CN106437535B - A kind of drilling machine luffing bearing device - Google Patents
A kind of drilling machine luffing bearing device Download PDFInfo
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- CN106437535B CN106437535B CN201610751967.2A CN201610751967A CN106437535B CN 106437535 B CN106437535 B CN 106437535B CN 201610751967 A CN201610751967 A CN 201610751967A CN 106437535 B CN106437535 B CN 106437535B
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- 238000005553 drilling Methods 0.000 title claims abstract description 74
- 238000005096 rolling process Methods 0.000 claims abstract description 92
- 230000010355 oscillation Effects 0.000 claims description 35
- 238000009434 installation Methods 0.000 claims description 17
- 230000033001 locomotion Effects 0.000 claims description 17
- 239000003921 oil Substances 0.000 description 78
- 238000010276 construction Methods 0.000 description 8
- 239000000428 dust Substances 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 6
- 230000001133 acceleration Effects 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 238000003466 welding Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000003245 coal Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 239000003818 cinder Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000002817 coal dust Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical group C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 2
- 230000001141 propulsive effect Effects 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
- E21B15/04—Supports for the drilling machine, e.g. derricks or masts specially adapted for directional drilling, e.g. slant hole rigs
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of drilling machine luffing bearing devices, including luffing unit and rolling friction unit；The non-swinging end of luffing unit is installed on drilling machine, rolling friction unit is set on the swinging end of luffing unit, drilling machine head is set on rolling friction unit, it is swung within the scope of 0~105 ° by the adjustable rolling friction unit of luffing unit and drilling machine unit, rolling friction unit can drive drilling machine head axially to carry out roller walking along it；Drilling machine luffing bearing device of the invention is, it can be achieved that upward, downward vertical hole, and with these vertical holes at bore operation at any angle.
Description
Technical field
The invention belongs to drilling equipment field, specially a kind of drilling machine luffing bearing device.
Background technique
In coal mining field, with the development of technology, the driller of various functions realizes application, basic structure phase
Seemingly, basic function is identical, has realized the function of drilling of lateral aperture, inclined hole, vertical hole substantially.Previous rig design is using
When traditional technology, underground space it is narrow due to, result in the design bottleneck of drilling machine function, it is main to conclude are as follows:
1. the advantages of propulsive mechanism of drilling machine mast all uses rack-and-pinion speed transmission mechanism, this structure is to solve
The problem of insufficient space, can be such that the stroke of drilling machine doubles, and disadvantage is to halve propulsive force, and gear, rack gear are directly naked
It exposes outside, damage is very fast；
2. mast using slide construction walk, be exactly oil cylinder push U-lag slide in orbit realization walk.Its disadvantage exists
Big in resistance to sliding, since downhole powder dust is big, a large amount of dust enters U-lag, it is difficult to clear up, increase walking resistance and accelerate to slide
The damage of rail；
3. structure is complicated for the angle-adjusting mechanism of mast, stability is poor.Typically crank link mechanism fixes stress
Support, drilling machine serious vibration in operation of drilling；
4. drilling machine support is supported by gigantic oil cylinder, omnibearing angel support cannot be carried out to mast；
5. welding structure is more, overall structural strength is poor；Downhole corrosion intensity is high, and bead crack is easy to produce crevice corrosion,
Accelerate the damage of important feature part；
6. narrow underground space requirement drilling volume is small, the requirement for small size high thrust, drilling machine is difficult to realize stretch
Contracting function.
Summary of the invention
For the defects in the prior art and insufficient, the object of the present invention is to provide drilling machine luffing bearing devices, should
Device can realize 0~26 ° of inclined hole drilling operation in the range of 800~3000mm；Luffing unit be adjustable drill head 0~
It is rotated in 105 °, rolling friction unit is directly driven using oil cylinder instead of gear duplication acceleration mechanism, can make pulling force and centripetal force not
Halve again, be directly the centripetal force of drive cylinder, the duplication acceleration mechanism of year-on-year identical pulling force can make cylinder diameter reduce 30%.
