CN108548450A - Gun tube speed measuring device based on MEMS gyroscope and method - Google Patents
Gun tube speed measuring device based on MEMS gyroscope and method Download PDFInfo
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- CN108548450A CN108548450A CN201810297371.9A CN201810297371A CN108548450A CN 108548450 A CN108548450 A CN 108548450A CN 201810297371 A CN201810297371 A CN 201810297371A CN 108548450 A CN108548450 A CN 108548450A
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- Prior art keywords
- feet
- mems gyroscope
- relay
- control
- speed
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
- F41A31/00—Testing arrangements
Abstract
The invention discloses a kind of gun tube speed measuring device and method based on MEMS gyroscope.The device includes control terminal, download communication module, control module, communication module, MEMS gyroscope, relay and power conversion module, and wherein control terminal analyzes gun tube speed for control parameter to be arranged, and according to the measurement result of MEMS gyroscope feedback；The download communication module is used to download the control parameter of control terminal, and is transferred to control module；The control module is used to generate the control instruction of MEMS gyroscope and relay according to control parameter；The communication module carries out control instruction transmission and measurement feedback for realizing the signal interaction of control module and MEMS gyroscope；The relay is for adjusting direction of testing the speed；The MEMS gyroscope is used to measure the angular speed of cannon；The power conversion module is converted for realizing voltage, in order to control module, relay and MEMS gyroscope power supply.The present invention reduces the volume of speed measuring device, improves the stability and precision of test.
Description
Technical field
The invention belongs to instrument and equipment testing fields, more particularly to a kind of gun tube speed measuring device based on MEMS gyroscope
And method.
Background technology
Gun tube angular speed directly affects cannon first round hit probability and shooting reaction time.Existing gun tube angular speed test system
Device mostly uses greatly conventional gyro and is acquired to gun tube speed.However, the volume of conventional gyro is larger, lead to the dress that tests the speed
It is big to set volume, is installed to gun tube difficulty.In addition, conventional gyro acquisition is analog signal, number is filtered and is converted in signal
During word signal, can presence signal it is unstable with missing the phenomenon that.
Invention content
Present invention aims at a kind of gun tube speed measuring device and method based on MEMS gyroscope is provided, the dress that tests the speed is reduced
The volume set improves the stability and precision of test.
Realize that the technical solution of the object of the invention is：A kind of gun tube speed measuring device based on MEMS gyroscope, including
Control terminal, download communication module, control module, communication module, MEMS gyroscope, relay and power conversion module, wherein
Control terminal analyzes gun tube speed for control parameter to be arranged, and according to the measurement result of MEMS gyroscope feedback；The download
Communication module is used to download the control parameter of control terminal, and is transferred to control module；The control module is used for according to control
Parameter generates the control instruction of MEMS gyroscope and relay；The communication module is for realizing control module and MEMS gyroscope
Signal interaction, carry out control instruction transmission and measurement feedback；The relay is for adjusting direction of testing the speed；The MEMS
Gyroscope is used to measure the angular speed of cannon；The power conversion module is converted for realizing voltage, in order to control module, relay
It powers with MEMS gyroscope.
Speed-measuring method based on above-mentioned apparatus, includes the following steps：
Control parameter, including default voltage, MEMS gyroscope rotation positive direction, direction of testing the speed is arranged in step 1, control terminal
With generate picture abscissa rolling speed, by download communication module transfer to control module；
Step 2, control module rotate positive direction according to MEMS gyroscope, direction of testing the speed generates MEMS gyroscope and relay
Control instruction, and MEMS gyroscope control instruction is transferred to by MEMS gyroscope by communication module；
Step 3, relay adjust direction of testing the speed, and MEMS gyroscope tests the cannon angular speed of the direction, and passes through communication
Module feedback is to control module；
Cannon angular speed is transferred to remote control terminal and preserves and show by step 4, control module.
Compared with prior art, the invention has the advantages that：1) it is number that the present invention, which uses MEMS gyroscope, signal output,
Word signal, the unstable and missing of signal caused by avoiding analog signal output；2) present invention is made using RS422 serial communications
For the transmission mode of MEMS gyroscope digital signal, the signal transmission for being acquired MEMS gyroscope using CAN bus communication is to control
Terminal processed has many advantages, such as that real-time transmission, long transmission distance, anti-electromagnetic interference capability are strong, at low cost；3) present invention uses
Relay is made to carry out the selection in four directions of testing the speed of gun tube to be measured, can quickly carry out on-off by operational order；
Description of the drawings
Fig. 1 is the system block diagram of gun tube speed measuring device of the present invention.
Fig. 2 is the outer map interlinking of STM32 chip pins
Fig. 3 is RS422 communications and tune big gun Principle of Process figure.
Fig. 4 is the flow chart of gun tube speed measuring device speed-measuring method of the present invention.
Fig. 5 is speed measuring function interface of the present invention.
Specific implementation mode
In the following with reference to the drawings and specific embodiments, scheme is further illustrated the present invention.
As shown in Figure 1, the gun tube speed measuring device based on MEMS gyroscope, including control terminal, download communication module, control
Module, communication module, MEMS gyroscope, relay and power conversion module, wherein control terminal are used to that control parameter to be arranged, and
Gun tube speed is analyzed according to the measurement result of MEMS gyroscope feedback；The download communication module is used to download the control of control terminal
Parameter processed, and it is transferred to control module；The control module is used to generate MEMS gyroscope and relay according to control parameter
Control instruction；The communication module carries out control instruction transmission for realizing the signal interaction of control module and MEMS gyroscope
And measurement feedback；The relay is for adjusting direction of testing the speed；The MEMS is used to measure the angular speed of cannon；The electricity
Source conversion module is converted for realizing voltage, in order to control module, relay and MEMS gyroscope power supply.
As Figure 2-3, as a kind of specific implementation mode, the control module is based on STM32 microcontrollers, including chip
STM32F107VCT6, chip MC1413, the double socket J1 of the one 20 core, the double socket J2 of the 2nd 20 core and 20 needle double-row needles
JATG, the download communication module use CAN transceiving chip SN65HVD230, communication module to use RS422 communication chips
MAX488, the relay use HK4100F-DC5V-SHG, the power conversion module to use electrical level transferring chip
74LVC4245, the relay include the first relay, the second relay, third relay and the 4th relay, wherein：
The PB8 pins CANH_1 of the chip STM32F107VCT6 connects 15 feet of the double socket J2 of the 2nd 20 core, and PB9 draws
Foot CANL_1 connects 16 feet of the double socket J2 of the 2nd 20 core, and PA9 pins USART1_TX connects 3 feet of MAX488, PA10 pins
USART1_RX connects 2 feet of MAX488, and PB12 pins CANH_2 meets 19 feet of the double socket J2 of the 2nd 20 core, PB13 pins CANL_
2 connect 20 feet of the double socket J2 of the 2nd 20 core；
5 feet of MAX488 connect 7 feet of the double socket J1 of 20 cores as the RS422 Y mouths communicated, and 6 feet are communicated as RS422
Z mouthfuls of 8 feet for meeting the double socket J1 of 20 cores, 7 feet connect 9 feet of the double socket J1 of 20 cores, 8 foot conducts as the RS422 B mouths communicated
The A mouths of RS422 communications connect 10 feet of the double socket J1 of 20 cores；
5 feet of the double socket J1 of one 20 core are grounded, and 6 feet connect+5V electricity；
With meeting 5V, with meeting 24V, 10 feet connect 24V electricity to 9 feet to the 1-3 feet of the double socket J2 of 2nd 20 core；11 feet pass through
Two relays are connected to 16 feet of MC1413, realize that function is " left side "；12 feet are connected to the 15 of MC1413 by the 4th relay
Foot, realization function are "upper"；13 feet are connected to 14 feet of MC1413 by the first relay, realize that function is " right side "；14 feet are logical
13 feet that the first relay is connected to MC1413 are crossed, realization function is "lower"；17 feet connect the of chip STM32F107VCT6
PA4 feet realize that function is " DA delivery outlets 1 "；18 feet connect the PA5 feet of chip STM32F107VCT6, and realization function is " DA
Delivery outlet 2 "；
4,6,8,10,12,14,16,18,20 feet of the 20 needle double-row needle JATG are grounded.
As shown in figure 4, the speed-measuring method based on above-mentioned apparatus, includes the following steps：
Control parameter, including default voltage, MEMS gyroscope rotation positive direction, direction of testing the speed is arranged in step 1, control terminal
With generate picture abscissa rolling speed, by download communication module transfer to control module；
Step 2, control module rotate positive direction according to MEMS gyroscope, direction of testing the speed generates MEMS gyroscope and relay
Control instruction, and MEMS gyroscope control instruction is transferred to by MEMS gyroscope by communication module；
Step 3, relay adjust direction of testing the speed, and MEMS gyroscope tests the cannon angular speed of the direction, and passes through communication
Module feedback is to control module；
Cannon angular speed is transferred to remote control terminal and preserves and show by step 4, control module.
The terminal computer speed measuring function interfaces in order to control Fig. 5, including START button, " adjusting big gun " button, " big gun is adjusted to stop
Only " button, " voltage clearing " button, " emptying " button, " gun tube reset " button.In addition, in the File menu of the lower left corner also
There are " preservation ", " printing " function.Needing setting default voltage, gyroscope to rotate before testing the speed, positive direction, test the speed direction and generation figure
The abscissa rolling speed of piece.Whether normal click the connection of button " beginning " testing CAN bus.If operation is normal, click is pressed
Button " adjusting big gun " starts speed measuring equipment, reads the angular velocity data transmitted by CAN bus, and drafting pattern picture.
Claims (3)
1. a kind of gun tube speed measuring device based on MEMS gyroscope, which is characterized in that including control terminal, download communication module,
Control module, communication module, MEMS gyroscope, relay and power conversion module, wherein control terminal are for being arranged control ginseng
Number, and gun tube speed is analyzed according to the measurement result of MEMS gyroscope feedback；The download communication module is for downloading control eventually
The control parameter at end, and it is transferred to control module；The control module be used for according to control parameter generate MEMS gyroscope and after
The control instruction of electric appliance；The communication module carries out control and refers to for realizing the signal interaction of control module and MEMS gyroscope
Enable transmission and measurement feedback；The relay is for adjusting direction of testing the speed；The MEMS gyroscope is for measuring cannon
Angular speed；The power conversion module is converted for realizing voltage, in order to control module, relay and MEMS gyroscope power supply.
2. gun tube speed measuring device according to claim 1, which is characterized in that the control module includes chip
STM32F107VCT6, chip MC1413, the double socket J1 of the one 20 core, the double socket J2 of the 2nd 20 core and 20 needle double-row needles
JATG, the download communication module use CAN transceiving chip SN65HVD230, communication module to use RS422 communication chips
MAX488, the relay use HK4100F-DC5V-SHG, the power conversion module to use electrical level transferring chip
74LVC4245, the relay include the first relay, the second relay, third relay and the 4th relay, wherein：
The PB8 pins CANH_1 of the chip STM32F107VCT6 connects 15 feet of the double socket J2 of the 2nd 20 core, PB9 pins
CANL_1 connects 16 feet of the double socket J2 of the 2nd 20 core, and PA9 pins USART1_TX connects 3 feet of MAX488, PA10 pins
USART1_RX connects 2 feet of MAX488, and PB12 pins CANH_2 meets 19 feet of the double socket J2 of the 2nd 20 core, PB13 pins CANL_
2 connect 20 feet of the double socket J2 of the 2nd 20 core；
5 feet of MAX488 connect 7 feet of the double socket J1 of 20 cores, the Z mouths that 6 feet are communicated as RS422 as the RS422 Y mouths communicated
8 feet of the double socket J1 of 20 cores are connect, 7 feet connect 9 feet of the double socket J1 of 20 cores as the RS422 B mouths communicated, and 8 feet are as RS422
The A mouths of communication connect 10 feet of the double socket J1 of 20 cores；
5 feet of the double socket J1 of one 20 core are grounded, and 6 feet connect+5V electricity；
With meeting 5V, with meeting 24V, 10 feet connect 24V electricity to 9 feet to the 1-3 feet of the double socket J2 of 2nd 20 core；11 feet by second after
Electric appliance is connected to 16 feet of MC1413, realizes that function is " left side "；12 feet are connected to 15 feet of MC1413 by the 4th relay, real
Existing function is "upper"；13 feet are connected to 14 feet of MC1413 by the first relay, realize that function is " right side "；14 feet pass through first
Relay is connected to 13 feet of MC1413, and realization function is "lower"；17 feet connect the PA4 feet of chip STM32F107VCT6, real
Existing function is " DA delivery outlets 1 "；18 feet connect the PA5 feet of chip STM32F107VCT6, realize that function is " DA delivery outlets 2 "；
4,6,8,10,12,14,16,18,20 feet of the 20 needle double-row needle JATG are grounded.
3. the speed-measuring method based on claim 1-2 any one described devices, which is characterized in that include the following steps：
Control parameter, including default voltage, MEMS gyroscope rotation positive direction, test the speed direction and life is arranged in step 1, control terminal
At the abscissa rolling speed of picture, by download communication module transfer to control module；
Step 2, control module rotate positive direction according to MEMS gyroscope, direction of testing the speed generates the control of MEMS gyroscope and relay
System instruction, and MEMS gyroscope control instruction is transferred to by MEMS gyroscope by communication module；
Step 3, relay adjust direction of testing the speed, and MEMS gyroscope tests the cannon angular speed of the direction, and passes through communication module
Feed back to control module；
Cannon angular speed is transferred to remote control terminal and preserves and show by step 4, control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810297371.9A CN108548450A (en) | 2018-03-30 | 2018-03-30 | Gun tube speed measuring device based on MEMS gyroscope and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810297371.9A CN108548450A (en) | 2018-03-30 | 2018-03-30 | Gun tube speed measuring device based on MEMS gyroscope and method |
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| CN108548450A true CN108548450A (en) | 2018-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810297371.9A Pending CN108548450A (en) | 2018-03-30 | 2018-03-30 | Gun tube speed measuring device based on MEMS gyroscope and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113218239A (en) * | 2021-05-19 | 2021-08-06 | 中国人民解放军63966部队 | Dynamic trajectory measuring device with quick installation |
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| US9366514B1 (en) * | 2014-02-25 | 2016-06-14 | Lockheed Martin Corporation | System, method and computer program product for providing for a course vector change of a multiple propulsion rocket propelled grenade |
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| CN201072342Y (en) * | 2006-12-30 | 2008-06-11 | 西安中星测控有限公司 | Angle velocity and angle gyroscope |
| US20110252684A1 (en) * | 2008-02-27 | 2011-10-20 | Robert Ufer | Self calibrating weapon shot counter |
| US8242423B2 (en) * | 2009-06-02 | 2012-08-14 | Raytheon Company | Missile navigation method |
| CN203629581U (en) * | 2013-12-31 | 2014-06-04 | 杭州士兰微电子股份有限公司 | Self-adaptive rotation speed measuring system based on inertial sensor |
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Application publication date: 20180918 |