CN205013592U - Small -size pair of power take off formula four speed gear shift transaxle - Google Patents
Small -size pair of power take off formula four speed gear shift transaxle Download PDFInfo
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- CN205013592U CN205013592U CN201520727355.0U CN201520727355U CN205013592U CN 205013592 U CN205013592 U CN 205013592U CN 201520727355 U CN201520727355 U CN 201520727355U CN 205013592 U CN205013592 U CN 205013592U
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- gear
- power
- input shaft
- power take
- axle
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Abstract
Small -size pair of power take off formula four speed gear shift transaxle belongs to agricultural vehicle gearbox technical field. The utility model discloses a differential mechanism, power input shaft, walking wheel power output shaft and equipment power output shaft are installed to the gearbox box in the gearbox box, power input shaft is respectively through power take off drive mechanism, variable speed drive mechanism drive equipment power take off axle and the rotation of axes of walking wheel power take off, variable transmission mechanism includes two assemblies, triaxial assembly, clutch assembly and differential mechanism, and power input shaft connects the clutch assembly, and power input shaft connects gradually two assemblies, triaxial assembly, differential mechanism, is equipped with on two assemblies to go up the different drive ratio profile modified gear of dual gea constitution with power input shaft, is connected with reverse gear, one grade of gear of triaxial, three shafts transmission gear on the triaxial assembly. The utility model discloses an axle is used for operation output, and another output shaft is used for to gear shift output, reduces axle, gear quantity, and easy operation is equitable, and the structure is simplified.
Description
Technical field
The utility model belongs to farm truck gear box technical field, especially relevant with a kind of small double-power output type four-speed gear shift ransaxle.
Background technique
At present, be applied to the small-size rotary tiller of south China hilly country, ditching machine, fertilizer applicator and garden supervisor tool, gearbox is overlapped in usual employing two, a set of moving gear box, the power speed changing of motor is passed to road wheel pto＝power take-off, another set of is equipment gearbox, it or obtain power from motor or from road wheel pto＝power take-off or from moving gear box axle, then output power to equipment pto＝power take-off.Two cover gearbox designs similar, function close to identical, although improve versatility to a certain extent, but design of part is complicated usually, volume is large, functional redundancy, and the stopping of general work device must cause walking pto＝power take-off to stop simultaneously, do not meet working specification, manipulation is complicated.
Model utility content
For above-mentioned defect, the purpose of this utility model aims to provide a kind of practicality and structure simple small double-power output type four-speed gear shift ransaxle, the exportable active force for hoofing part, also exports and is used for the power of apparatus for work, is integrated with speed change and ransaxle in integrally simultaneously.
For this reason, the utility model by the following technical solutions: small double-power output type four-speed gear shift ransaxle, comprises gear box, is provided with differential mechanism, power input shaft, road wheel pto＝power take-off and equipment pto＝power take-off in gear box;
Described gear box is fixed with gearshift seat, gear level sleeve is in gearshift seat, gearshift push rod is hinged on gear level, gear level one end is hinged on gearshift push rod, the other end is hinged on gearshift seat, gearshift seat forms counterbore, counterbore is arranged steel ball and spring, spring one end is placed in counterbore base, steel ball contacts at described gearshift seat, and driving lever is fixed on gear level, realizes the gearshift to road wheel pto＝power take-off by driving lever;
Equipment pto＝power take-off described in described power input shaft drives respectively by power output transmission mechanism, variable transmission mechanism and described road wheel pto＝power take-off rotate;
Described variable transmission mechanism comprises two axle assemblies, three axle assemblies, clutch assembly and differential mechanism, clutch assembly described in described power input shaft connects, power input shaft connects two axle assemblies, three axle assemblies, differential mechanism successively, two described axle assemblies are provided with the shifting gear forming different drive ratios with the duplicate gear on described power input shaft, three described axle assemblies are connected with reverse gear, three axles, one grade of gear, three shaft transmission gears.
As to technique scheme supplement and perfect, the utility model also comprises following technical characteristics.
Described differential mechanism includes differential casing, cross axle is provided with in differential casing, cross axle is connected with differential gear by differential gear, and differential gear is connected on two semiaxis of described road wheel pto＝power take-off, and differential mechanism connects three axle assemblies by the gearwheel on differential mechanism.
Three described axle assembly one end are connected with hand brake parts.
Two described axle assemblies and three axle assemblies are provided with synchronizer assembly, by synchronizer assembly, gently excessively can arrive synchronized by two close gear rotating speeds, thus make walking working equipment more steady when shifting gears, and power-converting is very fast.
Be provided with operation jack shaft between described power input shaft and equipment pto＝power take-off, thus improve the power of power input shaft transmission.
Described gear box is shaping by Plate Welding, and the hole on gear box is by Linear cut drilling forming.
Use the utility model can reach following beneficial effect: structure is designed to the agricultural machinery gearbox of double dynamical output by the utility model, one axle be used for operation export, output speed does not need change, keep the velocity-stabilization of apparatus for work, another output shaft is used as gear shift and outputs to ransaxle, require that the fourth gear of an ahead three shelves and a slow astern shelves exports, axle is decreased while assurance function, the quantity of gear, and by clutch combine be separated realization do not change walk power when operation element device Power output, rationally simple to operate, gearbox designs simplifies, speed change and driving are integrated in one, compact structure, intensity increases, power transmission route shortens, export reliable,
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is drive mechanism schematic diagram of the present utility model.
Fig. 3 is operation gear shifting structure schematic diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.
Embodiment: as shown in FIG. 1 to 3, the utility model comprises gear box 1, is provided with differential mechanism 7, power input shaft 2, road wheel pto＝power take-off 3 and equipment pto＝power take-off 4 in gear box 1; Gear box 1 is fixed with gearshift seat 12, gear level 11 sleeve is in gearshift seat 12, gearshift push rod 16 is hinged on gear level 11, gear level 11 one end is hinged on gearshift push rod 16, the other end is hinged on gearshift seat 12, gearshift seat 12 forms counterbore, counterbore is arranged steel ball 14 and spring 15, spring 15 one end is placed in counterbore base, steel ball contacts at described gearshift seat 12, and driving lever 13 is fixed on gear level 11, realizes the gearshift to road wheel pto＝power take-off 3 by driving lever 13; Power input shaft 2 drives equipment pto＝power take-off 4 and road wheel pto＝power take-off 3 to rotate respectively by power output transmission mechanism, variable transmission mechanism; Variable transmission mechanism comprises two axle assembly 5, three axle assemblies 6, clutch assembly 8 and differential mechanism 7, power input shaft 2 connects clutch assembly 8, power input shaft 2 connects two axle assembly 5, three axle assemblies 6, differential mechanism 7 successively, two axle assemblies 5 are provided with the shifting gear forming different drive ratios with the duplicate gear on power input shaft 2, three axle assemblies 6 are connected with reverse gear, three axles, one grade of gear, three shaft transmission gears.
Further, differential mechanism 7 includes differential casing, is provided with cross axle in differential casing, and cross axle is connected with differential gear by differential gear, differential gear is connected on two semiaxis of road wheel pto＝power take-off 3, and differential mechanism 7 connects three axle assemblies 6 by the gearwheel on differential mechanism 7.
Further, three axle assembly 6 one end are connected with hand brake parts 9.
As preferably, two axle assemblies 5 and three axle assemblies 6 are provided with synchronizer assembly, and by synchronizer assembly, gently can be transitioned into synchronized by two close gear rotating speeds, thus make combine-harvester more steady when shifting gears, power-converting is very fast.
Further, between power input shaft 2 and equipment pto＝power take-off 4, be provided with operation jack shaft 10, thus improve the power of power input shaft 2 transmission.
Further preferably, gear box 1 is shaping by Plate Welding, and the hole on gear box 1 is by Linear cut drilling forming.
By Gearbox design of the present utility model for having grade pinion gearbox and for spur gear transmission.Power is exported by diesel engine and by V belt translation, power is inputted in gearbox, and a part is finally exported by driving wheel by gear graduation at different levels in casing and operation exports.Because the utility model requires to realize multi-gear transmission, according to the basic principle of speed-changing gear box, input shaft arranges two shifting slide gears and a double crosslinking sliding gear, stirring driving lever shifting slide gear can make it coordinate with the fast pulley on the jack shaft of the fixing tooth of three on two axles and operation output shaft respectively, obtains a different velocity ratio.When the shifting slide gear of input shaft slides and the gears meshing on reverse gear shaft, drive two axles by reverse gear shaft as jack shaft, namely two shaftgears and the later cogged sense of rotation of institute change, and driving wheel is reversed and realizes retreating.
