CN219467312U

CN219467312U - Printing ink drying device of digital printer

Info

Publication number: CN219467312U
Application number: CN202320576372.3U
Authority: CN
Inventors: 李佳欣
Original assignee: Jining Leader Printing Co ltd
Current assignee: Jining Leader Printing Co ltd
Priority date: 2023-03-22
Filing date: 2023-03-22
Publication date: 2023-08-04
Anticipated expiration: 2033-03-22

Abstract

The utility model relates to the field of printing drying devices, in particular to a printing ink drying device of a digital printer. The air inlet is formed in the upper end of the guide cylinder, the air blowing opening is formed in the peripheral wall of the lower end of the guide cylinder, and the spiral track is wound on the periphery of the guide cylinder; the circulating conveying system comprises a driving roller, a driven roller and a conveying belt which is wound on the driving roller and the driven roller, the conveying belt penetrates through the box body, and the conveying belt positioned in the box body extends along a spiral track. The utility model provides a printing ink drying device of a digital printer, which occupies a small area.

Description

Printing ink drying device of digital printer

Technical Field

The utility model relates to the field of printing drying devices, in particular to a printing ink drying device of a digital printer.

Background

The tunnel oven is continuous drying equipment, and is matched with a digital printer for use, so that higher production efficiency can be ensured. The tunnel oven is internally provided with a heat radiation element and/or a hot air system, and is matched with a conveying belt penetrating through the interior of the oven, and the printed matter is dried along with the forward movement of the conveying belt penetrating through the oven. Tunnel ovens require a certain length to allow the printing ink to be dried effectively, especially for some inks, often referred to as high gloss inks, where skin drying at higher temperatures may occur to prevent solvent evaporation from continuing, the drying temperature needs to be reduced and the drying time increased appropriately, which requires further lengthening of the tunnel oven. The large floor area of the tunnel oven causes trouble to enterprises.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a printing ink drying device of a digital printer with small occupied area aiming at the defects of the prior art.

The technical scheme for solving the technical problems is as follows:

the printing ink drying device of the digital printer comprises a box body and a radiation lamp arranged at the top end inside the box body, wherein an air inlet is formed in the upper end of the box body, an air outlet is formed in the lower end of the box body; the circulating conveying system comprises a driving roller, a driven roller and a conveying belt which is wound on the driving roller and the driven roller, the conveying belt penetrates through the box body, and the conveying belt positioned in the box body extends along a spiral track.

Preferably, the conveyer belt comprises a shuttle-shaped plate and a chain, wherein the middle part of the shuttle-shaped plate is fixedly connected to the chain, the lower end of the chain is also provided with a roller, and the spiral track is provided with a guide groove matched with the roller.

Preferably, the air blowing opening is opened in a manner of extending parallel to the spiral track.

Preferably, the air blowing openings comprise a plurality of air outlet holes which are distributed at equal intervals.

Preferably, a guiding mechanism is arranged at the air blowing opening, and the guiding mechanism enables the air to be blown downwards at an acute angle with the guide cylinder.

Preferably, the guide mechanism comprises a plurality of air deflectors which are arranged up and down at intervals, and an acute angle is formed between a longitudinal section of each air deflector and the lower end of each guide cylinder.

The beneficial effects of the utility model are as follows:

according to the utility model, by arranging the spiral track, the printed matter moves along the spiral track on the conveying belt, so that the occupied area of equipment is reduced, and the ink is ensured to obtain sufficient drying time;

the device is also provided with a guide cylinder matched with the radiation lamp, the guide cylinder is arranged in an extending mode parallel to the spiral track through the air blowing port, and the fan directly blows hot air close to the radiation lamp to the printed matter, so that the drying effect is further improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic top view of the conveyor belt of the present utility model;

FIG. 3 is a schematic diagram of the mating relationship of the conveyor belt and the spiral track of the present utility model;

in the figure: 1. the box body, 10, the air inlet, 11, the air outlet, 12, the feed inlet, 13, the discharge outlet, 2, the radiation lamp, 3, the guide cylinder, 30, the air inlet, 31, the air blowing port, 4, the fan, 5, the spiral track, 50, the guide slot, 6, the driving roller, 7, the driven roller, 8, the conveyer belt, 80, the shuttle plate, 81 and the roller.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the illustrated embodiments are provided for illustration only and are not intended to limit the scope of the present utility model.

As shown in fig. 1 to 3, a printing ink drying device of a digital printer of the present embodiment includes a case 1, a radiation lamp 2 provided at the top end inside the case 1, a circulation conveying system, and a hot air system and a spiral track 5 provided in the case 1. A common radiation lamp 2 such as an infrared radiation lamp 2.

The lower end of one side of the box body 1 is provided with a feed inlet 12, and the upper end of the other side is provided with a discharge outlet 13. The upper end of the box body 1 is provided with an air inlet 10, and the lower end is provided with an air outlet 11.

The hot air system comprises a vertical guide cylinder 3 and a downward blowing fan 4 arranged in the guide cylinder 3, an air inlet 30 is formed in the upper end of the guide cylinder 3, an air blowing opening 31 is formed in the peripheral wall of the lower end of the guide cylinder, the spiral track 5 is wound on the periphery of the guide cylinder 3, and the air blowing opening 31 is located inside the spiral track 5.

Preferably, the air outlet 31 is formed in such a manner as to extend parallel to the spiral track 5. The air blowing port 31 may be composed of a plurality of air outlet holes arranged at equal intervals. Further, a guiding mechanism is arranged at the air blowing opening 31, and the guiding mechanism enables the air to be blown downwards at an acute angle with the guide cylinder 3. In this embodiment, a specific structural form of the guiding mechanism is given: the guide mechanism comprises a plurality of air deflectors which are arranged up and down at intervals, and an acute angle is formed between the longitudinal section of each air deflector and the lower end of the guide cylinder 3. The angle of the acute angle may be adjusted according to the actual use effect, and is not limited herein.

The circulating conveying system comprises a driving roller 6, a driven roller 7 and a conveying belt 8 which is wound on the driving roller 6 and the driven roller 7, the conveying belt 8 penetrates through the box body 1, and the conveying belt 8 positioned in the box body 1 extends along the spiral track 5. Specifically, as shown in fig. 1, a driving roller 6 is arranged on the outer side of the box body 1 near the feed port 12, at least one driven roller 7 is arranged near the discharge port 13, and the driven roller 7 is also arranged at the turning position, wherein the driving roller 6 drives the conveying belt 8 to enter the box body 1 from the feed port 12, extend along the spiral track 5 towards the discharge port 13 until extending out of the box body 1, and then are wound on the driven roller 7 to finally rotate to the driving roller 6.

Preferably, as shown in fig. 2 and fig. 3, the conveying belt 8 includes a shuttle-shaped plate 80 and a chain, the middle parts of the shuttle-shaped plates 80 are fixedly connected to the chain, the intervals between the shuttle-shaped plates 80 can enable the chain to bend smoothly, that is, the conveying belt 8 can bend smoothly, the middle parts of the shuttle-shaped plates 80 are close to each other, and the risk of falling of printed matters can be reduced. Further, the lower end of the chain is also provided with a roller 81, the spiral track 5 is provided with a guide groove 50 matched with the roller 81, and the roller 81 rolls along the guide groove 50 to avoid the deviation of the conveying belt 8. It should be understood that this is only one preferred embodiment, and the conveyor belt 8 may have other structures commonly known in the art, and the conveyor belt 8 may be capable of performing the function of the present device.

When the utility model is used, the radiation lamp 2 and the fan 4 can be started to preheat the inside of the box body 1. The printed matter is placed on the conveyor belt 8, and the motor on the drive roller 6 is started to convey the printed matter into the box 1. In the process that the printed matter moves upwards along the spiral track 5 on the conveying belt 8, the printed matter passes through the air blowing port 31, the guide cylinder 3 blows hot air close to the radiation lamp 2 towards the printed matter, the printed matter is heated, and then the printed matter is continuously moved upwards and is more and more close to the radiation lamp 2, so that the printed matter is effectively dried after the temperature is raised. The air in the box body 1 enters from the air inlet 10 and flows out from the air outlet 11, and the flow direction of the air is opposite to the conveying direction of the printed matter, so that the volatile solvent in the air flow can be effectively removed. The device has small occupied area and good ink drying effect, and is worthy of popularization and application.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above description will be apparent to those of skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims

1. The printing ink drying device of the digital printer comprises a box body (1) and a radiation lamp (2) arranged at the top end inside the box body (1), wherein an air inlet (10) is formed in the upper end of the box body (1), an air outlet (11) is formed in the lower end of the box body, the printing ink drying device is characterized by further comprising a circulating conveying system, a hot air system and a spiral track (5), wherein the hot air system is arranged in the box body (1), the hot air system comprises a vertical guide cylinder (3) and a downward blowing fan (4) arranged in the guide cylinder (3), an air inlet (30) is formed in the upper end of the guide cylinder (3), an air blowing opening (31) is formed in the peripheral wall of the lower end of the guide cylinder, the spiral track (5) is wound on the periphery of the guide cylinder (3), and the air blowing opening (31) is positioned in the spiral track (5); the circulating conveying system comprises a driving roller (6), a driven roller (7) and a conveying belt (8) which is wound on the driving roller (6) and the driven roller (7), wherein the conveying belt (8) penetrates through the box body (1), and the conveying belt (8) positioned in the box body (1) extends along the spiral track (5).

2. Printing ink drying device of a digital printer according to claim 1, characterized in that the conveyor belt (8) comprises a shuttle plate (80) and a chain, the middle part of the shuttle plate (80) is fixedly connected to the chain, the lower end of the chain is further provided with a roller (81), and the spiral track (5) is provided with a guide groove (50) matched with the roller (81).

3. A printing ink drying apparatus of a digital printer according to claim 1 or 2, wherein the air blowing opening (31) is opened in such a manner as to extend parallel to the spiral track (5).

4. A printing ink drying apparatus of a digital printer according to claim 3, wherein the air outlet (31) comprises a plurality of air outlet holes arranged at equal intervals.

5. A printing ink drying apparatus of a digital printer according to claim 1, wherein the air outlet (31) is provided with a guiding mechanism which blows air downwards at an acute angle to the guide cylinder (3).

6. The printing ink drying device of a digital printer according to claim 5, wherein the guiding mechanism comprises a plurality of air deflectors which are arranged at intervals up and down, and an acute angle is formed between a longitudinal section of each air deflector and the lower end of the guide cylinder (3).