Tilling action transmission device and control system of mini-tiller

Abstract

The invention belongs to the technical field of transmission devices, and particularly relates to a tillage transmission device and control system of a mini-tiller, which comprises a second bearing plate, a first rotating shaft connected with an engine and a second rotating shaft connected with a gearbox, a second belt pulley is fixedly mounted on the second rotating shaft, the first belt pulley and the second belt pulley are in transmission connection through a belt, the left side of the second bearing plate is rotationally connected with the first rotating shaft through a bearing, and the right side of the second bearing plate is rotationally connected with the second rotating shaft through a bearing; and a tightness assembly for adjusting the tightness of the belt is arranged in the middle of the second rotating shaft. By arranging the elastic assembly, when the belt is disassembled and assembled, the belt can be conveniently disassembled and assembled by personnel by adjusting the tightness of the belt, and the convenience and the installation efficiency are improved.

Description

Technical Field

[0001] The invention relates to the technical field of transmission devices, and in particular to a tillage transmission device and a control system for a micro-tillage machine. Background Art

[0002] The micro-tillage machine is powered by a small diesel engine or gasoline engine, and has the characteristics of light weight, small size, simple structure, etc. The micro-tillage machine is widely used in dry land, paddy fields, orchards, etc. in plains, mountainous areas, and hills. It can be equipped with corresponding equipment for pumping, power generation, spraying, and spraying. It can also be towed by a trailer for short-distance transportation. The micro-tillage machine can be used freely in the field, which is convenient for users to use and store, eliminating the trouble that large agricultural machinery cannot enter the mountain fields. It is the best choice for farmers and consumers to replace cattle plowing.

[0003] At present, when a micro-tillage machine is used for tilling, a transmission device is usually set between the engine and the gearbox, and the transmission device is usually a belt drive. However, in the existing belt drive device, it is inconvenient for personnel to replace the belt, which will waste time and have limitations. Therefore, a micro-tillage machine tillage transmission device and control system are invented. Summary of the invention

[0004] In view of the above and / or existing problems in a tillage transmission device and control system of an existing micro-tillage machine, the present invention is proposed.

[0005] Therefore, the object of the present invention is to provide a tillage transmission device and control system for a micro-tillage machine, which can solve the above-mentioned problem that it is inconvenient for personnel to replace the belt in the existing belt transmission device.

[0006] To solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions: A tillage transmission device and control system for a micro-tiller, comprising a second bearing plate, a first rotating shaft connected to an engine and a second rotating shaft connected to a gearbox, a first pulley is fixedly mounted on the first rotating shaft, a second pulley is fixedly mounted on the second rotating shaft, and the first pulley and the second pulley are connected by a belt transmission, a left side of the second bearing plate is rotatably connected to the first rotating shaft via a bearing, a right side of the second bearing plate is rotatably connected to the second rotating shaft via a bearing, a tensioning assembly for adjusting the tightness of the belt is provided in the middle of the second rotating shaft, a third rotating shaft is rotatably connected between the tensioning assembly and the first rotating shaft and between the tensioning assembly and the second rotating shaft via bearings, a fourth pulley is fixedly mounted on one end of the third rotating shaft, and the bottom of the fourth pulley is in contact with the belt.

[0007] As a preferred solution of the micro-tillage machine tillage transmission device of the present invention, the tensioning assembly includes: A first bearing plate, wherein the first bearing plate is fixedly mounted on the middle top end of the second bearing plate; A first supporting plate is fixedly mounted on a side surface of the first bearing plate.

[0008] As a preferred solution of the micro-tillage machine tillage transmission device of the present invention, the tensioning assembly further comprises: A first cylinder, the first cylinder being fixedly mounted on the top of the first support plate; A square plate is provided on which the piston rod of the first cylinder is fixedly mounted.

[0009] As a preferred solution of the micro-tillage machine tillage transmission device of the present invention, the tensioning assembly further comprises: A first side plate, the first side plate being fixedly mounted on the bottom of the square plate; a third rotating shaft, the third rotating shaft being rotatably connected to the first side plate via a bearing; The third pulley is fixedly mounted on one end of the third rotating shaft, and the top of the third pulley is in contact with the belt.

[0010] As a preferred solution of the micro-tillage machine tillage transmission device of the present invention, wherein: a cleaning component is provided on the side of the square plate to clean the impurities attached to the inner side of the belt; The cleaning assembly comprises: An air jet assembly for spraying air on the inside of the belt; The adjusting component is used to adjust the position of the jetting component.

[0011] As a preferred solution of the micro-tillage machine tillage transmission device of the present invention, the adjustment component includes: A second supporting plate, wherein the second supporting plate is fixedly mounted on a side surface of the square plate; A third support plate, wherein the third support plate is fixedly mounted on the bottom end of the second support plate; a second cylinder, the second cylinder being fixedly mounted on the bottom of the third support plate; A fifth supporting plate is fixedly mounted on the piston rod of the second cylinder.

[0012] As a preferred solution of the micro-tillage machine tillage transmission device of the present invention, the adjustment component further comprises: A second side plate, with the second side plates being fixedly mounted on both ends of the top of the fifth support plate; A rotating rod, the rotating rod being rotatably connected between the two sets of second side plates through a bearing; A servo motor is fixedly mounted on a set of second side plates, and an output shaft of the servo motor is fixedly connected to the rotating rod.

[0013] As a preferred solution of the micro-tillage machine tillage transmission device of the present invention, the jet assembly includes: A movable rod, wherein the movable rod is fixedly mounted on the rotating rod; a sixth supporting plate, the sixth supporting plate being fixedly mounted on one end of the movable rod; A flow slot, wherein the flow slot is provided in the sixth support plate; High-pressure nozzles: a plurality of high-pressure nozzles are fixedly mounted on the top of the sixth support plate, and the high-pressure nozzles face the inner side of the belt.

[0014] As a preferred solution of the micro-tillage machine tillage transmission device of the present invention, the jet assembly further comprises: An L-shaped plate, the L-shaped plate being fixedly mounted on the bottom of the sixth supporting plate; An air pump, the air pump is fixedly mounted on the L-shaped plate; The pipeline is fixedly mounted on the air outlet end of the air pump, and one end of the pipeline is fixedly mounted on the bottom end of the sixth support plate.

[0015] A control system for controlling the above-mentioned transmission device, comprising: A switch module, used for generating instructions for controlling the tensioning component; A distance detection module, used for detecting the distance between the belt and the sixth support plate, and a plurality of distance detection modules are provided; A dust detection module is used to detect whether there is dust inside the belt; A controller, used to control the tensioning component, the adjusting component and the jetting component according to data from the switch module, the distance detection module and the dust detection module; When the switch module generates an instruction, the tensioning component is controlled by the controller; When the distance detection module detects the distance, the controller controls the adjustment component so that the jet component and the belt are within the designed distance; When the dust detection module detects dust, the controller controls the jet assembly to spray air onto the inner side of the belt.

[0016] Compared with existing technologies: 1. By setting the tension component, the tightness of the belt can be adjusted when the belt is disassembled and assembled, so that personnel can disassemble and assemble the belt, thereby improving convenience and installation efficiency.

[0017] 2. By setting up a cleaning component, it is possible to clean the dust and other impurities on the inside of the belt when the belt rotates. By cleaning the dust and other impurities on the inside of the belt, it is possible to avoid wear of the belt due to impurities to a certain extent, thereby increasing the service life of the belt. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a front view schematic diagram of the structure of the present invention; Figure 2 For the present invention Figure 1 A schematic diagram of the structure enlargement in the middle; Figure 3 It is a schematic top view of the structure of the present invention; Figure 4 It is a side view schematic diagram of the local structure of the adjustment component of the present invention; Figure 5 It is a schematic side view of the elastic assembly of the present invention; Figure 6 It is a flow chart of the control system of the present invention.

[0019] In the figure: a first rotating shaft 10, a first pulley 11, a second rotating shaft 20, a second pulley 21, a belt 30, a first bearing plate 40, a first support plate 41, a first cylinder 42, a square plate 43, a first side plate 44, a third rotating shaft 45, a third pulley 46, a second support plate 50, a third support plate 52, a second cylinder 53, a fifth support plate 54, a second side plate 55, a rotating rod 56, a servo motor 57, a movable rod 60, a sixth support plate 61, a circulation slot 62, a high-pressure nozzle 63, an L-shaped plate 64, an air pump 65, a pipeline 66, a second bearing plate 70, a third rotating shaft 80, and a fourth pulley 81. DETAILED DESCRIPTION

[0020] In order to make the objectives, technical solutions and advantages of the present invention more clear, the embodiments of the present invention will be further described in detail below with reference to the accompanying drawings.

[0021] The present invention provides a micro-tillage machine tillage transmission device and control system, please refer to Figure 1-Figure 6, including a second bearing plate 70, a first rotating shaft 10 connected to the engine and a second rotating shaft 20 connected to the gearbox, a first pulley 11 is fixedly mounted on the first rotating shaft 10, a second pulley 21 is fixedly mounted on the second rotating shaft 20, and the first pulley 11 and the second pulley 21 are connected through a belt 30 transmission, the left side of the second bearing plate 70 is rotatably connected to the first rotating shaft 10 through a bearing, the right side of the second bearing plate 70 is rotatably connected to the second rotating shaft 20 through a bearing, a tensioning assembly for adjusting the tightness of the belt 30 is provided in the middle of the second rotating shaft 20, the tensioning assembly and the first rotating shaft 10 and the tensioning assembly and the second rotating shaft 20 are rotatably connected to the third rotating shaft 80 through bearings, a fourth pulley 81 is fixedly mounted on one end of the third rotating shaft 80, and the bottom of the fourth pulley 81 is in contact with the belt 30.

[0022] The tensioning assembly includes: a first bearing plate 40, a first supporting plate 41, a first cylinder 42, a square plate 43, a first side plate 44, a third rotating shaft 45, and a third pulley 46; The first bearing plate 40 is fixedly mounted on the middle top of the second bearing plate 70, the first support plate 41 is fixedly mounted on the side of the first bearing plate 40, the first cylinder 42 is fixedly mounted on the top of the first support plate 41, the piston rod of the first cylinder 42 is fixedly mounted on the square plate 43, the bottom of the square plate 43 is fixedly mounted on the first side plate 44, the third rotating shaft 45 is rotatably connected to the first side plate 44 through a bearing, the third pulley 46 is fixedly mounted on one end of the third rotating shaft 45, and the top of the third pulley 46 is in contact with the belt 30.

[0023] A cleaning assembly is provided on the side of the square plate 43 to clean the impurities attached to the inner side of the belt 30; The cleaning assembly includes: an air jet assembly for spraying air on the inner side of the belt 30; and an adjusting assembly for adjusting the position of the air jet assembly.

[0024] The adjustment assembly includes: a second support plate 50, a third support plate 52, a second cylinder 53, a fifth support plate 54, a second side plate 55, a rotating rod 56, and a servo motor 57; The second support plate 50 is fixedly mounted on the side of the square plate 43, the third support plate 52 is fixedly mounted on the bottom end of the second support plate 50, the second cylinder 53 is fixedly mounted on the bottom of the third support plate 52, the piston rod of the second cylinder 53 is fixedly mounted on the fifth support plate 54, the second side plates 55 are fixedly mounted on both ends of the top of the fifth support plate 54, the rotating rod 56 is rotatably connected between the two groups of second side plates 55 through bearings, the servo motor 57 is fixedly mounted on one group of second side plates 55, and the output shaft of the servo motor 57 is fixedly connected to the rotating rod 56.

[0025] The jet assembly includes: a movable rod 60, a sixth support plate 61, a flow slot 62, a high-pressure nozzle 63, an L-shaped plate 64, an air pump 65, and a pipeline 66; The movable rod 60 is fixedly mounted on the rotating rod 56, the sixth support plate 61 is fixedly mounted on one end of the movable rod 60, the flow groove 62 is opened in the sixth support plate 61, a plurality of high-pressure nozzles 63 are fixedly mounted on the top of the sixth support plate 61, and the high-pressure nozzles 63 face the inner side of the belt 30, the L-shaped plate 64 is fixedly mounted on the bottom of the sixth support plate 61, the air pump 65 is fixedly mounted on the L-shaped plate 64, the pipe 66 is fixedly mounted on the air outlet end of the air pump 65, and one end of the pipe 66 is fixedly mounted on the bottom end of the sixth support plate 61.

[0026] A control system for controlling the above-mentioned transmission device, comprising a switch module for generating an instruction for controlling the tensioning assembly; a distance detection module for detecting the distance between the belt 30 and the sixth support plate 61, wherein a plurality of distance detection modules are provided; a dust detection module for detecting whether there is dust inside the belt 30; and a controller for controlling the tensioning assembly, the adjusting assembly and the jetting assembly according to data from the switch module, the distance detection module and the dust detection module; When the switch module generates an instruction, the tensioning component will be controlled by the controller; when the distance detection module detects the distance, the adjustment component will be controlled by the controller to make the jet component and the belt 30 within the designed distance; when the dust detection module detects dust, the jet component will be controlled by the controller to spray air on the inside of the belt 30.

[0027] During specific use, the operating steps of those skilled in the art are as follows: When the belt 30 needs to be installed, first put the belt 30 on the first pulley 11, the second pulley 21, the fourth pulley 81 and the third pulley 46. Figure 1 As shown, then, the controller controls the first cylinder 42 through the switch module to move the third pulley 46 toward the first bearing plate 40 until the belt 30 is in a straightened state; After installation, the distance between the belt 30 and the sixth support plate 61 is detected by the distance detection module. At this time, the second cylinder 53 and the second cylinder 53 are controlled by the controller to adjust the position of the sixth support plate 61 until the sixth support plate 61 and the belt 30 are in a parallel state and the distance between the belt 30 and the sixth support plate 61 is within the set value range; After adjustment, the dust detection module will detect whether there is dust inside the belt 30. If there is dust, the air pump 65 will be controlled by the controller to spray air onto the belt 30 through the high-pressure nozzle 63 to clean the impurities.

[0028] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced by equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A tillage transmission device for a micro-tillage machine, comprising a second bearing plate (70), a first rotating shaft (10) connected to an engine, and a second rotating shaft (20) connected to a gearbox, wherein a first belt pulley (11) is fixedly mounted on the first rotating shaft (10), a second belt pulley (21) is fixedly mounted on the second rotating shaft (20), and the first belt pulley (11) and the second belt pulley (21) are connected to each other through a belt (30), characterized in that: The left side of the second bearing plate (70) is rotatably connected to the first rotating shaft (10) via a bearing, and the right side of the second bearing plate (70) is rotatably connected to the second rotating shaft (20) via a bearing. A tensioning assembly for adjusting the tightness of the belt (30) is provided in the middle of the second rotating shaft (20). A third rotating shaft (80) is rotatably connected between the tensioning assembly and the first rotating shaft (10) and between the tensioning assembly and the second rotating shaft (20) via bearings. A fourth pulley (81) is fixedly mounted on one end of the third rotating shaft (80), and the bottom of the fourth pulley (81) is in contact with the belt (30).

2. A tillage transmission device for a micro-tillage machine according to claim 1, characterized in that: The elastic component comprises: A first bearing plate (40), the first bearing plate (40) being fixedly mounted on a top end of a middle portion of the second bearing plate (70); A first support plate (41), wherein the first support plate (41) is fixedly mounted on a side surface of the first bearing plate (40).

3. A tillage transmission device for a micro-tillage machine according to claim 2, characterized in that: The elastic component also includes: A first cylinder (42), the first cylinder (42) being fixedly mounted on the top of the first support plate (41); A square plate (43) is provided on which the piston rod of the first cylinder (42) is fixedly mounted.

4. A tillage transmission device for a micro-tillage machine according to claim 3, characterized in that: The elastic component also includes: A first side plate (44), the first side plate (44) being fixedly mounted on the bottom of the square plate (43); a third rotating shaft (45), the third rotating shaft (45) being rotatably connected to the first side plate (44) via a bearing; A third pulley (46) is fixedly mounted on one end of the third rotating shaft (45), and the top of the third pulley (46) is in contact with the belt (30).

5. A tillage transmission device for a micro-tillage machine according to claim 4, characterized in that: A cleaning component is provided on the side of the square plate (43) so as to clean impurities attached to the inner side of the belt (30); The cleaning assembly comprises: An air jet assembly for spraying air onto the inner side of the belt (30); The adjusting component is used to adjust the position of the jetting component.

6. A tillage transmission device for a micro-tillage machine according to claim 5, characterized in that: The adjustment component comprises: A second support plate (50), the second support plate (50) being fixedly mounted on a side surface of the square plate (43); A third support plate (52), the third support plate (52) being fixedly mounted on the bottom end of the second support plate (50); a second cylinder (53), the second cylinder (53) being fixedly mounted on the bottom of the third support plate (52); A fifth support plate (54), to which the piston rod of the second cylinder (53) is fixedly mounted.

7. A tillage transmission device for a micro-tillage machine according to claim 6, characterized in that: The adjustment component also includes: A second side plate (55), the second side plates (55) being fixedly mounted on both ends of the top of the fifth support plate (54); A rotating rod (56), the rotating rod (56) being rotatably connected between the two sets of second side plates (55) via a bearing; A servo motor (57), wherein the servo motor (57) is fixedly mounted on a set of second side plates (55), and an output shaft of the servo motor (57) is fixedly connected to the rotating rod (56).

8. A tillage transmission device for a micro-tillage machine according to claim 7, characterized in that: The jet assembly comprises: A movable rod (60), wherein the movable rod (60) is fixedly mounted on the rotating rod (56); a sixth support plate (61), the sixth support plate (61) being fixedly mounted on one end of the movable rod (60); a circulation groove (62), wherein the circulation groove (62) is provided in the sixth support plate (61); High-pressure nozzles (63), a plurality of high-pressure nozzles (63) are fixedly mounted on the top end of the sixth support plate (61), and the high-pressure nozzles (63) face the inner side of the belt (30).

9. A tillage transmission device for a micro-tillage machine according to claim 8, characterized in that: The jet assembly also includes: An L-shaped plate (64), the L-shaped plate (64) being fixedly mounted on the bottom of the sixth supporting plate (61); An air pump (65), wherein the air pump (65) is fixedly mounted on the L-shaped plate (64); A pipeline (66), wherein the pipeline (66) is fixedly mounted on the air outlet end of the air pump (65), and one end of the pipeline (66) is fixedly mounted on the bottom end of the sixth support plate (61).

10. A control system for controlling the transmission device according to any one of claims 1 to 9, characterized in that: include: A switch module, used for generating instructions for controlling the tensioning component; A distance detection module, used for detecting the distance between the belt (30) and the sixth support plate (61), wherein a plurality of distance detection modules are provided; A dust detection module, used to detect whether there is dust inside the belt (30); A controller, used to control the tensioning component, the adjusting component and the jetting component according to data from the switch module, the distance detection module and the dust detection module; When the switch module generates an instruction, the tensioning component is controlled by the controller; When the distance detection module detects the distance, the controller controls the adjustment component so that the jet assembly and the belt (30) are within the designed distance; When the dust detection module detects dust, the controller controls the jetting component to spray air onto the inside of the belt (30).

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