CN219405846U - Printer head storage device and printer - Google Patents

Abstract

The application relates to the technical field of printing equipment, relates to a printer head storage device, sets up in the printer, be provided with printing arm and print head in the printer, printer head storage device includes: the printing device comprises a containing chamber, a conveying assembly and a first connecting assembly, wherein the containing chamber is used for storing a printing head; the first connecting component is fixedly connected below the printing arm and used for bearing the printing head, and the transporting component is arranged on one side opposite to the accommodating cavity and the printing arm and used for transporting the printing head between the accommodating cavity and the printing arm. The application also relates to a printer. The technical scheme that this application provided sets up the print head activity in printing the arm through first coupling assembling to send into the accommodation cavity with the print head through the transportation subassembly, can store immediately after printing at every turn and print the head, compare in artifical dismantlement speed faster, can reduce the ink production precipitate of great degree.

Description

Printer head storage device and printer

Technical Field

The present application relates to the technical field of printing apparatuses, and more particularly, to a printer head storage device and a printer.

Background

In the preparation method of the quantum dot light emitting diode by ink jet printing, HIL, HTL, QD, ETL layers are printed in sequence in a glove box in inert gas atmosphere, and then transferred to a vapor deposition electrode in a vapor deposition cavity.

At present, ETL materials in the quantum dot light emitting diode device are usually ZnO nano particles or metal doped ink such as Mg, al and the like, and the ink has poor stability in air and is easy to precipitate after long-time exposure to air.

The ink jet printing equipment inevitably needs to be subjected to maintenance by opening the cavity at different times, znO nanoparticle ink is exposed to the air after the cavity is opened, and the educts easily cause blockage of the spray head, so that the printing effect is affected.

Disclosure of Invention

The technical problem to be solved by the embodiments of the present application is how to avoid the blockage of the nozzle of the printer caused by the exposure of the ink to the air.

In order to solve the above technical problems, embodiments of the present application provide a printer head storage device, which adopts the following technical schemes:

the printer head storage device sets up in the printer, be provided with printing arm and printhead in the printer, printer head storage device includes: the printing device comprises a containing chamber, a conveying assembly and a first connecting assembly, wherein the containing chamber is used for storing a printing head; the first connecting component is fixedly connected below the printing arm and used for bearing the printing head, and the transporting component is arranged on one side opposite to the accommodating cavity and the printing arm and used for transporting the printing head between the accommodating cavity and the printing arm.

Further, the printhead moves with the printing arm in a first direction and a gravitational direction.

Further, the first connecting assembly comprises two symmetrically arranged L-shaped suspension arms, and an open gap is defined between the two L-shaped suspension arms so as to accommodate the printing head.

Further, the first connecting assembly comprises two symmetrically arranged I-shaped suspension arms, and an open gap is defined between the two I-shaped suspension arms so as to accommodate the printing head; two symmetrically arranged I-shaped suspension arms are provided with electromagnets which are used for fixing the printing head containing the magnetic metal layer.

Further, the transportation assembly comprises a transportation guide rail, a transportation trolley, a first transportation arm and a second transportation arm, wherein the transportation guide rail is arranged on the inner wall of the printer, the transportation trolley is arranged above the transportation guide rail in a sliding manner, the first transportation arm is fixedly arranged on the transportation trolley and stretches along a second direction, and the second direction is perpendicular to the first direction; the second transport arm is fixedly arranged on the first transport arm and stretches along a third direction, the third direction is perpendicular to the first direction and the second direction respectively, and the second transport arm penetrates into the open gap and is abutted to the printing head.

Further, a jack is arranged on the printing head, a plug is arranged on the second conveying arm, and the plug is matched with the jack.

Further, a transport groove is formed in the print head, and the transport groove corresponds to the structure of the second transport arm, so that the second transport arm is inserted into the transport groove.

Further, the accommodating chamber comprises a standby chamber, a movable door and a second connecting component, wherein the movable door is arranged in the standby chamber and used for sealing the standby chamber, and the second connecting component is arranged in the standby chamber and used for bearing the printing head.

Further, the accommodating chamber further comprises a vacuum generator and an electromagnetic valve, the vacuum generator is connected with the standby chamber, and the electromagnetic valve controls the vacuum generator to vacuumize the standby chamber, so that the standby chamber forms a vacuum environment.

In order to solve the above technical problems, the embodiment of the present application further provides a printer, which adopts the following technical scheme:

the printer comprises the printer head storage device.

Compared with the prior art, the embodiment of the application has the following main beneficial effects:

the printing head is movably arranged on the printing arm through the first connecting component, the printing head is conveyed into the accommodating cavity through the conveying component, the printing head can be stored immediately after each printing is finished, compared with the manual disassembly speed, the printing head is faster, the precipitation of ink can be reduced to a greater extent, meanwhile, the labor cost is saved, and if the manual disassembly of the printing head is adopted, the disassembly of the printer shell is also related, so that a series of problems such as service life reduction of the printer shell connecting component are caused.

Drawings

For a clearer description of the solution of the present application, a brief introduction will be given to the drawings needed in the description of the embodiments, which are some embodiments of the present application, and from which other drawings can be obtained for a person skilled in the art without the inventive effort.

Fig. 1 is a schematic diagram of an internal structure of a printer according to an embodiment of the present application;

FIG. 2 is a schematic view of the structure of the L-shaped boom of FIG. 1;

FIG. 3 is a schematic view of the second transport arm of FIG. 1;

fig. 4 is a schematic diagram of the printhead of fig. 1.

Reference numerals:

the accommodating chamber 110, the standby chamber 111, the second connection assembly 112, the solenoid valve 113, the transport assembly 120, the transport rail 121, the transport cart 122, the second transport arm 123, the insert column 1231, the first connection assembly 130, the L-shaped boom, the open gap 132, and the opening 133;

printer 200, print arm 210, printhead 220, jack 221, transport slot 222, print station 230, print track 240, and interface 250.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the applications herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "comprising" and "having" and any variations thereof in the description and claims of the present application and in the description of the figures above are intended to cover non-exclusive inclusions. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

In order to better understand the technical solutions of the present application, the following description will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the accompanying drawings.

Referring to fig. 1 and 2, fig. 1 shows a schematic structural diagram of a printer head storage device according to an embodiment of the present application disposed in a printer 200, and fig. 2 shows a schematic structural diagram of an L-shaped boom according to an embodiment of the present application; the printer head storage device is arranged on the printer 200, a moving track, a printing arm 210 and a printing head 220 are arranged in the printer 200, the printing arm 210 is arranged on the moving track, the printing head 220 is arranged on the printing arm 210, the printer head storage device comprises a containing chamber 110, a conveying component 120 and a first connecting component 130, wherein the containing chamber 110 is arranged on the inner wall of the printer 200 and is used for storing the printing head 220, the printing head 220 is prevented from being exposed to an air flowing environment, the conveying component 120 is arranged on the opposite side of the containing chamber and the printing arm 210 and is used for conveying the printing head 220 between the containing chamber 110 and the printing arm 210 so as to realize the conveying of the printing head between the containing chamber 110 and the printing arm 220, the first connecting component 130 is connected with the printing head 220 and the printing arm 210, is fixedly arranged below the printing arm 210 and is used for detachably connecting the printing head 220 with the printing arm 210 and carrying the printing head 220. The coordinate axes of the present application include X, Y, Z axes, wherein the X-axis direction is a first direction, shown as a lateral direction in fig. 1, wherein the Z-axis is a second direction, is a vertical direction (not directly shown in fig. 1), wherein the Z-axis is a third direction, shown as a longitudinal direction in fig. 1.

The working principle is as follows: the printing head 220 is arranged on the printing arm 210, the printing arm 210 can drive the printing head 220 to move in the printing process, printing at different positions is achieved, when the printing head 220 needs to be disassembled, the transportation assembly 120 is close to the printing head 220 and bears the printing head 220, the first connection assembly 130 removes the limitation on the printing head 220, the transportation assembly 120 moves the printing head 220 to the accommodating chamber 110, the accommodating chamber 110 is an independent closed chamber, after the transportation assembly 120 places the printing head 220 into the accommodating chamber 110, the accommodating chamber 110 is closed for air flow, and precipitation of ink on the printing head 220 is avoided, so that blockage of a spray head is avoided.

The first connecting component 130 is used for movably arranging the printing head 220 on the printing arm 210, the transporting component 120 is used for conveying the printing head 220 into the accommodating cavity 110, the printing head 220 can be stored immediately after each printing is finished, compared with the manual disassembly speed, the printing head is faster, the precipitation generated by ink can be reduced to a greater extent, meanwhile, the labor cost is saved, and if the manual disassembly of the printing head 220 is adopted, the disassembly of the printer shell is also involved, so that a series of problems such as the service life reduction of the printer shell connecting component are caused.

Further, when the print head 220 is detached, the print arm 210 drives the print head 220 to approach the transport assembly 120, so as to reduce the size of the transport assembly 120 and occupy the space of the printer 200. The number of receiving chambers 110 is plural so that a printer head storage device can accommodate a greater number of printheads 220, and it is noted that one receiving chamber 110 can accommodate one or more printheads 220.

Referring to fig. 1-2, in an embodiment of the present application, the print head 220 moves with the print arm 210 in a first direction and a gravitational direction.

The first direction is the X-axis direction, including +x-axis direction and-X-axis direction, the first connection assembly 130 limits the movement of the print head 220 along the X-axis direction and the movement of the gravity direction, when the print head 220 needs to be removed, the transport assembly 130 can control the print head 220 to move along the direction perpendicular to the X-axis (Y-axis direction) and/or the opposite direction of the gravity to remove the print head 220, and since the print head 220 can move along the Y-axis direction, the print head 220 can slide relative to the print arm 210, the print head 220 can be quickly separated from the print arm 210, the removal speed can be faster, and the structure is simpler.

The print head 220 is connected to the printer circuit device by hot plug, and can be directly disconnected during the movement of the print head 220.

Further, the first connecting assembly 130 includes two symmetrically arranged L-shaped arms 131, and an open gap 132 is defined between the two L-shaped arms 131 to accommodate the print head 220.

The L-shaped suspension arm 131 comprises a vertical rod part and a transverse foot part, the printing head 220 can be limited to move along the gravity direction through the foot part, an opening 133 formed between the foot parts of the two L-shaped suspension arms 131 can be used for enabling the conveying assembly 120 to be in contact with the printing head 220, the conveying assembly 120 can lift the printing head 220 (move away from the gravity direction) through the opening 133 in the process of moving the printing head 220, and then the printing head 220 is conveyed away from the L-shaped suspension arm 131 through the Y-axis direction moving part, so that relative friction between the printing head 220 and the L-shaped suspension arm 131 can not occur in the moving process, and the surface smoothness of the printing head 220 can be ensured.

The transport assembly 120 is more stable in lifting the print head 220 directly through the opening 133 than in lifting the print head 220 from other positions, and the print head 220 and the transport assembly 120 may not be provided with necessary fastening structures, which is more simplified in structural design.

In this embodiment, the transport assembly 120 includes a guide rail 121, a transport cart 122, a first transport arm (not shown) and a second transport arm 123, where the transport guide rail 121 is disposed on an inner wall of the printer 220, the transport cart 122 is slidably disposed above the transport guide rail 121, and the first transport arm is fixedly disposed on the transport cart 122 and stretches along a second direction, and the second direction is perpendicular to the first direction; the second transporting arm 123 is fixedly disposed on the first transporting arm and stretches along a third direction, the third direction is perpendicular to the first direction and the second direction, and the second transporting arm 123 penetrates into the open gap 132 and abuts against the print head 220.

The second direction is a Z-axis direction including a +Z-axis direction and a-Z-axis direction, and the third direction is a Y-axis direction including a +Y-axis direction and a-Y-axis direction. The carriage 122 moves on the carriage rail 121, and when the carriage 122 is positioned parallel to the print head 220 (parallel to the third direction), the first carriage arm extends so that the second carriage arm 123 reaches the height of the open gap 132, the second carriage arm 123 extends in the Y-axis direction to be close to the print arm 210, lifts the print head 220 upward and contracts, and carries the print head 220 away from the L-shaped boom 131, at which time the carriage 122 moves to the position of the accommodating chamber 110, and feeds the print head 220 into the accommodating chamber 110.

The moving manner of the carriage 122 on the guide rail is fast, and it can be understood that the first transporting arm can be extended and retracted in the second direction, the second transporting arm 123 can be extended and retracted in the third direction, and the carriage 122 can be moved in the first direction, so as to realize the transportation of the printing head 220 to any position in the inner cavity of the printer. It should be noted that the transportation cart 122 and the transportation rail 121 in this embodiment are not a "cart-shaped structure" and a "rail-shaped structure", and include a structure that moves on a guiding structure, for example, a screw slider moves on a screw under the guidance of the screw, which is also referred to as a transportation rail and a transportation cart in this embodiment.

Referring to fig. 3, in the embodiment of the present application, the print head 220 is provided with a jack 221, and the second transporting arm 123 is provided with a plug 1231, where the plug 1231 is adapted to the jack 221.

The second transporting arm 123 of this embodiment is provided with two or more pins 1231, and the number and positions of the insertion holes 221 provided on the print head 220 are adapted to the pins 1231.

Through setting up the cooperation of inserted pillar 1231 and jack 221, can further stabilize second transportation arm 123 transportation print head 220, set up the quantity of second transportation arm 123 to two or more to set up inserted pillar 1231 respectively at two or more second transportation arms 123, can increase the fixed point that the restriction print head 220 removed, play better limiting displacement, and disperse fixed position in order to prevent that stress concentration from causing wearing and tearing to print head 220.

Referring to fig. 3-4, in the embodiment of the present application, a transport groove 222 is provided on the print head 220, and the transport groove 222 corresponds to the structure of the second transport arm 123, so that the second transport arm is inserted into the transport groove.

The structure of the transport groove 222 corresponds to the structure of the second transport arm 123, and the aforementioned structure includes a shape, number, position, etc., when the print head 220 is lifted, the second transport arm 123 is clamped into the transport groove, and the insert pin 1231 is engaged with the insert hole 221, so as to further improve the stability of the print head of the second transport arm transport 123.

With continued reference to fig. 1, the accommodating chamber 110 includes a standby chamber 111, a movable door (not shown) disposed in the standby chamber 111 for closing the standby chamber 111, and a second connecting assembly 112 disposed in the standby chamber 111 for carrying the print head 220.

The movable door is electronically controlled, and is opened for the entrance of the print head 220 when the transport assembly 120 transports the print head 220 into the standby chamber. The second connecting component 112 is used for fixing the print head 220 in the standby chamber 111, and further, the structure of the second connecting component 112 is the same as that of the first connecting component 130, so that the action of taking and placing the print head on the first connecting component 130 by the transport component is the same as that of taking and placing the print head 220 on the second limiting component 112, and the description thereof is omitted.

After the print head 220 is stored in the standby chamber, the transport assembly 120 exits the standby chamber 111, the movable door is closed, and the print head 220 is in the sealed environment, and the air cannot circulate, so that the print head 220 is effectively prevented from contacting the circulated air, and the precipitation of the ink on the print head 220 is reduced.

In this embodiment, the accommodating chamber 120 further includes a vacuum generator and an electromagnetic valve 113, the vacuum generator is connected to the standby chamber 111, and the electromagnetic valve 113 controls the vacuum generator to vacuumize the standby chamber, so that the standby chamber 111 forms a vacuum environment.

In other embodiments of the present application, the accommodating chamber 120 further includes a nitrogen gas delivery structure, and the nitrogen gas delivery structure is connected to the standby chamber 111 for delivering nitrogen gas into the standby chamber 111.

The vacuum pumping mode or the nitrogen filling mode can isolate the print head 220 in the standby chamber 111 from oxygen in the air, and further reduce the generation of precipitates of ink.

Example two

The first difference between this embodiment and the second embodiment is that: the first connection assembly 130 is different, and the present embodiment uses an I-arm (not shown) and an electromagnet (not shown) to constrain the print head 220.

Specifically, the first connection assembly 130 includes two symmetrically disposed I-shaped arms defining an open gap 132 therebetween to accommodate the printhead; two symmetrically arranged I-shaped suspension arms are provided with electromagnets which are used for fixing the printing head containing the magnetic metal layer.

The first connecting component 130 adopts an I-shaped suspension arm, an electromagnet is arranged on the I-shaped suspension arm, a magnetic metal layer is arranged on the printing head 220, the electromagnet attracts the magnetic metal layer after being electrified so as to firmly fix the printing head 220, when the transporting component 120 reaches the lower position of the open gap 132, the electromagnet releases the attraction of the magnetic metal layer, and the transporting component 120 can take away the printing head 220.

By attracting or desorbing the magnetic metal layer with the electromagnet, the transport assembly 120 moves less when the printhead 220 is removed, and the printhead storage device stores the printhead more quickly, which can further reduce exposure time of the printhead 220 in the air circulation environment after printing is completed, and further reduce the generation of precipitates in ink.

Example III

The present embodiment provides a printer including the printer head storage device of the first and second embodiments.

Specifically, the printer 220 includes the printer head storage device, the moving track, the printing arm 210 and the printing head 220, the printing arm 210 is disposed on the moving track, the printing head 220 is disposed on the printing arm 210, a printing table 230 and a printing track 240 are disposed in the printer 200, and the printing table 230 is disposed on the printing track 240 and moves along a first direction (X-axis direction).

The print table 230 moves along the first direction (X-axis direction), and the print arm 210 drives the print table 220 to move along the third direction (Y-axis direction), so that the print head 220 can print on any position on the print table 220.

It will be appreciated that the path of movement of the print table 220 is parallel to the path of movement of the transport assembly 120, and no interference occurs between the print table and the transport assembly, so that the printer 220 can reasonably use the internal space, and the installation and maintenance of each component are facilitated.

Further, the printer 220 is provided with a docking interface 250, and the docking interface 250 is used for docking other devices upstream and downstream of the printer 200, so that the pipeline can be more efficiently produced.

It is apparent that the embodiments described above are only some embodiments of the present application, but not all embodiments, the preferred embodiments of the present application are given in the drawings, but not limiting the patent scope of the present application. This application may be embodied in many different forms, but rather, embodiments are provided in order to provide a more thorough understanding of the present disclosure. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing, or equivalents may be substituted for elements thereof. All equivalent structures made by the specification and the drawings of the application are directly or indirectly applied to other related technical fields, and are also within the protection scope of the application.

Claims (10)

1. A printer head storage device provided in a printer, in which a printing arm and a printing head are provided, the printer head storage device comprising:

the accommodating chamber, the transporting component and the first connecting component,

the accommodating chamber is used for storing a printing head;

the first connecting component is fixedly connected below the printing arm and is used for bearing the printing head;

the transport assembly is disposed on opposite sides of the receiving chamber and the printing arm for transporting the printhead between the receiving chamber and the printing arm.

2. The printer head storage device of claim 1, wherein said print head moves with said print arm in a first direction and a gravitational direction.

3. The printer head storage device of claim 2, wherein said first connection assembly includes two symmetrically disposed L-shaped arms defining an open gap therebetween for receiving said printer head.

4. The printer head storage device of claim 2, wherein said first connection assembly comprises two I-shaped arms symmetrically disposed defining an open gap therebetween for receiving said printer head; two symmetrically arranged I-shaped suspension arms are provided with electromagnets which are used for fixing the printing head containing the magnetic metal layer.

5. The printer head storage device of claim 3 or 4, wherein said transport assembly comprises a transport rail, a transport cart, a first transport arm and a second transport arm, said transport rail being disposed on an inner wall of said printer, said transport cart being slidably disposed over said transport rail, said first transport arm being fixedly disposed on said transport cart and telescoping in a second direction, said second direction being perpendicular to said first direction; the second transport arm is fixedly arranged on the first transport arm and stretches along a third direction, the third direction is perpendicular to the first direction and the second direction respectively, and the second transport arm penetrates into the open gap and is abutted to the printing head.

6. The printer head storage device of claim 5, wherein said print head is provided with a receptacle, said second transport arm is provided with a post, and said post is adapted to said receptacle.

7. The printer head storage device of claim 6, wherein said printer head is provided with a transport slot corresponding to a configuration of said second transport arm such that said second transport arm is inserted into said transport slot.

8. The printer head storage device of claim 1, wherein said receiving chamber comprises a standby chamber, a movable door disposed in said standby chamber for closing said standby chamber, and a second connecting assembly disposed in said standby chamber for carrying said printer head.

9. The printer head storage apparatus of claim 8, wherein said receiving chamber further comprises a vacuum generator and a solenoid valve, said vacuum generator being connected to said standby chamber, said solenoid valve controlling said vacuum generator to evacuate said standby chamber to create a vacuum environment in said standby chamber.

10. A printer comprising a printer head storage device as claimed in any one of claims 1 to 9.