CN106437534A - Drilling machine amplitude varying bearing device - Google Patents
Drilling machine amplitude varying bearing device Download PDFInfo
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- CN106437534A CN106437534A CN201610741130.XA CN201610741130A CN106437534A CN 106437534 A CN106437534 A CN 106437534A CN 201610741130 A CN201610741130 A CN 201610741130A CN 106437534 A CN106437534 A CN 106437534A
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- 238000005553 drilling Methods 0.000 title abstract description 18
- 238000005096 rolling process Methods 0.000 claims abstract description 88
- 230000010355 oscillation Effects 0.000 claims description 33
- 238000010276 construction Methods 0.000 claims description 9
- 239000003921 oil Substances 0.000 description 69
- 230000007246 mechanism Effects 0.000 description 15
- 230000033001 locomotion Effects 0.000 description 10
- 239000000428 dust Substances 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 230000001133 acceleration Effects 0.000 description 6
- 238000003466 welding Methods 0.000 description 4
- 238000004140 cleaning Methods 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
- 230000001141 propulsive effect Effects 0.000 description 3
- 229910000746 Structural steel Inorganic materials 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 239000003818 cinder Substances 0.000 description 2
- 239000002817 coal dust Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion 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
- 230000003014 reinforcing effect Effects 0.000 description 2
- 241000283216 Phocidae Species 0.000 description 1
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency 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
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008439 repair process Effects 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 drilling machine amplitude varying bearing device. The device comprises an amplitude varying unit and a rolling friction unit; and the non-swing end of the amplitude varying unit is fixedly installed on the rack, the swinging end of the amplitude varying unit is provided with the rolling friction unit, a drill bit of a drilling machine is installed on the rolling friction unit, the rolling friction unit and the drill machine unit are adjusted to swing within the range of 0-105 degrees through the amplitude varying unit, and the rolling friction unit can drive the drill bit of the drilling machine to walk in a rolling mode in the axis direction of the rolling friction unit. According to the drilling machine amplitude varying bearing device, drilling of upward and downward vertical holes and holes at any angles relative to the upward and downward vertical holes can be achieved.
Description
Technical field
The invention belongs to drilling equipment field, specially a kind of rig luffing bearing device.
Background technology
In coal mining field, with the development of technology, the driller of various functions realizes application, its basic structure phase
Seemingly, basic function is identical, has substantially achieved the function of drilling of lateral aperture, inclined hole, upright opening.Conventional rig design is adopting
During conventional art, due to down-hole space narrow and small due to, result in the design bottleneck of rig function, be mainly summarized as：
1. the propulsive mechanism of drilling machine mast all adopts rack-and-pinion speed transmission mechanism, and the advantage of this structure is to solve
The problem of insufficient space, can make the stroke of rig double, and its shortcoming is so that propulsive force is halved, and gear, tooth bar are directly naked
Expose outside, infringement is very fast；
2. mast using slide construction walking it is simply that oil cylinder push U-lag in orbit slide realization walking.Its shortcoming exists
Big in resistance to sliding, because downhole powder dust is big, a large amount of dust enters U-lag it is difficult to cleaning, so that walking resistance is increased and accelerates to slide
The damage of rail；
3. the angle-adjusting mechanism complex structure of mast, stability is poor.It is typically toggle to fix stress
Support, rig serious vibration in operation of drilling；
4. rig supports and relies on gigantic oil cylinder to support it is impossible to carry out omnibearing angel support to mast；
5. welding structure is many, and overall construction intensity is poor；Downhole corrosion intensity is high, and bead crack easily produces crevice corrosion,
Important feature part is accelerated to damage；
6. narrow and small down-hole space requirement rig small volume, for the requirement of small size high thrust, rig is difficult to stretch
Contracting function.
Content of the invention
For defect of the prior art and deficiency, object of the present invention is to provide rig luffing bearing device, should
Device can realize 0～26 ° of inclined hole drilling operation in the range of 800～3000mm；Luffing unit can adjust drill head 0～
Rotate in 105 °, rolling friction unit adopts oil cylinder direct drive to replace gear duplication acceleration mechanism, can make pulling force and centripetal force not
Halve again, be directly the centripetal force driving oil cylinder, the duplication acceleration mechanism of identical pulling force can make cylinder diameter reduce 30% on year-on-year basis.
For reaching above-mentioned purpose, the technical scheme that the present invention takes is：
A kind of rig luffing bearing device, including luffing unit and rolling friction unit；The non-swinging end of luffing unit is solid
It is located on rig, the swinging end of luffing unit arranges rolling friction unit, rolling friction unit arranges rig head, passes through
Luffing unit can adjust rolling friction unit and rig head and swing in the range of 0～105 °, and rolling friction unit can drive
Rig head axially carries out roller walking along it；
Described luffing unit includes crossbeam, angular adjustment oil cylinder, amplitude of oscillation frame and rig installed part, described amplitude of oscillation frame
One end is movably arranged at the end of crossbeam, the movable connection of piston end of the other end of amplitude of oscillation frame and angular adjustment oil cylinder, angle
The non-piston end of degree regulation oil cylinder is movable to be hung under crossbeam, and rig installed part is fixedly installed on amplitude of oscillation frame；Described horizontal stroke
Beam is non-telescoping crossbeam.
Further, also set up turning unit between the luffing end of described luffing unit and rolling friction unit, return
Turn the revolution that unit can drive rolling friction unit to carry out 360 °.
In addition, connecting turning unit to also set up Auxiliary support oil cylinder with rolling friction unit.
Specifically, one end of described amplitude of oscillation frame is arranged on the end of crossbeam by the second jointed shaft, amplitude of oscillation frame another
End be connected with the piston end of angular adjustment oil cylinder by the first jointed shaft, the non-piston end of angular adjustment oil cylinder be arranged on flexible
The support base of the close amplitude of oscillation frame under beam is flexibly connected by swinging axle；
Floor projection between the first described jointed shaft and the second jointed shaft is apart from L3For 271mm, the second jointed shaft with
Floor projection between swinging axle is apart from L2For 562mm, the upright projection between the second jointed shaft and swinging axle is apart from h2For
256mm, the stroke g of described angular adjustment oil cylinder2For 0～472mm.
Specifically, described rolling friction unit includes mast frame, and movable setting in mast frame rolls support
Part, is embedded power part in mast frame, rolls rigging up head on holding element, and power part drives and rolls support
Part moves back and forth along mast frame roller.
Described power part includes driving oil cylinder and drives cylinder piston rod, rolls holding element and drives oil cylinder along axle
To being fixedly connected, the end of cylinder piston rod is driven to be fixed in mast frame.
Specifically, described rolling holding element includes the first rolling member and supporting plate, and supporting plate passes through the first rolling member
Roller is arranged in mast frame；
First rolling member includes two the first rollers being vertically set up in parallel, and two the first rollers are clamped in mast frame
Above and along mast frame roll；
The slide rail of tabular is arranged on mast frame, two the first rollers are clamped on slide rail rail level along mast along its length
Bar framework rolls, and the axial direction of the first roller is parallel with the rail level of slide rail；The first described rolling member also sets up first inclined
Heart axle, the first eccentric shaft and the first roller are coaxially disposed in parallel in shaft core.
Further, described rolling holding element also includes the second rolling member, and the second rolling member includes connect fixing with supporting plate
The second roller connecing, the second roller rolls along the edge of slide rail；
The described axial direction of the second roller is vertical with slide rail rail level, also sets up the second eccentric shaft on the second rolling member, the
Two eccentric shafts and the second roller are coaxially disposed in parallel in shaft core.
Compared with prior art, beneficial effects of the present invention are：
(1) the rolling friction unit of the present invention adopt oil cylinder direct drive replace gear duplication acceleration mechanism, can make pulling force and
Centripetal force no longer halves, and is directly the centripetal force driving oil cylinder, and the duplication acceleration mechanism of identical pulling force can make cylinder diameter subtract on year-on-year basis
Little by 30%；Mast walking mechanism no longer adopts rail structure, but adopts roll mode, and propelling resistance reduces, and dismounting is more square
Just, the coal dust on unlimited track is more prone to clear up, and the liner plate of traditional slide construction is accomplished by changing once for general one month,
And the projected life of the rolling holding element of the present invention is more than half a year；The rolling member of the present invention adopts the rolling form of roller,
Mast frame employs square structural steel as main body, and weld seam significantly reduces, and structural strength is remarkably reinforced, and the rail level of mast frame is complete
Naked leakage, in outside, can easily be removed above when cinder falls, prevent the infringement of cinder pair roller；
(2) spacing in order to carry out to the rolling rolling holding element, roll holding element and also include the second rolling member, second
Rolling member is the roller rolling along slide rail edge, rolling supporting plate is carried out spacing；Meanwhile, in order to ensure the benefit to slide rail friction
Repay or the compensation to slide rail edge, the first rolling member and the second rolling member are all provided with eccentric shaft, to reach compensation slide rail
Purpose；
(3) the luffing unit of the present invention is mainly carried greatly by the flexible composition of amplitude of oscillation frame, crossbeam and angular adjustment oil cylinder
Rotating mechanism；Significantly simplify the structure of angle adjustment, its result makes drill height be greatly reduced；Flexible crossbeam can achieve stroke
550mm's is flexible, substitutes the movement of crawler belt, reduces the movement of down-hole large type drill, convenient operation；By angular adjustment oil cylinder
Flexible realize amplitude of oscillation frame and can rotate in 0～105 °, and realize the arbitrarily angled minimum support arm of force not less than 150mm, Ke Yizhi
Support bigger turning torque；First jointed shaft, the second jointed shaft and swinging axle form the rock-steady structure of arbitrary triangle, improve knot
The rigidity of structure and stability；
(4) underground coal mine dust is big, the extensible canopy of luffing unit adopts along its length reinforcing plate arranged for interval become
Track, can avoid the obstruction that dust accumulation causes to slide rail, and dust can be slided along the gap between track with the course of work of motor
Go out, there is self-cleaning function；The extensible canopy of the present 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, the oil cylinder of maximum outside diameter can be arranged；Angular adjustment oil cylinder hinged
The rational position that point design calculates in oil cylinder front end, when rotating around fulcrum, in long arc angle, afterbody and crossbeam be not or not oil cylinder
Interfere, piston rod is not interfered with extensible canopy, reaches optimal using effect.
Brief description
Fig. 1 is that the rig luffing bearing device of the present invention is arranged on the structural representation 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 sectional view of A-A in Fig. 3；
Fig. 5 is the 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 sectional view of Fig. 7；
Fig. 9 is the sectional view of the maximum variable phase angle of Fig. 7；
The each label of in figure is expressed as：1- rolling friction unit, 1-1 mast frame, 1-11 slide rail, 1-2 roll holding element,
1-21 second rolling member, 1-211-- bolt, 1-212 second eccentric shaft, 1-213 second roller, 1-22 first rolling member, 1-221
Mandrel pressing plate, 1-222 first eccentric shaft, 1-223 first roller, 1-23 supporting plate, 1-3 support cylinder, 1-4 power part, 1-
41 drive cylinder piston rod, 1-42 to drive oil cylinder；2- luffing unit, 2-1 amplitude of oscillation frame, 2-11 first jointed shaft, 2-12 second cut with scissors
Spindle, 2-2 angular adjustment oil cylinder, 2-21 angular adjustment oil cylinder the first oil circuit connector, 2-22 angular adjustment oil cylinder the second oil circuit
Connector, 2-3 crossbeam, 2-31 support base, 2-32 swinging axle, 2-33 crossbeam connector, 2-4 rig installed part；3- turning unit,
4- drill power head, 5- drilling rod, 6- drill bit；
Below in conjunction with specification drawings and specific embodiments, the present invention is illustrated.
Specific embodiment
The rig luffing bearing device of the present invention includes luffing unit and rolling friction unit；The non-swinging end of luffing unit
It is installed on rig, the swinging end of luffing unit arranges rolling friction unit, rolling friction unit arranges rig head, lead to
Cross luffing unit and can adjust rolling friction unit and rig head and swing in the range of 0～105 °, rolling friction unit can carry
Dynamic rig head axially carries out roller walking along it.
The rolling friction unit of the present invention, mast frame is arranged on rig pallet, and as walking track during feed,
In mast frame, movable setting rolls holding element, is embedded driving oil cylinder and drives cylinder piston rod in mast frame,
Roll holding element and be vertically fixedly connected with driving oil cylinder, drive the end of cylinder piston rod to be fixed in mast frame；Rolling
Rigging up motor on dynamic holding element, drives oil cylinder to drive rolling holding element to move back and forth along mast frame roller.Four
Individual support cylinder is arranged on the rear and front end of mast frame, direct with top board and ground after the cylinder piston rod elongation of support cylinder
Hold out against contact, with fixing whole bracket.Cylinder piston rod termination is driven to be fixedly connected with mast frame, rolling can on holding element
Place a hydraulic motor with reductor, hydraulic motor rotates the driving that big rotation torque and oil cylinder to drilling rod offer provide
Power is realized drilling operation.
The luffing unit of the present invention mainly carries greatly rotation by the flexible composition of amplitude of oscillation frame, crossbeam and angular adjustment oil cylinder
Mechanism；Significantly simplify the structure of angle adjustment, its result makes drill height be greatly reduced；Flexible crossbeam can achieve stroke
550mm's is flexible, substitutes the movement of crawler belt, reduces the movement of down-hole large type drill, convenient operation.
Specifically, in conjunction with Fig. 1, the rig luffing bearing device of the present invention is arranged on use on comprehensive deep hole rig
Structure chart be 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, frame, crawler belt, transformer, control stick, emergency lighting part, 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 frame, and frame is installed hydraulic pump, oil
Case, transformer, control stick, emergency lighting part, console and luffing unit supports oil cylinder, in frame setting luffing unit 2,
Rolling friction unit 1, turning unit 3, drill power head 4, drilling rod 5 and drill bit 6, the non-swinging end of luffing unit 2 passes through luffing
Unit supports oil cylinder is installed in frame, the swinging end of luffing unit 2 arranges rolling friction unit 1, on rolling friction unit 1
Setting drill power head 4, drilling rod 5 and drill bit 6, arrange turning unit between the luffing end of luffing unit 2 and rolling friction unit 1
3, turning unit 3 can drive the revolution that rolling friction unit 1 carries out 360 °, connect turning unit 3 and also may be used with rolling friction unit 1
Setting Auxiliary support oil cylinder, rig passes through support oil cylinder, luffing unit and turning unit combination adjustment, achievable limited space model
Drilling operation at any angle in enclosing, can realize the support of bracket by the position that Auxiliary support oil cylinder adjusts bracket again.
In conjunction with Fig. 2-5, the rolling friction unit 1 of the present invention includes mast frame 1-1, movable in mast frame 1-1
Setting rolls holding element 1-2, is embedded driving oil cylinder 1-42 and drives cylinder piston rod 1-41, roll in mast frame 1-1
Holding element 1-2 is vertically fixedly connected with driving oil cylinder 1-42, drives the end of cylinder piston rod 1-41 to be fixed on mast frame
On frame 1-1；Roll rigging up unit head 4 on holding element 1-2, drive oil cylinder 1-42 to drive and roll holding element 1-2 along mast
Bar framework 1-1 roller moves back and forth.Oil cylinder direct drive replaces gear duplication acceleration mechanism, and pulling force and centripetal force can be made no longer to subtract
Half, it is directly the centripetal force driving oil cylinder, the duplication acceleration mechanism of identical pulling force can make cylinder diameter reduce 30% on year-on-year basis, drives oil
Cylinder cylinder diameter Φ 110mm, drives cylinder piston rod bar footpath Φ 63, stroke 930mm, during maximum working pressure (MWP) 25MPa, pulling force
235KN, centripetal force 160KN；Mast walking mechanism no longer adopts rail structure, but adopts roll mode, and propelling resistance reduces,
Dismounting is convenient, and the coal dust on unlimited track is more prone to clear up, and the liner plate of traditional slide construction just needs for general one month
Change once, and the projected life of the rolling holding element of the present invention is more than half a year.
Roll holding element 1-2 and include the first rolling member 1-22 and supporting plate 1-23, supporting plate 1-23 passes through first and rolls
Part 1-22 roller is arranged in mast frame 1-1；First rolling member 1-22 includes two first rollings being vertically set up in parallel
Wheel 1-223, two the first roller 1-223 are clamped in mast frame 1-1 and roll along mast frame 1-1.Best, mast frame
Frame 1-1 is used square structural steel as main body, and specifically, mast frame 1-1 is central authorities with the cunning that can pass through driving oil cylinder 1-42
Groove, chute edge is extended tabular slide rail 1-11, and two the first roller 1-223 are clamped on slide rail 1-11 rail level along mast frame
Frame 1-1 rolls, and the axial direction of the first roller 1-223 is parallel with the rail level of slide rail 1-11.In order to compensate the abrasion of track, first
First eccentric shaft 1-222 is also set up on rolling member 1-22, the first eccentric shaft 1-222 is coaxially set up in parallel with the first roller 1-223
In shaft core, and the first eccentric shaft 1-222 is fixed by mandrel pressing plate 1-221；Mast frame 1-1 is subject to rolling friction altogether
On bracket the torsional moment of hydraulic motor and drive oil cylinder centripetal force collective effect, rig torsional moment require be
During 4000N.m, propulsive force requires as 160KN, and because current mast frame all employs plate welding structure, and plate welding structure has by force
Spend poor, yielding shortcoming, in order to reach intensity requirement, so mast frame be designed greatly heavy.And the mast of the present invention
Bar framework directly does main body using shaped steel, decreases welding structure, under equality strength requirement, the light and handy design of achievable framework, subtracts
Light weight.
Spacing in order to carry out to the rolling rolling holding element 1-2, roll holding element 1-2 and also include the second rolling member 1-
21, the second rolling member 1-21 include the second roller 1-213 being fixedly connected with supporting plate 1-23, and the second roller 1-213 is along slide rail
The edge of 1-11 rolls it is ensured that rolling holding element 1-2 not deviate by track.Further, in order to be able to compensate to slide rail 1-11,
The axial direction of the second roller 1-213 is vertical with slide rail 1-11 rail level, also sets up the second eccentric shaft 1- on the second rolling member 1-21
212, the second eccentric shaft 1-212 and the second roller 1-213 are coaxially disposed in parallel in shaft core, and the second roller 1-213 passes through spiral shell
Bolt is fixed on supporting plate 1-23 edge.
First eccentric shaft 1-222 and the second eccentric shaft 1-212, all can achieve the adjustment amount of maximum 2mm, the adjustment of this 2mm
Measure the wear extent for compensating slide rail or slide rail edge can be compensated.
Both sides mandrel pressing plate 1-221 bolt can directly be unclamped, roller can be direct by the convenient disassembly of the first rolling member 1-22
Take out from the hole and repair or replace.The first roller 1-223 of the present invention and the second roller 1-213 is all rolled using support type
Wheel self sealss bearing, each axle is designed with lubricating cup to bearing lubrication, extends the life-span of bearing, and 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 it is preferred that in mast frame 1- in the end of mast frame 1-1
1 two ends respectively arrange two support cylinder 1-3 arranged side by side, short, the mast length of 2.3m of mast frame 1-1 length design as far as possible
Substantially freeing in and out of narrow can be realized, be all designed with support cylinder 1-3 in front and back, can orientation in office carry out holding out against surely
Determine mast frame 1-1；Support cylinder 1-3 cylinder diameter Φ 80mm, support cylinder 1-3 piston rod bar footpath Φ 55mm, stroke 300mm,
Support oil cylinder 1-3 is equipped with two kinds fasteners, for different operating modes.The elongation of support cylinder 1-3 can reliably fix rig, real
The steady operation of existing rig.
In conjunction with Fig. 6-9, the luffing unit 2 of the present invention includes crossbeam 2-3, angular adjustment oil cylinder 2-2, amplitude of oscillation frame 2-1 and brill
One end of machine installed part 2-4, amplitude of oscillation frame 2-1 is movably arranged at the end of crossbeam 2-3, the other end of amplitude of oscillation frame 2-1 and angle
Adjust the movable connection of piston end of oil cylinder 2-2, the non-piston end of angular adjustment oil cylinder 2-2 is movable to be hung under crossbeam 2-3,
Rig installed part 2-4 is fixedly installed on amplitude of oscillation frame 2-1；Crossbeam 2-3 is scalable crossbeam, and crossbeam 2-3 includes mutually sheathed
Extensible canopy and fixed beam, and on extensible canopy along its length between set track.Extensible canopy can also be smooth girder construction, example
As square steel tube structure, smooth girder construction is for the girder construction of setting track, and that is, smooth beam body is tied
Structure is as not provided with the square girder steel of track thereon；Or crossbeam is non-telescoping beam, as smooth girder construction is for example square
Steel tube structure, non-telescoping beam herein is the definition that the angle being adjusted in length with respect to extensible canopy is carried out, also
It is to say that crossbeam is a smooth square steel tube structure, can not be changed in length direction；The luffing unit master of the present invention
Rotating mechanism is carried greatly by the flexible composition of amplitude of oscillation frame 2-1, crossbeam 2-3 and angular adjustment oil cylinder 2-2；Significantly simplify angle
The structure of adjustment, its result makes drill height be greatly reduced；Flexible crossbeam can achieve the flexible of stroke, substitutes the shifting of crawler belt
Dynamic, reduce the movement of down-hole large type drill, convenient operation；Underground coal mine dust is big, on the extensible canopy of the present invention along its length
The slide rail being become using reinforcing plate arranged for interval, can avoid the obstruction that dust accumulation causes to slide rail, dust can be along between slide rail
Gap skids off with the course of work of motor, has self-cleaning function；
Rig installed part 2-4 on amplitude of oscillation frame 2-1 is driven at 0～105 ° by the stretching motion of angular adjustment oil cylinder 2-2
In the range of rotate, and then drive the rig that is arranged on rig installed part 2-4 to rotate in the range of 0～105 °, considerably increase
The adjustable-angle of rig.
A kind of stretching motion realizing angular adjustment oil cylinder 2-2 drive rig installed part 2-4 on amplitude of oscillation frame 2-1 0～
The scheme rotating in the range of 105 ° includes：One end of amplitude of oscillation frame 2-1 is arranged on the end of crossbeam 2-3 by the second jointed shaft 2-12
Portion, the other end of amplitude of oscillation frame 2-1 is connected with the piston end of angular adjustment oil cylinder 2-2 by the first jointed shaft 2-11, and first is hinged
Angle α between the axis of the line of axle 2-11 and the second jointed shaft 2-12 and angular adjustment oil cylinder 2-2 is 31～136 °.
The stretching motion that another kind realizes angular adjustment oil cylinder 2-2 drives the rig installed part 2-4 on amplitude of oscillation frame 2-1 0
The scheme rotating in the range of～105 ° includes：One end of amplitude of oscillation frame 2-1 is arranged on the end of crossbeam 2-3 by the second jointed shaft 2-12
Portion, the non-piston end of angular adjustment oil cylinder 2-2 is passed through with the support base 2-31 of the close amplitude of oscillation frame 2-1 being arranged under crossbeam 2-3
Swinging axle 2-32 is flexibly connected；The minimum wobble arm of force h of amplitude of oscillation frame 2-11For 150mm, the second jointed shaft 2-12 and swinging axle 2-
Projector distance between 32 is 2～2.5 times of the projector distance between the first jointed shaft 2-11 and the second jointed shaft 2-12；
A kind of stretching motion preferably realizing angular adjustment oil cylinder 2-2 drives the rig installed part 2-4 on amplitude of oscillation frame 2-1
The scheme rotating in the range of 0～105 ° includes：Projector distance L between first jointed shaft 2-11 and the second jointed shaft 2-123
For 271mm, the projector distance L between the second jointed shaft 2-12 and swinging axle 2-3142For 562mm, the second jointed shaft 2-12 and pendulum
Upright projection between moving axis 2-314 is apart from h2For 256mm, the stroke g of angular adjustment oil cylinder 2-22For 0～472mm, this
Between length relation ensure that the rotation in the range of 0～105 °；The size of corresponding miscellaneous part includes：The rig of the present invention
Minimum length L of jib lubbing mechanism1For 2048mm.
The angular adjustment oil cylinder 2-2 of the present invention is respectively provided with angular adjustment oil cylinder first oil circuit at the two ends in cylinder block
Interface 2-21 and angular adjustment oil cylinder the second oil circuit interface 2-22, for the stretching motion offer hydraulic oil to oil cylinder；
The end setting crossbeam connector 2-33 away from amplitude of oscillation frame 2-1 of crossbeam 2-3, for pacifying this rig jib lubbing mechanism
It is contained on rig.
Rig installed part 2-4 is discoid ring flange, ring flange can arrange turning unit 3, then in turning unit 3
Upper rigging up, can increase the rotation in horizontal plane for the rig, improve the flexibility of rig position adjustments；Or directly in rig peace
Rigging up in piece installing, realizes the regulation to rig position.
The turning unit 3 of the present invention is discoid part, and the tangential direction along disc-shaped part arranges hydraulic turbine
Structure, adjustment turning unit is rotated in the range of 360 °, realizes the comprehensive adjustment of rig angle.
Claims (8)
1. a kind of rig luffing bearing device is it is characterised in that include luffing unit (2) and rolling friction unit (1)；
Described luffing unit (2) includes crossbeam (2-3), angular adjustment oil cylinder (2-2), amplitude of oscillation frame (2-1) and rig installed part
(2-4) one end of, described amplitude of oscillation frame (2-1) is 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), rig installed part (2-4) is fixedly installed on amplitude of oscillation frame (2-1)；Described crossbeam (2-3) is non-telescoping
Girder construction；
Rolling friction unit (1) and rig head can be adjusted by luffing unit (2) to swing in the range of 0～105 °, roll
Friction element (1) can drive rig head axially to carry out roller walking along it；.
2. rig luffing bearing device as claimed in claim 1 is it is characterised in that luffing in described luffing unit (2)
Turning unit (3) is also set up, turning unit (3) can drive rolling friction unit (1) to carry out between end and rolling friction unit (1)
360 ° of revolution.
3. rig luffing bearing device as claimed in claim 2 is it is characterised in that connect turning unit (3) and rolling friction
Unit (1) also sets up Auxiliary support oil cylinder.
4. rig luffing bearing device as claimed in claim 1 is it is characterised in that one end of described amplitude of oscillation frame (2-1) leads to
Cross the end that the second jointed shaft (2-12) is arranged on crossbeam (2-3), the other end of amplitude of oscillation frame (2-1) passes through the first jointed shaft (2-
11) be connected with the piston end of angular adjustment oil cylinder (2-2), the non-piston end of angular adjustment oil cylinder (2-2) be arranged on crossbeam (2-
3) support base (2-31) of the close amplitude of oscillation frame (2-1) under passes through swinging axle (2-32) and is flexibly connected；
Floor projection between described the first jointed shaft (2-11) and the second jointed shaft (2-12) is apart from L3For 271mm, the second hinge
Floor projection between spindle (2-12) and swinging axle (2-32) is apart from L2For 562mm, the second jointed shaft (2-12) and swinging axle
(2-32) upright projection between is apart from h2For 256mm, the stroke g of described angular adjustment oil cylinder (2-2)2For 0～472mm.
5. the rig luffing bearing device as described in claim 1,2 or 3 is it is characterised in that described rolling friction unit (1)
Including mast frame (1-1), roll holding element (1-2) in the upper movable setting of mast frame (1-1), in mast frame (1-
1) it is embedded power part (1-4) in, rolls the upper rigging up head of holding element (1-2), power part (1-4) drives rolling to hold
Support part (1-2) moves back and forth along mast frame (1-1) roller.
6. rig luffing bearing device as claimed in claim 5 is it is characterised in that described power part (1-4) includes driving
Dynamic oil cylinder (1-42) and driving cylinder piston rod (1-41), roll holding element (1-2) and drive oil cylinder (1-42) vertically admittedly
Fixed connection, drives the end of cylinder piston rod (1-41) to be fixed in mast frame (1-1).
7. rig luffing bearing device as claimed in claim 5 is it is characterised in that described rolling holding element (1-2) wraps
Include the first rolling member (1-22) and supporting plate (1-23), supporting plate (1-23) is arranged on by the first rolling member (1-22) roller
In mast frame (1-1)；
Two the first rollers (1-223) that first rolling member (1-22) inclusion is vertically set up in parallel, along its length in mast
The upper slide rail (1-11) arranging tabular of framework (1-1), two the first rollers (1-223) are clamped on slide rail (1-11) rail level along mast
Bar framework (1-1) rolls, and the axial direction of the first roller (1-223) is parallel with the rail level of slide rail (1-11)；In the first described rolling
First eccentric shaft (1-222) is also set up on moving part (1-22), the first eccentric shaft (1-222) is coaxial simultaneously with the first roller (1-223)
Row are arranged in shaft core.
8. rig luffing bearing device as claimed in claim 7 is it is characterised in that described rolling holding element (1-2) is gone back
Including the second rolling member (1-21), the second rolling member (1-21) includes the second roller (1- being fixedly connected with supporting plate (1-23)
213), the second roller (1-213) rolls along the edge of slide rail (1-11)；
The described axial direction of the second roller (1-213) is vertical with slide rail (1-11) rail level, also sets on the second rolling member (1-21)
Put the second eccentric shaft (1-212), the second eccentric shaft (1-212) and the second roller (1-213) are coaxially disposed in parallel in shaft core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610741130.XA CN106437534A (en) | 2016-08-26 | 2016-08-26 | Drilling machine amplitude varying bearing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610741130.XA CN106437534A (en) | 2016-08-26 | 2016-08-26 | Drilling machine amplitude varying bearing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106437534A true CN106437534A (en) | 2017-02-22 |
Family
ID=58182429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610741130.XA Pending CN106437534A (en) | 2016-08-26 | 2016-08-26 | Drilling machine amplitude varying bearing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106437534A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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| 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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Application publication date: 20170222 |
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