Auxiliary installation device for rocker arm gear of coal mining machine

Abstract

The utility model discloses an auxiliary device for installing a rocker arm gear of a coal mining machine, which relates to the technical field of coal mining machines, and particularly comprises a positioning plate which slides on the side wall of a rocker arm of the coal mining machine through a positioning plate positioning part, and a plurality of gear assembly positioning parts are arranged on the positioning plate. The gear assembly positioning parts are in one-to-one correspondence with gear mounting cavities formed in the side wall of the coal mining machine, and the gear assembly positioning parts are inserted into a bushing in a rocker arm transmission gear assembly of the coal mining machine in a sliding manner. According to the coal mining machine rocker arm gear installation auxiliary device, a gear assembly needing to be installed is installed on the gear assembly installation module on the positioning plate in advance, the positioning plate and the rocker arm are positioned and installed, the positioning plate is pushed to plug the gear assembly into the rocker arm, and the installation speed of a transmission gear in the rocker arm is greatly increased through the structure.

Description

Technical Field

[0001] The utility model relates to the technical field of coal mining machines, in particular to a rocker arm gear installation auxiliary device for coal mining machines. Background Art

[0002] The rocker arm of a coal mining machine is usually an important component used in coal mining machinery and equipment, used to support and control the work of the coal mining machine. These rockers usually have certain swing and rotation functions to help the coal mining machine to carry out effective coal mining operations in the mine. There are multiple sets of gears installed in the rocker arm of the coal mining machine for transmission. The installation process of the gears is relatively laborious. Due to the heavy gears, the rocker arm needs to be laid flat, and then the gear assembly is lifted and inserted into the rocker arm by the lifting equipment. Only one can be installed at a time. Gear installation chambers are set on both sides of the rocker arm. After installing one side, the rocker arm needs to be turned over and then installed on the other side. Therefore, a coal mining machine rocker arm gear installation auxiliary device is designed. Utility Model Content

[0003] The utility model aims to provide a coal mining machine rocker arm gear installation auxiliary device to solve the problem of inconvenient installation of the internal gear set of the coal mining machine proposed in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a coal mining machine rocker arm gear installation auxiliary device, including a positioning plate that slides on the side wall of the coal mining machine rocker arm through a positioning plate positioning component, and a plurality of gear assembly positioning components are arranged on the positioning plate, and the gear assembly positioning components correspond one by one to the gear installation cavity opened on the side wall of the coal mining machine, and the gear assembly positioning components are slidably inserted into the bushing in the coal mining machine rocker arm transmission gear assembly.

[0005] Preferably, the positioning plate positioning component is a guide rod slidably inserted at the four corners of the positioning plate, and the guide rod cooperates with a slot provided on the side wall of the rocker arm of the coal mining machine.

[0006] Preferably, the gear assembly positioning component includes a rotation module and a gear assembly mounting module.

[0007] Preferably, the rotating module comprises an end cover, a bearing is fixedly connected inside the end cover, a threaded rod extends from the inner wall of the end cover, a plurality of through holes are opened on the side wall of the positioning plate, and the end cover is fixedly inserted in the through holes.

[0008] Preferably, the gear assembly mounting module includes a rotating disk, a socket is arranged in the middle of the rotating disk, a sleeve is arranged on one side of the rotating disk, the sleeve is fixedly inserted in the bearing, the threaded rod is inserted in the socket and a locking nut is threadedly sleeved on the end, and a plurality of annularly arranged plug rods are fixed on the rotating disk, and the plug rods are slidably inserted in the mounting hole on the bushing in the rocker arm transmission gear assembly of the coal mining machine.

[0009] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0010] The utility model discloses a coal mining machine rocker arm gear installation auxiliary device, which pre-installs the gear assembly to be installed on the positioning plate through the gear assembly installation module on the positioning plate, then positions and installs the positioning plate and the rocker arm, and pushes the positioning plate to insert the gear assembly into the rocker arm. This structure greatly improves the installation speed of the transmission gear in the rocker arm. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0012] Figure 2 This is a schematic diagram of the structure of the gear positioning assembly in the utility model;

[0013] Figure 3 This is a schematic diagram of the rocker arm structure of a coal mining machine.

[0014] In the figure: 1, positioning plate; 2, guide rod; 3, slot; 4, gear mounting cavity; 5, through hole; 6, gear assembly positioning component; 61, end cover; 62, threaded rod; 63, bearing; 64, locking nut; 65, rotating disk; 66, sleeve; 67, socket; 68, plug rod. DETAILED DESCRIPTION

[0015] 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 implementation regulations described are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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.

[0016] See also Figure 1-3 A coal mining machine rocker arm gear installation auxiliary device includes a positioning plate 1 that slides on the side wall of the coal mining machine rocker arm through a positioning plate positioning component, and a plurality of gear assembly positioning components 6 are arranged on the positioning plate 1. The gear assembly positioning components 6 correspond one by one to the gear installation cavities 4 opened on the side wall of the coal mining machine, and the gear assembly positioning components 6 are slidably inserted into the bushing in the coal mining machine rocker arm transmission gear assembly.

[0017] The positioning plate positioning component is a guide rod 2 that is slidably inserted at the four corners of the positioning plate 1, and the guide rod 2 cooperates with the slot 3 opened on the side wall of the coal mining machine rocker arm. Through this structure, the positioning plate 1 and the coal mining machine rocker arm are positioned and installed, which is convenient for the subsequent assembly of the gear assembly.

[0018] The gear assembly positioning component 6 includes a rotating module and a gear assembly mounting module, wherein the rotating module includes an end cover 61, a bearing 63 is fixedly connected to the end cover 61, and a threaded rod 62 extends from the inner wall of the end cover 61, and a plurality of through holes 5 are opened on the side wall of the positioning plate 1, and the end cover 61 is fixedly inserted in the through hole 5. This structure enables the gear assembly mounting module to rotate freely relative to the rotating module, so that the gear assembly can adjust the installation position during installation.

[0019] The gear assembly installation module includes a rotating disk 65, a socket 67 is arranged in the middle of the rotating disk 65, a sleeve 66 is arranged on one side of the rotating disk 65, the sleeve 66 is fixedly inserted in the bearing 63, the threaded rod 62 is inserted in the socket 67 and the locking nut 64 is threadedly sleeved on the end, and a plurality of annularly arranged plug rods 68 are fixed on the rotating disk 65. The plug rods 68 are slidably inserted in the mounting holes on the bushings in the rocker arm transmission gear assembly of the coal mining machine, so that the gear assembly can be installed on the plug rods 68, and the gear assembly can be sent into the gear installation cavity 4 by pushing the positioning plate 1.

[0020] Working principle: The utility model is a coal mining machine rocker arm gear installation auxiliary device. When in use, first install the gear assembly on the insertion rod 68, and then insert the guide rod 2 inserted in the four corners of the positioning plate 1 into the slot 3 on the coal mining machine rocker arm. Through this structure, the positioning plate 1 and the coal mining machine rocker arm are positioned and installed. Since the gear assembly installation module can rotate relative to the rotation module, the gear assembly can rotate the angle during installation, adjust the installation, and can better mesh with other gears. After adjustment, push the positioning plate 1 to insert the gear assembly into the gear installation cavity 4, and draw the insertion rod 68 from it, leaving the gear assembly in the gear installation cavity 4, and then screw the screw into the bushing installation hole to fix it to the rocker arm.

[0021] 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 coal mining machine rocker arm gear installation auxiliary device, comprising a positioning plate (1) sliding on the side wall of the coal mining machine rocker arm through a positioning plate positioning component, characterized in that: The positioning plate (1) is provided with a plurality of gear assembly positioning components (6), the gear assembly positioning components (6) corresponding one to one with the gear installation cavity (4) provided on the side wall of the coal mining machine, and the gear assembly positioning components (6) are slidably plugged into the bushing in the rocker arm transmission gear assembly of the coal mining machine.

2. A coal mining machine rocker gear installation auxiliary device according to claim 1, characterized in that: The positioning plate positioning component is a guide rod (2) slidably inserted at the four corners of the positioning plate (1), and the guide rod (2) cooperates with a slot (3) provided on the side wall of the rocker arm of the coal mining machine.

3. The coal mining machine rocker gear installation auxiliary device according to claim 1, characterized in that: The gear assembly positioning component (6) comprises a rotating module and a gear assembly mounting module.

4. A coal mining machine rocker gear installation auxiliary device according to claim 3, characterized in that: The rotating module comprises an end cover (61), a bearing (63) is fixedly connected inside the end cover (61), and a threaded rod (62) extends from the inner wall of the end cover (61); a plurality of through holes (5) are formed on the side wall of the positioning plate (1), and the end cover (61) is fixedly inserted into the through holes (5).

5. A coal mining machine rocker gear installation auxiliary device according to claim 4, characterized in that: The gear assembly mounting module comprises a rotating disk (65), a plug hole (67) is arranged in the middle of the rotating disk (65), a sleeve (66) is arranged on one side of the rotating disk (65), the sleeve (66) is fixedly inserted in the bearing (63), the threaded rod (62) is inserted in the plug hole (67) and a locking nut (64) is threadedly sleeved on the end, and a plurality of annularly arranged plug rods (68) are fixed on the rotating disk (65), and the plug rods (68) are slidably inserted in the mounting hole on the bushing in the rocker arm transmission gear assembly of the coal mining machine.

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