Perfluoropolyether coating device

Abstract

The utility model discloses a perfluoropolyether coating device, which relates to the technical field of plate processing equipment, and comprises a bottom plate, a processing frame is arranged on the bottom plate, the lower end face of the processing frame is fixedly connected with a supporting seat, the supporting seat is rotatably connected with a driving roller, and the driving roller is driven by a driving motor; a coating roller is arranged below the machining frame and rotationally connected into the material box, an opening for the coating roller to extend outwards is formed in the top of the material box, the bottom of the material box is connected with the bottom plate through a spring supporting seat, and a gap for a plate to pass through is formed between the coating roller and the driving roller. Positioning plates are arranged on the portions, on the two sides of the gap, of the machining frame, and grooves matched with the plate in thickness are formed in the positioning plates. Through the arrangement of the perfluoropolyether coating device, the waste of perfluoropolyether coating is reduced, and the perfluoropolyether coating device is simple in structure and convenient for operators to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to plate processing equipment technical field especially relates to a perfluoropolyether coating device. BACKGROUND

[0002] The molecular structure of perfluoropolyether (PFPE) and its derivatives contains a large number of C-F bonds, and the carbon atoms on the molecular skeleton are wrapped by fluorine atoms with strong electronegativity, which makes it have low saturated vapor pressure, excellent chemical stability, good resistance to nuclear radiation, non-flammability and biological inertia, etc. In addition to containing perfluoropolyether molecular chain, the structure of perfluoropolyether derivatives also has active groups. Through chemical means, the inherent properties of such derivatives can be further enriched by "grafting" functional groups. Perfluoropolyether and its derivatives have become a research hotspot in the fields of magnetic fluid, multifunctional surface coating and fluorine-containing polymer materials.

[0003] Touch screen electronic devices, ceramics, organic glass and lens materials such as polycarbonate are widely used in life, and a layer of perfluoropolyether film is often added to the surface of the hard substrate to protect it. Perfluoropolyether film is a low-surface-energy coating with hydrophobic and oleophobic properties. Therefore, the excellent performance of perfluoropolyether materials and silicone materials makes them have important and extensive applications in coating agents.

[0004] The existing method of adding perfluoropolyether film to the hard substrate mostly uses spraying equipment to spray perfluoropolyether coating on the surface, which easily causes waste of perfluoropolyether coating during the spraying process.

[0005] Therefore, the utility model provides a perfluoropolyether coating device to reduce the waste of perfluoropolyether coating, and its structure is simple and convenient for operators to use. INVENTION CONTENTS

[0006] The utility model is proposed to solve the defects in the prior art and provides a perfluoropolyether coating device.

[0007] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0008] A perfluoropolyether coating device, comprising a bottom plate, a processing frame is arranged on the bottom plate, a support seat is fixedly connected to the lower end face of the processing frame, a drive roller is rotatably connected to the support seat, and the drive roller is driven by a drive motor; a coating roller is arranged below the processing frame, the coating roller is rotatably connected in a material box, an opening for the coating roller to extend outward is arranged on the top of the material box, the bottom of the material box is connected with the bottom plate through a spring support seat, a gap for the passage of a plate is formed between the coating roller and the drive roller, positioning plates are arranged on the processing frames on both sides of the gap, and grooves matched with the thickness of the plate are arranged on the positioning plates.

[0009] Further, the bottom plate is provided with a bearing table and a lower plate platform, and the bearing table and the lower plate platform are respectively arranged at two ends of the machining frame; the bearing table is provided with a positioning strip, and the positioning strip is in position correspondence with the positioning plate and is arranged adjacent to the positioning plate.

[0010] Further, the machining frame comprises two side plates and a top plate, the two side plates are arranged in parallel, the top plate is fixedly connected to the top of the side plate, the supporting seat is fixedly connected to the lower end surface of the top plate, and the positioning plate is fixedly connected to the side plate.

[0011] Further, the surface of the driving roller is provided with anti-skid strips arranged in an annular array.

[0012] Further, an outer rim is fixedly connected to the top opening of the material box, and the outer rim is arranged obliquely; an inlet is fixedly connected to the material box, and the inlet is connected with an external perfluoropolyether coating box.

[0013] Further, a drying table is fixedly connected to the bottom plate, and the drying table is arranged at one side of the discharge opening of the machining frame; a drying opening is arranged at the top of the drying table.

[0014] Beneficial effects

[0015] Compared with the prior art, the beneficial effects of the present application are that: through the arrangement of the present application, a perfluoropolyether coating device is provided to reduce the waste of perfluoropolyether coating, and the structure is simple and convenient for operators to use. In use, the board to be machined is placed on the positioning plate, the board is located between the coating roller and the driving roller, the upper end surface of the board abuts against the driving roller, and the lower end surface of the board abuts against the coating roller; when the driving roller operates, it can drive the board to slide in the groove of the positioning plate, the board in turn drives the coating roller to rotate, the coating roller dips the perfluoropolyether coating in the material box and applies it to the lower surface of the board; wherein the spring supporting seat is arranged at the bottom of the material box, which can ensure that the coating roller is tightly attached to the lower surface of the board to ensure the coating quality. BRIEF DESCRIPTION OF DRAWINGS

[0016] The drawings are used to provide a further understanding of the present application, and constitute a part of the specification, together with the embodiments of the present application, to explain the present application, and do not constitute a limitation on the present application.

[0017] Fig. 1 、 2 It is a whole structure schematic view of the perfluoropolyether coating device.

[0018] Fig. 3 It is a structure schematic view of the coating roller and the material box.

[0019] In the figure: 1, the lower plate platform; 2, drying table; 3, positioning plate; 4, processing frame; 5, plate; 6, bearing table; 7, drive roller; 8, inlet; 9, spring support seat; 10, material box; 11, coating roller. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0021] In the description of the utility model, it needs to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0022] REFERENCE Figs. 1-3 A kind of perfluoropolyether coating device, including bottom plate, bottom plate is provided with processing frame 4, the lower end surface of processing frame 4 is fixedly connected with support seat, support seat is rotatably connected with drive roller 7, drive roller 7 is driven by drive motor;Coating roller 11 is arranged below processing frame 4, coating roller 11 is rotatably connected in material box 10, the top of material box 10 is provided with the opening for coating roller 11 to be exposed upwards, material box 10 bottom is connected with bottom plate by spring support seat 9, the gap for the passage of plate 5 is formed between coating roller 11 and drive roller 7, the processing frame 4 on the both sides of gap is provided with positioning plate 3, recess is opened in positioning plate 3 and the thickness of plate 5 is adapted.

[0023] In use, the plate 5 to be processed is placed on the positioning plate 3, the plate 5 is located between the coating roller 11 and the drive roller 7, the upper end surface thereof abuts against the drive roller 7, and the lower end surface thereof abuts against the coating roller 11;The drive roller 7 can drive the plate 5 to slide along the recess in the positioning plate 3 when the drive roller 7 operates, the plate 5 in turn drives the coating roller 11 to rotate, the coating roller 11 dips the perfluoropolyether coating in the material box 10 and applies it to the lower surface of the plate 5;The bottom of the material box 10 is provided with the spring support seat 9, which can ensure that the coating roller 11 tightly adheres to the lower surface of the plate 5 to ensure the coating quality.

[0024] In other preferred embodiments, the bottom plate is provided with a bearing table 6 and a lower plate platform 1, which are respectively arranged at two ends of the machining frame 4; the bearing table 6 is provided with a positioning strip corresponding to the position of the positioning plate 3 and arranged adjacent to the positioning plate 3. The bearing table 6 is used for stacking the plate 5, and the plate 5 can be manually or pushed by a push rod into the two positioning plates 3. The positioning strip can position the plate 5 before machining to enable the plate 5 to smoothly enter the positioning plate 3.

[0025] In other preferred embodiments, the machining frame 4 includes two side plates and a top plate, the two side plates are arranged in parallel, the top plate is fixedly connected to the top of the side plate, the supporting seat is fixedly connected to the lower end surface of the top plate, and the positioning plate 3 is fixedly connected to the side plate.

[0026] In other preferred embodiments, the surface of the driving roller 7 is provided with anti-skid strips arranged in a ring array. The anti-skid strips are made of elastic material, which can ensure that the driving roller 7 can smoothly drive the plate 5 to move.

[0027] In other preferred embodiments, the top of the material box 10 is fixedly connected with an outer edge, and the outer edge is arranged obliquely. The material box 10 is fixedly connected with an inlet 8, which is connected with an external perfluoropolyether coating box. The outer edge can expand the opening of the material box 10, collect the coating dripping from the plate 5, and avoid waste of the coating.

[0028] In other preferred embodiments, the bottom plate is fixedly connected with a drying table 2, which is arranged on one side of the discharge port of the machining frame 4. The drying table 2 is provided with a drying port on the top. The drying table 2 can be used for drying the coated plate 5, so that the coating on the surface of the plate 5 is dried and hardened.

[0029] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto. Any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A perfluoropolyether coating apparatus, characterized in that, The device includes a base plate, on which a processing frame is mounted. A support base is fixedly connected to the lower end face of the processing frame, and a drive roller is rotatably connected to the support base. The drive roller is driven by a drive motor. A coating roller is mounted below the processing frame and rotatably connected to a material box. An opening for the coating roller to extend outward is provided at the top of the material box. The bottom of the material box is connected to the base plate via a spring support base. A gap is formed between the coating roller and the drive roller for the material to pass through. Positioning plates are mounted on the processing frame on both sides of the gap, and grooves adapted to the thickness of the material are provided on the positioning plates.

2. The perfluoropolyether coating apparatus according to claim 1, characterized in that, The base plate is provided with a support platform and a lower platform, which are respectively located at both ends of the processing frame; the support platform is provided with a positioning strip, which corresponds to the position of the positioning plate and is located adjacent to the positioning plate.

3. The perfluoropolyether coating apparatus according to claim 1, characterized in that, The processing frame includes two side plates and a top plate. The two side plates are arranged in parallel. The top plate is fixedly connected to the top of the side plates. The support base is fixedly connected to the lower end face of the top plate. The positioning plate is fixedly connected to the side plates.

4. The perfluoropolyether coating apparatus according to claim 1, characterized in that, The surface of the drive roller is provided with anti-slip strips arranged in a circular array.

5. The perfluoropolyether coating apparatus according to claim 1, characterized in that, An outer edge is fixedly connected to the top opening of the material box, and the outer edge is inclined; a slurry inlet is fixedly connected to the material box, and the slurry inlet is connected to an external perfluoropolyether coating box.

6. The perfluoropolyether coating apparatus according to claim 1, characterized in that, A drying table is fixedly connected to the base plate, and the drying table is located on one side of the material outlet of the processing frame; a drying port is provided on the top of the drying table.

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