CN215512761U

CN215512761U - Gravure press

Info

Publication number: CN215512761U
Application number: CN202122021400.9U
Authority: CN
Inventors: 张卫兵
Original assignee: Shanghai Denchi Packing Material Co ltd
Current assignee: Shanghai Denchi Packing Material Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-01-14
Anticipated expiration: 2031-08-25

Abstract

The utility model belongs to the technical field of the lithography apparatus and specifically relates to a gravure press is related to, including the printing main part, one side of printing main part is equipped with heating system, heating system includes drying chamber and heating plate, one side at the printing main part is established to the drying chamber, the drying chamber is equipped with the inner chamber, the heating plate is established on the lateral wall of drying chamber. This application is put into the inner chamber of drying chamber with the printed matter that does not dry to through the air heating of heating plate in to the drying chamber inner chamber, thereby dry the printing ink on the printed matter, thereby shorten the drying time of printing ink on the printed matter, thereby promote drying efficiency.

Description

Gravure press

Technical Field

The application relates to the field of printing equipment, in particular to a gravure press.

Background

After the gravure press prints the printed matter, the printing ink printed on the product is quickly dried. High-temperature air is generally generated by a boiler, a hot blast stove, a steam boiler, and the like, and the product is dried by the high-temperature air.

In the related art, the invention application No. 201810247115.9 discloses an intaglio printing press comprising: a plate cylinder; the ink distributing roller is in tangential contact with the plate cylinder; and a first ink spraying device including a first nozzle which is located above the ink distributing roller and opens toward the plate cylinder. The printing ink is sprayed on the plate cylinder through the first nozzle, the printing ink is uniformly coated on the plate cylinder through the ink distributing roller, then a product to be printed is placed on the plate cylinder, and the plate cylinder is rotated to print the pattern of the plate cylinder on the product to be printed.

In view of the above-mentioned related technologies, the inventor finds that after the ink is printed on the product, the printed product can be stored after the ink is dried, and the ink is dried for a longer time, which results in lower working efficiency.

SUMMERY OF THE UTILITY MODEL

In order to shorten the drying time of the ink on the printed matter, the application provides a gravure press.

The gravure press adopts the following technical scheme:

the utility model provides a gravure press, includes the printing main part, one side of printing main part is equipped with heating system, heating system includes drying chamber and heating plate, one side at the printing main part is established to the drying chamber, the drying chamber is equipped with the inner chamber, the heating plate is established on the lateral wall of drying chamber inner chamber.

Through adopting above-mentioned technical scheme, put into the inner chamber of drying chamber with the printed matter that does not dry to through the air heating of heating plate in to the drying chamber inner chamber, thereby dry the printing ink on the printed matter, thereby shorten the drying time of printing ink on the printed matter, thereby promote drying efficiency.

Optionally, a waste gas treatment system is arranged on one side of the drying chamber, the waste gas treatment system comprises an exhaust pipe, an exhaust fan and a waste gas storage bin, one end of the exhaust pipe is communicated with the drying chamber, the other end of the exhaust pipe is communicated with the waste gas storage bin, and the exhaust fan is arranged in the exhaust pipe.

Through adopting above-mentioned technical scheme, printing ink is when drying, volatilizees the gas harmful to the human body easily, cooperatees through exhaust tube and air exhaust fan, takes out the volatile waste gas of printing ink to the exhaust-gas treatment system in to reduce the pollution of waste gas to the operation environment air.

Optionally, the waste gas storage bin is abutted against the drying chamber, an igniter is arranged on the waste gas storage bin, an exhaust pipe is arranged on the waste gas storage bin, and an exhaust regulating valve is arranged on the exhaust pipe.

By adopting the technical scheme, as the gas component generated by the volatilization of part of the printing ink contains combustible components, the waste gas storage bin is closed by closing the exhaust regulating valve, and the waste gas is continuously conveyed to the waste gas storage bin by the air exhaust fan; when the waste gas in the waste gas storage bin reaches a certain concentration, the waste gas in the waste gas storage bin can be ignited by the igniter, and the exhaust regulating valve is controlled to be opened to discharge the combusted waste gas, so that the pollution to the atmosphere is reduced; and the waste gas storage bin is abutted against the drying chamber, so that the heat generated by combustion of the waste gas in the waste gas storage bin can be conducted to the drying chamber, the printed matter in the drying chamber is heated, and the drying time of the printing ink on the printed matter is further shortened.

Optionally, a fresh air system is arranged on the waste gas storage bin, the fresh air system comprises an air inlet pipe, an air inlet fan and an air inlet adjusting valve, one end of the air inlet pipe is communicated with the waste gas storage bin, the air inlet fan is arranged in the air inlet pipe, and the air inlet adjusting valve is arranged in the air inlet pipe.

By adopting the technical scheme, because the air in the drying chamber is heated by the heating sheet and the waste gas storage bin, the temperature of the air pumped into the waste gas storage bin by the exhaust system is higher, the temperature of the waste gas storage bin is faster to rise, and the damage to a printed product is easily caused by overhigh temperature; then through opening the air inlet fan and opening the governing valve that admits air, increase the air input in waste gas storage storehouse to make the atmospheric pressure increase in the waste gas storage storehouse, thereby make the exhaust velocity of blast pipe faster, and then reach the purpose that reduces waste gas storage storehouse temperature.

Optionally, one side that the printing main part is close to the drying chamber is equipped with transport assembly, transport assembly is equipped with two sets ofly, and two sets of transport assembly set up respectively in one side that the drying chamber is close to the printing main part and one side that the printing main part was kept away from to the drying chamber, the both sides that the drying chamber is close to transport assembly all are equipped with the opening, transport assembly includes drive roll, grip roll and support piece, support piece's one end and ground looks butt, the drive roll rotates with the grip roll and sets up on support piece, be equipped with the clearance that supplies the printed matter to pass between grip roll and the drive roll, the last rotation motor that is equipped with of support piece, the one end of drive roll and the output fixed connection who rotates the motor.

Through adopting above-mentioned technical scheme, pass first transmission assembly with the printed matter in proper order, drying chamber and second transmission assembly, open the rotation motor, the direction that the printed matter that drives through first transmission assembly and not dry is towards being close to the drying chamber removes, the printed matter that does not dry passes through one side opening entering drying chamber of drying chamber and dries, the printed matter after will drying simultaneously takes out the drying chamber through the opposite side opening of drying chamber through second transmission assembly, thereby reduce whole activity duration, and then promote work efficiency.

Optionally, a first heat preservation layer is arranged on the side wall of the drying chamber.

Through adopting above-mentioned technical scheme, reduce the area of contact of the lateral wall of drying chamber and outside air through first heat preservation to reach the purpose that slows down drying chamber inner chamber temperature loss speed.

Optionally, the waste gas storage bin is arranged on the side wall of the drying chamber far away from the heating plate.

Through adopting above-mentioned technical scheme, set up the both sides at the drying chamber respectively with heating plate and waste gas storage storehouse to make the programming rate of air faster in the drying chamber, and temperature distribution is more even, thereby the drying chamber of being convenient for is fully dried to the printing ink on the printed matter.

Optionally, a second insulating layer is arranged on the outer side wall of the exhaust pipe.

Through adopting above-mentioned technical scheme, establish the lateral wall at the exhaust tube with the second heat preservation to the waste gas that inhales in the exhaust tube to the air exhaust fan keeps warm, reduces the temperature loss of waste gas, thereby makes waste gas storage storehouse intensification faster.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the undried printed matter is placed in the inner cavity of the drying chamber, and air in the inner cavity of the drying chamber is heated through the heating sheet, so that the printing ink on the printed matter is dried, the drying time of the printing ink on the printed matter is shortened, and the drying efficiency is improved;

2. through the match of exhaust tube and air exhaust fan, take out the volatile waste gas of printing ink to the exhaust-gas treatment system in to reduce the pollution of waste gas to operation environment air.

Drawings

Fig. 1 is a schematic structural view of the entire gravure press according to the embodiment of the present application.

Fig. 2 is a longitudinal sectional view of a heating system in an embodiment of the present application.

Fig. 3 is an enlarged view of a portion a in fig. 2.

FIG. 4 is a longitudinal sectional view of an exhaust treatment system in an embodiment of the present application.

Description of reference numerals: 1. printing a main body; 11. a transfer assembly; 111. a support member; 112. a drive roll; 113. a grip roller; 114. rotating the motor; 2. a heating system; 21. a drying chamber; 211. a first insulating layer; 22. a heating plate; 3. an exhaust gas treatment system; 31. an air exhaust pipe; 311. a second insulating layer; 32. an air exhaust fan; 33. an exhaust gas storage bin; 331. an exhaust pipe; 332. an exhaust gas regulating valve; 333. an igniter; 4. a fresh air system; 41. an air inlet pipe; 42. an air intake fan; 43. an air inlet regulating valve.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses gravure press. Referring to fig. 1, the gravure press includes a printing main body 1, a heating system 2, an exhaust gas treatment system 3, and a fresh air system 4.

The printing body 1 is used to print ink on a product to form a printed matter. The heating system 2 is arranged at one side of the printing main body 1, and the heating system 2 is used for drying the printed product. The waste gas treatment system 3 is arranged on the heating system 2, and the waste gas treatment system 3 is used for absorbing waste gas emitted after the printed matter is dried and burning the waste gas. The fresh air system 4 is arranged on the waste gas treatment system 3 and used for cooling the waste gas treatment system 3.

The printing main body 1 is provided with two groups of conveying assemblies 11 at one side close to the heating system 2. The two sets of conveying assemblies 11 are respectively arranged on one side of the heating system 2 far away from the printing main body 1 and one side of the heating system 2 close to the printing main body 1. The conveying assembly 11 includes a support 111, a driving roller 112 and a pinch roller 113. One end of the support 111 abuts against the ground. The driving roller 112 and the clamping roller 113 are rotatably arranged at one end of the supporting member 111 far away from the ground. A gap for printed matters to pass through is arranged between the clamping roller 113 and the driving roller 112, one side of the printed matters is abutted against the clamping roller 113, and the other side of the printed matters is abutted against the driving roller 112. The supporting member 111 is further provided with a rotating motor 114, and one end of the driving roller 112 is fixedly connected with an output end of the rotating motor 114.

Referring to fig. 2, the heating system 2 includes a drying chamber 21 and a heating sheet 22. Drying chamber 21 sets up between two sets of conveying subassembly 11, is equipped with the inner chamber in drying chamber 21, and drying chamber 21 is close to two sides of two sets of conveying subassembly 11 and all is equipped with the opening. The heating plate 22 may be an electric heating plate, and the heating plate 22 is disposed on a side wall of the drying chamber 21 away from the ground.

The printed matter sequentially passes through the first conveying assembly 11, the drying chamber 21 and the second conveying assembly 11, and then the heating sheet 22 is started to heat, so that the temperature of air in the inner cavity of the drying chamber 21 is increased, the printed matter is dried, the drying time of ink on the printed matter is shortened, and the drying efficiency is improved; after the printed matter is dried, the rotating motor 114 is started, the printed matter which is not dried is driven to move towards the direction close to the drying chamber 21 through the first conveying assembly 11, so that the printed matter which is not dried is sent into the drying chamber 21 to be dried, and meanwhile, the printed matter which is dried is taken out of the drying chamber 21 through the second conveying assembly 11, so that the whole operation time is shortened, and the working efficiency is further improved.

Referring to fig. 2 and 3, the drying chamber 21 is provided with a first heat-insulating layer 211, and the first heat-insulating layer 211 is formed by coating rock wool on the outer sidewall of the drying chamber 21, so as to reduce the contact area between the sidewall of the drying chamber 21 and the outside air, thereby achieving the purpose of slowing down the temperature loss rate of the heating sheet 22 conducted to the sidewall of the drying chamber 21.

Referring to fig. 2, the exhaust gas treatment system 3 includes an exhaust pipe 31, an exhaust fan 32, and an exhaust gas storage bin 33. One end of the exhaust pipe 31 is disposed on the sidewall of the drying chamber 21, and the exhaust pipe 31 is communicated with the inner cavity of the drying chamber 21. The other end of the extraction pipe 31 is communicated with an exhaust gas storage bin 33. The suction fan 32 is provided in the suction pipe 31.

In the drying process of the printing ink on the printed matter, the printing ink can volatilize gas harmful to human bodies, and the exhaust fan 32 sucks the waste gas volatilized by the printing ink into the waste gas storage bin 33 from the drying chamber 21 along the exhaust pipe 31 so as to be convenient for uniform treatment.

The exhaust gas storage 33 is disposed on a side wall of the drying chamber 21 away from the heating fins 22, and an exhaust pipe 331 is disposed on a side wall of the exhaust gas storage 33. The exhaust pipe 331 is communicated with the waste gas storage bin 33, an exhaust regulating valve 332 is arranged in the exhaust pipe 331, and the exhaust regulating valve 332 can be a fire-proof valve. An igniter 333 is provided in the exhaust gas storage bin 33.

The gas component generated by the volatilization of part of the ink contains combustible components, the exhaust regulating valve 332 is closed to seal the waste gas storage bin 33, and the waste gas is continuously conveyed to the waste gas storage bin 33 through the air exhaust fan 32; when the waste gas in the waste gas storage bin 33 reaches a certain concentration, the igniter 333 ignites the waste gas in the waste gas storage bin 33, and the exhaust regulating valve 332 is controlled to discharge the burnt waste gas, so that the pollution to the atmosphere is reduced; the waste gas storage bin 33 is abutted with the drying chamber 21, so that the heat generated by combustion in the waste gas storage bin 33 can be conducted into the drying chamber 21, the air in the inner cavity of the drying chamber 21 is heated, and the drying time of the printing ink on the printed matter in the drying chamber 21 is further shortened; because the waste gas storage bin 33 and the heating plate 22 are respectively arranged on two sides of the drying chamber 21, the temperature rising speed of air in the drying chamber 21 is higher, and the temperature distribution is more uniform, so that the drying chamber 21 can sufficiently dry ink on printed matters.

Referring to fig. 3, a second insulating layer 311 is disposed on the exhaust pipe 31, and the second insulating layer 311 is formed by coating rock wool on the outer sidewall of the exhaust pipe 31. Because the air in the drying chamber 21 is heated by the heating sheet 22 and the waste gas storage bin 33, the temperature of the waste gas pumped into the waste gas storage bin 33 by the air exhaust fan 32 is higher than the normal temperature, and the second heat insulation layer 311 is arranged on the outer side wall of the exhaust pipe 31 to insulate the waste gas entering the exhaust pipe 31, so that the temperature of the waste gas storage bin 33 is increased more quickly.

Referring to fig. 4, the fresh air system 4 includes an air inlet pipe 41, an air inlet fan 42, and an air inlet adjusting valve 43. The intake pipe 41 communicates with the exhaust gas storage bin 33. An intake fan 42 is provided in the intake pipe 41. The air inlet regulating valve 43 may be a fire damper, and the air inlet regulating valve 43 is provided at an end of the air inlet pipe 41 remote from the exhaust gas storage bin 33.

After the air inlet fan 42 is started and the air inlet regulating valve 43 is opened, the air inflow entering the waste gas storage bin 33 is increased, so that the air pressure in the waste gas storage bin 33 is increased, the exhaust heat dissipation speed of the exhaust pipe 331 is higher, the purpose of reducing the temperature of the waste gas storage bin 33 is achieved, and printed matters are not easy to damage due to high temperature.

The gravure press in the embodiment of the application has the implementation principle that: the printed matter passes through the first conveying assembly 11, the drying chamber 21 and the second conveying assembly 11 in sequence, and then the heating sheet 22 is started to heat the air in the inner cavity of the drying chamber 21. Then, the rotating motor 114 is turned on, the first conveying assembly 11 drives the undried printed matters to move along the direction that the first conveying assembly 11 approaches the drying chamber 21, and the dried printed matters are taken out of the drying chamber 21 through the second conveying assembly 11.

When the printed matter is dried, the air exhaust fan 32 is turned on, so that the waste gas emitted by the ink enters the waste gas storage bin 33 through the air exhaust pipe 31. When the exhaust gas in the exhaust gas storage 33 reaches a certain concentration, the exhaust gas in the exhaust gas storage 33 is ignited by the igniter 333, and the exhaust gas regulating valve 332 is opened to discharge the burned exhaust gas.

After the waste gas in the waste gas storage bin 33 is ignited, the temperature of the drying chamber 21 is further increased, so that the drying time of the ink on the printed matter is shortened, and the drying efficiency is improved.

If the temperature of the waste gas storage bin 33 is too high, the air inlet fan 42 is opened, the air inlet regulating valve 43 is controlled to be opened, the air inlet amount of the waste gas storage bin 33 is increased, the air pressure in the waste gas storage bin 33 is increased, the exhaust heat dissipation speed of the exhaust pipe 331 is increased, and the temperature of the waste gas storage bin 33 is reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A gravure press comprising a printing body (1), characterized in that: one side of printing main part (1) is equipped with heating system (2), heating system (2) include drying chamber (21) and heating plate (22), one side in printing main part (1) is established in drying chamber (21), drying chamber (21) are equipped with the inner chamber, heating plate (22) are established on the lateral wall of drying chamber (21).

2. The gravure press according to claim 1, wherein: one side of drying chamber (21) is equipped with exhaust-gas treatment system (3), exhaust-gas treatment system (3) are including exhaust tube (31), air exhaust fan (32) and waste gas storage storehouse (33), the one end and the drying chamber (21) of exhaust tube (31) are linked together, the other end and the waste gas storage storehouse (33) of exhaust tube (31) are linked together, air exhaust fan (32) are established in exhaust tube (31).

3. The gravure press according to claim 2, wherein: waste gas storage storehouse (33) and drying chamber (21) looks butt, be equipped with some firearm (333) on waste gas storage storehouse (33), be equipped with blast pipe (331) on waste gas storage storehouse (33), be equipped with exhaust regulating valve (332) on blast pipe (331).

4. The gravure press according to claim 3, wherein: be equipped with new trend system (4) on waste gas storage storehouse (33), new trend system (4) is including intake pipe (41), air intake fan (42) and air intake regulating valve (43), the one end and waste gas storage storehouse (33) of intake pipe (41) are linked together, air intake fan (42) are established in intake pipe (41), air intake regulating valve (43) are established in intake pipe (41).

5. The gravure press according to claim 1, wherein: one side that printing main part (1) is close to drying chamber (21) is equipped with transfer assembly (11), transfer assembly (11) are equipped with two sets ofly, and two sets of transfer assembly (11) set up respectively in one side that drying chamber (21) is close to printing main part (1) and one side that printing main part (1) was kept away from in drying chamber (21), transfer assembly (11) include drive roll (112), grip roll (113) and support piece (111), the one end and the ground looks butt of support piece (111), drive roll (112) rotate with grip roll (113) and set up on support piece (111), be equipped with the clearance that supplies the printed matter to pass between grip roll (113) and drive roll (112), be equipped with on support piece (111) and rotate motor (114), the one end of drive roll (112) and the output fixed connection who rotates motor (114).

6. The gravure press according to claim 1, wherein: the side wall of the drying chamber (21) is provided with a first heat preservation layer (211).

7. The gravure press according to claim 2, wherein: the waste gas storage bin (33) is arranged on the side wall of the drying chamber (21) far away from the heating sheet (22).

8. The gravure press according to claim 4, wherein: and a second heat-insulating layer (311) is arranged on the outer side wall of the extraction pipe (31).