CN206876478U - A kind of sample holder structure of resistance spot welding cross tensile test - Google Patents
A kind of sample holder structure of resistance spot welding cross tensile test Download PDFInfo
- Publication number
- CN206876478U CN206876478U CN201720585356.5U CN201720585356U CN206876478U CN 206876478 U CN206876478 U CN 206876478U CN 201720585356 U CN201720585356 U CN 201720585356U CN 206876478 U CN206876478 U CN 206876478U
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- China
- Prior art keywords
- shaped part
- fixed block
- clamping rod
- fastening bolt
- tensile test
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000003466 welding Methods 0.000 title claims abstract description 16
- 238000009864 tensile test Methods 0.000 title claims abstract description 14
- 229910000679 solder Inorganic materials 0.000 claims abstract description 12
- 238000012360 testing method Methods 0.000 abstract description 12
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
A kind of sample holder structure of resistance spot welding cross tensile test is the utility model is related to, belongs to tensile test equipment technical field.Technical scheme is：Include upper clamping rod（1）, upper fixed block（2）, upper fastening bolt（3）, lower fastening bolt（4）, lower fixed block（5）, lower clamping rod（6）And sample, the sample include upper U-shaped part（8）The U-shaped part with（9）, upper clamping rod（1）With upper fixed block（2）It is fixedly connected, upper fixed block（2）With upper U-shaped part（8）Pass through upper fastening bolt（3）It is fixedly connected, lower fixed block（5）With lower clamping rod（6）It is fixedly connected, lower fixed block（5）The U-shaped part with（9）Pass through lower fastening bolt（5）It is fixedly connected.The beneficial effects of the utility model are：Not only solder joint tension test can be carried out on common cupping machine, and easy to operate, substantially increase testing efficiency, reduce tension test expense.Compact is light, and measuring accuracy is high.
Description
Technical field
A kind of sample holder structure of resistance spot welding cross tensile test is the utility model is related to, is especially adapted for use in thickness
For scope in 0.3-3mm, intensity rank belongs to drawing in below 1000MPa Automobile Plate and the extension test of household electrical appliances plate material solder joint
Stretch technical field of test equipment.
Background technology
Resistance spot welding is to apply pressure by the weldment after electrode pair combinations, utilizes contact surface of the electric current by joint and neighbour
The method that resistance heat caused by near field is welded, obtained in fields such as Aero-Space, electronics, automobile, household electrical appliance
It is widely applied.
Metallurgy industry, to ensure the welding quality of Automobile Plate and appliance plate, solder joint cross tensile test is gradually opened at home
Exhibition is got up.The sample that the experiment uses is formed by upper and lower two U-shaped bending part spot welding, and the middle part of two U-shaped parts uses resistance
Spot welding mode connects.Due to the particularity of this sample, common cupping machine can not clamp, and special cupping machine is not only
It is expensive, and clamp structure is complicated, it is inconvenient for operation, greatly reduce testing efficiency.
Utility model content
The utility model purpose is to provide a kind of sample holder structure of resistance spot welding cross tensile test, can be applied to
The clamping of common cupping machine, improves testing efficiency, solves problem present in background technology.
The technical solution of the utility model is：
A kind of sample holder structure of resistance spot welding cross tensile test, include upper clamping rod, upper fixed block, upper fastening spiral shell
Bolt, lower fastening bolt, lower fixed block, lower clamping rod and sample, the sample include upper U-shaped part and under U-shaped part, upper U-shaped part and
Under U-shaped part it is spot-welded together by solder joint, it is upper clamping rod be fixedly connected with upper fixed block, upper fixed block is located in U-shaped part, on
Fixed block is fixedly connected with upper U-shaped part by upper fastening bolt, and lower fixed block is fixedly connected with lower clamping rod, and lower fixed block is located at
Under in U-shaped part, lower fixed block U-shaped part with is fixedly connected by lower fastening bolt.
The upper U-shaped part and under solder joint point between U-shaped part be welded in U-shaped part and under U-shaped part middle part.
The upper U-shaped part and under be respectively equipped with the bolt hole being engaged with upper fastening bolt and lower fastening bolt on U-shaped part.
The size of fixed piece and lower fixed block respectively with upper U-shaped part and under U-shaped part be engaged.
The upper clamping rod and lower clamping rod are engaged with two jaws of cupping machine respectively.
Using the utility model, two jaws upper clamping rod and lower clamping rod being clamped in respectively on cupping machine
On, during experiment, with the generation of stretching displacement, upper U-shaped part in sample is together with upper clamping rod and upper fixed block to moving up
It is dynamic, in sample under U-shaped part moved down together with lower fixed block and lower clamping rod, upper U-shaped part and lower U-shaped part hair when sample
It is estranged from or solder joint destroy when, record fracture when load and failure site, stress strain curve, complete tension test.
The beneficial effects of the utility model are：Using upper fixed block and lower fixed block by two U in cross directional stretch sample
Type part is connected on cupping machine, solder joint tension test is carried out on common cupping machine, and is operated
It is very convenient, testing efficiency is substantially increased, reduces tension test expense.Simple in construction, compact is light, measuring accuracy
It is high.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model sample structure schematic diagram；
In figure：It is upper clamping rod 1, upper fixed block 2, upper fastening bolt 3, lower fastening bolt 4, lower fixed block 5, it is lower clamping rod 6,
Upper U-shaped part 8, under U-shaped part 9, solder joint 10, bolt hole 11.
Embodiment
Below in conjunction with accompanying drawing, by example, the utility model is described in further detail.
Referring to the drawings 1,2, a kind of sample holder structure of resistance spot welding cross tensile test, include upper clamping rod 1, upper solid
Determine block 2, upper fastening bolt 3, lower fastening bolt 4, lower fixed block 5, lower clamping rod 6 and sample, the sample and include upper U-shaped part 8
The U-shaped part 9 with, upper U-shaped part 8 U-shaped part 9 with is spot-welded together by solder joint 10, and upper clamping rod 1 and upper fixed block 2, which are fixed, to be connected
Connect, upper fixed block 2 is located in U-shaped part 8, and upper fixed block 2 is fixedly connected with upper U-shaped part 8 by upper fastening bolt 3, lower fixation
Block 5 is fixedly connected with lower clamping rod 6, and lower fixed block 5 is located at down in U-shaped part 9, and lower fixed block 5 U-shaped part 9 with passes through lower fastening
Bolt 4 is fixedly connected.
In the present embodiment, the U-shaped part 9 with of the upper U-shaped part 8 in sample is that thickness range exists in 0.3-3mm, intensity rank
Below 1000MPa Automobile Plate bending forms, upper U-shaped part 8 and under be respectively equipped with and upper fastening bolt 3 and lower fastening on U-shaped part 9
The bolt hole 11 that bolt 4 is engaged, a diameter of Φ 18 of bolt hole 11, the middle part of upper U-shaped part 8 U-shaped part 9 with are spot-welded together
Form sample.The size of upper fixed block 2 and lower fixed block 5 respectively with upper U-shaped part 8 and under the size of U-shaped part 9 be engaged, it is upper solid
Determine equally also to be provided with the bolt mounting holes that upper fastening bolt 3 and lower fastening bolt 4 are engaged on block 2 and lower fixed block 5.
During experiment, by upper clamping rod 1 and lower two jaws for clamping rod 6 and being clamped in respectively on cupping machine, make examination
Sample uniform force during experiment, it is positive pulling force to ensure that the stress of sample is delivered to solder joint, it is ensured that result of the test it is accurate
Property.
Claims (5)
1. a kind of sample holder structure of resistance spot welding cross tensile test, it is characterised in that include upper clamping rod（1）, upper fixation
Block（2）, upper fastening bolt（3）, lower fastening bolt（4）, lower fixed block（5）, lower clamping rod（6）And sample, the sample include
Upper U-shaped part（8）The U-shaped part with（9）, upper U-shaped part（8）The U-shaped part with（9）Pass through solder joint（10）It is spot-welded together, upper clamping rod
（1）With upper fixed block（2）It is fixedly connected, upper fixed block（2）It is located at U-shaped part（8）It is interior, upper fixed block（2）With upper U-shaped part（8）
Pass through upper fastening bolt（3）It is fixedly connected, lower fixed block（5）With lower clamping rod（6）It is fixedly connected, lower fixed block（5）It is located at lower U
Type part（9）It is interior, lower fixed block（5）The U-shaped part with（9）Pass through lower fastening bolt（4）It is fixedly connected.
A kind of 2. sample holder structure of resistance spot welding cross tensile test according to claim 1, it is characterised in that institute
State U-shaped part（8）The U-shaped part with（9）Between solder joint（10）Point is welded in U-shaped part（8）The U-shaped part with（9）Middle part.
A kind of 3. sample holder structure of resistance spot welding cross tensile test according to claim 1 or 2, it is characterised in that
The upper U-shaped part（8）The U-shaped part with（9）On be respectively equipped with and upper fastening bolt（3）With lower fastening bolt（4）The spiral shell being engaged
Keyhole.
A kind of 4. sample holder structure of resistance spot welding cross tensile test according to claim 1 or 2, it is characterised in that
Fixed piece（2）With lower fixed block（5）Size respectively with upper U-shaped part（8）The U-shaped part with（9）It is engaged.
A kind of 5. sample holder structure of resistance spot welding cross tensile test according to claim 1, it is characterised in that institute
State clamping rod（1）With lower clamping rod（6）It is engaged respectively with two jaws of cupping machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720585356.5U CN206876478U (en) | 2017-05-24 | 2017-05-24 | A kind of sample holder structure of resistance spot welding cross tensile test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720585356.5U CN206876478U (en) | 2017-05-24 | 2017-05-24 | A kind of sample holder structure of resistance spot welding cross tensile test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206876478U true CN206876478U (en) | 2018-01-12 |
Family
ID=61340561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720585356.5U Expired - Fee Related CN206876478U (en) | 2017-05-24 | 2017-05-24 | A kind of sample holder structure of resistance spot welding cross tensile test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206876478U (en) |
-
2017
- 2017-05-24 CN CN201720585356.5U patent/CN206876478U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20180112 |