CN105067286A - Testing device for performance of vehicle damper - Google Patents
Testing device for performance of vehicle damper Download PDFInfo
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- CN105067286A CN105067286A CN201510431635.1A CN201510431635A CN105067286A CN 105067286 A CN105067286 A CN 105067286A CN 201510431635 A CN201510431635 A CN 201510431635A CN 105067286 A CN105067286 A CN 105067286A
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- balancing weight
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- vibroshock
- test unit
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Abstract
The invention discloses a testing device for performance of a vehicle damper. The testing device comprises a fixed upper chuck, a lower chuck (11) capable of moving up and down, a spring (10) whose lower end is connected with the lower chuck (11), and a guide rod (1) whose upper end is fixed on the upper chuck. A lower balancing weight (9) identical with the weight of tyres are fixed on the spring (10). The guide rod (1) is provided with an upper balancing weight (5) equal to one fourth weight of a vehicle body, and the upper balancing weight (5) is capable of moving up and down along the guide rod (1). The testing device further comprises sensors used for detecting the vibration conditions of the upper balancing weight (5) and the lower balancing weight (9). The upper end of a damper (6) is fixed to the upper balancing weight (5), and the lower end is fixed to the lower balancing weight (9). The testing device effectively solves the problem that the performance testing of the damper is inconvenient.
Description
Technical field
The present invention relates to vibroshock technical field of measurement and test, particularly relate to a kind of test unit of vehicle shock absorber performance.
Background technology
Vibroshock is applied very general in daily life, automobile, and train, the vehicles such as aircraft are all provided with vibroshock miscellaneous, and the application scenario of often kind of vibroshock is different, and the performance of the damping of each vibroshock is not identical yet.How just can reach best damping effect, need, after vibroshock sample is produced, to test its performance parameter.
In prior art, the performance test of vibroshock needs to be installed on automobile, and train is tested by the entities such as aircraft, and installation difficulty is comparatively large, complicated operation, and test is inconvenient.
In sum, how effectively solving the problem of the performance test inconvenience of vibroshock, is current those skilled in the art's urgent problem.
Summary of the invention
The object of this invention is to provide a kind of test unit of vehicle shock absorber performance, efficiently solve the problem of the performance test inconvenience of vibroshock.
For solving the problems of the technologies described above, the invention provides following technical scheme:
A kind of test unit of vehicle shock absorber performance, comprise fixing upper grip, spring that the lower chuck that can move up and down, lower end are connected with described lower chuck, and the guide pole on described upper grip is fixed in upper end, described spring is fixed with the lower balancing weight weighed with tire etc., described guide pole is provided with the upper balancing weight being equivalent to vehicle body 1/4th weight, and described upper balancing weight can move up and down along described guide pole; Also comprise the sensor detecting described upper balancing weight and described lower balancing weight shock conditions, the upper end of vibroshock is fixed on described upper balancing weight, and its lower end is fixed on described lower balancing weight.
Preferably, also comprise and being set on described guide pole and the crossbeam that can move up and down along described guide pole, described upper balancing weight is fixed on described crossbeam, and the upper end of described vibroshock is fixed on described upper balancing weight by described crossbeam.
Preferably, also comprise the back up pad being fixed on described spring upper end, described lower balancing weight is fixed in described back up pad, and the lower end of described vibroshock is fixed on described lower balancing weight by described back up pad.
Preferably, described sensor comprises acceleration transducer, and described acceleration transducer is installed in described crossbeam and described back up pad.
Preferably, the quantity of described guide pole is two, and two described guide poles distribute about the axisymmetrical of described upper grip.
Preferably, also comprise the pneumatic cylinder of vibroshock side force described in simulation test, described pneumatic cylinder is provided with the pressure transducer of its pressure of test.
Preferably, the outside of described vibroshock is set with first orienting sleeve that can lead, the expansion link of described pneumatic cylinder is installed on described first orienting sleeve, is connected with column between described upper grip and described lower chuck, and the cylinder body end of described pneumatic cylinder is fixed on described column.
Preferably, the outside of described guide pole is set with second orienting sleeve that can lead, and described second orienting sleeve is fixed on described crossbeam.
Preferably, described first orienting sleeve and described second orienting sleeve are specially the linear bearing with guidance quality.
Preferably, described upper balancing weight comprises some lightweight little balancing weights; Described upper balancing weight and described lower balancing weight are irony balancing weight or mixed earth balancing weight.
The test unit of vehicle shock absorber performance provided by the present invention, can be installed on electo hydraulic servocontrolled fatigue testing machine, can also be independently test unit.Test unit comprises upper grip, lower chuck, spring, guide pole, lower balancing weight and upper balancing weight, and upper grip position is fixed, and lower chuck can move up and down relative to upper grip.The lower end of spring is connected with lower chuck, spring is fixed with lower balancing weight, and the weight of lower balancing weight is identical with the weight of tire.The upper end of guide pole is fixed on upper grip, guide pole is provided with balancing weight, the weight of upper balancing weight is equivalent to 1/4th of vehicle body weight, upper balancing weight can move up and down along guide pole, it should be noted that, vehicle body mentioned here refers to the part after vehicle removing tire.Test unit also comprises sensor, and sensor is for detecting the shock conditions of upper balancing weight and lower balancing weight.The upper end of vibroshock is fixed on balancing weight, and its lower end is fixed on lower balancing weight, and vibroshock can be passive energy dissipation device, half active shock or active shock.
The test unit of vehicle shock absorber performance provided by the present invention, the deadweight of lower balancing weight simulated automotive tire, the damping situation of lower spring simulated automotive rubber for tire; The masterpiece of upper balancing weight, for vibroshock, simulates the weight of actual vehicle body; Lower chuck does reciprocating linear motion, the stressing conditions of simulated automotive operationally vibroshock, on test unit, different parts is provided with sensor, sensor can be displacement transducer, force snesor, acceleration transducer etc., by the data of pick-up transducers, can the correlated performance of testing vehicle vibroshock.In test, by changing the weight of upper balancing weight and lower balancing weight, the damping effect of different automobile types vibroshock can be simulated; By changing the vibration frequency of test unit, the stressing conditions of vibroshock when different road conditions, different travelling speed can be simulated, thus it is good and bad to analyze the performance judging vibroshock.
Apply this proving installation to test vibroshock in testing laboratory, simple, cost is lower, and efficiency is higher; Amount of test data is comparatively large, is convenient to simulation analysis, is the comparatively advanced test method in current this area.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the test unit of the vehicle shock absorber performance that Fig. 1 provides for embodiment a kind of in the present invention.
In accompanying drawing, mark is as follows:
Balancing weight, 10-spring, 11-lower chuck under 1-guide pole, 2-linear bearing, 3-acceleration transducer, 4-crossbeam, the upper balancing weight of 5-, 6-vibroshock, 7-pneumatic cylinder, 8-pressure transducer, 9-.
Embodiment
Core of the present invention is to provide a kind of test unit of vehicle shock absorber performance, efficiently solves the problem of the performance test inconvenience of vibroshock.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Please refer to Fig. 1, the structural representation of the test unit of the vehicle shock absorber performance that Fig. 1 provides for embodiment a kind of in the present invention.
In a kind of embodiment, the test unit of vehicle shock absorber 6 performance provided by the present invention, can be installed on electo hydraulic servocontrolled fatigue testing machine, can also be independently test unit.Test unit comprises upper grip, lower chuck 11, spring 10, guide pole 1, lower balancing weight 9 and upper balancing weight 5, and upper grip position is fixed, and lower chuck 11 can move up and down relative to upper grip.The lower end of spring 10 is connected with lower chuck 11, spring 10 is fixed with lower balancing weight 9, and the weight of lower balancing weight 9 is identical with the weight of tire.The upper end of guide pole 1 is fixed on upper grip, guide pole 1 is provided with balancing weight 5, the weight of upper balancing weight 5 is equivalent to 1/4th of vehicle body weight, upper balancing weight 5 can move up and down along guide pole 1, it should be noted that, vehicle body mentioned here refers to the part after vehicle removing tire.Test unit also comprises sensor, and sensor is for detecting the shock conditions of upper balancing weight 5 and lower balancing weight 9.The upper end of vibroshock 6 is fixed on balancing weight 5, and its lower end is fixed on lower balancing weight 9, and vibroshock 6 can be passive energy dissipation device, half active shock or active shock.
The test unit of vehicle shock absorber 6 performance provided by the present invention, the deadweight of lower balancing weight 9 simulated automotive tire, the damping situation of spring 10 simulated automotive rubber for tire; The masterpiece of upper balancing weight 5 is used for vibroshock 6, the weight of simulation actual vehicle body; Lower chuck 11 does reciprocating linear motion, the stressing conditions of simulated automotive operationally vibroshock 6, on test unit, different parts is provided with sensor, sensor can be displacement transducer, force snesor, acceleration transducer 3 etc., by the data of pick-up transducers, can the correlated performance of testing vehicle vibroshock 6.In test, by changing the weight of upper balancing weight 5 and lower balancing weight 9, the damping effect of different automobile types vibroshock 6 can be simulated; By changing the vibration frequency of test unit, the stressing conditions of vibroshock 6 when different road conditions, different travelling speed can be simulated, thus it is good and bad to analyze the performance judging vibroshock 6.
Apply this proving installation to test vibroshock 6 in testing laboratory, simple, cost is lower, and efficiency is higher; Amount of test data is comparatively large, is convenient to simulation analysis, is the comparatively advanced test method in current this area.
Above-mentioned test unit is only a kind of preferred version, specifically be not limited thereto, pointed adjustment can be made according to actual needs on this basis, thus obtain different embodiments, also comprise and being set on guide pole 1 and the crossbeam 4 that can move up and down along guide pole 1, upper balancing weight 5 is fixed on crossbeam 4, and the upper end of vibroshock 6 is fixed on upper balancing weight 5 by crossbeam 4.Crossbeam 4 offers through hole, crossbeam 4 is set on guide pole 1 by through hole, now going up balancing weight 5 can be fixed on crossbeam 4, the upper end of vibroshock 6 is fixed on crossbeam 4, indirectly be fixed on upper balancing weight 5 by the upper end of crossbeam 4 vibroshock 6, when lower chuck 11 is relative to upper grip moving linearly, crossbeam 4 is moved up and down under the drive of lower chuck 11 by vibroshock 6.The area of crossbeam 4 is comparatively large, and expediently balancing weight 5 and vibroshock 6 is fixing, the stability of strengthen test device simultaneously.
Under the guidance of this thought, be the stability of further strengthen test device, also comprise the back up pad being fixed on spring 10 upper end, lower balancing weight 9 is fixed in back up pad, and the lower end of vibroshock 6 is fixed on lower balancing weight 9 by back up pad.Back up pad is fixed on the upper end of spring 10, and back up pad is specifically as follows one flat plate, back up pad is fixed lower balancing weight 9 and is connected with the lower end of vibroshock 6, not only easy to connect, and stable.That is going up balancing weight 5 must be securely fixed on crossbeam 4, and lower balancing weight 9 must be securely fixed in back up pad, can not have relative displacement both during test, reduces the impact that extraneous factor is tested vibroshock 6, makes its test result as far as possible accurately and reliably.
Those skilled in the art can carry out some changes according to the difference of concrete occasion to the sensor in above-mentioned embodiment, and sensor comprises acceleration transducer 3, and acceleration transducer 3 is installed in crossbeam 4 and back up pad.Sensor can be displacement transducer, force snesor, acceleration transducer 3 etc., be such as acceleration transducer 3, be installed in crossbeam 4 and back up pad, for testing the acceleration of upper balancing weight 5 and lower balancing weight 9, thus detect the stressing conditions of vibroshock 6, analyze the performance judging vibroshock 6.
It is important to note that test unit provided by the present invention should not be restricted to this kind of situation, the quantity of guide pole 1 is two, and two guide poles 1 distribute about the axisymmetrical of upper grip.The quantity of guide pole 1 is unrestricted, can be one, also can be multiple, and during a guide pole 1, guide pole 1 can be installed on the center of upper grip, and structure is simple; Two and multiple guide pole 1 can distribute about the axisymmetrical of upper grip, and that not only can disperse on upper grip is concentrated stressed, can also strengthen the stationarity that crossbeam 4 moves.
In order to optimize technique scheme further, also comprising the pneumatic cylinder 7 of simulation test vibroshock 6 side force, pneumatic cylinder 7 being provided with the pressure transducer 8 of its pressure of test.The force value of pneumatic cylinder 7 can reflect the side force of vibroshock 6, the side force of vibroshock 6 during simulation test runs, and lateral pressure real-time, tunable, and lateral pressure sensor 8 can the lateral pressure of measuring air pressure cylinder 7, and convenient test, accuracy is higher.
Test unit provided by the present invention, in the immovable situation of other parts, the outside of vibroshock 6 is set with first orienting sleeve that can lead, the expansion link of pneumatic cylinder 7 is installed on the first orienting sleeve, be connected with column between upper grip and lower chuck 11, the cylinder body end of pneumatic cylinder 7 is fixed on column.The outside of vibroshock 6 is fixed with the first orienting sleeve, and vibroshock 6 is set in the first orienting sleeve, guides the direction of motion of vibroshock 6, ensures that vibroshock 6 moves along a straight line, increases the accuracy of test.Column is connected with between upper grip and lower chuck 11, lower chuck 11 is moved relative to upper grip by column, the cylinder body of pneumatic cylinder 7 and the position of the first orienting sleeve are fixed, the expansion link of pneumatic cylinder 7 is installed on the first orienting sleeve, the cylinder body end suit of pneumatic cylinder 7 is fixed on column, compact conformation, is convenient to fixed air cylinder pressure 7.
Another inventive concept set forth provided by the present invention is, the outside of guide pole 1 is set with second orienting sleeve that can lead, and the second orienting sleeve is fixed on crossbeam 4, and guide pole 1 moves along the second orienting sleeve, steadily mobile.Preferably, the first orienting sleeve and the second orienting sleeve are specially the linear bearing 2 with guidance quality, and guide pole 1 linearly bearing 2 moves, mobile more stable, accurate.
On the basis of above-mentioned embodiment, those skilled in the art can according to the difference of concrete occasion, and upper balancing weight 5 comprises some lightweight little balancing weights; Upper balancing weight 5 and lower balancing weight 9 are irony balancing weight or mixed earth balancing weight, can be specifically irony right cylinders, also can be mixed earth cast right cylinder, concrete shape and material unrestricted, can according to the different sets itself of concrete service condition.When testing vibroshock 6 performance, the lower weight of balancing weight 9 and the weight of doughnut, its weight ratio is comparatively light, also relatively fixes; The weight ratio of upper balancing weight 5 is heavier, and be approximately 1/4th of the vehicle weight of installing this vibroshock 6 in theory, conveniently test, upper balancing weight 5 generally makes several pieces, is convenient to the damping performance installing and removing or test Different Weight automobile absorber 6.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. the test unit of a vehicle shock absorber performance, it is characterized in that, comprise fixing upper grip, the lower chuck (11) that can move up and down, the spring (10) that lower end is connected with described lower chuck (11), and the guide pole (1) on described upper grip is fixed in upper end, described spring (10) is fixed with the lower balancing weight (9) weighed with tire etc., described guide pole (1) is provided with the upper balancing weight (5) being equivalent to vehicle body 1/4th weight, and described upper balancing weight (5) can move up and down along described guide pole (1), also comprise the sensor detecting described upper balancing weight (5) and described lower balancing weight (9) shock conditions, the upper end of vibroshock (6) is fixed on described upper balancing weight (5), and its lower end is fixed on described lower balancing weight (9).
2. test unit according to claim 1, it is characterized in that, also comprise and being set on described guide pole (1) and the crossbeam (4) that can move up and down along described guide pole (1), described upper balancing weight (5) is fixed on described crossbeam (4), and the upper end of described vibroshock (6) is fixed on described upper balancing weight (5) by described crossbeam (4).
3. test unit according to claim 2, it is characterized in that, also comprise the back up pad being fixed on described spring (10) upper end, described lower balancing weight (9) is fixed in described back up pad, and the lower end of described vibroshock (6) is fixed on described lower balancing weight (9) by described back up pad.
4. test unit according to claim 3, is characterized in that, described sensor comprises acceleration transducer (3), and described acceleration transducer (3) is installed in described crossbeam (4) and described back up pad.
5. test unit according to claim 4, is characterized in that, the quantity of described guide pole (1) is two, and two described guide poles (1) distribute about the axisymmetrical of described upper grip.
6. the test unit according to any one of claim 1-5, it is characterized in that, also comprise the pneumatic cylinder (7) of vibroshock described in simulation test (6) side force, described pneumatic cylinder (7) is provided with the pressure transducer (8) of its pressure of test.
7. test unit according to claim 6, it is characterized in that, the outside of described vibroshock (6) is set with first orienting sleeve that can lead, the expansion link of described pneumatic cylinder (7) is installed on described first orienting sleeve, be connected with column between described upper grip and described lower chuck (11), the cylinder body end of described pneumatic cylinder (7) is fixed on described column.
8. test unit according to claim 7, is characterized in that, the outside of described guide pole (1) is set with second orienting sleeve that can lead, and described second orienting sleeve is fixed on described crossbeam (4).
9. test unit according to claim 8, is characterized in that, described first orienting sleeve and described second orienting sleeve are specially the linear bearing (2) with guidance quality.
10. test unit according to claim 9, is characterized in that, described upper balancing weight (5) comprises some lightweight little balancing weights; Described upper balancing weight (5) and described lower balancing weight (9) are irony balancing weight or mixed earth balancing weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510431635.1A CN105067286A (en) | 2015-07-21 | 2015-07-21 | Testing device for performance of vehicle damper |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510431635.1A CN105067286A (en) | 2015-07-21 | 2015-07-21 | Testing device for performance of vehicle damper |
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| CN201510431635.1A Pending CN105067286A (en) | 2015-07-21 | 2015-07-21 | Testing device for performance of vehicle damper |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105987819A (en) * | 2016-05-30 | 2016-10-05 | 西华大学 | Shock absorber static friction force test device and shock absorber static friction force test method |
| CN107290144A (en) * | 2017-07-06 | 2017-10-24 | 成都联创精密机械有限公司 | A kind of vibration damper endurance test side force load maintainer |
| CN109556892A (en) * | 2018-11-30 | 2019-04-02 | 重庆程顺汽车配件制造有限公司 | It is a kind of for testing the device of automobile absorber |
| CN110174251A (en) * | 2019-05-07 | 2019-08-27 | 上海第一机床厂有限公司 | A kind of experimental rig of disc spring damper |
| CN111982542A (en) * | 2020-09-01 | 2020-11-24 | 新昌县正林机械有限公司 | Fatigue test device for motorcycle shock absorber |
| CN114964830A (en) * | 2022-06-01 | 2022-08-30 | 长春汽车检测中心有限责任公司 | Vehicle shock absorber performance test device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1815158A (en) * | 2006-02-27 | 2006-08-09 | 浙江大学 | Multifunction shockabsorber for automobile and quarter cantilever operation-condition-simulating testing table |
| DE102005033620A1 (en) * | 2005-07-19 | 2007-01-25 | GM Global Technology Operations, Inc., Detroit | Shock absorber reaction measurement unit has rigid frame with shock absorber mount and linear drive impulse source applying longitudinal loading |
| CN101055233A (en) * | 2007-04-12 | 2007-10-17 | 南京林业大学 | Automobile quarter simulated suspension system and shock absorber characteristic integral test platform |
| CN101718632A (en) * | 2009-11-16 | 2010-06-02 | 浙江大学 | Multifunctional test bed for simulating condition by one-quarter suspension of vehicle |
| CN102645345A (en) * | 2012-04-23 | 2012-08-22 | 长城汽车股份有限公司 | Durability test bed for absorber |
-
2015
- 2015-07-21 CN CN201510431635.1A patent/CN105067286A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005033620A1 (en) * | 2005-07-19 | 2007-01-25 | GM Global Technology Operations, Inc., Detroit | Shock absorber reaction measurement unit has rigid frame with shock absorber mount and linear drive impulse source applying longitudinal loading |
| CN1815158A (en) * | 2006-02-27 | 2006-08-09 | 浙江大学 | Multifunction shockabsorber for automobile and quarter cantilever operation-condition-simulating testing table |
| CN101055233A (en) * | 2007-04-12 | 2007-10-17 | 南京林业大学 | Automobile quarter simulated suspension system and shock absorber characteristic integral test platform |
| CN101718632A (en) * | 2009-11-16 | 2010-06-02 | 浙江大学 | Multifunctional test bed for simulating condition by one-quarter suspension of vehicle |
| CN102645345A (en) * | 2012-04-23 | 2012-08-22 | 长城汽车股份有限公司 | Durability test bed for absorber |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105987819A (en) * | 2016-05-30 | 2016-10-05 | 西华大学 | Shock absorber static friction force test device and shock absorber static friction force test method |
| CN107290144A (en) * | 2017-07-06 | 2017-10-24 | 成都联创精密机械有限公司 | A kind of vibration damper endurance test side force load maintainer |
| CN109556892A (en) * | 2018-11-30 | 2019-04-02 | 重庆程顺汽车配件制造有限公司 | It is a kind of for testing the device of automobile absorber |
| CN109556892B (en) * | 2018-11-30 | 2020-07-17 | 重庆程顺汽车配件制造有限公司 | Device for testing automobile shock absorber |
| CN110174251A (en) * | 2019-05-07 | 2019-08-27 | 上海第一机床厂有限公司 | A kind of experimental rig of disc spring damper |
| CN111982542A (en) * | 2020-09-01 | 2020-11-24 | 新昌县正林机械有限公司 | Fatigue test device for motorcycle shock absorber |
| CN114964830A (en) * | 2022-06-01 | 2022-08-30 | 长春汽车检测中心有限责任公司 | Vehicle shock absorber performance test device |
| CN114964830B (en) * | 2022-06-01 | 2024-05-31 | 长春汽车检测中心有限责任公司 | Performance test device for vehicle shock absorber |
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