CN219262364U

CN219262364U - Cutting machine

Info

Publication number: CN219262364U
Application number: CN202320172193.3U
Authority: CN
Inventors: 周延明; 曹睿; 王飞; 程民; 肖建光
Original assignee: Yunnan East Yunnan Yuwang Energy Co ltd
Current assignee: Yunnan East Yunnan Yuwang Energy Co ltd
Priority date: 2023-02-10
Filing date: 2023-02-10
Publication date: 2023-06-27
Anticipated expiration: 2033-02-10

Abstract

The utility model belongs to the technical field of coal mining, in particular to a cutting machine, aiming at the problems that the cutting machine is damaged by rock and the feeding speed is low in the prior art, the utility model provides a scheme which comprises a machine body, wherein one side of the machine body is provided with a protection mechanism, and the protection mechanism comprises a fixed frame, symmetrically distributed first hydraulic cylinders arranged on the inner wall of the fixed frame, a tripod fixedly connected to a piston rod of the first hydraulic cylinders and a baffle welded on the outer wall of the top of the tripod. According to the utility model, in the rock breaking process, the baffle is lifted by the two first hydraulic cylinders, so that the rock at the top of a roadway can be prevented from falling onto the outer wall of the cutter, the cutter is protected from being damaged, the gear reducer drives the two gears to rotate, the two rotating rods can be simultaneously driven to rotate along opposite directions, the broken stone is conveyed onto the broken stone containing equipment, and the broken stone is prevented from being accumulated easily to influence the feeding speed.

Description

Cutting machine

Technical Field

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

Background

China is a large country for producing coal, and coal mines of various sizes are numerous. The tunneling machinery industry in China has become a key support development industry for domestic high-end equipment manufacturing industry and strategically emerging industry.

1. The cutter is located the front end of entry driving machine, mainly is responsible for broken rock task, but at broken rock in-process, the rock at tunnel top appears becoming flexible easily and drops on the outer wall of cutter, causes the cutter to damage.

2. Meanwhile, crushed rocks are shoveled into equipment for containing crushed rocks by means of the propulsion of a heading machine in the process of feeding, the crushed rocks are easily stacked together in the process, and the crushed rocks are stacked too high to influence the feeding speed.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the cutting machine, which overcomes the defects of the prior art and effectively solves the problems that the cutting machine is damaged by rocks and the feeding speed is slow by the mutual cooperation of the protection mechanism and the conveying mechanism.

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

the cutting machine comprises a machine body, wherein a protection mechanism is arranged on one side of the machine body and comprises a fixed frame, first hydraulic cylinders which are symmetrically distributed and arranged on the inner wall of the fixed frame, a tripod fixedly connected to a piston rod of the first hydraulic cylinders, and a baffle plate welded on the outer wall of the top of the tripod;

the protection mechanism bottom is provided with conveying mechanism, and conveying mechanism includes adjacent rotary rod, installs the gear on the outer wall of rotary rod bottom, passes through the gear reducer on one of them gear bottom outer wall of coupling joint.

Through foretell scheme, the in-process of broken rock, through two first hydraulic cylinder jacking baffles, can prevent that the rock at tunnel top from dropping on the outer wall of cutting machine, protected the cutting machine, prevent that it from taking place to damage, drive two gears through gear reducer and rotate, can drive two rotary rods simultaneously and rotate along opposite direction, on helping the rubble to carry the equipment of accomodating the rubble, avoided the rubble to pile up the speed that influences the material loading easily.

Preferably, the outer wall of one side of the machine body is welded with a coal mine feeding plate, and the two rotating rods are both rotationally connected to the inner wall of the coal mine feeding plate.

Through foretell scheme, the rotary rod can be at colliery loading plate rotation.

Preferably, the outer wall of one side of the machine body is hinged with a double-speed water-cooling motor, and an output shaft of the double-speed water-cooling motor is connected with a planetary gear reducer through a coupler.

Through the scheme, the double-speed water-cooling motor can reduce the rotating speed of the cutting head under the action of the planetary gear reducer.

Preferably, the fixing frame is fixedly connected to the outer walls of the two sides of the planetary gear reducer through bolts.

Through the scheme, the fixing frame can be directly fixed on the outer wall of the planetary gear reducer.

Preferably, a second hydraulic cylinder is hinged between the planetary gear reducer and the machine body.

Through the scheme, the cutting angle of the cutting head can be adjusted by stretching and retracting the piston rod of the second hydraulic oil cylinder.

Preferably, the outer wall of one side of the planetary gear reducer is fixedly connected with a telescopic outer cylinder through a bolt, the outer wall of one end of the telescopic outer cylinder is slidably connected with a cutting head, and a drill bit is arranged on the outer wall of the cutting head.

Through above-mentioned scheme, the cutting head can slide certain distance on flexible urceolus, and the drill bit can smash rock.

Preferably, two of said gears are intermeshed.

Through the scheme, the two gears can simultaneously rotate in different directions.

The beneficial effects of the utility model are as follows:

1. according to the cutting machine, in the process of crushing rocks, the baffle plates are lifted by the two first hydraulic cylinders, so that rocks at the top of a roadway can be prevented from falling onto the outer wall of the cutting machine, the cutting machine is protected, and the cutting machine is prevented from being damaged;

2. the cutting machine of this design drives two gears through gear reducer and rotates, can drive two rotary rods simultaneously and rotate along opposite direction, has helped the rubble to carry to accomodate on the equipment of rubble, has avoided the rubble to pile up easily and has influenced the speed of material loading.

Drawings

FIG. 1 is a front view of the whole structure of a cutting machine according to the present utility model;

FIG. 2 is a side view of the overall structure of a cutting machine according to the present utility model;

FIG. 3 is a bottom view of the overall structure of a cutting machine according to the present utility model;

fig. 4 is a schematic structural diagram of a conveying mechanism of a cutting machine according to the present utility model.

In the figure: the device comprises a machine body 1, a protection mechanism 2, a fixing frame 21, a first hydraulic cylinder 22, a tripod 23, a baffle 24, a conveying mechanism 3, a rotary rod 31, a gear 32, a gear reducer 33, a coal mine feeding plate 4, a double-speed water-cooling motor 5, a planetary gear reducer 6, a telescopic outer cylinder 7, a cutting head 8, a drill bit 9 and a second hydraulic cylinder 10.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1, a cutting machine, including organism 1, organism 1 one side is provided with protection machanism 2, and protection machanism 2 includes mount 21, first hydraulic cylinder 22, tripod 23, baffle 24, symmetrical distribution's first hydraulic cylinder 22 is installed on the inner wall of mount 21, tripod 23 fixed connection is on the piston rod of first hydraulic cylinder 22, baffle 24 welds on the top outer wall of tripod 23, the in-process of broken rock, through two first hydraulic cylinder 22 jack-ups baffle 24, can prevent that the rock at tunnel top from dropping on the outer wall of cutting machine, the cutting machine has been protected, prevent that it from taking place to damage.

Referring to fig. 4, the bottom of the protection mechanism 2 is provided with a conveying mechanism 3, and the conveying mechanism 3 comprises adjacent rotary rods 31, gears 32 and gear reducers 33, the gears 32 are installed on the outer wall of the bottom of the rotary rods 31, the gear reducers 33 are connected to the outer wall of the bottom of one gear 32 through couplings, the two gears 32 are driven to rotate through the gear reducers 33, the two rotary rods 31 can be simultaneously driven to rotate along opposite directions, broken stone is conveyed onto equipment for containing broken stone, and the phenomenon that broken stone is easy to accumulate to influence the feeding speed is avoided.

Referring to fig. 1 to 4, a coal mine loading plate 4 is welded to the outer wall of one side of the machine body 1, and two rotating rods 31 are rotatably connected to the inner wall of the coal mine loading plate 4, wherein the rotating rods 31 rotate on the coal mine loading plate 4.

Referring to fig. 2, a double-speed water-cooled motor 5 is hinged to the outer wall of one side of the machine body 1, an output shaft of the double-speed water-cooled motor 5 is connected with a planetary gear reducer 6 through a coupling, and the double-speed water-cooled motor 5 can reduce the rotating speed of a cutting head 8 under the action of the planetary gear reducer 6.

Referring to fig. 1-2, the fixing frames 21 are fixedly connected to the outer walls of the two sides of the planetary gear reducer 6 through bolts, and the fixing frames 21 can be directly fixed to the outer walls of the planetary gear reducer 6.

Referring to fig. 2-3, a second hydraulic cylinder 10 is hinged between the planetary gear reducer 6 and the machine body 1, and a piston rod of the second hydraulic cylinder 10 stretches out and draws back to adjust the cutting angle of the cutting head 8.

Referring to fig. 2, an outer wall of one side of the planetary gear reducer 6 is fixedly connected with a telescopic outer cylinder 7 through a bolt, one end of the telescopic outer cylinder 7 is slidably connected with a cutting head 8, a drill bit 9 is mounted on the outer wall of the cutting head 8, the cutting head 8 can slide on the telescopic outer cylinder 7 for a certain distance, and the drill bit 9 can crush rocks.

Referring to fig. 4, the two gears 32 are engaged with each other, and the two gears 32 can be rotated in different directions at the same time.

Working principle: when the machine body 1 is mounted on the machine body, the machine body 1 can be pushed forward through the movement of the machine body, in the pushing process, the double-speed water-cooling motor 5 can drive the cutting head 8 to rotate at a low speed under the action of the planetary gear reducer 6, rocks are broken through the drill bit 9, the baffle 24 is lifted through the two first hydraulic cylinders 22 in the rock breaking process, rocks at the top of a roadway can be prevented from falling onto the outer wall of the cutting machine, broken crushed rocks can fall onto the coal mine feeding plate 4, the gear reducer 33 drives the two gears 32 to rotate, the two rotating rods 31 can be simultaneously driven to rotate along opposite directions, and the broken rocks can be helped to be conveyed onto equipment for containing the crushed rocks.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The cutting machine comprises a machine body (1), and is characterized in that a protection mechanism (2) is arranged on one side of the machine body (1), and the protection mechanism (2) comprises a fixed frame (21), symmetrically distributed first hydraulic cylinders (22) arranged on the inner wall of the fixed frame (21), a tripod (23) fixedly connected to a piston rod of the first hydraulic cylinders (22) and a baffle plate (24) welded on the outer wall of the top of the tripod (23);

the protection mechanism (2) bottom is provided with conveying mechanism (3), and conveying mechanism (3) are including adjacent rotary rod (31), install gear (32) on rotary rod (31) bottom outer wall, through coupling joint gear reducer (33) on one of them gear (32) bottom outer wall.

2. A cutting machine according to claim 1, wherein the outer wall of one side of the machine body (1) is welded with the coal mine feeding plate (4), and two rotating rods (31) are both rotatably connected to the inner wall of the coal mine feeding plate (4).

3. A cutting machine according to claim 1, wherein the outer wall of one side of the machine body (1) is hinged with a double-speed water-cooled motor (5), and the output shaft of the double-speed water-cooled motor (5) is connected with a planetary gear reducer (6) through a coupling.

4. A cutting machine according to claim 1, characterized in that the fixing frame (21) is fixedly connected to the outer walls of the planetary gear reducer (6) on both sides by means of bolts.

5. A cutting machine according to claim 3, characterized in that a second hydraulic cylinder (10) is hinged between the planetary gear reducer (6) and the machine body (1).

6. A cutting machine according to claim 3, wherein the outer wall of one side of the planetary gear reducer (6) is fixedly connected with a telescopic outer cylinder (7) through a bolt, and the outer wall of one end of the telescopic outer cylinder (7) is slidably connected with a cutting head (8), and a drill bit (9) is arranged on the outer wall of the cutting head (8).

7. A cutting machine according to claim 1, wherein two of said gears (32) are intermeshed.