CN204588512U - Based on the self-adaptive pressure balance control system of microcontroller - Google Patents
Based on the self-adaptive pressure balance control system of microcontroller Download PDFInfo
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- CN204588512U CN204588512U CN201520289813.7U CN201520289813U CN204588512U CN 204588512 U CN204588512 U CN 204588512U CN 201520289813 U CN201520289813 U CN 201520289813U CN 204588512 U CN204588512 U CN 204588512U
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Abstract
The utility model relates to the self-adaptive pressure balance control system based on microcontroller, comprises admission port, exhausr port, cylinder, pneumatic safe valve, pneumatic transmission loop and control circuit; Pneumatic transmission loop comprises pressure regulating valve, air inlet electromagnetic valve, exhaust solenoid valve and pressure sensor, air inlet electromagnetic valve one end is connected with admission port by pressure regulating valve, the other end is connected with exhaust solenoid valve, the other end of exhaust solenoid valve is connected on exhausr port, and pressure sensor is connected between air inlet electromagnetic valve and exhaust solenoid valve; Described control circuit comprises direction switch, microcontroller, driving circuit and relay, microcontroller input is connected with pressure sensor with direction switch, mouth is connected on driving circuit, and driving circuit is connected with exhaust solenoid valve with air inlet electromagnetic valve by relay.Its beneficial effect produced is that gas circuit is simple and reliable, and small in volume integrated level is high, and Applicable scope is large, convenient and flexible operation, and load variations, without the need to adjustment, improves the production efficiency of manufacturing line.
Description
Technical field
The utility model relates to pressure adaptive balance control system, particularly relates to the self-adaptive pressure balance control system based on microcontroller.
Background technology
The application of self-adaptive pressure balanced system widely, at most in carrying, assembling, product load changeable and need flexible operation, accurately, occasion efficiently.The equilibrium principle of its application of force dexterously, makes workpiece form a kind of agravicization quick condition aloft, that is: the gravity of workpiece balance by corresponding pulling force, only need very little operating effort when making operator implement carrying operation to workpiece.For operator, without the need to skilled crawl key operation, free-hand push-and-pull weight, just weight correctly can be put into any position in space, maximum load can reach 880Kg.
This self-adaptive pressure balance control system based on microcontroller is especially applicable to being applied to balancing hoisting machine, and the motion of control cylinder can form a kind of novel pneumatic balancing hoisting machine.
Electrodynamic balance crane system mainly adopts motor to drive, and needs complexity, expensive control and Fu and motor;
Hydraulic balancing crane system cloud gray model is steady, and propulsive effort is large, but also have that structure is more complicated, price is high, difficult in maintenance, easily catch fire.
Air counterbalance crane system more can give full play to the effect of balance crane, and working part achieves the location of optional position, greatly extends its field of application.
Traditional balance crane Pneumatic controller pneumatic element and the parameter that need adjust according to the change of load more, system complex, the coupling of each adjustment parameter is comparatively difficult, each parameter need be readjusted when the load, for easy to use, usually only for the carrying of single selected workpiece, the workpiece changeable for load in assembling is comparatively difficult; The variation range value of the adjustment value of pressure regulating valve is comparatively large, the arm of force change in four-bar mechanism motion, and balance crane needs the state of equilibrium of constantly foundation unstable at work, and working stability and the precision of balance crane are poor.
Summary of the invention
The purpose of this utility model is to provide a kind of self-adaptive pressure balance control system integrated based on the height of microcontroller, makes system architecture more simple, and significantly improves the working stability of balance crane, application flexibility and precision.
For achieving the above object, this novel self-adaptive pressure balance control system integrated based on the height of microcontroller, comprises pneumatic transmission loop and control circuit; Described pneumatic transmission loop comprises pressure regulating valve, air inlet electromagnetic valve, exhaust solenoid valve and pressure sensor, described air inlet electromagnetic valve one end is connected with admission port by pressure regulating valve, the other end is connected with exhaust solenoid valve, the other end of exhaust solenoid valve is connected on exhausr port, pressure sensor is connected between air inlet electromagnetic valve and exhaust solenoid valve, and by pneumatic safe valve and cylinders; Described control circuit comprises direction switch, microcontroller, driving circuit and some relays, described microcontroller input is connected with pressure sensor with direction switch, mouth is connected on driving circuit, and driving circuit is connected with exhaust solenoid valve with air inlet electromagnetic valve respectively by relay.
In order to Guarantee control system continuous firing when electromagnetic valve damages, this pneumatic transmission loop also comprises standby electricity magnet valve, and standby electricity magnet valve is connected between pressure regulating valve and air inlet electromagnetic valve and forms an air pressure drive circuit for subsequent use.
In order to the electric signal isolation by the microcontroller external world, increase system stability, described control circuit also comprises two photoelectric isolating circuits, is connected to input end and the mouth of microcontroller.
In order to extraneous input voltage being converted to level needed for an element, described circuit also comprises power-switching circuit, and this circuit on one side is connected with power supply, and the other end is connected to each circuit and chip.
In order to feed back balance control system data and set, described control circuit also comprises pressure display and initialization circuit and communication interface circuit, wherein, pressure display is connected with the universaling I/O port of microcontroller with initialization circuit, and communication interface circuit is connected with micro-controller communications mouth.
A preferred direction switch plan of establishment is set to lifting key, decline key and multiple spare key.
In order to control the electromagnetic valve of control system, described relay is divided into air inlet relay, and exhaust relay, duplicate relay, respectively at air inlet electromagnetic valve, exhaust solenoid valve is connected with standby electricity magnet valve.
In order to ensure the safety of system, described control circuit also comprises warning circuit, and warning circuit is connected with driving circuit.
It is simple and reliable that the intelligent pneumatic power balance crane system of the self-adaptive pressure balance control system based on this microcontroller of the present utility model and traditional Pneumatic balance crane ratio have gas circuit, small in volume integrated level is high, Applicable scope is large, easy and simple to handle, flexible, reliable, without the need to adjustment during load variations, a station can be carried the accessory of multiple weight and assemble, the station quantity of manufacturing line can be reduced by actv., improve the production efficiency of manufacturing line.
Accompanying drawing explanation
The control capsule inside composition structural representation of the utility model self-adaptive pressure balance control system in dotted line in Fig. 1.
Fig. 2 is the circuit diagram of control circuit.
In figure: 11 is pressure regulating valves, 12 is air inlet electromagnetic valves, 13 is exhaust solenoid valves, 14 is standby electricity magnet valves, 15 is pressure sensors, 16 is control circuits, 17 is communication port and circuit button, 18 is pneumatic safe valves, 19 is cylinders, 110 is exhausr ports, 111 is gas circuit 1 interfaces, 112 is gas circuit 2 interfaces, 113 is admission ports, 114 is power interfaces, 21 is lifting key, 22 is decline keys, 23 is spare keys, 24 is incoming signal photoelectric isolating circuits, 25 is microcontrollers, 251 is control signal input ports, 252 is control signal delivery ports, 253 is pressure sensor signal input ports, 254 is universaling I/O ports of microcontroller, 255 is signal of communication delivery ports, 26 is pressure display and initialization circuit, 27 is communication interface circuits, 28 is output signal photoelectric isolating circuits, 29 is driving circuits, 210 is air inlet relays, 211 is exhaust relays, 212 is duplicate relaies, 213 is warning circuits, 214 is pressure sensor interfaces.
Detailed description of the invention
As Fig. 1, Fig. 2, the utility model is based on the self-adaptive pressure balance control system of microcontroller, be mainly used in balancing hoisting machine the motion controlling balancing hoisting machine cylinder, primarily of admission port 114, exhausr port 110, pneumatic safe valve 18 and cylinder 19, pneumatic transmission loop and control circuit composition; Wherein pneumatic transmission loop comprises pressure regulating valve 11, air inlet electromagnetic valve 12, exhaust solenoid valve 13 and pressure sensor 15, air inlet electromagnetic valve 12 one end is connected with admission port 114 by pressure regulating valve 11, the other end is connected with exhaust solenoid valve 13, the other end of exhaust solenoid valve 13 is connected on exhausr port 110, pressure sensor 15 is connected between air inlet electromagnetic valve 12 and exhaust solenoid valve 13, and is connected with cylinder 19 by pneumatic safe valve 18; Described control circuit comprises direction switch, microcontroller 25, driving circuit 29 and some relays, microcontroller input is connected with pressure sensor 15 with direction switch, mouth is connected on driving circuit 29, and driving circuit 29 is connected with standby electricity magnet valve 14 with air inlet electromagnetic valve 12, exhaust solenoid valve 13 respectively by relay.
