CN109632062A - Weight and gravity center measurement device and measurement method - Google Patents
Weight and gravity center measurement device and measurement method Download PDFInfo
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- CN109632062A CN109632062A CN201811634530.6A CN201811634530A CN109632062A CN 109632062 A CN109632062 A CN 109632062A CN 201811634530 A CN201811634530 A CN 201811634530A CN 109632062 A CN109632062 A CN 109632062A
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- weight
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- center
- measuring piece
- measurement device
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/02—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles
- G01G19/07—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles for weighing aircraft
Abstract
The weight and gravity center measurement device and measurement method that the disclosure provides, are related to air vehicle technique field.The weight and gravity center measurement device include bearing assembly, weigh assembly, positioning component, carrying platform, control panel and display part.Weigh assembly includes the first weighing group and the second weighing group, and carrying platform is for carrying measuring piece.First weighing group and the second weighing group for measuring the weight of measuring piece jointly.Positioning component is fixed on bearing assembly, and the end for detecting measuring piece is at a distance from the reference center of weight and gravity center measurement device.Control panel is used to calculate the distance of the deviation of gravity center reference center of measuring piece, and the offset distance for calculating center of gravity Yu standard center of gravity.Display part is used to show the weight data of measuring piece and the offset distance data of center of gravity and standard center of gravity.The weight and gravity center measurement device structure integrated level are high, and volume weight is small, and easy to operate, can shorten the operating time, while energy real-time measurement weight and position of centre of gravity, and measurement accuracy is high.
Description
Technical field
This disclosure relates to air vehicle technique field, in particular to a kind of weight and gravity center measurement device and measurement side
Method.
Background technique
For unmanned plane, take-off weight and position of centre of gravity directly affect its flying quality and flight safety, to guarantee
The safe and effective flight of unmanned plane needs take-off weight and the actual center gravity position of reasonable disposition unmanned plane before take-off.
In the prior art, common platform balance or portable scale are mostly used for small and medium size unmanned aerial vehicles to measure the weight of unmanned plane
Amount, and whether the actual center gravity position for substantially assessing in such a way that hand is carried or is lifted unmanned plane is suitable.Above method is not only
Complicated for operation, measurement accuracy not can guarantee yet, and (such as oil supply when dynamic change occurs for the weight of unmanned plane or position of centre of gravity
When moving unmanned plane to refuel, or battery being installed to electronic unmanned plane), current weight and center of gravity information can not be obtained in real time, seriously
The ground time before unmanned plane takes off is extended, the operating efficiency of unmanned plane is reduced.
Summary of the invention
The purpose of the disclosure includes providing a kind of weight and gravity center measurement device, and structure integrated level is high, and volume weight is small,
And it is easy to operate, the operating time can be shortened, while energy real-time measurement weight and position of centre of gravity, measurement accuracy is high.
The purpose of the disclosure further includes providing a kind of weight and center of gravity measurement method, can quickly and easily measure nobody
The weight and position of centre of gravity of the measuring pieces such as machine, measurement accuracy are high.
It is that it is realized by adopting the following technical scheme that the disclosure, which solves its technical problem:
A kind of weight and gravity center measurement device that the disclosure provides, including bearing assembly, weigh assembly, positioning component, hold
Carrying platform, control panel and display part；
The weigh assembly includes being set to the first weighing group and the second weighing group of the bearing assembly rear and front end, institute
It states carrying platform to connect with first weighing group and second weighing group, and for carrying measuring piece；First weighing
Group and second weighing group are used to measure the weight of the measuring piece jointly；The positioning component is fixed on the bearing assembly
On, and the end for detecting the measuring piece is at a distance from the reference center of the weight and gravity center measurement device；Described
One weighing group, second weighing group, the positioning component and the display part are electrically connected with the control panel respectively；
The control panel be used for according to the measurement data of first weighing group, the measurement data of second weighing group and
The weight of the measuring piece calculates the distance of reference center described in the deviation of gravity center of the measuring piece；The control panel is also used to root
According to the end of the measuring piece at a distance from the standard position of centre of gravity of the measuring piece, base described in the deviation of gravity center of the measuring piece
The end of the distance of true centric and the measuring piece calculates institute at a distance from the reference center of the weight and gravity center measurement device
State the offset distance of center of gravity Yu the standard center of gravity；
The display part is used to show the weight data of the measuring piece and the offset of the center of gravity and the standard center of gravity
Range data.
Further, the positioning component includes the push-and-pull of displacement sensor and the opposite institute's displacement sensors folding and unfolding of energy
Bar, institute's displacement sensors are electrically connected with the control panel, and institute's displacement sensors are used in the push-pull rod far from institute's rheme
In the state of the end part aligning of the free end of displacement sensor and the measuring piece, detect the free end of the push-pull rod with it is described heavy
Amount is at a distance from the reference center of gravity center measurement device.
Further, the push-pull rod and the rotation of institute's displacement sensors connect, and the positioning component further includes positioning gear
Block, the position block are connect with the free end of the push-pull rod, and the position block is for turning to and the measuring piece
End supports, and institute's displacement sensors are used to detect the reference center of the position block Yu the weight and gravity center measurement device
Distance.
Further, first weighing group includes at least two first weight sensors, at least two first weights
The setting of quantity sensor spacing side by side.
Further, second weighing group includes at least two second weight sensors, at least two second weights
The setting of quantity sensor spacing side by side.
Further, at least two first weight sensors and at least two second weight sensors are in axis pair
Claim setting.
Further, the weight and gravity center measurement device further include support frame, and support frame as described above is connected at least two
The top of first weight sensor and at least two second weight sensors, support frame as described above and the carrying platform
It is fixedly connected.
Further, the weight and gravity center measurement device further include bolster, each first weight sensor and
Each second weight sensor passes through the bolster respectively and connect with the bearing assembly.
Further, the weight and gravity center measurement device further include that power switch, reset button and switching switch, described
Power switch, the reset button and the switching switch gap are set on the bearing assembly, and respectively with the control
Plate electrical connection.
A kind of weight and center of gravity measurement method that the embodiment of the present disclosure provides are filled using the weight and center of gravity measurement
It sets, the weight includes: with center of gravity measurement method
The measuring piece is set to the carrying platform；
The measuring piece is calculated according to the measurement data of the measurement data of first weighing group and second weighing group
Weight；
According to the weight of the measurement data of first weighing group, the measurement data of second weighing group and the measuring piece
Amount calculates the distance of reference center described in the deviation of gravity center of the measuring piece；
According to the end of the measuring piece at a distance from the standard position of centre of gravity of the measuring piece, the center of gravity of the measuring piece
Deviate the reference center of the distance of the reference center and the end of the measuring piece and the weight and gravity center measurement device
Distance calculates the offset distance of the center of gravity and the standard center of gravity.
The beneficial effect of the embodiment of the present disclosure is:
The weight and gravity center measurement device that the embodiment of the present disclosure provides can pass through the first weighing group of weigh assembly and the
Two weighing groups measure the weight of measuring piece jointly, and positioning component can detecte end and weight and the gravity center measurement device of measuring piece
Reference center distance, control panel can measurement data, the measurement data and survey of the second weighing group according to the first weighing group
The distance of the deviation of gravity center reference center of the weight calculating measuring piece of part is measured, and according to the standard of the end of measuring piece and measuring piece
The distance of position of centre of gravity, the distance of deviation of gravity center reference center of measuring piece and the end of measuring piece and weight and center of gravity measurement fill
The distance of the reference center set calculates the offset distance of center of gravity and standard center of gravity, and by the weight data of measuring piece and center of gravity and mark
The offset distance data of quasi- center of gravity are shown on display part.The weight and gravity center measurement device structure integrated level are high, volume weight
It is small and easy to operate, the operating time can be shortened, while energy real-time measurement weight and position of centre of gravity, measurement accuracy is high.
The weight and center of gravity measurement method that the embodiment of the present disclosure provides can be fast using the weight and gravity center measurement device
Speed easily measures the weight and position of centre of gravity of the measuring pieces such as unmanned plane, and measurement accuracy is high.
Detailed description of the invention
It, below will be to needed in the embodiment attached in order to illustrate more clearly of the technical solution of the embodiment of the present disclosure
Figure is briefly described, it should be understood that the following drawings illustrates only some embodiment of the disclosure, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram at the first visual angle of weight and gravity center measurement device that disclosure specific embodiment provides.
Fig. 2 is the partial structure diagram of weight and gravity center measurement device that disclosure specific embodiment provides.
Fig. 3 is the structural schematic diagram at the second visual angle of weight and gravity center measurement device that disclosure specific embodiment provides.
Fig. 4 is the structural schematic diagram of the positioning component of weight and gravity center measurement device that disclosure specific embodiment provides.
Fig. 5 is the partial structure diagram of weight and gravity center measurement device that disclosure specific embodiment provides.
Fig. 6 is the measuring principle schematic diagram of weight and gravity center measurement device that disclosure specific embodiment provides.
Fig. 7 is the usage state diagram of weight and gravity center measurement device that disclosure specific embodiment provides.
Icon: 100- weight and gravity center measurement device；110- bearing assembly；112- bottom plate；113- side plate；114- battery
Box；115- battery hatch；The gap 101-；120- weigh assembly；The first weighing group of 121-；The first weight sensor of 1211-；102-
Front end；The rear end 103-；104- linkage section；The second weighing group of 122-；The second weight sensor of 1221-；130- positioning component；131-
Displacement sensor；1311- output cord；1312- established angle；132- push-pull rod；133- position block；140- carrying platform；
150- control panel；160- display part；170- bolster；180- support frame；181- lightening hole；191- power switch；192- is reset
Button；193- switching switch；109- measuring piece.
Specific embodiment
To keep the purposes, technical schemes and advantages of the embodiment of the present disclosure clearer, below in conjunction with the embodiment of the present disclosure
In attached drawing, the technical solution in the embodiment of the present disclosure is clearly and completely described, it is clear that described embodiment is
Disclosure a part of the embodiment, instead of all the embodiments.The disclosure being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the disclosure provided in the accompanying drawings is not intended to limit below claimed
The scope of the present disclosure, but be merely representative of the selected embodiment of the disclosure.Based on the embodiment in the disclosure, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model of disclosure protection
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the disclosure, it should be noted that the orientation or positional relationship of the instructions such as term " on " is based on attached
Orientation or positional relationship shown in figure or the disclosure product using when the orientation or positional relationship usually put, be only for
Convenient for the description disclosure and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side
Position is constructed and operated in a specific orientation, therefore should not be understood as the limitation to the disclosure.
In addition, term " first ", " second ", " third " and " the 4th " etc. are only used for distinguishing description, and should not be understood as referring to
Show or imply relative importance.
In the description of the disclosure, it is also necessary to which explanation, unless in addition having more specific regulation and limiting, term " is set
Set ", " connection " more broadly understanding should be done, for example, " connection " may be a fixed connection, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the disclosure.
With reference to the accompanying drawing, it elaborates to an embodiment of the disclosure, it is in the absence of conflict, following
Feature in embodiment can be combined with each other.
Fig. 1 is the structural schematic diagram at the first visual angle of weight provided in this embodiment and gravity center measurement device 100.Fig. 2 is
The partial structure diagram of weight provided in this embodiment and gravity center measurement device 100.Incorporated by reference to referring to Figures 1 and 2, this implementation
Example discloses a kind of weight and gravity center measurement device 100 comprising bearing assembly 110, weigh assembly 120, positioning component 130,
Carrying platform 140, control panel 150 and display part 160.
Positioning component 130, weigh assembly 120, control panel 150 and display part 160 are separately positioned on bearing assembly 110,
Carrying platform 140 is arranged in weigh assembly 120, for carrying such as unmanned plane measuring piece 109.Weigh assembly 120, positioning group
Part 130, display part 160 are electrically connected with control panel 150 respectively.Weigh assembly 120 is used to measure the weight of load-bearing part.Positioning component
130 for measuring the end of load-bearing part to weight at a distance from 100 reference center of gravity center measurement device.Control panel 150 is used for root
The distance of the deviation of gravity center reference center of measuring piece 109 is calculated according to the measurement data of weigh assembly 120, and for according to measuring piece
109 end at a distance from the standard position of centre of gravity of measuring piece 109, the distance of the deviation of gravity center reference center of measuring piece 109 and
The end of measuring piece 109 calculates the inclined of center of gravity and standard center of gravity at a distance from the reference center of weight and gravity center measurement device 100
Move distance.
Fig. 1 is please referred to, carrying platform 140 is substantially plate-like, and carrying platform 140 should not have directly with bearing assembly 110
Contact, in the present embodiment, gap 101 is formed between carrying platform 140 and bearing assembly 110.Please refer to Fig. 1, carrying platform
140 is substantially plate-like, and carrying platform 140 should not have with bearing assembly 110 directly to be contacted, in the present embodiment, carrying platform
Gap 101 is formed between 140 and bearing assembly 110.
Fig. 3 is the structural schematic diagram at the second visual angle of weight provided in this embodiment and gravity center measurement device 100.Incorporated by reference to
- Fig. 3 referring to Fig.1, in the present embodiment, the generally rectangular shaped housing shape of bearing assembly 110, bearing assembly 110 includes 112 He of bottom plate
Multiple side plates 113, multiple side plates 113 are enclosed and are set on bottom plate 112.
The top depression of the outer surface of bottom plate 112 towards bearing assembly 110 forms battery case 114, for installing battery, with right
The power supply such as control panel 150.The bearing assembly 110 further includes battery hatch 115, and battery hatch 115 is set to opening for battery case 114
Mouthful, and be detachably connected with bottom plate 112.
As an implementation, in the present embodiment, positioning component 130, weigh assembly 120 and control panel 150 are respectively provided with
In on bottom plate 112.Display part 160 is display screen, is set on a side plate 113.
Fig. 4 is the structural schematic diagram of the positioning component 130 of weight provided in this embodiment and gravity center measurement device 100.Please
In conjunction with referring to Fig. 2 and Fig. 4, in the present embodiment, positioning component 130 includes displacement sensor 131, push-pull rod 132 and position block
133.Position block 133 is connect by push-pull rod 132 with displacement sensor 131, and push-pull rod 132 can relative displacement transducer 131
Folding and unfolding, to drive position block 133 close or far from displacement sensor 131, and in the present embodiment, push-pull rod 132 and position
131 rotatable engagement of displacement sensor, to drive 133 relative displacement transducer 131 of position block to rotate.
As an implementation, displacement sensor 131 is fixedly connected on bottom plate 112, also, displacement sensor 131
It is substantially parallel with the long axis direction of bearing assembly 110.Output cord 1311 and established angle are provided on displacement sensor 131
1312.Established angle 1312 is for facilitating connection.
The free end of the separate displacement sensor 131 of push-pull rod 132 is pierced by from a side wall, and is connected with position block 133
It connects.
It should be noted that position block 133 is substantially in long strip, can turn on carrying platform 140, with survey
The end face of amount part 109 supports, or turns to parallel with the side of bearing assembly 110.
It is understood that when position block 133 is turned to and supported with the end of measuring piece 109, displacement sensor 131
It can be used for through detection position block 133 at a distance from the reference center of weight and gravity center measurement device 100, measure measuring piece
109 end is at a distance from the standard position of centre of gravity of measuring piece 109.
It should be appreciated that position block 133 can also be rotatablely connected with push-pull rod 132 in other alternative embodiments, push-and-pull
Bar 132 is slidably matched with displacement sensor 131.Alternatively, being not provided with position block 133, displacement sensor 131 is in push-pull rod 132
The free end of push-pull rod 132 is detected in the state of the end part aligning of measuring piece 109 in free end far from displacement sensor 131
At a distance from the reference center of weight and gravity center measurement device 100, to measure end and the measuring piece 109 of measuring piece 109
The distance of standard position of centre of gravity.
Fig. 5 is the partial structure diagram of weight provided in this embodiment and gravity center measurement device 100.Incorporated by reference to referring to figure
2 and Fig. 5, as an implementation, in the present embodiment, weigh assembly 120 includes being set to 110 rear and front end of bearing assembly
First weighing group 121 and the second weighing group 122, carrying platform 140 are connect with the first weighing group 121 and the second weighing group 122, and
For carrying measuring piece 109.First weighing group 121 and the second weighing group 122 for measuring the weight of measuring piece 109 jointly.
It is understood that the first weighing group 121 and the second weighing group 122 of 110 rear and front end of bearing assembly is arranged in
The weight for measuring measuring piece 109 simultaneously, occupies certain specific gravity respectively, can be used for calculating the actual center gravity of measuring piece 109.
As an implementation, the first weighing group 121 includes two the first weight sensors 1211, two the first weight
The setting of 1211 spacing side by side of sensor.Second weighing group 122 includes two the second weight sensors 1221, and two the second weight pass
The setting of 1221 spacing side by side of sensor.
In the present embodiment, the shape and structure of two the first weight sensors 1211 and two the second weight sensors 1221 is complete
It is exactly the same.Two the first weight sensors 1211 and two the second weight sensors 1221 arrange rectangular in form, are set to bottom plate
On 112.It is understood that two the first weight sensors 1211 are axisymmetricly set with two the second weight sensors 1221
It sets, with the specific gravity for the measuring piece 109 for facilitating each first weight sensor 1211 and each second weight sensor 1221 to measure
Calculating.
It should be appreciated that in other alternative embodiments, the first weight sensor 1211 and the second weight sensor 1221
Quantity is also an option that be three, four etc..
First weight sensor 1211 and second weight sensor 1221 stable structure itself are symmetrical structure.With first
For weight sensor 1211, the first weight sensor 1211 is including front end 102, rear end 103 and is set to front end 102 and rear end
Linkage section 104 between 103.
In order to realize good buffering effect, in the present embodiment, weight and gravity center measurement device 100 further include multiple bufferings
Part 170, each first weight sensor 1211 and each second weight sensor 1221 pass through a bolster 170 and hold respectively
Component 110 is carried to connect.
Specifically, bolster 170 is connect with the bottom of the front end 102 of the first weight sensor 1211 in the present embodiment, with
It is further fixed with bottom plate 112.Bolster 170 is connect with the bottom of the rear end 103 of second sensor, with further with bottom plate
112 is fixed.
It is understood that this structure can be improved the accuracy of the measurement of weigh assembly 120, and facilitate calculating.
Optionally, weight and gravity center measurement device 100 further include support frame 180, and support frame 180 connects weigh assembly 120
And carrying platform 140.
As an implementation, in the present embodiment, support frame 180 is separately connected two the first weight sensors 1211
The top of the top of rear end 103 and the front end 102 of two the second weight sensors 1221.Also, support frame 180 and carrying are flat
Platform 140 is fixedly connected.
It is understood that support frame 180 can enhance connection structure between carrying platform 140 and weigh assembly 120
Stability.Optionally, it is mitigation weight, in the present embodiment, many places lightening hole 181 is offered on support frame 180.
The top of at least two first weight sensors 1211 and at least two second weight sensors 1221, support frame
180 are fixedly connected with carrying platform 140.
Please continue to refer to Fig. 1, as an implementation, in the present embodiment, weight further includes with gravity center measurement device 100
Power switch 191, reset button 192 and switching switch 193, power switch 191, reset button 192 and switching switch 193 are spaced
It is set on bearing assembly 110, and is electrically connected respectively with control panel 150.
It is understood that in the present embodiment, two the first weight sensors 1211 and two the second weight sensors
1221 are also electrically connected with control panel 150 respectively.
Fig. 6 is the measuring principle schematic diagram of weight provided in this embodiment and gravity center measurement device 100.Fig. 6 is please referred to, it should
Weight and gravity center measurement device 100 be used to measure unmanned plane weight and unmanned plane actual center gravity when, it is assumed that the weight of unmanned plane
Amount is W, and practical position of centre of gravity is set as WIt is real, position of centre of gravity deviate the reference center of weight and gravity center measurement device 100 away from
From for s, the distance between first weighing group 121 and the second weighing group 122 are L in weight and gravity center measurement device 100, weight with
The component on four weighing sensors inside gravity center measurement device 100 is respectively G1, G2, G3 and G4, then according to the distribution of power
Principle can obtain:
W=G1+G2+G3+G4；(formula 1)
S=(G2+G3-G1-G4)/(G1+G2+G3+G4) × L；(formula 2)
Distance s this makes it possible to obtain the actual weight of unmanned plane and position of centre of gravity relative to measuring device reference center；
It should be appreciated that first weight sensor 1211 and one is only arranged inside weight and gravity center measurement device 100
When a second weight sensor 1221, the component on the first weight sensor 1211 and the second weight sensor 1221 is respectively GA
And GB, it can be obtained according to the distribution principle of power:
W=GA+GB；
S=(GB-GA)/(GA+GB) × L；
When the quantity of the weight sensor of the first weighing group 121 and the second weighing group 122 is multiple, calculation is with this
Analogize.
Fig. 7 is the usage state diagram of weight provided in this embodiment and gravity center measurement device 100.Please refer to Fig. 7, Ke Yili
Solution, WIt is realFor the actual center gravity position of unmanned plane, W is the design gravity position of unmanned plane；Position block 133 is pulled out and revolved
It goes to and is overlapped with an end face of unmanned plane, position block 133 drives the push-pull rod 132 of displacement sensor 131 to move, and then can
Distance h of the actual placement of survey aircraft relative to measuring device reference center.
For unmanned plane, position of the standard center of gravity apart from the unmanned plane end face is known quantity, i.e. known to H；If real
The offset distance of border center of gravity and standard center of gravity is d, then by can be calculated above:
D=s+H-h；(formula 3)
It should be appreciated that the principle is mainly according to weight measurement data G1, G2, G3 and G4 and the first weighing group 121 and the
The reference center distance s of the distance between two weighing groups 122 L calculating actual center gravity position and gravity center measurement device；
The reference center distance H of end and weight and gravity center measurement device 100 further according to known quantity measuring piece 109,
And the standard position of centre of gravity distance h of the end of measurement data measuring piece 109 and measuring piece 109, calculate the mark of measuring piece 109
Quasi- position of centre of gravity to weight at a distance from the reference center of gravity center measurement device 100,
Further according to actual center gravity position at a distance from the reference center of gravity center measurement device and the standard center of gravity of measuring piece 109
Position calculates the offset distance of actual center gravity and standard center of gravity to weight at a distance from the reference center of gravity center measurement device 100.
It should be appreciated that according in the benchmark of actual center gravity position, center for standard position and weight and gravity center measurement device 100
The positional relationship of the heart, formula 3 can also convert are as follows:
D=s+h-H；
D=s- (h-H).
To sum up, the reality of unmanned plane can be obtained according to formula 2 and formula 3 for the actual weight that unmanned plane can be obtained according to formula 1
Offset of the border position of centre of gravity relative to standard position of centre of gravity, the above measurement and calculating process all pass through the master inside measuring device
It controls plate to carry out, it is thus possible to quickly complete measurement process, the weight of measurement and center of gravity result are simultaneously displayed on display by master control borad
On part 160, that is, complete entire measurement process.
To sum up, which includes: with center of gravity measurement method
191 are turned on the power switch, weight and gravity center measurement device 100 start simultaneously auto-initiation；
The measuring pieces such as unmanned plane to be measured 109 are lain on the carrying platform 140 of weight and gravity center measurement device 100,
Unmanned plane course is consistent with the long side of gravity center measurement device 100 with weight；
It extracts push-pull rod 132 out, and the rotation of position block 133 is extremely bonded with the end of measuring piece 109；
The weight of measuring piece 109 is calculated according to the measurement data of the measurement data of the first weighing group 121 and the second weighing group 122
W is measured, referring to formula 1；
According to the measurement data G1 and G2 of the first weighing group 121, the measurement data G3 and G4 of the second weighing group 122 and measurement
The weight of part 109 calculates the distance s of the deviation of gravity center reference center of measuring piece 109, referring to formula 2；
It is inclined according to the end of measuring piece 109 and the standard position of centre of gravity distance h of measuring piece 109, the center of gravity of measuring piece 109
It is counted from the end of reference center distance s and measuring piece 109 and the reference center distance H of weight and gravity center measurement device 100
The offset distance for calculating center of gravity and standard center of gravity, referring to formula 3.
It should be appreciated that can be reset by reset button 192 when needing repeatedly measurement, then repeatedly aforesaid operations.
To sum up, weight disclosed in the present embodiment and gravity center measurement device 100 can pass through the first weighing of weigh assembly 120
Group 121 and the second weighing group 122 measure the weight of measuring piece 109 jointly, and positioning component 130 can detecte the end of measuring piece 109
At a distance from the reference center of weight and gravity center measurement device 100, control panel 150 can be according to the survey of the first weighing group 121 in portion
The weight for measuring data, the measurement data of the second weighing group 122 and measuring piece 109 calculates in the deviation of gravity center benchmark of measuring piece 109
The distance of the heart, and according to the end of measuring piece 109 at a distance from the standard position of centre of gravity of measuring piece 109, the center of gravity of measuring piece 109
Deviate the distance of reference center and the end of measuring piece 109 and meter at a distance from the reference center of weight and gravity center measurement device 100
The offset distance of center of gravity and standard center of gravity is calculated, and by the weight data of measuring piece 109 and the offset distance of center of gravity and standard center of gravity
Data are shown on display part 160.The weight and 100 structure integrated level of gravity center measurement device are high, and volume weight is small, and operates letter
It is single, the operating time can be shortened, while energy real-time measurement weight and position of centre of gravity, measurement accuracy is high.
Weight disclosed in the present embodiment and center of gravity measurement method can be quick using the weight and gravity center measurement device 100
The weight and position of centre of gravity of the measuring pieces 109 such as unmanned plane are easily measured, and measurement accuracy is high.
The foregoing is merely preferred embodiment of the present disclosure, are not limited to the disclosure, for the skill of this field
For art personnel, the disclosure can have various modifications and variations.It is all within the spirit and principle of the disclosure, it is made any to repair
Change, equivalent replacement, improvement etc., should be included within the protection scope of the disclosure.
Claims (10)
1. a kind of weight and gravity center measurement device, which is characterized in that flat including bearing assembly, weigh assembly, positioning component, carrying
Platform, control panel and display part；
The weigh assembly includes being set to the first weighing group and the second weighing group of the bearing assembly rear and front end, described to hold
Carrying platform is connect with first weighing group and second weighing group, and for carrying measuring piece；The positioning component is fixed
The reference center of end and the weight and gravity center measurement device on the bearing assembly, and for detecting the measuring piece
Distance；First weighing group, second weighing group, the positioning component and the display part respectively with the control panel
Electrical connection；
The control panel is used for the measurement data according to first weighing group, the measurement data of second weighing group calculates institute
State the distance of reference center described in the weight of measuring piece and the deviation of gravity center of the measuring piece；The control panel is also used to according to institute
It states at a distance from the end of measuring piece and the standard position of centre of gravity of the measuring piece, in benchmark described in the deviation of gravity center of the measuring piece
The end of the distance of the heart and the measuring piece calculates described heavy at a distance from the reference center of the weight and gravity center measurement device
The offset distance of the heart and the standard center of gravity；
The display part is used to show the weight data of the measuring piece and the offset distance of the center of gravity and the standard center of gravity
Data.
2. weight as described in claim 1 and gravity center measurement device, which is characterized in that the positioning component includes displacement sensing
Device and the push-pull rod of the opposite institute's displacement sensors folding and unfolding of energy, institute's displacement sensors are electrically connected with the control panel, institute's rheme
Displacement sensor is used for the shape of the free end in the push-pull rod far from institute's displacement sensors and the end part aligning of the measuring piece
Under state, the free end of the push-pull rod is detected at a distance from the reference center of the weight and gravity center measurement device.
3. weight as claimed in claim 2 and gravity center measurement device, which is characterized in that the push-pull rod and the displacement sensing
Device rotation connection, the positioning component further includes position block, and the position block is connect with the free end of the push-pull rod, institute
It states position block to support for turning to the end of the measuring piece, institute's displacement sensors are for detecting the position block
At a distance from the reference center of the weight and gravity center measurement device.
4. weight as described in claim 1 and gravity center measurement device, which is characterized in that first weighing group includes at least two
A first weight sensor, at least two first weight sensor spacing side by side settings.
5. weight as claimed in claim 4 and gravity center measurement device, which is characterized in that second weighing group includes at least two
A second weight sensor, at least two second weight sensor spacing side by side settings.
6. weight as claimed in claim 5 and gravity center measurement device, which is characterized in that at least two first weight sensings
Device is axisymmetricly arranged at least two second weight sensors.
7. weight as claimed in claim 5 and gravity center measurement device, which is characterized in that the weight and gravity center measurement device are also
Including support frame, support frame as described above is connected at least two first weight sensors and at least two second weight pass
The top of sensor, support frame as described above are fixedly connected with the carrying platform.
8. weight as claimed in claim 5 and gravity center measurement device, which is characterized in that the weight and gravity center measurement device are also
Including bolster, each first weight sensor and each second weight sensor pass through the buffering respectively
Part is connect with the bearing assembly.
9. weight as described in claim 1 and gravity center measurement device, which is characterized in that the weight and gravity center measurement device are also
Including power switch, reset button and switching switch, the power switch, the reset button and the switching switch gap are set
It is placed on the bearing assembly, and is electrically connected respectively with the control panel.
10. a kind of weight and center of gravity measurement method, which is characterized in that use weight as described in any one of claims 1-9
With gravity center measurement device, the weight includes: with center of gravity measurement method
The measuring piece is set to the carrying platform；
The weight of the measuring piece is calculated according to the measurement data of the measurement data of first weighing group and second weighing group
Amount；
The weight of the measuring piece is calculated according to the measurement data of the measurement data of first weighing group, second weighing group
And the distance of reference center described in the deviation of gravity center of the measuring piece；
According to the end of the measuring piece at a distance from the standard position of centre of gravity of the measuring piece, the deviation of gravity center of the measuring piece
The end of the distance of the reference center and the measuring piece is at a distance from the reference center of the weight and gravity center measurement device
Calculate the offset distance of the center of gravity Yu the standard center of gravity.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11001392B1 (en) * | 2019-11-10 | 2021-05-11 | John Timothy Kern | System of hardware and software for determining the weight and center of gravity location of an airplane or other vehicles, like a forklift, truck, and maritime vessel |
| CN112798086A (en) * | 2021-01-04 | 2021-05-14 | 云南昆船电子设备有限公司 | Cylinder-like weighing equipment and weighing method |
| CN114020012A (en) * | 2021-10-22 | 2022-02-08 | 西安羚控电子科技有限公司 | Flat flight control system and method of fixed wing unmanned aerial vehicle |
| CN117553755A (en) * | 2024-01-09 | 2024-02-13 | 武汉能钠智能装备技术股份有限公司四川省成都市分公司 | Unmanned aerial vehicle detection system and control method |
| CN117553755B (en) * | 2024-01-09 | 2024-04-23 | 武汉能钠智能装备技术股份有限公司四川省成都市分公司 | Unmanned aerial vehicle detection system and control method |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6353793B1 (en) * | 1999-02-01 | 2002-03-05 | Aero Modifications & Consulting, Llc | System and apparatus for determining the center of gravity of an aircraft |
| CN201327433Y (en) * | 2008-11-28 | 2009-10-14 | 中国航天空气动力技术研究院 | Centroid measuring device for unmanned aerial vehicles |
| RU2397456C1 (en) * | 2009-06-15 | 2010-08-20 | Государственное образовательное учреждение высшего профессионального образования "Саратовский государственный технический университет" (СГТУ) | Method of determining weight and coordinates of centre of gravity of airplane |
| CN102620889A (en) * | 2012-04-12 | 2012-08-01 | 山推工程机械股份有限公司 | Gravity center measuring device |
| CN103278229A (en) * | 2013-05-20 | 2013-09-04 | 天利航空科技深圳有限公司 | Helicopter weighing measurer and helicopter gravity core measuring method |
| CN103575470A (en) * | 2013-10-01 | 2014-02-12 | 东北林业大学 | Gravity center measurement instrument based on moment balance principle |
| CN103979106A (en) * | 2014-04-29 | 2014-08-13 | 浙江大学 | Rotor-type unmanned aerial vehicle automatically adjusting gravity center and adjustment method |
| CN204142424U (en) * | 2014-09-29 | 2015-02-04 | 深圳市大疆创新科技有限公司 | Centroid measurement instrument |
| CN107340098A (en) * | 2017-07-10 | 2017-11-10 | 重庆大学 | A kind of four-point method measurement quality, barycenter and the inclined method of matter |
| CN108204849A (en) * | 2016-12-16 | 2018-06-26 | 中国航天科工飞航技术研究院 | A kind of wheeled landing small drone determines center of gravity method with weighing |
| CN108362439A (en) * | 2017-11-09 | 2018-08-03 | 中国航空工业集团公司北京长城计量测试技术研究所 | A kind of standardized centroid exemplar centroid position two-dimentional measuring device and measurement method |
-
2018
- 2018-12-29 CN CN201811634530.6A patent/CN109632062B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6353793B1 (en) * | 1999-02-01 | 2002-03-05 | Aero Modifications & Consulting, Llc | System and apparatus for determining the center of gravity of an aircraft |
| CN201327433Y (en) * | 2008-11-28 | 2009-10-14 | 中国航天空气动力技术研究院 | Centroid measuring device for unmanned aerial vehicles |
| RU2397456C1 (en) * | 2009-06-15 | 2010-08-20 | Государственное образовательное учреждение высшего профессионального образования "Саратовский государственный технический университет" (СГТУ) | Method of determining weight and coordinates of centre of gravity of airplane |
| CN102620889A (en) * | 2012-04-12 | 2012-08-01 | 山推工程机械股份有限公司 | Gravity center measuring device |
| CN103278229A (en) * | 2013-05-20 | 2013-09-04 | 天利航空科技深圳有限公司 | Helicopter weighing measurer and helicopter gravity core measuring method |
| CN103575470A (en) * | 2013-10-01 | 2014-02-12 | 东北林业大学 | Gravity center measurement instrument based on moment balance principle |
| CN103979106A (en) * | 2014-04-29 | 2014-08-13 | 浙江大学 | Rotor-type unmanned aerial vehicle automatically adjusting gravity center and adjustment method |
| CN204142424U (en) * | 2014-09-29 | 2015-02-04 | 深圳市大疆创新科技有限公司 | Centroid measurement instrument |
| CN108204849A (en) * | 2016-12-16 | 2018-06-26 | 中国航天科工飞航技术研究院 | A kind of wheeled landing small drone determines center of gravity method with weighing |
| CN107340098A (en) * | 2017-07-10 | 2017-11-10 | 重庆大学 | A kind of four-point method measurement quality, barycenter and the inclined method of matter |
| CN108362439A (en) * | 2017-11-09 | 2018-08-03 | 中国航空工业集团公司北京长城计量测试技术研究所 | A kind of standardized centroid exemplar centroid position two-dimentional measuring device and measurement method |
Non-Patent Citations (2)
| Title |
|---|
| 吴斌; 张波; 许苏海: "导弹质量特性测量装置设计", 《上海航天》 * |
| 张楠: "某型号无人机质量质心测量设备的研制", 《中国优秀硕士学位论文全文数据库 信息科技辑》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11001392B1 (en) * | 2019-11-10 | 2021-05-11 | John Timothy Kern | System of hardware and software for determining the weight and center of gravity location of an airplane or other vehicles, like a forklift, truck, and maritime vessel |
| CN112798086A (en) * | 2021-01-04 | 2021-05-14 | 云南昆船电子设备有限公司 | Cylinder-like weighing equipment and weighing method |
| CN114020012A (en) * | 2021-10-22 | 2022-02-08 | 西安羚控电子科技有限公司 | Flat flight control system and method of fixed wing unmanned aerial vehicle |
| CN117553755A (en) * | 2024-01-09 | 2024-02-13 | 武汉能钠智能装备技术股份有限公司四川省成都市分公司 | Unmanned aerial vehicle detection system and control method |
| CN117553755B (en) * | 2024-01-09 | 2024-04-23 | 武汉能钠智能装备技术股份有限公司四川省成都市分公司 | Unmanned aerial vehicle detection system and control method |
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