CN218701333U

CN218701333U - Liquid level-stabilized continuous ink supply device suitable for aerosol jet printing

Info

Publication number: CN218701333U
Application number: CN202221329677.6U
Authority: CN
Inventors: 王子文; 张远明; 孙成通; 朱涛; 庄娇娇; 寇兆军; 王振乾; 王晓杰
Original assignee: Linyi University
Current assignee: Linyi University
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2023-03-24
Anticipated expiration: 2032-05-30

Abstract

The utility model discloses a stable liquid level type continuous ink supply device suitable for aerosol jet printing, which comprises an ink box, wherein an aerosol delivery pipe I, an ink delivery pipe, an air duct and an ink return pipe are sequentially arranged above the ink box; the ink horn is through the mode of external storage box, and a miniature peristaltic pump control ink circulation compensates used ink, can make the liquid level of ink in the ink horn keep invariable, guarantees aerosol ink jet printer high accuracy operation under long-time operating condition, in addition through settling miniature peristaltic pump two on the recovery tube, can take out intraductal surplus ink and carry the ink to the ink horn in stopping printing, be favorable to preventing that the material is extravagant to block up with the shower nozzle, the utility model discloses can increase substantially aerosol ink jet printer's printing precision under long-time work for ordinary ink horn, reduce the extravagant emergence that reduces pipe blocking phenomenon of material of aerosol printing in-process.

Description

Liquid level-stabilized continuous ink supply device suitable for aerosol jet printing

Technical Field

The utility model relates to an aerosol sprays the printing field, in particular to can stabilize liquid level formula continuous ink supply unit suitable for aerosol sprays printing.

Background

The aerosol jet three-dimensional printing technology is a high-precision instrument and can print superfine line width of 10 micrometers, and researches in recent years show that the aerosol jet three-dimensional printer continuously working for a long time can generate a process drift phenomenon in precision, the precision of a printed piece is seriously influenced, and the reasons for generating the phenomenon are proved to be related to the instability of the liquid level of ink in an ink box to a great extent;

but the continuous ink supply unit of the present liquid level formula that can stabilize that is applicable to aerosol jet printing has certain weak point when using and remains to be improved, and the current ink horn that is applied to in the aerosol jet three-dimensional inkjet printer does not have the liquid level stabilising arrangement who adjusts the ink liquid level, can't make regulation reaction to liquid level decline in the ink horn when printing for a long time, and this can lead to printing a precision and hang down excessively to the ink that remains in the PVC pipeline after stopping printing can't obtain retrieving, can lead to beating printer head and PVC pipe blockage's problem.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a can stabilize liquid level formula continuous ink feed mechanism suitable for aerosol sprays printing can effectively solve the technical problem who provides in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a can stabilize continuous ink supply unit of liquid level formula suitable for aerosol jet printing, which comprises an ink box, aerosol contact tube one is installed in proper order to the top of ink horn, the ink contact tube, air duct and ink back flow, aerosol contact tube one, the ink contact tube, install a pipeline clamp between air duct and the ink back flow and the ink horn respectively, external storage box top is installed the ink contact tube in proper order, accumulator and ink back flow, dissolve the ink contact tube, install a pipeline clamp between accumulator and ink back flow and the external storage box respectively, micro peristaltic pump one is installed to the bottom of ink back flow, micro peristaltic pump two is installed to the bottom of accumulator, install three way connection between aerosol contact tube one and the accumulator, aerosol contact tube two is installed to three way connection one end, install the connector block between the opening part of three way connection and accumulator.

As the utility model discloses a further scheme, the pipeline clamp is the rubber material, and aerosol contact tube I, ink contact tube, air duct, ink back flow, aerosol contact tube II and accumulator are the PVC material, and the joint block all is the activity setting with three way connection and accumulator.

As a further proposal of the utility model, the first micro peristaltic pump and the second micro peristaltic pump are respectively matched with the ink return pipe and the size of the recovery pipe, and the port of the air duct is kept away from the port of the aerosol delivery pipe I at the upper box cover of the ink box.

As a further proposal of the utility model, the first aerosol delivery pipe and the air duct are arranged above the ink liquid level in the ink box, and the ink delivery pipe and the ink return pipe are arranged below the ink liquid level in the ink box.

As a further proposal of the utility model, the ink return pipe and the recovery pipe are arranged above the ink liquid level in the external storage box, and the ink delivery pipe is arranged below the ink liquid level in the external storage box.

Compared with the prior art, the utility model discloses following beneficial effect has: in the utility model, the ink circulation in the ink box and the external storage box is controlled by the first micro peristaltic pump, so that the liquid level of the ink in the ink box is kept constant, and the aerosol ink-jet printer can run with high precision under a long-time working state; residual ink in the first aerosol delivery pipe is controlled to be recycled to the external storage box through the second micro peristaltic pump, so that material waste and nozzle blockage can be prevented.

Drawings

Fig. 1 is a schematic view of the overall structure of a stable liquid level type continuous ink supply device suitable for aerosol jet printing according to the present invention;

FIG. 2 is a schematic view of the working state of the present invention during ink circulation for aerosol jet printing;

fig. 3 is a schematic view of the working state of the present invention in ink recovery suitable for aerosol jet printing.

In the figure: 1. an ink cartridge; 2. an aerosol delivery pipe I; 3. an ink delivery tube; 4. an ink return pipe; 5. a first micro peristaltic pump; 6. a second micro peristaltic pump; 7. the storage box is externally connected; 8. a joint cap; 9. a three-way joint; 10. a recovery pipe; 11. a second aerosol delivery pipe; 12. an air duct; 13. a pipe clamp.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, a liquid level-stabilized continuous ink supply device suitable for aerosol jet printing includes an ink cartridge 1, an aerosol delivery tube one 2, an ink delivery tube 3, an air duct 12 and an ink return tube 4 are sequentially installed above the ink cartridge 1, a pipeline clamp 13 is respectively installed between the aerosol delivery tube one 2, the ink delivery tube 3, the air duct 12 and the ink return tube 4 and the ink cartridge 1, the ink delivery tube 3, a recovery tube 10 and the ink return tube 4 are sequentially installed above an external storage cartridge 7, a pipeline clamp 13 is respectively installed between the ink delivery tube 3, the recovery tube 10 and the ink return tube 4 and the external storage cartridge 7, a first micro peristaltic pump 5 is installed at the bottom end of the ink return tube 4, a second micro peristaltic pump 6 is installed at the bottom end of the recovery tube 10, a tee joint 9 is installed between the aerosol delivery tube one 2 and the recovery tube 10, a second aerosol delivery tube 11 is installed at one end of the tee joint 9, and a joint cap 8 is installed between the tee joint 9 and an opening of the recovery tube 10.

In this embodiment, the installation need be hugged closely with ink horn 1 and external storage box 7 installation department to pipeline clamp 13, can not leave the gap, has increased the leakproofness between pipeline and ink horn 1 and the external storage box 7, and pipeline clamp 13 is the rubber material, and aerosol contact tube one 2, ink contact tube 3, air duct 12, ink back flow 4, aerosol contact tube two 11 and accumulator 10 are the PVC material, and joint cap 8 and three way connection 9 and accumulator 10 all are the activity setting.

In this embodiment, in order to make the aerosol atomized in the ink cartridge 1 smoothly enter the aerosol delivery tube one 2, the first micro peristaltic pump 5 and the second micro peristaltic pump 6 are respectively matched with the ink return tube 4 and the recovery tube 10 in size, and the port of the aerosol delivery tube one 2 at the upper cartridge cover of the ink cartridge 1 is far away from the port of the air guide tube 12.

In this embodiment, in order to ensure the normal use of the pipeline in the ink cartridge 1, the aerosol delivery tube 2 and the air guide tube 12 are disposed above the ink level in the ink cartridge 1, and the ink delivery tube 3 and the ink return tube 4 are disposed below the ink level in the ink cartridge 1.

In this embodiment, in order to ensure the normal use of the pipeline in the external storage box 7, the ink return pipe 4 and the recovery pipe 10 are disposed above the ink level in the external storage box 7, and the ink outlet pipe 3 is disposed below the ink level in the external storage box 7.

When the device is used, firstly, the aerosol delivery pipe I2 and the air duct 12 are arranged above the ink in the ink box 1 and are respectively used for conveying the atomized aerosol in the ink box 1 and the inert gas for inputting, and the other end of the aerosol delivery pipe I2 is connected with the three-way joint 9 and conveying the aerosol to the three-way joint 9;

specifically, three joints of a three-way joint 9 are respectively connected into a first aerosol delivery pipe 2, a recovery pipe 10 and a second aerosol delivery pipe 11, a joint cap 8 is arranged at an opening of the recovery pipe 10 of the three-way joint 9, when ink circulates, aerosol is transmitted from the first aerosol delivery pipe 2 to the second aerosol delivery pipe 11 for ink jet of a printing head, at the moment, the recovery pipe 10 is pulled out of the three-way joint 9, the joint cap 8 is in a closed state, when the ink is recovered, the aerosol is deposited into liquid drops, the liquid drops are transferred from the first aerosol delivery pipe 2 to the recovery pipe 10 by taking a micro peristaltic pump two 6 as power, the liquid drops are recovered and enter an external storage box 7, at the moment, the recovery pipe 10 is connected into the three-way joint 9, and the joint cap 8 is in an open state;

specifically, an ink delivery pipe 3 and an ink return pipe 4 are arranged below the ink liquid level in the ink box 1 and are respectively used for inputting ink and compensating the ink content, the other end of the ink delivery pipe 3 is connected to an external storage box 7 and is arranged below the ink liquid level in the external storage box 7 and is used for transferring the ink in the external storage box 7 to the ink box 1, a micro peristaltic pump I5 is arranged at the central position of the ink box 1 and the external storage box 7 of the ink return pipe 4, and the other end of the ink return pipe 4 is connected to the external storage box 7 and is arranged above the ink liquid level in the external storage box 7 and is used for compensating the ink;

specifically, an aerosol delivery pipe I2 and an air duct 12 at the upper box cover of the ink box 1 are respectively positioned at two ends of the box cover and are respectively fixed by a pipeline hoop 13, and aerosol atomized in the ink box 1 can smoothly enter the aerosol delivery pipe I2.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a can stabilize liquid level formula continuous ink supply unit suitable for aerosol sprays printing which characterized in that: including ink horn (1), aerosol contact tube (2) are installed in proper order to the top of ink horn (1), ink contact tube (3), air duct (12) and ink back flow (4), aerosol contact tube (2), ink contact tube (3), install a pipeline clamp (13) between air duct (12) and ink back flow (4) and ink horn (1) respectively, ink contact tube (3) are installed in proper order to external storage box (7) top, recovery tube (10) and ink back flow (4), dissolve ink contact tube (3), install a pipeline clamp (13) between recovery tube (10) and ink back flow (4) and external storage box (7) respectively, one (5) of micro peristaltic pump are installed to the bottom of ink back flow (4), micro peristaltic pump two (6) are installed to the bottom of recovery tube (10), install three way connection (9) between aerosol contact tube (2) and recovery tube (10), aerosol contact tube two (11) are installed to three way connection (9) one end, install between the opening part of three way connection (9) and recovery tube (10) and joint (8).

2. A continuous ink supply of a stable level type suitable for aerosol jet printing as claimed in claim 1, wherein: pipeline clamp (13) are the rubber material, and aerosol contact tube one (2), ink contact tube (3), air duct (12), ink back flow (4), aerosol contact tube two (11) and recovery tube (10) are the PVC material, and joint cap (8) all are the activity setting with three way connection (9) and recovery tube (10).

3. A continuous ink supply of a stable level type suitable for aerosol jet printing as claimed in claim 1, wherein: the first micro peristaltic pump (5) and the second micro peristaltic pump (6) are respectively matched with the ink return pipe (4) and the recovery pipe (10) in size, and the port of the aerosol delivery pipe (2) at the upper box cover of the ink box (1) is far away from the port of the air guide pipe (12).

4. A continuous ink supply of a stable level type suitable for aerosol jet printing as claimed in claim 1, wherein: the aerosol delivery pipe I (2) and the air guide pipe (12) are arranged above the ink liquid level in the ink box (1), and the ink delivery pipe (3) and the ink return pipe (4) are arranged below the ink liquid level in the ink box (1).

5. A continuous ink supply of a stable level type suitable for aerosol jet printing as claimed in claim 1, wherein: the ink return pipe (4) and the recovery pipe (10) are arranged above the ink liquid level in the external storage box (7), and the ink delivery pipe (3) is arranged below the ink liquid level in the external storage box (7).