CN107340112A - Knuckle impact test apparatus - Google Patents
Knuckle impact test apparatus Download PDFInfo
- Publication number
- CN107340112A CN107340112A CN201611044401.2A CN201611044401A CN107340112A CN 107340112 A CN107340112 A CN 107340112A CN 201611044401 A CN201611044401 A CN 201611044401A CN 107340112 A CN107340112 A CN 107340112A
- Authority
- CN
- China
- Prior art keywords
- knuckle
- base
- impact test
- bulb
- test apparatus
- 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.)
- Granted
Links
- 238000009863 impact test Methods 0.000 title claims abstract description 33
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims 1
- 230000035939 shock Effects 0.000 abstract description 7
- 239000006096 absorbing agent Substances 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 4
- 238000004088 simulation Methods 0.000 abstract description 4
- 238000012360 testing method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 239000000725 suspension Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a kind of knuckle impact test apparatus, including：Base；Outside link is turned to, the first end for turning to outside link is rigidly connected with the base, and second end for turning to outside link is rotatablely connected with knuckle；First club, there is the first bulb and the first bar, first bulb and the first fixed block being arranged on the base are rotatablely connected, and first bar is fixedly connected with the knuckle；Mounting bracket, including fixed plate, traveller and spherical pin, the fixed plate is connected by the shock absorber mounting hole on fastener and the knuckle, and the traveller is fixedly connected with the fixed plate, and the traveller passes through the spherical pin, the shell of the spherical pin is fixedly connected with the base.Knuckle impact test apparatus provided by the invention is realized with vehicle identical by force constraint, makes the force simulation of knuckle in test more accurate, while the experimental rig is simple in construction, is easy to apply.
Description
Technical field
The present invention relates to the impact test of knuckle in automotive suspension, more particularly to a kind of knuckle impact test apparatus.
Background technology
Spindle is the strength member in suspension, and in running car, each on road surface all passes through tire, wheel to power
Rim, flange, bearing, knuckle, control arm, column assembly, subframe etc. are delivered to vehicle body, at the same brakes, steering,
The power of drive system is transferred to tire and road surface also by knuckle.Thus the structural strength of knuckle and fatigue endurance seem outstanding
To be important.
Fig. 1 is the schematic diagram for carrying out impact test to knuckle by stand in the prior art, as shown in figure 1, its transfer
It is arranged on to section 1 (band bearing and flange) by the fixation of fixture 2, disk 3 on knuckle 1, drift 4 is rushed with certain energy value
Hit disk, the impact energy that is usually noted when lower knuckle destroys or judge when being flushed to certain energy value it is qualified.Above-mentioned experiment
In device, all mount points of knuckle are fixed, and the free degree is zero, constrained from knuckle in vehicle it is different, therefore can not
Correct reflection knuckle strength weak point, therefore correct improvement direction can not be provided to designer.
The content of the invention
It is an object of the invention to provide a kind of knuckle impact test apparatus, to solve the problems of the prior art, improves
The precision of impact test.
The invention provides a kind of knuckle impact test apparatus, wherein, including：
Base；
Outside link is turned to, the first end for turning to outside link is rigidly connected with the base, the steering outside link
Second end is rotatablely connected with knuckle；
First club, has the first bulb and the first bar, first bulb and is arranged on the base first solid
Determine block rotation connection, first bar is fixedly connected with the knuckle；
Mounting bracket, including fixed plate, traveller and spherical pin, the fixed plate pass through on fastener and the knuckle
Shock absorber mounting hole is connected, and the traveller is fixedly connected with the fixed plate, and the traveller passes through the spherical pin, institute
The shell for stating spherical pin is fixedly connected with the base.
Knuckle impact test apparatus as described above, these, it is preferred to, the steering outside link includes first and drawn
Bar, the second pull bar and the second club；
One end of first pull bar is provided with the 3rd bulb, and first bulb is rigidly connected with the base；
One end of second pull bar is provided with ball-and-socket；
Second club includes the second bulb and the second bar, and second bulb is rotatably assorted with the ball-and-socket, described
Second club is fixedly connected with the knuckle.
Knuckle impact test apparatus as described above, these, it is preferred to, second bulb passes through the second fixed block
It is fixedly connected with the base.
Knuckle impact test apparatus as described above, these, it is preferred to, the shell of the spherical pin is solid by the 3rd
Determine block to be fixedly connected with the base.
Knuckle impact test apparatus as described above, these, it is preferred to, the 3rd fixed block is weldingly fixed on institute
State on base.
Knuckle impact test apparatus as described above, these, it is preferred to, the base is rectangular steel plates.
Knuckle impact test apparatus provided by the invention is realized with vehicle identical by force constraint, is trying knuckle
Force simulation in testing is more accurate, while the experimental rig is simple in construction, is easy to apply.
Brief description of the drawings
Fig. 1 is the schematic diagram for carrying out impact test to knuckle by stand in the prior art；
Fig. 2 is the structural representation of knuckle impact test apparatus provided in an embodiment of the present invention；
Fig. 3 is the working state figure of knuckle impact test apparatus provided in an embodiment of the present invention；
Fig. 4 is the structural representation for turning to outside link；
Fig. 5 is Fig. 4 A-A to sectional view；
Fig. 6 is the connection diagram for turning to outside link and the first hard spot；
Fig. 7 is the connection diagram of the first club and the second hard spot；
Fig. 8 is the structural representation of mounting bracket；
Fig. 9 is Fig. 8 B-B direction sectional view；
Figure 10 is the structural side view of knuckle.
Description of reference numerals：
1- knuckle 101- shock absorber mounting holes 102- installation joint arm 2- fixture 3- disk 4- drift 5- bases 6-
Turn to bulb 63- the second pull bar 64- ball-and-sockets 65- the second club the second balls of 651- of outside link the first pull bars of 61- 62- the 3rd
Head 652- the second bar 7- the first club 71- the first bulb 72- the first bar 8- mounting bracket 81- fixed plate 82- travellers
Fixed block 12- the first hard spot the second hard spots of 13- of 83- spherical pins 9- the first fixed block the second fixed blocks of 10- 11- the 3rd
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not construed as limiting the claims.
Fig. 2 is the structural representation of knuckle impact test apparatus provided in an embodiment of the present invention, and Fig. 3 is implemented for the present invention
The working state figure for the knuckle impact test apparatus that example provides.
As shown in Figures 2 and 3, the embodiments of the invention provide a kind of knuckle impact test apparatus, including base 5, turn
Outside pull bar 6, the first club 7 and mounting bracket 8.When carrying out impact test, knuckle 1 is by turning to outside link 6, the first ball
Bar 7 and mounting bracket 8 are connected with base 5, and after installing, drift impacts downwards the wheel being connected with knuckle 1 from vertical direction
Rim, impact energy when record knuckle 1 is deformed or is broken.
Wherein, base 5 can use rectangular steel plates, and the first end for turning to outside link 6 connects with the rigidity of base 5
Connect, second end for turning to outside link 6 is rotatablely connected with knuckle 1.
Fig. 4 is the structural representation for turning to outside link 6, Fig. 5 be Fig. 4 A-A to sectional view, Fig. 6 for turn to outside link with
The connection diagram of first hard spot.Preferably, the steering outside link 6 includes the first pull bar 61, the second pull bar 63 and second
Club 65.One end of first pull bar 61 is provided with the 3rd bulb 62, and the 3rd bulb 62 connects with the rigidity of base 5
Connect.One end of second pull bar 63 is provided with ball-and-socket 64, and the center of the ball-and-socket 64 overlaps with the first hard spot 12 of knuckle 1.
Second club 65 includes the second bulb 651 and the second bar 652, and second bulb 651 is rotatably assorted with the ball-and-socket 64,
Second club 65 is fixedly connected with the knuckle 1.Turn to the knuckle arm hard spot that outside link 6 plays limitation knuckle 1
The air line distance of (the first hard spot 12) and base 5, when carrying out impact test, the first hard spot 12 is only by the branch of outer steering linkage
Support, remains the six-freedom degree of the first hard spot 12, shock loading is mainly born by the installation joint arm 102 of damper.
Fig. 7 is the connection diagram of the first club and the second hard spot, and the first club 7 has the first bulb 71 and the first bar
72, first bulb 71 is rotatablely connected with the first fixed block 9 being arranged on the base 5, and the first fixed block 9 can weld
It is fixed on the base 5, first bar 72 is fixedly connected with the knuckle 1.
It will be appreciated by persons skilled in the art that, second bulb similar with the set-up mode of the first fixed block 9
651 can also be fixedly connected by the second fixed block 10 with the base 5, and the second fixed block 10 is weldingly fixed on the base 5
On.
First club 7 is connected by the first bulb 71 and the first fixed block 9 with base 5, as shown in fig. 7, limitation second is hard
The hard spot translational degree of freedom of the planar degrees of freedom of point 13, i.e. knuckle lower control arm installation taper hole, knuckle 1 can be hard around second
The rotation of point 13.
Fig. 8 is the structural representation of mounting bracket, and Fig. 9 is Fig. 8 B-B direction sectional view, and Figure 10 is the structure side of knuckle
View.Mounting bracket 8 includes fixed plate 81, traveller 82 and spherical pin 83, and the fixed plate 81 passes through fastener and the steering
Shock absorber mounting hole 101 on section 1 is connected, and the traveller 82 is fixedly connected with the fixed plate 81, and the traveller 82
, can the globally translation of pin 83 or rotation through the spherical pin 83.The shell of the spherical pin 83 is fixed with the base 5 to be connected
Connect.It will be appreciated by persons skilled in the art that it is similar with the set-up mode of the first fixed block 9, outside the spherical pin 83
Shell can also be fixedly connected by the 3rd fixed block 11 with the base 5, and the 3rd fixed block 11 is weldingly fixed on the base 5
On.
In the present embodiment, the second hard spot 13 and shock absorber mounting hole 101 are connected with the first club 7 and mounting bracket 8 respectively,
The center of first bulb 71 of the first club 7 and the line of centres simulation stub of spherical pin 83, it is not connected turning to outside link 6
When, knuckle 1 can rotate around the line, after turning to outside link 6 and connecting, limit the distance of the first hard spot 12 and base 5,
So that knuckle 1 is completely fixed, because the first hard spot 12 has a spatial degrees of freedom when carrying out impact test, shock loading is main
Born by installation joint arm 102, knuckle stressing conditions are identical when impacting front barrier with tire under whole vehicle state, thus improve
The precision of impact test.
Knuckle impact test apparatus provided in an embodiment of the present invention is realized with vehicle identical by force constraint, makes steering
The force simulation of section in test is more accurate, while the experimental rig is simple in construction, is easy to apply.
Construction, feature and the action effect of the present invention, above institute is described in detail according to the embodiment shown in schema above
Only presently preferred embodiments of the present invention is stated, but the present invention is not to limit practical range shown in drawing, it is every according to structure of the invention
Want made change, or be revised as the equivalent embodiment of equivalent variations, when still without departing from specification and illustrating covered spirit,
All should be within the scope of the present invention.
Claims (6)
- A kind of 1. knuckle impact test apparatus, it is characterised in that including：Base；Outside link is turned to, the first end for turning to outside link is rigidly connected with the base, described to turn to the second of outside link End is rotatablely connected with knuckle；First club, there is the first bulb and the first bar, first bulb and the first fixed block being arranged on the base Rotation connection, first bar are fixedly connected with the knuckle；Mounting bracket, including fixed plate, traveller and spherical pin, the fixed plate pass through the damping on fastener and the knuckle Device mounting hole is connected, and the traveller is fixedly connected with the fixed plate, and the traveller passes through the spherical pin, the ball The shell of face pin is fixedly connected with the base.
- 2. knuckle impact test apparatus according to claim 1, it is characterised in that the steering outside link includes first Pull bar, the second pull bar and the second club；One end of first pull bar is provided with the 3rd bulb, and the 3rd bulb is rigidly connected with the base；One end of second pull bar is provided with ball-and-socket；Second club includes the second bulb and the second bar, and second bulb is rotatably assorted with the ball-and-socket, and described second Club is fixedly connected with the knuckle.
- 3. knuckle impact test apparatus according to claim 2, it is characterised in that second bulb is solid by second Determine block to be fixedly connected with the base.
- 4. knuckle impact test apparatus according to claim 1, it is characterised in that the shell of the spherical pin passes through Three fixed blocks are fixedly connected with the base.
- 5. knuckle impact test apparatus according to claim 4, it is characterised in that the 3rd fixed block is welded and fixed On the base.
- 6. according to the knuckle impact test apparatus described in claim any one of 1-5, it is characterised in that the base is rectangle Steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611044401.2A CN107340112B (en) | 2016-11-24 | 2016-11-24 | Knuckle impact test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611044401.2A CN107340112B (en) | 2016-11-24 | 2016-11-24 | Knuckle impact test device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107340112A true CN107340112A (en) | 2017-11-10 |
| CN107340112B CN107340112B (en) | 2019-12-31 |
Family
ID=60221936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611044401.2A Expired - Fee Related CN107340112B (en) | 2016-11-24 | 2016-11-24 | Knuckle impact test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107340112B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980016265A (en) * | 1996-08-27 | 1998-05-25 | 양재신 | Durability testing device of steering knuckle |
| KR19980016265U (en) * | 1996-09-17 | 1998-06-25 | 이형도 | Synchronous cable structure of the flyback transformer |
| KR0180154B1 (en) * | 1996-07-23 | 1999-05-15 | 대우자동차주식회사 | Impact testing device of a steering-knuckle for a car |
| CN101441135A (en) * | 2008-12-18 | 2009-05-27 | 奇瑞汽车股份有限公司 | Test device and test method of automobile steering journal |
| CN103411780A (en) * | 2013-07-05 | 2013-11-27 | 湖北新火炬科技股份有限公司 | Fatigue and durability simulation experimental method of automobile hub |
| CN203519327U (en) * | 2013-11-12 | 2014-04-02 | 南京汽车集团有限公司 | Endurance test device for automobile steering knuckle |
| CN204924651U (en) * | 2015-09-15 | 2015-12-30 | 上海大众汽车有限公司 | Experimental subassembly of knuckle |
| CN205228841U (en) * | 2015-12-29 | 2016-05-11 | 京西重工（上海）有限公司 | Tired experiment frock of spindle side direction and frock external member |
| CN205482675U (en) * | 2016-01-13 | 2016-08-17 | 衢州恒业汽车部件有限公司 | Vehicle knuckle shock absorbing hole terminal surface detection device |
-
2016
- 2016-11-24 CN CN201611044401.2A patent/CN107340112B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR0180154B1 (en) * | 1996-07-23 | 1999-05-15 | 대우자동차주식회사 | Impact testing device of a steering-knuckle for a car |
| KR19980016265A (en) * | 1996-08-27 | 1998-05-25 | 양재신 | Durability testing device of steering knuckle |
| KR19980016265U (en) * | 1996-09-17 | 1998-06-25 | 이형도 | Synchronous cable structure of the flyback transformer |
| CN101441135A (en) * | 2008-12-18 | 2009-05-27 | 奇瑞汽车股份有限公司 | Test device and test method of automobile steering journal |
| CN103411780A (en) * | 2013-07-05 | 2013-11-27 | 湖北新火炬科技股份有限公司 | Fatigue and durability simulation experimental method of automobile hub |
| CN203519327U (en) * | 2013-11-12 | 2014-04-02 | 南京汽车集团有限公司 | Endurance test device for automobile steering knuckle |
| CN204924651U (en) * | 2015-09-15 | 2015-12-30 | 上海大众汽车有限公司 | Experimental subassembly of knuckle |
| CN205228841U (en) * | 2015-12-29 | 2016-05-11 | 京西重工（上海）有限公司 | Tired experiment frock of spindle side direction and frock external member |
| CN205482675U (en) * | 2016-01-13 | 2016-08-17 | 衢州恒业汽车部件有限公司 | Vehicle knuckle shock absorbing hole terminal surface detection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107340112B (en) | 2019-12-31 |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20191231 |