CN105443461B - A kind of multiple-prepressing, the pneumohydraulic pressure-cylinder of supercharging and its method of work - Google Patents
A kind of multiple-prepressing, the pneumohydraulic pressure-cylinder of supercharging and its method of work Download PDFInfo
- Publication number
- CN105443461B CN105443461B CN201610004853.1A CN201610004853A CN105443461B CN 105443461 B CN105443461 B CN 105443461B CN 201610004853 A CN201610004853 A CN 201610004853A CN 105443461 B CN105443461 B CN 105443461B
- Authority
- CN
- China
- Prior art keywords
- cylinder
- oil
- oiling
- pressurized
- piston
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000005516 engineering process Methods 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims abstract description 5
- 238000004080 punching Methods 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 239000003921 oil Substances 0.000 description 64
- 230000006872 improvement Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 239000010720 hydraulic oil Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The invention discloses a kind of multiple-prepressing, the pneumohydraulic pressure-cylinder of supercharging and its method of work, including cylinder, oiling cylinder, pressurized cylinder and oil cylinder, the cylinder concatenates with oiling cylinder, the oiling cylinder is connected with oil cylinder precompressed respectively, and precompressed is connected again with the unidirectional oil-feed of oil cylinder by unidirectional oil feeding device；The pressurized cylinder connects with oil cylinder supercharging；The oil cylinder is hung on above working face and carries out multiple-prepressing and pressurization to it.Pressurized cylinder is realized in a round backhaul, completes precompressed, the Sheet Metal Forming Technology requirement of supercharging twice or more than twice.
Description
Technical field
The present invention relates to pressurized cylinder technical field.
Background technology
The present invention relates to the thrust component on a kind of disposable stamping pressing equipment of extensive use.Pneumohydraulic pressure-cylinder
The course of work be generally precompressed, supercharging and backhaul three step process, in disposable stamping equipment, have efficiently, energy-conservation,
The advantages of environmentally friendly.Simultaneously as gas-liquid pressure-boosting structure limitation, existing pneumohydraulic pressure-cylinder generally there are every time can only precompressed,
The problem of supercharging and backhaul one time, it is impossible to meet precompressed, the stamping procedure requirement of supercharging twice in succession or more than twice.
The content of the invention
Goal of the invention：In order to overcome the deficiencies in the prior art, the present invention provides a kind of multiple-prepressing, the gas of supercharging
Liquid pressurized cylinder, pressurized cylinder is realized in a round backhaul, complete precompressed twice or more than twice, the Sheet Metal Forming Technology of supercharging
It is required that.
Technical scheme：To achieve the above object, technical scheme is as follows：
A kind of multiple-prepressing, the pneumohydraulic pressure-cylinder of supercharging, including cylinder, oiling cylinder, pressurized cylinder and oil cylinder, the cylinder with
Oiling cylinder concatenates, and the oiling cylinder be connected with oil cylinder precompressed respectively, and by unidirectional oil feeding device with the unidirectional oil-feed of oil cylinder again
Precompressed connects；The pressurized cylinder connects with oil cylinder supercharging；The oil cylinder carries out multiple-prepressing and pressurization to working face.It is described
The unidirectional oil feeding device present invention is using check valve.
Further improvement of the present invention scheme, the cylinder are arranged on above oiling cylinder, and the cylinder head is provided with
Cylinder upper cover, connected between the cylinder and oiling cylinder by shared cylinder middle cover；The cylinder middle cover is provided with gas
Cylinder rod, air cylinder connecting rod one end connection cylinder piston are arranged in cylinder, and the air cylinder connecting rod other end connection oiling is lived
Plug is arranged in oiling cylinder, and the oiling cylinder bottom portion is provided with oiling cylinder bottom head, and the oiling cylinder bottom head is arranged on middle connecting plate
On；The cylinder upper cover is provided with cylinder upper cover gas input, and it is defeated that the cylinder middle cover is respectively arranged with cylinder middle cover gas
Enter end and cylinder middle cover exhaust outlet, the oiling cylinder bottom head is provided with pouring orifice.
