CN204127218U - A kind of power-shift transmission - Google Patents
A kind of power-shift transmission Download PDFInfo
- Publication number
- CN204127218U CN204127218U CN201420473554.9U CN201420473554U CN204127218U CN 204127218 U CN204127218 U CN 204127218U CN 201420473554 U CN201420473554 U CN 201420473554U CN 204127218 U CN204127218 U CN 204127218U
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- China
- Prior art keywords
- gear
- jack shaft
- shaft
- gears
- fixed
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- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of power-shift transmission, is particularly useful on wheel loader.This speed changer has six roots of sensation axle 13 gears, forms four forward gears altogether and retreats keep off with four, and by two clutches, closed and four gears meshing realize forward gear, retreat gear and are closed by two clutches and three gears meshing realizations.Press the drive path of axle, viewed from end face, input shaft I and jack shaft II, III are triangularly arranged, and jack shaft III, IV, V, VI is arranged in quadrilateral.The utility model structure is simple, drive path is short, transmission efficiency is high, fixed gear Z7 on output shaft VI on fixed gear Z11, Z12 and jack shaft V, the fixed gear Z10 number of teeth on jack shaft IV can adjust in larger scope, thus according to different needs, design obtains different velocity ratios.
Description
Technical field
The utility model relates to a kind of speed changer, and specifically a kind of power-shift transmission being applicable to engineering machinery, is particularly useful on wheel loader.
Background technique
Speed changer is one of most important parts of engineering machinery, is divided into planet transmission and fixed shaft type transmission two kinds by its train of gearings form.The former planet transmission, complex structure, required precision is high, gear is few, transmission efficiency is low, and rate of fault is higher.The latter's fixed shaft type transmission is applicable to engineering machinery power-shift transmission disclosed in Chinese utility model patent ublic specification of application CN101240832A, this speed changer is made up of eight axles, 14 gears, six clutches, gear is set to six forward gears three and retreats gear, accompanying drawing 3 is the end face topological project of this fixed shaft type transmission, viewed from end face, each axle center forms a triangle and two quadrilaterals, see that its complex structure component are more thus, corresponding manufacture and maintenance cost higher, its drive path is long, transmission efficiency must will be greatly affected, and six forward gears arrange this with shovel dress excavate for main operating mode engineering machinery in show slightly loaded down with trivial details.
Model utility content
The utility model is the long and problem that transmission efficiency is on the low side for the complicated drive path of current speed changer structure, provide a kind of structure simple, assemble the easy to maintenance and less manufacture cost of the component power-shift transmission being applicable to engineering machinery on the low side.
The utility model is achieved through the following technical solutions: a kind of power-shift transmission, comprises an input shaft I, an output shaft VI and some jack shafts II, III, IV, V; Described input shaft I is provided with two free gears Z1, Z2 and both direction gear clutch CR, CF; Described jack shaft II is provided with commutation idle pulley Z13; Described jack shaft III is provided with two fixed gears Z3, Z4; Jack shaft IV is provided with two free gear Z8, Z9, two speed gears clutch C1, C2 and fixed gear Z10; Described jack shaft V is provided with two free gear Z5, Z6, two speed gear clutch C3, a C4 and fixed gear Z7; Described output shaft VI is provided with two fixed gears Z11, Z12; Fixed gear Z3 on described jack shaft III respectively with free gear Z5 permanent engagement on free gear Z8 on free gear Z1, jack shaft IV on input shaft I and jack shaft V, the fixed gear Z4 on jack shaft III respectively with free gear Z6 permanent engagement on free gear Z9 on the idle pulley Z13 on jack shaft II, jack shaft IV and jack shaft V; Idle pulley Z13 simultaneously also with the free gear Z1 permanent engagement on input shaft I; Fixed gear Z7 permanent engagement on described output shaft VI on fixed gear Z11 and jack shaft V, the fixed gear Z10 permanent engagement on output shaft VI on fixed gear Z12 and jack shaft IV.
It is further: the drive path pressing axle, and viewed from end face, input shaft I and jack shaft II, III are triangularly arranged, and jack shaft III, IV, V, VI is arranged in quadrilateral.
This speed changer has six roots of sensation axle 13 gears, forms four forward gears altogether and retreats keep off with four, and by two clutches, closed and four gears meshing realize forward gear, retreat gear and are closed by two clutches and three gears meshing realizations.
Closed clutch CF, C1 are that advance one keeps off, and closed clutch CF, C2 are that advance two keeps off, and closed clutch CF, C3 are ahead three gear, and closed clutch CF, C4 are that advance four keeps off; Closed clutch CR, C1 are slow astern gear, and closed clutch CR, C2 are that retrogressing two keeps off, and closed clutch CR, C3 are that retrogressing three keeps off, and closed clutch CR, C4 are that retrogressing four keeps off.
The utility model structure is simple, drive path is short, transmission efficiency is high, fixed gear Z7 on output shaft VI on fixed gear Z11, Z12 and jack shaft V, the fixed gear Z10 number of teeth on jack shaft IV can adjust in larger scope, thus according to different needs, design obtains different velocity ratios.
Accompanying drawing explanation
Fig. 1 is transmission schematic diagram of the present utility model.
Fig. 2 the utility model end face topology diagram.
Fig. 3 a kind of speed changer end face topology diagram of the prior art.
Embodiment
Shown in Fig. 1 and Fig. 2, input shaft I is provided with two free gears Z1, Z2 and two directions coordinated with free gear Z1, Z2 keep off clutch CR, CF; Jack shaft II upper idler Z13 is tumbler gear, idle pulley Z13 respectively with the fixed gear Z4 on the jack shaft III and free gear Z1 on input shaft I; Jack shaft IV is provided with two free gear Z8, Z9, two speed gears clutch C1, C2 and fixed gear Z10, two clutches C1, C2 control two free gears Z8, Z9 respectively; Jack shaft V is provided with two free gear Z5, Z6, two speed gear clutch C3, a C4 and fixed gear Z7, two clutches C3, C4 control two free gears Z5, Z6 respectively.Fixed gear Z3 on jack shaft III respectively with free gear Z5 permanent engagement on free gear Z8 on free gear Z1, jack shaft IV on input shaft I and jack shaft V, the fixed gear Z4 on jack shaft III respectively with free gear Z6 permanent engagement on free gear Z9 on the idle pulley Z13 on jack shaft II, jack shaft IV and jack shaft V; Fixed gear Z7 permanent engagement on output shaft VI on fixed gear Z11 and jack shaft V, the fixed gear Z10 permanent engagement on output shaft VI on fixed gear Z12 and jack shaft IV.This speed changer has six roots of sensation axle 13 gears, forms four forward gears altogether and retreats keep off with four, and by two clutches, closed and four gears meshing realize forward gear, retreat gear and are closed by two clutches and three gears meshing realizations.Press the drive path of axle, viewed from end face, input shaft I and jack shaft II, III are triangularly arranged, and jack shaft III, IV, V, VI is arranged in quadrilateral.
The utility model has four forward gears and four retrogressing gears, and its embodiment is as follows:
Advance a gear by closed clutch CF, C1, gear Z2 engages with idle pulley Z13, and idle pulley Z13 engages with gear Z4, and gear Z4 engages with gear Z9, gear Z10 engages with gear Z12, and power is delivered on output shaft VI by input shaft I driven gear Z2, Z13, Z4, Z9, Z10, Z12.
Advance two gears by closed clutch CF, C2, gear Z2 engages with idle pulley Z13, idle pulley Z13 engages with gear Z4, gear Z3 engages with gear Z8, gear Z10 engages with gear Z12, and power is delivered on output shaft VI by input shaft I driven gear Z2, Z13, Z4, Z8, Z3, Z10, Z12.
Ahead three gear is by closed clutch CF, C3, gear Z2 engages with idle pulley Z13, and idle pulley Z13 engages with gear Z4, and gear Z4 engages with gear Z6, gear Z7 engages with gear Z11, and power is delivered on output shaft VI by input shaft I driven gear Z2, Z13, Z4, Z6, Z7, Z11.
Advance four gears by closed clutch CF, C4, gear Z2 engages with idle pulley Z13, and idle pulley Z13 engages with gear Z4, and gear Z3 engages with gear Z5, gear Z7 engages with gear Z11, and power is delivered on output shaft VI by input shaft I driven gear Z2, Z13, Z4, Z3, Z5, Z7, Z11.
Slow astern gear is by closed clutch CR, C1, and gear Z1 gear Z3 engages, and gear Z4 engages with gear Z9, and gear Z10 engages with gear Z12, and power is delivered on output shaft VI by input shaft I driven gear Z1, Z3, Z4, Z9, Z10, Z12.
Retreat two gears by closed clutch CR, C2, gear Z1 engages with gear Z3, and gear Z3 engages with gear Z8, and gear Z10 engages with gear Z12, and power is delivered on output shaft VI by input shaft I driven gear Z1, Z3, Z8, Z10, Z12.
Retreat three gears by closed clutch CR, C3, gear Z1 engages with gear Z3, and gear Z4 engages with gear Z6, and gear Z7 engages with gear Z11, and power is delivered on output shaft VI by input shaft I driven gear Z1, Z3, Z4, Z6, Z7, Z11.
Retreat four gears by closed clutch CR, C4, gear Z1 engages with gear Z3, and gear Z3 engages with gear Z5, and gear Z7 engages with gear Z11, and power is delivered on output shaft VI by input shaft I driven gear Z1, Z3, Z5, Z7, Z11.
Fixed gear Z7 on the utility model output shaft VI on fixed gear Z11, Z12 and jack shaft V, the fixed gear Z10 number of teeth on jack shaft IV can adjust in larger scope, thus according to different needs, design obtains different velocity ratios.
Claims (4)
1. a power-shift transmission, comprises an input shaft I, an output shaft VI and some jack shafts II, III, IV, V;
It is characterized in that:
Described input shaft I is provided with two free gears Z1, Z2 and both direction gear clutch CR, CF; Described jack shaft II is provided with commutation idle pulley Z13; Described jack shaft III is provided with two fixed gears Z3, Z4; Jack shaft IV is provided with two free gear Z8, Z9, two speed gears clutch C1, C2 and fixed gear Z10; Described jack shaft V is provided with two free gear Z5, Z6, two speed gear clutch C3, a C4 and fixed gear Z7; Described output shaft VI is provided with two fixed gears Z11, Z12;
Fixed gear Z3 on described jack shaft III respectively with free gear Z5 permanent engagement on free gear Z8 on free gear Z1, jack shaft IV on input shaft I and jack shaft V, the fixed gear Z4 on jack shaft III respectively with free gear Z6 permanent engagement on free gear Z9 on the idle pulley Z13 on jack shaft II, jack shaft IV and jack shaft V; Idle pulley Z13 simultaneously also with the free gear Z1 permanent engagement on input shaft I;
Fixed gear Z7 permanent engagement on described output shaft VI on fixed gear Z11 and jack shaft V, the fixed gear Z10 permanent engagement on output shaft VI on fixed gear Z12 and jack shaft IV.
2. a kind of power-shift transmission according to claim 1, is characterized in that: by the drive path of axle, and viewed from end face, input shaft I and jack shaft II, III are triangularly arranged, and jack shaft III, IV, V, VI is arranged in quadrilateral.
3. a kind of power-shift transmission according to claim 1, it is characterized in that: this speed changer has six roots of sensation axle 13 gears, form four forward gears and four altogether to retreat and keep off, forward gear is closed and four gears meshing realizations by two clutches, retreat gear closed and three gears meshing realizations by two clutches.
4. a kind of power-shift transmission according to claim 3, it is characterized in that: closed clutch CF, C1 are that advance one keeps off, closed clutch CF, C2 are that advance two keeps off, and closed clutch CF, C3 are ahead three gear, and closed clutch CF, C4 are that advance four keeps off; Closed clutch CR, C1 are slow astern gear, and closed clutch CR, C2 are that retrogressing two keeps off, and closed clutch CR, C3 are that retrogressing three keeps off, and closed clutch CR, C4 are that retrogressing four keeps off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420473554.9U CN204127218U (en) | 2014-08-21 | 2014-08-21 | A kind of power-shift transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420473554.9U CN204127218U (en) | 2014-08-21 | 2014-08-21 | A kind of power-shift transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204127218U true CN204127218U (en) | 2015-01-28 |
Family
ID=52383577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420473554.9U Withdrawn - After Issue CN204127218U (en) | 2014-08-21 | 2014-08-21 | A kind of power-shift transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204127218U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373526A (en) * | 2014-08-21 | 2015-02-25 | 徐工集团工程机械股份有限公司科技分公司 | Power shift gearbox |
| CN105889428A (en) * | 2016-06-12 | 2016-08-24 | 郑州宇通重工有限公司 | Gearbox suitable for wheel loader and wheel dozer |
-
2014
- 2014-08-21 CN CN201420473554.9U patent/CN204127218U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373526A (en) * | 2014-08-21 | 2015-02-25 | 徐工集团工程机械股份有限公司科技分公司 | Power shift gearbox |
| CN104373526B (en) * | 2014-08-21 | 2017-03-01 | 徐州徐工传动科技有限公司 | A kind of power-shift transmission |
| CN105889428A (en) * | 2016-06-12 | 2016-08-24 | 郑州宇通重工有限公司 | Gearbox suitable for wheel loader and wheel dozer |
| CN105889428B (en) * | 2016-06-12 | 2018-03-09 | 郑州宇通重工有限公司 | A kind of gearbox for being applied to wheel loader and wheel dozer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150128 Effective date of abandoning: 20171114 |
|
| AV01 | Patent right actively abandoned |