A precision casting sharp excavator bucket tooth structure

Abstract

The utility model relates to the technical field of excavator bucket teeth, and discloses a precision-cast sharp excavator bucket tooth structure, including a tooth seat and a bucket tooth, the inner side of the bucket tooth is provided with a mounting structure for connecting with the tooth seat, the mounting structure includes two connecting blocks fixedly connected to the inner side of the bucket tooth, the inner sides of the two connecting blocks are slidably connected with sliders, a bracket is fixedly connected between the opposite sides of the two sliders, the inner side of the bracket is fixedly connected with a threaded barrel, the inner side of the threaded barrel is threadedly connected with a threaded shaft, the upper surface of the threaded barrel is fixedly connected with a connecting rod, the top of the connecting rod is fixedly connected with a rotating plate, and the upper surface of the tooth seat is provided with a reinforcing member for strengthening the connection. The precision-cast sharp excavator bucket tooth structure facilitates the disassembly and assembly between the tooth seat and the bucket tooth through the mounting structure, and improves the stability of the connection between the two through the reinforcing member.

Description

Technical Field

[0001] The utility model relates to the technical field of excavator bucket teeth, in particular to a precision-cast sharp excavator bucket tooth structure. Background Art

[0002] The excavator bucket is an important structural component of the excavator mechanical device, and the bucket teeth and tooth sleeve structure determine the service life of the bucket.

[0003] There is usually a gap in the connection between the tooth seat and the bucket tooth. During the operation of the excavator, dust and dirt will enter the inside of the bucket tooth through the connection between the tooth seat and the bucket tooth, affecting the quality of the matching structure. In addition, this pin-knock-in method requires the pin to be knocked out when the bucket tooth is slipped, making disassembly and assembly very inconvenient. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a precision cast sharp excavator bucket tooth structure, which has the advantages of preventing dust and dirt from entering the interior of the bucket tooth and facilitating disassembly and assembly between the tooth seat and the bucket tooth, thereby solving the problem that dust and dirt can easily enter the interior of the bucket tooth through the connecting gap and causing inconvenience in disassembly and assembly between the tooth seat and the bucket tooth.

[0006] (II) Technical solution

[0007] In order to achieve the above-mentioned purpose of preventing dust and dirt from entering the interior of the bucket teeth and facilitating the disassembly and assembly between the tooth seat and the bucket teeth, the utility model provides the following technical solutions: a precision casting sharp excavator bucket tooth structure, comprising a tooth seat and a bucket tooth, wherein the inner side of the bucket tooth is provided with a mounting structure for connecting with the tooth seat;

[0008] The mounting structure comprises two connecting blocks fixedly connected to the inner side of the bucket teeth, the inner sides of the two connecting blocks are slidably connected with sliders, a bracket is fixedly connected between the opposite sides of the two sliders, the inner side of the bracket is fixedly connected with a threaded barrel, the inner side of the threaded barrel is threadedly connected with a threaded shaft, the upper surface of the threaded barrel is fixedly connected with a connecting rod, and the top end of the connecting rod is fixedly connected with a rotating plate;

[0009] The upper surface of the tooth seat is provided with a reinforcing piece for strengthening the connection.

[0010] Furthermore, the two connecting blocks are fixedly connected to the inner left side wall and the inner right side of the bucket tooth respectively, and sliding openings are provided on opposite sides of the two connecting blocks, and the sliding blocks are slidably connected to the corresponding connecting blocks through the corresponding sliding openings.

[0011] Furthermore, a first sealing ring is fixedly connected to the upper surface of the bucket tooth, and the top end of the connecting rod sequentially passes through the inner top wall of the bucket tooth and the center of the first sealing ring and is fixedly connected to the rotating plate.

[0012] Furthermore, a second sealing ring is fixedly connected to the upper surface of the tooth seat, and the bottom of the bucket tooth is located on the inner side of the second sealing ring.

[0013] Furthermore, the threaded shaft is fixedly connected to the upper surface of the tooth seat, and the threaded shaft is located on the inner side of the bucket tooth.

[0014] Furthermore, the reinforcement component includes two fixed plates fixedly connected to the upper surface of the gear seat, and the opposite sides of the two fixed plates are fixedly connected with telescopic rods, the outer side of the telescopic rods is sleeved with springs, and the opposite ends of the two telescopic rods are fixedly connected with connecting plates, and the opposite sides of the two connecting plates are fixedly connected with plug blocks, and the outer sides of the two plug blocks are penetrated by bushings.

[0015] Furthermore, both the left and right walls of the bucket tooth are provided with mounting openings, and two bushings are respectively fixedly connected to the inner sides of the corresponding mounting openings.

[0016] (III) Beneficial effects

[0017] Compared with the prior art, the utility model provides a precision cast sharp excavator bucket tooth structure, which has the following beneficial effects:

[0018] The precision cast sharp excavator bucket tooth structure facilitates the assembly and disassembly between the tooth seat and the bucket tooth through the mounting structure, improves the stability of the connection between the two through the reinforcement part, and prevents dust and dirt from entering the interior of the bucket tooth through the connection gap through the arrangement of the first sealing ring and the second sealing ring. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0020] Figure 2 for Figure 1 A partial enlarged schematic diagram of the middle A part;

[0021] Figure 3 It is a front view of the structure of the utility model.

[0022] In the figure: 1. tooth seat; 2. bucket tooth; 3. connecting block; 4. slider; 5. bracket; 6. threaded cylinder; 7. threaded shaft; 8. connecting rod; 9. rotating plate; 10. first sealing ring; 11. second sealing ring; 12. fixing plate; 13. telescopic rod; 14. spring; 15. connecting plate; 16. plug block; 17. bushing. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-3 A precision cast sharp excavator bucket tooth structure comprises a tooth seat 1 and a bucket tooth 2. The inner side of the bucket tooth 2 is provided with a mounting structure for connecting with the tooth seat 1.

[0025] like Figure 1 As shown, the mounting structure includes two connecting blocks 3 fixedly connected to the inner side of the bucket tooth 2, the inner sides of the two connecting blocks 3 are slidably connected with a slider 4, a bracket 5 is fixedly connected between the opposite sides of the two sliders 4, a threaded barrel 6 is fixedly connected to the inner side of the bracket 5, a threaded shaft 7 is threadedly connected to the inner side of the threaded barrel 6, a connecting rod 8 is fixedly connected to the upper surface of the threaded barrel 6, and a rotating plate 9 is fixedly connected to the top of the connecting rod 8;

[0026] The upper surface of the gear holder 1 is provided with a reinforcing member for strengthening the connection.

[0027] It should be noted that the two connecting blocks 3 are respectively fixedly connected to the inner left side wall and the inner right side of the bucket tooth 2, and the two connecting blocks 3 are provided with sliding openings on the opposite sides. The slider 4 is slidably connected to the corresponding connecting block 3 through the corresponding sliding opening. The upper surface of the bucket tooth 2 is fixedly connected with a first sealing ring 10. The top end of the connecting rod 8 passes through the inner top wall of the bucket tooth 2 and the center of the first sealing ring 10 in sequence and is fixedly connected to the rotating plate 9. The upper surface of the tooth seat 1 is fixedly connected with a second sealing ring 11, and the bottom of the bucket tooth 2 is located on the inner side of the second sealing ring 11. The threaded shaft 7 is fixedly connected to the upper surface of the tooth seat 1, and the threaded shaft 7 is located on the inner side of the bucket tooth 2. The reinforcement member includes a There are two fixing plates 12 on the upper surface, and the two fixing plates 12 are respectively located on the left and right sides of the threaded shaft 7, and the opposite sides of the two fixing plates 12 are fixedly connected with telescopic rods 13, and the outer side of the telescopic rod 13 is sleeved with a spring 14, and the opposite ends of the two telescopic rods 13 are fixedly connected with connecting plates 15, and the opposite sides of the two connecting plates 15 are fixedly connected with plug blocks 16, and the outer sides of the two plug blocks 16 are penetrated with bushings 17, which can be a sleeve with deformation properties such as rubber, which can be used to press the plug blocks 16 during disassembly, and the left and right walls of the bucket tooth 2 are opened with installation ports, and the two bushings 17 are respectively fixedly connected to the inner sides of the corresponding installation ports.

[0028] The working principle of the above embodiment is:

[0029] The threaded shaft 7 is extended to the inner side of the bucket tooth 2 and the top end of the threaded shaft 7 is extended to the inner side of the threaded tube 6. Then, the rotating plate 9 is rotated to drive the connecting rod 8 to rotate, and the connecting rod 8 further drives the threaded tube 6 to rotate, so that the threaded tube 6 and the threaded shaft 7 are threadedly connected, thereby realizing the preliminary fixation of the tooth seat 1 and the bucket tooth 2. At the same time, the fixing plate 12 is extended to the inner side of the bucket tooth 2. Under the rebound action of the spring 14, the telescopic rod 13 drives the plug 16 to be inserted into the inner side of the bushing 17 through the connecting plate 15, thereby strengthening the connection between the tooth seat 1 and the bucket tooth 2, and preventing dust and dirt from entering the inner side of the bucket tooth 2 through the gap through the first sealing ring 10 and the second sealing ring 11.

[0030] The electrical components appearing in the article are all electrically connected to the main controller and the power supply. The main controller can be a conventional known device for control such as a computer, and the existing public power connection technology is not described in detail in the article.

[0031] It should be noted that the terms "include", "comprises" or any other variations 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, an element defined by the sentence "comprises a ..." does not exclude the existence of other identical elements in the process, method, article or device including the element.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A precision cast sharp excavator bucket tooth structure, comprising a tooth seat (1) and a bucket tooth (2), characterized in that: The inner side of the bucket tooth (2) is provided with a mounting structure for connecting with the tooth seat (1); The mounting structure comprises two connecting blocks (3) fixedly connected to the inner side of the bucket tooth (2), the inner sides of the two connecting blocks (3) are slidably connected with a slider (4), a bracket (5) is fixedly connected between the opposite sides of the two sliders (4), the inner side of the bracket (5) is fixedly connected with a threaded barrel (6), the inner side of the threaded barrel (6) is threadedly connected with a threaded shaft (7), the upper surface of the threaded barrel (6) is fixedly connected with a connecting rod (8), and the top end of the connecting rod (8) is fixedly connected with a rotating plate (9); The upper surface of the tooth seat (1) is provided with a reinforcing piece for strengthening the connection.

2. The precision casting sharp excavator bucket tooth structure according to claim 1 is characterized in that: The two connecting blocks (3) are respectively fixedly connected to the inner left side wall and the inner right side wall of the bucket tooth (2), and sliding openings are provided on opposite sides of the two connecting blocks (3), and the sliding blocks (4) are slidably connected to the corresponding connecting blocks (3) through the corresponding sliding openings.

3. The precision casting sharp excavator bucket tooth structure according to claim 1 is characterized in that: The upper surface of the bucket tooth (2) is fixedly connected to a first sealing ring (10), and the top end of the connecting rod (8) sequentially passes through the inner top wall of the bucket tooth (2) and the center of the first sealing ring (10) and is fixedly connected to the rotating plate (9).

4. The precision casting sharp excavator bucket tooth structure according to claim 1 is characterized in that: A second sealing ring (11) is fixedly connected to the upper surface of the tooth seat (1), and the bottom of the bucket tooth (2) is located on the inner side of the second sealing ring (11).

5. The precision casting sharp excavator bucket tooth structure according to claim 1 is characterized in that: The threaded shaft (7) is fixedly connected to the upper surface of the tooth seat (1), and the threaded shaft (7) is located on the inner side of the bucket tooth (2).

6. The precision casting sharp excavator bucket tooth structure according to claim 1, characterized in that: The reinforcing member comprises two fixing plates (12) fixedly connected to the upper surface of the gear seat (1), and the opposite sides of the two fixing plates (12) are fixedly connected to telescopic rods (13), the outer sides of the telescopic rods (13) are sleeved with springs (14), and the opposite ends of the two telescopic rods (13) are fixedly connected to connecting plates (15), and the opposite sides of the two connecting plates (15) are fixedly connected to plug blocks (16), and the outer sides of the two plug blocks (16) are penetrated with bushings (17).

7. The precision casting sharp excavator bucket tooth structure according to claim 6 is characterized in that: The left and right walls of the bucket tooth (2) are both provided with mounting openings, and two bushings (17) are respectively fixedly connected to the inner sides of the corresponding mounting openings.

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