CN204964710U - Many rotor crafts motor tension wire nature measuring device and control system thereof - Google Patents
Many rotor crafts motor tension wire nature measuring device and control system thereof Download PDFInfo
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- CN204964710U CN204964710U CN201520710484.9U CN201520710484U CN204964710U CN 204964710 U CN204964710 U CN 204964710U CN 201520710484 U CN201520710484 U CN 201520710484U CN 204964710 U CN204964710 U CN 204964710U
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- motor
- pulling force
- pull bar
- measurement mechanism
- rotor aerocraft
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Abstract
The utility model discloses a many rotor crafts motor tension wire nature measuring device and control system thereof, including force sensor, light pull rod, await measuring motor and support, the bottom of light pull rod is connected with force sensor's pulling force end, and the top of light pull rod is connected with the mount pad, and the cover is equipped with the fixed loop on the light pull rod, it is provided with motor base to await measuring motor bottom, and the paddle is installed at the motor top of awaiting measuring, can fix motor base on the mount pad, the utility model discloses a linear controls volume loadings that continuous output is a series of to be scaled up are to the motor that awaits measuring, the motor that awaits measuring drives the paddle and rotates the ascending pulling force of production, measure the pulling force data of motor under the controlled quantity of difference that await measuring through the force sensor pointwise, the excircle inner ring side of fixed loop, the light pull rod is the square pole, light pull rod suit is in the quad slit of fixed loop, and the fixed loop is fixed on the support, the light pull rod can only translation from top to bottom in the orientation of perpendicular to horizontal plane, the accuracy of test has been guaranteed.
Description
Technical field
The utility model belongs to mechano-electronic field, particularly a kind of multi-rotor aerocraft motor pulling force linearity measurement mechanism and control system thereof.
Background technology
The motor pulling force linearity of multi-rotor aerocraft is not good, and the controlled quentity controlled variable that the electromechanical linear degree of same batch applies on identical pulling force point is also different, this brings difficulty to programming personnel, traditional electromechanical linear degree analysis tool can not carry out systematic analysis to the linearity on each pulling force point of motor, cannot carry out linearity correction to non-linear DC-motor.
Utility model content
Utility model object: the utility model provides a kind of multi-rotor aerocraft motor pulling force linearity measurement mechanism and control system thereof, not good to solve the motor pulling force linearity in prior art, the controlled quentity controlled variable also different problem that the electromechanical linear degree of same batch applies on identical pulling force point.
Technical scheme: to achieve these goals, the utility model by the following technical solutions:
A kind of multi-rotor aerocraft motor pulling force linearity measurement mechanism, comprise pulling force sensor, lightweight pull bar, treat measured motor and support, the bottom of described lightweight pull bar is connected with the pulling force end of pulling force sensor, and the top of lightweight pull bar is connected with mount pad, and lightweight pull bar is set with set collar; Motor bottom to be measured is provided with motor base, treats that measured motor top is provided with blade; Can fixed electrical machinery base on described mount pad.
Preferably, the outer shroud of described set collar is circular, and inner ring is square opening.
Further, described lightweight pull bar is square pole, and lightweight drag link sleeve is contained in the square opening of set collar.
Preferably, the square opening of described set collar and the square pole of lightweight pull bar match.
Preferably, described set collar is two, and two set collar prefectures are parallel to surface level, and the connecting line of two square openings is perpendicular to surface level.
Further, described lightweight pull bar only can two square openings formed perpendicular to the straight line of surface level doing upper and lower undamped to-and-fro movement.
Further, the edge of described mount pad and motor base is provided with 4 screws matched each other.
Further, described mount pad is fixedly connected with by the fixed screw that 4 screws are installed with motor base.
Further, described Bracket setting is bottom pulling force sensor, and one end of support is provided with cradling piece that is vertical and bracket base, and described cradling piece, in " F " type, is fixedly connected with two set collars.
A control system for multi-rotor aerocraft motor pulling force linearity measurement mechanism, comprise keyboard input module, single-chip microcomputer, treat measured motor, pulling force sensor, blade, RS-232 translation interface, host computer data collection and analysis module, audible-visual annunciator, display screen and electricity adjust; Wherein, keyboard input module connects single-chip microcomputer, single-chip microcomputer is connected to pulling force sensor, electricity tune, RS-232 translation interface, display screen and audible-visual annunciator, pulling force sensor is adjusted all to be connected with electricity and is treated measured motor, treat that measured motor connects blade, single-chip microcomputer is connected with host computer data collection and analysis module by RS232 translation interface.
Beneficial effect: the utility model devises a kind of multi-rotor aerocraft motor pulling force linearity measurement mechanism, system architecture is simple and clear, and cost is low, has saved the development time, brings conveniently to programming development personnel
The utility model is loaded on motor by exporting a series of Linear Control amount increased progressively continuously, driven by motor blade rotates the pulling force produced upwards, the pulling force data of motor under different controlled quentity controlled variable PWM is measured by pulling force sensor pointwise, then by single-chip microcomputer, this series data is passed to host computer data collection and analysis module, upper PC carries out linearity analysis to these data, draws the linearity curve of motor.Programming development personnel, according to this linearity curve, carry out correction-compensation by the method for software to the linearity of motor, the output quantity of motor are reached or close to linear; The utility model carries out Measurement and analysis to the motor pulling force linearity, forms linearity analysis curve; Programming development personnel can carry out each point linearity compensation according to linearity analysis curve, make electromechanical linear degree close to linear, are convenient to the control of aircraft later stage; Can observe this pulling force size to the given any PWM value of motor, this can contribute to aircraft steadily hovering and regulate; The utility model structure is simple, and cost is low, and debugging cycle is short, and tuning parameter accuracy is high, brings conveniently to user.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is partial structurtes schematic diagram of the present utility model;
Fig. 3 is control circuit system architecture diagram of the present utility model;
Fig. 4 is system program process flow diagram of the present utility model;
Wherein: 1-pulling force sensor, 2-lightweight pull bar, 3-mount pad, 4-support, 5-set collar, 6-treats measured motor, 7-motor base, 8-fixed screw, 9-blade.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1, a kind of multi-rotor aerocraft motor pulling force linearity measurement mechanism, comprise pulling force sensor, lightweight pull bar, treat measured motor and support, the bottom of described lightweight pull bar 2 is connected with the pulling force end of pulling force sensor 1, the top of lightweight pull bar 2 is fixedly connected with mount pad 3, lightweight pull bar 2 is set with set collar 5; Treat to be provided with motor base 7 bottom measured motor 6, treat that measured motor 6 top is provided with blade 9; Can fixed electrical machinery base 7 on described mount pad 3.
As shown in Figure 2, the outer shroud of described set collar 5 is circular, and inner ring is square opening.
Described lightweight pull bar 2 is square pole, and lightweight pull bar 2 is sleeved in the square opening of set collar 5.
The square opening of described set collar 5 and the square pole of lightweight pull bar 2 match, move up and down in process around lightweight pull bar central axis by pulling force for preventing lightweight pull bar 2, therefore lightweight pull bar 2 is set to square pole, and the inner ring of set collar 5 is also set to onesize square opening.
Described set collar 5 is two, and two set collar 5 prefectures are parallel to surface level, and the connecting line of two square openings is perpendicular to surface level.
What described lightweight pull bar 2 only can be formed at two square openings pumps perpendicular on the straight line of surface level, treat that measured motor 6 drives blade 9 to rotate generation pulling force upwards and drives lightweight pull bar 2 to move up and down, to move up and down double swerve in process by pulling force for preventing lightweight pull bar 2, therefore be provided with two set collars 5, set collar 5 is enclosed within lightweight pull bar 2.
The edge of described mount pad 3 and motor base 7 is provided with 4 screws matched each other.
Described mount pad 3 is fixedly connected with by the fixed screw 8 that 4 screws are installed with motor base 7, will treat that measured motor 6 is arranged on mount pad 3 by fixed screw 8.
Described support 4 is arranged on bottom pulling force sensor 1, one end of support 4 is provided with cradling piece that is vertical and support 4 base, described cradling piece is in " F " type, be fixedly connected with two set collars 5, set collar 5 is fixed on support, due to the effect of set collar 5, just limit lightweight pull bar 2 and perpendicular to upward-downward translation on the direction of surface level, the accuracy of test can only be ensure that.
As shown in Figure 3, a control system for multi-rotor aerocraft motor pulling force linearity measurement mechanism, comprise keyboard input module, single-chip microcomputer, treat measured motor, pulling force sensor, blade, RS-232 translation interface, host computer data collection and analysis module, audible-visual annunciator, display screen and electricity adjust; Wherein, keyboard input module connects single-chip microcomputer, single-chip microcomputer is connected to pulling force sensor, electricity tune, RS-232 translation interface, display screen and audible-visual annunciator, pulling force sensor is adjusted all to be connected with electricity and is treated measured motor, treat that measured motor connects blade, single-chip microcomputer is connected with host computer data collection and analysis module by RS232 translation interface.
A kind of control system of multi-rotor aerocraft motor pulling force linearity measurement mechanism, keyboard input module setting PWM threshold value, end point values and PWM change step pitch to single-chip microcomputer, different PWM is passed to electricity and adjusts by single-chip microcomputer, electricity is adjusted signal transmission to treating measured motor, driven by motor blade to be measured, treat that the pulling force that measured motor produces is transferred to pulling force sensor, the pulling force measured is transferred to single-chip microcomputer by pulling force sensor, the pulling force data of detection is given host computer by RS232 translation interface and is carried out data collection and analysis by single-chip microcomputer, single-chip microcomputer is also connected with sound and light alarm and display screen.
As shown in Figure 4, a kind of control method of multi-rotor aerocraft motor pulling force linearity measurement mechanism, is characterized in that, first single-chip microcomputer carries out initialization, then wait for button parameters, single-chip microcomputer reads PWM upper lower limit value by button, i.e. PWM minimum value, maximal value and time delay, button after setting completed, single-chip microcomputer adjusts to electricity according to ascending Sequential output PWM data thus drive motor rotates, after often exporting PWM data, time delay regular hour 100ms is waited for that motor pulling force is stablized by single-chip microcomputer, then single-chip microcomputer reads pulling force sensor data, and send current PWM data and pulling force sensor data to RS232 translation interface, DATA REASONING and the collection of a PWM point are now completed, PWM linear quantitative increases the DATA REASONING and the collection that prepare to carry out lower some PWM point, judge whether PWM arrives maximal value simultaneously, if PWM reaches maximal value, task completes and sends alerting signal, shut down, if PWM does not arrive maximal value, then single-chip microcomputer exports these PWM data to electricity tune, and repeat above-mentioned steps, until PWM reaches maximal value, task completes and sends alerting signal, shuts down.
First single-chip microcomputer carries out initialization, reads button setup parameter, and button is used for inputting PWM upper lower limit value, sets PWM simultaneously and changes step pitch, and delay parameter etc., and show current PWM value in real time, delay parameter and pulling force data etc.
Single-chip microcomputer is adjusted to electricity by sending different PWM (pulse-width signal), then drives driven by motor blade to be measured to rotate, generation one pulling force upwards.Owing to treating that measured motor and lightweight pull bar are linked as entirety, when therefore driven by motor blade rotates and produces to upper pulling force, generation pulling force data is gathered by single-chip microcomputer by pulling force sensor.Single-chip microcomputer often send one group of pwm signal to adjust to electricity, a time delays hundreds of millisecond by setting is waited for that motor pulling force reads pulling force sensor data after stable, form check point data together with corresponding pwm signal, give host computer by RS232 translation interface by these check point data and carry out data collection and analysis.Then single-chip microcomputer linear increment PWM data, again give electricity and adjust, and time delay waits for that pulling force reads pulling force sensor data after stable, forms next check point data and then send to host computer analysis again by translation interface together with pwm signal.When pwm signal is after 0% to 100% all conveying, the pulling force linearity of this detection motor detects data and just completes, and single-chip microcomputer sends sound and light alarm signal, and prompting staff data acquisition is complete.The data that staff is gathered by host computer carry out linearity analysis again, make linearity analysis curve.
The utility model carries out Measurement and analysis to the motor pulling force linearity, forms linearity analysis curve; Programming development personnel can carry out each point linearity compensation according to linearity analysis curve, make electromechanical linear degree close to linear, are convenient to the control of aircraft later stage; Can observe this pulling force size to the given any PWM value of motor, this can contribute to aircraft steadily hovering and regulate.
The utility model structure is simple, and cost is low, and debugging cycle is short, and tuning parameter accuracy is high, brings conveniently to user.
The utility model can carry out Measurement and analysis to the motor pulling force linearity, forms linearity analysis curve; Programming development personnel can carry out each point linearity compensation according to linearity analysis curve, make electromechanical linear degree close to linear, are convenient to the control of aircraft later stage; Can observe this pulling force size to the given any PWM value of motor, this can contribute to aircraft steadily hovering and regulate.
The utility model structure is simple, and cost is low, and debugging cycle is short, and tuning parameter accuracy is high, brings conveniently to user.
The above is only preferred implementation of the present utility model; be noted that for those skilled in the art; under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1. a multi-rotor aerocraft motor pulling force linearity measurement mechanism, comprise pulling force sensor, lightweight pull bar, treat measured motor and support, it is characterized in that: the bottom of described lightweight pull bar (2) is connected with the pulling force end of pulling force sensor (1), the top of lightweight pull bar (2) is connected with mount pad (3), lightweight pull bar (2) is set with set collar (5); Treat that measured motor (6) bottom is provided with motor base (7), treat that measured motor (6) top is provided with blade (9); Can fixed electrical machinery base (7) on described mount pad (3).
2. multi-rotor aerocraft motor pulling force linearity measurement mechanism according to claim 1, is characterized in that: the outer shroud of described set collar (5) is for circular, and inner ring is square opening.
3. multi-rotor aerocraft motor pulling force linearity measurement mechanism according to claim 1, is characterized in that: described lightweight pull bar (2) is square pole, and lightweight pull bar (2) is sleeved in the square opening of set collar (5).
4. multi-rotor aerocraft motor pulling force linearity measurement mechanism according to claim 2, is characterized in that: the square opening of described set collar (5) and the square pole of lightweight pull bar (2) match.
5. multi-rotor aerocraft motor pulling force linearity measurement mechanism according to claim 2, it is characterized in that: described set collar (5) is two, and two set collar (5) prefectures are parallel to surface level, the connecting line of two square openings is perpendicular to surface level.
6. multi-rotor aerocraft motor pulling force linearity measurement mechanism according to claim 3, is characterized in that: described lightweight pull bar (2) only can two square openings formed perpendicular to the straight line of surface level doing upper and lower undamped to-and-fro movement.
7. multi-rotor aerocraft motor pulling force linearity measurement mechanism according to claim 1, is characterized in that: the edge of described mount pad (3) and motor base (7) is provided with 4 screws matched each other.
8. multi-rotor aerocraft motor pulling force linearity measurement mechanism according to claim 7, is characterized in that: described mount pad (3) is fixedly connected with by the fixed screw (8) that 4 screws are installed with motor base (7).
9. multi-rotor aerocraft motor pulling force linearity measurement mechanism according to claim 1, it is characterized in that: described support (4) is arranged on pulling force sensor (1) bottom, one end of support (4) is provided with cradling piece that is vertical and support (4) base, described cradling piece, in " F " type, is fixedly connected with two set collars (5).
10. a control system for multi-rotor aerocraft motor pulling force linearity measurement mechanism, is characterized in that: comprise keyboard input module, single-chip microcomputer, treat measured motor, pulling force sensor, blade, RS-232 translation interface, host computer data collection and analysis module, audible-visual annunciator, display screen and electricity adjust; Wherein, keyboard input module connects single-chip microcomputer, single-chip microcomputer is connected to pulling force sensor, electricity tune, RS-232 translation interface, display screen and audible-visual annunciator, pulling force sensor is adjusted all to be connected with electricity and is treated measured motor, treat that measured motor connects blade, single-chip microcomputer is connected with host computer data collection and analysis module by RS232 translation interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520710484.9U CN204964710U (en) | 2015-09-14 | 2015-09-14 | Many rotor crafts motor tension wire nature measuring device and control system thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520710484.9U CN204964710U (en) | 2015-09-14 | 2015-09-14 | Many rotor crafts motor tension wire nature measuring device and control system thereof |
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| Publication Number | Publication Date |
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| CN204964710U true CN204964710U (en) | 2016-01-13 |
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| CN201520710484.9U Expired - Fee Related CN204964710U (en) | 2015-09-14 | 2015-09-14 | Many rotor crafts motor tension wire nature measuring device and control system thereof |
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| CN (1) | CN204964710U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105116333A (en) * | 2015-09-14 | 2015-12-02 | 南京工程学院 | Measuring apparatus for motor tension linearity of multi-rotor type aircraft, and control system and method thereof |
| CN109436376A (en) * | 2018-12-29 | 2019-03-08 | 深圳市赛为智能股份有限公司 | Devices and methods therefor for unmanned plane propeller tensile test |
-
2015
- 2015-09-14 CN CN201520710484.9U patent/CN204964710U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105116333A (en) * | 2015-09-14 | 2015-12-02 | 南京工程学院 | Measuring apparatus for motor tension linearity of multi-rotor type aircraft, and control system and method thereof |
| CN105116333B (en) * | 2015-09-14 | 2017-11-03 | 南京工程学院 | Multi-rotor aerocraft motor pulling force linearity measurement apparatus and its control system and method |
| CN109436376A (en) * | 2018-12-29 | 2019-03-08 | 深圳市赛为智能股份有限公司 | Devices and methods therefor for unmanned plane propeller tensile test |
| CN109436376B (en) * | 2018-12-29 | 2023-12-22 | 深圳市赛为智能股份有限公司 | Device and method for testing pull force of propeller of unmanned aerial vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160113 Termination date: 20200914 |