CN109630492A - A kind of slim proportioning valve - Google Patents
A kind of slim proportioning valve Download PDFInfo
- Publication number
- CN109630492A CN109630492A CN201910061312.6A CN201910061312A CN109630492A CN 109630492 A CN109630492 A CN 109630492A CN 201910061312 A CN201910061312 A CN 201910061312A CN 109630492 A CN109630492 A CN 109630492A
- Authority
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- China
- Prior art keywords
- mainboard
- air inlet
- solenoid valve
- block
- shell
- 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.)
- Granted
Links
- 230000005611 electricity Effects 0.000 claims description 4
- 238000012856 packing Methods 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000013003 hot bending Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction 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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Fluid Pressure (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention discloses a kind of slim proportioning valves, including air inlet block, sensor board, link block, mainboard, shell, display panel, intake solenoid valve and exhaust solenoid valve, air inlet is packaged to be set on the shell, sensor board is installed on air inlet block, mainboard is installed inside the housing, and is connected by link block with air inlet block, and mainboard is connect with sensor board signal, display panel is installed on the shell, and intake solenoid valve and exhaust solenoid valve are connected with mainboard.The configuration of the present invention is simple, control precision is effectively improved, 0.1kPa grades of control accuracy can be reached, and low in energy consumption, long service life, temperature coefficient are stablized, the industry control message of standard, convenient for customer provided equipment use, parameter that no setting is required, internal control algorithm is precisely controlled pressure, fast response time, meanwhile using Integrated design, install convenient, it is adapted for mount in the industrial environment of narrow complexity.
Description
Technical field
The present invention and proportioning valve technical field are more specifically to be related to a kind of slim proportioning valve.
Background technique
Proportioning valve is widely used in the industrial equipments such as 3D printing, flush coater, banding machine, grinder, hot-bending machine and blowing
In, convenient for controlling the stroke of cylinder or the size of equipment air pressure.Currently, common proportioning valve overall volume is larger on the market, no
Be easily installed in the industrial environment of narrow complexity, and multiple proportioning valves can not be installed, in addition, the control precision of proportioning valve compared with
It is low, greatly all in 1kPa grades or more, it is unable to satisfy high-precision requirement.
Summary of the invention
It is an object of the invention to overcome drawbacks described above in the prior art, one kind is provided and effectively improves control precision, energy
Enough reach 0.1kPa grades of control accuracy, and low in energy consumption, long service life, temperature coefficient are stablized, the Industry Control letter of standard
Number, it being used convenient for customer provided equipment, parameter that no setting is required, internal control algorithm is precisely controlled pressure, and sound speed is fast, meanwhile,
Using Integrated design, install convenient, the slim proportioning valve being adapted for mount in the industrial environment of narrow complexity.
To achieve the above object, the present invention provides a kind of slim proportioning valves, including air inlet block, sensor board, connection
Block, mainboard, shell, display panel, intake solenoid valve and exhaust solenoid valve, the air inlet is packaged to be set on the shell, the sensing
Device plate is installed on air inlet block, and the mainboard installing inside the housing, and is connected by link block with air inlet block, the master
Plate is connect with sensor board signal, display panel installing on the shell, the intake solenoid valve and exhaust solenoid valve with
Mainboard is connected.
Preferably, further including O-ring seal, inlet seal pad and mainboard gasket, the O type sealing ring installing
Between air inlet block and sensor board, the inlet seal pad is installed between sensor board and link block, the mainboard sealing
Pad is installed between link block and mainboard.
Preferably, further including link block fixed screw, mainboard fixed screw and housing attachment screws, the connection
Block is installed on air inlet block by link block fixed screw, and the mainboard is installed inside the housing by mainboard fixed screw, institute
It states shell and is fixedly connected by housing attachment screws with air inlet block.
Preferably, further including the first clamp rail elastic wire and the second clamp rail elastic wire, the first clamp rail elasticity
Steel wire and the second clamp rail elastic wire are respectively installed in the external upper and lower ends of air inlet block.
Preferably, the mainboard include signal input module, control unit module, signal feedback collection module and
Solenoid valve driving module, described control unit module are driven with signal input module, signal feedback collection module and solenoid valve respectively
Dynamic model block is connected, and the solenoid valve driving module is connected with intake solenoid valve and exhaust solenoid valve respectively.
Compared with prior art, the beneficial effects of the present invention are:
The configuration of the present invention is simple, including air inlet block, sensor board, link block, mainboard, shell, display panel, air inlet electricity
Magnet valve and exhaust solenoid valve, air inlet is packaged to be set on the shell, and sensor board is installed on air inlet block, and mainboard is installed inside the shell
Portion, and being connected by link block with air inlet block, mainboard is connect with sensor board signal, display panel install on the shell, into
Pneumoelectric magnet valve and exhaust solenoid valve are connected with mainboard, effectively improve control precision, can reach 0.1kPa grades of control essence
Exactness, and low in energy consumption, long service life, temperature coefficient are stablized, the industry control message of standard makes convenient for customer provided equipment
With, parameter that no setting is required, internal control algorithm is precisely controlled pressure, fast response time, meanwhile, just using Integrated design, installation
Victory is adapted for mount in the industrial environment of narrow complexity.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will to embodiment or
Attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of slim proportioning valve provided by the invention；
Fig. 2 is a kind of decomposition texture schematic diagram of slim proportioning valve provided by the invention；
Fig. 3 is a kind of schematic diagram of the mainboard of slim proportioning valve provided by the invention；
Fig. 4 is a kind of schematic diagram of movements of slim proportioning valve provided by the invention；
Fig. 5 is a kind of circuit diagram of the signal acquisition circuit of slim proportioning valve provided by the invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
Member's every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Fig. 1 and Fig. 2 are please referred to, the embodiment provides a kind of slim proportioning valves, including air inlet block 1, sensor
Plate 2, link block 3, mainboard 4, shell 5, display panel 6, intake solenoid valve 7 and exhaust solenoid valve 8, air inlet block 1 are installed in shell
On 5, sensor board 2 is installed on air inlet block 1, and mainboard 4 is installed in inside shell 5, and is connected by link block 3 with air inlet block 1
It connects, mainboard 4 is connect with 2 signal of sensor board, and display panel 6 is installed on shell 5, and intake solenoid valve and exhaust solenoid valve are equal
It is connected with mainboard 4, the present embodiment is described in detail with reference to the accompanying drawing.
As shown in Fig. 2, air inlet block 1 is installed on shell 5, sensor board 2 is installed on air inlet block 1, and mainboard 4 is installed in
Inside shell 5, and it is connected by link block 3 with air inlet block 1, mainboard 4 is connect with 2 signal of sensor board, and display panel 6 is installed
On shell 5, intake solenoid valve and exhaust solenoid valve are connected with mainboard 4, using pid control algorithm, effectively improve control
Precision can reach 0.1kPa grades of control accuracy, and low in energy consumption, long service life, temperature coefficient are stablized, the work of standard
Industry controls signal, uses convenient for customer provided equipment, parameter that no setting is required, and internal control algorithm is precisely controlled pressure, response speed
Degree is fast, meanwhile, using Integrated design, install convenient, it is adapted for mount in the industrial environment of narrow complexity.
Wherein, further include O-ring seal 9, inlet seal pad 10 and mainboard gasket 11, O-ring seal 9 be installed in into
Between air parcel 1 and sensor board 2, inlet seal pad 10 is installed between sensor board 2 and link block 3, and mainboard gasket 11 fills
It is located between link block 3 and mainboard 4.
It wherein, further include link block fixed screw 12, mainboard fixed screw 13 and housing attachment screws 14, link block 3 is logical
It crosses link block fixed screw 12 to be installed on air inlet block 1, mainboard 4 is installed in inside shell 5 by mainboard fixed screw 13, outside
Shell 5 is fixedly connected by housing attachment screws 14 with air inlet block 1.
Preferably, further including the first clamp rail elastic wire 7 and the second clamp rail elastic wire 8, the first clamp rail elastic wire 7
It is respectively installed in the external upper and lower ends of air inlet block 1 with the second clamp rail elastic wire 8, passes through 7 He of the first clamp rail elastic wire
The Integrated design of second clamp rail elastic wire 8, install proportioning valve can integrally side by side, be adapted for mount on the work of narrow complexity
In industry environment.
Wherein, as shown in Fig. 3, Fig. 4 and Fig. 5, mainboard 4 includes signal input module, control unit module, signal feedback
Acquisition module and solenoid valve driving module, control unit module respectively with signal input module, signal feedback collection module and electricity
Magnet valve drive module is connected, and solenoid valve driving module is connected with intake solenoid valve and exhaust solenoid valve respectively.
Wherein, mainboard has following functions design:
Counnter attack connection function: being designed by circuit hardware, is connected diode D1 in circuit, is prevented circuit from power supply
Reversal connection and output signal are reversely connected function, and after reverse power connection, diode D1 protects entire circuit devcie, when circuit output short circuit
Or overload when, by the signal intensity on sampling resistor obtain whether short circuit or overload signal, MCU master chip output protection letter
Number, disconnect output signal.
Over-voltage protecting function: the maximum value by detecting input voltage, when voltage drops to setting value or less, automatically
Power work is connected, realizes superpressure auto power off, protects subsequent conditioning circuit.
Simulation output function: feedback signal is obtained by the pressure value of output, single-chip microcontroller acquires feedback signal output and corresponds to
Analog voltage or current signal, be given to control terminal host computer, whether feedback, which has completed control, requires.
LDO power-supply service: LDO linear voltage regulator is used, using two-stage pressure stabilizing, the first order is to amplifier, solenoid valve, switch
Output power supply, the second level export to single-chip microcontroller, sample conversion chip and display and power, and keep bulk supply stability good, export
Ripple is small.
It is illustrated in figure 5 the circuit diagram of signal acquisition circuit, the pin 3 of sensor U5 connects positive pole, pin
1,6 connection power cathode is amplified by the variable voltage signal of the size variation output of pressure by operational amplifier, defeated
1 to 3V analog voltage out.
Wherein, the size of control gas circuit flow is realized by the length opened and closed using solenoid valve.When work, control
The adjustable square wave of unit module output pulse width processed controls the charge and discharge length of time of capacitor C2 by triode Q2, with electricity
Voltage on resistance R21 is made comparisons through operational amplifier U3-A amplifier, and output control signal is through resistance R28 control triode Q10's
On or off controls the length of on or off time with this, realizes that the opening and closing time of control solenoid valve L2 is long
It is short, achieve the purpose that control gas circuit uninterrupted.
Wherein, the length of time of solenoid valve is determined by input signal and the difference of current pressure values, and time point is from electromagnetism
Valve is closed skip signal of the moment generation on resistance R21, exports through operational amplifier U3-A to capacitor C9, makes triode
FB failing edge signal is sent to control unit module, starts timing by Q12, triode Q3 conducting.
When work, when the input signal goes high, intake solenoid valve is opened, part supply pressure is defeated by intake solenoid valve
Pressure is exported to gas out, which is continued by sensor board 2, pressure by control loop correction, if output
Pressure is lower than the corresponding ratio of input signal, then continues to open intake solenoid valve, conversely, closing intake solenoid valve, opens exhaust
Solenoid valve keeps output pressure directly proportional to input signal, range is 0.0001 until output pressure is proportional to input signal
To between 0.1MPa.
In conclusion the configuration of the present invention is simple, including it is air inlet block 1, sensor board 2, link block 3, mainboard 4, shell 5, aobvious
Show that panel 6, intake solenoid valve and exhaust solenoid valve, air inlet block 1 are installed on shell 5, sensor board 2 is installed in air inlet block 1
On, mainboard 4 is installed in inside shell 5, and is connected by link block 3 with air inlet block 1, and mainboard 4 and 2 signal of sensor board connect
It connects, display panel 6 is installed on shell 5, and intake solenoid valve and exhaust solenoid valve are connected with mainboard, effectively improves control
Precision can reach 0.1kPa grades of control accuracy, and low in energy consumption, long service life, temperature coefficient are stablized, the work of standard
Industry controls signal, uses convenient for customer provided equipment, parameter that no setting is required, and internal control algorithm is precisely controlled pressure, response speed
Degree is fast, meanwhile, using Integrated design, install convenient, it is adapted for mount in the industrial environment of narrow complexity.
The above embodiment is a preferred embodiment of the present invention, but the embodiment invented is not by above-described embodiment
Limitation, other any changes, modifications, substitutions, combinations, simplifications made without departing from the spirit and principles of the present invention,
It should be equivalent substitute mode, be included within the protection scope originally put.
Claims (5)
1. a kind of slim proportioning valve, it is characterised in that: including air inlet block (1), sensor board (2), link block (3), mainboard (4),
Shell (5), display panel (6), intake solenoid valve and exhaust solenoid valve, the air inlet block (1) is installed on shell (5), described
Sensor board (2) is installed on air inlet block (1), and it is internal that the mainboard (4) is installed in shell (5), and by link block (3) with into
Air parcel (1) is connected, and the mainboard (4) connect with sensor board (2) signal, and the display panel (6) is installed in shell (5)
On, the intake solenoid valve and exhaust solenoid valve are connected with mainboard (4).
2. a kind of slim proportioning valve according to claim 1, it is characterised in that: further include that O-ring seal (9), air inlet are close
Packing (10) and mainboard gasket (11), the O-ring seal (9) are installed between air inlet block (1) and sensor board (2), institute
It states inlet seal pad (10) to be installed between sensor board (2) and link block (3), the mainboard gasket (11) is installed in connection
Between block (3) and mainboard (4).
3. a kind of slim proportioning valve according to claim 1, it is characterised in that: further include link block fixed screw (12),
Mainboard fixed screw (13) and housing attachment screws (14), the link block (3) are installed in by link block fixed screw (12)
On air inlet block (1), the mainboard (4) is installed in shell (5) inside by mainboard fixed screw (13), and the shell (5) passes through
Housing attachment screws (14) are fixedly connected with air inlet block (1).
4. a kind of slim proportioning valve according to claim 1, it is characterised in that: further include the first clamp rail elastic wire (7)
With the second clamp rail elastic wire (8), the first clamp rail elastic wire (7) and the second clamp rail elastic wire (8) are respectively installed in
In the external upper and lower ends of air inlet block (1).
5. a kind of slim proportioning valve according to claim 1, it is characterised in that: the mainboard (4) includes signal input mould
Block, control unit module, signal feedback collection module and solenoid valve driving module, described control unit module are defeated with signal respectively
Enter module, signal feedback collection module is connected with solenoid valve driving module, the solenoid valve driving module respectively with air inlet electricity
Magnet valve is connected with exhaust solenoid valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910061312.6A CN109630492B (en) | 2019-01-23 | 2019-01-23 | Thin proportional valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910061312.6A CN109630492B (en) | 2019-01-23 | 2019-01-23 | Thin proportional valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109630492A true CN109630492A (en) | 2019-04-16 |
| CN109630492B CN109630492B (en) | 2023-12-05 |
Family
ID=66063174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910061312.6A Active CN109630492B (en) | 2019-01-23 | 2019-01-23 | Thin proportional valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109630492B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111538358A (en) * | 2020-05-12 | 2020-08-14 | 行益科技(宁波)有限公司 | Thin type precision voltage regulating system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4112656A1 (en) * | 1990-04-23 | 1991-10-24 | Mueller Weingarten Maschf | Drawing device for press - has pressure face, charged by different forces during drawing |
| EP1586777A1 (en) * | 2004-04-16 | 2005-10-19 | FESTO AG & Co | Kit for proportional valve and valve assembled therewith |
| CN201636418U (en) * | 2010-02-25 | 2010-11-17 | 杭州强邦精密机械电器有限公司 | Gas proportional valve with compact structure |
| CN203114768U (en) * | 2013-03-20 | 2013-08-07 | 锦州市力特缸泵阀液压制造有限公司 | Composite electric proportional valve |
| CN204476901U (en) * | 2015-01-05 | 2015-07-15 | 北京航天动力研究所 | Harbour machinery hydraulic system |
| CN204828107U (en) * | 2015-07-16 | 2015-12-02 | 浙江师范大学 | High accuracy electro -hydraulic proportional valve |
| CN207740266U (en) * | 2018-01-12 | 2018-08-17 | 广东诺能泰自动化技术有限公司 | Segmented finely tunes proportioning valve |
| CN209925321U (en) * | 2019-01-23 | 2020-01-10 | 广东诺能泰自动化技术有限公司 | Thin type proportional valve |
-
2019
- 2019-01-23 CN CN201910061312.6A patent/CN109630492B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4112656A1 (en) * | 1990-04-23 | 1991-10-24 | Mueller Weingarten Maschf | Drawing device for press - has pressure face, charged by different forces during drawing |
| EP1586777A1 (en) * | 2004-04-16 | 2005-10-19 | FESTO AG & Co | Kit for proportional valve and valve assembled therewith |
| CN201636418U (en) * | 2010-02-25 | 2010-11-17 | 杭州强邦精密机械电器有限公司 | Gas proportional valve with compact structure |
| CN203114768U (en) * | 2013-03-20 | 2013-08-07 | 锦州市力特缸泵阀液压制造有限公司 | Composite electric proportional valve |
| CN204476901U (en) * | 2015-01-05 | 2015-07-15 | 北京航天动力研究所 | Harbour machinery hydraulic system |
| CN204828107U (en) * | 2015-07-16 | 2015-12-02 | 浙江师范大学 | High accuracy electro -hydraulic proportional valve |
| CN207740266U (en) * | 2018-01-12 | 2018-08-17 | 广东诺能泰自动化技术有限公司 | Segmented finely tunes proportioning valve |
| CN209925321U (en) * | 2019-01-23 | 2020-01-10 | 广东诺能泰自动化技术有限公司 | Thin type proportional valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111538358A (en) * | 2020-05-12 | 2020-08-14 | 行益科技(宁波)有限公司 | Thin type precision voltage regulating system |
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| Publication number | Publication date |
|---|---|
| CN109630492B (en) | 2023-12-05 |
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