CN106500605A - A kind of axial movement rope oscillation crosswise measurement apparatus and its application - Google Patents
A kind of axial movement rope oscillation crosswise measurement apparatus and its application Download PDFInfo
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- CN106500605A CN106500605A CN201611136480.XA CN201611136480A CN106500605A CN 106500605 A CN106500605 A CN 106500605A CN 201611136480 A CN201611136480 A CN 201611136480A CN 106500605 A CN106500605 A CN 106500605A
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- rope
- slide block
- displacement transducer
- transducer group
- oscillation crosswise
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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
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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
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- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a kind of axial movement rope oscillation crosswise measurement apparatus and its application, is characterized in that：Rope circulation gear unit is set, it is by drivewheel, driven pulley, tensioning wheel, tension pick-up train and for driving the first motor of drivewheel to constitute circulation train, the rope in closure ring are wound on circulation wheel and fasten to form rope in perpendicular and circulate gear unit；By arranging independently moving or the linkage of the first slide block and the second slide block, realize the operating modes such as the fixed length that restricts, elongation, shortening and correspond to the measuring method of operating mode；Displacement measurement system is set；Be the surface that rope is located at non-contact displacement transducer group, can measure displacement of the upper particle in vertical direction of restricting immediately below which.Various operating modes of the present invention for mobile rope application on model engineering, measure the lateral displacement vibration that various operating modes move down multiple specified points on running rope, provide experimental basis for the mobile rope model Calculation of Vibration Response algorithm of inspection, for the control of mobile rope vibration.
Description
The application is to be 20140903 the applying date, and Application No. 2014104462601, entitled axial movement rope are 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 become length movement rope oscillation crosswise under given translational speed and tension force for measuring
Test device.Be 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, has 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.System is moved for the fixed rope of length as shown in Figure 1a, is characterized in that survey region length is constant, rope has translational speed,
There are rope that is newly-increased and disappearing, its application example to have conveyer belt, cable car cableway, powerdriven belt etc. at survey region two ends；
The rope of the shortening shown in the rope shifting system of the elongation shown in Fig. 1 b and Fig. 1 c moves system and can be classified as a class, is characterized in survey region
Length change, has rope that is newly-increased or disappearing, its application example to have the cable wire of elevator, crane to lift under the rising of lift heavy thing at one end
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 for engineering system vibration and stability control there is important using value.
Because the movement of rope system, occurs time dependent coefficient entry in equation, defines parametric excitation, the type
Vibrate for parametric vibration, it is impossible to which the method for enough traditional linear systems obtains its Theory Solution.Researcher has been proposed that at present
Multiple numerical computation methods are examined for these computational methods remain a need for experimental provision solving the vibration problem of mobile rope
Checking method.For this purpose, experimental provision needs to meet three kinds of system forms shown in energy simulation drawing 1a, Fig. 1 b and Fig. 1 c, that is, it is fixed to include
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 etc. can give that rope system is specific to be encouraged, such as initial displacement excitation, pulse excitation etc., with
And can when lateral displacement of multiple particles when mobile and rope are moved on tracking measurement rope the multiple specified points in rope length direction horizontal
Displacement.But so far, open report is not still shown in by this kind of experimental provision, does not also have a kind of mobile rope that can provide multiple operating modes
Vibration testing device and measuring table are checking the result of calculation of numerical algorithm.
Content of the invention
The present invention is for avoiding the weak point existing for above-mentioned prior art, there is provided a kind of axial movement rope oscillation crosswise
Measurement apparatus and its application, a numerical computation method for being used to solve the mobile vibration that restricts provide measurement apparatus, so as to right
Numerical computation method is tested；Two is the control for mobile rope vibration；Three is as College Specialized Course Education and scientific research
Experiment porch.
The present invention is adopted the following technical scheme that for solving 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 the tension pick-up train and for driving by drivewheel, driven pulley, tensioning wheel
First motor of dynamic drivewheel constitutes circulation train, and the rope in closure ring is wound on the circulation wheel and fastens to form perpendicular
In rope circulation gear unit；The drivewheel, driven pulley and tensioning wheel are fixedly installed on base plate jointly；Base plate coordinate is set
Axle, the base plate coordinate axess refer to the coordinate axess 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 parallel
The first slide block and the second slide block that line slideway and line slideway are slidably matched；It is fixedly connected below first slide block
There are crossbeam, non-contact displacement transducer group to be 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 slide block being slidably matched on the straight-line ball lead screw guide rails slide unit can pass through longitudinal direction
Connecting plate and cross connecting plate are driving the movement of first slide block and/or the second slide block, and drive crossbeam and contactless
The translation of displacement transducer group；Longitudinally connected plate is used for connection or the 3rd slide block and second cunning of the 3rd slide block and the first slide block
The connection of block, cross connecting plate are used for the connection of the first slide block and the second slide 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 compound mode 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
Amount is located at displacement of the upper particle of rope immediately below which in vertical direction；The tension pick-up train is connected firmly second by connecting plate
The lower section of slide block.
The construction featuress of present invention axial movement rope oscillation crosswise measurement apparatus lie also in：
The non-contact displacement transducer group adopts laser displacement sensor,
Shift scale is disposed with the initial rope length center of rope, for measuring the displacement of 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 motor and the second motor, the 3rd slide block is connected by longitudinally connected plate with the first slide block
Connect, the first slide block is connected by cross connecting plate with the second slide block, ball-screw guide rail slide unit is passed through by the first motor
On the 3rd the first slide block of slider-actuated and the second slide block with given speed synchronizing moving when, to rope provide a 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 motor and the second motor, the 3rd slide block is connected by longitudinally connected plate with the first slide block
Connect, the first slide block is not connected to the second slide block, make the second slide block holding position constant using fixing bolt；By the second motor
By the 3rd the first slide block of slider-actuated with given speed synchronizing moving, restrict and moved with identical speed sync, now, rope length is being led
Between driving wheel and tension pick-up train, and it is fixed value between driven pulley and tension pick-up train, on rope, particle is
Mobile, to the initial excitation that rope provides a setting, existed by particle is specified on displacement transducer group tracking measurement measured length rope
Lateral displacement when mobile；Under the conditions of 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 motor and the second motor, the 3rd slide block is not connected to the first slide block, the 3rd slide block and
Two slide blocks are connected by connecting plate, make the position of the first slide block keep constant using fixing bolt；Led to by the second motor
The 3rd the second slide block of slider-actuated is crossed with given speed synchronizing moving, now, the position of displacement transducer group is fixed, provided to rope
The initial excitation of one setting, in rope corresponding to base plate when being elongated or shortened with friction speed using displacement transducer group measurement rope
The lateral displacement of coordinate axess specified point, under the conditions of verifying given initial excitation, becomes length movement and restricts on base plate coordinate axess
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 motor stops, and the first motor is rotated clockwise or counterclockwise with setting speed, and now, displacement is passed
Sensor group is maintained static with the position of tension pick-up train, rope length between drivewheel and tension pick-up train, Yi Ji
It is fixed value between driven pulley and tension pick-up train, the speed shift to right or left that restricts to set provides one initially to rope
Excitation, using displacement transducer group measurement measured length rope moved to left with friction speed or moved to right when on base plate coordinate axess specified point
Lateral displacement, under the conditions of verifying given initial excitation, measured length movement rope specific location point on base plate coordinate axess is horizontal
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 motor and the second motor all stop, rope, displacement transducer group and tension pick-up train all positions
Fixation is put, to the initial excitation that rope provides a setting, is measured using displacement transducer group and give on the rope that two ends are fixed particle
Lateral displacement, under the conditions of verifying given initial excitation, two ends fix rope on base plate coordinate axess specified point horizontal
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 for measurement in various operating modes
Move down the lateral displacement vibration of multiple specified points on running rope, provides for inspection mobile rope model Calculation of Vibration Response algorithm test according to
According to, can also be further used for the control of mobile rope vibration, can be used as College Specialized Course Education and the experiment porch of scientific research；
2nd, the first motor and the second motor are used cooperatively in the present invention, can be realized five kinds of Test Cycles, be made
Control system is greatly simplified, reduces control error；
3rd, the present invention is using ball-screw guide rail slide unit and line slideway, effectively improves the stability of experiment transmission and accurate
Property, while meeting the synchronicity for moving up and down.
4th, the present invention can pass through the rope for changing unlike material, realize the survey to different materials rope system transverse vibrational displacement
Amount.
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 rope, 4 be CHB force measurement tables, 5 line slideways, 6 tension pick-up wheels
System, 7 second slide blocks, 8 displacement transducer groups, 9 first slide blocks, 10 crossbeams, 11 vibration signals collecting conditioning module, 12 computers,
13 drivewheels, 14 first motors, 15 control panel for motor, 16 motor drive modules, 17 the 3rd slide 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, in the present embodiment, the structure setting of axial movement rope oscillation crosswise measurement apparatus is：
Rope circulation gear unit is set, be by drivewheel 13, driven pulley 2, tensioning wheel 28, tension pick-up train 6 and
For driving first motor 14 of drivewheel 13 to constitute circulation train, the rope 3 in closure ring is wound on circulation wheel and fastens to be formed
Rope circulation gear unit in perpendicular；Drivewheel 13, driven pulley 2 and tensioning wheel 28 are fixedly installed on base plate 1 jointly；If
Bottom set plate coordinate axess, base plate coordinate axess refer to the coordinate axess 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 parallel
The first slide block 9 and the second slide block 7 that line slideway 5 and line slideway 5 are slidably matched；It is fixedly connected in the lower section of the first slide block 9
There are crossbeam 10, non-contact displacement transducer group 8 to be arranged in the bottom of crossbeam 10；Arrange with 5 horizontal parallel of the line slideway
There is straight-line ball lead screw guide rails slide unit 19, the straight line rolling that realizes driving and realizing being driven by leading screw 26 by the second motor 18
The 3rd slide block 17 is sliding combined with ballscrew guide rail slide unit 19, and the 3rd slide block 17 can connect by longitudinally connected plate 22 and laterally
Fishplate bar 23 is driving the movement of the first slide block 9 and/or the second slide 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 slide block 17 and second cunning of the 3rd slide block 17 and the first slide block 9
The connection of block 7, cross connecting plate are used for the connection of the first slide block 9 and the second slide block 7；Longitudinally connected plate 22 and cross connecting plate 23
It is easy to dismount, 3 different mobile works of rope is realized by the different installation compound mode 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；The tension pick-up train 6 passes through
Connecting plate is connected firmly in the lower section of the second slide block 7.
In being embodied as, corresponding structure setting also includes：
Non-contact displacement transducer group 8 adopts laser displacement sensor；It is disposed with the initial rope length center of rope 3
Shift scale 27, for measuring the displacement of 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.
In the present embodiment, axial movement rope oscillation crosswise measurement apparatus have following five kinds of measuring methods.
Measuring method one：
Start the first motor 14 and the second motor 18, the 3rd slide block 17 is with the first slide block 9 by longitudinally connected
Plate 22 is connected, and the first slide block 9 is connected by cross connecting plate 23 with the second slide block 7, by the first motor 18 by rolling
When the 3rd slide block 17 on ballscrew guide rail slide unit 19 drives the first slide block 9 and the second slide block 7 with given speed synchronizing moving, give
Rope provides the initial excitation of a setting；Displacement transducer group 8 specifies particle in rope elongation or shortening on tracking measurement rope
Lateral displacement when mobile, under the conditions of verifying given initial excitation, becomes the upper particle oscillation crosswise model of length movement rope
Numerical solution algorithm accuracy.
Measuring method two,
Start the first motor 14 and the second motor 18, the 3rd slide block 17 is with the first slide block 9 by longitudinally connected
Plate 22 is connected, and the first slide block 9 is not connected to the second slide block 7, makes 7 holding position of the second slide block constant using fixing bolt 25；
Drive the first slide block 9 with given speed synchronizing moving by the second motor 18 by the 3rd slide block 17, rope 3 is same with identical speed
Moved further, now, rope length between drivewheel 13 and tension pick-up train 6, and in driven pulley 2 and tension pick-up train
It is fixed value between 6, on rope, particle is mobile, to the initial excitation that rope provides a setting, is tracked by displacement transducer group 8
Lateral displacement of particle when mobile is specified on measurement measured length rope；Under the conditions of 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 motor 14 and the second motor 18, the 3rd slide block 17 is not connected to the first slide block 9, the 3rd slides
Block 17 is connected by cross connecting plate 23 with the second slide block 7, makes the position of the first slide block 9 keep constant using fixing bolt；
Second slide block 7 is driven with given speed synchronizing moving, now, displacement transducer by the 3rd slide block 17 by the second motor 18
The position of group 8 is fixed, and to the initial excitation that rope provides a setting, is stretched with friction speed using the measurement rope of displacement transducer group 8
Under the conditions of verifying given initial excitation, become corresponding to the lateral displacement of base plate coordinate axess specified point in rope during long or shortening
The accuracy of length movement rope numerical solution algorithm of specified point oscillation crosswise model on base plate coordinate axess.
Measuring method four：
Second motor 18 stops, and the first motor 14 is rotated clockwise or counterclockwise with setting speed, now, position
Displacement sensor group 8 is maintained static with the position of tension pick-up train 6, rope length drivewheel 13 and tension pick-up train 6 it
Between, and be fixed value between driven pulley 2 and tension pick-up train 6, the speed shift to right or left that restricts to set is carried to rope
For an initial excitation, in base plate coordinate when being moved to left with friction speed or moved to right using the measurement measured length of displacement transducer group 8 rope 3
The lateral displacement of specified point on axle, under the conditions of verifying given initial excitation, measured length movement rope is special on base plate coordinate axess
Determine the accuracy of the numerical solution algorithm of location point oscillation crosswise model.
Measuring method five：
First motor 14 and the second motor 18 all stop, restricting 3, displacement transducer group 8 and tension pick-up wheel
It is that 6 all positions are fixed, to the initial excitation that rope 3 provides a setting, is measured on the rope that two ends are fixed using displacement transducer group 8
The lateral displacement of given particle, under the conditions of verifying given initial excitation, the rope that two ends are fixed is specific on base plate coordinate axess
The accuracy of the numerical solution algorithm of the oscillation crosswise model of point.
Initial excitation refers to that the midpoint to measured length rope gives certain initial displacement, then discharges.
Do not start in the second motor 18, when the first motor 14 is rotated clockwise, realize that measured length rope moves right
Dynamic；Do not start in the second motor 18, the first 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 motor 18, when the first motor 14 is rotated clockwise, by the 3rd slide block 17 by longitudinal direction
Connecting plate 22 drives 7 level of the second slide block to move to right, and realizes the elongation that moves right of rope, system as shown in Fig. 1 b；
Start in the second motor 18, when the first motor 14 is rotated counterclockwise, by the 3rd slide block 17 by longitudinal direction
Connecting plate 22 drives 7 horizontal left of the second slide block, 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 initial condition of rope oscillation crosswise is given rope center
During point displacement, the displacement for measuring the point using shift scale 27, for numerical computations.
The present embodiment is transmission speed and the direction using the first motor tricing line, is obtained by changing the material that restricts
Different vibration characteristics；The transverse vibrational displacement that rope 3 is measured using non-contact displacement transducer group 8, using tension pick-up
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 being embodied as to detection signal
Nursed one's health and stored, and monitor in real time is carried out by computer 12；Arranging motor drive module 16 is used for controlling each stepping
The start and stop of motor, direction and speed, so as to simulate multiple mobile rope operating modes, meet the demand of various experimental programs, experimentation
Can be controlled by control panel for motor 15 by operator.
Claims (6)
1. a kind of axial movement rope oscillation crosswise measurement apparatus, is characterized in that：
Rope circulation gear unit is set, is by drivewheel (13), driven pulley (2), tensioning wheel (28), tension pick-up train (6)
And for driving first motor (14) of drivewheel (13) to constitute circulation train, the rope (3) in closure ring is wound on described
Circulation wheel fastens the rope circulation gear unit to be formed in perpendicular；Drivewheel (13), driven pulley (2) and tensioning wheel (28)
It is fixedly installed on base plate (1) jointly；Arrange base plate coordinate axess, the base plate coordinate axess refer to rope move direction on be consolidated in bottom
Coordinate axess on plate (1)；Displacement measurement system is set：Including be fixedly mounted in level rope top and with rope mobile side
The first slide block (9) being slidably matched to parallel line slideway (5) and line slideway (5) and the second slide block (7)；Described
Crossbeam (10) is fixedly connected with below one slide block (9), and non-contact displacement transducer group (8) is arranged in the crossbeam (10)
Bottom；The line slideway (5) horizontal parallel is provided with straight-line ball lead screw guide rails slide unit (19), the second motor (18)
For driving straight-line ball lead screw guide rails slide unit (19), it is slidably matched with straight-line ball lead screw guide rails slide unit (19)
3rd slide block (17) can be driven by longitudinally connected plate (22) and cross connecting plate (23) the first slide block (9) and/or
The movement of the second slide block (7), and drive the translation of crossbeam (10) and non-contact displacement transducer group (8)；Longitudinally connected plate
(22) it is used for the connection or the connection of the 3rd slide block (17) and the second slide block (7) of the 3rd slide block (17) and the first slide block (9), horizontal
To the connection that connecting plate is used for the first slide block (9) and the second slide block (7)；Longitudinally connected plate (22) and cross connecting plate (23) are easy to
By the different installation compound mode of longitudinally connected plate (22) and cross connecting plate (23), dismounting and installation, realize that rope (3) is different
Mobile operating mode；Described non-contact displacement transducer group (8) are located at the surface of rope (3), non-contact displacement transducer group
(8) every sensor in can measure displacement of the upper particle in vertical direction of restricting immediately below which；The tension pick-up
Train (6) is connected firmly in the lower section of the second slide block (7) by connecting plate, is pressed using the axial movement rope oscillation crosswise measurement apparatus
Following method measures method：
First motor (14) is all stopped with the second motor (18), rope (3), non-contact displacement transducer group (8) and
Tension pick-up train (6) all positions are fixed, and to the initial excitation that rope (3) provides a setting, are passed using contactless displacement
The lateral displacement of particle, under the conditions of verifying given initial excitation, two ends is given on the rope that sensor group (8) measurement two ends are fixed
The accuracy of fixed rope numerical solution algorithm of the oscillation crosswise model of specified point on base plate coordinate axess.
2. a kind of oscillation crosswise measuring method for becoming length movement rope, is characterized in that：
Setting moves axially the version of rope oscillation crosswise measurement apparatus：Rope circulation gear unit is set, is by drivewheel
(13), driven pulley (2), tensioning wheel (28), tension pick-up train (6) and the first stepping electricity for driving drivewheel (13)
Machine (14) is constituted and circulates train, and the rope (3) in closure ring is wound on the circulation wheel and fastens the rope circulation biography to be formed in perpendicular
Moving cell；Drivewheel (13), driven pulley (2) and tensioning wheel (28) are fixedly installed on base plate (1) jointly；Arrange base plate to sit
Parameter, the base plate coordinate axess refer to the coordinate axess being consolidated on base plate (1) that rope is moved on direction；Displacement measurement system is set：
Including being fixedly mounted on top and the line slideway (5) parallel with the moving direction of rope and the line slideway (5) of rope in level
The first slide block (9) being slidably matched and the second slide block (7)；Crossbeam (10) is fixedly connected with below the first slide block (9),
Non-contact displacement transducer group (8) is arranged in the bottom of the crossbeam (10)；Arrange with the line slideway (5) horizontal parallel
There are straight-line ball lead screw guide rails slide unit (19), the 3rd slide block being slidably matched on straight-line ball lead screw guide rails slide unit (19)
(17) the first slide block (9) and/or the second slide 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) are used for the
The connection of three slide blocks (17) and the first slide block (9) or the connection of the 3rd slide block (17) and the second slide block (7), cross connecting plate are used
Connection in the first slide block (9) and the second slide block (7)；Longitudinally connected plate (22) and cross connecting plate (23) are readily disassembled and pacify
Dress, realizes the different mobile work of rope (3) by the different installation compound mode of longitudinally connected plate (22) and cross connecting plate (23)
Condition；Described non-contact displacement transducer group (8) are located at the surface of rope (3), every in non-contact displacement transducer group (8)
Sensor can measure displacement of the upper particle in vertical direction of restricting immediately below which；Described tension pick-up train (6) lead to
Cross connecting plate and connect firmly the lower section in the second slide block (7)；
The oscillation crosswise measuring method for becoming length movement rope is to carry out as follows：
Start the first motor (14) and the second motor (18), the 3rd slide block (17) is not connected to the first slide block (9), the
One slide block (9) is not connected to the second slide block (7), and the 3rd slide block (17) is connected by longitudinally connected plate (22) with the second slide block (7)
Connect, make the position of the first slide block (9) keep constant using fixing bolt；3rd slide block (17) is passed through by the second motor (18)
Drive the second slide block (7) with given speed synchronizing moving, now, the position of non-contact displacement transducer group (8) is fixed, to rope
The initial excitation of one setting is provided, is elongated or shortened with friction speed using non-contact displacement transducer group (8) measurement rope
When rope corresponding to base plate coordinate axess specified point lateral displacement, under the conditions of verifying given initial excitation, become length movement
The accuracy of rope numerical solution algorithm of specified point oscillation crosswise model on base plate coordinate axess.
3. the oscillation crosswise measuring method for becoming length movement rope according to claim 1 and 2, is characterized in that：Described non-connect
Touch displacement transducer group (8) adopts laser displacement sensor.
4. the oscillation crosswise measuring method for becoming length movement rope according to claim 1 and 2, is characterized in that：In rope (3)
Initial rope length center is disposed with shift scale (27), for measuring the displacement of initial rope length center.
5. the oscillation crosswise measuring method for becoming length movement rope according to claim 1 and 2, is characterized in that：The rope is followed
Rope (3) in ring gear unit can be replaced by different materials.
6. the oscillation crosswise measuring method for becoming length movement rope according to claim 5, 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 |
|---|---|---|---|
| CN201611136480.XA CN106500605B (en) | 2014-09-03 | 2014-09-03 | A kind of axial movement rope oscillation crosswise measuring device and its application |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410446260.1A CN104180758B (en) | 2014-09-03 | 2014-09-03 | Axially-moving rope transverse vibration measurement device and method |
| CN201611136480.XA CN106500605B (en) | 2014-09-03 | 2014-09-03 | A kind of axial movement rope oscillation crosswise measuring device and its application |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410446260.1A Division CN104180758B (en) | 2014-09-03 | 2014-09-03 | Axially-moving rope transverse vibration measurement device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106500605A true CN106500605A (en) | 2017-03-15 |
| CN106500605B CN106500605B (en) | 2018-11-06 |
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| CN201611136480.XA Active CN106500605B (en) | 2014-09-03 | 2014-09-03 | A kind of axial movement rope oscillation crosswise measuring device and its application |
| CN201611136581.7A Active CN106595839B (en) | 2014-09-03 | 2014-09-03 | The oscillation crosswise measurement method of the elongated mobile rope of degree |
| CN201611136583.6A Active CN106768273B (en) | 2014-09-03 | 2014-09-03 | The oscillation crosswise measurement method of the mobile rope of measured length |
| 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 |
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| CN201611136583.6A Active CN106768273B (en) | 2014-09-03 | 2014-09-03 | The oscillation crosswise measurement method of the mobile rope of measured length |
| 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 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112880609A (en) * | 2021-01-13 | 2021-06-01 | 上海市第六人民医院 | Detection device and method for measuring length change of human body and specimen graft |
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| Publication number | Priority date | Publication date | Assignee | Title |
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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 |
| CN105136084B (en) * | 2015-10-13 | 2017-10-13 | 哈尔滨东安汽车发动机制造有限公司 | A kind of dynamo belt horizontal looseness displacement measuring device and its measuring method |
| CN105329240B (en) * | 2015-11-20 | 2017-09-29 | 华南农业大学 | A kind of chain type freight ropeway vibration absorber and method |
| 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 |
| 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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- 2014-09-03 CN CN201611136581.7A patent/CN106595839B/en active Active
- 2014-09-03 CN CN201611136583.6A patent/CN106768273B/en active Active
- 2014-09-03 CN CN201410446260.1A patent/CN104180758B/en not_active Expired - Fee Related
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106500605B (en) | 2018-11-06 |
| CN106768272B (en) | 2019-08-30 |
| CN104180758A (en) | 2014-12-03 |
| CN106768273B (en) | 2019-08-02 |
| CN106768273A (en) | 2017-05-31 |
| CN106595839A (en) | 2017-04-26 |
| CN106768272A (en) | 2017-05-31 |
| CN104180758B (en) | 2017-01-25 |
| CN106595839B (en) | 2019-08-02 |
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