CN219694786U - Eight-head high-temperature compression creep testing machine - Google Patents
Eight-head high-temperature compression creep testing machine Download PDFInfo
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- CN219694786U CN219694786U CN202321131403.0U CN202321131403U CN219694786U CN 219694786 U CN219694786 U CN 219694786U CN 202321131403 U CN202321131403 U CN 202321131403U CN 219694786 U CN219694786 U CN 219694786U
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- 238000007906 compression Methods 0.000 title claims abstract description 49
- 238000012360 testing method Methods 0.000 title claims abstract description 29
- 238000005259 measurement Methods 0.000 claims abstract description 19
- 238000006073 displacement reaction Methods 0.000 claims abstract description 18
- 238000009413 insulation Methods 0.000 claims description 15
- 238000003825 pressing Methods 0.000 claims description 10
- 238000009826 distribution Methods 0.000 claims description 3
- 238000012669 compression test Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
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Abstract
The utility model discloses an eight-head high-temperature compression creep testing machine which comprises a main machine frame and eight-head hydraulic actuators, wherein a force sensor is arranged at the upper end of the main machine frame, a high-temperature compression creep clamp assembly used for clamping is arranged at the tail end of the force sensor, a high-temperature environment box is arranged at the bottom end of the high-temperature compression creep clamp assembly, a displacement sensor is arranged at the tail end of the high-temperature environment box, and the eight-head hydraulic actuators are arranged at the bottom end of the displacement sensor. The eight-head high-temperature compression creep testing machine adopts the hydraulic actuators through the eight-head hydraulic actuators, and when the pressure is constant, the output force of each piston is the same, so that the output force mode equivalent to a large piston can reduce the control cost, a plurality of servo valves are saved, the high-temperature environment box adopts a two-half structure, the lower part is connected with a sliding rail, a switch can be transversely moved, a sample is conveniently installed, a rod piece is led out at the center of a pressure plate, and the rod piece is connected with a deformation measurement leading-out plate, so that the whole body is free from displacement.
Description
Technical Field
The utility model relates to the technical field of creep testing machines, in particular to an eight-head high-temperature compression creep testing machine.
Background
Creep testing machine for stretching, compression durability, creep and relaxation of metals and non-metalsTestThe creep endurance testing machine is divided into a mechanical type and an electronic type according to the structure and principle, wherein the mechanical type is a traditional product; the electronic type is a new product developed. Because the electronic creep endurance testing machine has unique advantages compared with mechanical ones, market demands are rapidly increased, especially in the field of creep performance tests.
The application number is as follows: the utility model provides a multi-head miniature sample creep test device and a test method, wherein the device comprises a loading system, a clamping system, a heating and temperature control system, a measuring system and an external bracket. The loading system is used for vertically loading the top end of the weight and is positioned at the upper part of the external bracket; the clamping system is fixed on the external bracket and positioned at the lower part of the loading system and is arranged in the heating system; the heating system is connected with the bottom of the external bracket and externally connected with a temperature control system; the measuring system is connected with the loading system and the external bracket and is arranged at the upper part of the bracket; the external brackets connect the individual sections into a multi-headed creep apparatus system. The utility model solves the problem that the existing creep test device cannot perform multi-head micro-sample creep test under low load, provides a device and a test method capable of simultaneously performing creep test on a plurality of micro-samples with the same or different sizes under a certain working condition, and can also realize different types of creep test including cantilever samples, three-point bends, four-point bends, small punching rods and the like by replacing a clamp.
Similar to the above application, the following disadvantages currently exist:
the existing device is complex in assembly process, complex in control system, low in integrated level of the whole device and low in experimental efficiency.
Accordingly, in view of the above, research and improvement on the existing structure and defects have been conducted, and an eight-head high-temperature compression creep testing machine is proposed to achieve the purpose of higher practical value.
Disclosure of Invention
The utility model aims to provide an eight-head high-temperature compression creep testing machine so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an eight high temperature compression creep testing machine, includes host computer frame and eight hydraulic actuator, force transducer is installed to the upper end of host computer frame, and the end of force transducer is provided with the high temperature compression creep clamp assembly that is used for the centre gripping, the bottom of high temperature compression creep clamp assembly is provided with high temperature environment case, displacement sensor is installed to the end of high temperature environment case, eight hydraulic actuator install in displacement sensor's bottom.
Further, the high-temperature compression creep clamp assembly comprises an upper connecting rod, an insulation board and a high-temperature upper pressing rod, wherein the insulation board is installed at the right end of the upper connecting rod, and the high-temperature upper pressing rod is installed at the right end of the insulation board.
Further, the upper connecting rod and the heat insulation plate are of an integrated structure, and the distribution directions of the high-temperature upper pressure rod and the upper connecting rod are consistent.
