CN220785229U - Ink-jet printer with maintenance assembly - Google Patents
Ink-jet printer with maintenance assembly Download PDFInfo
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- CN220785229U CN220785229U CN202322634521.XU CN202322634521U CN220785229U CN 220785229 U CN220785229 U CN 220785229U CN 202322634521 U CN202322634521 U CN 202322634521U CN 220785229 U CN220785229 U CN 220785229U
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- 238000012423 maintenance Methods 0.000 title claims abstract description 45
- 230000003020 moisturizing effect Effects 0.000 claims abstract description 124
- 230000008093 supporting effect Effects 0.000 claims abstract description 77
- 230000007246 mechanism Effects 0.000 claims abstract description 52
- 238000004140 cleaning Methods 0.000 claims abstract description 43
- 230000000670 limiting effect Effects 0.000 claims description 35
- 230000001360 synchronised effect Effects 0.000 claims description 31
- 238000004804 winding Methods 0.000 claims description 30
- 239000012528 membrane Substances 0.000 claims description 26
- 230000003014 reinforcing effect Effects 0.000 claims description 24
- 238000007790 scraping Methods 0.000 claims description 16
- 238000006073 displacement reaction Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 3
- 230000032258 transport Effects 0.000 claims description 2
- 102000003939 Membrane transport proteins Human genes 0.000 claims 1
- 108090000301 Membrane transport proteins Proteins 0.000 claims 1
- 230000009061 membrane transport Effects 0.000 claims 1
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- 230000008859 change Effects 0.000 description 2
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- 238000011086 high cleaning Methods 0.000 description 2
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- 238000010276 construction Methods 0.000 description 1
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- 238000010030 laminating Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
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- Ink Jet (AREA)
Abstract
The utility model discloses an ink-jet printer with a maintenance component, which comprises a printing platform, the maintenance component and the ink-jet component, wherein the maintenance component comprises: the cleaning assembly comprises a supporting plate and a supporting frame movably connected with the supporting plate, the supporting plate is provided with a driving mechanism, the supporting frame is provided with a negative pressure ink suction mechanism, the supporting frame is connected with the driving mechanism, the driving mechanism drives the supporting frame to reciprocate along the length direction of the supporting plate, and a cleaning area is formed in a movement area of the supporting frame; the moisturizing assembly comprises a liftable frame, an ink receiving disc arranged on the frame, a flexible moisturizing structure arranged on the ink receiving disc and a film conveying assembly arranged on the frame, wherein the flexible moisturizing structure comprises an elastic piece and a moisturizing film on the surface of the elastic piece, and the film conveying assembly is used for replacing the moisturizing film; the cleaning area is arranged above the ink receiving plate. The maintenance component can efficiently maintain the ink-jet component, has high automation degree and good cleaning and moisturizing effects, and avoids the dry and hard ink blocking of the ink-jet component.
Description
Technical Field
The present utility model relates to the field of printing devices, and more particularly to an inkjet printer with a maintenance assembly.
Background
When a printing nozzle of the ink-jet printer performs printing work, ink is easy to remain, and the ink is exposed to illumination and air, so that the ink is likely to fade and oxidize; ink accumulates to some extent and can drip off, contaminating and even corroding the device. If the printing nozzle is not used for a long time, ink can dry and block the spray hole of the printing nozzle, or the spray hole is blocked due to dust in air in the printing process because the spray hole is wet, and the performance and efficiency of the ink-jet printer can be reduced due to the blocking of the spray nozzle. In order to avoid the influence of residual ink on printing quality, the printing nozzle needs to be cleaned and maintained frequently, and particularly, a plurality of large-scale ink-jet printers are cleaned frequently, so that time and labor are wasted, and the cost is high. The contact type device is adopted to wash and wipe the printing spray head, so that the efficiency is low, and the cleaning effect is poor; ink deposited on the nozzle is pressed out by positive pressure, the pressed ink may remain around the nozzle, and an ideal cleaning effect is often not obtained. Meanwhile, the printing nozzle of the ink-jet printer is also subjected to moisturizing maintenance frequently, so that the ink is prevented from going bad or drying. In the process of moisturizing maintenance, the printing spray head and the moisturizing component are required to be in butt joint, so that the moisturizing component can seal the printing spray head. For some large-scale inkjet printers, the printing head is not flexibly abutted with the moisturizing component only by moving the printing head, and the printing efficiency is reduced due to time consumption. In the prior art, the maintenance of the ink-jet printer is inconvenient, the maintenance equipment is multifunctional and single, only has a single cleaning effect or a single moisturizing effect, is partially required to be manually operated, has low automation degree, has poor overall flexibility, has low adaptation degree to some large-sized ink-jet printers, reduces the printing efficiency and causes inconvenience.
Disclosure of utility model
The utility model aims to overcome at least one defect of the prior art, and provides an inkjet printer with a maintenance component, which is used for solving the problems of inconvenient cleaning and moisturizing of a printing nozzle of the inkjet printer, low maintenance efficiency, poor effect and poor flexibility of the maintenance component.
The technical scheme adopted by the utility model is that the ink-jet printer with the maintenance component comprises a printing platform, the maintenance component and the movable ink-jet component, wherein the maintenance component is arranged on the side edge of the printing platform, the ink-jet component moves above the printing platform and the maintenance component, and a printing nozzle is arranged at the bottom of the ink-jet component, and the ink-jet printer comprises:
The cleaning assembly comprises a supporting plate and a supporting frame movably connected with the supporting plate, wherein the supporting plate is provided with a driving mechanism, the supporting frame is provided with a negative pressure ink suction mechanism, the supporting frame is connected with the driving mechanism, the driving mechanism drives the supporting frame to reciprocate along the length direction of the supporting plate, and a cleaning area is formed in a movement area of the supporting frame;
the moisturizing component comprises a liftable frame, an ink receiving disc arranged on the frame, a flexible moisturizing structure arranged on the ink receiving disc and a film conveying component arranged on the frame, wherein the flexible moisturizing structure comprises an elastic piece and a moisturizing film covered on the surface of the elastic piece, and the film conveying component is used for replacing the moisturizing film; the cleaning area is arranged above the ink receiving disc.
In the technical scheme, when the ink jet assembly moves to the upper part of the maintenance assembly and stays, the maintenance assembly cleans and moisturizes the printing nozzle. The support frame provided with the negative pressure ink suction mechanism can realize quick and repeated cleaning of the printing nozzle of the ink jet assembly, has good cleaning effect and high cleaning efficiency, and can reduce ink residue and splashing due to the negative pressure ink suction; the cleaning device is convenient to use, and the whole cleaning process is automatically carried out, so that the normal operation of the ink jet assembly is not affected. The ink receiving disc can be lifted, and the ink jet assembly can be conveniently docked. The flexible moisturizing structure is used for sealing the printing nozzle of the ink-jet assembly, plays a moisturizing role, and avoids blocking caused by dry ink in the printing nozzle. The elastic piece is soft and easy to deform, and can better wrap the printing nozzle of the ink-jet assembly. The moisturizing film can be tightly attached to the printing nozzle of the ink-jet assembly, air is isolated, redundant ink can flow along the moisturizing film or remain on the moisturizing film, the film conveying assembly is used for replacing the moisturizing film, ink residues can be reduced by periodically replacing the moisturizing film, and the printing nozzle is maintained; the moisturizing film can prevent ink from penetrating into the elastic piece, so that the influence of dry and hard ink on the bonding degree of the elastic piece and the printing spray head or the increase of printing cost caused by frequent replacement of the elastic piece is avoided.
The technical scheme has strong flexibility, simple maintenance, and can adapt to the large-sized ink-jet assembly, the cleaning assembly and the moisturizing assembly are mutually matched, the work is orderly, the stability is strong, the printing nozzle can be automatically cleaned and moisturized, the ink dripping or splashing pollution to the environment is avoided, the tedious manual operation is not needed, the maintenance time is saved, the printing efficiency is improved, and the quality of printed matters is guaranteed.
Further, the driving mechanism comprises a driving motor, a synchronous belt, a first belt pulley and a second belt pulley, the first belt pulley and the second belt pulley are rotatably arranged at two ends of the surface of the supporting plate, the synchronous belt is sleeved on the first belt pulley and the second belt pulley along the length direction of the supporting plate, the synchronous belt is fixedly connected with the supporting frame, and the driving motor drives the first belt pulley and/or the second belt pulley to drive the synchronous belt and the supporting frame to reciprocate along the length direction of the supporting plate.
The synchronous belt has the advantages of good oil resistance, wear resistance and ageing resistance, strong buffering and damping capacity, low noise, no need of lubrication and low maintenance cost. According to the technical scheme, the support frame can stably move at a certain height, and the stroke of the support frame can be flexibly controlled through the synchronous belt, so that the negative pressure ink suction mechanism is sequentially aligned with the printing spray head and sucks out ink in the printing spray head; less blocking and smooth operation, can reach higher operation speed and save cleaning time.
Further, the support frame includes spacing connecting plate, spacing reinforcing plate and mounting panel, the support frame erects perpendicularly in the backup pad and is connected with the backup pad through spacing connecting plate and spacing reinforcing plate: the limit connecting plate is arranged on the plate surface at one side of the supporting plate, is connected with the synchronous belt and moves back and forth along the length direction of the supporting plate along with the synchronous belt; one end of the mounting plate is fixed on the limit connecting plate and is perpendicular to the supporting plate; the negative pressure ink suction mechanism is arranged at the top of the mounting plate and stretches across the supporting plate to the other side of the supporting plate; the limit reinforcing plate is arranged on the other side of the support plate relative to the limit connecting plate, supports the negative pressure ink suction mechanism, is attached to the support plate and synchronously slides relative to the support plate with the limit connecting plate.
The limit connecting plate strengthens the fixed connection between the supporting frame and the synchronous belt, and ensures synchronous movement of the supporting frame and the synchronous belt. The mounting panel perpendicular to backup pad sets up, the support frame is along the length direction reciprocating motion of backup pad, the motion area of support frame forms square washing district. The limit reinforcing plate corresponds to the limit connecting plate in position, and supports the support frame from two directions respectively, so that the support frame cannot swing up and down relative to the support plate. For large-size ink jet components, the supporting frame is correspondingly longer, a plurality of negative pressure ink absorbing mechanisms are arranged, the dead weight is larger, and the cooperation of the limiting reinforcing plate and the limiting connecting plate plays an important role in stabilizing the supporting frame.
Further, the support frame still includes L type reinforcing plate, L type reinforcing plate is equipped with two supporting edges, L type reinforcing plate sets up the side at the below of mounting panel and spacing connecting plate, supporting edge laminating mounting panel and spacing connecting plate.
The L-shaped reinforcing plate is used for supporting the mounting plate, can strengthen the connection and the fixation of mounting plate and spacing connecting plate, improves the stability of structure, prevents that the mounting plate and the part gravity of mounting plate from being too big or the relative motion of support frame and backup pad from leading to the mounting plate to rock for spacing connecting plate, causes negative pressure ink absorption mechanism can't aim at the print shower nozzle of inkjet subassembly, influences cleaning performance.
Further, a buffer connection mechanism is arranged between the negative pressure ink suction mechanism and the mounting plate.
The buffer connection mechanism enables the negative pressure ink absorbing mechanism to be flexibly connected with the mounting plate, has a certain buffer stroke, and prevents the negative pressure ink absorbing mechanism from impacting the mounting plate due to speed change in the process of relative movement of the support frame and the support plate, and influences the service life of the components and the stability of the structure.
Further, the backup pad is equipped with first guide rail and second guide rail along length direction, first guide rail and second guide rail are the sand grip, limit connection board is equipped with the twice recess that corresponds with first guide rail and second guide rail position, sand grip and recess cooperation limit connection board and first guide rail and second guide rail sliding connection.
The shapes of the raised strips and the grooves are corresponding to each other, and the raised strips and the grooves are matched with each other to play a limiting role, prevent the limit connecting plate from shifting, and can more accurately control the stroke of the support frame; meanwhile, the sliding friction force is small, and the clamping of the relative movement of the support frame and the support plate is not caused. The first guide rail and the second guide rail guide the relative motion of support frame and backup pad, cooperate the drive of hold-in range, make the support frame can follow the length direction steady slip of backup pad, avoid the support frame dead weight too big to lead to the slope and the distortion of hold-in range, improve overall structure operation's stability and security, guarantee good cleaning performance.
Further, the negative pressure ink suction mechanism comprises an ink suction box and a flow guide box, the ink suction box is arranged above the flow guide box, an ink suction groove is formed in the top of the ink suction box, a flow guide channel is formed in the flow guide box, an air channel interface is formed in the flow guide box, and the ink suction groove, the flow guide channel and the air channel interface are mutually communicated.
The negative pressure ink suction mechanism is in a negative pressure state. The ink suction groove corresponds to the printing nozzle of the ink jet assembly, residual ink of the printing nozzle can be sucked out through the ink suction groove, the ink enters the ink suction box from the ink suction groove, flows to the air path interface through the flow guide channel of the flow guide box, the residual ink is collected, the ink is prevented from leaking out, and a good cleaning effect is achieved. The air passage interface is connected with a negative pressure device.
Further, the frame is a cuboid frame, the ink receiving disc is arranged on the top surface of the frame, and a side plate is arranged on the side surface of the frame; the frame is connected with a lifting structure, the lifting structure comprises a linear driver, a Z-shaped connecting plate and a fixing plate, the linear driver is vertically fixed on one side outside the frame, and the fixing plate is vertically fixed between the linear driver and the frame; the fixing plate is provided with a longitudinal strip-shaped hole, the edge of the Z-shaped connecting plate is attached to the longitudinal strip-shaped hole and penetrates through the longitudinal strip-shaped hole, one end of the Z-shaped connecting plate is connected with the linear driver, and the other end of the Z-shaped connecting plate is connected with the side plate; the fixed plate is provided with a longitudinal guide rail, a side plate close to the fixed plate is provided with a sliding block, and the longitudinal guide rail is in sliding connection with the sliding block.
The cuboid frame construction is comparatively stable, and difficult deformation influences the ink receiving dish, the curb plate of frame side can play better supporting role. The side plates are provided with the hollow holes, the weight of the whole structure is reduced by the hollow holes, the energy consumption in the lifting process of the frame and the ink receiving plate is reduced, the whole lifting is conveniently controlled, and the flexibility is improved; meanwhile, the material consumption is reduced, and the cost is saved. The linear driver drives the frame to lift through driving the Z-shaped connecting plate and a side plate connected with the Z-shaped connecting plate. The Z-shaped connecting plate structure is high in strength, is not easy to deform or break, and enables lifting of the frame to be stable. The fixing plate plays a role of stabilizing the frame. The longitudinal strip-shaped holes play a limiting role on the Z-shaped connecting plate and limit the movement path of the Z-shaped connecting plate, the sliding blocks slide on the longitudinal guide rails, and the movement of the frame is further limited by the cooperation of the longitudinal guide rails and the sliding blocks, so that the frame can be lifted in an original horizontal and stable mode, and shaking and displacement in the horizontal direction are reduced.
Further, the ink receiving disc is provided with a plurality of mounting grooves, the mounting grooves are vertically and horizontally arranged, the elastic pieces are detachably mounted in the mounting grooves, and the moisturizing films are covered on the elastic pieces in a row in a strip shape.
The mounting groove is used for mounting and accommodating the elastic piece. The vertically and horizontally arranged mounting grooves and the elastic pieces correspond to the printing spray heads of the ink-jet assembly, so that accurate butt joint with the printing spray heads is facilitated. The elastic piece can be detached, and a new elastic body can be replaced after the elastic piece is used for a period of time, so that the elastic piece can rebound well and is attached to the printing nozzle of the ink-jet assembly.
Further, the membrane conveying assembly comprises a winding shaft, a unwinding shaft and a membrane roll, the membrane roll is sleeved on the unwinding shaft, the winding shaft and the unwinding shaft are respectively arranged at two opposite sides of the frame, two ends of the moisturizing membrane extend out of the ink receiving disc, one end of the moisturizing membrane is wound on the winding shaft, the other end of the moisturizing membrane is connected with the membrane roll, and the winding shaft is connected with a winding motor for automatically winding the moisturizing membrane.
The membrane conveying assembly has high membrane changing speed and saves time. Through the automatic winding of the winding shaft and the unwinding of the unwinding shaft, the moisturizing films translate on the elastic pieces in the rows, the unused moisturizing films can be automatically and continuously replaced and the waste moisturizing films are wound on the winding shaft to be coiled, and the unused moisturizing films do not need to be covered to the corresponding positions of the elastic pieces and the waste moisturizing films are taken down frequently and manually, so that the method is convenient and quick.
Further, the membrane conveying assembly further comprises a three-shaft limiting clamp for supporting and limiting the moisturizing membrane, the three-shaft limiting clamp is arranged on the ink receiving disc and distributed at two ends of the elastic pieces in a row, the three-shaft limiting clamp comprises a mounting side plate and three limiting shafts, one end of each limiting shaft is mounted on the mounting side plate, the mounting side plate is arranged on the side edge of the moisturizing membrane, and the moisturizing membrane is wound on the three limiting shafts in a V shape; the triaxial limiting clamp close to one side of the winding shaft further comprises a plurality of scraping plates, one ends of the scraping plates are arranged on the installation side plates, the scraping plates are clung to the moisturizing film and correspond to the positions of the limiting shafts, and the scraping plates are respectively distributed on two sides of the moisturizing film.
The limiting action of the triaxial limiting clamp reduces the sliding deflection of the moisturizing film. The moisturizing film is wound on the three limiting shafts in a V-shaped mode, so that the moisturizing film is stressed in the up-and-down direction, and the lighter and thinner moisturizing film is limited to float up and down. The moisturizing film can be fixed at a certain position through the mounting side plate, so that the moisturizing film can be aligned to the printing spray head conveniently. The scraping plate is used for scraping redundant ink on the moisturizing film, so that the moisturizing film can be rolled up conveniently and waste can be treated subsequently. The spacing shaft has a supporting effect on the moisturizing film, and the scraping plate corresponds to the spacing shaft and is helpful for scraping off ink.
Further, the film conveying assembly further comprises a tensioning roller, wherein the tensioning roller is mounted on the side plate and located above the unreeling shaft and supports the moisturizing film, and the tensioning roller is provided with an angular displacement sensor.
The tensioning roller is used for leveling unused moisturizing films which are tensioned and coiled, so that the moisturizing films are smoother and do not collapse, and the sealing effect of the moisturizing films on the printing spray heads is ensured. The angular displacement sensor is used for measuring the angular displacement of the tensioning roller, the tensioning roller rotates along with the movement of the moisturizing film, and the conveying distance of the moisturizing film can be measured through the angular displacement sensor.
Compared with the prior art, the utility model has the beneficial effects that:
the technical scheme has strong flexibility, convenient use and capability of adapting to large-sized ink-jet components, the cleaning component and the moisturizing component are mutually matched, the working is ordered, the stability is strong, the printing spray head can be cleaned and moisturized, the dry and hard ink blocking in the printing spray head is prevented, and the environment pollution caused by ink dripping or splashing is avoided; the automatic printing machine has the advantages of high automation degree, no need of complicated manual operation, time saving in maintenance, contribution to improving printing efficiency and guarantee of quality of printed matters.
Drawings
Fig. 1 is a perspective view of the present utility model.
Fig. 2 is a perspective view of a cleaning assembly and a moisturizing assembly in accordance with the present utility model.
Fig. 3 is a perspective view of another angle of the cleaning and moisturizing assembly of the present utility model.
Fig. 4 is a perspective view showing a cleaning assembly according to the present utility model.
Fig. 5 is a perspective view of another angle of the cleaning assembly of the present utility model.
Fig. 6 is a left side view of the support plate of the present utility model.
Fig. 7 is a schematic structural view of a support frame according to the present utility model.
Fig. 8 is a perspective view of a moisture retention assembly according to the present utility model.
Fig. 9 is a perspective view of another angle of the thermal insulation assembly of the present utility model.
Fig. 10 is a top view of the moisture retention assembly of the present utility model.
Fig. 11 is a front view of a moisture retention assembly of the present utility model.
Fig. 12 is a perspective view of a membrane delivery assembly according to the present utility model.
Fig. 13 is a schematic view of the hidden film transport assembly of fig. 8.
Fig. 14 is an enlarged schematic view at a in fig. 9.
The attached drawings are used for identifying and describing: the ink jet module 1000, the cleaning module 2000, the support plate 2100, the first guide rail 2110, the second guide rail 2120, the support frame 2200, the limit connection plate 2210, the groove 2211, the connection member 2212, the mounting plate 2220, the l-shaped reinforcing plate 2230, the limit reinforcing plate 2240, the spring 2250, the driving mechanism 2300, the driving motor 2310, the timing belt 2320, the first pulley 2330, the second pulley 2340, the negative pressure ink absorbing mechanism 2400, the ink absorbing cartridge 2410, the ink absorbing groove 2411, the guide box 2420, the guide channel 2421, the air passage interface 2430, the moisturizing module 3000, the frame 3100, the side plate 3110, the hollow hole 3111, the slider 3112, the ink receiving plate 3200, the elastic member 3210, the mounting groove 3220, the through hole 3230, the ink discharge groove 3240, the lifting structure 3300, the air cylinder 3310, the z-shaped connection plate 3320, the fixing plate 3330, the longitudinal bar 3331, the longitudinal guide rail 3332, the film conveying module 3400, the take-up shaft 3410, the take-up shaft 3411, the film roll 3430, the film roll 3440, the film roll 3450, the film roll 31160, the moisturizing module 3470, the tension roller 3110, the side plate 31160, the limit plate 4000, the print platform 5000, and the print platform.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the utility model. For better illustration of the following embodiments, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the actual product dimensions; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Example 1
As shown in fig. 1-4 and 8, the present embodiment is an inkjet printer with a maintenance assembly, including a printing platform 5000, a maintenance assembly and a movable inkjet assembly 1000, the maintenance assembly is disposed on a side of the printing platform 5000, the inkjet assembly 1000 moves above the printing platform 5000 and the maintenance assembly, a printing nozzle is disposed at a bottom of the inkjet assembly 1000, and the inkjet printer includes:
the cleaning assembly 2000, the cleaning assembly 2000 includes a supporting plate 2100 and a supporting frame 2200 movably connected to the supporting plate 2100, the supporting plate 2100 is provided with a driving mechanism 2300, the supporting frame 2200 is provided with a negative pressure ink absorbing mechanism 2400, the supporting frame 2200 is connected with the driving mechanism 2300, the driving mechanism 2300 drives the supporting frame 2200 to reciprocate along the length direction of the supporting plate 2100, and a cleaning area is formed in a movement area of the supporting frame 2200;
A moisturizing assembly 3000, the moisturizing assembly 3000 comprising a liftable frame 3100, an ink receiving tray 3200 arranged on the frame 3100, a flexible moisturizing structure arranged on the ink receiving tray 3200 and a membrane delivery assembly 3400 arranged on the frame 3100, the flexible moisturizing structure comprising an elastic member 3210 and a moisturizing membrane 3440 coated on the surface of the elastic member 3210, the membrane delivery assembly 3400 being used for replacing the moisturizing membrane 3440; the purge zone is disposed above the drip tray 3200.
The motion direction of the support frame 2200 is shown by an arrow, the support plate 2100 is arranged at one side of the inkjet assembly 1000 and above the moisturizing assembly 3000, and is positioned at the outer side of the ink receiving disc 3200, the cleaning area is slightly larger than the area of the ink receiving disc 3200 and the printing nozzle area of the inkjet assembly 1000 by selecting the support plate 2100 with a proper length and adjusting the travel of the support frame 2200, so that the mounting plate 2220 and the negative pressure ink absorbing mechanism 2400 thereon can just sweep the whole inkjet assembly 1000, and the support frame 2200 can completely avoid the ascending motion area of the ink receiving disc 3200 and the printing nozzle area of the inkjet assembly 1000 before and after the cleaning starts, so that the butt joint of the ink receiving disc 3200 and the inkjet assembly 1000 is not hindered. The ink receiving plate 3200 is square, and the area of the ink receiving plate is slightly larger than the area of the printing nozzle of the ink jet assembly 1000, so that ink is prevented from being scattered.
The maintenance assembly cleans and moisturizes the print heads as the inkjet assembly 1000 moves over and stays above the maintenance assembly. The support frame 2200 provided with the negative pressure ink absorbing mechanism 2400 can realize quick and repeated cleaning of the ink jet assembly 1000, has good cleaning effect and high cleaning efficiency, and can reduce ink residue and splash due to negative pressure ink absorption; the use is convenient, and the whole cleaning process is automatically carried out, so that the normal operation of the ink jet assembly 1000 is not influenced. The ink receiving tray 3200 can be lifted and lowered to facilitate docking of the ink jet assembly 1000. The flexible moisturizing structure is used for sealing the printing nozzle of the ink jet assembly 1000, plays a moisturizing role, and avoids blocking caused by dry ink in the printing nozzle. The elastic member 3210 is soft and flexible, and can better wrap the printing nozzle of the inkjet assembly 1000. The moisturizing film 3440 can be tightly attached to the printing nozzle of the inkjet assembly 1000, air is isolated, redundant ink can flow along the moisturizing film 3440 or remain on the moisturizing film 3440, the film conveying assembly 3400 is used for replacing the moisturizing film 3440, the moisturizing film 3440 can be replaced periodically, the ink residue can be reduced, and the printing nozzle is maintained; the moisturizing film 3440 can prevent ink from penetrating into the elastic member 3210, so as to prevent the ink from drying up and affecting the fitting degree of the elastic member 3210 and the printing nozzle or to prevent frequent replacement of the elastic member 3210, thereby increasing printing cost.
The technical scheme has strong flexibility and simple maintenance, can adapt to the large-sized ink jet assembly 1000, is matched with the cleaning assembly 2000 and the moisturizing assembly 3000, works orderly, has strong stability, can automatically clean and moisturize the printing nozzle, also avoids ink dripping or splashing to pollute the environment, does not need complicated manual operation, saves maintenance time, is favorable for improving printing efficiency and ensures the quality of printed matters.
As shown in fig. 4 and 6, the driving mechanism 2300 includes a driving motor 2310, a synchronous belt 2320, a first pulley 2330 and a second pulley 2340, the first pulley 2330 and the second pulley 2340 are rotatably disposed at two ends of the plate surface of the support plate 2100, the synchronous belt 2320 is sleeved on the first pulley 2330 and the second pulley 2340 along the length direction of the support plate 2100, the synchronous belt 2320 is fixedly connected with the support frame 2200 through a connecting piece 2212, and the driving motor 2310 drives the first pulley 2330 and/or the second pulley 2340 to drive the synchronous belt 2320 and the support frame 2200 to reciprocate along the length direction of the support plate 2100.
The synchronous belt 2320 has good oil resistance, wear resistance and aging resistance, strong buffering and damping capacity, low noise, no need of lubrication and low maintenance cost. The technical scheme can realize the stable motion of the support frame 2200 at a certain height, and can flexibly control the stroke of the support frame 2200 through the synchronous belt 2320, so that the negative pressure ink suction mechanism 2400 is sequentially aligned with the printing nozzle and sucks out the ink in the printing nozzle; less blocking and smooth operation, can reach higher operation speed and save cleaning time.
As shown in fig. 5 and 7, the supporting frame 2200 includes a limit connection plate 2210, a limit reinforcing plate 2240 and a mounting plate 2220, and the supporting frame 2200 is vertically erected on the supporting plate 2100 and is connected with the supporting plate 2100 through the limit connection plate 2210 and the limit reinforcing plate 2240: the limit connection plate 2210 is installed on the plate surface of one side of the support plate 2100, connected with the synchronous belt 2320 and reciprocates along the length direction of the support plate 2100 along with the synchronous belt 2320; one end of the mounting plate 2220 is fixed on the limit connecting plate 2210 and is arranged perpendicular to the support plate 2100; the negative pressure ink suction mechanism 2400 is disposed on top of the mounting plate 2220, extending across the support plate 2100 to the other side of the support plate 2100; the limit reinforcing plate 2240 is provided on the other side of the support plate 2100 with respect to the limit connecting plate 2210, supports the negative pressure ink suction mechanism 2400, fits the support plate 2100, and slides with respect to the support plate 2100 in synchronization with the limit connecting plate 2210.
The limit connection plate 2210 strengthens the fixed connection between the support frame 2200 and the synchronous belt 2320, and ensures synchronous movement of the support frame 2200 and the synchronous belt 2320. The mounting plate 2220 is disposed perpendicular to the support plate 2100, and the support frame 2200 reciprocates in the length direction of the support plate 2100, and the movement region of the support frame 2200 forms a square washing region. The limit reinforcing plate 2240 corresponds to the limit connection plate 2210 in position, and supports the support frame 2200 from two directions so as not to swing up and down with respect to the support plate 2100, respectively. For large-sized inkjet assemblies 1000, the support frame 2200 is correspondingly longer, a plurality of negative pressure ink absorbing mechanisms 2400 are arranged, the self weight is large, and the cooperation of the limit reinforcing plate 2240 and the limit connecting plate 2210 plays an important role in stabilizing the support frame 2200.
The support frame 2200 also comprises an L-shaped reinforcing plate 2230, wherein the L-shaped reinforcing plate 2230 is provided with two supporting edges, the L-shaped reinforcing plate 2230 is arranged below the mounting plate 2220 and on the side surface of the limit connecting plate 2210, and the supporting edges are attached to the mounting plate 2220 and the limit connecting plate 2210.
The L-shaped reinforcing plate 2230 is used for supporting the mounting plate 2220, can strengthen connection and fixation of the mounting plate 2220 and the limit connection plate 2210, improves stability of the structure, prevents the mounting plate 2220 and parts of the mounting plate 2220 from overlarge gravity or relative movement of the support frame 2200 and the support plate 2100 from causing the mounting plate 2220 to shake relative to the limit connection plate 2210, and causes the negative pressure ink suction mechanism 2400 to be incapable of aligning with a printing nozzle of the ink jet assembly 1000, so that cleaning effect is affected.
A buffer connection mechanism is provided between the negative pressure ink suction mechanism 2400 and the mounting plate 2220. The buffer connection mechanism enables the negative pressure ink absorbing mechanism 2400 to form flexible connection with the mounting plate 2220, has a certain buffer stroke, and prevents the negative pressure ink absorbing mechanism 2400 from impacting the mounting plate 2220 due to speed change in the process of relative movement of the support frame 2200 and the support plate 2100, thereby influencing the service life of components and the stability of the structure. The buffer connection mechanism in this embodiment is a spring 2250.
As shown in fig. 4, 6 and 7, the support plate 2100 is provided with a first guide rail 2110 and a second guide rail 2120 along the length direction, the first guide rail 2110 and the second guide rail 2120 are convex strips, the limit connection plate 2210 is provided with two grooves 2211 corresponding to the positions of the first guide rail 2110 and the second guide rail 2120, and the convex strips and the grooves 2211 are matched with the limit connection plate 2210 to be in sliding connection with the first guide rail 2110 and the second guide rail 2120.
The convex strips and the grooves 2211 are corresponding in shape and mutually matched, so that the limiting effect is achieved, the displacement of the limiting connecting plate 2210 is prevented, and the stroke of the support frame 2200 can be controlled more accurately; at the same time, the sliding friction force is small, and the clamping of the relative movement of the support frame 2200 and the support plate 2100 is not caused. The relative motion of the support frame 2200 and the support plate 2100 is guided by the first guide rail 2110 and the second guide rail 2120, and the support frame 2200 can stably slide along the length direction of the support plate 2100 by being matched with the driving of the synchronous belt 2320, so that the inclined and twisted synchronous belt 2320 caused by overlarge dead weight of the support frame 2200 to be involved in the synchronous belt 2320 is avoided, the running stability and safety of the whole structure are improved, and a good cleaning effect is ensured.
As shown in fig. 7, the negative pressure ink suction mechanism 2400 includes an ink suction box 2410 and a flow guide box 2420, the ink suction box 2410 is disposed above the flow guide box 2420, an ink suction groove 2411 is provided at the top of the ink suction box 2410, a flow guide channel 2421 is formed inside the flow guide box 2420, and an air passage interface 2430 is provided, and the ink suction groove 2411, the flow guide channel 2421 and the air passage interface 2430 are mutually communicated.
The inside of the negative pressure ink suction mechanism 2400 is in a negative pressure state. The ink absorbing groove 2411 corresponds to the printing nozzle of the ink jet assembly 1000, residual ink of the printing nozzle can be absorbed through the ink absorbing groove 2411, the ink enters the ink absorbing box 2410 from the ink absorbing groove 2411 and flows to the air channel interface 2430 through the flow guide channel 2421 of the flow guide box 2420, the residual ink is collected, the ink is prevented from leaking out, and a good cleaning effect is achieved. The air passage interface 2430 is connected with a negative pressure device. The mounting plate 2220 may have a plurality of ink-absorbing cartridges 2410 disposed thereon.
As shown in fig. 3, 8 and 9, the frame 3100 is a rectangular parallelepiped frame, the ink receiving tray 3200 is disposed on the top surface of the frame 3100, and side plates 3110 are disposed on the side surfaces of the frame 3100; the frame 3100 is connected with a lifting structure 3300, the lifting structure 3300 comprises a linear driver, a Z-shaped connecting plate 3320 and a fixed plate 3330, the linear driver is vertically fixed on one side outside the frame 3100, and the fixed plate 3330 is vertically fixed between the linear driver and the frame 3100; the fixed plate 3330 is provided with a longitudinal strip-shaped hole 3331, the edge of the Z-shaped connecting plate 3320 is attached to the longitudinal strip-shaped hole 3331 and penetrates through the longitudinal strip-shaped hole 3331, one end of the Z-shaped connecting plate 3320 is connected with a linear driver, and the other end of the Z-shaped connecting plate is connected with the side plate 3110; the fixed plate 3330 is provided with a longitudinal rail 3332, and a side plate 3110 adjacent to the fixed plate 3330 is provided with a slider 3112, and the longitudinal rail 3332 is slidably connected to the slider 3112.
The rectangular frame 3100 has a stable structure, is not easy to deform to affect the ink receiving disc 3200, and the side plates 3110 on the side surfaces of the frame 3100 can play a better supporting role. The side plate 3110 is provided with the hollow holes 3111, the hollow holes 3111 reduce the weight of the whole structure, the energy consumption of the lifting process of the frame 3100 and the ink receiving disc 3200 is reduced, the whole lifting is conveniently controlled, and the flexibility is improved; meanwhile, the material consumption is reduced, and the cost is saved. The linear driver drives the frame 3100 to move up and down by driving the Z-shaped connection plate 3320 and the side plate 3110 connected to the Z-shaped connection plate 3320. The Z-shaped connecting plate 3320 has higher structural strength, is not easy to deform or break, and ensures that the frame 3100 can be lifted more stably. The fixing plate 3330 functions as a stabilizing frame 3100. The longitudinal bar-shaped holes 3331 play a limiting role on the Z-shaped connecting plate 3320, limit the movement path of the Z-shaped connecting plate 3320, the sliding block 3112 slides on the longitudinal guide rail 3332, and the movement of the frame 3100 is further limited by the cooperation of the longitudinal guide rail 3332 and the sliding block 3112, so that the frame 3100 can be lifted and lowered in an original stable mode, and shaking and displacement in the horizontal direction are reduced.
The linear driver is preferably an air cylinder 3310, and the air cylinder 3310 is easy to control, simple to maintain, compact in structure, small in occupied space, convenient to regulate speed and stable in operation. The two bending parts of the Z-shaped connecting plate 3320 are right angles and are provided with trapezoidal reinforcing ribs, one end of the Z-shaped connecting plate is connected with a piston rod of the air cylinder 3310, and the other end of the Z-shaped connecting plate is fixed on a side plate 3110 on one side of the frame 3100. The fixed plate 3330 is parallel to the side plate 3110 near the fixed plate 3330, the fixed plate 3330 is provided with three longitudinal guide rails 3332 respectively at front and rear ends and in the middle, stability is improved, and the side plate 3110 near the fixed plate 3330 is provided with three sliding blocks 3112 at corresponding positions.
As shown in fig. 8 and 13, the ink receiving tray 3200 is provided with a plurality of mounting grooves 3220, the mounting grooves 3220 are arranged vertically and horizontally, the elastic members 3210 are detachably mounted in the mounting grooves 3220, and the moisturizing films 3440 are covered on the elastic members 3210 in a row in a strip shape.
The mounting groove 3220 is used for mounting and accommodating the elastic member 3210. The mounting grooves 3220 and the elastic members 3210 which are arranged vertically and horizontally correspond to the printing nozzles of the ink jet assembly 1000, so that accurate butt joint with the printing nozzles is facilitated. The elastic member 3210 is removable and can be replaced with a new one after a period of use to ensure that the elastic member 3210 will rebound well and conform to the print head of the inkjet assembly 1000. The elastic member 3210 is a sponge block, and the moisturizing film 3440 is a high molecular polymer film.
As shown in fig. 9-12, the film delivery assembly 3400 includes a winding shaft 3410, a unwinding shaft 3420 and a film roll 3430, the film roll 3430 is sleeved on the unwinding shaft 3420, the winding shaft 3410 and the unwinding shaft 3420 are respectively arranged at two opposite sides of the frame 3100, two ends of the moisturizing film 3440 extend out of the ink receiving disc 3200, one end of the moisturizing film extends to the winding shaft 3410, the other end of the moisturizing film is connected with the film roll 3430, and the winding shaft 3410 is connected with a winding motor 3411 for automatically winding the moisturizing film 3440. The unwinding shaft 3420 is provided with a one-way bearing, and the one-way bearing can limit the rotation of the unwinding shaft 3420, so that the normal discharging of the unwinding shaft 3420 can be ensured, and the excessive loosening of the moisturizing film 3440 can be prevented.
The membrane conveying assembly 3400 has fast membrane changing speed and saves time. By automatically winding and unwinding the winding shaft 3410 and unwinding the winding shaft 3420, the moisturizing film 3440 translates on the elastic members 3210 in the array, the unused moisturizing film 3440 can be automatically and continuously replaced and the waste moisturizing film 3440 is wound on the winding shaft 3410 to be wound, and the unused moisturizing film 3440 does not need to be covered on the corresponding elastic members 3210 by hands and the waste moisturizing film 3440 is removed conveniently and quickly.
As shown in fig. 9 and 14, the film conveying assembly 3400 further includes a three-axis limiting clip 3460 for supporting the moisture-retaining film 3440, the three-axis limiting clip 3460 being disposed on the ink-receiving tray 3200 and distributed at both ends of the elastic members 3210 in a row, the three-axis limiting clip 3460 including a mounting side plate 3461 and three limiting shafts 3462 having one end mounted on the mounting side plate 3461, the mounting side plate 3461 being disposed at a side edge of the moisture-retaining film 3440, the moisture-retaining film 3440 being wound in a V shape around the three limiting shafts 3462; the triaxial spacing clip 3460 near one side of the winding shaft 3410 further comprises a plurality of scraping plates 3463, one end of each scraping plate 3463 is installed on the installation side plate 3461, each scraping plate 3463 is tightly attached to the moisturizing film 3440 and corresponds to the position of the spacing shaft 3462, and the scraping plates are respectively distributed on two sides of the moisturizing film 3440.
The restraining action of the tri-axial restraint 3460 reduces the sliding deflection of the moisturizing film 3440. The moisturizing film 3440 is wound on the three limiting shafts 3462 in a V-shape, so that the moisturizing film 3440 is stressed in the up-and-down direction, and the lighter and thinner moisturizing film 3440 is limited to float up and down. The moisturizing film 3440 can be fixed in a certain position by mounting the side plate 3461 so that the moisturizing film 3440 is aligned with the printing head. The scraper 3463 is used to scrape off excess ink on the moisturizing film 3440, facilitating the rolling up of the moisturizing film 3440 and subsequent waste disposal. Since the spacing shaft 3462 supports the moisturizing film 3440, the squeegee 3463 helps to scrape off ink corresponding to the spacing shaft 3462.
The film conveying assembly 3400 further comprises a tensioning roller 3450, wherein the tensioning roller 3450 is mounted on the side plate 3110 and located above the unreeling shaft 3420 and supports the moisturizing film 3440, the tensioning roller 3450 is provided with an angular displacement sensor for measuring the conveying distance of the moisturizing film 3440, in this embodiment a code wheel, and the code wheel is arranged at one end of the tensioning roller 3450. The tensioning roller 3450 is used for leveling the unused moisturizing film 3440 which is tensioned and coiled, so that the moisturizing film 3440 is smoother and is not loose, and the sealing effect of the moisturizing film on the printing spray head is ensured. The unused moisturizing film 3440 passes through the unwind shaft 3420, the tension roller 3450, the tri-axial spacing clips 3460, and the wind-up shaft 3410 in that order.
As shown in fig. 3, 12 and 13, the ink receiving plate 3200 is provided with a plurality of through holes 3230, a funnel-shaped ink discharge groove 3240 is arranged below the ink receiving plate 3200, and an ink outlet is arranged at the bottom of the ink discharge groove 3240. The ink receiving tray 3200 can receive excessive ink, the ink flows into the ink discharge groove 3240 through the through hole 3230, and then is converged to the ink outlet at the bottom for discharge, so that waste ink can be effectively collected, and pollution caused by excessive overflow of the ink is avoided. Anti-overflow edges can also be arranged around the ink receiving disc 3200. An ink receiving groove 3470 is arranged below the winding shaft 3410, and the length of the ink receiving groove 3470 is greater than or equal to the length of the winding shaft 3410. The ink receiving groove 3470 is used for collecting the ink dropped from the used moisturizing film 3440 on the winding shaft 3410, prevents the ink from directly dropping on the ground to pollute the environment, and is beneficial to subsequent cleaning.
The maintenance assembly also includes an ink receiver 4000 for receiving ink that temporarily remains dripping during operation of the ink jet assembly 1000.
Claims (10)
1. The utility model provides an ink jet printer of subsidiary maintenance subassembly, includes print platform, maintains subassembly and mobilizable ink jet module, maintain the side that the subassembly set up at print platform, ink jet module moves through print platform and maintenance subassembly's top, ink jet module bottom is equipped with the print head, a serial communication port, include:
The cleaning assembly comprises a supporting plate and a supporting frame movably connected with the supporting plate, wherein the supporting plate is provided with a driving mechanism, the supporting frame is provided with a negative pressure ink suction mechanism, the supporting frame is connected with the driving mechanism, the driving mechanism drives the supporting frame to reciprocate along the length direction of the supporting plate, and a cleaning area is formed in a movement area of the supporting frame;
the moisturizing component comprises a liftable frame, an ink receiving disc arranged on the frame, a flexible moisturizing structure arranged on the ink receiving disc and a film conveying component arranged on the frame, wherein the flexible moisturizing structure comprises an elastic piece and a moisturizing film covered on the surface of the elastic piece, and the film conveying component is used for replacing the moisturizing film; the cleaning area is arranged above the ink receiving disc.
2. The inkjet printer with the maintenance assembly according to claim 1, wherein the driving mechanism comprises a driving motor, a synchronous belt, a first belt wheel and a second belt wheel, the first belt wheel and the second belt wheel are rotatably arranged at two ends of the surface of the supporting plate, the synchronous belt is sleeved on the first belt wheel and the second belt wheel along the length direction of the supporting plate, the synchronous belt is fixedly connected with the supporting frame, and the driving motor drives the first belt wheel and/or the second belt wheel to drive the synchronous belt and the supporting frame to reciprocate along the length direction of the supporting plate.
3. The inkjet printer with maintenance assembly of claim 2, wherein the support frame comprises a limit connection plate, a limit reinforcing plate and a mounting plate, and the support frame is vertically erected on the support plate and is connected with the support plate through the limit connection plate and the limit reinforcing plate: the limit connecting plate is arranged on the plate surface at one side of the supporting plate, is connected with the synchronous belt and moves back and forth along the length direction of the supporting plate along with the synchronous belt; one end of the mounting plate is fixed on the limit connecting plate and is perpendicular to the supporting plate; the negative pressure ink suction mechanism is arranged at the top of the mounting plate and stretches across the supporting plate to the other side of the supporting plate; the limit reinforcing plate is arranged on the other side of the support plate relative to the limit connecting plate, supports the negative pressure ink suction mechanism, is attached to the support plate and synchronously slides relative to the support plate with the limit connecting plate.
4. An ink jet printer with a maintenance assembly according to claim 3, wherein the support plate is provided with a first guide rail and a second guide rail along a length direction, the first guide rail and the second guide rail are both convex strips, the limit connecting plate is provided with two grooves corresponding to the positions of the first guide rail and the second guide rail, and the convex strips and the grooves are matched with the limit connecting plate to be in sliding connection with the first guide rail and the second guide rail.
5. The ink jet printer with maintenance assembly according to claim 1, wherein the negative pressure ink absorbing mechanism comprises an ink absorbing box and a flow guiding box, the ink absorbing box is arranged above the flow guiding box, an ink absorbing groove is formed in the top of the ink absorbing box, a flow guiding channel is formed in the flow guiding box, an air channel interface is formed in the flow guiding box, and the ink absorbing groove, the flow guiding channel and the air channel interface are mutually communicated.
6. The ink jet printer with maintenance assembly according to claim 1, wherein the frame is a rectangular parallelepiped frame, the ink receiving tray is disposed on a top surface of the frame, and side plates are disposed on side surfaces of the frame; the frame is connected with a lifting structure, the lifting structure comprises a linear driver, a Z-shaped connecting plate and a fixing plate, the linear driver is vertically fixed on one side outside the frame, and the fixing plate is vertically fixed between the linear driver and the frame; the fixing plate is provided with a longitudinal strip-shaped hole, the edge of the Z-shaped connecting plate is attached to the longitudinal strip-shaped hole and penetrates through the longitudinal strip-shaped hole, one end of the Z-shaped connecting plate is connected with the linear driver, and the other end of the Z-shaped connecting plate is connected with the side plate; the fixed plate is provided with a longitudinal guide rail, a side plate close to the fixed plate is provided with a sliding block, and the longitudinal guide rail is in sliding connection with the sliding block.
7. An ink jet printer with an attached maintenance assembly according to any one of claims 1 to 6, wherein the ink receiving tray is provided with a plurality of mounting grooves, the mounting grooves are arranged vertically and horizontally and the elastic members are detachably mounted in the mounting grooves, and the moisturizing film is covered on the elastic members in a row in a stripe shape.
8. The ink jet printer with maintenance assembly according to claim 7, wherein the film transport assembly comprises a winding shaft, a unwinding shaft and a film roll, the film roll is sleeved on the unwinding shaft, the winding shaft and the unwinding shaft are respectively arranged at two opposite sides of the frame, two ends of the moisturizing film extend out of the ink receiving disc, one end of the moisturizing film is wound on the winding shaft, the other end of the moisturizing film is connected with the film roll, and the winding shaft is connected with a motor for automatically winding the moisturizing film.
9. The ink jet printer with maintenance assembly according to claim 8, wherein the membrane conveying assembly further comprises a three-axis limiting clamp for supporting and limiting the moisturizing membrane, the three-axis limiting clamp is arranged on the ink receiving disc and distributed at two ends of the elastic pieces in a row, the three-axis limiting clamp comprises a mounting side plate and three limiting shafts, one end of the three limiting shafts is mounted on the mounting side plate, the mounting side plate is arranged on the side edge of the moisturizing membrane, and the moisturizing membrane is wound on the three limiting shafts in a V shape; the triaxial limiting clamp close to one side of the winding shaft further comprises a plurality of scraping plates, one ends of the scraping plates are arranged on the installation side plates, the scraping plates are clung to the moisturizing film and correspond to the positions of the limiting shafts, and the scraping plates are respectively distributed on two sides of the moisturizing film.
10. The maintenance assembly-attached inkjet printer of claim 8, wherein the membrane transport assembly further comprises a tension roller mounted to the side plate above the unwind shaft and supporting the moisturizing membrane, the tension roller being provided with an angular displacement sensor.
Priority Applications (1)
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CN202322634521.XU CN220785229U (en) | 2023-09-26 | 2023-09-26 | Ink-jet printer with maintenance assembly |
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CN202322634521.XU CN220785229U (en) | 2023-09-26 | 2023-09-26 | Ink-jet printer with maintenance assembly |
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