CN220475385U

CN220475385U - Cable overturning device for coal mining machine

Info

Publication number: CN220475385U
Application number: CN202321219966.5U
Authority: CN
Inventors: 李辉; 马卓; 郭俊杰
Original assignee: Dongjiahe Coal Mine Branch Of Shaanxi Chenghe Mining Co ltd
Current assignee: Dongjiahe Coal Mine Branch Of Shaanxi Chenghe Mining Co ltd
Priority date: 2023-05-19
Filing date: 2023-05-19
Publication date: 2024-02-09
Anticipated expiration: 2033-05-19

Abstract

The utility model discloses a cable overturning device of a coal mining machine, which relates to the technical field of cable overturning and comprises a frame body, wherein a first cylinder is fixedly arranged on the bottom surface of the top of the frame body, a fixed plate is fixedly arranged at the tail end of a piston rod of the first cylinder, the two ends of the fixed plate extend downwards, the two ends of the fixed plate are fixedly connected with a second cylinder and a third cylinder, and overturning devices are arranged at the tail ends of piston rods of the second cylinder and the third cylinder; the turnover device comprises a shell, a plurality of gears, balls, a gear track and a motor, wherein the motor is fixedly arranged on the upper surface of the shell, and a plurality of gears are arranged inside the plurality of shells. According to the utility model, the second cylinder and the third cylinder are adopted to control the shell, so that the cable on the ground is not required to be manually placed on the overturning platform, and the cable on the ground is directly grabbed to overturn through the control of the second cylinder and the third cylinder, so that not only is the operation staff saved, but also the labor cost is reduced, and meanwhile, the labor intensity is reduced, and the cable overturning device has market competitiveness.

Description

Cable overturning device for coal mining machine

Technical Field

The utility model relates to the technical field of cable overturning, in particular to a cable overturning device for a coal mining machine.

Background

The coal mining machine is developed from a coal cutter, is a large complex system coal mining machine integrating mechanical, electric and hydraulic functions, and is one of important equipment for realizing mechanization and modernization of coal mine production.

The existing cable supporting device of the coal mining machine needs to turn over when the coal mining machine walks, but the existing cable turning device needs to manually put the overground cable into the turning table or directly put into the turning device, and then turns over the cable, so that the labor intensity and operators are greatly increased, and the labor cost is increased.

Disclosure of Invention

The present utility model has been made in view of the above-described problems with the conventional cable inversion.

Therefore, the utility model aims to provide a cable overturning device for a coal mining machine, which solves the problem that cables cannot be overturned directly.

In order to achieve the above object, the present utility model provides the following technical solutions:

the cable overturning device for the coal mining machine comprises a frame body and is characterized in that a first air cylinder is fixedly arranged on the bottom surface of the top of the frame body, a fixed plate is fixedly arranged at the tail end of a piston rod of the first air cylinder, two ends of the fixed plate extend downwards, two ends of the fixed plate are fixedly connected with a second air cylinder and a third air cylinder, and overturning devices are arranged at the tail ends of piston rods of the second air cylinder and the third air cylinder;

the turnover device comprises a shell, a plurality of gears, balls, a gear track and a motor, wherein the motor is fixedly arranged on the upper surface of the shell, the gears are arranged inside the shell and rotatably arranged on the inner wall of the shell through a rotating shaft, the output end of the motor is provided with a transmission mechanism connected with one of the gears, the gears are connected through the gear track in a transmission mode, one side of the shell is provided with a ball groove, a plurality of balls are arranged in the ball groove, the balls are uniformly and rotatably clamped in the ball groove, and the outer side of the gear track is in friction fit with the balls.

Preferably, the transmission mechanism comprises a rotary rod, a first bevel gear and a second bevel gear, the output end of the motor is fixedly provided with the rotary rod, the tail end of the rotary rod is provided with the first bevel gear, one side of the first bevel gear is meshed with the second bevel gear, and the second bevel gear is fixedly connected with the rotary shaft.

Preferably, a shovel blade is fixedly arranged at the bottom of the shell.

Preferably, the outer side wall of the frame body is fixedly provided with a control panel.

Further, the bottom of the frame body is fixedly provided with a travelling wheel, and the travelling wheel is provided with a fixer.

Preferably, the balls are solid rubber beads.

In the technical scheme, the utility model has the technical effects and advantages that:

1. according to the utility model, the second cylinder and the third cylinder are used for controlling the shell, the cable on the ground is not required to be placed on the overturning platform manually, the second cylinder and the third cylinder start to shrink when the first cylinder is pressed down, the second cylinder and the third cylinder are pressed down simultaneously when the shovel blade is close to the ground, and the cable is fed into the overturning device by the shovel blade, so that not only is the operation personnel saved, but also the labor cost reduced, and meanwhile, the labor intensity is reduced, and the electric cable overturning device has market competitiveness.

2. According to the utility model, the ball structure is adopted, the motor drives the transmission mechanism to rotate, so that the gear drives the gear track, and the gear track drives the balls through friction force, so that the balls slowly rotate to drive the cable to turn over, the synchronization is good, the balls in the ball grooves on the same side realize common rotation, and the rotating process is very stable.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a front view of the present utility model;

FIG. 2 is a shell anatomy of the present utility model;

FIG. 3 is a schematic diagram of a motor and transmission arrangement according to the present utility model;

reference numerals illustrate:

1. a frame body; 2. a first cylinder; 3. a fixing plate; 4. a second cylinder; 5. a third cylinder; 6. an operation panel; 7. a housing; 8. a motor; 9. a ball groove; 10. a ball; 11. a gear; 12. a rotating shaft; 13. a gear track; 14. a rotating lever; 15. a first bevel gear; 16. a second bevel gear; 17. a walking wheel; 18. a holder; 19. a turnover device, 20, and a shovel blade.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The embodiment of the utility model discloses a cable overturning device for a coal mining machine.

The utility model provides a cable turnover device for a coal mining machine, which is shown in fig. 1-3, and comprises a frame body 1, wherein a first air cylinder 2 is fixedly arranged on the bottom surface of the top of the frame body 1, a fixed plate 3 is fixedly arranged at the tail end of a piston rod of the first air cylinder 2, the two ends of the fixed plate 3 extend downwards, the two ends of the fixed plate 3 are fixedly connected with a second air cylinder 4 and a third air cylinder 5, and turnover devices 19 are arranged at the tail ends of piston rods of the second air cylinder 4 and the third air cylinder 5;

the turnover device 19 comprises a shell 7, a plurality of gears 11, balls 10, a gear track 13 and a motor 8, wherein the motor 8 is fixedly arranged on the upper surface of the shell 7, the gears 11 are rotatably arranged on the inner wall of the shell 7 through a rotating shaft 12, the output end of the motor 8 is provided with a transmission mechanism connected with one of the gears 11, the gears 11 are in transmission connection with the gear track 13, one side of the shell 7 is provided with a ball groove 9, a plurality of balls 10 are arranged in the ball groove 9, the balls 10 are uniformly and rotatably clamped in the ball groove 9, the outer side of the gear track 13 is in friction fit with the balls 10, the frame body 1 is placed above a cable, the second cylinder 4 and the third cylinder 5 start to shrink when the first cylinder 2 is pressed down, when the scraper 20 is close to the ground, the second cylinder 4 and the third cylinder 5 are simultaneously pressed down, the cable is fed into the turnover device 19 through the scraper 20, and the motor 8 moves to drive the gear track 13 to rub the balls 10 to turn over the cable.

For better drive gear track 13, as shown in fig. 2, drive mechanism includes rotary rod 14, first bevel gear 15 and second bevel gear 16, and the motor 8 output is fixed and is equipped with rotary rod 14, the rotary rod 14 end is provided with first bevel gear 15, first bevel gear 15 one side meshing is equipped with second bevel gear 16, second bevel gear 16 and pivot 12 fixed connection, and motor 8 drives drive mechanism and rotates, makes gear 11 drive gear track 13, and then makes ball 10 rotate through gear track 13. So that the ball 10 rotates slowly to turn the cable upside down.

In order to better grip the cable, as shown in fig. 3, a scraper 20 is fixedly arranged at the bottom of the housing 7, and when the scraper 20 is close to the ground, the scraper 20 is used for scraping the cable into the turnover device 19.

In order to conveniently control the second air cylinder 4 and the third air cylinder 5, as shown in fig. 1, an operation panel is fixedly arranged on the outer side wall of the frame body 1, a worker firstly controls the first air cylinder 2 to press down and simultaneously operates the second air cylinder 4 and the third air cylinder 5 to press, and the shovel blade 20 is close to the ground to operate the second air cylinder 4 and the third air cylinder 5 to press down.

In order to better fix the travelling wheel 17, as shown in fig. 1, the travelling wheel 17 is fixedly arranged at the bottom of the frame body 1, the travelling wheel 17 is provided with a fixer 18, and the travelling wheel 17 is fixed by pressing down the fixer 18 after determining the position, so that accidents in the overturning process are prevented.

Finally, in order to increase the friction force at the time of overturning, as shown in fig. 3, the ball 10 is a solid rubber bead.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. The utility model provides a coal-winning machine cable turning device, includes frame body (1), its characterized in that, frame body (1) top bottom surface fixed mounting has first cylinder (2), first cylinder (2) piston rod end fixed mounting has fixed plate (3), fixed plate (3) both ends downwardly extending, fixed plate (3) both ends fixed connection second cylinder (4) and third cylinder (5), second cylinder (4) and third cylinder (5) piston rod end are provided with turning device (19);

the turnover device (19) comprises a shell (7), a plurality of gears (11), balls (10), a gear track (13) and a motor (8), wherein the motor (8) is fixedly arranged on the upper surface of the shell (7), a plurality of gears (11) are arranged inside the shell (7), the gears (11) are rotationally arranged on the inner wall of the shell (7) through a rotating shaft (12), the output end of the motor (8) is provided with a transmission mechanism connected with one of the gears (11), the gears (11) are in transmission connection through the gear track (13), one side of the shell (7) is provided with a ball groove (9), a plurality of balls (10) are arranged in the ball groove (9), and the balls (10) are uniformly in rolling joint with the ball groove (9), and the outer side of the gear track (13) is in friction joint with the balls (10).

2. The cable turnover device of the coal mining machine according to claim 1, wherein the transmission mechanism comprises a rotating rod (14), a first bevel gear (15) and a second bevel gear (16), the output end of the motor (8) is fixedly provided with the rotating rod (14), the tail end of the rotating rod (14) is provided with the first bevel gear (15), one side of the first bevel gear (15) is meshed with the second bevel gear (16), and the second bevel gear (16) is fixedly connected with the rotating shaft (12).

3. The cable turnover device of the coal mining machine according to claim 1, wherein a scraper knife (20) is fixedly arranged at the bottom of the shell (7).

4. The cable turnover device of the coal mining machine according to claim 1, wherein a control panel (6) is fixedly arranged on the outer side wall of the frame body (1).

5. The cable turnover device of the coal mining machine according to claim 1, wherein a travelling wheel (17) is fixedly arranged at the bottom of the frame body (1), and the travelling wheel (17) is provided with a fixer (18).

6. A coal mining machine cable tilting device according to claim 1, wherein the balls (10) are solid rubber beads.