CN103216251B - Support moving mechanical arm for roadway - Google Patents
Support moving mechanical arm for roadway Download PDFInfo
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- CN103216251B CN103216251B CN201310162246.4A CN201310162246A CN103216251B CN 103216251 B CN103216251 B CN 103216251B CN 201310162246 A CN201310162246 A CN 201310162246A CN 103216251 B CN103216251 B CN 103216251B
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- mechanical arm
- rotation seat
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Abstract
The invention discloses a support moving mechanical arm for a roadway. The support moving mechanical arm for the roadway solves the problems that in the prior art, roadway roofs are repeatedly supported, the support moving speed is low, operations are complex and operational efficiency is low. The support moving mechanical arm for the roadway comprises a fixed foundation base, a transmission mechanism, a rotating base and a lifting mechanism, wherein the fixed foundation base is arranged at the bottom of the mechanical arm and the lifting mechanism is arranged on the rotating base. According to the technical scheme, the lifting mechanism arranged on the rotating base is composed of a lifting guiding sleeve, lifting hydraulic cylinders and lifting guide rods, a cantilever extensible mechanism composed of cantilever guiding rods, cantilever hydraulic cylinders and cantilever extensible sleeves is perpendicularly fixed at the upper portion of the lifting guide rods, roof supporting hydraulic stand columns with a roof supporting base hinged at the tops are fixed on the rotating base, the rotating base is driven through a rotation driving device and the transmission mechanism to rotate around the center of a rotating shaft. The support moving mechanical arm for the roadway is reasonable in structural design, stable in moving, convenient to operate, safe to use, capable of reducing influences on coal mining production by forepoling operation and beneficial to further improvement of yield per unit of a coal face.
Description
Technical field
The present invention relates to a kind of auxiliary support moving device for the operation of fully-mechanized mining working tunnel safety, particularly a kind of for while normal working face mining operation, in roadway workface, carry out the tunnel of the Aided Machine formula reach of advance support rack with the propelling of working face mining with moving frame mechanical arm.Belong to mining machinery manufacture and application.
Background technology
The safety support in fully-mechanized mining working tunnel mainly adopts U-shaped steel, i iron metallic support, the mode of anchor pole, anchor net and other combined supportings, along with the continuous propelling of coal-face, the reach of the advanced section pressure in tunnel, therefore need to export advanced section at work plane and carry out strengthening supporting.Widely used coal-face lame advanced supporting rack, mostly be the support pattern of hydraulic prop complexed metal articulated roof beam or long girder steel, it moves installing of frame and removes post slow, is difficult to the significantly speed that realizes and promotes, constrain the fltting speed of work plane; Support efficiency is low, complex procedures, and manual steps is more, and operating personnel's labour intensity is large, and to the work plane of roof cracking, prop drawing is all very difficult with recovery girder steel, adds many potential safety hazards.
The applicant is once for prior art Problems existing, and earlier application notification number is " lame advanced supporting rack " of CN200985799Y, notification number is the patents such as " tunnel ahead support stent " of CN201386567Y.The forepoling hydraulic support of these patent notes above-mentioned, be mostly manually operate hydraulic control valve group carry out support take a step move frame, realize the mechanization of coal-face lame advanced supporting, complete the innovation of coal-face advance support form.But, the moving manner of the advance support rack of frame hydraulic cylinder push-and-pull movement is moved due to this dependence, for softer tunnel, coal top, particularly for carrying out the tunnel growing distance advance support, the track of walking is difficult to ensure, so easily there is the phenomenon such as support tilt and holding.All need frame, reach to be fallen in each group of advance support rack successively, rises frame one time because moving frame at every turn, therefore existence supports repeatedly to top board, advancing velocity is slow, complex operation, operating efficiency is low waits deficiency, and therefore, the moving manner of existing advance support rack lacks applicability.
Summary of the invention
The object of this invention is to provide a kind of tunnel with moving frame mechanical arm, solve that prior art exists back is supported repeatedly, advancing velocity slowly, the problem such as complex operation, operating efficiency be low, its reasonable in design, mobile stable, easy to operate, use safety, significantly reduces the impact moving frame operation and produce work plane coal mining, is conducive to the applicability promoting moving manner further.
The technical solution adopted in the present invention is: this tunnel comprises fixed pedestal with moving frame mechanical arm, rotation seat and the elevating mechanism be arranged on rotation seat, its technical essential is: the rotation seat that described fixed pedestal is connected by rotating shaft is provided with by lifting fairlead, lifting hydraulic cylinder, the elevating mechanism of lifting guide pillar composition, lifting guide pillar upper vertical is fixed with by cantilever guide peg, the cantilever telescoping mechanism that boom cylinder and cantilever telescopic are formed, the support hydraulic vertical prop that top is hinged with support seat is fixed on rotation seat, the rotating driving device be assembled on fixed pedestal drives rotation seat central rotation around the shaft by transmission mechanism.
Be fixed on rotation seat bottom the lifting fairlead of described elevating mechanism, insert in lifting fairlead bottom the lifting guide pillar that inside is provided with lifting hydraulic cylinder, lifting guide pillar top is vertical with cantilever guide peg to be fixed; The lower end of lifting hydraulic cylinder is hinged on the bottom of lifting fairlead, and the upper end thereof of lifting hydraulic cylinder at the inwall of lifting guide pillar, and drives lifting guide pillar to move back and forth along lifting fairlead inner chamber by lifting hydraulic cylinder.
The cantilever telescopic of described cantilever telescoping mechanism is sleeved on the outside of cantilever guide peg, one end of boom cylinder is hinged on the cantilever guide peg root fixed vertical with lifting guide pillar, it is anterior that the other end is hinged on cantilever telescopic, and boom cylinder drives cantilever telescopic to move back and forth along the length direction of cantilever guide peg.
Described transmission mechanism is made up of intermeshing large and small gear, gear wheel is assembled in the bottom of rotation seat, pinion is assembled on the output shaft of rotating driving device, and bottom and the fixed pedestal of rotating driving device fit together, and rotation seat is connected with fixed pedestal by rotating shaft; By rotating driving device drive transmission device, thus drive whole rotation seat central rotation around the shaft.
The advantage that the present invention has and good effect are: move due to of the present invention the structure that frame mechanical arm adopts elevating mechanism and the cantilever telescoping mechanism that fixed pedestal, transmission mechanism, rotation seat and rotation seat are arranged, coordinate the advance support rack to being laterally arranged in juxtaposition to move frame with transport vehicle, so its reasonable in design, mobile stable, simple to operation, safe and reliable, avoid the support repeatedly to top board.In addition, the small volume moving frame mechanical arm that this design is unique, lighter in weight, on-the-spot actual use needs can be adapted to, remarkable minimizing moves the impact that frame operation is produced work plane coal mining, be conducive to the applicability promoting moving manner further, meet the equipment mounting, commissioning and maintenance condition of fully-mechanized mining working.While guaranteeing safe pedestrian space required under the tunnel condition that down-hole is narrow, realize the mechanization advance support that top board is supported continuously according to different geological conditions and cross-section shape of roadway, be conducive to safe, the highly efficient and productive production of coal-face.Therefore, the invention solves prior art for softer tunnel, coal top, the long distance tunnel of advance support exist back is supported repeatedly, the problem such as advancing velocity is slow, complex operation, operating efficiency are low.
Accompanying drawing explanation
Fig. 1 is a kind of concrete structure schematic diagram of the present invention;
Fig. 2 is the sectional view of Fig. 1 along A-A line;
Fig. 3 is a kind of using state schematic diagram for mobile lame advanced supporting rack of the present invention;
Fig. 4 is the hydraulic vertical prop of Fig. 3 removal lame advanced supporting rack and the top view of back timber;
Fig. 5 is the sectional view of Fig. 3 along B-B line.
In figure sequence number illustrate: 1 rotation seat, 2 lifting fairlead, 3 lifting guide pillars, 4 support seats, 5 cantilever telescopics, 6 cantilever guide pegs, 7 fixed pedestals, 8 rotating driving devices, 9 transmission mechanisms, 10 lifting hydraulic cylinders, 11 support hydraulic vertical props, 12 boom cylinders, 13 back timbers, 14 hydraulic vertical props, 15 protect top board, 16 telescopic hydraulic cylinders, 17 move frame mechanical arm, 18 fastening frames, 19 bases, 20 transport vehicles.
Detailed description of the invention
Concrete structure of the present invention is described in detail according to Fig. 1 ~ 5.This tunnel comprises fixed pedestal 7, transmission mechanism 9, the rotation seat 1 of bottom and is arranged on the parts such as elevating mechanism on rotation seat 1 with moving frame mechanical arm 17.Wherein be arranged on elevating mechanism on rotation seat 1 by being elevated fairlead 2, lifting hydraulic cylinder 10, lifting guide pillar 3 form, lifting guide pillar 3 upper vertical is fixed with the cantilever telescoping mechanism that cantilever guide peg 6, boom cylinder 12 and cantilever telescopic 5 are formed, the support hydraulic vertical prop 11 that top is hinged with support seat 4 is fixed on rotation seat 1, drives rotation seat 1 central rotation around the shaft by rotating driving device 8 and transmission mechanism 9.
Transmission mechanism 9 is made up of intermeshing large and small gear, and gear wheel is assembled in the bottom of rotation seat 1, and pinion is assembled on the output shaft of rotating driving device 8.Bottom and the fixed pedestal 7 of rotating driving device 8 fit together.Rotation seat 1 is connected with fixed pedestal 7 by rotating shaft; By rotating driving device 8 drive transmission device 9, thus drive whole rotation seat 1 central rotation around the shaft.
Be fixed on bottom the lifting fairlead 2 of elevating mechanism on rotation seat 1, insert in lifting fairlead 2 bottom the lifting guide pillar 3 that inside is provided with lifting hydraulic cylinder 10, lifting guide pillar 3 top is vertical with cantilever guide peg 6 to be fixed.The lower end of lifting hydraulic cylinder 10 is hinged on the bottom of lifting fairlead 2, the upper end thereof of lifting hydraulic cylinder 10 is at the inwall of lifting guide pillar 3, and drive lifting guide pillar 3 to move back and forth along lifting fairlead 2 inner chamber by lifting hydraulic cylinder 10, realize the lifting moving frame mechanical arm 5.
The cantilever telescopic 5 of cantilever telescoping mechanism is sleeved on the outside of cantilever guide peg 6, and one end of boom cylinder 12 is hinged on fixing cantilever guide peg 6 root vertical with lifting guide pillar 3, and it is anterior that the other end is hinged on cantilever telescopic 5.Boom cylinder 12 drives cantilever telescopic 5 to move back and forth along the length direction of cantilever guide peg 6, realizes moving stretching out and regaining of the cantilever telescopic 5 of frame mechanical arm 5.Be fixed on bottom support hydraulic vertical prop 11 on rotation seat 1, the top being hinged with support seat 4 is fixed on the sidewall of lifting fairlead 2.
In the present embodiment, the advance support rack of movement comprises the parts such as back timber 13, base 19, hydraulic vertical prop 14.The bottom being wherein hinged on two hydraulic vertical props 14 on base 19 is fixed together by fastening frame 18; Back timber 13 side being hinged on hydraulic vertical prop 14 top utilizes telescopic hydraulic cylinder 16 to be hinged with and protects top board 15.
In tunnel, need the region of carrying out supporting that the some groups of horizontal advance support racks be arranged in juxtaposition of two framves are set, acquiescence original state is that hydraulic vertical prop 14 rises, support advance support rack, form the supporting to back by the back timber 13 on hydraulic vertical prop 14 top.On one group of advance support rack of work plane end, telescopic hydraulic cylinder 16 is the state of stretching out, and the top board 15 that protects being hinged on back timber 13 end reaches supporting position; And the telescopic hydraulic cylinder 16 on all the other group advance support rack back timbers is all in retracted state, the top board 15 that protects being hinged on back timber 13 end is regained.Move the lifting hydraulic cylinder 10 on frame mechanical arm 17, support hydraulic vertical prop 11, boom cylinder 12 be all in retracted state.
This tunnel with move frame mechanical arm 17 to above-mentioned advance support rack to tunnel front portion move frame away from stope end time, concrete operation step is as follows:
Step one, drive transport vehicle 20 to drive to move frame mechanical arm 17 to move to rear portion, tunnel to close on stope one end and need move forward between the two frame advance support racks of a group, the support hydraulic vertical prop 11 moving frame mechanical arm 17 rises, make the support seat 4 of its upper articulation contact with back to be formed and support, guarantee whole stability of moving in frame mechanical arm course of action.Stretch out the boom cylinder 12 moving frame mechanical arm 17, drive cantilever telescopic 5 to stretch out.The hydraulic vertical prop 14 of the frame advance support rack moved forward by the need of cantilever telescopic 5 side is regained, while the back timber 13 of this advance support rack is declined, drive this telescopic hydraulic cylinder 16 regain back timber 13 end hinged protect top board 15, and stretch out the anterior adjacent support frame of advance support rack therewith immediately protect top board 15, the top board temporarily exposed because falling frame with supporting.When back timber 13 drops to the position contacted with the cantilever telescopic 5 moving frame mechanical arm 17, stop declining, now stretch out the lifting hydraulic cylinder 10 moving frame mechanical arm 17, thus drive lifting guide pillar 3 to rise together with cantilever guide peg 6, cantilever telescopic 5, the advance support rack falling frame is risen.Drive boom cylinder 12, regain cantilever telescopic 5, advance support rack is moved to rotation seat 1 direction, when advance support rack moves to after above rotation seat 1, drive lifting hydraulic cylinder 10 again, regain lifting guide pillar 3 and drive the advance support rack on cantilever telescopic 5 to fall on rotation seat 1.Regain support hydraulic vertical prop 11, the support seat 4 of its upper articulation is separated with back.
Step 2, drives transport vehicle 20 to drive and moves frame mechanical arm 17 together with the advance support rack be recovered on its rotation seat 1, moves to front portion, tunnel away from stope end.When moving to front portion, tunnel and needing the appropriate location in supporting region, first rise the support hydraulic vertical prop 11 moving frame mechanical arm 17, the support seat 4 of its upper articulation is made to contact with back to be formed and support, stretch out lifting hydraulic cylinder 10 again, drive lifting guide pillar 3 together with cantilever telescopic 5, advance support rack is lifted, leaves rotation seat 1.Drive boom cylinder 12, stretch out cantilever telescopic 5, advance support rack is reached above supporting position, now regain lifting hydraulic cylinder 10, the advance support rack on cantilever telescopic 5 is made to drop on roadway floor, then the hydraulic vertical prop 14 of the advance support rack moved into place is risen, make the back timber 13 of this advance support rack rise and contact with back, formed and effectively support.Drive boom cylinder 12, regain cantilever telescopic 5, regain support hydraulic vertical prop 11 simultaneously, the support seat 4 of its upper articulation is separated with back.Drive rotating driving device 8 and transmission mechanism 9, make rotation seat 1 central rotation 180 degree around the shaft moving frame mechanical arm 17, for the mobile other frame advance support rack be arranged in juxtaposition is prepared.
Step 3, drive transport vehicle 20 drive to move frame mechanical arm 17 to move to rear portion, tunnel, repeat the operation of above-mentioned steps one, step 2, move to anterior corresponding position, tunnel by with the other frame advance support rack that advance support rack moved before is arranged in juxtaposition, complete the reach advanced with working face mining of one group of advance support rack.
Along with the exploitation of work plane advances, according to above-mentioned steps cycling, auxiliary moving mechanism can be utilized, constantly each group of advance support rack being arranged in rear portion, tunnel is moved to front portion, tunnel, in normal mining operations tunnel, realize the continuous effective supporting to the advanced section in tunnel.
Claims (4)
1. a tunnel is with moving frame mechanical arm, comprise fixed pedestal, rotation seat and the elevating mechanism be arranged on rotation seat, it is characterized in that: the rotation seat that described fixed pedestal is connected by rotating shaft is provided with by lifting fairlead, lifting hydraulic cylinder, the elevating mechanism of lifting guide pillar composition, lifting guide pillar upper vertical is fixed with by cantilever guide peg, the cantilever telescoping mechanism that boom cylinder and cantilever telescopic are formed, the support hydraulic vertical prop that top is hinged with support seat is fixed on rotation seat, the rotating driving device be assembled on fixed pedestal drives rotation seat central rotation around the shaft by transmission mechanism.
2. tunnel according to claim 1 is with moving frame mechanical arm, it is characterized in that: be fixed on rotation seat bottom the lifting fairlead of described elevating mechanism, insert in lifting fairlead bottom the lifting guide pillar that inside is provided with lifting hydraulic cylinder, lifting guide pillar top is vertical with cantilever guide peg to be fixed; The lower end of lifting hydraulic cylinder is hinged on the bottom of lifting fairlead, and the upper end thereof of lifting hydraulic cylinder at the inwall of lifting guide pillar, and drives lifting guide pillar to move back and forth along lifting fairlead inner chamber by lifting hydraulic cylinder.
3. tunnel according to claim 1 is with moving frame mechanical arm, it is characterized in that: the cantilever telescopic of described cantilever telescoping mechanism is sleeved on the outside of cantilever guide peg, one end of boom cylinder is hinged on the cantilever guide peg root fixed vertical with lifting guide pillar, it is anterior that the other end is hinged on cantilever telescopic, and boom cylinder drives cantilever telescopic to move back and forth along the length direction of cantilever guide peg.
4. tunnel according to claim 1 is with moving frame mechanical arm, it is characterized in that: described transmission mechanism is made up of intermeshing large and small gear, gear wheel is assembled in the bottom of rotation seat, pinion is assembled on the output shaft of rotating driving device, bottom and the fixed pedestal of rotating driving device fit together, and rotation seat is connected with fixed pedestal by rotating shaft; By rotating driving device drive transmission device, thus drive whole rotation seat central rotation around the shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310162246.4A CN103216251B (en) | 2013-05-06 | 2013-05-06 | Support moving mechanical arm for roadway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310162246.4A CN103216251B (en) | 2013-05-06 | 2013-05-06 | Support moving mechanical arm for roadway |
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| Publication Number | Publication Date |
|---|---|
| CN103216251A CN103216251A (en) | 2013-07-24 |
| CN103216251B true CN103216251B (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310162246.4A Active CN103216251B (en) | 2013-05-06 | 2013-05-06 | Support moving mechanical arm for roadway |
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| CN (1) | CN103216251B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113236331A (en) * | 2021-06-02 | 2021-08-10 | 中国矿业大学(北京) | Frame moving device of door type support |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1415188A (en) * | 1971-12-10 | 1975-11-26 | Alacchi G | Advanceable roof-supporting device for mining galleries |
| CN201221373Y (en) * | 2008-07-09 | 2009-04-15 | 山西东华机械有限公司 | Beam lifting apparatus for coal mine laneway hydraulic support |
| CN202215272U (en) * | 2011-08-04 | 2012-05-09 | 郑州四维机电设备制造有限公司 | Support beam assembly used for circulating self-moving forepoling hydraulic support |
| CN202745906U (en) * | 2012-07-18 | 2013-02-20 | 沈阳天安矿山机械科技有限公司 | Circulatory advancing forepoling |
| CN203223238U (en) * | 2013-05-06 | 2013-10-02 | 辽宁天安矿山科技有限公司 | Mechanical arm for moving racks in roadway |
-
2013
- 2013-05-06 CN CN201310162246.4A patent/CN103216251B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1415188A (en) * | 1971-12-10 | 1975-11-26 | Alacchi G | Advanceable roof-supporting device for mining galleries |
| CN201221373Y (en) * | 2008-07-09 | 2009-04-15 | 山西东华机械有限公司 | Beam lifting apparatus for coal mine laneway hydraulic support |
| CN202215272U (en) * | 2011-08-04 | 2012-05-09 | 郑州四维机电设备制造有限公司 | Support beam assembly used for circulating self-moving forepoling hydraulic support |
| CN202745906U (en) * | 2012-07-18 | 2013-02-20 | 沈阳天安矿山机械科技有限公司 | Circulatory advancing forepoling |
| CN203223238U (en) * | 2013-05-06 | 2013-10-02 | 辽宁天安矿山科技有限公司 | Mechanical arm for moving racks in roadway |
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| Publication number | Publication date |
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| CN103216251A (en) | 2013-07-24 |
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Address after: 113122 Liaoning Province, Fushun City Binhe Road Economic Development Zone No. 15 Applicant after: Liaoning Tian'an Technology Co., Ltd. Address before: 113122 Liaoning Province, Fushun City Binhe Road Economic Development Zone No. 15 Applicant before: Liaoning Tian'an Mining Technology Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: LIAONING TIAN'AN MINING TECHNOLOGY CO., LTD. TO: LIAONING TIAN'AN TECHNOLOGY CO., LTD. |
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Effective date of registration: 20201120 Address after: No.15 Binhe Road, Shenfu New District, Shenyang, Liaoning Province 110000 Patentee after: Shenyang Tian'an special robot Co.,Ltd. Address before: 113122 Binhe Road, Fushun Economic Development Zone, Liaoning 15, China Patentee before: LIAONING TIANAN TECHNOLOGY Co.,Ltd. |
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