CN211602735U - Vacuum high-temperature furnace test device - Google Patents
Vacuum high-temperature furnace test device Download PDFInfo
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- CN211602735U CN211602735U CN201922400747.7U CN201922400747U CN211602735U CN 211602735 U CN211602735 U CN 211602735U CN 201922400747 U CN201922400747 U CN 201922400747U CN 211602735 U CN211602735 U CN 211602735U
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Abstract
The utility model discloses a vacuum high temperature furnace test device, including the vacuum furnace, the furnace gate is seted up to the vacuum furnace front side, vacuum furnace rear side installation extensometer, the measuring staff of extensometer penetrates in the vacuum furnace direct contact sample and measures, install nonrust corrugated steel pipe on vacuum furnace upside and downside symmetry, the mounting fixture in the nonrust corrugated steel pipe, the built-in high temperature furnace who takes multilayer metal heat-proof screen that has of vacuum furnace, the sample passes through anchor clamps and presss from both sides tightly to be fixed in the high temperature furnace, the vacuum furnace passes through vacuum pipeline and vacuum pump connection, the outer wall of vacuum furnace is double-deck area water-cooling structure, the water-cooling layer passes through the pipeline and links to each other with. The utility model discloses a vacuum high temperature furnace test device possesses high vacuum and broad high temperature heating function, can realize cooperating material mechanics testing machine and use, explores for the research and development of new material and provides very big help, realizes tensile, compression, bending, shearing, fatigue, creep test such as lasting, stress relaxation test to each item mechanics of material under different temperature environment.
Description
Technical Field
The utility model relates to a mechanical properties of materials test equipment technical field, concretely relates to vacuum high temperature furnace test device.
Background
The mechanical property test of the material comprises tests such as tensile, compression, bending, shearing, fatigue, creep endurance, stress relaxation test and the like under high vacuum and high temperature environment, and the test result directly reflects the excellent property of the material. However, at present, the manufacturers of domestic test devices with high temperature and vacuum degree are few, and the cost of imported equipment at abroad is high, so that the test requirements can not be met. Therefore, the vacuum high-temperature furnace test device is designed, and has the advantages of stable performance, low manufacturing cost and wide application range.
Disclosure of Invention
The utility model aims at providing a vacuum high temperature furnace test device that structural design is reasonable, stable performance.
The utility model provides a technical scheme that technical problem adopted as follows:
the utility model provides a vacuum high temperature furnace test device, includes the vacuum furnace, the furnace gate is seted up to the vacuum furnace front side, and the extensometer is installed to the vacuum furnace rear side, the measuring staff of extensometer penetrates direct contact sample in the vacuum furnace and measures, install nonrust corrugated steel pipe on vacuum furnace upside and downside symmetry, the mounting fixture in the nonrust corrugated steel pipe, the built-in high temperature furnace who takes multilayer metal heat-shield that has of vacuum furnace, the sample presss from both sides tightly through anchor clamps and fixes in the high temperature furnace, the vacuum furnace passes through vacuum pipeline and vacuum pump connection, the outer wall of vacuum furnace is double-deck area water-cooling structure, and the water-cooling layer passes through the pipeline and links to each other with.
Further, the vacuum pipeline is arranged around the box body of the extensometer in an inclined angle of 45 degrees.
Furthermore, the vacuum pump adopts a mechanical pump and a composite molecular pump.
Further, the vacuum furnace is installed on the table board of the floor stand, the linear bearing slide rail is installed on the table board of the floor stand, the vacuum furnace is pushed into the table board of the testing machine through the linear bearing slide rail during testing, and the table board of the testing machine is moved out after the testing is finished.
Furthermore, the bottom of the floor stand is provided with a vacuum pump sliding rail, and the vacuum pump can synchronously move with the vacuum furnace through a moving frame which is in sliding connection with the vacuum pump sliding rail.
Furthermore, an extensometer regulator is installed on the rear side of the extensometer box.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a vacuum high temperature furnace test device possesses high vacuum and broad high temperature heating function, can realize cooperating material mechanics testing machine and use, explores for the research and development of new material and provides very big help, realizes that the material is tensile, compression, bending, shearing, fatigue, creep are lasting, stress relaxation tests etc. test at various mechanics under high vacuum and different temperature environment.
Drawings
Fig. 1 is a schematic structural diagram of the vacuum high-temperature furnace testing device of the present invention.
Fig. 2 is a front view of the vacuum furnace of the present invention.
Fig. 3 is a view a-a of fig. 2.
FIG. 4 is a plan view of the vacuum furnace of the present invention.
Description of reference numerals:
1. a vacuum furnace; 2. a furnace door; 3. an extensometer; 4. a sample; 5. a stainless steel bellows; 6. a clamp; 7. a metal heat shield; 8. a high temperature furnace; 9. a vacuum line; 10. a vacuum pump; 11. a water-cooling layer; 12. a water cooling machine; 13. a floor stand; 14. a linear bearing slide rail; 15. a testing machine; 16. a vacuum pump slide rail; 17. a movable frame; 18. extensometer regulator.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
The vacuum high-temperature furnace test device shown in figures 1-4 comprises a vacuum furnace, a high-temperature furnace, a furnace bracket, a vacuum pump, a water cooling machine, an electric control cabinet and other parts, a furnace door 2 is arranged on the front side of the vacuum furnace 1, an extensometer 3 is arranged on the rear side of the vacuum furnace 1, a measuring rod of the extensometer 3 penetrates into the vacuum furnace 1 to directly contact with a sample 4 for measurement, stainless steel corrugated pipes 5 are symmetrically arranged on the upper side and the lower side of the vacuum furnace 1, a clamp 6 is arranged in the stainless steel corrugated pipes 5, the influence on a test force value can be reduced under the condition of keeping the vacuum degree, a high temperature furnace 8 with a plurality of layers of metal heat shields 7 is arranged in the vacuum furnace 1, the temperature can reach more than 1600 ℃, a sample is clamped and fixed in the high temperature furnace 8 through a clamp 6, the vacuum furnace 1 is connected with a vacuum pump 10 through a vacuum pipeline 9, and the vacuum pump adopts a mechanical pump and a composite molecular pump to ensure vacuum.Degree of not less than 8 × 10-3Pa。
The device is developed for verifying the mechanical property of the test material in high-vacuum and high-temperature environments, and the vacuum degree can reach 8 × 10-3Pa, temperature can reach 1600 ℃, and test data is measured and output in real time by matching with a high-precision extensometer. Advanced technology, reasonable structure and stable performance.
In order to ensure that the surface temperature of the vacuum furnace is lower and improve the safety, the outer wall of the vacuum furnace 1 is of a double-layer water cooling structure, and a water cooling layer 11 is connected with a water cooling machine 12 through a pipeline.
Specifically, the clamp can be selected from a Fuller high-temperature tensile test clamp, a compression test clamp, a shear test clamp, a fatigue test clamp, a creep deformation lasting stress relaxation test clamp and the like. The vacuum pipeline 9 is arranged around the box body of the extensometer 3 at an angle of 45 degrees. Reasonable in design, compact structure practices thrift the space.
The vacuum furnace 1 is installed on the table top of the floor stand 13, the linear bearing slide rail 14 is installed on the table top of the floor stand 13, the vacuum furnace 1 is pushed into the table top of the testing machine 15 through the linear bearing slide rail 14 during testing, and the table top of the testing machine 15 is moved out after the testing is finished. The device can be used in combination with FULE universal testing machine/fatigue testing machine, MTS testing machine, INSTRON testing machine, ZWICK testing machine, etc.
In addition, the bottom of the floor stand 13 is provided with a vacuum pump slide rail 16, and the vacuum pump 10 is synchronously moved with the vacuum furnace 1 through a moving frame 17 which is connected with the vacuum pump slide rail 16 in a sliding manner. The support can move linearly on the vacuum furnace floor support, so that the molecular pump and the vacuum furnace body can be conveniently and quickly butted.
An extensometer regulator 18 is arranged at the rear side of the box body of the extensometer 3. The test data can be obtained in real time when the sample is tested in a vacuum and high-temperature environment and transmitted to the computer for analyzing and verifying results.
The utility model discloses a use method is: during the test, the vacuum furnace 1 is pushed into a testing machine 15, a water cooling machine 12 is started, a furnace door 2 is opened, a clamp 6 is installed, the upper joint and the lower joint of the clamp 6 are connected with the testing machine 15, the furnace door 2 is checked to be correctly closed, a vacuum pump 10 is started to pump vacuum, a high-temperature furnace 8 is started to heat after the vacuum meets the requirement, the temperature is preserved for a certain time after the furnace temperature meets the requirement, a extensometer is moved forwards to enable a measuring rod to be in contact with a sample 4, the testing machine 15 is started to carry out the test, a high-temperature power supply is closed to cool after the test is finished, the temperature is reduced to the.
The utility model provides a vacuum high temperature furnace test device, it possess high vacuum and broad high temperature heating function, can realize cooperating material mechanics testing machine and use, for the research and development of new material explores and provides very big help, realizes that the material is tensile, compression, bending, shearing, fatigue, creep are lasting, stress relaxation tests etc. test to each item mechanics under different temperature environment.
While embodiments of the invention have been disclosed above, it is not intended to be limited to the applications listed in the specification and the examples. It can be applicable to various and be fit for the utility model discloses a field completely. Additional modifications will readily occur to those skilled in the art. The invention is therefore not to be limited to the specific details and illustrations shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (6)
1. A vacuum high-temperature furnace test device is characterized by comprising a vacuum furnace (1), a furnace door (2) is arranged at the front side of the vacuum furnace (1), an extensometer (3) is arranged at the rear side of the vacuum furnace (1), a measuring rod of the extensometer (3) penetrates into the vacuum furnace (1) to directly contact with the sample (4) for measurement, stainless steel corrugated pipes (5) are symmetrically arranged on the upper side and the lower side of the vacuum furnace (1), a clamp (6) is arranged in the stainless steel corrugated pipe (5), a high-temperature furnace (8) with a plurality of layers of metal heat shields (7) is arranged in the vacuum furnace (1), a sample is clamped and fixed in the high-temperature furnace (8) through the clamp (6), the vacuum furnace (1) is connected with a vacuum pump (10) through a vacuum pipeline (9), the outer wall of the vacuum furnace (1) is of a double-layer belt water cooling structure, and the water cooling layer (11) is connected with a water cooling machine (12) through a pipeline.
2. Vacuum high temperature furnace test device according to claim 1, characterized in that the vacuum duct (9) is arranged around the housing of the extensometer (3) inclined at an angle of 45 °.
3. The vacuum high temperature furnace test device of claim 1, wherein the vacuum pump is a mechanical pump plus a composite molecular pump.
4. The vacuum high-temperature furnace test device according to claim 1, characterized in that the vacuum furnace (1) is installed on a table top of a floor stand (13), a linear bearing slide rail (14) is installed on the table top of the floor stand (13), the vacuum furnace (1) is pushed to the table top of the test machine (15) through the linear bearing slide rail (14) during the test, and the table top of the test machine (15) is moved out after the test is finished.
5. The vacuum high-temperature furnace test device is characterized in that a vacuum pump sliding rail (16) is arranged at the bottom of the floor stand (13), and the vacuum pump (10) is synchronously moved with the vacuum furnace (1) through a moving frame (17) in sliding connection with the vacuum pump sliding rail (16).
6. The vacuum high-temperature furnace test device according to claim 1, characterized in that an extensometer regulator (18) is installed at the rear side of the box body of the extensometer (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922400747.7U CN211602735U (en) | 2019-12-27 | 2019-12-27 | Vacuum high-temperature furnace test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922400747.7U CN211602735U (en) | 2019-12-27 | 2019-12-27 | Vacuum high-temperature furnace test device |
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| CN211602735U true CN211602735U (en) | 2020-09-29 |
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| CN201922400747.7U Active CN211602735U (en) | 2019-12-27 | 2019-12-27 | Vacuum high-temperature furnace test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166648A (en) * | 2021-12-08 | 2022-03-11 | 长沙理工大学 | High-temperature in-situ stretching device based on vacuum cavity environment |
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2019
- 2019-12-27 CN CN201922400747.7U patent/CN211602735U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166648A (en) * | 2021-12-08 | 2022-03-11 | 长沙理工大学 | High-temperature in-situ stretching device based on vacuum cavity environment |
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