In order to achieve the above objectives, the technical scheme adopted by the invention is as follows:
A kind of drilling machine luffing bearing device, including luffing unit and rolling friction unit；The non-swinging end of luffing unit is solid
It is located on drilling machine, rolling friction unit is set on the swinging end of luffing unit, drilling machine head is set on rolling friction unit；
The luffing unit includes crossbeam, angular adjustment oil cylinder, amplitude of oscillation frame and drilling machine installation part, the amplitude of oscillation frame
One end is movably arranged at the end of crossbeam, the movable connection of piston end of the other end and angular adjustment oil cylinder of amplitude of oscillation frame, angle
The non-piston end of degree adjusting oil cylinder is movable to be hung under crossbeam, and drilling machine installation part is fixed on amplitude of oscillation frame；The cross
Beam is scalable crossbeam, and crossbeam includes the extensible canopy being mutually arranged and fixed beam, and on extensible canopy along its length between set rail
Road；The end of fixed beam is installed on drilling machine, and rolling friction unit is mounted on drilling machine installation part；
It is swung within the scope of 0~105 ° by the adjustable rolling friction unit of luffing unit and drilling machine head, rolling rubs
Wiping unit can drive drilling machine head axially to carry out roller walking along it.
Further, turning unit is also set up between the luffing end and rolling friction unit of the luffing unit, returned
Turn the revolution that unit can drive rolling friction unit to carry out 360 °.
In addition, connection turning unit and rolling friction unit also set up Auxiliary support oil cylinder.
Specifically, one end of the amplitude of oscillation frame is mounted on the end of crossbeam by the second articulated shaft, amplitude of oscillation frame it is another
End is connect by the first articulated shaft with the piston end of angular adjustment oil cylinder, and the non-piston end of angular adjustment oil cylinder and setting are flexible
The support base of close amplitude of oscillation frame under beam is flexibly connected by swinging axle；
Floor projection distance L between first articulated shaft and the second articulated shaft3For 271mm, the second articulated shaft with
Floor projection distance L between swinging axle2Upright projection distance h for 562mm, between the second articulated shaft and swinging axle2For
256mm, the stroke g of the angular adjustment oil cylinder2For 0~472mm.
In addition, the extensible canopy and fixed beam realize stretching motion, the work of telescopic oil cylinder by inbuilt telescopic oil cylinder
Plug end is fixedly connected with the end of fixed beam, and the non-piston end of telescopic oil cylinder is fixedly connected with extensible canopy；The telescopic oil cylinder
Stroke g1For 0~550mm.
Specifically, the rolling friction unit includes mast frame, movable setting rolls support in mast frame
Component is embedded power part in mast frame, rolls rigging up head on holding element, and power part, which drives, rolls support
Component moves back and forth along mast frame roller.
The power part includes drive cylinder and drive cylinder piston rod, rolls holding element and drive cylinder along axis
To being fixedly connected, the end of drive cylinder piston rod is fixed in mast frame.
Specifically, the rolling holding element includes the first rolling member and supporting plate, supporting plate passes through the first rolling member
Roller is arranged in mast frame；
First rolling member includes two the first idler wheels being vertically set side by side, and two the first idler wheels are clamped in mast frame
Above and along mast frame roll；
The sliding rail of plate is set in mast frame along its length, and two the first idler wheels are clamped on sliding rail rail level along mast
Bar frame rolls, and the axial direction of the first idler wheel is parallel with the rail level of sliding rail；First is also set up on first rolling member partially
Mandrel, the first eccentric shaft and the first idler wheel are coaxially disposed in parallel in central spindle.
In addition, the rolling holding element further includes the second rolling member, the second rolling member includes and the fixed company of supporting plate
The second idler wheel connect, the second idler wheel are rolled along the edge of sliding rail；
The axial direction of second idler wheel is vertical with sliding rail rail level, and the second eccentric shaft is also set up on the second rolling member, the
Two eccentric shafts and the second idler wheel are coaxially disposed in parallel in central spindle.
Compared with prior art, the invention has the benefit that
(1) rolling friction unit of the invention is directly driven instead of gear duplication acceleration mechanism using oil cylinder, can make pulling force and
Centripetal force no longer halves, and is directly the centripetal force of drive cylinder, and the duplication acceleration mechanism of year-on-year identical pulling force can be such that cylinder diameter subtracts
It is small by 30%；Mast walking mechanism no longer uses rail structure, but uses roll mode, and propelling resistance reduces, and dismounts more square
Just, the coal dust opened wide on track is more easier to clear up, and just needs replacing within the liner plate of traditional slide construction general one month once,
And the projected life of the rolling holding element of the utility model is more than half a year；The rolling member of the utility model uses the rolling of idler wheel
Dynamic form, mast frame have used square structural steel as main body, and weld seam significantly reduces, and structural strength is remarkably reinforced, mast frame
The completely naked leakage of rail level in outside, when can easily remove above cinder is fallen in, prevent damage of the cinder to idler wheel；
(2) in order to limit to the rolling for rolling holding element, rolling holding element further includes the second rolling member, and second
Rolling member is the idler wheel rolled along sliding rail edge, is limited to supporting plate is rolled；Meanwhile in order to guarantee the benefit to sliding rail friction
It repays or the compensation to sliding rail edge, is provided with eccentric shaft, all on the first rolling member and the second rolling member to reach compensation sliding rail
Purpose；
(3) the flexible composition that luffing unit of the invention mainly passes through amplitude of oscillation frame, crossbeam and angular adjustment oil cylinder carries greatly
Rotating mechanism；The structure of angle adjustment is significantly simplified, drill height is greatly reduced in result；Flexible crossbeam can realize stroke
550mm's is flexible, substitutes the movement of crawler belt, reduces the movement of underground large type drill, facilitates operation；Pass through angular adjustment oil cylinder
It is flexible to realize that amplitude of oscillation frame rotate in 0~105 °, and realize any angle minimum support arm of force not less than 150mm, Ke Yizhi
Support bigger turning torque；First articulated shaft, the second articulated shaft and swinging axle form the rock-steady structure of arbitrary triangle, improve knot
The rigidity and stability of structure；
(4) underground coal mine dust is big, on the extensible canopy of luffing unit along its length using stiffening plate arranged for interval at
Track can avoid dust accumulation and block caused by sliding rail, and dust can be sliding with the course of work of motor along the gap between track
Out, there is self-cleaning function；Extensible canopy of the invention does main body using the square steel of 180*180*8, and telescopic oil cylinder is directly arranged at
Inside square steel, entry/exit hydraulic fluid port is arranged using piston rod end, can arrange the oil cylinder of maximum outside diameter；Angular adjustment oil cylinder it is hinged
The rational position that point design is calculated in oil cylinder front end, for oil cylinder when rotating around fulcrum, in long arc angle, tail portion and crossbeam be not
Interference, piston rod are not interfered with extensible canopy, are achieved the best use effect.
Detailed description of the invention
Fig. 1 is that drilling machine luffing bearing device of the invention is mounted on the structural schematic diagram on comprehensive deep hole rig；
Fig. 2 is the structural perspective of rolling friction unit in Fig. 1；
Fig. 3 is the front view of Fig. 2；
Fig. 4 is the cross-sectional view of A-A in Fig. 3；
Fig. 5 is the cross-sectional view of B-B in Fig. 3；
Fig. 6 is the structural perspective of luffing unit in Fig. 1；
Fig. 7 is the front view of Fig. 6；
Fig. 8 is the cross-sectional view of Fig. 7；
Fig. 9 is the cross-sectional view of the maximum variable phase angle of Fig. 7；
Figure 10 is the structural schematic diagram of extensible canopy in Fig. 6；
Each label indicates in figure are as follows: 1- rolling friction unit, 1-1 mast frame, 1-11 sliding rail, 1-2 roll holding element,
The second rolling member of 1-21,1-211-- bolt, the second eccentric shaft of 1-212, the second idler wheel of 1-213, the first rolling member of 1-22,1-221
Mandrel pressing plate, the first eccentric shaft of 1-222, the first idler wheel of 1-223,1-23 supporting plate, 1-3 support cylinder, 1-4 power part, 1-
41 drive cylinder piston rods, 1-42 drive cylinder；2- luffing unit, 2-1 amplitude of oscillation frame, the first articulated shaft of 2-11,2-12 second are cut with scissors
Spindle, 2-2 angular adjustment oil cylinder, 2-21 angular adjustment the first oil circuit connection of oil cylinder mouth, 2-22 angular adjustment the second oil circuit of oil cylinder
Connector, 2-3 crossbeam, 2-31 extensible canopy, the first oil circuit connection of 2-311 telescopic oil cylinder mouth, 2-312 telescopic oil cylinder installation axle, 2-
313 support bases, 2-314 swinging axle, 2-315 track, the second oil circuit connection of 2-316 telescopic oil cylinder mouth, 2-317 stiffening plate, 2-318
Amplitude of oscillation frame installing port, 2-32 fixed beam, 2-321 fixed beam connection, 2-4 drilling machine installation part, 2-5 telescopic oil cylinder；3- revolution is single
Member, 4- drill power head, 5- drilling rod, 6- drill bit；
The present invention is illustrated below in conjunction with specification drawings and specific embodiments.
Specific embodiment
Drilling machine luffing bearing device of the invention includes luffing unit and rolling friction unit；The non-swinging end of luffing unit
It is installed on drilling machine, rolling friction unit is set on the swinging end of luffing unit, drilling machine head is set on rolling friction unit, is led to
It crosses the adjustable rolling friction unit of luffing unit and drilling machine head is swung within the scope of 0~105 °, rolling friction unit can band
Dynamic drilling machine head axially carries out roller walking along it.
Rolling friction unit of the invention, mast frame are mounted on drilling machine pallet, and as feed when walking track,
Movable setting rolls holding element in mast frame, and drive cylinder and drive cylinder piston rod are embedded in mast frame,
It rolls holding element to be vertically fixedly connected with drive cylinder, the end of drive cylinder piston rod is fixed in mast frame；Rolling
Rigging up motor on dynamic holding element, drive cylinder drive rolling holding element to move back and forth along mast frame roller.Four
A support cylinder is mounted on the rear and front end of mast frame, direct with top plate and ground after the cylinder piston rod elongation of support cylinder
Contact is held out against, with the entire bracket of fixation.Drive cylinder piston rod end is fixedly connected with mast frame, and rolling can on holding element
A hydraulic motor with speed reducer is placed, hydraulic motor is rotated to the driving of the drilling rod big rotation torque provided and oil cylinder offer
Power realizes operation of drilling.
The flexible composition that luffing unit of the invention mainly passes through amplitude of oscillation frame, crossbeam and angular adjustment oil cylinder carries greatly rotation
Mechanism；The structure of angle adjustment is significantly simplified, drill height is greatly reduced in result；Flexible crossbeam can realize stroke
550mm's is flexible, substitutes the movement of crawler belt, reduces the movement of underground large type drill, facilitates operation.
Specifically, in conjunction with Fig. 1, drilling machine luffing bearing device of the invention is mounted on and is used on comprehensive deep hole rig
Structure chart is Fig. 1, comprehensive deep hole rig include rolling friction unit 1, luffing unit 2, turning unit 3, drill power head 4,
Drilling rod 5, drill bit 6, rack, crawler belt, transformer, control stick, emergency lighting component, hydraulic pump, fuel tank, console, luffing unit
Support cylinder, support leg oil cylinder and Auxiliary support oil cylinder install crawler belt and support leg oil cylinder under rack, install hydraulic pump, oil in rack
Case, transformer, control stick, emergency lighting component, console and luffing unit supports oil cylinder, on the rack be arranged luffing unit 2,
The non-swinging end of rolling friction unit 1, turning unit 3, drill power head 4, drilling rod 5 and drill bit 6, luffing unit 2 passes through luffing
Unit supports oil cylinder is fixed on the rack, setting rolling friction unit 1 on the swinging end of luffing unit 2, on rolling friction unit 1
Drill power head 4, drilling rod 5 and drill bit 6 are set, turning unit is set between the luffing end and rolling friction unit 1 of luffing unit 2
3, the revolution that turning unit 3 can drive rolling friction unit 1 to carry out 360 °, connection turning unit 3 and rolling friction unit 1 may be used also
Auxiliary support oil cylinder is set, and drilling machine is by support oil cylinder, luffing unit and turning unit combination adjustment, it can be achieved that the limited model in space
The support of bracket is realized in drilling operation, the position that bracket can be adjusted again by Auxiliary support oil cylinder at any angle in enclosing.
In conjunction with Fig. 2-5, rolling friction unit 1 of the invention includes mast frame 1-1, movable on mast frame 1-1
Setting rolls holding element 1-2, and drive cylinder 1-42 and drive cylinder piston rod 1-41 are embedded in mast frame 1-1, rolls
Holding element 1-2 is vertically fixedly connected with drive cylinder 1-42, and the end of drive cylinder piston rod 1-41 is fixed on mast frame
On frame 1-1；Rigging up power head 4 on holding element 1-2 is rolled, drive cylinder 1-42, which drives, rolls holding element 1-2 along mast
Bar frame 1-1 roller moves back and forth.Oil cylinder directly drives instead of gear duplication acceleration mechanism, and pulling force and centripetal force can be made no longer to subtract
Half, it is directly the centripetal force of drive cylinder, the duplication acceleration mechanism of year-on-year identical pulling force can make cylinder diameter reduce 30%, driving oil
When cylinder cylinder diameter Φ 110mm, drive cylinder piston rod bar diameter Φ 63, stroke 930mm, maximum working pressure (MWP) 25MPa, pulling force
235KN, centripetal force 160KN；Mast walking mechanism no longer uses rail structure, but uses roll mode, and propelling resistance reduces,
Dismount more convenient, the coal dust opened wide on track is more easier to clear up, and general one month of the liner plate of traditional slide construction just needs
It replaces once, and the projected life of rolling holding element of the invention is more than half a year.
