CN215096443U - Ink jet printer with waste ink collecting function - Google Patents
Ink jet printer with waste ink collecting function Download PDFInfo
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- CN215096443U CN215096443U CN202120038933.5U CN202120038933U CN215096443U CN 215096443 U CN215096443 U CN 215096443U CN 202120038933 U CN202120038933 U CN 202120038933U CN 215096443 U CN215096443 U CN 215096443U
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Abstract
The utility model relates to an ink jet printer with useless ink collecting function, include: a printer main body; the carriage mechanism comprises a carriage and a printing nozzle arranged on the carriage, and the carriage is transversely arranged on the printer main body in a sliding manner; the waste ink cleaning device includes: a fixed mount; the ink removing component is movably arranged on the fixed frame and is provided with an actuating end and an acting end, the actuating end is correspondingly positioned on the moving path of the carriage, and the actuating end can be driven by the carriage to move towards the ejecting point on the waste ink collecting area in the moving process of the carriage, and the waste ink correspondingly positioned on the ejecting point is removed or distributed in a larger range on the waste ink collecting area. The ink removal assembly of the printer can be driven by the carriage to remove or distribute waste ink corresponding to the ejection point to a larger area on the waste ink collecting area, so as to avoid waste ink accumulation to pollute the printing nozzle or cause the printer to fail.
Description
Technical Field
The utility model relates to an ink jet printer technical field especially relates to an ink jet printer with useless ink collecting function.
Background
Inkjet printers are a common type of printing device. An inkjet printer generally includes a printer body and a carriage unit that is slidably disposed on a carriage rail of the printer body in a reciprocating manner. The carriage device is provided with a printing head, and the printing head can spray ink at a designated position before or during printing of the ink-jet printer in order to keep the ink spraying process from a nozzle of the printing head in an optimal condition, so that the printing head is maintained and prevented from being blocked. Or the printer does not print for a long time, the printing head has deposition, and the deposited ink can be ejected in the ejection process, so that the printing image quality is improved.
Due to the requirement of printing density, the ink generally includes pigment ink and dye ink, for example, the black ink is pigment ink, and the color ink is dye ink. The pigment ink is a dispersion composed of particles, and the dye ink is water-soluble ink. When the pigment ink is sprayed on the waste ink cotton, the pigment ink has large solid particles, and is deposited when the moisture of the pigment ink evaporates. When the pigment ink is deposited to a high level, it comes into contact with the print head to contaminate the print head or clog the print head, which deteriorates the image quality. In order to avoid the printer head being contaminated or clogged, it is often necessary for the user to periodically check whether there is ink deposit and frequently replace the waste ink absorbing sponge, which is a relatively complicated process, and in the case where the user forgets to replace the waste ink absorbing sponge, the waste ink is accumulated to a certain height, which may cause the printer to fail. On the other hand, in the waste ink jetting process, if the distance between the print head and the waste ink pad at the bottom is large, the ink droplets may be scattered due to the long ink jetting distance, which may easily cause damage to key components of the printer or contamination of the printer with ink.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the first technical problem that will solve is to prior art's current situation, provides one kind and can in time clear up useless ink to avoid the accumulational useless ink collection device for ink jet printer of useless ink.
The utility model discloses the second technical problem that will solve is to prior art's current situation, provides one kind and can effectively reduce waste ink and fly off in a large number, avoids printer key parts to receive the damage or receive the ink contaminated waste ink collection device for inkjet printer.
The utility model provides a technical scheme that above-mentioned first technical problem adopted does: an ink jet printer having a waste ink collecting function, comprising:
a printer main body provided with a printing region and a waste ink collecting region having ejection sites along a lateral direction thereof;
the carriage mechanism comprises a carriage and a printing nozzle arranged on the carriage, the carriage is transversely arranged on the printer main body in a sliding manner and can move back and forth between the printing area and the waste ink collecting area, and the printing nozzle can move to a spraying point on the waste ink collecting area along with the carriage to perform spraying action;
still including corresponding locating waste ink cleaning device on the waste ink collecting area, this waste ink cleaning device includes:
a fixed mount;
the ink removing component is movably arranged on the fixed frame and is provided with an actuating end and an acting end, the actuating end is correspondingly positioned on the moving path of the carriage, and the actuating end can be driven by the carriage to move towards the ejecting point on the waste ink collecting area in the moving process of the carriage, and the waste ink correspondingly positioned on the ejecting point is removed or distributed in a larger range on the waste ink collecting area.
As an improvement, the ink removal assembly comprises:
the driving piece is rotatably connected with the fixed frame and provided with a first end part positioned at the upper part and a second end part positioned at the lower part, and the first end part of the driving piece is positioned on the moving path of the carriage, so that an actuating end of the ink removing assembly is formed;
and the ink scraping plate is transversely and slidably constrained at the bottom of the fixing frame, is in driving connection with the second end of the driving piece, can move towards the ejection site on the waste ink collecting area under the action of the second end of the driving piece, and forms the action end of the ink removing assembly.
As an improvement, the fixing frame comprises two support frames which are arranged side by side in the front-rear direction, sliding grooves which are transversely arranged are formed in the bottoms of the two support frames, the ink scraping plate is arranged between the two support frames, first limiting columns are arranged on the front side edge and the rear side edge of the ink scraping plate, and the first limiting columns on the front side edge and the rear side edge of the ink scraping plate are correspondingly limited in the sliding grooves of the two support frames in a sliding mode.
In order to drive the doctor blade to stably slide and improve the reliability of waste ink removal, the top of the support frame is provided with a positioning groove, the driving part is of a flat plate structure and is correspondingly positioned between the two support frames, the front side edge and the rear side edge of the driving part are provided with second limiting columns, the second limiting columns are positioned between the first end part and the second end part of the driving part, and the two second limiting columns are rotationally constrained in the positioning grooves.
In order to make the driving piece drive the scraping plate when rotating and remove to avoid the rotation of driving piece and the rectilinear movement process of scraping plate to appear interfering the problem, all be equipped with the spacing post of third on two side edges around the second tip of driving piece, be equipped with two linking arms corresponding to two spacing posts of third on the scraping plate, all be equipped with the movable hole on these two linking arms, two spacing posts of third are connected respectively in the movable hole with the linking arm that corresponds separately.
Preferably, the movable hole is a strip-shaped hole extending in the up-down direction. Wherein, the width in bar hole and the external diameter phase-match of the spacing post of third avoid both to appear rocking the problem in power transmission process.
Preferably, two of the connecting arms are located on the side of the doctor blade adjacent the drive member.
In order to achieve the purpose of automatically resetting the ink scraping plate after the carriage leaves, the waste ink cleaning device further comprises an elastic member which acts on the ink scraping plate and enables the ink scraping plate to always have a tendency of being away from the ejection point on the waste ink collecting area and resetting to the initial position.
Preferably, the elastic member is a spring, and a first end of the spring is connected to the fixing frame, and the other end of the spring is connected to the ink scraping plate.
The utility model provides a technical scheme that above-mentioned second technical problem adopted does: the waste ink collecting cover is correspondingly arranged above the ejection point on the waste ink collecting area and is provided with an annular flow guide opening which is communicated up and down, and the caliber of an upper opening of the annular flow guide opening is larger than that of a lower opening.
As an improvement, the waste ink collecting cover is a frustum body with a small top and a big bottom, the frustum body is hollow to form the annular flow guide opening, the frustum body is further provided with at least one splash proof groove with an opening at the bottom, and the splash proof groove is correspondingly arranged on the outer peripheral side of the annular flow guide opening. When the printer is inverted to vibrate, most of the ink in the waste ink sponge can be blocked to the inside by the splash guard of the waste ink collecting cover, and can not be splashed to the inside of the printer in a large amount.
Compared with the prior art, the utility model has the advantages that: when the printer needs to clean waste ink at the ejection point (the set ejection times are reached), the carriage continues to move (away from the ejection point), the ink removal assembly of the printer is driven by the carriage, the action end of the ink removal assembly can correspondingly move towards the ejection point on the waste ink collection area, and the waste ink correspondingly positioned on the ejection point is cleaned or distributed in a larger range on the waste ink collection area, so that the waste ink is prevented from accumulating to pollute the printing nozzle or cause the function failure of the printer.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention (components such as a housing of a printer are omitted);
fig. 2 is a schematic perspective view of a waste ink cleaning apparatus according to an embodiment of the present invention;
fig. 3 is a schematic perspective view of a waste ink cleaning apparatus according to an embodiment of the present invention (the driving member is driven by the carriage to make the ink scraping plate in the ink scraping state);
FIG. 4 is an exploded view of FIG. 1;
FIG. 5 is a schematic perspective view of the fixing frame (integrally designed with the printer base);
fig. 6 is a schematic perspective view of a driving member according to an embodiment of the present invention;
fig. 7 is a schematic perspective view of a doctor blade according to an embodiment of the present invention;
fig. 8 is a schematic perspective view of a waste ink collecting cover according to an embodiment of the present invention;
fig. 9 is a top view of a waste ink collection cap in accordance with an embodiment of the present invention;
fig. 10 is a cross-sectional view taken at a-a in fig. 9.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
Referring to fig. 1 to 10, an inkjet printer having a waste ink collecting function includes a printer main body 10, a carriage mechanism, and a waste ink cleaning device.
Referring to fig. 1, the printer main body 10 of the present embodiment omits a housing of the printer and the like and shows a printer chassis 13. The printer body 10 is provided with a printing region 11 and a waste ink collecting region 12 along a transverse direction thereof, wherein the waste ink collecting region 12 is paved with a waste ink cotton 15, and the waste ink cotton 15 has an ejection point and a wiping point, wherein the wiping point is far from the printing region 11 relative to the ejection point. At the ejection point, the print head 21 of the printer can perform ejection operation. When the carriage 20 moves toward the wiping point, the waste ink cleaning device is driven by the carriage 20 to operate, and cleans the waste ink.
Referring to fig. 1 and 4, the carriage mechanism includes a carriage 20 and a printing head 21 (i.e., an ink cartridge) provided on the carriage 20. The printer body 10 is provided with a carriage 14 arranged laterally, and a carriage 20 is slidably provided laterally on the carriage 14 and is capable of reciprocating between the printing area 11 and the waste ink collecting area 12. Specifically, the print head 21 can perform the ejection operation as the carriage 20 is displaced to the ejection point on the waste ink collecting region 12.
Referring to fig. 1, the waste ink cleaning device is disposed on the waste ink collecting area 12, and specifically includes a fixing frame 30, an ink removing assembly 40, and a waste ink collecting cover 60.
The fixing frame 30 of the present embodiment may be designed integrally with the printer base 13, or may be a separate component independent of the printer base 13. In the present embodiment, the fixing frame 30 is preferably integrally designed with the printer base 13.
Referring to fig. 5, the holder 30 includes two support brackets 31 arranged side by side in the front-rear direction. Specifically, the two support frames 31 are both of a triangular plate structure with a small upper part and a large lower part. The bottoms of the two support frames 31 are respectively provided with a sliding groove 311 which is transversely arranged, the tops of the two support frames are respectively provided with a positioning groove 312, and the positioning grooves 312 can adopt a V-shaped groove structure with an upper opening.
The ink removing assembly 40 is movably arranged on the fixed frame 30 and is provided with an actuating end and an acting end. The actuating end of the ink-removing component 40 is located on the moving path of the carriage 20, and can be driven by the carriage 20 to move the actuating end of the ink-removing component 40 toward the ejection point on the waste ink collecting area 12 during the movement of the carriage 20, and clear the waste ink located on the ejection point or distribute (spread) the waste ink in a wider area on the waste ink collecting area 12, as shown in fig. 2 and 3.
Preferably, the ink removal assembly 40 includes a drive 41 and a doctor blade 42.
Referring to fig. 3 and 5, the driving member 41 is rotatably connected to the fixing frame 30. Specifically, the driving member 41 is a plate structure and is correspondingly located between the two supporting frames 31, wherein the driving member 41 has a second limiting column 413 on the front and rear side edges thereof, and the two second limiting columns 413 are respectively rotatably connected to the positioning grooves 312 at the tops of the two supporting frames 31.
Referring to fig. 6, the driving member 41 has a first end 411 at an upper portion and a second end 412 at a lower portion, and the second position-limiting stud 413 is located between the first end 411 and the second end 412 of the driving member 41. Wherein the first end 411 of the driving member 41 is located on the moving path of the carriage 20, thereby constituting the actuating end of the ink removing assembly 40.
Referring to fig. 3 and 5, the doctor blade 42 is slidably constrained in the transverse direction at the bottom of the holder 30. Specifically, the front and rear side edges of the ink scraping plate 42 are respectively provided with a first limiting column 421, and the two first limiting columns 421 are correspondingly slidably constrained in the sliding grooves 311 of the two supporting frames 31.
Referring to fig. 3 and 7, it is further preferable that the driving member 41 has third limiting posts 414 disposed on the front and rear side edges of the second end portion 412. The side of the ink scraping plate 42 adjacent to the driving member 41 is provided with two connecting arms 422, the two connecting arms 422 are provided with moving holes 423, and the two third limiting posts 414 are respectively connected to the moving holes 423 of the corresponding connecting arms 422. Specifically, the movable hole 423 is a strip-shaped hole extending in the up-down direction, and the width of the strip-shaped hole matches with the outer diameter of the third limiting column 414, so as to avoid the problem of shaking of the movable hole and the third limiting column in the power transmission process.
When the first end 411 of the driving member 41 is driven by the carriage 20, the second stopper 413 is rotated as a rotation center, so that the third stopper 414 corresponding to the second end 412 of the driving member 41 drives the scraping plate 42 to linearly slide along the sliding slot 311 of the fixing frame 30, specifically, to move toward the position of the ejection point on the waste ink collecting region 12, thereby removing the waste ink corresponding to the ejection point or distributing the waste ink in a wider range on the waste ink collecting region 12, and the scraping plate 42 constitutes an active end of the ink removing unit 40.
Referring to fig. 2 and 4, in order to achieve the purpose of automatically returning the squeegee 42 after the carriage 20 leaves the wiping point of the waste ink collecting area 12, the waste ink cleaning apparatus further includes an elastic member 50, and the elastic member 50 in this embodiment is a spring having a first end connected to the fixing frame 30 and the other end connected to the squeegee 42. The spring is provided to always return the doctor blade 42 to the initial position away from the ejection point on the waste ink collecting region 12.
Referring to fig. 1 and 8, the waste ink collecting cap 60 of the present embodiment is provided above the ejection point in the waste ink collecting region 12, and has an annular guide port 61 penetrating vertically, and the diameter of the upper opening of the annular guide port 61 is larger than the diameter of the lower opening. When the print head 21 is shifted to the ink ejection point, the upper opening of the waste ink collecting cover 60 is located right at the upper opening, and the upper opening of the waste ink collecting cover 60 is closer to the nozzle of the print head 21, so that splashed ink can be intercepted on the periphery, and the splashing of ink to the periphery can be effectively reduced. The inner wall surface of the annular diversion port 61 is an inclined surface, which can play a role of diversion, so that the ejected ink can quickly flow down to the ink absorption cotton.
Referring to fig. 8-10, the waste toner collecting cap 60 is preferably formed integrally with a cone body having a small top and a large bottom, and the cone body is hollow to form the annular deflector 61. More specifically, the frustum body further has at least one splash guard groove 62 opened at the bottom, and the splash guard groove 62 is correspondingly arranged at the outer peripheral side of the annular diversion opening 61. When the printer vibrates upside down, most of the ink in the waste ink sponge is blocked by the splash guard 62 of the waste ink collecting cover 60 and does not splash into the printer.
The operation of the ink jet printer with waste ink collecting function of the present embodiment:
when the program detects that the printer head 21 of the printer needs to eject the waste ink, the printer head 21 moves with the carriage 20 to an ejection position on the waste ink collecting region 12 (at this time, the ink removing unit 40 is not operated), the waste ink is ejected into the waste ink collecting cap 60, and after the ink waste ink is ejected for a set number of times (which can be recognized by the program), the print head moves to a wiping position (adjacent to the ejection position), and during this movement, the first end portion 411 of the driving member 41 of the ink removing unit 40 of the printer can be driven by the carriage 20 to rotate around the second stopper 413, so that the wiper plate 42 of the ink removing unit 40 is driven by the third stopper 414 located at the second end portion 412 of the driving member 41 to linearly slide along the sliding groove 311 of the fixing frame 30, specifically, to move toward the ejection position on the waste ink collecting region 12, and the waste ink corresponding to the ejection position is removed or distributed over a larger range on the waste ink collecting region 12, to avoid waste ink build-up that could contaminate the print head 21 or render the printer inoperative. When the carriage 20 leaves the wiping position, the pressing of the first end 411 of the driving member 41 is released, and the ink scraping plate 42 is returned to the initial position by the elastic member 50.
Claims (10)
1. An ink jet printer having a waste ink collecting function, comprising:
a printer main body (10) provided with a printing region (11) and a waste ink collecting region (12) along a transverse direction thereof, the waste ink collecting region (12) having ejection sites thereon;
the carriage mechanism comprises a carriage (20) and a printing nozzle (21) arranged on the carriage (20), the carriage (20) is transversely arranged on the printer body (10) in a sliding manner and can reciprocate between the printing area (11) and the waste ink collecting area (12), and the printing nozzle (21) can move to a spraying position on the waste ink collecting area (12) along with the carriage (20) to perform spraying action;
the method is characterized in that: also include corresponding the waste ink cleaning device who locates on the regional (12) of waste ink collection, this waste ink cleaning device includes:
a fixed frame (30);
the ink removing assembly (40) is movably arranged on the fixed frame (30) and is provided with an actuating end and an acting end, the actuating end is correspondingly positioned on the moving path of the carriage (20), and the actuating end can be driven by the carriage (20) to enable the acting end of the ink removing assembly (40) to move towards the ejection site on the waste ink collecting area (12) in the moving process of the carriage (20), and waste ink correspondingly positioned on the ejection site is removed or distributed in a larger range on the waste ink collecting area (12).
2. The inkjet printer with waste ink collecting function according to claim 1, wherein: the ink removal assembly (40) comprises:
a driving member (41) rotatably connected to the fixing frame (30) and having a first end (411) at the upper part and a second end (412) at the lower part, wherein the first end (411) of the driving member (41) is located on the moving path of the carriage (20) so as to form the actuating end of the ink removing assembly (40);
and the scraping plate (42) is transversely and slidably constrained at the bottom of the fixed frame (30), is in driving connection with the second end (412) of the driving piece (41), and can move towards the ejection site on the waste ink collecting area (12) under the action of the second end (412) of the driving piece (41), and the scraping plate (42) forms the action end of the ink removing assembly (40).
3. The inkjet printer with waste ink collecting function according to claim 2, wherein: the fixing frame (30) comprises two support frames (31) which are arranged side by side in the front-back direction, the bottoms of the two support frames (31) are provided with sliding grooves (311) which are transversely arranged, the ink scraping plate (42) is arranged between the support frames (31), two side edges of the front side and the back side of the ink scraping plate (42) are respectively provided with a first limiting column (421), and the first limiting columns (421) on the two side edges of the front side and the back side of the ink scraping plate (42) are correspondingly limited in sliding in the sliding grooves (311) of the support frames (31).
4. The inkjet printer with waste ink collecting function according to claim 3, wherein: the top of two support frames (31) all has constant head tank (312), driving piece (41) are the flat structure to the correspondence is located between two support frames (31), all have second spacing post (413) on two side edges around driving piece (41), second spacing post (413) are located between first end (411) and the second end (412) of driving piece (41), aforementioned two spacing posts of second (413) rotate the restraint in two constant head tank (312).
5. The inkjet printer with waste ink collecting function according to claim 4, wherein: the ink scraping plate is characterized in that third limiting columns (414) are arranged on the front side edge and the rear side edge of the second end portion (412) of the driving piece (41), two connecting arms (422) are arranged on the ink scraping plate (42) corresponding to the two third limiting columns (414), movable holes (423) are arranged on the two connecting arms (422), and the two third limiting columns (414) are respectively connected to the movable holes (423) of the corresponding connecting arms (422).
6. The inkjet printer with waste ink collecting function according to claim 5, wherein: the movable holes (423) are strip-shaped holes extending in the vertical direction.
7. The inkjet printer with waste ink collecting function according to claim 5, wherein: the two connecting arms (422) are located on the side of the doctor blade (42) adjacent to the drive member (41).
8. The inkjet printer with waste ink collecting function according to any one of claims 2 to 7, wherein: the waste ink cleaning device further comprises an elastic member (50), wherein the elastic member (50) acts on the scraping plate (42) and enables the scraping plate (42) to always have a tendency of being far away from the ejection point on the waste ink collecting area (12) and returning to the initial position.
9. The inkjet printer with waste ink collecting function according to any one of claims 1 to 7, wherein: the waste ink collecting device also comprises a waste ink collecting cover (60), wherein the waste ink collecting cover (60) is correspondingly arranged above the ejection point on the waste ink collecting area (12) and is provided with an annular flow guide opening (61) which is penetrated up and down, and the caliber of the upper opening of the annular flow guide opening (61) is larger than that of the lower opening.
10. The inkjet printer with waste ink collecting function according to claim 9, wherein: the waste ink collecting cover (60) is a frustum body with a small upper part and a large lower part, the frustum body is internally hollow to form the annular flow guide opening (61), the frustum body is further provided with at least one splash proof groove (62) with an opening at the bottom, and the splash proof groove (62) is correspondingly arranged on the outer peripheral side of the annular flow guide opening (61).
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CN202120038933.5U CN215096443U (en) | 2021-01-06 | 2021-01-06 | Ink jet printer with waste ink collecting function |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114603998A (en) * | 2022-04-01 | 2022-06-10 | 联想图像(山东)科技有限公司 | Ink box maintenance device and ink-jet printing equipment |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114603998A (en) * | 2022-04-01 | 2022-06-10 | 联想图像(山东)科技有限公司 | Ink box maintenance device and ink-jet printing equipment |
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