CN114235610A - Method and device for measuring wear resistance of rubber composition and computer readable carrier medium - Google Patents
Method and device for measuring wear resistance of rubber composition and computer readable carrier medium Download PDFInfo
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- CN114235610A CN114235610A CN202111335837.8A CN202111335837A CN114235610A CN 114235610 A CN114235610 A CN 114235610A CN 202111335837 A CN202111335837 A CN 202111335837A CN 114235610 A CN114235610 A CN 114235610A
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- rubber composition
- wear resistance
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/56—Investigating resistance to wear or abrasion
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
- G01N5/04—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by removing a component, e.g. by evaporation, and weighing the remainder
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0005—Repeated or cyclic
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0032—Generation of the force using mechanical means
- G01N2203/0033—Weight
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
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- Tires In General (AREA)
Abstract
The invention belongs to the technical field of rubber wear resistance detection, and particularly relates to a method and equipment for measuring the wear resistance of a rubber composition and a computer readable carrier medium. The testing instrument used in the method is a Munro Stanley portable anti-skid testing instrument produced by Munro company in UK, and the wear resistance of the rubber composition is inversely proportional to the wear proportion. Compared with the prior art, the method has the advantages of simple operation, accurate and quick test, high working efficiency, stable data, easily-controlled conditions, greatly-reduced test period and cost, and higher accuracy of the wear resistance test prediction result of the rubber composition.
Description
Technical Field
The invention belongs to the technical field of rubber wear resistance detection, and particularly relates to a method and equipment for measuring the wear resistance of a rubber composition and a computer readable carrier medium.
Background
The tire is the only part of the automobile contacting with the road surface, and certain abrasion is inevitably generated during the running process. The wear resistance of a tire is one of important factors determining the durability of the tire, and is a common problem to be solved by tire enterprises at home and abroad.
The current common rubber abrasion test method in a laboratory comprises Akron abrasion, DIN abrasion, Lambour abrasion and the like, but the existing abrasion test method has the defects of troublesome sample preparation, higher maintenance cost, long test time, low efficiency and the like, more influence test factors are caused, and the test result is not accurate enough.
In view of the above, the invention develops a method for characterizing the wear resistance of the rubber composition, the method has the advantages of strong universality, high working efficiency and stable test data, and the method is used for predicting the wear resistance of the rubber composition and has accurate results.
Disclosure of Invention
In order to solve the technical problems, the invention aims to design a method for characterizing the wear resistance of the rubber composition, improve the wear test efficiency and predict the wear resistance of the rubber composition according to experimental data.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method for measuring the wear resistance of a rubber composition, wherein a Munro Stanley portable anti-slip tester manufactured by Munro corporation, UK is used as a testing instrument, and the method comprises the following steps:
1) the weight of the rubber composition slide after drying for 24. + -. 0.1h was taken and the mass of the rubber composition slide at this point recorded as m1；
2) Mounting a rubber composition slider to the bottom of the swing arm;
3) placing a piece of clean float glass in a sample holder;
4) firmly fixing a piece of P400 sand paper on the upper part of the float glass by using a sample clamp;
5) adjusting the head device, and setting a sliding distance of 124 +/-1 mm;
6) performing 30 times of swinging on the P400 sandpaper, resetting the sliding distance, then swinging again, and repeating the operation for 5 times;
7) cleaning the rubber composition slider to ensure that all burrs have been removed from the profiled edges of the rubber;
8) the cleaned rubber composition slide was weighed and the mass of the rubber composition slide at that time was recorded as m2；
9) The wear amount was calculated using the following formula:
V＝(m1-m2)/ρ
wherein V is the abrasion loss at 0.186km, cm3(ii) a Rho is the density of the rubber composition, g/cm3。
Preferably, the method adjusts the slip length of the rubber composition slider on the sandpaper by raising or lowering the Munro Stanley Portable anti-slip tester head set.
