CN110186671A - A kind of heat transfer of gear and thermometric testing stand - Google Patents
A kind of heat transfer of gear and thermometric testing stand Download PDFInfo
- Publication number
- CN110186671A CN110186671A CN201910409504.1A CN201910409504A CN110186671A CN 110186671 A CN110186671 A CN 110186671A CN 201910409504 A CN201910409504 A CN 201910409504A CN 110186671 A CN110186671 A CN 110186671A
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- gear
- temperature
- thermometric
- experimentation part
- oil
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- 238000012360 testing method Methods 0.000 title claims abstract description 57
- 238000012546 transfer Methods 0.000 title claims abstract description 16
- 238000009413 insulation Methods 0.000 claims abstract description 46
- 239000003595 mist Substances 0.000 claims abstract description 31
- 238000009529 body temperature measurement Methods 0.000 claims abstract description 24
- 238000010438 heat treatment Methods 0.000 claims abstract description 23
- 238000005253 cladding Methods 0.000 claims abstract description 5
- 238000012544 monitoring process Methods 0.000 claims abstract description 3
- 230000005855 radiation Effects 0.000 claims description 14
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 6
- 238000002474 experimental method Methods 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000005461 lubrication Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000004861 thermometry Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- RLLPVAHGXHCWKJ-IEBWSBKVSA-N (3-phenoxyphenyl)methyl (1s,3s)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropane-1-carboxylate Chemical compound CC1(C)[C@H](C=C(Cl)Cl)[C@@H]1C(=O)OCC1=CC=CC(OC=2C=CC=CC=2)=C1 RLLPVAHGXHCWKJ-IEBWSBKVSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003870 refractory metal Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001931 thermography Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/0022—Radiation pyrometry, e.g. infrared or optical thermometry for sensing the radiation of moving bodies
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/021—Gearings
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a kind of heat transfers of gear and thermometric testing stand, are made of rotating device, wireless temperature measurement system, heating device, insulation shell, type oil fog system, infrared temperature measurement system, test platform and Gear Experimentation part；Gear Experimentation part is fixed on rotating device by fixed mechanism, and wireless temperature measurement system component is installed on fixed mechanism and testpieces；Rotating device makes Gear Experimentation part be in high-speed rotation, and heating device is wrapped on the outside of Gear Experimentation part by high-temperature insulation resistance silk and realizes that testpieces heats up, and simulates flank engagement frictional heating.Type oil fog system makes oil fog generator generate mist environment in insulation cladding, handles when oil mist collector is used for off-test the collection of confined space mist of oil locating for Gear Experimentation part in test.Wireless temperature measurement system and infrared temperature measurement system acquire the temperature value in Gear Experimentation part high-speed rotation, at the same temperature measuring point of the real-time monitoring flank of tooth simultaneously.Have the characteristics that temperature measurement accuracy is high, operation is convenient.
Description
Technical field
The present invention relates to gear teeth face thermometry fields, specifically, being related to a kind of heat transfer of gear and thermometric testing stand.
Background technique
Gearbox drive system is widely used in aerospace, shipbuilding field, the gear-box system under real working condition
System has biggish overall size, and needs to bear the high power of external impetus system input, while to improve lubrication of tooth surface shape
State reduces gear tooth friction power consumption, in the oil mist lubrication device that is internally provided with of gear-box, forms mist of oil complicated inside gear-box
Environment.Flank of tooth temperature is to measure the important indicator of gear lubrication cooling system in gear-box, and gear lubrication cooling system changes
Into based on the accurate flank of tooth temperature data of needs；Carry out flank of tooth temperature studies according to the gearbox system in engineering, needs
Correlative study is all carried out to each gearbox system, this is worthless in the test of flank of tooth thermometric, it is desirable that a kind of
Flank of tooth thermometric testing program with universality；Engineering gearbox system involves great expense simultaneously, additionally to there is enough placements
Space is driven with special dynamical system, is increased flank of tooth temperature in fog lubrication environment and is gradually tended to when test
Stable state takes a long time, and all in all the true meshing gear in engineering gear-box generates high temperature rise to equipment
Investment, site requirements, the time, economic cost tool have high requirements, therefore how efficiently, low cost and be avoided that gear
It is flank of tooth thermometric testing stand firstly the need of solving the problems, such as by the simulation gear engagement heating that destroys, high power, mist environment,
To guarantee the reliability of flank of tooth temperature data simultaneously.
Document " the oil jet lubrication gear teeth face humid test research based on Infrared Thermography Technology " (" modern Manufacturing Engineering "
5th phase page 115~119 in 2015) give a kind of flank of tooth thermometric testing program based on infrared temperature-test technology, testing program
In the accuracy of infrared temperature-test technology is not verified, the acquisition environment of flank of tooth temperature is especially caused under oil jet lubrication operating condition
It is more complicated.For flank of tooth temperature as the important parameter for evaluating entire gear train assembly stability, it is therefore necessary to provide one kind
Reliable flank of tooth temperature measurement technology scheme, i.e. analog working gear operating condition, and the feasibility of detectable thermometry, thus
More accurately obtain flank of tooth temperature.
Summary of the invention
In order to avoid the shortcomings of the prior art, the present invention proposes that a kind of gear conducts heat and thermometric testing stand；The thermometric
Testing stand guarantees that Gear Experimentation part is in high-speed state by rotating device；Heating device heats up to testpieces；Mist of oil
System builds mist environment around testpieces, at the same by wireless temperature measurement system to infrared temperature measurement system whether there is or not under mist of oil operating condition
Flank of tooth temperature value demarcated, the testing stand have it is multiple functional, manufacturing cost is low, easy to operate, temperature measurement accuracy is reliable
Feature.
The technical solution adopted by the present invention to solve the technical problems is: a kind of gear heat transfer of packet 1. and thermometric testing stand,
Including rotating device, fixed mechanism, wireless temperature measurement system, heating device, insulation shell, type oil fog system, infrared radiation thermometer, test
Platform and Gear Experimentation part, it is characterised in that: test platform provides bearing for each component, and Gear Experimentation part is solid by fixed mechanism
It is scheduled on rotating device, and wireless temperature measurement system component is installed on fixed mechanism and testpieces；
The rotating device includes vertical machine, motor base, shaft coupling, round nut, tapered roller bearing, bearing branch
Frame, main shaft, the support of bearing are fixed on test platform, the blind hole transition fit on tapered roller bearing outer ring and the support of bearing,
Main shaft is mounted on the inner ring of tapered roller bearing according to the shaft shoulder benchmark of itself, and main shaft is by shaft coupling and is fixed on motor base
Vertical machine connection；Gear Experimentation part be located on fixed disc by stay bolt lock, and the upper end locking of stay bolt without
Line transmitter rack；
The wireless temperature measurement system includes wireless transmitter, temperature measurer receiver, wireless transmitter bracket, temperature sensing
Device, wireless transmitter are fixed on the top for being located at testpieces on wireless transmitter bracket, and the temperature being connected with wireless transmitter
Sensor is fixed at the thermometric region of Gear Experimentation part, and thermometric receiver is located on the outside test platform of insulation shell；It is high
Warm insulation resistance wire is wrapped on the excircle of Gear Experimentation part, is heated to Gear Experimentation part；Experiment porch is equipped with installation base
The fixed insulation shell of standard；Temperature sensor buries at flank of tooth temperature measuring point, so that wireless transmitter, temperature sensor turn with testpieces
It is dynamic, the temperature value in Gear Experimentation part high-speed rotation at the same temperature measuring point of the real-time monitoring flank of tooth；
The type oil fog system includes oil fog generator and oil mist collector, and oil fog generator is located at insulation shell top, is led to
It crosses spray bar to connect with hole on insulation shell, oil mist collector is located at insulation shell lower side, and passes through spray bar and insulation cladding
The insertion connection of body lower opening, oil fog generator manufactures mist environment in insulation cladding when test, and oil mist collector is used for off-test
When the collection of confined space mist of oil locating for Gear Experimentation part is handled.
The infrared radiation thermometer is mounted on insulation shell by infrared measurement of temperature bracket, and according to the survey on Gear Experimentation part
Warm spot adjusts the position of infrared radiation thermometer, and infrared radiation thermometer transmitting infrared light is irradiated to by the transparent glass on insulation shell
At Gear Experimentation part temperature measuring point.
The heating device is wrapped on the outside of Gear Experimentation part by high-temperature insulation resistance silk, realizes Gear Experimentation part liter
Temperature simulates flank engagement frictional heating.
Beneficial effect
A kind of gear heat transfer proposed by the present invention and thermometric testing stand, flank of tooth thermometric testing stand guarantee tooth by rotating device
Wheel testpieces is in high-speed state；Heating device heats up to testpieces；Type oil fog system builds mist of oil ring around testpieces
Border, at the same by wireless temperature measurement system to infrared temperature measurement system whether there is or not the flank of tooth temperature values under mist of oil operating condition to demarcate.
Gear of the present invention heat transfer and thermometric testing stand, by rotating device, fixed mechanism, wireless temperature measurement system, heating device,
Insulation shell, type oil fog system, infrared radiation thermometer, test platform, Gear Experimentation part composition；Testing stand is engineering gear thermometric scheme
Formulation strong technical support is provided, and obtain flank of tooth temperature measuring point temperature, thermometric with higher by two kinds of temperature measuring devices
Precision.Make single Gear Experimentation part high-speed rotation with rotating device and fixed device to replace gear engaged transmission, reduces examination
The complexity for testing platform has the characteristics that install convenient, processing cost are low；Using high-temperature insulation resistance silk to single Gear Experimentation part
It carries out heating and substitutes traditional engaging friction flank of tooth heating, effectively shorten the test period, improve test efficiency；Wireless temperature measurement system
The temperature sensor of system is deep at flank of tooth temperature measuring point, guarantees that institute's temperature collection is that double helical tooth tests temperature, avoids hot empty around
The influence of gas；The speed that insulation shell can not only delay testpieces temperature to reduce, moreover it is possible to be mentioned for the creation of testpieces mist environment
For sealing space.
Gear heat transfer of the present invention and thermometric testing stand, temperature measurement accuracy is high, and sensitivity of thermometry is high, and processing cost is low, operation letter
Just, it is convenient to dismount, and has good maintainability.
Detailed description of the invention
A kind of heat transfer of gear of the present invention is made further specifically with thermometric testing stand with embodiment with reference to the accompanying drawing
It is bright.
Fig. 1 is gear of the present invention heat transfer and thermometric testing stand schematic diagram.
Fig. 2 is gear of the present invention heat transfer and thermometric test platform structure figure.
Fig. 3 is test platform structure chart of the invention.
Fig. 4 is bearing support structure figure of the invention.
Fig. 5 is main axle structure figure of the invention.
Fig. 6 is fixed disc structure chart of the invention.
Fig. 7 is wireless transmitter rack assumption diagram of the invention.
In figure
1. 4. Gear Experimentation part of test platform 2. oil mist collector, 3. rotatable platform, 5. oil fog generator 6. is wirelessly sent out
11. shaft coupling of emitter 7. temperature sensor, 8. infrared radiation thermometer, 9. vertical machine, 10. motor base, 12. round nut 13.
17. high-temperature insulation resistance silk of tapered roller bearing 14. support of bearing, 15. main shaft, 16. fixed disc, 18. wireless transmitter
19. insulation shell of bracket, 20. temperature measurer receiver
Specific embodiment
The present embodiment is a kind of heat transfer of gear and thermometric testing stand.
Refering to fig. 1~Fig. 7, the heat transfer of this example gear is with thermometric testing stand by rotating device, fixed mechanism, wireless temperature measurement system
System, heating device, insulation shell 19, type oil fog system, infrared radiation thermometer, test platform 1 and Gear Experimentation part 4 form；Test is flat
Platform provides bearing for each component.Wherein, rotating device includes vertical machine 9, motor base 10, shaft coupling 11, round nut 12, circle
Taper roller bearing 13, the support of bearing 14, main shaft 15, the support of bearing 14 are bolted on test platform 1, taper roller axis
The blind hole transition fit on 13 outer ring and the support of bearing 14 is held, main shaft 15 is mounted on taper roller according to the shaft shoulder benchmark of itself
In the inner ring of bearing 13, main shaft 15 by shaft coupling 11 be connected with the vertical machine 9 being fixed on motor base 10 form it is whole
A rotating device.Gear Experimentation part 4 is located on fixed disc 16, and is locked by stay bolt, and in the upper end of stay bolt
Lock wireless transmitter bracket 18.In this example, the upper lower flange of the stepped support of bearing is assembled to branch according to basic hole system principle
In the blind hole of cushion cap frame；Blind hole hole base system of fits on the outer ring and the support of bearing of tapered roller bearing；Main shaft is placed in two circular cones
In the inner hole of roller bearing, the lower end of main shaft offers the checknut for installing round nut additional, and one end is direct by shaft coupling
It is connected with fixed vertical machine on the base.
In this example, wireless temperature measurement system includes wireless transmitter 6, thermometric receiver 19,18 and of wireless transmitter bracket
Temperature sensor 7, wireless transmitter 6 are fixed on wireless transmitter bracket 18, and the temperature being connected with wireless transmitter 6 is passed
Sensor 7 is fixed at the thermometric region of Gear Experimentation part 4, and thermometric receiver 20 is placed on the outside test platform of insulation shell 19
On 1.The core of heating device is high-temperature insulation resistance silk 17, is realized on the excircle by being wrapped in Gear Experimentation part 4 to it
Heating is removed after the completion of heating.Based on the fixed insulation shell 19 of reference for installation on experiment porch 1.Type oil fog system includes mist of oil
Generator 5 and oil mist collector 2, oil fog generator 5 are located at 19 top of insulation shell, pass through Kong Lian on spray bar and insulation shell
It connects；Oil mist collector 2 is located at 19 lower side of insulation shell, and is connected by spray bar and the insertion of insulation shell lower opening；When test
Oil fog generator 5 manufactures mist environment in insulation cladding, to locating for Gear Experimentation part 4 when oil mist collector 2 is for off-test
The collection of confined space mist of oil is handled.Infrared radiation thermometer 8 is mounted on insulation shell 19 by infrared measurement of temperature bracket, and according to tooth
The position of the temperature measuring point adjustment infrared radiation thermometer on testpieces 4 is taken turns, infrared radiation thermometer emits infrared light and passes through on insulation shell
Transparent glass be irradiated to Gear Experimentation part temperature measuring point position.
In the present embodiment, testing stand drives Gear Experimentation part to rotate by rotating device, and heating device simulates flank engagement
Temperature rise, type oil fog system manufacture working gear mist environment, acquire the flank of tooth simultaneously using wireless temperature transmitter and infrared radiation thermometer
Temperature measuring point temperature obtains more accurate believable flank of tooth temperature data.
The course of work
Step 1: testpieces and wireless temperature measurement system installation；By the threaded hole on fixed disc 16 by Gear Experimentation part 4
It is locked on rotating device；Wireless transmitter bracket 18 is bolted on above testpieces, and installation is wireless above it
The probe for the temperature sensor 7 being connected with wireless transmitter 6 is fixed on testpieces by refractory metal glue and surveyed by transmitter 6
At warm spot.
Step 2: testpieces heats up；High-temperature insulation resistance silk 17 is wrapped on 4 periphery of Gear Experimentation part, logical control is connected
Power supply processed completes the heating to Gear Experimentation part 4, removes high-temperature insulation resistance silk 17 by tool after the completion of heating.
Step 3: testpieces thermal-insulating sealing；Insulation shell 19 is mounted on test platform 1 by bolt.
Step 4: type oil fog system, infrared system installation and debugging；Type oil fog system is connected on insulation shell 19；By infrared survey
Wen Yi carries out installation fixation according to the temperature measuring point on Gear Experimentation part 4.
Step 5: testpieces rotation and flank of tooth temperature data acquisition；The power supply for connecting rotating device makes Gear Experimentation part 4
Stablize under certain revolving speed, starting oil fog generator as needed is that Gear Experimentation part 4 manufactures mist environment, while opening wireless
Temp measuring system and infrared temperature measurement system are completed to the temperature acquisition at 4 calibration point of Gear Experimentation part and carry out data analysis.
Claims (3)
1. a kind of gear heat transfer and thermometric testing stand, including rotating device, fixed mechanism, wireless temperature measurement system, heating device, guarantor
Warm shell, type oil fog system, infrared radiation thermometer, test platform and Gear Experimentation part, it is characterised in that: test platform is that each component mentions
For bearing, Gear Experimentation part is fixed on rotating device by fixed mechanism, and is installed wirelessly on fixed mechanism and testpieces
Temp measuring system component；
The rotating device includes vertical machine, motor base, shaft coupling, round nut, tapered roller bearing, the support of bearing, master
Axis, the support of bearing are fixed on test platform, the blind hole transition fit on tapered roller bearing outer ring and the support of bearing, main shaft according to
The shaft shoulder benchmark of itself is mounted on the inner ring of tapered roller bearing, main shaft by shaft coupling be fixed on it is vertical on motor base
Motor connection；Gear Experimentation part is located on fixed disc is locked by stay bolt, and in the upper end locking wireless transmission of stay bolt
Device bracket；
The wireless temperature measurement system includes wireless transmitter, temperature measurer receiver, wireless transmitter bracket, temperature sensor, nothing
Line transmitter is fixed on the top for being located at testpieces on wireless transmitter bracket, and the temperature sensor being connected with wireless transmitter
It is fixed at the thermometric region of Gear Experimentation part, thermometric receiver is located on the outside test platform of insulation shell；High-temperature insulation
Resistance wire is wrapped on the excircle of Gear Experimentation part, is heated to Gear Experimentation part；Experiment porch is fixed equipped with reference for installation
Insulation shell；Temperature sensor buries at flank of tooth temperature measuring point, so that wireless transmitter, temperature sensor are rotated with testpieces,
Temperature value in the case of Gear Experimentation part high-speed rotation at the same temperature measuring point of the real-time monitoring flank of tooth；
The type oil fog system includes oil fog generator and oil mist collector, and oil fog generator is located at insulation shell top, passes through spray
Oil pipe is connect with hole on insulation shell, and oil mist collector is located at insulation shell lower side, and by under spray bar and insulation shell
Hole insertion connection, oil fog generator manufactures mist environment in insulation cladding when test, when oil mist collector is used for off-test pair
The collection of confined space mist of oil locating for Gear Experimentation part is handled.
2. gear heat transfer according to claim 1 and thermometric testing stand, it is characterised in that: the infrared radiation thermometer passes through red
Outer thermometric bracket is mounted on insulation shell, and according to the position of the temperature measuring point adjustment infrared radiation thermometer on Gear Experimentation part, red
Outer temperature measurer transmitting infrared light is irradiated at Gear Experimentation part temperature measuring point by the transparent glass on insulation shell.
3. gear heat transfer according to claim 1 and thermometric testing stand, it is characterised in that: the heating device passes through high temperature
Insulation resistance wire is wrapped on the outside of Gear Experimentation part, is realized the heating of Gear Experimentation part, is simulated flank engagement frictional heating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910409504.1A CN110186671A (en) | 2019-05-17 | 2019-05-17 | A kind of heat transfer of gear and thermometric testing stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910409504.1A CN110186671A (en) | 2019-05-17 | 2019-05-17 | A kind of heat transfer of gear and thermometric testing stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110186671A true CN110186671A (en) | 2019-08-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201910409504.1A Pending CN110186671A (en) | 2019-05-17 | 2019-05-17 | A kind of heat transfer of gear and thermometric testing stand |
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| Country | Link |
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| CN (1) | CN110186671A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113029359A (en) * | 2021-04-02 | 2021-06-25 | 重庆理工大学 | Temperature field detection device for cylinder parts |
| CN113435001A (en) * | 2021-05-10 | 2021-09-24 | 重庆大学 | Method for predicting meshing temperature field of plastic gear |
| CN113739947A (en) * | 2021-10-12 | 2021-12-03 | 天津工业大学 | Gear tooth surface contact temperature direct measurement test bed based on Seebeck effect |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113029359A (en) * | 2021-04-02 | 2021-06-25 | 重庆理工大学 | Temperature field detection device for cylinder parts |
| CN113435001A (en) * | 2021-05-10 | 2021-09-24 | 重庆大学 | Method for predicting meshing temperature field of plastic gear |
| CN113435001B (en) * | 2021-05-10 | 2022-09-06 | 重庆大学 | Method for predicting meshing temperature field of plastic gear |
| CN113739947A (en) * | 2021-10-12 | 2021-12-03 | 天津工业大学 | Gear tooth surface contact temperature direct measurement test bed based on Seebeck effect |
| CN113739947B (en) * | 2021-10-12 | 2023-09-22 | 天津工业大学 | Gear tooth surface contact temperature direct measurement test bed based on Seebeck effect |
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