Blade assembly for plowing

Abstract

The utility model belongs to the technical field of garden equipment, and provides a blade assembly for plowing, which comprises a rack, a blade assembly, a driving device and a driving device, the pair of fixing seats are connected to the rotating shaft through bolts and are symmetrically arranged along the center position of the rotating shaft, the two ends of each fixing seat are detachably connected with a first blade body and a second blade body respectively, the first blade body is provided with a plurality of first tool bits, and the second blade body is provided with a plurality of second tool bits. And a plurality of second tool bits are arranged on the second blade body. Compared with the prior art, the electric hoe has the advantages that the first blade body and the second blade body are arranged, and the performance of the electric hoe in soil loosening and ploughing operation is remarkably improved according to the arrangement mode of the first tool bit and the second tool bit, so that ploughing is more uniform and meticulous; meanwhile, the first blade body and the second blade body are connected with the fixed seat, so that the mounting and replacing processes of the blade assembly are greatly simplified.

Description

Technical Field

[0001] The utility model belongs to the technical field of gardening equipment, and in particular relates to a blade assembly for turning the soil. Background Art

[0002] In the process of modern agricultural mechanization, electric hoes, as one of the core farmland tillage machinery, play a vital role in improving agricultural production efficiency, reducing farmers' labor intensity, and improving soil structure.

[0003] The traditional electric hoe blade assembly has some obvious shortcomings when it comes to loosening the soil. Since the cutting direction and angle design of adjacent blades are not reasonable, the soil is unevenly tilled, affecting the quality of cultivated land and causing low work efficiency. In addition, the installation and disassembly process of the traditional blade assembly is relatively complicated and cumbersome, which is not only time-consuming and labor-intensive, but also prone to assembly errors or component wear, increasing the difficulty and cost of maintaining agricultural machinery. Summary of the invention

[0004] The technical problem to be solved by the utility model is to provide a blade assembly for turning the soil, which improves the soil loosening effect and simplifies the assembly of the blade, in view of the current status of the prior art.

[0005] The technical solution adopted by the utility model to solve the above technical problems is: a blade assembly for turning the soil is proposed, comprising: a frame, on which a rotating shaft is arranged;

[0006] A pair of fixing seats, each of which is connected to the rotating shaft by bolts, and the pair of fixing seats are symmetrically arranged along the center position of the rotating shaft, and the first blade body and the second blade body are detachably connected at both ends of each fixing seat, wherein:

[0007] A plurality of first cutting heads are arranged on the first blade body, and a plurality of second cutting heads are arranged on the second blade body. The orientations of two adjacent first cutting heads and the orientations of two adjacent second cutting heads are oppositely arranged along the circumferential direction of the rotating shaft, and the second cutting head is located between two adjacent first cutting heads along the axial direction of the rotating shaft, so that the first cutting heads and the second cutting heads are spatially staggered.

[0008] In the above-mentioned blade assembly for turning the soil, the fixing seat is provided with a connecting hole along its length direction, the rotating shaft is inserted into the connecting hole, and the fixing seat is connected to the rotating shaft by bolts.

[0009] In the above-mentioned blade assembly for turning the soil, a first through hole and a limiting through groove are provided on the outer wall of the fixed seat, the first through hole and the limiting through groove are both connected to the connecting hole, a nut is clamped in the limiting through groove, a second through hole is provided on the rotating shaft, and a bolt passes through the first through hole and the second through hole and is threadedly connected to the nut.

[0010] In the above-mentioned blade assembly for turning the soil, a first limiting portion and a second limiting portion are respectively provided at both ends of the fixed seat, a first limiting hole is opened at the center position of the first blade body, and a second limiting hole is opened at the center position of the second blade body, the first limiting portion is clamped with the first limiting hole, and the first blade body is connected to one end of the fixed seat by bolts, the second limiting portion is clamped with the second limiting hole, and the second blade body is connected to the other end of the fixed seat by bolts.

[0011] In the above-mentioned blade assembly for turning the soil, at least two first fool-proofing protrusions of different shapes are arranged at the periphery of the first limiting portion, and at least two first fool-proofing slots are correspondingly arranged on the first limiting hole, and the first fool-proofing protrusions are engaged with the first fool-proofing slots.

[0012] In the above-mentioned blade assembly for turning the soil, at least two second fool-proofing protrusions of different shapes are arranged at the periphery of the second limiting portion, and at least two second fool-proofing slots are correspondingly arranged on the second limiting hole, and the second fool-proofing protrusions are engaged with the second fool-proofing slots.

[0013] In the above-mentioned blade assembly for turning the soil, a first threaded hole and a second threaded hole are respectively provided at both ends of the fixed seat, a first through hole is opened on the first blade body, the first through hole is located on the outside of the first limiting hole, and the first through hole is threadedly connected to the first threaded hole through a bolt, and a second through hole is opened on the second blade body, the second through hole is located on the outside of the second limiting hole, and the second through hole is threadedly connected to the second threaded hole through a bolt.

[0014] Compared with the prior art, the advantage of the utility model lies in that by setting the first blade body and the second blade body, according to the arrangement and improvement of the first blade head and the second blade head, the performance of the electric hoe in soil loosening operations is significantly improved, making the cultivated land more uniform and fine. At the same time, the connection method of the first blade body and the second blade body with the fixed seat greatly simplifies the installation and replacement process of the blade assembly, reduces the workload of agricultural machinery operators, and effectively reduces the use cost and maintenance frequency of agricultural machinery equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of an electric hoe;

[0016] Figure 2 is a front view of the drive shaft and blade assembly;

[0017] Figure 3 It is a left side view of the drive shaft and blade assembly;

[0018] Figure 4 This is an exploded view of the fixed seat and the drive shaft;

[0019] Figure 5 is an assembly drawing of the first blade body and the fixing seat;

[0020] Figure 6 It is an assembly drawing of the second blade body and the fixing seat.

[0021] In the figure,

[0022] 1. Frame; 100. Rotating shaft; 101. Second through hole;

[0023] 2. Fixing seat; 200. Connecting hole; 201. First through hole; 202. Position limiting slot; 203. Nut; 204. First position limiting portion; 205. Second position limiting portion; 206. First foolproofing protrusion; 207. Second foolproofing protrusion; 208. First threaded hole; 209. Second threaded hole;

[0024] 3. First blade body; 300. First blade head; 301. First position-limiting hole; 302. First fool-proof slot; 303. First perforation;

[0025] 4. Second blade body; 400. Second blade head; 401. Second limiting hole; 402. Second fool-proof slot; 403. Second through hole. DETAILED DESCRIPTION

[0026] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0027] like Figures 1 to 6As shown, a blade assembly for turning the soil comprises: a frame 1, on which a rotating shaft 100 is arranged; a pair of fixed seats 2, which are both connected to the rotating shaft 100 by bolts, and the pair of fixed seats 2 are symmetrically arranged along the center position of the rotating shaft 100, and the two ends of each fixed seat 2 are detachably connected with a first blade body 3 and a second blade body 4, wherein a plurality of first blade heads 300 are arranged on the first blade body 3, and a plurality of second blade heads 400 are arranged on the second blade body 4, and the orientations of two adjacent first blade heads 300 and two adjacent second blade heads 400 are oppositely arranged along the circumferential direction of the rotating shaft 100, and the second blade head 400 is located between the two adjacent first blade heads 300 along the axial direction of the rotating shaft 100, so that the first blade head 300 and the second blade head 400 are spatially staggered.

[0028] A rotating shaft 100 is provided on the frame 1, and the rotating shaft 100 is responsible for carrying and driving the blade assembly to rotate. In the present embodiment, a pair of fixed seats 2 are provided, and the pair of fixed seats 2 are tightly connected to the rotating shaft 100 by bolts. The two fixed seats 2 are symmetrically distributed along the center position of the rotating shaft 100, and both ends of each fixed seat 2 are detachably connected to the first blade body 3 and the second blade body 4 to form staggered cutting, wherein the first blade body 3 is provided with a plurality of first blade heads 300 for cutting soil, and the second blade body 4 is provided with a plurality of second blade heads 400. In order to achieve efficient and uniform tillage effect, the adjacent first blade heads 300 and the second blade heads 400 are in opposite directions along the circumferential direction of the rotating shaft 100, and the second blade head 400 is located between two adjacent first blade heads 300, so that the first blade heads 300 and the second blade heads 400 are staggered in space, which can cut and turn the soil more comprehensively and meticulously.

[0029] Specifically, Figure 2 and Figure 4 As shown, the fixing base 2 is provided with a connection hole 200 along its length direction, the rotating shaft 100 is inserted into the connection hole 200, and the fixing base 2 is connected to the rotating shaft 100 by bolts.

[0030] The fixing base 2 is provided with a connection hole 200 for inserting the rotating shaft 100 along its length direction. The fixing base 2 is firmly locked on the rotating shaft 100 by bolts to ensure stable connection and power transmission between the two.

[0031] Furthermore, if Figure 4 As shown, a first through hole 201 and a limiting through groove 202 are provided on the outer wall of the fixing seat 2, the first through hole 201 and the limiting through groove 202 are both connected with the connecting hole 200, a nut 203 is clamped in the limiting through groove 202, a second through hole 101 is provided on the rotating shaft 100, and a bolt passes through the first through hole 201 and the second through hole 101 and is threadedly connected with the nut 203.

[0032] The outer wall of the fixing seat 2 is also provided with a first through hole 201 and a limiting through groove 202. The first through hole 201 and the limiting through groove 202 are both communicated with the connecting hole 200. A nut 203 is clamped in the limiting through groove 202. A corresponding second through hole 101 is provided on the rotating shaft 100. After the rotating shaft 100 is inserted into the connecting hole 200, the bolt passes through the first through hole 201 and the second through hole 101 in turn, and forms a threaded fit with the nut 203, thereby enhancing the stability of the joint between the rotating shaft 100 and the fixing seat 2.

[0033] Specifically, Figure 5 and Figure 6 As shown, the first limiting portion 204 and the second limiting portion 205 are respectively provided at both ends of the fixed seat 2, the first limiting hole 301 is opened at the center position of the first blade body 3, and the second limiting hole 401 is opened at the center position of the second blade body 4, the first limiting portion 204 is clamped with the first limiting hole 301, and the first blade body 3 is connected to one end of the fixed seat 2 by bolts, the second limiting portion 205 is clamped with the second limiting hole 401, and the second blade body 4 is connected to the other end of the fixed seat 2 by bolts.

[0034] In order to accurately install and position the blade body, a first limiting portion 204 and a first limiting hole 301 are respectively provided at both ends of the fixed seat 2, and a first limiting hole 301 and a second limiting hole 401 are respectively opened at the center positions of the first blade body 3 and the second blade body 4. The first limiting portion 204 and the first limiting hole 301 are precisely matched by a snap-fitting manner, and the first blade body 3 is fixed to one end of the fixed seat 2 by means of bolts. Similarly, the second limiting portion 205 and the second limiting hole 401 are precisely matched by a snap-fitting manner, and the second blade body 4 is fixed to the other end of the fixed seat 2 by means of bolts.

[0035] Furthermore, if Figure 3 and Figure 5 As shown, at least two first fool-proofing protrusions 206 of different shapes are arranged at the periphery of the first limiting portion 204 , and at least two first fool-proofing slots 302 are correspondingly arranged on the first limiting hole 301 , and the first fool-proofing protrusions 206 are engaged with the first fool-proofing slots 302 .

[0036] In order to prevent errors during assembly, an anti-fool structure is designed. At least two first anti-fool bumps 206 of different shapes are provided around the first limit portion 204 to cooperate with the first anti-fool slot 302 on the first blade body 3.

[0037] Furthermore, if Figure 5 As shown, at least two second fool-proofing protrusions 207 of different shapes are arranged at the periphery of the second limiting portion 205 , and at least two second fool-proofing slots 402 are correspondingly arranged on the second limiting hole 401 , and the second fool-proofing protrusions 207 are engaged with the second fool-proofing slots 402 .

[0038] The second limiting portion 205 also has at least two second fool-proofing protrusions 207 of different shapes, which are mutually engaged with the second fool-proofing slots 402 on the second blade body 4, ensuring that the second blade body 4 can only be installed in place in a correct manner.

[0039] Furthermore, a first threaded hole 208 and a second threaded hole 209 are respectively provided at both ends of the fixing seat 2, a first through hole 303 is opened on the first blade body 3, the first through hole 303 is located on the outside of the first limiting hole 301, and the first through hole 303 is threadedly connected to the first threaded hole 208 through a bolt, and a second through hole 403 is opened on the second blade body 4, the second through hole 403 is located on the outside of the second limiting hole 401, and the second through hole 403 is threadedly connected to the second threaded hole 209 through a bolt.

[0040] Three first threaded holes 208 and three second threaded holes 209 are respectively arranged at both ends of the fixing seat 2, and three first through holes 303 matching therewith are opened on the first blade body 3. The three first through holes 303 surround the first limiting hole 301, and are screwed together with the first threaded hole 208 by bolts inserted through the first through holes 303. The three second through holes 403 on the second blade body 4 also surround the second limiting hole 401, and are screwed together with the second threaded hole 209 by bolts inserted through the second through holes 403. This can ensure that the first blade body 3 and the second blade body 4 are firmly installed on the fixing seat 2, and is also convenient for subsequent maintenance and disassembly.

[0041] It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the various components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0042] In addition, in the present invention, the descriptions of "first", "second", "one", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0043] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" 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, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0044] In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

Claims

1. A blade assembly for turning the soil, It is characterized in that include: A frame, wherein a rotating shaft is provided on the frame; A pair of fixing seats, each of which is connected to the rotating shaft by bolts, and the pair of fixing seats are symmetrically arranged along the center position of the rotating shaft, and the first blade body and the second blade body are detachably connected at both ends of each fixing seat, wherein: A plurality of first cutting heads are arranged on the first blade body, and a plurality of second cutting heads are arranged on the second blade body. The orientations of two adjacent first cutting heads and the orientations of two adjacent second cutting heads are oppositely arranged along the circumferential direction of the rotating shaft, and the second cutting head is located between two adjacent first cutting heads along the axial direction of the rotating shaft, so that the first cutting heads and the second cutting heads are spatially staggered.

2. A blade assembly for turning the soil according to claim 1, It is characterized in that The fixing seat is provided with a connection hole along its length direction, the rotating shaft is inserted into the connection hole, and the fixing seat is connected to the rotating shaft through bolts.

3. A blade assembly for turning the soil according to claim 2, It is characterized in that A first through hole and a limiting through groove are provided on the outer wall of the fixing seat, the first through hole and the limiting through groove are both connected to the connecting hole, a nut is clamped in the limiting through groove, a second through hole is provided on the rotating shaft, and a bolt passes through the first through hole and the second through hole and is threadedly connected to the nut.

4. A blade assembly for turning the soil according to claim 1, It is characterized in that A first limiting portion and a second limiting portion are respectively provided at both ends of the fixing seat, a first limiting hole is opened at the center position of the first blade body, and a second limiting hole is opened at the center position of the second blade body, the first limiting portion is clamped with the first limiting hole, and the first blade body is connected to one end of the fixing seat by bolts, the second limiting portion is clamped with the second limiting hole, and the second blade body is connected to the other end of the fixing seat by bolts.

5. A blade assembly for turning the soil according to claim 4, It is characterized in that At least two first fool-proofing protrusions of different shapes are arranged at the periphery of the first limiting portion, and at least two first fool-proofing slots are correspondingly arranged on the first limiting hole, and the first fool-proofing protrusions are engaged with the first fool-proofing slots.

6. A blade assembly for tilling soil according to claim 5, It is characterized in that At least two second fool-proofing protrusions of different shapes are arranged at the periphery of the second limiting portion, and at least two second fool-proofing slots are correspondingly arranged on the second limiting hole, and the second fool-proofing protrusions are engaged with the second fool-proofing slots.

7. A blade assembly for tilling soil according to claim 4, It is characterized in that A first threaded hole and a second threaded hole are respectively provided at both ends of the fixing seat, a first through hole is provided on the first blade body, the first through hole is located on the outside of the first limiting hole, and the first through hole is threadedly connected to the first threaded hole through a bolt, a second through hole is provided on the second blade body, the second through hole is located on the outside of the second limiting hole, and the second through hole is threadedly connected to the second threaded hole through a bolt.

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