CN104807636A - Ship-shafting hydraulic and magnetic loading integrated test system - Google Patents
Ship-shafting hydraulic and magnetic loading integrated test system Download PDFInfo
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- CN104807636A CN104807636A CN201510223155.6A CN201510223155A CN104807636A CN 104807636 A CN104807636 A CN 104807636A CN 201510223155 A CN201510223155 A CN 201510223155A CN 104807636 A CN104807636 A CN 104807636A
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Abstract
The invention provides a ship-shafting hydraulic and magnetic loading integrated test system. The ship-shafting hydraulic and magnetic loading integrated test system comprises a hydraulic power unit, a torque meter, a bending torque meter, a bending torque loading device, a torque loading device and a master control unit. The bending torque loading device is connected with direct current and the hydraulic power unit and rotates under the interaction of magnetic flux and permanent magnetic poles generated by the direct current, the master control unit controls the acting force between the magnetic flux generated by the direct current and the permanent magnetic poles by controlling the direct current, the torque loading device is connected with the direct current and provides torque for rotation under the interaction of the magnetic flux generated by the direct current and the permanent magnetic poles. The ship-shafting hydraulic and magnetic loading integrated test system ingeniously utilizes interaction of the direct current and the permanent magnetic poles to generate corresponding bending torque and torque, so that the integral system can provide the bending torque and the torque for the shafting, has the advantages of compact structure, high operation efficiency and simplicity in operation and accommodates the development trend.
Description
Technical field
The present invention relates to axle system test macro, be specifically related to marine shafting liquid magnetic and load integrated test system.
Background technology
Along with the development of boats and ships industry, some factors previously ignored, the safe operation as all shaft such as the deformation of hull, oil film rigidity, temperature variation, gear forces has the impact of can not ignore, and must consider the combined influence of these factors.
The deformation of hull, as one that affects centering of shafting very important factor, affects the power load distributing of bearing, when carrying out centering of shafting and calculating, the deformation of hull must be taken into account.
Simulate above factor, devise marine shafting liquid magnetic and load integrated test system.
CN102980765A discloses a kind of marine shafting synthesis experiment platform, comprises hydraulic loading device, and this device adopts hydraulic loaded to provide moment of torsion, but this complicated structure, there is the harm that hydraulic oil is revealed, and manual operation is complicated, this platform does not also provide the device of moment of flexure to axle system.
Summary of the invention
The present invention is directed to existing technical matters, provide a kind of marine shafting liquid magnetic and load integrated test system, moment of flexure and moment of torsion can be provided for axle system, and volume is little, efficiency is high, simple to operate.
In order to solve above-mentioned technical matters, the invention provides a kind of marine shafting liquid magnetic and loading integrated test system, it is characterized in that: it comprises hydraulic power unit, torque gauge, moment of flexure instrument, moment of flexure charger, torque loading device and main control unit, wherein
Moment of flexure charger is arranged on the tailing axle of marine diesel arbor system, moment of flexure charger connects direct current and described hydraulic power unit, moment of flexure charger by direct current produce magnetic flux and permanent magnetism magnetic pole interact under rotate, main control unit is by controlling galvanic size thus controlling the acting force between the magnetic flux of direct current generation and permanent magnetism magnetic pole, and main control unit passes through hydraulic control power unit thus the pressure of control moment charger shaft;
Torque loading device is arranged on the tailing axle of marine diesel arbor system, torque loading device connects direct current, torque loading device rotates under being interacted by the magnetic flux that produces at direct current and permanent magnetism magnetic pole thus shaft provides torsional forces, and main control unit is by controlling galvanic size thus controlling the acting force between magnetic flux that direct current produces and permanent magnetism magnetic pole;
The axle that described torque gauge is arranged on torque loading device front end is fastened, and the axle that described moment of flexure instrument is arranged on moment of flexure charger front end is fastened.
By said system, described moment of flexure charger comprise to axle system load the hydraulic cylinder of moment of flexure, immobile liquid cylinder pressure chuck, be fixed on bearing that axle fastens and the permanent magnetism magnetic pole that drive chuck rotates and Unidirectional direct-current electric wire; Rotate around being fixed on the bearing that axle fastens under the magneticaction of the chuck of immobile liquid cylinder pressure Unidirectional direct-current electric wire after powered up and permanent magnetism magnetic pole, described hydraulic power unit provides power by hydraulic pressure groove to hydraulic cylinder, bearing in hydraulic cylinder shaft applies bending moment force, and the pressure of hydraulic cylinder is detected by pressure gauge.
By said system, described torque loading device comprises permanent magnetism magnetic pole, Unidirectional direct-current electric wire, the annular wheel of driving shaft system, the nested outer rotor of Unidirectional direct-current electric wire and the key of fixed annulus; Rotate under the magneticaction of outer rotor Unidirectional direct-current electric wire after powered up and permanent magnetism magnetic pole, and drive annular wheel stressed, by key, torsional forces is passed to axle system.
By said system, described Unidirectional direct-current electric wire is connected with adjustable resistance, and main control unit controls direct current size by regulating the resistance of adjustable resistance.
Beneficial effect of the present invention is: load moment of flexure by moment of flexure charger shaft, moment of torsion is loaded by torque loading device shaft, and make use of energising direct current cleverly and produce corresponding bending moment force and torsional forces to the interaction of permanent magnetism magnetic pole, thus make whole system can provide moment of flexure and moment of torsion for axle system, and compact conformation, work efficiency are high, simple to operate, be applicable to the trend of development in the future.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of marine shafting liquid magnetic integrated test system of the present invention.
Fig. 2 is moment of flexure charger schematic diagram.
Fig. 3 is torque loading device schematic diagram.
In figure: 1-hydraulic cylinder; 2-one-way throttle valve; 3-electromagnetism directional control valve; 4-hydraulic pump; 5-hydraulic pressure pond; 6-moment of flexure charger; 7-adjustable resistance; 8-electric capacity; 9-vertoro; 10-AC power; 11-torque loading device; 12-main control unit; 13-hydraulic tube; 14-Unidirectional direct-current electric wire; 15-tailing axle; 16-permanent magnetism magnetic pole; 17-chuck; 18-hydraulic pressure groove; 19-pressure gauge; 20-bearing; 21-outer rotor; 22-key; 23-permanent magnetism magnetic pole; 24-Unidirectional direct-current electric wire; 25-annular wheel.
Embodiment
Below in conjunction with instantiation and accompanying drawing, the present invention will be further described.
Fig. 1 is the schematic diagram of marine shafting liquid magnetic integrated test system of the present invention, it comprises hydraulic power unit, torque gauge, moment of flexure instrument, moment of flexure charger 6, torque loading device 11 and main control unit 12, wherein moment of flexure charger 6 is arranged on the tailing axle 15 of marine diesel arbor system, moment of flexure charger 6 connects direct current (provides direct current by AC power 10 and vertoro 9 in the present embodiment, and carry out filtering by electric capacity 8) and described hydraulic power unit, moment of flexure charger 6 is rotated under being interacted by the magnetic flux that produces at direct current and permanent magnetism magnetic pole, main control unit 12 is by controlling galvanic size thus controlling the acting force between the magnetic flux of direct current generation and permanent magnetism magnetic pole, main control unit 12 passes through hydraulic control power unit thus the pressure of control moment charger shaft, torque loading device 11 is arranged on the tailing axle 15 of marine diesel arbor system, torque loading device 11 connects direct current, torque loading device 11 rotates under being interacted by the magnetic flux that produces at direct current and permanent magnetism magnetic pole thus shaft provides torsional forces, and main control unit 12 is by controlling galvanic size thus controlling the acting force between magnetic flux that direct current produces and permanent magnetism magnetic pole, the axle that described torque gauge is arranged on torque loading device 11 front end fastens the torsional forces size of detection axis system, the axle that described moment of flexure instrument is arranged on moment of flexure charger 6 front end fastens the bending moment force size of detection axis system, and torque gauge and moment of flexure instrument are connected with main control unit 12 respectively provides control foundation.
Hydraulic power unit comprises hydraulic pressure pond 5, hydraulic oil in hydraulic pressure pond is by entering hydraulic cylinder 1 after hydraulic pump 4 and one-way throttle valve 2, oil circuit between hydraulic cylinder and hydraulic pressure pond arranges electromagnetism directional control valve 3, and hydraulic pump 4 and electromagnetism directional control valve 3 are controlled by main control unit 12.
Preferably, the present embodiment, by the resistance of serial adjustable in direct current loop 7, controls direct current size by regulating the resistance of adjustable resistance 7.
In the present embodiment, moment of flexure charger 6 as shown in Figure 2, comprise to axle system load the hydraulic cylinder 1 of moment of flexure, immobile liquid cylinder pressure 1 chuck 17, be fixed on bearing 20 that axle fastens and the permanent magnetism magnetic pole 16 that drive chuck 17 rotates and Unidirectional direct-current electric wire 14; Rotate around being fixed on the bearing 20 that axle fastens under the chuck 17 of immobile liquid cylinder pressure Unidirectional direct-current electric wire 14 after powered up and the magneticaction of permanent magnetism magnetic pole 16, hydraulic oil in described hydraulic power unit enters hydraulic pressure groove 18 by hydraulic tube 13 and provides power to hydraulic cylinder 1, bearing 20 in hydraulic cylinder 1 shaft applies bending moment force, and the pressure of hydraulic cylinder 1 is detected by pressure gauge 19.
In the present embodiment, torque loading device 11 as shown in Figure 3, comprises permanent magnetism magnetic pole 23, Unidirectional direct-current electric wire 24, the annular wheel 25 of driving shaft system, the outer rotor 21 of nested Unidirectional direct-current electric wire 24 and the key 22 of fixed annulus 25; Rotate under outer rotor 21 Unidirectional direct-current electric wire 24 after powered up and the magneticaction of permanent magnetism magnetic pole 23, and drive annular wheel 25 stressed, by key 22, torsional forces is passed to axle system.
During native system work, first be energized, magnetic flux is produced after Unidirectional direct-current wiring harness in moment of flexure charger, interact with permanent magnetism magnetic pole and produce acting force, chuck 17 is rotated, and the hydraulic cylinder 1 be fixed on chuck 17 rotates an angle (also increasing angular transducer in the present embodiment for measuring this anglec of rotation, sending to main control unit) thereupon, there is provided hydraulic pressure by main control unit hydraulic control power unit to hydraulic cylinder again, the bearing in hydraulic cylinder shaft applies bending moment force.The resistance being controlled adjustable resistance by main control unit controls DC current size, thus controls the magnetic flux of Unidirectional direct-current electric wire and the amount of force between Unidirectional direct-current electric wire and permanent magnetism magnetic pole, thus reaches the object of the anglec of rotation size regulating chuck.The pressure of hydraulic cylinder is realized by the control of main control unit to the hydraulic pump in hydraulic power unit and electromagnetism directional control valve.
Produce magnetic flux after Unidirectional direct-current wiring harness in torque loading device, interacting with permanent magnetism magnetic pole produces acting force, and outer rotor 21 is rotated, and drives annular wheel 25 stressed, by key 22, torsional forces is passed to axle system.
The size of torsional forces and bending moment force passes to main control unit by torque gauge and moment of flexure instrument, in conjunction with the pressure of hydraulic cylinder, the rotation angle information of chuck, and test needs, main control unit sends suitable steering order to corresponding topworks, as hydraulic pump, electromagnetism directional control valve, adjustable resistance.
Above embodiment is only for illustration of design philosophy of the present invention and feature, and its object is to enable those skilled in the art understand content of the present invention and implement according to this, protection scope of the present invention is not limited to above-described embodiment.So all equivalent variations of doing according to disclosed principle, mentality of designing or modification, all within protection scope of the present invention.
Claims (4)
1. marine shafting liquid magnetic loads an integrated test system, it is characterized in that: it comprises hydraulic power unit, torque gauge, moment of flexure instrument, moment of flexure charger, torque loading device and main control unit, wherein
Moment of flexure charger is arranged on the tailing axle of marine diesel arbor system, moment of flexure charger connects direct current and described hydraulic power unit, moment of flexure charger by direct current produce magnetic flux and permanent magnetism magnetic pole interact under rotate, main control unit is by controlling galvanic size thus controlling the acting force between the magnetic flux of direct current generation and permanent magnetism magnetic pole, and main control unit passes through hydraulic control power unit thus the pressure of control moment charger shaft;
Torque loading device is arranged on the tailing axle of marine diesel arbor system, torque loading device connects direct current, torque loading device rotates under being interacted by the magnetic flux that produces at direct current and permanent magnetism magnetic pole thus shaft provides torsional forces, and main control unit is by controlling galvanic size thus controlling the acting force between magnetic flux that direct current produces and permanent magnetism magnetic pole;
The axle that described torque gauge is arranged on torque loading device front end is fastened, and the axle that described moment of flexure instrument is arranged on moment of flexure charger front end is fastened.
2. a kind of marine shafting liquid magnetic according to claim 1 loads integrated test system, it is characterized in that: described moment of flexure charger comprise to axle system load the hydraulic cylinder of moment of flexure, immobile liquid cylinder pressure chuck, be fixed on bearing that axle fastens and the permanent magnetism magnetic pole that drive chuck rotates and Unidirectional direct-current electric wire; Rotate around being fixed on the bearing that axle fastens under the magneticaction of the chuck of immobile liquid cylinder pressure Unidirectional direct-current electric wire after powered up and permanent magnetism magnetic pole, described hydraulic power unit provides power by hydraulic pressure groove to hydraulic cylinder, bearing in hydraulic cylinder shaft applies bending moment force, and the pressure of hydraulic cylinder is detected by pressure gauge.
3. a kind of marine shafting liquid magnetic according to claim 1 loads integrated test system, it is characterized in that: described torque loading device comprises permanent magnetism magnetic pole, Unidirectional direct-current electric wire, the annular wheel of driving shaft system, the nested outer rotor of Unidirectional direct-current electric wire and the key of fixed annulus; Rotate under the magneticaction of outer rotor Unidirectional direct-current electric wire after powered up and permanent magnetism magnetic pole, and drive annular wheel stressed, by key, torsional forces is passed to axle system.
4. a kind of marine shafting liquid magnetic according to Claims 2 or 3 loads integrated test system, it is characterized in that: described Unidirectional direct-current electric wire is connected with adjustable resistance, and main control unit controls direct current size by regulating the resistance of adjustable resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510223155.6A CN104807636B (en) | 2015-05-05 | 2015-05-05 | Marine shafting liquid magnetic loads integrated test system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510223155.6A CN104807636B (en) | 2015-05-05 | 2015-05-05 | Marine shafting liquid magnetic loads integrated test system |
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| CN104807636A true CN104807636A (en) | 2015-07-29 |
| CN104807636B CN104807636B (en) | 2017-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510223155.6A Expired - Fee Related CN104807636B (en) | 2015-05-05 | 2015-05-05 | Marine shafting liquid magnetic loads integrated test system |
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Citations (7)
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| SU453601A1 (en) * | 1972-07-28 | 1974-12-15 | К. Н. Явленский, И. М. Сивоконенко, А. Я. Шенфельд , А. А. Белоусов | STAND FOR DETERMINATION OF FRICTION MOMENTS IN ROLLING BEARINGS |
| JP2005147933A (en) * | 2003-11-18 | 2005-06-09 | Univ Nihon | Eddy current type electric dynamometer |
| CN102435430A (en) * | 2011-11-08 | 2012-05-02 | 济南轨道交通装备有限责任公司 | Loading system for test platform of wind generating set |
| CN103196667A (en) * | 2013-04-01 | 2013-07-10 | 中国北方发动机研究所(天津) | Electromagnetism energizing connecting rod fatigue test bed |
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| CN103968981A (en) * | 2014-04-14 | 2014-08-06 | 上海大学 | Testing device for high-speed miniature bearing dynamic friction torque |
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2015
- 2015-05-05 CN CN201510223155.6A patent/CN104807636B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU453601A1 (en) * | 1972-07-28 | 1974-12-15 | К. Н. Явленский, И. М. Сивоконенко, А. Я. Шенфельд , А. А. Белоусов | STAND FOR DETERMINATION OF FRICTION MOMENTS IN ROLLING BEARINGS |
| JP2005147933A (en) * | 2003-11-18 | 2005-06-09 | Univ Nihon | Eddy current type electric dynamometer |
| CN102435430A (en) * | 2011-11-08 | 2012-05-02 | 济南轨道交通装备有限责任公司 | Loading system for test platform of wind generating set |
| CN103196667A (en) * | 2013-04-01 | 2013-07-10 | 中国北方发动机研究所(天津) | Electromagnetism energizing connecting rod fatigue test bed |
| CN103353395A (en) * | 2013-05-27 | 2013-10-16 | 武汉理工大学 | Hydraulic loading device for large marine propulsion shafting test bed |
| CN103956881A (en) * | 2013-12-13 | 2014-07-30 | 中国石油化工集团公司 | Large-power permanent-magnet speed regulator |
| CN103968981A (en) * | 2014-04-14 | 2014-08-06 | 上海大学 | Testing device for high-speed miniature bearing dynamic friction torque |
Non-Patent Citations (2)
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| 米建平: "航空发动机主轴试验器结构特点分析", 《燃气涡轮试验与研究》 * |
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Granted publication date: 20170922 Termination date: 20180505 |