CN201963815U - Gear shift speed changer for engineering machinery - Google Patents
Gear shift speed changer for engineering machinery Download PDFInfo
- Publication number
- CN201963815U CN201963815U CN2010206535731U CN201020653573U CN201963815U CN 201963815 U CN201963815 U CN 201963815U CN 2010206535731 U CN2010206535731 U CN 2010206535731U CN 201020653573 U CN201020653573 U CN 201020653573U CN 201963815 U CN201963815 U CN 201963815U
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- gear
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- jack shaft
- clutch
- jack
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Abstract
The utility model discloses a gear shift speed changer for engineering machinery. A fixing gear on an input shaft is permanently meshed with a moving gear of a third intermediate shaft; a moving gear on the input shaft is respectively permanently meshed with a fixing gear on a first intermediate shaft (17); the fixing gear of the first intermediate shaft is simultaneously permanently meshed with a moving gear on a second intermediate shaft and a fixing gear of the third intermediate shaft; a moving gear of the first intermediate shaft is permanently meshed with a fixing gear on the second intermediate shaft; the fixing gear on the second intermediate shaft is permanently meshed with a fixing gear on an output shaft; the output shaft is positioned at the bottommost end of the speed changer; and the input shaft, the first intermediate shaft and the third intermediate shaft are triangularly arranged seen from the end surface according to the driving path of the shaft. In the speed changer disclosed by the utility model, the positions of the second intermediate shaft and the output shaft can be changed in a wider range and the gears and gear parameters can be designed according to different requirements to obtain different driving ratios.
Description
Technical field
The utility model relates to a kind of manual transmission that is applicable to engineering machinery, is particularly useful for the power-shift transmission of wheel loader.
Background technique
Speed changer is the crucial parts of engineering machinery, in order to obtain different transmission effects, engineering machinery in the market mainly adopts planetary and two kinds of speed changers of fixed shaft type, adopts planet transmission, and processed complex, required precision height, gear is few, transmission efficiency is low and it is complicated to make.The disclosed a kind of speed changer of specification among the speed changer of employing fixed shaft type such as the Chinese utility model patent ZL20082006220.4, the gear that advances of this speed changer need be by two clutches closures and four gear engagement, retreating gear need realize by two clutches closures and five gear engagement, and this speed changer has four to retreat gear, do not need so many gears that retreats for the engineering machinery that generally is in the gear that advances, accompanying drawing 3 is the end face topology diagram of this speed changer, see an axle and a triangular in shape or quadrilateral layout from end face, parameter request strictness to gear, the fixed-site of output shaft can not flexible arrangement.
The model utility content
The speed changer that the technical problems to be solved in the utility model provides that a kind of drive path is shorter, the output shaft position can flexible arrangement, and to retreat gear be two retainings, is more suitable for the engineering machinery of general work in forward travel state.
For solving above-mentioned technical problem, speed changer of the present utility model is by an input shaft 16, an output shaft 19, first jack shaft 17, second jack shaft 18, the 3rd jack shaft, clutch 21,22,23,24,25 and gear 1,2,3,4,5,6,7,8,9,10,11,12,13 form, the wherein input shaft 16 and first jack shaft 17, second jack shaft 18, output shaft 19 and cog 2,3,4,5,6,8,9,11 constitute a driving gear set, input shaft 16, first jack shaft 17, second jack shaft 18 and the 3rd jack shaft 20 and cog 1,12,13,7,10 constitute commutating tooth wheels, it is characterized in that: free gear 12 permanent engagement on fixed gear 1 on the input shaft 16 and the 3rd jack shaft 20, free gear 2 on the input shaft 16,3 respectively with first jack shaft 17 on fixed gear 4,6 permanent engagement, 7 whiles of fixed gear on first jack shaft 17 and the free gear 10 on second jack shaft 18, fixed gear 13 permanent engagement on the 3rd jack shaft, fixed gear 9 permanent engagement on the free gear 5 on first jack shaft 17 and second jack shaft 18, fixed gear 8 on second jack shaft 18 and fixed gear 11 permanent engagement on the output shaft 19, output shaft 19 is positioned at the lowermost end of speed changer, by the drive path of axle, see that from end face the input shaft 16 and first jack shaft 17 and the 3rd jack shaft 20 are triangularly arranged.
Described speed changer has five axles, each shaftgear adds up to 13, a fixed gear is housed on the input shaft 16, two free gears and two clutches, three fixed gears are housed on first jack shaft 17, a free gear and a clutch, two fixed gears are housed on second jack shaft 18, a free gear and a clutch, the 3rd jack shaft 20 is equipped with a fixed gear, a free gear and a clutch, a fixed gear is housed on the output shaft 19, this speed changer has four forward gears and two to retreat retaining, forward gear is realized by two clutches closures and three gear engagement, retreats retaining closed and four gear engagement realizations by a clutch.
Compared with prior art, the position of speed changer second jack shaft 18 of the present utility model and output shaft 19 can change in a big way, the parameter of gear 8 and gear 11 can design according to different needs, obtain different velocity ratios, speed changer of the present utility model has also reduced and has retreated gear, reduce transmission components, saved manufacturing and maintenance cost, be particularly suitable for working in the engineering machinery of gear of advancing.
Description of drawings
Fig. 1 is the end face topological diagram of a kind of speed changer in the prior art
Fig. 2 is the utility model end face topology diagram.
Fig. 3 is the utility model transmission schematic representation.
Embodiment
Below in conjunction with accompanying drawing the utility model is further elaborated.
By Fig. 1, shown in Figure 2, the utility model is by an input shaft 16, an output shaft 19, first jack shaft 17, second jack shaft 18, the 3rd jack shaft 20, clutch 21,22,23,24,25 and gear 1,2,3,4,5,6,7,8,9,10,11,12,13 form, the wherein input shaft 16 and first jack shaft 17, second jack shaft 18, output shaft 19 and cog 2,3,4,5,6,8,9,11 constitute a driving gear set, input shaft 16, first jack shaft 17, second jack shaft 18 and the 3rd jack shaft 20 and cog 1,12,13,7,10 constitute commutating tooth wheels, free gear 12 permanent engagement on fixed gear 1 on the input shaft 16 and the 3rd jack shaft 20, free gear 2 on the input shaft 16,3 respectively with first jack shaft 17 on fixed gear 4,6 permanent engagement, 7 whiles of fixed gear on first jack shaft 17 and the free gear 10 on second jack shaft 18, fixed gear 13 permanent engagement on the 3rd jack shaft, fixed gear 9 permanent engagement on the free gear 5 on first jack shaft 17 and second jack shaft 18, fixed gear 8 on second jack shaft 18 and fixed gear 11 permanent engagement on the output shaft 19, output shaft 19 is positioned at the lowermost end of speed changer, by the drive path of axle, see that from end face the input shaft 16 and first jack shaft 17 and the 3rd jack shaft 20 are triangularly arranged.
Described speed changer has five axles, each shaftgear sum 13, a fixed gear, two free gears and two clutches are housed on the input shaft 16, three fixed gears, a free gear and a clutch are housed on first jack shaft 17, two fixed gears, a free gear and a clutch are housed on second jack shaft 18, the 3rd jack shaft 20 is equipped with a fixed gear, a free gear and a clutch, and a fixed gear is housed on the output shaft 19.
Described speed changer has four gears that advance, and two retreat gear, and embodiment is as follows:
First advances gear by first closed clutch 21 and the first clutch 23, gear 2 and gear 4 engagements, and gear 5 and gear 9 engagements, gear 8 and gear 11 engagements, power passes to output shaft 19 by input shaft 16 through gear 2,4,5,9,8,11.
Second advances gear by first closed clutch 21 and the second clutch 24, gear 2 and gear 4 engagements, and gear 7 and gear 10 engagements, gear 8 and gear 11 engagements, power passes to output shaft 19 by input shaft 16 through gear 2,4,7,10,8,11.
The 3rd advances gear by second closed clutch 22 and the first clutch 23, gear 3 and gear 6 engagements, and gear 5 and gear 9 engagements, gear 8 and gear 11 engagements, power passes to output shaft 19 by input shaft 16 through gear 3,6,5,9,8,11.
The 4th advances gear by second closed clutch 22 and the second clutch 24, gear 3 and gear 6 engagements, and gear 7 and gear 10 engagements, gear 8 and gear 11 engagements, power passes to output shaft 19 by input shaft 16 through gear 3,6,7,10,8,11.
The slow astern retaining is by the 3rd closed clutch 25 and first clutch 23, gear 1 and gear 12 engagements, gear 13 and gear 7 engagements, gear 5 and gear 9 engagements, gear 8 and gear 11 engagements, power passes to output shaft 19 by input shaft 16 through gear 1,12,13,7,5,9,8,11.
Retreat two retainings by the 3rd closed clutch 25 and second clutch 24, gear 1 and gear 12 engagements, gear 13 and gear 7 engagements, gear 7 and gear 10 engagements, gear 8 and gear 11 engagements, power passes to output shaft 19 by input shaft 16 through gear 1,12,13,7,10,8,11.
The utility model is in specific embodiment, and the position of second jack shaft 18 and output shaft 19 can change in a big way, and can adapt to axle and fall requirement, compact structure, face size is little.
Claims (4)
1. manual transmission that is applicable to engineering machinery, by an input shaft (16), an output shaft (19), first jack shaft (17), second jack shaft (18), the 3rd jack shaft (20), clutch (21,22,23,24,25) and gear (1,2,3,4,5,6,7,8,9,10,11,12,13) form, wherein input shaft (16) and first jack shaft (17), second jack shaft (18), output shaft (19) and cog (2,3,4,5,6,8,9,11) constitute a driving gear set, input shaft (16), first jack shaft (17), second jack shaft (18) and the 3rd jack shaft (20) and cog (1,12,13,7,10) constitute commutating tooth wheels, it is characterized in that: free gear (12) permanent engagement on fixed gear (1) on the input shaft (16) and the 3rd jack shaft (20), free gear (2 on the input shaft (16), 3) respectively with first jack shaft (17) on fixed gear (4,6) permanent engagement, fixed gear (7) while on first jack shaft (17) and the free gear (10) on second jack shaft (18), fixed gear on the 3rd jack shaft (13) permanent engagement, free gear (5) on first jack shaft (17) and fixed gear (9) permanent engagement on second jack shaft (18), fixed gear (8) on second jack shaft (18) and fixed gear (11) permanent engagement on the output shaft (19), output shaft (19) is positioned at the lowermost end of speed changer, by the drive path of axle, see that from end face input shaft (16) and first jack shaft (17) and the 3rd jack shaft (20) are triangularly arranged.
2. a kind of manual transmission that is applicable to engineering machinery according to claim 1, it is characterized in that: the forward gear of described speed changer is realized by two clutches closures and three gear engagement, retreats retaining closed and four gear engagement realizations by a clutch.
3. a kind of manual transmission that is applicable to engineering machinery according to claim 1, it is characterized in that: described speed changer has five axles, each shaftgear adds up to 13, a fixed gear is housed on the input shaft (16), two free gears and two clutches, three fixed gears are housed on first jack shaft (17), a free gear and a clutch, two fixed gears are housed on second jack shaft (18), a free gear and a clutch, the 3rd jack shaft (20) is equipped with a fixed gear, a free gear and a clutch are equipped with a fixed gear on the output shaft (19).
4. a kind of manual transmission that is applicable to engineering machinery according to claim 1, it is characterized in that: this speed changer has four forward gears and two to retreat retaining, the first closed clutch (21) and first clutch (23) are the retaining that advances, the first closed clutch (21) and second clutch (24) are two retainings that advance, the second closed clutch (22) and first clutch (23) are the ahead three retaining, the second closed clutch (22) and second clutch (24) are four retainings that advance, closed clutch (25) and first clutch (23) are the slow astern retaining, and the 3rd closed clutch (25) and second clutch (24) are for retreating two retainings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206535731U CN201963815U (en) | 2010-12-13 | 2010-12-13 | Gear shift speed changer for engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206535731U CN201963815U (en) | 2010-12-13 | 2010-12-13 | Gear shift speed changer for engineering machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201963815U true CN201963815U (en) | 2011-09-07 |
Family
ID=44526351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206535731U Expired - Lifetime CN201963815U (en) | 2010-12-13 | 2010-12-13 | Gear shift speed changer for engineering machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201963815U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102003501A (en) * | 2010-12-13 | 2011-04-06 | 四川成都成工工程机械股份有限公司 | Shift transmission suitable for engineering machinery |
| CN102537228A (en) * | 2012-01-19 | 2012-07-04 | 厦门大学 | Dynamic power shifting transmission |
| CN108138915A (en) * | 2015-10-05 | 2018-06-08 | 爱信Ai株式会社 | Manual transmission for vehicle |
| CN111706644A (en) * | 2020-06-18 | 2020-09-25 | 柳工柳州传动件有限公司 | Power shift transmission and vehicle |
-
2010
- 2010-12-13 CN CN2010206535731U patent/CN201963815U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102003501A (en) * | 2010-12-13 | 2011-04-06 | 四川成都成工工程机械股份有限公司 | Shift transmission suitable for engineering machinery |
| CN102003501B (en) * | 2010-12-13 | 2013-03-20 | 四川成都成工工程机械股份有限公司 | Shift transmission suitable for engineering machinery |
| CN102537228A (en) * | 2012-01-19 | 2012-07-04 | 厦门大学 | Dynamic power shifting transmission |
| CN102537228B (en) * | 2012-01-19 | 2014-03-12 | 厦门大学 | Dynamic power shifting transmission |
| CN108138915A (en) * | 2015-10-05 | 2018-06-08 | 爱信Ai株式会社 | Manual transmission for vehicle |
| CN111706644A (en) * | 2020-06-18 | 2020-09-25 | 柳工柳州传动件有限公司 | Power shift transmission and vehicle |
| CN111706644B (en) * | 2020-06-18 | 2023-05-23 | 柳工柳州传动件有限公司 | Power shift transmission and vehicle |
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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: 20110907 Effective date of abandoning: 20130320 |
|
| RGAV | Abandon patent right to avoid regrant |