CN104280296A - Steel wire rope detection platform with speed governing and loading functions - Google Patents
Steel wire rope detection platform with speed governing and loading functions Download PDFInfo
- Publication number
- CN104280296A CN104280296A CN201410521210.5A CN201410521210A CN104280296A CN 104280296 A CN104280296 A CN 104280296A CN 201410521210 A CN201410521210 A CN 201410521210A CN 104280296 A CN104280296 A CN 104280296A
- Authority
- CN
- China
- Prior art keywords
- wire rope
- sensor
- support
- firm banking
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses a steel wire rope detection platform with speed governing and loading functions, and belongs to the technical field of detection instruments and meters. The steel wire rope detection platform comprises a sensor mounting assembly (1), a driven rope wheel assembly (2), a guard rail (3), a connection plate (4), a sliding rope wheel assembly (5), a linear slideway (6), a hydraulic cylinder (7), a cylinder support base (8), a vertical hinged door (9), a bracket (10), an adjusting support (11), a driving rope wheel assembly (12), a motor fixing element (13), a motor (14), a hydraulic station (15) and a PLC control system (16). According to the steel wire rope detection platform, the actual working condition of a mining wire rope is simulated by virtue of a wheel system structure, wire ropes with different diameters and lengths can be fixed, the speed is adjusted by virtue of a transducer, and uniform and stable operation of the wire rope on the detection platform is facilitated, thus the signal collection process of the overall wire rope by virtue of an intelligent sensor is finished, the volatility of a signal is reduced, and the signal to noise ratio is increased.
Description
Technical field
The present invention is a kind of actual condition by wheel train structure simulation pit rope, different-diameter and wire rope different in size can be fixed, regulated by frequency converter, realize wire rope with friction speed steady running, by hydraulic power, wire rope is quantitatively loaded simultaneously, intelligent sensor installation component is used to realize intelligent sensor fine position and fix, the operation of PLC control system controlling equipment, effectively can complete the gatherer process of whole wire rope signal, belong to detecting instrument field of instrumentation technology.
Background technology
Wire rope, as the critical component promoting, transport and in load bearing equipment, is widely used in industry-by-industry and department.In use, there will be the phenomenons such as scuffing, fracture of wire, corrosion, wearing and tearing are even tired rapid disconnected for various reasons, thus the intact degree of wire rope is directly connected to the safety of the person and equipment.In order to ensure safety, need to carry out periodic detection and estimation to the security performance of wire rope.Current most of equipment company adopts artificial visually examine's method to realize carrying out periodic detection to wire rope with extension yarn inspection technique, can not the damaged condition of Timeliness coverage wire rope, and equipment company can spend substantial contribution to regularly replace wire rope, the wire rope that major part is changed does not reach Rejection standard, causes very large waste.So, there is the wire rope standard platform of speed governing and value-added tax function for relying on, fault detect being carried out to wire rope there is good economical, societal benefits and using value.Existing wire rope standard platform can not simulate the actual industrial and mineral of pit rope mostly, can not realize the adjustment of speed and the quantitative loading of wire rope simultaneously.Therefore, research & design for the wire rope standard stage apparatus in wire rope standard process has certain novelty and practical significance, the fault-signal of not only complete collection wire rope, but also different speed, the size of loading force, the diameter of wire rope and wire rope can be studied depart from the factors such as the displacement of center probe to the impact improving wire rope fault detection accuracy.
Summary of the invention
The technical problem to be solved in the present invention is under the prerequisite ensureing experimenter's safety, there is provided one can simulate pit rope actual condition, regulate wire rope running speed, wire rope stablized at the uniform velocity operate, can realize quantitatively loading wire rope simultaneously, facilitate intelligent sensor to install, finely tune and fixing detection platform, realize the signal acquisition process to whole wire rope, this apparatus function is perfect, and automaticity is high, stable and reliable for performance.
