A kind of wound form roller volume puts steel wire rope moving state identification System and method for
The present invention relates to a kind of wound form roller volume to put steel wire rope moving state identification System and method for, and be particularly suitable for use in ore deposit
The steel wire rope motion state detection of well lifting system, elevator traction system, it is also applied for all kinds of steel wire rope motion state detections.
Cylindrical drum hoist is in mine hoisting system with very extensive, the running status of steel wire rope on wound form roller
The safe and highly efficient operation tool of mine hoisting system is of great significance.But effective way Real time identification there is no to wind at present
Formula roller rolls up the motion state for putting steel wire rope, makes roller roundness measurement, the monitoring of roller steel wire rope disorder cable and hoisting container fast in real time
Degree can not know that hidden danger has been buried in the safe and efficient production to colliery.
The content of the invention
Technical problem：The purpose of the present invention is to be directed to problems of the prior art, there is provided a kind of wound form roller volume
Steel wire rope moving state identification System and method for is put, to solve that shape can not be moved to steel wire rope in wound form roller running
The problem of state identifies, realize that wound form roller volume puts the real time implementation of steel wire rope motion state monitoring, visualization.
Technical scheme：The wound form roller volume of the present invention puts steel wire rope moving state identification system, including installed in roller
Posterior vertical in the industrial camera one of cylinder axis and on the right side of the roller parallel to the industrial camera two of cylinder axis, industry
Camera one and industrial camera two are connected by communication cable with industrial computer respectively, in winding roller and bypass head sheave straight down
Steel wire rope be connected with data to velocity measuring device, wirerope axis provided with wirerope axis through wire to velocity measuring device and adopt
Described wirerope axis includes suit U-shaped bottom seat on a steel cord to velocity measuring device, symmetrical on U-shaped bottom seat
Provided with the velocity package at left and right sides of steel wire rope and holding down assembly, described velocity package and hold down assembly and include setting respectively
Base on U-shaped bottom seat, the front and rear sides of the base are arranged with support arm, and bottom passes through between symmetrically arranged support arm
Bearing pin is provided with adjusting part, and the friction pulley of steel wire rope is embraced on top through supporting rotating shaft to be provided with, and support rotating shaft both sides have been arranged symmetrically
The bearing and axle sleeve being located on support arm；Also include compiling through the axle that shaft coupling is connected in support rotating shaft on described velocity package
Described shaft encoder is provided with the encoder support for being fixed on support arm side.
The base being located on U-shaped bottom seat is affixed by T-bolt component.
Described support arm top both sides are equipped with bearing (ball) cover.
Described friction pulley is provided with abrasive rubber set.
Steel wire rope moving state identification method is put using the wound form roller volume of said system, is comprised the following steps：
(1) roller volume puts the laterally and longitudinally motion state detection of steel wire rope：
1. the developed width D of measurement cylinder respectively1The figure on image obtained with the industrial camera one for being located at roller rear
Image width degree d1, calculate the transformation ratio Z of industrial camera one1=D1/d1；The developed width D of measuring steel wire rope2It is right with roller is located at
Picture traverse d of the steel wire rope of side on the image that industrial camera two obtains2, calculate the transformation ratio Z of industrial camera two2=
2. by being located at industrial camera one and industrial phase perpendicular to cylinder axis and parallel to cylinder axis both direction
Machine two, continuously acquire the motion diagram of both direction of the steel wire rope with exposing roller outward flange measuring point B above the tangent rope stretching point A of roller
3. the image gathered respectively to industrial camera one and industrial camera two by industrial computer is handled, steel wire rope is obtained
Horizontal stroke when perpendicular to the rope stretching of steel wire rope direction of lateral movement velocity and steel wire rope, longitudinal velocity during rope stretching；
(2) the axial velocity detection of steel wire rope：
1. stopping lifting system operation, U-shaped bottom cover for seat is fallen rope by installation wirerope axis to velocity measuring device mounted in head sheave
On the steel wire rope of lower section, steel wire rope is set to be arranged among U-shaped bottom seat；By velocity package and hold down assembly and be symmetrically mounted on steel wire rope
Both sides, two friction pulleys is abutted steel wire rope, velocity package and holding down assembly be fixed on U-shaped bottom seat, adjust regulation group
Part makes two friction pulleys reach predetermined thrust with steel wire rope；
2. opening lifting system operation, the rope belt dynamic friction wheel rotation of motion, friction pulley is driven by flat key and supported
Rotating shaft, support rotating shaft drive shaft encoder by shaft coupling, and shaft encoder, which transmits motor message to data acquisition box, data, to be adopted
Collection box transmits signals to industrial computer by wireless communication module, and industrial computer reception signal calculates steel wire by upper computer software
The real-time axial velocity of rope.
When horizontal stroke when obtaining Steel wire rope discharge, longitudinal velocity, first Steel wire rope discharge image is carried out gray processing and
Thresholding processing, the steel wire rope image and background image collected with different colours mark, separates both；In thresholding processing
A horizontal line perpendicular to steel wire rope 4 is chosen at position B above the roller of Steel wire rope discharge image afterwards as reference line,
On the reference line, it is horizontal, lengthwise movement for steel wire rope to choose the horizontal stroke for all pixels for representing steel wire rope, the average value of ordinate
Coordinate position (x, y)；Steel wire rope horizontal stroke, longitudinal direction are obtained by setting time a t differential to the steel wire rope positional information being continuously available
Move relative velocity vx=dx/dt, vy=dy/dt；And it is horizontal, longitudinal direction true that the parameter and transformation ratio are calculated into steel wire rope
Real movement velocity VX=vx·Z1, VY=vy·Z2。
Beneficial effect：By adopting the above-described technical solution, the present invention can Real time identification wound form roller volume put steel wire rope
Motion state, roller roundness measurement, the monitoring of roller steel wire rope disorder cable and the speed of hoisting container are monitored in real time, solution
In wound form roller running can not be to steel wire rope moving state identification the problem of, realize wound form roller volume and put steel
The real time implementation of cord motion state monitoring, visualization is intelligent, and for safety of coal mines, efficiently production provides important leverage.Especially
Suitable for mine hoisting system, the steel wire rope motion state detection of elevator traction system, all kinds of steel wire rope motion shapes are also applied for
State detects.Its is simple in construction, easy to operate, and using effect is good.Major advantage has：
(1) system monitors the motion state of steel wire rope in real time, realizes wound form roller volume and puts steel wire rope motion state prison
Visualization, automation, the intellectuality of survey；
(2) the laterally and longitudinally motion state detection of steel wire rope is put using machine vision technique monitoring roller volume, realizes nothing
Contact, high-precision, inexpensive signal acquisition；
(3) wirerope axis monitors the movement velocity of boom hoist cable to velocity measuring device in real time, reflects hoisting container
Real time kinematics speed, realize the monitoring to hoisting container state；
(4) system is transmitted to same industry control to the signal of industrial camera and shaft encoder by communication cable and wireless WiFi
Machine, the motion state of comprehensive monitoring steel wire rope, realize that roller roundness measurement, the monitoring of roller steel wire rope disorder cable and hoisting container are real-time
The monitoring of speed.
Brief description of the drawings
Fig. 1 is the layout drawing of total system of the present invention；
Fig. 2 is that the roller volume of the present invention puts the industrial camera layout drawing of steel wire rope motion state detection；
Fig. 3 is the front view of wirerope axis of the invention to velocity measuring device；
Fig. 4 is the top view of wirerope axis of the invention to velocity measuring device；
Fig. 5 is that the present invention removes the wirerope axis of outer support arm to the front view of velocity measuring device；
Fig. 6 is the wirerope axis of velocity package broken section of the present invention to the left view of velocity measuring device；
Fig. 7 be the present invention hold down assembly broken section right view from wirerope axis to velocity measuring device.
In figure：1- rollers；2- industrial cameras one；3- industrial cameras two；4- steel wire ropes；5- head sheaves；6- wirerope axis is to speed
Spend measurement apparatus；7- data acquisition boxs；8- industrial computers；9- communication cables；6-1- velocity packages；6-2- holds down assembly；6-3-U types
Base；6-4- bases；6-5- adjusting parts；6-6- bearing pins；6-7- friction pulleys；6-8- support arms；6-9- axle sleeves；6-10- is supported
Rotating shaft；6-11- bearings；6-12- bearing (ball) covers；6-13- shaft encoders；6-14- shaft couplings；6-15- encoder supports；6-16-T
Type bolt assembly；6-17- abrasive rubber sets；6-18- spokes；6-19- adjusting nuts；6-20- compression springs；6-21- double end spiral shells
Post；6-22- regulating blocks.
One embodiment of the present of invention is further described below in conjunction with the accompanying drawings：
As shown in Figure 1-2, wound form roller of the invention volume puts steel wire rope moving state identification system, including installed in rolling
Industrial camera of 1 back upper place of cylinder perpendicular to the industrial camera 1 of cylinder axis and installed in the right side of roller 1 parallel to cylinder axis
23.Because the structure of roller causes industrial camera 23 can not photograph the preferable steel wire positioned at steel wire rope 4 and the tangent of roller 1
The global lengthwise movement state of fathom point location A, because preferable steel wire rope measuring point A above measuring point A with exposing the outside of roller 1
The actual steel wire rope measuring point B of edge spacing is minimum compared with the spacing of roller 1 and head sheave, the motion of actual steel wire rope measuring point B points
State and preferable steel wire rope measuring point A motion state are basically identical, therefore choose and go out at rope stretching point A measuring point B as roller
The monitoring point of rope form state.Industrial camera 1 and industrial camera 23 are connected by communication cable 9 with industrial computer 8 respectively, are being wound
Roller and steel wire rope 4 straight down around head sheave is provided with wirerope axis to velocity measuring device 6, data acquisition box 7 with
Wirerope axis is connected to the shaft encoder 6-13 of velocity measuring device 6.
As shown in fig. 3 to 7, the U-shaped bottom seat that described wirerope axis includes being sleeved on steel wire rope 4 to velocity measuring device 6
The velocity package 6-1 and the 6-2 that holds down assembly positioned at the left and right sides of steel wire rope 4 are arranged with 6-3, U-shaped bottom seat 6-3, it is described
The velocity package 6-1 and 6-2 that holds down assembly includes the base 6-4 being located on U-shaped bottom seat 6-3 respectively, and front and rear the two of the base 6-4
Side is arranged with bottom between support arm 6-8, symmetrically arranged support arm 6-8 and is connected through bearing pin 6-6 with adjusting part 6-5, on
The friction pulley 6-7 of steel wire rope 4 is embraced in portion through supporting rotating shaft 6-10 to be provided with, and support rotating shaft 6-10 both sides, which have been arranged symmetrically, is located at support
Bearing 6-11 and axle sleeve 6-9 on arm；Also include being connected to support rotating shaft 6- through shaft coupling 6-14 on described velocity package 6-1
Shaft encoder 6-13 on 10.
Described adjusting part 6-5 includes being located at regulating block 6-22 between two support arm 6-8, among regulating block 6-22
Provided with studs 6-21 is adjusted, compression spring 6-20 and adjusting nut 6-19 are equipped with studs 6-21.Pass through adjustment
Adjusting nut 6-19's is elastic, changes compression spring 6-20 pretightning force, moves up and down studs 6-21, studs 6-
21 drive regulating block 6-22 movements, and regulating block 6-22 drives support arm 6-8 to be rotated around bearing pin 6-6, so as to realize velocity package 6-1
With regulations of the 6-2 to the thrust of steel wire rope 4 that hold down assembly, avoid between steel wire rope 4 and velocity package 6-1 friction pulley 6-7
Generation is skidded or folder is dead, is ensured that friction pulley 6-7 is synchronized with the movement with steel wire rope 4, is made testing result more accurate；Described axle coding
Device 6-13 is provided with the encoder support 6-15 for being fixed on support arm 6-8 sides；The base 6-4 being located on U-shaped bottom seat 6-3
Adjust to appropriate location, it is affixed by T-bolt component 6-16；Described support arm 6-8 tops both sides are equipped with bearing (ball) cover
6-12, dust and debris is avoided to enter bearing 6-11；Described friction pulley 6-7 is provided with abrasive rubber set 6-17, increase friction
The frictional force between 6-7 and steel wire rope 4 is taken turns, avoids skidding therebetween, makes testing result more accurate.
The method that the wound form roller volume of the present invention puts steel wire rope moving state identification system, is comprised the following steps that：
(1) roller volume puts the laterally and longitudinally motion state detection of steel wire rope：
1. the developed width D of measurement cylinder 1 respectively1With picture traverse of the roller 1 on the image that industrial camera 1 obtains
d1, calculate the transformation ratio Z of industrial camera 11=D1/d1.The developed width D of measuring steel wire rope 4 respectively2Exist with steel wire rope 4
The picture traverse d on image that industrial camera 23 obtains2, calculate the transformation ratio Z of industrial camera 232=D2/d2；
2. steel wire rope 4 steel wire rope 4 and roller 1 on roller 1 are continuously acquired by industrial camera 1 and industrial camera 23
Expose the outer peripheral measuring point B of the roller 1 horizontal and vertical image in the both direction of steel wire rope 4 above tangent rope stretching point A；
3. the image gathered respectively to industrial camera 1 and industrial camera 23 on industrial computer 8 is handled, steel is obtained
Lateral movement velocity and steel wire rope 4 are in the movement velocity perpendicular to steel wire rope direction during 4 rope stretching of cord；When obtaining Steel wire rope discharge
Horizontal stroke, the specific method of longitudinal velocity：
First carry out gray processing and thresholding to the rope stretching image of steel wire rope 4 to handle, so as to by steel wire rope 4 and background separation.Will
Steel wire rope 4 is arranged to a kind of color one, such as black, and background is arranged into another color two, such as white.At thresholding
A horizontal line is chosen at the position B of the top of roller 1 of the rope stretching image of steel wire rope 4 after reason in the straight line of steel wire rope 4 to make
For reference line, on the reference line, the abscissa of all pixels, the average value of ordinate of choosing expression steel wire rope 4 are steel wire
Rope 4 is horizontal, the coordinate position (x, y) of lengthwise movement.By setting time a t differential to the positional information of steel wire rope 4 being continuously available
Obtain the horizontal stroke of steel wire rope 4, lengthwise movement relative velocity vx=dx/dt, vy=dy/dt.And the parameter and transformation ratio are calculated
Steel wire rope 4 is horizontal, the real motion speed V of longitudinal directionX=vx·Z1, VY=vy·Z2。
(2) the axial velocity detection of steel wire rope：
1. stopping lifting system operation, U-shaped bottom seat 6-3 is fixed on head sheave by installation wirerope axis to velocity measuring device 6
5 lower right, steel wire rope 4 is set to be arranged among U-shaped bottom seat 6-3.By the velocity package 6-1 and 6-2 that holds down assembly placements and steel wire
Restrict 4 both sides, two friction pulley 6-7 abrasive rubber set 6-17 is abutted steel wire rope 4, tightening T-bolt component 6-16 makes to test the speed
Component 6-1 and the 6-2 that holds down assembly are fixed on U-shaped bottom seat 6-3, and the adjusting nut 6-19 on adjustment adjusting part 6-5 makes two
Friction pulley 6-7 reaches predetermined thrust with steel wire rope 4.
2. opening lifting system operation, the steel wire rope 6 of motion drives friction pulley 6-7 rotations, and friction pulley 6-7 passes through flat key band
Dynamic support rotating shaft 6-10, support rotating shaft 6-10 drive shaft encoder 6-13, shaft encoder 6-13 to move by shaft coupling 6-14
Signal transmits to data acquisition box 7, data acquisition box 7 and transmits signals to industrial computer 8, industrial computer 8 by wireless communication module
Reception signal calculates the real-time axial velocity of steel wire rope 4 by upper computer software.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow conversion that bright content is made, or other related technical fields are directly or indirectly used in,
Similarly include within the scope of the present invention.