CN107193138A - A kind of device for testing tensile force and method of testing - Google Patents
A kind of device for testing tensile force and method of testing Download PDFInfo
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- CN107193138A CN107193138A CN201710373259.4A CN201710373259A CN107193138A CN 107193138 A CN107193138 A CN 107193138A CN 201710373259 A CN201710373259 A CN 201710373259A CN 107193138 A CN107193138 A CN 107193138A
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- vacuum cup
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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
Force application mechanism is provided with a kind of device for testing tensile force, including puller system, the puller system, the puller system described in test process applies active force by force application mechanism to test sample；The load transducer being connected with the force application mechanism, the load transducer is used to determine the amount of force that the test sample is subject to；The vacuum cup being fixed in test process on the puller system, the vacuum cup absorption is in test sample surface.The device is by setting vacuum cup, the firm absorption to test sample only can be achieved during test by the vacuumize process of vacuum cup, the sample that sticked with glue when efficiently solving test is time-consuming long, paste inconvenient, and test completes the problems such as rear jig hardly possible is cleared up, and effectively increases the testing efficiency of sample.
Description
Technical field
The present invention relates to technical field of liquid crystal display, more particularly, to a kind of device for testing tensile force and method of testing.
Background technology
Thin film transistor-liquid crystal display (Thin Film Transistor-Liquid Crystal Display,
TFT-LCD it is) that good display is showed in combination properties such as brightness, contrast, power consumption, life-span, volume and weights at present
Part, its function admirable, large-scale production characteristic is good, and automaticity is high, and development space is wide, gradually occupies display
The leading position in device field.TFT-LCD is by thin-film transistor array base-plate (array substrates), colorful filter array substrate (CF bases
Plate) and the liquid crystal that is clipped between two substrates constitute.
(PICoating) is coated with alignment film into box (Cell) manufacturing process, CF substrates or TFT substrate according to current stage casing
The coating of frame glue is carried out after processing procedure, the pouring-in instillation (One Drop Fill, ODF) of liquid crystal is then carried out, in CF and above and below TFT
Solidification of the substrate to progress frame glue after the completion of group, forms sealed LCD Cell.The bonding force of frame glue directly affects LCD after solidification
Cell sealing property and reliable sex expression, therefore need test block is gluing to make a concerted effort.
The gluing pull type method of making a concerted effort of current test block is as shown in figure 1, test sample 2 is pasted onto with high-viscosity glue
On fixture 101 and lower clamp 102, upper fixture 101 connects load transducer 3, lower clamp by upper fixing pin 61 and universal joint 5
102 are fixed on workbench 4 by lower fixing pin 62 and lower keeper 9, by the force application mechanism of puller system vertically upward at the uniform velocity
Load transducer 3 and upper fixture 101 is pulled to pull open test sample 2.The method has following 3 in actual test process
Cause sample test efficiency low：
1) make to fasten with glue test sample 2 when upper fixture 101 and lower clamp 102 need to use special clamping auxiliary tool clamp
Tightly, inconvenient operation；
2) the glue hardly possible cleaning after the completion of testing in upper fixture 101 and lower clamp 102；
3) pasting each test sample 2 with high-viscosity glue needs two hour above samples during consumption just to cement
Gu, the pre-treatment of test sample 2 is time-consuming long.
The content of the invention
For the above-mentioned technical problem in the presence of prior art, the present invention proposes a kind of device for testing tensile force and test
Method, the device is by setting vacuum cup, and vacuumize process during test only by vacuum cup can be achieved to test specimens
The firm absorption of product, the sample that sticked with glue when efficiently solving test is time-consuming long, pastes inconvenient, and test completes rear jig hardly possible
The problems such as cleaning, effectively increase the testing efficiency of sample.
According to an aspect of the present invention there is provided a kind of device for testing tensile force, including：
Puller system, the puller system is provided with force application mechanism；
The vacuum cup being fixed in test process on the puller system, the vacuum cup absorption is in test sample table
Face, the force application mechanism described in test process applies active force by vacuum cup to test sample；
The load transducer being connected with the force application mechanism, the load transducer be used for determine the test sample by
Amount of force.
The device is by setting vacuum cup, and vacuumize process during test only by vacuum cup can be achieved to test
The firm absorption of sample, the sample that sticked with glue when efficiently solving test is time-consuming long, pastes inconvenient, and test completes rear jig
The problems such as hardly possible cleaning, effectively increase the testing efficiency of sample.
