CN219405070U

CN219405070U - Drying device is used in polyimide film production

Info

Publication number: CN219405070U
Application number: CN202320373351.1U
Authority: CN
Inventors: 陈岳忠; 朱建良
Original assignee: Shandong Hengying New Materials Co ltd
Current assignee: Shandong Hengying New Materials Co ltd
Priority date: 2023-03-03
Filing date: 2023-03-03
Publication date: 2023-07-25
Anticipated expiration: 2033-03-03

Abstract

The utility model provides a drying device for producing polyimide films, which relates to the technical field of film drying devices and comprises a drying box, wherein drying cavities are formed in two ends of the drying box, a baffle is fixedly connected to the inner wall of the drying cavity, a roller is rotatably connected to the inside of the drying box, a first air blowing box is arranged on one side of the roller, and two ends of the first air blowing box are fixedly connected with the inner wall of the drying cavity. According to the utility model, the fans are started to pump gas into the first blowing box and the second blowing box, and the electric heater is started to heat the gas exhausted from the first blowing box, and the two groups of first blowing boxes are used for carrying out double-sided hot air drying on the flowing film, so that the film is heated uniformly, and the second blowing box is used for cooling the dried film, so that the film is not easy to deform in the subsequent traction and pulling process, the film is not easy to damage in the drying process, and the drying effect of the utility model is improved.

Description

Drying device is used in polyimide film production

Technical Field

The utility model relates to the field of film drying devices, in particular to a drying device for producing polyimide films.

Background

The polyimide film is a high temperature resistant motor and electrical appliance insulating material, is yellow and transparent, has outstanding high temperature resistance, radiation resistance, chemical corrosion resistance and electrical insulation property, and is particularly suitable for being used as a flexible printed circuit board base material and various high temperature resistant motor and electrical appliance insulating materials.

In the prior art, for example, chinese patent: the utility model provides a "drying device for polyimide film production" of CN210374457U, includes the drying cabinet, the below of drying cabinet opposite side is fixed with the backup pad, the top of backup pad is fixed with servo motor, the lateral wall of drying cabinet is run through on the top of servo motor output, and servo motor output's top welding has the second gear, be fixed with two sets of second bearings on the drying cabinet inner wall, two sets of the second bearing from the top down is fixed with third axis of rotation and fourth axis of rotation in proper order.

However, in the prior art, in the use process of the existing drying device for producing the polyimide film, one side of the film is usually dried by hot air, and the film has a higher temperature after drying, so that the film is easy to deform in the process of pulling and pulling after drying, and the film is easy to be damaged.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, in the using process of the existing drying device for producing polyimide films, one side of the film is usually dried by hot air, and the film has higher temperature after drying, so that the film is easy to deform in the process of pulling and pulling out after drying, and the film is easy to damage.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a drying device is used in polyimide film production, includes the drying cabinet, the both ends of drying cabinet all are provided with the dry chamber, the inner wall fixedly connected with baffle in dry chamber, the inside of drying cabinet rotates and is connected with the gyro wheel, one side of gyro wheel is provided with first blow box, the both ends and the inner wall fixed connection in dry chamber of first blow box, one side of first blow box is provided with the second blow box, the top surface of second blow box and first blow box all through-connection has communicating pipe, the top of communicating pipe is connected with the fan, the inside fixed mounting of first blow box has electric heater, the inside rotation of dry chamber is connected with the deflector roll.

Preferably, one end fixedly connected with fixed plate of drying cabinet, the outer wall of fixed plate runs through and is provided with the movable groove, the inside in movable groove communicates with the inside in dry chamber, the inner wall fixedly connected with cotton that absorbs water in movable groove.

Preferably, the shaft end of the roller penetrates through the outer wall of the drying box and is fixedly connected with a gear, and one side of the gear is provided with a motor.

Preferably, the bottom surface fixedly connected with backup pad of drying cabinet, motor fixed mounting is in the top surface of backup pad, the output axle head of motor and one side fixed connection of gear, the equal fixedly connected with bracing piece in both ends bottom surface of backup pad.

Preferably, the other end fixed connection fixed block of drying cabinet, the top surface of fixed block runs through swing joint and has the movable rod, the bottom fixedly connected with connecting block of movable rod, one side rotation of connecting block is connected with the dwang.

Preferably, the outer wall of the movable rod is movably sleeved with a spring.

Preferably, the number of the fans is two, and the two fans are respectively and fixedly arranged on the top surface and the bottom surface of the drying box.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the utility model, the fans are started to pump gas into the first blowing box and the second blowing box, and the electric heater is started to heat the gas exhausted from the first blowing box, and the two groups of first blowing boxes are used for carrying out double-sided hot air drying on the flowing film, so that the film is heated uniformly, and the second blowing box is used for cooling the dried film, so that the film is not easy to deform during the subsequent traction and pulling, the film is not easy to damage in the drying process, and the drying effect of the utility model is improved.

2. According to the utility model, one end of the film penetrates into the drying cavity through the movable groove, and the two surfaces of the film are contacted by the absorbent cotton, so that the water on the surface of the film is absorbed in advance, the water residue of the film is reduced, and the efficiency of subsequent film drying is improved.

Drawings

FIG. 1 is a schematic diagram showing a perspective front view of a drying device for producing polyimide films;

FIG. 2 is a schematic diagram showing a three-dimensional side view of a drying device for producing polyimide films according to the present utility model;

FIG. 3 is an enlarged view showing the structure of the drying device for producing polyimide film shown in FIG. 2 at A;

fig. 4 is a cross-sectional view showing the internal structure of a drying apparatus for producing a polyimide film according to the present utility model.

Legend description: 1. a drying box; 11. a drying chamber; 12. a baffle; 13. a motor; 14. a gear; 15. a roller; 16. a first blow box; 17. an electric heater; 18. a second blow box; 19. a guide roller; 2. a blower; 21. a communicating pipe; 3. a support plate; 31. a support rod; 4. a fixing plate; 41. a movable groove; 42. a water-absorbing cotton; 5. a fixed block; 51. a rotating lever; 52. a connecting block; 53. a movable rod; 54. and (3) a spring.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

In the embodiment 1, as shown in fig. 1-4, the utility model provides a drying device for producing polyimide films, which comprises a drying box 1, wherein drying cavities 11 are arranged at two ends of the drying box 1, a baffle 12 is fixedly connected to the inner wall of the drying cavity 11, rollers 15 are rotatably connected to the inside of the drying box 1, a first air blowing box 16 is arranged on one side of each roller 15, two ends of each first air blowing box 16 are fixedly connected with the inner wall of the drying cavity 11, a second air blowing box 18 is arranged on one side of each first air blowing box 16, communicating pipes 21 are respectively and penetratingly connected to the top surfaces of the second air blowing box 18 and the first air blowing box 16, a fan 2 is connected to the top end of each communicating pipe 21, an electric heater 17 is fixedly arranged in each first air blowing box 16, guide rollers 19 are rotatably connected to the inside of the drying cavity 11, two fans 2 are respectively and fixedly arranged on the top surface and the bottom surface of the drying box 1.

The specific arrangement and function of the present embodiment will be specifically described below: the air is pumped into the first air blowing box 16 and the second air blowing box 18 by starting the fan 2, the air exhausted from the first air blowing box 16 is heated by starting the electric heater 17, the flowing film is dried by double-sided hot air by using the two groups of first air blowing boxes 16, so that the film is heated uniformly, and the dried film is cooled by using the second air blowing box 18, so that the film is not easy to deform during the subsequent traction and pulling, the film is not easy to damage in the drying process, and the drying effect of the utility model is improved.

In embodiment 2, as shown in fig. 1-4, one end of the drying oven 1 is fixedly connected with a fixing plate 4, the outer wall of the fixing plate 4 is provided with a movable groove 41 in a penetrating manner, the inside of the movable groove 41 is communicated with the inside of the drying cavity 11, the inner wall of the movable groove 41 is fixedly connected with a water absorbing cotton 42, the shaft end of a roller 15 is fixedly connected with a gear 14 in a penetrating manner, one side of the gear 14 is provided with a motor 13, the bottom surface of the drying oven 1 is fixedly connected with a supporting plate 3, the motor 13 is fixedly arranged on the top surface of the supporting plate 3, the output shaft end of the motor 13 is fixedly connected with one side of the gear 14, the bottom surfaces of two ends of the supporting plate 3 are fixedly connected with supporting rods 31, the other end of the drying oven 1 is fixedly connected with a fixing block 5, the top surface of the fixing block 5 is provided with a movable rod 53 in a penetrating manner, the bottom end of the movable rod 53 is fixedly connected with a connecting block 52, one side of the connecting block 52 is rotationally connected with a rotating rod 51, and the outer wall of the movable rod 53 is movably sleeved with a spring 54.

The effect that its whole embodiment reached is, through penetrating film one end through movable groove 41 in the dry chamber 11, utilize cotton 42 that absorbs water to contact through the film both sides, absorb the water on film surface in advance, reduce film moisture and remain, thereby improve the efficiency of follow-up dry film, it makes its removal in dry chamber 11 to last the transport film through the rotation of starter motor 13 drive gyro wheel 15, make the removal of film guide through the rotation of deflector roll 19 and dwang 51, elastic deformation through spring 54, make the film avoid the influence that film tension change caused in the traction pulling-out in-process.

The application method and the working principle of the device are as follows: when the film drying device is used, a user penetrates one end of a film into the drying cavity 11 through the movable groove 41, the roller 15 is driven by the starting motor 13 to rotate so as to continuously convey the film to enable the film to move in the drying cavity 11, the film is guided to move through the rotation of the guide roller 19 and the rotating rod 51, the air is pumped into the first air blowing box 16 and the second air blowing box 18 through the starting fan 2, the electric heater 17 is started to heat the air exhausted from the first air blowing box 16, the two groups of first air blowing boxes 16 are utilized to dry the flowing film through double-sided hot air, the film is heated uniformly, the second air blowing box 18 is utilized to cool the dried film, and the film is not easy to deform during the subsequent traction and pulling, so that the film is not easy to damage in the drying process.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. Drying device is used in polyimide film production, including drying cabinet (1), its characterized in that: the drying box is characterized in that drying cavities (11) are formed in two ends of the drying box (1), a baffle (12) is fixedly connected to the inner wall of the drying cavity (11), a roller (15) is connected to the inside rotation of the drying box (1), a first air blowing box (16) is arranged on one side of the roller (15), two ends of the first air blowing box (16) are fixedly connected with the inner wall of the drying cavity (11), a second air blowing box (18) is arranged on one side of the first air blowing box (16), communicating pipes (21) are connected to the top surfaces of the second air blowing box (18) and the first air blowing box (16) in a penetrating mode, a fan (2) is connected to the top end of each communicating pipe (21), an electric heater (17) is fixedly arranged in the first air blowing box (16), and a guide roller (19) is connected to the inside rotation of the drying cavity (11).

2. The drying device for producing a polyimide film according to claim 1, wherein: one end fixedly connected with fixed plate (4) of drying cabinet (1), the outer wall of fixed plate (4) runs through and is provided with movable groove (41), the inside of movable groove (41) communicates with the inside of drying chamber (11), the inner wall fixedly connected with cotton (42) that absorbs water of movable groove (41).

3. The drying device for producing a polyimide film according to claim 1, wherein: the shaft end of the roller (15) penetrates through the outer wall of the drying box (1) and is fixedly connected with a gear (14), and one side of the gear (14) is provided with a motor (13).

4. A drying apparatus for producing a polyimide film according to claim 3, wherein: the drying oven is characterized in that the bottom surface of the drying oven (1) is fixedly connected with the supporting plate (3), the motor (13) is fixedly arranged on the top surface of the supporting plate (3), the output shaft end of the motor (13) is fixedly connected with one side of the gear (14), and the bottom surfaces of the two ends of the supporting plate (3) are fixedly connected with the supporting rods (31).

5. The drying device for producing a polyimide film according to claim 1, wherein: the drying oven is characterized in that the other end of the drying oven (1) is fixedly connected with a fixed block (5), the top surface of the fixed block (5) penetrates through and is movably connected with a movable rod (53), the bottom end of the movable rod (53) is fixedly connected with a connecting block (52), and one side of the connecting block (52) is rotatably connected with a rotating rod (51).

6. The drying apparatus for producing a polyimide film according to claim 5, wherein: the outer wall of the movable rod (53) is movably sleeved with a spring (54).

7. The drying device for producing a polyimide film according to claim 1, wherein: the number of the fans (2) is two, and the two fans (2) are respectively and fixedly arranged on the top surface and the bottom surface of the drying box (1).