Between pressure regulating valve 11 and air inlet electromagnetic valve 12, be also connected with a standby electricity magnet valve 14, form an air pressure drive circuit for subsequent use, for when major loop et out of order, the normal operation in loop can be kept.Between loop and cylinder 19, be connected with a pneumatic safe valve 18 simultaneously, when gas path pipe damage etc. causes making pressurized air in cylinder not discharge by it during rapid decompression, ensure cylinder hovering.
System controls whole system by control circuit and runs, wherein pressure sensor 15 is connected with microcontroller upward pressure sensor signal input port 253 by pressure sensor interface 214, and processed by the incoming signal of microcontroller 25 pairs of direction switches and pressure sensor 15, and feed back to relay, control the operation in whole pneumatic transmission loop.
During work, connect pneumatic and electric elements accordingly by said process, logical pressurized air and electricity, power supply converts the level needed for a circuit and chip to by power-switching circuit.
Press direction switch, signal is by the conversion of the incoming signal photoelectric isolating circuit 24 for isolating extraneous electric signal, by signal transmission to microcontroller 25, microcontroller 25 pairs of signals process, then by output signal photoelectric isolating circuit 28 by signal through overdrive circuit 29 by electric signal drive amplification, and feed back to relay, by the operation in Control pneumatic transmission loop, reach the object controlling weight lifting.Direction switch is divided into lifting key 21, decline key 22 and spare key 23.Relay is divided into air inlet relay 210, exhaust relay 211 and duplicate relay 212.
In above-mentioned working process, if press lifting key 21, microcontroller 25 feeds back to air inlet relay 210 and exhaust relay 211 after being amplified by driving circuit 29 by signal, controlling air inlet electromagnetic valve 12 obtains electric, exhaust relay 13 dead electricity, cylinder intake, drives weight to rise.In like manner, if press decline key 22, signal is fed back to air inlet relay 210 and exhaust relay 211 by driving circuit 29 amplification by microcontroller 25, and control exhaust solenoid valve 13 and obtain electric, air inlet relay 12 dead electricity, cylinder exhaust, drive weight declines.
Unclamp rising or decline key, exhaust solenoid valve 13 and air inlet relay 12 all dead electricity, cylinder interior gas is closed, atmospheric pressure and weight gravity equilibrium establishment state, and by pressure sensor 15 by data feedback microcontroller 25, the memory of this pressure is balance base pressure by microcontroller 25.
Now, during the operating effort that applying one is small on weight, when down on time, cylinder 19 internal pressure rises, pressure sensor 15 by data feedback to microcontroller 25, microcontroller 25 controls exhaust solenoid valve 13 by exhaust relay 211 and obtains electric exhaust, keeps base pressure force value in cylinder, and weight reduces with cylinder interior gas and declines.
In like manner, when up lifting, cylinder 19 internal pressure declines, and pressure sensor 15 is by data feedback to microcontroller 25, and controller control 25 controls air inlet electromagnetic valve 12 by air inlet relay 210 and obtains electric air inlet, keep base pressure force value in cylinder, weight increases with cylinder interior gas and rises.
When action stops, weight is static immediately.By above operation, the fine setting of counterweight object location can be completed.For weight end-of-job, when being put into assigned position, press decline key 22, weight is by complete discharge.Change weight and can re-start operation.
Operationally, when weight exceedes setting load, the signal sent of microcontroller 25 is when output signal photoelectric isolating circuit 28, and signal feedback to warning circuit 213, is completed sound and light alarm by coupled driving circuit 29.
Pressure display and initialization circuit 26 and communication interface circuit 27 is also provided with in control circuit, pressure display and initialization circuit 26 are LED or LCD display, and with button, for showing pressure set points and current pressure values, button completes the setting to setup pressure value and mode of operation.Communication interface circuit 27 upgrades or external connection device communication for software download.For improving the function of this system, simplify Dynamic System.
During in order to ensure that circuit component breaks down, circuit is unimpeded, is also designed with spare key 23 and duplicate relay 212 in control circuit, for temporarily for subsequent use.
Claims (8)
1. based on a self-adaptive pressure balance control system for microcontroller, it is characterized in that: comprise admission port (113), exhausr port (110), cylinder (19), pneumatic safe valve (18), pneumatic transmission loop and control circuit; Described pneumatic transmission loop comprises pressure regulating valve (11), air inlet electromagnetic valve (12), exhaust solenoid valve (13) and pressure sensor (15), described air inlet electromagnetic valve (12) one end is connected with admission port (113) by pressure regulating valve (11), the other end is connected with exhaust solenoid valve (13), the other end of exhaust solenoid valve (13) is connected on exhausr port (110), pressure sensor (15) is connected between air inlet electromagnetic valve (12) and exhaust solenoid valve (13), and is connected with cylinder (19) by pneumatic safe valve (18); Described control circuit comprises direction switch, microcontroller (25), driving circuit (29) and some relays, described microcontroller (25) input end is connected with pressure sensor (15) with direction switch, mouth is connected on driving circuit (29), and driving circuit (29) is connected with standby electricity magnet valve (14) with air inlet electromagnetic valve (12), exhaust solenoid valve (13) respectively by relay.
2. the self-adaptive pressure balance control system based on microcontroller according to claim 1, it is characterized in that: described pneumatic transmission loop also comprises standby electricity magnet valve (14), standby electricity magnet valve (14) is connected between pressure regulating valve (11) and air inlet electromagnetic valve (12) and forms an air pressure drive circuit for subsequent use.
3. the self-adaptive pressure balance control system based on microcontroller according to claim 1, is characterized in that: described control circuit also comprises two photoelectric isolating circuits, is connected to input end and the mouth of microcontroller (25).
4. the self-adaptive pressure balance control system based on microcontroller according to claim 1, it is characterized in that: described control circuit also comprises power-switching circuit, this circuit on one side is connected with power supply, and the other end is connected to each circuit and chip.
5. the self-adaptive pressure balance control system based on microcontroller according to claim 1, it is characterized in that: described control circuit also comprises pressure display and initialization circuit (26) and communication interface circuit (27), wherein, pressure display is connected with the universaling I/O port (254) of microcontroller with initialization circuit (26), and communication interface circuit (27) is connected with micro-controller communications mouth (255).
6. the self-adaptive pressure balance control system based on microcontroller according to claim 1, is characterized in that: described direction switch is arranged to lifting key (21), decline key (22) and multiple spare key (23).
7. the self-adaptive pressure balance control system based on microcontroller according to claim 1, it is characterized in that: described relay is divided into air inlet relay (210), exhaust relay (211), duplicate relay (212), respectively at air inlet electromagnetic valve (12), exhaust solenoid valve (13) is connected with standby electricity magnet valve (14).
8. the self-adaptive pressure balance control system based on microcontroller according to claim 1, it is characterized in that: described control circuit also comprises warning circuit (213), warning circuit (213) is connected with driving circuit (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520289813.7U CN204588512U (en) | 2015-05-07 | 2015-05-07 | Based on the self-adaptive pressure balance control system of microcontroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201520289813.7U CN204588512U (en) | 2015-05-07 | 2015-05-07 | Based on the self-adaptive pressure balance control system of microcontroller |
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| CN204588512U true CN204588512U (en) | 2015-08-26 |
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| CN201520289813.7U Withdrawn - After Issue CN204588512U (en) | 2015-05-07 | 2015-05-07 | Based on the self-adaptive pressure balance control system of microcontroller |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104891339A (en) * | 2015-05-07 | 2015-09-09 | 南京工业职业技术学院 | Adaptive pressure balance control system based on microcontroller |
| CN108357944A (en) * | 2018-04-14 | 2018-08-03 | 昆明小宇科技有限公司 | A kind of intelligent balance movement charging crane handling object locking device |
| US11073442B2 (en) | 2017-12-21 | 2021-07-27 | Swagelok Company | Systems and methods for control and monitoring of actuated valves |
-
2015
- 2015-05-07 CN CN201520289813.7U patent/CN204588512U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104891339A (en) * | 2015-05-07 | 2015-09-09 | 南京工业职业技术学院 | Adaptive pressure balance control system based on microcontroller |
| US11073442B2 (en) | 2017-12-21 | 2021-07-27 | Swagelok Company | Systems and methods for control and monitoring of actuated valves |
| US11867589B2 (en) | 2017-12-21 | 2024-01-09 | Swagelok Company | Systems and methods for control and monitoring of actuated valves |
| CN108357944A (en) * | 2018-04-14 | 2018-08-03 | 昆明小宇科技有限公司 | A kind of intelligent balance movement charging crane handling object locking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150826 Effective date of abandoning: 20160921 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |