CN108303277A - Control arm assembly sluggishness detection device and its detection method - Google Patents
Control arm assembly sluggishness detection device and its detection method Download PDFInfo
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- CN108303277A CN108303277A CN201810315996.3A CN201810315996A CN108303277A CN 108303277 A CN108303277 A CN 108303277A CN 201810315996 A CN201810315996 A CN 201810315996A CN 108303277 A CN108303277 A CN 108303277A
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- 238000001514 detection method Methods 0.000 title claims abstract description 37
- 238000012360 testing method Methods 0.000 claims abstract description 53
- 238000006073 displacement reaction Methods 0.000 claims description 13
- 238000005259 measurement Methods 0.000 abstract description 6
- 239000000725 suspension Substances 0.000 description 9
- 239000007788 liquid Substances 0.000 description 3
- 238000012356 Product development Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
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
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/04—Suspension or damping
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The present invention relates to automobile technical fields, more particularly, to a kind of control arm assembly sluggishness detection device and its detection method.Controlling arm assembly sluggishness detection device includes：Control arm assembly, subframe assembly and hydraulic test equipment；One end of the control arm assembly is provided with ball pin assembly, it is respectively arranged with front lining and back bush on the second end of the control arm assembly and third end, the hydraulic test equipment is connect with the ball pin assembly, and the second end of the control arm assembly and third end are connect with the subframe assembly；The hydraulic test equipment is electrically connected with the control device, and the hydraulic test equipment is capable of detecting when the stress of the control arm assembly, and the stroke of the extensible member on the hydraulic test equipment is arranged.To alleviate the technical issues of not carrying out the device of sluggish measurement to control arm assembly existing in the prior art.
Description
Technical field
The present invention relates to automobile technical fields, more particularly, to a kind of control arm assembly sluggishness detection device and its detection side
Method.
Background technology
During automobile grasps steady adjustment, suspension system sluggishness is to influence vehicle comfort important indicator, currently, suspension system
Sluggish bigger than normal, which has larger impact to ride comfort.
At present in vehicle level, suspension system sluggishness is measured by K＆C testing stands.By slow to vehicle suspension system
Stagnant analysis, the main parts size for influencing suspension system sluggishness are control arm assembly, traveller assembly, stabiliser bar assembly.Control arm is total
At being one of the principal element for influencing suspension system sluggishness, suspension is reduced by control arm design optimization at product development initial stage
System sluggishness has ride comfort important influence.
Therefore, control arm assembly sluggishness measures significant.How sluggish measurement, this problem are carried out to control arm assembly
It is urgently to be resolved hurrily.
Invention content
The purpose of the present invention is to provide control arm assembly sluggishness detection devices, existing in the prior art do not have to alleviate
Control arm assembly is carried out the device of sluggish measurement the technical issues of.
A kind of control arm assembly sluggishness detection device provided by the invention, including：Control arm assembly, subframe assembly and liquid
Press testing equipment；
One end of the control arm assembly is provided with ball pin assembly, divides on the second end of the control arm assembly and third end
It is not provided with front lining and back bush, the hydraulic test equipment is connect with the ball pin assembly, and the of the control arm assembly
Two ends and third end are connect with the subframe；
The hydraulic test equipment is electrically connected with the control device, and the hydraulic test equipment is capable of detecting when the control
The stress of arm assembly processed, and the stroke of the extensible member on the hydraulic test equipment is set.
Further, the hydraulic test equipment further includes displacement sensor and force snesor；
One end of the hydraulic cylinder is connect with the ball pin assembly, and the force snesor drives for detecting the extensible member
Required power when the control arm assembly movement；Institute's displacement sensors are used to detect the stroke of the extensible member.
Further, further include controller；
The force snesor is connect with the controller respectively with institute displacement sensors.
Further, further include first support and second support；
One end of the first support is fixed in the horizontal plane, and the other end of the first support is used for and the hydraulic cylinder
One end of connection, the second support is fixed in the horizontal plane, and the other end of the second support is for fixing the subframe
Assembly.
Further, the extensible member is hydraulic cylinder.
