CN205786258U - The centrifugal milli micro-force test system of cattle yardstick - Google Patents
The centrifugal milli micro-force test system of cattle yardstick Download PDFInfo
- Publication number
- CN205786258U CN205786258U CN201620712022.5U CN201620712022U CN205786258U CN 205786258 U CN205786258 U CN 205786258U CN 201620712022 U CN201620712022 U CN 201620712022U CN 205786258 U CN205786258 U CN 205786258U
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- China
- Prior art keywords
- connecting rod
- buncher
- base disk
- centrifugal
- test platform
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Abstract
The utility model discloses a kind of centrifugal milli micro-force test system of cattle yardstick, including base disk and buncher, base disk is connected with buncher by electric machine support, the output shaft of buncher is provided with the test platform be arrangeding in parallel with base disk, it is provided with video monitor in the surface of test platform, the center of base disk is provided with through hole, and buncher is placed in through hole, and closely cooperates between buncher and through hole.Original system is improved by this utility model so that it is eliminate the motor oscillating impact on test result as far as possible, improves Measurement reliability and the stability of native system.
Description
Technical field
This utility model relates to micro-power technical field of measurement and test, a kind of centrifugal milli micro-force test system of cattle yardstick.
Background technology
During research mechanization trapping sliding administers agricultural disaster insecticide, as beetle, moth, locust, ant need to be measured
Ants etc. are when trapping the Mechanical Data of the less insecticides such as the frictional force of generation of sled surface, adhesive force, if the routine of taking
Measuring method is difficult to measure thus to be needed to develop a kind of micrometer Force system, is specifically designed to test insecticide and produces in trapping sled surface
Raw power.
At present, the highest for existing sensor micro-force test system certainty of measurement, that measurement error is bigger problem, market
On occur in that without the micro-force test system of sensor；But the problem that Purely mechanical micro-force measurement system vibration is relatively big, structure is more complicated
Produce therewith.
Inventor's application is about the patent of invention (201210577820.8) of a kind of centrifugal micrometer Force system, this patent bag
Include support, buncher, rotating speed control and display unit, shaft coupling, test platform, height adjustable connecting rod and high frame number video monitoring
System.The certainty of measurement of this micrometer Force system reaches as high as 0.01mN, it is possible to solve existing force cell and dynamometric system
The problem that resolving power is low.There is the advantages such as simple in construction, easily operation, test scope is big, resolving power is high, applied range simultaneously.
But the system in above-mentioned patent, owing to motor and support are structure as a whole, when measuring, the vibration of motor can shadow
Ring the acquisition precision of high frame number video monitoring system, thus the centrifugal trajectory measurement of insecticide is produced error, affect equipment collection
Accuracy.Accordingly, it would be desirable to design one little, the simple in construction of vibration, can be used to accurately measure small insects in trapping sled surface
The micrometer Force system of the power produced, in order to obtain the method improving trapping slide plate function.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of centrifugal milli micro-force test system of cattle yardstick, this system
Original system is improved so that it is eliminating the motor oscillating impact on test result, the measurement improving native system can as far as possible
By property.
For solving above-mentioned technical problem, technical solution adopted in the utility model is: a kind of centrifugal milli cattle yardstick is micro-
Force test system, including base disk and buncher, base disk is connected with buncher by electric machine support, at speed governing electricity
The output shaft of machine is provided with the test platform be arrangeding in parallel with base disk, is provided with video monitoring in the surface of test platform
Device, it is characterised in that the center of described base disk is provided with through hole, described buncher is placed in through hole, and
Closely cooperate between buncher and through hole.
Said structure is further qualified, by link supports between described video monitor and base disk, its
Middle connecting rod includes that more than one first connecting rod and second connecting rod, described first connecting rod are located at the edge of base disk, and
Vertical feet disc surfaces, second connecting rod is L-shaped, and one end of second connecting rod is affixed with the free end of first connecting rod, second connecting rod
Free end collect and fixed video watch-dog.
Being further qualified said structure, described first connecting rod and second connecting rod are three, and wherein first connecting rod divides
The edge of cloth base disk, its position is in 0 degree, 90 degree and 180 degree.
Being further qualified said structure, described electric machine support is the plate structure that two ends bend downwards, its two ends with
The edge consolidation of base disk, in the middle part of electric machine support, buncher fixed by flat board, and the output shaft of buncher is upward through flat board,
And be connected with test platform support by shaft coupling, fix screw by test platform between test platform support and test platform
Connect.
Being further qualified said structure, described base lower disk surface is uniformly arranged has propping up of levelling function
Post.
Use and have the beneficial effects that produced by technique scheme:
(1) this utility model uses the technical scheme offering through hole on base disk, is sunk to by buncher in through hole,
To reduce height of C.G. of the present utility model, and then reduce the generation of motor oscillating；
(2) the video monitor fixed form in this utility model uses multiple connecting rods to coordinate, it is achieved video monitor is solid
Due to the surface of test platform, and keep with one heart, while the installation of video monitor is more stable, do not interfere with test
Carrying out, be distributed in base disk edge between the most multiple connecting rods, and angular distribution be 0 °, 90 °, the position of 180 °, for making
User has flowed out enough test operation spaces；
(3) in this utility model, motor support base is adopted as the plate structure that two ends bend downwards, and two ends are all solid with base disk
Knot, electric machine support is designed as closed supporting structure, can rock with stable support buncher, minimizing, makes motor fixing more
Firmly；
(4) second connecting rod in this utility model is L-shaped, it is possible to reduce welding, it is ensured that installation accuracy.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation in another direction of this utility model；
Fig. 3 is the structural representation of test platform；
Fig. 4 is base disk and corbeling schematic diagram；
In figure, 1, base disk；2, buncher；3, through hole；4, pillar；5, first connecting rod；6, bolt fixed by connecting rod；7、
Second connecting rod；8, video monitor；9, electric machine support；10, buncher fixes bolt；11, shaft coupling；12, test platform props up
Frame；13, test platform fixes screw；14, test platform；15, test platform fixing screw hole.
Detailed description of the invention
With detailed description of the invention, this utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in figure 1 and 2, this utility model is specifically related to a kind of centrifugal milli micro-force test system of cattle yardstick, mainly
Including base disk 1, buncher 2, video monitor 8 and test platform 14, wherein base disk 1 by electric machine support 9 with
Buncher 2 connects, and is provided with the test platform 14 be arrangeding in parallel with base disk 1 on the output shaft of buncher 2, in test
The surface of platform is provided with video monitor 8, and the center of base disk 1 is provided with through hole 3, and buncher 2 is placed in through hole 3
In, and closely cooperate between buncher 2 and through hole 3, limit buncher 2 end, reduce buncher 2 in the running
Vibration, thus improve the stability of whole system, it is ensured that the reliability of test result.
It addition, by link supports, wherein connecting rod bag between video monitor 8 and base disk 1 in this utility model
Including more than one first connecting rod 5 and second connecting rod 7, first connecting rod 5 is located at the edge of base disk 1, and vertical feet circle
Dish 1 surface, second connecting rod 7 is L-shaped, and one end of second connecting rod 7 is affixed with the free end of first connecting rod 5, the freedom of second connecting rod 7
End collects and fixed video watch-dog 8.It can be seen that first connecting rod 5 and second connecting rod 7 are three, wherein in attached Fig. 1 and 2
First connecting rod 5 is distributed the edge of base disk 1, and its position is in 0 degree, 90 degree and 180 degree.Utilize three connecting rods can be very convenient
The video monitor 8 being fixed for real-time image acquisition data, simultaneously reduce video monitor 8 vibration.
In order to strengthen the constraint to buncher 2, further reduce vibration, the structure of electric machine support 9 is changed
Entering, the plate structure that electric machine support 9 bends downwards for two ends, its two ends consolidate, in the middle part of electric machine support 9 with the edge of base disk 1
Buncher 2 fixed by flat board, and the output shaft of buncher 2 is upward through flat board, and by shaft coupling 11 and test platform support
12 connect, and fix screw 13 by test platform and be connected between test platform support 12 with test platform 14.
In process of the test, the effect of test platform 14 is to place test object, and test platform 14 needs to rotate,
So employing disc, and quality can not be the heaviest, but intensity needs relatively big, therefore material general aluminium alloy material, but not
It is limited to aluminum alloy materials；In order to measure the moving radius of test object accurately, on test platform 14, with test platform 14 circle
The heart is starting point, draws four graduation marks, and adjacent two are mutually perpendicular to；Native system is furnished with the video monitor 8 of fine definition, in order to
Preferably observe the test object of high speed rotating on the platform 14 that tests the speed, and determined by the tick-mark labels on test platform 14
The moving radius r of test object；In order to ensure to record the accuracy of moving radius and measurement scope, by video monitor 8 with
The centrage of test platform 14 overlaps, and makes high frame number video monitor 8 can fix with in the vertical direction optional position；High frame
Number video monitor 8 uses triangle supporting and fixing, more stable.
Of the present utility model in measurement insecticide adhesive force on test platform, Main Basis centrifugal force computing formula, i.e., wherein,Represent the quality doing centrifugal motion object, kg；R represents that object does
The radius of centrifugal motion, m；N represents that object does the rotating speed of centrifugal motion,.For quality m of testee, for ensureing
The degree of accuracy of test final result, uses high-precision balance measurement, and takes the method that repetitive measurement averages.
When surveying insecticide frictional force, first by the quality of balance measurement insecticide, it is recorded as m, test material is fixed on test
On platform 14；Then the position of high frame number video monitor 8 is regulated so that it is keep level and the center of rotation with test platform 14
Line overlaps；Start high frame number video monitor 8, buncher 2, insecticide is placed on test material upper surface, regulate buncher 2
Rotating speed, and with high frame number video monitor 8 record insecticide just to have departed from test material moment image, obtained by this image
The radius of gyration r of tested insecticide, by checking the rotating speed n of buncher 2, finally, utilizes centrifugal force computing formula in conjunction with m, r, n
The insecticide maximal friction at test material surface can be obtained.
In order to determine the rotating speed of Measuring Object, it is ensured that the precision of test, this utility model have employed high-precision speed governing electricity
Machine 2；Use the technical scheme offering through hole 3 on base disk 1, buncher 2 is sunk in through hole 3, in order to reduce this reality
By novel height of C.G., and then reduce the generation of vibration；The circular design of base disk, makes this utility model operationally
It is more uniformly stressed, prevents vibration and noise that unbalance stress causes；Electric machine support 9 is designed as closed supporting structure, permissible
Stable support buncher 2, minimizing is rocked；The fixing dependence test platform fixing screw hole 15 of test platform 14 completes, no
The bolt connection needs that are because with bolts get through hole on test platform 14, can occupy the space of test platform, unfavorable
Carrying out in test.
It should be appreciated that above-mentioned detailed description of the invention of the present utility model is used only for exemplary illustration or explains this reality
By novel principle, and do not constitute restriction of the present utility model.Therefore, without departing from spirit and scope of the present utility model
In the case of any modification, equivalent substitution and improvement etc. done, within should be included in protection domain of the present utility model.Additionally,
This utility model claims are intended to fall into scope and border or this scope and border
Whole in equivalents change and modifications example.
Claims (5)
1. the centrifugal milli micro-force test system of cattle yardstick, including base disk (1) and buncher (2), base disk (1)
It is connected with buncher (2) by electric machine support (9), the output shaft of buncher (2) is provided with parallel with base disk (1)
The test platform (14) arranged, is provided with video monitor (8) in the surface of test platform (14), it is characterised in that the described end
The center of seat disk (1) is provided with through hole (3), and described buncher (2) is placed in through hole (3), and at buncher
(2) and closely cooperate between through hole (3).
The centrifugal milli micro-force test system of cattle yardstick the most according to claim 1, it is characterised in that described video monitoring
By link supports between device (8) and base disk (1), wherein connecting rod includes more than one first connecting rod (5) and second even
Bar (7), described first connecting rod (5) is located at the edge of base disk (1), and vertical feet disk (1) surface, second connecting rod
(7) being L-shaped, one end of second connecting rod (7) is affixed with the free end of first connecting rod (5), and the free end of second connecting rod (7) collects also
Fixed video watch-dog (8).
The centrifugal milli micro-force test system of cattle yardstick the most according to claim 2, it is characterised in that described first connecting rod
And second connecting rod (7) is three (5), the wherein edge of first connecting rod (5) distribution base disk (1), its position be in 0 degree, 90
Spend and 180 degree.
The centrifugal milli micro-force test system of cattle yardstick the most according to claim 1, it is characterised in that described electric machine support
(9) being the plate structures that bend downwards of two ends, the edge consolidation of its two ends and base disk (1), electric machine support (9) middle part flat board is solid
Setting the tone speed motor (2), the output shaft of buncher (2) is upward through flat board, and by shaft coupling (11) and test platform support
(12) connect, fix screw (13) by test platform between test platform support (12) with test platform (14) and be connected.
5. according to the centrifugal milli micro-force test system of cattle yardstick described in any one in claim 1-4, it is characterised in that institute
Base disk (1) lower surface stated is uniformly arranged the pillar (4) with levelling function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620712022.5U CN205786258U (en) | 2016-07-07 | 2016-07-07 | The centrifugal milli micro-force test system of cattle yardstick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620712022.5U CN205786258U (en) | 2016-07-07 | 2016-07-07 | The centrifugal milli micro-force test system of cattle yardstick |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205786258U true CN205786258U (en) | 2016-12-07 |
Family
ID=58124880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620712022.5U Expired - Fee Related CN205786258U (en) | 2016-07-07 | 2016-07-07 | The centrifugal milli micro-force test system of cattle yardstick |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205786258U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107340231A (en) * | 2017-09-07 | 2017-11-10 | 河北科技大学 | A kind of centrifugal micro-ox level insect frictional force on air real time test system and method for testing |
| CN109374466A (en) * | 2018-12-17 | 2019-02-22 | 中国科学院合肥物质科学研究院 | A kind of fruit combination force test device and method based on centrifugal force detection |
-
2016
- 2016-07-07 CN CN201620712022.5U patent/CN205786258U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107340231A (en) * | 2017-09-07 | 2017-11-10 | 河北科技大学 | A kind of centrifugal micro-ox level insect frictional force on air real time test system and method for testing |
| CN107340231B (en) * | 2017-09-07 | 2024-03-26 | 河北科技大学 | Online real-time testing system and testing method for friction force of centrifugal micro-cow-level insects |
| CN109374466A (en) * | 2018-12-17 | 2019-02-22 | 中国科学院合肥物质科学研究院 | A kind of fruit combination force test device and method based on centrifugal force detection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20170707 |