CN104634686B - Twisted-type hoister steel wire rope interlayer friction detection device and method - Google Patents

Twisted-type hoister steel wire rope interlayer friction detection device and method Download PDF

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Publication number
CN104634686B
CN104634686B CN201510102983.4A CN201510102983A CN104634686B CN 104634686 B CN104634686 B CN 104634686B CN 201510102983 A CN201510102983 A CN 201510102983A CN 104634686 B CN104634686 B CN 104634686B
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CN
China
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steel wire
wire rope
flange
cover
loading
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CN201510102983.4A
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Chinese (zh)
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CN104634686A (en
Inventor
彭玉兴
朱真才
孙士生
王大刚
曹国华
陈国安
刘送永
李伟
周公博
沈刚
卢昊
李同清
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中国矿业大学
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Priority to CN201510102983.4A priority Critical patent/CN104634686B/en
Publication of CN104634686A publication Critical patent/CN104634686A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/56Investigating resistance to wear or abrasion
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N19/00Investigating materials by mechanical methods
    • G01N19/02Measuring coefficient of friction between materials

Abstract

The invention discloses a twisted-type hoister steel wire rope interlayer friction detection device and method. The twisted-type hoister steel wire rope interlayer friction detection device comprises a support, and a loading steel wire rope positioning system, a connector-free steel wire rope positioning system, a brake system, a power loading system and a state monitoring system which are arranged on the support; a test for the friction abrasion between a loading steel wire rope and a connector-free steel wire rope on a rotating hub can be realized, and the device can be used for disclosing a steel wire rope friction abrasion fracture mechanism and evaluating the abrasion damage evolution of each steel wire rope and the fatigue service life of each steel wire ropes. A steel rope interlayer friction state on a twisted-type hoister roller can be simulated, a stable steel wire rope contact load can be continuously applied by adopting a fixed pulley positioning device and an electric pull rod loading way controlled by computer software, friction force, a temperature field and a friction coefficient among the steel wire ropes and an expanding law of internal cracks of the steel wire rope can be monitored in real time, and an effective experimental device can be provided for disclosing the steel wire rope friction abrasion fracture mechanism, evaluating the friction damage evolution of each steel wire rope and evaluating the fatigue service life of each steel wire rope.

Description

A kind of cylindrical drum hoist steel wire rope interfacial friction detection means and method
Technical field
The present invention relates to a kind of cylindrical drum hoist steel wire rope interfacial friction detection means and method, are particularly suited for simulation During mine hoisting on drum winding machine cylinder the use environment of steel wire rope and working condition experiment, for detect winding Steel wire rope interfacial friction situation on formula elevator drum.
Background technology
With the fast development of national economy, China increases substantially to the demand of mineral resources, promotes China underground The exploitation of mineral resources constantly extends to deep layer.With the increase of mining depth, deep mining and transportation problem are also enjoyed Concern.The average mining depth in China mine in 500m or so, with the consumption of shallow-layer mineral resources, following mining depth certainty 1000~2000m can be reached.At present, China's deep-well is lifted and rubbed with many ropes using single rope winding hoist (monotubular and the bitubular) more Erasing elevator, domestic multi-rope friction hoisting machine is not typically recommended to be used in the case where depth is more than 1200m, otherwise can be because Steel wire rope tension changes service life that is excessive and affecting steel wire rope.Boom hoist cable is passed as the key of drum winding system Dynamic component, is connected to elevator and hoisting container, and its reliability has a strong impact on the safety in production in colliery and worker's life security, and one Denier boom hoist cable occurs failure fracture will cause the generation of the great pernicious security incident of fatal crass.
(lift end load, lifting process and unloading) in vertical shaft hoisting circulation, boom hoist cable cyclically around entering and Lay out cylinder, especially on cylinder during multi-lay winding wire ropes, boom hoist cable circulation around enter, lay out cylinder cause around entering, around Go out circulation between steel wire rope and lower floor's lay winding wire ropes and fretting wear occur, with the increase of hoisting depth, lift the increase of load, The quickening of speed is lifted, impact of this kind of fretting wear effect to the boom hoist cable life-span becomes increasing.Therefore, steel is disclosed Cord restrict in hightension multiple layer high speed winding process between coupled motions feature, explore rope between combine and isolated movement in rubbing Touching act is wiped to improving km deep-well boom hoist cable service life, ensureing Deep Mine safety in production, avoid casualties It is significant with device damage, the energy supply of guarantee China.
