CN107449665A - A kind of Mechanical Properties Tensile experimental rig of one side self-plugging rivet - Google Patents
A kind of Mechanical Properties Tensile experimental rig of one side self-plugging rivet Download PDFInfo
- Publication number
- CN107449665A CN107449665A CN201710570399.0A CN201710570399A CN107449665A CN 107449665 A CN107449665 A CN 107449665A CN 201710570399 A CN201710570399 A CN 201710570399A CN 107449665 A CN107449665 A CN 107449665A
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- China
- Prior art keywords
- panel
- plate
- test plate
- test
- bottom plate
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/006—Crack, flaws, fracture or rupture
- G01N2203/0067—Fracture or rupture
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
Abstract
The present invention provides a kind of Mechanical Properties Tensile experimental rig of one side self-plugging rivet, including sample, rivet to be tested, tension test bush tool；Sample includes upper test plate (panel) and lower test plate (panel), tension test bush tool includes fixed plate, upper connecting rod screw, bottom plate and lower pull bar screw, upper connecting rod screw, upper mounted plate, bottom plate and lower pull bar screw are distributed from the top down successively, upper connecting rod screw is fixedly connected with upper mounted plate, lower pull bar screw is fixedly connected with bottom plate, upper test plate (panel) is located above lower test plate (panel), upper test plate (panel) passes through test plate (panel) under rivet to be tested, sample is fixedly installed between upper mounted plate, bottom plate, upper mounted plate is fixedly connected with test plate (panel), and bottom plate is fixedly connected with lower test plate (panel).Sample structure of the present invention, tool structure are simple, and tension test bush tool can be reused, and disclosure satisfy that the tension test of large-diameter and high-strength structure rivet, have filled up in national standard diameter more than the tension test technical method of 6.4mm self-plugging rivets.
Description
Technical field
The present invention relates to a kind of Mechanical Properties Tensile experimental rig of one side self-plugging rivet, belong to rail vehicle riveted structure
Reliability demonstration technical field.
Background technology
Staking process belongs to a kind of special procedure, and product riveting quality needs to carry out destructive testing or takes complex and expensive
Method could determine.The method of control riveting quality has visual examination, gauge measuring method after rivet shaping at present, during
Riveting technology parameter accordance control the methods of.Also there is the mechanical test method of similar blind rivet in national standard,
But nominal diameter is only applicable to 6.4mm self-plugging rivet and and Drive Rivet.In track industry, generally require using high-strength
Structural type rivet is spent, this kind of rivet has the characteristics of stretch-proof and strong anti-shear ability, so often dimensions is larger, diameter
More than 6.4mm, the test method in existing national standard can not meet above-mentioned rivet demand.So it is of the invention, for one side core pulling riveting
Nail, especially high-strength structure rivet, disclose a kind of rivet Mechanical Properties Tensile test method, indirect verification product riveting knot
The method of structure reliability.
The content of the invention
The technical problems to be solved by the invention are the defects of overcoming prior art, there is provided one based on one side self-plugging rivet
Kind Mechanical Properties Tensile experimental rig, indirect verification product riveted structure reliability.
To reach above-mentioned purpose, the present invention provides a kind of Mechanical Properties Tensile experimental rig of one side self-plugging rivet, including
Sample, rivet to be tested, tension test bush tool；The sample includes upper test plate (panel) and lower test plate (panel), the tension test bushing
Frock includes fixed plate, upper connecting rod screw, bottom plate and lower pull bar screw, the upper connecting rod screw, fixed plate, institute
State bottom plate and the lower pull bar screw is distributed from the top down successively, the upper connecting rod screw is fixedly connected fixed
Plate, the lower pull bar screw are fixedly connected with the bottom plate, and the upper test plate (panel) is above the lower test plate (panel), the upper test plate (panel)
Fixed plate, the bottom plate are fixedly installed on by lower test plate (panel), the sample described in the rivet to be tested
Between, fixed plate is fixedly connected with the upper test plate (panel), and the bottom plate is fixedly connected with the lower test plate (panel).
Preferentially, the upper test plate (panel) structure is identical with the lower test plate (panel), fixed plate and the bottom plate structure
It is identical.
Preferentially, the upper test plate (panel) is arranged in a mutually vertical manner with the lower test plate (panel), and the upper test plate (panel) is parallel to fixed
Plate is set, and the bottom plate is set parallel to the lower test plate (panel).
Preferentially, including several bolts, the upper of several mutual cooperations is opened up on fixed plate, the upper test plate (panel)
Screwed hole, the lower screwed hole of several mutual cooperations is opened up on the bottom plate, the lower test plate (panel), and several described bolts are worn
Cross the upper screwed hole and fixed plate is fixedly connected with the upper test plate (panel), several described bolts pass through the lower screwed hole
The bottom plate is fixedly connected with the lower test plate (panel).
Preferentially, the bottom plate, open up four lower screwed holes on the lower test plate (panel), four lower screwed holes on
Symmetrical on the upper test plate (panel), the upper test plate (panel) both sides of the edge open up four semicircle orifices for coordinating the lower screwed hole.
Preferentially, the upper connecting rod screw is vertically fixedly connected with fixed plate, and the lower pull bar screw is vertically fixed
Connect the bottom plate.
Preferentially, the upper test plate (panel), the long L of lower test plate (panel) be 120mm, wide A be 88mm, two on same edge semicircle
The distance between hole center of circle G is 50mm, is along the distance between two upper screwed holes of upper test plate (panel) width F
50mm, it is F along the distance between two described lower screwed holes of the lower test plate (panel) width, along the upper test plate (panel) length direction
The distance between two upper screwed holes E be 80mm, along the lower test plate (panel) length direction two lower screwed holes it
Between distance be E；A, G, L, limit deviation are ± 0.25mm, and E, F dimension limit deviation are ± 0.1mm.
The beneficial effect that the present invention is reached：
Sample structure of the present invention, tool structure are simple, and test procedure is simple, and standardization, precision is higher, and cost is relatively low.Stretching examination
Testing bush tool can reuse, and disclosure satisfy that the tension test of large-diameter and high-strength structure rivet, filled up national standard
Tension test technical method of the middle diameter more than 6.4mm self-plugging rivets.With very high promotional value.
Brief description of the drawings
Fig. 1 is the top view of the upper test plate (panel) of the present invention；
Fig. 2 is the structure chart that sample is installed in the present invention；
Fig. 3 is the structure chart of tension test bush tool in the present invention；
Fig. 4 is sample of the present invention and the schematic diagram of experiment bush tool installation；
Fig. 5 is sample tensile load-extension curve lab diagram of the present invention；
Wherein：1- samples, the upper test plate (panel)s of 11-, test plate (panel) under 12-, 13- rivets to be tested, 2- tension test bush tools are solid on 21-
Fixed board, 22- upper connecting rod screws, 23- bottom plates, pull bar screw under 24-, 25- bolts.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.Following examples are only used for clearly illustrating the present invention
Technical scheme, and can not be limited the scope of the invention with this.
A kind of Mechanical Properties Tensile experimental rig of one side self-plugging rivet, including sample 1, rivet to be tested 13, stretching examination
Test bush tool 2；The sample 1 includes upper test plate (panel) 11 and lower test plate (panel) 12, and the tension test bush tool 2 includes fixed plate
21st, upper connecting rod screw 22, bottom plate 23 and lower pull bar screw 24, it is the upper connecting rod screw 22, fixed plate 21, described
Bottom plate 23 and the lower pull bar screw 24 are distributed from the top down successively, and the upper connecting rod screw 22 is fixedly connected described solid
Fixed board 21, the lower pull bar screw 24 are fixedly connected with the bottom plate 23, and the upper test plate (panel) 11 is located on the lower test plate (panel) 12
Side, the upper test plate (panel) 11 rivet the lower test plate (panel) 12 by the rivet 13 to be tested, and the sample 1 is fixedly installed on described
Between fixed plate 21, the bottom plate 23, fixed plate 21 is fixedly connected with the upper test plate (panel) 11, the bottom plate 12
It is fixedly connected with the lower test plate (panel) 12.
Further, the structure of upper test plate (panel) 11 is identical with the lower test plate (panel) 12, fixed plate 21 and described lower solid
The structure of fixed board 23 is identical.
Further, the upper test plate (panel) 11 is arranged in a mutually vertical manner with the lower test plate (panel) 12, and the upper test plate (panel) 11 is parallel to institute
State upper mounted plate 21 to set, the bottom plate 23 is set parallel to the lower test plate (panel) 12.
Further, including several bolts 25, to open up several on fixed plate 21, the upper test plate (panel) 11 mutual
The upper screwed hole of cooperation, the lower screwed hole of several mutual cooperations is opened up on the bottom plate 23, the lower test plate (panel) 12, it is some
Fixed plate 21 is fixedly connected with the upper test plate (panel) 11 by the individual bolt 25 through the upper screwed hole, several described spiral shells
The bottom plate 23 is fixedly connected with the lower test plate (panel) 12 by bolt 25 through the lower screwed hole.
Further, the bottom plate 23, open up four lower screwed holes, four lower screw threads on the lower test plate (panel) 12
On symmetrical on the upper test plate (panel) 11, the upper both sides of the edge of test plate (panel) 11 open up four and coordinate the half of the lower screwed hole in hole
Circular hole.
Further, the upper connecting rod screw 22 is vertically fixedly connected with fixed plate 21, the lower pull bar screw 24
Vertically it is fixedly connected with the bottom plate 23.
