CN218954468U - Supporting device of coal mining machine - Google Patents

Abstract

The utility model relates to the technical field of coal mining equipment, and discloses a coal mining machine supporting device, which comprises a motor box, wherein a servo motor is fixedly connected inside the motor box, a transmission rod is connected to an output end spline of the servo motor, one end of the transmission rod is fixedly connected with a threaded sleeve, the inside of the threaded sleeve is in threaded connection with a threaded rod, one end of the threaded rod is fixedly connected with a damping plate, and damping assemblies are sequentially and equidistantly distributed on two sides of the surface of the damping plate from left to right. This coal-winning machine strutting arrangement, through servo motor, transfer line, screw sleeve and threaded rod's setting, when needs coal-winning at different colliery heights, switch on servo motor power, servo motor begins the work, drives the transfer line and rotates to drive the screw sleeve and rotate, and then drive threaded rod upward movement, make damper upward movement, and then changed the working height of coal-winning machine.

Description

Supporting device of coal mining machine

Technical Field

The utility model relates to the technical field of coal mining equipment, in particular to a supporting device of a coal mining machine.

Background

The coal mining machine is a large complex system integrating machinery, electricity and hydraulic, is one of important equipment for realizing mechanization and modernization of coal mine production, and can reduce physical labor and improve safety by mechanized coal mining, thereby achieving the purposes of high yield, high efficiency and low consumption.

The coal cutter supporting device disclosed in the Chinese patent application publication CN207892612U is convenient for fixing the transverse plate by arranging the inserted link on the transverse plate, is convenient for rotating the threaded rod by arranging the knob on the threaded rod, is convenient for cleaning coal scraps on the track by arranging the brush hair in the supporting frame, and can effectively clean the coal scraps on the track, so that the operation of the coal cutter is accelerated to a certain extent, and meanwhile, the labor and the material resources are saved, and the coal cutter efficiency of the coal cutter is improved.

However, the existing shearer support devices have the following disadvantages:

(1) The existing supporting device of the coal mining machine is relatively fixed in height, and operation is not convenient enough when coal mining is carried out on coal mines with different heights;

(2) The existing supporting device of the coal mining machine is easy to shake due to vibration when the coal mining machine works, and the service life of the supporting device is reduced.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a supporting device of a coal mining machine, which solves the problems that the coal mining machine provided in the background art is not convenient enough to coal the coal mines with different heights and is easy to shake due to vibration when the coal mining machine works, so that the service life of the device is reduced.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a coal-winning machine strutting arrangement, includes the motor case, the inside fixedly connected with servo motor of motor case, servo motor's output spline connection has the transfer line, the one end fixedly connected with screw sleeve of transfer line, screw sleeve's inside threaded connection has the threaded rod, the one end fixedly connected with shock attenuation board of threaded rod, the both sides on shock attenuation board surface are from left to right equidistant fixedly connected with damper in proper order, damper's top fixedly connected with places the board.

Optionally, the bottom fixed connection bottom plate of motor case, the equal fixedly connected with first hydraulic stem in both sides of bottom plate surface, the one end of first hydraulic stem is fixed in the bottom of shock attenuation board.

Optionally, the standing groove has been seted up on the surface of standing plate, the spout has all been seted up to the inside both sides of standing groove, the inside both ends of spout all sliding connection has the slider.

Optionally, the surface fixedly connected with of slider presss from both sides tight subassembly, the one end of pressing from both sides tight subassembly runs through the standing groove.

Optionally, the clamping assembly includes splint, bearing, screw thread post and rotary valve, the one end fixedly connected with screw thread post of rotary valve, the one end of screw thread post is through bearing fixedly connected with splint.

Optionally, the damper comprises an upper plate, a moving column, a B spring, a piston, a sleeve and a lower plate, wherein the moving column is fixedly connected with the surface of the upper plate, the B spring is sleeved on the surface of the moving column, one end of the moving column is fixedly connected with the piston, the surface of the piston is slidably connected with the sleeve, and one end of the sleeve is fixedly connected with the lower plate.

(III) beneficial effects

The utility model provides a supporting device of a coal mining machine, which has the following beneficial effects:

1. this coal-winning machine strutting arrangement, through servo motor, transfer line, screw sleeve and threaded rod's setting, when the coal mining is carried out at different colliery heights to needs, switch on servo motor power, servo motor begins the work, drives the transfer line and rotates to drive the screw sleeve and rotate, and then drive threaded rod upward movement, and then changed the working height of coal-winning machine, be convenient for coal-winning to the coal mine position of different height, improved coal-winning machine strutting arrangement's work efficiency.

2. This coal-winning machine strutting arrangement, through movable column in the damper, B spring, piston and sheathed tube setting, when the coal-winning machine during operation for place the board and produce vibrations, the movable column takes place decurrent motion this moment, and B spring can reset the movable column, and the upper and lower activity of movable column drives the piston and reciprocates in the sleeve pipe, makes the sleeve pipe inner wall produce heat, converts the energy that vibrations produced into heat energy output, effectually reduced because of vibrations lead to coal-winning machine strutting arrangement's rocking, improved strutting arrangement's life.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a placement plate structure of the present utility model;

FIG. 3 is a schematic view of a shock absorbing assembly according to the present utility model;

fig. 4 is a schematic view of a lifting structure according to the present utility model.

In the figure: 1. a motor case; 2. a servo motor; 3. a transmission rod; 4. a threaded sleeve; 5. a threaded rod; 7. a shock absorbing plate; 8. a shock absorbing assembly; 801. an upper plate; 802. a moving column; 803. a spring B; 804. a piston; 805. a sleeve; 806. a lower plate; 9. placing a plate; 10. a bottom plate; 11. a first hydraulic lever; 12. a slide block; 14. a clamping assembly; 1401. a clamping plate; 1402. a bearing; 1403. a threaded column; 1404. and rotating the valve.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a coal-winning machine strutting arrangement, including motor case 1, through the setting of motor case 1, the effect of fixed servo motor 2 has been played, the inside fixedly connected with servo motor 2 of motor case 1, through the setting of servo motor 2, the effect of exporting power for transfer line 3 has been played, the output spline connection of servo motor 2 has transfer line 3, through the setting of transfer line 3, the effect of rotating screw sleeve 4 has been played, the one end fixedly connected with screw sleeve 4 of transfer line 3, through the setting of screw sleeve 4, the effect of rotating threaded rod 5 has been played, the inside threaded connection of screw sleeve 4 has threaded rod 5, through the setting of threaded rod 5, the effect of controlling damper 7 running state has been played, the one end fixedly connected with damper 7 of threaded rod 5, through the setting of damper 7, the effect of fixed damper 8 has been played, the both sides on damper 7 surface are equidistant distribution fixedly connected with damper 8 in proper order from a left side to right side, through the setting of damper 8, the effect of reducing the coal mining machine because of work, the top fixedly connected with places board 9, the effect of damper 9 has been played through the setting of placing board 9, the effect of placing the machine of vibration;

the bottom of the motor case 1 is fixedly connected with the bottom plate 10, the motor case 1 is fixed through the arrangement of the bottom plate 10, the first hydraulic rods 11 are fixedly connected to the two sides of the surface of the bottom plate 10, the threaded rods 5 are convenient to lift the shock absorption plates 7 through the arrangement of the first hydraulic rods 11, and one ends of the first hydraulic rods 11 are fixed to the bottoms of the shock absorption plates 7;

the surface of the placing plate 9 is provided with a placing groove, the placing groove plays a role in placing the coal mining machine, both sides of the inside of the placing groove are provided with sliding grooves, both ends of the inside of the sliding grooves are slidably connected with sliding blocks 12, and the clamping plate 1401 is driven to slide through the arrangement of the sliding blocks 12;

the surface of the sliding block 12 is fixedly connected with a clamping assembly 14, the clamping assembly 14 plays a role in clamping the coal mining machine, and one end of the clamping assembly 14 penetrates through the placing groove;

the clamping assembly 14 comprises a clamping plate 1401, a bearing 1402, a threaded column 1403 and a rotary valve 1404, wherein the clamping plate 1401 is arranged to play a role in fixing the coal mining machine, the bearing 1402 is arranged to play a role in preventing the clamping plate 1401 from rotating, the threaded column 1403 is arranged to play a role in controlling the clamping plate 1401 to move, the rotary valve 1404 is arranged to play a role in rotating the threaded column 1403, one end of the rotary valve 1404 is fixedly connected with the threaded column 1403, and one end of the threaded column 1403 is fixedly connected with the clamping plate 1401 through the bearing 1402;

the damping component 8 comprises an upper plate 801, a movable column 802, a B spring 803, a piston 804, a sleeve 805 and a lower plate 806, wherein the upper plate 801 is used for connecting a placing plate 9, the movable column 802 is used for driving the piston 804 to move, the B spring 803 is used for resetting the movable column 802, the piston 804 is used for friction with the sleeve 805 to generate heat, the sleeve 805 is used for placing the piston 804, the lower plate 806 is used for connecting a damping plate 7, the movable column 802 is fixedly connected with the surface of the upper plate 801, the B spring 803 is sleeved on the surface of the movable column 802, one end of the movable column 802 is fixedly connected with the piston 804, the sleeve 805 is slidably connected with the surface of the piston 804, and one end of the sleeve 805 is fixedly connected with the lower plate 806.

In the utility model, the working steps of the device are as follows:

1. firstly, placing the coal mining machine in a placing groove, and driving a clamping plate 1401 in the placing groove by a clamping assembly 14 to fix the coal mining machine;

2. then, according to the height of the coal mining area, a power supply of the servo motor 2 is connected, the servo motor 2 starts to work, the transmission rod 3 is driven to rotate, the threaded sleeve 4 is driven to rotate, the threaded rod 5 is driven to rotate upwards, the damping plate 7 moves upwards, and the working height of the coal mining machine is adjusted to coal mining;

3. and finally, after coal mining is finished. And controlling the servo motor 2 to reversely rotate, and after the height of the coal mining machine is adjusted to be in situ, disconnecting the power supply of the servo motor 2.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a coal-winning machine strutting arrangement, includes motor case (1), its characterized in that: the inside fixedly connected with servo motor (2) of motor case (1), the output spline connection of servo motor (2) has transfer line (3), the one end fixedly connected with screw sleeve (4) of transfer line (3), the inside threaded connection of screw sleeve (4) has threaded rod (5), the one end fixedly connected with shock attenuation board (7) of threaded rod (5), the both sides on shock attenuation board (7) surface are from left to right equidistance in proper order distributed fixedly connected with damper (8), the top fixedly connected with of damper (8) places board (9).

2. A shearer loader support device as claimed in claim 1, wherein: the motor box is characterized in that the bottom of the motor box (1) is fixedly connected with a bottom plate (10), two sides of the surface of the bottom plate (10) are fixedly connected with first hydraulic rods (11), and one ends of the first hydraulic rods (11) are fixed at the bottom of the shock absorption plate (7).

3. A shearer loader support device as claimed in claim 1, wherein: the surface of placing plate (9) has seted up the standing groove, the spout has all been seted up to the inside both sides of standing groove, the inside both ends of spout all sliding connection has slider (12).

4. A shearer loader support device as claimed in claim 3, wherein: the surface of the sliding block (12) is fixedly connected with a clamping assembly (14), and one end of the clamping assembly (14) penetrates through the placing groove.

5. The shearer loader support device of claim 4, wherein: the clamping assembly (14) comprises a clamping plate (1401), a bearing (1402), a threaded column (1403) and a rotary valve (1404), wherein the threaded column (1403) is fixedly connected to one end of the rotary valve (1404), and the clamping plate (1401) is fixedly connected to one end of the threaded column (1403) through the bearing (1402).

6. A shearer loader support device as claimed in claim 1, wherein: the shock-absorbing assembly (8) comprises an upper plate (801), a movable column (802), a B spring (803), a piston (804), a sleeve (805) and a lower plate (806), wherein the movable column (802) is fixedly connected with the surface of the upper plate (801), the B spring (803) is sleeved on the surface of the movable column (802), one end of the movable column (802) is fixedly connected with the piston (804), the sleeve (805) is slidably connected with the surface of the piston (804), and one end of the sleeve (805) is fixedly connected with the lower plate (806).

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