Crusher rotor structure convenient to install

Abstract

The utility model discloses a crusher rotor structure convenient to install, relates to the technical field of crusher rotors, and aims to solve the problems that a rotor is not easy to install in a machine base of a crusher and the installation and disassembly efficiency is low due to the fact that an existing crusher rotor structure is integral and not easy to flexibly disassemble and assemble. A plurality of rotating brackets are mounted outside the rotating shaft in a sleeving manner, each rotating bracket is provided with four mounting positions, each mounting position is rotatably provided with a plate hammer, the plate hammers are rotatably connected with the rotating brackets through bolt rods, bolt holes are formed in the rotating brackets and the plate hammers, and the bolt holes are connected with the rotating brackets through bolts. The bolt rods are inserted into the bolt holes, two bolt rods are inserted into the bolt holes in the same plate hammer, and the two bolt rods are oppositely arranged. And the effects that the assembly can be independently disassembled and assembled, the assembling and disassembling efficiency of the rotor is high, and the flexibility is high are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of crusher rotors, in particular to a rotor structure for a crusher which is easy to install. Background Art

[0002] As the name suggests, the rotor of the crusher refers to the rotating component inside the crusher. It is one of the main components for crushing materials inside the crusher and also one of the core components. The high-speed rotating rotor can move the fallen materials and at the same time the driven pendulum can crush the materials to realize the material crushing operation.

[0003] The existing crusher rotor structure is relatively integral and difficult to flexibly disassemble and assemble, which makes it difficult to install the rotor in the crusher base and the installation and disassembly efficiency is low. Utility Model Content

[0004] The utility model aims to provide a rotor structure for a crusher which is easy to install and can independently disassemble and install components, and has high rotor loading and unloading efficiency and high flexibility.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A rotor structure for a crusher that is easy to install includes a rotating shaft, a plurality of rotating brackets are sleeved and installed on the outside of the rotating shaft, four mounting positions are provided on the rotating bracket, and a plate hammer is rotatably installed on each mounting position, and the plate hammer is rotationally connected to the rotating bracket through a latch rod.

[0007] By adopting the above technical solution, the rotating brackets can be installed one by one, and the plate hammers can be installed individually, which effectively improves the convenience of on-site installation of the rotor.

[0008] Furthermore, the rotating bracket and the plate hammer are both provided with latch holes, the latch rods are inserted inside the latch holes, two latch rods are inserted into the latch hole on the same plate hammer, and the two latch rods are arranged opposite to each other.

[0009] By adopting the above technical solution, the stability of the connection between the plate hammer and the rotating bracket is ensured, and the latch rod can be easily disassembled, and then the plate hammer can be easily disassembled.

[0010] Furthermore, a countersunk hole is provided at one end of the latch hole of the plate hammer, and a circular ring-shaped limit block is installed on the internal thread of the countersunk hole, and the limit block is sleeved on the outside of one end of the latch rod.

[0011] By adopting the above technical solution, the limit block can be conveniently installed, and the limit block can be used to perform a limit operation on the latch rod.

[0012] Furthermore, threaded holes are provided on the side surfaces of the rotating bracket and the rotating shaft, and the internal threads of the threaded holes are provided with limit bolts.

[0013] By adopting the above technical solution, the rotating bracket can be firmly fixed on the outer surface of the rotating shaft by using the limiting bolts.

[0014] Furthermore, the symmetrical side surfaces of the rotating shaft are provided with limiting grooves, the inner wall of the through hole of the central axis of the rotating bracket is provided with limiting protrusions, and the limiting protrusions are buckled in the limiting grooves.

[0015] By adopting the above technical solution, the rotation stability of the rotating bracket is effectively improved.

[0016] Furthermore, both ends of the rotating shaft are sleeved with a bearing seat, the inner wall of the bearing seat is buckled with a bearing, and the bearing is sleeved and fixed on the outside of both ends of the rotating shaft.

[0017] By adopting the above technical solution, the stability of the rotation of the shaft is effectively improved.

[0018] In summary, the beneficial technical effects of the utility model are:

[0019] The utility model has two latch rods installed opposite to each other in the latch hole on each plate hammer, and the two ends of the latch rods are limited by limit blocks. Therefore, the limit blocks can be removed and the latch rods can be pulled out, so that the plate hammers can be quickly installed and disassembled, which is convenient for on-site installation and convenient for replacing damaged plate hammers in later use. The overall efficiency is higher. At the same time, when installing the entire rotor, the rotating brackets can be sleeved on the outside of the rotating shaft one by one, which effectively improves the convenience of installing the rotor inside the crusher. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0021] Figure 2 For this utility model Figure 1 Enlarged view of point A.

[0022] In the figure: 1. rotating shaft; 2. rotating bracket; 3. limiting groove; 4. hammer; 5. bearing; 6. bearing seat; 7. countersunk hole; 8. latch rod; 9. limiting block; 10. latch hole; 11. limiting bolt. DETAILED DESCRIPTION

[0023] The method of the utility model is further described in detail below in conjunction with the accompanying drawings.

