JPH05297774A - Discharged toner recovering device for image forming device - Google Patents

Abstract

PURPOSE:To facilitate alignment and to prevent breakage by providing the discharging part of a discharged toner feeding member and the receiving part of a discharged toner storage device so that they may face in a state where they are not superposed near the bonding part of a device main body and a platen. CONSTITUTION:The discharged toner feeding member 6 is constituted of a pipe, and a coupling part is provided near the bonding part of the image forming device main body 1 and the platen 9 to divide the discharging part 11 and the receiving part 12. The discharging part 11 is provided on the device main body 1 side and the face of the discharging port at its lower end is arranged upper than the lowermost face of a rubber leg 7. Namely, the discharging part 11 and the receiving part 12 are constituted so as not to be superposed in the case of placing the device main body 1 at a specified position on the platen 9 and then disposed at a position where they are faced. The discharging part 11 does not project from the lowermost face of the device main body 1 and the part of the discharging part 11 projecting to the outside of the main body does not become a hindrance when the devices are packed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a waste toner collecting device for an image forming apparatus using an electrophotographic process.

[0002]

2. Description of the Related Art An image forming apparatus using a conventional electrophotographic process has an image forming apparatus main body 1 and a mounting table 9 for mounting the same, and a waste toner collecting device 2 of the image forming apparatus is
As shown in FIGS. 3 and 4, the toner remaining on the image carrier (not shown) is scraped off by a cleaning blade (not shown), and is conveyed by a conveying auger 4 as a waste toner conveying means provided below the cleaning blade. hand,
The toner is discharged from the discharge port of the waste toner conveying member 6 provided at the bottom end of the casing 5 of the cleaning device 3, and the discharge portion
11 and a receiving portion of the waste toner container 10 installed on the mounting table 9.
12 and 12 are arranged so as to overlap with each other to accommodate the waste toner. Reference numeral 13 denotes a bottom plate of the image forming apparatus main body 1, and 14 denotes a top plate of the mounting table 9.

[0003]

In the waste toner collecting device of the image forming apparatus as described above, the discharge portion of the waste toner conveying member and the receiving portion of the waste toner container are arranged so as to overlap with each other. Since the waste toner is connected so as not to scatter inside and outside the device during use, when the image forming apparatus main body 1 is mounted on the mounting table, the workability of aligning the both is poor, and the waste toner container is mounted. If you do not pay attention to such things as removing it from the stand, the discharge part and the receiving part will be damaged, and when the image forming apparatus main body is packed separately, the waste toner conveying member cannot be stored easily There is a problem that it is difficult.

Therefore, an object of the present invention is that the workability of aligning the waste toner conveying member and the receiving port of the waste toner container is good, and the connecting portion is not damaged during mounting, so that the inside and outside of the device can be used during use. Another object of the present invention is to provide a waste toner collecting device for an image forming apparatus in which the waste toner does not scatter and the waste toner conveying member can be easily stored when the image forming apparatus main body is packaged alone.

[0005]

In order to achieve the above-mentioned object, the present invention provides a cleaning means for removing the toner remaining on the image bearing member, and the cleaning means for removing the toner. An image forming apparatus main body having a cleaning device having a conveying auger for conveying the waste toner and a waste toner conveying member for conveying the waste toner discharged from the cleaning device to another place, and the image forming apparatus main body In the image forming apparatus configured with the mounting table, the mounting table is provided with a container for storing the waste toner, and in the vicinity of the joint between the image forming apparatus main body and the mounting table, the discharging section of the waste toner conveying member, The waste toner container is provided so as to face each other so as not to overlap the receiving portion of the waste toner container. According to the invention of claim 2, in the invention of claim 1, the discharge port surface of the waste toner conveying member is provided above the lowermost surface of the image forming apparatus main body. According to a third aspect of the present invention, in the first aspect of the present invention, a tubular shape is provided that is compressed by the image forming apparatus main body and the mounting table and seals a gap between the discharge portion of the waste toner conveying member and the receiving portion of the waste toner container. The elastic member is provided at the connecting portion between the discharge portion and the receiving portion.

[0006]

According to the present invention as described above, in the image forming apparatus as described above, the image forming apparatus is provided with a container for containing the waste toner in the image forming apparatus, and the image forming apparatus body and the image forming apparatus are provided. The image forming apparatus main body is mounted at a predetermined location on the mounting table so that the discharge portion of the waste toner conveying member and the receiving portion of the waste toner container do not overlap each other in the vicinity of the joining portion. When placed, the discharge part and the receiving part are connected without overlapping. According to a second aspect of the present invention, in the first aspect of the invention, the discharge port surface of the waste toner conveying member is provided above the lowermost surface of the image forming apparatus main body, and when the image forming apparatus main body is packed, the discharge section is It is protected and can be easily packaged, and when mounted, the discharge part and the receiving part can be easily attached to predetermined positions. According to a third aspect of the invention, in the first aspect of the invention, the image forming apparatus main body and the mounting table are compressed.
Since the cylindrical elastic member that seals the gap between the discharging portion of the waste toner conveying member and the receiving portion of the waste toner container is provided at the connecting portion between the discharging portion and the receiving portion, the discharging portion and the receiving portion are provided. Can be easily installed in place and there is no damage to the discharge part or the mouth part,
Waste toner does not scatter inside or outside the device during use.

[0007]

Embodiments of the present invention will be described below with reference to the accompanying drawings 1 and 2. In this embodiment shown in the drawings, the same parts as those of the conventional one are referred to by the same reference numerals and the description thereof will be omitted, and mainly different parts will be described.

In this embodiment, the waste toner carrying member 6
Uses a pipe. The waste toner conveying member 6 is provided with a connecting portion in the vicinity of the joint between the image forming apparatus main body 1 and the mounting table 9 and is divided into a discharging portion 11 and a receiving portion 12, and the discharging portion 11 is located on the image forming apparatus main body 1 side. The discharge port surface at the lower end is provided above the lowermost surface such as the rubber feet 7 provided on the image forming apparatus main body 1. Further, the receiving portion 12 is provided on the mounting table 9 side. With such a configuration, the discharging unit 11 does not protrude from the lowermost surface of the image forming apparatus main body 1, and the portion of the discharging unit 11 that is outside the main body when the image forming apparatus main body 1 is packed. Don't get in the way. Further, when the image forming apparatus main body 1 is placed at a predetermined position on the placing table 9, the discharging section 11 and the receiving section 12
They are arranged so that they do not overlap with each other, and are arranged at positions facing each other. The bottom plate 13 of the image forming apparatus main body 1 is provided with a plurality of rubber feet 7, and the top plate 14 of the mounting table 9 corresponds to the rubber feet 7 so that the image forming apparatus main body 1 is mounted at a predetermined position. A recess 15 into which the rubber foot 7 is fitted is provided at the position. When mounting the image forming apparatus body 1 on the mounting table 9, the recess 15
The image forming apparatus main body 1 is mounted on the mounting table 9 by fitting the rubber feet 7 to the
You can put it in. At this time, the discharge part 11 and the receiving part 12 do not collide with each other or mesh with each other, and they are not damaged. Further, the length of the rubber foot 7 is made longer than the depth of the recess 15 so that when the image forming apparatus main body 1 is placed at a predetermined position on the placing table 9, a gap is formed between the bottom plate 13 and the top plate 14. It is like this.

In this embodiment, a cylindrical elastic seal member 8 such as sponge or rubber is attached to the outer wall surface of the discharge portion 11. The elastic seal member 8 may be provided not only in the discharge portion 11 but also in the receiving portion 12 or both of them. The elastic seal member 8 is sandwiched between the bottom plate 13 of the image forming apparatus body 1 and the top plate 14 of the placing table 9 and compressed when the image forming apparatus body 1 is placed at a predetermined position of the placing table 9. With a different thickness, the gap between the discharge section 11 and the receiving section 12 is sealed to prevent the waste toner from scattering inside and outside the machine body, and the image forming apparatus main body 1 is mounted on the mounting table 9. In doing so, the troublesomeness of strictly aligning the discharge portion 11 and the receiving portion 12 is eliminated.

[0010]

The present invention is as described above, and the invention of claim 1 is a cleaning means for removing the toner remaining on the image carrier, and a transport auger for transporting the removed waste toner. And an image forming apparatus main body having a waste toner conveying member for conveying the waste toner discharged from the cleaning apparatus to another place, and a mounting table for mounting the image forming apparatus main body. In the image forming apparatus, a container for accommodating the waste toner is provided in the mounting table, and the discharge portion of the waste toner conveying member and the receiving portion of the waste toner container are provided in the vicinity of the joint between the image forming apparatus main body and the mounting table. Are placed facing each other so that they do not overlap with each other, and when the image forming apparatus main body is mounted on the mounting table, it is easy to align the discharge section and the receiving section and prevent them from being damaged. , Image forming apparatus When packing the body, it is easy to process the waste toner conveying member, there is an effect that the workability is improved. According to the invention of claim 2, in the invention of claim 1,
The discharge port surface of the waste toner conveying member is provided above the lowermost surface of the image forming apparatus main body, and the discharge section is protected to facilitate packing, and when the image forming apparatus main body is placed on the mounting table. The advantages are that the discharge unit and the receiving unit can be easily aligned with each other, and damage to the discharge unit and the receiving unit can be prevented.
According to a third aspect of the present invention, in the first aspect of the present invention, a cylindrical elastic member that is compressed by the image forming apparatus main body and the mounting table and seals a gap between the discharging portion of the waste toner conveying member and the receiving portion of the container. A member is provided at the connecting portion between the discharging unit and the receiving unit, and when the image forming apparatus main body is placed on the mounting table, the discharging unit and the receiving unit can be easily aligned with each other. There is no damage to the receiving part, good workability, and further, there is an effect that waste toner does not scatter in and out of the device during use, and there is no environmental pollution.

[Brief description of drawings]

FIG. 1 is a schematic side sectional view of an embodiment of the present invention.

FIG. 2 is an enlarged side view of a connecting portion between the waste toner transport pipe and the waste toner container described above.

FIG. 3 is a schematic side sectional view of a conventional image forming apparatus.

FIG. 4 is an enlarged side view of a connection portion between the above-described waste toner transport pipe and a waste toner container.

[Explanation of symbols]

 1 Image Forming Apparatus Main Body 2 Waste Toner Collection Device 3 Cleaning Device 4 Conveying Auger 5 Casing 6 Waste Toner Conveying Member 7 Rubber Feet 8 Elastic Seal Member 9 Placement Table 10 Waste Toner Container 11 Discharging Section 12 Receiving Portion 13 Bottom Plate 14 Top Plate 15 Recess

Claims (3)

[Claims] 1. A cleaning device having a cleaning means for removing the toner remaining on the image carrier and a transport auger for transporting the removed waste toner, and the waste toner discharged from the cleaning device to another device. An image forming apparatus including an image forming apparatus main body having a waste toner conveying member that conveys waste toner to a place, and a mounting table on which the image forming apparatus main body is mounted, including a container that stores the waste toner in the mounting table. In the vicinity of the joint between the main body of the image forming apparatus and the mounting table, the discharge portion of the waste toner conveying member and the receiving portion of the waste toner container are provided so as to face each other so as not to overlap each other. Waste toner recovery device of forming device. 2. The waste toner collecting device of the image forming apparatus according to claim 1, wherein the discharge port surface of the waste toner conveying member is provided above the lowermost surface of the image forming apparatus main body. 3. A cylindrical elastic member which is compressed by the main body of the image forming apparatus and the mounting table and seals a gap between the discharging portion of the waste toner conveying member and the receiving portion of the waste toner container, and the discharging portion and the receiving portion. The waste toner collecting device of the image forming apparatus according to claim 1, which is provided in a connecting portion with the section.