CN210789860U

CN210789860U - Coal-winning machine drill bit orthotic devices

Info

Publication number: CN210789860U
Application number: CN201921620001.0U
Authority: CN
Inventors: 丁党凤; 王和; 潘明
Original assignee: Jiangsu Meike Electromechanical Equipment Manufacturing Co ltd
Current assignee: Jiangsu Meike Electromechanical Equipment Manufacturing Co ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-06-19
Anticipated expiration: 2029-09-27

Abstract

The utility model discloses a coal-winning machine drill bit orthotic devices, the on-line screen storage device comprises a base, base top outer wall is fixed with anchor clamps through the bearing, base bottom inner wall has gear motor through the bolt fastening, and gear motor's output shaft passes through the coupling joint on the transmission shaft of anchor clamps, the both sides of base top outer wall all have the backup pad through the bolt fastening, and two backup pad top outer walls have same mounting panel through the bolt fastening, the installing port has all been seted up to the both sides of mounting panel top outer wall, and the inner wall of two installing ports all has the cylinder through the bolt fastening, there is same correction cover through the bolt fastening on the piston rod of two cylinders, be provided with the drill bit. The utility model discloses a hot plate in correction cover carries out the local heating to the place that the drill bit takes place deformation earlier, promotes correction block and correction cover through two pneumatic cylinders and mutually supports and correct the drill bit, has solved current coal-winning machine drill bit and has not set up orthotic devices's problem.

Description

Coal-winning machine drill bit orthotic devices

Technical Field

The utility model relates to a coal-winning machine technical field especially relates to a coal-winning machine drill bit orthotic devices.

Background

A coal mining machine is one of main devices of fully mechanized mining complete equipment. Shearers have evolved from coal cutters. The coal mining machine is a large complex system integrating machinery, electricity and hydraulic pressure, the working environment is severe, and if a fault occurs, the whole coal mining work is interrupted, so that huge economic loss is caused. The coal mining machine is one of important devices for realizing mechanization and modernization of coal mine production. The mechanized coal mining can reduce the physical labor, improve the safety and achieve the purposes of high yield, high efficiency and low consumption. The coal mining machine is characterized in that coal is broken off from a coal body (coal breaking) and is loaded into a working face conveyor (coal loading) on a longwall coal mining working face through a working mechanism. The coal cutter runs (pulls) according to the traction speed of setting, makes broken coal and coal charging process can carry out continuously.

The coal mining machine drill bit is often bent and inclined due to high working strength, and needs to be corrected in time once the drill bit is bent and inclined, otherwise the drill bit is easily damaged and even scrapped.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a coal mining machine drill bit correcting device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a coal-winning machine drill bit orthotic devices, the on-line screen storage device comprises a base, base top outer wall is fixed with anchor clamps through the bearing, base bottom inner wall has gear motor through the bolt fastening, and gear motor's output shaft passes through the coupling joint on the transmission shaft of anchor clamps, the both sides of base top outer wall all have the backup pad through the bolt fastening, and two backup pad top outer walls have same mounting panel through the bolt fastening, the installing port has all been seted up to the both sides of mounting panel top outer wall, and the inner wall of two installing ports all has the cylinder through the bolt fastening, there is same correction cover through the bolt fastening on the piston rod of two cylinders, be.

Preferably, the mounting groove has all been seted up to the relative one side outer wall of two backup pads, and the inner wall of two mounting grooves all is fixed with electronic slide rail through the bolt.

Preferably, the equal sliding connection of both sides inner wall of two electronic slide rails has the sliding block, and the relative one side outer wall of two sliding blocks all is fixed with the pneumatic cylinder through the bolt.

Preferably, the piston rods of the two hydraulic cylinders are respectively fixed with a correcting block through bolts.

Preferably, the inner walls of the two sides of the correction sleeve are provided with heating plates, the inner walls of the two sides of the correction sleeve, which are far away from the heating plates, are provided with openings, and the specifications of the openings are matched with those of the correction blocks.

Preferably, gear motor, cylinder, pneumatic cylinder and hot plate all are connected with the switch through the wire, and the switch is connected with the controller through the wire.

The utility model has the advantages that:

1. this coal-winning machine drill bit orthotic devices through the correction cover that sets up on orthotic devices, carries out the local heating through the place that the hot plate in the correction cover takes place deformation earlier to the drill bit, promotes the correction block through two pneumatic cylinders and corrects the drill bit with correcting the cover and mutually supporting, has solved current coal-winning machine drill bit and has not set up orthotic devices's problem.

Drawings

Fig. 1 is a schematic front view of a coal mining machine drill bit correcting device provided by the present invention;

fig. 2 is the utility model provides a coal-winning machine drill bit orthotic devices's correction cover schematic diagram.

In the figure: the device comprises a base 1, a clamp 2, a speed reducing motor 3, a support plate 5, a hydraulic cylinder 6, a mounting plate 7, a correcting block 8, a drill bit 9, a cylinder 10, a correcting sleeve 11, an opening 12 and a heating plate 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a drill bit correcting device for a coal mining machine comprises a base 1, a clamp 2 is fixed on the outer wall of the top of the base 1 through a bearing, a speed reducing motor 3 is fixed on the inner wall of the bottom of the base 1 through a bolt, the output shaft of the speed reducing motor 3 is connected on the transmission shaft of the clamp 2 through a coupling, supporting plates 5 are fixed on both sides of the outer wall of the top of the base 1 through bolts, the outer walls of the tops of the two supporting plates 5 are fixed with a same mounting plate 7 through bolts, mounting holes are formed on both sides of the outer wall of the top of the mounting plate 7, air cylinders 10 are fixed on the inner walls of the two mounting holes through bolts, a same correcting sleeve 11 is fixed on the piston rods of the two air cylinders 10 through bolts, a drill bit 9 is arranged on the clamp 2, mounting grooves, the equal sliding connection of both sides inner wall of two electronic slide rails has the sliding block, and two relative one side outer walls of sliding block all have pneumatic cylinder 6 through the bolt fastening, all there is correction piece 8 through the bolt fastening on the piston rod of two pneumatic cylinders 6, the both sides inner wall of correcting cover 11 all is provided with hot plate 13, and the both sides inner wall that heating plate 13 was kept away from to correcting cover 11 has all seted up opening 12, opening 12's specification and correction piece 8's specification phase-match, gear motor 3, cylinder 10, pneumatic cylinder 6 and hot plate 13 all are connected with the switch through the wire, and the switch is connected with the controller through the wire.

The working principle is as follows: during the use, fix drill bit 9 on anchor clamps 2 earlier, drive through cylinder 10 and correct cover 11 and remove the drill bit and take place the place of deformation, through correcting hot plate 13 in the cover 11, carry out local heating to drill bit 9, the rethread two pneumatic cylinders 6 drive correction block 8, advance the shape to drill bit 9 and correct, gear motor 3 can drive drill bit 9 and rotate, is convenient for confirm the deformation position of drill bit 9.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A coal mining machine drill bit correcting device comprises a base (1) and is characterized in that a clamp (2) is fixed on the outer wall of the top of the base (1) through a bearing, a speed reducing motor (3) is fixed on the inner wall of the bottom of the base (1) through bolts, and the output shaft of the speed reducing motor (3) is connected on the transmission shaft of the clamp (2) through a coupling, supporting plates (5) are fixed on two sides of the outer wall of the top of the base (1) through bolts, and the outer walls of the tops of the two supporting plates (5) are fixed with a same mounting plate (7) through bolts, mounting openings are respectively arranged on the two sides of the outer wall of the top of the mounting plate (7), and the inner walls of the two mounting openings are respectively fixed with an air cylinder (10) through a bolt, the piston rods of the two air cylinders (10) are respectively fixed with a same correcting sleeve (11) through bolts, and a drill bit (9) is arranged on the clamp (2).

2. The straightening device for the drill bit of the coal mining machine according to claim 1, characterized in that the outer walls of the two opposite sides of the supporting plates (5) are respectively provided with a mounting groove, and the inner walls of the two mounting grooves are respectively fixed with an electric slide rail through bolts.

3. The drill bit correcting device for the coal mining machine according to claim 2, wherein sliding blocks are slidably connected to the inner walls of two sides of the two electric sliding rails, and hydraulic cylinders (6) are fixed to the outer walls of the two sliding blocks on the opposite sides through bolts.

4. The straightening device for the drill bit of the coal mining machine according to claim 3, characterized in that the piston rods of the two hydraulic cylinders (6) are fixed with straightening blocks (8) through bolts.

5. The drill bit correcting device for the coal mining machine according to claim 1, characterized in that heating plates (13) are arranged on the inner walls of the two sides of the correcting sleeve (11), openings (12) are formed in the inner walls of the two sides of the correcting sleeve (11) far away from the heating plates (13), and the specifications of the openings (12) are matched with those of the correcting block (8).

6. The drill bit correcting device of the coal mining machine according to claim 1, characterized in that the speed reducing motor (3), the air cylinder (10), the hydraulic cylinder (6) and the heating plate (13) are all connected with a switch through wires, and the switch is connected with a controller through wires.