CN103015276A - Host machine of track-laying machine improved based on replacement structure, and assembly method thereof - Google Patents
Host machine of track-laying machine improved based on replacement structure, and assembly method thereof Download PDFInfo
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- CN103015276A CN103015276A CN2013100038964A CN201310003896A CN103015276A CN 103015276 A CN103015276 A CN 103015276A CN 2013100038964 A CN2013100038964 A CN 2013100038964A CN 201310003896 A CN201310003896 A CN 201310003896A CN 103015276 A CN103015276 A CN 103015276A
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000010276 construction Methods 0.000 claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims description 40
- 239000003638 chemical reducing agent Substances 0.000 claims description 17
- 238000006073 displacement reaction Methods 0.000 claims description 16
- 230000008878 coupling Effects 0.000 claims description 14
- 238000010168 coupling process Methods 0.000 claims description 14
- 238000005859 coupling reaction Methods 0.000 claims description 14
- 230000001050 lubricating effect Effects 0.000 claims description 5
- 238000005303 weighing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
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- 239000002699 waste material Substances 0.000 description 1
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Abstract
The invention belongs to the technical field of subway track-laying engineering machinery, and particularly relates to a host machine of a track-laying machine improved based on a replacement structure, and an assembly method thereof. The assembly method for the host machine of the track-laying machine comprises the following steps: step (1), a boom of the track-laying machine is connected with a first rigid portal and a second rigid portal; step (2), a guide sleeve type left framework and a guide sleeve type right framework are assembled on the boom, and the gaps between four guide sleeves of the guide sleeve type left framework and the guide sleeve type right framework and a sill beam are consistent; step (3), after the guide sleeves are assembled, a guide column type upper cross beam is assembled; step (4), upper cross beam guide columns and upper cross beam guide column lengthening sections are assembled through fastening blots; and step (5), when the upper cross beam guide columns are assembled with an upper cross beam hoist and sheave block sill beam, the connected parts of two ends are positioned in the same horizontal plane. The span of the track-laying machine is adjusted by adopting the motor screw driving principle, meanwhile, the electric hoists originally installed at two ends of the vertical beam are installed above the vertical beam, so that the demands of different spans in the subway construction are met, the potential safety hazard during the span adjusting process of the assembly type track-laying machine is reduced, the adjustment time is saved, and the labor intensity of workers is reduced.
Description
[technical field]
The invention belongs to subway lay a railway track technical field of engineering machinery, specifically a kind of track-laying machine main frame and assembly method thereof of utilizing motor screw mechanism the construction spacing of track-laying machine to be carried out Adjustment of displacement.
[background technology]
In subway is laid a railway track work progress at present, used track-laying machine top rail adopts assembled structure, its span size can only be adjusted in 3.8m, 3.55m, 3.1m, 2.85m, 2.6m, 1.508m, during each the adjustment, need dismantle behind the connecting assembly of top rail and crossbeam, adjust respectively again the mechanism out of shape of both sides, again assembly unit.
Such as the disclosed a kind of railway erecting-paving machine of domestic patent CN201933411U, comprise horn, davit, hanging beam overhead crane, hanger rail row dolly, car body, joist dolly, bogie; Horn adopts the first segmented plug-in mounting structure that links to each other, be interval with successively from left to right three davits of vertical distribution on it, below the horn of davit left side, be interval with hanger rail row dolly, hanging beam overhead crane, be provided with car body at other two sub-bottom levels of davit, car body is provided with the joist dolly, be respectively equipped with bogie on the dolly, but the lateral length of said structure implementation structure is flexible, but its segmented inserting slot construction still belongs to splicing structure, when above-mentioned splicing structure span is adjusted at when operating in the similar confined space of subway tunnel, both dangerous, waste time and energy again.For above-mentioned situation, adopt both safety of motor screw stretch mode, convenient and swift again.
[summary of the invention]
The object of the invention is to solve the limitation problem that pin-connected panel track-laying machine top rail span size exists, a kind of demand that satisfies track-laying machine different spans in subway work is provided, potential safety hazard when reducing former pin-connected panel track-laying machine adjustment span, save the adjustment time, reduce a kind of novel track-laying machine of workman's labour intensity.
For achieving the above object, design a kind of relevant improved track-laying machine main frame of displacement structure, comprise horn, hanger rail row shoulder pole, the first and second rigid door trestle structures, vehicle sections, the main frame tackling system, traction system and guide rail send-back system, oscillating arm mechanisms, power and electrical system form, the first and second horns that it is characterized in that this main frame are supported on the first and second rigid door trestle structures, two ends, the described first and second horn top rail guide pillar left and right sides are respectively equipped with top rail guide pillar extension, outside at top rail guide pillar extension is provided with guide sleeve structure, be provided with crossbeam cucurbit walking mechanism between described the first horn and the second horn top rail guide pillar, by this structural pulley base crossbeam, fixed pulley, dowel, carry out length travel along crossbeam guide pillar extension, the left and right sides of described the first and second horn top rail extensions is provided with left and right sides frame construction, be provided with guide pin bushing guide colume type lateral displacement mechanism between left and right sides frame construction and the crossbeam cucurbit walking mechanism support, described lateral displacement mechanism is made of four traversing bearings, described four traversing bearings be arranged between left frame structure and the crossbeam cucurbit walking mechanism support and the correct frame structure equidistant uniformly-spaced parallel with the upper-lower position between the crossbeam cucurbit walking mechanism support.
Top rail guide pillar and top rail guide pillar extension adopt fastening bolt.
Top rail and top rail cucurbit be in same level after the pulley base bottom girder is connected.
Traversing bearing links together by being provided with drive motors, cycloidal planetary gear speed reducer, shaft coupling, bearing support and traversing leading screw in the guide pin bushing.
Drive motors, cycloidal planetary gear speed reducer, shaft coupling, bearing support and traversing leading screw are in same level.
Described a kind of relevant improved track-laying machine main frame of displacement structure is characterized in that bearing support adopts thrust ball bearing, and an end of traversing leading screw inserts bearing, on the bearing and be provided with straight and push down lubricating cup.
The assembly method of this track-laying machine main frame is characterized in that this assembly method comprises that lay a railway track assembly method and transverse-moving mechanism assembly method are,
The described assembly method of laying a railway track may further comprise the steps:
(1) assembling track-laying machine horn is connected with the first and second rigidity door frames;
(2) at horn assembling guiding sleeve type left and right sides framework, framework four guide pin bushings in the left and right sides are consistent with the gap of bottom girder;
(3) guide pin bushing assembling complete after, begin to assemble the guide pillar type top rail;
(4) in top rail guide pillar and top rail guide pillar extension when assembling, must fastening bolt;
When (5) top rail guide pillar and top rail cucurbit and pulley base bottom girder are assembled, note being in same level after two ends connect;
The assembly method of described transverse-moving mechanism is:
(1) aims at the pin-and-hole at transverse-moving mechanism two ends, and fix with the perforate pin;
(2) assembling motor on traversing bearing, 4 drive motors of assembling are on same level;
(3) after the drive motors assembling is finished, continue the assembling cycloidal planetary gear speed reducer, note making drive motors, shaft coupling, cycloidal planetary gear speed reducer at the same level line;
(4) transverse-moving mechanism leading screw and top rail assembling, after the assembling so that leading screw, cycloidal planetary gear speed reducer, shaft coupling, drive motors in same level, level and left-right deviation are controlled in the positive and negative 1mm, and the guide pin bushing guide pillar is normally mobile after guaranteeing to drive, without catching phenomenon.
The track-laying machine structure that obtains through above-mentioned assemble method can realize that span changes, and the design formulas of its variation is: L 〉=(gauge after former gauge-change) ÷ 2 ÷ (wheel tread width-rail width) * track-laying machine door frame wheelspan.
The present invention compared with prior art, adopt the motor screw transmission principle to carry out the adjustment of track-laying machine span, simultaneously being placed in directly over electric block on the vertical beam of two ends is retrofitted in, can satisfy the demand of track-laying machine different spans in subway work, potential safety hazard when reducing former pin-connected panel track-laying machine adjustment span, save the adjustment time, reduce workman's labour intensity.
[description of drawings]
Fig. 1 is track-laying machine front view of the present invention;
Fig. 2 is track-laying machine top view of the present invention;
21. guide pin bushing 22. guide pillar type top rails 23. transverse-moving mechanism assemblies 24. section of track shoulder pole assemblies 25. guide pin bushing bearing pins
26. cottor pin 27. hangers
Fig. 3 (a) is transverse-moving mechanism top view of the present invention;
31. traversing bearing 32. shaft couplings 33. bearing supports 34. traversing leading screw 35. traversing screw 36. traversing guide sleeves;
Fig. 3 (b) is the local enlarged diagram of transverse-moving mechanism of the present invention;
37. drive motors 38. cycloidal planetary gear speed reducers 39. first bolts 310. first nuts 311. first bullet pads 312. second bolts 313. second nuts 314. second bullet pads 315. general flat keys 316. round nuts 317. thrust ball bearings 318. straights are pushed down lubricating cup;
Fig. 4 (a) is guide pillar type top rail top view of the present invention;
41. top rail guide pillar extension 42. top rail guide pillars, 43. top rail cucurbits and pulley seat beam 44. fixed pulley groups 45. alignment pins 46. the 3rd bolt 47. the 3rd nut 48. the 3rd bullet pad 49. the 4th bolt;
Fig. 4 (b) is guide pillar type top rail structure for amplifying schematic diagram of the present invention;
Fig. 5 is guide sleeve structure schematic diagram of the present invention;
54. stiffening plate 55. gussets 1 56. gussets 2;
Fig. 6 is guide pin bushing A-A structural representation of the present invention;
Fig. 7 is guide pin bushing lateral view of the present invention;
51. cover plate 52. negatives 53. webs.
[specific embodiment]
For making purpose of the present invention, principle and structure more cheer and bright, now be further elaborated in conjunction with the drawings and the specific embodiments, believe for a person skilled in the art and can realize.
Main technical schemes of the present invention is to adopt the motor screw transmission principle to carry out the adjustment of track-laying machine span, and being placed in directly over electric block on the vertical beam of two ends is retrofitted in, the realization of technique scheme specifies with the following example simultaneously:
Embodiment
The track-laying machine that the present embodiment is applied to is comprised of guide pin bushing, transverse-moving mechanism assembly and guide pillar type top rail three parts, successively its structure is described:
Guide pin bushing is shown in Fig. 5,6,7, mainly formed by cover plate 51, base plate 52, web 53, stiffening plate 54, gusset 55,56, described guide pin bushing is the hollow rectangular structure of unfilled corner, described cuboid is up-narrow and down-wide structure, cover plate 51 is positioned at the top of cuboid, base plate 52 is positioned at the bottom of cuboid, and web 53 is positioned at cavity inside and the vertical base plate 52 of cuboid to be placed, and the side of guide pin bushing also is provided with gusset 55,56.
The transverse-moving mechanism assembly is mainly pushed down lubricating cup 318 and is formed by traversing bearing 31, shaft coupling 32, bearing support 33, traversing leading screw 34, traversing screw 35, traversing guide sleeve 36, drive motors 37, cycloidal planetary gear speed reducer 38, the first bolt 39, the first nut 310, the first bullet pad 311, the second bolt 312, the second nut 313, bullet pad 314, general flat key 315, round nut 316, thrust ball bearing 317, straight shown in Fig. 3 (a), Fig. 3 (b); Traversing bearing 31 links together by being provided with drive motors 37, cycloidal planetary gear speed reducer 38, shaft coupling 32, bearing support 33 and traversing leading screw 34 in the guide pin bushing, and drive motors 37, cycloidal planetary gear speed reducer 38, shaft coupling 32, bearing support 33 are in same level with traversing leading screw 34; Bearing support 33 adopts thrust ball bearings, and an end of traversing leading screw 34 inserts bearing, on the bearing and be provided with straight and push down lubricating cup 318.
The guide pillar type top rail mainly is comprised of top rail guide pillar 42, top rail guide pillar extension 41, top rail cucurbit and pulley base crossbeam 43, fixed pulley group 45, alignment pin 46, the 3rd bolt 46, the 3rd nut 47, the 3rd bullet pad 48, the 4th bolt 49 shown in Fig. 4 (a), Fig. 4 (b); Top rail guide pillar 42 adopts fastening bolts with top rail guide pillar extension 41, top rail and top rail cucurbit be in same level after pulley base bottom girder 43 is connected.
Above-mentioned parts are assembled at first respectively, assemble, used method step comprises lay a railway track assembly method and transverse-moving mechanism assembly method:
The described assembly method of laying a railway track may further comprise the steps:
(1) assembling track-laying machine horn is connected with the first and second rigidity door frames;
(2) at horn assembling guiding sleeve type left and right sides framework, framework four guide pin bushings 21 in the left and right sides are consistent with the gap of bottom girder;
(3) guide pin bushing 21 assembling complete after, begin to assemble guide pillar type top rail 22;
Must fastening bolt when (4) top rail guide pillar 42 is with 41 assembling of top rail guide pillar extension;
When (5) top rail guide pillar 42 is with top rail cucurbit and 43 assembling of pulley base bottom girder, note being in same level after two ends connect;
The assembly method of described transverse-moving mechanism is:
(1) aims at the pin-and-hole at transverse-moving mechanism two ends, and fix with the perforate pin;
(2) assembling motor 37 on traversing bearing 31,4 drive motors 37 of assembling are on same level;
(3) after drive motors 37 assemblings are finished, continue assembling cycloidal planetary gear speed reducer 38, note making drive motors 37, shaft coupling 32, cycloidal planetary gear speed reducer 38 at the same level line;
(4) transverse-moving mechanism leading screw 34 and top rail 22 assemblings, after the assembling so that leading screw 34, cycloidal planetary gear speed reducer 38, shaft coupling 32, drive motors 37 in same level, level and left-right deviation are controlled in the positive and negative 1mm, and the guide pin bushing guide pillar is normally mobile after guaranteeing to drive, without catching phenomenon.
Through above-mentioned two steps assembling, namely obtain track-laying machine, its overall structure such as Fig. 1, shown in Figure 2, comprise horn, hanger rail row shoulder pole 24, the first and second rigid door trestle structures, vehicle sections, the main frame tackling system, traction system and guide rail send-back system, oscillating arm mechanisms, hydraulic system, power and electrical system form, the first and second horns that it is characterized in that this main frame are supported on the first and second rigid door trestle structures, two ends, the described first and second horn top rail guide pillar left and right sides are respectively equipped with top rail guide pillar extension, outside at top rail guide pillar extension is provided with guide sleeve structure, be provided with crossbeam cucurbit walking mechanism between described the first horn and the second horn top rail guide pillar, by this structural pulley base crossbeam, fixed pulley, dowel, carry out length travel along crossbeam guide pillar extension, the left and right sides of described the first and second horn top rail extensions is provided with left and right sides frame construction, be provided with guide pin bushing guide colume type lateral displacement mechanism between left and right sides frame construction and the crossbeam cucurbit walking mechanism support, described lateral displacement mechanism is made of four traversing bearings, described four traversing bearings be arranged between left frame structure and the crossbeam cucurbit walking mechanism support and the correct frame structure equidistant uniformly-spaced parallel with the upper-lower position between the crossbeam cucurbit walking mechanism support.
The track-laying machine of the present invention's design has been applied in Suzhou subway Line 1 track 13 marks, the track-laying machine wheel tread width that uses is 100mm, the rail width is 51mm, track-laying machine door frame wheelspan is 2.2m, be 3.6m at the former gauge of in-cavity construction, gauge becomes 3.1m when passing by platform, then spreads to become the gauge length computation:
÷ 2 ÷ (100-51) X2200=11200mm=11.2m of L 〉=(3600-3100) has namely prolonged 9m.
Claims (7)
1. improved track-laying machine main frame of relevant displacement structure, comprise horn, hanger rail row shoulder pole, the first and second rigid door trestle structures, vehicle sections, the main frame tackling system, traction system and guide rail send-back system, oscillating arm mechanisms, power and electrical system form, the first and second horns that it is characterized in that this main frame are supported on the first and second rigid door trestle structures, two ends, the described first and second horn top rail guide pillar left and right sides are respectively equipped with top rail guide pillar extension, outside at top rail guide pillar extension is provided with guide sleeve structure, be provided with crossbeam cucurbit walking mechanism between described the first horn and the second horn top rail guide pillar, by this structural pulley base crossbeam, fixed pulley, dowel, carry out length travel along crossbeam guide pillar extension, the left and right sides of described the first and second horn top rail extensions is provided with left and right sides frame construction, be provided with guide pin bushing guide colume type lateral displacement mechanism between left and right sides frame construction and the crossbeam cucurbit walking mechanism support, described lateral displacement mechanism is made of four traversing bearings, described four traversing bearings be arranged between left frame structure and the crossbeam cucurbit walking mechanism support and the correct frame structure equidistant uniformly-spaced parallel with the upper-lower position between the crossbeam cucurbit walking mechanism support.
2. a kind of about the improved track-laying machine main frame of displacement structure as claimed in claim 1, it is characterized in that top rail guide pillar and top rail guide pillar extension adopt fastening bolt.
3. a kind of relevant improved track-laying machine main frame of displacement structure as claimed in claim 1 is in same level after it is characterized in that top rail and top rail cucurbit and the pulley base bottom girder being connected.
4. a kind of about the improved track-laying machine main frame of displacement structure as claimed in claim 1, it is characterized in that traversing bearing links together by being provided with drive motors, cycloidal planetary gear speed reducer, shaft coupling, bearing support and traversing leading screw in the guide pin bushing.
5. a kind of about the improved track-laying machine main frame of displacement structure as claimed in claim 1, it is characterized in that drive motors, cycloidal planetary gear speed reducer, shaft coupling, bearing support and traversing leading screw are in same level.
6. such as a kind of relevant improved track-laying machine main frame of displacement structure as described in claim 1 or 4, it is characterized in that bearing support adopts thrust ball bearing, an end of traversing leading screw inserts bearing, on the bearing and be provided with straight and push down lubricating cup.
7. one kind as weighing the assembly method of track-laying machine main frame as described in 1, it is characterized in that this assembly method comprises that lay a railway track assembly method and transverse-moving mechanism assembly method are,
The described assembly method of laying a railway track may further comprise the steps:
(1) assembling track-laying machine horn is connected with the first and second rigidity door frames;
(2) at horn assembling guiding sleeve type left and right sides framework, framework four guide pin bushings in the left and right sides are consistent with the gap of bottom girder;
(3) guide pin bushing assembling complete after, begin to assemble the guide pillar type top rail;
(4) in top rail guide pillar and top rail guide pillar extension when assembling, must fastening bolt;
When (5) top rail guide pillar and top rail cucurbit and pulley base bottom girder are assembled, note being in same level after two ends connect;
The assembly method of described transverse-moving mechanism is:
(1) aims at the pin-and-hole at transverse-moving mechanism two ends, and fix with the perforate pin;
(2) assembling motor on traversing bearing, 4 drive motors of assembling are on same level;
(3) after the drive motors assembling is finished, continue the assembling cycloidal planetary gear speed reducer, note making drive motors, shaft coupling, cycloidal planetary gear speed reducer at the same level line;
(4) transverse-moving mechanism leading screw and top rail assembling, after the assembling so that leading screw, cycloidal planetary gear speed reducer, shaft coupling, drive motors in same level, level and left-right deviation are controlled in the positive and negative 1mm, and the guide pin bushing guide pillar is normally mobile after guaranteeing to drive, without catching phenomenon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310003896.4A CN103015276B (en) | 2013-01-06 | 2013-01-06 | Host machine of track-laying machine improved based on replacement structure, and assembly method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310003896.4A CN103015276B (en) | 2013-01-06 | 2013-01-06 | Host machine of track-laying machine improved based on replacement structure, and assembly method thereof |
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| CN103015276A true CN103015276A (en) | 2013-04-03 |
| CN103015276B CN103015276B (en) | 2015-02-18 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103835195A (en) * | 2014-02-26 | 2014-06-04 | 中铁上海工程局有限公司 | Rail layer low-position jacking and rapid transversely-moving span changing device and method |
| CN103938508A (en) * | 2014-02-26 | 2014-07-23 | 中铁上海工程局集团有限公司 | Complete machine long-distance transport, loading and unloading device and method of track laying machine |
| CN107651573A (en) * | 2017-09-25 | 2018-02-02 | 河南东起机械有限公司 | A kind of track is laid a railway track special purpose crane tool |
| CN109487646A (en) * | 2016-10-18 | 2019-03-19 | 中铁上海工程局集团有限公司 | Shield section and platform section running track traveling process become automatically across method |
| CN113146132A (en) * | 2021-05-22 | 2021-07-23 | 沈阳天通电气有限公司 | Double-swing-arm equidistant positioning device for welding finned radiator reinforcing ribs |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103835195A (en) * | 2014-02-26 | 2014-06-04 | 中铁上海工程局有限公司 | Rail layer low-position jacking and rapid transversely-moving span changing device and method |
| CN103938508A (en) * | 2014-02-26 | 2014-07-23 | 中铁上海工程局集团有限公司 | Complete machine long-distance transport, loading and unloading device and method of track laying machine |
| CN103835195B (en) * | 2014-02-26 | 2016-01-20 | 中铁上海工程局集团有限公司 | Cross-device and the method for the quick traversing change of a kind of track-laying machine low level jacking |
| CN109487646A (en) * | 2016-10-18 | 2019-03-19 | 中铁上海工程局集团有限公司 | Shield section and platform section running track traveling process become automatically across method |
| CN109487647A (en) * | 2016-10-18 | 2019-03-19 | 中铁上海工程局集团有限公司 | Track-laying machine main track and shield section running track traveling process become automatically across method |
| CN107651573A (en) * | 2017-09-25 | 2018-02-02 | 河南东起机械有限公司 | A kind of track is laid a railway track special purpose crane tool |
| CN113146132A (en) * | 2021-05-22 | 2021-07-23 | 沈阳天通电气有限公司 | Double-swing-arm equidistant positioning device for welding finned radiator reinforcing ribs |
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|---|---|
| CN103015276B (en) | 2015-02-18 |
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