CN217292968U - Hydraulic control system of internal mixer - Google Patents
Hydraulic control system of internal mixer Download PDFInfo
- Publication number
- CN217292968U CN217292968U CN202221114141.2U CN202221114141U CN217292968U CN 217292968 U CN217292968 U CN 217292968U CN 202221114141 U CN202221114141 U CN 202221114141U CN 217292968 U CN217292968 U CN 217292968U
- Authority
- CN
- China
- Prior art keywords
- valve
- communicated
- pressure reducing
- communication
- reducing valve
- 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.)
- Active
Links
Images
Landscapes
- Fluid-Pressure Circuits (AREA)
Abstract
The utility model discloses an internal mixer hydraulic control system relates to hydraulic system control technical field, include: a pump source; the proportional valve is communicated with the pump source; an oil inlet pipeline communicated with the pump source; the first pressure reducing valve is communicated with the oil inlet pipeline; the second pressure reducing valve is connected with the first pressure reducing valve in series; the rubber mixing component is communicated with the proportional valve; the discharging assembly is communicated with the second pressure reducing valve; the feeding assembly is communicated with the first pressure reducing valve; the locking pin assembly is communicated with the first pressure reducing valve; the locking assembly is communicated with the first pressure reducing valve; and the unloading pipeline is respectively communicated with the proportional valve and the pump source. The utility model provides a complicated influence control's of hydraulic control system pipeline technical problem.
Description
Technical Field
The utility model relates to a hydraulic system control technical field especially relates to banbury mixer hydraulic control system.
Background
The internal mixer is a main device used for mixing and processing rubber products, and mainly comprises an internal mixing chamber, a feeding and pressing device, a discharging device, a transmission device and the like. The upper top bolt is used as a core component of the internal mixer, the main function of the upper top bolt is to provide stable pressure for rubber materials in an internal mixing chamber through a weight arranged on the upper top bolt, the weight is required to change along with the volume change of the rubber materials, the main action process comprises the ascending of the upper top bolt, the descending of the upper top bolt, the pressurization, the weight floating and the like, and the existing upper top bolt control mode is mainly hydraulic control.
The proportional valve of the existing hydraulic control oil way is generally directly communicated with a loop pipeline to influence the work of the subsequent proportional valve, and a shuttle valve and a directional cartridge valve are arranged in the oil way to realize the control of the oil way, but the control effect is poor; and the existing hydraulic control oil circuit pipeline is complex, and has certain influence on subsequent stable control.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a banbury mixer hydraulic control system has solved the technical problem of the complicated influence control of hydraulic control system pipeline among the prior art.
The embodiment of the application discloses banbury mixer hydraulic control system includes:
a pump source;
a proportional valve in communication with the pump source;
an oil inlet pipe, which is communicated with the pump source;
the first pressure reducing valve is communicated with the oil inlet pipeline;
a second pressure reducing valve in series with the first pressure reducing valve;
the rubber mixing component is communicated with the proportional valve;
the discharging assembly is communicated with the second pressure reducing valve;
a charging assembly in communication with the first pressure relief valve;
a latch assembly in communication with the first pressure relief valve;
a locking assembly in communication with the first pressure relief valve;
and the unloading pipeline is respectively communicated with the proportional valve and the pump source.
This application is through addding the off-load pipeline of 0 pressure, guarantees proportional valve's steady operation, improves the accuracy.
On the basis of the technical scheme, the embodiment of the application can be further improved as follows:
further, the pump source includes:
the oil tank is communicated with the unloading pipeline;
the oil pump is communicated with the oil tank, and the output end of the oil pump is connected with the oil inlet pipeline;
a regulator in communication with the oil pump;
the high-pressure filter is communicated with the oil inlet pipeline;
and the energy accumulator is communicated with the oil inlet pipeline and is controlled by adopting a corresponding pipeline, so that stable oil supply is realized.
