Cutter tooth holder for middle groove

Abstract

The utility model discloses a cutter tooth holder for a middle groove, which comprises a cutter tooth holder main body, the upper side of the cutter tooth holder main body is provided with a mounting hole, the outer side of the cutter tooth holder main body is fixedly connected with four arc-shaped conical blocks, the outer side of each arc-shaped conical block is provided with a mounting groove, and the cutter tooth holder main body is fixedly connected with the mounting hole. An annular groove is formed in the outer side of the cutter tooth holder body, a tooth-shaped cutter block is arranged in the annular groove, first fixing blocks and second fixing blocks are fixedly connected to the outer side of the cutter tooth holder body, the number of the first fixing blocks and the number of the second fixing blocks are two, and a fixing structure is arranged between the first fixing blocks and the second fixing blocks. Through the arrangement of the annular groove, the tooth-shaped cutter block, the second round hole and the fixing structure, after coal mine stones are smashed by the cutter teeth installed outside the installation hole, the coal mine stones are further smashed by the tooth-shaped cutter block, conveying of the coal mine stones is facilitated, the conveying efficiency of the coal mine stones is improved, and meanwhile the tooth-shaped cutter block is also convenient to disassemble and replace.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of cutter tooth seat, especially to the cutter tooth seat for middle groove. BACKGROUND

[0002] The cutter tooth seat for middle groove is usually used for installing cutter teeth to break large coal mines, and then the coal mines can be transported away by a conveyor, but in the prior art, the broken coal mines still have relatively large parts, which may block the transportation channel during transportation and reduce the transportation efficiency of the coal mines. SUMMARY

[0003] In order to overcome the defect that the cutter teeth installed on the cutter tooth seat do not completely break the coal mines in the prior art, one of the purposes of the utility model is to provide a cutter tooth seat for middle groove.

[0004] One of the purposes of the utility model is achieved by the following technical scheme: the cutter tooth seat for middle groove comprises a cutter tooth seat main body, an installation hole is formed in the upper side of the cutter tooth seat main body, an arc-shaped taper block is fixedly connected to the outer side of the cutter tooth seat main body, the arc-shaped taper block is provided with four arc-shaped taper blocks, an installation groove is formed in the outer side of the arc-shaped taper block, a circular groove is formed in the outer side of the cutter tooth seat main body, a tooth-shaped cutter block is arranged in the circular groove, a first fixing block and a second fixing block are fixedly connected to the outer side of the cutter tooth seat main body, the first fixing block and the second fixing block are provided with two first fixing blocks and second fixing blocks, and a fixing structure is arranged between the first fixing block and the second fixing block.

[0005] The fixing structure comprises a sliding groove one, the sliding groove one is formed in the upper side of the second fixing block, a sliding block is arranged in the sliding groove one, a sliding groove two is formed in the lower side of the first fixing block, a spring is arranged in the sliding groove two, a circular hole one is formed in the upper side of the first fixing block, and a pull rod is arranged in the circular hole one and the sliding groove two. This is favorable for the staff to install and replace the cutter block.

[0006] According to the cutter tooth seat for middle groove, the tooth-shaped cutter block is provided with two tooth-shaped cutter blocks, and the tooth-shaped cutter block and the cutter tooth seat main body are slidingly connected. This is favorable for the staff to install the tooth-shaped cutter block.

[0007] According to the cutter tooth seat for middle groove, a circular hole two is formed in the outer side of the tooth-shaped cutter block. This facilitates the fixation of the tooth-shaped cutter block.

[0008] According to the cutter tooth seat for middle groove, a cylindrical block is fixedly connected to the upper side of the first fixing block through the pull rod. This facilitates the control of the sliding of the pull rod.

[0009] According to the cutter tooth seat for middle groove, a rotating shaft is rotatably connected to the outer side of the first fixing block, and a baffle block is fixedly connected to the outer side of the rotating shaft.

[0010] According to the middle groove cutter tooth seat, the baffle block is arranged in a U shape, and a circular groove is formed on the outer side of the baffle block.

[0011] According to the middle groove cutter tooth seat, one end of the spring is fixedly connected with the first fixed block, and the other end of the spring is fixedly connected with the sliding block, so that the tooth-shaped cutter block is conveniently fixed.

[0012] According to the middle groove cutter tooth seat, the sliding block is slidably connected with the first fixed block, the tooth-shaped cutter block and the second fixed block, and the pull rod is slidably connected with the first fixed block, so that the sliding of the pull rod is facilitated.

[0013] The above scheme has the beneficial effects that: through the arrangement of the circular ring groove, the tooth-shaped cutter block, the second circular hole and the fixing structure, when the coal ore is broken by the cutter tooth outside the mounting hole, the coal ore is further crushed by the tooth-shaped cutter block, the conveying efficiency of the coal ore is improved, and the tooth-shaped cutter block is conveniently disassembled and replaced.

[0014] Additional aspects and advantages of the present application will be made apparent from the following description. BRIEF DESCRIPTION OF DRAWINGS

[0015] The present application will be further described below in conjunction with the drawings and embodiments.

[0016] Figure 1 FIG. 1 is a structure schematic view of the overall front view of the middle groove cutter tooth seat of the present application;

[0017] Figure 2 FIG. 2 is a structure schematic view of part of the structure of the middle groove cutter tooth seat of the present application;

[0018] Figure 3 FIG. 3 is a structure schematic view of the fixing structure of the middle groove cutter tooth seat of the present application;

[0019] Figure 4 FIG. 4 is a structure schematic view of the fixing structure of the middle groove cutter tooth seat of the present application from another perspective.

[0020] LEGEND:

[0021] 1, cutter tooth seat main body; 2, mounting hole; 3, arc-shaped taper block; 4, mounting groove; 5, circular ring groove; 6, tooth-shaped cutter block; 7, first fixed block; 8, second fixed block; 9, fixing structure; 901, sliding groove one; 902, sliding groove two; 903, spring; 904, sliding block; 905, first circular hole; 906, pull rod; 907, cylindrical block; 908, rotating shaft; 909, baffle block; 910, circular groove; 10, second circular hole. DETAILED DESCRIPTION

[0022] This part will describe the specific embodiments of the present application in detail, the preferred embodiments of the present application are shown in the drawings, the role of the drawings is to supplement the description of the text part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical solution of the present application, but it cannot be understood as a limitation on the scope of protection of the present application.

[0023] Referring to Figures 1-4 , the middle slot is provided with a cutter holder, including a cutter holder main body 1: the upper side of the cutter holder main body 1 is provided with a mounting hole 2, the outer side of the cutter holder main body 1 is fixedly connected with an arc-shaped taper block 3, the arc-shaped taper block 3 is provided with four, the outer side of the arc-shaped taper block 3 is provided with a mounting groove 4, the outer side of the cutter holder main body 1 is provided with a circular groove 5, the inside of the circular groove 5 is provided with a tooth-shaped cutter block 6, the outer side of the cutter holder main body 1 is fixedly connected with a fixed block one 7 and a fixed block two 8, the fixed block one 7 and the fixed block two 8 are provided with two, a fixed structure 9 is arranged between the fixed block one 7 and the fixed block two 8, the fixed structure 9 includes a sliding groove one 901, the sliding groove one 901 is arranged on the upper side of the fixed block two 8, the inside of the sliding groove one 901 is provided with a sliding block 904, the lower side of the fixed block one 7 is provided with a sliding groove two 902, the inside of the sliding groove two 902 is provided with a spring 903, the upper side of the fixed block one 7 is provided with a circular hole one 905, the inside of the circular hole one 905 and the sliding groove two 902 is provided with a pull rod 906, the tooth-shaped cutter block 6 is provided with two, the tooth-shaped cutter block 6 is slidably connected with the cutter holder main body 1, the outer side of the tooth-shaped cutter block 6 is provided with a circular hole two 10, the pull rod 906 passes through the upper side of the fixed block one 7 and is fixedly connected with a cylindrical block 907, the outer side of the fixed block one 7 is rotatably connected with a rotating shaft 908, the outer side of the rotating shaft 908 is fixedly connected with a baffle block 909, the baffle block 909 is provided with a U shape, the outer side of the baffle block 909 is provided with a circular groove 910, one end of the spring 903 is fixedly connected with the fixed block one 7, the other end of the spring 903 is fixedly connected with the sliding block 904, the sliding block 904 is slidably connected with the fixed block one 7, the tooth-shaped cutter block 6 and the fixed block two 8, the pull rod 906 is slidably connected with the fixed block one 7, when the staff installs the tooth-shaped block, at this time, the staff holds the cylindrical block 907, pulls the pull rod 906 to extrude the spring 903 to drive the sliding block 904 to move, then aligns the circular hole two 10 of the tooth-shaped cutter block 6 with the sliding groove one 901, then the staff releases the cylindrical block 907, puts the sliding block 904 into the circular hole two 10 and the sliding groove one 901 under the reset action of the spring 903, then rotates the baffle block 909 to make the cylindrical block 907 be clamped in the circular groove 910, thereby fixing the tooth-shaped cutter block 6, preventing the fixed structure 9 from being pulled open by the impact of the coal mine stone, making the tooth-shaped cutter block 6 fall off from the cutter holder, the setting of the circular groove 5, the tooth-shaped cutter block 6, the circular hole two 10 and the fixed structure 9, after the coal mine stone is broken by the cutter outside the mounting hole 2, is further crushed by the tooth-shaped cutter block 6, facilitating the conveying of the coal mine stone and improving the conveying efficiency of the coal mine stone, at the same time, it is also convenient for the disassembly and replacement of the tooth-shaped cutter block 6.

[0024] Working principle: first, the staff use the cutter holder body 1 through the installation hole 2 is installed on the rotating shaft, then again put the cutter in four installation groove 4, then again put two tooth-shaped cutter block 6 in the ring groove 5, then through the fixed structure 9 between fixed block one 7 and fixed block two 8 fixed, then start the rotating shaft in the crusher rotation, and then break into the middle groove inside the coal mine stone, then through the tooth-shaped cutter block 6 further broken coal mine stone, improve the conveying efficiency of coal mine stone.

[0025] The above-mentioned embodiments of the present application are described in detail in combination with the drawings, but the present application is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range possessed by those skilled in the art without departing from the purpose of the present application.

Claims

1. A toothed holder for a central groove, characterized in that, Includes a tooth holder body (1): the tooth holder body (1) has an installation hole (2) on its upper side, an arc-shaped cone block (3) is fixedly connected to the outer side of the tooth holder body (1), four arc-shaped cone blocks (3) are provided, an installation groove (4) is provided on the outer side of the arc-shaped cone block (3), an annular groove (5) is provided on the outer side of the tooth holder body (1), a toothed knife block (6) is provided inside the annular groove (5), a fixing block one (7) and a fixing block two (8) are fixedly connected to the outer side of the tooth holder body (1), two fixing blocks one (7) and two fixing blocks two (8) are provided, and a fixing structure (9) is provided between the fixing blocks one (7) and the fixing blocks two (8); The fixing structure (9) includes a slide groove (901), which is opened on the upper side of the fixing block (8). A sliding block (904) is provided inside the slide groove (901). A slide groove (902) is opened on the lower side of the fixing block (7). A spring (903) is provided inside the slide groove (902). A circular hole (905) is opened on the upper side of the fixing block (7). A pull rod (906) is provided inside the circular hole (905) and the slide groove (902).

2. The tooth holder for the central groove according to claim 1, characterized in that, Two toothed blade blocks (6) are provided, and the toothed blade blocks (6) and the blade holder body (1) are slidably connected.

3. The tooth holder for the central groove according to claim 1, characterized in that, The toothed blade (6) has a round hole (10) on its outer side.

4. The tooth holder for the central groove according to claim 1, characterized in that, The pull rod (906) passes through the upper side of the fixing block (7) and is fixedly connected to the cylindrical block (907).

5. The cutting tooth holder for the middle groove according to claim 1, characterized in that, A rotating shaft (908) is rotatably connected to the outer side of the fixed block (7), and a baffle plate (909) is fixedly connected to the outer side of the rotating shaft (908).

6. The tooth holder for the central groove according to claim 5, characterized in that, The baffle plate (909) is U-shaped, and a circular groove (910) is provided on the outer side of the baffle plate (909).

7. The cutting tooth holder for the middle groove according to claim 1, characterized in that, One end of the spring (903) is fixedly connected to the fixing block (7), and the other end of the spring (903) is fixedly connected to the sliding block (904).

8. The cutting tooth holder for the central groove according to claim 1, characterized in that, The sliding block (904) is slidably connected to the first fixed block (7), the toothed blade block (6), and the second fixed block (8), and the pull rod (906) is slidably connected to the first fixed block (7).

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