CN213830960U

CN213830960U - Drying device after printing

Info

Publication number: CN213830960U
Application number: CN202022784684.2U
Authority: CN
Inventors: 杨红明; 徐方斌; 潘垚鑫; 何光明; 何金明; 韩红礼
Original assignee: Hangzhou Xijing Printing Co ltd
Current assignee: Hangzhou Xijing Printing Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-07-30
Anticipated expiration: 2030-11-26

Abstract

The application relates to a drying device after printing, which comprises a support frame, a conveying mechanism arranged on the support frame, a drying mechanism arranged on the support mechanism, and a recovery mechanism arranged below the conveying mechanism; the drying mechanism comprises a drying box, the drying box is fixed on the support frame and is positioned above the conveying mechanism, and the lower ends of the two sides of the drying box, which are perpendicular to the conveying direction of the conveying mechanism, are provided with a feeding hole and a discharging hole; the drying mechanism also comprises a drying air pipe penetrating through the drying box, one end of the drying air pipe is close to the conveying mechanism, the other end of the drying air pipe penetrates through the drying box and is communicated with an air inlet pipe arranged above the drying box, and a heating box is arranged on the air inlet pipe; the recovery mechanism comprises a recovery box fixed on the support frame and a recovery air pipe arranged in the recovery box, one end of the recovery air pipe is close to the conveying mechanism, and the other end of the recovery air pipe penetrates through the recovery box and is communicated with an air outlet pipe arranged below the recovery box. This application has the effect that makes the printed product dry on line, promotes drying efficiency.

Description

Drying device after printing

Technical Field

The application relates to the technical field of printing drying, in particular to a drying device after printing.

Background

Printing is a technique of transferring ink to the surface of a material such as paper, fabric, plastic, or leather by performing processes such as plate making, inking, and pressing on an original such as characters, pictures, photographs, or forgery prevention, and thereby mass-transferring the content of the original. The current printing is generally ink printing, the printing color of the ink is vivid, the ink is not easy to fade after being dried, and the ink can be stored for a long time; however, the ink of the material just printed is not dry, and after the ink is overlapped, the images on the material are not only deformed, but also polluted, so that the whole material is dirty, and even cannot be used. At present, paper products or plastic products which are just printed are often spread out and dried, the mode has many defects, the drying speed is slow, the whole processing efficiency is influenced, the drying needs a large space, the area is large, and especially when the printed products are more, the mode of drying is difficult to satisfy.

In view of the above-mentioned related technologies, the inventor believes that the existing drying method for the printed product has the defect of low efficiency.

SUMMERY OF THE UTILITY MODEL

In order to promote the drying efficiency of product after the printing, this application provides drying device after the printing.

The application provides a drying device adopts following technical scheme behind printing:

a drying device after printing comprises a support frame, a conveying mechanism arranged on the support frame, a drying mechanism arranged on the support mechanism, and a recovery mechanism arranged below the conveying mechanism; the drying mechanism comprises a drying box, the drying box is fixed on the support frame and is positioned above the conveying mechanism, and the lower ends of the two sides of the drying box, which are perpendicular to the conveying direction of the conveying mechanism, are provided with a feeding hole and a discharging hole; the drying mechanism also comprises a drying air pipe penetrating through the drying box, one end of the drying air pipe is close to the conveying mechanism, the other end of the drying air pipe penetrates through the drying box and is communicated with an air inlet pipe arranged above the drying box, and a heating box is arranged on the air inlet pipe; the recovery mechanism comprises a recovery box fixed on the support frame and a recovery air pipe arranged in the recovery box, one end of the recovery air pipe is close to the conveying mechanism, and the other end of the recovery air pipe penetrates through the recovery box and is communicated with an air outlet pipe arranged below the recovery box.

By adopting the technical scheme, the printed products enter the drying box from the feeding hole by the conveying mechanism, then the air entering from the air inlet pipe enters the drying air pipe after being heated by the heating box, and then the air is blown onto the printed products to dry the printed products; the dried air has more water vapor content and enters an air outlet pipe from a recovery air pipe to be discharged; make the printing product can be by fast drying, the recovery trachea can keep the drying of stoving incasement, makes the printing product dry on line, promotes drying efficiency.

Optionally, the drying air pipe is sequentially provided with a plurality of air pipes along the conveying direction of the conveying mechanism, and the air pipes are communicated with the air inlet pipe.

Through adopting above-mentioned technical scheme, a plurality of stoving trachea are dried the printing product simultaneously, make drying efficiency further improve.

Optionally, the recovery trachea is equipped with a plurality of in proper order along transport mechanism direction of delivery, and all communicates with the outlet duct.

Through adopting above-mentioned technical scheme, the circulation of air in promotion stoving case and the collection box that a plurality of recovery trachea can be better can make the air that has a large amount of vapor after drying in time discharge, keeps drying in stoving case and the collection box.

Optionally, a heat exchange box is arranged at one end of the air outlet pipe, which is far away from the recovery air pipe, and the air outlet pipe is communicated with the heat exchange box; one end of the air inlet pipe, which is far away from the heating box, penetrates through the heat exchange box.

Through adopting above-mentioned technical scheme, the air in the outlet duct still has a large amount of heats and is taken the heat exchange box in to the intake pipe heat, promotes the temperature of air in the intake pipe, makes the heat can be by reuse, has practiced thrift the energy.

Optionally, a filter mesh cloth for filtering impurities is arranged in the heat exchange box.

Through adopting above-mentioned technical scheme, the air in the outlet duct is not only mingled with a large amount of vapor, still has debris such as printing ink granule on some printed matters, and the filter screen cloth can carry out prefilter to the air in the outlet duct, makes the combustion gas cleaner, reduces the pollution to the environment.

Optionally, the conveying mechanism comprises two conveying rollers which are rotatably connected to the supporting frame, and the two conveying rollers are respectively positioned at two sides of the feeding port and the discharging port of the heating box; the conveying mechanism further comprises a conveying belt and a conveying driving piece, wherein the conveying belt is sleeved on the two conveying rollers, the conveying driving piece is fixed on the supporting frame, and an output shaft of the conveying driving piece is fixedly connected with any one of the two conveying rollers.

Through adopting above-mentioned technical scheme, the conveying driving piece drives the transfer roller and rotates, and the transfer roller drives the conveyer belt and rotates, and the conveyer belt drives the printing product and gets into the stoving case and leave the stoving case, makes the printing product dry in succession, promotes drying efficiency.

Optionally, a plurality of air holes are formed in the conveying belt.

Through adopting above-mentioned technical scheme, the bleeder vent has increased the air current circulation, when retrieving the trachea and breathing in, can drive the printing product and adsorb on the conveyer belt, makes the printing product conveying more stable.

Optionally, the drying oven further comprises a temperature measuring instrument, the temperature measuring instrument is fixed on the side wall of the drying oven, the temperature measuring end is located in the drying oven, and the display end is located outside the drying oven.

By adopting the technical scheme, the temperature measuring instrument can monitor the temperature in the drying box in real time, so that the drying time or the conveying speed can be conveniently adjusted by an operator.

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

1. the stoving trachea makes the printing product can be by fast drying, retrieves the trachea and can keep the drying of stoving incasement, makes the printing product dry on line, promotes drying efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of a post-printing drying device according to an embodiment of the present application.

Fig. 2 is a schematic view of the internal structure of a post-printing drying device in the embodiment of the present application.

Description of reference numerals:

1. a support frame; 2. a transport mechanism; 21. a conveying roller; 22. a conveyor belt; 221. air holes are formed; 23. a transfer drive; 3. a drying mechanism; 31. a drying box; 311. a feed inlet; 312. a discharge port; 32. drying the air pipe; 33. an air inlet pipe; 34. a heating box; 4. a recovery mechanism; 41. a recycling bin; 42. recovering the gas pipe; 43. an air outlet pipe; 5. a heat exchange box; 51. filtering the screen cloth; 6. a temperature measuring instrument; 61. a temperature measuring end; 62. and a display end.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses drying device after printing.

Referring to fig. 1 and 2, the post-printing drying device includes a support frame 1, a conveying mechanism 2, a drying mechanism 3, and a recovery mechanism 4.

The conveying mechanism 2 comprises a conveying roller 21, a conveying belt 22 and a conveying driving part 23; two conveying rollers 21 are arranged and are respectively and rotatably connected to two ends of the support frame 1; the conveying belt 22 is annularly arranged and sleeved on the two conveying rollers 21, and the conveying belt 22 is provided with air holes 221 so as to facilitate air circulation between the drying mechanism 3 and the recovery mechanism 4; the transmission driving member 23 is fixed on the supporting frame 1, and an output shaft of the transmission driving member 23 is fixedly connected with the transmission roller 21 at one end of the supporting frame 1, and the transmission driving member 23 can be a motor. The conveying driving part 23 drives the conveying roller 21 to rotate, the conveying roller 21 drives the conveying belt 22 to move, and the printed matters can be smoothly conveyed on the conveying belt 22.

The drying mechanism 3 comprises a drying box 31, a drying air pipe 32, an air inlet pipe 33 and a heating box 34; the drying box 31 is arranged on the support frame 1, the lower ends of the two sides of the drying box 31, which are perpendicular to the advancing direction of the conveying mechanism 2, are respectively provided with a feeding hole 311 and a discharging hole 312, the feeding hole 311 is positioned on the upstream side of the advancing direction of the printed products, and the discharging hole 312 is positioned on the downstream side of the advancing direction of the printed products; a plurality of drying air pipes 32 are arranged, the drying air pipes 32 penetrate through the upper surface of the drying box 31, one end, located inside the drying box 31, of each drying air pipe 32 is close to the conveying mechanism 2, and one ends, located outside the drying box 31, of the drying air pipes 32 are communicated with air inlet pipes 33; the heating box 34 is arranged on the air inlet pipe 33, the air inlet pipe 33 is communicated with the heating box 34, electric heating wires are arranged in the heating box 34, and air in the air inlet pipe 33 flows through the heating box 34 and can be heated by the electric heating wires.

The recovery mechanism 4 comprises a recovery box 41, a recovery air pipe 42 and an air outlet pipe 43; the recycling box 41 is fixed at the lower end of the support frame 1, and the upper surface of the recycling box 41 is provided with an opening; the recovery air pipes 42 are provided with a plurality of air pipes 42, the recovery air pipes 42 penetrate through the lower surface of the recovery box 41, one end, located in the recovery box 41, of each recovery air pipe 42 is close to the conveying mechanism 2, and one end, located outside the recovery box 41, of each recovery air pipe 42 is communicated with the air outlet pipe 43. The dried air has a large amount of moisture, and the recovery air pipe 42 drives the dried air to be discharged from the air outlet pipe 43, so that the drying in the recovery box 41 and the drying box 31 is kept.

The air that comes out from outlet duct 43 still has the heat, and in order to make full use of these heats, a drying device still includes heat exchange box 5 after the printing, and the one end that heating box 34 was kept away from to intake pipe 33 passes heat exchange box 5, and the one end and the heat exchange box 5 intercommunication of retrieving trachea 42 are kept away from to outlet duct 43, are equipped with in heat exchange box 5 and filter screen cloth 51 for filter the printing ink granule etc. in the air that outlet duct 43 discharged, reduce the pollution to the outside air. The air in the air outlet pipe 43 still has a large amount of heat, and the heat is brought into the heat exchange box 5 by the air outlet pipe 43 to heat the air inlet pipe 33, so that the temperature of the air in the air inlet pipe 33 is increased, the heat can be repeatedly utilized, and the energy is saved.

In order to make the temperature inside the drying box 31 observable, the side wall of the drying box 31 is fixed with a temperature measuring instrument 6, a temperature measuring end 61 of the temperature measuring instrument 6 is positioned inside the drying box 31, and a display end 62 of the temperature measuring instrument 6 is positioned outside the drying box 31, so that an operator can observe the temperature inside the drying box 31 conveniently.

The implementation principle of the drying device after printing in the embodiment of the application is as follows:

in the first step, the conveying mechanism 2 drives the printed products to enter the drying box 31 from the feeding hole 311 and exit the drying box 31 from the discharging hole 312.

In the second step, during the conveying process of the printed products, the drying air pipe 32 in the drying box 31 dries the printed products.

Thirdly, the air pipe 42 in the recycling box 41 carries the dried air with a large amount of moisture to the air outlet pipe 43 for discharging.

Fourthly, the hot air of the air outlet pipe 43 enters the heat exchange box 5 to heat the air inlet pipe 33, so that the temperature of the air in the air inlet pipe 33 is increased, the heat can be repeatedly utilized, and the energy is saved.

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 drying device after printing which characterized in that: comprises a support frame (1), a conveying mechanism (2) arranged on the support frame (1), a drying mechanism (3) arranged on the support mechanism, and a recovery mechanism (4) arranged below the conveying mechanism (2); the drying mechanism (3) comprises a drying box (31), the drying box (31) is fixed on the support frame (1), the drying box (31) is positioned above the conveying mechanism (2), and the lower ends of two sides of the drying box (31) perpendicular to the conveying direction of the conveying mechanism (2) are provided with a feeding hole (311) and a discharging hole (312); the drying mechanism (3) further comprises a drying air pipe (32) penetrating through the drying box (31), one end of the drying air pipe (32) is close to the conveying mechanism (2), the other end of the drying air pipe penetrates through the drying box (31) and is communicated with an air inlet pipe (33) arranged above the drying box (31), and a heating box (34) is arranged on the air inlet pipe (33); the recovery mechanism (4) comprises a recovery box (41) fixed on the support frame (1) and a recovery air pipe (42) arranged in the recovery box (41), one end of the recovery air pipe (42) is close to the conveying mechanism (2), and the other end of the recovery air pipe penetrates through the recovery box (41) and is communicated with an air outlet pipe (43) arranged below the recovery box (41).

2. A post-press drying apparatus according to claim 1, wherein: and the drying air pipes (32) are sequentially provided with a plurality of air pipes along the conveying direction of the conveying mechanism (2) and are communicated with the air inlet pipe (33).

3. A post-press drying apparatus according to claim 1, wherein: the recovery air pipes (42) are sequentially provided with a plurality of air pipes along the conveying direction of the conveying mechanism (2) and are communicated with the air outlet pipes (43).

4. A post-press drying apparatus according to claim 1, wherein: one end of the air outlet pipe (43) far away from the recovery air pipe (42) is provided with a heat exchange box (5), and the air outlet pipe (43) is communicated with the heat exchange box (5); one end of the air inlet pipe (33) far away from the heating box (34) penetrates through the heat exchange box (5).

5. A post-press drying apparatus according to claim 4, wherein: and a filter screen cloth (51) for filtering sundries is arranged in the heat exchange box (5).

6. A post-press drying apparatus according to claim 1, wherein: the conveying mechanism (2) comprises two conveying rollers (21) which are rotatably connected to the supporting frame (1), and the two conveying rollers (21) are respectively positioned on two sides of a feeding hole (311) and a discharging hole (312) of the heating box (34); transport mechanism (2) still establish conveyer belt (22) on two transfer rollers (21) and be fixed in conveying driving piece (23) on support frame (1) including the cover, arbitrary one fixed connection in output shaft and two transfer rollers (21) of conveying driving piece (23).

7. A post-press drying apparatus according to claim 6, wherein: the conveying belt (22) is provided with a plurality of air holes (221).

8. A post-press drying apparatus according to claim 1, wherein: the drying box is characterized by further comprising a temperature measuring instrument (6), wherein the temperature measuring instrument (6) is fixed on the side wall of the drying box (31), the temperature measuring end (61) is located in the drying box (31), and the display end (62) is located outside the drying box (31).