JPH07295316A - Optional device-attaching equipment - Google Patents

Abstract

PURPOSE:To prevent a situation that a main body does not look nice because the mounting hole of an outside cover is seen when an optional device is not attached without increasing the number of parts, in an optional device-attaching equipment. CONSTITUTION:When the internal equipment of an equipment main body is covered by the outside cover 11, a boss part 20 entering between the frame 25 of the internal equipment and the cover 11 is provided to be projected inwardly on the cover 11, and a non through-hole 21 is formed on the boss part 20. Meanwhile, a screw hole 26 is formed at a position corresponding to the non through-hole 21 on the frame 25. At the time of attaching the optional device, an attached tapping screw (boring part) is inserted in the hole 21 so as to bore the mounting hole on a bottom part 20a. Thereafter, the internal equipment is covered with the outside cover 11 and the mounting hole is allowed to correspond to the screw hole 26 of the frame 25, then an attaching screw is inserted through the mounting hole and screwed in the screw hole 26, so that the optional device is attached to the equipment main body by using the attaching screw.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a printer, a copying machine,
The present invention can be applied to office equipment such as facsimiles and household electric appliances such as personal copying machines and facsimiles. More specifically, the present invention relates to an optional device mounting device that mounts an optional device such as a sorter on the outside of the main body of the device.

[0002]

2. Description of the Related Art Conventionally, in this type of optional equipment mounting equipment, an outer cover covering the internal equipment of the equipment body is provided with a mounting hole for mounting the optional equipment and corresponds to the mounting hole. In some cases, when a screw hole is provided in a frame of an internal device at a position and an optional device is mounted, a mounting screw is passed through the mounting hole and screwed into the screw hole of the frame, and the mounting device is used to mount the optional device to the device body.

However, the optional device mounting device has a drawback that when the optional device is not mounted, the mounting hole of the exterior cover is exposed, giving an unnatural appearance and not being good-looking. Therefore, among other conventional devices, there is a structure in which the blind hole cap is put on the attachment hole of the exterior cover when the optional device is not attached.

[0004]

However, in the conventional equipment for mounting the optional device, there is a problem that such a cap is required as a component and the cost is increased accordingly.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to prevent the appearance of the external cover from becoming unsightly when the optional device is not installed and the optional device is not installed without increasing the number of parts. To do.

[0006]

Therefore, in the equipment for mounting the option device of the present invention, the internal equipment of the equipment main body 10 is provided with a non-through hole 21 opening inward as shown in the following illustrated embodiments. An outer cover 11 to be covered, a frame 25 provided in the internal device of the device body 10 by providing a screw hole 26 at a position corresponding to the non-through hole 21 of the outer cover 11, and a sorter 30 in the device body 10. When mounting an optional device, before mounting the exterior cover 11 on the internal equipment of the equipment body 10, the mounting hole 50 is formed in the exterior cover 11 by passing through the non-through hole 21 and the bottom portion 20a thereof. Tapping screw 4
5, and a mounting screw 40 that is screwed into the screw hole 26 of the frame 25 through the mounting hole 50 formed by the drilled component and that mounts the optional device to the device body 10. Is characterized by.

According to a second aspect of the present invention, for example, as shown in the following illustrated embodiment, in the optional device attachment device according to the first aspect, the internal cover of the device main body 10 is covered with the outer cover 11. At this time, a boss portion 20 which is inserted between the frame 25 and the frame 25 is provided so as to project inwardly on the exterior cover 11, and the non-through hole 21 is formed in the boss portion 20.

According to a third aspect of the present invention, for example, as shown in the following illustrated embodiment, in the optional device attachment device according to the first aspect, the non-through hole 21 is inserted through the attachment hole 50. The mounting screw 40 has a hole diameter D for guiding the mounting screw 40 to the screw hole 26 of the frame 25.

[0009]

When the optional device is attached to the device body 10, the perforated part is inserted into the non-through hole 21 provided in the exterior cover 11 of the device body 10 to open the attachment hole 50 in the bottom portion 20a, and then the device is opened. The internal device of the main body 10 is covered with the exterior cover 11 so that the mounting holes 50 correspond to the screw holes 26 of the frame 25, the mounting screws 40 are passed through the mounting holes 50 and screwed into the screw holes 26, and the mounting screws 40 are used. An optional device is attached to the device body 10. For example, the bracket 35 is attached to the device body 10 using the mounting screws 40, and the optional device is attached by being hooked on the bracket 35, and the option device is attached to the device body 10.

According to the second aspect, the device body 10
When the external device 11 is covered with the exterior cover 11, the boss portion 20 provided on the external cover 11 has the frame 25 of the internal device.
And the mounting screw 40 inserted through the mounting hole 50 is guided to the screw hole 26 of the frame 25.

According to the third aspect, the mounting screw 40 inserted through the mounting hole 50 is guided by the non-through hole 21 and guided to the screw hole 26 of the frame 25.

[0012]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 5 shows a copying machine as an embodiment of the optional device mounting apparatus of the present invention, a sorter of the optional device, and a bracket for mounting the sorter on the copying machine.

Reference numeral 10 in the drawing denotes the main body of the copying machine.
The device main body 10 covers internal devices (not shown) with an exterior cover 11 made of resin, for example, and is provided with a plurality of paper feed cassettes 12 that can be freely taken in and out from the front operation side. And
A document retainer 13 for retaining a copy document is provided on the upper surface side so as to be openable and closable, and an operation panel 14 is provided on the front side thereof. Thus, the recording sheet discharge port 15 is provided on one side.

By the way, the device body 10 has a discharge port 1
5 at the position on the left lateral side in FIG. 5 (indicated by reference numeral b),
A boss portion (not shown in FIG. 5) is formed on the inner surface of the outer cover 11.
For example, two are provided. As shown by reference numeral 20 in FIG. 1, the boss portion has a cylindrical shape protruding toward the frame 25 provided in the above-mentioned internal equipment, and the non-through hole 2 opening inward.
1 is formed. Further, the central portion of the bottom portion 20a of the boss portion 20 is formed thin, and the thickness of the exterior cover 11 thereat is relatively thin, for example, 0.2 mm to 1.5 mm.

On the other hand, the frame 25 is provided with screw holes 26 at positions corresponding to the non-through holes 21 of each boss 20.

By the way, the sorter described above is shown in FIG.
As shown by 0, a plurality of paper discharge trays 31 are provided so as to be stacked in multiple stages. The above-mentioned bracket, as indicated by reference numeral 35 in FIG.
a through hole 3 into which the two mounting screws 40 are respectively inserted
6 is provided. Further, the bent portions 35b at both ends are provided with hooking pins 37 which both project upward.

By the way, the sorter 30 is installed in the device main body 10
2, the attached perforated part, for example, a tapping screw 45 is inserted into the non-through hole 21 of the exterior cover 11, and is screwed into the inner periphery of the hole while being screwed to break through the bottom portion 20a. A mounting hole 50 as shown in FIG. Then, the outer cover 11 is put on the internal device. Then, as shown in FIG. 4, the boss portion 20 enters between the frame 25 and the screw hole 26 of the frame 25 and the mounting hole 50 correspond to each other. And the mounting screw 40
Through the through hole 36 of the bracket 35, and then the mounting hole 5
0 into the screw hole 26, and the bracket 35 is screwed to the outer cover 11 at position b in FIG. After that, the sorter 30 is temporarily lifted and lowered from the top, and the latch pin 37 is engaged with a latch hole (not shown) provided in the sorter 30. Then, the sorter 30 is rotatably hooked to the bracket 35 around the hooking pin 37 to be attached to the device body 10, and at the position c on the opposite side with the position b and the discharge port 15 sandwiched therebetween, as shown in the drawing. It is locked by the omitted locking means and attached to the device body 10.

By the way, in the illustrated embodiment described above, FIG.
As shown in FIG.
It is assumed that the mounting screw 40 inserted through 0 is a hole diameter D for guiding the mounting screw 40 to the screw hole 26 of the frame 25. As a result, the mounting screw 40 can be smoothly guided to the screw hole 26 without rattling in the non-through hole 21.

Further, in the above-described illustrated embodiment, for example, the boss portion 20 is formed at such a height that the tip of the boss portion 20 contacts the frame 25 when the outer cover 11 is put on the internal equipment. This can prevent the exterior cover 11 from bending inward when the bracket 35 is attached.

In the illustrated embodiment described above, the tapping screw 45 is used as the perforating component, but the present invention is not limited to this, and another perforating component such as an accessory drill may be used.

[0021]

According to the present invention, therefore, the mounting hole is not formed in the outer cover when the optional device is not mounted, when the mounting hole is attached to the outer cover with the attached punching component for the first time. Therefore, it is possible to prevent the mounting hole of the exterior cover from being visible and the appearance not being bad when the optional device is not mounted without increasing the number of parts as in the conventional case.

According to the second and third aspects,
When the optional device is attached using the attaching screw, the attaching screw inserted through the attaching hole of the exterior cover can be guided into the boss portion or the non-through hole and easily screwed into the screw hole of the frame.

[Brief description of drawings]

FIG. 1 is a partial vertical sectional view showing a mounting portion of a mounting screw in an optional device mounting device according to an embodiment of the present invention.

FIG. 2 is a cross-sectional view illustrating that a tapping screw is inserted into a non-through hole of a boss portion to open a mounting hole before the outer cover of the optional device mounting device is covered.

FIG. 3 is a cross-sectional view of an exterior cover with its mounting hole opened.

FIG. 4 is a cross-sectional view illustrating that a mounting screw is screwed into a screw hole of a frame from the mounting hole through a non-through hole to mount the bracket to the exterior cover.

FIG. 5 is an exploded perspective view showing the copying machine, the sorter, and the bracket for mounting the sorter on the copying machine.

[Explanation of reference numerals] 10 device body 11 exterior cover 20 boss 20a bottom of boss 21 non-through hole 25 frame 26 screw hole 30 sorter (optional device) 40 mounting screw 45 tapping screw (piercing part) 50 mounting hole D non-through Hole diameter

Claims (3)

[Claims] 1. An exterior cover which is provided with a non-through hole that opens inward and covers the internal equipment of the equipment body, and a screw hole is provided in the exterior cover at a position corresponding to the non-through hole of the equipment body. When attaching an optional device to the frame provided to the internal device and the device body, before covering the internal device of the device body with the exterior cover, pass through the non-penetrating hole and penetrate the bottom part to attach to the exterior cover. An optional device attachment device, comprising: an accessory perforated component for forming a hole; and an attachment screw that is screwed into a screw hole of the frame through the attachment hole formed by the perforated component and that attaches the optional device to the device body. 2. A boss portion, which is inserted into a space between the frame and the frame when the internal device of the device body is covered with the exterior cover, is provided so as to project inwardly on the exterior cover, and the non-through hole is formed in the boss portion. The optional device attachment device according to claim 1, wherein 3. The optional device mounting device according to claim 1, wherein the non-through hole has a hole diameter for guiding the mounting screw inserted through the mounting hole to a screw hole of the frame.