Improved mini-tiller gearbox

Abstract

The utility model discloses an improved gearbox of a mini-tiller, which belongs to the technical field of mini-tillers and comprises a shell, an input mechanism, an output mechanism, an output mechanism and a transmission mechanism. The output mechanism is arranged at one end of the bottom in the shell and is connected with the input mechanism; the walking mechanism is arranged at the other end of the bottom in the shell; the steering mechanism is connected with the input mechanism and the walking mechanism and comprises a seventh shaft, a first steering rod and a second steering rod, the seventh shaft is rotationally arranged in the shell, a second seventh gear is arranged in the middle of the seventh shaft, a first seventh gear and a third seventh gear are arranged on the two sides of the second seventh gear correspondingly, and the first steering rod is slidably arranged in the shell; the second steering rod is arranged in the shell in a sliding mode and connected with the seventh third gear. Forced steering and synchronous walking of the mini-tiller are controlled through the first steering rod and the second steering rod of the steering mechanism.

Description

Technical Field

[0001] The utility model belongs to the technical field of micro-tillage machines, and specifically relates to an improved micro-tillage machine gearbox. Background Art

[0002] A micro-tillage machine is a type of agricultural machinery used for tilling, furrowing, and rotary tilling. This type of machine is particularly important for agricultural activities in small or confined areas, effectively improving the efficiency and quality of crop cultivation.

[0003] However, with more and more farmers putting forward new demands on product functions, the micro-tillage machines on the market are in urgent need of upgrading to meet the needs of farmers.

[0004] In view of the above problems, this application proposes an improved micro-tillage machine gearbox design, which aims to improve the performance and reliability of the micro-tillage machine by optimizing the manufacturing process and structural design to better meet the needs of modern agriculture. Utility Model Content

[0005] The technical problem to be solved by the present invention is to overcome the shortcomings of the above-mentioned prior art and provide an improved micro-tillage machine gearbox.

[0006] The technical solution adopted to solve the above technical problems is: an improved micro-tillage machine gearbox, including a housing, and also including:

[0007] An input mechanism, the input mechanism being disposed at the top of the interior of the housing;

[0008] an output mechanism, the output mechanism being disposed at one end of the bottom of the housing and connected to the input mechanism;

[0009] A walking mechanism, the walking mechanism being arranged at the other end of the bottom of the housing;

[0010] A steering mechanism, the steering mechanism connects the input mechanism and the walking mechanism, the steering mechanism includes a seventh shaft, a first steering rod, and a second steering rod. The seventh shaft is rotatably arranged inside the shell, a seventh gear is provided in the middle of the seventh shaft, and a seventh gear and a seventh gear are slidingly provided on both sides of the seventh gear. The first steering rod is slidably arranged inside the shell and is connected to the seventh gear. The second steering rod is slidably arranged inside the shell and is connected to the seventh gear.

[0011] Through the above technical solution, the first steering rod and the second steering rod of the steering mechanism control the forced steering and synchronous walking of the micro-tillage machine.

[0012] Furthermore, as a preferred embodiment of the present invention, the input mechanism includes:

[0013] a first shaft, the first shaft being rotatably disposed in the housing, and a first gear being disposed at one end of the first shaft located in the housing;

[0014] a second shaft rotatably disposed in the housing, the second shaft being provided with a second-first gear and a second-second gear, the second-second gear being meshed with the first gear;

[0015] a third shaft, the third shaft being rotatably disposed in the housing, the third shaft being provided with a third-first gear, the third-first gear being meshed with the second-first gear, and the third-fourth gear being slidably disposed on the third shaft;

[0016] a fourth shaft, the fourth shaft being rotatably disposed in the housing, the fourth shaft being provided with a fourth gear, the fourth gear being meshed with the third gear;

[0017] The sixth shaft is rotatably disposed in the housing, and a sixth gear is provided on the sixth shaft, and the sixth gear is meshed with the fourth gear.

[0018] Furthermore, as a preferred embodiment of the present invention, a fifth shaft is rotatably provided in the housing, and a fifth gear is provided on the fifth shaft;

[0019] The third shaft is provided with a third gear, the third gear being meshed with the fifth gear;

[0020] The fifth shaft is provided with a fifth-second gear, the fourth shaft is provided with a fourth-third gear, and the fourth-third gear is meshed with the fifth-second gear;

[0021] The fourth shaft is provided with a fourth second gear;

[0022] The fourth shaft is provided with a fourth third gear;

[0023] The fourth shaft is provided with a fourth gear;

[0024] The sixth shaft is provided with a sixth gear, and the sixth gear is meshed with the fourth gear;

[0025] A sixth gear is slidably provided on the sixth shaft, and the sixth gear is connected to the seventh gear;

[0026] The third shaft is provided with a 33rd gear and a 34th gear, the 33rd gear and the 34th gear are double gears and are connected to a second gear lever that is slidably provided in the housing;

[0027] A third gear lever is slidably provided in the housing, and the third gear lever is connected to the third gear;

[0028] The sixty-second gear and the sixty-third gear are double gears and are connected to a first gear rod that is slidably disposed in the housing.

[0029] Through the above technical solution, the input mechanism forms multiple gears.

[0030] Furthermore, as a preferred embodiment of the present invention, the walking mechanism includes:

[0031] an eighth shaft, the eighth shaft rotatably extending through one side of the housing, an eighth gear being provided on the eighth shaft, the eighth gear being meshed with the seventh gear;

[0032] An eighth second shaft rotates and passes through the other side of the housing. An eighth second gear is provided on the eighth second shaft, and the eighth second gear is engaged with the seventh third gear.

[0033] Furthermore, as a preferred embodiment of the present invention, the output mechanism includes:

[0034] a ninth shaft, the ninth shaft being rotatably disposed in the housing, the ninth shaft being provided with a ninth gear, the ninth gear being meshed with the third gear; and a ninth gear being slidably disposed on the ninth shaft;

[0035] a tenth shaft, the tenth shaft being rotatably disposed in the housing, the tenth shaft being provided with a twelfth gear, the twelfth gear being engaged with the ninety-third gear;

[0036] An eleventh shaft, the eleventh shaft being rotatably disposed in the housing, the eleventh shaft being provided with an eleventh gear, the eleventh gear being meshed with the twelfth gear; an eleventh gear being slidably disposed on the eleventh shaft;

[0037] a thirteenth shaft, the thirteenth shaft being rotatably disposed in the housing, the thirteenth shaft being provided with a thirteenth gear, the thirteenth gear being engaged with the eleventh gear;

[0038] a fourteenth shaft, the fourteenth shaft being rotatably disposed in the housing, the fourteenth shaft being provided with a fourteenth gear, the fourteenth gear being engaged with the thirteenth gear;

[0039] a fifteenth shaft, the fifteenth shaft being rotatably disposed in the housing, the fifteenth shaft being provided with a fifteenth gear, the fifteenth gear being engaged with the fourteenth gear;

[0040] The sixteenth shaft is rotatably disposed in the housing, and a sixteenth gear is disposed on the sixteenth shaft, and the sixteenth gear is engaged with the fifteenth gear.

[0041] Furthermore, as a preferred embodiment of the present invention, a ninth gear is provided on the ninth shaft;

[0042] An eleventh gear is provided on the tenth shaft, and the eleventh gear is meshed with the ninety-second gear;

[0043] The ninety-second gear and the ninety-third gear are double gears and are connected to a fourth gear rod that is slidably disposed in the housing.

[0044] Through the above technical solution, the output mechanism has multiple gears.

[0045] Furthermore, as a preferred embodiment of the present invention, a twelfth shaft is rotatably provided on the housing, a twelfth gear is provided on the twelfth shaft, and the twelfth gear is meshed with the eleventh gear;

[0046] The twelfth shaft is provided with a twelfth gear;

[0047] A fifth gear lever is slidably provided in the shell, and the fifth gear lever is connected to the eleventh gear.

[0048] Through the above technical solution, the output mechanism has more gears.

[0049] The beneficial effects of the utility model are as follows: the utility model transmits power through the input mechanism, the output mechanism outputs power, the walking mechanism moves, and the first steering rod and the second steering rod of the steering mechanism control the forced steering and synchronous walking of the micro-tiller. BRIEF DESCRIPTION OF THE DRAWINGS

[0050] Figure 1 This is a schematic diagram of the three-dimensional structure of an improved micro-tillage machine gearbox of the utility model;

[0051] Figure 2 This is a schematic diagram of the internal structure of a gearbox of an improved micro-tillage machine of the utility model;

[0052] Figure 3 This is a schematic diagram of the three-dimensional structure of the top of the gearbox of an improved micro-tillage machine of the present invention;

[0053] Figure 4 This is a schematic diagram of the three-dimensional structure of the rear side of the gearbox of an improved micro-tillage machine of the present invention;

[0054] Figure 5 This is a three-dimensional structural diagram of one side of the internal gearbox of an improved micro-tillage machine of the utility model;

[0055] 1. First gear; 1. Second gear; 1. Third gear; 1. Third gear; 1. Third gear; 1. Third gear; 1. Third gear; 1. Third gear; 1. Third gear; 1. Fourth gear; 1. Fourth gear; 1. Fourth gear; 1. Fourth gear; 1. Fourth gear; 1. Fourth gear; 1. Fifth gear; 1. Fifth gear; 1. Fifth gear; 1. Fifth gear; 1. Sixth gear; 1. Sixth gear; 1. Sixth gear; 1. Sixth gear; 1. Sixth gear; 1. Seventh gear; 1. Seventh gear; 1. Seventh gear; 1. Seventh gear; 1. Seventh gear; 1. Seventh gear; 1. Seventh gear; 1. Seventh gear; 1. Eighth gear; 1. Eighth gear; 1. Eighth gear; 1. Eighth gear; 1. Eighth gear; 1. 19. The eighth shaft; 19. The ninth shaft; 191. The ninth gear; 192. The ninth gear; 193. The ninth gear; 210. The tenth shaft; 2101. The eleventh gear; 2102. The twelfth gear; 211. The eleventh shaft; 2111. The eleventh gear; 2112. The twelfth gear; 212. The twelfth shaft; 2121. The twelfth gear; 2122. The twelfth gear; 213. The thirteenth shaft; 2131. The thirteenth gear; 214. The fourteenth shaft; 2141. The fourteenth gear; 215. The fifteenth shaft; 2151. The fifteenth gear; 216. The sixteenth shaft; 2161. The sixteenth gear; 31. The first gear lever; 32. The second gear lever; 33. The third gear lever; 34. The fourth gear lever; 35. The fifth gear lever; 41. The first steering rod; 42. The second steering rod. DETAILED DESCRIPTION

[0056] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0057] like Figure 1-Figure 5 As shown, an improved micro-tillage machine gearbox of this embodiment includes a housing 1 and further includes:

[0058] An input mechanism, the input mechanism being arranged at the top of the housing 1;

[0059] An output mechanism, the output mechanism is provided at one end of the bottom of the housing 1 and is connected to the input mechanism;

[0060] A walking mechanism, the walking mechanism being arranged at the other end of the bottom of the housing 1;

[0061] A steering mechanism connects the input mechanism and the walking mechanism, and includes a seventh shaft 17, a first steering rod 41, and a second steering rod 42. The seventh shaft 17 is rotatably arranged inside the shell 1. A seventh-second gear 172 is provided in the middle of the seventh shaft 17. A seventh-first gear 171 and a seventh-third gear 173 are slidingly provided on both sides of the seventh-second gear 172. The first steering rod 41 is slidably arranged inside the shell 1 and is connected to the seventh-first gear 171. The second steering rod 42 is slidably arranged inside the shell 1 and is connected to the seventh-third gear 173.

[0062] As a specific embodiment of the present invention, the input mechanism includes:

[0063] A first shaft 11, the first shaft 11 is rotatably disposed in the housing 1, and a first gear 111 is disposed at one end of the first shaft 11 located in the housing 1;

[0064] A second shaft 12 is rotatably disposed in the housing 1 . A second-first gear 121 and a second-second gear 122 are provided on the second shaft 12 . The second-second gear 122 is engaged with the first gear 111 .

[0065] A third shaft 13 is rotatably disposed in the housing 1 . A third-first gear 131 is provided on the third shaft 13 . The third-first gear 131 meshes with the second-first gear 121 . A third-fourth gear 134 is slidably disposed on the third shaft 13 .

[0066] A fourth shaft 14 is rotatably disposed in the housing 1 . A fourth gear 144 is provided on the fourth shaft 14 . The fourth gear 144 meshes with the third gear 134 .

[0067] The sixth shaft 16 is rotatably disposed in the housing 1 . A sixth third gear 163 is disposed on the sixth shaft 16 . The sixth third gear 163 is engaged with the fourth fourth gear 144 .

[0068] Specifically, the power transmission steps are: first shaft 11, first gear 111, second second gear 122, second shaft 12, second first gear 121, third first gear 131, third shaft 13, third fourth gear 134, fourth fourth gear 144, sixth third gear 163, seventh second gear 172, and seventh shaft 17.

[0069] As a specific embodiment of the present invention, a fifth shaft 15 is rotatably provided in the housing 1 , and a fifth gear 151 is provided on the fifth shaft 15 ;

[0070] The third shaft 13 is provided with a third-second gear 132 , which is engaged with the fifth-first gear 151 ;

[0071] The fifth shaft 15 is provided with a fifth second gear 152 , and the fourth shaft 14 is provided with a fourth third gear 143 , and the fourth third gear 143 is meshed with the fifth second gear 152 ;

[0072] The fourth shaft 14 is provided with a fourth second gear 142;

[0073] The fourth shaft 14 is provided with a fourth third gear 143;

[0074] The fourth shaft 14 is provided with a fourth first gear 141;

[0075] The sixth shaft 16 is provided with a sixth gear 161, which is engaged with the fourth gear 141.

[0076] A sixth second gear 162 is slidably provided on the sixth shaft 16 , and the sixth second gear 162 is connected to the seventh second gear 172 ;

[0077] The third shaft 13 is provided with a third gear 133 , which is a double gear with the third gear 133 and the third gear 134 , and is connected to a second gear rod 32 that is slidably provided in the housing 1 ;

[0078] A third gear lever 33 is slidably provided in the housing 1 and is connected to the third gear 132 ;

[0079] The sixth second gear 162 and the sixth third gear 163 are double gears and are connected to the first gear rod 31 that is slidably disposed in the housing 1 .

[0080] Specifically, by operating the first gear lever 31 , the sixth second gear 162 and the sixth third gear 163 are engaged with the sixth first gear 161 or the fourth fourth gear 144 , respectively, to form two gear positions;

[0081] Two gear positions are formed by operating the second gear lever 32 to mesh the third gear 133 with the fourth gear 143 or the third gear 134 with the fourth gear 144;

[0082] By operating the third gear lever 33 to mesh the third-second gear 132 with the fifth-first gear 151 or the fourth-second gear 142 , two gear positions are formed.

[0083] Specifically, the power transmission of the third shaft 13, the third fourth gear 134, the fourth fourth gear 144, the sixth third gear 163, and the seventh second gear 172 can be changed into the following types:

[0084] The third shaft 13, the third-second gear 132, the fifth-first gear 151, the fifth shaft 15, the fifth-second gear 152, the fourth-third gear 143, the fourth shaft 14, the fourth-first gear 141, the sixth-first gear 161, the sixth-second gear 162, and the seventh-second gear 172;

[0085] The third shaft 13, the third-second gear 132, the fourth-second gear 142, the fourth shaft 14, the fourth-first gear 141, the sixth-first gear 161, the sixth-second gear 162, and the seventh-second gear 172;

[0086] The third shaft 13, the third-third gear 133, the fourth-third gear 143, the fourth shaft 14, the fourth-first gear 141, the sixth-first gear 161, the sixth-second gear 162, and the seventh-second gear 172;

[0087] The third shaft 13 , the third-fourth gear 134 , the fourth-fourth gear 144 , the fourth shaft 14 , the fourth-first gear 141 , the sixth-first gear 161 , the sixth-second gear 162 , and the seventh-second gear 172 .

[0088] As a specific embodiment of the present invention, the walking mechanism includes:

[0089] an eighth shaft 18 rotatably extending through one side of the housing 1 , and having an eighth gear 181 disposed on the eighth shaft 18 , the eighth gear 181 meshing with the seventh gear 171 ;

[0090] The eighth second shaft 183 is rotatably provided on the other side of the housing 1 . The eighth second shaft 183 is provided with an eighth second gear 182 . The eighth second gear 182 is engaged with the seventh third gear 173 .

[0091] Furthermore, the power transmission steps of the walking mechanism are: the seventh shaft 17, the seventh-first gear 171, the eighth-first gear 181, the eighth-first shaft 18 and the seventh shaft 17, the seventh-third gear 173, the eighth-second gear 182, and the eighth-second shaft 183.

[0092] Furthermore, by operating the first steering rod 41 or the second steering rod 42, the eighth-first gear 181 or the eighth-second gear 182 is disengaged to achieve steering.

[0093] As a specific embodiment of the present invention, the output mechanism includes:

[0094] A ninth shaft 19 is rotatably disposed within the housing 1 . A ninth gear 191 is provided on the ninth shaft 19 , and the ninth gear 191 meshes with the third gear 131 . A ninth gear 193 is slidably disposed on the ninth shaft 19 .

[0095] a tenth shaft 210 rotatably disposed within the housing 1 , and having a twelfth gear 2102 disposed thereon, the twelfth gear 2102 meshing with the ninetieth gear 193 ;

[0096] An eleventh shaft 211 is rotatably disposed in the housing 1 . An eleventh gear 2112 is disposed on the eleventh shaft 211 . The eleventh gear 2112 is engaged with the twelfth gear 2102 . An eleventh gear 2111 is slidably disposed on the eleventh shaft 211 .

[0097] A thirteenth shaft 213 is rotatably disposed in the housing 1 , and a thirteenth gear 2131 is disposed on the thirteenth shaft 213 , and the thirteenth gear 2131 is engaged with the eleventh gear 2111 ;

[0098] A fourteenth shaft 214 is rotatably disposed in the housing 1 . A fourteenth gear 2141 is disposed on the fourteenth shaft 214 . The fourteenth gear 2141 is engaged with the thirteenth gear 2131 .

[0099] A fifteenth shaft 215 is rotatably disposed in the housing 1 . A fifteenth gear 2151 is disposed on the fifteenth shaft 215 . The fifteenth gear 2151 is engaged with the fourteenth gear 2141 .

[0100] The sixteenth shaft 216 is rotatably disposed in the housing 1 . A sixteenth gear 2161 is disposed on the sixteenth shaft 216 . The sixteenth gear 2161 is engaged with the fifteenth gear 2151 .

[0101] Specifically, the power transmission steps are: the third gear 131, the ninth gear 191, the ninth shaft 19, the ninth gear 193, the twelfth gear 2102, the eleventh gear 2112, the eleventh shaft 211, the eleventh gear 2111, the thirteenth gear 2131, the fourteenth gear 2141, the fifteenth gear 2151, the sixteenth gear 2161, and the sixteenth shaft 216.

[0102] As a specific embodiment of the present utility model, the ninth shaft 19 is provided with a ninth second gear 192;

[0103] The tenth shaft 210 is provided with an eleventh gear 2101 , and the eleventh gear 2101 is engaged with the ninety-second gear 192 ;

[0104] The ninth second gear 192 and the ninth third gear 193 are double gears and are connected to the fourth gear lever 34 that is slidably disposed in the housing 1 .

[0105] Specifically, by operating the fourth gear lever 34 to engage the ninth gear 192 with the eleventh gear 2101 or the ninth gear 193 with the twelfth gear 2102 , two gear positions are formed.

[0106] Specifically, the transmission process of the ninth shaft 19, the ninth third gear 193, and the twelfth gear 2102 may be as follows:

[0107] The ninth shaft 19 , the ninth gear 192 , the eleventh gear 2101 , the tenth shaft 210 , and the twelfth gear 2102 .

[0108] As a specific embodiment of the present invention, a twelfth shaft 212 is rotatably provided on the housing 1, a twelfth gear 2121 is provided on the twelfth shaft 212, and the twelfth gear 2121 is meshed with the eleventh gear 2111;

[0109] The twelfth shaft 212 is provided with a twelfth gear 2122;

[0110] A fifth gear lever 35 is slidably provided in the housing 1 , and the fifth gear lever 35 is connected to the eleventh gear 2111 .

[0111] Specifically, by operating the fifth gear lever 35, the eleventh gear 2111 is meshed with the twelfth gear 2121 or the thirteenth gear 2131 to form two gear positions.

[0112] Specifically, the transmission process of the eleventh gear 2111 and the thirteenth gear 2131 may be changed into:

[0113] an eleventh gear 2111 , a twelfth gear 2121 , a twelfth shaft 212 , a twelfth gear 2122 , and a thirteenth gear 2131 .

[0114] The above description is merely a preferred embodiment of the present invention and is not intended to limit the scope of protection of the present invention.

Claims

1. An improved micro-tillage machine gearbox, comprising a housing (1), characterized in that: Also includes: An input mechanism, the input mechanism being arranged at the top of the interior of the housing (1); An output mechanism, the output mechanism being arranged at one end of the bottom of the housing (1) and connected to the input mechanism; A walking mechanism, the walking mechanism being arranged at the other end of the bottom of the housing (1); A steering mechanism is provided, wherein the steering mechanism connects the input mechanism and the walking mechanism, and comprises a seventh shaft (17), a first steering rod (41), and a second steering rod (42). The seventh shaft (17) is rotatably arranged inside the housing (1). A seventh second gear (172) is provided in the middle of the seventh shaft (17). A seventh first gear (171) and a seventh third gear (173) are respectively slidably provided on both sides of the seventh second gear (172). The first steering rod (41) is slidably arranged inside the housing (1) and connected to the seventh first gear (171). The second steering rod (42) is slidably arranged inside the housing (1) and connected to the seventh third gear (173).

2. The improved micro-tillage machine gearbox according to claim 1, characterized in that: The input mechanism includes: A first shaft (11), the first shaft (11) being rotatably disposed in the housing (1), and a first gear (111) being disposed at one end of the first shaft (11) located in the housing (1); a second shaft (12), the second shaft (12) being rotatably disposed in the housing (1), the second shaft (12) being provided with a second-first gear (121) and a second-second gear (122), the second-second gear (122) being meshed with the first gear (111); A third shaft (13), the third shaft (13) being rotatably disposed in the housing (1), the third shaft (13) being provided with a third gear (131), the third gear (131) being engaged with the second gear (121), and the third shaft (13) being slidably provided with a third gear (134); a fourth shaft (14), the fourth shaft (14) being rotatably disposed in the housing (1), the fourth shaft (14) being provided with a fourth gear (144), the fourth gear (144) being meshed with the third gear (134); A sixth shaft (16), the sixth shaft (16) is rotatably disposed in the housing (1), a sixth third gear (163) is disposed on the sixth shaft (16), and the sixth third gear (163) is meshed with the fourth fourth gear (144).

3. The improved micro-tillage machine gearbox according to claim 2, characterized in that: A fifth shaft (15) is rotatably provided in the housing (1), and a fifth gear (151) is provided on the fifth shaft (15); The third shaft (13) is provided with a third gear (132), and the third gear (132) is meshed with the fifth gear (151); The fifth shaft (15) is provided with a fifth second gear (152), the fourth shaft (14) is provided with a fourth third gear (143), and the fourth third gear (143) is meshed with the fifth second gear (152); The fourth shaft (14) is provided with a fourth second gear (142); The fourth shaft (14) is provided with a fourth third gear (143); A fourth gear (141) is provided on the fourth shaft (14); A sixth gear (161) is provided on the sixth shaft (16), and the sixth gear (161) is meshed with the fourth gear (141); A sixth gear (162) is slidably provided on the sixth shaft (16), and the sixth gear (162) is connected to the seventh gear (172); The third shaft (13) is provided with a third gear (133), the third gear (133) and the third gear (134) are double gears, and are connected to a second gear rod (32) that is slidably provided in the housing (1); A third gear lever (33) is slidably provided in the housing (1), and the third gear lever (33) is connected to the third gear (132); The sixth second gear (162) and the sixth third gear (163) are double gears and are connected to a first gear rod (31) that is slidably disposed in the housing (1).

4. The improved micro-tillage machine gearbox according to claim 3 is characterized in that: The walking mechanism comprises: an eighth shaft (18), the eighth shaft (18) being rotatably disposed on one side of the housing (1), an eighth gear (181) being disposed on the eighth shaft (18), the eighth gear (181) being meshed with the seventh gear (171); An eighth second shaft (183) is rotatably provided on the other side of the housing (1), and an eighth second gear (182) is provided on the eighth second shaft (183), and the eighth second gear (182) is meshed with the seventh third gear (173).

5. The improved micro-tillage machine gearbox according to claim 4, characterized in that: The output mechanism includes: A ninth shaft (19), the ninth shaft (19) being rotatably disposed in the housing (1), the ninth shaft (19) being provided with a ninth gear (191), the ninth gear (191) being meshed with the third gear (131); a ninth gear (193) being slidably disposed on the ninth shaft (19); a tenth shaft (210), the tenth shaft (210) being rotatably disposed in the housing (1), the tenth shaft (210) being provided with a twelfth gear (2102), the twelfth gear (2102) being meshed with the ninetieth gear (193); An eleventh shaft (211), the eleventh shaft (211) is rotatably disposed in the housing (1), an eleventh gear (2112) is disposed on the eleventh shaft (211), the eleventh gear (2112) is meshed with the twelfth gear (2102); an eleventh gear (2111) is slidably disposed on the eleventh shaft (211); a thirteenth shaft (213), the thirteenth shaft (213) being rotatably disposed in the housing (1), the thirteenth shaft (213) being provided with a thirteenth gear (2131), the thirteenth gear (2131) being meshed with the eleventh gear (2111); a fourteenth shaft (214), the fourteenth shaft (214) being rotatably disposed in the housing (1), the fourteenth shaft (214) being provided with a fourteenth gear (2141), the fourteenth gear (2141) being meshed with the thirteenth gear (2131); A fifteenth shaft (215), the fifteenth shaft (215) being rotatably disposed in the housing (1), the fifteenth shaft (215) being provided with a fifteenth gear (2151), the fifteenth gear (2151) being meshed with the fourteenth gear (2141); A sixteenth shaft (216), the sixteenth shaft (216) is rotatably disposed in the housing (1), a sixteenth gear (2161) is disposed on the sixteenth shaft (216), and the sixteenth gear (2161) is meshed with the fifteenth gear (2151).

6. The improved micro-tillage machine gearbox according to claim 5, characterized in that: A ninth gear (192) is provided on the ninth shaft (19); An eleventh gear (2101) is provided on the tenth shaft (210), and the eleventh gear (2101) is meshed with the ninth gear (192); The ninth second gear (192) and the ninth third gear (193) are double gears and are connected to a fourth gear lever (34) that is slidably disposed in the housing (1).

7. The improved micro-tillage machine gearbox according to claim 6, characterized in that: A twelfth shaft (212) is rotatably provided on the housing (1), a twelfth gear (2121) is provided on the twelfth shaft (212), and the twelfth gear (2121) is meshed with the eleventh gear (2111); The twelfth shaft (212) is provided with a twelfth gear (2122); A fifth gear lever (35) is slidably provided in the housing (1), and the fifth gear lever (35) is connected to the eleventh gear (2111).

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