Transmission mechanism of field management machine

Abstract

The utility model discloses a transmission mechanism of a field management machine, which comprises a shell, a belt input shaft, a walking component and a rotary tillage component are arranged in the shell, and a belt gear is arranged on the belt input shaft; the walking assembly comprises a first variable shaft, a second variable shaft, a third variable shaft, a fourth variable shaft, a fifth variable shaft, a sixth variable shaft and a walking output shaft. Each variable shaft is provided with a variable gear. The rotary tillage assembly comprises a first rotary tillage shaft, a second rotary tillage shaft, a third rotary tillage shaft, a fourth rotary tillage shaft and a rotary tillage output shaft, the first rotary tillage shaft, the second rotary tillage shaft, the third rotary tillage shaft and the fourth rotary tillage shaft are in gear transmission, and the fourth rotary tillage shaft and the rotary tillage output shaft are in chain transmission. Therefore, the walking assembly and the rotary tillage assembly are in gear transmission, the transmission strength and the torsion resistance are improved, and the service life is prolonged; and the power is respectively transmitted to the walking output shaft and the rotary tillage output shaft, so that the rotary cultivator can carry out rotary tillage while walking.

Description

Technical Field

[0001] The utility model relates to the technical field of garden management machines, in particular to a transmission mechanism of a garden management machine. Background Art

[0002] The transmission mechanism of the farmland management machine in the prior art usually includes a walking assembly and a rotary tillage assembly. The walking assembly adopts chain transmission, which has low strength and is easy to break; the rotary tillage assembly adopts chain transmission as a whole. After use, it is found that the chain transmission has poor external resistance and insufficient strength, and is easy to break, thereby increasing the cost of the farmland management machine and is not suitable for wide application. Utility Model Content

[0003] In view of the above-mentioned deficiencies, the technical problem to be solved by the utility model is: to provide a transmission mechanism of a garden management machine, in which the walking component and the rotary tillage component are partially driven by gears, thereby increasing the strength and torsional resistance of the transmission and prolonging the service life.

[0004] In order to solve the above technical problems, the technical solution of the utility model is:

[0005] A transmission mechanism of a garden management machine comprises a housing, wherein the housing comprises a main housing and a walking housing and a rotary tillage housing arranged on both sides of the main housing, wherein a belt input shaft, a walking assembly and a rotary tillage assembly are arranged in the housing, wherein a belt input shaft is provided with a belt gear; wherein the walking assembly comprises a first variable shaft, a second variable shaft, a third variable shaft, a fourth variable shaft, a fifth variable shaft, a sixth variable shaft and a walking output shaft, wherein the walking output shaft is arranged at the end of the walking housing; wherein the rotary tillage assembly comprises a first rotary tillage shaft, a second rotary tillage shaft, a third rotary tillage shaft, a fourth rotary tillage shaft and a rotary tillage output shaft, wherein the rotary tillage output shaft is arranged at the end of the rotary tillage housing;

[0006] The first variable shaft is provided with a first variable gear, and the first variable gear is meshed with the belt gear;

[0007] The second variable gear is provided on the second variable shaft, and the second variable gear is meshed with the first variable gear;

[0008] The third variable gear is provided on the third variable shaft, and the third variable gear is meshed with the second variable gear;

[0009] The fourth variable gear and the fifth variable gear are arranged vertically on the fourth variable shaft, the fourth variable gear is meshed with the second variable gear, and the diameter of the fourth variable gear is smaller than the diameter of the fifth variable gear;

[0010] The fifth variable gear shaft is provided with a sixth variable gear and a seventh variable gear arranged up and down, the diameter of the seventh variable gear is larger than the diameter of the sixth variable gear, and the seventh variable gear is meshed with the fifth variable gear;

[0011] The sixth variable gear is provided with an eighth variable gear and a ninth variable gear arranged above and below, the diameter of the eighth variable gear is larger than the diameter of the ninth variable gear, and the eighth variable gear is meshed with the sixth variable gear;

[0012] The travel output shaft is provided with a travel gear, and the travel gear is meshed with the ninth variable gear;

[0013] The first rotary tilling shaft is provided with a first rotary tilling gear, and the first rotary tilling gear is meshed with the belt gear;

[0014] The second rotary tillage shaft is provided with a second rotary tillage gear;

[0015] The third rotary tillage shaft is provided with a third rotary tillage gear and a fourth rotary tillage gear arranged up and down, the fourth rotary tillage gear is meshed with the first rotary tillage gear and the third variable gear respectively, and the third rotary tillage gear is meshed with the second rotary tillage gear;

[0016] The fourth rotary tillage shaft is provided with a fifth rotary tillage gear and a sixth rotary tillage gear arranged up and down, and the fifth rotary tillage gear is meshed with the second rotary tillage gear;

[0017] The rotary tillage output shaft is provided with a rotary tillage output gear, and the rotary tillage output gear is transmission-connected to the sixth rotary tillage gear through a chain;

[0018] The transmission mechanism comprises a tensioning assembly, and the tensioning assembly is arranged between the rotary tillage shell and the chain to adjust the tension of the chain.

[0019] Preferably, the tensioning assembly includes two tensioning blocks and a U-shaped fixing plate arranged one-to-one with the tensioning blocks, and each of the tensioning blocks is fixed to the rotary tillage shell through a through-hole adjusting bolt and a U-shaped fixing plate.

[0020] Preferably, the inner side surface of each tensioning block is an arc-shaped surface.

[0021] Preferably, a plurality of mounting holes are arranged on the outer edge of the shell, and all the mounting holes are evenly arranged.

[0022] Preferably, the rotary tillage output shaft is a hexagonal sleeve, the travel output shaft is a hexagonal sleeve spline, and the rotary tillage output gear and the travel gear both have wide teeth and thick teeth.

[0023] After adopting the above technical solution, the beneficial effects of the utility model are:

[0024] The transmission mechanism of the garden management machine of the utility model includes a shell, the shell includes a main shell and a walking shell and a rotary tillage shell arranged on both sides of the main shell, a belt input shaft, a walking assembly and a rotary tillage assembly are arranged in the shell, and a belt gear is arranged on the belt input shaft; the walking assembly includes a first variable shaft, a second variable shaft, a third variable shaft, a fourth variable shaft, a fifth variable shaft, a sixth variable shaft and a walking output shaft, the walking output shaft is arranged at the end of the walking shell, and each variable shaft is provided with a variable gear, that is, gear transmission is used between the walking assemblies; the rotary tillage assembly includes a first rotary tillage shaft, a second rotary tillage shaft, a third rotary tillage shaft, a fourth rotary tillage shaft and a rotary tillage output shaft, the rotary tillage output shaft is arranged at the end of the rotary tillage shell, wherein the first rotary tillage shaft, the second rotary tillage shaft, the third rotary tillage shaft and the fourth rotary tillage shaft are gear-driven, and the fourth rotary tillage shaft and the rotary tillage output shaft are chain-driven. It can be seen that the walking component in the utility model is gear-driven, and the rotary tillage component is gear-driven, thereby increasing the strength and torsional resistance of the transmission and improving the service life. In actual use, the power can be transmitted to the walking output shaft and the rotary tillage output shaft respectively, so that the rotary tiller can walk and till at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a structural schematic diagram of the transmission mechanism of the farmland management machine in the utility model;

[0026] Figure 2 It is a structural schematic diagram of the walking component part of the utility model;

[0027] Figure 3 It is a structural schematic diagram of the main shell in the utility model;

[0028] Figure 4 2 is a schematic diagram of the structure of the transmission mechanism of the garden management machine in the embodiment;

[0029] In the figure: 1-housing, 10-main housing, 11-rotary tillage housing, 12-travel housing, 20-first rotary tillage shaft, 200-first rotary tillage gear, 21-second rotary tillage shaft, 210-second rotary tillage gear, 22-third rotary tillage shaft, 220-third rotary tillage gear, 221-fourth rotary tillage gear, 23-fourth rotary tillage shaft, 230-fifth rotary tillage gear, 231-sixth rotary tillage gear, 24-rotary tillage output shaft, 240-rotary tillage output gear, 25-chain, 30-first variable shaft, 300-first variable gear, 31-second variable shaft , 310-second variable gear, 32-third variable shaft, 320-third variable gear, 33-fourth variable shaft, 330-fourth variable gear, 331-fifth variable gear, 34-fifth variable shaft, 340-sixth variable gear, 341-seventh variable gear, 35-sixth variable shaft, 350-eighth variable gear, 351-ninth variable gear, 36-travel output shaft, 360-travel gear, 4-mounting hole, 5-tensioning block, 50-arc surface, 51-adjusting bolt, 52-U-shaped fixing plate, 6-belt gear, 7-belt input shaft. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0031] It should be noted that, in the description of the present invention, terms such as "up", "down", "left", "right", "inside", and "outside" indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings. This is merely for the convenience of description and does not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present invention.

[0032] In addition, it should be noted that in the description of the present invention, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0033] like Figures 1 to 4As shown together, a transmission mechanism of a farm management machine includes a shell 1, and the shell 1 includes a main shell 10 and a walking shell 12 and a rotary tillage shell 11 arranged on both sides of the main shell 10. In this embodiment, a plurality of mounting holes 4 are arranged on the outer edge of the shell 1, and all the mounting holes 4 are evenly arranged. The utility model is installed on the farm management machine through the mounting holes 4.

[0034] The housing 1 is provided with a belt input shaft 7, a walking assembly and a rotary tillage assembly, and the belt input shaft 7 is provided with a belt gear 6, which is connected to the motor of the garden pipe machine, that is, the motor drives the belt input shaft 7 to rotate, thereby driving the belt gear 6 to rotate. In addition, the utility model increases the diameter of the belt gear 6, increases the number of teeth, slows down the speed, is more wear-resistant, and has higher strength.

[0035] The travel assembly of the utility model comprises a first variable shaft 30 , a second variable shaft 31 , a third variable shaft 32 , a fourth variable shaft 33 , a fifth variable shaft 34 , a sixth variable shaft 35 and a travel output shaft 36 , and the travel output shaft 36 is arranged at the end of the travel shell 12 .

[0036] The first variable gear 300 is disposed on the first variable shaft 30 , and the first variable gear 300 is meshed with the belt gear 6 ; that is, the first variable gear 300 is driven to rotate by the belt gear 6 ; and in this embodiment, the diameter of the first variable gear 300 is greater than the diameter of the belt gear 6 .

[0037] The second variable gear 310 is disposed on the second variable shaft 31, and the second variable gear 310 is meshed with the first variable gear 300; that is, the second variable gear 310 is driven to rotate by the first variable gear 300; and in this embodiment, the diameter of the second variable gear 310 is larger than the diameter of the first variable gear 300. The gear module of the belt gear 6, the first variable gear 300 and the second variable gear 310 is 2.75, with a large density and a small gap.

[0038] The third variable gear 320 is arranged on the third variable shaft 32, and the third variable gear 320 is meshed with the second variable gear 310; that is, the third variable gear 320 is driven to rotate by the second variable gear 310; and in this embodiment, the diameter of the third variable gear 320 is smaller than the diameter of the second variable gear 310, and the third variable gear 320 is also transmission connected with the rotary tillage component. Through this structural arrangement, the garden management machine using the utility model can till the land while walking.

[0039] The fourth variable shaft 33 is provided with a fourth variable gear 330 and a fifth variable gear 331 which are arranged up and down. The fourth variable gear 330 is meshed with the second variable gear 310, and the diameter of the fourth variable gear 330 is larger than the diameter of the fifth variable gear 331; that is, two gears are coaxially arranged on the fourth variable shaft 33, in order to make the power larger and more uniform, wherein the fourth variable gear 330 is rotated by the second variable gear 310; and in this embodiment, the diameter of the fourth variable gear 330 is smaller than the diameter of the second variable gear 310.

[0040] The fifth variable shaft 34 is provided with a sixth variable gear 340 and a seventh variable gear 341 which are arranged up and down. The diameter of the seventh variable gear 341 is larger than the diameter of the sixth variable gear 340, and the seventh variable gear 341 is meshed with the fifth variable gear 331; that is, two gears are coaxially arranged on the fifth variable shaft 34, in order to make the power larger and more uniform, wherein the seventh variable gear 341 is rotated by the fifth variable gear 331; and in this embodiment, the diameter of the seventh variable gear 341 is larger than the diameter of the fifth variable gear 331.

[0041] The sixth variable shaft 35 is provided with an eighth variable gear 350 and a ninth variable gear 351 which are arranged up and down, so as to make the power larger and more uniform. The diameter of the eighth variable gear 350 is smaller than the diameter of the ninth variable gear 351, and the eighth variable gear 350 is meshed with the sixth variable gear 340; that is, two gears are coaxially arranged on the sixth variable shaft 35, so as to make the power larger and more uniform, and the eighth variable gear 350 is rotated by the sixth variable gear 340; and in this embodiment, the diameter of the eighth variable gear 350 is larger than the diameter of the sixth variable gear 340.

[0042] A travel gear 360 is provided on the travel output shaft 36, and the travel gear 360 meshes with the ninth variable gear 351; in this embodiment, the travel output shaft 36 is a hexagonal spline, and the travel gear 360 is a wide-toothed and thick-toothed one, which increases the strength and torsion resistance. That is, the travel gear 360 is driven to rotate by the ninth variable gear 351. In the utility model, the travel output shaft 36 can rotate forward or reverse, and rotate forward 4 times and reverse 2 times. When the travel output shaft 36 rotates forward, the output shaft of the rotary tiller works forward, and when the travel output shaft 36 reverses, the output shaft of the rotary tiller works in the opposite direction. Both the forward and reverse rotation of the output shaft of the rotary tiller are used for rotary tillage.

[0043] In addition, the transmission structure of the second gearbox 310, the third gearbox 320 and the fourth gearbox 330 of the traveling assembly in the utility model is reasonable, so that the transmission efficiency is higher.

[0044] The rotary tillage assembly in the utility model comprises a first rotary tillage shaft 20 , a second rotary tillage shaft 21 , a third rotary tillage shaft 22 , a fourth rotary tillage shaft 23 and a rotary tillage output shaft 24 . The rotary tillage output shaft 24 is arranged at the end of the rotary tillage shell 11 .

[0045] A first rotary tilling gear 200 is arranged on the first rotary tilling shaft 20, and the first rotary tilling gear 200 is meshed with the belt gear 6; that is, the first rotary tilling gear 200 is driven to rotate by the belt gear 6; and in this embodiment, the diameter of the first rotary tilling gear 200 is smaller than the diameter of the belt gear 6.

[0046] A second rotary tilling gear 210 is arranged on the second rotary tilling shaft 21; a third rotary tilling gear 220 and a fourth rotary tilling gear 221 are arranged up and down on the third rotary tilling shaft 22, the fourth rotary tilling gear 221 is respectively meshed with the first rotary tilling gear 200 and the third gear change 320, and the third rotary tilling gear 220 is meshed with the second rotary tilling gear 210; that is, two gears are arranged on the third rotary tilling shaft 22, the fourth rotary tilling gear 221 is driven to rotate by the first rotary tilling gear 200 and the third gear change 320, the fourth rotary tilling gear 221 then drives the third rotary tilling shaft 22 to rotate, and then drives the third rotary tilling gear 220 to rotate, and the third rotary tilling gear 220 then drives the second rotary tilling gear 210 to rotate; in this embodiment, the diameter of the third rotary tilling gear 220 is greater than the diameter of the second rotary tilling gear 210.

[0047] The fourth rotary tiller shaft 23 is provided with a fifth rotary tiller gear 230 and a sixth rotary tiller gear 231 which are arranged up and down, and the fifth rotary tiller gear 230 is meshed with the third rotary tiller gear 220; that is, the third rotary tiller gear 220 drives the fifth rotary tiller gear 230 to rotate, and the fifth rotary tiller gear 230 drives the fourth rotary tiller shaft 23 to rotate, and then drives the sixth rotary tiller gear 231 to rotate; in this embodiment, the diameter of the fifth rotary tiller gear 230 is greater than the diameter of the third rotary tiller gear 220.

[0048] The rotary tillage output shaft 24 is provided with a rotary tillage output gear 240, which is transmission-connected to the sixth rotary tillage gear 231 through a chain 25; the sixth rotary tillage gear 231 drives the rotary tillage output gear 240 to rotate through the chain 25. In this embodiment, the rotary tillage output shaft 24 is a hexagonal sleeve, and the rotary tillage output gear 240 has wide teeth and thick teeth, which increases strength and torsion resistance.

[0049] like Figure 4 As shown, the transmission mechanism of the utility model also includes a tensioning assembly, which is arranged between the rotary tillage shell 11 and the chain 25 to adjust the tension of the chain 25. In this embodiment, the tensioning assembly includes two tensioning blocks 5 and a U-shaped fixing plate 52 arranged one-to-one with the tensioning blocks 5. Each tensioning block 5 is fixed on the rotary tillage shell 11 through a through-hole adjustment bolt 51 and a U-shaped fixing plate 52. In a preferred embodiment, the inner side surface of each tensioning block 5 is an arc surface 50, and this arc surface 50 is against the chain 25. By adjusting the adjustment bolt 51, the spacing between the corresponding tensioning block 5 and the rotary tillage shell 11 can be adjusted to adjust the tension of the chain 25, ensuring that the rotary tillage output shaft 24 is driven to rotate, thereby improving the reliability of the operation of the utility model.

[0050] like Figures 1 to 4As shown together, when the utility model is installed on the farmland management machine, one side of the belt gear 6 on the belt input shaft 7 is connected to the first variable gear 300, and the belt gear 6 is connected to the first rotary tillage gear 200. When the machine is running, the walking assembly and the rotary tillage assembly are driven to work at the same time, so that the power is transmitted to the walking output shaft 36 and the rotary tillage output shaft 24 respectively, so that the rotary tiller can walk and perform rotary tillage at the same time. When the walking output shaft 36 rotates forward, the rotary tiller works forward, and when it rotates backward, it works in the opposite direction. It can be seen that the utility model can transmit power to the walking output shaft 36 and the rotary tillage output shaft 24 respectively, so that the rotary tiller can walk and perform rotary tillage at the same time, and the chain 25 connected to the walking output shaft 36 is replaced with a plurality of variable shafts for transmission.

[0051] Moreover, the travel assembly of the utility model is gear-driven, and the rotary tillage assembly part is gear-driven, thereby increasing the strength and torsional resistance of the transmission and prolonging the service life.

[0052] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications made within the spirit and principles of the present invention, improvements to the transmission mechanism of the same farmland management machine, etc., should be included in the protection scope of the present invention.

Claims

1. A transmission mechanism of a garden management machine, comprising a housing, the housing comprising a main housing and a walking housing and a rotary tillage housing arranged on both sides of the main housing, a belt input shaft, a walking assembly and a rotary tillage assembly are arranged in the housing, and a belt gear is arranged on the belt input shaft; characterized in that: The walking assembly includes a first variable shaft, a second variable shaft, a third variable shaft, a fourth variable shaft, a fifth variable shaft, a sixth variable shaft and a walking output shaft, and the walking output shaft is arranged at the end of the walking shell; the rotary tillage assembly includes a first rotary tillage shaft, a second rotary tillage shaft, a third rotary tillage shaft, a fourth rotary tillage shaft and a rotary tillage output shaft, and the rotary tillage output shaft is arranged at the end of the rotary tillage shell; The first variable shaft is provided with a first variable gear, and the first variable gear is meshed with the belt gear; The second variable gear is provided on the second variable shaft, and the second variable gear is meshed with the first variable gear; The third variable gear is provided on the third variable shaft, and the third variable gear is meshed with the second variable gear; The fourth variable gear and the fifth variable gear are arranged vertically on the fourth variable shaft, the fourth variable gear is meshed with the second variable gear, and the diameter of the fourth variable gear is smaller than the diameter of the fifth variable gear; The fifth variable gear shaft is provided with a sixth variable gear and a seventh variable gear arranged up and down, the diameter of the seventh variable gear is larger than the diameter of the sixth variable gear, and the seventh variable gear is meshed with the fifth variable gear; The sixth variable gear is provided with an eighth variable gear and a ninth variable gear arranged above and below, the diameter of the eighth variable gear is larger than the diameter of the ninth variable gear, and the eighth variable gear is meshed with the sixth variable gear; The travel output shaft is provided with a travel gear, and the travel gear is meshed with the ninth variable gear; The first rotary tilling shaft is provided with a first rotary tilling gear, and the first rotary tilling gear is meshed with the belt gear; The second rotary tillage shaft is provided with a second rotary tillage gear; The third rotary tillage shaft is provided with a third rotary tillage gear and a fourth rotary tillage gear arranged up and down, the fourth rotary tillage gear is meshed with the first rotary tillage gear and the third variable gear respectively, and the third rotary tillage gear is meshed with the second rotary tillage gear; The fourth rotary tillage shaft is provided with a fifth rotary tillage gear and a sixth rotary tillage gear arranged up and down, and the fifth rotary tillage gear is meshed with the second rotary tillage gear; The rotary tillage output shaft is provided with a rotary tillage output gear, and the rotary tillage output gear is transmission-connected to the sixth rotary tillage gear through a chain; The transmission mechanism comprises a tensioning assembly, and the tensioning assembly is arranged between the rotary tillage shell and the chain to adjust the tension of the chain.

2. The transmission mechanism of the garden management machine according to claim 1, characterized in that: The tensioning assembly comprises two tensioning blocks and a U-shaped fixing plate arranged one-to-one with the tensioning blocks, and each of the tensioning blocks is fixed on the rotary tillage shell through a through-hole adjusting bolt and a U-shaped fixing plate.

3. The transmission mechanism of the garden management machine according to claim 2, characterized in that: The inner side surface of each tensioning block is an arc-shaped surface.

4. The transmission mechanism of the garden management machine according to claim 1, characterized in that: The outer edge of the shell is provided with a plurality of mounting holes, and all the mounting holes are evenly arranged.

5. The transmission mechanism of the garden management machine according to claim 1, characterized in that: The rotary tillage output shaft is a hexagonal sleeve, the travel output shaft is a hexagonal sleeve spline, and the rotary tillage output gear and the travel gear both have wide teeth and thick teeth.

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