CN201653711U - Damper test stand adopting single guide rail type sine transmission device - Google Patents

Damper test stand adopting single guide rail type sine transmission device Download PDF

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Publication number
CN201653711U
CN201653711U CN201020128742XU CN201020128742U CN201653711U CN 201653711 U CN201653711 U CN 201653711U CN 201020128742X U CN201020128742X U CN 201020128742XU CN 201020128742 U CN201020128742 U CN 201020128742U CN 201653711 U CN201653711 U CN 201653711U
Authority
CN
China
Prior art keywords
sliding block
crank
transmission
slider
guide rail
Prior art date
Application number
CN201020128742XU
Other languages
Chinese (zh)
Inventor
谢伟东
Original Assignee
浙江工业大学
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 浙江工业大学 filed Critical 浙江工业大学
Priority to CN201020128742XU priority Critical patent/CN201653711U/en
Application granted granted Critical
Publication of CN201653711U publication Critical patent/CN201653711U/en

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Abstract

The utility model discloses a vehicle damper test stand adopting a single guide rail type sine transmission device, which comprises a stand and a single guide rail type sine transmission device, wherein a guide post is arranged on the stand and provided with a clamp, a rotation shaft of a crank disc is connected with a transmission device which is connected with a motor, a crank shaft is arranged on the crank disc, and a shaft center of the crank shaft is positioned in an eccentric position of the crank disc; the single guide rail type sine transmission device comprises a main sliding block and an auxiliary sliding block, a bearing seat hole is arranged on one end of the auxiliary sliding block, a bearing is arranged between the bearing seat hole and the crank shaft, and the other end of the auxiliary sliding block is connected with the main sliding block and can slide left and right; and the main sliding block is provided with a longitudinal guide rail, the stand is provided with a longitudinal sliding block set, the longitudinal guide rail is sleeved in the longitudinal sliding block set and can slide up and down, and the main sliding block is provided with a lower clamp. The utility model can be used for generating sine shock motion with high precision and has the advantages of long mechanism service life, low cost and convenient maintenance.

Description

Adopt the damper test stand of single-rail formula sine transmission device

Technical field

The utility model relates to the damper test stand that motor vehicle vibration damper performance tests such as automobile, rolling stock are used.

Background technology

Damper test stand is one of key equipment in the delivery vehicle vibration damper production runes such as automobile, rolling stock.Up to now, the damper test stand of domestic research and development all is to adopt (referring to Chinese patent 95226272.X, 200820160048.9) of toggle as the sine excitation motion generator.In theory, toggle does not produce sinusoidal motion.

Toggle is owing to it is realized simply, load-bearing capacity is widely used in using as exciting agency in the damper test stand by force and than the characteristics of motion near sine mechanism.But the mechanism kinematic error of its generation is perplexing the measuring accuracy of damper test stand always, causes the load-position diagram distortion, has usually covered the defective of tested vibration damper." the damper test stand mechanism error is analyzed and indemnifying measure " literary composition that last Wang Tian profit of 2003 the 1st phases of LiaoNing technical faculty journal etc. is delivered, attempt to solve the mechanism kinematic error problem by the raw data of test macro collection is proofreaied and correct, it has not only increased software development cost because of computation process is complicated, more crucial is, and it can only reduce and can not eliminate described mechanism kinematic error.Also had some papers published and graduate degree paper studies in recent years in addition and solved the mechanism kinematic error problem by the raw data of test macro collection is proofreaied and correct.

Summary of the invention

The incredible problem of test result that causes in order to overcome can not the eliminating the mechanism kinematic error of existing damper test stand, the utility model provide a kind of can eliminate fully that aforesaid mechanism kinematic error, mechanism's life-span are long, the damper test stand of manufacturing and employing single-rail formula sine transmission device easy to maintenance.

The technical scheme that its technical matters that solves the utility model adopts is:

A kind ofly adopt the vehicle shock absorber test-bed of single-rail formula sine transmission device, comprise support, on the described support guide pillar is installed, on the described guide pillar crossbeam is installed, described crossbeam is provided with anchor clamps, crank disc is installed in the described support, crank axle, gearing and motor, the rotating shaft of described crank disc is connected with gearing, described gearing is connected with motor, described crank axle is installed on the crank disc, the axle center of described crank axle is positioned at the eccentric position of described crank disc, the described vehicle shock absorber test-bed sine transmission device that also comprises, described sine transmission device comprises master slider and secondary slide block, an end of described secondary slide block has bearing saddle bore, be provided with bearing between described bearing saddle bore and the crank axle, the other end of described secondary slide block can be connected slidingly with master slider;

Described master slider is provided with longitudinal rail, and described support is provided with the longitudinal sliding block group, and described longitudinal rail can slide up and down to be sleeved in the longitudinal sliding block group;

Described master slider is provided with last anchor clamps on the crossbeam and cooperates in order to the lower clamp of piece fixture to be installed.

Further, described secondary slide block is fixedlyed connected with transverse slider, and described cross slide way is fixedlyed connected with master slider, and described transverse slider can be sleeved on the cross slide way slidingly.

Or: described secondary slide block is fixedlyed connected with cross slide way, and described transverse slider is fixedlyed connected with master slider, and described cross slide way can be sleeved on the transverse slider slidingly.

Technical conceive of the present utility model is: the driving crank disc that rotatablely moves of motor output is done uniform rotation, offset crank shoft on the crank disc drives secondary slide block by bearing and does translation, secondary slide block drives master slider by cross rail and does straight reciprocating motion up and down, the final end of the drive of the anchor clamps on master slider vibration damper of realizing is done straight reciprocating motion up and down, and the straight reciprocating motion up and down of described vibration damper one end launches to be a sinusoidal curve on time coordinate.

Technical conceive of the present invention also comprises: the master slider of sine transmission device is extended a sufficiently high position by a pillar and be connected with last anchor clamps, lower position at support is provided with lower clamp, sine excitation motion by last anchor clamps also can realize the test of ride-control; In addition, sine transmission device can be arranged on the top of a sufficiently high support, the lower end of master slider is provided with anchor clamps, at the lower position of support lower clamp is set, and the sine excitation motion by last anchor clamps also can realize the test of ride-control; In addition, upper and lower two cover sine transmission devices can also be set in a sufficiently high support, by the sine excitation motion of upper and lower anchor clamps, realize the two moving torture test of ride-control respectively.

Designed and a kind ofly can satisfy the single-rail formula sine transmission device that damper test stand sine excitation motion requires, can eliminate the mechanism kinematic error of prior art fully, and had mechanism's life-span length, low cost of manufacture, advantage easy to maintenance.

The beneficial effects of the utility model mainly show: the mechanism kinematic error that can eliminate existing damper test stand exciting agency fully, can produce high-precision sine excitation motion, properties of product quality testing and the experimental technique level that promotes China's ride-control industry is significant.

Description of drawings

Fig. 1 is the structural representation that adopts the damper test stand of single-rail formula sine transmission device.

Embodiment

Below in conjunction with accompanying drawing the utility model is further described.

With reference to Fig. 1, a kind ofly adopt the vehicle shock absorber test-bed of single-rail formula sine transmission device, comprise support 1, guide pillar 2 is installed on the described support 1, crossbeam 3 is installed on the described guide pillar 2, described crossbeam 3 is provided with anchor clamps 4, in the described support 1 crank disc 6 is installed, crank axle 7, gearing and motor, the rotating shaft of described crank disc 6 is connected with gearing, described gearing is connected with motor, described crank axle 7 is installed on the crank disc 6, the axle center of described crank axle 7 is positioned at the eccentric position of described crank disc 6, the described vehicle shock absorber test-bed sine transmission device that also comprises, described sine transmission device comprises master slider 8 and secondary slide block 9, the lower end of described secondary slide block 9 has bearing saddle bore 16, be provided with bearing 17 between described bearing saddle bore 16 and the crank axle 7, fixedly connected with transverse slider 10a in the upper end of described secondary slide block 9, described cross slide way 10b is fixedlyed connected with the lower end of master slider 8, and described transverse slider 10a can be sleeved on the cross slide way 10b slidingly.Certain described transverse slider 10a also can make a part with secondary slide block 9, and described cross slide way 10b and master slider 8 are made a part.

Also can adopt following structure: described secondary slide block is fixedlyed connected with cross slide way, and described transverse slider is fixedlyed connected with master slider, and described cross slide way can be sleeved on the transverse slider slidingly.

The top of described master slider 8 is longitudinal rail, and described longitudinal sliding block group 13a, 13b, 13c and 13d are fixedlyed connected with support 1, and the longitudinal rail on the described master slider 8 is sleeved among longitudinal sliding block group 13a, 13b, 13c and the 13d, and slides up and down with master slider 8.

Longitudinal rail on described cross slide way 10b and the master slider 8 spatially is arranged vertically mutually.

Described master slider 8 is provided with last anchor clamps 4 on the crossbeam 3 and cooperates in order to the lower clamp 5 of vehicle shock absorber test specimen to be installed.

In the present embodiment, described transverse slider 10a and cross slide way 10b have constituted a slider type linear Roller Slideway Assemblies, longitudinal rail on longitudinal sliding block 13a, 13b, 13c and 13d and the master slider 8 has constituted another slider type linear Roller Slideway Assemblies, and these assemblies can be chosen acquisition from the series of products that professional production producer provides.

Claims (3)

1. one kind is adopted the vehicle shock absorber test-bed of single-rail formula sine transmission device, comprise support, on the described support guide pillar is installed, on the described guide pillar crossbeam is installed, install anchor clamps on the described crossbeam, crank disc is installed in the described support, crank axle, gearing and motor, the rotating shaft of described crank disc is connected with gearing, described gearing is connected with motor, described crank axle is installed on the crank disc, the axle center of described crank axle is positioned at the eccentric position of described crank disc, it is characterized in that: the described vehicle shock absorber test-bed sine transmission device that also comprises, described single-rail formula sine transmission device comprises master slider and secondary slide block, an end of described secondary slide block has bearing saddle bore, be provided with bearing between described bearing saddle bore and the crank axle, the other end of described secondary slide block can be connected slidingly with master slider;
Described master slider is provided with longitudinal rail, and described support is provided with the longitudinal sliding block group, and described longitudinal rail can slide up and down to be sleeved in the longitudinal sliding block group.
Described master slider is provided with the lower clamp that cooperates with last anchor clamps on the crossbeam in order to mounting vehicle vibration damper test specimen.
2. employing single-rail formula sine transmission device as claimed in claim 1 vehicle shock absorber test-bed, it is characterized in that: described secondary slide block is fixedlyed connected with transverse slider, described cross slide way is fixedlyed connected with master slider, and described transverse slider can be sleeved on the cross slide way slidingly.
3. employing single-rail formula sine transmission device as claimed in claim 1 vehicle shock absorber test-bed, it is characterized in that: described secondary slide block is fixedlyed connected with cross slide way, described transverse slider is fixedlyed connected with master slider, and described cross slide way can be sleeved on the transverse slider slidingly.
CN201020128742XU 2010-03-11 2010-03-11 Damper test stand adopting single guide rail type sine transmission device CN201653711U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201020128742XU CN201653711U (en) 2010-03-11 2010-03-11 Damper test stand adopting single guide rail type sine transmission device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201020128742XU CN201653711U (en) 2010-03-11 2010-03-11 Damper test stand adopting single guide rail type sine transmission device

Publications (1)

Publication Number Publication Date
CN201653711U true CN201653711U (en) 2010-11-24

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Application Number Title Priority Date Filing Date
CN201020128742XU CN201653711U (en) 2010-03-11 2010-03-11 Damper test stand adopting single guide rail type sine transmission device

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011110061A1 (en) * 2010-03-11 2011-09-15 浙江工业大学 Vehicle shock absorber test-bed with sine transmission device
CN104165775A (en) * 2014-07-28 2014-11-26 安徽工程大学 Mechanical type vibration damper testing bench

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011110061A1 (en) * 2010-03-11 2011-09-15 浙江工业大学 Vehicle shock absorber test-bed with sine transmission device
CN104165775A (en) * 2014-07-28 2014-11-26 安徽工程大学 Mechanical type vibration damper testing bench
CN104165775B (en) * 2014-07-28 2016-08-24 安徽工程大学 A kind of mechanical vibration reducing device testing stand

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20101124

Termination date: 20140311