The present invention mainly adopts following technical scheme to realize:
There is a wire rope standard platform for the function of speed governing and loading, comprise sensor mount assemblies 1, driven sheave assembly 2, guard rail 3, web joint 4, sliding rope wheel assembly 5, linear ramp 6, hydraulic jack 7, cylinder support 8, vertical hinged door 9, support 10, regulate support 11, rim pulley assembly 12, motor fixture 13, motor 14, Hydraulic Station 15, PLC control system 16.It is characterized in that: support 10 is as the support of whole device; Driven sheave assembly 2 is fixed on support 10, and driven sheave assembly 2 comprises axle 2a, bearing 2b, bearing spider 2c, roller 2d, and bearing spider 2c is fixing over the mount 10, and axle 2a is connected to bearing spider 2c by bearing 2b, and roller 2d is fixed on axle 2a.Cylinder support 8 is fixed on support 10, and hydraulic jack 7 is fixed on cylinder support 8; Linear ramp 6 is fixed on support 10, piston rod and the slip rope sheave 5 of hydraulic jack 7 adopt split pin to be connected and fixed by web joint 4, slided on linear ramp 6 by the flexible sliding rope wheel assembly 5 that realizes of hydraulic jack 7 piston rod, realize the compression and decompression of wire rope, the wire rope that simultaneously can realize different length is fixed.; Guard rail 3 is fixed on support 10, prevents wire cable rupture from damaging experimenter., vertical hinged door 9 is opened in support 10, regulate support 11 to be fixed on the bottom of support 10, prevent the propagation vibrated between detection platform and ground, interference is produced to wire rope standard signal, sensor mount assemblies comprises intelligent sensor 1a, U-shaped fixed block 1b, bolt 1c, sensor firm banking 1d, corner connector 1e, sensor firm banking 1d is fixed on support 10, corner connector 1e is used for supporting sensor firm banking, sensor firm banking 1d offers U-type groove, make wire rope can pass the center of sensor firm banking 1d and probe, U-shaped fixed block 1b connects intelligent sensor 1a handle and inserts in sensor firm banking 1d elongated hole, U-shaped fixed block 1b and sensor firm banking 1d has thru-bolt hole, connect U-shaped fixed block 1b and sensor firm banking 1d by bolt 1c can realize the adjustment of sensing station and fix.; Hydraulic Station is positioned at vertical hinged door 9, and Hydraulic Station comprises pumping unit 15a, valve combination 15b, cover plate 15c, fuel tank 15d, valve block 15e, liquid level liquid thermometer 15f, air cleaner 15g; Pumping unit 15a comprises motor and oil pump, and motor is arranged on cover plate 15c, and oil pump is arranged in fuel tank 15d, and driven by motor oil pump rotates, and changes mechanical energy after oil suction, is the pressure energy of hydraulic oil by pump from fuel tank 15d; Liquid level liquid thermometer 15f and air cleaner 15g is arranged on fuel tank; Valve block 15e is arranged on cover plate 15c, and valve group 15b is fixed on valve block 15e, is transferred in the oil cylinder 7 of hydraulic machinery after hydraulic oil achieves direction, pressure, flow regulation by reversal valve and proportioning valve through external pipeline, promotes hydraulic jack 7 and does work; Motor 14 is connected with support 10 bottom by motor fixture 13.
Rim pulley assembly 12 is connected with motor 14 output shaft by shaft coupling, as the rim pulley of wire rope running.Rim pulley drives the running of driven sheave by wire rope, the actual condition of simulation pit rope and complete the signal acquisition process of whole wire rope.
The rope wheel component 5 slided uses split pin to be connected by web joint 4 with the piston rod of hydraulic jack 7, and stretching by piston rod, realizes the compression and decompression of steel wire rope tension.After split pin is removed, the rope wheel component 5 of slip shifts out from slideway 6, completes the mounting or dismounting of wire rope.
