Replacing device for loading and transporting torque shaft of continuous mining machine

Abstract

The utility model discloses a continuous mining machine loading and transporting torque shaft replacing device which comprises a rotary drum, and screw threads are fixedly installed on the surface of the rotary drum. Through the arrangement of the rotating cylinder, the screw threads and the like, after the torque shaft is fractured, the rotating rod is rotated, the rotating cylinder extends into the fractured part of the torque shaft in the speed reducer and is fixed, the fractured part of the torque shaft can be quickly pulled out by pulling the rotating cylinder, and the problem that the fractured part is difficult to pull out in the speed reducer is solved; the torque shaft is replaced, loaded and transported in a time-saving and labor-saving manner, the working efficiency of a maintainer is greatly improved, the equipment operation guarantee capability is improved, the torque shafts of different specifications can be replaced by arranging replaceable screw threads, the adaptability is enhanced, and the torque shafts can be replaced by arranging a slidable sliding rod and a rotatable rotating rod when not in use. And the rotating rod and the storage groove can be stored, the overall size is reduced, and storage and movement are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of mine construction, in particular to a device for replacing a loading and transporting torque shaft of a continuous mining machine. Background Art

[0002] A continuous miner is a special equipment used in coal mining, mainly used for continuous mining operations. It can continuously collect coal and send it to the ground or transportation equipment to achieve efficient coal mining. The continuous miner loading torque shaft is a key component connecting the continuous miner and the conveyor. A continuous miner is a type of coal mining machine, mainly used for continuous mining operations in coal mines, transmitting torque and driving the conveyor to operate, thereby achieving continuous mining and transportation operations in coal mines.

[0003] After searching, the patent number is CN217873738U, and the specific name is a torque shaft specially used for coal mining machines, including a torque shaft for linkage with an external motor shaft and a handle for linkage with an external gear shaft. One end of the torque shaft is provided with a receiving groove for accommodating the end of the handle, and a mating shaft is movably arranged in the receiving groove. A slot for inserting the starting end of the mating shaft is opened at the end of the handle, and a steel ball is arranged in the slot. The outer peripheral wall of the starting end of the mating shaft and the inner peripheral wall of the slot are clearance-matched, and the starting end of the mating shaft is in contact with the steel ball. A connecting piece for preventing the starting end of the mating shaft from escaping from the slot is arranged in the slot, and a limiting bolt for cooperating with the torque shaft and preventing the end of the mating shaft from escaping from the receiving groove is arranged on the end of the mating shaft. A bearing is sleeved on the mating shaft, and the outer peripheral wall of the bearing is in contact with the inner peripheral wall of the receiving groove.

[0004] The torque shaft of the continuous mining machine often breaks during transportation. After breaking, the torque shaft is embedded in the reducer and cannot be removed. After breaking, using traditional tools to forcibly pull it out can easily damage the reducer, which may affect the normal working efficiency of the coal mining machine, causing production interruptions or delays, wasting time and effort, and affecting work efficiency. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a device for replacing the torque shaft of a continuous mining machine during transportation, which solves the problem that the torque shaft of a continuous mining machine often breaks during transportation. After the breakage, the torque shaft is embedded in the reducer and cannot be removed. After the breakage, forcibly pulling it out with traditional tools may easily damage the reducer, which may affect the normal working efficiency of the coal mining machine, resulting in production interruptions or delays, wasting time and effort, and affecting work efficiency.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a continuous mining machine loading torque shaft replacement device comprises a rotating drum, the surface of the rotating drum is fixedly installed with a thread, the interior of the rotating drum is slidably connected with a sliding rod, the surface of the sliding rod is fixedly connected with a limiting block, the inner wall of the rotating drum is provided with a limiting groove, the surface of the sliding rod is provided with a receiving groove, the interior of the receiving groove is movably connected with a rotating rod, the interior of the rotating rod is rotatably connected with a rotating plate, the end of the rotating plate away from the rotating rod is fixedly connected with a fixed plate, the outer surface of the fixed plate is fixedly installed with a bearing, the center of the surface of the rotating drum close to the thread is fixedly connected with a positioning block, the surface of the positioning block is penetrated with a positioning hole, the surface of the thread is penetrated with a positioning groove, the interior of the positioning hole and the positioning groove is plugged with a positioning pin, and the inner wall of the positioning groove and the surface of the positioning pin are fixedly installed with magnets.

[0007] Preferably, one end of the sliding rod away from the rotating rod is inserted into the interior of the rotating drum, the limiting groove is "T"-shaped, and the outer surface of the limiting block is slidably connected to the interior of the limiting groove.

[0008] Preferably, the outer surface of the bearing is fixedly mounted inside the sliding rod, and the outer surface of the rotating rod is rotatably connected to the inside of the receiving groove.

[0009] Preferably, the positioning pin is in a "T" shape, the positioning pin and the positioning groove match in shape, a slot matching the positioning block is provided inside the thread, and the outer surface of the positioning block is inserted into the slot.

[0010] Preferably, the number of the magnets is two, and the opposing surfaces of the two magnets have opposite magnetic properties.

[0011] Preferably, the thread is conical, and a thread is provided on the surface of the thread.

[0012] Beneficial Effects

[0013] The utility model provides a replacement device for the loading and transporting torque shaft of a continuous miner. Compared with the prior art, it has the following beneficial effects:

[0014] 1. The continuous mining machine loading and shipping torque shaft replacement device is equipped with a rotating drum and a thread. When the torque shaft is broken, the rotating rod is rotated to extend the rotating drum into the broken part of the torque shaft in the reducer and fixed. Then, the broken part of the torque shaft can be quickly pulled out by pulling the rotating drum, which solves the problem that the broken part is difficult to pull out inside the reducer. Replacing and shipping the torque shaft saves time and effort, greatly improves the work efficiency of the maintenance workers, and improves the equipment operation guarantee capability.

[0015] 2. The torque shaft replacement device for the continuous miner can replace torque shafts of different specifications by providing replaceable threads, thereby enhancing adaptability. By providing a slidable slide bar and a rotatable rotating rod, the rotating rod and the storage groove can be stored when not in use, thereby reducing the overall size and facilitating storage and movement. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the connection between the rotating cylinder and the sliding rod in the utility model;

[0018] Figure 3 This is a schematic diagram of the connection between the transfer rod and the bearing in the utility model;

[0019] Figure 4 It is a schematic diagram of the connection between the rotating cylinder and the thread in the utility model.

[0020] In the figure: 1, rotating drum; 101, limiting groove; 102, positioning block; 103, positioning hole; 104, positioning pin; 2, thread; 201, positioning groove; 202, magnet; 3, sliding rod; 31, limiting block; 4, storage groove; 5, rotating rod; 51, rotating plate; 52, fixed plate; 53, bearing. DETAILED DESCRIPTION

[0021] 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 described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0022] See also Figure 1-4The utility model provides a technical solution: a device for replacing a torque shaft of a continuous mining machine, comprising a rotating drum 1, a thread 2 is fixedly installed on the surface of the rotating drum 1, the thread 2 is conical, and a thread is arranged on the surface of the thread 2, a sliding rod 3 is slidably connected to the inside of the rotating drum 1, and a limited block 31 is fixedly connected to the surface of the sliding rod 3, and a limited groove 101 is provided on the inner wall of the rotating drum 1, and the limited groove 101 is "T"-shaped, and the outer surface of the limited block 31 is slidably connected to the inside of the limited groove 101, and a receiving groove 4 is provided on the surface of the sliding rod 3, and a rotating rod 5 is movably connected to the inside of the receiving groove 4. By setting the rotating drum 1 and the thread 2, etc., when the torque shaft is broken, the rotating rod 5 is rotated to extend the rotating drum 1 into the broken part of the torque shaft in the reducer and fix it, and then the broken part of the torque shaft can be quickly pulled out by pulling the rotating drum 1, thereby solving the problem that the broken part is difficult to pull out inside the reducer, and replacing and shipping the torque shaft saves time and effort, greatly improves the work efficiency of the maintenance worker, and improves the equipment operation guarantee capability;

[0023] The outer surface of the rotating rod 5 is rotatably connected to the inside of the storage groove 4, and the end of the sliding rod 3 away from the rotating rod 5 is inserted into the inside of the rotating drum 1. The inside of the rotating rod 5 is rotatably connected to a rotating plate 51, and the end of the rotating plate 51 away from the rotating rod 5 is fixedly connected to a fixed plate 52, and a bearing 53 is fixedly installed on the outer surface of the fixed plate 52. The outer surface of the bearing 53 is fixedly installed inside the sliding rod 3. A positioning block 102 is fixedly connected to the center of the surface of the rotating drum 1 close to the thread 2. A slot matching the positioning block 102 is opened inside the thread 2. The outer surface of the positioning block 102 is inserted into the inside of the slot. A positioning hole 103 is opened through the surface of the positioning block 102, and the surface of the thread 2 is opened through A positioning groove 201 is provided, and a positioning pin 104 is inserted into the inside of the positioning hole 103 and the positioning groove 201. The positioning pin 104 is "T"-shaped, and the shapes of the positioning pin 104 and the positioning groove 201 match. Magnets 202 are fixedly installed on the inner wall of the positioning groove 201 and the surface of the positioning pin 104. There are two magnets 202, and the opposite surfaces of the two magnets 202 have opposite magnetic properties. By setting a replaceable thread 2, torque shafts of different specifications can be replaced, thereby enhancing adaptability. By setting a slidable slide rod 3 and a rotatable rotating rod 5, the rotating rod 5 and the storage groove 4 can be stored when not in use, thereby reducing the overall size and facilitating storage and movement.

[0024] During operation, the slide bar 3 is pulled out and rotated so that the limit block 31 is clamped at the top of the limit groove 101, and then the rotating rod 5 is rotated to make the rotating rod 5 rotate on the outer surface of the rotating plate 51 and extend from the inside of the receiving groove 4, and then the rotating drum 1 is extended into the reducer, and then the thread 2 is connected to the inside of the broken part of the torque shaft, and the thread 2 is fixedly connected to the torque shaft by rotating the rotating drum 1, and then the rotating rod 5 is rotated and a pulling force is applied to the rotating rod 5, and the rotating rod 5 drives the thread 2 and the broken torque shaft to slide outward through the slide bar 3 and the rotating drum 1, and the torque shaft is pulled out, so that the broken part of the torque shaft can be quickly pulled out to release the torque shaft. The invention solves the problem that the broken part is difficult to be pulled out inside the reducer. The replacement and shipment torque shaft saves time and effort, greatly improves the work efficiency of the maintenance workers, and improves the equipment operation guarantee capability. When the thread 2 needs to be replaced, the locating pin 104 is pulled out, and then the new thread 2 is assembled with the rotating drum 1, and then the locating pin 104 is inserted. By setting a replaceable thread 2, torque shafts of different specifications can be replaced, and the adaptability is enhanced. By setting a slidable slide rod 3 and a rotatable rotating rod 5, the rotating rod 5 and the storage groove 4 can be stored when not in use, thereby reducing the overall size and facilitating storage and movement.

[0025] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A device for replacing a torque shaft of a continuous miner, comprising a rotating drum (1), characterized in that: A thread (2) is fixedly mounted on the surface of the rotating cylinder (1), a sliding rod (3) is slidably connected inside the rotating cylinder (1), a limiting block (31) is fixedly connected to the surface of the sliding rod (3), a limiting groove (101) is provided on the inner wall of the rotating cylinder (1), a receiving groove (4) is provided on the surface of the sliding rod (3), a rotating rod (5) is movably connected inside the receiving groove (4), a rotating plate (51) is rotatably connected inside the rotating rod (5), and a fixed plate (52) is fixedly connected to one end of the rotating plate (51) away from the rotating rod (5). A bearing (53) is fixedly mounted on the outer surface of the fixing plate (52); a positioning block (102) is fixedly connected to the center of the surface of the rotating drum (1) near the thread (2); a positioning hole (103) is formed through the surface of the positioning block (102); a positioning groove (201) is formed through the surface of the thread (2); positioning pins (104) are inserted into the interior of the positioning hole (103) and the positioning groove (201); and magnets (202) are fixedly mounted on the inner wall of the positioning groove (201) and the surface of the positioning pin (104).

2. The continuous miner loading and transporting torque shaft replacement device according to claim 1, characterized in that: One end of the sliding rod (3) away from the rotating rod (5) is inserted into the interior of the rotating drum (1); the limiting groove (101) is in a "T" shape; and the outer surface of the limiting block (31) is slidably connected to the interior of the limiting groove (101).

3. The continuous miner loading and transporting torque shaft replacement device according to claim 1, characterized in that: The outer surface of the bearing (53) is fixedly mounted inside the slide rod (3), and the outer surface of the rotating rod (5) is rotatably connected to the inside of the receiving groove (4).

4. The continuous miner loading and transporting torque shaft replacement device according to claim 1, characterized in that: The positioning pin (104) is T-shaped, the positioning pin (104) and the positioning groove (201) match in shape, a slot matching the positioning block (102) is provided inside the thread (2), and the outer surface of the positioning block (102) is inserted into the slot.

5. The continuous miner loading and transporting torque shaft replacement device according to claim 1, characterized in that: The number of the magnets (202) is two, and the opposing surfaces of the two magnets (202) have opposite magnetic properties.

6. The continuous miner loading and transporting torque shaft replacement device according to claim 1, characterized in that: The thread (2) is conical, and a thread is provided on the surface of the thread (2).

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