CN202599659U - Reliability testing stand for traction transmission system of high-speed train frame-mounted bogie - Google Patents
Reliability testing stand for traction transmission system of high-speed train frame-mounted bogie Download PDFInfo
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- CN202599659U CN202599659U CN 201220216486 CN201220216486U CN202599659U CN 202599659 U CN202599659 U CN 202599659U CN 201220216486 CN201220216486 CN 201220216486 CN 201220216486 U CN201220216486 U CN 201220216486U CN 202599659 U CN202599659 U CN 202599659U
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Abstract
The utility model discloses a reliability testing stand for a traction transmission system of a high-speed train frame-mounted bogie. The reliability testing stand comprises a test stand base (1), a power transmission assembly (2), a lifting device (3) and a bogie positioning device (5). The power transmission assembly (2) is arranged in the center of a basic platform (6) on the test stand base (1). A first lifting arm assembly (31) and a second lifting arm assembly (32) in the lifting device (3) are arranged in parallel on foundations on a left side and a right side of the basic platform (6). A first fixing bearer assembly (33) and a drive assembly (34) are disposed on a front end and a rear end of the basic platform (6). A first fixing crossbeam (29) and a second fixing crossbeam (30) are in fixed connection with a first transition longitudinal beam (35) and a second transition longitudinal beam (52) in the first lifting arm assembly (31) and the second lifting arm assembly (32). The bogie positioning device (5) is disposed on a top surface of two short groove walls in the test stand base (1). The reliability testing stand is capable of simulating actual conditions of real route running of the traction transmission system of the bogie.
Description
Technical field
The utility model relates to a kind of test unit that is used for the railway high speed train, and more particularly, the utility model relates to a kind of bullet train bullet train frame suspension type bogie traction drive reliability test bench under the loading condition when going of simulating.
Background technology
On April 18th, 2007; China's successful implementation the 6th china railway speed raising change the line map; Harmony CRH series EMUs appear on the Chinese Railway first, on existing line, have realized the high speed operation of 250Km/h, thereby have opened the prelude of China railways high speed development.Reached 350km/h at present in the EMUs max. speed of moving; But raising along with the speed of a motor vehicle; The operating condition of each parts of high-speed train bogie traction drive becomes and more worsens, and the critical component safe reliability that is in operation problem becomes increasingly conspicuous.
Dynamic performance when satisfying the train high-speed cruising; The high speed motor car drive unit adopts the frame mode that body is outstanding or frame is outstanding more; Alleviate unsprung mass, significantly reduce the high-frequency mechanical vibration acting force of wheel-rail impact power and motor, help the vehicle high-speed cruising.Wherein CRH1, CRH2, CRH3 type EMUs bogie all adopt the frame suspension type, that is: every power truck comprises two cover traction drives, and drive unit directly or through rubber arthrosis is packed on the bogie frame.On axletree, the other end links to each other with bogie frame through suspension apparatus gear case one end through two bearings.Drive unit and wheel between need to connect and transmit moment of torsion with adapting to respectively gear coupling to relative motion.
The reliability of traction drive has directly determined security, reliability and the economy of rolling stock operation, checks its fatigue strength and whether satisfies the locomotive operation requirement, and the reliability that improves rolling stock is of great importance.But owing to cause that tired real work load is very complicated, structural design is ever-changing, and the engineering characteristic of real material is come in and gone out very big, and the stress that the external load effect produces is very sensitive to structure and material.So any analytical approach and forecast model all have limitation, simulation Analysis of Fatigue can't be accomplished very accurately up to now.Yet it is high to carry out actual track experimentation cost, and risk is very big simultaneously.
Therefore; Develop simple and reasonable; Traction drive reliability test bench when the simulation bullet train frame suspension type traction drive that generally adopts to bullet train goes under the loading condition; Coming to expose fast each critical component design of traction drive, production defective with this, improve product reliability, has been an extremely urgent task.
Summary of the invention
The utility model technical matters to be solved is to have overcome the problem that prior art exists, and provides a kind of and can simulate bogie traction drive actual track bullet train frame suspension type bogie traction drive reliability test bench under the real working condition when going.
For solving the problems of the technologies described above the utility model is to adopt following technical scheme to realize: described bullet train frame suspension type bogie traction drive reliability test bench comprises testing table basis, transmission of power assembly, lifting device and bogie locating device.Described testing table basis is that the reinforced concrete that a centre position is provided with rectangle hole is built the slot type structural member that forms; The hole has been horizontally disposed with basic platform at the end; On the top end face of two short cell walls on testing table basis No. 1 basic chain-wales, No. 2 basic chain-waless, No. 3 basic chain-waless and No. 4 basic chain-waless are set symmetrically flatly, the inboard of No. 3 basic chain-waless and No. 4 basic chain-waless is furnished with No. 1 entrance track and No. 2 entrance tracks abreast.Basic platform, No. 1 basic chain-wales, No. 2 basic chain-waless, No. 3 basic chain-waless and No. 4 basic chain-waless are all the cast iron rectangular flat structural member that is evenly equipped with T type groove on the working surface.Perpendicular to longitudinal center's plane of symmetry of the basic platform of X-direction with perpendicular to longitudinal center's plane of symmetry coplane in the rectangle hole of X-direction, the parallel and symmetric arrangement of vertical plane of symmetry that No. 1 basic chain-wales, No. 2 basic chain-waless, No. 3 basic chain-waless and the vertical plane of symmetry and the rectangle of No. 4 basic chain-waless are cheated.
Transmission of power assembly described in the technical scheme is made up of No. 1 pair of rollers and gearbox assembly, shaft coupling and No. 2 pairs of rollers and gearbox assembly.Described No. 1 pair of rollers and gearbox assembly are made up of No. 1 gearbox assembly, No. 1 left wheel, No. 1 right roller, No. 1 left expansion coupling sleeve and No. 1 right expansion coupling sleeve; Wherein: No. 1 left wheel is identical with No. 1 right roller structure.No. 1 left expansion coupling sleeve is identical with No. 1 right expansion coupling nested structure.No. 1 left wheel and No. 1 right roller adopt No. 1 left expansion coupling sleeve and No. 1 right expansion coupling sleeve to be fixedly mounted on the left end and the right-hand member of No. 1 No. 1 roller shaft in the gearbox assembly, and the wheelspan that spacing between No. 1 left wheel and No. 1 right roller and quilt try bogie equates.Described No. 1 gearbox assembly is made up of, No. 1 connecting flange, No. 1 bevel gear shaft and No. 1 gear case upper shell, No. 1 bevel gear shaft bearing, No. 1 right bearing No. 1 roller shaft, No. 1 gear case lower house, No. 1 left bearing.No. 1 gear case upper shell and the shell structure part of No. 1 gear case lower house for casting or being welded; On one end of No. 1 bevel gear shaft and No. 1 roller shaft identical bevel gear of structure is installed and is meshing with each other; No. 1 connecting flange is fixedly connected with the other end of No. 1 bevel gear shaft is coaxial through key; No. 1 left bearing is on No. 1 roller shaft that is sleeved on No. 1 left wheel right side; No. 1 right bearing is on No. 1 roller shaft that is sleeved on No. 1 right roller left side, and No. 1 bevel gear shaft bearing is to being sleeved on No. 1 bevel gear shaft, and No. 1 the gear case upper shell attaches together and adopt bolt to be connected with No. 1 gear case lower house.Described No. 2 pairs of rollers and gearbox assembly are made up of No. 2 gearbox assemblies, No. 2 left wheel, No. 2 right rollers, No. 2 left expansion coupling sleeves and No. 2 right expansion coupling sleeves.Wherein: No. 2 left wheel is identical with No. 2 right roller structures.No. 2 left expansion coupling sleeve is identical with No. 2 right expansion coupling nested structures.Described No. 2 gearbox assemblies by No. 2 gear case upper shells, No. 2 gear case lower houses, No. 2 bevel gear shafts, No. 2 roller shafts, No. 2 connecting flanges, No. 2 left bearings to, No. 2 right bearings pair and No. 2 bevel gear shaft bearings to forming.No. 1 pair of rollers and gearbox assembly are identical with No. 2 pairs of rollers and gearbox assembly structure, and promptly No. 1 left wheel, No. 1 right roller, No. 2 left wheel are identical with No. 2 right roller structures.No. 1 left expansion coupling sleeve, No. 1 right expansion coupling sleeve, No. 2 left expansion coupling sleeves are identical with No. 2 right expansion coupling nested structures.No. 1 gearbox assembly is identical with No. 2 gearbox assembly structures.Described No. 1 gearbox assembly and No. 2 identical being meant of gearbox assembly structure: No. 1 the gear case upper shell is identical with No. 2 gear case upper shell structures; No. 1 the gear case lower house is identical with No. 2 gear case lower house structures; No. 1 bevel gear shaft is identical with No. 2 bevel gear shaft structures; No. 1 roller shaft is identical with No. 2 roller shaft structures; No. 1 connecting flange is identical with No. 2 connecting flange structures, and No. 1 left bearing is pair identical to structure with No. 2 right bearings to, No. 2 left bearings to, No. 1 right bearing, and No. 1 bevel gear shaft bearing is pair identical to structure with No. 2 bevel gear shaft bearings.No. 1 pair of rollers and gearbox assembly and No. 2 pairs of rollers and gearbox assembly are installed in the front end and the rear end of basic platform in the testing table basis, and the spacing of the central axis of No. 2 roller shafts in No. 1 roller shaft in No. 1 pair of rollers and the gearbox assembly and No. 2 pairs of rollers and the gearbox assembly equals to be tried the wheelbase of bogie.No. 2 bevel gear shafts in No. 1 bevel gear shaft in No. 1 pair of rollers and the gearbox assembly and No. 1 connecting flange and No. 2 pairs of rollers and the gearbox assembly and the central axis conllinear and the positioned opposite of No. 2 connecting flanges.The front end of shaft coupling is fixedly connected through No. 1 connecting flange in bolt and No. 1 pair of rollers and the gearbox assembly, and the rear end of shaft coupling is fixedly connected through No. 2 connecting flanges in bolt and No. 2 pairs of rollers and the gearbox assembly; Lifting device described in the technical scheme comprises No. 1 fixed cross beam, No. 2 fixed cross beams, No. 1 lift arm assembly, No. 2 lift arm assemblies, No. 1 hold-down support assemblies and drives assembly.Described No. 1 lift arm assembly comprise go up lower link before the connecting rod, No. 1, No. 1 front rod hold-down support, No. 1 Synchronous pull rod before No. 1 transition longeron, No. 1, go up connecting rod after No. 1, lower link and No. 1 back link hold-down support after No. 1.Wherein, go up before No. 1 connecting rod with No. 1 after on bar linkage structure identical, before No. 1 lower link with No. 1 after the lower link structure identical, No. 1 the front rod hold-down support is identical with No. 1 back link hold-down support structure.On No. 1 front rod hold-down support and No. 1 back link hold-down support are fixed at the bottom of the basic hole of testing table; The lower end of lower link is connected through bearing pin with No. 1 front rod hold-down support before No. 1; The upper end of going up connecting rod before No. 1 is connected with the preceding axis pin base bearing pin of No. 1 transition longeron; Go up the upper end of lower link before the lower end, No. 1 of connecting rod before No. 1 and be connected with the front end employing bearing pin of No. 1 Synchronous pull rod; The lower end of lower link is connected through bearing pin with No. 1 back link hold-down support after No. 1; The upper end of going up connecting rod after No. 1 is connected through bearing pin with the rear pin shaft seat of No. 1 transition longeron, and the upper end of lower link is connected with the rear end employing bearing pin of No. 1 Synchronous pull rod behind the lower end of last connecting rod after No. 1, No. 1.Described No. 2 lift arm assemblies comprise go up lower link before the connecting rod, No. 2, No. 2 front rod hold-down supports, No. 2 Synchronous pull rods before No. 2 transition longerons, No. 2, go up connecting rod after No. 2, lower link and No. 2 back link hold-down supports after No. 2.No. 1 the lift arm assembly is identical with No. 2 lift arm assembly structures; Promptly No. 1 transition longeron is identical with No. 2 transition longitudinal beam structures; No. 1 Synchronous pull rod is identical with No. 2 Synchronous pull rod structures; Go up before No. 1 go up behind the connecting rod, No. 1 go up before the connecting rod, No. 2 connecting rod with No. 2 after on bar linkage structure identical; Before the lower link behind the lower link before No. 1, No. 1, No. 2 lower link with No. 2 after the lower link structure identical, No. 1 front rod hold-down support, No. 1 back link hold-down support, No. 2 front rod hold-down supports are identical with No. 2 back link hold-down support structures.No. 1 lift arm assembly and No. 2 lift arm assemblies are arranged symmetrically in the both sides perpendicular to the center plane of symmetry of X-direction of basic platform; No. 1 the lift arm assembly equates with the spacing of No. 2 lift arm assemblies with by the wheelspan of examination bogie; No. 1 hold-down support assembly is fixedly mounted on the front end of basic platform; Drive the rear end that assembly is fixed on basic platform; An end that drives No. 1 wire rope in the assembly is fixedly connected with No. 1 Synchronous pull rod in No. 1 lift arm assembly; An end that drives No. 2 wire rope in the assembly is fixedly connected with No. 2 Synchronous pull rods in No. 2 lift arm assemblies; No. 1 fixed cross beam is connected with the vertical bolt of bottom face of No. 2 transition longeron front ends with No. 1 transition longeron; Central pin shaft on No. 1 fixed cross beam is installed in No. 1 No. 1 guiding linear bearing in the hold-down support assembly to being slidingly connected, and No. 2 fixed cross beam is connected with the bottom face vertical fixing of No. 2 transition longeron rear ends with No. 1 transition longeron, and No. 2 guiding linear bearings that the central pin shaft on No. 2 fixed cross beams is installed in the driving assembly are interior for being slidingly connected; No. 1 hold-down support assembly described in the technical scheme is made up of No. 1 hold-down support and No. 1 guiding linear bearing.No. 1 guiding linear bearing is the flange form linear bearing; No. 1 hold-down support is a box typed structure spare; The top of No. 1 hold-down support is provided with the dead eye that a centre of gyration line is in plumbness, is evenly equipped with threaded hole around the dead eye, and the bottom of No. 1 hold-down support is evenly equipped with through hole; No. 1 the guiding linear bearing is fixedly mounted in the dead eye on No. 1 hold-down support top, and No. 1 the guiding linear bearing adopts bolt to be connected with No. 1 hold-down support; Driving assembly described in the technical scheme comprises No. 2 hold-down support assemblies, lifting jack, linear bearing seat assembly, jacking block, No. 1 wire rope, No. 2 wire rope and pulley gear.Described No. 2 hold-down support assemblies are made up of No. 2 guiding linear bearings and No. 2 hold-down supports.No. 2 guiding linear bearings are the flange form linear bearing; No. 2 hold-down support is the box typed structure spare that welds or casting forms; Be processed with the vertical T type groove that is parallel to each other on one vertical side of No. 2 hold-down supports; The top of No. 2 hold-down supports is provided with a dead eye that centre of gyration line is vertical, is evenly equipped with threaded hole around the dead eye, and No. 2 guiding linear bearings are installed in the dead eye on No. 2 hold-down support tops and adopt bolt to connect.Described lifting jack is single-acting fluid pressure type lifting jack commonly used, and an end of lifting jack is provided with the ring flange that is evenly equipped with through hole.Described linear bearing seat assembly is made up of bearing spider and linear bearing.It is that slight interference cooperates that linear bearing is installed in the horizontal through hole on the bearing spider.Described jacking block is a rectangular slab class formation spare, is provided with measure-alike through hole in symmetric position place in two ends longitudinally along jacking block.Described pulley gear comprises pulley base, No. 1 pulley and No. 2 pulleys; Be evenly equipped with on the pulley base be used for the pulley base be fixedly mounted on the basic platform slotted hole be used to install the threaded hole of linear bearing seat assembly, No. 1 pulley and No. 2 pulleys longitudinally are installed on the pulley base.No. 2 hold-down support assemblies are installed on No. 2 basic platforms under the fixed cross beam; Pulley gear is installed on the basic platform at No. 2 hold-down support assembly rears; The linear bearing seat assembly is installed in the midway of the pulley base in the pulley gear for being fixedly connected; One end of the flanged dish of lifting jack is installed on the side of No. 2 hold-down support band T type grooves in No. 2 hold-down support assemblies through bolt; The external part of the piston rod of lifting jack is inserted in the endoporus that supports linear bearing to being slidingly matched; The axis of rotation of the piston rod of lifting jack and the axis of rotation conllinear that supports the linear bearing endoporus; Jacking block is fixedly mounted on the end face of piston rod external part of lifting jack, and No. 1 wire rope and an end of No. 2 wire rope are fixedly connected with left and right through hole on the jacking block, and it is to contact to be connected with No. 2 pulleys and with No. 1 pulley with the outside of No. 2 pulleys that No. 1 wire rope and No. 2 wire rope are walked around No. 1 pulley; Bogie locating device described in the technical scheme comprises No. 1 positioning support, No. 2 positioning supports, No. 3 positioning supports, No. 4 positioning supports, No. 1 thrust leading screw assembly, No. 2 thrust leading screw assemblies, No. 3 thrust leading screw assemblies, No. 4 thrust leading screw assemblies, No. 1 supporting traverse and No. 2 supporting traverses.No. 1 positioning support, No. 2 positioning supports, No. 3 positioning supports and No. 4 positioning supports are fixedly mounted in the testing table basis on No. 1 basic chain-wales on two short cell wall top end faces, No. 2 basic chain-waless, No. 3 basic chain-waless and No. 4 basic chain-waless successively; No. 1 supporting traverse employing is bolted to No. 1 positioning support and No. 2 positioning supports are provided with on the working surface of T-slot, and No. 1 thrust leading screw assembly and No. 2 thrust leading screw assemblies employing bolt are installed in No. 1 supporting traverse and have on the side of T type groove.No. 2 supporting traverse employings are bolted to No. 3 positioning supports and No. 4 positioning supports are provided with on the working surface of T-slot, and No. 3 thrust leading screw assemblies and No. 4 thrust leading screw assemblies employing bolt are installed in No. 2 supporting traverses and have on the side of T type groove; No. 1 positioning support described in the technical scheme, No. 2 positioning supports, No. 3 positioning supports are identical with No. 4 positioning support structures, and No. 1 supporting traverse is identical with No. 2 supporting traverse structures.No. 1 positioning support, No. 2 positioning supports, No. 3 positioning supports and No. 4 positioning supports are the box typed structure spare that welds or casting forms; One side of No. 1 positioning support, No. 2 positioning supports, No. 3 positioning supports and No. 4 positioning supports is a working surface; Working surface is provided with the vertical T type groove that is parallel to each other, and the mounting flange of No. 1 positioning support, No. 2 positioning supports, No. 3 positioning supports and No. 4 positioning support bottoms is provided with through hole.The box typed structure spare that No. 1 supporting traverse and No. 2 supporting traverses are cuboid is vertically arranged with the T type groove that is parallel to each other on one side of No. 1 supporting traverse and No. 2 supporting traverses.Described No. 1 thrust leading screw assembly is made up of No. 1 leading screw and No. 1 leading screw sleeve; No. 1 leading screw sleeve is hollow tubular structural member; One end is welded with the ring flange pedestal; The other end is processed with tapped through hole, and the axis of rotation of tapped through hole is vertical with the ring flange pedestal, and No. 1 leading screw inserts in No. 1 leading screw sleeve to being threaded.Described No. 1 thrust leading screw assembly, No. 2 thrust leading screw assemblies, No. 3 thrust leading screw assemblies are identical with No. 4 thrust leading screw assembly structures, and promptly No. 1 leading screw, No. 2 leading screws, No. 3 leading screws are identical with No. 4 screw structures.No. 1 leading screw sleeve, No. 2 leading screw sleeves, No. 3 leading screw sleeves are identical with No. 4 screw set barrel structures.No. 2 leading screw all adopts with No. 4 leading screw sleeves with No. 3 leading screw sleeves and No. 4 leading screws and is threaded with No. 2 leading screw sleeves, No. 3 leading screws.
Compared with prior art the beneficial effect of the utility model is:
1. the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench medium power transmits assembly and is made up of No. 1 pair of rollers and gearbox assembly, No. 2 pairs of rollers and gearbox assembly and shaft coupling; Will be through the transmission of power assembly by the transmission of power of examination bogie drive motor to load motor, the simulation of approximate real working condition when realization is gone to two cover traction drive actual tracks in the quilt examination bogie.Simultaneously, the transmission of power assembly can carry out fail-test to the frame suspension type bogie traction drive of disalignment distance, wheelspan, and test unit is simple in structure, and is reliable, has versatility.
2. lifting device adopts a lifting jack stretching motion to realize the lifting of lifting device, landing action in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench; Reasonable in design; Only need less jack thrust just can realize lifting device, thereby drive transition longeron in the vertical direction synchronization lifting; Adopt the degree of freedom of other direction of central pin shaft restraint device on two fixed cross beams, avoid the motion of other directions, guarantee direction of motion and stability of structure.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described:
Fig. 1 is the axonometric projection graph that the mechanical assembly part structure in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench is formed;
Fig. 2 is the axonometric projection graph that the mechanical assembly part in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench is installed required testing table basis;
Fig. 3 is that transmission of power assembly, the lifting device in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench is installed in the axonometric projection graph on the basic platform;
Fig. 4 is that the transmission of power assembly in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench is installed in the axonometric projection graph on the basic platform;
Fig. 5 is the front view that No. 1 pair of rollers and the gearbox assembly structure in the transmission of power assembly in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench formed;
Fig. 6 is that No. 1 pair of rollers and the gearbox assembly structure in the transmission of power assembly in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench formed the full sectional view on the vertical view;
Fig. 7 is No. 1 pair of rollers and the axonometric projection graph of No. 1 gearbox assembly that does not comprise No. 1 roller shaft in the gearbox assembly in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench;
Fig. 8 is the axonometric projection graph of the lifting device in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench;
Fig. 9 is the front view of the lifting device in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench;
Figure 10 is the axonometric projection graph of No. 1 lift arm assembly in the lifting device in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench;
Figure 11 is the axonometric projection graph that drives assembly and No. 2 fixed cross beam annexations in the lifting device in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench;
Figure 12 is the axonometric projection graph of the linear bearing seat assembly in the lifting device in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench;
Figure 13 is that the lifting device in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench will be dropped on the right view on the roller in the transmission of power assembly by the examination bogie;
Figure 14 is the partial enlarged drawing at the B place among Figure 13;
Figure 15 is the axonometric projection graph that drives No. 2 hold-down support assemblies in the assembly in the lifting device in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench;
Figure 16 is the axonometric projection graph of No. 1 hold-down support assembly in the lifting device in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench;
Figure 17 is the axonometric projection graph of No. 1 fixed cross beam in the lifting device in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench;
Figure 18 is the axonometric projection graph of the lifting device middle pulley device in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench;
Figure 19 is the axonometric projection graph of the bogie locating device duty in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench;
Figure 20 is the full sectional view on the front view of thrust leading screw in the bogie locating device that adopts in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench;
Figure 21 is the axonometric projection graph that is tried bogie that adopts the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench institute to test;
Figure 22 is the electrical system architecture theory diagram in the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench;
Among the figure: 1. testing table is basic, 2. transmission of power assembly, 3. lifting device, 4. quilt examination bogie, 5. bogie locating device, 6. basic platform; 7.1 number basic chain-wales, No. 8.2 basic chain-waless, No. 9.3 basic chain-waless, No. 10.4 basic chain-waless, No. 11.1 entrance tracks, No. 12.2 entrance tracks; 13.1 number pair of rollers and gearbox assembly, 14. shaft couplings, No. 15.2 pairs of rollers and gearbox assembly, No. 16.1 left wheel, No. 17.1 right rollers, No. 18.1 gearbox assemblies; 19.1 number roller shaft, No. 20.1 gear case lower houses, No. 21.1 left expansion coupling sleeves, No. 22.1 right expansion coupling sleeves, No. 23.1 left bearing is right, and No. 24.1 right bearing is right; 25.1 number bevel gear shaft bearing is right, No. 26.1 connecting flanges, No. 27.1 bevel gear shafts, No. 28.1 gear case upper shells, No. 29.1 fixed cross beams, No. 30.2 fixed cross beams; 31.1 number lift arm assembly, No. 32.2 lift arm assemblies, No. 33.1 hold-down support assemblies, 34. drive assemblies, and No. 35.1 transition longerons are gone up connecting rod before No. 36.1; 37.1 lower link before number, No. 38.1 front rod hold-down supports, No. 39.1 Synchronous pull rods are gone up connecting rod after No. 40.1, lower link after No. 41.1, No. 42.1 back link hold-down supports; 43.2 number hold-down support assembly, 44. lifting jack, 45. linear bearing seat assemblies, 46. jacking blocks, No. 47.1 wire rope, No. 48.2 wire rope; 49. pulley gear, 50. bearing spiders, 51. linear bearings, No. 52.2 transition longerons, No. 53.2 left wheel, No. 54.2 right rollers; 55.2 number hold-down support, No. 56.2 guiding linear bearings, No. 57.1 hold-down supports, No. 58.1 guiding linear bearings, 59. pulley bases, No. 60.1 pulleys; 61.2 number pulley, No. 62.1 positioning supports, No. 63.2 positioning supports, No. 64.3 positioning supports, No. 65.4 positioning supports; 66.1 number thrust leading screw assembly, No. 67.2 thrust leading screw assemblies, No. 68.3 thrust leading screw assemblies, No. 69.4 thrust leading screw assemblies, No. 70.1 supporting traverses; 71.2 number supporting traverse, No. 72.1 leading screws, No. 73.1 leading screw sleeves, No. 74.1 wheel is right, and No. 75.2 wheel is right.
Embodiment
Below in conjunction with accompanying drawing the utility model is explained in detail:
Consult Fig. 1, Fig. 2 and Figure 22, the described bullet train frame of the utility model suspension type bogie traction drive reliability test bench is made up of with electrical system mechanical assembly part (transmission of power assembly 2, lifting device 3, bogie locating device 5), testing table basis 1.
Consult Fig. 2, described testing table basis 1 is that the reinforced concrete that a centre position is provided with the rectangle hole is built the slot type structural member that forms.The hole end on horizontal arrangement basic platform 6 is arranged; Promptly flatly arrange No. 1 basic chain-wales 8, No. 3 basic chain-waless 9 of 7, No. 2 basic chain-waless and No. 4 basic chain-waless 10 symmetrically on the top end face of two short cell walls on the top end face on testing table basis 1; In order to the bogie locating device 5 in the fixing described bullet train frame of the utility model suspension type bogie traction drive reliability test bench; The disposed inboard of No. 3 basic chain-waless 9 and No. 4 basic chain-waless 10 has No. 1 entrance track 11 and No. 2 entrance tracks 12, so that moving by examination bogie 4.6, No. 1 basic chain-wales of basic platform, 8, No. 3 basic chain-waless 9 of 7, No. 2 basic chain-waless and No. 4 basic chain-waless 10 are all the rectangular flat cast iron structural member that is evenly equipped with T type groove on the working surface; Perpendicular to longitudinal center's plane of symmetry of the basic platform 6 of X-direction with perpendicular to longitudinal center's plane of symmetry coplane in the rectangle hole of X-direction, the parallel and symmetric arrangement of vertical plane of symmetry that 8, No. 3 basic chain-waless 9 of 7, No. 2 basic chain-waless of No. 1 basic chain-wales and the vertical plane of symmetry and the rectangle of No. 4 basic chain-waless 10 are cheated.
Consult Fig. 4 to Fig. 7, described No. 1 pair of rollers and gearbox assembly 13 are made up of 18, No. 1 left wheel of No. 1 gearbox assembly, 17, No. 1 left expansion coupling sleeve 21 of 16, No. 1 right roller and No. 1 right expansion coupling sleeve 22.Wherein: No. 1 left wheel 16 is identical with No. 1 right roller 17 structures; No. 1 left expansion coupling sleeve 21 is identical with No. 1 right expansion coupling sleeve 22 structures.No. 1 left wheel 16 and No. 1 right roller 17 are installed in the left end and the right-hand member of No. 1 No. 1 roller shaft 19 in the gearbox assembly 18 symmetrically; No. 1 left wheel 16 and No. 1 right roller 17 can move axially on No. 1 roller shaft 19 in No. 1 gearbox assembly 8, and the position confirms that the back adopts on No. 1 roller shaft 19 in No. 1 left expansion coupling sleeve 21 and No. 1 right expansion coupling sleeve 22 stuck-at-gearbox assembly 18.Spacing between No. 1 left wheel 16 and No. 1 right roller 17 is by being confirmed by the wheelspan of examination bogie 4; Thereby guarantee by No. 1 wheel of examination bogie 4 two wheel treads of 74 to be dropped on respectively on No. 1 left wheel 16 and No. 1 right roller 17, No. 1 wheel is to wheel rim and No. 1 left wheel 16 and No. 1 right roller 17 maintenances one determining deviation of two wheels of 74 simultaneously.
Consult Fig. 6 and Fig. 7; No. 1 gearbox assembly 18 is the rectangular axis gear case of constant speed transmission, 26, No. 1 left bearing of 19, No. 1 connecting flange of 27, No. 1 roller shaft of 20, No. 1 bevel gear shaft of 28, No. 1 gear case lower house of No. 1 gear case upper shell 23, No. 1 right bearings is made up of 25 24 and No. 1 bevel gear shaft bearings.No. 1 gear case upper shell 28 and the shell structure part of No. 1 gear case lower house 20 for casting or being welded; Adopt increase casing thickness in the Bearing Installation position of No. 1 gear case upper shell 28 and No. 1 gear case lower house 20 or arrange that the mode of gusset improves the rigidity of casing, to bear No. 1 left wheel 17, No. 1 roller shaft 19 of 16, No. 1 right roller and to be tried the gravity of bogie 4 and the additional load that unbalance dynamic produced.No. 1 bevel gear shaft 27 in No. 1 gearbox assembly 18 adopts cantilever structures, and No. 1 roller shaft 19 adopts the freely-supported girder structures.The bevel gear of same size model is installed on one end of No. 1 bevel gear shaft 27 and No. 1 roller shaft 19, realizes the constant speed orthogonal transmission of power of No. 1 bevel gear shaft 27 and No. 1 roller shaft 19 through the engagement between these two gears.No. 1 connecting flange 26 is through the other end (external part) coaxial be fixedly connected of key with No. 1 bevel gear shaft 27.No. 1 left bearing comprises that to 23 two identical bearing holder (housing, cover)s of specifications and models are contained in an end of No. 1 roller shaft 19 (near No. 1 left wheel 16 ends); No. 1 right bearing is identical to 23 bearing to two bearing specification models of 24 and No. 1 left bearing, is sleeved on the other end (near No. 1 right roller 17 ends) of No. 1 roller shaft 19.No. 1 the bevel gear shaft bearing comprises two bearings that specifications and models are identical to 25; Two bearings are arranged in the two ends of No. 1 bevel gear shaft 27 with certain spacing; Because the moment of flexure that gearing mesh produces on No. 1 bevel gear shaft 27 when transmitting moment of torsion, No. 1 gear case upper shell 28 attaches together and adopts bolt to be connected with No. 1 gear case lower house 20 to bear.
Described No. 2 pairs of rollers and gearbox assembly 15 are made up of No. 2 gearbox assemblies, No. 2 left wheel 54, No. 2 left expansion coupling sleeves of 53, No. 2 right rollers and No. 2 right expansion coupling sleeves.Wherein: No. 2 left wheel 53 is identical with No. 2 right roller 54 structures; No. 2 left expansion coupling sleeve is identical with No. 2 right expansion coupling nested structures.No. 2 left wheel 53 and No. 2 right rollers 54 are installed in the left end and the right-hand member of No. 2 No. 2 roller shafts in the gearbox assembly symmetrically; No. 2 left wheel 53 and No. 2 right rollers 54 can move axially on No. 2 roller shafts in No. 2 gearbox assemblies 8, and the position confirms that the back adopts No. 2 left expansion coupling sleeves and No. 2 right expansion coupling sleeves to be fixed on No. 2 No. 2 roller shafts in the gearbox assembly.Spacing between No. 2 left wheel 53 and No. 2 right rollers 54 is by being confirmed by the wheelspan of examination bogie 4.Thereby guarantee by No. 2 wheels of examination bogie 4 two wheel treads of 75 to be dropped on respectively on No. 2 left wheel 53 and No. 2 right rollers 54, No. 2 wheels are to wheel rim and No. 2 left wheel 53 and No. 2 right rollers 54 maintenance certain intervals of two wheels of 75 simultaneously.
The rectangular axis gear case that No. 2 gearbox assemblies are the constant speed transmission, by No. 2 gear case upper shells, No. 2 gear case lower houses, No. 2 bevel gear shafts, No. 2 roller shafts, No. 2 connecting flanges, No. 2 left bearings to, No. 2 right bearings pair and No. 2 bevel gear shaft bearings to forming.No. 2 gear case upper shells and the shell structure part of No. 2 gear case lower houses for casting or being welded; Adopt increase casing thickness in the Bearing Installation position of No. 2 gear case upper shells and No. 2 gear case lower houses or arrange that the mode of gusset improves the rigidity of casing, to bear No. 2 left wheel 54, No. 2 roller shafts of 53, No. 2 right rollers and to be tried the gravity of bogie 4 and the additional load that unbalance dynamic produced.No. 2 bevel gear shafts in No. 2 gearbox assemblies adopt cantilever structures, and No. 2 roller shaft adopts the freely-supported girder structures.The bevel gear of same size model is installed on one end of No. 2 bevel gear shafts and No. 2 roller shafts, and the engagement of the bevel gear through these two same size models realizes the constant speed orthogonal transmission of power of No. 2 bevel gear shafts and No. 2 roller shafts.No. 2 connecting flanges are through the other end (external part) coaxial be connected of key with No. 2 bevel gear shafts.No. 2 left bearings are to comprising the end (near No. 2 left wheel 53 ends) of the identical bearings of two specifications and models at No. 2 roller shafts; The right bearing of right two the bearing specification models of No. 2 right bearings and No. 2 left bearings is identical, is supported on the other end (near No. 2 right roller 54 ends) of No. 2 roller shafts.No. 2 bevel gear shaft bearings are to comprising two bearings that specifications and models are identical, and two bearings are arranged in the two ends of No. 2 bevel gear shafts with certain spacing, with opposing because the moment of flexure that gearing mesh produces on No. 2 bevel gear shafts when transmitting moment of torsion.
No. 1 pair of rollers and gearbox assembly 13 are identical with No. 2 pairs of rollers and gearbox assembly 15 structures; Promptly 17, No. 2 left wheel 53 of 16, No. 1 right roller of No. 1 left wheel are identical with No. 2 right roller 54 structures; 22, No. 2 left expansion coupling sleeves of 21, No. 1 right expansion coupling sleeve of No. 1 left expansion coupling sleeve are identical with No. 2 right expansion coupling nested structures, and No. 1 gearbox assembly 18 is identical with No. 2 gearbox assembly structures.Described No. 1 gearbox assembly 18 and No. 2 identical being meant of gearbox assembly structure: No. 1 gear case upper shell 28 is identical with No. 2 gear case upper shell structures; No. 1 gear case lower house 20 is identical with No. 2 gear case lower house structures; No. 1 bevel gear shaft 27 is identical with No. 2 bevel gear shaft structures; No. 1 roller shaft 19 is identical with No. 2 roller shaft structures; No. 1 connecting flange 26 is identical with No. 2 connecting flange structures, and No. 1 left bearing is pair identical to structure with No. 2 right bearings to 24, No. 2 left bearings to 23, No. 1 right bearings, and No. 1 the bevel gear shaft bearing is identical to structure with No. 2 bevel gear shaft bearings to 25.
No. 1 left expansion coupling sleeve 22, No. 2 left expansion coupling sleeves of 21, No. 1 right expansion coupling sleeve and No. 2 right expansion coupling sleeves are standard component, and the model that can select for use can transmitting large torque, adapt to high rotating speed operating mode is the expansion coupling sleeve of Z4, Z5, Z12, Z13, Z15, Z16 or Z18.
Consult Fig. 3 and Fig. 4, described transmission of power assembly 2 is made up of No. 1 pair of rollers and gearbox assembly 13, shaft coupling 14 and No. 2 pairs of rollers and gearbox assembly 15.
No. 1 pair of rollers and gearbox assembly 13 and No. 2 pairs of rollers and gearbox assembly 15 are installed in the rear and front end of basic platform 6 in the testing table basis 1, and the spacing of the central axis of No. 2 roller shafts in No. 1 roller shaft 19 in No. 1 pair of rollers and the gearbox assembly 13 and No. 2 pairs of rollers and the gearbox assembly 15 equals to be tried the wheelbase of bogie 4; No. 2 bevel gear shafts in No. 1 bevel gear shaft 27 in No. 1 pair of rollers and the gearbox assembly 13 and No. 1 connecting flange 26 and No. 2 pairs of rollers and the gearbox assembly 15 and the central axis conllinear and the positioned opposite of No. 2 connecting flanges; One (preceding) of shaft coupling 14 end is fixedly connected through No. 1 connecting flange 26 in bolt and No. 1 pair of rollers and the gearbox assembly 13; Another of shaft coupling 14 (back) end is fixedly connected through No. 2 connecting flanges in bolt and No. 2 pairs of rollers and the gearbox assembly 15. and realizes No. 1 gearbox assembly 18 and the connection and the transmission of power of No. 2 gearbox assemblies in No. 2 pairs of rollers and the gearbox assembly 15 in No. 1 pair of rollers and the gearbox assembly 13, while shaft coupling 14 can compensate misaligning of No. 1 bevel gear shaft 27 and No. 2 bevel gear shafts in No. 2 pairs of rollers and the gearbox assembly 15 in No. 1 pair of rollers being connected and the gearbox assembly 13.
Consult Fig. 8 to Figure 11, described lifting device 3 comprises 32, No. 1 hold-down support assembly 33 of 31, No. 2 lift arm assemblies of 30, No. 1 lift arm assembly of 29, No. 2 fixed cross beams of No. 1 fixed cross beam and drives assembly 34.
Consult Fig. 8 and Figure 16; No. 1 hold-down support assembly 33 is made up of No. 1 hold-down support 57 and No. 1 guiding linear bearing 58; No. 1 guiding linear bearing 58 is the flange form linear bearing, and No. 1 hold-down support 57 is welding or casting box formula structural member, and the top is provided with the dead eye that a centre of gyration line is in plumbness; Be evenly equipped with threaded hole around the dead eye; The bottom of No. 1 hold-down support 57 is evenly equipped with the through hole that is used for fixing, and No. 1 guiding linear bearing 58 is fixedly mounted in the dead eye on No. 1 hold-down support 57 tops, and the flange of No. 1 guiding linear bearing 58 adopts bolt to be connected with No. 1 hold-down support 57.
No. 1 hold-down support assembly 33 is fixedly mounted on one (preceding) end of basic platform 6, and the central pin shaft on No. 1 fixed cross beam 29 is installed in No. 1 guiding linear bearing 58 to being slidingly connected.Perpendicular to longitudinal center's plane of symmetry of No. 1 hold-down support assembly 33 of X-direction and longitudinal center's plane of symmetry coplane perpendicular to the basic platform 6 of X-direction.
Consult Figure 17, No. 1 fixed cross beam 29 is made up of crossbeam and central pin shaft.Crossbeam is the steel plate welding or casts the box typed structure spare of the hollow that forms that the upper surface of crossbeam is evenly equipped with parallel T type groove.The center position of the bottom face of crossbeam vertically is provided with central pin shaft.The structure of No. 2 fixed cross beams 30 is identical with the structure of No. 1 fixed cross beam 29.
Consult Figure 10, described No. 1 lift arm assembly 31 is gone up behind No. 40,1, the connecting rod lower link 41 and No. 1 back link hold-down support 42 behind No. 38,1,37, No. 1 front rod hold-down support of lower link and is formed by going up before No. 39,1,35, No. 1 Synchronous pull rod of No. 1 transition longeron before No. 36,1, the connecting rod.Wherein, go up before No. 1 connecting rod 36 with No. 1 after on before No. 40,1, the connecting rod after lower link 37 and No. 1 lower link 41 identical with No. 1 front rod hold-down support 38 with No. 1 back link hold-down support 42 structures.
No. 1 transition longeron 35 welds or casts the hollow structure that forms for steel plate; One side of its upper surface is processed with groove; During lifting device 3 work; By No. 1 wheel in the examination bogie 4 74, No. 2 wheels wheel rim to two wheels of one (left side) side (near No. 1 lift arm assembly 31 1 sides) of 75 is supported on the groove of No. 1 transition longeron 35 1 (left side) side, the inboard shoulder of the groove of No. 1 transition longeron 35 can laterally roll by limiting wheel simultaneously, thereby guarantees by examination bogie 4 straight-line travellings.Axis pin base and rear pin shaft seat before the symmetric position place is provided with before and after No. 1 transition longeron 35 bottoms.
No. 1 Synchronous pull rod 39 is the rod-like structure part of iso-cross-section, and one (preceding) end of No. 1 Synchronous pull rod 39 is shaped on a preceding pin shaft hole, and another of No. 1 Synchronous pull rod 39 (back) end is shaped on a rear pin shaft hole and a through hole.On No. 1 front rod hold-down support 38 and No. 1 back link hold-down support 42 were fixed at the bottom of the hole on testing table basis 1, one (descend) of lower link 37 held (pin shaft hole) to be connected through bearing pin with No. 1 front rod hold-down support 38 (pin shaft hole) before No. 1; The upper end (pin shaft hole) of going up connecting rod 36 before No. 1 is connected through bearing pin with the preceding axis pin base (pin shaft hole) of No. 1 transition longeron 35; Go up the upper end (pin shaft hole) of lower link 37 before the lower end (pin shaft hole), No. 1 of connecting rod 36 before No. 1 and be connected with front end (pin shaft hole) the employing bearing pin of No. 1 Synchronous pull rod 39; The lower end of lower link 41 (pin shaft hole) is connected through bearing pin with No. 1 back link hold-down support 42 (pin shaft hole) after No. 1; The upper end (pin shaft hole) of going up connecting rod 40 after No. 1 is connected through bearing pin with the rear pin shaft seat (pin shaft hole) of No. 1 transition longeron 35, and the upper end (pin shaft hole) of lower link 41 is connected with rear end (pin shaft hole) the employing bearing pin of No. 1 Synchronous pull rod 39 behind the lower end (pin shaft hole) of last connecting rod 40 after No. 1, No. 1.Go up before No. 1 after the installation connecting rod 36 with No. 1 after on connecting rod 40 be arranged in parallel; Before No. 1 after lower link 37 and No. 1 lower link 41 be arranged in parallel; Go up before No. 1 connecting rod 36 with No. 1 before the angle that forms of lower link 37 with No. 1 after on after connecting rod 40 and No. 1 corner dimension of lower link 41 formation equate; Direction is identical, all points to by the direction of traffic of the entering testing table of examination bogie 4.Go up before No. 1 connecting rod 36 with No. 1 after on connecting rod 40 be the identical bar class formation spare of structure of iso-cross-section, before No. 1 lower link 37 with No. 1 after lower link 41 be the identical bar class formation spare of structure of iso-cross-section.
Described No. 2 lift arm assemblies 32 by go up lower link before the connecting rod, No. 2, No. 2 front rod hold-down supports, No. 2 Synchronous pull rods before No. 52,2, No. 2 transition longerons, go up connecting rod after No. 2, lower link and No. 2 back link hold-down supports are formed after No. 2.
No. 1 lift arm assembly 31 is identical with No. 2 lift arm assembly 32 structures; Promptly No. 1 transition longeron 35 is the identical bar class formation spare of structure with No. 2 transition longerons 52; No. 1 Synchronous pull rod 39 is the identical bar class formation spare of structure with No. 2 Synchronous pull rods; Go up before No. 1 go up behind No. 36,1, the connecting rod go up before No. 40,2, the connecting rod connecting rod with No. 2 after on connecting rod be the identical bar class formation spare of structure; Before No. 1 behind No. 37,1, the lower link before No. 41,2, the lower link lower link with No. 2 after lower link be the identical bar class formation spare of structure, 42, No. 2 front rod hold-down supports of 38, No. 1 back link hold-down support of No. 1 front rod hold-down support are the identical structural member of structure with No. 2 back link hold-down supports.
No. 1 lift arm assembly 31 and No. 2 lift arm assemblies 32 abreast mounting arrangements in the left and right sides of basic platform 6; Both are arranged symmetrically in the both sides of the center plane of symmetry of the vertical and X-direction of basic platform 6; The spacing of No. 1 lift arm assembly 31 and No. 2 lift arm assemblies 32 is according to being confirmed by the wheelspan of examination bogie 4; Thereby guarantee 74, No. 2 wheels wheel rim to two left sides (near No. 1 lift arm assembly 31 1 sides) wheel of 75 just in time to be dropped on the groove of No. 1 transition longeron 35 by No. 1 wheel of examination bogie 4; By No. 1 of bogie 4 wheel of examination the wheel rim of taking turns for 74 and No. 2 two right sides (near No. 2 lift arm assembly 32 1 sides) wheel of 75 is just in time dropped on the groove of No. 2 transition longerons 52; There are certain interval in No. 1 transition longeron 35 and No. 2 transition longerons 52 and No. 1 left wheel 17, No. 2 left wheel 53 of 16, No. 1 right roller and No. 2 right rollers 54 simultaneously, avoid interfering.Perpendicular to the center plane of symmetry of No. 1 transition longeron 35 in No. 1 lift arm assembly 31 of Y direction and center plane of symmetry coplane, the upper surface coplane of No. 1 transition longeron 35 and No. 2 transition longerons 52 simultaneously perpendicular to No. 2 transition longerons 52 in No. 2 lift arm assemblies 32 of Y direction.
Consult Figure 11, drive assembly 34 and comprise hold-down support assembly 43, lifting jack 44, linear bearing seat assembly 45,47, No. 2 wire rope 48 of 46, No. 1 wire rope of jacking block and pulley gear 49 No. 2.
Consult Figure 18; Pulley gear 49 comprises 60, No. 2 pulleys 61 of 59, No. 1 pulley of pulley base; Be evenly equipped with slotted hole and threaded hole on the pulley base 59, slotted hole is used for pulley base 59 is fixedly mounted on basic platform 6, and threaded hole is used for installing and fixing of linear bearing seat assembly 45.
Consult Figure 11, lifting jack 44 is single-acting fluid pressure type lifting jack commonly used, and an end has ring flange and is convenient to install and fix.One end of lifting jack 44 flanged dishes is installed on the side of No. 2 hold-down supports 55 band T type grooves in No. 2 hold-down support assemblies 43 through bolt.
Jacking block 46 is a rectangular slab class formation spare, is provided with measure-alike through hole in the symmetric position place of right ends longitudinally along jacking block 46, and jacking block 46 is fixedly mounted on the end face of piston rod external part of lifting jack 44.
No. 1 wire rope 47 is identical with the physical dimension of No. 2 wire rope 48; Be wire rope commonly used with enough rigidity; No. 1 wire rope 47 and an end of No. 2 wire rope 48 are fixedly connected with left and right through hole on the jacking block 46; No. 1 pulley 60 walked around of No. 1 wire rope 47 and No. 2 wire rope 48 is to contact to be connected with No. 2 pulleys 61 and with No. 1 pulley 60 with the outside of No. 2 pulleys 61, and No. 1 wire rope 47 and the other end of No. 2 wire rope 48 are fixedly connected with No. 1 Synchronous pull rod with No. 1 Synchronous pull rod 39 in the lifting device 3.
Consult Figure 12; Linear bearing seat assembly 45 is made up of bearing spider 50 and linear bearing 51; Support in the horizontal through hole that linear bearing 51 is installed in bearing spider 50 upper ends to slight interference cooperates, the midway that linear bearing seat assembly 45 is installed in the pulley base 59 in the pulley gear 49 is fixed connection.It is interior for being slidingly matched that the piston rod of lifting jack 44 is inserted into the endoporus that supports linear bearing 51, and the axis of rotation of the piston rod of lifting jack 44 and the axis of rotation conllinear that supports linear bearing 51 endoporus guarantee the piston rod rectilinear motion, provide support for piston rod simultaneously.
Referring to Figure 15; No. 2 hold-down support assemblies 43 are formed .2 guiding linear bearing 56 by No. 2 guiding linear bearings 56 and No. 2 hold-down supports 55 and are the flange form linear bearing; No. 2 hold-down support 55 is the box typed structure spare that welds or casting forms; One of which is processed with parallel T type groove on the vertical side, and the top end face of No. 2 hold-down supports 55 is provided with a dead eye that centre of gyration line is vertical, is evenly equipped with threaded hole around the dead eye; No. 2 guiding linear bearing 56 is installed in the dead eye on No. 2 hold-down support 55 tops, and the flange of No. 2 guiding linear bearings 56 adopts bolt to be connected with the top of No. 2 hold-down supports 55.
No. 2 hold-down support assemblies 43 are fixed on the rear end of basic platform 6, be installed in No. 2 fixed cross beams 30 under basic platform 6 on.The center plane of symmetry of No. 2 hold-down supports 55 of vertical and X-direction and the center plane of symmetry coplane of the basic platform 6 of vertical and X-direction.No. 1 guiding linear bearing 58 upper surfaces of the flange upper surface of No. 2 hold-down support assemblies 43 No. 2 guiding linear bearings 56 and No. 1 hold-down support assembly 33 are on same surface level after the installation.
Consult Figure 11; No. 1 pulley 60 that No. 1 wire rope 47 is walked around in the pulley gear 49 connects for contact; One end of No. 1 wire rope 47 passes a side (promptly near No. 1 lift arm assembly 31 1 sides) through hole of jacking block 46 and is fixedly connected with jacking block 46, and the other end of No. 1 wire rope 47 passes the through hole of No. 1 Synchronous pull rod 39 in No. 1 lift arm assembly 31 and is fixedly connected with No. 1 Synchronous pull rod 39.Thereby No. 1 wire rope 47 is walked around direction that pulley changes power and is made that No. 1 Synchronous pull rod 39 only bears pulling force and do not bear additional bending moment in the course of work.
No. 2 pulleys 61 that No. 2 wire rope 48 are walked around in the pulley gear 49 connect for contact; One end of No. 2 wire rope 48 passes opposite side (promptly the lean on No. 2 lift arm assembly 32 1 sides) through hole of jacking block 46 and is fixedly connected with jacking block 46, and the other end of No. 2 wire rope 48 passes the through hole and No. 2 Synchronous pull rods fixed connections of No. 2 Synchronous pull rods in No. 2 lift arm assemblies 32.Thereby No. 2 wire rope 48 are walked around direction that pulley changes power and are made that No. 2 Synchronous pull rods only bear pulling force and do not bear additional bending moment in the course of work.
Consult Fig. 8; No. 1 fixed cross beam 29 is connected with the vertical bolt of bottom face of No. 1 transition longeron 35 and No. 2 transition longeron 52 front end levels in the lifting device 3, and No. 2 fixed cross beam 30 is connected with the bottom face vertical fixing of No. 1 transition longeron 35 and No. 2 transition longeron 52 rear end levels; The upper surface coplane of No. 1 fixed cross beam 29 and No. 2 fixed cross beams 30, both are parallel and keep a determining deviation.Thereby make 30, No. 1 transition longeron 35 of 29, No. 2 fixed cross beams of No. 1 fixed cross beam and No. 2 transition longerons 52 form a rectangular configuration framework.
The central pin shaft of No. 1 fixed cross beam 29 bottoms is packed in the endoporus of No. 1 guiding linear bearing 58 in No. 1 hold-down support assembly 33 for being slidingly connected the axis of rotation conllinear of the axis of rotation of the central pin shaft of No. 1 fixed cross beam 29 bottoms and No. 1 guiding linear bearing 58 endoporus.The central pin shaft of No. 2 fixed cross beam 30 bottoms is packed in the endoporus of No. 2 guiding linear bearings 56 in No. 2 hold-down support assemblies 43 for being slidingly connected the axis of rotation conllinear of the axis of rotation of the central pin shaft of No. 2 fixed cross beam 30 bottoms and No. 2 guiding linear bearing 56 endoporus.Thereby the rectangular configuration framework that guarantees 30, No. 1 transition longeron 35 of 29, No. 2 fixed cross beams of No. 1 fixed cross beam and No. 2 transition longeron 52 formation is only in the vertical direction free movement; And retrain the motion of other directions, improve No. 1 lift arm assembly 31 and No. 2 lift arm assemblies 32 anti-abilities of tumbling.
During lifting device 3 work, the piston rod of lifting jack 44 promotes jacking block 46 translations, drives No. 1 Synchronous pull rod 39 and No. 2 Synchronous pull rod constant speed movement through spurring No. 1 wire rope 47 and No. 2 wire rope 48 simultaneously.Go up before No. 1 connecting rod 36 with No. 1 before the angle that forms of lower link 37 with No. 1 after go up connecting rod 40 with No. 1 after go up after lower link forms before connecting rod and No. 2 angle and No. 2 that the angle of lower link formation changes synchronously after last connecting rod and No. 2 before the angle that forms of lower link 41 and No. 2, thereby guarantee that No. 1 lift arm assembly 31 and No. 2 lift arm assembly 32 synchronous constant speed move.The whole rectangular configuration framework that 35, No. 2 transition longerons of 30, No. 1 transition longeron of 29, No. 2 fixed cross beams of No. 1 fixed cross beam 52 form vertically moves.Piston rod through control lifting jack 44 flexible realized lifting, the landing action of lifting device 3.
Consult Fig. 1 and Figure 19, described bogie locating device 5 comprises 69, No. 1 supporting traverse 70 of 68, No. 4 thrust leading screw assemblies of 67, No. 3 thrust leading screw assemblies of 66, No. 2 thrust leading screw assemblies of 65, No. 1 thrust leading screw assembly of 64, No. 4 positioning supports of 63, No. 3 positioning supports of 62, No. 2 positioning supports of No. 1 positioning support and No. 2 supporting traverses 71.Wherein: 63, No. 3 positioning supports 64 of 62, No. 2 positioning supports of No. 1 positioning support are identical with No. 4 positioning support 65 structures; 67, No. 3 thrust leading screw assemblies 68 of 66, No. 2 thrust leading screw assemblies of No. 1 thrust leading screw assembly are identical with No. 4 thrust leading screw assembly 69 structures; No. 1 supporting traverse 70 is identical with No. 2 supporting traverse 71 structures.Be supported on respectively on the framework that is tried bogie 4 from the both sides, front and back that quilt tries bogie 4 through 67, No. 3 thrust leading screw assemblies 68 of 66, No. 2 thrust leading screw assemblies of No. 1 thrust leading screw assembly and No. 4 thrust leading screw assemblies 69, realize that quilt tries the adjustment of fixing of bogie 4 and position.
65, No. 1 supporting traverse 70 of 64, No. 4 positioning supports of 63, No. 3 positioning supports of 62, No. 2 positioning supports of No. 1 positioning support and No. 2 supporting traverses 71 are the box typed structure spare that welds or casting forms, and have bigger rigidity and intensity.Exactly, described No. 1 supporting traverse 70 and No. 2 supporting traverses 71 are the box typed structure spare of cuboid, are vertically arranged with the T type groove that is parallel to each other on the side of No. 1 supporting traverse 70 and No. 2 supporting traverses 71.One side of 64, No. 4 positioning supports 65 of 63, No. 3 positioning supports of 62, No. 2 positioning supports of No. 1 positioning support is a working surface, and working surface is provided with the vertical T type groove that is parallel to each other.
No. 1 thrust leading screw assembly 66 is made up of No. 1 leading screw 72 and No. 1 leading screw sleeve 73, and No. 1 leading screw sleeve 73 is hollow tubular structural member, and an end is welded with the ring flange pedestal, and the other end is processed with tapped through hole, and the axis of rotation of tapped through hole is vertical with the ring flange pedestal.No. 1 leading screw 72 inserts in No. 1 leading screw sleeve 73 to being threaded.67, No. 3 thrust leading screw assemblies 68 of 66, No. 2 thrust leading screw assemblies of No. 1 thrust leading screw assembly are identical with No. 4 thrust leading screw assembly 69 structures.That is: No. 3 leading screws in No. 2 leading screws in 72, No. 2 thrust leading screw assemblies 67 of No. 1 leading screw in No. 1 thrust leading screw assembly 66, No. 3 thrust leading screw assemblies 68 are identical with No. 4 screw structures in No. 4 thrust leading screw assemblies 69; No. 3 leading screw sleeves in No. 2 leading screw sleeves in 73, No. 2 thrust leading screw assemblies 67 of No. 1 leading screw sleeve in No. 1 thrust leading screw assembly 66, No. 3 thrust leading screw assemblies 68 are identical with No. 4 screw set barrel structures in No. 4 thrust leading screw assemblies 69.Simultaneously, No. 2 leading screws all adopt with No. 4 leading screw sleeves with No. 3 leading screw sleeves and No. 4 leading screws and are threaded with No. 2 leading screw sleeves, No. 3 leading screws.
63, No. 3 positioning supports 64 of 62, No. 2 positioning supports of No. 1 positioning support and No. 4 positioning supports 65 are fixedly mounted in the testing table basis 1 on No. 1 basic chain-wales 8, No. 3 basic chain-waless 9 of 7, No. 2 basic chain-waless and No. 4 basic chain-waless 10 on two short cell wall top end faces successively.No. 1 supporting traverse 70 adopts and is bolted on the working surface of No. 1 positioning support 62 and No. 2 positioning supports 63, and No. 1 thrust leading screw assembly 66 and No. 2 thrust leading screw assemblies 67 employing bolt are installed in No. 1 supporting traverse 70 and have on the side of T type groove; No. 2 supporting traverse 71 adopts and is bolted on the working surface of No. 3 positioning supports 64 and No. 4 positioning supports 65, and No. 3 thrust leading screw assemblies 68 and No. 4 thrust leading screw assemblies 69 employing bolt are installed in No. 2 supporting traverses 71 and have on the side of T type groove; According to the installation site of being adjusted 67, No. 3 thrust leading screw assemblies 68 of 66, No. 2 thrust leading screw assemblies of No. 1 thrust leading screw assembly and No. 4 thrust leading screw assemblies 69 by the physical dimension of examination bogie 4.
The principle of work of bullet train frame suspension type bogie traction drive reliability test bench:
Before the test, will be stopped on No. 1 entrance track 11 and No. 2 entrance tracks 12 by examination bogie 4.Control lifting jack 44 drives in the lifting devices 3 No. 1 transition longeron 35 and No. 2 transition longeron 52 vertical rising through 47, No. 2 wire rope of No. 1 wire rope 48, and is tangent until the wheel rim that the groove floor and the quilt of No. 1 transition longeron 35 and No. 2 transition longerons 52 tries bogie 4.To be shifted onto on the lifting device 3 by examination bogie 4, and be positioned at wheel this moment four wheel rims of inboard are supported on the groove of No. 1 transition longeron 35 or No. 2 transition longerons 52.Promote it to be gone along No. 1 transition longeron 35 and No. 2 transition longerons 52 by examination bogie 4.When No. 1 pair of rollers of 74 central axis and transmission of power assembly 2 and No. 1 roller shaft 19 central axis in the gearbox assembly 13 being positioned on the same vertical plane by No. 1 of bogie 4 wheel of examination; When simultaneously No. 2 wheels are positioned on the same vertical plane to No. 2 roller shaft central axis of No. 2 pairs of rollers in 75 central axis and the transmission of power assembly 2 and gearbox assembly 15; Loosen lifting jack 44 and make 29, No. 2 fixed cross beams 30 of No. 1 fixed cross beam of lifting device 3 slowly drop to respectively on 33, No. 2 hold-down support assemblies 43 of No. 1 hold-down support assembly, thereby be supported on respectively on No. 1 left wheel 17, No. 2 left wheel 53 of 16, No. 1 right roller and No. 2 right rollers 54 in the transmission of power assembly 2 by the tread of four wheels of examination bogie 4.Adjust 67, No. 3 thrust leading screw assemblies 68 of 66, No. 2 thrust leading screw assemblies of No. 1 thrust leading screw assembly and No. 4 thrust leading screw assemblies 69 in the bogie locating device 5 this moment, fixing by examination bogie 4.
During test, the drive motor that electrical system control is driving condition by 4 one motors of examination bogie, another motor is the load motor of on-position.Drive motor through shaft coupling, wheel box with transmission of power to No. 1 wheel to 74.No. 1 wheel drives No. 1 left wheel 16 and No. 1 right roller 17 rotations in No. 1 pair of rollers and the gearbox assembly 13 of contact with it to 74 rotation; No. 1 roller shaft 19 that is fixedly connected with No. 1 right roller 17 with No. 1 left wheel 16 is delivered to power at constant speed on No. 1 bevel gear shaft 27; No. 2 bevel gear shafts through shaft coupling No. 2 pairs of rollers of 14 drives and gearbox assembly 15 rotate; Through the effect of meshing gear, realize that finally No. 2 left wheel 53 and No. 2 right rollers 54 in No. 2 pairs of rollers and the gearbox assembly 15 rotate.The suffered moment of torsion of kinematic train applies the moment of resistance opposite with roller direction of motion to No. 2 left wheel 53 and No. 2 right rollers 54 in the electrical system control load motor simulation vehicle actual travel.Thereby realized overlapped the simulation that is similar to real working condition when the traction drive actual tracks go by two in the examination bogie 4.Load motor is converted into electric energy with the mechanical energy of system and feeds back to dc bus, thereby forms a cover electro-machanical power circuit closed loop test system.Through this testing table to being made an experiment, to grasp traction drive performance and kinematic train parts fatigue lifetives by examination bogie 4.
Claims (7)
1. bullet train frame suspension type bogie traction drive reliability test bench; Comprise testing table basis (1), transmission of power assembly (2), lifting device (3) and bogie locating device (5); It is characterized in that; Described testing table basis (1) is that the reinforced concrete that a centre position is provided with the rectangle hole is built the slot type structural member that forms; The hole has been horizontally disposed with basic platform (6) at the end; No. 1 basic chain-wales (7), No. 2 basic chain-waless (8), No. 3 basic chain-waless (9) and No. 4 basic chain-waless (10) flatly are set on the top end face of two short cell walls on testing table basis (1) symmetrically; No. 3 basic chain-waless (9) are furnished with No. 1 entrance track (11) and No. 2 entrance tracks (12) abreast with the inboard of No. 4 basic chain-waless (10); Basic platform (6), No. 1 basic chain-wales (7), No. 2 basic chain-waless (8), No. 3 basic chain-waless (9) are all the cast iron rectangular flat structural member that is evenly equipped with T type groove on the working surface with No. 4 basic chain-waless (10); Perpendicular to longitudinal center's plane of symmetry of the basic platform (6) of X-direction with perpendicular to longitudinal center's plane of symmetry coplane in the rectangle hole of X-direction, the parallel and symmetric arrangement of vertical plane of symmetry that No. 1 basic chain-wales (7), No. 2 basic chain-waless (8), No. 3 basic chain-waless (9) and the vertical plane of symmetry and the rectangle of No. 4 basic chain-waless (10) are cheated.
2. according to the described bullet train frame of claim 1 suspension type bogie traction drive reliability test bench; It is characterized in that described transmission of power assembly (2) is made up of No. 1 pair of rollers and gearbox assembly (13), shaft coupling (14) and No. 2 pairs of rollers and gearbox assembly (15);
Described No. 1 pair of rollers and gearbox assembly (13) are made up of with No. 1 right expansion coupling sleeve (22) No. 1 gearbox assembly (18), No. 1 left wheel (16), No. 1 right roller (17), No. 1 left expansion coupling sleeve (21); Wherein: No. 1 left wheel (16) is identical with No. 1 right roller (17) structure; No. 1 left expansion coupling sleeve (21) is identical with No. 1 right expansion coupling sleeve (22) structure; No. 1 left wheel (16) and No. 1 right roller (17) adopt No. 1 left expansion coupling sleeve (21) and No. 1 right expansion coupling sleeve (22) to be fixedly mounted on the left end and the right-hand member of No. 1 roller shaft (19) in No. 1 gearbox assembly (18), and spacing between No. 1 left wheel (16) and No. 1 right roller (17) and the wheelspan that is tried bogie (4) equate;
Described No. 1 gearbox assembly (18) is made up of with No. 1 gear case upper shell (28) (25), No. 1 connecting flange (26), No. 1 bevel gear shaft (27) (24), No. 1 bevel gear shaft bearing (23), No. 1 right bearing No. 1 roller shaft (19), No. 1 gear case lower house (20), No. 1 left bearing;
No. 1 gear case upper shell (28) and the shell structure part of No. 1 gear case lower house (20) for casting or being welded; On one end of No. 1 bevel gear shaft (27) and No. 1 roller shaft (19) the identical bevel gear of structure is installed and is meshing with each other; No. 1 connecting flange (26) is through the other end coaxial be fixedly connected of key with No. 1 bevel gear shaft (27); No. 1 left bearing is sleeved on No. 1 roller shaft (19) on No. 1 left wheel (16) right side to (23); No. 1 right bearing is sleeved on No. 1 roller shaft (19) in No. 1 right roller (17) left side to (24); No. 1 the bevel gear shaft bearing is sleeved on No. 1 bevel gear shaft (27) (25), and No. 1 gear case upper shell (28) attaches together and adopt bolt to be connected with No. 1 gear case lower house (20);
Described No. 2 pairs of rollers and gearbox assembly (15) are made up of No. 2 gearbox assemblies, No. 2 left wheel (53), No. 2 right rollers (54), No. 2 left expansion coupling sleeves and No. 2 right expansion coupling sleeves; Wherein: No. 2 left wheel (53) are identical with No. 2 right rollers (54) structure; No. 2 left expansion coupling sleeve is identical with No. 2 right expansion coupling nested structures;
Described No. 2 gearbox assemblies by No. 2 gear case upper shells, No. 2 gear case lower houses, No. 2 bevel gear shafts, No. 2 roller shafts, No. 2 connecting flanges, No. 2 left bearings to, No. 2 right bearings pair and No. 2 bevel gear shaft bearings to forming;
No. 1 pair of rollers and gearbox assembly (13) are identical with No. 2 pairs of rollers and gearbox assembly (15) structure; Promptly No. 1 left wheel (16), No. 1 right roller (17), No. 2 left wheel (53) are identical with No. 2 right rollers (54) structure; No. 1 left expansion coupling sleeve (21), No. 1 right expansion coupling sleeve (22), No. 2 left expansion coupling sleeves are identical with No. 2 right expansion coupling nested structures, and No. 1 gearbox assembly (18) is identical with No. 2 gearbox assembly structures; Described No. 1 gearbox assembly (18) and No. 2 identical being meant of gearbox assembly structure: No. 1 gear case upper shell (28) is identical with No. 2 gear case upper shell structures; No. 1 gear case lower house (20) is identical with No. 2 gear case lower house structures; No. 1 bevel gear shaft (27) is identical with No. 2 bevel gear shaft structures; No. 1 roller shaft (19) is identical with No. 2 roller shaft structures; No. 1 connecting flange (26) is identical with No. 2 connecting flange structures, and No. 1 left bearing is pair identical to structure with No. 2 right bearings to (24), No. 2 left bearings to (23), No. 1 right bearing, and No. 1 the bevel gear shaft bearing is identical to structure with No. 2 bevel gear shaft bearings to (25);
No. 1 pair of rollers and gearbox assembly (13) and No. 2 pairs of rollers and gearbox assembly (15) are installed in the front end and the rear end of basic platform (6) in the testing table basis (1), and the spacing of the central axis of No. 2 roller shafts in No. 1 roller shaft (19) in No. 1 pair of rollers and the gearbox assembly (13) and No. 2 pairs of rollers and the gearbox assembly (15) equals to be tried the wheelbase of bogie (4); No. 2 bevel gear shafts in No. 1 bevel gear shaft (27) in No. 1 pair of rollers and the gearbox assembly (13) and No. 1 connecting flange (26) and No. 2 pairs of rollers and the gearbox assembly (15) and the central axis conllinear and the positioned opposite of No. 2 connecting flanges; The front end of shaft coupling (14) is fixedly connected through No. 1 connecting flange (26) in bolt and No. 1 pair of rollers and the gearbox assembly (13), and the rear end of shaft coupling (14) is fixedly connected through No. 2 connecting flanges in bolt and No. 2 pairs of rollers and the gearbox assembly (15).
3. the bullet train frame suspension type bogie traction drive reliability test bench of stating according to claim 1; It is characterized in that described lifting device (3) comprises No. 1 fixed cross beam (29), No. 2 fixed cross beams (30), No. 1 lift arm assembly (31), No. 2 lift arm assemblies (32), No. 1 hold-down support assembly (33) and drives assembly (34);
Described No. 1 lift arm assembly (31) comprises going up before No. 1 transition longeron (35), No. 1 goes up lower link (41) and No. 1 back link hold-down support (42) behind the connecting rod (40), No. 1 behind the lower link (37) before the connecting rod (36), No. 1, No. 1 front rod hold-down support (38), No. 1 Synchronous pull rod (39), No. 1; Wherein, go up before No. 1 connecting rod (36) with No. 1 after on connecting rod (40) structure identical, before No. 1 lower link (37) with No. 1 after lower link (41) structure identical, No. 1 front rod hold-down support (38) is identical with No. 1 back link hold-down support (42) structure;
On No. 1 front rod hold-down support (38) and No. 1 back link hold-down support (42) are fixed at the bottom of the hole of testing table basis (1); The lower end of lower link before No. 1 (37) is connected through bearing pin with No. 1 front rod hold-down support (38); The upper end of going up connecting rod (36) before No. 1 is connected with the preceding axis pin base bearing pin of No. 1 transition longeron (35); Go up the upper end of lower link (37) before the lower end, No. 1 of connecting rod (36) before No. 1 and be connected with the front end employing bearing pin of No. 1 Synchronous pull rod (39); The lower end of lower link after No. 1 (41) is connected through bearing pin with No. 1 back link hold-down support (42); The upper end of going up connecting rod (40) after No. 1 is connected through bearing pin with the rear pin shaft seat of No. 1 transition longeron (35), and the upper end of lower link (41) is connected with the rear end employing bearing pin of No. 1 Synchronous pull rod (39) behind the lower end of last connecting rod (40) after No. 1, No. 1;
Described No. 2 lift arm assemblies (32) comprise go up lower link before the connecting rod, No. 2, No. 2 front rod hold-down supports, No. 2 Synchronous pull rods before No. 2 transition longerons (52), No. 2, go up connecting rod after No. 2, lower link and No. 2 back link hold-down supports after No. 2;
No. 1 lift arm assembly (31) is identical with No. 2 lift arm assemblies (32) structure; Promptly No. 1 transition longeron (35) is identical with No. 2 transition longerons (52) structure; No. 1 Synchronous pull rod (39) is identical with No. 2 Synchronous pull rod structures; Go up before No. 1 go up behind the connecting rod (36), No. 1 go up before the connecting rod (40), No. 2 connecting rod with No. 2 after on bar linkage structure identical; Before the lower link (41) behind the lower link before No. 1 (37), No. 1, No. 2 lower link with No. 2 after the lower link structure identical, No. 1 front rod hold-down support (38), No. 1 back link hold-down support (42), No. 2 front rod hold-down supports are identical with No. 2 back link hold-down support structures;
No. 1 lift arm assembly (31) and No. 2 lift arm assemblies (32) are arranged symmetrically in the both sides perpendicular to the center plane of symmetry of X-direction of basic platform (6); No. 1 lift arm assembly (31) equates with the spacing of No. 2 lift arm assemblies (32) with by the wheelspan of examination bogie (4); No. 1 hold-down support assembly (33) is fixedly mounted on the front end of basic platform (6); Drive the rear end that assembly (34) is fixed on basic platform (6); One end of No. 1 wire rope (47) in the driving assembly (34) is fixedly connected with No. 1 Synchronous pull rod (39) in No. 1 lift arm assembly (31); One end of No. 2 wire rope (48) in the driving assembly (34) is fixedly connected with No. 2 Synchronous pull rods in No. 2 lift arm assemblies (32); No. 1 fixed cross beam (29) is connected with the vertical bolt of bottom face of No. 1 transition longeron (35) with No. 2 transition longerons (52) front end; Central pin shaft on No. 1 fixed cross beam (29) is installed in No. 1 guiding linear bearing (58) in No. 1 hold-down support assembly (33) to being slidingly connected; No. 2 fixed cross beams (30) are connected with the bottom face vertical fixing of No. 1 transition longeron (35) with No. 2 transition longerons (52) rear end, and the central pin shaft on No. 2 fixed cross beams (30) is installed in No. 2 guiding linear bearings (56) that drive in the assembly (34) to being slidingly connected.
4. the bullet train frame suspension type bogie traction drive reliability test bench of stating according to claim 3 is characterized in that described No. 1 hold-down support assembly (33) is made up of No. 1 hold-down support (57) and No. 1 guiding linear bearing (58); No. 1 guiding linear bearing (58) is the flange form linear bearing; No. 1 hold-down support (57) is a box typed structure spare; The top of No. 1 hold-down support (57) is provided with the dead eye that a centre of gyration line is in plumbness; Be evenly equipped with threaded hole around the dead eye; The bottom of No. 1 hold-down support (57) is evenly equipped with through hole, and No. 1 guiding linear bearing (58) is fixedly mounted in the dead eye on No. 1 hold-down support (57) top, and No. 1 guiding linear bearing (58) adopts bolt to be connected with No. 1 hold-down support (57).
5. the bullet train frame suspension type bogie traction drive reliability test bench of stating according to claim 3; It is characterized in that described driving assembly (34) comprises No. 2 hold-down support assemblies (43), lifting jack (44), linear bearing seat assembly (45), jacking block (46), No. 1 wire rope (47), No. 2 wire rope (48) and pulley gear (49);
Described No. 2 hold-down support assemblies (43) are made up of No. 2 guiding linear bearings (56) and No. 2 hold-down supports (55); No. 2 guiding linear bearings (56) are the flange form linear bearing; No. 2 hold-down supports (55) are for welding or cast the box typed structure spare that forms; Be processed with the vertical T type groove that is parallel to each other on one vertical side of No. 2 hold-down supports (55); The top of No. 2 hold-down supports (55) is provided with a dead eye that centre of gyration line is vertical; Be evenly equipped with threaded hole around the dead eye, No. 2 guiding linear bearings (56) are installed in the dead eye on No. 2 hold-down supports (55) top and adopt bolt to connect;
Described lifting jack (44) is single-acting fluid pressure type lifting jack commonly used, and an end of lifting jack (44) is provided with the ring flange that is evenly equipped with through hole;
Described linear bearing seat assembly (45) is made up of bearing spider (50) and linear bearing (51); It is that slight interference cooperates that linear bearing (51) is installed in the horizontal through hole on the bearing spider (50);
Described jacking block (46) is a rectangular slab class formation spare, is provided with measure-alike through hole in symmetric position place in two ends longitudinally along jacking block (46);
Described pulley gear (49) comprises pulley base (59), No. 1 pulley (60) and No. 2 pulleys (61); Be evenly equipped with on the pulley base 59 be used for pulley base (59) be fixedly mounted on the basic platform (6) slotted hole be used to install the threaded hole of linear bearing seat assembly (45), No. 1 pulley (60) longitudinally is installed on the pulley base (59) with No. 2 pulleys (61);
No. 2 hold-down support assemblies (43) are installed on the basic platform (6) under No. 2 fixed cross beams (30); Pulley gear (49) is installed on the basic platform (6) at No. 2 hold-down support assemblies (43) rear; Linear bearing seat assembly (45) is installed in the midway of the pulley base (59) in the pulley gear (49) for being fixedly connected; One end of the flanged dish of lifting jack (44) is installed on the side of No. 2 hold-down supports (55) band T type groove in No. 2 hold-down support assemblies (43) through bolt; The external part of the piston rod of lifting jack (44) is inserted in the endoporus that supports linear bearing (51) to being slidingly matched; The axis of rotation of the piston rod of lifting jack (44) and the axis of rotation conllinear that supports linear bearing (51) endoporus; Jacking block (46) is fixedly mounted on the end face of piston rod external part of lifting jack (44); No. 1 wire rope (47) and an end of No. 2 wire rope (48) are fixedly connected with left and right through hole on the jacking block (46), and it is to contact to be connected with No. 2 pulleys (61) and with No. 1 pulley (60) and the outside of No. 2 pulleys (61) that No. 1 wire rope (47) is walked around No. 1 pulley (60) with No. 2 wire rope (48).
6. the bullet train frame suspension type bogie traction drive reliability test bench of stating according to claim 1; It is characterized in that described bogie locating device (5) comprises No. 1 positioning support (62), No. 2 positioning supports (63), No. 3 positioning supports (64), No. 4 positioning supports (65), No. 1 thrust leading screw assembly (66), No. 2 thrust leading screw assemblies (67), No. 3 thrust leading screw assemblies (68), No. 4 thrust leading screw assemblies (69), No. 1 supporting traverse (70) and No. 2 supporting traverses (71);
No. 1 positioning support (62), No. 2 positioning supports (63), No. 3 positioning supports (64) and No. 4 positioning supports (65) are fixedly mounted in the testing table basis (1) on No. 1 basic chain-wales (7), No. 2 basic chain-waless (8), No. 3 basic chain-waless (9) and No. 4 basic chain-waless (10) on two short cell wall top end faces successively; No. 1 supporting traverse (70) employing is bolted to No. 1 positioning support (62) and is provided with on the working surface of T-slot with No. 2 positioning supports (63), and No. 1 thrust leading screw assembly (66) is installed in No. 1 supporting traverse (70) with No. 2 thrust leading screw assemblies (67) employing bolt and has on the side of T type groove; No. 2 supporting traverses (71) employing is bolted to No. 3 positioning supports (64) and is provided with on the working surface of T-slot with No. 4 positioning supports (65), and No. 3 thrust leading screw assemblies (68) are installed in No. 2 supporting traverses (71) with No. 4 thrust leading screw assemblies (69) employing bolt and have on the side of T type groove.
7. the bullet train frame suspension type bogie traction drive reliability test bench of stating according to claim 6; It is characterized in that; Described No. 1 positioning support (62), No. 2 positioning supports (63), No. 3 positioning supports (64) are identical with No. 4 positioning supports (65) structure, and No. 1 supporting traverse (70) is identical with No. 2 supporting traverses (71) structure;
No. 1 positioning support (62), No. 2 positioning supports (63), No. 3 positioning supports (64) are the box typed structure spare that welds or casting forms with No. 4 positioning supports (65); No. 1 positioning support (62), No. 2 positioning supports (63), No. 3 positioning supports (64) are working surface with a side of No. 4 positioning supports (65); Working surface is provided with the vertical T type groove that is parallel to each other; No. 1 positioning support (62), No. 2 positioning supports (63), No. 3 positioning supports (64) are provided with through hole with the mounting flange of No. 4 positioning supports (65) bottom; No. 1 supporting traverse (70) is the box typed structure spare of cuboid with No. 2 supporting traverses (71), is vertically arranged with the T type groove that is parallel to each other on the side of No. 1 supporting traverse (70) and No. 2 supporting traverses (71);
Described No. 1 thrust leading screw assembly (66) is made up of No. 1 leading screw (72) and No. 1 leading screw sleeve (73); No. 1 leading screw sleeve (73) is hollow tubular structural member; One end is welded with the ring flange pedestal; The other end is processed with tapped through hole, and the axis of rotation of tapped through hole is vertical with the ring flange pedestal, and No. 1 leading screw (72) inserts in No. 1 leading screw sleeve (73) to being threaded;
Described No. 1 thrust leading screw assembly (66), No. 2 thrust leading screw assemblies (67), No. 3 thrust leading screw assemblies (68) are identical with No. 4 thrust leading screw assemblies (69) structure, and promptly No. 1 leading screw (72), No. 2 leading screws, No. 3 leading screws are identical with No. 4 screw structures; No. 1 leading screw sleeve (73), No. 2 leading screw sleeves, No. 3 leading screw sleeves are identical with No. 4 screw set barrel structures; No. 2 leading screw all adopts with No. 4 leading screw sleeves with No. 3 leading screw sleeves and No. 4 leading screws and is threaded with No. 2 leading screw sleeves, No. 3 leading screws.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220216486 CN202599659U (en) | 2012-05-15 | 2012-05-15 | Reliability testing stand for traction transmission system of high-speed train frame-mounted bogie |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220216486 CN202599659U (en) | 2012-05-15 | 2012-05-15 | Reliability testing stand for traction transmission system of high-speed train frame-mounted bogie |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102680229A (en) * | 2012-05-15 | 2012-09-19 | 吉林大学 | Test platform for testing reliability of traction drive systems of frame-suspended bogies of high speed train |
| CN106643485A (en) * | 2016-10-31 | 2017-05-10 | 吉林大学 | Verification system of multi-axle vehicle wheel positioning parameter measuring basis detector |
| CN108680371A (en) * | 2018-07-23 | 2018-10-19 | 吉林大学 | Gauge-changeable bogie wheel is to becoming rail performance and reliability test bench |
| CN110542571A (en) * | 2019-09-30 | 2019-12-06 | 吉林大学 | Rail collision trolley with adjustable whole lifting focus of formula of sinking weight |
| CN112284767A (en) * | 2020-11-13 | 2021-01-29 | 重庆长安汽车股份有限公司 | Device and method for testing durability of automobile traction and traction assembly |
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2012
- 2012-05-15 CN CN 201220216486 patent/CN202599659U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102680229A (en) * | 2012-05-15 | 2012-09-19 | 吉林大学 | Test platform for testing reliability of traction drive systems of frame-suspended bogies of high speed train |
| CN102680229B (en) * | 2012-05-15 | 2015-01-07 | 吉林大学 | Test platform for testing reliability of traction drive systems of frame-suspended bogies of high speed train |
| CN106643485A (en) * | 2016-10-31 | 2017-05-10 | 吉林大学 | Verification system of multi-axle vehicle wheel positioning parameter measuring basis detector |
| CN108680371A (en) * | 2018-07-23 | 2018-10-19 | 吉林大学 | Gauge-changeable bogie wheel is to becoming rail performance and reliability test bench |
| CN108680371B (en) * | 2018-07-23 | 2023-10-27 | 吉林大学 | Variable-gauge bogie wheel set variable-gauge performance and reliability test bed |
| CN110542571A (en) * | 2019-09-30 | 2019-12-06 | 吉林大学 | Rail collision trolley with adjustable whole lifting focus of formula of sinking weight |
| CN110542571B (en) * | 2019-09-30 | 2023-06-06 | 吉林大学 | Track collision trolley with adjustable sinking weight integrally lifting gravity center |
| CN112284767A (en) * | 2020-11-13 | 2021-01-29 | 重庆长安汽车股份有限公司 | Device and method for testing durability of automobile traction and traction assembly |
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