CN216692065U - Four-wheel-drive mini-tiller gearbox assembly - Google Patents
Four-wheel-drive mini-tiller gearbox assembly Download PDFInfo
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- CN216692065U CN216692065U CN202220151651.0U CN202220151651U CN216692065U CN 216692065 U CN216692065 U CN 216692065U CN 202220151651 U CN202220151651 U CN 202220151651U CN 216692065 U CN216692065 U CN 216692065U
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Abstract
The utility model relates to the technical field of agricultural machinery, in particular to a four-wheel-drive mini-tiller gearbox assembly which comprises a main gearbox and a rotary tillage box connected with the main gearbox, wherein the main gearbox comprises a gearbox body, a first transmission shaft, a second transmission shaft, a reverse gear shaft, a third transmission shaft, a fourth transmission shaft, a fifth transmission shaft and a sixth transmission shaft, a two-shaft transmission gear is arranged on the second transmission shaft, a reverse gear duplicate gear is arranged on the reverse gear shaft, a small gear of the reverse gear duplicate gear is meshed with the two-shaft transmission gear, and a three-shaft transmission gear is arranged on the third transmission shaft. The gear box assembly of the mini-tiller drives the three-shaft transmission gear to axially move along the three transmission shafts through the shifting fork, so that the three-shaft transmission gear is meshed with the two-shaft transmission gear or the reverse gear duplicate gear on the reverse gear shaft, the mini-tiller can rapidly switch forward or backward walking, the whole structure is simple and light, and a user can conveniently control the mini-tiller to move forward or backward.
Description
Technical Field
The utility model relates to the technical field of agricultural machinery, in particular to a gearbox assembly of a four-wheel-drive mini-tiller.
Background
The mini-tiller is powered by a small diesel engine or a gasoline engine, has the characteristics of light weight, small size and the like, is widely suitable for dry land, paddy field, orchard and the like in plains, mountainous areas and hills, can be used for operations such as water pumping, power generation, pesticide spraying, spraying and the like by being matched with corresponding machines, can be freely operated in the field, is convenient for users to use and store, saves the trouble that large agricultural machinery cannot enter mountainous area fields, is the best choice for substituting cattle farming for vast farmers, and has a complex structure of a gearbox of the existing mini-tiller and is inconvenient for the users to use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems and provide a four-wheel-drive mini-tiller gearbox assembly.
In order to achieve the purpose, the utility model adopts the technical scheme that: a four-wheel drive mini-tiller gearbox assembly comprises a main gearbox and a rotary tillage box connected with the main gearbox, wherein the main gearbox comprises a gearbox body, a first transmission shaft, a second transmission shaft, a reverse gear shaft, a third transmission shaft, a fourth transmission shaft, a fifth transmission shaft and a sixth transmission shaft; the four-shaft transmission gear and the four-shaft transition gear are arranged on a transmission four shaft, the thickness of the four-shaft transmission gear is set to be two times larger than that of the three-shaft transmission gear, the four-shaft transmission gear is meshed with the three-shaft transmission gear, the five-shaft transmission gear and the high-low gear driving gear are arranged on the transmission five shaft, the high-low gear driving gear is a duplicate gear, the high-low gear driving gear can axially move along the transmission five shaft, the five-shaft transmission gear is meshed with the four-shaft transition gear, the six-shaft transmission gear, the high-low gear driven gear and the low-gear driven gear are arranged on a transmission six shaft, a large gear of the high-low gear driving gear can be meshed with the high-gear driven gear to form a high gear, and a small gear of the high-low gear driving gear can be meshed with the low-gear driven gear to form a low gear.
Preferably, the main gearbox further comprises a seven transmission shafts, a driving gear is arranged in the middle of the seven transmission shafts, the driving gear is meshed with the six transmission gears, and two ends of the seven transmission shafts are used for mounting driving wheels.
Preferably, the main gearbox further comprises eight transmission shafts and nine transmission shafts, eight transmission gears and eight transition gears are arranged on the eight transmission shafts, nine transmission gears and nine transmission chain wheels are arranged on the nine transmission shafts, the nine transmission gears are meshed with the eight transition gears, the rotary tillage box comprises a rotary tillage box body and a rotary tillage shaft, the rotary tillage box body is obliquely connected to the right side of the gearbox body, rotary tillage chain wheels are arranged on the rotary tillage shaft, chains are sleeved on the rotary tillage chain wheels and the nine transmission chain wheels, a rotary tillage driving gear is further arranged on the three transmission shafts and can axially move along the three transmission shafts so as to be meshed with the eight transmission gears.
Preferably, the transmission first shaft, the transmission second shaft, the transmission third shaft, the transmission fourth shaft and the transmission fifth shaft, the transmission six shaft, the transmission eight shaft and the transmission nine shaft are spline shafts, the transmission bevel gear and the transmission one shaft are statically connected with the transmission one shaft through splines, the transmission two shaft is statically connected with the transmission two shaft through splines, the rotary tillage driving gear and the transmission three shaft are in sliding connection with the transmission three shaft through splines, the transmission four shaft transmission gear and the transmission four shaft are in static connection with the transmission four shaft through splines, the transmission five shaft transmission gear is in static connection with the transmission five shaft through splines, the high-low gear driving gear is in sliding connection with the transmission five shaft through splines, the transmission six shaft transmission gear, the high-low gear driven gear and the low-gear driven gear are in static connection with the transmission six shaft through splines, the transmission eight shaft transmission gear and the transmission eight shaft transmission gear are in static connection with the transmission eight shaft through splines, and the transmission nine shaft transmission gear and the transmission nine shaft transmission sprocket are in static connection with the transmission nine shafts through splines.
Preferably, the inner ring of the reverse double gear is rotatably supported on the reverse shaft through a copper sleeve, and the reverse double gear is axially positioned through a retainer ring.
The gear box assembly of the mini-tiller drives the three-shaft transmission gear to axially move along the three transmission shafts through the shifting fork, so that the three-shaft transmission gear is meshed with the two-shaft transmission gear or the reverse gear duplicate gear on the reverse gear shaft, the thickness of the four-shaft transmission gear is set to be two times larger than that of the three-shaft transmission gear, and the thickness of the four-shaft transmission gear is larger, so that the four-shaft transmission gear is always meshed with the three-shaft transmission gear no matter the three-shaft transmission gear is meshed with the two-shaft transmission gear or the reverse gear duplicate gear, the forward or backward walking quick switching of the mini-tiller is realized, the whole structure is simple and light, and a user can conveniently control the mini-tiller to move forwards or backwards. In addition, the transmission and disconnection of the walking power and the plowing power are respectively and independently controlled, so that the walking and plowing operation of the mini-tiller are mutually independent and do not interfere with each other.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of a four-wheel-drive mini-tiller gearbox assembly provided in a preferred embodiment of the utility model;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken along line B-B of the reverse shaft and a reverse double gear disposed on the reverse shaft of FIG. 1;
in the figure: 1. a transmission case; 11. a drive shaft; 111. a transmission bevel gear; 112. a shaft transmission gear; 12. a transmission two-shaft; 121. a biaxial drive gear; 13. three shafts are driven; 131. a three-axis drive gear; 132. a rotary tillage driving gear; 14. a transmission four-axis; 141. a four-axis transmission gear; 142. a four-axis transition gear; 15. five shafts are driven; 151. a five-axis transmission gear; 152. a high-low gear driving gear; 16. six shafts are driven; 161. a six-shaft transmission gear; 162. a high-gear driven gear; 163. a low-gear driven gear; 17. a transmission seven shaft; 171. a drive gear; 18. eight shafts are driven; 181. eight-shaft transmission gears; 182. an eight-axis transition gear; 19. nine shafts are driven; 191. a nine-shaft transmission gear; 192. a nine-shaft drive sprocket; 10. a reverse gear shaft; 101. a reverse double gear; 2. a rotary tillage box body; 21. a rotary tillage shaft; 22. a rotary tillage chain wheel; 23. a chain; 3. a direct-coupled internal clutch; 31. a clutch box body; 32. a clutch shaft; 33. clutch bevel gear.
Detailed Description
The utility model will now be described in further detail with reference to the accompanying drawings and examples, which are simplified schematic drawings and illustrate only the basic structure of the utility model in a schematic manner, and thus show only the constituents relevant to the utility model.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
As shown in fig. 1, 2 and 3, a transmission assembly of a four-wheel-drive mini-tiller according to a preferred embodiment of the present invention includes a main transmission and a rotary tillage box connected to the main transmission.
The main gear box comprises a gear box body 1, a first transmission shaft 11, a second transmission shaft 12, a reverse gear shaft 10, a third transmission shaft 13, a fourth transmission shaft 14, a fifth transmission shaft 15, a sixth transmission shaft 16, a seventh transmission shaft 17, an eighth transmission shaft 18 and a ninth transmission shaft 19, wherein shaft necks at two ends of each shaft are respectively provided with a bearing fixed on the gear box body 1.
The transmission shaft 11 is provided with a transmission bevel gear 111 and a shaft transmission gear 112. The transmission shaft 11 is a spline shaft, the transmission bevel gear 111 and the transmission gear 112 are statically connected with the transmission shaft 11 through the spline, and the transmission bevel gear 111 and the transmission gear 112 rotate synchronously with the transmission shaft 11.
As shown in fig. 1, a direct-coupled internal clutch 3 is coupled directly below the left side of the main transmission, and the direct-coupled internal clutch 3 includes a clutch case 31, a clutch shaft 32, and a clutch bevel gear 33. The upper end of the clutch box body 31 is detachably connected to the right lower part of the gearbox body 1 through a screw, and the lower end of the clutch box body 31 is used for being connected with a diesel engine; the clutch shaft 32 is used for outputting power of a diesel engine, the clutch shaft 32 is arranged in the clutch box body 31, one end of the clutch shaft 32 extends out of the clutch box body 31 and is fixedly connected with a clutch bevel gear 33, the middle of the clutch shaft 32 is connected with a clutch hand lever through a clutch shifting fork, and the clutch bevel gear 33 on the clutch shaft 32 is controlled to be meshed with or separated from the transmission bevel gear 111 by shifting the clutch hand lever, so that the power output by the diesel engine is transmitted to the transmission shaft 11 or the power transmitted to the transmission shaft 11 is cut off.
The transmission secondary shaft 12 is provided with a secondary transmission gear 121, the transmission secondary shaft 12 is a spline shaft, the secondary transmission gear 121 is statically connected with the transmission secondary shaft 12 through a spline, so that the secondary transmission gear 121 and the transmission secondary shaft 12 synchronously rotate, and the secondary transmission gear 121 is meshed with the primary transmission gear 112.
The reverse gear shaft 10 is provided with a reverse gear duplicate gear 101, the reverse gear duplicate gear 101 is rotatably supported on the reverse gear shaft 10, specifically, an inner ring of the reverse gear duplicate gear 101 is rotatably supported on the reverse gear shaft 10 through a copper bush (not shown), the reverse gear duplicate gear 101 is axially positioned through a retainer ring (not shown), and a pinion of the reverse gear duplicate gear 101 is meshed with the two-shaft transmission gear 121.
Three-shaft transmission gear 131 and rotary tillage driving gear 132 are arranged on three transmission shafts 13, the three transmission shafts 13 are spline shafts, the three-shaft transmission gear 131 and the rotary tillage driving gear 132 are in sliding connection with the three transmission shafts 13 through splines, the three-shaft transmission gear 131 and the rotary tillage driving gear 132 are connected with a shifting fork, and the three-shaft transmission gear 131 and the rotary tillage driving gear 132 can move axially along the three transmission shafts 13 under the control of the shifting fork.
The four-shaft transmission gear 141 and the four-shaft transition gear 142 are arranged on the four transmission shaft 14, the four transmission shaft 14 is a spline shaft, the four-shaft transmission gear 141 and the four-shaft transition gear 142 are in spline static connection with the four transmission shaft 14, the four-shaft transmission gear 141 and the four-shaft transition gear 142 rotate synchronously with the four transmission shaft 14, the thickness of the four-shaft transmission gear 141 is two times larger than that of the three-shaft transmission gear 131, and the thickness of the four-shaft transmission gear 141 is larger, so that the four-shaft transmission gear 141 is always meshed with the three-shaft transmission gear 131 no matter the three-shaft transmission gear 131 is meshed with the two-shaft transmission gear 121 or meshed with the large gear of the reverse double-gear 101.
The five-shaft transmission gear 151 and the high-low gear driving gear 152 are arranged on the five transmission shaft 15, the five transmission shaft 15 is a spline shaft, the five-shaft transmission gear 151 and the five transmission shaft 15 are in spline static connection, the high-low gear driving gear 152 is a duplicate gear, the high-low gear driving gear 152 and the five transmission shaft 15 are in spline sliding connection, a fixed shifting fork is connected onto the high-low gear driving gear 152, the high-low gear driving gear 152 can axially move along the five transmission shaft 15 under the control of the shifting fork, and the five transmission shaft 151 is meshed with the four-shaft transition gear 142.
The six transmission shafts 16 are provided with six transmission gears 161, a high-gear driven gear 162 and a low-gear driven gear 163, the six transmission shafts 16 are spline shafts, the six transmission gears 161, the high-gear driven gear 162 and the low-gear driven gear 163 are in spline static connection with the six transmission shafts 16, the six transmission gears 161, the high-gear driven gear 162 and the low-gear driven gear 163 rotate synchronously with the six transmission shafts 16, the six transmission gears 161 are located in the middle of the six transmission shafts 16, the high-gear driven gear 162 and the low-gear driven gear 163 are located on two sides of the six transmission gears 161, and the diameter of the high-gear driven gear 162 is smaller than that of the low-gear driven gear 163.
The seven transmission shafts 17 are used for driving the mini-tiller to walk, a driving gear 171 is arranged in the middle of each seven transmission shaft 17, the driving gear 171 is meshed with the six-shaft transmission gear 161, and two ends of each seven transmission shaft 17 are used for mounting driving wheels (not shown).
The eight transmission shafts 18 are provided with eight transmission gears 181 and eight transition gears 182, the eight transmission shafts 18 are spline shafts, the eight transmission gears 181 and the eight transition gears 182 are in spline static connection with the eight transmission shafts 18, and the eight transmission gears 181 and the eight transition gears 182 rotate synchronously with the eight transmission shafts 18.
Nine-shaft transmission gears 191 and nine-shaft transmission chain wheels 192 are arranged on the nine transmission shafts 19, the nine transmission shafts 19 are spline shafts, the nine transmission gears 191 and the nine transmission chain wheels 192 are in spline static connection with the nine transmission shafts 19, the nine transmission gears 191 and the nine transmission chain wheels 192 rotate synchronously with the nine transmission shafts 19, and the nine transmission gears 191 are meshed with the eight transition gears 182.
The rotary tillage case includes rotary tillage box 2 and rotary tillage axle 21, rotary tillage box 2 couples in gearbox 1 right side through the screw slope, the axle journal at rotary tillage axle 21 both ends is adorned respectively and is fixed in the bearing on rotary tillage box 2, be provided with rotary tillage sprocket 22 on the rotary tillage axle 21, the cover is equipped with chain 23 on rotary tillage sprocket 22 and the nine drive sprocket 192, transmit rotary tillage sprocket 22 and rotary tillage axle 21 through chain 23 with the power of the nine 19 outputs of transmission, rotary tillage axle 21 both ends mountable rotary tillage blade disc or harrow wheel, can realize carrying out the plow harrow to the field, the rotary tillage, satisfy user's different operation demands. The rotary tillage chain wheel 22 in the main gear box and the nine-shaft transmission chain wheel 192 in the rotary tillage box are sleeved with the chain 23 for power transmission, the distance between the rotary tillage shaft 21 and the nine transmission shaft 19 can be set to be larger, so that the chain 23 and the rotary tillage box body 2 with longer length can be used, rotary tillage cutter heads or harrowing wheels with larger size can be installed at two ends of the rotary tillage shaft 21, and the farming requirement of the larger field depth is met.
When the rotary tillage machine is used, when the shifting fork is used for controlling the rotary tillage driving gear 132 to axially move along the three transmission shafts 13 so that the rotary tillage driving gear 132 is meshed with the eight-shaft transmission gear 181, power output by the diesel engine can be transmitted to the rotary tillage shaft 21 through the eight transmission shafts 18, the nine transmission shafts 19, the nine transmission chain wheels 192, the chain 23 and the rotary tillage chain wheel 22 in sequence, and plowing and rotary tillage of a field are realized through rotary tillage cutter discs or harrowing wheels arranged at two ends of the rotary tillage shaft 21; when rotary tillage driving gear 132 moves to the neutral position (at this time, rotary tillage driving gear 132 is not engaged with eight-shaft transmission gear 181), rotary tillage driving gear 132 idles around transmission three shaft 13, and rotary tillage shaft 21 does not rotate; when the shifting fork is used for controlling the three-shaft transmission gear 131 to axially move along the three transmission shafts 13, so that the three-shaft transmission gear 131 is meshed with the two-shaft transmission gear 121, the mini-tiller moves forwards; when the shifting fork is used for controlling the three-shaft transmission gear 131 to axially move along the three transmission shafts 13, the three-shaft transmission gear 131 is meshed with the large gear of the reverse gear duplicate gear 101 to be switched to a reverse gear, and the micro-farming machine walks backwards; when the shifting fork is used for controlling the high-low gear driving gear 152 to axially move along the five transmission shafts 15, the large gear of the high-low gear driving gear 152 is meshed with the high-gear driven gear 162 on the six transmission shafts 16 to form a high gear, and the seven transmission shafts 17 rotate at a high speed to drive the mini-tiller to walk; when the pinion of the high-low gear driving gear 152 is meshed with the low-gear driven gear 163 on the transmission six-shaft 16 to form a low gear, the transmission seven-shaft 17 rotates at a lower speed to drive the micro-cultivator to walk; when the high-low gear driving gear 152 moves to the middle of the five transmission shafts 15 and is not meshed with the high-low gear driven gear 162 and the low-low gear driven gear 163, the five transmission shafts 15 idle, and the seven transmission shafts 17 do not rotate.
The gear box assembly of the mini-tiller drives the three-shaft transmission gear 131 to axially move along the three transmission shafts 13 through the shifting fork, the three-shaft transmission gear 131 is meshed with the two-shaft transmission gear 121 or the large gear of the reverse gear duplicate gear 101 on the reverse gear shaft 10, the thickness of the four-shaft transmission gear 141 is set to be two times larger than that of the three-shaft transmission gear 131, and the thickness of the four-shaft transmission gear 141 is larger, so that the four-shaft transmission gear 141 is always meshed with the three-shaft transmission gear 131 no matter the three-shaft transmission gear 131 is meshed with the two-shaft transmission gear 121 or the large gear of the reverse gear duplicate gear 101, the forward or backward walking quick switching of the mini-tiller is realized, the whole structure is simple and light, and a user can conveniently control the mini-tiller to move forwards or backwards. In addition, the power output by the three transmission shafts 13 is transmitted to two sets of gears in the gearbox body 1, namely, the gears which are arranged on the four transmission shafts 14, the five transmission shafts 15, the six transmission shafts 16 and the seven transmission shafts 17 and are used for transmitting the walking power and the gears which are arranged on the eight transmission shafts 18 and the nine transmission shafts 19 and are used for transmitting the farming power, and the transmission and the disconnection of the walking power and the farming power are respectively and independently controlled, so that the walking of the mini-tiller and the farming operation are independent and do not interfere with each other, namely, the forward or backward walking and the farming operation of the mini-tiller can be simultaneously carried out, and the mini-tiller can also carry out plowing and rotary tillage on a field when being stopped in place, or the farming operation is not carried out when the mini-tiller walks.
In light of the foregoing description of the preferred embodiments of the present invention, it is to be understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the utility model. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (5)
1. The utility model provides a four-wheel drive ploughs quick-witted gearbox assembly a little, includes main gear box and the rotary tillage case of hookup with main gear box, its characterized in that: the main gearbox comprises a gearbox body, a first transmission shaft, a second transmission shaft, a reverse gear shaft, a third transmission shaft, a fourth transmission shaft, a fifth transmission shaft and a sixth transmission shaft, wherein a transmission bevel gear and a first transmission gear are arranged on the first transmission shaft, the transmission bevel gear is used for being matched with the direct-coupled internal clutch, a second transmission gear is arranged on the second transmission shaft, the second transmission gear is meshed with the first transmission gear, a reverse gear duplicate gear is arranged on the reverse gear shaft, a pinion of the reverse gear duplicate gear is meshed with the second transmission gear, a third transmission gear is arranged on the third transmission shaft, the third transmission gear can axially move along the third transmission shaft, and the third transmission gear can be meshed with the second transmission gear or meshed with a large gear of the reverse gear duplicate gear on the reverse gear shaft; the four-shaft transmission gear is meshed with the three-shaft transmission gear, the five-shaft transmission gear and the high-low gear driving gear are arranged on the five transmission shaft, the high-low gear driving gear is a duplicate gear and can move axially along the five transmission shaft, the five-shaft transmission gear is meshed with the four-shaft transition gear, the six transmission shaft is provided with a six-shaft transmission gear, a high-gear driven gear and a low-gear driven gear, a large gear of the high-low gear driving gear can be meshed with the high-gear driven gear to form a high gear, and a small gear of the high-low gear driving gear can be meshed with the low-gear driven gear to form a low gear.
2. The four-wheel-drive mini-tiller gearbox assembly as claimed in claim 1, wherein: the main gearbox further comprises seven transmission shafts, a driving gear is arranged in the middle of each seven transmission shafts, the driving gears are meshed with the six transmission gears, and two ends of each seven transmission shaft are used for mounting driving wheels.
3. The four-wheel-drive mini-tiller gearbox assembly as claimed in claim 2, wherein: the main gearbox further comprises eight transmission shafts and nine transmission shafts, eight transmission gears and eight transition gears are arranged on the eight transmission shafts, nine transmission gears and nine transmission chain wheels are arranged on the nine transmission shafts, the nine transmission gears are meshed with the eight transition gears, the rotary tillage box comprises a rotary tillage box body and a rotary tillage shaft, the rotary tillage box body is obliquely connected to the right side of the gearbox body, a rotary tillage chain wheel is arranged on the rotary tillage shaft, a chain is sleeved on the rotary tillage chain wheel and the nine transmission chain wheels, a rotary tillage driving gear is further arranged on the three transmission shafts and can axially move along the three transmission shafts so as to be meshed with the eight transmission gears.
4. The four-wheel-drive mini-tiller gearbox assembly as claimed in claim 3, wherein: the transmission primary shaft, the transmission secondary shaft, the transmission three shaft, the transmission four shaft and the transmission five shaft, the transmission six shaft, the transmission eight shaft and the transmission nine shaft are spline shafts, the transmission bevel gear and the transmission one shaft are statically connected with the transmission one shaft through splines, the transmission two shaft is statically connected with the transmission two shaft through splines, the rotary tillage driving gear and the transmission three shaft are in sliding connection with the transmission three shaft through splines, the transmission four shaft transmission gear and the transmission four shaft are in static connection with the transmission four shaft through splines, the transmission five shaft transmission gear is in static connection with the transmission five shaft through splines, the high-low gear driving gear is in sliding connection with the transmission five shaft through splines, the transmission six shaft transmission gear, the high-low gear driven gear and the low-gear driven gear are in static connection with the transmission six shaft through splines, the transmission eight shaft transmission gear and the transmission eight shaft transmission gear are in static connection with the transmission eight shaft through splines, and the transmission nine shaft transmission gear and the transmission nine shaft transmission sprocket are in static connection with the transmission nine shafts through splines.
5. The four-wheel-drive mini-tiller gearbox assembly as claimed in claim 1, wherein: the inner ring of the reverse gear duplicate gear is rotatably supported on the reverse gear shaft through a copper sleeve, and the reverse gear duplicate gear is axially positioned through a check ring.
Priority Applications (1)
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CN202220151651.0U CN216692065U (en) | 2022-01-20 | 2022-01-20 | Four-wheel-drive mini-tiller gearbox assembly |
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CN202220151651.0U CN216692065U (en) | 2022-01-20 | 2022-01-20 | Four-wheel-drive mini-tiller gearbox assembly |
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CN216692065U true CN216692065U (en) | 2022-06-07 |
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CN202220151651.0U Active CN216692065U (en) | 2022-01-20 | 2022-01-20 | Four-wheel-drive mini-tiller gearbox assembly |
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