Preferably, the rubber composition slider described in this method is produced by vulcanizing with a press, has dimensions of 76.0. + -. 0.2 mm. times.25.4. + -. 0.2 mm. times.6.35. + -. 0.2mm, and must be consistently clean and free of contamination during the test.
Preferably, the rubber composition sliding block in the method is dried in a dryer for 24 +/-0.1 h.
Further, the present invention also discloses an intelligent device, which includes a processor, a memory and a computer program stored on the memory and capable of running on the processor, wherein the computer program implements the following steps when executed by the processor:
1) obtaining m by the above method1And m2；
2) The wear amount was calculated using the following formula:
V＝(m1-m2)/ρ
wherein V is the abrasion loss at 0.186km, cm3(ii) a Rho is the density of the rubber composition, g/cm3。
Further, the present invention also discloses a non-transitory computer readable carrier medium storing program instructions, the computer readable storage medium storing thereon a computer program which, when executed by a processor, implements the steps of:
1) obtaining m by the above method1And m2；
2) The wear amount was calculated using the following formula:
V＝(m1-m2)/ρ
wherein V is 0Wear at 186km, cm3(ii) a Rho is the density of the rubber composition, g/cm3。
The beneficial effects of adopting the technical scheme are that: compared with the prior art, the method has the advantages of simple operation, accurate and quick test, high working efficiency, stable data, easily-controlled conditions, greatly-reduced test period and cost, and higher accuracy of the wear resistance test prediction result of the rubber composition.
Detailed Description
The technical solutions in the embodiments of the present invention will be described in detail and fully below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. Given the embodiments of the present invention, all other embodiments that can be obtained by a person of ordinary skill in the art without any inventive step are within the scope of the present invention.
Test tread formulations
Table 1 test tread formulations
Wherein 2438-2HM is ARLANXEO company product; HP776 is a product of JSR corporation; n234 is a product of Cabot (China) investment Limited company; 1165MP is Solvay white carbon black (Korea) Co., Ltd., and the other products are commercially available.
The rubber material is prepared by mixing and final refining in an internal mixer, and has no special technological requirements.
Table 2 sizing abrasion test results
The test results of the rubber compound can show that the wear resistance represented by the invention has the same trend with the test results of the conventional wear resistance characterization mode. Meanwhile, the characterization method developed by the invention has the advantages of easily available equipment, simple and quick detection and high accuracy.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention, including any reference to the above-mentioned embodiments. Various modifications to these embodiments will be readily apparent to those skilled in the art. The general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A method for measuring the wear resistance of a rubber composition is characterized in that a testing instrument used in the method is a Munro Stanley portable anti-skid testing instrument produced by Munro company in UK, and comprises the following steps:
1) the weight of the rubber composition slide after drying for 24. + -. 0.1h was taken and the mass of the rubber composition slide at this point recorded as m1；
2) Mounting a rubber composition slider to the bottom of the swing arm;
3) placing a piece of clean float glass in a sample holder;
4) firmly fixing a piece of P400 sand paper on the upper part of the float glass by using a sample clamp;
5) adjusting the head device, and setting a sliding distance of 124 +/-1 mm;
6) performing 30 times of swinging on the P400 sandpaper, resetting the sliding distance, then swinging again, and repeating the operation for 5 times;
7) cleaning the rubber composition slider to ensure that all burrs have been removed from the profiled edges of the rubber;
8) the cleaned rubber composition slide was weighed and the mass of the rubber composition slide at that time was recorded as m2；
9) The wear amount was calculated using the following formula:
V= （m1-m2）/ρ
wherein V is the abrasion loss at 0.186km, cm3(ii) a Rho is the density of the rubber composition, g/cm3。
2. The method of claim 1, wherein the slide length of the rubber composition slide on the sandpaper is adjusted by raising or lowering a Munro Stanley Portable non-slip tester head unit.
3. The method of claim 1, wherein the rubber composition sliding block is vulcanized by a press vulcanizer, has the dimensions of 76.0 ± 0.2mm × 25.4 ± 0.2mm × 6.35 ± 0.2mm, and is always clean and pollution-free during the test.
4. The method of claim 1, wherein the rubber composition is dried in a drier for 24 ± 0.1 h.
5. A smart device comprising a processor, a memory and a computer program stored on the memory and executable on the processor, wherein the computer program, when executed by the processor, performs the steps of:
1) obtaining m by the method of claims 1-41And m2；
2) The wear amount was calculated using the following formula:
V= （m1-m2）/ρ
wherein V is the abrasion loss at 0.186km, cm3(ii) a Rho is the density of the rubber composition, g/cm3。
6. A non-transitory computer-readable carrier medium storing program instructions, the computer-readable storage medium having stored thereon a computer program that, when executed by a processor, performs the steps of:
1) obtaining m by the method of claims 1-41And m2；
2) The wear amount was calculated using the following formula:
V= （m1-m2）/ρ
wherein V is the abrasion loss at 0.186km, cm3(ii) a Rho is the density of the rubber composition, g/cm3。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111335837.8A CN114235610A (en) | 2021-11-12 | 2021-11-12 | Method and device for measuring wear resistance of rubber composition and computer readable carrier medium |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111335837.8A CN114235610A (en) | 2021-11-12 | 2021-11-12 | Method and device for measuring wear resistance of rubber composition and computer readable carrier medium |
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| CN114235610A true CN114235610A (en) | 2022-03-25 |
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| CN202111335837.8A Pending CN114235610A (en) | 2021-11-12 | 2021-11-12 | Method and device for measuring wear resistance of rubber composition and computer readable carrier medium |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6412330B1 (en) * | 1998-11-25 | 2002-07-02 | The Goodyear Tire & Rubber Company | Abrasion tester |
| CN101509860A (en) * | 2009-03-25 | 2009-08-19 | 上海化工研究院 | Method for testing abrasion resistance of ultra-high molecular mass polyethylene |
| CN106124350A (en) * | 2016-08-31 | 2016-11-16 | 马鞍山市海天重工科技发展有限公司 | A kind of detection method of workpiece anti-wear performance |
| CN109596445A (en) * | 2018-08-31 | 2019-04-09 | 青岛科技大学 | A kind of characterizing method of rubber abrasion amount |
| CN111337274A (en) * | 2020-03-06 | 2020-06-26 | 中策橡胶集团有限公司 | Detection method for predicting wet skid resistance of tire |
| CN111413237A (en) * | 2020-04-14 | 2020-07-14 | 山东钢铁集团日照有限公司 | Method for testing wear resistance of steel |
| CN113607934A (en) * | 2021-06-18 | 2021-11-05 | 中策橡胶集团有限公司 | Evaluation method and equipment for white carbon black sizing material vulcanization process and computer readable carrier medium |
-
2021
- 2021-11-12 CN CN202111335837.8A patent/CN114235610A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6412330B1 (en) * | 1998-11-25 | 2002-07-02 | The Goodyear Tire & Rubber Company | Abrasion tester |
| CN101509860A (en) * | 2009-03-25 | 2009-08-19 | 上海化工研究院 | Method for testing abrasion resistance of ultra-high molecular mass polyethylene |
| CN106124350A (en) * | 2016-08-31 | 2016-11-16 | 马鞍山市海天重工科技发展有限公司 | A kind of detection method of workpiece anti-wear performance |
| CN109596445A (en) * | 2018-08-31 | 2019-04-09 | 青岛科技大学 | A kind of characterizing method of rubber abrasion amount |
| CN111337274A (en) * | 2020-03-06 | 2020-06-26 | 中策橡胶集团有限公司 | Detection method for predicting wet skid resistance of tire |
| CN111413237A (en) * | 2020-04-14 | 2020-07-14 | 山东钢铁集团日照有限公司 | Method for testing wear resistance of steel |
| CN113607934A (en) * | 2021-06-18 | 2021-11-05 | 中策橡胶集团有限公司 | Evaluation method and equipment for white carbon black sizing material vulcanization process and computer readable carrier medium |
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