CN209311210U - A kind of stress test fixture - Google Patents
A kind of stress test fixture Download PDFInfo
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- CN209311210U CN209311210U CN201821513190.7U CN201821513190U CN209311210U CN 209311210 U CN209311210 U CN 209311210U CN 201821513190 U CN201821513190 U CN 201821513190U CN 209311210 U CN209311210 U CN 209311210U
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- block
- dynamic model
- cover half
- boss
- groove
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Abstract
The utility model provides a kind of stress test fixture, belongs to strength test auxiliary device technical field.It solves test fixture in the prior art to technical problems such as the stress test inaccuracy of welding sample.This fixture includes cover half block and dynamic model block, the first groove is offered on the cover half block, the second groove is offered on the dynamic model block, the dynamic model block is slidably connected on the cover half block and the two mutually reclines, first groove and the second groove is oppositely arranged and the two can face.This test fixture can better ensure that the accuracy of test, more particularly to more accurately measure the mechanical property of laser welding fragile material.
Description
Technical field
The utility model belongs to strength test auxiliary device technical field, is related to a kind of stress test fixture.
Background technique
Sample is welded after being welded, needs to test its stress, be wanted with judging whether weld strength meets
It asks, in order to test the stress of welding sample, people have invented test fixture, however, test fixture in the prior art, due to surveying
The component of examination fixture is easy to produce shaking in the process of moving, leads to the stress test inaccuracy to welding sample.
Summary of the invention
The utility model aiming at the above problems existing in the prior art, provides a kind of stress test fixture, this is practical new
Type the technical problem to be solved is that: how to improve the accuracy of test.
The purpose of this utility model can be realized by the following technical scheme:
A kind of stress test fixture, which is characterized in that the fixture includes cover half block and dynamic model block, is opened on the cover half block
Equipped with the first groove, the second groove is offered on the dynamic model block, the dynamic model block is slidably connected on the cover half block and two
Person mutually reclines, first groove and the second groove is oppositely arranged and the two can face.
This test fixture is used to weld in the weld strength test of sample, welds sample by two prints and stacks welding
It forms, cover half block is fixed on the lower end of puller system, and cover half block is fixed on the upper end of puller system, and when test, sample is placed on
In one groove and the second groove, it is located at two prints in the first groove and the second groove, is driven by tensile testing machine
Dynamic model block is moved along short transverse, and dynamic model block moves linearly relative to cover half block, thus realize the measurement to sample shear intensity,
In this test fixture, dynamic model block mutually reclines with cover half block, and therefore, for dynamic model block during sliding, sliding is more steady, and not
It can be moved on the direction perpendicular to print, the accuracy of test be better assured that, more particularly to more accurately measure
The mechanical property of laser welding fragile material.
This test fixture can be manufactured using the method for 3D printing, and easily controllable size guarantees component accuracy, and can
To adjust the size of the first groove and the second groove according to the size of sample to be tested, the power of different sample sizes can be suitable for
Learn performance detection.
In a kind of above-mentioned stress test fixture, the cover half block has the first guide surface, and the dynamic model block has the
Two guide surfaces, first groove and the second groove are provided with respectively on the first guide surface and the second guide surface, and described first leads
It fits to face and the second guide surface.First guide surface and the second guide surface form guide frame, which can further mention
The stability of high dynamic model block sliding, improves the accuracy of test.
In a kind of above-mentioned stress test fixture, first guide surface and the second guide surface are plane.
In a kind of above-mentioned stress test fixture, there is first boss on the cover half block, consolidate in the first boss
Surely there is the linear guide extended along the cover half block short transverse, the dynamic model block is slidably connected in the linear guide.Directly
Line guide rail plays guiding role to the movement of dynamic model block, and linear guide is collectively constituted with the first guide surface and the second guide surface three
Guide frame move up dynamic model block can only in the axis of linear guide, and will not shake or swing in other directions, the structure
The stability that the sliding of dynamic model block can be further increased, improves the accuracy of test.
In a kind of above-mentioned stress test fixture, the fixture further includes connector, and the connector has in the shape of a rod
Plug division, there is second boss, the top of the cover half block has the first spliced eye, and the plug division is inserted on the plug division
It connects and is fixed on first spliced eye, the first boss is oppositely arranged with second boss, first boss and second boss
It is upper to offer the second spliced eye and third spliced eye respectively, an end grafting of the linear guide and it is fixed on the second grafting
Kong Shang, another end grafting of linear guide and is fixed on third spliced eye.In the structure, linear guide and cover half block and
Connector is to be detachably connected, and facilitates the installation of dynamic model block, also facilitates placement sample to be tested.
In a kind of above-mentioned stress test fixture, the first boss, second boss and dynamic model block are square, described
The top of dynamic model block can lean with the second boss, and the bottom of the dynamic model block can offset with the first boss
It leans on.
In a kind of above-mentioned stress test fixture, the first boss is located at the bottom of the cover half block, the cover half
The lower part of block offers first through hole, and the top of the dynamic model block offers the second through-hole.First through hole is used for and puller system
Lower end is mutually fixed, and the second through-hole is used to mutually fix with the upper end of puller system.
In a kind of above-mentioned stress test fixture, the width of cover half block lower end is greater than the width of dynamic model block lower end
Degree, the first through hole are several and the lower end for being provided with cover half block, and each first through hole is and under the dynamic model block
End is staggered.
In a kind of above-mentioned stress test fixture, the width of the dynamic module upper end is greater than the width for determining module upper end
Degree, second through-hole are several and the upper end for being provided with dynamic model block, and each second through-hole is upper with the cover half block
End is staggered.
Compared with prior art, as follows the advantages of the utility model:
1, in this test fixture, for dynamic model block during sliding, sliding is more steady, can better ensure that test
Accuracy, more particularly to more accurately measure the mechanical property of laser welding fragile material.
2, linear guide plays guiding role, linear guide and the first guide surface and the second guide surface to the movement of dynamic model block
Three collectively constitutes guide frame, can further increase the stability of dynamic model block sliding, improve the accuracy of test.
3, this test fixture can be manufactured using the method for 3D printing, easily controllable size, guarantee component accuracy, and
The size of the first groove and the second groove can be adjusted according to the size of sample to be tested, can be suitable for different sample sizes
Mechanics properties testing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of this test fixture.
Fig. 2 is the structural schematic diagram of cover half block.
Fig. 3 is the structural schematic diagram of dynamic model block.
Fig. 4 is the structural schematic diagram of connector.
In figure, 1, cover half block；1a, the first groove；1b, the first guide surface；1c, first boss；1c1, the second spliced eye；
1d, the first spliced eye；1e, first through hole；2, dynamic model block；2a, the second groove；2b, the second guide surface；2c, the second through-hole；3, straight
Line guide rail；4, connector；4a, plug division；4b, second boss；4b1, third spliced eye.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1-3, this fixture includes cover half block 1 and dynamic model block 2, the first groove 1a, dynamic model are offered on cover half block 1
The second groove 2a is offered on block 2, dynamic model block 2 is slidably connected on cover half block 1 and the two mutually reclines, the first groove 1a and second
Groove 2a is oppositely arranged and the two can face.
This test fixture is used to weld in the weld strength test of sample, welds sample by two prints and stacks welding
It forms, cover half block 1 is fixed on the lower end of puller system, and cover half block 1 is fixed on the upper end of puller system, and when test, sample is placed on
In first groove 1a and the second groove 2a, it is located at two prints in the first groove 1a and the second groove 2a, passes through pulling force
Testing machine drives dynamic model block 2 to move along short transverse, and dynamic model block 2 moves linearly relative to cover half block 1, cuts to realize to sample
The measurement of shearing stress, in this test fixture, dynamic model block 2 reclines with 1 phase of cover half block, therefore, dynamic model block 2 during sliding,
Sliding is more steady, and will not move on the direction perpendicular to print, better assures that the accuracy of test, more particularly to
More accurately measure the mechanical property of laser welding fragile material.
This test fixture can be manufactured using the method for 3D printing, and easily controllable size guarantees component accuracy, and can
To adjust the size of the first groove 1a and the second groove 2a according to the size of sample to be tested, different sample sizes can be suitable for
Mechanics properties testing.
As Figure 2-3, in the present embodiment, cover half block 1 has the first guide surface 1b, and dynamic model block 2 has the second guide surface
2b, the first groove 1a and the second groove 2a are provided with respectively on the first guide surface 1b and the second guide surface 2b, the first guide surface 1b
It fits with the second guide surface 2b.First guide surface 1b and the second guide surface 2b forms guide frame, which can be further
The stability that dynamic model block 2 slides is improved, the accuracy of test is improved.
As Figure 2-3, in the present embodiment, the first guide surface 1b and the second guide surface 2b are plane.
As shown in Figure 1, there is first boss 1c on cover half block 1, be fixed on first boss 1c along cover half in the present embodiment
The linear guide 3 that 1 short transverse of block extends, dynamic model block 2 are slidably connected in linear guide 3.Linear guide 3 is to dynamic model block 2
Guiding role, linear guide 3 and the first guide surface 1b are played in movement and the second guide surface 2b three collectively constitutes guide frame, are made
Dynamic model block 2 can only be moved up in the axis of linear guide 3, and will not be shaken or be swung in other directions, which can be into one
Step improves the stability that dynamic model block 2 slides, and improves the accuracy of test.
As shown in figs. 1 and 4, in the present embodiment, fixture further includes connector 4, and connector 4 has plug division in the shape of a rod
There is second boss 4b, the top of cover half block 1 has the first spliced eye 1d, plug division 4a grafting and fixation on 4a, plug division 4a
On the first spliced eye 1d, first boss 1c is oppositely arranged with second boss 4b, is distinguished on first boss 1c and second boss 4b
It offers the second spliced eye 1c1 and third spliced eye 4b1, an end grafting of linear guide 3 and is fixed on the second spliced eye
On 1c1, another end grafting of linear guide 3 and it is fixed on third spliced eye 4b1.In the structure, linear guide 3 and fixed
Module 1 and connector 4 are to be detachably connected, and facilitate the installation of dynamic model block 2, also facilitate placement sample to be tested.
As shown in Fig. 1,3 and 4, in the present embodiment, first boss 1c, second boss 4b and dynamic model block 2 are square, dynamic model
The top of block 2 can lean with second boss 4b, and the bottom of dynamic model block 2 can lean with first boss 1c.
As shown in Figure 1-3, first boss 1c is located at the bottom of cover half block 1 in the present embodiment, the lower part of cover half block 1 is opened up
There is first through hole 1e, the top of dynamic model block 2 offers the second through-hole 2c.First through hole 1e is used for mutually solid with the lower end of puller system
Fixed, the second through-hole 2c is used to mutually fix with the upper end of puller system.
As shown in Figure 1, in the present embodiment, the width of 1 lower end of cover half block is greater than the width of 2 lower end of dynamic model block, first
Through-hole 1e is several and the lower end for being provided with cover half block 1, and lower end of each first through hole 1e with dynamic model block 2 is staggered
It opens.
As shown in Figure 1, in the present embodiment, the width of 2 upper end of dynamic model block is greater than the width of 1 upper end of cover half block, second
Through-hole 2c is several and the upper end for being provided with dynamic model block 2, and upper end of each second through-hole 2c with cover half block 1 is staggered
It opens.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (9)
1. a kind of stress test fixture, which is characterized in that the fixture includes cover half block (1) and dynamic model block (2), the cover half block
(1) it offers on the first groove (1a), is offered the second groove (2a) on the dynamic model block (2), dynamic model block (2) sliding connects
It connects on the cover half block (1) and the two mutually reclines, first groove (1a) and the second groove (2a) is oppositely arranged and the two
It can face.
2. stress test fixture according to claim 1, which is characterized in that the cover half block (1) has the first guide surface
(1b), the dynamic model block (2) have the second guide surface (2b), and first groove (1a) and the second groove (2a) are provided with respectively
On first guide surface (1b) and the second guide surface (2b), first guide surface (1b) and the second guide surface (2b) fit.
3. stress test fixture according to claim 2, which is characterized in that first guide surface (1b) and the second guiding
(2b) is plane in face.
4. stress test fixture according to claim 3, which is characterized in that have first boss on the cover half block (1)
(1c) is fixed with the linear guide (3) extended along cover half block (1) short transverse on the first boss (1c), described dynamic
Module (2) is slidably connected on the linear guide (3).
5. stress test fixture according to claim 4, which is characterized in that the fixture further includes connector (4), described
Connector (4) has plug division (4a) in the shape of a rod, has second boss (4b) on the plug division (4a), the cover half block
(1) top has the first spliced eye (1d), plug division (4a) grafting and is fixed on first spliced eye (1d), institute
It states first boss (1c) to be oppositely arranged with second boss (4b), offers in first boss (1c) and second boss (4b) respectively
Two spliced eyes (1c1) and third spliced eye (4b1), an end grafting of the linear guide (3) and are fixed on the second grafting
On hole (1c1), another end grafting of linear guide (3) and it is fixed on third spliced eye (4b1).
6. stress test fixture according to claim 5, which is characterized in that the first boss (1c), second boss
(4b) and dynamic model block (2) are square, and the top of the dynamic model block (2) can lean with the second boss (4b), described
The bottom of dynamic model block (2) can lean with the first boss (1c).
7. stress test fixture according to claim 5, which is characterized in that the first boss (1c) is located at the cover half
The lower part of the bottom of block (1), the cover half block (1) offers first through hole (1e), and the top of the dynamic model block (2) offers
Two through-holes (2c).
8. stress test fixture according to claim 7, which is characterized in that the width of cover half block (1) lower end is big
Width in dynamic model block (2) lower end, the first through hole (1e) be several and be provided with the lower end of cover half block (1),
Lower end of each first through hole (1e) with the dynamic model block (2) is staggered.
9. stress test fixture according to claim 7, which is characterized in that the width of dynamic model block (2) upper end is big
Width in cover half block (1) upper end, second through-hole (2c) be several and be provided with the upper ends of dynamic model block (2),
Upper end of each second through-hole (2c) with the cover half block (1) is staggered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821513190.7U CN209311210U (en) | 2018-09-14 | 2018-09-14 | A kind of stress test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821513190.7U CN209311210U (en) | 2018-09-14 | 2018-09-14 | A kind of stress test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209311210U true CN209311210U (en) | 2019-08-27 |
Family
ID=67669030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821513190.7U Expired - Fee Related CN209311210U (en) | 2018-09-14 | 2018-09-14 | A kind of stress test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209311210U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109269880A (en) * | 2018-09-14 | 2019-01-25 | 华南师范大学 | A kind of stress test fixture |
-
2018
- 2018-09-14 CN CN201821513190.7U patent/CN209311210U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109269880A (en) * | 2018-09-14 | 2019-01-25 | 华南师范大学 | A kind of stress test fixture |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190827 Termination date: 20200914 |