CN216733510U

CN216733510U - Energy-conserving heated air circulation printing film drying-machine

Info

Publication number: CN216733510U
Application number: CN202122792703.0U
Authority: CN
Inventors: 李华; 王建刚; 刘杰
Original assignee: Qingdao Tianrun Xincheng Electronics Co ltd
Current assignee: Qingdao Tianrun Xincheng Electronics Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-06-14
Anticipated expiration: 2031-11-15

Abstract

The utility model discloses an energy-saving heated air circulation printing film dryer which comprises an L-shaped workbench, a drying box, a first cavity, a second cavity, a wind-up roll and a plurality of conveying rolls, wherein two groups of heating fan assemblies and circulating fans are also arranged in the drying box; the arrangement of the hot air assembly, the circulating fan and the exhaust pipe can form effective convection in the drying box, so that the drying efficiency is improved, and the effect of saving energy is achieved while hot air is recycled; the arrangement of the first chamber and the second chamber can avoid heat loss in the drying box, and the inflow heat also has the drying effect.

Description

Energy-conserving heated air circulation printing film drying-machine

Technical Field

The utility model relates to the technical field of printing film drying equipment, in particular to an energy-saving hot air circulation printing film dryer.

Background

In the process of printing the plastic film, the printing ink is generally dried in the air or placed in a dryer for drying and then rolled. A hot air blowing device is generally adopted in the dryer to dry the product. And the printed plastic film passes through the drying box through the conveying device, so that the ink drying process is completed. Although the existing dryer has a hot air recycling device, effective convection cannot be formed, the drying efficiency is still very low, and a channel needs to be reserved for feeding and discharging, so that heat loss is often caused.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a hot air circulation printing film dryer.

The utility model adopts the following scheme: an energy-saving hot air circulation printing film dryer comprises an L-shaped workbench, a drying box, a first cavity, a second cavity, a wind-up roll and a plurality of conveying rolls; the drying box is fixedly arranged above the side wall of the L-shaped workbench and positioned above the first cavity and the second cavity, a plurality of conveying rollers are rotatably arranged on the inner side wall of the drying box, two groups of heating fan assemblies and circulating fans are further arranged in the drying box, the heating fan assemblies are oppositely arranged on the inner walls of two sides of the drying box, the circulating fans are arranged in the middle of the inner bottom wall of the drying box, an exhaust pipe is arranged outside the drying box, one end of the exhaust pipe penetrates through the middle of the top wall of the drying box and is connected with the inner cavity, and the other end of the exhaust pipe is connected with an air inlet of the heating fan assembly; the first cavity and the second cavity are respectively arranged at two sides of the L-shaped workbench, the top walls of the first cavity and the second cavity are respectively provided with a conveying channel communicated with the drying box, the side wall of the first cavity is provided with a feeding hole, the side wall of the second cavity is provided with a discharging hole, and the inner side walls of the first cavity and the second cavity are respectively rotatably provided with a conveying roller; the winding roller is rotatably arranged on the side wall of the L-shaped workbench, and one end of the winding roller is connected with the driving motor; the drying box, the first cavity and the second cavity are all provided with box doors. Preferably, the workbench is further provided with a conveying mechanism, the processing plate is arranged on the conveying mechanism, and a driving device of the conveying mechanism is electrically connected with the operating platform.

Preferably, the heating fan assembly is arranged at a position above the side wall of the drying box, the heating fan assembly comprises a turbine fan and a heater, a hot air channel formed by the turbine fan and the heater inclines downwards, and the inclination angle of the hot air channel relative to the side wall of the drying box is 45 degrees.

Preferably, the winding roller is provided with four conveying rollers around the winding roller, and the conveying rollers are rotatably connected with the side wall of the L-shaped workbench.

Preferably, a plurality of conveying rollers arranged on the inner wall of the drying box are arranged in a W shape.

Preferably, still rotate on the L shape workstation and be provided with from type paper pasting roller, set up in the next door of wind-up roll from type paper pasting roller.

Preferably, a preheating device is further arranged in the first chamber, and the preheating device comprises a heating wire and a fan.

Compared with the prior art, the utility model has the following beneficial effects: the arrangement of the hot air assembly, the circulating fan and the exhaust pipe can ensure that effective convection is formed in the drying box, the drying efficiency is improved, and the effect of energy conservation is achieved while hot air is recycled; the arrangement of the first chamber and the second chamber can avoid heat loss in the drying box, the inflow heat also has the drying effect, and the arrangement of the preheating device in the first chamber can improve the drying efficiency; the conveying roller is arranged in a w shape, so that the length of the film in the drying box can be lengthened, the film can be dried in multiple directions, and the drying efficiency is improved as well; conveying rollers arranged around the winding roller can realize a cooling process in the air after drying and before winding, so that the winding quality is prevented from being influenced by overhigh temperature; the paper pasting operation can be conveniently carried out on the printing film needing to be pasted with the release paper from the arrangement of the release paper pasting roller.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic diagram of the external structure of the present invention.

FIG. 3 is a top view of the wind-up roll and surrounding portions of the present invention.

Fig. 4 is a schematic structural view of a heating blower assembly.

In the figure: 1, an L-shaped workbench; 2. a drying box; 3. a first chamber; 31. heating wires; 32. a fan; 4. a second chamber; 5. a wind-up roll; 6. a conveying roller; 7. a heating blower assembly; 71. a turbo fan; 72. a heater; 8, a thermal circulation fan; 9. an exhaust pipe; 10. sticking a release paper on a roller; 11. the motor is driven.

Detailed Description

As shown in fig. 1 to 4, an energy-saving heated air circulation printing film dryer comprises an L-shaped workbench 1, a drying box 2, a first chamber 3, a second chamber 4, a wind-up roll 5 and a plurality of conveying rolls 6; the drying box 2 is fixedly arranged above the side wall of the L-shaped workbench and positioned above the first cavity 3 and the second cavity 4, a plurality of conveying rollers 6 are rotatably arranged on the inner side wall of the drying box 2 and can be arranged in a W shape, the length of a printed film in the drying box can be lengthened, the drying efficiency is improved, two groups of heating fan assemblies 7 and circulating fans 8 are further arranged in the drying box 2, the heating fan assemblies 7 are oppositely arranged on the inner walls of two sides of the drying box 2, preferably, the heating fan assemblies 7 are arranged on the upper part of the side wall of the drying box 2 and comprise turbo fans 71 and heaters 72, a hot air channel formed by the turbo fans 71 and the heaters 72 is inclined downwards, and the inclined angle of the hot air channel relative to the side wall of the drying box 2 is optimal 45 degrees; circulating fan 8 sets up in stoving case 2 diapire intermediate position, and stoving case 2 outside is equipped with exhaust column 9, and the one end of exhaust column 9 runs through stoving case 2 roof intermediate position and links to each other with the inner chamber, and the other end of exhaust column 9 links to each other with the air intake of heating fan subassembly 7.

The first cavity 3 and the second cavity 4 are respectively arranged at two sides of the L-shaped workbench 1, a preheating device is further arranged in the first cavity 3, the preheating device comprises a heating wire 31 and a fan 32, the printed film is preheated, the working efficiency is improved, conveying channels communicated with the drying box 2 are respectively arranged on the top walls of the first cavity 3 and the second cavity 4, a feeding hole is formed in the side wall of the first cavity 3, a discharging hole is formed in the side wall of the second cavity 4, and conveying rollers 6 are rotatably arranged on the inner side walls of the first cavity 3 and the second cavity 4; the winding roller 5 is rotatably arranged on the side wall of the L-shaped workbench, one end of the winding roller 5 is connected with the driving motor 11, four conveying rollers 6 can be arranged around the winding roller 5, the conveying rollers 6 are rotatably connected with the side wall of the L-shaped workbench 1, and a cooling process is performed before winding after drying is finished; the stoving case 2, first cavity 3 and second cavity 4 have all seted up the chamber door. Still rotate on L shape workstation 1 and be provided with from type paper pasting roller 10, set up in wind-up roll 5's next door from type paper pasting roller 10.

The working principle is as follows: during the use, get into first cavity with the printing film through the transfer roller and preheat the stoving after and get into the stoving case, start heating blower subassembly and hot circulating fan, two sets of heating blower subassemblies blow off hot-blast and dry the printing film, the exhaust column takes out the hot-air at stoving roof portion, make hot-air get into heating after the air intake of air blower subassembly and get into the stoving incasement once more, thereby form the convection current, improve drying efficiency, the hot-air that runs off the second cavity can carry out the last stoving to the printing film, the printing film passes through the discharge gate of second cavity after the stoving finishes, get into the transfer roller around the wind-up roll, after carrying out cooling treatment, carry out the rolling by the wind-up roll, if the printing film need paste from type paper, need make the printing film pass through again the rolling after pasting the roller from type paper.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

While the above-described embodiments have been described in further detail to solve the problems, technical solutions and advantages of the present invention, it should be noted that those skilled in the art should understand that the present invention is not limited by the above-described embodiments, and that various changes and modifications can be made in the present invention without departing from the spirit and scope of the present invention, which falls within the scope of the claimed invention.

Claims

1. The utility model provides an energy-conserving heated air circulation printing film drying-machine which characterized in that: comprises an L-shaped workbench (1), a drying box (2), a first chamber (3), a second chamber (4), a wind-up roll (5) and a plurality of conveying rolls (6); the drying box (2) is fixedly arranged above the side wall of the L-shaped workbench and is positioned above the first cavity (3) and the second cavity (4), a plurality of conveying rollers (6) are rotatably arranged on the inner side wall of the drying box (2), two groups of heating fan assemblies (7) and heat circulating fans (8) are further arranged in the drying box (2), the heating fan assemblies (7) are oppositely arranged on the inner walls of two sides of the drying box (2), the heat circulating fans (8) are arranged in the middle of the inner bottom wall of the drying box (2), an exhaust pipe (9) is arranged outside the drying box (2), one end of the exhaust pipe (9) penetrates through the middle of the top wall of the drying box (2) and is connected with the inner cavity, and the other end of the exhaust pipe (9) is connected with an air inlet of the heating fan assemblies (7); the first cavity (3) and the second cavity (4) are respectively arranged at two sides of the L-shaped workbench (1), the top walls of the first cavity (3) and the second cavity (4) are respectively provided with a conveying channel communicated with the drying box (2), the side wall of the first cavity (3) is provided with a feeding hole, the side wall of the second cavity (4) is provided with a discharging hole, and the inner side walls of the first cavity (3) and the second cavity (4) are respectively provided with a conveying roller (6) in a rotating manner; the winding roller (5) is rotatably arranged on the side wall of the L-shaped workbench, and one end of the winding roller (5) is connected with a driving motor (11); the oven door is arranged on the drying box (2), the first cavity (3) and the second cavity (4).

2. An energy efficient heated air circulating printed film dryer as claimed in claim 1, wherein: the heating air blower assembly (7) is arranged on the upper side of the side wall of the drying box (2), the heating air blower assembly (7) comprises a turbine fan (71) and a heater (72), a hot air channel formed by the turbine fan (71) and the heater (72) inclines downwards, and the inclination angle of the hot air channel relative to the side wall of the drying box (2) is 45 degrees.

3. An energy efficient heated air circulating printed film dryer as claimed in claim 1, wherein: around wind being provided with four transfer rollers (6) of wind-up roll (5), transfer roller (6) rotate with the lateral wall of L shape workstation (1) and are connected.

4. The energy-saving hot air circulation printing film dryer as claimed in claim 1, wherein: a plurality of conveying rollers (6) arranged on the inner wall of the drying box (2) are arranged in a W shape.

5. An energy efficient heated air circulating printed film dryer as claimed in claim 1, wherein: the L-shaped workbench (1) is further provided with a release paper pasting roller (10) in a rotating mode, and the release paper pasting roller (10) is arranged beside the winding roller (5).

6. An energy efficient heated air circulating printed film dryer as claimed in claim 1, wherein: a preheating device is further arranged in the first chamber (3), and the preheating device comprises a heating wire (31) and a fan (32).