CN104295731B - Electric automatic speed changing box executing motor mechanism - Google Patents
Electric automatic speed changing box executing motor mechanism Download PDFInfo
- Publication number
- CN104295731B CN104295731B CN201410401535.XA CN201410401535A CN104295731B CN 104295731 B CN104295731 B CN 104295731B CN 201410401535 A CN201410401535 A CN 201410401535A CN 104295731 B CN104295731 B CN 104295731B
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- CN
- China
- Prior art keywords
- bearing
- rotor
- outer rotor
- internal rotor
- spline housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/32—Electric motors actuators or related electrical control means therefor
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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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/0003—Arrangement or mounting of elements of the control apparatus, e.g. valve assemblies or snapfittings of valves; Arrangements of the control unit on or in the transmission gearbox
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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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/32—Electric motors actuators or related electrical control means therefor
- F16H2061/326—Actuators for range selection, i.e. actuators for controlling the range selector or the manual range valve in the transmission
Abstract
The invention discloses an electric automatic speed changing box executing motor mechanism which comprises a gear shift shaft (19). A shaft body of the gear shift shaft (19) is in spline fit with a spline sleeve (13) arranged at the end of an outer rotor (12). One end of the gear shift shaft (19) extends into an inner rotor (6) and is in thread connection with a nut (5) fixed in the inner rotor (6). The inner rotor (6) is supported in the outer rotor (12) through a bearing. The outer rotor (12) is arranged in an outer stator (15) in a rotatable mode. An inner-outer-double-motor structure is used, the output torque of a gear selecting motor and a gear shifting motor is matched with the driving torque of the speed changing box gear shift shaft, gear selecting and gear shifting functions are achieved, the electric automatic speed changing box executing motor mechanism has the advantages of being simple in structure, easy to assemble, small in size, low in cost, flexible in operation, high in reliability and the like, and the accuracy of gear shifting can be guaranteed.
Description
Technical field
The invention belongs to technical field of automobile transmission, specifically, execute electricity particularly to a kind of electronic automatic gear-box
Machine mechanism.
Background technology
At present, the block selecting device of automobile gear shift actuator, gearshift can adopt motor-driven structure, hydraulic-driven
Structure or air pressure driving structure.
Hydraulically powered shift-selecting and changing actuating mechanism has compact conformation, the accurate advantage of action, but its complex structure, part
Requirement on machining accuracy is high, quality control is difficult, need to set up hydraulic power supply, and manufacturing expense is high.
The shift-selecting and changing actuating mechanism that air pressure drives has the advantages that economic and environment-friendly, part manufacture requirements are not high, and can be utilized
Existing pneumatic supply on automobile, but its block selecting device need to realize three or four block selecting positions by multiple cylinders, and need to configure many
Individual solenoid valve control inlet, outlet, have complex structure, shift-selecting and changing actuating mechanism takes up room big and poor universality defect.
Motor-driven shift-selecting and changing actuating mechanism adopts two motors to provide power, and one is block selecting motor, and another is
Shift motor, block selecting motor and shift motor are side by side or positioned opposite, must be equipped with gear between block selecting motor and shift motor
Drive mechanism, and correspondingly need to be equipped with sensor, one side complex structure, volume is big, and assembling is difficult, and efficiency of assembling is low, raw
Produce high cost, on the other hand, manipulation is difficult, shifting accuracy of action and less reliable.
Content of the invention
The technical problem to be solved is to provide that a kind of structure is simple, reliably electronic automatic gear-box execution
Motor mechanism.
Technical scheme is as follows: a kind of electronic automatic gear-box actuating motor mechanism, including shifting shaft 19, described
Spline housing 13 spline fitted that the axle body of shifting shaft 19 is arranged with outer rotor 12 end, internal rotor 6 is stretched in one end of shifting shaft 19
In, and threaded with fixing nut 5 in internal rotor 6, described internal rotor 6 is supported in outer rotor 12 by bearing, turns outward
Son 12 is rotatably arranged in external stator 15.
