CN106763551A - Gear case type transmission arrangement - Google Patents
Gear case type transmission arrangement Download PDFInfo
- Publication number
- CN106763551A CN106763551A CN201710052276.8A CN201710052276A CN106763551A CN 106763551 A CN106763551 A CN 106763551A CN 201710052276 A CN201710052276 A CN 201710052276A CN 106763551 A CN106763551 A CN 106763551A
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- CN
- China
- Prior art keywords
- mentioned
- cone bearing
- shaft
- gear
- power transmission
- 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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/12—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts with means for synchronisation not incorporated in the clutches
-
- 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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
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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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
-
- 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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02039—Gearboxes for particular applications
- F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
-
- 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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02086—Measures for reducing size of gearbox, e.g. for creating a more compact transmission casing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The invention discloses a kind of gear case type transmission arrangement, casing including motor and gearbox, first power transmission shaft, second driving shaft and output shaft are installed in the casing of gearbox, above-mentioned first power transmission shaft is sequentially provided with the first cone bearing, often engagement driving gear and the second cone bearing from first end to the second end, above-mentioned output shaft is sequentially provided with synchronizer, first speed driven gear and the 3rd cone bearing from first end to the second end, and above-mentioned second driving shaft is sequentially provided with the 4th cone bearing, often engagement driven gear, one grade of driving gear and the 5th cone bearing from first end to the second end.Beneficial effects of the present invention are：The gear case type transmission arrangement simple structure and can guarantee that transmission system efficiency.
Description
Technical field
The present invention relates to gearbox technical field, and in particular to a kind of hybrid power or pure electric automobile gearbox transmission
Device.
Background technology
Heavily loaded gear case type transmission arrangement is generally many gears in the market（The gear/16 of such as 8 gear/10 keeps off）Transmission device, often
Rule gear case type transmission arrangement gear is more, complex structure, and weight is big, is not suitable for new energy gearbox；Be mainly used in heavy truck and
The automobile powered by conventional energy such as motorbus, is not suitable for the flexible feature of hybrid powder motor speed governing.And be currently used for hybrid power or
The gear case type transmission arrangement of pure electric automobile is single gear speed reduction gearing, and the loss of electric machine is big, limits hybrid power transmission
System effectiveness.
The content of the invention
It is an object of the invention to provide a kind of gear case type transmission arrangement, the gear case type transmission arrangement simple structure and can protect
Card transmission system efficiency.
To achieve the above object, the present invention provides following technical scheme：
A kind of gear case type transmission arrangement, including motor and gearbox casing, the first biography is installed in the casing of gearbox
Moving axis, second driving shaft and output shaft, above-mentioned first power transmission shaft are sequentially provided with the first cone bearing from first end to the second end, often nibble
Driving gear and the second cone bearing are closed, the first power transmission shaft is supported in the casing of gearbox by the first cone bearing, often engagement master
Moving gear is fixedly mounted on the outer wall of the first power transmission shaft, and the second end of above-mentioned first power transmission shaft is hollow inner chamber, the second cone
Bearing is arranged in the inner chamber of the first power transmission shaft, and the drive shaft of above-mentioned motor is connected with the first end of the first power transmission shaft, on
State output shaft and synchronizer, first speed driven gear and the 3rd cone bearing are sequentially provided with from first end to the second end, above-mentioned output shaft leads to
Third hand tap bearings are crossed in the casing of gearbox, with output shaft by spline connection, first speed driven gear passes through synchronizer
On the outer wall of above-mentioned second driving shaft, above-mentioned second driving shaft is sequentially provided with from first end to the second end to roller bearings
Four cone bearings, often engagement driven gear, one grade of driving gear and the 5th cone bearing, above-mentioned second driving shaft pass through the 4th cone bearing
It is supported in the casing of gearbox with the 5th cone bearing, above-mentioned normal engagement driven gear and one grade of driving gear are fixedly mounted on
On the outer wall of above-mentioned second driving shaft, the second end of above-mentioned first power transmission shaft passes through above-mentioned second cone bearing and above-mentioned output shaft
First end is connected, above-mentioned normal engagement driving gear and above-mentioned normal engagement driven gear engagement, above-mentioned one grade of driving gear and one grade
Driven gear is engaged, and synchronizer is used to locking output shaft and first speed driven gear/often engage driving gear.
Preferably, the outer ring of above-mentioned second cone bearing is fixedly connected with the inner chamber at the second end of the first power transmission shaft, and above-mentioned
The inner ring of two cone bearings is fixedly connected with the first end of second driving shaft.
Preferably, the inner chamber interference fit at the second end of the outer ring of above-mentioned second cone bearing and the first power transmission shaft.
Operation principle of the invention is：
One gear drive path：Synchronizer is combined with a gear driven gear, and power is delivered to often engagement driving tooth from the first power transmission shaft
Wheel, by often engagement driven gear, second driving shaft, a gear driving gear, a gear driven gear, exports eventually through output shaft
Power；
Two grades of drive paths：Synchronizer is combined with often engagement driving gear, and power is delivered to synchronizer from the first power transmission shaft, passes through
Output shaft exports power；
Reverse gear route：Synchronizer is combined with a gear driven gear, and power is delivered to often engagement driving tooth from the first power transmission shaft
Wheel, wherein hybrid vehicle reverse drive motor reversal, by often engagement driven gear, second driving shaft, a gear driving tooth
Wheel, a gear driven gear, power is exported eventually through output shaft 3.1.
Beneficial effects of the present invention are：
Transmission device is made up of the first power transmission shaft, second driving shaft and output shaft, and each axle is supported using cone bearing, totally 5 axis of cone
Hold；
There are the first cone bearing and third hand tap bearings, the first power transmission shaft and output shaft in first power transmission shaft and output shaft two ends respectively
Between using the second cone bearing support；
Second cone bearing in the first power transmission shaft hollow cavity, for ensure machining accuracy axis of cone bearing outer-ring interference is fitted in first
In power transmission shaft inner chamber, cone bearing inner ring assembly is arranged on output shaft；
On output shaft, often synchronizer is arranged between engagement driving gear and a gear driven gear；
Cancel reversing shaft and idle pulley in conventional speed change case, keep off hybrid power for heavy duty two and realized by motor positive and inverse.
Transmission device is made up of the first power transmission shaft, second driving shaft and output shaft, and each axle is supported using cone bearing, and support is steady
Qualitative good, transmission system large carrying capacity, transmission system is supported using cone bearing, small relative to other supporting way sizes；
Supported using cone bearing between first power transmission shaft and output shaft, eliminate the axial direction and footpath between the first power transmission shaft and output shaft
To gap, synchronizer gearshift reliability is improved.
Brief description of the drawings
Fig. 1 is schematic diagram of the invention.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the invention is further described.Following examples are only
For clearly illustrating technical scheme, and can not be limited the scope of the invention with this.
The present invention specific implementation technical scheme be：
As shown in figure 1,
A kind of gear case type transmission arrangement, including motor and gearbox casing, the first biography is installed in the casing of gearbox
Moving axis 1.1, second driving shaft 2.1 and output shaft 3.1, above-mentioned first power transmission shaft 1.1 are sequentially provided with from first end to the second end
One cone bearing 1.2, often the engagement cone bearing 1.3 of driving gear 1.4 and second, the first power transmission shaft 1.1 pass through the first cone bearing 1.2
In the casing of gearbox, often engagement driving gear 1.4 is fixedly mounted on the outer wall of the first power transmission shaft 1.1 for support, and above-mentioned first
Second end of power transmission shaft 1.1 is hollow inner chamber, and the second cone bearing 1.3 is arranged in the inner chamber of the first power transmission shaft 1.1, above-mentioned drive
The drive shaft of dynamic motor is connected with the first end of the first power transmission shaft 1.1, and above-mentioned output shaft 3.1 sets successively from first end to the second end
There are synchronizer 3.4, the cone bearing 3.2 of first speed driven gear 3.3 and the 3rd, above-mentioned output shaft 3.1 is supported by the 3rd cone bearing 3.2
In the casing of gearbox, with output shaft 3.1 by spline connection, first speed driven gear 3.3 passes through rolling bearing to synchronizer 3.4
It is supported on the outer wall of above-mentioned second driving shaft 2.1, above-mentioned second driving shaft 2.1 is sequentially provided with the 4th from first end to the second end
Cone bearing 2.2, often engagement 2.3, one grade of cone bearing 2.5 of driving gear 2.4 and the 5th of driven gear, above-mentioned second driving shaft 2.1
It is supported in the casing of gearbox by the 4th cone bearing 2.2 and the 5th cone bearing 2.5, the above-mentioned normal engagement He of driven gear 2.3
One grade of driving gear 2.4 is fixedly mounted on the outer wall of above-mentioned second driving shaft 2.1, and the second of above-mentioned first power transmission shaft 1.1
End is connected by above-mentioned second cone bearing 1.3 with the first end of above-mentioned output shaft 3.1, above-mentioned normal to engage driving gear 1.4 and upper
State often engagement driven gear 2.3 to engage, above-mentioned one grade of driving gear 2.4 and first speed driven gear 3.3 are engaged, and synchronizer 3.4 is used
In locking output shaft 3.1 often driving gear 1.4 is engaged with first speed driven gear 3.3/.
The outer ring of above-mentioned second cone bearing 1.3 is fixedly connected with the inner chamber at the second end of the first power transmission shaft 1.1, and above-mentioned second
The inner ring of cone bearing 1.3 is fixedly connected with the first end of second driving shaft 2.1.
The inner chamber interference fit at the second end of the outer ring of above-mentioned second cone bearing 1.3 and the first power transmission shaft 1.1.
Operation principle of the invention is：
One gear drive path：Synchronizer 3.4 is combined with a gear driven gear, and power is delivered to often engagement from the first power transmission shaft 1.1
Driving gear 1.4, keeps off driven gear, most by often engagement driven gear 2.3, the gear of a second driving shaft 2.1, driving gear, one
Power is exported by output shaft 3.1 eventually；
Two grades of drive paths：Synchronizer 3.4 is combined with often engagement driving gear 1.4, and power is delivered to together from the first power transmission shaft 1.1
Step device 3.4, power is exported by output shaft 3.1；
Reverse gear route：Synchronizer 3.4 is combined with a gear driven gear, and power is delivered to often engagement from the first power transmission shaft 1.1
Driving gear 1.4, wherein hybrid vehicle reverse drive motor reversal, by often engagement driven gear 2.3, second driving shaft
2.1st, a gear driving gear, a gear driven gear, power is exported eventually through output shaft 3.13.1.
Beneficial effects of the present invention are：
Transmission device is made up of the first power transmission shaft 1.1, second driving shaft 2.1 and output shaft 3.1, and each axle is supported using cone bearing,
Totally 5 cone bearings；
First power transmission shaft 1.1 and the two ends of output shaft 3.1 have the first cone bearing 1.2 and the 3rd cone bearing 3.2 to support respectively, and first passes
Supported using the second cone bearing 1.3 between moving axis 1.1 and output shaft 3.1；
Second cone bearing 1.3 in the hollow cavity of the first power transmission shaft 1.1, for ensure machining accuracy axis of cone bearing outer-ring interference is press-fited
In the inner chamber of the first power transmission shaft 1.1, cone bearing inner ring assembly is arranged on output shaft 3.1；
On output shaft 3.1, often synchronizer 3.4 is arranged between engagement driving gear 1.4 and gear driven gear；
Cancel reversing shaft and idle pulley in conventional speed change case, keep off hybrid power for heavy duty two and realized by motor positive and inverse.
Transmission device is made up of the first power transmission shaft 1.1, second driving shaft 2.1 and output shaft 3.1, and each axle uses cone bearing branch
Support, stability of strutting system is good, transmission system large carrying capacity, and transmission system is supported using cone bearing, relative to other supporting way
Size is small；
Supported using cone bearing between first power transmission shaft 1.1 and output shaft 3.1, eliminate the first power transmission shaft 1.1 and output shaft 3.1 it
Between axially and radially gap, improve synchronizer 3.4 gearshift reliability.
The above is only the preferred embodiment of the present invention, it is noted that come for those skilled in the art
Say, on the premise of the technology of the present invention principle is not departed from, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (3)
1. a kind of gear case type transmission arrangement, it is characterised in that the casing including motor and gearbox, in the casing of gearbox
First power transmission shaft, second driving shaft and output shaft are installed, above-mentioned first power transmission shaft is sequentially provided with from first end to the second end
One cone bearing, often engagement driving gear and the second cone bearing, the first power transmission shaft are supported on the case of gearbox by the first cone bearing
In vivo, often engagement driving gear is fixedly mounted on the outer wall of the first power transmission shaft, and the second end of above-mentioned first power transmission shaft is hollow
Inner chamber, the second cone bearing is arranged in the inner chamber of the first power transmission shaft, the drive shaft of above-mentioned motor and the first power transmission shaft
First end is connected, and above-mentioned output shaft is sequentially provided with synchronizer, first speed driven gear and the 3rd cone bearing from first end to the second end,
By third hand tap bearings in the casing of gearbox, synchronizer is with output shaft by spline connection, one grade for above-mentioned output shaft
By roller bearings on the outer wall of above-mentioned second driving shaft, above-mentioned second driving shaft is from first end to second for driven gear
End is sequentially provided with the 4th cone bearing, often engagement driven gear, one grade of driving gear and the 5th cone bearing, and above-mentioned second driving shaft leads to
Cross the 4th cone bearing and the 5th cone bearing is supported in the casing of gearbox, above-mentioned normal engagement driven gear and one grade of driving gear
Be fixedly mounted on the outer wall of above-mentioned second driving shaft, the second end of above-mentioned first power transmission shaft by above-mentioned second cone bearing with
The first end of above-mentioned output shaft is connected, and above-mentioned normal engagement driving gear and above-mentioned normal engagement driven gear are engaged, above-mentioned one grade of master
Moving gear and first speed driven gear are engaged, and synchronizer is used to locking output shaft and first speed driven gear/often engage driving gear.
2. gear case type transmission arrangement according to claim 1, it is characterised in that the outer ring and first of above-mentioned second cone bearing
The inner chamber at the second end of power transmission shaft is fixedly connected, and the inner ring of above-mentioned second cone bearing is fixed with the first end of second driving shaft and connected
Connect.
3. gear case type transmission arrangement according to claim 2, it is characterised in that the outer ring and first of above-mentioned second cone bearing
The inner chamber interference fit at the second end of power transmission shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710052276.8A CN106763551A (en) | 2017-01-24 | 2017-01-24 | Gear case type transmission arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710052276.8A CN106763551A (en) | 2017-01-24 | 2017-01-24 | Gear case type transmission arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106763551A true CN106763551A (en) | 2017-05-31 |
Family
ID=58942509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710052276.8A Withdrawn CN106763551A (en) | 2017-01-24 | 2017-01-24 | Gear case type transmission arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106763551A (en) |
-
2017
- 2017-01-24 CN CN201710052276.8A patent/CN106763551A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170531 |