CN108445657B - Binding power testing arrangement - Google Patents
Binding power testing arrangement Download PDFInfo
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- CN108445657B CN108445657B CN201810382436.XA CN201810382436A CN108445657B CN 108445657 B CN108445657 B CN 108445657B CN 201810382436 A CN201810382436 A CN 201810382436A CN 108445657 B CN108445657 B CN 108445657B
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- cover plate
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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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- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention provides a bonding force testing device, which comprises a fixing component, a positioning component and a testing component, wherein the fixing component is arranged on the fixing component; the fixing device comprises a first cover plate and a second cover plate, the first cover plate and the second cover plate are used for fixing the sample to be tested, the positioning assembly is used for adjusting the positions of the sample to be tested and the testing assembly, and the testing assembly comprises a force application component; according to the invention, the thrust is applied to the sample to be tested by the force application part, the traditional adhesion force test is converted into the thrust test, the adhesion performance of the material is evaluated by the thrust, the external force applied to the product in the film tearing or other operation processes is simulated more accurately, and the adhesion and sealing performance of the material are evaluated reasonably.
Description
Technical Field
The invention relates to a testing device, in particular to a bonding force testing device.
Background
With the development of liquid crystal display technology, the application of sealant is also becoming more extensive. The frame glue is mainly used for bonding the liquid crystal display panel. The liquid crystal display panel comprises an array substrate and a color film substrate. The array substrate and the color film substrate are arranged in parallel, and the frame glue is coated on the array substrate and coated along the edge of the array substrate to form a square frame shape. And injecting the liquid crystal into a frame formed by the frame glue to form a uniform liquid crystal layer. And covering the color film substrate on the frame glue, bonding the color film substrate and the array substrate together by the frame glue, and forming a liquid crystal box for accommodating liquid crystal by the color film substrate, the frame glue and the array substrate.
The adhesive force of the frame adhesive mainly affects the sealing performance of the liquid crystal box, and if the adhesive force of the frame adhesive is smaller, the phenomenon that air enters the liquid crystal box easily occurs, so that the display of the liquid crystal panel is poor, and therefore, the test of the adhesive force of the frame adhesive is very important.
In the prior art, when performing a tensile test on a sealant of a liquid crystal cell, two hexagon bolts are generally arranged on two sides of the liquid crystal cell. The top ends of the heads of the two hexagon bolts are respectively bonded on two opposite angles of the array substrate surface, and the top ends of the heads of the other two hexagon bolts are respectively bonded on two opposite angles of the color film substrate surface. The screw rod part of the hexagon bolt is used as a pull rod, and the screw rods on two opposite sides are pulled in opposite directions to obtain the adhesive force data of the rubber frame.
The position of the hexagon bolt on the liquid crystal box has great influence on the adhesion data, the hexagon bolt is usually positioned manually in the prior art, but the hexagon bolt cannot be ensured to be positioned at the same position of the liquid crystal box in repeated tests, so that multiple groups of adhesion data obtained by the method are incomparable; in addition, in the sample preparation process, the performance of materials such as frame glue cannot be accurately evaluated due to unstable test results caused by human factors such as the difference of alignment between the color film substrate and the array substrate, the amount of glue application, the difference of moment and the like.
Disclosure of Invention
The invention provides a display panel, which aims to solve the technical problem that the bonding force between a color film substrate and an array substrate is not accurately tested.
In order to solve the above problems, the technical scheme provided by the invention is as follows:
the invention provides a bonding force testing device, wherein the device comprises a fixing component, a positioning component and a testing component;
the fixing assembly is connected with the positioning assembly, the positioning assembly is connected with the testing assembly, and the positioning assembly is used for adjusting the positions of the sample to be tested and the testing assembly.
According to a preferred embodiment of the present invention, the fixing assembly includes a first cover plate and a second cover plate, the first cover plate and the second cover plate are disposed oppositely, and the first cover plate and the second cover plate are used for fixing the sample to be tested.
According to a preferred embodiment of the present invention, the first cover plate includes a first U-shaped groove and a second U-shaped groove, an opening of the first U-shaped groove corresponds to the first edge of the first cover plate, and an opening of the second U-shaped groove corresponds to the second edge of the first cover plate.
According to a preferred embodiment of the present invention, the fixing assembly includes a first regulating block and a second regulating block;
the first adjusting block is arranged in the first U-shaped groove and used for adjusting the length of the second edge of the sample to be measured; the second adjusting block is arranged in the second U-shaped groove and used for adjusting the length of the first edge of the sample to be measured.
According to a preferred embodiment of the present invention, a portion of the sample to be tested is not covered by the first cover plate and the second cover plate.
According to a preferred embodiment of the present invention, the positioning assembly includes a fourth adjustment block and at least a third adjustment block;
the third adjusting block is an L-shaped component and comprises a first connecting surface and a second connecting surface which are perpendicular to each other,
the first connecting surface is connected with the fixing component, and the second connecting surface is connected with the fourth adjusting block.
According to a preferred embodiment of the present invention, the fourth adjusting block is a T-shaped member, and the fourth adjusting block is connected to the testing component.
According to a preferred embodiment of the present invention, the testing assembly includes a stage, a first fixing base, a second fixing base, and a force application member;
one end of the force application component is fixedly connected with the first fixing seat, and the other end of the force application component is in contact with the sample to be detected.
According to a preferred embodiment of the present invention, the carrier includes at least two through holes fixedly connected to the fourth adjusting block, and the fourth adjusting block is fixed at different positions on the carrier according to different through holes
According to a preferred embodiment of the present invention, the second fixing base is fixedly connected to the carrier, and the adhesion testing apparatus positions the sample to be tested and the force application member by adjusting the position of the second fixing base.
Has the advantages that: the invention provides a bonding force testing device, which converts the traditional tension test into a thrust test, evaluates the bonding performance of a material by using the thrust, more accurately simulates the external force applied to a product in the film tearing or other operation processes, and reasonably evaluates the bonding performance and the sealing performance of the material.
Drawings
In order to illustrate the embodiments or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for a person skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a block diagram A of a bonding force testing apparatus according to a preferred embodiment of the present invention;
fig. 2 is a structural diagram B of an adhesion testing apparatus according to a preferred embodiment of the present invention.
Detailed Description
The following description of the various embodiments refers to the accompanying drawings that illustrate specific embodiments in which the invention may be practiced. The directional terms mentioned in the present invention, such as [ upper ], [ lower ], [ front ], [ rear ], [ left ], [ right ], [ inner ], [ outer ], [ side ], are only referring to the directions of the attached drawings. Accordingly, the directional terms used are used for explanation and understanding of the present invention, and are not used for limiting the present invention. In the drawings, elements having similar structures are denoted by the same reference numerals.
FIG. 1 is a block diagram of a device for testing adhesion according to the present invention, wherein the device comprises a fixing member, a positioning member, and a testing member;
the fixing assembly is connected with the positioning assembly, the positioning assembly is connected with the testing assembly, and the positioning assembly is used for adjusting the positions of the sample to be tested 10 and the testing assembly.
In this embodiment, the fixing assembly includes a first cover plate 101 and a second cover plate 102, the first cover plate 101 and the second cover plate 102 are disposed oppositely, and the first cover plate 101 and the second cover plate 102 are used for fixing the sample 10 to be tested; the first cover plate 101 includes a plurality of first through holes 103, as shown in fig. 2, the second cover plate 102 also includes second through holes 104 corresponding to the first through holes 103, and the first cover plate 101 and the second cover plate 102 are fixedly connected through the first through holes 103 and the second through holes 104 by using a connecting device, such as bolts;
as shown in fig. 1, the first cover plate 101 and the second cover plate 102 clamp the sample 10 to be tested to fix the sample 10 to be tested; however, the first cover plate 101 and the second cover plate 102 each include a beveled edge such that a portion of the sample 10 to be tested is not covered by the first cover plate 101 and the second cover plate 102; the exposed sample to be tested 10 is used for contacting with the testing component so as to test the adhesive force of the sample to be tested 10;
the first cover plate 101 comprises a first U-shaped groove 105 and a second U-shaped groove 106, wherein an opening of the first U-shaped groove 105 corresponds to a first edge of the first cover plate, and an opening of the second U-shaped groove 106 corresponds to a second edge of the first cover plate; the first U-shaped groove 105 and the second U-shaped groove 106 are vertically arranged;
in addition, the fixing assembly includes a first regulating block 107 and a second regulating block 108; the first adjusting block 107 is disposed in the first U-shaped groove 105, the first adjusting block 107 can slide in the first U-shaped groove 105, and the length of the second edge of the sample 10 to be measured is adjusted according to different positions of the first adjusting block 107 in the first U-shaped groove 105; the second adjusting block 108 is disposed in the second U-shaped groove 106, the second adjusting block 108 can slide in the second U-shaped groove 106, and the length of the first edge of the sample 10 to be measured is adjusted according to different positions of the second adjusting block 108 in the second U-shaped groove 106;
the first adjusting block 107 comprises at least one first oval through hole 109, as shown in fig. 1, the first adjusting block 107 comprises two first oval through holes 109, and the second cover plate 102 comprises a third through hole 110 corresponding to the first oval through hole 109; the second adjusting block 108 includes at least one second oval through hole 111, as shown in fig. 1, the second adjusting block 108 includes two second oval through holes 111, and the second cover plate 102 includes a fourth through hole 112 corresponding to the second oval through hole 111.
The positioning assembly is disposed below the fixing assembly, i.e., below the second cover plate 102; the positioning assembly comprises a fourth adjusting block 202 and at least one third adjusting block 201;
the third adjusting block 201 is an L-shaped member, the third adjusting block 201 includes a first connecting surface 203 and a second connecting surface 204, and the first connecting surface 203 and the second connecting surface 204 are perpendicular to each other; the first connecting surface 203 is connected to the fixing component, that is, the first connecting surface 203 is fixedly connected to the second cover plate 102, and the second connecting surface 204 is connected to the fourth adjusting block 202;
the first connecting surface 203 comprises at least one oval through hole, the second cover plate 102 comprises a plurality of fifth through holes (not shown) corresponding to the third oval through holes 205, and the first connecting surface 203 is connected with different fifth through holes on the second cover plate 102 to adjust the position of the positioning assembly on the third adjusting block 201;
in order to prevent the third adjusting block 201 from interfering with the third through hole 110 or the fourth through hole 112, the length of the third adjusting block 201 may be adjusted; in this embodiment, the adhesion testing device includes two third adjusting blocks 201, and the two third adjusting blocks 201 are fixedly connected with different cross sections of the fourth adjusting block 202;
the second connecting surface 204 further includes a sixth through hole 206, the fourth adjusting block 202 includes a threaded hole (not shown) corresponding to the sixth through hole 206, and the second connecting surface 204 is fixedly connected to the fourth adjusting block 202 through the sixth through hole 206 and the threaded hole corresponding thereto.
The fourth adjusting block 202 is a T-shaped member, and a certain section of the fourth adjusting block 202 is connected with the testing component; preferably, the bottom edge of the fourth adjusting block 202 includes two sets of symmetrical fourth oval through holes 207, the testing device includes a plurality of seventh through holes (not shown) corresponding to the fourth oval through holes 207 of the fourth adjusting block 202, and the positioning assembly is fixedly connected to the testing assembly through the fourth oval through holes 207 and the seventh through holes.
The test assembly comprises a carrier 301, a fixed seat and a force application part 302, wherein the fixed seat comprises a first fixed seat 303 and a second fixed seat 304; one end of the force application component 302 is fixedly connected with the first fixing seat 303, and the other end of the force application component 302 is in contact with the sample 10 to be tested; the force application component 302 comprises a cylindrical section 3021 and a circular truncated cone section 3022, one end of the circular truncated cone section 3022 with a smaller area is in contact with the sample 10 to be tested, and the cylindrical section 3021 is connected with the first fixing seat 303; the invention applies a certain acting force to the force application component 302 through the first fixed seat 303 and transmits the acting force to the sample 10 to be tested;
in addition, the carrier 301 includes at least two through holes fixedly connected to the fourth adjusting block 202, that is, the seventh through hole, and the fourth adjusting block 202 is connected to the fourth oval through hole 207 according to the different seventh through holes and is fixed at different positions of the carrier 301;
the second fixing seat 302 is fixedly connected with the carrier 301, and the adhesion testing apparatus positions the sample 10 to be tested and the force application member 302 by adjusting the position of the second fixing seat 302.
The invention provides a bonding force testing device, which comprises a fixing component, a positioning component and a testing component, wherein the fixing component is arranged on the fixing component; the fixing device comprises a first cover plate and a second cover plate, the first cover plate and the second cover plate are used for fixing the sample to be tested, the positioning assembly is used for adjusting the positions of the sample to be tested and the testing assembly, and the testing assembly comprises a force application component; according to the invention, the thrust is applied to the sample to be tested by the force application part, the traditional adhesion force test is converted into the thrust test, the adhesion performance of the material is evaluated by the thrust, the external force applied to the product in the film tearing or other operation processes is simulated more accurately, and the adhesion and sealing performance of the material are evaluated reasonably.
In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, therefore, the scope of the present invention shall be determined by the appended claims.
Claims (7)
1. The bonding force testing device is characterized by comprising a fixing component, a positioning component and a testing component;
the fixing component is connected with the positioning component, the positioning component is connected with the testing component, and the positioning component is used for adjusting the positions of the sample to be tested and the testing component;
the fixing assembly comprises a first cover plate and a second cover plate, the first cover plate and the second cover plate are arranged oppositely, and the first cover plate and the second cover plate are used for fixing the sample to be detected;
the first cover plate comprises a first U-shaped groove and a second U-shaped groove, an opening of the first U-shaped groove corresponds to a first edge of the first cover plate, and an opening of the second U-shaped groove corresponds to a second edge of the first cover plate;
the fixing assembly comprises a first adjusting block and a second adjusting block;
the first adjusting block is arranged in the first U-shaped groove and used for adjusting the length of the second edge of the sample to be measured; the second adjusting block is arranged in the second U-shaped groove and used for adjusting the length of the first edge of the sample to be measured.
2. An adhesion test device as claimed in claim 1, wherein a portion of the sample to be tested is not covered by the first cover plate and the second cover plate.
3. The adhesion testing device of claim 1, wherein the positioning assembly comprises a fourth adjustment block and at least a third adjustment block;
the third adjusting block is an L-shaped component and comprises a first connecting surface and a second connecting surface which are perpendicular to each other,
the first connecting surface is connected with the fixing component, and the second connecting surface is connected with the fourth adjusting block.
4. The adhesion testing device of claim 3, wherein the fourth adjustment block is a T-shaped member, the fourth adjustment block being coupled to the test assembly.
5. The adhesion testing device of claim 4, wherein the testing assembly comprises a carrier, a first fixed seat, a second fixed seat and a force application component;
one end of the force application component is fixedly connected with the first fixing seat, and the other end of the force application component is in contact with the sample to be detected.
6. The adhesion testing device of claim 5, wherein the carrier comprises at least two through holes fixedly connected with the fourth adjusting block, and the fourth adjusting block is fixed at different positions on the carrier according to different through holes
7. The adhesion testing device of claim 5, wherein the second fixing base is fixedly connected with the carrier, and the adhesion testing device positions the sample to be tested and the force application component by adjusting the position of the second fixing base.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810382436.XA CN108445657B (en) | 2018-04-26 | 2018-04-26 | Binding power testing arrangement |
| PCT/CN2019/082876 WO2019205988A1 (en) | 2018-04-26 | 2019-04-16 | Bonding strength testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810382436.XA CN108445657B (en) | 2018-04-26 | 2018-04-26 | Binding power testing arrangement |
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| Publication Number | Publication Date |
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| CN108445657A CN108445657A (en) | 2018-08-24 |
| CN108445657B true CN108445657B (en) | 2020-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810382436.XA Active CN108445657B (en) | 2018-04-26 | 2018-04-26 | Binding power testing arrangement |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108445657B (en) |
| WO (1) | WO2019205988A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108445657B (en) * | 2018-04-26 | 2020-09-01 | 武汉华星光电技术有限公司 | Binding power testing arrangement |
| CN109445144B (en) * | 2019-01-25 | 2019-04-19 | 南京中电熊猫平板显示科技有限公司 | A kind of liquid crystal display detection device and its detection method |
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| KR100822026B1 (en) * | 2006-07-27 | 2008-04-15 | (주)엠에스쎌텍 | Test apparatus of TAB bonding of LCD module |
| CN103135268A (en) * | 2013-03-20 | 2013-06-05 | 深圳市华星光电技术有限公司 | Detection device of liquid crystal display panel |
| CN104677823A (en) * | 2015-03-24 | 2015-06-03 | 合肥京东方光电科技有限公司 | Equipment and method for evaluating adhesive force change of film |
| CN105911727A (en) * | 2016-06-15 | 2016-08-31 | 武汉华星光电技术有限公司 | Drawing performance test fixture and drawing performance test method for full-lamination display device |
| CN106292013A (en) * | 2016-10-27 | 2017-01-04 | 武汉华星光电技术有限公司 | The test device of the bonding force of display panels and contact panel and method of testing |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107102457B (en) * | 2017-06-13 | 2019-12-24 | 深圳市华星光电技术有限公司 | Device and method for detecting adhesive force of frame glue of liquid crystal panel |
| CN107589571A (en) * | 2017-10-19 | 2018-01-16 | 深圳市华星光电技术有限公司 | The detection means and detection method of panel frame glue intensity |
| CN108445657B (en) * | 2018-04-26 | 2020-09-01 | 武汉华星光电技术有限公司 | Binding power testing arrangement |
-
2018
- 2018-04-26 CN CN201810382436.XA patent/CN108445657B/en active Active
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2019
- 2019-04-16 WO PCT/CN2019/082876 patent/WO2019205988A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100822026B1 (en) * | 2006-07-27 | 2008-04-15 | (주)엠에스쎌텍 | Test apparatus of TAB bonding of LCD module |
| CN103135268A (en) * | 2013-03-20 | 2013-06-05 | 深圳市华星光电技术有限公司 | Detection device of liquid crystal display panel |
| CN104677823A (en) * | 2015-03-24 | 2015-06-03 | 合肥京东方光电科技有限公司 | Equipment and method for evaluating adhesive force change of film |
| CN105911727A (en) * | 2016-06-15 | 2016-08-31 | 武汉华星光电技术有限公司 | Drawing performance test fixture and drawing performance test method for full-lamination display device |
| CN106292013A (en) * | 2016-10-27 | 2017-01-04 | 武汉华星光电技术有限公司 | The test device of the bonding force of display panels and contact panel and method of testing |
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| Publication number | Publication date |
|---|---|
| CN108445657A (en) | 2018-08-24 |
| WO2019205988A1 (en) | 2019-10-31 |
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