CN220849658U - Coal mining machine capable of quickly replacing spiral roller - Google Patents
Coal mining machine capable of quickly replacing spiral roller Download PDFInfo
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- CN220849658U CN220849658U CN202322393649.1U CN202322393649U CN220849658U CN 220849658 U CN220849658 U CN 220849658U CN 202322393649 U CN202322393649 U CN 202322393649U CN 220849658 U CN220849658 U CN 220849658U
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- fixedly connected
- shearer
- cylinder body
- quick
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- 239000003245 coal Substances 0.000 title claims abstract description 42
- 238000005065 mining Methods 0.000 title claims abstract description 32
- 230000001360 synchronised effect Effects 0.000 claims abstract description 19
- 238000004140 cleaning Methods 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 239000011435 rock Substances 0.000 description 11
- 239000003818 cinder Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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Abstract
The utility model discloses a coal mining machine capable of quickly replacing a spiral roller, which relates to the technical field of coal mining machines and comprises: organism, first motor and support, one side swing joint of organism has the arm, one side of arm is connected with the cylinder body. This can be to coal-winning machine of spiral cylinder quick replacement structure, through taking out the connecting plate earlier, then insert the draw-in groove in the dwang with the fixture block of electric spanner one side, drive the dwang and rotate, the dwang can drive driving bevel gear and four driven bevel gears of group and mesh, four driven bevel gears of group can drive four threaded rods and carry out synchronous rotation, can carry out screw thread transmission with the thread bush when the threaded rod rotates, drive the thread bush and remove, make the thread bush break away from the connection with the connecting block, can separate arm and cylinder body this moment, install new cylinder body, so can be convenient for carry out quick change to the cylinder body of coal-winning machine through above-mentioned operation.
Description
Technical Field
The utility model relates to the technical field of coal mining machines, in particular to a coal mining machine with a structure capable of quickly replacing a spiral roller.
Background
The drum shearer is the most widely used coal mining machine at present, the shearer drum is a cutter for coal mining, and the traditional shearer drum mainly comprises a drum body, a connecting disc, an end disc and a spiral blade. The connecting disc is welded inside the barrel, torque is transmitted through connection of square holes and the planetary heads of the coal mining machine, the end disc is connected to one end of the barrel, and the spiral blades are connected to the outer side of the barrel. The end disc and the helical blade are welded with a tooth holder, and a cutting pick is arranged in the tooth holder and cuts coal.
When the coal mine is mined, the coal mining machine is used, the coal mine in the rock stratum is cut through the spiral roller at one side of the coal mining machine, so that the coal mine is separated from the rock stratum, when the roller is replaced by the existing coal mining machine, the protective cover at one side of the roller is required to be opened, then a plurality of groups of bolts in the roller are rotated through the electric wrench, so that the bolts are separated from the connection with the driving roller of the coal mining machine, and then the roller is taken out for replacement.
Disclosure of utility model
The utility model aims to provide a coal mining machine with a spiral roller quick replacement structure, so as to solve the problem that the conventional coal mining machine provided by the background art is inconvenient to replace a roller.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a coal mining machine of a quick-change structure for a helical drum, comprising: the machine comprises a machine body, a first motor and a bracket, wherein one side of the machine body is movably connected with a mechanical arm, one side of the mechanical arm is connected with a roller body, one side of the machine body, which is close to the roller body, is fixedly connected with a receiving hopper, one side of the receiving hopper is connected with a conveying auger in a penetrating way, one side of the conveying auger is provided with a conveyor,
One side and the arm fixed connection of first motor, the output fixedly connected with connecting rod of first motor, one side welded fastening of connecting rod has the connecting block, the outside and the cylinder body through connection of connecting block, one side of cylinder body is through bolt fixedly connected with connecting plate.
Preferably, a limiting block is fixedly welded on one side of the connecting plate, and a rotating rod is connected to the outer side of the limiting block in a penetrating manner.
Preferably, one end of the rotating rod is fixedly connected with a driving bevel gear, the outer side of the driving bevel gear is connected with a driven bevel gear in a meshed mode, and one end of the driven bevel gear is fixedly connected with a threaded rod.
Preferably, the outside threaded connection of threaded rod has the thread bush, the outside of thread bush passes through slider and cylinder body through connection.
