CN104613137A - Engineering machinery gearbox - Google Patents
Engineering machinery gearbox Download PDFInfo
- Publication number
- CN104613137A CN104613137A CN201410787346.0A CN201410787346A CN104613137A CN 104613137 A CN104613137 A CN 104613137A CN 201410787346 A CN201410787346 A CN 201410787346A CN 104613137 A CN104613137 A CN 104613137A
- Authority
- CN
- China
- Prior art keywords
- gear
- engages
- shaft
- jack shaft
- gears
- 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.)
- Granted
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Classifications
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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
- 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
- F16H3/087—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 characterised by the disposition of the gears
- F16H3/093—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 characterised by the disposition of the gears with two or more countershafts
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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
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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
- 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
- F16H2003/0811—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 using unsynchronised clutches
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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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
- F16H2200/0039—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising three forward speeds
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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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/0082—Transmissions for multiple ratios characterised by the number of reverse speeds
- F16H2200/0086—Transmissions for multiple ratios characterised by the number of reverse speeds the gear ratios comprising two reverse speeds
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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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/203—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes
- F16H2200/2043—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes with five engaging means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The invention discloses an engineering machinery gearbox and belongs to the technical field of gearboxes. According to the engineering machinery gearbox, a fixed gear (1) is installed on an input shaft I, a fixed gear (11) is installed on an output shaft VI, three fixed gears are installed on a middle shaft V, hub gears are installed on a middle shaft II, a middle shaft III and a middle shaft IV respectively, two clutches and two movable gears are installed on the middle shaft II, two clutches and three movable gears are installed on the middle shaft III, and a clutch and a movable gear are installed on the middle shaft IV. According to the engineering machinery gearbox, the six power transmission shafts and the fourteen gears constitute three forward gears and two backward gears, each forward gear is achieved by closing the two corresponding clutches and meshing the corresponding gears four times, each backward gear is achieved by closing the two corresponding clutches and meshing the corresponding gears five or three times, the structure is simple, maintenance is facilitated, and the transmission efficiency of the gearbox is improved remarkably.
Description
Technical field
The present invention relates to a kind of construction machinery gear box, belong to gearbox technical field.
Background technique
Gearbox is one of most important parts of engineering machinery, is divided into planetary transmission and fixed axle gearbox two kinds by its train of gearings form.The former planetary transmission, complex structure, required precision is high, gear is few, transmission efficiency is low, and rate of fault is higher.The latter's fixed axle gearbox is a kind of many gears inverted car gearbox that can shift gears under a load disclosed in Chinese invention patent application prospectus CN1068939C, this gearbox advance one gear needs two clutches, ten gears and six engagements could realize Power output, and a gear utilization efficiency of advancing is the highest, transmission process number of gears magnitude engagement number of times is more will directly cause transmission efficiency to decline and the increase of parts/maintenance expense, and this gearbox gear arranges complexity, especially gear is retreated more, so much retrogressing gear is not needed for the engineering machinery being generally in forward travel state work.Accompanying drawing 3 is a kind of end face topological project of fixed axle gearbox, and viewed from end face, each axle center forms a triangle, two quadrilaterals and straight line, and drive path is long, and its transmission efficiency must will be greatly affected.
Summary of the invention
For above-mentioned prior art Problems existing, the invention provides a kind of construction machinery gear box, structure is simple, is convenient to safeguard, significantly improves transmission efficiency.
To achieve these goals, this construction machinery gear box comprises on input shaft I and installs fixed gear 1;
Output shaft VI is installed fixed gear 11;
Jack shaft V installs three fixed gears 9,10,14;
Jack shaft II, III, IV is installed respectively hub gear 3,7,12;
Jack shaft II installs two clutches C1, CF and two free gears 2,4;
Jack shaft III installs two clutches C2, CR and three free gears 5,6,8;
Jack shaft IV installs a clutch C3 and free gear 13;
Fixed gear 1 on described input shaft I and the free gear 2 on jack shaft II and free gear 8 permanent engagement on jack shaft III;
Hub gear 3 on described jack shaft II and the hub gear 7 on jack shaft III and hub gear 12 permanent engagement on jack shaft IV;
Free gear 4 on described jack shaft II and free gear 6 permanent engagement on jack shaft III;
Free gear 5 on described jack shaft III and fixed gear 10 permanent engagement on jack shaft V;
Free gear 13 on described jack shaft IV and fixed gear 14 permanent engagement on jack shaft V;
Fixed gear 11 on described output shaft VI and upper fixed gear 9 permanent engagement of jack shaft V.
