CN105784363A - Electrodynamic force power closed loop gear case electromagnetic excitation inclinable testbed - Google Patents
Electrodynamic force power closed loop gear case electromagnetic excitation inclinable testbed Download PDFInfo
- Publication number
- CN105784363A CN105784363A CN201610367661.7A CN201610367661A CN105784363A CN 105784363 A CN105784363 A CN 105784363A CN 201610367661 A CN201610367661 A CN 201610367661A CN 105784363 A CN105784363 A CN 105784363A
- Authority
- CN
- China
- Prior art keywords
- gas spring
- electromagnetic exciting
- box
- bearing
- electromagnetic
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/021—Gearings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/025—Test-benches with rotational drive means and loading means; Load or drive simulation
- G01M13/026—Test-benches of the mechanical closed-loop type, i.e. having a gear system constituting a closed-loop in combination with the object under test
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/025—Measuring arrangements
Abstract
The invention relates to an electrodynamic force power closed loop gear case electromagnetic excitation inclinable testbed. The testbed comprises an electrodynamic force closed loop gear case inclinable testbed body, a low temperature test system, an electromagnetic excitation system and a foundation cast iron platform; a low temperature cooling system in the low temperature test system is communicated with a low temperature test wooden cold air circulation box at the outer side of a shell of a tested gear case through a heat-preserving and heat-insulating cooling circulation flexible pipe and an axial flow machine assembly; the electromagnetic excitation system and the electrodynamic force closed loop gear case inclinable testbed body are fixed to the foundation cast iron platform, and the electromagnetic excitation system is linked with the electrodynamic force closed loop gear case inclinable testbed body. By means of the inclinable testbed, the problems that in the prior art, it is complex to dismount and mount the tested gear case to different testbeds for testing, and the test results are not accurate are solved.
Description
Technical field
The present invention relates to a kind of rail vehicle Train Parameters detection test platform, be specifically related to a kind of electric power power closed loop gear-box electromagnetic exciting tilting testing stand.
Background technology
At present, High Speed Train in China technical development is advanced by leaps and bounds, and a new generation's the highest operating speed of EMUs has reached 380km/h, and the highest test speed of EMUs of up-to-date development is already close to 600km/h.The raising of train running speed and the lifting of vehicle axle weight load exacerbate wheel and the impact shock between track, the riding comfort of rail vehicle and the safety of operation and stationarity problem are highlighted gradually.Gear-box, as the vitals of rail vehicle truck, is responsible for that the power of train is passed to wheel right, and the quality of its performance directly influences bogie or even the performance of whole train.The working environment of gear-box is more complicated, carrying change frequently, very easily when running at high speed and fatigue rupture occur when strenuous exercise.Therefore, it is necessary to whether the overall performance index of the gear-box after assembling is reached reliability requirement by compbined test detection means judge.
In rail vehicle actual motion, gear-box may be subject to stress and the impact shock of different directions, its fault is probably the superposition of one or more failure modes, therefore only detects gear box arrangement fault in rail vehicle actual motion, could effectively analyze the reliability of gear-box.And existing railway vehicle gear case detection method major part is all set specific operating condition of test according to the gear-box failure mode occurred gear-box carries out fail-safe analysis, it is impossible to true reflection gear-box working environment in train actual motion.Again owing to the speed-raising of EMUs makes gear-box allow for meeting the reliability requirement under high speed high pulling torque operating mode, the power of testing stand drive motor is had higher requirement, existing gear box test table is mostly test under open loop situations, do not need only provide for bigger extrinsic power, also result in energy waste in process of the test.
Summary of the invention
It is an object of the invention to provide a kind of electric power power closed loop gear-box electromagnetic exciting tilting testing stand, solve in prior art and on different testing stands, carry out that test is loaded down with trivial details and the inaccurate problem of result of the test being removed and installed by tested gear-box.
For solving above-mentioned technical problem, the present invention adopts the following technical scheme that realization:
A kind of electric power power closed loop gear-box electromagnetic exciting tilting testing stand, it is characterised in that: include under electric power closed loop gear-box tilting testing stand 1, low-temperature test system 2, electromagnetic exciting system 3,1 upper basis cast iron platform 4,1 cast iron platform 6,2 upper basis, basis cast iron platform 7 under the cast iron platform 5,2 of basis；Low-temperature cooling system 10 in described low-temperature test system 2 is connected with the wooden cold wind circulating box 12 of low-temperature test of tested gear-box 43 hull outside with axial flow machine assembly 11 by insulation cool cycles flexible duct；Described electric power closed loop gear-box tilting testing stand 1 includes rolling basic platform 31, No. 1 gas spring and counter-force gantry frame assembly 34, No. 2 gas springs support crossbeam and bearing block assembly 33 and frequency modulation motor device 40 with the gentle spring of counter-force gantry frame assembly 35, No. 1 described gas spring and No. 2 air springs 65 in counter-force gantry frame assembly 34 and No. 4 air springs 67 couple shrouding disc be separately mounted to gas spring support crossbeam with on the lower circular connecting plate of No. 1 gas spring supporting seat 54 in bearing block assembly 33 and No. 2 gas spring supporting seats 55, both bottom connection seats of No. 2 air springs 65 and No. 4 air springs 67 are separately fixed at and can roll on basic platform 31；Described rolled basic platform 31 couples cross slide seat 13 by inclination platform adjustment and is connected in No. 1 upper basis cast iron platform 4 and the side of No. 2 upper basic cast iron platforms 7, makes electric power closed loop gear-box tilting testing stand 1 produce certain angle of inclination around the rotating shaft rolled on basic platform 31 therein at axial direction；No. 1 described gas spring is fixed on the gas spring counter-force gantry frame column in counter-force gantry frame assembly 34 and No. 2 gas springs and counter-force gantry frame assembly 35 and can roll on basic platform 31；Described electromagnetic exciting system 3 includes the vertical electromagnetic exciting device 15 of transverse-electromagnetic exciting device 14,1 and No. 2 vertical electromagnetic exciting devices 16；One end of transverse-electromagnetic exciting ball head connecting rod 17 in described transverse-electromagnetic exciting device 14 supports disjunctor beam 50 by No. 1 vertical ball head connecting rod bearing pin 51 of transverse-electromagnetic exciting with electromagnetic exciting gas spring and couples, the other end is connected with one end of bearing assembly 18 by being fixed on the transverse-electromagnetic exciting turnover arm that can roll on basic platform 31 side, and electromagnetic exciting turnover arm is connected with electromagnetic exciter 20 by the vertical ball head connecting rod 19 of transverse-electromagnetic exciting with the other end of bearing assembly 18；One end of described No. 1 vertical electromagnetic exciting ball head connecting rod 24 in No. 1 vertical electromagnetic exciting device 15 is connected with No. 1 vertical electromagnetic exciter 21, and the other end supports disjunctor beam 50 by No. 1 vertical electromagnetic exciting ball head connecting rod upper pin 52 with electromagnetic exciting gas spring and is connected；No. 2 vertical electromagnetic exciting ball head connecting rod 26 one end in No. 2 described vertical electromagnetic exciting devices 16 are connected with No. 2 vertical electromagnetic exciters 22, the other end supports disjunctor beam 50 by No. 2 vertical electromagnetic exciting ball head connecting rod upper pins 53 with electromagnetic exciting gas spring and is connected, and the vertical electromagnetic exciter 21 of described electromagnetic exciter 20,1 and No. 2 vertical electromagnetic exciters 22 are fixed under No. 1 basis cast iron platform 5 and under No. 2 on basic cast iron platform 6.
As currently preferred technical scheme: described electric power closed loop gear-box tilting testing stand 1 also includes 3A motor-car motor 36, transition supports cone axis and bearing block assembly 38, flange form torque rotary speed sensor and bearing assembly 39, described flange form torque rotary speed sensor is connected with frequency modulation motor device 40 outfan with the flange form torque sensor in bearing assembly 39, transition is supported cone axis and is coupled with the flange form shaft coupling in bearing assembly 39 with flange form torque rotary speed sensor by No. 2 transition axis shaft coupling conical bore flanges 76 with bearing block assembly 38, transition supports cone axis and the other end of bearing block assembly 38 and passes through crown gear coupling 42 and couple and have tested gear-box axletree 44；Described gas spring supports crossbeam and No. 1 gas spring in bearing block assembly 33 and supports connecting shaft bearing assembly 48 and No. 2 gas springs support connecting shaft bearing assembly 49 and are separately mounted to the wheel of tested gear-box axletree 44 to place, and No. 1 gas spring supports connecting shaft bearing assembly 48 and No. 2 gas springs support connecting shaft bearing assemblies 49 and are arranged on electromagnetic exciting gas spring respectively through bolt and support on the two ends upper surface installing plate of disjunctor beam 50；3A motor-car motor 36 connects the outfan of tested gear-box 43 by toothed drum flexible clutch 41, and 3A motor-car motor 36 is fixed on tiltable basic platform 31 by 3A motor-car motor support base 37.
As currently preferred technical scheme: described gas spring supports crossbeam and includes electromagnetic exciting gas spring support disjunctor beam 50 with bearing block assembly 33；Described electromagnetic exciting gas spring supports and is fixed with 48, No. 2 gas springs support connecting shaft bearing assemblies 49 of No. 1 gas spring support connecting shaft bearing assembly on disjunctor beam 50；No. 1 described gas spring supports connecting shaft bearing assembly 48 and includes 54, No. 2 gas spring supporting seats 55 of No. 1 gas spring supporting seat, bearing mounting base 56, SMD temperature sensor 58, No. 2 bearing (ball) covers 59 of 57, No. 1 bearing (ball) cover, wheel footpath installation tensioning sleeve assembly 60；In the described dead eye in the middle of bearing mounting base 56, two ends are symmetrically arranged with 2 wheel footpaths and install tensioning sleeve assembly 60, and the outer both ends of the surface of dead eye are respectively arranged with No. 1 bearing (ball) cover 58 and No. 2 bearing (ball) covers 59 that dead eye is sealed；No. 1 gas spring supporting seat 54 and No. 2 gas spring supporting seats 55 are respectively welded in the left and right sides of bearing mounting base 56；The upper surface of bearing mounting base 56 is provided with SMD temperature sensor 57.
As currently preferred technical scheme: No. 1 described gas spring and counter-force gantry frame assembly 34 include gas spring counter-force gantry frame 63, No. 1 air spring 64, No. 2 air springs 65, No. 3 air springs 66, No. 4 air springs 67 and longitudinal ball-head tension rod 68, described gas spring counter-force gantry frame 63 includes gas spring counter-force gantry frame crossbeam 69, No. 1 gas spring counter-force gantry frame column 70 and No. 2 gas spring counter-force gantry frame columns 71, gas spring counter-force gantry frame crossbeam 69 is arranged on No. 1 gas spring counter-force gantry frame column 70 and No. 2 gas spring counter-force gantry frame columns 71 by bolt；The upper connection shrouding disc of No. 1 air spring 64 and No. 3 air springs 66 is symmetrically mounted on the lower surface of gas spring counter-force gantry frame crossbeam 69.
As currently preferred technical scheme: described transverse-electromagnetic exciting turnover arm includes transverse-electromagnetic exciting turnover arm 80 with bearing assembly 18, it is welded by two blocks of identical T-shaped plates and an axle with holes, transverse-electromagnetic exciting turnover arm 80 is arranged on by bearing pin 83 in the middle of transverse-electromagnetic exciting turnover arm on No. 1 transverse-electromagnetic exciting turnover arm bearing 45 and No. 2 transverse-electromagnetic exciting turnover arm bearings 46, transverse-electromagnetic exciting turnover arm 80 two ends are symmetrically arranged with the pin shaft hole installing No. 2 transverse-electromagnetic exciting ball head connecting rod bearing pins 81 and the vertical ball head connecting rod bearing pin 82 of transverse-electromagnetic exciting；Transverse-electromagnetic exciting turnover arm 80 primarily serves the effect that vertical exciting force is converted into transverse force of vibration.
As currently preferred technical scheme: it is be welded by cross slide seat transverse slat 28, cross slide seat support floor 29 and cross slide seat riser 30 that described inclination platform adjustment couples cross slide seat 13, cross slide seat transverse slat 28 and cross slide seat riser 30 are mutually perpendicular to and weld in cross, cross slide seat transverse slat 28 is provided with several bolts hole, is used for being arranged on No. 1 upper basis cast iron platform 4 or the side of No. 2 upper basis cast iron platforms 7 by bolt by rolling platform adjustment connection cross slide seat 13；The outer surface of cross slide seat riser 30 is evenly arranged with some the T-slots being parallel to each other, conveniently can roll the installation of basic platform 31 and the adjustment at angle of inclination；Cross slide seat supports floor 29 and is welded on the back side of cross slide seat riser 30, is used for improving the support strength rolling platform adjustment connection cross slide seat 13.
The electric power closed-loop control system of a kind of electric power power closed loop gear-box electromagnetic exciting tilting testing stand, including the frequency modulation motor device 40 in 84, No. 2 current transformers 85 of No. 1 current transformer and computer 86, electric power closed loop gear-box tilting testing stand 1,3A motor-car motor 36, tested gear-box 43, tested gear-box axletree 44；nullElectrical network is powered power transmission by No. 1 current transformer 84 to frequency modulation motor device 40，The outfan of frequency modulation motor device 40 supports cone axis by flange form torque rotary speed sensor with bearing assembly 39 and transition with one end of tested gear-box axletree 44 and is connected with bearing block assembly 38，Frequency modulation motor device 40 drives tested gear-box axletree 44 to rotate and then drives tested gear-box 43 to operate，The outfan of tested gear-box 43 is connected by toothed drum flexible clutch 41 with 3A motor-car motor 36，3A motor-car motor 36 makes tested gear-box 43 brake and generates electricity and deliver power to No. 2 current transformers 85 inside，No. 1 current transformer 84 is sent again to through over commutation，Computer 86 is connected with No. 1 current transformer 84 and No. 2 current transformers 84 by holding wire，Send an instruction to No. 1 current transformer 84、No. 2 current transformers 85 control its work，And then the carrying out of Control experiment.
Compared with prior art the invention has the beneficial effects as follows:
1. electric power power closed loop gear-box electromagnetic exciting tilting testing stand of the present invention adopts electromagnetic exciter that tested gear-box and axletree carry out horizontal exciting and vertical exciting, can the radial direction suffered in rail vehicle actual operating mode of accurate simulation gear-box and axletree and vertical load and Vibration Condition, detect the tested gear-box various parameters under pulsating stress effect, and higher excited frequency and acceleration of vibration can be produced than hydraulic exciting.
2. electric power power closed loop gear-box electromagnetic exciting tilting testing stand of the present invention is tested under electric power power closed loop states, both the very big moment of torsion of train traction motor output be can simulate and reasonability and the correctness of gear-box detection ensured, energy is made again to recycle, it is only necessary to the energy that consuming a small amount of dispatch from foreign news agency provides just can maintain the carrying out of test.
3. the electric power closed loop gear-box tilting testing stand in electric power power closed loop gear-box electromagnetic exciting tilting testing stand of the present invention passes through eight identical adjustment rolling platform adjustment connection cross slide seat of structure, can axially produce certain angle of inclination, the distribution of analog detection gear-box lubricating oil in bullet train curvilinear motion situation and lubrication circumstances.
Electric power power closed loop gear-box electromagnetic exciting tilting testing stand provided by the invention has structural design compact and reasonable in sum, it is convenient with maintenance to install, the advantage that testing stand floor space is little, the gear-box reliability test in very big vehicle speed range can be realized, the detection of a new generation of China EMU gear-box reliability can be met completely, the development of the technology and quickening EMUs that improve motor train unit transmission system is played facilitation, there is good Social benefit and economic benefit.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further illustrated:
Fig. 1 is the axonometric projection view of electric power power closed loop gear-box electromagnetic exciting tilting testing stand overall structure of the present invention composition；
Fig. 2 is the axonometric projection view of electric power power closed loop gear-box electromagnetic exciting tilting testing stand overall structure of the present invention composition (without ground)；
Fig. 3 is the axonometric projection view of the electric agent structure composition of electric power power closed loop gear-box electromagnetic exciting tilting testing stand of the present invention；
Fig. 4 is the left view projection view of electric power power closed loop gear-box electromagnetic exciting tilting testing stand agent structure of the present invention composition；
Fig. 5 is the axonometric projection view that inclination platform adjustment of the present invention couples cross slide seat；
Fig. 6 is the forward sight projection view that inclination platform adjustment of the present invention couples cross slide seat；
Fig. 7 is the axonometric projection view of the structure composition of electric power closed loop gear-box tilting testing stand of the present invention；
Fig. 8 is the forward sight projection view of the structure composition of electric power closed loop gear-box tilting testing stand of the present invention；
Fig. 9 is the axonometric projection view that gas spring of the present invention supports crossbeam and bearing block assembly structure composition；
Figure 10 is the axonometric projection view that gas spring of the present invention supports connecting shaft bearing assembly structure composition；
Figure 11 is the sectional view that gas spring of the present invention supports connecting shaft bearing assembly structure composition；
Figure 12 is the sectional view of gas spring of the present invention and counter-force gantry frame assembly structure composition；
Figure 13 is the forward sight projection view of gas spring of the present invention and counter-force gantry frame assembly structure composition；
Figure 14 is the axonometric projection view that transition of the present invention supports cone axis and bearing block assembly structure composition；
Figure 15 is the sectional view that transition of the present invention supports cone axis and bearing block assembly structure composition；
Figure 16 is the axonometric projection view of transverse-electromagnetic exciting of the present invention turnover arm and bearing pin assembly structure composition；
Figure 17 is the electric power closed-loop control system schematic diagram of electric power power closed loop gear-box electromagnetic exciting tilting testing stand of the present invention；
nullIn figure: 1. electric power closed loop gear-box tilting testing stand，2. low-temperature test system，3. electromagnetic exciting system，No. 4.1 upper basis cast iron platforms，Basis cast iron platform under No. 5.1，Basis cast iron platform under No. 6.2，No. 7.2 upper basis cast iron platforms，8. vibration isolation concrete foundation，9. spring vibration isolation system，10. low-temperature cooling system，11. insulation cool cycles flexible duct and axial flow machine assembly，12. the wooden cold wind circulating box of low-temperature test，13. roll platform adjustment to couple cross slide seat，14. transverse-electromagnetic exciting device，15.1 number vertical electromagnetic exciting device，16.2 number vertical electromagnetic exciting device，17. transverse-electromagnetic exciting ball head connecting rod，18. transverse-electromagnetic exciting turnover arm and bearing assembly，19. the vertical ball head connecting rod of transverse-electromagnetic exciting，20. transverse-electromagnetic vibrator，21.1 number vertical electromagnetic exciter，22.2 number vertical electromagnetic exciter，23. the vertical ball head connecting rod axis pin base of transverse-electromagnetic exciting，24.1 number vertical electromagnetic exciting ball head connecting rod，25.1 number vertical electromagnetic exciting ball head connecting rod axis pin base，26.2 number vertical electromagnetic exciting ball head connecting rod，27.2 number vertical electromagnetic exciting ball head connecting rod axis pin base，28. cross slide seat transverse slat，29. cross slide seat supports floor，30. cross slide seat riser，31. basic platform can be rolled，32. tested gear-box and axletree assembly，33. gas spring supports crossbeam and bearing block assembly，34.1 number gas spring and counter-force gantry frame assembly，35.2 number gas spring and counter-force gantry frame assembly，36.3A motor-car motor，37.3A motor-car motor support base，38. transition supports cone axis and bearing block assembly，39. flange form torque rotary speed sensor and bearing assembly，40. frequency modulation motor device，41. toothed drum flexible clutch，42. crown gear coupling，43. tested gear-box，44. tested gear-box axletree，45.1 number transverse-electromagnetic exciting turnover arm bearing dress，46.2 number transverse-electromagnetic exciting turnover arm bearing dress，47. transverse-electromagnetic exciting turnover arm and bearing pin assembly，48.1 number gas spring supports connecting shaft bearing assembly，49.2 number gas spring supports connecting shaft bearing assembly，50. electromagnetic exciting gas spring supports disjunctor beam，51.1 the vertical ball head connecting rod bearing pin of number transverse-electromagnetic exciting，52.1 number vertical electromagnetic exciting ball head connecting rod upper pin，53.2 number vertical electromagnetic exciting ball head connecting rod upper pin，54.1 number gas spring supporting seat，55.2 number gas spring supporting seat，56. bearing mounting base，57. SMD temperature sensor，58.1 number bearing (ball) cover，59.2 number bearing (ball) cover，60. tensioning sleeve assembly is installed in wheel footpath，61. bearing，62. longitudinal ball head connecting rod bearing pin，63. gas spring counter-force gantry frame，64.1 number air spring，65.2 number air spring，66.3 number air spring，67.4 number air spring，68. longitudinal ball-head tension rod，69. gas spring counter-force gantry frame crossbeam，70.1 number gas spring counter-force gantry frame column，71.2 number gas spring counter-force gantry frame column，72. transition axis bearing block，73.1 number transition axis shaft coupling conical bore flange，74.1 number transition axis bearing block labyrinth oil sealing end cap，75.2 number transition axis bearing block labyrinth oil sealing end cap，76.2 number transition axis shaft coupling conical bore flange，77.1 number transition bearing，78.2 number transition bearing，79. transition supports axle，80. transverse-electromagnetic exciting turnover arm，81.2 number transverse-electromagnetic exciting ball head connecting rod bearing pin，82. the vertical ball head connecting rod bearing pin of transverse-electromagnetic exciting，83. bearing pin in the middle of transverse-electromagnetic exciting turnover arm，84.1 number current transformer，85.2 number current transformer，86. computer.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is explained in detail:
It is an object of the invention to provide a kind of electric power power closed loop gear-box electromagnetic exciting tilting testing stand, the problem being difficult to reliability test for solving gear-box in rail vehicle actual motion, to meet the needs of bullet train drive system dependability parameter detection under multiple operating condition.Transverse-electromagnetic exciting device that electric power power closed loop gear-box electromagnetic exciting tilting testing stand comprises and vertical electromagnetic exciting device, can accurate simulation gear-box in actual condition suffered axially and radial load and the Vibration Condition in bullet train actual motion, true reappearance bullet train power train is in operation suffered vibration, both avoided on the EMUs of actual motion, carried out danger and the loss that destructive testing brings, in turn ensure that the correctness of gear box of high-speed train dependability parameter test result and verity；The adjustment that described electric power closed loop gear-box tilting testing stand couples cross slide seat by eight inclination platform adjustment can axially produce certain angle of inclination, the distribution of analog detection gear-box lubricating oil in bullet train curvilinear motion situation and lubrication circumstances；Low-temperature test system in described testing stand is for detecting low temperature environment, particularly in starting process, and its impact on gear-box internal lubrication oil normal circulation；Test under electric power power closed loop states, both the very big moment of torsion of train traction motor output be can simulate and reasonability and the correctness of gear-box detection ensured, energy is made again to recycle, it is only necessary to the energy that consuming a small amount of dispatch from foreign news agency provides just can maintain the carrying out of test.Gear box of high-speed train can be carried out comprehensive reliability test by electric power power closed loop gear-box electromagnetic exciting tilting testing stand of the present invention, the safe operation improving train, the riding comfort that improves EMU there are is good facilitation, there is good Social benefit and economic benefit.
Consulting Fig. 1 to Fig. 2, electric power power closed loop gear-box electromagnetic exciting tilting testing stand of the present invention includes under electric power closed loop gear-box tilting testing stand 1, low-temperature test system 2, electromagnetic exciting system 3,1 upper basis cast iron platform 4,1 cast iron platform 6,2 upper basis, basis cast iron platform 7, vibration isolation concrete foundation 8, spring vibration isolation system 9 under the cast iron platform 5,2 of basis.
Described electric power closed loop gear-box tilting testing stand 1 passes through eight identical inclination platform adjustment connection cross slide seats 13 of structure and utilizes bolt-connection to be arranged between No. 1 upper basis cast iron platform 4 and No. 2 upper basic cast iron platforms 7, the rolled basic platform 31 in electric power closed loop gear-box tilting testing stand 1 can be made to produce certain angle of inclination around rotating shaft thereon at axial direction by adjusting eight identical inclination platform adjustment connection cross slide seats 13 of structure, tested gear-box 43 is carried out inclining experiment；Described low-temperature test system 2 is arranged in the foundation pit on the left of No. 1 upper basis cast iron platform 4, low-temperature cooling system 10 therein provides cold air by insulation cool cycles flexible duct and axial flow machine assembly 11 to the wooden cold wind circulating box 12 of low-temperature test being arranged on tested gear-box 43 hull outside, is used for gear-box is carried out low-temperature test；Electromagnetic exciting system 3 comprises the vertical electromagnetic exciting device 15 of transverse-electromagnetic exciting device 14,1 and No. 2 vertical electromagnetic exciting devices 16, three is arranged under No. 1 below electric power closed loop gear-box tilting testing stand 1 under basis cast iron platform 5 and No. 2 side by side on the cast iron platform 6 of basis by bolt, is used for electric power closed loop gear-box tilting testing stand 1 is carried out transverse-electromagnetic exciting and vertical electromagnetic exciting；It is provided with some sleeve spring vibrating isolation systems 9 in the lower section of vibration isolation concrete foundation 8 and side, reduces the foundation vibration damage on testing stand and the impact on result of the test, also provide good experimental enviroment for staff.
Consulting Fig. 3 to Fig. 4, described transverse-electromagnetic exciting device 14 includes transverse-electromagnetic exciting ball head connecting rod 17, transverse-electromagnetic exciting turnover arm and bearing assembly 18, the vertical ball head connecting rod 19 of transverse-electromagnetic exciting and transverse-electromagnetic vibrator 20.One end of transverse-electromagnetic exciting ball head connecting rod 17 supports disjunctor beam 50 by No. 1 vertical ball head connecting rod bearing pin 51 of transverse-electromagnetic exciting with electromagnetic exciting gas spring and is linked together, and the other end is linked together with bearing assembly 18 with transverse-electromagnetic exciting turnover arm by No. 2 transverse-electromagnetic exciting ball head connecting rod bearing pins 81；Transverse-electromagnetic exciting turnover arm is arranged on, by No. 1 transverse-electromagnetic exciting turnover arm bearing 45 and No. 2 transverse-electromagnetic exciting turnover arm bearings 46, the left end that can roll basic platform 31 with bearing assembly 18, and transverse-electromagnetic exciting turnover arm and bearing assembly 18 play the effect in conversion power transmission direction；The upper end of the vertical ball head connecting rod of transverse-electromagnetic exciting 19 is connected to transverse-electromagnetic exciting turnover arm with on bearing assembly 18 by the vertical ball head connecting rod bearing pin 82 of transverse-electromagnetic exciting, and its lower end is arranged on the upper surface of transverse-electromagnetic vibrator 20 by the vertical ball head connecting rod axis pin base 23 of transverse-electromagnetic exciting；The vertical ball head connecting rod of transverse-electromagnetic exciting 19 is produced vertical exciting force by transverse-electromagnetic vibrator 20, vertical exciting force converts transversely excited power by transverse-electromagnetic exciting turnover arm to bearing assembly 18 and acts on transverse-electromagnetic exciting ball head connecting rod 17, transversely excited power is delivered to electromagnetic exciting gas spring and supports on disjunctor beam 50 by transverse-electromagnetic exciting ball head connecting rod 17, electromagnetic exciting gas spring supports disjunctor beam 50 and is supported connecting shaft bearing assemblies 49 by No. 1 gas spring support connecting shaft bearing assembly 48 and No. 2 gas springs tested gear-box and axletree assembly 32 are produced horizontal exciting, may produce up to the transverse acceleration of 20g.
No. 1 described vertical electromagnetic exciting device 15 includes No. 1 vertical electromagnetic exciter 21, No. 1 vertical electromagnetic exciting ball head connecting rod 24 and No. 1 vertical electromagnetic exciting ball head connecting rod axis pin base 25, the upper end of No. 1 vertical electromagnetic exciting ball head connecting rod 24 is connected to electromagnetic exciting gas spring by No. 1 vertical electromagnetic exciting ball head connecting rod upper pin 52 and supports on disjunctor beam 50, its lower end is connected to the upper surface of No. 1 vertical electromagnetic exciter 21 by No. 1 vertical electromagnetic exciting ball head connecting rod axis pin base 25, the vertical exciting force of No. 1 vertical electromagnetic exciter 21 generation is delivered to electromagnetic exciting gas spring by No. 1 vertical electromagnetic exciting ball head connecting rod 24 and supports on disjunctor beam 50；No. 2 described vertical electromagnetic exciting devices 16 include No. 2 vertical electromagnetic exciters 22, No. 2 vertical electromagnetic exciting ball head connecting rods 26 and No. 2 vertical electromagnetic exciting ball head connecting rod axis pin bases 27, the upper end of No. 2 vertical electromagnetic exciting ball head connecting rods 26 is connected to electromagnetic exciting gas spring by No. 2 vertical electromagnetic exciting ball head connecting rod upper pins 53 and supports on disjunctor beam 50, its lower end is connected to the upper surface of No. 2 vertical electromagnetic exciters 22 by No. 2 vertical electromagnetic exciting ball head connecting rod axis pin bases 27, the vertical exciting force of No. 2 vertical electromagnetic exciter 22 generations is delivered to electromagnetic exciting gas spring by No. 2 vertical electromagnetic exciting ball head connecting rods 26 and supports on disjunctor beam 50；No. 1 vertical electromagnetic exciting device 15 and No. 2 vertical electromagnetic exciting devices 16 support disjunctor beam 50 by electromagnetic exciting gas spring and tested gear-box and axletree assembly 32 are produced vertical exciting force simultaneously, and maximum Vertical Acceleration is up to 40g.
Consult Fig. 5 to Fig. 6, it is be welded by cross slide seat transverse slat 28, cross slide seat support floor 29 and cross slide seat riser 30 that described inclination platform adjustment couples cross slide seat 13, cross slide seat transverse slat 28 and cross slide seat riser 30 are mutually perpendicular to and weld in cross, cross slide seat transverse slat 28 is provided with several bolts hole, is used for being arranged on No. 1 upper basis cast iron platform 4 or the side of No. 2 upper basis cast iron platforms 7 by bolt by rolling platform adjustment connection cross slide seat 13；The outer surface of cross slide seat riser 30 is evenly arranged with some the T-slots being parallel to each other, the convenient installation that can roll basic platform 31, and the adjustment at angle of inclination；Cross slide seat supports floor 29 and is welded on the back side of cross slide seat riser 30, is used for improving the support strength rolling platform adjustment connection cross slide seat 13.
Consulting Fig. 7 to Fig. 8, described electric power closed loop gear-box tilting testing stand 1 includes rolling basic platform 31, tested gear-box supports crossbeam with axletree assembly 32, gas spring and supports cone axis and bearing block assembly 38, flange form torque rotary speed sensor and bearing assembly 39 and frequency modulation motor device 40 with 33, No. 1 gas spring of bearing block assembly with 34, No. 2 gas springs of counter-force gantry frame assembly and counter-force gantry frame assembly 35,3A motor-car motor 36,3A motor-car motor support base 37, transition.
Described rolled basic platform 31 is square tube class formation, it is respectively symmetrically along two long side faces and is welded with four for installing the rectangular connecting panels rolling platform adjustment connection cross slide seat 13, centre position is welded with two hanging rotating shafts, can rolling basic platform 31 and be arranged on No. 1 above between basic cast iron platform 4 and No. 2 upper basis cast iron platforms 7 by two hanging rotating shafts and eight inclination platform adjustment connection cross slide seats 13, inclination platform adjustment connection cross slide seat 13 can make to roll basic platform 31 and axially produce certain angle of inclination around two hanging rotating shafts；Frequency modulation motor device 40 is arranged on the right-hand member that can roll basic platform 31, driving torque or braking torque are provided for whole testing stand, the outfan of frequency modulation motor device 40 is connected with the flange form torque sensor in bearing assembly 39 with flange form torque rotary speed sensor, transition is supported cone axis and is coupled with the flange form shaft coupling in bearing assembly 39 with flange form torque rotary speed sensor by No. 2 transition axis shaft coupling conical bore flanges 76 therein with bearing block assembly 38, transition is supported cone axis and is coupled with tested gear-box axletree 44 by crown gear coupling 42 with the other end of bearing block assembly 38；Gas spring supports No. 1 gas spring in crossbeam and bearing block assembly 33 and supports connecting shaft bearing assembly 48 and No. 2 gas springs support connecting shaft bearing assembly 49 and are separately mounted to the wheel of tested gear-box axletree 44 to installation place, and No. 1 gas spring supports connecting shaft bearing assembly 48 and No. 2 gas springs support connecting shaft bearing assemblies 49 and are arranged on electromagnetic exciting gas spring respectively through bolt and support on the two ends upper surface installing plate of disjunctor beam 50；No. 1 gas spring is identical with counter-force gantry frame assembly 35 structure with counter-force gantry frame assembly 34 and No. 2 gas springs, being arranged on side by side by bolt-connection to roll on basic platform 31, respectively No. 1 gas spring support connecting shaft bearing assembly 48 and No. 2 gas springs support connecting shaft bearing assemblies 49 and provide flexible constraint to support and vertically-guided effect, and make them be in poised state when static(al)；The outfan of tested gear-box 43 is connected with 3A motor-car motor 36 by toothed drum flexible clutch 41, 3A motor-car motor 36 can provide load to make it brake for tested gear-box, and braking energy is changed into electric energy pass to frequency modulation motor device 40, and 3A motor-car motor 36 is alternatively drive motor, now frequency modulation motor device 40 will as load, load makes tested gear-box 43 brake, braking energy is changed into electric energy again and is transferred in 3A motor-car motor 36, constitute electric power closed loop system, power is made constantly to circulate in closed loop system, outer net provides only part machine damage energy just can maintain the carrying out of test；3A motor-car motor 36 is arranged in 3A motor-car motor support base 37,3A motor-car motor support base 37 is bolted to connection on tiltable basic platform 31,3A motor-car motor support base 37 can be completely fixed 3A motor-car motor 36 and undertake suffered by 3A motor-car motor 36 each to power.Electromagnetic exciting gas spring supports disjunctor beam (50) and can roll basic platform (31) without direct connection relational, the interposition that can roll basic platform (31) is equipped with a mounting groove, electromagnetic exciting gas spring supports disjunctor beam (50) and is arranged in groove, and electromagnetic exciting gas spring supports disjunctor beam (50) and realizes balance with counter-force gantry frame assembly (34) and No. 2 gas springs with eight air bags in counter-force gantry frame assembly (35) by No. 1 gas spring.
Consulting Fig. 9, described gas spring supports crossbeam and includes 48, No. 2 gas springs support connecting shaft bearing assemblies 49 of No. 1 gas spring support connecting shaft bearing assembly and electromagnetic exciting gas spring support disjunctor beam 50 with bearing block assembly 33.It is U-shaped symmetry girder structure that electromagnetic exciting gas spring supports disjunctor beam 50, and No. 1 gas spring support connecting shaft bearing assembly 48 and No. 2 gas springs support connecting shaft bearing assemblies 49 and are arranged on two U-shaped end face connecting plates of electromagnetic exciting gas spring support disjunctor beam 50 respectively through bolt；Electromagnetic exciting gas spring supports disjunctor beam 50 left end and is provided with the pin shaft hole installing No. 1 transverse-electromagnetic exciting vertical ball head connecting rod bearing pin 51 and No. 1 vertical electromagnetic exciting ball head connecting rod upper pin 52, right-hand member is provided with the pin shaft hole installing No. 2 vertical electromagnetic exciting ball head connecting rod upper pins 53, and electromagnetic exciting gas spring supports disjunctor beam 50 and primarily serves the effect of transmission transverse-electromagnetic exciting and vertical electromagnetic exciting.
Consult Figure 10 to Figure 11, it is identical with No. 2 gas springs support connecting shaft bearing assembly 49 structure compositions that No. 1 described gas spring supports connecting shaft bearing assembly 48, all includes 54, No. 2 gas spring supporting seats 55 of No. 1 gas spring supporting seat, bearing mounting base 56, SMD temperature sensor 58, No. 2 bearing (ball) covers 59 of 57, No. 1 bearing (ball) cover, wheel footpath installation tensioning sleeve assembly 60 and bearing 61.Bearing mounting base 56 is the middle rectangular-shaped structure being provided with bearing mounting hole, in dead eye, two ends are symmetrically installed with two wheel footpaths and install tensioning sleeve assembly 60, it is easy to installation and the adjustment of tested gear-box axletree 44, the outer both ends of the surface of dead eye are respectively mounted No. 1 bearing (ball) cover 58 and No. 2 bearing (ball) covers 59, and dead eye is sealed；No. 1 gas spring supporting seat 54 is identical with No. 2 gas spring supporting seat 55 structures, it is all be welded by a short rectangular tube and two circular connecting plates, two circular connecting plates are respectively welded in the upper and lower surface of short rectangular tube, and short rectangular tube left and right sides are provided with the manhole installing longitudinal ball head connecting rod bearing pin 62；No. 1 gas spring supporting seat 54 and No. 2 gas spring supporting seats 55 are respectively welded in the left and right sides of bearing mounting base 56；The upper surface of bearing mounting base 56 is provided with SMD temperature sensor 57, it is used for No. 1 gas spring of monitoring in real time and supports connecting shaft bearing assembly 48 and the temperature of No. 2 gas spring support connecting shaft bearing assemblies 49, it is to avoid the excessive temperature that process of the test produces is damaged to and affects being normally carried out of test.
Consult Figure 12 to Figure 13, No. 1 described gas spring is identical with counter-force gantry frame assembly 35 structure composition with counter-force gantry frame assembly 34 and No. 2 gas springs, all includes 64, No. 2 air springs of 63, No. 1 air spring of gas spring counter-force gantry frame, 66, No. 4 air springs 67 of 65, No. 3 air springs and longitudinal ball-head tension rod 68.Gas spring counter-force gantry frame 63 includes 69, No. 1 gas spring counter-force gantry frame column 70 of gas spring counter-force gantry frame crossbeam and No. 2 gas spring counter-force gantry frame columns 71, and gas spring counter-force gantry frame crossbeam 69 is arranged on No. 1 gas spring counter-force gantry frame column 70 and No. 2 gas spring counter-force gantry frame columns 71 by bolt；The upper connection shrouding disc of No. 1 air spring 64 and No. 3 air springs 66 is symmetrically mounted on the lower surface of gas spring counter-force gantry frame crossbeam 69, and both lower link shrouding discs are separately mounted on the upper circular connecting plate of No. 1 gas spring supporting seat 54 and No. 2 gas spring supporting seats 55；The upper connection shrouding disc of No. 2 air springs 65 and No. 4 air springs 67 is separately mounted on the lower circular connecting plate of No. 1 gas spring supporting seat 54 and No. 2 gas spring supporting seats 55, and both bottom connection seats are arranged on respectively through bolt and can roll on basic platform 31；nullWhen without electro-magnetic exciting force effect，No. 1 air spring 64、No. 2 air springs 65、No. 3 air springs 66 and No. 4 air springs 67 primarily serve and make No. 1 gas spring support connecting shaft bearing assembly 48 and No. 2 gas springs support connecting shaft bearing assembly 49 and be in the effect of static balancing state，When tested gear-box is applied transverse-electromagnetic exciting and vertical electromagnetic exciting with axletree assembly 32，No. 1 air spring 64、No. 2 air springs 65、No. 3 air springs 66 and No. 4 air springs 67 support connecting shaft bearing assemblies 49 provide flexible support and vertical guide effect for No. 1 gas spring support connecting shaft bearing assemblies 48 and No. 2 gas springs，And make them be within the scope of certain vibration amplitude，Simulate tested gear-box and the axletree assembly 32 Vibration Condition in train actual motion more accurately；One end of longitudinal ball-head tension rod 68 is arranged on No. 2 gas spring counter-force gantry frame columns 71 by bearing pin, the other end is arranged on No. 1 gas spring supporting seat by longitudinal ball head connecting rod bearing pin 62, on 54 or No. 2 gas spring supporting seats 55, mainly prevent No. 1 gas spring from supporting connecting shaft bearing assembly 48 and No. 2 gas springs support connecting shaft bearing assembly 49 and rollover phenomenon, being normally carried out of impact test occur in vibration processes.
Consulting Figure 14 to Figure 15, described transition supports cone axis and includes 74, No. 2 transition axis bearing block labyrinth oil sealing end caps of 73, No. 1 transition axis bearing block labyrinth oil sealing end cap of 72, No. 1 transition axis shaft coupling conical bore flange of transition axis bearing block, 75, No. 2 transition axis shaft coupling conical bore flanges, 77, No. 2 transition bearings 78 of 76, No. 1 transition bearing and transition support axle 79 with bearing block assembly 38.Transition axis bearing block 72 is arranged on by T-bolt and can roll on basic platform 31, No. 1 transition axis shaft coupling conical bore flange 73 and, No. 2 transition axis shaft coupling conical bore flanges 76 are arranged on transition respectively through spline and support the two ends of axle 79, No. 1 transition axis bearing block labyrinth oil sealing end cap 74 and No. 2 transition axis bearing block labyrinth oil sealing end caps 75 are separately mounted on the dead eye end face outside No. 1 transition bearing 77 and No. 2 transition bearings 78, bearing plays sealing function, and transition supports cone axis and bearing block assembly 38 primarily serves transition and supports the effect of transmission moment of torsion.
Consult Figure 16, described transverse-electromagnetic exciting turnover arm 80 is T-shaped structure, it is be welded by two blocks of identical T-shaped plates and an axle with holes, transverse-electromagnetic exciting turnover arm 80 is arranged on No. 1 transverse-electromagnetic exciting turnover arm bearing 45 and No. 2 transverse-electromagnetic exciting turnover arm bearings 46 by bearing pin 83 in the middle of transverse-electromagnetic exciting turnover arm, and transverse-electromagnetic exciting turnover arm 80 two ends are symmetrically arranged with the pin shaft hole installing No. 2 transverse-electromagnetic exciting ball head connecting rod bearing pins 81 and the vertical ball head connecting rod bearing pin 82 of transverse-electromagnetic exciting；Transverse-electromagnetic exciting turnover arm 80 primarily serves the effect that vertical exciting force is converted into transverse force of vibration.
Consulting Figure 17, the electric power closed-loop control system of described electric power power closed loop gear-box electromagnetic exciting tilting testing stand includes frequency modulation motor device 40,3A motor-car motor 36, tested gear-box 43, tested gear-box axletree 84, No. 2 current transformers 85 of 44, No. 1 current transformer and computer 86.Electrical network is powered power transmission through No. 1 current transformer 84 to frequency modulation motor device 40, frequency modulation motor device 40 drives tested gear-box axletree 44 to rotate and then drives tested gear-box 43 to operate, the outfan of tested gear-box is connected with 3A motor-car motor 36, 3A motor-car motor 36 makes the braking of tested gear-box generate electricity, deliver power to No. 2 current transformers 85 internal, No. 1 current transformer 84 is sent again to through over commutation, power cycle utilizes, reach the effect of electric power closed loop, computer 86 is connected with No. 1 current transformer 84 and No. 2 current transformers 85 by holding wire, send an instruction to No. 1 current transformer 84, No. 2 current transformers 85 control its work, and then the carrying out of Control experiment.
The operation principle of the electric power power closed loop gear-box electromagnetic exciting tilting testing stand of the offer of the present invention:
The present invention utilizes electromagnetic exciter that tested gear-box and axletree carry out transverse-electromagnetic exciting and vertical electromagnetic exciting, can accurate simulation gear-box in actual condition suffered axially and radial load and the Vibration Condition in bullet train actual motion, true reappearance bullet train power train is in operation suffered vibration, both avoided on the EMUs of actual motion, carried out danger and the loss that destructive testing brings, in turn ensure that the correctness of gear box of high-speed train dependability parameter test result and verity；The adjustment that electric power closed loop gear-box tilting testing stand couples cross slide seat by eight inclination platform adjustment can axially produce certain angle of inclination, the distribution of analog detection gear-box lubricating oil in bullet train curvilinear motion situation and lubrication circumstances；Low-temperature test system in testing stand is for detecting low temperature environment, particularly in starting process, and its impact on gear-box internal lubrication oil normal circulation；Test under electric power power closed loop states, both the very big moment of torsion of train traction motor output be can simulate and reasonability and the correctness of gear-box detection ensured, energy is made again to recycle, it is only necessary to the energy that consuming a small amount of dispatch from foreign news agency provides just can maintain the carrying out of test.
Claims (7)
1. an electric power power closed loop gear-box electromagnetic exciting tilting testing stand, it is characterised in that: include electric power closed loop gear-box tilting testing stand (1), low-temperature test system (2), electromagnetic exciting system (3), No. 1 upper basis cast iron platform (4), basis cast iron platform (5) under No. 1, basis cast iron platform (6), No. 2 upper bases cast iron platforms (7) under No. 2；
Described electric power closed loop gear-box tilting testing stand (1) includes rolling basic platform (31), No. 1 gas spring and counter-force gantry frame assembly (34), No. 2 gas springs support crossbeam and bearing block assembly (33) and frequency modulation motor device 40 with the gentle spring of counter-force gantry frame assembly (35), No. 1 described gas spring and No. 2 air springs (65) in counter-force gantry frame assembly (34) and No. 4 air springs (67) couple shrouding disc be separately mounted to gas spring support crossbeam with on the lower circle connecting plate of No. 1 gas spring supporting seat (54) in bearing block assembly (33) and No. 2 gas spring supporting seat (55), both bottom connection seats of No. 2 air springs (65) and No. 4 air springs (67) are separately fixed at and can roll on basic platform (31)；Described rolled basic platform (31) couples cross slide seat (13) by inclination platform adjustment and is connected in No. 1 upper basis cast iron platform (4) and the side of No. 2 upper basic cast iron platforms (7), makes electric power closed loop gear-box tilting testing stand (1) produce certain angle of inclination around the rotating shaft rolled on basic platform (31) therein at axial direction；No. 1 described gas spring is fixed on the gas spring counter-force gantry frame column in counter-force gantry frame assembly (34) and No. 2 gas springs and counter-force gantry frame assembly (35) and can roll on basic platform (31)；
The described low-temperature cooling system (10) in low-temperature test system (2) is connected by insulation cool cycles flexible duct and axial flow machine assembly (11) cold wind circulating box (12) wooden with the low-temperature test of tested gear-box (43) hull outside；
Described electromagnetic exciting system (3) includes transverse-electromagnetic exciting device (14), No. 1 vertical electromagnetic exciting device (15) and No. 2 vertical electromagnetic exciting devices (16)；One end of described transverse-electromagnetic exciting ball head connecting rod (17) in transverse-electromagnetic exciting device (14) supports disjunctor beam (50) by No. 1 vertical ball head connecting rod bearing pin (51) of transverse-electromagnetic exciting with electromagnetic exciting gas spring and couples, the other end is connected with one end of bearing assembly (18) by being fixed on the transverse-electromagnetic exciting turnover arm that can roll on basic platform (31) side, and electromagnetic exciting turnover arm is connected with electromagnetic exciter (20) by the vertical ball head connecting rod of transverse-electromagnetic exciting (19) with the other end of bearing assembly (18)；One end of described No. 1 vertical electromagnetic exciting ball head connecting rod (24) in No. 1 vertical electromagnetic exciting device (15) is connected with No. 1 vertical electromagnetic exciter (21), and the other end supports disjunctor beam (50) by No. 1 vertical electromagnetic exciting ball head connecting rod upper pin (52) with electromagnetic exciting gas spring and is connected；No. 2 vertical electromagnetic exciting ball head connecting rod (26) one end in No. 2 described vertical electromagnetic exciting devices (16) are connected with No. 2 vertical electromagnetic exciters (22), the other end supports disjunctor beam (50) by No. 2 vertical electromagnetic excitings ball head connecting rod upper pin (53) with electromagnetic exciting gas spring and is connected, and described electromagnetic exciter (20), No. 1 vertical electromagnetic exciter (21) and No. 2 vertical electromagnetic exciters (22) are fixed under No. 1 basic cast iron platform (5) and under No. 2 on basic cast iron platform (6).
null2. electric power power closed loop gear-box electromagnetic exciting tilting testing stand as claimed in claim 1，It is characterized in that: described electric power closed loop gear-box tilting testing stand (1) also includes 3A motor-car motor (36)、Transition supports cone axis and bearing block assembly (38)、Flange form torque rotary speed sensor and bearing assembly (39)，Described flange form torque rotary speed sensor is connected with frequency modulation motor device (40) outfan with the flange form torque sensor in bearing assembly (39)，Transition is supported cone axis and is coupled with the flange form shaft coupling in bearing assembly (39) with flange form torque rotary speed sensor by No. 2 transition axises shaft coupling conical bore flange (76) with bearing block assembly (38)，Transition supports cone axis and the other end of bearing block assembly (38) and passes through crown gear coupling (42) and couple and have tested gear-box axletree (44)；Described gas spring supports crossbeam and No. 1 gas spring in bearing block assembly (33) and supports connecting shaft bearing assembly (48) and No. 2 gas springs support connecting shaft bearing assembly (49) and are separately mounted to the wheel of tested gear-box axletree (44) to place, and No. 1 gas spring supports connecting shaft bearing assembly (48) and No. 2 gas springs support connecting shaft bearing assembly (49) are arranged on the two ends upper surface installing plate of electromagnetic exciting gas spring support disjunctor beam (50) respectively through bolt；3A motor-car motor (36) connects the outfan of tested gear-box (43) by toothed drum flexible clutch (41), and 3A motor-car motor (36) is fixed on tiltable basic platform (31) by 3A motor-car motor support base (37).
3. electric power power closed loop gear-box electromagnetic exciting tilting testing stand as claimed in claim 1, it is characterised in that: described gas spring supports crossbeam and includes electromagnetic exciting gas spring support disjunctor beam (50) with bearing block assembly (33)；Described electromagnetic exciting gas spring supports and is fixed with No. 1 gas spring support connecting shaft bearing assembly (48) on disjunctor beam (50), No. 2 gas springs support connecting shaft bearing assembly (49)；No. 1 described gas spring supports connecting shaft bearing assembly (48) and includes No. 1 gas spring supporting seat (54), No. 2 gas spring supporting seat (55), bearing mounting base (56), SMD temperature sensor (57), No. 1 bearing (ball) cover (58), No. 2 bearing (ball) covers (59), wheels footpaths installation tensioning sleeve assembly (60)；In the described dead eye in the middle of bearing mounting base (56), two ends are symmetrically arranged with 2 wheel footpaths and install tensioning sleeve assembly (60), and the outer both ends of the surface of dead eye are respectively arranged with No. 1 bearing (ball) cover (58) and No. 2 bearing (ball) covers (59) that dead eye is sealed；No. 1 gas spring supporting seat (54) and No. 2 gas spring supporting seat (55) are respectively welded in the left and right sides of bearing mounting base (56)；The upper surface of bearing mounting base (56) is provided with SMD temperature sensor (57).
4. electric power power closed loop gear-box electromagnetic exciting tilting testing stand as claimed in claim 1, it is characterized in that: No. 1 described gas spring and counter-force gantry frame assembly (34) include gas spring counter-force gantry frame (63), No. 1 air spring (64), No. 2 air springs (65), No. 3 air springs (66), No. 4 air springs (67) and longitudinal ball-head tension rod (68), described gas spring counter-force gantry frame (63) includes gas spring counter-force gantry frame crossbeam (69), No. 1 gas spring counter-force gantry frame column (70) and No. 2 gas spring counter-force gantry frame column (71), gas spring counter-force gantry frame crossbeam (69) is arranged on No. 1 gas spring counter-force gantry frame column (70) and No. 2 gas spring counter-force gantry frame column (71) by bolt；The upper connection shrouding disc of No. 1 air spring (64) and No. 3 air springs (66) is symmetrically mounted on the lower surface of gas spring counter-force gantry frame crossbeam (69).
5. electric power power closed loop gear-box electromagnetic exciting tilting testing stand as claimed in claim 1, it is characterized in that: described transverse-electromagnetic exciting turnover arm includes transverse-electromagnetic exciting turnover arm (80) with bearing assembly (18), it is welded by two blocks of identical T-shaped plates and an axle with holes, transverse-electromagnetic exciting turnover arm (80) is arranged on No. 1 transverse-electromagnetic exciting turnover arm bearing (45) and No. 2 transverse-electromagnetic excitings turnover arm bearing (46) by bearing pin (83) in the middle of transverse-electromagnetic exciting turnover arm, transverse-electromagnetic exciting turnover arm (80) two ends are symmetrically arranged with the pin shaft hole installing No. 2 transverse-electromagnetic exciting ball head connecting rod bearing pin (81) and the vertical ball head connecting rod bearing pin (82) of transverse-electromagnetic exciting.
6. electric power power closed loop gear-box electromagnetic exciting tilting testing stand as claimed in claim 1, it is characterized in that: described inclination platform adjustment couples cross slide seat (13) by cross slide seat transverse slat (28), cross slide seat supports floor (29) and cross slide seat riser (30) is welded, cross slide seat transverse slat (28) and cross slide seat riser (30) are mutually perpendicular to and weld in cross, cross slide seat transverse slat is provided with several bolts hole on (28), it is used for rolling platform adjustment connection cross slide seat (13) by bolt and is arranged on the side of No. 1 upper basis cast iron platform (4) or No. 2 upper bases cast iron platform (7)；The outer surface of cross slide seat riser (30) is evenly arranged with some the T-slots being parallel to each other, conveniently can roll the installation of basic platform (31) and the adjustment at angle of inclination；Cross slide seat supports floor (29) and is welded on the back side of cross slide seat riser 30.
7. the electric power closed-loop control system of electric power power closed loop gear-box electromagnetic exciting tilting testing stand as claimed in claim 1, it is characterised in that: include the frequency modulation motor device (40) in No. 1 current transformer (84), No. 2 current transformers (85) and computer (86), electric power closed loop gear-box tilting testing stand (1), 3A motor-car motor (36), tested gear-box (43), tested gear-box axletree (44)；nullElectrical network is powered power transmission by No. 1 current transformer (84) to frequency modulation motor device (40)，The outfan of frequency modulation motor device (40) supports cone axis by flange form torque rotary speed sensor with bearing assembly (39) and transition with one end of tested gear-box axletree (44) and is connected with bearing block assembly (38)，Frequency modulation motor device (40) drives tested gear-box axletree (44) to rotate and then drives tested gear-box (43) to operate，The outfan of tested gear-box (43) is connected by toothed drum flexible clutch (41) with 3A motor-car motor (36)，3A motor-car motor (36) makes tested gear-box (43) braking generate electricity and deliver power to No. 2 current transformers (85) inside，No. 1 current transformer (84) is sent again to through over commutation，Computer (86) is connected with No. 1 current transformer (84) and No. 2 current transformers (84) by holding wire，Send an instruction to No. 1 current transformer (84)、No. 2 current transformers (85) control its work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610367661.7A CN105784363B (en) | 2016-05-30 | 2016-05-30 | Electronic activity of force closed loop gear-box electromagnetic exciting tilting testing stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610367661.7A CN105784363B (en) | 2016-05-30 | 2016-05-30 | Electronic activity of force closed loop gear-box electromagnetic exciting tilting testing stand |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105784363A true CN105784363A (en) | 2016-07-20 |
| CN105784363B CN105784363B (en) | 2018-02-23 |
Family
ID=56375336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610367661.7A Expired - Fee Related CN105784363B (en) | 2016-05-30 | 2016-05-30 | Electronic activity of force closed loop gear-box electromagnetic exciting tilting testing stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105784363B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107300470A (en) * | 2017-08-14 | 2017-10-27 | 吉林大学 | Axle box bearing is comprehensive performance test bed |
| CN107588951A (en) * | 2017-09-23 | 2018-01-16 | 吉林大学 | A kind of low-temperature test platform of two casees face-to-face synchronous belt power closed loop compensation drivings |
| CN107607338A (en) * | 2017-09-23 | 2018-01-19 | 吉林大学 | Motor train unit transmission system axle box bearing Cylinder Gear exciter test platform |
| CN110174228A (en) * | 2019-06-28 | 2019-08-27 | 中铁二院工程集团有限责任公司 | Magnetic Fuliang rail structure wideband exciter test device |
| CN113418671A (en) * | 2021-05-11 | 2021-09-21 | 中国船舶重工集团公司第七0三研究所 | Drop-out type gear box impact test bed and test method thereof |
| CN114509258A (en) * | 2022-01-12 | 2022-05-17 | 安徽科技学院 | Vibration and noise integrated testing machine for experimental study of gear characteristics of speed reducer |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201697785U (en) * | 2010-06-09 | 2011-01-05 | 华锐风电科技(集团)股份有限公司 | Complete high-power wind generating set experiment table |
| CN202582896U (en) * | 2012-03-24 | 2012-12-05 | 三一电气有限责任公司 | Locating and clamping device of gearbox |
| CN104865068A (en) * | 2015-05-31 | 2015-08-26 | 吉林大学 | High-speed train power closed loop hanging-type gearbox reliability test bench |
| CN104964823A (en) * | 2015-07-08 | 2015-10-07 | 重庆齿轮箱有限责任公司 | Gear box test bench |
| CN205691332U (en) * | 2016-05-30 | 2016-11-16 | 吉林大学 | Electric power power closed loop gear-box electromagnetic exciting tilting testing stand |
-
2016
- 2016-05-30 CN CN201610367661.7A patent/CN105784363B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201697785U (en) * | 2010-06-09 | 2011-01-05 | 华锐风电科技(集团)股份有限公司 | Complete high-power wind generating set experiment table |
| CN202582896U (en) * | 2012-03-24 | 2012-12-05 | 三一电气有限责任公司 | Locating and clamping device of gearbox |
| CN104865068A (en) * | 2015-05-31 | 2015-08-26 | 吉林大学 | High-speed train power closed loop hanging-type gearbox reliability test bench |
| CN104964823A (en) * | 2015-07-08 | 2015-10-07 | 重庆齿轮箱有限责任公司 | Gear box test bench |
| CN205691332U (en) * | 2016-05-30 | 2016-11-16 | 吉林大学 | Electric power power closed loop gear-box electromagnetic exciting tilting testing stand |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107300470A (en) * | 2017-08-14 | 2017-10-27 | 吉林大学 | Axle box bearing is comprehensive performance test bed |
| CN107588951A (en) * | 2017-09-23 | 2018-01-16 | 吉林大学 | A kind of low-temperature test platform of two casees face-to-face synchronous belt power closed loop compensation drivings |
| CN107607338A (en) * | 2017-09-23 | 2018-01-19 | 吉林大学 | Motor train unit transmission system axle box bearing Cylinder Gear exciter test platform |
| CN110174228A (en) * | 2019-06-28 | 2019-08-27 | 中铁二院工程集团有限责任公司 | Magnetic Fuliang rail structure wideband exciter test device |
| CN110174228B (en) * | 2019-06-28 | 2024-01-30 | 中铁二院工程集团有限责任公司 | Broadband excitation test device for magnetic levitation beam rail structure |
| CN113418671A (en) * | 2021-05-11 | 2021-09-21 | 中国船舶重工集团公司第七0三研究所 | Drop-out type gear box impact test bed and test method thereof |
| CN114509258A (en) * | 2022-01-12 | 2022-05-17 | 安徽科技学院 | Vibration and noise integrated testing machine for experimental study of gear characteristics of speed reducer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105784363B (en) | 2018-02-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105784363A (en) | Electrodynamic force power closed loop gear case electromagnetic excitation inclinable testbed | |
| CN105784361B (en) | Dynamic power machine closed loop tilting polygon exciting gear box test table | |
| CN105953992B (en) | The face-to-face Double gear box side oblique type exciter test platform of dynamic power machine closed loop | |
| CN103323246B (en) | Motor train unit transmission system axle box bearing six degree of freedom dynamic similation bracket loading test platform | |
| CN105628410B (en) | High-speed Wheel/Rail relationship reliability testing stand | |
| CN207366220U (en) | Bogie of single-rail train six degree of freedom simulation loading testing stand | |
| CN207528461U (en) | Uniaxial sit-astride bogie kinetic parameter and traction power testing stand | |
| CN105424523B (en) | EMU axle head grounding device wear test platform | |
| CN106840718A (en) | High-speed track Three Degree Of Freedom wheel rail relation testing stand | |
| CN114858381A (en) | High-frequency excitation test bed for high-speed train gearbox | |
| CN107515126A (en) | Bogie of single-rail train six degree of freedom simulation loading testing stand | |
| CN105784362B (en) | Dynamic power machine closed loop monodentate roller box side oblique type list hangs hydraulic exciting testing stand | |
| CN103616178B (en) | EMU swing type power train assembly reliability test bench | |
| CN104865068A (en) | High-speed train power closed loop hanging-type gearbox reliability test bench | |
| CN207280749U (en) | Tiltable homonymy torque machinery loads and the Double gear box low-temperature test platform of driving | |
| CN105043757B (en) | Electric power open loop suspension type transmission system reliability test bench | |
| CN105865780B (en) | Electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform | |
| CN204666364U (en) | Bullet train electric power closed loop suspension type gear case reliability test bench | |
| CN107505132B (en) | Bidirectional tiltable double-gear box closed loop torsion loading test bed | |
| CN203758735U (en) | Reliability test bench for swing type transmission system assembly of high-speed motor train unit | |
| CN205879527U (en) | Power machinery closed loop tilting type polygon excitation gear box test bench | |
| CN205691332U (en) | Electric power power closed loop gear-box electromagnetic exciting tilting testing stand | |
| CN104865070A (en) | Test bench for reliability of U-shaped desk-type transmission system of gear box of motor train unit | |
| CN204666366U (en) | The U-shaped desk-top kinematic train reliability test bench of motor train unit gear case | |
| CN112230145A (en) | Rotation test device for modular linear induction motor |
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 | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180223 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |