CN105865780A - Hydraulic-vibration inclinable low temperature testing table for electric power closed-loop single gear box - Google Patents
Hydraulic-vibration inclinable low temperature testing table for electric power closed-loop single gear box Download PDFInfo
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- CN105865780A CN105865780A CN201610367703.7A CN201610367703A CN105865780A CN 105865780 A CN105865780 A CN 105865780A CN 201610367703 A CN201610367703 A CN 201610367703A CN 105865780 A CN105865780 A CN 105865780A
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- exciting
- box
- gantry
- hydraulic
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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
-
- 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
- G01M13/028—Acoustic or vibration analysis
Abstract
The invention relates to a hydraulic-vibration inclinable low temperature testing table for an electric power closed-loop single gear box. An inclinable testing table body for the power closed-loop single gear box, a transverse vibration device, a low temperature testing system, a first gantry framework integral stand column and a second gantry framework integral stand column are fixed on vibration-isolation T-shaped groove iron casting platform; a first gantry vertical hanging vibration system and a second gantry vertical hanging vibration system are fixed on the first gantry framework integral stand column and the second gantry framework integral stand column respectively; the low temperature testing system comprises a low temperature cooling system, a heat-insulation cooling circulating flexible pipeline and axial-flow machine assembling body and a low temperature test wooden cold-air circulating box; the low temperature cooling system provides cold air for the low temperature test wooden cold-air circulating box in a circulating mode through the heat-insulation cooling circulating flexible pipeline and axial-flow machine assembling body. The problems that in the prior art, when a tested gear box is disassembled and installed on different testing tables for tests, the tests are cumbersome, and testing results are inaccurate 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 monodentate
Roller box hydraulic exciting tilting low-temperature test platform.
Background technology
At present, the development of High Speed Train in China technology is advanced by leaps and bounds, and a new generation's the highest operating speed of EMUs has reached 380km/h,
The highest test speed of EMUs of up-to-date development is already close to 600km/h.The raising of train running speed and vehicle axle weight load
Promote and exacerbate wheel to the impact shock between track, the riding comfort of rail vehicle and the safety of operation and stationarity
Problem gradually highlights.Gear-box is as the vitals of rail vehicle truck, and it is right to be responsible for the power of train to pass to take turns, its
The quality of performance directly influences bogie or even the performance of whole train.The working environment of gear-box is more complicated, and carrying becomes
Change frequently, easily running at high speed and fatigue rupture occurs in the case of strenuous exercise.Therefore, it is necessary to examined by compbined test
Whether survey means reach reliability requirement to the overall performance index of the gear-box after assembling judges.
In rail vehicle actual motion, gear-box may be by the stress of different directions and impact shock, and its fault is probably
The superposition of one or more failure modes, the most only detects gear box arrangement fault, ability in rail vehicle actual motion
Effectively analyze the reliability of gear-box.And existing railway vehicle gear case detection method major part is all according to having occurred
Gear-box failure mode set specific operating condition of test gear-box carried out fail-safe analysis, it is impossible to true reflection gear-box exists
Working environment in train actual motion.Gear-box is made to allow for meeting high speed high pulling torque operating mode due to the speed-raising of EMUs again
Under reliability requirement, to testing stand drive motor power have higher requirement, existing gear box test table be 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 monodentate roller box hydraulic exciting tilting low-temperature test platform, solve
Prior art carries out testing loaded down with trivial details and result of the test is inaccurate being removed and installed by tested gear-box on different testing stands
Problem.
The purpose of the present invention is achieved through the following technical solutions:
A kind of electric power power closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform, puts down including vibration isolation T-slot cast iron
Platform 8, described vibration isolation T-slot cast iron platform 8 is fixed with electric power closed loop monodentate roller box tilting testing stand 1, laterally swashs
Vibrating device 2, low-temperature test system 4, No. 2 conjuncted columns of gantry frame 5 of 3, No. 1 conjuncted column of gantry frame, described 1
It is fixed with No. 1 vertical hanging in gantry excitation system 6 He on number conjuncted column of gantry frame 4 and No. 2 conjuncted columns of gantry frame 5
No. 2 vertical hanging in gantry excitation systems 7；Described No. 1 suspension in electric power closed loop monodentate roller box tilting testing stand 1
Two is vertical with No. 1 gantry respectively to exciting Pivoting bearing base device 51 to exciting Pivoting bearing base device 50 and No. 2 suspensions two
Vertical exciting actuator devices in hanging excitation system 6 and No. 2 vertical hanging in gantry excitation systems 7 is by vertical linkage
It is rotationally connected；Hanging swinging axle tiltedly tested by described No. 1 gear-box in electric power closed loop monodentate roller box tilting testing stand 1
48 and No. 2 gear-box inclining experiment hanging swinging axles 49 are hung at No. 1 conjuncted column of gantry frame 4 and No. 2 gantry frame connection
In installing hole on body column 5；The described axial vibration bearing block in electric power closed loop monodentate roller box tilting testing stand 1
41 are rotationally connected with the horizontal exciting linkage 21 in horizontal exciting device 2；Described low-temperature test system 3 includes low temperature
Cooling system 22, insulation cooling circular flexible pipeline and axial flow machine assembly 23 and low-temperature test wooden cold wind circulating box 24；
It is outside that described low-temperature test wooden cold wind circulating box 24 is arranged on tested gear-box 52, by fully wrapped around for tested gear-box 52；
Low-temperature cooling system 22 circulates to low-temperature test wooden cold by insulation cooling circular flexible pipeline with axial flow machine assembly 23
Wind circulating box 24 provides cold air.
More excellent technical scheme as the present invention: No. 1 described vertical hanging in gantry excitation system 6 includes No. 1 vertical exciting
Hanging gantry entablature device 11 and No. 1 vertical exciting hang gantry entablature device height adjusting cushion plate 14, No. 2 described gantry
Vertical hanging excitation system 7 includes that No. 2 vertical excitings hang gantry entablature device 12 and No. 2 vertical excitings are hung on gantry
The two ends that 13, No. 1 vertical exciting of beam device height adjusting cushion plate hangs gantry entablature device 11 are bolted on No. 1 dragon
The conjuncted column of door frame 4 and No. 2 gantry frame conjuncted column 5 upper surfaces, No. 2 vertical excitings hang gantry entablature device 12
Hang gantry entablature device 11 with No. 1 vertical exciting to fix side by side；No. 1 described vertical exciting hangs gantry entablature dress
Put 11 and No. 2 vertical excitings and hang gantry entablature device 12 and No. 1 conjuncted column of gantry frame 4 and No. 2 gantry frame connection
The junction of body column 5 is provided with No. 1 exciting and hangs gantry entablature device height adjusting cushion plate 14 and No. 2 vertical exciting hanging dragons
Door entablature device height adjusting cushion plate 13.
More excellent technical scheme as the present invention: described No. 1 in electric power closed loop monodentate roller box tilting testing stand 1
Hanging swinging axle 48 tiltedly tested by gear-box and No. 2 gear-box inclining experiment hanging swinging axles 49 are fixed on tiltable height shaft platform
34 along both sides, long limit, and the same of hanging swinging axle 48 and No. 2 gear-box inclining experiments hanging swinging axles 49 tiltedly tested by No. 1 gear-box
The two ends of the tiltable height shaft platform 34 of side are welded with tilt adjustments and fixing seat installing plate, and four tilt adjustments are pacified with fixing seat
Dress plate is connected with fixing seat with the four platforms tilt adjustments being fixed on vibration isolation T-slot cast iron platform 8, platform inclination adjustment and
It is provided with some T-slot on riser on fixing seat, tilt adjustments and fixing seat installing plate are provided with for T-bolt
The strip through hole passed through；Angle of inclination between tiltable height shaft platform 34 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 includes No. 1
Empty spring standing balance and vertical vibration guidance system 35 and No. 2 empty spring standing balance and 37, No. 1 sky of vertical vibration guidance system
Spring standing balance and vertical vibration guidance system 35 provide flexible constraint for No. 1 suspension two to exciting Pivoting bearing base device 50
Supporting role, No. 2 empty spring standing balance are that No. 2 suspensions two fill to exciting bearing seat with hinge with vertical vibration guidance system 37
51 offer flexible constraint supporting roles are provided.
More excellent technical scheme as the present invention: No. 1 described empty spring standing balance and vertical vibration guidance system 35 and 2
Number empty spring standing balance and vertical vibration guidance system 36 all include underslung bearing seat U-shaped guide rail and gas spring abutment 63, air spring
Fill 64 and U-shaped frame on win 65 in succession, No. 1 described empty spring standing balance and vertical vibration guidance system 35 also include 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 and gas spring abutment
63 are connected with gas spring abutment by 68, No. 2 spacing leads of U-shaped 69 of No. 1 spacing lead of U-shaped, underslung bearing seat U-shaped guide rail
Base plate 70 and air spring mounting seat 71 are welded to form U-shaped structural member；No. 1 spacing lead of U-shaped 68 and No. 2 U-shaped limits
The upper end of position lead 69 is all welded with rectangular connecting panels, and the upper end of No. 2 spacing leads of U-shaped 69 is provided with C-shaped frame and swings
It is respectively welded on 67, No. 1 spacing lead of U-shaped 68 of link supports post and No. 2 U-shaped spacing lead 69 medial walls and leads
To plate, guide plate makes suspension two do catenary motion to exciting Pivoting bearing base device under exciting effect, limits its longitudinal direction
Motion；Underslung bearing seat U-shaped guide rail and gas spring abutment connecting bottom board 70 are fixed on No. 1 spacing lead of U-shaped 68 and No. 2
The bottom of the spacing lead of U-shaped 69, is respectively provided with several for the manhole installing bolt along long side direction；At No. 1
Between the spacing lead of U-shaped 68 and No. 2 spacing leads of U-shaped 69, underslung bearing seat U-shaped guide rail is connected the end with gas spring abutment
The cup dolly installing air spring assembly 64 it is welded with on plate 70；Two U-shaped frame upper plates 65 are arranged on No. 1 U-shaped limit
Both sides before and after the upper end of position lead 68 and No. 2 spacing leads of U-shaped 69, limit suspension two to exciting bearing seat with hinge
Device motion in axial direction；Air spring assembly 64 is arranged in air spring mounting seat 71, is used for supporting suspension two
To exciting Pivoting bearing base device.
More excellent technical scheme as the present invention: described electric power power closed loop monodentate roller box hydraulic exciting tilting low temperature
Testing stand also includes spring vibration isolation concrete foundation 9 and spring vibration isolation system 10, and described vibration isolation T-slot cast iron platform 8 is solid
Surely being connected in spring vibration isolation concrete foundation 9, pre-stressed base isolation spring system 10 is arranged on below spring vibration isolation concrete foundation 9
Four right angle.
More excellent technical scheme as the present invention: described electric power power closed loop monodentate roller box hydraulic exciting tilting low temperature
Testing stand, also includes 83, No. 2 current transformers 84 of No. 1 current transformer and computer 85, No. 1 described current transformer 83,2 change
Stream device 84, computer 85 and the driving in electric power closed loop monodentate roller box tilting testing stand 1 or braking motor 38,3A move
Vehicle motor 39, tested gear-box 52, tested gear-box axletree 53 form electric power closed-loop control system；Electrical network is powered through No. 1
Current transformer 83 by power transmission to torque drive (or braking) motor 38, the output of torque drive (or braking) motor 38
Axle is connected by flexible clutch 42 with one end of tested gear-box axletree 53, and torque drive (or braking) motor 38 drives
Tested gear-box axletree 53 rotates and then drives tested gear-box 52 to operate, the outfan of tested gear-box 52 and 3A motor-car
Motor 39 is connected by flexible connector, and 3A motor-car motor 39 makes the braking of tested gear-box generate electricity, and delivers power to 2
Number current transformer 84 is internal, sends No. 1 current transformer 83 again to through over commutation, machine 85 by holding wire and No. 1 current transformer 83 and
No. 2 current transformers 84 are connected, and send an instruction to 83, No. 2 current transformers 84 of No. 1 current transformer and control its work, and then control
The carrying out of test.
A kind of for the electric power power closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform described in claim 1
Hydraulic control system, including hydraulic control host computer 76, Hydraulic System Controller 78, horizontal actuator electrohydraulic servo valve 79,
80, No. 2 vertical actuator electrohydraulic servo valves 81 of No. 1 vertical actuator electrohydraulic servo valve and hydraulic power unit 82；Described hydraulic pressure
Controlling host computer 76 to be connected by holding wire with Hydraulic System Controller 78, Hydraulic System Controller 78 is by three signals
Line is connected respectively to the vertical actuator electrohydraulic servo valve 80 of horizontal actuator electrohydraulic servo valve 79,1 and No. 2 vertical actuator
On electrohydraulic servo valve 81, hydraulic oil is respectively enterd No. 1 vertical exciting actuator devices by three flowlines of hydraulic power unit 82
15, in the hydraulic cylinder of No. 2 vertical exciting actuator devices 17 and horizontal exciting actuator devices 19, then via each actuator
Oil return pipe return in hydraulic power unit 83；Hydraulic System Controller 78 receives the instruction that hydraulic control host computer 76 sends, point
Do not control the vertical actuator electrohydraulic servo valve 80 of horizontal actuator electrohydraulic servo valve 79,1 and No. 2 vertical actuator are electro-hydraulic watches
Take the break-make of valve 81.Described Hydraulic System Controller 78 is provided with emergency stop switch 77.
Compared with prior art the invention has the beneficial effects as follows:
1. in the present invention transverse hydraulic exciting device and portal frame vertical hanging hydraulic exciting device, can be with accurate simulation tooth
Radial direction that roller box and axletree are suffered in rail vehicle actual operating mode and vertical load and Vibration Condition, detect tested gear
The case various parameters under pulsating stress effect, it is also possible to make gear-box generation fatigue rupture, the actual destruction shape of simulation gear-box
The reason that formula and then the technical staff's fatigue analysis that facilitates are destroyed.
Gear-box inclining experiment hanging swinging axle hanging on tiltable height shaft platform the most of the present invention is conjuncted vertical at both sides gantry frame
On post, can axially produce certain angle of inclination by four platforms tilt adjustments with the adjustment of fixing seat, and tested gear
Case can produce certain lateral inclination angle under the adjustment of C-shaped frame swing connecting bar, can be with analog detection gear-box at bullet train
Curvilinear motion, brake and accelerate in the case of the distribution of lubricating oil and lubrication circumstances.
3. the low-temperature test system in the present invention is for simulating the low temperature impact on gear-box, especially in starting process, and temperature
The degree impact on gear-box internal lubrication oil normal circulation.
4. the present invention tests under electric power power closed loop states, both can simulate the torsion that train traction motor output is the biggest
Square ensures reasonability and the correctness of gear-box detection, makes again energy recycle, it is only necessary to consume the energy that a small amount of dispatch from foreign news agency provides
Just can maintain the carrying out of test.
In sum: present configuration is compact to design reasonable and installation and repairing is convenient, it is possible to carry out gear box of high-speed train comprehensively
Property reliability test, to improving the safe operation of train and improving the riding comfort of EMU and have and well promote work
With, there is good Social benefit and economic benefit.
Accompanying drawing explanation
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 the structure composition axonometric projection view of electric power closed loop monodentate roller box tilting testing stand of the present invention；
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 projection view；
Fig. 6 is tiltable height shaft platform axonometric projection view of the present invention；
Fig. 7 is that single case of the present invention test tested gear-box of suspended type vibration forms axonometric projection with axle assembly structure
View；
Fig. 8 is tested gear-box axletree axonometric projection view of the present invention；
Fig. 9 is the axonometric projection view of No. 1 empty spring standing balance of the present invention and vertical vibration guidance system structure composition；
Figure 10 is the axonometric projection view of No. 2 empty spring standing balance of the present invention and vertical vibration guidance system structure composition；
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 horizontal exciting device 3. low-temperature test system of electric power closed loop monodentate roller box tilting testing stand 2.
4. the 6. No. 1 vertical hanging in gantry excitation systems 7. of 5. No. 2 conjuncted columns of gantry frame of No. 1 conjuncted column of gantry frame
No. 2 vertical hanging in gantry excitation system 8. vibration isolation T-slot cast iron platform 9. spring vibration isolation concrete foundation 10. bullets
11. No. 1 vertical excitings of spring vibrating isolation system are hung 12. No. 2 vertical excitings of gantry entablature device and are hung gantry entablature dress
Put 13. No. 2 vertical excitings to hang gantry 14. No. 1 vertical excitings of entablature device height adjusting cushion plate and hang gantry entablature dress
Put 17. No. 2 vertical excitings of longitudinal beam on height adjusting cushion plate 15. 1 16. No. 1 portal frames of vertical exciting actuator devices
The horizontal exciting actuator of the horizontal exciting actuator devices of longitudinal beam 19. 20. on 18. No. 2 portal frames of actuator devices
Reaction support 21. horizontal exciting linkage 22. low-temperature cooling system 23. insulation cooling circular flexible pipe
25. No. 1 platform inclinations in road and axial flow machine assembly 24. low-temperature test wooden cold wind circulating box adjust and fix seat 26.
No. 2 platform inclinations adjust and fix 27. No. 3 platform inclinations adjustment of seat and fix 28. No. 4 platform inclinations adjustment of seat with solid
29. No. 2 vertical excitings of reservation are hung gantry entablature device height adjusting cushion plate and are installed 30. No. 1 vertical exciting hangings of connecting plate
It is conjuncted vertical that gantry entablature device height adjusting cushion plate installs connecting plate 31. gantry frame column conjuncted 32. gantry frames of welding
Post mounting base 33. gear-box inclining experiment hanging swinging axle installing hole 34. 35. No. 1 skies of tiltable height shaft platform
Spring standing balance case single with the vertical vibration guidance system 36. test tested gear-box of suspended type vibration and axle assembly 37.
No. 2 empty spring standing balance and vertical vibration guidance system 38. torque drive (or braking) motor 39. 3A motor-car motor
40. 3A motor-car motor support base 41. axial vibration bearing block 42. flexible clutch 43. tiltable height shaft platform welding
44. No. 1 platform inclinations of pipe adjust and fix the 45. No. 2 platform inclinations adjustment of seat installing plate and fix seat installing plate 46.
No. 3 platform inclinations adjust and fix the 47. No. 4 platform inclinations adjustment of seat installing plate and fix 48. No. 1 gears of seat installing plate
49. No. 2 gear-box inclining experiment hanging 50. No. 1 suspensions two of swinging axle of case inclining experiment hanging swinging axle cut with scissors to exciting
51. No. 2 suspensions two of chain bearing holder device are to the exciting Pivoting bearing base device 52. tested tooth of tested gear-box 53.
55. No. 2 tested gear-boxes of vertical actuator earrings bearing pin 56. of roller box axletree 54. 1 vertical actuator earrings bearing pin
C-shaped frame 57. tested gear-box C-shaped frame swing connecting bar 58. axial vibration bearing block installs 59. No. 1 suspensions of axle
Two install 60. No. 2 suspensions two of axle to exciting Pivoting bearing base device installs axle 61. to exciting Pivoting bearing base device
Tested gear-box is installed axle 62. flexible clutch and is installed axle 63. underslung bearing seat U-shaped guide rail and gas spring abutment 64.
66.C shape frame support shaft of winning in succession on air spring assembly 65.U shape frame and clamping plate assembly 67.C shape frame swing connecting bar
69. No. 2 U-shaped spacing lead 70. underslung bearing seat U-shaped guide rails of 68. No. 1 spacing leads of U-shaped of support column
With gas spring abutment connecting bottom board 71. air spring mounting seat 72.C shape frame support shaft 73.C shape frame support shaft pressing plate
74.C shape frame support shaft assembles bolt 75.C shape frame support shaft hanging bolt 76. hydraulic control host computer with pressing plate
77. emergency stop switch 78. Hydraulic System Controller 79., 80. No. 1 vertical actuator of horizontal actuator electrohydraulic servo valve
Electrohydraulic servo valve 81. 2 vertical actuator electrohydraulic servo valve 82. 83. No. 1 current transformers of hydraulic power unit 84. 2
Current transformer 85. computer.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is explained in detail:
Refering to Fig. 1 to Fig. 2, electric power power closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform of the present invention
Including electric power closed loop monodentate roller box tilting testing stand 1, horizontal exciting device 2,3, No. 1 gantry frame of low-temperature test system
6, No. 2 vertical hangings in gantry of 5, No. 1 vertical hanging in gantry excitation system of 4, No. 2 conjuncted columns of gantry frame of conjuncted column swash
Vibrating 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 concrete by foundation bolt
On basis 9, four right angle below spring vibration isolation concrete foundation 9 are provided with four sleeve spring vibrating isolation systems 10, reduce
The foundation vibration damage on testing stand and the impact on result of the test, also provide good experimental enviroment for staff；Every
T-slot cast iron platform 8 upper surface that shakes is uniformly arranged some the T-slots being parallel to each other, and facilitates the installation of correlation test equipment
And the adjustment of position.No. 1 described conjuncted column of gantry frame 4 and No. 2 conjuncted columns of gantry frame 5 are arranged on vibration isolation side by side
The left and right sides of T-slot cast iron platform 8, No. 1 vertical hanging in gantry excitation system 6 and No. 2 vertical hanging in gantry excitation systems
No. 1 vertical exciting in 7 hangs gantry entablature device 11 and No. 2 vertical excitings are hung gantry entablature device 12 and led to respectively
Cross bolt and be arranged on No. 1 conjuncted column of gantry frame 4 and No. 2 gantry frame conjuncted column 5 upper surfaces side by side, constitute gantry frame
Shelf structure, hangs gantry entablature device 11 and No. 2 vertical excitings hang gantry entablature device 12 at No. 1 vertical exciting
Connect lower surface and No. 1 conjuncted column of gantry frame 4 at two and No. 2 gantry frame conjuncted column 5 upper surfaces are provided with No. 1 and hang down
Hang gantry entablature device height adjusting cushion plate 14 to exciting and No. 2 vertical excitings hang gantry entablature device height adjusting cushion plate 13,
Can be by quantity regulating No. 1 gantry vertical hanging excitation system 6 of backing plate and No. 2 gantry vertical hanging excitings be increased or decreased
The height of system 7；On No. 1 portal frame, on longitudinal beam 16 and No. 2 portal frames, longitudinal beam 18 is taken formula side by side by rocker bar bearing and is pacified
It is contained in No. 1 vertical exciting and hangs gantry entablature device 11 and No. 2 vertical excitings hang the two of gantry entablature device 12 end face
End；No. 1 vertical exciting actuator in No. 1 vertical hanging in gantry excitation system 6 and No. 2 vertical hanging in gantry excitation systems 7
Device and No. 2 vertical exciting actuator devices 17 are cut with scissors to exciting by vertical linkage therein and No. 1 suspension two respectively
Chain bearing holder device 50 and No. 2 suspensions two use bearing pin to be rotationally connected to exciting Pivoting bearing base device 51；Described electric power
Closed loop monodentate roller box tilting testing stand 1 is swung by No. 1 gear-box inclining experiment hanging on tiltable height shaft platform 34
Axle 48 and No. 2 gear-box inclining experiment hanging swinging axles 49 are hung at No. 1 conjuncted column of gantry frame 4 and No. 2 gantry frames
In gear-box inclining experiment hanging swinging axle installing hole on conjuncted column 5, by the platform inclination that four structures are identical adjust with
Fixing seat is arranged on vibration isolation T-slot cast iron platform 8, and the platform inclination that four structures are identical adjusts and fixes seat and coordinate No. 1 tooth
Roller box inclining experiment hanging 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 axially produces certain angle of inclination along test axletree, thus adjusts tested gear-box and axletree and level
The folder degree in face, the left and right difference in height that simulation bullet train produces when turning to so that result of the test is more nearly true ruuning situation,
The test data drawn is more authentic and valid；Described horizontal exciting device 2 is arranged on vibration isolation T-slot by tommyhead bolt and casts
The left end of ferrum platform 8, the horizontal exciting linkage 21 in horizontal exciting device 2 and single case test tested tooth of suspended type vibration
Roller box uses bearing pin to be rotationally connected with the axial vibration bearing block 41 in axle assembly 36；Described low-temperature test system 3 includes
Low-temperature cooling system 22, insulation cooling circular flexible pipeline and axial flow machine assembly 23 and the circulation of low-temperature test wooden cold wind
Case 24, low-temperature test wooden cold wind circulating box 24 is wooden box-like structure, is arranged on tested gear-box 52 hull outside also
It is fully wrapped around, and box inside is filled with heat preserving and insulating material, and low-temperature cooling system 22 is soft by insulation cooling circulation
Property pipeline and axial flow machine assembly 23 circulate and provide cold air to low-temperature test wooden cold wind circulating box 24, be used for gear-box is carried out
Low-temperature test.
Refering to Fig. 3, No. 1 conjuncted column of gantry frame 4 is the casing class formation being welded by top board, base plate and four pieces of risers
Part, two pieces, the left and right riser that shape is identical is up-narrow and down-wide isosceles trapezoidal structure, and front and back two pieces of risers are the rectangle that structure is identical
Plate, two waist edge of left and right riser long limit with front and back rectangle riser respectively welds together, and forming up-narrow and down-wide cross section is rectangle
The variable cross-section gantry frame column welding conjuncted 31 of ring, arranges several on riser before and after gantry frame column welding conjuncted 31
A certain size manhole, not only facilitates welding but also alleviates weight, the most centrally located manhole with boss
Swinging axle installing hole 33 is hung for gear-box inclining experiment；Above the top board of gantry frame column welding conjuncted 31, two ends are welded with
No. 2 vertical excitings are hung gantry entablature device height adjusting cushion plate and are installed connecting plate 29 and No. 1 vertical exciting hangs gantry entablature
Device height adjusting cushion plate installs connecting plate 30, and two pieces of connecting plates are rectangular-shaped plate respectively, and the distribution of its four limit is provided with several
Upper circular bolt hole, the upper circular bolt hole of its four limit distribution and the lower spiral shell of setting on vertical actuator entablature and backing plate
Bolt throughhole aligns；Gantry frame conjuncted column mounting base 32 is rectangle plate, and its long limit is parallel with the bottom of front and back's riser,
Minor face is parallel with the bottom of left and right riser, and the four limit distributions along base plate are provided with several bolt holes, for T-bolt by 1
Number conjuncted column of gantry frame 4 is fixedly connected in the T-slot on vibration isolation T-slot cast iron platform 8.
Compare No. 1 conjuncted column of gantry frame more than 4 before and after No. 2 conjuncted columns of gantry frame 5 on riser and arrange two for low temperature
The manhole that insulation cooling circular flexible pipeline in pilot system 3 passes through.
Refering to Fig. 4 to Fig. 8, described electric power closed loop monodentate roller box tilting testing stand 1 include tiltable height shaft platform 34,
No. 1 empty spring standing balance and vertical vibration guidance system 35, single case test tested gear-box of suspended type vibration and axle assembly 36,
No. 2 empty spring standing balance and vertical vibration guidance system 37,3A motor-car motor 39 and 3A motor-car motor support base 40.
Described tiltable height shaft platform 34 is rectangular tubular structure, is symmetrically welded with No. 1 gear along two long side centre positions
Case inclining experiment hanging swinging axle 48 and 49, No. 1 gear-box inclining experiment hanging of No. 2 gear-box inclining experiment hanging swinging axles
Swinging axle 48 is identical with No. 2 gear-box inclining experiment hanging swinging axle 49 structures, is the swinging axle by certain length and welding base
Being welded, wherein welding base is the tower structure being welded by connecting plate and channel-section steel, and swinging axle is welded on the top of tower structure
End, tiltable height shaft platform 34 is hung by No. 1 gear-box inclining experiment hanging swinging axle 48 and No. 2 gear-box inclining experiments
Swinging axle 49 is suspended in the axis hole on No. 1 conjuncted column of gantry frame 4 and No. 2 conjuncted columns of gantry frame 5, makes electric power
Closed loop monodentate roller box tilting testing stand 1 can be axially inclined；No. 1 platform inclination adjusts and fixes seat installing plate 44 and 2
Number platform inclination adjusts and fixes 45, No. 3 platform inclinations of seat installing plate and adjust and fix seat installing plate 46 and No. 4 platform inclinations
Adjust and be respectively welded at tiltable height shaft platform 34 along both sides, long limit with fixing seat installing plate 47, and No. 1 platform inclination adjust with
Fixing seat installing plate 44 and No. 3 platform inclinations adjust and fix 46, No. 2 platform inclinations adjustment of seat installing plate and install with fixing seat
Plate 45 and No. 4 platform inclinations adjust with to fix seat installing plate 47 symmetrical respectively about tiltable height shaft platform about 34 median plane,
The installing plate that four structures are identical is rectangular structural member, and it is provided with several strip through holes passed through for T-bolt,
No. 1 platform inclination adjusts and fixes 25, No. 1 platform inclination adjustment of seat and fix 26, No. 1 platform inclination adjustment of seat and fix seat
27 adjust identical with fixing seat 28 structure with No. 4 platform inclinations, and the riser on seat is provided with some T-slot, adjustable
Tiltable height shaft platform 34 adjusts and the setting height(from bottom) fixed on seat at platform inclination, and then adjusts the tiltable height shaft platform 34 that inclines
And the angle of inclination between vibration isolation T-slot cast iron platform 8, four platforms tilt adjustments is installed by T-bolt with fixing seat
In T-slot on vibration isolation T-slot cast iron platform 8, thus tiltable height shaft platform 34 is fixed.
Torque drive (or braking) motor 38 is arranged on the right-hand member of tiltable height shaft platform 34, provides to drive for whole test and turns round
Square or braking torque, single case test tested gear-box of suspended type vibration and the tested gear-box axletree 53 in axle assembly 36
One end is connected by the output shaft of flexible clutch 42 with torque drive (or braking) motor 38；Single case test suspended type vibration
Tested gear-box and axle assembly 36 include No. 1 suspension two to exciting Pivoting bearing base device 50,2 suspension two to exciting
Pivoting bearing base device 51, tested gear-box 52 and tested gear-box axletree 53.Tested gear-box axletree 53 is one six sections
Formula multidiameter, wherein axial vibration bearing block 41 is arranged at axial vibration bearing block installation axle 58, is used for as tested gear-box
Axletree 53 transmits axial excitation；No. 1 suspension two to exciting Pivoting bearing base device 50 and No. 2 suspensions two to exciting hinge
Bearing holder device 51 be separately mounted to No. 1 suspension two to exciting Pivoting bearing base device install axle 59 and No. 2 suspensions two to
Exciting Pivoting bearing base device is installed at axle 60, and No. 1 suspension two is to exciting Pivoting bearing base device 50 and No. 2 suspensions two
All have an end cap seal to exciting Pivoting bearing base device 51 rear and front end, No. 1 vertical exciting actuator devices 15 and No. 1 vertical
The vertical linkage of exciting actuator devices 17 hangs to exciting Pivoting bearing base device 50 and No. 2 with No. 1 suspension two respectively
The hanging two No. 1 vertical actuator earrings bearing pin 54 in exciting Pivoting bearing base device 51 and No. 2 vertical actuator earrings pins
Axle 55 is rotationally connected, and for transmitting vertical exciting for tested gear-box axletree 53, wherein No. 1 empty spring standing balance is shaken with vertical
Action-oriented system 35 provides flexible constraint supporting role, No. 2 empty springs for No. 1 suspension two to exciting Pivoting bearing base device 50
Standing balance provides flexible constraint to prop up for No. 2 suspensions two to exciting Pivoting bearing base device 51 with vertical vibration guidance system 37
Support effect；The outfan of tested gear-box 2 is connected with 3A motor-car motor 39 by flexible clutch, 3A motor-car motor 39
Can be that tested gear-box provides load to make it brake, and braking energy is changed into electric energy pass to torque drive (or braking)
Motor 38, and 3A motor-car motor 39 alternatively drives motor, now torque drive (or braking) motor 38 will as load,
Load makes tested gear-box 52 brake, then braking energy changes into electric energy is transferred in 3A motor-car motor 39, thus structure
Having become electric power closed loop system, made power constantly circulate in closed loop system, outer net provides only part machine damage energy and just can tie up
Hold the carrying out of test；3A motor-car motor 39 is arranged in 3A motor-car motor support base 40, and 3A motor-car motor support base 40 passes through spiral shell
Bolt is fixedly connected on tiltable height shaft platform 34, and 3A motor-car motor support base 40 can be completely fixed 3A motor-car motor 39 also
And undertake suffered by 3A motor-car motor 39 each to power.
Refering to Fig. 9 to Figure 12, No. 1 described empty spring standing balance is put down with vertical vibration guidance system 35 and No. 2 empty spring static(al)s
Weighing similar to vertical vibration guidance system 36 structure, both includes underslung bearing seat U-shaped guide rail and gas spring abutment 63, air bullet
Spring fill 64 and U-shaped frame on win 65 in succession, quiet compared to No. 2 empty spring standing balance and 36, No. 1 empty spring of vertical vibration guidance system
Dynamic balance and vertical vibration guidance system 35 also include that C-shaped frame support shaft is propped up with clamping plate assembly 66 and C-shaped frame swing connecting bar
Dagger 67.
Underslung bearing seat U-shaped guide rail and gas spring abutment 63 are U-shaped structural member, are by 68, No. 2 U of No. 1 spacing lead of U-shaped
The spacing lead of shape 69, underslung bearing seat U-shaped guide rail weld with gas spring abutment connecting bottom board 70 and air spring mounting seat 71 and
Become；No. 1 spacing lead of U-shaped 68 and No. 2 spacing leads of U-shaped 69 are square bar tubular structure, and upper end is welded with square
Shape connecting plate, is wherein provided with several for installing spiral shell along long limit on the upper end rectangular connecting panels of No. 2 spacing leads of U-shaped 69
The circular port of bolt, supports with the C-shaped frame swing connecting bar in vertical vibration guidance system 35 for installing No. 1 empty spring standing balance
The mode being respectively adopted welding on post 67, No. 1 spacing lead of U-shaped 68 and No. 2 U-shaped spacing lead 69 medial walls sets
Being equipped with guide plate, guide plate makes suspension two do catenary motion under exciting effect to exciting Pivoting bearing base device, and limits it
The motion of longitudinal direction；Underslung bearing seat U-shaped guide rail and gas spring abutment connecting bottom board 70 are rectangle connecting plate, are fixedly welded on
No. 1 spacing lead of U-shaped 68 and the bottom of No. 2 spacing leads of U-shaped 69, be respectively provided with several along long side direction and use
In the manhole installing bolt；Between No. 1 spacing lead of U-shaped 68 and No. 2 spacing leads of U-shaped 69, hanging
The cup dolly installing air spring assembly 64 it is welded with on bearing block U-shaped guide rail and gas spring abutment connecting bottom board 70；Two U
Shape frame upper plate 65 is arranged on both sides before and after the upper end of No. 1 spacing lead of U-shaped 68 and No. 2 spacing leads of U-shaped 69,
Limit suspension two to the motion in axial direction of exciting Pivoting bearing base device；Air spring assembly 64 is arranged on air spring
In mounting seat 71, suspension two is played flexible support effect to exciting Pivoting bearing base device, enable to reach static(al) and put down
Weighing apparatus state, and change its support stiffness at most by change air spring, and then the difference that simulation bearing block is born
The impulsive force of degree.
C-shaped frame swing connecting bar support column 67 is to be welded, if being provided with on lower shoe by rectangular steel tube and rectangle connecting plate
Dry, for installing the manhole of bolt, is arranged on No. 1 empty spring standing balance and No. 2 U in vertical vibration guidance system 35
On the upper end connecting plate of the spacing lead of shape 69, C-shaped frame support shaft and clamping plate assembly 66 are enclosed within C-shaped frame swing connecting bar and support
On post 67, it is suspended on the upper end connecting plate of C-shaped frame swing connecting bar support column 67 by C-shaped frame support shaft hanging bolt 75,
C-shaped frame support shaft can be adjusted by the length adjusting hanging bolt 75 to prop up in C-shaped frame swing connecting bar with pressing plate assembly 66
Vertical position on dagger 67；C-shaped frame support shaft 72 and C-shaped frame support shaft pressing plate 73 by four C-shaped frame support shafts with
Pressing plate assembling bolt 74 is installed together, and C-shaped frame support shaft 72 is to be formed by rectangle connecting plate and shaft-like structure welding, C
On the rectangle connecting plate that shape frame support shaft hanging bolt 75 is arranged in C-shaped frame support shaft 72, support axial compression in C-shaped frame
It is welded with restriction bar inside plate 73 and C-shaped frame support shaft 72 rectangle connecting plate, makes C-shaped frame support shaft and pressing plate assembly
67 only along the movement in vertical direction of C-shaped frame swing connecting bar support column 67, and tested gear-box C-shaped frame swing connecting bar 48 is pacified
It is contained in C-shaped frame support shaft 97 and for being rotationally connected；The other end of tested gear-box C-shaped frame swing connecting bar 57 be arranged on by
In examination gear-box C-shaped frame 56, by adjusting C-shaped frame support shaft with pressing plate assembly 66 at C-shaped frame swing connecting bar support column
Vertical position on 67, C-shaped frame swing connecting bar 57 will drive tested gear-box 52 to the left or certain angle that is tilted to the right,
The situation that when analog orbit vehicle accelerates or brakes, gear-box tilts forward or backward, detects this kind of heeling condition lower tooth roller box profit
The distribution of lubricating oil and lubrication state.
Refering to Figure 13, hydraulic control host computer 76 is connected with holding wire with Hydraulic System Controller 78, HYDRAULIC CONTROL SYSTEM
Device 78 is connected respectively to 79, No. 1 vertical actuator electrohydraulic servo valve 80 of horizontal actuator electrohydraulic servo valve by three holding wires
With on No. 2 vertical actuator electrohydraulic servo valves 81, hydraulic oil by three flowlines of hydraulic power unit 82 respectively enter No. 1 vertical
In the hydraulic cylinder of 15, No. 2 vertical exciting actuator devices 17 of exciting actuator devices and laterally exciting actuator devices 19, then
Return in hydraulic power unit 83 via the oil return pipe of each actuator.Hydraulic System Controller 78 is realized by singlechip technology
Automatic control unit, is to realize hydraulic control host computer 76 and testing stand execution unit (i.e. No. 1 vertical exciting actuator devices
15, No. 2 vertical exciting actuator devices 17 and laterally exciting actuator devices 19) critical elements that contacts, hydraulic system control
Device 78 processed receives the instruction that hydraulic control host computer 76 sends, and controls horizontal actuator electrohydraulic servo valve 79,1 respectively vertical
Actuator electrohydraulic servo valve 80 and the break-make of No. 2 vertical actuator electrohydraulic servo valves 81, No. 1 vertical exciting actuator devices 15,
No. 2 vertical exciting actuator devices 17 and horizontal exciting actuator devices 19 can use hydraulic pressure, pneumatic or Electronic control
Mode, requires according to actual tests and field condition selects flexibly, this testing stand uses the vertical exciting start of hydraulic actuator 1
15, No. 2 vertical exciting actuator devices 17 of device device and the perseverance that laterally exciting actuator devices 19 provides at hydraulic power unit 82
Completing the vertical and horizontal loading to test bearing under the effect of hydraulic fluid force feed, Hydraulic System Controller 78 is provided with jerk and opens
Close 77, for each actuator of emergent stopping when facing a danger, protection test equipment itself and by testpieces.
Refering to Figure 14, the electric power closed loop of described electric power power closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform
Control system includes torque drive (or braking) motor 38,3A motor-car motor 39, tested gear-box 52, tested gear-box
Axletree 83, No. 2 current transformers 84 of 53, No. 1 current transformer and computer 85.
Electrical network is powered power transmission through No. 1 current transformer 83 to torque drive (or braking) motor 38, torque drive (or
Braking) motor 38 drives tested gear-box axletree 53 to rotate and then drives tested gear-box 52 to operate, tested gear-box defeated
Going out end to be connected with 3A motor-car motor 39,3A motor-car motor 39 makes the braking of tested gear-box generate electricity, and delivers power to 2
Number current transformer 84 is internal, sends No. 1 current transformer 83 again to through over commutation, and power cycle utilizes, and has reached the effect of electric power closed loop
Really, computer 85 is connected with No. 1 current transformer 83 and No. 2 current transformers 84 by holding wire, sends an instruction to No. 1 change
Stream 83, No. 2 current transformers 84 of device control its work, and then the carrying out of Control experiment.
Electric power power closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform operation principle:
Electric power power closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform of the present invention is to tested gear boxcar
Axle carries out vertical hydraulic exciting and axial hydraulic exciting, the radial direction that accurate simulation gear box of high-speed train is suffered under actual condition
Vibration Condition when load and axial load and bullet train run on actual track, true reappearance gear box of high-speed train exists
Vibration suffered during actual motion；Tested gear-box is tested under electric power power closed loop states, both can simulate train and lead
Draw the biggest moment of torsion of motor output and ensure reasonability and the correctness of gear-box detection, make again energy recycle, it is only necessary to disappear
Consume the energy that a small amount of dispatch from foreign news agency provides；Electric power closed loop monodentate roller box tilting testing stand is by the gear-box on tiltable height shaft platform
Inclining experiment hanging swinging axle is hung on the conjuncted column of both sides gantry frame, by the tune of four platforms tilt adjustments Yu fixing seat
Whole can axially produce certain angle of inclination, and tested gear-box can produce certain under the adjustment of C-shaped frame swing connecting bar
Lateral inclination angle, can with analog detection gear-box bullet train curvilinear motion, brake and accelerate in the case of lubricating oil point
Cloth and lubrication circumstances；Cooling cycle system in testing stand is for detecting low temperature environment, and especially in starting process, it is right
The impact of gear-box internal lubrication oil normal circulation.
Claims (9)
1. an electric power power closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform, it is characterised in that: include every
Shake T-slot cast iron platform (8), and described vibration isolation T-slot cast iron platform (8) is fixed with electric power closed loop monodentate roller box can incline
Inclined testing stand (1), horizontal exciting device (2), low-temperature test system (3), No. 1 conjuncted column of gantry frame (4), 2
Number conjuncted column of gantry frame (5), No. 1 described conjuncted column of gantry frame (4) and No. 2 conjuncted column of gantry frames (5)
On be fixed with No. 1 vertical hanging in gantry excitation system (6) and No. 2 vertical hangings in gantry excitation system (7)；
Described No. 1 suspension two in electric power closed loop monodentate roller box tilting testing stand (1) fills to exciting bearing seat with hinge
Put (50) and No. 2 suspensions two to exciting Pivoting bearing base device (51) respectively with No. 1 vertical hanging in gantry excitation system (6)
It is rotationally connected by vertical linkage with the vertical exciting actuator devices in No. 2 vertical hangings in gantry excitation system (7)；
Described No. 1 gear-box in electric power closed loop monodentate roller box tilting testing stand (1) tiltedly test hanging swinging axle (48) and
No. 2 gear-box inclining experiments hanging swinging axle (49) are hung at No. 1 conjuncted column of gantry frame (4) and No. 2 gantry frames
In installing hole on conjuncted column (5)；The described axial vibration in electric power closed loop monodentate roller box tilting testing stand (1)
Bearing block (41) is rotationally connected with the horizontal exciting linkage (21) in horizontal exciting device (2)；
Described low-temperature test system (3) includes low-temperature cooling system (22), insulation cooling circular flexible pipeline and axial flow
Machine assembly (23) and low-temperature test wooden cold wind circulating box (24)；Described low-temperature test wooden cold wind circulating box (24)
It is arranged on tested gear-box (52) outside, by fully wrapped around for tested gear-box (52)；Low-temperature cooling system (22) is by protecting
The heat insulation cooling circular flexible pipeline of temperature provides to low-temperature test wooden cold wind circulating box (24) with axial flow machine assembly (23) circulation
Cold air.
2. electric power power closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform as claimed in claim 1, it is special
Levy and be: No. 1 described vertical hanging in gantry excitation system (6) includes that No. 1 vertical exciting hangs gantry entablature device (11)
Hanging gantry entablature device height adjusting cushion plate (14) with No. 1 vertical exciting, No. 2 vertical hangings in gantry excitation system (7) include
No. 2 vertical excitings hang gantry entablature device (12) and No. 2 vertical excitings hang gantry entablature device height adjusting cushion plate (13),
The two ends that No. 1 vertical exciting hangs gantry entablature device (11) are bolted on No. 1 conjuncted column of gantry frame (4)
With No. 2 gantry frame conjuncted column (5) upper surfaces, No. 2 vertical excitings are hung gantry entablature device (12) and are hung down with No. 1
Hang gantry entablature device (11) to exciting to fix side by side；No. 1 described vertical exciting hangs gantry entablature device (11)
Gantry entablature device (12) and No. 1 conjuncted column of gantry frame (4) and No. 2 gantry frames are hung with No. 2 vertical excitings
The junction of conjuncted column (5) be provided with No. 1 exciting hang gantry entablature device height adjusting cushion plate (14) and No. 2 vertical swash
Shake and hang gantry entablature device height adjusting cushion plate (13).
3. electric power power closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform as claimed in claim 1, it is special
Levy and be: hanging swinging axle tiltedly tested by described No. 1 gear-box in electric power closed loop monodentate roller box tilting testing stand (1)
(48) and No. 2 gear-box inclining experiments hanging swinging axle (49) are fixed on tiltable height shaft platform (34) along both sides, long limit,
Hanging swinging axle (48) tiltedly tested by No. 1 gear-box and No. 2 gear-box inclining experiments hang the inclining of homonymy of swinging axle (49)
The two ends of slant height shaft platform (34) are welded with tilt adjustments and fixing seat installing plate, four tilt adjustments and fixing seat installing plate with
The four platforms tilt adjustments being fixed in vibration isolation T-slot cast iron platform (8) is connected with fixing seat, and platform inclination adjusts with solid
It is provided with on riser in reservation on some T-slot, tilt adjustments and fixing seat installing plate to be provided with and leads to for T-bolt
The strip through hole crossed, the angle of inclination between tiltable height shaft platform (34) and vibration isolation T-slot cast iron platform (8) can be adjusted
Whole.
4. electric power power closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform as claimed in claim 1, it is special
Levy and be: described electric power closed loop monodentate roller box tilting testing stand (1) also includes that No. 1 empty spring standing balance is shaken with vertical
Action-oriented system (35) and No. 2 empty spring standing balance and vertical vibration guidance system (37), No. 1 empty spring standing balance with hang down
It is that No. 1 suspension two provides flexible constraint supporting role to exciting Pivoting bearing base device (50) to vibration guidance system (35),
No. 2 empty spring standing balance are that No. 2 suspensions two are to exciting Pivoting bearing base device (51) with vertical vibration guidance system (37)
Flexible constraint supporting role is provided.
5. electric power power closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform as claimed in claim 4, it is special
Levy and be: described No. 1 empty spring standing balance spring standing balance empty with vertical vibration guidance system (35) and No. 2 is shaken with vertical
Action-oriented system (36) all includes underslung bearing seat U-shaped guide rail and gas spring abutment (63), air spring dress (64) and U-shaped frame
On win in succession (65), No. 1 empty spring standing balance and vertical vibration guidance system (35) also include that C-shaped frame support shaft fills with clamping plate
Part (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
No. 1 spacing lead of U-shaped (68), No. 2 spacing lead of U-shapeds (69), underslung bearing seat U-shaped guide rails are connected with gas spring abutment
Base plate (70) and air spring mounting seat (71) are welded to form U-shaped structural member；No. 1 spacing lead of U-shaped (68) and 2
The upper end of number spacing lead of U-shaped (69) is all welded with rectangular connecting panels, the upper end of No. 2 spacing lead of U-shapeds (69)
C-shaped frame swing connecting bar support column (67), No. 1 spacing lead of U-shaped (68) and No. 2 spacing lead of U-shapeds (69) are installed
Being respectively welded guide plate on medial wall, guide plate makes suspension two do vertical under exciting effect to exciting Pivoting bearing base device
Motion, limits the motion of its longitudinal direction；Underslung bearing seat U-shaped guide rail and gas spring abutment connecting bottom board (70) are fixed on No. 1 U
The spacing lead of shape (68) and the bottom of No. 2 spacing lead of U-shapeds (69), be respectively provided with several along long side direction and use
In the manhole installing bolt；Between No. 1 spacing lead of U-shaped (68) and No. 2 spacing lead of U-shapeds (69),
The circular base installing air spring assembly (64) it is welded with on underslung bearing seat U-shaped guide rail and gas spring abutment connecting bottom board (70)
Seat；Two U-shapeds frame upper plate (65) are arranged on No. 1 spacing lead of U-shaped (68) and No. 2 spacing lead of U-shapeds (69)
Upper end before and after both sides, limit suspension two to the motion in axial direction of exciting Pivoting bearing base device；Air spring assembly
(64) it is arranged in air spring mounting seat (71), is used for supporting suspension two to exciting Pivoting bearing base device.
6. electric power power closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform as claimed in claim 1, it is special
Levy and be: also include No. 1 current transformer (83), No. 2 current transformers (84) and computer (85), described No. 1 current transformer (83),
No. 2 current transformers (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-car motor (39), tested gear-box (52), tested gear-box axletree (53) composition electric power closes
Ring control system；Electrical network is powered power transmission through No. 1 current transformer (83) to torque drive or braking motor (38), turns round
Square drives or the output shaft of braking motor (38) is connected by flexible clutch (42) with one end of tested gear-box axletree (53)
Connecing, torque drive or braking motor (38) drive tested gear-box axletree (53) rotate and then drive tested gear-box (52)
Operating, the outfan of tested gear-box (52) is connected by flexible connector with (3) A motor-car motor (39), (3) A
Motor-car motor (39) makes the braking of tested gear-box generate electricity, and delivers power to No. 2 current transformers (84) internal, through over commutation
Sending No. 1 current transformer (83) again to, computer (85) is by holding wire and No. 1 current transformer (83) and No. 2 current transformers (84)
It is connected, sends an instruction to No. 1 current transformer (83), No. 2 current transformers (84) control its work, and then Control experiment
Carry out.
7. electric power power closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform as claimed in claim 1, it is special
Levying and be: also include spring vibration isolation concrete foundation (9) and spring vibration isolation system (10), described vibration isolation T-slot cast iron is put down
Platform (8) is fixedly connected in spring vibration isolation concrete foundation (9), and pre-stressed base isolation spring system (10) is arranged on spring vibration isolation coagulation
Four right angle of earth foundation (9) lower section.
8. the electric power power closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform being used for described in claim 1
Hydraulic control system, it is characterised in that: include hydraulic control host computer (76), Hydraulic System Controller (78), laterally make
Dynamic device electrohydraulic servo valve (79), No. 1 vertical actuator electrohydraulic servo valve (80), No. 2 vertical actuator electrohydraulic servo valves (81)
With hydraulic power unit (82)；Described hydraulic control host computer (76) is connected by holding wire with Hydraulic System Controller (78)
Connect, Hydraulic System Controller (78) by three holding wires be connected respectively to horizontal actuator electrohydraulic servo valve (79), No. 1
On vertical actuator electrohydraulic servo valve (80) and No. 2 vertical actuator electrohydraulic servo valves (81), hydraulic oil is by hydraulic power unit (82)
Three flowlines respectively enter No. 1 vertical exciting actuator devices (15), No. 2 vertical exciting actuator devices (17) and
Laterally in the hydraulic cylinder of exciting actuator devices (19), then return in hydraulic power unit (83) via the oil return pipe of each actuator；
Hydraulic System Controller (78) receives hydraulic control host computer (76) instruction that sends, controls that horizontal actuator is electro-hydraulic to be watched respectively
Take valve (79), No. 1 vertical actuator electrohydraulic servo valve (80) and the break-make of No. 2 vertical actuator electrohydraulic servo valves (81).
9. as claimed in claim 8 for electric power power 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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| Application Number | Priority Date | Filing Date | Title |
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| CN201610367703.7A CN105865780B (en) | 2016-05-30 | 2016-05-30 | Electronic activity of force closed loop monodentate roller box hydraulic exciting tilting low-temperature test platform |
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| CN114275187A (en) * | 2021-04-26 | 2022-04-05 | 北京强度环境研究所 | Vibration-static force-excitation three-comprehensive test device |
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| 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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| CN105865780B (en) | 2018-02-23 |
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