CN201074659Y - Gearbox for loader mechanism - Google Patents
Gearbox for loader mechanism Download PDFInfo
- Publication number
- CN201074659Y CN201074659Y CNU200720025687XU CN200720025687U CN201074659Y CN 201074659 Y CN201074659 Y CN 201074659Y CN U200720025687X U CNU200720025687X U CN U200720025687XU CN 200720025687 U CN200720025687 U CN 200720025687U CN 201074659 Y CN201074659 Y CN 201074659Y
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- gear
- output
- shaft
- engagement
- jack
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Abstract
The utility model discloses a gear box for loading machinery, which comprises an input shaft which is arranged on the box body of the gear box and is drivingly connected through a gear, a plurality of middle shafts and output shafts, wherein the input shaft is slideably provided with a duplex slide gear which can be selected under the operation of a speed transmission operating mechanism, and is engaged with gears on a middle shaft to regulate the output rotary speed, and the output shafts are provided with inverting output devices which output inverting under the operation of the speed transmission operating mechanism. The speed transmission shifts of the utility model can completely satisfy the requirements of the construction work and walking velocity ratio of the small-sized mechanical, and the utility model has the advantages of simple structure and convenient and flexible operation.
Description
Technical field
The utility model relates to a kind of speed change gear, especially relates to a kind of gearbox that is used for loading machine that is assemblied on the loading machine.
Background technique
Along with expanding economy, the machinery that is used for engineering construction is more and more at present, as is used for the loading machine with load function of small-sized construction operation, is exactly the very wide a kind of construction work machinery of people's application at present.But mostly its equipped gearbox of the loading machine that current people use is the structures such as modification gearbox of the tractor of employing, it has complicated structures such as major-minor gear, the speed change gear is more, and as small-sized Work machine, this have the loading machine of load function owing to reasons such as its character and job areas, its gear to gear requires lower, therefore at present applied gearbox on the small-sized Working machine such as loading machine, its invalid gear is many, cause complex structure like this, in the Job Operations more complicated of getting up, dumb, influenced the use of people to it.
Summary of the invention
Technical problem to be solved in the utility model has provided a kind of simple in structure, flexible to operation, and the speed change gear can satisfy a kind of gearbox that is used for loading machine of construction operation and the requirement of walking speed ratio fully.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of gearbox that is used for loading machine, be included in and be arranged on input shaft, some jack shafts and the output shaft that connects by gear transmission on the gear box, slide on the described input shaft to be provided with and can select to cog engagement to adjust the double-sliding gear of output speed with jack shaft under selector gear is handled, described output shaft is provided with the commutation output unit of selecting output to turn under selector gear is handled.
As a kind of improvement, described commutation output unit comprise be movably installed with on the output shaft respectively with jack shaft cog engagement the forward gear output gear, retreat the retaining output gear, described output shaft is provided with to be selected with the forward gear output gear under selector gear is handled or retreats to keep off output gear and be connected the shifter collar device.
As further improvement, described jack shaft comprises first jack shaft, second jack shaft and is provided with the reverse gear shaft of the idle pulley that reverses gear, described first jack shaft is provided with the high gear gear and the low gear gear that can mesh respectively with double-sliding gear, described second jack shaft be provided with the transmission gear of high gear gear engagement, with the forward gear gear of forward gear output gear engagement and with the idle pulley engagement of reversing gear retreat the retaining gear, reverse gear idle pulley with retreat the engagement of retaining output gear.
As further improvement, described selector gear comprises the high to low gear operating mechanism that can handle double-sliding gear and can handle the reversing gear of commutation output unit.
A kind of gearbox that is used for loading machine of technique scheme, owing to be to have adopted to be arranged on the input shaft that connects by gear transmission on the gear box, some jack shafts and output shaft, slide on the input shaft to be provided with and under selector gear is handled, to select and the cog double-sliding gear of engagement of jack shaft, output shaft is provided with the commutation output unit of selecting output to turn under selector gear is handled, such structure is arranged on two on the input shaft at the connection sliding gear with handle reversing arrangements on the output shaft by manipulation, can realize the direction of travel of the speed of loading machine is adjusted easily, simplified the structure of gearbox greatly, avoided the invalid gear in the gear, and easy to operate.Employing on output shaft the forward gear output gear, retreat the cooperation of retaining output gear and shifter collar device, make that the commutation output unit structure of gearbox is simpler and easy to operate.Cooperate the reverse gear shaft that reverses gear to match by two jack shafts and, simplified the structure of gearbox, reduced the volume of gearbox with input shaft, output shaft.The setting respectively of reversing gear and high to low gear operating mechanism, like this by a Joystick just realized the complete machine operation time frequently advance, fall back, thereby the operation comfort when increasing the complete machine operation.
Description of drawings
Below in conjunction with accompanying drawing embodiment of the present utility model is further described.
Accompanying drawing is a kind of structural representation that is used for the gearbox of loading machine of the utility model.
Embodiment
As shown in drawings, a kind of gearbox that is used for loading machine, be included in and be arranged on the input shaft 1 that is connected with power plant on the gear box, will be through the output of the power after the speed change to drive output shaft 4 and some jack shafts of work, input shaft 1, output shaft 4 is connected by gear transmission with these jack shafts, on input shaft 1, slide and be provided with double-sliding gear 11,12, double-sliding gear 11,12 can select to cog engagement to adjust the height of output speed with jack shaft under selector gear is handled, output shaft 4 is provided with the commutation output unit, the commutation output unit selects the output of gearbox to turn under selector gear is handled, and output unit can be included in movable set forward gear output gear 41 on the output shaft 4, retreat retaining output gear 42, forward gear output gear 41 and retreat retaining output gear 42 respectively with the jack shaft engagement that cogs, and also be provided with shifter collar device 5 at output shaft 4, shifter collar device 5 is selected with forward gear output gear 41 under selector gear is handled or retreats retaining output gear 42 to be connected, and turns to the output of adjusting gearbox.And shifter collar device 5 can adopt at forward gear output gear 41 on the output shaft 4 and retreat retaining and is provided with the engagement toothholder between the output gear 42, on the engagement toothholder, slide and be provided with shifter collar, and the fork of shifter collar under the control of operating mechanism such as operating grip stir lower slider, be connected with a joggle to select with forward gear output gear 41 and to retreat retaining output gear 42.
Jack shaft can adopt and comprise first jack shaft 2, second jack shaft 3 and the reverse gear shaft that is provided with the idle pulley 6 that reverses gear, on first jack shaft 2, be provided with can with double-sliding gear 11,12 high gear gear 21 and the low gear gears 22 that mesh respectively, and on second jack shaft 3, be provided with transmission gear 31 with high gear gear 21 engagement, forward gear gear 32 with 41 engagements of forward gear output gear, with with idle pulley 6 engagement of reversing gear retreat retaining gear 33, reverse gear idle pulley 6 with retreat 42 engagements of retaining output gear, make this gearbox comprise the output shaft 1 that connects by gear transmission like this, first jack shaft 2, second jack shaft 3, reverse gear shaft and output shaft have been simplified the structure of gearbox greatly.And selector gear comprises can handle double-sliding gear 11,12 high to low gear operating mechanism and the reversing gear that can handle the commutation output unit, such structure can be so that double-sliding gear 11,12 and the shifter collar device 5 of commutation output unit can be respectively handle by the Effectors such as fork of operating grip control, frequently advancing when realizing the complete machine operation with post-tensioning by pushing away before the Joystick, fall back, by adopting double-sliding gear 11,12 realize high-low speed change, realize advancing of equipment by the shifter collar device, retreat, and can export four gears of 2+2, the needs of operation have not only been satisfied, and the operation comfort when having increased the complete machine operation, alleviated the labor intensity of driver.
This a kind of gearbox that is used for loading machine can realize exporting two forward gears and two 2+2 speed changes that retreat retaining, and its each gear drive path is:
1) high gear of advancing: input shaft 1 → double-sliding gear 11 → high gear gear 21 → transmission gear 31 → the second jack shafts 3 → forward gear gear 32 → forward gear output gear 41 → shifter collar device 5 → output shaft 4;
2) low gear of advancing: input shaft 1 → double-sliding gear 12 → low gear gear 22 → the first jack shafts 2 → high gear gear 21 → transmission gear 31 → the second jack shafts 3 → forward gear gear 32 → forward gear output gear 41 → shifter collar device 5 → output shaft 4;
3) retreat high gear: input shaft 1 → double-sliding gear 11 → high gear gear 21 → transmission gear 31 → the second jack shafts 3 → retreat retaining gear 33 → idle pulley 6 that reverses gear → retreat retaining output gear 42 → shifter collar device 5 → output shaft;
4) retreat low gear: input shaft 1 → double-sliding gear 12 → low gear gear 22 → the first jack shafts 2 → high gear gear 21 → transmission gear 31 → the second jack shafts 3 → retreat retaining gear 33 → idle pulley 6 that reverses gear → retreat retaining output gear 42 → shifter collar device 5 → output shaft.
Claims (4)
1. gearbox that is used for loading machine, be included in and be arranged on input shaft (1), some jack shafts and the output shaft (4) that connects by gear transmission on the gear box, it is characterized in that: described input shaft (1) is gone up to slide to be provided with and can be selected to cog engagement to adjust the double-sliding gear (11,12) of output speed with jack shaft under selector gear is handled, and described output shaft (4) is provided with the commutation output unit of selecting output to turn under selector gear is handled.
2. a kind of gearbox that is used for loading machine as claimed in claim 1, it is characterized in that: described commutation output unit comprise output shaft (4) be movably installed with respectively with jack shaft cog engagement forward gear output gear (41), retreat retaining output gear (42), described output shaft (4) is provided with to be selected with forward gear output gear (41) under selector gear is handled or retreats to keep off output gear (42) and be connected shifter collar device (5).
3. a kind of gearbox that is used for loading machine as claimed in claim 2, it is characterized in that: described jack shaft comprises first jack shaft (2), second jack shaft (3) and be provided with the reverse gear shaft of the idle pulley that reverses gear (6), described first jack shaft (2) be provided with can with double-sliding gear (11,12) high gear gear (21) and the low gear gear (22) that meshes respectively, described second jack shaft (3) is provided with the transmission gear (31) with high gear gear (21) engagement, forward gear gear (32) with forward gear output gear (41) engagement, with with the idle pulley that reverses gear (6) engagement retreat retaining gear (33), the idle pulley that reverses gear (6) with retreat retaining output gear (42) engagement.
4. as claim 1,2 or 3 described a kind of gearboxes that are used for loading machine, it is characterized in that: described selector gear comprises the high to low gear operating mechanism that can handle double-sliding gear (11,12) and can handle the reversing gear of commutation output unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720025687XU CN201074659Y (en) | 2007-08-01 | 2007-08-01 | Gearbox for loader mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720025687XU CN201074659Y (en) | 2007-08-01 | 2007-08-01 | Gearbox for loader mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201074659Y true CN201074659Y (en) | 2008-06-18 |
Family
ID=39519922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720025687XU Expired - Fee Related CN201074659Y (en) | 2007-08-01 | 2007-08-01 | Gearbox for loader mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201074659Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101974881A (en) * | 2010-09-10 | 2011-02-16 | 六安市振华汽车变速箱有限公司 | Gear box for road roller |
| CN102077743A (en) * | 2010-12-09 | 2011-06-01 | 江苏常发锋陵农业装备有限公司 | Mechanical step transmission for harvester |
| CN102797802A (en) * | 2012-08-29 | 2012-11-28 | 洛阳信全源机械设备有限公司 | Integral gearbox of road roller |
| CN104373532A (en) * | 2014-10-31 | 2015-02-25 | 贵阳劲友机械加工有限公司 | Purely mechanical four-speed gearbox of electric vehicle |
| CN113339485A (en) * | 2021-07-13 | 2021-09-03 | 北京理工大学 | Dead axle gear forward and backward mechanism for special vehicle |
-
2007
- 2007-08-01 CN CNU200720025687XU patent/CN201074659Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101974881A (en) * | 2010-09-10 | 2011-02-16 | 六安市振华汽车变速箱有限公司 | Gear box for road roller |
| CN102077743A (en) * | 2010-12-09 | 2011-06-01 | 江苏常发锋陵农业装备有限公司 | Mechanical step transmission for harvester |
| CN102797802A (en) * | 2012-08-29 | 2012-11-28 | 洛阳信全源机械设备有限公司 | Integral gearbox of road roller |
| CN104373532A (en) * | 2014-10-31 | 2015-02-25 | 贵阳劲友机械加工有限公司 | Purely mechanical four-speed gearbox of electric vehicle |
| CN104373532B (en) * | 2014-10-31 | 2017-01-11 | 贵阳天友机械加工有限公司 | Purely mechanical four-speed gearbox of electric vehicle |
| CN113339485A (en) * | 2021-07-13 | 2021-09-03 | 北京理工大学 | Dead axle gear forward and backward mechanism for special vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080618 Termination date: 20100801 |