Cutter for pulverizer equipment

Abstract

The utility model relates to the technical field of cutters, in particular to a cutter for pulverizer equipment, which comprises a cutter head. The number of the crushing blades is multiple, and the multiple crushing blades are detachably arranged on the outer surface of the cutter head in a circumferential array mode; the connecting assembly comprises an inserting block fixedly arranged at the tail part of the crushing blade and an inserting groove which is formed in the outer surface of the cutter head and is matched with the inserting block; and the locking assembly is used for locking the inserting block inserted into the inserting groove. Through the arrangement of the connecting assembly, in the actual use process of the cutter, when one crushing blade is damaged and needs to be replaced, an inner hexagon bolt can be rotated through an external hexagon wrench to disassemble the crushing blade, and then the crushing blade is pulled out upwards to separate an inserting block from an inserting groove; and the crushing blades can be quickly disassembled and replaced, so that the defect that a single crushing blade cannot be quickly replaced in the prior art is effectively overcome.

Description

Technical Field

[0001] The utility model relates to the technical field of tools, in particular to a tool for a crusher device. Background Technique

[0002] A crusher is a machine that crushes large-sized solid raw materials into required sizes. The crusher consists of devices such as coarse crushing, fine crushing, and pneumatic conveying, and achieves the purpose of the crusher in the form of high-speed impact.

[0003] At present, most of the existing tools for crusher devices are of an integral structure, that is, the cutter head and the tool are integrally cast in one go during casting. As a result, after one tool on the cutter head is damaged, the entire cutter head and the tool need to be replaced, increasing the maintenance cost. That is, the existing tools have the defect that a single crushing blade cannot be quickly replaced during actual use.

[0004] In view of this, the utility model provides a tool for a crusher device. Content of the Utility Model

[0005] The purpose of the utility model is to provide a tool for a crusher device to solve the problems raised in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A tool for a crusher device, including,

[0007] A cutter head;

[0008] Crushing blades, the number of the crushing blades is several, and several crushing blades are detachably arranged on the outer surface of the cutter head in a circumferential array;

[0009] A connecting component, which is used to connect the crushing blade and the cutter head. The connecting component includes a plug-in block fixed at the tail of the crushing blade, and a plug-in slot opened on the outer surface of the cutter head and adapted to the plug-in block;

[0010] A locking component, which is used to lock the plug-in block inserted into the plug-in slot. The locking component includes an annular slideway opened inside the cutter head and respectively penetrating through several plug-in slots. A plurality of arc-shaped locking bars are slidably arranged on the inner wall of the annular slideway. Every two arc-shaped locking bars form a group, and several groups of arc-shaped locking bars respectively correspond to several plug-in blocks. And an arc-shaped locking hole adapted to the arc-shaped locking bar is opened on the side surface of the plug-in block. A plurality of rotating blocks for driving several groups of arc-shaped locking bars to be respectively inserted into several arc-shaped locking holes are arranged on the outer surface of the cutter head, and a hexagonal operation groove is opened on the outer surface of the rotating block.

[0011] As a preferred technical solution, an arc-shaped connecting plate adapted to the outer surface of the cutter head is fixedly provided on the tail surface of the crushing blade. Four mounting holes are evenly formed on the surface of the arc-shaped connecting plate, and inner hexagon bolts are arranged on the inner walls of the four mounting holes. A first counterbore adapted to the end cap of the inner hexagon bolt is formed on the inner wall at the top of the mounting hole.

[0012] As a preferred technical solution, cylindrical threaded holes adapted to the mounting holes and threadedly connected to the outer surface of the inner hexagon bolts are formed on the outer surface of the cutter head.

[0013] As a preferred technical solution, a second counterbore for the rotation block to rotate is formed on the outer surface of the cutter head. A threaded column extending into the annular slideway and rotatably connected to the inner wall of the annular slideway is rotatably arranged on the inner wall of the second counterbore, and the rotation block is fixedly arranged at the end of the threaded column.

[0014] As a preferred technical solution, a sliding block corresponding to the threaded column is slidably arranged on the inner wall of the annular slideway, and a threaded hole threadedly connected to the outer surface of the threaded column is formed on the surface of the sliding block.

[0015] As a preferred technical solution, two symmetrical connecting rods are rotatably arranged on the outer surface of the sliding block, and the ends of the two connecting rods away from the sliding block are respectively rotatably connected to the surfaces of adjacent arc-shaped locking strips.

[0016] As a preferred technical solution, rotation grooves are formed on the surfaces of the sliding block and the arc-shaped locking strip. A rotating shaft is fixedly arranged on the inner wall of the rotation groove, and the two ends of the connecting rod are respectively rotatably connected to the rotating shafts on the inner walls of the rotation grooves of the sliding block and the arc-shaped locking strip.

[0017] Beneficial effects

[0018] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0019] 1. By setting the connection component, in the actual use process of the tool, when a crushing blade is damaged and needs to be replaced, it can be disassembled by rotating the inner hexagon bolt with an external hexagon wrench, and then the crushing blade is pulled out upward to separate the insertion block from the insertion slot, so as to realize the quick disassembly and replacement of the crushing blade, and effectively solve the defect in the prior art that a single crushing blade cannot be quickly replaced.

