CN105927713B - It is a kind of with variable deceleration than planetary reducer - Google Patents
It is a kind of with variable deceleration than planetary reducer Download PDFInfo
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- CN105927713B CN105927713B CN201610465201.8A CN201610465201A CN105927713B CN 105927713 B CN105927713 B CN 105927713B CN 201610465201 A CN201610465201 A CN 201610465201A CN 105927713 B CN105927713 B CN 105927713B
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- gear
- planetary gear
- positioning disk
- block
- hole
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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
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/32—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
Abstract
The invention discloses it is a kind of with variable deceleration than planetary reducer, including circular orientation frame, one end connection gear bracket A of locating rack, one group of planetary gear train A and one group of planetary gear train B are respectively equipped on gear carrier A, it is connected with ring gear A on planetary gear train A, ring gear B is connected on planetary gear train B；It is respectively equipped with one group of planetary gear train C and planetary gear train D on the other end connection gear bracket B, gear carrier B of locating rack, ring gear C is connected on planetary gear train C, ring gear D is connected on planetary gear train D；Transmission main shaft passes through from the center of gear carrier A, locating rack and gear carrier B successively, and sun gear is equipped on transmission main shaft, and sun gear is engaged with planetary gear train A, planetary gear train B, planetary gear train C and planetary gear train D simultaneously.Solve the problems, such as that reduction ratio is low, transmission efficiency is low existing for existing retarder, manufacturing cost is high.
Description
Technical field
The invention belongs to Design of Speed Reducer and manufacturing technology field, be related to it is a kind of with variable deceleration than planetary gear reduction
Fast device.
Background technology
Machinery and its related field, as lathe, automated production equipment, Automobile Transportation tool, electric/pneumatic tool or
Household electrical appliance etc., usual power source provide by gear assembly and export high torque (HT) and the slow-speed of revolution, make different products
It can be run and be worked by its requirement.
When reduction ratio is below 10, single-stage parallel axes straight-tooth wheel decelerator or planetary reduction gear can be used；When needing phase
When to higher reduction ratio, multi-stage speed reducer is necessary；The type of common high reduction ratio gear drive, as worm gear subtracts
Fast machine, harmonic drive or cycloidal pin gear drive, have commercial use.Single-stage worm-gear speed reducer has high slow down
Than, can about reach 30-60, however its transmission efficiency is low (only 50-60%)；Cycloidal pin gear drive has preferable transmission
Efficiency (about 70%), but its is of high cost, and reduction ratio is about 30-55；Harmonic Gears have higher reduction ratio (about 100-
200) and preferable efficiency of transmission (about 60%), but its cost is higher than the transmission of cycloidal pin teeth wheel.In addition, the flexible machine of harmonic drive
Structure is not suitable for high power transmission, and therefore, harmonic drive is commonly used at joint of mechanical arm.
Traditional high reduction ratio formula gear drive generally existing is complicated, manufacturing cost is high, transmission efficiency is low, defeated
Go out the disadvantages such as torque is low.In addition, with the development of high-speed servo motor, the reduction ratio of speed reducer is answered in certain circumstances
Reach 30-500, and the size of retarder must control in limited range, commercial gear drive cannot meet such as
The requirement of this high reduction ratio.
Invention content
The object of the present invention is to provide it is a kind of with variable deceleration than planetary reducer, solve existing retarder
The problem that existing reduction ratio is low, transmission efficiency is low, manufacturing cost is high.
The technical solution adopted in the present invention is, it is a kind of with variable deceleration than planetary reducer, including annular
Locating rack is respectively equipped with one group of planetary gear train A and one group of planet on one end connection gear bracket A of locating rack, gear carrier A
It is connected with ring gear A on gear train B, planetary gear train A, ring gear B is connected on planetary gear train B；Locating rack it is another
It is respectively equipped with one group of planetary gear train C and planetary gear train D, planetary gear train C on one end connection gear bracket B, gear carrier B
On be connected with ring gear C, ring gear D is connected on planetary gear train D；
Transmission main shaft passes through from the center of gear carrier A, locating rack and gear carrier B successively, is installed on transmission main shaft
There are sun gear, sun gear to be nibbled simultaneously with planetary gear train A, planetary gear train B, planetary gear train C and planetary gear train D
It closes.
The features of the present invention also characterized in that
Wherein gear carrier A includes positioning disk a, set on a side end face of positioning disk a there are four block a, four block a it is equal
Even to be distributed on positioning disk a, the disk space of the sides positioning disk a is divided into four gear accommodating chamber a by four block a；
One end end face of each block a is vertically connected on positioning disk a, is offered in the other end face of each block a
A pair of bolts hole a；
It is further opened with four through-holes a, four through-hole a in the disk of positioning disk a and is spaced apart corresponding positions respectively by four block a
In four gear accommodating chamber a；
Block b, four block b are evenly distributed on positioning disk a there are four being set on another side end face of positioning disk a, four
The disk space of the other sides positioning disk a is divided into four gear accommodating chamber b by block b；
One end end face of each block b is vertically connected on positioning disk a, is opened respectively in the other end face of each block b
Equipped with a pair of bolts hole b；
Wherein gear carrier A further includes circular orientation disk b, and four couples of bolts hole c, each pair of bolt hole c are offered on positioning disk b
It is corresponded with the position of each pair of bolt hole a；Four couples of bolt a will sequentially pass through four couples of bolt hole c and four couples of bolt hole a respectively to be determined
Position disk b is connected on block a；
The position that four couples of bolts hole d, each pair of bolt hole d and each pair of bolt hole b are offered on locating rack corresponds；Four pairs
Bolt b sequentially passes through four couples of bolt hole d respectively and locating rack is connected on block b by four couples of bolt hole b；It is also opened up on locating rack
There are four through-hole b, four through-hole b are corresponding with four gear accommodating chamber b respectively.
Wherein gear carrier B includes positioning disk c, set on a side end face of positioning disk c there are four block c, four block c it is equal
Even to be distributed on positioning disk c, the disk space of the sides positioning disk c is divided into four gear accommodating chamber c by four block c, each to keep off
The end face end face of block c is vertically connected on positioning disk c, is opened up in the other end face of each block c there are four bolt hole e；
It is further opened with four couples of bolts hole g, each pair of bolt hole g and each pair of bolt hole e on locating rack to correspond, four pairs of bolts
C sequentially passes through four couples of bolt hole g respectively and locating rack and block c are attached by four couples of bolt hole e；
Be further opened in the disk of positioning disk c four through-holes c, four through-hole c by four block c be spaced apart be located at four
In a gear accommodating chamber c；
Block d, four block d are evenly distributed on positioning disk c there are four being set on another side end face of positioning disk c, four
The disk space of the other sides positioning disk c is divided into four gear accommodating chamber d by block d；
One end end face of each block d is vertically connected on positioning disk c, is opened respectively in the other end face of each block d
Equipped with a pair of bolts hole f；
Wherein gear carrier B further includes circular orientation disk d, and four couples of bolts hole h, each pair of bolt hole h are offered on positioning disk d
It is corresponded with the position of each pair of bolt hole f；Four couples of bolt d will sequentially pass through four couples of bolt hole h and four couples of bolt hole f respectively to be determined
Position disk d is connected on block d；Four through-hole d, the position of four through-hole d and four gear accommodating chamber d are additionally provided on positioning disk d
It is corresponding.
Wherein transmission main shaft is worn from the center of positioning disk b, positioning disk a, locating rack, positioning disk c and positioning disk d successively
It crosses, locating rack is mounted on the centre position of transmission main shaft, is opened up on transmission main shaft there are two keyway, two keyways are located at fixed
The both sides of position frame, the both ends of sun gear are connect by two flat keys with sun gear respectively, the corresponding installation respectively of two flat keys
In two keyways, sun gear, which sequentially passes through, to be arranged in positioning disk a, positioning disk b, locating rack, positioning disk c and positioning disk d
It engages at center and with planetary gear train A, planetary gear train B, planetary gear train C and planetary gear train D simultaneously.
One of which planetary gear train A is correspondingly positioned at four teeth respectively including four planetary gears a, four planetary gear a
It takes turns in accommodating chamber a, bearing a is equipped at the centers each planetary gear a, is socketed with hinged arm a in bearing a, hinged arm a is socketed in through-hole a
In, four planetary gear a are engaged with sun gear simultaneously；
Its ring gear A includes toroidal shell a, and the inner wall of toroidal shell a is equipped with a circle ring gear a, four planets
Gear a is enclosed in the inside of toroidal shell a and is engaged with the ring gear a on toroidal shell a.
One of which planetary gear train B is correspondingly positioned at four teeth respectively including four planetary gears b, four planetary gear b
It takes turns in accommodating chamber b, bearing b is equipped at the centers each planetary gear b, is socketed with hinged arm b in bearing b, hinged arm b is socketed in through-hole b
In, four planetary gear b are engaged with sun gear simultaneously；
Its ring gear B includes toroidal shell b, and the inner wall of toroidal shell b is equipped with a circle ring gear b, four planets
Gear b is enclosed in the inside of toroidal shell b and is engaged with the ring gear b on toroidal shell b.
One of which planetary gear train C is correspondingly positioned at four teeth respectively including four planetary gears c, four planetary gear c
It takes turns in accommodating chamber c, bearing c is equipped at the centers each planetary gear c, is socketed with hinged arm c in bearing c, hinged arm c is socketed in through-hole c
In, four planetary gear c are engaged with sun gear simultaneously；
Its ring gear C includes toroidal shell c, and the inner wall of toroidal shell c is equipped with a circle ring gear c, four planets
Gear c is enclosed in the inside of toroidal shell c and is engaged with the ring gear c on toroidal shell c.
One of which planetary gear train D is correspondingly positioned at four teeth respectively including four planetary gears d, four planetary gear d
It takes turns in accommodating chamber d, bearing d is equipped at the centers each planetary gear d, is socketed with hinged arm d in bearing d, hinged arm d is socketed in through-hole d
In, four planetary gear d are engaged with sun gear simultaneously；
Its ring gear D includes toroidal shell d, and the inner wall of toroidal shell d is equipped with a circle ring gear d, four planets
Gear d is enclosed in the inside of toroidal shell d and is engaged with the ring gear d on toroidal shell d.
The invention has the advantages that the ring gear A, ring gear B, ring gear C in the present apparatus and ring gear D
Between differ 1~10 number of teeth, when as ring gear A, ring gear B, ring gear C and ring gear D, any one is fixed,
The present apparatus can obtain three negative reduction ratio effects, and the present apparatus is by changing sun gear or planetary gear a, planetary gear b, row
The number of teeth of star gear c and planetary gear d can also realize the effect for changing reduction ratio, and without changing retarder agent structure.
Solve the problems, such as that reduction ratio is low, transmission efficiency is low existing for existing retarder, manufacturing cost is high.
Description of the drawings
Fig. 1 be the present invention it is a kind of with variable deceleration than planetary reducer structural schematic diagram；
Fig. 2 be the present invention it is a kind of with variable deceleration than planetary reducer splicing construction schematic diagram；
Fig. 3 be the present invention it is a kind of with variable deceleration than planetary reducer gear carrier A and gear carrier B spelling
Connect structural schematic diagram；
Fig. 4 be the present invention it is a kind of with variable deceleration than planetary reducer ring gear A structural schematic diagram；
Fig. 5 be the present invention it is a kind of with variable deceleration than planetary reducer ring gear B structural schematic diagram；
Fig. 6 be the present invention it is a kind of with variable deceleration than planetary reducer ring gear C structural schematic diagram；
Fig. 7 be the present invention it is a kind of with variable deceleration than planetary reducer ring gear D structural schematic diagram.
In figure, 1. transmission main shafts；
2. ring gear A, 2-1. toroidal shell a, 2-2. ring gear a, 2-3. locating slot a；
3. ring gear B, 3-1. toroidal shell b, 3-2. ring gear b, 3-3. locating slot b；
4. ring gear C, 4-1. toroidal shell c, 4-2. ring gear c, 4-3. locating slot c；
5. ring gear D, 5-1. toroidal shell d, 5-2. ring gear d, 5-3. locating slot d；
6. planetary gear train A, 6-1. bearing a, 6-2. hinged arm a, 6-3. planetary gear a；
7. planetary gear train B, 7-1. planetary gear b, 7-2. bearing b, 7-3. hinged arm b；
8. planetary gear train C, 8-1. hinged arm c, 8-2. bearing c, 8-3. planetary gear c；
9. planetary gear train D, 9-1. planetary gear d, 9-2. hinged arm d, 9-3. bearing d；
10. gear carrier A, 10-1. positioning disk a, 10-2. positioning disk b, 10-3. block a, 10-4. gear accommodating chamber a,
10-5. through-holes a, 10-6. block b, 10-7. gear accommodating chamber b, 10-8. bolt hole a, 10-9. bolt hole c；
11. locating rack, 11-1. bolts hole d, 11-2. through-hole b, 11-3. bolt hole g；
12. gear carrier B, 12-1. positioning disk c, 12-2. positioning disk d, 12-3. block c, 12-4. gear accommodating chamber c,
12-5. bolts hole e, 12-6. through-hole c, 12-7. block d, 12-8. gear accommodating chamber d, 12-9. bolt hole h, 12-10. through-hole d；
13. flat key, 14. keyways, 15. sun gears, 16. cover boards.
Specific implementation mode
The following describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
The present invention it is a kind of with variable deceleration than planetary reducer, structure is as shown in Figures 1 to 3, including annular is fixed
Position frame 11, be respectively equipped on one end connection gear bracket A10 of locating rack 11, gear carrier A10 one group of planetary gear train A6 and
It is connected with ring gear A2 on one group of planetary gear train B7, planetary gear train A6, ring gear is connected on planetary gear train B7
B3；It is respectively equipped with one group of planetary gear train C8 and one on the other end connection gear bracket B12, gear carrier B12 of locating rack 11
It is connected with ring gear C4 on group planetary gear train D9, planetary gear train C8, ring gear D5 is connected on planetary gear train D9；
Transmission main shaft 1 passes through from the center of gear carrier A10, locating rack 11 and gear carrier B12 successively, transmission main shaft
Sun gear 15 is installed on 1, sun gear 15 simultaneously with planetary gear train A6, planetary gear train B7, planetary gear train C8 and
Planetary gear train D9 engagements.
Gear carrier A10 includes positioning disk a10-1, is set on a side end face of positioning disk a10-1 there are four block a10-3,
Four block a10-3 are evenly distributed on positioning disk a10-1, and four block a10-3 are by the disk space of the sides positioning disk a10-1
It is divided into four gear accommodating chamber a10-4；
One end end face of each block a10-3 is vertically connected on positioning disk a10-1, the other end of each block a10-3
A pair of bolts hole a10-8 is offered on end face；
Four through-hole a10-5 are further opened in the disk of positioning disk a10-1, four through-hole a10-5 are by four block a10-3
It is spaced apart and is correspondingly positioned at respectively in four gear accommodating chamber a10-4；
Block b10-6 there are four being set on another side end face of positioning disk a10-1, four block b10-6 are evenly distributed on fixed
On the disk a10-1 of position, the disk space of the other sides positioning disk a10-1 is divided into four gear accommodating chamber b10- by four block b10-6
7；
One end end face of each block b10-6 is vertically connected on positioning disk a10-1, the other end of each block b10-6
A pair of bolts hole b is offered on end face respectively；
Wherein gear carrier A10 further includes circular orientation disk b10-2, and four pairs of bolts hole are offered on positioning disk b10-2
The position of c10-9, each pair of bolt hole c10-9 and each pair of bolt hole a10-8 correspond；Four couples of bolt a sequentially pass through four respectively
Positioning disk b10-2 is connected on block a10-3 by bolt hole c10-9 and four couples of bolt hole a10-8；
Four couples of bolt hole d11-1, the position one of each pair of bolt hole d11-1 and each pair of bolt hole b are offered on locating rack 11
One corresponds to；Four couples of bolt b sequentially pass through four couples of bolt hole d11-1 respectively and locating rack 11 is connected to block by four couples of bolt hole b
On b10-6；Be further opened on locating rack 11 four through-holes b11-2, four through-hole b11-2 respectively with four gear accommodating chamber b10-
7 is corresponding.
Wherein gear carrier B12 includes positioning disk c12-1, is set on a side end face of positioning disk c12-1 there are four block
C12-3, four block c12-3 are evenly distributed on positioning disk c12-1, and four block c12-3 are by the disk of the sides positioning disk c12-1
Space of planes is divided into four gear accommodating chamber c12-4, and the end face end face of each block c12-3 is vertically connected on positioning disk c12-1
On, it is opened up in the other end face of each block c12-3 there are four bolt hole e12-5；
Four couples of bolts hole g11-3, each pair of bolt hole g11-3 and each pair of bolt hole e12-5 mono- are further opened on locating rack 11
One corresponds to, and four couples of bolt c sequentially pass through four couples of bolt hole g11-3 and four couples of bolt hole e12-5 by locating rack 11 and block respectively
C12-3 is attached；
Four through-hole c12-6 are further opened in the disk of positioning disk c12-1, four through-hole c12-6 are by four block c12-3
It is spaced apart and is located in four gear accommodating chamber c12-4；
Block d12-7 there are four being set on another side end face of positioning disk c12-1, four block d12-7 are evenly distributed on fixed
On the disk c12-1 of position, the disk space of the other sides positioning disk c12-1 is divided into four gear accommodating chamber d12- by four block d12-7
8；
One end end face of each block d12-7 is vertically connected on positioning disk c12-1, the other end of each block d12-7
A pair of bolts hole f is offered on end face respectively；
Wherein gear carrier B12 further includes circular orientation disk d12-2, and four pairs of bolts hole are offered on positioning disk d12-2
The position of h12-9, each pair of bolt hole h12-9 and each pair of bolt hole f correspond；Four couples of bolt d sequentially pass through four pairs of spiral shells respectively
Positioning disk d12-2 is connected on block d12-7 by keyhole h12-9 and four couples of bolt hole f；Four are additionally provided on positioning disk d12-2
Through-hole d12-10, four through-hole d12-10 is corresponding with the position of four gear accommodating chamber d12-8.
Wherein transmission main shaft 1 is successively from positioning disk b10-2, positioning disk a10-1, locating rack 11, positioning disk c12-1 and positioning
It is passed through at the center of disk d12-2, locating rack 11 is mounted on the centre position of transmission main shaft 1, opens up that there are two keys on transmission main shaft 1
Slot 14, two keyways 14 are located at the both sides of locating rack 11, the both ends of sun gear 15 respectively by two flat keys 13 with too
Positive gear 15 connects, and two flat keys 13 are accordingly mounted in two keyways 14 respectively, and sun gear 15 sequentially passes through setting fixed
Position disk a10-1, positioning disk b10-2, locating rack 11, positioning disk c12-1 and positioning disk d12-2 center at and simultaneously with planet tooth
Train A6, planetary gear train B7, planetary gear train C8 and planetary gear train D9 engagements, as long as reasonable disposition planetary gear train A6,
The number of teeth of planetary gear train B7, planetary gear train C8 and planetary gear train D9, it can be achieved that 30-500 reduction ratio.
One of which planetary gear train A6 includes four planetary gear a6-3, and four planetary gear a6-3 are correspondingly positioned at respectively
In four gear accommodating chamber a10-4, it is equipped with bearing a6-1 at the centers each planetary gear a6-3, hinged arm is socketed in bearing a6-1
A6-2, hinged arm a6-2 are socketed in through-hole a10-5, and four planetary gear a6-3 are engaged with sun gear 15 simultaneously；
As shown in figure 4, ring gear A2 includes toroidal shell a2-1, the inner wall of toroidal shell a2-1 is equipped with a circle internal tooth
Enclose a2-2, four planetary gear a6-3 be enclosed in the inside of toroidal shell a2-1 and with the ring gear on toroidal shell a2-1
A2-2 is engaged, and is also machined at the edges at two ends of toroidal shell a2-1 and is coordinated with positioning disk a10-1, positioning disk b10-2 respectively
Locating slot a2-3.
One of which planetary gear train B7 includes four planetary gear b7-1, and four planetary gear b7-1 are correspondingly positioned at respectively
In four gear accommodating chamber b10-7, it is equipped with bearing b7-2 at the centers each planetary gear b7-1, hinged arm is socketed in bearing b7-2
B7-3, hinged arm b7-3 are socketed in through-hole b11-2, and four planetary gear b7-1 are engaged with sun gear 15 simultaneously；
As shown in figure 5, ring gear B3 includes toroidal shell b3-1, the inner wall of toroidal shell b3-1 is equipped with a circle internal tooth
Enclose b3-2, four planetary gear b7-1 be enclosed in the inside of toroidal shell b3-1 and with the ring gear on toroidal shell b3-1
B3-2 is engaged, and is also machined with the positioning with positioning disk a10-1, the cooperation of locating rack 11 at the edges at two ends of toroidal shell b3-1 respectively
Slot b3-3.
One of which planetary gear train C8 includes four planetary gear c8-3, and four planetary gear c8-3 are correspondingly positioned at respectively
In four gear accommodating chamber c12-4, it is equipped with bearing c8-2 at the centers each planetary gear c8-3, hinged arm is socketed in bearing c8-2
C8-1, hinged arm c8-1 are socketed in through-hole c12-6, and four planetary gear c8-3 are engaged with sun gear 15 simultaneously；
As shown in fig. 6, ring gear C4 includes toroidal shell c4-1, the inner wall of toroidal shell c4-1 is equipped with a circle internal tooth
Enclose c4-2, four planetary gear c8-3 be enclosed in the inside of toroidal shell c4-1 and with the ring gear on toroidal shell c4-1
C4-2 is engaged, and is also machined with the positioning with locating rack 11, positioning disk c12-1 cooperations at the edges at two ends of toroidal shell c4-1 respectively
Slot c4-3.
One of which planetary gear train D9 includes four planetary gear d9-1, and four planetary gear d9-1 are correspondingly positioned at respectively
In four gear accommodating chamber d12-8, it is equipped with bearing d9-3 at the centers each planetary gear d9-1, hinged arm is socketed in bearing d9-3
D9-2, hinged arm d9-2 are socketed in through-hole d12-10, and four planetary gear d9-1 are engaged with sun gear 15 simultaneously；
As shown in fig. 7, ring gear D5 includes toroidal shell d5-1, the inner wall of toroidal shell d5-1 is equipped with a circle internal tooth
Enclose d5-3, four planetary gear d9-1 be enclosed in the inside of toroidal shell d5-1 and with the ring gear on toroidal shell d5-1
D5-2 is engaged, and is also machined at the edges at two ends of toroidal shell d5-1 and is coordinated with positioning disk c12-1, positioning disk d12-2 respectively
Locating slot d5-3.
Cover board 16 is connected on the outside of positioning disk b10-2.
The present invention it is a kind of with variable deceleration than planetary reducer operation principle it is as follows：Due to sun gear 15
Positioned at positioning disk a10-1, positioning disk b10-2, locating rack 11, positioning disk c12-1, positioning disk d12-2 center at, sun gear
15 engage simultaneously synchronous rotary, root with planetary gear a6-3, planetary gear b7-1, planetary gear c8-3, planetary gear d9-1 simultaneously
Factually border deceleration demand, ring gear a2-2 and planetary gear a6-3, ring gear b3-2 and planetary gear b7-1, ring gear c4-2 and
Planetary gear c8-3, ring gear d5-2 and the number of teeth of planetary gear d9-1 and section garden diameter, 15 number of teeth of sun gear and section garden are straight
Diameter is determined all in accordance with concentric condition and mounting condition synthesis, as long as ring gear a2-2, ring gear b3-2, ring gear c4-2, internal tooth
Enclosing the mutual number of teeth differences 1~10 of d5-2 can (ring gear a2-2, ring gear b3-2, ring gear c4-2, ring gear d5-2
The number of teeth cannot be identical, it is ensured that mutual teeth number difference is 1~10), arbitrary fixed ring gear a2-2, ring gear b3-2, internal tooth
One of c4-2, ring gear d5-2 are enclosed, excess-three is different, so that it may obtain different reduction ratio, reduction range is up to 30-
500.Transmission main shaft 1 drive sun gear 15 rotate when, ring gear A2 be maintained at certain position and forbid rotation (Gu
It is fixed), planetary gear a6-3 engages rotation with sun gear 15 so that gear carrier A10, locating rack 11 and gear carrier B12 are whole
Body turns round, and drives planetary gear a6-3 and planetary gear b7-1, planetary gear c8-3, planetary gear d9-1 around sun gear 15
Engagement rotation (rotation while revolution), due to planetary gear a6-3 and planetary gear b7-1, planetary gear c8-3, planetary gear
D9-1 is engaged with ring gear A2, ring gear B3, ring gear C4, ring gear D5 respectively, such ring gear B3, annular
Gear C 4, ring gear D5 will there are three the decelerations of friction speed to export.Because of ring gear a2-2, ring gear b3-2, internal tooth
It encloses and differs 1~10 number of teeth between c4-2, ring gear d5-2, ring gear A2, which is maintained at certain position, to be forbidden rotating, due to each
The number of teeth of ring gear is different, and while sun gear 15 turns round, ring gear B3, ring gear C4, ring gear D5 will
With planetary gear b7-1, planetary gear c8-3, planetary gear d9-1 rotation (rotation and revolution) and rotate, therefore, annular
Gear B 3, ring gear C4, ring gear D5 may be coupled to an output mechanism, (such as：Ring gear A2 is fixed, annular
Gear B 3, ring gear C4, ring gear D5 its i.e. there is internal tooth to have external tooth again；Increase a gear in retarder periphery, passes through
The outer tooth engagement of ring gear B3, ring gear C4, ring gear D5 may be implemented in the control of shift fork, and the rotating speed for reaching different needs
Ask), realize output low velocity and big torque request.
It should be noted that ring gear A2, ring gear B3, ring gear C4, ring gear D5 can be selective
Ground (fixation) is forbidden rotating one of them, 4 kinds of different rotating speeds is realized, as long as the number of teeth of each gear of reasonable disposition is, it can be achieved that 30-
500 reduction ratio.If the ring gear A2 numbers of teeth are most, successively decrease successively, the ring gear D5 numbers of teeth are minimum；When ring gear A2 is
Forbid rotation when, can obtain three negative decelerations than slowing effect；When ring gear B3 forbids rotation by (fixation), just
Obtained three negative decelerations than slowing effect；When ring gear C4 is fixed, three negative reduction ratio effects can be obtained；
When ring gear D5 is fixed, three negative reduction ratio effects can be obtained.The input of retarder can appointing in transmission main shaft 1
The input of meaning one end.
Pass through 15 number of teeth of change sun gear, planetary gear a6-3, planetary gear b7-1, planetary gear c8-3, row
The number of teeth of star gear d9-1；The number of teeth of ring gear A2, ring gear B3, ring gear C4, ring gear D5 can be easy to
Ground changes reduction ratio.
Gear carrier A10, gear carrier B12 have the characteristics that it is stable, compact, light-weight, miniaturization, ring gear A2,
The coaxial design of ring gear B3, ring gear C4, ring gear D5 provide one preferably for the retarder in the present apparatus
Dynamic equilibrium.In addition, the noise level of the present apparatus in the process of running is relatively low.
Claims (2)
1. it is a kind of with variable deceleration than planetary reducer, it is characterised in that：Including circular orientation frame (11), locating rack
(11) one group of planetary gear train A (6) and one group of row are respectively equipped on one end connection gear bracket A (10), gear carrier A (10)
Ring gear A (2) is connected on star gear train B (7), planetary gear train A (6), planetary gear train B is connected with annular tooth on (7)
Take turns B (3)；It is respectively equipped with one group of row on the other end connection gear bracket B (12) of the locating rack (11), gear carrier B (12)
Star gear train C (8) and one group of planetary gear train D (9) are connected with ring gear C (4), planetary gear on planetary gear train C (8)
It is that ring gear D (5) is connected on D (9)；
Transmission main shaft (1) passes through from the center of gear carrier A (10), locating rack (11) and gear carrier B (12) successively, described
Sun gear (15) is installed on transmission main shaft (1), sun gear (15) and meanwhile with planetary gear train A (6), planetary gear train B
(7), planetary gear train C (8) and planetary gear train D (9) engagements；
The gear carrier A (10) includes positioning disk a (10-1), is set on a side end face of positioning disk a (10-1) there are four block a
(10-3), four block a (10-3) are evenly distributed on positioning disk a (10-1), and four block a (10-3) are by positioning disk a (10-
1) the disk space of side is divided into four gear accommodating chamber a (10-4)；
One end end face of each block a (10-3) is vertically connected on positioning disk a (10-1), each block a (10-3)
A pair of bolts hole a (10-8) is offered in the other end face；
Four through-hole a (10-5) are further opened in the disk of the positioning disk a (10-1), four through-hole a (10-5) are kept off by four
Block a (10-3) is spaced apart and is correspondingly positioned at respectively in four gear accommodating chamber a (10-4)；
It is set on another side end face of the positioning disk a (10-1) there are four block b (10-6), four block b (10-6) are uniformly divided
For cloth on positioning disk a (10-1), the disk space of the other side positioning disk a (10-1) is divided into four teeth by four block b (10-6)
Take turns accommodating chamber b (10-7)；
One end end face of each block b (10-6) is vertically connected on positioning disk a (10-1), each block b (10-6) it is another
End offers a pair of bolts hole b respectively on end face；
The gear carrier A (10) further includes circular orientation disk b (10-2), and four couples of bolt hole c are offered on positioning disk b (10-2)
The position of (10-9), each pair of bolt hole c (10-9) and each pair of bolt hole a (10-8) correspond；Four couples of bolt a are worn successively respectively
It crosses four pairs of bolt hole c (10-9) and positioning disk b (10-2) is connected on block a (10-3) by four pairs of bolt hole a (10-8)；
Four pairs of bolt hole d (11-1), each pair of bolt hole d (11-1) and each pair of bolt hole are offered on the locating rack (11)
The position of b corresponds；Four couples of bolt b sequentially pass through four pairs of bolt hole d (11-1) and four couples of bolt hole b and will position respectively
Frame (11) is connected on block b (10-6)；Four through-hole b (11-2), four through-hole b (11-2) are further opened on locating rack (11)
It is corresponding with four gear accommodating chamber b (10-7) respectively；
The gear carrier B (12) includes positioning disk c (12-1), is set on a side end face of positioning disk c (12-1) there are four block c
(12-3), four block c (12-3) are evenly distributed on positioning disk c (12-1), and four block c (12-3) are by positioning disk c (12-
1) the disk space of side is divided into four gear accommodating chamber c (12-4), and the end face of each block c (12-3), which is vertically connected on, to be determined
On position disk c (12-1), open up that there are four bolt hole e (12-5) in the other end face of each block c (12-3)；
Four pairs of bolt hole g (11-3), each pair of bolt hole g (11-3) and each pair of bolt hole e are further opened on the locating rack (11)
(12-5) is corresponded, and four couples of bolt c will sequentially pass through four pairs of bolt hole g (11-3) and four pairs of bolt hole e (12-5) respectively to be determined
Position frame (11) is attached with block c (12-3)；
Four through-hole c (12-6) are further opened in the disk of positioning disk c (12-1), four through-hole c (12-6) are by four block c
(12-3) is spaced apart and is located in four gear accommodating chamber c (12-4)；
It is set on another side end face of positioning disk c (12-1) there are four block d (12-7), four block d (12-7) are evenly distributed on
On positioning disk c (12-1), the disk space of the other side positioning disk c (12-1) is divided into four gears and held by four block d (12-7)
Receive room d (12-8)；
One end end face of each block d (12-7) is vertically connected on positioning disk c (12-1), each block d (12-7)
A pair of bolts hole f is offered in the other end face respectively；
The gear carrier B (12) further includes circular orientation disk d (12-2), and four couples of bolt hole h are offered on positioning disk d (12-2)
The position of (12-9), each pair of bolt hole h (12-9) and each pair of bolt hole f correspond；Four couples of bolt d are sequentially passed through respectively
Positioning disk d (12-2) is connected on block d (12-7) by four pairs of bolt hole h (12-9) and four couples of bolt hole f；Positioning disk d
Four through-hole d (12-10), the position of four through-hole d (12-10) and four gear accommodating chamber d (12-8) are additionally provided on (12-2)
It is corresponding；
Planetary gear train A (6) described in one group includes four planetary gear a (6-3), four planetary gear a (6-3) difference corresponding positions
In four gear accommodating chamber a (10-4), bearing a (6-1) is equipped at each planetary gear a (6-3) center, in bearing a (6-1)
Be socketed with hinged arm a (6-2), hinged arm a (6-2) is socketed in the through-hole a (10-5), four planetary gear a (6-3) at the same with too
Positive gear (15) engagement；
The ring gear A (2) includes toroidal shell a (2-1), and the inner wall of toroidal shell a (2-1) is equipped with a circle ring gear a
(2-2), four planetary gear a (6-3) be enclosed in the inside of toroidal shell a (2-1) and with it is interior on toroidal shell a (2-1)
Gear ring a (2-2) is engaged, and is also machined with respectively and positioning disk a (10-1), positioning disk b at the edges at two ends of toroidal shell a (2-1)
The locating slot a (2-3) of (10-2) cooperation；
Planetary gear train B (7) described in one group includes four planetary gear b (7-1), four planetary gear b (7-1) difference corresponding positions
In four gear accommodating chamber b (10-7), bearing b (7-2), bearing b (7- are equipped at each planetary gear b (7-1) center
2) hinged arm b (7-3) is socketed in, hinged arm b (7-3) is socketed in through-hole b (11-2), four planetary gear b (7-1) at the same with too
Positive gear (15) engagement；
The ring gear B (3) includes toroidal shell b (3-1), and the inner wall of toroidal shell b (3-1) is equipped with a circle ring gear b
(3-2), four planetary gear b (7-1) be enclosed in the inside of toroidal shell b (3-1) and with it is interior on toroidal shell b (3-1)
Gear ring b (3-2) is engaged, and is also machined with respectively and positioning disk a (10-1), locating rack at the edges at two ends of toroidal shell b (3-1)
(11) the locating slot b (3-3) coordinated；
Planetary gear train C (8) described in one group includes four planetary gear c (8-3), four planetary gear c (8-3) difference corresponding positions
In four gear accommodating chamber c (12-4), bearing c (8-2) is equipped at each planetary gear c (8-3) center, in bearing c (8-2)
Be socketed with hinged arm c (8-1), hinged arm c (8-1) is socketed in the through-hole c (12-6), four planetary gear c (8-3) at the same with too
Positive gear (15) engagement；
The ring gear C (4) includes toroidal shell c (4-1), and the inner wall of toroidal shell c (4-1) is equipped with a circle ring gear c
(4-2), four planetary gear c (8-3) be enclosed in the inside of toroidal shell c (4-1) and with it is interior on toroidal shell c (4-1)
Gear ring c (4-2) is engaged, and is also machined with respectively at the edges at two ends of toroidal shell c (4-1) and locating rack (11), positioning disk c (12-
1) the locating slot c (4-3) coordinated；
Planetary gear train D (9) described in one group includes four planetary gear d (9-1), four planetary gear d (9-1) difference corresponding positions
In four gear accommodating chamber d (12-8), bearing d (9-3) is equipped at each planetary gear d (9-1) center, in bearing d (9-3)
It is socketed with hinged arm d (9-2), hinged arm d (9-2) is socketed in through-hole d (12-10), four planetary gear d (9-1) while and the sun
Gear (15) engages；
The ring gear D (5) includes toroidal shell d (5-1), and the inner wall of toroidal shell d (5-1) is equipped with a circle ring gear d
(5-2), four planetary gear d (9-1) be enclosed in the inside of toroidal shell d (5-1) and with it is interior on toroidal shell d (5-1)
Gear ring d (5-2) is engaged, and is also machined with respectively and positioning disk c (12-1), positioning disk d at the edges at two ends of toroidal shell d (5-1)
The locating slot d (5-3) of (12-2) cooperation.
2. it is according to claim 1 it is a kind of with variable deceleration than planetary reducer, it is characterised in that：The biography
Dynamic main shaft (1) is successively from positioning disk b (10-2), positioning disk a (10-1), locating rack (11), positioning disk c (12-1) and positioning disk d
It is passed through at the center of (12-2), the locating rack (11) is mounted on the centre position of transmission main shaft (1), the transmission main shaft (1)
On open up there are two keyway (14), two keyways (14) are located at the both sides of locating rack (11), the both ends of sun gear (15)
It is connect respectively with sun gear (15) by two flat keys (13), two flat keys (13) are accordingly mounted on two keyways (14) respectively
In, sun gear (15), which sequentially passes through, to be arranged in positioning disk a (10-1), positioning disk b (10-2), locating rack (11), positioning disk c
At the center of (12-1) and positioning disk d (12-2) and simultaneously with planetary gear train A (6), planetary gear train B (7), planetary gear train
C (8) and planetary gear train D (9) engagements.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610465201.8A CN105927713B (en) | 2016-06-23 | 2016-06-23 | It is a kind of with variable deceleration than planetary reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610465201.8A CN105927713B (en) | 2016-06-23 | 2016-06-23 | It is a kind of with variable deceleration than planetary reducer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105927713A CN105927713A (en) | 2016-09-07 |
| CN105927713B true CN105927713B (en) | 2018-09-11 |
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ID=56831079
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610465201.8A Expired - Fee Related CN105927713B (en) | 2016-06-23 | 2016-06-23 | It is a kind of with variable deceleration than planetary reducer |
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| CN (1) | CN105927713B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113279859B (en) * | 2021-06-21 | 2022-10-21 | 中国科学院工程热物理研究所 | Variable-boost-level-based ultra-wide adjustable-bypass-ratio turbofan engine structure |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100443417B1 (en) * | 2001-11-07 | 2004-08-09 | 주식회사 슈버 | Speed change system using planetary gear assembly |
| US7637835B2 (en) * | 2007-07-10 | 2009-12-29 | I Chin Gear Co., Ltd. | Reduction gear with increased number of meshed teeth |
| CN201599366U (en) * | 2010-01-28 | 2010-10-06 | 湖南金三星煤机制造有限公司 | Two-stage planetary reducer |
| CN102278430A (en) * | 2010-06-11 | 2011-12-14 | 谢龙昌 | Planet-gear speed reducer |
| CN202674183U (en) * | 2012-04-17 | 2013-01-16 | 江西海峰重工科技有限责任公司 | Planetary gear reducer |
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2016
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| Publication number | Publication date |
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| CN105927713A (en) | 2016-09-07 |
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Granted publication date: 20180911 Termination date: 20200623 |