CN205859132U - A kind of automatic gearbox gear selection mechanism - Google Patents
A kind of automatic gearbox gear selection mechanism Download PDFInfo
- Publication number
- CN205859132U CN205859132U CN201620810975.5U CN201620810975U CN205859132U CN 205859132 U CN205859132 U CN 205859132U CN 201620810975 U CN201620810975 U CN 201620810975U CN 205859132 U CN205859132 U CN 205859132U
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- China
- Prior art keywords
- block selecting
- axle
- gear
- locking
- shifting axle
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Abstract
This utility model provides the automatic gearbox gear selection mechanism that a kind of transmission efficiency is higher, it is characterized in that: also include block selecting gear (4), keeper (5), block selecting sensor axis (6) and block selecting axle bearing (7), described block selecting gear (4) uses keeper (5) to be assemblied in block selecting sensor axis (6) and above and engages with the annular rack (101) on shifting axle (10) top, described block selecting angle sensor (8) is installed on one end of block selecting sensor axis (6), described block selecting sensor axis (6) and block selecting axle (16) are supported on block selecting axle bearing (7) in parallel to each other, described block selecting axle bearing (7) is fixed on casing, described block selecting axle (16) is provided with gear, gear thereon also engages with the annular rack (101) on shifting axle (10) top.
Description
Technical field
This utility model relates to automatic gearbox, is specifically related to a kind of automatic gearbox gear selection mechanism.
Background technology
Seeing Fig. 1, traditional a kind of automatic gearbox gear selection mechanism, including block selecting motor 1, one end and block selecting motor
1 connected which is provided with the block selecting axle 16 of turbine, the block selecting axis of guide 18 and be assemblied in the choosing at these block selecting axis of guide 18 two ends respectively
Gear angular transducer 8 and the little gear of block selecting 17 and block selecting axis of guide turbine 15, top are provided with the shifting axle 10 of annular rack 101
With the interlock 14 being set on this shifting axle 10, and one end is positioned in the spacing hole 140 of interlock 14 side, the other end
The block selecting caging bolt 11, the employing connection double-pin 12 that are fixed on casing are fixed and are assemblied on shifting axle 10 and are positioned at interlock
Gear-shifting rocker arm 13 in the cavity of 14.Wherein, block selecting axle 16 and the block selecting axis of guide 18 are arranged and block selecting axle the most up and down
Turbine on 16 engages each other with the block selecting axis of guide turbine 15 on the block selecting axis of guide 18, the little tooth of block selecting on the block selecting axis of guide 18
Wheel 17 engages each other with the annular rack 101 on shifting axle 10.Its work process is, block selecting motor 1 drives 16 turns of block selecting axle
Dynamic, the turbine on block selecting axle 16 engages the drive block selecting axis of guide 18 and rotates with block selecting axis of guide turbine 15, then by the little gear of block selecting
17 engage with the annular tooth 101 on shifting axle 10 top, thus drive shifting axle 10 to move axially, it is achieved block selecting action.
Meanwhile, block selecting caging bolt 11 coordinates shifting axle 10 to realize row bit selecting with spacing with the spacing hole 140 on interlock 14.This
The defect that automatic gearbox gear selection mechanism exists is；Turbine on block selecting axle 16 engages with block selecting axis of guide turbine 15
After primary speed-down, then the annular rack 101 on the little gear of block selecting 17 with shifting axle 10 engages each other double reduction, will fortune
Move and be transferred to shifting axle 10.Therefore, power transmission line is complicated, and transmission efficiency is low, and the block selecting time is longer.Additionally, only pass through
It is spacing that the cooperation of the spacing hole 140 on block selecting caging bolt 11 and interlock 14 realizes block selecting, it is impossible to block selecting position is carried out essence
Determine position.
Utility model content
This utility model is for the defect existing for above-mentioned prior art, it is provided that the automobile that a kind of transmission efficiency is higher is automatic
Gear selecting retaining device.
For solving above-mentioned technical problem, this utility model adopts the following technical scheme that；
A kind of automatic gearbox gear selection mechanism, the block selecting axle being connected with block selecting motor including block selecting motor, one end, on
The shifting axle that portion is provided with annular rack and the interlock being set on this shifting axle, and one end is positioned at interlock side
In spacing hole, the other end be fixed on casing block selecting caging bolt, use connect double-pin fixing be assemblied on shifting axle and
The gear-shifting rocker arm being positioned in the cavity of interlock, and block selecting angle sensor, it is characterised in that:
Also including block selecting gear, keeper, block selecting sensor axis and block selecting axle bearing, described block selecting gear uses keeper
Being assemblied on block selecting sensor axis and engage with the annular rack on shifting axle top, described block selecting angle sensor is installed on block selecting
One end of sensor axis, described block selecting sensor axis and block selecting axle are supported on block selecting axle bearing in parallel to each other, described block selecting
Axle bearing is fixed on casing, and described block selecting axle is provided with gear, gear thereon also with the annular rack on shifting axle top
Engagement.
Further, also include that locking mechanism, described shifting axle are provided with annular locking groove, described locking mechanism bag
Locking spring in the cavity include the locking bed comprising the cavity that one end is opening towards shifting axle, being assemblied in locking bed,
And outside a part is positioned at the opening of locking bed cavity and stretch among the annular locking groove on shifting axle, a part of position
Locking steel ball between opening and the locking spring of the cavity of locking bed, the other end of the locking bed of described locking mechanism is fixed
On casing.
Further, described block selecting gear generally sector structure.
Yet further, the angle of the sector structure of described block selecting gear is 80 °～100 °.
The most yet further, described keeper is alignment pin.
Further, the gear that described block selecting axle is provided is integral type structure.
This utility model comprises following beneficial effect；
Block selecting gear, keeper, block selecting sensor axis and block selecting axle bearing, described block selecting is also included due to this utility model
Gear uses keeper to be assemblied on block selecting sensor axis and engage with the annular rack on shifting axle top, described block selecting angle
Sensing is installed on one end of block selecting sensor axis, and described block selecting sensor axis and block selecting axle are supported in block selecting axle axle in parallel to each other
Holding, described block selecting axle bearing is fixed on casing, and described block selecting axle is provided with gear, gear thereon also with on shifting axle
The annular rack engagement in portion.Thus, this utility model is nibbled by the annular rack of the gear on block selecting axle with shifting axle top
Close, i.e. by the directly engagement of wheel and rack, when making gear selection mechanism power transmission line fairly simple and shorten gearshift
Between, transmission efficiency higher.
Accompanying drawing explanation
Fig. 1 is the structural representation of the automatic gearbox gear selection mechanism of prior art；
Fig. 2 is structural representation of the present utility model；
Fig. 3 shows the assembly relation of locking mechanism and shifting axle.
Detailed description of the invention
Below in conjunction with the accompanying drawings preferred implementation of the present utility model is elaborated:
Seeing Fig. 2, automatic gearbox gear selection mechanism of the present utility model, including block selecting motor 1, one end and block selecting electricity
The connected block selecting axle 16 of machine 1, the shifting axle 10 that top is provided with annular rack 101 and the interlocking being set on this shifting axle 10
Part 14, and the block selecting caging bolt that one end is positioned in the spacing hole 140 of interlock 14 side, the other end is fixed on casing
11, connection double-pin 12 is used to fix the gear-shifting rocker arm 13 in the cavity being assemblied on shifting axle 10 and being positioned at interlock 14, with
And block selecting angle sensor 8.From Figure 2 it can be seen that this utility model also includes block selecting gear 4, keeper 5, block selecting sensor axis 6 and choosing
Gear shaft bearing 7, described block selecting gear 4 use keeper 5 to be assemblied on block selecting sensor axis 6 and with the ring on shifting axle 10 top
Shape tooth bar 101 engages, and described block selecting angle sensor 8 is installed on one end of block selecting sensor axis 6, described block selecting sensor axis 6 with
Block selecting axle 16 is supported on block selecting axle bearing 7 in parallel to each other, and described block selecting axle bearing 7 is fixed on casing, described block selecting axle
16 are provided with gear, and gear thereon also annular rack 101 with shifting axle 10 top engages.So, this practicality is new
Type can be engaged with the annular rack 101 on shifting axle 10 top by the gear on block selecting axle 16, i.e. passes through wheel and rack
The directly engagement of 101, makes gear selection mechanism power transmission line fairly simple and to shorten shift time, transmission efficiency higher.
Seeing Fig. 2 and Fig. 3, this utility model also includes that locking mechanism 9, described shifting axle 10 are provided with annular locking ditch
Groove 102, described locking mechanism 9 includes the locking bed 90 comprising the cavity that one end is opening towards shifting axle 10, is assemblied in
Locking spring 91 in the cavity of locking bed 90, and outside a part is positioned at the opening of locking bed 90 cavity and stretch into shifting
On axle 10 annular locking groove 102 among, a part between opening and the locking spring 91 of the cavity of locking bed 90
Locking steel ball 92, the other end of the locking bed 90 of described locking mechanism 9 is fixed on casing.So, locking steel ball 92
Outside the opening of locking bed 90 cavity and stretch on shifting axle 10 annular locking groove 102 part just can lock
Under the effect of spring 91, telescopically debouch the inside and outside of annular locking groove 102.Thus, this utility model can be by shifting gears
Three independent position that rocking arm 13 is provided with relative to block selecting caging bolt 11 are accurately positioned, and realize three positions respectively
Mechanical self-latching, improves the precision of gearshift location.
From Figure 2 it can be seen that described block selecting gear 4 generally sector structure.Generally, the mechanical anglec of rotation of block selecting angle sensor 8
Degree < 180 °, i.e. the anglec of rotation of block selecting sensor axis 6 < 180 °.Then, block selecting gear 4 be set to sector structure just can ensure
Make again structure the compactest while function and comparatively facilitate integral arrangement of the present utility model.
The angle of the sector structure of described block selecting gear 4 is 80 °～100 °.This makes block selecting gear 4 at assurance function
Make again structure the compactest and be more beneficial for integral arrangement of the present utility model simultaneously.
Described keeper 5 is alignment pin.This makes the relatively simple for structure of keeper 5.
From Figure 2 it can be seen that the provided gear of described block selecting axle 16 is integral type structure.This makes the knot of block selecting axle 16
Structure is fairly simple and can be processed and formed at one time, and processing cost is relatively low.
Utility model works principle is as follows；
Block selecting motor 1 drives block selecting axle 16 to rotate, the gear on the block selecting axle 16 of rotation and the ring on shifting axle 10 top
Shape tooth 101 engages so that shifting axle 10 moves up and down, and completes block selecting action；Block selecting gear 4 and the ring on shifting axle 10 top
Shape tooth 101 engages, and drives block selecting sensor axis 6 to rotate by keeper 5, and the position signalling of shifting axle 10 is transferred to choosing
Gear angular transducer 8；Block selecting angle sensor 8 gathers the position signalling of shifting axle 10 in time and passes to electronic control component, from
And control block selecting motor 1 and rotate, it is ensured that block selecting is promptly and accurately.
The content that this utility model does not describe in detail is prior art.
Preferred implementation described above is only the illustration making this utility model.This utility model institute
Belong to those skilled in the art described detailed description of the invention to carry out various amendment, supplement or use class
As mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (6)
1. an automatic gearbox gear selection mechanism, the block selecting being connected with block selecting motor (1) including block selecting motor (1), one end
Shifting axle (10) that axle (16), top are provided with annular rack (101) and the interlock being set on this shifting axle (10)
, and one end is positioned in the spacing hole (140) of interlock (14) side, the other end is fixed on casing the spacing spiral shell of block selecting (14)
Bolt (11), employing connect double-pin (12) and fix the gearshift in the cavity being assemblied on shifting axle (10) and being positioned at interlock (14)
Rocking arm (13), and block selecting angle sensor (8), it is characterised in that:
Also include block selecting gear (4), keeper (5), block selecting sensor axis (6) and block selecting axle bearing (7), described block selecting gear
(4) use keeper (5) to be assemblied in upper and with shifting axle (10) top the annular rack (101) of block selecting sensor axis (6) to nibble
Closing, described block selecting angle sensor (8) is installed on one end of block selecting sensor axis (6), described block selecting sensor axis (6) and block selecting axle
(16) being supported in parallel to each other on block selecting axle bearing (7), described block selecting axle bearing (7) is fixed on casing, described block selecting axle
(16) being provided with gear, gear thereon also engages with the annular rack (101) on shifting axle (10) top.
Automatic gearbox gear selection mechanism the most according to claim 1, it is characterised in that: also include locking mechanism (9),
Described shifting axle (10) is provided with annular locking groove (102), and described locking mechanism (9) includes comprising towards shifting axle
(10) one end is the locking bed (90) of the cavity of opening, the locking spring (91) that is assemblied in the cavity of locking bed (90), with
And outside the opening of the part cavity that is positioned at locking bed (90) and stretch into annular locking groove (102) on shifting axle (10)
Among, locking steel ball (92) between opening and the locking spring (91) of the part cavity that is positioned at locking bed (90), described lock
The other end of the locking bed (90) of locking structure (9) is fixed on casing.
Automatic gearbox gear selection mechanism the most according to claim 1 and 2, it is characterised in that: described block selecting gear (4)
Generally sector structure.
Automatic gearbox gear selection mechanism the most according to claim 3, it is characterised in that: described block selecting gear (4)
The angle of sector structure is 80 °～100 °.
Automatic gearbox gear selection mechanism the most according to claim 4, it is characterised in that: described keeper (5) is fixed
Position pin.
Automatic gearbox gear selection mechanism the most according to claim 5, it is characterised in that: described block selecting axle (16) and its
The gear being provided with is integral type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620810975.5U CN205859132U (en) | 2016-07-29 | 2016-07-29 | A kind of automatic gearbox gear selection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620810975.5U CN205859132U (en) | 2016-07-29 | 2016-07-29 | A kind of automatic gearbox gear selection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205859132U true CN205859132U (en) | 2017-01-04 |
Family
ID=57652980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620810975.5U Active CN205859132U (en) | 2016-07-29 | 2016-07-29 | A kind of automatic gearbox gear selection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205859132U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015547A (en) * | 2016-07-29 | 2016-10-12 | 重庆青山工业有限责任公司 | Automotive automatic transmission gear selecting mechanism |
-
2016
- 2016-07-29 CN CN201620810975.5U patent/CN205859132U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015547A (en) * | 2016-07-29 | 2016-10-12 | 重庆青山工业有限责任公司 | Automotive automatic transmission gear selecting mechanism |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |