1. A test method for evaluating the compatibility of a fully synthetic gear oil material is characterized by comprising the following steps:

s1, determining two gear oil materials to be tested, and labeling the two gear oil materials as a material A and a material B respectively;

s2, determining a centrifugal tube and a beaker for testing the gear oil material;

s3, pretreating a centrifugal tube and a beaker used in the test, and placing the centrifugal tube and the beaker in a cool place for later use;

s4, distributing the material proportion of the test groups of the material A and the material B, and putting the test groups into a beaker;

s5, preparation of a first test group: in the two gear oil materials, the mass percentage of the material A is 100%, and the material B is not added;

s6, preparation of test group II: in the two gear oil materials, the mass percentage of the material A is 90%, and the mass percentage of the material B is 10%;

s7, preparation of the third test group: in the two gear oil materials, the mass percentage of the material A is 50%, and the mass percentage of the material B is 50%;

s8, preparation of test group IV: in the two gear oil materials, the mass percentage of the material A is 10%, and the mass percentage of the material B is 90%;

s9, preparation of the fifth test group: in the two gear oil materials, the material A is not added, and the mass percentage of the material B is 100%;

s10, pouring the prepared test group into a spare centrifugal tube, and shaking uniformly;

s11, observing and recording the color and appearance of the material in the centrifugal tube and taking a picture;

s12, fixing the centrifuge tube in an enamel tray, and placing the enamel tray in an oven for baking;

s13, after the baking treatment is finished, taking out the centrifugal tube from the oven, observing whether the color and the appearance of the material in the centrifugal tube have obvious changes or not, and recording and photographing;

and S14, judging the compatibility of the fully synthetic gear oil material according to the recorded result.

2. The test method for evaluating the compatibility of the fully synthetic gear oil material as claimed in claim 1, wherein in the step S2, the centrifugal tube used for testing the gear oil material has a standard of a centrifugal tube with a scale of 100 ml and a minimum scale of 1 ml; the beaker used for testing the gear oil material was a 250 ml test beaker.

3. The test method for evaluating the compatibility of the fully-synthetic gear oil material according to claim 1, wherein in the step S3, when the centrifuge tube and the beaker used in the test are pretreated, the centrifuge tube and the beaker are washed with clay material, immersed in a glass cleaning solution for 10-15 minutes, washed with tap water once, washed with distilled water twice, and finally dried.

4. The testing method for evaluating the compatibility of the fully synthetic gear oil material as claimed in claim 1, wherein in the step S5-S9, after the test group is prepared, the mixed material is shaken thoroughly for ensuring the homogeneity of the gear oil material.

5. The test method for evaluating the compatibility of the fully synthetic gear oil material as claimed in claim 1, wherein in S10, a number and a simple text note are marked on the surface of each centrifuge tube.

6. The test method for evaluating the compatibility of the fully synthetic gear oil material according to claim 1, wherein in the step S12, the baking temperature of the oven is constant within the range of 100 ℃ ± 1 ℃ during the baking process, and the baking time is 96 hours.

7. The test method for evaluating the compatibility of the fully synthetic gear oil material according to claim 1, wherein in the step S13, after the centrifugal tube is taken out of the oven, the tube is cooled for 10-15 minutes at room temperature, and a bright place is selected for observation.

8. The test method for evaluating the compatibility of the fully synthetic gear oil material as claimed in claim 1, wherein in step S13, the presence or absence and the amount of precipitates in the centrifuge tube are observed and recorded, and if the precipitates exist, the precipitation abnormality is described.

9. The test method for evaluating the compatibility of the fully synthetic gear oil material as claimed in claim 1, wherein in the step S14, the change of the sample layering caused by the turbidity appearance, the precipitation or the floc precipitation of any test group is used for judging the A, B material incompatibility of the gear oil material.

Background

Due to the reasons of enterprise cost control, technology updating, purchasing optimization and the like, the mixed use and substitution requirements of different brands of fully synthetic gear oil generally exist in the industry. The base oil and the additive of the fully synthetic gear oil of different brands have different properties, so that incompatible problems such as poor compatibility of the base oil and the additive of the fully synthetic gear oil, failure of physical or chemical reaction among the additives and the like can be caused after different fully synthetic gear oils are mixed.

In the prior art, in order to prevent adverse effects caused by oil mixing, testing and verification on the mixing of the fully synthetic gear oil are necessary, however, if a comprehensive oil mixing performance test is carried out, time and money are wasted, and the operation is difficult. Therefore, a test method for evaluating the compatibility of the fully synthetic gear oil material is provided.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a test method for evaluating the compatibility of a fully synthetic gear oil material, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a test method for evaluating the compatibility of a fully synthetic gear oil material comprises the following steps:

s1, determining two gear oil materials to be tested, and labeling the two gear oil materials as a material A and a material B respectively;

s2, determining a centrifugal tube and a beaker for testing the gear oil material;

s3, pretreating a centrifugal tube and a beaker used in the test, and placing the centrifugal tube and the beaker in a cool place for later use;

s4, distributing the material proportion of the test groups of the material A and the material B, and putting the test groups into a beaker;

s5, preparation of a first test group: in the two gear oil materials, the mass percentage of the material A is 100%, and the material B is not added;

s6, preparation of test group II: in the two gear oil materials, the mass percentage of the material A is 90%, and the mass percentage of the material B is 10%;

s7, preparation of the third test group: in the two gear oil materials, the mass percentage of the material A is 50%, and the mass percentage of the material B is 50%;

s8, preparation of test group IV: in the two gear oil materials, the mass percentage of the material A is 10%, and the mass percentage of the material B is 90%;

s9, preparation of the fifth test group: in the two gear oil materials, the material A is not added, and the mass percentage of the material B is 100%;

s10, pouring the prepared test group into a spare centrifugal tube, and shaking uniformly;

s11, observing and recording the color and appearance of the material in the centrifugal tube and taking a picture;

s12, fixing the centrifuge tube in an enamel tray, and placing the enamel tray in an oven for baking;

s13, after the baking treatment is finished, taking out the centrifugal tube from the oven, observing whether the color and the appearance of the material in the centrifugal tube have obvious changes or not, and recording and photographing;

and S14, judging the compatibility of the fully synthetic gear oil material according to the recorded result.

Further optimizing the technical scheme, in the step S2, the specification of the centrifugal tube used for testing the gear oil material is a centrifugal tube with scales, the capacity of which is 100 ml, and the minimum scale of which is 1 ml; the beaker used for testing the gear oil material was a 250 ml test beaker.

Further optimizing the technical scheme, in the step S3, when the centrifugal tube and the beaker used in the test are pretreated, the centrifugal tube and the beaker are cleaned by clay materials, immersed in glass cleaning liquid for 10-15 minutes, cleaned by tap water for one time, cleaned by distilled water for the second time, and finally dried.

Further optimizing the technical scheme, in the step S5-S9, after the test group is prepared, the mixed material is fully shaken to ensure the uniformity of the gear oil material.

Further optimize this technical scheme, in S10, mark serial number and simple characters remark are carried out on the surface of every centrifuging tube.

Further optimizing the technical scheme, in the step S12, when the baking treatment is carried out on the oven, the baking temperature is constant within the range of 100 +/-1 ℃, and the baking time is 96 hours.

In S13, after the centrifugal tube is taken out of the oven, the centrifugal tube is cooled for 10-15 minutes at room temperature, and a bright place is selected for observation.

Further optimizing the technical scheme, in the step S13, whether or not a precipitate exists in the centrifugal tube and the amount of the precipitate need to be observed and recorded, and if the precipitate exists, the precipitate abnormality needs to be described.

Further optimizing the technical scheme, in the S14, if any appearance is turbid, sediment or floccule is separated out and the sample is layered, the A, B material used for judging the gear oil material is incompatible.

Compared with the prior art, the invention provides a test method for evaluating the compatibility of a fully synthetic gear oil material, which has the following beneficial effects:

according to the test method for evaluating the compatibility of the fully synthetic gear oil material, the compatibility of the fully synthetic gear oil material is evaluated through appearance changes and filtering time of five test groups before and after a test, when any one test group does not pass the appearance changes, the incompatibility of the fully synthetic gear oil material is judged, whether the fully synthetic gear oil material can be used in a mixed mode or not is further judged in a short time, the test effect is achieved, the test cost is reduced, and the test time is shortened.

Drawings

FIG. 1 is a schematic flow chart of a test method for evaluating the compatibility of a fully synthetic gear oil material according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described 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 of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1, a test method for evaluating the compatibility of a fully synthetic gear oil material includes the following steps:

s1, determining two gear oil materials to be tested, and labeling the two gear oil materials as a material A and a material B respectively;

s2, determining a centrifugal tube and a beaker for testing the gear oil material;

s3, pretreating a centrifugal tube and a beaker used in the test, and placing the centrifugal tube and the beaker in a cool place for later use;

s4, distributing the material proportion of the test groups of the material A and the material B, and putting the test groups into a beaker;

s5, preparation of a first test group: in the two gear oil materials, the mass percentage of the material A is 100%, and the material B is not added;

s6, preparation of test group II: in the two gear oil materials, the mass percentage of the material A is 90%, and the mass percentage of the material B is 10%;

s7, preparation of the third test group: in the two gear oil materials, the mass percentage of the material A is 50%, and the mass percentage of the material B is 50%;

s8, preparation of test group IV: in the two gear oil materials, the mass percentage of the material A is 10%, and the mass percentage of the material B is 90%;

s9, preparation of the fifth test group: in the two gear oil materials, the material A is not added, and the mass percentage of the material B is 100%;

s10, pouring the prepared test group into a spare centrifugal tube, and shaking uniformly;

s11, observing and recording the color and appearance of the material in the centrifugal tube and taking a picture;

s12, fixing the centrifuge tube in an enamel tray, and placing the enamel tray in an oven for baking;

s13, after the baking treatment is finished, taking out the centrifugal tube from the oven, observing whether the color and the appearance of the material in the centrifugal tube have obvious changes or not, and recording and photographing;

and S14, judging the compatibility of the fully synthetic gear oil material according to the recorded result.

Specifically, in S2, the centrifugal tube used for testing the gear oil material is a graduated centrifugal tube with a capacity of 100 ml and a minimum graduation of 1 ml; the beaker used for testing the gear oil material was a 250 ml test beaker.

Specifically, in S3, when pretreating the centrifugal tube and the beaker used in the test, the centrifugal tube and the beaker are cleaned with clay material, immersed in a glass cleaning solution for 10 to 15 minutes, cleaned with tap water for one time, cleaned with distilled water for a second time, and finally dried.

Specifically, in S5-S9, after the test group is prepared, the mixed material is shaken sufficiently to ensure the uniformity of the gear oil material.

Specifically, in S10, a number and a simple text note are marked on the surface of each centrifugal tube.

Specifically, in S12, when the oven is baked, the baking temperature is constant within the range of 100 ℃ ± 1 ℃, and the baking time is 96 hours.

Specifically, in S13, the centrifuge tube was taken out of the oven, cooled at room temperature for 10 to 15 minutes, and observed in a bright place.

Specifically, in S13, the existence and amount of precipitate in the centrifuge tube are observed and recorded, and if the precipitate exists, the precipitate abnormality is described.

Specifically, in S14, if any of the test groups showed turbidity, precipitation or floc precipitation, and the sample was layered, it was judged that the A, B material of the gear oil material was incompatible.

Example two:

a test method for evaluating the compatibility of a fully synthetic gear oil material comprises the following steps:

s1, determining two gear oil materials to be tested, and labeling the two gear oil materials as a material A and a material B respectively;

s2, determining a centrifugal tube and a beaker for testing the gear oil material, wherein the centrifugal tube for testing the gear oil material is a calibrated centrifugal tube with the specification of 100 ml and the minimum scale of 1 ml; the specification of a beaker used for testing the gear oil material is a 250 ml experiment beaker;

s3, pretreating a centrifugal tube and a beaker used for the test, cleaning the centrifugal tube and the beaker by using a clay material when pretreating the centrifugal tube and the beaker used for the test, immersing the centrifugal tube and the beaker in a glass cleaning solution for 10-15 minutes, cleaning the centrifugal tube and the beaker by using tap water for one time, cleaning the centrifugal tube and the beaker by using distilled water for the second time, drying the centrifugal tube and the beaker, and placing the centrifugal tube and the beaker in a cool place for standby;

s4, distributing the material proportion of the test groups of the material A and the material B, and putting the test groups into a beaker;

s5, preparation of a first test group: in the two gear oil materials, the mass percentage of the material A is 100%, and the material B is not added;

s6, preparation of test group II: in the two gear oil materials, the mass percentage of the material A is 90%, and the mass percentage of the material B is 10%;

s7, preparation of the third test group: in the two gear oil materials, the mass percentage of the material A is 50%, and the mass percentage of the material B is 50%;

s8, preparation of test group IV: in the two gear oil materials, the mass percentage of the material A is 10%, and the mass percentage of the material B is 90%;

s9, preparation of the fifth test group: in the two gear oil materials, the material A is not added, and the mass percentage of the material B is 100%;

s10, pouring the prepared test groups into spare centrifuge tubes, shaking uniformly, and marking numbers and simple characters on the surface of each centrifuge tube;

s11, observing and recording the color and appearance of the material in the centrifugal tube and taking a picture;

s12, fixing the centrifuge tube in an enamel tray, and placing the enamel tray in an oven for baking treatment, wherein the baking temperature of the oven is constant within the range of 100 +/-1 ℃, and the baking time is 72 hours;

s13, after baking treatment is finished, taking out the centrifugal tube from the oven, cooling the centrifugal tube for 10 minutes at room temperature after taking out the centrifugal tube from the oven, selecting a bright place to observe, observing whether the color and the appearance of the material in the centrifugal tube are obviously changed, recording and photographing, observing and recording whether the centrifugal tube is provided with sediment and the sediment amount, and describing the sediment abnormality if the sediment exists;

and S14, judging the compatibility result of the fully synthetic gear oil material according to the recorded result, wherein if any appearance is turbid, precipitate or floccule is separated out and the sample is layered, the method is used for judging the incompatibility of the A, B material of the gear oil material.

Example three:

a test method for evaluating the compatibility of a fully synthetic gear oil material comprises the following steps:

s1, determining two gear oil materials to be tested, and labeling the two gear oil materials as a material A and a material B respectively;

s2, determining a centrifugal tube and a beaker for testing the gear oil material, wherein the centrifugal tube for testing the gear oil material is a calibrated centrifugal tube with the specification of 100 ml and the minimum scale of 1 ml; the specification of a beaker used for testing the gear oil material is a 250 ml experiment beaker;

s3, pretreating a centrifugal tube and a beaker used for the test, cleaning the centrifugal tube and the beaker by using a clay material when pretreating the centrifugal tube and the beaker used for the test, immersing the centrifugal tube and the beaker in a glass cleaning solution for 15 minutes, cleaning the centrifugal tube and the beaker by using tap water for one time, cleaning the centrifugal tube and the beaker by using distilled water for the second time, drying the centrifugal tube and the beaker, and placing the centrifugal tube and the beaker in a cool place for standby;

s4, distributing the material proportion of the test groups of the material A and the material B, and putting the test groups into a beaker;

s5, preparation of a first test group: in the two gear oil materials, the mass of the material A is 100g, and the material B is not added;

s6, preparation of test group II: in the two gear oil materials, the mass of the material A is 90g, and the mass of the material B is 10 g;

s7, preparation of the third test group: in the two gear oil materials, the mass of the material A is 50g, and the mass of the material B is 50 g;

s8, preparation of test group IV: in the two gear oil materials, the mass of the material A is 10g, and the mass of the material B is 90 g;

s9, preparation of the fifth test group: in the two gear oil materials, the material A is not added, and the mass of the material B is 100 g;

s10, pouring the prepared test groups into spare centrifuge tubes, shaking uniformly, and marking numbers and simple characters on the surface of each centrifuge tube;

s11, observing and recording the color and appearance of the material in the centrifugal tube and taking a picture;

s12, fixing the centrifuge tube in an enamel tray, and placing the enamel tray in an oven for baking treatment, wherein the baking temperature of the oven is constant within the range of 100 +/-1 ℃, and the baking time is 96 hours;

s13, after baking treatment is finished, taking out the centrifugal tube from the oven, cooling the centrifugal tube for 15 minutes at room temperature after taking out the centrifugal tube from the oven, selecting a bright place to observe, observing whether the color and the appearance of the material in the centrifugal tube are obviously changed, recording and photographing, observing and recording whether the centrifugal tube is provided with sediment and the sediment amount, and describing the sediment abnormality if the sediment exists;

and S14, judging the compatibility result of the fully synthetic gear oil material according to the recorded result, wherein if any appearance is turbid, precipitate or floccule is separated out and the sample is layered, the method is used for judging the incompatibility of the A, B material of the gear oil material.

The invention has the beneficial effects that: according to the test method for evaluating the compatibility of the fully synthetic gear oil material, the compatibility of the fully synthetic gear oil material is evaluated through appearance changes and filtering time of five test groups before and after a test, when any one test group does not pass the appearance changes, the incompatibility of the fully synthetic gear oil material is judged, whether the fully synthetic gear oil material can be used in a mixed mode or not is further judged in a short time, the test effect is achieved, the test cost is reduced, and the test time is shortened.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.