CN106476320A - A kind of hydraulic press Hydraulic Power Transmission System based on computer controls - Google Patents
A kind of hydraulic press Hydraulic Power Transmission System based on computer controls Download PDFInfo
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- CN106476320A CN106476320A CN201510539275.7A CN201510539275A CN106476320A CN 106476320 A CN106476320 A CN 106476320A CN 201510539275 A CN201510539275 A CN 201510539275A CN 106476320 A CN106476320 A CN 106476320A
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Abstract
The invention discloses a kind of hydraulic press Hydraulic Power Transmission System based on computer controls, including press, computer, and the main pump pressure transducer group with calculating mechatronics, On-off signal valve group, master cylinder relief valve and discharge opeing valve group, press displacement transducer and pressure-loaded prefilling tank, main system, master cylinder, backhaul cylinder pressure transducer, and the pump group electrically connecting with main pump pressure transducer group, and the main pump Stress control valve group electrically connecting with pump group, and the press direction of action control valve group electrically connecting with main pump Stress control valve group；Described press direction of action control valve group, master cylinder relief valve are electrically connected with press with discharge opeing valve group, press displacement transducer and pressure-loaded prefilling tank, main system, master cylinder, backhaul cylinder pressure transducer.The hydraulic press Hydraulic Power Transmission System based on computer controls of the present invention, constitutes closed loop by main pump pressure transducer group, realizes the precise control of the total displacement of pump, and is controlled, as controller, the real-time online completing many pumps complex controll by computer.
Description
Technical field
The present invention relates to a kind of Hydraulic Power Transmission System, and in particular to a kind of hydraulic press Hydraulic Power Transmission System based on computer controls, belongs to control with computational intelligence technical field.
Background technology
Large-scale high speed forging hydraulic press is the strategic equipment of relation national security, economic development, but core technology is abroad monopolized for a long time, relies primarily on import, but apparatus expensive, and purchase cost is higher；Develop advanced production domesticization speed forging hydraulic press groups, China could be changed for the situation relying on import as the high-quality such as aviation forged piece, high accuracy forging for a long time, the situation of current China forging industry " high quantity, low-quality " could be changed, thus improving automaticity and the product quality of China's forging industry.Therefore, in order to improve competitiveness, design a kind of hydraulic press Hydraulic Power Transmission System based on computer controls.
Content of the invention
（One）Technical problem to be solved
For solving the above problems, the present invention proposes a kind of hydraulic press Hydraulic Power Transmission System based on computer controls, constitutes closed loop by main pump pressure transducer group, realizes the precise control of the total displacement of pump；The ultrasonic displacement sensor of hydraulic press is used for controlling the positional precision of upper and lower halt of hydraulic press and the movement velocity of hydraulic press；The pressure transducer of master cylinder and kicker cylinder realizes the precise control of forging force；The real-time online completing many pumps complex controll is controlled as controller by computer.
（Two）Technical scheme
The hydraulic press Hydraulic Power Transmission System based on computer controls of the present invention, including press, computer, and the main pump pressure transducer group with calculating mechatronics, On-off signal valve group, master cylinder relief valve and discharge opeing valve group, press displacement transducer and pressure-loaded prefilling tank, main system, master cylinder, backhaul cylinder pressure transducer, and the pump group electrically connecting with main pump pressure transducer group, and the main pump Stress control valve group electrically connecting with pump group, and the press direction of action control valve group electrically connecting with main pump Stress control valve group；Described press direction of action control valve group, master cylinder relief valve are electrically connected with press with discharge opeing valve group, press displacement transducer and pressure-loaded prefilling tank, main system, master cylinder, backhaul cylinder pressure transducer.
Further, described main pump pressure transducer group includes six main pump pressure transducers.
Further, described pump group includes six pumps.
Preferably, described press displacement transducer is ultrasonic displacement sensor.
（Three）Beneficial effect
Compared with prior art, the hydraulic press Hydraulic Power Transmission System based on computer controls of the present invention, constitutes closed loop by main pump pressure transducer group, realizes the precise control of the total displacement of pump；The ultrasonic displacement sensor of hydraulic press is used for controlling the positional precision of upper and lower halt of hydraulic press and the movement velocity of hydraulic press；The pressure transducer of master cylinder and kicker cylinder realizes the precise control of forging force；The given and comprehensive of control signal is completed by computer completely, and that is, the real-time online completing many pumps complex controll is controlled by computer as controller.
