A transmission mechanism of a micro-tillage machine

Abstract

The utility model relates to the technical field of micro-tillage machines, and in particular to a transmission mechanism for micro-tillage machines. The adjustment device includes a driving assembly and a protective assembly, the driving assembly includes a rotating shaft, one end of the rotating shaft is rotatably connected to the driving shaft, the end of the rotating shaft away from the driving shaft is rotatably connected to a rotating rod, the arc surface of the rotating rod is rotatably connected to a mounting frame, the inner wall of the mounting frame is fixedly connected to a fixed box, the surface of the fixed box is fixedly connected to a servo motor, the output end of the servo motor is fixedly connected to an auxiliary sprocket, the surface of the auxiliary sprocket is fixedly connected to one side of a tiller frame, the end of the rotating rod away from the driving shaft is fixedly connected to a driving sprocket, and the driving sprocket and the auxiliary sprocket are transmission-connected with the same chain. The micro-tillage machine transmission mechanism provided by the utility model has the advantage of conveniently adjusting the rotation speed of the tiller frames on both sides of the entire micro-tillage machine body.

Description

Technical Field

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

[0002] As a soil-loosening agricultural machinery, the micro-tiller can easily move between the rows to operate. The micro-tiller can replace traditional oxen and horses to continuously till the soil for a long time. At the same time, the micro-tiller can be used to lay film on the crops planted. It is more common in crop planting and production.

[0003] Prior art such as the utility model with announcement number CN211267587U discloses a micro-tillage machine, which includes a baffle, one side of the baffle is fixedly connected with a receiving plate, one side of the receiving plate is fixedly installed with a side plate, both sides of the receiving plate are provided with anti-dumping vertical rods, the interiors of the two groups of anti-dumping vertical rods are provided with internal threads, the interiors of the two groups of anti-dumping vertical rods are threadedly connected with support rods, the lower ends of the two groups of support rods are fixedly provided with a stable base, the two groups of anti-dumping vertical rods are bolted to the two sides of the receiving plate, the upper end of the receiving plate is provided with a connecting piece, the upper end of the connecting piece is fixedly installed with a power structure, the upper end of the power structure is provided with a reinforcing rib plate, and the reinforcing rib plate is located at the upper end of the receiving plate. The micro-tillage machine described in the utility model can prevent rollover during operation, stabilize the micro-tillage machine and enable normal use, and can make the handrails firmly grip the uneven terrain, and has a good prospect of use.

[0004] During the operation of the micro-tillage machine, it was found that when the micro-tillage machine is used to lay a protective film on the crops in the planting field, due to the fast moving speed of the micro-tillage machine, it is inconvenient to adjust the moving position of the micro-tillage machine, resulting in a positional offset between the protective film laid by the entire micro-tillage machine and the planted crops. Utility Model Content

[0005] The purpose of the utility model is to solve the problem in the prior art that when a micro-tillage machine is used to lay a protective film for crops in a planting field, it is inconvenient to adjust the moving position of the micro-tillage machine due to the fast moving speed of the micro-tillage machine, thereby causing the position of the film laid by the entire micro-tillage machine to be offset from the planted crops.

[0006] In order to solve the above technical problems, the utility model provides a micro-tiller transmission mechanism, comprising: a micro-tiller main body, a film roller frame is installed on one side of the micro-tiller main body, a driving shaft is installed on the bottom surface of one end of the micro-tiller main body away from the film roller frame, and a tilling wheel frame is installed at both ends of the driving shaft, and adjustment devices are provided at the positions of the tilling wheel frames at both ends of the driving shaft, and the adjustment device comprises a driving component and a protective component. The driving component comprises a rotating shaft, one end of the rotating shaft is rotatably connected to the driving shaft, the end of the rotating shaft away from the driving shaft is rotatably connected to a rotating rod, the arc surface of the rotating rod is rotatably connected to a mounting frame, the inner wall of the mounting frame is fixedly connected to a fixed box, the surface of the fixed box is fixedly connected to a servo motor, the output end of the servo motor is fixedly connected to an auxiliary sprocket, the surface of the auxiliary sprocket is fixedly connected to one side of the tilling wheel frame, the end of the rotating rod away from the driving shaft is fixedly connected to the driving sprocket, and the driving sprocket and the auxiliary sprocket are transmission-connected by the same chain.

[0007] The effect achieved by the above components is: when using a micro-tillage machine to lay a protective film on crops in the planting field, since the micro-tillage machine moves at a fast speed, in order to facilitate the regulation of the moving speed of the entire micro-tillage machine body, the servo motor in the fixed box is used to drive the transmission between the drive sprocket, the auxiliary sprocket and the chain through the servo motor, so that the rotation speed of the tilling wheel frames on both sides of the entire micro-tillage machine can be adjusted, and the entire micro-tillage machine body can be effectively and conveniently operated.

[0008] Preferably, the protection component includes a positioning frame, both ends of which are fixedly connected to the surface of the fixed box, a movable shaft is threaded through the surface of the positioning frame, and one end of the movable shaft close to the chain is rotatably connected to a positioning frame, the cross-section of the positioning frame is "U"-shaped, and the inner wall of the positioning frame is fixedly connected to a plurality of connecting frames, and the inner walls of the plurality of connecting frames are rotatably connected to auxiliary wheels.

[0009] The effect achieved by the above components is: after the chains on the surfaces of the driving sprocket and the auxiliary sprocket have been operated for a long time, in order to facilitate the lubrication of the surface of the chain, the moving shaft on the surface of the positioning frame is rotated to allow the moving shaft to drive the movement of the positioning frame, so that the auxiliary wheel in the moving frame rotates with the help of the connecting frame, and the auxiliary wheel with lubricant can lubricate and protect the surface of the chain.

[0010] Preferably, the auxiliary wheel is a sponge wheel, and the cross-sectional size of the auxiliary wheel is matched with the inner wall size of the positioning frame.

[0011] The effect achieved by the above components is that the auxiliary wheel made of sponge material can better absorb and utilize the lubricant.

[0012] Preferably, both ends of the positioning frame are fixedly connected with guide plates, and the cross section of the guide plates is arc-shaped.

[0013] The effect achieved by the above components is that the positioning frame and the surface of the chain can be conveniently guided and limited by the guide plate with an arc-shaped cross section.

[0014] Preferably, both sides of the surface of the positioning frame are slidably penetrated by limit rods, and one end of the limit rods is fixedly connected to the surface of the positioning frame.

[0015] The effect achieved by the above components is that in the process of moving and adjusting the position of the positioning frame, the limiting rods on both sides of the positioning frame can be used for auxiliary limiting to avoid the position of the positioning frame from being offset.

[0016] Preferably, an auxiliary device is provided on one side surface of the inner wall of the fixed box close to the protective component, and the auxiliary device includes a positioning ring, the cross-section of the positioning ring is "C"-shaped, a lubrication bottle is slidably penetrated through the inner wall of the positioning ring, a guide tube is fixedly penetrated through the bottom end of the lubrication bottle, and the end of the guide tube away from the lubrication bottle is in contact with the upper surface of the positioning frame, an extrusion shaft is threaded through the arc surface of the positioning ring, and one end of the extrusion shaft is in contact with the surface of the lubrication bottle, and a clamping plate is fixedly connected to the side wall surface of the fixed box corresponding to the position of the lubrication bottle, the cross-section of the clamping plate is "U"-shaped, and the inner wall of the clamping plate is clamped with the arc surface of the lubrication bottle.

[0017] The effect achieved by the above components is: in the process of lubricating the chain using the auxiliary wheel made of sponge material in the positioning frame, in order to add lubricating oil to the auxiliary wheel, a lubrication bottle is used for auxiliary operation, and the lubrication bottle can be conveniently replaced by limiting the position. The lubrication bottle can be placed in the positioning ring, and then fixed by a clamping plate, and then the extrusion shaft on the surface of the positioning ring is rotated to fix the position of the entire lubrication bottle, and then the guide tube at the bottom of the lubrication bottle is placed in the position of the positioning frame close to the auxiliary wheel, so as to perform convenient lubrication auxiliary operation.

[0018] Preferably, a plurality of friction grooves are formed on the surface of the extrusion shaft, and the plurality of friction grooves are evenly distributed on the surface of the extrusion shaft.

[0019] The effect achieved by the above components is that during the rotation operation of the extrusion shaft, the friction grooves provided on the surface of the extrusion shaft can be used for auxiliary use.

[0020] Preferably, a support frame is fixedly connected to the position of the upper surface of the positioning frame corresponding to the guide tube, the cross-section of the support frame is "U"-shaped, and the inner wall of the support frame is snap-fitted with the arc surface of the guide tube.

[0021] The effect achieved by the above components is: in order to facilitate the limiting of the position of the guide tube, the guide tube is clamped and fixed by the support frame on the surface of the positioning frame.

[0022] Compared with the related art, the micro-tillage machine transmission mechanism provided by the utility model has the following beneficial effects:

[0023] The utility model provides a micro-tillage machine transmission mechanism. When the micro-tillage machine is used to lay a protective film on crops in a planting field, since the moving speed of the micro-tillage machine is relatively fast, in order to facilitate the regulation of the moving speed of the entire micro-tillage machine body, a servo motor in a fixed box is used to drive the transmission between a driving sprocket, an auxiliary sprocket and a chain through the servo motor, so that the rotation speed of the tillage wheel frames on both sides of the entire micro-tillage machine is adjusted. After the chains on the surfaces of the driving sprocket and the auxiliary sprocket are operated and used for a long time, in order to facilitate the lubrication of the surface of the chain, a moving shaft on the surface of the positioning frame is rotated to drive the movement of the positioning frame position, so that the auxiliary wheel in the moving frame that rotates with the help of the connecting frame, and the auxiliary wheel with lubricant lubricates and protects the surface of the chain. Through the operation of the adjusting device, the entire micro-tillage machine body can be effectively and conveniently operated and used, so as to facilitate better film laying operations.

[0024] In the process of lubricating the chain using the auxiliary wheel made of sponge material in the positioning frame, in order to add lubricating oil to the auxiliary wheel, a lubrication bottle is used for auxiliary operation, and the lubrication bottle can be placed in the positioning ring for convenient limit replacement, and then fixed with a clamping plate, and then the extrusion shaft on the surface of the positioning ring is rotated to fix the position of the entire lubrication bottle, and then the guide tube at the bottom end of the lubrication bottle is placed in the position of the positioning frame close to the auxiliary wheel, so as to perform convenient lubrication auxiliary operation. By operating the auxiliary device, the fixed limit of the position of the entire lubrication bottle is achieved, which facilitates the operation of adding lubricant to the auxiliary wheel in the positioning frame using the lubrication bottle. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 A schematic diagram of the structure of a transmission mechanism of a micro-tillage machine provided by the utility model;

[0026] Figure 2 for Figure 1 The structural schematic diagram of the regulating device shown;

[0027] Figure 3 for Figure 2 The schematic diagram of the split structure of the regulating device shown;

[0028] Figure 4 for Figure 1 A partial structural schematic diagram of the regulating device shown;

[0029] Figure 5 for Figure 2 The enlarged structural diagram of A shown;

[0030] Figure 6 for Figure 4 The enlarged structural diagram of B shown;

[0031] Figure 7 for Figure 4 The enlarged structural diagram of point C is shown.

[0032] Numbers in the figure: 1. Micro-tillage machine body; 2. Film roller frame; 3. Driving shaft; 4. Adjusting device; 41. Driving assembly; 411. Mounting frame; 412. Servo motor; 413. Rotating shaft; 414. Fixed box; 415. Driving sprocket; 416. Auxiliary sprocket; 417. Chain; 418. Rotating rod; 42. Protective assembly; 421. Positioning frame; 422. Moving shaft; 423. Limiting rod; 424. Positioning frame; 425. Connecting frame; 426. Auxiliary wheel; 427. Guide plate; 5. Auxiliary device; 51. Card plate; 52. Positioning ring; 53. Lubrication bottle; 54. Extrusion shaft; 55. Guide tube; 56. Support frame; 57. Friction groove; 6. Tillage wheel frame. DETAILED DESCRIPTION

[0033] 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.

[0034] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0035] See also Figures 1 to 7 A micro-tiller transmission mechanism provided by an embodiment of the utility model includes: a micro-tiller main body 1, a film roller frame 2 is installed on one side of the micro-tiller main body 1, a driving shaft 3 is installed on the bottom surface of one end of the micro-tiller main body 1 away from the film roller frame 2, and a tilling wheel frame 6 is installed at both ends of the driving shaft 3. Adjustment devices 4 are provided at the positions of the tilling wheel frames 6 at both ends of the driving shaft 3, and an auxiliary device 5 is provided on the surface of one side of the inner wall of the fixed box 414 close to the protective component 42.

[0036] In the embodiments of the present invention, please refer to Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6The adjusting device 4 includes a driving component 41 and a protective component 42. The driving component 41 includes a rotating shaft 413. One end of the rotating shaft 413 is rotatably connected to the driving shaft 3. The end of the rotating shaft 413 away from the driving shaft 3 is rotatably connected to a rotating rod 418. The arc surface of the rotating rod 418 is rotatably connected to a mounting frame 411. The inner wall of the mounting frame 411 is fixedly connected to a fixed box 414. The surface of the fixed box 414 is fixedly connected to a servo motor 412. The output end of the servo motor 412 is fixedly connected to an auxiliary sprocket 416. The surface of the auxiliary sprocket 416 is fixedly connected to one side of the tiller wheel frame 6. The end of the rotating rod 418 away from the driving shaft 3 is fixedly connected to a driving sprocket 415. The driving sprocket 415 and the auxiliary sprocket 416 are transmission-connected with the same chain 417. The protective component 42 includes a positioning frame 421, both ends of the positioning frame 421 are fixedly connected to the surface of the fixed box 414, the surface of the positioning frame 421 is threaded with a moving shaft 422, and the end of the moving shaft 422 close to the chain 417 is rotatably connected to the positioning frame 424, and the cross-section of the positioning frame 424 is "U"-shaped, and the inner wall of the positioning frame 424 is fixedly connected with a plurality of connecting frames 425, and the inner walls of the plurality of connecting frames 425 are rotatably connected with auxiliary wheels 426, and the auxiliary wheels 426 are sponge wheels, and the cross-sectional dimensions of the auxiliary wheels 426 are adapted to the inner wall dimensions of the positioning frame 424, and both ends of the positioning frame 424 are fixedly connected with guide plates 427, and the cross-sectional dimensions of the guide plates 427 are arc-shaped, and both sides of the surface of the positioning frame 421 are slidably penetrated by limit rods 423, and one end of the limit rods 423 is fixedly connected to the surface of the positioning frame 424.

[0037] In the embodiments of the present invention, please refer to Figure 4 and Figure 7 The auxiliary device 5 includes a positioning ring 52, the cross section of the positioning ring 52 is "C"-shaped, the inner wall of the positioning ring 52 is slidably penetrated by a lubricating bottle 53, the bottom end of the lubricating bottle 53 is fixedly penetrated by a guide tube 55, the end of the guide tube 55 away from the lubricating bottle 53 is in contact with the upper surface of the positioning frame 424, the arc surface of the positioning ring 52 is threadedly penetrated by an extrusion shaft 54, one end of the extrusion shaft 54 ​​is in contact with the surface of the lubricating bottle 53, the side wall surface of the fixed box 414 is fixedly connected with a clamping plate 51 corresponding to the position of the lubricating bottle 53, the cross section of the clamping plate 51 is "U"-shaped, the inner wall of the clamping plate 51 is in contact with the arc surface of the lubricating bottle 53, the surface of the extrusion shaft 54 ​​is provided with a plurality of friction grooves 57, and the plurality of friction grooves 57 are evenly distributed on the surface of the extrusion shaft 54, the upper surface of the positioning frame 424 is fixedly connected with a support frame 56 corresponding to the position of the guide tube 55, the cross section of the support frame 56 is "U"-shaped, and the inner wall of the support frame 56 is in contact with the arc surface of the guide tube 55.

[0038] The working principle of the transmission mechanism of a micro-tillage machine provided by the utility model is as follows: when the micro-tillage machine is used to lay a protective film on crops in a planting field, since the micro-tillage machine moves at a relatively fast speed, in order to facilitate the adjustment of the moving speed of the entire micro-tillage machine body 1, the servo motor 412 in the fixed box 414 is first started, and the servo motor 412 drives the transmission between the driving sprocket 415, the auxiliary sprocket 416 and the chain 417, so that the rotation speed of the tillage wheel frame 6 on both sides of the entire micro-tillage machine can be adjusted. After the chain 417 on the surface of the auxiliary sprocket 415 and the auxiliary sprocket 416 has been operated for a long time, in order to facilitate the lubrication of the surface of the chain 417, the moving shaft 422 on the surface of the positioning frame 421 is rotated to allow the moving shaft 422 to drive the movement of the positioning frame 424, so that the auxiliary wheel 426 in the moving frame that rotates with the help of the connecting frame 425 can be lubricated and protected by the auxiliary wheel 426 with lubricant, so that the entire micro-tillage machine body 1 can be operated and used conveniently, so as to facilitate better film laying operations.

[0039] In the process of lubricating the chain 417 using the auxiliary wheel 426 made of sponge material in the positioning frame 424, in order to add lubricating oil to the auxiliary wheel 426, the lubrication bottle 53 is used for auxiliary operation, and the lubrication bottle 53 can be placed in the positioning ring 52 for convenient limit replacement, and then fixed by the clamping plate 51, and then the extrusion shaft 54 ​​on the surface of the positioning ring 52 is rotated to fix the position of the entire lubrication bottle 53, and then the guide tube 55 at the bottom end of the lubrication bottle 53 is placed in the positioning frame 424 near the auxiliary wheel 426, so as to perform convenient lubrication auxiliary operation, and facilitate the use of the lubrication bottle 53 to add lubricant to the auxiliary wheel 426 in the positioning frame 424.

[0040] The circuits and controls involved in the present invention are all prior art and will not be described in detail here.

[0041] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A micro-tillage machine transmission mechanism, characterized in that: include: A micro-tillage machine body (1), a film roller frame (2) is installed on one side of the micro-tillage machine body (1), a driving shaft (3) is installed on the bottom surface of one end of the micro-tillage machine body (1) away from the film roller frame (2), both ends of the driving shaft (3) are installed with a tillage wheel frame (6), and both ends of the driving shaft (3) corresponding to the positions of the tillage wheel frame (6) are provided with an adjustment device (4), the adjustment device (4) includes a driving component (41) and a protection component (42), the driving component (41) includes a rotating shaft (413), one end of the rotating shaft (413) is rotatably connected to the driving shaft (3), and the end of the rotating shaft (413) away from the driving shaft (3) is rotatably connected to a rotating shaft (413). The rotating rod (418) is rotatably connected to the installation frame (411) on the arc surface, the inner wall of the installation frame (411) is fixedly connected to the fixing box (414), the surface of the fixing box (414) is fixedly connected to the servo motor (412), the output end of the servo motor (412) is fixedly connected to the auxiliary sprocket (416), the surface of the auxiliary sprocket (416) is fixedly connected to one side of the tiller wheel frame (6), the end of the rotating rod (418) away from the driving shaft (3) is fixedly connected to the driving sprocket (415), and the driving sprocket (415) and the auxiliary sprocket (416) are transmission-connected by the same chain (417).

2. A micro-tillage machine transmission mechanism according to claim 1, characterized in that: The protection component (42) comprises a positioning frame (421), both ends of which are fixedly connected to the surface of the fixed box (414), a movable shaft (422) is threadedly penetrated through the surface of the positioning frame (421), one end of the movable shaft (422) close to the chain (417) is rotatably connected to a positioning frame (424), the cross section of the positioning frame (424) is "U"-shaped, the inner wall of the positioning frame (424) is fixedly connected to a plurality of connecting frames (425), and the inner walls of the plurality of connecting frames (425) are rotatably connected to auxiliary wheels (426).

3. A micro-tillage machine transmission mechanism according to claim 2, characterized in that: The auxiliary wheel (426) is a sponge wheel, and the cross-sectional dimensions of the auxiliary wheel (426) are compatible with the inner wall dimensions of the positioning frame (424).

4. A micro-tillage machine transmission mechanism according to claim 2, characterized in that: Both ends of the positioning frame (424) are fixedly connected to guide plates (427), and the cross section of the guide plates (427) is in an arc shape.

5. The micro-tillage machine transmission mechanism according to claim 2, characterized in that: Limiting rods (423) are slidably penetrated on both sides of the surface of the positioning frame (421), and one end of the limiting rod (423) is fixedly connected to the surface of the positioning frame (424).

6. The micro-tillage machine transmission mechanism according to claim 2, characterized in that: An auxiliary device (5) is provided on a side surface of the inner wall of the fixed box (414) close to the protective component (42), and the auxiliary device (5) comprises a positioning ring (52), the cross section of the positioning ring (52) is "C"-shaped, a lubricating bottle (53) is slidably penetrated through the inner wall of the positioning ring (52), a guide tube (55) is fixedly penetrated through the bottom end of the lubricating bottle (53), and one end of the guide tube (55) away from the lubricating bottle (53) is in contact with the upper surface of the positioning frame (424), an extrusion shaft (54) is threadedly penetrated through the arc surface of the positioning ring (52), and one end of the extrusion shaft (54) is in contact with the surface of the lubricating bottle (53), and a clamping plate (51) is fixedly connected to the side wall surface of the fixed box (414) corresponding to the position of the lubricating bottle (53), the cross section of the clamping plate (51) is "U"-shaped, and the inner wall of the clamping plate (51) is clamped with the arc surface of the lubricating bottle (53).

7. A micro-tillage machine transmission mechanism according to claim 6, characterized in that: A plurality of friction grooves (57) are provided on the surface of the extrusion shaft (54), and the plurality of friction grooves (57) are evenly distributed on the surface of the extrusion shaft (54).

8. The micro-tillage machine transmission mechanism according to claim 6, characterized in that: A support frame (56) is fixedly connected to the upper surface of the positioning frame (424) at a position corresponding to the guide tube (55); the cross section of the support frame (56) is U-shaped, and the inner wall of the support frame (56) is snap-fitted to the arc surface of the guide tube (55).

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