A kind of crawler-type tunnel drilling rig
Technical field
The present invention relates to a kind of coal mine drilling equipments, and in particular to a kind of crawler-type tunnel drilling rig.
Background technique
Hydraulic tunnel drilling machine has been developed in recent years one kind and drills through exploratory hole, the hole that draws out methane, water injection hole, Yi Jiqi
The drilling machine of its engineering hole.Be divided into desk-top packaging and crawler travel type: it is desk-top it is packaging need manual handling, use especially not side
Just;And crawler travel type is using more convenient, but existing crawler-type tunnel drilling rig at present, it is bulky, it does not adapt to make
The small tunnel working face in industry space can not move under complicated road conditions.Existing crawler-type tunnel drilling rig in order to
More than enough orientation punching, is arranged multiple pilot operated valve devices or switching valve in hydraulic system, causes system complex, and reliability reduces, and grasps
Make trouble of getting up;Since the operating environment under mine is complicated, requiring the stability of drill body can be stringenter, to operator
The security requirement of member also can be higher, and existing track-mounted drill is not able to satisfy above-mentioned requirements.
Summary of the invention
For above-mentioned problems of the prior art, the object of the present invention is to provide a kind of crawler-type tunnel drilling rig,
Can in narrow walking operations, and multi-faceted can punch, there is good versatility.
In order to realize above-mentioned task, the invention adopts the following technical scheme:
A kind of crawler-type tunnel drilling rig, comprising: with tracked rack, be equipped with turnover mechanism, tipper on the rack
It is provided with mast assembly on structure, drill head, position-adjustable of the drill head on mast assembly are installed on mast assembly;It is described
Turnover mechanism include the first support device of a pair for being movably arranged at front end of rack portion, the first support device can be relative to machine
Frame rotation, and the both ends of the first support device are scalable;Revolution pedestal is provided between first support device, the mast is total
It is turned round on pedestal at being installed on;Pedestal is turned round by an overturning oil cylinder driving, the angle of revolution pedestal is adjusted by overturning oil cylinder
Degree.
Further, the rack includes a pair of spaced frame plate, is connected between frame plate by loading plate;Every
The front end of one frame plate, which passes through pin shaft active installation, pivoting support, the axial direction of the pin shaft and the length direction of frame plate
Vertically;First support device of a pair respectively passes through a pivoting support setting, and angled oil cylinder, angle are installed on frame plate
The output end of degree oil cylinder is connected on the pivoting support.
Further, it is provided with pivoted frame in first support device, is provided with adjusting between this pair of of pivoted frame
Axis;The revolution pedestal includes a fixing frame plate, and the side of fixing frame plate is provided with the erecting bed with through-hole, erecting bed
It is assemblied in adjustment axis by through-hole, and the side opening on erecting bed is passed through by positioning pin and is inserted into adjustment axis to be fixedly mounted
The relative position of platform and adjustment axis;Mounting hole is distributed on fixing frame plate.
Further, the pivoted frame includes fastening block, and arc groove is machined on the side of fastening block, is divided on fastening block
It is furnished with fixation hole;Fastening block is respectively provided with a pair in each first support device, and every a pair of fastening block is by the first support device
It is clipped in wherein, is then fixed by bolt;It is provided with axle sleeve on the fastening block of two first support device the same sides,
The end of the adjustment axis is assemblied in axle sleeve.
Further, the frame plate front end is provided with synchronization mechanism, and synchronization mechanism is mounted on the lower section of pivoting support, together
Step mechanism is connect with first support device of a pair;The overturning oil cylinder is mounted on synchronization mechanism, overturning oil cylinder
Output end passes through force transmission rack and the adjusting axis connection.
Further, the synchronization mechanism includes axillare, and the side of axillare is provided with the otic placode with through-hole, in axillare
Top surface on be provided with a pair of of fixed station, offer half slot on fixed station;It is equipped on each fixed station with half slot
Chuck, symmetrically offer bolt hole on chuck and fixed station;When chuck and when fixed station split, half slot in chuck with
Half slot on fixed station pieces together the circular groove for fixing first support device.
Further, the end of the rack is provided with a pair of second support device, and the second support device uses single head
Oil cylinder, and the first support device uses double head oil cylinder;Single head oil cylinder, double head oil cylinder output shaft on be provided with support plate.
Further, the frame plate is the strip structure of the thin thick middle in both ends, in the downside of the loading plate rear end
Lower section is provided with the buck plate parallel with loading plate, and the cant board connecting with loading plate, buck plate is provided on the downside of frame plate;Its
In, installation is for driving the power device of the crawler belt on buck plate, and fuel tank assembly is installed on loading plate.
Further, the mast assembly includes the secondary slide track seat being mounted on revolution pedestal, is assembled on secondary slide track seat
Have to be equipped on secondary slide track seat mast in axial sliding, mast and can turn round in axial sliding bracket, the brill along mast
Head is mounted on revolution bracket.
Further, sliding oil cylinder is installed on the secondary slide track seat, the output shaft for sliding oil cylinder is connect with mast;?
The upper surface of mast offers sliding slot, and the revolution bracket assembly is on the chute;Feed oil cylinder is installed in sliding slot, is fed
Gear is installed on the output shaft of oil cylinder, the rack gear of the gear cooperation is equipped in revolution bracket base, sliding slot.
Further, the revolution turntable driven by rotary motor is installed, the pair is sliding on the revolution pedestal
Rail chair is mounted on revolution pedestal by turning round turntable.
Further, it is fixedly installed hollow connecting tube on the mast, the first fulcrum is equipped in connecting tube, the
The end of one fulcrum is provided with second fulcrum vertical with the first fulcrum, and the end of the second fulcrum is equipped with console.
Further, it is vertically installed with lamp bracket in the rack, mine lamp is installed on lamp bracket;It is arranged on the top of lamp bracket
There is dust excluding plate.
Further, clamper and centralizer are installed on the mast, for fixing the position of drilling rod in drill head
It sets.
Further, the range that the pivoting support rotates under the action of angle oil cylinder around front end of rack is 0 °~
90 °, the revolution pedestal is 0 °~37 ° around the rotating range of adjustment axis under the action of overturning oil cylinder.
Further, the outer dimension of the crawler-type tunnel drilling rig is 2870*1000*1700mm.
The present invention has following technical characterstic compared with prior art:
1. underground drill rig of the invention is when oil cylinder is in retracted state, whole outer dimension is small, can be narrow in underground
It has free passage in tunnel, to make the present apparatus that there is stronger environmental suitability;
2. being provided with jib lubbing mechanism in the present invention, can make to rotate within the scope of 360 ° of the mast wraparound spindle housing center of drilling machine,
Realize that turnover mechanism mast any rotation in horizontality is drilled operation;
3. double head oil cylinder level of the present invention drop to the ground it is parallel with angle oil cylinder be close to, saved arrangement space, reduced occupancy
Volume.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention;
Fig. 2 is top view of the invention;
Fig. 3 is the structural schematic diagram of rack and the first support device coupling part;
Fig. 4 is the structural schematic diagram of synchronization mechanism;
Fig. 5 is the structural schematic diagram that rack and the first support device, the second support device cooperate;
Fig. 6 is the top view of Fig. 5;
Fig. 7 is use state diagram of the invention (when mast assembly does not rotate);
Fig. 8 is use state diagram of the invention (after mast rotation);
Fig. 9 is the structural schematic diagram of mast assembly part;
Figure 10 is the top view of Fig. 9;
Figure 11 is the structural schematic diagram of console section;
Figure label represents: 1-crawler belt, the 2-the first support device, 3-support plates, 4-centralizers, 5-clampers,
6-drilling rods, 7-mast assemblies, 8-drill heads, 9-fuel tank assemblies, 10-racks, 11-dust excluding plates, 12-mine lamps, 13-lamps
Frame, 14-power devices, the 15-the second support device, 16-angle oil cylinders, 17-consoles, 18-adjustment axis, 19-installations
Platform, 20-revolution pedestals, 21-pivoted frames, 22-synchronization mechanisms, 23-fastening blocks, 24-overturning oil cylinders, 25-pivoting supports,
26-frame plates, 27-cant boards, 28-loading plates, 29-buck plates, 30-chuck, 31-fixed stations, 32-otic placodes, 33-axis
Plate, 34-force transmission racks, 35-pin shafts, 36-revolution brackets, 37-secondary slide track seats, 38-sliding oil cylinders, 39-rack gears, 40-give
Oil inlet cylinder, 41-connecting tubes, the 42-the first fulcrum, the 43-the second fulcrum, 44-pressure gauges, 45-revolution operation handles, 46-
It is fed pressure reducing valve, 47-feed operation handles.
