CN109296706A - A kind of joint speed reducer - Google Patents
A kind of joint speed reducer Download PDFInfo
- Publication number
- CN109296706A CN109296706A CN201811487290.1A CN201811487290A CN109296706A CN 109296706 A CN109296706 A CN 109296706A CN 201811487290 A CN201811487290 A CN 201811487290A CN 109296706 A CN109296706 A CN 109296706A
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- spring bearing
- input gear
- axle
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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
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/20—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members
- F16H1/22—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
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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
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/08—Profiling
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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
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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
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Transmission (AREA)
Abstract
The invention discloses a kind of joint speed reducers, including cabinet, level-one input gear axle, second level input gear axle, three-level input gear axle and three-level output gear；The three-level output gear can be rotatably set in level-one input gear axle；One end of the level-one input gear axle is rotatably supported at cabinet side by three-level output gear, and the other end is rotatably supported at the cabinet other side；The second level input gear axle and three-level input gear axle are rotatably supported at cabinet two sides respectively.The present invention using fixed shaft gear train structure, ensure that cylinder gear speed reducer high reliablity, transmission efficiency height, stable drive, it is at low cost the advantages that while, also overcome that its transmission ratio is small, bulky disadvantage.
Description
Technical field
The present invention relates to the technical field of transmission device more particularly to a kind of joint speed reducers.
Background technique
Development of the gear reduction unit in China has nearly 40 years history, is widely used in national economy and national defense industry
Every field, gear reduction unit mainly have cylinder gear speed reducer, cone gear reducer and circular cone-cylinder gear speed reducer
Three kinds, wherein cylinder gear speed reducer is a kind of common retarder, is widely used the transmission system in industrial equipment, cylinder
Gear reduction unit not only has many advantages, such as high reliablity, transmission efficiency height, stable drive, at low cost, while also having transmission ratio
Small, the disadvantages of volume is big, and the reason of causing the disadvantage, is that the gear in gear reduction unit is involute gear, involute teeth
Take turns the requirement with minimum number of teeth.
Gear reduction unit transmission ratio is small, bulky disadvantage in order to solve, and microsegment gear is used to replace involute teeth
The method of wheel manufactures new gear retarder, and wherein microsegment gear is a kind of Novel high-performance gear, than common involute teeth
Wheel has higher contact strength and bending strength, has the advantages that transmit steady, with small vibration and low noise, minimum number of teeth is
3, the far smaller than minimum number of teeth of involute gear, the attainable minimum volume of institute are also far smaller than involute gear, and opposite
In involute gear, it has bigger bearing capacity and higher intensity, and microsegment gear technology is subtracted applied to roller gear
In fast device, it can be achieved that the increase of its transmission ratio and the reduction of volume on the basis of ensure that retarder original advantage.
In addition, industrial equipment is no longer being placed in device external towards clean and tidyization, integrative development, such as device line at present,
Then it is arranged in inside equipment in the case where not affecting the normal operation of the equipment.It therefore, need to be device line in product design
Placement design corresponding structure.
Summary of the invention
The main purpose of the present invention is to provide a kind of high reliablity, transmission efficiency height, stable drive, at low cost, transmissions
It solves the above problems than dead axle microsegment gear joint speed reducer big, small in size.
The present invention solves technical problem and adopts the following technical scheme that
A kind of joint speed reducer, including cabinet, level-one input gear axle, second level input gear axle, three-level input gear axle
With three-level output gear；
The three-level output gear can be rotatably set in level-one input gear axle；One end of the level-one input gear axle
It is rotatably supported at cabinet side by three-level output gear, the other end is rotatably supported at the cabinet other side；Described two
Grade input gear axle and three-level input gear axle are rotatably supported at cabinet two sides respectively；
Wherein, the second level input gear axle and three-level input gear axle are hollow shaft.
Further, it is arranged in parallel between the level-one input gear axle, second level input gear axle and three-level input gear axle,
And it is arranged using triangle.
Further, the cabinet is divided into left box body and right case；The opening of the left box body and right case is formed with method
Orchid is formed with through-hole on the flange；Screw pass through through-hole by left box body together with the flanged joint of right case.
Further, the cabinet depth of the right case is greater than the cabinet depth of left box body.
Further, the right end of the level-one input gear axle is provided with the first spring bearing, first spring bearing
The shaft shoulder is formed on left side gear axis, first spring bearing is close to the shaft shoulder；First spring bearing is fixed on right case
On body；The level-one input gear being connected with level-one input gear axle is formed on the left of first spring bearing；The level-one is defeated
Enter and is provided with the 7th spring bearing and the 8th spring bearing on the gear shaft on the left of gear, the 7th spring bearing and the 8th
It supports and is respectively formed with the shaft shoulder on the gear shaft on the right side of bearing；The three-level output gear passes through the 7th spring bearing and the 8th
Support bearing and level-one input gear axis connection；The gear hole of the three-level output gear is formed as step-like, the 7th support
Gear bore dia of the gear bore dia of bearing junction less than the 8th spring bearing junction；Shape on the three-level output gear
At there is gear hub, the gear hub is located at the left side of three-level output gear, and the second spring bearing is provided on the gear hub；
The shaft shoulder is formed between second spring bearing and three-level output gear；Second spring bearing is connect with left box body.
Further, third spring bearing, the third are provided on the gear shaft of the right end of the second level input gear axle
Spring bearing is fixed on right case；Level-one output gear is provided on gear shaft on the left of the third spring bearing, it is described
Level-one output gear is fixed in second level input gear axle by flat key, and the level-one output gear is nibbled with level-one input gear
It closes；The second level input gear being connected with second level input gear axle is formed on the left side gear axis of the level-one output gear, and
The right side of the second level input gear and the left end face contact of level-one output gear；The left end of the second level input gear axle is set
It is equipped with the 4th spring bearing, is formed with the shaft shoulder on the right side gear axis of the 4th spring bearing；4th spring bearing is solid
It is scheduled on left box body.
Further, the first axle sleeve is provided on the gear shaft between the level-one output gear and third spring bearing.
Further, the right end of the three-level input gear axle is provided with the 5th spring bearing, and the 5th spring bearing is solid
It is scheduled on right case；Second level output gear, the second level output are provided on the left side gear axis of the three-level input gear axle
Gear is fixed in three-level input gear axle by flat key, and the second level output gear is engaged with second level input gear；It is described
The three-level input gear being connected with three-level input gear axle, the three-level input are formed on second level output gear left side gear axis
The right side of gear is close to the left side of second level output gear, and the three-level input gear is engaged with three-level output gear；
Three-level input gear axle left end is provided with the 6th spring bearing, is formed on the gear shaft on the right side of the 6th spring bearing
The shaft shoulder；6th spring bearing is fixed on left box body.
Further, the second axle sleeve is provided on the gear shaft between the 5th spring bearing and second level output gear.
Further, gear all in the joint speed reducer is microsegment gear.
The invention has the following beneficial effects:
1. gear shaft of the invention is arranged using angular position, enables entire drive mechanism more compact, reduce retarder
Volume；
2. the present invention uses microsegment gear technology, microsegment gear minimum number of teeth can reach 3, guarantee the strength of gear teeth
Under the premise of substantially reduce the number of teeth of driving wheel in gear pair, to also reduce drive mechanism while reaching large transmission ratio
Volume；
3. the present invention ensure that cylinder gear speed reducer high reliablity, transmission efficiency using fixed shaft gear train structure
Height, stable drive, it is at low cost the advantages that while, also overcome that its transmission ratio is small, bulky disadvantage；
4. every rooted tooth wheel shaft length is minimized by gear position arrangement of the invention, it ensure that the torsion of gear shaft is strong
Degree, reduces the axial dimension of retarder entirety；
5. input shaft of the invention and output shaft use coaxial configuration, retarder is enabled to realize coaxial transmission；
6. gear shaft of the invention is equipped with axially extending bore, allows to be routed through entire retarder, keep entire drive apparatus whole
Clean, integration.
Detailed description of the invention
Fig. 1 is the overall structure diagram of joint speed reducer of the invention；
Fig. 2 is the internal structure forward direction schematic diagram of joint speed reducer of the invention；
Fig. 3 is the internal structure axial direction schematic diagram of joint speed reducer of the invention；
Fig. 4 is the structural schematic diagram of level-one input gear axle of the invention；
Fig. 5 is the structural schematic diagram of the first intermediate shaft assembly of the invention；
Fig. 6 is the structural schematic diagram of the second intermediate shaft assembly of the invention；
Fig. 7 is box structure diagram of the invention；
Fig. 8 is that anti-interference of the invention calculates schematic diagram.
The mark in the figure shows: 1- right case, 2- left box body, 3- level-one input gear axle, the first spring bearing of 4-, 5-
Two spring bearings, 6- level-one output gear, 7- second level input gear axle, 8- third spring bearing, the 4th spring bearing of 9-, 10-
Second level output gear, 11- three-level input gear axle, the 5th spring bearing of 12-, the 6th spring bearing of 13-, 14- three-level output gear
Wheel, the 7th spring bearing of 15-, the 8th spring bearing of 16-, 17- screw, 18- flat key, 19- first sleeve, 20- second sleeve.
Specific embodiment
Technical solution of the present invention is further elaborated below with reference to examples and drawings.
Embodiment 1
For overcome the deficiencies in the prior art, it is high to provide a kind of transmission efficiency for the present embodiment, stable drive, it is at low cost,
Big, the small in size dead axle microsegment gear joint speed reducer of transmission ratio.
As shown in Figure 1, a kind of joint speed reducer, including cabinet, level-one input gear axle 3, second level input gear axle 7, three
Grade input gear axle 11 and three-level output gear 14；
The three-level output gear 14 can be rotatably set in level-one input gear axle 3；The level-one input gear axle
One end is rotatably supported at cabinet side by three-level output gear 14, and the other end is rotatably supported at the cabinet other side；
The second level input gear axle 7 and three-level input gear axle 11 are rotatably supported at cabinet two sides respectively.
In the present embodiment, the level-one input gear axle 3, second level input gear axle 7 and three-level input gear axle 11 it
Between be arranged in parallel, and using triangle arrange, so that space is saved, so that the volume of joint speed reducer is smaller.Wherein, level-one inputs
Gear shaft 3 is used as input shaft, and three-level output gear 14 is used as output shaft, and level-one input gear axle 3 is successively by power transmission to two
Grade input gear axle 7, three-level input gear axle 11 and three-level output gear 14, it is finally by three-level output gear 14 that power is defeated
Out.
As shown in fig. 7, the cabinet is divided into left box body 2 and right case 1；The opening shape of the left box body 2 and right case 1
At there is flange, it is formed with through-hole on the flange, to pass through screw 17 by left box body 2 together with the flanged joint of right case 1,
To which the left box body 2 and right case 1 be linked together.Preferably, the cabinet depth of right case 1 is greater than the case of left box body 2
Body depth.
In the present embodiment, 3 left end of level-one input gear axle is rotatably supported at by three-level output gear 14
On left box body 2, right end is rotatably supported on right case 1, and the second level input gear axle 7 and three-level input gear axle 14 can
It is pivotally supported on left box body 2 and right case 1.
As shown in figure 4, the right end of the level-one input gear axle 3 is provided with the first spring bearing 4, first support shaft
It holds and is formed with the shaft shoulder on 4 left side gear axis, first spring bearing 4 is close to the shaft shoulder, for preventing the first spring bearing 4
It moves to the left；First spring bearing 4 is fixed on right case 1；It is formed on the left of first spring bearing 4 and level-one
The connected level-one input gear of input gear axle 3；The 7th support shaft is provided on gear shaft on the left of the level-one input gear
Hold 15 and the 8th spring bearing 16, shape respectively on the gear shaft on the right side of the 7th spring bearing 15 and the 8th spring bearing 16
At there is the shaft shoulder, for preventing the 7th spring bearing 15 and the 8th spring bearing 16 from moving to the right；The three-level output gear 14
It is connect by the 7th spring bearing 15 and the 8th spring bearing 16 with level-one input gear axle 3, specifically, the three-level output gear
The gear hole of wheel 14 is formed as step-like, and the gear bore dia of 15 junction of the 7th spring bearing is less than the 8th spring bearing
The gear bore dia of 16 junctions；Gear hub is formed on the three-level output gear 14, the gear hub is located at three-level output
The left side of gear 14, and the second spring bearing 5 is provided on the gear hub；Second spring bearing 5 and three-level output gear
The shaft shoulder is formed between wheel 14；Second spring bearing 5 is connect with left box body 2.
As shown in figure 5, third spring bearing 8 is provided on the gear shaft of the right end of the second level input gear axle 7, it is described
Third spring bearing 8 is fixed on right case 1；Level-one output gear is provided on the gear shaft in 8 left side of third spring bearing
Wheel 6, the level-one output gear 6 are fixed in second level input gear axle 7 by flat key 18, and the level-one output gear 6 with
The engagement of level-one input gear；Be formed on the left side gear axis of the level-one output gear 6 with second level input gear axle 7 be connected
Second level input gear, and the left end face contact of the right side of the second level input gear and level-one output gear 6；The second level is defeated
The left end for entering gear shaft 7 is provided with the 4th spring bearing 9, is formed with the shaft shoulder on the right side gear axis of the 4th spring bearing 9,
For preventing the 4th spring bearing 9 from moving to the right；4th spring bearing 9 is fixed on left box body 2.
In the present embodiment, is additionally provided on the gear shaft between the level-one output gear 6 and third spring bearing 8
One axle sleeve 19, for preventing the two from contacting and positioning third spring bearing 8.
As shown in fig. 6, the right end of the three-level input gear axle 11 is provided with the 5th spring bearing 12, the 5th support
Bearing 12 is fixed on right case 1；It is provided with second level output gear 10 on the left side gear axis of the three-level input gear axle 11,
The second level output gear 10 is fixed in three-level input gear axle 11 by flat key 18, and the second level output gear 10 and two
Grade input gear engagement；Three to be connected with three-level input gear axle 11 are formed on the 10 left side gear axis of second level output gear
Grade input gear, the right side of the three-level input gear is close to the left side of second level output gear 10, and the three-level is defeated
Enter gear to engage with three-level output gear 14；11 left end of three-level input gear axle is provided with the 6th spring bearing 13, described
It is formed with the shaft shoulder on the gear shaft on 13 right side of the 6th spring bearing, is moved to the right for limiting the 6th spring bearing 13；It is described
6th spring bearing 13 is fixed on left box body 2.
In the present embodiment, it is additionally provided on the gear shaft between the 5th spring bearing 12 and second level output gear 10
Second axle sleeve 20, for preventing the two from contacting and the 5th spring bearing 12 of positioning.
In joint speed reducer of the invention, level-one input gear is located at 3 right positions of level-one input gear axle, and three-level is defeated
Gear 14 is located at 3 leftward position of level-one input gear axle out；Level-one output gear 6 is located at 7 right positions of second level input gear axle,
And it is engaged with level-one input gear；Second level input gear is located at 7 middle position of second level input gear axle, and second level input gear is right
It is close to 6 left side of level-one output gear end face；Second level output gear 10 is located at 11 middle position of three-level input gear axle, and with
The engagement of second level input gear；Three-level input gear is located at 11 leftward position of three-level input gear axle, and with three-level output gear 14
Engagement, and three-level input gear right side is close to 10 left side of second level output gear.Gear reduction unit of the invention is working
When, level-one input gear axle 3 is the input shaft of retarder, successively inputs power transmission to second level input gear axle 7, three-level
Gear shaft 11 and three-level output gear 14, are finally outputed power by three-level output gear 14.
On the other hand, three are used between level-one input gear axle 3 and second level input gear axle 7, three-level input gear axle 11
Angle arrangement can additionally wait until the number of teeth of each gear so as to save space by calculating, and avoid that gear and tooth occurs
The interference for taking turns between centers, further provides for the relative dimensions of cabinet.
Specifically, gear all in joint speed reducer of the invention is microsegment gear, wherein microsegment gear
Intensity is high, and minimum number of teeth can reach 3, and be much smaller than the minimum number of teeth of involute gear, can reach compared with large transmission ratio
While the integrally-built volume of retarder is become smaller.In the present embodiment, level-one input gear and level-one output gear 6
Modulus m1=3, the number of teeth z1=8, z2=44；The modulus m2=3 of second level input gear and second level output gear 10, number of teeth z3=
10, z4=47；The modulus m3=4 of three-level input gear and three-level output gear 14, the number of teeth z5=10, z6=32.Gear between centers
Angular position to be distributed as side length be respectively 78mm, the triangle of 85.5mm, 84mm, the transmission ratio of entire reducer structure is-
(z2z4z6)/(z1z3z5)=- 82.72 is inputted and is turned to output on the contrary, the radial dimension of entire retarder is
306mm, axial dimension 84mm realize large transmission ratio, the small size of retarder.
Since gear shaft is arranged using angular position, to prevent gear from interfering with gear between centers, carry out following related
It calculates.
If the modulus m1 of level-one input gear and level-one output gear 6, number of teeth z1, z2, two gear centres are away from a1；Second level is defeated
Enter the modulus m2 of gear Yu second level output gear 10, number of teeth z3, z4, two gear centres are away from a2；Three-level input gear and three-level are defeated
The modulus m3 of gear 14 out, number of teeth z5, z6, two gear centres are away from a3.Level-one input gear axle 3, second level input gear axle 7, three
The radius of grade input gear axle 11 is respectively R1, R2, R3.
Wherein:
As shown in figure 8, to prevent level-one output gear 6 from interfering with three-level input gear axle 11, then
r2+R3< a2 (1)
To prevent second level output gear 10 from interfering with level-one input gear axle 3, then
r4+R1< a3 (2)
To prevent three-level output gear 14 from interfering with second level input gear axle 7, then
r6+R2< a1 (3)
R2, r4, r6 are respectively the reference circle half of level-one output gear 6, second level output gear 10, three-level output gear 14
Diameter.
To prevent gear from interfering with gear between centers, formula (1) (2) (3) is set up simultaneously.
In addition, second level input gear axle 7 and three-level input gear axle 11 are hollow shaft, route can be made directly through subtracting
Fast device, to realize clean and tidyization and integration of equipment.
The sequencing of above embodiments is not only for ease of description, represent the advantages or disadvantages of the embodiments.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. a kind of joint speed reducer, which is characterized in that defeated including cabinet, level-one input gear axle, second level input gear axle, three-level
Enter gear shaft and three-level output gear；
The three-level output gear can be rotatably set in level-one input gear axle；One end of the level-one input gear axle passes through
Three-level output gear is rotatably supported at cabinet side, and the other end is rotatably supported at the cabinet other side；The second level is defeated
Enter gear shaft and three-level input gear axle is rotatably supported at cabinet two sides respectively；
Wherein, the second level input gear axle and three-level input gear axle are hollow shaft.
2. joint speed reducer according to claim 1, which is characterized in that the level-one input gear axle, second level input tooth
It is arranged in parallel between wheel shaft and three-level input gear axle, and is arranged using triangle.
3. joint speed reducer according to claim 1, which is characterized in that the cabinet is divided into left box body and right case；Institute
The opening for stating left box body and right case is formed with flange, is formed with through-hole on the flange；Screw passes through through-hole for left box body
Together with the flanged joint of right case.
4. joint speed reducer according to claim 3, which is characterized in that the cabinet depth of the right case is greater than left box body
Cabinet depth.
5. joint speed reducer according to claim 1, which is characterized in that the right end of the level-one input gear axle is provided with
First spring bearing is formed with the shaft shoulder, first spring bearing and the shaft shoulder on the left side gear axis of first spring bearing
It is close to；First spring bearing is fixed on right case；It is formed with and level-one input gear on the left of first spring bearing
The connected level-one input gear of axis；The 7th spring bearing and the 8th are provided on gear shaft on the left of the level-one input gear
The shaft shoulder is respectively formed on the gear shaft on the right side of support bearing, the 7th spring bearing and the 8th spring bearing；The three-level
Output gear passes through the 7th spring bearing and the 8th spring bearing and level-one input gear axis connection；The three-level output gear
Gear hole is formed as step-like, and the gear bore dia of the 7th spring bearing junction is less than the 8th spring bearing junction
Gear bore dia；Gear hub is formed on the three-level output gear, the gear hub is located at the left side of three-level output gear, and
The second spring bearing is provided on the gear hub；The shaft shoulder is formed between second spring bearing and three-level output gear；
Second spring bearing is connect with left box body.
6. joint speed reducer according to claim 1, which is characterized in that the gear of the right end of the second level input gear axle
Third spring bearing is provided on axis, the third spring bearing is fixed on right case；On the left of the third spring bearing
Level-one output gear is provided on gear shaft, the level-one output gear is fixed in second level input gear axle by flat key, and
The level-one output gear is engaged with level-one input gear；It is formed on the left side gear axis of the level-one output gear and second level
The connected second level input gear of input gear axle, and the left side of the right side of the second level input gear and level-one output gear
Contact；The left end of the second level input gear axle is provided with the 4th spring bearing, the right side gear axis of the 4th spring bearing
On be formed with the shaft shoulder；4th spring bearing is fixed on left box body.
7. joint speed reducer according to claim 6, which is characterized in that the level-one output gear and third spring bearing
Between gear shaft on be provided with the first axle sleeve.
8. joint speed reducer according to claim 1, which is characterized in that the right end of the three-level input gear axle is provided with
5th spring bearing, the 5th spring bearing are fixed on right case；On the left side gear axis of the three-level input gear axle
It is provided with second level output gear, the second level output gear is fixed in three-level input gear axle by flat key, and the second level
Output gear is engaged with second level input gear；It is formed with and three-level input gear axle on the second level output gear left side gear axis
The right side of connected three-level input gear, the three-level input gear is close to the left side of second level output gear, and described
Three-level input gear is engaged with three-level output gear；Three-level input gear axle left end is provided with the 6th spring bearing, described
The shaft shoulder is formed on gear shaft on the right side of 6th spring bearing；6th spring bearing is fixed on left box body.
9. joint speed reducer according to claim 8, which is characterized in that the 5th spring bearing and second level output gear
Between gear shaft on be provided with the second axle sleeve.
10. joint speed reducer described in one of -9 according to claim 1, which is characterized in that own in the joint speed reducer
Gear be microsegment gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811487290.1A CN109296706A (en) | 2018-12-06 | 2018-12-06 | A kind of joint speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811487290.1A CN109296706A (en) | 2018-12-06 | 2018-12-06 | A kind of joint speed reducer |
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| Publication Number | Publication Date |
|---|---|
| CN109296706A true CN109296706A (en) | 2019-02-01 |
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| CN201811487290.1A Pending CN109296706A (en) | 2018-12-06 | 2018-12-06 | A kind of joint speed reducer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360214A (en) * | 2019-07-26 | 2019-10-22 | 江苏摩多利传动机械制造有限公司 | A kind of high-precision planetary reducer input shaft structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1106982A (en) * | 1965-06-11 | 1968-03-20 | Brown Gear Ind | An improvement in or relating to power transmission gearing |
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