Lifting type agricultural machine guiding device

Abstract

The utility model relates to the technical field of agricultural machinery, and discloses a lifting type agricultural machinery guiding device which comprises a fixed block, a first lead screw is in threaded connection with the interior of the fixed block, one end of the first lead screw is fixedly connected with a rotary disc, the other end of the first lead screw is rotationally connected with a movable block, and a connecting rod is rotationally connected with the interior of the movable block. And crank arms are rotatably connected to the interiors of the connecting rods, limiting columns are slidably connected to the interiors of the crank arms, first frames are fixedly connected to the two ends of the limiting columns correspondingly, and the outer walls of the first frames are fixedly connected to the outer walls of the fixing blocks. According to the agricultural machine guiding device, the rotating disc is rotated to drive the first lead screw and the moving block to move backwards, the moving block moves to drive the connecting rod to move, the connecting rod pulls the crank arm backwards, the crank arm moves to drive the clamp to move, and the effects that it can be guaranteed that the guiding device and the agricultural machine cannot be separated easily, and the guiding device can effectively guide the running direction of the agricultural machine are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural machinery, in particular to a lifting type agricultural machinery guiding device. Background Art

[0002] In traditional agriculture, the concept of agricultural machinery steering devices was relatively simple. Initially, agricultural machinery relied primarily on human control. For example, early simple plows were manually controlled by farmers or pulled by livestock.

[0003] After the Industrial Revolution, with the invention and application of the internal combustion engine, agricultural machinery gradually developed towards mechanization. Tractors and other powered agricultural machinery began to appear in large numbers, leading to changes in their guidance devices. These guidance systems greatly improved the controllability and efficiency of agricultural machinery, enabling it to perform operations such as plowing, sowing, and harvesting across large areas of farmland.

[0004] However, most traditional steering devices are simply connected to agricultural machinery, and are prone to loosening and detachment in complex farmland operation environments, such as when subjected to bumps, vibrations, or lateral forces. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a lifting type agricultural machinery guide device, which aims to improve the problem of loosening and separation that easily occurs when subjected to bumps, vibrations or lateral forces in complex farmland operation environments.

[0006] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a lifting agricultural machinery guide device, comprising a fixed block, the internal thread of the fixed block is connected to a first screw rod, one end of the first screw rod is fixedly connected to a turntable, the other end of the first screw rod is rotatably connected to a moving block, the internal rotation of the moving block is connected to a connecting rod, the internal rotation of the connecting rod is connected to a curved arm, the internal sliding connection of the curved arm is connected to a limiting column, both ends of the limiting column are fixedly connected to a first frame, the outer wall of the first frame is fixedly connected to the outer wall of the fixed block, the internal thread of the first frame is connected to the outer wall of the first screw rod, the outer wall of the curved arm is fixedly connected to a clamp, the outer wall of the clamp is fitted with an agricultural machinery connecting piece, the lower surface of the fixed block is fixedly connected to the second frame, the outer wall of the second frame is provided with a moving component, and the moving component is used to move the whole.

[0007] Preferably, the moving assembly includes a bracket, the interior of the bracket is rotatably connected to a rotating shaft, and both sides of the outer wall of the rotating shaft are fixedly connected to guide wheels.

[0008] Preferably, the interior of the second frame is rotatably connected to a handle, and the outer wall of the handle is fixedly connected to a first bevel gear.

[0009] Preferably, the outer wall of the first bevel gear is meshedly connected with the second bevel gear, and the outer wall of the second bevel gear is rotatably connected to the inside of the second frame.

[0010] Preferably, a second screw rod is fixedly connected to the interior of the second bevel gear, and a sliding block is threadedly connected to the outer wall of the second screw rod.

[0011] Preferably, both sides of the outer wall of the sliding block are fixedly connected to limit rods.

[0012] Preferably, the outer wall of the limiting rod is slidably connected to the inside of the second frame, and the outer wall of the sliding block is fixedly connected to a connecting block.

[0013] Preferably, ditching legs are installed inside the connecting block.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, the rotating turntable drives the first screw rod and the moving block to move backward. The movement of the moving block drives the connecting rod to move, so that the connecting rod pulls the curved arm backward, and then the curved arm moves closer to the middle. The movement of the curved arm drives the clamp to move, thereby clamping and fixing the agricultural machinery connecting part, thereby ensuring that the guide device and the agricultural machinery will not be easily separated, so that the guide device can effectively guide the driving direction of the agricultural machinery.

[0016] 2. In the utility model, rotating the handle drives the first bevel gear to rotate, the rotation of the first bevel gear drives the second bevel gear and the second screw to rotate, the rotation of the second screw drives the sliding block and the limit rod to move, thereby driving the connecting block to move, and the movement of the connecting block drives the ditching legs to move, so as to achieve the effect of accurately controlling the ditching depth within a suitable range under different soil textures and crop planting requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a three-dimensional diagram of a lifting agricultural machinery guide device proposed in the utility model;

[0018] Figure 2 This is a schematic cross-sectional view of the internal structure of the first frame of a lifting type agricultural machinery guide device proposed in the utility model;

[0019] Figure 3 This is a partial structural diagram of the second frame of a lifting agricultural machinery guide device proposed in the utility model.

[0020] Legend:

[0021] 1. Fixed block; 2. First screw rod; 3. Turntable; 4. Moving block; 5. Connecting rod; 6. Crank arm; 7. Limiting column; 8. First frame; 9. Clamp; 10. Agricultural machinery connecting piece; 11. Second frame; 12. Bracket; 13. Rotating shaft; 14. Guide wheel; 15. Turning handle; 16. First bevel gear; 17. Second bevel gear; 18. Second screw rod; 19. Sliding block; 20. Limiting rod; 21. Connecting block; 22. Ditching leg. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings of the specification of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] Reference Figure 1 and Figure 2 , the utility model provides an embodiment: a lifting type agricultural machinery guide device, including a fixed block 1, the internal thread of the fixed block 1 is connected to a first screw rod 2, one end of the first screw rod 2 is fixedly connected to a turntable 3, the other end of the first screw rod 2 is rotatably connected to a moving block 4, the internal rotatable connection of the moving block 4 is connected to a connecting rod 5, the internal rotatable connection of the connecting rod 5 is connected to a crank arm 6, the internal sliding connection of the crank arm 6 is connected to a limiting column 7, both ends of the limiting column 7 are fixedly connected to a first frame 8, the outer wall of the first frame 8 is fixedly connected to the outer wall of the fixed block 1, the internal thread of the first frame 8 is connected to the outer wall of the first screw rod 2, the outer wall of the crank arm 6 is fixedly connected to a clamp 9, the outer wall of the clamp 9 is fitted with an agricultural machinery connecting piece 10, the lower surface of the fixed block 1 is fixedly connected to a second frame 11, the outer wall of the second frame 11 is provided with a moving component, and the moving component is used to move the whole;

[0024] Specifically, the rotating turntable 3 drives the first screw rod 2 to move backward, and the first screw rod 2 moves backward to drive the moving block 4 to move. The moving block 4 moves and drives the connecting rod 5 to move while rotating, so that the connecting rod 5 pulls the curved arm 6 backward. When the curved arms 6 on both sides are pulled, the curved arms 6 move toward the middle, and the movement of the curved arms 6 drives the clamp 9 to move, thereby clamping and fixing the agricultural machinery connecting part 10, thereby ensuring that the guide device and the agricultural machinery will not easily detach, so that the guide device can effectively guide the driving direction of the agricultural machinery.

[0025] Reference Figure 1 The moving assembly includes a bracket 12, the interior of the bracket 12 is rotatably connected to a rotating shaft 13, and both sides of the outer wall of the rotating shaft 13 are fixedly connected to guide wheels 14;

[0026] Specifically, the agricultural machine is used to drive the entire machine to move in the field by rotating the guide wheel 14 supported by the bracket 12 and the rotating shaft 13.

[0027] Reference Figure 1 and Figure 3 The interior of the second frame 11 is rotatably connected to a turning handle 15, and the outer wall of the turning handle 15 is fixedly connected to a first bevel gear 16; the outer wall of the first bevel gear 16 is meshedly connected to a second bevel gear 17, and the outer wall of the second bevel gear 17 is rotatably connected to the interior of the second frame 11; the interior of the second bevel gear 17 is fixedly connected to a second screw rod 18, and the outer wall of the second screw rod 18 is threadedly connected to a sliding block 19; both sides of the outer wall of the sliding block 19 are fixedly connected to a limiting rod 20; the outer wall of the limiting rod 20 is slidably connected to the interior of the second frame 11, and the outer wall of the sliding block 19 is fixedly connected to a connecting block 21; a ditching leg 22 is installed inside the connecting block 21;

[0028] Specifically, turning the handle 15 drives the first bevel gear 16 to rotate, the rotation of the first bevel gear 16 drives the second bevel gear 17 and the second screw 18 to rotate, the rotation of the second screw 18 drives the sliding block 19 and the limit rod 20 to move, thereby driving the connecting block 21 to move, and the movement of the connecting block 21 drives the ditching leg 22 to move, so as to achieve the effect of accurately controlling the ditching depth within an appropriate range under different soil textures and crop planting requirements.

[0029] Working principle: When the device needs to be used, first rotate the turntable 3, and the turntable 3 drives the first screw rod 2 to rotate inside the fixed block 1 and move backward. The first screw rod 2 moves backward and drives the moving block 4 to move. The moving block 4 moves and drives the connecting rod 5 to move while rotating, so that the connecting rod 5 pulls the curved arm 6 backward. When the curved arms 6 on both sides are pulled, the curved arms 6 will move on the outer wall of the limit column 7 supported by the first frame 8 and move closer to the middle. The movement of the curved arm 6 drives the clamp 9 to move, thereby clamping and fixing the agricultural machinery connecting part 10, so as to ensure that the guide device and the agricultural machinery will not be easily separated, so that the guide device can effectively guide the driving direction of the agricultural machinery. After the installation is completed, according to the depth of the ditching leg 22 required to be dug, the handle 15 inside the second frame 11 is rotated, and the handle 15 drives the first bevel gear 16 to rotate, and the first bevel gear 16 rotates with The second bevel gear 17 is driven to rotate, and the rotation of the second bevel gear 17 drives the second screw rod 18 to rotate. The rotation of the second screw rod 18 drives the sliding block 19 and the limit rod 20 to move, and the limit rods 20 on both sides of the sliding block 19 prevent the sliding block 19 from rotating on its own, thereby driving the connecting block 21 to move, and the movement of the connecting block 21 drives the ditching leg 22 to move, so as to achieve the effect of accurately controlling the ditching depth within a suitable range under different soil textures and crop planting requirements. The agricultural machinery is used to drive the entirety to move in the field through the rotation of the guide wheel 14 supported by the bracket 12 and the rotating shaft 13. That is, the device can not only ensure that the guide device and the agricultural machinery will not easily disengage, so that the guide device can effectively guide the driving direction of the agricultural machinery, but also achieve the effect of accurately controlling the ditching depth within a suitable range under different soil textures and crop planting requirements.

[0030] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A lifting agricultural machinery guide device, comprising a fixed block (1), characterized in that: The fixed block (1) is internally threadedly connected to a first screw rod (2), one end of the first screw rod (2) is fixedly connected to a turntable (3), the other end of the first screw rod (2) is rotatably connected to a moving block (4), the moving block (4) is internally rotatably connected to a connecting rod (5), the connecting rod (5) is internally rotatably connected to a crank arm (6), the crank arm (6) is internally slidably connected to a limiting column (7), both ends of the limiting column (7) are fixedly connected to a first frame (8), the outer wall of the first frame (8) is fixedly connected to the outer wall of the fixed block (1), the inner thread of the first frame (8) is connected to the outer wall of the first screw rod (2), the outer wall of the crank arm (6) is fixedly connected to a clamp (9), the outer wall of the clamp (9) is fitted with an agricultural machinery connecting piece (10), the lower surface of the fixed block (1) is fixedly connected to a second frame (11), the outer wall of the second frame (11) is provided with a moving component, and the moving component is used to move the whole.

2. The lifting agricultural machinery guiding device according to claim 1, characterized in that: The moving assembly comprises a bracket (12), the interior of the bracket (12) is rotatably connected to a rotating shaft (13), and both sides of the outer wall of the rotating shaft (13) are fixedly connected to guide wheels (14).

3. The lifting agricultural machinery guide device according to claim 2, characterized in that: The interior of the second frame (11) is rotatably connected to a turning handle (15), and the outer wall of the turning handle (15) is fixedly connected to a first bevel gear (16).

4. The lifting agricultural machinery guiding device according to claim 3, characterized in that: The outer wall of the first bevel gear (16) is meshedly connected with the second bevel gear (17), and the outer wall of the second bevel gear (17) is rotatably connected to the interior of the second frame (11).

5. The lifting agricultural machinery guiding device according to claim 4, characterized in that: The interior of the second bevel gear (17) is fixedly connected to a second screw rod (18), and the outer wall of the second screw rod (18) is threadedly connected to a sliding block (19).

6. The lifting agricultural machinery guiding device according to claim 5, characterized in that: Both sides of the outer wall of the sliding block (19) are fixedly connected to limit rods (20).

7. The lifting agricultural machinery guiding device according to claim 6, characterized in that: The outer wall of the limiting rod (20) is slidably connected to the inside of the second frame (11), and the outer wall of the sliding block (19) is fixedly connected to the connecting block (21).

8. The lifting agricultural machinery guiding device according to claim 7, characterized in that: A ditching leg (22) is installed inside the connecting block (21).

Images