CN212904296U - High temperature tensile test sample preparation anchor clamps - Google Patents
High temperature tensile test sample preparation anchor clamps Download PDFInfo
- Publication number
- CN212904296U CN212904296U CN202021432284.9U CN202021432284U CN212904296U CN 212904296 U CN212904296 U CN 212904296U CN 202021432284 U CN202021432284 U CN 202021432284U CN 212904296 U CN212904296 U CN 212904296U
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- China
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- tensile test
- temperature tensile
- test sample
- high temperature
- workbench
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- Expired - Fee Related
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Abstract
The utility model relates to a high temperature tensile test sample preparation anchor clamps, the longitudinal section of workstation is the character cut in bas-relief, it includes the workstation body and is located the convex shoulder at both ends on the workstation body, the space between two convex shoulders is used for bearing the weight of high temperature tensile test sample, two convex shoulders are used for spacing high temperature tensile test sample length direction, the workstation is installed on the fixing base, the fixing base can be spacing high temperature tensile test sample width direction; and a pressing block is detachably arranged on each shoulder and is used for pressing the end part of the high-temperature tensile test sample. The clamp is firm and reliable in clamping a high-temperature tensile test sample needing drilling, accurate in drilling, simple in structure and convenient to disassemble and assemble, and can ensure the coaxiality of the high-temperature tensile test sample and a testing machine and ensure the accuracy of a test result.
Description
Technical Field
The utility model relates to a mechanical fixture technical field, specifically say, relate to a high temperature tensile test sample preparation anchor clamps.
Background
The high-temperature tensile property of the material is one of important mechanical property indexes of the material, and is an important assessment index for high-temperature component material selection, mechanical design and manufacturing processing of manufacturing enterprises in the fields of energy, aerospace, petrifaction, ships and the like. At present, the processing and the size of a high-temperature tensile test sample of a plate-shaped metal material adopt the standard given in GB/T4338-2006, and due to the design limitation of a clamp of a testing machine, the high-temperature tensile test sample and the clamp mostly adopt a fixed connection mode of pins and the like, holes with the same diameter are arranged at a clamping part of the sample, and the tensile sample and the clamp are connected into a whole by the pins. The high-temperature tensile test sample is processed by wire cutting, and the clamping end is perforated by a drilling machine. The following disadvantages are present in drilling operations: (1) the high-temperature tensile test sample is thin, is not easy to clamp and is easy to drill through the workbench; (2) the accurate counterpoint can not be carried out to the exposed core of centre gripping, causes the aperture to deviate, seriously influences the axiality of high temperature tensile test sample and tensile test machine, can't ensure the accuracy of test result.
Therefore, the fixture for preparing the high-temperature tensile test sample, which is simple in structure, firm and reliable in sample clamping, accurate in drilling and convenient and fast to disassemble and assemble, can ensure the coaxiality of the high-temperature tensile test sample and the testing machine and ensure the accuracy of the test result has very important value and significance.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the above-mentioned not enough that exists among the prior art, and provide a structural design is reasonable, the simple operation, drilling accurate positioning to can guarantee the anchor clamps of high temperature tensile test sample and testing machine axiality.
The utility model provides a technical scheme that above-mentioned problem adopted is: the utility model provides a high temperature tensile test sample preparation anchor clamps which characterized in that: comprises a workbench, a fixed seat and a pressing block; the longitudinal section of the workbench is in a concave shape and comprises a workbench body and convex shoulders positioned at two ends of the upper surface of the workbench body, a space between the two convex shoulders is used for bearing a high-temperature tensile test sample, the two convex shoulders are used for limiting the length direction of the high-temperature tensile test sample, the workbench is arranged on a fixed seat, and the fixed seat can limit the width direction of the high-temperature tensile test sample; and a pressing block is detachably arranged on each shoulder and is used for pressing the end part of the high-temperature tensile test sample.
Preferably, the fixing seats are in a concave shape and are arranged in two numbers, the workbench is installed on the two fixing seats in a welding mode, and the two fixing seats are located between the two convex shoulders.
Preferably, two vertical first through holes are symmetrically arranged on the section of the workbench body between the two convex shoulders; vertical second through holes are formed in the two convex shoulders; the first through hole and the second through hole are M10 screw holes.
Preferably, a counter bore with the size of M10 is formed in the pressing block, and an L-shaped groove is formed in the lower bottom surface of the pressing block; the pressing block is detachably arranged on the convex shoulder through a bolt and a nut; the lower end of the bolt penetrates through the counter bore and the second through hole in sequence and then is connected with the nut.
When the utility model is applied specifically, firstly, a high-temperature tensile test sample needing to be perforated is placed on the workbench body, then the pressing block is rotated, one side of the L-shaped groove on the lower bottom surface of the pressing block is pressed on the high-temperature tensile test sample, and the clearance between the pressing block and the convex shoulder is adjusted through the nut until the sample is pressed; and then determining the hole opening position, installing the clamp on flat tongs of a drilling machine, adjusting the position of the clamp to enable the hole opening position to be positioned under a drill bit, fixing the clamp for drilling, and after the hole drilling is finished, sliding the two pressing blocks 3 to the left side and the right side respectively to take out the sample.
Compared with the prior art, the utility model, have following advantage and effect: the high-temperature tensile test sample that needs to drill hole centre gripping firm reliable, drilling accurate, simple structure, dismouting are convenient to can guarantee high-temperature tensile test sample and testing machine axiality, ensure the test result accuracy.
Drawings
In order to illustrate the embodiments of the present invention or the solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic perspective view of an embodiment of the present invention.
Fig. 2 is a schematic perspective view of an embodiment of the present invention.
Fig. 3 is a schematic front view structure diagram of the embodiment of the present invention.
Fig. 4 is a schematic top view of an embodiment of the present invention.
Fig. 5 is a schematic diagram of a right-view structure of an embodiment of the present invention.
Description of reference numerals:
a work table 1; a fixed seat 2; a compression block 3; a bolt 4; a nut 5; a high temperature tensile test specimen 6;
a table body 101; a shoulder 102; a second through hole 103; a first through hole 104;
a counterbore 301; an L-shaped groove 302.
Detailed Description
The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.
Examples
See fig. 1-5.
The embodiment discloses a high-temperature tensile test sample preparation clamp which comprises a workbench 1, a fixed seat 2 and a pressing block 3. The longitudinal section of the workbench 1 is in a concave shape, and comprises a workbench body 101 and shoulders 102 positioned at two ends of the upper surface of the workbench body 101, wherein a space between the two shoulders 102 is used for bearing the high-temperature tensile test sample 6, the two shoulders 102 are used for limiting the length direction of the high-temperature tensile test sample 6, and the shoulders 102 and the workbench body 101 are integrally formed.
In the embodiment, the workbench 1 is arranged on the fixed seat 2, and the fixed seat 2 can limit the width direction of the high-temperature tensile test sample 6; specifically, the two fixing seats 2 are arranged in a concave shape, the workbench 1 is installed on the two fixing seats 2 in a welding manner, and the two fixing seats 2 are located between the two shoulders 102.
In this embodiment, a holding-down block 3 is detachably mounted on each shoulder 102, and the holding-down block 3 is used for holding down the end of the high-temperature tensile test specimen 6. Specifically, two vertical through holes 104 are symmetrically arranged on the section of the workbench body 101 between the two shoulders 102; vertical second through holes 103 are formed in the two shoulders 102; the first through hole 104 and the second through hole 103 are M10 screw holes. A counter bore 301 with the size of M10 is formed in the pressing block 3, and the upper half portion of the counter bore 301 is in a semi-circular rectangular shape. The lower bottom surface of the pressing block 3 is provided with an L-shaped groove 302, and when a sample is pressed, the L-shaped groove 302 is attached to the shoulder 102 and abuts against the sample, so that the sample is clamped firmly and reliably, and the sample is convenient to disassemble and assemble; the pressing block 3 is detachably arranged on the shoulder 102 through a bolt 4 and a nut 5; the lower end of the bolt 4 penetrates through the counter bore 301 and the second through hole 103 in sequence and then is connected with the nut 5.
When the device is specifically applied, firstly, a high-temperature tensile test sample 6 needing to be perforated is flatly placed on the workbench body 101, then the pressing block 3 is rotated, one side of the L-shaped groove 302 on the lower bottom surface of the pressing block 3 is pressed on the high-temperature tensile test sample 6, and the gap between the pressing block 3 and the shoulder 102 is adjusted through the nut 5 until the sample is pressed; and then determining the hole opening position, installing the clamp on flat tongs of a drilling machine, adjusting the position of the clamp to enable the hole opening position to be positioned under a drill bit, fixing the clamp for drilling, and after the hole drilling is finished, sliding the two pressing blocks 3 to the left side and the right side respectively to take out the sample.
In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an example of the structure of the present invention. All the equivalent changes or simple changes made according to the structure, characteristics and principle of the patent idea of the utility model are included in the protection scope of the patent of the utility model. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (4)
1. The utility model provides a high temperature tensile test sample preparation anchor clamps which characterized in that: comprises a workbench (1), a fixed seat (2) and a pressing block (3); the longitudinal section of the workbench (1) is in a concave shape and comprises a workbench body (101) and convex shoulders (102) positioned at two ends of the upper surface of the workbench body (101), a space between the two convex shoulders (102) is used for bearing a high-temperature tensile test sample (6), the two convex shoulders (102) are used for limiting the length direction of the high-temperature tensile test sample (6), the workbench (1) is installed on a fixed seat (2), and the fixed seat (2) can limit the width direction of the high-temperature tensile test sample (6); a holding-down block (3) is detachably mounted on each shoulder (102), and the holding-down blocks (3) are used for holding down the end of the high-temperature tensile test specimen (6).
2. The high temperature tensile test specimen preparation fixture of claim 1, wherein: the two fixing seats (2) are arranged in a concave shape, the workbench (1) is arranged on the two fixing seats (2) in a welding mode, and the two fixing seats (2) are located between the two convex shoulders (102).
3. The high temperature tensile test specimen preparation fixture of claim 1, wherein: two vertical through holes (104) are symmetrically arranged on the section of the workbench body (101) between the two shoulders (102); vertical second through holes (103) are formed in the two shoulders (102); the first through hole (104) and the second through hole (103) are M10 screw holes.
4. The high temperature tensile test specimen preparation fixture of claim 3, wherein: a counter bore (301) with the size of M10 is formed in the pressing block (3), and an L-shaped groove (302) is formed in the lower bottom surface of the pressing block (3); the pressing block (3) is detachably arranged on the shoulder (102) through a bolt (4) and a nut (5); the lower end of the bolt (4) penetrates through the counter bore (301) and the second through hole (103) in sequence and then is connected with the nut (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021432284.9U CN212904296U (en) | 2020-07-20 | 2020-07-20 | High temperature tensile test sample preparation anchor clamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021432284.9U CN212904296U (en) | 2020-07-20 | 2020-07-20 | High temperature tensile test sample preparation anchor clamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212904296U true CN212904296U (en) | 2021-04-06 |
Family
ID=75289215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021432284.9U Expired - Fee Related CN212904296U (en) | 2020-07-20 | 2020-07-20 | High temperature tensile test sample preparation anchor clamps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212904296U (en) |
-
2020
- 2020-07-20 CN CN202021432284.9U patent/CN212904296U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20210406 Termination date: 20210720 |