Further, the control arm assembly includes first support arm, second support arm and third support arm；
The front lining is arranged in the second support arm, and the backsight is set on the third support arm, the ball
Pin assembly is removably disposed in the first support arm, the one end of the first support arm far from the ball pin assembly and described the
One end connection of two support arms one end and the third support arm far from the front lining far from the back bush.
Further, the first support arm, second support arm and third support arm are integrally formed setting.
Further, fluted and accommodating chamber is set close to one end of the ball pin assembly in the first support arm；
The groove and the accommodating chamber are set gradually along the thickness direction of the first support arm, are provided on the groove
At least two through-holes, and the through-hole passes through the accommodating chamber, so that one end of the ball pin assembly is arranged in the accommodating chamber
In.
Further, further include testing stand；
The control arm assembly and the subframe assembly are removably disposed on the testing stand.
A kind of control arm assembly sluggishness detection method has such as above-mentioned control arm assembly sluggishness detection device, including：
Step 1：It will be fastened between the second end and subframe assembly of the control arm assembly, the control arm is total
At third end and subframe assembly between unclamp；
Step 2：Hydraulic test equipment works, and extensible member controls the control arm assembly and acts on application at ball pin assembly
Power, extensible member come downwards to limiting condition, to obtain the curved line relation between control arm assembly stress and the stroke of extensible member；
Step 3：Extensible member repeated work is three times；
Step 4：It will be fastened between the third end and subframe assembly of the control arm assembly, the control arm is total
At second end and subframe assembly between unclamp, and repeat step 2 and step 3.
A kind of control arm assembly sluggishness detection device provided by the invention, including：Control arm assembly, subframe assembly and liquid
Press testing equipment；One end of the control arm assembly is provided with ball pin assembly, the second end of the control arm assembly and third end
On be respectively arranged with front lining and back bush, the hydraulic test equipment is connect with the ball pin assembly, the control arm assembly
Second end and third end connect with the subframe assembly；The hydraulic test equipment is electrically connected with the control device,
The hydraulic test equipment is capable of detecting when the stress of the control arm assembly, and is arranged on the hydraulic test equipment and stretches
The stroke of part.Using above-mentioned scheme, the first end for controlling arm assembly is connect with hydraulic test equipment, controls the second of arm assembly
End and third end are connect with subframe assembly, and are also respectively provided with front lining in the second end of control arm assembly and third end
And back bush, in this way, user can pass through fastening between control arm second end and third end and subframe assembly and pine
The state opened is adjusted, and the stress of control arm assembly is detected according to hydraulic test equipment, and setting is set in hydraulic test
The stroke of standby upper extensible member, obtains the hysteresis data of control arm assembly.It is existing in the prior art not to control arm to alleviate
Assembly carry out the device of sluggish measurement the technical issues of.
There is a kind of control arm assembly sluggishness detection method provided by the invention above-mentioned control arm assembly sluggishness such as to detect
Device, including：
Step 1：It will be fastened between the second end and subframe assembly of the control arm assembly, the control arm is total
At third end and subframe assembly between unclamp；
Step 2：Hydraulic test equipment works, and extensible member controls the control arm assembly and acts on application at ball pin assembly
Power, extensible member come downwards to limiting condition, to obtain the curved line relation between control arm assembly stress and the stroke of extensible member；
Step 3：Extensible member repeated work is three times；
Step 4：It will be fastened between the third end and subframe assembly of the control arm assembly, the control arm is total
At second end and subframe assembly between unclamp, and repeat step 2 and step 3.Control can be obtained through the above steps
The hysteresis data of arm assembly processed.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of control arm assembly sluggishness detection device provided in an embodiment of the present invention；
Fig. 2 is that the control arm of control arm assembly sluggishness detection device provided in an embodiment of the present invention is provided with front lining
Sectional view；
Fig. 3 is that the control arm of control arm assembly sluggishness detection device provided in an embodiment of the present invention is provided with back bush
Sectional view.
