CN212222845U

CN212222845U - Preparation facilities of modified polymer film of polyvinylidene fluoride base grafting

Info

Publication number: CN212222845U
Application number: CN202020803190.1U
Authority: CN
Inventors: 张志成; 胡习光
Original assignee: Wuxi Xinju Electronic Technology Co ltd
Current assignee: Wuxi Xinju Electronic Technology Co ltd
Priority date: 2020-05-16
Filing date: 2020-05-16
Publication date: 2020-12-25
Anticipated expiration: 2030-05-16

Abstract

The utility model relates to a chemical industry equipment technical field especially relates to a preparation facilities of polyvinylidene fluoride base graft modified polymer film. The device comprises a frame, wherein one side of the frame is provided with a support rod, and the other side of the frame is provided with a transverse plate; a screw rod is arranged in the frame, and a rotating shaft of the servo motor is connected with the screw rod; the upper part of the frame is slidably connected with a movable plate, the lower part of the movable plate is in threaded connection with a screw rod, and one side of the movable plate is provided with an extension plate; the diaphragm has set gradually first proximity sensor, second proximity sensor, third proximity sensor and fourth proximity sensor from one end to the other end, is provided with the smear device on the bracing piece, and the smear device includes the storage tank, and storage tank upper portion is provided with the lid, is provided with the breather pipe on the lid, and storage tank lower part has connected gradually discharging pipe, hose, connecting pipe, the body of applying paint with a brush, and lower part is provided with the brush head in the body of applying paint with a brush. The utility model discloses the homogeneity of the film that makes is good, the stable quality.

Description

Preparation facilities of modified polymer film of polyvinylidene fluoride base grafting

Technical Field

The utility model relates to a chemical industry equipment technical field especially relates to a preparation facilities of polyvinylidene fluoride base graft modified polymer film.

Background

Polyvinylidene fluoride PVDF and binary/ternary copolymers thereof are hopefully used for the dielectric material of a new generation of high energy storage capacitor due to high dielectric constant. Research shows that the polyvinylidene fluoride-trifluoroethylene-chlorotrifluoroethylene graft copolymerization methacrylate comprises polymethyl methacrylate (PMMA) and polyethyl methacrylate (PEMA and polybutyl methacrylate (PBMA) have high electric field polarization value and quite high breakdown-resistant electric field, and have high energy storage density and low energy loss.

At present, the preparation method of the polyvinylidene fluoride based graft modified polymer film comprises the following steps: dissolving the polyvinylidene fluoride graft modified polymer by using N, N-dimethylformamide, manually coating the obtained solution on a clean glass plate, and obtaining the film after the solvent is completely volatilized. However, the manual coating has poor repeatability and uniformity of the film due to unstable moving speed and contact force, and the quality of the film cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the technique that exists is not enough to the aforesaid, provides the preparation facilities of polyvinylidene fluoride base grafting modified polymer film, and the homogeneity of the film that makes is good, the steady quality.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the preparation device of the polyvinylidene fluoride-based graft modified polymer film comprises a frame, wherein the frame is in a square frame shape, one side of the frame is provided with a vertical supporting rod, and the other side of the frame is provided with a horizontal transverse plate; a screw rod is arranged in the frame, the screw rod is rotatably connected with two ends of the frame, a servo motor is arranged at one end of the frame, and a rotating shaft of the servo motor is connected with the screw rod; the upper part of the frame is slidably connected with a movable plate, the lower part of the movable plate is in threaded connection with a screw rod, the upper surface of the movable plate is provided with a detachable fixed plate, and one side of the movable plate is provided with an extending plate; the transverse plate is provided with a long hole penetrating through the upper surface and the lower surface, a first proximity sensor, a second proximity sensor, a third proximity sensor and a fourth proximity sensor are sequentially arranged in the long hole from one end to the other end, and the extension plate passes above the four proximity sensors when moving along with the moving plate; the support rod is provided with a smear device, the smear device comprises a storage tank, a cavity is arranged in the storage tank, an observation window is arranged on the circumference of the storage tank, a cover body sealed with the storage tank is arranged on the upper portion of the storage tank, a vent pipe is arranged on the cover body, a discharge pipe is connected to the lower portion of the storage tank, a hose is connected to the lower portion of the discharge pipe, a connecting pipe is connected to the lower portion of the hose, a painting body is connected to the lower portion of the connecting pipe and is fixedly connected with the support rod, the painting body is a cuboid which has an inward drawing characteristic in the thickness direction from top to bottom, a rectangular opening is arranged in the painting body, the width of the rectangular opening is 0.1-0.5 mm, and a painting head is arranged on the middle lower portion of the painting body; the electromagnetic valve is arranged on the outer side of the supporting rod, and the vent pipe is connected to the electromagnetic valve through a pipeline; a control box is arranged at one end of the frame, which is provided with the servo motor; the first proximity sensor, the second proximity sensor, the third proximity sensor, the fourth proximity sensor, the servo motor and the electromagnetic valve are electrically connected with the control box.

Further optimize this technical scheme, the solenoid valve is two solenoid valves that lead to.

Further optimizes the technical proposal that the material of the coating head is soft porous material.

Further optimizing the technical scheme, the first proximity sensor, the second proximity sensor, the third proximity sensor and the fourth proximity sensor are photoelectric proximity sensors.

Further optimize this technical scheme, the stationary blade is the sheet metal that is the L shape.

Further optimize this technical scheme, the movable plate is magnetic material, the stationary blade is made by the magnet.

Compared with the prior art, the utility model has the advantages of it is following: the servo motor is adopted to drive the screw to drive the moving plate to move, the moving plate moves at a constant speed, and the contact force between the soft coating brush head and the glass sheet is stable, so that the coating can be uniform, the repeatability is good, and the quality of the prepared film is good.

Drawings

FIG. 1 is a schematic structural diagram of an apparatus for preparing a polyvinylidene fluoride-based graft-modified polymer film.

FIG. 2 is a schematic view of a smear apparatus of an apparatus for preparing a polyvinylidene fluoride based graft modified polymer film.

Fig. 3 is an enlarged view taken at i in fig. 2.

In the figure: 1. a screw; 2. a frame; 21. a support bar; 22. a transverse plate; 23. a first proximity sensor; 24. a second proximity sensor; 25. a third proximity sensor; 26. a fourth proximity sensor; 3. moving the plate; 31. extending the plate; 4. an electromagnetic valve; 5. a fixing sheet; 6. a smear device; 61. a material storage tank; 611. an observation window; 62. a cover body; 621. a breather pipe; 63. a discharge pipe; 64. a hose; 65. a connecting pipe; 66. coating a brush body; 67. a brush coating head; 7. a servo motor; 8. and a control box.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The specific implementation mode is as follows: referring to fig. 1-3, the apparatus for preparing a polyvinylidene fluoride-based graft modified polymer film comprises a frame 2, wherein the frame 2 is in a square frame shape, one side of the frame 2 is provided with a vertical support rod 21, and the other side of the frame 2 is provided with a horizontal transverse plate 22. The inside screw rod 1 that is provided with of frame 2, screw rod 1 rotates the both ends of connecting frame 2, the one end of frame 2 is provided with servo motor 7, servo motor 7's pivot is connected with screw rod 1, and servo motor 7 can drive screw rod 1 and rotate. The upper part of the frame 2 is slidably connected with a moving plate 3, the lower part of the moving plate 3 is in threaded connection with a screw rod 1, and the moving plate 3 moves towards a corresponding direction when the screw rod 1 rotates; the upper surface of the moving plate 3 is provided with a detachable fixing piece 5 for fixing the glass sheet and preventing the glass sheet from moving. A protruding plate 31 is provided at one side of the moving plate 3. The transverse plate 22 is provided with a long hole penetrating through the upper and lower surfaces, a first proximity sensor 23, a second proximity sensor 24, a third proximity sensor 25 and a fourth proximity sensor 26 are sequentially arranged in the long hole from one end to the other end, and the extension plate 31 passes above the four proximity sensors when moving along with the moving plate 3. The support rod 21 is provided with a smear device 6. Smear device 6 includes storage tank 61, the inside cavity that is of storage tank 61, be provided with observation window 611 on storage tank 61's the circumference for observe the liquid level of the inside solution. The upper part of the storage tank 61 is provided with a cover 62 sealed with the storage tank, and the cover 62 is provided with a vent pipe 621. Storage tank 61 sub-unit connection has discharging pipe 63, discharging pipe 63 sub-unit connection has hose 64, hose 64 sub-unit connection has connecting pipe 65, connecting pipe 65 sub-unit connection has scribbles the brush body 66, scribble the brush body 66 simultaneously with bracing piece 21 fixed connection, scribble the brush body 66 for from last cuboid that down has the interior draft characteristic on the thickness direction, it is provided with the rectangle opening for cavity and lower part to scribble the brush body 66 inside, rectangle open-ended width is 0.1-0.5 millimeter, it is provided with scribbles brush head 67 to scribble the lower part in the brush body 66, when the glass piece is in scribbles brush head 67 below, scribbles brush head 67 and glass piece and contacts mutually. The outer side of the support rod 21 is provided with an electromagnetic valve 4; the air pipe 621 is connected to the electromagnetic valve 4 through a pipeline, the electromagnetic valve 4 is normally in a closed state, at the moment, the outside air is not communicated with the upper part of the storage tank 61, and under the action of atmospheric pressure, and simultaneously, because the width of the rectangular opening at the lower part of the painting body 66 is 0.1-0.5 mm, the solution in the storage tank 61 cannot flow out of the painting head 67 under the action of the surface tension of the solution; when the electromagnetic valve 4 is opened, the outside air is communicated with the upper part of the storage tank 61, and the solution in the storage tank can flow out of the coating head 67 under the action of gravity. One end of the frame 2, which is provided with the servo motor 7, is provided with a control box 8. The first proximity sensor 23, the second proximity sensor 24, the third proximity sensor 25, the fourth proximity sensor 26, the servo motor 7 and the solenoid valve 4 are electrically connected with the control box 8.

The solenoid valve 4 is a two-position two-way solenoid valve, has two states of on and off, and can control the outside air to be communicated or not be communicated with the space on the upper part of the solution in the storage tank 61.

The material of the brush head 67 is soft porous material, and the solution can flow down along the soft porous material and be evenly coated on the glass sheet.

The first, second, third and

fourth proximity sensors

23, 24, 25 and 26 are photoelectric proximity sensors.

The moving plate 3 is made of magnetic materials, and the fixed piece 5 is made of magnets. The fixing pieces 5 are L-shaped thin plates, the thickness of the fixing pieces is smaller than that of the glass sheets, two faces of the glass sheets can be blocked by two L-shaped edges when the glass sheets are fixed, the fixing pieces 5 are respectively placed at two opposite corners of the glass sheets, the glass sheets can be fixed, and the glass sheets are prevented from moving relative to the moving plate 3 in the horizontal direction.

The working principle and the using process are as follows: referring to fig. 1-3, initially the moving plate 3 is positioned at the right end of the frame 2, the position of the four proximity sensors on the cross plate 22 is adjusted according to the length of the glass sheet, and the position of the glass sheet is marked on the moving plate 3, with the extension plate 31 positioned above the fourth proximity sensor 26. The glass sheet is placed on the moving plate 3, aligned with the position of the brush head 67, and fixed by the fixing piece 5. When the equipment is started, the servo motor 7 is started, the screw 1 drives the moving plate 3 to move leftwards, and when the extending plate 31 moves to move above the third proximity sensor 25, the electromagnetic valve 4 is opened, because the four sensors are adjusted to be in proper positions at the beginning, the left end of the glass sheet just contacts the coating head 67, and the solution begins to be coated on the glass sheet. The moving plate 3 continues to move leftwards, when the extension plate 31 moves to the position above the second proximity sensor 24, the electromagnetic valve 4 is closed, the solution stops flowing out, the painting head 67 is just positioned at the right end of the glass sheet at the moment, painting is finished, then the moving plate 3 continues to move leftwards, when the extension plate 31 moves to the position above the first proximity sensor 23, the servo motor 7 stops rotating, at the moment, the glass sheet can be taken down, a new glass sheet is replaced, equipment is started, the moving plate 3 moves rightwards, when the extension plate 31 moves to the position above the second proximity sensor 24, the electromagnetic valve 4 is opened, the solution flows out, and at the moment, the painting head 67 is just positioned at the right end of the glass; the moving plate 3 continues moving rightwards, when the extension plate 31 moves to the position above the third proximity sensor 25, the electromagnetic valve 4 is closed, the solution stops flowing out, and the coating brush head 67 is just positioned at the left end of the glass sheet; the moving plate 3 then continues to move to the right, and when the extension plate 31 moves above the fourth proximity sensor 26, the servo motor 7 stops rotating, at which point the glass sheet can be removed. The brushing work can be continuously carried out in such a reciprocating way. When the solution is added to the storage tank 61, the hose 64 is clamped and closed by a clamp, and then the lid 62 is removed to add the solution to the storage tank 61. The hose 64 should also be clamped closed by a clamp when the device is not in use for a long time.

The utility model discloses a control mode comes automatic control through the controller, and the control circuit of controller can realize through the simple programming of technical staff in this field, belongs to the common general knowledge in this field, and the utility model discloses mainly be used for protecting the machinery setting, so the utility model discloses no longer explain control mode and circuit connection in detail.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. Preparation facilities of modified polymer film of polyvinylidene fluoride base grafting, its characterized in that: the device comprises a frame (2), wherein the frame (2) is in a square frame shape, one side of the frame (2) is provided with a vertical supporting rod (21), and the other side of the frame (2) is provided with a horizontal transverse plate (22); a screw rod (1) is arranged in the frame (2), the screw rod (1) is rotatably connected with two ends of the frame (2), a servo motor (7) is arranged at one end of the frame (2), and a rotating shaft of the servo motor (7) is connected with the screw rod (1); the upper part of the frame (2) is connected with a movable plate (3) in a sliding manner, the lower part of the movable plate (3) is connected with a screw (1) in a threaded manner, a detachable fixing plate (5) is arranged on the upper surface of the movable plate (3), and an extending plate (31) is arranged on one side of the movable plate (3); a long hole penetrating through the upper surface and the lower surface is formed in the transverse plate (22), a first proximity sensor (23), a second proximity sensor (24), a third proximity sensor (25) and a fourth proximity sensor (26) are sequentially arranged in the long hole from one end to the other end, and the extension plate (31) passes above the four proximity sensors when moving along with the moving plate (3); be provided with smear device (6) on bracing piece (21), smear device (6) includes storage tank (61), storage tank (61) is inside to be the cavity, be provided with observation window (611) on the circumference of storage tank (61), storage tank (61) upper portion is provided with rather than sealing connection's lid (62), be provided with breather pipe (621) on lid (62), storage tank (61) sub-unit connection has discharging pipe (63), discharging pipe (63) sub-unit connection has hose (64), hose (64) sub-unit connection has connecting pipe (65), connecting pipe (65) sub-unit connection has the body of painting (66), the body of painting (66) is simultaneously with bracing piece (21) fixed connection, the body of painting (66) is for down having the cuboid to the interior draft characteristic on the thickness direction from the follow, the body of painting (66) is inside to be provided with the rectangle opening for cavity and lower part, the width of the rectangular opening is 0.1-0.5 mm, and the middle lower part of the brushing body (66) is provided with a brushing head (67); an electromagnetic valve (4) is arranged on the outer side of the support rod (21), and the vent pipe (621) is connected to the electromagnetic valve (4) through a pipeline; a control box (8) is arranged at one end of the frame (2) provided with the servo motor (7); the first proximity sensor (23), the second proximity sensor (24), the third proximity sensor (25), the fourth proximity sensor (26), the servo motor (7) and the electromagnetic valve (4) are electrically connected with the control box (8).

2. The apparatus for preparing polyvinylidene fluoride-based graft modified polymer film according to claim 1, wherein: the electromagnetic valve (4) is a two-position two-way electromagnetic valve.

3. The apparatus for preparing polyvinylidene fluoride-based graft modified polymer film according to claim 1, wherein: the material of the coating head (67) is soft porous material.

4. The apparatus for preparing polyvinylidene fluoride-based graft modified polymer film according to claim 1, wherein: the first proximity sensor (23), the second proximity sensor (24), the third proximity sensor (25) and the fourth proximity sensor (26) are photoelectric proximity sensors.

5. The apparatus for preparing polyvinylidene fluoride-based graft modified polymer film according to claim 1, wherein: the fixing piece (5) is an L-shaped thin plate.

6. The apparatus for preparing polyvinylidene fluoride-based graft modified polymer film according to claim 1, wherein: the moving plate (3) is made of magnetic materials, and the fixing piece (5) is made of magnets.