CN103861878A - Installing method for rolling mill looping car tracks - Google Patents
Installing method for rolling mill looping car tracks Download PDFInfo
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- CN103861878A CN103861878A CN201210540071.1A CN201210540071A CN103861878A CN 103861878 A CN103861878 A CN 103861878A CN 201210540071 A CN201210540071 A CN 201210540071A CN 103861878 A CN103861878 A CN 103861878A
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- looping car
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- milling train
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Abstract
Provided is an installing method for rolling mill looping car tracks. Two rolling mill looping car tracks are divided into a plurality of sections and formed by splicing the sections. The tracks are high in rigidity and are fixed by track press plate bolts in the whole length direction, a rolling mill looping car operates on the two tracks, one of the two tracks is installed on an operation central line of a rolling mill unit looping car and used as a standard track (on the rolling mill operation side), the other track is a non-standard track (on the rolling mill transmission side), and the parallelism, perpendicularity and levelness of the two tracks are determined according to the standard track. The method is characterized by including the following steps of a, installing of the standard track; b, installing of the non-standard track; c, installing of buffers at two ends of the tracks. The installing method solves the problem that adjusting is difficulty due to the fact that the tracks are too long and has the advantage that the tracks can be installed safely, conveniently and fast.
Description
Technical field
The present invention relates to a kind of track, specifically, is a kind of installation method of milling train looping car track.
Background technology
Known milling train looping car track length reaches 111.8m, in order to guarantee that rail safety uses, need to carry out smart school to track linearity, difference of height, levelness etc. and carry out self check, specially inspection in conjunction with design document and standard.When installation, the absolute altitude to whole track, levelness, span are adjusted piecemeal, and whole installation process wastes time and energy.
Therefore known milling train looping car pwoer track installing method exists above-mentioned all inconvenience and problem.
Summary of the invention
Object of the present invention, is to propose a kind of safe, installation method of milling train looping car track easily and efficiently.
For achieving the above object, technical solution of the present invention is:
A kind of installation method of milling train looping car track, two milling train looping car tracks are divided into some sections and are spliced, the rigidity of track own is larger, and on track overall length, all use rail pressing plate bolt to fix, milling train looping car moves on two tracks, described two tracks are first installed a track as benchmark track (milling train fore side) using milling train unit looping car Operation Centre line, the non-benchmark track of another root (milling train transmission side) the is looked for two tracks depth of parallelism according to benchmark track, perpendicularity and levelness, is characterized in that comprising the following steps:
A, benchmark track are installed
(1) according to milling train unit looping car Operation Centre line, at parallel border of benchmark track arranged outside, make span that distance between milling train unit looping car Operation Centre line and parallel border two lines equals edge in two tracks divided by 2, then add the rail top face width of 1.5 times;
(2) the aspect ratio rail top face < 5mm of parallel border; Length≤the 20m of parallel border, to reduce its amount of deflection;
(3) provide a spirit level, measure rail top face absolute altitude, on benchmark track, establish a measurement point every 1～1.5m;
(4) provide a straight steel ruler, described straight steel ruler range is 200mm, measures the size between parallel border and track outer edge with straight steel ruler, looks for longitudinal center position and the linearity of track;
B, non-benchmark track are installed
(1) provide a sample bar, the spacing of two tracks of its length >, the below of one end of described sample bar is welded long 300mm Dang Slotted admittedly, and the below of the other end is welded a blend stop admittedly, the little 2mm of spacing of the block below sample bar and two tracks of gap ratio between the outside of blend stop;
(2) at the measurement centering point of benchmark track, put a long leveling ruler and take on non-benchmark track, on long leveling ruler, measure the levelness on the same section of two tracks with level meter;
(3) measure the spacing between sample pole spacing piece and non-benchmark track side with clearance gauge;
(4) other erection sequences of non-benchmark track are installed identical with method with benchmark track;
Buffer is installed at the two ends of c, track
Buffer is installed respectively at the two ends of described two tracks, and the line of end face is met and discussed perpendicular to track longitudinal centre line in the left and right of buffer.
The installation method of milling train looping car track of the present invention can also be further achieved by the following technical measures.
Aforesaid method, wherein said step a(3) in, the end face level measurement point on benchmark track will be selected in the place of track follower bolt.
Aforesaid method, wherein said step a(4) in, use the measurement point of long leveling ruler will be selected in the place of track follower bolt.
Aforesaid method, the spacing when measurement of wherein said two long leveling rulers is 1000～1500mm.
Adopt after technique scheme, the installation method of milling train looping car track of the present invention has the following advantages:
1, solved the problem that milling train unit looping car is difficult to adjust because track is long;
2, energy safety, convenient, carries out efficiently track installation.
Accompanying drawing explanation
Fig. 1 is the milling train looping car track scheme of installation of the embodiment of the present invention;
Fig. 2 is the A-A cutaway view in Fig. 1;
Fig. 3 is the B-B cutaway view in Fig. 1.
In figure: 1a benchmark track, the non-benchmark track of 1b, 2a the 1st long leveling ruler, 2b the 2nd long leveling ruler, 3a the 1st coil holder, 3b the 2nd coil holder, 4 parallel borders, 5 looping car Operation Centre lines, 6 sample bars, 7 blocks, 8 blend stops, 9 frame levels.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing thereof, the present invention is illustrated further.
Embodiment 1
Now refer to Fig. 1～Fig. 3, the milling train looping car track scheme of installation that Fig. 1 is the embodiment of the present invention, Fig. 2 is the A-A cutaway view in Fig. 1, Fig. 3 is the B-B cutaway view in Fig. 1.As shown in the figure, described two tracks are first installed a track as benchmark track 1a(milling train fore side using milling train unit looping car Operation Centre line), the non-benchmark track 1b(of another root milling train transmission side) depth of parallelism of looking for two tracks according to benchmark track, perpendicularity and levelness, is characterized in that comprising the following steps:
A, benchmark track 1a install
(1) according to milling train unit looping car Operation Centre line 5, at parallel border 4 of benchmark track arranged outside, make span that distance between milling train unit looping car Operation Centre line 5 and two lines of parallel border 4 equals edge in two tracks divided by 2, add again the rail top face width of 1.5 times, i.e. B=L ÷ 2+1.5G-1642mm in Fig. 1;
(2) the aspect ratio rail top face < 5mm of parallel border 4; The length 20m of parallel border, to reduce its amount of deflection;
(3) provide a spirit level 9 to measure rail top face absolute altitude, on benchmark track 1a, establish a measurement point every 1.5m;
(4) provide a straight steel ruler, described straight steel ruler range is 200mm, with the size between straight steel ruler measurement parallel border and track outer edge, the i.e. width of half tread (G/2), looks for longitudinal center position and the linearity of track; End face level measurement point on benchmark track will be selected in the place of track follower bolt.
B, non-benchmark track 1b install
(1) provide a sample bar, the spacing of two tracks of its length >, the below of one end of described sample bar is welded long 300mm Dang Slotted admittedly, and the below of the other end is welded a blend stop admittedly, the little 2mm of spacing of the block below sample bar and two tracks of outside gap ratio of blend stop;
(2) at the measurement centering point of benchmark track 1a, put two long leveling ruler 2a, 2b, and it is upper to take non-benchmark track 1b, measures the levelness on the same section of two tracks with level meter 9 on long leveling ruler; Spacing between the measurement point of wherein said two long leveling rulers is 1000mm, uses the measurement point of long leveling ruler will be selected in the place of track follower bolt.
(3) measure the spacing between sample pole spacing piece and non-benchmark track side with clearance gauge; It is the gap representing with X in Fig. 1.
(4) other erection sequences of non-benchmark track are installed identical with method with benchmark track.
Buffer is installed at the two ends of c, track
Buffer is installed respectively at the two ends of described two tracks, and the line of end face is met and discussed perpendicular to track longitudinal centre line in the left and right of buffer.
The present invention has substantive distinguishing features and significant technological progress, and the installation method of milling train looping car track of the present invention can safety, carry out track installation quickly and easily, reaches the installation accuracy of the listed kink track of table 1.
The installation accuracy of table 1 kink track
The installation method of milling train looping car track of the present invention uses in the cold rolling unit engineering of Zhejiang consonance 1450mm looping car track engineering, and effect is remarkable, through self check, specially inspection, available accuracy is installed and meets designing requirement, and milling train looping car hoisted in position normally moves.
Above embodiment is used for illustrative purposes only, but not limitation of the present invention, person skilled in the relevant technique, without departing from the spirit and scope of the present invention, can also make various conversion or variation.Therefore, all technical schemes that are equal to also should belong to category of the present invention, should be limited by each claim.
