JP2008120571A - Image forming device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an image forming device capable of enhancing the take-out property of a sheet by moving the sheet discharged on an upper part of an image forming unit without deformation. <P>SOLUTION: As shown in Fig. 1(A), when a holding unit 60 is turned in the direction of an arrow A in order to take out a sheet P discharged on a discharge tray 42, a substrate 56 and a lifting plate 62 are turned, and as shown in Fig. 1(B), the lifting plate 62 lifts the sheet P and raised from the discharge tray 42. As shown in Fig. 1(C), when the holding unit 60 is drawn in the direction of an arrow B while the sheet P is raised, the sheet P is abutted on a pushing plate 66 and pushed out from the discharge tray 42. Since the sheet P is moved in a raised state, the sheet P is neither hooked to a rib nor deformed even when a projecting rib extending in the discharging direction of the sheet P is provided on the discharge tray 42. In other words, the discharged sheet P can be moved without deformation, and the take-out property of the sheet P can be enhanced. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to an image forming apparatus that forms an image on a sheet material.

  In an image forming apparatus that discharges a sheet material on which an image is formed between an image forming unit that forms an image on a sheet material and an image reading unit that is disposed above the image forming unit with a gap, There has been a problem that it is difficult to take out the sheet material discharged to the discharge portion because the provided image reading portion becomes an obstacle.

  In addition, even when the image reading unit is not provided above, it is difficult for a user using a wheelchair to take out the sheet material discharged to the discharge unit when the sheet material is discharged to the back of the discharge unit. was there.

Therefore, an image forming apparatus is proposed in which a jogger member for manually moving the discharged sheet material in a direction orthogonal to the sheet material discharge direction is provided in the discharge portion. (Patent Document 1)
Specifically, a cylindrical jogger member having one end bent in an L shape is provided so as to be movable in a direction orthogonal to the sheet material discharge direction. Then, when the sheet material is discharged to the discharge portion and the other end of the jogger member is pulled toward the front (user side), the L-shaped one end portion hits the width direction end portion of the sheet material, and the jogger member It pushes forward.

In this way, by moving the sheet material forward, the take-out property of the discharged sheet material is improved.
JP-A-8-337347

  However, according to this image forming apparatus, since the sheet material is moved in a direction orthogonal to the sheet material discharge direction in a state where the sheet material is placed on the discharge portion, a convex shape extending in the sheet material discharge direction is formed in the discharge portion. When the rib is provided, it is conceivable that the moving sheet material is caught by the rib and deformed.

  An object of the present invention is to consider the above facts and to move the discharged sheet material without deforming it and improve the take-out property of the sheet material.

  An image forming apparatus according to claim 1 of the present invention includes: an image forming unit that forms an image on a sheet material; and a discharge unit that is provided above the image forming unit and that discharges a sheet material on which an image is formed. And a sheet material take-out device that lifts the sheet material discharged to the discharge portion and is movable in a direction intersecting with the discharge direction of the sheet material.

  According to the above configuration, the image forming unit forms an image on the sheet material, and the sheet material on which the image is formed is discharged to a discharge unit provided on the upper portion of the image forming unit.

  When the sheet material is discharged, the discharged sheet material is lifted by the sheet material take-out device, and the sheet material is moved in a direction intersecting with the discharge direction of the sheet material.

  That is, by lifting the sheet material by the sheet material take-out device, the sheet material can be lifted from the discharge portion and moved in a state where the sheet material is lifted.

  As described above, since the sheet material is moved in a floating state from the discharge portion, even when the discharge portion is provided with a convex rib extending in the discharge direction of the sheet material, the sheet material is caught and deformed by the rib. There is nothing wrong.

  Therefore, the discharged sheet material can be moved without being deformed, and the sheet material can be easily taken out.

  An image forming apparatus according to a second aspect of the present invention is the image forming apparatus according to the first aspect, wherein the sheet material taking-out device forms a part of the discharge portion, and the first substrate on which the discharged sheet material is placed; And a support means for supporting the first substrate so as to be rotatable in the sheet material discharging direction, and supporting the first substrate so as to be movable in a direction intersecting the sheet material discharging direction.

  According to the above configuration, the first substrate supported by the support means is rotated and moved in a direction intersecting the sheet material discharge direction, thereby lifting the discharged sheet material and intersecting the sheet material discharge direction. The sheet material can be moved in the direction in which it is made.

  An image forming apparatus according to a third aspect of the present invention is the image forming apparatus according to the second aspect, wherein the first substrate is lifted by placing the sheet material on the first substrate when the first substrate rotates in the sheet material discharge direction. A plate is provided.

  According to the above configuration, when the first substrate rotates, the sheet material is placed on the lifting plate and lifted. For this reason, the sheet material can be lifted on a wide surface.

  An image forming apparatus according to a fourth aspect of the present invention is the image forming apparatus according to the third aspect, wherein the end of the lifting plate hits the end of the sheet material in the width direction and intersects the sheet material discharge direction. The first extruded plate to be moved is erected.

  According to the said structure, since a 1st extrusion board hits the width direction edge part of a sheet | seat material, and moves a sheet | seat material, it can move a sheet | seat material, without the laminated | stacked sheet | seat material sliding on the lifting plate. Can do.

  The image forming apparatus according to a fifth aspect of the present invention is characterized in that, in the third or fourth aspect, the lifting plate is provided with a non-slip portion for preventing the mounted sheet material from slipping.

  According to the above configuration, since the non-slip portion is provided on the lifting plate, the lifting plate can move the sheet material without the sheet material sliding on the lifting plate.

  An image forming apparatus according to a sixth aspect of the present invention is the image forming apparatus according to any one of the third to fifth aspects, wherein the lifting plate is recessed in the discharge portion and disposed below the first substrate. It is stored in the part.

  According to the above configuration, the lifting plate is stored in the storage unit provided in the discharge unit, and thus does not hit the sheet material discharged to the discharge unit.

  An image forming apparatus according to a seventh aspect of the present invention is the image forming apparatus according to any one of the second to sixth aspects, wherein a first grip portion located outside the image forming portion is provided at an end portion of the support means. It is characterized by that.

  According to the above configuration, since the user can move the sheet material by operating the first grip portion provided at the end of the support means, the operability can be improved.

  An image forming apparatus according to an eighth aspect of the present invention is the image forming apparatus according to the seventh aspect, wherein the first gripping portion is provided with an engaging means, and the lifting plate is connected to the storage portion in the image forming portion. Engaged means for engaging with the engaging means in the housed state is provided.

  According to the above configuration, the engaging means engages with the engaged means in a state where the lifting plate is stored in the storage portion, and the lifting plate is held in a state where it is stored in the storage portion. For this reason, the lifting plate does not accidentally jump out of the storage unit.

  An image forming apparatus according to a ninth aspect of the present invention is the image forming apparatus according to the first aspect, wherein the sheet material taking-out device forms a part of the discharge portion, and the second substrate on which the discharged sheet material is placed; A parallel link that is provided in the discharge unit and rotates to lift the second substrate, a guide hole that is formed in the second substrate and extends in a direction intersecting the sheet material discharge direction, and is inserted into the guide hole, A slide plate that is supported by the second substrate so as to be movable in a direction intersecting with the sheet material discharge direction when hitting the end in the width direction of the sheet material.

  According to the said structure, a parallel link rotates and it lifts without rotating the 2nd board | substrate with which the sheet | seat material was mounted. Further, when the slide plate inserted into the guide hole is moved in a direction intersecting the sheet material discharge direction, the slide plate hits the end portion in the width direction of the sheet material and moves the sheet material.

  In this way, the discharged sheet material can be lifted and moved in a direction that intersects the sheet material discharge direction.

  An image forming apparatus according to a tenth aspect of the present invention is the image forming apparatus according to the ninth aspect, characterized in that a second grip portion located outside the image forming portion is provided at an end portion of the slide plate.

  According to the above configuration, the user can move the sheet material by operating the second grip portion provided at the end portion of the slide plate, so that the operability can be improved.

  An image forming apparatus according to an eleventh aspect of the present invention is the image forming apparatus according to any one of the first to tenth aspects, wherein a direction in which the sheet material taking-out device moves the sheet material discharged to the discharge portion is a sheet material discharge The direction is perpendicular to the direction.

  According to the above configuration, since the sheet material take-out device moves the sheet material discharged to the discharge portion in a direction orthogonal to the sheet material discharge direction, the sheet material can be taken out from the discharge portion with a slight movement.

  According to the present invention, the discharged sheet material can be moved without being deformed, and the take-out property of the sheet material can be improved.

  A first embodiment of an image forming apparatus 10 according to the present invention will be described with reference to FIGS.

  As shown in FIG. 4, the image forming apparatus 10 includes an image forming unit 12 that forms an image on a sheet material P, a developing unit 24 </ b> Y that forms a yellow toner image in the image forming unit 12, and a magenta toner image. A developing device 24M for forming a toner image, a developing device 24C for forming a cyan toner image, and a developing device 24K for forming a black toner image are arranged in the vertical direction in order from the top. In addition, when it is necessary to distinguish YMCK, it demonstrates by attaching | subjecting any one of Y, M, C, and K after a code | symbol, and when it is not necessary to distinguish YMCK, YMCK is abbreviate | omitted.

  On the other hand, the photosensitive member cartridge 18 disposed above the developing unit 24 includes a drum-shaped photosensitive member 22 and a charging roller 26 that charges the surface of the photosensitive member 22. Further, an optical scanning device 14 corresponding to each color for exposing the surface of the photoconductor 22 to form an electrostatic latent image is disposed adjacent to the photoconductor cartridge 18.

  Further, the developing rollers 20 provided in the developing devices 24Y, 24M, 24C, and 24K respectively convert the electrostatic latent image on the photosensitive member 22 to yellow (Y), magenta (M), cyan (C), and black (K). Visualize by developing with toner.

  Further, a transfer roller 30 for transferring the toner image of the photosensitive member 22 to the sheet material P is disposed to face the photosensitive member 22 and constitutes an image forming unit 46.

  On the other hand, a sheet feeding cassette 16 that accommodates the sheet material P is provided in a lower portion in the image forming unit 12. The sheet feeding cassette 16 is provided with a feed roller 32 that feeds the sheet material P at a predetermined timing, and a sheet material P conveyance path 28 positioned between the feed roller 32 and the developing device 24K has a nip. A conveyance roller 34 is provided, and an optical sheet material passage sensor 36 is disposed on the downstream side of the nip conveyance roller 34.

  The sheet material passage sensor 36 detects the leading edge of the sheet material P, and the electrostatic latent image writing timing of each optical scanning device 14 is controlled based on the detection timing. Further, a fixing device 38 for fixing the toner image to the sheet material P by heating and press-bonding is provided in the conveyance path 28 located on the downstream side of the developing device 24Y. The inside of the housing 39 of the fixing device 38 is provided. Are provided with a fixing roller 38A and a pressure roller 38B with a built-in heater.

  A paper discharge unit 52 is provided on the downstream side of the fixing device 38, and a guide member 48 that guides the sheet material P on which the toner image is fixed and a guide member 48 guides the paper discharge unit 52. A discharge roll 40 is provided for discharging the sheet material P thus discharged onto a discharge tray 42 as a discharge portion. The discharge tray 42 is provided with a sheet material take-out device 54 that lifts the sheet material P discharged to the discharge tray 42 and moves the sheet material P in a direction orthogonal to the discharge direction of the sheet material P. The sheet material take-out device 54 will be described later in detail.

  Further, as shown in FIG. 3A, an image reading unit 50 that reads image information of the document sheet material P is provided above the discharge tray 42, and the image reading unit 50 includes the document sheet material P. Is provided with a platen glass (not shown).

  In the image forming apparatus 10 configured as described above, an image is formed as follows.

  First, as shown in FIG. 4, the charging roller 26 to which a voltage is applied uniformly charges the surface of the photosensitive member 22 at a predetermined charging portion potential.

  Subsequently, the image reading unit 50 reads image information of the original sheet material P placed on the platen glass, and the optical scanning device 14 exposes the charged photosensitive member 22 based on the image information, and the photosensitive member 22 is exposed. To form an electrostatic latent image.

  That is, an electrostatic latent image corresponding to the image information is formed on the photosensitive member 22 by turning on and off the laser emitted from the optical scanning device 14 based on the image information from the image reading unit 50.

  Further, the electrostatic latent image on the photosensitive member 22 is developed with toner carried on the developing device 24 when passing through the developing roller 20, and is visualized as a toner image.

  Therefore, the sheet material P passes through the image forming unit 46 between the photoreceptor 22 and the transfer roller 30, and the toner image is transferred to the sheet material P. The transferred toner image is heat-pressed and fixed on the sheet material P by being nipped and conveyed between a fixing roller 38A and a pressure roller 38B provided in the fixing device 38.

  Further, the sheet material P on which the toner image is fixed is guided by a guide member 48 provided in the paper discharge unit 52, and is discharged to a discharge tray 42 formed on the upper surface of the image forming unit 12 by a discharge roll 40.

  Next, the sheet material extracting device 54 will be described in detail.

  As shown in FIG. 1A, the sheet material take-out device 54 is loaded with the sheet material P discharged from the paper discharge unit 52 at the storage position of the sheet material take-out device 54, and the sheet material P is discharged. A plate-like substrate 56 extending in a direction orthogonal to the discharge direction is provided. Further, at one end of the substrate 56, the substrate 56 is supported by the discharge portion 42 so as to be rotatable in the discharge direction of the sheet material P, and is supported by a columnar rotation that is supported so as to be movable in a direction orthogonal to the discharge direction of the sheet material P. A shaft member 58 is provided. A grip 60 is attached to the front end (the side on which the user stands) of the rotary shaft member 58 so as to be positioned outside the image forming unit 12. The lifting plate 62 is rotated and moved.

  Further, as shown in FIG. 1C, the rotary shaft member 58 is provided with a coil spring 68, and the rotary shaft member 58, the substrate 56, and the lifting plate 62 are imaged by the coil spring 68. It is biased toward the forming portion 12 side.

  On the other hand, a lifting plate 62 having a circular cross section is connected to the upstream end of the substrate 56 in the conveying direction of the sheet material P.

  Specifically, as shown in FIG. 1 (A), the lifting plate 62 is stored in a storage portion 42A that is designed to be concave in the discharge portion 42 at the storage position of the sheet material take-out device 54. As shown in FIG. 1B, the lifting plate 62 lifts the discharged sheet material P by rotating the gripping portion 60 in the arrow A direction.

  Further, at the rear end of the lifting plate 62 (the side opposite to the side where the user stands), the lifting plate 62 is moved in a direction orthogonal to the discharge direction of the sheet material P as shown in FIG. Sometimes, an extrusion plate 66 for moving the sheet material P against the end in the width direction of the sheet material P is erected.

  In FIG. 1, the image reading unit 50 is omitted in order to clarify the movement of the sheet material P discharged to the discharge tray 42.

  With this configuration, as shown in FIG. 1A, FIG. 2A, and FIG. 3A, when the sheet material P on which an image is formed is discharged from the discharge unit 52 to the discharge tray 42, the user Rotates the grip 60 in the direction of arrow A in order to take out the discharged sheet material P.

  By rotating the grip portion 60, the substrate 56 and the lifting plate 62 are rotated, and the lifting plate 62 lifts the sheet material P as shown in FIG. Float from 42. Further, when the sheet material P is lifted, the rear end portion in the front-rear direction of the sheet material P is separated from the paper discharge unit 52 as shown in FIG.

  As shown in FIGS. 1C and 3B, when the gripping portion 60 is pulled in the arrow B direction with the sheet material P floating from the discharge tray 42, the substrate 56 and the lifting plate 62 are Then, the sheet material P moved in a direction orthogonal to the discharge direction of the sheet material P and lifted by the lifting plate 62 moves against the push plate 66 and is pushed out from the discharge tray 42.

  When the sheet material take-out device 54 is returned to the storage position, the sheet material take-out device 54 is moved to the position shown in FIG. Further, the sheet material take-out device 54 can be returned to the storage position by rotating the grip 60 in the direction opposite to the arrow A direction.

  As described above, in order to move the sheet material P in a state of floating from the discharge tray 42, even when the discharge tray 42 is provided with a convex rib extending in the discharge direction of the sheet material P, the sheet material P becomes the rib. It will not be caught and deformed. That is, the sheet material P discharged to the discharge tray 42 can be moved without being deformed, and the take-out property of the sheet material P can be improved.

  Further, since the sheet material P is moved in a state in which the rear end portion in the front-rear direction of the sheet material P is separated from the sheet discharge portion 52, the sheet material P is strongly struck and the sheet material P is deformed. There is no such thing.

  Further, since the extrusion plate 66 hits the width direction end of the sheet material P and pushes out the sheet material P, the sheet material P can be moved without the sheet material P sliding on the lifting plate 62.

  Further, since the lifting plate 62 is stored in the storage portion 42A at the storage position of the sheet material take-out device 54, the lifting plate 62 does not become an obstacle to the sheet material P discharged from the paper discharge portion 52. .

  In addition, the operability can be improved by providing the grip portion 60.

