CN207623014U - The testboard bay of trailing arm after a kind of - Google Patents
The testboard bay of trailing arm after a kind of Download PDFInfo
- Publication number
- CN207623014U CN207623014U CN201721120951.8U CN201721120951U CN207623014U CN 207623014 U CN207623014 U CN 207623014U CN 201721120951 U CN201721120951 U CN 201721120951U CN 207623014 U CN207623014 U CN 207623014U
- Authority
- CN
- China
- Prior art keywords
- trailing arm
- fixing bracket
- detachably connected
- testboard bay
- rear trailing
- 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.)
- Active
Links
Landscapes
- Vehicle Body Suspensions (AREA)
Abstract
The utility model is related to automobile technical fields, disclose a kind of testboard bay of rear trailing arm, include the front fixing bracket for being detachably connected with the front end of rear trailing arm and the rear fixing bracket for being detachably connected with the rear end of rear trailing arm.By the way that the front end of rear trailing arm is detachably connected in front fixing bracket, and the rear end of rear trailing arm is detachably connected on rear fixing bracket, so that the installation condition of rear trailing arm meets its actual installation state on vehicle, with the NVH dynamic characteristics of trailing arm after really reflecting, to be conducive to vehicle NVH performances Optimized Matching, to avoid suspension resonance, and then improve the comfortableness and security of vehicle.Further, since the testboard bay of the rear trailing arm can test rear trailing arm before sample car comes out, so as to shorten the development cycle；Simultaneously as the test of rear trailing arm is avoided by the Effect of Mode of the other components such as tire, vehicle body under whole vehicle state, to be conducive to the accuracy of the test result of trailing arm after improving.
Description
Technical field
The utility model is related to automobile technical fields, more particularly to a kind of testboard bay of rear trailing arm.
Background technology
Automobile rear trailing arm is the important component of automotive suspension, since rear trailing arm is directly connect with knuckle, cause from
The vibrational excitation that automobile tire passes over is directly delivered to by it on vehicle body, because the dynamic characteristic of hereafter trailing arm can direct shadow
Ring the comfortableness and security to vehicle.The constraint frequency of other components of the constraint frequency and suspension of trailing arm couples after
When, suspension resonance will be caused, larger noise is generated so as to cause interior, thereby reduce the comfort of vehicle and cause
The security risk of suspension fatigue damage.Therefore, it is necessary to carry out test analysis to the mode of rear trailing arm in the automotive development stage, obtain
The Constrained mode frequency and the vibration shape for taking rear trailing arm, foundation is provided for the optimization of vehicle, to avoid suspension resonance is caused, to improve
The comfortableness and security of vehicle.
As shown in Figure 1, the testboard bay of trailing arm is mainly including portal frame 10 and the bullet being connected on portal frame 10 after existing
Property rope 20, the both ends of rear trailing arm 30 are connected in elastic string 20, to realize that the mode of the rear trailing arm 30 under free state is surveyed
Examination.But since the installation condition of the rear trailing arm 30 under free state and its practical installation condition greatly differ from each other, so as to cause certainly
NVH dynamic characteristic of the trailing arm 30 under actual installation state after can not really being reflected by the rear trailing arm 30 under state, and then cause
It can not be optimized by the NVH performances of vehicle to avoid suspension resonance.
Utility model content
The purpose of this utility model is to provide a kind of testboard bay of rear trailing arm, to solve the testboard bay of existing rear trailing arm
After can not really reflecting the technical issues of NVH dynamic characteristic of the trailing arm under actual installation state, to avoid suspension resonance, to
Improve the comfortableness and security of vehicle.
In order to solve the above-mentioned technical problem, the utility model provide it is a kind of after trailing arm testboard bay, including be used for it is rear
The front fixing bracket that the front end of trailing arm is detachably connected and the rear fixing bracket for being detachably connected with the rear end of rear trailing arm.
Preferably, the front fixing bracket is equipped with first for being detachably connected with the front end of rear trailing arm
Fagging.
Preferably, first support plate is 2, and 2 first support plates be symmetrically set in it is described before it is solid
On the front and rear sides at the top of fixed rack.
Preferably, first support plate is equipped with for being detachably connected by the front end of bolt and rear trailing arm
First through hole, and the first through hole run through first support plate upper and lower surface.
Preferably, the front fixing bracket includes first base and the second support plate, and second support plate connects
It is connected on the top of the first base, first support plate is set on the top of second support plate.
Preferably, the rear fixing bracket is equipped with the peace for being detachably connected with the rear end of the rear trailing arm
Loading board.
Preferably, the mounting plate is equipped with for being detachably connected by the rear end of bolt and rear trailing arm
Two through-holes, and second through-hole runs through the front and rear surfaces of the mounting plate.
Preferably, the testboard bay of trailing arm further includes firm banking after described, the front fixing bracket and described
Fixing bracket is detachably connected on the firm banking afterwards.
Preferably, after described the testboard bay of trailing arm further include for compress the front fixing bracket and it is described after
Support bracket fastened Anchor plate kit, the Anchor plate kit are detachably connected on the firm banking.
Preferably, the firm banking is equipped with T-slot, and the Anchor plate kit is slidably attached at the T
In type groove.
Preferably, the Anchor plate kit includes the first pressing plate and the second pressing plate；First pressing plate is removably
It is connected on the firm banking, and one end of first pressing plate is pressed in the front fixing bracket, first pressing plate
The other end be pressed on the firm banking；Second pressing plate is detachably connected on the firm banking, and described
One end of second pressing plate compresses on fixing bracket in the rear, and the other end of second pressing plate is pressed on the firm banking
On.
Preferably, first pressing plate is equipped with the first strip hole through its upper and lower surface, the first strip hole
It is detachably connected in the T-slot by bolt；Second pressing plate is equipped with the second strip through its upper and lower surface
Hole, second strip hole are detachably connected to by bolt in the T-slot.
The utility model provides a kind of testboard bay of rear trailing arm, includes for being detachably connected with the front end of rear trailing arm
Front fixing bracket and rear fixing bracket for being detachably connected with the rear end of rear trailing arm.By the way that the front end of rear trailing arm is removable
It is connected in front fixing bracket with unloading, and the rear end of rear trailing arm is detachably connected on rear fixing bracket so that rear trailing arm
Installation condition meet its actual installation state on vehicle, with the NVH dynamic characteristics of trailing arm after really reflecting, to advantageous
In the Optimized Matching of the NVH performances of vehicle, to avoid suspension resonance, and then the comfortableness and security of vehicle are improved.In addition, by
Rear trailing arm can be tested before sample car comes out in the testboard bay of the rear trailing arm, so as to shorten the development cycle；Together
When, since the test of rear trailing arm is avoided by the Effect of Mode of the other components such as tire, vehicle body under whole vehicle state, to have
Conducive to the accuracy of the test result of trailing arm after raising.
Description of the drawings
Fig. 1 be it is existing in background technology after trailing arm the testboard bay structural schematic diagram under trailing arm state after mounting；
Fig. 2 is the testboard bay structural representation under trailing arm state after mounting of the rear trailing arm in the utility model embodiment
Figure；
Fig. 3 is the structural schematic diagram of the front fixing bracket in the utility model embodiment；
Fig. 4 is the rear support bracket fastened structural schematic diagram in the utility model embodiment；
Fig. 5 is the structural schematic diagram of the first briquetting in the utility model embodiment；
Fig. 6 is the structural schematic diagram of the second briquetting in the utility model embodiment.
Wherein, 10, portal frame；20, elastic string；30, rear trailing arm；
1, rear trailing arm；11, iron core；2, front fixing bracket；21, the first support plate；211, first through hole；22, first base；
23, the second support plate；3, rear fixing bracket；31, mounting plate；311, the second through-hole；32, second base；4, firm banking；41、T
Type groove；5, the first pressing plate；51, the first strip hole；6, the second pressing plate；61, the second strip hole.
