CN208076552U - A kind of slew rate test device of the pneumatic servo rudder wing - Google Patents
A kind of slew rate test device of the pneumatic servo rudder wing Download PDFInfo
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- CN208076552U CN208076552U CN201820548327.6U CN201820548327U CN208076552U CN 208076552 U CN208076552 U CN 208076552U CN 201820548327 U CN201820548327 U CN 201820548327U CN 208076552 U CN208076552 U CN 208076552U
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- slew rate
- rudder wing
- pneumatic servo
- servo
- module
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Abstract
The utility model provides a kind of slew rate test device of the pneumatic servo rudder wing, it includes microcontroller, and power module, ADC analog-digital converters, display, key-press module, LED light, voltage and current monitoring modular and the servo driving module being connect respectively with microcontroller；The ADC analog-digital converters, display, key-press module, LED light and servo driving module are connect with power module respectively, and the ADC analog-digital converters are also connect with laser sensor, and the servo driving module is also connect with pneumatic servo；It acquires the structure of rudder wing slew rate information to overcome the prior art that need to additionally install sensor or the big defect of test potentiometer error on steering engine using laser sensor is arranged outside steering engine, can realize the high precision measurement of pneumatic servo rudder wing slew rate；The slew rate test that it is widely used in the pneumatic servo rudder wing matches.
Description
Technical field
The utility model is related to automated test device more particularly to a kind of slew rate test devices of the pneumatic servo rudder wing.
Background technology
In pneumatic servo test process, since pneumatic servo nacelle inner sealing problem and electromagnetic core are attracted face dirt
The presence of the problems such as damage or camber of spring, needs the slew rate to the pneumatic servo rudder wing to test.
The slew rate test of the traditional, pneumatic steering engine rudder wing includes two kinds of velocity sensor engaged test and potentiometer feedback test
Mode, velocity sensor engaged test are by testing the voltage signal of sensor output come the slew rate for the rudder wing that converts, this side
Method need to increase additional sensor on steering engine, it changes the native mode of steering engine rudder wing swing, influence the swing of the steering engine rudder wing
Authenticity；And potentiometer feedback test is by testing the voltage signal in steering engine built-in potential device feedback pin come the rudder that converts
Wing slew rate, limitation and steering engine internal circuit of this method due to the precision and supply voltage precision of potentiometer are to feedback electricity
Press the interference of signal so that the measurement result of steering engine rudder wing slew rate is by large effect.
Invention content
For the above situation, the purpose of this utility model is to provide a kind of slew rate test device of the pneumatic servo rudder wing,
It acquires the structure of rudder wing slew rate information to overcome the prior art need to be in steering engine using laser sensor is arranged outside steering engine
Upper additional installation sensor or the big defect of test potentiometer error, can realize the high precision measurement of pneumatic servo rudder wing slew rate,
And overall structure is scientific and reasonable, simple and compact, easy to install and use, wide market, convenient for promoting the use of.
To achieve the goals above, a kind of slew rate test device of the pneumatic servo rudder wing, it includes microcontroller, and respectively
Power module, ADC analog-digital converters, display, key-press module, LED light, the voltage and current monitoring mould being connect with microcontroller
Block and servo driving module；The ADC analog-digital converters, display, key-press module, LED light and servo driving module point
Do not connect with power module, the ADC analog-digital converters are also connect with laser sensor, the servo driving module also with pneumatically
Steering engine connects.
In order to realize that structure, effect optimization, further step be：The microcontroller is also connected with overvoltage protective module,
The overvoltage protective module is also connected with servo driving module.
Signal-regulated kinase is equipped between the ADC analog-digital converters and laser sensor.
The different voltage in the exportable+3.3V of the power module ,+5V ,+12V, four tunnels+24V.
Laser emitting diode in the laser sensor need to be directed at the rudder wing of pneumatic servo.
The pneumatic servo is set on test fixture and cannot interfere the normal operation of the rudder wing, the laser sensor peace
Loaded on the outside on test fixture and positioned at pneumatic servo.
The utility model compared with prior art caused by advantageous effect：
(I) the utility model is sent to using laser sensor acquisition distance signal and after analog-to-digital conversion microcontroller conversion
At the slew rate of the rudder wing, overall structure is scientific and reasonable, simple and compact, while connect with microcontroller can be to list for voltage and current monitoring modular
The current and voltage signals of each input terminal of piece machine are acquired monitoring, can timely feedback microcontroller in abnormal cases and execute phase
The protection act answered, to ensure the Electrical Safety of microcontroller, servo driving module and pneumatic servo；
(II) structure that the utility model acquires rudder wing slew rate information using laser sensor is arranged outside steering engine, can have
Effect solves additionally to install sensor on steering engine, and to lead to change its intrinsic working condition and test potentiometer dry by internal circuit
It the problem of the causing test distortion such as disturbs, can realize the slew rate of the high precision measurement pneumatic servo rudder wing；
(III) the utility model using outside steering engine be arranged laser sensor acquire rudder wing slew rate information structure to
Overcome the prior art that sensor or the big defect of test potentiometer error need to be additionally installed on steering engine, can realize pneumatic servo rudder
The high precision measurement of wing slew rate, and overall structure is scientific and reasonable, simple and compact, it is easy to install and use, there is significant warp
Benefit of helping and social benefit.
The slew rate test that the utility model is widely used in the pneumatic servo rudder wing matches.
The utility model is described in further detail with reference to the accompanying drawings and examples.
Description of the drawings
The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model
Illustrative embodiments and their description are not constituted improper limits to the present invention for explaining the utility model.
Fig. 1 is the overall structure block diagram of the utility model.
Specific implementation mode
Referring to Fig.1, the utility model is realized in this way：A kind of slew rate test device of the pneumatic servo rudder wing, it includes
Microcontroller, and connect respectively with microcontroller power module, ADC analog-digital converters, display, key-press module, LED indication
Lamp, voltage and current monitoring modular and servo driving module；The ADC analog-digital converters, display, key-press module, LED light
It is connect respectively with power module with servo driving module, the ADC analog-digital converters are also connect with laser sensor, the steering engine
Drive module is also connect with pneumatic servo.
Refering to what is shown in Fig. 1, microcontroller described in the utility model is also connected with overvoltage protective module, the overvoltage protective module
It is also connect with servo driving module, overvoltage protective module is used to monitor the power supply of servo driving module and pneumatic servo, works as voltage
When higher than specified value, then relevant voltage is turned off, protects servo driving module and pneumatic servo；The ADC analog-digital converters with swash
It is equipped with Signal-regulated kinase between optical sensor, is mainly used for amplifying and filtering the analog signal that laser sensor is sent, it is convenient
Subsequent A/D is converted and identification of the microcontroller to signal.
In conjunction with shown in Fig. 1, in the utility model power module include the exportable+3.3V of voltage conversion circuit ,+5V ,+12V,
The different voltage in four tunnels+24V, wherein+3.3V voltages provide power supply for microcontroller and ADC analog-digital converters ,+5V voltages are display
Device, LED light and key-press module provide power supply, and+12V voltages provide power supply for Signal-regulated kinase and laser sensor ,+
24V voltages provide power supply for driving pneumatic servo to work for servo driving module；The key-press module and LED light difference
From microcontroller connection for providing different types of control signal and the different working condition of display.
Laser emitting diode in the utility model in laser sensor need to be directed at the rudder wing of pneumatic servo, described pneumatic
Steering engine is set on test fixture and cannot interfere the normal operation of the rudder wing, the laser sensor be installed on test fixture and
Positioned at the outside of pneumatic servo；When pneumatic servo is equipped with multiple rudder wings, corresponding laser sensor also needs to be arranged multiple and divide
It is not directed at the same horizontal position of the every rudder wing, can ensure the accurate and reliable of slew rate test, while multiple laser sensors use
Parallel-connection structure is connected to the input terminal of Signal-regulated kinase；General pneumatic servo sets that there are four the rudder wing, corresponding laser sensors
Also it needs setting four and is directed at the same horizontal position of four rudder wings.
Microcontroller in the utility model preferably uses model STM32F103ZET6, the laser sensor preferably to adopt
With model HG-C1200, the ADC analog-digital converters preferably use model ADS1259, the display preferably to use type
Number be DMT80600T080-08W；The utility model incudes the range information of rudder wing swing using laser sensor and is transmitted to list
The processing of piece machine is converted into the slew rate of the rudder wing, and the display through being connect with microcontroller serial port displays data, while through button mould
Block control pneumatic servo adjusts different working conditions and carries out the test of rudder wing slew rate respectively.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention；It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of slew rate test device of the pneumatic servo rudder wing, it is characterised in that including microcontroller, and connect respectively with microcontroller
Power module, ADC analog-digital converters, display, key-press module, LED light, voltage and current monitoring modular and the steering engine connect drives
Dynamic model block；The ADC analog-digital converters, display, key-press module, LED light and servo driving module respectively with power supply mould
Block connects, and the ADC analog-digital converters are also connect with laser sensor, and the servo driving module is also connect with pneumatic servo.
2. the slew rate test device of the pneumatic servo rudder wing according to claim 1, it is characterised in that the microcontroller also connects
Overvoltage protective module is connect, the overvoltage protective module is also connected with servo driving module.
3. the slew rate test device of the pneumatic servo rudder wing according to claim 1, it is characterised in that the ADC analog-to-digital conversions
Signal-regulated kinase is equipped between device and laser sensor.
4. the slew rate test device of the pneumatic servo rudder wing according to claim 1, it is characterised in that the power module can
The different voltage in output+3.3V ,+5V ,+12V, four tunnels+24V.
5. the slew rate test device of the pneumatic servo rudder wing according to claim 1, it is characterised in that the laser sensor
In laser emitting diode need to be directed at the rudder wing of pneumatic servo.
6. the slew rate test device of the pneumatic servo rudder wing according to claim 5, it is characterised in that the pneumatic servo is set
It is placed on test fixture and cannot interfere the normal operation of the rudder wing, the laser sensor to be installed on test fixture and be located at gas
The outside of dynamic steering engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820548327.6U CN208076552U (en) | 2018-04-18 | 2018-04-18 | A kind of slew rate test device of the pneumatic servo rudder wing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820548327.6U CN208076552U (en) | 2018-04-18 | 2018-04-18 | A kind of slew rate test device of the pneumatic servo rudder wing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208076552U true CN208076552U (en) | 2018-11-09 |
Family
ID=64041859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820548327.6U Active CN208076552U (en) | 2018-04-18 | 2018-04-18 | A kind of slew rate test device of the pneumatic servo rudder wing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208076552U (en) |
-
2018
- 2018-04-18 CN CN201820548327.6U patent/CN208076552U/en active Active
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