Specific embodiment
In compliance with the above technical solution, as shown in Figure 1 to 11, the present invention provides a kind of crawler-type tunnel drilling rig, applications
In narrow underworkings, and position of drilling is adjustable on a large scale, to enhance the versatility of drilling machine.Specific structure is described below:
A kind of crawler-type tunnel drilling rig, comprising: the rack 10 with crawler belt 1 is equipped with turnover mechanism in rack 10, turns over
Mast assembly 7 is provided on rotation mechanism, drill head 8 is mounted on mast assembly 7;The turnover mechanism includes active installation
The first support device of a pair 2 in 10 front end of rack, the first support device 2 can be rotated relative to rack 10, and the first support
The both ends of device 2 are scalable;Revolution pedestal 20 is provided between first support device 2, the mast assembly 7 is installed on revolution
On pedestal 20;It turns round pedestal 20 to drive by an overturning oil cylinder 24, the angle of revolution pedestal 20 is adjusted by overturning oil cylinder 24.
As shown in Figure 1, this underground drill rig of the invention, uses track structure to drive, more preferably using 1 energy of crawler belt
Ground adapts to underworkings environment;In the present solution, the drill head 8 for the operation that is used to drill is mounted on mast assembly 7, mast is total
It is used to carry and adjust drill head 8 at 7, the position of drill head 8 is adjustable on mast assembly 7.In the present invention in order to
The punch position that drilling machine is adjusted in a wide range of, devises a kind of turnover mechanism, which is mainly included in 10 front end of rack
The first support device of a pair 2, the first support device 2 has multiple important function, such as plays to 10 front end of rack in operation
Firm effect, and it is movably arranged at 10 front end of rack, and mast assembly 7 is mounted on turnover mechanism, therefore is worked as
When first support device 2 is rotated relative to 10 front end of rack, mast assembly 7 namely 8 part of drill head will be driven a wide range of interior
It is rotated, in this way in the plane of rotation, drill head 8 can reach any one job position, mention for the operation of drill head 8
It has supplied to support and ensure.After reaching some position, for drill head 8 in operation, adjustable drill head 8 is in mast assembly at this time
Position on 7, i.e. drill head 8 can slide back and forth on mast assembly 7, and the drilling rod 6 on drill head 8 can thus reached properly
Job position, make entire drilling machine do not have to too close to setting, drilling rod 6 also can be carried out drilling operation, ensure that drilling machine and make
The distance between industry face, is improved operational security.
In turnover mechanism of the invention, the both ends of the first support device 2 can stretch, in this way in operation, first
The top and bottom end of support device 2 can in service tunnel roof and ground tight contact between, rack 10 is effectively solid
It is scheduled in tunnel, so that drill head 8 is able to maintain stabilization at work.First support device 2 is again rotatable, then making
Before industry, after rotation to different location, angle, then keeps its both ends flexible, any position in rotating range also may be implemented, the
Contact can be effectively fixed in one support device, 2 both ends, and in this way in the case where different angle, drill head 8 can also stablize operation.
In the present invention, there is revolution pedestal 20 between the first support device 2, this is one and is followed by the first support device 2 together
Mast assembly 7 is mounted on revolution pedestal 20, then mast assembly 7 will be with the first support device 2 by the structure for walking rotation
It rotates and rotates.And it itself is rotary for turning round pedestal 20, then the first support device 2 provides a certain range of rotation
Gyration, revolution pedestal 20 can provide a certain range of rotation angle again, and the two combines, and realize mast assembly 7 in big model
Interior rotation is enclosed, such punch position can be adjusted significantly.
As shown in Fig. 3, Fig. 5, Fig. 6, it is provided with pivoted frame 21 in the first support device 2, is set between this pair of of pivoted frame 21
It is equipped with adjustment axis 18;The revolution pedestal 20 includes a fixing frame plate, and the side of fixing frame plate is provided with through-hole
Erecting bed 19, erecting bed 19 are assemblied in adjustment axis 18 by through-hole, and are passed through the side opening on erecting bed 19 by fixed pin and inserted
Enter to be fixedly mounted the relative position of platform 19 Yu adjustment axis 18 into adjustment axis 18, then can also pass through when installation
The different jacks being distributed in adjustment axis 18, initial angle when adjustment fixing plate frame is installed, so that revolution pedestal 20 be made to have
Bigger slewing area;Mounting hole is distributed with, on fixing frame plate for being attached with drill head 8.
As a kind of above-mentioned 21 structure of pivoted frame, as shown in figure 3, pivoted frame 21 includes fastening block 23, in the side of fastening block 23
It is machined with arc groove on face, fixation hole is distributed on fastening block 23;Fastening block 23 is respectively provided in each first support device 2
First support device 2 is clipped in wherein, is then fixed by bolt by a pair, every a pair of fastening block 23;At two first
Axle sleeve is provided on the fastening block 23 of 2 the same side of support arrangement, the end of the adjustment axis 18 is assemblied in axle sleeve;Setting is tight
Gu this fixed structure of block 23, benefit is easy for position of the installation and adjustment pivoted frame 21 in the first support device 2, while can protect
Hold the close connection between the first support device 2.
As shown in figure 3, for the structural schematic diagram of rack 10 in the present invention.Rack 10 includes a pair of spaced frame plate
26, the thick middle of frame plate 26, both ends are relatively thin;It is connected between frame plate 26 by loading plate 28;It is equal in the front end of each frame plate 26
There is pivoting support 25 by 35 active installation of pin shaft, the axial direction of pin shaft 35 is vertical with the length direction of frame plate 26;Described one
A pivoting support 25 is respectively passed through to the first support device 2 to be arranged;Angled oil cylinder 16, angle oil cylinder are installed on frame plate 26
16 output end is connected on the pivoting support 25.The setting of pivoting support 25 is to meet installation the first support dress
First support device 2 is installed on pivoting support 25 by the demand for setting 2, and by pivoting support 25 and the movable connection of rack 10,
It can effectively guarantee the stability of 2 operation of the first support device, while be also convenient for angle oil cylinder 16 and first support device 2 is turned over
The control of gyration.
As shown in figure 3, frame plate 26 is the strip structure of the thin thick middle in both ends, under the downside of 28 rear end of loading plate
Side is provided with the buck plate 29 parallel with loading plate 28, is provided on the downside of frame plate 26 and connect with loading plate 28, buck plate 29
Cant board 27;Wherein, the power device 14 for driving the crawler belt 1 is installed on buck plate 29, and oil is installed on loading plate 28
Box assembly 9, the fuel tank assembly 9 include providing the fuel tank of fuel oil for power device 14 and providing hydraulic oil for oil cylinder in the present invention
Oil cylinder.
In order to guarantee stability of the mast assembly 7 by revolution pedestal 20 in rotary course, then just needing to make two
First support device 2 keeps absolute synchronization when rotated.For this purpose, in the present solution, 26 front end of frame plate is provided with synchronization mechanism 22,
Synchronization mechanism 22 is mounted on the lower section of pivoting support 25, and synchronization mechanism 22 is connect with first support device of a pair 2;It is described
Overturning oil cylinder 24 be mounted on synchronization mechanism 22, the output end of overturning oil cylinder 24 passes through force transmission rack 34 and the adjustment axis 18
Connection.Two the first support devices 2 are connected as one by synchronization mechanism 22, drive pivoting support 25 to rotate in angle oil cylinder 16
When, due to the effect of synchronization mechanism 22, two 2 synchronous rotaries of the first support device will be made, avoiding problems the two rotation is different
The structural damage that causes and may cause guarantees the overall stability of structure.Another effect of synchronization mechanism 22 simultaneously is to use
Overturning oil cylinder 24 is installed, a stable mounting platform is provided for overturning oil cylinder 24, makes the installation position of overturning oil cylinder 24
It is more suitable to set.Overturning oil cylinder 24 is connect by force transmission rack 34 with adjustment axis 18, and force transmission rack 34 is that a both ends have cutting ferrule
Structure, one end are mounted in adjustment axis 18, and the other end and overturning oil cylinder 24 are hinged, to transmit the power of different directions, to realize
The purpose that the driving revolution pedestal 20 of overturning oil cylinder 24 drives mast assembly 7 to rotate.In the present invention, pivoting support 25 is in angle oil cylinder
Range under the action of 16 around the rotation of 10 front end of rack is 0 °~90 °, effect of the revolution pedestal 20 in overturning oil cylinder 24
Under around adjustment axis 18 rotating range be 0 °~37 °.
As shown in figure 4, providing a kind of structure chart of specific synchronization mechanism 22.Synchronization mechanism 22 includes axillare 33, axis
The side of plate 33 is provided with the otic placode 32 with through-hole, for connecting with the installation of pivoting support 25;It is set on the top surface of axillare 33
It is equipped with a pair of of fixed station 31, offers half slot on fixed station 31;The card with half slot is equipped on each fixed station 31
Bolt hole is symmetrically offered on platform 30, chuck 30 and fixed station 31;When chuck 30 and 31 split of fixed station, in chuck 30
Half slot on half slot and fixed station 31 pieces together the circular groove for fixing first support device 2, and the circular groove is to solid
Fixed first support device 2.
As shown in Figure 1 to Figure 3, the end of rack 10 is provided with a pair of second support device 15, and the second support device 15 is adopted
With single head oil cylinder, and the first support device 2 uses double head oil cylinder;Single head oil cylinder, double head oil cylinder output shaft on be provided with
Support plate 3, support plate 3 provide biggish contact area.In the present invention, in order to guarantee that the first support device 2 is adjusted in rotation
In the process, the stability of whole device when both ends are not yet fixed;When adjusting the angle of the first support device 2, make second first
The lower end of support device 15 extends, and with ground face contact, such second support device 15 and crawler belt 1 provide for stable base
Plinth keeps the entire mechanism of the first support device 2 more stable during rotating adjustment angle;And it is adjusted in the first support device 2
After good angle, and its both ends carry out it is Telescopic Fixed after, drill head 8 carry out drilling operation when, the second support device 15
Partial reaction power can be offset.When whole device is advanced in tunnel, by the first support device 2,15 both ends of the second support device
It packs up, does not influence the movement of crawler belt 1.
The structure of mast assembly 7 is as shown in figs. 7 to 11.Mast assembly 7 includes that the pair being mounted on revolution pedestal 20 is slided
Rail chair 37, is equipped with that can be equipped on secondary slide track seat 37 mast in axial sliding, mast can be along mast shafts on secondary slide track seat 37
To the revolution bracket 36 of sliding, the drill head 8 is mounted on revolution bracket 36.Secondary slide track seat 37 is connect with revolution pedestal 20
Installation, provides the track of a sliding simultaneously for mast, and mast can be slided on secondary slide track seat 37.Specifically,
Sliding oil cylinder 38 is installed, the output shaft of sliding oil cylinder 38 is connect with mast on secondary slide track seat 37;It is opened up in the upper surface of mast
There is sliding slot, the assembly of revolution bracket 36 is on the chute;Feed oil cylinder 40 is installed in sliding slot, is fed the output of oil cylinder 40
Gear is installed on axis, the rack gear 39 of the gear cooperation is equipped in revolution 36 bottom of bracket, sliding slot.In adjusting
In the process, driving sliding oil cylinder 38, can be such that mast is slided relative to secondary slide track seat 37, and drive feed oil cylinder 40, then
Under the drive of rack-and-pinion 39, make revolution bracket 36 that 8 part of drill head can be driven to be moved.Such fit system is
A kind of duplication acceleration mechanism can also make mast drive drill head 8 a wide range of in the axial direction, it can be achieved that 8 position of drill head fine-tunes
Interior movement meets the requirement of drilling under different condition.
In addition, turning round the revolution turntable for being equipped on pedestal 20 and driving by rotary motor in the present invention, the pair is sliding
Rail chair 37 is mounted on revolution pedestal 20 by turning round turntable.The setting for turning round turntable is returning entire mast assembly 7
It walks around the rotating in a circumferential direction of disk, so that whole device is being adjustable angle perpendicular to horizontal plane and in a horizontal plane, makes
Drilling machine is configured to the rotation direction of spherical surface.
It is fixedly installed hollow connecting tube 41 as shown in Fig. 2, Figure 11, on mast, is equipped with first in connecting tube 41
Axis 42, the end of the first fulcrum 42 are provided with second fulcrum 43 vertical with the first fulcrum 42, the end installation of the second fulcrum 43
There is console 17.First fulcrum 42, the second fulcrum 43 and connecting tube 41 cooperate, and 17 relative position of console are adjusted, in reality
During manipulation, console 17 can be made towards suitable direction, convenient for the observation of operator.There is pressure gauge on console 17
44, the structures such as operation handle 45, feed pressure reducing valve 46, feed operation handle 47 are turned round, to control whole device.Feed decompression
The feed power of the adjustable feed oil cylinder 40 of valve 46, realizes fine-tuning for 8 position of drill head.
It is vertically installed with lamp bracket 13 in rack 10, mine lamp 12 is installed on lamp bracket 13;It is provided on the top of lamp bracket 13
Dust excluding plate 11 adjusts mine lamp 12 when use and is pointed into working face.In addition, being equipped with clamper 5 and centralizer 4 on mast, it is used for
The position of drilling rod 6 in fixed drill head 8.