CN102817972B - Compact type multi-gear gear box - Google Patents
Compact type multi-gear gear box Download PDFInfo
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- CN102817972B CN102817972B CN201210322352.XA CN201210322352A CN102817972B CN 102817972 B CN102817972 B CN 102817972B CN 201210322352 A CN201210322352 A CN 201210322352A CN 102817972 B CN102817972 B CN 102817972B
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- gear
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- fixed
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Abstract
The invention relates to a compact type multi-gear gear box. A spline shaft and a transmission shaft are arranged on a rotary rack inside a casing, a first shaft gear is arranged on the rotary rack inside the casing of the right side of the spline shaft, a coupling is fixed on a shaft end portion of the first shaft gear, a first dual gear is installed on the left end portion of the spline shaft in a rotary mode, a first gear is fixed on the right end portion of the spline shaft, a movable dual gear is connected with the spline shaft between the first dual gear and the first gear in a sliding mode, the movable dual gear is provided with an inner gear ring, a second gear is fixed on the left end portion of the transmission shaft, a second dual gear is installed on the transmission shaft of the right side of the second gear in a rotary mode, a third gear is fixed on the transmission shaft of the right side of the second dual gear, a fourth gear is fixed on the transmission shaft of the right side of the third gear, a second shaft gear is installed on the right side of the transmission shaft in a rotary mode, and the second shaft gear is provided with a transmission gear. By the aid of the gear box, multi-gear gear-changing functions are achieved reliably and simply. The gear box is simple and compact in structure, easy to operate, safe and reliable.
Description
Technical field
The present invention relates to the gearbox that the rig in a kind of construction machinery industry uses, especially a kind of Compact type multi-gear gear box.
Background technique
In rig field in construction machinery industry, the effect of gearbox is conversion output speed, and realizes clockwise and anticlockwise.Traditional gear is complicated, and overlapping mechanism is many, difficult in maintenance, is not suitable for the severe execution conditions of rig.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide that a kind of structure is simple, compact, processing ease and safe and reliable Compact type multi-gear gear box.
According to technological scheme provided by the invention, described Compact type multi-gear gear box, in casing, rotating turret is provided with splined shaft and transmission shaft, in casing on the right side of splined shaft, rotating turret is provided with the first shaftgear, shaft coupling is fixed with at the shaft end of the first shaftgear, the first duplicate gear is rotatablely equipped with in the left part of splined shaft, the first gear is fixed with in the right part of splined shaft, splined shaft between the first duplicate gear and the first gear slidably connects movable duplicate gear, and movable duplicate gear has ring gear; The second gear is fixed with in the left part of transmission shaft, transmission shaft on the right side of the second gear is rotatablely equipped with the second duplicate gear, transmission shaft on the right side of the second duplicate gear is fixed with the 3rd gear, the transmission shaft on the right side of the 3rd gear is fixed with the 4th gear; Be rotatablely equipped with the second shaftgear on the right side of transmission shaft, the second shaftgear has driving gear; The gearwheel of the second duplicate gear engages with the small gear of the first duplicate gear, and the gearwheel of the first duplicate gear and the second gears meshing, be rotatablely equipped with the second shaftgear on the right side of transmission shaft, and the second shaftgear has driving gear; First shaftgear engages with the second shaftgear, driving gear and the first gears meshing, the movable gearwheel of duplicate gear engages with the small gear of the second duplicate gear or the 3rd gear selectivity, the small gear of movable duplicate gear engages with the 4th gear selectivity, and the ring gear of movable duplicate gear engages with the small gear selectivity of the first duplicate gear.
Casing on the left of transmission shaft is fixed with the first axle bush lid.
The casing of the first shaftgear position is fixed with the second axle bush lid, and the first shaftgear is located in casing through described second axle bush lid rotating turret.
Casing on the right side of the second shaftgear is fixed with the 3rd axle bush lid.
The present invention realizes many grades of shift functions simple and reliablely, and compared with gear in the past, structure of the present invention is simple, compact, processing ease, and safe and reliable.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
Below in conjunction with concrete drawings and Examples, the invention will be further described.
As shown in the figure: this Compact type multi-gear gear box, in casing 31, rotating turret is provided with splined shaft 4 and transmission shaft 15, in casing 31 on the right side of splined shaft 4, rotating turret is provided with the first shaftgear 8, shaft coupling 10 is fixed with at the shaft end of the first shaftgear 8, the first duplicate gear 1 is rotatablely equipped with in the left part of splined shaft 4, the first gear 6 is fixed with in the right part of splined shaft 4, splined shaft 4 between the first duplicate gear 1 and the first gear 6 slidably connects movable duplicate gear 5, and movable duplicate gear 5 has ring gear; The second gear 23 is fixed with in the left part of transmission shaft 15, transmission shaft 15 on the right side of the second gear 23 is rotatablely equipped with the second duplicate gear 21, transmission shaft 15 on the right side of the second duplicate gear 21 is fixed with the 3rd gear 16, the transmission shaft 15 on the right side of the 3rd gear 16 is fixed with the 4th gear 13; Be rotatablely equipped with the second shaftgear 12 on the right side of transmission shaft 15, the second shaftgear 12 has driving gear 14; The gearwheel of the second duplicate gear 21 engages with the small gear of the first duplicate gear 1, and the gearwheel of the first duplicate gear 1 engages with the second gear 23, is rotatablely equipped with the second shaftgear 12 on the right side of transmission shaft 15, and the second shaftgear 12 has driving gear 14; First shaftgear 8 engages with the second shaftgear 12, driving gear 14 engages with the first gear 6, the movable gearwheel of duplicate gear 5 engages with the small gear of the second duplicate gear 21 or the 3rd gear 16 selectivity, the small gear of movable duplicate gear 5 engages with the 4th gear 13 selectivity, and the ring gear of movable duplicate gear 5 engages with the small gear selectivity of the first duplicate gear 1.
Casing 31 on the left of transmission shaft 15 is fixed with the first axle bush lid 25.
The casing 31 of the first shaftgear 8 position is fixed with the second axle bush lid 27, first shaftgear 8 be located in casing 31 through described second axle bush lid 27 rotating turret.
Casing 31 on the right side of the second shaftgear 12 is fixed with the 3rd axle bush lid 29.
First duplicate gear 1 is rotatably installed on the left end of splined shaft 4, plays a part to support to rotate splined shaft 4 by left end two groups of bearings and right-hand member one group of bearing.First shaftgear 8 is rotatably installed in casing 31 by left end one group of bearing and right-hand member one group of bearing, and the right-hand member extension of the first shaftgear 8 connects with shaft coupling 10, and power exports thus.
Transmission shaft 15 is provided with from right to left successively the 4th gear 13, spacer, the 3rd gear 16, spacer, the second duplicate gear 21, second gear 23 and spacer, the left end of transmission shaft 15 is through one group of bearing, and the first axle bush lid 25 is screwed.
Second duplicate gear 21 is rotatably installed on transmission shaft 15 by two groups of bearings, and two groups of bearing centre spacers limit.
Second shaftgear 12 is fixed with the 5th gear 11, second shaftgear 12 is rotatably installed on casing 31 by one group of bearing, the right-hand member of the second shaftgear 12 is rotatably installed on casing 31 through one group of bearing, 3rd fixes with axle bush lid 29 and screw, and driving gear 14(i.e. the second shaftgear 12 left end) to rotate with transmission shaft 15 through one group of bearing and connect.
First duplicate gear 1 by spline and output shaft joint transmission, and engages transferring power with the gearwheel of the second gear 23, second duplicate gear 21.
Duplicate gear 5 is stirred can be moved axially along splined shaft 4 by shift fork.
Shaft coupling 10 is arranged on the first shaftgear 8, and the first shaftgear 8 engages with the 5th gear 11, and the 5th gear 11 is arranged on the second shaftgear 12, and the second shaftgear 12 and the first gear 6 engage transferring power.
Working procedure of the present invention is as follows:
Power inputs to the 5th gear 11 to the second shaftgear 12 to the first gear 6 by shaft coupling 10 and drives splined shaft 4 to rotate, thus drive activity duplicate gear 5 rotates.
One grade of (see figure 1)
When movable duplicate gear 5 and the 3rd gear 16 engagement driving, transmission shaft 15 rotates and drives the second gear 23 to rotate, and the second gear 23 engages with the gearwheel of the first duplicate gear 1 and one grade of rotating speed is passed to output shaft.
Second gear (see figure 1)
Dialed to the right by movable duplicate gear 5 and engage with the 4th gear 13, now transmission shaft 15 rotates and drives the second gear 23 to rotate, and second gear rotating speed is passed to output by the second gear 23 and the first duplicate gear 1 engagement driving.
Third gear (see figure 1)
Dialed to left by movable duplicate gear 5 and engage transferring power with the small gear of the second duplicate gear 21, power to engage with the small gear of the first duplicate gear 1 through the gearwheel of the second duplicate gear 21 and transmits, thus third gear rotating speed is passed to output shaft.
Fourth gear (see figure 1)
Continue left by movable duplicate gear 5, the ring gear that movable duplicate gear 5 is allocated to movable duplicate gear 5 engages with the small gear of the first duplicate gear 1, thus power is passed to output shaft from splined shaft, and output shaft obtains fourth gear rotating speed.
Claims (4)
1. a Compact type multi-gear gear box, it is characterized in that: in casing (31), rotating turret is provided with splined shaft (4) and transmission shaft (15), in the casing (31) on splined shaft (4) right side, rotating turret is provided with the first shaftgear (8), shaft coupling (10) is fixed with at the shaft end of the first shaftgear (8), the first duplicate gear (1) is rotatablely equipped with in the left part of splined shaft (4), the first gear (6) is fixed with in the right part of splined shaft (4), splined shaft (4) between the first duplicate gear (1) and the first gear (6) slidably connects movable duplicate gear (5), movable duplicate gear (5) has ring gear, the second gear (23) is fixed with in the left part of transmission shaft (15), the transmission shaft (15) on the second gear (23) right side is rotatablely equipped with the second duplicate gear (21), the transmission shaft (15) on the second duplicate gear (21) right side is fixed with the 3rd gear (16), the transmission shaft (15) on the 3rd gear (16) right side is fixed with the 4th gear (13), the gearwheel of the second duplicate gear (21) engages with the small gear of the first duplicate gear (1), the gearwheel of the first duplicate gear (1) engages with the second gear (23), be rotatablely equipped with the second shaftgear (12) on the right side of transmission shaft (15), the second shaftgear (12) has driving gear (14), first shaftgear (8) engages with the second shaftgear (12), driving gear (14) engages with the first gear (6), the movable gearwheel of duplicate gear (5) engages with the small gear of the second duplicate gear (21) or the 3rd gear (16) selectivity, the small gear of movable duplicate gear (5) engages with the 4th gear (13) selectivity, and the ring gear of movable duplicate gear (5) engages with the small gear selectivity of the first duplicate gear (1).
2. Compact type multi-gear gear box as claimed in claim 1, is characterized in that: on the casing (31) in transmission shaft (15) left side, be fixed with the first axle bush lid (25).
3. Compact type multi-gear gear box as claimed in claim 1, it is characterized in that: on the casing (31) of the first shaftgear (8) position, be fixed with the second axle bush lid (27), the first shaftgear (8) is located in casing (31) through described second axle bush lid (27) rotating turret.
4. Compact type multi-gear gear box as claimed in claim 1, is characterized in that: on the casing (31) on the second shaftgear (12) right side, be fixed with the 3rd axle bush lid (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210322352.XA CN102817972B (en) | 2012-09-03 | 2012-09-03 | Compact type multi-gear gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210322352.XA CN102817972B (en) | 2012-09-03 | 2012-09-03 | Compact type multi-gear gear box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102817972A CN102817972A (en) | 2012-12-12 |
| CN102817972B true CN102817972B (en) | 2015-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210322352.XA Active CN102817972B (en) | 2012-09-03 | 2012-09-03 | Compact type multi-gear gear box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102817972B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114135639A (en) * | 2021-10-29 | 2022-03-04 | 江西中船航海仪器有限公司 | Expansion transmission mechanism for expansion cabin of square cabin vehicle |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4802375A (en) * | 1985-12-06 | 1989-02-07 | J. M. Voith Gmbh | Change-speed gearbox |
| US4944197A (en) * | 1989-06-07 | 1990-07-31 | Eaton Corporation | Resilient range interlock |
| US5370013A (en) * | 1993-05-20 | 1994-12-06 | Eaton Corporation | Helically geared compound transmission |
| CN101658949A (en) * | 2009-09-23 | 2010-03-03 | 南通润邦重机有限公司 | Power plant used for large work piece boring |
| CN201513529U (en) * | 2009-09-28 | 2010-06-23 | 常州机电职业技术学院 | Multi-speed change mechanism |
| CN201934595U (en) * | 2010-12-23 | 2011-08-17 | 湖北永祥粮食机械股份有限公司 | Gearbox of hulling machine |
| CN202790352U (en) * | 2012-09-03 | 2013-03-13 | 江苏省无锡探矿机械总厂有限公司 | Compact multi-speed gear-box |
-
2012
- 2012-09-03 CN CN201210322352.XA patent/CN102817972B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4802375A (en) * | 1985-12-06 | 1989-02-07 | J. M. Voith Gmbh | Change-speed gearbox |
| US4944197A (en) * | 1989-06-07 | 1990-07-31 | Eaton Corporation | Resilient range interlock |
| US5370013A (en) * | 1993-05-20 | 1994-12-06 | Eaton Corporation | Helically geared compound transmission |
| CN101658949A (en) * | 2009-09-23 | 2010-03-03 | 南通润邦重机有限公司 | Power plant used for large work piece boring |
| CN201513529U (en) * | 2009-09-28 | 2010-06-23 | 常州机电职业技术学院 | Multi-speed change mechanism |
| CN201934595U (en) * | 2010-12-23 | 2011-08-17 | 湖北永祥粮食机械股份有限公司 | Gearbox of hulling machine |
| CN202790352U (en) * | 2012-09-03 | 2013-03-13 | 江苏省无锡探矿机械总厂有限公司 | Compact multi-speed gear-box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102817972A (en) | 2012-12-12 |
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