Closed clutch CF, C1 enter advance one gear, gear 1 engages with gear 2, and gear 4 engages with gear 6, and gear 5 engages with gear 10, gear 9 engages with gear 11, and power is delivered on output shaft VI by input shaft I driven gear 1,2,4,5,6,9,10,11.
Closed clutch CF, C2 enter advance two gear, gear 1 engages with gear 2, and gear 3 engages with gear 7, and gear 5 engages with gear 10, gear 9 engages with gear 11, and power is delivered on output shaft VI by input shaft I driven gear 1,2,3,5,7,9,10,11.
Closed clutch CF, C3 enter ahead three gear, gear 1 engages with gear 2, and gear 3 engages with gear 12, and gear 13 engages with gear 14, gear 9 engages with gear 11, and power is delivered on output shaft VI by input shaft I driven gear 1,2,3,9,11,12,13,14.
Closed clutch CR, C1 enter slow astern gear, gear 1 engages with gear 8, gear 3 engages with gear 7, gear 4 engages with gear 6, gear 5 engages with gear 10, gear 9 engages with gear 11, and power is delivered on output shaft VI by input shaft I driven gear 1,3,4,5,6,7,8,9,10,11.
Closed clutch CR, C2 enter retrogressing two gear, and gear 1 engages with gear 8, and gear 5 engages with gear 10, and gear 9 engages with gear 11, and power is delivered on output shaft VI by input shaft I driven gear 1,5,8,9,10,11.
Compared with prior art, this construction machinery gear box forms three forward gears and two retrogressing gears by six roots of sensation power transmission shaft and 14 gears, forward gear is closed and four gears meshing realizations by two clutches, retreat gear closed and five times or three gears meshing realizations by two clutches, structure is simple, be convenient to safeguard, significantly improve the transmission efficiency of gearbox.
Accompanying drawing explanation
Fig. 1 is transmission principle schematic diagram of the present invention;
Fig. 2 is drive mechanism topological diagram of the present invention;
Fig. 3 is a kind of transmission structure of speed changing box topological diagram of the prior art.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described.
As shown in Figure 1, this construction machinery gear box comprises on input shaft I and installs fixed gear 1;
Output shaft VI is installed fixed gear 11;
Jack shaft V installs three fixed gears 9,10,14;
Jack shaft II, III, IV is installed respectively hub gear 3,7,12;
Jack shaft II installs two clutches C1, CF and two free gears 2,4;
Jack shaft III installs two clutches C2, CR and three free gears 5,6,8;
Jack shaft IV installs a clutch C3 and free gear 13;
Fixed gear 1 on described input shaft I and the free gear 2 on jack shaft II and free gear 8 permanent engagement on jack shaft III;
Hub gear 3 on described jack shaft II and the hub gear 7 on jack shaft III and hub gear 12 permanent engagement on jack shaft IV;
Free gear 4 on described jack shaft II and free gear 6 permanent engagement on jack shaft III;
Free gear 5 on described jack shaft III and fixed gear 10 permanent engagement on jack shaft V;
Free gear 13 on described jack shaft IV and fixed gear 14 permanent engagement on jack shaft V;
Fixed gear 11 on described output shaft VI and upper fixed gear 9 permanent engagement of jack shaft V.
The working principle of this construction machinery gear box is:
Closed clutch CF, C1 enter advance one gear, gear 1 engages with gear 2, and gear 4 engages with gear 6, and gear 5 engages with gear 10, gear 9 engages with gear 11, and power is delivered on output shaft VI by input shaft I driven gear 1,2,4,5,6,9,10,11.
Closed clutch CF, C2 enter advance two gear, gear 1 engages with gear 2, and gear 3 engages with gear 7, and gear 5 engages with gear 10, gear 9 engages with gear 11, and power is delivered on output shaft VI by input shaft I driven gear 1,2,3,5,7,9,10,11.
Closed clutch CF, C3 enter ahead three gear, gear 1 engages with gear 2, and gear 3 engages with gear 12, and gear 13 engages with gear 14, gear 9 engages with gear 11, and power is delivered on output shaft VI by input shaft I driven gear 1,2,3,9,11,12,13,14.
Closed clutch CR, C1 enter slow astern gear, gear 1 engages with gear 8, gear 3 engages with gear 7, gear 4 engages with gear 6, gear 5 engages with gear 10, gear 9 engages with gear 11, and power is delivered on output shaft VI by input shaft I driven gear 1,3,4,5,6,7,8,9,10,11.
Closed clutch CR, C2 enter retrogressing two gear, and gear 1 engages with gear 8, and gear 5 engages with gear 10, and gear 9 engages with gear 11, and power is delivered on output shaft VI by input shaft I driven gear 1,5,8,9,10,11.
As shown in Figure 2, by the drive path of axle, viewed from end face, input shaft I and jack shaft II, III are triangularly arranged, and jack shaft II, III, IV, V is arranged in quadrilateral, and jack shaft V is linearly arranged with output shaft VI again.
The position of this construction machinery gear box output shaft VI can change in the larger context, and the parameter of gear 9 and gear 11 can need design according to different, obtains different velocity ratios.Three forward gears and two retrogressing gears are formed by six roots of sensation power transmission shaft and 14 gears, forward gear is closed and four gears meshing realizations by two clutches, retreat gear closed and five times or three gears meshing realizations by two clutches, structure is simple, be convenient to safeguard, significantly improve the transmission efficiency of gearbox.
Claims (6)
1. a construction machinery gear box, is characterized in that,
Comprise on input shaft I and fixed gear (1) is installed;
Output shaft VI is installed fixed gear (11);
Jack shaft V installs three fixed gears (9,10,14);
Jack shaft II, III, IV is installed respectively hub gear (3,7,12);
Jack shaft II installs two clutches (C1, CF) and two free gears (2,4);
Jack shaft III installs two clutches (C2, CR) and three free gears (5,6,8);
Jack shaft IV installs a clutch (C3) and a free gear (13);
Fixed gear (1) on described input shaft I and the free gear (2) on jack shaft II and free gear (8) permanent engagement on jack shaft III;
Hub gear (3) on described jack shaft II and the hub gear (7) on jack shaft III and hub gear (12) permanent engagement on jack shaft IV;
Free gear (4) on described jack shaft II and free gear (6) permanent engagement on jack shaft III;
Free gear (5) on described jack shaft III and fixed gear (10) permanent engagement on jack shaft V;
Free gear (13) on described jack shaft IV and fixed gear (14) permanent engagement on jack shaft V;
Upper fixed gear (9) permanent engagement of the fixed gear (11) on described output shaft VI and jack shaft V.
2. a kind of construction machinery gear box according to claim 1, is characterized in that,
Closed clutch (CF, C1) enters advance one gear, gear (1) engages with gear (2), gear (4) engages with gear (6), gear (5) engages with gear (10), gear (9) engages with gear (11), and power is delivered on output shaft VI by input shaft I driven gear (1,2,4,5,6,9,10,11).
3. a kind of construction machinery gear box according to claim 1, is characterized in that,
Closed clutch (CF, C2) enters advance two gear, gear (1) engages with gear (2), gear (3) engages with gear (7), gear (5) engages with gear (10), gear (9) engages with gear (11), and power is delivered on output shaft VI by input shaft I driven gear (1,2,3,5,7,9,10,11).
4. a kind of construction machinery gear box according to claim 1, is characterized in that,
Closed clutch (CF, C3) enters ahead three gear, gear (1) engages with gear (2), gear (3) engages with gear (12), gear (13) engages with gear (14), gear (9) engages with gear (11), and power is delivered on output shaft VI by input shaft I driven gear (1,2,3,9,11,12,13,14).
5. a kind of construction machinery gear box according to claim 1, is characterized in that,
Closed clutch (CR, C1) enters slow astern gear, gear (1) engages with gear (8), gear (3) engages with gear (7), gear (4) engages with gear (6), gear (5) engages with gear (10), gear (9) engages with gear (11), and power is delivered on output shaft VI by input shaft I driven gear (1,3,4,5,6,7,8,9,10,11).
6. a kind of construction machinery gear box according to claim 1, is characterized in that,
Closed clutch (CR, C2) enters retrogressing two gear, gear (1) engages with gear (8), gear (5) engages with gear (10), gear (9) engages with gear (11), and power is delivered on output shaft VI by input shaft I driven gear (1,5,8,9,10,11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410787346.0A CN104613137B (en) | 2014-12-17 | 2014-12-17 | Engineering machinery gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410787346.0A CN104613137B (en) | 2014-12-17 | 2014-12-17 | Engineering machinery gearbox |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104613137A true CN104613137A (en) | 2015-05-13 |
| CN104613137B CN104613137B (en) | 2017-05-17 |
Family
ID=53147732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410787346.0A Active CN104613137B (en) | 2014-12-17 | 2014-12-17 | Engineering machinery gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104613137B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108569140A (en) * | 2018-04-24 | 2018-09-25 | 徐州徐工矿山机械有限公司 | A kind of articulated truck a11wheel drive power splitting mechanism |
| CN111734792A (en) * | 2020-06-04 | 2020-10-02 | 江苏汇智高端工程机械创新中心有限公司 | Engineering machinery power gear shifting gearbox |
| CN114263710A (en) * | 2021-11-10 | 2022-04-01 | 徐州徐工传动科技有限公司 | Engineering machinery gearbox |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11230278A (en) * | 1998-02-10 | 1999-08-27 | Komatsu Ltd | Multi-shaft transmission |
| CN101240832A (en) * | 2008-02-22 | 2008-08-13 | 四川成都成工工程机械股份有限公司 | Dynamic gear shifting transmission-gear box suitable for engineering machinery |
| 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 |
| CN202926976U (en) * | 2012-07-02 | 2013-05-08 | 江苏奥新科技有限公司 | Hydraulic transmission box for engineering machinery |
| CN204493604U (en) * | 2014-12-17 | 2015-07-22 | 徐州徐工传动科技有限公司 | Construction machinery gear box |
-
2014
- 2014-12-17 CN CN201410787346.0A patent/CN104613137B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11230278A (en) * | 1998-02-10 | 1999-08-27 | Komatsu Ltd | Multi-shaft transmission |
| CN101240832A (en) * | 2008-02-22 | 2008-08-13 | 四川成都成工工程机械股份有限公司 | Dynamic gear shifting transmission-gear box suitable for engineering machinery |
| 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 |
| CN202926976U (en) * | 2012-07-02 | 2013-05-08 | 江苏奥新科技有限公司 | Hydraulic transmission box for engineering machinery |
| CN204493604U (en) * | 2014-12-17 | 2015-07-22 | 徐州徐工传动科技有限公司 | Construction machinery gear box |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108569140A (en) * | 2018-04-24 | 2018-09-25 | 徐州徐工矿山机械有限公司 | A kind of articulated truck a11wheel drive power splitting mechanism |
| CN111734792A (en) * | 2020-06-04 | 2020-10-02 | 江苏汇智高端工程机械创新中心有限公司 | Engineering machinery power gear shifting gearbox |
| CN111734792B (en) * | 2020-06-04 | 2021-07-09 | 江苏汇智高端工程机械创新中心有限公司 | Engineering machinery power gear shifting gearbox |
| CN114263710A (en) * | 2021-11-10 | 2022-04-01 | 徐州徐工传动科技有限公司 | Engineering machinery gearbox |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104613137B (en) | 2017-05-17 |
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