CN213052275U

CN213052275U - LED is anti-dazzling screen stamping device for backlight

Info

Publication number: CN213052275U
Application number: CN202021914173.1U
Authority: CN
Inventors: 黄光俊
Original assignee: Yamashing Electronics Shenzhen Co ltd
Current assignee: Yamashing Electronics Shenzhen Co ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-04-27
Anticipated expiration: 2030-09-04

Abstract

The utility model discloses a LED is anti-dazzling screen stamping device for backlight, comprising a base plate, the top of bottom plate is fixed with casing and punching press platform, the motor is installed to the bottom surface of the inside of casing, the output shaft carousel of motor, be fixed with the bull stick on the carousel, the outer wall of bull stick articulates there is first connecting rod. The utility model discloses reduce the motion cycle of punching press head, make its quick punching press, improved production efficiency greatly in the production of extensive anti-dazzling screen, the casing can prevent to have the inside corruption that causes of dust access device, can prevent that someone from missing and touching and cause the injury, the second fixed plate can be fixed anti-dazzling screen on the punching press bench before the punching press, prevent that it from taking place the off tracking when the punching press, its punching press precision has been improved, the fixed anti-skidding rubber pad in second fixed plate bottom can prevent that anti-dazzling screen from being pressed from both sides by too big power and hindering, cause the waste, antiskid of doing, it stabilizes the centre gripping to anti-dazzling screen to make the second fixed plate.

Description

LED is anti-dazzling screen stamping device for backlight

Technical Field

The utility model relates to a LED backlight technical field especially relates to a LED is anti-dazzling screen stamping device for backlight.

Background

The function of the light-shielding sheet is to enable the light source to be uniformly displayed through the light-shielding sheet, so that the light irradiation intensity is in a control range. It can be widely used for electronic watches, computers and peripheral modules of liquid crystal TV, and plays important roles of heat conduction, buffering, backlight, water resistance, friction resistance and the like.

In the production process of the light shield, the light shield needs to be punched, but the existing punching device mostly adopts a hydraulic cylinder to drive a punching head to punch the light shield, the hydraulic cylinder needs to be lifted repeatedly, the movement period is long, the time is delayed in large-scale production, the light shield is not well fixed, the light shield is easy to deviate during punching, the punching precision is reduced, the defects are caused, and the resource waste is generated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current stamping device among the prior art and adopting the pneumatic cylinder to drive the punching press head to carry out the punching press to the anti-dazzling screen more, need the pneumatic cylinder to go up and down repeatedly, its motion cycle is long, delays time very much in large-scale production, and the anti-dazzling screen does not have good fixed, takes place the off tracking very easily when the punching press, has reduced its punching press precision, causes badly, produces the shortcoming of wasting of resources, and the anti-dazzling screen stamping device for the LED backlight that provides.

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

a light-shading sheet stamping device for an LED backlight source comprises a base plate, wherein a shell and a stamping platform are fixed at the top of the base plate, a motor is installed on the bottom surface of the interior of the shell, an output shaft rotating disc of the motor is fixed on the rotating disc, a rotating rod is fixed on the rotating disc, a first connecting rod is hinged to the outer wall of the rotating rod, a connecting block is hinged to the end portion of the first connecting rod, an opening is formed in the side surface of the shell, first fixing plates are fixed on two sides of the opening, which are located in the shell, first sliding grooves are formed in opposite surfaces of the two first fixing plates, a first sliding block is fixed at the top and the bottom of the connecting block, the first sliding block is slidably installed in the first sliding grooves, a second connecting rod and a third connecting rod are hinged to the side surface of one end, away from the first connecting rod, of the connecting block is fixed on the side surface, the end of the second connecting rod is hinged to a stamping plate, a fixing rod is fixed to the top of the stamping plate, a sliding sleeve is fixed to the side face of the fixing rod, a sliding rod is fixed to the bottom of the mounting plate, the sliding rod is slidably mounted in the sliding sleeve, a stamping head is mounted at the bottom of the stamping plate, the stamping table is located below the stamping head, and a fixing mechanism is arranged at the bottom of the stamping plate.

Preferably, the fixing mechanism comprises a sleeve, a guide rod is sleeved in the sleeve in a sliding manner, and a second fixing plate is fixed at the end part of the guide rod.

Preferably, a spring is fixed on the outer wall of the sleeve, and the end of the spring is fixed on the top of the second fixing plate.

Preferably, an anti-skid rubber pad is fixed to the top of the second fixing plate, a second sliding groove is formed in the side face of the shell, a second sliding block is fixed to the side face of the stamping plate, and the second sliding block is slidably mounted in the second sliding groove.

Preferably, a fixed block is fixed at the bottom of the mounting plate, and the end of the third connecting rod is hinged to the side face of the fixed block.

Preferably, the top of the bottom plate is provided with a mounting hole, and the end part of the sliding rod is fixed with a limiting block.

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

1: the utility model discloses in through mutually supporting of carousel, first connecting rod, second connecting rod, third connecting rod and punching press board, reduce the motion cycle of punching press head, make its quick punching press, improved production efficiency greatly in the production of extensive anti-dazzling screen, first slider slidable mounting has increased the stability of connecting block motion in first spout, and the casing can prevent to have the inside corruption that leads to the fact of dust entering device, can prevent that someone from touching by mistake and causing the injury.

2: the utility model discloses well punching press board bottom installation sleeve under the mutually supporting of sleeve, guide bar and spring, makes the second fixed plate can fix the anti-dazzling screen on the punching press bench before the punching press, prevents that it from taking place the off tracking when the punching press, has improved its punching press precision, and the anti-skidding rubber pad of second fixed plate bottom fixed can prevent that the anti-dazzling screen from being pressed from both sides by too big power and hindering, causes the waste, and the antiskid of doing makes the second fixed plate stabilize the centre gripping to the anti-dazzling screen.

Drawings

Fig. 1 is a front view of a light shielding sheet stamping device for an LED backlight source according to the present invention;

fig. 2 is a front cross-sectional view of a light shielding sheet stamping device for an LED backlight source according to the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

fig. 4 is a schematic view of the connection between the turntable and the rotary rod of the anti-dazzling screen stamping device for LED backlight source according to the present invention.

In the figure: the device comprises a base plate 1, a shell 2, a mounting hole 3, a motor 4, a rotating disc 5, a first connecting rod 6, a rotating rod 7, a first sliding groove 8, a first sliding block 9, a connecting block 10, a first fixing plate 11, a second sliding block 12, a second sliding groove 13, a punching table 14, a punching head 15, an anti-skid rubber pad 16, a second fixing plate 17, a spring 18, a guide rod 19, a sleeve 20, a punching plate 21, a fixing rod 22, a second connecting rod 23, a sliding rod 24, a third connecting rod 25, a mounting plate 26, a connecting rod 27, a sliding sleeve 28 and a limiting block 29.

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.

Referring to fig. 1-4, a light-shielding sheet stamping device for an LED backlight source comprises a base plate 1, a housing 2 and a stamping table 14 are fixed on the top of the base plate 1, a motor 4 is installed on the bottom surface inside the housing 2, an output shaft of the motor 4 is connected with a turntable 5, a rotary rod 7 is fixed on the turntable 5, a first connecting rod 6 is hinged on the outer wall of the rotary rod 7, a connecting block 10 is hinged on the end portion of the first connecting rod 6, an opening is formed on the side surface of the housing 2, first fixing plates 11 are fixed on both sides of the opening inside the housing 2, first sliding grooves 8 are formed on the opposite surfaces of the two first fixing plates 11, first sliding blocks 9 are fixed on the top and the bottom of the connecting block 10, the first sliding blocks 9 are slidably installed in the first sliding grooves 8, a second connecting rod 23 and a third connecting rod 25 are hinged on the side surface of the connecting block 10 far away from one end of, the end part of the third connecting rod 25 is hinged to the bottom of the mounting plate 26, the end part of the second connecting rod 23 is hinged to the stamping plate 21, the top of the stamping plate 21 is fixed with the fixing rod 22, the side surface of the fixing rod 22 is fixed with the sliding sleeve 28, the bottom of the mounting plate 26 is fixed with the sliding rod 24, the sliding rod 24 is slidably mounted in the sliding sleeve 28, the bottom of the stamping plate 21 is provided with the stamping head 15, the stamping table 14 is located below the stamping head 15, and the bottom of the stamping plate 21 is provided with the fixing mechanism.

The fixing mechanism comprises a sleeve 20, a guide rod 19 is sleeved in the sleeve 20 in a sliding mode, a second fixing plate 17 is fixed at the end portion of the guide rod 19, a spring 18 is fixed on the outer wall of the sleeve 20, the end portion of the spring 18 is fixed at the top of the second fixing plate 17, an anti-skid rubber pad 16 is fixed at the top of the second fixing plate 17, a second sliding groove 13 is formed in the side face of the shell 2, a second sliding block 12 is fixed on the side face of the stamping plate 21, and the second sliding block 12 is installed in the second sliding groove 13 in a sliding mode.

The bottom of the mounting plate 26 is fixed with a fixed block, the end of the third connecting rod 25 is hinged on the side of the fixed block, the top of the bottom plate 1 is provided with a mounting hole 3, and the end of the sliding rod 24 is fixed with a limit block 29.

The working principle is as follows: when the anti-corrosion device is used, a to-be-stamped anti-corrosion sheet is placed on the stamping table 14, the motor 4 is started, the output shaft of the motor 4 drives the turntable 5 to rotate, the turntable 5 drives the rotating rod 7 to rotate, the rotating rod 7 drives the connecting block 10 to slide left and right between the two first fixing plates 11 through the first connecting rod 6, the connecting block 10 enables the stamping plate 21 to move up and down through the second connecting rod 23 and the third connecting rod 25, the stamping plate 21 drives the stamping head 15 to move up and down to stamp the anti-corrosion sheet, the movement period of the stamping head 15 is reduced through the mutual matching of the turntable 5, the first connecting rod 6, the second connecting rod 23, the third connecting rod 25 and the stamping plate 21, the anti-corrosion device is rapidly stamped, the production efficiency is greatly improved in the production of the anti-corrosion sheet on a large scale, the first sliding block 9 is slidably installed in the first sliding groove 8, the movement stability of the connecting, can prevent that someone from touching by mistake and causing the injury, punching press board 21 bottom installation sleeve 20, under the mutually supporting of guide bar 19 and spring 18, make second fixed plate 17 can fix the anti-dazzling screen on punching press platform 14 before the punching press, prevent that it from taking place the off tracking when the punching press, improved its punching press precision, anti-skidding rubber pad 16 of second fixed plate 17 bottom fixed can prevent that the anti-dazzling screen from being pressed from both sides by too big power and hindering, cause the waste, antiskid also, make second fixed plate 17 stabilize the centre gripping to the anti-dazzling screen.

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. A light-shielding sheet stamping device for an LED backlight source comprises a base plate (1) and is characterized in that a shell (2) and a stamping table (14) are fixed at the top of the base plate (1), a motor (4) is installed on the bottom surface of the inside of the shell (2), an output shaft of the motor (4) is connected with a rotary table (5), a rotary rod (7) is fixed on the rotary table (5), a first connecting rod (6) is hinged to the outer wall of the rotary rod (7), a connecting block (10) is hinged to the end portion of the first connecting rod (6), an opening is formed in the side face of the shell (2), first fixing plates (11) are fixed on two sides of the opening, which are located inside the shell (2), first sliding grooves (8) are formed in the opposite faces of the two first fixing plates (11), and first sliding blocks (9) are fixed at the top and the bottom of the connecting block (10), the first sliding block (9) is slidably arranged in the first sliding groove (8), the side surface of one end of the connecting block (10) far away from the first connecting rod (6) is hinged with a second connecting rod (23) and a third connecting rod (25), a mounting plate (26) is fixed on the side surface of the shell (2), the end part of the third connecting rod (25) is hinged at the bottom of the mounting plate (26), the end part of the second connecting rod (23) is hinged with a stamping plate (21), the top of the stamping plate (21) is fixed with a fixed rod (22), a sliding sleeve (28) is fixed on the side surface of the fixed rod (22), a sliding rod (24) is fixed at the bottom of the mounting plate (26), the sliding rod (24) is slidably arranged in the sliding sleeve (28), the bottom of the stamping plate (21) is provided with a stamping head (15), the stamping platform (14) is positioned below the stamping head (15), and the bottom of the stamping plate (21) is provided with a fixing mechanism.

2. The device for stamping the light-shielding sheet for the LED backlight source as claimed in claim 1, wherein the fixing mechanism comprises a sleeve (20), a guide rod (19) is slidably sleeved in the sleeve (20), and a second fixing plate (17) is fixed at an end of the guide rod (19).

3. The apparatus as claimed in claim 2, wherein the spring (18) is fixed to the outer wall of the sleeve (20), and the end of the spring (18) is fixed to the top of the second fixing plate (17).

4. The device for stamping the light-shielding sheet for the LED backlight source as claimed in claim 2, wherein an anti-slip rubber pad (16) is fixed on the top of the second fixing plate (17), a second sliding groove (13) is formed on the side surface of the housing (2), a second sliding block (12) is fixed on the side surface of the stamping plate (21), and the second sliding block (12) is slidably mounted in the second sliding groove (13).

5. The punching device of the light shielding sheet for the LED backlight source as claimed in claim 1, wherein a fixed block is fixed at the bottom of the mounting plate (26), and the end of the third link (25) is hinged at the side of the fixed block.

6. The punching device for the light shielding sheet of the LED backlight source as claimed in claim 1, wherein the top of the bottom plate (1) is provided with a mounting hole (3), and a limiting block (29) is fixed at the end of the sliding rod (24).