Specific implementation mode
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
In the explanation of the utility model, the description of the orientation such as upper, lower, left, right, front and rear and top and bottom is needle
Fig. 2 is defined, when the modes of emplacement of the testboard bay of rear trailing arm changes, corresponding orientation description is also by root
Change according to the change of modes of emplacement, this will not be repeated here for the utility model.
As shown in Fig. 2, a kind of testboard bay of rear trailing arm of the preferred embodiment in the utility model, including be used for and rear trailing arm
The front fixing bracket 2 that 1 front end is detachably connected and the rear fixing bracket 3 for being detachably connected with the rear end of rear trailing arm 1.
In the utility model embodiment, by will it is described after the front end of trailing arm 1 be detachably connected to front fixing bracket 2
On, and will it is described after the rear end of trailing arm 1 be detachably connected on rear fixing bracket 3 so that the installation condition of trailing arm 1 after described
Meet its actual installation state on vehicle, it is whole to be conducive to really to reflect the NVH dynamic characteristics of the rear trailing arm 1
The Optimized Matching of the NVH performances of vehicle to avoid suspension resonance, and then improves the comfortableness and security of vehicle.
Further, since the testboard bay of the rear trailing arm can test the rear trailing arm 1 before sample car comes out, from
And shorten the development cycle；Simultaneously as the test of trailing arm 1 avoids under whole vehicle state by tire, vehicle body etc. after described
The Effect of Mode of other component, to be conducive to improve the accuracy of the test result of trailing arm 1 afterwards.
In conjunction with shown in Fig. 2 and Fig. 3, in order to make structure rationalization, the front end to realize the rear trailing arm 1 is securely detachable
Ground is connected in the front fixing bracket 2, the front fixing bracket 2 in the present embodiment be equipped with for before rear trailing arm 1
Hold the first support plate 21 being detachably connected.By being arranged first support plate 21 in the front fixing bracket 2, and by institute
The front end for stating rear trailing arm 1 is detachably connected in first support plate 21, to realize the front end of the rear trailing arm 1 securely
It is detachably connected in the front fixing bracket 2.
In the utility model embodiment, the quantity of first support plate 21 can be arranged according to actual requirement, and such as 1
It is a, 2 and 3 etc..In order to ensure it is described after the front end of trailing arm 1 be securely detachably connected to first support plate 21
While upper, the installation condition of the front end of the rear trailing arm 1 was set to further conform to its actual installation state on vehicle, preferably
Ground, first support plate 21 in the present embodiment are 2, and 2 first support plates 21 be symmetrically set in it is described before it is fixed
On the front and rear sides at the top of holder 2.Specifically, one end of the iron core 11 of the front end of the rear trailing arm 1 in the present embodiment can
It is releasably connected in first support plate 21, the other end of the iron core 11 of the front end of the rear trailing arm 1 is removably
It is connected in another described first support plate 21, to realize that the front end of the rear trailing arm 1 is securely detachably connected to
In first support plate 21, and the installation condition of the front end of the rear trailing arm 1 is made to further conform to its reality on vehicle
Installation condition.
In the utility model embodiment, what the front end of trailing arm 1 afterwards was detachably connected with first support plate 21
There are many modes, can be the mode of clamping, can be connected by fastener, and can other arbitrarily be detachably connected
Mode.Preferably, first support plate 21 in the present embodiment is equipped with for removable by the front end of bolt and rear trailing arm 1
The first through hole 211 of connection is unloaded, and the first through hole 211 runs through the upper and lower surface of first support plate 21.Specifically, originally
The third through-hole through its upper and lower surface is respectively equipped on the both ends of the iron core 11 of the front end of the rear trailing arm 1 in embodiment,
One third through-hole is detachably connected to the first through hole 211 of first support plate 21 by bolt
On, another described third through-hole is led to by described first that bolt is detachably connected to another first support plate 21
On hole 211, to realize that the front end of the rear trailing arm 1 is securely detachably connected in the first through hole 211, and make institute
The installation condition for stating the front end of rear trailing arm 1 further conforms to its actual installation state on vehicle.
In conjunction with shown in Fig. 2 and Fig. 3, in order to improve the rigidity of the front fixing bracket 2, so that the front fixing bracket 2
Modal frequency of the modal frequency higher than the rear trailing arm 1, it is preferable that the front fixing bracket 2 in the present embodiment includes first
Pedestal 22 and the second support plate 23, second support plate 23 are connected on the top of the first base 22, described first
Fagging 21 is set on the top of second support plate 23.
In the utility model embodiment, due to the setting of second support plate 23, the front fixing bracket 2 is improved
Rigidity so that the modal frequency of the front fixing bracket 2 in 500Hz or more, be more than far away it is described after trailing arm 1
Modal frequency to ensure not to be easily introduced new external interference, and then further ensures the standard of the test result of the rear trailing arm 1
True property.
In conjunction with shown in Fig. 2 and Fig. 4, in order to make structure rationalization, the rear end to realize the rear trailing arm 1 is securely detachable
Ground connection is in the rear on the rear end of fixing bracket 1, after described in the present embodiment fixing bracket 3 be equipped with for it is described after
The mounting plate 31 that the rear end of trailing arm 1 is detachably connected.By the way that the mounting plate 31 is arranged on fixing bracket 3 in the rear, and will
The rear end of trailing arm 1 is detachably connected on the mounting plate 31 after described, to realize the rear end of the rear trailing arm 1 securely
It is detachably connected on the rear fixing bracket 3.
In the utility model embodiment, the mode that the rear end of trailing arm 1 is detachably connected with the mounting plate 31 afterwards
There are many, it can be the mode of clamping, can be connected by fastener, and can be other arbitrary sides of being detachably connected
Formula.Preferably, the mounting plate 31 in the present embodiment is equipped with for being detachably connected by the rear end of bolt and rear trailing arm 1
The second through-hole 311, and second through-hole 311 run through the mounting plate 31 front and rear surfaces.Specifically, the rear trailing arm 1
Rear end be equipped with the fourth hole through its front and rear surfaces, the fourth hole is detachably connected to described the by bolt
On two through-holes 311, to realize that the rear end of the rear trailing arm 1 is securely detachably connected on second through-hole 311.
In the utility model embodiment, the quantity of second through-hole 311 can be arranged according to actual requirement, such as 3,
4 and 5 etc..In order to ensure that it is same on the mounting plate 31 that the rear end of the rear trailing arm 1 is securely detachably connected to
When, and the installation condition of the rear end of the rear trailing arm 1 is made to further conform to its actual installation state on vehicle, it is preferable that
Second through-hole 311 in the present embodiment is 4, and second through-hole 311 is arranged in a one-to-one correspondence with the fourth hole,
To realize that the rear end of the rear trailing arm 1 is securely detachably connected on the mounting plate 31, and make the rear trailing arm 1
The installation condition of rear end further conforms to its actual installation state on vehicle.
In addition, in the utility model embodiment, the position of multiple second through-holes 311 and arrangement can also be according to realities
Border requires setting, and second through-hole 311 is arranged using single uniformly distributed or multiple rows of uniformly distributed mode in the mounting plate as described in multiple
On 31, the installation condition that need to only meet the rear end of the rear trailing arm 1 meets its actual installation state on vehicle, herein
It does not do and more repeats.
In conjunction with shown in Fig. 2 and Fig. 3, in order to improve the rigidity of the rear fixing bracket 3, so that fixing bracket 3 after described
Modal frequency of the modal frequency higher than trailing arm after described 1, it is preferable that fixing bracket 3 further includes the after described in the present embodiment
Two pedestals 32, the mounting plate 31 are connected on the top of the second base 32.By the way that the mounting plate 31 is connected to institute
On the top for stating second base 32, to improve the rigidity of the rear fixing bracket 3, so that the mould of the rear fixing bracket 3
State frequency in 500Hz or more, be more than far away it is described after trailing arm 1 modal frequency, with further ensure that be not easily introduced it is new
External interference, and then further ensure the accuracy of the test result of the rear trailing arm 1.
As shown in Fig. 2, in order to further increase it is described after trailing arm testboard bay rigidity, after described in the present embodiment
The testboard bay of trailing arm further includes firm banking 4, and the front fixing bracket 2 and the rear fixing bracket 3 are detachably connected to
On the firm banking 4.Specifically, the front fixing bracket 2 in the present embodiment by the first base 23 removably
It is connected on the firm banking 4, the rear fixing bracket 3 is detachably connected to the fixation by the second base 32
On seat 4.
In addition, in the utility model embodiment, it should be noted that in order to further increase the test of the rear trailing arm
The rigidity of rack, it is preferable that the firm banking 4 in the present embodiment is iron floor.
As shown in Fig. 2, in order to adjust the front fixing bracket 2 at a distance from the rear fixing bracket 3, to adapt to different length
Degree it is described after trailing arm 1 test, after described in the present embodiment the testboard bay of trailing arm further include for compress it is described before it is solid
The Anchor plate kit of fixed rack 2 and the rear fixing bracket 3, the Anchor plate kit are detachably connected on the firm banking 4.
Specifically, the Anchor plate kit in the present embodiment includes the first pressing plate 5 and the second pressing plate 6；First pressing plate 5 is removably
It is connected on the firm banking 4, and one end of first pressing plate 5 is pressed in the front fixing bracket 2, first pressure
The other end of plate 5 is pressed on the firm banking 4；Second pressing plate 6 is detachably connected on the firm banking 4,
And one end of second pressing plate 6 compresses on fixing bracket 3 in the rear, the other end of second pressing plate 6 is pressed on described
On firm banking 4, it is enable to adjust the front fixing bracket 2 on the firm banking 4 by first pressing plate 5
Position and by second pressing plate 6 adjust it is described after position of the fixing bracket 3 on the firm banking 4, with adjustment
The front fixing bracket 2 is at a distance from the rear fixing bracket 3, so that the testboard bay of trailing arm can adapt to not after described
With the test of the rear trailing arm 1 of length.Specifically, one end of first pressing plate 5 in the present embodiment is pressed on described
On one pedestal 23, one end of second pressing plate 6 is pressed in the second base 32.
In conjunction with shown in Fig. 2, Fig. 5 and Fig. 6, for the ease of adjusting position of the front fixing bracket 2 on the firm banking 4
Position of the fixing bracket 3 on the firm banking 4 after setting and being described, the firm banking 4 in the present embodiment are equipped with T
Type groove 41, the Anchor plate kit are slidably attached in the T-slot 41.Specifically, first pressure in the present embodiment
Plate 5 is equipped with the first strip hole 51 through its upper and lower surface, and the first strip hole 51 is detachably connected to the T by bolt
In type groove 41；Second pressing plate 6 is equipped with the second strip hole 61 through its upper and lower surface, and second strip hole 61 passes through
Bolt is detachably connected in the T-slot 41, consequently facilitating adjusting first pressing plate 5 and second pressing plate 6 in institute
The position on firm banking 4 is stated, in order to adjust position of the front fixing bracket 2 on the firm banking 4 and described
Position of the fixing bracket 3 on the firm banking 4 afterwards, and then further such that the testboard bay of trailing arm can adapt to after described
The test of the rear trailing arm 1 of different length.
In the utility model embodiment, in order to obtain the Constrained mode frequency and the vibration shape of the rear trailing arm, the present embodiment
In it is described after the testboard bay of trailing arm further include noise and vibration measurement instrument and multiple acceleration transducers, multiple acceleration
Sensor connects on trailing arm in the rear, the input terminal of the output end of the acceleration transducer and the noise and vibration measurement instrument
Electrical connection.When testing the rear trailing arm, the preset excitation point of the rear trailing arm is tapped by moving power hammer, and by setting
The vibration acceleration signal that multiple sensors on trailing arm in the rear obtain the rear trailing arm is set, and eventually by described
Noise and vibration measurement instrument obtains the Constrained mode frequency and the vibration shape of the rear trailing arm.
In addition, in order to obtain active force of the shifting power hammer to the rear trailing arm, the test of the rear trailing arm in this example
Rack further includes force snesor, and the force snesor connection is in the rear on the preset excitation point of trailing arm.
To sum up, the utility model provides a kind of testboard bay of rear trailing arm, includes for detachable with the front end of rear trailing arm 1
The front fixing bracket 2 of connection and rear fixing bracket 3 for being detachably connected with the rear end of rear trailing arm 1.By by rear trailing arm 1
Front end be detachably connected in front fixing bracket 2, and the rear end of rear trailing arm 1 is detachably connected to rear fixing bracket 3
On so that the installation condition of rear trailing arm 1 meets its actual installation state on vehicle, dynamic with the NVH of trailing arm 1 after really reflecting
Step response, to be conducive to vehicle NVH performances Optimized Matching, to avoid suspension resonance, and then improve the comfort of vehicle
And safety.Further, since the testboard bay of the rear trailing arm can test rear trailing arm 1 before sample car comes out, to
Shorten the development cycle；Simultaneously as the test of rear trailing arm 1 avoids under whole vehicle state by other portions such as tire, vehicle body
The Effect of Mode of part, to be conducive to the accuracy of the test result of trailing arm 1 after improving.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvement and replacement can also be made, these change
The scope of protection of the utility model is also should be regarded as into replacement.
Claims (8)
1. the testboard bay of trailing arm after a kind of, which is characterized in that include for solid before being detachably connected with the front end of rear trailing arm
Fixed rack and rear fixing bracket for being detachably connected with the rear end of rear trailing arm；
Wherein, the front fixing bracket is equipped with the first support plate for being detachably connected with the front end of rear trailing arm, after described
Fixing bracket is equipped with the mounting plate for being detachably connected with the rear end of the rear trailing arm.
2. the testboard bay of trailing arm after as described in claim 1, which is characterized in that first support plate is 2, and 2
On the front and rear sides at the top that first support plate is symmetrically set in the front fixing bracket.
3. the testboard bay of trailing arm after as described in claim 1, which is characterized in that first support plate is equipped with for leading to
The first through hole that the front end of bolt and rear trailing arm is detachably connected is crossed, and the first through hole is through the upper of first support plate
Lower surface.
4. the testboard bay of trailing arm after as described in claim 1, which is characterized in that the front fixing bracket includes first base
With the second support plate, second support plate is connected on the top of the first base, and first support plate is set to described
On the top of second support plate.
5. the testboard bay of trailing arm after according to any one of claims 1-4, which is characterized in that the mounting plate is equipped with
The second through-hole for being detachably connected by the rear end of bolt and rear trailing arm, and second through-hole is through the mounting plate
Front and rear surfaces.
6. the testboard bay of trailing arm after according to any one of claims 1-4, which is characterized in that the test of trailing arm after described
Rack further includes firm banking, and the front fixing bracket and the rear fixing bracket are detachably connected to the firm banking
On.
7. the testboard bay of trailing arm after as claimed in claim 6, which is characterized in that the testboard bay of trailing arm further includes after described
For compressing the front fixing bracket and the rear support bracket fastened Anchor plate kit, the Anchor plate kit is detachably connected to institute
It states on firm banking.
8. the testboard bay of trailing arm after as claimed in claim 7, which is characterized in that the firm banking is equipped with T-slot, institute
Anchor plate kit is stated to be slidably attached in the T-slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721120951.8U CN207623014U (en) | 2017-09-01 | 2017-09-01 | The testboard bay of trailing arm after a kind of |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721120951.8U CN207623014U (en) | 2017-09-01 | 2017-09-01 | The testboard bay of trailing arm after a kind of |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207623014U true CN207623014U (en) | 2018-07-17 |
Family
ID=62818006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721120951.8U Active CN207623014U (en) | 2017-09-01 | 2017-09-01 | The testboard bay of trailing arm after a kind of |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207623014U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110031219A (en) * | 2019-04-19 | 2019-07-19 | 中科新松有限公司 | A kind of suspension type harmonic speed reducer method for testing vibration |
| CN110422239A (en) * | 2019-07-26 | 2019-11-08 | 安徽合力股份有限公司 | A kind of fixed mechanism of heavy forklift spare tyre |
| CN114354225A (en) * | 2021-12-14 | 2022-04-15 | 桂林航天工业学院 | Dynamic test equipment for trailing arm of rear suspension of automobile |
-
2017
- 2017-09-01 CN CN201721120951.8U patent/CN207623014U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110031219A (en) * | 2019-04-19 | 2019-07-19 | 中科新松有限公司 | A kind of suspension type harmonic speed reducer method for testing vibration |
| CN110422239A (en) * | 2019-07-26 | 2019-11-08 | 安徽合力股份有限公司 | A kind of fixed mechanism of heavy forklift spare tyre |
| CN114354225A (en) * | 2021-12-14 | 2022-04-15 | 桂林航天工业学院 | Dynamic test equipment for trailing arm of rear suspension of automobile |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207623014U (en) | The testboard bay of trailing arm after a kind of | |
| CN108700478B (en) | Method for measuring load on towing hook and towing hook device | |
| CN103868667B (en) | A kind of automobile sheetsteel part Constrained mode test fixture and method | |
| CN109115523B (en) | Transverse stabilizer bar calibration test and fatigue endurance test bench and test method | |
| CN105319039A (en) | Vibration fatigue testing method for large-bypass-ratio engine fan blade with shoulder | |
| CN208654188U (en) | By the vibration test table of audio frequency control | |
| CN201993240U (en) | Novel test fixture of car suspension system | |
| CN110470439A (en) | A kind of air spring rigidity characteristic test system and method | |
| CN108534971B (en) | Active and passive integrated vibration isolator output force testing device | |
| CN112284660B (en) | Bent torsion composite load test device of bent axle | |
| CN106596130B (en) | A kind of method of its detection vibration source of vehicle noise and vibration source detection device and application | |
| CN110823604A (en) | Rigid body mode testing device and testing method for engine torsion-resistant pull rod suspension | |
| CN109238603B (en) | Automatic testing device for dynamic and static rigidity of engine suspension | |
| CN207095875U (en) | A kind of dynamic assembly suspension experimental rig and its lower clamp | |
| CN215768039U (en) | Torsional rigidity testing device | |
| CN107843167A (en) | A kind of semi-automatic vehicle lamp assembly cubing | |
| CN221260073U (en) | Vehicle circuit board modal testing device | |
| CN205898429U (en) | Air spring attribute testing platform | |
| KR101995516B1 (en) | Reversely shaking test system and the method for aircraft external stores vibration | |
| CN113504018A (en) | Method and system for quickly testing local static stiffness of mechanical structure | |
| CN109668743A (en) | V-type distance rod testing stand | |
| CN208187670U (en) | A kind of air spring rigidity characteristic test system | |
| CN105157966A (en) | Engine damping cushion static stiffness test fixture | |
| CN115200851B (en) | Test bench for modularly measuring output performance and magnetic leakage of magnetostrictive actuator | |
| CN207408115U (en) | Automobile chassis shock absorbing bushing static state and dynamic rate detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |