Bucket tooth clamping mechanism of excavator

Abstract

The utility model discloses an excavator bucket tooth clamping mechanism which comprises an L-shaped connecting welding seat and a bucket tooth, inserting plates are fixedly arranged at the two ends of one side of the L-shaped connecting welding seat, the two inserting plates are connected with corresponding inserting grooves in a penetrating and inserting mode, the two inserting grooves are formed in the back of the bucket tooth respectively, limiting penetrating holes are formed in the positions, corresponding to the inserting grooves, of the bucket tooth, and the limiting penetrating holes are communicated with the inserting grooves. According to the excavator bucket tooth clamping mechanism, the threaded column at one end of the limiting column is in threaded connection with the corresponding nut hole column, and then the first clamping column and the second clamping column on the two connecting steel bases are clamped with the interior of the U-shaped clamping base, so that the excavator bucket tooth clamping mechanism is formed, and the excavator bucket tooth clamping mechanism is simple in structure, convenient to use and high in practicability. By means of the mode, the bucket teeth can be effectively prevented from loosening or falling off, accidents are reduced, and the operation safety of the excavator is improved.

Description

Technical Field

[0001] The utility model relates to a bucket tooth clamping mechanism, in particular to an excavator bucket tooth clamping mechanism. Background Art

[0002] Excavator bucket teeth are important parts of excavators, used for digging and collecting materials such as soil and rocks. They are usually made of wear-resistant materials such as alloy steel to ensure good durability and performance under heavy working conditions. Choosing the right bucket teeth is crucial to the efficiency and service life of the excavator:

[0003] In the prior art, after long-term use, the locking mechanism of the bucket tooth of the excavator may lose its tightness due to wear, causing the bucket tooth to loosen or fall off, affecting the working efficiency and safety of the excavator. Therefore, an excavator bucket tooth locking mechanism is urgently needed.

[0004] It should be noted that the above content belongs to the technical cognition scope of the utility model applicant and does not necessarily constitute prior art. Utility Model Content

[0005] In order to solve the above problems, the purpose of the utility model is to provide an excavator bucket tooth locking mechanism.

[0006] In order to achieve the above-mentioned purpose, the utility model proposes an excavator bucket tooth clamping mechanism, comprising an L-shaped connection welding seat and a bucket tooth:

[0007] Both ends of one side of the L-shaped connecting weld seat are fixed with plug plates, and the two plug plates are connected with the corresponding slots. The two slots are respectively opened on the back of the bucket teeth, and the corresponding positions of the bucket teeth and the slots are opened with limiting through-holes, and the limiting through-holes are respectively inserted with nut hole columns and limiting columns, and one end of the limiting column is fixed with a threaded column, and the threaded column is threadedly connected with the nut hole column. The nut hole column is rotatably connected to the inner wall of the opening set at one end of one of the connecting steel seats, and the other connecting steel seat is fixedly connected to one end of the nut hole column, and the first clamping column and the second clamping column are respectively fixed at one end of the inner side of the two connecting steel seats, and a U-shaped clamping seat is fixed on the inner side of the L-shaped connecting weld seat, and the interior of the U-shaped clamping seat is clamped and connected with the first clamping column and the second clamping column.

[0008] In one example, the two inserting plates are provided with limiting holes, and the sizes of the two limiting holes are on the same horizontal line as the limiting through-holes.

[0009] In one example, threaded holes are provided on both sides of the inner wall of the U-shaped holder, and the two threaded holes are connected to the threads of the corresponding limiting support columns.

[0010] In one example, the size of the first engaging column and the size of the second engaging column are equal to the size of the interior of the U-shaped socket.

[0011] In one example, the bottom of the outer wall of the limiting support column is in contact and connected with the top of the outer wall of the first engaging column and the second engaging column.

[0012] The bucket tooth locking mechanism for an excavator proposed by the utility model can bring the following beneficial effects:

[0013] The utility model adopts an L-shaped connecting welding seat, bucket teeth, U-shaped clamping seat, slots, plug plates, limiting holes, connecting steel seats, first engaging columns, second engaging columns, limiting columns, threaded columns, limiting through holes and nut hole columns. The threaded column at one end of the limiting column is threadedly connected with the corresponding nut hole column, and then the two first engaging columns and the second engaging columns on the two connecting steel seats are engaged with the inside of the U-shaped clamping seat. This method can effectively prevent the bucket teeth from loosening or falling off, reduce the occurrence of accidents, and improve the operating safety of the excavator. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the structure of the limit column and the nut hole column of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the U-shaped card holder of the utility model;

[0018] Figure 4 It is a structural schematic diagram of the bucket tooth of the utility model.

[0019] In the figure: 1. L-shaped connecting welding seat; 2. bucket tooth; 3. U-shaped clamping seat; 4. slot; 5. plug-in plate; 6. limiting hole; 7. connecting steel seat; 8. first clamping column; 9. second clamping column; 10. limiting column; 11. threaded column; 12. limiting through hole; 13. nut hole column; 14. limiting support column; 15. threaded hole. DETAILED DESCRIPTION

[0020] In order to more clearly illustrate the overall concept of the present invention, a detailed description is given below in the form of examples in conjunction with the accompanying drawings.

[0021] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "axial", "radial", "circumferential" and the like indicating orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0022] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0023] 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, an electrical connection, or a communication; 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.

[0024] In the present utility model, unless otherwise clearly specified and limited, the first feature "on" or "under" the second feature may be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. In the description of this specification, the description of reference terms "one scheme", "some schemes", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the scheme or example are included in at least one scheme or example of the present utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same scheme or example. Moreover, the specific features, structures, materials or characteristics described may be combined in a suitable manner in any one or more schemes or examples.

[0025] like Figure 1 to Figure 4 As shown, the embodiment of the utility model proposes an excavator bucket tooth positioning mechanism, including an L-shaped connection welding seat 1 and a bucket tooth 2:

[0026] Both ends of one side of the L-shaped connecting welding seat 1 are fixed with plug plates 5, and the two plug plates 5 are connected with the corresponding slots 4 through insertion. The two slots 4 are respectively opened on the back of the bucket tooth 2, and the corresponding positions of the bucket tooth 2 and the slot 4 are opened with limited through holes 12, and the limited through holes 12 are respectively inserted with nut hole columns 13 and limiting columns 10, and one end of the limiting column 10 is fixed with a threaded column 11, and the threaded column 11 is threadedly connected with the nut hole column 13, and the nut hole column 13 is rotatably connected to the inner wall of the opening set at one end of one of the connecting steel seats 7, and the other connecting steel seat 7 is fixedly connected to one end of the nut hole column 13, and the first clamping column 8 and the second clamping column 9 are respectively fixed at one end of the inner side of the two connecting steel seats 7, and the inner side of the L-shaped connecting welding seat 1 is fixed with a U-shaped clamping seat 3, and the interior of the U-shaped clamping seat 3 is clamped and connected with the first clamping column 8 and the second clamping column 9.

[0027] Specifically, the two inserting plates 5 are each provided with a limiting hole 6 , and the sizes of the two limiting holes 6 are on the same horizontal line as the limiting through-hole 12 .

[0028] Specifically, threaded holes 15 are provided on both sides of the inner wall of the U-shaped holder 3 , and the two threaded holes 15 are connected to the threads of the corresponding limiting support columns 14 .

[0029] Specifically, the size of the first engaging column 8 and the size of the second engaging column 9 are equal to the size inside the U-shaped engaging seat 3 .

[0030] Specifically, the bottom of the outer wall of the limiting support column 14 is in contact with and connected to the top of the outer wall of the first engaging column 8 and the second engaging column 9 .

[0031] Working principle: First, connect the slot 4 on the bucket tooth 2 with the insert plate 5 on the L-shaped connecting welding seat 1, then insert the limit column 10 and the nut hole column 13 into the inside of the limit through-hole 12, and at the same time, pass through the limit hole 6 on the insert plate 5, rotate the hexagonal hole on the limit column 10, and use the tool to rotate to send the threaded column 11 to the inside of the nut hole column 13. At the same time, first rotate the connecting steel seat 7 on one side of the nut hole column 13, rotate the second engaging column 9 to the inside of the U-shaped seat 3, and then rotate the other connecting steel seat 7 to send the first engaging column 8 to the inside of the U-shaped seat 3, and then rotate the limit support column 14, insert one end of the limit support column 14 into the inside of the threaded hole 15, and limit and fix the first engaging column 8 and the second engaging column 9 through the two limit support columns 14.

[0032] Each embodiment in this specification is described in a progressive manner, and the same or similar parts between the embodiments can be referred to each other, and each embodiment focuses on the differences from other embodiments. In particular, for the system embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and the relevant parts can be referred to the partial description of the method embodiment.

[0033] The above description is only an embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent substitution, improvement, etc. made within the spirit and principle of the present invention shall be included in the scope of the claims of the present invention.

Claims

1. An excavator bucket tooth locking mechanism, comprising an L-shaped connection weld seat (1) and a bucket tooth (2): Features: Both ends of one side of the L-shaped connection welding seat (1) are fixedly provided with plug plates (5), the two plug plates (5) are connected to the corresponding slots (4), the two slots (4) are respectively provided on the back of the bucket tooth (2), the bucket tooth (2) and the slots (4) are provided with limit holes (12) at corresponding positions, the limit holes (12) are respectively provided with nut hole columns (13) and limit columns (10), one end of the limit column (10) is fixedly provided with a threaded column (11), the threaded column (11) and the nut hole column ( 13) threaded connection, the nut hole column (13) is rotatably connected to the inner wall of the opening provided at one end of one of the connecting steel seats (7), the other connecting steel seat (7) is fixedly connected to one end of the nut hole column (13), one end of the inner side of the two connecting steel seats (7) is respectively fixedly provided with a first engaging column (8) and a second engaging column (9), the inner side of the L-shaped connecting welding seat (1) is fixedly provided with a U-shaped engaging seat (3), and the interior of the U-shaped engaging seat (3) is engaged with the first engaging column (8) and the second engaging column (9).

2. The excavator bucket tooth locking mechanism according to claim 1, characterized in that: The two insert plates (5) are each provided with a limiting hole (6), and the sizes of the two limiting holes (6) are on the same horizontal line as the limiting through hole (12).

3. The excavator bucket tooth locking mechanism according to claim 1, characterized in that: Threaded holes (15) are provided on both sides of the inner wall of the U-shaped holder (3), and the two threaded holes (15) are threadedly connected to corresponding position-limiting support columns (14).

4. The excavator bucket tooth locking mechanism according to claim 1, characterized in that: The size of the first engaging column (8) and the size of the second engaging column (9) are the same as the size inside the U-shaped engaging seat (3).

5. The excavator bucket tooth locking mechanism according to claim 3, characterized in that: The bottom of the outer wall of the position-limiting support column (14) is in contact and connected with the top of the outer wall of the first engaging column (8) and the second engaging column (9).

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