CN206378360U - A kind of nonstandard tension test guide holding device - Google Patents
A kind of nonstandard tension test guide holding device Download PDFInfo
- Publication number
- CN206378360U CN206378360U CN201621461469.6U CN201621461469U CN206378360U CN 206378360 U CN206378360 U CN 206378360U CN 201621461469 U CN201621461469 U CN 201621461469U CN 206378360 U CN206378360 U CN 206378360U
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- China
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- sliding block
- main body
- extension rod
- cover plate
- slotted eye
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Abstract
The utility model is related to a kind of nonstandard tension test guide holding device, including main body, sliding block, main body cover plate；Be provided through the slide channel at main body two ends in the main body, the surface of the main body is provided with the slotted eye for sliding block stroke limit, the slotted eye along slide channel move towards set and be connected with slide channel；The sliding block includes being provided with sample fixed structure on a pair of sliding blocks of structure identical and a pair of extension rods, sliding block；It is provided with the main body cover plate in a fixing hole, the main body and is provided with multiple bolts hole, the fixing hole is engaged with bolt hole, and thereby structure realization body cover plate is rotated centered on fixing hole and is covered on slotted eye.The beneficial effects of the utility model：It ensure that the reliability and comparability of laboratory data；Install organic glass cover-plate protection additional and make whole drawing process visible；Facilitate sample holder and dismounting.
Description
Technical field
The utility model relates generally to tensile test fixture field, more particularly to a kind of nonstandard tension test guide clamping dress
Put.
Background technology
Tension test refers to the deformation produced in the case where bearing external force effect to determine material property under by this load
Test method.Typically the tension test data such as strength degree, elongation, yield point of material are can obtain using tension test to refer to
Mark.
The domestic or international standards such as existing GB/ISO/ASTM are generally converted to shaped piece and small dimension part using hardness number
The method of intensity, carries out equivalent material tension test data.
For the result of Equivalent Conversion, some customer requirements carry out tension test amount the testing as Equivalent Conversion of small scale
Card.There is the difference of the factors such as representativeness, material property in view of Equivalent Conversion, be unfavorable for material true draw test data
Reaction.
Existing tension test guider can typically meet the requirement of conventional examples, but for non-standard sample, in principle
Need to develop special tension guide device progress tension test.And tested for non-standard sample, exist and need solution as follows
Problem：
1st, in tension test, for the no directiveness of tension guide device of the tension test of abnormity and small dimension sample
Standard component, nonstandard small sample tension test guide holding device it is inconsistent, cause stretch data it is unreliable, so cause
When carrying out material tensile test, there is certain suspection in the reliability of experimental data；
2nd, the specification of nonstandard small sample is smaller, easily produces and collapses winged, causes unexpected injury；
3rd, the stretching of non-standard sample, dismounting is inconvenient, tension guide device size heterogeneity.
Utility model content
The utility model purpose is in view of the above-mentioned problems, providing a kind of nonstandard tension test guide holding device, it is intended to
The tension test of the nonstandard small sample of tension test is solved, i.e., when client can not provide standard specimen and standard specimen specification is smaller
In the case of, by the auxiliary of this product, on mechanical stretch testing machine, realize the non-ratio of the small size based on stretching test method
Example tension test, the check result and guiding tension test data of satisfaction are provided for client.
The purpose of this utility model can be realized by following technical proposals：A kind of nonstandard tension test guide clamping dress
Put, including main body, sliding block, main body cover plate；The slide channel at main body two ends, the main body are provided through in the main body
Surface be provided with slotted eye for sliding block stroke limit, the slotted eye along slide channel move towards set and logical with sliding block
Road is connected；The sliding block includes a pair of sliding blocks of structure identical and a pair of extension rods, this pair of sliding block by the first sliding block and
Second sliding block is constituted, and this pair of extension rod is made up of the first extension rod and the second extension rod, and first sliding block is by sliding part and row
Journey limiting section is connected as a single entity composition, is provided with sample fixed structure in the stroke limit portion, second sliding block has identical
Sliding part, stroke limit portion and the sample fixed structure of structure, first sliding block are connected with the first extension rod, and described second slides
Block is connected with the second extension rod；Annexation between the main body, sliding block, main body cover plate：First sliding block and second
Sliding block is arranged in main body, sliding part, the sliding part of the second sliding block of first sliding block may be contained within slide channel and with
Slide channel is engaged, the stroke limit portion of first sliding block, the stroke limit portion of the second sliding block may be contained within slotted eye and
Be engaged with slotted eye, end where one end of first extension rod from the first sliding block of slide channel enter and with the first sliding block phase
Connection, end where one end from the second sliding block of slide channel of second extension rod enters and is connected with the second sliding block, institute
State at the body surfaces where main body cover plate is fixed on slotted eye.
Preferably, the main body includes the first main part and the second main part, and the main body is by the first main part
With the second main part while be in contact and combine；Has been centrally located in the one side of first main part
One groove, first groove is used to be engaged with the sliding part of the first sliding block, the sliding part of the second sliding block, second main body
Second groove corresponding with the first groove is centrally located in partial one side, second groove is used for and the first extension rod
It is engaged with the second extension rod, first groove and the second groove are combined into the slide channel；First main part
With multiple bolts hole are correspondingly provided with the second main part；The slotted eye is offered in second main part；Institute
Main body cover plate is stated to be fixed in the second main part where slotted eye at surface.
It is highly preferred that the shape of cross section of first groove is rectangular, the shape of cross section of second groove is in half
It is circular.
Preferably, it is provided with the main body cover plate in a fixing hole, the main body and is provided with multiple bolts hole, it is described solid
Determine hole to be engaged with bolt hole, and thereby structure realization body cover plate is rotated centered on fixing hole and is covered on slotted eye.
It is highly preferred that the main body cover plate is made up of lucite.
Preferably, the sample fixed structure is in poroid.
Preferably, it is arranged with extension spring on first extension rod and the second extension rod.
Compared with prior art, the beneficial effects of the utility model：
1st, for the tensile test piece of small dimension, design agentses and sliding block come the tension test that is normalized,
Ensure the reliability and comparability of laboratory data；
2nd, install organic glass cover-plate additional, make whole drawing process visible, and do not produce collapse fly etc. personnel's incident of injury；
3rd, sliding block facilitates sample holder, and body design facilitates sample to dismount into separate type.
Brief description of the drawings
Fig. 1 is top view of the present utility model.
Fig. 2 is front view of the present utility model.
Fig. 3 is the left view of main body in Fig. 2.
Fig. 4 is the front view of the second main part in the utility model.
Fig. 5 is Fig. 4 left view.
Fig. 6 is Fig. 4 top view.
Fig. 7 is the first main part and the top view of sliding block assembling in the utility model.
Fig. 8 is the first main part and the side perspective view of sliding block assembling in the utility model.
Fig. 9 is the structural representation of the embodiment of the utility model one.
Part numbers are as follows in figure：
1 main body, 11 first main parts, 111 first grooves, 12 second main parts, 121 second grooves, 13 sliding blocks lead to
Road, 14 slotted eyes, 15 bolts hole；
2 sliding blocks, 21 first sliding blocks, 211 sliding parts, 212 stroke limit portions, 213 sample fixed structures, 22 second are slided
Block, 221 sliding parts, 222 stroke limit portions, 223 sample fixed structures, 23 first extension rods, 24 second extension rods；
3 main body cover plates, 31 fixing holes；
4 samples.
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing, becomes apparent from those skilled in the art
Ground understands how to put into practice the utility model.Although describing the utility model with reference to its preferred embodiment, these
Embodiment is to illustrate, rather than limits scope of the present utility model.
As shown in Figures 1 to 8, a kind of nonstandard tension test guide holding device of the utility model, including main body 1, slip
Module 2, main body cover plate 3.
Main body 1, material is quenched and tempered steel, the guide effect power of main carrying sliding block 2, is not stressed directly, the main body 1
The slide channel 13 through the two ends of main body 1 is inside offered, the surface of the main body 1 is offered for the stroke limit of sliding block 2
Slotted eye 14, the slotted eye 14 along slide channel 13 move towards set and be connected with slide channel 13.In the specific implementation, institute
Main body 1 is stated including the first main part 11 and the second main part 12, the main body 1 by the first main part 11 one side and the
The one side of two main parts 12, which is in contact, to be combined；The first groove is offered between two parties in the one side of first main part 11
111, first groove 111 is used to be slidably matched with the sliding part 211 of the first sliding block 21, the sliding part 221 of the second sliding block 22,
Specifically, the shape of cross section of first groove 111 is in the rectangle matched with sliding block, the one side of second main part 12
On offer second groove 121 corresponding with the first groove 111 between two parties, second groove 121 is used for and the first extension rod
23 and second extension rod 24 be engaged, specifically, the shape of cross section of second groove 121 is in the semicircle matched with extension rod
Shape, the groove 121 of the first groove 111 and second is combined into the slide channel 13；First main part 11 and second
Multiple bolts hole 15 are accordingly offered in main part 12；The slotted eye 14 is offered in second main part 12；
The main body cover plate 3 is fixed in the second main part 12 at the place surface of slotted eye 14.
Sliding block 2, material is quenched and tempered steel or copper alloy, is integrated with fixture, crossbeam, coordinates main part, the slip
Module 2 includes a pair of sliding blocks of structure identical and a pair of extension rods, and this pair of sliding block is made up of the first sliding block 21 and the second sliding block 22,
This pair of extension rod is made up of the first extension rod 23 and the second extension rod 24, and first sliding block 21 is limited by sliding part 211 and stroke
Position portion 212 is connected as a single entity composition, is provided with sample fixed structure 213 in the stroke limit portion 212, second sliding block 22 has
There are mutually isostructural sliding part 221, stroke limit portion 222 and sample fixed structure 223.For test specimen as similar sample 4,
In the specific implementation, the sample fixed structure 213 and sample fixed structure 223 are in poroid, first sliding block 21 and first
Extension rod 23 is connected, and second sliding block 22 is connected with the second extension rod 24, the extension rod 24 of the first extension rod 23 and second
On be arranged with extension spring.
Main body cover plate 3, material is lucite, it is therefore an objective to make drawing process visible, in the specific implementation, the body cover
Offered on plate 3 and multiple bolts hole 15 are offered in a fixing hole 31, the main body 1, the fixing hole 31 and the phase of bolt hole 15
It is connected with merga pass fastening bolt, and thereby structure realization body cover plate 3 is rotated centered on fixing hole 31 and is covered in groove
Then locking fastening bolt is fixed on hole 14.
Annexation between main body 1, sliding block 2, main body cover plate 3：The sliding block 22 of first sliding block 21 and second is inserted
In in main body 1, the sliding part 211 of first sliding block 21, the sliding part 221 of the second sliding block 22 are placed in slide channel 13
And be slidably matched with slide channel 13, the stroke limit portion 212 of first sliding block 21, the stroke limit portion of the second sliding block 22
222 are placed in slotted eye 14 and are slidably matched with slotted eye 14, one end of first extension rod 23 from slide channel 13 the
The place end of one sliding block 21 enters and is connected with the first sliding block 21, one end of second extension rod 24 from slide channel 13 the
The place end of two sliding block 22 enters and is connected with the second sliding block 22, the table of main body 1 that the main body cover plate 3 is fixed on where slotted eye 14
At face.
Main body 1, sliding block 2, the assembling process of main body cover plate 3：Original state, main body 1, sliding block 2, main body cover plate
3 are separated, and the first main part 11 and the second main part 12 of main body 1 are combined by fastening bolt to be connected；
（1）The fastening bolt of main body 1 is turned on, separates the first main part 11 and the second main part 12, by sliding die
The first sliding block 21 and the second sliding block 22 of block 2 are inserted in the first groove 111 of the first main part 11, the first extension rod 23,
Two extension rods 24 are respectively charged into sliding channel 13 and are connected with the first sliding block 21 and the second sliding block 22, then make the first main part
11 and second main part 12 combination compress, adjustment the first extension rod 23, the second extension rod 24, reach coaxial requirement；
（2）Fastening bolt is screwed on, the first main part 11 and the second main part is fastenedly connected；
（3）Load onto main body cover plate 3.
The structure of the utility model fit on test specimen 4, is specifically shown in Fig. 9.
Application method in tension test：
（1）Open main body cover plate 3；
（2）Small dimension tensile sample 4 is buckled into the first sliding block 21 and the second sliding block 22, makes the first sliding block 21 and the second sliding block
22 reach the action of clamping sample 4；
（3）Main body cover plate 3 is covered, is that cover plate is in closed protective state；
（4）Nonstandard tension test guide holding device is loaded onto into cupping machine, is allowed in running order；
（5）Tensile sample 4, record data；
（6）Main body cover plate 3 is opened, sample 4 after stretching is taken out and preserves, cupping machine and nonstandard tension test guide clamping
Device playbacks.
Using experiment of the present utility model：Using the utility model device to pressure vessel stainless sheet steel t=1.5mm
The sheet material of thickness carries out tension test, samples three, stretched portion width 6mm, parallel length 15mm；Taken simultaneously on the sheet material
Three progress standard tensile specimens, tension test is carried out by GB/T228.1-2010.
Advantage of the present utility model：（1）The tensile strength average value of the nonstandard tensile sample of smallclothes is surveyed with standard tensile specimen
The relative average debiation 1% of the tensile strength average value obtained, illustrates that the result accuracy that smallclothes are stretched using the device is good；
（2）The standard deviation of the testing result of three nonstandard tensile samples<1%, illustrate reproducible；
（3）Specimen clamping is convenient and swift, it is to avoid use the instrument auxiliary clampings such as tweezers；
（4）After sample fracture, it is winged that lucite cover plate effectively obstructs collapsing for sample, aspect removal sample and avoids examination
Sample collapses the security incident for flying to bring.
It should be pointed out that for the utility model through absolutely proving, can also have a variety of conversion and the implementation of remodeling
Scheme, it is not limited to the specific embodiment of above-mentioned embodiment.Above-described embodiment as just explanation of the present utility model, and
It is not to limitation of the present utility model.In a word, protection domain of the present utility model should include those for ordinary skill
Obvious conversion or replacement and remodeling for personnel.
Claims (7)
1. a kind of nonstandard tension test guide holding device, it is characterised in that including main body（1）, sliding block（2）, body cover
Plate（3）；The main body（1）Inside it is provided through main body（1）The slide channel at two ends（13）, the main body（1）Surface set
Have for sliding block（2）The slotted eye of stroke limit（14）, the slotted eye（14）Along slide channel（13）Move towards set and with
Slide channel（13）It is connected；The sliding block（2）Including a pair of sliding blocks of structure identical and a pair of extension rods, this pair of sliding block
By the first sliding block（21）With the second sliding block（22）Composition, this pair of extension rod is by the first extension rod（23）With the second extension rod（24）Group
Into first sliding block（21）By sliding part（211）With stroke limit portion（212）Be connected as a single entity composition, the stroke limit portion
（212）On be provided with sample fixed structure（213）, second sliding block（22）With mutually isostructural sliding part（221）, stroke
Limiting section（222）With sample fixed structure（223）, first sliding block（21）With the first extension rod（23）Connection, described second
Sliding block（22）With the second extension rod（24）Connection；The main body（1）, sliding block（2）, main body cover plate（3）Between annexation：
First sliding block（21）With the second sliding block（22）It is arranged at main body（1）It is interior, first sliding block（21）Sliding part（211）、
Second sliding block（22）Sliding part（221）It may be contained within slide channel（13）Interior and and slide channel（13）It is engaged, described
One sliding block（21）Stroke limit portion（212）, the second sliding block（22）Stroke limit portion（222）It may be contained within slotted eye（14）It is interior and
With slotted eye（14）It is engaged, first extension rod（23）One end from slide channel（13）The first sliding block（21）Place end is entered
Enter and with the first sliding block（21）It is connected, second extension rod（24）One end from slide channel（13）The second sliding block（22）
Place end enter and with the second sliding block（22）It is connected, the main body cover plate（3）It is fixed on slotted eye（14）The main body at place（1）Table
At face.
2. nonstandard tension test guide holding device according to claim 1, it is characterised in that the main body（1）Including
First main part（11）With the second main part（12）, the main body（1）By the first main part（11）One side and second
Main part（12）One side be in contact and combine；First main part（11）One side on to be centrally located first recessed
Groove（111）, first groove（111）For with the first sliding block（21）Sliding part（211）, the second sliding block（22）Sliding part
（221）It is engaged, second main part（12）One side on be centrally located and the first groove（111）Corresponding second
Groove（121）, second groove（121）For with the first extension rod（23）With the second extension rod（24）It is engaged, described
One groove（111）With the second groove（121）It is combined into the slide channel（13）；First main part（11）With the second master
Body portion（12）On be correspondingly provided with multiple bolts hole（15）；Second main part（12）On offer the slotted eye
（14）；The main body cover plate（3）It is fixed on the second main part（12）Upper slotted eye（14）At the surface of place.
3. nonstandard tension test guide holding device according to claim 2, it is characterised in that first groove
（111）Shape of cross section it is rectangular, second groove（121）Shape of cross section semicircular in shape.
4. nonstandard tension test guide holding device according to claim 1 or 2, it is characterised in that the main body cover plate
（3）On be provided with a fixing hole（31）, the main body（1）On be provided with multiple bolts hole（15）, the fixing hole（31）With spiral shell
Keyhole（15）It is engaged, and thereby structure realization body cover plate（3）With fixing hole（31）Centered on rotate be covered in slotted eye（14）
On.
5. nonstandard tension test guide holding device according to claim 4, it is characterised in that the main body cover plate（3）
It is made up of lucite.
6. nonstandard tension test guide holding device according to claim 1, it is characterised in that the sample fixed structure
（213）In poroid.
7. nonstandard tension test guide holding device according to claim 1, it is characterised in that first extension rod
（23）With the second extension rod（24）On be arranged with extension spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621461469.6U CN206378360U (en) | 2016-12-29 | 2016-12-29 | A kind of nonstandard tension test guide holding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621461469.6U CN206378360U (en) | 2016-12-29 | 2016-12-29 | A kind of nonstandard tension test guide holding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206378360U true CN206378360U (en) | 2017-08-04 |
Family
ID=59407962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621461469.6U Active CN206378360U (en) | 2016-12-29 | 2016-12-29 | A kind of nonstandard tension test guide holding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206378360U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534663A (en) * | 2018-04-28 | 2018-09-14 | 郑州大学 | Exempt to destroy U-shaped strain gauge |
| CN111579386A (en) * | 2020-06-03 | 2020-08-25 | 西南科技大学 | Detection apparatus for material creep performance under liquid metal environment and sample anchor clamps |
-
2016
- 2016-12-29 CN CN201621461469.6U patent/CN206378360U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534663A (en) * | 2018-04-28 | 2018-09-14 | 郑州大学 | Exempt to destroy U-shaped strain gauge |
| CN108534663B (en) * | 2018-04-28 | 2024-02-02 | 郑州大学 | Damage-free U-shaped strain gauge |
| CN111579386A (en) * | 2020-06-03 | 2020-08-25 | 西南科技大学 | Detection apparatus for material creep performance under liquid metal environment and sample anchor clamps |
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