CN212459126U - High-temperature compression creep test tool for metal material - Google Patents
High-temperature compression creep test tool for metal material Download PDFInfo
- Publication number
- CN212459126U CN212459126U CN202020531529.7U CN202020531529U CN212459126U CN 212459126 U CN212459126 U CN 212459126U CN 202020531529 U CN202020531529 U CN 202020531529U CN 212459126 U CN212459126 U CN 212459126U
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- connecting plate
- pull rod
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- rod
- creep test
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- 238000012360 testing method Methods 0.000 title claims abstract description 27
- 239000007769 metal material Substances 0.000 title claims abstract description 23
- 230000006835 compression Effects 0.000 title claims abstract description 21
- 238000007906 compression Methods 0.000 title claims abstract description 21
- 238000006243 chemical reaction Methods 0.000 claims abstract description 14
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000005070 sampling Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000012669 compression test Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000008407 joint function Effects 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
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Abstract
The utility model provides a metal material's high temperature compression creep test frock. The high-temperature compression creep test tool for the metal material comprises a main frame; the high-temperature furnace is arranged at one end of the main rack, the main rack is provided with a motor, an output shaft of the motor is connected with a lower pull rod, and a load sensor is arranged between the output shaft of the motor and the lower pull rod; a reaction frame stretching mechanism; the rack is arranged on one side of the reaction frame stretching mechanism, the rack is positioned between the upper connecting plate and the lower connecting plate, the extension rod is arranged on one side of the rack, one end of the extension rod extends to the outside of the high-temperature furnace, a deformation sensor is arranged on one side of the extension rod, and the deformation sensor is arranged on the main rack; and (4) sampling. The utility model provides a pair of make things convenient for the sample to deposit and directly carry out the high temperature compression creep test frock of measuring metal material to the sample.
Description
Technical Field
The utility model relates to a metallic material's high temperature compression technical field especially relates to a metallic material's high temperature compression creep test frock.
Background
The high-temperature compression creep test for the metal material is a precondition for ensuring the use of the metal material under the high-temperature condition, so that the metal material can bear corresponding load in the use process.
Current metal material is when carrying out high temperature compression creep test, and experimental frock can not be effectual place the work piece, simultaneously, because traditional extension rod need give the sample preload before the measurement, leads to the measuring result to have certain error.
Therefore, it is necessary to provide a new high-temperature compressive creep test tool for metal materials to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a make things convenient for the sample to deposit and directly carry out the high temperature compression creep test frock of measuring metal material to the sample.
For solving the technical problem, the utility model provides a metal material's experimental frock of high temperature compression creep includes: a main frame; the high-temperature furnace is arranged at one end of the main rack, the main rack is provided with a motor, an output shaft of the motor is connected with a lower pull rod, and a load sensor is arranged between the output shaft of the motor and the lower pull rod; the reaction frame stretching mechanism is arranged inside the high-temperature furnace and comprises a top plate, an upper connecting plate, a first connecting rod, a second connecting rod, a lower connecting plate and a bottom plate, the top plate, the upper connecting plate, the lower connecting plate and the bottom plate are arranged in parallel, the top plate is connected with the lower connecting plate through the two first connecting rods penetrating through the upper connecting plate, the bottom plate is connected with the upper connecting plate through the two second connecting rods penetrating through the lower connecting plate, and the first connecting rods and the second connecting rods are arranged in a diagonal parallel manner; a lower pull rod is fixed at one end of the bottom plate; the upper pull rod penetrates through the high-temperature furnace to be connected with the top plate, and is connected with the top beam through a connector; the rack is arranged on one side of the reaction frame stretching mechanism, the rack is positioned between the upper connecting plate and the lower connecting plate, the extension rod is arranged on one side of the rack, one end of the extension rod extends to the outside of the high-temperature furnace, a deformation sensor is arranged on one side of the extension rod, and the deformation sensor is arranged on the main rack; a sample, the sample being placed on the rack.
Preferably, the upper pull rod is rotatably connected with the top beam.
Preferably, the side wall of the placing frame is of a circular arc-shaped structure, and the length of the placing frame is smaller than or equal to the minimum stretching distance between the upper connecting plate and the lower connecting plate.
Preferably, one end of the upper pull rod is fixed with the top plate.
Compared with the prior art, the utility model provides a metal material's experimental frock of high temperature compression creep has following beneficial effect:
the utility model provides a metal material's high temperature compression creep test frock, roof, upper junction plate, lower connecting plate and bottom plate through setting up, the load is applyed to the sample to rack through the arc setting makes things convenient for placing of sample, simultaneously, can make things convenient for placing of sample through the setting of connector, and is further, directly reads through the convenient measuring result to the sample of outside load sensor and deformation sensor, facilitates the use, places the appearance of measuring result error.
Drawings
Fig. 1 is a schematic structural diagram of a high-temperature compressive creep test tool for a metal material provided by the present invention;
FIG. 2 is an assembly view of the reaction frame tensioning mechanism shown in FIG. 1;
fig. 3 is a schematic connection diagram of the connection head shown in fig. 1.
Reference numbers in the figures: 1. the device comprises an upper pull rod, a high-temperature furnace, a reaction frame stretching mechanism, a high-temperature furnace, a high-.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2 and fig. 3, wherein fig. 1 is a schematic structural diagram of a high temperature compressive creep test tool for a metal material according to the present invention; FIG. 2 is an assembly view of the reaction frame tensioning mechanism shown in FIG. 1; fig. 3 is a schematic connection diagram of the connection head shown in fig. 1. High temperature compression creep test frock of metal material includes: a main frame 8; the high-temperature furnace 2 is arranged at one end of the main frame 8, a motor 12 is mounted on the main frame 8, an output shaft of the motor 12 is connected with a lower pull rod 6, and a load sensor 9 is mounted between the output shaft of the motor 12 and the lower pull rod 6; the reaction frame stretching mechanism 3 is arranged inside the high-temperature furnace 2, the reaction frame stretching mechanism 3 comprises a top plate 31, an upper connecting plate 32, first connecting rods 33, second connecting rods 34, a lower connecting plate 35 and a bottom plate 36, the top plate 31, the upper connecting plate 32, the lower connecting plate 35 and the bottom plate 36 are arranged in parallel, the top plate 31 is connected with the lower connecting plate 35 through the two first connecting rods 33 penetrating through the upper connecting plate 32, the bottom plate 36 is connected with the upper connecting plate 32 through the two second connecting rods 34 penetrating through the lower connecting plate 35, and the first connecting rods 33 and the second connecting rods 34 are arranged diagonally in parallel; a lower pull rod 6 is fixed at one end of the bottom plate 36; the upper pull rod 1 penetrates through the high-temperature furnace 2 to be connected with a top plate 31, and the upper pull rod 1 is connected with a top beam 10 through a connector 11; the placing frame 13 is arranged on one side of the reaction frame stretching mechanism 3, the placing frame 13 is positioned between the upper connecting plate 32 and the lower connecting plate 35, the extension rod 4 is arranged on one side of the placing frame 13, one end of the extension rod 4 extends to the outside of the high-temperature furnace 2, the deformation sensor 7 is arranged on one side of the extension rod 4, and the deformation sensor 7 is arranged on the main frame 8; a test sample 5, wherein the test sample 5 is placed on the placing frame 13.
Specifically, go up pull rod 1 with rotate between the back timber 10 and be connected, make and go up pull rod 1 and can rotate certain angle between the back timber 10, conveniently deposit the sample, make things convenient for experimental going on.
In this embodiment, the side wall of the placing frame 13 is of a circular arc-shaped structure, and the length of the placing frame 13 is less than or equal to the minimum stretching distance between the upper connecting plate 32 and the lower connecting plate 35, so that a sample can be conveniently placed on the placing frame 13.
Specifically, a top plate 31 is fixed at one end of the upper pull rod 1, and the top plate 31 is fixed through the upper pull rod 1.
The utility model discloses when using, back timber 10 is fixed, is furnished with the connector 11 that has universal movable joint function between pull-up rod 1 and the back timber 10, and the drop-down, 6 are connected with motor 12 through the screw thread, for the end of acting on. The reaction frame stretching mechanism 3 is made of DZ125 materials, the high-temperature furnace is made of DZ125 materials, the middle part of the high-temperature furnace is made of high-temperature-resistant ceramic materials, the door of the high-temperature furnace 2 is opened, the sample 5 is placed on the inner side of the arc-shaped rack 13, and because the sample is compressed, the two ends of the sample are both planes and are vertical to the axial load applied by the testing machine. Closing the door, opening an external switch of the motor 12, enabling the upper connecting plate 32 and the lower connecting plate 35 to realize preliminary fixing of the sample 5, at this time, enabling the deformation sensor 7 to realize zero return processing, and the motor 12 to continue working, wherein the motor 12 is a reciprocating motor and drives the lower pull rod 6 to stretch, the motor 12 is started to drive the lower pull rod 6 to move downwards, the lower pull rod 6 moves to drive the bottom plate 36 to move downwards, the bottom plate 36 moves to drive the two second connecting rods 34 to move so as to drive the upper connecting plate 32 fixedly connected with the second connecting rods 34 to move downwards, and relative sliding is generated between the upper connecting plate 32 and the lower connecting plate 35, so that compression of the sample 5 is realized, the tensile force is converted into the compressive creep force, the compressive creep test of the sample 5 is conveniently carried out in the high-temperature furnace 2, and the deformation sensor 7 (creep extensometer) is used for measuring the relative displacement of the extensometer 4, further measuring the deformation; the lower pull rod 6 is connected with a load sensor 9, the load is controlled in a closed-loop mode in real time, and the measurement of the axial load is directly controlled by a load sensor of the testing machine. The testing machine is controlled in a load closed loop mode, and the numerical value change of the deformation sensor 7 (creep extensometer) is observed under the condition that the load is kept constant and the temperature is constant. If the sample generates compressive creep, the change of the extensometer can be visually perceived. The testing machine applies a pressing load to the sample through the upper and lower compression tools, and the compression test result is obtained through analysis and calculation according to the compression amount of the sample 5 and the compression curve.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a high temperature compression creep test frock of metal material which characterized in that includes: a main frame (8);
the high-temperature furnace (2) is arranged at one end of the main frame (8), a motor (12) is mounted on the main frame (8), an output shaft of the motor (12) is connected with a lower pull rod (6), and a load sensor (9) is mounted between the output shaft of the motor (12) and the lower pull rod (6);
the reaction frame stretching mechanism (3) is arranged inside the high-temperature furnace (2), the reaction frame stretching mechanism (3) comprises a top plate (31), an upper connecting plate (32), a first connecting rod (33), a second connecting rod (34), a lower connecting plate (35) and a bottom plate (36), the top plate (31), the upper connecting plate (32), the lower connecting plate (35) and the bottom plate (36) are arranged in parallel, the top plate (31) is connected with the lower connecting plate (35) through the two first connecting rods (33) penetrating through the upper connecting plate (32), the bottom plate (36) is connected with the upper connecting plate (32) through the two second connecting rods (34) penetrating through the lower connecting plate (35), and the first connecting rods (33) and the second connecting rods (34) are arranged in a diagonal parallel manner; a lower pull rod (6) is fixed at one end of the bottom plate (36);
the upper pull rod (1) penetrates through the high-temperature furnace (2) to be connected with the top plate (31), and the upper pull rod (1) is connected with the top beam (10) through a connector (11);
the placing frame (13), the placing frame (13) is arranged on one side of the reaction frame stretching mechanism (3), and the placing frame (13) is positioned between the upper connecting plate (32) and the lower connecting plate (35);
the stretching rod (4) is arranged on one side of the placing frame (13), one end of the stretching rod (4) extends to the outside of the high-temperature furnace (2), a deformation sensor (7) is arranged on one side of the stretching rod (4), and the deformation sensor (7) is installed on the main frame (8);
a test specimen (5), wherein the test specimen (5) is placed on the placing frame (13).
2. The high-temperature compressive creep test tool for the metal materials as claimed in claim 1, wherein the upper tie rod (1) is rotatably connected with the top beam (10).
3. The high-temperature compression creep test tool for the metal materials according to claim 1, wherein the side wall of the placing frame (13) is of a circular arc structure, and the length of the placing frame (13) is smaller than or equal to the minimum stretching distance between the upper connecting plate (32) and the lower connecting plate (35).
4. The high-temperature compression creep test tool for the metal material as claimed in claim 1, wherein a top plate (31) is fixed at one end of the upper pull rod (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020531529.7U CN212459126U (en) | 2020-04-11 | 2020-04-11 | High-temperature compression creep test tool for metal material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020531529.7U CN212459126U (en) | 2020-04-11 | 2020-04-11 | High-temperature compression creep test tool for metal material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212459126U true CN212459126U (en) | 2021-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020531529.7U Expired - Fee Related CN212459126U (en) | 2020-04-11 | 2020-04-11 | High-temperature compression creep test tool for metal material |
Country Status (1)
| Country | Link |
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| CN (1) | CN212459126U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112986004A (en) * | 2021-02-09 | 2021-06-18 | 中国科学院金属研究所 | Tension-compression bidirectional high-temperature creep endurance testing machine |
-
2020
- 2020-04-11 CN CN202020531529.7U patent/CN212459126U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112986004A (en) * | 2021-02-09 | 2021-06-18 | 中国科学院金属研究所 | Tension-compression bidirectional high-temperature creep endurance testing machine |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210202 |