Further, the rubber mixing component comprises:
the hydraulic control one-way valve is communicated with the proportional valve;
the rubber mixing oil cylinder is communicated with the hydraulic control one-way valve, and the rubber mixing oil cylinder has the beneficial effects that the pressure maintaining effect can be improved and the rubber mixing oil cylinder is convenient to overhaul through the hydraulic control one-way valve.
Further, the discharge assembly comprises:
two regulating unit, regulating unit parallelly connected back with the second relief pressure valve communicates, regulating unit includes:
the first three-position four-way reversing valve is communicated with the second reducing valve;
the first hydraulic lock is communicated with the first three-position four-way reversing valve;
a first one-way throttle valve in communication with the first hydraulic lock;
the discharging oil cylinder is communicated with the adjusting unit, and the beneficial effect of the step is that the speed of the discharging oil cylinder is adjusted through the corresponding oil way.
Further, the feed assembly includes:
a third pressure relief valve in communication with the first pressure relief valve;
a second three-position four-way reversing valve communicated with the third pressure reducing valve;
a second hydraulic lock in communication with the second three-position, four-way reversing valve;
a second one-way throttle valve in communication with the second hydraulic lock;
and the feeding oil cylinder is communicated with the second one-way throttle valve.
Further, the latch assembly includes:
a fourth pressure reducing valve in communication with the first pressure reducing valve;
the first two-position three-way reversing valve is connected with the fourth pressure reducing valve;
the third one-way throttle valve is communicated with the first two-position three-way reversing valve;
and the lock pin oil cylinder is communicated with the third one-way throttle valve.
Further, the locking assembly includes:
a fifth pressure reducing valve in communication with the first pressure reducing valve;
the second two-position three-way reversing valve is communicated with the fifth pressure reducing valve;
and the locking oil cylinder is communicated with the second two-position three-way reversing valve.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
1. this application designs the pump source, has reduced the quantity of pump, and the cost is reduced is convenient for maintain.
2. This application has increased a plurality of relief pressure valves, can guarantee the stability of whole oil circuit.
3. The application adds the unloading pipeline with the pressure of 0, ensures the stable work of the proportional valve and improves the accuracy.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of an oil path of a hydraulic control system of an internal mixer according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a pump source of a hydraulic control system of an internal mixer according to an embodiment of the present invention;
reference numerals:
1-a pump source; 2-a proportional valve; 3-oil inlet pipe; 4-a first pressure relief valve; 5-a second pressure reducing valve; 6-rubber mixing component; 7-a discharge assembly; 8-a feeding assembly; 9-a detent assembly; 10-a locking assembly; 11-an unloading pipeline; 12-return line;
101-a fuel tank; 102-an oil pump; 103-a high pressure filter; 104-an accumulator; 105-a regulator;
601-hydraulic control one-way valve; 602-rubber mixing oil cylinder;
701-a regulating unit; 702-a first three-position, four-way reversing valve; 703-a first hydraulic lock; 704-a first one-way throttle valve; 705-unloading oil cylinder;
801-third pressure relief valve; 802-a second three-position, four-way reversing valve; 803-second hydraulic lock; 804-a second one-way throttle valve; 805-a charging cylinder;
901-a fourth pressure reducing valve; 902-a first two-position three-way reversing valve; 903-a third one-way throttle valve; 904-locking pin cylinder;
1001-fifth pressure reducing valve; 1002-a second two-position three-way directional valve; 1003-locking the oil cylinder.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
In the description of the present application, it is to be understood that the terms "upper", "lower", "inner", "outer", "top", "bottom", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In order to better understand the technical solutions, the technical solutions will be described in detail below with reference to the drawings and the detailed description.
Examples
As shown in fig. 1, the hydraulic control system for an internal mixer provided in this embodiment is used for realizing stable operation of the internal mixer, and the specific structure thereof includes:
the pump source 1 is used for providing corresponding hydraulic pressure for subsequent parts to work;
the proportional valve 2 is communicated with the pump source 1, the proportional valve 2 can realize the space of a subsequent rubber mixing assembly, and two oil cylinders of the rubber mixing assembly are provided, so that the control is convenient;
the oil inlet pipeline 3 is communicated with the pump source 1, and the oil inlet pipeline 3 is a P line, so that oil inlet of the whole subsequent relevant components is facilitated;
the first pressure reducing valve 4 is communicated with the oil inlet pipeline 3, and pressure reduction control is realized through the first pressure reducing valve 4;
a second pressure reducing valve 5, said second pressure reducing valve 5 being in series with said first pressure reducing valve 4, the second pressure reducing valve 5 being used for the relative control of the subsequent discharge assembly;
the rubber mixing component 6 is communicated with the proportional valve 2, and the rubber mixing component 6 completes action through the subsequent control of the proportional valve 2;
the discharging assembly 7 is communicated with the second pressure reducing valve 5 and is used for controlling the opening and closing actions of the discharging door;
the feeding assembly 8, the feeding assembly 8 is communicated with the first pressure reducing valve 4;
a latch assembly 9, the latch assembly 9 being in communication with the first pressure relief valve 4;
a locking assembly 10, the locking assembly 10 being in communication with the first pressure relief valve 4;
the unloading pipeline 11 is communicated with the proportional valve 2 and the pump source 1 respectively; by arranging the independent unloading pipeline 11, namely the L line, the unloading pipeline 11 is at 0 pressure, so that the proportional valve has no residual pressure interference, and the accuracy and the stability of control are improved.
In one embodiment, as shown in fig. 2, the pump source 1 in the present application includes:
the oil tank 101 is communicated with the unloading pipeline 11, and the oil tank 101 is also communicated with a cooling loop for controlling the temperature of oil liquid;
an oil pump 102, the oil pump 102 being in communication with the oil tank 101;
one end of the high-pressure filter 103 is communicated with an oil outlet of the oil pump 102, and the other end of the high-pressure filter 103 is communicated with the oil inlet pipeline 3;
the pump source 1 in the present application is used for providing corresponding hydraulic oil, the oil pump 102 is a park series pump, the park series regulator 105 is further communicated thereon, the pump source 1 is matched with the oil pump 102, the proportional servo system and the auxiliary system are combined into one, the number of the pumps is reduced, and the regulator 105 is further provided with a corresponding electromagnetic valve, an overflow valve and the like; and the high pressure filter 103 is used for ensuring the cleanness of the whole oil circuit; and accumulator 104 is used to provide additional power;
the oil tank 101 of the application is communicated with the corresponding unloading pipeline 11, and the pressure of the unloading pipeline 11 is O, so that the accuracy of the proportional valve can be improved.
Wherein, the glueing subassembly 6 in this application includes:
the hydraulic control one-way valve 601 is communicated with the proportional valve 2;
the rubber mixing oil cylinder 602 is communicated with the hydraulic control one-way valve 601; the hydraulic control one-way valve 601 in this application is a plurality of, adopts hydraulic control one-way valve to replace shuttle valve and direction cartridge valve, can realize the pressurize, conveniently overhauls simultaneously.
Wherein the discharge assembly 7 comprises:
the two adjusting units 701 are connected in parallel and then communicated with the second pressure reducing valve 5, and the two adjusting units 702 are connected in parallel, so that the change of the fast and slow actions of the oil cylinder is realized;
the adjusting unit 701 includes:
the first three-position four-way reversing valve 702 is communicated with the second reducing valve 5, the first three-position four-way reversing valve 702 is a Y-shaped reversing valve, and the reliability of pressure maintaining is improved by using the type of reversing valve;
a first hydraulic lock 703 in communication with the first three-position, four-way reversing valve;
a first check throttle valve 704, the first check throttle valve 704 being in communication with the first hydraulic lock 703;
the discharge oil cylinder 705 is communicated with the adjusting unit 702, and in order to ensure the stable operation of the discharge oil cylinder 705, the end part of the discharge oil cylinder 705 is also communicated with a corresponding safety valve.
The oil return device is also provided with a corresponding oil return pipeline 12, namely a T line, one end of the T line is communicated with the oil tank 101, the other end of the T line is communicated with the first three-position four-way reversing valve 702 to form a loop, and when the oil return pipeline 12 is communicated with the oil tank, an oil return filter is arranged to ensure the cleanness of oil;
wherein, reinforced subassembly 8 includes:
a third pressure reducing valve 801, the third pressure reducing valve 801 communicating with the first pressure reducing valve 4;
a second three-position, four-way reversing valve 802, the second three-position, four-way reversing valve 802 being in communication with the third pressure reducing valve 801;
a second hydraulic lock 803, the second hydraulic lock 803 being in communication with the second three-position, four-way reversing valve 802;
a second one-way throttle valve 804, the second one-way throttle valve 804 being in communication with the second hydraulic lock 803;
and the feeding oil cylinder 805 is communicated with the second one-way throttle valve 804, wherein the oil return end of the second three-position four-way reversing valve 802 is communicated with the oil return pipeline 12, and the second three-position four-way reversing valve 802 is also a Y-shaped reversing valve, so that the stability is improved.
Wherein the latch assembly 9 comprises:
a fourth pressure reducing valve 901, the fourth pressure reducing valve 901 communicating with the first pressure reducing valve 4;
a first two-position three-way directional valve 902, the first two-position three-way directional valve 902 and the fourth pressure reducing valve 901;
a third one-way throttle valve 903, wherein the third one-way throttle valve 903 is communicated with the first two-position three-way reversing valve 902;
the locking pin oil cylinder 904 is communicated with the third one-way throttle valve 903, and the stable work of the locking pin oil cylinder 904 is realized through a corresponding branch pipeline.
Wherein the locking assembly 10 comprises:
a fifth pressure reducing valve 1001, the fifth pressure reducing valve 1001 being in communication with the first pressure reducing valve 4;
a second two-position three-way directional valve 1002, wherein the second two-position three-way directional valve 1002 is communicated with the fifth pressure reducing valve 1001;
the locking oil cylinder 1003 is communicated with the second two-position three-way reversing valve 1002; this application can realize the stability of locking hydro-cylinder 1003 through corresponding branch road.
In the specification of the present invention, a large number of specific details are explained. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included in the scope of the claims and description of the present invention.
Claims (7)
1. Hydraulic control system of banbury mixer, its characterized in that includes:
a pump source;
a proportional valve in communication with the pump source;
an oil inlet pipe, which is communicated with the pump source;
the first pressure reducing valve is communicated with the oil inlet pipeline;
a second pressure reducing valve in series with the first pressure reducing valve;
a rubber mixing assembly in communication with the proportional valve;
the discharging assembly is communicated with the second pressure reducing valve;
a charging assembly in communication with the first pressure relief valve;
a latch assembly in communication with the first pressure relief valve;
a locking assembly in communication with the first pressure relief valve;
and the unloading pipeline is respectively communicated with the proportional valve and the pump source.
2. The hydraulic control system of an internal mixer of claim 1, wherein said pump source includes:
the oil tank is communicated with the unloading pipeline;
the oil pump is communicated with the oil tank, and the output end of the oil pump is connected with the oil inlet pipeline;
a regulator in communication with the oil pump;
the high-pressure filter is communicated with the oil inlet pipeline;
and the energy accumulator is communicated with the oil inlet pipeline.
3. The hydraulic control system of an internal mixer according to claim 2, wherein the rubber mixing assembly comprises:
the hydraulic control one-way valve is communicated with the proportional valve;
and the rubber mixing oil cylinder is communicated with the hydraulic control one-way valve.
4. A hydraulic control system for an internal mixer according to claim 3, wherein said discharge assembly comprises:
two regulating unit, regulating unit parallelly connected back with the second relief pressure valve communicates, regulating unit includes:
the first three-position four-way reversing valve is communicated with the second reducing valve;
the first hydraulic lock is communicated with the first three-position four-way reversing valve;
a first one-way throttle valve in communication with the first hydraulic lock;
and the discharging oil cylinder is communicated with the adjusting unit.
5. The hydraulic internal mixer control system of claim 4 wherein said feed assembly includes:
a third pressure relief valve in communication with the first pressure relief valve;
a second three-position, four-way reversing valve in communication with the third pressure reducing valve;
a second hydraulic lock in communication with the second three-position, four-way reversing valve;
a second one-way throttle valve in communication with the second hydraulic lock;
and the feeding oil cylinder is communicated with the second one-way throttle valve.
6. The hydraulic internal mixer control system of claim 5 wherein said lock pin assembly includes:
a fourth pressure reducing valve in communication with the first pressure reducing valve;
the first two-position three-way reversing valve is connected with the fourth pressure reducing valve;
the third one-way throttle valve is communicated with the first two-position three-way reversing valve;
and the lock pin oil cylinder is communicated with the third one-way throttle valve.
7. The hydraulic control system of an internal mixer of claim 6, wherein said locking assembly includes:
a fifth pressure reducing valve in communication with the first pressure reducing valve;
the second two-position three-way reversing valve is communicated with the fifth pressure reducing valve;
and the locking oil cylinder is communicated with the second two-position three-way reversing valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221114141.2U CN217292968U (en) | 2022-05-10 | 2022-05-10 | Hydraulic control system of internal mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221114141.2U CN217292968U (en) | 2022-05-10 | 2022-05-10 | Hydraulic control system of internal mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217292968U true CN217292968U (en) | 2022-08-26 |
Family
ID=82915784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221114141.2U Active CN217292968U (en) | 2022-05-10 | 2022-05-10 | Hydraulic control system of internal mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217292968U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115972664A (en) * | 2022-12-19 | 2023-04-18 | 山东泰丰智能控制股份有限公司 | Angle modulation device control system |
-
2022
- 2022-05-10 CN CN202221114141.2U patent/CN217292968U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115972664A (en) * | 2022-12-19 | 2023-04-18 | 山东泰丰智能控制股份有限公司 | Angle modulation device control system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217292968U (en) | Hydraulic control system of internal mixer | |
| CN104632746A (en) | Switching valve, switching hydraulic system and crane | |
| CN201902384U (en) | Multi-way reversing valve of multifunctional fork truck | |
| CN201884353U (en) | Multi-pump converging hydraulic system for crane and converging valve bank thereof | |
| CN209743271U (en) | Loader full-variable hydraulic system and loader | |
| CN201347345Y (en) | Fork truck quantitative hydraulic load sensing device | |
| CN212985658U (en) | Proportional speed regulating valve group | |
| CN204416957U (en) | A kind of half-closed pitching hydraulic efficiency pressure system | |
| CN209146011U (en) | A kind of excavator single argument pump hydraulic system | |
| CN209479756U (en) | A kind of automobile energy-saving fluid-link steering auxiliary system | |
| CN212337744U (en) | Excavator hydraulic system capable of reducing cost | |
| CN209741961U (en) | fixed and variable hydraulic system and loader | |
| CN113978439A (en) | Brake unloading liquid-filled valve group | |
| CN219262823U (en) | Loader control system capable of saving energy and reducing consumption by reducing overflow pressure | |
| CN111720376A (en) | Flow dividing valve, hydraulic system thereof and engineering machinery | |
| CN201288852Y (en) | Load feedback priority control multi-channel valve | |
| CN212774985U (en) | Energy-saving hydraulic system for electric aircraft tractor | |
| CN116608181B (en) | Combined power unit for replacing electricity of heavy truck | |
| CN217259746U (en) | Hydraulic system for wide-body dump truck | |
| CN215257029U (en) | Hydraulic system and hydraulic equipment of automobile part punching machine | |
| CN113931897B (en) | Load-sensitive multi-way valve integrated with multifunctional electric control assembly and engineering machinery | |
| CN116164004A (en) | Loader control method for saving energy and reducing consumption by reducing overflow pressure | |
| CN219492725U (en) | Novel multi-actuator pump control variable-voltage differential speed regulation system | |
| CN216867112U (en) | Hydraulic control system and working machine | |
| CN212656305U (en) | Excavator hydraulic system capable of saving installation space |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |