JP6326741B2 - Recording device - Google Patents

Description

  The present invention relates to a recording apparatus.

  2. Description of the Related Art Conventionally, as a kind of recording apparatus, an ink jet printer that performs printing by ejecting ink from a recording head onto a sheet or the like is known. In such an ink jet printer, in order to continuously and stably supply ink to a printer head when a relatively large amount of printing is performed, an external ink supply device ( A configuration has been proposed in which a liquid supply device is provided and ink is supplied to a printer head (see, for example, Patent Document 1).

  Such a liquid supply device includes a large-capacity ink pack (liquid container), and ink is supplied by an ink supply tube that communicates the liquid supply device and the printer head in the main body device.

JP 2009-202346 A

  Such an ink jet printer may be used by many users. In such a case, there is a risk that the replacement operation of the ink pack may be performed at the discretion of the individual user. Therefore, there is a problem that the ink pack is replaced while ink is still remaining, or the liquid container is not properly mounted.

  SUMMARY An advantage of some aspects of the invention is to solve at least a part of the problems described above, and the invention can be implemented as the following forms or application examples.

  Application Example 1 A recording head capable of ejecting liquid onto a recording medium, a recording medium holding unit that holds the recording medium, a conveying unit that conveys the recording medium to the recording head, the recording head, and the conveying unit A housing into which the recording medium holding unit is inserted, an insertion port that is formed on the outer surface of the housing and into which the recording medium holding unit is inserted, and a liquid container that contains the liquid; A holding body for holding the liquid container, and a lid attached to the holding body so as to be openable and closable, disposed on at least one outer surface adjacent to the outer surface where the insertion port of the housing is formed. And a lock mechanism for maintaining the lid in a closed state, and a supply unit that supplies the liquid from the liquid container to the inside of the housing.

  According to this application example, the lid is provided with a lock mechanism for maintaining the closed state. Thereby, there is no possibility that the replacement operation of the liquid container is performed at the judgment of each user. Therefore, it can be avoided that the liquid container is exchanged while the liquid still remains, or the liquid container is not properly mounted.

  Application Example 2 The recording apparatus, wherein the lock mechanism locks the holding body and the lid.

  According to this application example, the closed state of the lid can be maintained.

  Application Example 3 The recording apparatus, wherein the lock mechanism locks the housing and the lid.

  According to this application example, the closed state of the lid can be maintained.

  Application Example 4 The holding mechanism is disposed on both outer surfaces adjacent to the outer surface on which the insertion port of the housing is formed, and the lock mechanism for maintaining the lids on both sides closed. The recording apparatus comprising the above.

  According to this application example, there is no possibility that the liquid container held by the holding bodies on both sides will be replaced at the discretion of individual users.

  Application Example 5 The recording apparatus, wherein the holding body holds a plurality of the liquid containers, and the lock mechanism is disposed at a position between the liquid containers.

  According to this application example, it is possible to suppress an increase in size of the holding body by providing the lock mechanism on the holding body.

  Application Example 6 The recording apparatus, wherein the lock mechanism is disposed on the lid.

  According to this application example, an increase in the manufacturing cost of the housing can be suppressed.

1 is an external perspective view of a recording apparatus. The figure which looked at the recording apparatus in the state which removed the auto document feeder from the front side. FIG. 3 is a perspective view of the recording apparatus in a state where a lid of the ink supply apparatus is removed. The perspective view of an ink container. FIG. 3 is a perspective view of the recording apparatus in a state where an upper part of the housing is removed. (A) is the external appearance perspective view which shows the part by which the ink supply apparatus was provided in Embodiment 2, (b) is the figure which looked at the part by which the ink supply apparatus was provided from the front, (c). FIG. 3 is a diagram showing a schematic configuration of a lock mechanism. The perspective view which expanded the part of the lock mechanism. FIG. 9 is an external perspective view showing a portion on the side where an ink supply device is provided in Embodiment 3.

(Embodiment 1)
Hereinafter, an embodiment of a recording apparatus will be described with reference to the drawings. FIG. 1 is an external perspective view of an ink jet printer (hereinafter referred to as a printer) 11 as a recording apparatus in the present embodiment. The printer 11 includes a main body device 14 having a printing unit 12 that ejects ink (liquid) to form an image and a reading unit 13 that reads an original G (medium), and an ink supply device 15 a that supplies ink to the printing unit 12. 15b. The ink supply device 15 a is attached to the left side of the main body device 14, and the ink supply device 15 b is attached to the right side of the main body device 14.