Further improvement of the present invention scheme, the pressurized cylinder are arranged on middle connecting plate, are set in the pressurized cylinder
Be equipped with pressurized cylinder piston, the pressurized cylinder piston is connected with booster rod, the booster rod can run through middle connecting plate piston hole with
Oil cylinder connects；Supercharging cylinder top head is provided with the top of the pressurized cylinder, it is defeated that the supercharging cylinder top head is provided with supercharging cylinder top head gas
Enter end.
Further improvement of the present invention scheme, oiling passage is provided with the middle connecting cover plate, the oiling is led to
The import in road connects with oiling cylinder, and the oiling passage includes two outlets, one of outlet and middle connecting plate piston hole
Connection, another outlet is connected by check valve with the unidirectional oil-feed of oil cylinder；The middle connecting plate is provided with middle connecting cover plate gas
Body input, the middle connecting cover plate gas input connect with pressurized cylinder.
Further improvement of the present invention scheme, oil cylinder piston, the oil cylinder piston and work are provided with the oil cylinder
Bar is connected, and the oil cylinder bottom is provided with oil cylinder bottom, and the working beam is hung on above working face through oil cylinder bottom；It is described
Oil cylinder bottom is provided with oil cylinder bottom gas input.
The method of work of a kind of multiple-prepressing, the pneumohydraulic pressure-cylinder being pressurized is as follows：
S1, first time precompressed, the air inlet of cylinder upper cover gas input 2, cylinder 3 promote oiling piston 11 is past to move down
It is dynamic, the oil in oiling cylinder 12 is entered by oiling passage 15 in oil cylinder 21, at this moment oil cylinder piston 18 is past in the presence of oil pressure
Lower movement, the bar 20 that pushes the work forward move down, and when workpiece of the working beam 20 close to first working face that is stamped, complete for the first time
Precompressed；
S2, it is pressurized for the first time, the air inlet of supercharging cylinder top head gas input 29, promotes the pressurized cylinder piston 28 in pressurized cylinder 27
Moved down with booster rod 26, at this moment booster rod 26 moves down more than after middle connecting plate piston hole, closes oiling passage
15, the now top of oil cylinder 21 formation closed container, when booster rod 26 continues to move down, oil pressure is acting downwardly on oil cylinder piston 18
On, the bar 20 that pushes the work forward continues to move down, and completes supercharging punching for the first time；
S3, second of precompressed, the air inlet of cylinder upper cover gas input 2, cylinder 3 promote oiling piston 11 to continue past move down
Dynamic, at this moment, the one-way conduction of check valve 17, the fluid for continuing injection in oil cylinder 21 is acted on oil cylinder piston 18, and push the work forward bar
20 is further descending, when working beam 20 touches the workpiece of the second working face, completes second of precompressed.
S4, second of supercharging, repeats first time pressurization, reaches second of supercharging punching purpose；
S5, S3 and S4 steps are circulated, realize the precompressed and pressurizing processes requirement of predetermined number of times；
S6, backhaul, oil cylinder bottom gas input 23, middle connecting plate gas input 24 and the input of cylinder middle cover gas
6 air inlets simultaneously are held, at this moment pressurized cylinder piston 28 and working beam 20 move up, when the termination of working beam 20 is lived by middle connecting plate
Consent, and when keeping oiling passage 15 and the oil cylinder 21 to turn on, the oil in oil cylinder 21 is returned in oiling cylinder 12, replys original state；
So far, an a whole set of multiple-prepressing, the Sheet Metal Forming Technology flow of supercharging are completed.
Beneficial effect：Advantages of the present invention is as follows：
1st, gas and hydraulic oil are strictly disjointed by cylinder, avoids the moisture in gas from penetrating into hydraulic oil, contaminated liquid
Force feed.
2nd, by setting check valve in middle connecting cover plate, using the principle of the one-way conduction of check valve, realize multiple
Precompressed, the punching course of supercharging.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of the present invention；
The first time preloading condition schematic diagram of the invention of accompanying drawing 2；
Accompanying drawing 3 is first time pressurized state schematic diagram of the invention；
Accompanying drawing 4 is second of preloading condition schematic diagram of the invention；
Accompanying drawing 5 is second of pressurized state schematic diagram of the invention；
Accompanying drawing 6 is backhaul view of the present invention.
Embodiment
The present invention is further described below in conjunction with the accompanying drawings.
Such as accompanying drawing 1, a kind of multiple-prepressing, the pneumohydraulic pressure-cylinder of supercharging, including cylinder 3, oiling cylinder 12, pressurized cylinder 27 and oil
Cylinder 21, the cylinder 3 concatenate with oiling cylinder 12, and the oiling cylinder 12 is connected (logical), Yi Jitong with the precompressed of oil cylinder 21 first respectively
Crossing unidirectional oil feeding device (check valve 17), precompressed is connected (logical) again with 21 unidirectional oil-feed of oil cylinder；The pressurized cylinder 27 increases with oil cylinder 21
Pressure connection (logical)；The oil cylinder 21 is hung on above working face and carries out multiple-prepressing and pressurization to it.
The cylinder 3 is arranged on above oiling cylinder 12, and the top of the cylinder 3 is provided with cylinder upper cover 1, the cylinder 3 with
Connected between oiling cylinder 12 by shared cylinder middle cover 8；The cylinder middle cover 8 is provided with air cylinder connecting rod 9, the cylinder
The one end of connecting rod 9 connection cylinder piston 4 is arranged in cylinder 3, and the other end of the air cylinder connecting rod 9 connection oiling piston 11 is arranged on note
In oil cylinder 12, the bottom of oiling cylinder 12 is provided with oiling cylinder bottom head 13, and the oiling cylinder bottom head 13 is arranged on middle connecting plate 16
On；The cylinder upper cover 1 is provided with cylinder upper cover gas input 2, and the cylinder upper cover gas input 2 connects with cylinder 3,
The cylinder middle cover 8 is respectively arranged with cylinder middle cover gas input 6 and cylinder middle cover exhaust outlet 7, the cylinder middle cover gas
Input 6 connects with cylinder 3, and the cylinder middle cover exhaust outlet 7 connects with oiling cylinder 12, and the oiling cylinder bottom head 13 is provided with note
Hydraulic fluid port 14, the pouring orifice 14 connect with oiling cylinder 12.
The pressurized cylinder 27 is arranged on middle connecting plate 16, and pressurized cylinder piston 28, institute are provided with the pressurized cylinder 27
State pressurized cylinder piston 28 to be connected with booster rod 26, the booster rod 26 can connect through middle connecting plate piston hole with oil cylinder 21；
The top of pressurized cylinder 27 is provided with supercharging cylinder top head 30, and the supercharging cylinder top head 30 is provided with supercharging cylinder top head gas input
29, the supercharging cylinder top head gas input 29 connects with pressurized cylinder 27.
Above-mentioned, cylinder 2 concatenates 12 pressurized cylinder 27 in parallel of oiling cylinder, then concatenates the composition present invention with oil cylinder 21 and can be achieved repeatedly
Precompressed, the pneumohydraulic pressure-cylinder of supercharging.Pass through middle connecting cover plate between the oiling cylinder 12, pressurized cylinder 27 and the cylinder of oil cylinder 21 3
16 connections and separation.Oiling passage 15, the import and oiling of the oiling passage 15 are provided with the middle connecting cover plate 16
Cylinder 12 connects, and the oiling passage 15 includes two outlets, and one of outlet is with being arranged on the middle center of connecting cover plate 16
Middle connecting plate piston hole is connected, and another outlet is connected by check valve 17 with 21 unidirectional oil-feed of oil cylinder；The middle connecting plate
16 are provided with middle connecting cover plate gas input 24, and the middle connecting cover plate gas input 24 connects with pressurized cylinder 27.