Further, the upper test plate (panel)（11）, lower test plate (panel)（12）Long L is 120mm, wide A is 88mm, on same edge
The distance between two semicircle orifice centers of circle G be 50mm, along the upper test plate (panel)（11）Two upper screwed holes of width
The distance between F be 50mm, along the lower test plate (panel)（12）The distance between two described lower screwed holes of width are F, edge
The upper test plate (panel)（11）The distance between two upper screwed holes of length direction E is 80mm, along the lower test plate (panel)（12）It is long
It is E to spend the distance between two lower screwed holes in direction；A, G, L, limit deviation are ± 0.25mm, and E, F dimension limit are inclined
Difference is ± 0.1mm.
D is rivet mounting hole normal diameter, and t is upper test plate (panel) 11, the thickness of lower test plate (panel) 12, and thickness t should be by the riveting of required checking
Binding structure material and thickness of slab determine, for annular groove class rivet（C6L、C50L、MGP）Because rivet be molded after ailhead, nail tail size compared with
Greatly, can suitably equal proportion adjustment frock basic size.
The chuck of the clamping sample should be autocollimatic pinching chuck, and this chuck should be able to make load center along sample binding face
By fastener centerline, deviation is not more than 0.125mm.
As shown in figure 1, the sample 1, by test plate (panel) 11,90 ° of 12 transverse and longitudinal cross of test plate (panel) intersects installation, between by need by
The riveting of rivet 13 fastening used in structure is verified, sample 1 needs to be used cooperatively with experiment bush tool 2.Sample 1 is put into experiment
Between the upper mounted plate 21 of bush tool, lower tie plate 23, it is fixedly connected by hexagonal connecting bolt 25 in M10 with sample 1,
Upper connecting rod screw 22, the end clamping zone of lower pull bar screw 24 are put into testing machine test fixture and carry out tension test.Sample with
It is as shown in Figure 4 to test bush tool installation signal.
Load should constantly be applied during tension test, until test specimen damages, first peak load of appearance should
Record is given, is as assessed the tensile force corresponding to the load born before sample structure failure or failure.
The present invention is used for rail vehicle riveted structure reliability demonstration technical field, more particularly to the one of one side self-plugging rivet
The test method of kind of Mechanical Properties Tensile, test tooling structure is simple, and test procedure is simple, and standardization, precision is higher, cost compared with
It is low.Tension test bush tool can be reused, and disclosure satisfy that the tension test of large-diameter and high-strength structure rivet, fill up
Tension test technical method of the diameter more than 6.4mm self-plugging rivets in national standard.With very high promotional value.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, some improvement and deformation can also be made, these are improved and deformation
Also it should be regarded as protection scope of the present invention.
Claims (7)
1. a kind of Mechanical Properties Tensile experimental rig of one side self-plugging rivet, it is characterised in that including sample（1）, riveting to be tested
Nail（13）, tension test bush tool（2）；The sample（1）Including upper test plate (panel)（11）With lower test plate (panel)（12）, the tension test
Bush tool（2）Including fixed plate（21）, upper connecting rod screw（22）, bottom plate（23）With lower pull bar screw（24）, it is described on
Pull bar screw（22）, fixed plate（21）, the bottom plate（23）With the lower pull bar screw（24）Successively on to
Lower distribution, the upper connecting rod screw（22）It is fixedly connected with fixed plate（21）, the lower pull bar screw（24）It is fixedly connected
The bottom plate（23）, the upper test plate (panel)（11）Positioned at the lower test plate (panel)（12）Top, the upper test plate (panel)（11）By described
Rivet to be tested（13）Rivet the lower test plate (panel)（12）, the sample（1）It is fixedly installed on fixed plate（21）, it is described under
Fixed plate（23）Between, fixed plate（21）It is fixedly connected with the upper test plate (panel)（11）, the bottom plate（12）It is fixed to connect
Connect the lower test plate (panel)（12）.
A kind of 2. Mechanical Properties Tensile experimental rig of one side self-plugging rivet according to claim 1, it is characterised in that institute
State test plate (panel)（11）Structure and the lower test plate (panel)（12）It is identical, fixed plate（21）With the bottom plate（23）Structure phase
Together.
A kind of 3. Mechanical Properties Tensile experimental rig of one side self-plugging rivet according to claim 1, it is characterised in that
The upper test plate (panel)（11）With the lower test plate (panel)（12）It is arranged in a mutually vertical manner, the upper test plate (panel)（11）Parallel to fixed plate
（21）Set, the bottom plate（23）Parallel to the lower test plate (panel)（12）Set.
A kind of 4. Mechanical Properties Tensile experimental rig of one side self-plugging rivet according to claim 2, it is characterised in that bag
Include several bolts（25）, fixed plate（21）, the upper test plate (panel)（11）On open up several mutual cooperation upper screw thread
Hole, the bottom plate（23）, the lower test plate (panel)（12）On open up several mutual cooperation lower screwed hole, several described spiral shells
Bolt（25）Through the upper screwed hole by fixed plate（21）It is fixedly connected with the upper test plate (panel)（11）, several described bolts
（25）Through the lower screwed hole by the bottom plate（23）It is fixedly connected with the lower test plate (panel)（12）.
A kind of 5. Mechanical Properties Tensile experimental rig of one side self-plugging rivet according to claim 4, it is characterised in that institute
State bottom plate（23）, the lower test plate (panel)（12）On open up four lower screwed holes, four lower screwed holes are on the upper examination
Plate（11）Upper symmetrical, the upper test plate (panel)（11）Both sides of the edge open up four semicircle orifices for coordinating the lower screwed hole.
A kind of 6. Mechanical Properties Tensile experimental rig of one side self-plugging rivet according to claim 1, it is characterised in that institute
State upper connecting rod screw（22）Vertically it is fixedly connected with fixed plate（21）, the lower pull bar screw（24）Vertically it is fixedly connected with institute
State bottom plate（23）.
A kind of 7. Mechanical Properties Tensile experimental rig of one side self-plugging rivet according to claim 5, it is characterised in that institute
State test plate (panel)（11）, lower test plate (panel)（12）Long L is 120mm, wide A is 88mm, two on the same edge semicircle orifice center of circle it
Between distance G be 50mm, along the upper test plate (panel)（11）The distance between two upper screwed holes of width F is 50mm,
Along the lower test plate (panel)（12）The distance between two described lower screwed holes of width are F, along the upper test plate (panel)（11）Length
The distance between two upper screwed holes in direction E is 80mm, along the lower test plate (panel)（12）Under two of length direction described
The distance between screwed hole is E；A, G, L, limit deviation are ± 0.25mm, and E, F dimension limit deviation are ± 0.1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710570399.0A CN107449665A (en) | 2017-07-13 | 2017-07-13 | A kind of Mechanical Properties Tensile experimental rig of one side self-plugging rivet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710570399.0A CN107449665A (en) | 2017-07-13 | 2017-07-13 | A kind of Mechanical Properties Tensile experimental rig of one side self-plugging rivet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107449665A true CN107449665A (en) | 2017-12-08 |
Family
ID=60488555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710570399.0A Pending CN107449665A (en) | 2017-07-13 | 2017-07-13 | A kind of Mechanical Properties Tensile experimental rig of one side self-plugging rivet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107449665A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030175A (en) * | 2018-07-25 | 2018-12-18 | 珠海中航艾维检测技术有限公司 | A kind of riveting parts pull-off test test device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102735537A (en) * | 2012-07-03 | 2012-10-17 | 济南科汇试验设备有限公司 | Stretching clamp for bolt combination |
| CN203965238U (en) * | 2014-06-24 | 2014-11-26 | 中国飞机强度研究所 | Rivet pure extension dynamic mechanical test supportive device |
| CN204346827U (en) * | 2015-01-05 | 2015-05-20 | 攀钢集团研究院有限公司 | Bolt tension test fixture |
| CN104832519A (en) * | 2015-05-21 | 2015-08-12 | 遵义天义利威机电有限责任公司 | Self-plugging rivet and riveting strength detection method thereof |
| CN204831898U (en) * | 2015-08-07 | 2015-12-02 | 贵州航瑞科技有限公司 | Self -plugging rivet tensile test pretension frock |
-
2017
- 2017-07-13 CN CN201710570399.0A patent/CN107449665A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102735537A (en) * | 2012-07-03 | 2012-10-17 | 济南科汇试验设备有限公司 | Stretching clamp for bolt combination |
| CN203965238U (en) * | 2014-06-24 | 2014-11-26 | 中国飞机强度研究所 | Rivet pure extension dynamic mechanical test supportive device |
| CN204346827U (en) * | 2015-01-05 | 2015-05-20 | 攀钢集团研究院有限公司 | Bolt tension test fixture |
| CN104832519A (en) * | 2015-05-21 | 2015-08-12 | 遵义天义利威机电有限责任公司 | Self-plugging rivet and riveting strength detection method thereof |
| CN204831898U (en) * | 2015-08-07 | 2015-12-02 | 贵州航瑞科技有限公司 | Self -plugging rivet tensile test pretension frock |
Non-Patent Citations (1)
| Title |
|---|
| 国家技术监督局: "《GB12619-90抽芯铆钉技术条件》", 1 October 1991 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030175A (en) * | 2018-07-25 | 2018-12-18 | 珠海中航艾维检测技术有限公司 | A kind of riveting parts pull-off test test device |
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| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171208 |
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