CN215825461U

CN215825461U - LED backlight antistatic film cutting device

Info

Publication number: CN215825461U
Application number: CN202121902718.1U
Authority: CN
Inventors: 陈文萌
Original assignee: Shenzhen Zhongxin Microelectronics Technology Co ltd
Current assignee: Shenzhen Zhongxin Microelectronics Technology Co ltd
Priority date: 2021-08-15
Filing date: 2021-08-15
Publication date: 2022-02-15
Anticipated expiration: 2031-08-15

Abstract

The utility model discloses a cutting device for an antistatic film of an LED (light-emitting diode) backlight source, which comprises a base, a mounting plate, a rotating rod, a motor, a film winding roller, a knife roller and a mounting component, wherein the mounting plate is fixedly mounted at the upper end of the base, the rotating rods are movably mounted at both ends of one side of the mounting plate, the film winding roller is sleeved on the surface of the rotating rod, a transmission rod is movably mounted at the middle position of one side of the mounting plate, the knife roller is detachably mounted on the surface of the transmission rod through the mounting component, the motor connected with the rotating rod and the transmission rod is fixedly mounted at one side of the mounting plate, a cleaning strip at the lower end of the movable rod is attached to the antistatic film, and under the action of an internal connecting rod, a sliding sleeve, a first supporting spring and a second supporting spring, the cleaning strip at the lower end of the mounting strip is attached to the antistatic film, so that the cleaning effect is enhanced, the antistatic film of different thickness is convenient for clean.

Description

LED backlight antistatic film cutting device

Technical Field

The utility model relates to the technical field of LED backlight sources, in particular to a cutting device for an antistatic film of an LED backlight source.

Background

The backlight source is a light source located behind a Liquid Crystal Display (LCD), and its luminous effect will directly affect the visual effect of the liquid crystal display module (LCM). The liquid crystal display does not emit light, displays a pattern or modulates light, the black-and-white double-sided adhesive tape is mainly applied to a backlight source and plays roles of fixing and shading (shading edge light and light of a lamp position), also called a shading sheet and a black-and-white film, and is called black-and-white adhesive for short, and the selection of a used light source is very important in the design of the backlight source. The light source used determines the photoelectric parameters of the backlight, such as power consumption, brightness, color, etc., and also determines the characteristics of the backlight, such as its operating conditions and service life.

Antistatic membrane is the important subassembly of LED backlight, but need tailor it in antistatic membrane production and processing process, but current antistatic membrane is when tailorring, and its easy adhesion dust in surface or impurity influence antistatic membrane's later stage result of use, tailors the device simultaneously and uses for a long time, causes easily to tailor blade wearing and tearing seriously, changes the trouble of ten minutes.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an LED backlight antistatic film cutting device to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an antistatic membrane cutting device of LED backlight, includes base, mounting panel, dwang, motor, rolling membrane roller, rotor and installation component, the upper end fixed mounting of base has the mounting panel, the equal movable mounting in both ends of mounting panel one side has the dwang, the surface cover of dwang is equipped with rolling membrane roller, the intermediate position department movable mounting of mounting panel one side has the transfer line, the surface of transfer line has the rotor through installation component demountable installation, one side fixed mounting of mounting panel has the motor that is connected with dwang and transfer line, the opposite side fixed mounting of mounting panel has the structure of cleaning, clean the structure and be located between rolling membrane roller and the rotor, be convenient for clear up the antistatic membrane.

Preferably, the mounting assembly comprises a slot, an inserting strip, a mounting block, a telescopic clamping block, a movable block, a pushing block and a clamping and fixing spring, and the slot is formed in both sides of the surface of the transmission rod.

Preferably, the two sides of the inner wall of the knife roll are fixedly provided with inserting strips matched with the inserting grooves, so that the transmission rod can drive the knife roll to rotate conveniently, one end of the transmission rod is fixedly provided with an installation block, a clamping spring is fixedly arranged in the installation block, and two ends of the clamping spring are fixedly provided with movable blocks.

Preferably, one side fixed mounting of movable block has the flexible fixture block of laminating mutually with rotor one end, the one end of flexible fixture block is the slope form, the shifting chute has been seted up to one side of installation piece, the both sides of shifting chute inner wall all alternate have with movable block fixed connection's ejector pad, be convenient for drive flexible fixture block and contract to the quick dismantlement of the rotor of being convenient for.

Preferably, clean the structure and include dead lever, movable rod, sliding sleeve, gag lever post, slide bar, connecting rod, first supporting spring, second supporting spring and remove the strip, clean strip, mounting bar, bolt, perforation and fixed block, dead lever fixed mounting is in one side of mounting panel.

Preferably, the equal fixed mounting in both sides of dead lever one end has the fixed block, the other end movable mounting of dead lever has the movable rod, the intermediate position department fixed mounting of movable rod inner wall has the slide bar, the both ends of slide bar all overlap and are equipped with the sliding sleeve.

Preferably, one side movable mounting of sliding sleeve has the connecting rod, the both ends of slide bar all overlap and are equipped with the first supporting spring that is connected with the sliding sleeve, the equal fixed mounting in both ends of movable rod inner wall has the gag lever post, the last pot head of gag lever post is equipped with second supporting spring, two movable mounting has the removal strip with second supporting spring fixed connection between the gag lever post lower extreme, remove the upper end of strip and the lower extreme swing joint of connecting rod.

Preferably, the lower extreme fixed mounting who removes the strip has the mounting bar, the equal fixed mounting in one side that the mounting bar is relative with the dead lever has the cleaning strip, the perforation has all been seted up on the one end of movable rod and the surface of fixed block, the inside of fenestrate runs through there is the bolt that is used for fixed movable rod.

Compared with the prior art, the utility model has the beneficial effects that:

1. the cleaning device is simple in structure, and due to the arrangement of the cleaning assembly, the whole device has a good cleaning effect, a user places an antistatic film on the fixed rod, the user rotates the movable rod to fix the movable rod through the bolt and the perforation, the cleaning strip at the lower end of the movable rod is attached to the antistatic film, and under the action of the internal connecting rod, the sliding sleeve, the first supporting spring and the second supporting spring, the cleaning strip at the lower end of the mounting strip is attached to the antistatic film, so that the cleaning effect is enhanced, and meanwhile, the cleaning of the antistatic films with different thicknesses is facilitated;

2. when the knife roll is detached, a user pushes the push block, the push block drives the movable block to move towards the inside of the mounting block, the telescopic fixture block is retracted, and the knife roll is conveniently and quickly mounted.

Drawings

FIG. 1 is a schematic side view of the apparatus of the present invention.

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

Fig. 3 is a schematic side view of the cleaning structure of the present invention.

In the figure: 1. a base; 2. mounting a plate; 3. rotating the rod; 4. a film winding roller; 5. a knife roll; 6. a cleaning structure; 7. a slot; 8. cutting; 9. a transmission rod; 10. mounting blocks; 11. a telescopic clamping block; 12. a movable block; 13. a push block; 14. clamping and fixing the spring; 15. fixing the rod; 16. a movable rod; 17. a sliding sleeve; 18. a limiting rod; 19. a slide bar; 20. a connecting rod; 21. a first support spring; 22. a second support spring; 23. a moving bar; 24. cleaning strips; 25. mounting a bar; 26. a bolt; 27. perforating; 28. and (5) fixing blocks.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and fig. 2, an embodiment of the present invention: an LED backlight antistatic film cutting device comprises a base 1, a mounting plate 2, a rotating rod 3, a motor, a film winding roller 4, a knife roller 5 and a mounting component, wherein the mounting plate 2 is fixedly mounted at the upper end of the base 1, the rotating rod 3 is movably mounted at both ends of one side of the mounting plate 2, the film winding roller 4 is sleeved on the surface of the rotating rod 3, a transmission rod 9 is movably mounted at the middle position of one side of the mounting plate 2, the knife roller 5 is detachably mounted on the surface of the transmission rod 9 through the mounting component, the mounting component comprises a slot 7, an inserting strip 8, a mounting block 10, a telescopic clamping block 11, a movable block 12, a pushing block 13 and a clamping spring 14, the slot 7 is respectively arranged at both sides of the surface of the transmission rod 9, the inserting strip 8 matched with the slot 7 is fixedly mounted at both sides of the inner wall of the knife roller 5, the transmission rod 9 is convenient to drive the knife roller 5 to rotate, the mounting block 10 is fixedly mounted at one end of the transmission rod 9, a clamping spring 14 is fixedly installed inside the installation block 10, movable blocks 12 are fixedly installed at two ends of the clamping spring 14, a telescopic clamping block 11 attached to one end of the knife roll 5 is fixedly installed at one side of each movable block 12, one end of each telescopic clamping block 11 is inclined, a moving groove is formed in one side of the installation block 10, push blocks 13 fixedly connected with the movable blocks 12 are inserted into two sides of the inner wall of each moving groove in a penetrating manner, the telescopic clamping blocks 11 are conveniently driven to contract, the knife roll 5 is conveniently and quickly disassembled, and a motor connected with the rotating rod 3 and the transmission rod 9 is fixedly installed at one side of the installation plate 2;

wherein, when the rotor 5 inserts the surface of transfer line 9, the pot head of rotor 5 is on the surface of installation piece 10, when rotor 5 and flexible fixture block 11 contact, the inside of installation piece 10 is contract to the one end of flexible fixture block 11, compress the card solid spring 14 through movable block 12, rotor 5 inserts the surface of transfer line 9 through gib 8 and slot 7, when rotor 5 breaks away from with flexible fixture block 11, flexible fixture block 11 pops out under the effect of card solid spring 14, make one side of flexible fixture block 11 laminate mutually with the one end of rotor 5, be convenient for install rotor 5 fast, when dismantling rotor 5, the user promotes ejector pad 13, ejector pad 13 drives movable block 12 and removes to the inside of installation piece 10, make flexible fixture block 11 contract, be convenient for quick dismantlement of rotor 5.

Referring to fig. 1 and 3, a cleaning structure 6 is fixedly installed at the other side of the installation plate 2, the cleaning structure 6 is located between the film winding roller 4 and the knife roller 5, and is convenient for cleaning an antistatic film, the cleaning structure 6 includes a fixed rod 15, a movable rod 16, a sliding sleeve 17, a limiting rod 18, a sliding rod 19, a connecting rod 20, a first supporting spring 21, a second supporting spring 22, a movable strip 23, a cleaning strip 24, an installation strip 25, a bolt 26, a perforation 27 and a fixed block 28, the fixed rod 15 is fixedly installed at one side of the installation plate 2, the fixed block 28 is fixedly installed at both sides of one end of the fixed rod 15, the movable rod 16 is movably installed at the other end of the fixed rod 15, the sliding rod 19 is fixedly installed at the middle position of the inner wall of the movable rod 16, the sliding sleeve 17 is installed at both ends of the sliding rod 19, the connecting rod 20 is movably installed at one side of the sliding sleeve 17, the first supporting spring 21 connected with the sliding sleeve 17 is installed at both ends of the sliding rod 19, both ends of the inner wall of the movable rod 16 are fixedly provided with limiting rods 18, the upper end of each limiting rod 18 is sleeved with a second supporting spring 22, a movable strip 23 fixedly connected with the second supporting spring 22 is movably arranged between the lower ends of the two limiting rods 18, the upper end of each movable strip 23 is movably connected with the lower end of the corresponding connecting rod 20, the lower end of each movable strip 23 is fixedly provided with a mounting strip 25, one side of each mounting strip 25 opposite to the fixed rod 15 is fixedly provided with a cleaning strip 24, one end of each movable rod 16 and the surface of the corresponding fixed block 28 are provided with through holes 27, and a bolt 26 for fixing the movable rod 16 penetrates through the through holes 27;

wherein, the user places the antistatic membrane on dead lever 15, the user rotates movable rod 16, fix movable rod 16 through bolt 26 and perforation 27, the strip 24 that cleans of movable rod 16 lower extreme laminates with the antistatic membrane mutually, clean strip 24 at inside connecting rod 20, slide bar 19, sliding sleeve 17, under first supporting spring 21 and second supporting spring 22's the effect, make the strip 24 that cleans of mounting bar 25 lower extreme and the laminating of antistatic membrane, when having strengthened and having cleaned the effect, be convenient for clean the antistatic membrane of different thickness.

The working principle is as follows: when the utility model is used, the safety of the device is firstly checked, a user places an antistatic film on the fixed rod 15, the user rotates the movable rod 16, the movable rod 16 is fixed through the bolt 26 and the perforation 27, the cleaning strip 24 at the lower end of the movable rod 16 is attached to the antistatic film, the cleaning strip 24 is attached to the antistatic film under the action of the internal connecting rod 20, the sliding rod 19, the sliding sleeve 17, the first supporting spring 21 and the second supporting spring 22, so that the cleaning strip 24 at the lower end of the mounting strip 25 is attached to the antistatic film, the cleaning effect is enhanced, meanwhile, the cleaning of the antistatic films with different thicknesses is facilitated, when the knife roll 5 is inserted into the surface of the transmission rod 9, one end of the knife roll 5 is sleeved on the surface of the mounting block 10, when the knife roll 5 is in contact with the telescopic fixture block 11, one end of the telescopic fixture block 11 is contracted into the mounting block 10, the movable block 12 compresses the fixture spring 14, the knife roll 5 is inserted into the surface of the transmission rod 9 through the insertion strip 8 and the insertion groove 7, when rotor 5 breaks away from with flexible fixture block 11, flexible fixture block 11 pops out under the effect of card solid spring 14 for one side of flexible fixture block 11 is laminated mutually with rotor 5's one end, is convenient for install rotor 5 fast, and when dismantling rotor 5, the user promotes ejector pad 13, and ejector pad 13 drives movable block 12 and removes to the inside of installing block 10, makes flexible fixture block 11 shrink, the quick dismantlement of rotor 5 of being convenient for.

The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an antistatic membrane cutting device of LED backlight, includes base (1), mounting panel (2), dwang (3), motor, rolling membrane roller (4), rotor (5) and installation component, its characterized in that: the utility model discloses a cleaning machine, including base (1), mounting panel (2), the equal movable mounting in both ends of mounting panel (2) one side has dwang (3), the surface cover of dwang (3) is equipped with rolling membrane roller (4), the intermediate position department movable mounting of mounting panel (2) one side has transfer line (9), the surface of transfer line (9) has rotor (5) through installation component demountable installation, one side fixed mounting of mounting panel (2) has the motor that is connected with dwang (3) and transfer line (9), the opposite side fixed mounting of mounting panel (2) has cleaning structure (6), cleaning structure (6) are located between rolling membrane roller (4) and rotor (5), are convenient for clear up the anti-static membrane.

2. The cutting device for the antistatic film of the LED backlight source as claimed in claim 1, wherein: the mounting assembly comprises a slot (7), an inserting strip (8), a mounting block (10), a telescopic clamping block (11), a movable block (12), a push block (13) and a clamping and fixing spring (14), and the slot (7) is formed in the two sides of the surface of the transmission rod (9).

3. The cutting device for the antistatic film of the LED backlight source as claimed in claim 2, wherein: the equal fixed mounting in both sides of rotor (5) inner wall has with slot (7) matched with cutting insert (8), is convenient for transfer line (9) to drive rotor (5) and rotates, the one end fixed mounting of transfer line (9) has installation piece (10), the inside fixed mounting of installation piece (10) has solid spring of card (14), the equal fixed mounting in both ends of the solid spring of card (14) has movable block (12).

4. The cutting device for the antistatic film of the LED backlight source according to claim 3, wherein: one side fixed mounting of movable block (12) has flexible fixture block (11) of laminating mutually with rotor (5) one end, the one end of flexible fixture block (11) is the slope form, the shifting chute has been seted up to one side of installation piece (10), the both sides of shifting chute inner wall all alternate have with movable block (12) fixed connection's ejector pad (13), are convenient for drive flexible fixture block (11) and contract to the quick dismantlement of rotor (5) of being convenient for.

5. The cutting device for the antistatic film of the LED backlight source as claimed in claim 4, wherein: clean structure (6) including dead lever (15), movable rod (16), sliding sleeve (17), gag lever post (18), slide bar (19), connecting rod (20), first supporting spring (21), second supporting spring (22) and remove strip (23), clean strip (24), mounting bar (25), bolt (26), perforation (27) and fixed block (28), dead lever (15) fixed mounting is in one side of mounting panel (2).

6. The cutting device for the antistatic film of the LED backlight source as claimed in claim 5, wherein: the utility model discloses a fixed rod (15) for the automobile seat, including dead lever (15), the equal fixed mounting in both sides of dead lever (15) one end has fixed block (28), the other end movable mounting of dead lever (15) has movable rod (16), the intermediate position department fixed mounting of movable rod (16) inner wall has slide bar (19), the both ends of slide bar (19) all overlap and are equipped with sliding sleeve (17).

7. The cutting device for the antistatic film of the LED backlight source as claimed in claim 6, wherein: one side movable mounting of sliding sleeve (17) has connecting rod (20), the both ends of slide bar (19) all overlap and are equipped with first supporting spring (21) that are connected with sliding sleeve (17), the equal fixed mounting in both ends of movable rod (16) inner wall has gag lever post (18), the last pot head of gag lever post (18) is equipped with second supporting spring (22), two movable mounting has removal strip (23) with second supporting spring (22) fixed connection between gag lever post (18) lower extreme, the upper end of removing strip (23) and the lower extreme swing joint of connecting rod (20).

8. The cutting device for the antistatic film of the LED backlight source according to claim 7, wherein: the lower extreme fixed mounting that removes strip (23) has mounting bar (25), the equal fixed mounting in one side that mounting bar (25) and dead lever (15) are relative has cleaning strip (24), perforation (27) have all been seted up on the one end of activity pole (16) and the surface of fixed block (28), the inside of perforation (27) is run through and is used for bolt (26) of fixed activity pole (16).