CN219806598U

CN219806598U - Printing drying device

Info

Publication number: CN219806598U
Application number: CN202320720800.5U
Authority: CN
Inventors: 孙林
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2023-10-10
Anticipated expiration: 2033-04-03

Abstract

The utility model relates to a printing and drying device. The technical scheme adopted is as follows: the printing and drying device comprises a body and is characterized in that the body comprises an air duct and a heating roller with a heating function, a material passing notch is formed in the air duct, the heating roller is movably nested in the air duct, and a gap is formed between the outer wall of the heating roller and the inner wall of the air duct; the air duct is provided with an air blowing hole and an air inlet; the body is still including convulsions module and sealed lid, sealed lid is connected the both ends of dryer, be equipped with induced draft hole and gas outlet on the convulsions module, this scheme has promoted the dry and hard speed and the effect of waterborne printing ink in the printing process to promote production efficiency, reduced or avoided appearing the fuzzy, deformation of printing pattern, colour mixture scheduling problem.

Description

Printing drying device

Technical Field

The utility model relates to a printing and drying device.

Background

Due to the improvement of the environmental protection requirement, the adoption of the more environmental-friendly water-based printing ink is advocated, but the water-based printing ink is difficult to dry and knot compared with the traditional ink, so that printing of the next section of other colors can be carried out after the front section of printing is dried and knot is needed in the printing process, further, the printing efficiency is low, the problems of fuzzy, deformation and color mixing of a printing pattern are easily caused under the condition that the front end of the printing is not dried and knot is not enough or the next color section of the printing is carried out under the condition, the problem of high defective rate is further caused, the problem that the feeding adjustment equipment is needed again after the defective product appears, and the problem of low production efficiency is further caused.

Disclosure of Invention

The utility model provides a printing and drying device for improving the drying speed and effect of water-based printing ink in the printing process, so as to improve the efficiency and reduce or avoid the problems of fuzzy, deformation, color mixing and the like of printed patterns. The utility model relates to a printing and drying device.

The technical scheme adopted by the utility model is as follows: the printing and drying device comprises a body, wherein the body comprises an air duct and a heating roller with a heating function, the air duct and the heating roller are cylindrical, a material passing notch is formed in the air duct, the heating roller is movably nested in the air duct, a space is formed between the outer wall of the heating roller and the inner wall of the air duct, a printed carrier material comprises a plastic film, paper and the like, the carrier material enters the air duct through the material passing notch, the surface of the carrier material, which is attached, bypasses the heating roller and is led out from the material passing notch, the printing surface of the carrier material faces outwards, and a non-printing surface of the carrier material is attached to the surface of the heating roller, and drying is accelerated under the heating action of the heating roller; the air duct is provided with a blowing hole and an air inlet, the blowing hole is positioned on the inner side wall of the air duct, cold air or hot air enters the cavity of the air duct wall through the air inlet and is dispersed through the blowing hole to blow to the printing surface of the carrier material, so that the water-based printing ink printed on the printing surface of the carrier material is dried in an accelerated manner; the body is still including convulsions module and sealed lid, sealed lid is connected the both ends of dryer, be equipped with induced draft hole and gas outlet on the convulsions module, the gas that the induced draft hole was blown into in the dryer section of thick bamboo is absorbed through the induced draft hole and is discharged through the gas outlet for form air cycle in the dryer, be favorable to accelerating the dry knot of water-based printing ink, the exhaust gas can be collected simultaneously and carry out follow-up environmental protection and handle, more environmental protection.

More preferably, a printing drying device, its characterized in that the convulsions module is located the centre of passing the material breach, the convulsions module forms the business turn over material breach with passing the both sides interval of material breach, when carrier material gets into the dryer from one of them business turn over breach, and another business turn over material breach that corresponds then becomes the breach of ejection of compact, because the setting of passing the material breach inevitably can cause partial gas in the dryer to spill, the convulsions module sets up and bleeds in the intermediate position of passing the material breach, further reduces the excessive of waste gas, more environmental protection.

More preferably, a printing drying device, the length of its characterized in that heated roll is shorter than the length of dryer, the both ends of heated roll with be formed with the cavity between the sealed lid, in the cavity that the gas that blows out by the blowhole can get into both sides, be by the extraction module extraction gas for the inside unobstructed air flue that forms of dryer, avoid gas accumulation to cause the inside air humidity of dryer too high, influence the dry knot effect of printing ink, especially under the condition of blowing hot-blast, the cavity that forms is favorable to the blowhole to blow out the steam that directly enters into the cavity by both ends in, avoid forming the wind screen in the dryer and hinder on the effectual printing face of hot-blast.