Oil cylinder piston 18 is provided with the oil cylinder 21, the oil cylinder piston 18 is connected with working beam 20, the oil cylinder 21
Bottom is provided with oil cylinder bottom 22, and the working beam 20 is hung on above working face through oil cylinder bottom 22；The oil cylinder bottom
22 are provided with oil cylinder bottom gas input 23, and the oil cylinder bottom gas input 23 connects with oil cylinder 21.
The course of work, it is specific as follows as shown in accompanying drawing 2-6：
S1, first time precompressed, such as accompanying drawing 2：The air inlet of cylinder upper cover gas input 2, cylinder 3 promote oiling piston 11
Move down, the oil in oiling cylinder 12 is entered by oiling passage 15 in oil cylinder 21, at this moment work of the oil cylinder piston 18 in oil pressure
Moved down under, the bar 20 that pushes the work forward moves down, and when workpiece of the working beam 20 close to first working face that is stamped, completes
First time precompressed.
S2, it is pressurized for the first time, such as accompanying drawing 3：The air inlet of cylinder top head gas input 29 is pressurized, promotes the supercharging in pressurized cylinder 27
Cylinder piston 28 and booster rod 26 move down, and at this moment booster rod 26 moves down more than after middle connecting plate piston hole, closes
Oiling passage 15, the now top of oil cylinder 21 formation closed container, when booster rod 26 continues to move down, oil pressure is acting downwardly on oil
On cylinder piston 18, the bar 20 that pushes the work forward continues to move down, and completes supercharging punching for the first time.
S3, second of precompressed, such as accompanying drawing 4：The air inlet of cylinder upper cover gas input 2, cylinder 3 promote oiling piston 11 to continue
Move down, at this moment, the one-way conduction of check valve 17, the fluid for continuing injection in oil cylinder 21 is acted on oil cylinder piston 18, is promoted
Working beam 20 is further descending, when working beam 20 touches the workpiece of the second working face, completes second of precompressed.
S4, second of supercharging, such as accompanying drawing 5：First time pressurization is repeated, reaches second of supercharging punching purpose.
S5, S3 and S4 steps, such as attached Figure 4 and 5 are circulated, realizes the precompressed and pressurizing processes requirement of predetermined number of times.
S6, backhaul, such as accompanying drawing 6, oil cylinder bottom gas input 23, middle connecting plate gas input 24 and cylinder middle cover
Gas input 6 simultaneously air inlet, at this moment pressurized cylinder piston 28 and working beam 20 move up, when the termination of working beam 20 pass through among
Connecting plate piston hole, and when keeping oiling passage 15 and the oil cylinder 21 to turn on, the oil in oil cylinder 21 is returned in oiling cylinder 12, is replied just
Beginning state.
So far, an a whole set of multiple-prepressing, the Sheet Metal Forming Technology flow of supercharging are completed.
Described above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (1)
1. the method for work of a kind of multiple-prepressing, the pneumohydraulic pressure-cylinder being pressurized,
Pneumohydraulic pressure-cylinder includes cylinder (3), oiling cylinder (12), pressurized cylinder (27) and oil cylinder (21), the cylinder (3) and oiling cylinder
(12) concatenate, the oiling cylinder (12) is connected with oil cylinder (21) precompressed respectively, and passes through unidirectional oil feeding device and oil cylinder (21)
Precompressed connects again for unidirectional oil-feed；The pressurized cylinder (27) connects with oil cylinder (21) supercharging；The oil cylinder (21) is carried out to working face
Multiple-prepressing and pressurization；
The cylinder (3) is arranged on oiling cylinder (12) above, and cylinder upper cover (1), the cylinder are provided with the top of the cylinder (3)
(3) it is connected between oiling cylinder (12) by cylinder middle cover (8)；The cylinder middle cover (8) is provided with air cylinder connecting rod (9),
Air cylinder connecting rod (9) one end connection cylinder piston (4) is arranged in cylinder (3), air cylinder connecting rod (9) other end connection note
Oily piston (11) is arranged in oiling cylinder (12), and oiling cylinder (12) bottom is provided with oiling cylinder bottom head (13), the oiling cylinder
Bottom (13) is arranged on middle connecting plate (16)；The cylinder upper cover (1) is provided with cylinder upper cover gas input (2), institute
State cylinder middle cover (8) and be respectively arranged with cylinder middle cover gas input (6) and cylinder middle cover exhaust outlet (7), the oiling cylinder bottom
Lid (13) is provided with pouring orifice (14)；
The pressurized cylinder (27) is arranged on middle connecting plate (16), and pressurized cylinder piston is provided with the pressurized cylinder (27)
(28), the pressurized cylinder piston (28) is connected with booster rod (26), and the booster rod (26) can run through middle connecting plate piston hole
Connected with oil cylinder (21)；Supercharging cylinder top head (30) is provided with the top of the pressurized cylinder (27), the supercharging cylinder top head (30) is set
There is supercharging cylinder top head gas input (29)；
Oiling passage (15), import and the oiling cylinder (12) of the oiling passage (15) are provided with the middle connecting plate (16)
Connection, the oiling passage (15) include two outlets, and one of outlet connects with middle connecting plate piston hole, another outlet
Connected by check valve (17) with the unidirectional oil-feed of oil cylinder (21)；It is defeated that the middle connecting plate (16) is provided with middle connecting plate gas
Enter end (24), the middle connecting plate gas input (24) connects with pressurized cylinder (27)；
Oil cylinder piston (18) is provided with the oil cylinder (21), the oil cylinder piston (18) is connected with working beam (20), the oil
Cylinder (21) bottom is provided with oil cylinder bottom (22), and the working beam (20) is hung on above working face through oil cylinder bottom (22)；
The oil cylinder bottom (22) is provided with oil cylinder bottom gas input；
The unidirectional oil feeding device is check valve (17)；
It is characterized in that, as follows：
S1, first time precompressed, cylinder upper cover gas input (2) air inlet, cylinder (3) promote oiling piston (11) is past to move down
It is dynamic, the oil in oiling cylinder (12) is entered by oiling passage (15) in oil cylinder (21), at this moment oil cylinder piston (18) is in oil pressure
Moved down under effect, the bar that pushes the work forward (20) moves down, when the workpiece of close first working face that is stamped of working beam (20)
When, complete first time precompressed；
S2, it is pressurized for the first time, is pressurized cylinder top head gas input (29) air inlet, promotes the pressurized cylinder piston in pressurized cylinder (27)
(28) moved down with booster rod (26), at this moment booster rod (26) moves down more than after middle connecting plate piston hole, closes
Oiling passage (15), now oil cylinder (21) top formation closed container, when booster rod (26) continues to move down, oil pressure is made downwards
On oil cylinder piston (18), the bar that pushes the work forward (20) continues to move down, and completes supercharging punching for the first time；
S3, second of precompressed, cylinder upper cover gas input (2) air inlet, cylinder (3) promote oiling piston (11) to continue past move down
Dynamic, at this moment, check valve (17) one-way conduction, the interior fluid for continuing injection of oil cylinder (21) is acted on oil cylinder piston (18), is promoted
Working beam (20) is further descending, when working beam (20) touches the workpiece of the second working face, completes second of precompressed；
S4, second of supercharging, repeats first time pressurization, reaches second of supercharging punching purpose；
S5, S3 and S4 steps are circulated, realize the precompressed and pressurizing processes requirement of predetermined number of times；
S6, backhaul, oil cylinder bottom gas input (23), middle connecting plate gas input (24) and the input of cylinder middle cover gas
(6) while air inlet are held, at this moment pressurized cylinder piston (28) and working beam (20) move up, among booster rod (26) termination is passed through
Connecting plate piston hole, and when keeping oiling passage (15) and the oil cylinder (21) to turn on, the oil in oil cylinder (21) returns to oiling cylinder (12)
It is interior, reply original state；
So far, an a whole set of multiple-prepressing, the Sheet Metal Forming Technology flow of supercharging are completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610004853.1A CN105443461B (en) | 2016-01-05 | 2016-01-05 | A kind of multiple-prepressing, the pneumohydraulic pressure-cylinder of supercharging and its method of work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610004853.1A CN105443461B (en) | 2016-01-05 | 2016-01-05 | A kind of multiple-prepressing, the pneumohydraulic pressure-cylinder of supercharging and its method of work |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105443461A CN105443461A (en) | 2016-03-30 |
| CN105443461B true CN105443461B (en) | 2018-03-13 |
Family
ID=55554004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610004853.1A Expired - Fee Related CN105443461B (en) | 2016-01-05 | 2016-01-05 | A kind of multiple-prepressing, the pneumohydraulic pressure-cylinder of supercharging and its method of work |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105443461B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108963180B (en) * | 2017-05-19 | 2024-01-12 | 广西川金诺新能源有限公司 | Compacting device for powdery battery electrode material |
| CN109454798B (en) * | 2019-01-05 | 2024-04-02 | 广东星联精密机械有限公司 | Pressurizing mechanism for establishing compression molding movable mold plate mold locking force |
| CN116771753B (en) * | 2023-05-15 | 2024-01-23 | 江苏神事达气动科技有限公司 | Gas supercharging device of gas-liquid supercharging cylinder |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201401386Y (en) * | 2009-02-24 | 2010-02-10 | 肇庆市志成气动有限公司 | Parallel-connection type gas-liquid booster cylinder |
| CN201627773U (en) * | 2010-03-28 | 2010-11-10 | 董玉芬 | Stacking gas-liquid pressurized cylinder |
| CN202520675U (en) * | 2011-09-13 | 2012-11-07 | 刘宝 | Double-guidance gas-liquid pressurized cylinder |
| WO2014137124A1 (en) * | 2013-03-04 | 2014-09-12 | Ju Jae Seak | Hydraulic pressure booster cylinder integrated with booster pump device |
| CN204300011U (en) * | 2014-08-28 | 2015-04-29 | 东莞市玖容气动液压设备有限公司 | A kind of split type pneumohydraulic pressure-cylinder |
| CN204344546U (en) * | 2014-12-10 | 2015-05-20 | 俞祖文 | Pneumohydraulic pressure-cylinder |
| CN204414522U (en) * | 2014-12-15 | 2015-06-24 | 杨福春 | A kind of pneumohydraulic pressure-cylinder for low-pressure injection molding machine |
| CN205669514U (en) * | 2016-01-05 | 2016-11-02 | 谭伟雄 | A kind of multiple-prepressing, the pneumohydraulic pressure-cylinder of supercharging |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM423162U (en) * | 2011-10-21 | 2012-02-21 | Chanto Air Hydraulics Co Ltd | Pressure boosting cylinder with separated oil and gas |
-
2016
- 2016-01-05 CN CN201610004853.1A patent/CN105443461B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201401386Y (en) * | 2009-02-24 | 2010-02-10 | 肇庆市志成气动有限公司 | Parallel-connection type gas-liquid booster cylinder |
| CN201627773U (en) * | 2010-03-28 | 2010-11-10 | 董玉芬 | Stacking gas-liquid pressurized cylinder |
| CN202520675U (en) * | 2011-09-13 | 2012-11-07 | 刘宝 | Double-guidance gas-liquid pressurized cylinder |
| WO2014137124A1 (en) * | 2013-03-04 | 2014-09-12 | Ju Jae Seak | Hydraulic pressure booster cylinder integrated with booster pump device |
| CN204300011U (en) * | 2014-08-28 | 2015-04-29 | 东莞市玖容气动液压设备有限公司 | A kind of split type pneumohydraulic pressure-cylinder |
| CN204344546U (en) * | 2014-12-10 | 2015-05-20 | 俞祖文 | Pneumohydraulic pressure-cylinder |
| CN204414522U (en) * | 2014-12-15 | 2015-06-24 | 杨福春 | A kind of pneumohydraulic pressure-cylinder for low-pressure injection molding machine |
| CN205669514U (en) * | 2016-01-05 | 2016-11-02 | 谭伟雄 | A kind of multiple-prepressing, the pneumohydraulic pressure-cylinder of supercharging |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105443461A (en) | 2016-03-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105443461B (en) | A kind of multiple-prepressing, the pneumohydraulic pressure-cylinder of supercharging and its method of work | |
| CN107893784B (en) | Hydraulic system of multi-cylinder linkage hydraulic machine | |
| CH640312A5 (en) | PRESSURE TRANSLATED HYDROPNEUMATIC DRIVE DEVICE. | |
| CN203627369U (en) | Pressure compensation valve | |
| CN205669514U (en) | A kind of multiple-prepressing, the pneumohydraulic pressure-cylinder of supercharging | |
| CN103552267B (en) | Air-liquid punch press | |
| US897048A (en) | Drawback mechanism for presses. | |
| CN208252463U (en) | The pre- pressure booster of integral type | |
| CN102602025A (en) | Isobaric pressing method and isobaric pressing device of powder forming press | |
| CN103143712A (en) | Female die floating device of a shaping machine for powder sintering parts | |
| CN203018662U (en) | Heavy forging hammer device with diesel pile hammer structure | |
| CN204674081U (en) | Hydraulic press integrated hydraulic filling device | |
| CN202125478U (en) | Hydraulic valve bank for shearing machine | |
| CN205112449U (en) | Large -tonnage pillar press | |
| CN206054409U (en) | A kind of hydraulic pressure Quick-pressurizing cylinder | |
| CN209222957U (en) | A kind of no motor, without crankshaft, without connecting rod punching machine | |
| CN208643988U (en) | A kind of die forging hot forging ejection cylinder | |
| CN203994781U (en) | Gas, hydraulic press | |
| CN201257491Y (en) | Die forging hammer hydraulic lower ejection device | |
| CN206898740U (en) | A kind of safety type stamping machine | |
| CN206536870U (en) | The pre- pressure booster of monomer-type | |
| CN206530555U (en) | Pre- pressure booster | |
| CN208252462U (en) | Pre- pressure booster | |
| CN206824583U (en) | A kind of double acting quick forging machine | |
| CN205781904U (en) | A kind of hand pushing grease gun |
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 |
Effective date of registration: 20191217 Address after: No.322, building 4, Zone 8, hengtaiyun shopping mall, Nanxiang, Yongqiao District, Suzhou City, Anhui Province Patentee after: Suzhou Ziyuan Science and Technology Consulting Co.,Ltd. Address before: 214000, room 48, 302 spring garden, Xishan District, Jiangsu, Wuxi Patentee before: Tan Weixiong |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201222 Address after: No. 666, Tongyu North Road, Yancheng City, Jiangsu Province 224000 Patentee after: JIANGSU GAOJING MECHANICAL & ELECTRICAL EQUIPMENT Co.,Ltd. Address before: No. 322, building 4, 8 District, hengtaiyun mall, Nanxiang, Yongqiao District, Suzhou City, Anhui Province Patentee before: Suzhou Ziyuan Science and Technology Consulting Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180313 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |