Corona mechanism for polaroid processing
By designing a corona mechanism including a frame, discharge bracket, protective cover and gap adjustment component, the corona problem of polarizer film is solved by using high-voltage discharge and gap adjustment, and the liquid wetting and convenience of use of the film surface is improved. .
Patent Information
- Application Number
- CN202421155958.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-25
- Publication Date
- 2025-01-14
- Estimated Expiration
- 2034-05-25
AI Technical Summary
The lack of a corona mechanism with adjustable gaps makes it difficult to achieve high-pressure discharge of the polarizer film, resulting in disconnection of long molecular chains on the surface of the film and insufficient liquid wetting.
A corona mechanism including a frame, discharge bracket, protective cover, anode roller and gap adjustment component was designed to realize thin-film corona through high-voltage discharge and gap adjustment, and use high-voltage electron beam bombardment to form open free radicals to improve the film moisture. and adjust the discharge electrode position through the gap adjustment assembly.
The liquid wetting of the film surface is improved, the corona process is facilitated, and the device is easy to use, which can effectively reduce the contact angle.
Smart Images
Figure CN222346284U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of polarizer corona, in particular to a corona mechanism for processing polarizers. Background Art
[0002] Polaroid is the full name of polarizing film, which is an optical film composed of multiple layers of polymer materials and has the function of generating polarized light. Its basic structure includes: the middle PVA (polyvinyl alcohol) film and two layers of TAC (triacetyl cellulose) film. Polaroid converts natural light without polarization into polarized light, and allows light that is perpendicular to the electric field to pass through, so that the LCD panel can display images normally. It is an indispensable part of LCD imaging.
[0003] At present, there is still a lack of a corona mechanism with adjustable gap to facilitate high-voltage discharge to the film, so as to break the long molecular chains on the film surface and form many open free radicals, thereby improving the liquid wettability of the film surface and reducing the contact angle. Utility Model Content
[0004] The technical problem to be solved by the utility model is to provide a corona mechanism for processing polarizers, which is beneficial to realizing thin-film corona.
[0005] The utility model adopts the following technical solutions to achieve the invention purpose:
[0006] A corona mechanism for processing polarizers, characterized in that it comprises: a frame, the frame is provided with a vent; a discharge bracket, arranged at one side of the frame, rotatably connected to the frame, the discharge bracket matches the vent, and the discharge bracket is rotatably connected to an adjustment ring; a protective cover, arranged at one side of the frame, the protective cover is fixedly connected to the adjustment ring to form a discharge closed cavity, the protective cover is fixedly connected to a discharge electrode, the protective cover bearing is connected to an anode roller, and the anode roller bearing is connected to the frame.
[0007] As a further limitation of the present technical solution, the discharge bracket is fixedly connected to the movable section of the proximity cylinder, and the movable section of the proximity cylinder is provided with a connecting piece.
[0008] As a further limitation of the technical solution, the frame is rotatably connected to the cylinder, the piston rod of the cylinder is fixedly connected to the round shaft, and the round shaft matches the connecting piece.
[0009] As a further limitation of the present technical solution, the frame is connected to a gap adjustment assembly, and the gap adjustment assembly includes a mounting seat, the mounting seat is fixedly connected to the frame, the mounting seat is rotatably connected to an adjusting cylinder, the piston rod of the adjusting cylinder is fixedly connected to an adjusting block, and the adjusting block is fixedly connected to the adjusting ring.
[0010] As a further limitation of the technical solution, the upper part of the frame, located upstream and downstream of the anode roller, is respectively connected to guide rollers with bearings.
[0011] As a further limitation of the technical solution, the rack is connected to a cooling exhaust hood.
[0012] Compared with the related art, the corona mechanism for processing polarizer provided by the utility model has the following beneficial effects:
[0013] (1) This device adopts the form of high-voltage discharge, and its function is to break the long molecular chains on the film surface through high-voltage electron beam bombardment, forming many open free radicals, thereby improving the liquid wettability of the film surface;
[0014] (2) The device is provided with a gap adjustment component to adjust the discharge electrode working position, thereby facilitating the realization of corona;
[0015] (3) The device is easy to use by arranging a proximity cylinder, a round shaft and a connecting piece, and the round shaft moves to the end of the connecting piece to pull the anode roller to the working position. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.
[0017] Figure 2 It is a schematic diagram of a partial three-dimensional structure of the utility model.
[0018] In the figure: 1. frame, 2. mounting seat, 3. adjusting cylinder, 4. adjusting block, 5. adjusting ring, 6. discharge bracket, 7. protective cover, 9. cooling exhaust cover, 10. guide roller, 11. approach cylinder, 12. anode roller, 13. discharge electrode, 14. approach cylinder movable section, 15. connecting piece, 16. vent, 17. round shaft. DETAILED DESCRIPTION
[0019] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.
[0020] A corona mechanism for processing polarizers, comprising:
[0021] A frame 1, wherein the frame 1 is provided with a vent 16; a discharge bracket 6, which is arranged on one side of the frame 1 and is rotatably connected to the frame 1, wherein the discharge bracket 6 matches the vent 16, and wherein the discharge bracket 6 is rotatably connected to an adjustment ring 5; a protective cover 7, which is arranged on one side of the frame 1, wherein the protective cover 7 is fixedly connected to the adjustment ring 5 to form a discharge closed cavity, wherein a discharge electrode 13 is fixedly connected inside the protective cover 7, wherein the protective cover 7 is bearing-connected to an anode roller 12, and wherein the anode roller 12 is bearing-connected to the frame 1.
[0022] The discharge bracket 6 is fixedly connected to the cylinder movable section 14 , and the cylinder movable section 14 is provided with a connecting piece 15 .
[0023] The frame 1 is rotatably connected to the approach cylinder 11 , and the piston rod of the approach cylinder 11 is fixedly connected to the round shaft 17 , and the round shaft 17 matches the connecting piece 15 .
[0024] The frame 1 is connected to a gap adjustment component, and the gap adjustment component includes a mounting seat 2, the mounting seat 2 is fixedly connected to the frame 1, the mounting seat 2 is rotatably connected to an adjusting cylinder 3, the piston rod of the adjusting cylinder 3 is fixedly connected to an adjusting block 4, and the adjusting block 4 is fixedly connected to the adjusting ring 5.
[0025] Both ends of the upper portion of the frame 1 are bearing-connected to guide rollers 10 .
[0026] The frame 1 is connected to a cooling exhaust hood 9 .
[0027] The frame 1 is fixedly connected to a motor, and the output shaft of the motor is connected to the anode roller 12 (not shown in the figure).
[0028] The working principle of a corona mechanism for processing polarizer provided by the utility model is as follows:
[0029] In the specific implementation process, the membrane material is Figure 1 The film material is first passed around the upper right part of the left guide roller 10, passed around the lower part of the anode roller 12, and passed around the upper part of the right guide roller 10.
[0030] The cooling exhaust hood 9 is opened to make the inside of the protective hood 7 a state of negative pressure exhaust.
[0031] The approach cylinder 11 is controlled to contract, driving the approach cylinder movable section 14 to move, thereby realizing the swing of the discharge bracket 6, the adjustment ring 5, the adjustment cylinder 3, the adjustment block 4, the mounting seat 2, the protective cover 7 and the discharge electrode 13, and pulling the discharge electrode 13 to the working position.
[0032] The regulating cylinder 3 is controlled to move, the regulating cylinder 3 drives the adjusting block 4 to swing, the adjusting block 4 drives the regulating cylinder 3 to swing, the adjusting block 4 drives the adjusting ring 5 to swing, the adjusting ring 5 drives the protective cover 7 and the discharge electrode 13 to swing, so as to achieve fine adjustment of the relative position of the discharge electrode 13 to the anode roller 12.
[0033] The anode roller 12 is controlled to run, driving the film material and the guide roller 10 to rotate. At this time, the electrode 13 is opened through the set parameters to achieve corona.
[0034] Compared with the related art, the corona mechanism for processing polarizer provided by the utility model has the following beneficial effects:
[0035] The device adopts the form of high-voltage discharge, and its function is to break the long molecular chains on the film surface through high-voltage electron beam bombardment, forming many open free radicals, thereby improving the liquid wettability of the film surface.
[0036] The device is provided with a gap adjustment component to adjust the working position of the discharge electrode 13, thereby facilitating the realization of corona.
[0037] The device is convenient to use by arranging the cylinder 11, the round shaft 17 and the connecting piece 15, and the round shaft 17 moves to the end of the connecting piece 15 to pull the anode roller 12 to the working position.
[0038] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, 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 corona mechanism for processing polarizer, characterized in that: include: A frame (1), wherein the frame (1) is provided with a ventilation opening (16); A discharge bracket (6) is arranged on one side of the frame (1) and is rotatably connected to the frame (1); the discharge bracket (6) matches the vent (16); and the discharge bracket (6) is rotatably connected to the adjustment ring (5); A protective cover (7) is arranged on both sides of the frame (1); the protective cover (7) is fixedly connected to the adjustment ring (5) to form a discharge closed cavity; a discharge electrode (13) is fixedly connected inside the protective cover (7); the protective cover (7) is close to the anode roller (12); and the anode roller (12) is connected to the frame (1) by a bearing.
2. The corona mechanism for processing polarizer according to claim 1, characterized in that: The discharge bracket (6) is fixedly connected to the cylinder movable section (14), and the cylinder movable section (14) is provided with a connecting piece (15).
3. The corona mechanism for processing polarizer according to claim 2, characterized in that: The frame (1) is rotatably connected to the approach cylinder (11), the piston rod of the approach cylinder (11) is fixedly connected to a round shaft (17), and the round shaft (17) matches the connecting piece (15).
4. The corona mechanism for processing polarizer according to claim 1, characterized in that: The frame (1) is connected to a gap adjustment component, and the gap adjustment component comprises a mounting seat (2), the mounting seat (2) is fixedly connected to the frame (1), the mounting seat (2) is rotatably connected to an adjustment cylinder (3), the piston rod of the adjustment cylinder (3) is fixedly connected to an adjustment block (4), and the adjustment block (4) is fixedly connected to the adjustment ring (5).
5. The corona mechanism for processing polarizer according to claim 1, characterized in that: The upper part of the frame (1) is located upstream and downstream of the anode roller (12) and is respectively connected to the guide rollers (10) by bearings.
6. The corona mechanism for processing polarizer according to claim 1, characterized in that: The frame (1) is connected to a cooling exhaust hood (9).