CN210333163U

CN210333163U - Film release agent coating device

Info

Publication number: CN210333163U
Application number: CN201920679802.8U
Authority: CN
Inventors: 金永生
Original assignee: Qingdao Dayou Fine Chemical Co Ltd
Current assignee: Qingdao Dayou Fine Chemical Co Ltd
Priority date: 2019-05-14
Filing date: 2019-05-14
Publication date: 2020-04-17
Anticipated expiration: 2029-05-14

Abstract

The utility model discloses a film isolating agent scribbles attaches device, including coating the platform and placing the film at coating bench face, the front end of film is connected with the pulling equipment, the upper end of coating the platform is equipped with the barrel, the barrel adopts the outside cuboid, inside to be hollow structure, the outer wall symmetry of barrel uses U type pole and coating platform fixed connection, the inner wall axial seal sliding connection of barrel has the piston board. The utility model discloses servo motor passes through the hold-in range and synchronous pulley drives sleeve and rotates rather than fixed connection's ball nut in step to the linear motion who converts the lead screw, piston plate downstream extrusion separant, through a plurality of outflow pore drippage on the coating roller, drive the coating roller under traction equipment's traction and rotate and make the separant uniform coating on its surface at the film surface, solved the inhomogeneous problem of coating that the separant leads to of film immersion in the conventional art.

Description

Film release agent coating device

Technical Field

The utility model relates to a film production and processing equipment technical field especially relates to a film release agent coating device.

Background

The film is a silver salt photosensitive film, also called film. Is made of PC/PP/PET/PVC material. Film is generally referred to as a roll of film, but may also be referred to as a negative film in printing plate making. The adhesive sheets have high viscosity due to high temperature after the forming process, are easy to adhere to each other when being wound or stacked, influence the later-stage further processing, and are coated with a release agent for preventing the adhesion phenomenon at present.

In the traditional technology, a mode of immersing a formed film into a release agent and taking out the formed film is usually adopted, the release agent is attached to the surface of the film, but the release agent attached to the surface of the film is few, uneven and poor in coating quality, influences the next processing and cannot ensure that the formed film cannot be adhered.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the background art and providing a film release agent coating device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a film isolating agent coating device comprises a coating platform and a film placed on the upper end face of the coating platform, wherein the front end of the film is connected with traction equipment, a barrel is arranged at the upper end of the coating platform, the barrel is of a cuboid external structure and a hollow internal structure, a U-shaped rod is symmetrically used on the outer wall of the barrel and fixedly connected with the coating platform, a piston plate is axially and slidably connected with the inner wall of the barrel in a sealing manner, a ball nut is rotatably connected to the upper end face axis of the barrel through a ball bearing, a lead screw is connected in the ball nut in an internal thread manner, the lower end of the lead screw is fixedly connected with the piston plate, a sleeve is fixedly connected to the upper end edge of the ball nut, the inner diameter of the sleeve is larger than the section diameter of the lead screw, a vertically arranged servo motor is fixedly mounted on the outer wall of the barrel, and a synchronous belt pulley is fixedly sleeved on, the cover is equipped with the hold-in range on the synchronous pulley, the lower terminal surface of barrel has been seted up the width and has been compared the wide coating groove of film, the both sides inner wall in coating groove rotates jointly and is connected with the pivot, the cover is equipped with the coating roller in the pivot, the coating roller is with wide with the film, and rather than linear contact, a row of outflow pore with the coating groove intercommunication is seted up to the inner diapire of barrel, outflow pore is located directly over the coating roller.

Preferably, the lower end face of the barrel is provided with an air drying groove at the front end of the coating groove, the top of the air drying groove is fixedly provided with a blower, and the air blowing direction of the blower faces the film.

Preferably, the inner wall of the air drying groove and the lower end of the blower are fixedly connected with a grid plate.

Preferably, the upper end of the screw rod is fixedly connected with a limiting rod, and the length of the limiting rod is larger than the inner diameter of the sleeve.

Preferably, a charging window is arranged on the side wall of one side of the cylinder body.

Preferably, the upper end surface of the cylinder body is provided with a vent hole communicated with the inside of the cylinder body.

Compared with the prior art, the film release agent coating device has the advantages that:

1. the servo motor drives the sleeve and the ball nut fixedly connected with the sleeve to synchronously rotate through the synchronous belt and the synchronous belt pulley and converts the sleeve and the ball nut into linear motion of the screw rod, the piston plate moves downwards to extrude the separant and drops on the coating roller through a plurality of outflow pore channels, the coating roller is driven to rotate under the traction of the traction equipment, and the separant on the surface of the coating roller is uniformly coated on the surface of the film, so that the problem of nonuniform coating caused by the fact that the film is immersed in the separant in the traditional technology is solved;

2. the inner diameter of the outflow pore channel is smaller, and the separant below the piston plate and in the cylinder body cannot flow out through the outflow pore channel due to the tension of the separant, so that the structure is simple, a valve is not needed, and the cost is saved;

3. the air blower uniformly blows air flow to the film which is just coated with the separant through the grid plate, so that the air circulation speed of the upper end of the film is increased, the temperature of the film is reduced more quickly, and the air drying efficiency of the separant is higher;

4. the vent hole is arranged to maintain the same air pressure inside the cylinder and above the piston plate as the outside air pressure, so that the piston plate is more labor-saving to lift, and the mechanical efficiency is improved.

Drawings

FIG. 1 is a perspective view showing the structure of a film release agent coating device according to the present invention;

fig. 2 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the figure: the device comprises a coating table 1, a film 2, a cylinder 3, a piston plate 4, a screw 5, a ball nut 6, a sleeve 7, an outflow hole channel 8, a synchronous belt 9, a servo motor 10, an air vent 11, a charging window 12, an air drying groove 13, a blower 14, a grid plate 15, a coating groove 16, a rotating shaft 17 and a coating roller 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a film release agent coating device, including coating platform 1 and film 2 placed at coating platform 1 up end, the front end of film 2 is connected with traction equipment, the upper end of coating platform 1 is equipped with barrel 3, barrel 3 adopts the outside to be the cuboid, inside is hollow structure, the outer wall symmetry of barrel 3 uses U type pole (for drawing in the figure) and coating platform 1 fixed connection, the inner wall axial seal sliding connection of barrel 3 has piston plate 4, the up end axle center department of barrel 3 uses ball bearing to rotate and is connected with ball nut 6, ball nut 6 female connection has lead screw 5, the lower extreme of lead screw 5 and the fixed connection of piston plate 4, the upper end fixed connection of lead screw 5 has the gag lever post, the length of gag lever post is greater than the internal diameter of sleeve 7, the degree of depth of limiting lead screw 5 downward displacement, avoid roll-off ball nut 6.

The upper end edge of the ball nut 6 is fixedly connected with a sleeve 7, the inner diameter of the sleeve 7 is larger than the section diameter of the screw 5, a vertically arranged servo motor 10 is fixedly installed on the outer wall of the cylinder 3, a synchronous pulley is fixedly sleeved on the driving shaft of the servo motor 10 and the sleeve 7 at the opposite positions, a synchronous belt 9 is sleeved on the synchronous pulley, a coating groove 16 with the width larger than that of the film 2 is arranged on the lower end face of the cylinder 3, the inner walls at the two sides of the coating groove 16 are jointly and rotatably connected with a rotating shaft 17, a coating roller 18 is sleeved on the rotating shaft 17, the coating roller 18 is as wide as the film 2 and is in linear contact with the film, a row of outflow pore channels 8 communicated with the coating groove 16 are arranged on the inner bottom wall of the cylinder 3, the outflow pore channels 8 are positioned right above the coating roller 18, the inner diameter of the outflow pore channels 8 is smaller, the lower part of the, the water can not flow out through the outflow pore canal 8, the structure is simple, a valve is not required to be arranged, and the cost is saved.

Servo motor 10 drives sleeve 7 and rather than the ball nut 6 synchronous rotation of fixed connection through hold-in range 9 and synchronous pulley to change the linear motion of lead screw 5, piston plate 4 moves down and extrudees the isolating agent, through a plurality of outflow pore 8 drippage on coating roller 18, drive coating roller 18 and rotate and make the even coating of isolating agent on its surface on film 2 surface under traction equipment's the traction, the inhomogeneous problem of coating that leads to of film 2 immersion isolating agent among the traditional art has been solved.

The lower terminal surface of barrel 3 is seted up dry groove 13 at the front end of coating groove 16, the top fixed mounting of dry groove 13 has hair-dryer 14, the direction of blowing of hair-dryer 14 sets up towards film 2, the inner wall of dry groove 13, lower extreme fixedly connected with grid plate 15 at hair-dryer 14, hair-dryer 14 evenly passes grid plate 15 with the air current and blows to the film of just having coated the isolating agent, accelerate 2 upper end circulation of air speeds of film, 2 temperature reductions of film are faster, isolating agent air-drying efficiency is higher.

The feeding window 12 is installed on one side wall of the cylinder 3, the vent hole 11 communicated with the inside of the cylinder 3 is formed in the upper end face of the cylinder 3, the vent hole 11 is arranged to maintain the same air pressure inside the cylinder 3 and above the piston plate 4 as that outside, the piston plate 4 is lifted more labor-saving, and the mechanical efficiency is improved.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

It is worth mentioning that: the servo motor 10 adopts a model of VM7-M13G-1R520-A3, and the servo motor 10 can set working parameters such as rotating speed, steering, power and the like through a servo driver, which is a mature prior art in the field of servo motors and is not described in detail; the inner diameter of the outflow hole 8 is small, and the release agent below the piston plate 4 and in the cylinder 3 cannot flow out through the outflow hole 8 because of the tension of the release agent.

In the utility model, the servo motor 10 drives the sleeve 7 and the ball nut 6 fixedly connected with the sleeve to rotate through the synchronous belt 9 and the synchronous belt pulley, the ball nut 6 can be driven to move linearly by the circumferential rotation of the screw rod 5, and the ball nut 6 can be converted into the linear movement of the screw rod 5 by the circumferential rotation, so that the lower end of the screw rod 5 drives the piston plate 4 to move vertically and downwards, the isolating agent is extruded out through a plurality of outflow pore canals 8 and drops on the surface of the coating roller 18, the film 2 drives the coating roller 18 in linear contact with the film 2 to rotate clockwise under the traction of the front end traction equipment, and the isolating agent can be uniformly coated on the surface of the film 2 in the rotating process; if the traction speed of the traction equipment is changed, the rotating speed of the servo motor 10 can be reset through the servo driver, the rotating speed of the servo motor 10 can be converted into the extrusion speed of the release agent through the operation, and therefore the release agent is kept consistent with the traction equipment, and the surface coating uniformity is high.

In addition, the blower 14 is started, the blower 14 uniformly blows air flow to the film which is just coated with the separant through the grid plate 15, the air circulation speed of the upper end of the film 2 is increased, the temperature of the film 2 is reduced more quickly, and the air drying efficiency of the separant is higher.

When the inside isolating agent of barrel 3 is not enough, servo motor 10 antiport, through hold-in range 9, synchronous pulley, sleeve 7, subassembly such as ball nut 6 and lead screw 5 drive piston plate 4 perpendicular upward movement until reaching the top of reinforced window 12, the staff opens reinforced window and to the inside isolating agent that supplements of barrel 3, the setting of air vent 11 is in order to maintain in the barrel 3, the atmospheric pressure of piston plate 4 top is the same with external atmospheric pressure, piston plate 4 rises more laborsavingly, improve mechanical efficiency.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The film separant coating device comprises a coating table (1) and a film (2) placed on the upper end face of the coating table (1), wherein the front end of the film (2) is connected with traction equipment, and is characterized in that a barrel (3) is arranged at the upper end of the coating table (1), the barrel (3) is of a cuboid outside and a hollow structure inside, the outer wall of the barrel (3) is symmetrically fixedly connected with the coating table (1) through a U-shaped rod, the inner wall of the barrel (3) is axially and slidably connected with a piston plate (4) in a sealing manner, a ball nut (6) is rotatably connected to the axial center of the upper end face of the barrel (3) through a ball bearing, a lead screw (5) is in threaded connection with the ball nut (6), the lower end of the lead screw (5) is fixedly connected with the piston plate (4), and a sleeve (7) is fixedly connected to the upper end edge of the ball nut (6, the inner diameter of the sleeve (7) is larger than the section diameter of the screw rod (5), a vertically arranged servo motor (10) is fixedly arranged on the outer wall of the cylinder body (3), synchronous belt wheels are fixedly sleeved on the positions, opposite to the sleeve (7), of the driving shaft of the servo motor (10), a synchronous belt (9) is sleeved on the synchronous belt wheel, a coating groove (16) with the width wider than that of the film (2) is arranged on the lower end surface of the cylinder body (3), the inner walls of the two sides of the coating groove (16) are connected with a rotating shaft (17) in a rotating way, the rotating shaft (17) is sleeved with a coating roller (18), the coating roller (18) and the film (2) have the same width, and is in linear contact with the cylinder body, a row of outflow pore canals (8) communicated with the coating groove (16) are arranged on the inner bottom wall of the cylinder body (3), and the outflow pore canals (8) are positioned right above the coating roller (18).

2. The film release agent coating device according to claim 1, wherein the lower end surface of the barrel (3) is provided with an air drying groove (13) at the front end of the coating groove (16), the top of the air drying groove (13) is fixedly provided with a blower (14), and the blowing direction of the blower (14) is arranged towards the film (2).

3. The film release agent coating apparatus according to claim 2, wherein a mesh plate (15) is fixedly attached to the inner wall of said air drying tub (13) at the lower end of said air blower (14).

4. The film release agent coating device according to claim 1, wherein a limiting rod is fixedly connected to the upper end of the screw rod (5), and the length of the limiting rod is greater than the inner diameter of the sleeve (7).

5. The film release agent coating apparatus according to claim 1, wherein a side wall of said cylinder (3) is provided with a charging window (12).

6. The film release agent coating device according to claim 1, wherein the upper end surface of the cylinder (3) is provided with a vent hole (11) communicated with the inside of the cylinder (3).