CN105221675A - High-speed overload integral type speed-changing gear box - Google Patents
High-speed overload integral type speed-changing gear box Download PDFInfo
- Publication number
- CN105221675A CN105221675A CN201510709794.3A CN201510709794A CN105221675A CN 105221675 A CN105221675 A CN 105221675A CN 201510709794 A CN201510709794 A CN 201510709794A CN 105221675 A CN105221675 A CN 105221675A
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- Prior art keywords
- high speed
- heavily loaded
- gear
- bearing support
- axle
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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
- F16H3/085—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 with more than one output shaft
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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
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
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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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02086—Measures for reducing size of gearbox, e.g. for creating a more compact transmission casing
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention discloses high-speed overload integral type speed-changing gear box, it comprises casing, is arranged on the middle bearing bracket I of box house and middle bearing bracket II, the bearing support I being arranged on tank ends, bearing support II, bearing support III, bearing support IV, is arranged on the high-speed drive component in casing and heavy load transmission parts.Wherein, high-speed drive component comprises high speed input shaft, high speed intermediate gear shaft, speedy carding process axle, high speed first order gear, high speed second level gear, high speed third level gear; Heavy load transmission parts comprise heavily loaded input gear axle, heavily loaded intermediate gear shaft, heavily loaded output shaft, heavily loaded first order gear, heavily loaded second level gear.During work, when power access high speed input shaft, the speedy carding process of speedy carding process axle can be realized; When power accesses heavily loaded input gear axle, the heavy duty that can realize heavily loaded output shaft exports; When power accesses high speed input shaft and heavily loaded input gear axle simultaneously, can realize exporting at a high speed and while heavy duty.
Description
Technical field
The present invention relates to the mechanical variable speed device in transmission field, particularly relate to the speed-changing gear box of high-speed overload integral type.
Background technique
Gearbox is common apparatus in mechanical transmission, in order to change rotating speed and the moment of torsion of power input.Industrial gearbox mostly is speed reducer.Speed reducer can be divided into gear reduction box, worm speed-down case and planetary gear reduction box by actuation types.Wherein cylindrical gears speed reducer is the most common, and in its professional standard (JB/T8853-2001), assembling pattern is single-input single-output.At present in the practical application of gearbox, some gearbox progression is many, velocity ratio large, and the heavy duty that can realize under single-input single-output condition exports; Some gearbox is realize the speed reducer that specific function adopts single-input double-output form, and its transmission progression is few, and output torque is not high, only can realize deceleration increasing and turn round.And for both needing the speedy carding process of large speed increasing ratio, needing again the heavy duty of big retarding ratio to export, existing single gearbox cannot meet this requirement.
For solving the working condition requirement that above-mentioned existing speedy carding process has again heavy duty to export, existing solution mostly is use two or multiple stage gearbox, and this just makes, and gearbox placement space strengthens, purchase cost increases, and later maintenance amount increases.Therefore the complex working condition how realizing high-speed overload requires to control with low cost, is the problem that the present invention needs to solve.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of high-speed overload integral type gear reduction box, and it can realize exporting at a high speed and while heavy duty, and input and heavy duty export more stable at a high speed, reduce power loss.Meanwhile, gearbox of the present invention takes up room less.
High-speed overload integral type speed-changing gear box of the present invention, it comprises casing, is arranged on the middle bearing bracket I of box house and middle bearing bracket II, the bearing support I being arranged on tank ends, bearing support II, bearing support III, bearing support IV, is arranged on the high-speed drive component in casing and heavy load transmission parts.
Wherein, high-speed drive component comprises high speed input shaft, high speed intermediate gear shaft, speedy carding process axle, high speed first order gear, high speed second level gear, high speed third level gear; The two ends of high speed input shaft are separately positioned on bearing support I and bearing support II, and the two ends of high speed intermediate gear shaft are separately positioned on bearing support I and middle bearing bracket I, and the two ends of speedy carding process axle are separately positioned on bearing support I and middle bearing bracket II; High speed first order gear on high speed input shaft is meshed with the shaftgear on high speed intermediate gear shaft, and the high speed second level gear on high speed intermediate gear shaft is meshed with the high speed third level gear on speedy carding process axle; Heavy load transmission parts comprise heavily loaded input gear axle, heavily loaded intermediate gear shaft, heavily loaded output shaft, heavily loaded first order gear, heavily loaded second level gear; The two ends of heavy duty input gear axle are separately positioned on middle bearing bracket I and bearing support III, and the two ends of heavily loaded intermediate gear shaft are separately positioned on middle bearing bracket II and bearing support III, and the two ends of heavily loaded output shaft are separately positioned on bearing support III and bearing support IV; Shaftgear on heavy duty input gear axle is meshed with the heavily loaded first order gear on heavily loaded intermediate gear shaft, and the shaftgear on heavily loaded intermediate gear shaft is meshed with the heavily loaded second level gear on heavily loaded output shaft.
