Feeding device for OCA optical protective film production
The combination of screening and electrostatic dust removal solves the problem of impurities that cannot be removed in traditional feeding methods, enabling high-purity feeding of OCA optical protective film raw materials and ensuring product quality.
Patent Information
- Application Number
- CN202520026201.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-07
- Publication Date
- 2026-02-27
- Estimated Expiration
- 2035-01-07
AI Technical Summary
Traditional feeding methods cannot effectively remove impurities from OCA optical protective films, affecting product quality.
The device employs a combination of a shell, screening frame, electrostatic precipitator, and screw feeder to remove impurities through screening and electrostatic dust removal, thereby improving the purity of the raw materials.
It effectively removes impurities and dust from OCA optical protective films, improves raw material purity, and facilitates production and use.
Smart Images
Figure CN223950338U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to OCA optical protection film production technical field especially relates to a kind of feeding device for OCA optical protection film production. BACKGROUND
[0002] OCA optical protection film has high viscosity, high transparency, heat resistance, moisture resistance, freeze resistance, durability and good sealing performance, etc., its high light transmittance and low refractive index make it widely used in optical field, such as used for glass, polycarbonate plastic and film paste, and electronic paper, transparent device bonding, projection screen assembly, aerospace or military optical device assembly, display assembly, lens assembly, etc.
[0003] However, in the production process of OCA optical protection film, the purity of raw materials has important influence on product quality, and the traditional feeding mode is fed by feeding machine, which often makes the impurities in OCA optical protection film not be removed, seriously affects the product quality, and is inconvenient to use. UTILITY MODEL CONTENT
[0004] The utility model aims at solving the shortcomings in prior art, and provides a kind of feeding device for OCA optical protection film production.
[0005] In order to achieve the above object, the utility model adopts the following technical scheme:
[0006] A kind of feeding device for OCA optical protection film production, including shell, the top of shell is provided with closed door, closed door is provided with raw material inlet, motor is installed at the bottom of shell, motor drive is installed with rotating shaft in shell, electrostatic precipitator is installed in one side of shell, discharge port is provided in one side of the bottom of shell, spiral feeder is provided in one side of shell, discharge port and the inlet of spiral feeder are fixedly installed, screen frame and guide plate are provided in shell, guide plate is located below screen frame.
[0007] In addition, preferably, the bottom end of the shell is embedded with a bearing, and the rotating shaft is fixedly passed through the bearing.
[0008] In addition, preferably, the screen frame is fixedly installed with a group of springs on three sides, and the other end of the three groups of springs is fixedly installed on the inner wall of the shell on three sides.
[0009] In addition, preferably, the rotating shaft is rotatably arranged in the center hole of the screen frame, and a plurality of passive arc blocks are arranged on the inner wall of the center hole.
[0010] In addition, preferably, the rotating shaft top end outer wall is provided with a driving arc block, and when the driving arc block rotates, the top arc surface of the driving arc block impacts and contacts with the top arc surface of the passive arc block.
[0011] In addition, preferably, the guide plate is fixedly installed in the shell, the guide plate has a certain slope, and the guide plate is matched with the discharge port.
[0012] The OCA optical protection film production feeding device has the advantages that:
[0013] In the utility model, the OCA optical protection film raw material is screened in the screening frame, then the fine impurities and dust adsorbed on the raw material are removed under the action of the electrostatic dust collector, and then the raw material is fed into the spiral feeder, so that the purity of the OCA optical protection film raw material is improved, and the production and use are facilitated. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 The utility model provides an overall structure schematic of a kind of OCA optical protection film production feeding device Figure 1 ;
[0015] Figure 2 The utility model provides an overall structure schematic of a kind of OCA optical protection film production feeding device Figure 2 ;
[0016] Figure 3 It is a cut internal structure schematic of a kind of OCA optical protection film production feeding device of the utility model;
[0017] Figure 4 It is a kind of OCA optical protection film production feeding device of the utility model Figure 3 A enlarged structure schematic diagram;
[0018] Figure 5 It is a kind of OCA optical protection film production feeding device of the utility model
[0019] Figure 6 It is a kind of OCA optical protection film production feeding device of the utility model Figure 5 A enlarged structure schematic diagram.
[0020] In the drawing: 1 shell, 2 closed door, 3 raw material inlet, 4 spiral feeder, 5 electrostatic dust collector, 6 discharge port, 7 motor, 8 screening frame, 81 center hole, 82 passive arc block, 9 guide plate, 10 spring, 11 rotating shaft, 111 driving arc block, 12 bearing. DETAILED DESCRIPTION
[0021] Clearly, the described embodiments are merely a part of the embodiments of the present application, but not all the embodiments.
[0022] With reference to Figures 1-6 The utility model provides an upper device for OCA optical protection film production, including shell 1, shell 1 top is provided with enclosed door 2, enclosed door 2 is provided with raw material entrance 3, shell 1 bottom is installed motor 7, and motor 7 drives and installs rotating shaft 11 in shell 1, and shell 1 one side is installed electrostatic precipitator 5, and shell 1 bottom one side is provided with discharge gate 6, and shell 1 one side is provided with spiral feeder 4, and discharge gate 6 and the inlet fixed mounting of spiral feeder 4, shell 1 is provided with screening frame 8 and guide plate 9, and guide plate 9 is located screening frame 8 below.
[0023] Among them, shell 1 bottom end is embedded and installed bearing 12, and rotating shaft 11 is fixed through in bearing 12.
[0024] Meanwhile, screening frame 8 three sides are fixedly installed a group of springs 10, and three groups of springs 10 other end are fixedly installed on the three sides of the inner wall of shell 1, and the central part of screening frame 8 is provided with central hole 81.
[0025] Meanwhile, rotating shaft 11 rotationally arranged in the central hole 81 of screening frame 8, and the inner wall of central hole 81 is provided with a plurality of passive arc blocks 82.
[0026] Meanwhile, the outer wall of rotating shaft 11 top is provided with driving arc block 111, when driving arc block 111 rotates, the top arc surface of driving arc block 111 and the top arc surface of passive arc block 82 impact contact.
[0027] Meanwhile, guide plate 9 is fixedly installed in shell 1, and guide plate 9 has a certain gradient, and guide plate 9 is adapted to discharge gate 6.
[0028] In the embodiment, the OCA optical protection film raw material enters into the screening frame 8 through the raw material inlet 3, the motor 7 is started to drive the rotating shaft 11 to rotate, the driving arc block 111 at the top end of the rotating shaft 11 also rotates, the driving arc block 111 extrudes and collides with the passive arc block 82 to drive the screening frame 8 to vibrate, the three sides of the screening frame 8 and the three sides of the inner wall of the shell 1 are fixedly connected through the springs 10, so that the vibration amplitude of the screening frame 8 is enhanced, some larger impurities and unqualified OCA optical protection film raw material are intercepted, and the qualified OCA optical protection film raw material enters into the guide plate 9 through the screening frame 8, the electrostatic precipitator 5 removes dust and small impurities adsorbed on the OCA optical protection film raw material in the falling process, and then the pure OCA optical protection film raw material enters into the spiral feeder 4 through the discharge port 6 under the guidance of the guide plate 9 and is fed.
[0029] In the embodiment, the OCA optical protection film raw material is screened in the screening frame 8, then small impurities and dust adsorbed on the raw material are removed under the action of the electrostatic precipitator 5, then the OCA optical protection film raw material enters into the spiral feeder 4 to be fed, and the purity of the OCA optical protection film raw material is improved, so that the OCA optical protection film raw material is convenient to produce and use.
[0030] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any person skilled in the art in the technical range disclosed by the utility model, according to the technical scheme and utility model concept of the utility model, equivalent replacement or change, should be covered in the protection scope of the utility model.
Claims
1. A feeding device for the production of OCA optical protective film, comprising a housing (1), characterized in that, The top of the outer shell (1) is provided with a closed door (2), and the closed door (2) is provided with a raw material inlet (3). The bottom of the outer shell (1) is provided with a motor (7), and the motor (7) drives a rotating shaft (11) located inside the outer shell (1). An electrostatic precipitator (5) is installed on one side of the outer shell (1). A discharge port (6) is provided on one side of the bottom of the outer shell (1). A screw feeder (4) is provided on one side of the outer shell (1). The discharge port (6) is fixedly installed with the inlet of the screw feeder (4). A screening frame (8) and a guide plate (9) are provided inside the outer shell (1). The guide plate (9) is located below the screening frame (8).
2. The feeding device for producing OCA optical protective film according to claim 1, characterized in that, A bearing (12) is embedded in the bottom of the outer shell (1), and a rotating shaft (11) is fixedly passed through the bearing (12).
3. The feeding device for producing OCA optical protective film according to claim 1, characterized in that, A set of springs (10) is fixedly installed on three sides of the screening frame (8), and the other end of the three sets of springs (10) is fixedly installed on the three sides of the inner wall of the outer shell (1). A central hole (81) is opened in the center of the screening frame (8).
4. The feeding device for producing OCA optical protective film according to claim 1, characterized in that, The rotating shaft (11) is rotatably disposed in the central hole (81) of the screening frame (8), and a number of passive arc-shaped blocks (82) are disposed on the inner wall of the central hole (81).
5. The feeding device for producing OCA optical protective film according to claim 4, characterized in that, An active arc block (111) is provided on the outer wall of the top end of the rotating shaft (11). When the active arc block (111) rotates, the top arc surface of the active arc block (111) impacts and contacts the top arc surface of the passive arc block (82).
6. The feeding device for producing OCA optical protective film according to claim 1, characterized in that, The guide plate (9) is fixedly installed inside the outer shell (1). The guide plate (9) has a certain slope and is adapted to the discharge port (6).