Rolling holding element 1-2 includes the first rolling member 1-22 and supporting plate 1-23, and supporting plate 1-23 is rolled by first
Part 1-22 roller is arranged on mast frame 1-1；First rolling member 1-22 includes two first rollings being vertically set side by side
1-223 is taken turns, two the first idler wheel 1-223 are clamped on mast frame 1-1 and roll along mast frame 1-1.Best, mast frame
Frame 1-1 uses square structural steel as main body, specifically, mast frame 1-1 is that central have can pass through the cunning of drive cylinder 1-42
Slot, sliding slot edge are extended plate sliding rail 1-11, and two the first idler wheel 1-223 are clamped on sliding rail 1-11 rail level along mast frame
Frame 1-1 is rolled, and the axial direction of the first idler wheel 1-223 is parallel with the rail level of sliding rail 1-11.In order to compensate for the abrasion of track, first
The first eccentric shaft 1-222 is also set up on rolling member 1-22, the first eccentric shaft 1-222 is coaxially set side by side with the first idler wheel 1-223
In central spindle, and the first eccentric shaft 1-222 is fixed by mandrel pressing plate 1-221；Mast frame 1-1 is altogether by rolling friction
The collective effect of the centripetal force of the torsional moment and drive cylinder of hydraulic motor on bracket, the requirement of drilling machine torsional moment are
When 4000N.m, propulsion force request is 160KN, and since current mast frame all uses plate welding structure, and plate welding structure has by force
Spend poor, easily-deformable disadvantage, in order to reach intensity requirement, so mast frame be designed it is big and heavy.And mast of the invention
Bar frame directlys adopt fashioned iron and does main body, reduces welding structure, the light and handy design of achievable frame, subtracts under equality strength requires
Light weight.
In order to limit to the rolling for rolling holding element 1-2, rolling holding element 1-2 further includes the second rolling member 1-
21, the second rolling member 1-21 include the second idler wheel 1-213 being fixedly connected with supporting plate 1-23, and the second idler wheel 1-213 is along sliding rail
The edge of 1-11 rolls, and guarantees that rolling holding element 1-2 does not deviate by track.In addition, in order to be compensated to sliding rail 1-11,
The axial direction of second idler wheel 1-213 is vertical with sliding rail 1-11 rail level, and the second eccentric shaft 1- is also set up on the second rolling member 1-21
212, the second eccentric shaft 1-212 and the second idler wheel 1-213 are coaxially disposed in parallel in central spindle, and the second idler wheel 1-213 passes through spiral shell
Bolt is fixed on the edge supporting plate 1-23.
The adjustment amount of maximum 2mm, the adjustment of this 2mm can be achieved in first eccentric shaft 1-222 and the second eccentric shaft 1-212
Amount is for compensating the abrasion loss of sliding rail or can compensate to sliding rail edge.
The convenient disassembly of first rolling member 1-22 can directly unclamp both sides mandrel pressing plate 1-221 bolt, and idler wheel can be direct
It takes out and is repaired or replaced out of hole.First idler wheel 1-223 and the second idler wheel 1-213 of the invention is all made of support type rolling
Self-sealing bearing is taken turns, design has lubricating cup to bearing lubrication on each axis, extend the service life of bearing, bearing size 25mm*62~
25mm, the second roller stress in working condition, maximum can bear the hydraulic motor moment of couple of 23kN.m.
In addition, also setting up at least one support cylinder 1-3 in the end of mast frame 1-1, it is preferred that in mast frame 1-
Two support cylinder 1-3 arranged side by side are respectively arranged in 1 both ends, and mast frame 1-1 length designs short, the mast length of 2.3m as far as possible
Substantially the free entry and exit of narrow may be implemented, front and back, which is all designed, support cylinder 1-3, can orientation in office hold out against it is steady
Determine mast frame 1-1；Support cylinder 1-3 cylinder diameter Φ 80mm, support cylinder 1-3 piston rod bar diameter Φ 55mm, stroke 300mm, branch
It supports oil cylinder 1-3 and is equipped with two kinds of branch fasteners, for different operating conditions.The elongation of support cylinder 1-3 can reliably fix drilling machine, real
The steady operation of existing drilling machine.
In conjunction with Fig. 6-10, luffing unit 2 of the invention includes crossbeam 2-3, angular adjustment oil cylinder 2-2, amplitude of oscillation frame 2-1 and brill
One end of machine installation part 2-4, amplitude of oscillation frame 2-1 are movably arranged at the end of crossbeam 2-3, the other end and angle of amplitude of oscillation frame 2-1
The movable connection of piston end of oil cylinder 2-2 is adjusted, the non-piston end of angular adjustment oil cylinder 2-2 is movable to be hung under crossbeam 2-3,
Drilling machine installation part 2-4 is fixed on amplitude of oscillation frame 2-1；Crossbeam 2-3 is scalable crossbeam, and crossbeam 2-3 includes mutually being arranged
Extensible canopy 2-31 and fixed beam 2-32, and on extensible canopy 2-31 along its length between set track 2-315.Extensible canopy 2-31 may be used also
Think that smooth girder construction, such as rectangular steel tube structure, smooth girder construction are the girder constructions relative to setting track
For, i.e., smooth girder construction is the rectangular girder steel of not set track thereon；Or crossbeam 2-3 is non-telescoping beam, i.e.,
For smooth girder construction, such as rectangular steel tube structure, non-telescoping beam herein is can be carried out in length relative to extensible canopy
The definition that the angle of adjustment carries out, that is to say, that crossbeam is a smooth rectangular steel tube structure, length direction cannot be into
Row variation；Luffing unit of the invention mainly passes through amplitude of oscillation frame 2-1, crossbeam 2-3 and the flexible composition of angular adjustment oil cylinder 2-2 is big
Carry rotating mechanism；The structure of angle adjustment is significantly simplified, drill height is greatly reduced in result；Flexible crossbeam 2-3 can
It realizes the flexible of stroke, substitutes the movement of crawler belt, reduce the movement of underground large type drill, facilitate operation；Underground coal mine dust is big,
On extensible canopy of the invention along its length using stiffening plate arranged for interval at sliding rail, can avoid dust accumulation sliding rail is caused
Obstruction, dust can skid off along the gap between sliding rail with the course of work of motor, have self-cleaning function；
Drive the drilling machine installation part 2-4 on amplitude of oscillation frame 2-1 at 0~105 ° by the stretching motion of angular adjustment oil cylinder 2-2
Rotation in range, and then the drilling machine being mounted on drilling machine installation part 2-4 is driven to rotate within the scope of 0~105 °, it considerably increases
The adjustable-angle of drilling machine.
A kind of stretching motion that realizing angular adjustment oil cylinder 2-2 drive the drilling machine installation part 2-4 on amplitude of oscillation frame 2-1 0~
The scheme rotated within the scope of 105 ° includes: that one end of amplitude of oscillation frame 2-1 is mounted on the end of crossbeam 2-3 by the second articulated shaft 2-12
The other end in portion, amplitude of oscillation frame 2-1 is connect by the first articulated shaft 2-11 with the piston end of angular adjustment oil cylinder 2-2, and first is hinged
Angle α between the line of axis 2-11 and the second articulated shaft 2-12 and the axis of angular adjustment oil cylinder 2-2 is 31~136 °.
Another kind realizes that the stretching motion of angular adjustment oil cylinder 2-2 drives the drilling machine installation part 2-4 on amplitude of oscillation frame 2-1 0
The scheme rotated within the scope of~105 ° includes: that one end of amplitude of oscillation frame 2-1 is mounted on extensible canopy 2-31 by the second articulated shaft 2-12
End, the non-piston end of angular adjustment oil cylinder 2-2 and the support base 2- of close amplitude of oscillation frame 2-1 being arranged under extensible canopy 2-31
313 are flexibly connected by swinging axle 2-314；The minimum wobble arm of force h of amplitude of oscillation frame 2-11For 150mm, the second articulated shaft 2-12 with
Projector distance between swinging axle 2-314 be the projector distance between the first articulated shaft 2-11 and the second articulated shaft 2-12 2~
2.5 again；
It is a kind of it is preferred realize angular adjustment oil cylinder 2-2 stretching motion drive amplitude of oscillation frame 2-1 on drilling machine installation part 2-4
In the projector distance L that the scheme rotated within the scope of 0~105 ° includes: between the first articulated shaft 2-11 and the second articulated shaft 2-123
Projector distance L for 271mm, between the second articulated shaft 2-12 and swinging axle 2-3142For 562mm, the second articulated shaft 2-12 and pendulum
Upright projection distance h between moving axis 2-3142For 256mm, the stroke g of angular adjustment oil cylinder 2-22For 0~472mm, this
Between length relation ensure that the rotation within the scope of 0~105 °；The size of corresponding other component includes: drilling machine of the invention
The minimum length L of jib lubbing mechanism1For 2048mm.
