JP2012206795A - Recording device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a recording device in which a supporting member can be easily changed during changing operation even while the supporting member is surely assembled to a device body.SOLUTION: The discharged paper receiving tray 7 moves between a housing position and a using position while being guided by a tray guide 41. In the second guide groove 41c guiding the second boss 7f formed in the discharged paper tray 7, the end part of the using position side of the discharged paper receiving tray 7 is not closed and assumes an opening shape (an opening part 41a) and is closed by a front surface panel 38 being a housing member in which the opening part 41a constitutes an appearance of the device, thereby the discharged paper receiving tray can be removed (changed) without removing the tray guide 41 by removing the front surface panel 38.

Description

  The present invention relates to a recording medium provided with a recording medium support member for supporting a recording medium, which is provided so as to be displaceable between a storage position and a use position that is a position pulled out of the apparatus from the storage position. Relates to the device.

  In a recording apparatus that records on a recording medium, a support member (also called a stacker or a discharge tray) that supports the recording medium that performs recording and is discharged to the outside of the apparatus is provided (for example, Patent Documents). 1 and 2).

  As shown in Patent Documents 1 and 2, this support member slides and displaces between a storage position stored inside the apparatus and a use position capable of receiving the paper ejected by protruding outside the apparatus. In this case, the support member is guided by a guide groove formed on the apparatus main body side.

JP 07-157173 A JP 2007-290801 A

  Here, the front end of the guide groove is closed so that the support member is not easily pulled out when being pulled out of the apparatus main body. Therefore, when assembling the apparatus, first, guide members having guide grooves formed on both sides of the support member are arranged, and then the housing members of the apparatus are sequentially assembled. Therefore, conversely, when removing the support member, all the components around the guide member are removed, and then the guide member is removed.

  However, since the support member protrudes toward the front of the apparatus at the use position, an unexpected external force is easily applied, and the external force may be damaged by such an unexpected external force. Then, when exchanging the support member, it is necessary to remove all the constituent members around the guide member and remove the guide member as described above, so that the exchanging operation of the support member becomes complicated.

  Accordingly, the present invention has been made in view of such circumstances, and an object of the present invention is to provide a recording apparatus that can be easily replaced during replacement work while the support member is securely assembled to the apparatus main body. is there.

  In order to solve the above problems, the recording apparatus according to the first aspect of the present invention is provided to be displaceable between a storage position and a use position that is a position pulled out of the apparatus from the storage position. A recording medium support member for supporting the recording medium; and a guide groove into which a boss provided on the recording medium support member is inserted, and the recording medium support member is placed in the storage position by the guide groove. And a guide member that guides between the use position, and the guide groove has an opening at which an end of the recording medium support member in the drawing direction allows the boss to enter, The opening is closed by a housing member constituting the appearance of the apparatus.

  According to this aspect, the guide groove for guiding the recording medium support member is not closed at the drawing direction end of the recording medium support member, and has an opening shape. Since the housing member is closed, the recording medium support member can be removed (replaced) by removing the housing member. That is, it is not necessary to remove the guide member when removing (replacing) the recording medium support member, and it is possible to easily replace the recording medium support member during the replacement operation while securely assembling the recording medium support member to the apparatus main body. .

  According to a second aspect of the present invention, in the first aspect, a plurality of the bosses are provided at appropriate intervals along a displacement direction of the recording medium support member, and the plurality of bosses are the first bosses. A boss, and a second boss positioned in a direction in which the recording medium support member is pulled out from the first boss, and the guide groove is a first guide groove that guides the first boss. A second guide groove that guides the second boss and has the opening formed therein, and the first guide groove and the second guide groove are connected to each other. The first boss can be inserted into the first guide groove through the second guide groove when the recording medium support member is attached to the apparatus. To do.

  According to this aspect, the recording medium support member includes the first boss and the second boss. In the guide member, the first guide groove that guides the first boss, and the second boss. A second guide groove for guiding the boss, and the first guide groove and the second guide groove are connected to each other. When the recording medium support member is attached, the first boss can be inserted into the first guide groove via the second guide groove, so that the first boss and the second boss are separately provided. If the first boss and the second boss are inserted from the use position side, they can be inserted into the first guide groove and the second guide groove, respectively. Workability at the time of assembling the recording medium support member is improved.

  According to a third aspect of the present invention, in the second aspect, the first boss has a protruding height higher than that of the second boss, and the first guide groove, the second guide groove, Is formed with a step in which the bottom surface of the second guide groove is higher than the bottom surface of the first guide groove, and the first boss is attached to the first boss when the recording medium support member is attached. When passing through the two guide grooves, the tip of the first boss is in pressure contact with the bottom surface of the second guide groove, and the first boss enters the first guide groove through the step, A configuration is provided in which the pressed state is eliminated.

  Since the first guide groove and the second guide groove are connected as described above, the first boss entering the first guide groove portion after the recording medium support member is attached. However, during the displacement operation of the recording medium support member, there is a possibility that the second guide groove may enter the connecting portion between the first guide groove and the second guide groove. However, since a step is formed in the connection portion, the state in which the first boss enters the guide groove is maintained by this step, and the displacement operation of the recording medium support member is appropriately maintained. .

According to a third aspect of the present invention, in the second aspect, an attitude of the recording medium support member at the use position is defined by the first boss and the second boss.
According to this aspect, since the posture of the recording medium support member at the use position is defined by the first boss and the second boss, the posture of the recording medium support member at the use position is determined. Compared to a configuration in which a means for defining is provided exclusively for the device, it is possible to prevent an increase in the cost of the apparatus.

1 is a perspective view of an ink jet printer according to the present invention. FIG. 3 is a perspective view of a state where a paper discharge receiving tray is removed from the ink jet printer according to the present invention. 1 is a schematic side sectional view of an ink jet printer according to the present invention. The perspective view in the state where the tray guide was attached to the lower housing. The perspective view which shows the positional relationship of a tray guide and a paper discharge receiving tray. The front view of a tray guide. The partial expansion perspective view of a tray guide. FIG. 6 is a diagram illustrating a positional relationship between each boss of the paper discharge receiving tray and each guide groove of the tray guide. FIG. 6 is a diagram illustrating a positional relationship between each boss of the paper discharge receiving tray and each guide groove of the tray guide. FIG. 6 is a diagram illustrating a positional relationship between each boss of the paper discharge receiving tray and each guide groove of the tray guide. (A), (B) is a diagram schematically showing a state when each boss of the discharge receiving tray is inserted along each guide groove of the tray guide.

  DESCRIPTION OF EXEMPLARY EMBODIMENTS Hereinafter, an embodiment of the invention will be described with reference to the drawings. However, the invention is not limited to the embodiment described below, and various modifications are possible within the scope of the invention described in the claims. Assuming that these are also included in the scope of the present invention, one embodiment of the present invention will be described below.

  FIG. 1 is an external perspective view of a recording apparatus according to the present invention and an example of an ink jet printer 1. FIG. 2 is a perspective view of a state in which a discharge receiving tray 7 as a recording medium support member is removed from the ink jet printer 1. 3 is a schematic side sectional view of the inkjet printer 1, and FIG. 4 is a perspective view of a state in which a tray guide 41 is attached to a lower housing 39. FIG.

  5 is a perspective view showing the positional relationship between the tray guide 41 and the paper discharge receiving tray 7, FIG. 6 is a front view of the tray guide 41, FIG. 7 is a partially enlarged perspective view of the tray guide 41, and FIGS. These are views showing the positional relationship between each boss (first boss 7e, second boss 7f) of the paper discharge receiving tray 7 and each guide groove (first guide groove 7b, second guide groove 7c) of the tray guide 41. . Further, FIGS. 11A and 11B are views schematically showing a state in which each boss of the paper discharge receiving tray 7 is inserted along each guide groove of the tray guide 41.

  In the following, first, the overall configuration of the inkjet printer 1 will be outlined. 1 and 2, reference numeral 2 denotes a recording unit that performs ink jet recording on a recording sheet, and reference numeral 3 denotes a scanner unit provided on the upper part of the recording unit 2. That is, the ink jet printer 1 adds an ink jet recording function. It is configured as a multifunction machine with a scanner function.

  Reference numeral 5 is a detachable paper cassette for setting recording paper on the front side of the apparatus. Reference numeral 6 is a paper discharge port through which the recorded paper is discharged. Reference numeral 7 is a book receiving the discharged recording paper. 2 is a paper discharge receiving tray as a recording medium support member according to the invention.

  Reference numeral 8 denotes a front cover. By opening the front cover 8, paper jammed during paper jam processing can be taken out, and an ink cartridge (not shown) can be replaced. Reference numeral 9 denotes an operation panel including a power button, operation buttons for performing various print settings / recording, a display unit for displaying print setting contents and print image previews, and the like.

  Further, in the upper part of the apparatus, reference numeral 10 denotes a cover for opening and closing a document table (not shown) of the scanner unit 3, and reference numerals 37 and 38 denote a central housing and a front panel, respectively, constituting the appearance of the apparatus. Reference numeral 39 denotes a lower housing constituting the bottom of the external appearance of the apparatus. In FIG. 2, reference numeral 41 indicates a tray guide as a guide member for guiding the paper discharge receiving tray 7, which will be described in detail later.

  Next, the paper conveyance path in the recording unit 2 will be outlined with reference to FIG. Note that FIG. 3 schematically shows the configuration of the recording unit 2, and does not show all the configurations, and illustration of components that are not necessary for the description is omitted.

  The recording unit 2 includes two sheet feeding paths, one is a sheet feeding path from a sheet cassette 5 provided at the lower part of the apparatus, and the other is at the rear of the apparatus (right side in FIG. 3). This is a paper feeding path from the provided paper feeding unit 4. The broken line P1 indicates the passage trajectory of the paper sent out from the paper cassette 5, and the broken line P2 indicates the passage trajectory of the paper sent out from the paper feeding unit 4.

  A roller indicated by a reference numeral 18 provided at a position facing the paper cassette 5 is a feeding roller, and the feeding roller 18 can move forward and backward with respect to the paper cassette 5 as indicated by a solid line and a virtual line (reference numeral 18 ′). The uppermost sheet is provided and rotated in contact with the uppermost sheet stored in the sheet cassette 5 to feed the uppermost sheet downstream. The fed paper is curved and reversed by the large-diameter reversing roller 20 and then reaches a transport driving roller 24 and a transport driven roller 25 as transport means. Reference numeral 21 denotes a separation roller that separates a sheet by nipping the sheet with the reversing roller 20.

  On the other hand, in the paper feeding section 4 provided at the rear of the apparatus, reference numerals 13 and 14 are support members for supporting the set paper in an inclined posture. By swinging, the uppermost one of the supported sheets is brought into pressure contact with the feeding roller 15. The feeding roller 15 rotates to feed the paper in pressure contact to the downstream side. Reference numeral 16 denotes a separation roller that separates a sheet by nipping the sheet with the feeding roller 15.

  The transport driving roller 24 and the transport driven roller 25 are a roller pair that precisely feeds the paper to the downstream side, and an ink jet recording head 31 and a guide member that guides the paper to the downstream side of the roller pair. 28 are arranged opposite to each other.

  The recording head 31 is provided at the bottom of the carriage 30 that can reciprocate in a direction orthogonal to the paper transport direction (front and back direction in FIG. 3; hereinafter referred to as “main scanning direction” as appropriate). The recording is performed by ejecting ink onto the paper supported by the guide member 28 while moving to.

  On the downstream side of the recording head 31, reference numeral 33 is a driven roller for preventing the paper from floating, reference numeral 34 is a discharge driving roller for discharging the paper by rotating, and reference numeral 35 is between the discharge driving roller 34. A discharge driven roller for nipping the paper. By these roller pairs, the recorded paper is discharged toward the paper discharge receiving tray 7.

The ink jet printer 1 does not discharge the paper recorded on the front surface (first surface) toward the paper discharge receiving tray 7 but back feeds and reverses the curve by the reverse roller 20. Recording on the back surface (second surface) is possible.
The general configuration of the ink jet printer 1 has been described above. Hereinafter, the paper discharge receiving tray 7 and the tray guide 41 for guiding it will be described in detail.

  The tray guides 41 described above are provided on both sides of the paper discharge port 6. The tray guide 41 is attached to the lower housing 39 as shown in FIG. 4, and the discharge receiving tray 7 is stored in the storage position (FIGS. 1 and 8) and in the use position (the position where the tray 7 is pulled out from the storage position) A first guide groove 41b and a second guide groove 41c are formed to guide between FIG. 5 and FIG.

  As shown in FIG. 5, the discharge receiving tray 7 has a drawer portion 7b accommodated in the base portion 7a so that the drawer portion 7b can be pulled out, and a drawer portion 7c is accommodated in the drawer portion 7b so that the drawer portion 7b can be pulled out. It is configured in a multistage type. Further, a stopper 7d is rotatably provided at the drawer portion 7c located at the most free end side, and when used, the base portion 7a and the drawer portions 7b and 7c are taken at a steeper posture than these, The discharged paper is configured not to jump out from the paper discharge receiving tray 7. Further, tray guides 41L and 41R are provided to face both sides of the paper discharge receiving tray 7. Since the tray guides 41L and 41R are symmetrical in shape, they are referred to as a tray guide 41 in the present specification unless otherwise distinguished, and the shape of the tray guides 41R shown in FIG. 5 will be described. .

  A first boss 7e and a second boss 7f are provided on both sides of the base portion 7a constituting the most proximal side of the paper discharge receiving tray 7 so as to protrude outward from both sides of the base portion 7a (see FIG. 11 (A) and 11 (B)), the first boss 7e and the second boss 7f are inserted into the first guide groove 41b and the second guide groove 41c formed in the tray guide 41, respectively, and guided. It has become like that.

  As shown in FIG. 6, the first guide groove 41b and the second guide groove 41c are such that the first guide groove 41b is on the back side of the apparatus (left side in FIG. 6), and the second guide groove 41c is from the first guide groove 41b. In addition, the second guide groove 41c is connected to the middle of the first guide groove 41b (position indicated by reference numeral 41d).

  The bottom surface of the first guide groove 41b is configured to be elastically deformable, and reference numerals 41e and 41f denote a tongue-shaped first deformation piece and a second deformation piece, respectively, constituting the bottom surface of the first guide groove 41b. ing. The first deformable piece 41e and the second deformable piece 41f extend from the vicinity of the center of the first guide groove 41b toward the end portions, respectively, and protrusions 41g and 41h are formed at the tip portions, respectively (see also FIG. 7). ).

  Therefore, when the first boss 7e is displaced in the first guide groove 41b, when the first boss 7e moves to the back side of the apparatus, the first deformation piece 41e is elastically deformed to push the protrusion 41g away, and FIG. It is held at the position shown (storage position of the paper receiving tray 7). Further, when the first boss 7e moves to the outside of the apparatus, the protrusion 41h is pushed away by elastically deforming the second deformation piece 41f, and is held at the position shown in FIG. 10 (use position of the paper discharge receiving tray 7). . With such a holding structure, the discharge receiving tray 7 is configured not to easily move in each of the storage position and the use position.

  Further, a step 41d (FIG. 7) is formed at the connection position between the first guide groove 41b and the second guide groove 41c. The step 41d is a step such that the bottom surface 41j of the first guide groove 41b is positioned lower than the bottom surface (first deformation piece 41e, second deformation piece 41f) of the second guide groove 41c.

  An opening 41a is formed at the front end portion of the second guide groove 41c, that is, the second guide groove 41c is not a closed structure but an open structure. In the assembled state of the apparatus, the opening 41a is It is closed by a front panel 38 constituting the external appearance (FIG. 2).

  In order to assemble the discharge receiving tray 7 to the tray guide 41 formed as described above, the two tray guides 41 are attached to the lower housing 39 and the front panel 38 is removed, that is, the opening 41a. In a state where is opened, the first boss 7e of the sheet receiving tray 7 is loosely inserted into the second guide groove 41c through the opening 41a. Similarly, the second boss 7f is loosely inserted into the second guide groove 41c through the opening 41a.

  Since the first guide groove 41b and the second guide groove 41c are connected as described above, the first boss 7e can be inserted into the first guide groove 41b from the second guide groove 41c. Here, as shown in FIGS. 11A and 11B, the first boss 7e is formed to have a slightly higher projection height than the second boss 7f, whereby the first boss 7e becomes the second guide groove. When passing through 41c, with the deformation of the first boss 7e or with the deformation of the entire discharge receiving tray 7, the tip is in a state of being slightly pressed against the bottom surface 41j of the second guide groove 41c (FIG. 11). (A)).

  Therefore, when the paper discharge receiving tray 7 is attached, a slight resistance occurs when the first boss 7e passes through the second guide groove 41c, but the first boss 7e passes through the step 41d and enters the first guide groove 41b. (FIG. 11B), the above deformation is eliminated (the state where the first boss 7e is in pressure contact with the bottom surface 41j of the second guide groove 41c is eliminated), so that the paper discharge receiving tray 7 can be displaced without resistance. It has become. After the attachment, the first boss 7e does not enter the second guide groove 41c due to the step 41d, and an appropriate displacement operation of the paper receiving tray 7 can be maintained.

  In a state where the first boss 7e enters the first guide groove 41b and the second boss 7f enters the second guide groove 41c, each boss is guided by each guide groove, so that the paper discharge receiving tray 7 is shown in FIG. 8 can be displaced between the storage position and the use position of FIG. In the storage position and the use position, the posture of the paper discharge receiving tray 7 is defined by the first boss 7e and the second boss 7f. The paper discharge receiving tray 7 is placed in a posture having a predetermined upward inclination angle so that the discharged paper does not slide off the paper discharge receiving tray 7 at the use position.

  Even if the first boss 7e tries to enter the second guide groove 7c at the connection position (step 41d) between the first guide groove 7b and the second guide groove 7c, the step 41d is formed. The first boss 7e does not easily enter the second guide groove 7c.

  As described above, the second guide groove 41c for guiding the discharge receiving tray 7 as the recording medium support member is not closed at the end of the discharge receiving tray 7 on the drawing direction side, and has an opening shape. (Opening 41a), and since this opening 41a is closed by a front panel 38 which is a housing member constituting the appearance of the apparatus, the paper receiving tray 7 is removed by removing the front panel 38 ( Can be exchanged).

  That is, it is not necessary to remove the tray guide 41 when removing (replacing) the paper discharge receiving tray 7, and it is possible to easily replace the paper discharge receiving tray 7 during the replacement operation while securely assembling the paper discharge receiving tray 7 to the apparatus main body. Become.

  Further, since the first guide groove 41b and the second guide groove 41c are connected, it is necessary to insert the first boss 7e and the second boss 7f separately into the guide groove when the discharge receiving tray 7 is attached. If the first boss 7e and the second boss 7f are inserted from the use position side, they can be inserted into the first guide groove 41b and the second guide groove 41c, respectively. It has come to improve.

  The embodiment described above is an example. For example, in this embodiment, the recording medium support member according to the present invention is applied to the discharge receiving tray 7, but the support member 13 provided in the sheet feeding unit 4 is used. The present invention can also be applied. That is, the present invention is not limited to the paper discharge receiving tray, and can be applied to a recording medium support member that supports other recording media.

DESCRIPTION OF SYMBOLS 1 Inkjet printer, 2 recording part, 3 scanner part, 4 paper feeding part, 5 paper cassette, 6 paper discharge port, 7 paper discharge receiving tray, 7a base part, 7b, 7c drawer part, 7d stopper part, 7e 1st boss , 7f 2nd boss, 8 Front cover, 9 Operation panel, 10 Scanner cover, 13, 14 Support member, 15 Feed roller, 16 Separation roller, 18 Feed roller, 20 Reverse roller, 21 Separation roller, 24 Transport drive roller , 25 transport driven roller, 26 roller support member, 28 guide member, 30 carriage, 31 inkjet recording head, 33 driven roller, 34 discharge drive roller, 35 discharge driven roller, 37 central housing, 38 front panel, 39 lower housing, 41 Tray guide, 41a opening, 41b First guide ,
41c 2nd guide groove, 41d Step part, 41e 1st deformation piece, 41f 2nd deformation piece, 41g protrusion, 41h protrusion, 41j bottom face, P1, P2 Recording paper

Claims (4)

A recording medium support member for supporting a recording medium, provided to be displaceable between a storage position and a use position that is a position pulled out of the apparatus from the storage position;
A guide member into which a boss provided on the recording medium support member is inserted, and a guide member for guiding the recording medium support member between the storage position and the use position by the guide groove; Prepared,
The guide groove has an opening at which an end of the recording medium support member in the pull-out direction allows the boss to enter,
The opening is closed by a housing member constituting the appearance of the device.
A recording apparatus. The recording apparatus according to claim 1, wherein a plurality of the bosses are provided at appropriate intervals along a displacement direction of the recording medium support member.
The plurality of bosses are composed of a first boss and a second boss positioned in the pull-out direction of the recording medium support member from the first boss,
The guide groove is constituted by a first guide groove that guides the first boss and a second guide groove that guides the second boss and has the opening formed therein. The first guide groove and the second guide groove are connected;
The first boss is configured to be able to enter the first guide groove through the second guide groove when the recording medium support member is attached to the apparatus.
A recording apparatus. The recording apparatus according to claim 2, wherein the first boss is formed with a protruding height higher than that of the second boss,
A step where the bottom surface of the second guide groove is higher than the bottom surface of the first guide groove is formed at a connection portion between the first guide groove and the second guide groove.
When the first boss passes through the second guide groove when the recording medium support member is attached, the tip of the first boss comes into pressure contact with the bottom surface of the second guide groove, and the first boss Having a configuration in which the pressure contact state is eliminated by entering the first guide groove through the step.
A recording apparatus. The recording apparatus according to claim 2 or 3, wherein an attitude of the recording medium support member at the use position is defined by the first boss and the second boss.
A recording apparatus.

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