CN112727822A - Comprehensive hydraulic system of powder forming machine - Google Patents
Comprehensive hydraulic system of powder forming machine Download PDFInfo
- Publication number
- CN112727822A CN112727822A CN202110059987.4A CN202110059987A CN112727822A CN 112727822 A CN112727822 A CN 112727822A CN 202110059987 A CN202110059987 A CN 202110059987A CN 112727822 A CN112727822 A CN 112727822A
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- Prior art keywords
- hydraulic
- powder forming
- forming machine
- hydraulic system
- integrated
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Classifications
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- 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
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- 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/028—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
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- 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
- F15B11/042—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the feed line, i.e. "meter in"
- F15B11/0423—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the feed line, i.e. "meter in" by controlling pump output or bypass, other than to maintain constant speed
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The invention discloses an integrated hydraulic system of a powder forming machine, which is characterized by comprising an integrated hydraulic station, a plurality of execution devices and a hydraulic medium, wherein the integrated hydraulic station drives the execution devices to generate specific actions through the pressure of the hydraulic medium; the actuating device is a plurality of hydraulic cylinders arranged in the powder forming machine; the hydraulic medium is a working medium used for transferring energy in the comprehensive hydraulic system. The comprehensive hydraulic system breaks through the mode that an original powder forming machine is provided with a hydraulic system, the hydraulic system is separated from the powder forming machine, power is concentrated in a comprehensive hydraulic station, and a hydraulic medium with pressure is supplied outwards through an oil pipe; the powder forming machine can be a single machine or a plurality of machines in parallel, and a hydraulic system is simplified. In addition, the centralized pressure supply mode can be used for placing the comprehensive hydraulic station and the powder forming machine in a partitioned mode, different field requirements are met, and reasonable layout of a factory is achieved.
Description
Technical Field
The invention relates to the field of powder forming machines, in particular to a hydraulic system of a powder forming machine.
Background
In the field of powder metallurgy at present, a hydraulic powder forming machine is widely applied, and hydraulic transmission has the advantages of stable pressure, accurate positioning and the like. The existing hydraulic powder forming machine is a traditional mode that one hydraulic system supplies one powder forming machine, the hydraulic system is arranged nearby the powder forming machine, the occupied area is large, and reasonable and scientific layout of a factory is not facilitated.
Fig. 1 shows a hydraulic system of a prior art powder forming machine, comprising a hydraulic station 1, a hydraulic line 2, and a powder forming machine 3; the powder forming machine 3 is provided with one hydraulic station 1, and although the hydraulic pipeline 2 is short, the size of a single powder forming machine is large, which is not beneficial to reasonable layout of a factory.
Therefore, those skilled in the art have made an effort to develop a comprehensive hydraulic system for powder molding machines, which is capable of realizing intensive management of hydraulic systems of powder molding machines by supplying a single hydraulic system to a plurality of powder molding machines, and improving utilization of plant space.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the technical problem to be solved by the present invention is how to realize a hydraulic system capable of feeding a plurality of powder forming machines.
In order to achieve the purpose, the invention provides an integrated hydraulic system of a powder forming machine, which comprises a power device, an execution device, a control device, an auxiliary device and a hydraulic medium.
Wherein the content of the first and second substances,
the power device is a hydraulic pump, can convert mechanical energy into pressure energy of liquid and is used for generating power of the whole hydraulic system;
the executing device is a hydraulic cylinder and is used for converting the pressure of the liquid into mechanical energy and driving the load to move; in the present invention, the actuators are respective hydraulic cylinders provided in the powder molding machine.
The control device is various hydraulic valves and is used for controlling and regulating the pressure, flow and direction of hydraulic medium in the hydraulic system; the hydraulic medium is a liquid working medium for transferring energy in a comprehensive hydraulic system, and is generally hydraulic oil;
the auxiliary devices comprise pipes for conveying the hydraulic medium and other auxiliary elements ensuring proper functioning of the pipes, such as media tanks, filters, heaters, coolers, various connections, sensors, etc.
When the hydraulic system is operated, the hydraulic system is driven by a power device, pressure is generated by a hydraulic medium and is transmitted to each actuating device through an auxiliary device, and the control device can control the actuating devices to move in a specific mode.
In a preferred embodiment of the invention, the integrated hydraulic system comprises an integrated hydraulic station, a plurality of executing devices and hydraulic oil filled in the hydraulic system,
wherein the content of the first and second substances,
the comprehensive hydraulic station comprises a power device, a control device and an auxiliary device;
the plurality of actuators are hydraulic cylinders arranged in the plurality of powder forming machines;
the comprehensive hydraulic station provides power required by a plurality of executing devices through a power device and controls the executing devices to move in a specific mode;
furthermore, the comprehensive hydraulic station can be arranged at a position far away from the powder forming machine and is connected with a plurality of execution devices through oil pipes;
furthermore, the control device also comprises a pressure adjusting device which can dynamically adjust the oil supply pressure of the hydraulic station according to the working conditions of the powder forming machines;
furthermore, the control device also comprises a high-pressure ball valve which can effectively cut off the pipeline connection between each powder forming machine and the comprehensive hydraulic station, so that the startup and shutdown of each powder forming machine are not affected;
furthermore, the power device also comprises a power adjusting device which can dynamically adjust the power output of the power device according to the working conditions of the powder forming machines so as to achieve the purposes of energy conservation and efficiency improvement;
as a preference, the hydraulic oil may be one of mineral oil, emulsified oil or synthetic oil.
The present invention thus provides an integrated hydraulic system for a powder forming machine. The powder forming machine breaks through the mode that an original powder forming machine is matched with a hydraulic system, the hydraulic system is separated from the powder forming machine, power is concentrated in a comprehensive hydraulic station, and hydraulic oil with pressure is supplied outwards through an oil pipe; the powder forming machine can be used independently or in parallel, so that a hydraulic system is simplified, and only an oil inlet pipe and an oil outlet pipe are needed. In addition, the centralized oil supply mode can be used for placing the hydraulic oil station and the powder forming machine in a partitioned mode, so that different field requirements can be met; furthermore, the oil supply pressure of the hydraulic station can be dynamically adjusted according to the working conditions of a plurality of powder forming machines; furthermore, the oil pump can be provided with variable frequency control, so that the energy is further saved and the efficiency is further increased. Similar to central heating, the power source (power device) and the execution device (powder forming machine) are separately arranged, so that energy is concentrated, the partition management is realized, the control is convenient, and the expansion is also convenient.
The conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings to fully understand the objects, the features and the effects of the present invention.
Drawings
FIG. 1 is a prior art hydraulic system;
FIG. 2 is a schematic diagram of a preferred embodiment of the present invention;
Detailed Description
The technical contents of the preferred embodiments of the present invention will be more clearly and easily understood by referring to the drawings attached to the specification. The present invention may be embodied in many different forms of embodiments and the scope of the invention is not limited to the embodiments set forth herein.
In the drawings, structurally identical elements are represented by like reference numerals, and structurally or functionally similar elements are represented by like reference numerals throughout the several views. The size and thickness of each component shown in the drawings are arbitrarily illustrated, and the present invention is not limited to the size and thickness of each component. The thickness of the components may be exaggerated where appropriate in the figures to improve clarity.
Example 1
Fig. 2 shows an integrated hydraulic system of a powder forming machine, which comprises an integrated hydraulic station 1, a plurality of hydraulic pipes 2, actuators (i.e. hydraulic cylinders 31, 32, 33, 34) installed in four powder forming machines, and hydraulic oil filled in the hydraulic system;
the comprehensive hydraulic station 1 comprises a power device, a control device and an auxiliary device;
wherein the content of the first and second substances,
the power device comprises a hydraulic pump, can convert mechanical energy into pressure energy of liquid and is used for generating power of the whole hydraulic system;
the control device is various hydraulic valves and is used for controlling and regulating the pressure, flow and direction of liquid in the hydraulic system;
auxiliary devices include oil circuits and other auxiliary components that ensure proper operation of the oil circuit, including but not limited to oil tanks, oil filters, heaters, coolers, various fittings, sensors, etc.
The hydraulic oil is a working medium for transferring energy in a hydraulic system and is one of mineral oil, emulsified oil or synthetic oil. (ii) a
The integrated hydraulic station 1 provides power required by the four powder forming machine hydraulic cylinders 31, 32, 33 and 34 through hydraulic pumps, and controls the four powder forming machine hydraulic cylinders 31, 32, 33 and 34 to move in a specific mode through a control device;
the comprehensive hydraulic system comprises a high-pressure ball valve 5, the high-pressure ball valve 5 is arranged on a hydraulic pipeline of each powder forming machine (an oil inlet pipeline and an oil outlet pipeline are respectively arranged), and the high-pressure ball valve 5 can effectively cut off the pipeline connection between each powder forming machine and the comprehensive hydraulic station 1, so that the startup and shutdown of each powder forming machine are not influenced by each other;
the location of the integrated hydraulic station 1 can be set with less consideration to the location of the powder forming machine and can be set at an optimum location according to the specific situation of the factory space.
Thus, the present invention achieves an integrated hydraulic system for a powder forming machine. The powder forming machine breaks through the mode that an original powder forming machine is matched with a hydraulic system, the hydraulic system is separated from the powder forming machine, power is concentrated in a comprehensive hydraulic station, and hydraulic oil with pressure is supplied outwards through an oil pipe; the powder forming machine can be used independently or in parallel, so that a hydraulic system is simplified, and only an oil inlet pipe and an oil outlet pipe are needed. In addition, the centralized oil supply mode can be used for placing the hydraulic oil station and the powder forming machine in a partitioned mode, so that different field requirements can be met;
example 2
The rest is the same as the embodiment 1, and meanwhile, the control device also comprises a pressure adjusting device which can dynamically adjust the oil supply pressure of the hydraulic station according to the working conditions of a plurality of powder forming machines;
example 3 of embodiment
The rest is the same as the embodiment 2, and meanwhile, the power device also comprises a power adjusting device which can dynamically adjust the power output of the power device according to the working conditions of a plurality of powder forming machines so as to achieve the purposes of energy conservation and efficiency improvement; in this embodiment, the power adjusting device is a frequency converter 4, and the rotational speed of the hydraulic pump motor is adjusted through the frequency converter 4, so that the power output can be adjusted, and the purpose of energy conservation is achieved.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. An integrated hydraulic system of a powder forming machine, which is characterized by comprising an integrated hydraulic station, a plurality of executing devices and a hydraulic medium, wherein the integrated hydraulic station drives the executing devices to generate specific actions through the pressure of the hydraulic medium; the actuating device is a plurality of hydraulic cylinders arranged in the powder forming machine; the hydraulic medium is a working medium used for transferring energy in the comprehensive hydraulic system.
2. The integrated hydraulic system for a powder forming machine of claim 1, wherein the integrated hydraulic station includes a power plant, a control device, and an auxiliary device; the power device can convert mechanical energy into pressure energy of liquid and is used for generating power of the comprehensive hydraulic system; the control device is used for controlling and regulating the pressure, the flow and the direction of the hydraulic medium in the hydraulic system; the auxiliary device comprises a pipeline for conveying hydraulic medium and other auxiliary elements for ensuring the normal work of the pipeline.
3. The integrated hydraulic system of a powder forming machine according to claim 2, wherein the power device is a hydraulic pump by which the hydraulic medium is pressurized.
4. An integrated hydraulic system for a powder forming machine according to claim 2, wherein the control means comprises a plurality of hydraulic valves for controlling and regulating the pressure, flow and direction of the hydraulic medium in the integrated hydraulic system.
5. The integrated hydraulic system of a powder forming machine according to claim 2, wherein the auxiliary devices comprise conduits for conveying hydraulic medium and auxiliary elements for ensuring proper operation of the conduits, which may include but are not limited to the following: hydraulic medium box, filter, heater, cooler, various joints, sensor.
6. An integrated hydraulic system for powder forming machines as claimed in claim 4, wherein the control means further comprises a high pressure ball valve which is effective to disconnect the powder forming machines from the integrated hydraulic station so that the start-up and shut-down of each powder forming machine is not affected by each other.
7. The integrated hydraulic system for a powder forming machine of claim 4, wherein the control means further comprises pressure adjustment means for dynamically adjusting the output pressure of the integrated hydraulic station based on operating conditions of a plurality of powder forming machines.
8. The integrated hydraulic system of powder forming machine according to claim 1, wherein the power unit further comprises a power adjusting device, and the power adjusting device can dynamically adjust the power output of the power unit according to the working conditions of a plurality of powder forming machines, so as to achieve the purposes of energy saving and efficiency improvement.
9. The integrated hydraulic system of a powder forming machine according to claim 8, wherein the power adjusting means is a frequency converter, and the power output can be adjusted by adjusting the rotation speed of the hydraulic pump motor through the frequency converter, thereby achieving the purpose of energy saving.
10. The integrated hydraulic system of a powder forming machine according to claim 1, wherein the hydraulic medium is hydraulic oil, and the hydraulic oil is any one of mineral oil, emulsified oil, or synthetic oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110059987.4A CN112727822A (en) | 2021-01-18 | 2021-01-18 | Comprehensive hydraulic system of powder forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110059987.4A CN112727822A (en) | 2021-01-18 | 2021-01-18 | Comprehensive hydraulic system of powder forming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112727822A true CN112727822A (en) | 2021-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110059987.4A Pending CN112727822A (en) | 2021-01-18 | 2021-01-18 | Comprehensive hydraulic system of powder forming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112727822A (en) |
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2021
- 2021-01-18 CN CN202110059987.4A patent/CN112727822A/en active Pending
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