CN208313577U - Engine mounting developing instrument - Google Patents
Engine mounting developing instrument Download PDFInfo
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- CN208313577U CN208313577U CN201820795862.1U CN201820795862U CN208313577U CN 208313577 U CN208313577 U CN 208313577U CN 201820795862 U CN201820795862 U CN 201820795862U CN 208313577 U CN208313577 U CN 208313577U
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- column
- engine
- cushion block
- developing instrument
- guide rail
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Abstract
The utility model provides a kind of engine mounting developing instrument (100), the engine mounting developing instrument (100) is tested for engine rigid body mode, it is characterized in that, the engine mounting developing instrument (100) has right side uprights (1), left side column (12) and rear column (4), wherein, the right side uprights (1), displaceably vertically-arranged is on the ground respectively for the left side column (12) and the rear column (4), the right column cushion block that can be shifted along the short transverse of the right side uprights (1) is equipped at the right side uprights (1) for installing right suspension for engine, the left column cushion block (8) that can be shifted along the short transverse of the left side column (12) is equipped at the left side column (12) for installing engine left suspension, in the rear column (4) Place is equipped with the rear installation module (3) that can be shifted along the short transverse of the rear column (4) for installing back suspension device of engine.
Description
Technical field
The utility model relates to a kind of engine mounting developing instrument, it is suitable for different model, different size of start
The suspension of machine is developed, and can carry out the test of engine rigid body mode to the suspension of different-stiffness and position by this developing instrument,
And then determine rigid body mode frequency, to select optimal suspension rigidity and installation site.
Background technique
Automobile develops to best quality, mute direction at present, and previous automobile is not high for the attention degree of comfort,
But the requirement with consumer for car comfort is higher and higher, auto NVH (Noise vibration, Vibration noise,
Harshness roughness) problem is increasingly by the attention of motor corporation.
Engine is contributed interior vibration and noise problem and is protruded as the big noise source of automobile one.Engine passes through outstanding
It sets and is connect with vehicle body, the vibration that engine interior burning generates is transferred on engine rigid body, and the vibration on rigid body passes through suspension
It is transferred to body side, interior NVH is caused to complain.Therefore, it needs to carry out modal test for the system of engine and suspension composition,
To determine engine rigid body mode frequency and the vibration shape in 0-20Hz, thus targetedly to suspension rigidity and installation position
It sets and is designed, avoid engine rigid body mode frequency mutually with other components and engine firing frequencies, to reduce engine
To the vibration and noise of car transmitting, the noise level and class of vehicle are improved.
Previous engine rigid body mode test generally carries out all on real vehicle, for different engines and it is different suspend it is past
Toward needing to manufacture many sample cars for testing, test efficiency is low, and time-consuming and laborious, and influence factor is more, can not be in the early stage of the project
The rigid body mode frequency and the vibration shape for determining the lower engine of the suspension combination of different-stiffness and position, there is the design guidance of suspension
Limit.
Utility model content
The purpose of this utility model is to provide a kind of engine mounting developing instruments, provide a kind of structure letter in other words
It is single, flexibility is good, conveniently engine rigid body mode experimental rig.
In addition, the utility model also aims to solution or alleviates other technical problems existing in the prior art.
The utility model is solved the above problems by providing a kind of engine mounting developing instrument, specifically, according to
The one side of the utility model, provides:
A kind of engine mounting developing instrument, the engine mounting developing instrument are tested for engine rigid body mode,
Wherein, the engine mounting developing instrument has right side uprights, left side column and rear column, wherein the right side uprights, institute
Displaceably on the ground, being equipped at the right side uprights can be along described for vertically-arranged respectively for column and the rear column on the left of stating
For the right column cushion block of the short transverse displacement of right side uprights for installing right suspension for engine, being equipped at the left side column can
The left column cushion block shifted along the short transverse of the left side column assembles at the rear column for installing engine left suspension
There is the rear installation module that can be shifted along the short transverse of the rear column for installing back suspension device of engine, the left column cushion block
For installing the face of the engine left suspension as horizontal plane or there is the gradient.
Optionally, a kind of embodiment according to the present utility model, the right column cushion block are the first right column cushion block or second
Right column cushion block, wherein the face for installing the right suspension for engine of the first right column cushion block is horizontal plane, and described the
The face for installing the right suspension for engine of two right column cushion blocks has the gradient.
Optionally, a kind of embodiment according to the present utility model, the rear column are fixed on ground by rear pillar guide rail
On, and the rear column can be shifted along the longitudinal direction of the rear pillar guide rail.
Optionally, a kind of embodiment according to the present utility model, the left side column are fixed on ground by left column guide rail
On face, and the left side column can be shifted along the longitudinal direction of the left column guide rail.
Optionally, a kind of embodiment according to the present utility model, the left column guide rail include the first left column guide rail and the
Two left column guide rails, wherein the first left column guide rail and the second left column guide rail are parallel to each other and extend at interval.
Optionally, a kind of embodiment according to the present utility model, in the described first left column guide rail and the second left column
Spacing between guide rail is able to carry out adjusting.
Optionally, a kind of embodiment according to the present utility model, the rear installation module install module throughbore after having,
Installation module throughbore is passed through by the rear column after described, for the rear installation module to be mounted at the rear column.
Optionally, a kind of embodiment according to the present utility model, the right side uprights, the left side column or it is described after
One or more of column is hollow structure.
Optionally, a kind of embodiment according to the present utility model, being equipped at the left side column can be along the left side
The extension board of the short transverse displacement of heel post, fixes the left column cushion block on the extension board.
Optionally, a kind of embodiment according to the present utility model, the right column cushion block are fixed on the right side uprights
At upper end, and the right side uprights fix on the ground.
The usefulness of provided engine mounting developing instrument includes: that high financial profit, engineering are strong, can be in project
Early stage can be carried out the test of engine rigid body mode, and with the optimal suspension rigidity of determination and position, and each structure is easy peace
It fills, is easy to disassemble.
Detailed description of the invention
With reference to attached drawing, the above-mentioned and other feature of the utility model be will become obvious, wherein
Fig. 1 shows a kind of schematic diagram of the engine mounting developing instrument of embodiment according to the present utility model；
Fig. 2 shows a kind of engine mounting developing instruments of embodiment according to the present utility model together with being mounted on it
On engine mounting schematic diagram；
Fig. 3 shows a kind of the first right column cushion block of embodiment according to the present utility model and showing for the second right column cushion block
It is intended to.
Specific embodiment
It is readily appreciated that, technical solution according to the present utility model, in the case where not changing the utility model in essence spirit, this field
Those skilled in the art can propose the various structures mode and implementation that can be replaced mutually.Therefore, implement in detail below
Mode and attached drawing are only the exemplary illustrations to the technical solution of the utility model, and are not to be construed as the complete of the utility model
Portion or be considered as defines or limits technical solutions of the utility model.
It mentions in the present specification or up, down, left, right, before and after, front, the back side, top, the bottom that may mention etc.
Positional terms are defined relative to each construction shown in the drawings, they are opposite concepts, and it is therefore possible to can root
Correspondingly changed according to different location locating for it, different use states.So also should not be by these or others side
Position term is construed to restricted term.
With reference to Fig. 1, it illustrates a kind of engine mounting developing instruments 100 of embodiment according to the present utility model
Schematic diagram.
The engine mounting developing instrument 100 is tested for engine rigid body mode, wherein the engine mounting is opened
Hair tool 100 has right side uprights 1, left side column 12 and rear column 4, wherein the right side uprights 1, the left side column 12
Displaceably on the ground, being equipped at the right side uprights 1 can be along the right side uprights for vertically-arranged respectively with the rear column 4
For the right column cushion block of 1 short transverse displacement for installing right suspension for engine, being equipped at the left side column 12 can be along institute
The left column cushion block 8 of short transverse displacement of left side column 12 is stated for installing engine left suspension, is assembled at the rear column 4
There is the rear installation module 3 that can be shifted along the short transverse of the rear column 4 for installing back suspension device of engine, the left column cushion block
8 face for installing the engine left suspension has the gradient (face also can be horizontal plane), this is because different gears
Under engine it is different around the rotation angle of crankshaft, for example D gear engine leans forward, and R gear engine layback, thus to carry out
Engine rigid body mode is tested under different gears.Installation module 3 is bolted on the rear column 4 after described, with side
Just the adjusting of height.
It should be understood that engine mounting, that is engine left suspension, right suspension for engine, engine rear overhang
The usual term that engine back pull rod suspension in other words is those skilled in the art is set, as linking power assembly and vehicle body
Part exist, main function is to support power assembly, influence of the vibration to vehicle for reducing power assembly, limitation power assembly
Amount of jitter, very big effect is played to vehicle NVH performance.Since the structure of engine mounting is not the weight of the utility model
Point, therefore description is not developed in details herein.
Further, the right column cushion block is the first right column cushion block 24 of right column cushion block 23 or the second, wherein described first is right
The face for installing the right suspension for engine of column cushion block 23 is horizontal plane, it is ensured that is started under static and idling operation
Machine posture, and the face for installing the right suspension for engine of the second right column cushion block 24 has the gradient for carrying out D
The engine rigid body mode test of gear and R gear completes engine under different gears by the cushion block on replacement suspension mounting platform
Pose adjustment (referring to Fig. 3, it illustrates a kind of first right column cushion blocks 23 and second of embodiment according to the present utility model
The schematic diagram of right column cushion block 24).
It can also be seen that, the rear column 4 is fixed on the ground by rear pillar guide rail 5 from Fig. 1, and it is described after
Column 4 can be shifted along the longitudinal direction of the rear pillar guide rail 5.Meanwhile the left side column 12 is fixed on by left column guide rail
On ground, and the left side column 12 can be shifted along the longitudinal direction of the left column guide rail.Specifically, the left column guide rail
Including the first left column guide rail 14 and the second left column guide rail 15, wherein the first left column guide rail 14 and the second left column guide rail
15 is parallel to each other and extend at interval.In addition, between the described first left column guide rail 14 and the second left column guide rail 15
Spacing be able to carry out adjusting, with the fixation for the left side column 12.The first left column guide rail 14 and second left side
Column guide rail 15 is identical as the structure type of the rear pillar guide rail 5, rear pillar guide rail 5 for example by 4 identical bolts, i.e. first after
Column bolt 6 and the second rear pillar bolt 7 fix on the ground；The first left column guide rail 14 and the second left column guide rail 15 also divide
Not Tong Guo 4 and the left column bolt 16 of the first rear pillar bolt 6 identical first fix on the ground；The left side column 12 is logical
It crosses and identical two the second left column bolts 13 of the first rear pillar bolt 6 is separately fixed at the described first left column guide rail 14 and institute
It states on the second left column guide rail 15.Thereby, it is possible to be moved in a manner of it can disengage from ground and dismantle in other words to corresponding guide rail
Position.In addition, guide rail is all made of steel structure, heavier-weight can fix corresponding column well, and 3 suspension columns are work
Word steel type structure.
In addition, installation module 3 installs module throughbore after described after having, module throughbore is installed by the rear column after described
4 pass through, for the rear installation module 3 to be mounted at the rear column 4.Meanwhile in the implementations shown in the figures,
It is described after installation module 3 also have there are two mounting hole, particularly bolt hole, with the fixed installation for back pull rod suspension.
In order to carry out appropriate lightweight under the premise of guaranteeing stability, the right side uprights 1, the left side column 12 or
One or more of described rear column 4 is hollow structure.
The left and right side in Fig. 1 it can be seen that, being equipped at the left side column 12 can be vertical along the left side
The extension board 9 of the short transverse displacement of column 12, fixes the left column cushion block 8 on the extension board 9.The right column cushion block simultaneously
It is fixed at the upper end of the right side uprights 1, and the right side uprights 1 fix on the ground.The left column cushion block 8 passes through two
A bolt is connect with the extension board 9, and the extension board 9 passes through two and the identical left column of third of the first rear pillar bolt 6
Bolt 10, the 4th left column bolt 11 are fixed on the left side column 12, in order to adapt to the left side suspension installation of different height, institute
Stating left column cushion block 8 can easily be replaced, to adapt to different mounting surfaces.The right side uprights 1 directly pass through and institute
The identical two right column bolts 2 of the first rear pillar bolt 6 are stated to fix on the ground.Thereby, it is possible to can disengage in other words from ground
The mode of disassembly shifts corresponding guide rail.After fixing right side uprights 1, it is only necessary to be led in the described first left column
The right side uprights 1 are adjusted in the mobile left side column 12 on rail 14 and the second left column guide rail 15 and the left side is vertical
The distance of column 12, to adapt to different size of engine.
With reference to Fig. 2, it illustrates a kind of companies of engine mounting developing instrument 100 of embodiment according to the present utility model
With the schematic diagram of engine mounting mounted thereto.Wherein, engine left suspension 22 passes through two identical left suspension bolts
21 are fixed on the left column cushion block 8, right suspension for engine 17 pass through shown in two right suspension bolts 18 be fixed on the right side
On heel post 1, there is the described first right column cushion block 23 in centre, and engine back pull rod suspension 19 is connected by back pull rod suspension bolt 20
It connects in the bolt hole in the rear installation module 3.
In conclusion the utility model provides a kind of engine mounting developing instrument, including ground move guide rail with
And mounting device, wherein ground guide is connect by bolt with ground, and 3 suspension columns are connect by bolt with ground guide,
There is replaceable cushion block on left and right side column, facilitates the left and right suspension of different mounting surfaces, different height to install, on rear column
Installation module is installed, the location and installation of back pull rod suspension is facilitated.3 I-shaped steel type columns are for placing engine or so suspension
And back suspension device of engine, the fixation of different size engine is realized by the relative movement of ground guide, it is vertical by I-shaped steel type
Moving horizontally for column realizes that the suspension of different arrangement forms is fixed, and wherein rear-suspending column can carry out vertical direction movement, side
Just the fixation of the engine back stay of different height.The cushion block of different gradient can be installed on the mounting platform of left and right pillar,
And then the test of engine rigid body mode under different engine Installation postures is completed, to be designed to suspension rigidity and position
Exploitation.The utility model moves guide rail and I-shaped steel type column using ground, and flexibility is high, may be implemented different size,
The engine installation of difference suspension；It can complete the test of engine rigid body mode under static, different shifting states；I-shaped steel type
Pillar construction is strong, modal frequency is high, and the first rank Elastic mode frequency is greater than 10 times of the first rank of engine rigid body mode；I-steel
The column of type has also focused on light-weight design under the premise of guaranteeing stability, guarantees the dismounting convenience of device.
The utility model provides a kind of convenient and efficient and accurate engine mounting developing instrument as a result, instead of reality
The engine rigid body mode test carried out on vehicle is suitable for existing different engines and suspension combination, can complete different gears
The test of the lower engine rigid body mode in position, it is helpful for the selection of development phase Engine Mount Stiffness and position, significantly
It improves work efficiency, saves cost.
It should be understood that all above preferred embodiments are all illustrative and not restrictive, those skilled in the art
The various remodeling or deformation that member makes particular embodiments described above under the design of the utility model all should be practical at this
In novel legal scope.
Claims (10)
1. a kind of engine mounting developing instrument (100), the engine mounting developing instrument (100) is used for engine rigid body mould
State test, which is characterized in that the engine mounting developing instrument (100) have right side uprights (1), left side column (12) and after
Column (4), wherein the right side uprights (1), the left side column (12) and the rear column (4) distinguish displaceably vertically-arranged
On the ground, the right column cushion block that can be shifted along the short transverse of the right side uprights (1) is equipped at the right side uprights (1)
For installing right suspension for engine, being equipped at the left side column (12) can be along the short transverse of the left side column (12)
For the left column cushion block (8) of displacement for installing engine left suspension, being equipped at the rear column (4) can be along the rear column
(4) the rear installation module (3) of short transverse displacement is used to pacify for installing back suspension device of engine, the left column cushion block (8)
The face of the engine left suspension is filled as horizontal plane or there is the gradient.
2. engine mounting developing instrument (100) according to claim 1, which is characterized in that the right column cushion block is the
One right column cushion block (23) or the second right column cushion block (24), wherein the first right column cushion block (23) is used to install described start
The face of the right suspension of machine is horizontal plane, and the face for installing the right suspension for engine of the second right column cushion block (24) has
The gradient.
3. engine mounting developing instrument (100) according to claim 1, which is characterized in that the rear column (4) passes through
Rear pillar guide rail (5) fixes on the ground, and the rear column (4) can be shifted along the longitudinal direction of the rear pillar guide rail (5).
4. engine mounting developing instrument (100) according to claim 1, which is characterized in that the left side column (12)
It is fixed on the ground by left column guide rail, and the left side column (12) can be moved along the longitudinal direction of the left column guide rail
Position.
5. engine mounting developing instrument (100) according to claim 4, which is characterized in that the left column guide rail includes
First left column guide rail (14) and the second left column guide rail (15), wherein the first left column guide rail (14) and the second left column are led
Rail (15) is parallel to each other and extends at interval.
6. engine mounting developing instrument (100) according to claim 5, which is characterized in that led in the described first left column
Spacing between rail (14) and the second left column guide rail (15) is able to carry out adjusting.
7. engine mounting developing instrument (100) according to claim 1, which is characterized in that install module (3) after described
Module throughbore is installed after having, it is described after installation module throughbore passed through by the rear column (4), with for will it is described after installation mould
Block (3) is mounted at the rear column (4).
8. engine mounting developing instrument (100) according to claim 1, which is characterized in that the right side uprights (1),
One or more of the left side column (12) or the rear column (4) are hollow structure.
9. engine mounting developing instrument (100) according to claim 1, which is characterized in that in the left side column
(12) extension board (9) that can be shifted along the short transverse of the left side column (12) is equipped at, it is solid on the extension board (9)
The fixed left column cushion block (8).
10. engine mounting developing instrument (100) according to claim 1, which is characterized in that the right column cushion block is fixed
At the upper end of the right side uprights (1), and the right side uprights (1) fix on the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820795862.1U CN208313577U (en) | 2018-05-25 | 2018-05-25 | Engine mounting developing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820795862.1U CN208313577U (en) | 2018-05-25 | 2018-05-25 | Engine mounting developing instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208313577U true CN208313577U (en) | 2019-01-01 |
Family
ID=64715421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820795862.1U Active CN208313577U (en) | 2018-05-25 | 2018-05-25 | Engine mounting developing instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208313577U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114184387A (en) * | 2021-12-16 | 2022-03-15 | 上汽通用汽车有限公司 | Engine mounting test platform |
-
2018
- 2018-05-25 CN CN201820795862.1U patent/CN208313577U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114184387A (en) * | 2021-12-16 | 2022-03-15 | 上汽通用汽车有限公司 | Engine mounting test platform |
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