CN220961447U - LCD screen bending force testing device - Google Patents
LCD screen bending force testing device Download PDFInfo
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- CN220961447U CN220961447U CN202322675562.3U CN202322675562U CN220961447U CN 220961447 U CN220961447 U CN 220961447U CN 202322675562 U CN202322675562 U CN 202322675562U CN 220961447 U CN220961447 U CN 220961447U
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- lcd screen
- movable plate
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- bending force
- push rod
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- 238000012360 testing method Methods 0.000 title claims abstract description 51
- 238000005452 bending Methods 0.000 title claims abstract description 29
- 238000003825 pressing Methods 0.000 claims abstract description 9
- 230000001681 protective effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The application provides a bending force testing device for an LCD screen, and relates to the field of LCD screen detection. The LCD screen bending force testing device comprises a base and a first movable plate, wherein a placing groove is formed in the base, a first electric push rod is fixedly connected to the inside of the placing groove, a pressing plate is fixedly connected to a piston rod of the first electric push rod, two guide rods are symmetrically and fixedly connected to one side of the first movable plate, which is close to the placing groove, of the first movable plate, a second movable plate is slidably connected to the outer sides of the two guide rods, a second electric push rod is fixedly connected to one side of the first movable plate, which is close to the second movable plate, of the first movable plate, and a pressure sensor is fixedly connected to one side of the second movable plate, which is close to the placing groove, of the second movable plate. The LCD screen bending force testing device can realize deformation operation and pressure signal detection of the LCD screen by arranging the second movable plate and the pressure sensor after the clamping and positioning operation of the LCD screen to be tested is completed rapidly, so that the testing work can be completed, and the whole structure is simple.
Description
Technical Field
The application relates to the technical field of LCD screen detection, in particular to an LCD screen bending force testing device.
Background
In the process of manufacturing the LCD screen, the bending resistance of the screen board is one of the important factors for determining the superiority of the LCD screen, so that the bending force of the LCD screen needs to be tested and detected in the process of manufacturing the LCD screen, however, most of the existing bending force testing devices for the LCD screen can only test a single type of LCD screen in the use process.
The Chinese patent discloses a LCD screen bending force testing arrangement, grants bulletin number CN217717330U, and this patent is although the upper portion terminal surface of supporting seat is located one side position department symmetry and has seted up the direction spout, the rail change fluting has been seted up at the middle part of direction spout, the top of arm strength branch runs through the direction spout and is provided with the bending force push rod, the front side symmetry of bending force push rod is provided with pressure sensing probe, the output of sticising the knob is provided with and sticiss the clamp splice. The utility model replaces the traditional single-model LCD screen test mode, the clamp assembly is used for pre-clamping and positioning the LCD screen, and under the variable-pitch adjustment of the variable-pitch adjusting assembly on the pressure sensing probe on the bending support plate, the flexible adjusting and using performance is realized, the bending force of the LCD screen of different models can be tested under the condition that a tool is not replaced, and the efficient and quick testing efficiency is realized, so that the quick testing of the LCD screen can be realized.
But the device all needs the manual operation adjustment handle of staff and sticiss the knob and adjust at fixed and test LCD screen at every turn, and manual operation has increased working strength, has influenced test efficiency, and the in-service use effect is not good. Accordingly, a person skilled in the art provides an LCD screen bending force testing device to solve the above-mentioned problems in the background art.
Disclosure of utility model
1. Technical problem to be solved
In order to overcome the defects in the prior art, the application provides a device for testing the bending force of an LCD screen, which solves the problems in the prior art.
2. Technical proposal
In order to achieve the above purpose, the application is realized by the following technical scheme: the utility model provides a LCD screen bending force testing arrangement, includes base and first fly leaf, the standing groove has been seted up to the inside of base, the inside fixedly connected with first electric putter of standing groove, fixedly connected with pressure holding plate on the first electric putter piston rod, one side symmetry fixedly connected with two guide arms that first fly leaf is close to the standing groove, two the outside sliding connection of guide arm has the second fly leaf, one side fixedly connected with second electric putter that first fly leaf is close to the second fly leaf, the piston rod and the second fly leaf fixedly connected with of second electric putter, one side fixedly connected with pressure sensor that the second fly leaf is close to the standing groove.
Through adopting above-mentioned technical scheme, place the LCD screen that will test in the inside of standing groove, control the inside slip of first electric putter operation drive pressure holding plate at the standing groove, thereby the pressure holding plate of removal can laminate with the LCD screen and fix a position the LCD screen that will test better, thereby guarantee the steady state of LCD that will test does benefit to subsequent test work, control second electric putter operation drive second electric putter operation, second electric putter operation promotes the second fly leaf and removes to the left side, thereby second fly leaf continuous removal and LCD screen laminating can make the LCD screen take place bending deformation, simultaneously pressure sensor detects pressure signal, in order to provide test information for the tester, and then alright accomplish test work, overall structure is simple, the location simple operation of LCD screen, the test flow, and is convenient to use, and the practicality is strong.
Preferably, the top of base and one side fixedly connected with backup pad of keeping away from the standing groove, the inside threaded connection of backup pad has the lead screw, the bottom of lead screw is rotated with the top of first fly leaf and is connected, the top fixedly connected with carousel of lead screw, the inside symmetry sliding connection of backup pad has two slide bars, two the bottom of slide bar all with first fly leaf fixed connection.
Through adopting above-mentioned technical scheme, rotate the carousel and drive the lead screw rotation, can realize reciprocating operation when the lead screw is pivoted, drive first fly leaf and reciprocate when the lead screw removes, drive the slide bar and slide in the inside of backup pad when first fly leaf removes, can guarantee the stability that first fly leaf removed under the sliding action of slide bar, thereby through the height of adjustable second fly leaf of first fly leaf of movable up-down movement and pressure sensor, and then the bulldoze the position of adjustable first fly leaf to the LCD screen, in order to obtain best test position, it is more nimble to use.
Preferably, the protection pad is fixedly connected with one side of the pressing plate far away from the first electric push rod and the inner wall of the placing groove.
Through adopting above-mentioned technical scheme, can protect the LCD screen of centre gripping under the effect of protection pad, damage LCD screen when preventing to hold board and standing groove centre gripping.
Preferably, the outer side of the supporting plate is fixedly connected with a controller.
By adopting the technical scheme, the controller is convenient for a user to control the testing device to complete testing work.
Preferably, the eccentric position at the top of the turntable is rotationally connected with a handle.
Through adopting above-mentioned technical scheme, the twist grip can drive the carousel rotation better.
Preferably, the holding plate is in sliding connection with the inner wall of the placing groove.
Through adopting above-mentioned technical scheme, the pressure is held the inboard wall sliding connection with the standing groove when the board removes, can guarantee to press the stability of holding the board and remove, centre gripping.
Preferably, the first electric push rod, the second electric push rod and the pressure sensor are all electrically connected with the controller.
Through adopting above-mentioned technical scheme, use the operating condition of personnel operation controller alright control first electric putter and second electric putter, can monitor pressure sensor's pressure signal better under the effect of controller simultaneously.
3. Advantageous effects
The application provides a device for testing bending force of an LCD screen. The beneficial effects are as follows:
1. this LCD screen bending force testing arrangement, through standing groove, first electric putter and the pressure of setting hold the board alright accomplish the centre gripping location operation of the LCD screen of waiting to test fast, make the emergence deformation back of LCD screen through second electric putter and the second fly leaf of setting, detect pressure signal under pressure sensor's effect, and then alright accomplish test work, overall structure is simple, LCD screen's location simple operation, test flow is simple and direct, convenient to use, the practicality is strong.
2. According to the LCD screen bending force testing device, the first movable plate is arranged to be of the structure capable of moving up and down, so that the pushing and pressing position of the first movable plate to the LCD screen can be adjusted, the optimal testing position can be obtained, and the use is more flexible.
Drawings
Fig. 1 is a schematic perspective view of the present application.
Fig. 2 is a schematic top cross-sectional view of the present application.
Fig. 3 is a schematic top view of the present application.
Fig. 4 is a schematic diagram of a front view structure of the present application.
In the figure: 1. a base; 2. a placement groove; 3. a first electric push rod; 4. a pressing plate; 5. a first movable plate; 6. a second movable plate; 7. a guide rod; 8. a second electric push rod; 9. a pressure sensor; 10. a support plate; 11. a screw rod; 12. a slide bar; 13. a turntable; 14. and a controller.
Detailed Description
The application is further illustrated by the figures and examples.
Referring to fig. 1 to 4, the embodiment of the application provides a bending force testing device for an LCD screen, which comprises a base 1 and a first movable plate 5, wherein a placing groove 2 is formed in the base 1, a first electric push rod 3 is fixedly connected in the placing groove 2, a pressure holding plate 4 is fixedly connected on a piston rod of the first electric push rod 3, one side, close to the placing groove 2, of the first movable plate 5 is symmetrically and fixedly connected with two guide rods 7, the outer sides of the two guide rods 7 are slidably connected with a second movable plate 6, one side, close to the second movable plate 6, of the first movable plate 5 is fixedly connected with a second electric push rod 8, a piston rod of the second electric push rod 8 is fixedly connected with the second movable plate 6, one side, close to the placing groove 2, of the second movable plate 6 is fixedly connected with a pressure sensor 9, the LCD screen to be tested is placed in the placing groove 2, the first electric push rod 3 is controlled to operate and drive the pressure holding plate 4 to slide in the placing groove 2, the moving pressure holding plate 4 can be better clamped with the LCD screen to be tested, the outer sides of the two guide rods 7 are slidably connected with the second movable plate 6, one side, close to the second movable plate is convenient to the second movable plate 6 is controlled to move the second movable plate 6, the second movable plate is driven by the second movable plate 6 is driven to move the second movable plate 6 to enable the second movable plate to be conveniently and the second movable plate to move the LCD screen to be tested, and the second movable plate is convenient to move and move the LCD screen to be deformed and conveniently tested by the user, and the user can move the test panel is deformed and easily to be tested.
Referring to fig. 1 to 4, in one aspect of the present embodiment, a support plate 10 is fixedly connected to the top of the base 1 and one side far away from the placement groove 2, a screw rod 11 is connected to the inner thread of the support plate 10, the bottom of the screw rod 11 is rotationally connected to the top of the first movable plate 5, a turntable 13 is fixedly connected to the top of the screw rod 11, two slide bars 12 are symmetrically and slidingly connected to the inner side of the support plate 10, the bottoms of the two slide bars 12 are fixedly connected to the first movable plate 5, the turntable 13 drives the screw rod 11 to rotate, the screw rod 11 can move up and down while rotating, the screw rod 11 moves while driving the first movable plate 5 to move up and down, the first movable plate 5 moves while driving the slide bar 12 to slide in the inner part of the support plate 10, the sliding action of the slide bar 12 can ensure the moving stability of the first movable plate 5, and the height of the second movable plate 6 and the pressure sensor 9 can be adjusted by moving up and down through the first movable plate 5, so that the pushing position of the LCD screen can be adjusted, so that the best testing position can be obtained, and the LCD screen can be used more flexibly.
Referring to fig. 1 to 4, in one aspect of the present embodiment, a protection pad is fixedly connected to one side of the holding plate 4 far from the first electric push rod 3 and an inner wall of the placement groove 2, and the held LCD screen can be protected under the action of the protection pad, so as to prevent the LCD screen from being damaged when the holding plate 4 and the placement groove 2 are held;
The controller 14 is fixedly connected to the outer side of the supporting plate 10, and the controller 14 is convenient for a user to control the testing device to complete testing work;
Wherein, the eccentric part at the top of the turntable 13 is rotationally connected with a handle, and the rotating handle can better drive the turntable 13 to rotate;
Wherein, press and hold board 4 and the inner wall sliding connection of standing groove 2 when removing, can guarantee to press the stability of holding board 4 removal, centre gripping.
