CN102680229B

CN102680229B - Test platform for testing reliability of traction drive systems of frame-suspended bogies of high speed train

Info

Publication number: CN102680229B
Application number: CN201210149176.4A
Authority: CN
Inventors: 苏建; 宫海彬; 李蒙蒙; 苏丽俐; 彭涛; 潘洪达; 张立斌; 陈熔; 徐观; 林慧英; 成敬敏; 戴建国; 单红梅; 宋建; 杨小敏; 刘雪峰
Original assignee: Jilin University
Current assignee: Jilin University
Priority date: 2012-05-15
Filing date: 2012-05-15
Publication date: 2015-01-07
Anticipated expiration: 2032-05-15
Also published as: CN102680229A

Abstract

The invention discloses a test platform for testing reliability of traction drive systems of frame-suspended bogies of a high speed train, which comprises a test platform foundation (1), power transmission assemblies (2), lifting devices (3) and bogie positioning devices (5), wherein the power transmission assemblies (2) are installed in the middle of a foundation platform (6) in the test platform foundation (1); a No.1 lifting arm assembly (31) and a No.2 lifting arm assembly (32) in the lifting devices (3) are parallel installed on the foundations on the left and right sides of the foundation platform (6); No.1 fixed support assemblies (33) and driving assemblies (34) are installed at the front and rear ends of the foundation platform (6); a No.1 fixed cross beam (29) and a No.2 fixed cross beam (30) are fixedly connected with a No.1 transition longitudinal beam (35) and a No.2 transition longitudinal beam (52) in the No.1 lifting arm assembly (31) and the No..2 lifting arm assembly (32); and the bogie positioning devices (5) are installed on the top end faces of two short groove walls in the test platform foundation (1).

Description

Bullet train frame suspension type bogie traction drive reliability test bench

Technical field

The present invention relates to a kind of test unit for Railway High Speed Train, more particularly, the present invention relates to a kind of bullet train frame suspension type bogie traction drive reliability test bench of simulating when bullet train travels under loading condition.

Background technology

On April 18th, 2007, China's successful implementation the 6th china railway speed raising is changed the line map, Harmony CRH series motor train unit appears in Chinese Railway first, achieves the high speed operation of 250Km/h on both wired, thus has opened the prelude of China railways high speed development.Reach 350km/h in the motor train unit max. speed run at present, but along with the raising of 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 safe and reliable sex chromosome mosaicism of the critical component that is in operation becomes increasingly conspicuous.

In order to meet dynamic performance during train high-speed cruising, the frame mode that high speed motor car drive unit many employings body hangs or frame is outstanding, alleviate unsprung mass, significantly reduce the high-frequency mechanical vibration acting force of wheel-rail impact power and motor, be conducive to vehicle high-speed and run.Wherein CRH1, CRH2, CRH3 type motor train unit bogie all adopts frame suspension type, that is: every platform power truck comprises two cover traction drives, by drive unit directly or be packed on bogie frame by rubber arthrosis.Gear case one end is by two bearings on axletree, and the other end is connected with bogie frame by suspension apparatus.Drive unit and wheel between need to connect carry out transmitting torque with each gear coupling to relative motion can be adapted to.

The reliability of traction drive directly determines security that rolling stock runs, reliability and economy, checks its fatigue strength and whether meets locomotive operation requirement, be of great importance to the reliability improving rolling stock.But owing to causing tired real work load very complicated, structural design is ever-changing, the engineering characteristic of real material is come in and gone out very large, and the stress that external load effect produces is very sensitive to structure and material.So any one analytical approach and forecast model have limitation, it is very accurate that simulation Analysis of Fatigue can't be accomplished up to now.But it is high to carry out actual track experimentation cost, dangerous simultaneously.

Therefore, develop simple and reasonable, traction drive reliability test bench when the simulation bullet train frame suspension type traction drive generally adopted for bullet train travels under loading condition, the each critical component design of traction drive, production defect is exposed fast with this, improving product reliability, has been an extremely urgent task.

Summary of the invention

Technical matters to be solved by this invention overcomes prior art Problems existing, provides a kind of bullet train frame suspension type bogie traction drive reliability test bench can simulated when bogie traction drive actual track travels under real working condition.

Following technical scheme is adopted to realize for solving the problems of the technologies described above the present invention: described bullet train frame suspension type bogie traction drive reliability test bench comprises testing table basis, power transmission assembly, lifting device and bogie locating device.Described testing table basis is the reinforced concrete slot type structure part of building that a centre position is provided with rectangle hole, the end, hole, has been horizontally disposed with basic platform, the top end face of two short cell walls on testing table basis is flatly arranged symmetrically No. 1 basic chain-wales, No. 2 basic chain-waless, No. 3 basic chain-waless and No. 4 basic chain-waless, be furnished with No. 1 entrance track and No. 2 entrance tracks the inside parallel of No. 3 basic chain-waless and No. 4 basic chain-waless.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 cast iron rectangular flat structural member working surface being evenly equipped with T-slot.Longitudinal center's plane of symmetry that longitudinal center's plane of symmetry perpendicular to the basic platform of X-direction and the rectangle perpendicular to X-direction are cheated is coplanar, and No. 1 basic chain-wales, No. 2 basic chain-waless, No. 3 basic chain-waless are parallel with longitudinal plane of symmetry that rectangle is cheated with longitudinal plane of symmetry of No. 4 basic chain-waless and be arranged symmetrically with.

Power transmission assembly described in 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.No. 1 described 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 left end and the right-hand member of No. 1 roller shaft in No. 1 gearbox assembly, and No. 1 left wheel is equal with the wheelspan of the spacing between No. 1 right roller and tested bogie.No. 1 described gearbox assembly by No. 1 roller shaft, No. 1 gear case lower house, No. 1 left bearing to, No. 1 right bearing to, No. 1 bevel gear shaft bearing to, No. 1 connecting flange, No. 1 bevel gear shaft and No. 1 gear case upper shell forms.No. 1 gear case upper shell and No. 1 gear case lower house are the shell structure part cast or be welded, one end of No. 1 bevel gear shaft and No. 1 roller shaft are provided with the identical bevel gear of structure and engage each other, No. 1 connecting flange is coaxially fixedly connected with by the other end of key with No. 1 bevel gear shaft, No. 1 left bearing is on No. 1 roller shaft be sleeved on the right side of No. 1 left wheel, No. 1 right bearing is on No. 1 roller shaft be sleeved on the left of No. 1 right roller, No. 1 bevel gear shaft bearing is to being sleeved on No. 1 bevel gear shaft, No. 1 gear case upper shell and No. 1 gear case lower house attach together and with bolts.No. 2 described 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 are identical with No. 2 right roller structures.No. 2 left expansion coupling sleeves are identical with No. 2 right expansion coupling nested structures.No. 2 described 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 identical with No. 2 pairs of rollers and gearbox assembly structure, namely 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.No. 1 described gearbox assembly is identical with No. 2 gearbox assembly structures to be referred to: No. 1 gear case upper shell is identical with No. 2 gear case upper shell structures, No. 1 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, 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 arranged on front end and the rear end of basic platform in 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 gearbox assembly and No. 2 pairs of rollers and gearbox assembly equals the wheelbase of tested bogie.No. 2 bevel gear shafts in No. 1 bevel gear shaft in No. 1 pair of rollers and gearbox assembly and No. 1 connecting flange and No. 2 pairs of rollers and gearbox assembly and the central axis conllinear of No. 2 connecting flanges and positioned opposite.The front end of shaft coupling is fixedly connected by No. 1 connecting flange in bolt and No. 1 pair of rollers and gearbox assembly, and the rear end of shaft coupling is fixedly connected by No. 2 connecting flanges in bolt and No. 2 pairs of rollers and gearbox assembly; Lifting device described in 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 assembly and drives assembly.No. 1 described lift arm assembly comprises No. 1 transition longeron, No. 1 front upper connecting rod, lower link before No. 1, No. 1 front rod hold-down support, No. 1 Synchronous pull rod, upper connecting rod after No. 1, lower link and No. 1 back link hold-down support after No. 1.Wherein, No. 1 front upper connecting rod is identical with bar linkage structure upper after No. 1, and before No. 1, lower link is identical with lower link structure after No. 1, and No. 1 front rod hold-down support is identical with No. 1 back link hold-down support structure.No. 1 front rod hold-down support and No. 1 back link hold-down support are fixed at the bottom of the hole on testing table basis, before No. 1, the lower end of lower link and No. 1 front rod hold-down support pass through pinned connection, the front axis pin base pinned connection of the upper end of No. 1 front upper connecting rod and No. 1 transition longeron, the lower end of No. 1 front upper connecting rod, before No. 1 lower link upper end and adopt pinned connection with the front end of No. 1 Synchronous pull rod, after No. 1, the lower end of lower link and No. 1 back link hold-down support pass through pinned connection, after No. 1, the upper upper end of connecting rod and the rear pin shaft seat of No. 1 transition longeron pass through pinned connection, the lower end of upper connecting rod after No. 1, after No. 1, the upper end of lower link and the rear end of No. 1 Synchronous pull rod adopt pinned connection.No. 2 described lift arm assemblies comprise No. 2 transition longerons, No. 2 front upper connecting rods, lower link before No. 2, No. 2 front rod hold-down supports, No. 2 Synchronous pull rods, upper connecting rod after No. 2, lower link and No. 2 back link hold-down supports after No. 2.No. 1 lift arm assembly is identical with No. 2 lift arm assembly structures, namely 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, No. 1 front upper connecting rod, upper connecting rod after No. 1, No. 2 front upper connecting rods and to go up bar linkage structure after No. 2 identical, lower link before No. 1, lower link after No. 1, lower link is identical with lower link structure after No. 2 before No. 2, and 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 in the Central Symmetry face perpendicular to X-direction of basic platform, No. 1 lift arm assembly is equal with the wheelspan of tested bogie with the spacing of No. 2 lift arm assemblies, No. 1 hold-down support assembly is fixedly mounted on the front end of basic platform, assembly is driven to be fixed on the rear end of basic platform, the one end of No. 1 wire rope in assembly is driven to be fixedly connected with No. 1 Synchronous pull rod in No. 1 lift arm assembly, the one end of No. 2 wire rope in assembly is driven to be fixedly connected with No. 2 Synchronous pull rods in No. 2 lift arm assemblies, No. 1 fixed cross beam is connected with the bottom face perpendicular bolt of No. 1 transition longeron with No. 2 transition longeron front ends, central pin shaft on No. 1 fixed cross beam is arranged in No. 1 guiding linear bearing in No. 1 hold-down support assembly as being slidably connected, No. 2 fixed cross beams are fixedly connected with the bottom face of No. 2 transition longeron rear ends is vertical with No. 1 transition longeron, central pin shaft on No. 2 fixed cross beams is arranged on and drives No. 2 guiding linear bearings in assembly interior for being slidably connected, described in technical scheme No. 1 hold-down support assembly is made up of No. 1 hold-down support and No. 1 guiding linear bearing.No. 1 guiding linear bearing is flange form linear bearing, No. 1 hold-down support is box typed structure part, the top of No. 1 hold-down support is provided with the dead eye that a centre of gyration line is in plumbness, threaded hole is evenly equipped with around dead eye, the bottom of No. 1 hold-down support is evenly equipped with through hole, No. 1 guiding linear bearing is fixedly mounted in the dead eye on No. 1 hold-down support top, and No. 1 guiding linear bearing adopts bolt to be fixedly connected with No. 1 hold-down support; Driving assembly described in 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.No. 2 described 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 flange form linear bearing, No. 2 hold-down supports are the box typed structure part of welding or casting, one vertical side of No. 2 hold-down supports is processed with the vertical T-slot be parallel to each other, the top of No. 2 hold-down supports is provided with the vertical dead eye of a centre of gyration line, the surrounding of dead eye is evenly equipped with threaded hole, adopts bolt to be fixedly connected with in the dead eye that No. 2 guiding linear bearings are arranged on No. 2 hold-down support tops.Described lifting jack is conventional single-acting hydraulic formula lifting jack, and one end of lifting jack is provided with the ring flange being evenly equipped with through hole.Described linear bearing seat assembly is made up of bearing spider and linear bearing.It is slight interference cooperation in the horizontal through hole that linear bearing is arranged on bearing spider upper end.Described jacking block is rectangular slab class formation part, and the symmetric position place, two ends along jacking block longitudinal direction is provided with measure-alike through hole.Described pulley gear comprises pulley base, No. 1 pulley and No. 2 pulleys, pulley base is evenly equipped with for pulley base being fixedly mounted on the elongated hole on basic platform and being used for installing the threaded hole of linear bearing seat assembly, No. 1 pulley and No. 2 pulleys are longitudinally arranged on pulley base.No. 2 hold-down support assemblies are arranged on the basic platform immediately below No. 2 fixed cross beams, pulley gear is arranged on the basic platform at No. 2 hold-down support assembly rears, linear bearing seat assembly is arranged on the middle position of the pulley base in pulley gear for being fixedly connected with, one end of the flanged dish of lifting jack is mounted by means of bolts on a side of No. 2 hold-down support band T-slot in No. 2 hold-down support assemblies, the external part of the piston rod of lifting jack is inserted in the endoporus supporting linear bearing as being slidably matched, axis of rotation and the axis of rotation conllinear supporting linear bearing endoporus of the piston rod of lifting jack, jacking block is fixedly mounted on the end face of piston rod external part of lifting jack, a left side on one end of No. 1 wire rope and No. 2 wire rope and jacking block, right through hole is fixedly connected with, No. 1 wire rope is walked around No. 1 pulley with No. 2 wire rope and is also connected for contacting with the outside of No. 2 pulleys with No. 1 pulley with No. 2 pulleys, bogie locating device described in 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 on No. 1 basic chain-wales in testing table basis 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 adopts and 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 adopt bolt to be fixedly mounted on No. 1 supporting traverse with on the side of T-slot.No. 2 supporting traverses adopt and 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 adopt bolt to be fixedly mounted on No. 2 supporting traverses with on the side of T-slot; Described in technical scheme No. 1 positioning support, 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 are the box typed structure part welding or cast with No. 4 positioning supports, one side of No. 1 positioning support, No. 2 positioning supports, No. 3 positioning supports and No. 4 positioning supports is working surface, working surface is provided with the vertical T-slot be parallel to each other, 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.No. 1 supporting traverse and No. 2 supporting traverses are the box typed structure part of cuboid, and a side of No. 1 supporting traverse and No. 2 supporting traverses is vertically arranged with the T-slot be parallel to each other.No. 1 described 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 ring flange pedestal, the other end is processed with tapped through hole, the axis of rotation of tapped through hole is vertical with ring flange pedestal, and No. 1 leading screw inserts in No. 1 leading screw sleeve as being threaded.No. 1 described 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 namely 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 screws and No. 2 leading screw sleeves, No. 3 leading screws and No. 3 leading screw sleeves and No. 4 leading screws all adopt with No. 4 leading screw sleeves and are threaded.

Compared with prior art the invention has the beneficial effects as follows:

1. bullet train frame suspension type bogie traction drive reliability test bench medium power of the present invention 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, by power transmission assembly by the power transmission of tested bogie drive motor to load motor, realize the simulation being similar to real working condition when two cover traction drive actual tracks in tested bogie are travelled.Meanwhile, power transmission assembly can carry out fail-test to the frame suspension type bogie traction drive of disalignment distance, wheelspan, and test unit structure is simple, reliably, has versatility.

2. in bullet train frame suspension type bogie traction drive reliability test bench of the present invention, lifting device adopts a lifting jack stretching motion to realize the lifting of lifting device, dropping action, reasonable in design, only need less jack thrust just can realize lifting device, thus drive transition longeron in the vertical direction synchronization lifting; Adopt the degree of freedom in other direction of central pin shaft restraint device on two fixed cross beams, avoid the motion in other directions, ensure the stability of direction of motion and structure.

Accompanying drawing explanation

Below in conjunction with accompanying drawing, the present invention is further illustrated:

Fig. 1 is the axonometric projection graph of the mechanical assembly part structure composition in bullet train frame suspension type bogie traction drive reliability test bench of the present invention;

Fig. 2 is the axonometric projection graph on the testing table basis needed for the mechanical assembly part in bullet train frame suspension type bogie traction drive reliability test bench of the present invention is installed;

Fig. 3 is power transmission assembly in bullet train frame suspension type bogie traction drive reliability test bench of the present invention, lifting device is arranged on axonometric projection graph on basic platform;

Fig. 4 is the axonometric projection graph that the power transmission assembly in bullet train frame suspension type bogie traction drive reliability test bench of the present invention is arranged on basic platform;

Fig. 5 is the front view of No. 1 pair of rollers in the power transmission assembly in bullet train frame suspension type bogie traction drive reliability test bench of the present invention and gearbox assembly structure composition;

Fig. 6 is No. 1 pair of rollers in the power transmission assembly in bullet train frame suspension type bogie traction drive reliability test bench of the present invention and the full sectional view on gearbox assembly structure composition vertical view;

Fig. 7 is No. 1 pair of rollers in bullet train frame suspension type bogie traction drive reliability test bench of the present invention and the axonometric projection graph not comprising No. 1 gearbox assembly of No. 1 roller shaft in gearbox assembly;

Fig. 8 is the axonometric projection graph of the lifting device in bullet train frame suspension type bogie traction drive reliability test bench of the present invention;

Fig. 9 is the front view of the lifting device in bullet train frame suspension type bogie traction drive reliability test bench of the present invention;

Figure 10 is the axonometric projection graph of No. 1 lift arm assembly in the lifting device in bullet train frame suspension type bogie traction drive reliability test bench of the present invention;

Figure 11 is the axonometric projection graph driving assembly and No. 2 fixed cross beam annexations in the lifting device in bullet train frame suspension type bogie traction drive reliability test bench of the present invention;

Figure 12 is the axonometric projection graph of the linear bearing seat assembly in the lifting device in bullet train frame suspension type bogie traction drive reliability test bench of the present invention;

Figure 13 is the right view on tested bogie is dropped in power transmission assembly roller by the lifting device in bullet train frame suspension type bogie traction drive reliability test bench of the present invention;

Figure 14 is the partial enlarged drawing at the B place in Figure 13;

Figure 15 is the axonometric projection graph driving No. 2 hold-down support assemblies in assembly in the lifting device in bullet train frame suspension type bogie traction drive reliability test bench of the present invention;

Figure 16 is the axonometric projection graph of No. 1 hold-down support assembly in the lifting device in bullet train frame suspension type bogie traction drive reliability test bench of the present invention;

Figure 17 is the axonometric projection graph of No. 1 fixed cross beam in the lifting device in bullet train frame suspension type bogie traction drive reliability test bench of the present invention;

Figure 18 is the axonometric projection graph of the lifting device middle pulley device in bullet train frame suspension type bogie traction drive reliability test bench of the present invention;

Figure 19 is the axonometric projection graph of the bogie locating device duty in bullet train frame suspension type bogie traction drive reliability test bench of the present invention;

Figure 20 adopts the full sectional view on the front view of thrust leading screw in the bogie locating device in bullet train frame suspension type bogie traction drive reliability test bench of the present invention;

Figure 21 is the axonometric projection graph of the tested bogie adopting bullet train frame suspension type bogie traction drive reliability test bench of the present invention to test;

Figure 22 is the electrical system architecture theory diagram in bullet train frame suspension type bogie traction drive reliability test bench of the present invention;

In figure: 1. testing table basis, 2. power transmission assembly, 3. lifting device, 4. tested bogie, 5. bogie locating device, 6. basic platform, No. 7.1 basic chain-waless, No. 8.2 basic chain-waless, No. 9.3 basic chain-waless, No. 10.4 basic chain-waless, 11.1 number entrance track, 12.2 number entrance track, No. 13.1 pairs of rollers and gearbox assembly, 14. shaft couplings, No. 15.2 pairs of rollers and gearbox assembly, 16.1 number left wheel, No. 17.1 right rollers, 18.1 number gearbox assembly, 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 bearings pair, No. 24.1 right bearings pair, No. 25.1 bevel gear shaft bearings pair, 26.1 number connecting flange, 27.1 number bevel gear shaft, No. 28.1 gear case upper shells, 29.1 number fixed cross beam, 30.2 number fixed cross beam, No. 31.1 lift arm assemblies, No. 32.2 lift arm assemblies, No. 33.1 hold-down support assemblies, 34. drive assembly, No. 35.1 transition longerons, No. 36.1 front upper connecting rods, lower link before No. 37.1, No. 38.1 front rod hold-down supports, 39.1 number Synchronous pull rod, upper connecting rod after No. 40.1, lower link after No. 41.1, No. 42.1 back link hold-down supports, No. 43.2 hold-down support assemblies, 44. lifting jack, 45. linear bearing seat assemblies, 46. jacking blocks, 47.1 number wire rope, 48.2 number wire rope, 49. pulley gears, 50. bearing spiders, 51. linear bearings, No. 52.2 transition longerons, 53.2 number left wheel, No. 54.2 right rollers, 55.2 number hold-down support, No. 56.2 guiding linear bearings, 57.1 number hold-down support, No. 58.1 guiding linear bearings, 59. pulley bases, 60.1 number pulley, 61.2 number pulley, 62.1 number positioning support, 63.2 number positioning support, 64.3 number positioning support, 65.4 number positioning support, No. 66.1 thrust leading screw assemblies, No. 67.2 thrust leading screw assemblies, No. 68.3 thrust leading screw assemblies, No. 69.4 thrust leading screw assemblies, 70.1 number supporting traverse, 71.2 number supporting traverse, 72.1 number leading screw, No. 73.1 leading screw sleeves, No. 74.1 wheels are right, No. 75.2 wheels are right.

Embodiment

Below in conjunction with accompanying drawing, the present invention is explained in detail:

Consult Fig. 1, Fig. 2 and Figure 22, bullet train frame suspension type bogie traction drive reliability test bench of the present invention is made up of with electrical system mechanical assembly part (power transmission assembly 2, lifting device 3, bogie locating device 5), testing table basis 1.

Consult Fig. 2, described testing table basis 1 is the reinforced concrete slot type structure part of building that a centre position is provided with rectangle hole.Horizontally disposed have basic platform 6 at the end, hole, on the top end face on testing table basis 1 i.e. two short cell walls top end face on flatly arrange 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 symmetrically, in order to the bogie locating device 5 in fixing bullet train frame suspension type bogie traction drive reliability test bench of the present invention, 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 the movement of tested bogie 4.The basic chain-wales of No. 6,1, basic platform 7, No. 2 basic chain-waless 8, No. 3 basic chain-waless 9 and No. 4 basic chain-waless 10 are all rectangular flat cast-iron structure part working surface being evenly equipped with T-slot, longitudinal center's plane of symmetry that longitudinal center's plane of symmetry perpendicular to the basic platform 6 of X-direction and the rectangle perpendicular to X-direction are cheated is coplanar, and No. 1 basic chain-wales 7, No. 2 basic chain-waless 8, No. 3 basic chain-waless 9 are parallel with longitudinal plane of symmetry that rectangle is cheated with longitudinal plane of symmetry of No. 4 basic chain-waless 10 and be arranged symmetrically with.

Consult Fig. 4 to Fig. 7, No. 1 described pair of rollers and gearbox assembly 13 are made up of No. 1 gearbox assembly 18, No. 1 left wheel 16, No. 1 right roller 17, No. 1 left expansion coupling sleeve 21 and No. 1 right expansion coupling sleeve 22.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 are arranged on left end and the right-hand member of No. 1 roller shaft 19 in No. 1 gearbox assembly 18 symmetrically, No. 1 left wheel 16 and No. 1 right roller 17 can No. 1 roller shaft 19 in No. 1 gearbox assembly 8 move axially, and position determines that the left expansion coupling sleeve of No. 1, rear employing 21 and No. 1 right expansion coupling sleeve 22 are fixed on No. 1 roller shaft 19 in No. 1 gearbox assembly 18.Spacing between No. 1 left wheel 16 and No. 1 right roller 17 is determined by the wheelspan of tested bogie 4, thus ensure No. 1 of tested bogie 4 wheel to 74 two wheel treads drop on No. 1 left wheel 16 and No. 1 right roller 17 respectively, simultaneously No. 1 wheel to 74 the wheel rim of two wheels and No. 1 left wheel 16 and No. 1 right roller 17 keep a determining deviation.

Consult Fig. 6 and Fig. 7, No. 1 gearbox assembly 18 is the rectangular axis gear case of constant speed drive, is made up of 23, No. 1 right bearings No. 1 gear case upper shell 28, No. 1 gear case lower house 20, No. 1 bevel gear shaft 27, No. 1 roller shaft 19, No. 1 connecting flange 26, No. 1 left bearing to 24 and No. 1 bevel gear shaft bearings to 25.No. 1 gear case upper shell 28 and No. 1 gear case lower house 20 are the shell structure part cast or be welded, adopt at the installing positions of bearings place of No. 1 gear case upper shell 28 and No. 1 gear case lower house 20 and increase tank thickness or arrange that the mode of gusset improves the rigidity of casing, the additional load produced with the gravity and unbalance dynamic that bear the right roller of No. 16,1, No. 1 left wheel 17, No. 1 roller shaft 19 and tested bogie 4.No. 1 bevel gear shaft 27 in No. 1 gearbox assembly 18 adopts cantilever structure, and No. 1 roller shaft 19 adopts freely-supported girder structure.One end of No. 1 bevel gear shaft 27 and No. 1 roller shaft 19 are provided with the bevel gear of same size model, are realized the constant speed orthogonal power transmission of No. 1 bevel gear shaft 27 and No. 1 roller shaft 19 by the engagement between these two gears.No. 1 connecting flange 26 is coaxially fixedly connected with the other end (external part) of No. 1 bevel gear shaft 27 by key.No. 1 left bearing comprises to 23 one end (near No. 1 left wheel 16 end) that the identical bearing holder (housing, cover) of two specifications and models is contained in No. 1 roller shaft 19, No. 1 right bearing is identical to the bearing of 23 with No. 1 left bearing to two bearing specification models of 24, is sleeved on the other end (near No. 1 right roller 17 end) of No. 1 roller shaft 19.No. 1 bevel gear shaft bearing comprises the identical bearing of two specifications and models to 25, two bearings are with the two ends of certain pitch arrangement at No. 1 bevel gear shaft 27, to bear the moment of flexure owing to producing on No. 1 bevel gear shaft 27 during gears meshing transmitting torque, No. 1 gear case upper shell 28 and No. 1 gear case lower house 20 attach together and with bolts.

No. 2 described 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 roller 54 structures; No. 2 left expansion coupling sleeves are identical with No. 2 right expansion coupling nested structures.No. 2 left wheel 53 and No. 2 right rollers 54 are arranged on left end and the right-hand member of No. 2 roller shafts in No. 2 gearbox assemblies symmetrically, No. 2 left wheel 53 and No. 2 right rollers 54 can No. 2 roller shafts in No. 2 gearbox assemblies 8 move axially, and position determines that rear employing No. 2 left expansion coupling sleeves and No. 2 right expansion coupling sleeves are fixed on No. 2 roller shafts in No. 2 gearbox assemblies.Spacing between No. 2 left wheel 53 and No. 2 right rollers 54 is determined by the wheelspan of tested bogie 4.Thus ensure No. 2 of tested bogie 4 wheels to 75 two wheel treads drop on No. 2 left wheel 53 and No. 2 right rollers 54 respectively, simultaneously No. 2 wheels to 75 the wheel rim of two wheels and No. 2 left wheel 53 and No. 2 right rollers 54 keep certain interval.

No. 2 gearbox assemblies are the rectangular axis gear case of constant speed drive, 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 No. 2 gear case lower houses are the shell structure part cast or be welded, adopt at the installing positions of bearings place of No. 2 gear case upper shells and No. 2 gear case lower houses and increase tank thickness or arrange that the mode of gusset improves the rigidity of casing, the additional load produced with the gravity and unbalance dynamic that bear the right roller of No. 53,2, No. 2 left wheel 54, No. 2 roller shafts and tested bogie 4.No. 2 bevel gear shafts in No. 2 gearbox assemblies adopt cantilever structure, and No. 2 roller shafts adopt freely-supported girder structure.One end of No. 2 bevel gear shafts and No. 2 roller shafts are provided with the bevel gear of same size model, are realized the constant speed orthogonal power transmission of No. 2 bevel gear shafts and No. 2 roller shafts by the engagement of the bevel gear of these two same size models.No. 2 connecting flanges are coaxially connected with the other end (external part) of No. 2 bevel gear shafts by key.No. 2 left bearings are to comprising the identical bearings of two specifications and models in one end (near No. 2 left wheel 53 ends) of No. 2 roller shafts, the bearing that right two the bearing specification models of No. 2 right bearings are right with 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 to comprising the identical bearing of two specifications and models, two bearings with the two ends of certain pitch arrangement at No. 2 bevel gear shafts, to resist the moment of flexure owing to producing on No. 2 bevel gear shafts during gears meshing transmitting torque.

No. 1 pair of rollers and gearbox assembly 13 identical with No. 2 pairs of rollers and gearbox assembly 15 structure, namely No. 1 left wheel 16, No. 1 right roller 17, No. 2 left wheel 53 are identical with No. 2 right roller 54 structures, 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.No. 1 described gearbox assembly 18 is identical with No. 2 gearbox assembly structures to be referred to: 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, No. 1 left bearing is to 23, No. 1 right bearing is to 24, No. 2 left bearings are pair identical to structure with No. 2 right bearings, No. 1 bevel gear shaft bearing is identical to structure with No. 2 bevel gear shaft bearings to 25.

No. 1 left expansion coupling sleeve 21, No. 1 right expansion coupling sleeve, 22, No. 2 left expansion coupling sleeves and No. 2 right expansion coupling sleeves are standard component, and can select transmitting large torque, the model that adapts to high speed conditions to be the expansion coupling sleeve of Z4, Z5, Z12, Z13, Z15, Z16 or Z18.

Consult Fig. 3 and Fig. 4, described power transmission 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 arranged on the rear and front end of basic platform 6 in 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 gearbox assembly 13 and No. 2 pairs of rollers and gearbox assembly 15 equals the wheelbase of tested bogie 4; No. 2 bevel gear shafts in No. 1 bevel gear shaft 27 in No. 1 pair of rollers and gearbox assembly 13 and No. 1 connecting flange 26 and No. 2 pairs of rollers and gearbox assembly 15 and the central axis conllinear of No. 2 connecting flanges and positioned opposite; One (front) end of shaft coupling 14 is fixedly connected by No. 1 connecting flange 26 in bolt and No. 1 pair of rollers and gearbox assembly 13, another (afterwards) end of shaft coupling 14 is fixedly connected by No. 2 connecting flanges in bolt and No. 2 pairs of rollers and gearbox assembly 15. and realize connection and the power transmission of No. 2 gearbox assemblies in No. 1 gearbox assembly 18 in No. 1 pair of rollers and gearbox assembly 13 and No. 2 pairs of rollers and gearbox assembly 15, shaft coupling 14 can compensate misaligning of No. 2 bevel gear shafts in No. 1 bevel gear shaft 27 in No. 1 pair of rollers and gearbox assembly 13 connected and No. 2 pairs of rollers and gearbox assembly 15 simultaneously.

Shaft coupling 14 is standard component, model can be selected to be the universal coupling with spider of SWP, model is the universal coupling with spider of SWC or model is the synchro-nizing universal coupling with ball and sacker etc. of QWL, misaligning of No. 2 bevel gear shafts in No. 1 bevel gear shaft 27 in No. 1 connected pair of rollers and gearbox assembly 13 and No. 2 pairs of rollers and gearbox assembly 15 can be compensated, simultaneously, when the tested bogie 4 carrying out disalignment distance is tested, when adjusting No. 1 pair of rollers and gearbox assembly 13 and No. 2 pairs of rollers and gearbox assembly 15 spacing, stretched by shaft coupling 14 or change the shaft coupling 14 of same model different length, to meet the needs of different length.

Consult Fig. 8 to Figure 11, 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.

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 flange form linear bearing, No. 1 hold-down support 57 is welding or casting box formula structural member, top is provided with the dead eye that a centre of gyration line is in plumbness, threaded hole is evenly equipped with around dead eye, the bottom of No. 1 hold-down support 57 is evenly equipped with for fixing through hole, No. 1 guiding linear bearing 58 is fixedly mounted in the dead eye on No. 1 hold-down support 57 top, the flange of No. 1 guiding linear bearing 58 adopts bolt to be fixedly connected with No. 1 hold-down support 57.

No. 1 hold-down support assembly 33 is fixedly mounted on one (front) end of basic platform 6, and the central pin shaft on No. 1 fixed cross beam 29 is arranged in No. 1 guiding linear bearing 58 as being slidably connected.Longitudinal center's plane of symmetry perpendicular to No. 1 hold-down support assembly 33 of X-direction is coplanar with longitudinal center's plane of symmetry of the basic platform 6 perpendicular to X-direction.

Consult Figure 17, No. 1 fixed cross beam 29 is made up of crossbeam and central pin shaft.Crossbeam is the box typed structure part of the hollow of Plate Welding or casting, and the upper surface of crossbeam is evenly equipped with parallel T-slot.The center position of the bottom face of crossbeam is vertically 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, No. 1 described lift arm assembly 31 is made up of lower link 41 and No. 1 back link hold-down support 42 after No. 40,1, connecting rod upper after No. 38,1, lower link 37, No. 1 front rod hold-down support before No. 1 transition longeron 35, No. 1 Synchronous pull rod 39, No. 1 No. 36,1, front upper connecting rod.Wherein, No. 1 front upper connecting rod 36 is identical with No. 1 back link hold-down support 42 structure with No. 1 front rod hold-down support 38 with lower link 41 after lower link 37 before No. 40,1, connecting rod upper after No. 1 and No. 1.

No. 1 transition longeron 35 is the hollow structure of Plate Welding or casting, the side of its upper surface is processed with groove, when lifting device 3 works, take turns 74, No. 2 rim support of taking turns two wheels of one (left side) side (near No. 1 lift arm assembly 31 side) to 75 on the groove of No. 1 transition longeron 35 1 (left side) side for No. 1 in tested bogie 4, shoulder inside the groove of simultaneously No. 1 transition longeron 35 can laterally roll by limiting wheel, thus ensures tested bogie 4 straight-line travelling.Before and after bottom No. 1 transition longeron 35, symmetric position place is provided with front axis pin base and rear pin shaft seat.

No. 1 Synchronous pull rod 39 is the rod-like structure part of iso-cross-section, and one (front) end of No. 1 Synchronous pull rod 39 is shaped with a front pin shaft hole, and another (afterwards) end of No. 1 Synchronous pull rod 39 is shaped with a rear pin shaft hole and a through hole.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 on testing table basis 1, and before No. 1, one (under) end (pin shaft hole) and No. 1 front rod hold-down support 38(pin shaft hole) of lower link 37 passes through pinned connection; The upper end (pin shaft hole) of No. 1 front upper connecting rod 36 and the front axis pin base (pin shaft hole) of No. 1 transition longeron 35 pass through pinned connection; The lower end (pin shaft hole) of No. 1 front upper connecting rod 36, before No. 1 lower link 37 upper end (pin shaft hole) and adopt pinned connection with the front end (pin shaft hole) of No. 1 Synchronous pull rod 39; Lower end (pin shaft hole) and No. 1 back link hold-down support 42(pin shaft hole of lower link 41 after No. 1) pass through pinned connection, after No. 1, the upper end (pin shaft hole) of upper connecting rod 40 and the rear pin shaft seat (pin shaft hole) of No. 1 transition longeron 35 are by pinned connection, after No. 1 upper connecting rod 40 lower end (pin shaft hole), the upper end (pin shaft hole) of lower link 41 adopts pinned connection with the rear end (pin shaft hole) of No. 1 Synchronous pull rod 39 after No. 1.After installation, after No. 1 front upper connecting rod 36 and No. 1, upper connecting rod 40 is arranged in parallel, before No. 1, after lower link 37 and No. 1, lower link 41 is arranged in parallel, the angle that before No. 1 front upper connecting rod 36 and No. 1, lower link 37 is formed with go up connecting rod 40 and No. 1 after No. 1 after the corner dimension that formed of lower link 41 equal, direction is identical, all points to the direction of traffic entering testing table of tested bogie 4.No. 1 front upper connecting rod 36 and connecting rod 40 upper after No. 1 are the bar class formation part that the structure of iso-cross-section is identical, and before No. 1, lower link 37 and lower link after No. 1 41 are the bar class formation part that the structure of iso-cross-section is identical.

No. 2 described lift arm assemblies 32 are by No. 2 transition longerons 52, No. 2 front upper connecting rods, lower link before No. 2, No. 2 front rod hold-down supports, No. 2 Synchronous pull rods, upper connecting rod after No. 2, lower link and No. 2 back link hold-down supports form after No. 2.

No. 1 lift arm assembly 31 is identical with No. 2 lift arm assembly 32 structures, namely No. 1 transition longeron 35 is the bar class formation part that structure is identical with No. 2 transition longerons 52, No. 1 Synchronous pull rod 39 is the bar class formation part that structure is identical with No. 2 Synchronous pull rods, No. 1 front upper connecting rod 36, upper connecting rod 40 after No. 1, No. 2 front upper connecting rods are the bar class formation part that structure is identical with connecting rod upper after No. 2, lower link 37 before No. 1, lower link 41 after No. 1, before No. 2, lower link and lower link after No. 2 are the bar class formation part that structure is 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 the structural member that structure is identical 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 in the Central Symmetry face of the vertical of basic platform 6 and X-direction, the spacing of No. 1 lift arm assembly 31 and No. 2 lift arm assemblies 32 is determined according to the wheelspan of tested bogie 4, thus ensure that No. 1 wheel of tested bogie 4 is to 74, the wheel rim of No. 2 wheels to two left sides (near No. 1 lift arm assembly 31 side) wheel of 75 just in time drops on the groove of No. 1 transition longeron 35, No. 1 wheel of tested bogie 4 just in time drops on the groove of No. 2 transition longerons 52 to the wheel rim of 74 and No. 2 wheels to two right sides (near No. 2 lift arm assembly 32 sides) wheel of 75, simultaneously No. 1 transition longeron 35 and No. 2 transition longerons 52 and No. 1 left wheel 16, No. 1 right roller 17, there is certain interval in No. 2 left wheel 53 and No. 2 right rollers 54, avoid interfering.Perpendicular to the Central Symmetry face of No. 1 transition longeron 35 in No. 1 lift arm assembly 31 of Y direction with coplanar perpendicular to the Central Symmetry face of No. 2 transition longerons 52 in No. 2 lift arm assemblies 32 of Y direction, simultaneously the upper surface of No. 1 transition longeron 35 and No. 2 transition longerons 52 is coplanar.

Consult Figure 11, drive assembly 34 to comprise 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.

Consult Figure 18, pulley gear 49 comprises pulley base 59, No. 1 pulley 60, No. 2 pulleys 61, pulley base 59 is evenly equipped with elongated hole and threaded hole, elongated hole is used for pulley base 59 to be fixedly mounted on basic platform 6, and the installation that threaded hole is used for linear bearing seat assembly 45 is fixed.

Consult Figure 11, lifting jack 44 is conventional single-acting hydraulic formula lifting jack, and one end is convenient to install with ring flange and is fixed.One end of the flanged dish of lifting jack 44 to be mounted by means of bolts in No. 2 hold-down support assemblies 43 No. 2 hold-down supports 55 with on a side of T-slot.

Jacking block 46 is rectangular slab class formation part, and the symmetric position place along the two ends, left and right of jacking block 46 longitudinal direction is provided with measure-alike through hole, 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 the conventional wire rope with enough rigidity, No. 1 wire rope 47 is fixedly connected with the left and right through hole on jacking block 46 with one end of No. 2 wire rope 48, No. 1 wire rope 47 also connects for contacting with the outside of No. 2 pulleys 61 with No. 1 pulley 60 with No. 2 pulleys 61 with No. 1 pulley 60 of walking around of No. 2 wire rope 48, and No. 1 wire rope 47 is fixedly connected with No. 1 Synchronous pull rod with in lifting device 3 No. 1 Synchronous pull rod 39 with the other end of No. 2 wire rope 48.

Consult Figure 12, linear bearing seat assembly 45 is made up of bearing spider 50 and linear bearing 51, supporting in horizontal through hole that linear bearing 51 is arranged on bearing spider 50 upper end is slight interference cooperation, and linear bearing seat assembly 45 is arranged on the middle position of the pulley base 59 in pulley gear 49 for being fixedly connected with.It is interior for being slidably matched that the piston rod of lifting jack 44 is inserted into the endoporus supporting linear bearing 51, and axis of rotation and the axis of rotation conllinear supporting linear bearing 51 endoporus of the piston rod of lifting jack 44, ensure piston rod rectilinear motion, simultaneously for piston rod provides support.

Referring to Figure 15, No. 2 hold-down support assemblies 43 form .2 guiding linear bearing 56 for flange form linear bearing by No. 2 guiding linear bearings 56 and No. 2 hold-down supports 55, No. 2 hold-down supports 55 are the box typed structure part of welding or casting, the side that one is vertical is processed with parallel T-slot, the top end face of No. 2 hold-down supports 55 is provided with the dead eye that a centre of gyration line is vertical, the surrounding of dead eye is evenly equipped with threaded hole, No. 2 guiding linear bearings 56 are arranged in the dead eye on No. 2 hold-down support 55 tops, the flange of No. 2 guiding linear bearings 56 adopts bolt to be fixedly 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, are arranged on the basic platform 6 immediately below No. 2 fixed cross beams 30.Vertically coplanar with the Central Symmetry face of the basic platform 6 of X-direction with vertical with the Central Symmetry face of No. 2 hold-down supports 55 of X-direction.After installation, the flange upper surface of No. 2 guiding linear bearings 56 of No. 2 hold-down support assemblies 43 and No. 1 guiding linear bearing 58 upper surface of No. 1 hold-down support assembly 33 are on same surface level.

Consult Figure 11, No. 1 wire rope 47 No. 1 pulley 60 walked around in pulley gear 49 is contact connection, one end of No. 1 wire rope 47 through jacking block 46 side (namely near No. 1 lift arm assembly 31 side) through hole and be fixedly connected with jacking block 46, 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.Pulley walked around by No. 1 wire rope 47 thus the direction changing power makes No. 1 Synchronous pull rod 39 in the course of work only bear pulling force and not bear additional bending moment.

No. 2 wire rope 48 No. 2 pulleys 61 walked around in pulley gear 49 are contact connection, one end of No. 2 wire rope 48 through jacking block 46 opposite side (namely by No. 2 lift arm assembly 32 sides) through hole and be fixedly connected with jacking block 46, the other end of No. 2 wire rope 48 through the through hole of No. 2 Synchronous pull rods in No. 2 lift arm assemblies 32 and No. 2 Synchronous pull rods be fixedly connected with.Pulley walked around by No. 2 wire rope 48 thus the direction changing power makes No. 2 Synchronous pull rods in the course of work only bear pulling force and not bear additional bending moment.

Consult Fig. 8, in lifting device 3, No. 1 fixed cross beam 29 is fixedly connected with the bottom face perpendicular bolt of No. 1 transition longeron 35 with No. 2 transition longeron 52 front end levels, and No. 2 fixed cross beams 30 are fixedly connected with the bottom face of No. 2 transition longeron 52 rear end levels is vertical with No. 1 transition longeron 35; The upper surface of No. 1 fixed cross beam 29 and No. 2 fixed cross beams 30 is coplanar, both parallel and keep a determining deviation.Thus make No. 1 fixed cross beam 29, No. 2 fixed cross beams 30, No. 1 transition longeron 35 and No. 2 transition longerons 52 form a rectangular configuration framework.

Central pin shaft bottom No. 1 fixed cross beam 29 loads for being slidably connected in the endoporus of No. 1 guiding linear bearing 58 in No. 1 hold-down support assembly 33, the axis of rotation of the central pin shaft bottom No. 1 fixed cross beam 29 and the axis of rotation conllinear of No. 1 guiding linear bearing 58 endoporus.Central pin shaft bottom No. 2 fixed cross beams 30 loads for being slidably connected in the endoporus of No. 2 guiding linear bearings 56 in No. 2 hold-down support assemblies 43, the axis of rotation of the central pin shaft bottom No. 2 fixed cross beams 30 and the axis of rotation conllinear of No. 2 guiding linear bearing 56 endoporus.Thus ensure that rectangular configuration framework that No. 1 fixed cross beam 29, No. 2 fixed cross beams 30, No. 1 transition longeron 35 and No. 2 transition longerons 52 formed is only in vertical direction free movement, and retrain the motion in other directions, improve the ability of No. 1 lift arm assembly 31 and No. 2 lift arm assembly 32 resistant to tipping.

When lifting device 3 works, the piston rod of lifting jack 44 promotes jacking block 46 translation, drives No. 1 Synchronous pull rod 39 and No. 2 Synchronous pull rod constant speed movement by pulling No. 1 wire rope 47 and No. 2 wire rope 48 simultaneously.The angle that after going up connecting rod and No. 2 after the angle that before the angle that the angle that before No. 1 front upper connecting rod 36 and No. 1, lower link 37 is formed and lower link 41 after connecting rod 40 upper after No. 1 and No. 1 are formed and No. 2 front upper connecting rods and No. 2, lower link is formed and No. 2, lower link is formed synchronously changes, thus guarantee No. 1 lift arm assembly 31 and No. 2 synchronous constant speed actions of lift arm assembly 32.The Integral rectangular structural framing that No. 1 fixed cross beam 29, No. 2 fixed cross beams 30, No. 1 transition longeron 35, No. 2 transition longerons 52 are formed vertically moves.By controlling the flexible of the piston rod of lifting jack 44, realize the lifting of lifting device 3, dropping action.

Consult Fig. 1 and Figure 19, 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.Wherein: No. 1 positioning support 62, No. 2 positioning supports 63, No. 3 positioning supports 64 are identical with No. 4 positioning support 65 structures; 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 assembly 69 structures; No. 1 supporting traverse 70 is identical with No. 2 supporting traverse 71 structures.Be supported on respectively the framework of tested bogie 4 from the both sides, front and back of tested bogie 4 by No. 1 thrust leading screw assembly 66, No. 2 thrust leading screw assemblies 67, No. 3 thrust leading screw assemblies 68 and No. 4 thrust leading screw assemblies 69, realize the adjustment of the fixing of tested bogie 4 and position.

No. 1 positioning support 62, No. 2 positioning supports 63, No. 3 positioning supports 64, No. 4 positioning supports 65, No. 1 supporting traverse 70 is the box typed structure part welding or cast with No. 2 supporting traverses 71, has larger rigidity and intensity.Exactly, described No. 1 supporting traverse 70 and No. 2 supporting traverses 71 are the box typed structure part of cuboid, and a side of No. 1 supporting traverse 70 and No. 2 supporting traverses 71 is vertically arranged with the T-slot be parallel to each other.One side of No. 1 positioning support 62, No. 2 positioning supports 63, No. 3 positioning supports 64, No. 4 positioning supports 65 is working surface, working surface is provided with the vertical T-slot be 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 one end is welded with 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 ring flange pedestal.No. 1 leading screw 72 inserts in No. 1 leading screw sleeve 73 as being threaded.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 assembly 69 structures.That is: No. 2 leading screws in No. 1 leading screw 72, No. 2 thrust leading screw assemblies 67 in No. 1 thrust leading screw assembly 66, No. 3 leading screws in No. 3 thrust leading screw assemblies 68 are identical with No. 4 screw structures in No. 4 thrust leading screw assemblies 69; 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 leading screw sleeves in No. 3 thrust leading screw assemblies 68 are identical with No. 4 screw set barrel structures in No. 4 thrust leading screw assemblies 69.Meanwhile, No. 2 leading screws and No. 2 leading screw sleeves, No. 3 leading screws and No. 3 leading screw sleeves and No. 4 leading screws all adopt with No. 4 leading screw sleeves and are threaded.

No. 1 positioning support 62, No. 2 positioning supports 63, No. 3 positioning supports 64 and No. 4 positioning supports 65 are fixedly mounted on No. 1 basic chain-wales 7, No. 2 basic chain-waless 8, No. 3 basic chain-waless 9 in testing table basis 1 on two short cell wall top end faces and No. 4 basic chain-waless 10 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 adopt bolt to be fixedly mounted on No. 1 supporting traverse 70 with on the side of T-slot; No. 2 supporting traverses 71 adopt and are 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 adopt bolt to be fixedly mounted on No. 2 supporting traverses 71 with on the side of T-slot; The installation site of No. 1 thrust leading screw assembly 66, No. 2 thrust leading screw assemblies 67, No. 3 thrust leading screw assemblies 68 and No. 4 thrust leading screw assemblies 69 is adjusted according to the physical dimension of tested bogie 4.

The principle of work of bullet train frame suspension type bogie traction drive reliability test bench:

Before test, tested bogie 4 is stopped on No. 1 entrance track 11 and No. 2 entrance tracks 12.Control lifting jack 44 and to be driven in lifting devices 3 by No. 1 wire rope 47, No. 2 wire rope 48 that No. 1 transition longeron 35 is vertical with No. 2 transition longerons 52 to be raised, until the groove floor of No. 1 transition longeron 35 and No. 2 transition longerons 52 and the wheel rim of tested bogie 4 tangent.Tested bogie 4 is shifted onto on lifting device 3, is now positioned at wheel and four wheel rims of inner side are supported on the groove of No. 1 transition longeron 35 or No. 2 transition longerons 52.Promote tested bogie 4, make it travel along No. 1 transition longeron 35 and No. 2 transition longerons 52.When No. 1 wheel of tested bogie 4 is positioned on same vertical plane to No. 1 roller shaft 19 central axis in the central axis of 74 and No. 1 pair of rollers of power transmission assembly 2 and gearbox assembly 13, simultaneously No. 2 wheels to 75 central axis and power transmission assembly 2 in No. 2 pairs of rollers and No. 2 roller shaft central axis of gearbox assembly 15 be positioned on same vertical plane time, loosen No. 1 fixed cross beam 29 that lifting jack 44 makes lifting device 3, No. 2 fixed cross beams 30 slowly drop to No. 1 hold-down support assembly 33 respectively, on No. 2 hold-down support assemblies 43, thus the tread of four wheels of tested bogie 4 is supported on No. 1 left wheel 16 in power transmission assembly 2 respectively, No. 1 right roller 17, on No. 2 left wheel 53 and No. 2 right rollers 54.Now adjust No. 1 thrust leading screw assembly 66, No. 2 thrust leading screw assemblies 67, No. 3 thrust leading screw assemblies 68 in bogie locating device 5 and No. 4 thrust leading screw assemblies 69, fixing tested bogie 4.

During test, the tested bogie of electrical system control 4 one motors are the drive motor of driving condition, and another motor is the load motor of on-position.Power transmission is taken turns 74 to No. 1 by shaft coupling, wheel box by drive motor.No. 1 rotation taken turns 74 drives No. 1 left wheel 16 in No. 1 pair of rollers and gearbox assembly 13 contacted with it and No. 1 right roller 17 to rotate, with No. 1 roller shaft 19 that No. 1 left wheel 16 is fixedly connected with No. 1 right roller 17, power at constant speed is delivered on No. 1 bevel gear shaft 27, No. 2 bevel gear shafts of No. 2 pairs of rollers and gearbox assembly 15 are driven to rotate by shaft coupling 14, by the effect of meshing gear, finally realize No. 2 left wheel 53 in No. 2 pairs of rollers and gearbox assembly 15 and No. 2 right rollers 54 rotate.In electrical system control load motor simulating vehicle actual travel, suffered by kinematic train, moment of torsion applies the moment of resistance contrary with roller direction of motion to No. 2 left wheel 53 with No. 2 right rollers 54.Thus achieve the simulation being similar to real working condition when two cover traction drive actual tracks in tested bogie 4 are travelled.Load motor by the changes mechanical energy of system be electric energy feedback to DC bus, thus form a set of electro-machanical poower flow closed loop test system.By this testing table, tested bogie 4 is tested, to grasp traction drive performance and kinematic train Parts life-span.

Claims

1. a bullet train frame suspension type bogie traction drive reliability test bench, comprise testing table basis (1), power transmission assembly (2), lifting device (3) and bogie locating device (5), described testing table basis (1) is the reinforced concrete slot type structure part of building that a centre position is provided with rectangle hole, the end, hole, has been horizontally disposed with basic platform (6), the top end face of two short cell walls on testing table basis (1) is flatly arranged symmetrically 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), No. 3 basic chain-waless (9) are furnished with No. 1 entrance track (11) and No. 2 entrance tracks (12) with the inside parallel ground 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 with No. 4 basic chain-waless (10) cast iron rectangular flat structural member working surface being evenly equipped with T-slot, perpendicular to longitudinal center's plane of symmetry of the basic platform (6) of X-direction and longitudinal center's plane of symmetry of cheating perpendicular to the rectangle of X-direction coplanar, No. 1 basic chain-wales (7), No. 2 basic chain-waless (8), No. 3 basic chain-waless (9) are parallel with longitudinal plane of symmetry that rectangle is cheated with longitudinal plane of symmetry of No. 4 basic chain-waless (10) and be arranged symmetrically with, it is characterized in that, described power transmission 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 described 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) adopts No. 1 left expansion coupling sleeve (21) to be fixedly mounted on left end and the right-hand member of No. 1 roller shaft (19) in No. 1 gearbox assembly (18) with No. 1 right expansion coupling sleeve (22) with No. 1 right roller (17), and No. 1 left wheel (16) is equal with the wheelspan of the spacing between No. 1 right roller (17) and tested bogie (4);

No. 1 described 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) is the shell structure part cast or be welded with No. 1 gear case lower house (20), one end of No. 1 bevel gear shaft (27) and No. 1 roller shaft (19) are provided with the identical bevel gear of structure and engage each other, No. 1 connecting flange (26) is coaxially fixedly connected with by the other end of key with No. 1 bevel gear shaft (27), No. 1 left bearing is sleeved on (23) on No. 1 roller shaft (19) on No. 1 left wheel (16) right side, No. 1 right bearing is sleeved on (24) on No. 1 roller shaft (19) in No. 1 right roller (17) left side, No. 1 bevel gear shaft bearing is sleeved on No. 1 bevel gear shaft (27) to (25), No. 1 gear case upper shell (28) and No. 1 gear case lower house (20) attach together and with bolts,

No. 2 described 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 roller (54) structures; No. 2 left expansion coupling sleeves are identical with No. 2 right expansion coupling nested structures;

No. 2 described 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) identical with No. 2 pairs of rollers and gearbox assembly (15) structure, namely No. 1 left wheel (16), No. 1 right roller (17), No. 2 left wheel (53) are identical with No. 2 right roller (54) structures, 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, No. 1 described gearbox assembly (18) is identical with No. 2 gearbox assembly structures to be referred to: 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, No. 1 left bearing is to (23), No. 1 right bearing is to (24), No. 2 left bearings are pair identical to structure with No. 2 right bearings, No. 1 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 arranged on front end and the rear end of basic platform (6) in 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 gearbox assembly (13) and No. 2 pairs of rollers and gearbox assembly (15) equals the wheelbase of tested bogie (4); No. 2 bevel gear shafts in No. 1 bevel gear shaft (27) in No. 1 pair of rollers and gearbox assembly (13) and No. 1 connecting flange (26) and No. 2 pairs of rollers and gearbox assembly (15) and the central axis conllinear of No. 2 connecting flanges and positioned opposite; The front end of shaft coupling (14) is fixedly connected by No. 1 connecting flange (26) in bolt and No. 1 pair of rollers and gearbox assembly (13), and the rear end of shaft coupling (14) is fixedly connected by No. 2 connecting flanges in bolt and No. 2 pairs of rollers and gearbox assembly (15).

2. according to the bullet train frame suspension type bogie traction drive reliability test bench that claim 1 is stated, 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);

No. 1 described lift arm assembly (31) comprises No. 1 transition longeron (35), No. 1 front upper connecting rod (36), lower link (37) before No. 1, No. 1 front rod hold-down support (38), No. 1 Synchronous pull rod (39), upper connecting rod (40) after No. 1, lower link (41) and No. 1 back link hold-down support (42) after No. 1; Wherein, No. 1 front upper connecting rod (36) is identical with connecting rod (40) structure upper after No. 1, before No. 1, lower link (37) is identical with lower link (41) structure after No. 1, and No. 1 front rod hold-down support (38) is identical with No. 1 back link hold-down support (42) structure;

No. 1 front rod hold-down support (38) is fixed at the bottom of the hole of testing table basis (1) with No. 1 back link hold-down support (42), before No. 1, the lower end of lower link (37) and No. 1 front rod hold-down support (38) pass through pinned connection, the upper end of No. 1 front upper connecting rod (36) and the front axis pin base pinned connection of No. 1 transition longeron (35), the lower end of No. 1 front upper connecting rod (36), before No. 1 lower link (37) upper end and adopt pinned connection with the front end of No. 1 Synchronous pull rod (39), after No. 1, the lower end of lower link (41) and No. 1 back link hold-down support (42) pass through pinned connection, after No. 1, the upper upper end of connecting rod (40) and the rear pin shaft seat of No. 1 transition longeron (35) pass through pinned connection, the lower end of upper connecting rod (40) after No. 1, after No. 1, the upper end of lower link (41) and the rear end of No. 1 Synchronous pull rod (39) adopt pinned connection,

No. 2 described lift arm assemblies (32) comprise No. 2 transition longerons (52), No. 2 front upper connecting rods, lower link before No. 2, No. 2 front rod hold-down supports, No. 2 Synchronous pull rods, upper 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 assembly (32) structures, namely No. 1 transition longeron (35) is identical with No. 2 transition longeron (52) structures, No. 1 Synchronous pull rod (39) is identical with No. 2 Synchronous pull rod structures, No. 1 front upper connecting rod (36), upper connecting rod (40) after No. 1, No. 2 front upper connecting rods are identical with bar linkage structure upper after No. 2, lower link (37) before No. 1, lower link (41) after No. 1, before No. 2, lower link is identical with lower link structure after No. 2, 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) is arranged symmetrically in the both sides in the Central Symmetry face perpendicular to X-direction of basic platform (6) with No. 2 lift arm assemblies (32), No. 1 lift arm assembly (31) is equal with the wheelspan of tested bogie (4) with the spacing of No. 2 lift arm assemblies (32), No. 1 hold-down support assembly (33) is fixedly mounted on the front end of basic platform (6), assembly (34) is driven to be fixed on the rear end of basic platform (6), the one end of No. 1 wire rope (47) in assembly (34) is driven to be 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 assembly (34) is driven to be 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 bottom face perpendicular bolt of No. 1 transition longeron (35) with No. 2 transition longeron (52) front ends, central pin shaft on No. 1 fixed cross beam (29) is arranged in No. 1 guiding linear bearing (58) in No. 1 hold-down support assembly (33) as being slidably connected, No. 2 fixed cross beams (30) are fixedly connected with the bottom face of No. 2 transition longeron (52) rear ends is vertical with No. 1 transition longeron (35), central pin shaft on No. 2 fixed cross beams (30) is arranged on and drives No. 2 guiding linear bearings (56) in assembly (34) interior for being slidably connected.

3. according to the bullet train frame suspension type bogie traction drive reliability test bench that claim 2 is stated, it is characterized in that, No. 1 described 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 flange form linear bearing, No. 1 hold-down support (57) is box typed structure part, the top of No. 1 hold-down support (57) is provided with the dead eye that a centre of gyration line is in plumbness, threaded hole is evenly equipped with around dead eye, the bottom of No. 1 hold-down support (57) is evenly equipped with through hole, 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 fixedly connected with No. 1 hold-down support (57).

4. according to the bullet train frame suspension type bogie traction drive reliability test bench that claim 3 is stated, 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);

No. 2 described 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 flange form linear bearing, No. 2 hold-down supports (55) are the box typed structure part of welding or casting, one vertical side of No. 2 hold-down supports (55) is processed with the vertical T-slot be parallel to each other, the top of No. 2 hold-down supports (55) is provided with the vertical dead eye of a centre of gyration line, the surrounding of dead eye is evenly equipped with threaded hole, adopts bolt to be fixedly connected with in the dead eye that No. 2 guiding linear bearings (56) are arranged on No. 2 hold-down support (55) tops;

Described lifting jack (44) is conventional single-acting hydraulic formula lifting jack, and one end of lifting jack (44) is provided with the ring flange being evenly equipped with through hole;

Described linear bearing seat assembly (45) is made up of bearing spider (50) and linear bearing (51); It is slight interference cooperation in the horizontal through hole that linear bearing (51) is arranged on bearing spider (50) upper end;

Described jacking block (46) is rectangular slab class formation part, and the two ends symmetric position place longitudinal along jacking block (46) is provided with measure-alike through hole;

Described pulley gear (49) comprises pulley base (59), No. 1 pulley (60) and No. 2 pulleys (61), pulley base 59 is evenly equipped with for pulley base (59) is fixedly mounted on the elongated hole on basic platform (6) and the threaded hole for installing linear bearing seat assembly (45), No. 1 pulley (60) is longitudinally arranged on pulley base (59) with No. 2 pulleys (61);

No. 2 hold-down support assemblies (43) are arranged on the basic platform (6) immediately below No. 2 fixed cross beams (30), pulley gear (49) is arranged on the basic platform (6) at No. 2 hold-down support assembly (43) rears, linear bearing seat assembly (45) is arranged on the middle position of the pulley base (59) in pulley gear (49) for being fixedly connected with, one end of lifting jack (44) flanged dish is mounted by means of bolts on a side of No. 2 hold-down support (55) band T-slot in No. 2 hold-down support assemblies (43), the external part of the piston rod of lifting jack (44) is inserted in the endoporus supporting linear bearing (51) as being slidably matched, axis of rotation and the axis of rotation conllinear supporting linear bearing (51) endoporus of the piston rod of lifting jack (44), jacking block (46) is fixedly mounted on the end face of the piston rod external part of lifting jack (44), a left side on one end of No. 1 wire rope (47) and No. 2 wire rope (48) and jacking block (46), right through hole is fixedly connected with, No. 1 wire rope (47) and No. 2 wire rope (48) are walked around No. 1 pulley (60) with No. 2 pulleys (61) and are connected for contacting with the outside of No. 2 pulleys (61) with No. 1 pulley (60).

5. according to the bullet train frame suspension type bogie traction drive reliability test bench that claim 1 is stated, 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) are fixedly mounted on No. 1 basic chain-wales (7) in testing table basis (1) on two short cell wall top end faces successively with No. 4 positioning supports (65), No. 2 basic chain-waless (8), No. 3 basic chain-waless (9) are with on No. 4 basic chain-waless (10), 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), No. 1 thrust leading screw assembly (66) adopts bolt to be fixedly mounted on No. 1 supporting traverse (70) with on the side of T-slot with No. 2 thrust leading screw assemblies (67), No. 2 supporting traverse (71) employings are bolted to No. 3 positioning supports (64) and are provided with on the working surface of T-slot with No. 4 positioning supports (65), and No. 3 thrust leading screw assemblies (68) adopt bolt to be fixedly mounted on No. 2 supporting traverses (71) with on the side of T-slot with No. 4 thrust leading screw assemblies (69).

6. according to the bullet train frame suspension type bogie traction drive reliability test bench that claim 5 is stated, it is characterized in that, No. 1 described positioning support (62), No. 2 positioning supports (63), No. 3 positioning supports (64) are identical with No. 4 positioning support (65) structures, and No. 1 supporting traverse (70) is identical with No. 2 supporting traverse (71) structures;

No. 1 positioning support (62), No. 2 positioning supports (63), No. 3 positioning supports (64) are the box typed structure part welding or cast 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-slot be parallel to each other, No. 1 positioning support (62), No. 2 positioning supports (63), the mounting flange of No. 3 positioning supports (64) and No. 4 positioning support (65) bottoms is provided with through hole, the box typed structure part that No. 1 supporting traverse (70) is cuboid with No. 2 supporting traverses (71), one side of No. 1 supporting traverse (70) and No. 2 supporting traverses (71) is vertically arranged with the T-slot be parallel to each other,

No. 1 described 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 ring flange pedestal, the other end is processed with tapped through hole, the axis of rotation of tapped through hole is vertical with ring flange pedestal, and No. 1 leading screw (72) is inserted in No. 1 leading screw sleeve (73) as being threaded;

No. 1 described 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 assembly (69) structures, and namely 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 screws and No. 2 leading screw sleeves, No. 3 leading screws and No. 3 leading screw sleeves and No. 4 leading screws all adopt with No. 4 leading screw sleeves and are threaded.