CN106092400A - A kind of small force value force measuring machine - Google Patents
A kind of small force value force measuring machine Download PDFInfo
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- CN106092400A CN106092400A CN201610366257.8A CN201610366257A CN106092400A CN 106092400 A CN106092400 A CN 106092400A CN 201610366257 A CN201610366257 A CN 201610366257A CN 106092400 A CN106092400 A CN 106092400A
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- 238000005259 measurement Methods 0.000 claims description 22
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
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- 238000001514 detection method Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/08—Measuring force or stress, in general by the use of counterbalancing forces
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- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Testing Of Balance (AREA)
Abstract
The present invention relates to a kind of small force value force measuring machine, it includes that assembly measured by lever, and lever is measured assembly and included that sensor stand, sensor stand two ends are respectively arranged with laser sensor and adjusting nut；Being provided with engraved structure on equalizer bar, be provided with adjustment counterweight in the engraved structure of both sides, center knife rest is placed through the engraved structure at middle part and is connected with center knife rest fixed plate, and center knife rest fixed plate is provided with center cutter；Center cutter is placed on lever edge bearing, and lever edge bearing bottom is connected with level indicator deck end by lever cross fixed block and lever circle fixed block, and level indicator supporting plate top is provided with central horizontal instrument；It is connected with the lever bracket being fixed on Z axis slide unit bottom level indicator supporting plate, Z axis slide unit is arranged in levers support slide unit gripper shoe, levers support slide unit gripper shoe is slidably arranged on lever dolly sidewall, lever dolly top is connected with bottom sensor stand, is fixedly installed on counterweight moving assembly bottom lever dolly.
Description
Technical field
The present invention relates to a kind of dynameter, especially with regard to a kind of have small range force value sensor power of test,
Can automatic loading and unloading counterweight, the automatic small force value force measuring machine changing counterweight assembly.
Background technology
At present, market has various sensor dynameter, much can be carried out the detection of medium force value, also
Can realize automatization's loading and unloading, but seldom have the force measuring machine that small value force detects.Abroad there is the small force value one of a kind of 10N
Deng standard dynamometer, it installs oil cylinder bottom dynamometer, and the method using oil buffer makes to rock and slows down, and measures and uses
Non-contact optical micrometer is measured, complicated structure, and cost is high, and detection process time length, efficiency are low.
Summary of the invention
For the problems referred to above, it is an object of the invention to provide a kind of small force value force measuring machine, this dynamometry function is changed automatically
Counterweight assembly, automatic loading and unloading counterweight, the detection of five kinds of force value can be carried out, can detect from 200N to 1N.
For achieving the above object, the present invention takes techniques below scheme: a kind of small force value force measuring machine, it is characterised in that:
It includes that lever measures assembly and counterweight moving assembly, and described lever is measured assembly and is arranged on described counterweight moving assembly
On；Described lever is measured assembly and is included sensor stand, laser sensor, adjusting nut, center knife rest, equalizer bar, adjustment
Counterweight, center knife rest fixed plate, center cutter, lever edge bearing, lever cross fixed block, lever circle fixed block, level indicator supporting plate,
Central horizontal instrument, lever bracket, Z axis slide unit, levers support slide unit gripper shoe, lever dolly, measurement knife rest, sensor measurement mark
Will plate and measurement jackscrew；Described sensor stand is of an L-shaped structure, and is positioned at the long-armed end of described sensor stand and is provided with described sharp
Optical sensor, is positioned at described sensor stand galianconism end and is provided with described adjusting nut, and described adjusting nut end is provided with
Described center knife rest；Being provided with multiple engraved structure in the middle part of described equalizer bar, the engraved structure being positioned at both sides is respectively arranged with
Adjusting counterweight described in one, described center knife rest is placed through the engraved structure at middle part, is connected with described center knife rest fixed plate, institute
State, in the knife rest fixed plate of center, described center cutter is installed；Described center cutter is placed on described lever edge bearing, described lever cutter
Pad bottom is connected with described level indicator deck end by described lever cross fixed block and lever circle fixed block, described level
Instrument supporting plate top is provided with described central horizontal instrument；It is connected with described lever bracket bottom described level indicator supporting plate, described lever
Bracket is fixedly installed on described Z axis slide unit, and described Z axis slide unit is arranged in described levers support slide unit gripper shoe, described thick stick
Bar support slide unit gripper shoe be slidably arranged on described lever dolly sidewall by screw, groove, described lever dolly top and
Connect bottom described sensor stand, be fixedly installed on bottom described lever dolly on described counterweight moving assembly；Described measurement
Knife rest, sensor measurement mark plate and measurement jackscrew fit together, and are arranged on the external part of described equalizer bar.Manually adjust
Make Z axis raise, make to be arranged on the lever bracket on Z axis slide unit and fixing screw raises, hold up equalizer bar, play protection equalizer bar
Effect, after described measurement jackscrew touches sensor to be measured, laser sensor measure sensor measurement mark plate, level does not has
Problem, counterweight can start to load.
Further, described lever bracket two ends are respectively arranged with U-shaped gap, and described U-shaped gap is fixedly installed counterweight
Knife rest, counterweight hanging is arranged on described counterweight knife rest top, and counterweight hanging basket is arranged in the hanging of described counterweight, described counterweight cutter
Basket top contact is hung with described counterweight bottom frame.
Further, described counterweight hanging basket is provided with one piece of smooth Achates plane, described counterweight knife rest is provided with one
Triangle Achates supports cutter, and described counterweight knife rest supports cutter, smooth agate with described counterweight hanging basket by described triangle Achates
Nao Planar realization linear contact lay.
Further, described counterweight moving assembly includes that base plate, backplanes support post, base, linear bearing guide pillar, counterweight load
Bottom support plate, linear bearing, counterweight load gripper shoe, up and down run gripper shoe, ball-screw assembly, connecting plate, shaft coupling,
Servomotor, ball-screw-transmission, counterweight turret supports plate, slip turntable, counterweight group, automatic slide unit, hoistable platform and tested
Amount part gripper shoe；It is connected with described base by four described backplanes support posts on described base plate；It is positioned at described base plate with described
Be provided with four described linear bearing guide pillars between base in described base bottom, described linear bearing guide pillar end has been arranged
State counterweight and load bottom support plate, load between bottom support plate and described base at described counterweight, at described linear bearing
It is also associated with described counterweight by described linear bearing on guide pillar and loads gripper shoe；Between described base plate and described base one
Side, is being additionally provided with described gripper shoe of running up and down between backplanes support post described in two, described operation up and down in gripper shoe is arranged
Having described ball-screw assembly, the slide block of described ball-screw assembly is provided with described connecting plate, described connecting plate is with described
Counterweight loads gripper shoe end and connects；Described ball-screw component bottom is connected with described servomotor by described shaft coupling；
Connected by described counterweight turret supports plate on the ball-screw-transmission of described ball-screw assembly and have described slip turntable, described
Described counterweight group is installed on slip turntable；It is positioned at described base top and is provided with described automatic slide unit, on described automatic slide unit
Described hoistable platform is installed, described hoistable platform top is provided with described measured piece gripper shoe.The present embodiment can realize
Counterweight level is moved automatically, moves with slip turntable, it is possible to achieve automatically changes counterweight group, is moved by automatic slide unit, permissible
Adjust sensor horizontal position, manually adjusted by hoistable platform, sensor upper-lower position to be measured can be finely tuned.
Further, it is positioned at described backplanes support post and described base junction is provided with support column adjusting nut.
Further, near described run up and down gripper shoe two described in backplanes support column top be additionally provided with up and down run
Support side plate.
Further, described counterweight group includes counterweight fixed plate, 0.02N counterweight, 0.01N counterweight, 0.2N counterweight, 0.1N counterweight
With 0.05N counterweight；Described counterweight fixed plate uses hub-and-spoke configuration, is positioned in described counterweight fixed plate and is provided with each counterweight.
Further, all described counterweights all use circular concentric structure, can conveniently realize automatically adding offloading functions.
Due to the fact that and take above technical scheme, it has the advantage that the present invention passes through ball-screw component movement
It is used for loading up and down or unloading counterweight, is moved by ball-screw-transmission, it is achieved counterweight level is moved automatically, turn by sliding
Platform moves, it is possible to achieve automatically changes counterweight group, is moved by automatic slide unit, can adjust sensor horizontal position, by rising
Fall platform manually adjusts, and can finely tune sensor upper-lower position to be measured.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the present invention；
Fig. 2 is that assembly decomposing schematic representation measured by the lever of the present invention；
Fig. 3 is that the counterweight of the present invention moves decomposing schematic representation；
Fig. 4 is the counterweight group exploded view of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is carried out detailed description.It should be appreciated, however, that being provided only of accompanying drawing is more preferable
Ground understands the present invention, and they should not be interpreted as limitation of the present invention.
As it is shown in figure 1, the present invention provides a kind of small force value force measuring machine, it includes that assembly 1 measured by lever and counterweight moves
Dynamic assembly 2, lever is measured assembly 1 and is arranged on counterweight moving assembly 2.Wherein, as in figure 2 it is shown, lever measurement assembly 1 wraps
Include sensor stand 1-1, laser sensor 1-2, adjusting nut 1-3, center knife rest 1-4, equalizer bar 1-5, adjust counterweight 1-6,
Center knife rest fixed plate 1-7, center cutter 1-8, lever edge bearing 1-9, lever cross fixed block 1-10, lever circle fixed block 1-
11, level indicator supporting plate 1-12, central horizontal instrument 1-13, lever bracket 1-14, Z axis slide unit 1-15, levers support slide unit gripper shoe
1-16, lever dolly 1-17, measurement knife rest 1-18, sensor measurement mark plate 1-19 and measurement jackscrew 1-20.
Sensor stand 1-1 is of an L-shaped structure, and is positioned at the long-armed end of sensor stand 1-1 and is provided with laser sensor 1-2,
It is positioned at sensor stand 1-1 galianconism end to be provided with adjusting nut 1-3, adjusting nut 1-3 end and be provided with center knife rest 1-4.
Being provided with multiple engraved structure in the middle part of equalizer bar 1-5, each engraved structure all uses the through hole of similar oblong structure, in order to
The height of adjustment beam 1-5；The engraved structure being positioned at both sides is respectively arranged with adjustment counterweight 1-6, and center knife rest 1-4 wears
Cross the engraved structure being positioned at middle part, be connected with center knife rest fixed plate 1-7, center knife rest fixed plate 1-7 is provided with center cutter
1-8.Center cutter 1-8 is placed on lever edge bearing 1-9, and lever cross fixed block 1-10 and lever are passed through in lever edge bearing 1-9 bottom
Circular fixed block 1-11 and level indicator supporting plate 1-12 end is connected, and level indicator supporting plate 1-12 top is provided with central horizontal instrument 1-
13, for detecting the horizontality of equalizer bar 1-5.It is connected with lever bracket 1-14 bottom level indicator supporting plate 1-12, lever bracket
1-14 is fixedly installed on Z axis slide unit 1-15, and Z axis slide unit 1-15 is arranged in levers support slide unit gripper shoe 1-16, and lever props up
Support slide unit gripper shoe 1-16 be slidably arranged on lever dolly 1-17 sidewall by screw, groove, lever dolly 1-17 top and
Connect bottom sensor stand 1-1, be fixedly installed on bottom lever dolly 1-17 on counterweight moving assembly 2.Measurement knife rest 1-18,
Sensor measurement mark plate 1-19 and measurement jackscrew 1-20 fits together, and is arranged on the external part of equalizer bar 1-5.Use
Time, manually adjust and make Z axis raise, make to be arranged on the lever bracket 1-14 on Z axis slide unit 1-15 and lever cross fixed block 1-10
Raise, hold up equalizer bar 1-5, play the effect of protection equalizer bar 1-5；After measurement jackscrew 1-20 touches sensor to be measured, swash
Optical sensor 1-2 measures sensor measurement mark plate 1-19, if parallel accuracy is up to standard, then counterweight can start to load.
In above-described embodiment, lever bracket 1-14 two ends are respectively arranged with U-shaped gap, and U-shaped gap is fixedly installed weight
Code knife rest 1-21, counterweight hanging 1-22 are arranged on counterweight knife rest 1-21 top, and counterweight hanging basket 1-23 is arranged on counterweight hanging 1-
On 22, bottom counterweight knife rest 1-21, hang basket 1-23 top contact with counterweight.The blue 1-25 of counterweight hanging is provided with one block of light
Sliding Achates plane, counterweight knife rest 1-21 is provided with a triangle Achates and supports cutter, and counterweight knife rest 1-21 hangs basket 1-with counterweight
23 support cutter, smooth Achates Planar realization linear contact lay by triangle Achates.
As it is shown on figure 3, counterweight moving assembly 2 includes base plate 2-1, backplanes support post 2-2, base 2-3, linear bearing guide pillar
2-4, counterweight load bottom support plate 2-5, linear bearing 2-6, counterweight loading gripper shoe 2-7, operation gripper shoe 2-8, rolling up and down
Ballscrew assembly 2-9, connecting plate 2-10, shaft coupling 2-11, servomotor 2-12, ball-screw-transmission 2-13, counterweight turntable prop up
Fagging 2-14, slip turntable 2-15, counterweight group 2-16, automatic slide unit 2-17, hoistable platform 2-18 and measured piece gripper shoe 2-
19。
It is provided with four backplanes support post 2-2 on base plate 2-1, is connected with base 2-3 by backplanes support post 2-2.It is positioned at
It is provided with four linear bearing guide pillar 2-4, linear bearing guide pillar 2-4 end in base 2-3 bottom between base plate 2-1 and base 2-3
Portion is provided with counterweight and loads bottom support plate 2-5, loads between bottom support plate 2-5 and base 2-3 at counterweight, at linear axis
Hold and be also associated with counterweight loading gripper shoe 2-7 by linear bearing 2-6 on guide pillar 2-4.Between base plate 2-1 and base 2-3
Side, is additionally provided with operation gripper shoe 2-8 up and down between two backplanes support post 2-2, runs up and down in gripper shoe 2-8 and be provided with
Ball-screw assembly 2-9, the slide block of ball-screw assembly 2-9 is provided with connecting plate 2-10, connecting plate 2-10 and loads with counterweight
Gripper shoe 2-7 end connects；It is connected with servomotor 2-12, by watching by shaft coupling 2-11 bottom ball-screw assembly 2-9
Take motor 2-12 and drive ball-screw assembly 2-9 motion, make counterweight load gripper shoe 2-7 and move up and down.Ball-screw assembly 2-9
Ball-screw-transmission 2-13 on by counterweight turret supports plate 2-14 connect have slip turntable 2-15, slip turntable 2-15 on peace
Equipped with counterweight group 2-16, slip turntable 2-15 and counterweight group 2-16 are all located at counterweight and load between gripper shoe 2-7 and base 2-3；
During use, moved by ball-screw-transmission 2-13, it is achieved counterweight group 2-16 level is moved automatically, simultaneously slip turntable 2-15 fortune
Dynamic, it is possible to achieve automatically to change counterweight group.It is positioned at base 2-3 top and is provided with automatic slide unit 2-17, automatic slide unit 2-17 pacifies
Equipped with hoistable platform 2-18, hoistable platform 2-18 top is provided with measured piece gripper shoe 2-19, by automatic slide unit 2-17
Motion, can be adjusted sensor horizontal position, be manually adjusted by hoistable platform 2-18, can finely tune on sensor to be measured the next
Put.
It is positioned at backplanes support post 2-2 and base 2-3 junction is provided with support column adjusting nut 2-20, supported by regulation
Post adjusting nut 2-20 can be with the level of adjusting base 2-3.
In above-described embodiment, it is additionally provided with near the two backplanes support post 2-2 tops running gripper shoe 2-8 up and down and transports up and down
Row support side plate 2-21.
In above-described embodiment, as shown in Figure 4, counterweight group 2-16 includes counterweight fixed plate 2-16-1,0.02N counterweight 2-16-
2,0.01N counterweight 2-16-3,0.2N counterweight 2-16-4,0.1N counterweight 2-16-5 and 0.05N counterweight 2-16-6.Counterweight fixed plate 2-
16-1 uses hub-and-spoke configuration, is positioned in counterweight fixed plate 2-16-1 and is provided with each counterweight.According to lever principle, at sensor to be measured
Measured value is four times of counterweight value, and the power suffered by sensor to be measured that is is 0.8N, 0.4N, 0.2N, 0.08N, 0.04N.All
Counterweight all uses circular concentric structure, can conveniently realize automatically adding offloading functions.
The various embodiments described above are merely to illustrate the present invention, and the structure of the most each parts, connected mode and processing technology etc. are all
Can be varied from, every equivalents carried out on the basis of technical solution of the present invention and improvement, the most should not get rid of
Outside protection scope of the present invention.
Claims (8)
1. a small force value force measuring machine, it is characterised in that: it includes that lever measures assembly and counterweight moving assembly, described thick stick
Rod-type is measured assembly and is arranged on described counterweight moving assembly；Described lever is measured assembly and is included sensor stand, laser
Sensor, adjusting nut, center knife rest, equalizer bar, adjustment counterweight, center knife rest fixed plate, center cutter, lever edge bearing, lever are horizontal
Prop up to fixed block, lever circle fixed block, level indicator supporting plate, central horizontal instrument, lever bracket, Z axis slide unit, levers support slide unit
Fagging, lever dolly, measurement knife rest, sensor measurement mark plate and measurement jackscrew；
Described sensor stand is of an L-shaped structure, and is positioned at the long-armed end of described sensor stand and is provided with described laser sensor, position
Described sensor stand galianconism end is provided with described adjusting nut, and described adjusting nut end is provided with described center cutter
Frame；Being provided with multiple engraved structure in the middle part of described equalizer bar, the engraved structure being positioned at both sides is respectively arranged with adjustment described in
Counterweight, described center knife rest is placed through the engraved structure at middle part, is connected with described center knife rest fixed plate, described center knife rest
Described center cutter is installed in fixed plate；Described center cutter is placed on described lever edge bearing, and described lever edge bearing bottom is passed through
Described lever cross fixed block and lever circle fixed block are connected with described level indicator deck end, described level indicator supporting plate top
It is provided with described central horizontal instrument；Being connected with described lever bracket bottom described level indicator supporting plate, described lever bracket is fixing to be set
Putting on described Z axis slide unit, described Z axis slide unit is arranged in described levers support slide unit gripper shoe, described levers support slide unit
Gripper shoe is slidably arranged on described lever dolly sidewall by screw, groove, described lever dolly top and described sensor
Frame bottom connects, and is fixedly installed on described counterweight moving assembly bottom described lever dolly；Described measurement knife rest, sensor
Surveying marker plate and measurement jackscrew fit together, and are arranged on the external part of described equalizer bar.
A kind of small force value force measuring machine the most as claimed in claim 1, it is characterised in that: described lever bracket two ends are respectively provided with
Having U-shaped gap, described U-shaped gap is fixedly installed counterweight knife rest, counterweight hanging is arranged on described counterweight knife rest top, counterweight
Hanging basket is arranged in the hanging of described counterweight, hangs basket top contact with described counterweight bottom described counterweight knife rest.
3. the one small force value force measuring machine stated such as claim 2, it is characterised in that: it is provided with one piece in described counterweight hanging basket
Smooth Achates plane, described counterweight knife rest is provided with a triangle Achates and supports cutter, and described counterweight knife rest hangs with described counterweight
Hanging Basket supports cutter, smooth Achates Planar realization linear contact lay by described triangle Achates.
4. the one small force value force measuring machine as described in claim 1 or 2 or 3, it is characterised in that: described counterweight moving assembly bag
Include base plate, backplanes support post, base, linear bearing guide pillar, counterweight loading bottom support plate, linear bearing, counterweight loading support
Plate, run gripper shoe up and down, ball-screw assembly, connecting plate, shaft coupling, servomotor, ball-screw-transmission, counterweight turntable prop up
Fagging, slip turntable, counterweight group, automatic slide unit, hoistable platform and measured piece gripper shoe；
It is connected with described base by four described backplanes support posts on described base plate；Between described base plate and described base
Be provided with four described linear bearing guide pillars in described base bottom, described linear bearing guide pillar end is provided with described counterweight and adds
Carry bottom support plate, load between bottom support plate and described base at described counterweight, logical on described linear bearing guide pillar
Cross described linear bearing and be also associated with described counterweight loading gripper shoe；Side between described base plate and described base, two
Being additionally provided with described gripper shoe of running up and down between described backplanes support post, described operation up and down in gripper shoe is provided with described rolling
Ballscrew assembly, the slide block of described ball-screw assembly is provided with described connecting plate, and described connecting plate loads with described counterweight
Gripper shoe end connects；Described ball-screw component bottom is connected with described servomotor by described shaft coupling；Described ball
Connected by described counterweight turret supports plate on the ball-screw-transmission of lead screw assembly and have described slip turntable, described slip turntable
On described counterweight group is installed；It is positioned at described base top and is provided with described automatic slide unit, described automatic slide unit is installed
State hoistable platform, described hoistable platform top is provided with described measured piece gripper shoe.
A kind of small force value force measuring machine the most as claimed in claim 4, it is characterised in that: it is positioned at described backplanes support post with described
Base junction is provided with support column adjusting nut.
A kind of small force value force measuring machine the most as claimed in claim 4, it is characterised in that: run gripper shoe up and down near described
Backplanes support column top described in two is additionally provided with runs support side plate up and down.
A kind of small force value force measuring machine the most as claimed in claim 4, it is characterised in that: described counterweight group includes that counterweight is fixed
Plate, 0.02N counterweight, 0.01N counterweight, 0.2N counterweight, 0.1N counterweight and 0.05N counterweight；Described counterweight fixed plate uses star-like knot
Structure, is positioned in described counterweight fixed plate and is provided with each counterweight.
A kind of small force value force measuring machine the most as claimed in claim 7, it is characterised in that: all described counterweights all use concentric circular
Shape structure.
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| CN201610366257.8A CN106092400B (en) | 2016-05-30 | 2016-05-30 | A kind of small force value force measuring machine |
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| CN201610366257.8A CN106092400B (en) | 2016-05-30 | 2016-05-30 | A kind of small force value force measuring machine |
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| CN106092400A true CN106092400A (en) | 2016-11-09 |
| CN106092400B CN106092400B (en) | 2018-11-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114858346A (en) * | 2022-06-01 | 2022-08-05 | 中国烟草总公司郑州烟草研究院 | Calibration device and calibration method for hanging frame type micro dynamometer |
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| CN103575463A (en) * | 2013-11-08 | 2014-02-12 | 吉林大学 | Independent weight loading-unloading dead-load type torque measurement device |
| CN205664976U (en) * | 2016-05-30 | 2016-10-26 | 寇明虎 | Small power value force measuring machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114858346A (en) * | 2022-06-01 | 2022-08-05 | 中国烟草总公司郑州烟草研究院 | Calibration device and calibration method for hanging frame type micro dynamometer |
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| CN106092400B (en) | 2018-11-27 |
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