CN105510226A - Method and device for testing bonding property of second-time sealant of hollow glass - Google Patents
Method and device for testing bonding property of second-time sealant of hollow glass Download PDFInfo
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- CN105510226A CN105510226A CN201510896280.3A CN201510896280A CN105510226A CN 105510226 A CN105510226 A CN 105510226A CN 201510896280 A CN201510896280 A CN 201510896280A CN 105510226 A CN105510226 A CN 105510226A
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- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/04—Measuring adhesive force between materials, e.g. of sealing tape, of coating
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Abstract
The invention discloses a method and device for testing bonding property of second-time sealant of hollow glass. The testing method comprises the following steps: cutting the bonding interface of a first original glass sheet of two original glass sheets of the hollow glass and the second-time sealant, separating the first original glass sheet from the second-time sealant, and keeping the second-time sealant and the bonding interface of the second-time sealant and a second original glass sheet perfect; cutting a second-time sealant strip, enabling the second-time sealant strip reserved on the second original glass sheet to form a test sample with designed shape and size, and enabling the bonding interface of the test sample and the second original glass sheet perfect; applying a testing force to the test sample by a mechanical property tester, so as to test the bonding property of the second-time sealant. According to the method disclosed by the invention, the bonding property of the second-time sealant of the hollow glass can be tested.
Description
Technical field
The present invention relates to gluing technical field of performance test, particularly relate to a kind of double glazing two road fluid sealant adhesive property method of testing and device.
Background technology
Double glazing is a kind of glassware with excellent thermal insulation insulation, is widely applied in fields such as building doors and windows, curtain wall and household electrical appliances at present.
As shown in Figure 1, double glazing is evenly separated and perimeter bond sealing effectively to support interval box 104 the first original sheet glass 111 and the second original sheet glass 112, makes the glassware being formed with dry gas space between glassy layer.At present, the edge seal cellular construction of main flow double glazing product is made up of two seals glue, and wherein, one fluid sealant 102 mainly plays airtight and watertight effect, and its material is mainly butyl rubber.Two road fluid sealants 103 mainly play construction bonds effect, and its material is mainly silicone structure sealant, and two road fluid sealants play an important role to the integrality maintaining double glazing Total Product structure.Therefore, the construction bonds performance of two road fluid sealants of double glazing directly affects the safety of double glazing and reliably uses.
Double glazing in process of production, likely because using, structure sealant inferior, structure sealant and original sheet glass are incompatible, structure sealant and glassy bond face exist spot, beat the undesirable and double glazing of colloid amount in use aging, the two road fluid sealants of two road fluid sealants for a long time by the various factors such as external force and environmental corrosion effect, cause double glazing two road fluid sealant and double glazing former cohesive strength is not enough or performance degradation, thus have impact on the product quality of double glazing and safe and reliable use.On the other hand, in double glazing engineer applied, the double glazing that some concealed frame glass curtain wall or curtain wall opening leaf use, under arms after a period of time, because double glazing two road fluid sealant adhesive property declines, there will be double glazing outer plate entirety and to fall phenomenon.Because the weight of double glazing in use outer sheet glass is all born by two road fluid sealants, when two road fluid sealants occur that adhesive property lost efficacy, serious potential safety hazard can be brought to double glazing.Due to the existence of above-mentioned factor, be often necessary very much when product quality or engineering detecting that the bond quality for double glazing two road fluid sealant is tested, to evaluate the adhesive property present situation of double glazing two road fluid sealant.At present, complete sample preparation test the adhesive property test of structure sealant for building in laboratory, this method is not obviously suitable for two road fluid sealant adhesive property tests of double glazing product.Therefore, at present, double glazing two road fluid sealant adhesive property exists without method of testing problem.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of double glazing two road fluid sealant adhesive property method of testing and device, and fundamental purpose is tested double glazing two road fluid sealant adhesive property.
For achieving the above object, the present invention mainly provides following technical scheme:
On the one hand, embodiments provide a kind of double glazing two road fluid sealant adhesive property method of testing, comprise the steps:
The first original sheet glass in two original sheet glasses of double glazing and the bonding interface place of two road fluid sealants cut, and are separated by this first original sheet glass with two road fluid sealants, and keep two road fluid sealants and intact with the second original sheet glass bonding interface thereof;
Two road sealing joint strips are cut, make to be retained in the test sample that the second original sheet glass Shang bis-road sealing joint strip forms design shape and size, test sample and the second original sheet glass bonding interface intact;
Apply the adhesive property of test force to two road fluid sealants by testing machine for mechanical properties to test sample to test.
As preferably, described testing machine for mechanical properties is by the pulling force to the applying of test sample and the second original sheet glass place plane orthogonal, the bond damage area of the maximum pull value corresponding according to the test sample broke moment and test sample, calculates the bonding pulling strengrth between double glazing two road fluid sealant and glass; Described testing machine for mechanical properties is by applying and the second parallel plane power in original sheet glass place test sample, the bond damage area of the maximum pull value corresponding according to the test sample broke moment and test sample, calculates the shear resistance between double glazing two road fluid sealant and glass.
As preferably, the shape of described test sample is rectangular side's body.
As preferably, when described testing machine for mechanical properties tests the bonding pulling strengrth between double glazing two road fluid sealant and glass, adopt stretching transition apparatus, described stretching transition apparatus is made up of pull bar and arm-tie, described pull bar is placed in the board plane geometric center place of arm-tie, and pull bar is vertical with arm-tie to be fixed, during test, the end face of arm-tie with test sample is bondd, the edge of test sample top surface does not exceed the edge of arm-tie, testing machine for mechanical properties clamp pull bar also carries out loading stretching, obtains the post-rift maximum pull value of test sample of two road fluid sealants.
As preferably, the material of described stretching transition apparatus is metal.
As preferably, when described testing machine for mechanical properties tests the bond shear strength between double glazing two road fluid sealant and glass, adopt and shear transition apparatus, described shearing transition apparatus is made up of body and connecting link, body has the cavity for holding test sample, and the entrance of described cavity is one or two, and two entrances of described cavity are located on body relatively, connecting link is fixedly connected with body, the axes normal of connecting link and cavity.
As preferably, the body shearing transition apparatus will test Sample sleeve people by the porch of cavity, carry out horizontal addload with testing machine for mechanical properties clamp connecting link, the bonding interfaces obtained between two road fluid sealant test samples and glass are sheared the maximum pull value after destruction.
On the other hand, embodiments provide a kind of double glazing two road fluid sealant adhesive property test stretching transition apparatus, described stretching transition apparatus is made up of pull bar and arm-tie, and described pull bar is placed in the board plane geometric center place of arm-tie, and pull bar is vertical with arm-tie fixes.
As preferably, the material of described stretching transition apparatus is metal.
As preferably, described stretching transition apparatus is structure as a whole.
On the other hand, embodiments provide the fluid sealant adhesive property test of a kind of double glazing two road and shear transition apparatus, described shearing transition apparatus is made up of body and connecting link, described body has the cavity for holding test sample, described cavity has an entrance or two relative entrances, described connecting link is fixedly connected with body, the axes normal of described connecting link and cavity.
As preferably, outline and the cavity of described body are cuboid.
As preferably, described connecting link is positioned at the geometric center place of an outside surface of the sidewall of body.
As preferably, the material of described shearing transition apparatus is metal.
Compared with prior art, beneficial effect of the present invention is:
The method of testing of the embodiment of the present invention can realize the test of double glazing two road fluid sealant adhesive property, and result is accurate, simple.
Accompanying drawing explanation
Fig. 1 is the structural representation of typical double glazing and sealing unit thereof;
Fig. 2 a to Fig. 2 c is double glazing two road fluid sealant adhesive property test sample machining sketch chart;
Fig. 3 is the stretching transition apparatus structure schematic diagram of double glazing two road fluid sealant bonding tensile strength test;
Fig. 4 is double glazing two road fluid sealant bonding tensile strength test and loads schematic diagram;
Fig. 5 is the shearing transition apparatus structural representation of double glazing two road fluid sealant bond shear strength test;
Fig. 6 is the fluid sealant bond shear strength test of double glazing two road and loads schematic diagram.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in further detail, but not as a limitation of the invention.In the following description, the not necessarily same embodiment that different " embodiment " or " embodiment " refers to.In addition, special characteristic, structure or feature in one or more embodiment can be combined by any suitable form.
Double glazing two road fluid sealant adhesive property method of testing, comprises the steps:
The first original sheet glass in two original sheet glasses of double glazing and the bonding interface place of two road fluid sealants cut, and are separated by this first original sheet glass with two road fluid sealants, and keep two road fluid sealants and intact with the second original sheet glass bonding interface thereof;
Two road sealing joint strips are cut, make to be retained in the test sample that the second original sheet glass Shang bis-road sealing joint strip forms design shape and size, test sample and the second original sheet glass bonding interface intact;
Apply the adhesive property of test force to two road fluid sealants by testing machine for mechanical properties to test sample to test.
As shown in Figure 1, existing equipment cannot be tested double glazing two road fluid sealant adhesive property, for this reason, the bonding interface place of a Yu bis-road fluid sealant in two of double glazing original sheet glasses is first separated by the present patent application, two road fluid sealants is retained in good condition and wants emphasis to consider with on the original sheet glass of the cohesive strength of two road fluid sealants.Then cut two road fluid sealants and make its design shape being retained in shape on original sheet glass and size conforms test and size, then namely available existing testing machine for mechanical properties realizes the adhesive property such as pulling strengrth and shear resistance and tests.The method of the embodiment of the present invention is simple.Test result is accurate.
Fig. 2 (a), for not cut front double glazing edge sealing unit structural representation, is be bonded with two road fluid sealants 103 between the first original sheet glass 111 and the second original sheet glass 112.The cohesive strength between two road fluid sealants and any a slice original sheet glass can be measured.To measure the cohesive strength between two road fluid sealants and the second original sheet glass 112.First, the first original sheet glass 111 and two road fluid sealants are carried out cutting and separating, for after guarantee cutting and separating, two road fluid sealants have enough thickness, parting plane is selected at the bonding interface place near two road fluid sealants and the first original sheet glass as far as possible.The structural representation formed after cutting and separating is shown in shown in Fig. 2 (b).Subsequently, on Fig. 2 (b) architecture basics, cutting processing is carried out to two road sealing joint strips and becomes length l, width is b (what remain two road fluid sealants beats glue width as far as possible), thickness is the rectangular parallelepiped test sample 201 of h, sees shown in Fig. 2 (c) (also can cut into the test sample of other versions as required).Test sample 201 is preferably square.As stated above, multiple test sample can be cut on Fig. 2 (b) Zhong bis-road sealing joint strip to test.In cutting processing process, require that test sample cut surface is smooth, and do not destroy the bonding interface position between two road fluid sealant test samples 201 and glass 101.
Structural representation after test sample preparation shown in Fig. 2 (c) completes.The structural representation of preparation one that what Fig. 2 (c) showed is test sample, as described above, can process obtain multiple test sample by carrying out segmentation cutting to two road sealing joint strips.After test sample preparation completes, the adhesive property that can carry out between two road fluid sealants and glass is tested.The adhesive property test bonding pulling strengrth comprised between two road fluid sealants and glass is tested and bond shear strength is tested.
When carrying out the test of bonding pulling strengrth, carry out tension test because current existing testing machine for mechanical properties fixture directly can not clamp test sample 201.For this reason, the present patent application provides height a kind of stretching transition apparatus, realizes carrying out tension test to test sample by this stretching transition apparatus.
Above-mentioned stretching transition apparatus is the structural representation of stretching transition apparatus one embodiment see Fig. 3, Fig. 3.Stretching transition apparatus is made up of arm-tie 301 and pull bar 302, the length and width size of arm-tie 301 is greater than the length of two road fluid sealant test samples 201 and wide size respectively, so that when arm-tie 301 bonds with the end face of test sample 201, the edge of test sample 201 end face is all positioned at the edge of arm-tie 301.Pull bar 302 is placed in the board plane geometric center O point place (pull bar axis through O point) of arm-tie 301, and pull bar 302 is vertical with the plate face of arm-tie 301, and pull bar 302 needs to be fixedly connected with both arm-ties 301, ensure at the trial stressed afterwards both not separated.The material of general stretching transition apparatus adopts metal.Pull bar 302 and arm-tie 301 can be integrally formed, are also fixedly connected with by modes such as welding or screw threads.
When carrying out tension test, with quick high-strength cementing agent 401, the two road fluid sealant test end faces of sample 201 and the bottom surface (not being provided with the one side of pull bar 302) of arm-tie 301 are carried out tight bond, sample 201 to be tested and arm-tie 301 bond firmly, step up metal pull bar 302 with testing machine for mechanical properties fixture and carry out loading to stretch, obtain two road fluid sealants test samples 201 and rupture that (bonding interface comprising two road fluid sealants and original sheet glass destroys and two road fluid sealants itself rupture.Do not comprise quick high-strength cementing agent 401 bond damage) after maximum pull value F, as shown in Figure 4.If quick high-strength cementing agent 401 bond damage in process of the test, be then considered as test findings invalid.Two road fluid sealant bonding tensile strength calculation formula are:
When carrying out bond shear strength test, current existing testing machine for mechanical properties fixture directly can not clamp test sample 201 and carry out shear test.For this reason, the present patent application provides height a kind of shearing transition apparatus, realizes carrying out tension test to test sample by this shearing transition apparatus.
Above-mentioned shearing transition apparatus is shown in Fig. 5, and Fig. 5 is the structural representation shearing transition apparatus one embodiment.Shear transition apparatus to be made up of body 501 and connecting link 502, body 501 has the cavity 503 for holding test sample 201, connecting link 502 is fixedly connected with body 501, and connecting link 502 is vertical with the axis (testing the direction that sample enters cavity 503) of cavity.In the present embodiment, the sidewall of body 501 and an end face surround for holding the cavity 503 testing sample 201, and connecting link 502 is fixedly connected with the sidewall of body 501, connecting link 502 and sidewalls orthogonal.The present embodiment cavity 503 only has an entrance, and its lap is closed by sidewall and end face respectively.Certainly, alternatively, body 501 only can have sidewall, and namely sidewall surrounds the cavity 503 with two opposite inlet.In general, the shape of cavity 503 and the mating shapes of test sample 201.In other words, when making test sample 201, the shape and size of test sample 201 should be determined according to the shape and size of the cavity 503 of existing shearing transition apparatus.In the present embodiment, cavity 503 is also cuboid.The outline of body 501 is also cuboid.Connecting link 502 is positioned at the O point place, plane geometry center (connecting link axis is through O point) of body 501 1 sidewall, and vertical with this side wall surface.The material shearing transition apparatus generally can select metal.Connecting link 502 and body 501 can integrally formedly also be fixed by the mode such as welding.Ensure at the trial stressed after both are not separated.
When carrying out shear test, two road fluid sealant test samples 201 are inserted in the cavity of body 501 by cavity 503 opening part.In order to make two road fluid sealant test samples 201 just can be inserted in metal body, require the long l of metal body cavity
1, wide b
1, high h
1about 0.5 ~ 1mm larger than long l, the wide b of two road fluid sealant test samples 201, high h respectively.
After in the cavity that two road fluid sealants test samples 201 are inserted in metal body 501, step up connecting link 502 with testing machine for mechanical properties fixture and carry out horizontal addload, obtain the two maximum pull value Fs of road fluid sealant test sample 201 after being torn with glassy bond interface, two road fluid sealant bond shear strength computing formula are:
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (10)
1. double glazing two road fluid sealant adhesive property method of testing, is characterized in that, comprise the steps:
The first original sheet glass in two original sheet glasses of double glazing and the bonding interface place of two road fluid sealants cut, and are separated by this first original sheet glass with two road fluid sealants, and keep two road fluid sealants and intact with the second original sheet glass bonding interface thereof;
Two road sealing joint strips are cut, make to be retained in the test sample that the second original sheet glass Shang bis-road sealing joint strip forms design shape and size, test sample and the second original sheet glass bonding interface intact;
Apply the adhesive property of test force to two road fluid sealants by testing machine for mechanical properties to test sample to test.
2. method of testing according to claim 1, is characterized in that, the shape of described test sample is rectangular parallelepiped.
3. method of testing according to claim 1, it is characterized in that, described testing machine for mechanical properties is by the pulling force to the applying of test sample and the second original sheet glass place plane orthogonal, the bond damage area of the maximum pull value corresponding according to the test sample broke moment and test sample, calculates the bonding pulling strengrth between double glazing two road fluid sealant and glass; Described testing machine for mechanical properties is by applying and the second parallel plane power in original sheet glass place test sample, the bond damage area of the maximum pull value corresponding according to the test sample broke moment and test sample, calculates the shear resistance between double glazing two road fluid sealant and glass.
4. method of testing according to claim 3, it is characterized in that, when described testing machine for mechanical properties tests the bonding pulling strengrth between double glazing two road fluid sealant and glass, adopt stretching transition apparatus, described stretching transition apparatus is made up of pull bar and arm-tie, described pull bar is placed in the board plane geometric center place of arm-tie, and pull bar is vertical with arm-tie to be fixed, during test, the end face of arm-tie with test sample is bondd, the edge of test sample top surface does not exceed the edge of arm-tie, testing machine for mechanical properties clamp pull bar also carries out loading stretching, obtain the post-rift maximum pull value of test sample of two road fluid sealants, the material of described stretching transition apparatus is metal.
5. method of testing according to claim 3, it is characterized in that, when described testing machine for mechanical properties tests the bond shear strength between double glazing two road fluid sealant and glass, adopt and shear transition apparatus, described shearing transition apparatus is made up of body and connecting link, body has the cavity for holding test sample, the entrance of described cavity is one or two, two entrances of described cavity are located on body relatively, connecting link is fixedly connected with body, the axes normal of described connecting link and cavity.
6. method of testing according to claim 5, it is characterized in that, test sample is inserted in by cavity entrance by the body shearing transition apparatus, carry out horizontal addload with testing machine for mechanical properties clamp connecting link, the bonding interfaces obtained between two road fluid sealant test samples and glass are sheared the maximum pull value after destruction.
7. stretching transition apparatus is used in fluid sealant adhesive property test in double glazing two road, and it is characterized in that, described stretching transition apparatus is made up of pull bar and arm-tie, and described pull bar is placed in the board plane geometric center place of arm-tie, and pull bar is vertical with arm-tie fixes.
8. stretching transition apparatus according to claim 7, is characterized in that, the material of described stretching transition apparatus is metal; Described stretching transition apparatus is structure as a whole.
9. fluid sealant adhesive property test in double glazing two road is with shearing transition apparatus, it is characterized in that, described shearing transition apparatus is made up of body and connecting link, described body has the cavity for holding test sample, described cavity has an entrance or two relative entrances, described connecting link is fixedly connected with body, the axes normal of described connecting link and cavity.
10. shearing transition apparatus according to claim 9, is characterized in that, outline and the cavity of described body are cuboid; Described connecting link is positioned at the geometric center place of an outside surface of the sidewall of body; The material of described shearing transition apparatus is metal.
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| CN201510896280.3A CN105510226A (en) | 2015-12-08 | 2015-12-08 | Method and device for testing bonding property of second-time sealant of hollow glass |
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| CN201510896280.3A CN105510226A (en) | 2015-12-08 | 2015-12-08 | Method and device for testing bonding property of second-time sealant of hollow glass |
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| CN106248575A (en) * | 2016-08-19 | 2016-12-21 | 维沃移动通信有限公司 | A kind of glueability test device |
| CN107036896A (en) * | 2017-06-13 | 2017-08-11 | 中国建材检验认证集团股份有限公司 | Existing silicone sealant, structure glue tensile property assay method |
| CN108613924A (en) * | 2018-06-20 | 2018-10-02 | 张家港康得新光电材料有限公司 | A kind of peel test force auxiliary fixture and liquid-crystalline glasses peel test force method |
| CN108627455A (en) * | 2018-04-25 | 2018-10-09 | 郑州中原思蓝德高科股份有限公司 | A kind of test method of thermoplasticity spacer bar and outer course glue sticking performance |
| CN111272650A (en) * | 2020-03-02 | 2020-06-12 | 广西师范大学 | Joint for testing failure criterion of composite material bonding structure |
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| CN108627455A (en) * | 2018-04-25 | 2018-10-09 | 郑州中原思蓝德高科股份有限公司 | A kind of test method of thermoplasticity spacer bar and outer course glue sticking performance |
| CN108627455B (en) * | 2018-04-25 | 2020-12-15 | 郑州中原思蓝德高科股份有限公司 | Method for testing bonding performance of thermoplastic spacing bar and outer channel adhesive |
| CN108613924A (en) * | 2018-06-20 | 2018-10-02 | 张家港康得新光电材料有限公司 | A kind of peel test force auxiliary fixture and liquid-crystalline glasses peel test force method |
| CN111272650A (en) * | 2020-03-02 | 2020-06-12 | 广西师范大学 | Joint for testing failure criterion of composite material bonding structure |
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Application publication date: 20160420 |