The first oil circuit of angular adjustment oil cylinder is respectively set at the both ends in cylinder block in angular adjustment oil cylinder 2-2 of the invention
Interface 2-21 and angular adjustment oil cylinder the second oil circuit interface 2-22 provides hydraulic oil for the stretching motion to oil cylinder；
Extensible canopy 2-31 and fixed beam 2-32 realizes stretching motion by inbuilt telescopic oil cylinder 2-5, telescopic oil cylinder 2-5's
Piston end is fixedly connected with the end of fixed beam 2-32, and the non-piston end of telescopic oil cylinder 2-5 is fixedly connected with extensible canopy 2-31.It stretches
The stroke g of contracting oil cylinder 2-51For 0~550mm, the movement of crawler belt is substituted；
Telescopic oil cylinder 2-5 of the invention is since the beam for being embedded in extensible canopy 2-31 is intracavitary, so if using traditional confession
Oil circuit design, may have an impact the stretching motion of crossbeam 2-3, therefore, stretch in the piston end setting of telescopic oil cylinder 2-5
Telescopic oil cylinder the first oil circuit connection mouth 2- is arranged in contracting oil cylinder the second oil circuit connection mouth 2-316 on the cylinder barrel of telescopic oil cylinder 2-5
311, the obstruction to stretching motion between extensible canopy 2-31 and fixed beam 2-32 can be reduced；See Figure 10, extensible canopy 2- of the invention
31 specific structure is the beam body of the square bar of a cavity, and packet sets stiffening plate 2- on the end of one end of extensible canopy 2-31
317, it passes through stiffening plate 2-317 and amplitude of oscillation frame installing port 2-318 is arranged in the end extensible canopy 2-31, close to amplitude of oscillation frame installing port 2-
318 wear telescopic oil cylinder installation axle 2-312 on extensible canopy 2-31, hang in the lower section of extensible canopy 2-31 set support base 2- later
313, multiple track 2-315 are set on extensible canopy 2-31 along its length followed by.The separate extensible canopy 2- of fixed beam 2-32
Fixed beam connection 2-321 is arranged in 31 end, for this drilling machine jib lubbing mechanism to be mounted on drilling machine.
Drilling machine installation part 2-4 is discoid ring flange, settable turning unit 3 on ring flange, then in turning unit 3
Upper rigging up can increase drilling machine in the rotation of horizontal plane, improve the flexibility that drilling machine position is adjusted；Or directly pacify in drilling machine
Rigging up in piece installing realizes the adjusting to drilling machine position.
Turning unit 3 of the invention is discoid component, and hydraulic turbine is arranged in the tangential direction along disc-shaped part
Structure, adjustment turning unit are rotated in the range of 360 °, realize the comprehensive adjustment of drilling machine angle.
Claims (2)
1. a kind of drilling machine luffing bearing device, which is characterized in that including luffing unit (2) and rolling friction unit (1)；
The luffing unit (2) includes crossbeam (2-3), angular adjustment oil cylinder (2-2), amplitude of oscillation frame (2-1) and drilling machine installation part
One end of (2-4), the amplitude of oscillation frame (2-1) are movably arranged at the end of crossbeam (2-3), the other end of amplitude of oscillation frame (2-1)
With the movable connection of piston end of angular adjustment oil cylinder (2-2), the non-piston end of angular adjustment oil cylinder (2-2) is movable to be hung on
Under crossbeam (2-3), drilling machine installation part (2-4) is fixed on amplitude of oscillation frame (2-1)；The crossbeam (2-3) is scalable cross
Beam, crossbeam (2-3) include the extensible canopy (2-31) being mutually arranged and fixed beam (2-32), and along length on extensible canopy (2-31)
Track (2-315) is set between direction；The end of fixed beam (2-32) is installed on drilling machine, and rolling friction unit (1) is mounted on drilling machine
On installation part (2-4)；
It is swung within the scope of 0~105 ° by the adjustable rolling friction unit (1) of luffing unit (2), rolling friction unit (1)
Drilling machine head can be driven axially to carry out roller walking along it；
It is also set up turning unit (3) between the luffing end and rolling friction unit (1) of the luffing unit (2), revolution is single
The revolution that first (3) can drive rolling friction unit (1) to carry out 360 °；
One end of the amplitude of oscillation frame (2-1) is mounted on the end of extensible canopy (2-31), the amplitude of oscillation by the second articulated shaft (2-12)
The other end of frame (2-1) is connect by the first articulated shaft (2-11) with the piston end of angular adjustment oil cylinder (2-2), angular adjustment oil
The non-piston end of cylinder (2-2) and the support base (2-313) for the close amplitude of oscillation frame (2-1) being arranged at extensible canopy (2-31) pass through pendulum
Moving axis (2-314) is flexibly connected；
Floor projection distance L between first articulated shaft (2-11) and the second articulated shaft (2-12)3For 271mm, the second hinge
Floor projection distance L between spindle (2-12) and swinging axle (2-314)2For 562mm, the second articulated shaft (2-12) and swinging axle
Upright projection distance h between (2-314)2For 256mm, the stroke g of the angular adjustment oil cylinder (2-2)2For 0~472mm；
Connection turning unit (3) and rolling friction unit (1) also set up Auxiliary support oil cylinder；
The rolling friction unit (1) includes mast frame (1-1), and movable setting rolling is held on mast frame (1-1)
It holds in the palm component (1-2), is embedded power part (1-4) in mast frame (1-1), roll rigging up machine on holding element (1-2)
Head, power part (1-4) drive rolling holding element (1-2) to move back and forth along mast frame (1-1) roller；
The power part (1-4) includes drive cylinder (1-42) and drive cylinder piston rod (1-41), rolls holding element
(1-2) is axially fixed with drive cylinder (1-42) and connect, and the end of drive cylinder piston rod (1-41) is fixed on mast frame
On (1-1)；
The rolling holding element (1-2) includes the first rolling member (1-22) and supporting plate (1-23), and supporting plate (1-23) is logical
The first rolling member (1-22) roller is crossed to be arranged on mast frame (1-1)；
First rolling member (1-22) includes two the first idler wheels (1-223) being vertically set side by side, along its length in mast
The sliding rail (1-11) of plate is set on frame (1-1), and two the first idler wheels (1-223) are clamped on sliding rail (1-11) rail level along mast
Bar frame (1-1) rolls, and the axial direction of the first idler wheel (1-223) is parallel with the rail level of sliding rail (1-11)；In first rolling
It is also set up on moving part (1-22) the first eccentric shaft (1-222), the first eccentric shaft (1-222) and the first idler wheel (1-223) are coaxial simultaneously
Column are arranged in central spindle；
The rolling holding element (1-2) further includes the second rolling member (1-21), and the second rolling member (1-21) includes and support
The second idler wheel (1-213) that plate (1-23) is fixedly connected, the second idler wheel (1-213) are rolled along the edge of sliding rail (1-11)；
The axial direction of second idler wheel (1-213) is vertical with sliding rail (1-11) rail level, also sets on the second rolling member (1-21)
Set the second eccentric shaft (1-212), the second eccentric shaft (1-212) with the second idler wheel (1-213) is coaxial is disposed in parallel in central spindle.
2. drilling machine luffing bearing device as described in claim 1, which is characterized in that the extensible canopy (2-31) and fixed beam
(2-32) realizes stretching motion, the piston end and fixed beam (2-32) of telescopic oil cylinder (2-5) by inbuilt telescopic oil cylinder (2-5)
End be fixedly connected, the non-piston end of telescopic oil cylinder (2-5) is fixedly connected with extensible canopy (2-31)；The telescopic oil cylinder
The stroke g of (2-5)1For 0~550mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610751967.2A CN106437535B (en) | 2016-08-26 | 2016-08-26 | A kind of drilling machine luffing bearing device |
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| CN201610751967.2A CN106437535B (en) | 2016-08-26 | 2016-08-26 | A kind of drilling machine luffing bearing device |
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| CN106437535A CN106437535A (en) | 2017-02-22 |
| CN106437535B true CN106437535B (en) | 2019-03-12 |
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| CN201610751967.2A Active CN106437535B (en) | 2016-08-26 | 2016-08-26 | A kind of drilling machine luffing bearing device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112431549A (en) * | 2020-10-26 | 2021-03-02 | 中国煤炭科工集团太原研究院有限公司 | Water detection device and tunneling and anchoring integrated machine with same |
| CN112431590A (en) * | 2020-10-26 | 2021-03-02 | 中国煤炭科工集团太原研究院有限公司 | Crushing device and tunneling and anchoring all-in-one machine with same |
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| JP2000303767A (en) * | 1999-04-20 | 2000-10-31 | Furukawa Co Ltd | Boom device for crawler drill |
| CN202560096U (en) * | 2011-12-30 | 2012-11-28 | 中船重工中南装备有限责任公司 | Telescopic boom open rock drilling wagon with drill rod changing device |
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Address after: Weiyang District 710018 in Shaanxi Province Economic Development Zone of Xi'an caotan eco industrial park is 3699 Yuan Lu Applicant after: Shaanxi Sida explosion-proof safety Polytron Technologies Inc Address before: Caotan economic and Technological Development Zone, eco industrial park in Shaanxi city of Xi'an province is 710018 Yuan Lu No. 3699 Applicant before: Shanxi Star Coal Mine Safety Equipment Co., Ltd. |
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