CN101799062B - Mid-size vehicle speed changer with main tank and auxiliary tank - Google Patents
Mid-size vehicle speed changer with main tank and auxiliary tank Download PDFInfo
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- CN101799062B CN101799062B CN2010101372431A CN201010137243A CN101799062B CN 101799062 B CN101799062 B CN 101799062B CN 2010101372431 A CN2010101372431 A CN 2010101372431A CN 201010137243 A CN201010137243 A CN 201010137243A CN 101799062 B CN101799062 B CN 101799062B
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Abstract
The invention mainly discloses a mid-size vehicle speed changer with a main tank and an auxiliary tank. In the auxiliary tank, an epicyclic transmission structure is adopted and has a high gear and a lower gear; a locking ring type high-capacity synchronizer is adopted to shift gears and switch between a high-gear area and a low-gear area, and gear shifts are controlled by using a pneumatic gear shift mechanism; and the auxiliary tank is combined with the main tank and can form a plurality gears. The invention has the advantages of large carrying capacity, more gears, total synchronizer gear shift, speed ratio matching distribution according to a bias geometric progression, linkage operation of the main tank and the auxiliary tank, light and convenient gear shift, environmental protection, energy saving, and the like, has stronger adaptability to various working conditions and road conditions and can better meet the development requirements of domestic vehicles at present.
Description
Technical field
The present invention relates to vehicle transmission part technical field, special and a kind of compact car speed changer with major and minor case.
Background technique
Mostly domestic present many grades of automotive transmissions of medium-sized band odd-side are two jack shaft structures, and its main tank does not have synchronizer, has problems such as operation is inconvenient, gear shift is difficult, working strength is big, is difficult to satisfy the demand of the multi-faceted fast development of present domestic compact car.
Therefore, the inventor designs a kind of with the compact car speed changer full synchronizer shift of major and minor case, the transmission of odd-side planetary mechanism, and this case produces thus.
Summary of the invention
The purpose of this invention is to provide a kind of compact structure, gear is many, ratio coverage is big, coupling is reasonable, meshing performance is good, the compact car speed changer of low price, the full synchronizer shift of major and minor case.
To achieve these goals, the technological scheme that the present invention adopted is:
Compact car speed changer with major and minor case comprises the main tank housing, is connected the odd-side housing at main tank housing rear, and basic trnasmission is that auxiliary transmission is the Gear Planet Transmission structure of compressed-air shifting in parallel-axis type drive mechanism, the odd-side housing in its main tank housing.
Has planetary mechanism lubrificated wheels in the said auxiliary transmission for epicyclic transmission mechanism and the oil lubrication of block bearing pressure fan.
Said main tank has first, powerdriven second and jack shaft as the power input, and first is bearing on the main tank housing; Second one end bearing is in first endoporus, and the other end passes the main tank housing and is positioned at the odd-side housing; Be set with four advance shifting gear and reverse gears on second in the said main tank; On second one, two, three, four advances lock ring type synchronizer shift mechanism is installed between the shifting gear, and reverse gear is a collar shift mechanism; Jack shaft is bearing on the main tank housing; Have one, the two gear driving gears that are integrally formed with himself on the jack shaft; And interference fit cover above that three, fourth gear position driving gear, and the corresponding one by one engagement of the full helical teeth of the shifting gear that respectively advances on each grade driving gear and second on the jack shaft; Also have sky in the main tank and be enclosed within while and one grade of gear of jack shaft and second idle pulley that last reverse gear is meshed on the idler shaft, the idler shaft both sides have holds the mill pad.
Said odd-side comprises planetary mechanism lubrificated wheels, epicyclic transmission mechanism, locking plate, high and low shift synchronizer assembly, compressed air gearshift and pto; Epicyclic transmission mechanism comprises sun gear, planet carrier, planet wheel, gear ring, supporting base; Described planetary mechanism lubrificated wheels is pushed down by sun gear and is enclosed within second that is positioned at the odd-side housing; Planet carrier and pto are fixed into a rigid unitary; And be bearing on the odd-side housing; Planet wheel is placed in the planet wheel shaft that is bearing on the planet carrier through needle bearing, and planet wheel is meshed with sun gear and gear ring simultaneously; Deep groove ball bearing on the pto is realized the axially locating of planet carrier, and simultaneously to supporting base radial floating location, and supporting base connects into integral body through spline and gear ring; Has the high and low shift synchronizer assembly that is fixed on the locking plate on the odd-side housing and receives compressed air gearshift control outside the supporting base; Be with low-grade awl synchronously at high and low shift synchronizer assembly near a side of locking plate, opposite side is with the high-grade awl synchronously that is fixed on the high-grade base of awl synchronously.
Has the wearing layer that forms by the spraying of carbon granule spraying technology on synchronous awl of said low grade and the high-grade rubbing surface of boring synchronously.
After adopting such scheme; Odd-side has the high and low shift switching function among the present invention; Under major and minor case interlock effect, realize many grades of speed changes, have that bearing capacity is big, compact structure, gear quantity is many, ratio coverage big, coupling is reasonable, good, the low price of meshing performance; Strong to various operating modes, road conditions adaptability, can satisfy the growth requirement of present domestic automobile preferably.In odd-side, adopt the planetary mechanism lubrificated wheels axially to fan oil and realize pressure lubrication planetary mechanism and block bearing, change in the past that planetary mechanism needs with the lubricated traditional approach of oil pump, simple in structure, cost is low, good manufacturability.
Can join four advance gear and reverse gears in the main tank of the present invention, form three grades of transmissions of four seven gear one planet mechanisms like this, realize eight the first two astern power outputs, constituting maximum input torque is 850N.m.
Description of drawings
Fig. 1 is the section of structure of preferred embodiment of the present invention;
Fig. 2 is the structural representation of preferred embodiment gear shifting handle of the present invention.
Embodiment
As shown in Figure 1, preferred embodiment of the present invention comprises interconnective main tank and odd-side, has first 1, powerdriven second 4 and jack shaft 25 as the power input in the main tank.
The first 1 full roller bearing 2 through outer astragal stop ring is bearing on the main tank housing 3.On first 1 endoporus, the other end is bearing on the main tank housing 3 through the roller bearing 7 of outer astragal stop ring, stretches in the odd-side simultaneously by needle roller bearing support for second 4 one end.
In the present embodiment, have one, two, three, four shifting gears that advance on second 4, be respectively 30,31,32,33 in the drawings, and a reverse gear 36.The shifting gear that respectively advances is enclosed within on second 4 through the needle bearing sky.Advancing one, two is equipped with lock ring type synchronizer 34 between shifting gear 30 and 31, the toothholder of lock ring type synchronizer 34 is fixed on second 4 through spline, and same, three, four advance is equipped with lock ring type synchronizer 35 between shifting gear 32 and 33.What this need further specify be, be the reliable needs that guarantee tooth, axial workpiece intensity and select big capacity synchronizer for use, the reverse gear toothholder on second 4 and second 4 are made of one.
Idler shaft 27 directly is bearing on the housing 3, and idle pulley 26 is enclosed within on the idler shaft 27 through the needle bearing sky, and both sides have holds the mill pad.Idle pulley 26 with jack shaft 25 on one grade of gear engagement, simultaneously with second 4 on reverse gear 36 be meshed.Adopt the gear shift of engagement cover mechanism during reverse gear, engagement is enclosed within on the reverse gear.
Odd-side housing odd-side housing 22 is directly to be connected with main tank housing 3 among the present invention.Planetary mechanism lubrificated wheels 9, locking plate 11, high and low shift synchronizer assembly 13, compressed air gearshift 15 and pto 37 are arranged in the odd-side housing 22.Odd-side of the present invention is to adopt epicyclic transmission mechanism, comprises sun gear 8, planet carrier 23, planet wheel 20, gear ring 10, supporting base 16.
Wherein, sun gear 8 is fixed on second 4 end through spline, and promptly second 4 is stretched into the odd-side part.Planetary mechanism lubrificated wheels 9 is pushed down the end that is enclosed within second 4 by sun gear 8 and is promptly stretched into the odd-side part for second 4.Planet carrier 23 is fixed into a rigid unitary with pto 37, and is bearing on the odd-side housing 22, and planet wheel 20 is placed in the planet wheel shaft that is bearing on the planet carrier 23 through needle bearing, and planet wheel 20 all meshes with sun gear 8, gear ring 10.
Be with deep groove ball bearing 17 on the pto 37 and prop up planet carrier 23, be with supporting base 16 outside the deep groove ball bearing 17, and supporting base 16 connects into integral body through spline and gear ring 10.Deep groove ball bearing 17 outer rings and supporting base 16 leave the gap, and components and parts floats in the realization epicyclic transmission mechanism.Outside supporting base 16, have locking plate 11, locking plate 11 is simultaneously by being bolted on the odd-side housing 22.Outside supporting base 16, also be with low-grade awl 12 synchronously, high and low shift synchronizer assembly 13, high-grade awl 14 synchronously successively.Low-grade awl synchronously 12 is fixed on the locking plate 11 through spline.High-grade awl 14 synchronously is fixed on through spline and is positioned on the high-grade base 21 of awl synchronously, and the high-grade base 21 of awl synchronously is fixed on the pto 37 by spline.High and low shift synchronizer assembly 13 is that the compressed air gearshift 15 that receives that is positioned at the top is controlled.Synchronously have wearing layer on the rubbing surface of awl 12 and high-grade awl 14 synchronously in low grade, this layer is to adopt carbon granule spraying technology spraying formation.
Among the present invention, gear shift is controlled through last cap assembly 5 and top cover assembly 6 common realizations in the main tank.Last cap assembly 5 is routine techniques in the automobile industry with top cover assembly 6 structures own, does not do here and gives unnecessary details.Under the choosing of top cover assembly 6, shift lever effect; Shift fork system in the last cap assembly 5 begins to move forward and backward; Driving the lock ring type synchronizer respectively advance between the shifting gear or the tooth cover in the collar shift mechanism moves forward and backward; Combine with the synchronous awl upper spline of one of them shifting gear, this moment, the free gear of this gear was combined into one with second 4, and the power of this gear that advances outputs on the odd-side on the realization basic trnasmission.
When speed changer will be in the top grade district during work; Move behind the compressed air gearshift 15; Drive to move with high-grade awl 14 synchronously behind the tooth cover on the high and low shift synchronizer assembly 13 and combines, this moment, high-grade awl 14 synchronously, the high-grade synchronous base 21, planet carrier 23, pto 23, supporting base 16, gear ring 10 of boring became one.This moment, whole planetary mechanism was a rigid unitary because of being fixed into one to gear ring in the planetary mechanism and planet carrier two element.Output bead 19 outputs of power outside pto 23.
When speed changer will be in the low grade district during work, compressed air gearshift 15 reaches, the tooth cover reach that drives on the high and low shift synchronizer assembly 13 combines with low-grade awl 12 synchronously, and this moment is low-grade bores 12 synchronously, locking plate 11, supporting base 16, gear ring 10 become one.Because of locking plate is fixed on the odd-side housing 22, this moment the gear ring locking, because of planetary mechanism one element locking, the output of planetary mechanism gear ratio.Power is through sun gear 8, planet wheel 20, pto 23, finally by 19 outputs of output bead.
The main tank gear that advances has 8 in the present embodiment, and the reverse gear gear has 2.Forward gears slowest ratio 12.04, reverse gear ratio 10.58.One, two, three, four forward gearss are the lock ring type synchronizer shift in the main tank, and reverse gear adopts the gear shift of collar shift mechanism.The transmission of odd-side planetary mechanism divides high and low two gears, and big capacity lock ring type synchronizer shift is realized the conversion of high and low zone.The present invention is three grades of transmissions of four seven gear one planet mechanisms, has realized eight the first two astern power outputs.
The foregoing description only is used to the inventive concept of the present invention of explaining, but not to the qualification of rights protection of the present invention, allly utilizes this design that the present invention is carried out the change of unsubstantiality, all should fall into protection scope of the present invention.
Claims (3)
1. with the compact car speed changer of major and minor case, comprise the main tank housing, be connected the odd-side housing at main tank housing rear, it is characterized in that:
Its basic trnasmission is that parallel-axis type drive mechanism, auxiliary transmission are the Gear Planet Transmission structure of compressed-air shifting; Said auxiliary transmission comprises planetary mechanism lubrificated wheels, epicyclic transmission mechanism, locking plate, high and low shift synchronizer assembly, compressed air gearshift and pto; Epicyclic transmission mechanism comprises sun gear, planet carrier, planet wheel, gear ring, supporting base; Described planetary mechanism lubrificated wheels is pushed down by sun gear; Be enclosed within second that is positioned at the odd-side housing, planet carrier and pto are fixed into a rigid unitary, and are bearing on the odd-side housing; Planet wheel is placed in the planet wheel shaft that is bearing on the planet carrier, and planet wheel and sun gear and gear ring all mesh; Be with the deep groove ball bearing of realizing the planet carrier axially locating on the pto, deep groove ball bearing is with supporting base outward, and supporting base connects into integral body through spline and gear ring; Has the high and low shift synchronizer assembly that is fixed on the locking plate on the odd-side housing and receives compressed air gearshift control outside the supporting base; Be with low-grade awl synchronously at high and low shift synchronizer assembly near a side of locking plate, opposite side is with the high-grade awl synchronously that is fixed on the high-grade base of awl synchronously.
2. the compact car speed changer with major and minor case as claimed in claim 1 is characterized in that: have the planetary mechanism lubrificated wheels for epicyclic transmission mechanism and the oil lubrication of block bearing pressure fan in the said auxiliary transmission.
3. the compact car speed changer with major and minor case as claimed in claim 1 is characterized in that: have the wearing layer that is formed by the spraying of carbon granule spraying technology on synchronous awl of said low grade and the high-grade rubbing surface of boring synchronously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101372431A CN101799062B (en) | 2010-03-27 | 2010-03-27 | Mid-size vehicle speed changer with main tank and auxiliary tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101372431A CN101799062B (en) | 2010-03-27 | 2010-03-27 | Mid-size vehicle speed changer with main tank and auxiliary tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101799062A CN101799062A (en) | 2010-08-11 |
| CN101799062B true CN101799062B (en) | 2012-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010101372431A Active CN101799062B (en) | 2010-03-27 | 2010-03-27 | Mid-size vehicle speed changer with main tank and auxiliary tank |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102052453A (en) * | 2010-12-23 | 2011-05-11 | 浙江长泰机械有限公司 | Auxiliary supporting structure for planetary mechanism assembly of planetary transmission pair speed changer of automobile speed changer |
| CN103542080B (en) * | 2013-10-16 | 2017-05-24 | 浙江长泰机械有限公司 | Lubricating structure of planet-structured auxiliary transmission of transmission of medium and light vehicle |
| CN103527755B (en) * | 2013-10-16 | 2016-02-10 | 浙江长泰机械有限公司 | With the medium-sized automobile transmission of major and minor case |
| CN104500705A (en) * | 2014-11-24 | 2015-04-08 | 中国地质大学（武汉） | Sub-gearbox for planetary gear train of transmission |
| CN104373562B (en) * | 2014-11-24 | 2015-10-14 | 中国地质大学（武汉） | A kind of lubricating type planet wheel gear box sub-case |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201802841U (en) * | 2010-03-27 | 2011-04-20 | 浙江长泰机械有限公司 | Medium-sized automobile transmission with main box and secondary box |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1232341A (en) * | 1968-02-26 | 1971-05-19 | ||
| CN2661481Y (en) * | 2003-06-12 | 2004-12-08 | 杭州前进齿轮箱集团有限公司 | Combined type transmission for heavy duty car |
| CN2739424Y (en) * | 2004-09-16 | 2005-11-09 | 杭州前进齿轮箱集团有限公司 | Heavy-duty truck speed transmission |
| CA2585252A1 (en) * | 2004-10-29 | 2006-05-04 | Geoffrey Allan Williames | Hydromechanical variable speed transmission |
| CN101592212B (en) * | 2009-07-09 | 2011-07-20 | 浙江长泰机械有限公司 | Light-duty automotive transmission with main box and secondary box |
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2010
- 2010-03-27 CN CN2010101372431A patent/CN101799062B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201802841U (en) * | 2010-03-27 | 2011-04-20 | 浙江长泰机械有限公司 | Medium-sized automobile transmission with main box and secondary box |
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| CN101799062A (en) | 2010-08-11 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220922 Address after: Huxi, Sanxi Village, Qianqing Street, Keqiao District, Shaoxing City, Zhejiang Province 312000 Patentee after: Zhejiang Shaoxing gear transmission Co.,Ltd. Address before: Zhejiang Changtai Machinery Co., Ltd., Huashe Street, Shaoxing County, Zhejiang Province, 312033 Patentee before: ZHEJIANG CHANGTAI MACHINERY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Medium size automobile transmission with main and auxiliary gearbox Effective date of registration: 20230314 Granted publication date: 20120725 Pledgee: Zhejiang Shaoxing Ruifeng Rural Commercial Bank Co.,Ltd. Huashe sub branch Pledgor: Zhejiang Shaoxing gear transmission Co.,Ltd. Registration number: Y2023980034845 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |