A finger wheel grass rake with adjustable width and narrowness

Abstract

The utility model discloses an adjustable width and narrowness operating finger wheel grass rake, comprising a work vehicle, a support plate is provided on the surface of the work vehicle, a slide groove is provided on the top of the support plate, and sliders are movably connected to the front and rear sides of the slide groove, telescopic rods are fixedly connected to the top of the support plate, a movable plate is fixedly connected to the top of the telescopic rod, and a drive box is fixedly connected to the top of the support plate. The utility model adopts that when the operator needs to adjust the working width of the device, the operator starts the motor to rotate and drive the threaded rod to rotate, thereby driving the movable rod to move downward, thereby driving the movable plate to move downward, thereby driving the connecting rod to move, so that the two sliders move away from each other, thereby driving the support rod and the vertical plate to move away from each other, thereby driving the working frames and the finger wheel grass rake wheels on the front and rear sides to move away from each other, thereby increasing the working width of the device, and the device has the advantage of being easy to adjust the working width.

Description

Technical Field

[0001] The utility model relates to the technical field of finger wheel grass rakes, in particular to a finger wheel grass rake capable of adjusting the width and narrowness of operations. Background Art

[0002] The finger wheel type grass rake is composed of several finger wheels arranged in parallel on the frame shaft. It has a simple structure and no transmission device. When operating, the finger wheel contacts the ground and rotates by the friction of the ground, rakes the grass to one side to form a continuous and neat grass strip. The angle between the finger wheel plane and the forward direction of the machine is generally 135°. The operating speed can reach more than 15 kilometers per hour, which is suitable for rake high-yield grass, residual crop straw, and residual film in the soil. By changing the angle between the finger wheel plane and the forward direction of the machine, grass turning operations can be carried out.

[0003] Most of the finger wheel structures in the prior art grass rakes are installed in a fixed position, and the working width of the finger wheel cannot be adjusted, which makes it inconvenient to use. Therefore, it is necessary to design and modify the grass rake with adjustable width and narrow working finger wheel to effectively prevent it from being inconvenient to use. Utility Model Content

[0004] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a finger wheel grass rake with adjustable width, which has the advantage of easy adjustment of the working width, and solves the problem that most of the finger wheel structures in the grass rakes in the prior art are installed in a fixed position and the working width of the finger wheel cannot be adjusted, which makes it inconvenient to use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an adjustable width and narrow operation finger wheel grass rake, comprising a working vehicle, a support plate is provided on the surface of the working vehicle, a slide groove is provided on the top of the support plate, and the front and rear sides of the slide groove are movably connected with sliders, telescopic rods are fixedly connected on all sides of the top of the support plate, the top of the telescopic rod is fixedly connected with a movable plate, the top of the support plate is fixedly connected with a driving box, the inside of the driving box is movably connected with a threaded rod, the surface of the threaded rod is movably connected with a movable rod, the movable rod is fixedly connected to the movable plate, the top of the driving box is fixedly connected with a motor, the output end of the motor is fixedly connected to the threaded rod, the top of the slider is hinged with a connecting rod, the connecting rod is hinged with the movable plate, the surface of the slider is fixedly connected with the support rod, the surface of the support rod is fixedly connected with a vertical plate, the surface of the vertical plate is provided with a first movable groove, and the inside of the first movable groove is movably connected with a working frame, and finger wheel grass rake wheels are provided on the front and back sides of the working vehicle.

[0006] As a preferred embodiment of the utility model, the top of the vertical plate is fixedly connected to an electric cylinder, the top of the electric cylinder is fixedly connected to a connecting frame, and the connecting frame is fixedly connected to the working frame.

[0007] As a preferred embodiment of the utility model, a second movable groove is provided on the surface of the working frame, and a movable block is movably connected inside the movable groove, a compression spring is fixedly connected to the top of the movable block, the compression spring is fixedly connected to the second movable groove, and the movable block is movably connected to the finger wheel mowing wheel.

[0008] As a preferred embodiment of the present invention, the working vehicle includes a chassis, wheels, drive wheels, a cockpit, a drive assembly and a control assembly, etc.

[0009] As a preferred embodiment of the utility model, a bearing is fixedly connected to the interior of the drive box, and the bearing is fixedly connected to the threaded rod, and lubricating oil is provided inside the bearing, and a sealing shaft cover is provided inside the bearing, and the number of the sealing shaft covers is several.

[0010] As a preferred embodiment of the utility model, the finger wheel raking wheel comprises a roller, the roller is movably connected to a movable block, a raking rack is fixedly connected to the surface of the roller, and the number of the raking racks is several.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. When the operator needs to adjust the working width of the device, the utility model starts the motor to rotate and drive the threaded rod to rotate, thereby driving the movable rod to move downward, thereby driving the movable plate to move downward, thereby driving the connecting rod to move, so that the two sliders move away from each other, thereby driving the support rod and the vertical plate to move away from each other, thereby driving the working frames and the finger wheel raking wheels on the front and rear sides to move away from each other, thereby increasing the working width of the device. The device has the advantage of being easy to adjust the working width.

[0013] 2. The utility model provides an electric cylinder and a connecting frame, so that the operator can start the electric cylinder to extend or contract, thereby driving the connecting frame to move up and down, thereby driving the working frame to move up and down, thereby driving the movable block and the finger wheel raking wheel to move up and down. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the working frame of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the drive box of the utility model;

[0017] Figure 4 For this utility model Figure 1A schematic diagram of the enlarged structure in the middle.

[0018] In the figure: 1. working vehicle; 2. supporting plate; 3. telescopic rod; 4. movable plate; 5. driving box; 6. threaded rod; 7. movable rod; 8. motor; 9. sliding block; 10. connecting rod; 11. supporting rod; 12. vertical plate; 13. working frame; 14. finger wheel raking wheel; 15. electric cylinder; 16. connecting frame; 17. movable block; 18. compression spring. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] like Figures 1 to 4 As shown, a finger wheel grass rake with adjustable width and narrowness comprises a working vehicle 1, a supporting plate 2 is arranged on the surface of the working vehicle 1, a slide groove is arranged on the top of the supporting plate 2, and a slider 9 is movably connected to the front and rear sides of the slide groove, a telescopic rod 3 is fixedly connected to the top of the supporting plate 2, a movable plate 4 is fixedly connected to the top of the telescopic rod 3, a driving box 5 is fixedly connected to the top of the supporting plate 2, a threaded rod 6 is movably connected to the inside of the driving box 5, a movable rod 7 is movably connected to the surface of the threaded rod 6, the movable rod 7 is fixedly connected to the movable plate 4, a motor 8 is fixedly connected to the top of the driving box 5, an output end of the motor 8 is fixedly connected to the threaded rod 6, a connecting rod 10 is hinged on the top of the slider 9, the connecting rod 10 is hinged to the movable plate 4, a supporting rod 11 is fixedly connected to the surface of the slider 9, a vertical plate 12 is fixedly connected to the surface of the supporting rod 11, a first movable groove is arranged on the surface of the vertical plate 12, and a working frame 13 is movably connected to the inside of the first movable groove, and a finger wheel grass rake wheel 14 is arranged on the front and back of the working vehicle 1.

[0021] refer to Figure 1 The top of the vertical plate 12 is fixedly connected to an electric cylinder 15 , the top of the electric cylinder 15 is fixedly connected to a connecting frame 16 , and the connecting frame 16 is fixedly connected to the working frame 13 .

[0022] As a technical optimization solution of the utility model, through the setting of the electric cylinder 15 and the connecting frame 16, the operator can start the electric cylinder 15 to extend or contract, thereby driving the connecting frame 16 to move up and down, and then driving the working frame 13 to move up and down, thereby driving the movable block 17 and the finger wheel raking wheel 14 to move up and down.

[0023] refer to Figure 1 and Figure 2A second movable groove is provided on the surface of the working frame 13, and a movable block 17 is movably connected inside the movable groove. A compression spring 18 is fixedly connected to the top of the movable block 17. The compression spring 18 is fixedly connected to the second movable groove, and the movable block 17 is movably connected to the finger wheel raking wheel 14.

[0024] As a technical optimization solution of the utility model, through the arrangement of the second movable groove, the movable block 17 and the compression spring 18, when the finger-wheel raking wheel 14 moves up and down, the movable block 17 can be driven to move up and down, and the compression spring 18 can apply a downward force to the movable block 17, so that the finger-wheel raking wheel 14 can always be in close contact with the ground.

[0025] refer to Figure 1 The working vehicle 1 includes a chassis, wheels, driving wheels, a cockpit, a driving component and a control component.

[0026] As a technical optimization solution of the present invention, by setting up the working vehicle 1, the device can be easily moved in the field.

[0027] refer to Figure 1 and Figure 3 A bearing is fixedly connected to the interior of the driving box 5, and the bearing is fixedly connected to the threaded rod 6, and lubricating oil is provided inside the bearing, and a sealing shaft cover is provided inside the bearing, and the number of the sealing shaft covers is several.

[0028] As a technical optimization solution of the present invention, the friction between the drive box 5 and the threaded rod 6 can be reduced by setting the bearing, thereby facilitating the rotation of the threaded rod 6.

[0029] refer to Figure 1 The finger wheel raking wheel 14 includes a drum, which is movably connected to a movable block 17, and a raking rack is fixedly connected to the surface of the drum, and the number of the raking racks is several.

[0030] As a technical optimization solution of the utility model, through the arrangement of the roller and the raking rack, the raking rack is in close contact with the ground. When the working vehicle 1 moves, the finger raking wheel 14 rotates to carry out raking. The roller can fix multiple raking racks.

[0031] The working principle and use process of the utility model are as follows: during use, when the operator needs to adjust the working width of the device, the operator starts the motor 8 to rotate and drive the threaded rod 6 to rotate, thereby driving the movable rod 7 to move downward, thereby driving the movable plate 4 to move downward, thereby driving the connecting rod 10 to move, so that the two sliders 9 move away from each other, thereby driving the support rod 11 and the vertical plate 12 to move away from each other, thereby driving the working frames 13 and the finger wheel raking wheel 14 on the front and rear sides to move away from each other, thereby increasing the working width of the device.

[0032] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A finger wheel grass rake with adjustable width and narrowness, comprising a working vehicle (1), characterized in that: The surface of the working vehicle (1) is provided with a support plate (2), the top of the support plate (2) is provided with a slide groove, and the front and rear sides of the slide groove are movably connected to sliders (9), the top of the support plate (2) is fixedly connected with telescopic rods (3) all around, the top of the telescopic rod (3) is fixedly connected with a movable plate (4), the top of the support plate (2) is fixedly connected with a drive box (5), the inside of the drive box (5) is movably connected with a threaded rod (6), the surface of the threaded rod (6) is movably connected with a movable rod (7), and the movable rod (7) is fixedly connected to the movable plate (4). The top of the driving box (5) is fixedly connected to a motor (8), the output end of the motor (8) is fixedly connected to the threaded rod (6), the top of the slider (9) is hinged to a connecting rod (10), the connecting rod (10) is hinged to the movable plate (4), the surface of the slider (9) is fixedly connected to a support rod (11), the surface of the support rod (11) is fixedly connected to a vertical plate (12), the surface of the vertical plate (12) is provided with a first movable groove, and the interior of the first movable groove is movably connected to a working frame (13), and finger-wheel raking wheels (14) are provided on the front and back of the working vehicle (1).

2. The adjustable width and narrowness finger wheel rake according to claim 1, characterized in that: The top of the vertical plate (12) is fixedly connected to an electric cylinder (15), the top of the electric cylinder (15) is fixedly connected to a connecting frame (16), and the connecting frame (16) is fixedly connected to the working frame (13).

3. The adjustable width and narrowness finger wheel grass rake according to claim 1, characterized in that: A second movable groove is provided on the surface of the working frame (13), and a movable block (17) is movably connected inside the movable groove, a compression spring (18) is fixedly connected to the top of the movable block (17), the compression spring (18) is fixedly connected to the second movable groove, and the movable block (17) is movably connected to the finger wheel raking wheel (14).

4. The adjustable width and narrowness finger wheel grass rake according to claim 1, characterized in that: The working vehicle (1) comprises a chassis, wheels, drive wheels, a cockpit, a drive assembly and a control assembly.

5. The adjustable width and narrowness finger wheel grass rake according to claim 1, characterized in that: A bearing is fixedly connected inside the drive box (5), and the bearing is fixedly connected to the threaded rod (6), and lubricating oil is provided inside the bearing, and a sealing shaft cover is provided inside the bearing, and the number of the sealing shaft covers is several.

6. The adjustable width and narrowness finger wheel rake according to claim 1, characterized in that: The finger wheel raking wheel (14) comprises a roller, the roller is movably connected to a movable block (17), a raking rack is fixedly connected to the surface of the roller, and the number of the raking racks is a plurality.

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