So, propose a kind of cylindrical drum hoist steel wire rope interfacial friction detection means and method, real-time dynamic monitoring steel Frictional force, temperature field, coefficient of friction and steel wire rope underbead crack in cord process of friction and wear between steel wire rope is expanded, to Disclose steel wire rope fretting wear fracture mechanism, the frictionally damage of evaluation steel wire rope to develop and Fatigue Life of Steel Wire Rope.
The content of the invention
The present invention can not be detected in cylindrical drum hoist wire rope drum multiple layer high speed winding process to solve existing apparatus Fretting wear between rope, so propose it is a kind of can simulate on drum winding machine cylinder the device of steel wire rope interfacial friction situation and Method, and being capable of real-time dynamic monitoring steel wire rope fretting wear situation.
The present invention is employed the following technical solutions:
Present invention firstly provides a kind of cylindrical drum hoist steel wire rope interfacial friction detection means, including support, it is located at Loading steel wire rope alignment system on frame, endless steel cable alignment system, brakes, power loading system, status monitoring System;
The support includes base (17) and four columns (14) being fixed on base (17), and four columns (14) surround One rectangle, top is provided with crossbeam (25) between two longitudinal columns of power transmission shaft (28) axis direction, parallel to transmission Middle part is provided with fixed pulley support beam (11) between two transverse uprights of axle (28) axis direction;
The loading steel wire rope alignment system is including the fixed pulley bearing being located in fixed pulley support beam (11), with regard to transmission Axle (28) axis be located symmetrically arranged two fixed pulleys (13) of perpendicular, two fixed pulleys (13) by bearing pin (10) with Fixed pulley bearing connects, and will load steel wire rope by the groove on two fixed pulleys (13) circumference and be positioned at and be stretched on wheel hub (01) Two endless steel cables (27) between interstitial site;
The endless steel cable alignment system include wheel hub (01), be arranged on wheel hub (01) circumference two it is parallel Circular groove, flange form top cover one (33), flange form top cover two (30), T-bolt (29), endless steel cable (27);Wheel The circumferential outer edge of hub (01) both sides is disposed as inclined-plane, and flange form top cover one (33), the inner side of flange form top cover two (30) are respectively provided with There is the ramp structure coordinated with the inclined-plane;
The brakes includes being arranged on the brake puck (09) in the centre position of shaft coupling three (06), is arranged on braking circle Air pressure on disk (09) drives brake (07), drives brake (07) to act on the braking on brake puck (09) by air pressure Power carrys out brake hub (01);
The power loading system includes rotary drive system and loading system;The rotary drive system includes being located at bottom The shaft coupling three (06) of motor (08) and motor (08) output shaft connection and subtracting for the connection of shaft coupling three (06) on seat (17) The dynamic torque of the shaft coupling two (04) and the connection of shaft coupling two (04) of fast device (05) and the connection of decelerator (05) output shaft turns The shaft coupling one (02) and the connection of shaft coupling one (02) of fast sensor (03) and dynamic torque speed probe (03) connection Power transmission shaft (28) and power transmission shaft (28) are revolved by bonded wheel hub (01) by the rotation driving wheel hub (01) of motor (08) Turn;The loading system includes the tensioner (15) of the draw ring (16) being connected with base (17) and draw ring (16) connection and tenses The loading steel wire rope (12) of device (15) connection and the rope hook (21) and rope hook (21) of loading steel wire rope (12) other end connection are even The ground of the electronic tie rod (19) and electronic tie rod (19) connection of the pulling force sensor (20) for connecing and pulling force sensor (20) connection Foot bolt (18), foundation bolt (18) is connected with base (17), and the pulling force effect that electronic tie rod (19) applies is in loading steel wire rope (12) on, and then steel wire rope (12) is loaded to two endless steel cables (27) the generation pressure loading on wheel hub (01);
The condition monitoring system includes the dynamic torque speed probe (03) being arranged on rotary drive system, is used for The dynamic cycling alternating load moment of torsion of dynamic monitoring wheel hub (01) and rotating speed;The pulling force sensor (20) being arranged in loading system, uses The load of loading steel wire rope (12) is put in dynamic monitoring electronic tie rod (19);It is arranged on loading steel wire rope (12) top-right Thermal infrared imager (24), for dynamic detection loading steel wire rope (12) and friction in endless steel cable (27) process of friction and wear The temperature changing regularity of contact side;The acoustic emission sensor (26) being arranged on above loading steel wire rope (12), for monitoring steel The expansion rule of steel wire rope (12) underbead crack is loaded between cord in friction process.
Described cylindrical drum hoist steel wire rope interfacial friction detection means, is provided with circular arc rubber in circular groove Packing ring (31), with the adhesive force increased between two endless steel cables (27) and wheel hub (01) and avoids endless steel cable (27) damaged by the active force of wheel hub, flange form top cover one (33), the inner side of flange form top cover two (30) and two non junction steel wires The position of rope (27) contact is provided with L-type rubber washer (32), prevents during tensioning endless steel cable (27) by flange Formula top cover one (33), flange form top cover two (30) are damaged.
Described cylindrical drum hoist steel wire rope interfacial friction detection means, it passes through to load steel wire rope (12) with rotation The contact friction of symmetrically arranged endless steel cable (27) is simulating steel wire rope on drum winding machine cylinder on wheel hub (01) The andfrictional conditions of interlayer.
Described cylindrical drum hoist steel wire rope interfacial friction detection means, the flange of described flange form top cover two (30) Upper circumferentially-spaced equal angular arranges counterbore, and circumferentially-spaced equal angular arranges through hole on the flange of flange form top cover one (33), It is easy to T-bolt (29) to fasten.
Described cylindrical drum hoist steel wire rope interfacial friction detection means, the loaded load for loading steel wire rope (12) passes through Electronic tie rod (19) applies, and changing loaded load can friction and wear behavior of the test steel wire rope under different loads.
Described cylindrical drum hoist steel wire rope interfacial friction detection means, loading steel wire rope (12) and endless steel cable (27) change for contacting cornerite realizes that changing steel wire rope contact cornerite can survey by changing the fixed pulley (13) of different-diameter The friction and wear behavior of steel wire rope under the different contact cornerite states of examination.
Described cylindrical drum hoist steel wire rope interfacial friction detection means, by the loading steel wire rope using different structure (12) and endless steel cable (27) come test different steel cord structures between steel wire rope rub affecting laws.
The present invention also provides a kind of application said apparatus carries out the detection method of steel wire rope interfacial friction detection, flange form top Lid one (33), flange form top cover two (30) are combined together by inclined-plane and wheel hub (01), and T-bolt (29) is through flange form top Bolt hole on lid one (33), flange form top cover two (30), tightening nut T-bolt (29) fastening force effect under, flange Formula top cover one (33), flange form top cover two (30) constantly extrude two endless steel cables (27) so that two non junction steel wires Rope (27) is entered in wheel hub (01) in two parallel circular grooves along the inclined-plane on wheel hub (01), two non junction steel wires In the circular groove that rope (27) is tensioned in the presence of radial elastic power itself and is fixed in wheel hub (01), two non junctions Steel wire rope leaves gap between (27);Endless steel cable (27) is stretched in after the circular groove on wheel hub (01), by flange Formula top cover one (33), flange form top cover two (30) are disassembled;
Motor (08) drive hub (01) rotarily drives endless steel cable (27) rotation, and loading steel wire rope (12) is electronic Fretting wear is produced under the load that pull bar (19) applies with two endless steel cables (27);
The change in torque amount measured by dynamic torque speed probe (03) calculates loading steel wire rope (12) with rotation The contact friction force of symmetrically arranged endless steel cable (27) on the wheel hub (01) for turning;
By thermal infrared imager (24) alignment loading steel wire rope (12) and symmetrically arranged non junction on rotary hub (01) The contact position of steel wire rope (27), monitors the temperature changing regularity of steel wire rope CONTACT WITH FRICTION side in experimentation;
By loading the acoustic emission sensor (26) above steel wire rope (12), steel is loaded in friction process between monitoring steel wire rope The expansion rule of cord (12) underbead crack;
Drive brake (07) to act on the brake force on brake puck (09) come brake hub (01) to survey by air pressure The friction and wear behavior between steel wire rope (12) and two endless steel cables (27) is loaded during trial-production is dynamic;
By changing the fixed pulley (13) change loading steel wire rope (12) of different-diameter and connecing for endless steel cable (27) Tactile cornerite, impact of the different contact cornerites of test friction and wear behavior between steel wire rope;
Loading steel wire rope (12) and two endless steel cables (27) by replacing different structure, the different steel wire ropes of test Impact of the structure friction and wear behavior between steel wire rope.
The present invention continues to provide a kind of tensioning fixing meanss of the endless steel cable for being applied to any of the above-described described device, Flange form top cover one (33), flange form top cover two (30) are combined together by inclined-plane and wheel hub (01), and T-bolt (29) is passed through Bolt hole on flange form top cover one (33), flange form top cover two (30), tightening nut is acted in the fastening force of T-bolt (29) Under, flange form top cover one (33), flange form top cover two (30) constantly extrude two endless steel cables (27) so that two nothings connect Head steel wire rope (27) is entered in wheel hub (01) in two parallel circular grooves along the inclined-plane on wheel hub (01), and two nothings connect In the circular groove that head steel wire rope (27) is tensioned in the presence of radial elastic power itself and is fixed in wheel hub (01).
Beneficial effect:As a result of above-mentioned technical proposal, the present invention can realize loading on steel wire rope and rotary hub Endless steel cable between frictional wear experiment, to disclose steel wire rope fretting wear fracture mechanism, evaluate steel wire rope mill Damage damage development and Fatigue Life of Steel Wire Rope.Steel wire rope interfacial friction situation on drum winding machine cylinder can be simulated, is adopted The electronic tie rod load mode of fixed pulley positioner and computer software control, can be continuously applied stable steel wire rope contact Load, the expansion rule of frictional force that can be between real-time monitoring steel wire rope, temperature field, coefficient of friction and steel wire rope underbead crack Rule, the frictionally damage evolution and Fatigue Life of Steel Wire Rope offer to disclosing steel wire rope fretting wear fracture mechanism, evaluating steel wire rope Effective experimental facilitiess;The experimental provision is easy to operate, effect is good, in the art with wide applicability.
Description of the drawings
Fig. 1 is the overlooking the structure diagram of the present invention;
Fig. 2 is the left view structural representation of the present invention;
Fig. 3 is the structure chart of the A-A directions wheel hub of Fig. 2;
Fig. 4 is the structural front view of endless steel cable alignment system;
Fig. 5 is the B-B direction view of Fig. 4 during endless steel cable tensioning;
Fig. 6 is the B-B direction view of Fig. 4 after endless steel cable tensioning;
Wherein:01st, wheel hub;02nd, shaft coupling one;03rd, dynamic torque speed probe;04th, shaft coupling two;05th, decelerator; 06th, shaft coupling three;07th, air pressure drives brake;08th, motor;09th, brake puck;10th, bearing pin;11st, support beam;12nd, steel wire Rope;13rd, fixed pulley;14th, column;15th, tensioner;16th, draw ring;17th, base;18th, foundation bolt;19th, electronic tie rod;20th, draw Force transducer;21st, rope hook;22nd, bearing block;23rd, nut;24th, thermal infrared imager;25th, crossbeam;26th, acoustic emission sensor 27, nothing Wire joint rope;28th, power transmission shaft;29th, T-bolt;30th, flange form top cover two;31st, circular arc rubber washer;32nd, L-type rubber Packing ring;33rd, flange form top cover one;
Specific embodiment
One embodiment of the present of invention is further described below in conjunction with the accompanying drawings:
As shown in figures 1 to 6, a kind of cylindrical drum hoist steel wire rope interfacial friction detection means, including support, it is located at support On loading steel wire rope alignment system, endless steel cable alignment system, brakes, power loading system, status monitoring system System;
The support includes base 17 and four columns 14 being fixed on base 17, and four columns 14 surround a rectangle, Top is provided with crossbeam 25 between two longitudinal columns of the axis direction of power transmission shaft 28, parallel to the axis direction of power transmission shaft 28 Two transverse uprights between middle part be provided with fixed pulley support beam 11.
The loading steel wire rope alignment system is including the fixed pulley bearing being located in fixed pulley support beam 11, with regard to power transmission shaft Symmetrically arranged two fixed pulleys 13 of perpendicular that 28 axis are located, two fixed pulleys 13 are by bearing pin 10 and fixed pulley bearing Connection, be stretched on wheel hub 01 two non junction steel are positioned at by the groove on the circumference of two fixed pulley 13 by steel wire rope is loaded Interstitial site between cord 27;
The endless steel cable alignment system includes wheel hub 01, two parallel circular arcs being arranged on the circumference of wheel hub 01 Connected in star, flange form top cover 1, flange form top cover 2 30, T-bolt 29, endless steel cable 27;The circle of the both sides of wheel hub 01 All outer rims are disposed as inclined-plane, and flange form top cover 1, the inner side of flange form top cover 2 30 are provided with oblique with what the inclined-plane coordinated Face structure, flange form top cover 1, flange form top cover 2 30 are combined together by inclined-plane and wheel hub 01, and T-bolt 29 is passed through Bolt hole on flange form top cover 1, flange form top cover 2 30, tightening nut T-bolt 29 fastening force effect under, method Blue formula top cover 1, flange form top cover 2 30 constantly extrude two endless steel cables 27 so that two endless steel cables 27 Enter in wheel hub 01 in two parallel circular grooves along the inclined-plane on wheel hub 01, two endless steel cables 27 are at itself In the circular groove being tensioned in the presence of radial elastic power and be fixed in wheel hub 01, stay between two endless steel cables 27 There is gap.Endless steel cable 27 is stretched in after the circular groove on wheel hub 01, can be by dismounting nut 23, T-bolt 29 Flange form top cover 1, flange form top cover 2 30 are disassembled.
Circular arc rubber washer 31 is provided with circular groove, with increase by two endless steel cables 27 and wheel hub 01 it Between adhesive force and avoid endless steel cable 27 by wheel hub active force damage, flange form top cover 1, flange form top cover two The position that 30 inner sides contact with two endless steel cables 27 is provided with L-type rubber washer 32, prevents the nothing during tensioning from connecing Head steel wire rope 27 is damaged by flange form top cover 1, flange form top cover 2 30.
The brakes includes being arranged on the brake puck 09 in the centre position of shaft coupling 3 06, is arranged on brake puck 09 On air pressure drive brake 07, drive brake 07 to act on brake force on brake puck 09 come brake hub by air pressure 01。
The power loading system includes rotary drive system and loading system;The rotary drive system includes being located at bottom Decelerator 05 and subtract that the shaft coupling 3 06 and shaft coupling 3 06 of motor 08 and the output shaft of motor 08 connection on seat 17 connects The shaft coupling 2 04 of the output shaft of fast device 05 connection and the dynamic torque speed probe 03 and dynamic of the connection of shaft coupling 2 04 are turned round The shaft coupling 1 of the connection of square speed probe 03 and the power transmission shaft 28 and power transmission shaft 28 of the connection of shaft coupling 1 are by being bonded The wheel hub 01 for connecing, is rotated by the rotation driving wheel hub 01 of motor 08;
The loading system includes the tensioner 15 and tensioner of the draw ring 16 being connected with base 17 and the connection of draw ring 16 The loading steel wire rope 12 of 15 connections and the rope hook 21 of loading steel wire rope 12 other end connection and the pull sensing of the connection of rope hook 21 Device 20 and pulling force sensor 20 connection electronic tie rod 19 and electronic tie rod 19 connection foundation bolt 18, foundation bolt 18 with Base 17 connects, and the pulling force effect that electronic tie rod 19 applies loads steel wire rope 12 to wheel hub 01 on loading steel wire rope 12 On two endless steel cable 27 produce pressure loading.
The condition monitoring system includes the dynamic torque speed probe 03 being arranged on rotary drive system, for moving The dynamic cycling alternating load moment of torsion and rotating speed of state monitoring wheel hub 01;The pulling force sensor 20 being arranged in loading system, for dynamic Monitoring electronic tie rod 19 puts on the load of loading steel wire rope 12;It is arranged on the loading top-right thermal infrared imager of steel wire rope 12 24, load steel wire rope 12 for dynamic detection and become with the temperature of CONTACT WITH FRICTION side in the process of friction and wear of endless steel cable 27 Law;The acoustic emission sensor 26 of the top of loading steel wire rope 12 is arranged on, load in friction process between steel wire rope for being monitored The expansion rule of the underbead crack of steel wire rope 12.
A kind of described cylindrical drum hoist steel wire rope interfacial friction detection means, it passes through to load steel wire rope 12 with rotation Wheel hub 01 on symmetrically arranged endless steel cable 27 contact friction simulating steel wire rope layer on drum winding machine cylinder Between andfrictional conditions.
Circumferentially-spaced equal angular arranges counterbore on the flange of described flange form top cover 2 30, flange form top cover 1 Circumferentially-spaced equal angular arranges through hole on flange, is easy to T-bolt 29 to fasten.
A kind of described cylindrical drum hoist steel wire rope interfacial friction detection means, the loaded load of its loading steel wire rope 12 Applied by electronic tie rod 19.Changing loaded load can friction and wear behavior of the test steel wire rope under different loads.
A kind of described cylindrical drum hoist steel wire rope interfacial friction detection means, its loading steel wire rope 12 and non junction steel The change of the contact cornerite of cord 27 realizes that changing steel wire rope contact cornerite can survey by changing the fixed pulley 13 of different-diameter The friction and wear behavior of steel wire rope under the different contact cornerite states of examination.
A kind of described cylindrical drum hoist steel wire rope interfacial friction detection means, its loading steel wire rope 12 and the wheel for rotating The moment of torsion that the contact friction force of symmetrically arranged endless steel cable 27 is measured by dynamic torque speed probe 03 on hub 01 Variable quantity is calculated.
A kind of described cylindrical drum hoist steel wire rope interfacial friction detection means, its alignment loading steel of thermal infrared imager 24 The contact position of symmetrically arranged endless steel cable 27 on cord 12 and rotary hub 01, for monitoring experimentation in steel wire The temperature changing regularity of rope CONTACT WITH FRICTION side.
A kind of described cylindrical drum hoist steel wire rope interfacial friction detection means, it is arranged on the top of loading steel wire rope 12 Acoustic emission sensor 26, for monitoring between steel wire rope the expansion rule that the underbead crack of steel wire rope 12 is loaded in friction process.
Described a kind of cylindrical drum hoist steel wire rope interfacial friction detection means, by the loading steel using different structure Cord 12 and endless steel cable 27 are testing different steel cord structures to the affecting laws that rub between steel wire rope.
Detection method:Endless steel cable 27 is by flange form top cover 1, flange form top cover 2 30 in T-bolt 29 Under fastening force effect so that two endless steel cables 27 symmetrical slope with certain taper along on wheel hub 01 enters wheel hub Symmetrically arranged circular groove in 01, two endless steel cables 27 are tensioned and fixed in the presence of radial elastic power itself In circular groove in wheel hub 01, between two endless steel cables 27 gap is left.Endless steel cable 27 is stretched in After circular groove on wheel hub 01, flange form top cover 1, flange form top cover 2 30 are disassembled.
The drive hub 01 of motor 08 rotarily drives endless steel cable 27 and rotates, and loading steel wire rope 12 is applied in electronic tie rod 19 Plus load under produce fretting wears with two endless steel cables 27.
The change in torque amount measured by dynamic torque speed probe 03 calculates loading steel wire rope 12 with rotation The contact friction force of symmetrically arranged endless steel cable 27 on wheel hub 01;
By the alignment of thermal infrared imager 24 loading steel wire rope 12 and symmetrically arranged endless steel cable on rotary hub 01 27 contact position, monitors the temperature changing regularity of steel wire rope CONTACT WITH FRICTION side in experimentation.
By the acoustic emission sensor 26 for loading the top of steel wire rope 12, steel wire rope is loaded in friction process between monitoring steel wire rope The expansion rule of 12 underbead cracks.
Drive brake 07 to act on the brake force on brake puck 09 come brake hub 01 to test braking by air pressure During load friction and wear behavior between steel wire rope 12 and two endless steel cables 27.
Change the loading cornerite of the contact with endless steel cable 27 of steel wire rope 12 by changing the fixed pulley 13 of different-diameter, Impact of the different contact cornerites of test friction and wear behavior between steel wire rope.
By the loading steel wire rope 12 and two endless steel cables 27 of changing different structure, the different steel cord structures of test Impact friction and wear behavior between steel wire rope.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should It is considered as protection scope of the present invention.

Claims (8)

1. a kind of cylindrical drum hoist steel wire rope interfacial friction detection means, including support, the loading steel wire rope being located on support Alignment system, endless steel cable alignment system, brakes, power loading system, condition monitoring system;
The support includes base (17) and four columns (14) being fixed on base (17), and four columns (14) surround a square Shape, top is provided with crossbeam (25) between two longitudinal columns of power transmission shaft (28) axis direction, parallel to power transmission shaft (28) middle part is provided with fixed pulley support beam (11) between two transverse uprights of axis direction;
The loading steel wire rope alignment system is including the fixed pulley bearing being located in fixed pulley support beam (11), with regard to power transmission shaft (28) symmetrically arranged two fixed pulleys (13) of perpendicular that axis is located, two fixed pulleys (13) by bearing pin (10) with it is fixed Pulley support connects, and will load steel wire rope by the groove on two fixed pulleys (13) circumference and be positioned at and be stretched on wheel hub (01) Interstitial site between two endless steel cables (27);
The endless steel cable alignment system includes wheel hub (01), two parallel circular arcs being arranged on wheel hub (01) circumference Connected in star, flange form top cover one (33), flange form top cover two (30), T-bolt (29), endless steel cable (27);Wheel hub (01) circumferential outer edge of both sides is disposed as inclined-plane, and flange form top cover one (33), the inner side of flange form top cover two (30) are provided with The ramp structure coordinated with the inclined-plane;Flange form top cover one (33), flange form top cover two (30) are matched somebody with somebody by inclined-plane and wheel hub (01) It is combined, T-bolt (29) is through the bolt hole on flange form top cover one (33), flange form top cover two (30), tightening nut Under the fastening force effect of T-bolt (29), constantly two nothings of extruding connect for flange form top cover one (33), flange form top cover two (30) Head steel wire rope (27) so that two endless steel cables (27) along the inclined-plane on wheel hub (01) enter wheel hub (01) in two put down In capable circular groove, two endless steel cables (27) are tensioned and are fixed on wheel hub in the presence of radial elastic power itself (01) in the circular groove in, between two endless steel cables (27) gap is left;Described flange form top cover two (30) Flange on circumferentially-spaced equal angular counterbore is set, circumferentially-spaced equal angular is arranged on the flange of flange form top cover one (33) Through hole, is easy to T-bolt (29) to fasten;
The brakes includes being arranged on the brake puck (09) in the centre position of shaft coupling three (06), is arranged on brake puck (09) air pressure on drives brake (07), drives brake (07) to act on the brake force on brake puck (09) by air pressure Carry out brake hub (01);
The power loading system includes rotary drive system and loading system;The rotary drive system includes being located at base (17) shaft coupling three (06) of motor (08) and motor (08) the output shaft connection on and the deceleration of the connection of shaft coupling three (06) The dynamic torque rotating speed of the shaft coupling two (04) and the connection of shaft coupling two (04) of device (05) and the connection of decelerator (05) output shaft The biography of the shaft coupling one (02) and the connection of shaft coupling one (02) of sensor (03) and dynamic torque speed probe (03) connection Moving axis (28) and power transmission shaft (28) are rotated by bonded wheel hub (01) by the rotation driving wheel hub (01) of motor (08); The loading system includes the tensioner (15) and tensioner of the draw ring (16) being connected with base (17) and draw ring (16) connection (15) rope hook (21) and rope hook (21) connection of the loading steel wire rope (12) of connection and loading steel wire rope (12) other end connection Pulling force sensor (20) and pulling force sensor (20) connection electronic tie rod (19) and electronic tie rod (19) connection lower margin Bolt (18), foundation bolt (18) is connected with base (17), and the pulling force effect that electronic tie rod (19) applies is in loading steel wire rope (12) on, and then steel wire rope (12) is loaded to two endless steel cables (27) the generation pressure loading on wheel hub (01);
The condition monitoring system includes the dynamic torque speed probe (03) being arranged on rotary drive system, for dynamic The dynamic cycling alternating load moment of torsion and rotating speed of monitoring wheel hub (01);The pulling force sensor (20) being arranged in loading system, for moving State monitoring electronic tie rod (19) puts on the load of loading steel wire rope (12);It is arranged on loading steel wire rope (12) top-right infrared Thermal imaging system (24), for dynamic detection loading steel wire rope (12) and CONTACT WITH FRICTION in endless steel cable (27) process of friction and wear The temperature changing regularity of side;The acoustic emission sensor (26) being arranged on above loading steel wire rope (12), for monitoring steel wire rope Between the expansion rule of steel wire rope (12) underbead crack is loaded in friction process.
2. cylindrical drum hoist steel wire rope interfacial friction detection means according to claim 1, it is characterised in that circular arc Circular arc rubber washer (31) is provided with groove, to increase the attachment between two endless steel cables (27) and wheel hub (01) Power simultaneously avoids endless steel cable (27) from being damaged by the active force of wheel hub, flange form top cover one (33), flange form top cover two (30) The position that inner side contacts with two endless steel cables (27) is provided with L-type rubber washer (32), prevents the nothing during tensioning Wire joint rope (27) is damaged by flange form top cover one (33), flange form top cover two (30).
3. cylindrical drum hoist steel wire rope interfacial friction detection means according to claim 1, it is characterised in that it passes through Loading steel wire rope (12) is twined with the contact friction of symmetrically arranged endless steel cable (27) on the wheel hub (01) of rotation to simulate The andfrictional conditions of steel wire rope interlayer on wound elevator drum.
4. cylindrical drum hoist steel wire rope interfacial friction detection means according to claim 1, it is characterised in that loading steel The loaded load of cord (12) is applied by electronic tie rod (19), and test steel wire rope is under different loads by changing loaded load Friction and wear behavior.
5. cylindrical drum hoist steel wire rope interfacial friction detection means according to claim 1, it is characterised in that loading steel Cord (12) contacts the change of cornerite with endless steel cable (27) and is realized by changing the fixed pulley (13) of different-diameter, changes Becoming steel wire rope contact cornerite can test the friction and wear behavior of steel wire rope under different contact cornerite states.
6. cylindrical drum hoist steel wire rope interfacial friction detection means according to claim 1, it is characterised in that by adopting With the loading steel wire rope (12) and endless steel cable (27) of different structure different steel cord structures are tested to rubbing between steel wire rope The affecting laws of wiping.
7. the detection for being detected using the arbitrary cylindrical drum hoist steel wire rope interfacial friction detection means of claim 1-6 Method, it is characterised in that flange form top cover one (33), flange form top cover two (30) are coordinated one by inclined-plane and wheel hub (01) Rise, through the bolt hole on flange form top cover one (33), flange form top cover two (30), tightening nut is in T-shaped spiral shell for T-bolt (29) Under the fastening force effect of bolt (29), flange form top cover one (33), flange form top cover two (30) constantly extrude two non junction steel wires Rope (27) so that two endless steel cables (27) enter two parallel circles in wheel hub (01) along the inclined-plane on wheel hub (01) In arc groove, two endless steel cables (27) are tensioned and are fixed in wheel hub (01) in the presence of radial elastic power itself Circular groove in, leave gap between two endless steel cables (27);Endless steel cable (27) is stretched in wheel hub (01) after the circular groove on, flange form top cover one (33), flange form top cover two (30) are disassembled;
Motor (08) drive hub (01) rotarily drives endless steel cable (27) rotation, and loading steel wire rope (12) is in electronic tie rod (19) fretting wear is produced with two endless steel cables (27) under the load for applying;
The change in torque amount measured by dynamic torque speed probe (03) calculates loading steel wire rope (12) with rotation The contact friction force of symmetrically arranged endless steel cable (27) on wheel hub (01);
By thermal infrared imager (24) alignment loading steel wire rope (12) and symmetrically arranged non junction steel wire on rotary hub (01) The contact position of rope (27), monitors the temperature changing regularity of steel wire rope CONTACT WITH FRICTION side in experimentation;
By loading the acoustic emission sensor (26) above steel wire rope (12), steel wire rope is loaded in friction process between monitoring steel wire rope (12) the expansion rule of underbead crack;
Brake (07) is driven to act on the brake force on brake puck (09) come brake hub (01) come the system of testing by air pressure The friction and wear behavior between steel wire rope (12) and two endless steel cables (27) is loaded during dynamic;
Change the contact bag of loading steel wire rope (12) and endless steel cable (27) by changing the fixed pulley (13) of different-diameter Angle, impact of the different contact cornerites of test friction and wear behavior between steel wire rope;
Loading steel wire rope (12) and two endless steel cables (27) by replacing different structure, the different steel cord structures of test Impact friction and wear behavior between steel wire rope.
8. the non junction steel wire of the arbitrary cylindrical drum hoist steel wire rope interfacial friction detection means of claim 1-6 is applied to The tensioning fixing meanss of rope, it is characterised in that flange form top cover one (33), flange form top cover two (30) are by inclined-plane and wheel hub (01) it is combined together, T-bolt (29) is through the bolt hole on flange form top cover one (33), flange form top cover two (30), rotation Under the fastening force effect of T-bolt (29), flange form top cover one (33), flange form top cover two (30) constantly extrude two to tight nut Individual endless steel cable (27) so that two endless steel cables (27) are entered in wheel hub (01) along the inclined-plane on wheel hub (01) In two parallel circular grooves, two endless steel cables (27) are tensioned and fixed in the presence of radial elastic power itself In circular groove in wheel hub (01).
CN201510102983.4A 2015-03-10 2015-03-10 Twisted-type hoister steel wire rope interlayer friction detection device and method CN104634686B (en)

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PCT/CN2015/099143 WO2016141760A1 (en) 2015-03-10 2015-12-28 Steel wire rope interlayer friction detection apparatus and method for winding-type hoist
AU2015383063A AU2015383063B2 (en) 2015-03-10 2015-12-28 Apparatus and method for detecting interlayer friction of steel wire rope of winding-type hoist

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