CN106768273A - The oscillation crosswise measuring method of measured length movement rope - Google Patents
The oscillation crosswise measuring method of measured length movement rope Download PDFInfo
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- CN106768273A CN106768273A CN201611136583.6A CN201611136583A CN106768273A CN 106768273 A CN106768273 A CN 106768273A CN 201611136583 A CN201611136583 A CN 201611136583A CN 106768273 A CN106768273 A CN 106768273A
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- rope
- sliding block
- displacement
- oscillation crosswise
- measuring method
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/026—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by measuring distance between sensor and object
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
Abstract
The invention discloses the oscillation crosswise measuring method of measured length movement rope, it is characterized in that setting rope circulation gear unit, it is by driving wheel, driven pulley, tensioning wheel, tension sensor train and the first stepper motor composition circulation train for driving driving wheel, are wound on circulation wheel and fasten the rope circulation gear unit to be formed in perpendicular in the rope of close ring；The measuring method of the operating modes such as fixed length, elongation, the shortening of rope and correspondence operating mode is realized by the independently moving or linkage of the first sliding block of setting and the second sliding block；Displacement measurement system is set；The surface of rope is located at non-contact displacement transducer group, displacement of the upper particle of rope immediately below it in vertical direction can be measured.The present invention can be used for the various operating modes of mobile rope application on model engineering, can be used to measure the lateral displacement vibration for moving down multiple specified points on running rope in various operating modes, for the mobile rope model Calculation of Vibration Response algorithm of inspection provides experimental basis, the control of mobile rope vibration can be further used for.
Description
It is 20140903 the applying date that the application is, Application No. 2014104462601, and entitled axial movement rope is horizontal
To vibration measurement device and measuring method, apply for the divisional application of artificial HeFei University of Technology.
Technical field
The present invention relates to a kind of for measuring change length movement rope oscillation crosswise under given translational speed and tension force
Test device.It is more particularly to a kind of test reality that running rope lateral displacement vibration non-contact measurement is moved down in given initial displacement
Test platform and pilot system.
Background technology
Axially rope shifting system is a type of axially moving materials, there is many applications, such as cable car cableway, rope in engineering
It is satellite, rope yarn, dynamic conveyor belt, tape, paper tape etc..Axially rope shifting system mechanical simplified model presses long change of rope rule substantially
It is divided three classes.As shown in Figure 1a for the fixed rope of length moves system, it is characterized in that survey region length is constant, rope has translational speed,
There is rope that is newly-increased and disappearing at survey region two ends, its application example has conveyer belt, cable car cableway, powerdriven belt etc.；
The rope of the shortening shown in the rope shifting system and Fig. 1 c of the elongation shown in Fig. 1 b moves system and can be classified as a class, is characterized in survey region
Length change, there is rope that is newly-increased or disappearing at one end, and its application example has the cable wire of elevator, and crane is lifted under the rising of lift heavy thing
Drop, the rope system when primary release of Tethered Systems or recovery component etc..Obviously, the vibratory response of this kind of system and vibration are special
Property has important application value for the vibration of engineering system and stability control.
Because the coefficient entry for changing over time, occurs in equation in the movement of the system that restricts, parametric excitation is formd, the type
It is parametric vibration to vibrate, it is impossible to which the method for enough traditional linear systems obtains its Theory Solution.Current researcher has been proposed that
Various numerical computation methods solve the vibration problem of mobile rope, still need experimental provision for these computational methods and examine
Checking method.Therefore, experimental provision needs to meet three kinds of system forms shown in energy simulation drawing 1a, Fig. 1 b and Fig. 1 c, i.e., including fixed
Length rope moves system and becomes length rope and moves system；The tension force of speed, direction and rope that rope is moved can be given, rope can be changed
Material parameter, such as density, elastic modelling quantity can give rope system specific excitation, such as initial displacement excitation, pulse excitation, with
And can when lateral displacement and rope of multiple particles when mobile are moved on tracking measurement rope rope length direction multiple specified points transverse direction
Displacement.But so far, this kind of experimental provision is not shown in open report still, also without a kind of mobile rope that can provide multiple operating modes
Vibration testing device and measuring table check the result of calculation of numerical algorithm.
The content of the invention
The present invention is to avoid the weak point existing for above-mentioned prior art, there is provided a kind of transverse direction of measured length movement rope
Vibration measurement method a, numerical computation method for being used to solve the mobile vibration restricted provides measurement apparatus, so as to logarithm value
Computational methods are tested；Two is the control for mobile rope vibration；Three is the reality as College Specialized Course Education and scientific research
Test platform.
The present invention is adopted the following technical scheme that to solve technical problem：
The present invention moves axially being structurally characterized in that for rope oscillation crosswise measurement apparatus：
Rope circulation gear unit is set, is by driving wheel, driven pulley, tensioning wheel, tension sensor train and for driving
First stepper motor of dynamic driving wheel constitutes circulation train, and being wound on the circulation wheel in the rope of close ring fastens to form perpendicular
In rope circulation gear unit；The driving wheel, driven pulley and tensioning wheel are fixedly installed on base plate jointly；Base plate coordinate is set
Axle, the base plate reference axis refers to the reference axis being consolidated on base plate that rope is moved on direction.
Displacement measurement system is set：Including be fixedly mounted in level rope top and with rope moving direction it is parallel
The first sliding block and the second sliding block that line slideway and line slideway are slidably matched；It is fixedly connected below first sliding block
There is crossbeam, non-contact displacement transducer group is arranged in the bottom of the crossbeam；It is provided with the line slideway horizontal parallel
Straight-line ball lead screw guide rails slide unit, the 3rd sliding block being slidably matched on the straight-line ball lead screw guide rails slide unit can be by longitudinal direction
Connecting plate and cross connecting plate drive the movement of first sliding block and/or the second sliding block, and drive crossbeam and contactless
The translation of displacement transducer group；Longitudinally connected plate is used for connection or the 3rd sliding block and second cunning of the 3rd sliding block and the first sliding block
The connection of block, cross connecting plate is used for the connection of the first sliding block and the second sliding block；Longitudinally connected plate and cross connecting plate are easy to tear open
Unload and install, the different mobile operating mode of rope is realized by the longitudinally connected plate installation combination different with cross connecting plate；Institute
The surface that non-contact displacement transducer group is located at rope is stated, every sensor in non-contact displacement transducer group can be surveyed
Displacement of the upper particle of amount rope immediately below it in vertical direction；The tension sensor train is connected firmly second by connecting plate
The lower section of sliding block.
The design feature of present invention axial movement rope oscillation crosswise measurement apparatus lies also in：
The non-contact displacement transducer group uses laser displacement sensor,
Shift scale is disposed with the initial rope length center of rope, the displacement for measuring initial rope length center
Amount.
Rope in the rope circulation gear unit can be replaced by different materials.
The rope can be steel band, nylon tape, strap or belt.
The present invention axial movement rope oscillation crosswise measurement apparatus measuring method the characteristics of be：
Start the first stepper motor and the second stepper motor, the 3rd sliding block is connected with the first sliding block by longitudinally connected plate
Connect, the first sliding block is connected with the second sliding block by cross connecting plate, ball-screw guide rail slide unit is passed through by the first stepper motor
On the 3rd the first sliding block of slider-actuated and the second sliding block with given speed synchronizing moving when, to rope provide one setting just
Begin to encourage；Displacement transducer group specifies lateral displacement of particle when mobile in rope elongation or shortening on tracking measurement rope, use
Under the conditions of the given initial excitation of checking, change length moves the accurate of the numerical solution algorithm of the upper particle oscillation crosswise model of rope
Property.
The present invention axial movement rope oscillation crosswise measurement apparatus measuring method the characteristics of be：
Start the first stepper motor and the second stepper motor, the 3rd sliding block is connected with the first sliding block by longitudinally connected plate
Connect, the first sliding block is not connected to the second sliding block, make the second sliding block holding position constant using fixing bolt；By the second stepper motor
By the 3rd the first sliding block of slider-actuated with given speed synchronizing moving, rope is moved with identical speed sync, and now, rope length is in master
Between driving wheel and tension sensor train, and it is fixed value between driven pulley and tension sensor train, particle is on rope
Mobile, an initial excitation for setting is provided to rope, by specifying particle to exist on displacement transducer group tracking measurement measured length rope
Lateral displacement when mobile；Under the conditions of for verifying given initial excitation, the upper particle oscillation crosswise model of measured length movement rope
The accuracy of numerical solution algorithm.
The present invention axial movement rope oscillation crosswise measurement apparatus measuring method the characteristics of be：
Start the first stepper motor and the second stepper motor, the 3rd sliding block is not connected to the first sliding block, the 3rd sliding block and
Two sliding blocks are connected by connecting plate, the position of the first sliding block is kept constant using fixing bolt；Led to by the second stepper motor
The 3rd the second sliding block of slider-actuated is crossed with given speed synchronizing moving, now, the position of displacement transducer group is fixed, provided to rope
One initial excitation of setting, base plate is corresponded to when being elongated or shortened with friction speed using displacement transducer group measurement rope in rope
The lateral displacement of reference axis specified point, for verifying given initial excitation under the conditions of, become length movement rope in base plate reference axis
The accuracy of the numerical solution algorithm of specified point oscillation crosswise model.
The present invention axial movement rope oscillation crosswise measurement apparatus measuring method the characteristics of be：
Second stepper motor stops, and the first stepper motor is rotated clockwise or counterclockwise with setting speed, and now, displacement is passed
Sensor group is maintained static with the position of tension sensor train, rope length between driving wheel and tension sensor train, Yi Ji
It is fixed value between driven pulley and tension sensor train, the speed shift to right or left restricted to set provides one initially to rope
Excitation, using displacement transducer group measurement measured length rope move to left or move to right with friction speed when in base plate reference axis specified point
Lateral displacement, for verifying given initial excitation under the conditions of, measured length movement rope specific location point transverse direction in base plate reference axis
The accuracy of the numerical solution algorithm of model of vibration.
The present invention axial movement rope oscillation crosswise measurement apparatus measuring method the characteristics of be：
First stepper motor and the second stepper motor all stop, rope, displacement transducer group and tension sensor train all positions
Fixation is put, an initial excitation for setting is provided to rope, particle is given on the rope using displacement transducer group measurement two ends fixation
Lateral displacement, for verifying given initial excitation under the conditions of, the transverse direction of rope specified point in base plate reference axis that two ends are fixed
The accuracy of the numerical solution algorithm of model of vibration.
Compared with the prior art, the present invention has the beneficial effect that：
1st, the present invention can be used for the various operating modes of mobile rope application on model engineering, and can be used to measure in various operating modes
Move down on running rope the lateral displacement vibration of multiple specified points, for inspection mobile rope model Calculation of Vibration Response algorithm provides test according to
According to, can also be further used for the control of mobile rope vibration, can be as College Specialized Course Education and the experiment porch of scientific research；
2nd, the first stepper motor and the second stepper motor are used cooperatively in the present invention, can realize five kinds of Test Cycles, are made
Control system is greatly simplified, reduces control error；
3rd, the present invention uses ball-screw guide rail slide unit and line slideway, effectively improves the stability of experiment transmission and accurate
Property, while meeting the synchronism for moving up and down.
4th, the present invention can realize the survey to different materials rope system transverse vibrational displacement by changing the rope of unlike material
Amount.
Brief description of the drawings
Fig. 1 a are that fixed length rope moves system schematic；
Fig. 1 b are that the rope of elongation moves system schematic；
Fig. 1 c are that the rope for shortening moves system schematic；
Fig. 2 is facade structures schematic diagram of the present invention；
Fig. 3 is cathetus ball-screw guide rail slide unit of the present invention and line slideway cooperation schematic diagram；
Label in figure：1 base plate, 2 driven pulleys, 3 ropes, 4 is CHB force measurement tables, 5 line slideways, 6 tension sensor wheels
System, 7 second sliding blocks, 8 displacement transducer groups, 9 first sliding blocks, 10 crossbeams, 11 vibration signals collecting conditioning modules, 12 computers,
13 driving wheels, 14 first stepper motors, 15 control panel for motor, 16 motor drive modules, 17 the 3rd sliding blocks, 18 second steppings electricity
Machine, 19 straight-line ball lead screw guide rails slide units, 22 longitudinally connected plates, 23 cross connecting plates, 25 fixing bolts, 26 leading screws, 27 displacements
Scale, 28 tensioning wheels.
Specific embodiment
Referring to Fig. 2 and Fig. 3, the structure setting that rope oscillation crosswise measurement apparatus are moved axially in the present embodiment is：
Rope circulation gear unit is set, be by driving wheel 13, driven pulley 2, tensioning wheel 28, tension sensor train 6 and
The first stepper motor 14 for driving driving wheel 13 constitutes circulation train, and being wound on circulation wheel in the rope 3 of close ring fastens to be formed
Rope circulation gear unit in perpendicular；Driving wheel 13, driven pulley 2 and tensioning wheel 28 are fixedly installed on base plate 1 jointly；If
Bottom set plate reference axis, base plate reference axis refers to the reference axis being consolidated on base plate 1 that rope is moved on direction.
Displacement measurement system is set：Including be fixedly mounted in level rope top and with rope moving direction it is parallel
The first sliding block 9 and the second sliding block 7 that line slideway 5 and line slideway 5 are slidably matched；It is fixedly connected in the lower section of the first sliding block 9
There is crossbeam 10, non-contact displacement transducer group 8 is arranged in the bottom of crossbeam 10；Set with the horizontal parallel of the line slideway 5
There is straight-line ball lead screw guide rails slide unit 19, realize driving by the second stepper motor 18 and realize that the straight line of transmission is rolled by leading screw 26
The 3rd sliding block 17 is sliding combined with ballscrew guide rail slide unit 19, the 3rd sliding block 17 can be connected by longitudinally connected plate 22 and laterally
Fishplate bar 23 drives the movement of the first sliding block 9 and/or the second sliding block 7, and drives crossbeam 10 and non-contact displacement transducer group 8
Translation；Wherein, longitudinally connected plate 22 is used for connection or the 3rd sliding block 17 and second cunning of the 3rd sliding block 17 and the first sliding block 9
The connection of block 7, cross connecting plate is used for the connection of the first sliding block 9 and the second sliding block 7；Longitudinally connected plate 22 and cross connecting plate 23
It is easy to dismounting, 3 different mobile works of rope is realized by the different installation combination of longitudinally connected plate 22 and cross connecting plate 23
Condition；Non-contact displacement transducer group 8 is located at the surface of rope 3, and every position in non-contact displacement transducer group 8 is adjustable
Sensor can measure displacement of the upper particle of rope immediately below it in vertical direction；The tension sensor train 6 passes through
Connecting plate is connected firmly in the lower section of the second sliding block 7.
In specific implementation, corresponding structure setting also includes：
Non-contact displacement transducer group 8 uses laser displacement sensor；It is disposed with the initial rope length center of rope 3
Shift scale 27, the displacement for measuring initial rope length center；Rope 3 in rope circulation gear unit can be replaced by not
Same material；Rope 3 can be steel band, nylon tape, strap or belt.
Rope oscillation crosswise measurement apparatus are moved axially in the present embodiment following five kinds of measuring methods.
Measuring method one：
Start the first stepper motor 14 and the second stepper motor 18, the 3rd sliding block 17 is with the first sliding block 9 by longitudinally connected
Plate 22 is connected, and the first sliding block 9 is connected with the second sliding block 7 by cross connecting plate 23, by the first stepper motor 18 by rolling
When the 3rd sliding block 17 on ballscrew guide rail slide unit 19 drives the first sliding block 9 and the second sliding block 7 with given speed synchronizing moving, give
Rope provides an initial excitation for setting；Displacement transducer group 8 specifies particle in rope elongation or shortening on tracking measurement rope
Lateral displacement when mobile, for verifying given initial excitation under the conditions of, become the length upper particle oscillation crosswise model of movement rope
Numerical solution algorithm accuracy.
Measuring method two,
Start the first stepper motor 14 and the second stepper motor 18, the 3rd sliding block 17 is with the first sliding block 9 by longitudinally connected
Plate 22 is connected, and the first sliding block 9 is not connected to the second sliding block 7, makes the holding position of the second sliding block 7 constant using fixing bolt 25；
Drive the first sliding block 9 with given speed synchronizing moving by the 3rd sliding block 17 by the second stepper motor 18, rope 3 is same with identical speed
Moved further, now, rope length between driving wheel 13 and tension sensor train 6, and in driven pulley 2 and tension sensor train
It is fixed value between 6, particle is mobile on rope, and an initial excitation for setting is provided to rope, is tracked by displacement transducer group 8
Lateral displacement of particle when mobile is specified on measurement measured length rope；Under the conditions of for verifying given initial excitation, measured length is moved
The accuracy of the numerical solution algorithm of particle oscillation crosswise model on running rope.
Measuring method three,
Start the first stepper motor 14 and the second stepper motor 18, the 3rd sliding block 17 is not connected to the first sliding block 9, the 3rd slides
Block 17 is connected with the second sliding block 7 by cross connecting plate 23, the position of the first sliding block 9 is kept constant using fixing bolt；
Second sliding block 7 is driven with given speed synchronizing moving, now, displacement transducer by the 3rd sliding block 17 by the second stepper motor 18
The position of group 8 is fixed, and an initial excitation for setting is provided to rope, is stretched with friction speed using the measurement rope of displacement transducer group 8
It is long or when shortening rope corresponding to base plate reference axis specified point lateral displacement, for verifying given initial excitation under the conditions of, become
The accuracy of length movement rope numerical solution algorithm of specified point oscillation crosswise model in base plate reference axis.
Measuring method four：
Second stepper motor 18 stops, and the first stepper motor 14 is rotated clockwise or counterclockwise with setting speed, now, position
Displacement sensor group 8 is maintained static with the position of tension sensor train 6, rope length driving wheel 13 and tension sensor train 6 it
Between, and be fixed value between driven pulley 2 and tension sensor train 6, the speed shift to right or left restricted to set is carried to rope
For an initial excitation, in base plate coordinate when moving to left or move to right with friction speed using the measurement measured length of displacement transducer group 8 rope 3
The lateral displacement of specified point on axle, for verifying given initial excitation under the conditions of, measured length movement rope is special in base plate reference axis
Determine the accuracy of the numerical solution algorithm of location point oscillation crosswise model.
Measuring method five：
First stepper motor 14 and the second stepper motor 18 all stop, restricting 3, displacement transducer group 8 and tension sensor wheel
It is that 6 all positions are fixed, an initial excitation for setting is provided to rope 3, using on the rope that the measurement of displacement transducer group 8 two ends are fixed
The lateral displacement of given particle, for verifying given initial excitation under the conditions of, the rope that two ends are fixed is specific in base plate reference axis
The accuracy of the numerical solution algorithm of the oscillation crosswise model of point.
Initial excitation refers to give certain initial displacement to the midpoint of measured length rope, is then discharged.
Do not start in the second stepper motor 18, when the first stepper motor 14 is rotated clockwise, realize that measured length rope moves right
It is dynamic；Do not start in the second stepper motor 18, the first stepper motor 14 is rotated counterclockwise, realize that measured length rope is moved to the left, as
System shown in Fig. 1 a.
Start in the second stepper motor 18, when the first stepper motor 14 is rotated clockwise, by the 3rd sliding block 17 by longitudinal direction
Connecting plate 22 drives the level of the second sliding block 7 to move to right, and realizes the elongation that moves right of rope, system as shown in Fig. 1 b；
Start in the second stepper motor 18, when the first stepper motor 14 is rotated counterclockwise, by the 3rd sliding block 17 by longitudinal direction
Connecting plate 22 drives the horizontal left of the second sliding block 7, and that realizes rope is moved to the left shortening, system as shown in Fig. 1 c.
Shift scale 27 is arranged in the center of initial rope length, when the primary condition of rope oscillation crosswise is given rope center
During point displacement, the displacement of the point is measured using shift scale 27, for numerical computations.
The present embodiment is the transmission speed and direction using the first stepper motor tricing line, is obtained by the material for changing rope
Different vibration characteristics；Using the transverse vibrational displacement of the measurement of non-contact displacement transducer group 8 rope 3, using tension sensor
Train 6 measures the size of the inner tensions of rope 3 in rope oscillation crosswise initial time and vibration processes, and by CHB force measurements
Table 4 is shown that the initial displacement of rope 3, can using the adjustable non-contact displacement transducer in multiple positions by tape measure
To measure the lateral displacement of the upper difference of rope.Vibration signals collecting conditioning module 11 is equipped with specific implementation to detection signal
Nursed one's health and stored, and monitor in real time is carried out by computer 12；Setting motor drive module 16 is used to control each stepping
The start and stop of motor, direction and speed, so as to simulate various mobile rope operating modes, meet the demand of various experimental programs, experimentation
Can be controlled by control panel for motor 15 by operating personnel.
Claims (5)
1. the oscillation crosswise measuring method that measured length movement is restricted, it is characterized in that：
Setting the structure type of axial movement rope oscillation crosswise measurement apparatus is：Rope circulation gear unit is set, is by driving wheel
(13), driven pulley (2), tensioning wheel (28), tension sensor train (6) and the first stepping electricity for driving driving wheel (13)
Machine (14) composition circulation train, is wound on the circulation wheel and fastens the rope circulation biography to be formed in perpendicular in the rope (3) of close ring
Moving cell；The driving wheel (13), driven pulley (2) and tensioning wheel (28) are fixedly installed on base plate (1) jointly；Base plate is set to sit
Parameter, the base plate reference axis refers to the reference axis being consolidated on base plate (1) that rope is moved on direction；Displacement measurement system is set：
Including the top that rope is fixedly mounted in level and the line slideway (5) and line slideway (5) parallel with the moving direction of rope
The first sliding block (9) and the second sliding block (7) being slidably matched；Crossbeam (10) is fixedly connected with below first sliding block (9),
Non-contact displacement transducer group (8) is arranged in the bottom of the crossbeam (10)；Set with the line slideway (5) horizontal parallel
There are straight-line ball lead screw guide rails slide unit (19), the 3rd sliding block being slidably matched on the straight-line ball lead screw guide rails slide unit (19)
(17) first sliding block (9) and/or the second sliding block can be driven by longitudinally connected plate (22) and cross connecting plate (23)
(7) movement, and drive the translation of crossbeam (10) and non-contact displacement transducer group (8)；Longitudinally connected plate (22) is for
The connection of three sliding blocks (17) and the first sliding block (9) or the connection of the 3rd sliding block (17) and the second sliding block (7), cross connecting plate are used
In the connection of the first sliding block (9) and the second sliding block (7)；Longitudinally connected plate (22) and cross connecting plate (23) are readily disassembled and pacify
Dress, the different mobile work of rope (3) is realized by the different installation combination of longitudinally connected plate (22) and cross connecting plate (23)
Condition；The non-contact displacement transducer group (8) is every in non-contact displacement transducer group (8) positioned at the surface of rope (3)
Sensor can measure displacement of the upper particle of rope immediately below it in vertical direction；The tension sensor train (6) is led to
Connecting plate is crossed to connect firmly in the lower section of the second sliding block (7)；
The oscillation crosswise measuring method of the measured length movement rope is to carry out as follows：
Start the first stepper motor (14) and the second stepper motor (18), the 3rd sliding block (17) is with the first sliding block (9) by longitudinal direction
Connecting plate (22) is connected, and the first sliding block (9) is not connected to the second sliding block (7), and the second sliding block (7) is made using fixing bolt (25)
Holding position is constant；The first sliding block (9) is driven with given speed synchronization by the 3rd sliding block (17) by the second stepper motor (18)
Mobile, rope (3) is moved with identical speed sync, now, rope length between driving wheel (13) and tension sensor train (6), with
And between driven pulley (2) and tension sensor train (6) be fixed value, particle is mobile on rope, and providing one to rope sets
Fixed initial excitation, by specifying lateral displacement of particle when mobile on displacement transducer group (8) tracking measurement measured length rope；With
Under the conditions of the given initial excitation of checking, measured length moves the accurate of the numerical solution algorithm of the upper particle oscillation crosswise model of rope
Property.
2. the oscillation crosswise measuring method that measured length movement according to claim 1 is restricted, it is characterized in that：It is described contactless
Displacement transducer group (8) uses laser displacement sensor.
3. the oscillation crosswise measuring method that measured length movement according to claim 1 is restricted, it is characterized in that：In the first of rope (3)
Beginning rope length center is disposed with shift scale (27), the displacement for measuring initial rope length center.
4. the oscillation crosswise measuring method that measured length movement according to claim 1 is restricted, it is characterized in that：The rope circulation is passed
Rope (3) in moving cell can be replaced by different materials.
5. the oscillation crosswise measuring method of measured length according to claim 4 movement rope, it is characterized in that the rope (3) can be with
It is steel band, nylon tape, strap or belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611136583.6A CN106768273B (en) | 2014-09-03 | 2014-09-03 | The oscillation crosswise measurement method of the mobile rope of measured length |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611136583.6A CN106768273B (en) | 2014-09-03 | 2014-09-03 | The oscillation crosswise measurement method of the mobile rope of measured length |
| CN201410446260.1A CN104180758B (en) | 2014-09-03 | 2014-09-03 | Axially-moving rope transverse vibration measurement device and method |
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| CN201410446260.1A Division CN104180758B (en) | 2014-09-03 | 2014-09-03 | Axially-moving rope transverse vibration measurement device and method |
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| CN106768273B CN106768273B (en) | 2019-08-02 |
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| CN201410446260.1A Expired - Fee Related CN104180758B (en) | 2014-09-03 | 2014-09-03 | Axially-moving rope transverse vibration measurement device and method |
| CN201611136479.7A Active CN106768272B (en) | 2014-09-03 | 2014-09-03 | A kind of mobile rope oscillation crosswise measurement method of measured length |
| CN201611136480.XA Active CN106500605B (en) | 2014-09-03 | 2014-09-03 | A kind of axial movement rope oscillation crosswise measuring device and its application |
| CN201611136583.6A Active CN106768273B (en) | 2014-09-03 | 2014-09-03 | The oscillation crosswise measurement method of the mobile rope of measured length |
| CN201611136581.7A Active CN106595839B (en) | 2014-09-03 | 2014-09-03 | The oscillation crosswise measurement method of the elongated mobile rope of degree |
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| CN201611136479.7A Active CN106768272B (en) | 2014-09-03 | 2014-09-03 | A kind of mobile rope oscillation crosswise measurement method of measured length |
| CN201611136480.XA Active CN106500605B (en) | 2014-09-03 | 2014-09-03 | A kind of axial movement rope oscillation crosswise measuring device and its application |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113739735A (en) * | 2021-08-31 | 2021-12-03 | 普宙科技(深圳)有限公司 | Electric winch device with automatic limiting and rope length detecting functions |
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|---|---|---|---|---|
| CN105241385B (en) * | 2015-09-25 | 2018-03-06 | 上海新纪元机器人有限公司 | The method for real-time measurement of object vibration displacement in inertial space |
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| CN109269746A (en) * | 2018-10-30 | 2019-01-25 | 中原工学院 | A kind of Yarn-spinning spindle spindle pivot vibration journey detection system and its detection method in groups |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106595839A (en) | 2017-04-26 |
| CN106768272B (en) | 2019-08-30 |
| CN106500605B (en) | 2018-11-06 |
| CN106768272A (en) | 2017-05-31 |
| CN104180758A (en) | 2014-12-03 |
| CN106595839B (en) | 2019-08-02 |
| CN106768273B (en) | 2019-08-02 |
| CN104180758B (en) | 2017-01-25 |
| CN106500605A (en) | 2017-03-15 |
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