Claims (4)
1. the installation method of a milling train looping car track, two milling train looping car tracks are divided into some sections and are spliced, the rigidity of track own is larger, and on track overall length, all use rail pressing plate bolt to fix, milling train looping car moves on two tracks, and described two tracks are first installed a track as benchmark track using milling train unit looping car Operation Centre line, and the non-benchmark track of another root is looked for the depth of parallelism of two tracks according to benchmark track, perpendicularity and levelness, is characterized in that comprising the following steps:
A, benchmark track are installed
(1) according to milling train unit looping car Operation Centre line, at parallel border of benchmark track arranged outside, make span that distance between milling train unit looping car Operation Centre line and two lines of parallel border equals edge in two tracks divided by 2, then add the rail top face width of 1.5 times;
(2) the aspect ratio rail top face < 5mm of parallel border; Length≤the 20m of parallel border, to reduce its amount of deflection;
(3) provide a spirit level, measure rail top face absolute altitude, on benchmark track, establish a measurement point every 1～1.5m;
(4) provide a straight steel ruler, described straight steel ruler range is 200mm, measures the size between parallel border and track outer edge with straight steel ruler, looks for longitudinal center position and the linearity of track;
B, non-benchmark track are installed
(1) provide a sample bar, the spacing of two tracks of its length >, the below of one end of described sample bar is welded long 300mm Dang Slotted admittedly, and the below of the other end is welded a blend stop admittedly, the little 2mm of spacing of the block below sample bar and two tracks of gap ratio between the outside of blend stop;
(2) at the measurement centering point of benchmark track, put a long leveling ruler and take on non-benchmark track, on long leveling ruler, measure the levelness on the same section of two tracks with level meter;
(3) measure the spacing between sample pole spacing piece and non-benchmark track side with clearance gauge;
(4) other erection sequences of non-benchmark track are installed identical with method with benchmark track;
Buffer is installed at the two ends of c, track
Buffer is installed respectively at the two ends of described two tracks, and the line of end face is met and discussed perpendicular to track longitudinal centre line in the left and right of buffer.
2. the installation method of milling train looping car track as claimed in claim 1, is characterized in that, described step a(3) in, the end face level measurement point on benchmark track will be selected in the place of track follower bolt.
3. the installation method of milling train looping car track as claimed in claim 1, is characterized in that, described step a(4) in, use the measurement point of long leveling ruler will be selected in the place of track follower bolt.
4. the installation method of milling train looping car track as claimed in claim 1, is characterized in that, the spacing when measurement of described two long leveling rulers is 1000～1500mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210540071.1A CN103861878B (en) | 2012-12-14 | 2012-12-14 | A kind of installation method of milling train looping car track |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210540071.1A CN103861878B (en) | 2012-12-14 | 2012-12-14 | A kind of installation method of milling train looping car track |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103861878A true CN103861878A (en) | 2014-06-18 |
| CN103861878B CN103861878B (en) | 2016-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210540071.1A Active CN103861878B (en) | 2012-12-14 | 2012-12-14 | A kind of installation method of milling train looping car track |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109780969A (en) * | 2019-01-29 | 2019-05-21 | 中国五冶集团有限公司 | Measurement method when crane beam adjusts |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60148623A (en) * | 1984-01-14 | 1985-08-05 | Kawasaki Heavy Ind Ltd | Track changing equipment of metallic band body |
| DE102004042595A1 (en) * | 2004-09-03 | 2006-03-09 | Sms Demag Ag | Sheet strip storage system, for continuous operation of a rolling mill, has a trolley to hold the strip in loops riding on rails together with strip support trolleys which can be stacked together on the rails for parking |
| CN201534177U (en) * | 2009-08-25 | 2010-07-28 | 中冶赛迪工程技术股份有限公司 | Looping car |
| CN102101128A (en) * | 2011-01-31 | 2011-06-22 | 中冶赛迪工程技术股份有限公司 | Novel two-way controllable looping system |
| CN102764774A (en) * | 2012-07-12 | 2012-11-07 | 宜昌三峡全通涂镀板有限公司 | Loop trolley fixing device |
-
2012
- 2012-12-14 CN CN201210540071.1A patent/CN103861878B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60148623A (en) * | 1984-01-14 | 1985-08-05 | Kawasaki Heavy Ind Ltd | Track changing equipment of metallic band body |
| DE102004042595A1 (en) * | 2004-09-03 | 2006-03-09 | Sms Demag Ag | Sheet strip storage system, for continuous operation of a rolling mill, has a trolley to hold the strip in loops riding on rails together with strip support trolleys which can be stacked together on the rails for parking |
| CN201534177U (en) * | 2009-08-25 | 2010-07-28 | 中冶赛迪工程技术股份有限公司 | Looping car |
| CN102101128A (en) * | 2011-01-31 | 2011-06-22 | 中冶赛迪工程技术股份有限公司 | Novel two-way controllable looping system |
| CN102764774A (en) * | 2012-07-12 | 2012-11-07 | 宜昌三峡全通涂镀板有限公司 | Loop trolley fixing device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109780969A (en) * | 2019-01-29 | 2019-05-21 | 中国五冶集团有限公司 | Measurement method when crane beam adjusts |
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| CN103861878B (en) | 2016-12-07 |
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