CN206683951U - Creep test sample fixing device - Google Patents
Creep test sample fixing device Download PDFInfo
- Publication number
- CN206683951U CN206683951U CN201720562568.1U CN201720562568U CN206683951U CN 206683951 U CN206683951 U CN 206683951U CN 201720562568 U CN201720562568 U CN 201720562568U CN 206683951 U CN206683951 U CN 206683951U
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- Prior art keywords
- fixture block
- prism
- shaped
- fixing device
- screw
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Abstract
The utility model is a kind of creep test sample fixing device.Fixing device includes upper and lower two groups of fixtures and the round bar being connected with every group of fixture, and sample is clamped so as to fixed by upper lower clamp, and the fixing device can be connected with other experimental rigs by round bar.Every group of fixture is made up of three parts, controls the connection between each part to be fixed and then Control Assay by screw.Side is provided with some projections on the jaw corresponding surface of every group of fixture, and opposite side is provided with and raised corresponding groove.Projection and groove at fixture jaw are interlocked, and increase the contact area with sample, ensure that will not occur the changing of the relative positions between fixture and sample, improve measuring accuracy, reduce test error.The jaw surfaces of every group of fixture are smooth simultaneously, reduce the possibility that sample destroys at fixture jaw.
Description
Technical field
It the utility model is related to a kind of fixing device of creep test, the test of the creep test that is particularly suitable for use in performance.
Background technology
Creep refers to that solid material under conditions of keeping stress constant, is strained with time lengthening and increased phenomenon.It
Different from plastic deformation, plastic deformation generally just occurs after stress exceedes elastic limit, as long as and the effect of creep stress
Time is considerably long, and it can also occur when stress is less than the power of elastic limit application, with the development of modern technologies, creep effect
Also become increasingly to be paid attention to.At present, during the experiment of creep test sample be also easy to produce slip change the position of sample
Become, have a negative impact to experiment.
Utility model content
A kind of deficiency that the purpose of this utility model is to solve the above problems, there is provided the creep test sample of stabilization
Fixing device, reduce experimental error, improve test accuracy, reduce operation difficulty, save experimentation cost.
The technical solution of the utility model is as follows：
Creep test sample fixing device, include two groups of fixtures of upper and lower setting；
Upper group of described fixture includes prism fixture block, upper rectangle fixture block I, the upper rectangle fixture block that a cross section is inverted L-shaped
II, described upper rectangle fixture block I, upper rectangle fixture block II are arranged on the inner side of the prism fixture block of inverted L-shaped, and three passes through multiple screws
Connection, which part screw control the distance between the prism fixture block of inverted L-shaped, upper rectangle fixture block I；The upper rectangle of part screw control
The distance between fixture block I, upper rectangle fixture block II；
Described the following group fixture includes prism fixture block, lower rectangle fixture block I, the lower rectangle fixture block II that a cross section is L-shaped,
Described lower rectangle fixture block I, lower rectangle fixture block II is arranged on the inner side of the prism fixture block of L-shaped, and three passes through multiple mode connects for screw；
Which part screw controls the distance between the prism fixture block of L-shaped, lower rectangle fixture block I；The lower rectangle fixture block I of part screw control,
The distance between lower rectangle fixture block II；
Round bar is provided with the top of the prism fixture block of described inverted L-shaped；Round bar is provided with the bottom of the prism fixture block of L-shaped.
Further；Groove I is provided with the medial surface of the side wall of the prism fixture block of described inverted L-shaped, in described upper square
Side relative with prism fixture block clevis block I is provided with raised I, and described groove I coordinates with described raised I；
Further, the side wall genesis analysis of prism fixture blocks of the described groove I along inverted L-shaped, and run through its whole side
Wall；Side wall genesis analysis of the described raised I along upper rectangle fixture block I, and run through its whole side wall.
Further, described groove I, raised I respectively include two, and two groove I are distributed up and down to be pressed from both sides with the prism of inverted L-shaped
The diameter parallel of block；Two raised I are distributed the diameter parallel with upper rectangle fixture block I up and down.
Further, groove II is provided with the medial surface of the side wall of the prism fixture block of described L-shaped, in described lower rectangle
Side relative with prism fixture block fixture block I is provided with raised II, and described groove II coordinates with described raised II；
Further, the side wall genesis analysis of prism fixture blocks of the described groove II along L-shaped, and run through its whole side
Wall；Side wall genesis analysis of the described raised II along lower rectangle fixture block I, and run through its whole side wall.
Further, described groove II, raised II respectively include two, and two groove II are distributed the prism with L-shaped up and down
The diameter parallel of fixture block；Two raised II are distributed the diameter parallel with lower rectangle fixture block I up and down.
Groove, projection are set in fixture, the contact area with sample can be increased, prevent sample from being skidded in jaw,
Ensure that the changing of the relative positions will not occur between sample and fixture, so as to reduce experimental error.
Further, the jaw surfaces of every group of fixture are smooth, prevent sample to be destroyed at jaw.
Further, the screw of upper group of described fixture includes the screw of 5 word orders, wherein on two sides
Screw controls the distance between the prism fixture block of inverted L-shaped, upper rectangle fixture block I；The upper rectangle folder of three screws control positioned at centre
The distance between block I, upper rectangle fixture block II.
Further, the screw of upper group of described fixture includes the screw of 5 word orders, wherein on two sides
Screw controls the distance between the prism fixture block of inverted L-shaped, upper rectangle fixture block I；The upper rectangle folder of three screws control positioned at centre
The distance between block I, upper rectangle fixture block II.
Further, the screw of described the following group fixture includes the screw of 5 word orders, wherein on two sides
Screw controls the distance between the prism fixture block of L-shaped, lower rectangle fixture block I；The lower rectangle fixture block of three screws control positioned at centre
I, the distance between lower rectangle fixture block II.
The effect of round bar is that other devices are connected with creep test.Wherein round bar phase of the loading device typically with lower clamp
Connection.
The usefulness of the utility model is：
1st, the utility model is applied to the longer creep test of test period.
2nd, the utility model stability is preferable, and test accuracy is higher, can efficiently reduce and draw because test period is longer
The experimental error risen.
3rd, utility model works principle is simple, easy to operate, is easy to make, cheap, versatile.
4th, the utility model simple structure, easily other devices are connected with creep test, without particular/special requirement, practicality
It is high.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its illustrate be used for explain the application, do not form the improper restriction to the application.
Fig. 1 is creep test sample fixing device overall structure diagram described in the utility model；
Fig. 2 is the integrally-built side view of creep test sample fixing device described in the utility model；
Fig. 3 is creep test sample fixing device lower clamp top view described in the utility model；
Wherein, 1. top round bars, 2. upper clamp both sides screws, 3. upper clamps centre screw, the prism folder of 4. inverted L-shapeds
Block, rectangle fixture block I on 5., rectangle fixture block II on 6., screw among 7. lower clamps, 8. bottom round bars, 9. times rectangle fixture block II,
10. prism fixture block, the 12. lower clamp both sides screws of lower rectangle fixture block I, 11.L shape.
Embodiment
It is noted that described further below is all exemplary, it is intended to provides further instruction to the application.It is unless another
Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
As shown in figure 1, a kind of creep test sample fixing device, including upper and lower two groups of fixtures and the circle that is connected with fixture
Bar, two fixture collective effects clamp sample；The jaw of upper clamp and lower clamp is designed as side and carries some projections, separately
Side corresponds to therewith provided with some grooves.The jaw surfaces of fixture are smooth, prevent sample from being destroyed at jaw.Every group of fixture is by three
Part forms, and is connected by screw.
Upper group of fixture includes prism fixture block 6, upper rectangle fixture block I5, the upper rectangle fixture block II4 that a cross section is inverted L-shaped,
Described upper rectangle fixture block I5, upper rectangle fixture block II4 is arranged on the inner side of the prism fixture block of inverted L-shaped, and three passes through multiple screws
Connection, which part screw control the distance between the prism fixture block 6 of inverted L-shaped, upper rectangle fixture block I5；The upper square of part screw control
The distance between clevis block I5, upper rectangle fixture block II4；It is provided with the medial surface of the side wall of the prism fixture block 6 of described inverted L-shaped recessed
Groove I, is provided with raised I in the described upper rectangle fixture block I5 sides relative with prism fixture block, described groove I with it is described convex
I is played to coordinate；The side wall genesis analysis of prism fixture blocks 6 of the groove I along inverted L-shaped, and run through its whole side wall；Described raised I
Along upper rectangle fixture block I5 side wall genesis analysis, and run through its whole side wall.
Groove I, raised I respectively include two, and two groove I are distributed the diameter parallel with the prism fixture block of inverted L-shaped up and down；Two
Individual raised I is distributed the diameter parallel with upper rectangle fixture block I up and down.
The following group fixture includes prism fixture block 11, lower rectangle fixture block I10, the lower rectangle fixture block II9 that a cross section is L-shaped,
Described lower rectangle fixture block I10, lower rectangle fixture block II9 is arranged on the inner side of the prism fixture block of L-shaped, and three is connected by multiple screws
Connect；Which part screw controls the distance between the prism fixture block of L-shaped, lower rectangle fixture block I10；The lower rectangle folder of part screw control
The distance between block I10, lower rectangle fixture block II9；
Groove II is provided with the medial surface of the side wall of the prism fixture block of described L-shaped, in described lower rectangle fixture block I and rib
The relative side of post fixture block is provided with raised II, and described groove II coordinates with described raised II；
The side wall genesis analysis of prism fixture blocks of the groove II along L-shaped, and run through its whole side wall；Described raised II edges
Rectangle fixture block I side wall genesis analysis down, and runs through its whole side wall.
Groove II, raised II respectively include two, and two groove II are distributed the diameter parallel with the prism fixture block of L-shaped up and down；
Two raised II are distributed the diameter parallel with lower rectangle fixture block I up and down.
Groove, projection are set in fixture, the contact area with sample can be increased, prevent sample from being skidded in jaw,
Ensure that the changing of the relative positions will not occur between sample and fixture, so as to reduce experimental error.
Round bar is provided with the top of the prism fixture block of described inverted L-shaped；Round bar is provided with the bottom of the prism fixture block of L-shaped.
The jaw surfaces of every group of fixture are smooth, prevent sample to be destroyed at jaw.
The screw of upper group of fixture includes the screw of 5 word orders, wherein the screw 2 on two sides controls inverted L-shaped
Prism fixture block, the distance between upper rectangle fixture block I；The upper rectangle fixture block I of three screws 3 control, upper rectangle folder positioned at centre
The distance between block II.
The screw of upper group of fixture includes the screw of 5 word orders, wherein the screw 12 on two sides controls inverted L-shaped
Prism fixture block, the distance between upper rectangle fixture block I；The upper rectangle fixture block I of three screws 7 control, upper rectangle folder positioned at centre
The distance between block II.
Further, the screw of described the following group fixture includes the screw of 5 word orders, wherein on two sides
Screw controls the distance between the prism fixture block of L-shaped, lower rectangle fixture block I；The lower rectangle fixture block of three screws control positioned at centre
I, the distance between lower rectangle fixture block II.
The effect for the round bar 1,8 being connected with fixture is for being connected with other experimental provisions.
The utility model, the top of sample is first fixed on upper clamp, then fixed again by lower clamp under sample
Portion.The idiographic flow that sample is fixed is as follows：Fixture block 4 is completely embedded with 5 by screw 3 first, sample is then put into folder
Between block 5 and 6, then by screw 2 fixture block 4 is completely embedded with 6, now upper clamp is fixed and finished.Then will by screw 7
Fixture block 9 is completely embedded with 10, between sample then is put into fixture block 9 and 11, then by screw 12 is connected fixture block 9 with 11 tight
Close, now sample is fixed and finished.
Although above-mentioned the embodiment of the present invention is described with reference to accompanying drawing, model not is protected to the present invention
The limitation enclosed, one of ordinary skill in the art should be understood that on the basis of technical scheme those skilled in the art are not
Need to pay various modifications or deformation that creative work can make still within protection scope of the present invention.
Claims (10)
1. creep test sample fixing device, it is characterised in that two groups of fixtures including upper and lower setting；
Upper group of described fixture includes prism fixture block, upper rectangle fixture block I, the upper rectangle fixture block II that a cross section is inverted L-shaped, institute
The upper rectangle fixture block I, the upper rectangle fixture block II that state are arranged on the inner side of the prism fixture block of inverted L-shaped, three by multiple mode connects for screw,
Which part screw controls the distance between the prism fixture block of inverted L-shaped, upper rectangle fixture block I；The upper rectangle fixture block of part screw control
I, the distance between upper rectangle fixture block II；
Described the following group fixture includes prism fixture block, lower rectangle fixture block I, the lower rectangle fixture block II that a cross section is L-shaped, described
Lower rectangle fixture block I, lower rectangle fixture block II be arranged on L-shaped prism fixture block inner side, three passes through multiple mode connects for screw；Wherein
Part screw controls the distance between the prism fixture block of L-shaped, lower rectangle fixture block I；The lower rectangle fixture block I of part screw control, lower square
The distance between clevis block II；
Round bar is provided with the top of the prism fixture block of described inverted L-shaped；Round bar is provided with the bottom of the prism fixture block of L-shaped.
2. creep test sample fixing device as claimed in claim 1, it is characterised in that pressed from both sides in the prism of described inverted L-shaped
The medial surface of the side wall of block is provided with groove I, and the described upper rectangle fixture block I sides relative with prism fixture block is provided with raised I,
Described groove I coordinates with described raised I.
3. creep test sample fixing device as claimed in claim 2, it is characterised in that described groove I is along inverted L-shaped
The side wall genesis analysis of prism fixture block, and run through its whole side wall；Side wall longitudinal directions of the described raised I along upper rectangle fixture block I
Distribution, and run through its whole side wall.
4. creep test sample fixing device as claimed in claim 2, it is characterised in that described groove I, raised I is respectively wrapped
Two are included, two groove I are distributed the diameter parallel with the prism fixture block of inverted L-shaped up and down；Two raised I are distributed and upper rectangle up and down
Fixture block I diameter parallel.
5. creep test sample fixing device as claimed in claim 1, it is characterised in that in the prism fixture block of described L-shaped
The medial surface of side wall be provided with groove II, the described lower rectangle fixture block I sides relative with prism fixture block is provided with raised II,
Described groove II coordinates with described raised II.
6. creep test sample fixing device as claimed in claim 5, it is characterised in that described groove II is along L-shaped
The side wall genesis analysis of prism fixture block, and run through its whole side wall；Side wall longitudinal directions of the described raised II along lower rectangle fixture block I
Distribution, and run through its whole side wall.
7. creep test sample fixing device as claimed in claim 5, it is characterised in that described groove II, raised II is each
Including two, two groove II are distributed the diameter parallel with the prism fixture block of L-shaped up and down；Two raised II are distributed and lower square up and down
Clevis block I diameter parallel.
8. creep test sample fixing device as claimed in claim 1, it is characterised in that the jaw surfaces light of every group of fixture
It is sliding.
9. creep test sample fixing device as claimed in claim 1, it is characterised in that the screw bag of upper group of described fixture
The screw of 5 word orders is included, wherein between the prism fixture block of the screw control inverted L-shaped on two sides, upper rectangle fixture block I
Distance；The distance between the upper rectangle fixture block I of three screws control, upper rectangle fixture block II positioned at centre.
10. creep test sample fixing device as claimed in claim 1, it is characterised in that the screw of described the following group fixture
Include the screw of 5 word orders, wherein between the prism fixture block of the screw control L-shaped on two sides, lower rectangle fixture block I
Distance；The distance between the lower rectangle fixture block I of three screws control, lower rectangle fixture block II positioned at centre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720562568.1U CN206683951U (en) | 2017-05-19 | 2017-05-19 | Creep test sample fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720562568.1U CN206683951U (en) | 2017-05-19 | 2017-05-19 | Creep test sample fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206683951U true CN206683951U (en) | 2017-11-28 |
Family
ID=60407482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720562568.1U Expired - Fee Related CN206683951U (en) | 2017-05-19 | 2017-05-19 | Creep test sample fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206683951U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109718031A (en) * | 2019-01-25 | 2019-05-07 | 北京理工大学 | Medical transport pushing bed and its clamping device |
-
2017
- 2017-05-19 CN CN201720562568.1U patent/CN206683951U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109718031A (en) * | 2019-01-25 | 2019-05-07 | 北京理工大学 | Medical transport pushing bed and its clamping device |
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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: 20171128 Termination date: 20180519 |