CN206072007U - A kind of two-way quick topping up bidirectional booster hydraulic cylinder - Google Patents
A kind of two-way quick topping up bidirectional booster hydraulic cylinder Download PDFInfo
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- CN206072007U CN206072007U CN201621023535.1U CN201621023535U CN206072007U CN 206072007 U CN206072007 U CN 206072007U CN 201621023535 U CN201621023535 U CN 201621023535U CN 206072007 U CN206072007 U CN 206072007U
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- oil duct
- piston rod
- resorption
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- 230000002457 bidirectional effect Effects 0.000 title claims description 23
- 239000003921 oil Substances 0.000 claims abstract description 130
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 2
- 239000012530 fluid Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 239000011159 matrix material Substances 0.000 abstract description 2
- 238000000605 extraction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000002828 fuel tank Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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Abstract
This utility model provides a kind of two-way quick topping up pressurizing hydraulic cylinder, belongs to hydraulic machinery technical field.It is to realize quick return, but the little problem of reverberation matrix method using the first fluid chamber sectional area of reduction that it solves existing hydraulic cylinder.This two-way quick topping up pressurizing hydraulic cylinder includes cylinder body, big piston, big piston rod, valve piston, small piston rod and surge-tank, inner chamber of cylinder block is divided into epicoele one and cavity of resorption one by big piston, the inner chamber of big piston rod is divided into epicoele two and cavity of resorption two by valve piston, there is on small piston rod oil duct one and the oil duct two being connected with epicoele two and cavity of resorption two respectively, it is additionally provided with cylinder body for pouring the oil duct three and oil duct four of hydraulic oil and being connected with epicoele one and cavity of resorption one respectively, surge-tank passes through oil duct five respectively and oil duct six is connected with epicoele one and cavity of resorption one.The design of this two-way quick topping up pressurizing hydraulic cylinder by oil duct four, can backhaul it is any when, reach supercharging under any operating mode and realize quick return, strong applicability.
Description
Technical field
This utility model belongs to hydraulic machinery technical field, is related to a kind of two-way quick topping up bidirectional booster hydraulic cylinder.
Background technology
Two-way Hydraulic Cylinder is usually used in should having compared with high thrust, and having in the plant equipment of very fast work speed again makes
With he is mainly combined by two double acting hydraulic cylinders.
Great tonnage hydraulic machine adopts idle running fast downlink topping up mostly at present, then is pressurized compacting, often returns for consideration is quick
Journey, reaches the purpose of quick return using rod chamber section is reduced, but reverberation matrix method is little, it is impossible to meet larger time of some needs
The operating mode work of Cheng Li.
The content of the invention
The purpose of this utility model is there are the problems referred to above for existing technology, it is proposed that a kind of two-way quick topping up is double
To pressurizing hydraulic cylinder, technical problem to be solved in the utility model is：How can realize when any, under any operating mode
Supercharging backhaul, improves the suitability.
The purpose of this utility model can be realized by following technical proposal：A kind of two-way quick topping up bidirectional booster hydraulic pressure
Cylinder, including cylinder body, big piston, big piston rod, valve piston and small piston rod, the big piston rod are slidably connected in cylinder body and one
The cylinder body is stretched out at end, and the big piston is fixed on big piston rod and inner chamber of cylinder block is divided into epicoele one and cavity of resorption one, described
Small piston rod one end is slided and is located in big piston rod, and the other end is passed cylinder body and fixed with cylinder body, and the valve piston is fixed on
Be divided into epicoele two and cavity of resorption two on small piston rod and by the inner chamber of big piston rod, on the small piston rod have respectively with epicoele two
The oil duct one being connected with cavity of resorption two and oil duct two, it is characterised in that be additionally provided with the cylinder body for pouring the oil of hydraulic oil
Road three and oil duct four, the oil duct three and oil duct four are connected with epicoele one and cavity of resorption one respectively, and the two-way quick topping up is double
Also include surge-tank to pressurizing hydraulic cylinder, the surge-tank pass through respectively oil duct five and oil duct six and the epicoele one and under
Chamber one is connected.
The big piston rod of this two-way quick topping up bidirectional booster hydraulic cylinder is used as small oil tank, and operation principle is：Work as pressure
From oil duct two in the cavity of resorption two of big piston rod, big piston rod is quickly moved down power oil together with big piston, due to negative pressure
Effect, epicoele oil suction at the beginning, cavity of resorption oil extraction at the beginning, surge-tank Jing oil ducts five are toward oil-filled, big piston rod in epicoele one
For advanced state, after big piston rod touches workpiece, Jing oil ducts three and oil duct two are poured toward epicoele one and cavity of resorption two simultaneously
Hydraulic oil, is now the superposition of the thrust to valve piston and big piston to the thrust of big piston rod, realizes supercharging so that Radix Angelicae Dahuricae (Radix Heraclei Scabridi)
Stopper rod has sufficiently large thrust, ensure that the compacting of workpiece；When hydraulic oil enters the epicoele two of big piston rod from oil duct one
In, big piston rod is quickly moved up together with big piston, and now, cavity of resorption one is oil suction state, and epicoele one is oil extraction state, that is, fill
Toward oil-filled in cavity of resorption one, by oil duct five toward oil extraction in surge-tank, big piston rod is backhaul to epicoele one to liquid fuel tank Jing oil ducts six
State, when resistance is encountered in backhaul, oil pressure rises, and Jing oil ducts four and oil duct San Tong method pour high pressure toward cavity of resorption one and epicoele two
Oil carries out supercharging backhaul.
The design of this two-way quick topping up bidirectional booster hydraulic cylinder by oil duct four, can backhaul it is any when, arbitrarily
Supercharging is reached under operating mode and realizes backhaul, strong applicability.
In above-mentioned two-way quick topping up bidirectional booster hydraulic cylinder, it is additionally provided with the big piston rod and is connected with cavity of resorption two
Logical perforation, one end of the small piston rod are stretched out outside big piston rod through the perforation, the periphery wall of the small piston rod with
Seal between the inwall of perforation.Small piston rod is stretched out outside big piston rod, when backhaul can eject workpiece as push rod.
In above-mentioned two-way quick topping up bidirectional booster hydraulic cylinder, the two-way quick topping up bidirectional booster hydraulic cylinder is also
Including oil circuit controller, the oil circuit controller includes sequence valve one, sequence valve two, hydraulic control one-way valve one and hydraulic control one-way valve
Two, the sequence valve one, sequence valve two are separately positioned on oil duct three and oil duct four, the hydraulic control one-way valve one and fluid-control one-way
Valve two is separately positioned on oil duct five and oil duct six.In big piston rod progradation, after big piston rod touches workpiece,
In the presence of oil pressure, hydraulic control one-way valve one is automatically switched off, and sequence valve one is automatically opened up, and makes pressure oil same from oil duct two and oil duct three
When enter cavity of resorption two and epicoele one, now, be the superposition of the thrust to valve piston and big piston to the thrust of big piston rod, realize
Supercharging so that big piston rod has sufficiently large thrust, ensure that stable operation；In big piston rod return stroke, when little
When plunger rod contacts are subject to resistance to after workpiece, under oil pressure effect, hydraulic control one-way valve two is automatically switched off, and sequence valve two is beaten automatically
Open, pressure oil is made from oil duct one and oil duct four while entering cavity of resorption one and epicoele two, realize supercharging quick return, small piston rod top
Go out workpiece, when resistance reduces, automatically switch into high speed backhaul.
In above-mentioned two-way quick topping up bidirectional booster hydraulic cylinder, the oil duct three is located at the upper end of cylinder body, the oil
Road four is located at the lower end of cylinder body.Design is relatively reasonable, will not produce interference with miscellaneous part.
In above-mentioned two-way quick topping up bidirectional booster hydraulic cylinder, the oil duct five and oil duct six are respectively positioned on the one of cylinder body
Side, the oil duct five and oil duct six are arranged respectively close to the top and bottom of cylinder body, and the surge-tank is located at oil duct five and oil
Between road six.It is reasonable in design, interference will not be produced with miscellaneous part, and the circulating path of fluid is short.
In above-mentioned two-way quick topping up bidirectional booster hydraulic cylinder, the inwall of the perforation is provided with annular groove, institute
State, the sealing ring internal perisporium is sealed against with small piston rod, periphery wall and annular groove bottom
Wall is sealed against.The design of sealing ring so that seal between small piston rod and the inwall of perforation, the fluid in cavity of resorption two will not leak
Go out.
Compared with prior art, this two-way quick topping up bidirectional booster hydraulic cylinder has advantages below：1st, by oil duct four
Design, can backhaul it is any when, reach supercharging under any operating mode and realize quick return, strong applicability.
Description of the drawings
Fig. 1 is the structural representation of this two-way quick topping up bidirectional booster hydraulic cylinder.
Fig. 2 is the enlarged drawing in Fig. 1 at A.
In figure, 1, cylinder body；1a, epicoele one；1b, cavity of resorption one；1c, oil duct three；1d, oil duct four；1e, oil duct five；1f, oil duct
Six；2nd, big piston；3rd, big piston rod；3a, epicoele two；3b, cavity of resorption two；4th, valve piston；5th, small piston rod；5a, oil duct one；5b、
Oil duct two；6th, surge-tank；7th, sealing ring；.
Specific embodiment
The following is specific embodiment of the utility model and combine accompanying drawing, further is made to the technical solution of the utility model
Description, but this utility model is not limited to these embodiments.
As shown in Figure 1-2, this two-way quick topping up bidirectional booster hydraulic cylinder, including cylinder body 1, big piston 2, big piston rod 3,
Valve piston 4, small piston rod 5, surge-tank 6 and oil circuit controller.
As shown in figure 1, big piston rod 3 is slidably connected in cylinder body 1 and cylinder body 1 is stretched out in one end, big piston 2 is fixed on Radix Angelicae Dahuricae (Radix Heraclei Scabridi)
It is divided into one 1b of one 1a of epicoele and cavity of resorption on stopper rod 3 and by 1 inner chamber of cylinder body, is additionally provided with big piston rod 3 and is connected with two 3b of cavity of resorption
Perforation.5 one end of small piston rod is slidably connected in big piston rod 3 and stretches out outside big piston rod 3 through perforation, and the other end is passed
Cylinder body 1 and fix with cylinder body 1.The inwall of perforation is provided with annular groove, and sealing ring 7 is provided with annular groove.Such as Fig. 1 and 2 institutes
Show, valve piston 4 is fixed on small piston rod 5 and the inner chamber of big piston rod 3 is divided into two 3b of two 3a of epicoele and cavity of resorption, small piston rod
There is on 5 two 5b of one 5a of oil duct and oil duct being connected with two 3a of epicoele and two 3b of cavity of resorption respectively.
Oil circuit controller includes hydraulic control one-way valve one, hydraulic control one-way valve two, sequence valve one and sequence valve two, on cylinder body 1 also
It is provided with for pouring four 1d of three 1c of oil duct and oil duct of hydraulic oil, three 1c of oil duct is located at the upper end of cylinder body 1 and arranges, four 1d positions of oil duct
Arrange near lower end in cylinder body 1, three 1c of oil duct and four 1d of oil duct is connected with one 1a of epicoele and one 1b of cavity of resorption respectively, three 1c of oil duct
With sequence valve one and sequence valve two are respectively equipped with four 1d of oil duct.Surge-tank 6 respectively by five 1e of oil duct and six 1f of oil duct with
One 1a of epicoele is connected with one 1b of cavity of resorption, and five 1e of oil duct and six 1f of oil duct are respectively positioned on cylinder body 1 near the side of three 1c of oil duct, oil duct
Five 1e and six 1f of oil duct respectively close to cylinder body 1 top and bottom arrange, surge-tank 6 positioned at five 1e of oil duct and six 1f of oil duct it
Between, hydraulic control one-way valve one and hydraulic control one-way valve two are respectively equipped with six 1f of five 1e of oil duct and oil duct.
The big piston rod 3 of this two-way quick topping up bidirectional booster hydraulic cylinder is used as small oil tank, and operation principle is：Work as pressure
From two 5b of oil duct in two 3b of cavity of resorption of big piston rod 3, big piston rod 3 is quickly moved down power oil together with big piston 2, by
In the effect of negative pressure, one 1a of epicoele starts oil suction, and toward oil-filled in one 1a of epicoele, big piston rod 3 is 6 Jing oil ducts of surge-tank, five 1e
Advanced state, after big piston rod 3 touches workpiece, in the presence of oil pressure, hydraulic control one-way valve one is automatically switched off, sequence valve one
Automatically open up, hydraulic oil is made from two 5b of oil duct and three 1c of oil duct while entering one 1a of two 3b of cavity of resorption and epicoele, now to big piston
The thrust of bar 3 is the superposition of the thrust to valve piston 4 and big piston 2, realizes supercharging so that big piston rod 3 has sufficiently large
Thrust, ensure that stable operation；When hydraulic oil is entered in two 3a of epicoele of big piston rod 3 from one 5a of oil duct, big piston rod 3
Quickly move up together with big piston 2, now, one 1b of cavity of resorption is oil suction state, and one 1a of epicoele is oil extraction state, i.e. surge-tank
Toward oil-filled in one 1b of cavity of resorption, by five 1e of oil duct toward oil extraction in surge-tank 6, big piston rod 3 is one 1a of epicoele 6 Jing oil ducts, six 1f
Backhaul state, when being subject to resistance after small piston rod 5 touches workpiece, in the presence of oil pressure, hydraulic control one-way valve two is closed automatically
Close, sequence valve two is automatically opened up, pressure oil is made from one 5a of oil duct and four 1d of oil duct while entering two 3a of one 1b of cavity of resorption and epicoele, it is real
Quick return is pressurized now, the ejection workpiece of small piston rod 5, resistance automatically switch into high speed backhaul when reducing.
Specific embodiment described herein is only explanation for example to this utility model spirit.This utility model institute
Category those skilled in the art can make various modifications or supplement or using similar to described specific embodiment
Mode substitute, but without departing from it is of the present utility model spirit or surmount scope defined in appended claims.
Claims (6)
1. a kind of two-way quick topping up bidirectional booster hydraulic cylinder, including cylinder body (1), big piston (2), big piston rod (3), valve piston
(4) and small piston rod (5), the big piston rod (3) is slidably connected in cylinder body (1) and the cylinder body (1) is stretched out in one end, described
Big piston (2) is fixed on big piston rod (3) and cylinder body (1) inner chamber is divided into epicoele one (1a) and cavity of resorption one (1b), described little
Piston rod (5) one end is slided and is located in big piston rod (3), and the other end is passed cylinder body (1) and fixed with cylinder body (1), described little
Piston (4) is fixed on small piston rod (5) and the inner chamber of big piston rod (3) is divided into epicoele two (3a) and cavity of resorption two (3b), institute
State and there is on small piston rod (5) oil duct one (5a) and the oil duct two being connected with epicoele two (3a) and cavity of resorption two (3b) respectively
(5b), it is characterised in that be additionally provided with the cylinder body (1) for pouring the oil duct three (1c) and oil duct four (1d) of hydraulic oil, institute
State oil duct three (1c) and oil duct four (1d) is connected with epicoele one (1a) and cavity of resorption one (1b) respectively, the two-way quick topping up is double
Also include surge-tank (6) to pressurizing hydraulic cylinder, the surge-tank (6) respectively by oil duct five (1e) and oil duct six (1f) and
The epicoele one (1a) is connected with cavity of resorption one (1b).
2. two-way quick topping up bidirectional booster hydraulic cylinder according to claim 1, it is characterised in that the big piston rod
(3) perforation being connected with cavity of resorption two (3b) is additionally provided with, Radix Angelicae Dahuricae (Radix Heraclei Scabridi) is stretched out through the perforation in one end of the small piston rod (5)
Stopper rod (3) outward, is sealed between the periphery wall and the inwall of perforation of the small piston rod (5).
3. two-way quick topping up bidirectional booster hydraulic cylinder according to claim 2, it is characterised in that described two-way quickly to fill
Liquid bidirectional booster hydraulic cylinder also includes oil circuit controller, and the oil circuit controller includes sequence valve one, sequence valve two, fluid-control one-way
Valve one and hydraulic control one-way valve two, the sequence valve one, sequence valve two are separately positioned on oil duct three (1c) and oil duct four (1d), institute
State hydraulic control one-way valve one and hydraulic control one-way valve two is separately positioned on oil duct five (1e) and oil duct six (1f) upper end.
4. the two-way quick topping up bidirectional booster hydraulic cylinder according to claim 1 or 2 or 3, it is characterised in that the oil duct
Three (1c) are positioned at the upper end of cylinder body (1), lower end of the oil duct four (1d) positioned at cylinder body (1).
5. the two-way quick topping up bidirectional booster hydraulic cylinder according to claim 1 or 2 or 3, it is characterised in that the oil duct
Five (1e) and oil duct six (1f) are respectively positioned on the side of cylinder body (1), and the oil duct five (1e) and oil duct six (1f) are respectively close to cylinder body
(1) top and bottom are arranged, and the surge-tank (6) is between oil duct five (1e) and oil duct six (1f).
6. the two-way quick topping up bidirectional booster hydraulic cylinder according to Claims 2 or 3, it is characterised in that the perforation
Inwall is provided with annular groove, and sealing ring (7), sealing ring (7) internal perisporium and small piston rod are provided with the annular groove
(5) it is sealed against, periphery wall is sealed against with annular groove diapire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621023535.1U CN206072007U (en) | 2016-08-31 | 2016-08-31 | A kind of two-way quick topping up bidirectional booster hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621023535.1U CN206072007U (en) | 2016-08-31 | 2016-08-31 | A kind of two-way quick topping up bidirectional booster hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206072007U true CN206072007U (en) | 2017-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621023535.1U Expired - Fee Related CN206072007U (en) | 2016-08-31 | 2016-08-31 | A kind of two-way quick topping up bidirectional booster hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206072007U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360183A (en) * | 2019-08-13 | 2019-10-22 | 青岛三维汽车装备有限公司 | The quick filling liquid attachment device of hydraulic cylinder swimming type steel |
| CN110454460A (en) * | 2019-08-28 | 2019-11-15 | 邵玉强 | A kind of Quick cylinder with function of increasing pressure |
-
2016
- 2016-08-31 CN CN201621023535.1U patent/CN206072007U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360183A (en) * | 2019-08-13 | 2019-10-22 | 青岛三维汽车装备有限公司 | The quick filling liquid attachment device of hydraulic cylinder swimming type steel |
| CN110454460A (en) * | 2019-08-28 | 2019-11-15 | 邵玉强 | A kind of Quick cylinder with function of increasing pressure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170405 |