CN1800823A - High-speed tester for friction between steel wire rope and liner - Google Patents
High-speed tester for friction between steel wire rope and liner Download PDFInfo
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- CN1800823A CN1800823A CN 200510134988 CN200510134988A CN1800823A CN 1800823 A CN1800823 A CN 1800823A CN 200510134988 CN200510134988 CN 200510134988 CN 200510134988 A CN200510134988 A CN 200510134988A CN 1800823 A CN1800823 A CN 1800823A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 12
- 239000010959 steel Substances 0.000 title claims abstract description 12
- 238000004804 winding Methods 0.000 claims abstract description 13
- 230000009467 reduction Effects 0.000 claims description 13
- 230000007246 mechanism Effects 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 6
- 238000002474 experimental method Methods 0.000 abstract description 6
- 238000012360 testing method Methods 0.000 description 7
- 239000012530 fluid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000013213 extrapolation Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The high-speed friction experiment machine for steel cable and pad comprises: a frame, a power set, a gearing, a steel-cable winding servo unit, a steel-cable guide-downward tensioner, and a steel-cable compressing apparatus under and vertical with the tensioner. Wherein, arranging a drive chain and tension wheel between the gearing and servo unit, using control system to simulate effectively all the application conditions of mine friction elevator; continuous changing the relative slide speed of steel cable and pad within 0.5mm/s-6m/s; rotating the roller along one direction to let the relative slide friction distance to 40m, and auto switching the roller rotation direction to let the experiment run for a long time. This invention has compact structure and can avoid disordered condition.
Description
One, technical field
The present invention relates to wire rope and liner high-speed tester for friction between, be particularly useful for simulating the environment for use of mine hoisting steel cable and friction lining friction pair and the experiment of working condition, with the tribology behavior between research wire rope and liner and the tribological property of gasket material.
Two, background technology
Grasping the tribology behavior between wire rope and the liner, is the reliable important prerequisite of using of mine friction winding system, also is the theoretical foundation that its load-carrying capacity is calculated.If adopt actual hoister that the rubbing wear state of wire rope and liner is carried out site test, both time-consuming, effort, wasteful is not easy to operation, and is simultaneously also very dangerous.Therefore, adopt simulated experiment platform to analyze and research and be only unique feasible measure.But at present the experiment table of developing at friction winding wire rope and liner also rests in the test of friction factor, and have following subject matter: the maximum relative sliding velocity between (1) wire rope and liner can only reach per second number millimeter, can't carry out simulation test to the high speed sliding wear situation that hoisting cable and liner may occur; (2) experimental enviroment and operating mode are constant substantially, can't simulate the environment temperature of mine hoisting system, pollution level, lubrication state etc.; When (3) testing, wire rope is short with the relative sliding distance between liner at every turn, the influence that is not enough to simulate frictional heating, even might when single test finishes, also not reach stable friction, state of wear.
Three, summary of the invention
Problem in view of the prior art existence, the purpose of this invention is to provide a kind of wire rope and liner high-speed tester for friction between, the operating mode that it can real simulation mine friction winding system for field uses under various environment, comprehensively, system, grasp tribology behavior between hoisting cable and the gasket material reliably, and then provide reliable theoretical foundation for reliability design, the use and management of mine hoisting system.
Wire rope of the present invention and liner high-speed tester for friction between, it mainly is made up of propulsion system, gearing, working mechanism, steel wire rope stretching device and hold down gag, propulsion system link to each other with gearing, gearing links to each other with working mechanism, and working mechanism connects steel wire rope stretching device and hold down gag by the closed loop wire rope that twines; Working mechanism is made up of cylinder, the wire rope winding follow-up device that is connected with the cylinder driving-chain, the driving-chain of cylinder and wire rope winding follow-up device is provided with stretching pulley, hold down gag and tensioning system are located at the upper right side that keeps the frame of horizontal level with the closed loop wire rope, the overlapping setting of hold down gag and tensioning system, hold down gag is located at the top of tensioning system.
