CN110824741A - Liquid crystal display module testing device - Google Patents
Liquid crystal display module testing device Download PDFInfo
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- CN110824741A CN110824741A CN201911172267.8A CN201911172267A CN110824741A CN 110824741 A CN110824741 A CN 110824741A CN 201911172267 A CN201911172267 A CN 201911172267A CN 110824741 A CN110824741 A CN 110824741A
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- liquid crystal
- crystal display
- display module
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1306—Details
- G02F1/1309—Repairing; Testing
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- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
Abstract
The invention relates to the technical field of liquid crystal display module testing, and discloses a liquid crystal display module testing device which comprises a workbench, wherein the lower end of the workbench is fixedly connected with a supporting leg, the left side of the front end of the workbench is provided with a groove, a drawer is movably connected in the groove, a keyboard is arranged inside the drawer, the surface of the upper end of the workbench is provided with an objective table, the rear end of the objective table is fixedly connected with a connecting rod, and the rear end of the connecting rod is fixedly connected with a fixing column. This liquid crystal display module testing arrangement, then place the liquid crystal display module on the objective table, then rotate the rolling disc once more and make splint two move right, and then make splint two carry out the centre gripping with a pair of liquid crystal display module of splint, guaranteed the security of liquid crystal display module when testing, it is fixed firm with the testee, reduced the harm to the testee in the testing process, make its each item performance reach the optimum.
Description
Technical Field
The invention relates to the technical field of liquid crystal display module testing, in particular to a liquid crystal display module testing device.
Background
The main components of the liquid crystal display module comprise a liquid crystal display screen, a drive control IC, a flexible circuit board and a backlight, the electrical property function of the liquid crystal display module can be directly installed on a terminal device for testing, the liquid crystal display module can also be tested by means of an external jig simulation device, the advantage of testing the terminal device is that the performance of the liquid crystal display screen is tested under the same using condition of a client, the defect is that the replacement of a test product is troublesome, the mass test is not facilitated, and the liquid crystal display module is only suitable for the client to perform. Need carry out the centre gripping to the liquid crystal display module on the testboard when testing the liquid crystal display module at present, otherwise can cause the liquid crystal display module to cause the damage testing, when testing the liquid crystal display module of equidimension model not, need change different anchor clamps and carry out the centre gripping simultaneously, the intensity of labour who brings when having increased the workman and changing anchor clamps has reduced the work efficiency of test like this.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the liquid crystal display module testing device which has the advantages that the liquid crystal display module can be clamped through the two clamping plates on the objective table, so that the liquid crystal display module can be tested more stably, and the like, and the problem that the liquid crystal display module is damaged due to falling when the liquid crystal display module is not fixed well when being tested on the test table is solved.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a liquid crystal display module testing device comprises a workbench, wherein the lower end of the workbench is fixedly connected with supporting legs, a groove is arranged on the left side of the front end of the workbench, a drawer is movably connected in the groove, a keyboard is arranged in the drawer, an object stage is arranged on the upper end surface of the workbench, the rear end of the object stage is fixedly connected with a connecting rod, the rear end of the connecting rod is fixedly connected with a fixed column, the lower end of the fixed column is fixedly connected on the surface of the rear end of the workbench, the right side of the upper end surface of the objective table is fixedly connected with a first clamping plate, the central position of the upper end surface of the objective table is provided with a first sliding groove, a threaded rod is arranged inside the first sliding groove, a rotating disc is fixedly connected at the left end of the threaded rod, a second clamping plate is sleeved on the threaded rod in a threaded manner, and the lower end of the second clamping plate is movably connected inside the first sliding groove;
the testing device comprises a fixed column and is characterized in that a moving rod is movably connected to the surface of the front end of the fixed column, a second sliding groove is formed in the surface of the front end of the fixed column, the rear end of the moving rod is movably connected to the inside of the second sliding groove, a tester is fixedly connected to the front end of the moving rod, a testing head is fixedly connected to the lower end of the tester, and a connecting mechanism is arranged inside the second sliding groove.
Preferably, the number of the supporting legs is four, four the upper ends of the supporting legs are respectively fixedly connected to four corners of the workbench, and the left side of the surface of the upper end of the workbench is fixedly connected with the control console.
Preferably, the shape of the first clamping plate and the second clamping plate is L-shaped, and rubber pads are arranged on the concave surfaces of the first clamping plate and the second clamping plate.
Preferably, the shrinkage pool has been seted up on the left and right sides inner wall of spout two, the shrinkage pool internal fixation is inlayed and is had the bearing, the both ends surface of axis of rotation respectively with the inner circle fixed connection of both sides bearing, the left end of axis of rotation runs through the outside that spout two extended to the fixed column, the left end fixedly connected with motor of axis of rotation.
Preferably, the connecting mechanism comprises two rotating shafts, two gears are fixedly connected to the rotating shafts, two chains are meshed to the gears, and the front end surfaces of the chains are fixedly connected with the rear ends of the moving rods.
Preferably, the threaded rod is movably connected to the inner portion of the first sliding groove, and the left end of the threaded rod penetrates through the left end of the first sliding groove and extends to the outer portion of the object stage.
(III) advantageous effects
Compared with the prior art, the invention provides a liquid crystal display module testing device, which has the following beneficial effects:
1. the liquid crystal display module testing device is characterized in that a first clamping plate is fixedly connected to the right side of the upper end surface of an objective table, a first sliding groove is formed in the center of the upper end surface of the objective table, a threaded rod is movably connected to the inside of the first sliding groove, the left end of the threaded rod penetrates through the left end of the first sliding groove and extends to the outside of the objective table, a rotating disc is fixedly connected to the left end of the threaded rod, a second clamping plate is sleeved on the threaded rod, the lower end of the second clamping plate is movably connected to the inside of the first sliding groove, the second clamping plate can move inside the first sliding groove through the rotation of the threaded rod, rubber pads are arranged on the concave surfaces of the first clamping plate and the second clamping plate, the threaded rod rotates inside the first sliding groove through the rotation of the rotating disc, the threaded rod drives the second clamping plate to move leftwards inside the first sliding groove, then the, and then make splint two carry out the centre gripping with a pair of liquid crystal display module of splint, can make the liquid crystal display module can be better when detecting like this carry out the centre gripping, guaranteed the security of liquid crystal display module when testing, it is firm to fix the testee, has reduced the harm to the testee in the test process, makes its each item performance reach the optimum.
2. This liquid crystal display module testing arrangement, make the motor drive the axis of rotation through control cabinet starter motor and rotate, thereby make the axis of rotation drive the gear and carry out the inside at spout two and rotate, thereby it can remove to drive the chain, and then make the carriage release lever can reciprocate, make like this the tester drive the test head can test the liquid crystal display module, then go up and derive the test result of liquid crystal display module with test data transmission, make like this tester and test head when testing the liquid crystal display module, can adjust different height and then test, can obtain more comprehensive test result like this, the rate of accuracy of test has been improved.
3. This liquid crystal display module testing arrangement, through the upper end surface right side with splint fixed connection at the objective table, and splint two can rotate through the threaded rod and remove about the inside of spout one, and then can carry out the centre gripping to liquid crystal display module, can remove about on the objective table through splint two, can make splint one and splint two can conveniently test the liquid crystal display module of various models and size like this, has alleviateed the trouble that the workman changed anchor clamps greatly.
4. This liquid crystal display module testing arrangement is provided with the rubber pad through the cove face at splint one and splint two, can make splint one and splint two carry out the centre gripping to liquid crystal display module like this, can make the rubber pad contact the both sides face of liquid crystal display module earlier, has certain elasticity through rubber pad itself, has certain protection to liquid crystal display module like this when can make splint one and splint two carry out the centre gripping, prevents that the both sides face of liquid crystal display module is direct and harder splint contact to cause the damage of liquid crystal display module.
