CN107957308A - Flange type torque sensor - Google Patents
Flange type torque sensor Download PDFInfo
- Publication number
- CN107957308A CN107957308A CN201610900237.4A CN201610900237A CN107957308A CN 107957308 A CN107957308 A CN 107957308A CN 201610900237 A CN201610900237 A CN 201610900237A CN 107957308 A CN107957308 A CN 107957308A
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- Prior art keywords
- flange
- ring
- torque sensor
- outer ring
- type torque
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- 239000011888 foil Substances 0.000 claims abstract description 37
- 238000002955 isolation Methods 0.000 claims abstract description 33
- 229920001971 elastomer Polymers 0.000 claims abstract description 23
- 239000000806 elastomer Substances 0.000 claims abstract description 23
- 238000005259 measurement Methods 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 230000035945 sensitivity Effects 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 4
- 229910000639 Spring steel Inorganic materials 0.000 claims description 3
- 239000011230 binding agent Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 2
- 238000001514 detection method Methods 0.000 abstract description 11
- 230000003068 static effect Effects 0.000 abstract description 4
- 230000008859 change Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000011133 lead Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000009730 filament winding Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000003442 weekly effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
- G01L3/02—Rotary-transmission dynamometers
- G01L3/04—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft
- G01L3/10—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating
- G01L3/108—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating involving resistance strain gauges
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses a kind of flange type torque sensor, left and right ring flange including flange shaft, arranged on flange shaft both ends, left flange plate is connected with power intake, right ring flange is connected with load detecting end, left and right ring flange has the outer ring being connected with power intake or load detecting end, the inner ring with flange axis connection, flange shaft is equipped with axis hole, shaft hole inner wall is equipped with elastomer and foil gauge, outer ring is wholely set with inner ring, and the end face of left flange plate and/or right ring flange is equipped with the isolation part between isolation outer ring and inner ring.It is arranged such, when left and right flange is respectively connected between motor and load to be detected, after isolation part is set between outer ring and inner ring, the position that bolt link position on flange is directly connected to flange axis with middle part keeps apart, above-mentioned static stress is avoided to be transferred on foil gauge, it is subject to non-detection stress influence to deform to reduce it to the greatest extent, that is, reduces drift to the greatest extent.
Description
Technical field
The present invention relates to measuring device field, more particularly to a kind of flange type torque sensor.
Background technology
Torque sensor is a kind of instrument of measuring apparatus torque signal, is divided into dynamic and static two major classes, wherein dynamic
Torque sensor can be called torque sensor, torque rotary speed sensor, non-contact torque sensor, rotary torque sensor again
Deng.Torque sensor is the detection to being perceived on various rotations or non-rotary mechanical component to torsional moment, by the physics of torsion
Change is converted into accurate electric signal.
For test philosophy, torque sensor can be divided into strain type, magnetoelasticity type, magnetoelectricity type and other types etc.,
Strain-ga(u)ge transducer torque measurement uses strain measurement technology.Strain type torque sensor is the surface of elastomer in measurand
Designated position adhering resistance strain sheets, cause bridge resistance to change, by elasticity after elastomer is produced micro-strain by moment of torsion
The change transitions of body physical quantity are the change of foil gauge electrical quantities, the change transitions of strain bridge resistance for electric signal change from
And realize torque measurement, monitoring of the non electrical quantity to electricity is realized by bridge circuit.
At present, the Chinese patent of Publication No. CN104792445A discloses a kind of radio gang formula torque sensor, institute
Stating torque sensor includes：Main element, is the main element of torque sensor；Left flange plate passes through eight bolts and left torsion disk
Connection, left flange plate small end face is provided with four countersunk head tapped through holes, to be connected fixation with measured piece；Right ring flange passes through eight
Bolt is connected with right torsion disk, and right ring flange small end face is provided with four countersunk head tapped through holes, to be connected fixation with measured piece；Strain
Piece is pasted in the middle part of elastomer, and foil gauge is the element for experiencing torque signal, the mechanical strain of elastomer can be converted to electricity
The change of resistance, since left flange plate and right ring flange can connect measured piece, after one of ring flange is as measured piece,
Another ring flange then needs to install actuator, such as motor, and for driving whole ring flange to rotate, flange type torque sensor needs
To be installed by ring flange between motor and measured piece, and ring flange is when mounted, left and right flange one end connection measured piece one
End connection actuator, the angular error after the fixation of left and right flange, can make flange shaft there is a small deformation before stress,
The elastomer being arranged in axis hole and the foil gauge sticked on elastomer also can be micro- due to being occurred under the influence of it
Small deformation, forms the static stress for offsetting the deformation, makes this stress before detection that the detection initial position of foil gauge can be made high
In zero point, that is, increase its null offset amount, influence testing result.
The content of the invention
The object of the present invention is to provide a kind of flange type torque sensor, it has the advantages that, and precision is high, error is small.
The present invention above-mentioned technical purpose technical scheme is that：
A kind of flange type torque sensor, including flange shaft, the left and right ring flange arranged on flange shaft both ends, left flange plate and power
Input terminal connects, and right ring flange is connected with load detecting end, and left and right ring flange has and power intake or load detecting end company
The outer ring connect and the inner ring of flange axis connection, it is characterised in that：The flange shaft is equipped with axis hole, and shaft hole inner wall is equipped with bullet
Property body and foil gauge, the outer ring be wholely set with inner ring, the end face of the left flange plate and/or right ring flange is equipped with isolation
Isolation part between outer ring and inner ring.
So set, directly sticked on the elastomer inside axis hole due to foil gauge, and the flange shaft where axis hole with
Be wholely set between the flange of left and right, therefore, when left and right flange is respectively connected between motor and load to be detected, outer ring with
After setting isolation part between inner ring, the position that the bolt link position on flange is directly connected to flange axis with middle part keeps apart, and keeps away
Exempt from above-mentioned static stress to be transferred on foil gauge, be subject to non-detection stress influence to deform to reduce it to the greatest extent, that is, try one's best
Reduce drift.
Further set：The isolation part is arranged on the end face of left flange plate and/or right ring flange and by outer ring
The stress isolation groove radially isolated with inner ring.
So set, by the setting of stress isolation groove, inner ring is mutually isolated in radial directions with outer ring, makes generation
Stress is dissipated in the punishment of stress isolation groove location, so as to reduce the influence to the foil gauge inside flange shaft, makes what foil gauge exported
Zero point value deviation is relatively low, improves accuracy of detection.
Further set：The isolation part is arranged on the end face of left flange plate and/or right ring flange and by outer ring
With the groove of inner ring axial isolation.
So set, by setting groove, transmit stress caused by rotating and be only delivered on outer ring, inner ring and outer ring are not
In same plane, most stress is dissipated, so as to reduce the stress for the foil gauge for being transferred to inside, makes what foil gauge exported
Zero point value deviation is relatively low, improves accuracy of detection.
Further set：Further include rotation speed measurement unit, the magnet steel and hall sensing that rotation speed measurement unit is connected by signal
Device is formed, and Hall sensor is located in right flange plate outer ring, and magnet steel is connected in exterior with Hall sensor formation signal.
So set, by the cooperation of magnet steel and Hall sensor, ring flange rotates a circle, and Hall sensor just exports one
A pulse, so as to measure revolution, if access frequency meter, can measure rotating speed.
Further set：The elastomer is by spring steel 60Si2Mn is made.
So set, with elasticity well, higher fatigue strength, is that elastomeric material preferably selects.
Further set：The metal strain plate is made of sensitive grid, substrate, coating, lead and binding agent.
So set, sensitive grid is shape grid paillon foil, it is larger with the contact area of chip base, and radiating condition is good, can by compared with
High current.Its service life length, creep effect is small, possesses good uniformity.
Further set：The arc-shaped setting of metal strain plate, is affixed on the inner wall of axis hole.
So set, the sensitivity of the shape of metal strain plate and detection has very big relation, by by metal strain plate
Placement location, can make metal strain plate perceive elastomer maximum strain power so that obtain maximum deflection, so as to carry
The sensitivity of high detection.
Further set：The outer ring of the left flange plate is equipped with annular groove, is embedded in annular groove for being supplied to foil gauge
The first coil of electricity, first coil connection bridge circuit.
So set, powering by first coil to foil gauge, moment of torsion is experienced by the resistance strain gage on elastomer
Change, then charge value is converted to by signal processing circuit, send to moment of torsion display instrument.
Further set：The outer ring of the left flange plate is equipped with the photo-coupler of annular.
So set, the signal non-contact type of detection can be transmitted on moment of torsion display instrument by photo-coupler.
Further set：The shaft end of the left flange plate and right ring flange is equipped with the end cap of sealing axis hole.
So set, by end cap seal, antirust damp-proof treatment is carried out to the foil gauge in axis hole.
In conclusion the invention has the advantages that：It is compact to design, occupy very small space, have good
Lateral protective capacities, is directly connected with flange with load detecting end, without shaft coupling.Therefore the dynamic load of higher can be born,
Its torsional rigidity is good, effectively avoids the resonance of moment of torsion.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the flange type torque sensor of embodiment 1；
Fig. 2 is the structure diagram of 1 elastomer of embodiment and foil gauge；
Fig. 3 is the structure diagram of foil gauge；
Fig. 4 is the front view of flange type torque sensor；
Fig. 5 is the C-C schematic cross-sections of embodiment 1；
Fig. 6 is the rotation speed measurement unit structure diagram of embodiment 1；
Fig. 7 is the C-C structure diagrams of embodiment 2；
Fig. 8 is the structure diagram of embodiment 3.
In figure, 1, flange shaft；2nd, left flange plate；3rd, right ring flange；4th, outer ring；5th, inner ring；6th, stress isolation groove；7th, axis
Hole；8th, elastomer；9th, foil gauge；10th, sensitive grid；11st, substrate；12nd, coating；13rd, lead；14th, first coil；141st, it is annular
Groove；15th, end cap；16th, mounting hole；161st, Hall sensor；17th, groove；18th, isolation part.
Embodiment
The present invention is described in further detail below in conjunction with attached drawing.
Embodiment 1：A kind of flange type torque sensor, as shown in Figure 1, including flange shaft 1, arranged on 1 both ends of flange shaft
Left flange plate 2 and right ring flange 3, left flange plate 2 are connected with power intake, and power intake can be motor, right ring flange 3
Be connected with load detecting end, load detecting end can be the shaft for stretching to reaction kettle interior contact liquid, load detecting end because
To be contacted with liquid, loaded by the denseness countershaft of liquid, moment of torsion is finally produced at 1 position of flange shaft, by detecting moment of torsion
It is worth and corresponding calculates denseness.
As shown in Fig. 2, left and right ring flange has the outer ring 4 being connected with power intake or load detecting end and flange shaft 1
The inner ring 5 of connection, outer ring 4 and inner ring 5 are wholely set, the axis hole 7 being equipped with axial direction of flange shaft 1, on 7 inner wall of axis hole
Equipped with elastomer 8 and foil gauge 9, elastomer 8 is by spring steel 60Si2Mn is made, and is soldered on the inner wall of axis hole 7, and foil gauge 9 is viscous
On glue to elastomer 8, when flange shaft 1 produces moment of torsion, elastomer 8 deforms upon, and the deformation of elastomer 8 is perceived by foil gauge 9.
As shown in figure 3, metal strain plate 9 is made of sensitive grid 10, substrate 11, coating 12, lead 13 and binding agent.Should
Structure is foil resistance piece, and resistance wire part is flat and thin rectangular section, firm pasting, and grid silk weekly form area is big, because
And thermal diffusivity is good.In this way, under same cross-sectional area, it is allowed to the electric current passed through is big compared with filament winding formula piece, make measurement have output it is larger
The possibility of signal.
The 9 arc-shaped setting of metal strain plate, is affixed on the inner wall of axis hole 7, by metal strain plate 9 and elastomer 8
Contact surface area increases, and increases adhesive force, is conducive to displacement transfer, improves the sensitivity of sensing deformation, thus adds survey
The accuracy of amount.
As shown in Figure 4 and Figure 5, the outer ring 4 of left flange plate 2 is equipped with annular groove 141, and annular groove 141 is located at the circle of outer ring 4
On side face, and the opening of annular groove 141 is set towards outside diameter side, be embedded in annular groove 141 for power to foil gauge 9 the
One coil 14, first coil 14 are connected bridge circuit with foil gauge 9, and the outer ring 4 of left flange plate 2 is additionally provided with photo-coupler.Strain
After piece 9 experiences the deformation of elastomer 8, by bridge circuit signal conversion processing, the voltage-frequency signal that can be measured is converted into,
The voltage-frequency signal can be coupled for transmission to photo-coupler, be converted into the optical frequency signals that can be measured, the light frequency
Signal can be directly output on the receiver of user, realize the measurement of torque value, so as to be calculated according to torque value is corresponding
The denseness of required measurement liquid.
The shaft end of left flange plate 2 and right ring flange 3 is equipped with the end cap 15 of sealing axis hole 7, interior by setting end cap 15 to make
The foil gauge 9 in portion is protected in the space of a closing without interruption, while can be with moisture-proof dust-proof.
The end face of left flange plate 2 and/or right ring flange 3 is equipped with stress isolation groove 6, which is located at outer ring 4
Between inner ring 5, above-mentioned stress isolation groove 6 is distributed to two axial end faces of left flange plate 2 and/or right ring flange 3, and
Each stress isolation groove 6 is coaxially disposed.
The connection driving motor of left flange plate 2, right ring flange 3 connect load component, and motor drives and rotated with left flange plate 2,
Flange type torque sensor rotation is driven by motor, because load component has resistance after being contacted with testee, so as to produce
Moment of torsion, in measurement, foil gauge 9 has unique zero point value in theory, and initial value is zero.
Due on rotary action to the outer ring 4 of left flange plate 2 of motor, transmit stress caused by rotating, inner ring 5 with it is outer
Circle 4 has stress isolation groove 6, and by the setting of stress isolation groove 6 when rotating motor, inner ring 5 and outer ring 4 are in radial directions
It is mutually isolated, make the stress of generation scattered in the punishment of 6 position of stress isolation groove, so as to reduce to the foil gauge 9 inside flange shaft 1
Influence, make the zero point value deviation that foil gauge 9 exports relatively low, improve accuracy of detection.
As shown in fig. 6, the flange type torque sensor also has a rotation speed measurement unit, rotation speed measurement unit is connected by signal
The magnet steel and Hall sensor 161 connect is formed, and right 3 outer ring 4 of ring flange is equipped with some mounting holes 16, and Hall sensor 161 is solid
It is fixed in mounting hole 16, magnet steel is in outside, and outside herein can be the disk side of nonmagnetic substance, Hall sensor 161
In in mounting hole 16, ring flange rotates a circle, and Hall sensor 161 just exports a pulse, so as to measure revolution, if access
Frequency meter, can measure rotating speed.
Embodiment 2：A kind of flange type torque sensor, is with the difference of embodiment 1, as shown in fig. 7, left flange
Stress isolation groove 6 on the end face of disk 2 and/or right ring flange 3 is distributed two axial directions to left flange plate 2 and/or right ring flange 3
On end face, and the diameter of the stress isolation groove 6 of the outer end face of left flange plate 2 and/or right ring flange 3 is more than or less than inner face
Stress isolation groove 6.
On the rotary action of motor to the outer ring 4 of left flange plate 2, transmit rotate caused by stress, can according to positioned at
Inner ring 5 and the stress isolation groove 6 on outer ring 4 with different-diameter, make stress caused by motor rotation along warp direction in two
Transition twice disperses at 6 position of stress isolation groove, in only a small amount of stress transfer to flange shaft 1, so that in reducing and being transferred to
The stress of the foil gauge 9 in portion, makes the zero point value deviation that foil gauge 9 exports smaller, reaches high accuracy.
