Mulching film laying device

Abstract

The mulching film laying device comprises a base, a supporting frame and handles, the supporting frame and the handles are fixedly connected to the top of the base and are symmetrically distributed, hydraulic rods are arranged on the base and are symmetrically distributed in pairs, the lower ends of the hydraulic rods are movably connected with universal wheels, and the universal wheels are connected with the hydraulic rods. The laying assembly is used for laying mulching films, and the film pressing assembly is used for pressing the corners of the mulching films. The utility model belongs to the technical field of agricultural equipment, and particularly relates to a mulching film laying device which solves the problems that a large amount of labor force is needed for manually laying a mulching film, the progress is slow, a part of mulching film laying equipment is inconvenient to replace a film roll, and the risk that the mulching film roll is blown up by wind still exists after the mulching film is laid.

Description

Technical Field

[0001] The utility model belongs to the technical field of agricultural equipment, and in particular relates to a ground film laying device. Background Art

[0002] The geographical features of our farmland show that hills account for 69% of the area and plains account for 31%. Since the vast majority of our country's arable land is hilly, our country's agricultural mechanized equipment cannot develop into large-scale machinery. With the development of agricultural technology, farmland mulching technology has been fully promoted and applied.

[0003] When laying existing ground films, manual operation is often required, and at least three people are required to cooperate with each other. The labor required is large and the progress is slow. Some ground film laying equipment is inconvenient to replace the ground film roll when covering the film, and after laying, both sides of the ground film still need to be covered manually in time to avoid being blown away by the wind. Utility Model Content

[0004] The technical problem to be solved by the utility model is that manual laying of ground film requires a lot of labor and the progress is slow, some ground film laying equipment is inconvenient to replace the film roll, and there is still a risk of being blown away by the wind after laying is completed.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is as follows: a ground film laying device, including a base, a support frame and a handle, the support frame and the handle are fixedly connected to the top of the base, and they are symmetrically distributed, the base is provided with hydraulic rods, and they are symmetrically distributed in pairs, the lower ends of the hydraulic rods are movably connected with universal wheels, and also include a laying assembly for laying ground film and a film pressing assembly for pressing the edges and corners of the ground film, the laying assembly is arranged between the support frames, and the film pressing assembly is arranged at the top of the base, and it is arranged on one side of the support frame.

[0006] Furthermore, the laying assembly includes an installation and discharge unit and a guide unit, and the installation and discharge unit includes a servo motor, a connecting plate, a plug rod, an electric push rod, a square plate and a latch, wherein:

[0007] The servo motor is fixedly mounted on the outer wall of the support frame, the connecting plate is fixedly connected to the output end of the servo motor, the plug rod is fixedly connected to the outer wall of the connecting plate, and is symmetrically distributed relative to the servo motor, the electric push rod passes through another set of support frames and is rotatably connected thereto, the square plate is fixedly connected to the free end of the electric push rod, and the pin is fixedly connected to the outer wall of the square plate, and is symmetrically distributed relative to the electric push rod.

[0008] Furthermore, the guide unit comprises a limiting cylinder, a guide cylinder and a film pressing cylinder, wherein:

[0009] The limiting cylinder is rotatably connected between the opposite side walls of the support frame and is symmetrically distributed. The guiding cylinder is rotatably connected between the opposite side walls of the support frame and is arranged below the limiting cylinder. The film pressing cylinder is rotatably connected between the inner walls of the bottom of the base and its bottom height is the same as the bottom height of the guiding cylinder.

[0010] Furthermore, a film winding cylinder is detachably connected between the connecting plate and the square plate, and both ends of the film winding cylinder are provided with symmetrically distributed grooves, and the grooves are adapted to the insertion rod and the latch.

[0011] Furthermore, the film pressing assembly includes a square box, a fixing plate, a conveying cylinder, a stepping motor, a propeller blade and a discharge cylinder, wherein:

[0012] The square box is fixedly connected to the top of the base, and feed ports are provided at both ends of its top. The fixed plate is fixedly connected to the top of the base, and is symmetrically distributed relative to the square box. The conveying cylinder horizontally passes through the fixed plate and is fixedly connected to the fixed plate, and is communicated with the interior of the square box. The stepper motor is fixedly connected to the outer wall of the conveying cylinder, and the propeller blades are fixedly connected to the output end of the stepper motor. The lower material cylinder is fixedly connected to the bottom of the conveying cylinder, and is communicated with the interior of the conveying cylinder. The lower material cylinder is hollow and through.

[0013] Furthermore, a triangular plate is provided inside the square box, symmetrically distributed openings are provided on the base, and a square tube is provided at the bottom of the opening.

[0014] After adopting the above structure, the utility model has the following beneficial effects:

[0015] (1) It is convenient to disassemble and install film winding drums of different lengths, which is more convenient to use and can guide and roll the ground film to ensure the laying effect;

[0016] (2) An appropriate amount of soil can be added to the square box, and the soil can be transported at a uniform speed by the propeller blades to fall through the lower barrel and the square tube, pressing on both sides of the ground film to prevent the ground film from being blown away by the wind after laying;

[0017] (3) The height of the universal wheel can be controlled according to the situation, and the height of the guide cylinder and the film pressing cylinder can be adjusted appropriately to make it more flexible in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0019] Figure 1 This is a schematic diagram of the overall structure of a ground film laying device proposed by the utility model;

[0020] Figure 2This is a front view of a ground film laying device proposed by the utility model;

[0021] Figure 3 This is a three-dimensional structural schematic diagram of a ground film laying device proposed by the utility model;

[0022] Figure 4 This is a three-dimensional structural schematic diagram from another perspective of a ground film laying device proposed by the utility model;

[0023] Figure 5 This is a schematic diagram of the internal structure of a conveying cylinder of a ground film laying device proposed by the utility model;

[0024] Figure 6 A half-section view of a film winding drum of a ground film laying device proposed by the utility model;

[0025] Figure 7 The utility model provides a schematic diagram of the internal structure of a square box of a ground film laying device.

[0026] In the attached drawings: 1. base, 2. support frame, 3. handle, 4. hydraulic rod, 5. universal wheel, 6. servo motor, 7. connecting plate, 8. plug rod, 9. electric push rod, 10. square plate, 11. latch, 12. limit cylinder, 13. guide cylinder, 14. film pressing cylinder, 15. film winding cylinder, 16. groove, 17. square box, 18. fixing plate, 19. conveying cylinder, 20. stepping motor, 21. propeller blade, 22. unloading cylinder, 23. feed port, 24. triangle plate, 25. opening, 26. square tube. DETAILED DESCRIPTION

[0027] like Figure 1-3 As shown, a ground film laying device includes a base 1, a support frame 2 and a handle 3. The support frame 2 and the handle 3 are fixedly connected to the top of the base 1 and are symmetrically distributed. Hydraulic rods 4 are provided on the base 1 and are symmetrically distributed in pairs. Universal wheels 5 are movably connected to the lower ends of the hydraulic rods 4. The device also includes a laying component and a film pressing component. The laying component is arranged between the support frames 2, and the film pressing component is arranged on the top of the base 1 and is arranged on one side of the support frame 2.

[0028] The film winding drum 15 is installed and the ground film is laid by the laying assembly, and the two sides of the ground film can be pressed by the film pressing assembly after the ground film is laid.

[0029] like Figure 1-6As shown, in order to facilitate the installation of the film winding drum 15 and the laying of the ground film, and to facilitate the replacement of the film winding drum 15, the laying assembly includes an installation and discharge unit and a guide unit. The installation and discharge unit includes a servo motor 6, a connecting plate 7, a plug rod 8, an electric push rod 9, a square plate 10 and a latch 11. The servo motor 6 is fixedly installed on the outer wall of the support frame 2, the connecting plate 7 is fixedly connected to the output end of the servo motor 6, the plug rod 8 is fixedly connected to the outer wall of the connecting plate 7, and is symmetrically distributed relative to the servo motor 6. The electric push rod 9 passes through another group of support frames 2 and is rotatably connected thereto. The square plate 10 is fixedly connected to the free end of the electric push rod 9. The latch 11 is fixedly connected to the outer wall of the square plate 10, and is symmetrically distributed relative to the electric push rod 9. The film winding drum 15 is detachably connected between the connecting plate 7 and the square plate 10, and both ends of the film winding drum 15 are provided with symmetrically distributed grooves 16, and the grooves 16 are compatible with the plug rod 8 and the latch 11.

[0030] The film winding drum 15 can be replaced and installed by utilizing the laterally movable latch 11, and the film winding drum 15 can be rotated by the servo motor 6 to discharge the ground film.

[0031] The guide unit includes a limiting cylinder 12, a guiding cylinder 13 and a film pressing cylinder 14. The limiting cylinder 12 is rotatably connected between opposite side walls of the support frame 2 and is symmetrically distributed. The guiding cylinder 13 is rotatably connected between opposite side walls of the support frame 2 and is arranged below the limiting cylinder 12. The film pressing cylinder 14 is rotatably connected between the inner walls of the bottom of the base 1 and its bottom height is the same as the bottom height of the guiding cylinder 13.

[0032] The limiting cylinder 12 can be used to prevent the ground film from contacting the base 1 to ensure its integrity, and the guiding cylinder 13 and the film pressing cylinder 14 can be used to roll the ground film to prevent it from being blown up.

[0033] like Figure 4-7 As shown, in order to avoid the risk of the ground film being blown away by the wind after it is laid, the film pressing assembly includes a square box 17, a fixed plate 18, a conveying cylinder 19, a stepper motor 20, a propeller blade 21 and a discharge cylinder 22. The square box 17 is fixedly connected to the top of the base 1, and feed ports 23 are provided at both ends of its top. The fixed plate 18 is fixedly connected to the top of the base 1, and it is symmetrically distributed relative to the square box 17. The conveying cylinder 19 horizontally penetrates the fixed plate 18 and is fixedly connected thereto, and it is communicated with the interior of the square box 17. The stepper motor 20 is fixedly connected to the outer wall of the conveying cylinder 19, the propeller blade 21 is fixedly connected to the output end of the stepper motor 20, the discharge cylinder 22 is fixedly connected to the bottom of the conveying cylinder 19, and it is communicated with the interior of the conveying cylinder 19, and the discharge cylinder 22 is hollow and through.

[0034] The propeller blades 21 can be used to transport soil at a uniform speed and press it on both sides of the ground film to prevent the laid ground film from being blown away by the wind.

[0035] A triangular plate 24 is provided inside the square box 17 to allow soil to move downward along the outer wall thereof. The base 1 is provided with symmetrically distributed openings 25 , and a square tube 26 is provided at the bottom of the opening 25 .

[0036] When in use, a proper amount of soil is placed in the square box 17, one end of the film winding cylinder 15 with the film wound on it is inserted into the insertion rod 8, and then the electric push rod 9 is controlled to extend, and the pin 11 is inserted into the groove 16 at the other end of the film winding cylinder 15, that is, the installation of the film winding cylinder 15 is completed, and it is also convenient for later replacement. The hydraulic rod 4 is controlled to extend so that the guide cylinder 13 is in a position higher than the soil, and one end of the film passes through the limit cylinder 12 and then bypasses the bottom of the guide cylinder 13 and the film pressing cylinder 14. The servo motor 6 is turned on for a set rotation time to promote the overall uniform movement, and the film is laid on the soil. At this time, it is necessary to manually cover the end of the film with soil, and then the hydraulic rod 4 is controlled to retract to lower the height of the guide cylinder 13 and the film pressing cylinder 14. The stepping motor 20 can be turned on during the movement, and the uniform rotation of the propeller blades 21 transports the soil at a uniform speed so that it falls through the discharge cylinder 22 and the square tube 26, and is pressed on both sides of the film to prevent the laid film from being blown up by the wind.

[0037] Although the embodiments of the utility model have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the utility model, and the scope of the utility model is defined by the attached claims and their equivalents. In short, if those skilled in the art are inspired by them and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the scope of protection of the utility model.

Claims

1. A ground film laying device, comprising a base, a support frame and a handle, wherein the support frame and the handle are fixedly connected to the top of the base and are symmetrically distributed, the base is provided with hydraulic rods, and the hydraulic rods are symmetrically distributed in pairs, and the lower ends of the hydraulic rods are movably connected to universal wheels, characterized in that: It also includes a laying component for laying the ground film and a film pressing component for pressing the edges and corners of the ground film. The laying component is arranged between the support frames, and the film pressing component is arranged on the top of the base and on one side of the support frame.

2. A ground film laying device according to claim 1, characterized in that: The laying assembly includes a mounting and unloading unit and a guide unit, and the mounting and unloading unit includes a servo motor, a connecting plate, a plug rod, an electric push rod, a square plate and a latch, wherein: The servo motor is fixedly mounted on the outer wall of the support frame, the connecting plate is fixedly connected to the output end of the servo motor, the plug rod is fixedly connected to the outer wall of the connecting plate, and is symmetrically distributed relative to the servo motor, the electric push rod passes through another set of support frames and is rotatably connected thereto, the square plate is fixedly connected to the free end of the electric push rod, and the pin is fixedly connected to the outer wall of the square plate, and is symmetrically distributed relative to the electric push rod.

3. A ground film laying device according to claim 2, characterized in that: The guide unit comprises a limiting cylinder, a guide cylinder and a film pressing cylinder, wherein: The limiting cylinder is rotatably connected between the opposite side walls of the support frame and is symmetrically distributed. The guiding cylinder is rotatably connected between the opposite side walls of the support frame and is arranged below the limiting cylinder. The film pressing cylinder is rotatably connected between the inner walls of the bottom of the base and its bottom height is the same as the bottom height of the guiding cylinder.

4. A ground film laying device according to claim 2, characterized in that: A film winding cylinder is detachably connected between the connecting plate and the square plate. Both ends of the film winding cylinder are provided with symmetrically distributed grooves, and the grooves are adapted to the insertion rod and the latch pin.

5. A ground film laying device according to claim 4, characterized in that: The film pressing assembly includes a square box, a fixing plate, a conveying cylinder, a stepping motor, a propeller blade and a discharge cylinder, wherein: The square box is fixedly connected to the top of the base, and feed ports are provided at both ends of its top. The fixed plate is fixedly connected to the top of the base, and is symmetrically distributed relative to the square box. The conveying cylinder horizontally passes through the fixed plate and is fixedly connected to the fixed plate, and is communicated with the interior of the square box. The stepper motor is fixedly connected to the outer wall of the conveying cylinder, and the propeller blades are fixedly connected to the output end of the stepper motor. The lower material cylinder is fixedly connected to the bottom of the conveying cylinder, and is communicated with the interior of the conveying cylinder. The lower material cylinder is hollow and through.

6. A ground film laying device according to claim 5, characterized in that: A triangular plate is arranged inside the square box, symmetrically distributed openings are arranged on the base, and a square tube is arranged at the bottom of the opening.

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