UV adhesive viscosity adjusting device for optical film production

Abstract

The utility model relates to the technical field of optical film production, and discloses a UV (ultraviolet) glue viscosity adjusting device for optical film production, which comprises a material barrel, a heat conducting plate is fixedly arranged at the bottom of the material barrel, a heating component for heating the heat conducting plate is arranged on the surface of the heat conducting plate, and a discharge valve is fixedly arranged in the middle of the bottom end of the material barrel. A barrel cover is fixedly arranged at the top end of the material barrel, a shaft sleeve is rotatably connected to the middle of the barrel cover, a stirring shaft is rotatably connected to the interior of the shaft sleeve, and a first stirring rod is fixedly arranged at the bottom of the stirring shaft; the stirring shaft and the shaft sleeve can be driven by the driving assembly to rotate in opposite directions, then the first stirring rod and the second stirring rod can rotate in opposite directions, the first stirring rod and the second stirring rod can mix a solvent and UV glue in different rotating directions, the stirring efficiency of the UV glue is improved, the driving assembly is compact in structure and does not occupy the space of the bottom end of the material barrel, and the stirring efficiency of the UV glue is improved. And the investment of energy consumption can be reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to optical film production technical field, concretely is a kind of UV viscosity adjusting device for optical film production. BACKGROUND

[0002] Optical film refers to the optical element or independent substrate, by plating or coating technology to form one or more dielectric films, metal films, or the combination of the two types of films, to change the transmission characteristics of light wave, including light transmission, reflection, absorption, scattering, polarization and phase change etc., in the process of producing optical film, in order to ensure the production quality of optical film, the viscosity of UV glue is often adjusted, since the viscosity of UV glue has important influence on the bonding quality of optical film, the viscosity of UV glue directly affects its fluidity, permeability and performance after solidification, generally speaking, the lower viscosity of UV glue, the better fluidity, can better penetrate into the tiny gap of optical film, ensure better bonding effect, however, too low viscosity may also lead to thin glue layer, affect the bonding strength.

[0003] The application number for "CN201720634720.2" discloses a "UV viscosity adjusting device for optical film production", which "includes: a support mechanism, including a lower base, an upper base and a column supporting the upper base; a first stirring mechanism is arranged on the lower base, the first stirring mechanism includes a rotating motor, a first transmission gear, a second transmission gear, a rotating shaft and a support plate, the upper plate surface of the support plate is provided with a plurality of protrusions; a viscosity adjusting barrel is arranged on the upper plate surface of the support plate; a solvent barrel is arranged on the upper base, and the solvent barrel is communicated with the solvent inlet through a pipeline; a second stirring mechanism includes a driving motor fixed on the upper base and a stirring shaft fixedly connected with the output shaft of the driving motor. The UV viscosity adjusting device for optical film production provided by the utility model can quickly adjust the viscosity of UV glue for optical film production, thereby improving the mixing efficiency of UV glue and the production efficiency of optical film.

[0004] However, the above-mentioned method still has the following defects: the cooperation of the first stirring mechanism and the second stirring mechanism can improve the stirring efficiency, but the rotating motor and the driving motor are needed to drive them respectively, which has high energy consumption and increases the cost investment, and occupies the space at the bottom end of the viscosity adjusting barrel, which is not convenient for discharging UV glue. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model provides a UV viscosity adjusting device for optical film production, which has the advantages of reducing energy consumption and facilitating the discharge of UV glue, and solves the problems raised in the above background art.

[0006] The utility model provides a kind of UV viscosity adjusting device for optical film production, including bucket, the bottom of the bucket is fixed with heat conduction plate, the surface of the heat conduction plate is equipped with heating assembly, the middle part of the bottom end of the bucket is fixed with discharge valve, the top of the bucket is fixed with bucket cover, the middle part of the bucket cover is rotatably connected with shaft sleeve, the inside of the shaft sleeve is rotatably connected with stirring shaft, the bottom of the stirring shaft is fixed with stirring rod one, the top of the shaft sleeve is fixed with stirring rod two, the top of the bucket cover is fixed with machine case, the inside of the machine case is equipped with driving shaft sleeve and stirring shaft each other reverse rotation's drive component.

[0007] As a preferred technical scheme of the utility model, the heating assembly includes a heat shield, the top of the heat shield is fixedly connected with the top of the heat conduction plate, the bottom of the heat shield is fixedly connected with the bottom of the heat conduction plate, the inside of the heat shield is equipped with an electric heating wire, the electric heating wire is fixedly connected with the surface of the heat conduction plate, the two sides of the top of the heat shield are both provided with a mounting port, and the surface of the mounting port is fixedly installed with a cover plate by screws.

[0008] As a preferred technical scheme of the utility model, the bottom end of the heat shield is fixedly provided with a plurality of supporting legs, the bottom end of the supporting leg is fixedly provided with a positioning disc, and a plurality of positioning holes are formed in the surface of the positioning disc.

[0009] As a preferred technical scheme of the utility model, the bottom end of the bucket is fixedly connected with a discharge hopper, the input end of the discharge valve is fixedly connected with the middle part of the bottom end of the discharge hopper by bolts, the top of the bucket is fixedly provided with a supporting ring, the bottom end of the bucket cover is fixedly connected with the top end of the supporting ring by bolts, one side of the top end of the bucket cover is fixedly provided with a feeding pipe, the other side of the top end of the bucket cover is fixedly provided with a solvent input pipe, a through hole is formed in the middle part of the bucket cover, and the shaft sleeve is connected with the through hole in a penetrating manner.

[0010] As a preferred technical scheme of the utility model, the bottom of the stirring rod one is fixedly provided with a reinforcing rod one, one end of the reinforcing rod one is fixedly connected with the bottom of the stirring shaft, the top of the stirring shaft is fixedly provided with a blocking ring, the blocking ring is located at the bottom end of the shaft sleeve, and the top of the stirring rod two is fixedly provided with a reinforcing rod two.

[0011] As a preferred technical scheme of the utility model, the drive component includes a motor, the output shaft of the motor is fixedly connected with a worm, the worm is meshingly connected with two worm gears, the bottom end of one of the worm gears is fixedly connected with the top end of the stirring shaft, the bottom end of the other worm gear is fixedly provided with a transmission shaft, the bottom end of the transmission shaft is rotatably connected with the top end of the bucket cover through a bearing, the surface of the transmission shaft is fixedly provided with a gear one, the gear one is meshingly connected with a gear two, and the middle part of the gear two is fixedly connected with the top of the shaft sleeve.

[0012] As a preferred technical scheme of the utility model, both ends of the worm are rotatably connected with the support through the bearing, the support is made of stainless steel material, the bottom end of the motor is fixedly provided with the mounting seat, and the bottom end of the mounting seat and the bottom end of the support are fixedly connected with the top end of the bucket cover.

[0013] As a preferred technical scheme of the utility model, the bottom end of the case is welded with the middle part of the top end of the bucket cover, the top end of the case is provided with the maintenance opening, the surface of the maintenance opening is fixedly provided with the protective cover through the screw, the surface of the protective cover is provided with the heat dissipation opening, and the surface of the heat dissipation opening is fixedly provided with the protective net.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. The driving assembly can drive the stirring shaft and the shaft sleeve to rotate in opposite directions, and then the stirring rod one and the stirring rod two can rotate in opposite directions, the stirring rod one and the stirring rod two can mix the solvent and the UV glue through different rotating directions, the stirring efficiency of the UV glue is improved, the driving assembly has compact structure, does not occupy the space of the bottom end of the material bucket, and can reduce the energy consumption input, and the viscosity of the UV glue can be adjusted conveniently.

[0016] 2. The heating assembly can heat the heat conduction plate, the heat conduction plate can transmit heat to the UV glue in the material bucket, the UV glue can be heated, the flowability of the UV glue is improved, the stirring activity of the UV glue is facilitated, and the heating assembly can support the material bucket, the bottom end of the discharge valve is suspended, and the UV glue can be discharged through the discharge valve. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is one of structural schematic views of the utility model;

[0018] Figure 2 It is the second structural schematic view of the utility model;

[0019] Figure 3 It is an explosion structural schematic view of the utility model;

[0020] Figure 4 It is a structural schematic view of the heating assembly of the utility model;

[0021] Figure 5 It is a structural schematic view of the stirring shaft of the utility model;

[0022] Figure 6 It is a structural schematic view of the driving assembly of the utility model;

[0023] Figure 7 It is a structural schematic view of the shaft sleeve of the utility model;

[0024] Figure 8 It is a structure schematic view of the utility model case.

[0025] In the figure: 1, material bucket; 2, heat conduction plate; 3, discharge hopper; 4, discharge valve; 5, heating assembly; 501, heat shield; 502, heating wire; 503, cover plate; 504, support leg; 505, positioning disc; 6, support ring; 7, bucket cover; 8, stirring shaft; 9, shaft sleeve; 10, baffle ring; 11, stirring rod one; 12, reinforcing rod one; 13, stirring rod two; 14, reinforcing rod two; 15, case; 16, drive assembly; 1601, motor; 1602, worm; 1603, worm gear; 1604, transmission shaft; 1605, gear one; 1606, gear two; 1607, support; 17, protective cover; 18, protective net; 19, feeding pipe; 20, solvent input pipe. DETAILED DESCRIPTION

[0026] 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, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0027] Please refer to Figures 1-8 UV adhesive viscosity adjusting device for optical film production, including material bucket 1, the bottom of material bucket 1 is fixed with heat conduction plate 2, the surface of heat conduction plate 2 is equipped with heating assembly 5 for heating, heat conduction plate 2 can be heated by heating assembly 5, heat conduction plate 2 can transmit heat to UV adhesive inside material bucket 1, that is, UV adhesive can be heated, improve the flowability of UV adhesive, facilitate the stirring activity of UV adhesive, the middle of the bottom of material bucket 1 is fixed with discharge valve 4, heating assembly 5 can support material bucket 1, make the bottom of discharge valve 4 suspended in air, facilitate the discharge of UV adhesive through discharge valve 4, the top of material bucket 1 is fixed with bucket cover 7 through bolt, the middle of bucket cover 7 is rotatably connected with shaft sleeve 9 through bearing, shaft sleeve 9 is rotatably connected with stirring shaft 8 inside, the bottom of stirring shaft 8 is fixed with stirring rod one 11, the top of shaft sleeve 9 is fixed with stirring rod two 13, the top of bucket cover 7 is fixed with case 15, the inside of case 15 is equipped with drive assembly 16 for the reverse rotation of drive shaft sleeve 9 and stirring shaft 8, drive assembly 16 can drive stirring shaft 8 and shaft sleeve 9 to rotate reversely, then stirring rod one 11 and stirring rod two 13 can rotate reversely, improve the stirring efficiency of UV adhesive, the setting structure of drive assembly 16 is compact, does not occupy the space of the bottom of material bucket 1, and can reduce the energy consumption input;

[0028] In this embodiment, preferably, the heating assembly 5 comprises a heat shield 501, the top of the heat shield 501 is fixedly connected with the top of the heat conducting plate 2, the bottom of the heat shield 501 is fixedly connected with the bottom of the heat conducting plate 2, the inside of the heat shield 501 is provided with an electric heating wire 502, the electric heating wire 502 is fixedly connected with the surface of the heat conducting plate 2, both sides of the top end of the heat shield 501 are provided with mounting openings, the surface of the mounting openings is fixedly provided with a cover plate 503 through screws, the bottom end of the heat shield 501 is fixedly provided with a plurality of supporting legs 504, the bottom end of the supporting leg 504 is fixedly provided with a positioning disc 505, the surface of the positioning disc 505 is provided with a plurality of positioning holes, the heat shield 501 can be stably supported through the supporting leg 504, the supporting leg 504 can be fixed through the positioning holes of the positioning disc 505, the heat shield 501 can play a heat preservation and insulation role, the electric heating wire 502 inside the heat shield 501 can heat the heat conducting plate 2, and the heat conducting plate 2 can transmit heat to the UV glue inside the barrel 1, thereby increasing the flowability of the UV glue.

[0029] In this embodiment, preferably, the driving assembly 16 comprises a motor 1601, the output shaft of the motor 1601 is fixedly connected with a worm 1602, the worm 1602 is engagedly connected with two worm gears 1603, one end of one of the worm gears 1603 is fixedly connected with the top end of the stirring shaft 8, the bottom end of the other worm gear 1603 is fixedly provided with a transmission shaft 1604, the bottom end of the transmission shaft 1604 is rotatably connected with the top end of the barrel cover 7 through a bearing, the surface of the transmission shaft 1604 is fixedly provided with a gear one 1605, the gear one 1605 is engagedly connected with a gear two 1606, the middle part of the gear two 1606 is fixedly connected with the top part of the shaft sleeve 9, both ends of the worm 1602 are rotatably connected with a support 1607 through bearings, the support 1607 is made of stainless steel, the bottom end of the motor 1601 is fixedly provided with a mounting seat, the bottom end of the mounting seat and the bottom end of the support 1607 are fixedly connected with the top end of the barrel cover 7, the mounting seat and the support 1607 can be supported through the barrel cover 7, the support 1607 can support the worm 1602, the worm 1602 can drive the two worm gears 1603 to synchronously rotate through the motor 1601, and can play a role of speed reduction and torque increase, one of the worm gears 1603 can drive the stirring shaft 8 to rotate, the other worm gear 1603 can make the shaft sleeve 9 and the stirring shaft 8 reversely rotate through the gear one 1605 and the gear two 1606, that is, the stirring rod one 11 and the stirring rod two 13 can reversely rotate, thereby improving the stirring effect of the UV glue.

[0030] In this embodiment, preferably, the bottom end of the barrel 1 is fixedly connected with a discharge hopper 3, the input end of the discharge valve 4 is fixedly connected with the middle part of the bottom end of the discharge hopper 3 through bolts, the top end of the barrel 1 is fixedly provided with a supporting ring 6, the bottom end of the barrel cover 7 is fixedly connected with the top end of the supporting ring 6 through bolts, one side of the top end of the barrel cover 7 is fixedly provided with a feeding pipe 19, the other side of the top end of the barrel cover 7 is fixedly provided with a solvent input pipe 20, the middle part of the barrel cover 7 is provided with a through hole, the shaft sleeve 9 is insertedly connected with the through hole, the UV glue can be conveniently input into the barrel 1 through the feeding pipe 19, the solvent for viscosity adjustment of the UV glue can be added into the barrel 1 through the solvent input pipe 20, and the UV glue can be guided into the discharge valve 4 through the discharge hopper 3, so as to facilitate the discharge of the UV glue.

[0031] In this embodiment, preferably, the bottom end of the barrel 1 is fixedly connected with a discharge hopper 3, the input end of the discharge valve 4 is fixedly connected with the middle part of the bottom end of the discharge hopper 3 through bolts, the top end of the barrel 1 is fixedly provided with a supporting ring 6, the bottom end of the barrel cover 7 is fixedly connected with the top end of the supporting ring 6 through bolts, one side of the top end of the barrel cover 7 is fixedly provided with a feeding pipe 19, the other side of the top end of the barrel cover 7 is fixedly provided with a solvent input pipe 20, the middle part of the barrel cover 7 is provided with a through hole, the shaft sleeve 9 is insertedly connected with the through hole, the UV glue can be conveniently input into the barrel 1 through the feeding pipe 19, the solvent for viscosity adjustment of the UV glue can be added into the barrel 1 through the solvent input pipe 20, and the UV glue can be guided into the discharge valve 4 through the discharge hopper 3, so as to facilitate the discharge of the UV glue.

[0032] In this embodiment, preferably, the bottom end of the barrel 1 is fixedly connected with a discharge hopper 3, the input end of the discharge valve 4 is fixedly connected with the middle part of the bottom end of the discharge hopper 3 through bolts, the top end of the barrel 1 is fixedly provided with a supporting ring 6, the bottom end of the barrel cover 7 is fixedly connected with the top end of the supporting ring 6 through bolts, one side of the top end of the barrel cover 7 is fixedly provided with a feeding pipe 19, the other side of the top end of the barrel cover 7 is fixedly provided with a solvent input pipe 20, the middle part of the barrel cover 7 is provided with a through hole, the shaft sleeve 9 is insertedly connected with the through hole, the UV glue can be conveniently input into the barrel 1 through the feeding pipe 19, the solvent for viscosity adjustment of the UV glue can be added into the barrel 1 through the solvent input pipe 20, and the UV glue can be guided into the discharge valve 4 through the discharge hopper 3, so as to facilitate the discharge of the UV glue.

[0033] In use, the staff first inputs the UV glue into the barrel 1 through the feeding pipe 19, then adds the solvent for viscosity adjustment of the UV glue into the barrel 1 through the solvent input pipe 20, and then heats the heat-conducting plate 2 through the electric heating wire 502 of the heating assembly 5, so that the heat-conducting plate 2 can transfer heat to the UV glue in the barrel 1, thereby increasing the flowability of the UV glue. During the heating process, the heat shield 501 can play a heat preservation and insulation role, and the supporting legs 504 at the bottom end thereof can support the barrel 1, so that the discharge valve 4 is suspended in the air. The staff can control the electric heating wire 502 by using an existing temperature controller, so as to ensure the stability of the heating temperature.

[0034] In the process of heating the UV glue, the staff drives the worm 1602 through the motor 1601 of the driving assembly 16, the worm 1602 can drive the two worm gears 1603 to rotate synchronously, and can play the role of deceleration and increasing torque, one worm gear 1603 can drive the stirring shaft 8 to rotate, the other worm gear 1603 can drive the shaft sleeve 9 and the stirring shaft 8 to rotate reversely through the gear one 1605 and the gear two 1606, that is, the stirring rod one 11 and the stirring rod two 13 can be driven to rotate reversely, without adding the motor 1601 to drive them respectively, the stirring rod one 11 and the stirring rod two 13 can mix the solvent and the UV glue through different rotating directions, improve the stirring efficiency of the UV glue, and the reinforcing rod one 12 and the reinforcing rod two 14 can reinforce the stirring rod one 11 and the stirring rod two 13, and the stirring rod one 11 and the stirring rod two 13 are not easy to deform.

[0035] In the process of working of the driving assembly 16, the cabinet 15 and the protective cover 17 can provide protection, the heat dissipation port can dissipate heat inside the cabinet 15, the protective net 18 can prevent foreign matters from entering, after the solvent and the UV glue are mixed, the adjustment of the viscosity of the UV glue can be completed, the staff opens the discharge valve 4, the discharge hopper 3 can guide the UV glue into the discharge valve 4, and the UV glue can be discharged, the staff opens the protective cover 17, and the inside of the cabinet 15 can be overhauled through the maintenance opening.

[0036] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A UV adhesive viscosity adjusting device for optical film production, comprising a barrel (1), characterized in that: The bottom of the material bucket (1) is fixedly provided with a heat-conducting plate (2), the surface of the heat-conducting plate (2) is provided with a heating assembly (5), the middle of the bottom end of the material bucket (1) is fixedly provided with a discharge valve (4), the top end of the material bucket (1) is fixedly provided with a bucket cover (7), the middle of the bucket cover (7) is rotatably connected with a shaft sleeve (9), the inside of the shaft sleeve (9) is rotatably connected with a stirring shaft (8), the bottom of the stirring shaft (8) is fixedly provided with a stirring rod one (11), the top of the shaft sleeve (9) is fixedly provided with a stirring rod two (13), the top end of the bucket cover (7) is fixedly provided with a machine box (15), the inside of the machine box (15) is provided with a driving assembly (16) which drives the shaft sleeve (9) and the stirring shaft (8) to rotate in opposite directions.