  The reading unit 13 is disposed on the printing unit 12. The reading unit 13 includes a document table (not shown) formed of a transparent plate member such as glass, and can read a document G placed on the document table. On the reading unit 13, an auto document feeder 16 connected to an upper end portion on the rear surface of the reading unit 13 via a hinge unit (not shown) is disposed. The auto document feeder 16 can sequentially feed a plurality of stacked originals G on a reading window (not shown) formed of a transparent plate member such as glass while reversing the originals one by one. It is.

  A paper cassette 29 is provided in the opening 30 formed on the front side of the housing 25 so that it can be inserted and removed in the front-rear direction. The opening 30 is an insertion opening through which the paper cassette 29 is detachably attached to the housing 25. On the upper side of the paper cassette 29, a paper discharge tray 32 is provided to be extendable in the front-rear direction.

  A plurality of sheets are stacked on the sheet cassette 29 in a stacked state. The sheets placed in the sheet cassette 29 are supplied one by one into the housing 25, and the printed sheets are discharged from the discharge outlet 31 and placed on the discharge tray 32.

  An extension cassette unit 141 is provided below the housing 25. The extension cassette unit 141 is provided with a paper cassette 140 that can be inserted and removed in the front-rear direction.

  The configuration of the case 18 of the ink supply devices 15a and 15b will be described in detail. The lid 21 of the case 18 has a shape of a covered rectangular box that opens on the container body 20 side, is long in the front-rear direction, and is shallower than the container body 20. The lid body 21 is connected to the upper end portion on the rear surface of the container body 20 via a hinge portion (not shown). Therefore, when the lid body 21 is opened and closed, the lid body 21 rotates about the hinge portion. That is, the lid 21 is opened from the front side of the container body 20 and is closed on the front side of the container body 20.

  The container body 20 has a bottomed rectangular box-shaped bottom wall forming member 50 and a plate-shaped inner wall forming member that forms an inner half of the side wall (half of the main body device 14 in the left-right direction) and is curved in a substantially U shape. 51, a plate-shaped outer wall forming member 52 that forms the outer half of the side wall (the half opposite to the main body device 14 in the left-right direction) and is curved in a substantially U shape, and a hollow that forms the peripheral edge of the opening And an edge member 53 having a rectangular frame shape.

  The container body 20 is configured by combining an inner wall forming member 51 as an example of a dividing member and an outer wall forming member 52 as an example of a dividing member. That is, the side wall of the container body 20 is configured by combining the inner wall forming member 51 and the outer wall forming member 52 which are two divided members.

  A lock mechanism 22 is provided on the front side of the lid 21 and the edge member 53 of the ink supply devices 15a and 15b. The lock mechanism 22 can maintain the lid 21 in a closed state with respect to the container body 20 by a so-called padlock 60.

  FIG. 7A is an enlarged view of the lock mechanism 22 with the padlock 60 removed, and is a perspective view seen from the front side. The lid 21 is provided with a plate-like member 150 extending in the left-right direction. The edge member 53 is provided with a plate-like member 151 extending in the left-right direction.

  The user can engage the plate-like member 150 and the plate-like member 151 by rotating the lid body 21 in an open state with respect to the container main body 20 of FIG. 1 and closing the container main body 20. It is. Then, when the lid body 21 in a closed state is rotated and the container body 20 is rotated in the opening direction, the plate-like member 150 and the plate-like member 151 are in a disengaged state.

  The plate-like member 150 is formed with a through hole 152 penetrating in the vertical direction, and the plate-like member 151 is formed with a through hole 153 penetrating in the vertical direction. The lid 21 is kept closed with respect to the container body 20 by the collar portion of the padlock 60 passing through the through holes 152 and 153 and being locked by a key (not shown).

  The lock mechanism 22 includes plate-like members 150 and 151 and can be maintained in a closed state by the padlock 60.

  In the present embodiment, the collar portion of the padlock 60 is passed through the through holes 152 and 153 provided in the plate-like members 150 and 151 in FIG. 7A, but the plate-like member of the lid body 21 in FIG. The U-shaped linear member 154 provided in 150a may pass through the long hole 156 provided in the plate-like member 151a of the container main body 20 in FIG.

  As shown in FIG. 7 (d), the lid 21 is placed in the container by the hook portion of the padlock 60 passing through the opening 155 of the linear member 154 with the plate-like member 150a and the plate-like member 151a engaged. The closed state with respect to the main body 20 is maintained.

  FIG. 2 is a diagram of the printer 11 as seen from the front side in a state where the auto document feeder 16 is removed from the state of FIG.

  A broken line 13a indicates a position in the height direction of the document table on which the document G is placed. In the ink supply devices 15a and 15b, when the lid 21 is closed, the position of the upper end 21a of the lid 21 is the same as or lower than the position 13a in the height direction of the reading surface (original table). Be prepared to be.

  With such a configuration, the user lifts and rotates the auto document feeder 16 of FIG. 1 to open the document table, and then places the document G on the document table, and the reading unit 13 images the document G. In the operation until the original G is removed from the original table after the image is read, the operability is good. In addition, when the size of the original G is so large that it protrudes from the original table, the original G that protrudes in the left-right direction of the original table does not interfere with the ink supply devices 15a and 15b, and the operability is good. Further, if the height of the upper surfaces of the ink supply devices 15a and 15b is set to be substantially the same as the height of the document table, the protruding document G can be supported, and the document G can be supported by bending the document G. Damage can be prevented.

  FIG. 3 is a perspective view of the printer 11 with the lid 21 of the ink supply devices 15a and 15b removed. The ink supply device 15a is detachably provided with one ink container 17a that stores monochrome ink. The ink supply device 15b is detachably equipped with three ink containers 17b that respectively store yellow, magenta, and cyan color inks. The ink capacity that can store ink in the ink container 17a is larger than the ink capacity that can store ink in the ink container 17b. The ink capacities of the three ink containers 17b are substantially the same.

  FIG. 4 is a perspective view of the ink containers 17a and 17b. The ink containers 17a and 17b include an ink bag 90 that stores ink. A support member (hanger member) 92 is attached to the upper end side of the ink bag 90. That is, the ink bag 90 is engaged with the support member 92.

  The ink bag 90 is formed by welding the peripheral edges of the two flexible films 90a with a cylindrical ink lead-out portion (not shown) sandwiched between the peripheral edges of the two rectangular flexible films 90a. Is done.

  The support member 92 of the ink containers 17 a and 17 b includes a first support member 105 and a second support member 106 that are attached to the upper end portion of the ink bag 90 so as to sandwich the upper end portion. In addition, columnar convex portions 123 that are inserted into ink bag through holes (not shown) formed in the ink bag 90 are respectively provided at both end portions of the second support member 106. Further, the second support member 106 is formed with an engagement notch recess 130 that engages with the protrusion 123 inserted through the ink bag through hole.

  The three ink containers 17b are configured so that the projecting piece 122 is a recess (not shown) in the container body 20 in a posture in which the longitudinal direction of the first support member 105 is inclined with respect to the left-right direction (for example, 30 degrees). To hold.

  A valve body (not shown) is provided on the upper portions of the ink containers 17a and 17b. The valve body operates by rotating the cap 87 in a downward direction, and the inside of the ink containers 17a and 17b. Connection tube 37a, 37b will be in a communication state.

  The depth of the case 18 of the ink supply device 15a is shorter than the depth of the case 18 of the ink supply device 15b. The positions of the front end portions of the ink supply device 15a and the ink supply device 15b are substantially the same in the front-rear direction, but the position on the back side of the ink supply device 15a is the position on the back side of the ink supply device 15b. It is in front of the position. For this reason, the ink supply device 15 a is not disposed on the left rear surface portion of the housing 25.

  With such a configuration, the user connects a plug (not shown) connected to the power cord to supply AC power to a plug receptacle (not shown) provided on the left rear surface of the housing 25. The connection work at the time can be facilitated.

  Further, the width L1 of the case 18 of the ink supply device 15a is shorter than the width L2 of the case 18 of the ink supply device 15b, and the length in the height direction of the case 18 of the ink supply device 15a is It is shorter than the length in the height direction of the case 18 of the supply device 15b. Thus, the case 18 of the ink supply device 15a and the case 18 of the ink supply device 15b are different in size.

  FIG. 5 is a perspective view of the printer 11 with the upper portion of the housing 25 removed. The printing unit 12 includes a substantially rectangular housing 25 that is long in the left-right direction. A support base 26 that supports a sheet P as a recording medium is provided at the center of the housing 25. A carriage 27 that can reciprocate in the left-right direction, which is the main scanning direction, is provided above the support base 26.

  A recording head 28 that ejects ink is supported in the carriage 27 so as to be exposed from the lower surface of the carriage 27. The recording head 28 faces the support base 26. The recording head 28 ejects ink from a plurality of nozzles (not shown) onto the paper P that is conveyed from the rear side to the front side on the support base 26 while the carriage 27 moves in the left-right direction. Print on P.

  The paper cassette 29 is provided below the support base 26 in the housing 25. The paper P in the paper cassette 29 is fed from the rear side onto the support table 26 while being reversed one by one by a paper feeding mechanism (not shown).

  The paper P printed on the support base 26 is sequentially discharged from a paper discharge port 31 in FIG. 1 constituted by an area above the paper cassette 29 in the opening 30.

  A holder case 34 having a rectangular box shape with an opening on the front side is provided at the left end in the housing 25. In the holder case 34, four hollow ink supply needles (not shown) arranged in the left-right direction are provided.

  Each ink supply needle extends in the front-rear direction and penetrates the side wall of the holder case 34. One end side of the flexible ink supply tube 36 is connected to the rear end portion of each ink supply needle, and the other end side of the ink supply tube 36 is connected to the recording head 28.

  One end of one flexible connection tube 37a is connected to the front end of the ink supply needle, and the other end of the connection tube 37a is connected to an ink container 17a housed in the ink supply device 15a. (See FIG. 3).

  One end side of the three flexible connection tubes 37b is connected to the front end portion of each ink supply needle, and the other end side of the connection tube 37b is connected to each ink container 17b accommodated in the ink supply device 15b. (See FIG. 3).

  A valve body (not shown) is provided on the upper portions of the ink containers 17a and 17b. The valve body operates by rotating the cap 87 in a downward direction, and the inside of the ink containers 17a and 17b. Connection tube 37a, 37b will be in a communication state.

  Accordingly, monochrome ink is supplied to the recording head 28 from the ink container 17a accommodated in the ink supply device 15a via the connection tube 37a, the ink supply needle, and the ink supply tube 36.

  Further, yellow ink, magenta ink, and cyan ink are supplied to the recording head 28 from the ink container 17b accommodated in the ink supply device 15b through the connection tube 37b, the ink supply needle, and the ink supply tube 36, respectively. Is done.

  The paper cassette 29 in this embodiment constitutes a recording medium holding unit, the ink containers 17a and 17b constitute a liquid container, and the case 18 constitutes a holder.

  In the present embodiment, the collar portion of the padlock 60 is passed through the through holes 152 and 153 provided in the plate-like members 150 and 151 in FIG. 7A, but the plate-like member of the lid body 21 in FIG. The U-shaped linear member 154 provided in 150a may pass through the long hole 156 provided in the plate-like member 151a of the container main body 20 in FIG.

  As shown in FIG. 7 (d), the lid 21 is placed in the container by the hook portion of the padlock 60 passing through the opening 155 of the linear member 154 with the plate-like member 150a and the plate-like member 151a engaged. The closed state with respect to the main body 20 is maintained.

  Further, the padlock may be a ring-shaped member or one having a code number drawn on the protruding portion without using a key for unlocking or locking the padlock.

  As described above, the printer 11 according to the present embodiment includes a recording head that can eject ink onto the paper P, a paper cassette 29 that holds the paper P, a transport unit that transports the paper P to the recording head, a recording head, and a transport unit. A housing 25 into which the paper cassette 29 is inserted, an insertion opening (opening 30) for inserting the paper cassette 29, and an ink container 17a for containing ink. 17b and at least one outer surface adjacent to the outer surface on which the opening 30 of the housing 25 is formed, and a case 18 that holds the ink containers 17a and 17b, and a case 18 that can be freely opened and closed. Lid 21, a lock mechanism 22 for maintaining the lid 21 closed, and a supply unit (connection for supplying ink from the ink containers 17 a and 17 b to the inside of the housing 25. Cube comprising 37a, 37b and including at least), and the.

  With this configuration, there is no possibility that the ink containers 17a and 17b may be replaced at the discretion of individual users. Therefore, it can be avoided that the ink containers 17a and 17b are replaced while the ink is still remaining, or the ink containers 17a and 17b are not properly mounted.

  The lock mechanism 22 locks the case 18 and the lid 21. Thereby, the closed state of the lid 21 can be maintained.

(Embodiment 2)
In the first embodiment, the case 18 in which the rotation axis of the lid body 21 is provided on the back side and the front side is opened has been described. A case provided and opened on the side of the housing will be described.

  FIG. 6A is an external perspective view illustrating a portion on the side where the ink supply device 210 according to the second exemplary embodiment is provided. FIG. 6B is a view of a portion where the ink supply device 210 is provided as viewed from the front side. The case 209 of the ink supply device 210 includes a container body 207 and a lid 208.

  As shown in FIG. 6B, the lid 208 rotates in the direction of the arrow with a pivot shaft 216 provided at the lower portion of the lid 208 and extending in the front-rear direction in the axial direction. Thereby, the right side of the lid 208 is provided so as to be openable.

  The main body device 203 includes a reading unit 201 and a printing unit 202. On the right side of the reading unit 201, a flange portion 204 is formed that protrudes to the right side from the wall surface of the housing 205 that houses the printing unit 202. That is, as shown in FIG. 6B, the flange portion 204 is in a position overlapping the container body 207 in the left-right direction. Thereby, it can suppress that the printer 200 enlarges.

  The lower part of the lid 208 has a shape in which the lid 208 is thinner than the other parts and the lower part is recessed. A convex portion 211 that protrudes outward from the concave wall surface 212 of the lid 208 is formed at the bottom of the concave lid 208. The protruding amount of the convex portion is equivalent to that of other non-deflated regions. In other words, the convex portion protrudes relatively due to the depression region. A concave portion (not shown) formed along the shape of the convex portion 211 is formed on the lower inner wall surface of the lid 208. Thereby, the one end side of the lower part of the ink container (refer FIG. 4) accommodated in the container main body 207 can be hold | maintained at this recessed part.

  The lid 208 is provided with a transparent member 213 having transparency. Thereby, the ink container accommodated in the container main body 207 functions as a visible window. Therefore, the deflation of the ink bags of all the ink containers in the case 209 can be viewed from the front side of the case 209 from the outside of the transparent member 213. For this reason, it is possible to recognize the replacement time of each ink container from the deflation of the ink bag 90 of each ink container.

  The lid 208 in FIG. 6A is provided with an opening / closing lever 214 for opening and closing the lid 208. The open / close lever 214 is provided at a position between the plurality of ink containers accommodated in the container main body 207. The opening / closing lever 214 includes a lock mechanism for fixing the container main body 207 and the lid 208 in the closed state and a hook or the like (not shown), and requires an installation space for them. Even in such a case, the width of the case 209 can be shortened by providing the open / close lever 214 at a position between the plurality of ink containers accommodated in the container main body 207.

  The lid 208 and the container body 207 are provided with a lock mechanism 215 capable of maintaining the lid 208 in a closed state. FIG. 6C is a diagram illustrating a schematic configuration of the lock mechanism 215. The lock mechanism 215 is configured by a so-called cylinder lock.

  A holding member 217 is provided on the top of the lid 208. The holding member 217 is provided with a rotating member 218 so as to be rotatable. A lever 219 is provided at the end of the rotating member 218. When the user inserts the key 221 into the opening of the rotating member 218 and rotates it, the lever 219 rotates and engages with the engaging portion 220 provided in the container body 207, and the lid 208 is the container. The main body 207 is closed.

  An extension cassette unit 206 is provided below the casing 205 separately from a paper cassette (not shown) provided in an insertion port of the casing 205 so that it can be inserted and removed. The lower end portion of the case 209 is at a position below the bottom portion 205 a of the housing 205, and the lower end portion of the case 209 is at a position above the bottom portion 206 a of the extension cassette unit 206.

The lid 208 in FIG. 6A is provided with an opening / closing lever 214 for opening and closing the lid 208. The open / close lever 214 is provided at a position between the plurality of ink containers accommodated in the container main body 207. The opening / closing lever 214 includes a lock mechanism for fixing the container main body 207 and the lid 208 in the closed state and a hook or the like (not shown), and requires an installation space for them. Even in such a case, the width of the case 209 can be shortened by providing the open / close lever 214 at a position between the plurality of ink containers accommodated in the container main body 207.

(Embodiment 3)
In the third embodiment, a lock mechanism that locks the case lid with respect to the housing of the apparatus main body will be described. FIG. 8 is an external perspective view showing a portion on the side provided with the ink supply device 210a in the present embodiment. The case 209a includes a lid 208a and a container body 207a.

  An opening / closing lever 230 is provided on the top of the lid 208a. The housing 205 of the printing unit 202 is provided with an engaging portion 231 that can engage with the opening / closing lever 230. A lock mechanism 232 is provided on the opening / closing lever 230 and the engaging portion 231. The lock mechanism 232 is configured by a cylinder lock.

  The lock mechanism 232 of the present embodiment locks the housing 205 and the lid 208a. Thereby, the closed state of the lid 208a can be maintained.

  The lock mechanism 232 is disposed at a position between the ink containers 17b. As described above, the lock mechanism 232 includes a structure such as a hook (not shown) in addition to the lock mechanism 232 for fixing the apparatus main body and the lid 208a in the closed state. Installation space is required. Even in such a case, the opening / closing lever 230 is provided at a position between the plurality of ink containers accommodated in the case 209a, and the lock mechanism 232 is provided on the lid 208a of the case 209a, thereby It can suppress that 209a enlarges.

  In addition, the lid 208a is provided with a cylinder lock constituted by the holding member 217, the rotation member 218, the lever 219, and the like described with reference to FIG. Therefore, as compared with the case where such a cylinder lock is provided in the main body device 203, the lid 208a is smaller than the housing 205, so that the assembly efficiency is good and an increase in the manufacturing cost of the printer 200a can be suppressed.

  DESCRIPTION OF SYMBOLS 11,200 ... Inkjet printer, 13, 201 ... Reading part, 17a, 17b ... Ink container, 18, 209, 209a ... Case, 21, 208, 208a ... Lid, 22, 215, 232 ... Lock mechanism, 25 205, housing, 28, recording head, 29, paper cassette, 30, opening, 37a, 37b, connection tube.

Claims (5)

A recording head capable of ejecting liquid onto a recording medium;
A recording medium holding unit for holding the recording medium;
A transport unit for transporting the recording medium from the recording medium holding unit to the recording head;
A housing that houses the recording head and the transport unit, and into which the recording medium holding unit is inserted;
An insertion port formed on the outer surface of the housing for inserting the recording medium holding unit;
A liquid container for containing the liquid;
A holding body that is disposed on at least one outer surface adjacent to the outer surface on which the insertion port of the housing is formed, and holds the liquid container;
A lid attached to the holding body so as to be freely opened and closed;
A locking mechanism for maintaining the closed state of the lid by locking the housing and the lid;
A supply unit for supplying the liquid from the liquid container into the housing;
A recording apparatus comprising: The recording apparatus according to claim 1,
The holding body is provided on the outer side surfaces on both sides adjacent to the outer side surface where the insertion port of the housing is formed, and includes the locking mechanism for maintaining the lids on both sides closed. A recording device. The recording apparatus according to claim 1 or 2, wherein
The holding body holds a plurality of the liquid containers,
The recording apparatus according to claim 1, wherein the lock mechanism is disposed at a position between the liquid containers. The recording apparatus according to any one of claims 1 to 3, wherein
The recording apparatus according to claim 1, wherein the lock mechanism is disposed on the lid. The recording apparatus according to any one of claims 1 to 4, wherein
A reading unit that is disposed above the housing and reads an image drawn on a document placed on a document table;
The recording apparatus according to claim 1, wherein the uppermost position of the holding body is lower than the original table.

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