CN208669759U - A kind of servo-hydraulic energy-saving control system - Google Patents
A kind of servo-hydraulic energy-saving control system Download PDFInfo
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- CN208669759U CN208669759U CN201820988280.5U CN201820988280U CN208669759U CN 208669759 U CN208669759 U CN 208669759U CN 201820988280 U CN201820988280 U CN 201820988280U CN 208669759 U CN208669759 U CN 208669759U
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Abstract
The utility model discloses a kind of servo-hydraulic energy-saving control systems, including control system, servo-driver, servo motor, oil pump, pressure inductor, the control system is connect with servo-driver, the servo-driver is connect with servo motor, the pressure inductor is connect with servo-driver, the servo-driver carries out signal interaction by encoder and servo motor, the servo motor is connect with oil pump, this utility model precision is high, regulating power is strong, high-efficient energy-saving environment friendly, machine service life is longer, noise is small, and structure is simple, installation is simple.
Description
Technical field
The utility model belongs to technical field of hydraulic more particularly to a kind of servo-hydraulic energy-saving control system.
Background technique
Hydraulic control system is to provide dynamic foundation with motor, converts pressure for mechanical energy using hydraulic pump, pushes liquid
Pressure oil.Change the flow direction of hydraulic oil by controlling various valves, thus push hydraulic cylinder make different trips, different directions it is dynamic
Make, completes the different movement needs of various equipment.
One complete hydraulic system is made of five parts, i.e. dynamical element, executive component, control element, auxiliary member
Part and hydraulic oil.Conventional hydraulic control is that have PLC to control each hydraulic valve, so that controlling executive component completes a series of automations
Movement, but motor is invariable power, permanent rotation speed operation, and energy dissipation is serious, and noise is larger, impacts to environment.
Application No. is CN200920077820.5, the applyings date are as follows: 20090703, title are as follows: a kind of oil motor it is hydraulic
In the patent of control device, a kind of hydraulic control device of oil motor is disclosed, system includes piston type oil motor, control unit
And fuel tank, described control unit are formed in parallel by two direct drive type volume control loops, each direct drive type volume control loop packet
Include an oil pump, an AC servo motor, an accumulator and a solenoid directional control valve；One hydraulic fluid port of the oil pump is through one
Hydraulic control one-way valve, solenoid directional control valve are separately connected a working chamber and accumulator for oil motor, another hydraulic fluid port warp of the oil pump
One hydraulic control one-way valve connects another working chamber of oil motor, and the accumulator is dynamic through two high-speed switch solenoid valve connection oil respectively
Two working chambers of machine, two hydraulic fluid ports of the oil pump respectively connect fuel tank through a hydraulic control one-way valve.This conventional hydraulic control system
Precision is not high and the service life is short.
Utility model content
The purpose of this utility model is exactly to provide a kind of servo-hydraulic to overcome the problems of the above-mentioned prior art
Energy-saving control system.
The purpose of the utility model can be achieved through the following technical solutions:
A kind of servo-hydraulic energy-saving control system, including control system, servo-driver, servo motor, oil pump, feeling of stress
Answer device；The control system is connect with servo-driver, and the servo-driver is connect with servo motor, the pressure inductor
It is connect with servo-driver, the servo-driver carries out signal interaction, the servo motor by encoder and servo motor
It is connect with oil pump.
Preferably, the pressure inductor includes pressure sensor.Pressure sensor is watched collected hydraulic feedback
Take driver.
Preferably, the control system and servo-driver are arranged in closed shell, and the shell is externally provided with display
Screen, the display screen are touch screen.
Preferably, the servo-driver is connect by insulated electric conductor with servo motor, and the servo-driver is equipped with electricity
Machine overheating protection interface.
Preferably, the servo motor is servo permanent magnet synchronous motor.
Preferably, the oil pump is crescent gear pump.
Preferably, the control system is PLC control system.
This servo-hydraulic energy-saving control system is that signal is issued by control system, and it is dynamic that servo-driver controls servo motor
Make, carrys out the pressure and flow in regulating system oil circuit, pressure sensor is by pressure feedback to servo-driver.
The utility model has the beneficial effects that
This utility model precision is high, and regulating power is strong, and high-efficient energy-saving environment friendly, machine service life is longer, and noise is small, and
Structure is simple, and installation is simple.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of servo-hydraulic energy-saving control system.
Specific embodiment
In conjunction with shown in attached drawing, the technical solution of the utility model is further described:
A kind of servo-hydraulic energy-saving control system, including control system, servo-driver, servo motor, oil pump, feeling of stress
Answer device, the control system is PLC control system, and the control system is connect with servo-driver, the servo-driver and
Servo motor connection, the pressure inductor are connect with servo-driver, and the servo-driver passes through encoder and servo electricity
Machine carries out signal interaction, and the servo motor is connect with oil pump.
The pressure inductor includes pressure sensor.Pressure sensor is by collected hydraulic feedback to servo-drive
Device.
Wherein, the control system and servo-driver are arranged in closed shell, and the shell is externally provided with display screen,
The display screen is touch screen.
Servo-driver and control system are integrated in a shell, and servo motor and oil pump assembling are integral, are made
It is simple to obtain moulding, installation is simple, and debugging is simple
The servo-driver is connect by insulated electric conductor with servo motor, and the servo-driver is protected equipped with motor overheating
Protect interface.
The oil pump is crescent gear pump.
The servo motor is servo permanent magnet synchronous motor.
This set system establishes closed-loop control system, the driving of servo motor according to the feedback of position, pressure or flow
Revolving speed can change as the demand volume of hydraulic system changes, electric when the not demand of hydraulic system or demand very little
When machine speed then can be by control very little or close to zero, motor does not turn at this time, and system saves energy, when the need of hydraulic system
Ask big, motor speed then increases, and reaches high-effect effect according to hydraulic demand control motor.
To the requirement for reaching Energy Saving Control of maximum magnitude, when motor speed very low even zero, hydraulic pressure system
The energy consumption of system also low even zero.
The benefit of this set servo-control system:
1, precision is high: system is accordingly rapid, and closed-loop control keeps some sophisticated products that cannot be produced originally now complete
It can be competent at entirely.
2, servo-system regulating power is strong: pressure closed loop control keeps system pressure highly stable, and pressure oscillation is lower than positive and negative
0.5bar improves plastic product Forming Quality.
3, machine service life is longer: machine service life is high；After energy-saving servo modernization system, hydraulic system according to
Actual needs flow and pressure carry out fuel feeding, without overflow be lost, system heat generation is few, oil temperature reduce, oil leak reduce, machine maintenance at
This reduction, service life are high.
4, environmental protection-working environment is more comfortable
Noise is small；Using interior ratcheting gear pump, system noise drops to 65db working environment by 80db and is improved.
It is water-saving；Cost is reduced, pollution is reduced, oil temperature reduces, and hydraulic oil service life increases, and waste oil is reduced, cooling requirement
It reduces, is reduced with water.
Finally, it should be noted that above embodiments are only to illustrate rather than limit the technical solution of the utility model, although
The utility model is described in detail referring to above-described embodiment, those skilled in the art should understand that: still may be used
To be modified or replaced equivalently to the utility model, without departing from the spirit and scope of the utility model, and appended right
It is required that being intended to these modifications fallen into the spirit and scope of the utility model or equivalent replacement.
Claims (7)
1. a kind of servo-hydraulic energy-saving control system, including control system, servo-driver, servo motor, oil pump, pressure sensitive
Device；
It is characterized by:
The control system is connect with servo-driver, and the control system is connect with the servo-driver with servo motor,
The pressure inductor is connect with servo-driver, and the servo-driver carries out signal friendship by encoder and servo motor
Mutually, the servo motor is connect with oil pump.
2. energy-saving control system as described in claim 1, it is characterised in that: the pressure inductor includes pressure sensor,
Pressure sensor is by collected hydraulic feedback to servo-driver.
3. energy-saving control system as described in claim 1, it is characterised in that: the control system and servo-driver are arranged
In closed shell, the shell is externally provided with display screen, and the display screen is touch screen.
4. energy-saving control system as described in claim 1, it is characterised in that: the servo-driver passes through insulated electric conductor and watches
Motor connection is taken, the servo-driver is equipped with motor overheating protection interface.
5. energy-saving control system as described in claim 1, it is characterised in that: the servo motor is servo permanent magnet synchronous electric
Machine.
6. energy-saving control system as described in claim 1, it is characterised in that: the oil pump is crescent gear pump.
7. energy-saving control system as described in claim 1, it is characterised in that: the control system is PLC control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820988280.5U CN208669759U (en) | 2018-06-25 | 2018-06-25 | A kind of servo-hydraulic energy-saving control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820988280.5U CN208669759U (en) | 2018-06-25 | 2018-06-25 | A kind of servo-hydraulic energy-saving control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208669759U true CN208669759U (en) | 2019-03-29 |
Family
ID=65825081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820988280.5U Expired - Fee Related CN208669759U (en) | 2018-06-25 | 2018-06-25 | A kind of servo-hydraulic energy-saving control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208669759U (en) |
-
2018
- 2018-06-25 CN CN201820988280.5U patent/CN208669759U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190329 Termination date: 20210625 |