CN102878147A - Acceleration oil cylinder device - Google Patents
Acceleration oil cylinder device Download PDFInfo
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- CN102878147A CN102878147A CN2012104211642A CN201210421164A CN102878147A CN 102878147 A CN102878147 A CN 102878147A CN 2012104211642 A CN2012104211642 A CN 2012104211642A CN 201210421164 A CN201210421164 A CN 201210421164A CN 102878147 A CN102878147 A CN 102878147A
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Abstract
The invention relates to an acceleration oil cylinder device, which belongs to the technical field of hydrocylinders, and aims to solve the problem of low translational speed in a non-load idle stroke of a piston of a heavy-load oil cylinder piston. The device comprises an acceleration cylinder and a main oil cylinder. The acceleration oil cylinder device is characterized in that the acceleration cylinder is fixedly connected to the bottom of the main oil cylinder, and a NO.1 oil inlet of the acceleration cylinder is arranged on the bottom end surface of a cylinder barrel of the acceleration cylinder and is communicated with a rod cavity; the part, approaching to the bottom of the main oil cylinder, of the cylinder barrel of the acceleration cylinder is provided with a NO.2 oil inlet of the acceleration cylinder; one end of a piston rod of the acceleration cylinder is fixedly connected with a piston of the acceleration cylinder, and the other end of the piston rod of the acceleration cylinder passes through the bottom of the main oil cylinder to be fixedly connected with the piston of the main oil cylinder; a ring wall oil cavity of the main oil cylinder is formed between the piston and a cylinder barrel of the main oil cylinder; a NO.2 oil inlet of the main oil cylinder is communicated with the ring wall oil cavity of the main oil cylinder, and a NO.1 oil inlet of the main oil cylinder is communicated with a rodless cavity; and the bottom of the main oil cylinder is provided with a liquid-filling valve which is communicated with the rodless cavity. The acceleration oil cylinder device provided by the invention has the characteristics of being simple in structure and convenient to install, and realizing the rapid movement of the main oil cylinder.
Description
Technical field
The invention belongs to technical field of hydraulic oil cylinder, be specifically related to a kind of speedup cylinder apparatus.
Background technique
The matching used heavy load oil cylinder requirement of present domestic machinery needs cylinder diameter is large, pressure is high, in order to obtain enough mechanical pressures, people design the effective work area of the hyperbaric chamber in the piston cylinder larger usually, the travelling speed of piston has been subject to impact like this, does not satisfy the requirement of piston rapid movement in the non-loaded idle stroke.
Summary of the invention
The objective of the invention is to overcome deficiency of the prior art, provide a kind of and can possess simultaneously higher piston thrust and the speedup cylinder apparatus of piston traveling speed faster.
The present invention solves the problems of the technologies described above the technological scheme of taking to be:
A kind of speedup cylinder apparatus, be characterized in: comprise master cylinder and speed-up cylinder, described master cylinder comprises No. two filler openings of master cylinder, master cylinder cylinder bottom, liquid-filling valve and the rodless cavity that main oil cylinder piston, master cylinder cylinder barrel, the filler opening of master cylinder that arranges near the cylinder bottom place, place, close cylinder top arrange on the master cylinder cylinder barrel; Described main oil cylinder piston is provided with ledge structure, and consist of master cylinder ring wall oil pocket between the master cylinder cylinder barrel, No. two filler openings of described master cylinder are communicated with master cylinder ring wall oil pocket, and filler opening of described master cylinder is communicated with rodless cavity between master cylinder cylinder bottom and main oil cylinder piston; The liquid-filling valve that described master cylinder cylinder bottom arranges is communicated with rodless cavity;
Described speed-up cylinder comprises speed-up cylinder cylinder barrel, speed-up cylinder piston, speed-up cylinder piston rod, speedup chamber, filler opening of speed-up cylinder, rod chamber; Described speed-up cylinder cylinder barrel is fixed on the master cylinder cylinder bottom, and filler opening of described speed-up cylinder is arranged on speed-up cylinder cylinder barrel bottom end face and is connected with rod chamber between speed-up cylinder cylinder bottom and speed-up cylinder piston; Also be provided with No. two filler openings of speed-up cylinder near master cylinder cylinder bottom place on described speed-up cylinder cylinder barrel, No. two filler openings of described speed-up cylinder are connected with speedup chamber between speed-up cylinder piston rod and speed-up cylinder cylinder barrel; Described speed-up cylinder piston rod one end and speed-up cylinder piston are affixed, the other end pass the master cylinder cylinder bottom and main oil cylinder piston affixed.
The invention has the beneficial effects as follows simple in structurely, easy for installation, make oil cylinder possess simultaneously larger piston thrust and travelling speed faster in the situation that do not increase the oil hydraulic pump flow.
Description of drawings
Fig. 1 is structural representation of the present invention.
Among the figure: filler opening of 1-speed-up cylinder; 2-rod chamber; 3-speed-up cylinder piston; 4-speedup chamber; 5-speed-up cylinder cylinder barrel; 6-speed-up cylinder piston rod; No. two filler openings of 7-speed-up cylinder; 8-liquid-filling valve; 9-master cylinder cylinder bottom; 10-rodless cavity; 11-main oil cylinder piston; 12-master cylinder cylinder barrel; 13-master cylinder ring wall oil pocket; No. two filler openings of 14-master cylinder; Filler opening of 15-master cylinder.
Embodiment
As shown in Figure 1, a kind of speedup cylinder apparatus, be characterized in: comprise master cylinder and speed-up cylinder, described master cylinder comprises No. two filler openings 14 of master cylinder, master cylinder cylinder bottom 9, liquid-filling valve 8 and the rodless cavity (10) that main oil cylinder piston 11, master cylinder cylinder barrel 12, the filler opening 15 of master cylinder that arranges near the cylinder bottom place, place, close cylinder top arrange on master cylinder cylinder barrel 12; Described main oil cylinder piston 11 is provided with ledge structure, and consist of master cylinder ring wall oil pocket 13 between the master cylinder cylinder barrel 12, No. two filler openings 14 of described master cylinder are communicated with master cylinder ring wall oil pocket 13, and filler opening 15 of described master cylinder is communicated with rodless cavity 10 between master cylinder cylinder bottom 9 and main oil cylinder piston 11; The liquid-filling valve 8 that described master cylinder cylinder bottom 9 arranges is communicated with rodless cavity 10;
Described speed-up cylinder comprises speed-up cylinder cylinder barrel 5, speed-up cylinder piston 3, speed-up cylinder piston rod 6, speedup chamber 4, filler opening 1 of speed-up cylinder, rod chamber 2; Described speed-up cylinder cylinder barrel 5 is fixed on the master cylinder cylinder bottom 9, and filler opening 1 of described speed-up cylinder is arranged on speed-up cylinder cylinder barrel 5 bottom end faces and is connected with rod chamber 2 between speed-up cylinder cylinder bottom and speed-up cylinder piston 3; Also be provided with No. two filler openings 7 of speed-up cylinder near master cylinder cylinder bottom 9 places on described speed-up cylinder cylinder barrel 5, No. two filler openings 7 of described speed-up cylinder are connected with speedup chamber 4 between speed-up cylinder piston rod 6 and speed-up cylinder cylinder barrel 5; Described speed-up cylinder piston rod 6 one ends and speed-up cylinder piston 3 are affixed, and it is affixed with main oil cylinder piston 11 that the other end passes master cylinder cylinder bottom 9.
Using method and working principle
When the present invention uses, the oil pump of hydraulic system is next oily to enter speed-up cylinder rod chamber 2 by filler opening 1 of speed-up cylinder, because the area of speed-up cylinder is little, fluid can promote rapidly speed-up cylinder piston 3 and speed-up cylinder piston rod 6 moves, thereby drive main oil cylinder piston 11 fast moving, this moment, the rodless cavity 10 of master cylinder formed vacuum, and carried out repairing by liquid-filling valve 8 from fuel tank, when main oil cylinder piston 11 moves to when touching workpiece, liquid-filling valve 8 cuts out.The oil pump of hydraulic system comes the oily rodless cavity 10 that enters master cylinder from filler opening 15 of master cylinder, and pressurization generation pressure, reaches the high-pressure work state.After the high-pressure work state is finished, liquid-filling valve 8 is opened, No. two filler openings 7 of speed-up cylinder and No. two filler openings 14 of master cylinder are opened oil-feed simultaneously simultaneously, speedup chamber 4 and master cylinder ring wall oil pocket 13 produce pressure, thereby make speed-up cylinder piston rod 6 pulling main oil cylinder pistons 11 get back to rapidly the bottom, fluid in the rodless cavity 10 is discharged from liquid-filling valve 8 rapidly simultaneously, thereby has reduced the auxiliary motion time of main oil cylinder piston 11.
Claims (1)
1. speedup cylinder apparatus, it is characterized in that: comprise master cylinder and speed-up cylinder, described master cylinder comprises No. two filler openings of master cylinder (14), master cylinder cylinder bottom (9), liquid-filling valve (8) and the rodless cavity (10) of main oil cylinder piston (11), master cylinder cylinder barrel (12), a filler opening of master cylinder (15) that arranges at the upward close cylinder bottom place of master cylinder cylinder barrel (12), the place's setting of close cylinder top; Described main oil cylinder piston (11) is provided with ledge structure, and consist of master cylinder ring wall oil pocket (13) between the master cylinder cylinder barrel (12), No. two filler openings of described master cylinder (14) are communicated with master cylinder ring wall oil pocket (13), and a filler opening of described master cylinder (15) is communicated with the rodless cavity (10) that is positioned between master cylinder cylinder bottom (9) and the main oil cylinder piston (11); The liquid-filling valve (8) that described master cylinder cylinder bottom (9) arranges is communicated with rodless cavity (10);
Described speed-up cylinder comprises speed-up cylinder cylinder barrel (5), speed-up cylinder piston (3), speed-up cylinder piston rod (6), speedup chamber (4), a filler opening of speed-up cylinder (1), rod chamber (2); Described speed-up cylinder cylinder barrel (5) is fixed on the master cylinder cylinder bottom (9), and a filler opening of described speed-up cylinder (1) is arranged on speed-up cylinder cylinder barrel (5) bottom end face and is connected with the rod chamber (2) that is positioned between speed-up cylinder cylinder bottom and the speed-up cylinder piston (3); Locate also to be provided with No. two filler openings of speed-up cylinder (7) at the upper close master cylinder cylinder bottom (9) of described speed-up cylinder cylinder barrel (5), No. two filler openings of described speed-up cylinder (7) are connected with the speedup chamber (4) that is positioned between speed-up cylinder piston rod (6) and the speed-up cylinder cylinder barrel (5); Described speed-up cylinder piston rod (6) one ends and speed-up cylinder piston (3) are affixed, and it is affixed with main oil cylinder piston (11) that the other end passes master cylinder cylinder bottom (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104211642A CN102878147A (en) | 2012-10-29 | 2012-10-29 | Acceleration oil cylinder device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104211642A CN102878147A (en) | 2012-10-29 | 2012-10-29 | Acceleration oil cylinder device |
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| Publication Number | Publication Date |
|---|---|
| CN102878147A true CN102878147A (en) | 2013-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104211642A Pending CN102878147A (en) | 2012-10-29 | 2012-10-29 | Acceleration oil cylinder device |
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| CN (1) | CN102878147A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103233941A (en) * | 2013-05-07 | 2013-08-07 | 福建海源自动化机械股份有限公司 | Multistage pressure cylinder and pressurization usage method and depressurization usage method thereof |
| CN103963344A (en) * | 2014-05-16 | 2014-08-06 | 西安麦特沃金液控技术有限公司 | Method and device for enhancing discharge capacity of oil inlet channel of oil cylinder |
| CN107939779A (en) * | 2017-11-24 | 2018-04-20 | 冯广建 | A kind of damp type hydraulic cylinder action signal supercharging device |
| CN108397440A (en) * | 2018-04-11 | 2018-08-14 | 江阴市军炫智能装备有限公司 | A kind of fast unit for medium-and-large-sized hydraulic pressure metal bits cuber |
| CN112879379A (en) * | 2021-02-01 | 2021-06-01 | 中国航发沈阳发动机研究所 | Efficient three-cavity hydraulic cylinder and actuating method thereof |
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| CN202468528U (en) * | 2012-03-01 | 2012-10-03 | 阜新伟光液压气动有限公司 | Multifunctional composite cylinder |
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| CN1548779A (en) * | 2003-05-20 | 2004-11-24 | 乐金电子(天津)电器有限公司 | Air cylinder structure of gate valve for continuous surface treatment apparatus use |
| DE102004007960A1 (en) * | 2004-02-18 | 2005-09-08 | Zf Friedrichshafen Ag | Piston cylinder device, used as shock absorber, contains spring or piston damping ring support made from elastomer material |
| CN200940615Y (en) * | 2006-07-07 | 2007-08-29 | 合肥锻压机床有限公司 | Multifunction combined oil cylinder |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103233941A (en) * | 2013-05-07 | 2013-08-07 | 福建海源自动化机械股份有限公司 | Multistage pressure cylinder and pressurization usage method and depressurization usage method thereof |
| CN103233941B (en) * | 2013-05-07 | 2016-08-17 | 福建海源自动化机械股份有限公司 | Multi-stage booster cylinder and pressurize using method and release using method |
| CN103963344A (en) * | 2014-05-16 | 2014-08-06 | 西安麦特沃金液控技术有限公司 | Method and device for enhancing discharge capacity of oil inlet channel of oil cylinder |
| CN103963344B (en) * | 2014-05-16 | 2016-05-18 | 西安麦特沃金液控技术有限公司 | A kind of method and device that strengthens oil cylinder oil inlet passage conveyance capacity |
| CN107939779A (en) * | 2017-11-24 | 2018-04-20 | 冯广建 | A kind of damp type hydraulic cylinder action signal supercharging device |
| CN107939779B (en) * | 2017-11-24 | 2024-05-24 | 冯广建 | Damping type hydraulic cylinder action signal supercharging device |
| CN108397440A (en) * | 2018-04-11 | 2018-08-14 | 江阴市军炫智能装备有限公司 | A kind of fast unit for medium-and-large-sized hydraulic pressure metal bits cuber |
| CN112879379A (en) * | 2021-02-01 | 2021-06-01 | 中国航发沈阳发动机研究所 | Efficient three-cavity hydraulic cylinder and actuating method thereof |
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Application publication date: 20130116 |