Preferably, the bottom of support and organism welded fastening, one side and the conveyer fixed connection of support, the opposite side of support passes through mounting bracket fixedly connected with second motor.
Preferably, the output end of the second motor is fixedly connected with a first synchronous wheel, the outer side of the first synchronous wheel is connected with a synchronous belt, and the inner side of the synchronous belt is connected with a second synchronous wheel.
Preferably, one side fixedly connected with cleaning roller of second synchronizing wheel, the opposite side of second synchronizing wheel has the link through pivot swing joint, the outside and the support through connection of link, one side through connection of link has the sliding block.
Preferably, one side of the sliding block is movably connected with an air cylinder through a rotating shaft, and one side of the air cylinder is fixedly connected with the machine body through a fixing block.
Compared with the prior art, the coal mining machine with the spiral roller quick replacement structure has the beneficial effects that: firstly, the connecting plate is taken out, then a clamping block on one side of the electric wrench is inserted into a clamping groove in the rotating rod, the rotating rod is driven to rotate, the rotating rod can drive the driving bevel gear to be meshed with four groups of driven bevel gears, four groups of driven bevel gears can drive four groups of threaded rods to synchronously rotate, the threaded rods can be in threaded transmission with the threaded sleeves during rotation, the threaded sleeves are driven to move, the threaded sleeves are separated from the connection with the connecting block, at the moment, the mechanical arm can be separated from the roller body, and a new roller body is installed.
1. When mining the coal mine, the coal mining machine can be used, the coal mine in the rock stratum is cut through the spiral roller on one side of the coal mining machine, the coal mine is separated from the rock stratum, the connecting plate is taken out firstly, then the clamping block on one side of the electric wrench is inserted into the clamping groove in the rotating rod, the rotating rod is driven to rotate, the driving bevel gear is driven to be meshed with the four groups of driven bevel gears, the four groups of driven bevel gears can drive the four groups of threaded rods to synchronously rotate, the threaded rods can be in threaded transmission with the threaded sleeves during rotation, the threaded sleeves are driven to move, the threaded sleeves are separated from the connection with the connecting block, the mechanical arm can be separated from the roller body at the moment, and a new roller body is installed, so that the roller body of the coal mining machine can be conveniently replaced rapidly through the operation.
2. When mining the coal mine, can use the coal-winning machine, cut the colliery in the rock stratum through the helical drum of coal-winning machine one side, make it break away from the rock stratum, when carrying the colliery to the department of adopting, can use the conveyer, for conveniently clear up the cinder that blocks into the conveyer gap, through setting up the synchromesh group at the output of second motor, the synchromesh group can drive the cleaning roller and rotate when the second motor starts, make the cleaning roller clear up the conveyer belt that the top passed, when the cleaning roller of needs to change the conveyer, move through the arc orbit that starts cylinder pulling sliding block, make the link produce when rotating along the hold-in range, break away from the contact with the conveyer, can dismantle the cleaning roller this moment, so can be convenient for clear up the conveyer on the coal-winning machine through above-mentioned operation.
Drawings
FIG. 1 is a schematic front view of the present utility model;
FIG. 2 is a schematic left-hand cross-sectional view of the drum body of the present utility model;
FIG. 3 is a right side view of the present utility model;
FIG. 4 is a schematic rear view in section of the connection block of the present utility model;
FIG. 5 is an enlarged schematic view of the utility model A;
Fig. 6 is a schematic front view of the connector of the present utility model.
In the figure: 1. a body; 2. a mechanical arm; 3. a drum body; 4. a receiving hopper; 5. conveying the auger; 6. a conveyor; 7. a first motor; 8. a connecting rod; 9. a connecting block; 10. a connecting plate; 11. a limiting block; 12. a rotating lever; 13. a drive bevel gear; 14. a driven bevel gear; 15. a threaded rod; 16. a thread sleeve; 17. a bracket; 18. a second motor; 19. a first synchronizing wheel; 20. a synchronous belt; 21. a second synchronizing wheel; 22. a cleaning roller; 23. a connecting frame; 24. a sliding block; 25. and (3) a cylinder.
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. 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. 1-5, the present utility model provides a technical solution: a coal mining machine of a quick-change structure for a helical drum, comprising: the machine body 1, the first motor 7 and the bracket 17, one side of the machine body 1 is movably connected with the mechanical arm 2, one side of the mechanical arm 2 is connected with the roller body 3, one side of the machine body 1 close to the roller body 3 is fixedly connected with the receiving hopper 4, one side of the receiving hopper 4 is connected with the conveying auger 5 in a penetrating way, one side of the conveying auger 5 is provided with the conveyer 6,
One side of the first motor 7 is fixedly connected with the mechanical arm 2, the output end of the first motor 7 is fixedly connected with a connecting rod 8, one side of the connecting rod 8 is fixedly welded with a connecting block 9, the outer side of the connecting block 9 is in penetrating connection with the roller body 3, and one side of the roller body 3 is fixedly connected with a connecting plate 10 through a bolt; a limiting block 11 is welded and fixed on one side of the connecting plate 10, and a rotating rod 12 is connected to the outer side of the limiting block 11 in a penetrating manner; one end of the rotating rod 12 is fixedly connected with a driving bevel gear 13, the outer side of the driving bevel gear 13 is connected with a driven bevel gear 14 in a meshed manner, and one end of the driven bevel gear 14 is fixedly connected with a threaded rod 15; the outside threaded connection of threaded rod 15 has thread bush 16, and the outside of thread bush 16 passes through slider and cylinder body 3 through connection, and threaded rod 15 constitutes the screw drive structure with thread bush 16, and drive bevel gear 13 constitutes the meshing transmission structure with driven bevel gear 14.
When the coal mining machine is used for mining a coal mine, the coal mine in a rock stratum is cut through the spiral roller on one side of the coal mining machine, the coal mine is separated from the rock stratum, when the roller body 3 of the coal mining machine is replaced, the connecting plate 10 is firstly taken out, the connecting plate 10 can drive the limiting block 11 to be separated from contact with the rotating rod 12, the rotating rod 12 can rotate at the moment, the limiting block 11 can limit the rotating rod 12 to prevent the rotating rod from accidentally rotating, the clamping block on one side of the electric spanner is inserted into the clamping groove in the rotating rod 12 to drive the rotating rod 12 to rotate, the driving bevel gear 13 is driven by the rotating rod 12 to be meshed with the four groups of driven bevel gears 14, the four groups of driven bevel gears 14 can drive the four groups of threaded rods 15 to synchronously rotate, the threaded rods 15 can be in threaded transmission with the threaded sleeves 16 to drive the threaded sleeves 16 to move, the threaded sleeves 16 are separated from the connection with the connecting blocks 9, the mechanical arm 2 and the roller body 3 can be separated at the moment, the new roller body 3 is installed, and rapid replacement of the roller body 3 of the coal mining machine can be conveniently carried out by the operation.
Referring to fig. 1, 3 and 6, the bottom of the bracket 17 is welded and fixed with the machine body 1, one side of the bracket 17 is fixedly connected with the conveyor 6, and the other side of the bracket 17 is fixedly connected with a second motor 18 through a mounting frame; the output end of the second motor 18 is fixedly connected with a first synchronous wheel 19, the outer side of the first synchronous wheel 19 is connected with a synchronous belt 20, and the inner side of the synchronous belt 20 is connected with a second synchronous wheel 21; one side of the second synchronous wheel 21 is fixedly connected with a cleaning roller 22, the other side of the second synchronous wheel 21 is movably connected with a connecting frame 23 through a rotating shaft, the outer side of the connecting frame 23 is connected with a bracket 17 in a penetrating way, and one side of the connecting frame 23 is connected with a sliding block 24 in a penetrating way; one side of the sliding block 24 is movably connected with an air cylinder 25 through a rotating shaft, one side of the air cylinder 25 is fixedly connected with the machine body 1 through a fixed block, and the connecting frame 23 and the sliding block 24 form a sliding structure.
During concrete implementation, when mining the colliery, can use the coal-winning machine, cut the colliery in the rock stratum through the helical drum of coal-winning machine one side, make it break away from the rock stratum, when carrying the colliery to the department of mining, can use conveyer 6, in order to conveniently clear up the cinder that blocks into in the gap of conveyer 6, through setting up first synchronizing wheel 19 at the output of second motor 18, first synchronizing wheel 19 can drive second synchronizing wheel 21 through hold-in range 20 when second motor 18 starts and rotate, second synchronizing wheel 21 rotates and can drive cleaning roller 22 when rotating, make cleaning roller 22 clear up the conveyer 6 conveyer belt that the top passed, when need changing cleaning roller 22 of conveyer 6, through start cylinder 25 pulling sliding block 24, can slide in the spout of link 23 one side when the sliding block 24 moves, drive link 23 and move this moment, the link 23 can be along the arc track that produces when the hold-in range 20 rotates, pulling cleaning roller 22 breaks away from the contact with conveyer 6, can dismantle cleaning roller 22, can conveniently dismantle the cleaning roller 22 and can be changed on the conveyer 6 through the operation of this kind on the machine that can be convenient to change.
To sum up: when the coal mining machine capable of quickly replacing the spiral roller is used, the first motor 7 is started to drive the roller body 3 to rotate, coal mines in rock strata can be cut when the roller body 3 rotates, the coal mines fall into the receiving hopper 4, the coal mines in the receiving hopper 4 can enter the conveying auger 5 and are conveyed into the conveyor 6 through the conveying auger 5, and the coal mines are conveyed.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. A coal mining machine of a quick-change structure for a helical drum, comprising: organism (1), first motor (7) and support (17), one side swing joint of organism (1) has arm (2), one side of arm (2) is connected with cylinder body (3), one side fixedly connected with that organism (1) is close to cylinder body (3) connects hopper (4), one side through connection that connects hopper (4) has transport auger (5), one side of carrying auger (5) is provided with conveyer (6), its characterized in that:
One side and the arm (2) fixed connection of first motor (7), the output fixedly connected with connecting rod (8) of first motor (7), one side welded fastening of connecting rod (8) has connecting block (9), the outside and cylinder body (3) through-connection of connecting block (9), one side of cylinder body (3) is through bolt fixedly connected with connecting plate (10).
2. A shearer of a quick-change structure for helical drums as claimed in claim 1, wherein: one side of the connecting plate (10) is fixedly welded with a limiting block (11), and the outer side of the limiting block (11) is connected with a rotating rod (12) in a penetrating manner.
3. A shearer of a quick-change structure for helical drums as claimed in claim 2, wherein: one end of the rotating rod (12) is fixedly connected with a driving bevel gear (13), the outer side of the driving bevel gear (13) is connected with a driven bevel gear (14) in a meshed mode, and one end of the driven bevel gear (14) is fixedly connected with a threaded rod (15).
4. A shearer of a quick change structure for helical drums as claimed in claim 3, wherein: the outside threaded connection of threaded rod (15) has thread bush (16), the outside of thread bush (16) is through slider and cylinder body (3) through connection.
5. A shearer of a quick-change structure for helical drums as claimed in claim 1, wherein: the bottom of support (17) and organism (1) welded fastening, one side and conveyer (6) fixed connection of support (17), the opposite side of support (17) is through mounting bracket fixedly connected with second motor (18).
6. The shearer of claim 5, wherein the shearer is of a quick-change structure for helical drums, and wherein: the output end of the second motor (18) is fixedly connected with a first synchronous wheel (19), the outer side of the first synchronous wheel (19) is connected with a synchronous belt (20), and the inner side of the synchronous belt (20) is connected with a second synchronous wheel (21).
7. The shearer of claim 6, wherein the shearer is of a quick-change structure for helical drums, and wherein: one side fixedly connected with cleaning roller (22) of second synchronizing wheel (21), the opposite side of second synchronizing wheel (21) is through pivot swing joint has link (23), the outside and the support (17) of link (23) are through-connection, one side through-connection of link (23) has sliding block (24).
8. A shearer of a quick change structure for helical drums as defined in claim 7, wherein: one side of the sliding block (24) is movably connected with an air cylinder (25) through a rotating shaft, and one side of the air cylinder (25) is fixedly connected with the machine body (1) through a fixed block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322393649.1U CN220849658U (en) | 2023-09-04 | 2023-09-04 | Coal mining machine capable of quickly replacing spiral roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322393649.1U CN220849658U (en) | 2023-09-04 | 2023-09-04 | Coal mining machine capable of quickly replacing spiral roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220849658U true CN220849658U (en) | 2024-04-26 |
Family
ID=90740075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322393649.1U Active CN220849658U (en) | 2023-09-04 | 2023-09-04 | Coal mining machine capable of quickly replacing spiral roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220849658U (en) |
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2023
- 2023-09-04 CN CN202322393649.1U patent/CN220849658U/en active Active
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