CN202793900U - Multipurpose fracture test device - Google Patents
Multipurpose fracture test device Download PDFInfo
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- CN202793900U CN202793900U CN201220447963.2U CN201220447963U CN202793900U CN 202793900 U CN202793900 U CN 202793900U CN 201220447963 U CN201220447963 U CN 201220447963U CN 202793900 U CN202793900 U CN 202793900U
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- fixed orifice
- circular arc
- slotted vane
- mobile circular
- fixture
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- 238000012360 testing method Methods 0.000 title claims abstract description 62
- 238000011160 research Methods 0.000 abstract description 6
- 239000002131 composite material Substances 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 3
- 230000007704 transition Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000011056 performance test Methods 0.000 abstract description 2
- 238000004154 testing of material Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 239000004035 construction material Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model relates to a multipurpose fracture test device which belongs to the field of engineering material fracture test tools. The multipurpose fracture test device comprises large circle loop sheets, a movable arc slot sheet, and a fixing piece, wherein the large circle loop sheets are connected with the movable arc slot sheet, and the fixing piece is mounted on the movable arc slot sheet. In a fracture performance test of an engineering material, the multipurpose fracture test device can test any crack angles between 0 degrees and 90 degrees of I/III and I/II composite cracks and precisely research extremely important I-II type leading transition angles, is easy to manufacture, simple to operate, and high in practicability, can be sold in bundle at random as an accessory of a material testing machine and can also be sold independently.
Description
Technical field
The utility model relates to a kind of fracture test device, and a kind of composite rupture test device with adjustable angle for I/III, I/II Mixed Mode Crack tearing test belongs to construction material tearing test apparatus field specifically.
Background technology
Tearing test is a kind of test that often will do in the engineering material test.
Though at present in the world to the more existing researchs of Mixed Mode Crack fracture test device, but also have following problem: the test unit of (1), the fracture of research I/III Mixed Mode Crack seldom, testing machine only draws the cylinder sample of turning round fatigue tester and must adopting circumferential notch; (2), I/II Mixed Mode Crack most widely used Arcan device that ruptures can only realize the test of 0 °, 15 °, 30 °, 45 °, 60 °, 75 °, 90 ° these 7 fixed angles, can not be applied in the MIXED MODE CRACK PROPAGATION tearing test at any angle and very important I type to the accurate research of the leading transition angle of II type problem.The device research of domestic composite rupture test aspect to construction material seldom more has no the device of any adjustable Mixed Mode Fracture test of angle aspect.
Summary of the invention
The purpose of this utility model provides a kind of multi-usage fracture test device, can satisfy the requirement of the compound arbitrarily angled crack fracture test of I/III and I/II, realize the composite rupture test device of the composite rupture performance test of construction material, the defective that angle can not be adjusted arbitrarily in the shortage of change I/III Mixed Mode Crack fracture test device and the prior art.
The utility model is realized by following technical scheme: a kind of multi-usage fracture test device comprises great circle ring plate A, mobile circular arc slotted vane B, fixture C; Great circle ring plate A is connected with mobile circular arc slotted vane B, and fixture C is installed on the mobile circular arc slotted vane B.
Offer adjustment hole I A1, adjustment hole II A2, adjustment hole III A3 on the described great circle ring plate A, also offer fixed orifice I A4, fixed orifice II A5 on the great circle ring plate A.Offer fixed orifice III B1, fixed orifice IV B2, fixed orifice V B3, fixed orifice VI B4, fixed orifice VII B5 on the described mobile circular arc slotted vane B, also offer arc groove I B6, arc groove II B7 on the mobile circular arc slotted vane B, great circle ring plate A is connected with mobile circular arc slotted vane B by the bolt that arc groove I B6, arc groove II B7 are provided with.Described fixture C comprises fixture I C1, fixture II C2; Fixture I C1 is installed on the mobile circular arc slotted vane B by fixed orifice III B1, the fixed orifice IV B2 that offers on the mobile circular arc slotted vane B, fixture II C2 is installed on the mobile circular arc slotted vane B by fixed orifice V B3, the fixed orifice VII B5 that offers on the mobile circular arc slotted vane B, and test specimen D is installed on the mobile circular arc slotted vane B by fixed orifice III B1, fixed orifice IV B2, fixed orifice V B3, fixed orifice VI B4, fixed orifice VII B5.
Arranging centripetal angle between the adjustment hole I A1 of described great circle ring plate A, adjustment hole II A2, the adjustment hole III A3 is 30 °, and the corresponding centripetal angle of arc groove I B6, arc groove II B7 of mobile circular arc slotted vane B is 30 °.
Multi-usage fracture test device Arbitrary Cracks angle adjusting implementation is as follows:
One, selects the fixed angle of great circle ring plate A
There are adjustment hole I A1, adjustment hole II A2, the adjustment hole III A3 of three different angles to link to each other with testing machine on the great circle ring plate A, adjustment hole I A1, adjustment hole II A2, adjustment hole III A3 can realize that the force direction that is subjected to of test specimen regulates between 0 °, 30 °, 60 ° three integer angles, three Crack Angles that circular hole satisfies
Variation range is as follows:
30 °≤
Select adjustment hole II A2 for≤60 °
Mobile circular arc slotted vane B can realize 0 ° to 30 ° angular setting by rotating, behind the circular hole on the requirement selection great circle ring plate A of test flaw angle, by the required angle of fine setting realization of mobile circular arc slotted vane B, formula is as follows:
Three, the Arbitrary Cracks angle is regulated
Cooperate by the angular adjustment in 0 ° to 30 ° scope of angular adjustment and moving-member of great circle ring plate A rise knothole I A1, adjustment hole II A2, adjustment hole III A3, can realize any adjusting of flaw angle between I/III and I/II Mixed Mode Crack is from 0 ° to 90 °, namely
The utlity model has following beneficial effect:
1, in the test of the fracture property of construction material, can finish I/III, I/II Mixed Mode Crack from 0 ° to 90 ° between the test of Arbitrary Cracks angle and very important I type to the accurate research of the leading transition angle of II type problem;
2, be easy to manufacturing, simple to operate, practical;
3, can be used as the at random bundle sale of annex of Material Testing Machine, also can sell separately use.
Description of drawings
Fig. 1 is the structural representation of great circle ring plate A of the present utility model;
Fig. 2 is the structural representation of mobile circular arc slotted vane B of the present utility model;
Fig. 3 is pure I type crack fracture test synoptic diagram of the present utility model;
Fig. 4 is pure II type crack fracture test synoptic diagram of the present utility model;
Fig. 5 is pure III type crack fracture test synoptic diagram of the present utility model;
Fig. 6 is I of the present utility model/30 ° of tearing test synoptic diagram of III Mixed Mode Crack;
Fig. 7 is I of the present utility model/60 ° of tearing test synoptic diagram of II Mixed Mode Crack.
Each label is among the figure: A: great circle ring plate, B: mobile circular arc slotted vane, C: fixture, D: test specimen, A1: adjustment hole I, A2: adjustment hole II, A3: adjustment hole III, A4: fixed orifice I, A5: fixed orifice II, B1: fixed orifice III, B2: fixed orifice IV, B3: fixed orifice V, B4: fixed orifice VI, B5: fixed orifice VII, B6: arc groove I, B7: arc groove II, C1: fixture I, C2: fixture II.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail, but content of the present utility model is not limited to described scope.
Embodiment 1: shown in Fig. 1-7, a kind of multi-usage fracture test device comprises great circle ring plate A, mobile circular arc slotted vane B, fixture C; Great circle ring plate A is connected with mobile circular arc slotted vane B, and fixture C is installed on the mobile circular arc slotted vane B.
Offer adjustment hole I A1, adjustment hole II A2, adjustment hole III A3 on the great circle ring plate A, also offer fixed orifice I A4, fixed orifice II A5 on the great circle ring plate A.Offer fixed orifice III B1, fixed orifice IV B2, fixed orifice V B3, fixed orifice VI B4, fixed orifice VII B5 on the mobile circular arc slotted vane B, also offer arc groove I B6, arc groove II B7 on the mobile circular arc slotted vane B, great circle ring plate A is connected with mobile circular arc slotted vane B by the bolt that arc groove I B6, arc groove II B7 are provided with.Fixture C comprises fixture I C1, fixture II C2; Fixture I C1 is installed on the mobile circular arc slotted vane B by fixed orifice III B1, the fixed orifice IV B2 that offers on the mobile circular arc slotted vane B, fixture II C2 is installed on the mobile circular arc slotted vane B by fixed orifice V B3, the fixed orifice VII B5 that offers on the mobile circular arc slotted vane B, and test specimen D is installed on the mobile circular arc slotted vane B by fixed orifice III B1, fixed orifice IV B2, fixed orifice V B3, fixed orifice VI B4, fixed orifice VII B5.
Arranging centripetal angle between the adjustment hole I A1 of great circle ring plate A, adjustment hole II A2, the adjustment hole III A3 is 30 °, and the corresponding centripetal angle of arc groove I B6, arc groove II B7 of mobile circular arc slotted vane B is 30 °.
Embodiment 2: as shown in Figure 3, a kind of multi-usage fracture test device comprises great circle ring plate A, mobile circular arc slotted vane B, fixture C; Great circle ring plate A is connected with mobile circular arc slotted vane B, and fixture C is installed on the mobile circular arc slotted vane B.
Offer adjustment hole I A1, adjustment hole II A2, adjustment hole III A3 on the great circle ring plate A, also offer fixed orifice I A4, fixed orifice II A5 on the great circle ring plate A.Offer fixed orifice III B1, fixed orifice IV B2, fixed orifice V B3, fixed orifice VI B4, fixed orifice VII B5 on the mobile circular arc slotted vane B, also offer arc groove I B6, arc groove II B7 on the mobile circular arc slotted vane B, great circle ring plate A is connected with mobile circular arc slotted vane B by the bolt that arc groove I B6, arc groove II B7 are provided with.Fixture C comprises fixture I C1, fixture II C2; Fixture I C1 is installed on the mobile circular arc slotted vane B by fixed orifice III B1, the fixed orifice IV B2 that offers on the mobile circular arc slotted vane B, fixture II C2 is installed on the mobile circular arc slotted vane B by fixed orifice V B3, the fixed orifice VII B5 that offers on the mobile circular arc slotted vane B, and test specimen D is installed on the mobile circular arc slotted vane B by fixed orifice III B1, fixed orifice IV B2, fixed orifice V B3, fixed orifice VI B4, fixed orifice VII B5.
Arranging centripetal angle between the adjustment hole I A1 of great circle ring plate A, adjustment hole II A2, the adjustment hole III A3 is 30 °, and the corresponding centripetal angle of arc groove I B6, arc groove II B7 of mobile circular arc slotted vane B is 30 °.
A1(0 ° of adjustment hole I) be connected with testing machine, mobile circular arc slotted vane B is adjusted into 0 °.
Embodiment 3: as shown in Figure 4, a kind of multi-usage fracture test device comprises great circle ring plate A, mobile circular arc slotted vane B, fixture C; Great circle ring plate A is connected with mobile circular arc slotted vane B, and fixture C is installed on the mobile circular arc slotted vane B.
Offer adjustment hole I A1, adjustment hole II A2, adjustment hole III A3 on the great circle ring plate A, also offer fixed orifice I A4, fixed orifice II A5 on the great circle ring plate A.Offer fixed orifice III B1, fixed orifice IV B2, fixed orifice V B3, fixed orifice VI B4, fixed orifice VII B5 on the mobile circular arc slotted vane B, also offer arc groove I B6, arc groove II B7 on the mobile circular arc slotted vane B, great circle ring plate A is connected with mobile circular arc slotted vane B by the bolt that arc groove I B6, arc groove II B7 are provided with.Fixture C comprises fixture I C1, fixture II C2; Fixture I C1 is installed on the mobile circular arc slotted vane B by fixed orifice III B1, the fixed orifice IV B2 that offers on the mobile circular arc slotted vane B, fixture II C2 is installed on the mobile circular arc slotted vane B by fixed orifice V B3, the fixed orifice VII B5 that offers on the mobile circular arc slotted vane B, and test specimen D is installed on the mobile circular arc slotted vane B by fixed orifice III B1, fixed orifice IV B2, fixed orifice V B3, fixed orifice VI B4, fixed orifice VII B5.
Arranging centripetal angle between the adjustment hole I A1 of great circle ring plate A, adjustment hole II A2, the adjustment hole III A3 is 30 °, and the corresponding centripetal angle of arc groove I B6, arc groove II B7 of mobile circular arc slotted vane B is 30 °.
A1(0 ° of adjustment hole I) be connected with testing machine, mobile circular arc slotted vane B is adjusted into 0 °.
Embodiment 4: as shown in Figure 5, a kind of multi-usage fracture test device comprises great circle ring plate A, mobile circular arc slotted vane B, fixture C; Great circle ring plate A is connected with mobile circular arc slotted vane B, and fixture C is installed on the mobile circular arc slotted vane B.
Offer adjustment hole I A1, adjustment hole II A2, adjustment hole III A3 on the great circle ring plate A, also offer fixed orifice I A4, fixed orifice II A5 on the great circle ring plate A.Offer fixed orifice III B1, fixed orifice IV B2, fixed orifice V B3, fixed orifice VI B4, fixed orifice VII B5 on the mobile circular arc slotted vane B, also offer arc groove I B6, arc groove II B7 on the mobile circular arc slotted vane B, great circle ring plate A is connected with mobile circular arc slotted vane B by the bolt that arc groove I B6, arc groove II B7 are provided with.Fixture C comprises fixture I C1, fixture II C2; Fixture I C1 is installed on the mobile circular arc slotted vane B by fixed orifice III B1, the fixed orifice IV B2 that offers on the mobile circular arc slotted vane B, fixture II C2 is installed on the mobile circular arc slotted vane B by fixed orifice V B3, the fixed orifice VII B5 that offers on the mobile circular arc slotted vane B, and test specimen D is installed on the mobile circular arc slotted vane B by fixed orifice III B1, fixed orifice IV B2, fixed orifice V B3, fixed orifice VI B4, fixed orifice VII B5.
Arranging centripetal angle between the adjustment hole I A1 of great circle ring plate A, adjustment hole II A2, the adjustment hole III A3 is 30 °, and the corresponding centripetal angle of arc groove I B6, arc groove II B7 of mobile circular arc slotted vane B is 30 °.
A3(60 ° of adjustment hole III) be connected with testing machine, mobile circular arc slotted vane B is adjusted into 30 °.
Embodiment 5: as shown in Figure 6, a kind of multi-usage fracture test device comprises great circle ring plate A, mobile circular arc slotted vane B, fixture C; Great circle ring plate A is connected with mobile circular arc slotted vane B, and fixture C is installed on the mobile circular arc slotted vane B.
Offer adjustment hole I A1, adjustment hole II A2, adjustment hole III A3 on the great circle ring plate A, also offer fixed orifice I A4, fixed orifice II A5 on the great circle ring plate A.Offer fixed orifice III B1, fixed orifice IV B2, fixed orifice V B3, fixed orifice VI B4, fixed orifice VII B5 on the mobile circular arc slotted vane B, also offer arc groove I B6, arc groove II B7 on the mobile circular arc slotted vane B, great circle ring plate A is connected with mobile circular arc slotted vane B by the bolt that arc groove I B6, arc groove II B7 are provided with.Fixture C comprises fixture I C1, fixture II C2; Fixture I C1 is installed on the mobile circular arc slotted vane B by fixed orifice III B1, the fixed orifice IV B2 that offers on the mobile circular arc slotted vane B, fixture II C2 is installed on the mobile circular arc slotted vane B by fixed orifice V B3, the fixed orifice VII B5 that offers on the mobile circular arc slotted vane B, and test specimen D is installed on the mobile circular arc slotted vane B by fixed orifice III B1, fixed orifice IV B2, fixed orifice V B3, fixed orifice VI B4, fixed orifice VII B5.
Arranging centripetal angle between the adjustment hole I A1 of great circle ring plate A, adjustment hole II A2, the adjustment hole III A3 is 30 °, and the corresponding centripetal angle of arc groove I B6, arc groove II B7 of mobile circular arc slotted vane B is 30 °.
A2(30 ° of adjustment hole II) be connected with testing machine, mobile circular arc slotted vane B is adjusted into 0 °.
Embodiment 6: as shown in Figure 7, a kind of multi-usage fracture test device comprises great circle ring plate A, mobile circular arc slotted vane B, fixture C; Great circle ring plate A is connected with mobile circular arc slotted vane B, and fixture C is installed on the mobile circular arc slotted vane B.
Offer adjustment hole I A1, adjustment hole II A2, adjustment hole III A3 on the great circle ring plate A, also offer fixed orifice I A4, fixed orifice II A5 on the great circle ring plate A.Offer fixed orifice III B1, fixed orifice IV B2, fixed orifice V B3, fixed orifice VI B4, fixed orifice VII B5 on the mobile circular arc slotted vane B, also offer arc groove I B6, arc groove II B7 on the mobile circular arc slotted vane B, great circle ring plate A is connected with mobile circular arc slotted vane B by the bolt that arc groove I B6, arc groove II B7 are provided with.Fixture C comprises fixture I C1, fixture II C2; Fixture I C1 is installed on the mobile circular arc slotted vane B by fixed orifice III B1, the fixed orifice IV B2 that offers on the mobile circular arc slotted vane B, fixture II C2 is installed on the mobile circular arc slotted vane B by fixed orifice V B3, the fixed orifice VII B5 that offers on the mobile circular arc slotted vane B, and test specimen D is installed on the mobile circular arc slotted vane B by fixed orifice III B1, fixed orifice IV B2, fixed orifice V B3, fixed orifice VI B4, fixed orifice VII B5.
Arranging centripetal angle between the adjustment hole I A1 of great circle ring plate A, adjustment hole II A2, the adjustment hole III A3 is 30 °, and the corresponding centripetal angle of arc groove I B6, arc groove II B7 of mobile circular arc slotted vane B is 30 °.
A3(60 ° of adjustment hole III) be connected with testing machine, mobile circular arc slotted vane B is adjusted into 0 °.
Claims (5)
1. a multi-usage fracture test device is characterized in that: comprise great circle ring plate (A), mobile circular arc slotted vane (B), fixture (C); Great circle ring plate (A) is connected with mobile circular arc slotted vane (B), and fixture (C) is installed on the mobile circular arc slotted vane (B).
2. multi-usage fracture test device according to claim 1, it is characterized in that: offer adjustment hole I (A1), adjustment hole II (A2), adjustment hole III (A3) on the described great circle ring plate (A), also offer fixed orifice I (A4), fixed orifice II (A5) on the great circle ring plate (A).
3. multi-usage fracture test device according to claim 1, it is characterized in that: offer fixed orifice III (B1), fixed orifice IV (B2), fixed orifice V (B3), fixed orifice VI (B4), fixed orifice VII (B5) on the described mobile circular arc slotted vane (B), also offer arc groove I (B6), arc groove II (B7) on the mobile circular arc slotted vane (B), great circle ring plate (A) is connected with mobile circular arc slotted vane (B) by the bolt that arc groove I (B6), arc groove II (B7) are provided with.
4. multi-usage fracture test device according to claim 1, it is characterized in that: described fixture (C) comprises fixture I (C1), fixture II (C2); Fixture I (C1) is installed on the mobile circular arc slotted vane (B) by fixed orifice III (B1), the fixed orifice IV (B2) that offers on the mobile circular arc slotted vane (B), and fixture II (C2) is installed on the mobile circular arc slotted vane (B) by fixed orifice V (B3), the fixed orifice VII (B5) that offers on the mobile circular arc slotted vane (B).
5. multi-usage fracture test device according to claim 2, it is characterized in that: arranging centripetal angle between the adjustment hole I (A1) of described great circle ring plate (A), adjustment hole II (A2), the adjustment hole III (A3) is 30 °, and the arc groove I (B6) of mobile circular arc slotted vane (B), the corresponding centripetal angle of arc groove II (B7) are 30 °.
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CN201220447963.2U CN202793900U (en) | 2012-09-05 | 2012-09-05 | Multipurpose fracture test device |
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CN201220447963.2U CN202793900U (en) | 2012-09-05 | 2012-09-05 | Multipurpose fracture test device |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104764657A (en) * | 2015-04-13 | 2015-07-08 | 四川大学 | Center-cracked Brazilian discs I and II and combined fracture auxiliary experimental apparatus |
CN105628499A (en) * | 2015-12-22 | 2016-06-01 | 中国科学院地质与地球物理研究所 | Method for confirming breakage parameter of rock |
CN107014682A (en) * | 2017-04-05 | 2017-08-04 | 中国矿业大学(北京) | A kind of loading device and method suitable for three-dimensional composite crack growth test |
CN107389454A (en) * | 2017-09-04 | 2017-11-24 | 桂林电子科技大学 | A kind of composite rupture test device suitable for various shapes size test specimen |
-
2012
- 2012-09-05 CN CN201220447963.2U patent/CN202793900U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104764657A (en) * | 2015-04-13 | 2015-07-08 | 四川大学 | Center-cracked Brazilian discs I and II and combined fracture auxiliary experimental apparatus |
CN105628499A (en) * | 2015-12-22 | 2016-06-01 | 中国科学院地质与地球物理研究所 | Method for confirming breakage parameter of rock |
CN107014682A (en) * | 2017-04-05 | 2017-08-04 | 中国矿业大学(北京) | A kind of loading device and method suitable for three-dimensional composite crack growth test |
CN107389454A (en) * | 2017-09-04 | 2017-11-24 | 桂林电子科技大学 | A kind of composite rupture test device suitable for various shapes size test specimen |
CN107389454B (en) * | 2017-09-04 | 2023-06-16 | 桂林电子科技大学 | Composite fracture test device suitable for test pieces with various shapes and sizes |
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