CN109540443A - A kind of polyaxial gas circuit converting system and method for vibrating auxiliary support apparatus - Google Patents
A kind of polyaxial gas circuit converting system and method for vibrating auxiliary support apparatus Download PDFInfo
- Publication number
- CN109540443A CN109540443A CN201811512976.1A CN201811512976A CN109540443A CN 109540443 A CN109540443 A CN 109540443A CN 201811512976 A CN201811512976 A CN 201811512976A CN 109540443 A CN109540443 A CN 109540443A
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- gas circuit
- gas
- air bag
- auxiliary support
- control switch
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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
- G01M7/022—Vibration control arrangements, e.g. for generating random vibrations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
-
- 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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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Vibration Prevention Devices (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
The present invention relates to mechanical engineering fields, a kind of specifically polyaxial gas circuit converting system and method for vibrating auxiliary support apparatus, gas circuit converting system includes the first gas circuit and the second gas circuit being connected with air pump, first gas circuit is respectively connected to shake table air bag and vertical air spring group, for controlling the flowing of the gas circuit between shake table air bag and vertical air spring group；Second gas circuit is respectively connected to horizontal air bag group and vertical air spring group, for the gas circuit flowing between controlled level air bag group and vertical air spring group；First gas circuit and the second gas circuit make vibration table surface height be in center by adjusting the air pressure balance between shake table air bag, vertical air spring group and horizontal air bag group.The present invention can it is convenient, effectively realize shake table air bag, vertically to the arbitrary switch between Auxiliary support air bag, horizontal direction Auxiliary support air bag, meet the heavy-duty of Various Complex state, the needs that high pressure-bearing product is tested in multiple axial vibrations.
Description
Technical field
The present invention relates to mechanical engineering fields, and specifically a kind of polyaxial gas circuit for vibrating auxiliary support apparatus turns
Change system and method.
Background technique
When carrying out multiple axial vibration tests of heavy-duty, high pressure-bearing product, because of shake table itself and standard configuration water
The bearing capacity of somoothing board, resistance to tipping moment are limited, usually can not normally carry out test, need additional designs bearing capacity big, anti-
The strong dedicated gasbag-type of tilting moment and torsional moment it is vertical to and horizontal direction support device.
In order to realize " self-balancing " function of designed multiple axial self balancing devices, by multiple axial self-balancings
Air bag directly substitutes shake table inner balloon, needs to generate bigger bearing capacity and resistance to tipping moment, this gas supply to shake table
The trend and air circuit connection of system propose higher requirement, therefore, it is necessary to design a set of gas circuit conversion plan, to meet vibration
The polyaxial switching requirement of dynamic auxiliary support device.
Summary of the invention
In order to solve the above technical problem, the present invention provides a kind of vibration auxiliary support apparatus polyaxial gas circuit turn
System and method is changed, the arbitrary switch of shake table inner balloon and multiple axial self-balancing air bags is realized, so that it is guaranteed that examination
Vibration table surface height maintains center always during testing.
The present invention provides a kind of polyaxial gas circuit converting system for vibrating auxiliary support apparatus, and the gas circuit converts system
System includes the first gas circuit and the second gas circuit being connected with air pump,
First gas circuit is respectively connected to shake table air bag and vertical air spring group, for controlling shake table air bag and vertical gas
Gas circuit flowing between capsule group；
Second gas circuit is respectively connected to horizontal air bag group and vertical air spring group, is used for controlled level air bag group and vertical gas
Gas circuit flowing between capsule group；
First gas circuit and the second gas circuit by adjust shake table air bag, vertical air spring group and horizontal air bag group it
Between air pressure balance, so that vibration table surface height is in center.
Specifically, first gas circuit includes the first gas source interface, automatic centring device and vertically to control switch,
The gas flowed out from the air pump successively through the first gas source interface, automatic centring device and vertically to after control switch, flows into vibration
In dynamic platform air bag or vertical air spring group.
Specifically, described vertical to ventilate and close to the ventilation of shake table air bag, to vertical air spring group to control switch
Switch between state.
Specifically, the position sensor in automatic centring device connection shake table.
Specifically, second gas circuit includes the second gas source interface, pressure reducing valve and horizontal direction control switch, from described
The gas of air pump outflow successively after the second gas source interface, pressure reducing valve and horizontal direction control switch, flows into horizontal air bag group or hangs down
In straight air bag group.
Specifically, check valve is equipped in the gas circuit that the horizontal direction control switch is connected to the vertical air spring group.
Specifically, horizontal direction control switch to horizontal air bag group ventilation, to vertical air spring group ventilation and closed state it
Between switch.
The present invention also provides a kind of polyaxial gas circuit conversion method for vibrating auxiliary support apparatus, the gas circuit conversion
Method specifically includes:
A. it vertically is sequentially connected the first gas source interface, automatic centring device and to control switch to form the first gas circuit, make
Vertical being flowed to gas circuit that the gas flowed out from air pump passes through the first gas circuit control vibration auxiliary support apparatus；
B. it by the second gas source interface, pressure reducing valve and horizontal direction control switch, is sequentially connected to form the second gas circuit, make from gas
The horizontal direction gas circuit flowing that the gas of pump outflow passes through the second gas circuit control vibration auxiliary support apparatus；
C. by adjusting the vertical to gas circuit flowing and the flowing of horizontal direction gas circuit of vibration auxiliary support apparatus, make shake table
Table surface height is in center.
Specifically, the step A specifically includes the following steps:
A1. the second gas circuit is closed, the gas flowed out from air pump is made to flow through the first gas circuit；
A2. gas passes through the first gas source interface, automatic centring device, flows into vertically to control switch；
A3. switch vertically to control switch, flow into gas in shake table air bag or vertical air spring group；
A4. automatic centring device adjusts the gas pressure entered in vertical air spring group or shake table air bag, makes shake table platform
Face height and position maintains center.
Specifically, the step B specifically includes the following steps:
B1. the first gas circuit is closed, the gas flowed out from air pump is made to flow through the second gas circuit；
B2. gas passes through the second gas source interface, pressure reducing valve, flows into horizontal direction control switch；
B3. switch horizontal direction control switch, make in the horizontal air bag group of gas inflow or vertical air spring group；
B4. the pressure value at pressure reducing valve is adjusted to adjust the gas pressure into horizontal air bag group or vertical air spring group,
Vibration table surface height and position is set to maintain center.
The polyaxial gas circuit converting system and method for vibration auxiliary support apparatus provided by the invention, can be convenient, effective
Shake table air bag is realized, vertically to the arbitrary switch between Auxiliary support air bag, horizontal direction Auxiliary support air bag in ground, is able to satisfy
The needs that the heavy-duty of Various Complex state, high pressure-bearing product are tested in multiple axial vibrations.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will to embodiment or
Attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
Some embodiments of the present invention, for those of ordinary skill in the art, without any creative labor,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is the functional block diagram of gas circuit converting system in the present invention；
Fig. 2 is the flow diagram of gas circuit conversion method in the present invention；
Description of symbols:
1. 2. first 3. second gas source interface of gas source interface, 4. automatic centring device of air pump, 5. pressure reducing valve 6. is vertical
It is unidirectional to 7. horizontal direction control switch of control switch, 8. shake table air bag, 9. horizontal 10. vertical air spring groups 11. of air bag group
Valve.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
Description and claims of this specification and term " first ", " second ", " third " " in above-mentioned attached drawing
The (if present)s such as four " are to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should
Understand that the data used in this way are interchangeable under appropriate circumstances, so that the embodiment of the present invention described herein can be to remove
Sequence other than those of illustrating or describe herein is implemented.In addition, term " includes " and " having " and theirs is any
Deformation, it is intended that cover it is non-exclusive include, for example, contain the process, method of a series of steps or units, system,
Product or equipment those of are not necessarily limited to be clearly listed step or unit, but may include be not clearly listed or it is right
In the intrinsic other step or units of these process, methods, product or equipment.
Technical solution of the present invention is described in detail with specifically embodiment below.These are specific real below
Applying example can be combined with each other, and the same or similar concept or process may be repeated no more in some embodiments.
The present invention provides a kind of polyaxial gas circuit converting system and method for vibrating auxiliary support apparatus, by providing two
Kind different gas circuits, realize respectively shake table vertically to when Horizontal Vibration and the gas pressure tune of auxiliary support apparatus
Section, this system and method have the function of real-time regulating gas pressure, to ensure that vibration table surface height is in during testing
Center.
As shown in Figure 1, to vibrate the functional block diagram of the polyaxial gas circuit converting system of auxiliary support apparatus in the present invention,
Gas circuit converting system in the present invention includes the first gas circuit and the second gas circuit being connected with air pump, and gas circuit is broadly divided into the first gas
Two gas circuits in road and the second gas circuit are advanced, and the first gas circuit is respectively connected to shake table air bag 8 and vertical air spring group 10, for controlling
Gas circuit flowing between shake table air bag 8 processed and vertical air spring group 10；Second gas circuit is respectively connected to horizontal air bag group 9 and hangs down
Straight air bag group 10, for the gas circuit flowing between controlled level air bag group 9 and vertical air spring group 10；First gas circuit and the second gas
Road makes vibration table surface by adjusting the air pressure balance between shake table air bag 8, horizontal air bag group 9 and vertical air spring group 10
Height is in center.
Specifically, the first gas circuit includes the first gas source interface 2, automatic centring device 4 and vertically to control switch 6, and first
Gas circuit through the first gas source interface 2, automatic centring device 4, vertically to after control switch 6, realize its with shake table air bag 8 and
Vertical air spring group 10 is connected.After opening the first gas circuit, from air pump 1 flow out gas successively through the first gas source interface 2, from
Dynamic centralising device 4 and vertically to after control switch 6, in inflow shake table air bag 8 or vertical air spring group 10.
It is vertically hand-operated direction valve to control switch 6, vertically can switches to three positions to control switch 6, two sides
Position shelves respectively correspond shake table air bag 8 and vertical air spring 10, vertically to control switch 6 to shake table air bag lead to 8 gas, to
Switch between the ventilation of vertical air spring group 10 and closed state.When vertically being switched at shake table air bag 8 to control switch 6, gas
Body flows into shake table air bag 8, and when vertically switching at vertical air spring group 10 to control switch 6, gas flows into vertical air spring group
In 10, when being vertically switched to middle position (position other than shake table air bag 8 and vertical air spring group 10) to control switch 6
The gas circuit is in closed state.
Wherein, automatic centring device 4 is connected with the position sensor in shake table, so that automatic centring device 4 being capable of root
According to the height of the real-time regulating guarantee vibration table of position sensor, to ensure that the height of vibration table maintains center.
Second gas circuit include the second gas circuit include the second gas source interface 3, pressure reducing valve 5 and horizontal direction control switch 7, second
Gas circuit realizes itself and vertical air spring group 10 and horizontal gas after the second gas source interface 3, pressure reducing valve 5 and horizontal direction control switch 7
Capsule group 9 is connected.After opening the second gas circuit, the gas flowed out from air pump 1 is successively through the second gas source interface 3,5 and of pressure reducing valve
Horizontal direction control switch 7 flows into horizontal air bag group 9 or vertical air spring group 10.
Further, the pressure reducing valve 5 in the second gas circuit can have pressure gauge, allow pressure reducing valve 5 by pressure gauge according to
The self weight of test products or the big minor adjustment of pressure value flow through the pressure value of gas.
In addition, being equipped with check valve 11 in the gas circuit being connected with vertical air spring group 10, it is preferred that check valve 11 is set to water
It puts down in the gas circuit that control switch 7 is connected to vertical air spring group 10, which can be realized the one way flow of gas,
Make gas can not reverse flow.
Horizontal direction control switch 7 is hand-operated direction valve, and horizontal direction control switch 7 can switch to three positions, two sides
Position shelves respectively correspond vertical air spring group 10 and horizontal air bag group 9, horizontal direction control switch 7 to the ventilation of horizontal air bag group 9,
Switch between the ventilation of vertical air spring group 10 and closed state.When horizontal direction control switch 7 switches at horizontal air bag group 9,
Gas flows into horizontal air bag group 9, and when horizontal direction control switch 7 switches at vertical air spring group 10, gas then passes through check valve
After 11, flow into vertical air spring group 10, when horizontal direction control switch 7 is switched to middle position (horizontal air bag group 9 and vertical gas
Position other than capsule group 10) when, which is in closed state.
Respectively arranged first gas source interface 2 and the second gas source interface 3 are used in the first gas circuit and the second gas circuit in the present invention
In providing stable interface for gas circuit, so as to gas inflow.In addition to this, the polyaxial gas circuit of local oscillator dynamic auxiliary support device turns
The tracheae changed in system further includes the multiple three-way interfaces for being set to bifurcation and several pipeline (not shown)s.
The present invention also provides a kind of polyaxial gas circuit conversion methods for vibrating auxiliary support apparatus, and referring to fig. 2, Fig. 2 is this
The flow diagram of the polyaxial gas circuit conversion method of auxiliary support apparatus is vibrated in invention, gas circuit conversion method specifically includes
Following steps:
A. it by the first gas source interface 2, automatic centring device 4 and vertically is sequentially connected to form the first gas to control switch 6
Road makes the gas flowed out from air pump pass through vertical the flowing to gas circuit of the first gas circuit control vibration auxiliary support apparatus；
B. by the second gas source interface 3, pressure reducing valve 5 and horizontal direction control switch 7, be sequentially connected to form the second gas circuit, make from
The horizontal direction gas circuit flowing that the gas of air pump outflow passes through the second gas circuit control vibration auxiliary support apparatus；
C. by adjusting the vertical to gas circuit flowing and the flowing of horizontal direction gas circuit of vibration auxiliary support apparatus, make shake table
Table surface height is in center.
Specifically, it is that the gas circuit flowing carried out by the first gas circuit vertically to vibration auxiliary support apparatus is adjusted that step A is practical
Section, the step can also be subdivided into following steps:
A1. the second gas circuit is closed, i.e., horizontal direction control switch 7 is switched into middle position, makes the gas flowed out from air pump 1
Body flows into the first gas circuit；
A2. gas is flowed out from air pump 1, and gas passes through the first gas source interface 2, automatic centring device 4, is flowed into vertically to control
Make switch 6；
A3. switch vertically to control switch 6, when vertically being switched at shake table air bag 8 to control switch 6, gas stream
Enter shake table air bag 8, when vertically switching at vertical air spring group 10 to control switch 6, gas flows into vertical air spring group 10
It is interior；
A4. automatic centring device 4 is adjusted according to the position sensor in shake table in real time into vertical air spring group 10 or vibration
Gas pressure in dynamic platform air bag 8, makes vibration table surface height and position maintain center always.
Specifically, it is the gas circuit flowing tune that Horizontal Vibration auxiliary support apparatus is carried out by the second gas circuit that step B is practical
Section, the step can also be subdivided into following steps:
B1. the first gas circuit is closed, i.e., vertically will switch to middle position to control switch 6, makes the gas flowed out from air pump 1
Body flows through the second gas circuit；
B2. gas is flowed out from air pump 1, and gas passes through the second gas source interface 3, pressure reducing valve 5, flows into horizontal direction control switch
7；
B3. switch horizontal direction control switch 7, when horizontal direction control switch 7 switches at horizontal air bag group 9, gas stream
Enter horizontal air bag group 9, when horizontal direction control switch 7 switches at vertical air spring group 10, after gas then passes through check valve 11,
It flows into vertical air spring group 10；
B4. by adjusting the pressure value at pressure reducing valve 5, allow to manually adjust into horizontal air bag group 9 or vertical gas
Gas pressure in capsule group 10, so that vibration table surface height and position be made to maintain center always.
The polyaxial gas circuit converting system and method for vibration auxiliary support apparatus provided by the invention, can be convenient, effective
Realize shake table air bag, vertically to arbitrarily cutting between auxiliary support apparatus air bag, horizontal direction auxiliary support apparatus air bag in ground
It changes, meets the heavy-duty of Various Complex state, the vibration test needs that high pressure-bearing product is tested in multiple axial vibrations.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；
Although present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its
It is still possible to modify the technical solutions described in the foregoing embodiments, or special to some or all of technologies
Sign is equivalently replaced；And these are modified or replaceed, various embodiments of the present invention that it does not separate the essence of the corresponding technical solution
The range of technical solution.
Claims (10)
1. a kind of polyaxial gas circuit converting system for vibrating auxiliary support apparatus, which is characterized in that the gas circuit converting system
Including the first gas circuit and the second gas circuit being connected with air pump,
First gas circuit is respectively connected to shake table air bag and vertical air spring group, for control shake table air bag and vertical air spring group it
Between gas circuit flowing；
Second gas circuit is respectively connected to horizontal air bag group and vertical air spring group, for controlled level air bag group and vertical air spring group it
Between gas circuit flowing；
First gas circuit and the second gas circuit is by adjusting the gas between shake table air bag, vertical air spring group and horizontal air bag group
Weighing apparatus is flattened, vibration table surface height is made to be in center.
2. a kind of polyaxial gas circuit converting system for vibrating auxiliary support apparatus according to claim 1, which is characterized in that
First gas circuit is flowed out including the first gas source interface, automatic centring device and vertically to control switch from the air pump
Gas successively through the first gas source interface, automatic centring device and vertically to after control switch, flows into shake table air bag or vertical gas
In capsule group.
3. a kind of polyaxial gas circuit converting system for vibrating auxiliary support apparatus according to claim 2, which is characterized in that
It is described vertical to switch to control switch to the ventilation of shake table air bag, between the ventilation of vertical air spring group and closed state.
4. a kind of polyaxial gas circuit converting system for vibrating auxiliary support apparatus according to claim 2, which is characterized in that
Position sensor in the automatic centring device connection shake table.
5. a kind of polyaxial gas circuit converting system for vibrating auxiliary support apparatus according to claim 1, which is characterized in that
Second gas circuit include the second gas source interface, pressure reducing valve and horizontal direction control switch, from the air pump flow out gas according to
It is secondary after the second gas source interface, pressure reducing valve and horizontal direction control switch, flow into horizontal air bag group or vertical air spring group.
6. a kind of polyaxial gas circuit converting system for vibrating auxiliary support apparatus according to claim 5, which is characterized in that
Check valve is equipped in the gas circuit that the horizontal direction control switch is connected to the vertical air spring group.
7. a kind of polyaxial gas circuit converting system for vibrating auxiliary support apparatus according to claim 5, which is characterized in that
Horizontal direction control switch switches to the ventilation of horizontal air bag group, between the ventilation of vertical air spring group and closed state.
8. a kind of polyaxial gas circuit conversion method for vibrating auxiliary support apparatus, which is characterized in that the gas circuit conversion method
It specifically includes:
A. it vertically is sequentially connected the first gas source interface, automatic centring device and to control switch to form the first gas circuit, make from gas
Vertical being flowed to gas circuit that the gas of pump outflow passes through the first gas circuit control vibration auxiliary support apparatus；
B. it by the second gas source interface, pressure reducing valve and horizontal direction control switch, is sequentially connected to form the second gas circuit, makes to flow out from air pump
Gas by the second gas circuit control vibration auxiliary support apparatus horizontal direction gas circuit flowing；
C. by adjusting the vertical to gas circuit flowing and the flowing of horizontal direction gas circuit of vibration auxiliary support apparatus, make vibration table surface height
Degree is in center.
9. a kind of polyaxial gas circuit conversion method for vibrating auxiliary support apparatus according to claim 8, which is characterized in that
The step A specifically includes the following steps:
A1. the second gas circuit is closed, the gas flowed out from air pump is made to flow through the first gas circuit；
A2. gas passes through the first gas source interface, automatic centring device, flows into vertically to control switch；
A3. switch vertically to control switch, flow into gas in shake table air bag or vertical air spring group；
A4. automatic centring device adjusts the gas pressure entered in vertical air spring group or shake table air bag, makes vibration table surface height
Degree position maintains center.
10. a kind of polyaxial gas circuit conversion method for vibrating auxiliary support apparatus according to claim 8, feature exist
In, the step B specifically includes the following steps:
B1. the first gas circuit is closed, the gas flowed out from air pump is made to flow through the second gas circuit；
B2. gas passes through the second gas source interface, pressure reducing valve, flows into horizontal direction control switch；
B3. switch horizontal direction control switch, make in the horizontal air bag group of gas inflow or vertical air spring group；
B4. the pressure value at pressure reducing valve is adjusted to adjust into the gas pressure in horizontal air bag group or vertical air spring group, makes to shake
Dynamic platform table surface height position maintains center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811512976.1A CN109540443B (en) | 2018-12-11 | 2018-12-11 | Multi-axial gas circuit conversion system and method of vibration auxiliary supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811512976.1A CN109540443B (en) | 2018-12-11 | 2018-12-11 | Multi-axial gas circuit conversion system and method of vibration auxiliary supporting device |
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| Publication Number | Publication Date |
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| CN109540443A true CN109540443A (en) | 2019-03-29 |
| CN109540443B CN109540443B (en) | 2021-04-13 |
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ID=65853423
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811512976.1A Active CN109540443B (en) | 2018-12-11 | 2018-12-11 | Multi-axial gas circuit conversion system and method of vibration auxiliary supporting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113267306A (en) * | 2021-06-22 | 2021-08-17 | 苏州苏试试验集团股份有限公司 | Bidirectional bearing and supporting device for vibration table and vibration table |
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| Publication number | Publication date |
|---|---|
| CN109540443B (en) | 2021-04-13 |
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