CN110470415A - A kind of temperature sensor temperature impact test equipment and its control method - Google Patents
A kind of temperature sensor temperature impact test equipment and its control method Download PDFInfo
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- CN110470415A CN110470415A CN201910892600.6A CN201910892600A CN110470415A CN 110470415 A CN110470415 A CN 110470415A CN 201910892600 A CN201910892600 A CN 201910892600A CN 110470415 A CN110470415 A CN 110470415A
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- 238000009863 impact test Methods 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000012360 testing method Methods 0.000 claims abstract description 42
- 238000001816 cooling Methods 0.000 claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 238000009413 insulation Methods 0.000 claims description 17
- 239000000498 cooling water Substances 0.000 claims description 6
- 238000001514 detection method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K15/00—Testing or calibrating of thermometers
- G01K15/007—Testing
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- General Physics & Mathematics (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The present invention relates to auto parts and components detection technique fields, and disclose a kind of temperature sensor temperature impact test equipment and its control method, including cooling trough, right side below cooling trough is fixedly installed with water tank, circulating pump is fixedly installed on the left of water tank, the back side of cooling trough is fixedly installed with turntable.The temperature sensor temperature impact test equipment, by being provided with Muffle furnace, the range of the test temperature is enabled to can be realized any variation within specific temperature by the setting of Muffle furnace, to provide the temperature test range arbitrarily changed for temperature test, in addition the fire door disassembly of standard is substituted for nonstandard fire door by the fire door of the Muffle furnace, can facilitate and exemplar is carried out to penetrate test, at the same be able to carry out it is heat-insulated so that operation environment it is more comfortable.
Description
Technical field
The present invention relates to auto parts and components detection technique field, specially a kind of temperature sensor temperature impact test equipment
And its control method.
Background technique
With the attention that Environmental is protected, vehicle emission standards enter 6 epoch of state, automobile exhaust emission standard
Upgrading, Dao Bi manufacturer mounting temperature sensor in tail gas discharging pipe, with the data of exhaust temperature be transmitted to control system
System makes engine adjust working condition, meets new discharge standard.
Exhaust gas temperature sensor is lifelong Life Design, i.e., is changed without in the life cycle management of automobile, it is meant that the production
The service life of product is basic demand of each vehicle factor to components supplying quotient.It is carried according to the applying working condition of exhaust gas temperature sensor
Lotus and structure process can predict a kind of failure mode of very easy generation, i.e. sensing sources are separated with internal packing material,
Cause temperature response time or precision can not be caused to be unable to satisfy requirement near the incoming sensing sources in the external world.The failure mode
Caused by mainly different by temperature volume change as a variety of materials, temperature shock test is very easy to exposure, and this is asked
Topic, so, in the development phase, vehicle factor requires the exhaust gas temperature sensor that components factory provides, it is necessary to pass through temperature shock
Test, temperature shock test, it is desirable that product alternately switches in two kinds of extreme environments, and conversion process is rapid, and switching can every time
Generate strong temperature change.It is about 1000 degrees Celsius that high temperature, which needs maximum operating temperature to be achieved, and when low temperature needs to be inserted into normal
In warm water, achieve the purpose that cooling rapidly.
Aiming at this demand customized development, equipment mainly consists of three parts the invention equipment: high temperature Muffle
Furnace, rotational motion mechanism, the cooling trough grade circulatory system.The testing equipment of standard, testing crew be not logical in the market for the test
Often according to requiring, manually switched, or using Chang Gaowen substitution impact, cannot all fully meet the requirement of test.This
The knowledge such as device combination industrial automation, material heat treatment, hydraulic basis, have built reliable experimental enviroment, have made experimental condition
Accurately, the service life of product can effectively be verified.Because all employing the high common apparatus of maturity in industry spot, device it is reliable
Property guaranteed, and can unattended test, greatly improve the efficiency, reduce cost of labor.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of temperature sensor temperature impact test equipment, has horse
The advantages of not furnace temperature measurement range is wide, using PLC technology realization automatic operating, solving in the test marketing does not have standard
Experimental facilities, the problem of experimenter is generally according to requiring manually to be switched, and then not being able to satisfy requirement of experiment.
The invention provides the following technical scheme: temperature sensor temperature impact test equipment, including cooling trough, water tank,
Circulating pump, turntable and Muffle furnace, the cooling trough, water tank and circulating pump are connected two-by-two, the cooling trough and Muffle
Furnace is respectively positioned on the side of the turntable, and the turntable is equipped with piston cylinder, and the end of the piston cylinder is equipped with for clamping
The fixture of exemplar, the opening upper cover of the Muffle furnace are equipped with thermal insulation layer, offer on the thermal insulation layer multiple for making way for institute
State the through-hole of exemplar.
Preferably, being equipped with circulating water pipeline between the cooling trough and circulating pump, and circulating water pipeline is circumscribed with
Industrial colling, the cooling trough offers gap, and gap is connected to water tank by pipeline.
Preferably, the cooling water drainage mouth of a river of the circulating water pipeline is equipped with solenoid valve.
Preferably, the piston cylinder is fixedly mounted by pipeline and gas source.
Preferably, the bottom of the turntable is fixedly installed with rotary cylinder.
In order to solve identical technical problem, the present invention also provides a kind of temperature sensor temperature impact test equipments
Control method, including the following steps:
Step S1, start Muffle furnace, when the furnace temperature of the Muffle furnace is promoted to preset test temperature, the test temperature
It is 900~1100 DEG C, the Muffle furnace keeps the temperature 4~6 minutes；
Step S2, start circulating pump, the temperature data of continuous collecting exemplar output；
Step S3, turntable driving piston cylinder rotation, is aligned exemplar with the through-hole on thermal insulation layer, described in piston cylinder driving
Exemplar passes through the through-hole and is kept for 10~30 seconds；
Step S4, the described piston cylinder drives the exemplar to exit the through-hole, and the turntable drives the piston cylinder to turn
It is dynamic, it is oppositely arranged the exemplar with cooling trough, the piston cylinder drives the exemplar to protrude into the cooling trough to carry out
It is cooling；
Step S5, step S3 to step S4 is repeated several times.
Preferably, the step S1 further includes testing the exemplar clamp position before starting the Muffle furnace
Step: being loaded into fixture for exemplar, and turntable drives piston cylinder rotation, is oppositely arranged exemplar with thermal insulation layer, check exemplar and
The position corresponding relationship of through-hole.
Be compared with the prior art, the present invention have it is following the utility model has the advantages that
1, the temperature sensor temperature impact test equipment can by the setting of Muffle furnace by being provided with Muffle furnace
So that the range of the test temperature can be realized any variation within 50-1000 degrees Celsius, to provide for temperature test
The temperature test range arbitrarily changed, in addition the fire door disassembly of standard is substituted for nonstandard fire door by the fire door of the Muffle furnace, should
Nonstandard fire door has the heat-insulating shield of instrument connection, on the one hand can facilitate and exemplar is carried out to penetrate test, on the other hand can
It is thermally shielded, so that the environment of operation is more comfortable.
2, on the one hand the temperature sensor temperature impact test equipment can by fixing on a spinstand piston cylinder
Exemplar can be sent in Muffle furnace by the stretching motion of piston cylinder and carry out high temperature test, on the other hand pass through turntable
Circle rotation enables exemplar to toggle between Muffle furnace and cooling trough, so that the process enhanced convenience of test is fast
It is prompt.
3, temperature sensor temperature impact test equipment, by applying PLC technology, so that the turntable and piston cylinder
Etc. be all to be controlled by PLC technology between structures so that operation more simplifies, and single unit system is able to carry out automation
Operation, reduce manual intervention, improve work efficiency.
Detailed description of the invention
Fig. 1 is operation principle schematic diagram of the present invention.
In figure: 1, cooling trough；2, water tank；3, circulating pump；4, solenoid valve；5, turntable；6, piston cylinder；7, exemplar；8,
Thermal insulation layer with holes；9, Muffle furnace.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, a kind of temperature sensor temperature impact test equipment and its control method, including cooling trough 1, it is cold
But the bottom of sink 1, which is connected, circulating water pipeline, and industrial colling is circumscribed on the left of circulating water pipeline, cooling trough 1
Right side opening is equipped with gap, and the water that gap overflows is fed directly to inside water tank 2 by pipeline, passes through 1 bottom of cooling trough
Portion connects the setting for having circulating water pipeline, and under the driving of circulating pump 3, water flow can be flowed into cooling water from one end of water tank 2
The inside of slot 1 forms circulation, and the setting that industrial colling is circumscribed on the left of circulating water pipeline enables to the industry cooling
Water energy is enough linked into inside circulating water pipeline and carries out cooling holding for water, and in addition the right side opening of cooling trough 1 is equipped with gap
Setting enable to 1 water level inside of cooling trough to be able to maintain in standard testing water level, the right side of 1 lower section of cooling trough is solid
Dingan County is equipped with water tank 2, and the left side of water tank 2 is fixedly installed with circulating pump 3, and circulating pump 3 is located at the bottom of water tank 2 and cooling trough 1
Between, and circulating pump 3 is electrically connected with the power supply by route, by the setting of circulating pump 3, is enabled to inside the sink 1
The driving effect that water energy enough passes through circulating pump 3 enters the inside shape of cooling trough 1 by the circulating water pipe of 1 bottom of cooling trough
At circulation, and the setting that circulating pump 3 is electrically connected with the power supply by route, enable to power supply that can bring for circulating pump 3
Endlessly power supply, so that circulating pump 3 persistently can work, the cooling water drainage mouth of a river of circulating water pipeline
It is equipped with solenoid valve 4, the back side of cooling trough 1 is fixedly installed with turntable 5, and the bottom of turntable 5 is fixedly installed with rotary pneumatic
Cylinder enables to the turntable 5 that can guarantee to carry out rotary work, the top of turntable 5 is fixed by the setting of rotary cylinder
Piston cylinder 6 is installed, wherein piston cylinder 6 is preferably cylinder, and piston cylinder 6 is fixedly mounted by pipeline and gas source, passes through piston cylinder
6 enable to the gas source that can bring endlessly gas source confession for piston cylinder 6 by the setting that pipeline and gas source are fixedly mounted
It answers, so that the piston cylinder 6 can be normally carried out work, the end of piston cylinder 6 is fixedly installed with fixture and exemplar 7, fixture
It is fixedly installed with Muffle furnace 9 with the right side of exemplar 7, thermal insulation layer 8 with holes has been replaced after the fire door disassembly in 9 left side of Muffle furnace, has passed through
The setting of thermal insulation layer 8 with holes enables to the piston cylinder 6 that fixture and exemplar 7 is pushed to pass through thermal insulation layer 8 with holes and enters Muffle furnace 9
Internal high temperature test area, and the temperature in high temperature test area is 50-1100 DEG C, after being dismantled by the fire door in 9 left side of Muffle furnace more
The setting for having changed thermal insulation layer 8 with holes enables the thermal insulation layer 8 with holes to extend into fixture and exemplar 7 by intermediate hole
The inside of Muffle furnace 9, the setting that the temperature additionally by high temperature test area is 50-1100 DEG C enable to the test model of the temperature
It encloses more extensively, the effect of test is more preferable, and the left side of Muffle furnace 9 is fixedly installed with thermal insulation layer 8 with holes.
Product to be measured (i.e. exemplar 7) is mounted on fixture by working principle first, is commonly installed quantity in 12-20, more
Product is tested jointly, is then tested in the case where Muffle furnace 9 is not turned on, and checks the position of thermal insulation layer 8 and exemplar 7 with holes
Corresponding relationship, it is ensured that exemplar 7 can be extend into furnace by piston cylinder 6 when stretching out exemplar 7, then start Muffle furnace 9, wait temperature
Spend specified test temperature, setting value is selected between 900~1100 degrees Celsius according to process requirement, usually, Muffle
9 inner cavity temperature of furnace reaches assigned work temperature and usually requires 40~60 minutes, need to stop after arrival 5 minutes or more it is real to it
Stablize.Stablize offspring's watch test condition to have been provided with, start cooling trough 1 at this time and recycle, the temperature of control cooling trough 1 is normal
Exemplar 7 is extend into inside Muffle furnace 9 by temperature by piston cylinder 6, and the residence time is different according to technique, between 10 seconds~30 seconds
It is selected, because exemplar 7 is slender type, after being inserted into 9 inside of Muffle furnace, temperature can be risen rapidly, and exemplar 7 itself is also temperature
Sensor is spent, 9 temperature in the Muffle furnace of its feedback, temperature and target value can be tested out after by external test, explanation
Exemplar 7 is heated completely at this time.Then driving piston cylinder 6, exemplar 7 is taken out out of furnace, and after reversion, is put rapidly
Enter into cooling trough 1, the time interval for being put into sink is fetched into out of furnace, needs to be less than 10 seconds, in whole process, require
The persistently temperature that detection exemplar 7 exports, and formation curve need to compare with furnace temperature or water temperature in high/low temperature, determine every
When secondary switching environment, the induction end temperature of exemplar 7 is all converted completely, and in case of exception, system can generate alarm signal, is prompted
Experimenter's test failure, made test need to reappraise its validity.Entire impact test needs constantly to repeat above-mentioned
Process requires (usually 1000 times or more) until meeting defined loop number.After testing whole, by Muffle furnace
It closes, waits it naturally to return to room temperature, and remove test sample, in case subsequent test.
In order to solve identical technical problem, the present invention also provides a kind of temperature sensor temperature impact test equipments
Control method, including the following steps:
Step S1, start Muffle furnace, when the furnace temperature of Muffle furnace 9 is promoted to preset test temperature, test temperature is 900~
1100 DEG C, Muffle furnace 9 keeps the temperature 4~6 minutes；
Step S2, start circulating pump 3, the temperature data that continuous collecting exemplar 7 exports；
Step S3, turntable 5 drives piston cylinder 6 to rotate, and is aligned exemplar 7 with the through-hole on thermal insulation layer 8, and piston cylinder 6 drives
Dynamic exemplar 7 passes through through-hole and is kept for 10~30 seconds；
Step S4, piston cylinder 6 drives exemplar 7 to exit through-hole, and turntable 5 drives the piston cylinder 6 to rotate, make exemplar 7 with
Cooling trough 1 is oppositely arranged, and piston cylinder 6 drives exemplar 7 to protrude into cooling trough 1 to be cooled down；
Step S5, step S3 to step S4 is repeated several times.
Wherein, step S1 further includes the steps that testing 7 clamp position of exemplar before starting Muffle furnace 6: by exemplar
It is loaded into fixture, turntable 5 drives piston cylinder 6 to rotate, is oppositely arranged exemplar 7 with thermal insulation layer 8, checks exemplar 7 and through-hole
Position corresponding relationship.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of temperature sensor temperature impact test equipment, it is characterised in that: including cooling trough (1), water tank (2), circulation
(3), turntable (5) and Muffle furnace (9) are pumped, the cooling trough (1), water tank (2) are connected two-by-two with circulating pump (3), described
Cooling trough (1) and Muffle furnace (9) are respectively positioned on the side of the turntable (5), and the turntable (5) is equipped with piston cylinder (6),
The end of the piston cylinder (6) is equipped with the fixture for clamping exemplar (7), and the opening upper cover of the Muffle furnace (9) is equipped with heat-insulated
Layer (8) offers on the thermal insulation layer (8) multiple for making way for the through-holes of the exemplar (7).
2. a kind of temperature sensor temperature impact test equipment according to claim 1, it is characterised in that: the cooling water
Circulating water pipeline is equipped between slot (1) and circulating pump (3), and circulating water pipeline is circumscribed with industrial colling, the cooling trough
(1) gap is offered, and gap is connected to water tank (2) by pipeline.
3. a kind of temperature sensor temperature impact test equipment according to claim 2, it is characterised in that: the recirculated water
The cooling water drainage mouth of a river of pipeline is equipped with solenoid valve (4).
4. a kind of temperature sensor temperature impact test equipment according to claim 1, it is characterised in that: the piston cylinder
(6) it is fixedly mounted by pipeline and gas source.
5. a kind of temperature sensor temperature impact test equipment according to claim 1, it is characterised in that: the turntable
(5) bottom is fixedly installed with rotary cylinder.
6. a kind of control method of temperature sensor temperature impact test equipment, it is characterised in that: include the following steps:
Step S1, start Muffle furnace (9), when the furnace temperature of the Muffle furnace (9) is promoted to preset test temperature, the test temperature
Degree is 900~1100 DEG C, and the Muffle furnace (9) keeps the temperature 4~6 minutes；
Step S2, start circulating pump (3), the temperature data of continuous collecting exemplar (7) output；
Step S3, turntable (5) driving piston cylinder (6) rotation, is aligned exemplar (7) with the through-hole on thermal insulation layer (8), piston cylinder
(6) it drives the exemplar (7) to pass through the through-hole and is kept for 10~30 seconds；
Step S4, the described piston cylinder (6) drives the exemplar (7) to exit the through-hole, and the turntable (5) drives the piston
Cylinder (6) rotation, is oppositely arranged the exemplar (7) with cooling trough (1), and the piston cylinder (6) drives the exemplar (7) to protrude into
The cooling trough (1) is to be cooled down；
Step S5, step S3 to step S4 is repeated several times.
7. the control method of temperature sensor temperature impact test equipment according to claim 6, it is characterised in that: described
Step S1 further includes the steps that testing the exemplar (7) clamp position before starting the Muffle furnace (9): exemplar (7) are filled
It is loaded in fixture, turntable (5) drives piston cylinder (6) rotation, is oppositely arranged exemplar (7) with thermal insulation layer (8), checks exemplar (7)
With the position corresponding relationship of through-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910892600.6A CN110470415A (en) | 2019-09-20 | 2019-09-20 | A kind of temperature sensor temperature impact test equipment and its control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910892600.6A CN110470415A (en) | 2019-09-20 | 2019-09-20 | A kind of temperature sensor temperature impact test equipment and its control method |
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| Publication Number | Publication Date |
|---|---|
| CN110470415A true CN110470415A (en) | 2019-11-19 |
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ID=68516474
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910892600.6A Pending CN110470415A (en) | 2019-09-20 | 2019-09-20 | A kind of temperature sensor temperature impact test equipment and its control method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114814543A (en) * | 2022-04-22 | 2022-07-29 | 上海晶岳电子有限公司 | Temperature impact resistance test system and method for power management chip |
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|---|---|---|---|---|
| KR20000015474A (en) * | 1998-08-29 | 2000-03-15 | 윤종용 | Liquid thermal shock tester and method |
| JP2003294798A (en) * | 2002-04-05 | 2003-10-15 | Orion Mach Co Ltd | Environment testing device |
| CN203414202U (en) * | 2013-09-06 | 2014-01-29 | 浙江泰索科技有限公司 | Temperature sensor thermal response automatic test driving device |
| CN208636047U (en) * | 2018-07-17 | 2019-03-22 | 一汽解放汽车有限公司 | A kind of polyaniline automatic temperature control system |
| CN208887351U (en) * | 2019-01-29 | 2019-05-21 | 福建青拓特钢技术研究有限公司 | A kind of efficient Muffle furnace |
| CN210774437U (en) * | 2019-09-20 | 2020-06-16 | 上海迦锐自动化检测科技有限公司 | Temperature sensor temperature impact test equipment |
-
2019
- 2019-09-20 CN CN201910892600.6A patent/CN110470415A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000015474A (en) * | 1998-08-29 | 2000-03-15 | 윤종용 | Liquid thermal shock tester and method |
| JP2003294798A (en) * | 2002-04-05 | 2003-10-15 | Orion Mach Co Ltd | Environment testing device |
| CN203414202U (en) * | 2013-09-06 | 2014-01-29 | 浙江泰索科技有限公司 | Temperature sensor thermal response automatic test driving device |
| CN208636047U (en) * | 2018-07-17 | 2019-03-22 | 一汽解放汽车有限公司 | A kind of polyaniline automatic temperature control system |
| CN208887351U (en) * | 2019-01-29 | 2019-05-21 | 福建青拓特钢技术研究有限公司 | A kind of efficient Muffle furnace |
| CN210774437U (en) * | 2019-09-20 | 2020-06-16 | 上海迦锐自动化检测科技有限公司 | Temperature sensor temperature impact test equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114814543A (en) * | 2022-04-22 | 2022-07-29 | 上海晶岳电子有限公司 | Temperature impact resistance test system and method for power management chip |
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