Optical polyester film coating device

Abstract

The utility model discloses an optical polyester film coating device which comprises a main body unit comprising a processing table, the upper end face of the processing table is fixedly connected with a connecting frame, the connecting frame is fixedly connected with a connecting roller, the upper end face of the processing table is symmetrically and fixedly connected with first vertical plates, and the upper end face of the processing table is fixedly connected with a second vertical plate; the two first vertical plates are jointly and rotationally connected with a connecting rod, the lower end face of the machining table is fixedly connected with a liquid storage box, and the liquid storage box and the connecting frame are jointly provided with a liquid conveying assembly. And the operation unit comprises an optical polyester film body and two second vertical plates, and the optical polyester film body is arranged on the connecting rod and the connecting roller. The electric telescopic rod is started, the telescopic end of the electric telescopic rod drives the mounting plate and the smearing roller to move, the smearing roller abuts against the optical polyester film body, the optical polyester film body can drive the smearing roller to rotate when moving, and the smearing roller can evenly smear coating liquid on the optical polyester film body.

Description

Technical Field

[0001] The utility model relates to the technical field of optical polyester film coating, and particularly relates to an optical polyester film coating device. Background Art

[0002] Optical polyester film generally refers to a polyester film applied in the fields of optics and optoelectronics technology, and its main material is polyethylene terephthalate (PET). This film is made into a thick sheet by the extrusion method and then biaxially stretched, and has excellent optical properties.

[0003] The utility model with the publication number of CN216779254U in the prior art relates to the technical field of optical polyester film coating, and discloses an on-line coating device for optical polyester film, which includes a glue tank filled with solution, and a micro gravure roll arranged at the upper end of the glue tank and driven to rotate by an external motor. The lower end of the micro gravure roll extends into the solution in the glue tank, and a bubble removing mechanism for removing bubbles is installed in the glue tank; the bubble removing mechanism includes a floating frame which floats on the liquid surface of the solution in the glue tank, the floating frame is sleeved on the micro gravure roll, defoaming components are symmetrically connected to the floating frame with respect to the micro gravure roll, and limiting components are symmetrically connected to the lower end of the floating frame with respect to the micro gravure roll. This application removes the bubbles generated in the floating frame, avoids the micro gravure roll from coating the bubbles onto the optical polyester film, improves the coating quality and appearance, and can view the remaining solution content in the glue tank without walking to the edge of the glue tank.

[0004] The above device sets a bubble removing mechanism. The micro gravure roll coats the solution in the floating frame on the optical polyester film, and at the same time starts the pump body to remove the bubbles generated on the liquid surface of the solution in the floating frame, avoiding the micro gravure roll from coating the bubbles onto the optical polyester film, improving the coating quality and appearance. However, the above device cannot coat the coating liquid evenly, and after coating, it still needs to be dried by airing and then wound up, which is time-consuming and laborious. Summary of the Utility Model

[0005] The purpose of this part is to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this part, as well as in the abstract and title of the specification of this application, to avoid obscuring the purpose of this part, the abstract of the specification, and the title of the utility model. However, such simplifications or omissions cannot be used to limit the scope of the utility model.

[0006] Therefore, the purpose of the utility model is to provide an optical polyester film coating device, which solves the problem of "however, the above device cannot coat the coating liquid evenly, and after coating, it still needs to be dried by airing and then wound up, which is time-consuming and laborious".

[0007] To solve the above technical problems, the utility model provides the following technical solutions:

[0008] An optical polyester film coating device, comprising:

[0009] A main body unit, including a processing table, a connecting frame is fixedly connected to the upper end surface of the processing table, the connecting frame is fixedly connected with a connecting roller, first vertical plates are symmetrically and fixedly connected to the upper end surface of the processing table, a connecting rod is rotatably connected by the two first vertical plates, a liquid storage tank is fixedly connected to the lower end surface of the processing table, and an infusion assembly is arranged on the liquid storage tank and the connecting frame together;

[0010] An operation unit, including an optical polyester film body and two second vertical plates, the optical polyester film body is arranged on the connecting rod and the connecting roller, the two second vertical plates are symmetrically and fixedly connected to the upper end surface of the processing table, a cross plate is fixedly connected by the two second vertical plates, electric telescopic rods are symmetrically and fixedly installed on the cross plate, mounting plates are fixedly connected to the telescopic ends of the two electric telescopic rods, a coating roller is rotatably connected by the two mounting plates, a fixed block is fixedly connected to the upper end surface of the processing table, a connecting box is fixedly connected to the upper end surface of the fixed block, a plurality of air blowers are fixedly installed on the connecting box, third vertical plates are symmetrically and fixedly connected to the upper end surface of the processing table, and a rotating assembly is arranged by the two third vertical plates.

[0011] As a preferred scheme of the optical polyester film coating device described in the present utility model, wherein: the infusion assembly includes an infusion pump, the infusion pump is fixedly installed on the upper end surface of the connecting frame, a first connecting pipe is fixedly connected to the input end of the infusion pump, the lower end of the first connecting pipe is fixedly inserted into the side wall of the liquid storage tank, a second connecting pipe is fixedly connected to the output end of the infusion pump, the second connecting pipe penetrates the connecting frame, and spray heads are fixedly connected to the second connecting pipe at equal intervals.

[0012] As a preferred scheme of the optical polyester film coating device described in the present utility model, wherein: the rotating assembly includes a mounting frame and a servo motor, the mounting frame is fixedly connected to the third vertical plate, the servo motor is fixedly installed on the mounting frame, a first gear is fixedly sleeved on the output end of the servo motor, the first gear is meshed with a second gear, a rotating rod is fixedly inserted at the center of the second gear, and the rotating rod penetrates the front third vertical plate and is rotatably connected to the rear third vertical plate.

[0013] As a preferred scheme of the optical polyester film coating device described in the present utility model, wherein: a wind nozzle is fixedly connected to the connecting box, and a plurality of heating wires are fixedly installed in the connecting box.

[0014] As a preferred scheme of the optical polyester film coating device described in the present utility model, wherein: the connecting frame is fixedly connected with a guiding roller, and the optical polyester film body is arranged on the guiding roller.

[0015] As a preferred solution of an optical polyester film coating device according to the present utility model, wherein: support legs are fixedly connected to the four corners of the lower end surface of the processing table, and through openings are formed in the processing table.

[0016] Advantages of the present utility model:

[0017] By starting the electric telescopic rod, the telescopic end of the electric telescopic rod drives the mounting plate and the coating roller to move, the coating roller abuts against the optical polyester film body, and when the optical polyester film body moves, it can drive the coating roller to rotate, and the coating roller can evenly apply the coating liquid on the optical polyester film body. Description of the drawings

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings. Among them:

[0019] Figure 1 is a schematic structural diagram of an optical polyester film coating device proposed by the present utility model;

[0020] Figure 2 is Figure 1 a schematic side structural diagram of;

[0021] Figure 3 is a schematic cross-sectional structure diagram of a connection box in an optical polyester film coating device proposed by the present utility model;

[0022] Figure 4 is Figure 1 an enlarged view of part A in;

[0023] In the figure: 100, main body unit; 101, processing table; 102, connecting frame; 103, connecting roller; 104, first vertical plate; 105, connecting rod; 106, liquid storage tank; 107, liquid infusion assembly; 107a, liquid infusion pump; 107b, first connecting pipe; 107c, second connecting pipe; 107d, nozzle; 108, support leg;

[0024] 200, Operating unit; 201, Optical polyester film body; 202, Second vertical plate; 203, Horizontal plate; 204, Electric telescopic rod; 205, Mounting plate; 206, Coating roller; 207, Fixed block; 208, Connection box; 209, Fan; 210, Air nozzle; 211, Electric heating wire; 212, Third vertical plate; 213, Rotating assembly; 213a, Mounting frame; 213b, Servo motor; 213c, First gear; 213d, Second gear; 213e, Rotating rod; 214, Guide roller. Detailed implementation mode

[0025] To make the above objects, features, and advantages of the present utility model more obvious and understandable, the following will provide a detailed description of the specific implementation modes of the present utility model with reference to the accompanying drawings of the specification.

[0026] In the following description, many specific details are set forth to fully understand the present utility model. However, the present utility model can also be implemented in other ways different from those described herein. Those skilled in the art can make similar generalizations without departing from the connotation of the present utility model. Therefore, the present utility model is not limited by the specific embodiments disclosed below.

[0027] Secondly, the so-called "one embodiment" or "embodiment" herein refers to a specific feature, structure, or characteristic that can be included in at least one implementation mode of the present utility model. The appearances of "in one embodiment" in different places in this specification do not all refer to the same embodiment, nor are they separate or alternative embodiments that are mutually exclusive with other embodiments.

[0028] Furthermore, the present utility model is described in detail in conjunction with the schematic diagrams. When detailing the embodiments of the present utility model, for the convenience of explanation, the cross-sectional views showing the device structure will be enlarged locally in a non-general proportion, and the schematic diagrams are only examples and should not limit the scope of protection of the present utility model herein. In addition, in actual production, three-dimensional spatial dimensions including length, width, and depth should be included.

[0029] Referring to Figures 1-4 , the present utility model provides an optical polyester film coating device, including:

[0030] The main body unit 100 includes a processing table 101. A connecting frame 102 is fixedly connected to the upper end surface of the processing table 101. The connecting frame 102 is fixedly connected to a connecting roller 103. First vertical plates 104 are symmetrically and fixedly connected to the upper end surface of the processing table 101. A connecting rod 105 is rotatably connected by the two first vertical plates 104. A liquid storage tank 106 is fixedly connected to the lower end surface of the processing table 101. An infusion assembly 107 is provided on both the liquid storage tank 106 and the connecting frame 102;

[0031] The working unit 200 includes an optical polyester film body 201 and two second vertical plates 202. The optical polyester film body 201 is arranged on the connecting rod 105 and the connecting roller 103. The two second vertical plates 202 are symmetrically and fixedly connected to the upper end surface of the processing table 101. A cross plate 203 is fixedly connected to the two second vertical plates 202 together. Electric telescopic rods 204 are symmetrically and fixedly installed on the cross plate 203. The telescopic ends of the two electric telescopic rods 204 are fixedly connected with mounting plates 205. A coating roller 206 is rotatably connected to the two mounting plates 205 together. A fixing block 207 is fixedly connected to the upper end surface of the processing table 101. A connecting box 208 is fixedly connected to the upper end surface of the fixing block 207. A plurality of air blowers 209 are fixedly installed on the connecting box 208. Third vertical plates 212 are symmetrically and fixedly connected to the upper end surface of the processing table 101. A rotating assembly 213 is arranged on the two third vertical plates 212. When the electric telescopic rod 204 is started, the telescopic end of the electric telescopic rod 204 drives the mounting plate 205 and the coating roller 206 to move. The coating roller 206 abuts against the optical polyester film body 201. When the optical polyester film body 201 moves, it can drive the coating roller 206 to rotate. The coating roller 206 can evenly apply the coating liquid on the optical polyester film body 201.

[0032] Among them, the infusion assembly 107 includes an infusion pump 107a. The infusion pump 107a is fixedly installed on the upper end surface of the connecting frame 102. The input end of the infusion pump 107a is fixedly connected with a first connecting pipe 107b. The lower end of the first connecting pipe 107b is fixedly inserted into the side wall of the liquid storage box 106. The output end of the infusion pump 107a is fixedly connected with a second connecting pipe 107c. The second connecting pipe 107c penetrates through the connecting frame 102. Nozzles 107d are fixedly connected to the second connecting pipe 107c at equal intervals. When the infusion pump 107a is started, the infusion pump 107a transports the coating liquid to the nozzles 107d through the first connecting pipe 107b and the second connecting pipe 107c for spraying, and the coating liquid falls on the optical polyester film body 201.

[0033] Further, the rotating assembly 213 includes a mounting frame 213a and a servo motor 213b. The mounting frame 213a is fixedly connected to the third vertical plate 212. The servo motor 213b is fixedly installed on the mounting frame 213a. A first gear 213c is fixedly sleeved on the output end of the servo motor 213b. The first gear 213c is meshed with a second gear 213d. A rotating rod 213e is fixedly inserted through the center of the second gear 213d. The rotating rod 213e penetrates through the front third vertical plate 212 and is rotatably connected to the rear third vertical plate 212. When the servo motor 213b is started, the output end of the servo motor 213b can drive the rotating rod 213e to rotate through the first gear 213c and the second gear 213d, and then the optical polyester film body 201 can be wound up.

[0034] Further, a nozzle 210 is fixedly connected to the connection box 208, and a plurality of heating wires 211 are fixedly installed in the connection box 208, and the heating wires 211 heat the generated wind.

[0035] Further, a guide roller 214 is fixedly connected to the connecting frame 102, and the optical polyester film body 201 is arranged on the guide roller 214 to guide the optical polyester film body 201.

[0036] Furthermore, support legs 108 are fixedly connected to the four corners of the lower end surface of the processing table 101, and a through hole is formed in the processing table 101, and the dropped coating liquid passes through the through hole and enters the liquid storage box 106.

[0037] During use, the optical polyester film body 201 to be coated is sleeved on the connecting rod 105, and one end of the optical polyester film body 201 is pulled. The optical polyester film body 201 bypasses the connecting roller 103 and the guide roller 214 and winds around the rotating rod 213e. The infusion pump 107a is started, and the infusion pump 107a conveys the coating liquid to the nozzle 107d through the first connecting pipe 107b and the second connecting pipe 107c for spraying. The coating liquid falls on the optical polyester film body 201. The electric telescopic rod 204 is started, and the telescopic end of the electric telescopic rod 204 drives the mounting plate 205 and the coating roller 206 to move. The coating roller 206 abuts against the optical polyester film body 201. The servo motor 213b is started, and the output end of the servo motor 213b can drive the rotating rod 213e to rotate through the first gear 213c and the second gear 213d, so as to wind up the optical polyester film body 201. When the optical polyester film body 201 moves, it can drive the coating roller 206 to rotate, and the coating roller 206 can evenly apply the coating liquid on the optical polyester film body 201. The fan 209 and the heating wires 211 are started. The fan 209 can generate wind, and the heating wires 211 heat the generated wind, and the heated wind can dry the coating liquid.

[0038] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and are not intended to limit. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present invention can be modified or equivalently replaced without departing from the spirit and scope of the technical solutions of the present invention, and they should all be covered by the scope of the claims of the present invention.

Claims

1. An optical polyester film coating device, characterized in that: Comprising: A main body unit (100), including a processing table (101), a connecting frame (102) is fixedly connected to the upper end surface of the processing table (101), a connecting roller (103) is fixedly connected to the connecting frame (102), first vertical plates (104) are symmetrically and fixedly connected to the upper end surface of the processing table (101), a connecting rod (105) is rotatably connected by the two first vertical plates (104), a liquid storage tank (106) is fixedly connected to the lower end surface of the processing table (101), and an infusion assembly (107) is provided on the liquid storage tank (106) and the connecting frame (102) together; An operation unit (200), including an optical polyester film body (201) and two second vertical plates (202), the optical polyester film body (201) is arranged on the connecting rod (105) and the connecting roller (103), the two second vertical plates (202) are symmetrically and fixedly connected to the upper end surface of the processing table (101), a cross plate (203) is fixedly connected by the two second vertical plates (202), electric telescopic rods (204) are symmetrically and fixedly installed on the cross plate (203), mounting plates (205) are fixedly connected to the telescopic ends of the two electric telescopic rods (204), a coating roller (206) is rotatably connected by the two mounting plates (205), a fixed block (207) is fixedly connected to the upper end surface of the processing table (101), a connecting box (208) is fixedly connected to the upper end surface of the fixed block (207), a plurality of air blowers (209) are fixedly installed on the connecting box (208), third vertical plates (212) are symmetrically and fixedly connected to the upper end surface of the processing table (101), and a rotating assembly (213) is provided by the two third vertical plates (212) together.

2. An optical polyester film coating device according to claim 1, characterized in that: The infusion assembly (107) includes an infusion pump (107a), the infusion pump (107a) is fixedly installed on the upper end surface of the connecting frame (102), a first connecting pipe (107b) is fixedly connected to the input end of the infusion pump (107a), the lower end of the first connecting pipe (107b) is fixedly inserted into the side wall of the liquid storage tank (106), a second connecting pipe (107c) is fixedly connected to the output end of the infusion pump (107a), the second connecting pipe (107c) penetrates through the connecting frame (102), and spray heads (107d) are fixedly connected to the second connecting pipe (107c) at equal intervals.

3. An optical polyester film coating device according to claim 1, characterized in that: The rotating assembly (213) includes a mounting frame (213a) and a servo motor (213b), the mounting frame (213a) is fixedly connected to the third vertical plate (212), the servo motor (213b) is fixedly installed on the mounting frame (213a), a first gear (213c) is fixedly sleeved on the output end of the servo motor (213b), the first gear (213c) is meshed with a second gear (213d), a rotating rod (213e) is fixedly inserted into the center of the second gear (213d), and the rotating rod (213e) penetrates through the front third vertical plate (212) and is rotatably connected to the rear third vertical plate (212).

4. An optical polyester film coating device according to claim 1, characterized in that: A nozzle (210) is fixedly connected to the connection box (208), and a plurality of heating wires (211) are fixedly installed in the connection box (208).

5. An optical polyester film coating device according to claim 1, characterized in that: The connecting frame (102) is fixedly connected with a guide roller (214), and the optical polyester film body (201) is arranged on the guide roller (214).

6. An optical polyester film coating device according to claim 1, characterized in that: Four corners of the lower end surface of the processing table (101) are fixedly connected with support legs (108), and a through hole is formed in the processing table (101).

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