Summary of the invention
The purpose of the present invention is to solve above-mentioned technical problems, provide a kind of open coal mine highwall coal excavation apparatus row
Walking apparatus, the running gear not only realize the position that step-by-step movement travelling platform is adopted relative to difference between hole and transfer and entirely walk
360 ° of the original place steering work of platform;It can also be achieved height tune of the forward and backward head bottom part of step-by-step movement travelling platform relative to ground
Work is saved, the fluctuating on stope ground is preferably adapted to convenient for step-by-step movement travelling platform, enhances the applicability of equipment.
To achieve the above object, The technical solution adopted by the invention is as follows:
A kind of open coal mine highwall coal excavation apparatus running gear, including interlude travelling platform assembly, and it is located at interlude row
Walk two walking assemblies for walking before and after platform assembly;The walking assembly includes guide assembly, take a step oil cylinder and two
A sleeve elevating mechanism;The sleeve elevating mechanism includes inner sleeve cartridge module, housing cartridge module and lifting cylinder, the inner sleeve
Cartridge module is slidably arranged on guide assembly, and the outer sleeve component is set in inner sleeve component upper outer, the lifting oil
The cylinder piston end is fixed on inside inner sleeve, lifting cylinder cylinder body is fixed on inside outer sleeve;The piston rod of the oil cylinder of taking a step is solid
Be scheduled on guide assembly one end, and the cylinder body other end for oil cylinder of taking a step then with the inner sleeve cartridge module phase in adjacent sleeve elevating mechanism
It connects;Two sleeve elevating mechanisms on same guide assembly are symmetrically set, for installing interlude travelling platform assembly.
Specifically, the inner sleeve cartridge module includes inner sleeve welding assembly, axletree gland and running wheel, it is described in
Sleeve weld is total integral in type row, the interconnecting piece of cannulated sleeve and lower part including top, the piston of the lifting cylinder
Bar is fixed in cannulated sleeve by inner sleeve lifting cylinder pin shaft, 12 spring washers, M12 bolt, is equipped in the interconnecting piece
At least two running wheels to match with guide assembly, interconnecting piece side are then equipped with the wheel through-hole opposite with running wheel,
Wheel through-hole is externally provided with the axletree gland being inserted into running wheel after wheel through-hole.
Specifically, the running wheel two sides are respectively equipped with bearing mounting hole and seal receptacle mounting hole, the bearing peace
Fill and be equipped with self-contained bearing in hole, equipped with seal receptacle in the seal receptacle mounting hole, and running wheel be additionally provided with it is close for completing
Seal retaining ring of the seat with respect to the axially position of running wheel;Reinforced seal is installed in the seal receptacle.
More specifically, the axletree gland is equipped with gland pump nozzle, to pass through gland pump nozzle to corresponding row
Walk wheel grease up.
Further, the housing cartridge module includes outer sleeve welding assembly and briquetting component, and the outer sleeve welding is total
At including the hollow and vertical section that matches with interior cannulated sleeve, and at least two be fixed in vertical section are for installing centre
The mounting plate of section travelling platform assembly;The briquetting component at least there are four and be uniformly fixedly mounted in vertical section.
Further, the vertical section is equipped with mounting hole for installing briquetting component, the briquetting component include with
The briquetting seat that mounting hole matches, the briquetting being fixed in the middle part of briquetting seat, and the briquetting pump nozzle being arranged on briquetting seat.
Further, the briquetting seat is additionally provided with towards the side inside vertical section for adjusting vertical section and cannulated sleeve
Between gap adjusting pad.
Further, the mounting plate includes the sleeve being set in outside vertical section, and is arranged on sleeve simultaneously in
Between section travelling platform assembly vertical plate;The interlude travelling platform assembly passes through 30 spring washers and M30 bolt and erects
Straight panel is fixed.
Compared with prior art, the invention has the following advantages:
(1) present invention applicant devises a set of highwall mining pressed coal in the status exploitation for combining highwall mining pressed coal construction technology
Equipment, and that innovates proposes new production practice and exploitation process, and wherein, running gear of the invention is this Mining Equipment
One of the key components of component devices " step-by-step movement travelling platform " rely on a whole set of Mining Equipment to realize the machinery of highwall pressure coal
Change, the unmanned exploitation of working face, eliminates the stripping operation of ground on coal body, save removing cost, solve current side
The mining problem of side pressure coal, not only increases the coal production of open coal mine, creates new economic benefit for coal enterprise,
It improves the rate of recovery of entire mine coal resources, can be utilized effectively, avoid the wasting of resources.
(2) running gear of the present invention not only realize step-by-step movement travelling platform relative to difference adopt positions between hole transfer and
360 ° of the original place steering work of entire travelling platform;The forward and backward head bottom part of step-by-step movement travelling platform be can also be achieved relative to ground
Height adjustment work, the fluctuating on stope ground is preferably adapted to convenient for step-by-step movement travelling platform, enhances the applicability of equipment, phase
Than traditional creeper undercarriage, the design structure is simpler, cost is lower, more adapts to the operating environment of highwall mining.
(3) running gear of the present invention is rolled using the superpower bearing capacity track of van-type, running wheel relative orbit walks, is interior
The design scheme of the flexible adjustment of outer sleeve height, both ensure that super large bearing strength when step-by-step movement travelling platform position is transferred,
Also reduce frictional resistance when step-by-step movement travelling platform takes a step to shift.
(4) running gear housing cartridge module surrounding of the present invention is uniformly equipped with briquetting component, it can be achieved that inner and outer sleeves combine
The real-time adjustment in face gap, compact materials select compound Copper base material matter and designing have lubrication channel can grease up, lower in,
Frictional resistance when outer sleeve relative motion reduces the abrasion of briquetting faying face, extends the service life of briquetting.
Specific embodiment
The invention will be further described with embodiment for explanation with reference to the accompanying drawing, and mode of the invention includes but not only limits
In following embodiment.
The present embodiment is a set of highwall mining pressed coal dress of the status exploitation design in conjunction with highwall mining pressed coal construction technology
Critical component-highwall coal excavation apparatus running gear in standby.The device relies on a whole set of Mining Equipment to realize that highwall presses the machine of coal
The unmanned exploitation of tool, working face, eliminates the stripping operation of ground on coal body, saves removing cost, solves at present
Highwall presses the mining problem of coal, not only increases the coal production of open coal mine, creates new economic benefit for coal enterprise,
It also improves the rate of recovery of entire mine coal resources, can be utilized effectively, avoid the wasting of resources.
Referring to Fig. 1 and Fig. 2, which includes interlude travelling platform assembly 2 and walking assembly 1;Wherein, this implementation
Example the structure and function of interlude travelling platform assembly are not improved, and only be provided with for walking assembly 1 it
Between mutually fixed connecting plate, therefore its structure is not described herein.And walking assembly 1 is the invention of the present embodiment
Core, walking assembly 1 altogether there are two, and walking assembly is integrally in inverted F shape and is located at interlude travelling platform assembly
Front and back, to drive it that the movement of horizontal direction or vertical direction occurs.
Specifically, the walking assembly includes the guide assembly 3 being laterally arranged, and taking a step for guide assembly one end is arranged in
Oil cylinder 7, and two sleeve elevating mechanisms being disposed longitudinally on guide assembly;Two sleeve elevators on same guide assembly
Structure is symmetrically set, for installing interlude travelling platform assembly 2.The structure and work of described two sleeve elevating mechanisms
Principle is identical, includes inner sleeve cartridge module, housing cartridge module 6 and lifting cylinder 8, due to the sleeve lifting close to oil cylinder 7 of taking a step
Mechanism needs connect with oil cylinder of taking a step, therefore connection end can be arranged, for the inner sleeve group for the oil cylinder that convenient for differentiation, will be close to take a step
Part is labeled as inner sleeve cartridge module I 4, another is then labeled as inner sleeve cartridge module II 5.The piston rod for taking a step oil cylinder 7 is fixed on
Guide assembly one end, and the cylinder body other end for oil cylinder of taking a step then connects with inner sleeve cartridge module I 4.
Referring to fig. 4 and Fig. 5, the inner sleeve cartridge module include inner sleeve welding assembly 34, axletree gland 28 and moving trolley
Wheel 31, the inner sleeve welding assembly are integrally in type row, the cannulated sleeve of the rectangular-shape including top and lower part it is rectangular
The interconnecting piece of body shape, whole i.e. being slidably connected by interconnecting piece realization and guide assembly 3.The piston of the lifting cylinder 8
Bar is fixed in cannulated sleeve by inner sleeve lifting cylinder pin shaft 10,12 spring washers 15, M12 bolt 16, the interconnecting piece
Inside it is equipped at least two running wheels 31 to match with guide assembly;31 two sides of running wheel are respectively equipped with bearing installation
Hole and seal receptacle mounting hole, the bearing mounting hole is interior to be equipped with self-contained bearing 30, is equipped with seal receptacle in the seal receptacle mounting hole
32, and running wheel 31 is additionally provided with for completing retaining ring 29 of the seal receptacle with respect to the axially position of running wheel 31;It is described close
Reinforced seal 24 is installed in envelope seat.And interconnecting piece side is then equipped with the wheel through-hole opposite with running wheel both ends, wheel is logical
Hole is externally provided with the axletree gland 28 being inserted into running wheel after wheel through-hole, and axletree gland passes through M16 bolt respectively
27, NL16 gasket 26 is fixed on interconnecting piece.In addition, the axletree gland 28 is equipped with gland pump nozzle, to pass through gland
Pump nozzle is to corresponding running wheel grease up.
Referring to Fig. 3, the outer sleeve component is set in inner sleeve component upper outer, and the housing cartridge module 6 includes outer
Sleeve weld assembly 17 and briquetting component 18, the outer sleeve welding assembly include hollow and match with interior cannulated sleeve perpendicular
Straight section, and be fixed in vertical section at least two for installing the mounting plate of interlude travelling platform assembly 2;Wherein, vertically
Section matches with cannulated sleeve, and can move up and down along cannulated sleeve, and lifting cylinder cylinder body passes through outer sleeve lifting cylinder pin
Axis is fixed on inside vertical section, for driving vertical section moving up and down with respect to cannulated sleeve;And mounting plate then includes being set in
The sleeve fixed with vertical section is used for outside vertical section, and be arranged on sleeve and section travelling platform assembly 2 towards the middle it is vertical
Plate, the connecting plate on the interlude travelling platform assembly 2 passes through 30 spring washers 11 and M30 bolt 12 and vertical plate is solid
It is fixed, to realize the fixation of interlude travelling platform assembly 2 Yu walking assembly 1.Rubbing when to extend inner and outer sleeves relative motion
Resistance is wiped, the briquetting component 18 is equipped with upper and lower two circle altogether, and every four, circle is simultaneously arranged on four faces of vertical section.It is described perpendicular
Straight section is equipped with the mounting hole for installing briquetting component 18, and the briquetting component includes briquetting seat 19, briquetting 23 and briquetting note
Oil nozzle;The briquetting seat 19 matches with mounting hole, and can partially be caught in mounting hole, is then fixed with NL24 gasket, M24 bolt
In vertical section, after the briquetting 23 is packed into the middle part of briquetting seat, briquetting 23 is consolidated with 4 NL24 gaskets, 20,4 M24 bolts 21
Determine onto briquetting seat 19, and briquetting pump nozzle is then arranged into preset threaded hole on briquetting seat 19.In addition, the briquetting
Seat 19 is additionally provided with the adjusting pad 22 for adjusting gap between vertical section and cannulated sleeve towards the side inside vertical section, to subtract
The abrasion of few briquetting faying face, extends the service life of briquetting.
In addition, the present embodiment additionally provides the assembly method of above-mentioned running gear, specifically includes the following steps:
Step 1: the assembly of " 2 inner sleeve cartridge modules I 4 " is first ready in 2 according to shown in I 4 structure chart 4 of inner sleeve cartridge module
28,8, axletree gland, 30,4, bearing, 31,8 seal receptacles of running wheel of retaining ring 29,8 of sleeve weld part assembly 25,8
32, the components such as 8 reinforced seals, 24,64 NL16 gaskets, 26,64 M16 bolts 27.2 bearings 30 are first respectively charged into 1
A 31 arranged on left and right sides bearing of running wheel, 30 mounting hole respectively takes 1 reinforced seal 24 to be packed into 2 seal receptacles 32, and 2 are installed
The seal receptacle 32 of good reinforced seal 24 is respectively charged into 31 arranged on left and right sides seal receptacle 32 of the running wheel installation for having installed bearing 30
Hole, and opposite 31 axially position of running wheel of seal receptacle 32 respectively is completed with 2 retaining rings 29, matching between attention part in installation process
The adjustment of conjunction relationship and bearing clearance completes the assembly of 1 running wheel component 35 to this, similarly completes other 1 moving trolley
The assembly of wheel assembly 35;Then 1 running wheel component assembled, 35,2 axletree glands 28 are taken, running wheel component
35 are put into the intermediate neutral gear of inner sleeve weldment assembly 25, and it is total that two sides use 1 axletree gland 28 to pass through inner sleeve weldment respectively
At the through-hole processed on 25, and 2 axletree glands 28 penetrate 1 running wheel component 35 from two sides respectively, and use respectively
16 M16 bolts, 27,16 NL16 pad 26 and 2 axletree glands 28 are fixed on inner sleeve weldment assembly 25, similarly
Complete the installation of other 1 running wheel component 35 and 2 axletree gland 28, inner sleeve weldment assembly 25;Finally take 4
Gland pump nozzle is respectively installed on 4 axletree glands 28, and is moistened by gland pump nozzle to 2 running wheel component filling
Consistent lubricant completes the assembly of 1 inner sleeve cartridge module I 34 to this, similarly completes the assembly of another 1 inner sleeve cartridge module I 34.
Second step, the assembly of " 2 inner sleeve cartridge modules II 5 ", shown in foundation II 5 structure chart 5 of inner sleeve cartridge module, referring to step
One completes.
Third step, the assembly of " 4 housing cartridge modules 6 " first get out 4 according to shown in 6 structure chart 3 of housing cartridge module
20,384, NL24 gasket, 21,32, the M24 bolt of briquetting seat 19,384 of outer sleeve weldment assembly 17,32 adjusting pad 22,
The components such as 32 briquettings, 23,32 briquetting pump nozzles 24.1 briquetting 23 is first taken to be packed into 1 briquetting seat 19, and with 4 NL24
Briquetting 23 is fixed on briquetting seat 19 by 20,4 M24 bolts 21 of gasket, then 1 briquetting pump nozzle 24 is taken to be installed to briquetting seat 19
Corresponding threaded hole completes the assembly of 1 briquetting component 18 to this, similarly completes the assembly of remaining 31 briquetting components 18;So
8 mounted briquetting components 18 are taken to be packed into corresponding 8 installation sites on 1 outer sleeve weldment assembly 17 respectively afterwards, and
Briquetting component 18 is fixed on outer sleeve weldment assembly 17 with 8 NL24 gaskets, 20,8 M24 bolts 21 1 installs
It is fixed similarly to complete remaining 7 briquetting components 18 for hole;Finally remaining 3 housing cartridge modules 6 are completed according to above-mentioned installation steps
Assembly.
4th step, the assembly of " 2 running gears 1 " first get out 4 housings according to shown in 1 structure chart 2 of running gear
The guide assembly 3,2 of inner sleeve cartridge module II 5,2 of inner sleeve cartridge module I 4,2 of cartridge module 6,2 is taken a step oil cylinder 7,4 liftings oil
8,4, cylinder outer sleeve lifting cylinder pin shaft 9,4 inner sleeve lifting cylinder pin shaft 10,4 is taken a step 13,12 backing pins of oil cylinder pin shaft
Plate 14,24 12 spring washers, 15,24 16 components of M12 bolt.It first takes 1 guide assembly 3 to be placed on ground, then distinguishes
1 inner sleeve cartridge module, I 4,1 inner sleeve cartridge modules II 5 are placed on the guide pass of guide assembly 3;Secondly 2 lifting cylinders
8 are respectively charged into the inner sleeve cartridge module I 4 placed, in inner sleeve cartridge module II 5, and with 2 inner sleeve lifting cylinder pin shafts
10,4 12 spring washers, 15,4 M12 bolts 16 complete 8 piston rod of lifting cylinder and inner sleeve cartridge module I 4, inner sleeve cartridge module II
5 fixation;Then 2 housing cartridge modules 6 are respectively charged into inner sleeve cartridge module I 4, the inner sleeve that upper step installs lifting cylinder 8
On component II 5, and lifting cylinder is completed with 2 M12 bolts 16 of 12 spring washer 15,4 of outer sleeve lifting cylinder pin shaft 9,4
The fixation of 8 cylinder bodies and housing cartridge module 6;1 oil cylinder 7 of taking a step finally is taken to be put between guide assembly 3 and inner sleeve cartridge module I 4, respectively
2 parts such as 12 15,4 M12 bolts 16 of spring washer of the backing pin plate 14,4 of oil cylinder pin shaft 13,2 of taking a step are taken to be respectively completed advanced in years
Walk the fixation between 7 both ends of oil cylinder and guide assembly 3, inner sleeve cartridge module I 4.The assembly of 1 running gear 1 is completed to this, similarly
Complete the assembly of other 1 running gear 1.
5th step, the assembly of " walking assembly and interlude travelling platform assembly ", according to 1 institute of running gear entirety installation diagram
Show, first gets out 2 walking assemblies 1,1,30 spring washer, 11,64 M30 bolts 12 of interlude travelling platform assembly 2,64
Equal components.1 running gear 1 is first taken, 32 30 spring washers, 11,32 M30 bolts 12 are passed through into 2 outer sleeve groups respectively
The assembly of 6 peace assembly apparatus 1 and interlude travelling platform assembly 2, similarly completes other 1 walking assembly 1 and centre on part
The installation of section travelling platform assembly 2, the entire assembling process of this secondary design running gear is completed to this.
After walking assembly 1 and interlude travelling platform assembly 2 complete assembly, as shown in Fig. 1.2 walking assemblies are each logical
The joint face crossed on 4 housing cartridge modules 6 has been bolted to 4 joint faces corresponding on interlude travelling platform assembly 2
At fixation, interlude travelling platform assembly 2 and 4 housing cartridge module 6 is rigidly connected at this time, passes through lifting cylinder 8
It acts on, it can be achieved that interlude travelling platform assembly 2 and 4 housing cartridge modules 6 are in interior sleeve assembly I 4, II 5 phase of inner sleeve cartridge module
Movement to ground upper and lower direction, by the effect for oil cylinder 7 of taking a step, it can be achieved that 2,4 outer sleeves of interlude travelling platform assembly
The assembly of component 6,2 inner sleeve cartridge modules, I 4,2 inner sleeve cartridge modules II 5 composition gets on the right track in rail assembly 3, and face is opposite to be moved
It is dynamic.
I.e., it can be achieved that following 3 kinds of working conditions under the collective effect of lifting cylinder 8 and oil cylinder 7 of taking a step: 1. taking a step for 2
8 collective effect of oil cylinder 7 and 4 lifting cylinder, the position for realizing that step-by-step movement travelling platform 2 is adopted relative to difference between hole are transferred;②1
A movement of oil cylinder 7 of taking a step, another 1 oil cylinder 7 of taking a step is stationary, realizes 360 ° of the original place steering work of step-by-step movement travelling platform;
3. when 48 disagglutinating actions of lifting cylinder in the 2 walking assemblies 1, it can be achieved that forward and backward end of step-by-step movement travelling platform relative to
The height adjustment on ground works, and the fluctuating on stope ground is preferably adapted to convenient for step-by-step movement travelling platform, enhances being applicable in for equipment
Property.
Herein, it is noted that 4 inner sleeve cartridge modules II 5 of inner sleeve cartridge module I 4,2 of housing cartridge module 6,2 are completed
After first assembly, housing cartridge module 6 and 2 inner sleeve cartridge module I 4 and 2 inner sleeve cartridge modules can be adjusted in real time by adjusting pad 22
Faying face gap between II 5.In later period use process, when equipment maintenance, encounters after briquetting 23 becomes larger because of wearing clearance,
Adjusting pad 22 can be crossed and adjust inner and outer sleeves faying face gap.
In addition, the present embodiment additionally provides the walking workflow of 2 assembly of walking assembly 1 and interlude travelling platform assembly
For journey as shown in fig. 6, can be divided into 5 operating attitudes, each walking operations process of running gear is exactly the circulation adjustment of this 5 postures
Process.Each posture workflow is done as described below:
One, posture 1: initial attitude figure, lifting cylinder 8 are withdrawn completely, and oil cylinder 7 of taking a step is withdrawn completely, and interlude travelling platform is total
It is kept in contact at 2 forward and backward head bottom parts and ground, the bottom and ground of rail assembly 3 are kept at a distance.
Two, posture 2: lifting cylinder 8 is fully extended, and oil cylinder 7 of taking a step is withdrawn completely, and interlude travelling platform assembly 2 is forward and backward
Head bottom part and ground are kept at a distance, and the bottom and ground of rail assembly 3 are kept in contact.When this posture, only 2 rail assemblies
There is contact in 3 bottom and ground, interlude travelling platform assembly 2 leaves ground under the castering action of lifting cylinder 8.
Three, posture 3: lifting cylinder 8 is fully extended, and oil cylinder 7 of taking a step is fully extended, and interlude travelling platform assembly 2 is forward and backward
Head bottom part and ground are kept at a distance, and the bottom and ground of rail assembly 3 are kept in contact.When this posture, only 2 rail assemblies
There is contact in 3 bottom and ground, interlude travelling platform assembly 2 starts under the traction for oil cylinder 7 of taking a step along orbital plane
Movement.
Four, posture 4: lifting cylinder 8 is withdrawn completely, and oil cylinder 7 of taking a step is fully extended, and interlude travelling platform assembly 2 is forward and backward
Head bottom part and ground are kept in contact, and the bottom and ground of rail assembly 3 are kept at a distance.When this posture, interlude travelling platform
Assembly 2 starts to reduce vertical height with withdrawing for lifting cylinder 8, until the forward and backward head bottom part of interlude travelling platform assembly 2
It is kept in contact with ground.
Five, posture 5: lifting cylinder 8 is withdrawn completely, and oil cylinder 7 of taking a step is withdrawn completely, and interlude travelling platform assembly 2 is forward and backward
Head bottom part and ground are kept in contact, and the bottom and ground of rail assembly 3 are kept at a distance.When this posture, rail assembly 3 is with advanced in years
Step oil cylinder 7 withdraws the lower horizontal movement of effect, and until taking a step, oil cylinder 7 reaches range.
By the adjustment of above-mentioned continuous 5 postures, 2 horizontal direction of interlude travelling platform assembly realizes oil cylinder 7 of taking a step
The relative displacement of range, in real work 7 amount of movement of passage oil cylinder number need to be in conjunction with needed for entire exploitation process depending on,
The cycle operation of 5 postures realizes the forward or backward of similar creeper undercarriage, and 1 movement of oil cylinder 7 of taking a step, another 1 steps
Walk oil cylinder 7 it is stationary, it can be achieved that step-by-step movement travelling platform 2 the steering work of 360 ° of original place.
It can be seen that the present embodiment running gear not only realizes step-by-step movement travelling platform relative to the different positions adopted between hole
Set 360 ° of the original place steering work of transfer and entire travelling platform;It can also be achieved the forward and backward head bottom part phase of step-by-step movement travelling platform
Height adjustment work for ground, the fluctuating on stope ground is preferably adapted to convenient for step-by-step movement travelling platform, enhances equipment
Applicability.The running gear is combined into a whole set of Mining Equipment production practice and work flow, can effectively realize highwall pressure coal work
Unmanned, the mechanization production in face.
Above-described embodiment is only one of the preferred embodiment of the present invention, should not be taken to limit protection model of the invention
It encloses, as long as that in body design thought of the invention and mentally makes has no the change of essential meaning or polishing, is solved
The technical issues of it is still consistent with the present invention, should all be included within protection scope of the present invention.