Brief description
Fig. 1 is the overall system structure schematic diagram of the present invention.
Specific embodiment
A kind of hydraulic press Hydraulic Power Transmission System based on computer controls as shown in Figure 1, including press, computer, and the main pump pressure transducer group 1 with calculating mechatronics, On-off signal valve group, master cylinder relief valve and discharge opeing valve group, press displacement transducer and pressure-loaded prefilling tank, main system, master cylinder, backhaul cylinder pressure transducer, and the pump group 2 electrically connecting with main pump pressure transducer group 1, and the main pump Stress control valve group electrically connecting with pump group 2, and the press direction of action control valve group electrically connecting with main pump Stress control valve group；Described press direction of action control valve group, master cylinder relief valve are electrically connected with press with discharge opeing valve group, press displacement transducer and pressure-loaded prefilling tank, main system, master cylinder, backhaul cylinder pressure transducer.
Described main pump pressure transducer group 1 includes six main pump pressure transducers.
Described pump group 2 includes six pumps.
Described press displacement transducer is ultrasonic displacement sensor.
The operation principle of the hydraulic press Hydraulic Power Transmission System based on computer controls of the present invention：Closed loop is constituted by main pump pressure transducer group, realizes the precise control of the total displacement of pump；The ultrasonic displacement sensor of hydraulic press is used for controlling the positional precision of upper and lower halt of hydraulic press and the movement velocity of hydraulic press；The pressure transducer of master cylinder and kicker cylinder realizes the precise control of forging force；The given and comprehensive of control signal is completed by computer completely, and that is, the real-time online completing many pumps complex controll is controlled by computer as controller.
Embodiment described above is only that the preferred embodiment of the present invention is described, and not the spirit and scope of the present invention is defined.On the premise of without departing from design concept of the present invention; various modifications and improvement that this area ordinary person makes to technical scheme; protection scope of the present invention all should be dropped into, the technology contents that the present invention is claimed, all record in detail in the claims.
Claims (4)
1. a kind of hydraulic press Hydraulic Power Transmission System based on computer controls it is characterised in that：Including press, computer, and the main pump pressure transducer group with calculating mechatronics, On-off signal valve group, master cylinder relief valve and discharge opeing valve group, press displacement transducer and pressure-loaded prefilling tank, main system, master cylinder, backhaul cylinder pressure transducer, and the pump group electrically connecting with main pump pressure transducer group, and the main pump Stress control valve group electrically connecting with pump group, and the press direction of action control valve group electrically connecting with main pump Stress control valve group；Described press direction of action control valve group, master cylinder relief valve are electrically connected with press with discharge opeing valve group, press displacement transducer and pressure-loaded prefilling tank, main system, master cylinder, backhaul cylinder pressure transducer.
2. the hydraulic press Hydraulic Power Transmission System based on computer controls according to claim 1 it is characterised in that：Described main pump pressure transducer group includes six main pump pressure transducers.
3. the hydraulic press Hydraulic Power Transmission System based on computer controls according to claim 1 it is characterised in that：Described pump group includes six pumps.
4. the hydraulic press Hydraulic Power Transmission System based on computer controls according to claim 1 it is characterised in that：Described press displacement transducer is ultrasonic displacement sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510539275.7A CN106476320A (en) | 2015-08-30 | 2015-08-30 | A kind of hydraulic press Hydraulic Power Transmission System based on computer controls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510539275.7A CN106476320A (en) | 2015-08-30 | 2015-08-30 | A kind of hydraulic press Hydraulic Power Transmission System based on computer controls |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106476320A true CN106476320A (en) | 2017-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510539275.7A Pending CN106476320A (en) | 2015-08-30 | 2015-08-30 | A kind of hydraulic press Hydraulic Power Transmission System based on computer controls |
Country Status (1)
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| CN (1) | CN106476320A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110171158A (en) * | 2019-05-29 | 2019-08-27 | 重庆市机电设计研究院 | Digitally-controlled press machine control system and its working method |
-
2015
- 2015-08-30 CN CN201510539275.7A patent/CN106476320A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110171158A (en) * | 2019-05-29 | 2019-08-27 | 重庆市机电设计研究院 | Digitally-controlled press machine control system and its working method |
| CN110171158B (en) * | 2019-05-29 | 2020-10-20 | 重庆市机电设计研究院 | Numerical control press machine control system and working method thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170308 |