Embodiment 3：A kind of flange type torque sensor, is with the difference of embodiment 1, with reference to figure 8, a kind of flange
Formula torque sensor, including flange shaft 1, the left and right ring flange 3 arranged on 1 both ends of flange shaft, left flange plate 2 connect with power intake
Connect, right ring flange 3 is connected with load detecting end, left and right ring flange 3 have be connected with power intake or load detecting end it is outer
Circle 4, the inner ring 5 being connected with flange shaft 1, flange shaft 1 are equipped with axis hole 7, and 7 inner wall of axis hole is equipped with elastomer 8 and foil gauge 9,
Outer ring 5 is wholely set with inner ring 4, is equipped with positioned at the end face of left flange plate 2 and/or right ring flange 3 by outer ring 5 and 4 axis of inner ring
To the groove 17 of isolation, groove 17 is recessed by inner ring 4, and inner ring 4 and outer ring 5 are not at grade.
On the rotary action of motor to the outer ring 4 of left flange plate 2, stress caused by rotating is transmitted, because inner ring 5 and outer
Not at grade, motor rotates the stress produced and is transmitted on 4 end face of outer ring circle 4, and inner ring 5 is with outer ring 4 not in the same end
On face, stress caused by motor rotation is set not transmit at grade, in only a small amount of stress transfer to inner ring 5, and
Be transferred in flange shaft 1, thus reduce be transferred to inside foil gauge 9 stress, make foil gauge 9 export zero point value deviation compared with
It is small, reach high accuracy.
The above embodiments are only explanation of the invention, it is not limitation of the present invention, people in the art
Member as needed can make the present embodiment the modification of no creative contribution after this specification is read, but as long as at this
All protected in the right of invention be subject to Patent Law.
Claims (10)
1. a kind of flange type torque sensor, including flange shaft（1）, arranged on flange shaft（1）The left and right ring flange at both ends（3）, it is left
Ring flange（2）It is connected with power intake, right ring flange（3）It is connected with load detecting end, left and right ring flange（3）Have and power
Input terminal or the outer ring of load detecting end connection（4）With flange shaft（1）The inner ring of connection（5）, it is characterised in that：The flange
Axis（1）It is equipped with axis hole（7）, axis hole（7）Inner wall is equipped with elastomer（8）And foil gauge（9）, the outer ring（4）With inner ring（5）
It is wholely set, the left flange plate（2）And/or right ring flange（3）End face be equipped with isolation outer ring（4）With inner ring（5）Between
Isolation part（18）.
2. flange type torque sensor according to claim 1, it is characterised in that：The isolation part is arranged to be located at left method
Blue disk（2）And/or right ring flange（3）End face on and by outer ring（4）With inner ring（5）The radially stress isolation groove of isolation（6）.
3. flange type torque sensor according to claim 1, it is characterised in that：The isolation part is arranged to be located at left method
Blue disk（2）And/or right ring flange（3）End face on and by outer ring（4）With inner ring（5）The groove of axial isolation（17）.
4. the flange type torque sensor according to Claims 2 or 3, it is characterised in that：Rotation speed measurement unit is further included, is turned
The magnet steel and Hall sensor that fast measuring unit is connected by signal（161）Form, Hall sensor（161）Positioned at right ring flange
（3）Outer ring（4）On, magnet steel is in exterior and Hall sensor（161）Form signal connection.
5. the flange type torque sensor according to Claims 2 or 3, it is characterised in that：The elastomer（8）By spring steel
60Si2Mn is made.
6. flange type torque sensor according to claim 5, it is characterised in that：The metal strain plate（9）By sensitivity
Grid（10）, substrate（11）, coating（12）, lead（13）Formed with binding agent.
7. flange type torque sensor according to claim 6, it is characterised in that：The metal strain plate（9）It is arc-shaped
Set, be affixed on axis hole（7）Inner wall on.
8. flange type torque sensor according to claim 6, it is characterised in that：The left flange plate（2）Outer ring（4）
It is equipped with annular groove（141）, annular groove（141）Inside it is embedded for foil gauge（9）The first coil of power supply（14）, first coil
（14）Connect bridge circuit.
9. flange type torque sensor according to claim 7, it is characterised in that：The left flange plate（2）Outer ring（4）
Photo-coupler equipped with annular.
10. flange type torque sensor according to claim 8, it is characterised in that：The left flange plate（2）With right flange
Disk（3）Shaft end be equipped with sealing axis hole（7）End cap（15）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610900237.4A CN107957308A (en) | 2016-10-15 | 2016-10-15 | Flange type torque sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610900237.4A CN107957308A (en) | 2016-10-15 | 2016-10-15 | Flange type torque sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107957308A true CN107957308A (en) | 2018-04-24 |
Family
ID=61953789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610900237.4A Pending CN107957308A (en) | 2016-10-15 | 2016-10-15 | Flange type torque sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107957308A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792445A (en) * | 2015-04-17 | 2015-07-22 | 成都理工大学 | Wireless linkage type torque sensor |
| CN108444549A (en) * | 2018-06-08 | 2018-08-24 | 扬州森瑟尔科技有限公司 | A kind of dynamometry/torque sensor |
| CN108759918A (en) * | 2018-05-30 | 2018-11-06 | 中国人民解放军国防科技大学 | Vibration-stress composite sensor for monitoring flange bolt of wind power tower |
| CN109813472A (en) * | 2019-03-14 | 2019-05-28 | 湖南道达宇科技有限公司 | A kind of embedded load sensor |
| CN109944594A (en) * | 2019-02-23 | 2019-06-28 | 鞍山师范学院 | Full face rock tunnel boring machine junction fastening bolt strain monitoring method |
| CN111726929A (en) * | 2020-05-25 | 2020-09-29 | 中国原子能科学研究院 | A switching subassembly for accelerating tube export |
| CN112113757A (en) * | 2020-09-17 | 2020-12-22 | 上海市政工程设计研究总院（集团）有限公司 | Stress detection flange |
| CN113790838A (en) * | 2021-09-02 | 2021-12-14 | 厦门大学 | Method for measuring torque of rotating shaft of engineering machinery |
| CN114705328A (en) * | 2021-12-24 | 2022-07-05 | 南京航空航天大学 | Torque sensor based on magnetic-elastic effect |
| CN114992320A (en) * | 2022-06-20 | 2022-09-02 | 中国第一汽车股份有限公司 | Torque distribution calibration system and method |
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| Title |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792445A (en) * | 2015-04-17 | 2015-07-22 | 成都理工大学 | Wireless linkage type torque sensor |
| CN108759918B (en) * | 2018-05-30 | 2020-10-23 | 中国人民解放军国防科技大学 | Vibration-stress composite sensor for monitoring flange bolt of wind power tower |
| CN108759918A (en) * | 2018-05-30 | 2018-11-06 | 中国人民解放军国防科技大学 | Vibration-stress composite sensor for monitoring flange bolt of wind power tower |
| CN108444549A (en) * | 2018-06-08 | 2018-08-24 | 扬州森瑟尔科技有限公司 | A kind of dynamometry/torque sensor |
| CN109944594A (en) * | 2019-02-23 | 2019-06-28 | 鞍山师范学院 | Full face rock tunnel boring machine junction fastening bolt strain monitoring method |
| CN109813472A (en) * | 2019-03-14 | 2019-05-28 | 湖南道达宇科技有限公司 | A kind of embedded load sensor |
| CN109813472B (en) * | 2019-03-14 | 2023-11-24 | 衡通华创(北京)科技有限公司 | Embedded load sensor |
| CN111726929A (en) * | 2020-05-25 | 2020-09-29 | 中国原子能科学研究院 | A switching subassembly for accelerating tube export |
| CN112113757A (en) * | 2020-09-17 | 2020-12-22 | 上海市政工程设计研究总院（集团）有限公司 | Stress detection flange |
| CN113790838A (en) * | 2021-09-02 | 2021-12-14 | 厦门大学 | Method for measuring torque of rotating shaft of engineering machinery |
| CN114705328A (en) * | 2021-12-24 | 2022-07-05 | 南京航空航天大学 | Torque sensor based on magnetic-elastic effect |
| CN114705328B (en) * | 2021-12-24 | 2023-12-01 | 南京航空航天大学 | Moment sensor based on magneto-elastic effect |
| CN114992320A (en) * | 2022-06-20 | 2022-09-02 | 中国第一汽车股份有限公司 | Torque distribution calibration system and method |
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