CN114776292A - Breaking hammer type hydraulic impact comprehensive coal mining machine - Google Patents
Breaking hammer type hydraulic impact comprehensive coal mining machine Download PDFInfo
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- CN114776292A CN114776292A CN202210275394.6A CN202210275394A CN114776292A CN 114776292 A CN114776292 A CN 114776292A CN 202210275394 A CN202210275394 A CN 202210275394A CN 114776292 A CN114776292 A CN 114776292A
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- 239000003245 coal Substances 0.000 title claims abstract description 58
- 238000005065 mining Methods 0.000 title claims abstract description 40
- 238000004873 anchoring Methods 0.000 claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 230000005540 biological transmission Effects 0.000 claims description 65
- 230000001360 synchronised effect Effects 0.000 claims description 20
- 238000003825 pressing Methods 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 229910001172 neodymium magnet Inorganic materials 0.000 claims description 3
- 230000035939 shock Effects 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 description 15
- 239000010720 hydraulic oil Substances 0.000 description 12
- 230000005389 magnetism Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C27/00—Machines which completely free the mineral from the seam
- E21C27/10—Machines which completely free the mineral from the seam by both slitting and breaking-down
- E21C27/12—Machines which completely free the mineral from the seam by both slitting and breaking-down breaking-down effected by acting on the vertical face of the mineral, e.g. by percussive tools
- E21C27/122—Machines which completely free the mineral from the seam by both slitting and breaking-down breaking-down effected by acting on the vertical face of the mineral, e.g. by percussive tools with breaking-down members having a striking action
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C31/00—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam
- E21C31/02—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam for cutting or breaking-down devices
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/06—Equipment for positioning the whole machine in relation to its sub-structure
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- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention relates to the technical field of coal mining machines, and discloses a comprehensive coal mining machine with breaking hammer type hydraulic impact. The invention replaces the traditional track running mode by the anchoring and positioning of the anchoring and supporting component, has light weight and extremely light weight, can effectively avoid the conditions of coal bed collapse and safety accidents caused by overweight of the coal mining machine, has good impact crushing performance by the elastic impact of the crushing hammer mechanism in the hydraulic crushing hammer component and the hydraulic drive of the hydraulic driving mechanism, has small mechanical vibration generated by the impact, and can reduce the damage to the coal mining machine caused by the integral impact vibration.
Description
Technical Field
The invention relates to the technical field of coal mining machines, in particular to a breaking hammer type hydraulic impact comprehensive coal mining machine.
Background
The coal mining machine is one of important equipment for realizing mechanization and modernization of coal mine production, the mechanical coal mining can reduce physical labor, improve safety and achieve the purposes of high yield, high efficiency and low consumption, according to the stress characteristics and the mechanical characteristics of a coal wall, the impact coal mining machine is one of the coal mining machines, the mechanical characteristic that the tensile strength of a coal rock is weakest is fully utilized, a cutter parallel to the coal wall of a working surface is adopted to perform impact splitting on the coal body, and the cutter is in contact with and impacts the coal body to generate impact splitting tensile stress in the coal body, so that the coal body falls after cracking, and the coal mining device is widely used for mining of a bare coal bed on the earth surface.
Most of the existing hydraulic impact coal mining machines aiming at the surface coal seam are in a crawler belt form, and in the running coal mining process, due to the fragility of the coal seam, the whole coal mining machine is heavy, so that the coal seam is easy to collapse, and safety accidents are caused. Accordingly, those skilled in the art have provided a breaker hammer type hydraulic impact all-purpose shearer loader which solves the problems set forth in the background art as described above.
Disclosure of Invention
The invention aims to provide a crushing hammer type hydraulic impact comprehensive coal mining machine to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a comprehensive coal-winning machine of quartering hammer formula hydraulic shock, includes mechanical arm component, mechanical arm component's bottom is provided with anchor supporting component, and mechanical arm component's output is connected with hydraulic quartering hammer subassembly, mechanical arm component rotates with hydraulic quartering hammer subassembly through the third support arm to be connected, and mechanical arm component passes through the stretch-draw connecting rod and is connected with hydraulic quartering hammer subassembly stretch-draw.
As a still further scheme of the invention: the anchoring support assembly comprises a loading base, hydraulic push rods are symmetrically arranged on the inner side of the loading base at the top end position, a lifting push plate is clamped on the inner side of the loading base, a pressing support is symmetrically arranged above the lifting push plate, a magnetic suction plate A is arranged on the inner side of the pressing support at the bottom end position, a magnetic suction plate B is clamped on the inner side of the pressing support at the top end position, the telescopic end of each hydraulic push rod is fixedly connected with the magnetic suction plate B, four groups of anchor rod mechanisms are symmetrically arranged on the inner side of the loading base at the bottom end corner position in a penetrating mode, a rotating motor is embedded in the middle position above the lifting push plate, and a first driving belt wheel and a second driving belt wheel are sequentially arranged at the output end of the rotating motor from bottom to top;
the anchor rod mechanism sets up the location swivel nut of locating in loading the inboard bottom corner position department of base including the embedding, the inboard of location swivel nut is run through to twist and is closed anchor screw, anchor screw's output is provided with the location axle sleeve with lift push pedal looks adaptation, and anchor screw's inboard runs through the block and has the axis of rotation, the axis of rotation passes through the bearing housing and is connected with anchor screw rotates, and the bottom of axis of rotation is provided with auger bit, the output of axis of rotation is provided with the second synchronous pulley, anchor screw's output is provided with first synchronous pulley.
As a still further scheme of the invention: the first transmission belt wheel and the first synchronous belt wheel are the same in size, and the first transmission belt wheel and the first synchronous belt wheel rotate synchronously through the first transmission belt.
As a still further scheme of the invention: the size of the fluted disc of the second synchronous belt wheel is half of that of the fluted disc of the second transmission belt wheel, and the second synchronous belt wheel and the second transmission belt wheel synchronously rotate through a second transmission belt.
As a still further scheme of the invention: magnetism of magnetism attracted plate B and magnetism attracted plate A is repelled, and magnetism attracted plate B and magnetism attracted plate A all adopt neodymium magnet material component.
As a still further scheme of the invention: the arm subassembly includes the runing rest, the top of runing rest connects gradually arm power connecting rod, first hydraulic stem, first support arm from a left side to the right side, the flexible end of first hydraulic stem is connected with the middle section output of arm power connecting rod, the output and the first support arm of arm power connecting rod are connected, the output and the second support arm of first support arm are connected, and are connected with the second hydraulic stem between first support arm and the second support arm, the output of second support arm is connected with the third support arm, and is connected with the third hydraulic stem between second support arm and the third support arm, the output of third hydraulic stem is connected with the stretch-draw connecting rod, and the top of third support arm is connected with the fourth hydraulic stem, the flexible end in middle section and the output of stretch-draw connecting rod of fourth hydraulic stem are connected.
As a still further scheme of the invention: the hydraulic breaking hammer assembly comprises a hydraulic impact frame, a breaking hammer mechanism is arranged on the inner side of the hydraulic impact frame, and a hydraulic driving mechanism is arranged on the inner side of the hydraulic impact frame, which is opposite to the output end of the breaking hammer mechanism;
the breaking hammer mechanism comprises a guide rail frame fixed on the inner side of the loading base, a lifting slide seat is symmetrically clamped on the inner side of the guide rail frame, the top end of the lifting slide seat is connected with a return spring, the bottom end of the lifting slide seat penetrates through the guide rail frame and is connected with a breaking hammer head, and a transmission rack is arranged on the back of the lifting slide seat;
the hydraulic driving mechanism comprises two sets of hydraulic cylinders symmetrically arranged on the inner wall of the hydraulic impact frame, a positive pressure inlet is formed in the upper portion of each hydraulic cylinder, a negative pressure outlet is formed in the lower portion of each hydraulic cylinder, the inner sides of the hydraulic cylinders are rotatably connected with a transmission main shaft, a pushing paddle is arranged on the inner side of the cavity of each hydraulic cylinder at the output end of the transmission main shaft, and special-shaped transmission gears are symmetrically arranged on the outer sides of the transmission main shafts.
As a still further scheme of the invention: the first half embedding of lift slide has seted up the direction draw-in groove, reset spring's inboard cover is equipped with the direction stand, the lift slide passes through direction draw-in groove and direction stand direction block with reset spring.
As a still further scheme of the invention: the transmission rack is meshed with the teeth of the special-shaped transmission gear, the number of the transmission rack is the same as that of the special-shaped transmission gear, and the transmission rack and the special-shaped transmission gear are in one-to-one correspondence.
Compared with the prior art, the invention has the beneficial effects that:
the invention replaces the traditional track running mode by the anchoring and positioning of the anchoring and supporting component, has light weight and extremely light weight, can effectively avoid the conditions of coal bed collapse and safety accidents caused by overweight of the coal mining machine, improves the operation safety, can adapt to different coal mining site environments, has good impact crushing performance and small mechanical vibration generated by impact by the elastic impact of the crushing hammer mechanism in the hydraulic crushing hammer component and the hydraulic drive of the hydraulic drive mechanism in the process of hydraulic impact coal mining, and can reduce the damage to the coal mining machine caused by the integral impact vibration.
Drawings
FIG. 1 is a schematic structural diagram of a breaker-hammer type hydraulic impact complex shearer;
FIG. 2 is a schematic view of an anchor support assembly in a breaker hammer type hydraulic impact shearer loader;
FIG. 3 is a schematic view of the configuration of the anchor rod mechanism of FIG. 2 for a breaker hammer type hydraulic impact shearer loader;
FIG. 4 is a schematic diagram of a hydraulic breaker hammer assembly for a breaker hammer hydraulic impact shearer loader;
FIG. 5 is a schematic diagram of the hydraulic drive mechanism of FIG. 4 for a breaker hammer hydraulic impact shearer loader;
fig. 6 is a schematic structural view of a mechanical arm assembly in a breaking hammer type hydraulic impact shearer loader.
In the figure: 1. a loading base; 2. anchoring the screw rod; 3. a hydraulic impact frame; 4. crushing a hammer head; 5. a mechanical arm assembly; 51. rotating the bracket; 52. an arm force link; 53. a first hydraulic lever; 54. a first support arm; 55. a second hydraulic rod; 56. a second support arm; 57. a third hydraulic lever; 58. a third support arm; 59. a fourth hydraulic lever; 510. tensioning the connecting rod; 6. positioning threaded sleeves; 7. lifting the push plate; 8. positioning the shaft sleeve; 9. a rotating electric machine; 10. pressing the support; 11. a magnetic attraction plate A; 12. a magnetic attraction plate B; 13. a hydraulic push rod; 14. a first drive belt; 15. a first drive pulley; 16. a second driving pulley; 17. a second belt; 18. a rotating shaft; 19. a bearing housing; 20. a helical drill bit; 21. a first timing pulley; 22. a second timing pulley; 23. a guide rail bracket; 24. a lifting slide seat; 25. a drive rack; 26. a guide clamping groove; 27. a guide upright post; 28. a return spring; 29. a transmission main shaft; 30. a hydraulic cylinder; 31. a special-shaped transmission gear; 32. a positive pressure liquid inlet; 33. a negative pressure liquid outlet; 34. the oar is pushed.
Detailed Description
Referring to fig. 1 to 6, in an embodiment of the present invention, a crushing hammer type hydraulic impact coal mining machine includes a mechanical arm assembly 5, an anchoring support assembly is disposed at a bottom end of the mechanical arm assembly 5, the anchoring support assembly includes a loading base 1, hydraulic push rods 13 are symmetrically disposed at a top end position of an inner side of the loading base 1, a lifting push plate 7 is engaged with an inner side of the loading base 1, a pressing support 10 is symmetrically disposed above the lifting push plate 7, a magnetic attraction plate a11 is disposed at a bottom end position of an inner side of the pressing support 10, a magnetic attraction plate B12 is engaged at a top end position of the inner side of the pressing support 10, a telescopic end of the hydraulic push rod 13 is fixedly connected with a magnetic attraction plate B12, magnetic attraction plates B12 and a magnetic attraction plate a11 repel each other magnetically, the magnetic attraction plates B12 and a magnetic attraction plate a11 both adopt neodymium magnet members, during anchoring and positioning of an anchoring screw 2, the telescopic end of the hydraulic push rod 13 synchronously extends out, the magnetic attraction plate B12 is pushed to move downwards, the lifting push plate 7 is pushed to move downwards elastically through the magnetic repulsion force between the magnetic attraction plate B12 and the magnetic attraction plate A11, downward pressure is applied to the anchoring screw rod 2, and the anchoring efficiency of the anchoring screw rod 2 is improved.
Four groups of anchor rod mechanisms are symmetrically arranged at the bottom end corner position on the inner side of the loading base 1 in a penetrating manner, a rotating motor 9 is embedded at the middle position on the upper side of the lifting push plate 7, a first driving belt wheel 15 and a second driving belt wheel 16 are sequentially arranged at the output end of the rotating motor 9 from bottom to top, the anchor rod mechanism comprises a positioning screw sleeve 6 embedded at the bottom end corner position on the inner side of the loading base 1, an anchoring screw rod 2 is screwed at the inner side of the positioning screw sleeve 6 in a penetrating manner, a positioning shaft sleeve 8 matched with the lifting push plate 7 is arranged at the output end of the anchoring screw rod 2, a rotating shaft 18 is clamped at the inner side of the anchoring screw rod 2 in a penetrating manner, the rotating shaft 18 is rotatably connected with the anchoring screw rod 2 through a bearing sleeve 19, a spiral drill bit 20 is arranged at the bottom end of the rotating shaft 18, a second synchronous belt wheel 22 is arranged at the output end of the rotating shaft 18, and a first synchronous belt wheel 21 is arranged at the output end of the anchoring screw rod 2, the size of the fluted disc of the first driving belt wheel 15 is the same as that of the fluted disc of the first synchronous belt wheel 21, the first driving belt wheel 15 and the first synchronous belt wheel 21 synchronously rotate through the first driving belt 14, the size of the fluted disc of the second synchronous belt wheel 22 is half of that of the fluted disc of the second driving belt wheel 16, the second synchronous belt wheel 22 and the second driving belt wheel 16 synchronously rotate through the second driving belt 17, when the comprehensive coal mining machine is used for mining open pit coal mines, a worker uses a crane device to lift the comprehensive coal mining machine to a specified coal mining point, after the lifting is finished, the rotating motor 9 works to drive the first driving belt wheel 15 and the second driving belt wheel 16 to synchronously rotate, the first synchronous belt wheel 21 and the second synchronous belt wheel 22 are sequentially driven to synchronously rotate at different speeds through the transfer driving belts of the first driving belt 14 and the second driving belt 17, and further the anchoring screw 2 and the rotating shaft 18 synchronously rotate at different speeds, the rotating shaft 18 pushes the spiral drill bit 20 to carry out pre-spiral drilling on the ground surface in the rapid rotation process, an anchoring channel is provided for the anchoring screw rod 2, the anchoring screw rod 2 is pushed out from the positioning threaded sleeve 6 in the slow rotation process, and the anchoring screw rod is drilled into the deep part of the ground surface.
The output end of the mechanical arm component 5 is connected with a hydraulic breaking hammer component, the mechanical arm component 5 comprises a rotary support 51, an arm force connecting rod 52, a first hydraulic rod 53 and a first supporting arm 54 are sequentially connected above the rotary support 51 from left to right, the telescopic end of the first hydraulic rod 53 is connected with the middle section output end of the arm force connecting rod 52, the output end of the arm force connecting rod 52 is connected with the first supporting arm 54, the output end of the first supporting arm 54 is connected with a second supporting arm 56, a second hydraulic rod 55 is connected between the first supporting arm 54 and the second supporting arm 56, the output end of the second supporting arm 56 is connected with a third supporting arm 58, a third hydraulic rod 57 is connected between the second supporting arm 56 and the third supporting arm 58, the output end of the third hydraulic rod 57 is connected with a tensioning connecting rod 510, a fourth hydraulic rod 59 is connected above the third supporting arm 58, the telescopic end of the fourth hydraulic rod 59 is connected with the middle section output end of the tensioning connecting rod 510, after the comprehensive coal mining machine is positioned, the hydraulic breaking hammer assembly is driven to perform hydraulic impact coal mining work in each direction through flexible driving of the mechanical arm assembly 5, in the operation process of the mechanical arm assembly 5, the rotating support 51 works to horizontally rotate and adjust the breaking direction of the breaking hammer head 4, meanwhile, the telescopic ends of the first hydraulic rod 53, the second hydraulic rod 55 and the third hydraulic rod 57 lift, the corresponding first support arm 54, the second support arm 56 and the third support arm 58 are opened and closed to be adjusted, so that the breaking work in each direction is performed, the telescopic end of the fourth hydraulic rod 59 synchronously stretches and retracts to drive the tensioning connecting rod 510 to fold and unfold, and the vertical angle of the breaking hammer head 4 is adjusted.
The mechanical arm assembly 5 is rotatably connected with the hydraulic breaking hammer assembly through a third supporting arm 58, the mechanical arm assembly 5 is connected with the hydraulic breaking hammer assembly through a tensioning connecting rod 510 in a tensioning mode, the hydraulic breaking hammer assembly comprises a hydraulic impact frame 3, a breaking hammer mechanism is arranged on the inner side of the hydraulic impact frame 3, the breaking hammer mechanism comprises a guide rail frame 23 fixed on the inner side of the loading base 1, a lifting slide seat 24 is symmetrically clamped on the inner side of the guide rail frame 23, a reset spring 28 is connected to the top end of the lifting slide seat 24, the bottom end of the lifting slide seat 24 penetrates through the guide rail frame 23 to be connected with a breaking hammer 4, a transmission rack 25 is arranged on the back of the lifting slide seat 24, a guide clamping groove 26 is embedded in the upper half part of the lifting slide seat 24, a guide upright post 27 is sleeved on the inner side of the reset spring 28, the lifting slide seat 24 and the reset spring 28 are clamped with the guide upright post 27 in a guiding mode through the guide clamping groove 26, and the special-shaped transmission gear 31 is in the rotating process, through the meshing transmission with the transmission rack 25, the lifting slide seat 24 is pushed to move upwards and slide in the guide rail frame 23, the reset spring 28 is compressed, when the meshing transmission of the special-shaped transmission gear 31 and the transmission rack 25 is finished, the lifting slide seat 24 is pushed by the reset of the reset spring 28 to keep the elastic impact to reset and move downwards, the crushing hammer head 4 is pushed out from the hydraulic impact frame 3 in an elastic mode, the crushing hammer head 4 is enabled to crush and impact the coal bed by utilizing the inertia impact generated by resetting, the coal bed is crushed, and the circular crushing impact work is conducted on the coal bed by the crushing hammer head 4 through the circular meshing transmission of the special-shaped transmission gear 31 and the transmission rack 25.
The inner side of the hydraulic impact frame 3 is provided with a hydraulic driving mechanism opposite to the output end of the breaking hammer mechanism, the hydraulic driving mechanism comprises two groups of hydraulic cylinders 30 symmetrically arranged on the inner wall of the hydraulic impact frame 3, the upper parts of the hydraulic cylinders 30 are provided with positive pressure liquid inlets 32, the lower parts of the hydraulic cylinders 30 are provided with negative pressure liquid outlets 33, the inner sides of the two groups of hydraulic cylinders 30 are rotatably connected with a transmission main shaft 29, the output end of the transmission main shaft 29 is provided with a pushing paddle 34 opposite to the inner side of a cavity of the hydraulic cylinders 30, the outer side of the transmission main shaft 29 is symmetrically provided with special-shaped transmission gears 31, the transmission rack 25 is meshed with the teeth of the special-shaped transmission gears 31, the number of the transmission rack 25 is the same as that of the special-shaped transmission gears 31, the transmission rack 25 and the special-shaped transmission gears 31 are in one-to-one correspondence with each other, in the process of hydraulic impact mining on a coal seam, hydraulic oil is injected into the hydraulic driving mechanism through the positive pressure liquid inlets 32 into the hydraulic cylinders 30, fill the interval cavity between propelling movement oar 34 and the pneumatic cylinder 30, synchronous at the filling in-process, the malleation that hydraulic oil produced promotes propelling movement oar 34 and rotates, make hydraulic oil pack in proper order in the interval cavity, when the inside hydraulic oil of interval cavity carried to the one side that is close to negative pressure liquid outlet 33, hydraulic oil is taken out by the negative pressure, make hydraulic oil can be with the mode of circulating injection, the malleation is gone into in the pneumatic cylinder 30, promote propelling movement oar 34 circulation, and then propelling movement oar 34 is at the rotation in-process, promote transmission main shaft 29 and rotate, synchronous promotion special-shaped transmission gear 31 rotates.
The working principle of the invention is as follows: when the comprehensive coal mining machine is used for mining an open-pit coal mine, a worker uses a crane device to hoist the comprehensive coal mining machine to a specified coal mining point, after the hoisting is finished, the rotating motor 9 works to drive the first driving belt wheel 15 and the second driving belt wheel 16 to synchronously rotate, the first driving belt wheel 21 and the second driving belt wheel 22 are sequentially driven to synchronously rotate in a differential mode through the transfer transmission of the first driving belt 14 and the second driving belt 17, so that the anchoring screw rod 2 and the rotating shaft 18 synchronously rotate in a differential mode, the rotating shaft 18 pushes the auger bit 20 to carry out pre-auger drilling ground work on the ground surface in the rapid rotation process to provide an anchoring channel for the anchoring screw rod 2, the anchoring screw rod 2 is pushed out from the positioning threaded sleeve 6 in the slow rotation process to drill into the deep part of the ground surface, and the telescopic end of the hydraulic push rod 13 synchronously extends out in the anchoring and positioning process of the anchoring screw rod 2, the magnetic suction plate B12 is pushed to move downwards, the lifting push plate 7 is pushed to move downwards elastically through the magnetic repulsion force of the magnetic suction plate B12 and the magnetic suction plate A11, downward pressure is applied to the anchor screw 2, the anchoring efficiency of the anchor screw 2 is improved, further, after the comprehensive coal mining machine is positioned, the hydraulic breaking hammer component is driven to perform hydraulic impact coal mining work in all directions through flexible driving of the mechanical arm component 5, further, in the hydraulic impact mining process of a coal seam, hydraulic oil is fed into the hydraulic cylinder 30 through the positive pressure liquid inlet 32 to fill a spacing cavity between the pushing paddle 34 and the hydraulic cylinder 30, in the filling process, the positive pressure generated by the hydraulic oil pushes the pushing paddle 34 to rotate, so that the hydraulic oil is sequentially filled in the spacing cavity, when the hydraulic oil in the spacing cavity is conveyed to one side close to the negative pressure liquid outlet 33, the hydraulic oil is pumped out by negative pressure, hydraulic oil can enter the hydraulic cylinder 30 in a positive pressure mode in a circulating injection mode to push the pushing paddle 34 to rotate circularly, further the pushing paddle 34 pushes the transmission main shaft 29 to rotate in the rotating process, the special-shaped transmission gear 31 is synchronously pushed to rotate, the special-shaped transmission gear 31 pushes the lifting slide seat 24 to move upwards and slide in the guide rail frame 23 through the meshing transmission with the transmission rack 25 in the rotating process to compress the reset spring 28, when the meshing transmission of the special-shaped transmission gear 31 and the transmission rack 25 is finished, the lifting slide seat 24 keeps the elastic impact form to reset and move downwards under the resetting push of the reset spring 28, the crushing hammer head 4 is pushed out from the hydraulic impact frame 3 in an elastic mode, the crushing hammer head 4 crushes and breaks the coal bed by utilizing the inertia impact generated by resetting, and the special-shaped transmission gear 31 is in circulating meshing transmission with the transmission rack 25, the crushing hammer 4 can circularly crush and impact the coal bed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (9)
1. The utility model provides a comprehensive coal-winning machine of quartering hammer formula hydraulic shock, includes mechanical arm component (5), its characterized in that, the bottom of mechanical arm component (5) is provided with anchor supporting component, and the output of mechanical arm component (5) is connected with the hydraulic quartering hammer subassembly, mechanical arm component (5) rotate with the hydraulic quartering hammer subassembly through third support arm (58) and are connected, and mechanical arm subassembly (5) are connected with hydraulic quartering hammer subassembly stretch-draw through stretch-draw connecting rod (510).
2. The breaking hammer type hydraulic impact comprehensive coal mining machine according to claim 1, wherein the anchoring support assembly comprises a loading base (1), hydraulic push rods (13) are symmetrically arranged at the top end position of the inner side of the loading base (1), a lifting push plate (7) is clamped at the inner side of the loading base (1), a pressing support (10) is symmetrically arranged above the lifting push plate (7), a magnetic suction plate A (11) is arranged at the bottom end position of the inner side of the pressing support (10), a magnetic suction plate B (12) is clamped at the top end position of the inner side of the pressing support (10), the telescopic end of the hydraulic push rod (13) is fixedly connected with the magnetic suction plate B (12), four groups of anchor rod mechanisms are symmetrically arranged at the bottom end corner position of the inner side of the loading base (1) in a penetrating manner, a rotating motor (9) is embedded at the middle position of the upper side of the lifting push plate (7), the output end of the rotating motor (9) is sequentially provided with a first transmission belt wheel (15) and a second transmission belt wheel (16) from bottom to top;
the anchor rod mechanism is including embedding setting at location swivel nut (6) of loading base (1) inboard bottom corner position department, the inboard of location swivel nut (6) is run through to twist and is closed anchor screw (2), the output of anchor screw (2) is provided with location axle sleeve (8) with lift push pedal (7) looks adaptation, and the inboard of anchor screw (2) runs through the block and has rotation axis (18), rotation axis (18) are rotated with anchor screw (2) through bearing housing (19) and are connected, and the bottom of rotation axis (18) is provided with auger bit (20), the output of rotation axis (18) is provided with second synchronous pulley (22), the output of anchor screw (2) is provided with first synchronous pulley (21).
3. The breaker hammer type hydraulic impact shearer loader according to claim 2, wherein the first driving pulley (15) and the first timing pulley (21) have the same size of fluted disc, and the first driving pulley (15) and the first timing pulley (21) rotate synchronously via the first driving belt (14).
4. The breaker hammer type hydraulic impact shearer loader according to claim 2, wherein the size of the fluted disc of the second synchronous pulley (22) is one half of the size of the fluted disc of the second driving pulley (16), and the second synchronous pulley (22) and the second driving pulley (16) rotate synchronously through the second driving belt (17).
5. The breaker hammer type hydraulic impact shearer loader according to claim 2, wherein the magnetic attraction plates B (12) and a magnetic attraction plate a (11) are magnetically repulsive, and both the magnetic attraction plates B (12) and a magnetic attraction plate a (11) are made of neodymium magnet material members.
6. The breaking hammer type hydraulic impact shearer according to claim 1, wherein the mechanical arm assembly (5) comprises a rotary support (51), an arm force connecting rod (52), a first hydraulic rod (53) and a first support arm (54) are sequentially connected above the rotary support (51) from left to right, a telescopic end of the first hydraulic rod (53) is connected with an output end of a middle section of the arm force connecting rod (52), an output end of the arm force connecting rod (52) is connected with the first support arm (54), an output end of the first support arm (54) is connected with the second support arm (56), a second hydraulic rod (55) is connected between the first support arm (54) and the second support arm (56), an output end of the second support arm (56) is connected with the third support arm (58), and a third hydraulic rod (57) is connected between the second support arm (56) and the third support arm (58), the output of third hydraulic stem (57) is connected with stretch-draw connecting rod (510), and the top of third support arm (58) is connected with fourth hydraulic stem (59), the flexible end of fourth hydraulic stem (59) is connected with the middle section output of stretch-draw connecting rod (510).
7. The breaker hammer type hydraulic impact shearer loader according to claim 1, wherein the hydraulic breaker assembly comprises a hydraulic breaker frame (3), the hydraulic breaker frame (3) is provided with a breaker mechanism on the inner side, and the hydraulic breaker frame (3) is provided with a hydraulic drive mechanism on the inner side opposite to the output end of the breaker mechanism;
the breaking hammer mechanism comprises a guide rail frame (23) fixed on the inner side of the loading base (1), a lifting slide seat (24) is symmetrically clamped on the inner side of the guide rail frame (23), the top end of the lifting slide seat (24) is connected with a return spring (28), the bottom end of the lifting slide seat (24) penetrates through the guide rail frame (23) and is connected with a breaking hammer head (4), and the back of the lifting slide seat (24) is provided with a transmission rack (25);
hydraulic drive mechanism sets up two sets of pneumatic cylinders (30) at hydraulic shock frame (3) inner wall including the symmetry, malleation inlet (32) have been seted up on the upper portion of pneumatic cylinder (30), and negative pressure liquid outlet (33) have been seted up to the lower part of pneumatic cylinder (30), and are two sets of the inboard rotation of pneumatic cylinder (30) is connected with transmission main shaft (29), the output of transmission main shaft (29) just is provided with propelling movement oar (34) to the cavity inboard of pneumatic cylinder (30), and the outside symmetry of transmission main shaft (29) is provided with special-shaped drive gear (31).
8. The breaking hammer type hydraulic impact comprehensive coal mining machine according to claim 7, wherein a guide clamping groove (26) is formed in the upper half portion of the lifting slide seat (24) in an embedded mode, a guide upright post (27) is sleeved on the inner side of the return spring (28), and the lifting slide seat (24) and the return spring (28) are in guide clamping engagement through the guide clamping groove (26) and the guide upright post (27).
9. The breaking hammer type hydraulic impact comprehensive coal mining machine according to claim 7, wherein the transmission rack (25) is meshed with teeth of the special-shaped transmission gear (31), the number of the transmission racks (25) is the same as that of the special-shaped transmission gears (31), and the transmission racks (25) are in one-to-one correspondence with the special-shaped transmission gears (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210275394.6A CN114776292A (en) | 2022-03-21 | 2022-03-21 | Breaking hammer type hydraulic impact comprehensive coal mining machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210275394.6A CN114776292A (en) | 2022-03-21 | 2022-03-21 | Breaking hammer type hydraulic impact comprehensive coal mining machine |
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| Publication Number | Publication Date |
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| CN114776292A true CN114776292A (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210275394.6A Pending CN114776292A (en) | 2022-03-21 | 2022-03-21 | Breaking hammer type hydraulic impact comprehensive coal mining machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115121315A (en) * | 2022-08-30 | 2022-09-30 | 山西晋煤集团技术研究院有限责任公司 | Impact rock crushing device for fully mechanized coal mining face |
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2022
- 2022-03-21 CN CN202210275394.6A patent/CN114776292A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115121315A (en) * | 2022-08-30 | 2022-09-30 | 山西晋煤集团技术研究院有限责任公司 | Impact rock crushing device for fully mechanized coal mining face |
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