CN213891855U

CN213891855U - Ink-jet printing device

Info

Publication number: CN213891855U
Application number: CN202022644206.1U
Authority: CN
Inventors: 刘谷军; 刘胤逾琦
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-08-06
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses an ink-jet printing device, which comprises a printing trolley, a fabric feeding device and a guide belt workbench composed of guide belts connected end to end, wherein the upper surface of the guide belt workbench is used as the printing workbench, a tape unwinding device is arranged between the fabric to be printed and the guide belt workbench, the tape unwinding device comprises a tape, and the upper surface of the tape is coated with pressure-sensitive adhesive; the adhesive tape is detachably attached to the printing workbench through the adhesive tape fixing unit. The utility model discloses an attached coating has the sticky tape of not doing pressure-sensitive adhesive on print platform earlier, simple structure, and the method is novel, has stopped the dyestuff ink completely to stain the conduction band, and a large amount of waste water produced when having avoided the conduction band to wash, convenient to popularize and use.

Description

Ink-jet printing device

Technical Field

The utility model belongs to weaving printing and dyeing field, concretely relates to ink jet printing device.

Background

The ink-jet printing is that the corresponding dye is first compounded into ink capable of being printed, the sized fabric is then adhered to the guide belt with adhesive sticker, and the ink is finally sprayed onto the fabric with the nozzle controlled by computer. The printing mode completely abandons the complicated processes of size mixing, plate making, pattern matching and the like of the traditional printing, greatly shortens the process flow, reduces the discharge of three wastes in the production process, and has the tendency of replacing the traditional printing at present and is deeply accepted by the market.

However, in the inkjet printing, dye ink is directly sprayed and printed on the fabric coated with the non-setting adhesive conduction band, and the textile fabric is of a warp-weft structure, gaps often exist between warp yarns and weft yarns, so that the dye ink can be printed on the conduction band through the gaps during the inkjet printing, and the conduction band is contaminated. The characteristic is particularly obvious in ink-jet printing of light and thin fabrics. Therefore, after the conduction bands connected end to end rotate for a circle and before the fabric is adhered, the dye ink stained on the conduction bands needs to be cleaned, otherwise, the back surface of the printed fabric is polluted, and the dyed fabric becomes defective. In the prior art, a large amount of clear water is used for cleaning a conduction band during ink-jet printing, and the conduction band cleaning wastewater contains a large amount of pollutants such as dye, ink additive, paste for fabric sizing, urea and the like, which becomes a hidden danger of environmental pollution.

CN201711172269.8 discloses a conduction band cleaning device of a cloth ink-jet printer, wherein a PLC controller controls a first driving motor to rotate a certain angle at regular intervals, so that wiping cloth in contact with a conduction band is replaced at regular intervals, the wiping effect of the wiping cloth is ensured, and the conduction band cleaning device of the cloth ink-jet printer does not need to be stopped to replace the wiping cloth, thereby improving the cleaning efficiency; rubber scraper and conduction band contact closely, have improved dewatering device's dewatering efficiency.

CN201621266192.1 discloses a drying device for a conduction band of a cloth inkjet printer, which aims to overcome the disadvantages that when the cloth inkjet printer in the prior art performs inkjet printing on cloth, ink can permeate or remain on the conduction band, after the conduction band is cleaned by water, some water stains can still remain on the conduction band, so that the conduction band and cloth can not be adhered, when the air temperature is low, the adhesive on the conduction band can take place the sclerosis, influence the shortcoming of the conveying of cloth, provide a drying device to cloth ink jet printer conduction band, which comprises a housin, the heating tube, fan and power supply system, heating tube and fan are connected with the power supply system electricity respectively, the casing includes the air-out face of a fretwork, the heating tube setting is between air-out face and fan, heating tube and fan respectively with shells inner wall fixed connection, drying device's air-out face corresponds the setting with the working face of conduction band, the fan blows off the conduction band with the hot-blast air-out face along the casing that the heating tube produced on. The utility model has the advantages of simple structure, practicality, effectual, be fit for using in cloth ink jet printer.

CN201621243408.2 discloses a conduction band belt cleaning device of cloth ink jet printer, aims at overcoming the belt cleaning device among the prior art and washs the shortcoming that the back conduction band remained the water mark and produced the damage to the conduction band, provides a conduction band belt cleaning device of cloth ink jet printer, and belt cleaning device sets up in the below of conduction band, is equipped with water jet equipment, sponge, brush roller and dewatering doctor-bar in proper order along the conduction band advancing direction, the dewatering doctor-bar be flexible doctor-bar, the terminal surface that dewatering doctor-bar and conduction band contacted is the cambered surface, a set of dewatering doctor-bar elasticity sets up in the frame. The utility model discloses can thoroughly clear away the water mark of remaining on the conduction band, can not produce the injury to the conduction band again simultaneously, use when being fit for wasing ink jet printer's conduction band.

How to avoid printing the conduction band through fabric surface fabric when the ink jet printing on dye ink, avoid wasing the conduction band, cause sewage discharge, just become the problem that awaits a urgent need to be solved when the ink jet printing.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the to-be-solved problem of the utility model is to provide an inkjet printing device to dye ink sees through the fabric surface fabric and prints to the conduction band when avoiding inkjet printing, makes inkjet printing in-process, and the conduction band avoids wasing, avoids the production of waste water.

In order to achieve the purpose, the utility model provides an ink-jet printing device, which comprises a printing trolley, a fabric feeding device and a guide belt workbench composed of guide belts connected end to end, wherein the upper surface of the guide belt workbench is used as the printing workbench, a tape unwinding device is arranged between the fabric to be printed and the guide belt workbench, the tape unwinding device comprises a tape, and the upper surface of the tape is coated with pressure-sensitive adhesive; the adhesive tape is detachably attached to the printing workbench through the adhesive tape fixing unit.

In one embodiment, when the tape is a rubber tape, the tape fixing unit is a pressure sensitive adhesive layer disposed on an upper surface of the rubber tape.

In another embodiment, when the guide belt is a mesh belt, the adhesive tape fixing unit is an air suction device disposed below the printing table. The air suction device is used for providing wind power, so that air suction is conducted through the mesh belt during printing, and the fabric is adsorbed on the platform.

The guide belt workbench comprises a guide belt and at least two pairs of guide rollers which are arranged in parallel, and the guide belt is coated on the outer sides of the parallel guide rollers.

In order to reduce the occupied area, the guide belt workbench preferably comprises two pairs of parallel guide rollers, and the two pairs of parallel guide rollers form a ladder structure with a wide upper part and a narrow lower part.

The other end of the adhesive tape is connected with the winding device, and the used adhesive tape is collected through the winding device.

The type of the pressure-sensitive adhesive is not limited, and the pressure-sensitive adhesive is generally called platen adhesive when used on a printing platform. The pressure-sensitive adhesive can be divided into rubber type and resin type according to the main resin component, wherein the rubber type is divided into natural rubber type and synthetic rubber type, and the resin type only comprises acrylic acid, organosilicon and polyurethane; according to the properties and dispersion media, the pressure-sensitive adhesive can be divided into water-soluble pressure-sensitive adhesive, solvent pressure-sensitive adhesive, emulsion pressure-sensitive adhesive, hot-melt pressure-sensitive adhesive and ductile pressure-sensitive adhesive. The pressure-sensitive adhesive type is all suitable for the utility model discloses.

The utility model discloses further provide and utilized foretell inkjet printing device to carry out inkjet printing method, specifically be: place the sticky tape that comes from sticky tape unwinding device above the conduction band workstation, the pressure sensitive adhesive face of sticky tape is up, the sticky tape passes through the detachable absorption of sticky tape fixed unit on the print table, along with the conduction band operation, advance the cloth device by the surface fabric and carry along the conduction band traffic direction and treat the printing fabric, will print the dolly setting and attach sticky tape simultaneously and treat the print table top of printing the surface fabric, print the printing shower nozzle of dolly and print the dyestuff ink as required under computer signal control to treat printing the surface fabric on, print.

And the printed fabric enters a drying process, and the used adhesive tape is wound by a winding device.

When the conduction band is the rubber tape, the adhesive tape fixing unit is a pressure-sensitive adhesive layer which is arranged on the upper surface of the rubber tape.

When the conduction band is the guipure, the fixed unit of sticky tape is the device that induced drafts, the device that induced drafts sets up in the below of printing work platform.

When the ink jet printing, the dyestuff ink can see through the surface fabric, prints on the sticky tape of surface fabric below, has avoided the ink to pollute the conduction band, and after printing, the sticky tape that has polluted passes through the coiling mechanism rolling, becomes useless admittedly, and the surface fabric that has printed accomplishes the ink jet printing after drying through drying device.

Has the advantages that: the utility model discloses an attached coating has the sticky tape of pressure-sensitive adhesive on print platform earlier, simple structure, and the method is novel, has stopped the dyestuff ink completely to stain the conduction band, and a large amount of waste water produced when having avoided the conduction band to wash, convenient to popularize and use.

Drawings

FIG. 1 is a schematic view of an inkjet printing structure.

Detailed Description

The present invention will be described in further detail with reference to specific embodiments.

As shown in fig. 1, the utility model provides an ink jet printing device, including printing dolly 6, surface fabric advance device 3 and conduction band workstation, surface fabric advance device 3 is used for carrying the surface fabric and levels the surface fabric, and the conduction band workstation includes end to end's conduction band 1 and two pairs of parallel deflector rolls 11, and conduction band 11 cladding is in the deflector roll outside, forms wide trapezoidal down narrow, and the deflector roll and the conduction band of top constitute work platform 10, as printing workstation. An adhesive tape unwinding device is arranged between the fabric to be printed and the guide belt, an adhesive tape is arranged in the adhesive tape unwinding device and can be conveyed to a printing workbench at a specified speed, and pressure-sensitive adhesive is coated on the upper surface of the adhesive tape. When the conduction band is a rubber band, the upper surface of the rubber band is coated with pressure-sensitive adhesive; when the guide belt is a mesh belt, an air suction device 12 is arranged below the printing workbench. The air suction device is used for providing wind power, so that air suction is conducted through the mesh belt during printing, and the fabric is adsorbed on the platform. The pressure-sensitive adhesive can be a pressure-sensitive adhesive commonly used in the market, and the type is not limited.

The operation process is as follows:

the adhesive tape 4 from the adhesive tape unwinding device 2 is placed above a working table top 10 formed by a conduction band, the pressure-sensitive adhesive surface of the adhesive tape faces upwards, the adhesive tape 4 is adhered to a working platform by the pressure-sensitive adhesive on the rubber tape below or adsorbed on the mesh by an air suction device on the mesh below, then a fabric feeding device 3 conveys a fabric to be printed and flattens the fabric along the running direction of the conduction band, wherein the fabric 5 to be printed is adhered to the working platform flatly by the pressure-sensitive adhesive coated on the surface of the adhesive tape, a printing trolley 6 is arranged above the working platform to which the adhesive tape and the fabric are adhered at the same time, a printing nozzle of the printing trolley prints dye ink on the fabric to be printed according to requirements under the control of a computer signal, the fabric 7 after printing enters a drying device 13 to complete a drying process, ink-jet printing and winding are completed, and the used adhesive tape passes through a winding device.

When the ink jet printing, the surface fabric can be seen through to the dyestuff ink, prints on the sticky tape of surface fabric below, has avoided the ink to pollute the conduction band, and after printing, the sticky tape 8 that has polluted passes through the coiling of coiling mechanism 9, becomes useless admittedly, and the surface fabric that has printed accomplishes the ink jet printing after drying through drying device 13.

The utility model provides a thinking and method of inkjet printing device, the method and the way that specifically realize this technical scheme are many, above only the utility model discloses a preferred embodiment should point out, to the ordinary skilled person in this technical field, not deviating from the utility model discloses under the prerequisite of principle, can also make a plurality of improvements and moist decorations, these improvements should also be regarded as with moist decorations the utility model discloses a protection scope. All the components not specified in the present embodiment can be realized by the prior art.

Claims

1. An ink-jet printing device comprises a printing trolley (6), a fabric feeding device (3) and a guide belt workbench composed of guide belts (1) connected end to end, wherein the upper surface of the guide belt workbench is used as the printing workbench (10), and is characterized in that an adhesive tape unwinding device (2) is arranged between a fabric (5) to be printed and the guide belt workbench, the adhesive tape unwinding device comprises an adhesive tape (4), and the upper surface of the adhesive tape (4) is coated with pressure-sensitive adhesive; the adhesive tape (4) is detachably attached to the printing workbench through the adhesive tape fixing unit.

2. The inkjet printing apparatus according to claim 1, wherein when the conduction tape (1) is a rubber tape, the tape fixing unit is a pressure sensitive adhesive layer provided on an upper surface of the rubber tape.

3. Inkjet printing device according to claim 1, characterized in that when the guiding belt (1) is a mesh belt, the tape fixing unit is an air suction device (12), the air suction device (12) being arranged below the printing table (10).

4. Inkjet printing device according to claim 1, characterized in that the guide belt station comprises a guide belt (1) and at least two pairs of parallel guide rollers (11), the guide belt (1) being wrapped outside the parallel guide rollers (11).

5. Inkjet printing apparatus according to claim 4, wherein the guide rollers (11) of the belt table comprise two pairs, and the two pairs of guide rollers (11) are arranged in parallel to form a trapezoidal structure with a wide top and a narrow bottom.

6. Inkjet printing device according to claim 1, characterized in that the other end of the tape (4) is connected to a take-up (9), and the used tape is collected by the take-up (9).