CN204164276U - Microtilling machine speed change gear - Google Patents
Microtilling machine speed change gear Download PDFInfo
- Publication number
- CN204164276U CN204164276U CN201420526913.2U CN201420526913U CN204164276U CN 204164276 U CN204164276 U CN 204164276U CN 201420526913 U CN201420526913 U CN 201420526913U CN 204164276 U CN204164276 U CN 204164276U
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- CN
- China
- Prior art keywords
- shaft
- gear
- shift
- speed change
- output shaft
- 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
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- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model discloses a kind of microtilling machine speed change gear, comprise gearbox casing, input shaft, output shaft, transmission device, engaging and disengaging gear and gearshift, described input shaft is provided with bevel pinion, described transmission device comprises transmission shaft, gear axle i, gear axle ii and jack shaft, transmission shaft is provided with the bevel gear wheel and power shift gear that coordinate with bevel pinion, power shift gear for the gears meshing on gear axle i and gear axle ii, small gear on gear axle i and gear axle ii engages with the gearwheel on jack shaft, jack shaft is connected with output shaft, the utility model adopts bevel gear configuration transmission, reasonable in design, structure is simple, transmission input shaft and output shaft are space crossed layout, engine output shaft or main speed reduction box output shaft is made to be connected directly between on the input shaft of speed change gear, the loss of power in transmitting procedure is made to drop to minimum, reduce drive noise, save speed change gear installing space.
Description
Technical field
The utility model belongs to the general part field of transmission device, specifically relates to a kind of microtilling machine speed change gear.
Background technique
Existing microtilling machine is varied, the motor of current microtilling machine and the connection of gearbox, general employing be by engine power output shaft Flywheel, be connected on the flywheel of clutch assembly with belt or chain, realize the input of power, the transfer mechanism of this input mode is arranged on the outside of motor and gearbox, the design of this transfer mechanism had both increased the volume of microtilling machine head, again due to frictional force loss that power produces in transmitting procedure, cause the reduction of engine output power utilization ratio, both cost of material was added, there is the shortcomings such as drive noise is larger again.
Summary of the invention
In view of this, the purpose of this utility model is to provide a kind of microtilling machine speed change gear, this microtilling machine speed change adopts bevel gear configuration transmission, reasonable in design, structure is simple, transmission input shaft and output shaft are space crossed layout, engine output shaft or main speed reduction box output shaft is made to be connected directly between on the input shaft of speed change gear, make the loss of power in transmitting procedure drop to minimum, reduce drive noise, save speed change gear installing space.
In order to achieve the above object, a kind of microtilling machine speed change gear of the utility model, comprise gearbox casing, described gearbox casing is provided with input shaft, output shaft, transmission device, engaging and disengaging gear and gearshift, between described input shaft and output shaft, spatial intersecting is arranged, described input shaft is provided with bevel pinion, described transmission device comprises transmission shaft, gear axle i, gear axle ii and jack shaft, described transmission shaft is provided with the bevel gear wheel coordinated with bevel pinion and power shift gear, described power shift gear for the gears meshing on gear axle i and gear axle ii, small gear on described gear axle i and gear axle ii engages with the gearwheel on jack shaft, described jack shaft is connected with output shaft, described engaging and disengaging gear is connected to input the tip of the axis, described gearshift is connected on power shift gear.
Further, described jack shaft comprises the jack shaft I, jack shaft II and the jack shaft III that connect successively, and described gearwheel is connected on jack shaft I, and described output shaft is connected with jack shaft III.
Further, described output shaft two ends extend that gearbox casing is outer and two ends are set to hexagonal structure, are set to spline structure in the middle part of described output shaft.
Further, described engaging and disengaging gear comprises and is sleeved on clutch on input shaft and clutch shaft, and described clutch shaft extends gearbox casing and is outside equipped with handle, described clutch shaft all and between input shaft and output shaft spatial intersecting arrange.
Further, described gearshift comprises the shift fork and shift shaft that are connected with power shift gear, and described shift shaft extends gearbox casing and is outside equipped with handle I, and described shift shaft is connected with adopting cam between shift fork.
Further, described gearshift comprises the shift fork and shift shaft that are connected with power shift gear, and described shift shaft extends gearbox casing and is outside equipped with handle I, and described shift shaft is connected with adopting screw mandrel between shift fork.
The beneficial effects of the utility model are:
The utility model microtilling machine speed change gear adopts bevel gear configuration transmission, reasonable in design, structure is simple, transmission input shaft and output shaft are space crossed layout, engine output shaft or main speed reduction box output shaft is made to be connected directly between on the input shaft of speed change gear, the loss of power in transmitting procedure is made to drop to minimum, reduce drive noise, save speed change gear installing space.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model microtilling machine speed change gear;
Fig. 2 is the side view of the utility model microtilling machine speed change gear.
Reference character: 1-gearbox casing; 2-input shaft; 3-output shaft; 4-transmission shaft; 5-jack shaft I; 6-jack shaft II; 7-jack shaft III; 8-gear axle i; 9-gear axle iii; 10-bevel gear wheel; 11-bevel pinion; 12-power shift gear; 13-gearwheel; 14-intermediate gear; 15-clutch shaft; 16-shift shaft.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail.
Be illustrated in figure 1 the structural representation of the utility model microtilling machine speed change gear, be illustrated in figure 2 the side view of the utility model microtilling machine speed change gear, a kind of microtilling machine speed change gear of the utility model comprises gearbox casing 1, described gearbox casing 1 is provided with input shaft 2, output shaft 3, transmission device, engaging and disengaging gear and gearshift, between described input shaft 2 and output shaft 3, spatial intersecting is arranged, described input shaft 2 is provided with bevel pinion 11, described transmission device comprises transmission shaft 4, gear axle i8, gear axle ii9 and jack shaft, described transmission shaft 4 is provided with the bevel gear wheel 10 coordinated with bevel pinion 11 and power shift gear 12, described power shift gear 12 for the gears meshing on gear axle i8 and gear axle ii9, small gear on described gear axle i8 and gear axle ii9 engages with the gearwheel 13 on jack shaft, described jack shaft is connected with output shaft 3, described engaging and disengaging gear is connected to the end of input shaft 2, described gearshift is connected on power shift gear 12.
The present embodiment medium power is successively by input shaft 2, bevel pinion 11, gear axle i8 or gear axle ii9, jack shaft and output shaft 3 pass to rotary blade or other parts, by engaging and disengaging gear and gearshift make bevel pinion 11 respectively with on gear axle i8 or gear axle ii9 gears meshing, and adopt bevel gear to configure transmission, reasonable in design, structure is simple, transmission input shaft and output shaft are space crossed layout, engine output shaft or main speed reduction box output shaft is made to be connected directly between on the input shaft of speed change gear, the loss of power in transmitting procedure is made to drop to minimum, reduce drive noise, save speed change gear installing space
Further, described jack shaft comprises the jack shaft I5, jack shaft II6 and the jack shaft III7 that connect successively, described gearwheel 13 is connected on jack shaft I, intermediate gear 14 on jack shaft I cogs with jack shaft II6, III7 and engages successively, described output shaft 3 is connected with jack shaft III7, and this structure of the present embodiment is conducive to the speed that speed change gear controls rotary blade or other parts.
Further, described output shaft 3 two ends extend that gearbox casing 1 is outer and two ends are set to hexagonal structure, and be set to spline structure in the middle part of described output shaft 1, this structure is conducive to rotary blade or other parts are installed on output shaft, reduce the weight of gearbox casing, extend the long service life of output shaft.
Further, described engaging and disengaging gear comprises and is sleeved on clutch on input shaft and clutch shaft 15, described clutch shaft 15 extends gearbox casing 1 and is outside equipped with handle, described clutch shaft 15 all and between input shaft 2 and output shaft 3 spatial intersecting arrange, the present embodiment rotates clutch shaft 15 by handle, make clutch carry out work, the structure saves speed change gear installing space.
Further, described gearshift comprises the shift fork and shift shaft 16 that are connected with power shift gear 13, described shift shaft 16 extends gearbox casing 1 and is outside equipped with handle I, described shift shaft 16 is connected with adopting cam between shift fork, shift fork and shift shaft 16 that the present embodiment also has gearshift described in another structure to comprise to be connected with power shift gear 13, described shift shaft 16 extends gearbox casing 1 and is outside equipped with handle I, described shift shaft 16 is connected with adopting screw mandrel between shift fork, the present embodiment rotates clutch shaft 15 by handle, clutch is made to carry out work, the structure saves speed change gear installing space.
What finally illustrate is, above preferred embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model by above preferred embodiment, but those skilled in the art are to be understood that, various change can be made to it in the form and details, and not depart from the utility model claims limited range.
Claims (6)
1. a microtilling machine speed change gear, comprise gearbox casing, described gearbox casing is provided with input shaft, output shaft, transmission device, engaging and disengaging gear and gearshift, it is characterized in that: between described input shaft and output shaft, spatial intersecting is arranged, described input shaft is provided with bevel pinion, described transmission device comprises transmission shaft, gear axle i, gear axle ii and jack shaft, described transmission shaft is provided with the bevel gear wheel coordinated with bevel pinion and power shift gear, described power shift gear for the gears meshing on gear axle i and gear axle ii, small gear on described gear axle i and gear axle ii engages with the gearwheel on jack shaft, described jack shaft is connected with output shaft, described engaging and disengaging gear is connected to input the tip of the axis, described gearshift is connected on power shift gear.
2. microtilling machine speed change gear as claimed in claim 1, is characterized in that: described jack shaft comprises the jack shaft I, jack shaft II and the jack shaft III that connect successively, and described gearwheel is connected on jack shaft I, and described output shaft is connected with jack shaft III.
3. microtilling machine speed change gear as claimed in claim 1 or 2, is characterized in that: described output shaft two ends extend that gearbox casing is outer and two ends are set to hexagonal structure, are set to spline structure in the middle part of described output shaft.
4. microtilling machine speed change gear as claimed in claim 3, it is characterized in that: described engaging and disengaging gear comprises and is sleeved on clutch on input shaft and clutch shaft, described clutch shaft extends gearbox casing and is outside equipped with handle, described clutch shaft all and between input shaft and output shaft spatial intersecting arrange.
5. microtilling machine speed change gear as claimed in claim 4, it is characterized in that: described gearshift comprises the shift fork and shift shaft that are connected with power shift gear, described shift shaft extends gearbox casing and is outside equipped with handle I, and described shift shaft is connected with adopting cam between shift fork.
6. microtilling machine speed change gear as claimed in claim 4, it is characterized in that: described gearshift comprises the shift fork and shift shaft that are connected with power shift gear, described shift shaft extends gearbox casing and is outside equipped with handle I, and described shift shaft is connected with adopting screw mandrel between shift fork.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420526913.2U CN204164276U (en) | 2014-09-12 | 2014-09-12 | Microtilling machine speed change gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420526913.2U CN204164276U (en) | 2014-09-12 | 2014-09-12 | Microtilling machine speed change gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204164276U true CN204164276U (en) | 2015-02-18 |
Family
ID=52537966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420526913.2U Expired - Fee Related CN204164276U (en) | 2014-09-12 | 2014-09-12 | Microtilling machine speed change gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204164276U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115013486A (en) * | 2022-04-19 | 2022-09-06 | 重庆五谷通用设备有限公司 | Shifting structure and tiller |
| CN115163761A (en) * | 2022-08-09 | 2022-10-11 | 威马农机股份有限公司 | Transmission system of mini-tiller gearbox |
-
2014
- 2014-09-12 CN CN201420526913.2U patent/CN204164276U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115013486A (en) * | 2022-04-19 | 2022-09-06 | 重庆五谷通用设备有限公司 | Shifting structure and tiller |
| CN115163761A (en) * | 2022-08-09 | 2022-10-11 | 威马农机股份有限公司 | Transmission system of mini-tiller 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 |
Granted publication date: 20150218 Termination date: 20150912 |
|
| EXPY | Termination of patent right or utility model |