CN206479300U - A kind of NVH test support sets of adjustable length - Google Patents
A kind of NVH test support sets of adjustable length Download PDFInfo
- Publication number
- CN206479300U CN206479300U CN201720121087.7U CN201720121087U CN206479300U CN 206479300 U CN206479300 U CN 206479300U CN 201720121087 U CN201720121087 U CN 201720121087U CN 206479300 U CN206479300 U CN 206479300U
- Authority
- CN
- China
- Prior art keywords
- gag lever
- lever post
- clamp assembly
- adjustable length
- nvh
- 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
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model provides a kind of NVH test support sets of adjustable length, belongs to automotive test technical field of tools.It solves the attachment point for needing that installment state is simulated using the support set of different length in NVH test process, causes the problem of support set application efficiency is not high.The NVH test support sets of this adjustable length, including gag lever post, this support set includes the clamp assembly one and clamp assembly two for being respectively provided with jaws, clamp assembly one be arranged on one end of gag lever post and clamp assembly one can along gag lever post axial movement and be positioned on gag lever post, clamp assembly two is arranged on the other end of gag lever post and clamp assembly two can be moved axially and be positioned on gag lever post along gag lever post.The NVH tests support set of this adjustable length can improve the application efficiency in NVH tests.
Description
Technical field
The utility model belongs to automotive test technical field of tools, is related to a kind of support set, particularly a kind of adjustable length
NVH test support sets.
Background technology
With the development of society, demand more and more higher of the people to the various performances of automobile, auto NVH is noise, vibration
With the english abbreviation of sound vibration roughness, in the NVH performance developments of automobile, it is often necessary to test the dynamic stiffness and attachment of attachment point
Point is generally attached to (so-called attachment point refer to control arm, towing arm and subframe or vehicle body tie point) such as in-car NTF, VTF
There are two hangers for being used for installing support set on point.
In order to ensure the accuracy of test result, NVH testing departments usually need according between two hangers of attachment point not
Same distance design processes the support set of different length to simulate the attachment point of installment state, and often developing a car needs to process different
Up to 5~10 kinds of the support set of length, costly, the cycle is long, and after a car has been developed, the support set processed can not yet
For the exploitation of other new models, cause waste, simultaneously because traditional support set in cylinder, it is extremely disadvantageous in power hammer into shape tap and
Accelerometer is pasted, and greatly reduces test efficiency.
The content of the invention
The purpose of this utility model is there is above mentioned problem for existing technology, it is proposed that a kind of adjustable length
NVH test support sets, technical problem to be solved in the utility model is how to improve the application efficiency of support set in NVH tests.
The purpose of this utility model can be realized by following technical proposal：
A kind of NVH test support sets of adjustable length, including gag lever post, it is characterised in that this support set includes being respectively provided with
The clamp assembly one and clamp assembly two of jaws, the clamp assembly one is arranged on one end of gag lever post and clamp assembly one can edge
The axial movement of gag lever post and be positioned on gag lever post, the clamp assembly two is arranged on the other end and clamping group of gag lever post
Part two can be moved axially and be positioned on gag lever post along gag lever post.
Operation principle：The gag lever post of one appropriate length of selection is needed, this support set is to be used to be used in NVH testing experiments
The dynamic stiffness of attachment point is tested, and generally there are two hangers for being used for installing support set on attachment point, gag lever post is located in two
In individual hanger, one of hanger can be clamped and be positioned on gag lever post by the jaws on clamp assembly one, on clamp assembly two
Jaws another hanger can be clamped and is positioned on gag lever post, and general in NVH testing experiments, the difference of attachment point,
Cause the distance between two hangers difference, and now clamp assembly one and clamp assembly two can be moved along the axial direction of gag lever post
The position corresponding with hanger is moved, then hanger is clamped in jaws, and then only needs to a kind of support set and be can be achieved with to all
The fixation of hanger in NVH testing experiments, and then improve application efficiency of the support set in NVH tests.
In the NVH test support sets of above-mentioned adjustable length, the clamp assembly one includes two nuts one, described
One end of gag lever post is provided with the screw thread that can be meshed with nut one, and the nut one is located on one end of gag lever post.
Jaws is formed between two nuts one, staff can use the relative position of spanner two nuts one of movement, and
Hanger is clamped, the power hammer in NVH processs of the test is facilitated and taps and accelerometer stickup, because nut one is standard component, enter
And more facilitate when nut one breaks down and needs to change, and test period and experimentation cost have been saved, while two nuts
One is moved easily, while what can also be consolidated is clamped in hanger between two nuts one so that the application efficiency of support set is more preferable.
In the NVH test support sets of above-mentioned adjustable length, the clamp assembly two includes two nuts two, described
The other end of gag lever post is provided with the screw thread that can be meshed with nut two, and the nut two is located on the other end of gag lever post.
Jaws is formed between two nuts two, staff can use the relative position of spanner two nuts two of movement, and
Hanger is clamped, the power hammer in NVH processs of the test is facilitated and taps and accelerometer stickup, because nut two is standard component, enter
And more facilitate when nut two breaks down and needs to change, test period and experimentation cost are saved, while two nuts two
It is moved easily, while what can also be consolidated is clamped in hanger between two nuts two so that the application efficiency of support set is more preferable.
In the NVH test support sets of above-mentioned adjustable length, the end face that two nuts one are oppositely arranged is
Plane, the end face that two nuts two are oppositely arranged is plane.
The setting of the structure so that the contact surface between nut one and hanger between nut two and hanger more preferably, can be more
Firm clamps hanger, and then NVH test process is normally carried out, and facilitates the development of experiment.
In the NVH test support sets of above-mentioned adjustable length, the two ends end of the gag lever post offers guiding
Face.
The setting of the structure, is not in the end of gag lever post by hand when gag lever post is located in hanger by staff
The phenomenon of scuffing, while spigot surface also functions to an effect being oriented to clamp assembly one and clamp assembly two, facilitates work
The installation of personnel so that the time of the early-stage preparations process of experiment shortens.
In the NVH test support sets of above-mentioned adjustable length, the clamp assembly one includes two circlips one,
Opening is offered on the circlip one, the two ends of the circlip one are respectively provided with fixing hole, the circlip one
One end of gag lever post can be positioned at by opening and can be fixed on by the fastener worn on fixing hole on gag lever post.
Circlip one can be clamped on gag lever post by opening, and can be slided on gag lever post, can according to hanger away from
From difference, to slide circlip one so that two circlips one can clamp hanger, and what is now worn in fixing hole is tight
Firmware is positioned to circlip one and circlip is fixed on to one end of gag lever post, and then facilitates power in process of the test to hammer into shape
Percussion and accelerometer stickup.
In the NVH test support sets of above-mentioned adjustable length, the clamp assembly two includes two circlips two,
Opening is offered on the circlip two, the two ends of the circlip two are respectively provided with fixing hole, the circlip two
The other end of gag lever post can be positioned at by opening and can be fixed on by the fastener worn on fixing hole on gag lever post.
Circlip two can be clamped on gag lever post by opening, and can be slided on gag lever post, can according to hanger away from
From difference, to slide circlip two so that two circlips two can clamp hanger, and what is now worn in fixing hole is tight
Firmware is positioned to circlip two and circlip two is fixed on to the other end of gag lever post, and then is facilitated in process of the test
The percussion of power hammer and the stickup of accelerometer.
Compared with prior art, the NVH test support sets of this adjustable length have advantages below：
1st, by the setting of clamp assembly one, clamp assembly two and gag lever post, different attachment point double shackles is can be suitably used for, are entered
And application efficiency of the whole support set in NVH testing experiments is improved.
2nd, the end of gag lever post is provided with spigot surface, it is to avoid scratch hand during the operation of staff.
Brief description of the drawings
Fig. 1 is the structural representation of the NVH test support sets of this adjustable length.
In figure, 1, gag lever post；11st, spigot surface；2nd, clamp assembly one；21st, nut one；3rd, clamp assembly two；31st, nut
Two；4th, jaws；5th, hanger.
Embodiment
The following is specific embodiment of the utility model and with reference to accompanying drawing, further is made to the technical solution of the utility model
Description, but the utility model is not limited to these embodiments.
Embodiment one
As shown in figure 1, the NVH test support sets of this adjustable length, including gag lever post 1.
Specifically, as shown in figure 1, this support set includes the clamp assembly 1 and clamp assembly 23 for being respectively provided with jaws 4, folder
Tight component 1 includes two nuts 1, and one end of gag lever post 1 is provided with the screw thread that can be meshed with nut 1, nut one
21 be located on one end of gag lever post 1 and nut 1 can along gag lever post 1 axial movement and be positioned on gag lever post 1,
Clamp assembly 23 includes two nuts 2 31, and the other end of gag lever post 1 is provided with the screw thread that can be meshed with nut 1, spiral shell
Mother 2 31 is located on the other end of gag lever post 1 and clamp assembly 23 can move axially along gag lever post 1 and be positioned at gag lever post
On 1.
Furtherly, as shown in figure 1, the end face that two nuts 1 are oppositely arranged is plane, two phases of nut 2 31
End face to setting is plane, and the two ends end of gag lever post 1 offers spigot surface 11.
Operation principle：The gag lever post 1 of one appropriate length of selection is needed, this support set is to be used to use in NVH testing experiments
In the dynamic stiffness of test attachment point, and generally there are two hangers 5 for being used for installing support set on attachment point, gag lever post 1 is worn
In two hangers 5, nut 1 can along gag lever post 1 move axially to one of hanger 5 is clipped in two nuts one
Between 21, now nut 1 is positioned on gag lever post 1, and nut 2 31 can moving axially to another along gag lever post 1
Hanger 5 is clipped between two nuts 2 31, and now nut 2 31 is positioned on gag lever post 1, and general in NVH testing experiments,
The difference of attachment point, causes the distance between two hangers 5 difference, and now clamp assembly 1 and clamp assembly 23 can edges
The position corresponding with hanger 5 that move axially to of gag lever post 1, then hanger 5 is clamped in jaws 4, and then only needs to one
Plant support set and can be achieved with the fixation to hanger 5 in all NVH testing experiments, and then improve application of the support set in NVH tests
Efficiency.
Embodiment two
The NVH tests support set and embodiment one of the adjustable length of the present embodiment are essentially identical, and its difference is：
As shown in figure 1, clamp assembly 1 includes offering opening on two circlips one, circlip one, circlip one
Two ends are respectively provided with fixing hole, and circlip one can be positioned at one end of gag lever post 1 by opening and can be by being worn on fixing hole
Fastener be fixed on gag lever post 1.Circlip one can be clamped on gag lever post 1 by opening, and can be slided on gag lever post 1
It is dynamic, can according to the difference of the distance of hanger 5, to slide circlip one so that two circlips one can clamp hanger 5,
The fastener now worn in fixing hole is positioned to circlip one and circlip is fixed on to one end of gag lever post 1,
And then facilitate the percussion of power hammer and the stickup of accelerometer in process of the test.
Embodiment three
The NVH tests support set and embodiment one of the adjustable length of the present embodiment are essentially identical, and its difference is：
As shown in figure 1, clamp assembly 23 includes offering opening on two circlips two, circlip two, circlip two
Two ends are respectively provided with fixing hole, and circlip two can be positioned at the other end of gag lever post 1 by opening and can be by being worn on fixing hole
If fastener be fixed on gag lever post 1.Circlip two can be clamped on gag lever post 1 by opening, and can be on gag lever post 1
Slide, can be according to the difference of the distance of hanger 5, to slide circlip two so that two circlips two can press from both sides hanger 5
Tightly, the fastener now worn in fixing hole is positioned to circlip two and circlip two is fixed on into gag lever post 1
The other end, and then facilitate the percussion of power hammer and the stickup of accelerometer in process of the test.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement or using similar to described specific embodiment
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (7)
1. a kind of NVH test support sets of adjustable length, including gag lever post (1), it is characterised in that this support set includes being respectively provided with
The clamp assembly one (2) and clamp assembly two (3) of jaws (4), the clamp assembly one (2) are arranged on one end of gag lever post (1)
And clamp assembly one (2) can along gag lever post (1) axial movement and be positioned on gag lever post (1), the clamp assembly two (3)
Being arranged on the other end and clamp assembly two (3) of gag lever post (1) can move axially along gag lever post (1) and be positioned at gag lever post
(1) on.
2. the NVH test support sets of adjustable length according to claim 1, it is characterised in that the clamp assembly one
(2) two nuts one (21) are included, one end of the gag lever post (1) is provided with the screw thread that can be meshed with nut one (21), institute
Nut one (21) is stated to be located on one end of gag lever post (1).
3. the NVH test support sets of adjustable length according to claim 2, it is characterised in that the clamp assembly two
(3) two nuts two (31) are included, the other end of the gag lever post (1) is provided with the screw thread that can be meshed with nut two (31),
The nut two (31) is located on the other end of gag lever post (1).
4. the NVH test support sets of adjustable length according to claim 3, it is characterised in that two nuts one
(21) end face being oppositely arranged is plane, and the end face that two nuts two (31) are oppositely arranged is plane.
5. the NVH test support sets of the adjustable length according to claim 1 or 2 or 3 or 4, it is characterised in that the limit
The two ends end of position bar (1) offers spigot surface (11).
6. the NVH test support sets of adjustable length according to claim 1, it is characterised in that the clamp assembly one
(2) include offering opening on two circlips one, the circlip one, the two ends of the circlip one are respectively provided with
Fixing hole, the circlip one can be positioned at one end of gag lever post (1) by opening and can be tight by what is worn on fixing hole
Firmware is fixed on gag lever post (1).
7. the NVH test support sets of adjustable length according to claim 1, it is characterised in that the clamp assembly two
(3) include offering opening on two circlips two, the circlip two, the two ends of the circlip two are respectively provided with
Fixing hole, the circlip two can be positioned at the other end of gag lever post (1) by opening and can be by being worn on fixing hole
Fastener is fixed on gag lever post (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720121087.7U CN206479300U (en) | 2017-02-09 | 2017-02-09 | A kind of NVH test support sets of adjustable length |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720121087.7U CN206479300U (en) | 2017-02-09 | 2017-02-09 | A kind of NVH test support sets of adjustable length |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206479300U true CN206479300U (en) | 2017-09-08 |
Family
ID=59749291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720121087.7U Active CN206479300U (en) | 2017-02-09 | 2017-02-09 | A kind of NVH test support sets of adjustable length |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206479300U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108414233A (en) * | 2018-01-29 | 2018-08-17 | 上汽通用五菱汽车股份有限公司 | A kind of test fixture of vehicle body attachment point dynamic stiffness |
-
2017
- 2017-02-09 CN CN201720121087.7U patent/CN206479300U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108414233A (en) * | 2018-01-29 | 2018-08-17 | 上汽通用五菱汽车股份有限公司 | A kind of test fixture of vehicle body attachment point dynamic stiffness |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102758871B (en) | Radial deformation superposition analysis calculation method for car stabilizer bar rubber bushing | |
| CN206479300U (en) | A kind of NVH test support sets of adjustable length | |
| CN205719768U (en) | A kind of Sheet Rectangular tensile sample fixture | |
| CN203671031U (en) | Pipeline fixing hoop | |
| CN206241916U (en) | A kind of combination wrench | |
| CN204366194U (en) | For the gear grinding clamp of output shaft of gear-box | |
| CN207584179U (en) | A kind of fixing device of pipelines of automobile air conditioner | |
| CN205858896U (en) | A kind of novel single-side bolt fastener of easy accessibility | |
| CN205043712U (en) | Flaring locking frock of auto -lock swivel nut and flaring that this frock was used connect | |
| CN200960648Y (en) | Automobile valve collets erector | |
| CN210978085U (en) | Shock absorber tensioning connecting device | |
| CN102943931A (en) | Combined pipe clamp | |
| CN202241030U (en) | Mounting auxiliary tool | |
| CN106392432A (en) | Tool device with welding and inspecting dual functions | |
| CN107322502A (en) | Fuel pump vibration tong and its application method | |
| CN205981880U (en) | Combined type fatigue test anchor clamps | |
| CN207798320U (en) | The attachment device of transmission shaft foil gauge signal scaling | |
| CN206550469U (en) | Component socketing tool equipment | |
| CN210790153U (en) | Hydraulic braking clamp for machining automobile front steering knuckle | |
| CN215986397U (en) | Generator test fixture | |
| CN206200507U (en) | A kind of piston pin tool specially for attaching and detaching | |
| CN204801807U (en) | Device is installed and removed fast to track inspection dolly frame | |
| CN109060348A (en) | A kind of secondary flywheel comprehensive check tool with auxiliary measuring block | |
| CN109109652A (en) | Exchanging structure, electric drive axle and vehicle | |
| CN103752754B (en) | A kind of staking fastening method and instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |