CN211307933U

CN211307933U - Device for reducing fault probability of UV ink-jet lines

Info

Publication number: CN211307933U
Application number: CN201921823266.0U
Authority: CN
Inventors: 王本洪; 李祥春
Original assignee: Shanghai Zhengwei Printing Co ltd
Current assignee: Shanghai Zhengwei Printing Co ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-08-21
Anticipated expiration: 2029-10-28

Abstract

The utility model discloses a reduce device of UV inkjet lines fault probability, including organism and shower nozzle support, still including heating furnace, ink pump, digital shower nozzle and high definition camera movable mounting are on the shower nozzle support, and digital shower nozzle and high definition camera synchronous motion, heating furnace and ink pump fixed mounting are on the organism, it has printing ink delivery pipeline all to communicate each other between heating furnace, ink pump and the digital shower nozzle. The utility model discloses a setting of heating furnace, the printing ink that the temperature was heated to 45 degrees can not become stiff because of receiving the cold and block up the shower nozzle, and when detecting the lines trouble, the position that blocks up the shower nozzle can be calculated to the procedure to instruct to block up the work of the adjacent nozzle of nozzle, because digital printing ink is thick, the mobility is fine, and adjacent nozzle position is very near in addition, consequently, printing ink flows trouble nozzle position, and it is bad to remedy the lines that the jam nozzle leads to temporarily.

Description

Device for reducing fault probability of UV ink-jet lines

Technical Field

The utility model belongs to the technical field of the digital printing technique of UV inkjet and specifically relates to a device that reduces UV inkjet lines fault probability is related to.

Background

At present, in an industrial-grade digital printer, printed products have meshes, and particularly, the phenomenon is serious when portrait and spot color are printed. The reason for this is that the resolution of the printer is problematic. Among the ink jet digital printing, the current mature digital printing head in the industry is 600 × 600dpi at most.

In fact, japanese fuji has proposed a higher nozzle that almost simulates photo printing at 1200 × 1200dpi, but the phenomenon of nozzle clogging during printing is severe, leading to frequent ink ejection failure, but the related improvement measures are not followed up, so that it is impossible to use and it is difficult to meet the practical needs of people.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a device for reducing the fault probability of UV ink-jet lines.

The utility model discloses the technical problem that will solve can adopt following technical scheme to realize:

the utility model provides a reduce device of UV inkjet line fault probability, includes organism and shower nozzle support, still including heating furnace, ink pump, digital shower nozzle and high definition camera movable mounting are on the shower nozzle support, and digital shower nozzle and high definition camera synchronous motion, heating furnace and ink pump fixed mounting are on the organism, all communicate each other between heating furnace, ink pump and the digital shower nozzle has printing ink delivery pipe, still be equipped with circulation system between ink pump and the digital shower nozzle.

In a preferred embodiment of the present invention, the digital nozzle is assembled by a plurality of nozzles, and each nozzle contains a plurality of nozzles.

In a preferred embodiment of the present invention, the heating temperature of the heating furnace is between 40 to 50 degrees, specifically, the heating temperature is 45 degrees.

In a preferred embodiment of the present invention, the circulation system includes a plurality of return pipes, and the digital nozzle, the ink pump and the heating furnace are communicated with each other through the return pipes.

In a preferred embodiment of the present invention, the body is fixedly installed with a computer, and the high definition camera and the digital nozzle are electrically connected to the computer.

In a preferred embodiment of the present invention, an installation table is fixedly installed on an outer wall of one side of the machine body, and a cleaning mechanism is fixedly installed on the installation table.

In a preferred embodiment of the present invention, the cleaning mechanism includes a cleaning nozzle and a receiving tank, the specification of which is matched with the spray head.

Due to the adoption of the technical scheme, the beneficial effects of the utility model reside in that:

1. through the setting of heating furnace, the temperature can not become stiff because of receiving the cold by the printing ink of 45 degrees and block up the shower nozzle, and simultaneously, the viscosity of printing ink also obtains fine control for the spraying is more smooth and easy.

2. Through the specification and the structure of the nozzles and the arrangement of the high-definition camera, during spray printing, part of the nozzles in the nozzles are sprayed, high-definition pictures are captured by the following high-definition camera and sent to computer software, the program compares the pictures, when a line fault is detected, the program can calculate the position of a blocked nozzle and instruct the adjacent nozzles of the blocked nozzles to work to make up the phenomenon of insufficient code spraying caused by blockage.

3. Through the setting of washing nozzle, when the roll change clearance, the system can return clean region with all shower nozzles, and washing nozzle can spout special washing liquid spray rinsing shower nozzle this moment, and later, the shower nozzle carries back to the work area to the prevention guarantees that every shower nozzle all is clear, does not have the jam, has guaranteed inkjet smooth and easy once more.

Drawings

Fig. 1 is a schematic view of an ink path heating cycle system of a device for reducing the probability of failure of UV inkjet lines.

Fig. 2 is a schematic diagram of the online detection and compensation system for detecting the nozzle blockage of the device for reducing the failure probability of the UV inkjet lines.

Fig. 3 is a schematic view of a timing cleaning nozzle system of a device for reducing the failure probability of UV inkjet lines.

Fig. 4 is a schematic view of the structure of the device for reducing the failure probability of the UV inkjet line.

Fig. 5 is a schematic structural view of a digital nozzle of a device for reducing the failure probability of UV inkjet lines.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 5, the device for reducing the failure probability of the UV inkjet line of the present invention comprises a machine body 1 and a nozzle holder 8, wherein the nozzle holder 8 is fixedly mounted on the machine body 1, in this embodiment, the device further comprises a heating furnace 4, an ink pump 3, a digital nozzle 9 and a high definition camera 10, the model of the digital nozzle 9 is 1200 × 1200dpi, wherein, a mounting plate 2 is welded on the machine body 1, the heating furnace 4 and the ink pump 3 are both fixedly mounted on the mounting plate 2 through bolts, electric sliders are fixedly mounted at the bottom ends of the digital nozzle 9 and the high definition camera 10, the digital nozzle 9 and the high definition camera 10 are movably mounted on the nozzle holder 8 through the electric sliders, a computer 12 is fixedly mounted at one end of the outer wall of the top of the machine body 1, it should be noted that the high definition camera 10, the digital nozzle 9, the electric sliders are electrically connected with the computer 12 and are all, thereby realizing that the computer 12 controls the digital spray head 9 and the high-definition camera 10 to move synchronously;

in addition, the heating furnace 4, the ink pump 3 and the digital nozzle 9 are communicated with each other by an ink conveying pipeline 11, besides, the heating temperature of the heating furnace 4 is 40-50 ℃, specifically, the heating temperature is 45 ℃, during printing, the ink is heated to 45 ℃ in the heating furnace 4 and is conveyed to the nozzle by the ink pump 3, the ink of the nozzle is ensured to be in a stable environment, the ink temperature is prevented from being reduced, so that the nozzle is hardened and blocked, and meanwhile, the viscosity of the ink is well controlled;

referring to fig. 1, it should be noted that a circulation system is further arranged between the ink pump 3 and the digital nozzle 9, the circulation system includes a plurality of backflow pipes 16, the digital nozzle 9, the ink pump 3 and the heating furnace 4 are mutually communicated through the backflow pipes 16, and redundant ink returns to the heating furnace 4 through the backflow pipes 16 in the circulation system, so that the redundant ink is prevented from being stored in the digital nozzle 9 to block the ejection of subsequent ink, and the nozzle is prevented from being blocked;

referring to fig. 2 and 5, it should be explained that each digital nozzle 9 is formed by assembling a plurality of nozzles, each nozzle includes a plurality of nozzles 13, so that during jet printing, a part of the nozzles 13 are performing jet printing, and the high definition camera 10 captures a high definition picture and sends the high definition picture to the computer 12, the program compares the high definition picture, when a line fault is detected, the program calculates the position of the blocked nozzle and instructs the nozzles 13 adjacent to the blocked nozzle to operate to compensate for the insufficient jet printing caused by the blockage, because the digital ink is thick and has good fluidity, and the adjacent nozzles are close in position, the ink flows to the position of the faulty nozzle, and the line fault caused by the blocked nozzle is temporarily compensated.

Referring to fig. 3, it should be further explained that the utility model further includes a cleaning mechanism, the cleaning mechanism includes a cleaning nozzle 14 and a receiving pool 6 with specification and nozzle matching, the cleaning nozzle 14 is located in the receiving pool 6, the bottom of the receiving pool 6 is welded with a mounting table 7, the mounting table 7 is fixedly connected to the outer wall of one side of the machine body 1, the receiving pool 6 is opened with a drainage pipe 15, the cleaning nozzle 14 is further connected with a power mechanism, when the printing material is 2000 m, the winding mechanism 5 for winding and unwinding the material can perform the roll changing action, at this time, the system can return all the nozzles to the cleaning area, the power mechanism provides power for the cleaning nozzle 13 to eject the special cleaning liquid, and further cleans the nozzles, wherein, the power mechanism can be a booster pump, the cleaning liquid is ejected by utilizing the negative pressure principle, and then the nozzles are returned to the working area, so as to ensure that each, there was no clogging.

The working principle of the embodiment is as follows: when spraying, the computer 12 controls the digital spray head 9 and the high-definition camera 10 to move synchronously, the digital spray head 9 starts to spray ink, ink heated to 45 ℃ does not become rigid and block the spray head due to cooling, meanwhile, the viscosity of the ink is well controlled, when spraying, redundant ink returns to the heating furnace 4 through a circulating system to avoid the redundant ink from blocking the spraying of subsequent ink, thereby preventing the spray head from blocking, in addition, each digital spray head 9 is formed by assembling a plurality of spray heads, a plurality of nozzles 13 are arranged in each spray head, so when spraying, part of the nozzles 13 are spraying, and the high-definition camera 10 intercepts high-definition pictures and sends the pictures to the computer 12, the program compares the pictures, when detecting line faults, the program calculates the positions of the blocked spray heads and instructs the nozzles 13 adjacent to the blocked nozzles to work, the phenomenon of insufficient code spraying caused by blocking is made up, the digital printing ink is thick and good in flowability, and the positions of adjacent nozzles are close, so that the printing ink flows to the position of a fault nozzle, the poor line caused by the blocking of the nozzle is made up temporarily, in addition, when a reel changing gap exists, all nozzles can be returned to a cleaning area by a system, at the moment, a cleaning nozzle 14 can spray special cleaning liquid to spray and clean the nozzles, and then the nozzles are carried back to a working area to prevent each nozzle from being clean and not blocked.

Claims

1. The utility model provides a reduce device of UV inkjet line fault probability, includes organism and shower nozzle support, its characterized in that, still including heating furnace, ink pump, digital shower nozzle and high definition camera movable mounting are on the shower nozzle support, and digital shower nozzle and high definition camera synchronous motion, heating furnace and ink pump fixed mounting are on the organism, it has printing ink delivery pipeline all to communicate each other between heating furnace, ink pump and the digital shower nozzle, still be equipped with circulation system between ink pump and the digital shower nozzle.

2. The apparatus of claim 1, wherein the digital head is assembled from a plurality of heads, each head containing a plurality of nozzles.

3. The device for reducing the probability of failure of a UV inkjet line according to claim 1, wherein the heating furnace is heated at a temperature of 40-50 degrees, specifically at a temperature of 45 degrees.

4. The apparatus of claim 1, wherein the circulation system comprises a plurality of return conduits, and the digital nozzle, the ink pump and the heater are in communication with each other through the return conduits.

5. The device for reducing the probability of failure of the UV ink jet line as claimed in claim 1, wherein the body is fixedly provided with a computer, and the high definition camera and the digital nozzle are electrically connected with the computer.

6. The device for reducing the probability of failure of the UV ink jet line as claimed in claim 1, wherein a mounting table is fixedly mounted on the outer wall of one side of the machine body, and a cleaning mechanism is fixedly mounted on the mounting table.

7. The device as claimed in claim 6, wherein the cleaning mechanism comprises a cleaning nozzle and a receiving tank with a specification matched with the nozzle.