Controllable variable fertilization adjusting device

Abstract

The utility model discloses a controllable variable fertilization adjusting device which comprises a material guide frame, and a plurality of material guide holes are formed in the lower side of the material guide frame; the plurality of material guide pipes are in one-to-one correspondence with the material guide holes, the material guide pipes are fixed on the lower side of the material guide frame, and inner cavities of the material guide pipes are communicated with the corresponding material guide holes; the storage box is fixedly connected to the upper side of the guide frame; the fertilizing amount adjusting assembly comprises a material guiding pipe fixedly connected in the material guiding frame, the upper end and the lower end of the material guiding pipe are provided with a material guiding inlet and a material guiding outlet respectively, and the material guiding pipe between the material guiding inlet and the material guiding outlet is connected with a material discharging groove wheel which can controllably move in the left-right direction and can rotate; a plurality of independent discharging grooves are distributed in the periphery of the discharging groove wheel, and the material guiding outlet is communicated with the material guiding hole all the time. Through the arrangement of the fertilizing amount adjusting assembly, the controllable adjustment of the fertilizing amount in unit time is realized, and the fertilizing is more uniform.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural fertilization, in particular to a controllable variable fertilization regulating device. Background Art

[0002] At present, most of the farmlands in my country adopt extensive fertilization, and farmers mostly adopt the "average fertilization" method to carry out field fertilization based on fertilization experience. This will cause problems such as imbalanced crop nutrient input ratio, low fertilizer utilization rate, and reduced comparative benefits. Variable fertilization is based on the agronomic requirements of different spatial units, and uses precise variable fertilization machinery to accurately locate and fertilize on demand, so as to maximize the use of fertilizers and obtain the greatest economic and environmental benefits.

[0003] In the prior art, the fertilizer application machine includes a frame, a fertilizer storage box is connected to the frame, a plurality of fertilizer outlets are arranged at the bottom of the fertilizer box, and electric fertilizer applicators are respectively fixed to the lower side of the fertilizer storage box at the fertilizer outlets. Before fertilizing, the rotation speed of the electric fertilizer applicator is adjusted to adjust the amount of fertilizer applied per unit time. When the fertilizer in the fertilizer storage box is sufficient, the amount of fertilizer applied is uniform. However, if the fertilizer in the fertilizer storage box becomes less, resulting in obvious differences in the amount of fertilizer at each fertilizer outlet, the amount of fertilizer applied is uneven. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and utility model name of this application to avoid blurring the purpose of this section, specification abstract and utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the above problems and / or the problems existing in the existing fertilization technology, the present utility model is proposed.

[0006] Therefore, the problem to be solved by the present invention is the technical problem of uneven fertilizer application in the prior art. In the present invention, by setting a fertilizer application amount adjustment component, controllable adjustment of the fertilizer application amount per unit time is achieved, and fertilization is more uniform.

[0007] In order to solve the above technical problems, the utility model provides the following technical solutions: a controllable variable fertilization adjustment device, which includes:

[0008] A material guide frame, wherein a plurality of material guide holes are arranged on the lower side of the material guide frame;

[0009] A plurality of material guide pipes corresponding to the material guide holes one by one, wherein the material guide pipes are fixed to the lower side of the material guide frame and the inner cavities of the material guide pipes are connected to the corresponding material guide holes;

[0010] A material storage box fixedly connected to the upper side of the material guide frame;

[0011] The fertilizer amount adjustment component includes a material guide pipe fixedly connected to a material guide frame, wherein the upper and lower ends of the material guide pipe are respectively provided with a material guide inlet and a material guide outlet, and the material guide pipe between the material guide inlet and the material guide outlet is connected with a material discharge groove wheel which can be controllably moved and rotated in the left and right directions, and a plurality of mutually independent discharge grooves are arranged on the periphery of the material discharge groove wheel, and the material guide outlet is always connected with the material guide hole.

[0012] As a preferred solution of the controllable variable fertilization adjustment device in the utility model, wherein: the guide frame is also connected to an inner sliding frame that can move in the left and right directions, the upper side of the inner sliding frame is attached to the lower side of the guide tube, the upper side of the inner sliding frame is provided with a feed port covering the guide outlet, and the lower side of the inner sliding frame is provided with a plurality of groups of discharge units corresponding to the guide holes, the discharge units include a plurality of discharge holes opened on the inner sliding frame, the guide holes can cover the corresponding discharge units, and the discharge holes can also be staggered with the corresponding guide holes.

[0013] As a preferred solution of the controllable variable fertilization adjustment device in the utility model, wherein: a feed shaft is rotatably connected to the inner sliding frame, and a first spiral feed blade and a second spiral feed blade with opposite spiral directions are respectively provided in the outward direction at both ends of the center of the feed shaft, and support parts are fixed on the inner walls of the left and right ends of the guide frame, and the left and right ends of the feed shaft are respectively movably connected to the two support parts.

[0014] As a preferred solution of the controllable variable fertilization adjustment device in the utility model, wherein: a transmission shaft is movably connected to the material guide frame, the transmission shaft and the feed shaft are transmission-connected, the transmission shaft can rotate and can move horizontally in the left and right directions, the discharge groove wheel is connected to the transmission shaft, and the transmission shaft can drive the discharge groove wheel to rotate and can also drive the discharge groove wheel to move.

[0015] As a preferred solution of the controllable variable fertilization adjustment device in the utility model, wherein: the material guide frame is fixedly connected to a feed motor at one end in the left and right direction, and the feed motor is connected to a feed drive shaft, and a non-circular sliding groove is opened at one end of the feed drive shaft relative to the transmission shaft, and one end of the transmission shaft is just slidably connected to the feed drive shaft through the sliding groove.

[0016] As a preferred solution of the controllable variable fertilization adjustment device in the utility model, wherein: the transmission shaft can also drive the material guide frame to move.

[0017] As a preferred solution of the controllable variable fertilization adjustment device in the utility model, wherein: positioning sleeves are fixedly connected to the upper sides of the material guide frames facing outward on the left and right sides of the material guide pipe, and first limiting rings are respectively connected to the transmission shafts on both sides of the positioning sleeves.

[0018] As a preferred solution of the controllable variable fertilizer adjustment device in the utility model, wherein: the other end of the material guide frame in the left and right direction is fixedly connected to a fertilizer amount adjustment motor, the fertilizer amount adjustment motor is on a fertilizer amount adjustment drive shaft, the fertilizer amount adjustment drive shaft is threadedly connected to a moving part slidably connected to the material guide frame, the moving part drives the transmission shaft to move, and the transmission shaft is rotatably connected to the moving part.

[0019] As a preferred solution of the controllable variable fertilizer adjustment device in the utility model, the movable part includes a movable sleeve threadedly connected to the fertilizer amount adjustment drive shaft, the end of the movable sleeve away from the fertilizer amount adjustment drive shaft is fixedly connected to a follower part slidably connected to the material guide frame, the end of the follower part away from the movable sleeve is provided with a circular rotating countersunk hole, the follower part on the side of the rotating countersunk hole away from the movable sleeve is provided with a circular connecting groove, a plug-in ring is fixedly connected to the transmission shaft, the other end of the transmission shaft is just connected to the follower part through the rotating countersunk hole, the plug-in ring is just inserted into the connecting groove, a connecting plate is sleeved on the transmission shaft, and the connecting plate is fixedly connected to the side of the follower part away from the moving sleeve.

[0020] As a preferred solution of the controllable variable fertilization adjustment device in the utility model, wherein: the left and right sides of the material guide frame are respectively fixedly connected with walking frames, and the lower part of the walking frame is rotatably connected with a roller.

[0021] The beneficial effects of the utility model are as follows: by arranging the first spiral feeding blade and the second spiral feeding blade, the fertilizer is evenly transported to the position of the discharge unit, the fertilizers at several discharge units are always balanced, and the uniformity of fertilization is improved; at the same time, by controlling the action of the fertilizer amount adjustment motor, the position adjustment of the transmission shaft in the left and right directions is realized, that is, the area adjustment of the discharge trough to the guide inlet and the guide outlet is realized, and the adjustment of the fertilizer amount at the same speed is realized, and at the same time, the transmission shaft synchronously drives the inner sliding frame to slide, and the area adjustment of the discharge unit to the discharge port is realized, and the adjustment of the fertilizer amount at the same speed is further realized. By controlling the speed steering adjustment of the feeding motor, the speed steering adjustment of the transmission shaft and the feeding shaft is driven to realize the adjustment of the fertilizer amount per unit time at different speeds, and fertilization in the field on demand is realized; it is particularly suitable for the operation of farmland fertilization with multiple fertilization paths. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0023] Figure 1It is the overall front view of the utility model.

[0024] Figure 2 This is the internal structure diagram of the material guide frame.

[0025] Figure 3 for Figure 2 Enlarged view of part A.

[0026] Figure 4 This is a side view of the discharge groove where the discharge groove wheel is connected to the discharge groove on the transmission shaft in the utility model.

[0027] In the figure, 100 is a discharge pipe, 200 is a roller, 300 is a walking frame, 400 is a guide frame, 500 is a storage box, 600 is a fertilizer amount adjustment component, 601 is an inner sliding frame, 601a is a positioning sleeve, 601b is a discharge hole, 602 is a first spiral feed blade, 603 is a guide pipe, 604 is a feed pipe, 605 is a second spiral feed blade, 606 is a transmission shaft, 607 is a driving gear, 608 is a fertilizer amount adjustment motor, 609 is a feed motor , 610 feeding drive shaft, 610a sliding sink trough, 611 driven gear, 612 feeding shaft, 613 fertilizer application amount adjustment driving shaft, 614 moving part, 614a moving sleeve, 614b follower, 614b-1 connecting sink trough, 614b-2 rotating sink hole, 615 connecting plate, 616 plug-in ring, 617 guide plate, 618 discharge groove wheel, 618a discharge trough, 619 second limiting ring, 620 first limiting ring. DETAILED DESCRIPTION

[0028] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0029] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0030] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0031] Example 1

[0032] Reference Figure 1 , Figure 2 and Figure 4, which is the first embodiment of the utility model, provides a controllable variable fertilizer adjustment device, which can improve the uniformity of fertilizer application and realize the adjustment of fertilizer application amount.

[0033] A controllable variable fertilizer adjustment device includes a material guide frame 400, the left and right sides of the material guide frame 400 are respectively fixedly connected to a walking frame 300, and the lower part of the walking frame 300 is rotatably connected to a roller 200; a plurality of material guide holes are arranged on the lower side of the material guide frame 400, and a discharge pipe 100 is fixedly connected to the lower side of the material guide frame 400 at the material guide hole, and the inner cavity of the discharge pipe 100 is connected to the corresponding material guide hole; a material storage box 500 is fixedly connected to the upper side of the material guide frame 400, and the material guide frame The fertilization amount adjusting component 600 for adjusting the fertilization amount is also connected to the material guide frame 400, and the fertilization amount adjusting component 600 includes a material guide pipe 603 fixedly connected to the material guide frame 400, and a feed pipe 604 fixedly connected to the material guide frame 400 is fixedly connected to the upper side of the material guide pipe 603, and the upper end of the feed pipe 604 extends out of the material guide frame 400 and is fixedly connected to the lower side of the material storage box 500. The upper and lower ends of the material guide pipe 603 respectively have a material guide inlet and a material guide outlet, and the material guide inlet and the guide outlet are connected to the material guide frame 400. The material guide pipe 603 between the material outlets is connected with a discharging groove wheel 618 which can be controlled to move and rotate in the left and right directions. The outer periphery of the discharging groove wheel 618 is arranged with a plurality of mutually independent discharging grooves 618a. The material guide outlet is always connected with the material guide hole. The material guide frame 400 is also connected with an inner sliding frame 601 which can move in the left and right directions. The upper side of the inner sliding frame 601 is attached to the lower side of the material guide pipe 603. The upper side of the bottom plate of the bottom of the material guide frame 400 is fixedly connected with a guide plate 617. The guide plate 618a is connected with the guide plate 617. 17 is provided with a plurality of discharge outlets corresponding to the material guide holes, the lower side of the inner sliding frame 601 is attached to the upper side of the guide plate 617, and a feed inlet covering the material guide outlet is provided on the upper side of the inner sliding frame 601. A plurality of groups of discharge units corresponding to the material guide holes are provided on the lower side of the inner sliding frame 601, and the discharge units include a plurality of discharge holes 601b provided on the inner sliding frame 601. The material guide holes can cover the corresponding discharge units, and the discharge holes 601b can also be staggered with the corresponding material guide holes.

[0034] During implementation, the traveling frame 300 is connected to the traveling device (the prior art), the traveling device drives the present application forward, and the roller 200 rolls along the field; in the initial state, the discharge groove 618a axially covers the axial area where the material guide inlet and the material guide outlet are located, and the material guide hole covers the corresponding discharge unit. At this time, the amount of fertilizer applied is the maximum under the same conditions; when it is necessary to reduce the amount of fertilizer applied per unit time, the discharge groove wheel 618 is moved horizontally in the left and right directions, and the area of ​​the region where the discharge groove 618a and the material guide inlet are aligned is reduced. At the same rotation speed, the amount of fertilizer discharged by the discharge groove wheel 618 is reduced.

