Surface treatment device for biaxially oriented polyimide film
By designing a surface treatment device for biaxially stretched polyimide film and using components such as a water-absorbing sponge and a drying box, the problem of difficult dust removal on the film surface was solved, rapid cleaning and drying were achieved, and the use effect of the film was improved.
Patent Information
- Application Number
- CN202422605307.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-28
- Publication Date
- 2025-09-12
- Estimated Expiration
- 2034-10-28
AI Technical Summary
In the prior art, during the production process of polyimide films, dust on the film surface is difficult to remove effectively, resulting in reduced use effect and low dust removal efficiency.
A surface treatment device for biaxially oriented polyimide film is designed, which includes a cleaning unit, a drying unit and a winding unit. It uses components such as a water-absorbing sponge, a cleaning tank, a drying box and a motor to achieve rapid cleaning and drying.
It can quickly clean and dry the dust and moisture on the surface of the film, improve the use effect of the film and prevent moisture residue.
Smart Images
Figure CN223326938U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of surface treatment of polyimide films, in particular to a surface treatment device for a biaxially stretched polyimide film. Background Art
[0002] Polyimide film is a heterocyclic polymer material characterized by an imide ring structure. It is a type of insulating material with excellent comprehensive properties. It is used for slot insulation in motors and cable wrapping materials, cover films for flexible circuit boards, and copper-clad substrates. Transparent polyimide film can be used as a flexible solar cell substrate. Polyimide fiber can be used for hot gas filtration. As an engineering plastic, polyimide has a wide range of applications.
[0003] In the existing technology, during the production process of biaxially stretched polyimide film, some dust will adhere to the surface of the film. The dust and garbage on the surface of the film will damage the film and reduce the use effect of the film. The dust removal effect of the production process of biaxially stretched polyimide film is poor and the efficiency is low, and the dust and garbage cannot be completely removed. For this reason, we propose a surface treatment device for biaxially stretched polyimide film. Utility Model Content
[0004] The technical problem to be solved by the present invention is to overcome the existing defects and provide a surface treatment device for a biaxially oriented polyimide film, which can quickly clean the dust and garbage generated during the production process, can quickly dry the film to prevent moisture residue, and can effectively solve the problems in the background technology.
[0005] To achieve the above-mentioned object, the present invention provides the following technical solutions: a surface treatment device for a biaxially oriented polyimide film, comprising a bottom plate, a cleaning unit, a drying unit and a winding unit;
[0006] Bottom plate: A cleaning unit is installed on the upper end;
[0007] Cleaning unit: includes a cleaning pool, a fixing frame, a clamping groove, a clamping block and a water-absorbing sponge. The front side of the upper end of the bottom plate is fixedly connected to the cleaning pool. Two fixing frames are fixedly connected to the front and rear ends of the upper end of the cleaning pool. A clamping groove is opened in the middle of the upper end of each fixing frame. The lower end of the clamping block is fixedly connected to the water-absorbing sponge. The clamping groove is clamped with the clamping block.
[0008] The drying unit and the winding unit are installed on the bottom plate.
[0009] The clamping block is fixed by the clamping groove, the moisture and dust on the surface are cleaned by the water-absorbing sponge, and the cleaning liquid is placed in the cleaning pool, so as to achieve the purpose of rapid cleaning.
[0010] Furthermore, the cleaning unit further includes a pressure sensor, a limit frame, a first rotating wheel, a first electric telescopic rod, and a second rotating wheel. Two pressure sensors are fixedly connected to the left and right sides of the lower end of the fixed frame. The lower end of the pressure sensor is fixedly connected to the limit frame. The inner sides of the two limit frames are rotatably connected to the first rotating wheel. Two first electric telescopic rods are fixedly connected to the left and right sides of the lower end of the cleaning tank. The second rotating wheel is rotatably connected between the two first electric telescopic rods. The pressure sensor detects the tension applied to the raw material during the cleaning process, and the limit frame limits the position of the first rotating wheel. The extension and retraction of the first electric telescopic rod enables the device to better clean and stretch the film. The second electric telescopic rod also limits the position of the second rotating wheel.
[0011] Furthermore, the drying unit includes two electric telescopic rods, three rotating wheels, gears, and a motor. Four electric telescopic rods (2) are fixedly connected to the rear upper end of the base plate. Two rotating wheels (3) are rotatably connected between the left and right electric telescopic rods (2). The right end of the rotating wheel (3) is fixedly connected to a gear, and the two gears are meshed. The left end of the left electric telescopic rod (2) is fixedly connected to the motor (1), and the output shaft of the motor (1) is fixedly connected to the left end of the rotating wheel (3). The height of the rotating wheel (3) is adjusted by the electric telescopic rods (2), and the rotating wheel (3) is used to clean moisture and dust from the surface of the film. The rotating wheel (3) is driven by the motor (1), and power is transmitted through the gears.
