CN105628731B - A kind of detection method of RV retarders lubricating grease heat transfer property - Google Patents
A kind of detection method of RV retarders lubricating grease heat transfer property Download PDFInfo
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- CN105628731B CN105628731B CN201510988537.8A CN201510988537A CN105628731B CN 105628731 B CN105628731 B CN 105628731B CN 201510988537 A CN201510988537 A CN 201510988537A CN 105628731 B CN105628731 B CN 105628731B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/20—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
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- General Details Of Gearings (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
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Abstract
The invention discloses a kind of RV retarders detection methods of lubricating grease heat transfer property, include the following steps：a）Lubricating grease is applied on RV retarders；b）A position of RV retarders is selected to carry out temperature imaging shooting after installation；c）Instrument is selected to carry out temperature test；d）For test result, selects software to be analyzed, calculate the mean temperature T of test surfaces1；e）Operation a period of time is out of service, carries out temperature test to the same face with temperature test instrument, test result is analyzed with Temperature Distribution processing software, calculates the mean temperature T of test surfaces2, according to R=（T2‑T1）/T1The method for calculating temperature rise rate R；f）Determine the standard empirical temperature rise rate R of heat transfer propertyT；g）According to evaluation number i=R/RTHeat transfer property is detected.The test result of the present invention is easier, science, evaluation result is more convincing.This method is also equipped with the features such as accuracy is high, error is small simultaneously, and this method equally extends to related field.
Description
Technical field
The present invention relates to the evaluation fields of industrial grease heat conductivility, and in particular, to a kind of RV retarders lubrication
The detection method of fat heat transfer property.
Background technology
In recent years, China had become the maximum robot market in the whole world, it is contemplated that, will also be with higher ratio in over the next several years
Example increases.High-accuracy speed reduction gearing of the RV retarders as industrial robot system, in terms of industry of industrial robots
Play the role of key.RV retarders generate a large amount of heat due to friction during the work time, if these heats cannot be very
Fast conduction is spread out, and heat will be caused in the aggregation of friction surface, so as to cause under RV retarder parts service lifes
Drop.So the special grease used in RV retarders needs to carry out constantly to improve and break through, avoided as possible due to lubricating grease
The reason of heat transfer property, leads to the reduction of RV retarder service lifes, is put into so as to cause unnecessary expense.At this stage, RV
The service life and heat transfer property of retarder lubricating grease are RV retarder urgent problems to be solved.So establishing a kind of science
The detection method of the heat transfer property of RV retarder lubricating grease seems particularly necessary.
There are many method for detecting lubricating grease heat transfer property, conventional method be RV retarders some specific positions some
Face carries out temperature test to the difference on the face by infra-red thermometer and is averaged to it, judges that RV slows down with this
The quality of device lubricating grease heat transfer property.Conventional method is although simple and efficient, but the inadequate scientific and precise of the test method, test
As a result often and actual result there are certain deviations, to affect staff to RV retarder lubricating grease heat transfer properties
Judgement.
By domestic and international patent and the access of document, find without reference to evaluation RV retarders lubricating grease heat transfer property
Related patents.
Invention content
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of completely new detection RV retarder lubricating grease
The method of heat transfer property, this method is easy, quick, science, test result have more convincingness so that RV retarder lubricating grease conducts heat
The detection method of performance more scientific and precise, this method equally can be generalized to other related fields.
In order to solve the above technical problems, the technical solution adopted by the present invention is as follows：
A kind of RV retarders detection method of lubricating grease heat transfer property, includes the following steps：
A) lubricating grease to be tested is applied on RV retarders；
B) position of selection RV retarders carries out temperature imaging shooting after installing；
C) instrument of selection test temperature carries out temperature test；
D) it for test result, selects the software for the treatment of temperature distribution map to be analyzed, calculates the mean temperature of test surfaces
T1；
E) operation a period of time is out of service, and temperature test, test result are carried out to the same face with temperature test instrument
It is analyzed with Temperature Distribution processing software, calculates the mean temperature T of test surfaces2, according to R=(T2-T1)/T1Calculate temperature liter
The method of high rate R；
F) the standard empirical temperature rise rate R of heat transfer property is determinedT；
G) according to evaluation number i=R/RTHeat transfer property is detected.
Preferably, in above-mentioned detection method, the method for the step a) smearings is that artificial smearing or machinery are smeared, should
Smearing method requires to smear ground uniformly and in right amount, smears the weight of lubricating grease between 50~500g.
Preferably, in above-mentioned detection method, one position of step b) the selection RV retarders carries out temperature imaging
Shooting, selected from RV reducer gears outer (A points in such as Fig. 1) or retarder outer wall (B points in such as Fig. 1) a certain position or two positions
It sets, position selection requires representativeness, when can be good at the position for reflecting heat transfer temperature, while shooting temperature profile
Entire plane is selected to shoot as possible.
Preferably, in above-mentioned detection method, the instrument of the step c) test temperatures is selected from contact temperature-measuring instrument
Or non-contact type thermodetector device, the temperature measuring device test result accuracy is high, representativeness is strong, degree of recognition is high.
Preferably, in above-mentioned detection method, the software of step d) the treatment temperature distribution maps is to refer to calculate
Go out the software of the face mean temperature of above-mentioned selected position.
Preferably, in above-mentioned detection method, the step e) methods for calculating temperature rise rate R：It is a certain before operation
Face mean temperature is denoted as T1, after running 12~48 hours, which is denoted as T2, face temperature rise rate is denoted as R；With public affairs
Formula R=(T2-T1)/T1, temperature rise rate R is calculated, which is self-defined noun, refers to before and after the face is run
The raised percentage of temperature.
Preferably, in above-mentioned detection method, the standard empirical temperature rise rate R of step f) the evaluation heat transfer propertiesT, RT
It is ranging from 0~4 empirical value come out by Test Summary, RTNumerical value according to above-mentioned selected position difference without
Together.
Preferably, in above-mentioned detection method, step g) is described to evaluate heat transfer property according to evaluation number i,
Selected from the above-mentioned temperature rise rate R being calculated and above-mentioned RT, Calculation Estimation index i=R/RT, sentenced according to evaluation number i numerical value
Determine heat transfer property of the lubricating grease in RV retarders, according to i fall numerical intervals evaluate, that evaluation result is divided into is poor, in, excellent three
A different heat transfer grade.
Compared with prior art, the present invention has the advantages that：The RV retarders lubricating grease conductivity of heat of the present invention
The detection method of energy：Lubricating grease to be tested is applied on RV retarders, temperature test is carried out with temperature measuring device after installation,
Test result is analyzed with Temperature Distribution processing software, calculates the mean temperature T of test surfaces1.Operation a period of time stops fortune
Row, temperature test is carried out with temperature test instrument to the same face, and test result is analyzed with Temperature Distribution processing software, is calculated
Go out the mean temperature T of test surfaces2, according to R=(T2-T1)/T1, i=R/RT, according to the interval range where i values, evaluate the lubrication
The grade of fat heat transfer property.The test result of the present invention is easier, science, evaluation result is more convincing.This method simultaneously
It is also equipped with the features such as accuracy is high, error is small, this method equally extends to related field.
The present invention will be further described below by way of examples.
Description of the drawings
Fig. 1 is the front view (left side) and left view (right side) for the RV retarders for carrying out bench test.
Specific implementation mode
【Examples 1 to 6】
According to the lubricating grease selected in table 1, lubricating grease to be tested is applied on the RV retarders of a certain model, is installed
RV retarders outside wall temperature and RV reducer gears outer temperature are tested respectively with temperature measuring device afterwards, are selected from RV retarders
Gear outer (A points in such as Fig. 1) or retarder outer wall (B points in such as Fig. 1) a certain position, test result Temperature Distribution handle soft
Part is analyzed, and the mean temperature T of test surfaces is calculated1.It is out of service after running 24 hours, with temperature test instrument respectively to upper
It states the same position and carries out temperature test, test result is analyzed with Temperature Distribution processing software, calculates being averaged for test surfaces
Temperature T2, according to R=(T2-T1)/T1；I=R/RT, according to the interval range where i values, evaluate the lubricating grease heat transfer property etc.
Grade.Test position and test result are tested, is specifically shown in Table 1.
As seen from Table 1, it selects three kinds of lubricating grease for being usually used in RV retarders to be detected, is domestic certain brand 00# respectively
Number fat, external certain brand 00# fat and self-control 00# fat, three kinds of fat are contrast experiment.Slowed down respectively to RV by testing
Device outside wall temperature and RV reducer gears outer temperature are tested, and analyzing processing is carried out to test result.It can from 1 comparing result of table
To find out, external certain brand 00# lubricating grease is applied in RV retarders, and heat-transfer effect is best.Domestic certain brand 00# fat with
And self-control 00# lubricating grease is applied in RV retarders, heat-transfer effect is not good enough.To ensure that RV retarders have good work shape
State and longer service life, it is proposed that select external certain brand 00# lubricating grease as RV retarder lubricating grease.
Table 1
Claims (2)
1. a kind of detection method of RV retarders lubricating grease heat transfer property, it is characterised in that include the following steps：
a）Lubricating grease to be tested is applied on RV retarders；
b）A position of RV retarders is selected to carry out temperature imaging shooting after installation；
c）The instrument of test temperature is selected to carry out temperature test；
d）For test result, selects the software for the treatment of temperature distribution map to be analyzed, calculate the mean temperature T of test surfaces1；
e）Operation a period of time is out of service, and temperature test, test result temperature are carried out to the same face with temperature test instrument
Degree distribution process software is analyzed, and the mean temperature T of test surfaces is calculated2, according to R=（T2-T1）/T1Calculate temperature rise rate R
Method；
f）Determine the standard empirical temperature rise rate R of heat transfer propertyT；
g）Heat transfer property is detected according to evaluation number i；
Step b）One position of the selection RV retarders carries out temperature imaging shooting, is selected from RV reducer gears outer or deceleration
The a certain position of device outer wall or two positions select entire plane to shoot when shooting temperature profile；
Step c）The instrument of the test temperature is selected from contact temperature-measuring instrument or non-contact type thermodetector device；
Step d）The software of the treatment temperature distribution map be refer to calculate selected position face mean temperature it is soft
Part；
Step e）The method for calculating temperature rise rate R：Before operation, certain one side mean temperature is denoted as T1, run 12~48 hours
Afterwards, which is denoted as T2, face temperature rise rate is denoted as R；Formula R=（T2-T1）/T1, temperature raising is calculated
Rate R, the temperature rise rate refer to the raised percentage of the front and back temperature of face operation；
Step f）The standard empirical temperature rise rate R of the evaluation heat transfer propertyT, RTIt is one and passes through Test Summary comes out ranging from 0
~4 empirical values, RTNumerical value is different and different according to selected position；
Step g）It is described that heat transfer property is evaluated according to evaluation number i, selected from the temperature rise rate R and R being calculatedT,
Calculation Estimation index i=R/RT, heat transfer property of the lubricating grease in RV retarders is judged according to evaluation number i numerical value, is fallen according to i
Numerical intervals evaluation, that evaluation result is divided into is poor, in, excellent three different heat transfer grades.
2. detection method according to claim 1, it is characterised in that step a）The method of the smearing be it is artificial smear or
Machinery is smeared, and smears the weight of lubricating grease between 50~500g.
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| CN201510988537.8A CN105628731B (en) | 2015-12-23 | 2015-12-23 | A kind of detection method of RV retarders lubricating grease heat transfer property |
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| CN201510988537.8A CN105628731B (en) | 2015-12-23 | 2015-12-23 | A kind of detection method of RV retarders lubricating grease heat transfer property |
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| CN105628731A CN105628731A (en) | 2016-06-01 |
| CN105628731B true CN105628731B (en) | 2018-10-09 |
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| CN112432710A (en) * | 2020-12-28 | 2021-03-02 | 苏州亿步利特机电科技有限公司 | Device for detecting temperature of flexible gear of harmonic reducer |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6192697B1 (en) * | 1999-03-31 | 2001-02-27 | The Boc Group, Inc. | System and method for determining heat transfer in an environment |
| CN101393148A (en) * | 2008-10-22 | 2009-03-25 | 河北工业大学 | Test device for coating heat dispersion and test method thereof |
| CN102235986A (en) * | 2010-04-20 | 2011-11-09 | 乐金电子(天津)电器有限公司 | Method for testing heat resistance of radiator |
| CN102565122A (en) * | 2010-12-20 | 2012-07-11 | 西安开容电子技术有限责任公司 | Heat conduction glue detection test device and design method thereof |
| CN103487459A (en) * | 2013-10-15 | 2014-01-01 | 北京大学 | Test system and method for cooling performance of microscale liquid cooler |
-
2015
- 2015-12-23 CN CN201510988537.8A patent/CN105628731B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6192697B1 (en) * | 1999-03-31 | 2001-02-27 | The Boc Group, Inc. | System and method for determining heat transfer in an environment |
| CN101393148A (en) * | 2008-10-22 | 2009-03-25 | 河北工业大学 | Test device for coating heat dispersion and test method thereof |
| CN102235986A (en) * | 2010-04-20 | 2011-11-09 | 乐金电子(天津)电器有限公司 | Method for testing heat resistance of radiator |
| CN102565122A (en) * | 2010-12-20 | 2012-07-11 | 西安开容电子技术有限责任公司 | Heat conduction glue detection test device and design method thereof |
| CN103487459A (en) * | 2013-10-15 | 2014-01-01 | 北京大学 | Test system and method for cooling performance of microscale liquid cooler |
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