CN104316411B - material compression creep test device - Google Patents
material compression creep test device Download PDFInfo
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- CN104316411B CN104316411B CN201410539540.7A CN201410539540A CN104316411B CN 104316411 B CN104316411 B CN 104316411B CN 201410539540 A CN201410539540 A CN 201410539540A CN 104316411 B CN104316411 B CN 104316411B
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- fixing plate
- sliding panel
- rope
- plate
- movable pulley
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Abstract
Material compression creep test device, relates to a kind of material compression test device。The present invention is to solve that existing material compressive creep device loading force cannot constant be measured accurate with test piece deformation, cause the inaccurate problem of result of the test。Material compression creep test device includes many set compression loaders, connected by column between fixing plate, first sliding panel slides on the second column, second sliding panel slides on the 3rd column, connected by rod iron between first sliding panel and the second sliding panel, it is fixing between plate and the first sliding panel that test specimen to be measured is arranged on the 4th, first movable pulley is connected with connecting rod, first rope one end is fixed on the 3rd fixing plate, the other end walks around the first movable pulley and the second movable pulley connects, second rope one end is fixed on the 3rd fixing plate, the other end is fixed on lever after walking around the second movable pulley, weight bearing basket is connected with lever by the 3rd rope。Loading force of the present invention is constant, is suitable for the chronicity of creep test。
Description
Technical field
The present invention relates to a kind of material property testing device, particularly relate to a kind of material compression creep test device, belong to material property detection technique field。
Background technology
The croop property of material affects serviceability and the durability, particularly material of material itself to a certain extent can be there is excessive creep by action of long-term load, even results in final destruction。Therefore, depend on the croop property of time during research material stand under load, the application of material is had great importance。Existing material creep is generally adopted jack to load by pressure device, Zhou Huazhang. the creep of rotary-cut plate laminated wood and the impact on structural stability thereof. and thesis for the doctorate, Harbin Institute of Technology, 2009.10, wherein to adopting jack loading to carry out simple introduction；Unloading situation easily occur due to jack, it is necessary to personnel guard for a long time, due to the reason such as artificial, cause loading force that invariable and test piece deformation can not be kept to measure accurate not, this will result in the inaccurate of result of the test。
Summary of the invention
The present invention is to solve that existing material creep is generally adopted jack to load by pressure device, loading force cannot keep invariable and test piece deformation measurement is accurate not, cause the inaccurate problem of result of the test, so a kind of simple in construction is provided, take up room little, safe and practical, loading force is constant, be suitable to the chronicity of creep and measure material compression creep test device accurately。
The present invention is to solve that above-mentioned technical problem is adopted the technical scheme that:
The material compression creep test device of the present invention, including many set compression loader A, many set compression loader A arrange ringwise, and the two ends up and down of two adjacent set compression loader A connect each through connecting rod and connecting plate；Often set compression loader A all includes the first fixing plate, the second fixing plate, the 3rd fixing plate, the 4th fixing plate, the first sliding panel, the second sliding panel, multiple first column, multiple second column, multiple 3rd column, lever, the first movable pulley, weight bearing basket, the second movable pulley, the first rope, the second rope, the 3rd rope and connecting rod；
Described first fixing plate, 4th fixing plate, second fixing plate and the 3rd fixing plate are horizontally disposed with from the bottom to top, connected by multiple second columns between first fixing plate and the 4th fixing plate, connected by multiple 3rd columns between 4th fixing plate and the second fixing plate, connected by multiple first columns between second fixing plate and the 3rd fixing plate, first sliding panel and the second sliding panel are horizontally disposed with from the bottom to top, first sliding panel slides on the second column, second sliding panel slides on the 3rd column, connected by rod iron between first sliding panel and the second sliding panel, rod iron fixes plate through the 4th, it is fixing between plate and the first sliding panel that test specimen to be measured is arranged on the 4th, connecting rod is arranged on the second sliding panel, and the upper end of connecting rod is passed by the centre bore of the second fixing plate, second movable pulley and the first movable pulley are setting up and down between the second fixing plate and the 3rd fixing plate, first movable pulley is connected with the upper end hook of connecting rod, first rope one end is fixed on the 3rd fixing plate, the first rope other end walks around the first movable pulley and the second movable pulley connects, second rope one end is fixed on the 3rd fixing plate, the other end of the second rope is fixed on lever one end through the 3rd fixing plate after walking around the second movable pulley, weight bearing basket is connected with the other end of lever by the 3rd rope, lever rotation is arranged in connecting rod。
Preferred: described often set compression loader A also includes pressure transducer and dial gauge, and pressure transducer is arranged on second and fixes between plate and the second sliding panel, is used for measuring axial force, and dial gauge is arranged on test specimen to be measured, for reading the deformation values of test specimen。So arrange, it is simple to observe and read data。Each test specimen to be measured is provided with two dial gauges。It is easy to measure test piece deformation。
Preferred: the described first fixing plate, the second fixing plate, the 3rd fixing plate, the 4th fixing plate, the first sliding panel and the second sliding panel are triangular steel plate。So arrange, add the stability of structure。
Preferred: described first rope, the second rope and the 3rd rope are steel wire rope。
Preferred: it is fixing between plate and the first sliding panel that described test specimen to be measured is arranged on the 4th by piece fixture。
Preferred: described often set compression loader A also includes guide plate, and described guide plate is arranged on the second column, and the center of guide plate has pilot hole, test specimen to be measured traverse pilot hole。So arrange, play guide effect, it is ensured that test specimen to be measured is in vertical state, to ensure the axially loaded of test specimen to be measured。
The present invention compared with prior art has the effect that the axial force of the present invention is expanded offer after Force system expands by weight by lever and movable pulley, so loading force is invariable, it is suitable for the chronicity of creep test, axial force pressure transducer is measured, the deformation values of test specimen is read by the dial gauge that is arranged on test specimen, the deformation values that the change of dial gauge reading is in gauge length test specimen。The compositional system of this device is supporting structure, piece fixture, triangular steel plate, meets loading force reliable and stable, measures accurately, easy to operate feature。
Concrete advantage is as follows:
1. structural principle is simple and clear；
2. easy to operate；
3. loading force is invariable, and result of the test can be made relatively reliable；
4. measure system accurate；
5. take up room little。
Accompanying drawing explanation
Fig. 1 is the front view of the material compression creep test device of the present invention；
Fig. 2 is the top view of the material compression creep test device of the present invention；
Fig. 3 is the structure chart of the first fixing plate；
Fig. 4 is the structure chart of the second fixing plate；
Fig. 5 is the structure chart of the 3rd fixing plate；
Fig. 6 is the structure chart of the 4th fixing plate；
Fig. 7 is the structure chart of the first sliding panel；
Fig. 8 is the structure chart of the second sliding panel；
Fig. 9 is the structure chart of guide plate；
In figure: A-compression-loaded device；1-first fixes plate；2-second fixes plate；The fixing plate of 3-the 3rd；4-the first sliding panel；5-the second sliding panel；6-the first column；7-the second column；8-lever；9-the first movable pulley；10-weight bearing basket；11-connecting plate；12-the second movable pulley；13-the first rope；14-the second rope；15-connecting rod；16-guide plate；17-connecting rod；18-the 3rd rope；The fixing plate of 19-the 4th；20-the 3rd column；21-rod iron。
Detailed description of the invention
Detailed description of the invention: in conjunction with the accompanying drawings, the material compression creep test device of present embodiment, compressing loader A including three sets, three set compression loader A arrange ringwise, and the two ends up and down of two adjacent set compression loader A connect each through connecting rod 17 and connecting plate 11；Often set compression loader A all includes the first fixing fixing plate of plate 1, second the 2, the 3rd fixing plate the 3, the 4th fixing 5, three the first columns of plate the 19, first sliding panel the 4, second sliding panel, 7, three the 3rd columns 20 of 6, three the second columns, lever the 8, first movable pulley 9, weight bearing basket the 10, second movable pulley the 12, first rope the 13, second rope the 14, the 3rd rope 18 and connecting rod 15；
Described first fixing plate 1, 4th fixing plate 19, second fixing plate 2 and the 3rd fixing plate 3 are horizontally disposed with from the bottom to top, it is connected by three the second columns 7 between first fixing plate 1 with the 4th fixing plate 19, it is connected by three the 3rd columns 20 between 4th fixing plate 19 with the second fixing plate 2, it is connected by three the first columns 6 between second fixing plate 2 with the 3rd fixing plate 3, first sliding panel 4 and the second sliding panel 5 are horizontally disposed with from the bottom to top, first sliding panel 4 slides on the second column 7, second sliding panel 5 slides on the 3rd column 20, connected by rod iron 21 between first sliding panel 4 and the second sliding panel 5, rod iron 21 fixes plate 19 through the 4th, it is fixing between plate 19 and the first sliding panel 4 that test specimen to be measured is arranged on the 4th, connecting rod 15 is arranged on the second sliding panel 5, and the upper end of connecting rod 15 is passed by the centre bore 2-1 of the second fixing plate 2, second movable pulley 12 and the first movable pulley 9 are setting up and down between the second fixing plate 2 and the 3rd fixing plate 3, first movable pulley 9 is connected with the upper end hook of connecting rod 15, first rope 13 one end is fixed on the 3rd fixing plate 3, first rope 13 other end is walked around the first movable pulley 9 and is connected with the second movable pulley 12, second rope 14 one end is fixed on the 3rd fixing plate 3, the other end of the second rope 14 is fixed on lever 8 one end through the 3rd fixing plate 3 after walking around the second movable pulley 12, weight bearing basket 10 is connected with the other end of lever 8 by the 3rd rope 18, lever 8 is rotatably installed in connecting rod 17。
Described often set compression loader A also includes pressure transducer and dial gauge, and pressure transducer is arranged on second and fixes between plate 2 and the second sliding panel 5, is used for measuring axial force, and dial gauge is arranged on test specimen to be measured, for reading the deformation values of test specimen。So arrange, it is simple to observe and read data。Each test specimen to be measured is provided with two dial gauges。It is easy to measure test piece deformation。
Described first fixing fixing plate the 19, first sliding panel 4 of plate the 3, the 4th of the fixing fixing plate of plate 1, second the 2, the 3rd and the second sliding panel 5 are triangular steel plate。So arrange, add the stability of structure。
Described first rope the 13, second rope 14 and the 3rd rope 18 are steel wire rope。
It is fixing between plate 19 and the first sliding panel 4 that described test specimen to be measured is arranged on the 4th by piece fixture。
Described test specimen to be measured is the material such as bamboo wood or timber。
Described often set compression loader A also includes guide plate 16, and described guide plate 16 is arranged on the second column 7, and the center of guide plate 16 has pilot hole 16-1, test specimen to be measured traverse pilot hole 16-1。So arrange, play guide effect, it is ensured that test specimen to be measured is in vertical state, to ensure the axially loaded of test specimen to be measured。
The operation principle of present embodiment:
Putting into the weight of constant weight in weight bearing basket, the Force system that expands that weight consists of lever and movable pulley expands as smaller power the numerical value of test requirements document, and movable pulley hook draws test specimen, test specimen pressurized。
Present embodiment is the exemplary illustration to this patent, does not limit its protection domain, and its local can also be changed by those skilled in the art, as long as no the spirit beyond this patent, all in the protection domain of this patent。
Claims (7)
1. material compression creep test device, including many sets compression loader (A), many sets compression loader (A) are arranged ringwise, and the two ends up and down of two adjacent sets compression loader (A) connect each through connecting rod (17) and connecting plate (11)；It is characterized in that: often set compression loader (A) all includes the first fixing plate (1), second fixing plate (2), 3rd fixing plate (3), 4th fixing plate (19), first sliding panel (4), second sliding panel (5), multiple first columns (6), multiple second columns (7), multiple 3rd columns (20), lever (8), first movable pulley (9), weight bearing basket (10), second movable pulley (12), first rope (13), second rope (14), 3rd rope (18), connecting rod (15) and rod iron (21)；
Described first fixing plate (1), 4th fixing plate (19), second fixing plate (2) and the 3rd fixing plate (3) are horizontally disposed with from the bottom to top, it is connected by multiple second columns (7) between first fixing plate (1) with the 4th fixing plate (19), it is connected by multiple 3rd columns (20) between 4th fixing plate (19) with the second fixing plate (2), it is connected by multiple first columns (6) between second fixing plate (2) with the 3rd fixing plate (3), first sliding panel (4) and the second sliding panel (5) are horizontally disposed with from the bottom to top, first sliding panel (4) is in the upper slip of the second column (7), second sliding panel (5) is in the upper slip of the 3rd column (20), connected by rod iron (21) between first sliding panel (4) and the second sliding panel (5), rod iron (21) fixes plate (19) through the 4th, it is fixing between plate (19) and the first sliding panel (4) that test specimen to be measured is arranged on the 4th, connecting rod (15) is arranged on the second sliding panel (5), and the upper end of connecting rod (15) is passed by the centre bore (2-1) of the second fixing plate (2), second movable pulley (12) and the first movable pulley (9) are setting up and down between the second fixing plate (2) and the 3rd fixing plate (3), first movable pulley (9) is connected with the upper end hook of connecting rod (15), first rope (13) one end is fixed on the 3rd fixing plate (3), first rope (13) other end is walked around the first movable pulley (9) and is connected with the second movable pulley (12), second rope (14) one end is fixed on the 3rd fixing plate (3), the other end of the second rope (14) is walked around the second movable pulley (12) and is fixed on lever (8) one end through the 3rd fixing plate (3) afterwards, weight bearing basket (10) is connected with the other end of lever (8) by the 3rd rope (18), lever (8) is rotatably installed in connecting rod (17)。
2. material compression creep test device according to claim 1, it is characterized in that: described often set compression loader (A) also includes pressure transducer and dial gauge, it is fixing between plate (2) and the second sliding panel (5) that pressure transducer installs second, for measuring axial force, dial gauge is arranged on test specimen to be measured, for reading the deformation values of test specimen。
3. material compression creep test device according to claim 1, it is characterised in that: the described first fixing plate (1), the second fixing plate (2), the 3rd fixing plate (3), the 4th fixing plate (19), the first sliding panel (4) and the second sliding panel (5) are triangular steel plate。
4. material compression creep test device according to claim 3, it is characterised in that: described first rope (13), the second rope (14) and the 3rd rope (18) are steel wire rope。
5. material compression creep test device according to claim 4, it is characterised in that: it is fixing between plate (19) and the first sliding panel (4) that described test specimen to be measured is arranged on the 4th by piece fixture。
6. the material compression creep test device according to claim 1,2,3,4 or 5, it is characterized in that: described often set compression loader (A) also includes guide plate (16), described guide plate (16) is arranged on the second column (7), the center of guide plate (16) has pilot hole (16-1), test specimen to be measured traverse pilot hole (16-1)。
7. material compression creep test device according to claim 2, it is characterised in that: test specimen to be measured is provided with two dial gauges。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410539540.7A CN104316411B (en) | 2014-10-14 | 2014-10-14 | material compression creep test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410539540.7A CN104316411B (en) | 2014-10-14 | 2014-10-14 | material compression creep test device |
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| Publication Number | Publication Date |
|---|---|
| CN104316411A CN104316411A (en) | 2015-01-28 |
| CN104316411B true CN104316411B (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410539540.7A Expired - Fee Related CN104316411B (en) | 2014-10-14 | 2014-10-14 | material compression creep test device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115889B (en) * | 2015-09-18 | 2017-06-27 | 吉林大学 | Multispecimen bonded joint creep test loading device |
Citations (6)
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| CN2784910Y (en) * | 2005-04-27 | 2006-05-31 | 深圳市新三思材料检测有限公司 | High temperature creep endurance testing machine with protector |
| CN200986505Y (en) * | 2006-12-12 | 2007-12-05 | 深圳市新三思材料检测有限公司 | Multi-shaft split control multifunctional test machine |
| CN201449358U (en) * | 2009-07-08 | 2010-05-05 | 高铁检测仪器（东莞）有限公司 | Creep testing machine |
| CN201867343U (en) * | 2010-12-01 | 2011-06-15 | 郑州中原应用技术研究开发有限公司 | Device for testing creep resistance of sealant |
| CN103175746A (en) * | 2011-12-26 | 2013-06-26 | 珠海市三思泰捷电气设备有限公司 | Multi-head electronic type high-temperature creep permanent strength testing machine |
| FR3001543A1 (en) * | 2013-01-31 | 2014-08-01 | Commissariat Energie Atomique | Traction or compression device for traction or compression of test piece for nuclear reactor, has bivalent mechanism including stress transmitting rods transmitting force exerted on upper and/or lower support to housing having test piece |
-
2014
- 2014-10-14 CN CN201410539540.7A patent/CN104316411B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2784910Y (en) * | 2005-04-27 | 2006-05-31 | 深圳市新三思材料检测有限公司 | High temperature creep endurance testing machine with protector |
| CN200986505Y (en) * | 2006-12-12 | 2007-12-05 | 深圳市新三思材料检测有限公司 | Multi-shaft split control multifunctional test machine |
| CN201449358U (en) * | 2009-07-08 | 2010-05-05 | 高铁检测仪器（东莞）有限公司 | Creep testing machine |
| CN201867343U (en) * | 2010-12-01 | 2011-06-15 | 郑州中原应用技术研究开发有限公司 | Device for testing creep resistance of sealant |
| CN103175746A (en) * | 2011-12-26 | 2013-06-26 | 珠海市三思泰捷电气设备有限公司 | Multi-head electronic type high-temperature creep permanent strength testing machine |
| FR3001543A1 (en) * | 2013-01-31 | 2014-08-01 | Commissariat Energie Atomique | Traction or compression device for traction or compression of test piece for nuclear reactor, has bivalent mechanism including stress transmitting rods transmitting force exerted on upper and/or lower support to housing having test piece |
Non-Patent Citations (3)
| Title |
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| 低周反复荷载下两跨三层钢—砼组合框架受力性能的试验研究;石启印 等;《陕西工学院学报》;19960930;第12卷(第3期);50-57页 * |
| 旋切板胶合木(LVL)蠕变性能试验研究及数值模拟;王胜伟;《中国优秀硕士学位论文全文数据库 工程科技Ⅱ辑》;20090215(第2期);28-34页 * |
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| CN104316411A (en) | 2015-01-28 |
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