CN212276146U

CN212276146U - Novel LCD screen detects device

Info

Publication number: CN212276146U
Application number: CN202020937511.7U
Authority: CN
Inventors: 李旦清
Original assignee: Shenzhen Feixinda Industrial Co ltd
Current assignee: Shenzhen Feixinda Industrial Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-01-01
Anticipated expiration: 2030-05-28

Abstract

The utility model discloses a novel LCD screen detects device, including shell, motor and control button, the observation mouth has been seted up in the front of shell, the positive fixed welding of shell has the cover that shelters from, evenly be fixed with the guide strip on the positive inner wall of shell, and every group the inside of guide strip is evenly inlayed and is articulated to have the gyro wheel, evenly be fixed with the telescopic link on the back inner wall of shell, and every group the outside cover of telescopic link is established and is installed the spring, the positive one end welded fastening of telescopic link has the grip block. The utility model discloses a set up the front of shell and seted up the observation mouth, and set up the outside of sheltering from cover parcel at the observation mouth, the device is when using, through the LCD screen that will wait to detect and insert the inside of establishing at the shell, through the sheltering from of shell and sheltering from cover to the light beam for the staff can be through observing the state after the clear observation LCD screen circular telegram of mouth, effectual accuracy when having ensured the detection.

Description

Novel LCD screen detects device

Technical Field

The utility model relates to a LCD screen check out test set technical field specifically is a novel LCD screen detects device.

Background

The liquid crystal screen is an active matrix liquid crystal display screen driven by a thin film transistor, when the liquid crystal screen works, the liquid crystal screen mainly uses current to stimulate liquid crystal molecules to generate points, lines and surfaces to be matched with a back lamp tube to form a picture, the liquid crystal screen is used as common display equipment in daily life, and when the liquid crystal screen is produced, in order to improve the delivery quality of the liquid crystal screen and prevent the liquid crystal screen which is put into the market from being damaged, the liquid crystal screen is generally required to be electrified and detected before delivery, and the phenomena of damaged points and light leakage of the liquid crystal screen are prevented;

when the existing factory detection device for the liquid crystal screen works, the light leakage and dead pixel phenomena generated on the surface of the liquid crystal screen are influenced by illumination after the liquid crystal screen is electrified due to the fact that the illumination intensity in a workshop is too comprehensive, and the detection is inaccurate;

in addition, when the liquid crystal display is detected, for guaranteeing the accuracy of detection, the liquid crystal display is generally required to be positioned and limited, when the existing liquid crystal display detection device is detected, the liquid crystal display is fixed and clamped through a clamp, the clamp is required to be adjusted for multiple times during use, the clamping process is excessively complicated, and the liquid crystal display flow is not facilitated to be coherent and detected, so that the novel liquid crystal display detection device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel LCD screen detection device to current LCD screen detection device who proposes in solving above-mentioned background art is examining time measuring to the LCD screen, and when the LCD screen circular telegram, its surface is influenced by surrounding illumination, leads to light leak and dead pixel easily to survey not comprehensively, and too loaded down with trivial details to the centre gripping of LCD screen in the testing process, influences detection efficiency's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a novel liquid crystal display detection device comprises a shell, a motor and a control button, wherein an observation opening is formed in the front of the shell, a shielding cover is fixedly welded in the front of the shell, guide strips are uniformly fixed on the inner wall of the front of the shell, rollers are uniformly embedded and hinged in the guide strips of each group, telescopic rods are uniformly fixed on the inner wall of the back of the shell, springs are sleeved on the outer side of each telescopic rod of each group, a clamping plate is fixedly welded at one end of the front of the telescopic rod, rollers are uniformly and vertically hinged in the clamping plate, the upper ends of the central shafts of the rollers of each group are mutually connected through a first belt pulley transmission mechanism, the motor is fixedly arranged at the middle position of the back of the clamping plate, and a rotating output shaft of the motor is fixedly connected with the upper ends of the central shafts of one group of rollers through a second belt pulley transmission, the right side symmetry of grip block and guide strip is fixed with the guide board, the vertical insert of back intermediate position of shell is equipped with the transfer line, the symmetry is inserted on the upper and lower both sides outer wall of shell and is equipped with the screw rod, and every group the equal fixed mounting of one end that the screw rod is located the shell inside has spacing layering, every group the outside of screw rod is all overlapped and is established and install the swivel nut, and every group all through the transmission of third belt pulley drive mechanism between swivel nut and the transfer line and be connected, the right side top fixed mounting of shell has control button.

Preferably, the left side and the right side of the shell are arranged in a penetrating mode, and the shielding cover is fixed on the outer side of the observation opening in a surrounding mode.

Preferably, the roller is rotatably connected with the guide strip, the roller is rotatably connected with the clamping plate, one end of the spring is fixedly mounted on the inner wall of the shell, the other end of the spring is fixedly mounted on the back face of the clamping plate, and the clamping plate is elastically and telescopically connected with the shell through the spring.

Preferably, the guide plates are arc-shaped, and the right ends of the two groups of guide plates deflect away from the middle position of the shell correspondingly.

Preferably, the limiting rods are symmetrically fixed to the left side and the right side of the limiting pressing strip, the other end of each limiting rod is inserted into the outer wall of the shell, and the limiting pressing strip is connected with the shell in a vertically sliding mode through the limiting rods.

Preferably, the threaded sleeve is hinged to the outer wall of the shell and is rotatably connected with the shell, threads assembled on the inner wall of the threaded sleeve are matched with threads assembled on the outer wall of the screw rod, and the threaded sleeve is rotatably connected with the screw rod threads through meshing of the threads.

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

1. the front side of the shell is provided with the observation port, and the shielding cover is arranged to wrap the outer side of the observation port, so that when the device is used, the liquid crystal screen to be detected is inserted into the shell, and the shell and the shielding cover shield the light beam, so that a worker can clearly observe the electrified state of the liquid crystal screen through the observation port, and the accuracy in detection is effectively guaranteed;

2. the elastic support of the spring is arranged between the clamping plate and the shell, so that when the device is used, the clamping plate and the guide strip are matched with each other, the liquid crystal screen can be effectively clamped and fixed, meanwhile, the roller is arranged to be hinged to the clamping plate, and can be driven by a motor to rotate under the transmission action of the first belt pulley transmission mechanism and the second belt pulley transmission mechanism, so that the liquid crystal screen smoothly passes through the inside of the device;

3. through setting up screw thread swivelling joint between screw rod and the swivel nut for the device is when using, through rotating the swivel nut, under the meshing effect of screw thread, can be so that the screw rod reciprocates in the swivel nut is inside, thereby drives spacing layering and removes the regulation, makes the device can restrict the LCD screen of the different specifications of centre gripping, the effectual application scope that has improved the device, and it is convenient to adjust.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic top sectional view of the structure of the present invention;

FIG. 2 is a schematic top view of the structure of the present invention;

FIG. 3 is a schematic sectional view of the front view of the structure of the present invention;

fig. 4 is a schematic view of the front view of the structure of the present invention.

In the figure: 1. a housing; 2. an observation port; 3. a shield cover; 4. a guide strip; 5. a roller; 6. A telescopic rod; 7. a spring; 8. a clamping plate; 9. a roller; 10. a first pulley drive mechanism; 11. a motor; 12. a second pulley drive; 13. a guide plate; 14. a transmission rod; 15. a screw; 16. limiting and pressing strips; 17. a threaded sleeve; 18. a third pulley drive; 19. and a control button.

The specific implementation mode is as follows:

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a novel LCD screen detection device, which comprises an outer shell 1, motor 11 and control button 19, observation mouth 2 has been seted up in the front of shell 1, the front fixed welding of shell 1 has shielding cover 3, the left and right sides of shell 1 is for running through the setting, shielding cover 3 encircles and fixes in the outside of observing mouth 2, the left and right sides through setting up shell 1 is for running through the form, make the device when using, the LCD screen that detects can insert the inside of establishing at shell 1, the cover through shell 1 and shielding cover 3 is established and is sheltered from, the effectual influence that prevents external illumination and treat the LCD screen surface that detects, make the LCD screen under the on-state, bad point and the light leak on its performance can show comprehensively, the effectual comprehensive accuracy when having ensured the device and detecting the LCD screen.

The guide strips 4 are uniformly fixed on the inner wall of the front surface of the shell 1, the inner part of each group of guide strips 4 is uniformly embedded and hinged with a roller 5, the inner wall of the back surface of the shell 1 is uniformly fixed with telescopic rods 6, the outer side of each group of telescopic rods 6 is sleeved with a spring 7, one end of the front surface of each telescopic rod 6 is welded and fixed with a clamping plate 8, the inner part of each clamping plate 8 is uniformly vertically hinged with a roller 9, each roller 5 is rotatably connected with each guide strip 4, each roller 9 is rotatably connected with each clamping plate 8, one end of each spring 7 is fixedly arranged on the inner wall of the shell 1, the other end of each spring 7 is fixedly arranged on the back surface of each clamping plate 8, each clamping plate 8 is elastically and telescopically connected with the shell 1 through the spring 7, and is elastically supported between the shell 1 and the clamping plates 8 through the spring 7, so that when the device is used, the clamping plates 8, therefore, the liquid crystal screen entering the device is clamped and fixed in the front and back directions, and the positioning accuracy of the device in the detection process of the liquid crystal screen is effectively guaranteed.

The upper ends of the central shafts of each group of rollers 9 are connected with each other through a first belt pulley transmission mechanism 10, the middle position of the back surface of the clamping plate 8 is fixedly provided with a motor 11, the rotating output shaft of the motor 11 is fixedly connected with the upper ends of the central shafts of a group of rollers 9 through a second belt pulley transmission mechanism 12, the right sides of the clamping plate 8 and the guide strip 4 are symmetrically fixed with guide plates 13, the guide plates 13 are arc-shaped, the right ends of the two groups of guide plates 13 respectively and correspondingly deflect away from the middle position of the shell 1, when the device works, the rollers 5 are rotatably connected with the guide strips 4, so that when the device is used, a liquid crystal screen moves between the guide strips 4 and the clamping plate 8 more smoothly, meanwhile, the rollers 9 are arranged on the clamping plate 8 in a hinged mode, and the rollers 9 are driven by the connection of the first belt pulley transmission mechanism 10 and the, after the motor 11 is started, the rollers 9 can rotate simultaneously to convey the liquid crystal screen to be detected entering the device, so that the liquid crystal screen enters the device from the right side and is led out from the left side. Make the device testing process more smooth, be favorable to promoting the device's detection efficiency, set up two sets of guide boards 13 and correspond respectively and fix the right side at guide strip 4 and grip block 8, and the appearance that guides board 13 is circular-arc for the LCD screen is convenient more fast when inserting the device inside.

A transmission rod 14 is vertically inserted in the middle position of the back surface of the shell 1, screw rods 15 are symmetrically inserted in the outer walls of the upper side and the lower side of the shell 1, one end of each group of screw rods 15, which is positioned in the shell 1, is fixedly provided with a limiting bead 16, limiting rods are symmetrically fixed on the left side and the right side of the limiting bead 16, the other end of each limiting rod is inserted in the outer wall of the shell 1, the limiting beads 16 are connected with the shell 1 in a vertical sliding manner through the limiting rods, through holes are correspondingly formed in the outer walls of the upper side and the lower side of the shell 1, the limiting rods arranged on the limiting beads 16 are correspondingly inserted in the through holes formed in the outer wall of the shell 1, when the liquid crystal display device works, the limiting beads 16 are limited through the limiting rods, so that the limiting beads 16 can only move up and down in the shell 1, the limiting beads 16 are limited to rotate in the shell 1, thereby the device, the liquid crystal display screen to be tested entering the device is effectively ensured to be accurately positioned.

The outer side of each group of screw rods 15 is sleeved with a threaded sleeve 17, each group of threaded sleeves 17 is in transmission connection with the transmission rod 14 through a third belt pulley transmission mechanism 18, the top of the right side of the shell 1 is fixedly provided with a control button 19, the threaded sleeves 17 are hinged and arranged on the outer wall of the shell 1, the threaded sleeves 17 are in rotational connection with the shell 1, threads assembled on the inner wall of the threaded sleeves 17 are matched with threads assembled on the outer wall of the screw rods 15, the threaded sleeves 17 are in threaded rotary connection with the screw rods 15 through threaded meshing, during operation, the upper end and the lower end of the transmission rod 14 are respectively connected and transmitted on the threaded sleeves 17 through the third belt pulley transmission mechanisms 18, so that when one group of the threaded sleeves 17 rotates, the two groups of the threaded sleeves 17 rotate simultaneously, under the threaded meshing action of the threaded sleeves 17 and the screw rods 15, the screw rods 15 corresponding to the upper side and the lower side rotate simultaneously, the two groups of the limiting beads 16, the device is suitable for positioning liquid crystal screens of different specifications and is convenient and fast to adjust.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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 a novel LCD screen detection device, includes shell (1), motor (11) and control button (19), its characterized in that: the front of the shell (1) is provided with an observation opening (2), the front of the shell (1) is fixedly welded with a shielding cover (3), the front inner wall of the shell (1) is uniformly fixed with guide strips (4), each group of guide strips (4) is uniformly embedded and hinged with rollers (5), the back inner wall of the shell (1) is uniformly fixed with telescopic rods (6), the outer side of each group of telescopic rods (6) is sleeved with a spring (7), the front end of each telescopic rod (6) is welded and fixed with a clamping plate (8), the inner part of each clamping plate (8) is uniformly vertically hinged with rollers (9), the upper ends of the central shafts of the rollers (9) in each group are connected with each other through a first belt pulley transmission mechanism (10), and the back middle position of each clamping plate (8) is fixedly provided with a motor (11), and the rotation output shaft of motor (11) passes through second belt pulley drive mechanism (12) and a set of the center pin upper end fixed connection of roller (9), the right side symmetry of grip block (8) and guide strip (4) is fixed with guide board (13), the vertical insert of back intermediate position of shell (1) is equipped with transfer line (14), the symmetry is inserted on the upper and lower both sides outer wall of shell (1) and is equipped with screw rod (15), and every group screw rod (15) are located the equal fixed mounting of the inside one end of shell (1) and have spacing layering (16), every group the outside of screw rod (15) is all overlapped and is established and install swivel nut (17), and every group all through third belt pulley drive mechanism (18) transmission connection between swivel nut (17) and transfer line (14), the right side top fixed mounting of shell (1) has control button (19).

2. The novel liquid crystal display screen detection device according to claim 1, characterized in that: the left and right sides of shell (1) is for running through the setting, shield cover (3) encircle to fix in the outside of observing mouthful (2).

3. The novel liquid crystal display screen detection device according to claim 1, characterized in that: the roller (5) is rotatably connected with the guide strip (4), the roller (9) is rotatably connected with the clamping plate (8), one end of the spring (7) is fixedly installed on the inner wall of the shell (1), the other end of the spring (7) is fixedly installed on the back face of the clamping plate (8), and the clamping plate (8) is elastically and telescopically connected with the shell (1) through the spring (7).

4. The novel liquid crystal display screen detection device according to claim 1, characterized in that: the guide plates (13) are arc-shaped in appearance, and the right ends of the two groups of guide plates (13) deflect from the middle position of the shell (1) correspondingly.

5. The novel liquid crystal display screen detection device according to claim 1, characterized in that: limiting rods are symmetrically fixed to the left side and the right side of the limiting pressing strip (16), the other end of each limiting rod is inserted into the outer wall of the shell (1), and the limiting pressing strip (16) is connected with the shell (1) in a vertical sliding mode through the limiting rods.

6. The novel liquid crystal display screen detection device according to claim 1, characterized in that: the screw sleeve (17) is hinged to the outer wall of the shell (1), the screw sleeve (17) is rotatably connected with the shell (1), threads assembled on the inner wall of the screw sleeve (17) are matched with threads assembled on the outer wall of the screw rod (15), and the screw sleeve (17) is rotatably connected with the threads of the screw rod (15) through meshing of the threads.