Further, the high-temperature compression creep clamp assembly further comprises a pressure plate, a compression sample, a lower pressure rod and a deformation measurement lead-out plate, and the right end of the high-temperature upper pressure rod is provided with the pressure plate.
Further, the right-hand member of pressure disk is provided with the compression sample, and the depression bar is installed to the right-hand member of compression sample.
Further, deformation measurement leading-out plates are arranged at the right end of the pressing rod, and three groups of pressing rods are arranged.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the eight-head hydraulic actuator is adopted, the tail ends of the 8 piston rods are communicated, when the pressure is constant, the output force of each piston is the same, the output force mode equivalent to one large piston can reduce the control cost, a plurality of servo valves are saved, the high-temperature environment box adopts a two-half structure, the lower part is connected with the sliding rail, the switch can be transversely moved, and the sample is convenient to install.
2. The utility model mainly comprises an upper connecting rod, a heat insulation plate, a high-temperature upper pressure rod, a pressure plate, a compression sample, a lower pressure rod, a deformation measurement leading-out plate and the like, wherein the upper connecting rod is inserted into an upper cross beam of a host frame, a force sensor is arranged at the upper end of the cross beam and is locked by a nut, the high-temperature upper pressure rod is connected and fastened with the pressure plate, the lower pressure rod is connected with a piston rod of a hydraulic cylinder fixed on a table top of the host, the piston rod is lifted to compress the compression sample, thereby realizing the purpose of compression test, a rod piece is led out at the center of the pressure plate and is connected with the deformation measurement leading-out plate, so that the whole body is not displaced, and an adjusting screw of the deformation measurement leading-out plate is matched with a displacement sensor fixed on a piston rod of the cylinder, and the displacement measurement of the piston rod in use is realized.
Drawings
FIG. 1 is a schematic diagram of a front view structure of an eight-head high temperature compression creep testing machine according to the present utility model;
FIG. 2 is a schematic diagram of the internal structure of an eight-head high-temperature compression creep testing machine storage vehicle.
In the figure: 1. a force sensor; 2. a host frame; 3. a high temperature compression creep clamp assembly; 301. an upper connecting rod; 302. a thermal insulation board; 303. a high-temperature upper compression bar; 304. a pressure plate; 305. compressing the sample; 306. pressing down a rod; 307. deformation measurement lead-out plate; 4. a high temperature environmental chamber; 5. a displacement sensor; 6. an eight-head hydraulic actuator.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
As shown in fig. 1-2, an eight-head high-temperature compression creep testing machine comprises a main machine frame 2 and an eight-head hydraulic actuator 6, wherein a force sensor 1 is installed at the upper end of the main machine frame 2, a high-temperature compression creep clamp assembly 3 for clamping is arranged at the tail end of the force sensor 1, a high-temperature environment box 4 is arranged at the bottom end of the high-temperature compression creep clamp assembly 3, a displacement sensor 5 is installed at the tail end of the high-temperature environment box 4, the eight-head hydraulic actuator 6 is installed at the bottom end of the displacement sensor 5, the high-temperature compression creep clamp assembly 3 comprises an upper connecting rod 301, a heat insulation plate 302 and a high-temperature upper pressure rod 303, the right end of the upper connecting rod 301 is provided with the heat insulation plate 302, the right end of the heat insulation plate 302 is provided with the high-temperature upper pressure rod 303, the upper connecting rod 301 and the heat insulation plate 302 are of an integrated structure, and the distribution direction of the high-temperature upper pressure rod 303 is consistent with that of the upper connecting rod 301, the high-temperature compression creep clamp assembly 3 further comprises a pressure plate 304, a compression sample 305, a lower pressure rod 306 and a deformation measurement lead-out plate 307, wherein the pressure plate 304 is arranged at the right end of the high-temperature upper pressure rod 303, the compression sample 305 is arranged at the right end of the pressure plate 304, the lower pressure rod 306 is arranged at the right end of the compression sample 305, the deformation measurement lead-out plate 307 is arranged at the right end of the lower pressure rod 306, three groups of the lower pressure rods 306 are arranged, the eight hydraulic actuators 6 are adopted, the tail ends of 8 piston rods are communicated, and when the pressure is constant, the output force of each piston is the same, the output force mode equivalent to one large piston can reduce the control cost, a plurality of servo valves are saved, the high-temperature environment box 4 adopts a two-half structure, the lower part of the high-temperature environment box is connected with a sliding rail, a transverse switch is arranged, and the sample is convenient to install; the high-temperature compression creep clamp assembly 3 mainly comprises an upper connecting rod 301, a heat insulation plate 302, a high-temperature upper pressure rod 303, a pressure plate 304, a compression sample 305, a lower pressure rod 306, a deformation measurement leading-out plate 307 and the like, wherein the upper connecting rod 301 is inserted into an upper cross beam of a host frame 2, a force sensor 1 is arranged at the upper end of the cross beam and is locked through a nut, the high-temperature upper pressure rod 303 and the pressure plate 304 are connected and fastened, the lower pressure rod 306 is connected with a piston rod of a hydraulic cylinder fixed on a host table, the piston rod rises to compress the compression sample 305, so that the purpose of compression test is achieved, a rod piece is led out at the center of the pressure plate 304 and is connected with the deformation measurement leading-out plate 307, the whole is free from displacement, and 8 adjusting screws of the deformation measurement leading-out plate 307 are matched with a displacement sensor 5 fixed on the piston rod of the cylinder, so that the displacement measurement of the piston rod in use is realized.
Working principle: when the eight-head high-temperature compression creep testing machine is used, firstly, according to fig. 1-2, the upper connecting rod 301 is inserted into the upper cross beam of the main machine frame 2, so that the upper connecting rod 301 can be connected with the force sensor 1 at the upper end of the main machine frame 2 and locked by nuts, the high-temperature environment box 4 is opened, the lower part of the high-temperature environment box is connected with the sliding rail, a transverse switch can be moved, a test sample is conveniently installed, the compression test sample 305 is installed at the end part of the pressure plate 304, after the high-temperature environment box 4 is installed, the high-temperature upper pressure rod 303 is tightly connected with the pressure plate 304, the lower pressure rod 306 is connected with the piston rod of the hydraulic cylinder fixed on the main machine table, the piston rod is lifted to compress the compression test sample 305, a rod is led out at the center of the pressure plate 304 and connected with the deformation measurement lead-out plate 307, so that the whole body does not generate displacement, and 8 adjusting screws of the deformation measurement lead-out plate 307 are matched with the displacement sensor 5 fixed on the piston rod of the cylinder, so that the displacement measurement of the piston rod in use is realized.
The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (6)
1. The utility model provides an eight high temperature compression creep testing machine, includes host computer frame (2) and eight hydraulic actuator (6), its characterized in that, force sensor (1) is installed to the upper end of host computer frame (2), and the end of force sensor (1) is provided with high temperature compression creep clamp assembly (3) that are used for the centre gripping, the bottom of high temperature compression creep clamp assembly (3) is provided with high temperature environment case (4), displacement sensor (5) are installed to the end of high temperature environment case (4), eight hydraulic actuator (6) are installed in the bottom of displacement sensor (5).
2. The eight-head high-temperature compression creep testing machine according to claim 1, wherein the high-temperature compression creep clamp assembly (3) comprises an upper connecting rod (301), an insulation board (302) and a high-temperature upper pressing rod (303), the right end of the upper connecting rod (301) is provided with the insulation board (302), and the right end of the insulation board (302) is provided with the high-temperature upper pressing rod (303).
3. The eight-head high-temperature compression creep testing machine according to claim 2, wherein the upper connecting rod (301) and the heat insulation plate (302) are of an integrated structure, and the distribution direction of the high-temperature upper pressure rod (303) is consistent with that of the upper connecting rod (301).
4. The eight-head high-temperature compression creep testing machine according to claim 3, wherein the high-temperature compression creep clamp assembly (3) further comprises a pressure plate (304), a compression sample (305), a lower pressure rod (306) and a deformation measurement lead-out plate (307), and the right end of the high-temperature upper pressure rod (303) is provided with the pressure plate (304).
5. The eight-head high-temperature compression creep testing machine according to claim 4, wherein the right end of the pressure plate (304) is provided with a compression sample (305), and the right end of the compression sample (305) is provided with a pressing rod (306).
6. The eight-head high-temperature compression creep testing machine according to claim 5, wherein the right end of the pressing rod (306) is provided with a deformation measurement lead-out plate (307), and the pressing rod (306) is provided with three groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321131403.0U CN219694786U (en) | 2023-05-11 | 2023-05-11 | Eight-head high-temperature compression creep testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321131403.0U CN219694786U (en) | 2023-05-11 | 2023-05-11 | Eight-head high-temperature compression creep testing machine |
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| Publication Number | Publication Date |
|---|---|
| CN219694786U true CN219694786U (en) | 2023-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321131403.0U Active CN219694786U (en) | 2023-05-11 | 2023-05-11 | Eight-head high-temperature compression creep testing machine |
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| Country | Link |
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| CN (1) | CN219694786U (en) |
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2023
- 2023-05-11 CN CN202321131403.0U patent/CN219694786U/en active Active
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