Corner connector 1e is used for supporting sensor firm banking, intelligent sensor is two halves hinge typed structure, intelligent sensor is opened during installation, wire rope is loaded in probe hole, close and pop one's head in and lock intelligent sensor, sensor firm banking 1d offers U-type groove, make wire rope can pass the center of sensor firm banking 1d and probe, U-shaped fixed block 1b connects intelligent sensor 1a handle and inserts in sensor firm banking 1d elongated hole, U-shaped fixed block 1b and sensor firm banking 1d has thru-bolt hole, the adjustment that U-shaped fixed block 1b and sensor firm banking 1d can realize the fixing of sensor and position is connected by bolt 1c.
Pumping unit 15a comprises motor and oil pump, and motor is arranged on cover plate 15c, and oil pump is arranged in fuel tank 15d, and driven by motor oil pump rotates, and changes mechanical energy after oil suction, is the pressure energy of hydraulic oil by pump from fuel tank 15d; Liquid level liquid thermometer 15f and air cleaner 15g is arranged on fuel tank; Valve block 15e is arranged on cover plate 15c, and valve group 15b is fixed on valve block 15e, is transferred in the oil cylinder 7 of hydraulic machinery after hydraulic oil achieves direction, pressure, flow regulation by reversal valve and proportioning valve through external pipeline, promotes hydraulic jack 7 and does work.
In the PLC control system 16 of wire rope standard stage apparatus: control panel, as graphic display terminal and control terminal, is connected for process control with PLC by data line.The startup of control knob and PLC feasible system, stopping, suddenly stopping, operation that cylinder piston rod is flexible.The size that sensor in system mainly realizes oil cylinder piston pole pair wire rope loading force carries out real-time feedback.
The present invention can obtain following beneficial effect:
Wheel train structure is adopted to simulate the actual condition of pit rope, the wire rope that different-diameter and length differ can be fixed, speed governing is carried out by frequency converter, be conducive to the at the uniform velocity steady running of wire rope in detection platform, thus complete the signal acquisition process of intelligent sensor to whole wire rope, reduce the undulatory property of signal, improve signal to noise ratio (S/N ratio).
Adopt the driving that hydraulic system loads as steel wire rope tension; vibration and the swing of wire rope can be reduced; and the size of tension force can be measured by force cell; along with the increase of loading force, increase the axial magnetization, fault place magnetic leakage signal can be amplified; be beneficial to wire rope fault detect; controlled by tension force within the scope of the minimum Fracture Force of wire rope, the protection of additional guard rail, ensures the safety of experimenter simultaneously.
Intelligent sensor firm banking and U-shaped fixed block are convenient to the installation of sensor and the adjustment of position, and the center being beneficial to wire rope and probe overlaps, and Detection results is best.
Can by the operational process of electric control system controls equipment, make operation simpler, convenient, automaticity is high.
Accompanying drawing explanation
Accompanying drawing 1 is the complete machine structure figure of the automatic detection device of wire rope speed governing of the present invention and loading;
Accompanying drawing 2 is intelligent sensor installation component structural drawing of the present invention;
Accompanying drawing 3 is front views of Hydraulic Station of the present invention;
Accompanying drawing 4 is left views of Hydraulic Station of the present invention;