2. The UV adhesive viscosity adjusting device for optical film production according to claim 1, characterized in that: The heating assembly (5) comprises a heat shield (501), the top of the heat shield (501) is fixedly connected with the top of the heat-conducting plate (2), the bottom of the heat shield (501) is fixedly connected with the bottom of the heat-conducting plate (2), the inside of the heat shield (501) is provided with an electric heating wire (502), the electric heating wire (502) is fixedly connected with the surface of the heat-conducting plate (2), the two sides of the top end of the heat shield (501) are both provided with a mounting hole, the surface of the mounting hole is fixedly provided with a cover plate (503) through screws.

3. The UV adhesive viscosity adjusting device for optical film production according to claim 2, characterized in that: The bottom end of the heat shield (501) is fixedly provided with a plurality of supporting legs (504), the bottom end of the supporting leg (504) is fixedly provided with a positioning disc (505), the surface of the positioning disc (505) is provided with a plurality of positioning holes.

4. The UV adhesive viscosity adjusting device for optical film production according to claim 1, characterized in that: The bottom end of the material bucket (1) is fixedly connected with a discharge hopper (3), the input end of the discharge valve (4) is fixedly connected with the middle of the bottom end of the discharge hopper (3) through bolts, the top end of the material bucket (1) is fixedly provided with a supporting ring (6), the bottom end of the bucket cover (7) is fixedly connected with the top end of the supporting ring (6) through bolts, one side of the top end of the bucket cover (7) is fixedly provided with a feeding pipe (19), the other side of the top end of the bucket cover (7) is fixedly provided with a solvent input pipe (20), the middle of the bucket cover (7) is provided with a through hole, the shaft sleeve (9) is connected with the through hole in a penetrating mode.

5. The UV adhesive viscosity adjusting device for optical film production according to claim 1, characterized in that: The bottom of the stirring rod one (11) is fixedly provided with a reinforcing rod one (12), one end of the reinforcing rod one (12) is fixedly connected with the bottom of the stirring shaft (8), the top of the stirring shaft (8) is fixedly provided with a blocking ring (10), the blocking ring (10) is located at the bottom end of the shaft sleeve (9), the top of the stirring rod two (13) is fixedly provided with a reinforcing rod two (14).

6. The UV adhesive viscosity adjusting device for optical film production according to claim 1, characterized in that: Said driving assembly (16) includes motor (1601), the output shaft of motor (1601) is fixedly connected with worm (1602), the worm (1602) is engaged with two worm gears (1603), one of the worm gears (1603) bottom end and the top end of stirring shaft (8) fixedly connected, the bottom end of another worm gear (1603) is fixed with transmission shaft (1604), the bottom end of transmission shaft (1604) is rotatably connected with the top end of barrel cover (7) through bearing, the surface of transmission shaft (1604) is fixedly provided with gear one (1605), gear one (1605) is engaged with gear two (1606), the middle part of gear two (1606) is fixedly connected with the top of shaft sleeve (9).

7. The UV adhesive viscosity adjusting device for optical film production according to claim 6, characterized in that: Both ends of the worm (1602) are rotatably connected with the support (1607) through the bearing, the support (1607) is made of stainless steel, the bottom end of the motor (1601) is fixedly provided with a mounting seat, and the bottom end of the mounting seat and the bottom end of the support (1607) are fixedly connected with the top end of the barrel cover (7). 8.The UV viscosity adjusting device for optical film production of claim 1, wherein: The bottom end of the case (15) is welded to the middle part of the top end of the barrel cover (7), the top end of the case (15) is provided with an access hole, the surface of the access hole is fixedly provided with a protective cover (17) through screws, the surface of the protective cover (17) is provided with a heat dissipation opening, and the surface of the heat dissipation opening is fixedly provided with a protective net (18).

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