CN206347079U - A kind of gear mechanism - Google Patents
A kind of gear mechanism Download PDFInfo
- Publication number
- CN206347079U CN206347079U CN201621426443.8U CN201621426443U CN206347079U CN 206347079 U CN206347079 U CN 206347079U CN 201621426443 U CN201621426443 U CN 201621426443U CN 206347079 U CN206347079 U CN 206347079U
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- Prior art keywords
- gear
- jackshaft
- retainer
- transition
- gears
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- 230000000712 assembly Effects 0.000 claims abstract description 20
- 238000000429 assembly Methods 0.000 claims abstract description 20
- 230000007704 transition Effects 0.000 claims description 52
- 238000010276 construction Methods 0.000 abstract description 2
- 208000002925 dental caries Diseases 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 7
- 238000000926 separation method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000007514 turning Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Abstract
The utility model provides a kind of gear mechanism, including input gear, the multiple countershaft-gear assemblies being made up of jackshaft, the gear of jackshaft first, second, output gear, the connected retainer for gear assembly for having two cavitys constituted of retainer before, during and after；Input gear, retainer for gear assembly and output gear are coaxially disposed and can relatively rotated between any two；Central output shaft is provided with as an output end of gear mechanism in the middle part of middle retainer；The outer coaxial sleeve of central output shaft is equipped with another output end of center output central siphon as gear mechanism；In input gear and the engagement of multiple jackshaft first gears and before being all located at, in the cavity between middle retainer, output gear and the engagement of multiple jackshaft second gears and the cavity being all located between rear, middle retainer；The gear of jackshaft first, second is coaxially fixed side by side, and is rotatably mounted in by jackshaft in the cavity of retainer for gear assembly.The utility model is simple in construction, easily manufactured.
Description
Technical field
The utility model is related to a kind of gear mechanism applied on transmission for vehicles.
Background technology
Existing planetary gears is when in applied to speed changer, and interconnection, nesting between planet row component are often
Cause whole speed changer structure extremely complex, difficult arrangement brings great difficulty, especially gear mechanism to manufacture and maintenance
Ring gear machining can not use gear hobbing processing method, therefore processing efficiency it is low, low precision cost is higher.
Utility model content
In order to solve when existing gear mechanism is applied because the nesting between planet row component causes speed changer structure complicated
And gear mechanism processing efficiency it is low the problem of, the utility model provide a kind of gear mechanism.
Technical solution of the present utility model is：
A kind of gear mechanism, it is characterized in that：
The gear mechanism includes the input gear (T11) being fixedly mounted on gear mechanism input shaft, by jackshaft
(T15), multiple countershaft-gear assemblies that jackshaft first gear (T12) and jackshaft second gear (T12a) are constituted, output
Gear (T14), and the tool constituted that is connected successively by preceding retainer (T16), middle retainer (T18) and rear retainer (T17)
There is the retainer for gear assembly of two cavitys；
The input gear (T11), retainer for gear assembly and output gear (T14) three be coaxially disposed and two-by-two it
Between can relatively rotate；
Be provided with central output shaft (T19) in the middle part of the middle retainer (T18), central output shaft (T19) one end with
The input shaft of speed change gear is coaxially arranged side by side and can relatively rotated, and the other end is a clutch end of gear mechanism；
The outer coaxial sleeve of the central output shaft (T19) be equipped with can relatively rotate center output central siphon (T20), it is described in
One end of centre output central siphon (T20) is connected with the output end of the output gear (T14), and the other end is another of gear mechanism
Clutch end；
The input gear (T11) and multiple jackshaft first gears (T12) engagement and be all located at preceding retainer (T16) and
In cavity between middle retainer (T18), the output gear (T14) and multiple jackshaft second gears (T12a) engagement and
It is all located in the cavity between rear retainer (T17) and middle retainer (T18)；Jackshaft first gear (T12) and jackshaft
Second gear (T12a) is coaxially fixed side by side, and is rotatably mounted in by jackshaft (T15) sky of retainer for gear assembly
In chamber, multiple jackshafts (T15) both pass through middle retainer (T18), and its two ends is by preceding retainer (T16) and rear retainer
(T17) support.
Based on above-mentioned basic technical scheme, in order that the utility model can be realized greatly in the case where radial dimension is constant
Speed ratio, the utility model also makes following optimization：
Above-mentioned each countershaft-gear assembly also includes the coaxial tooth of jackshaft the 3rd being disposed side by side on jackshaft (T15)
Take turns (T13a), the gear (T13) ... ... of jackshaft the 4th, jackshaft (N-1) gear, jackshaft N gears, N >=4 and to be even
Number；Wherein, the gear of jackshaft first and second is coaxially connected and constitutes jackshaft 1-2 gear assemblies, and third and fourth gear of jackshaft is coaxial
Be connected constitute jackshaft 3-4 gear assemblies ..., jackshaft (N-1), N gears be coaxially connected and constitute jackshaft (N-1)-N teeth
Wheel assembly；Jackshaft 1-2 gear assemblies, jackshaft 3-4 gear assemblies ..., jackshaft (N-1)-N gear assemblies pass through centre
Axle (T15) is rotatably mounted in the cavity between preceding retainer (T16) and rear retainer (T17) and appointed between the two can phase
To rotating；
The gear mechanism also includes at least one transition gear assembly；The transition gear assembly includes being arranged on input
First Transition gear (T11a), the second transition gear (T14a) ... ..., M between gear (T11) and output gear (T14)
Transition gear, M=N-2；Wherein, first and second transition gear is coaxially connected and constitutes 1-2 transition gear assemblies, third and fourth transition tooth
Wheel is coaxial be connected constitute 3-4 transition gears assembly ..., (M-1), M transition gears be coaxially connected and constitute (M-1)-M transition teeth
Wheel assembly；
Input gear (T11), 1-2 transition gears assembly, 3-4 transition gears assembly ..., (M-1)-M transition gears it is total
Into with output gear (T14), and retainer for gear assembly is coaxially arranged and can relatively rotate between any two；
The input gear (T11) and multiple jackshaft first gears (T12) engagement；The output gear (T14) and many
Individual jackshaft N gears engagement；
The First Transition gear (T11a), the second transition gear (T14a) ..., M transition gears respectively with it is described
Multiple jackshaft second gears (T12a), the gear (T13a) of multiple jackshafts the 3rd ..., multiple jackshaft (N-1) gears
Engagement；
The middle retainer (T18) is located between input gear (T11) and 1-2 transition gear assemblies, or positioned at 1-2 mistakes
Cross between gear assembly and 3-4 transition gear assemblies ... ..., or positioned at (M-1)-M transition gears assembly and output gear (T14)
Between.
Further, above-mentioned N=4, M=2.
Compared with existing gear mechanism, the utility model has the advantages that：
1st, the utility model uses common roller gear, and gear ring, structure are eliminated relative to existing planetary gears
Simply；When the utility model is applied into speed changer, can avoid it is complicated nested between planet row and planet row associated component,
Therefore, each component of the utility model is low to requirement on machining accuracy, designs and easily manufactured simple in construction.
2nd, the utility model can be realized due to being provided with transition gear assembly, therefore in the case where radial dimension is constant
Large speed ratio.
Brief description of the drawings
Fig. 1 is the structural representation of the preferred embodiment of the utility model one；
Fig. 2 is the schematic diagram for the speed change gear that gear mechanism shown in Fig. 1 is constituted with clutch；
Power transmission line figure when Fig. 3 is clutch T2, T3 separation, T4 engagements.
Embodiment
As shown in figure 1, gear mechanism provided by the utility model include input gear T11, be uniformly distributed along the circumference it is multigroup
(every group of countershaft-gear assembly is by 1 jackshaft first gear T12,1 jackshaft second gear for countershaft-gear assembly
T12a, 1 the gear T13a of jackshaft the 3rd, 1 gear T13 of jackshaft the 4th and 1 jackshaft T15 are constituted, wherein, gear
T12, T12a are fixed with one synchronous rotary, and gear T13a, T13 are fixed with one synchronous rotary), transition gear assembly is (by solid
The First Transition gear T11a being connected and the second transition gear T14a is constituted, First Transition gear T11a and the second transition tooth
Wheel T14 is sleeved on outside central output shaft T19, can be rotated relative to central output shaft T19), output gear T14 and with two
The retainer for gear assembly (be connected and constituted successively by preceding retainer T16, centre retainer T18 and rear retainer T17) of cavity.
Input gear T11, retainer for gear assembly, transition gear assembly and output gear T14 have the rotary shaft overlapped
Line and appoint can relatively rotate between the two.
Input gear T11 is engaged with multiple jackshaft first gear T12, and positioned at preceding retainer T16 and middle retainer
In cavity between T18；Multiple jackshaft second gear T12a are engaged with First Transition gear T11a, multiple teeth of jackshaft the 3rd
Wheel T13a is engaged with the second transition gear T14a, and multiple gear T13 of jackshaft the 4th are engaged with output gear T14, and are all located at
In cavity between middle retainer T18 and rear retainer T17.
Central output shaft T19 is provided with the middle part of middle retainer T18, central output shaft T19 one end and input shaft are coaxial
Be arranged side by side and can relatively rotate, the other end as gear mechanism the second output end；
The outer coaxial sleeves of central output shaft T19 are equipped with the center output central siphon T20 that can be relatively rotated, center output central siphon
T20 one end and output gear T14 output end are connected, the other end as gear mechanism the first output end.
Fig. 2 is the schematic diagram for the speed change gear that gear mechanism T1 provided by the utility model is constituted with clutch,
In figure, T2, T3 and T4 are clutch.
Clutch T2 includes runner assembly T21 and fixation kit T22；Runner assembly T21 is connected with retainer for gear assembly,
Fixation kit T22 and housing H is connected.
Clutch T3 includes driving component T31 and driven subassembly T32；Driving component T31 is connected with input shaft, driven subassembly
T32 is connected with retainer for gear assembly.
Clutch T4 is arranged in gear mechanism T1 output end, the output for change gear mechanism T1；D clutch T4 bags
Include the second turning discreteness T41 and the second fixation kit T42；The second turning discreteness T41 is connected with the center output central siphon T20,
Second fixation kit T42 and housing H is connected.
Clutch T2, T3 and T4 can only select a locking.
Illustrate the power transmission line of the utility model gear mechanism with reference to Fig. 2：
1. is when clutch T2 engagements, T3 separation, T4 separation, and power transmission line is：Input → input gear T11
The transition gear T14a of → jackshaft first gear T12 → jackshaft second gear T12a → First Transition gear T11a → second →
The output end of the gear T13a of jackshaft the 3rd → gear T13 of jackshaft the 4th → output gear T14 → first.Gearratio is iT, it is defeated
Go out to turn to identical with input torque direction.
2. is when clutch T2 separation, T3 engagements, T4 separation, and power transmission line is：Input → whole gear mechanism
The output end of (being used as a rigid body) → first.Gearratio is 1, and output turns to identical with input torque direction.
3. is when clutch T2, T3 separation, T4 engagements, and power transmission line is referring to Fig. 3, the transmission of this operating mode speed-variable module
Than for (1-iT)。
Symbol is "+", represents that steering is identical with input torque direction；
Symbol is "-", represents that steering is in opposite direction with input torque.
Claims (3)
1. a kind of gear mechanism, it is characterised in that：
The gear mechanism includes being fixedly mounted on input gear (T11) on gear mechanism input shaft, by jackshaft (T15),
Multiple countershaft-gear assemblies that jackshaft first gear (T12) and jackshaft second gear (T12a) are constituted, output gear
(T14) be connected, and successively by preceding retainer (T16), middle retainer (T18) and rear retainer (T17) constitute with two
The retainer for gear assembly of individual cavity；
The input gear (T11), retainer for gear assembly and output gear (T14) three are coaxially disposed and between any two can
Relatively rotate；
Central output shaft (T19), central output shaft (T19) one end and speed change are provided with the middle part of the middle retainer (T18)
The input shaft of device is coaxially arranged side by side and can relatively rotated, and the other end is a clutch end of gear mechanism；
The outer coaxial sleeve of the central output shaft (T19) is equipped with the center output central siphon (T20) that can be relatively rotated, and the center is defeated
Go out one end of central siphon (T20) to be connected with the output end of the output gear (T14), the other end is another power of gear mechanism
Output end；
The input gear (T11) and multiple jackshaft first gears (T12) engage and are all located at preceding retainer (T16) and centre
In cavity between retainer (T18), the output gear (T14) and multiple jackshaft second gears (T12a) engagement and all positions
In cavity between rear retainer (T17) and middle retainer (T18)；Jackshaft first gear (T12) and jackshaft second
Gear (T12a) is coaxially fixed side by side, and is rotatably mounted in by jackshaft (T15) in the cavity of retainer for gear assembly,
Multiple jackshafts (T15) both pass through middle retainer (T18), and its two ends is propped up by preceding retainer (T16) and rear retainer (T17)
Support.
2. gear mechanism according to claim 1, it is characterised in that：
Each countershaft-gear assembly also includes the coaxial gear of jackshaft the 3rd being disposed side by side on jackshaft (T15)
(T13a), the gear (T13) ... ... of jackshaft the 4th, jackshaft (N-1) gear, jackshaft N gears, N >=4 and for even number；
Wherein, the gear of jackshaft first and second is coaxially connected and constitutes jackshaft 1-2 gear assemblies, and third and fourth gear of jackshaft is coaxially connected
Constitute jackshaft 3-4 gear assemblies ..., jackshaft (N-1), N gears are coaxially connected, and to constitute jackshaft (N-1)-N gears total
Into；Jackshaft 1-2 gear assemblies, jackshaft 3-4 gear assemblies ..., jackshaft (N-1)-N gear assemblies pass through jackshaft
(T15) being rotatably mounted in the cavity between preceding retainer (T16) and rear retainer (T17) and appoint between the two can be relative
Rotate；
The gear mechanism also includes at least one transition gear assembly；The transition gear assembly includes being arranged on input gear
(T11) First Transition gear (T11a), the second transition gear (T14a) ... ..., M transition between output gear (T14)
Gear, M=N-2；Wherein, first and second transition gear is coaxially connected and constitutes 1-2 transition gear assemblies, and third and fourth transition gear is same
Axle be connected constitute 3-4 transition gears assemblies ..., (M-1), M transition gears are coaxially connected, and to constitute (M-1)-M transition gears total
Into；
Input gear (T11), 1-2 transition gears assembly, 3-4 transition gears assembly ..., (M-1)-M transition gears assembly and
Output gear (T14), and retainer for gear assembly is coaxially arranged and can relatively rotate between any two；
The input gear (T11) and multiple jackshaft first gears (T12) engagement；The output gear (T14) and it is multiple in
Countershaft N gears are engaged；
The First Transition gear (T11a), the second transition gear (T14a) ..., M transition gears respectively with it is the multiple
Jackshaft second gear (T12a), the gear (T13a) of multiple jackshafts the 3rd ..., multiple jackshaft (N-1) gears engagement；
The middle retainer (T18) is located between input gear (T11) and 1-2 transition gear assemblies, or positioned at 1-2 transition teeth
Between wheel assembly and 3-4 transition gear assemblies ... ..., or positioned at (M-1)-M transition gears assembly and output gear (T14) it
Between.
3. gear mechanism according to claim 2, it is characterised in that：The N=4, M=2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621426443.8U CN206347079U (en) | 2016-12-23 | 2016-12-23 | A kind of gear mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621426443.8U CN206347079U (en) | 2016-12-23 | 2016-12-23 | A kind of gear mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206347079U true CN206347079U (en) | 2017-07-21 |
Family
ID=59317355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621426443.8U Withdrawn - After Issue CN206347079U (en) | 2016-12-23 | 2016-12-23 | A kind of gear mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206347079U (en) |
-
2016
- 2016-12-23 CN CN201621426443.8U patent/CN206347079U/en not_active Withdrawn - After Issue
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Gear mechanism Effective date of registration: 20200508 Granted publication date: 20170721 Pledgee: Bank of Xi'an Limited by Share Ltd. South Main Street subbranch Pledgor: SHAANXI GUOLI INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2020610000051 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210510 Granted publication date: 20170721 Pledgee: Bank of Xi'an Limited by Share Ltd. South Main Street subbranch Pledgor: SHAANXI GUOLI INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2020610000051 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A kind of gear mechanism Effective date of registration: 20210622 Granted publication date: 20170721 Pledgee: Bank of Xi'an Limited by Share Ltd. South Main Street subbranch Pledgor: SHAANXI GUOLI INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2021610000157 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220613 Granted publication date: 20170721 Pledgee: Bank of Xi'an Limited by Share Ltd. South Main Street subbranch Pledgor: SHAANXI GUOLI INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2021610000157 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A gear mechanism Effective date of registration: 20220621 Granted publication date: 20170721 Pledgee: Bank of Xi'an Limited by Share Ltd. South Main Street subbranch Pledgor: SHAANXI GUOLI INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2022610000323 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170721 Effective date of abandoning: 20230331 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20170721 Effective date of abandoning: 20230331 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230626 Granted publication date: 20170721 Pledgee: Bank of Xi'an Limited by Share Ltd. South Main Street subbranch Pledgor: SHAANXI GUOLI INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2022610000323 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |