CN102175451B - Dynamic load test bed for shaft coupler - Google Patents

Dynamic load test bed for shaft coupler Download PDF

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Publication number
CN102175451B
CN102175451B CN201110030197.XA CN201110030197A CN102175451B CN 102175451 B CN102175451 B CN 102175451B CN 201110030197 A CN201110030197 A CN 201110030197A CN 102175451 B CN102175451 B CN 102175451B
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China
Prior art keywords
input
motor
output
reducer
plant
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Expired - Fee Related
Application number
CN201110030197.XA
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Chinese (zh)
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CN102175451A (en
Inventor
伍毅
赵越
晏群
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Anhui University of Technology AHUT
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Anhui University of Technology AHUT
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Priority to CN201110030197.XA priority Critical patent/CN102175451B/en
Publication of CN102175451A publication Critical patent/CN102175451A/en
Application granted granted Critical
Publication of CN102175451B publication Critical patent/CN102175451B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention provides a dynamic load test bed for a shaft coupler, which comprises a load motor, an output reducer, a shaft coupler to be tested, an input reducer, an electric motor, an equipment base, a pressure sensor, a traveling motor, a traveling mechanism, a revolution speed sensor, an installing bracket of the revolution speed sensor, another pressure sensor, a slide rail of a translating pair, an output flange and an input flange. The revolution speed sensor and the another pressure sensor are linked with a data acquisition device; and the conditions of working, wearing and damaging of components of the shaft coupler under different revolution speeds and torques can be obtained by processing and analyzing the acquired data. The dynamic load test bed for the shaft coupler provided by the invention is mainly used for overall integrated dynamic load test of the shaft coupler; the conditions of working, wearing and damaging of components of the shaft coupler under different revolution speeds and torques can be obtained by simulating the actual working conditions through the dynamic load test bed for the shaft coupler; in addition, the dump energy is recycled to the power grid after the test, thus the test cost is lowered.