5. This liquid crystal display module testing arrangement, it can make the threaded rod rotate in spout one to rotate through setting up the rolling disc, and then make splint two remove and can carry out the centre gripping to the liquid crystal display module, through the manual operation rolling disc, can make the clamping-force obtain more accurate control like this, it causes the damage because of the clamping-force control is not accurate to the liquid crystal display module to have reduced, this structure convenient operation, moreover, the steam generator is simple in structure, the cost of manufacture and maintenance are very cheap, compare most prior art and have very big reduction by a wide margin.
Drawings
FIG. 1 is a schematic view of a testing apparatus for a liquid crystal display module according to the present invention;
FIG. 2 is a schematic view of a fixing post structure according to the present invention;
fig. 3 is a schematic view of the splint structure of the present invention.
In the figure: the device comprises a working table 1, supporting legs 2, a moving rod 3, a fixed column 4, a tester 5, a sliding chute II 6, a testing head 7, a connecting rod 8, a clamping plate II 9, a sliding chute I10, a clamping plate I11, a threaded rod 12, a rotating disc 13, a control table 14, a groove 15, a drawer 16, a keyboard 17, an objective table 18, a motor 19, a gear 20, a bearing 21, a chain 22, a rotating shaft 23 and a rubber pad 24.
Detailed Description
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. 1-3, the present invention provides a new technical solution: a liquid crystal display module testing device comprises a workbench 1, wherein the lower end of the workbench 1 is fixedly connected with four supporting legs 2, the number of the supporting legs 2 is four, the upper ends of the four supporting legs 2 are respectively and fixedly connected to four corners of the workbench 1, the workbench 1 can be supported by the supporting legs 2, the left side of the upper end surface of the workbench 1 is fixedly connected with a control console 14, the control console 14 can analyze data of the whole testing device, so that a testing data result of a liquid crystal display module is obtained, the left side of the front end of the workbench 1 is provided with a groove 15, a drawer 16 is movably connected in the groove 15, the drawer 16 can move back and forth in the groove 15, a keyboard 17 is arranged in the drawer 16, the keyboard 17 is used for controlling the control console 14, the control console 14 can be conveniently operated and used for the testing device, and the keyboard 17 is placed in the drawer 16, therefore, when the testing device does not work, the keyboard 17 can be hidden in the workbench 1 by pushing the drawer 16 into the groove 15, so that the keyboard 17 can be protected when not in use, and simultaneously, dust is prevented from entering the keyboard 17, thereby causing the influence on the use of the keyboard 17 and causing the abnormal work of the testing device, the upper surface of the workbench 1 is provided with an objective table 18, the rear end of the objective table 18 is fixedly connected with a connecting rod 8, the rear end of the connecting rod 8 is fixedly connected with a fixed column 4, the lower end of the fixed column 4 is fixedly connected on the rear end surface of the workbench 1, the right side of the upper surface of the objective table 18 is fixedly connected with a clamping plate 11, the center position of the upper surface of the objective table 18 is provided with a sliding groove I10, the inner part of the sliding groove I10 is movably connected with a threaded rod 12, and the threaded rod 12 can rotate in the sliding groove I10, the left end of the threaded rod 12 penetrates through the left end of the first sliding groove 10 and extends to the outside of the objective table 18, the left end of the threaded rod 12 is fixedly connected with a rotating disc 13, the threaded rod 12 can rotate inside the first sliding groove 10 by rotating the rotating disc 13, the threaded rod 12 is in threaded sleeve connection with the second clamping plate 9, the first clamping plate 11 and the second clamping plate 9 are in an L shape, the length of the first clamping plate 11 is larger than that of the second clamping plate 9, the lower end of the second clamping plate 9 is movably connected inside the first sliding groove 10, the second clamping plate 9 can move inside the first sliding groove 10 by rotating the threaded rod 12, rubber pads 24 are arranged on the concave surfaces of the first clamping plate 11 and the second clamping plate 9, the rubber pads 24 can be used for placing hard plates for direct contact when the liquid crystal display module is clamped, further, one side surface of the liquid crystal display module is damaged, and the rubber pads 24 have, the front end surface of the fixed column 4 is movably connected with a movable rod 3, the front end surface of the fixed column 4 is provided with a second sliding groove 6, the rear end of the movable rod 3 is movably connected inside the second sliding groove 6, the movable rod 3 can move up and down at the front end of the fixed column 4 through the second sliding groove 6, the front end of the movable rod 3 is fixedly connected with a tester 5, the lower end of the tester 5 is fixedly connected with a test head 7, the inside of the second sliding groove 6 is movably connected with a rotating shaft 23, the inner walls of the left side and the right side of the second sliding groove 6 are provided with concave holes, bearings 21 are fixedly embedded in the concave holes, the outer surfaces of the two ends of the rotating shaft 23 are respectively and fixedly connected with the inner rings of the bearings 21 on the two sides, the rotating shaft 23 can rotate inside the second sliding groove 6 through the bearings 21, the left end of the rotating shaft 23 penetrates through the second sliding, a gear 20 is fixedly connected to the rotating shaft 23, a chain 22 is meshed and connected to the gear 20, a gear 20 is meshed and connected to the upper end of the chain 22, a rotating shaft 23 is fixedly connected to the central position of the gear 20, the rotating shaft 23 is movably connected to the upper end of the inner portion of the second sliding groove 6, the front end surface of the chain 22 is fixedly connected to the rear end of the moving rod 3, when the liquid crystal display module needs to be tested, the threaded rod 12 is rotated inside the first sliding groove 10 by rotating the rotating disc 13, the threaded rod 12 drives the second clamping plate 9 to move leftwards first inside the first sliding groove 10, then the liquid crystal display module is placed on the object stage 18, the rotating disc 13 is rotated again to move the second clamping plate 9 rightwards, the second clamping plate 9 and the first clamping plate 11 clamp the liquid crystal display module, and the rubber pads 24 are in contact with the two sides of the liquid crystal, rubber pad 24 itself has certain elasticity, can prevent like this that two splint are direct to cause the damage to the liquid crystal display module, then make motor 19 drive axis of rotation 23 rotate through external power supply starter motor 19, thereby make axis of rotation 23 drive gear 20 and rotate in the inside of spout two 6, thereby drive chain 22 and can remove, and then make carriage release lever 3 reciprocate, it can test the liquid crystal display module to make tester 5 drive test head 7 like this, then with test data transmission to the control cabinet 14 on and obtain the test result of liquid crystal display module.
In view of the above, the present invention provides a testing apparatus for a liquid crystal display module, comprising:
the first step is as follows: when the liquid crystal display module needs to be tested, the threaded rod 12 is made to rotate inside the first sliding groove 10 by rotating the rotating disc 13, then the threaded rod 12 drives the second clamping plate 9 to move leftwards in the first sliding groove 10, then the liquid crystal display module is placed on the object stage 18, then the rotating disc 13 is rotated again to make the second clamping plate 9 move rightwards, further the second clamping plate 9 and the first clamping plate 11 clamp the liquid crystal display module, the rubber pad 24 is in contact with two sides of the liquid crystal display module, and the rubber pad 24 has certain elasticity, so that the liquid crystal display module can be prevented from being directly damaged by the two clamping plates;
the second step is that: then pull out drawer 16 from the inside of workstation 1 through recess 15, then open control cabinet 14 through keyboard 17, control testing arrangement, can control positive rotation or reverse rotation to motor 19 to can adjust the height of tester 5 and test head 7:
the third step: starting motor 19 through control cabinet 14 and making motor 19 drive axis of rotation 23 rotate to make axis of rotation 23 drive gear 20 and rotate in the inside of spout two 6, thereby drive chain 22 and can remove, and then make carriage release lever 3 can reciprocate, make tester 5 drive test head 7 like this and can test the liquid crystal display module assembly, then with test data transmission to control cabinet 14 on and obtain the test result of liquid crystal display module assembly.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a liquid crystal display module testing arrangement, includes workstation (1), its characterized in that: the lower end of the workbench (1) is fixedly connected with a supporting leg (2), the left side of the front end of the workbench (1) is provided with a groove (15), a drawer (16) is movably connected in the groove (15), a keyboard (17) is arranged inside the drawer (16), the upper end surface of the workbench (1) is provided with an object stage (18), the rear end of the object stage (18) is fixedly connected with a connecting rod (8), the rear end of the connecting rod (8) is fixedly connected with a fixed column (4), and the lower end of the fixed column (4) is fixedly connected to the rear end surface of the workbench (1);
the testing device is characterized in that a moving rod (3) is movably connected to the surface of the front end of the fixing column (4), a second sliding groove (6) is formed in the surface of the front end of the fixing column (4), the rear end of the moving rod (3) is movably connected to the inside of the second sliding groove (6), a tester (5) is fixedly connected to the front end of the moving rod (3), a testing head (7) is fixedly connected to the lower end of the tester (5), and a connecting mechanism is arranged inside the second sliding groove (6).
2. The testing device for the liquid crystal display module according to claim 1, wherein: the utility model discloses a novel objective table, including objective table (18), the upper end surface right side fixedly connected with splint (11) of objective table (18), the upper end surface central point of objective table (18) puts and has seted up spout one (10), the inside of spout one (10) is provided with threaded rod (12), the left end fixedly connected with rolling disc (13) of threaded rod (12), threaded rod (12) are gone up the screw thread and have been cup jointed splint two (9), the lower extreme swing joint of splint two (9) is in the inside of spout one (10).
3. The testing device for the liquid crystal display module according to claim 1, wherein: the quantity of supporting leg (2) is four, four the upper end difference fixed connection of supporting leg (2) is on the four corners of workstation (1), the upper end surface left side fixedly connected with control cabinet (14) of workstation (1).
4. The testing device for the liquid crystal display module according to claim 2, wherein: the shape of splint one (11) and splint two (9) is L shape, splint one (11) and splint two (9) indent surface are provided with rubber pad (24).
5. The testing device for the liquid crystal display module according to claim 1, wherein: the shrinkage pool has been seted up on the left and right sides inner wall of spout two (6), the shrinkage pool internal fixation inlays and has bearing (21), the both ends surface of axis of rotation (23) respectively with the inner circle fixed connection of both sides bearing (21), the left end of axis of rotation (23) runs through the outside that spout two (6) extend to fixed column (4), the left end fixedly connected with motor (19) of axis of rotation (23).
6. The testing device for the liquid crystal display module according to claim 1, wherein: the connecting mechanism comprises two rotating shafts (23), two gears (20) are fixedly connected to the rotating shafts (23), two chains (22) are connected to the gears (20) in a meshed mode, and the front end surfaces of the chains (22) are fixedly connected with the rear ends of the moving rods (3).
7. The testing device for the liquid crystal display module according to claim 2, wherein: the threaded rod (12) is movably connected to the inner portion of the first sliding groove (10), and the left end of the threaded rod (12) penetrates through the left end of the first sliding groove (10) and extends to the outer portion of the object stage (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911172267.8A CN110824741A (en) | 2019-11-26 | 2019-11-26 | Liquid crystal display module testing device |
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| CN201911172267.8A CN110824741A (en) | 2019-11-26 | 2019-11-26 | Liquid crystal display module testing device |
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| CN110824741A true CN110824741A (en) | 2020-02-21 |
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Cited By (5)
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| CN111999919A (en) * | 2020-08-31 | 2020-11-27 | 晟光科技股份有限公司 | LCD display screen positioning detection mechanism |
| CN113851065A (en) * | 2020-06-09 | 2021-12-28 | 华为技术有限公司 | Display panel testing device and display panel testing box |
| CN114879389A (en) * | 2022-05-23 | 2022-08-09 | 南京阿德庞斯信息科技有限公司 | Liquid crystal display defect repairing equipment and repairing method thereof |
| CN117631343A (en) * | 2024-01-26 | 2024-03-01 | 深圳市华之洋光电科技有限公司 | Liquid crystal display module testing device |
| CN118817700B (en) * | 2024-09-18 | 2024-11-19 | 深圳市海菲光电发展有限公司 | LCD (liquid crystal display) detection device for screen |
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| CN118817700B (en) * | 2024-09-18 | 2024-11-19 | 深圳市海菲光电发展有限公司 | LCD (liquid crystal display) detection device for screen |
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Application publication date: 20200221 |
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