CN109709315A - A kind of rubber material consistency monitoring method - Google Patents
A kind of rubber material consistency monitoring method Download PDFInfo
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- CN109709315A CN109709315A CN201910052496.XA CN201910052496A CN109709315A CN 109709315 A CN109709315 A CN 109709315A CN 201910052496 A CN201910052496 A CN 201910052496A CN 109709315 A CN109709315 A CN 109709315A
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Abstract
The present invention relates to field of material technology, specially a kind of rubber material consistency monitoring method.It is established including (1) automobile-used rubber component material basic information database；(2) definition material is tested for the property, constructs automobile-used rubber material performance database, including density, fourier-transform infrared spectrogram, TG test etc.；(3) aforementioned test is carried out to sampling observation components or failure return；(4) test data of step (3) and step (2) performance database are compared, judges consistent implementations.The present invention can effectively identify whether batch components are consistent using material and original definition material；Special detection equipment is not needed；And can serve multi-platform, multi-vehicle-type components comparisons, type selecting, non-specialized-technical personnel also can to material unanimously whether quickly judge, generalization is strong.
Description
Technical field
The present invention relates to field of material technology, specially a kind of rubber material consistency monitoring method.
Background technique
Automobile Rubber Products are indispensable important components in automobile parts.It is calculated by different type automobile, often
It needs that more kinds of rubber products of about 100-200 are installed on automobile；In addition to tire, because of car gage difference, automobile-used rubber material
About 15-60 kilograms.The rubber product (disregarding tire) of one automobile installation accounts for about 6% or so of automobile totle drilling cost.With vapour
The development of vehicle technical modernization, the requirement to Automobile Rubber Products are also increasingly stringent and harshness, not only require various spies
The rubber material of different performance meets the new technical requirements of automobile, but also rubber material is required to have higher Physical Mechanical
Energy.The performance and quality of Automobile Rubber Products are played a crucial role to vehicle complete vehicle quality level is improved.
Generally existing following disadvantage in automobile-used rubber material application industry:
(1) rubber part producer, that is, rubber compounding producer, this is just that more conversion materials are provided convenience privately for rubber part producer；
(2) many rubber part supplies commercial city is small producer, and integration capability is poor；
(3) rubber material approval is mainly to be to provide material test piece to carry out verification experimental verification, lack of materials test piece and actual parts material
Expect the inspection of consistency；
(4) in addition to main rubber part (pipeline, door and window sealing strip), most of small-sized rubber part all without parts standard, and
It is to be verified by system test, when part fails, usually without validation criteria.
In conclusion aiming at the problem that existing rubber material test piece to components consistency controls and lacks, it is necessary to establish
A kind of rubber material consistency monitoring method.
Summary of the invention
The invention patent provides a kind of rubber material consistency monitoring method, can be effectively to batch production components material
Consistency carries out determining monitoring or determines whether the inconsistent caused failure of material to disabling elements after sale.Concrete scheme is such as
Under: include the following steps:
(1) automobile-used rubber component is established with material basic information database；
(2) definition material is tested for the property, constructs automobile-used rubber material performance database；
(3) aforementioned test is carried out to sampling observation components or failure return；
(4) test data of step (3) and step (2) performance database are compared, judges consistent implementations.
Further, the basic information include producer, formula number, shore hardness, tensile strength, fracture productivity or
One of ageing properties are a variety of.
Further, the performance test includes density, fourier-transform infrared spectrogram, miniature international hardness, heat mistake
Weight (TG) test, solvent extraction or residues of combustion are one or more.
Preferably, density, fourier-transform infrared spectrogram and TG test are selected in the performance test.
Further, the test data of step (3) and the comparison of step (2) performance data meet:
Density variation≤± 0.05g/cm3；Fourier infrared spectrogram definition material map is consistent；
TG tests volatile component variance rate≤± 5%, total amount of organic variance rate≤± 5%, residual qualities variance rate≤± 4%
When；
Miniature world firmness change≤± 5 degree；
Solvent extraction≤± 3%；
Residues of combustion≤± 3%；
Assert that sampling observation components or failure return material are consistent with definition material.
Further, TG test: being 200 DEG C for the rubber material test temperature containing chlorine；Other rubber testings
Temperature is 300 DEG C.
The beneficial effects of the present invention are:
(1) present invention establishes a kind of rubber material consistency monitoring method, can effectively identify batch zero by this method
Whether part is unanimously components material consistency problem using material and original definition material.And then whether can identify supplier
There are problems that replacing formula for raw stock or technology stability privately；
(2) present invention does not need special detection equipment, can be completed by laboratory's conventional detection apparatus, while the present invention needs
Sample size it is small, test period is short, and the batch testing of all kinds of rubber components may be implemented；
(3) present invention can also carry out black box test, such as the test of material reverse be carried out for competing product dismantling components, according to survey
Examination data obtain competing product components material；
(4) present invention can serve multi-platform, multi-vehicle-type components comparisons, type selecting, can also accomplish effective transmitting of data,
Non-specialized-technical personnel also can to material unanimously whether quickly judge, generalization is strong.
Detailed description of the invention
A kind of rubber material quality monitoring method implementation flow chart of Fig. 1 present invention；
The TG of Fig. 2 embodiment of the present invention 1 compares spectrogram；
The TG of Fig. 3 embodiment of the present invention 2 compares spectrogram.
Specific embodiment
The present invention be directed to Automobile Rubber Products batch part and definition material be lack of consistency monitoring means the problem of and mention
Quality control method out, specially a kind of rubber material consistency monitoring method, with reference to the accompanying drawing and specific example
It is described in detail.Concrete scheme is as follows: includes the following steps (referring to attached drawing 1):
(1) automobile-used rubber component is established with material basic information database；
(2) definition material is tested for the property, constructs automobile-used rubber material performance database；
(3) aforementioned test is carried out to sampling observation components or failure return；
(4) test data of step (3) and step (2) performance database are compared, judges consistent implementations.
Available basic information includes producer, formula number, shore hardness, tensile strength, fracture productivity or aging
One of energy is a variety of.
Optional performance test includes density, fourier-transform infrared spectrogram, miniature international hardness, thermal weight loss (TG) survey
Examination, solvent extraction or residues of combustion are one or more.Wherein density, fourier-transform infrared spectrogram and TG test are preferred three
Kind performance test.
Test data and step (2) the performance data comparison of step (3) meet: density variation≤± 0.05g/cm3；Fourier
Leaf infrared spectrum definition material map is consistent；TG test volatile component variance rate≤± 5%, total amount of organic variance rate≤±
5%, when residual qualities variance rate≤± 4%；Miniature world firmness change≤± 5 degree；Solvent extraction≤± 3%；Residues of combustion≤±
When 3%；Assert that sampling observation components or failure return material are consistent with definition material.
TG tests actual conditions are as follows: is 200 DEG C for the rubber material test minimum temperature containing chlorine；Other rubber testings are most
Low temperature is 300 DEG C.
Monitor embodiment 1:
Whether glue material and the drawing (EPDM) of definition material are consistent in the rubber hose of pre-detection volume shipment, supply from batch
A sampling is randomly selected in goods rubber hose carries out density, infrared spectrum and thermal weight loss test as performance test.(1) it defines
Material and batch part density of material test result are respectively as follows: 1.12g/cm3And 1.17g/cm3, deviation is more than for 0.05g/cm3；
(2) it tests to obtain the thermogravimetric curve of the product by TG, the TG curve comparison with definition material is obtained such as Fig. 2 curve, it is known that
Mass loss before 300 DEG C of exemplar of definition material and sampling observation is respectively -2.91% and -22.73%；300 DEG C ~ 550 DEG C of quality
Loss is respectively -48.96% and -32.32%；600 DEG C of mass loss is respectively -43.8% and -26.64%；Remnants after 650 DEG C
Quality is respectively 4.4% and 18.4%, and deviation is more than 5%.Therefore it obtains, bulk article material therefor formula and definition material are different
It causes, mainly small molecule organic compound (the mainly substances such as vulcanizing agent, promotor, antioxidant) has very big difference in formula.
Monitor embodiment 2:
Whether the adhesive tape for wiper blade material of pre-detection volume shipment and the drawing (CR) of definition material are consistent, from volume shipment rubber
One is randomly selected in hose, carries out density, infrared spectrum and the test of thermal weight loss test performance.(1) definition material and batch part
Density of material test result is respectively as follows: 1.33g/cm3And 1.34g/cm3, deviation is less than 0.05g/cm3；(2) it is tested by TG
To the thermogravimetric curve of the product, the TGA curve comparison in stage is approved with material, is obtained such as 3 curve of attached drawing, it is known that definition material
It is respectively -6.89% and -7.73% with the mass loss before 220 DEG C of exemplar of sampling observation；220 DEG C ~ 550 DEG C of mass loss difference
It is -49.96% and -48.96%；Residual qualities after 550 DEG C are respectively 43.25% and 43.31%, and deviation is respectively less than ± 5%.Therefore it can
It obtains, bulk article material therefor formula is consistent with definition material.
The present invention can be accurate and effective carry out rubber material consistency monitoring, effectively avoid changing glue privately because of supplier
Potential failure caused by kind and material prescription or production technology are unstable.Can serve multi-platform, multi-vehicle-type components comparisons,
Type selecting, can also accomplish effective transmitting of data, non-specialized-technical personnel also can to material unanimously whether quickly judge, push away
Wide property is strong.
The preferred embodiment of the patent is described in detail above, but this patent is not limited to above-mentioned embodiment party
Formula within the knowledge of one of ordinary skill in the art can also be under the premise of not departing from this patent objective
Various changes can be made.
Claims (6)
1. a kind of rubber material consistency monitoring method, which comprises the steps of:
(1) automobile-used rubber component is established with material basic information database；
(2) definition material is tested for the property, constructs automobile-used rubber material performance database；
(3) aforementioned test is carried out to sampling observation components or failure return；
(4) test data of step (3) and step (2) performance database are compared, judges consistent implementations.
2. a kind of rubber material consistency monitoring method according to claim 1, it is characterised in that the basic information
Including producer, formula number, shore hardness, tensile strength, fracture one of productivity or ageing properties or a variety of.
3. a kind of rubber material consistency monitoring method according to claim 1, which is characterized in that the performance test
Including density, fourier-transform infrared spectrogram, miniature international hardness, thermal weight loss (TG) test, solvent extraction or residues of combustion one
Kind is a variety of.
4. a kind of rubber material consistency monitoring method according to claim 1, it is characterised in that the performance test
Select density, fourier-transform infrared spectrogram and TG test.
5. a kind of rubber material consistency monitoring method according to claim 3, which is characterized in that the test of step (3)
Data and the comparison of step (2) performance data meet: density variation≤± 0.05g/cm3；Fourier infrared spectrogram definition material figure
Spectrum is consistent；TG test volatile component variance rate≤± 5%, total amount of organic variance rate≤± 5%, residual qualities variance rate≤
When ± 4%；Miniature world firmness change≤± 5 degree；Solvent extraction≤± 3%；Sampling observation components are assert when residues of combustion≤± 3%
Or failure return material is consistent with definition material.
6. a kind of rubber material consistency monitoring method according to claim 3 or 4, which is characterized in that the TG is surveyed
Examination: being 200 DEG C for the rubber material test temperature containing chlorine；Other rubber testing temperature are 300 DEG C.
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| CN201910052496.XA CN109709315A (en) | 2019-01-21 | 2019-01-21 | A kind of rubber material consistency monitoring method |
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| CN201910052496.XA CN109709315A (en) | 2019-01-21 | 2019-01-21 | A kind of rubber material consistency monitoring method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112098462A (en) * | 2020-10-20 | 2020-12-18 | 贵州电网有限责任公司 | Paint layer thickness infrared thermal imaging detection device and detection method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102532623A (en) * | 2011-12-29 | 2012-07-04 | 福建师范大学 | Renewable bundled and crosslinked rubber material |
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2019
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102532623A (en) * | 2011-12-29 | 2012-07-04 | 福建师范大学 | Renewable bundled and crosslinked rubber material |
Non-Patent Citations (5)
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| 宣卫芳 等编著: "《装备与自然换进试验 提高篇》", 30 November 2011, 航空工业出版社 * |
| 李志虎 编: "《汽车用橡胶零件失效分析与预防》", 30 July 2017, 吉林大学出版社 * |
| 李永清等: "硫化橡胶防老化涂层的研制 ", 《合成材料老化与应用》 * |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112098462A (en) * | 2020-10-20 | 2020-12-18 | 贵州电网有限责任公司 | Paint layer thickness infrared thermal imaging detection device and detection method |
| CN112098462B (en) * | 2020-10-20 | 2022-07-12 | 贵州电网有限责任公司 | Paint layer thickness infrared thermal imaging detection device and detection method |
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