Icon：100- controls arm assembly；200- subframe assemblies；300- hydraulic test equipments；110- ball pin assemblies；120-
Second support arm；130- third support arms；140- front linings；150- back bushes；310- extensible members；320- displacement sensors；330- power
Sensor.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that such as occur term "center", "upper", "lower", "left", "right",
"vertical", "horizontal", "inner", "outside" etc., indicated by orientation or positional relationship be orientation based on ... shown in the drawings or position
Relationship is merely for convenience of description of the present invention and simplification of the description, and not indicating or implying the indicated device or element must have
There is specific orientation, with specific azimuth configuration and operation, therefore is not considered as limiting the invention.In addition, as occurred
Term " first ", " second ", " third " are used for description purposes only, and are not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " peace such as occur
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
Fig. 1 is the structural schematic diagram of control arm assembly sluggishness detection device provided in an embodiment of the present invention.As shown in Figure 1,
100 sluggish detection device of a kind of control arm assembly provided by the invention, including：Control arm assembly 100,200 and of subframe assembly
Hydraulic test equipment 300；
One end of the control arm assembly 100 is provided with ball pin assembly 110, the second end of the control arm assembly 100 and
Front lining 140 and back bush 150 are respectively arranged on third end, the hydraulic test equipment 300 connects with the ball pin assembly 110
It connects, the second end of the control arm assembly 100 and third end are connect with the subframe；
The hydraulic test equipment 300 is electrically connected with the control device, and the hydraulic test equipment 300 is capable of detecting when
The stress of the control arm assembly 100, and the stroke of the extensible member 310 on the hydraulic test equipment 300 is set.
Wherein, it is attached by standard component between ball pin assembly 110 and hydraulic test equipment 300.
100 sluggish detection device of a kind of control arm assembly provided by the invention, including：It is total to control arm assembly 100, subframe
At 200 and hydraulic test equipment 300；One end of the control arm assembly 100 is provided with ball pin assembly 110, and the control arm is total
At being respectively arranged with front lining 140 and back bush 150, the hydraulic test equipment 300 and institute on 100 second end and third end
The connection of ball pin assembly 110 is stated, the second end of the control arm assembly 100 and third end are connect with the subframe assembly 200；
The hydraulic test equipment 300 is electrically connected with the control device, and the hydraulic test equipment 300 is capable of detecting when the control
The stress of arm assembly 100, and the stroke of the extensible member 310 on the hydraulic test equipment 300 is set.Using above-mentioned scheme,
Control arm assembly 100 first end connect with hydraulic test equipment 300, control arm assembly 100 second end and third end with
Subframe assembly 200 connects, and is also respectively provided with front lining 140 with after in the second end of control arm assembly 100 and third end
Bushing 150, in this way, user can by fastening between control arm second end and third end and subframe assembly 200 and
The state of release is adjusted, and the stress of control arm assembly 100 is detected according to hydraulic test equipment 300, and is arranged in liquid
The stroke for pressing extensible member 310 on testing equipment 300 obtains the hysteresis data of control arm assembly 100.It is deposited in the prior art with alleviating
The device without carrying out sluggish measurement to control arm assembly the technical issues of.
From the foregoing, it will be observed that the sluggish detection device of the control arm assembly 100 can carry out sluggish measurement to control arm assembly 100,
It is slow to reduce suspension system to facilitate staff to be designed optimization to control arm assembly 100 at product development initial stage
It is stagnant, improve the ride comfort of automobile.
On the basis of the above embodiments, further, the hydraulic test equipment 300 further includes displacement sensor 320
With force snesor 330；
One end of the hydraulic cylinder is connect with the ball pin assembly 110, and the force snesor 330 is described flexible for detecting
The required power when control arm assembly 100 being driven to move of part 310；Institute's displacement sensors 320 are described flexible for detecting
The stroke of part 310.
In the present embodiment, displacement sensor 320 and force snesor 330, displacement sensor are provided on extensible member 310
320 can detect the stroke of book extensible member 310, and the stroke of extensible member 310 determines, you can obtains the displacement of suspension core wheel, simultaneously
Force snesor 330 is capable of detecting when that required power, as control arm are total when extensible member 310 drives control arm assembly 100 to move
At the power suffered by 100.
On the basis of the above embodiments, further, further include controller；
The force snesor 330 is connect with the controller respectively with institute displacement sensors 320.
In the present embodiment, the setting of controller can obtain the run-length data of the data and extensible member 310 of power automatically；It is convenient
User observes.
On the basis of the above embodiments, further, further include first support and second support；
One end of the first support is fixed in the horizontal plane, and the other end of the first support is used for and the hydraulic cylinder
One end of connection, the second support is fixed in the horizontal plane, and the other end of the second support is for fixing the subframe
Assembly 200.
In the present embodiment, one end of first support is fixed, and the other end of hydraulic cylinder is detachably arranged separate in first support
One end of horizontal plane, so that the work that hydraulic cylinder can be stablized, third holder is used for fixed joint frame assembly 200, so that whole
The work that equipment can be stablized.
On the basis of the above embodiments, further, the extensible member 310 is hydraulic cylinder.
In the present embodiment, hydraulic energy can be changed into mechanical energy by hydraulic cylinder, and do straight reciprocating motion.Hydraulic cylinder knot
Structure is simple, reliable operation.Deceleration device when realizing reciprocating motion, can be removed from it, and do not have drive gap, movement is flat
Surely.
Fig. 2 is that the control arm of control arm assembly sluggishness detection device provided in an embodiment of the present invention is provided with front lining
Sectional view；Fig. 3 is that the control arm of control arm assembly sluggishness detection device provided in an embodiment of the present invention is provided with back bush
Sectional view.As shown in Figures 2 and 3, on the basis of the above embodiments, further, the control arm assembly 100 includes first
Arm, second support arm 120 and third support arm 130；
The front lining 140 is arranged in the second support arm 120, and the back bush 150 is arranged in the third support arm
On 130, the ball pin assembly 110 is removably disposed in the first support arm, and the first support arm is total far from the ball pin
At 110 one end and the one end of the second support arm 120 far from the front lining 140 and the third support arm 130 far from described
One end of back bush 150 connects.
Further, the first support arm, second support arm 120 and third support arm 130 are integrally formed setting.
In the present embodiment, setting, first support arm are integrally formed between first support arm, second support arm 120 and third support arm 130
One end far from second support arm 120 is exterior point, and the one end of second support arm 120 and third support arm 130 far from first support arm is
Preceding point and rear point, in this way, control 100 setting triangular in shape of arm assembly, in order to hydraulic test equipment 300 and subframe assembly
200 connections.
On the basis of the above embodiments, further, close to one end of the ball pin assembly 110 in the first support arm
Fluted and accommodating chamber is set；
The groove and the accommodating chamber are set gradually along the thickness direction of the first support arm, are provided on the groove
At least two through-holes, and the through-hole passes through the accommodating chamber, so that one end of the ball pin assembly 110 is arranged in the receiving
In chamber.
In the present embodiment, fluted and accommodating chamber is set in first support arm, accommodating chamber along first support arm to close to the
One end of two support arms 120 and third support arm 130 extends, and groove and holding tank are also set along the thickness direction of first support arm successively
It sets, through-hole is provided on groove, through-hole passes through holding tank, so that ball pin assembly 110 can be removably disposed in first
On arm.
On the basis of the above embodiments, further, further include testing stand；
The control arm assembly 100 and the subframe assembly 200 are removably disposed on the testing stand.
In the present embodiment, control arm assembly 100 and subframe assembly 200 are removably disposed on testing stand, with
Ensure that control arm assembly 100 and subframe assembly 200 can be steadily detected.
100 sluggish detection method of a kind of control arm assembly provided by the invention, has as above-mentioned control arm assembly 100 is slow
Stagnant detection device, including：
Step 1：It will be fastened between the second end and subframe assembly 200 of the control arm assembly 100, the control
It is unclamped between the third end and subframe assembly 200 of arm assembly 100 processed；
Step 2：Hydraulic test equipment 300 works, and extensible member 310 controls the control arm assembly 100 to ball pin assembly
Apply active force at 110, extensible member 310 comes downwards to limiting condition, to obtain control 100 stress of arm assembly and extensible member 310
Curved line relation between stroke；
Step 3：310 repeated work of extensible member is three times；
Step 4：It will be fastened between the third end and subframe assembly 200 of the control arm assembly 100, the control
It is unclamped between the second end and subframe assembly 200 of arm assembly 100 processed, and repeats step 2 and step 3.Pass through above-mentioned step
Suddenly the hysteresis data of control arm assembly 100 can be obtained.
Wherein, sample to be detected is random extracts from factory.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of control arm assembly sluggishness detection device, which is characterized in that including：Control arm assembly, subframe assembly and hydraulic pressure
Testing equipment；
One end of the control arm assembly is provided with ball pin assembly, is set respectively on the second end of the control arm assembly and third end
It is equipped with front lining and back bush, the hydraulic test equipment is connect with the ball pin assembly, the second end of the control arm assembly
It is connect with the subframe assembly with third end；
The hydraulic test equipment is electrically connected with the control device, and the hydraulic test equipment is capable of detecting when the control arm
The stress of assembly, and the stroke of the extensible member on the hydraulic test equipment is set.
2. control arm assembly sluggishness detection device according to claim 1, which is characterized in that the hydraulic test equipment is also
Including displacement sensor and force snesor；
One end of the hydraulic cylinder is connect with the ball pin assembly, and the force snesor is for detecting described in the extensible member drive
Control required power when arm assembly movement；Institute's displacement sensors are used to detect the stroke of the extensible member.
3. control arm assembly sluggishness detection device according to claim 2, which is characterized in that further include controller；
The force snesor is connect with the controller respectively with institute displacement sensors.
4. control arm assembly sluggishness detection device according to claim 3, which is characterized in that further include first support and
Two holders；
One end of the first support is fixed in the horizontal plane, and the other end of the first support is used to connect with the hydraulic cylinder
It connects, one end of the second support is fixed in the horizontal plane, and the other end of the second support is total for fixing the subframe
At.
5. control arm assembly sluggishness detection device according to claim 1, which is characterized in that the extensible member is hydraulic pressure
Cylinder.
6. control arm assembly sluggishness detection device according to claim 1, which is characterized in that the control arm assembly includes
First support arm, second support arm and third support arm；
The front lining is arranged in the second support arm, and the backsight is set on the third support arm, and the ball pin is total
At being removably disposed in the first support arm, the one end of the first support arm far from the ball pin assembly with described second
One end connection of arm one end and the third support arm far from the front lining far from the back bush.
7. control arm assembly sluggishness detection device according to claim 6, which is characterized in that the first support arm, second
Support arm and third support arm are integrally formed setting.
8. control arm assembly sluggishness detection device according to claim 7, which is characterized in that close in the first support arm
Fluted and accommodating chamber is arranged in one end of the ball pin assembly；
The groove and the accommodating chamber are set gradually along the thickness direction of the first support arm, are provided at least on the groove
Two through-holes, and the through-hole passes through the accommodating chamber, so that one end of the ball pin assembly is arranged in the accommodating chamber.
9. controlling arm assembly sluggishness detection device according to claim 1-8 any one of them, which is characterized in that further include experiment
Platform；
The control arm assembly and the subframe assembly are removably disposed on the testing stand.
10. a kind of control arm assembly sluggishness detection method, which is characterized in that have such as claim 1-9 any one of them controls
Arm assembly sluggishness detection device processed, including：
Step 1：It will be fastened between the second end and subframe assembly of the control arm assembly, the control arm assembly
It is unclamped between third end and subframe assembly；
Step 2：Hydraulic test equipment works, and extensible member controls the control arm assembly to applying active force at ball pin assembly, stretches
Contracting part comes downwards to limiting condition, to obtain the curved line relation between control arm assembly stress and the stroke of extensible member；
Step 3：Extensible member repeated work is three times；
Step 4：It will be fastened between the third end and subframe assembly of the control arm assembly, the control arm assembly
It is unclamped between second end and subframe assembly, and repeats step 2 and step 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810315996.3A CN108303277A (en) | 2018-04-10 | 2018-04-10 | Control arm assembly sluggishness detection device and its detection method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810315996.3A CN108303277A (en) | 2018-04-10 | 2018-04-10 | Control arm assembly sluggishness detection device and its detection method |
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| CN108303277A true CN108303277A (en) | 2018-07-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111649963A (en) * | 2020-05-29 | 2020-09-11 | 摩登汽车有限公司 | Suspension system hysteresis part measuring method |
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