Accompanying drawing 5 is vertical views of Hydraulic Station of the present invention;
Accompanying drawing 6 is PLC control system model calling schematic diagram of the present invention;
In figure: 1 sensor mount assemblies, 1a intelligent sensor, 1bU type fixed block, 1c bolt, 1d sensor firm banking, 1e corner connector, 2 driven sheave assemblies, 2a axle, 2b bearing, 2c bearing spider, 2d roller, 3 guard rails, 4 web joints, 5 sliding rope wheel assemblies, 6 slideways, 7 hydraulic jacks, 8 cylinder supports, 9 vertical hinged doors, 10 supports, 11 regulate support, 12 rim pulley assemblies, 13 motor fixture, 14 motors, 15a pumping unit, 15b valve combines, 15c cover plate, 15d fuel tank, 15e valve block, 15f liquid level liquid thermometer, 15g air cleaner
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described:
As shown in the figure, patent of the present invention comprises sensor mount assemblies 1, driven sheave assembly 2, guard rail 3, web joint 4, sliding rope wheel assembly 5, slideway 6, hydraulic jack 7, cylinder support 8, vertical hinged door 9, support 10, regulates support 11, rim pulley assembly 12, motor fixture 13, motor 14, Hydraulic Station 15, PLC control system 16.Support 10 is as the support of whole device; Driven sheave assembly 2 is fixed on support 10, and driven sheave assembly 2 comprises axle 2a, bearing 2b, bearing spider 2c, roller 2d; Hydraulic jack 7 is fixed on cylinder support 8; Guard rail 3 is fixed on support 10; Vertical hinged door 9 is opened in support 10; Support 11 is regulated to be fixed on the bottom of support 10.Static line wheel assembly 1 is connected with motor 14 output shaft by shaft coupling.The rope wheel component 5 slided uses split pin to be connected by web joint 4 with the piston rod of hydraulic jack 7, and after split pin is removed, the rope wheel component 12 of slip shifts out from slideway 6, completes the mounting or dismounting of wire rope.Sensor firm banking 1d is connected to support 10, corner connector 1e is used for supporting sensor firm banking, sensor firm banking 1d offers U-type groove, make wire rope can pass the probe of sensor firm banking 1d and intelligent sensor 1a, U-shaped fixed block 1b connects intelligent sensor 1a handle and inserts in sensor firm banking 1d elongated hole, U-shaped fixed block 1b and sensor firm banking 1f has thru-bolt hole, connects U-shaped fixed block 1b and sensor firm banking 1d can realize the position adjustment of sensor and fix by bolt 1c.Hydraulic Station 15 is positioned at vertical hinged door 9, pumping unit 15a oil suction from fuel tank 15d, is transferred in the oil cylinder 7 of hydraulic machinery after hydraulic oil achieves direction, pressure, flow regulation by valve group 15b through external pipeline, promotes hydraulic jack 7 and does work.Piston rod and the slip rope sheave 5 of hydraulic jack 7 are fixed, and slided, realize the compression and decompression to steel wire rope tension by slip rope sheave 5 on slideway 6.Man-machine interaction computing machine, as graphic display terminal and control terminal, is connected for process control with PLC by data line.Sensor in system mainly realizes piston rod and carries out real-time feedback to the size of wire rope loading force.Control knob and PLC realize the startup of system, stopping, suddenly stopping, operation that cylinder piston rod is flexible.Motor 14 is connected with support 10 bottom by motor fixture 13, rim pulley assembly 12 is connected with motor 14 output shaft by shaft coupling, as the driving wheel of wire rope running, driving wheel is by driving wire rope running, realize the rotation to other engaged wheels, thus complete the signals collecting of whole wire rope.
Claims (6)
1. there is a wire rope standard platform for the function of speed governing and loading, it is characterized in that: it comprises sensor mount assemblies (1), driven sheave assembly (2), guard rail (3), web joint (4), sliding rope wheel assembly (5), linear ramp (6), hydraulic jack (7), cylinder support (8), vertical hinged door (9), support (10), regulates support (11), rim pulley assembly (12), motor fixture (13), motor (14), Hydraulic Station (15), PLC control system (16), it is characterized in that: (10 as the support of whole device for support, (2 are fixed on support (10) driven sheave assembly, driven sheave assembly (2) comprises axle (2a), bearing (2b), bearing spider (2c), roller (2d), bearing spider (2c) is fixed on support (10), axle (2a) is connected to bearing spider (2c) by bearing (2b), and roller (2d) is fixed on axle (2a), cylinder support (8) is fixed on support (10), and hydraulic jack (7) is fixed on cylinder support (8), linear ramp (6) is fixed on support (10), piston rod and the slip rope sheave (5) of hydraulic jack (7) are connected and fixed by web joint (4), above slided at linear ramp (6) by the flexible sliding rope wheel assembly (5) that realizes of hydraulic jack (7) piston rod, realize the compression and decompression of wire rope, the wire rope that simultaneously can realize different length is fixed, guard rail (3) is fixed on support (10), prevents wire cable rupture from damaging experimenter, vertical hinged door (9) is opened in support (10), regulate and support the bottom that (11) are fixed on support (10), prevent the propagation vibrated between detection platform and ground, interference is produced to wire rope standard signal, sensor mount assemblies comprises intelligent sensor (1a), U-shaped fixed block (1b), bolt (1c), sensor firm banking (1d), corner connector (1e), sensor firm banking (1d) is fixed on support (10), corner connector (1e) is used for supporting sensor firm banking, sensor firm banking (1d) offers U-type groove, make wire rope can pass the center of sensor firm banking (1d) and probe, U-shaped fixed block (1b) connects intelligent sensor (1a) handle and inserts in sensor firm banking (1d) elongated hole, U-shaped fixed block (1b) and sensor firm banking (1d) have thru-bolt hole, connect U-shaped fixed block (1b) and sensor firm banking (1d) by bolt (1c) and realize the adjustment of sensing station and fixing, Hydraulic Station is positioned at vertical hinged door (9), Hydraulic Station comprises pumping unit (15a), valve combination (15b), cover plate (15c), fuel tank (15d), valve block (15e), liquid level liquid thermometer (15f), air cleaner (15g), pumping unit (15a) comprises motor and oil pump, motor is arranged on cover plate (15c), and oil pump is arranged in fuel tank (15d), and driven by motor oil pump rotates, changes mechanical energy after oil suction, is the pressure energy of hydraulic oil by pump from fuel tank (15d), liquid level liquid thermometer (15f) and air cleaner (15g) are arranged on fuel tank, valve block (15e) is arranged on cover plate (15c), valve group (15b) is fixed on valve block (15e), be transferred in the oil cylinder (7) of hydraulic machinery through external pipeline after hydraulic oil achieves direction, pressure, flow regulation by reversal valve and proportioning valve, promote hydraulic jack (7) acting, motor (14) is connected with support (10) bottom by motor fixture (13).
2. a kind of wire rope standard platform with the function of speed governing and loading according to claim 1, it is characterized in that: rim pulley assembly (12) is connected with motor (14) output shaft by shaft coupling, as the rim pulley of wire rope running; Rim pulley drives the running of driven sheave by wire rope, the actual condition of simulation pit rope and complete the signal acquisition process of whole wire rope.
3. a kind of wire rope standard platform with the function of speed governing and loading according to claim 1, it is characterized in that: the rope wheel component (5) of slip uses split pin to be connected by web joint (4) with the piston rod of hydraulic jack (7), stretching by piston rod, realizes the compression and decompression of steel wire rope tension; After split pin is removed, the rope wheel component (5) of slip shifts out from slideway (6), completes the mounting or dismounting of wire rope.
4. a kind of wire rope standard platform with the function of speed governing and loading according to claim 1, it is characterized in that: corner connector (1e) is used for supporting sensor firm banking, intelligent sensor is two halves hinge typed structure, intelligent sensor is opened during installation, wire rope is loaded in probe hole, close and pop one's head in and lock intelligent sensor, sensor firm banking (1d) offers U-type groove, make wire rope can pass the center of sensor firm banking (1d) and probe, U-shaped fixed block (1b) connects intelligent sensor (1a) handle and inserts in sensor firm banking (1d) elongated hole, U-shaped fixed block (1b) and sensor firm banking (1d) have thru-bolt hole, the adjustment that U-shaped fixed block (1b) and sensor firm banking (1d) can realize the fixing of sensor and position is connected by bolt (1c).
5. a kind of wire rope standard platform with the function of speed governing and loading according to claim 1, it is characterized in that: pumping unit (15a) comprises motor and oil pump, motor is arranged on cover plate (15c), oil pump is arranged in fuel tank (15d), driven by motor oil pump rotates, changes mechanical energy after oil suction, is the pressure energy of hydraulic oil by pump from fuel tank (15d); Liquid level liquid thermometer (15f) and air cleaner (15g) are arranged on fuel tank; Valve block (15e) is arranged on cover plate (15c), valve group (15b) is fixed on valve block (15e), be transferred in the oil cylinder (7) of hydraulic machinery through external pipeline after hydraulic oil achieves direction, pressure, flow regulation by reversal valve and proportioning valve, promote hydraulic jack (7) acting.
6. a kind of wire rope standard platform with the function of speed governing and loading according to claim 1, it is characterized in that: in the PLC control system (16) of wire rope standard stage apparatus: control panel, as graphic display terminal and control terminal, is connected for process control by data line with PLC; The startup of control knob and PLC feasible system, stopping, suddenly stopping, operation that cylinder piston rod is flexible; The size that sensor in system mainly realizes oil cylinder piston pole pair wire rope loading force carries out real-time feedback.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410521210.5A CN104280296B (en) | 2014-09-30 | 2014-09-30 | A kind of wire rope standard platform with speed governing with loading function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410521210.5A CN104280296B (en) | 2014-09-30 | 2014-09-30 | A kind of wire rope standard platform with speed governing with loading function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104280296A true CN104280296A (en) | 2015-01-14 |
| CN104280296B CN104280296B (en) | 2017-06-16 |
Family
ID=52255394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410521210.5A Active CN104280296B (en) | 2014-09-30 | 2014-09-30 | A kind of wire rope standard platform with speed governing with loading function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104280296B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105350366A (en) * | 2015-10-12 | 2016-02-24 | 北京工业大学 | Automobile stay cable steel wire rope automatic machining integrated machine |
| CN107870125A (en) * | 2017-12-12 | 2018-04-03 | 北京华信佳音医疗科技发展有限责任公司 | A kind of device for testing endoscope steel wire Joint Strength |
| CN109807262A (en) * | 2017-11-20 | 2019-05-28 | 中国科学院沈阳计算技术研究所有限公司 | A kind of load of passive type steel wire tension and measuring device |
| CN110987384A (en) * | 2019-10-31 | 2020-04-10 | 浙江理工大学 | Steel wire rope testing machine speed regulating mechanism with stepless speed regulating function and speed regulating method thereof |
| CN114354372A (en) * | 2022-02-28 | 2022-04-15 | 江苏国保信息系统测评中心有限公司 | Safe and stable supervision platform and supervision method through same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000171369A (en) * | 1998-12-04 | 2000-06-23 | Saginomiya Seisakusho Inc | Hydraulic material test system |
| CN2612951Y (en) * | 2003-04-09 | 2004-04-21 | 辽宁石油化工大学 | Intelligent elevator wire rope detecting instrument |
| CN2689206Y (en) * | 2004-04-20 | 2005-03-30 | 徐州矿务局第二机械厂 | Wirerope tension detecting A/D converters |
| CN101776552A (en) * | 2009-01-13 | 2010-07-14 | 上海诸光机械有限公司 | Transmission and control device for steel wire rope tension detection |
| WO2012163209A1 (en) * | 2011-05-31 | 2012-12-06 | 河南省煤炭科学研究院有限公司 | Hydraulic horizontal steel wire rope bending fatigue tester machine and annular composite pad |
-
2014
- 2014-09-30 CN CN201410521210.5A patent/CN104280296B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000171369A (en) * | 1998-12-04 | 2000-06-23 | Saginomiya Seisakusho Inc | Hydraulic material test system |
| CN2612951Y (en) * | 2003-04-09 | 2004-04-21 | 辽宁石油化工大学 | Intelligent elevator wire rope detecting instrument |
| CN2689206Y (en) * | 2004-04-20 | 2005-03-30 | 徐州矿务局第二机械厂 | Wirerope tension detecting A/D converters |
| CN101776552A (en) * | 2009-01-13 | 2010-07-14 | 上海诸光机械有限公司 | Transmission and control device for steel wire rope tension detection |
| WO2012163209A1 (en) * | 2011-05-31 | 2012-12-06 | 河南省煤炭科学研究院有限公司 | Hydraulic horizontal steel wire rope bending fatigue tester machine and annular composite pad |
Non-Patent Citations (1)
| Title |
|---|
| 王倩: "钢丝绳故障检测与实验分析", 《中国优秀硕士学位论文全文数据库 信息科技辑》 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105350366A (en) * | 2015-10-12 | 2016-02-24 | 北京工业大学 | Automobile stay cable steel wire rope automatic machining integrated machine |
| CN109807262A (en) * | 2017-11-20 | 2019-05-28 | 中国科学院沈阳计算技术研究所有限公司 | A kind of load of passive type steel wire tension and measuring device |
| CN107870125A (en) * | 2017-12-12 | 2018-04-03 | 北京华信佳音医疗科技发展有限责任公司 | A kind of device for testing endoscope steel wire Joint Strength |
| CN110987384A (en) * | 2019-10-31 | 2020-04-10 | 浙江理工大学 | Steel wire rope testing machine speed regulating mechanism with stepless speed regulating function and speed regulating method thereof |
| CN114354372A (en) * | 2022-02-28 | 2022-04-15 | 江苏国保信息系统测评中心有限公司 | Safe and stable supervision platform and supervision method through same |
| CN114354372B (en) * | 2022-02-28 | 2024-03-26 | 江苏国保信息系统测评中心有限公司 | Safe and stable supervision platform and supervision method through same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104280296B (en) | 2017-06-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104280296A (en) | Steel wire rope detection platform with speed governing and loading functions | |
| WO2020134890A1 (en) | Vibration and temperature sensor for monitoring data of safe and healthy operation of operating and rotating device | |
| CN102589881B (en) | Intelligent detection system of special metallurgical vehicle wheel set bearings | |
| AU2016372743B2 (en) | Multi-rope cooperative control system testbed of ultradeep mine hoist | |
| CN106682815B (en) | Monitoring system and monitoring method for pumping well | |
| CN107271203A (en) | A kind of mechanics of tire property test platform | |
| CN204944839U (en) | Rolling bearing fatigue life testing table | |
| CN102323066B (en) | Crawler chassis test stand | |
| CN106168535A (en) | A kind of fatigue load assay device of leaf springs of car | |
| CN102966070B (en) | Hydraulic miter gate bottom pivot destruction and simulation laboratory device | |
| CN202925510U (en) | Bottom assembly damage simulation laboratory device for hydraulic miter gate | |
| CN104142250A (en) | Vehicle tire noise testing system | |
| CN109459128A (en) | A kind of fuel tank of vehicle oil liquid whine noise test macro | |
| CN213932815U (en) | Noise test bench for testing working of electric power steering column | |
| CN110057580A (en) | A kind of main shaft of hoister dynamic response characteristic test device and method | |
| CN201255691Y (en) | Pushing force bearing experimental apparatus for large hydraulic turbogenerator | |
| CN111458401A (en) | Portable manifold magnetic leakage detector and manifold magnetic leakage detection equipment | |
| CN208780453U (en) | Testing stand for retarder | |
| CN213239397U (en) | Rail vehicle bearing vibration testing arrangement | |
| CN214940473U (en) | Comprehensive bearing capacity on-site detection device for urban road inspection well system | |
| CN206788327U (en) | A kind of linear asynchronous tractive motor hanging simulation test device of track traffic | |
| CN104535308A (en) | Connector rolling simulation test device | |
| CN108655683A (en) | A kind of machinery maintenance machine table | |
| CN103398845A (en) | Durability experiment device | |
| CN206223435U (en) | Variable-angle electric-machine directly-driven shaft coupling life test machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |