CN206106645U - Printing machine drying device - Google Patents

Abstract

The utility model discloses a drying device for a printing machine, which comprises a fixed plate for being installed on the printing machine and allowing paper to pass through, and a drying box for drying the paper; the drying box includes an air inlet pipe, an air outlet pipe, and a partition and the box body; the bottom plate of the box body is provided with a plurality of air guide ports, and the air guide ports and the air inlet pipe are located on the same horizontal line; a plurality of air return pipes are vertically provided between the partition plate and the bottom plate, so The air inlet end of the air return pipe is arranged on the lower surface of the bottom plate of the box body, and the air outlet end of the air return pipe is arranged on the upper surface of the partition. The drying device of the utility model makes the air circulation in the box smooth, not only reduces the loss of hot air, saves energy, but also ensures the drying speed of printing ink, and obtains a good printing effect.

Description

A printing machine drying device

technical field

The utility model relates to the field of printing machine equipment, in particular to a printing machine drying device.

Background technique

A printing press is a machine used to print text and images. Modern printing machines are generally composed of plate loading, ink application, embossing, and paper feeding (including folding). Or the printing machine applies ink to the place where there are text and images on the printing plate, and then directly or indirectly transfers to paper or other substrates (such as textiles, metal plates, plastics, leather, wood, glass and ceramics), Thereby reproducing the same print as the printing plate. Existing printing machines usually add a drying device to speed up the drying of the ink on the paper. The drying device dries the paper by heating the paper and ink. However, when this type of drying device heats up and dries, the heated gas will The surface gathers and the gas circulation is not smooth, which will easily cause the paper to adhere to each other, affect the drying of the ink, and thus affect the printing effect.

Utility model content

In order to overcome the deficiencies of the prior art, the purpose of this utility model is to provide a drying device for printing presses. After the drying device introduces hot air, it flows from the air guide port to the paper. The hot air passes through the paper to dry the ink, and finally the air is discharged through the return air pipe. The tube output makes the air circulation in the box smooth, which not only reduces the loss of hot air and saves energy, but also ensures the drying speed of the printing ink and obtains a good printing effect.

The purpose of this utility model adopts following technical scheme to realize:

A drying device for a printing press, comprising a fixed plate for being installed on a printing machine and for passing paper through, and a drying box for drying the paper, the drying box is arranged transversely on the fixing plate, and a formation is formed between the fixing plate and the drying box. A paper outlet for paper to pass through; the drying box includes an air inlet pipe, an air outlet pipe, a partition and a box body, the air inlet pipe is arranged on the outer side wall of the box body, and the air outlet pipe is arranged on the box On the top cover of the body, the partition is arranged laterally on the inner side wall of the box body and divides the box body into an upper wind room and a lower wind room; a plurality of air guide ports are arranged on the bottom plate of the box body, and the air guide ports and The air inlet pipe is located on the same horizontal line; a plurality of air return pipes are vertically arranged between the partition plate and the bottom plate, and the air inlet end of the air return pipe is arranged on the lower surface of the bottom plate of the box body, and the air return pipe The air outlet end is arranged on the upper surface of the partition.

Preferably, the drying box is provided with a plurality of heating sheets for heating the incoming gas, and the heating sheets are evenly distributed on the inner wall of the air inlet pipe.

Preferably, the drying box is provided with a plurality of infrared generators for drying paper, and the infrared generators are evenly arranged on the lower surface of the bottom plate of the box.

As a preference, the drying box is rotatably connected to the fixed plate through an overturn assembly; the overturn assembly includes a mounting seat, a guide rod and an overturning bushing; there are two mounting seats, both of which are arranged on the fixed plate, and the guide The two ends of the rod are respectively fixed on a mounting seat, and the turning sleeve is sleeved on the guide rod and rotates around the guide rod.

Preferably, a linear bearing is provided in the turning sleeve.

Preferably, the drying box is provided with a handle for lifting the drying box.

Preferably, the air guide is a V-shaped air guide.

Preferably, the inner wall of the air outlet pipe is covered with a resin insulation layer, and the outer wall of the air outlet pipe is provided with an asbestos heat insulation layer.

Compared with the prior art, the beneficial effects of the utility model are:

1. After the drying device of this utility model introduces hot air, it flows from the air guide port to the paper, and the hot air dries the ink through the paper, and finally it is output through the air return pipe and the air outlet pipe, so that the air in the box can circulate smoothly, which not only reduces the loss of hot air, It saves energy, and ensures the drying speed of printing ink, and obtains good printing effect;

2. The drying method of the utility model is composed of three methods. The first is to input hot air from the air inlet pipe, the second is to heat through the heating sheet, and the third is to dry through the infrared generator. The three methods can be used in two ways. The combination of the two can be used alone or at the same time, which increases the drying method and improves the drying rate;

3. The drying box of the utility model is connected to the fixed plate through the flipping assembly, the drying box is convenient to move and change the position, and is convenient for use and maintenance.

Description of drawings

Fig. 1 is a schematic structural view of a drying device of the present invention.

Fig. 2 is a rear view of the drying device of the present invention.

Fig. 3 is a schematic diagram of the internal structure of the drying oven of the present invention.

Fig. 4 is a bottom view of the drying oven of the present invention.

Fig. 5 is a front view of the air inlet pipe of the present invention.

Among them, 1. fixed plate; 2. drying box; 21. air inlet pipe; 22. air outlet pipe; 23. clapboard; 24. cabinet; 25. upper air chamber; , paper outlet; 29, return air duct; 3, heating sheet; 4, infrared generator;

detailed description

Below, in conjunction with accompanying drawing and specific embodiment, the utility model is described further:

Example 1:

With reference to Fig. 1-3, a kind of printing press drying device comprises the fixed plate 1 that is used to be installed on the printing press and passes through for paper and is used for the drying box 2 of paper drying; Drying box 2 is horizontally arranged on the fixed plate 1, and A paper outlet 28 for paper passing is formed between the fixing plate 1 and the drying box 2 .

Drying box 2 comprises air inlet pipe 21, air outlet pipe 22, dividing plate 23 and casing 24, and air inlet pipe 21 is located on the outer side wall of casing 24, and air outlet pipe 22 is located on the top cover of casing 24, The partition plate 23 is horizontally arranged on the inner side wall of the box body 24 and divides the box body 24 into an upper wind chamber 25 and a lower wind chamber 26; the bottom plate of the box body 24 is provided with a plurality of air guide ports 27, and the air guide ports 27 are V-shaped air guide ports 27, the air guide port 27 and the air inlet pipe 21 are located on the same horizontal line; a plurality of air return pipes 29 are vertically arranged between the partition plate 23 and the bottom plate, and the air inlet end of the air return pipe 29 is arranged under the bottom plate of the box body 24 On the surface, the air outlet end of the air return pipe 29 is arranged on the upper surface of the partition 23 . The drying box 2 is provided with a handle for lifting the drying box 2 .

The drying box 2 is connected on the fixed plate 1 through the rotation of the turning assembly 5; the turning assembly 5 includes a mounting seat 51, a guide rod 52 and a turning bushing 53; The two ends of the two are respectively fixed on a mounting base 51, and the turning sleeve 53 is sleeved on the guide rod 52 and rotates around the guide rod 52. A linear bearing is arranged in the turning sleeve 53 . The drying box 2 is connected to the fixed plate 1 through the turning assembly 5, which is convenient to move the position of the drying box 2, and is convenient for use and maintenance. 53 is rotated on the guide rod 52, and the drying box 2 can be rotated and separated from the fixed plate 1 at a certain angle, and the operation is simple and convenient.

The drying box 2 is provided with a plurality of heating sheets 3 for heating the incoming gas, and the heating sheets 3 are evenly distributed on the inner wall of the air inlet pipe 21 . A plurality of infrared generators 4 for drying paper are arranged in the drying box 2 , and the infrared generators 4 are evenly arranged on the lower surface of the bottom plate of the box body 24 . The drying method of the present utility model is composed of three methods, the first is to input hot air from the air inlet pipe 21, the second is to heat through the heating sheet 3, and the third is to dry by the infrared generator 4. The three methods can be Used in combination of two or two, it can be used alone or at the same time, which increases the drying method and improves the drying rate.

The inner wall of the air outlet pipe 22 is covered with a resin insulation layer, and the outer wall of the air outlet pipe 22 is provided with an asbestos heat insulation layer. The air outlet pipe 22 is set in this way in order to avoid the hot air temperature output in the air outlet pipe 22 being too high to cause harm to the human body, and to avoid the scald caused by the human body contacting the air outlet pipe 22 simultaneously.

The working principle of the printing machine drying device of the present utility model is as follows:

When printing, the paper passes through the paper outlet 28 and passes through the drying device. The hot air is introduced into the lower air chamber 26 from the air inlet pipe 21. The heating sheet in the air inlet pipe 21 further heats the hot air, and then flows from the air guide port 27 to the surface of the paper. The bottom plate of the box body 24 The infrared generator 4 further dries the paper, the ink on the paper is completely dried under the action of the hot air and the infrared generator 4, then the hot air flows through the upper air chamber 25 from the return air duct 29, and finally is discharged from the air outlet duct 22, so that the box The air circulation in the body 24 is smooth, which not only reduces the loss of hot air and saves energy, but also ensures the drying speed of printing ink and obtains a good printing effect.

For those skilled in the art, various other corresponding changes and deformations can be made according to the technical solutions and ideas described above, and all these changes and deformations should fall within the protection scope of the claims of the present utility model.

Claims (8)

1. A drying device for a printing press, characterized in that: it includes a fixed plate for being installed on the printing machine and for paper to pass through and a drying box for paper drying, the drying box is horizontally arranged on the fixed plate, and the fixed plate A paper outlet for paper passage is formed between the drying box; the drying box includes an air inlet pipe, an air outlet pipe, a partition and a box body, and the air inlet pipe is arranged on the outer wall of the box body, and the The air outlet pipe is arranged on the top cover of the box body, and the partition board is arranged on the inner side wall of the box body horizontally and divides the box body into an upper wind room and a lower wind room; a plurality of air guide ports are arranged on the bottom plate of the box body , the air guide port and the air inlet pipe are located on the same horizontal line; a plurality of air return pipes are vertically arranged between the partition plate and the bottom plate, and the air inlet end of the air return pipe is arranged on the lower surface of the bottom plate of the box body , the air outlet end of the air return pipe is arranged on the upper surface of the partition. 2. The printing machine drying device according to claim 1, characterized in that: the drying box is provided with a plurality of heating sheets for heating the gas that passes in, and the heating sheets are evenly distributed in the air inlet pipe on the inner wall. 3. The printing machine drying device according to claim 1 or 2, characterized in that: the drying box is provided with a plurality of infrared generators for drying paper, and the infrared generators are evenly arranged on the bottom plate of the box body the lower surface. 4. The printing machine drying device according to claim 1, characterized in that: the drying box is rotatably connected to the fixed plate through an overturn assembly; the overturn assembly includes a mounting seat, a guide rod and an overturn bushing; the installation There are two seats, both of which are arranged on the fixed plate, and the two ends of the guide rod are respectively fixed on a mounting seat, and the turning sleeve is sleeved on the guide rod and rotates around the guide rod. 5 . The drying device of a printing machine according to claim 4 , wherein a linear bearing is arranged in the turning sleeve. 5 . 6. The printing machine drying device according to claim 1, characterized in that: the drying box is provided with a handle for lifting the drying box. 7. The printing machine drying device according to claim 1, characterized in that: the air guide is a V-shaped air guide. 8. The printing machine drying device according to claim 1, characterized in that: the inner wall of the air outlet pipe is covered with a resin insulating layer, and the outer wall of the air outlet pipe is provided with an asbestos heat insulating layer.