54 for stabilizing the movement of the print head 52 are provided before and after the print head 52. Also,
On the side surface of the case 51, a connector 55 to which the lead wire 6 led out from the word processor main body 1 is connected and a key input unit 56 when used alone are arranged. In this case, the key input unit 56 has a print start key 561, a print selection key 562, and the like.

FIG. 3 shows the internal configuration of such a printer body 5. In this case, a head support portion 57 is provided inside the case 51, and the print head 52 is provided on the support portion 57. A main wheel 53 and a sub wheel 54 are arranged before and after the print head 52.
Is provided. The main wheel 53 has a gear 531 and rotates the rotation of the main wheel 53 corresponding to the amount of movement of the print head 52 from the gear 531 via a gear mechanism 58 to a slit disk 59 and a winding shaft 60.
I'm trying to tell. The slit disk 59 is provided with a photo interrupter 61 so as to output an encoding signal according to the rotation of the slit disk 59. Winding shaft
At 60, an ink ribbon cassette 62 is mounted, and a winding shaft 60
The rotation of the ink ribbon causes the ink ribbon in the ink ribbon cassette 62 to travel along the surface of the print head 52.

Reference numeral 63 denotes a printed circuit board provided with a control circuit and the like for the printer body 5.

Next, FIG. 4 shows such a word processor 1
2 shows a circuit configuration of the printer body 5. In this case, the word processor body 1 starts various key input data for document creation from the key input section 2, a "NOR" key 2a for normal operation, and a "MA" key for manual operation.
Key input data of the “N” key 2b is provided to the control unit 11.
The control unit 11 gives a control command to each circuit according to the key input data. In this case, the control unit 11
When key input data for document creation is given, this data is given to the display RAM 12 and displayed on the display unit 3, and a document is created on the display unit 3 while selecting the contents of the kanji ROM 13 by the kanji conversion operation. Then, the document data is written into the data memory 14. Here, work RAM1
Reference numeral 5 temporarily stores data in the processing of the control unit 11. Further, when the key input data of the “NOR” key 2a or the “MAN” key 2b is given, the control unit 11 gives a control command to the print control unit 21 of the printer body 5. Further, the control unit 11 activates the above-described carriage driving motor (not shown), controls the movement of the belt 46 for moving the base 42, and controls the solenoid 17 via the solenoid driving circuit 16. If you have. This solenoid 17
Moves the guide shaft 45 upward by the ON operation to bring the print head 52 into contact with the surface of the paper 48, and the guide shaft 45 by the OFF operation
The print head 52 is moved away from the surface of the sheet 48 by moving 45 downward.

The print control unit 21 includes a print start key 56 of the key input unit 56.
By the operation 1, the data in the data memory 14 is read out as print data and written in the print RAM 22. Also, print selection key 5
The printing location is selected by the operation of 62. Further, the print control unit 21 displays various operation instruction contents including the print data on the display unit 24 via the display buffer 23, and further encodes the image data from the photo interrupter 61 according to the rotation of the slit disk 59. A control command is given to the print drive circuit 25 in synchronization with the signal to control the print head 52.

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

In this case, it is assumed that the word processor body 1 has written the document data created in advance in the data memory 14. The printer main body 5 is mounted on a base 42 of the word processor main body 1 via an instruction guide 43, and is electrically connected to the word processor main body 1 via a lead wire 6 from a connector 55.

In this state, when either the “NOR” key 2a or the “MAN” key 2b of the key input unit 2 is operated, the flowchart shown in FIG. 4 is executed. Here, "NOR" key 2
When a is operated, normal printing is specified and step A1
Is YES, and proceeds to step A2. In step A2, the data in the data memory 14 is written as print data in the print RAM 22 of the printer body 5. Then, in step A3, the solenoid 17 is turned on, the guide shaft 45 is moved upward, and the print head 52 is brought into contact with the surface of the sheet 48 set on the platen 47. Next, the process proceeds to step A4, where the carriage driving motor is activated to drive the base 42 by the belt 46. Then, in step A5, it is determined whether or not there is an encoder signal associated with the rotation of the slit disk 59 from the photo interrupter 61. If NO here, the main wheel 53 of the printer body 5,
Assuming that the driven wheel 54 has not yet moved on the surface of the sheet 48, the process returns to step A4, and the same operation as described above is repeated. Meanwhile, YE
If S, the process proceeds to step A6, where printing is performed. In this case, the print data written in the print RAM 22 is read by the print control unit 21 of the printer main body 5, and printing is performed on the paper 48 by the print head 52 via the print drive circuit 25.

Next, in step A7, it is determined whether printing is completed. Here, if NO, the process proceeds to step A8. In step A8, it is determined whether there is a line change. If NO here, step A4
And the same operation as described above is repeated. Meanwhile, YE
If S, proceed to Step A9, turn off the solenoid 17, move the guide shaft 45 downward, and move the print head 52
48, and the printer body 5 is
At the same time, it returns to the head position of the next line, that is, the home position, returns to step A3, and the same operation as described above is repeated. Thereafter, when the result is YES in step A7, the printing process ends.

On the other hand, when the "MAN" key of the key input unit 2 is operated, a manual operation is designated, NO is determined in step A1, YES is determined in step A10, and the process proceeds to step A11. Step A11
Then, one line of print data in the data memory 14 is read out,
The data is written into the printing RAM 22 of the printer body 5. Then
In step A12, a message prompting removal of the printer body 5 is displayed on the display unit 24. The printer main body 5 is removed from the base 42 of the carriage unit 4 according to this display. In step A13, it is determined whether the printer main body 5 has been removed. Here, if NO, the process returns to step A12, and the same operation as described above is maintained. On the other hand, if YES,
Proceeding to step A14, the print data is displayed on the display unit 24. In this state, when it is desired to specify a print position, the print selection key 562 of the key input unit 56 is operated to select a desired position.

Next, as shown in FIG. 6, the print head 52 is applied to the print paper 7 or the like while holding the printer main body 5 by hand, and the print start key 561 of the key input unit 56 is operated. Then, YES is obtained in step A15, and the process proceeds to step A16. Here, if NO in step A15, the display state of the print data in step A14 is maintained.

In step A16, it is determined whether or not the printer main body 5 is manually scanned based on the presence or absence of the encoder signal. Here, manual scanning is performed, the main wheel 53 of the printer body 5 rotates, and an encoder signal is output from the photo interrupter 61 in accordance with the rotation of the slit disk 59. Is performed. In this case, the print data written in the print RAM 22 is read by the print control unit 21 of the printer main body 5, and printing is performed by the print head 52 via the print drive circuit 25.

Next, in step A18, it is determined whether printing is completed. Here, if NO, the process returns to step A16, and printing similar to the above is continued. Then, if YES at step A18, the printing process ends.

Note that the present invention is not limited to the above-described embodiment, and can be appropriately modified and implemented without changing the gist. For example, in the above-described embodiment, the case where the electronic device is a word processor has been described. However, the present invention can be applied to a device having a printing function such as a personal computer.

According to the present invention, a printer body, a print data storage means for storing print data from the electronic device, a print head, and a printer are provided detachably on a carriage portion of an electronic device having a printing function. Scanning amount output generating means for generating an output according to the scanning amount on the printing surface of the main body, and printing control means for printing the printing data in the printing data storage means via the printing head in accordance with the output of the scanning amount output generating means Are provided. As a result, normal printing can be performed with the printer main body mounted on the carriage of the electronic device, and printing can also be performed by manual scanning with the printer main body removed from the electronic device. Conventionally, in the case of mass printing or printing on suitable paper or wood chips, it is possible to use these only with a common printer main body, compared to those that separately prepared the optimal equipment,
The range of use can be greatly expanded, and it can be extremely economically advantageous.

[Brief description of the drawings]

FIG. 1 is an overall configuration diagram showing an embodiment of the present invention, FIG. 2 is a perspective view showing a carriage portion of the embodiment, FIG. 3 is a configuration diagram of a printer body used in the embodiment, FIG. 4 is a block diagram showing a circuit configuration of the embodiment, FIG. 5 is a flowchart for explaining the operation of the embodiment, and FIG. 6 is a diagram for explaining a state in which the printer main body is used alone. . 1 Word processor 2 Key input unit 3 Display unit 4 Printer unit 41 Carriage unit 42
Base, 43 ... Support guide, 5 ... Printer body, 52 ...
Print head, 53 Main wheel, 55 Connector, 56 Key input unit, 59 Slit disk, 60 Winding shaft, 61 Photo interrupter, 62 Ink ribbon cassette, 11
... Control unit, 14 ... Data memory, 21 ... Print control unit, 22
…… Print RAM, 24 …… Display unit, 25 …… Print drive unit.

Claims (1)

(57) [Scope of request for utility model registration] 1. A printer main body, a print data storage means for storing print data from the electronic device, a print head, a print head, Scanning amount output generating means for generating an output corresponding to the scanning amount on the printing surface of the printer body, and printing data of the printing data storage means corresponding to the output of the scanning amount output generating means via the printing head. A printer device, comprising: printing control means for printing.