The first electric push rod 3, the second electric push rod 8 and the pressure sensor 9 are electrically connected with the controller 14, and a user can control the operation states of the first electric push rod 3 and the second electric push rod 8 by operating the controller 14, and can monitor the pressure signal of the pressure sensor 9 better under the action of the controller 14.
Working principle: when the LCD screen to be tested is placed in the placing groove 2, the first electric push rod 3 is controlled to operate so as to drive the pressing plate 4 to slide in the placing groove 2, the moving pressing plate 4 can be attached to the LCD screen, so that the LCD screen to be tested can be better clamped and positioned, the stable state of the LCD to be tested is guaranteed to be beneficial to subsequent testing work, the second electric push rod 8 is controlled to operate so as to drive the second electric push rod 8 to operate, the second electric push rod 8 operates so as to push the second movable plate 6 to move leftwards, the second movable plate 6 continuously moves and is attached to the LCD screen, so that the LCD screen can be bent and deformed, meanwhile, the pressure sensor 9 detects pressure signals so as to provide testing information for testing staff, and then testing work can be completed.
Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a LCD screen bending force testing arrangement, includes base (1) and first fly leaf (5), its characterized in that: the novel electric pressure cooker is characterized in that a placing groove (2) is formed in the base (1), a first electric push rod (3) is fixedly connected to the placing groove (2), a pressing plate (4) is fixedly connected to a piston rod of the first electric push rod (3), two guide rods (7) are symmetrically and fixedly connected to one side, close to the placing groove (2), of the first movable plate (5), a second movable plate (6) is slidably connected to the outer side, close to the second movable plate (6), of the first movable plate (5), a second electric push rod (8) is fixedly connected to one side, close to the second movable plate (6), of the second movable plate (6), and a pressure sensor (9) is fixedly connected to one side, close to the placing groove (2).
2. The LCD screen bending force testing apparatus of claim 1, wherein: one side fixedly connected with backup pad (10) of top and keeping away from standing groove (2) of base (1), the inside threaded connection of backup pad (10) has lead screw (11), the bottom of lead screw (11) is rotated with the top of first fly leaf (5) and is connected, the top fixedly connected with carousel (13) of lead screw (11), the inside symmetry sliding connection of backup pad (10) has two slide bars (12), two the bottom of slide bar (12) all with first fly leaf (5) fixed connection.
3. The LCD screen bending force testing apparatus of claim 2, wherein: and a protective pad is fixedly connected to one side, far away from the first electric push rod (3), of the pressing plate (4) and the inner wall of the placing groove (2).
4. A bending force testing device for an LCD screen according to claim 3, wherein: the outside of backup pad (10) is fixedly connected with controller (14).
5. The LCD screen bending force testing apparatus of claim 4, wherein: the eccentric part of the top of the turntable (13) is rotationally connected with a handle.
6. The LCD screen bending force testing apparatus of claim 5, wherein: the pressing plate (4) is connected with the inner wall of the placing groove (2) in a sliding mode.
7. The LCD screen bending force testing apparatus of claim 6, wherein: the first electric push rod (3), the second electric push rod (8) and the pressure sensor (9) are electrically connected with the controller (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322675562.3U CN220961447U (en) | 2023-10-07 | 2023-10-07 | LCD screen bending force testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322675562.3U CN220961447U (en) | 2023-10-07 | 2023-10-07 | LCD screen bending force testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220961447U true CN220961447U (en) | 2024-05-14 |
Family
ID=91008030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322675562.3U Active CN220961447U (en) | 2023-10-07 | 2023-10-07 | LCD screen bending force testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220961447U (en) |
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2023
- 2023-10-07 CN CN202322675562.3U patent/CN220961447U/en active Active
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