Wire rope of the present invention and liner high-speed tester for friction between, described propulsion system constitute by motor with the hydraulic pump that shaft coupling is connected together; Described gearing is made up of oil motor, high-speed drive shaft and speed reduction unit, high-speed drive shaft and speed reduction unit are located on the sliding floor side by side, hydraulic cylinder connects sliding floor, connecting between oil motor and the cylinder, link with it by shaft coupling and transmit the power of different sizes by high-speed drive shaft or speed reduction unit.Described cylinder is located on the bearing seat, and its left end is provided with a brake puck, and disk is provided with by hydraulically powered detent, and is provided with in order to detect the tachogenerator of drum rotation speed, and the cylinder output shaft is provided with the sprocket wheel that matches with drive chain.The casing that described wire rope winding follow-up device comprises the leading screw that is located on the support, move along leading screw, be located at the support both sides provide the left sensor and the right sensor of commutation signal for electric-control system, the upper and lower of casing is provided with upper block and lower tumbler, the leading screw left end is provided with sprocket wheel, and sprocket wheel matches with drive chain; Described steel wire rope stretching device comprise be spaced the last lower tumbler that is located at frame left side and right side and guide wheel, the wheel shaft of guide wheel is located on the travelling carriage of guide plate, and links to each other with the tensioning hydraulic jack; Described wire rope hold down gag comprises the fixed mount that is fixed on the frame, the underframe of pulley is housed, be located at the support on the underframe, support is provided with direction of motion and the orthogonal pulley of underframe direction of motion, support is provided with the liner bearing, bearing is provided with the liner that is clipped in the wire rope both sides, the opposite side of liner be provided with effect thereon add power cylinder, be located at force cell between fixed mount and the support.
The beneficial effect of wire rope of the present invention and liner high-speed tester for friction between: it can effectively simulate the various environments for use of mine friction drive hoist and the experiment of operating mode, the relative sliding velocity between its wire rope and the liner can be between 0.5mm/s and 6m/s stepless transformation; Cylinder rotates along a direction, the relative sliding friction distance of wire rope and liner can reach the length of 40m, and the cylinder rotation direction can automatically switch so that friction test can long-time continuous be carried out, in addition, owing to adopted wire rope winding follow-up device, make that whole experimental machine compact conformation is reasonable, floor area is few, be easy to control, effectively avoided wire rope from drum groove, to jump out and the phenomenon of disorder cable occurs.
Four, description of drawings
Fig. 1 is a structural front view of the present invention.
Fig. 2 is that structure of the present invention is overlooked partial sectional view.
Fig. 3 is an A-A cut-open view among Fig. 2.
Five, embodiment
Below in conjunction with accompanying drawing one embodiment of the present of invention are further described:
Wire rope of the present invention and liner high-speed tester for friction between, it mainly is made up of frame, propulsion system, actuating unit, wire rope winding follow-up device, wire rope guiding and tensioning system, wire rope hold down gag etc.Frame 11 forms a rigid structural member by welding such as shaped steel and steel plate or riveted joint, and other each device is all fixed thereon by certain space requirement.Propulsion system are made up of two motors 33, two hydraulic pumps 34, and every hydraulic pump directly links to each other with motor by shaft coupling.Actuating unit is made up of oil motor 32, high-speed drive shaft 31, speed reduction unit 29, base plate 30, cylinder 28, detent 27, sprocket wheel 24.Cylinder 28 by axle and bearing sliding bearing in two end axles bearing 26; The left end of drum shaft is equipped with sprocket wheel 24, and the right-hand member of drum shaft links to each other with oil motor 32 by shaft coupling, high-speed drive shaft 31 or speed reduction unit 29; High-speed drive shaft 31 and speed reduction unit 29 are fixed on the base plate 30, and base plate 30 can slide on frame 11 under the effect of hydraulic jack 17; When hydraulic cylinder 17 retraction put in place, high-speed drive shaft was directly passed to cylinder 28 to the rotary power of oil motor 32, and when hydraulic cylinder 17 overhanging putting in place, the power of oil motor 32 slows down to increase through speed reduction unit 29 and passes to cylinder 28 after turning round.The left end of cylinder 28 is fixed with a brake puck, and is equiped with thereon by hydraulically powered detent 27; Tachogenerator 25 is equipped with in cylinder 28 left sides, in order to detect the rotational speed of cylinder.Wire rope winding follow-up device is made up of square box 15, leading screw 14, sprocket wheel 13, upper block 5, lower tumbler 4.On upper and lower two plates of square box respectively slidable fit upper block 5 and lower tumbler 4 are arranged, 15 one-tenth screw pairs of leading screw 14 and square box cooperate; The leading screw left end is equipped with sprocket wheel 13, and rotates in the same way with cylinder by drive chain 23; Be equiped with stretching pulley 12 on the drive chain, to keep the suitable rate of tension of drive chain; On the support of this hunting gear, be fixed with two proximity transducers 2 and 6, with thinking that electric-control system 16 sends the signal that square box moves to left and puts in place and move to right and put in place.The wire rope guiding is made up of lower-left guide wheel 1, upper left guide wheel 2, right guide wheel 10, tensioning hydraulic jack 7 with tensioning system.Lower-left guide wheel 1, upper left guide wheel 2 be slidingly installed with the fixing wheel shaft of frame 11 on, wire rope is play the guiding role; The wheel shaft of right guide wheel 10 is fixed on the travelling carriage 9, and is subjected to the driving of tensioning hydraulic jack 7, can slide on guide plate 8, thereby realization is to the adjusting of wire rope tensioning degree; Guide plate 8 is fixedly linked with frame 11.The wire rope hold down gag is made up of liner 37 and 40, liner bearing 39, pressurization oil cylinder 22, support 21, underframe 20, fixed mount 18 and two force cells 19.Liner bearing 39 is fixed with one with support 21, wherein is set with liner 37 and 40, and wherein liner 37 is spacing by support 21, and the thrust of pressurization oil cylinder 22 piston rods acts directly on the liner 40, and wire rope is clamped between the grooving of two liners; Underframe 20 can forward and backward slip on frame 11 by four pulleys; Support 21 also can left and right slip on underframe 20 by four pulleys 36; Two force cells 19 are packed between fixed mount 18 and the support 21, and fixed mount 18 is fixed on the frame 11.
The course of work: the left end of wire rope is fixed on cylinder 28 left sides, curling up several circles back along drum groove lays out from the bottom, through lower tumbler 4, lower-left guide wheel 1, upper left guide wheel 2, liner 37 and 40, right guide wheel 10, upper block 5 etc., top from cylinder 28 moves into again, and curls up to the right to the cylinder right part along grooving and to fix.When cylinder rotates, leading screw 14 also rotates with same direction under the effect of drive chain 23, order about square box 15 and upper block 4 and 5 moves axially to the left or to the right, promptly move with the change in location of wire rope on cylinder, thereby can fundamentally avoid the generation of disorder cable phenomenon, simultaneously, can guarantee that also the length of steel wire rope outside the cylinder remains unchanged substantially, promptly the tensioning degree of wire rope remains unchanged substantially; If it is former thereby when making the rate of tension of wire rope not enough because of the distortion of wire rope or the wearing and tearing of each mechanism etc., then can adjust in the following way: make tensioning hydro-cylinder 7 stretch out certain-length again by hydraulic system, promote travelling carriage 9 and on guide wheel 10 certain distance that moves right.The stretching pulley 12 of installing can guarantee that the tensioning degree of drive chain remains unchanged substantially in the middle of the drive chain.When needing wire rope to move with very low speed, then hydraulic jack 17 extrapolations are put in place, the input shaft and the output shaft of speed reduction unit 29 are coupled together by the axle of shaft coupling and oil motor 32 and cylinder 28 respectively, and only start in the two motors 33, the hydraulic pressure pump capacity that will link to each other with this motor is transferred to minimum.When needing wire rope to move with the highest speed, then hydraulic jack 17 retractions are put in place, with high-speed drive shaft 31 oil motor 32 and cylinder 28 are coupled together, and simultaneously two motors 33 is together started, the discharge capacity of two hydraulic pumps 34 is transferred to maximum.The speed of wire rope between minimum speed and top speed can obtain by following four kinds of fit systems: (a 1) speed reduction unit and a motor and a hydraulic pump are used, and hydraulic pump is transferred to different discharge capacities; (2) speed reduction unit and two motors and two hydraulic pumps are used, and a hydraulic pressure pump capacity is fixed on maximum, and another hydraulic pump is transferred to different discharge capacities; (3) high-speed drive shaft and a motor and a hydraulic pump are used, and hydraulic pump is transferred to different discharge capacities; (4) high-speed drive shaft and two motors and two hydraulic pumps are used, and a hydraulic pressure pump capacity is fixed on maximum, and another hydraulic pump is transferred to different discharge capacities.Snap-in force between wire rope 38 and liner 37 and 40 is provided by pressurization oil cylinder 22, can obtain different snap-in forces and specific contact pressure by the regulator solution pressing system, and actual snap-in force and specific contact pressure can be recorded by pressure transducer in the hydraulic system.By being used to control the reversal valve of oil motor 32 directions in the control hydraulic system, can make the fluid motor-driven cylinder with different direction rotations; The speed of its rotation can detect by tachogenerator 25.When the sense of rotation of cylinder is moved to the left wire rope in the hold down gag, two force cell 19 effects of being stressed; When wire rope moves right, two force cell 19 tension power effects; Four pulleys 36 on the support 21 can be eliminated the influence of external force to a great extent, are essentially the friction force between wire rope and liner to guarantee sensor 19 measured data.When cylinder along a direction rotate to make wire rope twine, when being put into certain position, square box is then sent the control signal that makes the motor commutation near sensor 3 or 6, when electric control system 16 sends when stopping to carry out the signal of friction test, oil motor into and out of hydraulic fluid port conducting and connected tank together, meanwhile, pressure oil in the detent 27 is also introduced fuel tank, in time drum braking is lived.
Claims (7)
1. wire rope and liner high-speed tester for friction between, it is characterized in that: it is made up of propulsion system, gearing, working mechanism, steel wire rope stretching device and hold down gag, propulsion system link to each other with gearing, gearing links to each other with working mechanism, and working mechanism connects steel wire rope stretching device and hold down gag by the closed loop wire rope that twines; Working mechanism is made up of cylinder (28), the wire rope winding follow-up device that is connected with cylinder (28) driving-chain, cylinder (28) is provided with stretching pulley (12) with the driving-chain of wire rope winding follow-up device, hold down gag and tensioning system are located at the upper right side that keeps the frame (11) of horizontal level with the closed loop wire rope, the overlapping setting of hold down gag and tensioning system, hold down gag is located at the top of tensioning system.
2. wire rope according to claim 1 and liner high-speed tester for friction between is characterized in that: described propulsion system are made of motor (33) and the hydraulic pump (34) that is connected together with shaft coupling.
3. wire rope according to claim 1 and liner high-speed tester for friction between, it is characterized in that: described gearing is made up of oil motor (32), high-speed drive shaft (31) and speed reduction unit (29), high-speed drive shaft (31) and speed reduction unit (29) are located on the sliding floor (30) side by side, hydraulic cylinder (17) connects sliding floor (30), connecting between oil motor (32) and the cylinder (28), link with it by shaft coupling and transmit the power of different sizes by high-speed drive shaft (31) or speed reduction unit (29).
4. according to claim 1 or 3 described wire rope and liner high-speed tester for friction between, it is characterized in that: described cylinder (28) is located on the bearing seat (26), its left end is provided with a brake puck, disk is provided with by hydraulically powered detent (27), and be provided with in order to detect the tachogenerator (25) of cylinder (28) rotational speed, cylinder (28) output shaft is provided with the sprocket wheel (24) that matches with drive chain (23).
5. wire rope according to claim 1 and liner high-speed tester for friction between, it is characterized in that: the casing (15) that described wire rope winding follow-up device comprises the leading screw (14) that is located on the support, move along leading screw (14), be located at the support both sides provide the left sensor (2) and the right sensor (6) of commutation signal for electric-control system (16), the upper and lower of casing (15) is provided with upper block (5) and lower tumbler (4), leading screw (14) left end is provided with sprocket wheel (13), and sprocket wheel (13) matches with drive chain (23).
6. wire rope according to claim 1 and liner high-speed tester for friction between, it is characterized in that: described tensioning system comprises and is spaced the last lower tumbler (2,1) that is located at frame (11) left side and the guide wheel (10) on right side, the wheel shaft of guide wheel (10) is located on the travelling carriage (9) of guide plate (8), and links to each other with tensioning hydraulic jack (7).
7. wire rope according to claim 1 and liner high-speed tester for friction between, it is characterized in that: described hold down gag comprises the fixed mount (18) that is fixed on the frame (11), the underframe (20) of pulley (35) is housed, be located at the support (21) on the underframe (20), support (21) is provided with direction of motion and the orthogonal pulley of underframe (20) direction of motion (36), support (21) is provided with liner bearing (39), bearing (39) is provided with liner (37) and (40) that are clipped in wire rope (38) both sides, the opposite side of liner (40) be provided with effect thereon add power cylinder (22), be located at force cell (19) between fixed mount (18) and the support (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101349881A CN100501369C (en) | 2005-12-27 | 2005-12-27 | High-speed tester for friction between steel wire rope and liner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101349881A CN100501369C (en) | 2005-12-27 | 2005-12-27 | High-speed tester for friction between steel wire rope and liner |
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| Publication Number | Publication Date |
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| CN1800823A true CN1800823A (en) | 2006-07-12 |
| CN100501369C CN100501369C (en) | 2009-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2005101349881A Expired - Fee Related CN100501369C (en) | 2005-12-27 | 2005-12-27 | High-speed tester for friction between steel wire rope and liner |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100535633C (en) * | 2008-01-11 | 2009-09-02 | 中国矿业大学 | Multifunctional friction hoisting antiskid experimental device and method |
| CN101793567A (en) * | 2010-02-11 | 2010-08-04 | 中国矿业大学 | Sliding friction temperature and strain measuring method and device of gasket and cable wire |
| CN102564939A (en) * | 2011-12-23 | 2012-07-11 | 中国矿业大学 | Gasket sliding friction testing machine for mine friction hoisting machine |
| CN103423240A (en) * | 2013-09-05 | 2013-12-04 | 太原理工大学 | Shaft hoist load simulation hydraulic loading test device |
| CN103575533A (en) * | 2013-11-18 | 2014-02-12 | 中国地质大学（武汉） | Experimental device and method for testing rope sheave skid characteristics |
| CN103940733A (en) * | 2014-04-21 | 2014-07-23 | 中国矿业大学 | Micro-slip test platform for friction liner of elevator |
| CN104122198A (en) * | 2014-06-17 | 2014-10-29 | 中国矿业大学 | Friction liner-hoisting steel wire rope dynamic friction drive test device and friction liner-hoisting steel wire rope dynamic friction drive test method |
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| CN104729987A (en) * | 2015-03-10 | 2015-06-24 | 中国矿业大学 | Device and method for comprehensively detecting friction between steel wire ropes and friction liners of hoist |
| CN103954553B (en) * | 2014-04-15 | 2015-12-16 | 中国矿业大学 | Test device and method for monitoring dynamic micro-friction state of steel wire rope-friction liner |
| WO2016119331A1 (en) * | 2015-01-30 | 2016-08-04 | 中国矿业大学 | Bending fatigue damage monitoring system for steel wire rope under action of corrosion-alternating load coupling |
| CN105910982A (en) * | 2016-06-24 | 2016-08-31 | 中国矿业大学 | Method for measuring friction coefficient of friction liner of hoister based on arc-surface method |
| WO2016141760A1 (en) * | 2015-03-10 | 2016-09-15 | 中国矿业大学 | Steel wire rope interlayer friction detection apparatus and method for winding-type hoist |
| WO2017101688A1 (en) * | 2015-12-15 | 2017-06-22 | 中国矿业大学 | Multi-rope cooperative control system testbed of ultradeep mine hoist |
| CN111141514A (en) * | 2020-02-13 | 2020-05-12 | 江苏师范大学 | Friction loss experimental device and method for steel wire rope and liner under multidirectional vibration |
| CN112798522A (en) * | 2020-12-25 | 2021-05-14 | 江苏师范大学 | Steel wire rope and friction liner multidirectional vibration test device and test method thereof |
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Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1376009A1 (en) * | 1985-11-09 | 1988-02-23 | Всесоюзный Научно-Исследовательский Институт Горной Механики Им.М.М.Федорова | Method of determining friction factor between rope and lining of pulley of multirope friction-type hoist |
| SU1569676A1 (en) * | 1988-02-15 | 1990-06-07 | Всесоюзный Научно-Исследовательский Институт Горной Механики Им.М.М.Федорова | Method of determining coefficient of friction of ropes against lining of driving pulley of frictional hoist |
| CN2526831Y (en) * | 2002-01-30 | 2002-12-18 | 李良洲 | Analogy tester for friction performance of friction liner |
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2005
- 2005-12-27 CN CNB2005101349881A patent/CN100501369C/en not_active Expired - Fee Related
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| CN100535633C (en) * | 2008-01-11 | 2009-09-02 | 中国矿业大学 | Multifunctional friction hoisting antiskid experimental device and method |
| CN101793567A (en) * | 2010-02-11 | 2010-08-04 | 中国矿业大学 | Sliding friction temperature and strain measuring method and device of gasket and cable wire |
| CN101793567B (en) * | 2010-02-11 | 2011-08-31 | 中国矿业大学 | Sliding friction temperature and strain measuring method and device of gasket and cable wire |
| CN102564939A (en) * | 2011-12-23 | 2012-07-11 | 中国矿业大学 | Gasket sliding friction testing machine for mine friction hoisting machine |
| CN102564939B (en) * | 2011-12-23 | 2014-07-16 | 中国矿业大学 | Gasket sliding friction testing machine for mine friction hoisting machine |
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| CN103575533B (en) * | 2013-11-18 | 2015-11-04 | 中国地质大学（武汉） | A kind of experimental provision and method of testing rope sheave slip properties |
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| CN103954553B (en) * | 2014-04-15 | 2015-12-16 | 中国矿业大学 | Test device and method for monitoring dynamic micro-friction state of steel wire rope-friction liner |
| CN103940733A (en) * | 2014-04-21 | 2014-07-23 | 中国矿业大学 | Micro-slip test platform for friction liner of elevator |
| CN104122198B (en) * | 2014-06-17 | 2016-03-23 | 中国矿业大学 | A kind of friction lining-hoisting cable dynamic friction transmission test device and method |
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| CN104266922A (en) * | 2014-09-03 | 2015-01-07 | 南通金轮研发中心有限公司 | Rapid flat clothing abrading instrument and control method |
| CN104568738A (en) * | 2015-01-27 | 2015-04-29 | 中国矿业大学 | Connector-free steel wire rope and liner stepless speed change sliding friction testing machine and testing method |
| CN104568738B (en) * | 2015-01-27 | 2017-04-26 | 中国矿业大学 | Connector-free steel wire rope and liner stepless speed change sliding friction tester and testing method |
| WO2016119331A1 (en) * | 2015-01-30 | 2016-08-04 | 中国矿业大学 | Bending fatigue damage monitoring system for steel wire rope under action of corrosion-alternating load coupling |
| GB2540516A (en) * | 2015-03-10 | 2017-01-18 | Univ China Mining & Tech | Steel wire rope interlayer friction detection apparatus and method for winding-type hoist |
| WO2016141761A1 (en) * | 2015-03-10 | 2016-09-15 | 中国矿业大学 | Comprehensive steel wire rope and friction liner friction detection apparatus and method for hoist |
| CN104729987A (en) * | 2015-03-10 | 2015-06-24 | 中国矿业大学 | Device and method for comprehensively detecting friction between steel wire ropes and friction liners of hoist |
| WO2016141760A1 (en) * | 2015-03-10 | 2016-09-15 | 中国矿业大学 | Steel wire rope interlayer friction detection apparatus and method for winding-type hoist |
| CN104729987B (en) * | 2015-03-10 | 2017-03-01 | 中国矿业大学 | A kind of elevator steel wire rope, friction lining synthesis friction sensing device and method |
| GB2540516B (en) * | 2015-03-10 | 2020-07-08 | Univ China Mining | Apparatus and method for detecting interlayer friction of steel wire rope of winding-type hoist |
| WO2017101688A1 (en) * | 2015-12-15 | 2017-06-22 | 中国矿业大学 | Multi-rope cooperative control system testbed of ultradeep mine hoist |
| CN105910982A (en) * | 2016-06-24 | 2016-08-31 | 中国矿业大学 | Method for measuring friction coefficient of friction liner of hoister based on arc-surface method |
| CN111141514A (en) * | 2020-02-13 | 2020-05-12 | 江苏师范大学 | Friction loss experimental device and method for steel wire rope and liner under multidirectional vibration |
| CN112798522A (en) * | 2020-12-25 | 2021-05-14 | 江苏师范大学 | Steel wire rope and friction liner multidirectional vibration test device and test method thereof |
| CN112798522B (en) * | 2020-12-25 | 2022-07-26 | 江苏师范大学 | Steel wire rope and friction liner multidirectional vibration test device and test method thereof |
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| Publication number | Publication date |
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| CN100501369C (en) | 2009-06-17 |
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