In one embodiment, the vacuum cup includes upper vacuum cup and lower vacuum cup, and the upper vacuum is inhaled
Disk connects the load transducer, and the lower vacuum cup is fixed on the workbench of the puller system.During test, under sample
Adsorption is on lower vacuum cup, and the upper surface of sample is adsorbed on upper vacuum cup, and the force application mechanism of puller system is to absorption
Upper vacuum cup in sample upper surface applies active force, and determines the active force suffered by test sample by load transducer
Size.
In one embodiment, pump drainage air valve, institute are equipped with the upper vacuum cup and the lower vacuum cup
State pump drainage air valve connection vavuum pump.When carrying out adsorption operations to sample in test process, pump drainage air valve is opened, passes through vacuum
Pump carries out vacuumize process until upper vacuum cup and lower vacuum cup close valve and vacuum to the firm absorption of sample surfaces
Pump, you can tested.After the completion of test, pump drainage air valve is opened, air enters upper vacuum cup and lower vacuum cup, sample
Unclamped by upper vacuum cup and lower vacuum cup, you can remove sample.It is inconvenient so as to solve the sample operation that sticks with glue, consume
After the completion of Shi Jiu, and test the problem of difficult cleaning.
In one embodiment, universal joint is provided between the upper vacuum cup and the load transducer.Described ten thousand
To saving in the tensile test for realizing force application mechanism to test sample different directions.
In one embodiment, connected between the universal joint and the upper vacuum cup by fixing pin, described ten thousand
Connected, passed through between the lower vacuum cup and the workbench by upper locking nut between load transducer described in Xiang Jieyu
Lower locking nut is connected.
During test, first universal joint is connected on load transducer by upper locking nut, above and below puller system program
The position of mobile regulation load transducer, so that fixing pin connects upper vacuum cup and universal joint, after the completion of connection, you can logical
The force application mechanism for crossing puller system carries out tensile test to test sample.
According to another aspect of the present invention there is provided a kind of pull force test method, comprise the following steps：
S1, the lower surface of test sample is set to adsorb firm by lower vacuum cup；
S2, the upper surface of test sample is set to adsorb firm by upper vacuum cup；
S3, progress tensile test.
In one embodiment, the step S2 is specifically included：Pump drainage air valve is opened, by vavuum pump to lower vacuum
Sucker carries out vacuumize process, until the lower surface of the sample adsorbs firm by the lower vacuum cup.
In one embodiment, the step S3 is specifically included：Pump drainage air valve is opened, by vavuum pump to upper vacuum
Sucker carries out vacuumize process, until the upper surface of the sample adsorbs firm by the upper vacuum cup.
Compared with prior art, it is an advantage of the current invention that the device is by setting vacuum cup, only by true during test
The vacuumize process of suction disk is that the firm absorption to test sample can be achieved, the sample that sticked with glue when efficiently solving test consumption
Shi Jiu, pastes inconvenient, and the problems such as test completion rear jig hardly possible cleaning, effectively increases the testing efficiency of sample.
Brief description of the drawings
The preferred embodiments of the present invention are described in detail below in conjunction with accompanying drawing.In figure：
Fig. 1 shows a kind of schematic diagram of device for testing tensile force disclosed in prior art.
Fig. 2 shows the schematic diagram of the device for testing tensile force described in embodiments in accordance with the present invention.
Fig. 3 shows the flow chart of the pull force test method described in embodiments in accordance with the present invention.
In the accompanying drawings, identical part uses identical reference.Accompanying drawing is not drawn according to actual ratio.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described.
As shown in Fig. 2 according to an aspect of the present invention there is provided a kind of device for testing tensile force, including：
Force application mechanism (not shown) is provided with puller system (not shown), the puller system；
The vacuum cup 1 being fixed in test process on the puller system, the vacuum cup 1 is adsorbed in test sample
2 surfaces, the force application mechanism applies active force by vacuum cup 1 to test sample 2；
The load transducer 3 being connected with the force application mechanism, the load transducer 3 is used to determine the test sample 2
The amount of force being subject to.
The device is by setting vacuum cup 1, and vacuumize process during test only by vacuum cup 1 can be achieved to surveying
The firm absorption of test agent 2, the test sample that sticked with glue when efficiently solving test 2 is time-consuming long, pastes inconvenient, and tested
The problems such as being cleared up into rear jig hardly possible, effectively increases testing efficiency.
In one embodiment, referring again to Fig. 2, the vacuum cup 1 includes upper vacuum cup 11 and lower vacuum is inhaled
Disk 12, the upper vacuum cup 11 connects the load transducer 3, and the lower vacuum cup 12 is fixed on the work of the puller system
Make on platform 4.During test, the lower surface of test sample 2 is adsorbed on lower vacuum cup 12, and the upper surface absorption of test sample 2 exists
On upper vacuum cup 11, upper vacuum cup 11 is connected with load transducer 3, surveyed by the force application mechanism of puller system to adsorbing
The upper vacuum cup 11 of the upper surface of test agent 2 applies active force vertically upward, and determines test sample by load transducer 3
Amount of force suffered by 2.
It should be understood that the vacuum cup 1 can also only upper vacuum cup 11, the upper connection of vacuum cup 11 institute
Load transducer 3 is stated, the lower surface of the test sample 2 is attached on lower tool by the way of viscose glue, the test sample 2
Upper surface adsorbed by upper vacuum cup 11, likewise, the force application mechanism of puller system is to adsorbing in the upper table of test sample 2
The upper vacuum cup 11 in face applies active force vertically upward, and determines the work suffered by test sample 2 by load transducer 3
Firmly size.
It again it will be understood that, the vacuum cup 1 can also only have lower vacuum cup 12, the lower vacuum cup 12 is consolidated
It is scheduled on the workbench of puller system, the lower surface for adsorbing test sample 2, the upper surface of the test sample 2 uses viscose glue
Mode be attached on tool, the force application mechanism of the puller system applies to the upper tool for being fixed on the upper surface of test sample 2
Active force vertically upward, and the amount of force suffered by test sample 2 is determined by load transducer 3.
In one embodiment, the upper vacuum cup 11 is provided with upper drain tap 111, the lower vacuum cup 12
Lower pump drainage air valve 121 is provided with, the upper drain tap 111 and the lower pump drainage air valve 121 are all connected with vavuum pump.Test
During when carrying out adsorption operations to test sample 2, first open lower pump drainage air valve 121, carry out vacuumizing place by vavuum pump
Reason is firmly adsorbed up to lower vacuum cup 12 to the surface of test sample 2, closes lower pump drainage air valve 121 and vavuum pump, likewise,
After upper vacuum cup is placed into the upper surface of test sample 2, pump drainage air valve 111 in opening carries out taking out true by vavuum pump
Vacancy reason is until upper vacuum cup 11 is firmly adsorbed to the surface of test sample 2, and pump drainage air valve 111 and vavuum pump in closing are inhaled
After the completion of attached, you can carry out tensile test.After the completion of test, lower pump drainage air valve 121 and upper pump drainage air valve 111 are opened, it is empty
Gas enters upper vacuum cup 11 and lower vacuum cup 12, and test sample 2 is unclamped by upper vacuum cup 11 and lower vacuum cup 12, i.e.,
Test sample 2 can be removed.The test sample inconvenient operation that sticks with glue is efficiently solved, is taken long and difficult clear after the completion of test
The problem of reason.
In one embodiment, universal joint 5 is provided between the upper vacuum cup 11 and the load transducer 3.Institute
Stating universal joint 5 is used to realize tensile test of the force application mechanism to the different directions of test sample 2.When the pulling force survey to test sample 2
When examination needs a non-perpendicular upward active force, the force direction of force application mechanism can be changed by the universal joint 5, for example, when needing
When carrying out tensile test to the left field of test sample 2, active force, the effect to upper right side can be applied by force application mechanism
Power is applied to test sample 2 by the effect of universal joint 5.
In one embodiment, connected between the universal joint 5 and the upper vacuum cup 11 by fixing pin 6, institute
State between universal joint 5 and the load transducer 3 and to be connected by upper locking nut 7, the lower vacuum cup 12 and the work
Connected between platform 4 by lower locking nut 8.During test, universal joint 5 is first connected to load transducer 3 by upper locking nut 7
On, the position of regulation load transducer 3 is moved up and down by puller system program, so that fixing pin 6 is by upper vacuum cup 11 and ten thousand
Connected to section 5, after the completion of connection, you can tensile test is carried out to test sample 2 by the force application mechanism of puller system.
According to another aspect of the present invention there is provided a kind of pull force test method, comprise the following steps：
S1, the lower surface of test sample 2 adsorbed firmly by lower vacuum cup 12；
S2, the upper surface of test sample 2 adsorbed firmly by upper vacuum cup 11；
S3, progress tensile test.
In one embodiment, the step S2 is specifically included：Lower pump drainage air valve 121 is opened, passes through vavuum pump pair
Lower vacuum cup 12 carries out vacuumize process, until the lower surface of the test sample 2 adsorbs jail by the lower vacuum cup 121
Gu.
In one embodiment, the step S3 is specifically included：Pump drainage air valve 111, passes through vavuum pump pair in opening
Upper vacuum cup 11 carries out vacuumize process, until jail is adsorbed in the upper surface of the test sample 2 by the upper vacuum cup 111
Gu.
Compared with prior art, it is an advantage of the current invention that the test device is by setting vacuum cup, only lead to during test
The vacuumize process i.e. achievable firm absorption to test sample of vacuum cup is crossed, stick with glue sample when efficiently solving test
Product are time-consuming long, paste inconvenient, and test the problems such as completing rear jig hardly possible cleaning, effectively increase the testing efficiency of sample.
The preferred embodiment of the present invention is the foregoing is only, but the scope of the present invention is not limited thereto, Ren Heben
The technical staff in field easily can be changed or change in technical scope disclosed by the invention, and this change or change
Change should be all included within the scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of claims
Enclose and be defined.
Claims (10)
1. a kind of device for testing tensile force, it is characterised in that including：
Puller system, the puller system is provided with force application mechanism；
The vacuum cup being fixed in test process on the puller system, the vacuum cup is adsorbed in test sample surface,
The force application mechanism applies active force by vacuum cup to test sample；
The load transducer being connected with the force application mechanism, the load transducer is used to determine the work that the test sample is subject to
Firmly size.
2. device for testing tensile force according to claim 1, it is characterised in that the vacuum cup include upper vacuum cup and
Lower vacuum cup, the upper vacuum cup connects the load transducer, and the lower vacuum cup is fixed on the puller system
On workbench.
3. device for testing tensile force according to claim 2, it is characterised in that the upper vacuum cup and the lower vacuum are inhaled
Pump drainage air valve is equipped with disk, the pump drainage air valve connects vavuum pump.
4. device for testing tensile force according to claim 2, it is characterised in that the upper vacuum cup and the load sensing
Universal joint is provided between device.
5. device for testing tensile force according to claim 4, it is characterised in that the universal joint and the upper vacuum cup it
Between connected by fixing pin.
6. the device for testing tensile force according to claim 4 or 5, it is characterised in that the universal joint and the load sensing
Connected between device by upper locking nut.
7. device for testing tensile force according to claim 2, it is characterised in that the lower vacuum cup and the workbench it
Between connected by lower locking nut.
8. the method that the device for testing tensile force described in a kind of use claim any one of 2-7 is tested, it is characterised in that bag
Include following steps：
S1, the lower surface of test sample is set to adsorb firm by lower vacuum cup；
S2, the upper surface of test sample is set to adsorb firm by upper vacuum cup；
S3, upper vacuum cup is connected with the load transducer, carries out tensile test.
9. method of testing according to claim 8, it is characterised in that the step S2 is specifically included：Open pump drainage air valve
Door, vacuumize process is carried out by vavuum pump to lower vacuum cup, until the lower surface of the sample is by the lower vacuum cup
Absorption is firm.
10. method of testing according to claim 8, it is characterised in that the step S3 is specifically included：Open pump drainage air valve
Door, vacuumize process is carried out by vavuum pump to upper vacuum cup, until the upper surface of the sample is by the upper vacuum cup
Absorption is firm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710373259.4A CN107193138A (en) | 2017-05-24 | 2017-05-24 | A kind of device for testing tensile force and method of testing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710373259.4A CN107193138A (en) | 2017-05-24 | 2017-05-24 | A kind of device for testing tensile force and method of testing |
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| CN107193138A true CN107193138A (en) | 2017-09-22 |
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ID=59875284
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| CN201710373259.4A Pending CN107193138A (en) | 2017-05-24 | 2017-05-24 | A kind of device for testing tensile force and method of testing |
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Cited By (4)
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| 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 |
| CN108709854A (en) * | 2018-08-31 | 2018-10-26 | 信利光电股份有限公司 | A kind of fixture and bonding force test method of test bonding force |
| CN109445144A (en) * | 2019-01-25 | 2019-03-08 | 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 |
| CN113532715A (en) * | 2021-09-14 | 2021-10-22 | 海门市昊天机电配件有限公司 | Stress testing equipment for mechanical and electrical accessories |
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| 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 |
| CN108709854A (en) * | 2018-08-31 | 2018-10-26 | 信利光电股份有限公司 | A kind of fixture and bonding force test method of test bonding force |
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| CN113532715B (en) * | 2021-09-14 | 2021-11-16 | 海门市昊天机电配件有限公司 | Stress testing equipment for mechanical and electrical accessories |
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Application publication date: 20170922 |
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