CN206804446U - Precoated sand resistance to elevated temperatures detection device - Google Patents
Precoated sand resistance to elevated temperatures detection device Download PDFInfo
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- CN206804446U CN206804446U CN201720258227.5U CN201720258227U CN206804446U CN 206804446 U CN206804446 U CN 206804446U CN 201720258227 U CN201720258227 U CN 201720258227U CN 206804446 U CN206804446 U CN 206804446U
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- Prior art keywords
- sensor
- post
- precoated sand
- test
- elevated temperatures
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Abstract
It the utility model is related to high-temperature behavior detection technique field, more particularly to a kind of precoated sand resistance to elevated temperatures detection device, including casing, workbench, upper examination post, lower examination post and experiment test block, in addition to rotary drive system, lifting ring, Sensor section, chassis, flat board and guide pillar；This equipment employs built-in miniaturization computer and carries out data record and data calculating, simultaneously can be according to operating personnel's requirement extract corresponding data, most of performance parameter of precoated sand under the conditions of can testing from room temperature to 1500 DEG C, the wide temperature range of test, the parameter species of test is more, and test data is complete, and test result can be exported with a variety of data modes such as curve, chart, provided for the post-processing of data compared with convenience, its is swift to operate, simple and convenient.Tester only needs can the skilled operation equipment by simple training, it is only necessary to inputs test block parameter result directly needed for output after test, without carrying out secondary calculating, has very strong practicality.
Description
Technical field
It the utility model is related to high-temperature behavior detection technique field, and in particular to a kind of precoated sand resistance to elevated temperatures detection is set
It is standby.
Background technology
Simple Jie is only done to the high temperature deformation of precoated sand or its elevated temperature property testing method in national standard GB/T8583-2008
Continue, but these methods do not have practicality.The easy device primarily now formed with heating furnace and forcing press or improved non-gold
Belong to strength of materials test and high-temperature behavior test is carried out to precoated sand.
The precoated sand resistance to elevated temperatures test equipment of Current Domestic specialty substantially belongs to space state.It is general to use simply
Equipment carry out manual operations, or tested using improved inorganic non-metallic material strength tester.Essence hand-manipulated
Spend limited, process is cumbersome, be easy in operation because artificial carelessness to cause result of the test to occur with legitimate reading inclined
Difference, while also cause testing efficiency lowly can not quickly determine the elevated temperature strength of precoated sand because operating process step is various.And
And test data is also more single, it is only capable of test and the conventional intensive properties after a period of time is kept in condition of different temperatures
Energy.And for improved inorganic non-metallic material strength test instrument, because the equipment of its own uses characteristic, mechanical link
It is obvious improper above that part, circuit control part, parametric calibration mode etc. are used directly in high-temperature performance of coated sand test.Also need to
Various pieces are significantly reequiped.It reequips cycle length, and repacking cost is high, simultaneously because its device attribute, test essence
Spend defective, cost performance is undesirable.
Utility model content
In view of the shortcomings of the prior art, the utility model discloses a kind of precoated sand resistance to elevated temperatures detection device, it is used for
Solve because the equipment of its own uses characteristic, mechanical connecting element, circuit control part, parametric calibration mode etc. to be used directly in
The problem of high-temperature performance of coated sand test is obvious improper above.
The utility model is achieved by the following technical programs：
Precoated sand resistance to elevated temperatures test equipment, including casing, workbench, upper examination post, lower examination post and experiment test block, it is described
Workbench is arranged on the casing, it is characterised in that：Including rotary drive system, lifting ring, Sensor section, chassis, flat
Plate and guide pillar, the rotary drive system are arranged on the top of the casing, and the upper examination post is driven by guide pin bushing and the rotation
Dynamic system is connected, and the chassis is arranged on the flat board by the guide pillar, and the lower examination post is set by the lifting ring
On the chassis, loading system is additionally provided with the casing, the loading system includes hydraulic cylinder and hydraulic lifting post, described
Sensor section includes sensor, sensor support base and sensor mounting post, and the plate center is provided with through hole, the sensor
Mounting post is arranged in the through hole, and the sensor is arranged in the sensor mounting post, and the sensor mounting post is led to
Cross connector with the hydraulic lifting top end to be connected, the hydraulic lifting post bottom is arranged in the hydraulic cylinder, the liquid
Cylinder pressure is arranged in the casing, and the lifting ring is fixed by trip bolt and the chassis.
Preferably, the precoated sand resistance to elevated temperatures test equipment also includes heating furnace, and the heating furnace includes fixed part
Divide and disengaging section, the fixed part and disengaging section are fixed into sealed cylindrical shape by fixture.
Preferably, the fixed part is fixed on casing by mounting bracket, it is upper examination post and it is lower examination post be respectively positioned on it is described solid
Between fixed part and disengaging section, temperature sensor is additionally provided with the inwall of the fixed part, the temperature sensor passes through
Connecting line is connected with CPU and display system.
Preferably, the sensor includes timer, load transducer and displacement transducer, and the sensor passes through
Connecting line is connected with CPU and display system, and the sensor does not contact with the through-hole wall.
Preferably, the bottom on the chassis is additionally provided with counter weight, and the counter weight is arranged on the tray bottom.
Preferably, the counter weight is arranged on the tray bottom by sliding block and chute, and the counter weight passes through connection
Line is connected with sliding block, and the chute is arranged on the bottom side on the chassis, and the sliding block is slidably arranged in the chute.
Preferably, the precoated sand resistance to elevated temperatures test equipment is additionally provided with air cooling system, and the air cooling system is arranged on
On the casing, position in the heating furnace is not in same level with the upper examination post.
Preferably, the rotary drive system includes motor and thread bush, and the motor passes through thread bush and the guide pin bushing
It is connected, the experiment test block is arranged on the lower examination post.
The beneficial effects of the utility model are：
1), the equipment Test process has automation, intelligentized advantage.This equipment employs built-in miniaturization and calculated
Machine carries out data record and data calculate, while can be according to operating personnel's requirement extract corresponding data.Whole test process can
Realize Automatic Control, it is only necessary to which operating personnel carry out corresponding parameter setting.For the abnormal conditions meeting in test process
Data record and corresponding warning reminding are carried out, the violation operation for operating personnel, which understands automatic decision and carries out alarm, to be carried
Wake up.
2), the equipment is multiple functional, the various performance parameters for the precoated sand that can be tested under condition of different temperatures.This dress
It is standby can test from room temperature to 1500 DEG C under the conditions of precoated sand most of performance parameter, the wide temperature range of test, test
Parameter species it is more, test data is complete, and test result can be exported with a variety of data modes such as curve, chart, is data
Post-processing is provided compared with convenience.
3), the equipment operation is quick, simple and convenient.Tester only need by simple training can skilled operation should
Equipment, it is only necessary to test block parameter result needed for direct output after test is inputted, without carrying out secondary calculating.Because high accuracy
The use of sensor and PC systems ensure that test result accurately and reliably, disclosure satisfy that the need of daily production testing and scientific research
Will.
4), the equipment uses module examination structure to be assembled substantially, and the maintenance in later stage is convenient and easy.Once there is portion
Sub-module damages or failure, it is only necessary to faulty component module is changed and can be used, maintenance time is short, and maintenance efficiency is high.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is front view of the present utility model；
Fig. 2 is side view of the present utility model；
Label in figure represents respectively：
1st, motor；2nd, guide pin bushing；3rd, temperature sensor；4th, heating furnace；5th, test block is tested；6th, lower examination post；7th, sensor；8th, match somebody with somebody
Weight；9th, hydraulic lifting post；10th, casing；11st, thread bush；12nd, upper examination post；13rd, air cooling system；14th, lifting ring；15th, guide pillar；
16th, fixing screws.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, is belonged to
The scope of the utility model protection.
Precoated sand resistance to elevated temperatures test equipment, in room temperature to achievable following functions under the conditions of 1500 DEG C.1), test not
Tension, bending resistance, compression strength under the conditions of synthermal；2) high-temperature expansion property, is tested, mainly includes test block with temperature-deformation
Expansion curve and temperature-pressure curve；3), the load-carrying properties under the conditions of constantly acting load, it is mainly included in certain load bar
Carrying time under part, the thermal deformation situation of change of sample under certain loading condition；4), the survey of retained strength and collapsibility performance
Examination.
The equipment is mainly by casing, mechanism for testing, timer, load transducer, temperature sensor, displacement sensing
The several majors such as device, loading system, heating furnace, air cooling system, circuit board, control system are formed.Casing is ironcasting, and use is whole
Body casting makes.Casing mainly plays each system of support and location equipment, and the operation to system provides certain
Protection and anti-tampering ability.Test system is mainly formed by trying post, testing base, test block up and down.Examination post is using quartz up and down
Material makes, and ensures its strength and stiffness under the high temperature conditions.Needed to provide the test of different size according to different tests
Fixture, at present fixture be divided into following four：1) the A type fixtures of test block tensile strength under condition of different temperatures are tested, test block is
8 word samples of standard；2) the Type B fixture of bending strength of the test block under condition of different temperatures is tested, test block tries for 1 word of standard
Sample；3) load-carrying properties of test block and the C-type clamp tool of expansion character are tested, test block size is φ 30mm*50mm test blocks；4) test examination
The D type fixtures of the collapsibility performance of block, test block size are φ 30mm*100mm test blocks.Time, load, displacement transducer basis respectively
The corresponding Parameters variation situation for needing to monitor and being recorded in test process.Loading system is to need to provide accordingly according to test
Test load, need to be adjusted correspondingly load according to the result of load transducer and to load.Heating furnace is
The temperature for being simulating test pieces under actual operating conditions needs, there is provided corresponding temperature and relevant temperature duration.It is air-cooled
System is to be avoided to sensor cooling because of the too high damage sensor of temperature.Circuit board and control system are primarily to association
The change of each several part parameter is adjusted, and receives external instruction, is made a response according to instruction, calculates the result finally needed.
Precoated sand resistance to elevated temperatures testing equipment make use of CPU to realize intelligent test as control core.Tested
Related data in journey is recorded by corresponding sensor, at the same by built-in computer relevant parameter is collected with
And calculate, directly give required result.Cumbersome process during manual operation is avoided, reduces human factor and causes
Error.So that measuring accuracy and testing efficiency greatly improve.The equipment is more special for the test equipment of relative repacking simultaneously
The data of industry, the first equipment Test are more accurate, more rich.The function that data record in real time is realized, can be more accurate
React the situation of change of the high-temperature behavior of precoated sand in actual use.The function that the equipment possesses is more complete, can be more
The resistance to elevated temperatures of the reaction precoated sand of angle, different condition can be tested by combination of the intensity to load, temperature, time etc.
Under intensity corresponding relation, while the collapsibility performance of precoated sand can also be tested, offer precoated sand that can be comprehensive in high temperature or
Respective performances parameter under room temperature condition, thus the equipment is a kind of to test the excellent comprehensive of precoated sand resistance to elevated temperatures
Equipment.
Precoated sand resistance to elevated temperatures testing equipment possesses advantages below：
1), the equipment Test process has automation, intelligentized advantage.This equipment employs built-in miniaturization and calculated
Machine carries out data record and data calculate, while can be according to operating personnel's requirement extract corresponding data.Whole test process can
Realize Automatic Control, it is only necessary to which operating personnel carry out corresponding parameter setting.For the abnormal conditions meeting in test process
Data record and corresponding warning reminding are carried out, the violation operation for operating personnel, which understands automatic decision and carries out alarm, to be carried
Wake up.
2), the equipment is multiple functional, the various performance parameters for the precoated sand that can be tested under condition of different temperatures.This dress
It is standby can test from room temperature to 1500 DEG C under the conditions of precoated sand most of performance parameter, the wide temperature range of test, test
Parameter species it is more, test data is complete, and test result can be exported with a variety of data modes such as curve, chart, is data
Post-processing is provided compared with convenience.
3), the equipment operation is quick, simple and convenient.Tester only need by simple training can skilled operation should
Equipment, it is only necessary to test block parameter result needed for direct output after test is inputted, without carrying out secondary calculating.Because high accuracy
The use of sensor and PC systems ensure that test result accurately and reliably, disclosure satisfy that the need of daily production testing and scientific research
Will.
4), the equipment uses module examination structure to be assembled substantially, and the maintenance in later stage is convenient and easy.Once there is portion
Sub-module damages or failure, it is only necessary to faulty component module is changed and can be used, maintenance time is short, and maintenance efficiency is high.
4th, the correlation intensity of precoated sand is tested according to GB/T8583-2008 standard, its elevated temperature strength resistance to compression
Test result is as shown in table 1：
Precoated sand sample is less than under the conditions of ± 30um in 10 DEG C/min, deflection, and the expansion under its condition of different temperatures is strong
Degree is as shown in table 2：
Precoated sand sample is under the conditions of 10 DEG C/min, permanent load 0.85MPa, the hot shaping under its condition of different temperatures
As shown in table 3：
By above table, precoated sand resistance to elevated temperatures testing equipment has precision height, stable performance, continuity good
The features such as, it is that a kind of test precoated sand resistance to elevated temperatures of function admirable is equipped.
Above example is only to illustrate the technical solution of the utility model, rather than its limitations；Although with reference to foregoing reality
Example is applied the utility model is described in detail, it will be understood by those within the art that：It still can be to preceding
State the technical scheme described in each embodiment to modify, or equivalent substitution is carried out to which part technical characteristic；And these
Modification is replaced, and the essence of appropriate technical solution is departed from the spirit and model of various embodiments of the utility model technical scheme
Enclose.
Claims (8)
1. precoated sand resistance to elevated temperatures test equipment, including casing, workbench, upper examination post, lower examination post and experiment test block, the work
It is arranged on as platform on the casing, it is characterised in that：Including rotary drive system, lifting ring, Sensor section, chassis, flat board
And guide pillar, the rotary drive system are arranged on the top of the casing, the upper examination post passes through guide pin bushing and the rotation driving
System is connected, and the chassis is arranged on the flat board by the guide pillar, and the lower examination post is arranged on by the lifting ring
On the chassis, loading system is additionally provided with the casing, the loading system includes hydraulic cylinder and hydraulic lifting post, the biography
Sensor part includes sensor, sensor support base and sensor mounting post, and the plate center is provided with through hole, the sensor peace
Dress post is arranged in the through hole, and the sensor is arranged in the sensor mounting post, and the sensor mounting post passes through
Connector is connected with the hydraulic lifting top end, and the hydraulic lifting post bottom is arranged in the hydraulic cylinder, the hydraulic pressure
Cylinder is arranged in the casing, and the lifting ring is fixed by trip bolt and the chassis.
2. precoated sand resistance to elevated temperatures test equipment according to claim 1, it is characterised in that：The precoated sand high temperature resistant
Performance test equipment also includes heating furnace, and the heating furnace includes fixed part and disengaging section, the fixed part and dismounting
Part is fixed into sealed cylindrical shape by fixture.
3. precoated sand resistance to elevated temperatures test equipment according to claim 2, it is characterised in that：The fixed part passes through
Mounting bracket is fixed on casing, and upper examination post and lower examination post are respectively positioned between the fixed part and disengaging section, the fixed part
Temperature sensor is additionally provided with the inwall divided, the temperature sensor is connected by connecting line with CPU and display system.
4. precoated sand resistance to elevated temperatures test equipment according to claim 1, it is characterised in that：When the sensor includes
Between sensor, load transducer and displacement transducer, the sensor is connected by connecting line with CPU and display system, described
Sensor does not contact with the through-hole wall.
5. precoated sand resistance to elevated temperatures test equipment according to claim 1, it is characterised in that：The bottom on the chassis is also
Provided with counter weight, the counter weight is arranged on the tray bottom.
6. precoated sand resistance to elevated temperatures test equipment according to claim 5, it is characterised in that：The counter weight passes through cunning
Block and chute are arranged on the tray bottom, and the counter weight is connected by connecting line with sliding block, and the chute is arranged on described
On the bottom side on chassis, the sliding block is slidably arranged in the chute.
7. precoated sand resistance to elevated temperatures test equipment according to claim 2, it is characterised in that：The precoated sand high temperature resistant
Performance test equipment is additionally provided with air cooling system, and the air cooling system is arranged on the casing, and institute is not at the upper examination post
The position in heating furnace is stated in same level.
8. precoated sand resistance to elevated temperatures test equipment according to claim 1, it is characterised in that：The rotary drive system
Including motor and thread bush, the motor is connected by thread bush with the guide pin bushing, and the experiment test block is arranged on the lower examination
On post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720258227.5U CN206804446U (en) | 2017-03-16 | 2017-03-16 | Precoated sand resistance to elevated temperatures detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720258227.5U CN206804446U (en) | 2017-03-16 | 2017-03-16 | Precoated sand resistance to elevated temperatures detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206804446U true CN206804446U (en) | 2017-12-26 |
Family
ID=60730564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720258227.5U Expired - Fee Related CN206804446U (en) | 2017-03-16 | 2017-03-16 | Precoated sand resistance to elevated temperatures detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206804446U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109374426A (en) * | 2018-09-30 | 2019-02-22 | 合肥仁创铸造材料有限公司 | A kind of test method of the phenolic resin high temperature resistance for overlay film sandbinder |
-
2017
- 2017-03-16 CN CN201720258227.5U patent/CN206804446U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109374426A (en) * | 2018-09-30 | 2019-02-22 | 合肥仁创铸造材料有限公司 | A kind of test method of the phenolic resin high temperature resistance for overlay film sandbinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20200316 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |