CN106402344A - Auxiliary transmission gear case of diesel-electric locomotive - Google Patents
Auxiliary transmission gear case of diesel-electric locomotive Download PDFInfo
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- CN106402344A CN106402344A CN201610851127.3A CN201610851127A CN106402344A CN 106402344 A CN106402344 A CN 106402344A CN 201610851127 A CN201610851127 A CN 201610851127A CN 106402344 A CN106402344 A CN 106402344A
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/028—Gearboxes; Mounting gearing therein characterised by means for reducing vibration or noise
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0402—Cleaning of lubricants, e.g. filters or magnets
- F16H57/0404—Lubricant filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0447—Control of lubricant levels, e.g. lubricant level control dependent on temperature
- F16H57/0449—Sensors or indicators for controlling the fluid level
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention discloses an auxiliary transmission gear case of a diesel-electric locomotive. The auxiliary transmission gear case comprises an upper case body and a lower case body; an input shaft assembly and a fixed hydraulic pump shaft assembly which are coaxially arranged are arranged in the upper case body, and a spacer bush is arranged between the input shaft assembly and the fixed hydraulic pump shaft assembly; and a middle shaft assembly and an output shaft assembly are arranged in the lower case body, and the output shaft assembly and the middle shaft assembly are arranged in parallel. The auxiliary transmission gear case has the beneficial effects of being wide in rotation speed scope, high in reliability, low in noise, small in vibration and good in sealing performance.
Description
Technical field
The present invention relates to a kind of diesel-electric locomotive accessory drive gear-box.
Background technology
The development of straight diesel-electric locomotive is handed over by China, from initial stage seventies dong feng 4 diesel locomotive, till now
There is the time of 30 years about, handed over straight electric driving vehicle output more than ten thousand, formation visitor, goods, large, medium and small power are neat
Full locomotive extended familys.With locomotive development, the aspect such as the design of electric drive system and traction electric machine, manufacture, utilization obtains length
Foot is progressive.
The accessory drive system of diesel locomotives in China mainly adopts machine driving, hydraulic drive, DC motor Driver etc. 3
The form of kind.After locomotive meets diesel engine starting condition, powered to starter-generator from battery, driven by mechanical driving device
Diesel engine starting.After diesel engine starting, starter-generator, inductor exciter, generating of testing the speed are directly driven by machine driving
Machine, ventilation blower and hydraulicdriven hydraulic pump works.Air compressor, starting lubricating oil pump and fuel pump are driven by dc motor
Dynamic.
Content of the invention
It is an object of the invention to provide a kind of diesel-electric locomotive accessory drive gear-box, it has high-reliability, and
The feature of low noise.
For solve above-mentioned technical problem, the present invention provide a kind of diesel-electric locomotive accessory drive gear-box, including on
Casing and lower box；It is provided with the input shaft composition being coaxially disposed and hydrostatic pump shaft composition, input shaft forms and quiet in top box body
It is provided with spacer between hydraulic pump shaft composition；It is provided with jackshaft composition and output shaft composition, output shaft forms and middle in nowel body
Axle composition is arranged side by side.
Input shaft composition includes input shaft, and is arranged on the first gear on input shaft；One end of input shaft passes through the
One deep groove ball bearing is fixed in top box body, and the other end extends top box in vitro, and the other end of input shaft passes through the second zanjon
Ball bearing is fixed on the side of upper box.
Hydrostatic pump shaft composition includes hydrostatic pump shaft, is arranged on the axle sleeve on hydrostatic pump shaft, and is arranged on axle sleeve
On the 5th gear；Hydrostatic pump shaft is by being arranged on the 3rd cylinder roller bearing of both sides and second deep-groove ball of the 5th gear
Bearing is fixed in top box body.
Jackshaft composition is included jackshaft and is arranged on the second gear be meshed with first gear on jackshaft, and
The 3rd gear being meshed with the 5th gear；It is provided with distance collar, second gear is away from spacing between second gear and the 3rd gear
The side of ring is provided with the 3rd deep groove ball bearing, and the 3rd deep groove ball bearing is provided with the clutch shaft bearing of the side being fixed on lower box
Lid；3rd gear is provided with the first cylinder roller bearing away from the side of distance collar, and it is solid that jackshaft passes through the first cylinder roller bearing
It is scheduled on the opposite side of lower box.
Output shaft composition includes output shaft, and output shaft is provided with the 4th gear being meshed with second gear；On output shaft
The one end being provided with the 4th gear is fixed on the side of lower box by the second cylinder roller bearing, and the other end of output shaft extends
Inner casing is external, and output shaft and lower box junction are provided with the 4th deep groove ball bearing, and the 4th deep groove ball bearing passes through second bearing lid
It is connected with lower box.
Further, it is provided with nowel body and form for the oil measurement rod measuring the lubricants capacity in nowel body；Oil measurement rod group
Become to include measurement bar, one end of measurement bar is fixed on lower box by securing member, and the other end extends in nowel body, measurement bar
It is provided with marking line.
Further, the bottom of lower box is provided with the magnet steel group for adsorbing the irony impurity in the lubricating oil in nowel body
Become, magnet steel composition includes locating rod, and one end of locating rod is fixed on the bottom of lower box by plug screw, and the other end extends into nowel
In vivo, and one end of extending in nowel body of locating rod is fixed with magnet steel.
Further, the first deep groove ball bearing is fixed in top box body by the first end cap, the first end cap and input shaft it
Between be provided with the first oil sealing, oil sealing is fixed in the first end cap by the first cover plate；It is provided between second deep groove ball bearing and spacer
First back-up ring.
Further, it is provided with the second back-up ring between the 3rd cylinder roller bearing and spacer；6th deep groove ball bearing and hydrostatic
It is provided with third gear circle between press pump.
Further, the 3rd deep groove ball bearing is fixed on one end of jackshaft, the first cylinder rolling by the first check ring
Sub- bearing is fixed on the other end of jackshaft by the first gland；Jackshaft be respectively provided on two sides with one for by jackshaft group
Become to be fixed on the second end cap and the 3rd end cap in nowel body；
Further, the second cylinder roller bearing is fixed on one end of output shaft by second spring back-up ring, and passes through the 4th end
Lid is fixed in nowel body, and the 4th deep groove ball bearing is fixed in nowel body by the 5th end cap.
Further, one end that input shaft extends in top box body is provided with first flange, and first flange passes through first baffle
It is fixed on input shaft.
Further, one end that output shaft extends in nowel body is provided with second flange, and second flange passes through the second gland
It is fixed on output shaft.
Beneficial effects of the present invention are：The present invention has that the range of speeds is wide, high-reliability, low noise and vibration is little, sealing
Good advantage.
Brief description
Fig. 1 is the side view of one embodiment of the invention；
Fig. 2 is the A-A sectional view of Fig. 1；
Fig. 3 is the structural representation of the input shaft composition of one embodiment of the invention；
Fig. 4 is the structural representation of the jackshaft composition of one embodiment of the invention；
Fig. 5 is the structural representation of the output shaft composition of one embodiment of the invention；
Fig. 6 is the structural representation of the hydrostatic pump shaft composition of one embodiment of the invention；
Fig. 7 is the structural representation of the magnet steel composition of one embodiment of the invention；
Fig. 8 is the structural representation of one embodiment of the invention.
Wherein：1st, upper box；2nd, input shaft composition；21st, input shaft；22nd, first flange；23rd, first baffle；24th, first
Cover plate；25th, the first end cap；251st, the first oil sealing；26th, the first deep groove ball bearing；27th, first gear；28th, the second deep-groove ball axle
Hold；29th, the first back-up ring；3rd, lower box；4th, jackshaft composition；41st, jackshaft；42nd, the second end cap；43rd, the 3rd deep groove ball bearing；
431st, the first check ring；44th, clutch shaft bearing lid；45th, second gear；46th, distance collar；47th, the 3rd gear；48th, the first cylinder
Roller bearing；481st, the first gland；49th, the 3rd end cap；5th, output shaft composition；51st, output shaft；52nd, the 4th end cap；53rd, second
Cylinder roller bearing；531st, second spring back-up ring；54th, the 4th gear；55th, the 4th deep groove ball bearing；56th, second bearing lid；57、
5th end cap；58th, second flange；59th, the second gland；6th, hydrostatic pump shaft composition；61st, hydrostatic pump shaft；62nd, axle sleeve；63rd,
Two back-up rings；64th, the 3rd cylinder roller bearing；641st, spacer；65th, the 5th gear；66th, the 6th deep groove ball bearing；67th, third gear
Circle；7th, magnet steel composition；71st, locating rod；72nd, plug screw；73rd, magnet steel；74th, nut；8th, oil measurement rod composition；81st, measurement bar；82nd, spiral shell
Head；83rd, marking line；9th, hydrostatic pump.
Specific embodiment
Below the specific embodiment of the present invention is described, understands this in order to those skilled in the art
Bright, it should be apparent that the invention is not restricted to the scope of specific embodiment, for those skilled in the art,
As long as in the spirit and scope of the present invention of appended claim restriction and determination, these changes are aobvious and easy to various change
See, all utilize the innovation and creation of present inventive concept all in the row of protection.
Diesel-electric locomotive accessory drive gear-box as depicted in figs. 1 and 2, including upper box 1 and lower box 3；Its
In, it is provided with the input shaft composition 2 being coaxially disposed and hydrostatic pump shaft composition 6, input shaft composition 2 and hydrostatic pump in upper box 1
It is provided with spacer 641 between axle composition.It is provided with jackshaft composition 4 and output shaft composition 5, output shaft composition 5 and centre in lower box 3
Axle composition 4 is arranged side by side.Separately below each assembly is described in detail：
Wherein, as shown in figure 3, input shaft composition 2 includes input shaft 21, and it is arranged on the first gear 27 on input shaft 21.
Wherein, one end of input shaft 21 is fixed in upper box 1 by the first deep groove ball bearing 26, and the other end extends outside upper box 1,
And the other end of input shaft 21 is fixed on the side of upper box 1 by the second deep groove ball bearing 28.And, input shaft 21 extends
One end in upper box 1 is provided with first flange 22, and first flange 22 is fixed on input shaft 21 by first baffle 23.In addition
One deep groove ball bearing 26 is fixed in upper box 1 by the first end cap 25, is provided with first between the first end cap 25 and input shaft 21
Oil sealing 251, oil sealing is fixed in the first end cap 25 by the first cover plate 24；Set between second deep groove ball bearing 28 and spacer 641
There is the first back-up ring 29.
Wherein above-mentioned input shaft 21 adopts 1 with first gear 27：50 taper fit, the magnitude of interference is 0.09-0.12mm, outer cone
Surface hardness 45～50HRC, DS >=1.5mm, male cone (strobilus masculinus) is not less than 85% with the contact area of inner conical surface, makes the right side of first gear 27
End is close to the step surface of input shaft 21；Then the second deep groove ball bearing 28, the second deep-groove ball axle are loaded onto in input shaft 21 right-hand member
Hold between 28 and input shaft 21 using conventional slight interference cooperation, lean against on input shaft 21 step, then positioned with the first back-up ring 29
Prevent the axial movement of the second deep groove ball bearing 28；Load onto the first deep groove ball bearing 26 in input shaft 21 left end again, same and defeated
Enter axle 21 using conventional slight interference cooperation, make the first deep groove ball bearing 26 lean against the left end of first gear 27；Then will assemble
Part of horizontal put in upper box 1, then be fixed in upper box 1 with the first end cap 25；Pass through oil sealing, cover plate composition sealing again
Structure, prevents the seepage of oil；It is pressed on input shaft 21 through first flange 22 after, and fixed by baffle plate；In addition first flange
22 adopt 1 with input shaft 21：50 taper fit, the magnitude of interference is 0.11-0.14mm, outer cone surface hardness 45～55HRC, DS=1-
2mm, male cone (strobilus masculinus) is not less than 85% with the contact area of inner conical surface, dismantles oil pressure P≤145MPa.
As shown in fig. 6, hydrostatic pump shaft composition 6 includes hydrostatic pump shaft 61, it is arranged on the axle sleeve on hydrostatic pump shaft 61
62, and it is arranged on the 5th gear 65 on axle sleeve 62.Hydrostatic pump shaft 61 is by being arranged on the of the both sides of the 5th gear 65
Three cylinder roller bearings 64 and the second deep groove ball bearing 28 are fixed in upper box 1.And, the 3rd cylinder roller bearing 64 with every
It is provided with the second back-up ring 63 between set 641；It is provided with third gear circle 67 between 6th deep groove ball bearing 66 and hydrostatic pump 9.
Wherein, axle sleeve 62 and the 5th gear 65 adopt interference fit, and the magnitude of interference is 0.08-0.1mm, and cylindrical hardness 260～
300HBS, makes the left end of the 5th gear 65 be close to the step surface of axle sleeve 62, then loads onto the 3rd cylinder roller bearing 64 in right-hand member,
And with the second back-up ring 63 axially position；Spacer 641 is positioned in the groove of nowel and hydrostatic pump shaft 61 and input shaft 21 is carried out
Axially overall positioning；Load onto the 6th deep groove ball bearing 66 in input shaft 21 right-hand member again and third gear circle 67 carries out axially position；And
And have internal spline to couple with the spline on hydrostatic pump 9 in axle sleeve 62 thus providing power for hydrostatic pump 9.Its middle (center) bearing adopts
Conventional slight interference cooperation, not higher than 100 DEG C of heating-up temperature when being socketed using hot cover process.
As shown in figure 4, jackshaft composition 4 is included jackshaft 41 and being arranged on and is mutually nibbled with first gear 27 on jackshaft 41
The second gear 45 closed, and the 3rd gear 47 being meshed with the 5th gear 65.Wherein, second gear 45 and the 3rd gear 47
Between be provided with distance collar 46, second gear 45 is provided with the 3rd deep groove ball bearing 43, the 3rd deep-groove ball away from the side of distance collar 46
Bearing 43 is provided with the clutch shaft bearing lid of the side being fixed on lower box 3.3rd gear 47 is provided with away from the side of distance collar 46
First cylinder roller bearing 48, jackshaft 41 is fixed on the opposite side of lower box 3 by the first cylinder roller bearing 48.And,
3rd deep groove ball bearing 43 is fixed on one end of jackshaft 41 by the first check ring 431, and the first cylinder roller bearing 48 leads to
Cross the other end that the first gland 481 is fixed on jackshaft 41；Jackshaft 41 be respectively provided on two sides with one for by jackshaft group
4 are become to be fixed on the second end cap 42 and the 3rd end cap 49 in lower box 3；
During installation, due to not being the structure using flask joint, first lower box 3 can only be put upside down, make lower box 3 two bearings hole become perpendicular
Straight placement from bottom to top puts into the 3rd gear 47, distance collar 46 and second gear 45 successively, places into jackshaft 41 and by flower
Key is coordinated, gap in 0.02-0.05mm, can ensure that gear-driven accuracy；Then reinstall clutch shaft bearing lid,
Three deep groove ball bearings 43, make the 3rd deep groove ball bearing 43 lean against on jackshaft 41 step, are then positioned with the first check ring 431
Prevent the 3rd deep groove ball bearing 43 from moving axially, be loaded on the second end cap 42 and carry out axial restraint；After completing aforesaid operations, under inciting somebody to action
Casing 3 is set level, then loads onto the first cylinder roller bearing 48 in right-hand member, then by the first gland 481 by the first cylinder roller bearing
48 compressions, prevent the axial float of the 3rd gear 47, outer end is loaded on the 3rd end cap 49 and carries out axially position for 41 groups to jackshaft.
Its middle (center) bearing is using conventional slight interference cooperation, not higher than 100 DEG C of heating-up temperature when being socketed using hot cover process.
As shown in figure 5, output shaft composition 5 includes output shaft 51, output shaft 51 is provided with and is meshed with second gear 45
4th gear 54.Wherein, output shaft 51 is provided with one end of the 4th gear 54 and is fixed on down by the second cylinder roller bearing 53
The side of casing 3, the other end of output shaft 51 extends inner casing in vitro, and it is deep that output shaft 51 and lower box 3 junction are provided with the 4th
Ditch ball bearing 55, the 4th deep groove ball bearing 55 is connected with lower box 3 by second bearing lid 56.And, output shaft 51 extends
One end in lower box 3 is provided with second flange 58, and second flange 58 is fixed on output shaft 51 by the second gland 59.Additionally,
Second cylinder roller bearing 53 is fixed on one end of output shaft 51 by second spring back-up ring 531, and solid by the 4th end cap 52
It is scheduled in lower box 3, the 4th deep groove ball bearing 55 is fixed in lower box 3 by the 5th end cap 57.
In the same manner, due to not being the structure using flask joint during installation, first lower box 3 can only be put upside down, make 3 liang of axles of lower box
Bearing bore becomes vertically places, and puts into the 4th gear 54, then output shaft 51 is passed through the 4th gear 54, so that the 4th gear 54 right-hand member is leaned against
On step；Wherein, the 4th gear 54 is coordinated with output shaft 51 by spline, gap in 0.02-0.05mm, to guarantee gear
The accuracy of transmission；Then load the second cylinder roller bearing 53 in upper end and so that it is leaned against on the left side of the 4th gear 54,
Then second spring back-up ring 531 is carried out axial restraint to the second cylinder roller bearing 53；After completing aforesaid operations, by lower box
3 set level, then load onto the 4th deep groove ball bearing 55 in right-hand member, and second bearing lid 56, the 4th end cap 52 carry out axial restraint；Again defeated
Second oil sealing, the second cover plate composition sealing structure are loaded onto on shaft 51, in case leak-stopping is oily.Finally second flange 58 is arranged on defeated
On shaft, and compressed by the second gland 59.Second flange 58 and output shaft 51 adopt 1：50 taper fit, the magnitude of interference is 0.1-
0.12mm, outer cone surface hardness 45～55HRC, DS=1-2mm, male cone (strobilus masculinus) is not less than 85% with the contact area of inner conical surface, dismounting oil
Pressure P≤147.3MPa, using conventional slight interference cooperation, when being socketed using hot cover process, heating-up temperature is not higher than its middle (center) bearing
100℃.
As shown in fig. 7, the bottom of lower box 3 is provided with the magnetic for adsorbing the irony impurity in the lubricating oil in lower box 3
Steel composition 7；Wherein, magnet steel composition 7 includes locating rod 71, and one end of locating rod 71 is fixed on the bottom of lower box 3 by plug screw 72
Portion, the other end extends in lower box 3, and one end that locating rod 71 extends in lower box 3 is fixed with magnet steel 73.Magnet steel 73 can
To adsorb to the irony impurity producing in course of work raising middle flask body, to purify lubricating oil.
As shown in figure 8, be additionally provided with above-mentioned lower box 3 forming for the oil measurement rod measuring the lubricants capacity in lower box 3
8；Oil measurement rod composition 8 includes measurement bar 81, and one end of measurement bar 81 is fixed on lower box 3 by securing member, and the other end extends
Enter in lower box 3, measurement bar 81 is provided with marking line 83.Lubricants capacity in lower box 3 can be examined in use
Survey, so that the lubricating oil in lower box 3 is in all the time between two marking lines 83 in measurement bar 81.
Additionally, the upper box 1 in the application is made with grey cast-iron HT200 (S1) using common engineering, its manufacturing process
Process is：Get the raw materials ready, cast, crash handling, blasting treatment, immersion oil test, line examine material, roughing and finish faying face, knot
The boring of conjunction face and lower box 3 composition bolt-connection fastening, with the taper pin-hole and squeeze into setting circle taper pin and lower box 3 forms of drilling and reaming
Roughing and fine machining dead eye, end face, make pairing mark, processing other surfaces, hole etc. after dismounting, deburring after completion, clean, do
Inner chamber paint, inspection warehouse-in and lower box 3 composition assembling.
Lower box 3 is made with grey cast-iron HT200 (S1) using common engineering, and its process for making is：Get the raw materials ready, cast
Make, crash handling, blasting treatment, immersion oil test, line examine material, roughing and finishing faying face, faying face hole and top box
Body 1 composition bolt-connection fastening, with drill and ream taper pin-hole and squeeze into setting circle taper pin and upper box 1 composition Roughing and fine machining bearing
Hole, end face, make pairing mark, processing other surfaces, hole etc. after dismounting, deburring after completion, clean, make inner chamber paint, check
Warehouse-in and upper box 1 composition assembling.
The performance test of diesel-electric locomotive accessory drive system gear-box provided by the present invention is as follows：
（1）No-load test：According to gear-box dry run in the case of the requirement input different rotating speeds of testing gear case outline, each
Rotating speed shelves should be carried out clockwise and anticlockwise respectively, should no abnormal conditions such as abnormal sound, oil leak in process of the test.
（2）Temperature rise is tested：The no abnormal fever phenomenon of casing, bearing block outer surface.Lubrication fully, after equalized temperature
Bearing and axle gear box entirety temperature rise are less than 45 DEG C.
（3）Noise testing：In operating, each axle rotates flexibly, no impact abnormal sound and stuck phenomenon, smooth running, normal, survey
Examination noise figure answers≤85dB.
Claims (9)
1. a kind of diesel-electric locomotive accessory drive gear-box is it is characterised in that include upper box and lower box；Described top box
It is provided with the input shaft composition being coaxially disposed and hydrostatic pump shaft composition in vivo, described input shaft composition and hydrostatic pump shaft form it
Between be provided with spacer；It is provided with jackshaft composition and output shaft composition, described output shaft composition and described jackshaft in described nowel body
Composition is arranged side by side；
Described input shaft composition includes input shaft, and is arranged on the first gear on described input shaft；The one of described input shaft
End is fixed in top box body by the first deep groove ball bearing, and the other end extends described top box in vitro, and the institute of described input shaft
State the side that the other end is fixed on upper box by the second deep groove ball bearing；
Described hydrostatic pump shaft composition includes hydrostatic pump shaft, is arranged on the axle sleeve on hydrostatic pump shaft, and is arranged on described
The 5th gear on axle sleeve；Described hydrostatic pump shaft is by being arranged on the 3rd cylinder roller bearing of the both sides of described 5th gear
It is fixed in top box body with the second deep groove ball bearing；
Described jackshaft composition is included jackshaft and is arranged on the second gear be meshed with described first gear on jackshaft,
And the 3rd gear being meshed with described 5th gear；It is provided with distance collar between described second gear and the 3rd gear, described
Second gear is provided with the 3rd deep groove ball bearing away from the side of distance collar, described 3rd deep groove ball bearing be provided be fixed on described
The clutch shaft bearing lid of the side of lower box；Described 3rd gear is provided with the first cylinder roller bearing away from the side of distance collar, institute
State the opposite side that jackshaft is fixed on lower box by the first cylinder roller bearing；
Described output shaft composition includes output shaft, and described output shaft is provided with the 4th gear being meshed with described second gear；
One end that described output shaft is provided with the 4th gear is fixed on the side of lower box by the second cylinder roller bearing, output shaft
The other end extends described inner casing in vitro, and output shaft and lower box junction are provided with the 4th deep groove ball bearing, described 4th zanjon
Ball bearing is connected with lower box by second bearing lid.
2. diesel-electric locomotive accessory drive gear-box according to claim 1 is it is characterised in that in described nowel body
It is provided with and form for the oil measurement rod measuring the lubricants capacity in nowel body；Described oil measurement rod composition includes measurement bar, measurement bar
One end is fixed on lower box by securing member, and the other end extends in nowel body, and described measurement bar is provided with marking line.
3. diesel-electric locomotive accessory drive gear-box according to claim 1 is it is characterised in that described lower box
Bottom is provided with and forms for the magnet steel adsorbing the irony impurity in the lubricating oil in nowel body, and described magnet steel composition includes positioning
Bar, one end of described locating rod is fixed on the bottom of lower box by plug screw, and the other end extends in described nowel body, and described
One end that locating rod extends in nowel body is fixed with magnet steel.
4. diesel-electric locomotive accessory drive gear-box according to claim 1 is it is characterised in that described first zanjon
Ball bearing is fixed in described top box body by the first end cap, is provided with the first oil sealing between the first end cap and input shaft, and described
One oil sealing is fixed in described first end cap by the first cover plate；It is provided between described second deep groove ball bearing and described spacer
One back-up ring.
5. diesel-electric locomotive accessory drive gear-box according to claim 1 is it is characterised in that described 3rd cylinder
It is provided with the second back-up ring between roller bearing and described spacer；It is provided with third gear between described 6th deep groove ball bearing and hydrostatic pump
Circle.
6. diesel-electric locomotive accessory drive gear-box according to claim 1 is it is characterised in that described 3rd zanjon
Ball bearing is fixed on one end of jackshaft by the first check ring, and described first cylinder roller bearing is fixed by the first gland
The other end in jackshaft；Described jackshaft be respectively provided on two sides with one for by described jackshaft composition be fixed on lower box
The second interior end cap and the 3rd end cap.
7. diesel-electric locomotive accessory drive gear-box according to claim 1 is it is characterised in that described second cylinder
Roller bearing is fixed on one end of output shaft by second spring back-up ring, and is fixed in nowel body by the 4th end cap, described
4th deep groove ball bearing is fixed in nowel body by the 5th end cap.
8. diesel-electric locomotive accessory drive gear-box according to claim 1 is it is characterised in that described input shaft prolongs
The one end stretched out in described top box body is provided with first flange, and described first flange is fixed on described input shaft by first baffle
On.
9. diesel-electric locomotive accessory drive gear-box according to claim 1 is it is characterised in that described output shaft prolongs
The one end stretched out in described nowel body is provided with second flange, and described second flange is fixed on described output shaft by the second gland
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610851127.3A CN106402344A (en) | 2016-09-27 | 2016-09-27 | Auxiliary transmission gear case of diesel-electric locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610851127.3A CN106402344A (en) | 2016-09-27 | 2016-09-27 | Auxiliary transmission gear case of diesel-electric locomotive |
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| CN107917180A (en) * | 2017-11-21 | 2018-04-17 | 资阳中车传动有限公司 | A kind of transmission case for diesel locomotive |
| CN108105366A (en) * | 2017-12-25 | 2018-06-01 | 杭州前进齿轮箱集团股份有限公司 | A kind of gearbox applied to high speed wheel type excavator |
| CN109058436A (en) * | 2018-10-22 | 2018-12-21 | 资阳中工机车传动有限公司 | Mining gear-box |
| CN109990070A (en) * | 2017-12-29 | 2019-07-09 | 中车戚墅堰机车车辆工艺研究所有限公司 | Gear-box and transmission device with it |
| CN111043288A (en) * | 2019-12-31 | 2020-04-21 | 恒安(中国)纸业有限公司 | Speed reducer output shaft sealing gland and sealing process thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107917180A (en) * | 2017-11-21 | 2018-04-17 | 资阳中车传动有限公司 | A kind of transmission case for diesel locomotive |
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| CN109990070A (en) * | 2017-12-29 | 2019-07-09 | 中车戚墅堰机车车辆工艺研究所有限公司 | Gear-box and transmission device with it |
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| CN111043288A (en) * | 2019-12-31 | 2020-04-21 | 恒安(中国)纸业有限公司 | Speed reducer output shaft sealing gland and sealing process thereof |
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Effective date of registration: 20180214 Address after: 213011 Wuyi Road, Qishuyan District, Jiangsu, China, No. 258, No. Applicant after: CRRC QISHUYAN INSTITUTE CO., LTD. Address before: 641303 Ziyang City, Yanjiang Province Linjiang Town, the town of Spring Street, No. 68, attached to No. 1, No. Applicant before: CRRC ZIYANG TRANSMISSION CO., LTD. |
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Effective date of registration: 20181101 Address after: 641302 No. 68, No. 1, Qingquan Pu street, Linjiang Town, Yanjiang District, Ziyang, Sichuan. Applicant after: Ziyang Zhong Gong locomotive transmission Co., Ltd. Address before: 213011 258 Wuyi Road, Qishuyan District, Changzhou, Jiangsu Applicant before: CRRC QISHUYAN INSTITUTE CO., LTD. |
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