CN112959821B

CN112959821B - Printing ink jet system

Info

Publication number: CN112959821B
Application number: CN202110134218.6A
Authority: CN
Inventors: 兰晨轩
Original assignee: Hangzhou Taifu Advertising Co ltd
Current assignee: Hangzhou Taifu Advertising Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2022-01-18
Anticipated expiration: 2041-01-29
Also published as: CN112959821A

Abstract

The application relates to the field of ink jet printing equipment, in particular to an ink jet printing system, which comprises a jet printing nozzle, wherein the jet printing nozzle is fixedly communicated with an ink barrel and a dust absorption barrel, and a cleaning assembly is arranged in the jet printing nozzle; the cleaning assembly is helpful for cleaning impurities on the inner wall of the spray-painting nozzle, reduces the bonding of the impurities on the inner wall of the spray-painting nozzle and further achieves the effect of improving the smoothness of ink circulation.

Description

Printing ink jet system

Technical Field

The application relates to the field of ink jet equipment, in particular to an ink jet system.

Background

During the printing process of the printed matter, the ink is sprayed out from the spray painting nozzle and permeates into the material of the printed matter, and during the operation process of the spray painting system, the spray painting nozzle is often blocked due to the layering of the ink and the inclusion of impurities such as particles.

The existing Chinese utility model patent with reference to the publication number CN209700115U discloses an ink jet system, which comprises a jet head, wherein the jet head is respectively communicated with an ink barrel and a dust absorption barrel through a three-way pipe, and a dust absorption pump is arranged on the three-way pipe between the dust absorption barrel and the jet head; the printing ink barrel supplies printing ink to the spray-painting nozzle, and the dust suction pump and the dust suction barrel suck impurities in the spray-painting nozzle so as to reduce the blockage of the spray-painting nozzle.

In view of the above-mentioned related technologies, the applicant believes that the dust suction pump and the dust suction barrel are helpful for absorbing light impurities in the inkjet head, but the impurities attached to the inner wall of the inkjet head are not easy to be absorbed directly, and the impurities are bonded on the inner wall of the inkjet head, so that the volume of the inner cavity of the inkjet head is affected, and the smoothness of ink circulation is reduced.

Disclosure of Invention

In order to help clearing up the impurity that jet drawing shower nozzle inner wall bondd, and then improve the smooth and easy nature of printing ink circulation, this application provides a jet drawing system of printing ink.

The application provides an inkjet system of printing ink adopts following technical scheme:

a spray painting system of printing ink comprises a spray painting nozzle, wherein the spray painting nozzle is fixedly communicated with an ink barrel and a dust absorption barrel; and a cleaning assembly for cleaning the inner wall of the spray painting nozzle is arranged in the spray painting nozzle.

Through adopting above-mentioned technical scheme, after the air brushing shower nozzle work a period, the clearance subassembly can clear up the impurity of air brushing shower nozzle inner wall, reduces the bonding of air brushing shower nozzle inner wall impurity, and then promotes the volume of air brushing shower nozzle inner chamber, has reached the effect that improves printing ink circulation smoothness nature.

Optionally, the clearance subassembly includes pneumatic cylinder and clearance sponge, and the pneumatic cylinder is fixed mutually with the air brushing shower nozzle, and the pneumatic cylinder stretches out there is the hydraulic stem, and the one end fixedly connected with clearance pole of hydraulic stem back to the pneumatic cylinder, the one end that the clearance pole is back to the hydraulic stem is fixed mutually with the clearance sponge, clearance sponge outer wall and the inner wall looks butt of air brushing shower nozzle.

By adopting the technical scheme, when the inner wall of the spray painting nozzle is cleaned, the matched design of the hydraulic cylinder and the cleaning rod is beneficial to saving manpower, so that the cleaning efficiency of cleaning sponge is improved; in addition, the cleaning sponge helps to reduce scratches on the inner wall of the spray painting nozzle on the premise of meeting the requirement of wiping impurities on the inner wall of the spray painting nozzle, and further helps to maintain the spray painting nozzle.

Optionally, one end of the spray-painting nozzle, which is far away from the ink-jet end of the spray-painting nozzle, is fixedly connected with a cleaning box, a communicating hole communicated with the interior of the spray-painting nozzle is formed in the bottom of the cleaning box, and a sealing plate used for sealing the communicating hole is detachably connected to the inner bottom surface of the cleaning box; the top of clearance box is passed to the clearance pole, and the clearance sponge is located the clearance box, and the extending direction of clearance pole is just to the extending direction of air brushing shower nozzle.

Through adopting above-mentioned technical scheme, when the air brushing shower nozzle is in operating condition, clearance box and closing plate can separate clearance sponge and air brushing shower nozzle is inside, and then help reducing the influence of the printing ink in the air brushing shower nozzle to the clearance sponge.

Optionally, one side of the cleaning box facing the ink barrel is provided with a notch, and the sealing plate penetrates out of the notch; an ink outlet pipe is fixedly communicated between the ink barrel and the spray-painting nozzle, a guide block is fixedly connected to the ink outlet pipe, a guide groove is formed in the face, facing the guide block, of the sealing plate, the guide block is in sliding fit with the guide groove, and the guide block extends along the extending direction of the ink outlet pipe relative to the sliding direction of the guide groove.

Through adopting above-mentioned technical scheme, when operating personnel carried out opening and shutting of closing plate, the design of guide block and guide way helps carrying on spacingly to the movement track of closing plate, and then helps promoting the stability of closing plate motion in-process.

Optionally, the cleaning box is made of magnetic metal, the sealing plate is fixedly connected with a magnet plate, and the magnet plate is adsorbed to the outer wall of the cleaning box.

Through adopting above-mentioned technical scheme, when the closing plate was in the off-state, the cooperation of magnet board and clearance box helped maintaining the relative position of closing plate and clearance box, and then helped maintaining the stability under the closing plate quiescent condition.

Optionally, a cleaning assembly is arranged on the cleaning box, and the cleaning assembly comprises a water inlet pipe and a water outlet pipe; the water inlet pipe is fixedly communicated with the top of the cleaning box and is fixedly communicated with a water pump; the water outlet pipe is fixedly communicated with the side wall of the cleaning box.

Through adopting above-mentioned technical scheme, once or many times after the work of clearance sponge, cleaning assembly and water pump cooperate and to erode the clearance sponge, help improving the cleanliness of clearance sponge, and then help the cyclic utilization of clearance sponge.

Optionally, one end of the cleaning rod, which is opposite to the hydraulic rod, is inserted into the cleaning sponge, the cleaning rod is in sliding fit with the cleaning sponge, and the sliding direction of the cleaning rod relative to the cleaning sponge is along the extending direction of the cleaning rod; the cleaning rod is inserted into the one end fixedly connected with connecting block inside the cleaning sponge, and the connecting block is fixedly connected with the cleaning sponge.

Through adopting above-mentioned technical scheme, when wasing the subassembly and erodeing the clearance sponge, start the pneumatic cylinder and drive the clearance pole at vertical direction reciprocating motion, the clearance sponge contacts and compresses with clearance box inner wall top surface and inside bottom surface when vertical direction motion, and then realizes the action of the extrusion water that absorbs water of circulation, has reached and has helped further with the absorptive impurity exhaust effect of self.

Optionally, a dust suction pipe is fixedly communicated between the dust suction barrel and the spray-painting nozzle, and a dust suction pump is fixedly communicated on the dust suction pipe; the cleaning box is provided with a drying assembly, the drying assembly comprises an air inlet pipe and an air outlet pipe, the air inlet pipe is fixedly communicated with the top of the cleaning box, the two ends of the air outlet pipe are respectively fixedly communicated with the cleaning box and a dust suction pipe, and the air outlet pipe and the dust suction pipe are positioned at one side of the dust suction pump back on to the dust suction barrel.

Through adopting above-mentioned technical scheme, after the washing of cleaning assembly is passed through to the clearance sponge, start the dust absorption pump, dry subassembly cooperates with the dust absorption pump jointly this moment, helps promoting the mobile speed of air in the clearance box, and then has promoted the drying rate of clearance sponge.

Optionally, a suction assembly is arranged between the spray painting nozzle and the dust suction pipe, the suction assembly comprises a suction hood and a suction pipe, the suction hood is fixedly connected to the position of the spray painting nozzle close to the ink jet end of the spray painting nozzle, the suction pipe is respectively communicated with the suction hood and the dust suction pipe, and the interface position of the suction pipe and the dust suction pipe is located between the dust suction pump and the dust suction valve

By adopting the technical scheme, when the spray-painting nozzle is in a working state, the ink-jet end of the spray-painting nozzle can spray ink, and the cooperation of the air suction assembly and the dust suction pump achieves the effect of helping to absorb the irritant gas emitted by the ink as soon as possible.

Optionally, the breathing pipe includes trunk line and two sections auxiliary ducts, and trunk line one end and dust absorption pipe are fixed to be communicated, and the trunk line deviates from the fixed intercommunication of the one end and two sections auxiliary ducts of dust absorption pipe, and the one end that two sections auxiliary ducts deviate from the trunk line is fixed to be communicated with the both sides that the cover of breathing in each other is back to each other respectively.

Through adopting above-mentioned technical scheme, the position design of auxiliary conduit helps carrying out diversified absorption to the irritability gas around the inkjet end of air brushing shower nozzle, and then has promoted the inspiratory tube to irritability gas's absorption effect.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the cleaning assembly, impurities bonded on the inner wall of the spray painting nozzle can be cleaned, and the effect of improving the smoothness of ink circulation is achieved;

2. by arranging the cleaning component and the drying component, the cleaning sponge is beneficial to being cleaned in time, and the effect of facilitating the recycling of the cleaning sponge is further achieved;

3. through setting up the subassembly of breathing in, reached and helped absorbing the effect as soon as possible of the irritant gas that gives off printing ink.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a sectional view intended to show the cleaning box and the cleaning sponge.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is an enlarged view of a portion B in fig. 2.

Fig. 5 is a partial schematic view intended to show the cleaning assembly, the washing assembly and the drying assembly.

Fig. 6 is a partial schematic view intended to show an air suction assembly.

Description of reference numerals: 1. spray-painting a spray head; 11. cleaning the box; 111. a communicating hole; 112. opening the gap; 113. a support bar; 12. a sealing plate; 121. a guide groove; 122. a magnet plate; 2. an ink barrel; 21. an ink outlet pipe; 211. a guide block; 212. an ink outlet valve; 3. a dust suction barrel; 31. a dust collection pipe; 32. a dust suction pump; 33. a dust collection valve; 4. cleaning the assembly; 41. a hydraulic cylinder; 411. a hydraulic lever; 412. cleaning the rod; 413. connecting blocks; 42. cleaning the sponge; 5. cleaning the assembly; 51. a water inlet pipe; 511. a water inlet valve; 512. a water pump; 52. a water outlet pipe; 521. a water outlet valve; 6. a drying assembly; 61. an air inlet pipe; 611. an air inlet valve; 62. an air outlet pipe; 621. an air outlet valve; 7. a getter assembly; 71. an air intake cover; 72. an air intake duct; 721. a main pipeline; 7211. an air intake valve; 722. and a secondary pipeline.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a printing ink jet system.

Referring to fig. 1, an ink jet system comprises an ink jet head 1, wherein an ink barrel 2 and a dust suction barrel 3 are fixedly communicated with the side wall of the ink jet head 1, and a cleaning assembly 4 and a suction assembly 7 are arranged on the ink jet head 1; when the spray-painting nozzle 1 is in a working state, the ink barrel 2 supplies ink to the spray-painting nozzle 1, and the air suction component 7 absorbs irritant gas emitted from the ink-jet end of the spray-painting nozzle 1; when the spray painting nozzle 1 is in an idle state, the dust absorption barrel 3 absorbs light impurities in the spray painting nozzle 1, and the cleaning component 4 cleans the impurities bonded on the inner wall of the spray painting nozzle 1, so that the blockage of the spray painting nozzle 1 is reduced.

Referring to fig. 1, a spray-painting nozzle 1 is vertically arranged, an ink outlet pipe 21 is fixedly communicated between the spray-painting nozzle 1 and an ink barrel 2, the ink outlet pipe 21 is horizontally arranged, and an ink outlet valve 212 is fixedly communicated with the ink outlet pipe 21; one end of the ink outlet pipe 21 is fixedly communicated with the side wall of the ink barrel 2 close to the bottom end of the ink barrel, and the end part of the ink outlet pipe 21 departing from the ink barrel 2 is fixedly communicated with the side wall of the spray-painting nozzle 1 close to the top end of the ink barrel; a dust suction pipe 31 is fixedly communicated between the dust suction barrel 3 and the spray painting nozzle 1, the dust suction pipe 31 is horizontally arranged, a dust suction pump 32 and a dust suction valve 33 are fixedly communicated on the dust suction pipe 31, and the dust suction valve 33 is positioned on one side of the dust suction pump 32, which is back to the dust suction barrel 3; when ink needs to be sprayed, the operator opens the ink outlet valve 212 to supply ink; when impurities need to be absorbed, an operator closes the ink outlet valve 212, opens the dust suction valve 33, and starts the dust suction pump 32 to perform dust suction cleaning on the inkjet printer head 1; the content of this section is the prior art and will not be described herein in detail.

Referring to fig. 2 and 3, a cleaning box 11 is arranged on the top surface of the spray painting nozzle 1, the bottom surface of the cleaning box 11 is fixedly attached to the top surface of the spray painting nozzle 1 and the upper side surface of the ink outlet pipe 21, and a support rod 113 for supporting the cleaning assembly 4 is arranged on the upper surface of the cleaning box 11; the communicating hole 111 that communicates the spray drawing shower nozzle 1 inside is vertically seted up to clearance box 11 bottom, and the inside bottom surface level of clearance box 11 is provided with closing plate 12, and closing plate 12 covers communicating hole 111, and operating personnel can be convenient through the opening and shutting of control communicating hole 111 of control closing plate 12.

Referring to fig. 2 and 4, a notch 112 is horizontally formed in the side wall of the cleaning box 11 facing the ink barrel 2, the sealing plate 12 penetrates through the notch 112, the sealing plate 12 is connected with the notch 112 in a sliding manner, and the sliding direction of the sealing plate 12 relative to the notch 112 is along the extending direction of the ink outlet tube 21; a guide block 211 is fixedly connected to the upper surface of the ink outlet tube 21, a guide groove 121 is formed in the lower surface of the sealing plate 12, the guide block 211 is in sliding fit with the guide groove 121, and the sliding direction of the guide block 211 relative to the guide groove 121 is along the extending direction of the ink outlet tube 21; the cleaning box 11 is made of magnetic metal, the upper surface of the sealing plate 12 is fixedly connected with a magnet plate 122, the magnet plate 122 is vertically arranged, and the magnet plate 122 is adsorbed to the outer wall of the cleaning box 11; when the spray-painting nozzle 1 is in a working state, the communication hole 111 is in a closed state; when it is necessary to open the communication hole 111, the operator applies a force to the sealing plate 12 away from the cleaning case 11, at which time the magnet plate 122 is separated from the cleaning case 11 and the guide block 211 slides in the horizontal direction along the guide groove 121, and the communication hole 111 is gradually opened.

Referring to fig. 2, the cleaning assembly 4 includes a hydraulic cylinder 41 and a cleaning sponge 42, the hydraulic cylinder 41 is disposed above the cleaning box 11, and the cleaning sponge 42 is disposed in the cleaning box 11; one end of the support rod 113 is fixedly connected with the upper surface of the cleaning box 11, and one end of the support rod 113 departing from the cleaning box 11 is fixedly connected with the side wall of the hydraulic cylinder 41; a hydraulic rod 411 vertically extends downwards from the hydraulic cylinder 41, and one end of the hydraulic rod 411, which is opposite to the hydraulic cylinder 41, is fixedly connected with a cleaning rod 412; the cleaning rod 412 is vertically arranged, one end of the cleaning rod 412, which is back to the hydraulic rod 411, penetrates through the upper surface of the cleaning box 11 and then is inserted into the cleaning sponge 42, and the cleaning rod 412 and the cleaning sponge 42 are opposite to the communicating hole 111; the outer circumferential surface of the cleaning sponge 42 is matched with the side wall of the inner ring of the spray-painting nozzle 1, and the end of the cleaning sponge 42, which is far away from the cleaning rod 412, is matched with the shape of the ink-jet end of the spray-painting nozzle 1;

referring to fig. 2, when the inner wall of the inkjet printer head 1 needs to be cleaned, the sealing plate 12 is firstly opened to expose the communication hole 111, then the hydraulic cylinder 41 is started, at this time, the hydraulic cylinder 41 drives the hydraulic rod 411 and the cleaning rod 412 to move in the vertical direction, and the cleaning sponge 42 is driven by the cleaning rod 412 to wipe and absorb impurities on the inner wall of the inkjet printer head 1.

Referring to fig. 2 and 5, the cleaning rod 412 is slidably engaged with the cleaning sponge 42, and the sliding direction of the cleaning rod 412 relative to the cleaning sponge 42 is along the vertical direction; one end of the cleaning rod 412 inserted into the cleaning sponge 42 is fixedly connected with a connecting block 413, the connecting block 413 is horizontally arranged, and the connecting block 413 is fixedly connected with the cleaning sponge 42; the cleaning box 11 is provided with a cleaning component 5, the cleaning component 5 comprises a water inlet pipe 51 and a water outlet pipe 52, the water inlet pipe 51 is fixedly communicated with the top of the cleaning box 11, the water inlet pipe 51 is fixedly communicated with a water pump 512, and the water inlet pipe 51 between the water pump 512 and the cleaning box 11 is fixedly communicated with a water inlet valve 511; the water outlet pipe 52 is fixedly communicated with the position of the side wall of the cleaning box 11 close to the bottom surface, and the water outlet valve 521 is fixedly communicated with the water outlet pipe 52.

Referring to fig. 2 and 5, when the cleaning sponge 42 needs to be cleaned, the closing state of the sealing plate 12 and the water outlet valve 521 is firstly maintained, at this time, the water pump 512 and the water inlet valve 511 are opened to inject a certain amount of water into the cleaning box 11, and the water pump 512 and the water inlet valve 511 are closed; then, the hydraulic cylinder 41 is started to drive the cleaning sponge 42 to vertically reciprocate in the cleaning box 11, when the cleaning sponge 42 contacts the top surface and the bottom surface inside the cleaning box 11, the cleaning sponge 42 is compressed under the action of force and slides relative to the cleaning rod 412, at the moment, impurities in the cleaning sponge 42 are released into water, and an operator opens the water outlet valve 521 to lead out water containing the impurities; in practice, it may be necessary to cycle the process several times to help clean the cleaning sponge 42.

Referring to fig. 1 and 5, a drying assembly 6 is arranged on the cleaning box 11, and the drying assembly 6 comprises an air inlet pipe 61 and an air outlet pipe 62; the air inlet pipe 61 is fixedly communicated with the top of the cleaning box 11, and an air inlet valve 611 is fixedly communicated with the air inlet pipe 61; two ends of the air outlet pipe 62 are respectively and fixedly communicated with the cleaning box 11 and the dust suction pipe 31, the air outlet pipe 62 is fixedly communicated with an air outlet valve 621, and the interface position of the air outlet pipe 62 and the dust suction pipe 31 is positioned between the dust suction pump 32 and the dust suction valve 33; when the cleaning sponge 42 needs to be dried, an operator opens the air inlet valve 611, the air outlet valve 621 and the dust suction pump 32 in sequence under the condition that the sealing plate 12 and the dust suction valve 33 are kept closed, then, under the driving of the dust suction pump 32, air flows into the cleaning box 11 from the air inlet pipe 61 and flows out from the air outlet pipe 62, and in the process, a large amount of water vapor is taken away by the air, so that the drying of the cleaning sponge 42 is accelerated.

Referring to fig. 1 and 6, the air suction assembly 7 includes an air suction cover 71 and an air suction pipe 72, the air suction cover 71 is fixedly connected to the position of the inkjet head 1 near the ink jet end of the inkjet head, and the air suction pipe 72 is respectively communicated with the air suction cover 71 and the dust suction pipe 31; the air suction pipe 72 comprises a main pipe 721 and two sections of auxiliary pipes 722, one end of the main pipe 721 is fixedly communicated with the dust suction pipe 31, the interface position of the main pipe 721 and the dust suction pipe 31 is positioned between the dust suction pump 32 and the dust suction valve 33, and the main pipe 721 is fixedly communicated with an air suction valve 7211; one end of the main pipe 721 departing from the dust suction pipe 31 is fixedly communicated with the two sections of auxiliary pipes 722, one end of the two sections of auxiliary pipes 722 departing from the main pipe 721 is respectively and fixedly communicated with two opposite sides of the air suction cover 71, and the openings of the air inlet pipes 61 of the two ends of the auxiliary pipes 722 face the ink jet end of the spray painting nozzle 1; when the inkjet head 1 works, an operator needs to open the dust suction pump 32 and the air suction valve 7211 on the premise of closing the dust suction valve 33, and at this time, the dust suction pump 32 can absorb irritant gas around the ink jet end of the inkjet head 1.

The implementation principle of the inkjet system of the printing ink in the embodiment of the application is as follows: when the spray painting nozzle 1 is in a working state, the sealing plate 12 and the dust suction valve 33 are closed, and the ink barrel 2 supplies ink to the spray painting nozzle 1; when an operator opens the dust suction pump 32 and the air suction valve 7211, irritant gas emitted by the spray painting nozzle 1 circulates into the dust suction barrel 3 through the air suction pipe 72; when the spray painting nozzle 1 is in an idle state, an operator opens the sealing plate 12, starts the hydraulic cylinder 41, and then cleans the inner wall of the spray painting nozzle 1 by the cleaning sponge 42; when the cleaning sponge 42 needs to be washed, the sealing plate 12 is closed, the water pump 512 and the hydraulic cylinder 41 are started, the cleaning sponge 42 is washed in the cleaning box 11, and then the operator opens the water outlet valve 521 to lead out the sewage; when the cleaning sponge 42 needs to be dried in time, the dust suction pump 32, the air inlet valve 611 and the air outlet valve 621 are started, and when the air flow passes through the cleaning box 11, the moisture absorbed by the cleaning sponge 42 is taken away, so that the drying of the cleaning sponge 42 is accelerated.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An ink jet system comprises a jet head (1), wherein the jet head (1) is fixedly communicated with an ink barrel (2) and a dust absorption barrel (3); the method is characterized in that: a cleaning assembly (4) for cleaning the inner wall of the spray nozzle (1) is arranged in the spray nozzle (1);

the cleaning assembly (4) comprises a hydraulic cylinder (41) and a cleaning sponge (42), the hydraulic cylinder (41) is fixed with the spray-painting sprayer (1), a hydraulic rod (411) extends out of the hydraulic cylinder (41), one end, back to the hydraulic cylinder (41), of the hydraulic rod (411) is fixedly connected with a cleaning rod (412), one end, back to the hydraulic rod (411), of the cleaning rod (412) is fixed with the cleaning sponge (42), and the outer wall of the cleaning sponge (42) is abutted to the inner wall of the spray-painting sprayer (1);

one end, far away from the self ink-jet end, of the spray-painting nozzle (1) is fixedly connected with a cleaning box (11), a communicating hole (111) communicated with the interior of the spray-painting nozzle (1) is formed in the bottom of the cleaning box (11), and a sealing plate (12) used for sealing the communicating hole (111) is detachably connected to the bottom surface of the interior of the cleaning box (11); the cleaning rod (412) penetrates through the top of the cleaning box (11), the cleaning sponge (42) is located in the cleaning box (11), and the extending direction of the cleaning rod (412) is right opposite to the extending direction of the spray painting nozzle (1).

2. The ink jet system according to claim 1, wherein: one surface of the cleaning box (11) facing the ink barrel (2) is provided with a notch (112), and the sealing plate (12) penetrates out of the notch (112); ink outlet pipe (21) is fixedly communicated between ink barrel (2) and inkjet nozzle (1), guide block (211) is fixedly connected to ink outlet pipe (21), guide groove (121) is formed in the surface, facing guide block (211), of sealing plate (12), guide block (211) is in sliding fit with guide groove (121), and guide block (211) is in extending direction along ink outlet pipe (21) relative to the sliding direction of guide groove (121).

3. The ink jet system according to claim 2, wherein: the cleaning box (11) is made of magnetic metal, the sealing plate (12) is fixedly connected with a magnet plate (122), and the magnet plate (122) is adsorbed to the outer wall of the cleaning box (11).

4. The ink jet system according to claim 1, wherein: the cleaning box (11) is provided with a cleaning component (5), and the cleaning component (5) comprises a water inlet pipe (51) and a water outlet pipe (52); the water inlet pipe (51) is fixedly communicated with the top of the cleaning box (11), and the water inlet pipe (51) is fixedly communicated with a water pump (512); the water outlet pipe (52) is fixedly communicated with the side wall of the cleaning box (11).

5. The ink jet system according to claim 1, wherein: one end, back to the hydraulic rod (411), of the cleaning rod (412) is inserted into the cleaning sponge (42), the cleaning rod (412) is in sliding fit with the cleaning sponge (42), and the sliding direction of the cleaning rod (412) relative to the cleaning sponge (42) is along the extending direction of the cleaning rod (412); the cleaning rod (412) is inserted into one end of the cleaning sponge (42) and is fixedly connected with a connecting block (413), and the connecting block (413) is fixedly connected with the cleaning sponge (42).

6. The ink jet system according to claim 1, wherein: a dust suction pipe (31) is fixedly communicated between the dust suction barrel (3) and the spray-painting nozzle (1), and a dust suction pump (32) is fixedly communicated on the dust suction pipe (31); be provided with dry subassembly (6) on clearance box (11), dry subassembly (6) are including air-supply line (61) and play tuber pipe (62), and air-supply line (61) and the fixed intercommunication in clearance box (11) top, and the both ends of going out tuber pipe (62) are fixed respectively and are communicated clearance box (11) and dust absorption pipe (31), and the interface position that goes out tuber pipe (62) and dust absorption pipe (31) is located dust absorption pump (32) one side to dust absorption bucket (3) back.

7. The ink jet system according to claim 6, wherein: be provided with between air brushing shower nozzle (1) and dust absorption pipe (31) and inhale subassembly (7), inhale subassembly (7) including inhaling cover (71) and breathing pipe (72), inhale cover (71) fixed connection and be close to the position of self inkjet end in air brushing shower nozzle (1), and breathing pipe (72) communicate respectively and inhale cover (71) and dust absorption pipe (31), the interface position of breathing pipe (72) and dust absorption pipe (31) is located between dust absorption pump (32) and dust absorption valve (33).

8. The ink jet system according to claim 7, wherein: the air suction pipe (72) comprises a main pipe (721) and two sections of auxiliary pipes (722), one end of the main pipe (721) is fixedly communicated with the dust suction pipe (31), one end of the main pipe (721) departing from the dust suction pipe (31) is fixedly communicated with the two sections of auxiliary pipes (722), and one ends of the two sections of auxiliary pipes (722) departing from the main pipe (721) are respectively and fixedly communicated with two sides of the air suction cover (71) which are back to each other.