CN103134579A - Vibration test system of seat backrest - Google Patents
Vibration test system of seat backrest Download PDFInfo
- Publication number
- CN103134579A CN103134579A CN2011103942909A CN201110394290A CN103134579A CN 103134579 A CN103134579 A CN 103134579A CN 2011103942909 A CN2011103942909 A CN 2011103942909A CN 201110394290 A CN201110394290 A CN 201110394290A CN 103134579 A CN103134579 A CN 103134579A
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- test system
- seat backrest
- vibration
- vibration test
- backrest
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Abstract
The invention discloses a vibration test system of a seat backrest. The vibration test system of the seat backrest comprises a display device and a test device. The test device comprises a fixed device, a position sensing device, an angle sensing device, a vibration absorbing device, a load device and a driving device. The test device further comprises a vibration absorbing device. Compared with the prior art, the vibration test system of the seat backrest has the advantages that the effects on the test device of the vibration of a cabinet body are eliminated through the vibration absorbing device, and the effects caused by the vibration of the cabinet body on measurement results are avoided.
Description
Technical field
The present invention relates to automobile control technology field, relate in particular to a kind of motor vehicle seat back vibration test system.
Background technology
Automobile seat motor is a kind ofly to be used for regulating the angle of backrest and the height of cushion for permanent magnet direct current motor that can intelligent automatic regulated use on automotive seat, and such technical products is that high-grade car is necessary.The seat motor belongs to rotating machinery, due to design and the factor of configuration aspects, the reasons such as the inhomogeneous and manufacturing alignment error of material, the central principal axis of inertia of the rotor of rotating machinery all more or less depart from its rotation.Like this, when rotor rotated, the power that the centrifugal intertia force of each elementary mass of rotor forms is was not a balanced system of force, so just causes rotor imbalance.Due to the outwardness of rotor imbalance, thereby cause the rotating machinery forced vibration, especially show more significantly in high-speed rotating machine.And vibration is gone down and the susceptibility obstacle on biodynamic reflex action, physiological reaction, the performance that the direct impact of human body relates to trunk and body part.So, in order to improve the comfortableness of automotive seat, must test the vibration of seat.
In view of the above problems, be necessary to provide a kind of test macro that can test the vibration of seat.
Summary of the invention
For the deficiencies in the prior art, the technical matters that the present invention solves is to provide a kind of vibration test system of seat backrest that can test seat vibration.
For solving the problems of the technologies described above, technical scheme of the present invention is achieved in that
A kind of vibration test system of seat backrest comprises: display device and proving installation, and described proving installation comprises stationary installation, position induction device, angle sensing equipment, load device and drive unit, described proving installation also is provided with shock-absorbing means.
Further, described shock-absorbing means is four.
Further, described shock-absorbing means is "T"-shaped.
Further, described shock-absorbing means comprises support column and bottom.
Further, described bottom ovalize.
Further, the both sides of described bottom are provided with fixed orifice.
The invention has the beneficial effects as follows: vibration test system of seat backrest of the present invention is by adopting shock-absorbing means to eliminate the vibration of described cabinet to the impact of described proving installation, in case the vibration of described cabinet impacts measurement result.
Description of drawings
Figure 1 shows that the schematic perspective view of vibration test system of seat backrest of the present invention.
Fig. 2 is the partial view of vibration test system of seat backrest shown in Figure 1.
Fig. 3 is the load device schematic diagram of vibration test system of seat backrest shown in Figure 1.
Fig. 4 is the stationary installation schematic diagram of vibration test system of seat backrest shown in Figure 1.
Fig. 5 is location-plate and the fixture combination schematic diagram of vibration test system of seat backrest shown in Figure 1.
Fig. 6 is the backrest schematic diagram of vibration test system of seat backrest shown in Figure 1.
Fig. 7 is the schematic diagram of the angle sensing equipment of vibration test system of seat backrest shown in Figure 1.
Fig. 8 is the partial schematic diagram of the angle sensing equipment of vibration test system of seat backrest shown in Figure 1.
Embodiment
In order to make the purpose, technical solutions and advantages of the present invention clearer, describe the present invention below in conjunction with the drawings and specific embodiments.
Figure 1 shows that a better embodiment of vibration test system of seat backrest of the present invention, this vibration test system of seat backrest 100 comprises cabinet 10, display device 20 and proving installation 30, within described display device 20 and described proving installation 30 were installed on described cabinet 10, after described proving installation 30 tests, the data obtained showed by described display device 20.
Shown in please refer to the drawing 1, described cabinet 10 comprises erecting frame 11, side hold-down arm 12 and top hold-down arm 13.
Shown in please refer to the drawing 1, described display device 20 is a display screen, is installed on the top hold-down arm 13 of described cabinet 10, is used for showing the data of described vibration test system of seat backrest 100 tests.
Please refer to the drawing 1, Fig. 2 and shown in Figure 3, described proving installation 30 comprise worktable 31, shock-absorbing means 32, stationary installation 33, angle sensing equipment 34, position induction device 35, load device 36 and drive unit (not shown).
Shown in please refer to the drawing 2, the rectangular tabular of described worktable 31, its lower surface is equipped with shock-absorbing means 32, and described worktable 31 is arranged on erecting frame 11 on described cabinet 10 by described shock-absorbing means 32.Described shock-absorbing means 32 is "T"-shaped, and it comprises the bottom 322 of cylindrical support column 321 and ovalize.The both sides of described bottom 322 have fixed orifice 323, are used for by bolt (not shown), described bottom 322 being fixed together with described erecting frame 11.Because described worktable 31 is not directly to contact with described cabinet 10, but across described shock-absorbing means 32, the vibration that is so in use produced by described cabinet 10 will be absorbed by described shock-absorbing means 32, thereby can effectively prevent the impact that vibration that described cabinet 10 produces causes measurement data, and then guarantee the accuracy of test result.
Shown in please refer to the drawing 2, the upper surface of described worktable 31 is equipped with a pair of stationary installation 33, is used for fixing backrest 38.Shown in please refer to the drawing 4, described stationary installation 33 comprises pedestal 331, fixture 332, air cylinder device 333 and location-plate 334.Described pedestal 331 is provided with mounting groove 3312, and described mounting groove 3312 is rectangular, is used for by bolt (not shown), described pedestal 331 being arranged on described worktable 31.The length of described mounting groove 3312 is greater than the diameter of described bolt, so that in the situation that mobile described bolt can be regulated the position of described pedestal 331 on described worktable 31 neatly.Described air cylinder device 333 is installed on described pedestal 331, and described air cylinder device 333 comprises cylinder 3331 and sliding part 3332, and described sliding part 3332 has sliding axle 3333, and described fixture 332 is installed on described sliding part 3332.Shown in please refer to the drawing 5, described fixture 332 comprises groove 3321 and sliding eye 3322.The depressed part 3324 that described groove 3321 has a rectangular base groove 3323 and offers in described base groove 3323 bottoms; Described sliding eye 3322 and described sliding axle 3333 coordinate, and make described fixture 332 to slide along described sliding axle 3333 on described sliding part 3332.Described fixture 332 is connected with described cylinder 3331, and described like this fixture 332 just can under the promotion of described cylinder 3331, slidably reciprocate along described sliding axle 3333.Two semicircle location divisions 3342 that described location-plate 334 comprises the support portion 3341 of semicircular in shape roughly, extend along described semicircular support portion 3341 to both sides and acceleration transducer 3345, described support portion 3341 is provided with supported hole 3344, described two location divisions 3342 are mutually vertical, and match with described base groove 3323, depressed part 3324, prevent that described location-plate from rocking, affect the accuracy of described vibration test system of seat backrest 100 test results.Described location division 3342 is provided with pilot hole 3343, is used for described location-plate 334 is fixed together with described fixture 332.The sectional view of described acceleration transducer 3345 is square, and its periphery offers screw 3346, is used for by screw (not shown), described acceleration transducer 3345 being fixed together with described location-plate 334.Described acceleration transducer 3345 is two, and the position of two described acceleration transducers 3345 on described location-plate 334 is on the varying level line.A described acceleration transducer 3345 is arranged on described support portion 3341, and another described acceleration transducer 3345 is arranged on described location division 3342.
Shown in please refer to the drawing 6, described backrest 38 comprises headrest 381 and rotation section 382, and rotate under the driving of described drive unit described rotation section 382, thereby reach the purpose of swiveling seat backrest 38.Matching with the supported hole 3344 of described location-plate 334 in described rotation section 382, under the effect of described cylinder 3331, reaches by described location-plate 334 and fix described backrest 38.Because described acceleration transducer 3345 is connected with described location-plate 334, so when described drive unit drives described backrest 38 rotation, the acceleration in the time of can measuring described backrest 38 rotation by described acceleration transducer 3345.Because described acceleration transducer 3345 is two, and be positioned on the varying level line on described location-plate 334, can measure like this two groups of acceleration informations, analyze for the tester, thereby draw data more accurately, and then indirectly play the effect that improves measuring accuracy.Described headrest 381 places are provided with installing ring 383, are used for installing described angle sensing equipment 34.
Please refer to the drawing 7, shown in Figure 8, described angle sensing equipment comprise holder 341, hold-down bars 342, angular transducer 343, latch closure 344 and protective cover 345.Described hold-down bars 342 is arranged on the bottom of described holder 341, and is fixed together with described holder 341, and described holder 341 is fixed on headrest 381 places of described backrest 38 by described hold-down bars 342, described installing ring 383.The top of described holder 341 is provided with angular transducer 343, in order to test the angle that described backrest 38 rotates, thereby is convenient to record the rotational angle of described backrest 38.The sidepiece of described holder 341 is provided with latch closure 344, and described protective cover 345 covers described holder 341, in order to protect the angular transducer 343 on described holder 341 tops.
Shown in please refer to the drawing 3, described load device 36 comprises load driving section 361, load 362 and bracing frame 363.Support frame as described above 363 is installed on the erecting frame 11 of described cabinet 10.Described load driving section 361 is two fixed pulleys, and described load 362 is counterweight.One end of described load 362 ties up to rope 364, described rope 364 is walked around two described fixed pulleys, tie up on the latch closure 344 of described angle sensing equipment 34, thereby can simulate the people to described backrest 38 and lean against situation on described backrest 38, thereby improve the accuracy of test result.Owing to adopting two described pulleys 364, the direction that is applied to like this power on described latch closure 344 can change direction along with the rotation of described backrest 38, leans against situation on described backrest 38 thereby can simulate accurately the people.
Shown in please refer to the drawing 1, described position induction device 35 is installed on the side hold-down arm of described cabinet 10, described position induction device 35 comprises two, an initial position when being used for measuring described backrest 38 and rotating, a position that is used for measuring after described backrest 38 rotates is in order to calculate the displacement of described backrest 38.
When using described vibration test system of seat backrest, first described backrest 38 is arranged on described location-plate 334, then by described stationary installation 33, that described backrest 38 is fixing.Then as required, add appropriate counterweight on described load device 36, so that the situation of simulation people when leaning against described backrest 38.Then drive described backrest 38 by described drive unit and rotate, in the process that described backrest 38 rotates, described angle induction device 34 and described position induction device 35 are with record data, and demonstration on described display device 20.
Above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although with reference to preferred embodiment, the present invention is had been described in detail, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement technical scheme of the present invention, and not break away from the spirit and scope of technical solution of the present invention.
Claims (6)
1. vibration test system of seat backrest, comprise: display device and proving installation, described proving installation comprises stationary installation, position induction device, angle sensing equipment, load device and drive unit, it is characterized in that: described proving installation also is provided with shock-absorbing means.
2. vibration test system of seat backrest as claimed in claim 1, it is characterized in that: described shock-absorbing means is four.
3. vibration test system of seat backrest as claimed in claim 1, it is characterized in that: described shock-absorbing means is "T"-shaped.
4. vibration test system of seat backrest as claimed in claim 3, it is characterized in that: described shock-absorbing means comprises support column and bottom.
5. vibration test system of seat backrest as claimed in claim 4, is characterized in that: described bottom ovalize.
6. vibration test system of seat backrest as claimed in claim 5, it is characterized in that: the both sides of described bottom are provided with fixed orifice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103942909A CN103134579A (en) | 2011-12-02 | 2011-12-02 | Vibration test system of seat backrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103942909A CN103134579A (en) | 2011-12-02 | 2011-12-02 | Vibration test system of seat backrest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103134579A true CN103134579A (en) | 2013-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103942909A Pending CN103134579A (en) | 2011-12-02 | 2011-12-02 | Vibration test system of seat backrest |
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| CN (1) | CN103134579A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101017117A (en) * | 2007-02-28 | 2007-08-15 | 清华大学 | Durability testing stand of electric power-assisted steering system |
| CN101865778A (en) * | 2010-06-10 | 2010-10-20 | 重庆大学 | Torsional vibration excitation device and test bed of vehicle drive system |
| CN102235907A (en) * | 2011-04-27 | 2011-11-09 | 苏州工业园区高登威科技有限公司 | Backrest vibration test device |
-
2011
- 2011-12-02 CN CN2011103942909A patent/CN103134579A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101017117A (en) * | 2007-02-28 | 2007-08-15 | 清华大学 | Durability testing stand of electric power-assisted steering system |
| CN101865778A (en) * | 2010-06-10 | 2010-10-20 | 重庆大学 | Torsional vibration excitation device and test bed of vehicle drive system |
| CN102235907A (en) * | 2011-04-27 | 2011-11-09 | 苏州工业园区高登威科技有限公司 | Backrest vibration test device |
Non-Patent Citations (1)
| Title |
|---|
| 谭克诚等: "汽车座椅测试与分析系统开发研究", 《制造业自动化》 * |
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Application publication date: 20130605 |