CN202118196U - Two-stage gear transmission type speed reducer with arbitrary configured transmission ratio - Google Patents
Two-stage gear transmission type speed reducer with arbitrary configured transmission ratio Download PDFInfo
- Publication number
- CN202118196U CN202118196U CN2011201678428U CN201120167842U CN202118196U CN 202118196 U CN202118196 U CN 202118196U CN 2011201678428 U CN2011201678428 U CN 2011201678428U CN 201120167842 U CN201120167842 U CN 201120167842U CN 202118196 U CN202118196 U CN 202118196U
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- gear
- input end
- output terminal
- output end
- speed reducer
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Abstract
The utility model discloses a two-stage gear transmission type speed reducer with an arbitrary configured transmission ratio; an input end inner gear (3) and an input end outer gear (2) are arranged at the input end of the speed reducer; an output end inner gear (4) and an output end sun gear (6) are arranged at the output end of the speed reducer; an input driving gear (1) is arranged between the input end inner gear (3) and the input end outer gear (2) of the input end and is meshed with the input end inner gear (3) and the input end outer gear (2) at the same time; an output end planet gear (5) is arranged between the output end inner gear (4) and the output end sun gear (6) of the output end and is meshed with the output end inner gear (4) and the output end sun gear (6) at the same time; the output end planet gear (5) is arranged in an output end planet carrier (7); the shaft end of the output end planet gear (5) is an output part of the speed reducer; the two-stage gear transmission type speed reducer is characterized in that the input end inner gear (3) and the output end inner gear (4) are directly connected into a whole body; and the input end outer gear (2) and the output end sun gear (6) are directly connected into a whole body. The speed reducer adopts the combination of the transmission of a fixed shaft gear of the input end and the transmission of a NGW type planet differential gear of the output end; the input driving gear, the input end outer gear and the input end inner gear are selected according to a parameter configuring method so as to realize different output revolving speeds of the speed reducer on the basis of the same structure.
Description
Technical field
The utility model relates to the mechanical transmissioning technology field, is specifically related to the velocity ratio two-stage gear driven type retarder of configuration arbitrarily.
Background technique
Planetary reducer is widely used in industries such as building materials, metallurgy, mine, lifting transportation because of having characteristics such as compact structure, bearing capacity is big, stable drive is efficient.Along with the proposition of the energy-saving and cost-reducing target of country and the continuous application of new technology, miniaturization, high efficiency, the high-mechanic of mechanical transmission mechanism are had higher requirement.Domestic market Gear Planet Transmission retarder is restricted owing to single staged transmission ratio at present; Often need the multistage planet driving mechanism for needs big speed ratio, the slow-speed of revolution, high-mechanic occasion; Make the volume and the manufacture cost of machine increase sharply; And transmission efficiency descends, and has lost the inherent characteristics of planetary reducer.
Summary of the invention
The purpose of the utility model is: a kind of velocity ratio two-stage gear driven type retarder of configuration arbitrarily is provided; This retarder adopts the combination of input end fixed axis gear transmission and the transmission of output terminal NGW type planet differential; Select input driving gear, input end external gear and input end internal gear according to method for parameter configuration; On the basis of same structure, embody retarder velocity ratio different or that difference is bigger, realize the different output speed of retarder.
The technical solution of the utility model is: this retarder has input end internal gear and input end external gear at input end; At output terminal output terminal internal gear and output terminal sun gear are arranged; Between the input end internal gear of input end, input end external gear, there is the input driving gear simultaneously and its engagement; Output terminal planet wheel while and its engagement are arranged between the output terminal internal gear of output terminal, the output terminal sun gear; The output terminal planet wheel is installed in the output terminal planet carrier, and the axle head of output terminal planet carrier is the output of retarder; It is characterized in that: input end internal gear and output terminal internal gear direct connection are one, and input end external gear and output terminal sun gear direct connection are one.
The velocity ratio method for parameter configuration of this retarder is: the rotating speed of setting the input driving gear is n
1, the velocity ratio that takes turns to the output terminal planet carrier by the output terminal sun of output terminal planet differential drive part is k, the output speed of output terminal planet carrier is n
H, input end internal gear standard pitch diameter D
B1With input end external gear standard pitch diameter D
A1Ratio be m, work as n
1, when k confirms as certain value, then following parameter configuration formula is confirmed output speed n
HWith the relation of input driving gear, input end external gear and input end internal gear, formula is n
H=
N
1Wherein, suppose input speed n
1Sense of rotation is provided with following parameter and code name: the tooth number Z of input end external gear for just
A1, the tooth number Z of input end internal gear
B1, the tooth number Z of input end driving gear
C1, the rotation speed n of input end driving gear
1, the rotation speed n of input end internal gear or output terminal internal gear
b, the rotation speed n of input end external gear or output terminal sun gear
a, the standard pitch diameter D of input end external gear
A1, the standard pitch diameter D of input end internal gear
B1, input end driving gear standard pitch diameter D
C1, the tooth number Z of output terminal sun gear
A2, output terminal internal gear number of teeth Z
B2, the tooth number Z of output terminal planet wheel
C2, the output speed n of output terminal planet carrier
H, what the input end internal gear was fixing takes turns to the velocity ratio i of output terminal planet carrier by the output terminal sun
, what the output terminal sun gear was fixing takes turns to the velocity ratio i of output terminal planet carrier by the output terminal internal tooth
Wherein, input end internal gear standard pitch diameter D
B1With input end external gear standard pitch diameter D
A1The excursion of ratio m in 1～10.
Wherein, formula n
H=
N
1In, the coefficient of other form that the m representative is relevant with input end structure, the coefficient of other form that the k representative is relevant with output end structure.
When the rotation of input driving gear,, drive the rotation simultaneously in opposite direction of input end internal gear, external gear because of it meshes with input end internal gear, external gear simultaneously; Because of input end internal gear, external gear and output terminal internal gear, sun gear respectively direct connection be one, output terminal internal gear, sun gear also oppositely simultaneously the rotation; Output terminal internal gear, sun gear mesh with the output terminal planet wheel simultaneously, and output terminal planet wheel drive output planet carrier rotates, and realize the output of slowing down.
After rotating speed and the output terminal planet differential velocity ratio of input driving gear are definite; Transmission can have different parameter configuration with the output terminal planet differential owing to the transmission of input end fixed axis gear; Utilize output speed to change with the different configurations of input driving gear and input end internal gear, external gear parameter; According to the relevant calculation formula of fixed axis gear transmission and planet differential transmission rotating speed, can obtain the output of retarder different rotating speed.
The overall structure of the retarder of the utility model is about-face too, only changes different parameter configuration, just can obtain the output of retarder different rotating speed, and method is simple, and is easy to operate.
Description of drawings
Fig. 1 is the retarder drive mechanism schematic representation of the utility model.
Fig. 2 is the change curve of the output speed of the utility model with the configuration of input and output side different parameters.
Among the figure: 1. import driving gear, 2. input end external gear, 3. input end internal gear, 4. output terminal internal gear, 5. output terminal planet wheel, 6. output terminal sun gear, 7. output terminal planet carrier.
Embodiment
Specify the technological scheme of the utility model below in conjunction with accompanying drawing.
As shown in Figure 1; This retarder has input end internal gear 3 and input end external gear 2 at input end; At output terminal output terminal internal gear 4 and output terminal sun gear 6 are arranged; Between the input end internal gear 3 of input end, input end external gear 2, there is input driving gear 1 simultaneously and its engagement; 5 whiles and its engagement of output terminal planet wheel are arranged between the output terminal internal gear 4 of output terminal, the output terminal sun gear 6, and output terminal planet wheel 5 is installed in the output terminal planet carrier 7, and the axle head of output terminal planet carrier 7 is the output of retarder; It is characterized in that: input end internal gear 3 is an one with output terminal internal gear 4 direct connections, and input end external gear 2 is an one with output terminal sun gear 6 direct connections.
As shown in Figure 2, in conjunction with the drive mechanism of Fig. 1, suppose input speed n
1Sense of rotation is provided with following parameter and code name: the tooth number Z of input end external gear 2 for just
A1, the tooth number Z of input end internal gear 3
B1, the tooth number Z of input end driving gear 1
C1, the rotation speed n of input end driving gear 1
1, the rotation speed n of input end internal gear 3 or output terminal internal gear 4
b, the rotation speed n of input end external gear 2 or output terminal sun gear 6
a, the standard pitch diameter D of input end external gear 2
A1, the standard pitch diameter D of input end internal gear 3
B1, input end driving gear 1 standard pitch diameter D
C1, the tooth number Z of output terminal sun gear 6
A2, output terminal internal gear 4 tooth number Z
B2, the tooth number Z of output terminal planet wheel 5
C2, the output speed n of output terminal planet carrier 7
H, input end internal gear 3 fixing by the velocity ratio i of output terminal sun gear 6 to output terminal planet carrier 7
, output terminal sun gear 6 fixing by the velocity ratio i of output terminal internal gear 4 to output terminal planet carrier 7
, obtain following relation:
n
H=?
+
2D
c1=D
b1-?D
a1 2Z
c1=Z
b1-?Z
a1
n
a=-
n
1?=
n
1 n
b=
n
1=
n
1
Can obtain through arrangement:
n
H=(
+
·
)·n
1
In order to simplify the following formula content; Here order:
=m,
=k;
is the parameter relevant with input end structure; For reflecting the differential part of output terminal by the parameter of output terminal sun gear 6 to the velocity ratio of output terminal planet carrier 7, following formula can be reduced to
:
n
H=
·n
1?。
Fig. 2 works as n according to what above relation was drawn
1When confirming with k, n
HCurve with the m variation; Map 2 curves behind selected m, according to gear-driven relevant calculation, draw the related parameter that has of input end driving gear 1, input end external gear 2 and input end internal gear 3.
Claims (1)
1. any two-stage gear driven type retarder of configuration of velocity ratio; This retarder has input end internal gear (3) and input end external gear (2) at input end; At output terminal output terminal internal gear (4) and output terminal sun gear (6) are arranged; Between the input end internal gear (3) of input end, input end external gear (2), there is input driving gear (1) simultaneously and its engagement; Output terminal planet wheel (5) while and its engagement are arranged between the output terminal internal gear (4) of output terminal, the output terminal sun gear (6), and output terminal planet wheel (5) is installed in the output terminal planet carrier (7), and the axle head of output terminal planet carrier (7) is the output of retarder; It is characterized in that: input end internal gear (3) and output terminal internal gear (4) direct connection are one, and input end external gear (2) and output terminal sun gear (6) direct connection are one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201678428U CN202118196U (en) | 2011-05-24 | 2011-05-24 | Two-stage gear transmission type speed reducer with arbitrary configured transmission ratio |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201678428U CN202118196U (en) | 2011-05-24 | 2011-05-24 | Two-stage gear transmission type speed reducer with arbitrary configured transmission ratio |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202118196U true CN202118196U (en) | 2012-01-18 |
Family
ID=45459263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201678428U Expired - Lifetime CN202118196U (en) | 2011-05-24 | 2011-05-24 | Two-stage gear transmission type speed reducer with arbitrary configured transmission ratio |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202118196U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102192291A (en) * | 2011-05-24 | 2011-09-21 | 江苏省金象减速机有限公司 | Two-stage gear-drive-type speed reducer with gear ratio configured randomly and method of parameter configuration |
-
2011
- 2011-05-24 CN CN2011201678428U patent/CN202118196U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102192291A (en) * | 2011-05-24 | 2011-09-21 | 江苏省金象减速机有限公司 | Two-stage gear-drive-type speed reducer with gear ratio configured randomly and method of parameter configuration |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120118 |