CN1048908A - Longwall arm combine - Google Patents
Longwall arm combine Download PDFInfo
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- CN1048908A CN1048908A CN 89104922 CN89104922A CN1048908A CN 1048908 A CN1048908 A CN 1048908A CN 89104922 CN89104922 CN 89104922 CN 89104922 A CN89104922 A CN 89104922A CN 1048908 A CN1048908 A CN 1048908A
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- thick stick
- arm
- carriage
- loader
- hydraulic cylinder
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Abstract
The invention solves the problem of exploiting big thickness coal bed with the longwell system, this problem solves by designing a kind of novel cutter-loader.This combination machine of the present invention is equipped with the digging parts on arm, this arm can be loaded on the rocking bar with turning to, and the latter is on the carriage that can be fastened to as the part of slide plate with turning to.This arm that can turn to shake thick stick by be positioned at their the top a collection of Driven by Hydraulic Cylinder.For hydraulic cylinder being fastened on this carriage, this shakes thick stick then some juts that are projected into its center on combination machine.
Description
Theme of the present invention is a kind of longwall arm combine, its drum-type digging parts are mounted on the arm that can turn to that is positioned at this combination machine end, and this arm is assemblied on the rocking bar in self-adjusting mode, the latter with respect to this cutter-loader also is can be self-regulating, these rocking bars then dispose hydraulic cylinder, are used for making arm and rocking bar to turn in the plane perpendicular to flat volume base plate.
P.223407 number the people who is familiar with this technology can be known a kind of cutter-loader from the Poland Patent manual, but at its end of steering arm drum-type digging parts is housed, but and this steering arm can turn in the plane perpendicular to flat volume base plate.But the other end of steering arm then rotatably is installed in one to be the beam shape and can be arranged on the rocking bar of this combination machine body with revolving.This rocking bar can turn in the plane perpendicular to flat volume base plate with respect to this associating body, and promptly steering mode is identical with above-mentioned arm.But steering arm is to borrow the form of gear drive to realize with this rotatable connection of rocking bar, so this arm and digging parts can be turned over a round angle with respect to rocking bar simultaneously.Because unified base drops on the base plate, thereby the angle that this arm rotates is slightly less than 180 °.Rocking bar and rotatable arm are the mid portions that is positioned at the combination machine body, and like this, the digging parts just can be obtained one and reach the position of base plate with its periphery outside associating body both sides, and can obtain one of those middle positions, combination machine top.A hydraulic cylinder is equipped with in the rocking bar below, is used for making rocking bar deflection to make progress.Like this, but steering arm just can be gone up act, thereby on the mining parts surface of can digging prolonging to an arcuate segment from the intermediate portion.So, just can digging in the top board flat volume parallel with the bottom, and can also tunnel the flat volume of arch.This combination machine also can be acted as a planted agent on the base plate under the horizontal plane that combination machine is installed.
In Deutsches Reichs-Patent 2731586 and No. 2425828 disclosed cutter-loaders, but they have the digging parts that are installed on the steering arm, but this kind steering arm is rotatably installed on the combination machine fuselage.In addition, but this steering arm and digging parts are to be supported by the hydraulic cylinder that is located under the arm, and the other end of this hydraulic cylinder then is connected on the combination machine fuselage.But the short lifting that causes steering arm and rocking bar of the motion of hydraulic cylinder piston rod, the result can change the position of digging parts with respect to base plate, and these digging parts can rise to a very big height.This is owing to having adopted the single steering arm with suitable length to realize, this class steering arm for example has and is published in the sort of of No. 2347862, western little patent.But the living huge power of adopting just requires to use firm especially long-armed of a kind of structure in the digging parts, and the hydraulic cylinder that this arm is turned to be it seems greatly to designing a kind of like this machine.
Be disclosed in the shortcoming of this cutter-loader in Poland Patent P233407 number, the ability in its time per unit of being is very little and can only limit the use of in short flat volume.The shortcoming of No. 2731586 disclosed cutter-loaders of Deutsches Reichs-Patent then is that the huge power of supporting steering arm and the required usefulness of rocking bar is delivered to by means of hydraulic cylinder on the combination machine body.This has adverse effect to the operation that is positioned at this body mechanism because the strain that the power of steering arm and rocking bar causes body will to the disadvantageous condition of work of generation.In addition, the rocking bar of supporting steering arm and be positioned at the hydraulic cylinder of their belows has only limited space for its required turning to.So just limited the motion of arm and rocking bar, and hydraulic cylinder is exposed under sizable bending force, thereby caused the poor stability of this system, especially when hydraulic cylinder is longer.
The essence of cutter-loader of the present invention is: the both sides at slide plate all are provided with carriage.Carriage towards slide plate top projection and with it rigidity link.In carriage, rocking bar be rotatably installed in parallel with base plate and the pin transverse to the combination machine direction of advance on.The hydraulic cylinder of supporting rocking bar connects rocking bar and connects carriage with the other end with the one end, is positioned at the rocking bar top simultaneously.
But the hydraulic cylinder of supporting steering arm is with this steering arm of one client link, and connects rocking bar with the other end, is located in the top of this arm and rocking bar simultaneously.Remove this, this combination machine also has a support that is connecting the carriage that is positioned at the slide plate end at least.The length that supports can be regulated.Each supports the position that all has at least a thrust to be in the crosscut carriage and arrive its center above combination machine.This thrust is that design is used for the fastening hydraulic cylinder that is supporting rocking bar.Rocking bar also has one to be positioned at itself direction and rigidly connected with it thrust of crosscut, the center of the through combination machine of this thrust, but be used in its end fastening one hydraulic cylinder that is supporting steering arm and digging parts.The carriage that is positioned at the slide plate two ends has two parallel floors, has horizontal line boring to be used for connecting rocking bar on the latter.One fork-shaped end is then arranged on the rocking bar, and the latter has two coaxial bearings, surrounds the floor of above-mentioned carriage from outer ring.In the bearing of the hole of floor and carriage, be inserted with the pin that rocking bar is linked to each other with carriage.The bloster hinge that is connected with carriage is connected on the carriage, and is to be made of two supports that connected by a kind of Luo Man (roman) screw mutually at least.
In combination machine of the present invention, but can adopt long carriage and steering arm, so just can make the digging parts rise to a sizable height.But the huge bending force that is taken place is can not be delivered on the combination machine body, and this is because this bending force is to be intermediary and directly passing on the slide plate by solid carriage.In fact, this associating body is to be made of some sections that are located on the slide plate, and is not come across influencing of the power of promotion to the digging parts of combination machine top.
Because hydraulic cylinder is to be positioned on steering arm and the rocking bar, hydraulic cylinder just has a large amount of free spaces to be used for moving, and this cylinder body is very short again simultaneously, can resist bending force better.In addition, be easy near cylinder body again, thus be easy to observation and when it damages, be convenient to change.
, but equally just leave very big space for rocking bar and carriage and confession steering arm and the usefulness of shaking the articulated section that thick stick etc. is connected because but the position of hydraulic cylinder is on steering arm and rocking bar.So just can make above-mentioned articulated section possess such size, they can transmit huge load and not emit risks undermined and quick abrasion.Combination machine of the present invention shows bright in an one embodiment with accompanying drawing, wherein: Fig. 1 is the lateral view of combination machine for this reason; Fig. 2 is the top view of slide plate; Fig. 3 is the front elevation drawing of slide plate; Fig. 4 is the lateral view that shakes thick stick; Fig. 5 is the front elevation drawing that shakes thick stick, cut-away section is wherein arranged by being used for reinforcing the bearing and the hole of hydraulic cylinder; But Fig. 6 is the lateral view of the combination machine under steering arm and digging parts, and Fig. 7 shakes the lateral view of thick stick when its extended spot has a thrust.
Slide plate 1 is an elongated platform, and the side from the below on its end is provided with road carriage 19, and is provided with clamping device 20 at opposite side.Carriage 19 is supporting slide plate 1 with clamping device 20, relies on them, and slide plate 1 makes a decision on a longwell conveyer 24, and moves along the flat volume of longwell thereon.The upper surface 28 of slide plate 1 is smooth, the carriage 2 of ining succession in its jail, two ends.The body 27 of combination machine is located on the surface 28, and this body is comprising the hydraulic pump 8 of travelling gear and driving cylinder 6 and 7.
Body 27 is made up of some sections, and they are bearing between the carriage 2.Such supporting realizes by an insert 10, the latter one of in body 27 and carriage 2 between.When being combined to body 27 on the slide plate 1, insert 10 installs at last, then unloads at first when folding looses.Carriage 2 is projected into the top on surface 28 on the slide plate 1 and includes two parallel floors 14, and two coaxial holes 15 are arranged on the latter's top.Each carriage 2 has at least one jut 11 from the inboard of combination machine.There are a hole 23 that is used for fastening hydraulic cylinder 6 and one be used for the articulated section 16 of fastening support 9 in the end of jut 11.Each supports 9 at least two connecting rods 17 that all connected by a kind of Luo Man screw 18 and forms.One shakes 4 on thick stick is anchored on the hole 15.Shake thick stick 4 and be the beam shape, two mutual coaxial bearings 25 are arranged at the one end.Bearing 25 is arranged to the hole 15 that can surround from the outside the floor 14 of carriage 2.In hole 15 and bearing 25 pin 3 is housed, has realized an articulated section therefrom, shaking thick stick 4 can turn to respect to carriage 2 around this articulated section.The axle of hole 15 and bearing 25 is parallel with base plate and be transverse to the direction of advance of combination machine along conveyer 24.One protruding jut 12 to the combination machine center is arranged on the top of shaking thick stick 4.A hole 22 that is used for fastening hydraulic cylinder 7 is arranged in the end of jut 12.Under jut 12, shaking thick stick 4 has a hole 20 to be used for fastening hydraulic cylinder 6, and the latter's the other end then is fastened in the hole 23 of jut 11.But the top of shaking thick stick 4 has an articulated section 21 to be used for being equipped with above fastening the steering arm 5 of digging parts 13.One motor that is used for driving digging parts 13 is arranged in the arm 5.The axle of articulated section 21 is parallel with the bottom, is positioned at the direction that the crosscut combination machine advances.The rotating shaft of these digging parts 13 then has same with it position.But combination machine of the present invention has a hydraulic cylinder 7 that links to each other with steering arm 5 and two to be used for making in this embodiment shakes the hydraulic cylinder 6 that thick stick 4 turns to.
In another embodiment, shake thick stick 4 in its extension that is used for to shake outside the bearing that thick stick 4 is fixed to carriage 2, a jut 30 that ends at 31 places, hole is arranged.Under arm 5, a hydraulic cylinder 7 is being arranged between hole 31 and the arm 5.Remove this, shaking thick stick 4 still has one with holes 32 part to be used for fastening jut 12.By this solution, jut 12 can with shake thick stick 4 and break away from, this mode is applicable to or does not have the two class situations of shaking thick stick 4 of jut 30.
The operation of this kind combination machine comprises makes it flat the volume according to one or another direction motion in conveyer 24 upper edges.Digging parts 13 can be around himself rotational when penetrating coal body.These parts 13 can shake the hydraulic cylinder 8 and 7 effect of thick stick 4 and arm 5 by being used for deflection as requested, and are put into high or low above base plate.This combination machine is that design is used for the coal bed of digging bed thickness up to 4.5 meters.But the diameter of digging parts 13 makes its summation less than coal seam thickness, needs to use a kind of special system of attack here.
The cycle of digging is as follows: when combination machine is current along the first time of flat volume, be in respect to direction of advance on the digging parts 13 in the place ahead and lift, make it the coal seam of digging top board, and the digging parts 13 at rear are just adjusted to half height, the intermediate layer that makes it to exploit coal bed.Along in the return movement of flat volume, above-mentioned two parts just drop on the base plate at this combination machine.At this moment, the digging parts 13 that are in combination machine the place ahead with respect to direction of advance are just at base plate place working seam, and then at this moment quadrate part spare 13 just will drop on the coal loading of adopting down on the base plate on conveyer 24.
More than two parts 13 be installed in the place far away apart from slide plate 1, thereby the driving power on these two parts 13 has just formed the huge moment of deflection that is delivered on the carriage 2.This is especially true when parts 13 rise near top board regional.Though above-mentioned moment has passed on the slide plate 1, do not pass on the combination machine body 27.With the rigidity of 9 pairs of slide plates 1 of carriage 2 interconnective supports good action is arranged, particularly when parts 13 rise to different height.
Claims (7)
1, a kind of longwall arm combine, its drum-type digging parts are mounted in and are positioned on the arm of locating to turn in these combination machine two ends.Said arm then is loaded in the self-adjusting mode and shakes on the thick stick, and the latter also installs with respect to this combination machine in the self-regulation mode, above-mentioned arm with shake thick stick and dispose hydraulic cylinder, be used for making this arm and shake thick stick and can in plane, turn to perpendicular to flat volume base plate, in the body of this combination machine, be provided with gear drive, this body then is divided into interconnective section particularly, above-mentioned body then is located in and is bearing in combination machine along putting down on the slide plate of rolling up the substrate of moving, the feature of this kind cutter-loader is: it all is provided with protruding in slide plate top and the carriage (2) that is attached thereto at the two ends of slide plate (1), in carriage (2), then be provided with rotatably to be contained in and shake thick stick (4) on the pin (3), the direction of advance of this pin and crosscut this combination machine parallel with base plate, be provided with that an end is connecting carriage (2) and the other end connecting shake thick stick (4) and at the hydraulic cylinder (6) that shakes thick stick (4) top, also be provided with an end be fastened to shake thick stick (4) but go up and the other end is fastened to the hydraulic cylinder (7) of a steering arm (5), in addition, also be provided with interconnective at least one support of an adjustable length and carriage (2) (9).
2, longwell cutter-loader as claimed in claim 1, it is characterized in that: described carriage (2) has a jut (11) at least, it is positioned at the direction of crosscut carriage (2) and rigidly connected with it, and this jut (11) extends the center of this cutter-loader, one end of above-mentioned hydraulic cylinder (6) is connected with jut (11) end, its other end then with shake thick stick (4) and link to each other.
3, longwell cutter-loader as claimed in claim 1, it is characterized in that: the above-mentioned thick stick (4) that shakes has at least one to be rigidly connected with it and the jut (12) of crosscut with it, this jut (12) points to this cutter-loader inboard of shaking thick stick (4) upside, on this jut (12), connecting a hydraulic cylinder (7), digging parts (13) are installed above the latter's the other end is then connecting but aforementioned steering arm (5).
4, longwell cutter-loader as claimed in claim 1, it is characterized in that: above-mentioned shaking has a jut (30) that ends in a hole (31) in the extension of thick stick (4) outside it is used for this is shaken the bearing (25) that thick stick (4) installs to carriage (2), between this hole (31) and the arm (5) and from then under the arm (5) hydraulic cylinder (7) is being arranged then.
5, as claim (3) or (4) described longwell cutter-loader, it is characterized in that: in shaking thick stick (4), have a part that has hole 32 to be used for fastening above-mentioned jut 12.
6, longwell cutter-loader as claimed in claim 1, it is characterized in that: aforementioned bracket (2) has two parallel floors that are provided with horizontal line boring 15, the aforementioned thick stick (4) that shakes then has a forked end portions, have two coaxial bearings (25), they are arranged in and can surround hole (15) the floor (14) from outer side seal.
7, longwell cutter-loader as claimed in claim 1, it is characterized in that: aforementioned support (9) is to be fastened on the carriage (2) by means of articulated section (16), and each support (9) then is made up of the interconnective connecting rods of at least two a kind of Luo Man of usefulness (roman) screws (18) (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89104922 CN1048908A (en) | 1989-07-20 | 1989-07-20 | Longwall arm combine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89104922 CN1048908A (en) | 1989-07-20 | 1989-07-20 | Longwall arm combine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1048908A true CN1048908A (en) | 1991-01-30 |
Family
ID=4855747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 89104922 Pending CN1048908A (en) | 1989-07-20 | 1989-07-20 | Longwall arm combine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1048908A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102011586A (en) * | 2010-12-27 | 2011-04-13 | 三一重型装备有限公司 | Integrated coal mining facility and coal mining machine thereof |
| CN101418688B (en) * | 2007-10-26 | 2011-09-07 | 三一重型装备有限公司 | Intelligent full automatic combine coal mining system |
| CN102213092A (en) * | 2011-05-05 | 2011-10-12 | 三一重型装备有限公司 | Coal mining machine for coal wall mining |
| CN1847614B (en) * | 2005-04-15 | 2012-05-02 | Dbt有限公司 | Underground mining machine |
| CN102536233A (en) * | 2012-01-19 | 2012-07-04 | 闫振东 | Combined height-adjustable coal cutting machine with small roller and large mining height, as well as coal cutting process of combined height-adjustable coal cutting machine |
| CN102562062A (en) * | 2010-12-14 | 2012-07-11 | 玛珂系统分析和开发有限公司 | Mining device |
| CN102748023A (en) * | 2012-07-03 | 2012-10-24 | 三一重型装备有限公司 | Supporting device for coal cutter and coal cutter |
-
1989
- 1989-07-20 CN CN 89104922 patent/CN1048908A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1847614B (en) * | 2005-04-15 | 2012-05-02 | Dbt有限公司 | Underground mining machine |
| CN101418688B (en) * | 2007-10-26 | 2011-09-07 | 三一重型装备有限公司 | Intelligent full automatic combine coal mining system |
| CN102562062A (en) * | 2010-12-14 | 2012-07-11 | 玛珂系统分析和开发有限公司 | Mining device |
| CN102562062B (en) * | 2010-12-14 | 2015-09-30 | 玛珂系统分析和开发有限公司 | Mining device |
| CN102011586A (en) * | 2010-12-27 | 2011-04-13 | 三一重型装备有限公司 | Integrated coal mining facility and coal mining machine thereof |
| CN102213092A (en) * | 2011-05-05 | 2011-10-12 | 三一重型装备有限公司 | Coal mining machine for coal wall mining |
| CN102536233A (en) * | 2012-01-19 | 2012-07-04 | 闫振东 | Combined height-adjustable coal cutting machine with small roller and large mining height, as well as coal cutting process of combined height-adjustable coal cutting machine |
| CN102748023A (en) * | 2012-07-03 | 2012-10-24 | 三一重型装备有限公司 | Supporting device for coal cutter and coal cutter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |