CN113192384A - Stepping motor driving instrument based on immersive human-computer interaction simulation system - Google Patents
Stepping motor driving instrument based on immersive human-computer interaction simulation system Download PDFInfo
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- CN113192384A CN113192384A CN202110290772.3A CN202110290772A CN113192384A CN 113192384 A CN113192384 A CN 113192384A CN 202110290772 A CN202110290772 A CN 202110290772A CN 113192384 A CN113192384 A CN 113192384A
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- stepping motor
- power supply
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B9/00—Simulators for teaching or training purposes
- G09B9/02—Simulators for teaching or training purposes for teaching control of vehicles or other craft
- G09B9/08—Simulators for teaching or training purposes for teaching control of vehicles or other craft for teaching control of aircraft, e.g. Link trainer
- G09B9/16—Ambient or aircraft conditions simulated or indicated by instrument or alarm
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- General Physics & Mathematics (AREA)
- Control Of Stepping Motors (AREA)
Abstract
The invention discloses a stepping motor driving instrument based on an immersive human-computer interaction simulation system, which is characterized by comprising a single chip microcomputer, a stepping motor control module, a power supply module and a communication module; the single chip microcomputer is respectively connected with the stepping motor control module, the power supply module and the communication module; the single chip microcomputer obtains information of the rotating speed and the vehicle speed through the communication module, and drives the stepping motor through the stepping motor control module to drive the dial plate and indicate the vehicle speed and the rotating speed; the singlechip is powered by the power module; the power module provides a standby power supply for storing the power failure data of the single chip microcomputer. The stepping motor driving instrument reduces the volume, the weight and the production process. The working precision and reliability are improved, the anti-interference capability is enhanced, and meanwhile, the compatibility is high and the universality is strong. The invention has low production cost and short period, and is very suitable for large-scale production.
Description
Technical Field
The invention relates to the field of military training equipment, in particular to a stepping motor driving instrument based on an immersive human-computer interaction simulation system.
Background
In the existing driving simulation training equipment equipped by troops, a driving simulation instrument adopts an analog circuit electronic instrument which is divided into a moving coil type movement instrument and a moving magnetic type movement instrument. The coil of the moving coil type movement instrument rotates together with the pointer, the magnetic steel of the moving magnetic type movement rotates together with the pointer, the indication of the instrument is realized by utilizing the electromagnetic induction principle, and the return-to-zero of the pointer is realized by utilizing the elasticity of the spring hairspring. The moving coil type movement instrument has the defects of poor anti-seismic performance, weak overload capacity, easy shaking of a pointer and the like; the moving-magnet type movement instrument also has the defects of poor consistency, poor universality, incapability of secondary modification and the like. Meanwhile, the instruments of the two types of movement have the problems of large volume, heavy weight, complex production process and the like.
Disclosure of Invention
In order to solve the problems, the invention aims to provide a stepping motor driving instrument based on an immersive human-computer interaction simulation system, which has the advantages of extremely strong shock resistance, overload capacity and working stability, wide universality, small volume, light weight, simple production process and convenience for secondary modification.
In order to achieve the purpose, the invention adopts the technical scheme that: a stepping motor driving instrument based on an immersive human-computer interaction simulation system comprises a single chip microcomputer, a stepping motor control module, a power supply module and a communication module;
the single chip microcomputer is respectively connected with the stepping motor control module, the power supply module and the communication module; the single chip microcomputer obtains information of the rotating speed and the vehicle speed through the communication module, and drives the stepping motor through the stepping motor control module to drive the dial plate and indicate the vehicle speed and the rotating speed; the singlechip is powered by the power module; the power supply module provides a standby power supply for storing the power-down data of the single chip microcomputer;
the stepping motor control module comprises a stepping motor and a control chip; the stepping motor is a two-phase stepping motor and is provided with two independent windings, and the included angle of the two windings is 60 degrees; a gear train with the reduction ratio of 180:1 is arranged in the stepping motor, the stepping angle of an output shaft of the stepping motor is 5-180 degrees, and the rotating speed of the stepping motor is 0-600 degrees/S; the control chip is a CMOS drive integrated circuit and comprises 2 drivers, each driver drives 1 stepping motor, and the pulse train f (scx) is converted into a current grade sequence and is transmitted to a coil of the stepping motor to generate micro-step motion of the stepping motor;
the power supply module comprises a 5V power supply, a voltage stabilizer and a capacitor; the 5V power supply supplies power to the single chip microcomputer after being stabilized to 3.3V by the voltage stabilizer; the number of the capacitors is 3, and the capacitors are connected with a power supply in parallel;
the communication module comprises a CAN transceiver, a CAN controller, a CAN bus and a terminal resistor, wherein the CAN transceiver converts TTL signals sent by the CAN controller into differential signals of the CAN bus; the terminal resistors are 2 and are respectively connected with two ends of the CAN bus; the termination resistance is 120 Ω.
Further, the wiring topology of the communication module adopts a hand-in-hand topology structure.
The invention has the following beneficial effects:
1. the stepping motor driving instrument based on the immersive human-computer interaction simulation system reduces the volume, reduces the weight and simplifies the production process.
2. The stepping motor driving instrument based on the immersive human-computer interaction simulation system improves the working precision and reliability, enhances the anti-interference capability, and has high compatibility and strong universality.
3. The stepping motor driving instrument based on the immersive human-computer interaction simulation system is low in production cost, short in period and very suitable for large-scale production.
Drawings
FIG. 1 is a flow chart of the meter drive control of the present invention;
FIG. 2 is a flow chart of the instrument power-off control of the present invention;
fig. 3 is a schematic diagram of the system architecture of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 3, a stepping motor driving instrument based on an immersive human-computer interaction simulation system comprises a single chip microcomputer, a stepping motor control module, a power supply module and a communication module;
the single chip microcomputer is respectively connected with the stepping motor control module, the power supply module and the communication module; the single chip microcomputer obtains information of the rotating speed and the vehicle speed through the communication module, and drives the stepping motor through the stepping motor control module to drive the dial plate and indicate the vehicle speed and the rotating speed; the singlechip is powered by the power module; the power supply module provides a standby power supply for storing the power-down data of the single chip microcomputer;
the stepping motor control module comprises a stepping motor and a control chip; the stepping motor is a two-phase stepping motor and is provided with two independent windings, and the included angle of the two windings is 60 degrees; a gear train with the reduction ratio of 180:1 is arranged in the stepping motor, the stepping angle of an output shaft of the stepping motor is 5-180 degrees, and the rotating speed of the stepping motor is 0-600 degrees/S; the control chip is a CMOS drive integrated circuit and comprises 2 drivers, each driver drives 1 stepping motor, and the pulse train f (scx) is converted into a current grade sequence and is transmitted to a coil of the stepping motor to generate micro-step motion of the stepping motor;
the power supply module comprises a 5V power supply, a voltage stabilizer and a capacitor; the 5V power supply supplies power to the single chip microcomputer after being stabilized to 3.3V by the voltage stabilizer; the number of the capacitors is 3, and the capacitors are connected with a power supply in parallel;
the communication module comprises a CAN transceiver, a CAN controller, a CAN bus and a terminal resistor, wherein the CAN transceiver converts TTL signals sent by the CAN controller into differential signals of the CAN bus; the terminal resistors are 2 and are respectively connected with two ends of the CAN bus; the termination resistance is 120 Ω.
The wiring topology of the communication module adopts a hand-in-hand topology structure.
The instrument driving control flow chart of the invention is shown in fig. 2, a main program firstly judges whether the pulse sent by a previous singlechip is sent out completely and whether a stepping motor is turned to a designated position, if the pulse is sent out completely, further judges whether a target position is the same as the current position, if so, the instrument driving is finished, otherwise, judges whether the target position is larger than the current position, if so, the rotating direction is set to be clockwise, otherwise, the rotating direction is set to be anticlockwise. And starting a timer to output pulses to drive the instrument to a specified position.
The instrument power-off control flow chart is shown in fig. 3, when a power supply is powered off, the singlechip discharges by 3 capacitors to continuously maintain the power supply of the singlechip, and meanwhile, the singlechip is interrupted when the voltage is lower than a certain value by combining a power supply management module of the singlechip, and the current pointer position is saved in the interruption; and the current pointer position is stored in the internal FLASH of the single chip microcomputer after the single chip microcomputer enters low voltage interruption, and the pointer position is read from the internal FLASH after the next power-on, so that the power-on of the pointer is reset to zero. After the singlechip enters low voltage interruption, the shorter the processing time is, the higher the functional reliability is. Therefore, in order to further reduce the storage time of the FLASH, the erasing work of the FLASH is carried out when the single chip microcomputer is powered on and the internal FLSAH is judged not to be 0 xFF.
Claims (2)
1. A stepping motor driving instrument based on an immersive human-computer interaction simulation system is characterized by comprising a single chip microcomputer, a stepping motor control module, a power supply module and a communication module;
the single chip microcomputer is respectively connected with the stepping motor control module, the power supply module and the communication module; the single chip microcomputer obtains information of the rotating speed and the vehicle speed through the communication module, and drives the stepping motor through the stepping motor control module to drive the dial plate and indicate the vehicle speed and the rotating speed; the singlechip is powered by the power module; the power supply module provides a standby power supply for storing the power-down data of the single chip microcomputer;
the stepping motor control module comprises a stepping motor and a control chip; the stepping motor is a two-phase stepping motor and is provided with two independent windings, and the included angle of the two windings is 60 degrees; a gear train with the reduction ratio of 180:1 is arranged in the stepping motor, the stepping angle of an output shaft of the stepping motor is 5-180 degrees, and the rotating speed of the stepping motor is 0-600 degrees/S; the control chip is a CMOS drive integrated circuit and comprises 2 drivers, each driver drives 1 stepping motor, and the pulse train f (scx) is converted into a current grade sequence and is transmitted to a coil of the stepping motor to generate micro-step motion of the stepping motor;
the power supply module comprises a 5V power supply, a voltage stabilizer and a capacitor; the 5V power supply supplies power to the single chip microcomputer after being stabilized to 3.3V by the voltage stabilizer; the number of the capacitors is 3, and the capacitors are connected with a power supply in parallel;
the communication module comprises a CAN transceiver, a CAN controller, a CAN bus and a terminal resistor, wherein the CAN transceiver converts TTL signals sent by the CAN controller into differential signals of the CAN bus; the terminal resistors are 2 and are respectively connected with two ends of the CAN bus; the termination resistance is 120 Ω.
2. The stepping motor driving instrument based on the immersive human-computer interaction simulation system as claimed in claim 1, wherein the wiring topology of the communication module adopts a hand-in-hand topology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110290772.3A CN113192384A (en) | 2021-03-18 | 2021-03-18 | Stepping motor driving instrument based on immersive human-computer interaction simulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110290772.3A CN113192384A (en) | 2021-03-18 | 2021-03-18 | Stepping motor driving instrument based on immersive human-computer interaction simulation system |
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| CN113192384A true CN113192384A (en) | 2021-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110290772.3A Pending CN113192384A (en) | 2021-03-18 | 2021-03-18 | Stepping motor driving instrument based on immersive human-computer interaction simulation system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101728926A (en) * | 2008-10-14 | 2010-06-09 | 彭希南 | Micro step motor with double driving shafts |
| CN101832798A (en) * | 2010-05-10 | 2010-09-15 | 上海华艾软件有限公司 | Intelligent instrument panel of electric vehicle |
| CN203888638U (en) * | 2014-04-30 | 2014-10-22 | 徐州达康电控科技有限公司 | Digital stepping motor pointer type combined instrument for loader |
| CN208399959U (en) * | 2018-07-24 | 2019-01-18 | 郑州宏崇电子技术有限公司 | The control circuit of mixed signal pointer meters |
| CN210390779U (en) * | 2019-07-29 | 2020-04-24 | 绍兴四环怡东仪表有限公司 | Electric automobile combination instrument |
-
2021
- 2021-03-18 CN CN202110290772.3A patent/CN113192384A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101728926A (en) * | 2008-10-14 | 2010-06-09 | 彭希南 | Micro step motor with double driving shafts |
| CN101832798A (en) * | 2010-05-10 | 2010-09-15 | 上海华艾软件有限公司 | Intelligent instrument panel of electric vehicle |
| CN203888638U (en) * | 2014-04-30 | 2014-10-22 | 徐州达康电控科技有限公司 | Digital stepping motor pointer type combined instrument for loader |
| CN208399959U (en) * | 2018-07-24 | 2019-01-18 | 郑州宏崇电子技术有限公司 | The control circuit of mixed signal pointer meters |
| CN210390779U (en) * | 2019-07-29 | 2020-04-24 | 绍兴四环怡东仪表有限公司 | Electric automobile combination instrument |
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Application publication date: 20210730 |
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