The present invention is inside and outside bi-motor structure.Wherein, outer rotor can not only be used for the stator of interior motor, also can be used as outer motor
Rotor.Outer rotor is combined with internal rotor, forms block selecting motor；Outer rotor is combined with external stator, forms shift motor.Carry out
When variable block, first start block selecting motor, so that internal rotor is operated, due to forming screw thread pair, block selecting between internal rotor and shifting shaft
The internal rotor of motor drives shifting shaft for linear motion along its axis, due to flower between the spline housing of shifting shaft and outer rotor end
Key coordinates, and does not interfere with outer rotor during shifting shaft linear motion；After shifting shaft moves to the block selecting position of needs, block selecting motor stops
Only, shift motor operating, makes outer rotor rotate (now between internal rotor and outer rotor no relative motion), outer rotor rotation
Meanwhile, shifting shaft is driven to turn over certain angle by spline housing, thus realizing putting into gear.
The present invention compared with traditional bi-motor structure, due to using inside and outside embedded structure, and the stator of interior motor
As the rotor of outer motor, only block selecting and gearshift, no intermediate connecting mechanism, such one side structure letter need to be completed by motor
Single, compact, small volume, parts are few, easy disassembling, assemble and easy to maintenance, and production efficiency is high, are conducive to producing in batches；Separately
On the one hand, the present invention directly realizes automatic speed changing function by motor controller controls motor, without sensor, reduces further
Production cost, and go slick, reliability is it can be ensured that shifting accuracy of action.
Described external stator 15 is straight nested structure, and one end of external stator 15 is sealed by bearing cap 10, and bearing cap 10 passes through first
Bearing 11 is supported with outer rotor 12, installs bearing block 18 in the other end of external stator 15, bearing block 18 pass through second bearing 20 with
Spline housing 13 mutually supports.Easily, bearing cap and bearing block assembling are convenient, and be connected with external stator is firm for above structure processing and fabricating
Property is good.
The two ends of described bearing block 18 are flange arrangement, and the flange of bearing block 18 one end is pasted with the end face of external stator 15
Close, and be bolted, the flange of bearing block 18 other end is provided with circumferentially equally distributed pilot hole.Above structure
Bearing block moulding simple it is easy to processing, while being easy to bearing block and be connected with external stator, bearing block is by flange and change
Fast case is easy to connect, firm, reliable.
The inner of described spline housing 13 is integrally formed as disk body, and this disk body is fitted with outer rotor 12, and solid by bolt
Fixed.Spline housing and outer rotor adopt split-type structural, and respective processing and fabricating is easy, and both engage closely, and it is firm to connect, and has
Beneficial to fast assembling-disassembling.
It is provided with outer encoder 8 in described bearing block 18, this outer encoder 8 is located on spline housing 13, described internal rotor 6
One end near bearing cap 10 is set with inner encoder 2, and this inner encoder 2 is located in outer rotor 12, and by outer rotor 12 inwall
First circlip for hole 1 of setting-in and the second circlip for hole 17 are spacing.The encoder that inside and outside electric drilling match is used divides
It is not encapsulated in outer rotor and bearing block, not only position reliable it is easy to assemble, and further enhancing the compactedness of structure,
Overall volume can be reduced as much as possible.
In order to simplify structure, easy disassembly, and guarantee motility and the reliability of rotor operating, the one of described internal rotor 6
End is supported with outer rotor 12 by 3rd bearing 4, one of 3rd bearing 4, other end spacing by the second circlip for hole 17
Spacing by the step surface on internal rotor 6, the other end of internal rotor 6 is supported with outer rotor 12 by fourth bearing 14, fourth bearing
One of 14 spacing by the step surface on internal rotor 6, and the other end of fourth bearing 14 is spacing by the disk body of spline housing 13 the inner.
Beneficial effect: the present invention adopts inside and outside bi-motor structure, and by the output torsion to block selecting motor and shift motor
Square is mated with the driving torque of gearbox shifting axle, realizes block selecting and gearshift function, have that structure is simple, assembling easily,
Small volume, low cost, go slick, reliability the features such as it can be ensured that shifting accuracy of action.
Brief description
Fig. 1 is the structural representation of the present invention.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples:
As shown in figure 1, external stator 15 is preferably straight nested structure, one end of external stator 15 is sealed by bearing cap 10, bearing cap
10 are mutually fixed with external stator 15 by the first bolt 3.External stator 15 the other end arrange bearing block 18, the two of this bearing block 18
End is flange arrangement, and the flange of bearing block 18 the inner is fitted with the end face of external stator 15, and fixed with outer by the second bolt 16
Son 15 is fixing, the flange of bearing block 18 outer end is provided with circumferentially equally distributed pilot hole, wears the 3rd in each pilot hole
Bolt 9, with will pass through the 3rd bolt 9, bearing block 18 is fixed on change speed gear box (in figure is not drawn into).
As shown in figure 1, being provided with outer rotor 12 in external stator 15, outer rotor 12 pass through clutch shaft bearing 11 and bearing cap 10 with
Supporting.Spline housing 13 is set in the other end of outer rotor 12, the inner of spline housing 13 is integrally formed as disk body, this disk body is turned with outer
Son 12 fits, and is bolted, spline housing 13 outer end substantially concordant with the outer face of bearing block 18, and spline
Set 13 is mutually supported with bearing block 18 by second bearing 20.It is provided with outer encoder 8 in bearing block 18, this outer encoder 8 ring set
On spline housing 13, separated spacing between outer encoder 8 and fourth bearing 20 by circlip for hole.
As shown in figure 1, being provided with internal rotor 6 in outer rotor 12, internal rotor 6 is set with interior volume near one end of bearing cap 10
Code device 2, this inner encoder 2 is located in outer rotor 12, and the first circlip for hole 1 and second by outer rotor 12 inwall setting-in
Circlip for hole 17 is spacing.Internal rotor 6 is supported with outer rotor 12 by 3rd bearing 4 near one end of bearing cap 10, and the 3rd
One of bearing 4 is spacing by the second circlip for hole 17, and other end is spacing by the step surface on internal rotor 6；Internal rotor 6 another
One end is supported with outer rotor 12 by fourth bearing 14, and one of fourth bearing 14 is spacing by the step surface on internal rotor 6, and the 4th
The other end of bearing 14 is spacing by the disk body of spline housing 13 the inner.
As shown in figure 1, shifting shaft 19 passes from change speed gear box, this shifting shaft 19, internal rotor 6, outer rotor 12 and external stator
15 4 axial line is point-blank.Shifting shaft 19 stretches in internal rotor 6 through spline housing 13, the axle body of shifting shaft 19 with
Spline housing 13 spline fitted, is threadeded with fixing nut 5 in internal rotor 6 in the end of shifting shaft 19.
The operation principle of the present invention is as follows:
Outer rotor 12 is combined with internal rotor 6, forms block selecting motor；Outer rotor 12 is combined with external stator 15, composition gearshift electricity
Machine.When carrying out variable block, first start block selecting motor, so that internal rotor 6 is operated, due to shape between internal rotor 6 and shifting shaft 19
Become screw thread pair, the internal rotor 6 of block selecting motor drives shifting shaft 19 for linear motion along its axis, due to shifting shaft 19 and outer rotor
Spline fitted between the spline housing 13 of 12 ends, does not interfere with outer rotor during shifting shaft 19 linear motion；Shifting shaft 19 moves to
Behind the block selecting position needing, block selecting motor stops, and shift motor operating, so that outer rotor 12 is rotated, now internal rotor 6 is turned with outer
Son 12 operates together, while outer rotor 12 rotation, drives shifting shaft 19 to turn over certain angle by spline housing 13, thus realizing
Put into gear.
Although being described to the preferred embodiments of the present invention above in association with accompanying drawing, the invention is not restricted to above-mentioned concrete
Embodiment, above-mentioned specific embodiment is only exemplary rather than determinate, and those of ordinary skill in the art exists
Under the enlightenment of the present invention, represent as multiple types without prejudice on the premise of present inventive concept and claim, can be made, such as
The installation site of change encoder or mounting means, or change the moulding of spline housing, or spline housing is arranged with outer rotor
It is structure as a whole, such conversion each falls within protection scope of the present invention.
Claims (4)
1. a kind of electronic automatic gear-box actuating motor mechanism, including shifting shaft (19) it is characterised in that: described shifting shaft (19)
The setting of axle body and outer rotor (12) end spline housing (13) spline fitted, internal rotor (6) is stretched in one end of shifting shaft (19)
In, and threaded with fixing nut (5) in internal rotor (6), described internal rotor (6) is supported on outer rotor (12) by bearing
Interior, outer rotor (12) is rotatably arranged in external stator (15)；
Described external stator (15) is straight nested structure, and one end of external stator (15) is sealed by bearing cap (10), and bearing cap (10) passes through
Clutch shaft bearing (11) is supported with outer rotor (12), installs bearing block (18) in the other end of external stator (15), bearing block (18) leads to
Cross second bearing (20) mutually to support with spline housing (13)；
The inner of described spline housing (13) is integrally formed as disk body, and this disk body is fitted with outer rotor (12), and solid by bolt
Fixed.
2. electronic automatic gear-box actuating motor mechanism according to claim 1 it is characterised in that: described bearing block (18)
Two ends be flange arrangement, the flange of bearing block (18) one end is fitted with the end face of external stator (15), and is bolted,
Circumferentially equally distributed pilot hole is provided with the flange of bearing block (18) other end.
3. electronic automatic gear-box actuating motor mechanism according to claim 1 it is characterised in that: in described bearing block
(18) it is provided with outer encoder (8) in, this outer encoder (8) is located on spline housing (13), described internal rotor (6) is near bearing cap
(10) one end is set with inner encoder (2), and this inner encoder (2) is located in outer rotor (12), and by outer rotor (12) inwall
First circlip for hole (1) of setting-in and the second circlip for hole (17) are spacing.
4. electronic automatic gear-box actuating motor mechanism according to claim 3 it is characterised in that: described internal rotor (6)
One end pass through 3rd bearing (4) and outer rotor (12) and support, one of 3rd bearing (4) by the second circlip for hole (17)
Spacing, the other end of 3rd bearing (4) is spacing by the step surface on internal rotor (6), and the other end of internal rotor (6) passes through the 4th axle
Hold (14) to support with outer rotor (12), one of fourth bearing (14), fourth bearing spacing by the step surface on internal rotor (6)
(14) other end is spacing by the inner disk body of spline housing (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410401535.XA CN104295731B (en) | 2014-08-15 | 2014-08-15 | Electric automatic speed changing box executing motor mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410401535.XA CN104295731B (en) | 2014-08-15 | 2014-08-15 | Electric automatic speed changing box executing motor mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104295731A CN104295731A (en) | 2015-01-21 |
| CN104295731B true CN104295731B (en) | 2017-01-18 |
Family
ID=52315589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410401535.XA Active CN104295731B (en) | 2014-08-15 | 2014-08-15 | Electric automatic speed changing box executing motor mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104295731B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102324800A (en) * | 2011-04-12 | 2012-01-18 | 深圳市再丰达实业有限公司 | Intensive rotary expansion device |
| CN203522469U (en) * | 2013-06-26 | 2014-04-02 | 李忠福 | Power combined motor with stator arranged on shaft sheath |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3641265B2 (en) * | 2002-12-04 | 2005-04-20 | 日産自動車株式会社 | Hybrid transmission |
| JP2005256944A (en) * | 2004-03-11 | 2005-09-22 | Nsk Ltd | Actuator |
| DE102004045493C5 (en) * | 2004-09-20 | 2008-09-04 | Siemens Ag | Electric machine |
| CN100438278C (en) * | 2006-09-14 | 2008-11-26 | 湖南大学 | Combined type motor |
| US8686603B2 (en) * | 2008-09-30 | 2014-04-01 | Thk Co., Ltd. | Linear and rotary actuator |
| DE102010028872A1 (en) * | 2010-05-11 | 2011-11-17 | Siemens Aktiengesellschaft | Drive device for rotary and linear movements with decoupled inertia |
-
2014
- 2014-08-15 CN CN201410401535.XA patent/CN104295731B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102324800A (en) * | 2011-04-12 | 2012-01-18 | 深圳市再丰达实业有限公司 | Intensive rotary expansion device |
| CN203522469U (en) * | 2013-06-26 | 2014-04-02 | 李忠福 | Power combined motor with stator arranged on shaft sheath |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104295731A (en) | 2015-01-21 |
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