Description

Dynamic load test bed for shaft coupler
Technical field:
The present invention relates to a kind of rotary mechanical part dynamic test platform, particularly a kind of dynamic load test bed for shaft coupler.
Background technology:
Test, detection that current shaft coupling is whole are static substantially.Especially whole of shaft coupling is not done dynamic test before dispatching from the factory, because relevant national standard is envelope test, detects.Envelope test and dynamic test are two different concepts.Envelope test can not be reacted the situation that shaft coupling is in operation, and dynamic test is that the motion platform of situation structure being in operation according to shaft coupling is tested detection to shaft coupling.The use of shaft coupling is open type operation, and the power that motor provides all will consume, and because too high this of cost just makes shaft coupling dynamic test, can only be to carrying out on a certain single parts on shaft coupling at present.Whole test of existing shaft coupling detects at shaft coupling uses producer to carry out on the spot, and this seriously affects the normal operation that shaft coupling uses manufacturer production.Therefore, the dynamic test of whole of shaft coupling before dispatching from the factory detects becomes the problem that solves of needing.
Summary of the invention:
Object of the present invention is just to provide a testing table that can carry out whole dynamic test of shaft coupling, the deficiency detecting to overcome shaft coupling envelope test.
Dynamic load test bed for shaft coupler provided by the present invention comprises load motor 1, output decelerator 2, input reducer 4, motor 5, plant bottom case 6, pressure transducer 7, traveling motor 8, running mechanism 9, speed probe 10, speed probe mounting bracket 11, pressure transducer 12, moving sets slide rail 13, output flange 14, input flange 15, described output decelerator 2 connects by running mechanism 9 with plant bottom case 6, the output terminal of described output decelerator 2 connects with described load motor 1, described input reducer 4 connects with plant bottom case 6, the input end of described input reducer 4 connects with motor 5, the output terminal of described input reducer 4 connects with tested shaft coupling 3 by input flange 15, the input end of output decelerator 2 connects with tested shaft coupling 3 by output flange 14, described running mechanism 9 connects with traveling motor 8, on described plant bottom case 6, be provided with moving sets slide rail 13, described pressure transducer 9 is arranged on the below of described load motor 1, described speed probe 10 is arranged on speed probe mounting bracket 11, described speed probe mounting bracket 11 is arranged on input reducer 4 or is arranged on described plant bottom case 6, described pressure transducer 12 is arranged on the below of motor 5.
Described load motor 1 is motor or is generator, described traveling motor 8 is arranged on running mechanism 9, the shell of the shell of described running mechanism 9 and output decelerator 2 is integrated or is linked together, described running mechanism 9 is positioned on the moving sets slide rail 13 of plant bottom case 6 and mechanically and connects, and described running mechanism 9 is realized running mechanism 9 at plant bottom case 6 top offsets with plant bottom case 6 by Mechanical Driven mode.
The deceleration ratio of described input reducer 2 is more than or equal to 1, makes the output terminal moment of torsion of described input reducer 2 be more than or equal to its input end; The deceleration ratio of described output decelerator 4 is less than or equal to 1 but can not equal zero, and makes the output terminal rotating speed of described output decelerator 4 be more than or equal to its input end; The input end of described output decelerator 2 only has one, the output terminal of described output decelerator 2 is more than one and one, the rotating speed of the described motor connecting with output decelerator 2 is controlled by pressure regulator, the output terminal of described input reducer 4 only has one, the input end of described input reducer 4 is more than one and one, the rotating speed of the described motor connecting with input reducer 4 is controlled by frequency converter or pressure regulator, and the rotating speed of described traveling motor 8 is by Frequency Converter Control.
Described speed probe, pressure transducer connect with data collector, by gathered data being processed and being analyzed, thereby are informed in work, wearing and tearing, the damaged condition at different rotating speeds, each position of torque conditions lower coupler.
The comprehensive dynamic test that dynamic load test bed for shaft coupler provided by the present invention is mainly used in whole of shaft coupling detects, by dynamic load test bed for shaft coupler, simulate practical working situation, thereby be informed in work, wearing and tearing, the damaged condition at different rotating speeds, each position of torque conditions lower coupler.And send dump energy after test back to electrical network, reduce experimentation cost.
Accompanying drawing explanation:
Fig. 1 is that motor or generator, revolution speed sensing device are arranged on the dynamic load test bed for shaft coupler structural representation on input reducer, output decelerator, the vertical view that Fig. 2 is Fig. 1.
Fig. 3 is that motor or generator, revolution speed sensing device are arranged on the dynamic load test bed for shaft coupler structural representation on plant bottom case, the vertical view that Fig. 4 is Fig. 3.
In figure: 1-motor or generator, 2-output decelerator, the tested shaft coupling of 3-, 4-input reducer, 5-motor, 6-plant bottom case, 7-pressure transducer, 8-traveling motor, 9-running mechanism, 10-speed probe, 11-speed probe mounting bracket, 12-pressure transducer, 13-moving sets slide rail, 14-output flange, 15-input flange.
Embodiment:
Below in conjunction with accompanying drawing, further describe technical scheme of the present invention: with reference to Fig. 1~4, dynamic load test bed for shaft coupler comprises, load motor 1, output decelerator 2, tested shaft coupling 3, input reducer 4, motor 5, plant bottom case 6, pressure transducer 7, traveling motor 8, running mechanism 9, speed probe 10, speed probe mounting bracket 11, pressure transducer 12, moving sets slide rail 13, output flange 14, input flange 15.
Described output decelerator 2 connects by described running mechanism 9 with described plant bottom case 6, the output terminal of described output decelerator 2 connects mechanically with load motor 1, described input reducer 4 connects mechanically with described plant bottom case 6, the input end of described input reducer 4 connects mechanically with motor 5, and described running mechanism 9 connects mechanically with traveling motor 8.
The input end of described output decelerator 2 connects mechanically with output flange 14, the output terminal of described input reducer 4 connects mechanically with input flange 15, described output flange 14, input flange 15 connect mechanically with the two ends of tested shaft coupling 3 respectively, and the output terminal of the input end of described output decelerator 2, input reducer 4 can be at same axis or not at same axis.
Described load motor 1, motor 5 can be arranged on mechanically on corresponding described output decelerator 2, input reducer 4 or be arranged on described plant bottom case 6.
Described traveling motor 8 is arranged on described running mechanism 9 mechanically.
The shell of the shell of described running mechanism 9 and output decelerator 2 can be one or be linked together mechanically.
On described plant bottom case 6, be provided with moving sets slide rail 13, described running mechanism 9 is positioned on the moving sets slide rail 13 of described plant bottom case 6 and mechanically and connects, and described running mechanism 9 is realized described running mechanism 9 at described plant bottom case 6 top offsets with described plant bottom case 6 by Mechanical Driven mode.
Described speed probe 10 is arranged on described speed probe mounting bracket 11 mechanically, and described speed probe mounting bracket 11 can be arranged on mechanically on described input reducer 4 or be arranged on described plant bottom case 6.
Described pressure transducer 9 is arranged on below the installation site of described load motor 1.
Described pressure transducer 10 is arranged on below the installation site of described motor 5.
Between the operation of described output decelerator 2 by described running mechanism 9 and described plant bottom case 6, produce displacement, to adapt to the tested shaft coupling 3 of different length.
Described load motor 1 can or be generator for motor.
Described speed probe 10, pressure transducer 7, pressure transducer 12 connect with data collector.
The deceleration ratio of described input reducer 2 is more than or equal to 1, makes the output terminal moment of torsion of described input reducer 2 be more than or equal to its input end.
The deceleration ratio of described output decelerator 4 is less than or equal to 1 but can not equal zero, and makes the output terminal rotating speed of described output decelerator 4 be more than or equal to its input end.

Claims (2)

1. a dynamic load test bed for shaft coupler, is characterized in that this dynamic load test bed for shaft coupler comprises load motor (1), output decelerator (2), input reducer (4), motor (5), plant bottom case (6), the first pressure transducer (7), traveling motor (8), running mechanism (9), speed probe (10), speed probe mounting bracket (11), the second pressure transducer (12), moving sets slide rail (13), output flange (14), input flange (15), described output decelerator (2) connects by running mechanism (9) with plant bottom case (6), the output terminal of described output decelerator (2) connects with described load motor (1), described input reducer (4) connects with plant bottom case (6), the input end of described input reducer (4) connects with motor (5), the output terminal of described input reducer (4) connects with tested shaft coupling (3) by input flange (15), the input end of output decelerator (2) connects with tested shaft coupling (3) by output flange (14), described running mechanism (9) connects with traveling motor (8), on described plant bottom case (6), be provided with moving sets slide rail (13), described the first pressure transducer (7) is arranged on the below of described load motor (1), described speed probe (10) is arranged on speed probe mounting bracket (11), described speed probe mounting bracket (11) is arranged on input reducer (4) above or is arranged on described plant bottom case (6) upper, and described the second pressure transducer (12) is arranged on the below of motor (5), described load motor (1) is motor or is generator, described traveling motor (8) is arranged on running mechanism (9), the shell of the shell of described running mechanism (9) and output decelerator (2) is integrated or is linked together, the moving sets slide rail (13) that described running mechanism (9) is positioned at plant bottom case (6) above and mechanically connects, and described running mechanism (9) is realized running mechanism (9) at plant bottom case (6) top offset with plant bottom case (6) by Mechanical Driven mode.
2. dynamic load test bed for shaft coupler according to claim 1, is characterized in that: the deceleration ratio of described input reducer (2) is more than or equal to 1, makes the output terminal moment of torsion of described input reducer (2) be more than or equal to its input end; The deceleration ratio of described output decelerator (4) is less than or equal to 1 but can not equal zero, and makes the output terminal rotating speed of described output decelerator (4) be more than or equal to its input end; The input end of described output decelerator (2) only has one, the output terminal of described output decelerator (2) is more than one and one, the rotating speed of the described load motor (1) connecting with output decelerator (2) is controlled by pressure regulator, the output terminal of described input reducer (4) only has one, the input end of described input reducer (4) is more than one and one, the rotating speed of the described motor connecting with input reducer (4) is controlled by frequency converter or pressure regulator, and the rotating speed of described traveling motor (8) is by Frequency Converter Control.
CN201110030197.XA 2011-01-22 2011-01-22 Dynamic load test bed for shaft coupler Expired - Fee Related CN102175451B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN102175451B true CN102175451B (en) 2014-03-26

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103323232B (en) * 2013-05-10 2017-09-22 重庆科技学院 Wind driven generator coupler slipping torque Calibrating experimental bench and scaling method
CN104280238B (en) * 2014-10-22 2017-02-08 重庆大学 Power closed testbed for running characteristic of overloading coupler
CN104632908B (en) * 2014-12-12 2017-04-26 西南石油大学 Sticky coupling and sticky coupling testing test bed
CN108680352A (en) * 2018-05-24 2018-10-19 罗诗敏 A kind of hydraulic pressure shaft joint experimental bench

Citations (4)

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Publication number Priority date Publication date Assignee Title
SU1442851A1 (en) * 1986-07-07 1988-12-07 Предприятие П/Я А-1125 Bed for dynamic tests of coupling
CN201110798Y (en) * 2007-12-12 2008-09-03 东风汽车有限公司 Measuring apparatus of coupling dynamic torque property
CN101726377A (en) * 2009-12-17 2010-06-09 东方电气集团东方汽轮机有限公司 Wind driven generator coupler test-bed and test method
CN101852683A (en) * 2010-06-23 2010-10-06 重庆大学 Shimmy tester of elastic shaft coupling

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RU1769047C (en) * 1990-02-26 1992-10-15 Exnii Metallorezh Stankov Test facility for electromagnetic friction couplings
JP2010071864A (en) * 2008-09-19 2010-04-02 Ihi Transport Machinery Co Ltd Apparatus and method for testing coupling

Patent Citations (4)

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Publication number Priority date Publication date Assignee Title
SU1442851A1 (en) * 1986-07-07 1988-12-07 Предприятие П/Я А-1125 Bed for dynamic tests of coupling
CN201110798Y (en) * 2007-12-12 2008-09-03 东风汽车有限公司 Measuring apparatus of coupling dynamic torque property
CN101726377A (en) * 2009-12-17 2010-06-09 东方电气集团东方汽轮机有限公司 Wind driven generator coupler test-bed and test method
CN101852683A (en) * 2010-06-23 2010-10-06 重庆大学 Shimmy tester of elastic shaft coupling

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Title
JP特開2010-71864A 2010.04.02
林南英等.起重机鼓形滚柱联轴器的性能测试.《实验室研究与探索》.1997,(第06期),
起重机鼓形滚柱联轴器的性能测试;林南英等;《实验室研究与探索》;19971231(第06期);第47页图1 *

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