CN216695492U - High-frequency vibration table moving coil device - Google Patents
High-frequency vibration table moving coil device Download PDFInfo
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- CN216695492U CN216695492U CN202121867865.XU CN202121867865U CN216695492U CN 216695492 U CN216695492 U CN 216695492U CN 202121867865 U CN202121867865 U CN 202121867865U CN 216695492 U CN216695492 U CN 216695492U
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Abstract
The utility model relates to a high-frequency vibration table moving coil device, wherein support vibration mechanisms are symmetrically arranged on the periphery of the top of a working table, a vibration table top is arranged on the top of each support vibration mechanism, a clamping and fixing mechanism is arranged on the vibration table top, the support vibration mechanism comprises four groups of piston rods, the top of each group of piston rods is hinged with the bottom of the vibration table top, the outer wall of each group of piston rods is sleeved with a guide sleeve rod, the bottom of each group of guide sleeve rod is fixedly connected with the top of the working table, a piston is arranged in the middle of the inner cavity of each group of guide sleeve rods, working cylinders are arranged on the side walls of two ends of the inner cavity of each group of guide sleeve rods, an inflation sleeve cavity and an oil pressure cavity are formed in the bottom of each group of guide sleeve rods, and a damping valve is arranged in the middle of the oil pressure cavity. And is adaptable to equipment fixtures of different sizes and specifications.
Description
Technical Field
The utility model relates to the field of vibration tables, in particular to a moving coil device of a high-frequency vibration table.
Background
The vibration test bed is a device for carrying out vibration simulation test on products or parts, and the test can evaluate the anti-seismic performance of a product and provide reasonable basis for checking the quality of the product, so that the vibration test bed is widely applied to the industries of aerospace, aviation, ships, automobiles, electronics, communication, household appliances, instruments and meters and the like.
The existing vibrating table moving coil device has the defects that the testing equipment is inconvenient to install and disassemble, the device is not suitable for fixing equipment with different sizes and specifications, the vibrating table is connected through a spring, and the vibration amplitude of the vibrating table is not easy to control.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the problems in the prior art and provide a moving coil device of a high-frequency vibration table.
In order to achieve the technical purpose and achieve the technical effect, the utility model is realized by the following technical scheme:
a movable coil device of a high-frequency vibration table comprises a working table, wherein support vibration mechanisms are symmetrically arranged on the periphery of the top of the working table, a vibration table top is arranged at the top of each support vibration mechanism, and a clamping and fixing mechanism is arranged on each vibration table top;
support vibration mechanism and include four piston rods of group, every group piston rod top and vibration table face bottom are articulated mutually, every group piston rod outer wall cover is equipped with guide sleeve pole, every group guide sleeve pole bottom and workstation top fixed connection, every group guide sleeve pole inner chamber middle part is provided with the piston, and the working cylinder is installed to guide sleeve pole inner chamber both ends lateral wall, every group the guide sleeve pole bottom has been seted up and has been aerifyd a chamber and oil pressure chamber, oil pressure intracavity middle part is provided with the damping valve.
Preferably, centre gripping fixed establishment includes two-way screw rod, two-way screw rod level sets up in the vibration mesa inner chamber, vibration mesa outer end lateral wall is fixed with servo motor, two-way screw rod is close to servo motor one side and is fixed with the rotation connecting rod, and rotates the connecting rod and rotate and run through the vibration mesa lateral wall and cup joint each other with the servo motor output, two-way screw rod outer wall is located the spiro union cover in different screw thread directions and is equipped with the regulation swivel nut, and two sets of regulation swivel nut tops are fixed with the fastening splint.
Preferably, the top of the vibration table top is provided with a fixed chute for the two groups of fastening clamping plates to horizontally move.
Preferably, a rubber oil diaphragm is arranged between the inflation sleeve cavity and the oil pressure cavity.
Preferably, the guide sleeve rod side wall is provided with a fuel filling port.
Has the advantages that:
1. the closed working cylinder is filled with inert gas or oil-gas mixture, so that the pressure in the cavity is several times or dozens of times higher than the atmospheric pressure, and the pressure difference generated by the fact that the cross section area of the piston rod is smaller than that of the piston is utilized to drive the vibration table top at the top to vibrate through the piston rod.
2. Place equipment between two sets of fastening splint, start servo motor afterwards, drive and rotate connecting rod and two-way screw rod and rotate, because two-way screw rod outer wall is located on the opposite screw thread direction respectively the spiro union cover be equipped with the regulation swivel nut, two sets of fastening splint that drive the top are close to each other, until fixing its centre gripping, conveniently install and dismantle equipment to the equipment that adapts to different sizes and specification is fixed.
Of course, it is not necessary for any one product that embodies the utility model to achieve all of the above advantages simultaneously.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of a supporting vibration mechanism of the present invention;
FIG. 3 is a schematic view of a clamping mechanism according to the present invention;
the reference numbers in the drawings are as follows:
1-workbench, 2-supporting vibration mechanism, 201-piston rod, 202-guide sleeve rod, 203-piston, 204-working cylinder, 205-inflation sleeve cavity, 206-oil pressure cavity, 207-damping valve, 3-clamping fixing mechanism, 301-bidirectional screw rod, 302-servo motor, 303-rotating connecting rod, 304-adjusting screw sleeve, 305-fastening splint, 4-fixed chute, 5-dense rubber oil diaphragm, 6-oil filling port and 7-vibration table surface.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-3, the utility model relates to a moving coil device of a high-frequency vibration table, which comprises a working table 1, wherein supporting vibration mechanisms 2 are symmetrically arranged around the top of the working table 1, a vibration table surface 7 is arranged at the top of each group of supporting vibration mechanisms, and a clamping and fixing mechanism 3 is arranged on the vibration table surface 7;
The specific application of this embodiment is: the closed working cylinder 1 is filled with inert gas or oil-gas mixture, so that the pressure in the cavity is several times or dozens of times higher than the atmospheric pressure, and the piston rod 201 drives the vibration table-board 7 at the top to vibrate by utilizing the pressure difference generated by the cross section area of the piston rod 201 smaller than that of the piston.
Example 2:
wherein, centre gripping fixed establishment 3 includes two-way screw rod 301, two-way screw rod 301 level sets up in vibration mesa 7 inner chambers, 7 outer end lateral walls of vibration mesa are fixed with servo motor 302, two-way screw rod 301 is close to servo motor 302 one side and is fixed with rotation connecting rod 303, and it cup joints each other to rotate connecting rod 303 and rotate and run through vibration mesa 7 lateral walls and with servo motor 302 output, two-way screw rod 301 outer wall is located different screw thread direction go up the spiro union cover and is equipped with regulation swivel nut 304, two sets of regulation swivel nut 304 tops are fixed with fastening splint 305, vibration mesa 7 tops are seted up and are supplied two sets of fastening splint 305 horizontal migration's fixed spout 4, it is provided with rubber oil diaphragm 5 to aerify between cover chamber 205 and the oil pressure chamber 206, uide bushing pole 202 lateral wall is provided with oil filler 6.
One specific application of this embodiment is: place equipment between two sets of fastening splint 305, start servo motor 302 afterwards, drive and rotate connecting rod 303 and two-way screw 301 and rotate, because two-way screw 301 outer wall is located the spiro union cover respectively on the opposite screw direction and is equipped with and adjusts swivel nut 304, drive two sets of fastening splint 305 at top and be close to each other, until fixing its centre gripping, conveniently install and dismantle equipment to the equipment that adapts to different sizes and specification is fixed.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed, and obviously many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The utility model provides a high frequency vibration platform moving coil device which characterized in that: the device comprises a workbench (1), wherein supporting vibration mechanisms (2) are symmetrically arranged on the periphery of the top of the workbench (1), a vibration table top (7) is arranged on the top of each supporting vibration mechanism, and a clamping and fixing mechanism (3) is arranged on each vibration table top (7);
support vibration mechanism (2) including four sets of piston rods (201), every group piston rod (201) top and vibration mesa (7) bottom are articulated, every group piston rod (201) outer wall cover is equipped with direction loop bar (202), every group direction loop bar (202) bottom and workstation (1) top fixed connection, every group direction loop bar (202) inner chamber middle part is provided with piston (203), and direction loop bar (202) inner chamber both ends lateral wall installs working cylinder (204), every group aerify cover chamber (205) and oil pressure chamber (206) have been seted up to direction loop bar (202) bottom, the middle part is provided with damping valve (207) in oil pressure chamber (206).
2. A high frequency oscillating table moving coil apparatus according to claim 1, characterized in that: centre gripping fixed establishment (3) are including two-way screw rod (301), two-way screw rod (301) level sets up in vibration mesa (7) inner chamber, vibration mesa (7) outer end lateral wall is fixed with servo motor (302), two-way screw rod (301) are close to servo motor (302) one side and are fixed with rotation connecting rod (303), and rotate connecting rod (303) and rotate and run through vibration mesa (7) lateral wall and cup joint each other with servo motor (302) output, two-way screw rod (301) outer wall is located different screw thread direction and goes up the spiro union cover and is equipped with regulation swivel nut (304), and two sets of regulation swivel nut (304) tops are fixed with fastening splint (305).
3. A high frequency oscillating table moving coil apparatus according to claim 1, characterized in that: the top of the vibration table top (7) is provided with a fixed chute (4) for the horizontal movement of the two groups of fastening clamping plates (305).
4. A high frequency oscillating table moving coil apparatus according to claim 1, characterized in that: and a rubber oil diaphragm (5) is arranged between the inflation sleeve cavity (205) and the oil pressure cavity (206).
5. A high frequency oscillating table moving coil apparatus according to claim 1, characterized in that: the side wall of the guide sleeve rod (202) is provided with an oil filling port (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121867865.XU CN216695492U (en) | 2021-08-11 | 2021-08-11 | High-frequency vibration table moving coil device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121867865.XU CN216695492U (en) | 2021-08-11 | 2021-08-11 | High-frequency vibration table moving coil device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216695492U true CN216695492U (en) | 2022-06-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121867865.XU Active CN216695492U (en) | 2021-08-11 | 2021-08-11 | High-frequency vibration table moving coil device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216695492U (en) |
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2021
- 2021-08-11 CN CN202121867865.XU patent/CN216695492U/en active Active
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