JPH01133831A - Recording device - Google Patents

Abstract

PURPOSE:To promote the compactness of a device by integrally juxtaposing a paper feed unit, which provides the second cassette mounting part and the second supplying means, and a discharge paper inversely storing stack unit in the bottom part of a recording device main unit. CONSTITUTION:Feeding paper 100 sheet by sheet by a pick roller 38 from inside a cassette 35, the paper 100 is recorded in a recording means 39 and inversely stored in a stack unit 34 by an inverting discharge means 40. While paper in the second cassette 36, mounted to the second cassette mounting part 53, is supplied to the recording means 39 by the second supplying means 54, and the paper 100, finishing recording, is similarly inversely stored in the stack unit 34. A paper feed unit 33, providing these second cassette mounting part 53 and second supplying means 54, and the stack unit 34 are integrally juxtaposed in the bottom part of a recording device main unit 32. Thus dual paper feed and inverting stack functions can be compactly constituted.

Description

[Detailed Description of the Invention] [Summary] The present invention relates to a recording device that is capable of dual paper feeding and that outputs recorded paper by inverting it, and can be freely installed without the need for a special stand or the like. The present invention aims to provide a cassette mounting unit for mounting a cassette, a first supply means for supplying paper stored in the mounted cassette to a paper feeding position, and A second cassette mounting part for mounting a second cassette and a second cassette mounting section for mounting the second cassette are provided at the lower part of the main body of the recording device, which is equipped with a recording means for continuously conveying the paper supplied to the paper feeding position and recording on the paper. A paper feeding unit including a second supply means for supplying paper to the paper feeding position and a stack unit for reversing and storing paper ejected from the recording apparatus main body are integrated and arranged side by side. .

[Industrial Application Field] - The present invention relates to a recording device that is capable of dual paper feeding and that discharges recorded paper after it is reversed.

In recording devices such as transfer printers that use cut paper, there is a strong demand for a dual paper feeding system and an inverted stacking system, but an important issue for recording devices that have both of these systems is to make the device more compact.

[Conventional technology]

The structures of conventional printers of various types are shown in FIGS. 2 to 4.

The printer (recording device) 1 in FIG. 2 is of a dual paper feeding type, and in the figure, 2 is the printer main body, 3 is a cassette, and 4 is a second cassette. The printer main body 2 includes a cassette mounting section 5 for mounting a cassette 3, a means (not shown) for feeding the paper stored in the mounted cassette 3, recording on the paper, and ejecting the paper, and stacking the ejected paper. It is equipped with a tray 6. The second cassette 4 is attached to a mounting portion 8 of a paper feed unit 7 provided on the lower right side of the printer main body 2, and the paper stored in the second cassette 4 is placed in a pick (not shown) provided in the paper feed unit 7. The paper is fed out by a supply means such as a roller and sent to the paper feeding position (a), joins the paper transport path fed from the cassette 3, and is transported to the recording section. Paper is selectively fed out from each of these cassettes, and the paper on which recording has been completed is discharged onto the tray 6.

The printers shown in FIG. 3.4 are all of the inverted stack type, and their configuration 2 functions are as follows.

The printer (recording device) 11 in FIG.
2 is provided with a cassette mounting section 13 and a reversing stacker 14, and the cassette mounting section 13 is provided with a cassette 1
5 is installed. Feeding out the paper stored in the cassette 15 and recording on the paper are performed in the same manner as in the previous example, and the paper 100 that has been recorded is given a transporting force by the roller 16 and is reversed by the paper guide 17 and placed in the reversing stacker 10 as shown in the figure. stacked inside. This type of inversion stack mechanism is shown, for example, in FIG. 3 of Japanese Patent Application Laid-Open No. 61-27868 (published on February 7, 1986).

Further, the printer (recording device) 21 shown in FIG. The cassette 27 is installed. The paper that has been fed out of the cassette 27 and has been recorded is reversely discharged onto the tray 25.

[Problem that the invention seeks to solve]

Each of these conventional printers has the following drawbacks.

In the case of Figure 2; The space 8 at the bottom left side of the printer body 2 is wasted.

Moreover, the tray 6 protrudes outward and becomes an obstruction, increasing the space required for installation.

In the case of FIG. 3: Since the reversing stacker 14 protrudes 7 below the printer main body 12, a table (or a dedicated stand) 18 is required.

In the case of FIG. 4; the tray 25 protruding outward becomes an obstruction and increases the space required for installation.

Therefore, in a printer that uses both the dual paper feeding method and the inverted stacking method, measures are required to solve these drawbacks.

SUMMARY OF THE INVENTION An object of the present invention is to provide a recording device that can be freely installed without requiring a special stand or the like and can be made compact.

[Means for solving problems]

In the present invention, there is provided a cassette mounting section for mounting a cassette, a first supply means for supplying the paper stored in the mounted cassette to a paper feeding position, and a first feeding means for continuously transporting the paper supplied to the paper feeding position. A second cassette mounting part for mounting a second cassette is provided at the lower part of the main body of the recording device, and the paper storage paper of the second cassette is placed at the paper feeding position. A paper feeding unit equipped with a second supply means and a stack unit for reversing and storing paper discharged from the recording apparatus are integrated and arranged side by side.

[For production]

The recording means performs recording on the paper supplied from the cassette to the paper feeding position by the first supply means such as a pick roller, and after the recording is completed, the paper is ejected from the recording apparatus main body and reversed to the stack unit. It will be stored.

Further, the paper stored in the second cassette installed in the second cassette mounting section is supplied to the paper feeding position by the second supply means, and the paper that has completed the same recording as described above is reversed and stored in the stack unit. Ru.

Note that paper feeding from each unit is selectively performed in accordance with requests.

The paper feed unit equipped with the second cassette mounting section and the second supply means, and the stack unit for reversing and storing ejected paper are arranged side by side as an integrated unit in the lower part of the recording apparatus main body, and moreover, Since there is no tray that protrudes outward as in the case of , the device is made more compact. Moreover, it can be freely installed on a table or the like without requiring a special stand or the like.

〔Example〕

The invention will now be described in detail with reference to FIG.

FIG. 1 shows a recording device (transfer printer) 31 according to the present invention.
32 is a side view showing the structure of the recording device;
3 is a paper feeding unit, 34 is a stack unit, 35 is a cassette, and 36 is a second cassette.

The recording device main body 32 includes a cassette mounting section 37 for mounting a cassette 35, and a first supply means (in this example, a pink roller) that supplies the paper stored in the mounted cassette 35 to a paper feeding position (B). (showing what was used) 38 and
A recording means 39 is provided for continuously conveying the paper supplied to the paper feeding position (b) and recording on the paper. The recording means 39 includes a photosensitive drum 4 that rotates clockwise during recording.
1, a pre-charger 42, an exposure device 43, a developer 44,
The transfer device 45, the fixing device 46, the static eliminator 47, and the cleaner 48 transport the paper fed to the paper feed position (b) (details will be described later) through the transfer position c) and the fixing position (d). This is a well-known mechanism consisting of a transport mechanism 49. .

The paper feeding unit 33 is provided on the lower right side of the recording apparatus main body 32, and includes a second cassette mounting section 53 for mounting the second cassette 36, and a paper feeding position ( b) a second supply means (this example uses a pick roller or the like) 54;

The stacking unit 34 includes a reversing ejecting means 40 including ejecting rollers 50, 51 and paper guides 52, a stack box 55 for stacking sheets 100 ejected by the reversing ejecting means 40 in a substantially horizontal state, and the stacking box. A take-out port 56 is provided for taking out the paper 100 stacked on the paper 55. This stack unit 3
4 is a supply unit 3 located on the left side of the lower part of the recording device main body 32.
It is placed side by side with 3 as one unit.

The recording apparatus according to the present invention is configured as described above, and its operation will be explained next.

When using the paper stored in the cassette 35, the first supply means 3
8 to feed out the paper and feed it to the paper feed position (B). Thereafter, the paper is transported by the transport mechanism 49 through a transfer position (c) and a fixing position (d). On the other hand, the surface of the photosensitive drum 410, which rotates in synchronization with the paper feeding operation, is uniformly charged by a front charger 42, and an exposure device 43
A latent image corresponding to the recorded image is formed. This latent image is developed by a developing device 44 to become a toner image, and the toner image is transferred by a transfer device 45 onto a sheet of paper being conveyed at a transfer position (c). Thereafter, the toner image is fixed by the fixing device 46 at the fixing position (d), and the paper that has completed the fixing and is ejected by the paper ejection roller 53 is sent forward by the ejection roller 50 and reversed by the paper guide 52. , and are discharged onto the stack box 55 by the discharge rollers 51.

The ejection rollers 50 and 51 may be driven by their own motors, or may be driven by the ejection rollers 53 on the recording apparatus main body 32 side.

When using the paper stored in the second cassette 36, the second supply means 54 is operated to supply the paper to the paper feeding position. Thereafter, recording on paper and ejection of the recording paper are performed by means similar to those described above.

In a recording apparatus having such a configuration and operation, the paper feeding unit 33 and the stacking unit 34 are connected to the recording apparatus main body 32.
The trays are arranged side by side as an integrated unit at the bottom of the tray, and there is no tray that protrudes outward as in the conventional case, so the device can be made compact. Furthermore, it can be freely installed and used on a table or the like without requiring a special stand or the like.

Further, when the second cassette and the reversing section are not used, only the recording apparatus main body 32 can be used independently.

〔Effect of the invention〕

As described above, according to the present invention, it is possible to achieve the following various excellent effects.

(1) It has dual paper feeding function and reverse stacking function.

(2) The device can be made more compact and the installation space can be reduced.

(3) It can be freely installed and used on a table or the like without requiring a special stand or the like.

[Brief explanation of the drawing]

Fig. 1 is a side view showing the structure of a recording device according to an embodiment of the present invention; Fig. 2 is a schematic illustration of the structure of a conventional dual paper feed type printer; Fig. 3 is a schematic illustration of the structure of a conventional inverted stack type printer. 4 is an explanatory diagram of the structure of another conventional inverted stack type printer. In the figure, 31 is a recording device, 32 is a recording device main body, 33 is a paper feed unit, 34 is a stack unit, 35 is a cassette, 36 is a second cassette, 37 is a cassette mounting section, 38 is a first supply means, 39 is a recording means, 40 is a reversing discharge means, 53 is a second cassette mounting section, 54 is a second supply means, 100 is a paper sheet , +A (b) is a paper feeding device.

Claims (1)

[Claims] The cassette mounting part (35) for mounting the cassette (35)
7), a first supply means (38) that supplies the paper stored in the installed cassette (35) to the paper feed position (B), and a first supply means (38) that continues to transport the paper that has been supplied to the paper feed position (B). A second cassette mounting part (53) for mounting a second cassette (36) and a second cassette mounting part (53) for mounting the second cassette (36) are installed at the bottom of the recording device main body (32) equipped with a recording means (39) for recording on the paper. A paper feed unit (33) equipped with a second supply means (54) for supplying the paper stored in the second cassette (36) to the paper feed position (B), and A recording apparatus characterized in that a stack unit (34) for inverting and storing sheets of paper is arranged side by side as an integral unit.