[0024] See attached Figure 1 , Attachment Figure 2A rotor structure for a crusher that is easy to install, comprising a rotating shaft 1, a plurality of rotating brackets 2 are sleeved and installed on the outside of the rotating shaft 1, four mounting positions are provided on the rotating bracket 2, and a plate hammer 4 is rotatably installed on each mounting position, the plate hammer 4 is rotatably connected to the rotating bracket 2 through a latch rod 8, latch holes 10 are provided on the rotating bracket 2 and the plate hammer 4, the latch rod 8 is inserted into the inside of the latch hole 10, two latch rods 8 are inserted into the latch hole 10 on the same plate hammer 4, and the two latch rods 8 are oppositely arranged, a countersunk hole 7 is provided at one end of the latch hole 10 of the plate hammer 4, and a circular ring-shaped limit block 9 is installed on the internal thread of the countersunk hole 7, and the limit block 9 is sleeved on the outside of one end of the latch rod 8 The rotating bracket 2 and the side surfaces of the rotating shaft 1 are provided with threaded holes, and the internal threads of the threaded holes are installed with limiting bolts 11. Since two latch rods 8 are installed opposite to each other in the latch holes 10 on each plate hammer 4, and the two ends of the latch rods 8 are limited by limiting blocks 9, the limiting blocks 9 can be removed and the latch rods 8 can be pulled out, so that the plate hammer 4 can be quickly installed and disassembled, which is convenient for on-site installation. At the same time, the damaged plate hammer 4 can be easily replaced during later use, and the overall efficiency is higher. At the same time, when installing the entire rotor, the rotating bracket 2 can be sleeved on the outside of the rotating shaft 1 one by one, which effectively improves the convenience of installing the rotor inside the crusher.

[0025] Reference Figure 1 , limiting grooves 3 are provided on the symmetrical side surfaces of the rotating shaft 1, and limiting protrusions are provided on the inner wall of the central axis through hole of the rotating bracket 2, and the limiting protrusions are snapped into the inside of the limiting grooves 3, wherein the limiting grooves 3 and the limiting protrusions can cooperate with each other to drive the rotating bracket 2 to rotate stably when the rotating shaft 1 rotates.

[0026] Reference Figure 1 A bearing seat 6 is sleeved at both ends of the rotating shaft 1, and a bearing 5 is snap-fitted on the inner wall of the bearing seat 6. The bearing 5 is sleeved and fixed on the outside of the two ends of the rotating shaft 1, wherein the bearing 5 can be used to improve the rotation stability of the rotating shaft 1.

[0027] Working principle: When in use, first install each component of the rotor on the crusher one by one. During installation, first pass one end of the shaft 1 through the mounting hole on the crusher base and place it inside the crusher base, and then sleeve the rotating bracket 2 on the outside of the shaft 1 one by one. When sleeved each rotating bracket 2, install the limit bolt 11 in the corresponding threaded hole of the rotating bracket 2 and the shaft 1, and then install the plate hammer 4 one by one. During installation, align the pin hole 10 on the plate hammer 4 with the pin hole 10 on the rotating bracket 2, and then insert a pin rod 8 from both ends of the pin hole 10 respectively, so that the two pin rods 8 are installed oppositely in the pin holes 10 of the same row of plate hammer 4, and then thread the limit block 9 into the corresponding countersunk hole 7 to limit the pin rod 8, and then snap-fit ​​the bearing 5 at both ends of the shaft 1, and finally install the bearing seat 6. After installation, the rotor can rotate stably.

[0028] The embodiments of this specific implementation method are all preferred embodiments of the utility model, and are not intended to limit the protection scope of the utility model. Therefore, all equivalent changes made based on the structure, shape, and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A rotor structure for a crusher that is easy to install, comprising a rotating shaft (1), characterized in that: A plurality of rotating brackets (2) are sleeved and installed on the outside of the rotating shaft (1), and four mounting positions are arranged on the rotating bracket (2), and a plate hammer (4) is rotatably mounted on each mounting position, and the plate hammer (4) is rotatably connected to the rotating bracket (2) via a latch rod (8).

2. A rotor structure for a crusher that is easy to install according to claim 1, characterized in that: The rotating bracket (2) and the plate hammer (4) are both provided with a latch hole (10), and the latch rod (8) is inserted inside the latch hole (10). Two latch rods (8) are inserted into the latch hole (10) on the same plate hammer (4), and the two latch rods (8) are arranged opposite to each other.

3. A rotor structure for a crusher that is easy to install according to claim 2, characterized in that: A countersunk hole (7) is provided at one end of the latch hole (10) of the plate hammer (4), and a circular ring-shaped limit block (9) is installed on the internal thread of the countersunk hole (7), and the limit block (9) is sleeved on the outside of one end of the latch rod (8).

4. The rotor structure for a crusher that is easy to install according to claim 1, characterized in that: The side surfaces of the rotating bracket (2) and the rotating shaft (1) are both provided with threaded holes, and the internal threads of the threaded holes are provided with limit bolts (11).

5. The rotor structure for a crusher that is easy to install according to claim 1, characterized in that: The symmetrical side surfaces of the rotating shaft (1) are each provided with a limiting groove (3), and the inner wall of the central axis through hole of the rotating bracket (2) is provided with a limiting protrusion, and the limiting protrusion is buckled in the interior of the limiting groove (3).

6. The rotor structure for a crusher that is easy to install according to claim 1, characterized in that: A bearing seat (6) is sleeved on both ends of the rotating shaft (1), a bearing (5) is snap-fitted on the inner wall of the bearing seat (6), and the bearing (5) is sleeved and fixed on the outside of the two ends of the rotating shaft (1).

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