During work, when power access high speed input shaft, obtain large speed increasing ratio by the engagement driving of high speed first order gear, high speed intermediate gear shaft, high speed second level gear, high speed third level gear successively, the speedy carding process of speedy carding process axle can be realized; When power accesses heavily loaded input gear axle, obtain big retarding ratio successively by the engagement driving of heavily loaded input gear axle, heavily loaded first order gear, heavily loaded intermediate gear shaft, heavily loaded second level gear, the heavy duty that can realize heavily loaded output shaft exports; When power accesses high speed input shaft and heavily loaded input gear axle simultaneously, obtain large speed increasing ratio and big retarding ratio respectively through above-mentioned Multi-stage transmission, can realize exporting at a high speed and while heavy duty.
Therefore, high-speed overload integral type speed-changing gear box of the present invention, makes full use of same cabinet space, and collection speedy carding process and high pulling torque are output in one, has effectively widened the application area of speed reducer, has reduced placement space; Box house transmission shaft adopts and shares the structural type of middle bearing bracket, can make that the shorten length of axle, rigidity increase, transmission is more steady; Casing adopts zigzag structural type, shortens two ends axial length, saves material, makes input at a high speed and heavy duty export more stable, reduces power loss.In sum, gearbox of the present invention is a kind of mechanical transmission integrating speedup reliably and slow down.
Accompanying drawing explanation
Fig. 1 is the structural representation of speed-changing gear box of the present invention;
Fig. 2 is the enlarged diagram at A place in Fig. 1;
Fig. 3 is the enlarged diagram at B place in Fig. 1.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further detailed explanation.
High-speed overload integral type speed-changing gear box of the present invention, it comprises casing 1, is arranged on the middle bearing bracket I 4 of casing 1 inside and middle bearing bracket II 7, the bearing support I 16 being arranged on tank ends, bearing support II 17, bearing support III 18, bearing support IV 19, is arranged on the high-speed drive component in casing 1 and heavy load transmission parts.
Wherein, high-speed drive component comprises high speed input shaft 2, high speed intermediate gear shaft 5, speedy carding process axle 8, high speed first order gear 3, high speed second level gear 6, high speed third level gear 9; The two ends of high speed input shaft 2 are separately positioned on bearing support I 16 and bearing support II 17, the two ends of high speed intermediate gear shaft 5 are separately positioned on bearing support I 16 and middle bearing bracket I 4, and the two ends of speedy carding process axle 8 are separately positioned on bearing support I 16 and middle bearing bracket II 7; High speed first order gear 3 on high speed input shaft 2 is meshed with the shaftgear on high speed intermediate gear shaft 5, and the high speed second level gear 6 on high speed intermediate gear shaft 5 is meshed with the high speed third level gear 9 on speedy carding process axle 8; Heavy load transmission parts comprise heavily loaded input gear axle 10, heavily loaded intermediate gear shaft 11, heavily loaded output shaft 13, heavily loaded first order gear 12, heavily loaded second level gear 14; The two ends of heavy duty input gear axle 10 are separately positioned on middle bearing bracket I 4 and bearing support III 18, the two ends of heavy duty intermediate gear shaft 11 are separately positioned on middle bearing bracket II 7 and bearing support III 18, and the two ends of heavily loaded output shaft 13 are separately positioned on bearing support III 18 and bearing support IV 19; Shaftgear on heavy duty input gear axle 10 is meshed with the heavily loaded first order gear 12 on heavily loaded intermediate gear shaft 11, and the shaftgear on heavily loaded intermediate gear shaft 11 is meshed with the heavily loaded second level gear 14 on heavily loaded output shaft 13.
In the present invention, high speed intermediate gear shaft 5 is all fixed on middle bearing bracket I 4 with one end of heavily loaded input gear axle 10, and both are separated; Speedy carding process axle 8 is all fixed on middle bearing bracket II 7 with one end of heavily loaded intermediate gear shaft 11, and both are separated; Middle bearing bracket I 4 and middle bearing bracket II 7 are welded on casing 1.In the present invention, box house transmission shaft adopts and shares the structural type of middle bearing bracket, can make that the shorten length of axle, rigidity increase, transmission is more steady.
As a kind of optimal way of the present invention, casing 1 adopts zigzag structure, bearing support I 16, bearing support II 17 form zigzag head with upper left box body wall 20, bearing support I 16, bearing support III 18, lower-left box body wall 21 form in the middle part of zigzag with upper right box body wall 22, and bearing support IV 19, bearing support III 18 form zigzag afterbody with bottom right box body wall 23.Compare existing square box structure, casing of the present invention adopts zigzag structural type, can effectively shorten two ends axial length, saves material, makes input at a high speed and heavy duty export more stable, reduces power loss.
When power access high speed input shaft 2, obtain large speed increasing ratio through Multi-stage transmission, thus realize speedy carding process; When power accesses heavily loaded input gear axle 10, obtain big retarding ratio through Multi-stage transmission, thus realize heavy duty output; When power accesses high speed input shaft 2 and heavily loaded input gear axle 10 simultaneously, obtain large speed increasing ratio and big retarding ratio respectively through Multi-stage transmission, thus realize exporting at a high speed and while heavy duty.Specifically: during work, when power access high speed input shaft 2, obtain large speed increasing ratio by the engagement driving of high speed first order gear 3, high speed intermediate gear shaft 5, high speed second level gear 6, high speed third level gear 9 successively, the speedy carding process of speedy carding process axle 9 can be realized; When power accesses heavily loaded input gear axle 10, obtain big retarding ratio by the engagement driving of heavily loaded input gear axle 10, heavily loaded first order gear 12, heavily loaded intermediate gear shaft 11, heavily loaded second level gear 14 successively, the heavy duty that can realize heavily loaded output shaft 13 exports; When power accesses high speed input shaft 2 and heavily loaded input gear axle 10 simultaneously, obtain large speed increasing ratio and big retarding ratio respectively through above-mentioned Multi-stage transmission, can realize exporting at a high speed and while heavy duty.
As a modification of the present invention mode, high speed input shaft 2 and heavily loaded both input gear axles 10 access with power the Connecting format that axle place all adopts flat key or spline.All gears are all connected by spline or key with between axle: namely high speed input shaft adopts spline or key to be connected with heavily loaded first order gear, heavily loaded output shaft with heavily loaded second level gear with high speed third level gear, heavily loaded intermediate gear shaft with high speed second level gear, speedy carding process axle with high speed first order gear, high speed intermediate gear shaft.Bearing 15 is provided with between bearing support and axle.
Therefore, high-speed overload integral type speed-changing gear box of the present invention, makes full use of same cabinet space, and collection speedy carding process and high pulling torque are output in one, has effectively widened the application area of speed reducer, has reduced placement space; Box house transmission shaft adopts and shares the structural type of middle bearing bracket, can make that the shorten length of axle, rigidity increase, transmission is more steady; Casing adopts zigzag structural type, shortens two ends axial length, saves material, makes speedy carding process and heavy duty export more stable, reduces power loss.In sum, the present invention is a kind of mechanical transmission integrating speedup reliably and slow down.
Claims (8)
1. high-speed overload integral type speed-changing gear box, it is characterized in that: it comprises casing (1), is arranged on the inner middle bearing bracket I (4) of casing (1) and middle bearing bracket II (7), the bearing support I (16) being arranged on tank ends, bearing support II (17), bearing support III (18), bearing support IV (19), is arranged on the high-speed drive component in casing (1) and heavy load transmission parts.
2. gearbox according to claim 1, is characterized in that: described high-speed drive component comprises high speed input shaft (2), high speed intermediate gear shaft (5), speedy carding process axle (8), high speed first order gear (3), high speed second level gear (6), high speed third level gear (9); The two ends of high speed input shaft (2) are separately positioned on bearing support I (16) and bearing support II (17), the two ends of high speed intermediate gear shaft (5) are separately positioned on bearing support I (16) and middle bearing bracket I (4), and the two ends of speedy carding process axle (8) are separately positioned on bearing support I (16) and middle bearing bracket II (7); High speed first order gear (3) on high speed input shaft (2) is meshed with the shaftgear on high speed intermediate gear shaft (5), and high speed second level gear (6) on high speed intermediate gear shaft (5) is meshed with the high speed third level gear (9) on speedy carding process axle (8); Described heavy load transmission parts comprise heavily loaded input gear axle (10), heavily loaded intermediate gear shaft (11), heavily loaded output shaft (13), heavily loaded first order gear (12), heavily loaded second level gear (14); The two ends of heavy duty input gear axle (10) are separately positioned on middle bearing bracket I (4) and bearing support III (18), the two ends of heavy duty intermediate gear shaft (11) are separately positioned on middle bearing bracket II (7) and bearing support III (18), and the two ends of heavily loaded output shaft (13) are separately positioned on bearing support III (18) and bearing support IV (19); Shaftgear in heavy duty input gear axle (10) is meshed with the heavily loaded first order gear (12) on heavily loaded intermediate gear shaft (11), and the shaftgear on heavily loaded intermediate gear shaft (11) is meshed with heavily loaded second level gear (14) on heavily loaded output shaft (13).
3. gearbox according to claim 2, is characterized in that: high speed intermediate gear shaft (5) is all fixed on middle bearing bracket I (4) with one end of heavily loaded input gear axle (10), and both are separated; Speedy carding process axle (8) is all fixed on middle bearing bracket II (7) with one end of heavily loaded intermediate gear shaft (11), and both are separated; Middle bearing bracket I (4) and middle bearing bracket II (7) are welded on casing (1).
4. gearbox according to claim 2, is characterized in that: when power access high speed input shaft (2), obtain large speed increasing ratio, thus realize speedy carding process through Multi-stage transmission; When power accesses heavily loaded input gear axle (10), obtain big retarding ratio through Multi-stage transmission, thus realize heavy duty output; When power accesses high speed input shaft (2) and heavily loaded input gear axle (10) simultaneously, obtain large speed increasing ratio and big retarding ratio respectively through Multi-stage transmission, thus realize exporting at a high speed and while heavy duty.
5. gearbox according to claim 2, is characterized in that: high speed input shaft (2) and heavily loaded input gear axle (10) both and power access the Connecting format that axle place all adopts flat key or spline.
6. gearbox according to claim 1, it is characterized in that: casing 1 adopts zigzag structure, bearing support I (16), bearing support II (17) form zigzag head with upper left box body wall (20), bearing support I (16), bearing support III (18), lower-left box body wall (21) and upper right box body wall (22) form in the middle part of zigzag, and bearing support IV (19), bearing support III (18) form zigzag afterbody with bottom right box body wall (23).
7. gearbox according to claim 1, is characterized in that: all gears are all connected by spline or key with between axle.
8. gearbox according to claim 1, is characterized in that: be provided with bearing (15) between bearing support and axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510709794.3A CN105221675B (en) | 2015-10-28 | 2015-10-28 | High-speed overload integral type speed-changing gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510709794.3A CN105221675B (en) | 2015-10-28 | 2015-10-28 | High-speed overload integral type speed-changing gear box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105221675A true CN105221675A (en) | 2016-01-06 |
| CN105221675B CN105221675B (en) | 2018-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510709794.3A Active CN105221675B (en) | 2015-10-28 | 2015-10-28 | High-speed overload integral type speed-changing gear box |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5339707A (en) * | 1992-12-31 | 1994-08-23 | Arbus William J | Compound automotive transmission for light trucks |
| CN102189926A (en) * | 2011-03-21 | 2011-09-21 | 河南龙瑞新能源汽车有限公司 | Double-drive speed reducer for electric automobile |
| CN203239887U (en) * | 2013-04-24 | 2013-10-16 | 江苏太兴隆减速机有限公司 | Speed reducer for double-input and double-output rolling mill |
| CN103836117A (en) * | 2013-09-26 | 2014-06-04 | 宁波东力机械制造有限公司 | Rolling mill main drive gear box structure |
| CN204437196U (en) * | 2014-12-23 | 2015-07-01 | 北京南口轨道交通机械有限责任公司 | Transmission system |
| CN205101477U (en) * | 2015-10-28 | 2016-03-23 | 泰尔重工股份有限公司 | High -speed heavily loaded integrative gear type wheel gearbox |
-
2015
- 2015-10-28 CN CN201510709794.3A patent/CN105221675B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5339707A (en) * | 1992-12-31 | 1994-08-23 | Arbus William J | Compound automotive transmission for light trucks |
| CN102189926A (en) * | 2011-03-21 | 2011-09-21 | 河南龙瑞新能源汽车有限公司 | Double-drive speed reducer for electric automobile |
| CN203239887U (en) * | 2013-04-24 | 2013-10-16 | 江苏太兴隆减速机有限公司 | Speed reducer for double-input and double-output rolling mill |
| CN103836117A (en) * | 2013-09-26 | 2014-06-04 | 宁波东力机械制造有限公司 | Rolling mill main drive gear box structure |
| CN204437196U (en) * | 2014-12-23 | 2015-07-01 | 北京南口轨道交通机械有限责任公司 | Transmission system |
| CN205101477U (en) * | 2015-10-28 | 2016-03-23 | 泰尔重工股份有限公司 | High -speed heavily loaded integrative gear type wheel gearbox |
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| Publication number | Publication date |
|---|---|
| CN105221675B (en) | 2018-03-20 |
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