CN205101478U - Heavy gear box of joint hydraulic pressure variable speed - Google Patents
Heavy gear box of joint hydraulic pressure variable speed Download PDFInfo
- Publication number
- CN205101478U CN205101478U CN201520914119.XU CN201520914119U CN205101478U CN 205101478 U CN205101478 U CN 205101478U CN 201520914119 U CN201520914119 U CN 201520914119U CN 205101478 U CN205101478 U CN 205101478U
- Authority
- CN
- China
- Prior art keywords
- gear
- shaft
- intermediate gear
- output
- spline housing
- 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.)
- Expired - Fee Related
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 230000000875 corresponding Effects 0.000 claims abstract description 4
- 239000012530 fluid Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003638 reducing agent Substances 0.000 description 1
Abstract
The utility model relates to a heavy gear box of joint hydraulic pressure variable speed, including the input shaft, jackshaft and output shaft, fixed mounting has greatly on the input shaft, little input gear, be equipped with with the input shaft corresponding greatly on the jackshaft, little intermediate gear, greatly, little intermediate gear = is respectively through two sets of bearing movable mounting in jackshafts, greatly, fixed mounting has cooperation internally splined sleeve's external splines cover between little intermediate gear, greatly, be equipped with the boss of outband spline on the relative terminal surface of pinion respectively, internally splined sleeve the external splines sheathe in endwise slip and with external splines cover respectively with greatly, the boss of little intermediate gear's outband spline is connected, be equipped with output gear on the jackshaft, output gear and the epaxial gear meshing transmission of output, the both ends warp beam of pivot holds and supports in the box, and pivot and jackshaft vertical cross set up, and the handle is connected to the end that stretches out of pivot, and the hydraulic pressure cylinder is connected to the handle, one end fixed connection in the pivot of shift fork, the other end and the internally splined sleeve cooperation of shift fork.
Description
Technical field
The utility model relates to speed reducer field, is specifically related to a kind of associating hydraulic speed-changing heavy duty tooth roller box.
Background technique
Along with the development of economic society, people are also more and more higher to high performance requirement.At present, usually only have single input axle and single output shaft for power shift gear case, and arrange two pairs of meshed gears pairs on input shaft with output shaft member, gearshift is between two gear pairs.At work, only have the power constantly increasing input shaft just can reach the power requirements of output shaft, in continuous increase process, probably cause the problem damaging input shaft because input shaft rotating speed is too fast.Therefore, how providing a kind of power shift gear case, to improve the working life of output shaft, is the current technical issues that need to address of those skilled in the art.
Summary of the invention
The purpose of this utility model is the associating hydraulic speed-changing heavy duty tooth roller box providing a kind of speed change stable.
For reaching above object, the technological scheme that the utility model is taked is:
A kind of associating hydraulic speed-changing heavy duty tooth roller box, comprise input shaft, jack shaft and output shaft, described input shaft is installed with large input gear and little input gear, described jack shaft is provided with the large intermediate gear corresponding with input shaft and little intermediate gear, large intermediate gear and little intermediate gear are movably installed in jack shaft through two groups of bearings respectively, described jack shaft large, external splines cover is installed with between little intermediate gear, external splines puts the inner spline housing being provided with and being mated, described jack shaft large, the end face that small gear is relative is respectively equipped with the boss of band external splines, described inner spline housing outside spline housing slides axially and by external splines cover respectively with greatly, the boss of the band external splines of little intermediate gear connects, jack shaft is provided with output gear, meshed transmission gear on described output gear and output shaft, described inner spline housing is connected with speed change gear, and described speed change gear comprises shift fork, rotating shaft, handle and hydraulic cylinder, the two ends of described rotating shaft are supported on casing through bearing, rotating shaft and jack shaft square crossing are arranged, the external part connecting handle of rotating shaft, described handle connecting fluid air cylinder, one end of shift fork is fixedly connected on rotating shaft, and the other end of shift fork coordinates with inner spline housing.
Further, described shift fork comprises rotating shaft and is distributed in the pusher dog of inner spline housing both sides, and the bottom of described each pusher dog is provided with axle sleeve, and described axle sleeve is fixedly connected with rotating shaft through key, the head of pusher dog is respectively equipped with towards the minor axis of fork slot, and described minor axis is socketed with bearing.
Further, the outer wall of described inner spline housing is provided with a circle fork slot, and two madial walls of bearing outer wall fork slot coordinate.
Further, described rotating shaft is horizontally disposed with and vertical with jack shaft.
Again further, described output shaft comprises the first output shaft and the second output shaft, through gear transmission between described first output shaft and the second output shaft.
After taking above technological scheme, the beneficial effects of the utility model are:
In the technical program, be provided with the gear of two groups of different speed ratios between input shaft with jack shaft, two gears on jack shaft dally on jack shaft; After driving inner spline housing to form a fixed connection with the gear on jack shaft respectively by gear, jack shaft and input shaft linked and export, inner spline housing slides on the external splines cover being fixed on jack shaft, completes shifted when inner spline housing switches between two gears; Gear is made up of rotating shaft and shift fork, and the pusher dog of shift fork is coordinated with inner spline housing by bearing, reduces friction, prevents wearing and tearing; Rotating shaft one end is provided with handle, and handle drives axis of rotation after air cylinder driven, drives pusher dog to rotate after axis of rotation, and in pusher dog rotation process, the bearing of pusher dog head promotes inner spline housing generation axial displacement and completes gear shift or out of supply.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is A-A view of the present utility model;
Fig. 3 is B-B view of the present utility model;
Fig. 4 is the structural representation of gear.
In figure: input shaft 1, jack shaft 2, the first output shaft 3, large input gear 4, little input gear 5, large intermediate gear 6, little intermediate gear 7, output gear 8, gear 9, the second output shaft 10, gear pair 11, external splines cover 12, inner spline housing 13, rotating shaft 14, pusher dog 15, axle sleeve 16, minor axis 17, bearing 18, handle 19, fork slot 20, cylinder 21, position switch 22, boss 23.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is further described:
As shown, a kind of associating hydraulic speed-changing heavy duty tooth roller box, comprise input shaft 1, jack shaft 2, first output shaft 3 and the second output shaft 10, described input shaft 1 is installed with, described jack shaft 2 is provided with and large input gear 4, the large intermediate gear 6 that little input gear 5 is corresponding and little intermediate gear 7, large intermediate gear 6 and little intermediate gear 7 are respectively movably installed in jack shaft 2 on jack shaft 2 in rotary state through bearing, described jack shaft 2 large, external splines cover 12 is installed with between little intermediate gear, external splines cover 12 is provided with the inner spline housing 13 be mated, large on described jack shaft, the end face that little intermediate gear is relative is respectively equipped with the boss 23 of band external splines, described inner spline housing 13 outside spline housing 12 slides axially and by external splines cover 12 respectively with greatly, the boss 23 of the band external splines of little intermediate gear connects as a whole, thus realize large, little intermediate gear is to the driving of jack shaft 2, jack shaft is installed with output gear 8, gear 9 engagement driving on described output gear 8 and the first output shaft 3, second output shaft 10 and the first output shaft 3 be arranged in parallel, first output shaft 3 is through gear pair 11, drive the second output shaft 10, first output shaft 3 and the second output shaft 10 in the same way or incorgruous output, described inner spline housing 13 outer wall is provided with a circle fork slot 20, fork slot 20 is connected with speed change gear, described speed change gear comprises shift fork, rotating shaft 14, handle 19 and hydraulic cylinder 21, described shift fork comprises rotating shaft and is distributed in the pusher dog 15 of inner spline housing 13 both sides, the bottom of described each pusher dog 15 is provided with axle sleeve 16, described axle sleeve 16 is fixedly connected with rotating shaft 14 through key, the head of pusher dog 15 is respectively equipped with towards the minor axis 17 of fork slot 20, described minor axis 17 is socketed with bearing 18, and the foreign currency wall of described bearing 18 rolls with fork slot 20 and coordinates, the two ends of described rotating shaft 14 are supported on casing through bearing, rotating shaft 14 be horizontally disposed with and with jack shaft 2 square crossing, the external part connecting handle 19 of rotating shaft 14, described handle 19 connecting fluid air cylinder 21.Position switch 22 is also provided with in the both sides of handle sense of rotation, spacing to the slewing area of hydraulic cylinder.
Claims (5)
1. an associating hydraulic speed-changing heavy duty tooth roller box, comprise input shaft, jack shaft and output shaft, described input shaft is installed with large input gear and little input gear, described jack shaft is provided with the large intermediate gear corresponding with input shaft and little intermediate gear, large intermediate gear and little intermediate gear are movably installed in jack shaft through two groups of bearings respectively, described jack shaft large, external splines cover is installed with between little intermediate gear, external splines puts the inner spline housing being provided with and being mated, described jack shaft large, the end face that small gear is relative is respectively equipped with the boss of band external splines, described inner spline housing outside spline housing slides axially and by external splines cover respectively with greatly, the boss of the band external splines of little intermediate gear connects, jack shaft is provided with output gear, meshed transmission gear on described output gear and output shaft, is characterized in that, described inner spline housing is connected with speed change gear, described speed change gear comprises shift fork, rotating shaft, handle and hydraulic cylinder, the two ends of described rotating shaft are supported on casing through bearing, and rotating shaft and jack shaft square crossing are arranged, the external part connecting handle of rotating shaft, described handle connecting fluid air cylinder, one end of shift fork is fixedly connected on rotating shaft, and the other end of shift fork coordinates with inner spline housing.
2. one associating hydraulic speed-changing heavy duty tooth roller box according to claim 1, it is characterized in that, described shift fork comprises rotating shaft and is distributed in the pusher dog of inner spline housing both sides, the bottom of described each pusher dog is provided with axle sleeve, described axle sleeve is fixedly connected with rotating shaft through key, the head of pusher dog is respectively equipped with towards the minor axis of fork slot, and described minor axis is socketed with bearing.
3. one associating hydraulic speed-changing heavy duty tooth roller box according to claim 1 and 2, it is characterized in that, the outer wall of described inner spline housing is provided with a circle fork slot, and two madial walls of bearing outer wall fork slot coordinate.
4. one associating hydraulic speed-changing heavy duty tooth roller box according to claim 1 and 2, is characterized in that, described rotating shaft is horizontally disposed with and vertical with jack shaft.
5. one associating hydraulic speed-changing heavy duty tooth roller box according to claim 1, it is characterized in that, described output shaft comprises the first output shaft and the second output shaft, through gear transmission between described first output shaft and the second output shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520914119.XU CN205101478U (en) | 2015-11-17 | 2015-11-17 | Heavy gear box of joint hydraulic pressure variable speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520914119.XU CN205101478U (en) | 2015-11-17 | 2015-11-17 | Heavy gear box of joint hydraulic pressure variable speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205101478U true CN205101478U (en) | 2016-03-23 |
Family
ID=55517260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520914119.XU Expired - Fee Related CN205101478U (en) | 2015-11-17 | 2015-11-17 | Heavy gear box of joint hydraulic pressure variable speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205101478U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105276102A (en) * | 2015-11-17 | 2016-01-27 | 江苏瑞星减速机有限公司 | Combined hydraulic speed changing heavy gearbox |
-
2015
- 2015-11-17 CN CN201520914119.XU patent/CN205101478U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105276102A (en) * | 2015-11-17 | 2016-01-27 | 江苏瑞星减速机有限公司 | Combined hydraulic speed changing heavy gearbox |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160323 Termination date: 20201117 |