[0035] Specifically, a feed shaft 612 is rotatably connected to the inner sliding frame 601, and a first spiral feed blade 602 and a second spiral feed blade 605 with opposite spiral directions are respectively provided in the outward direction at the two ends of the center of the feed shaft 612. Support parts are fixed on the inner walls of the left and right ends of the guide frame 400, and the left and right ends of the feed shaft 612 are respectively movably connected to the two support parts. A transmission shaft 606 is movably connected to the guide frame 400, and the transmission shaft 606 and the feed shaft 612 are transmission-connected. A driving gear 607 is connected to the transmission shaft 606, and a driven gear 611 meshing with the driving gear 607 is connected to the feed shaft 612. The transmission shaft 606 can rotate and move horizontally in the left and right directions. A discharge groove wheel 618 is connected to the transmission shaft 606, and the transmission shaft 606 can drive the discharge groove wheel 618 to rotate and move.

[0036] The transmission shaft 606 rotates, and the transmission shaft 606 drives the discharge groove wheel 618 to rotate. The fertilizer in the storage box 500 enters the inner sliding frame 601 through the material guide inlet, the discharge groove 618a and the material guide outlet in sequence. The transmission shaft 606 drives the driven gear 611 to rotate through the driving gear 607, and the driven gear 611 drives the feed shaft 612 to rotate. The feed shaft 612 drives the first spiral feed blade 602 and the second spiral feed blade 605 to rotate. The fertilizer entering the inner sliding frame 601 is driven by the first spiral feed blade 602 and the second spiral feed blade 605. The fertilizer is transported to the direction of the discharge units on both sides respectively, and passes through the discharge hole 601b and the guide hole in turn and is discharged through the discharge pipe 100 to achieve fertilization. The rotation direction of the transmission shaft 606 can also be adjusted to transport the fertilizer in the opposite direction to improve the uniformity of the fertilizer at each discharge unit, so as to improve the uniformity of fertilization. The transmission shaft 606 is moved horizontally in the left and right directions, and the transmission shaft 606 drives the discharge groove wheel 618 to move. When the area of ​​the axial area of ​​the discharge groove 618a aligned with the guide inlet and the guide outlet is reduced, the amount of fertilizer discharged is reduced at the same rotation speed, and vice versa, the amount of fertilizer discharged is increased.

[0037] Example 2

[0038] Reference Figure 2 , which is the second embodiment of the utility model, is based on the previous embodiment. The difference between this embodiment and embodiment 1 is that it can further realize the synchronous movement of the guide frame 400 and the transmission shaft 606.

[0039] Specifically, the transmission shaft 606 can also drive the material guide frame 400 to move. The upper sides of the material guide frame 400 facing outward on the left and right sides of the material guide tube 603 are fixedly connected with positioning sleeves 601a respectively, and the transmission shaft 606 on both sides of the positioning sleeve 601a are respectively connected with first limiting rings 620; the transmission shaft 606 on the left and right sides of the discharge groove wheel 618 are respectively connected with second limiting rings 619.

[0040] The first limiting rings 620 on both sides of the positioning sleeve 601a limit the axial position of the positioning sleeve 601a. ​​When the transmission shaft 606 moves, the first limiting ring 620 and the second limiting ring 619 move. The first limiting ring 620 drives the material guide frame 400 to move through the positioning sleeve 601a, and the second limiting ring 619 drives the discharge groove wheel 618 to move, thereby realizing the synchronous movement of the transmission shaft 606, the material guide frame 400 and the discharge groove wheel 618 to further realize the adjustment of the amount of fertilizer applied.

[0041] Example 3

[0042] Reference Figure 2 and Figure 3 , which is the second embodiment of the present utility model, is based on the previous embodiment. The difference between this embodiment and embodiment 2 is that it can further realize the position adjustment of the transmission shaft 606 in the axial direction.

[0043] Specifically, the other end of the guide frame 400 in the left-right direction is fixedly connected to a fertilizer amount adjustment motor 608, and a fertilizer amount adjustment drive shaft 613 is on the fertilizer amount adjustment motor 608. The fertilizer amount adjustment drive shaft 613 is threadedly connected to a moving part 614 slidably connected to the guide frame 400. The moving part 614 drives the transmission shaft 606 to move, and the transmission shaft 606 is rotatably connected to the moving part 614. The moving part 614 includes a moving sleeve 614a threadedly connected to the fertilizer amount adjustment drive shaft 613, and the end of the moving sleeve 614a away from the fertilizer amount adjustment drive shaft 613 is fixedly connected to a sliding connection on the guide frame 400. The following part 614b has a circular rotating counterbore 614b-2 at one end of the following part 614b away from the moving sleeve 614a, and a circular connecting groove 614b-1 is formed on the following part 614b on the side of the rotating counterbore 614b-2 away from the moving sleeve 614a. A plug-in ring 616 is fixedly connected to the transmission shaft 606, and the other end of the transmission shaft 606 is just connected to the following part 614b through the rotating counterbore 614b-2, and the plug-in ring 616 is just inserted into the connecting groove 614b-1. A connecting plate 615 is sleeved on the transmission shaft 606, and the connecting plate 615 is fixedly connected to the side of the following part 614b away from the moving sleeve 614a.

[0044] When the amount of fertilizer needs to be adjusted, the fertilizer amount adjustment motor 608 is controlled to operate, the fertilizer amount adjustment drive shaft 613 rotates, the fertilizer amount adjustment drive shaft 613 drives the moving part 614 to move, the moving part 614 drives the transmission shaft 606 to move via the plug-in ring 616, and the transmission shaft 606 drives the inner sliding frame 601 and the discharge groove wheel 618 to move. When it moves to the appropriate position, the fertilizer amount adjustment motor 608 stops. Through the above actions, the area adjustment of the discharge groove 618a to align with the material guide inlet and the material guide outlet and the area adjustment of the discharge unit to align with the discharge port can be achieved, thereby further realizing the adjustment of the fertilizer discharge amount at the same speed.

[0045] Specifically, one end of the material guide frame 400 in the left and right direction is fixedly connected to a material feeding motor 609, and a material feeding drive shaft 610 is connected to the material feeding motor 609. A non-circular sliding groove 610a is opened at one end of the material feeding drive shaft 610 relative to the transmission shaft 606, and one end of the transmission shaft 606 is just slidably connected to the material feeding drive shaft 610 through the sliding groove 610a.

[0046] During fertilization, the feed motor 609 is activated, the feed drive shaft 610 rotates, the feed drive shaft 610 drives the transmission shaft 606 to rotate through the sliding trough 610a, the transmission shaft 606 drives the feed shaft 612 to rotate through the driving gear 607 and the driven gear 611 in turn, the feed shaft 612 drives the first spiral blade and the second spiral blade to rotate, so as to realize the fertilizer transportation in the inner sliding frame 601. In addition, the speed adjustment of the feed motor 609 is controlled to drive the speed adjustment of the transmission shaft 606 and the feed shaft 612, so as to realize the adjustment of the fertilizer amount per unit time at different speeds, and realize fertilization on demand in the field; the steering direction of the feed motor 609 is controlled, and the rotation direction of the first spiral blade and the second spiral blade is adjusted, so that the fertilizer is transported in different directions, and the uniformity of fertilizer distribution at each discharging unit is improved to improve the uniformity of fertilization.

[0047] The directions in this application are based on the main view, the direction perpendicular to the paper is the front, the opposite is the back, and the direction parallel to the paper is the left and right.

Claims

1. A controllable variable fertilization adjustment device, characterized in that: include, A material guiding frame (400), wherein a plurality of material guiding holes are arranged on the lower side of the material guiding frame (400); A plurality of material guide pipes (603) corresponding to the material guide holes one by one, wherein the material guide pipes (603) are fixed to the lower side of the material guide frame (400) and the inner cavities of the material guide pipes (603) are connected to the corresponding material guide holes; A material storage box (500) fixedly connected to the upper side of the material guide frame (400); The fertilizer amount adjustment component (600) comprises a material guide pipe (603) fixedly connected to a material guide frame (400), wherein the upper and lower ends of the material guide pipe (603) are respectively provided with a material guide inlet and a material guide outlet, and the material guide pipe (603) between the material guide inlet and the material guide outlet is connected with a material discharge groove wheel (618) which can be controllably moved and rotated in the left and right directions, and a plurality of mutually independent material discharge grooves (618a) are arranged on the periphery of the material discharge groove wheel (618), and the material guide outlet is always connected with the material guide hole.

2. The controllable variable fertilization regulating device according to claim 1, characterized in that: The material guide frame (400) is also connected to an inner sliding frame (601) that can move in the left and right directions. The upper side of the inner sliding frame (601) is attached to the lower side of the material guide tube (603). The upper side of the inner sliding frame (601) is provided with a material feed port that covers the material guide outlet. The lower side of the inner sliding frame (601) is provided with a plurality of groups of material discharge units that correspond one to one with the material guide holes. The material discharge units include a plurality of small material discharge holes (601b) opened on the inner sliding frame (601). The material guide holes can cover the corresponding material discharge units, and the small material discharge holes (601b) can also be staggered with the corresponding material guide holes.

3. The controllable variable fertilization regulating device according to claim 2, characterized in that: The inner sliding frame (601) is rotatably connected to a feed shaft (612), and a first spiral feed blade (602) and a second spiral feed blade (605) with opposite spiral directions are respectively provided in the outward direction from the center ends of the feed shaft (612). Support parts are fixed to the inner walls of the left and right ends of the guide frame (400), and the left and right ends of the feed shaft (612) are respectively movably connected to the two support parts.

4. The controllable variable fertilization regulating device according to claim 3, characterized in that: A transmission shaft (606) is movably connected to the material guide frame (400), and the transmission shaft (606) is transmission-connected to the material feed shaft (612). The transmission shaft (606) can rotate and can move horizontally in the left and right directions. The discharge groove wheel (618) is connected to the transmission shaft (606), and the transmission shaft (606) can drive the discharge groove wheel (618) to rotate and can also drive the discharge groove wheel (618) to move.

5. The controllable variable fertilization regulating device according to claim 4, characterized in that: A feeding motor (609) is fixedly connected to one end of the material guide frame (400) in the left-right direction, and a feeding drive shaft (610) is connected to the feeding motor (609). A non-circular sliding groove is formed at one end of the feeding drive shaft (610) relative to the transmission shaft (606), and one end of the transmission shaft (606) is slidably connected to the feeding drive shaft (610) via the sliding groove.

6. The controllable variable fertilization regulating device according to claim 4 or 5, characterized in that: The transmission shaft (606) can also drive the material guiding frame (400) to move.

7. The controllable variable fertilization regulating device according to claim 6, characterized in that: Positioning sleeves (601a) are fixedly connected to the upper sides of the material guide frames (400) facing outward on the left and right sides of the material guide tube (603), and first limiting rings (620) are respectively connected to the transmission shafts (606) on both sides of the positioning sleeves (601a).

8. The controllable variable fertilization regulating device according to claim 7, characterized in that: The other end of the material guide frame (400) in the left-right direction is fixedly connected to a fertilizer amount adjustment motor (608), and the fertilizer amount adjustment drive shaft (613) is on the fertilizer amount adjustment motor (608). The fertilizer amount adjustment drive shaft (613) is threadedly connected to a moving part (614) slidably connected to the material guide frame (400), and the moving part (614) drives the transmission shaft (606) to move, and the transmission shaft (606) is rotatably connected to the moving part (614).

9. The controllable variable fertilization regulating device according to claim 8, characterized in that: The movable member (614) comprises a movable sleeve (614a) threadedly connected to a fertilizer application amount adjustment drive shaft (613); one end of the movable sleeve (614a) away from the fertilizer application amount adjustment drive shaft (613) is fixedly connected to a follower (614b) slidably connected to a material guide frame (400); one end of the follower (614b) away from the movable sleeve (614a) is provided with a circular rotating counterbore (614b-2); the rotating counterbore (614b-2) is away from the follower on one side of the movable sleeve (614a). (614b) is provided with a circular connecting groove (614b-1), a plug-in ring (616) is fixedly connected to the transmission shaft (606), the other end of the transmission shaft (606) is just connected to the follower (614b) through the rotating countersunk hole (614b-2), the plug-in ring (616) is just inserted into the connecting groove (614b-1), and a connecting plate (615) is sleeved on the transmission shaft (606), and the connecting plate (615) is fixedly connected to the side of the follower (614b) away from the moving sleeve (614a).

10. The controllable variable fertilization regulating device according to claim 4 or 5, characterized in that: The left and right sides of the material guiding frame (400) are respectively fixedly connected with a walking frame (300), and the lower part of the walking frame (300) is rotatably connected with a roller (200).

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