CN207336204U - A kind of rupture failure experimental rig - Google Patents
A kind of rupture failure experimental rig Download PDFInfo
- Publication number
- CN207336204U CN207336204U CN201721120850.0U CN201721120850U CN207336204U CN 207336204 U CN207336204 U CN 207336204U CN 201721120850 U CN201721120850 U CN 201721120850U CN 207336204 U CN207336204 U CN 207336204U
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- Prior art keywords
- clamp
- sleeve
- support plate
- support member
- rupture failure
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 238000002474 experimental method Methods 0.000 description 16
- 238000010998 test method Methods 0.000 description 10
- 238000012360 testing method Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 230000001066 destructive effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013001 point bending Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a kind of rupture failure experimental rig, belongs to rupture failure experimental rig field.The clamp-support member and a guiderail base of detector for displacement measuring are installed including a loading thrust device, two, two clamp-support members are installed on guiderail base and can be slided along its guide rail, and loading thrust device connects a clamp-support member and provides the thrust or pulling force parallel to the clamp-support member glide direction；Loading thrust device connects host computer with detector for displacement measuring；It is characterized in that：The opposite one end of clamp-support member is respectively provided with horizontal and coaxial corresponding sleeve, and the one end of two sleeves away from clamp-support member is both provided with two support plates, and support plate is located at the top and bottom of sleeve end face, and support plate is extended perpendicularly out with respect to the end face of branch sleeve；It can match to form card slot between horizontal opposite support plate.A kind of analysis rupture failure environment of the utility model is to the device of different shape sample effect, and simple in structure, data are credible, convenient operation.
Description
Technical field
It the utility model is related to rupture failure experimental rig field.Rupture failure experimental rig is the utility model is related to, especially
It is related to a kind of rupture failure experimental rig of multiple and different shape samples.
Background technology
Fracture is most basic most important experiment in material mechanical performance experiment, is due to new crack initiation or existing splits
A kind of destructive process caused by the extension of seam, is one of material and structural damage failure mode.The application of fracture mechanics is
Through showing, fracture mechanics can provide investigation and solve the strong instrument of many application problems of sample.
The test method for being presently used for research II type rupture failure characters is mainly asymmetric four-point bending test, although
This method is used for the II type rupture failure characters for studying the soil body, but in this test method, it is difficult to ensure that sample is disconnected
Destruction is split under II type loading environments to occur, in fact, this point is difficult to accomplish, or perhaps it is hardly possible complete
Accomplish entirely.The experimental rig that 102128742 U of patent No. CN have disclosed soil body II-type fracture damage a kind of, although can be accurate
Ensure to confirm that experiment device is pure II types rupture failure, but experimental sample size is immutable, and experimental sample number is only
There is one, influence of the II types rupture failure to sample can not be contrasted, type III fracture experiment can not be completed.
Utility model content
The goal of the invention of the utility model is, in view of the above-mentioned problems, providing a kind of rupture failure experimental rig, it can be protected
Confirm that experiment device is pure II types rupture failure, while the device of type III fracture experiment can be completed.
To reach above-mentioned purpose, technical solution is used by the utility model：
A kind of rupture failure experimental rig, including a loading thrust device, two fixtures for being provided with detector for displacement measuring support
Part and a guiderail base, two clamp-support members are installed on guiderail base and can be slided along its guide rail, the loading
Thrust device connects a clamp-support member and provides the thrust or pulling force parallel to the clamp-support member glide direction；It is described
Loading thrust device connects host computer with detector for displacement measuring；It is characterized in that：The opposite one end of the clamp-support member is respectively provided with
Horizontal and coaxial corresponding sleeve, two one end of the sleeve away from clamp-support member are both provided with two support plates, support plate
Positioned at the top of sleeve end face and bottom, support plate is extended perpendicularly out with respect to the end face of branch sleeve；Between horizontal opposite support plate
It can match to form card slot.
Preferably, inner sleeve group is also coaxially equipped with the sleeve, inner sleeve group weighs successively from small to large including some
Inner sleeve that is folded and being coaxially set-located, opposite can be slided between inner sleeve, and inner sleeve is capable of the support of relative sleeve
Plate one end skids off and fixes.
Preferably, the clamp-support member is equipped with the mounting hole of corresponding sleeve, the one of relative support plate on the sleeve
End fixation is set in mounting hole, and inner sleeve can be slided and housed in mounting hole.
Preferably, the free one end of the support plate is provided with semicircle opening, relatively described opening in the support plate
Both sides are equipped with protrusion, and the opening between the horizontal opposite support plate can match to form circular card slot.
Preferably, the clamp-support member is equipped with the handwheel for being used for manual actuation loading thrust device.
Preferably, the sleeve and inner sleeve are cylindrical shape.
One kind disclosed herein based on said structure is suitable for type III rupture failure test method, and it is broken to carry out type III fracture
Bad test procedure includes, and preparation is used for column member to be tested, distance between alignment jig supporting item, and column member is erected
Directly it is placed between support plate, and column member is fixed by the semicircle opening in support plate；Host computer record adds
Thrust device and detector for displacement measuring primary data, and start-up loading thrust device are carried, direction applies water where towards column member
Flat-pushing power, until rupture failure, host computer record loading thrust device and detector for displacement measuring final data occur for sample, and is analyzed
Provide rupture failure result.
One kind disclosed herein based on said structure is suitable for II type rupture failure test methods, carries out II type rupture failures
Test procedure includes, and preparation is used for a column member and two rectangular parts to be tested, is determined whether according to column member specification
Select inner sleeve, column member specification and inner sleeve specification to it is corresponding when the inner sleeve relative sleeve skidded off and fixed, adjusting is pressed from both sides
Has distance between supporting item, and between column member level is coaxially disposed within the inner sleeve skidded off, rectangular part is horizontal respectively
It is placed between horizontal opposite support plate and is fixed by the semicircle opening in support plate；Host computer record loading thrust dress
Put with detector for displacement measuring primary data, and start-up loading thrust device, direction applies horizontal thrust where towards column member, directly
Rupture failure, host computer record loading thrust device and detector for displacement measuring final data occurs to sample, and analyzes and provides fracture
Destroy result.
Due to the adoption of the above technical scheme, the utility model has the advantages that：
1. the utility model the utility model realizes the rupture failure experiment loading of multiple and different shape samples, it is ensured that
The loading environment of each sample is consistent during whole experiment, and it is broken to provide a kind of analysis fracture for the research of material fracture experiment
The device of influence of the bad environment to different shape sample, meanwhile, test specimen size can by different size sleeve clamping,
Simple in structure, data are credible, convenient operation.The utility model can also determine sample fracture class by varying sample placement location
Type, it is flexible and changeable, it is widely used.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is the front view of the utility model clamp-support member.
Fig. 3 is the top view of the utility model clamp-support member.
Fig. 4 is the type III destructive test structure diagram of the utility model clamping sample.
Fig. 5 is the utility model loading cylindrical specimens II type destructive test schematic diagrames.
In attached drawing, 1- guiderail bases, 2- handwheels, 3- clamp-support members, 4- sleeves, 5- support plates, 6- rectangular parts, 7- circles
Pole piece, 8- inner sleeves.
Embodiment
The utility model can be applied in material mechanics experiment room, and research rupture failure environment is to different shape sample effect
When, this fixture can more firmly fix sample, so that accurate test data is obtained, with reference to the accompanying drawings and examples to this reality
It is described further with new.
As shown in Figs. 1-3, a kind of rupture failure experimental rig is provided with detector for displacement measuring including a loading thrust device, two
3 and one guiderail base 1 of clamp-support member, two clamp-support members 3 are installed on guiderail base 1 and can be along its guide rails
Slide.Thrust device is loaded to connect a clamp-support member 3 and the thrust parallel to 3 glide direction of clamp-support member or drawing are provided
Power；Clamp-support member 3 is equipped with the handwheel 2 for being used for manual actuation loading thrust device.Load thrust device and detector for displacement measuring
Connect host computer.The opposite one end of clamp-support member 3 is respectively provided with horizontal and coaxial corresponding sleeve 4, and two sleeves 4 are away from fixture branch
One end of support member 3 is both provided with two support plates 5, and support plate 5 is located at the top and bottom of 4 end face of sleeve, and support plate 5 is opposite to be connected
The end face of female connector cylinder 4 extends perpendicularly out.It can match to form card slot between horizontal opposite support plate 5.
8 groups of inner sleeve is also coaxially equipped with sleeve 4,8 groups of inner sleeve includes some overlapping and coaxial successively from small to large
The inner sleeve 8 being set-located, opposite can be slided between inner sleeve 8, and inner sleeve 8 is capable of the support plate 5 one of relative sleeve 4
End skids off and fixes.Sleeve 4 and inner sleeve 8 are cylindrical shape.Clamp-support member 3 is equipped with the mounting hole of corresponding sleeve 4, sleeve
One end of relative support plate 5 is fixed and is set in mounting hole on 4, and inner sleeve 8 can be slided and housed in mounting hole.Support plate
5 free one end are provided with semicircle opening, and the both sides of opposed open are equipped with protrusion, horizontal opposite support plate 5 in support plate 5
Between opening can match to form circular card slot.Inner sleeve 8 can allow device to tackle the testpieces of different size, extend
Its application range.
One kind disclosed herein based on said structure is suitable for type III rupture failure test method, and it is broken to carry out type III fracture
Bad test procedure includes, and preparation is used for column member 7 to be tested, distance between alignment jig supporting item 3, and by column member
7 are placed between support plate 5 vertically, and column member 7 is fixed by the semicircle opening in support plate 5；Host computer
Record loading thrust device and detector for displacement measuring primary data, and start-up loading thrust device, towards 7 place direction of column member
Apply horizontal thrust, until rupture failure, host computer record loading thrust device and detector for displacement measuring final data occur for sample,
And analyze and provide rupture failure result.
One kind disclosed herein based on said structure is suitable for II type rupture failure test methods, carries out II type rupture failures
Test procedure includes, preparation be used for a column member 7 and two rectangular parts 6 to be tested, determined according to 7 specification of column member be
No selection inner sleeve 8,7 specification of column member and 8 specification of inner sleeve to it is corresponding when 8 relative sleeve 4 of inner sleeve skidded off and consolidated
It is fixed, distance between alignment jig supporting item 3, and between 7 level of column member is coaxially disposed within the inner sleeve 8 skidded off, it is rectangular
Body part 6 lies in a horizontal plane between horizontal opposite support plate 5 and is fixed by the semicircle opening in support plate 5 respectively；It is upper
Machine record loading thrust device and detector for displacement measuring primary data, and start-up loading thrust device, towards 7 place side of column member
To horizontal thrust is applied, until rupture failure occurs for sample, host computer record loading thrust device and detector for displacement measuring finally count
According to, and analyze and provide rupture failure result.Here rectangular part 6 can be with verifying attachment force situation, it is ensured that the fracture of sample is broken
It is bad to occur under II type loading environments.
Embodiment 1：Referring to Fig. 4 introduce the utility model loading cylinder test specimen realize type III rupture failure experiment mistake
Journey：
As shown in the figure, this device or so symmetrical shape is identical, and therefore, left and right sleeve 4 upper surface two support plate 5, support
5 external part of plate has semicircle orifice, when left-and-right supporting plate 5 is connected to each other, can block column member 7, start-up loading thrust device, folder
Have 3 place direction of supporting item and apply horizontal thrust, until rupture failure occurs for sample；Meanwhile each sample is recorded from starting to apply
The data that thrust device and detector for displacement measuring collect are loaded after being destroyed during power to sample, analyze pure type III rupture failure to circle
The influence of cylinder sample.
Embodiment 2：The utility model 2 rectangular parts 6 of loading are introduced referring to Fig. 5 and a column member 7 is completed jointly
The process of II types rupture failure experiment：
As shown in the figure, this device or so symmetrical shape is identical, 2 rectangular parts 61 and a cylinder can be clamped when being connected to each other
Body part 7 completes the experiment of II types rupture failure jointly.When start-up loading thrust device, 3 place direction of clamp-support member applies horizontal
Thrust, until II type rupture failures occur for each sample；Meanwhile record each sample and add after being destroyed when starting force to sample
The data that thrust device and detector for displacement measuring collect are carried, analyze influence of the pure II types rupture failure to different shape sample.
The main innovation point of the application is：The rupture failure experiment that the utility model realizes multiple and different shape samples adds
Carry, it is ensured that the loading environment of each sample is consistent during whole experiment, and one kind is provided for the research of material fracture experiment
Device of the rupture failure environment to different shape sample effect is analyzed, meanwhile, test specimen size can pass through different size
Sleeve 4 clamps, simple in structure, and data are credible, convenient operation.The utility model can also determine by varying sample placement location
Sample fracture type, it is flexible and changeable, it is widely used.
Described above is the detailed description for the preferable possible embodiments of the utility model, but embodiment is not limited to
The patent claim of the utility model, the equal change or modification completed under the technical spirit suggested by all the utility model
Change, should all belong to the utility model and cover the scope of the claims.
Claims (6)
1. a kind of rupture failure experimental rig, including a loading thrust device, two clamp-support members for being provided with detector for displacement measuring
With a guiderail base, two clamp-support members are installed on guiderail base and can be slided along its guide rail, and the loading pushes away
Power apparatus connects a clamp-support member and provides the thrust or pulling force parallel to the clamp-support member glide direction；It is described to add
Carry thrust device and connect host computer with detector for displacement measuring；It is characterized in that：The opposite one end of the clamp-support member is respectively provided with water
Flat and coaxial corresponding sleeve, two one end of the sleeve away from clamp-support member are both provided with two support plates, support plate position
In the top of sleeve end face and bottom, support plate is extended perpendicularly out with respect to the end face of branch sleeve；Energy between horizontal opposite support plate
Enough matchings form card slot.
A kind of 2. rupture failure experimental rig according to claim 1, it is characterised in that：Also coaxially it is nested with the sleeve
Have an inner sleeve group, inner sleeve group includes inner sleeve that is some overlapping successively from small to large and being coaxially set-located, inner sleeve it
Between opposite can slide, and inner sleeve is capable of support plate one end of relative sleeve and skids off and fix.
A kind of 3. rupture failure experimental rig according to claim 2, it is characterised in that：The clamp-support member is equipped with
The mounting hole of corresponding sleeve, one end of relative support plate, which is fixed, on the sleeve is set in mounting hole, and inner sleeve can slide
And house into mounting hole.
A kind of 4. rupture failure experimental rig according to claim 1, it is characterised in that：Described free one end of support plate is set
It is equipped with semicircle opening, the both sides of relatively described opening are equipped with protrusion, the horizontal opposite support plate in the support plate
Between opening can match to form circular card slot.
A kind of 5. rupture failure experimental rig according to claim 1, it is characterised in that：The clamp-support member is equipped with
Handwheel for manual actuation loading thrust device.
A kind of 6. rupture failure experimental rig according to claim 1, it is characterised in that：The sleeve and inner sleeve are
It is cylindric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721120850.0U CN207336204U (en) | 2017-09-04 | 2017-09-04 | A kind of rupture failure experimental rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721120850.0U CN207336204U (en) | 2017-09-04 | 2017-09-04 | A kind of rupture failure experimental rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207336204U true CN207336204U (en) | 2018-05-08 |
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ID=62371219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721120850.0U Expired - Fee Related CN207336204U (en) | 2017-09-04 | 2017-09-04 | A kind of rupture failure experimental rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207336204U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107345874A (en) * | 2017-09-04 | 2017-11-14 | 桂林电子科技大学 | A kind of rupture failure experimental rig and method |
-
2017
- 2017-09-04 CN CN201721120850.0U patent/CN207336204U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107345874A (en) * | 2017-09-04 | 2017-11-14 | 桂林电子科技大学 | A kind of rupture failure experimental rig and method |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180508 |
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| CF01 | Termination of patent right due to non-payment of annual fee |