CN105865780B - Electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform - Google Patents
Electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform Download PDFInfo
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- CN105865780B CN105865780B CN201610367703.7A CN201610367703A CN105865780B CN 105865780 B CN105865780 B CN 105865780B CN 201610367703 A CN201610367703 A CN 201610367703A CN 105865780 B CN105865780 B CN 105865780B
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- 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
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- 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
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- 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
- G01M13/028—Acoustic or vibration analysis
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- Acoustics & Sound (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The present invention relates to a kind of electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform, electric power closed loop monodentate roller box tilting testing stand, horizontal exciting device, low-temperature test system, the conjuncted column of No. 1 gantry frame, No. 2 conjuncted columns of gantry frame are fixed with vibration isolation T-slot cast iron platform, the vertical hanging excitation system of the vertical hanging excitation system in No. 1 gantry and No. 2 gantry is fixed with the conjuncted column of No. 1 gantry frame and No. 2 conjuncted columns of gantry frame;Low-temperature test system includes low-temperature cooling system, insulation cooling circular flexible pipeline and axle stream machine assembly and the wooden cold wind circulating box of low-temperature test;Low-temperature cooling system cools down circular flexible pipeline by insulation and assembles body circulation to the wooden cold wind circulating box offer cold air of low-temperature test with axle stream machine.Solve the problems, such as to carry out testing cumbersome and result of the test inaccuracy on different testing stands subject gear-box is removed and installed in the prior art.
Description
Technical field
The present invention relates to a kind of rail vehicle Train Parameters to detect test platform, and in particular to a kind of electronic activity of force closes
Ring monodentate roller box hydraulic exciting tilting low-temperature test platform.
Background technology
At present, High Speed Train in China technology development is advanced by leaps and bounds, and EMUs highest operating speed of new generation has reached
380km/h, newly developed EMUs highest test speed is already close to 600km/h.The raising of train running speed and vehicle
The lifting of axle heavy load exacerbates impact shock of the wheel pair between track, the riding comfort of rail vehicle and the peace of operation
Full property and stationarity problem gradually protrude.Important component of the gear-box as rail vehicle truck, it is responsible for the power train
Wheel pair is passed to, the quality of its performance directly influences the performance of bogie or even whole train.The working environment ratio of gear-box
More complicated, load force change is frequent, easily run at high speed and strenuous exercise in the case of fatigue rupture occurs.Therefore, must
It must be sentenced by compbined test detection means to whether the overall performance index of the gear-box after assembling reaches reliability requirement
It is fixed.
In rail vehicle actual motion, gear-box may be by the stress and impact shock of different directions, its failure
It is probably the superposition of one or more kinds of failure modes, therefore gear box arrangement event is detected only in rail vehicle actual motion
Barrier, it could effectively analyze the reliability of gear-box.And it is all root that existing railway vehicle gear case detection method is most of
Specific operating condition of test is set to carry out fail-safe analysis to gear-box according to the gear-box failure mode occurred, can not be true
Reflect working environment of the gear-box in train actual motion.Again because the speed-raising of EMUs causes gear-box to allow for meeting
Reliability requirement under high speed high pulling torque operating mode, higher requirement, existing gear are proposed to the power of testing stand motor
Case testing stand is tested under open loop situations, does not need only provide for larger extrinsic power, is also resulted in energy and is being tried
Waste during testing.
The content of the invention
It is an object of the invention to provide a kind of electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low-temperature test
Platform, solve and carry out testing cumbersome and experiment knot on different testing stands subject gear-box is removed and installed in the prior art
The problem of fruit inaccuracy.
The purpose of the present invention is achieved through the following technical solutions:
A kind of electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform, including the casting of vibration isolation T-slot
Iron platform 8, electric power closed loop monodentate roller box tilting testing stand 1, laterally is fixed with described vibration isolation T-slot cast iron platform 8
4, No. 2 exciting device 2, the conjuncted column of 3, No. 1 gantry frames of low-temperature test system conjuncted columns 5 of gantry frame, described No. 1 dragon
The vertical hanging excitation system 6 in No. 1 gantry and No. 2 dragons are fixed with the conjuncted column 4 of door frame and the conjuncted column 5 of No. 2 gantry frames
The vertical hanging excitation system 7 of door;No. 1 suspension type two in described electric power closed loop monodentate roller box tilting testing stand 1 is to swashing
Shake Pivoting bearing base device 50 and No. 2 suspension types two swash with No. 1 vertical hanging in gantry respectively to exciting Pivoting bearing base device 51
Vertical exciting actuator devices in the vertical hanging excitation system 7 of vibrating system 6 and No. 2 gantry are rotated by vertical linkage to be connected
Connect;No. 1 gear-box in described electric power closed loop monodentate roller box tilting testing stand 1 tiltedly tests hanging swinging axle 48 and No. 2
Gear-box inclining experiment hanging swinging axle 49 is hung on the conjuncted column 4 of No. 1 gantry frame and the conjuncted column 5 of No. 2 gantry frames
Mounting hole in;Axial vibration bearing block 41 in described electric power closed loop monodentate roller box tilting testing stand 1 is with laterally swashing
Horizontal exciting linkage 21 in vibrating device 2 is rotatablely connected;Described low-temperature test system 3 include low-temperature cooling system 22,
Insulation cools down circular flexible pipeline and axle stream machine assembly 23 and the wooden cold wind circulating box 24 of low-temperature test;Described low temperature
Wooden cold wind circulating box 24 is tested to be arranged on outside subject gear-box 52, subject gear-box 52 is fully wrapped around;Sub-cooled system
System 22 cools down circular flexible pipeline by insulation and circulated with axle stream machine assembly 23 to the wooden cold wind circulating box of low-temperature test
24 provide cold air.
More excellent technical scheme as the present invention:The described vertical hanging excitation system 6 in No. 1 gantry includes No. 1 vertical
Exciting hangs gantry entablature device 11 and No. 1 vertical exciting hangs 14, described No. 2 dragons of gantry entablature device height adjusting cushion plate
The vertical hanging excitation system 7 of door hangs gantry entablature device 12 including No. 2 vertical excitings and No. 2 vertical excitings are hung on gantry
The both ends that 13, No. 1 vertical exciting of beam device height adjusting cushion plate hangs gantry entablature device 11 are bolted on No. 1 gantry
The conjuncted column 4 of framework and the conjuncted upper surface of column 5 of No. 2 gantry frames, No. 2 vertical excitings hang gantry entablature device 12 and 1
Number vertical exciting is hung gantry entablature device 11 and fixed side by side;No. 1 described vertical exciting hangs gantry entablature device 11
Gantry entablature device 12 and the conjuncted column 4 of No. 1 gantry frame and the conjuncted column 5 of No. 2 gantry frames are hung with No. 2 vertical excitings
Junction be provided with that No. 1 exciting hangs gantry entablature device height adjusting cushion plate 14 and No. 2 vertical excitings hang gantry entablature
Device height adjusting cushion plate 13.
More excellent technical scheme as the present invention:1 in described electric power closed loop monodentate roller box tilting testing stand 1
Number gear-box tiltedly tests hanging swinging axle 48 and No. 2 gear-box inclining experiments hanging swinging axles 49 are fixed on the high shaft platform of tiltable
34 along long side both sides, and No. 1 gear-box tiltedly tests the homonymy of hanging swinging axle 48 and No. 2 gear-box inclining experiment hanging swinging axles 49
The both ends of the high shaft platform 34 of tiltable be welded with tilt adjustments and fixed seat installing plate, four tilt adjustments are installed with fixed seat
Plate is connected with the four platformses tilt adjustments being fixed on vibration isolation T-slot cast iron platform 8 with fixed seat, and platform inclination adjustment is with consolidating
Some T-slots are provided with riser in reservation, tilt adjustments pass through with being provided with fixed seat installing plate for T-bolt
Long strip through hole;Angle of inclination between the high shaft platform 34 of tiltable and vibration isolation T-slot cast iron platform 8 can adjust.
More excellent technical scheme as the present invention:Described electric power closed loop monodentate roller box tilting testing stand 1 also wraps
Include No. 1 empty spring standing balance and vertical vibration guidance system 35 and No. 2 empty spring standing balance and vertical vibration guidance system 37,1
Number empty spring standing balance is that No. 1 suspension type two provides flexibility to exciting Pivoting bearing base device 50 with vertical vibration guidance system 35
Constrain supporting role, No. 2 empty spring standing balance and vertical vibration guidance system 37 are No. 2 suspension types two to exciting bearing seat with hinge
Device 51 provides flexible constraint supporting role.
More excellent technical scheme as the present invention:No. 1 described empty spring standing balance and vertical vibration guidance system 35
Include underslung bearing seat U-shaped guide rail and gas spring abutment 63, air bullet with No. 2 empty spring standing balance and vertical vibration guidance system 36
Spring fills 65, described No. 1 empty spring standing balance of being won in succession in 64 and U-shaped frame also includes C-shaped frame branch with vertical vibration guidance system 35
Support axle and clamping plate assembly 66 and C-shaped frame swing connecting bar support column 67;Described underslung bearing seat U-shaped guide rail and gas spring abutment 63 by
68, No. 2 U-shaped limition orientation posts 69 of No. 1 U-shaped limition orientation post, underslung bearing seat U-shaped guide rail and gas spring abutment connecting bottom board 70 and sky
Gas spring mounting seat 71 is welded to form U-shaped structure part;The upper end of No. 1 U-shaped limition orientation post 68 and No. 2 U-shaped limition orientation posts 69
Rectangular connecting panels are welded with, the upper end of No. 2 U-shaped limition orientation posts 69 is provided with 67, No. 1 U-shaped of C-shaped frame swing connecting bar support column
It is respectively welded guide plate on limition orientation post 68 and No. 2 madial walls of U-shaped limition orientation post 69, guide plate makes suspension type two to swashing
The Pivoting bearing base device that shakes does catenary motion under exciting effect, limits the motion of its longitudinal direction;Underslung bearing seat U-shaped guide rail
The bottom of No. 1 U-shaped limition orientation post 68 and No. 2 U-shaped limition orientation posts 69 is fixed on gas spring abutment connecting bottom board 70, along long side side
To the manhole for setting several to be used for installation bolt respectively;In No. 1 U-shaped limition orientation post 68 and No. 2 U-shaped limition orientation posts
Between 69, underslung bearing seat U-shaped guide rail and the circular base that installation air spring assembly 64 is welded with gas spring abutment connecting bottom board 70
Seat;Two U-shaped frame upper plates 65 are arranged on two before and after the upper end of No. 1 U-shaped limition orientation post 68 and No. 2 U-shaped limition orientation posts 69
Side, motion of the limitation suspension type two to exciting Pivoting bearing base device in axial direction;Air spring assembly 64 is arranged on air
On spring mounting seat 71, for supporting suspension type two to exciting Pivoting bearing base device.
More excellent technical scheme as the present invention:Described electronic activity of force closed loop monodentate roller box hydraulic exciting tiltable
Formula low-temperature test platform also includes spring vibration isolation concrete foundation 9 and spring vibration isolation system 10, described vibration isolation T-slot cast iron platform
8 are fixedly connected in spring vibration isolation concrete foundation 9, and pre-stressed base isolation spring system 10 is arranged on the lower section of spring vibration isolation concrete foundation 9
Four right angles.
More excellent technical scheme as the present invention:Described electronic activity of force closed loop monodentate roller box hydraulic exciting tiltable
Formula low-temperature test platform, in addition to 83, No. 2 current transformers 84 of No. 1 current transformer and computer 85,83, No. 2 changes of described No. 1 current transformer
Flow device 84, computer 85 and the driving in electric power closed loop monodentate roller box tilting testing stand 1 or braking motor 38,3A motor-cars electricity
Machine 39, subject gear-box 52, subject gear-box axletree 53 form electric power closed-loop control system;No. 1 current transformer is passed through in power network power supply
83 give power Transmission to torque drive (or braking) motor 38, the output shaft and subject gear of torque drive (or braking) motor 38
One end of boxcar axle 53 is connected by flexible clutch 42, and torque drive (or braking) motor 38 drives subject gear-box axletree 53
Rotate and then drive subject gear-box 52 to operate, the output end and 3A motor-cars motor 39 for being tested gear-box 52 pass through flexible connector
Connection, 3A motor-cars motor 39 make subject gear-box brake and generate electricity, delivered power to inside No. 2 current transformers 84, through over commutation
Send No. 1 current transformer 83 to again, machine 85 is connected by signal wire with No. 1 current transformer 83 and No. 2 current transformers 84, and instruction is sent
Its work, and then the progress of Control experiment are controlled to 83, No. 2 current transformers 84 of No. 1 current transformer.
A kind of electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low-temperature test for described in claim 1
The hydraulic control system of platform, including hydraulic control host computer 76, Hydraulic System Controller 78, horizontal actuator electrohydraulic servo valve
79th, No. 1 vertical actuator electrohydraulic servo valve 80, No. 2 vertical actuator electrohydraulic servo valve 81 and hydraulic power unit 82;Described hydraulic pressure
Control host computer 76 is connected with Hydraulic System Controller 78 by signal wire, and Hydraulic System Controller 78 passes through three signal wires
It is connected respectively to horizontal 79, No. 1 vertical actuator electrohydraulic servo valves 80 of actuator electrohydraulic servo valve and No. 2 vertical actuator is electro-hydraulic
On servo valve 81, hydraulic oil respectively enters No. 1 vertical exciting actuator devices 15,2 by three flowlines of hydraulic power unit 82
In the hydraulic cylinder of vertical exciting actuator devices 17 and horizontal exciting actuator devices 19, then the oil return pipe via each actuator
Return in hydraulic power unit 83;Hydraulic System Controller 78 receives the instruction that hydraulic control host computer 76 is sent, and control is horizontal respectively
79, No. 1 vertical actuator electrohydraulic servo valves 80 of actuator electrohydraulic servo valve and No. 2 vertical actuator electrohydraulic servo valve 81 it is logical
It is disconnected.Described Hydraulic System Controller 78 is provided with emergency stop switch 77.
Compared with prior art the beneficial effects of the invention are as follows:
1. transverse hydraulic exciting device and the vertical hanging hydraulic exciting device of portal frame in the present invention, can accurate mould
Intend gear-box and axletree radial direction suffered in rail vehicle actual operating mode and vertical load and Vibration Condition, detect quilt
Various parameters of the gear-box under pulsating stress effect are tried, can also make gear-box that fatigue rupture occur, simulate the reality of gear-box
Border failure mode so facilitate technical staff's fatigue analysis destroy the reason for.
2. the gear-box inclining experiment hanging swinging axle on the high shaft platform of tiltable of the present invention is hung in both sides gantry frame
On conjuncted column, certain angle of inclination can axially produced by the adjustment of four platformses tilt adjustments and fixed seat, and
Subject gear-box can produce certain lateral inclination angle under the adjustment of C-shaped frame swing connecting bar, can be with analog detection gear-box
The distribution of lubricating oil and lubrication circumstances in the case of bullet train curvilinear motion, braking and acceleration.
3. the low-temperature test system in the present invention is used to simulate influence of the low temperature to gear-box, especially in starting process
In, influence of the temperature to gear-box internal lubrication oil normal circulation.
4. the present invention is tested under electronic activity of force closed loop states, it is very big train traction motor output can have both been simulated
Moment of torsion ensure the reasonability and correctness of gear-box detection, recycle energy again, it is only necessary to consume a small amount of dispatch from foreign news agency and provide
Energy can maintain experiment progress.
In summary:Structure design compact and reasonable of the present invention and installation and repairing are convenient, and gear box of high-speed train can be entered
The comprehensive reliability test of row, have well to the riding comfort for improving the safe operation of train and improving EMU
Facilitation, there is good Social benefit and economic benefit.
Brief description of the drawings
Fig. 1 is the axonometric projection view of the agent structure composition of the present invention;
Fig. 2 is the main body partial structurtes composition axonometric projection view of the present invention;
Fig. 3 is the axonometric projection view of the conjuncted column of gantry frame of the present invention;
Fig. 4 is that the structure composition axonometric projection of electric power closed loop monodentate roller box tilting testing stand of the present invention regards
Figure;
Fig. 5 is that the structure composition right side of electric power closed loop monodentate roller box tilting testing stand of the present invention regards depending on projection
Figure;
Fig. 6 is the high shaft platform axonometric projection view of tiltable of the present invention;
Fig. 7 is single case experiment suspended type vibration subject gear-box of the present invention with being surveyed with axle assembly structure composition axle
Projection view;
Fig. 8 is subject gear-box axletree axonometric projection view of the present invention;
Fig. 9 is the axonometric projection of No. 1 of the present invention empty spring standing balance and vertical vibration guidance system structure composition
View;
Figure 10 is the axonometric projection of No. 2 of the present invention empty spring standing balance and vertical vibration guidance system structure composition
View;
Figure 11 is the axonometric projection view of underslung bearing seat U-shaped guide rail of the present invention and gas spring abutment;
Figure 12 is the axonometric projection view of C-shaped frame support shaft of the present invention and clamping plate assembly structure composition;
Figure 13 is hydraulic control system schematic diagram of the present invention;
Figure 14 is electric power closed-loop control system schematic diagram of the present invention;
In figure:1. the 2. horizontal low-temperature test system of exciting device 3. of electric power closed loop monodentate roller box tilting testing stand
4. the conjuncted vertical hanging excitation system 7. 2 in 6. No. 1 gantry of column of No. 1 gantry frame 5. No. 2 gantry frames of conjuncted column
Number vertical spring vibration isolation system of 8. 9. spring vibration isolation concrete foundation of vibration isolation T-slot cast iron platform of hanging excitation system 10. in gantry
11. No. 1 vertical excitings of uniting hang 12. No. 2 vertical excitings of gantry entablature device and hang gantry entablature device 13. 2
Number vertical exciting, which hangs gantry 14. No. 1 vertical excitings of entablature device height adjusting cushion plate and hangs gantry entablature device, heightens pad
The 17. No. 2 vertical exciting actuator devices of longitudinal beam on 15. No. 1 vertical 16. No. 1 portal frames of exciting actuator devices of plate
18. the horizontal exciting actuator reaction support 21. of the horizontal exciting actuator devices 20. of longitudinal beam 19. is horizontal on No. 2 portal frames
The insulation of 22. low-temperature cooling system of exciting linkage 23. cooling circular flexible pipeline is low with axle stream machine assembly 24.
Temperature tests wooden 25. No. 1 platform inclination adjustment of cold wind circulating box and 26. No. 2 platform inclination adjustment of fixed seat and fixed seat
27. 28. No. 4 platform inclination adjustment of No. 3 platform inclination adjustment and fixed seat exciting hanging dragon 29. No. 2 vertical with fixed seat
Door entablature device height adjusting cushion plate installation 30. No. 1 vertical excitings of connecting plate hang gantry entablature device height adjusting cushion plate installation
The gantry frame column of connecting plate 31. welds the conjuncted conjuncted gear-box inclining experiment of column mounting base 33. of 32. gantry frame
Hanging swings the high empty spring standing balance of shaft platform 35. 1 of the tiltable of shaft mounting hole 34. and vertical vibration guidance system 36.
Single case experiment suspended type vibration subject gear-box and the empty spring standing balance of axle assembly 37. 2 and vertical vibration guidance system
The axial vibration bearing block of torque drive 38. (or braking) 39. 3A motor-cars motor of motor, 40. 3A motor-cars motor support base 41.
42. 44. No. 1 platform inclination adjustment of the high shaft platform welded pipe of the tiltable of flexible clutch 43. and fixed seat installing plate 45. 2
46. No. 3 platform inclinations of the adjustment of number platform inclination and fixed seat installing plate adjust to incline with 47. No. 4 platforms of fixed seat installing plate
48. No. 1 gear-box inclining experiment hanging 49. No. 2 gear-box inclining experiments of swinging axle of skew adjustment and fixed seat installing plate are hung
50. No. 1 suspension types two of swinging axle are hung to 51. No. 2 suspension types two of exciting Pivoting bearing base device to exciting bearing seat with hinge
Device 52. is tested gear-box 53. and is tested the 54. No. 1 vertical 55. No. 2 vertical works of actuator earrings bearing pin of gear-box axletree
Dynamic device earrings bearing pin 56. is tested gear-box C-shaped frame 57. and is tested the axial vibration bearing block of gear-box C-shaped frame swing connecting bar 58.
59. No. 1 suspension types two of installation axle are to 60. No. 2 suspension types two of exciting Pivoting bearing base device installation axle to exciting hinge axis
Bearing device installation axle 61. be tested the underslung bearing seat U-shaped guide rail of gear-box installation axle 62. flexible clutch installation axle 63. with
66.C shape frame support shafts of being won in succession on the air spring assembly 65.U shape framves of gas spring abutment 64. are swung with clamping plate assembly 67.C shapes frame
The underslung bearing seat U-shaped guide rail of the U-shaped limition orientation post 69. 2 of link supports post 68. 1 U-shaped limition orientation post 70. and gas
The support shaft pressuring plate 74.C shapes frame support of the air spring mounting seat 72.C shape frame support shaft 73.C shapes frame of spring abutment connecting bottom board 71.
Axle and the hydraulic pressure of 77. emergency stop switch of pressing plate assembling bolt 75.C shape frame support shaft 76. hydraulic control host computers of hanging bolt 78.
The 80. No. 1 vertical 81. No. 2 vertical works of actuator electrohydraulic servo valve of the horizontal actuator electrohydraulic servo valve of system controller 79.
The dynamic device electrohydraulic servo valve computer of current transformer 85. of current transformer 84. 2 of 82. hydraulic power unit 83. 1.
Embodiment
The present invention is explained in detail below in conjunction with the accompanying drawings:
Refering to Fig. 1 to Fig. 2, electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low temperature examination of the present invention
Testing platform includes 3, No. 1 electric power closed loop monodentate roller box tilting testing stand 1, horizontal exciting device 2, low-temperature test system gantry frames
Vertical 6, No. 2 vertical hanging excitings in gantry of hanging excitation system in conjuncted 5, No. 1 gantry of column of frame 4, No. 2 gantry frames of conjuncted column
System 7, vibration isolation T-slot cast iron platform 8, spring vibration isolation concrete foundation 9, spring vibration isolation system 10.
Described vibration isolation T-slot cast iron platform 8 is cast-iron structure part, is fixedly connected on spring vibration isolation by foundation bolt and mixes
On solidifying earth foundation 9, four right angles below spring vibration isolation concrete foundation 9 are provided with four sleeve spring vibrating isolation systems 10, subtract
Few damage of the foundation vibration to testing stand and the influence to result of the test, also provide good proving ring for staff
Border;The upper surface of vibration isolation T-slot cast iron platform 8 is uniformly arranged some T-slots being parallel to each other, and facilitates the peace of correlation test equipment
Dress and the adjustment of position.The described conjuncted column 4 of No. 1 gantry frame and the conjuncted column 5 of No. 2 gantry frames is arranged on vibration isolation side by side
The left and right sides of T-slot cast iron platform 8, in the vertical hanging excitation system 7 of the vertical hanging excitation system 6 in No. 1 gantry and No. 2 gantry
No. 1 vertical exciting hang gantry entablature device 11 and No. 2 vertical excitings hang gantry entablature device 12 and pass through spiral shell respectively
Bolt is arranged on the conjuncted column 4 of No. 1 gantry frame and the conjuncted upper surface of column 5 of No. 2 gantry frames side by side, forms gantry frame knot
Structure, hang gantry entablature device 11 in No. 1 vertical exciting and No. 2 vertical excitings are hung and connected at the two of gantry entablature device 12
Connect lower surface column 4 conjuncted with No. 1 gantry frame and the conjuncted upper surface of column 5 of No. 2 gantry frames is provided with No. 1 vertical exciting and hung
Hang gantry entablature device height adjusting cushion plate 14 and No. 2 vertical excitings hang gantry entablature device height adjusting cushion plate 13, can pass through
Increase or decrease the quantity regulation No. 1 gantry vertical hanging excitation system 6 and the vertical hanging excitation system 7 in No. 2 gantry of backing plate
Highly;Longitudinal beam 18 is taken formula by rocker bar bearing and hung down installed in No. 1 side by side on longitudinal beam 16 and No. 2 portal frames on No. 1 portal frame
Gantry entablature device 11 is hung to exciting and No. 2 vertical excitings hang the both ends of the top surface of gantry entablature device 12;No. 1 gantry
No. 1 vertical exciting actuator devices in the vertical hanging excitation system 7 of vertical hanging excitation system 6 and No. 2 gantry and No. 2 vertical
Exciting actuator devices 17 are respectively by vertical linkage therein and No. 1 suspension type two to exciting Pivoting bearing base device 50
It is rotatablely connected with No. 2 suspension types two to exciting Pivoting bearing base device 51 using bearing pin;Described electric power closed loop monodentate roller box can
Tilting testing stand 1 hangs swinging axle 48 and No. 2 gear-boxes by No. 1 gear-box inclining experiment on the high shaft platform 34 of tiltable
Inclining experiment hanging swinging axle 49 hangs the gear on the conjuncted column 4 of No. 1 gantry frame and the conjuncted column 5 of No. 2 gantry frames
The hanging of case inclining experiment is swung in shaft mounting hole, and vibration isolation is arranged on fixed seat by four structure identical platform inclination adjustment
On T-slot cast iron platform 8, four structure identical platform inclination adjustment coordinate No. 1 gear-box inclining experiment to hang with fixed seat
Swinging axle 48 and No. 2 gear-box inclining experiment hanging swinging axles 49 can make electric power closed loop monodentate roller box tilting testing stand 1
Certain angle of inclination is axially produced along experiment axletree, so as to adjust subject gear-box and the folder degree of axletree and horizontal plane, simulation
Left and right difference in height caused by bullet train steering so that result of the test is more nearly true running situation, the experiment number drawn
According to more authentic and valid;Described horizontal exciting device 2 is arranged on the left end of vibration isolation T-slot cast iron platform 8 by tommyhead bolt,
Horizontal exciting linkage 21 and single case experiment suspended type vibration subject gear-box and axle assembly 36 in horizontal exciting device 2
In axial vibration bearing block 41 using bearing pin be rotatablely connected;Described low-temperature test system 3 includes low-temperature cooling system 22, protected
The heat-insulated cooling circular flexible pipeline of temperature and axle stream machine assembly 23 and the wooden cold wind circulating box 24 of low-temperature test, low-temperature test is wooden
Cold wind circulating box 24 is wooden box-like structure, installed in the subject hull outside of gear-box 52 and its is fully wrapped around, in casing
Side is filled with heat preserving and insulating material, and low-temperature cooling system 22 cools down circular flexible pipeline and axle stream machine assembly by insulation
23 circulate to the wooden offer of cold wind circulating box 24 cold air of low-temperature test, for carrying out low-temperature test to gear-box.
Refering to Fig. 3, the conjuncted column 4 of No. 1 gantry frame is the casing class knot being welded by top plate, bottom plate and four pieces of risers
Two pieces of risers of component, shape identical or so are up-narrow and down-wide isosceles trapezoidal structure, and front and rear two pieces of risers are structure identical
Rectangular slab, the long side of two waist edges of left and right riser respectively with front and rear rectangle riser weld together, and form up-narrow and down-wide cross section
Conjuncted 31 are welded for the variable cross-section gantry frame column of straight-flanked ring, gantry frame column welds to be set on conjuncted 31 front and rear riser
Several a certain size manholes, not only facilitate welding but also mitigate weight, wherein centrally located with boss
Manhole is that the hanging of gear-box inclining experiment swings shaft mounting hole 33;Gantry frame column welds conjuncted 31 top plate top two
End is welded with No. 2 vertical excitings and hangs gantry entablature device height adjusting cushion plate installation connecting plate 29 and No. 1 vertical exciting hanging dragon
Door entablature device height adjusting cushion plate installation connecting plate 30, two pieces of connecting plates are rectangular-shaped plate respectively, are distributed and set along its four side
There is circular bolt hole on several, on the upper circular bolt hole and vertical actuator entablature and backing plate of the distribution of its four side
The lower bolt hole set aligns;The conjuncted column mounting base 32 of gantry frame is rectangle plate, its long side and front and rear riser
Bottom is parallel, and short side is parallel with the bottom of left and right riser, and the four sides distribution of bottom plate is provided with several bolt holes, supplied
The conjuncted column 4 of No. 1 gantry frame is fixedly connected in the T-slot on vibration isolation T-slot cast iron platform 8 by T-bolt.
Two confessions are set compared to the conjuncted column more than 4 of No. 1 gantry frame on the front and rear riser of the conjuncted column 5 of No. 2 gantry frames
The manhole that insulation cooling circular flexible pipeline in low-temperature test system 3 passes through.
Refering to Fig. 4 to Fig. 8, described electric power closed loop monodentate roller box tilting testing stand 1 includes the high shaft platform of tiltable
34th, No. 1 empty spring standing balance and vertical vibration guidance system 35, single case experiment suspended type vibration subject gear-box and axle assembly
36th, No. 2 empty spring standing balance and vertical vibration guidance system 37,3A motor-cars motor 39 and 3A motor-cars motor support base 40.
The high shaft platform 34 of described tiltable is rectangular tubular structure, and No. 1 is symmetrically welded with along two long side centre positions
Gear-box inclining experiment hangs swinging axle 48 and No. 2 gear-box inclining experiment hanging 49, No. 1 gear-box inclining experiment of swinging axle are hung
It is identical with No. 2 gear-box inclining experiment hanging structures of swinging axle 49 to hang swinging axle 48, is the swinging axle by certain length and welding
Seat is welded, and wherein welding base is the tower structure being welded by connecting plate and channel-section steel, and swinging axle is welded on tower structure
Top, the high shaft platform 34 of tiltable hangs swinging axle 48 by No. 1 gear-box inclining experiment and No. 2 gear-box inclining experiments are hung
Hang swinging axle 49 to be suspended in the axis hole on the conjuncted column 4 of No. 1 gantry frame and the conjuncted column 5 of No. 2 gantry frames, close electric power
Ring monodentate roller box tilting testing stand 1 can be axially inclined;No. 1 platform inclination adjustment and fixed seat installing plate 44 and No. 2
Platform inclination adjusts to be adjusted with 45, No. 3 platform inclination adjustment of fixed seat installing plate with fixed seat installing plate 46 and No. 4 platform inclinations
The high shaft platform 34 of tiltable is respectively welded at along long side both sides with fixed seat installing plate 47, and No. 1 platform inclination adjustment is with fixing
Seat installing plate 44 and 46, No. 2 platform inclinations adjustment of the adjustment of No. 3 platform inclinations and fixed seat installing plate and fixed seat installing plate 45 and
No. 4 platform inclination adjustment are symmetrical respectively about the high median plane of shaft platform 34 or so of tiltable with fixed seat installing plate 47, four knots
Structure identical installing plate is rectangular structural member, is provided with several long strip through hole for supplying T-bolt to pass through thereon, and No. 1 flat
26, No. 1 platform inclination adjustment of 25, No. 1 platform inclination adjustment of platform tilt adjustments and fixed seat and fixed seat and fixed seat 27 and No. 4
Platform inclination adjustment is identical with the structure of fixed seat 28, and some T-slots are provided with the riser on seat, can adjust the high axle of tiltable
Platform 34 adjusts the incline high shaft platform 34 of tiltable and vibration isolation T-shaped in platform inclination adjustment and the setting height(from bottom) in fixed seat
Angle of inclination between groove cast iron platform 8, four platformses tilt adjustments are arranged on vibration isolation T-slot with fixed seat by T-bolt
In T-slot on cast iron platform 8, so as to which the high shaft platform 34 of tiltable be fixed.
Torque drive (or braking) motor 38 is arranged on the right-hand member of the high shaft platform 34 of tiltable, and driving is provided for whole experiment
Moment of torsion or braking torque, single case experiment suspended type vibration subject gear-box and the subject gear-box axletree 53 in axle assembly 36
One end pass through the output axis connection of flexible clutch 42 and torque drive (or braking) motor 38;Single case tests suspended type vibration
Gear-box is tested to cut with scissors to exciting to exciting Pivoting bearing base device 50,2 suspension types two including No. 1 suspension type two with axle assembly 36
Chain bearing holder device 51, subject gear-box 52 and subject gear-box axletree 53.It is a six segmentation ranks to be tested gear-box axletree 53
Terraced axle, wherein axial vibration bearing block 41 be arranged on axial vibration bearing block installation axle 58 at, for for be tested gear-box axletree
53 transmit axial excitation;No. 1 suspension type two is to exciting Pivoting bearing base device 50 and No. 2 suspension types two to exciting bearing seat with hinge
Device 51 is separately mounted to No. 1 suspension type two and cut with scissors to exciting Pivoting bearing base device installation axle 59 and No. 2 suspension types two to exciting
At chain bearing holder device installation axle 60, No. 1 suspension type two is cut with scissors to exciting Pivoting bearing base device 50 and No. 2 suspension types two to exciting
There are end cap seal, No. 1 vertical exciting actuator devices 15 and No. 1 vertical exciting actuator in the rear and front end of chain bearing holder device 51
The vertical linkage of device 17 is respectively with No. 1 suspension type two to exciting Pivoting bearing base device 50 and No. 2 suspension types two to swashing
Shake No. 1 vertical actuator earrings bearing pin 54 in Pivoting bearing base device 51 and No. 2 vertical actuator earrings bearing pin 55 is rotated and connected
Connect, for transmitting vertical exciting for subject gear-box axletree 53, wherein No. 1 empty spring standing balance and vertical vibration guidance system 35
For No. 1 suspension type two to exciting Pivoting bearing base device 50 provide flexible constraint supporting role, No. 2 empty spring standing balance with it is vertical
It is that No. 2 suspension types two provide flexible constraint supporting role to exciting Pivoting bearing base device 51 to vibrate guidance system 37;It is tested tooth
The output end of roller box 2 is connected by flexible clutch with 3A motor-cars motor 39, and 3A motor-cars motor 39 can be that subject gear-box carries
Make its braking for load, and braking energy is changed into electric energy and passes to torque drive (or braking) motor 38, and 3A motor-cars are electric
Machine 39 or motor, now torque drive (or braking) motor 38, which will be used as, loads, and load makes subject gear-box 52
It is dynamic, then braking energy is changed into electric energy and is transferred in 3A motor-cars motor 39, electric power closed-loop system is thus constituted, is made
Power constantly circulates in closed-loop system, and outer net only provides the progress that part machine damage energy can maintains experiment;3A motor-cars electricity
Machine 39 is arranged in 3A motor-cars motor support base 40, and 3A motor-cars motor support base 40 is bolted to connection in the high shaft platform of tiltable
On 34,3A motor-cars motor support base 40 can be completely fixed 3A motor-cars motor 39 and undertake suffered by 3A motor-cars motor 39 it is each to
Power.
Refering to Fig. 9 to Figure 12, described No. 1 empty spring standing balance and vertical vibration guidance system 35 and No. 2 empty spring static(al)s
Balance is similar to the structure of vertical vibration guidance system 36, and the two includes underslung bearing seat U-shaped guide rail and gas spring abutment 63, air bullet
Spring, which fills, wins 65 in succession in 64 and U-shaped frame, put down compared to No. 2 empty spring standing balance and 36, No. 1 empty spring static(al) of vertical vibration guidance system
Weighing apparatus also includes C-shaped frame support shaft and clamping plate assembly 66 and C-shaped frame swing connecting bar support column 67 with vertical vibration guidance system 35.
Underslung bearing seat U-shaped guide rail and gas spring abutment 63 are U-shaped structure part, are by 68, No. 2 U-shapeds of No. 1 U-shaped limition orientation post
Limition orientation post 69, underslung bearing seat U-shaped guide rail and gas spring abutment connecting bottom board 70 and air spring mounting seat 71 are welded;1
Number U-shaped limition orientation post 68 and No. 2 U-shaped limition orientation posts 69 are square bar tubular structure, and upper end is welded with rectangular connecting panels, its
In No. 2 U-shaped limition orientation posts 69 upper end rectangular connecting panels on along long side be provided with several supply installation bolt circular port, use
It is spacing in No. 1 empty spring standing balance of installation and 67, No. 1 U-shaped of C-shaped frame swing connecting bar support column in vertical vibration guidance system 35
The mode that welding is respectively adopted on lead 68 and No. 2 madial walls of U-shaped limition orientation post 69 is provided with guide plate, and guide plate makes to hang
Hanging two does catenary motion to exciting Pivoting bearing base device under exciting effect, and limits the motion of its longitudinal direction;Hanging
Bearing block U-shaped guide rail and gas spring abutment connecting bottom board 70 are rectangle connecting plate, are fixedly welded on No. 1 U-shaped limition orientation post 68 and 2
The bottom of number U-shaped limition orientation post 69, the manhole for setting several to be used for installation bolt respectively along long side direction;In No. 1 U
Between shape limition orientation post 68 and No. 2 U-shaped limition orientation posts 69, on underslung bearing seat U-shaped guide rail and gas spring abutment connecting bottom board 70
It is welded with the cup dolly of installation air spring assembly 64;Two U-shaped frame upper plates 65 are arranged on No. 1 U-shaped limition orientation post 68
With the upper end front and rear sides of No. 2 U-shaped limition orientation posts 69, limitation suspension type two to exciting Pivoting bearing base device in axial direction
Motion;Air spring assembly 64 is arranged in air spring mounting seat 71, to suspension type two to exciting Pivoting bearing base device
Flexible support effect is played, enable to reach static balancing state, and by changing changing at most for air spring
Its support stiffness, and then simulate the different degrees of impulsive force that bearing block is born.
C-shaped frame swing connecting bar support column 67 is welded by rectangular steel tube and rectangle connecting plate, is set on lower shoe
There are several to supply the manhole of installation bolt, No. 2 in No. 1 empty spring standing balance and vertical vibration guidance system 35
On the upper end connecting plate of U-shaped limition orientation post 69, C-shaped frame support shaft is enclosed on the support of C-shaped frame swing connecting bar with clamping plate assembly 66
On post 67, it is suspended on the upper end connecting plate of C-shaped frame swing connecting bar support column 67, is led to by C-shaped frame support shaft hanging bolt 75
C-shaped frame support shaft can be adjusted with pressing plate assembly 66 in C-shaped frame swing connecting bar support column by crossing the length of adjustment hanging bolt 75
Vertical position on 67;C-shaped frame support shaft 72 and C-shaped frame support shaft pressuring plate 73 are assembled by four C-shaped frame support shafts and pressing plate
Bolt 74 is installed together, and C-shaped frame support shaft 72 is formed by rectangle connecting plate and shaft-like structure welding, C-shaped frame support shaft
Hanging bolt 75 is arranged on the rectangle connecting plate in C-shaped frame support shaft 72, and shaft pressuring plate 73 and C-shaped frame branch are supported in C-shaped frame
Support and restricted bar is welded on the inside of the rectangle connecting plate of axle 72, C-shaped frame support shaft is put with pressing plate assembly 67 along C-shaped frame
The movement in vertical direction of dynamic link supports post 67, subject gear-box C-shaped frame swing connecting bar 48 are arranged in C-shaped frame support shaft 97 simultaneously
For rotation connection;The other end for being tested gear-box C-shaped frame swing connecting bar 57 is arranged in subject gear-box C-shaped frame 56, passes through tune
Whole C-shaped frame support shaft and vertical position of the pressing plate assembly 66 on C-shaped frame swing connecting bar support column 67, C-shaped frame swing connecting bar
57 will drive subject gear-box 52 to the left or certain angle that is tilted to the right, and analog orbit vehicle accelerates or gear during braking
The situation that case tilts forward or backward, detect distribution and the lubrication state of such a heeling condition lower tooth roller box lubricating oil.
Refering to Figure 13, hydraulic control host computer 76 is connected with Hydraulic System Controller 78 with signal wire, hydraulic system control
Device 78 processed is connected respectively to horizontal 79, No. 1 vertical actuator electrohydraulic servo valves of actuator electrohydraulic servo valve by three signal wires
On 80 and No. 2 vertical actuator electrohydraulic servo valve 81, hydraulic oil is respectively enterd No. 1 vertical by three flowlines of hydraulic power unit 82
In the hydraulic cylinder of 15, No. 2 vertical exciting actuator devices 17 of exciting actuator devices and horizontal exciting actuator devices 19, then pass through
Returned to by the oil return pipe of each actuator in hydraulic power unit 83.Hydraulic System Controller 78 be by singlechip technology realize from
Dynamic control unit, is to realize hydraulic control host computer 76 and testing stand execution unit (i.e. No. 1 vertical exciting actuator devices 15,2
Number vertical exciting actuator devices 17 and horizontal exciting actuator devices 19) contact critical elements, Hydraulic System Controller 78
The instruction that hydraulic control host computer 76 is sent is received, controls 79, No. 1 vertical actuator electricity of horizontal actuator electrohydraulic servo valve respectively
The break-make of hydraulic servo 80 and No. 2 vertical actuator electrohydraulic servo valve 81, No. 1 vertical exciting actuator devices are 15, No. 2 vertical to swash
Shake actuator devices 17 and horizontal exciting actuator devices 19 can use hydraulic pressure, pneumatic either Electronic control mode, according to
Actual tests requirement and field condition flexibly select, this testing stand using No. 1 vertical exciting actuator devices 15 of hydraulic actuator,
The work for the constant pressure liquid force feed that No. 2 vertical exciting actuator devices 17 and horizontal exciting actuator devices 19 provide in hydraulic power unit 82
With lower vertical and horizontal loading of the completion to test bearing, Hydraulic System Controller 78 is provided with emergency stop switch 77, for
Emergent stopping each actuator when facing a danger, protection test equipment is in itself and by testpieces.
Refering to Figure 14, the electric power of described electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform
Closed-loop control system includes torque drive (or braking) motor 38,3A motor-cars motor 39, subject gear-box 52, subject gear boxcar
The current transformer 84 of current transformer 83,2 of axle 53,1 and computer 85.
Power network power supply gives power Transmission to torque drive (or braking) motor 38 by No. 1 current transformer 83, torque drive (or
Braking) motor 38 drives subject gear-box axletree 53 to rotate and then drives and be tested gear-box 52 and operate, it is tested the output of gear-box
End is connected with 3A motor-cars motor 39, and 3A motor-cars motor 39 makes subject gear-box brake and generate electricity, and delivers power to No. 2 current transformers
Inside 84, No. 1 current transformer 83 is sent to again through over commutation, power cycle utilizes, and has reached the effect of electric power closed loop, computer 85
It is connected by signal wire with No. 1 current transformer 83 and No. 2 current transformers 84, sends an instruction to 83, No. 2 current transformers of No. 1 current transformer
84 control its work, and then the progress of Control experiment.
Electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform operation principle:
Electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform of the present invention is to being tested tooth
Roller box axletree carries out vertical hydraulic exciting and axial hydraulic exciting, and accurate simulation gear box of high-speed train is suffered under actual condition
To Vibration Condition when being run on actual track of radial load and axial load and bullet train, true reappearance arranges at a high speed
The parallel operation gear boxes vibration suffered in actual motion;Subject gear-box is tested under electronic activity of force closed loop states, both
Train traction motor can be simulated and export reasonability and correctness that very big moment of torsion ensures gear-box detection, make energy circulation again
Use, it is only necessary to consume the energy that a small amount of dispatch from foreign news agency provides;Electric power closed loop monodentate roller box tilting testing stand passes through tiltable height
Gear-box inclining experiment hanging swinging axle on shaft platform is hung on the conjuncted column of both sides gantry frame, is inclined by four platformses
The adjustment of skew adjustment and fixed seat can axially produce certain angle of inclination, and be tested gear-box in C-shaped frame swing connecting bar
Adjustment under can produce certain lateral inclination angle, can with analog detection gear-box bullet train curvilinear motion, braking with
And the distribution of lubricating oil and lubrication circumstances in the case of accelerating;Cooling cycle system in testing stand is to be used to detect low temperature environment,
Especially in starting process, its influence to gear-box internal lubrication oil normal circulation.
Claims (9)
- A kind of 1. electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform, it is characterised in that:Including every Shaken T-slot cast iron platform (8), and electric power closed loop monodentate roller box tilting is fixed with described vibration isolation T-slot cast iron platform (8) Testing stand (1), horizontal exciting device (2), low-temperature test system (3), No. 1 conjuncted column of gantry frame (4), No. 2 gantry frames No. 1 dragon is fixed with conjuncted column (5), described No. 1 conjuncted column of gantry frame (4) and No. 2 conjuncted columns of gantry frame (5) The vertical hanging excitation system (6) of door and the vertical hanging excitation system (7) in No. 2 gantry;No. 1 suspension type two in described electric power closed loop monodentate roller box tilting testing stand (1) fills to exciting bearing seat with hinge Put (50) and No. 2 suspension types two to exciting Pivoting bearing base device (51) respectively hanging excitation system (6) vertical with No. 1 gantry and Vertical exciting actuator devices in the vertical hanging excitation system (7) in No. 2 gantry are rotatablely connected by vertical linkage;It is described Electric power closed loop monodentate roller box tilting testing stand (1) in No. 1 gear-box tiltedly test hanging swinging axle (48) and No. 2 gears Case inclining experiment hanging swinging axle (49) hanging is in No. 1 conjuncted column of gantry frame (4) and No. 2 conjuncted columns of gantry frame (5) On mounting hole in;Axial vibration bearing block (41) in described electric power closed loop monodentate roller box tilting testing stand (1) with Horizontal exciting linkage (21) rotation connection in horizontal exciting device (2);Described low-temperature test system (3) includes low-temperature cooling system (22), insulation cooling circular flexible pipeline and axle stream Machine assembly (23) and the wooden cold wind circulating box (24) of low-temperature test;Wooden cold wind circulating box (24) installation of described low-temperature test It is outside in subject gear-box (52), subject gear-box (52) is fully wrapped around;Low-temperature cooling system (22) is cold by insulation But circular flexible pipeline circulates to the wooden cold wind circulating box (24) of low-temperature test with axle stream machine assembly (23) and provides cold air.
- 2. electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform as claimed in claim 1, it is special Sign is:The vertical hanging excitation system (6) in No. 1 described gantry hangs gantry entablature device (11) including No. 1 vertical exciting Gantry entablature device height adjusting cushion plate (14) is hung with No. 1 vertical exciting, the vertical hanging excitation system (7) in No. 2 gantry includes No. 2 Vertical exciting hangs gantry entablature device (12) and No. 2 vertical excitings hang gantry entablature device height adjusting cushion plate (13), No. 1 The both ends that vertical exciting hangs gantry entablature device (11) are bolted on No. 1 conjuncted column of gantry frame (4) and No. 2 The conjuncted column of gantry frame (5) upper surface, No. 2 vertical excitings are hung gantry entablature device (12) and hung with No. 1 vertical exciting Gantry entablature device (11) is fixed side by side;No. 1 described vertical exciting hang gantry entablature device (11) and it is No. 2 vertical swash Shake and hang gantry entablature device (12) and the company of No. 1 conjuncted column of gantry frame (4) and No. 2 conjuncted columns of gantry frame (5) The place of connecing is provided with that No. 1 exciting hangs gantry entablature device height adjusting cushion plate (14) and No. 2 vertical excitings hang gantry entablature dress Put height adjusting cushion plate (13).
- 3. electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform as claimed in claim 1, it is special Sign is:No. 1 gear-box in described electric power closed loop monodentate roller box tilting testing stand (1) tiltedly tests hanging swinging axle (48) and No. 2 gear-box inclining experiment hanging swinging axles (49) are fixed on the high shaft platform of tiltable (34) along long side both sides, No. 1 tooth Roller box tiltedly tests hanging swinging axle (48) and the high axle of tiltable of the homonymy of No. 2 gear-box inclining experiment hanging swinging axles (49) is put down The both ends of platform (34) are welded with tilt adjustments and fixed seat installing plate, four tilt adjustments and fixed seat installing plate and be fixed on every The four platformses tilt adjustments shaken on T-slot cast iron platform (8) are connected with fixed seat, platform inclination adjustment and erecting in fixed seat Some T-slots are provided with plate, tilt adjustments are led to being provided with the strip passed through for T-bolt on fixed seat installing plate Hole, the angle of inclination between the high shaft platform of tiltable (34) and vibration isolation T-slot cast iron platform (8) can adjust.
- 4. electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform as claimed in claim 1, it is special Sign is:Described electric power closed loop monodentate roller box tilting testing stand (1) also includes No. 1 empty spring standing balance and vertical vibration Guidance system (35) and No. 2 empty spring standing balance and vertical vibration guidance system (37), No. 1 empty spring standing balance and vertical vibration Guidance system (35) is that No. 1 suspension type two provides flexible constraint supporting role, No. 2 empty springs to exciting Pivoting bearing base device (50) Standing balance is that No. 2 suspension types two provide flexibility about to exciting Pivoting bearing base device (51) with vertical vibration guidance system (37) Beam supporting role.
- 5. electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform as claimed in claim 4, it is special Sign is:No. 1 described empty spring standing balance and vertical vibration guidance system (35) and No. 2 empty spring standing balance and vertical vibration Guidance system (36) includes underslung bearing seat U-shaped guide rail and gas spring abutment (63), is won in succession in air spring dress (64) and U-shaped frame (65), No. 1 empty spring standing balance also include with vertical vibration guidance system (35) C-shaped frame support shaft and clamping plate assembly (66) and C-shaped frame swing connecting bar support column (67);Described underslung bearing seat U-shaped guide rail is with gas spring abutment (63) by No. 1 U-shaped limition orientation post (68), No. 2 U-shaped limition orientation posts (69), underslung bearing seat U-shaped guide rail and gas spring abutment connecting bottom board (70) and air spring installation Seat (71) is welded to form U-shaped structure part;The upper end of No. 1 U-shaped limition orientation post (68) and No. 2 U-shaped limition orientation posts (69) is welded Rectangular connecting panels are connected to, the upper end of No. 2 U-shaped limition orientation posts (69) is provided with C-shaped frame swing connecting bar support column (67), No. 1 U-shaped Guide plate is respectively welded on limition orientation post (68) and No. 2 U-shaped limition orientation post (69) madial walls, guide plate makes suspension type two Catenary motion is done under exciting effect to exciting Pivoting bearing base device, limits the motion of its longitudinal direction;Underslung bearing seat U-shaped Guide rail is fixed on the bottom of No. 1 U-shaped limition orientation post (68) and No. 2 U-shaped limition orientation posts (69) with gas spring abutment connecting bottom board (70) End, the manhole for setting several to be used for installation bolt respectively along long side direction;In No. 1 U-shaped limition orientation post (68) and No. 2 Between U-shaped limition orientation post (69), underslung bearing seat U-shaped guide rail is with being welded with installation air bullet on gas spring abutment connecting bottom board (70) The cup dolly of spring device (64);Two U-shaped frame upper plates (65) are arranged on No. 1 U-shaped limition orientation post (68) and No. 2 U-shaped limits The upper end front and rear sides of position lead (69), motion of the limitation suspension type two to exciting Pivoting bearing base device in axial direction; Air spring assembly (64) is arranged in air spring mounting seat (71), for supporting suspension type two to be filled to exciting bearing seat with hinge Put.
- 6. electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform as claimed in claim 1, it is special Sign is:Also include No. 1 current transformer (83), No. 2 current transformers (84) and computer (85), described No. 1 current transformer (83), No. 2 Current transformer (84), computer (85) and the driving in electric power closed loop monodentate roller box tilting testing stand (1) or braking motor (38), (3) A motor-cars motor (39), subject gear-box (52), subject gear-box axletree (53) composition electric power closed-loop control system; Power network power supply is electric to torque drive or braking motor (38), torque drive or braking by power Transmission by No. 1 current transformer (83) The output shaft of machine (38) is connected with one end of subject gear-box axletree (53) by flexible clutch (42), torque drive or braking Motor (38) drives subject gear-box axletree (53) to rotate and then drives subject gear-box (52) operating, subject gear-box (52) Output end is connected with (3) A motor-cars motor (39) by flexible connector, (3) A motor-cars motor (39) make subject gear-box brake and Generate electricity, deliver power to No. 2 current transformers (84) inside, send No. 1 current transformer (83) to again through over commutation, computer (85) is logical Cross signal wire with No. 1 current transformer (83) and No. 2 current transformers (84) to be connected, send an instruction to No. 1 current transformer (83), No. 2 changes Stream device (84) controls its work, and then the progress of Control experiment.
- 7. electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform as claimed in claim 1, it is special Sign is:Also include spring vibration isolation concrete foundation (9) and spring vibration isolation system (10), described vibration isolation T-slot cast iron platform (8) it is fixedly connected in spring vibration isolation concrete foundation (9), pre-stressed base isolation spring system (10) is arranged on spring vibration isolation concrete foundation (9) four right angles below.
- A kind of 8. electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform for described in claim 1 Hydraulic control system, it is characterised in that:Including hydraulic control host computer (76), Hydraulic System Controller (78), horizontal start Device electrohydraulic servo valve (79), No. 1 vertical actuator electrohydraulic servo valve (80), No. 2 vertical actuator electrohydraulic servo valve (81) and liquid Press pump station (82);Described hydraulic control host computer (76) is connected with Hydraulic System Controller (78) by signal wire, hydraulic pressure System controller (78) is connected respectively to horizontal actuator electrohydraulic servo valve (79), No. 1 vertical actuator by three signal wires On electrohydraulic servo valve (80) and No. 2 vertical actuator electrohydraulic servo valve (81), hydraulic oil is fuel-displaced by three of hydraulic power unit (82) Pipe respectively enters No. 1 vertical exciting actuator devices (15), No. 2 vertical exciting actuator devices (17) and horizontal exciting actuator In the hydraulic cylinder of device (19), then return in hydraulic power unit (83) via the oil return pipe of each actuator;Hydraulic System Controller (78) hydraulic control host computer (76) instruction for sending is received, controls horizontal actuator electrohydraulic servo valve (79), No. 1 vertical respectively Actuator electrohydraulic servo valve (80) and the break-make of No. 2 vertical actuator electrohydraulic servo valve (81).
- 9. as claimed in claim 8 for electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform Hydraulic control system, it is characterised in that:Described Hydraulic System Controller (78) is provided with emergency stop switch (77).
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CN107607318A (en) * | 2017-09-23 | 2018-01-19 | 吉林大学 | Tiltable homonymy torque machinery loads and the Double gear box low-temperature test platform of driving |
CN110173472B (en) * | 2019-05-15 | 2024-03-26 | 明阳智慧能源集团股份公司 | Hydraulic system of wind power gear box flexible pin shaft test bench and control method thereof |
CN114275187B (en) * | 2021-04-26 | 2024-02-13 | 北京强度环境研究所 | Vibration-static force-excitation three-combination test device |
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CN1818598A (en) * | 2006-03-17 | 2006-08-16 | 燕山大学 | Externally swing joint-bearing fatigue experimental apparatus of automatic rotor oblique device for helicopter |
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CN104792532A (en) * | 2015-04-28 | 2015-07-22 | 中国船舶重工集团公司第七一一研究所 | Marine thrust bearing equipment test apparatus |
CN104865068A (en) * | 2015-05-31 | 2015-08-26 | 吉林大学 | High-speed train power closed loop hanging-type gearbox reliability test bench |
CN105510033A (en) * | 2015-12-22 | 2016-04-20 | 青岛理工大学 | Tapered roller bearing lubricating oil film measurement simulation device and contact pair adjusting method |
CN205691333U (en) * | 2016-05-30 | 2016-11-16 | 吉林大学 | Electric power power closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform |
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CN1818598A (en) * | 2006-03-17 | 2006-08-16 | 燕山大学 | Externally swing joint-bearing fatigue experimental apparatus of automatic rotor oblique device for helicopter |
CN102032854A (en) * | 2009-09-28 | 2011-04-27 | 上海联合滚动轴承有限公司 | Measuring device for wind-driven generator main bearing |
CN104792532A (en) * | 2015-04-28 | 2015-07-22 | 中国船舶重工集团公司第七一一研究所 | Marine thrust bearing equipment test apparatus |
CN104865068A (en) * | 2015-05-31 | 2015-08-26 | 吉林大学 | High-speed train power closed loop hanging-type gearbox reliability test bench |
CN105510033A (en) * | 2015-12-22 | 2016-04-20 | 青岛理工大学 | Tapered roller bearing lubricating oil film measurement simulation device and contact pair adjusting method |
CN205691333U (en) * | 2016-05-30 | 2016-11-16 | 吉林大学 | Electric power power closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform |
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