CN113338975A - Impact type tunneling machine capable of turning - Google Patents
Impact type tunneling machine capable of turning Download PDFInfo
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- CN113338975A CN113338975A CN202110629959.1A CN202110629959A CN113338975A CN 113338975 A CN113338975 A CN 113338975A CN 202110629959 A CN202110629959 A CN 202110629959A CN 113338975 A CN113338975 A CN 113338975A
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- 230000005641 tunneling Effects 0.000 title claims abstract description 40
- 230000005540 biological transmission Effects 0.000 claims abstract description 46
- 239000011435 rock Substances 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 14
- 230000008569 process Effects 0.000 claims abstract description 13
- 239000002689 soil Substances 0.000 claims abstract description 10
- 239000002893 slag Substances 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 8
- 230000009467 reduction Effects 0.000 claims description 7
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 claims description 3
- 235000013290 Sagittaria latifolia Nutrition 0.000 claims description 3
- 235000015246 common arrowhead Nutrition 0.000 claims description 3
- 230000009471 action Effects 0.000 claims description 2
- 210000000245 forearm Anatomy 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/1006—Making by using boring or cutting machines with rotary cutting tools
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/0004—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/006—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/1086—Drives or transmissions specially adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/1093—Devices for supporting, advancing or orientating the machine or the tool-carrier
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses an impact type steerable tunneling machine, which belongs to the technical field of tunneling machine equipment and comprises a tunneling head arranged at the front end of the tunneling machine, a main machine body, a power transmission frame connected with the tunneling head, a rotating arm arranged between the power transmission frame and the main machine body, two supporting plates arranged at the front side and the rear side of the main machine body, a rotating walking part arranged at the bottom of the main machine body and three rows of supporting walking parts arranged at the two sides of the rotating walking part. The tunneling head can cut the rock in front, extrude the cut rock and soil through the tunneling head and convey the rock and soil to the rear of the tunneling machine; the heading machine can turn by the matching of the rotating arm, the steering hydraulic cylinder and the rotating walking part; the supporting and protecting plate can better cling to the wall surface of the tunnel in the advancing process of the heading machine; when the heading machine performs pitching running, the supporting and running parts can adjust the respective heights of the three rows of supporting and running parts through the built-in hydraulic devices to complete pitching work.
Description
Technical Field
The invention relates to the technical field of heading machine equipment, in particular to an impact type turnable heading machine.
Background
At present, the heading machine is widely applied to the underground space construction field such as coal mine tunnels, mountain tunnels, subway tunnels and the like. The development machine mainly comprises a cutting device, a walking mechanism, a body frame and the like which are hinged with a revolving platform; however, due to the structural design problem, the heading machine cannot effectively achieve the purposes of turning, pitching and the like, and the rock breaking efficiency is low.
Aiming at the disclosed patent number CN112682057A, the cutter head of the heading machine applicable to the extremely hard rock stratum is divided into an outer ring cutter head and an inner ring cutter head, and rock breaking is carried out by rotary drilling cutting; an impact rock breaking cutterhead structure of patent No. CN112012760A is provided with a telescopic disc body, and rock breaking is realized by axial reciprocating feeding; the technique disclosed in the above patent is inefficient in rock breaking function and relatively single in structural function.
There is therefore a need for an impact-type steerable heading machine apparatus.
Disclosure of Invention
The invention provides an impact type turnable heading machine which is simple in structure, can realize functions of turning and the like of the heading machine so as to improve heading efficiency, save time and labor cost and effectively protect safety of workers.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
an impact type rotatable tunneling machine comprises a tunneling head arranged at the front end of the tunneling machine, a main machine body, a power transmission frame connected with the tunneling head, a rotating arm arranged between the power transmission frame and the main machine body, two supporting plates arranged at the front side and the rear side of the main machine body, a rotating walking part arranged at the bottom of the main machine body and three rows of supporting walking parts arranged at the two sides of the rotating walking part;
when the tunneling machine works, a power motor arranged on a power transmission frame drives a tunneling head to rotate, the tunneling head cuts the front rock and extrudes the cut rock and soil, and the extruded rock and soil are conveyed to the rear end of the tunneling machine through a slag discharge channel arranged in the tunneling machine;
when the heading machine needs to turn, the rotating arm is driven by the steering hydraulic cylinder to realize the steering of the heading head and the power transmission frame, and then the main machine body is rotated by rotating the rotary walking part;
when the heading machine performs pitching travel, the supporting and traveling part can adjust the heights of three rows to complete pitching work;
the supporting plate is enabled to be better attached to the wall surface of the tunnel through the coordination work of the three hydraulic cylinders in the advancing process of the heading machine.
The technical scheme of the invention is further improved as follows: the tunneling head comprises a six-petal-shaped main cutter head with a hollow structure inside, a punch arranged in the middle of the main cutter head, a punch protective cover arranged on the outer side of the punch, a plurality of hobs arranged on each petal, a plurality of arrow-head groove cutters arranged on two sides of the outer side of the top-layer hob, 6 diamond-shaped groove cutters arranged on two sides of the inner side of the top-layer hob, a plurality of side cutters arranged on two sides of each petal, a plurality of side cutting edges arranged on the outer side of each petal, 3U-shaped grooves arranged at the bottom end of the main cutter head and a main cutter head bearing fixedly connected with the main cutter head; the hob and the main cutter head are fixedly connected through corresponding mounting grooves; when the heading machine advances, the arrow-shaped slotting tool and the rhombic slotting tool which can crush the rocks are fixedly connected with the main tool bit; the side cutter is connected with the main cutter head through a bolt; the punch protective cover is fixedly connected with the main cutter head through a bolt; the punch is movably connected with the punch protective cover, so that the punch can move outwards, and the punch is driven by a power motor and plays a role in assisting in rock crushing in the advancing process of the heading machine; the side cutter is fixedly connected with the main cutter head through a bolt; the side cutting edges are fixedly connected with the main cutter head, so that the heading machine can be better attached to the wall surface of the tunnel in the advancing process and a certain support can be provided.
The technical scheme of the invention is further improved as follows: the power transmission frame comprises a power frame, four gear shafts arranged on the front side of the power frame through gear shaft bolts, three outer baffles fixedly connected by rivets and wrapped on the outer side of the power frame, a front conveying pipe fixedly arranged at the bottom of the power frame through a front conveying pipe bolt, a movable conveying hose fixedly connected with the front conveying pipe through a bolt, four power motors fixedly connected on the rear side of the power frame through bolts and a reduction box cover arranged among the four power motors; the reduction gearbox cover is fixedly connected with the power frame through bolts; the left side and the right side of the back surface of the power frame are respectively provided with 1 groove for connecting the rotating arm; the power transmission frame is connected with the main tool bit through a main tool bit bearing.
The technical scheme of the invention is further improved as follows: the rotating arm comprises a U-shaped front arm fixedly connected with the power transmission frame, a plurality of pipelines fixedly connected with the front arm through bolts, two side wall covers fixedly connected with the side surfaces of the front arm through bolts, two steering hydraulic cylinder connecting sliders fixedly connected to the tail end of the front arm, two steering hydraulic cylinders connected with the steering hydraulic cylinder connecting sliders through pins, a rotating shaft fixedly connected with the main body machine through bolts and a rotating shaft sleeve; the front arm is movably connected with the main body machine through a rotating shaft and a rotating shaft sleeve.
The technical scheme of the invention is further improved as follows: the supporting plate comprises two side supporting plates and a middle shaft plate, 1 hydraulic cylinder is fixed on each side supporting plate and the middle shaft plate through a pin shaft, and the other end of each hydraulic cylinder is fixedly connected with the main machine body; the two side supporting plates and the middle shaft plate are driven by corresponding hydraulic cylinders, so that the supporting plates can be adjusted to the optimal positions in the advancing process of the heading machine, and can be better attached to a wall to ensure the safety of the heading machine.
The technical scheme of the invention is further improved as follows: the main machine body comprises a main body, two hydraulic steering boxes arranged at the upper parts of the two sides of the main body, a control cable, a hydraulic slide block fixedly connected with the hydraulic steering boxes, a cab arranged at the upper end of the main body and an electric box arranged at the upper ends of the two hydraulic steering boxes; the steering hydraulic cylinder is movably connected with the hydraulic slide block through a pin; the control cable is fixedly connected with the cab and the main body; a slag discharge pipeline is arranged in the main body; the side of hydraulic pressure turns to the case sets up the mounting groove of 3 pneumatic cylinders.
The technical scheme of the invention is further improved as follows: the rotary walking part comprises a rotary frame movably connected with the main body machine, an inner roller connected with the rotary frame through a pin, an inner support roller fixedly connected with the rotary frame, and a crawler belt meshed with the inner roller and the inner support roller through gears.
The technical scheme of the invention is further improved as follows: the supporting and walking part comprises a main machine body movably connected with a transmission shaft, a connecting rod connected with a transmission shaft pin, an outer frame connected with the connecting rod pin, a crawler belt meshed with a transmission gear and a supporting roller, a transmission gear connected with the outer frame pin and a supporting roller fixedly connected with the outer frame; the three rows of supporting and traveling parts drive the connecting rods to adjust the distance between the outer frame and the main machine body through the transmission shafts to achieve the corresponding height, and each row adjusts different distances to achieve the required pitching angle of the heading machine, so that the heading machine is helped to adapt to more working conditions.
The technical scheme of the invention is further improved as follows: the slag discharge channel comprises a U-shaped groove arranged at the bottom end of the main cutter head, a front conveying pipe arranged at the front side of the power transmission frame, a conveying hose connected with the front conveying pipe and a slag discharge pipeline arranged in the main body and connected with the conveying hose.
Due to the adoption of the technical scheme, the invention has the technical progress that:
1. the invention adopts the main cutter head and the impact head for tunneling in an auxiliary mode, thereby not only reducing the pressure of tunneling by the main cutter head, but also improving the efficiency of the tunneling machine.
2. The invention can realize the turning problem of the development machine during working through the matching of the steering hydraulic cylinders, and can ensure that the development machine can realize the curve operation.
3. The invention adopts the independent hydraulic cylinder to control the supporting plate, and the supporting plate can be better attached to the curved wall during working.
4. The invention adopts the three-row adjustable crawler belt advancing mechanism, ensures that the heading machine can complete pitching action when the heading machine stably runs, and increases the working range of the heading machine.
5. The invention has simple structure, can realize the functions of turning and the like of the heading machine so as to improve the heading efficiency, save time and labor cost and effectively protect the safety of operators.
Drawings
FIG. 1 is a schematic side view of the heading machine of the present invention;
fig. 2 is a schematic bottom view of the heading machine according to the present invention;
figure 3 is a schematic view of a main structure of a heading head according to the invention;
figure 4 is a schematic side view of the ripper head of the present invention;
FIG. 5 is a schematic front view of a power transmission rack according to the present invention;
FIG. 6 is a rear view of the power transmission stand according to the present invention;
FIG. 7 is a schematic view of a rotor arm according to the present invention;
FIG. 8 is a schematic view of a retaining plate according to the present invention;
FIG. 9 is a schematic view of the main body of the present invention;
FIG. 10 is a schematic view of a rotary running gear according to the invention;
FIG. 11 is a schematic view of a support runner according to the invention;
FIG. 12 is a schematic view of a slag discharge passage according to the present invention;
wherein, 1, a tunneling head, 11, a main cutter head, 12, a punch, 13, a punch protective cover, 14, a hob, 15, an arrow groove cutter, 16, a diamond groove cutter, 17, a side cutter, 18, a side cutting edge, 19, a main cutter head bearing, 110, a U-shaped groove, 2, a power transmission frame, 21, a power frame, 22, a gear shaft, 23, an outer baffle, 24, a rivet, 25, a gear shaft bolt, 26, a front conveying pipe, 27, a front conveying pipe bolt, 28, a power motor, 29, a reduction gearbox cover, 210, a conveying hose, 3, a rotating arm, 31, a front arm, 32, a pipeline, 33, a side wall cover, 34, a steering hydraulic cylinder connecting slide block, 35, a steering hydraulic cylinder, 36, a rotating shaft, 37, a rotating shaft sleeve, 4, a supporting plate, 41, a side supporting plate, 42, a middle shaft plate, 43, a hydraulic cylinder, 44, a pin shaft, 5, a main machine body, 51, a main body, 52, a hydraulic steering box, 53 and a control cable, 54. hydraulic slide block, 55, cab, 56, electric box, 6, rotary running part, 61, rotary frame, 62, inner roller, 63, inner support roller, 64, crawler belt, 7, support running part, 71, transmission shaft, 72, connecting rod, 73, outer frame, 74, crawler belt, 75, transmission gear, 76 and support roller.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings:
it should be noted that in the description of the present invention, the terms "upper", "lower", "front", "back", "left", "right", "longitudinal", "transverse", "inner", "outer", "top", "bottom", etc. indicate the direction or position relationship based on the direction or position relationship shown in the drawings, which is only for convenience of description and understanding of the technical solutions of the present invention, the above description is not intended to limit the present invention, the present invention is not limited to the examples of the above description, and the changes, modifications, additions or substitutions made by those skilled in the art within the spirit scope of the present invention should be considered as the protection scope of the present invention.
As shown in fig. 1-12, an impact type steerable heading machine apparatus includes: the tunneling machine comprises a tunneling head 1, a power transmission frame 2, a rotating arm 3, a supporting plate 4, a main machine body 5, a rotating walking part 6 and a supporting walking part 7.
The heading head 1 comprises a main cutter head 11, a punch 12, a punch protective cover 13, a plurality of hobs 14, a plurality of arrow-head groove cutters 15, a plurality of diamond-shaped groove cutters 16, a plurality of side cutters 17, a plurality of side cutter edges 18, a main cutter head bearing 19 and 3U-shaped grooves 110. Hobbing cutter 14 and main tool bit 11 are through corresponding mounting groove fixed connection, arrow point groove sword 15 and rhombus groove sword 16 and main tool bit 11 fixed connection, side sword 17 passes through bolted connection with main tool bit 11, drift safety cover 13 passes through bolted connection with main tool bit 11, drift 12 and drift safety cover 13 sliding connection make drift 12 can the outside motion, side sword 17 passes through bolted connection with main tool bit 11, side cutting edge 18 and main tool bit 11 fixed connection, main tool bit bearing 19 and main tool bit 11 fixed connection.
Further, the power transmission frame 2 comprises a power frame 21, a gear shaft 22, an outer baffle 23, a rivet 24, a gear shaft bolt 25, a front delivery pipe 26, a front delivery pipe bolt 27, a power motor 28, a reduction box cover 29 and a conveying hose 210. The gear shaft 22 is connected with the power frame 21 through a gear shaft bolt 25, and the 3 outer baffles 23 are fixedly connected with the power frame 21 through rivets 24. The front delivery pipe 26 is fixedly connected with the power frame 21 through a front delivery pipe bolt 27. The power motor 28 is fixedly connected with the power frame 21 through bolts. The reduction gearbox cover 29 is fixedly connected with the power frame 21 through bolts. The power transmission frame 2 is connected with the main cutter head 19 through a main cutter head 1 bearing.
Further, the rotating arm 3 includes a front arm 31, a pipe 32, a side wall cover 33, a steering cylinder connection slider 34, a steering cylinder 35, a rotating shaft 36 and a rotating shaft bushing 37. The pipe 32 is fixedly connected with the front arm 31 through bolts. The side wall cover 33 is fixedly connected with the front arm 31 through bolts. The steering hydraulic cylinder connecting slide block 34 is fixedly connected with the front arm 31. The front arm 31 is movably connected with a rotating shaft sleeve 37 through a rotating shaft 36. The rotating shaft 36 and the rotating shaft sleeve 37 are fixedly connected with the main body 51 through bolts. The steering cylinder 35 is pin-connected to the steering cylinder connection slide 34.
Further, the support plate 4 includes a side support plate 41, a central shaft plate 42, a hydraulic cylinder 43, and a pin 44. The side support plate 41 is movably connected to the center shaft plate 42 by a pin. The hydraulic cylinder 43 is movably connected to the side support plate 41 and the center plate 42 by a pin 44. The hydraulic cylinder 43 is fixedly connected with the hydraulic steering box 52.
Further, the main body 5 includes a main body 51, a hydraulic steering box 52, a control cable 53, a hydraulic slider 54, a cab 55, and an electric box 56. The cab 55 is fixedly connected with the main body 51 through bolts. The hydraulic steering box 52 is fixedly connected with the main body 51. The hydraulic slide block 54 is fixedly connected with the hydraulic steering box 52. The steering cylinder 35 is movably connected to the hydraulic slide 54 by a pin. The control cable 53 is fixedly connected to the cab 55 and the main body 51. The power box 56 is fixedly connected to the main body 51.
Further, the rotary running gear 6 includes a rotary frame 61, an inner roller 62, an inner support roller 63, and a crawler 64. The rotating frame 61 is movably connected to the main body 51. The inner roller 62 is pin-connected to the rotating frame 61. The inner support roller 63 is fixedly connected with the rotating frame 61. The track 64 is geared with the inner rollers 62 and the inner support rollers 63.
Further, the support running gear 7 includes a transmission shaft 71, a link 72, an outer frame 73, a crawler 74, a transmission gear 75, and a support roller 76. The transmission shaft 71 is movably connected with the main body 51. The link 72 is pin-connected to the transmission shaft 71. The link 72 is pinned to an outer frame 73. The drive gear 75 is pinned to the outer frame 73. The support rollers 76 are fixedly connected to the outer frame 73. The track 74 is engaged with a drive gear 75 and a support roller 76.
The working principle is as follows:
as shown in fig. 1-12, an impact type steerable heading machine apparatus includes: the tunneling machine comprises a tunneling head 1, a power transmission frame 2, a rotating arm 3, a supporting plate 4, a main machine body 5, a rotating walking part 6 and a supporting walking part 7; the ripper head 4 is driven by a power motor 28 connected to the power frame 21.
When the excavator is in operation, the excavator head 1 is driven to rotate by the power motor 28 to cut the front rock, and then the cut rock and soil are extruded by the excavator head 1 and conveyed to the rear of the excavator through the U-shaped groove 110 arranged at the bottom end of the main cutter head 11, the front conveying pipe 26 arranged at the front side of the power transmission frame 2, the conveying hose 210 connected with the front conveying pipe 26 and the slag discharge pipeline arranged inside the main body 51 and connected with the conveying hose 210.
When the heading machine needs to turn, the rotating arm 3 realizes the turning of the heading head 1 and the power transmission frame 2 through the steering hydraulic cylinder 35, and then the main body 5 is rotated through the matching of the rotating walking part 6.
The supporting plate 4 is matched with the three hydraulic cylinders 43 to enable the supporting plate 4 to be better attached to the wall surface of the tunnel in the advancing process of the heading machine. The supporting and running part 7 can adjust the heights of the three rows through a built-in hydraulic device to complete pitching work when the heading machine performs pitching running.
As shown in fig. 3 and 4, the heading head 1 is driven by the power motor 28 to rotate to drive the hobbing cutters 14, the arrow-shaped slot cutters 15, the diamond-shaped slot cutters 16 and the side cutters 17 to grind and cut the rock and soil ahead, and the side blades 18 further cut the excavated tunnel and help the heading head 1 to advance better. The ram head 12 impacts forwardly during operation of the ripper head 1 to break rock in the middle region of the ripper head 1.
As shown in fig. 5, 6 and 12, the rock damaged by the heading head 1 is transported to the rear of the heading machine by the main body 5 built-in slag discharge pipe by pressing through the front delivery pipe 26, and the main bit bearing 19 supports and connects the main bit bearing with the power transmission frame 2. The power motor 28 is connected with the power frame 21 and provides power for the rotation of the main cutter head 11.
As shown in fig. 7, the front arm 3 is driven by a steering hydraulic cylinder 35 to complete the rotation of the heading head 1 and the power transmission frame 2. The forearm 3 is mounted to the body 51 via the shaft 36 and shaft sleeve 37 so that the forearm 31 can rotate thereabout.
As shown in fig. 8, the supporting plate 4 is composed of two supporting plates 41 and a central shaft plate 42, and the three plates are driven by corresponding hydraulic cylinders 43, so that the supporting plate 4 can be better attached to the wall during the advancing process of the heading machine.
As shown in fig. 9, the main body 51 is connected to a hydraulic steering box 52, a control cable 53, a hydraulic slider 54, a cab 55, and an electric box 56, the cab 55 controls the operation of the heading machine, and the hydraulic slider 54 fixes the steering cylinder 35 so that the steering cylinder 35 can be more effectively applied to the operation. The power box 56 provides power to the whole heading machine.
As shown in fig. 10 and 11, the rotating frame 61 is connected to the main body 51 to provide an auxiliary function to assist the rotation of the main body 51 when the rotation is required. The inner rollers 62, the inner support rollers 63 and the crawler 64 are meshed to drive the crawler 64. The connecting rod 72 can rotate around the transmission shaft 71 and the outer frame 73, and when the heading machine performs overlook or overlook work, the three groups of supporting and walking parts 7 are adjusted to be at proper height through the built-in hydraulic device so that the pitching angle of the heading machine can be adjusted.
In conclusion, the tunneling head can cut the rock in front, extrude the cut rock and soil through the tunneling head and convey the rock and soil to the rear of the tunneling machine; the heading machine can turn by the matching of the rotating arm, the steering hydraulic cylinder and the rotating walking part; the supporting and protecting plate can better cling to the wall surface of the tunnel in the advancing process of the heading machine; when the heading machine performs pitching running, the supporting and running parts can adjust the respective heights of the three rows of supporting and running parts through the built-in hydraulic devices to complete pitching work.
Claims (9)
1. The utility model provides a but impulse type entry driving machine that turns which characterized in that: the device comprises a tunneling head (1) arranged at the front end of the tunneling machine, a main machine body (5), a power transmission frame (2) connected with the tunneling head (1), a rotating arm (3) arranged between the power transmission frame (2) and the main machine body (5), two supporting plates (4) arranged at the front side and the rear side of the main machine body (5), a rotating walking part (6) arranged at the bottom of the main machine body (5) and three rows of supporting walking parts (7) arranged at the two sides of the rotating walking part (6);
when the tunneling machine works, a power motor (28) arranged on a power transmission frame (2) drives a tunneling head (1) to rotate, the tunneling head (1) cuts the front rock and extrudes the cut rock and soil, and the extruded rock and soil are conveyed to the rear end of the tunneling machine through a slag discharge channel arranged in the tunneling machine;
when the heading machine needs to turn, the rotating arm (3) is driven by a steering hydraulic cylinder (35) to realize the steering of the heading head (1) and the power transmission frame (2), and then the main machine body (5) is rotated by the rotation of the rotating walking part (6);
when the heading machine performs pitching travel, the supporting and traveling part (7) can adjust the heights of three rows to complete pitching work;
the supporting and protecting plate (4) is enabled to be better attached to the wall surface of the tunnel through the coordinated work of the three hydraulic cylinders (43) in the advancing process of the heading machine.
2. An impact steerable heading machine according to claim 1, wherein: the tunneling head (1) comprises a six-petal-shaped main cutter head (11) with a hollow structure inside, a punch head (12) arranged in the middle of the main cutter head (11), a punch head protective cover (13) arranged on the outer side of the punch head (12), a plurality of hobbing cutters (14) arranged on each petal, a plurality of arrow-shaped groove cutters (15) arranged on two sides of the outer side of the top layer hobbing cutter (14), 6 rhombic groove cutters (16) arranged on two sides of the inner side of the top layer hobbing cutter (14), a plurality of side cutters (17) arranged on two sides of each petal, a plurality of side cutting edges (18) arranged on the outer side of each petal, 3U-shaped grooves (110) arranged at the bottom end of the main cutter head (11) and a main cutter head bearing (19) fixedly connected with the main cutter head (11); the hob (14) is fixedly connected with the main cutter head (11) through corresponding mounting grooves; when the heading machine moves, arrow-head slot cutters (15) and rhombic slot cutters (16) capable of crushing rocks are fixedly connected with the main cutter head (11); the side cutter (17) is connected with the main cutter head (11) through a bolt; the punch protective cover (13) is fixedly connected with the main cutter head (11) through a bolt; the punch head (12) is movably connected with the punch head protective cover (13) to enable the punch head (12) to move outwards, and the punch head (12) is driven by a power motor (28) and plays a role in assisting in rock crushing in the advancing process of the heading machine; the side cutter (17) is fixedly connected with the main cutter head (11) through a bolt; the side cutting edges (18) are fixedly connected with the main cutter head (11), so that the heading machine can be better attached to the wall surface of a tunnel in the advancing process and a certain support can be provided.
3. An impact steerable heading machine according to claim 1, wherein: the power transmission frame (2) comprises a power frame (21), four gear shafts (22) arranged on the front side of the power frame (21) through gear shaft bolts (25), three outer baffles (23) which are wrapped on the outer side of the power frame (21) and fixedly connected through rivets (24), a front conveying pipe (26) fixedly arranged at the bottom of the power frame (21) through a front conveying pipe bolt (27), a movable conveying hose (210) fixedly connected with the front conveying pipe (26) through bolts, four power motors (28) fixedly connected on the rear side of the power frame (21) through bolts and a reduction gearbox cover (29) arranged among the four power motors (28); the reduction gearbox cover (29) is fixedly connected with the power frame (21) through bolts; the left side and the right side of the back surface of the power frame (21) are respectively provided with 1 groove for connecting the rotating arm (3); the power transmission frame (2) is connected with the main cutter head (11) through a main cutter head bearing (19).
4. An impact steerable heading machine according to claim 1, wherein: the rotating arm (3) comprises a U-shaped front arm (31) fixedly connected with the power transmission frame (2), a plurality of pipelines (32) fixedly connected with the front arm (31) through bolts, two side wall covers (33) fixedly connected with the side faces of the front arm (31) through bolts, two steering hydraulic cylinder connecting sliding blocks (34) fixedly connected with the tail end of the front arm (31), two steering hydraulic cylinders (35) in pin connection with the steering hydraulic cylinder connecting sliding blocks (34), a rotating shaft (36) fixedly connected with the main body machine (5) through bolts and a rotating shaft sleeve (37); the front arm (31) is movably connected with the main body machine (5) through a rotating shaft (36) and a rotating shaft sleeve (37).
5. An impact steerable heading machine according to claim 1, wherein: the supporting and protecting plate (4) comprises two side supporting plates (41) and a middle shaft plate (42), 1 hydraulic cylinder (43) is fixed on each side supporting plate (41) and the middle shaft plate (42) through a pin shaft (44), and the other end of each hydraulic cylinder (43) is fixedly connected with the main machine body (5); the two side supporting plates (41) and the middle shaft plate (42) are driven by corresponding hydraulic cylinders (43), so that the supporting plates (4) can be adjusted to the optimal position in the advancing process of the heading machine, and can be better attached to the wall to ensure the safety of the heading machine.
6. An impact steerable heading machine according to claim 1, wherein: the main machine body (5) comprises a main body (51), two hydraulic steering boxes (52) arranged at the upper parts of the two sides of the main body (51), a control cable (53), a hydraulic slide block (54) fixedly connected with the hydraulic steering boxes (52), a cab (55) arranged at the upper end of the main body (51) and an electric box (56) arranged at the upper ends of the two hydraulic steering boxes; the steering hydraulic cylinder (35) is movably connected with the hydraulic slide block (54) through a pin; the control cable (53) is fixedly connected with the cab (55) and the main body (51); a slag discharge pipe is arranged in the main body (51); the side of the hydraulic steering box (52) is provided with 3 mounting grooves of hydraulic cylinders (43).
7. An impact steerable heading machine according to claim 1, wherein: the rotary walking part (6) comprises a rotary frame (61) movably connected with the main body machine (5), an inner roller (62) in pin connection with the rotary frame (61), an inner support roller (63) fixedly connected with the rotary frame (61), and a crawler belt (64) meshed with the inner roller (62) and the inner support roller (63) through gears.
8. An impact steerable heading machine according to claim 1, wherein: the supporting walking part (7) comprises a main machine body (5) movably connected with a transmission shaft (71), a connecting rod (72) in pin connection with the transmission shaft (71), an outer frame (73) in pin connection with the connecting rod (72), a crawler (74) meshed with a transmission gear (75) and a supporting roller (76), the transmission gear (75) in pin connection with the outer frame (73) and the supporting roller (76) fixedly connected with the outer frame (73); if pitching action is required in the advancing process of the heading machine, the three rows of supporting and traveling parts (7) drive the connecting rods (72) through the transmission shafts (71) to adjust the distance between the outer frame (73) and the main machine body (5) to achieve the corresponding height, and each row adjusts different distances to achieve the pitching angle required by the heading machine, so that the heading machine is helped to adapt to more working conditions.
9. An impact steerable heading machine according to any one of claims 1 to 8, wherein: the slag discharge channel comprises a U-shaped groove (110) arranged at the bottom end of the main tool bit (11), a front conveying pipe (26) arranged at the front side of the power transmission frame (2), a conveying hose (210) connected with the front conveying pipe (26) and a slag discharge pipeline arranged inside the main body (51) and connected with the conveying hose (210).
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| CN202110629959.1A CN113338975B (en) | 2021-06-07 | 2021-06-07 | Impact type tunneling machine capable of turning |
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| CN202110629959.1A CN113338975B (en) | 2021-06-07 | 2021-06-07 | Impact type tunneling machine capable of turning |
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| CN113338975B CN113338975B (en) | 2023-01-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114718590A (en) * | 2022-04-21 | 2022-07-08 | 武汉建工集团股份有限公司 | Rotary drilling bit and amphibious tunnel construction robot applying same |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09119291A (en) * | 1995-10-25 | 1997-05-06 | Tokyo Electric Power Co Inc:The | Decision method of property of tunnel excavating bedrock and bedrock-strain deformation-quantity measuring device used for the method |
| CN101021150A (en) * | 2007-03-13 | 2007-08-22 | 郝忠文 | Driving head for entry-driving machine |
| CN201031701Y (en) * | 2007-03-13 | 2008-03-05 | 郝忠文 | Walking means of mechanical boring machine |
| CN207348855U (en) * | 2017-09-28 | 2018-05-11 | 于军利 | A kind of colliery development machine with safety device |
| CN108454718A (en) * | 2018-05-24 | 2018-08-28 | 河北工业大学 | A kind of passive adaptive robot of crawler type |
| CN208184755U (en) * | 2018-01-30 | 2018-12-04 | 郭东彬 | A kind of coal mine driving suspension device that can easily be accommodated |
| CN109209426A (en) * | 2018-11-08 | 2019-01-15 | 南京工业职业技术学院 | A kind of compound broken rock cutter of impact rolling cut |
| CN110159289A (en) * | 2019-06-28 | 2019-08-23 | 重庆市能源投资集团科技有限责任公司 | A kind of coal mine light section shield excavation machine |
| CN112412490A (en) * | 2020-12-07 | 2021-02-26 | 三一重型装备有限公司 | Hard rock tunneling machine |
-
2021
- 2021-06-07 CN CN202110629959.1A patent/CN113338975B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09119291A (en) * | 1995-10-25 | 1997-05-06 | Tokyo Electric Power Co Inc:The | Decision method of property of tunnel excavating bedrock and bedrock-strain deformation-quantity measuring device used for the method |
| CN101021150A (en) * | 2007-03-13 | 2007-08-22 | 郝忠文 | Driving head for entry-driving machine |
| CN201031701Y (en) * | 2007-03-13 | 2008-03-05 | 郝忠文 | Walking means of mechanical boring machine |
| CN207348855U (en) * | 2017-09-28 | 2018-05-11 | 于军利 | A kind of colliery development machine with safety device |
| CN208184755U (en) * | 2018-01-30 | 2018-12-04 | 郭东彬 | A kind of coal mine driving suspension device that can easily be accommodated |
| CN108454718A (en) * | 2018-05-24 | 2018-08-28 | 河北工业大学 | A kind of passive adaptive robot of crawler type |
| CN109209426A (en) * | 2018-11-08 | 2019-01-15 | 南京工业职业技术学院 | A kind of compound broken rock cutter of impact rolling cut |
| CN110159289A (en) * | 2019-06-28 | 2019-08-23 | 重庆市能源投资集团科技有限责任公司 | A kind of coal mine light section shield excavation machine |
| CN112412490A (en) * | 2020-12-07 | 2021-02-26 | 三一重型装备有限公司 | Hard rock tunneling machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114718590A (en) * | 2022-04-21 | 2022-07-08 | 武汉建工集团股份有限公司 | Rotary drilling bit and amphibious tunnel construction robot applying same |
| WO2023202614A1 (en) * | 2022-04-21 | 2023-10-26 | 武汉建工集团股份有限公司 | Rotary excavation drill head and amphibious tunnel construction robot using same |
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| CN113338975B (en) | 2023-01-03 |
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