CN105003473A - High-pressure hydraulic boosting device - Google Patents
High-pressure hydraulic boosting device Download PDFInfo
- Publication number
- CN105003473A CN105003473A CN201510511593.2A CN201510511593A CN105003473A CN 105003473 A CN105003473 A CN 105003473A CN 201510511593 A CN201510511593 A CN 201510511593A CN 105003473 A CN105003473 A CN 105003473A
- Authority
- CN
- China
- Prior art keywords
- cylinder body
- valve
- pressure
- supercharging
- boosting
- 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.)
- Granted
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B3/00—Intensifiers or fluid-pressure converters, e.g. pressure exchangers; Conveying pressure from one fluid system to another, without contact between the fluids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/78—Control of multiple output members
Abstract
A high-pressure hydraulic boosting device comprises a reversing valve and an actuating cylinder body, which are connected with each other. The high-pressure hydraulic boosting device is characterized by further comprising a boosting cylinder body, a pressure maintaining cylinder body and a control oil circuit; the control oil circuit is used for controlling the action of the boosting cylinder body and the action of an actuating mechanism; the control oil circuit comprises a cartridge valve, a first direction valve and a second direction valve; the pressure maintaining cylinder body is connected with the boosting cylinder body through the first direction valve; the actuating cylinder body is connected with the reversing valve through the cartridge valve or the second direction valve. The three parts of the pressure maintaining cylinder body, the boosting cylinder body and the control oil circuit are arranged, the pressure maintaining cylinder body is used for maintaining boosted pressure for a long time; the boosting cylinder body is used for generating boosted pressure; the control oil circuit is used for adjusting the boosted pressure and the boosting action sequence. The boosting device with the structure has the advantages that oil is supplied to the actuating mechanism at first, and time triggering or pressure triggering can be adopted when the boosting is needed, so that the boosting cylinder body acts to achieve the boosting effect; oil is supplied to the actuating mechanism at first, so that the space of the boosting device can be reduced greatly.
Description
Technical field
The present invention relates to a kind of high-pressure and hydraulic supercharging device, particularly a kind of supercharging device for hydraulic machinery.
Background technique
Chinese patent literature CN204054552U discloses a kind of two plate hydraulic injection molding machine normal pressures, supercharging, high-voltage lock mould loop on December 31st, 2014, and specifically discloses.Comprise locked mode oil hydraulic cylinder, pressurizing hydraulic cylinder, two position three way directional control valve, locked mode oil circuit bi-bit bi-pass selector valve and locked mode oil circuit one-way valve, four in parallel of locked mode oil hydraulic cylinder, the oil inlet P of two position three way directional control valve connects with the pressure oil pipe being connected high pressure oil pumping plant, and the upside hydraulic fluid port A of two position three way directional control valve is communicated with the rodless cavity of four locked mode oil hydraulic cylinders by corresponding oil pipe simultaneously; The hydraulic fluid port adapter of the small oil tank end of pressurizing hydraulic cylinder is communicated with the rod chamber of four locked mode oil hydraulic cylinders with locked mode oil circuit one-way valve by locked mode oil circuit bi-bit bi-pass selector valve successively simultaneously, it is characterized in that: described pressure oil pipe is connected with the on the pressure side hydraulic fluid port P of three position four-way directional control valve by first branch's pressure oil pipe, and on the upside of the right-hand member of three position four-way directional control valve, hydraulic fluid port A is connected with the hydraulic fluid port of the large tank rodless cavity of pressurizing hydraulic cylinder; On the upside of the left end of three position four-way directional control valve, hydraulic fluid port B is communicated with the rod chamber of the small oil tank of pressurizing hydraulic cylinder by being communicated with oil pipe, simultaneously, on the upside of the left end of three position four-way directional control valve, hydraulic fluid port B is also communicated with the rodless cavity of the small oil tank of pressurizing hydraulic cylinder by second point of branch oil pipe, and the second point of branch oil pipe be connected between three position four-way directional control valve with pressurizing hydraulic cylinder is provided with normal pressure one-way valve; The pipeline of locked mode oil circuit one-way valve to a four locked mode oil hydraulic cylinder rod chamber is communicated with the unidirectional valve pocket P1 hydraulic fluid port of die sinking oil circuit bi-bit bi-pass selector valve by the 3rd point of branch oil pipe, the return line of the unidirectional valve pocket of die sinking oil circuit bi-bit bi-pass selector valve is provided with speed regulation throttle valve.It is said, this structure not only has the advantage that moving element inertia is little, fast response time, driving force are large, has normal pressure locked mode and high-voltage lock mould two functions simultaneously, but the complex structure of this structural design, pressurized energy is weak, and the retention time is short, therefore, be necessary to make further improvements.
Summary of the invention
Object of the present invention aims to provide a kind of simple and reasonable, volume is little, quality is light, boost pressure is high, the retention time is long high-pressure and hydraulic supercharging device, to overcome deficiency of the prior art.
By a kind of high-pressure and hydraulic supercharging device that this object designs, comprise the selector valve and execution cylinder body that are connected to each other; It is characterized in that: also comprise supercharging cylinder body and pressurize cylinder body, and for controlling the oil circuit control of supercharging cylinder body and actuator's action; Described oil circuit control comprises cartridge valve, first direction valve and second direction valve.
Described pressurize cylinder body is connected with supercharging cylinder body by first direction valve; Described execution cylinder body connects selector valve by cartridge valve or second direction valve.
Divided by piston seal in described pressurize cylinder body and be separated with nitrogen chamber and fluid chamber; Rodless cavity and booster cavity is divided in described supercharging cylinder body; Ante-chamber and back cavity is divided in described execution cylinder body.
The fluid chamber of described pressurize cylinder body connects the rodless cavity of supercharging cylinder body by first direction valve; The booster cavity of described supercharging cylinder body directly connects the back cavity performing cylinder body; The back cavity of described execution cylinder body connects selector valve by cartridge valve or second direction valve; The ante-chamber of described execution cylinder body directly connects selector valve.
The fluid chamber of described pressurize cylinder body is connected with system with reduction valve by one-way valve, and nitrogen chamber connects the first pressure meter switch and the first pressure gauge.
The booster cavity of described supercharging cylinder body connects the second pressure meter switch and the second pressure gauge.
The present invention arranges pressurize cylinder body, supercharging cylinder body and oil circuit control three part: pressurize cylinder body is used for the pressure keeping supercharging for a long time, and supercharging cylinder body is used for producing boost pressure, and oil circuit control is for adjusting the sequence of movement of boost pressure and supercharging.This structure first gives actuator's fuel feeding, by the time needs can adopt time triggered or pressure activated during supercharging, makes the effect of supercharging cylinder body, reach the effect of supercharging.By first giving actuator's fuel feeding, the space of supercharging device greatly can be reduced.It has simple and reasonable, that volume is little, quality is light, boost pressure is high, the retention time is long feature.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of one embodiment of the invention.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
See Fig. 1, this high-pressure and hydraulic supercharging device, comprises switch valve 1, reduction valve 2, one-way valve 3, selector valve 4, cartridge valve 5, first direction valve 6, second direction valve 7, pressurize cylinder body 8, first pressure meter switch 9, first pressure gauge 10, supercharging cylinder body 11, second pressure meter switch 12, second pressure gauge 13 and performs oil cylinder 14; Wherein, cartridge valve 5, first direction valve 6 and second direction valve 7 are connected and form oil circuit control for controlling supercharging cylinder body and actuator's action.
Specifically, pressurize cylinder body 8 is connected with supercharging cylinder body 11 by first direction valve 6; Perform cylinder body 14 and connect selector valve 4 by cartridge valve 5 or second direction valve 7.
Furtherly, pressurize cylinder body 8 is separated with nitrogen chamber and fluid chamber interior being divided by piston seal; Rodless cavity and booster cavity is divided in supercharging cylinder body 11; Perform in cylinder body 14 and be divided into ante-chamber and back cavity.
Concrete annexation is as follows:
The fluid chamber of pressurize cylinder body 8 connects the rodless cavity of supercharging cylinder body 11 by first direction valve 6;
The booster cavity of supercharging cylinder body 11 directly connects the back cavity performing cylinder body 14;
The back cavity performing cylinder body 14 connects selector valve 4 by cartridge valve 5 or second direction valve 7;
The ante-chamber performing cylinder body 14 directly connects selector valve 4.
The fluid chamber of pressurize cylinder body 8 is connected with system P with reduction valve 2 by one-way valve 3, and nitrogen chamber connects the first pressure meter switch 9 and the first pressure gauge 10, to the pressure Real-Time Monitoring in nitrogen chamber.
The booster cavity of supercharging cylinder body 11 connects the second pressure meter switch 12 and the second pressure gauge 13, to the pressure Real-Time Monitoring in booster cavity.
Working principle:
1, perform oil cylinder 14 work to enter: the right electromagnet of selector valve 4 obtains electric, second direction valve 7 obtains electric cartridge valve 5 and opens, system oil enters and performs oil cylinder 14 back cavity, and promote to perform the advance of oil cylinder 14 piston rod, the oil performing oil cylinder 14 ante-chamber gets back to fuel tank by the right position of selector valve 4, and the piston rollback in the cylinder body of supercharging simultaneously 11 puts in place.
2, perform oil cylinder 14 supercharging: selector valve 4 is in meta, second direction valve 7 dead electricity, and cartridge valve 5 is closed, first direction valve 6 obtains electric, and the fluid in pressurize cylinder body 8 fluid chamber enters the rodless cavity of supercharging cylinder body 11, thus produces supercharging.
3, oil cylinder 14 rollback is performed: the left side electromagnet of selector valve 4 obtains electric, second direction valve 7 obtains electric, first direction valve 6 dead electricity, system oil enters and performs oil cylinder 14 ante-chamber, piston rod rollback, the oil part performing oil cylinder 14 back cavity promotes the piston rod rollback of supercharging cylinder body 11, and a part gets back to fuel tank through selector valve 4.
Above-mentioned is preferred version of the present invention, shows and describes basic principle of the present invention, major character and advantage of the present invention.Those skilled in the art should understand the present invention and not be restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (6)
1. a high-pressure and hydraulic supercharging device, comprises the selector valve (4) and execution cylinder body (14) that are connected to each other; It is characterized in that: also comprise supercharging cylinder body (11) and pressurize cylinder body (8), and for controlling the oil circuit control of supercharging cylinder body (11) and actuator's action; Described oil circuit control comprises cartridge valve (5), first direction valve (6) and second direction valve (7).
2. high-pressure and hydraulic supercharging device according to claim 1, is characterized in that: described pressurize cylinder body (8) is connected with supercharging cylinder body (11) by first direction valve (6); Described execution cylinder body (14) connects selector valve (4) by cartridge valve (5) or second direction valve (7).
3. high-pressure and hydraulic supercharging device according to claim 1 and 2, is characterized in that: divided by piston seal in described pressurize cylinder body (8) and be separated with nitrogen chamber and fluid chamber; Rodless cavity and booster cavity is divided in described supercharging cylinder body (11); Ante-chamber and back cavity is divided in described execution cylinder body (14).
4. high-pressure and hydraulic supercharging device according to claim 3, is characterized in that: the fluid chamber of described pressurize cylinder body (8) connects the rodless cavity of supercharging cylinder body (11) by first direction valve (6); The booster cavity of described supercharging cylinder body (11) directly connects the back cavity performing cylinder body (14); The back cavity of described execution cylinder body (14) connects selector valve (4) by cartridge valve (5) or second direction valve (7); The ante-chamber of described execution cylinder body (14) directly connects selector valve (4).
5. high-pressure and hydraulic supercharging device according to claim 3, it is characterized in that: the fluid chamber of described pressurize cylinder body (8) is connected with system with reduction valve (2) by one-way valve (3), and nitrogen chamber connects the first pressure meter switch (9) and the first pressure gauge (10).
6. high-pressure and hydraulic supercharging device according to claim 3, is characterized in that: the booster cavity of described supercharging cylinder body (11) connects the second pressure meter switch (12) and the second pressure gauge (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510511593.2A CN105003473B (en) | 2015-08-19 | 2015-08-19 | A kind of high-pressure and hydraulic pressurizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510511593.2A CN105003473B (en) | 2015-08-19 | 2015-08-19 | A kind of high-pressure and hydraulic pressurizer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105003473A true CN105003473A (en) | 2015-10-28 |
| CN105003473B CN105003473B (en) | 2017-03-08 |
Family
ID=54376280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510511593.2A Active CN105003473B (en) | 2015-08-19 | 2015-08-19 | A kind of high-pressure and hydraulic pressurizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105003473B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107246422A (en) * | 2017-05-24 | 2017-10-13 | 晋中浩普液压设备有限公司 | A kind of reciprocating-type supercharger reversing arrangement and its application |
| CN112555208A (en) * | 2020-12-10 | 2021-03-26 | 重庆大学 | Hydraulic device suitable for ultrahigh pressure precision force loading and step control method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5622217A (en) * | 1994-09-14 | 1997-04-22 | Toshiba Kikai Kabushiki Kaisha | Injection apparatus for a die casting machine |
| CN2861576Y (en) * | 2005-08-25 | 2007-01-24 | 烟台胜地汽车零部件制造有限公司 | Intelligent gas-liquid booster |
| CN201380582Y (en) * | 2009-04-11 | 2010-01-13 | 广东伊之密精密机械有限公司 | Oil-outlet servo control device of injection molding machine |
| CN101664797A (en) * | 2008-09-02 | 2010-03-10 | 广州震高机械有限公司 | Material injection device of die casting machine |
| CN103047222A (en) * | 2012-11-14 | 2013-04-17 | 江苏华商企业管理咨询服务有限公司 | Pressure boost and pressure maintaining system of hydraulic cylinder |
| CN202986163U (en) * | 2012-12-12 | 2013-06-12 | 佳木斯骥驰拖拉机制造有限公司 | Liquid and gas transformation pressurization device of numerical control turret-type punching machine |
| CN205001266U (en) * | 2015-08-19 | 2016-01-27 | 广东伊之密精密机械股份有限公司 | High pressure hydraulic pressure supercharging device |
-
2015
- 2015-08-19 CN CN201510511593.2A patent/CN105003473B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5622217A (en) * | 1994-09-14 | 1997-04-22 | Toshiba Kikai Kabushiki Kaisha | Injection apparatus for a die casting machine |
| CN2861576Y (en) * | 2005-08-25 | 2007-01-24 | 烟台胜地汽车零部件制造有限公司 | Intelligent gas-liquid booster |
| CN101664797A (en) * | 2008-09-02 | 2010-03-10 | 广州震高机械有限公司 | Material injection device of die casting machine |
| CN201380582Y (en) * | 2009-04-11 | 2010-01-13 | 广东伊之密精密机械有限公司 | Oil-outlet servo control device of injection molding machine |
| CN103047222A (en) * | 2012-11-14 | 2013-04-17 | 江苏华商企业管理咨询服务有限公司 | Pressure boost and pressure maintaining system of hydraulic cylinder |
| CN202986163U (en) * | 2012-12-12 | 2013-06-12 | 佳木斯骥驰拖拉机制造有限公司 | Liquid and gas transformation pressurization device of numerical control turret-type punching machine |
| CN205001266U (en) * | 2015-08-19 | 2016-01-27 | 广东伊之密精密机械股份有限公司 | High pressure hydraulic pressure supercharging device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107246422A (en) * | 2017-05-24 | 2017-10-13 | 晋中浩普液压设备有限公司 | A kind of reciprocating-type supercharger reversing arrangement and its application |
| CN112555208A (en) * | 2020-12-10 | 2021-03-26 | 重庆大学 | Hydraulic device suitable for ultrahigh pressure precision force loading and step control method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105003473B (en) | 2017-03-08 |
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| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: 528300 Guangdong province Foshan city Shunde high tech Zone (Ronggui) No. 22 Keyuan Road three Patentee after: Yizhimi Co.,Ltd. Address before: 528300 Guangdong province Foshan city Shunde high tech Zone (Ronggui) No. 22 Keyuan Road three Patentee before: GUANGDONG YIZUMI PRECISION MACHINERY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |