JPH077183Y2 - Soundproof cover for printer - Google Patents

Description

[Detailed Description of the Invention] [Outline] The present invention relates to a soundproof cover for a printer used to reduce noise of the printer, and in particular, a soundproof cover for a printer with improved functionality for feeding and discharging continuous paper. Concerning the number of hoppers of the automatic paper feeder installed on the upper surface of the printer body, the soundproof cover can be shared, and the soundproofing can be performed smoothly so that the continuous form paper can be discharged according to the number of hoppers installed. A printer with an automatic paper feeder attached to the top of the printer body, with the aim of providing a soundproof cover for a printer, which has a movable paper guide on the cover and has improved functionality and usability in feeding and discharging continuous paper. Equipped with a soundproof cover that covers the outer periphery of the device, a continuous paper discharge opening is formed on the rear surface of the soundproof cover, corresponding to the number of hoppers installed behind the hopper of the automatic paper feeder Then, the installation position can be appropriately changed, and a movable paper guide functioning as a guide for discharging continuous paper is installed on the soundproof cover.

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a soundproof cover for a printer used for reducing noise of the printer, and particularly for a printer with improved functionality and usability in feeding and discharging continuous ledger paper. Regarding soundproof cover.

[Conventional technology]

Generally, a printer used in an office or the like is provided with a soundproof cover in order to reduce noise of the printer so as to maintain quietness of the office.

For example, a lower cover 3 and an upper cover 4 that cover the periphery of the printer body 1 for a printer including an automatic paper feeder 2 installed on the upper surface of the printer body 1 as shown in FIG.
And a top cover 5 that covers the periphery of the automatic paper feeding device 2 constitute a soundproof cover.
It is rotatable with respect to the lower cover 3 via a rotating arm 6, and is configured to rotate the top cover 5 for maintenance of the printer and the like.

The soundproof cover shown in FIG. 6 has a soundproof cover structure used when the number of hoppers in the automatic paper feeder 2 is one. For example, three types of hoppers installed in the automatic paper feeder 2 are installed. In this case, as shown in FIG. 7, a large top cover 7 is actually installed.

[Problems to be solved by the device]

As described above, in the conventional soundproof cover for a printer, when the number of hoppers installed in the automatic paper feeder 2 is changed, the top cover that covers the periphery of the automatic paper feeder 2 is accompanied with it.
It was necessary to replace 5,7, and when the number of hoppers was small, the small top cover 5 was used, and when the number of hoppers was large, the large top cover 7 was used. .

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a soundproof cover for a printer used to reduce noise of the printer, and to install a hopper for an automatic paper feeder. To provide a soundproof cover for a printer that can share the same soundproof cover regardless of the number, and that forms a smooth paper discharge path for continuous paper according to the number of hoppers installed. is there.

[Means for Solving the Problems]

In order to achieve the above object, the soundproof cover for a printer according to the present invention is provided with a soundproof cover 17 for covering the outer peripheral portion of the printer device 10 provided with the automatic paper feeder 11 on the upper surface of the printer body, and the soundproof cover 17 is provided on the rear surface of the soundproof cover 17. An opening 18 for continuous form paper discharge is formed, and on the rear side of the hoppers 12, 13, 14 of the automatic paper feeder 11,
According to the number of hoppers 12, 13, 14 installed, the installation position can be appropriately changed, and a movable paper guide 19 that functions as a paper ejection guide for continuous paper is installed on a soundproof cover 17.

[Action]

As is apparent from the above configuration, according to the present invention, a movable paper guide whose installation position can be changed is installed on the soundproof cover 17, and the movable paper guide is installed according to the number of hoppers of the automatic paper feeder. Since the paper guide is adjusted so that the continuous paper can be smoothly discharged, the same soundproof cover can be shared regardless of the number of hoppers of the automatic paper feeder.

〔Example〕

Hereinafter, an embodiment of a soundproof cover for a printer according to the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is an explanatory view showing the overall structure of a soundproof cover for a printer according to the present invention, FIG. 2 is an explanatory view showing a state in which a movable paper guide is attached to the soundproof cover according to the present invention, and FIGS. FIG. 6 is an explanatory diagram in which movable paper guides are arranged at predetermined positions in correspondence with the number of hoppers installed in the automatic paper feeder. Referring to FIG. 1, a printer device to which the present invention is applied
Reference numeral 10 is composed of a printer main body and an automatic paper feeder 11 installed on the upper surface thereof, and in this example, hoppers 12, 13, 14 used for printing single-cut sheets are installed in the automatic paper feeder 11. .

The automatic paper feeder 11 has a pick roller for each of the hoppers 12, 13, 14 and a large number of sheets can be stored in the hopper by selecting and driving the pick roller of the hopper that stores a desired size. The stacked single-cut sheets are fed one by one, and the single-cut sheets are fed between the print head having dot pins and the platen.

The hoppers 12, 13, 14 are configured so that the number of hoppers can be changed appropriately.

Then, as a soundproof cover for covering the printer, first, the periphery of the printer main body is covered with a lower cover 15 and an upper cover 16, and the periphery of the automatic paper feeder 11 is covered with a top cover 17. It is configured by assembling a lower cover 15, an upper cover 16 and a top cover 17 which can be disassembled from each other.

Further, according to the present invention, the continuous cover paper discharge opening 18 is formed on the rear surface of the top cover 17, and the movable paper guide 19 is detached for smooth discharge of the continuous form paper. It is freely installed on the top cover 17. Also, by effectively using this movable paper guide 19, even if the number of hoppers 12, 13, 14 installed in the automatic paper feeder 11 is changed, the top cover 17 can be shared. Characterize.

That is, engaging pins are provided on both sides of the upper end of the movable paper guide 19.
20 and 20 are formed, and the engaging pin 20 is appropriately supported by the receiving grooves 21, 22, and 23 formed on the inner surface sides of both sides of the top cover 17, so that the top cover 17 is provided with the movable paper guide 19 of the movable paper guide 19. It is configured to support one end side of the engagement pin 20 side, while the other end side of the movable paper guide 19 is supported by abutting on the upper end portion 17a of the cover surface having the opening 18 of the top cover 17. They are busy (see Figure 2).

Further, as shown in FIG. 1, when the continuous form paper is not used, the movable paper guide 19 has an opening for discharging the continuous form paper.
The engagement pin 20 of the movable paper guide 19 is locked to the hook 24 formed at the upper end of the opening 18 so that the opening 18 is closed by the movable paper guide 19. It is closed to prevent the noise of the printer from propagating outside.

By the way, as continuous form paper, it has feed holes at the left and right edges,
There are continuous folding paper with perforations provided with perforations for each predetermined length, and roll paper wound around a roll core. In this embodiment, the former case is used, and in FIG.
This continuous folding paper with feed holes is provided with a dot print head 10b and a platen by a tractor 10a having a tractor pin.
Paper is fed during 10c.

Next, referring to FIG. 3 to FIG. 5, when the hoppers installed in the automatic paper feeder 11 use single type, 2 type and 3 type, respectively, the movable paper guide 19 is attached to the top cover 17. The state will be described.

First, as shown in FIG. 3, when only a single hopper 12 is used for the automatic paper feeder 11, the movable paper guide 19 is used.
Has its engaging pin 20 elastically fitted in the first receiving groove 21 to move the movable paper guide to the lower end side of the continuous paper discharge opening 18.
The lower side of 19 is placed and the movable paper guide 19 is attached to the top cover 17 at the inclination angle shown. Then, the continuous form paper 25 is fed from the opening 26 of the lower cover 15, passes through the tractor 27 and the printing unit 28, and is guided by the front guide.
Guided by 29, passing through the top of hopper 12, and
The upper surface of the movable paper guide 19 is guided, and the paper is discharged from the continuous paper paper discharge opening 18 to the outside as shown by the arrow direction.

Next, referring to FIG. 4, the hopper is attached to the automatic paper feeder 11.
The flow of continuous form paper when the seeds, that is, the hopper 12 and the hopper 13 are used will be described.

At this time, the movable paper guide 19 has its engaging pin 20 elastically fitted in the second receiving groove 22, and the inclination angle thereof is slightly steep as compared with that of FIG. Similarly, in this case as well, the continuous paper 25 is fed from the opening 26 provided in the lower cover 15, passes through the tractor 27 and the printing unit 28, and the front guide 2
9 is guided along the upper surface of the movable paper guide 19 from the upper end portions of the hoppers 12 and 13, and is discharged from the continuous paper discharge opening 18 to the outside.

Finally, the automatic paper feeder 11 has three types of hoppers 12, 13,
When 14 is installed, the movable paper guide 19 is
The engaging pin 20 is engaged with the second receiving groove 23, and the movable paper guide 19 is accommodated in such a manner that it is suspended along the inner surface of the top cover 17 on the rear surface side.

Therefore, the continuous form paper 25 has the same shape as the lower cover 15 as in the previous embodiment.
After being fed through the opening 26 of the hopper 12, guided through the tractor 27, the printing unit 28, and the front guide 29 along the upper end portions of the hoppers 12, 13, 14 and then from the continuous paper discharge opening 18 to the outside. Will be discharged to.

As is clear from the above description, in the soundproof cover for a printer according to the present embodiment, the lower cover, the upper cover, and the top which can disassemble the surroundings of the printer main body and the automatic sheet feeding device installed on the upper surface of the printer main body. It is configured by assembling three types of cover bodies, and further, as a top cover configuration, an opening for ejecting continuous form paper is formed on the rear side of the top cover, and the number of hoppers installed in the automatic paper feeder is increased. Correspondingly, the movable paper guide is detachably installed on the top cover, and the installation position can be changed according to the number of hoppers installed. , Different top covers were attached, but according to this embodiment, the same top cover can be shared regardless of the number of hoppers of the automatic sheet feeding device, To eliminate the need for work to replace the top cover, also will be hassle of storage, such as the top cover of the non-use can be saved, it has the effect that the very ease of use is excellent.

In addition, a movable paper guide is installed on the top cover,
Since the continuous form paper can be discharged smoothly, there is an advantage that the functionality of the continuous form paper supply / discharge is improved.

Further, when the continuous form paper is not used, the continuous form paper discharge paper opening 18 is closed by the movable paper guide 19, so that the noise of the printer is not propagated to the outside and the quietness of the office is maintained. Can contribute to.

[Effect of device]

As described above, in the soundproof cover according to the present invention, the continuous paper can be smoothly discharged by adjusting the mounting position of the movable paper guide according to the number of hoppers installed in the automatic paper feeder. Therefore, the soundproof cover of one type can be shared.

[Brief description of drawings]

FIG. 1 is an explanatory view showing the entire structure of a soundproof cover for a printer showing an embodiment of the present invention, FIG. 2 is an explanatory view showing a state in which a movable paper guide used in the present invention is attached to a top cover, and FIG. 5 to 5 are explanatory views showing the feeding / discharging path of continuous form paper when the setting position of the movable paper guide is changed when the number of hoppers is 1, 2, and 3, and FIG. 6 is automatic. FIG. 7 is a structural explanatory view showing a conventional example of a soundproof cover having one type of hopper of a sheet feeding device, and FIG. 7 is a structural explanatory view showing a conventional example of a soundproof cover having three types of hoppers of an automatic sheet feeding device. In the figure, 10 ... Printer device, 11 ... Automatic paper feeding device, 12, 13, 14 ...
… Hopper, 15 …… Lower cover, 16 …… Top cover, 17 …… Top cover, 18 …… Continuous paper ejection opening, 19 …… Movable paper guide, 20 …… Engagement pin, 21, 22 , 23 …… receiving groove, 24…
… Hook, 25… It is continuous paper.

Claims (1)

[Scope of utility model registration request] 1. An automatic paper feeder (11) on the upper surface of the printer body.
The printer (10) provided with the soundproof cover (17) is provided to cover the outer peripheral portion of the printer (10), and the continuous paper discharge opening (18) is formed on the rear surface of the soundproof cover (17). ) Behind the hopper (12,13,14), the installation position can be appropriately changed according to the number of hoppers (12,13,14) installed, and functions as a guide for ejecting continuous paper. Movable paper guide (1
A soundproof cover for a printer, characterized in that 9) is installed on the soundproof cover (17).