Weeding machine for seedling planting

Abstract

The utility model relates to the technical field of seedling planting weeding, and discloses a weeding machine for seedling planting, which comprises a base, universal wheels are fixedly connected to the bottom of the base, a push handle is fixedly connected to the left end of the top of the base, an adjusting mechanism is arranged on the left side of the top of the base, and a cleaning mechanism is arranged on the right side of the base. The adjusting mechanism comprises a lifting assembly and a cutting assembly, the lifting assembly is arranged on the left side of the top of the base, and the cutting assembly is arranged in the lifting assembly. The device is pushed to the grassland through the adjusting mechanism and a push handle, then a first motor is started, a first screw rod rotates, the rotation of the first screw rod enables an L-shaped block to move downwards, so that a blade set moves downwards, the distance between the blade set and the grassland is adjusted, and work of the first motor is stopped after adjustment; in the process, the height can be adjusted according to the growth degrees of different weeds, and the optimal weeding effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of seedling planting and weeding, in particular to a weeding machine used for seedling planting. Background Art

[0002] A lawn mower is a mechanical tool used to trim lawns, vegetation, etc. It is composed of a cutter disc, an engine, running wheels, a walking mechanism, a blade, an armrest, and a control part. In practical use, the main body of the lawn mower is placed on the lawn and the rotation of the cutter disc is used to remove the weeds.

[0003] According to application number 202222553590.3, a weeder for planting seedlings is disclosed. It is mainly aimed at the problem that weeds are easily entangled on the mechanical transmission shaft when the weeder is weeding, causing the blade to be unable to rotate normally. The following technical solution is proposed: it includes a weeder body, a weeding mechanism and a recycling mechanism, rollers are installed at the four corners of the bottom of the weeder body, the weeding mechanism is arranged on the front side of the weeder body, the recycling mechanism is arranged at the bottom of the weeder body, the upper end of the weeder body is fixedly connected to a control panel, and the rear side of the weeder body is fixedly connected to a push handle.

[0004] When the device is cutting weeds, the cutting part is located outside the protection frame, and the driving shaft, chain, sprocket and other transmission parts are located inside the protection frame, which can reduce the risk of weed entanglement, thereby ensuring that the weeder can continue to work. However, the device cannot adjust the height of the blade in the main body of the weeder, and cannot adjust the height according to the growth degree of different weeds. Utility Model Content

[0005] The purpose of the utility model is to provide a weeder for seedling planting to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a weeder for seedling planting, comprising a base, a universal wheel is fixedly connected to the bottom of the base, a push handle is fixedly connected to the left end of the top of the base, an adjustment mechanism is arranged on the left side of the top of the base, and a cleaning mechanism is arranged on the right side of the base;

[0007] The adjustment mechanism includes a lifting assembly and a cutting assembly, wherein the lifting assembly is arranged on the left side of the top of the base, and the cutting assembly is arranged inside the lifting assembly;

[0008] The lifting assembly includes a first fixed frame, which is fixedly connected to the left side of the top of the base, and a first screw is rotatably connected to the left side of the top of the base, a first motor is fixedly connected to the top of the first fixed frame, an L block is threadedly connected to the surface of the first screw, and the other end of the L block is fixedly connected to a first fixed plate, and a second fixed plate is symmetrically fixedly connected to the front and rear sides of the first fixed plate near the right side, and a limiting rod is symmetrically fixedly connected to the front and rear right side of the top of the base.

[0009] Preferably, the output end of the first motor is fixedly connected to the top end of the first screw, a hole matching the limit rod is opened at the bottom of the second fixing plate, and the second fixing plate is slidably connected to the surface of the limit rod through the hole, thereby limiting the L block so that the L block can only move up and down with the rotation of the first screw.

[0010] Preferably, the cutting assembly includes a fixed sleeve, which is fixedly connected to the left side of the top of the first fixed plate, a second motor is fixedly connected inside the fixed sleeve, a rotating shaft is provided on the right side of the top of the first fixed plate, a blade group is fixedly connected to the bottom end of the rotating shaft, a first pulley is fixedly connected to the surface of the output shaft of the second motor, a second pulley is fixedly connected to the surface of the rotating shaft near the top, and a belt is sleeved between the first pulley and the second pulley.

[0011] Preferably, a hole matching the rotating shaft is opened on the right side of the top of the first fixing plate, and the surface of the rotating shaft passes through and is rotatably connected to the hole.

[0012] Preferably, the cleaning mechanism includes a second fixed frame, the second fixed frame is fixedly connected to the right side of the base, a second screw is arranged on the top of the second fixed frame, a crank is fixedly connected to the top end of the second screw, a third fixed plate is rotatably connected to the bottom end of the second screw, a cleaning plate is fixedly connected to the bottom of the third fixed plate, and sliding rods are symmetrically arranged on the top of the second fixed frame.

[0013] Preferably, a threaded hole matching the second screw rod is formed on the top of the second fixing frame, and the surface of the second screw rod is threadedly connected in the threaded hole.

[0014] Preferably, holes matching the slide bar are symmetrically opened on the top of the second fixing frame, and the surface of the slide bar passes through and is slidably connected to the hole. The bottom end of the slide bar is fixedly connected to the top of the third fixing plate, and the slide bar makes the third fixing plate move up and down more stably.

[0015] Compared with the prior art, the utility model provides a weeder for seedling planting, which has the following beneficial effects:

[0016] 1. The weeder for planting seedlings is pushed onto the grass by a push handle through an adjustment mechanism, and then the first motor is started to rotate the first screw. The rotation of the first screw will move the L block downward, thereby moving the blade group downward, and adjusting the distance between the blade group and the grass. After the adjustment, the first motor is stopped. This process can adjust the height according to the growth degree of different weeds to achieve the best weeding effect.

[0017] 2. The weeder used for planting seedlings has a cleaning mechanism. After the device is pushed onto the grass through a push handle, the crank handle is turned to rotate the second screw. The rotation of the second screw will move the cleaning plate downward, so that the bottom of the cleaning plate is close to the grass. When the device moves, the cleaning plate can clean up debris such as branches on the grass, and push the debris to the side of the device, so that the blade group can better cut the weeds. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0019] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the lifting assembly of the structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the right side of the lifting assembly of the structure of the utility model;

[0022] Figure 4 This is a schematic diagram of the structural cutting assembly of the utility model;

[0023] Figure 5 It is a schematic diagram of the cleaning mechanism of the utility model structure.

[0024] In the figure: 1. base; 2. universal wheel; 3. push handle; 4. adjustment mechanism; 41. lifting assembly; 411. first fixed frame; 412. first screw rod; 413. first motor; 414. L block; 415. first fixed plate; 416. second fixed plate; 417. limit rod; 42. cutting assembly; 421. fixed sleeve; 422. second motor; 423. rotating shaft; 424. blade assembly; 425. first pulley; 426. second pulley; 427. belt; 5. cleaning mechanism; 51. second fixed frame; 52. second screw rod; 53. crank handle; 54. third fixed plate; 55. cleaning plate; 56. sliding rod. DETAILED DESCRIPTION

[0025] 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.

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] The utility model provides the following technical solutions:

[0028] Embodiment 1

[0029] See also Figure 1-4 The utility model provides a technical solution: a weeder for seedling planting, comprising a base 1, a universal wheel 2 is fixedly connected to the bottom of the base 1, a push handle 3 is fixedly connected to the left end of the top of the base 1, an adjustment mechanism 4 is arranged on the left side of the top of the base 1, and a cleaning mechanism 5 is arranged on the right side of the base 1;

[0030] The adjustment mechanism 4 includes a lifting assembly 41 and a cutting assembly 42. The lifting assembly 41 is arranged on the left side of the top of the base 1, and the cutting assembly 42 is arranged inside the lifting assembly 41.

[0031] The lifting assembly 41 includes a first fixed frame 411, which is fixedly connected to the left side of the top of the base 1, and a first screw 412 is rotatably connected to the left side of the top of the base 1. A first motor 413 is fixedly connected to the top of the first fixed frame 411, and an L block 414 is threadedly connected to the surface of the first screw 412. The other end of the L block 414 is fixedly connected to a first fixed plate 415, and the first fixed plate 415 is symmetrically fixedly connected to the second fixed plate 416 on both sides of the front and back sides near the right side, and a limit rod 417 is symmetrically fixedly connected to the front and back sides of the top right side of the base 1.

[0032] The output end of the first motor 413 is fixedly connected to the top of the first screw rod 412, and a hole matching the limiting rod 417 is opened at the bottom of the second fixing plate 416, and the second fixing plate 416 is slidably connected to the surface of the limiting rod 417 through the hole, thereby limiting the L block 414 so that the L block 414 can only move up and down with the rotation of the first screw rod 412.

[0033] The cutting assembly 42 includes a fixed sleeve 421, which is fixedly connected to the left side of the top of the first fixed plate 415, and a second motor 422 is fixedly connected inside the fixed sleeve 421. A rotating shaft 423 is provided on the right side of the top of the first fixed plate 415, and a blade group 424 is fixedly connected to the bottom end of the rotating shaft 423. A first pulley 425 is fixedly connected to the surface of the output shaft of the second motor 422, and a second pulley 426 is fixedly connected to the surface of the rotating shaft 423 near the top, and a belt 427 is sleeved between the first pulley 425 and the second pulley 426.

[0034] A hole matching the rotating shaft 423 is opened on the right side of the top of the first fixing plate 415, and the rotating shaft 423 passes through the surface and is rotatably connected in the hole.

[0035] Embodiment 2

[0036] See also Figure 5 , and on the basis of the first embodiment, a cleaning mechanism 5 is further obtained.

[0037] The cleaning mechanism 5 includes a second fixed frame 51, which is fixedly connected to the right side of the base 1. A second screw 52 is arranged on the top of the second fixed frame 51. A crank 53 is fixedly connected to the top of the second screw 52. A third fixed plate 54 is rotatably connected to the bottom of the second screw 52. A cleaning plate 55 is fixedly connected to the bottom of the third fixed plate 54. A sliding rod 56 is symmetrically arranged on the top of the second fixed frame 51.

[0038] A threaded hole matching the second screw rod 52 is formed on the top of the second fixing frame 51 , and the surface of the second screw rod 52 is threadedly connected in the threaded hole.

[0039] The top of the second fixing frame 51 is symmetrically provided with holes matching the slide bar 56, and the surface of the slide bar 56 passes through and is slidably connected to the hole. The bottom end of the slide bar 56 is fixedly connected to the top of the third fixing plate 54, and the slide bar 56 makes the up and down movement of the third fixing plate 54 more stable.

[0040] In actual operation, when the device is used, the push handle 3 is used to push the device onto the grass, and then the first motor 413 is started to rotate the first screw 412. The rotation of the first screw 412 will move the L block 414 downward, thereby moving the blade group 424 downward, and adjusting the distance between the blade group 424 and the grass. After the adjustment, the first motor 413 is stopped. This process can adjust the height according to the growth degree of different weeds to achieve the best weeding effect. Then the second motor 422 is started to rotate the first pulley 425. The first pulley 425 rotates the second pulley 426 through the cooperation of the belt 427, thereby rotating the shaft 423, and the shaft 423 drives the blade group 424 to rotate to cut the weeds.

[0041] After the device is pushed onto the grass by the push handle 3, the crank handle 53 is rotated to rotate the second screw rod 52. The rotation of the second screw rod 52 will move the cleaning plate 55 downward, so that the bottom of the cleaning plate 55 is close to the grass. When the device moves, the cleaning plate 55 can clean up debris such as branches on the grass, and push the debris to the side of the device, so that the blade group 424 can better cut the weeds.

[0042] 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. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A weeder for planting seedlings, comprising a base (1), characterized in that: The bottom of the base (1) is fixedly connected to a universal wheel (2), the top left end of the base (1) is fixedly connected to a push handle (3), the top left end of the base (1) is provided with an adjustment mechanism (4), and the right side of the base (1) is provided with a cleaning mechanism (5); The adjustment mechanism (4) comprises a lifting component (41) and a cutting component (42), wherein the lifting component (41) is arranged on the left side of the top of the base (1), and the cutting component (42) is arranged inside the lifting component (41); The lifting assembly (41) comprises a first fixing frame (411), the first fixing frame (411) is fixedly connected to the left side of the top of the base (1), the left side of the top of the base (1) is rotatably connected to a first screw rod (412), the top of the first fixing frame (411) is fixedly connected to a first motor (413), the surface of the first screw rod (412) is threadedly connected to an L block (414), the other end of the L block (414) is fixedly connected to a first fixing plate (415), the front and rear sides of the first fixing plate (415) are symmetrically fixedly connected to second fixing plates (416) near the right side, and the right side of the top of the base (1) is symmetrically fixedly connected to a limiting rod (417).

2. A weeder for seedling planting according to claim 1, characterized in that: The output end of the first motor (413) is fixedly connected to the top of the first screw rod (412), and a hole matching the limiting rod (417) is opened at the bottom of the second fixing plate (416), and the second fixing plate (416) is slidably connected to the surface of the limiting rod (417) through the hole.

3. A weeder for seedling planting according to claim 1, characterized in that: The cutting assembly (42) comprises a fixed sleeve (421), wherein the fixed sleeve (421) is fixedly connected to the left side of the top of the first fixed plate (415), a second motor (422) is fixedly connected inside the fixed sleeve (421), a rotating shaft (423) is arranged on the right side of the top of the first fixed plate (415), a blade group (424) is fixedly connected to the bottom end of the rotating shaft (423), a first pulley (425) is fixedly connected to the surface of the output shaft of the second motor (422), a second pulley (426) is fixedly connected to the surface of the rotating shaft (423) near the top, and a belt (427) is sleeved between the first pulley (425) and the second pulley (426).

4. A weeder for seedling planting according to claim 3, characterized in that: A hole matching the rotating shaft (423) is provided on the right side of the top of the first fixing plate (415), and the surface of the rotating shaft (423) passes through and is rotatably connected to the hole.

5. A weeder for seedling planting according to claim 1, characterized in that: The cleaning mechanism (5) comprises a second fixing frame (51), the second fixing frame (51) is fixedly connected to the right side of the base (1), a second screw rod (52) is arranged on the top of the second fixing frame (51), a crank (53) is fixedly connected to the top of the second screw rod (52), a third fixing plate (54) is rotatably connected to the bottom of the second screw rod (52), a cleaning plate (55) is fixedly connected to the bottom of the third fixing plate (54), and sliding rods (56) are symmetrically arranged on the top of the second fixing frame (51) in a front-to-back manner.

6. A weeder for seedling planting according to claim 5, characterized in that: A threaded hole matching the second screw rod (52) is formed on the top of the second fixing frame (51), and the surface of the second screw rod (52) is threadedly connected in the threaded hole.

7. A weeder for seedling planting according to claim 5, characterized in that: The top of the second fixing frame (51) is symmetrically provided with holes matching the slide bar (56), and the surface of the slide bar (56) passes through and is slidably connected in the hole. The bottom end of the slide bar (56) is fixedly connected to the top of the third fixing plate (54).

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