More preferably, the printing and drying device is characterized in that the sealing cover is a hollow sealing cover or a full sealing type sealing cover, and particularly when the sealing cover is arranged as the hollow sealing cover, the size of cavities at two ends is controlled to be limited, and particularly under the condition of blowing hot air, the heat in the air duct is saved, and the drying effect of printing ink is improved.

More preferably, a printing drying device is characterized in that the heating roller rotates under the support and drive of a roller shaft, the roller shaft extends out of the sealing cover, and the rotating speed of the heating roller is regulated by combining the drying speed in the testing process, so that the sufficient drying of the printing ink on the conducted carrier material is ensured.

The beneficial effect of this scheme is: the drying speed and the effect of the water-based printing ink in the printing process are improved, so that the production efficiency is improved, and the problems of blurring, deformation, color mixing and the like of printed patterns are reduced or avoided.

Drawings

The utility model will be further described with reference to the accompanying drawings and specific examples:

FIG. 1 is a perspective view of a device employing a hollowed-out seal cap;

FIG. 2 is an exploded view of a device employing a hollowed-out seal cap;

FIG. 3 is a perspective view of a device employing a fully enclosed seal cap;

FIG. 4 is an exploded view of a device employing a fully enclosed seal cap;

FIG. 5 is a perspective view of the device in a unsealed condition;

FIG. 6 is a perspective view of the device in a unsealed condition;

FIG. 7 is a schematic diagram of a heated roller;

FIG. 8 is a schematic view of a wind tunnel;

FIG. 9 is a schematic view of a wind tunnel;

fig. 10 is a schematic illustration of a device use, production flow.

The reference numerals in the figures are:

1-air duct, 11-air blowing hole, 12-air inlet, 13-passing notch, 2-air draft module, 21-air draft hole, 22-air outlet, 3-heating roller, 31-roller, 4-sealing cover, 41-hollow sealing cover, 42-full sealing cover, 5-tray mechanism, 6-material coiling mechanism, 7-guide roller, 8-offset printing rotary drum and 9-ink box;

the specific embodiment is as follows:

the utility model provides a printing and drying device which is suitable for a swimming ring neighborhood. The utility model can be implemented by the following modes:

as shown in fig. 1-9: the utility model provides a printing drying device, includes the body, the body is including dryer 1 and the heating roller 3 that has the heating function, dryer 1, heating roller 3 are cylindric, are equipped with on the dryer 1 and pass through material breach 13, the nested inside at dryer 1 of heating roller 3 activity is equipped with the interval between heating roller 3 outer wall and the dryer 1 inner wall, and the carrier material of printing is including plastic film, paper etc. in carrier material gets into dryer 1 through passing through material breach 13, and the laminating is walked around the surface of heating roller 3 derives from passing through material breach 13 again, and carrier material's printing face is outwards, and carrier material's non-printing face laminating is at heating roller 3's surface, accelerates the drier under heating roller 3's heating effect.

The dryer 1 is provided with a blowing hole 11 and an air inlet 12, the blowing hole 11 is positioned on the inner side wall of the dryer 1, cold air or hot air enters the cavity of the dryer 1 wall through the air inlet 12 and is blown to the printing surface of the carrier material through the blowing hole 11 in a dispersed manner, and the drying of the printed water-based printing ink on the printing surface of the carrier material is accelerated; the body is still including updraft ventilator module 2 and sealed lid 4, sealed lid 4 is connected the both ends of dryer 1, be equipped with induced draft hole 21 and gas outlet 22 on the updraft ventilator module 2, the gas that the induced draft hole 11 blown into in the dryer 1 section of thick bamboo is through the absorption of induced draft hole 21 and through gas outlet 22 discharge for form air cycle in the dryer 1, be favorable to accelerating the dry and hard of waterborne printing ink, the exhaust gas can be collected simultaneously and carry out follow-up environmental protection and handle, more environmental protection.

The air draft module 2 is located in the middle of the material passing notch 13, the air draft module 2 and two sides of the material passing notch 13 are spaced to form material inlet and outlet notches, when carrier materials enter the air duct 1 from one of the material inlet and outlet notches, the corresponding other material inlet and outlet notch becomes a notch for discharging, and part of gas in the air duct 1 can be leaked out due to the arrangement of the material passing notch 13, the air draft module 2 is arranged in the middle of the material passing notch 13 to perform air draft, so that overflow of waste gas is further reduced, and the air draft module is more environment-friendly.

The length of the heating roller 3 is shorter than that of the air drum 1, a cavity is formed between the two ends of the heating roller 3 and the sealing cover 4, air blown out by the air blowing holes 11 can enter the cavities on the two sides, the air is pumped out by the air exhausting module 2, so that an unobstructed air passage is formed inside the air drum 1, the phenomenon that the air humidity inside the air drum 1 is too high due to air accumulation is avoided, the drying effect of ink is affected, particularly, under the condition of blowing hot air, the formed cavity is favorable for the hot air blown out by the air blowing holes 11 to enter the cavity directly from the two ends, and the phenomenon that the air screen in the air drum 1 blocks the hot air to be effectively blown onto a printing surface is avoided.

The sealing cover 4 is a hollow sealing cover 41 or a full sealing cover 42, and particularly when the hollow sealing cover 41 is arranged, the size of the cavities at two ends is limited, and particularly under the condition of blowing hot air, the heat in the air duct 1 is saved, and the drying effect of ink is improved.

The heating roller 3 rotates under the support and drive of the roller shaft 31, the roller shaft 31 extends out of the sealing cover 4, and the rotating speed of the heating roller 3 is regulated by combining the drying speed in the testing process, so that the sufficient drying of the ink on the conducted carrier material is ensured.

As shown in fig. 10, a carrier material such as a raw material of a plastic film is placed on a tray mechanism 5, the plastic film is conveyed to a printing offset drum 8 by a guide roller 7 and one side of the plastic film is pressed to the printing offset drum 8, the surface of the printing offset drum 8 passes through an ink box 9 in the rotation process, water-based printing ink in the ink box is adhered to the printing offset drum 8, a pattern is printed on the plastic film by the rotation of the printing offset drum 8, then the plastic film with the printed pattern is dried by the guide roller 7 into a wind drum 1, then the air-dried plastic film is conveyed to the printing of the next group of colors by the guide roller 7, and the printing process is repeated; if the printing ink on the plastic film is not dried sufficiently after being printed for one group, the problems of fuzzy patterns, deformation, color mixing and the like can be caused when the printing ink enters the next group for printing, the drying of the printing and drying device is effectively accelerated, the problem is avoided, and the printing effect and the printing efficiency are further improved.

Claims

1. The printing and drying device comprises a body and is characterized in that the body comprises an air duct (1) and a heating roller (3) with a heating function, the air duct (1) and the heating roller (3) are cylindrical, a material passing notch (13) is formed in the air duct (1), the heating roller (3) is movably nested in the air duct (1), and an interval is formed between the outer wall of the heating roller (3) and the inner wall of the air duct (1); the air duct (1) is provided with an air blowing hole (11) and an air inlet (12), and the air blowing hole (11) is positioned on the inner side wall of the air duct (1); the body further comprises an air draft module (2) and a sealing cover (4), the sealing cover (4) is connected to the two ends of the air duct (1), and the air draft module (2) is provided with an air draft hole (21) and an air outlet (22).

2. The printing and drying device according to claim 1, wherein the air draft module (2) is located in the middle of the material passing notch (13), and the air draft module (2) and two sides of the material passing notch (13) are separated to form material feeding and discharging notches.

3. A printing and drying apparatus according to claim 1 or 2, characterized in that the length of the heating roller (3) is shorter than the length of the air duct (1), and a cavity is formed between both ends of the heating roller (3) and the sealing cover (4).

4. A printing and drying apparatus according to claim 1 or 2, characterized in that the sealing cover (4) is a hollow sealing cover (41) or a full sealing cover (42).

5. A printing and drying device as claimed in claim 1 or 2, characterized in that the length of the heating roller (3) is shorter than the length of the air duct (1), a cavity is formed between the two ends of the heating roller (3) and the sealing cover (4), and the sealing cover (4) is a hollowed sealing cover (41) or a totally-sealed sealing cover (42).

6. A printing and drying apparatus according to claim 1 or 2, characterized in that the heating roller (3) is supported and driven to rotate by the roller shaft (31).