CN104214146A - Novel pressurized hydraulic device - Google Patents

Novel pressurized hydraulic device Download PDF

Info

Publication number
CN104214146A
CN104214146A CN201310210865.6A CN201310210865A CN104214146A CN 104214146 A CN104214146 A CN 104214146A CN 201310210865 A CN201310210865 A CN 201310210865A CN 104214146 A CN104214146 A CN 104214146A
Authority
CN
China
Prior art keywords
control valve
directional control
solenoid directional
fluid port
hydraulic fluid
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
Application number
CN201310210865.6A
Other languages
Chinese (zh)
Other versions
CN104214146B (en
Inventor
陈伟俊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bengbu Shangwei Intellectual Property Operations Co.,Ltd.
Original Assignee
Keda Clean Energy Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Keda Clean Energy Co Ltd filed Critical Keda Clean Energy Co Ltd
Priority to CN201310210865.6A priority Critical patent/CN104214146B/en
Publication of CN104214146A publication Critical patent/CN104214146A/en
Application granted granted Critical
Publication of CN104214146B publication Critical patent/CN104214146B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The invention discloses a novel pressurized hydraulic device which comprises a power oil cylinder and a hydraulic control assembly connected with the power oil cylinder. The novel pressurized hydraulic device is characterized in that the hydraulic control assembly is mainly composed of a pressurizing oil cylinder, a first electromagnetic reversing valve, a second electromagnetic reversing valve and a third electromagnetic reversing valve, a first oil port of the first electromagnetic reversing valve is connected with a rodless cavity of the power oil cylinder, a second oil port of the first electromagnetic reversing valve is connected with a rod cavity of the pressurizing oil cylinder, a first oil port of the second electromagnetic reversing valve is connected with the second oil port of the first electromagnetic reversing valve, a second oil port of the second electromagnetic reversing valve is connected with a system pressure oil path, a third oil port of the second electromagnetic reversing valve is connected with a rodless cavity of the pressurizing oil cylinder, a first oil port of the third electromagnetic reversing valve is connected with the system pressure oil path, and a second oil port of the third electromagnetic reversing valve is connected with a rod cavity of the power oil cylinder. The novel pressurized hydraulic device is compact in structure, linkage between the two oil cylinders can be achieved, and the hydraulic pressure of the power oil cylinder can be increased when needed.

Description

New type pressurized hydraulic pressure installation
Technical field
The invention belongs to technical field of hydraulic, be specifically related to a kind of hydraulic pressure installation being mainly used in realizing the supercharging of cooker forming press ejection cylinder.
Background technique
At present, in cooker forming press, ejection cylinder is placed on the base of press, after cooker has been suppressed, eject cooker.But some producer proposes to wish can by the pressure increase one times of ejection cylinder, using mould is counter fill after use as flanging oil cylinder.So the oil circuit that ejects of cooker forming press only provides system pressure when ejection cylinder is as liftout attachment, and eject oil path high-pressure when ejection cylinder uses as flanging oil cylinder and realize ejecting pressure and doubling.But there is no a kind of hydraulic pressure installation at present can meet above-mentioned requirements.
Summary of the invention
The object of the present invention is to provide the simple new type pressurized hydraulic pressure installation of a kind of structure, to solve the deficiencies in the prior art part.
For achieving the above object, the present invention adopts following technological scheme:
New type pressurized hydraulic pressure installation, the Hydraulic Conirol Unit comprising power cylinder and be connected with power cylinder, it is characterized in that, described Hydraulic Conirol Unit forms primarily of pressurizing cylinder, the first solenoid directional control valve, the second solenoid directional control valve and the 3rd solenoid directional control valve, first hydraulic fluid port of described first solenoid directional control valve is connected with the rodless cavity of described power cylinder, and its second hydraulic fluid port is connected with the rod chamber of described pressurizing cylinder; First hydraulic fluid port of described second solenoid directional control valve is connected with the second hydraulic fluid port of described first solenoid directional control valve, and its second hydraulic fluid port is connected with system pressure oil oil circuit, and its 3rd hydraulic fluid port is connected with the rodless cavity of described pressurizing cylinder; First hydraulic fluid port of described 3rd solenoid directional control valve is connected with described system pressure oil oil circuit, and its second hydraulic fluid port is connected with the rod chamber of described power cylinder.
As preferably, described first solenoid directional control valve is a two-position four-way solenoid directional control valve; Described second solenoid directional control valve is a three-position four-way electromagnetic directional valve; Described 3rd solenoid valve is a two-position four-way solenoid directional control valve.
As preferably, the 4th hydraulic fluid port of described second solenoid directional control valve is connected with oil return pond.
As preferably, the 3rd hydraulic fluid port of described first solenoid directional control valve is connected with oil return pond.
As preferably, the first hydraulic fluid port of described second solenoid directional control valve is connected in series an one-way valve with between the second hydraulic fluid port of described first solenoid directional control valve.
As preferably, between the 3rd hydraulic fluid port of described second solenoid directional control valve and the rodless cavity of described pressurizing cylinder, be connected in series one first one-way throttle valve.
As preferably, the 3rd hydraulic fluid port of described 3rd solenoid directional control valve is connected with oil return pond, and its connecting pipeline is connected in series one second one-way throttle valve.
As preferably, the rod chamber of described power cylinder is connected with oil return pond, its connecting pipeline is connected in series a safety valve.
The present invention, by adopting said structure, has following beneficial effect: (1) compact structure, can realize the interlock between two oil cylinders; Action between (2) two oil cylinders can not interfere with each other; (3) in two oil cylinder linkage processes, the present invention can realize the automatic repairing of oil cylinder, and each cylinder action switches steadily, eliminates hydraulic shock phenomenon; (4) electrical system adds corresponding interlocking, time delays, can realize flexible control.
Accompanying drawing explanation
Fig. 1 is structure principle chart of the present invention.
In figure:
1-power cylinder; 2-pressurizing cylinder; 3-the first solenoid directional control valve; 4-the second solenoid directional control valve; 5-the three solenoid directional control valve; 6-oil return pond; 7-one-way valve; 81-the first one-way throttle valve; 82-the second one-way throttle valve; 9-safety valve.
Now in conjunction with the accompanying drawings and embodiments the present invention is described in further detail.
Embodiment
As shown in Figure 1, new type pressurized hydraulic pressure installation of the present invention, forms primarily of power cylinder 1, pressurizing cylinder 2, first solenoid directional control valve 3, second solenoid directional control valve 4, the 3rd solenoid directional control valve 5, oil return pond 6, one-way valve 7, first one-way throttle valve 81, second one-way throttle valve 82 and safety valve 9.
Described power cylinder 1 is the ejection cylinder of cooker forming press, is placed on the base of press.The rod chamber of power cylinder is connected with oil return pond 6, and connecting pipeline is connected in series safety valve 9.
The first described solenoid directional control valve 3 is two-position four-way solenoid directional control valve, and its first hydraulic fluid port is connected with the rodless cavity of power cylinder 1, and its second hydraulic fluid port is connected with the rod chamber of pressurizing cylinder 2; Its 3rd hydraulic fluid port is connected with oil return pond 6.
The second described solenoid directional control valve 4 is three-position four-way electromagnetic directional valve, its first hydraulic fluid port is connected with the second hydraulic fluid port of the first solenoid directional control valve 3, its second hydraulic fluid port is connected with system pressure oil oil circuit, and its 3rd hydraulic fluid port is connected with the rodless cavity of pressurizing cylinder 2, and its 4th hydraulic fluid port is connected with oil return pond 6.
The 3rd described solenoid directional control valve 5 is two-position four-way solenoid directional control valve, its first hydraulic fluid port is connected with system pressure oil oil circuit, its second hydraulic fluid port is connected with the rod chamber of power cylinder 1, and its 3rd hydraulic fluid port is connected with oil return pond, and connecting pipeline is connected in series the second one-way throttle valve 82.
Described one-way valve 7 is serially connected on the pipeline between the first hydraulic fluid port of the second solenoid directional control valve and the second hydraulic fluid port of described first solenoid directional control valve.
The first described one-way throttle valve 81 is serially connected on the 3rd pipeline between hydraulic fluid port and the rodless cavity of pressurizing cylinder of the second solenoid directional control valve.
Working procedure of the present invention is as follows:
1, when ejection cylinder uses as liftout attachment:
The YV1 of the second solenoid directional control valve and the YV3 of the first solenoid directional control valve obtains electric, the YV4 dead electricity of the second solenoid directional control valve YV2 and the 3rd solenoid directional control valve, system pressure oil enters ejection cylinder rodless cavity with system pressure through the second solenoid directional control valve, one-way valve and the first solenoid directional control valve and drives ejection cylinder to eject cooker.The hydraulic oil of ejection cylinder rod chamber enters oil return pond through the 3rd solenoid directional control valve and the second one-way throttle valve; If when the hydraulic fluid pressure of rod chamber exceedes safety valve setting value, safety valve is opened, hydraulic oil enters oil return pond through safety valve.
The YV4 of the 3rd solenoid directional control valve obtains electric, YV1, YV2 of second solenoid directional control valve and the YV3 dead electricity of the first solenoid directional control valve, system pressure oil enters ejection cylinder rod chamber with system pressure through the 3rd solenoid directional control valve and drives ejection cylinder backhaul, and the hydraulic oil of ejection cylinder rodless cavity enters oil return pond through the first solenoid directional control valve.
2, ejection cylinder as flanging oil cylinder use need supercharging time:
The YV2 of the second solenoid directional control valve and the YV3 of the first solenoid directional control valve obtains electric, system pressure oil enters pressurizing cylinder rodless cavity with system pressure through the first one-way throttle valve, and the rodless cavity that the high pressure oil that pressurizing cylinder exports enters ejection cylinder through the first solenoid directional control valve realizes ejection cylinder supercharging.The hydraulic oil of ejection cylinder rod chamber enters oil return pond through the 3rd solenoid directional control valve and the second one-way throttle valve; If when the hydraulic fluid pressure of rod chamber exceedes safety valve setting value, safety valve is opened, hydraulic oil enters oil return pond through safety valve.
The YV4 of the 3rd solenoid directional control valve obtains electric, YV1 and YV2 of the second solenoid directional control valve and the YV3 dead electricity of the first solenoid directional control valve, and system pressure oil enters ejection cylinder rod chamber with system pressure and drives ejection cylinder backhaul; The hydraulic oil of ejection cylinder rodless cavity enters oil return pond through the first solenoid directional control valve.

Claims (8)

1. new type pressurized hydraulic pressure installation, the Hydraulic Conirol Unit comprising power cylinder and be connected with power cylinder, is characterized in that, described Hydraulic Conirol Unit forms primarily of pressurizing cylinder, the first solenoid directional control valve, the second solenoid directional control valve and the 3rd solenoid directional control valve,
First hydraulic fluid port of described first solenoid directional control valve is connected with the rodless cavity of described power cylinder, and its second hydraulic fluid port is connected with the rod chamber of described pressurizing cylinder;
First hydraulic fluid port of described second solenoid directional control valve is connected with the second hydraulic fluid port of described first solenoid directional control valve, and its second hydraulic fluid port is connected with system pressure oil oil circuit, and its 3rd hydraulic fluid port is connected with the rodless cavity of described pressurizing cylinder;
First hydraulic fluid port of described 3rd solenoid directional control valve is connected with described system pressure oil oil circuit, and its second hydraulic fluid port is connected with the rod chamber of described power cylinder.
2. new type pressurized hydraulic pressure installation according to claim 1, is characterized in that, described first solenoid directional control valve is a two-position four-way solenoid directional control valve; Described second solenoid directional control valve is a three-position four-way electromagnetic directional valve; Described 3rd solenoid valve is a two-position four-way solenoid directional control valve.
3. new type pressurized hydraulic pressure installation according to claim 2, is characterized in that, the 4th hydraulic fluid port of described second solenoid directional control valve is connected with oil return pond.
4. new type pressurized hydraulic pressure installation according to claim 2, is characterized in that, the 3rd hydraulic fluid port of described first solenoid directional control valve is connected with oil return pond.
5. new type pressurized hydraulic pressure installation according to claim 1 and 2, is characterized in that, the first hydraulic fluid port of described second solenoid directional control valve is connected in series an one-way valve with between the second hydraulic fluid port of described first solenoid directional control valve.
6. new type pressurized hydraulic pressure installation according to claim 1 and 2, is characterized in that, is connected in series one first one-way throttle valve between the 3rd hydraulic fluid port of described second solenoid directional control valve and the rodless cavity of described pressurizing cylinder.
7. new type pressurized hydraulic pressure installation according to claim 1 and 2, the 3rd hydraulic fluid port of described 3rd solenoid directional control valve is connected with oil return pond, and its connecting pipeline is connected in series one second one-way throttle valve.
8. new type pressurized hydraulic pressure installation according to claim 7, is characterized in that, the rod chamber of described power cylinder is connected with oil return pond, its connecting pipeline is connected in series a safety valve.
CN201310210865.6A 2013-05-30 2013-05-30 Pressurization hydraulic device Active CN104214146B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310210865.6A CN104214146B (en) 2013-05-30 2013-05-30 Pressurization hydraulic device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310210865.6A CN104214146B (en) 2013-05-30 2013-05-30 Pressurization hydraulic device

Publications (2)

Publication Number Publication Date
CN104214146A true CN104214146A (en) 2014-12-17
CN104214146B CN104214146B (en) 2017-08-04

Family

ID=52095956

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310210865.6A Active CN104214146B (en) 2013-05-30 2013-05-30 Pressurization hydraulic device

Country Status (1)

Country Link
CN (1) CN104214146B (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2159605A (en) * 1984-06-01 1985-12-04 Ming Chuan Shieh Regenerating reflux valve
CN201173223Y (en) * 2007-12-21 2008-12-31 洛阳锐腾机械技术有限公司 Hydraulic control mechanism of fastening device suitable for screw-on of ordinary buckle and special buckle
US20090165450A1 (en) * 2007-12-27 2009-07-02 Cherney Mark J Hydraulic system
CN201501119U (en) * 2009-09-10 2010-06-09 郑州人造金刚石及制品工程技术研究中心有限公司 A continuous pressurizing hydraulic control system of cubic press pressurizer
CN201650928U (en) * 2010-03-15 2010-11-24 北汽福田汽车股份有限公司 Hydraulic system
CN101941305A (en) * 2009-09-21 2011-01-12 邵阳维克液压股份有限公司 Hydraulic system of 4800T press machine
CN202123142U (en) * 2011-06-16 2012-01-25 中国科学院金属研究所 Extra high pressure system for realizing hydraulic forming of pipes in fluctuated loading
CN203348187U (en) * 2013-05-30 2013-12-18 广东科达机电股份有限公司 Novel supercharging hydraulic apparatus

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2159605A (en) * 1984-06-01 1985-12-04 Ming Chuan Shieh Regenerating reflux valve
CN201173223Y (en) * 2007-12-21 2008-12-31 洛阳锐腾机械技术有限公司 Hydraulic control mechanism of fastening device suitable for screw-on of ordinary buckle and special buckle
US20090165450A1 (en) * 2007-12-27 2009-07-02 Cherney Mark J Hydraulic system
CN201501119U (en) * 2009-09-10 2010-06-09 郑州人造金刚石及制品工程技术研究中心有限公司 A continuous pressurizing hydraulic control system of cubic press pressurizer
CN101941305A (en) * 2009-09-21 2011-01-12 邵阳维克液压股份有限公司 Hydraulic system of 4800T press machine
CN201650928U (en) * 2010-03-15 2010-11-24 北汽福田汽车股份有限公司 Hydraulic system
CN202123142U (en) * 2011-06-16 2012-01-25 中国科学院金属研究所 Extra high pressure system for realizing hydraulic forming of pipes in fluctuated loading
CN203348187U (en) * 2013-05-30 2013-12-18 广东科达机电股份有限公司 Novel supercharging hydraulic apparatus

Also Published As

Publication number Publication date
CN104214146B (en) 2017-08-04

Similar Documents

Publication Publication Date Title
CN103807239B (en) A kind of shear plate synchronous control hydraulic system based on Dual-output shaft motor
CN103899586B (en) A kind of super sized type guillotine shear synchronization hydraulic system based on flow divider-combiner
CN201588826U (en) Automatic pressurization system of steel pipe water pressure tester
CN104948538A (en) Plate bending machine servo hydraulic system and construction method thereof
CN104006015A (en) Pressure maintaining and speed stabilizing hydraulic system of hydraulic machine
CN204664017U (en) Synchronous compression pressurize continued compensation and relief circuit
CN202438593U (en) Hydraulic control system for controlling punch press punching process
CN203348187U (en) Novel supercharging hydraulic apparatus
CN201702967U (en) Apparatus for implementing high-return force, quick return of hydrostatic press
CN104214146A (en) Novel pressurized hydraulic device
CN203856789U (en) Pressure-maintaining speed-stabilizing hydraulic system of hydraulic machine
CN205298094U (en) Automatic continuous single -shot booster
CN201998452U (en) Hydraulic system of hot-press hydraulic press
CN203717500U (en) Plate shearing synchronous hydraulic control system based on double-output-shaft motor
CN204458574U (en) A kind of punch press plug-in unit controls the hydraulic control system of two oil cylinders
CN204419745U (en) Pressure filter hydraulic system
CN104196820B (en) Energy-saving cylinder
CN103847129A (en) Copper and aluminum scrap hydraulic briquetting press system
CN103016454B (en) Monitoring device for servo valve
CN202741655U (en) Rapid decompression and return stroke device of multi-station die forging hydraulic pressure machine
CN203604296U (en) Synchronous oil cylinder control oil circuit device with improved structure
CN204628137U (en) Novel vertical mill pressurized hydraulic system
CN104564869A (en) Structure-improved synchronous oil cylinder oil circuit control device
CN203809429U (en) Mechanical quick-break integrated electro-hydraulic actuator
CN203994837U (en) A kind of pneumatic press control system

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20191209

Address after: 314300 Qinshan Industrial Park, Qinshan Street, Haiyan County, Jiaxing City, Zhejiang Province

Patentee after: Haiyan Shengyu Hardware Co., Ltd.

Address before: 528313, No. 1, West Road, Guang Long Industrial Park, Chencun Town, Shunde District, Guangdong, Foshan

Patentee before: KEDA CLEAN ENERGY CO., LTD.

Effective date of registration: 20191209

Address after: 314300 Qinshan Industrial Park, Qinshan Street, Haiyan County, Jiaxing City, Zhejiang Province

Patentee after: Haiyan Shengyu Hardware Co., Ltd.

Address before: 528313, No. 1, West Road, Guang Long Industrial Park, Chencun Town, Shunde District, Guangdong, Foshan

Patentee before: KEDA CLEAN ENERGY CO., LTD.

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20201127

Address after: 233000 No.10, building 32, Zone 8, Guangcai market, bengshan District, Bengbu City, Anhui Province

Patentee after: Bengbu Shangwei Intellectual Property Operations Co.,Ltd.

Address before: 314300 Qinshan Industrial Park, Qinshan Street, Haiyan County, Jiaxing City, Zhejiang Province

Patentee before: Haiyan Shengyu Hardware Co.,Ltd.