JP2000211792A - Mounting structure for stacker and paper receiving net - Google Patents

Abstract

PROBLEM TO BE SOLVED: To quickly detect or prevent coming off of a net, by folding the end part of a paper receiving net. SOLUTION: A paper receiving net 1 is worked in a folded state at its end part 1a formed in hook shape for preventing coming off. A slightly curved bending part 101 is provided in the vicinity of the other end part in the paper receiving net 1. Each of the end parts of the paper receiving net 1 is fitted to each hole 3a of a mounting paper 3 set up in a stacker 2, so as to set up the paper receiving net 1 expandable relating to the stacker 2. The end part 1a of the paper receiving net 1 is inserted through an inlet of the hole 3a of the mounting part 3 to a hole 2a. Thereafter, the end part 1a of the paper receiving net 1 is drawn out from an outlet of the hole 3a, by mounting an end part of another paper receiving net in a similar form, a mounting structure for the paper receiving net 1 and the mounting part 3, that is, the stacker 2 is completed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a printing apparatus such as a printer or a copying machine used for a computer or the like, and more particularly, to a mounting structure of a stacker installed in a paper discharge section of the printing apparatus and a paper receiving net installed in the stacker. It is about.

[0002]

2. Description of the Related Art In recent years, the use of cut sheet feeders in printers used in computers and the like has increased.
A printer with a built-in cut sheet feeder is frequently used. The advantage of this type of printer is that continuous automatic feeding of cut sheets is possible only with the printer itself. Further, the printer of this embodiment is capable of printing on printing paper and manually feeding only one sheet. This eliminates the need to mount the cut-seed feeder as a separate component, and facilitates handling, storage, and packaging. Such a printer has a drawback that the paper tray is set to protrude behind the unused printing paper tray, and it is difficult to pull out the printing paper tray. This has been solved because the net is automatically fed, held, and made variable according to each mode of the continuous sheet, and the type and size of the supplied sheet, thereby enabling reliable and stable sheet feeding.

FIG. 5 is a perspective view of a conventional printing apparatus. As shown in FIG. 5, the discharge unit 51 of the printing device 50
Is provided with a flat plate called a stacker 2 on which paper is placed. FIG. 6 shows a conventional attachment structure between a stacker and a paper receiving net. As shown in FIG. 6, in the vicinity of the center of the back surface of the stacker 2, there are provided mounting portions 3 projecting in the normal direction of the stacker 2 surface, and a plurality of sets of mounting portions 3 are provided. 4 is constituted. A paper receiving net 1 formed integrally with a metal or the like and processed into a U-shape is mounted on the mounting portion 3. As shown in FIG. 6, an E-ring 5 provided with a notch in a thin plate is mounted so as to sandwich the paper receiving net 1 on the open side of the notch. Further, the paper receiving net 1 can be freely taken in and out from the end of the stacker to hold paper in accordance with various paper sizes.

However, the conventional mounting structure of the stacker and the paper receiving net has the following problems. The mounting structure of the stacker and the paper receiving net in the conventional printing equipment has not taken measures to prevent the paper receiving net from coming off, or a method using another component such as an E-ring has been adopted. The method of using separate parts has the disadvantage that not only the number of parts and the number of work steps are increased, but also a hindrance to a smooth work process, but also increases the cost.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems in the prior art, and has an attachment structure between a stacker and a paper receiving net capable of detecting or preventing the detachment of the net as quickly as possible. The purpose is to provide.

According to a first aspect of the present invention, there is provided an attachment structure for a stacker and a paper receiving net provided to solve the above-mentioned problem, in which an end of the paper receiving net is bent. It is characterized by.

[0006] Since the bent end of the arm parallel to the sheet discharging direction serves as a stopper, it is possible to easily prevent detachment from the stacker without using other members.

[0007] A second aspect of the present invention, which is provided to solve the above-mentioned problem, is a mounting structure for a stacker and a paper receiving net, wherein the end of the paper receiving net has a hook shape.

Since the end of the paper receiving net is formed in a hook shape, it is possible to more reliably prevent the paper receiving net from coming off the stacker.

[0009] The mounting structure of the stacker and the paper receiving net according to the third aspect of the present invention provided to solve the above problem is characterized in that the mounting unit and the stacker are integrally formed.

Since the mounting unit and the stacker are integrally formed, the number of parts and the number of working steps are reduced, so that not only a smooth working process but also a cost can be reduced.

[0011] A mounting structure for a stacker and a paper receiving net according to a fourth aspect of the present invention provided to solve the above problem is characterized in that the paper receiving net has a bent portion.

Since the paper receiving net has the bent portion, it is possible to detect the detachment of the paper receiving net with respect to the stacker from the feeling when the paper receiving net is slid.

[0013] The mounting structure of the stacker and the paper receiving net according to the fifth invention of the present application, which is provided to solve the above problem, is characterized in that a plurality of mounting units are provided.

By providing a plurality of attachment units, a large number of sheet receiving nets are attached, and sheets can be held more reliably.

According to a sixth aspect of the present invention, there is provided an attachment structure for a stacker and a sheet receiving net, wherein the attachment unit is attached to the stacker at an acute angle with respect to a sheet discharging direction. It is characterized by the following.

By arranging and attaching the stopper at an acute angle with respect to the sheet discharging direction, when the sheet receiving net comes off, it is possible to easily detect the feeling and the generated sound.

[0017]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an embodiment of a structure for mounting a stacker and a paper receiving net according to the present invention will be described with reference to the drawings. FIG. 1 is a plan view showing the configuration of the paper receiving net according to the present invention. The apparatus according to the present invention is a flat sheet stacker 2 for stacking printed sheets and a sheet receiving net attached to the stacker 2 in a discharge unit such as a printer device with a built-in cut sheet feeder capable of continuous automatic sheet feeding. 1 is comprised. The paper receiving net according to the present invention is processed by a metal into a U-shape.
Further, as shown in FIG. 1, the end 1a of the paper receiving net 1 is processed into a bent state, and has a hook-like shape to prevent the end 1a from coming off. In the vicinity of the other end of the paper receiving net 1, a bent portion 101 which is slightly bent is provided. Next, the shape of the mounting portion of the stacker according to the present invention is shown in FIG. As shown in FIG. 2A, a mounting portion 4 integrally formed is provided near the center of the back surface of the stacker 2. FIG. 2B is a sectional view taken along line AA of FIG. As shown in FIG. 2B, the mounting portion 3 projects in the normal direction on the back surface of the stacker 2, and has a hollow structure having a hole 3a. Further, the back side of the mounting portion 3, that is, the stacker 2
Is provided with a hole 2a in a manner communicating with the hole 3a. The mounting part unit 4 is configured by forming two sets of the mounting parts 3 described above.

Next, a method for mounting the sheet receiving net in the embodiment of the mounting structure of the stacker and the sheet receiving net according to the present invention will be described with reference to the drawings. FIG. 3 is a plan view showing the configuration when the paper receiving net and the stacker according to the present invention are attached. As shown in FIG.
By fitting each end of the paper receiving net 1 according to the present invention into each hole 3a of the mounting portion 3 installed on the stacker 2, the paper receiving net 1 is installed to be able to expand and contract with respect to the stacker 2. The Rukoto. here,
FIG. 3B is a cross-sectional view when the end 1a of the paper receiving net 1 is fitted into the hole 3a of the mounting portion 3. As shown in FIG. 3B, the end 1 of the paper receiving net 1
a through the entrance of the hole 3a of the mounting portion 3 to the hole 2a. Thereafter, the end 1a of the sheet receiving net 1 is taken out from the outlet of the hole 3a, and the other end of the sheet receiving net 1 is attached in the same manner as described above. The mounting structure with the stacker 2 is completed.

[0019]

According to the present invention, by providing a plurality of attachment units, a large number of sheet receiving nets can be attached, and sheets can be held more reliably. The paper receiving net can be freely taken in and out of the stacker, can be adapted to various paper sizes and can be accommodated, and can be rotated and stored in the printer main body, so that the overall structure can be made compact and easy to carry. Further, since the end of the paper receiving net serves as a stopper, it is possible to realize prevention of detachment from the stacker without using other members. This has the advantage that the number of parts and the number of working steps are reduced, so that a smooth working process can be created and costs can be reduced. Also, as the material of the net, there can be used various types such as a pressed product made of a metal or the like, a molded integrally formed product, and the like. In addition, by forming the bent portion at the end of the attachment side of the net into a hook shape, the detachment from the stacker can be more reliably prevented. Further, by arranging and attaching the attachment portion at an acute angle with respect to the paper discharging direction, it is possible to easily detect that the net has come off from the feel or generated sound. In addition, since the mounting unit and the stacker are integrally formed, the number of components and the number of work steps are reduced, so that not only a smooth work process but also a cost can be gradually reduced. Further, it is possible to prevent detachment by the pressing force due to elasticity, and it is also possible to easily detect the state of the paper receiving net by the feeling and the sound generated by the bent portion provided in the paper receiving net.

[0021]

[Brief description of the drawings]

FIG. 1 is a plan view of a sheet receiving net in an embodiment of a mounting structure of a stacker and a sheet receiving net according to the present invention.

FIG. 2 is a plan view of the stacker in one embodiment of the mounting structure of the stacker and the paper receiving net according to the present invention.

FIG. 3 is a cross-sectional view of an embodiment of an attachment structure for a stacker and a paper receiving net according to the present invention.

FIG. 4 is a plan view of a stacker and a sheet receiving net in another embodiment of the mounting structure of the stacker and the sheet receiving net according to the present invention.

FIG. 5 is a perspective view illustrating a configuration of a conventional printing device.

FIG. 6 is a plan view showing a conventional attachment structure between a stacker and a paper receiving net.

[Explanation of Codes] Paper receiving net 2. Stacker 3. Mounting part 4. Mounting unit 5. E-ring 50. Printing equipment 51. Printing equipment discharge unit 101. Bend

Claims (6)

[Claims] 1. A stacker provided at a paper discharge section of a printing apparatus, and a paper receiving net provided at the stacker and having an end fitted and attached to a mounting section unit constituted by a plurality of stoppers. An attachment structure between a stacker and a paper receiving net, wherein an end of the paper receiving net is bent. 2. The structure according to claim 1, wherein the end of the paper receiving net has a hook shape. 3. The mounting part unit and the stacker are formed integrally with each other.
The mounting structure of the stacker and the paper receiving net described in (1). 4. The mounting structure according to claim 1, wherein said paper receiving net has a bent portion. 5. The mounting structure according to claim 1, wherein a plurality of the mounting units are provided. 6. The mounting structure according to claim 5, wherein said mounting unit is mounted on said stacker at an acute angle with respect to a paper discharging direction.