CN102661870A - Power transmission device of test bed of high speed train suspension type bogie traction drive system - Google Patents
Power transmission device of test bed of high speed train suspension type bogie traction drive system Download PDFInfo
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- CN102661870A CN102661870A CN2012101491209A CN201210149120A CN102661870A CN 102661870 A CN102661870 A CN 102661870A CN 2012101491209 A CN2012101491209 A CN 2012101491209A CN 201210149120 A CN201210149120 A CN 201210149120A CN 102661870 A CN102661870 A CN 102661870A
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Abstract
The invention discloses a power transmission device of a test bed of a high speed train suspension type bogie traction drive system, and the device is composed of a 1# roller pair and gear box assembly (1), a coupler (2) and a 2# roller pair and gear box assembly (3). The 1# roller pair and gear box assembly (1) and the 2# roller pair and gear box assembly (3) are respectively mounted at the front end and back end of a basic platform (22), wherein the wheel base between a 1# roller shaft (7) in the 1# roller pair and gear box assembly (1), and a 2# roller shaft in the 2# roller pair and gear box assembly (3) is equal to that of the bogie to be tested. A 1# coupling flange (14) in the 1# roller pair and gear box assembly (1) is opposite to a 2# coupling flange in the 2# roller pair and gear box assembly (3); one end of the coupler (2) is fixedly connected with the 1# coupling flange (14) in the 1# roller pair and gear box assembly (1), and the other end of the coupler (2) is fixedly connected with the 2# coupling flange in the 2# roller pair and gear box assembly (3).
Description
Technical field
The present invention relates to a kind of test unit that is used for the railway high speed train, more particularly, the present invention relates to a kind of bullet train bullet train frame suspension type bogie traction drive testing table actuating unit under the working 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 bullet train traction drive has directly determined security, reliability and the economy of rolling stock operation; Be badly in need of to develop the bullet train frame suspension type traction drive testing table of simulation bullet train traction drive operating condition, improve traction drive performance and parts fatigue lifetives with this.The actuating unit of bullet train frame suspension type bogie traction drive testing table is realized the transmission of power between drive motor and load motor, is the important component part of testing table, and the exploitation of testing table is had important meaning.
Summary of the invention
Technical matters to be solved by this invention is to have overcome the problem that prior art exists, and a kind of bullet train frame suspension type bogie traction drive testing table actuating unit is provided.
For solving the problems of the technologies described above, the present invention adopts following technical scheme to realize: described bullet train frame suspension type bogie traction drive testing table actuating unit 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 pair of rollers and gearbox assembly are installed in the front end of basic platform through No. 1 gear case lower house wherein; No. 2 pairs of rollers and gearbox assembly are installed in the rear end of basic platform through No. 2 gear case lower houses wherein; No. 1 left wheel in No. 1 pair of rollers and the gearbox assembly and No. 1 right roller and basic ground are gapped; No. 2 left wheel in No. 2 pairs of rollers and the gearbox assembly and No. 2 right rollers and basic ground are gapped, No. 1 roller shaft in No. 1 pair of rollers and the gearbox assembly and roll for No. 2 rifle to and gearbox assembly in the spacing of central axis of No. 2 roller shafts equal to be tried the wheelbase of bogie; No. 2 bevel gear shafts and No. 2 connecting flange positioned opposite 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 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 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.
No. 1 pair of rollers described in the technical scheme 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.Described 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 installed in the left end and the right-hand member of No. 1 No. 1 roller shaft in the gearbox assembly symmetrically, and the wheelspan that spacing between No. 1 left wheel and No. 1 right roller and quilt try bogie equates; No. 1 gearbox assembly described in the technical scheme comprises that No. 1 gear case upper shell, No. 1 gear case lower house, No. 1 bevel gear shaft, No. 1 roller shaft, No. 1 connecting flange, No. 1 left bearing are pair right with No. 1 bevel gear shaft bearing to, No. 1 right bearing.Be separately installed with No. 1 bevel gear of same size model on one end of No. 1 bevel gear shaft and No. 1 roller shaft, No. 1 bevel gear of two same size models is meshed, and 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 to being made up of two identical bearings of specifications and models; No. 1 right bearing is to being made up of two bearings with the bearing same size model of No. 1 left bearing centering, No. 1 roller shaft through No. 1 left bearing pair and No. 1 right bearing to being installed in No. 1 left wheel shaft through-hole and No. 1 right roller shaft through hole on No. 1 gear case lower house.No. 1 bevel gear shaft bearing is to comprising two cone bearings that specifications and models are identical, No. 1 bevel gear shaft through No. 1 bevel gear shaft bearing to being installed in No. 1 No. 1 bevel gear shaft through hole on the gear case lower house.No. 1 the gear case upper shell attaches together and adopts bolt to be connected with No. 1 gear case lower house; No. 2 pairs of rollers described in the technical scheme and gearbox assembly are made up of No. 2 gearbox assemblies, No. 2 rifles that roll left, No. 2 right rollers, No. 2 left expansion coupling sleeves and No. 2 right expansion coupling sleeves.Described No. 2 left wheel are identical with No. 2 right roller structures.No. 2 left expansion coupling sleeve is identical with No. 2 right expansion coupling nested structures.No. 2 left wheel and No. 2 right rollers adopt No. 2 left expansion coupling sleeves and No. 2 right expansion coupling sleeves to be installed in the left end and the right-hand member of No. 2 No. 2 roller shafts in the gearbox assembly symmetrically, and the wheelspan that spacing between No. 2 left wheel and No. 2 right rollers and quilt try bogie equates; No. 2 gearbox assemblies described in the technical scheme 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.Be separately installed with No. 2 bevel gears of same size model on one end of No. 2 bevel gear shafts and No. 2 roller shafts, No. 2 bevel gears of two same size models are meshed, and No. 2 connecting flanges are connected with the other end of No. 2 bevel gear shafts is coaxial through key.No. 2 left bearings are to being made up of two No. 2 identical bearings of specifications and models; No. 2 right bearings are to being made up of two bearings with the bearing same size model of No. 2 left bearing centerings, No. 2 roller shafts through No. 2 left bearings pair and No. 2 right bearings to being installed in No. 2 left wheel shaft through-holes and No. 2 right roller shaft through holes on No. 2 gear case lower houses.No. 2 bevel gear shaft bearings are to comprising two No. 2 cone bearings that specifications and models are identical; To being installed in No. 2 No. 2 bevel gear shaft through holes on the gear case lower house, No. 2 the gear case upper shell attaches together and adopts bolt to be connected with No. 2 gear case lower houses through No. 2 bevel gear shaft bearings for No. 2 bevel gear shafts; Described in the technical scheme No. 1 roll rifle to and gearbox assembly with roll for No. 2 rifle to and the gearbox assembly structure identical; 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, and 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.
Compared with prior art the invention has the beneficial effects as follows:
The actuating unit of bullet train frame suspension type bogie traction drive testing table of the present invention 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 power transmission by the transmission of power of examination bogie drive motor to load motor, the simulation of approximate real load operating mode when realization is gone to two cover traction drive actual tracks in the quilt examination bogie.Actuating unit intermediate transfer link is few, and is simple in structure, simultaneously, can carry out fail-test to the frame suspension type bogie traction drive of disalignment distance, wheelspan, has versatility.
Description of drawings
Below in conjunction with accompanying drawing the present invention is further described:
Fig. 1 is the axonometric projection graph that bullet train frame suspension type bogie traction drive testing table actuating unit structure of the present invention is formed;
Fig. 2 is the front view that No. 1 pair of rollers and the gearbox assembly structure in the bullet train frame suspension type bogie traction drive testing table actuating unit of the present invention formed;
Fig. 3 is the full sectional view on the vertical view of No. 1 pair of rollers and gearbox assembly in the bullet train frame suspension type bogie traction drive testing table actuating unit of the present invention;
Fig. 4 does not comprise the axonometric projection graph that No. 1 gearbox assembly structure of No. 1 roller shaft is formed in No. 1 pair of rollers and the gearbox assembly in the bullet train frame suspension type bogie traction drive testing table actuating unit of the present invention;
Fig. 5 is bullet train frame suspension type bogie traction drive testing table actuating unit of the present invention and the right view that is tried matching relationship under the bogie duty;
Fig. 6 is the partial enlarged drawing at the A place among Fig. 5;
Fig. 7 be bullet train frame suspension type bogie traction drive testing table actuating unit of the present invention the axonometric projection graph of being formed to shelf structure by preliminary operation that will test;
Fig. 8 is the electrical system architecture theory diagram of bullet train frame suspension type bogie traction drive testing table actuating unit of the present invention;
Among the figure: No. 1.1 pairs of rollers and gearbox assembly, 2. shaft coupling, roll for No. 3.2 rifle to and gearbox assembly, No. 4.1 left wheel, No. 5.1 gearbox assemblies; 6.1 number right roller, No. 7.1 roller shafts, No. 8.1 left expansion coupling sleeves, No. 9.1 right expansion coupling sleeves, No. 10.1 left bearing is right; 11.1 number gear case lower house, No. 12.1 right bearing is right, and No. 13.1 the bevel gear shaft bearing is right, No. 14.1 connecting flanges; 15.1 number bevel gear shaft, No. 16.1 gear case upper shells, No. 17.2 left wheel, No. 18.2 right rollers; 19. by the examination bogie, No. 20.2 wheel is right, No. 21.1 wheel is right, 22. basic platforms.
Embodiment
Below in conjunction with accompanying drawing the present invention is explained in detail:
Consult Fig. 1 and Fig. 8; The actuating unit of bullet train frame suspension type bogie traction drive testing table of the present invention is made up of No. 1 pair of rollers and gearbox assembly 1,2, No. 2 pairs of rollers of shaft coupling and gearbox assembly 3 and electrical system, and the actuating unit of bullet train frame suspension type bogie traction drive testing table of the present invention is fixedly mounted on the basic platform 22.
Consult Fig. 2 to Fig. 4, described No. 1 pair of rollers and gearbox assembly 1 are made up of 5, No. 1 left wheel of No. 1 gearbox assembly, 6, No. 1 left expansion coupling sleeve 8 of 4, No. 1 right roller and No. 1 right expansion coupling sleeve 9.Wherein: No. 1 left wheel 4 is identical with No. 1 right roller 6 structures; No. 1 left expansion coupling sleeve 8 is identical with No. 1 right expansion coupling sleeve 9 structures.No. 1 left wheel 4 and No. 1 right roller 6 are installed in the left end and the right-hand member of No. 1 No. 1 roller shaft 7 in the gearbox assembly 5 symmetrically; No. 1 left wheel 4 and No. 1 right roller 6 can move axially on No. 1 roller shaft 7 in No. 1 gearbox assembly 5, and the position confirms that the back adopts on No. 1 roller shaft 7 in No. 1 left expansion coupling sleeve 8 and No. 1 right expansion coupling sleeve 9 stuck-at-gearbox assembly 5.Spacing between No. 1 left wheel 4 and No. 1 right roller 6 is by being confirmed by the wheelspan of examination bogie 19; Thereby guarantee by No. 1 wheel of examination bogie 19 two wheel treads of 21 to be dropped on respectively on No. 1 left wheel 4 and No. 1 right roller 6, No. 1 wheel is to wheel rim and No. 1 left wheel 4 and No. 1 right roller 6 maintenances one determining deviation of two wheels of 21 simultaneously.
Consult Fig. 2 and Fig. 4; No. 1 gearbox assembly 5 is the rectangular axis gear case of constant speed transmission, 14, No. 1 left bearing of 7, No. 1 connecting flange of 15, No. 1 roller shaft of 11, No. 1 bevel gear shaft of 16, No. 1 gear case lower house of No. 1 gear case upper shell 10, No. 1 right bearings is made up of with two identical bevel gears of structure 13 12, No. 1 bevel gear shaft bearings.No. 1 gear case upper shell 16 and the shell structure part of No. 1 gear case lower house 11 for casting or being welded; Locate to adopt increase casing thickness in the Bearing Installation position of No. 1 gear case upper shell 16 and No. 1 gear case lower house 11 (roller shaft through hole) or arrange that the mode of gusset improves the rigidity of casing, to bear No. 1 left wheel 6, No. 1 roller shaft 7 of 4, No. 1 right roller and to be tried the gravity of bogie 19 and the additional load that unbalance dynamic produced.No. 1 bevel gear shaft 15 in No. 1 gearbox assembly 5 adopts cantilever structures, and No. 1 roller shaft 7 adopts the freely-supported girder structures.The bevel gear of same size model is installed on one end of No. 1 bevel gear shaft 15 and No. 1 roller shaft 7, realizes the constant speed orthogonal transmission of power of No. 1 bevel gear shaft 15 and No. 1 roller shaft 7 through the engagement of the identical bevel gear of these two structures.No. 1 connecting flange 14 is through the other end (external part) coaxial be fixedly connected of key with No. 1 bevel gear shaft 15.No. 1 left bearing comprises that to 10 two identical bearing holder (housing, cover)s of specifications and models are contained in an end of No. 1 roller shaft 7 (near No. 1 left wheel 4 ends); No. 1 right bearing is identical to the bearing in 10 with No. 1 left bearing to the specifications and models of two bearings in 12; Be sleeved on the other end of No. 1 roller shaft 7 (near No. 1 right roller 6 ends), promptly No. 1 roller shaft 7 through No. 1 left bearing to 10 and No. 1 right bearings in the 12 No. 1 left wheel shaft through-hole and No. 1 right roller shaft through hole that are installed on No. 1 gear case lower house 11.No. 1 the bevel gear shaft bearing comprises two No. 1 cone bearings that specifications and models are identical to 13; Two No. 1 cone bearings are sleeved on the two ends of No. 1 bevel gear shaft 15 with certain spacing; Because the moment of flexure that gearing mesh produces on No. 1 bevel gear shaft 15 when transmitting moment of torsion, promptly No. 1 bevel gear shaft 15 is installed in No. 1 No. 1 bevel gear shaft through hole on the gear case lower house 11 13 through No. 1 bevel gear shaft bearing to bear.No. 1 left wheel shaft through-hole on No. 1 gear case lower house 11 and No. 1 right roller shaft through hole axis of rotation conllinear and with the vertical coplane of axis of rotation of No. 1 bevel gear shaft through hole.No. 1 gear case upper shell 16 attaches together and adopts bolt to be connected with No. 1 gear case lower house 11; No. 1 bevel gear shaft 15 of No. 1 roller shaft that bevel gear is installed 7 and another bevel gear that the same size model is installed is installed within No. 1 gear case upper shell 16 and No. 1 gear case lower house 11 13 12 and No. 1 bevel gear shaft bearings 10, No. 1 right bearings through No. 1 left bearing, No. 1 roller shaft 7 and No. 1 bevel gear shaft 15 respectively and between No. 1 gear case upper shell 16 and No. 1 gear case lower house 11 for being rotationally connected.
Described No. 2 pairs of rollers and gearbox assembly 3 are made up of No. 2 gearbox assemblies, No. 2 left wheel 18, No. 2 left expansion coupling sleeves of 17, No. 2 right rollers and No. 2 right expansion coupling sleeves.Wherein: No. 2 left wheel 17 is identical with No. 2 right roller 18 structures; No. 2 left expansion coupling sleeve is identical with No. 2 right expansion coupling nested structures.No. 2 left wheel 17 and No. 2 right rollers 18 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 17 and No. 2 right rollers 18 can move axially on No. 2 roller shafts in No. 2 gearbox assemblies, 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 the rifle 18 is rolled by being confirmed by the wheelspan of examination bogie 19 in No. 2 left wheel 17 and No. 2 right sides.Thereby guarantee by No. 2 wheels of examination bogie 19 two wheel treads of 20 to be dropped on respectively on No. 2 left wheel 17 and No. 2 right rollers 18, No. 2 wheels are to wheel rim and No. 2 left wheel 17 and No. 2 right rollers 18 maintenance certain intervals of two wheels of 20 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 18, No. 2 roller shafts of 17, No. 2 right rollers and to be tried the gravity of bogie 19 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, realizes the constant speed orthogonal transmission of power of No. 2 bevel gear shafts and No. 2 roller shafts through these two gear meshing.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 bearing is contained in an end of No. 2 roller shafts (near No. 2 left wheel 17 ends) to comprising two identical bearing holder (housing, cover)s of specifications and models; Right two the bearing specification models of right two the bearing specification models of No. 2 right bearings and No. 2 left bearings are identical; Be sleeved on the other end (near No. 2 right roller 18 ends) of No. 2 roller shafts, promptly No. 2 roller shafts pair are installed in No. 2 No. 2 left wheel shaft through-holes and No. 2 right sides on the gear case lower house with No. 2 right bearings to 12 through No. 2 left bearings and roll in the rifle shaft through-hole.No. 2 bevel gear shaft bearings are to comprising two No. 2 cone bearings that specifications and models are identical; 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, promptly No. 2 bevel gear shafts through No. 2 bevel gear shaft bearings to being installed in No. 2 No. 2 bevel gear shaft through holes on the gear case lower house.No. 2 left wheel shaft through-holes on No. 2 gear case lower houses and No. 2 right roller shaft through hole axis of rotation conllinear and with the vertical coplane of axis of rotation of No. 2 bevel gear shaft through holes.No. 2 the gear case upper shell attaches together and adopts bolt to be connected with No. 2 gear case lower houses; With No. 2 bevel gear shafts of No. 1 roller shaft that No. 2 bevel gears are installed 7 and another No. 2 bevel gears that the same size model is installed through No. 2 left bearings to, No. 2 right bearings pair and No. 2 bevel gear shaft bearings to being installed within No. 2 gear case upper shells and No. 2 gear case lower houses, No. 2 roller shafts and No. 2 bevel gear shafts respectively and between No. 2 gear case upper shells and No. 2 gear case lower houses for being rotationally connected.
No. 1 pair of rollers and gearbox assembly 1 are identical with No. 2 pairs of rollers and gearbox assembly 3 structures; Promptly 6, No. 2 left wheel 17 of 4, No. 1 right roller of No. 1 left wheel are identical with No. 2 right roller 18 structures; 9, No. 2 left expansion coupling sleeves of 8, 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 5 is identical with No. 2 gearbox assembly structures.Described No. 1 gearbox assembly 5 and No. 2 identical being meant of gearbox assembly structure: No. 1 gear case upper shell 16 is identical with No. 2 gear case upper shell structures; No. 1 gear case lower house 11 is identical with No. 2 gear case lower house structures; No. 1 bevel gear shaft 15 is identical with No. 2 bevel gear shaft structures; No. 1 roller shaft 7 is identical with No. 2 roller shaft structures; No. 1 connecting flange 14 is identical with No. 2 connecting flange structures, and No. 1 left bearing is pair identical to structure with No. 2 right bearings to 12, No. 2 left bearings to 10, No. 1 right bearings, and No. 1 the bevel gear shaft bearing is identical to structure with No. 2 bevel gear shaft bearings to 13.
No. 1 left expansion coupling sleeve 9, No. 2 left expansion coupling sleeves of 8, 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. 1, the actuating unit of described bullet train frame suspension type bogie traction drive testing table is made up of No. 1 pair of rollers and gearbox assembly 1, shaft coupling 2 and No. 2 pairs of rollers and gearbox assembly 3.
No. 1 pair of rollers and gearbox assembly 1 are installed in the front end of basic platform 22 through No. 1 gear case lower house 11 wherein; No. 2 pairs of rollers and gearbox assembly 3 are installed in the rear end of basic platform 22 through No. 2 gear case lower houses wherein, and 6, No. 2 left wheel 17 of 4, No. 1 right roller of No. 1 left wheel have the necessarily gap of (identical) with No. 2 right rollers 18 with basic ground.The spacing of the central axis of No. 2 roller shafts in No. 1 roller shaft 7 in No. 1 pair of rollers and the gearbox assembly 1 and No. 2 pairs of rollers and the gearbox assembly 3 equals to be tried the wheelbase of bogie 19; No. 2 bevel gear shafts and No. 2 connecting flange positioned opposite in No. 1 bevel gear shaft 15 in No. 1 pair of rollers and the gearbox assembly 1 and No. 1 connecting flange 14 and No. 2 pairs of rollers and the gearbox assembly 3, and No. 1 bevel gear shaft 15 and No. 1 connecting flange 14 in No. 1 pair of rollers and the gearbox assembly 1 and roll for No. 2 rifle to and gearbox assembly 3 in No. 2 bevel gear shafts and the central axis conllinear of No. 2 connecting flanges; One (preceding) of shaft coupling 2 end is fixedly connected through No. 1 connecting flange 14 in bolt and No. 1 pair of rollers and the gearbox assembly 1, and another of shaft coupling 2 (back) held through No. 2 connecting flanges in bolt and No. 2 pairs of rollers and the gearbox assembly 3 and be fixedly connected. realize No. 1 gearbox assembly 5 and the connection and the transmission of power of No. 2 gearbox assemblies in No. 2 pairs of rollers and the gearbox assembly 3 in No. 1 pair of rollers and the gearbox assembly 1.
The principle of work of bullet train frame suspension type bogie traction drive testing table actuating unit:
By No. 1 of bogie 19 wheel of examination No. 1 pair of rollers of 21 central axis and bullet train frame suspension type bogie traction drive testing table actuating unit and No. 1 roller shaft 7 central axis in the gearbox assembly 1 are positioned on the same vertical plane; Simultaneously No. 2 wheels are positioned on another vertical plane 20 central axis and No. 2 roller shaft central axis in No. 2 pairs of rollers and the gearbox assembly 3, thereby the tread that is tried four wheels of bogie 19 is supported on respectively on No. 1 left wheel 6, No. 2 left wheel 17 of 4, No. 1 right roller and No. 2 right rollers 18.
During test, the drive motor that electrical system control is driving condition by 19 1 motors of examination bogie, another motor is the load motor of on-position.Drive motor through by the shaft coupling of examination on the bogie 19, wheel box with transmission of power to No. 1 wheel to 21.No. 1 wheel drives No. 1 left wheel 4 and No. 1 right roller 6 rotations in No. 1 pair of rollers and the gearbox assembly 1 of contact with it to 21 rotation; No. 1 roller shaft 7 that is fixedly connected with No. 1 right roller 6 with No. 1 left wheel 4 is delivered to power at constant speed on No. 1 bevel gear shaft 15; No. 2 bevel gear shafts through shaft coupling No. 2 pairs of rollers of 2 drives and gearbox assembly 3 rotate; Through the effect of meshing gear, realize that finally No. 2 left wheel 17 and No. 2 right rollers 18 in No. 2 pairs of rollers and the gearbox assembly 3 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 17 and No. 2 right rollers 18 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 19.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.Carried out torture test through this testing table to trying bogie 19, to grasp the reliability of its traction drive.
Claims (6)
1. bullet train frame suspension type bogie traction drive testing table actuating unit; It is characterized in that described bullet train frame suspension type bogie traction drive testing table actuating unit is made up of No. 1 pair of rollers and gearbox assembly (1), shaft coupling (2) and No. 2 pairs of rollers and gearbox assembly (3);
No. 1 pair of rollers and gearbox assembly (1) are installed in the front end of basic platform (22) through No. 1 gear case lower house (11) wherein; No. 2 pairs of rollers and gearbox assembly (3) are installed in the rear end of basic platform (22) through No. 2 gear case lower houses wherein; No. 1 left wheel (4) in No. 1 pair of rollers and the gearbox assembly (1) is gapped with No. 1 right roller (6) and basic ground; No. 2 left wheel (17) in No. 2 pairs of rollers and the gearbox assembly (3) are gapped with No. 2 right rollers (18) and basic ground, and the spacing of the central axis of No. 2 roller shafts in No. 1 roller shaft (7) in No. 1 pair of rollers and the gearbox assembly (1) and No. 2 pairs of rollers and the gearbox assembly (3) equals to be tried the wheelbase of bogie (19); No. 2 bevel gear shafts and No. 2 connecting flange positioned opposite in No. 1 bevel gear shaft (15) in No. 1 pair of rollers and the gearbox assembly (1) and No. 1 connecting flange (14) and No. 2 pairs of rollers and the gearbox assembly (3), and No. 2 bevel gear shafts in No. 1 bevel gear shaft (15) in No. 1 pair of rollers and the gearbox assembly (1) and No. 1 connecting flange (14) and No. 2 pairs of rollers and the gearbox assembly (3) and the central axis conllinear of No. 2 connecting flanges; The front end of shaft coupling (2) is fixedly connected through No. 1 connecting flange (14) in bolt and No. 1 pair of rollers and the gearbox assembly (1), and the rear end of shaft coupling (2) is fixedly connected through No. 2 connecting flanges in bolt and No. 2 pairs of rollers and the gearbox assembly (3).
2. according to the described bullet train frame of claim 1 suspension type bogie traction drive testing table actuating unit; It is characterized in that described No. 1 pair of rollers and gearbox assembly (1) are made up of with No. 1 right expansion coupling sleeve (9) No. 1 gearbox assembly (5), No. 1 left wheel (4), No. 1 right roller (6), No. 1 left expansion coupling sleeve (8);
Described No. 1 rifle that rolls left (4) is identical with No. 1 right roller (6) structure; No. 1 left expansion coupling sleeve (8) is identical with No. 1 right expansion coupling sleeve (9) structure; No. 1 left wheel (4) and No. 1 right roller (6) adopt No. 1 left expansion coupling sleeve (8) and No. 1 right expansion coupling sleeve (9) to be installed in the left end and the right-hand member of No. 1 roller shaft (7) in No. 1 gearbox assembly (5) symmetrically, and spacing between No. 1 left wheel (4) and No. 1 right roller (6) and the wheelspan that is tried bogie (19) equate.
3. according to the described bullet train frame of claim 2 suspension type bogie traction drive testing table actuating unit; It is characterized in that, described No. 1 gearbox assembly (5) comprise No. 1 gear case upper shell (16), No. 1 gear case lower house (11), No. 1 bevel gear shaft (15), No. 1 roller shaft (7), No. 1 connecting flange (14), No. 1 left bearing to (10), No. 1 right bearing to (12) and No. 1 bevel gear shaft bearing to (13);
Be separately installed with No. 1 bevel gear of same size model on one end of No. 1 bevel gear shaft (15) and No. 1 roller shaft (7); No. 1 bevel gear of two same size models is meshed, and No. 1 connecting flange (14) is through the other end coaxial be fixedly connected of key with No. 1 bevel gear shaft (15); No. 1 left bearing is made up of two identical bearings of specifications and models (10); No. 1 right bearing is formed the bearing of the bearing same size model in (10) with No. 1 left bearing by two (12), and No. 1 roller shaft (7) is installed in No. 1 left wheel shaft through-hole and No. 1 right roller shaft through hole on No. 1 gear case lower house (11) (12) (10) and No. 1 right bearing through No. 1 left bearing; No. 1 the bevel gear shaft bearing comprises two cone bearings that specifications and models are identical to (13); No. 1 bevel gear shaft (15) is installed in No. 1 bevel gear shaft through hole on No. 1 gear case lower house (11) (13) through No. 1 bevel gear shaft bearing, and No. 1 gear case upper shell (16) attaches together and adopt bolt to be connected with No. 1 gear case lower house (11).
4. according to the described bullet train frame of claim 1 suspension type bogie traction drive testing table actuating unit; It is characterized in that described No. 2 pairs of rollers and gearbox assembly (3) are made up of No. 2 gearbox assemblies, No. 2 left wheel (17), No. 2 right rollers (18), No. 2 left expansion coupling sleeves and No. 2 right expansion coupling sleeves;
Described No. 2 left wheel (17) are identical with No. 2 right rollers (18) structure; No. 2 left expansion coupling sleeve is identical with No. 2 right expansion coupling nested structures; No. 2 left wheel (17) and No. 2 right rollers (18) adopt No. 2 left expansion coupling sleeves and No. 2 right expansion coupling sleeves to be installed in the left end and the right-hand member of No. 2 No. 2 roller shafts in the gearbox assembly symmetrically, and the wheelspan that spacing between No. 2 left wheel (17) and No. 2 right rollers (18) and quilt try bogie (19) equates.
5. according to the described bullet train frame of claim 4 suspension type bogie traction drive testing table actuating unit; It is characterized in that, 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;
Be separately installed with No. 2 bevel gears of same size model on one end of No. 2 bevel gear shafts and No. 2 roller shafts, No. 2 bevel gears of two same size models are meshed, and No. 2 connecting flanges are connected with the other end of No. 2 bevel gear shafts is coaxial through key; No. 2 left bearings are to being made up of two No. 2 identical bearings of specifications and models; No. 2 right bearings are to being made up of two bearings with the bearing same size model of No. 2 left bearing centerings, No. 2 roller shafts through No. 2 left bearings pair and No. 2 right bearings to being installed in No. 2 left wheel shaft through-holes and No. 2 right roller shaft through holes on No. 2 gear case lower houses; No. 2 bevel gear shaft bearings are to comprising two No. 2 cone bearings that specifications and models are identical; To being installed in No. 2 No. 2 bevel gear shaft through holes on the gear case lower house, No. 2 the gear case upper shell attaches together and adopts bolt to be connected with No. 2 gear case lower houses through No. 2 bevel gear shaft bearings for No. 2 bevel gear shafts.
6. according to the described bullet train frame of claim 1 suspension type bogie traction drive testing table actuating unit; It is characterized in that; Described No. 1 pair of rollers and gearbox assembly (1) are identical with No. 2 pairs of rollers and gearbox assembly (3) structure; Promptly No. 1 rifle that rolls left (4), No. 1 right roller (6), No. 2 left wheel (17) are identical with No. 2 right rollers (18) structure; No. 1 left expansion coupling sleeve (8), No. 1 right expansion coupling sleeve (9), No. 2 left expansion coupling sleeves are identical with No. 2 right expansion coupling nested structures, and No. 1 gearbox assembly (5) is identical with No. 2 gearbox assembly structures; Described No. 1 gearbox assembly (5) and No. 2 identical being meant of gearbox assembly structure: No. 1 gear case upper shell (16) is identical with No. 2 gear case upper shell structures; No. 1 gear case lower house (11) is identical with No. 2 gear case lower house structures; No. 1 bevel gear shaft (15) is identical with No. 2 bevel gear shaft structures; No. 1 roller shaft (7) is identical with No. 2 roller shaft structures; No. 1 connecting flange (14) is identical with No. 2 connecting flange structures, and No. 1 left bearing is pair identical to structure with No. 2 right bearings to (12), No. 2 left bearings to (10), No. 1 right bearing, and No. 1 the bevel gear shaft bearing is identical to structure with No. 2 bevel gear shaft bearings to (13).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210149120.9A CN102661870B (en) | 2012-05-15 | 2012-05-15 | Power transmission device of test bed of high speed train suspension type bogie traction drive system |
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| CN201210149120.9A CN102661870B (en) | 2012-05-15 | 2012-05-15 | Power transmission device of test bed of high speed train suspension type bogie traction drive system |
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| CN102661870B (en) | 2014-11-26 |
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