CN205909990U - Servo simulation vibration test platform of electricity liquid - Google Patents
Servo simulation vibration test platform of electricity liquid Download PDFInfo
- Publication number
- CN205909990U CN205909990U CN201620714722.8U CN201620714722U CN205909990U CN 205909990 U CN205909990 U CN 205909990U CN 201620714722 U CN201620714722 U CN 201620714722U CN 205909990 U CN205909990 U CN 205909990U
- Authority
- CN
- China
- Prior art keywords
- vibration
- universal joint
- hydraulic pressure
- hydraulic
- vibration table
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
Abstract
The utility model relates to a servo simulation vibration test platform of electricity liquid, the involving vibrations mesa, perpendicularly to hydraulic pressure the jar actuates, vertical hydraulic pressure actuates the jar and horizontal hydraulic pressure actuates the jar, perpendicularly actuate the cylinder bottom end to hydraulic pressure and be fixed in the base that lies in vibration mesa below, the bottom surface of vibration mesa is connected on the top, vertical hydraulic pressure actuate the jar the bottom mounting in lieing in right -hand fixed tripod of vibration mesa, the top is connected with the universal joint, another tie point of universal joint is connected on the right flank that vibrates the mesa, horizontal hydraulic pressure bottom mounting square fixed tripod in face of lieing in the shaking table of actuating the jar, the universal joint is connected on the top, another tie point of universal joint is connected in the front surface of vibration mesa. The utility model discloses a hydraulic pressure that the level was arranged actuates the jar, and the drive power of output is the directional mesa that vibrates directly, better assurance the rigidity on the route, can more effective transmission vibration load, equipment structure is simple simultaneously, the good reliability, and it is convenient to maintain.
Description
Technical field
The utility model is related to passenger car simulated roadway vibration long duration test development field, more particularly to a kind of electro-hydraulic watches
Take analog vibration testing stand.
Background technology
Electro-hydraulic servo road simulating vibration table face load capacity is big, and sound construction can reproduce equivalent road surface and carry out automobile
Car load or part reliability test, save the lot of experiments time, and repeatability is preferably.Therefore, in the product of full-sized car enterprise
In product exploitation and research process, more and more electro-hydraulic servo road simulating vibration table face is applied to laboratory's automobile reliability
Test.At present in electro-hydraulic servo road simulating vibration table face, main vibration transfer mode has: spider pin formula six pin parallel-connection structure
With formula structure is arranged vertically based on linkage.
Spider pin formula six pin parallel-connection structure is capable of high frequency response, and actuator is departed from it is ensured that being from exercise quality block
The repeatability of system, improves the rigidity of load path to greatest extent, and structure arrangement is more compact, but this structural cost is held high
Expensive, maintenance cost is higher, and structure is complex.Comparatively speaking, being arranged vertically formula structure and be based on based on linkage
The horizontally disposed formula structure of candan universal joint is relatively simple.Wherein, based on linkage be arranged vertically formula structure longitudinally and
Load on table top laterally across linkage, more compact in structure, but the rigidity of this mode load path is relatively low, and
Can there is a certain degree of loss in vibrational energy in transmittance process.
Utility model content
The purpose of this utility model is to provide a kind of new vibration table for electro-hydraulic servo road analogy, i.e. cost
Cheaply, easy for installation, maintenance cost is low, has higher response frequency, good rigidity again.
For reaching the purpose of above-mentioned utility model, there is provided a kind of electro-hydraulic servo analog vibration testing stand, including shake table
Face, vertical to hydraulic actuation cylinder, longitudinal hydraulic actuation cylinder and transverse hydraulic cylinder, described vertical to hydraulic actuation cylinder bottom end
It is fixed on the pedestal below vibration table, top connects the bottom surface of vibration table；The bottom of described longitudinal hydraulic actuation cylinder
The fixed triangle frame positioned at vibration table right is fixed at end, and top is connected with a tie point of universal joint, and universal joint is another
Tie point is connected on the right flank of vibration table by connecting rod；The bottom of described transverse hydraulic cylinder is fixed on and is located at
On fixed triangle frame in front of vibration table, top connects a tie point of a universal joint, and another tie point of universal joint leads to
Cross the front surface that connecting rod is connected to vibration table.
Preferably, connecting rod is hinged with vibration table.
Preferably, described vertical hinged with vibration table bottom surface to hydraulic actuation cylinder.
Preferably, described universal joint is candan universal joint.
Preferably, described fixed triangle frame rear is additionally provided with auxiliary fixed triangle frame.
Vertical in the utility model to for the direction perpendicular to vibration table, before and after laterally can be understood as vibration table
Direction, be longitudinally the direction about vibration table.
The loading direction of the transverse hydraulic cylinder of vibration mechine of the present utility model and longitudinal hydraulic actuation cylinder with shake
Dynamic table top place plane is parallel, is directly loaded by hinge in vertical and horizontal based on the horizontally disposed formula structure of candan universal joint
In table top, by candan universal joint it is not necessary to extra vibration transmitting and converting mechanism, the rigidity of its load path is higher than vertical cloth
Put formula, vibrational energy does not have loss in transmittance process, and low cost, easy for installation, and maintenance cost is relatively low.
Positive effect of the present utility model is:
1st, pass through candan universal joint, will be horizontally disposed for the hydraulic actuation cylinder of longitudinal force and horizontal force, directly add
It is loaded in vibration table, relatively ensure that the rigidity on bang path based on the vertically arranged mode of linkage, more effectively
Transmission oscillating load.
2nd, relative spider pin formula six pin parallel institution, its mounting means is more easy, and manufacturing cost is lower, and is easier to tie up
Shield.
Brief description
Fig. 1 is the general structure schematic diagram of electro-hydraulic servo analog vibration testing stand；
Fig. 2 is hydraulic actuation cylinder schematic diagram；
Fig. 3 is vibration table table top schematic diagram；
Fig. 4 is to be arranged vertically hydraulic cylinder firm banking schematic diagram；
Fig. 5 a is the top view of fixed triangle frame；
Fig. 5 b is the front view of fixed triangle frame；
Fig. 6 a is auxiliary fixed triangle frame schematic diagram；
Fig. 6 b is the front view of auxiliary fixed triangle frame；
Fig. 7 is candan universal joint schematic diagram；
Wherein:
1- is vertically arranged hydraulic actuation cylinder 2- connecting rod 3- vibration table
4- hydraulic cylinder fixed pedestal 5- hinge 6- is longitudinally arranged hydraulic actuation cylinder
7- lateral arrangement hydraulic actuation cylinder 8- fixed triangle frame 9- assists fixed triangle frame
10- candan universal joint
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
A kind of electro-hydraulic servo analog vibration testing stand as described in Fig. 1 is to 7, including a vertical arrangement hydraulic actuation cylinder 1,
One is longitudinally arranged hydraulic actuation cylinder 6, and a lateral arrangement hydraulic actuation cylinder 7 is as driving element.
A kind of electro-hydraulic servo analog vibration testing stand, including vibration table 3, is vertically arranged hydraulic actuation cylinder 1, longitudinal cloth
Put hydraulic actuation cylinder 6 and lateral arrangement hydraulic actuation cylinder 7, described be vertically arranged hydraulic actuation cylinder 1 bottom and be fixed on be located at
Hydraulic cylinder fixed pedestal 4 below vibration table, the bottom surface of the hinged vibration table 3 of hinge 5 is passed through on top；It is longitudinally arranged hydraulic pressure to make
The fixed triangle frame 8 positioned at vibration table 3 right is fixed in the bottom of dynamic cylinder 6, and one of top and candan universal joint 10 is connected
Point connects, and another tie point of candan universal joint 10 connects connecting rod 2, and connecting rod 2 is articulated with the right flank of vibration table 3 by hinge 5
On；The bottom of lateral arrangement hydraulic actuation cylinder 7 is fixed on the fixed triangle frame 8 in vibration table 3 front, lateral arrangement liquid
The top of pressure cylinder 7 connects a tie point of a candan universal joint 10, and another tie point of candan universal joint 10 connects even
Bar 2, connecting rod 2 other end is connected to the front surface of vibration table 3 by hinge 5.It is solid that fixed triangle frame 8 rear is additionally provided with auxiliary
Determine tripod 9.
Vertical in the utility model to for the direction perpendicular to vibration table, before and after laterally can be understood as vibration table
Direction, be longitudinally the direction about vibration table.
Wherein, the installation end of the hydraulic actuation cylinder 1 of vertical arrangement is fixed on and is arranged vertically on hydraulic cylinder fixed pedestal 4, hangs down
Straight arrangement hydraulic cylinder fixed pedestal 4 can be understood as the pedestal positioned at vibration table 3 bottom surface, and output end passes through hinge 5 and vibration
The bottom surface of table top 3 is connected.Horizontally disposed hydraulic cylinder auxiliary fixed triangle frame 9 fixes on the ground, and it has mounting plane, this peace
Dress plane is perpendicular to the ground.Horizontally disposed hydraulic cylinder fixed triangle frame 8 fixes on the ground, and it has mounting plane, this installation
Plane is perpendicular to the ground.The hydraulic actuation being longitudinally arranged cylinder is fixed on horizontally disposed hydraulic cylinder auxiliary fixed triangle frame 9 and water
Plain cloth is put on hydraulic cylinder fixed triangle frame 8, in horizontal disposition.It is longitudinally arranged start head and the cross universal of hydraulic actuation cylinder
Section 10 connection.The other end of connecting rod is connected with vibration table 3 by hinge 5.The fixation side of the hydraulic actuation cylinder of lateral arrangement
Formula is similar with the hydraulic actuation cylinder being longitudinally arranged.
A kind of electro-hydraulic servo analog vibration testing stand that the utility model provides, by the drive of the driving element of vibration mechine
Power is all loaded directly on vibration table, and particularly horizontally disposed is longitudinally arranged hydraulic actuation cylinder and lateral arrangement hydraulic pressure work
Dynamic cylinder, the driving force of output is pointing directly at vibration table, does not carry out Indirect Loaded by linkage, preferably ensure that path
On rigidity, can more effectively transmit oscillating load；Device structure is simple simultaneously, and good reliability is easy to maintenance.
Below the preferred embodiment the utility model created is illustrated, but the utility model is created not
Be only limitted to described embodiment, those of ordinary skill in the art without prejudice on the premise of the utility model creative spirit also
A variety of equivalent modifications or replacement can be made, these equivalent modifications or replacement are all contained in the application claim and are limited
In the range of.
Claims (5)
1. a kind of electro-hydraulic servo analog vibration testing stand it is characterised in that include vibration table, vertical to hydraulic actuation cylinder, vertical
To hydraulic actuation cylinder and transverse hydraulic cylinder, described vertical it is fixed on below vibration table to hydraulic actuation cylinder bottom end
Pedestal, top connect vibration table bottom surface；The bottom of described longitudinal hydraulic actuation cylinder is fixed on right positioned at vibration table
The fixed triangle frame of side, top is connected with a tie point of universal joint, and another tie point of universal joint is connected to by connecting rod
On the right flank of vibration table；The fixed triangle in front of vibration table is fixed in the bottom of described transverse hydraulic cylinder
On frame, top connects a tie point of a universal joint, and another tie point of universal joint is connected to vibration table by connecting rod
Front surface.
2. as claimed in claim 1 a kind of electro-hydraulic servo analog vibration testing stand it is characterised in that connecting rod and vibration table
Hinged.
3. as claimed in claim 1 a kind of electro-hydraulic servo analog vibration testing stand it is characterised in that described vertical to hydraulic pressure
Cylinder is hinged with vibration table bottom surface.
4. as claimed in claim 1 a kind of electro-hydraulic servo analog vibration testing stand it is characterised in that described universal joint is ten
Word universal joint.
5. as claimed in claim 1 a kind of electro-hydraulic servo analog vibration testing stand it is characterised in that described fixed triangle frame
Rear is additionally provided with auxiliary fixed triangle frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620714722.8U CN205909990U (en) | 2016-07-08 | 2016-07-08 | Servo simulation vibration test platform of electricity liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620714722.8U CN205909990U (en) | 2016-07-08 | 2016-07-08 | Servo simulation vibration test platform of electricity liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205909990U true CN205909990U (en) | 2017-01-25 |
Family
ID=57804935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620714722.8U Expired - Fee Related CN205909990U (en) | 2016-07-08 | 2016-07-08 | Servo simulation vibration test platform of electricity liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205909990U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109813514A (en) * | 2019-03-08 | 2019-05-28 | 大连海事大学 | A kind of stiffness reliability method of the double electro-hydraulic shaker table array simulation systems of six degree of freedom |
-
2016
- 2016-07-08 CN CN201620714722.8U patent/CN205909990U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109813514A (en) * | 2019-03-08 | 2019-05-28 | 大连海事大学 | A kind of stiffness reliability method of the double electro-hydraulic shaker table array simulation systems of six degree of freedom |
| CN109813514B (en) * | 2019-03-08 | 2020-06-30 | 大连海事大学 | Rigidity control method of six-degree-of-freedom dual-electro-hydraulic vibration table array simulation system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103954459B (en) | Automotive suspension test bed | |
| CN106218339B (en) | Damping and stabilizing mechanism for omni-directional moving platform | |
| CN206772547U (en) | Can large amplitude reverse bridge subsection flutter response wind tunnel test equipment | |
| CN201600249U (en) | Automotive suspension simulating tester | |
| CN201364233Y (en) | Three-degree-of-freedom mechanical vibration environment test platform | |
| CN107219079A (en) | A kind of commercial car bracket assembly for battery Multi-axial Loading test-bed and endurance test method | |
| CN106679908B (en) | Consider the fatigue experimental device of steel bridge deck with coupling of mating formation | |
| CN101441127B (en) | Three-freedom degree mechanical type vibration environmental test platform | |
| CN105510047A (en) | Car swing arm road simulation test device | |
| CN103575553A (en) | Traction pin loading device for strength test of car body | |
| CN205909990U (en) | Servo simulation vibration test platform of electricity liquid | |
| CN201476969U (en) | Bogie fatigue testing stand | |
| CN203323985U (en) | Testing apparatus simulating tunnel power responses under the effects of tidal bores | |
| CN101762392A (en) | Testing system of engineering vehicle engine and transmission system | |
| CN103352957A (en) | Vertical-type plate rack vibration isolation base | |
| CN103495973B (en) | Planar three-freedom-degree parallel mechanism driven by three linear drivers and application thereof | |
| CN207850709U (en) | A kind of automobile suspended fatigue tester | |
| CN111307616A (en) | Rock structural plane high-frequency disturbance shear test device | |
| CN108660904B (en) | Long sling damping vibration damper of suspension bridge | |
| CN205785849U (en) | A kind of test device and test system | |
| CN205280336U (en) | Servo ball pivot fatigue testing machine that turns to of electricity liquid | |
| CN204374012U (en) | A kind of drop impact tension test truss conversion equipment realizing elimination inertia force influence | |
| CN205028501U (en) | Novel 6 -degree of freedom driving simulator platform | |
| CN209388555U (en) | A kind of antidetonation apparatus for demonstrating | |
| CN104109997B (en) | A kind of multi-state bridge inspection vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |