CN106124194A - One is exempted to disturb resistance to deformation resonant mode fatigue test clamper - Google Patents
One is exempted to disturb resistance to deformation resonant mode fatigue test clamper Download PDFInfo
- Publication number
- CN106124194A CN106124194A CN201610395174.1A CN201610395174A CN106124194A CN 106124194 A CN106124194 A CN 106124194A CN 201610395174 A CN201610395174 A CN 201610395174A CN 106124194 A CN106124194 A CN 106124194A
- Authority
- CN
- China
- Prior art keywords
- stationary fixture
- fixture
- deformation
- jockey
- bearing pin
- Prior art date
- 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.)
- Pending
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/023—Power-transmitting endless elements, e.g. belts or chains
Abstract
The present invention relates to a kind of test fixture, particularly relate to one and exempt to disturb resistance to deformation resonant mode fatigue test clamper.The technical solution used in the present invention is: one is exempted to disturb resistance to deformation resonant mode fatigue test clamper, including upper jockey, upper connection bearing pin, upper stationary fixture, bushing, upper fixed pin shaft, lower fixed pin shaft, lower stationary fixture, lower connection bearing pin and lower jockey, fixed fixture, by side by side, the upper left stationary fixture be arrangeding in parallel and upper right stationary fixture composition, described lower stationary fixture is by side by side, the bottom right stationary fixture be arrangeding in parallel and lower-left stationary fixture composition, the invention have the advantage that the deformation resistance improving tired fixture, tired fixture is avoided to scrap because of deformation, save fatigue test cost.
Description
Technical field
The present invention relates to a kind of test fixture, particularly relate to one and exempt to disturb resistance to deformation resonant mode fatigue test clamper.
Background technology
Fatigue rupture is as a kind of failure mode of various materials, component or structure, throughout machinery, aviation, railway, building
The every field such as engineering.Prevent the generation of fatigue fracture accident, have great meaning for developing national economy and science and technology
Justice.Fatigue is required increasingly to standardize by chain as primary drive or conveying component, the therefore fatigue test of chain products
Increasingly normalization.Original resonant mode fatigue test clamper includes jockey, upper connection bearing pin, upper stationary fixture, upper solid
Rationed marketing axle, lower fixed pin shaft, lower stationary fixture, lower connection bearing pin, lower jockey form, and upper stationary fixture is by upper connecting pin
Axle is connected on jockey, and before and after formation, Double-directional rotary is the most secondary, and lower stationary fixture is connected to down by lower connection bearing pin
On jockey, before and after formation, Double-directional rotary is the most secondary, and chain is connected to upper fixation clamp by upper fixed pin shaft, lower fixed pin shaft
Between tool, lower stationary fixture.Above-mentioned each auxiliary connection is matched in clearance.Resonant mode fatigue machine produces resonance by above-mentioned fixture
Transmission axial load is to chain.Chain, by upper fixed pin shaft, lower fixed pin shaft stress, is subject to because natural resiliency deformation forms elasticity
Power pair is fixed on resonant mode fatigue machine axial load direction, and upper jockey, lower jockey are threaded connection solid
It is scheduled on resonant mode fatigue machine, forms fixing stress pair and be fixed on resonant mode fatigue machine axial load direction, on
Stationary fixture, lower stationary fixture are fixed on elasticity by upper connection bearing pin, lower connection bearing pin and upper fixed pin shaft, lower fixed pin shaft
Stress is secondary and between fixing stress pair.Upper stationary fixture, lower stationary fixture produce the offset loading force of left and right directions because of resonance, upper fixing
Fixture, lower stationary fixture are because monoblock type cannot unload the offset loading force of left and right directions, and act on chain, offset loading force moment mistake
Chain at stationary fixture is caused greatly to destroy；It addition, upper fixed pin shaft, lower fixed pin shaft matched in clearance upper stationary fixture, under
On stationary fixture, upper stationary fixture, lower stationary fixture are limited in and upper fixed pin shaft, lower fixed pin shaft gap because of chain structure
Being member stress weak spot at cooperation, and be main stress point, life-time service causes fixture to deform.Both the above situation all can be made
Become test failure, lose time and money.Therefore, it should provide a kind of new technical scheme to solve the problems referred to above.
Summary of the invention
It is an object of the invention to: for above-mentioned deficiency, it is provided that a kind of rational in infrastructure, what using effect was good exempts to disturb resistance to deformation
Resonant mode fatigue test clamper.
For achieving the above object, the technical solution used in the present invention is:
One is exempted to disturb resistance to deformation resonant mode fatigue test clamper, including upper jockey, upper connection bearing pin, upper fixation clamp
Tool, fixed pin shaft bushing, upper, lower fixed pin shaft, lower stationary fixture, lower connection bearing pin and lower jockey, fixed folder
Tool, is made up of upper left stationary fixture arranged side by side, that be arranged in parallel and upper right stationary fixture, and described lower stationary fixture is by arranged side by side, parallel
The bottom right stationary fixture arranged and lower-left stationary fixture composition, left and right upper stationary fixture and being connected to by upper connection bearing pin
On jockey, before and after formation, Double-directional rotary is the most secondary and left and right sliding is the most secondary, and left and right lower stationary fixture is by lower connecting pin
Axle is connected on lower jockey, and before and after formation, Double-directional rotary is the most secondary and left and right sliding is the most secondary, and chain is by upper steady pin
Axle, lower fixed pin shaft are connected between stationary fixture and lower stationary fixture.
Further technical scheme:
Described bushing mistake wins cooperation on upper stationary fixture and lower stationary fixture.
Due to the application of technique scheme, the present invention compared with prior art has the advantage that
The test fixture of the present invention, the left and right directions that left and right upper stationary fixture, left and right lower stationary fixture produce because of resonance
Offset loading force unloaded by the left and right sliding of stationary fixture, it is ensured that fixture when bidirectional swinging without interference, the most right during test
Sample produces additional load, it is to avoid offset loading force moment is excessive causes chain at stationary fixture to destroy, and causes test failure, waste
Time and money.The rigidity of bushing raising member stress weak spot, improves the deformation resistance of tired fixture, it is to avoid tired fixture because of
Deform and scrap, save fatigue test cost.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of the present invention.
In the figures above: 1, upper jockey, 2, upper connection bearing pin, 3, upper left stationary fixture, 4, upper right stationary fixture, 5,
Bushing, 6, upper fixed pin shaft, 7, chain, 8, lower fixed pin shaft, 9, bottom right stationary fixture, 10, lower-left stationary fixture, 11, lower company
Pin axle, 12, lower jockey.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment the invention will be further described:
Embodiment one:
As it is shown in figure 1, as first embodiment, one of the present invention is exempted to disturb resistance to deformation resonant mode fatigue test clamper,
Including upper jockey 1, upper connection bearing pin 2, upper stationary fixture, bushing 5, upper fixed pin shaft 6, lower fixed pin shaft 8, lower fixation clamp
Tool, lower connection bearing pin 11 and lower jockey 12, fixed fixture, by upper left stationary fixture 3 and arranged side by side, that be arranged in parallel
Upper right stationary fixture 4 forms, and described lower stationary fixture is by bottom right stationary fixture 9 arranged side by side, that be arranged in parallel and lower-left stationary fixture
10 compositions, left and right upper stationary fixture 3 and 4 is connected on upper jockey 1 by upper connection bearing pin 2, Double-directional rotary before and after formation
The most secondary and left and right sliding is free secondary, and left and right lower stationary fixture 10 and 9 is connected to lower jockey 12 by lower connection bearing pin 11
On, before and after formation, Double-directional rotary is the most secondary and left and right sliding is the most secondary, and chain 7 is by upper fixed pin shaft 6, lower fixed pin shaft 8 even
It is connected between stationary fixture and lower stationary fixture.
Preferably, as second embodiment, the present embodiment is the further restriction to embodiment one, described bushing 5 mistakes
Win and coordinate on upper stationary fixture and lower stationary fixture.
The test fixture of the present invention, left and right upper stationary fixture 3 and 4 and left and right lower stationary fixture 10 and 9 produce because of resonance
The offset loading force of raw left and right directions is unloaded by the left and right sliding of stationary fixture, it is ensured that fixture is existing without interfering when bidirectional swinging
As, sample is not produced additional load during test, it is to avoid offset loading force moment is excessive causes chain at stationary fixture to destroy, and causes
Test failure, loses time and money.Bushing 5 rigidity improving member stress weak spot, improve the deformation resistance of tired fixture,
Avoid tired fixture to scrap because of deformation, save fatigue test cost.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of without departing from principle of the present invention, it is also possible to make some improvement or replacement, these improve or replace also
Should be regarded as protection scope of the present invention.
Claims (2)
1. exempt to disturb resistance to deformation resonant mode fatigue test clamper for one kind, it is characterised in that: include jockey (1), upper connection
Bearing pin (2), upper stationary fixture, bushing (5), upper fixed pin shaft (6), lower fixed pin shaft (8), lower stationary fixture, lower connection bearing pin
And lower jockey (12) (11), fixed fixture, by side by side, the upper left stationary fixture (3) that be arranged in parallel and upper right consolidate
Clamp tool (4) composition, described lower stationary fixture is by bottom right stationary fixture (9) arranged side by side, that be arranged in parallel and lower-left stationary fixture
(10) composition, left and right upper stationary fixture (3) and (4) are connected on upper jockey (1) by upper connection bearing pin (2), before formation
Rear Double-directional rotary is the most secondary and left and right sliding is the most secondary, and left and right lower stationary fixture (10) and (9) are by lower connection bearing pin (11) even
Being connected on lower jockey (12), before and after formation, Double-directional rotary is the most secondary and left and right sliding is the most secondary, and chain (7) is by upper fixing
Bearing pin (2), lower fixed pin shaft (8) are connected between stationary fixture and lower stationary fixture.
One the most according to claim 1 is exempted to disturb resistance to deformation resonant mode fatigue test clamper, it is characterised in that: described edge
Set (5) is crossed to win and is coordinated on stationary fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610395174.1A CN106124194A (en) | 2016-06-03 | 2016-06-03 | One is exempted to disturb resistance to deformation resonant mode fatigue test clamper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610395174.1A CN106124194A (en) | 2016-06-03 | 2016-06-03 | One is exempted to disturb resistance to deformation resonant mode fatigue test clamper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106124194A true CN106124194A (en) | 2016-11-16 |
Family
ID=57270158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610395174.1A Pending CN106124194A (en) | 2016-06-03 | 2016-06-03 | One is exempted to disturb resistance to deformation resonant mode fatigue test clamper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106124194A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106840865A (en) * | 2017-03-27 | 2017-06-13 | 北方民族大学 | A kind of fixture and cupping machine |
| CN111521466A (en) * | 2020-05-28 | 2020-08-11 | 天津大学 | Opening structure corner fatigue sample and special fixture thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000136990A (en) * | 1998-11-02 | 2000-05-16 | Sony Corp | Device for testing mechanical fatigue |
| CN101504344A (en) * | 2009-02-20 | 2009-08-12 | 苏州环球链传动有限公司 | Special fatigue test clamper for bending additional plate |
| FR2918174B1 (en) * | 2007-06-28 | 2009-08-21 | Snecma Sa | ALIGNMENT IN A TRACTION FATIGUE TEST MACHINE |
| CN201837559U (en) * | 2010-10-22 | 2011-05-18 | 南京利民机械有限责任公司 | Combined fixture for chain fatigue test |
| CN102607951A (en) * | 2012-03-08 | 2012-07-25 | 北京航空航天大学 | Double-head tenon joint tension test structure without additional bending moment |
| CN203083822U (en) * | 2013-01-18 | 2013-07-24 | 青岛征和工业有限公司 | Chain high-frequency testing machine clamping device |
| CN104913978A (en) * | 2015-05-28 | 2015-09-16 | 同济大学 | Escalator drive chain breaking tensile test, fatigue test and chain length precision measurement test table |
-
2016
- 2016-06-03 CN CN201610395174.1A patent/CN106124194A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000136990A (en) * | 1998-11-02 | 2000-05-16 | Sony Corp | Device for testing mechanical fatigue |
| FR2918174B1 (en) * | 2007-06-28 | 2009-08-21 | Snecma Sa | ALIGNMENT IN A TRACTION FATIGUE TEST MACHINE |
| CN101504344A (en) * | 2009-02-20 | 2009-08-12 | 苏州环球链传动有限公司 | Special fatigue test clamper for bending additional plate |
| CN201837559U (en) * | 2010-10-22 | 2011-05-18 | 南京利民机械有限责任公司 | Combined fixture for chain fatigue test |
| CN102607951A (en) * | 2012-03-08 | 2012-07-25 | 北京航空航天大学 | Double-head tenon joint tension test structure without additional bending moment |
| CN203083822U (en) * | 2013-01-18 | 2013-07-24 | 青岛征和工业有限公司 | Chain high-frequency testing machine clamping device |
| CN104913978A (en) * | 2015-05-28 | 2015-09-16 | 同济大学 | Escalator drive chain breaking tensile test, fatigue test and chain length precision measurement test table |
Non-Patent Citations (2)
| Title |
|---|
| 史文库 等: "JB 5387—91《滚子链和套筒链 链段疲劳性能试验方法》中的夹具问题", 《机型工业标准化》 * |
| 杨刚 等: "链条疲劳性能测试方法研究", 《机械设计》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106840865A (en) * | 2017-03-27 | 2017-06-13 | 北方民族大学 | A kind of fixture and cupping machine |
| CN106840865B (en) * | 2017-03-27 | 2023-09-12 | 北方民族大学 | Clamp and tensile testing machine |
| CN111521466A (en) * | 2020-05-28 | 2020-08-11 | 天津大学 | Opening structure corner fatigue sample and special fixture thereof |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161116 |
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| WD01 | Invention patent application deemed withdrawn after publication |