CN108168821A - A kind of shake table - Google Patents
A kind of shake table Download PDFInfo
- Publication number
- CN108168821A CN108168821A CN201711383668.9A CN201711383668A CN108168821A CN 108168821 A CN108168821 A CN 108168821A CN 201711383668 A CN201711383668 A CN 201711383668A CN 108168821 A CN108168821 A CN 108168821A
- Authority
- CN
- China
- Prior art keywords
- bar
- locating rod
- sliding
- sliding block
- telescoping mechanism
- 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.)
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/06—Multidirectional test stands
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
The present invention relates to vibration-testing fields, disclose a kind of shake table, including rack, carrier bar and several vibrating devices, locating rod is fixed in rack, locating rod is horizontally disposed with, locating rod upper edge locating rod length direction array has several location holes, carrier bar includes several positioning plates, it is connected through the hinge between adjacent two pieces of positioning plates, carrier bar is set at interval of a hinge there are one sliding block, sliding block one end is connected on hinge, the sliding block other end is slidably connected on the securing lever, sliding block is equipped with for slider pin to be connected on the pin in location hole, the vibrating device includes pedestal, telescoping mechanism with lock function, connecting portion and the vibrator on connecting portion, the pedestal is detachably connected on positioning plate, one end of telescoping mechanism is fixed on pedestal, the other end installation connecting portion of telescoping mechanism.The invention is intended to provide a kind of shake table for adjusting the angle of vibration section or the multiple positions for making product according to vibration test product while vibrating.
Description
Technical field
The present invention relates to vibration-testing fields.
Background technology
In today that economy, technology high-speed develop, the quality of product increasingly obtains the attention of people, and people more pay attention to
The environmental reliability problem of product.Vibration mechanics environment is the aircraft such as rocket, guided missile, aircraft；Wind power equipment, rail transport are set
The mechanical environment that the products such as standby, electronic product are most commonly encountered during military service or use.
Vibration environment load is applied to testpieces by vibration rig, fully exposure instrument and equipment or product are in mechanics
The defects of environmental test determines their bearing capacitys to vibration environment.It, could completely only by vibration environment test
The reliability and the adaptability for vibration environment for examining product structure, vibration test are the important of examination production reliability test
Component part.
In vibration environment test test process, the othernesses such as shape, mounting means of vibration test product are larger, existing
The vibration position of shake table be plane formula, product can only be fixed in the plane of vibration section.But some products are because of space
The reasons such as structure is more complicated, shape is irregular need to adjust the angle of vibration section or connect multiple vibration sections to make product
Multiple positions vibrate simultaneously, contact of the no person's product with vibration section only energy line contact even point contact, can not be effectively by product
It is fixed, and then vibration can not be also effectively passed on product.
Invention content
The invention is intended to provide a kind of shake table, to adjust the angle of vibration section according to vibration test product or make product
Multiple positions vibrate simultaneously.
Including rack, carrier bar and several vibrating devices, locating rod is fixed in rack for a kind of shake table in this programme,
Locating rod is horizontally disposed with, and locating rod upper edge locating rod length direction array has several location holes, and carrier bar includes several positioning plates, phase
Be connected through the hinge between adjacent two pieces of positioning plates, the length direction of carrier bar is parallel with the length direction of locating rod, carrier bar at interval of
One hinge is set there are one sliding block, and sliding block one end is connected on hinge, and the sliding block other end is slidably connected on the securing lever, on sliding block
Equipped with for slider pin to be connected on to the pin in location hole, the vibrating device include pedestal, telescoping mechanism with lock function,
Connecting portion and the vibrator on connecting portion, the pedestal are detachably connected on positioning plate, one end of telescoping mechanism
It is fixed on pedestal, the other end installation connecting portion of telescoping mechanism.
It the technical principle of this programme and has the beneficial effect that：The sliding slider on positioning plate adjusts phase between adjacent two sliding block
Bigger, the inclination of the positioning plate between two pieces of sliding blocks of the distance between the angle of inclination of adjacent two pieces of positioning plates, adjacent two pieces of sliding blocks
Angle is smaller, and the pedestal of vibrating device is detachably connected on positioning plate, when the angle of positioning plate changes, vibrating device
Angle of inclination also occur to change accordingly, after the angle of inclination of vibrating device is set up, the pin on sliding block is inserted into positioning
On bar in corresponding location hole, all sliding blocks are fixed, carrier bar keeps stablizing.Connecting portion on vibrating device is adjusted as production
On product it is parallel wait the face connected after, adjust the length of telescoping mechanism, until connecting portion offsets with product, then by connecting portion and
Product connection is fixed.Due to can connect vibrating device on each positioning plate, the vibration on polylith positioning plate can be filled
It puts while is connected on product, multiple positions of product is made to vibrate simultaneously.
Further, the telescoping mechanism includes fixed link, sliding bar and the bolt for locking, and fixed link is fixed on described
On pedestal, sliding bar is parallel with fixed link, and sliding bar is slidably connected in fixed link, is equipped with bar shaped in fixed link in the axial direction
The first sliding groove, be equipped with the second sliding slot of bar shaped on sliding bar in the axial direction, the spiro rod section of bolt passes through the first sliding groove and the
Two sliding slots.When loosering a bolt, sliding bar can slide on the length direction of fixed link, and then adjust the length of telescoping mechanism, adjust
After the length for determining telescoping mechanism, bolt is tightened, is relatively fixed fixed link and sliding bar.
Further, flanged joint between the pedestal and the positioning plate.Pedestal can be firmly attached by flanged joint
On positioning plate.
Further, the connecting portion includes connecting plate and sucker, and connecting plate is fixed on the telescopic end of the telescoping mechanism,
Sucker is fixed on side of the connecting plate far from telescoping mechanism.Product is connected using sucker suction.
Further, the vibrator is vibrating motor.Vibrating motor installation is simple, easy to use.
Further, submergence pond is further included, submerges in pond and is loaded with lubricating oil, the locating rod, sliding block, pin and carrier bar are equal
It is immersed in lubricating oil.During vibration-testing, between the positioning plate and hinge of carrier bar, between sliding block and locating rod, it is sliding
Since vibration will rub between block and pin, the position that these rub can be moistened after being immersed in lubricating oil
It is sliding, reduce abrasion and extend the service life, while using the insulating effect of lubricating oil, reduce noise.
Description of the drawings
Fig. 1 is a kind of structure diagram of shake table of the embodiment of the present invention.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail：
Reference numeral in Figure of description includes：Rack 1, submergence pond 2, locating rod 3, positioning plate 4, location hole 5, pin
6th, pedestal 7, fixed link 8, sliding bar 9, connecting plate 10, sucker 11, product 12.
A kind of embodiment of shake table is substantially as shown in Figure 1：Including rack 1, carrier bar and several vibrating devices, rack 1
On be fixed with locating rod 3, locating rod 3 is horizontally disposed, and 3 upper edge locating rod of locating rod, 3 length direction array has several location holes 5,
Carrier bar includes several positioning plates 4, is connected through the hinge between adjacent two pieces of positioning plates 4, length direction and the locating rod 3 of carrier bar
Length direction is parallel, and carrier bar is set at interval of a hinge there are one sliding block, and sliding block one end is connected on hinge, and the sliding block other end is slided
Dynamic to be connected in locating rod 3, sliding block is equipped with for slider pin to be connected on to the pin 6 in location hole 5, and vibrating device includes pedestal
7th, telescoping mechanism with lock function, connecting portion and the vibrating motor on connecting portion, 7 flanged joint positioning plate 4 of pedestal
On, telescoping mechanism includes fixed link 8, sliding bar 9 and the bolt for locking, and fixed link 8 is fixed on pedestal 7, sliding bar 9 with
Fixed link 8 is parallel, and sliding bar 9 is slidably connected in fixed link 8, is equipped with the first sliding groove of bar shaped in fixed link 8 in the axial direction,
The second sliding slot of bar shaped is equipped on sliding bar 9 in the axial direction, the spiro rod section of bolt passes through the first sliding groove and second sliding slot, connection
Portion includes connecting plate 10 and sucker 11, and connecting plate 10 is fixed on the telescopic end of telescoping mechanism, and sucker 11 is fixed on connecting plate 10
On side far from telescoping mechanism, submergence pond 2 is further included, submerges in pond 2 and is loaded with lubricating oil, locating rod 3, sliding block, 6 and of pin
Carrier bar is submerged in lubricating oil.
The sliding slider on positioning plate 4 adjusts the angle of inclination of adjacent two pieces of positioning plates 4 between adjacent two sliding block, adjacent
The distance between two pieces of sliding blocks are bigger, and the angle of inclination of the positioning plate 4 between two pieces of sliding blocks is smaller, and the pedestal 7 of vibrating device can
It is releasably connected on positioning plate 4, when the angle of positioning plate 4 changes, the angle of inclination of vibrating device is it has also been found that corresponding
Change, after the angle of inclination setting of vibrating device, the pin 6 on sliding block be inserted into locating rod 3 in corresponding location hole 5,
All sliding blocks are fixed, carrier bar keeps stablizing.Connecting portion on vibrating device is adjusted and is put down as face to be connected on product 12
It after row, loosers a bolt, slides sliding bar 9, adjust sliding bar 9 and the total length of fixed link 8, until the sucker 11 on connecting plate 10
With adsorbing on 12 surface of product, then tighten bolt and be relatively fixed fixed link 8 and sliding bar 9.Due on each positioning plate 4
Vibrating device can be connected, therefore the vibrating device on polylith positioning plate 4 can be connected to simultaneously on product 12, makes product 12
Multiple positions vibrate simultaneously.
During vibration-testing, between the positioning plate 4 and hinge of carrier bar, between sliding block and locating rod 3, sliding block and pin
Since vibration will rub between nail 6, the position that these rub can be lubricated, reduced after being immersed in lubricating oil
Abrasion extends the service life, while using the insulating effect of lubricating oil, reduces noise.
Above-described is only the embodiment of the present invention, and the common sense such as well known concrete structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these should also be considered as protection scope of the present invention, these all do not interfere with what the present invention was implemented
Effect and practical applicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific embodiment can be used for explaining the content of claim.
Claims (6)
1. a kind of shake table, it is characterised in that：Including rack, carrier bar and several vibrating devices, locating rod is fixed in rack, it is fixed
Position bar is horizontally disposed with, and locating rod upper edge locating rod length direction array has several location holes, and carrier bar includes several positioning plates, adjacent
It is connected through the hinge between two pieces of positioning plates, the length direction of carrier bar is parallel with the length direction of locating rod, and carrier bar is at interval of one
A hinge is set there are one sliding block, and sliding block one end is connected on hinge, and the sliding block other end is slidably connected on the securing lever, is set on sliding block
Be useful for pin slider pin being connected in location hole, the vibrating device includes pedestal, telescoping mechanism with lock function, connects
Socket part and the vibrator on connecting portion, the pedestal are detachably connected on positioning plate, and one end of telescoping mechanism is consolidated
It is scheduled on pedestal, the other end installation connecting portion of telescoping mechanism.
2. a kind of shake table according to claim 1, it is characterised in that：The telescoping mechanism includes fixed link, sliding bar
With the bolt for locking, fixed link is fixed on the pedestal, and sliding bar is parallel with fixed link, and sliding bar is slidably connected at solid
In fixed pole, the first sliding groove of bar shaped is equipped in fixed link in the axial direction, the second of bar shaped is equipped in the axial direction on sliding bar
Sliding slot, the spiro rod section of bolt pass through the first sliding groove and second sliding slot.
3. a kind of shake table according to claim 1, it is characterised in that：Flange connects between the pedestal and the positioning plate
It connects.
4. a kind of shake table according to claim 1, it is characterised in that：The connecting portion includes connecting plate and sucker, even
Fishplate bar is fixed on the telescopic end of the telescoping mechanism, and sucker is fixed on side of the connecting plate far from telescoping mechanism.
5. a kind of shake table according to claim 1, it is characterised in that：The vibrator is vibrating motor.
6. a kind of shake table according to claim 1, it is characterised in that：Submergence pond is further included, submerges in pond and is loaded with profit
Lubricating oil, the locating rod, sliding block, pin and carrier bar are submerged in lubricating oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711383668.9A CN108168821B (en) | 2017-12-20 | 2017-12-20 | A kind of shake table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711383668.9A CN108168821B (en) | 2017-12-20 | 2017-12-20 | A kind of shake table |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108168821A true CN108168821A (en) | 2018-06-15 |
| CN108168821B CN108168821B (en) | 2019-12-03 |
Family
ID=62522931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711383668.9A Active CN108168821B (en) | 2017-12-20 | 2017-12-20 | A kind of shake table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108168821B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101281088A (en) * | 2008-05-13 | 2008-10-08 | 苏州试验仪器总厂 | Three-axis six-freedom degree vibration test apparatus |
| US20090031815A1 (en) * | 2007-08-01 | 2009-02-05 | Seagate Technology Llc | Multi-axis vibration method and apparatus |
| CN102288375A (en) * | 2011-07-29 | 2011-12-21 | 深圳创维－Rgb电子有限公司 | Equipment for detecting vibration resistance of electric appliance |
| JP2014178189A (en) * | 2013-03-14 | 2014-09-25 | Fukuoka Institute Of Technology | Excitation apparatus |
| CN105486475A (en) * | 2016-01-25 | 2016-04-13 | 系新电子技术（苏州）有限公司 | Self-absorption high frequency vibrating device used for detection |
| CN205493004U (en) * | 2016-02-01 | 2016-08-24 | 革新（厦门）运动器材有限公司 | Table foot adjusting positioning device |
| CN205919948U (en) * | 2016-08-25 | 2017-02-01 | 金陵科技学院 | Adjustable dip angle's small -size shaking table model soil box |
-
2017
- 2017-12-20 CN CN201711383668.9A patent/CN108168821B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090031815A1 (en) * | 2007-08-01 | 2009-02-05 | Seagate Technology Llc | Multi-axis vibration method and apparatus |
| CN101281088A (en) * | 2008-05-13 | 2008-10-08 | 苏州试验仪器总厂 | Three-axis six-freedom degree vibration test apparatus |
| CN102288375A (en) * | 2011-07-29 | 2011-12-21 | 深圳创维－Rgb电子有限公司 | Equipment for detecting vibration resistance of electric appliance |
| JP2014178189A (en) * | 2013-03-14 | 2014-09-25 | Fukuoka Institute Of Technology | Excitation apparatus |
| CN105486475A (en) * | 2016-01-25 | 2016-04-13 | 系新电子技术（苏州）有限公司 | Self-absorption high frequency vibrating device used for detection |
| CN205493004U (en) * | 2016-02-01 | 2016-08-24 | 革新（厦门）运动器材有限公司 | Table foot adjusting positioning device |
| CN205919948U (en) * | 2016-08-25 | 2017-02-01 | 金陵科技学院 | Adjustable dip angle's small -size shaking table model soil box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108168821B (en) | 2019-12-03 |
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