CN220060419U - Mechanical screw rod for rocker arm lifting of coal mining machine - Google Patents
Mechanical screw rod for rocker arm lifting of coal mining machine Download PDFInfo
- Publication number
- CN220060419U CN220060419U CN202321275075.1U CN202321275075U CN220060419U CN 220060419 U CN220060419 U CN 220060419U CN 202321275075 U CN202321275075 U CN 202321275075U CN 220060419 U CN220060419 U CN 220060419U
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- screw rod
- rocker arm
- coal
- coal mining
- outer cylinder
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- 239000003245 coal Substances 0.000 title claims abstract description 83
- 238000005065 mining Methods 0.000 title claims abstract description 47
- 238000005520 cutting process Methods 0.000 claims abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 33
- 238000012423 maintenance Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 238000003860 storage Methods 0.000 description 2
- 238000003335 Production assurance Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model discloses a mechanical screw rod for lifting a rocker arm of a coal mining machine, which is characterized in that the mechanical screw rod comprises a screw rod body and is characterized in that the screw rod body is provided with a screw rod body; the device comprises a screw rod outer cylinder, a screw rod A and a screw rod B which are positioned in two ends of the screw rod outer cylinder, a pin shaft I, a pin shaft II, a nut and clamping pieces, wherein the screw rod A is connected with a rocker arm through the pin shaft I, a screw rod B is connected with a cutting part through the pin shaft II, the clamping pieces are arranged on the screw rod A, when the clamping pieces are separated from the nut, the screw rod outer cylinder is rotated by a caliper, and the rocker arm is rotated clockwise to rise and rotated anticlockwise to fall. The traction mode of the traveling winch is simple in structure, convenient to maintain, safe and reliable in operation, convenient to operate and use, capable of reducing the labor intensity of coal workers, improving the production environment of a coal face, improving the production progress and ensuring safe production. When the card is separated from the nut, the caliper rotates the screw rod outer cylinder, the rocking arm is rotated clockwise to ascend, and the rocking arm is rotated anticlockwise to descend.
Description
Technical Field
The utility model relates to the field of coal mining machinery in coal mines, in particular to a rocker arm lifting mechanical screw rod of a coal mining machine.
Background
The coal mine industry is the basic energy industry in China, and plays an important role in promoting the high-speed development of national economy in China and the continuous improvement of the production level of people. With the continuous improvement of the industrial mechanization level in China, the high-speed development of coal mining machinery industry is strongly promoted, and most of coal mines in China commonly use coal mining cutters for mechanized coal mining production operation, so that the method has positive significance in reducing the labor intensity of coal mine workers, improving the production environment of coal mining working faces, improving the production progress, ensuring safe production and ensuring the product quality of finished coal.
At present, the storage capacity of the steep coal seam in China is large, the existing molded coal cutter equipment does not have the requirement of mechanized mining of the steep coal seam, the mechanical structure of the existing molded coal cutter equipment is complex, the machine price is high, the operation, maintenance and management cost is high, the volume of the machine is large, and the existing coal cutter belongs to large-scale mechanical equipment and has great limitation in use.
Therefore, the development of the coal mining machine which is suitable for the steep dip coal seam mining in China has the remarkable advantages of high adaptability, high yield, high efficiency, high automation degree, safe and reliable operation and high coal mining production efficiency, and is suitable for the coal mining production operation of small and medium-sized coal mines. At present, for coal mining equipment, the existing coal mining equipment is inconvenient to control a cutter head, and the existing coal mining equipment is inconvenient to operate in actual operation.
Disclosure of Invention
Therefore, in order to solve the defects, the utility model provides the rocker arm lifting mechanical screw rod of the coal mining machine, which can be applied to coal mining equipment and can be matched with the control of a cutter head.
The utility model is realized in such a way, and constructs a mechanical screw rod for lifting a rocker arm of a coal mining machine, which is characterized in that; the screw rod outer cylinder is provided with a screw rod A and a screw rod B which are positioned in the two ends of the screw rod outer cylinder, and is also provided with a pin shaft I, a pin shaft II, a nut and a clamping piece, wherein the screw rod A is connected with a rocker arm through the pin shaft I, the screw rod B is connected with a cutting part through the pin shaft II, the clamping piece is arranged on the screw rod A, when the clamping piece is separated from the nut, the screw rod outer cylinder 3A is rotated by a caliper, and the rocker arm is rotated clockwise to rise and rotated anticlockwise to descend.
The utility model relates to a mechanical screw rod for lifting a rocker arm of a coal mining machine, which is characterized in that; the lifting of the screw rod is to adjust the screw rod according to the size of the roller of the equipment.
The utility model relates to a mechanical screw rod for lifting a rocker arm of a coal mining machine, which is characterized in that; the corresponding coal mining machine does not need to be lifted on the working face, but because the oil cylinder is arranged at the bottom of the coal mining machine, the oil inlet pipeline is easy to damage and inconvenient to maintain. However, the hydraulic system is added by the oil cylinder, the manufacturing cost is high, and the coal mining machine does not need to be lifted on the working face. Therefore, the adjustment of the screw rod is changed, the clamp is adopted to rotate the screw rod outer cylinder to enable the rocker arm to lift after the clamp is separated from the nut, and the clamp is adopted to rotate the screw rod outer cylinder to enable the rocker arm to lift after the clamp is separated from the nut when the diameter of the coal cutter changing roller is required.
The utility model has the following advantages: the utility model discloses a screw rod lifting control coal mining device; the utility model achieves the aim of controlling the coal cutter head by controlling the lifting mechanical screw rod, and has reasonable integral structure and safe and convenient operation. The utility model has the advantages of simple integral structure, low manufacturing cost, safe and reliable operation and convenient operation and use. In addition, the whole machine walks in a winch traction mode, so that the structure is simple, the maintenance is convenient, the operation is safe and reliable, the operation and the use are convenient, the labor intensity of coal mine workers is reduced, the production environment of a coal face is improved, the production progress is improved, and the safe production is ensured. The coal mine industry is the most basic energy industry in China, and plays an important role in promoting the high-speed development of national economy in China and the continuous improvement of the production level of people. With the continuous improvement of the industrial mechanization level in China, the high-speed development of coal mining machinery industry is strongly promoted, and most of coal mines in China commonly use coal mining cutters for mechanized coal mining production operation, so that the method has positive significance in reducing the labor intensity of coal mine workers, improving the production environment of coal mining working faces, improving the production progress, ensuring safe production and ensuring the product quality of finished coal.
Drawings
FIG. 1 is a schematic diagram of a rocker arm lifting mechanical screw rod structure of the utility model;
fig. 2 is a schematic view of the application of the screw of the present utility model.
Wherein: a screw outer cylinder 3A, a screw A3B, a screw B3C and a card 3D; the coal cutter comprises a motor 1, a cutting box 2, a rocker arm lifting mechanical screw rod 3, a rocker arm 4 and a coal cutter head roller 5.
Detailed Description
The following detailed description of the present utility model will provide clear and complete description of the technical solutions of embodiments of the present utility model, with reference to fig. 1-2, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. 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.
The utility model provides a mechanical screw rod for lifting a rocker arm of a coal mining machine, which can be implemented in the following manner as shown in figure 1; the screw rod is provided with a screw rod outer cylinder 3A, screw rods A3B and screw rods B3C positioned in two ends of the screw rod outer cylinder 3A, a pin shaft I, a pin shaft II, a nut and clamping pieces 3D, wherein the screw rod A3B is connected with a rocker arm through the pin shaft I, the screw rod B3C is connected with a cutting part through the pin shaft II, the clamping pieces 3D are arranged on the screw rod A3B, when the clamping pieces are separated from the nut, the screw rod outer cylinder 3A is rotated by calipers, and the rocker arm is rotated clockwise to ascend and the rocker arm is rotated anticlockwise to descend.
The utility model achieves the aim of controlling the coal cutter head by controlling the lifting mechanical screw rod, and has reasonable integral structure and safe and convenient operation.
The corresponding advantages of the patent; the traction mode of the traveling winch is simple in structure, convenient to maintain, safe and reliable in operation, convenient to operate and use, capable of reducing the labor intensity of coal workers, improving the production environment of a coal face, improving the production progress and ensuring safe production. When the card is separated from the nut, the screw rod outer cylinder 3A is rotated by the caliper, the rocking arm is rotated clockwise to ascend, and the rocking arm is rotated anticlockwise to descend.
When this patent is implemented, the lead screw goes up and down to adjust the lead screw with the size of this equipment cylinder.
The technical problem to be solved by the patent is that the existing coal mining equipment is inconvenient to control the cutter head and has some inconvenient operation in actual operation. However, the rocker arm of the existing coal mining machine is usually controlled in a lifting mode by an oil cylinder and the like, and the clamp and the nut are separated, and then the screw rod outer cylinder 3A is rotated by a clamp to enable the rocker arm 4 to lift, so that the control of the existing coal mining equipment on the cutter head is convenient in operation. The coal mining machine does not need to be lifted on the working face, but because the oil cylinder is arranged at the bottom of the coal mining machine, the oil inlet pipeline is easy to damage and inconvenient to maintain. However, the hydraulic system is added by the oil cylinder, the manufacturing cost is high, and the coal mining machine does not need to be lifted on the working face. Therefore, the adjustment is changed into screw rod adjustment, (2) after the card is separated from the nut, the screw rod outer cylinder 3A is rotated by a caliper to enable the rocker arm 4 to lift, and after the card is separated from the nut, the screw rod outer cylinder 3A is rotated by the caliper to enable the rocker arm 4 to lift when the diameter of the drum is changed.
The corresponding advantages of the patent; the whole machine walks in a winch traction mode, and the device has the advantages of simple structure, convenience in maintenance, safe and reliable operation, convenience in operation and use, reduction of labor intensity of coal mine workers, improvement of production environment of coal face, improvement of production progress and safety production assurance. The coal mine industry is the most basic energy industry in China, and plays an important role in promoting the high-speed development of national economy in China and the continuous improvement of the production level of people. With the continuous improvement of the industrial mechanization level in China, the high-speed development of coal mining machinery industry is strongly promoted, and most of coal mines in China commonly use coal mining cutters for mechanized coal mining production operation, so that the method has positive significance in reducing the labor intensity of coal mine workers, improving the production environment of coal mining working faces, improving the production progress, ensuring safe production and ensuring the product quality of finished coal.
At present, the storage capacity of the steep coal seam in China is large, the existing molded coal cutter equipment does not have the requirement of mechanized mining of the steep coal seam, the mechanical structure of the existing molded coal cutter equipment is complex, the machine price is high, the operation, maintenance and management cost is high, the volume of the machine is large, and the existing coal cutter belongs to large-scale mechanical equipment and has great limitation in use.
Therefore, the development of the coal mining machine which is suitable for the mining adaptation of the steep dip coal seam (the arch mountain starting opening and the unmanned working face) in China has the remarkable advantages of high adaptability, high yield, high efficiency, high automation degree, safe and reliable operation and high coal mining production efficiency, and is suitable for the coal mining production operation of small and medium-sized coal mines.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (1)
1. A rocker arm lifting mechanical screw rod of a coal mining machine is characterized in that; the novel screw rod is characterized by comprising a screw rod outer cylinder (3A), a screw rod A (3B) and a screw rod B (3C) which are positioned in two ends of the screw rod outer cylinder (3A), a pin shaft I, a pin shaft II, a nut and a clamping piece (3D), wherein the screw rod A (3B) is connected with a rocker arm through the pin shaft I, the screw rod B (3C) is connected with a cutting part through the pin shaft II, the clamping piece (3D) is arranged on the screw rod A (3B), when the clamping piece is separated from the nut, the screw rod outer cylinder (3A) is rotated by calipers, and the rocker arm is rotated clockwise to lift and the rocker arm is rotated anticlockwise to descend.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321275075.1U CN220060419U (en) | 2023-05-24 | 2023-05-24 | Mechanical screw rod for rocker arm lifting of coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321275075.1U CN220060419U (en) | 2023-05-24 | 2023-05-24 | Mechanical screw rod for rocker arm lifting of coal mining machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220060419U true CN220060419U (en) | 2023-11-21 |
Family
ID=88760817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321275075.1U Active CN220060419U (en) | 2023-05-24 | 2023-05-24 | Mechanical screw rod for rocker arm lifting of coal mining machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220060419U (en) |
-
2023
- 2023-05-24 CN CN202321275075.1U patent/CN220060419U/en active Active
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