[0020] 2. By setting the locking component, when installing the crushing blade, several rotation blocks can be respectively rotated to drive the connecting rod to push the arc-shaped locking strip, so that the arc-shaped locking strip slides into the arc-shaped locking hole on the insertion block, thereby realizing the effective locking of the crushing insertion block and the effective locking of the crushing blade, and effectively ensuring the stability of the crushing blade after installation. Brief Description of the Drawings

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0022] Figure 1 It is a three-dimensional structural schematic diagram of the present invention;

[0023] Figure 2 It is a sectional structural schematic diagram of the present invention;

[0024] Figure 3 It is for the present invention Figure 2 The enlarged structural schematic diagram of part A;

[0025] Figure 4 It is a sectional structural schematic diagram of the annular slideway of the present invention;

[0026] Figure 5 It is for the present invention Figure 4 The enlarged structural schematic diagram of part B;

[0027] In the figure:

[0028] 100, cutter head;

[0029] 200, crushing blade;

[0030] 300, connecting component; 301, plug-in block; 302, plug-in slot; 303, arc-shaped connecting plate; 304, hexagon socket head bolt; 305, cylindrical threaded hole;

[0031] 400, locking component; 401, annular slideway; 402, arc-shaped locking strip; 403, arc-shaped locking hole; 404, rotating block; 405, threaded column; 406, sliding block; 407, connecting rod. Detailed Embodiments

[0032] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, rather than all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present invention.

[0033] Embodiment 1

[0034] According to the appendix Figures 1-5As shown in the figure, an embodiment of the present utility model provides a cutter for a crusher device, including:

[0035] A cutter head 100;

[0036] Crushing blades 200. The number of the crushing blades 200 is several, and several crushing blades 200 are detachably arranged on the outer surface of the cutter head 100 in a circumferential array;

[0037] A connecting component 300, which is used to connect the crushing blade 200 and the cutter head 100. The connecting component 300 includes a plug-in block 301 fixed at the tail of the crushing blade 200, and a plug-in groove 302 opened on the outer surface of the cutter head 100 and adapted to the plug-in block 301;

[0038] An arc-shaped connecting plate 303 is fixedly arranged on the tail surface of the crushing blade 200 and is adapted to the outer surface of the cutter head 100. Four mounting holes are evenly opened on the surface of the arc-shaped connecting plate 303, and inner hexagon bolts 304 are arranged on the inner walls of the four mounting holes. A first counterbore adapted to the end cap of the inner hexagon bolt 304 is opened on the inner wall at the top of the mounting hole.

[0039] A cylindrical threaded hole 305 adapted to the mounting hole and threadedly connected to the outer surface of the inner hexagon bolt 304 is opened on the outer surface of the cutter head 100.

[0040] In this embodiment, by setting the connecting component 300, during the actual use of the cutter, when a crushing blade 200 is damaged and needs to be replaced, it can be disassembled by rotating the inner hexagon bolt 304 with an external hexagon wrench, and then the crushing blade 200 is pulled out upward to separate the plug-in block 301 from the plug-in groove 302, so as to realize the quick disassembly and replacement of the crushing blade 200, and effectively solve the defect in the prior art that a single crushing blade 200 cannot be quickly replaced.

[0041] Embodiment Two

[0042] On the basis of Embodiment One, and different from Embodiment One,

[0043] A cutter for a crusher device further includes:

[0044] The locking assembly 400 is used to lock the insertion block 301 inserted into the interior of the insertion slot 302. The locking assembly 400 includes an annular slideway 401 opened inside the cutter head 100 and penetrating through a plurality of insertion slots 302 respectively. A plurality of arc-shaped locking bars 402 are slidably arranged on the inner wall of the annular slideway 401. Every two arc-shaped locking bars 402 form a group, and a plurality of groups of arc-shaped locking bars 402 respectively correspond to a plurality of insertion blocks 301. And an arc-shaped locking hole 403 adapted to the arc-shaped locking bar 402 is opened on the side surface of the insertion block 301. A plurality of rotating blocks 404 for driving a plurality of groups of arc-shaped locking bars 402 to be respectively inserted into the interior of a plurality of arc-shaped locking holes 403 are arranged on the outer surface of the cutter head 100, and a hexagonal operation groove is opened on the outer surface of the rotating block 404.

[0045] A second counterbore for the rotation of the rotating block 404 is opened on the outer surface of the cutter head 100. A threaded column 405 extending into the interior of the annular slideway 401 and rotatably connected to the inner wall of the annular slideway 401 is rotatably arranged on the inner wall of the second counterbore, and the rotating block 404 is fixedly arranged at the end of the threaded column 405.

[0046] A sliding block 406 corresponding to the threaded column 405 is slidably arranged on the inner wall of the annular slideway 401, and a threaded hole threadedly connected to the outer surface of the threaded column 405 is opened on the surface of the sliding block 406.

[0047] Two symmetrical connecting rods 407 are rotatably arranged on the outer surface of the sliding block 406, and the ends of the two connecting rods 407 far away from the sliding block 406 are respectively rotatably connected to the surfaces of adjacent two arc-shaped locking bars 402.

