CN115435640A - Auxiliary device for measuring mass center of light weapon - Google Patents
Auxiliary device for measuring mass center of light weapon Download PDFInfo
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- CN115435640A CN115435640A CN202211159519.5A CN202211159519A CN115435640A CN 115435640 A CN115435640 A CN 115435640A CN 202211159519 A CN202211159519 A CN 202211159519A CN 115435640 A CN115435640 A CN 115435640A
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- metal
- sensor
- signal
- signal amplifier
- box
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- 229910052751 metal Inorganic materials 0.000 claims abstract description 42
- 239000002184 metal Substances 0.000 claims abstract description 42
- 238000005259 measurement Methods 0.000 claims description 25
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 238000005070 sampling Methods 0.000 claims description 2
- 230000008054 signal transmission Effects 0.000 abstract 1
- 238000007689 inspection Methods 0.000 description 10
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Images
Classifications
-
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention provides a light weapon barycenter measuring auxiliary device, comprising: the box and metal support plate, the box sets up in metal support plate below, the box top sets up the sensor, the sensor number is four, inside signal amplifier and the appearance of patrolling and examining of setting up of box, the sensor is connected with signal amplifier, be used for measuring the atress of each strong point of metal support plate, and to signal amplifier output non-standard analog signal, signal amplifier and sensor and the appearance of patrolling and examining are connected, be used for converting non-standard analog signal into current signal, and to patrol and examine the appearance with current signal transmission, it is connected with signal amplifier to patrol and examine the appearance, be used for converting current signal into standard digital signal, and upload standard digital signal to the computer, metal support plate level sets up in four sensor tops, be used for placing the measured object. According to the invention, the weight information of the light weapon is acquired through the sensor, and the weight information is sent to the patrol instrument through the signal amplifier, so that the acquisition of the weight of the light weapon is completed.
Description
Technical Field
This document relates to barycenter measurement technical field, especially relates to a light arms barycenter measurement auxiliary device.
Background
The firearm barycenter is a static parameter that must be surveyed in the firearm design test, because the shooting recoil of firearm produces an overturning moment to the firearm itself to make the stability of firearm receive the influence, and then influence the convenience and the shooting precision of operation, so need the accurate barycenter position of measuring the firearm in the design of firearm, just can correctly evaluate the performance of firearm, therefore how to fast effectual detection goes out the technical problem that the barycenter position becomes the urgent need to be solved.
Disclosure of Invention
The invention provides an auxiliary device for measuring the mass center of a light weapon, and aims to solve the problems.
The invention provides a light weapon centroid measurement auxiliary device, which comprises:
box and metal support plate, the box sets up metal support plate below, the box top sets up the sensor, and the sensor number is four, and the inside signal amplifier that sets up of box and patrol and examine the appearance, and the sensor is connected with signal amplifier for measure the atress of each strong point of metal support plate, and to signal amplifier output non-standard analog signal, signal amplifier reaches patrol and examine the appearance and be connected, be used for converting non-standard analog signal into current signal, and send current signal to patrol and examine the appearance, patrol and examine the appearance and be connected with signal amplifier, be used for converting current signal into standard digital signal, and upload to the computer with standard digital signal, the metal support plate level sets up in four sensor tops, is used for placing the measured object.
By adopting the embodiment of the invention, the light weapon is placed through the support plate, the support plate is placed on the four sensors, the weight information of the light weapon is obtained through the sensors, the weight information of the sensors is sent to the patrol instrument, and the patrol instrument sends the weight information to the external computer to complete the measurement of the mass center.
The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.
Drawings
In order to more clearly illustrate one or more embodiments or prior art solutions of the present specification, the drawings that are needed in the description of the embodiments or prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present specification, and that other drawings can be obtained by those skilled in the art without inventive exercise.
FIG. 1 is a front view of a first embodiment of a firearm center of mass measurement assistance device in accordance with an embodiment of the present invention;
FIG. 2 is a front view of a second embodiment of the auxiliary device for measuring the center of mass of a weapon according to the embodiment of the present invention;
fig. 3 is a top view of the centroid measurement auxiliary device according to the embodiment of the present invention.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in one or more embodiments of the present specification, the technical solutions in one or more embodiments of the present specification will be clearly and completely described below with reference to the drawings in one or more embodiments of the present specification, and it is obvious that the described embodiments are only a part of the embodiments of the present specification, and not all embodiments. All other embodiments that can be derived by a person skilled in the art from one or more of the embodiments described herein without making any inventive step shall fall within the scope of protection of this document.
Apparatus embodiment one
According to an embodiment of the present invention, there is provided a firearm center of mass measurement assisting device, fig. 1 is a front view of a first device embodiment of the firearm center of mass measurement assisting device according to an embodiment of the present invention, as shown in fig. 1, the firearm center of mass measurement assisting device according to an embodiment of the present invention specifically includes:
the box body 10 is arranged below the metal supporting plate 12, the sensors 11 are arranged above the box body 10, the number of the sensors 11 is four, the signal amplifier 14 and the inspection instrument 15 are arranged inside the box body 10, the sensors 11 are connected with the signal amplifier 14 and used for measuring stress of each supporting point of the metal supporting plate and outputting nonstandard analog signals to the signal amplifier 14, the signal amplifier 14 is connected with the sensors 11 and the inspection instrument 15 and used for converting the nonstandard analog signals into current signals and sending the current signals to the inspection instrument 15, the inspection instrument 15 is connected with the signal amplifier 14 and used for converting the current signals into standard digital signals and uploading the standard digital signals to a computer, and the metal supporting plate 12 is horizontally arranged above the four sensors 11 and used for placing an object to be measured.
Fig. 3 is a top view of the device for assisting centroid measurement according to the embodiment of the present invention, and as can be seen from fig. 3, the metal supporting plate 12 is an aluminum metal supporting plate printed with scale marks for placing an object to be measured, and the scale marks can be used as reference lines for placing the object.
The firearm center of mass measurement assistance device further comprises: and an auxiliary measuring bracket 13, which is arranged above the metal support plate and is used for fixing the light weapon. When the device is used, firstly, a measured object is placed on the supporting plate along a reference line, and mass center coordinates in the x direction and the y direction are calculated; then, after the measured object is vertically fixed on the auxiliary support, the measured object is placed on the supporting plate, and the z-direction mass center coordinate is measured.
For example, the size of the box body in the embodiment of the invention is 80cm multiplied by 55cm multiplied by 20cm, and the size of the metal supporting plate is 80cm multiplied by 50cm multiplied by 2cm, so that the invention can be applied to the measurement of small-size light weapons.
The embodiment of the invention has the following beneficial effects:
the method comprises the steps of placing the light weapon through the supporting plate, placing the supporting plate on the four sensors, obtaining weight information of the light weapon through the sensors, sending the weight information of the sensors to the patrol instrument, sending the weight information to an external computer by the patrol instrument to complete measurement of the mass center, and fixing the light weapon through the auxiliary measurement support.
Device embodiment II
According to an embodiment of the present invention, there is provided a firearm center of mass measurement assisting device, fig. 2 is a front view of a second embodiment of the device of the firearm center of mass measurement assisting device according to the embodiment of the present invention, as shown in fig. 2, the firearm center of mass measurement assisting device according to the embodiment of the present invention specifically includes:
the box body 20 is arranged below the metal supporting plate 24, the sensors 21 are arranged above the box body 20, the number of the sensors 21 is four, the signal amplifier 26 and the inspection instrument 27 are arranged inside the box body 20, the sensors 21 are connected with the signal amplifier 26 and used for measuring stress of each supporting point of the metal supporting plate 22 and outputting non-standard analog signals to the signal amplifier 26, the signal amplifier 26 is connected with the sensors 21 and the inspection instrument 27 and used for converting the non-standard analog signals into current signals and sending the current signals to the inspection instrument 27, the inspection instrument 27 is connected with the signal amplifier 26 and used for converting the current signals into standard digital signals and uploading the standard digital signals to a computer, and the metal supporting plate 24 is horizontally arranged above the four sensors 21 and used for placing an object to be measured.
The firearm centroid measurement assistance apparatus further comprises: an auxiliary measuring bracket 23, the auxiliary measuring bracket 23 being disposed above the metal support plate 24 for holding a firearm.
The firearm center of mass measurement auxiliary device of the embodiment of the invention further comprises: the device comprises two metal plates 22 and four support columns 25, wherein the two metal plates 22 are spliced together, and the four support columns 25 are arranged below the two metal plates 22 and are used for supporting the two metal plates 22, for example, the size of the metal plate is 100cm multiplied by 60cm multiplied by 1.5cm in the embodiment of the invention, so that the device can be applied to measurement of large-size light weapons or human bodies.
Four supports of the embodiment of the invention are large-size support columns, so that the splicing of the metal support plates is convenient, a tested person lies on the support plates, compared with the measurement of small-size objects, when the mass center of a human body and the mass center of a large-size object is measured, the large-size support plates are required, and the large-size support plates are formed by two equal-size aluminum metal plates which are screwed and spliced through screws. Taking the measurement of the mass center of a human body as an example, a subject stands on a small-size measurement support plate in an upright state to obtain mass center coordinates in the x direction and the y direction; then, the large-size support plate is laid on the small-size support plate, the subject is laid on the large-size support plate after the position is determined, and the mass center coordinate in the z direction is calculated.
The four sensors in the embodiment of the invention adopt four weighing sensors with the measuring range of 100kg, and are mainly used for measuring the stress of each supporting point. Since the sensor outputs a non-standard analog signal, the non-standard signal must be amplified to a 0-20mv standard current signal by a signal amplifier.
The patrol instrument collects 0-20mv voltage signals converted by 4 signal amplifiers according to the sampling frequency of 1Hz, converts the signals into standard digital signals, displays the measured values of the 4 sensors in real time and uploads the measured values to a computer according to an RS485 transmission protocol. Because the common desktop computer is not provided with the RS485 interface, the RS485 communication protocol is converted into the USB protocol by using the conversion plug, so that the data transmission is convenient, and the wide applicability of the equipment is improved.
The embodiment of the invention has the following beneficial effects:
the method comprises the steps of placing the light arms through the supporting plate, placing the supporting plate on the four sensors, obtaining weight information of the light arms through the sensors, sending the weight information of the sensors to the inspection instrument, sending the weight information to an external computer by the inspection instrument to complete measurement of the mass center, placing the light arms with larger sizes through the two metal plates which can be spliced, and fixing the light arms through the auxiliary measuring support.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and these modifications or substitutions do not depart from the spirit of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A firearm centroid measuring apparatus, comprising: the box and the metal backup pad, the box sets up the metal backup pad below, the box top sets up the sensor, the sensor number is four, the inside signal amplifier and the appearance of patrolling and examining that sets up of box, the sensor with signal amplifier connects, is used for measuring the atress of each strong point of metal backup pad, and to signal amplifier output non-standard analog signal, signal amplifier with the sensor reaches the appearance of patrolling and examining is connected, be used for with non-standard analog signal converts current signal into, and will current signal sends the appearance of patrolling and examining, the appearance of patrolling and examining with signal amplifier connects, be used for with current signal converts standard digital signal into, and will standard digital signal uploads to the computer, the metal backup pad level sets up four sensor tops, is used for placing the measured object.
2. The apparatus of claim 1, wherein the metal support plate surface is provided with graduation marks for use as reference lines when placing a firearm.
3. The apparatus of claim 1 wherein said firearm centroid measurement assistance apparatus further comprises: and the auxiliary measuring bracket is arranged above the metal supporting plate and used for fixing a light weapon.
4. The apparatus of claim 1, wherein the lightweight centroid measuring apparatus further comprises: the light weapon support comprises two metal plates and four support columns, wherein the two metal plates are spliced together, the four support columns are arranged below the two metal plates and used for supporting the two metal plates, and the two metal plates are used for placing a light weapon with the mass larger than a specific value.
5. The apparatus of claim 1, wherein the polling device collects the current signal transmitted by the signal amplifier at a specific sampling frequency.
6. The device of claim 1, wherein the polling device communicates with the computer via an RS485 communication protocol.
7. The device of claim 4, wherein the two metal plates are made of aluminum metal plates with the same size, and the two metal plates are spliced by screwing.
8. The apparatus of claim 1, further comprising a power source within the housing, the power source coupled to the sensor and the data logger for providing electrical support to the sensor and the data logger.
9. The apparatus of claim 4, wherein the size of the two metal plates after splicing is larger than that of the metal supporting plate.
10. The apparatus of claim 1, wherein the box length is greater than or equal to the metal support plate length and the box width is greater than or equal to the metal support plate width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211159519.5A CN115435640A (en) | 2022-09-22 | 2022-09-22 | Auxiliary device for measuring mass center of light weapon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211159519.5A CN115435640A (en) | 2022-09-22 | 2022-09-22 | Auxiliary device for measuring mass center of light weapon |
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| Publication Number | Publication Date |
|---|---|
| CN115435640A true CN115435640A (en) | 2022-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211159519.5A Pending CN115435640A (en) | 2022-09-22 | 2022-09-22 | Auxiliary device for measuring mass center of light weapon |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213633A (en) * | 2011-03-15 | 2011-10-12 | 郑州机械研究所 | Three-dimensional measuring mechanism for realizing quality characteristic of flying object with wings |
| KR20120126813A (en) * | 2011-05-13 | 2012-11-21 | 김현수 | Mixed-signal measurement and signal conversion device. |
| DE202013009817U1 (en) * | 2013-11-27 | 2014-01-30 | Bundesrepublik Deutschland, vertreten durch das Bundesministerium der Verteidigung, vertreten durch das Bundesamt für Ausrüstung, Informationstechnik und Nutzung der Bundeswehr | Device for measuring a crack propagation of a cross-sectional area of a bombarded gelatin block |
| CN107255509A (en) * | 2017-07-10 | 2017-10-17 | 青岛格莱瑞智能控制技术有限公司 | A kind of mass property measuring system of four-point method |
| CN108645566A (en) * | 2018-08-16 | 2018-10-12 | 孝感市宝龙电子有限公司 | A kind of bullet arrow quality center of mass rotary inertia testboard |
| CN209525054U (en) * | 2019-04-22 | 2019-10-22 | 周军小 | A kind of small-sized fixed-wing aerial survey unmanned plane centroid measurement instrument |
| CN214251379U (en) * | 2021-02-07 | 2021-09-21 | 郑州机械研究所有限公司 | Mass and mass center measuring device |
| US20220120602A1 (en) * | 2019-04-05 | 2022-04-21 | Daedalus Technology Group, Inc. | Calibration System and Method |
| CN216695405U (en) * | 2022-02-18 | 2022-06-07 | 中国人民解放军海军特色医学中心 | Helmet measuring device |
-
2022
- 2022-09-22 CN CN202211159519.5A patent/CN115435640A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213633A (en) * | 2011-03-15 | 2011-10-12 | 郑州机械研究所 | Three-dimensional measuring mechanism for realizing quality characteristic of flying object with wings |
| KR20120126813A (en) * | 2011-05-13 | 2012-11-21 | 김현수 | Mixed-signal measurement and signal conversion device. |
| DE202013009817U1 (en) * | 2013-11-27 | 2014-01-30 | Bundesrepublik Deutschland, vertreten durch das Bundesministerium der Verteidigung, vertreten durch das Bundesamt für Ausrüstung, Informationstechnik und Nutzung der Bundeswehr | Device for measuring a crack propagation of a cross-sectional area of a bombarded gelatin block |
| CN107255509A (en) * | 2017-07-10 | 2017-10-17 | 青岛格莱瑞智能控制技术有限公司 | A kind of mass property measuring system of four-point method |
| CN108645566A (en) * | 2018-08-16 | 2018-10-12 | 孝感市宝龙电子有限公司 | A kind of bullet arrow quality center of mass rotary inertia testboard |
| US20220120602A1 (en) * | 2019-04-05 | 2022-04-21 | Daedalus Technology Group, Inc. | Calibration System and Method |
| CN209525054U (en) * | 2019-04-22 | 2019-10-22 | 周军小 | A kind of small-sized fixed-wing aerial survey unmanned plane centroid measurement instrument |
| CN214251379U (en) * | 2021-02-07 | 2021-09-21 | 郑州机械研究所有限公司 | Mass and mass center measuring device |
| CN216695405U (en) * | 2022-02-18 | 2022-06-07 | 中国人民解放军海军特色医学中心 | Helmet measuring device |
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