  Although the present invention has been described in detail with respect to specific embodiments, the present invention is not limited to such embodiments, and various other embodiments are possible within the scope of the present invention. It is clear to the contractor. For example, in the above embodiment, the holding surface of the lifting plate 62 is not provided with a non-slip portion that prevents slipping with the sheet material P, but a plurality of convex shapes are provided on the holding surface of the lifting plate 62. These ribs may be provided in the sheet material discharge direction to prevent the sheet material P from sliding on the upper surface of the lifting plate 62.

  Next, a second embodiment of the image forming apparatus 10 of the present invention will be described with reference to FIGS.

  In addition, about the same member as 1st Embodiment, the same code | symbol is attached | subjected and the description is abbreviate | omitted.

  As shown in FIG. 8, the substrate 70 and the lifting plate 72 of this embodiment are not integrally formed. Instead, the lifting plate 72 has a direction orthogonal to the discharge direction of the sheet material P. As the rotation axis direction, it is rotatably attached to the end of the substrate 70.

  Specifically, as shown in FIG. 9, a cylindrical rotating shaft portion 70 </ b> A is provided at the end of the substrate 70, and the lifting plate 72 has a circular hole 72 </ b> A into which the rotating shaft portion 70 </ b> A fits. Is provided. Further, a torsion spring 74 is provided on the rotating shaft portion 70A, and the lifting plate 72 is urged by the torsion spring 74 in a direction to open from the substrate 70 (C direction in the figure). The lifting plate 72 has a stopper surface 72B. When the lifting plate 72 rotates, the stopper surface 72B hits the receiving surface 70B provided on the substrate 70, and the lifting plate 72 It opens 90 degrees with respect to the substrate 70 and stops.

  Further, as shown in FIG. 8, a cylindrical guide pin 76 extending in a direction orthogonal to the discharge direction of the sheet material P is formed at the upstream end of the lifting plate 72 in the conveying direction of the sheet material P. It is provided toward the standing wall 12 </ b> A of the portion 12. Further, an arcuate guide groove 80 is provided on the standing wall 12 </ b> A facing the guide pin 76, and the guide pin 76 is fitted in the guide groove 80 and can move along the guide groove 80.

  On the other hand, a cylindrical lock pin 82 as an engaging means is provided toward the image forming unit 12 at the grip 60 provided at the end of the rotary shaft member 58 and faces the lock pin 82. The image forming unit 12 is provided with a circular hole 84 as an engaged means that engages with the lock pin 82 at the storage position of the sheet material take-out device 54.

  That is, as shown in FIG. 5A, the lock plate 82 is fitted into the circular hole 84, whereby the lifting plate 72 is folded into the substrate 70, and is stored in the storage portion 42 </ b> A at the storage position of the sheet material take-out device 54. It is designed to be stored in.

  In FIG. 5, the image reading unit 50 is omitted in order to clarify the movement of the sheet material P discharged to the discharge tray 42.

  With this configuration, as shown in FIGS. 5A and 6A, when the sheet material P on which the image is formed is discharged from the paper discharge unit 52 to the discharge tray 42, the user is discharged. In order to take out the sheet material P, the grip 60 is pulled in the direction of arrow E until the lock pin 82 is released.

  When the lock pin 82 is released, as shown in FIGS. 5B and 6B, the lifting plate 72 is opened by the biasing force of the torsion spring 74 (see FIG. 9). The guide pin 76 provided on the plate 72 moves along the guide groove 80, the stopper surface 72B of the lifting plate 72 hits the receiving surface 80B (see FIG. 9) of the substrate 70, and the holding surface of the lifting plate 72 is Stop facing upwards. In this way, when the lifting plate 72 lifts the sheet material P, the rear end portion of the sheet material P is separated from the paper discharge unit 52 as shown in FIG.

  As shown in FIG. 5C and FIG. 6C, when the gripping portion 60 is pulled in the direction of arrow E in a state where the sheet material P is lifted, the substrate 70 and the lifting plate 72 become the sheet material. The sheet material P that moves in the direction orthogonal to the discharge direction and is placed on the lifting plate 72 moves against the push plate 66 and is pushed out of the discharge tray 42.

  In this way, the lifting plate 72 can move and lift the sheet material P without the user rotating the gripping portion 60 using the biasing force of the torsion spring 74 (see FIG. 9). it can.

  When returning the sheet material take-out device 54 to the storage position, the user removes the hand from the gripping portion 60, and the sheet material take-out device 54 is moved to the position shown in FIG. Returning and further rotating the gripping portion 60 in the direction of arrow F and pushing the lifting plate 72 downward causes the lifting plate 72 to be folded onto the substrate 70. Furthermore, in this state, the sheet material take-out device 54 can be returned to the storage position by fitting the lock pin 82 into the circular hole 84.

  Further, the dimension J shown in FIG. 6A in which the sheet material take-out device 54 is accommodated is appropriately determined in consideration of the amount of movement when the lifting plate 72 is opened by the urging force of the torsion spring 74. Is desired. Furthermore, it is desirable that the dimension K is appropriately determined in consideration of the amount of movement of the lifting plate 72.

  Next, a third embodiment of the image forming apparatus 10 of the present invention will be described with reference to FIGS.

  In addition, about the same member as 1st Embodiment, the same code | symbol is attached | subjected and the description is abbreviate | omitted.

  As shown in FIG. 16, the sheet material take-out device 86 of this embodiment is different from the first embodiment in that the upper end is rotatably supported on the lower surface of the substrate 90 on which the discharged sheet material P is placed. A parallel link 92 composed of links 92A and 92B is provided. Moreover, the lower end of this parallel link 92 is attached to the discharge part 42 so that rotation is possible.

  Further, the substrate 90 is provided with a rectangular guide hole 90A extending in a direction orthogonal to the discharge direction of the sheet material P, and below the substrate 90 in a direction orthogonal to the discharge direction of the sheet material P. An extending rectangular slide member 94 is attached to the substrate 90 so as to be movable in a direction orthogonal to the discharge direction of the sheet material P.

  Specifically, the slide member 94 is attached to a slide rail (not shown) provided on the back surface of the substrate 90, and a sheet is provided at the end of the slide member 94 (on the side opposite to the side on which the user stands). An extrusion plate 96 that pushes against the end of the material P and pushes out the sheet material P is erected and protrudes from the guide hole 90A.

  Further, a grip portion 98 positioned outside the image forming portion 12 is provided integrally with the slide member 94 at the end portion (side where the user stands) of the slide member 94, and the grip portion 60 is attached to the sheet material P. By moving in the direction orthogonal to the discharge direction, the slide member 94 and the push plate 96 are moved in a direction orthogonal to the discharge direction of the sheet material P.

  Furthermore, a spring fixing portion 94A to which one end of the coil spring 100 is fixed is provided on the lower surface of the slide member 94, and the other end of the coil spring 100 is fixed to a spring fixing portion 90B provided on the lower surface of the substrate 90. ing. As a result, the slide member 94 is biased toward the end of the substrate 90 (the side opposite to the side where the user stands) by the biasing force of the coil spring 100.

  That is, as shown in FIGS. 10A and 12A, in the storage position of the sheet material take-out device 86, the slide member 94 is urged toward the end of the substrate 90, and the parallel link 92 is folded. It is in a flat state.

  With this configuration, as shown in FIGS. 10A, 12A, and 14A, when the sheet material P on which an image is formed is discharged from the paper discharge unit 52 to the discharge tray 42, In order to take out the discharged sheet material P, the user pulls up the grip portion 98 in the direction of arrow G (see FIG. 12) and rotates the parallel link 92 to be in the standing state. A rotation stopper (not shown) is provided on the rotation shaft of the parallel link 92, and the parallel link 92 is held in an upright state.

  As shown in FIGS. 10B, 12B, and 14B, when the parallel link 92 is set up, the substrate 90 and the slide member 94 move upward, and the sheet material P is moved. Lift up.

  When the sheet material P is lifted, the rear end portion of the sheet material P is separated from the paper discharge unit 52 as shown in FIG.

  As shown in FIGS. 10C, 12C, and 14C, when the grip portion 98 is pulled in the direction of the arrow H in a state where the sheet material P is lifted, the slide member 94 becomes the sheet. The sheet material P, which moves in a direction perpendicular to the discharge direction of the material P and is placed on the substrate 90 and the slide member 94, moves against the push plate 96 and is pushed out from the discharge tray 42.

  As shown in FIG. 11A, FIG. 13A, and FIG. 15A, after the sheet material P is pushed out from the discharge tray 42, the user releases the grip part 98 and slides the slide member. 94 is moved by the urging force of the coil spring 100. However, the extruded sheet material P is held in place by the frictional force with the substrate 90.

  As shown in FIGS. 11 (B), 13 (B), and 15 (B), the parallel link 92 is flattened by pushing down the grip portion 98 in the direction of arrow L (see FIG. 13), and the sheet material. The take-out device 86 returns to the storage position.

  Since the sheet material P is held in an extruded state, the user can easily take out the sheet material P.

FIG. 3A is a perspective view illustrating the image forming apparatus according to the first exemplary embodiment of the present invention and illustrating a state in which a sheet material is discharged from a discharge unit to a discharge tray. FIG. 3B is a perspective view showing the image forming apparatus according to the first embodiment of the present invention, and showing a state in which the sheet material is lifted by the lifting plate. FIG. 3C is a perspective view illustrating the image forming apparatus according to the first embodiment of the present invention, in which the sheet material is moved in a direction orthogonal to the discharge direction of the sheet material P. (A) The side view which showed the image forming apparatus which concerns on 1st Embodiment of this invention, and showed the state by which the sheet material was discharged | emitted from the paper discharge part to the discharge tray. (B) The side view which showed the image forming apparatus which concerns on 1st Embodiment of this invention, and showed the state by which the sheet | seat material was lifted by the lifting plate. FIG. 3A is a perspective view illustrating the image forming apparatus according to the first exemplary embodiment of the present invention and illustrating a state in which a sheet material is discharged from a discharge unit to a discharge tray. FIG. 3B is a perspective view illustrating the image forming apparatus according to the first embodiment of the present invention, and illustrating a state in which the sheet material is moved in a direction orthogonal to the discharge direction of the sheet material P. 1 is a schematic configuration diagram of an image forming apparatus according to a first embodiment of the present invention. FIG. 5A is a perspective view illustrating an image forming apparatus according to a second exemplary embodiment of the present invention and illustrating a state in which a sheet material is discharged from a discharge unit to a discharge tray. (B) A perspective view showing an image forming apparatus according to a second embodiment of the present invention, in which a sheet material is lifted by a lifting plate. (C) The perspective view which showed the image forming apparatus which concerns on 2nd Embodiment of this invention, and showed the state which moved the sheet material to the direction orthogonal to the discharge direction of the sheet material P. FIG. (A) It is the side view and top view which showed the image forming apparatus which concerns on 2nd Embodiment of this invention, and showed the state by which the sheet material was discharged | emitted from the paper discharge part to the discharge tray. (B) An image forming apparatus according to a second embodiment of the present invention, and a side view and a plan view showing a state in which a sheet material is lifted by a lifting plate. (C) The side view and the top view which showed the state which moved the sheet | seat material to the direction orthogonal to the discharge direction of the sheet | seat material P which shows the image forming apparatus which concerns on 2nd Embodiment of this invention. FIG. 6A is a side view illustrating an image forming apparatus according to a second exemplary embodiment of the present invention and illustrating a state in which a sheet material is discharged from a discharge unit to a discharge tray. (B) The side view which showed the image forming apparatus which concerns on 2nd Embodiment of this invention, and showed the state by which the sheet material was lifted by the lifting plate. It is the disassembled perspective view which showed the sheet material taking-out apparatus which concerns on 2nd Embodiment of this invention. It is the expansion disassembled perspective view which showed the sheet material taking-out apparatus which concerns on 2nd Embodiment of this invention. FIG. 8A is a perspective view illustrating an image forming apparatus according to a third exemplary embodiment of the present invention and illustrating a state in which a sheet material is discharged from a sheet discharge unit to a discharge tray. (B) A perspective view showing an image forming apparatus according to a third embodiment of the present invention, in which a sheet material is lifted by a lifting plate. FIG. 8C is a perspective view illustrating the image forming apparatus according to the third exemplary embodiment of the present invention and illustrating a state in which the sheet material is moved in a direction orthogonal to the discharge direction of the sheet material P. (A) It is the perspective view which showed the image forming apparatus which concerns on 3rd Embodiment of this invention, and showed the state which released the hand from the holding part, after moving a sheet | seat material. (B) An image forming apparatus according to a third embodiment of the present invention is a perspective view showing a state in which the sheet material take-out device is returned to the storage position after the sheet material is moved. FIG. 9A is a front view illustrating an image forming apparatus according to a third embodiment of the present invention and illustrating a state in which a sheet material is discharged from a discharge unit to a discharge tray. (B) It is the front view which showed the image forming apparatus which concerns on 3rd Embodiment of this invention, and showed the state by which the sheet | seat material was lifted by the lifting plate. (C) The front view which showed the image forming apparatus which concerns on 3rd Embodiment of this invention, and showed the state which moved the sheet material to the direction orthogonal to the discharge direction of the sheet material P. FIG. (A) It is the front view which showed the image forming apparatus which concerns on 3rd Embodiment of this invention, and showed the state which released the hand from the holding part, after moving a sheet | seat material. (B) The front view which showed the image forming apparatus which concerns on 3rd Embodiment of this invention, and showed the state which returned the sheet material taking-out apparatus to the accommodation position after moving a sheet material. FIG. 9A is a plan view illustrating an image forming apparatus according to a third exemplary embodiment of the present invention and illustrating a state in which a sheet material is discharged from a discharge unit to a discharge tray. (B) An image forming apparatus according to a third embodiment of the present invention, and is a plan view showing a state in which a sheet material is lifted by a lifting plate. (C) An image forming apparatus according to a third embodiment of the present invention, and is a plan view illustrating a state in which a sheet material is moved in a direction orthogonal to the discharge direction of the sheet material P. (A) An image forming apparatus according to a third embodiment of the present invention, and is a plan view showing a state in which a hand is released from a grip after moving a sheet material. (B) The top view which showed the image forming apparatus which concerns on 3rd Embodiment of this invention, and showed the state which returned the sheet material taking-out apparatus to the accommodation position after moving a sheet material. It is the disassembled perspective view which showed the sheet material taking-out apparatus which concerns on 3rd Embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Image forming apparatus 12 Image forming part 42 Output tray (discharge part)
42A Storage Unit 54 Sheet Material Extracting Device 56 Substrate (First Substrate)
58 Rotating shaft member (supporting means)
60 gripping part (first gripping part)
62 Lifting plate 66 Extruded plate (first extruded plate)
70 substrate (second substrate)
72 Lifting plate 82 Lock pin (engagement means)
84 Round hole (engaged means)
86 Sheet material take-out device 90 Substrate (second substrate)
90A Guide hole 92 Parallel link 94 Slide member (slide plate)
96 Extrusion plate (slide plate)
98 gripping part (second gripping part)

Claims (11)

An image forming unit for forming an image on a sheet material;
A discharge unit provided at an upper portion of the image forming unit and discharging a sheet material on which an image is formed;
Lifting the sheet material discharged to the discharge unit, and a sheet material take-out device that is movable in a direction intersecting the sheet material discharge direction;
An image forming apparatus comprising: The sheet material take-out device is
A first substrate that constitutes a part of the discharge portion and on which the discharged sheet material is placed,
A support means for supporting the first substrate so as to be rotatable in the sheet material discharging direction, and supporting the first substrate so as to be movable in a direction crossing the sheet material discharging direction;
The image forming apparatus according to claim 1, further comprising:   The image forming apparatus according to claim 2, wherein the first substrate is provided with a lifting plate for placing and lifting the sheet material when the first substrate is rotated in the sheet material discharging direction. .   A first extrusion plate is erected on an end portion of the lifting plate to move the sheet material in a direction intersecting the sheet material discharge direction by hitting the width direction end portion of the sheet material. Item 4. The image forming apparatus according to Item 3.   The image forming apparatus according to claim 3, wherein the lifting plate is provided with a non-slip portion for preventing the mounted sheet material from slipping.   6. The image forming apparatus according to claim 3, wherein the lifting plate is recessed in the discharge portion and is housed in a housing portion disposed below the first substrate. apparatus.   7. The image forming apparatus according to claim 2, wherein a first grip portion located outside the image forming portion is provided at an end portion of the support means.   The first grip part is provided with an engaging means, and the image forming part has an engaged means with which the engaging means engages in a state where the lifting plate is stored in the storage part. The image forming apparatus according to claim 7, wherein the image forming apparatus is provided. The sheet material take-out device is
Constituting a part of the discharge unit, a second substrate on which the discharged sheet material is placed;
A parallel link which is provided in the discharge portion and rotates to lift the second substrate;
A guide hole formed in the second substrate and extending in a direction intersecting the sheet material discharging direction;
A slide plate that is inserted into the guide hole, hits the end in the width direction of the sheet material, and is supported by the second substrate so as to be movable in a direction intersecting the sheet material discharge direction;
The image forming apparatus according to claim 1, further comprising:   The image forming apparatus according to claim 9, wherein a second grip portion located outside the image forming portion is provided at an end portion of the slide plate. The image according to any one of claims 1 to 10, wherein a direction in which the sheet material take-out device moves the sheet material discharged to the discharge portion is a direction orthogonal to the sheet material discharge direction. Forming equipment.

Images