[0048] Rotating grooves are opened on the surfaces of the sliding block 406 and the arc-shaped locking bar 402. A rotating shaft is fixedly arranged on the inner wall of the rotating groove, and the two ends of the connecting rod 407 are respectively rotatably connected to the rotating shafts on the inner walls of the rotating grooves of the sliding block 406 and the arc-shaped locking bar 402.

[0049] In the embodiment, by setting the locking assembly 400, when installing the crushing blade 200, the crushing blade 200 can be first inserted into the insertion slot 302 on the cutter head 100 through the insertion block 301. After tightening the inner hexagon bolt 304, a hexagonal wrench is used to respectively rotate a plurality of rotating blocks 404. The rotation of the rotating block 404 drives the threaded column 405 to rotate. The rotation of the threaded column 405 drives the sliding block 406 to move towards the center of the cutter head 100, thereby driving the connecting rod 407 to push the arc-shaped locking bar 402, so that the arc-shaped locking bar 402 slides into the arc-shaped locking hole 403 on the insertion block 301, and the effective locking of the insertion block 301 can be realized, and the effective locking of the crushing blade 200 can be realized, and further the stability of the crushing blade 200 after installation is effectively ensured.

[0050] The foregoing has shown and described the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments, and the above embodiments and the descriptions in the specification are only preferred examples of the present utility model, and are not used to limit the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

Claims

1. A cutter for a pulverizer, characterized in that: include, Knife Plate (100); Crushing blades (200), wherein the number of the crushing blades (200) is a plurality, and the plurality of crushing blades (200) are detachably arranged on the outer surface of the cutter disc (100) in a circular array; A connecting assembly (300) for connecting the crushing blade (200) to the cutter disc (100), the connecting assembly (300) comprising a plug-in block (301) fixed to the rear of the crushing blade (200), and a plug-in slot (302) provided on the outer surface of the cutter disc (100) and adapted to the plug-in block (301); The locking assembly (400) is used to lock the plug-in block (301) plugged into the plug-in slot (302), and the locking assembly (400) includes an annular slideway (401) opened inside the cutter head (100) and respectively passing through a plurality of plug-in slots (302), and a plurality of arc-shaped locking strips (402) are slidably arranged on the inner wall of the annular slideway (401), and each two arc-shaped locking strips (402) form a group, and a plurality of groups of the arc-shaped locking strips (402) form a group. The strips (402) correspond to a plurality of plug-in blocks (301) respectively, and arc-shaped locking holes (403) matching the arc-shaped locking strips (402) are provided on the side of the plug-in blocks (301), and a plurality of rotating blocks (404) for driving a plurality of groups of arc-shaped locking strips (402) to be inserted into the plurality of arc-shaped locking holes (403) are provided on the outer surface of the cutter disc (100), and a hexagonal operating groove is provided on the outer surface of the rotating block (404).

2. The cutter for a pulverizer according to claim 1, characterized in that: The rear surface of the crushing blade (200) is fixedly provided with an arc-shaped connecting plate (303) adapted to the outer surface of the cutter disc (100); four mounting holes are evenly arranged on the surface of the arc-shaped connecting plate (303); the inner walls of the four mounting holes are all provided with hexagon socket bolts (304); the top inner walls of the mounting holes are provided with first countersunk holes adapted to the end caps of the hexagon socket bolts (304).

3. The cutter for a pulverizer according to claim 2, characterized in that: The outer surface of the cutter disc (100) is provided with a cylindrical threaded hole (305) adapted to the mounting hole and threadedly connected to the outer surface of the hexagon socket bolt (304).

4. The cutter for a pulverizer according to claim 1, characterized in that: The outer surface of the cutter disc (100) is provided with a second countersunk hole for the rotation of the rotating block (404); the inner wall of the second countersunk hole is rotatably provided with a threaded column (405) extending into the interior of the annular slideway (401) and rotatably connected to the inner wall of the annular slideway (401); the rotating block (404) is fixed to the end of the threaded column (405).

5. The cutter for a pulverizer according to claim 4, characterized in that: The inner wall of the annular slideway (401) is slidably provided with a sliding block (406) corresponding to the threaded column (405), and the surface of the sliding block (406) is provided with a threaded hole threadedly connected to the outer surface of the threaded column (405).

6. The cutter for a pulverizer according to claim 5, characterized in that: Two symmetrical connecting rods (407) are rotatably provided on the outer surface of the sliding block (406), and one end of the two connecting rods (407) away from the sliding block (406) is rotatably connected to the surfaces of two adjacent arc-shaped locking strips (402) respectively.

7. The cutter for a pulverizer according to claim 6, characterized in that: The surfaces of the sliding block (406) and the arc-shaped locking strip (402) are both provided with a rotation groove, the inner wall of the rotation groove is fixedly provided with a rotation shaft, and the two ends of the connecting rod (407) are rotatably connected to the rotation shaft surface of the inner wall of the rotation groove on the sliding block (406) and the arc-shaped locking strip (402).

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