Structure is adapted into the agricultural machinery gearbox of double dynamical output by the utility model, one axle be used for operation export, output speed does not need change, another output shaft is used as gear shift and exports, require the fourth gear output of an ahead three shelves and a slow astern shelves, while assurance function, decrease the quantity of axle, gear, and by clutch combination be separated realization do not change walk power when operation element device Power output, rationally simple to operate, gearbox designs simplifies.
More than show and describe basic principle of the present utility model and major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (6)
1. small double-power output type four-speed gear shift ransaxle, comprise gear box (1), it is characterized in that: differential mechanism (7), power input shaft (2), road wheel pto＝power take-off (3) and equipment pto＝power take-off (4) are installed in described gear box (1);
Described gear box (1) is fixed with gearshift seat (12), gear level (11) sleeve is in gearshift seat (12), gearshift push rod (16) is hinged on gear level (11), gear level (11) one end is hinged in gearshift push rod (16), the other end is hinged in gearshift seat (12), gearshift seat (12) forms counterbore, counterbore sets gradually steel ball (14) and spring (15), spring (15) one end is placed in counterbore base, steel ball contacts at described gearshift seat (12), driving lever (13) is fixed on gear level (11), the gearshift to road wheel pto＝power take-off (3) is realized by driving lever (13),
Equipment pto＝power take-off (4) described in described power input shaft (2) drives respectively by power output transmission mechanism, variable transmission mechanism and described road wheel pto＝power take-off (3) rotate;
Described variable transmission mechanism comprises two axle assemblies (5), three axle assemblies (6), clutch assembly (8) and described differential mechanism (7), clutch assembly (8) described in described power input shaft (2) connects, power input shaft (2) connects two axle assemblies (5) successively, three axle assemblies (6), differential mechanism (7), described two axle assemblies (5) are provided with the shifting gear forming different drive ratios with the duplicate gear on described power input shaft (2), described three axle assemblies (6) are connected with reverse gear, three one grade, axle gears, three shaft transmission gears.
2. small double-power output type four-speed gear shift ransaxle according to claim 1, it is characterized in that: described differential mechanism (7) includes differential casing, cross axle is provided with in differential casing, cross axle is connected with differential gear by differential gear, differential gear is connected on two semiaxis of described road wheel pto＝power take-off (3), three axle assemblies (6) described in differential mechanism (7) is connected by the gearwheel on differential mechanism (7).
3. small double-power output type four-speed gear shift ransaxle according to claim 2, is characterized in that: described three axle assemblies (6) one end is connected with hand brake parts (9).
4. small double-power output type four-speed gear shift ransaxle according to claim 3, is characterized in that: described two axle assemblies (5) and three axle assemblies (6) are provided with synchronizer assembly.
5. small double-power output type four-speed gear shift ransaxle according to claim 4, is characterized in that: be provided with operation jack shaft (10) between described power input shaft (2) and equipment pto＝power take-off (4).
6. small double-power output type four-speed gear shift ransaxle according to claim 5, is characterized in that: described gear box (1) is shaping by Plate Welding, and the hole on gear box (1) is by Linear cut drilling forming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520727355.0U CN205013592U (en) | 2015-09-18 | 2015-09-18 | Small -size pair of power take off formula four speed gear shift transaxle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520727355.0U CN205013592U (en) | 2015-09-18 | 2015-09-18 | Small -size pair of power take off formula four speed gear shift transaxle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205013592U true CN205013592U (en) | 2016-02-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520727355.0U Withdrawn - After Issue CN205013592U (en) | 2015-09-18 | 2015-09-18 | Small -size pair of power take off formula four speed gear shift transaxle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205013592U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179609A (en) * | 2015-09-18 | 2015-12-23 | 湖南农业大学 | Small double-power output type four-gear speed changing drive axle |
-
2015
- 2015-09-18 CN CN201520727355.0U patent/CN205013592U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179609A (en) * | 2015-09-18 | 2015-12-23 | 湖南农业大学 | Small double-power output type four-gear speed changing drive axle |
| CN105179609B (en) * | 2015-09-18 | 2017-08-25 | 湖南农业大学 | Small double-power output type four-speed gear shift drive axle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160203 Effective date of abandoning: 20170825 |
|
| AV01 | Patent right actively abandoned |