CN205679371U - Twist Vibration System of Engine Crankshaft test fixture support, device and structure - Google Patents
Twist Vibration System of Engine Crankshaft test fixture support, device and structure Download PDFInfo
- Publication number
- CN205679371U CN205679371U CN201620616386.3U CN201620616386U CN205679371U CN 205679371 U CN205679371 U CN 205679371U CN 201620616386 U CN201620616386 U CN 201620616386U CN 205679371 U CN205679371 U CN 205679371U
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- Prior art keywords
- engine crankshaft
- vibration system
- test fixture
- twist vibration
- fixture support
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Abstract
The utility model relates to engine art, discloses a kind of Twist Vibration System of Engine Crankshaft test fixture support, device and structure.This Twist Vibration System of Engine Crankshaft test fixture support (10) include rack body and be arranged on described rack body for described Twist Vibration System of Engine Crankshaft test fixture support (10) being fixed on the first installation portion of tested engine and for installing the second installation portion of laser sensor (6), described second installation portion is arranged so that the laser level injection that described laser sensor (6) is launched.By utilizing Twist Vibration System of Engine Crankshaft test fixture of the present utility model, laser sensor can be installed easily, it is ensured that the degree of accuracy of test, improve testing efficiency.
Description
Technical field
The utility model relates to engine art, in particular it relates to a kind of Twist Vibration System of Engine Crankshaft test fixture support, dress
Put and structure.
Background technology
Noise, vibration to engine for the torsional oscillation has important meaning with sound vibration roughness (NVH) and fatigue endurance.Starting
In the development process of machine, need to carry out strict test and assessment to torsional oscillation, it is to avoid during later stage coupling car load, torsional oscillation is caused
NVH and the durable problem of Parts, improve quality and the competitiveness of product.
Twist Vibration System of Engine Crankshaft test is that the rotating speed to engine crankshaft is analyzed.Current test engine speed of crankshaft
Common are three kinds of sensors: laser speed probe, magnetic power rotation speed sensor and encoder.Magnetic power rotation speed sensor general with
Toothed disc is with the use of, it is desirable to have the existence of tooth, and encoder cost is higher, and the ratio that laser sensor uses is wide, no
Opinion is all can using of axle or dish.In sum, laser speed probe relative to other two kinds of sensors have should
With extensively, lower-cost advantage.
Prior art laser sensor typically uses outside being fixed on engine when testing speed of crankshaft, independent device
Fix laser sensor, according to the difference of test environment, even if same engine is also required in different test environments
Different fixing devices.Meanwhile, the vibration producing during engine work easily causes device and produces displacement with engine, and impact is surveyed
Examination precision and test efficiency.
Therefore there is installation in existing crankshaft torsional vibrations test fixture and operation is complicated, test accuracy is not good, test efficiency
Beneath problem.
Utility model content
The purpose of this utility model is to provide a kind of equipment, and this equipment can solve the problem that existing crankshaft torsional vibrations test fixture is deposited
Installing and operation is complicated, test accuracy is not good, the problem under test efficiency.
To achieve these goals, the utility model provides a kind of Twist Vibration System of Engine Crankshaft test fixture support, and this starts
Machine crankshaft torsional oscillation test fixture support include rack body and be arranged on described rack body for by described engine
Crankshaft torsional vibrations test fixture support is fixed on the first installation portion of tested engine and for installing the of laser sensor
Two installation portions, described second installation portion is arranged so that the laser level injection of described laser transmitter projects.
Preferably, described Twist Vibration System of Engine Crankshaft test fixture support includes base plate and the assembling of angled setting each other
Plate, described buck plate is vertically arranged, and described first installation portion is arranged on described base plate, and described second installation portion is arranged on described
On buck plate.
Preferably, described second installation portion is configured to vertically regulate the position of described laser sensor.
Preferably, described second installation portion is chute.
Preferably, described tooling bracket is provided with rib.
Preferably, described rib includes the reinforcement connecting described base plate and buck plate.
Preferably, described base plate is vertical with buck plate.
Preferably, described first installation portion is installing hole.
Preferably, described Twist Vibration System of Engine Crankshaft test fixture support is integrated part, and described tooling bracket is adopted by stainless steel
Material is made.
On the basis of above, the utility model also provides a kind of Twist Vibration System of Engine Crankshaft test device, this engine crankshaft
Torsional oscillation test device includes according to the above-mentioned Twist Vibration System of Engine Crankshaft test fixture support of the utility model and is arranged on described the
Laser sensor on two installation portions.
On the basis of above, the utility model also provides a kind of Twist Vibration System of Engine Crankshaft test structure, this engine crankshaft
Torsional oscillation test structure includes the above-mentioned Twist Vibration System of Engine Crankshaft test device of engine, code-disc and the utility model, described code-disc
Being installed on the crank pulley of described engine, described tooling bracket is installed on described engine by described first installation portion
Oil sump on and make described laser sensor just to described code-disc.
By technique scheme, by utilizing Twist Vibration System of Engine Crankshaft test fixture support of the present utility model, permissible
Twist Vibration System of Engine Crankshaft test fixture support is arranged laser sensor using engine as installation foundation, such that it is able to swash
Optical sensor carries out location and installation easily relative to engine, it is ensured that the degree of accuracy of test, improves testing efficiency.
Other features and advantages of the utility model will be described in detail in detailed description of the invention part subsequently.
Brief description
Accompanying drawing is used to provide and is further appreciated by of the present utility model, and constitutes a part for specification, and following
Detailed description of the invention be used for explaining the utility model together, but be not intended that to restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the schematic diagram of the Twist Vibration System of Engine Crankshaft test device according to preferred embodiment of the present utility model.
Fig. 2 is the Twist Vibration System of Engine Crankshaft test fixture support schematic diagram of preferred embodiment of the present utility model；
Fig. 3 is the schematic diagram of the Twist Vibration System of Engine Crankshaft test structure of preferred embodiment of the present utility model.
Description of reference numerals
1 chute 2 rib
3 installing hole 4 nuts
5 nut 6 laser sensors
7 engine 8 crank pulleys
9 code-disc 10 Twist Vibration System of Engine Crankshaft test fixture supports
11 data wire 12 oil sump bolts
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.It should be appreciated that herein
Described detailed description of the invention is merely to illustrate and explains the utility model, is not limited to the utility model.
The utility model provides a kind of Twist Vibration System of Engine Crankshaft test fixture support, this Twist Vibration System of Engine Crankshaft test fixture
Support 10 (hereinafter referred to as tooling bracket) include rack body and be arranged on rack body for fixing tooling bracket
In the first installation portion of the engine tested with for installing the second installation portion of laser sensor 6, the second installation portion is arranged
For the laser level injection making described laser sensor 6 launch, this laser sensor can be by test engine bent axle
Rotating speed, carries out torsional test, and this tooling bracket arranges laser sensor using engine as installation foundation, such that it is able to right
Laser sensor carries out location and installation easily relative to engine, it is ensured that the degree of accuracy of test, improves testing efficiency.
Preferably, this tooling bracket 10 includes base plate 13 and the buck plate 14 of angled setting each other, and the first installation portion sets
Putting on base 13, tooling bracket can be fixing on the engine by this first installation portion, and buck plate 14 is vertically arranged and fills
It is provided with the second installation portion for installing laser sensor 6, owing to buck plate 14 is vertically arranged, it is simple to arrange on matching board 14
The laser level injection that two installation portions are launched to ensure laser sensor 6, thus improve measuring accuracy.
Preferably, this second installation portion can vertically regulate the position of laser sensor 6, can be according to different
The height of test environment regulation laser sensor 6 so that this tooling bracket can adapt to the different engine of many moneys, the model of application
Enclose more extensive.It is highly preferred that this second installation portion is chute 1, laser sensor 6 can be slidably mounted on chute 1, to adjust
The height of joint laser sensor 6.Specifically, laser sensor 6 can be fixed on this chute 1 by the nut 4 at two ends with nut 5
In, while ensureing laser sensor 6 horizontal level, the vertical of this laser sensor can be regulated by nut 4 and nut 5
Position.
Selectively, this tooling bracket 10 is provided with rib 2, it is ensured that the stability of this tooling bracket, prevents
The deformation that this tooling bracket 10 is likely to result in due to the vibration of engine in test process, improves the practical longevity of product
Life.Rib 2 can use various suitable form, it is preferable that this rib 2 includes adding of connecting bottom board 13 and buck plate 14
Strong muscle, to strengthen the stability of the joint portion of base plate 13 and buck plate 14.Add it should be noted that rib 2 also can use
Form beyond strong muscle, and reinforcement is it can also be provided that multiple, so that this tooling bracket 10 can adapt to some power
The stronger vibration that stronger engine brings.
Preferably, the first installation portion on base plate 13 is installing hole 3, permissible with oil sump bolt 12 by this installing hole 3
It is fixed on tooling bracket 10 on the oil sump of engine, it is to avoid the vibration producing when engine works causes tooling bracket
It is subjected to displacement with engine.But the utility model is not limited to this, for example, rivet can be used to be fixed on tooling bracket 10 and to send out
In motivation.
Also it may be preferred that base plate 13 is vertical with buck plate 14, base plate 13 is horizontally disposed with, and buck plate 14 is vertically placed, permissible
Make between base plate 13 and engine sump tank is fixing simpler and more firm.
Understandably, this tooling bracket 10 is integrated part, and uses the material that rigidity is bigger, such as stainless steel material
(such as 304 stainless steels).Wherein, this tooling bracket 10 is integrated the assembling step that part can omit between base plate 13 and buck plate 14
Suddenly, also can avoid being subjected to displacement between base plate 13 and buck plate 14 simultaneously；In addition, stainless steel has good processability and corrosion resistant
Erosion feature, this tooling bracket 10 use stainless steel material can in order on base plate 13 and buck plate 14 process installation portion, with
When due to its corrosion resistant feature, it is ensured that the service life of this tooling bracket 10.
In addition, as it is shown in figure 1, according to another aspect of the present utility model, the utility model also provides a kind of engine bent
Axial torsional vibration tests device, and this Twist Vibration System of Engine Crankshaft test device includes that Twist Vibration System of Engine Crankshaft test fixture as above props up
Frame 10 and the laser sensor 6 being arranged on the second installation portion.Twist Vibration System of Engine Crankshaft by simple in construction as above
Test fixture support 10 and can improve crankshaft torsional vibrations test test accuracy, simultaneously this test device install and operation letter
Single, improve crankshaft torsional vibrations test efficiency.
As it is shown on figure 3, the utility model also provides a kind of Twist Vibration System of Engine Crankshaft test structure, this Twist Vibration System of Engine Crankshaft
Test structure include engine the 7th, code-disc 9 and above-mentioned Twist Vibration System of Engine Crankshaft test device, this code-disc 9 be installed on described in start
On the crank pulley 8 of machine, described tooling bracket 10 is installed on the oil sump of described engine by described first installation portion
And making described laser sensor 6 just to described code-disc 9, this laser sensor 6 can be by being attached on engine crankshaft belt pulley 8
Code-disc 9 obtain tach signal, then by being connected to the data wire 11 of laser sensor 6, tach signal is input to data acquisition
On storage, carry out torsional test.It should be noted that the utility model is not limited only to certain engine, for oil sump and song
Shaft pulley has the engine of such location arrangements all can test device by this Twist Vibration System of Engine Crankshaft practical.
Describe preferred embodiment of the present utility model above in association with accompanying drawing in detail, but, the utility model does not limit
Detail in above-mentioned embodiment, in technology concept of the present utility model, can be to skill of the present utility model
Art scheme carries out multiple simple variant, and these simple variant belong to protection domain of the present utility model.
It is further to note that each the concrete technical characteristic described in above-mentioned detailed description of the invention, at not lance
In the case of shield, can be combined by any suitable means.In order to avoid unnecessary repetition, the utility model is to respectively
Plant possible combination no longer to illustrate separately.
Additionally, also can be combined, as long as it is not disobeyed between various different embodiment of the present utility model
Carrying on the back thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (11)
1. a Twist Vibration System of Engine Crankshaft test fixture support, it is characterised in that described Twist Vibration System of Engine Crankshaft test fixture props up
Frame (10) include rack body and be arranged on described rack body for by described Twist Vibration System of Engine Crankshaft test fixture
Support (10) is fixed on the first installation portion of tested engine and for installing the second installation portion of laser sensor (6),
Described second installation portion is arranged so that the laser level injection that described laser sensor (6) is launched.
2. Twist Vibration System of Engine Crankshaft test fixture support according to claim 1, it is characterised in that described engine crankshaft
Torsional oscillation test fixture support (10) includes base plate (13) and the buck plate (14) of angled setting each other, and described buck plate (14) erects
Straight setting, described first installation portion is arranged on described base plate (13), and described second installation portion is arranged on described buck plate (14)
On.
3. Twist Vibration System of Engine Crankshaft test fixture support according to claim 2, it is characterised in that described second installation portion
It is configured to vertically regulate the position of described laser sensor (6).
4. Twist Vibration System of Engine Crankshaft test fixture support according to claim 3, it is characterised in that described second installation portion
For chute (1).
5. Twist Vibration System of Engine Crankshaft test fixture support according to claim 2, it is characterised in that described engine crankshaft
It is provided with rib (2) on torsional oscillation test fixture support (10).
6. Twist Vibration System of Engine Crankshaft test fixture support according to claim 5, it is characterised in that described rib (2)
Including connect described base plate (13) and the reinforcement of buck plate (14).
7. Twist Vibration System of Engine Crankshaft test fixture support according to claim 2, it is characterised in that described base plate (13) with
Buck plate (14) is vertical.
8. Twist Vibration System of Engine Crankshaft test fixture support according to claim 1, it is characterised in that described first installation portion
For installing hole (3).
9. Twist Vibration System of Engine Crankshaft test fixture support according to claim 1, it is characterised in that described engine crankshaft
Torsional oscillation test fixture support (10) is integrated part, and described tooling bracket (10) is made up of stainless steel material.
10. a Twist Vibration System of Engine Crankshaft test device, it is characterised in that described Twist Vibration System of Engine Crankshaft test device includes root
According to Twist Vibration System of Engine Crankshaft test fixture support (10) described in any one in claim 1-9 and be arranged on described second peace
Laser sensor (6) in dress portion.
11. 1 kinds of Twist Vibration System of Engine Crankshaft test structures, it is characterised in that described Twist Vibration System of Engine Crankshaft test structure includes sending out
Motivation (7), code-disc (9) and the test device of the Twist Vibration System of Engine Crankshaft described in claim 10, described code-disc (9) is installed on described
On the crank pulley (8) of engine, described tooling bracket (10) is installed on described engine by described first installation portion
On oil sump and make described laser sensor (6) just to described code-disc (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620616386.3U CN205679371U (en) | 2016-06-21 | 2016-06-21 | Twist Vibration System of Engine Crankshaft test fixture support, device and structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620616386.3U CN205679371U (en) | 2016-06-21 | 2016-06-21 | Twist Vibration System of Engine Crankshaft test fixture support, device and structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205679371U true CN205679371U (en) | 2016-11-09 |
Family
ID=57430200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620616386.3U Active CN205679371U (en) | 2016-06-21 | 2016-06-21 | Twist Vibration System of Engine Crankshaft test fixture support, device and structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205679371U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109580240A (en) * | 2018-12-26 | 2019-04-05 | 中汽研（天津）汽车工程研究院有限公司 | A kind of automobile engine device for testing torsion and vibration |
| CN109580235A (en) * | 2018-12-27 | 2019-04-05 | 国营第六六厂 | Crankshaft footmark signal acquiring system suitable for 165 Engine Series combustion analyses |
| CN113418715A (en) * | 2021-06-22 | 2021-09-21 | 孔祥江 | Automobile engine crankshaft torsional vibration testing device |
| CN117074030A (en) * | 2023-10-18 | 2023-11-17 | 沈阳精锐工业科技有限公司 | Automobile engine crankshaft torsional vibration testing device |
-
2016
- 2016-06-21 CN CN201620616386.3U patent/CN205679371U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109580240A (en) * | 2018-12-26 | 2019-04-05 | 中汽研（天津）汽车工程研究院有限公司 | A kind of automobile engine device for testing torsion and vibration |
| CN109580235A (en) * | 2018-12-27 | 2019-04-05 | 国营第六六厂 | Crankshaft footmark signal acquiring system suitable for 165 Engine Series combustion analyses |
| CN113418715A (en) * | 2021-06-22 | 2021-09-21 | 孔祥江 | Automobile engine crankshaft torsional vibration testing device |
| CN117074030A (en) * | 2023-10-18 | 2023-11-17 | 沈阳精锐工业科技有限公司 | Automobile engine crankshaft torsional vibration testing device |
| CN117074030B (en) * | 2023-10-18 | 2024-02-23 | 沈阳精锐工业科技有限公司 | Automobile engine crankshaft torsional vibration testing device |
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| GR01 | Patent grant |