CN106015523B - A kind of direct gear gear mechanism - Google Patents
A kind of direct gear gear mechanism Download PDFInfo
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- CN106015523B CN106015523B CN201610514435.7A CN201610514435A CN106015523B CN 106015523 B CN106015523 B CN 106015523B CN 201610514435 A CN201610514435 A CN 201610514435A CN 106015523 B CN106015523 B CN 106015523B
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- input shaft
- bearing
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- hole
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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
- F16H57/0018—Shaft assemblies for gearings
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/36—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers
- F16C19/364—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C3/00—Shafts; Axles; Cranks; Eccentrics
- F16C3/02—Shafts; Axles
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2361/00—Apparatus or articles in engineering in general
- F16C2361/61—Toothed gear systems, e.g. support of pinion shafts
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- General Details Of Gearings (AREA)
- Retarders (AREA)
Abstract
A kind of direct gear gear mechanism, including input shaft, direct gear gear, bearing of input shaft, the direct gear geared sleeve is arranged on the left part of input shaft, the bearing of input shaft is sheathed on input shaft, and bearing of input shaft is located at the right side of direct gear gear, the left end end of the input shaft offers mounting hole, and the left end of mounting hole is extended on the left side of input shaft, the right end of mounting hole is extended in the left part of input shaft, and front bearing, output shaft is provided with mounting hole；In the mechanism operational process, whole mechanism directly produces movement effects by bearing of input shaft and front bearing, output shaft.Not only installation difficulty is low by the design, but also reliability is high.
Description
Technical field
The invention belongs to automotive field, more particularly to a kind of direct gear gear mechanism, mitigation installation difficulty is primarily adapted for use in, is carried
The unfailing performance that height uses.
Background technology
In existing direct gear gear mechanism, inner ring gear is provided with two rows of needle bearings, and wherein needle roller amounts to 40, together
When, a baffle ring is processed in inner ring gear outer for positioning needle bearing, in the mechanism, gear can be produced with input shaft
Relative motion.In actual use, unavoidably to occur since there are gap, gear between needle bearing and inner ring gear
Certain play, so just it cannot be guaranteed that gear keeps concentricity relation with input shaft；Simultaneously as there is gear in inner ring gear outer
Circle, gear overall processing difficulty significantly increase.In addition, increasing needle bearing in inner ring gear, needle roller axis just must take into account
The lubrication circumstances held, if lubrication is uneven, may cause needle bearing to damage, so as to cause gear mechanism to fail.
Chinese patent Authorization Notice No. is CN203082178U, and authorized announcement date is the utility model on July 24th, 2013
Disclose a kind of lash adjusting device of new work transmission input shaft, including input axle assembly, bearing, gear, inner ring gear with
Needle bearing is provided between input axle assembly, the position being located in input axle assembly on the left of gear is arranged with bearing.Although should
Utility model can improve assembly precision, but it still has following defect：The utility model is to make gear and input axle assembly
Relative motion is produced, needle bearing is set between inner ring gear and input axle assembly, adds installation difficulty, in addition, the reality
It is poor with new middle needle bearing lubrication circumstances so that mechanism reliability is low.
The content of the invention
The purpose of the present invention is overcoming the defects of installation difficulty existing in the prior art is high, reliability is low and problem, carry
For the direct gear gear mechanism that a kind of installation difficulty is low, reliability is high.
In order to achieve the above object, the technical solution of the present invention is：A kind of direct gear gear mechanism, including input shaft,
Direct gear gear, bearing of input shaft, the direct gear geared sleeve are arranged on the left part of input shaft, and the bearing of input shaft is sheathed on defeated
Enter on axis, and bearing of input shaft is located at the right side of direct gear gear, the left end end of the input shaft offers mounting hole, installation
The left end in hole is extended on the left side of input shaft, and the right end of mounting hole is extended in the left part of input shaft, is set in mounting hole
There is front bearing, output shaft.
The front bearing, output shaft include fore bearing inner ring, front axle bearing roller, front axle bearing outer-ring, the fore bearing inner ring with
Fore bearing retainer is provided between front axle bearing outer-ring, No. two path side ring portions of fore bearing retainer are located at fore bearing inner ring
The left side of right side, is provided with the fore bearing pocket hole that cooperation is inlayed with front axle bearing roller, the fore bearing on fore bearing retainer
The one side of roller is in contact with the outer circumferential surface of fore bearing inner ring, the another side of front axle bearing roller and the inner circumferential of front axle bearing outer-ring
Face is in contact, and the outer circumferential surface of the front axle bearing outer-ring is in contact with the inner peripheral surface of mounting hole.
The cross central line of the mounting hole and the cross central line of input shaft are coaxial, and mounting hole is included from left to right successively
No.1 mounting hole, No. two mounting holes, No. three mounting holes that setting and diameter are sequentially reduced, the left end extension of the No.1 mounting hole
To the left side of input shaft, the right end of No.1 mounting hole is communicated with the left end of No. two mounting holes, the right end of No. two mounting holes with
The left end of No. three mounting holes communicates, and the right ends of No. three mounting holes extends to the left inside portion of input shaft, the No.1 mounting hole, No. two
Mounting hole is cylindrical hole, and the inner peripheral surface of No. two mounting holes is in contact with the outer circumferential surface of front axle bearing outer-ring, described No. three
Mounting hole is round taper hole.
The input shaft includes from left to right being sequentially connected and No.1 input shaft that overall diameter is sequentially reduced, No. two inputs
Axis, No. three input shafts, No. four input shafts, No. five input shafts, No. six input shafts, the No.1 input shaft include the first input shaft with
Second input shaft, the overall diameter of first input shaft are more than the overall diameter of the second input shaft, the left side of the second input shaft with
The right side of first input shaft is connected, and the right side of the second input shaft is connected with the left side of No. two input shafts.
The left end of the No.1 input shaft is provided with ring flange, the cross central line of ring flange and the transverse center of input shaft
Line is coaxial, and the centre bore of ring flange is communicated with mounting hole, and the right side of ring flange is connected with the left side of the first input shaft.
No. two input shafts, No. three input shafts, No. four input shafts are internally provided with stepped hole, in the transverse direction of stepped hole
Heart line and the cross central line of input shaft are coaxial, and stepped hole includes No.1 hole and No. two holes, and the diameter in the No.1 hole is more than two
The diameter in number hole, the left end in No.1 hole are extended in the right part of No. two input shafts, the right end in No.1 hole and the left end phase in No. two holes
Logical, the left end in No. two holes is extended in the right part of No. three input shafts, and the right end in No. two holes is extended in the right part of No. four input shafts,
Annular groove is provided with the outer circumferential surface of No. three input shaft right parts, the side of No. four input shafts is provided with oilhole, oil
Kong Yusi input shafts are mutually perpendicular to, and oilhole is communicated with No. two holes.
The direct gear gear includes gear, and No.1 gear inner peripheral surface and two are provided with the middle part of the gear
Number gear inner peripheral surface, the No.1 gear inner peripheral surface are connected with the outer circumferential surface of No. two input shafts, No. two gear inner circumferentials with
The outer circumferential surface of second input shaft is connected.
The bearing of input shaft includes bearing of input shaft inner ring, roller, bearing of input shaft outer ring, in the bearing of input shaft
Retainer is provided between circle and bearing of input shaft outer ring, the No.1 path side ring portion of retainer is located at bearing of input shaft inner ring
Right side, the pocket hole that cooperation is inlayed with roller, one side and the bearing of input shaft inner ring of the roller are provided with retainer
Outer circumferential surface is in contact, and the another side of roller is in contact with the inner peripheral surface of bearing of input shaft outer ring, the bearing of input shaft inner ring
Inner peripheral surface be in contact with the outer circumferential surface of No. three input shafts.
The bearing of input shaft and front bearing, output shaft are taper roll bearing.
Compared with prior art, beneficial effects of the present invention are：
1st, due in a kind of direct gear gear mechanism of the present invention direct gear geared sleeve be arranged on the left part of input shaft, input shaft axis
Bearing sleeve is arranged on input shaft, and bearing of input shaft is located at the right side of direct gear gear, and the left end end ecto-entad of input shaft is opened
Equipped with mounting hole, front bearing, output shaft is provided with mounting hole, not only installation difficulty is low for such design, but also the mechanism is run
During, whole mechanism directly produces movement effects by bearing of input shaft and front bearing, output shaft, is effectively improved mechanism
Unfailing performance.Therefore, not only installation difficulty is low by the present invention, but also reliability is high.
2nd, due in a kind of direct gear gear mechanism of the present invention direct gear direct geared positioning be fitted on input shaft, input
Axle bearing is sheathed on input shaft, and front bearing, output shaft is in mounting hole, and such design is not only so that whole mechanism element
Quantity is few, and installation procedure is simple, and reduces the play of direct gear gear.Therefore, not only number of parts is few, installation by the present invention
Process is simple, and reduces the play of direct gear gear.
3rd, due to the cross central line of mounting hole and the transverse center of input shaft in a kind of direct gear gear mechanism of the present invention
Line is coaxial, and mounting hole includes the No.1 mounting hole, No. two mounting holes, No. three peaces from left to right set gradually and diameter is sequentially reduced
Hole is filled, the structure of mounting hole so designed is simple, simple processing；Input shaft include from left to right be sequentially connected and overall diameter successively
The No.1 input shaft of reduction, No. two input shafts, No. three input shafts, No. four input shafts, No. five input shafts, No. six input shafts, No. two
The outer circumferential surface of input shaft is connected with No.1 gear inner peripheral surface, and No.1 input shaft is connected with the outer circumferential surface of No. two gear inner circumferentials,
The structure of such design not only input shaft is simple, simple processing, and the structure of direct gear gear is also simple, and processing is also simple
Just.Therefore, the configuration of the present invention is simple, simple processing.
4th, it is recessed due to being provided with annular on the outer circumferential surface of No. three input shaft right parts in a kind of direct gear gear mechanism of the present invention
Groove, No. two input shafts, No. three input shafts, No. four input shafts are internally provided with stepped hole, and the side of No. four input shafts is provided with
Oilhole, oilhole are communicated with stepped hole, so that in whole mechanism operational process, lubrication circumstances are preferable for such design.Therefore, this hair
Bright high lubricating effect.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention.
Fig. 2 is the structure diagram of input shaft in Fig. 1.
Fig. 3 is the structure diagram of direct gear gear in Fig. 1.
Fig. 4 is the structure diagram of bearing of input shaft in Fig. 1.
Fig. 5 is the structure diagram of front bearing, output shaft in Fig. 1.
In figure：112, No. two input shaft 1, No.1 input shaft 11, the first input shaft 111, the second input shaft input shafts 12, three
In number input shaft 13, four input shaft 14, five input shaft 15, No. six input shafts 16, ring flange 17, annular groove 18, transverse directions
It is heart line 19, oilhole 110, direct gear gear 2, gear 21,211, No. two gear inner peripheral surfaces 212 of No.1 gear inner peripheral surface, defeated
Enter axle bearing 3, bearing of input shaft inner ring 31, roller 32, bearing of input shaft outer ring 33, retainer 34, No.1 path side ring portion
341st, mounting hole 4, No.1 mounting hole 41, two mounting hole 42, three mounting hole 43, front bearing, output shaft 5, fore bearing inner ring
51st, front axle bearing roller 52, front axle bearing outer-ring 53, fore bearing retainer 54, No. two path side ring portions 541, stepped hole 6, No.1s
The hole 62 of hole 61, two.
Embodiment
Below in conjunction with brief description of the drawings, the present invention is described in further detail with embodiment.
Referring to Fig. 1 to Fig. 5, a kind of direct gear gear mechanism, including input shaft 1, direct gear gear 2, bearing of input shaft 3,
The direct gear gear 2 is sheathed on the left part of input shaft 1, and the bearing of input shaft 3 is sheathed on input shaft 1, and input shaft axis
3 right sides for being located at direct gear gear 2 are held, the left end end of the input shaft 1 offers mounting hole 4, the left end extension of mounting hole 4
To the left side of input shaft 1, the right end of mounting hole 4 is extended in the left part of input shaft 1, and output shaft is provided with mounting hole 4
Fore bearing 5.
The front bearing, output shaft 5 includes fore bearing inner ring 51, front axle bearing roller 52, front axle bearing outer-ring 53, the front axle
Hold and fore bearing retainer 54 is provided between inner ring 51 and front axle bearing outer-ring 53, No. two path side rings of fore bearing retainer 54
Portion 541 is located at the left side of 51 right side of fore bearing inner ring, is provided with to inlay with front axle bearing roller 52 on fore bearing retainer 54 and matches somebody with somebody
The fore bearing pocket hole of conjunction, the one side of the front axle bearing roller 52 are in contact with the outer circumferential surface of fore bearing inner ring 51, fore bearing rolling
The another side of son 52 is in contact with the inner peripheral surface of front axle bearing outer-ring 53, outer circumferential surface and the mounting hole 4 of the front axle bearing outer-ring 53
Inner peripheral surface be in contact.
The cross central line of the mounting hole 4 and the cross central line 19 of input shaft 1 are coaxial, mounting hole 4 include from a left side to
The mounting hole 43 of mounting hole 42, three of the No.1 mounting hole that the right side is set gradually and diameter is sequentially reduced 41, two, the No.1 installation
The left end in hole 41 is extended on the left side of input shaft 1, and the right end of No.1 mounting hole 41 is communicated with the left end of No. two mounting holes 42,
The right end of No. two mounting holes 42 is communicated with the left end of No. three mounting holes 43, and the right end of No. three mounting holes 43 extends to input shaft 1
Left inside portion, described 41, No. two mounting holes 42 of No.1 mounting hole are cylindrical hole, and the inner peripheral surface of No. two mounting holes 42 is with before
The outer circumferential surface of bearing outer ring 53 is in contact, and No. three mounting holes 43 are round taper hole.
The No.1 input shaft 11, two that the input shaft 1 includes from left to right being sequentially connected and overall diameter is sequentially reduced is defeated
Enter the input shaft 16 of input shaft 15, six of input shaft 14, five of input shaft 13, four of axis 12, three, the No.1 input shaft 11 wraps
The first input shaft 111 and the second input shaft 112 are included, the overall diameter of first input shaft 111 is more than the outer of the second input shaft 112
Diameter, the left side of the second input shaft 112 are connected with the right side of the first input shaft 111, the right side of the second input shaft 112
It is connected with the left side of No. two input shafts 12.
The left end of the No.1 input shaft 11 is provided with ring flange 17, cross central line and the input shaft 1 of ring flange 17
Cross central line 19 is coaxial, and the centre bore of ring flange 17 is communicated with mounting hole 4, the right side of ring flange 17 and the first input shaft
111 left side is connected.
The input shaft 13, four of No. two input shafts 12, three input shaft 14 is internally provided with stepped hole 6, stepped hole 6
Cross central line and input shaft 1 cross central line 19 it is coaxial, stepped hole 6 includes No.1 hole 61 and No. two holes 62, described one
The diameter in number hole 61 is more than the diameter in No. two holes 62, and the left end in No.1 hole 61 is extended in the right part of No. two input shafts 12, No.1
The right end in hole 61 is communicated with the left end in No. two holes 62, and the left end in No. two holes 62 is extended in the right part of No. three input shafts 13, No. two
The right end in hole 62 is extended in the right part of No. four input shafts 14, and annular is provided with the outer circumferential surface of 13 right part of No. three input shafts
Groove 18, the side of No. four input shafts 14 are provided with oilhole 110, and oilhole 110 is mutually perpendicular to No. four input shafts 14, oilhole
110 communicate with No. two holes 62.
The direct gear gear 2 includes gear 21, and the middle part of the gear 21 is provided with No.1 gear inner circumferential
Face 211 and No. two gear inner peripheral surfaces 212, the No.1 gear inner peripheral surface 211 are connected with the outer circumferential surface of No. two input shafts 12, institute
The outer circumferential surface that No. two gear inner circumferentials 212 are stated with the second input shaft 112 is connected.
The bearing of input shaft 3 includes bearing of input shaft inner ring 31, roller 32, bearing of input shaft outer ring 33, the input
Retainer 34, the No.1 path side ring portion of retainer 34 are provided between axle bearing inner ring 31 and bearing of input shaft outer ring 33
341 are located at the right side of bearing of input shaft inner ring 31, and the pocket hole that cooperation is inlayed with roller 32, the roller are provided with retainer 34
32 one side is in contact with the outer circumferential surface of bearing of input shaft inner ring 31, another side and the bearing of input shaft outer ring 33 of roller 32
Inner peripheral surface be in contact, the inner peripheral surface of the bearing of input shaft inner ring 31 is in contact with the outer circumferential surface of No. three input shafts 13.
The bearing of input shaft 3 and front bearing, output shaft 5 are taper roll bearing.
The principle of the present invention is described as follows：
1st, it is left and right as shown in Figure 1, but it is to be appreciated that these orientation arts described in the design description referring to Fig. 1
Language is the locations of structures relation that description the design is for only for ease of based on position relation shown in the drawings, rather than instruction or
Imply that signified device or component there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that
Limitation to the design.
2nd, referring to Fig. 1 to Fig. 5, compared with existing gear mechanism, the design eliminates the needle bearing of inner ring gear, at the same time
Directly eliminate the baffle ring of inner ring gear outer；In a kind of installation process of direct gear gear mechanism of the design, by direct gear
The directly positioning of gear 2 is fitted on input shaft 1, be ensure that the concentricity relation of direct gear gear 2 and input shaft 1, is effectively avoided
The play that is produced by inner ring gear needle roller.Again due to eliminating needle bearing, input shaft 1 is not present with direct gear gear 2
Relative motion, while lubrication procedure is reduced, also eliminates the processing of fuel feed hole on input shaft 1, reduces processing program.Directly
Connect the gear positioning of gear 2 to be fitted on input shaft 1, whole mechanism directly produces fortune by bearing of input shaft 3 and front bearing, output shaft 5
Dynamic effect, on the premise of mechanism is not influenced completely using characteristic, is effectively improved the unfailing performance that mechanism uses.
3rd, the retainer 34 includes major diameter side ring portion, path side ring portion, major diameter side with fore bearing retainer 54
Multiple pillars are provided between annular portion and path side ring portion, one end of pillar is connected with major diameter side ring portion, pillar
The other end is connected with path side ring portion, and two neighboring pillar forms pocket hole, pocket with major diameter side ring portion, path side ring portion
Cooperation is inlayed with roller in hole.When the front bearing, output shaft 5 works, ring flange 17 can prevent front bearing, output shaft 5 from producing to the left
Raw displacement, sets snap ring to be used to prevent bearing of input shaft 3 from producing to the right when the bearing of input shaft 3 works, in annular groove 18
Displacement, so as to improve the unfailing performance that front bearing, output shaft 5 and bearing of input shaft 3 work.
Embodiment 1：
Referring to Fig. 1 to Fig. 5, a kind of direct gear gear mechanism, including input shaft 1, direct gear gear 2, bearing of input shaft 3,
The direct gear gear 2 is sheathed on the left part of input shaft 1, and the bearing of input shaft 3 is sheathed on input shaft 1, and input shaft axis
3 right sides for being located at direct gear gear 2 are held, the left end end of the input shaft 1 offers mounting hole 4, the left end extension of mounting hole 4
To the left side of input shaft 1, the right end of mounting hole 4 is extended in the left part of input shaft 1, and output shaft is provided with mounting hole 4
Fore bearing 5.
Embodiment 2：
With embodiment 1, difference is substance：
Referring to Fig. 1 to Fig. 5, the front bearing, output shaft 5 is taper roll bearing, and front bearing, output shaft 5 includes fore bearing
Inner ring 51, front axle bearing roller 52, front axle bearing outer-ring 53, front axle is provided between the fore bearing inner ring 51 and front axle bearing outer-ring 53
Retainer 54 is held, No. two path side ring portions 541 of fore bearing retainer 54 are located at the left side of 51 right side of fore bearing inner ring, preceding
The fore bearing pocket hole that cooperation is inlayed with front axle bearing roller 52, the side of the front axle bearing roller 52 are provided with retainer 54
Face is in contact with the outer circumferential surface of fore bearing inner ring 51, the another side of front axle bearing roller 52 and the inner peripheral surface phase of front axle bearing outer-ring 53
Contact, the outer circumferential surface of the front axle bearing outer-ring 53 are in contact with the inner peripheral surface of mounting hole 4；The cross central line of the mounting hole 4
No.1 peace coaxial with the cross central line 19 of input shaft 1, that mounting hole 4 includes from left to right setting gradually and diameter is sequentially reduced
42, No. three mounting holes 43 of mounting hole of hole 41, two are filled, the left end of the No.1 mounting hole 41 extends to the left side of input shaft 1
On, the right end of No.1 mounting hole 41 is communicated with the left end of No. two mounting holes 42, the right end and No. three mounting holes of No. two mounting holes 42
43 left end communicates, and the right end of No. three mounting holes 43 extends to the left inside portion of input shaft 1, described 41, No. two peaces of No.1 mounting hole
It is cylindrical hole to fill hole 42, and the inner peripheral surface of No. two mounting holes 42 is in contact with the outer circumferential surface of front axle bearing outer-ring 53, described
No. three mounting holes 43 are round taper hole.
Embodiment 3：
With embodiment 1, difference is substance：
Referring to Fig. 1 to Fig. 5, the No.1 that the input shaft 1 includes from left to right being sequentially connected and overall diameter is sequentially reduced is defeated
Enter 15, No. six input shafts 16 of input shaft of input shaft 14, five of input shaft 13, four of input shaft 12, three of axis 11, two, it is described
No.1 input shaft 11 includes the first input shaft 111 and the second input shaft 112, and the overall diameter of first input shaft 111 is more than the
The overall diameter of two input shafts 112, the left side of the second input shaft 112 are connected with the right side of the first input shaft 111, and second is defeated
The right side for entering axis 112 is connected with the left side of No. two input shafts 12；The left end of the No.1 input shaft 11 is provided with flange
Disk 17, the cross central line of ring flange 17 and the cross central line 19 of input shaft 1 are coaxial, the centre bore and mounting hole of ring flange 17
4 communicate, and the right side of ring flange 17 is connected with the left side of the first input shaft 111；Described 12, No. three inputs of No. two input shafts
13, No. four input shafts 14 of axis are internally provided with stepped hole 6, the cross central line of stepped hole 6 and the cross central line of input shaft 1
19 is coaxial, and stepped hole 6 includes No.1 hole 61 and No. two holes 62, the diameter in the No.1 hole 61 more than No. two holes 62 diameter, one
The left end in number hole 61 is extended in the right part of No. two input shafts 12, and the right end in No.1 hole 61 is communicated with the left end in No. two holes 62, and two
The left end in number hole 62 is extended in the right part of No. three input shafts 13, and the right end in No. two holes 62 extends to the right part of No. four input shafts 14
It is interior, annular groove 18 is provided with the outer circumferential surface of 13 right part of No. three input shafts, the side of No. four input shafts 14 is set
There is oilhole 110, oilhole 110 is mutually perpendicular to No. four input shafts 14, and oilhole 110 is communicated with No. two holes 62；The direct gear gear 2
Including gear 21, the middle part of the gear 21 is provided with No.1 gear inner peripheral surface 211 and No. two gear inner peripheral surfaces
212, the No.1 gear inner peripheral surface 211 is connected with the outer circumferential surface of No. two input shafts 12, No. two gear inner circumferentials 212 and
The outer circumferential surface of two input shafts 112 is connected；The bearing of input shaft 3 is taper roll bearing, and bearing of input shaft 3 includes input shaft
Bearing inner race 31, roller 32, bearing of input shaft outer ring 33, between the bearing of input shaft inner ring 31 and bearing of input shaft outer ring 33
Retainer 34 is provided with, the No.1 path side ring portion 341 of retainer 34 is located at the right side of bearing of input shaft inner ring 31, retainer
The pocket hole that cooperation is inlayed with roller 32, the one side of the roller 32 and the outer circumferential surface of bearing of input shaft inner ring 31 are provided with 34
It is in contact, the another side of roller 32 is in contact with the inner peripheral surface of bearing of input shaft outer ring 33, the bearing of input shaft inner ring 31
Inner peripheral surface be in contact with the outer circumferential surface of No. three input shafts 13.
Claims (8)
1. a kind of direct gear gear mechanism, including input shaft（1）, direct gear gear（2）, bearing of input shaft（3）, the direct gear
Gear（2）It is sheathed on input shaft（1）Left part, the bearing of input shaft（3）It is sheathed on input shaft（1）On, and bearing of input shaft
（3）Positioned at direct gear gear（2）Right side, it is characterised in that：The input shaft（1）Left end end offer mounting hole（4）,
Mounting hole（4）Left end extend to input shaft（1）Left side on, mounting hole（4）Right end extend to input shaft（1）Left part
It is interior, mounting hole（4）Inside it is provided with front bearing, output shaft（5）；The input shaft（1）Including being from left to right sequentially connected and overall diameter
The No.1 input shaft being sequentially reduced（11）, No. two input shafts（12）, No. three input shafts（13）, No. four input shafts（14）, No. five it is defeated
Enter axis（15）, No. six input shafts（16）, the No.1 input shaft（11）Including the first input shaft（111）With the second input shaft
（112）, first input shaft（111）Overall diameter be more than the second input shaft（112）Overall diameter, the second input shaft（112）
Left side and the first input shaft（111）Right side be connected, the second input shaft（112）Right side and No. two input shafts
（12）Left side be connected.
A kind of 2. direct gear gear mechanism according to claim 1, it is characterised in that：The front bearing, output shaft（5）Bag
Include fore bearing inner ring（51）, front axle bearing roller（52）, front axle bearing outer-ring（53）, the fore bearing inner ring（51）With front axle bearing outer-ring
（53）Between be provided with fore bearing retainer（54）, fore bearing retainer（54）No. two path side ring portions（541）Before being located at
Bearing inner race（51）The left side of right side, fore bearing retainer（54）On be provided with and front axle bearing roller（52）Before inlaying cooperation
Bearing pocket hole, the front axle bearing roller（52）One side and fore bearing inner ring（51）Outer circumferential surface be in contact, front axle bearing roller
（52）Another side and front axle bearing outer-ring（53）Inner peripheral surface be in contact, the front axle bearing outer-ring（53）Outer circumferential surface and installation
Hole（4）Inner peripheral surface be in contact.
A kind of 3. direct gear gear mechanism according to claim 2, it is characterised in that：The mounting hole（4）Transverse direction in
Heart line and input shaft（1）Cross central line（19）Coaxially, mounting hole（4）Including from left to right setting gradually and diameter subtracts successively
Small No.1 mounting hole（41）, No. two mounting holes（42）, No. three mounting holes（43）, the No.1 mounting hole（41）Left end extension
To input shaft（1）Left side on, No.1 mounting hole（41）Right end and No. two mounting holes（42）Left end communicate, No. two installation
Hole（42）Right end and No. three mounting holes（43）Left end communicate, No. three mounting holes（43）Right end extend to input shaft（1）'s
Left inside portion, the No.1 mounting hole（41）, No. two mounting holes（42）It is cylindrical hole, No. two mounting holes（42）Inner circumferential
Face and front axle bearing outer-ring（53）Outer circumferential surface be in contact, No. three mounting holes（43）For round taper hole.
A kind of 4. direct gear gear mechanism according to claim 1, it is characterised in that：The No.1 input shaft（11）A left side
End is provided with ring flange（17）, ring flange（17）Cross central line and input shaft（1）Cross central line（19）Coaxially, flange
Disk（17）Centre bore and mounting hole（4）Communicate, ring flange（17）Right side and the first input shaft（111）Left side be connected
Connect.
A kind of 5. direct gear gear mechanism according to claim 1, it is characterised in that：No. two input shafts（12）, three
Number input shaft（13）, No. four input shafts（14）Be internally provided with stepped hole（6）, stepped hole（6）Cross central line and input
Axis（1）Cross central line（19）Coaxially, stepped hole（6）Including No.1 hole（61）With No. two holes（62）, the No.1 hole（61）
Diameter be more than No. two holes（62）Diameter, No.1 hole（61）Left end extend to No. two input shafts（12）Right part in, No.1
Hole（61）Right end and No. two holes（62）Left end communicate, No. two holes（62）Left end extend to No. three input shafts（13）Right part
It is interior, No. two holes（62）Right end extend to No. four input shafts（14）Right part in, No. three input shafts（13）The periphery of right part
Annular groove is provided with face（18）, No. four input shafts（14）Side be provided with oilhole（110）, oilhole（110）With four
Number input shaft（14）It is mutually perpendicular to, oilhole（110）With No. two holes（62）Communicate.
A kind of 6. direct gear gear mechanism according to claim 1, it is characterised in that：The direct gear gear（2）Including
Gear（21）, the gear（21）Middle part be provided with No.1 gear inner peripheral surface（211）With No. two gear inner peripheral surfaces
（212）, the No.1 gear inner peripheral surface（211）With No. two input shafts（12）Outer circumferential surface be connected, No. two gear inner circumferentials
Face（212）With the second input shaft（112）Outer circumferential surface be connected.
A kind of 7. direct gear gear mechanism according to claim 1, it is characterised in that：The bearing of input shaft（3）Including
Bearing of input shaft inner ring（31）, roller（32）, bearing of input shaft outer ring（33）, the bearing of input shaft inner ring（31）With input shaft
Bearing outer ring（33）Between be provided with retainer（34）, retainer（34）No.1 path side ring portion（341）Positioned at input shaft
Bearing inner race（31）Right side, retainer（34）On be provided with and roller（32）Inlay the pocket hole of cooperation, the roller（32）'s
One side and bearing of input shaft inner ring（31）Outer circumferential surface be in contact, roller（32）Another side and bearing of input shaft outer ring
（33）Inner peripheral surface be in contact, the bearing of input shaft inner ring（31）Inner peripheral surface and No. three input shafts（13）Outer circumferential surface connect
Touch.
A kind of 8. direct gear gear mechanism according to any one in claim 1-7, it is characterised in that：The input shaft
Bearing（3）With front bearing, output shaft（5）It is taper roll bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610514435.7A CN106015523B (en) | 2016-07-01 | 2016-07-01 | A kind of direct gear gear mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610514435.7A CN106015523B (en) | 2016-07-01 | 2016-07-01 | A kind of direct gear gear mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106015523A CN106015523A (en) | 2016-10-12 |
| CN106015523B true CN106015523B (en) | 2018-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610514435.7A Active CN106015523B (en) | 2016-07-01 | 2016-07-01 | A kind of direct gear gear mechanism |
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| Country | Link |
|---|---|
| CN (1) | CN106015523B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5632684A (en) * | 1995-10-24 | 1997-05-27 | Xerox Corporation | Stepped shaft assembly |
| CN202914694U (en) * | 2012-09-20 | 2013-05-01 | 上海索达传动机械有限公司 | Connection structure of input shaft and output shaft of gearbox |
| CN203297314U (en) * | 2013-06-08 | 2013-11-20 | 浙江佳豪精密锻造有限公司 | Automobile transmission input shaft |
| CN205350287U (en) * | 2016-01-31 | 2016-06-29 | 台州金纳车桥有限公司 | Connection structure of front axle gearbox |
| CN205745197U (en) * | 2016-07-01 | 2016-11-30 | 东风商用车有限公司 | One directly keeps off gear mechanism |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6616337B1 (en) * | 2002-02-28 | 2003-09-09 | The Timken Company | Noise-reducing machine component |
-
2016
- 2016-07-01 CN CN201610514435.7A patent/CN106015523B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5632684A (en) * | 1995-10-24 | 1997-05-27 | Xerox Corporation | Stepped shaft assembly |
| CN202914694U (en) * | 2012-09-20 | 2013-05-01 | 上海索达传动机械有限公司 | Connection structure of input shaft and output shaft of gearbox |
| CN203297314U (en) * | 2013-06-08 | 2013-11-20 | 浙江佳豪精密锻造有限公司 | Automobile transmission input shaft |
| CN205350287U (en) * | 2016-01-31 | 2016-06-29 | 台州金纳车桥有限公司 | Connection structure of front axle gearbox |
| CN205745197U (en) * | 2016-07-01 | 2016-11-30 | 东风商用车有限公司 | One directly keeps off gear mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106015523A (en) | 2016-10-12 |
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