CN202545430U - High-frequency electro-hydraulic vibration mechanism - Google Patents
High-frequency electro-hydraulic vibration mechanism Download PDFInfo
- Publication number
- CN202545430U CN202545430U CN2011205505771U CN201120550577U CN202545430U CN 202545430 U CN202545430 U CN 202545430U CN 2011205505771 U CN2011205505771 U CN 2011205505771U CN 201120550577 U CN201120550577 U CN 201120550577U CN 202545430 U CN202545430 U CN 202545430U
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- 230000005284 excitation Effects 0.000 claims description 16
- 230000010355 oscillation Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 230000002349 favourable effect Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 6
- 230000001276 controlling effect Effects 0.000 description 5
- 238000000641 cold extrusion Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000003534 oscillatory effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
A high-frequency electro-hydraulic vibration mechanism comprises a vibration module, a connection block and a high-frequency vibration exciting valve, wherein the high-frequency vibration exciting valve is connected with the connection block; the connection block is connected with the vibration module; an oil inlet/outlet of the high-frequency vibration exciting valve is communicated with an oil way of the connection block; the oil way of the connection block is communicated with an oil inlet/outlet of the vibration module; the vibration module comprises a module body and a vibration output end cover; the oil passing port of the vibration module is formed in the side wall of the module body; a main vibration cavity, a vibration-adjustable cavity and the oil passing port are communicated through an oil way inside the module body; and an intermediate oil hole of the main vibration cavity is rightly opposite to the center of the vibration output end cover. The utility model provides the high-frequency electro-hydraulic vibration mechanism with a favorable vibration effect.
Description
Technical field
The utility model relates to a kind of electric liquid vibrating mechanism.
Background technique
At present, vibration has become a kind of indispensable means and mode in each field of industrial and agricultural production.At medical field, vibration can be treated and diagnosis of various disorders; In the geology field, mineral resources can explored and survey to vibration; In the civil engineering field, vibration can be sunk pile pulling post and compacting and built the road; In the manufacturing field, vibration can secondary process with eliminate stress.Vibrating mechanism is a key element of realizing the engineering vibration applications, directly determines the vibration applications scope.
In recent years, in the engineering for vibrating mechanism require increasingly high.Though tradition electrolyte type vibrating mechanism can satisfy in the application the requirement of vibration force, its vibration frequency receives its structural constraint to be difficult to increase substantially, and can't realize vibrating in the engineering requirement.
Summary of the invention
In order to overcome the relatively poor deficiency of vibrating effect of existing existing electric liquid vibrating mechanism, the utility model provides a kind of high-frequency electrohydraulic shake unit with good vibrating effect.
The utility model solves the technological scheme that its technical problem adopted:
A kind of high-frequency electrohydraulic shake unit; Involving vibrations module, contiguous block and high-frequency excitation valve, said high-frequency excitation valve is connected with said contiguous block, and said contiguous block is connected with said vibration module; The oil inlet and outlet of said high-frequency excitation valve is communicated with the oil circuit of said contiguous block; The oil circuit of said contiguous block is communicated with the oil inlet and outlet of said vibration module, and said vibration module comprises module body and vibration output end cap, and said module body sidewall has the oil inlet and outlet of said vibration module; Said principal oscillation chamber, the adjustable chamber of vibration and oil inlet and outlet are communicated with through the module body internal oil passages, and the middle oilhole in principal oscillation chamber is over against said vibration output end cap center.
Further, said vibration module is involving vibrations cavity volume controlling mechanism also, and said vibration cavity volume controlling mechanism comprises piston, piston rod, leading screw and connecting plate; Said piston is positioned at the adjustable chamber of vibration; Said piston is fixedly connected with an end of piston rod, and the other end of piston rod is fixedly connected with connecting plate one end, and the connecting plate the other end is connected through snap ring with an end of leading screw; Leading screw is provided with external thread section; Said external thread section is installed in the tapped hole of leading screw bearing on the vibration module, and tightening nut is installed on the said external thread section, said leading screw one end install adjustment bar.
The beneficial effect of the utility model mainly shows: have good vibrating effect.
Description of drawings
Fig. 1 is the structural drawing of high-frequency electrohydraulic shake unit.
Fig. 2 is the structural drawing of vibration module.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
See figures.1.and.2; A kind of high-frequency electrohydraulic shake unit; Involving vibrations module 3, contiguous block 6 and high-frequency excitation valve 7, said high-frequency excitation valve 7 is connected with said contiguous block 6, and said contiguous block 6 is connected with said vibration module 3; The oil inlet and outlet of said high-frequency excitation valve 7 is communicated with the oil circuit of said contiguous block 6; The oil circuit of said contiguous block 6 is communicated with the oil inlet and outlet of said vibration module 3, and said vibration module 3 comprises module body and vibration output end cap 4, and said module body sidewall has the oil inlet and outlet of said vibration module; Said principal oscillation chamber, the adjustable chamber of vibration and oil inlet and outlet are communicated with through the module body internal oil passages, and the middle oilhole in principal oscillation chamber is over against said vibration output end cap 4 centers.
Said vibration module is involving vibrations cavity volume controlling mechanism also; Said vibration cavity volume controlling mechanism comprises piston, piston rod 9, leading screw 8 and connecting plate 13, and said piston is positioned at the adjustable chamber of vibration, and said piston is fixedly connected with an end of piston rod 9; The other end of piston rod 9 is fixedly connected with connecting plate 13 1 ends; Connecting plate 13 the other ends are connected through snap ring with an end of leading screw 8, and leading screw 8 is provided with external thread section, and said external thread section is installed in the tapped hole of leading screw bearing on the vibration module; Tightening nut 2 is installed on the said external thread section, said leading screw 8 one end install adjustment bars 1.
High-frequency excitation valve 7 is connected with driving mechanism 10, and said driving mechanism 10 is connected with actuating motor 11; Said piston rod 9 is installed piston cover plate 12 with the joint of module body.
Present embodiment adopts the modular mode assembling, and a vibration module, a contiguous block and a high-frequency excitation valve just can constitute a vibrating mechanism the most basic.Simultaneously, vibrating mechanism can be taken two or more vibration modules according to the variation of load request, is interconnected through contiguous block, and is communicated with the high-frequency excitation valve.
In the present embodiment, fluid at first gets into the high-frequency excitation valve, flows through forming high-frequency ac oil behind the high-frequency excitation valve, and then gets into vibration module through contiguous block.In vibration module, high-frequency ac fluid flows to vibration cavity simultaneously and regulates the chamber, makes vibration output end cap 4 produce vibration.During work, after external loading changes, can enough excitation forces be provided through changing outer oil sources charge oil pressure.The frequency of okperation of vibrating mechanism is by the output frequency decision of high-frequency excitation valve.The resonant frequency of vibrating mechanism can be regulated within the specific limits, and during adjusting, the leading screw of whirling vibration cavity volume controlling mechanism moves vibration inner carrier position, adjustable chamber, can change the size of vibration cavity volume.
Case study on implementation:
1. electric thus liquid dither mechanism, worktable, stand and oil sources constitute a kind of electric liquid vibrating table, realize different thrust through the vibration module that varying number is installed.
2. this electric liquid dither mechanism is installed on the cold extrusion press, has formed a kind of oscillatory type cold extrusion press, as shown in the figure, vibrating mechanism is installed between die and the frame.During design, electric liquid dither mechanism adopts two vibration modules, and single vibration module principal oscillation chamber work area is greater than cold extrusion press operating cylinder rodless cavity piston area.
Claims (2)
1. high-frequency electrohydraulic shake unit; It is characterized in that: involving vibrations module, contiguous block and high-frequency excitation valve, said high-frequency excitation valve is connected with said contiguous block, and said contiguous block is connected with said vibration module; The oil inlet and outlet of said high-frequency excitation valve is communicated with the oil circuit of said contiguous block; The oil circuit of said contiguous block is communicated with the oil inlet and outlet of said vibration module, and said vibration module comprises module body and vibration output end cap, and said module body sidewall has the oil inlet and outlet of said vibration module; Said principal oscillation chamber, the adjustable chamber of vibration and oil inlet and outlet are communicated with through the module body internal oil passages, and the middle oilhole in principal oscillation chamber is over against said vibration output end cap center.
2. high-frequency electrohydraulic shake unit as claimed in claim 1 is characterized in that: said vibration module is involving vibrations cavity volume controlling mechanism also, and said vibration cavity volume controlling mechanism comprises piston, piston rod, leading screw and connecting plate; Said piston is positioned at the adjustable chamber of vibration; Said piston is fixedly connected with an end of piston rod, and the other end of piston rod is fixedly connected with connecting plate one end, and the connecting plate the other end is connected through snap ring with an end of leading screw; Leading screw is provided with external thread section; Said external thread section is installed in the tapped hole of leading screw bearing on the vibration module, and tightening nut is installed on the said external thread section, said leading screw one end install adjustment bar.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2011205505771U CN202545430U (en) | 2011-12-26 | 2011-12-26 | High-frequency electro-hydraulic vibration mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2011205505771U CN202545430U (en) | 2011-12-26 | 2011-12-26 | High-frequency electro-hydraulic vibration mechanism |
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CN202545430U true CN202545430U (en) | 2012-11-21 |
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CN2011205505771U Expired - Fee Related CN202545430U (en) | 2011-12-26 | 2011-12-26 | High-frequency electro-hydraulic vibration mechanism |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102562722A (en) * | 2011-12-26 | 2012-07-11 | 浙江工业大学 | High-frequency electro-hydraulic vibration mechanism |
-
2011
- 2011-12-26 CN CN2011205505771U patent/CN202545430U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102562722A (en) * | 2011-12-26 | 2012-07-11 | 浙江工业大学 | High-frequency electro-hydraulic vibration mechanism |
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Legal Events
Date | Code | Title | Description |
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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: 20121121 Termination date: 20151226 |
|
EXPY | Termination of patent right or utility model |