[0012] Furthermore, the drying unit further includes a drying box and a ventilation fan. The drying box is fixedly connected between the two electric telescopic rods at the upper end of the bottom plate, and two ventilation fans are fixedly connected to the left and right ends of the drying box. The drying box dries the moisture on the surface of the film, and the ventilation fans ensure air circulation inside the drying box.
[0013] Furthermore, the winding unit further includes a fixed plate 1, a winding wheel 1, a motor 2, a fixed plate 2, a winding wheel 2, and a motor 3. The top front end of the upper end of the base plate is fixedly connected to two fixed plates 1, the winding wheel 1 is rotatably connected between the two fixed plates 1, the right end of the fixed plate 1 is fixedly connected to the motor 2, the output shaft of the motor 2 is fixedly connected to the winding wheel 1, the top rear end of the upper end of the base plate is fixedly connected to two fixed plates 2, the winding wheel 2 is rotatably connected between the two fixed plates 2, the right end of the fixed plate 2 is fixedly connected to the motor 3, and the output shaft of the motor 3 is fixedly connected to the winding wheel 2. The winding wheel 1 and the winding wheel 2 are limited by the fixed plate 1 and the fixed plate 2 respectively, and the rotation direction and speed of the winding wheel 1 and the winding wheel 2 are controlled by the motor 2 and the motor 3 respectively, so as to ensure that the film can be wound within a normal tension range.
[0014] Furthermore, the device further includes a polyimide film, one end of which is wound around a first take-up wheel. The first take-up wheel passes through the upper end of the first rotating wheel, the lower end of the second rotating wheel, and the inside of the drying box. The other end of the polyimide film is wound around the second take-up wheel. The polyimide film passes through the cleaning tank and the drying box, respectively, to achieve rapid cleaning and drying.
[0015] Compared with the prior art, the beneficial effects of the present invention are as follows: the surface treatment device for biaxially oriented polyimide film has the following advantages:
[0016] 1. The surface treatment device of the biaxially oriented polyimide film can quickly clean the dust and garbage generated in the production process, clean the moisture and dust on the surface through the water-absorbing sponge, and at the same time, the cleaning liquid is placed in the cleaning pool, thereby achieving the purpose of rapid cleaning.
[0017] 2. The surface treatment device of the biaxially oriented polyimide film dries the moisture on the surface of the film through a drying box, and ensures the air circulation inside the drying box through a ventilation fan to prevent uneven heating during drying, and quickly dries the film to prevent moisture residue. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 This is a schematic diagram of the structure of the utility model;
[0019] Figure 2 This is a schematic diagram of the left side structure of the utility model;
[0020] Figure 3 For this utility model Figure 2 Schematic diagram of the locally enlarged structure at point A in the middle.
[0021] In the figure: 1 bottom plate, 2 polyimide film, 3 cleaning unit, 31 cleaning tank, 32 fixing frame, 33 snap-in groove, 34 snap-in block, 35 absorbent sponge, 36 pressure sensor, 37 limit frame, 38 rotating wheel 1, 39 electric telescopic rod 1, 310 rotating wheel 2, 4 drying unit, 41 electric telescopic rod 2, 42 rotating wheel 3, 43 gear, 44 motor 1, 45 drying box, 46 ventilation fan, 5 winding unit, 5 fixing plate 1, 51 winding wheel 1, 52 motor 2, 53 fixing plate 2, 54 winding wheel 2, 55 motor 3. DETAILED DESCRIPTION
[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.
[0023] See also Figure 1-3 , this embodiment provides a technical solution: a surface treatment device for a biaxially oriented polyimide film, comprising a base plate 1, a cleaning unit 3, a drying unit 4 and a winding unit 5;
[0024] Bottom plate 1: a cleaning unit 3 is installed on the upper end;
[0025] The cleaning unit 3 comprises a cleaning pool 31, a fixing frame 32, a snap-in groove 33, a snap-in block 34 and a water-absorbing sponge 35. The front side of the upper end of the bottom plate 1 is fixedly connected to the cleaning pool 31. Two fixing frames 32 are fixedly connected to the front and rear ends of the upper end of the cleaning pool 31. A snap-in groove 33 is provided in the middle part of the upper end of each fixing frame 32. The lower end of the snap-in block 34 is fixedly connected to a water-absorbing sponge 35. The snap-in groove 33 is snapped with the snap-in block 34. The snap-in block 34 is fixed by the snap-in groove 33, and the water and dust on the surface are cleaned by the water-absorbing sponge 35. At the same time, the cleaning liquid is placed in the cleaning pool 31, thereby achieving the purpose of quick cleaning.
[0026] The cleaning unit 3 also includes a pressure sensor 36, a limiting frame 37, a first wheel 38, an electric telescopic rod 1 39, and a second wheel 310. Two pressure sensors 36 are fixedly connected to the left and right sides of the lower end of the fixed frame 32. The lower ends of the pressure sensors 36 are fixedly connected to the limiting frames 37. The inner sides of the two limiting frames 37 are rotatably connected to the first wheel 38. Two electric telescopic rods 1 39 are fixedly connected to the left and right sides of the lower end of the cleaning tank 31. The second wheel 310 is rotatably connected between the two electric telescopic rods 1 39. The pressure sensors 36 detect the tension applied to the material during the cleaning process. The limiting frames 37 limit the position of the first wheel 38. The extension and retraction of the electric telescopic rod 1 39 enable the device to better clean and stretch the film. The electric telescopic rod 1 39 also limits the position of the second wheel 310.
[0027] The drying unit 4 is mounted on the base plate 1 and comprises two electric telescopic rods 41, three rotating wheels 42, gears 43, and a motor 44. Four electric telescopic rods 41 are fixedly connected to the upper rear side of the base plate 1. Two rotating wheels 42 are rotatably connected between the left and right electric telescopic rods 41. Gears 43 are fixedly connected to the right ends of the rotating wheels 42, and the two gears 43 are meshed. The left end of the left electric telescopic rod 41 is fixedly connected to a motor 44, and the output shaft of the motor 44 is fixedly connected to the left end of the rotating wheels 42. The height of the rotating wheels 42 is adjusted by the electric telescopic rods 41, and the rotating wheels 42 are used to clean moisture and dust from the film surface. The motor 44 drives the rotating wheels 42, and the gears 43 transmit power.
[0028] The drying unit 4 further includes a drying box 45 and ventilation fans 46. The drying box 45 is fixedly connected between the upper end of the base plate 1 and the electric telescopic rod 41. Two ventilation fans 46 are fixedly connected to the left and right ends of the drying box 45. The drying box 45 dries the moisture on the surface of the film, and the ventilation fans 46 ensure air circulation inside the drying box 45.
[0029] Winding unit 5: installed on the base plate 1, the winding unit 5 also includes a fixed plate 1 51, a winding wheel 1 52, a motor 2 53, a fixed plate 2 54, a winding wheel 2 55 and a motor 3 56. The top front end of the upper end of the base plate 1 is fixedly connected to two fixed plates 1 51, and the winding wheel 1 52 is rotatably connected between the two fixed plates 1 51. The right end of the fixed plate 1 51 is fixedly connected to the motor 2 53, and the output shaft of the motor 2 53 is fixedly connected to the winding wheel 1 52. The top rear end of the upper end of the base plate 1 is fixedly connected to two fixed plates 2 54, and the winding wheel 2 55 is rotatably connected between the two fixed plates 2 54. The right end of the fixed plate 2 54 is fixedly connected to the motor 3 56, and the output shaft of the motor 3 56 is fixedly connected to the winding wheel 2 55. The winding wheel 1 52 and the winding wheel 2 55 are limited by the fixed plate 1 51 and the fixed plate 2 54 respectively, and the rotation direction and speed of the winding wheel 1 52 and the winding wheel 2 55 are controlled by the motor 2 53 and the motor 3 56 respectively, so as to ensure that the film can be wound within the normal tension range.
[0030] The polyimide film 2 also includes a polyimide film 2. One end of the polyimide film 2 is wound around a take-up wheel 52. The take-up wheel 52 passes through the upper end of the first rotating wheel 38, the lower end of the second rotating wheel 310, and the inside of the drying box 45. The other end of the polyimide film 2 is wound around a take-up wheel 55. The polyimide film 2 passes through the cleaning tank 31 and the drying box 45, respectively, to achieve rapid cleaning and drying.
[0031] The surface treatment device for a biaxially oriented polyimide film provided by the present invention operates as follows: a clamping block 34 is secured by a clamping groove 33, a water-absorbing sponge 35 is used to clean the surface of the film, and a cleaning fluid is simultaneously stored in a cleaning tank 31, thereby achieving rapid cleaning. A pressure sensor 36 detects the tension exerted on the raw material during the cleaning process, a limiting frame 37 limits the position of a rotating wheel 1 38, and the extension and retraction of an electric telescopic rod 1 39 enables the device to better clean and stretch the film. Meanwhile, the electric telescopic rod 1 39 limits the position of a rotating wheel 2 310. The height of a rotating wheel 3 42 is adjusted by an electric telescopic rod 2 41, and the rotating wheel 3 42 cleans the surface of the film of moisture and dust. The rotating wheel 3 42 is driven to rotate by a motor 1 44, and power is transmitted by a gear 43. The surface of the film is dried by a drying box 45, and air circulation within the drying box 45 is ensured by a ventilation fan 46. Reel 1 52 and reel 2 55 are positioned by fixed plate 1 51 and fixed plate 2 54, respectively. Motor 2 53 and motor 3 56 control the rotational direction and speed of reel 1 52 and reel 2 55, respectively, ensuring that the film can be reeled within a normal tension range. The polyimide film 2 passes through the cleaning tank 31 and drying box 45, respectively, for rapid cleaning and drying.
[0032] It is worth noting that the input ends of motor 1 44, motor 2 53 and motor 3 56 disclosed in the above embodiments are electrically connected to the output end of the external power supply through an external PLC controller. Motor 1 44, motor 2 53 and motor 3 56 all adopt servo motors, and the external PLC controller controls the operation of motor 1 44, motor 2 53 and motor 3 56 using methods commonly used in the prior art.
[0033] The above are merely embodiments of the present invention and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.
Claims
1. A surface treatment device for a biaxially oriented polyimide film, characterized in that: It comprises a base plate (1), a cleaning unit (3), a drying unit (4) and a winding unit (5); Bottom plate (1): a cleaning unit (3) is installed on the upper end; The cleaning unit (3) comprises a cleaning pool (31), a fixing frame (32), a clamping groove (33), a clamping block (34) and a water-absorbing sponge (35). The front side of the upper end of the bottom plate (1) is fixedly connected to the cleaning pool (31). Two fixing frames (32) are fixedly connected to the front and rear ends of the upper end of the cleaning pool (31). A clamping groove (33) is provided in the middle of the upper end of each fixing frame (32). The lower end of the clamping block (34) is fixedly connected to the water-absorbing sponge (35). The clamping groove (33) is clamped to the clamping block (34). The drying unit (4) and the winding unit (5) are installed on the bottom plate (1).
2. The surface treatment device for a biaxially oriented polyimide film according to claim 1, characterized in that: The cleaning unit (3) further comprises a pressure sensor (36), a limiting frame (37), a rotating wheel (38), an electric telescopic rod (39) and a rotating wheel (310). Two pressure sensors (36) are fixedly connected to the left and right sides of the lower end of the fixing frame (32). The lower end of the pressure sensor (36) is fixedly connected to the limiting frame (37). The inner sides of the two limiting frames (37) are rotatably connected to the rotating wheel (38). Two electric telescopic rods (39) are fixedly connected to the left and right sides of the lower end of the cleaning pool (31). The rotating wheel (310) is rotatably connected between the two electric telescopic rods (39).
3. The surface treatment device for a biaxially oriented polyimide film according to claim 1, wherein: The drying unit (4) comprises an electric telescopic rod (41), a rotating wheel (42), a gear (43) and a motor (44). The rear side of the upper end of the bottom plate (1) is fixedly connected to four electric telescopic rods (41). Two rotating wheels (42) are rotatably connected between the left and right electric telescopic rods (41). The right end of the rotating wheel (42) is fixedly connected to a gear (43). The two gears (43) are meshed. The left end of the left electric telescopic rod (41) is fixedly connected to the motor (44). The output shaft of the motor (44) is fixedly connected to the left end of the rotating wheel (42).
4. The surface treatment device for a biaxially oriented polyimide film according to claim 1, wherein: The drying unit (4) further comprises a drying box (45) and a ventilation fan (46); the drying box (45) is fixedly connected between the two electric telescopic rods (41) at the upper end of the base plate (1); and two ventilation fans (46) are fixedly connected to the left and right ends of the drying box (45), respectively.
5. The surface treatment device for a biaxially oriented polyimide film according to claim 1, characterized in that: The winding unit (5) further comprises a fixed plate one (51), a winding wheel one (52), a motor two (53), a fixed plate two (54), a winding wheel two (55) and a motor three (56); the top front end of the upper end of the bottom plate (1) is fixedly connected to two fixed plates one (51); the winding wheel one (52) is rotatably connected between the two fixed plates one (51); the right end of the fixed plate one (51) is fixedly connected to the motor two (53); the output shaft of the motor two (53) is fixedly connected to the winding wheel one (52); the top rear end of the upper end of the bottom plate (1) is fixedly connected to two fixed plates two (54); the winding wheel two (55) is rotatably connected between the two fixed plates two (54); the right end of the fixed plate two (54) is fixedly connected to the motor three (56); the output shaft of the motor three (56) is fixedly connected to the winding wheel two (55).
6. The surface treatment device for a biaxially oriented polyimide film according to claim 1, characterized in that: It also includes a polyimide film (2), one end of which is wound on a winding wheel (52), and the winding wheel (52) passes through the upper end of the rotating wheel (38), the lower end of the rotating wheel (310) and the inner side of the drying box (45), and the other end of the polyimide film (2) is wound on the winding wheel (55).