JPH0890874A - Tilt adjustment device for image forming apparatus - Google Patents

Abstract

(57) [Summary] [Object] To provide an apparatus capable of detecting the amount of tilt of an image forming apparatus and adjusting the tilt with a simple configuration and at the same time minimizing cost increase as compared with the conventional apparatus. The purpose is to A horizontal reference member 3 is attached to the exterior cover-2 of the image forming apparatus main body 1. For the exterior cover-2,
A flexible cord or wire 4 extending in the vertical direction is attached by an adhesive tape 5 at one end thereof so as to pass through the vertical vertex of the horizontal reference member 3, and the other end is attached to the exterior cover-2. In contrast, it is in a free state, and a weight 6 is attached to the lower end thereof. An inclination amount display scale 7 for displaying the inclination amount of the image forming apparatus is printed at a position facing the lower end of the string 4 of the exterior cover-2. Further, four leg members 8 serving as inclination adjusting means which also serve as leg members of the apparatus are provided on the bottom square of the image forming apparatus main body 1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an image forming apparatus such as a copying apparatus, a facsimile apparatus, a printer apparatus or the like for recording an image corresponding to an input image on a recording medium such as a recording paper, and more particularly to a tilt amount of the image forming apparatus. The present invention relates to a tilt amount adjusting device for detecting a tilt and adjusting the tilt.

[0002]

2. Description of the Related Art In an image forming apparatus for recording an image corresponding to an input image on recording paper, it is necessary to install the image forming apparatus in a horizontal state with respect to an installation surface such as a floor. Needless to say, it is necessary to obtain a high quality recorded image. Therefore, in order to detect the amount of inclination with respect to the installation surface of the image forming apparatus, as described in Japanese Utility Model Laid-Open No. 63-39615, a plurality of resistors are arranged in a container and a conductive liquid is filled to a predetermined height. There is known a device in which an inclinometer is provided in the image forming apparatus and the tilt amount of the image forming apparatus is calculated based on the calculation result of the inclinometer.

[0003]

However, in the above-mentioned prior art, in order to detect the tilt amount, a conductive liquid, an inclinometer incorporating an electronic component for calculating the tilt amount, etc. are used. , The cost is unavoidable. The present invention eliminates the above-mentioned drawbacks of the prior art, detects the tilt amount of the image forming apparatus with a simple configuration, and can adjust the tilt, and at the same time, minimized the cost increase compared to the prior art. The purpose is to provide a device.

[0004]

To achieve the above object, in the invention of claim 1, one end is mounted above one side surface of the image forming apparatus main body, and the other end is located below the image forming apparatus. Further, it is provided at a position facing a vertically extending member of the image forming apparatus main body, which is in a free state with respect to the image forming apparatus main body, and the other end of the vertically extending member of one side surface of the image forming apparatus main body. 3. An inclination amount display section for displaying an inclination amount of the image forming apparatus main body in cooperation with the other end, and an inclination adjusting means for adjusting the inclination of the image forming apparatus main body. In the invention described above, a horizontal reference member that is provided above the side surface of the image forming apparatus main body and positions the member extending in the vertical direction on one side surface of the image forming apparatus main body is provided. Item 3 In the mounting of the invention, the image forming apparatus main body one side is the exterior cover of the image forming apparatus - is characterized in that it is.

[0005]

When the image forming apparatus main body is installed so as to be inclined with respect to the installation surface, the member extending in the vertical direction is inclined in the direction corresponding to the inclination. The tilt amount of the image forming apparatus is indicated by the cooperation of the other end of the member extending in the vertical direction and the tilt amount display portion provided at a position facing the other end. If the tilt adjusting means adjusts so as to cancel the tilt amount, the image forming apparatus can be installed horizontally to the installation surface.

[0006]

FIG. 1 is a perspective view of an image forming apparatus showing an embodiment of the present invention. In FIG. 1, reference numeral 1 denotes an image forming apparatus main body, and inside the image forming apparatus main body 1, a well-known electrophotographic process means for recording an input image on recording paper is housed. On the outer cover 2 of the image forming apparatus main body 1, a horizontal reference member 3 having an inverted triangular shape is attached on the upper part thereof. This horizontal reference member is attached to the exterior cover so that the line connecting the vertical vertex and the horizontal display scale described later is perpendicular to this installation surface when the image forming apparatus is installed horizontally. Has been. Then, when the image forming apparatus is installed in a horizontal state on the exterior cover-2,
A flexible string or wire 4 as a member extending in the vertical direction passes through the apex of the horizontal reference member 3 in the vertical direction.
It is attached in advance by the adhesive tape 5. String 4
Is in a free state with respect to the exterior cover-2 except the above-mentioned one end which is attached, and a weight 6 is attached to the lower end thereof. Further, a tilt amount display scale 7 as a tilt amount display portion is printed at a position facing the lower end of the string 4 of the exterior cover-2. The inclination amount display scale 7 includes a horizontal display scale 7a indicating that the image forming apparatus is set in a horizontal state and an inclination amount such that the image forming apparatus is not in a horizontal state but does not hinder image formation. And a non-permissible display scale 7c representing a state where the permissible tilt amount is deviated. On the bottom square of the image forming apparatus main body 1, there are provided four leg members 8 as tilt adjusting means which also serve as leg members of the apparatus.

As shown in FIG. 2, the leg member 8 has a male screw 11 that is screwed into a female screw 10 fixed to a base member 9 that constitutes the bottom surface of the image forming apparatus, and is located at the lower end of the male screw 11. , A spanner engaging portion 12 that engages with a jig such as a spanner for rotating the male screw 11 to adjust the height, and a seat surface 13 that sits on the floor.

Then, an installer such as a serviceman installs the image forming apparatus. When the image forming apparatus is installed in a tilted state, for example, when the back side of the image forming apparatus is higher than the front side as seen in FIG. 1, the string 4 tilts to the front side as shown in FIG. The installer rotates the spanner engaging portion 12 of the leg member 8 to adjust the height of the leg member 8 so that the string 4 passes through the allowable display scale 7b of the display scale 7a. As a result, the inclination of the image forming apparatus can be adjusted and the image forming apparatus can be installed horizontally. After adjusting the inclination,
If the cord 5 is removed and the string 6 is removed, the appearance of the image forming apparatus will not be spoiled.

FIG. 3 shows another embodiment of the horizontal reference member, which is configured as a V-shaped positioning member 14. In the embodiment of FIG. 1, this string 4 is arranged so that it passes through the inverted triangular vertices of the horizontal reference member 3.
Was attached to the exterior cover-2, but in this embodiment, the string 4 is attached.
Should pass through the V-shaped top of the V-shaped positioning member 14 and be fixed to the exterior cover-2 in that state, and the operability for attaching the string 4 to the exterior cover-2 is improved.

FIG. 4 shows another embodiment of the horizontal reference member and the member extending in the vertical direction. As the horizontal reference member,
Cylindrical projections 15 are planted in the exterior cover-2. At one end of the thin plate 16 as a member extending in the vertical direction,
A hole 17 is drilled to engage the cylindrical protrusion 15. The other end of the thin plate 16 is processed so that its tip has a vertex. On the exterior cover-2, a tilt amount display scale 7 is printed at a position facing the apex of the thin plate 16. Then, the apex of the thin plate 16 indicates a position corresponding to the tilt state of the image forming apparatus, and the tilt amount of the image forming apparatus is detected.

Instead of the horizontal reference member shown in FIG. 4, a screw hole 18 is provided in the outer cover 2 as shown in FIG.
The thin plate 16 as a member extending in the vertical direction may be attached by a screw 19 that is screwed with the screw 8.

FIG. 6 shows a state in which the caster 20 is attached to the bottom surface of the image forming apparatus main body 1 together with the leg member 8 as the inclination adjusting means.

In this embodiment, the inclination adjusting means is
The leg member 8 on the bottom surface of the main body of the image forming apparatus has been described as an example, but as disclosed in Japanese Utility Model Publication No. 55-133850.
A member whose height can be changed by a screw action may be provided at a position of the image forming apparatus mounting base that matches the leg member of the image forming apparatus, and the inclination of the image forming apparatus main body 1 may be adjusted by this.

As described above, according to the present invention, the inclination when the image forming apparatus is installed can be detected and adjusted with a simple structure, and the cost increase due to the inclination detection can be minimized. be able to. Further, since the image forming apparatus can be installed in a horizontal state, it is possible to prevent the life of the apparatus from being unnecessarily shortened and obtain a high quality recorded image. Further, by providing the horizontal reference member for positioning the member extending in the vertical direction, the operability in detecting the amount of tilt is improved. Furthermore, since the inclination detecting means is attached to the exterior cover of the image forming apparatus,
It is easy to confirm the amount of tilt of the image forming apparatus.

[Brief description of drawings]

FIG. 1 is a perspective view of an image forming apparatus that is an embodiment of the present invention.

FIG. 2 is a sectional view of an inclination adjusting means that is an embodiment of the present invention.

FIG. 3 is a perspective view of another embodiment of the horizontal reference member of the present invention.

FIG. 4 is a perspective view of another embodiment of the tilt detection mechanism of the present invention.

FIG. 5 is a perspective view of another embodiment of the tilt detecting mechanism of the present invention.

FIG. 6 is a sectional view showing an embodiment of the present invention.

[Explanation of symbols]

 1 Image forming apparatus main body 2 Exterior cover 3 Horizontal reference member 4 String or wire 7 Tilt amount display scale 8 Leg member 14 V-shaped positioning member 16 Thin plate

Claims (3)

[Claims] 1. A vertical body of an image forming apparatus main body, one end of which is attached above one side surface of the image forming apparatus main body, and the other end of which is located below the image forming apparatus main body and which is free from the image forming apparatus main body. A member that extends in a direction and a position that is provided at a position opposite to the other end of the one side surface of the image forming apparatus main body that extends in the vertical direction and that cooperates with the other end to display an inclination amount of the image forming apparatus main body. A tilt amount adjusting device for an image forming apparatus, comprising: a quantity display unit; and tilt adjusting means for adjusting the tilt of the image forming apparatus body. 2. A horizontal reference member, which is provided above the side surface of the image forming apparatus main body and positions the member extending in the vertical direction on one side surface of the image forming apparatus main body. Of the tilt amount of the image forming apparatus. 3. The tilt adjusting device for an image forming apparatus according to claim 1, wherein one side surface of the image forming apparatus main body is an exterior cover of the image forming apparatus.