JPH0640611A - Manual insertion device for recording paper - Google Patents

Abstract

PURPOSE:To facilitate fitting to a recording device by constituting a manual insertion device so that the center of right and left guides may be able to be shifted right and left, realizing simple adjustment even if the center position of the right and left guides is shifted from the width center of the recording paper passage of the recording device at the time of fitting to the recording device. CONSTITUTION:A manual insertion device 2 to send a recording paper sheet into the recording paper insertion opening of a recording device is fitted to the recording device by inserting a swing plug coupled by means of hinge coupling to the lower part of the said device 2 into a set socket provided at the recording device. At this manual insertion device 2, constitution is so made in a case in which the center of right and left guides 7, 8 whose spacing is made adjutable in accordance with a recording paper width, is shifted from the center of the recording paper passage width of the recording device after fitting to the recording device, an operation disk 14 is rotated, and a phase butting against the guide base body 12 of eccentric cams 15 is made changeable. As a result, the right guide 8 is displaced right and left in regard to the guide base body 12, and adjustment to the center of the recording paper passage width is realized by shifting the center of the right and left guides 7, 8 right and left.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a recording paper manual feeding device for a recording device such as a copying machine or a printer, and more particularly, it has a left and right guide which is symmetrically interlocked with each other in order to match the width of the recording paper. The present invention relates to a manual insertion device that is attached to an open side surface of a recording paper insertion port and feeds the recording paper inserted between the guides to the recording paper insertion port.

[0002]

2. Description of the Related Art The manual feed device described above is known in which a standard size position mark is provided at the edge of the recording paper insertion port of the manual paper feed device to indicate that the interlocking positions of the left and right guides match the standard size position of the recording paper. There is. In such a manual feed device, the center positions of the left and right guides and the standard size position mark were fixed.

[0003]

The manual feeding device as described above must be attached to the recording device so that the center of the left and right guides coincides with the center of the recording paper passage width of the recording device. There was a problem of hanging.

The present invention has been made in order to solve the above-mentioned problems. Even if the center of the left and right guides deviates from the center of the recording paper passage width of the recording device and the manual feed device is attached, the center of the left and right guides is attached. It is an object of the present invention to provide a recording paper manual feed device capable of aligning the standard size position mark with the center of the recording paper passage width of the recording device and showing the standard size position without displacement.

[0005]

SUMMARY OF THE INVENTION The present invention has a left and right guide that is symmetrically interlocked with each other in order to match the width of a recording sheet, and is attached to the side surface of the recording apparatus where the recording sheet insertion port is open. In a manual feeding device that feeds a recording paper inserted between the left and right guides to the recording paper insertion slot, the center of the left and right guides can be shifted to the left and right, and the interlocking position of the left and right guides matches the standard size position of the recording paper. There is a standard size position indicator indicating that the left and right guides are provided so as to be able to be shifted to the left and right in response to the center of the left and right guides being displaced to the left and right. To achieve.

[0006]

That is, in the manual feed device of the present invention, even if the center of the left and right guides is displaced from the center of the recording paper passage width of the recording device and attached to the recording device, the center of the left and right guides is made to coincide with the recording paper passage width center of the recording device. Can be shifted like
Therefore, even if the standard size position mark does not correctly indicate the standard size position, the standard size position mark can be shifted to a position that correctly indicates it.

[0007]

The present invention will be described below with reference to the illustrated examples.

FIG. 1 is a partial perspective view of a recording apparatus equipped with a recording paper manual feeding device of the present invention, FIGS. 2 and 3 are partial side views and partial plan views showing a moving mechanism of left and right guides, and FIG. 4 is a standard size position. It is a fragmentary sectional view which shows the attachment mechanism of a marker.

In the figure, 1 is a recording apparatus whose body is composed of an upper body 1a and a lower body 1b, 1c is a side surface of the recording apparatus 1 having a recording sheet insertion opening 1d, and 2 is a recording sheet of the recording apparatus 1. A manual feeding device for feeding the recording paper into the insertion slot 1d, which is optionally attached to the recording device 1 as follows.

Reference numeral 3 designates the manual feed device 2 which is a side surface 1c of the recording device 1.
It is a set socket for mounting on a side surface, and is attached by tightening screws 3 to the side surface 1c at three points on both sides and the lower side. By inserting the swing plug 6 hinged by the shaft pin 5 into the set socket 3 so as to be rotatable in the arrow direction from the state of 1, the shaft pin 5 is inserted between the manual insertion device 2 and the swing plug 6. A coil spring (not shown) provided in a portion of the manual insertion device 2 applies a rotational bias in a direction opposite to the arrow, so that the recording device 1 is attached to the side surface 1c in a close contact state as shown in FIG. .

When the manual feed device 2 is provided with a feed roller and its drive motor, the swing plug 6 is inserted into the set socket 3 to connect the power feeding circuit from the recording device 1 to the drive motor of the manual feed device 2. It can also be configured to be performed.

When the recording paper is inserted from the upper surface opening 2b so that the left and right sides of the recording paper are inserted between the a-side guide pieces 7a and 8a of the left and right guides 7 and 8 and the b-side guide pieces 7b and 8b of the manual feed device 2. , And is fed to the recording paper insertion opening 1d of the recording apparatus 1 by a guide and a feed roller (not shown).

The left and right guides 7 and 8 are integrally coupled to the left and right guides 7 and 8 by holding one of the protrusions 7c and 8c protruding outside the upper surface opening 2b and moving them to the left and right. , One of the racks 9 and 10 shown in FIG. 3 is moved to the left and right, and the other of the racks 9 and 10 is moved to the right and left through the pinion 11 which is rotatably supported by the frame of the manual feeding device 2, whereby the left and right guides 7 are moved. The other of the left and right guides 7 and 8 also moves symmetrically to the left and right, so that the distance between the left and right guides 7 and 8 can be adjusted to the width of the recording paper.

The center of the left and right guides 7, 8 is the copying machine 1.
2 and 3, the right guide 8 is engaged with the guide base 12 fixed to the rack 10 so as to be slidable in the left and right directions, and the guide base is moved. An eccentric cam 15 is fixed to the shaft of an operation disc 14 that is pushed to the left by a spring 13 interposed between the push rod 12 and the left guide so that the right guide 8 can be rotated to the left. Since the right guide 8 is attached to the guide base 12 so as to stop by contacting the right side surface of the base 12, the operation disk 14 is rotated to change the phase of contact of the eccentric cam 15 with the guide base 12 to change the right guide. 8 guide base
By displacing to the right or left with respect to 12, the center of the left and right guides 7 and 8 can be shifted to the right or left by ½ of the amount of displacement to match the center of the recording paper passage width of the recording apparatus 1. Reference numeral 16 shown in FIG. 2 is a friction means for stopping the operation disk 14 from rotating unless it is operated.

Reference numeral 20 shown in FIGS. 1 and 4 is a mark for bringing the position of the inner surface of the protruding portion 8c of the right guide 8 to the width position of the recording paper of A4 or A3 or the width position of B5 or B4. 20
In the standard size position mark in which a and 20b are engraved, the unitary legs 20c and 20d having the retaining hooks at the tips are pressed into engagement with the long hole 2c provided in the upper wall having the upper surface opening 2b of the manual insertion device 2. Therefore, the knurled portion 20e can be operated to shift the position in the left-right direction in FIG. 1 and in the direction perpendicular to the paper surface in FIG. Therefore, as described above, the left and right guides 7, 8
When the center position of the standard size position mark 20 is shifted by the operation disk 14 and the marks 20a, 20b of the standard size position mark 20 do not correctly indicate the width positions of B4, B5, etc., by the shift operation of the standard size position mark 20 described above. Move it to the correct position.

The present invention is not limited to the above-described examples, and the manual feed device may be screwed to the recording device, may be inserted and mounted at a right angle on the side surface of the recording device, or may be a left-right guide or a double-sided guide for recording paper. May be provided or a feed roller may not be provided, or the center position of the left and right guides may be adjusted by shifting the position of the bearing of the pinion 11 shown in FIG. However, the standard size position mark 20 may be screwed with a thumbscrew or the like.

[0017]

In the manual feed device of the present invention, the centers of the left and right guides can be shifted to the left and right, so that the manual feed device can be easily attached to the recording device even if the position is displaced from the recording paper passage width center of the recording device. Therefore, it is easy to attach to the recording device, and the standard size position mark can be displaced, so that the standard size position mark can be shifted to match the center of the left and right guides so that the right and left guides have the correct standard size. The effect is that the position can be shown.

[Brief description of drawings]

FIG. 1 is a partial perspective view of a recording device to which a recording paper manual feeding device of the present invention is attached.

FIG. 2 is a partial side view showing a moving mechanism of left and right guides.

FIG. 3 is a partial plan view showing a moving mechanism of left and right guides.

FIG. 4 is a partial cross-sectional view showing a standard size position mark attachment mechanism.

[Explanation of symbols]

 1 Recording Device 1c Side 1d Recording Paper Insert 2 Manual Feeder 2a Leg 2b Top Opening 3 Set Socket 6 Swing Plug 7 Left Guide 8 Right Guide 9,10 Rack 11 Pinion 12 Guide Base 13 Spring 14 Operation Disc 15 Eccentric Cam 20 Standard Size position indicator 20e Knurl

Claims (2)

[Claims] 1. A left and right guide that is symmetrically interlocked to the left and right in order to match the width of the recording paper, is attached to a side surface of the recording apparatus where the recording paper insertion opening is open, and is inserted between the left and right guides. In the manual feed device for feeding the recording paper into the recording paper insertion opening, the center of the left and right guides can be shifted to the left and right, and the standard size position indicator indicating that the interlocking position of the left and right guides matches the standard size position of the recording paper A recording paper manual feed device, wherein the left and right guides are provided so that they can be moved left and right in response to the center of the left and right guides being moved left and right. 2. A recording paper manual feeding device in which both an operating unit for shifting the center of the left and right guides to the left and right and an operating unit for shifting the standard size position mark to the left and right are projected outside the surface having the recording paper insertion opening of the manual feeding device. .