CN111103469A - Curl testing device - Google Patents
Curl testing device Download PDFInfo
- Publication number
- CN111103469A CN111103469A CN201811261037.4A CN201811261037A CN111103469A CN 111103469 A CN111103469 A CN 111103469A CN 201811261037 A CN201811261037 A CN 201811261037A CN 111103469 A CN111103469 A CN 111103469A
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- Prior art keywords
- curling
- flexible display
- display screen
- curl
- probe holder
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/003—Environmental or reliability tests
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/06—Measuring leads; Measuring probes
- G01R1/067—Measuring probes
- G01R1/073—Multiple probes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/282—Testing of electronic circuits specially adapted for particular applications not provided for elsewhere
- G01R31/2825—Testing of electronic circuits specially adapted for particular applications not provided for elsewhere in household appliances or professional audio/video equipment
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Multimedia (AREA)
- General Engineering & Computer Science (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention relates to a curl testing device, which is used for testing the double-side curl shape of a flexible display screen with a circuit soft board, wherein the curl testing device comprises: a platform having a plane; the first curling mechanism is arranged on the plane and comprises a curling unit and a circular probe holder, the circular probe holder is connected with the curling unit, the circular probe holder is connected with the other side of the circuit soft board, and the curling unit curls the flexible display screen forwards or reversely by curling the circular probe holder forwards or reversely; and the second curling mechanism is arranged on the plane and is connected with the other side of the flexible display screen, and the second curling mechanism is used for curling the flexible display screen in the forward direction or the reverse direction. The curling testing device drives the two sides of the flexible display screen to curl simultaneously through the first curling mechanism and the second curling mechanism, and can realize the bending test of the two sides of the flexible display screen in a curling state simultaneously.
Description
Technical Field
The present invention relates to a curl testing apparatus, and more particularly, to a curl testing apparatus for testing a double-sided curl configuration of a flexible display.
Background
The flexible display screen has the advantages of thinness, low energy consumption, high durability and the like, and is widely used as electronic screens such as mobile phone screens, computer display screens, full-color television screens and the like. Because the electrical performance and reliability requirements of the flexible display screen body in the curled state are different from those of the horizontal state, when the flexible display screen is subjected to the aging test of the reliability test machine, the flexible display screen body in the horizontal state needs to be tested, and the flexible display screen body in the curled state needs to be tested.
The crimping testing device of prior art is that the one end and the crimping motor of flexible display screen are connected during the test, and the other end and the row's of inserting terminal of lighting the tool of flexible display screen are connected, because the row's of inserting terminal of lighting the tool can't curl. Therefore, the curling test device in the prior art can only carry out unilateral curling when testing the flexible display screen, and has the defects of single curling test mode and narrow application range.
Disclosure of Invention
The invention aims to solve the technical problem of providing a curl testing device to solve the technical problem, and the specific technical scheme is as follows: there is provided a curl test apparatus for testing a double-sided curl shape of a flexible display screen having a circuit soft board, one side of the circuit soft board being connected to one side of the flexible display screen, wherein the curl test apparatus includes: a platform having a plane; the first curling mechanism is arranged on the plane and comprises a curling unit and a circular probe holder, the circular probe holder is connected with the curling unit, the circular probe holder is connected with the other side of the circuit soft board, and the curling unit curls the flexible display screen forwards or reversely by curling the circular probe holder forwards or reversely; and the second curling mechanism is arranged on the plane and is connected with the other side of the flexible display screen, and the second curling mechanism is used for curling the flexible display screen in the forward direction or the reverse direction. When the first curling mechanism curls the flexible display screen in the forward direction, the second curling mechanism can curl the flexible display screen in the forward direction or curl the flexible display screen in the reverse direction; when the first curling mechanism curls the flexible display screen reversely, the second curling mechanism can curl the flexible display screen positively or curl the flexible display screen reversely.
In one possible design, the circular probe holder is of a cylindrical structure and is provided with an opening in the axial direction for holding a flexible circuit board, the opening being provided with a plurality of probes, the flexible circuit board being connected to the circular probe holder by inserting the plurality of probes.
In one possible design, the crimping unit further comprises: the first positive and negative rotation curling servo motor is connected with the circular probe holder and curls the flexible display screen by driving the circular probe holder to rotate in the positive direction or the negative direction.
In one possible design, the curl test apparatus further includes: and the lighting jig module is connected with the circuit soft board and lights the flexible display screen through the circuit soft board.
In one possible design, the lighting fixture module further includes: one end of the signal wire passes through the side surface of the first circular clamp holder and is connected with the circuit soft board; and the signal controller is connected with the other one of the signal lines through the circular probe clamp, and lights the flexible display screen through the circular probe clamp, the signal lines and the circuit soft board.
In one possible design, the second crimping mechanism further includes: the circular clamp is used for clamping the flexible display screen; and the second positive and negative rotation curling servo motor is connected with the circular clamp holder, and the second positive and negative rotation curling servo motor is used for curling the flexible display screen in the positive direction or the negative direction by driving the circular clamp holder to rotate in the positive direction or the negative direction.
In one possible design, the curl test apparatus further includes: the first transverse moving mechanism is arranged on the plane and connected with the first curling mechanism, and the first transverse moving mechanism is used for driving the first curling mechanism to reciprocate along the horizontal direction relative to the plane.
In one possible design, the curl test apparatus further includes: and the second transverse moving mechanism is connected with the second curling mechanism and is used for driving the second curling mechanism to reciprocate along the horizontal direction relative to the plane.
In one possible design, the curl test apparatus further includes: and the control unit is electrically connected with the first curling mechanism and the second curling mechanism and is used for controlling the first curling mechanism and the second curling mechanism to curl.
Compared with the prior art, the invention has the advantages that:
1. the curling testing device drives the two sides of the flexible display screen to curl simultaneously through the first curling mechanism and the second curling mechanism, and can realize the bending test of the two sides of the flexible display screen in a curling state simultaneously;
2. the curling test device clamps the circuit soft board through the circular probe clamp, and solves the problem that the connection part of the flexible display screen and the socket terminal of the lighting fixture in the prior art cannot be curled.
Drawings
The invention is further illustrated by means of the attached drawings, the content of which is not in any way limitative of the invention.
Fig. 1 is a schematic structural diagram of a curl testing apparatus according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a circular probe holder and a circular holder holding two sides of a flexible display screen according to an embodiment of the invention.
Fig. 3 is a schematic structural view of a circular probe holder according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a flexible display screen and a flexible circuit board according to an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a state in which the curl testing apparatus simultaneously curls both sides of the flexible display screen in the forward direction according to an embodiment of the present invention.
Detailed Description
The terms "first," "second," and the like, as used herein, do not denote any order or importance, nor do they denote any order or importance, but rather are used to distinguish one element from another.
In an embodiment of the present invention, a curling testing apparatus 1 is disclosed, please refer to fig. 1-5, for testing a double-side curling shape of a flexible display 3 with a flexible circuit board 2, wherein one side of the flexible circuit board 2 is electrically connected to one side of the flexible display 3, the curling testing apparatus 1 includes a platform 4, a first curling mechanism 5 and a second curling mechanism 6, wherein:
referring to fig. 1 and 5, the platform 4 has a plane 401, the platform 4 of the present invention is mainly used for supporting the first curling mechanism 5 and the second curling mechanism 6, the platform 3 may be a rectangular box structure, or a supporting structure composed of a horizontal plate and a plurality of supporting rods disposed below the horizontal plate, but not limited thereto, and those skilled in the art may select other suitable platform 4 structures according to actual testing situations.
Referring to fig. 1 and 5, a first curling mechanism 5 is disposed on a plane 401, the first curling mechanism 5 includes a curling unit 501 and a circular probe holder 502, the circular probe holder 502 is connected to the curling unit 501, the circular probe holder 502 holds the other side of the circuit flexible board 2, the circuit flexible board 2 of the prior art is usually plugged into a socket terminal of a lighting fixture, and the socket terminal of the lighting fixture cannot be curled, so that the flexible display 3 of the side cannot be curled.
In a preferred embodiment, referring to fig. 2 and 3, the circular probe holder 502 is a cylindrical structure, and has an opening 5021 for holding the flexible circuit board 2 in the axial direction, a plurality of probes 5022 are disposed in the opening 5021, and the flexible circuit board 2 is connected to the circular probe holder 502 by inserting the plurality of probes 5022, but the structure of the circular probe holder 502 is not limited thereto, and those skilled in the art can select other suitable structures of the circular probe holder 502 according to the teachings of the present invention. The curling unit 501 curls the flexible display 3 forward or backward by curling the circular probe holder 502 forward or backward.
In a preferred embodiment, referring to fig. 1, the curling unit 501 further comprises a first forward and reverse curling servo motor 5011, and there is no special requirement for the selection of the first forward and reverse curling servo motor 5011 in the present invention, and the selection is performed according to the conventional selection in the art. The first forward/reverse rotation curling servo motor 5011 is connected to the circular probe holder 502, and the first forward/reverse rotation curling servo motor 5011 curls the flexible display 3 by driving the circular probe holder 502 to rotate forward or backward, but the curling unit 501 is not limited thereto, and those skilled in the art can select other suitable curling units 501 according to the teachings of the present invention.
In a preferred embodiment, please refer to fig. 1 and 5, the curl testing apparatus 1 further includes a first traverse mechanism 7, the first traverse mechanism 7 is disposed on the plane 401, the first traverse mechanism 7 is connected to the first curl mechanism 5, and the first traverse mechanism 7 is configured to drive the first curl mechanism 5 to reciprocate along the horizontal direction relative to the plane 401. The first transverse moving mechanism 7 is mainly used for driving the first curling mechanism 5 to reciprocate in the horizontal direction, and the structure of the first transverse moving mechanism 7 has no special requirement, and can be selected according to the conventional selection in the field, such as a motor and a ball screw mechanism.
Referring to fig. 1 and 5, the second curling mechanism 6 is disposed on the plane 401, the second curling mechanism 6 is connected to the other side of the flexible display 3, and the second curling mechanism 6 is used for curling the flexible display 3 in a forward direction or a reverse direction. The second curling mechanism 6 disclosed in this embodiment further includes a circular holder 601 and a second forward and reverse rotation curling servo motor 602, the circular holder 601 holds the flexible display screen 3, the second forward and reverse rotation curling servo motor 602 is connected to the circular holder 601, and the second forward and reverse rotation curling servo motor 602 curls the flexible display screen 3 by driving the circular holder 601 to rotate forward or reverse, but the structure of the second curling mechanism 6 is not limited thereto, and those skilled in the art can select other suitable curling mechanisms according to the teachings of the present invention.
In a preferred embodiment, please refer to fig. 1 and 5, the curl testing apparatus 1 further includes a second traverse mechanism 8, the second traverse mechanism 8 is connected to the second curling mechanism 6, and the second traverse mechanism 8 is configured to drive the second curling mechanism 6 to reciprocate along the horizontal direction relative to the plane 401. The second traverse mechanism 8 in the present invention is mainly used for driving the second curling mechanism 6 to reciprocate horizontally, and there is no special requirement for the structure of the second traverse mechanism 8, and it is only required to refer to the conventional selection in the field, such as a motor and a ball screw mechanism.
When the flexible display screen 3 is tested by the curling testing device 1, when the first curling mechanism 5 curls the flexible display screen 3 in the forward direction and the second curling mechanism 6 curls the flexible display screen 3 in the forward direction, the bending test of two sides of the flexible display screen 3 in the forward curling state can be realized, please refer to fig. 5; when the first curling mechanism 5 curls the flexible display screen 3 in the forward direction and the second curling mechanism 6 curls the flexible display screen 3 in the reverse direction, the bending test of the two sides of the flexible display screen 3 in the forward and reverse curling states can be realized; when the first curling mechanism 5 reversely curls the flexible display screen 3 and the second curling mechanism 6 reversely curls the flexible display screen 3, the bending test of the two sides of the flexible display screen 3 in a reverse curling state can be realized; when the first curling mechanism 5 curls the flexible display screen 3 reversely, and the second curling mechanism 6 curls the flexible display screen 3 forwardly, the bending test of the flexible display screen 3 in a state that two sides are curled reversely and forwardly can be realized.
In a preferred embodiment, referring to fig. 2, the curl test apparatus 1 further includes a lighting fixture module 9, the lighting fixture module 9 is connected to the circuit flexible board 2 through the circular probe holder 502, and the lighting fixture module 9 lights the flexible display screen 3 through the circular probe holder 502 and the circuit flexible board 2. In another preferred embodiment, the lighting fixture module 9 further includes a signal line 901 and a signal controller 902, one end of the signal line 901 passes through the side surface of the first circular holder and is connected to the circuit soft board 2 through a plurality of probes 5022, the signal controller 902 is connected to the other end of the signal line 901, the signal controller 902 turns on a signal to the flexible display 3 through the signal line 901 and the circuit soft board 2 to light the flexible display 3, so as to test the flexible display 3, and the signal may be an image or an animation, but not limited thereto. The circuit for the signal controller 902 to provide the 3-way signal to the flexible display screen is not within the scope of the present application, and therefore, the detailed description thereof is omitted here.
In a possible design, please refer to fig. 1 and 5, the curl testing apparatus 1 further includes a control unit 10, the control unit 10 is electrically connected to the first curling mechanism 5 and the second curling mechanism 6, the control unit 10 is configured to control the first curling mechanism 5 and the second curling mechanism 6 to curl forward or backward, and a circuit for controlling the first curling mechanism 5 and the second curling mechanism 6 by the control unit 10 is not a protection scope of the present application and therefore is not described herein again.
The foregoing description shows and describes several preferred embodiments of the invention, but as aforementioned, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. A curl testing device for testing a double-sided curl configuration of a flexible display screen having a flexible circuit board, one side of the flexible circuit board being connected to one side of the flexible display screen, the curl testing device comprising:
a platform having a plane;
the first curling mechanism is arranged on the plane and comprises a curling unit and a circular probe holder, the circular probe holder is connected with the curling unit, the circular probe holder is connected with the other side of the circuit soft board, and the curling unit curls the flexible display screen forwards or backwards by curling the circular probe holder forwards or backwards; and
the second curling mechanism is arranged on the plane and connected with the other side of the flexible display screen, and the second curling mechanism is used for curling the flexible display screen in a forward direction or a reverse direction;
wherein when the first curling mechanism curls the flexible display screen in the forward direction, the second curling mechanism can curl the flexible display screen in the forward direction or curl the flexible display screen in the reverse direction; when the first curling mechanism curls the flexible display screen reversely, the second curling mechanism can curl the flexible display screen forwardly or curl the flexible display screen reversely.
2. The curl test apparatus of claim 1, wherein the circular probe holder has a cylindrical configuration and is axially provided with an opening for holding the flexible circuit board, the opening having a plurality of probes therein, the flexible circuit board being connected to the circular probe holder by inserting the plurality of probes.
3. The curl test device of claim 1, wherein the curl unit further comprises:
and the first positive and negative rotation curling servo motor is connected with the circular probe holder and curls the flexible display screen by driving the circular probe holder to rotate in the positive direction or the negative direction.
4. The curl test device of claim 1, further comprising:
and the lighting jig module is connected with the circuit soft board through the circular probe holder and lights the flexible display screen through the circular probe holder and the circuit soft board.
5. The curl test device of claim 4, wherein the lighting fixture module further comprises:
one end of the signal wire penetrates through the side surface of the first circular clamp holder and is connected with the circuit soft board; and
and the signal controller is connected with the other one of the signal lines and lights the flexible display screen through the signal lines and the circuit soft board.
6. The curl test device of claim 1, wherein the second curling mechanism further comprises:
the circular clamp is used for clamping the flexible display screen; and
and the second positive and negative rotation curling servo motor is connected with the circular clamp holder, and the second positive and negative rotation curling servo motor is used for driving the circular clamp holder to rotate in the positive direction or the negative direction so as to curl the flexible display screen in the positive direction or the negative direction.
7. The curl test device of claim 1, further comprising:
the first transverse moving mechanism is arranged on the plane and connected with the first curling mechanism, and the first transverse moving mechanism is used for driving the first curling mechanism to reciprocate along the horizontal direction relative to the plane.
8. The curl test device of claim 7, further comprising:
and the second transverse moving mechanism is connected with the second curling mechanism and is used for driving the second curling mechanism to reciprocate along the horizontal direction relative to the plane.
9. The curl test device of claim 1, further comprising:
and the control unit is electrically connected with the first curling mechanism and the second curling mechanism and is used for controlling the first curling mechanism and the second curling mechanism to curl.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811261037.4A CN111103469A (en) | 2018-10-26 | 2018-10-26 | Curl testing device |
| US16/661,986 US20200135535A1 (en) | 2018-10-26 | 2019-10-23 | Testing tool for flexible display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811261037.4A CN111103469A (en) | 2018-10-26 | 2018-10-26 | Curl testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111103469A true CN111103469A (en) | 2020-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811261037.4A Pending CN111103469A (en) | 2018-10-26 | 2018-10-26 | Curl testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111103469A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113093418A (en) * | 2021-04-09 | 2021-07-09 | 张金裕 | Flexible liquid crystal display manufacturing batch test system and test method |
| CN114088542A (en) * | 2022-01-10 | 2022-02-25 | 雷尼尔家具(南通)有限公司 | Plate bending resistance detection equipment |
-
2018
- 2018-10-26 CN CN201811261037.4A patent/CN111103469A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113093418A (en) * | 2021-04-09 | 2021-07-09 | 张金裕 | Flexible liquid crystal display manufacturing batch test system and test method |
| CN113093418B (en) * | 2021-04-09 | 2022-07-12 | 江西瑞德电子有限公司 | Flexible liquid crystal display manufacturing batch test system and test method |
| CN114088542A (en) * | 2022-01-10 | 2022-02-25 | 雷尼尔家具(南通)有限公司 | Plate bending resistance detection equipment |
| CN114088542B (en) * | 2022-01-10 | 2022-03-29 | 雷尼尔家具(南通)有限公司 | Plate bending resistance detection equipment |
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