CN106929628A - The installation method of converter oxygen gun horizontal rail - Google Patents
The installation method of converter oxygen gun horizontal rail Download PDFInfo
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- CN106929628A CN106929628A CN201710252136.5A CN201710252136A CN106929628A CN 106929628 A CN106929628 A CN 106929628A CN 201710252136 A CN201710252136 A CN 201710252136A CN 106929628 A CN106929628 A CN 106929628A
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/4606—Lances or injectors
- C21C5/462—Means for handling, e.g. adjusting, changing, coupling
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- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
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Abstract
The present invention is a kind of installation method of converter oxygen gun horizontal rail, belong to the installation method of pneumatic steelmaking equipment, it is characterized in that vertical with the theory of the upper side rails of mobile and horizontal beam, transverse center and upper surface absolute altitude are foundation, control upside guide pass, front side rail face it is vertical, transverse center and absolute altitude, by mobile and horizontal beam upper surface absolute altitude and the pre- allowance of the longitudinal center position of mobile and horizontal beam, by the fine setting of pad, solve the welding deformation deviation caused after mobile and horizontal beam is fixed with steel-making high-rise steel structure oxygen rifle platform welding, side rails and front side rail is vertical in realization, transverse center, the control of elevation location precision, the vertical of beam and rear side rail of getting on the right track is carried out again, transverse center, elevation location precision controlling, its construction procedure is：First, the installation of mobile and horizontal beam, two, the installation of upper side rails, three, the installation of front side rail, four, upper rail beam, the installation of rear side rail, reduce construction cost, it is ensured that construction speed.
Description
Technical field
The invention belongs to the installation method of pneumatic steelmaking equipment, more particularly, to a kind of installation method of converter oxygen gun track.
Background technology
The core apparatus of converter oxygen gun equipment --- oxygen rifle transverse-moving trolley is cantilever-designed structure, and it passes through converter oxygen gun
Horizontal rail, realizes that, to its Gravity support and stable guiding, the horizontal rail of converter oxygen gun is the base of oxygen lance positioning
Standard, the horizontal rail of converter oxygen gun includes upper side rails, front side rail and rear side rail；The installation accuracy of the horizontal rail is direct
Influence oxygen lance in working position, the concentricity of oxygen gun body and flue oxygen rifle mouthful and the upper and lower fortune of oxygen lance lifting bogie
The control of dynamic precision, because oxygen rifle transverse-moving trolley is supported and motion guide by horizontal rail, and horizontal rail is seated in and has installed
Steel-making high-rise steel structure oxygen rifle platform beam on, the installation accuracy of oxygen rifle horizontal rail position again with upper and lower parts equipment
It is interrelated, meanwhile, the installation of oxygen rifle horizontal rail belongs to high-altitude and faces side operation again, and equipment and personnel are susceptible to during installation
Potential safety hazard, directly governs the construction speed of engineering.
At present, on the installation method of converter oxygen gun horizontal rail, the Patent design of similar title is retrieved；Such as China
" installation method of track beam of oxygen lance for steel-making converter " that State Patent Office's on June 16th, 2010 announces, publication No. CN101736118A,
But it mainly introduces track beam of oxygen lance anti-deformation welding position control method, has no the narration of the installation accuracy control of track.
The content of the invention
The technical problems to be solved by the invention are to propose a kind of installation method of converter oxygen gun horizontal rail, improve and install
Precision and efficiency of construction, reduce potential safety hazard, reduce construction cost, it is ensured that construction speed.
To achieve the above object, a kind of installation method of converter oxygen gun horizontal rail, it is characterized in that：The converter oxygen gun level
The installation method of track, as foundation, is controlled with the absolute altitude of the theoretical vertical, horizontal center of the upper side rails of mobile and horizontal beam and upper surface
System upside guide pass, the vertical, horizontal center in front side rail face and absolute altitude, by the absolute altitude and mobile water of mobile and horizontal beam upper surface
The pre- allowance of the longitudinal center position of flat-topped ridge, by the fine setting of pad, solves mobile and horizontal beam and mounted steel-making Tall Steel
The welding deformation deviation that structure oxygen rifle platform welding is caused after fixing, in realization in the vertical, horizontal of side rails and front side rail
The control of the heart and elevation location precision, then above side rails vertical, horizontal center and upper side rails upper horizontal plane absolute altitude
It is foundation, carries out the control at the vertical, horizontal center and elevation location precision of upper rail beam and rear side rail, meets oxygen rifle and set
Dynamic and positioning the technical need of received shipment, makes up the non-finishing of steel construction and makes the size that workpiece is formed in installation, welding process
Deviation effects.
The installation method of converter oxygen gun horizontal rail proposed by the invention, the installation of the horizontal rail includes mobile and horizontal
The installation of beam, upper side rails, front side rail, upper rail beam and rear side rail, its construction procedure is：First, the peace of mobile and horizontal beam
Dress；2nd, the installation of upper side rails；3rd, the installation of front side rail；4th, upper rail beam, the installation of rear side rail；
Wherein：
First, the installation of mobile and horizontal beam：
1), according to the center for having installed flue oxygen rifle mouthful in place, design document gross data is pressed using precision theodolite,
Mobile and horizontal beam and vertical, horizontal center, the absolute altitude of upper rail beam are delivered to mounted steel-making high-rise steel structure oxygen rifle platform
On, in this, as the benchmark of mobile and horizontal beam, upper side rails, front side rail, upper rail beam and rear side rail installing space position.
2), according to vertical, horizontal center and absolute altitude benchmark on oxygen rifle steel structure platform has been delivered, right angle Steel Ruler is used
Longitudinal center, the position of transverse center of mobile and horizontal beam are adjusted, the deviation of transverse center is controlled in ± 0.5mm, then made
The precision of the absolute altitude of the upper surface of mobile and horizontal beam is determined with precision level, mobile and horizontal beam upper surface mark is high-precision partially
Difference is controlled in the range of 0.5mm smaller than design load；The side skew backwards of the deviation of longitudinal center, the control of this deviation are existed
In the range of 1mm smaller than design load, and make mobile and horizontal beam in the front side rail rear preceding surface position with theoretical front side rail in place
Control is put in the range of the longitudinal bias of ± 0.5mm, after meeting data above, mobile and horizontal beam positioning is completed, in mobile and horizontal
Beam is also needed to carry out repetition measurement to the flatness of upper side rails and front side rail before installing, and the deviation control of this flatness is existed
Just installed within 0.5mm, the deviation of such as flatness is overproof, it is necessary to the tune at overproof position is carried out using general method
It is whole, until deviation control is within 0.5mm.
3), after mobile and horizontal beam is in place, in the bottom of this mobile and horizontal beam and mounted steel-making high-rise steel structure oxygen
The beam at rifle contact with platform position two ends it is front and rear everywhere, the weld seam of each symmetrical spot welding 20mm length, and steel-making high-rise steel structure
The projection control line of the front and rear lateral attitude of the preceding mobile horizontal beam of weldering is indicated on oxygen rifle platform, then projecting control line with this is
The control benchmark of mobile and horizontal beam welding deformation, using the different position in front and rear both sides of two welding personnels in mobile and horizontal beam
The welding for moving horizontal beam is put, when there is deformation, is welded in its plane of symmetry, control to move by way of reversible deformation
The welding deformation value of dynamic horizontal beam meets design requirement.
2nd, the installation of upper side rails：
The arrangement spacing of the fixed rail pressing device according to upper side rails on the upper surface of mobile and horizontal beam, on repetition measurement goes out respectively
The elevation data of the upper surface of side rails and mobile and horizontal beam, the upper side rails gone out according to repetition measurement and the upper surface of mobile and horizontal beam
Between absolute altitude measured value and design load deviation data, pad is added between the upper surface of upper side rails and mobile and horizontal beam
Plate, the thickness of this backing plate can be 0.1mm or 0.2mm, and the absolute altitude deviation of upper side rails is controlled less than design deviation value
In the range of 1.0mm, while making the flatness deviation value of side rails meet the requirement of 0.5/1000mm, described backing plate can be
Rectangle, the width of described backing plate is identical with the width of the lower surface of upper side rails, and the length of backing plate is 150mm, and backing plate is pressed
Length direction according to mobile and horizontal beam is set, and to increase the Area of bearing between backing plate and upper side rails, setting completed to treat backing plate
Afterwards, the fixation of upper side rails is completed using the fixed form of the upper side rails of former design code.
3rd, the installation of front side rail：
On the basis of the longitudinal centre line of above side rails, with front side rail on the leading flank of mobile and horizontal beam by fixed
Spacing is control data, and the spacing deviation value between the preceding surface of repetition measurement front side rail and the longitudinal centre line of upper side rails is adopted
With the adjustment mode same with the deviation of upper side rails, pad is added between front side rail and the preceding surface of mobile and horizontal beam
Plate, the thickness of this backing plate can be 0.1mm or 0.2mm, by between the preceding surface of front side rail and the longitudinal centre line of upper side rails
Spacing deviation value control in the range of 1.0mm, while the deviation of the surface smoothness of front side rail is controlled 0.5/
1000mm, the absolute altitude of the upper horizontal plane of above side rails is foundation, by the control of the deviation of the center absolute altitude of front side rail ±
0.5mm, then, the fixation of front side rail is completed using the front side rail fixed form of former design code.
4th, upper rail beam, the installation of rear side rail：
1), according to delivered steel-making high-rise steel structure oxygen rifle platform on vertical, horizontal center and absolute altitude benchmark, using
Line pendant is carried additionally in the center of upper rail beam, carries out the adjustment of the vertical, horizontal center of upper rail beam, reuses precision level
It is determined that the absolute altitude precision of the horizontal plane center of upper rail beam, by the control of this absolute altitude deviation in 0.5mm scopes smaller than design load
It is interior, by the deviation side facing forward skew of the longitudinal center of the beam that gets on the right track, by longitudinal center's deviation control of the beam that gets on the right track than
In the range of the small 1mm of design load, then will upper rail beam both ends and mounted steel-making Tall Steel knot by design document regulation
Structure oxygen rifle platform is welded and fixed.
2), as measurement point, repetition measurement goes out the rear surface of rear side rail to constant spacing again with rear side rail on upper rail beam
And the spacing deviation value between the longitudinal centre line of upper side rails, using as upper side rails deviation adjusting mode, in rear side
Backing plate is added between the rear surface of guide rail and upper rail beam, the thickness of this backing plate can be 0.1mm or 0.2mm, after rear side rail
Spacing between the longitudinal centre line of surface and upper side rails is adjusted in the range of ± 0.5mm with the difference of design spacing, will
The deviation of rear side rail flatness is adjusted within 0.5/1000mm, then uses the fixation side of the rear side rail of design code
Formula, an entirety is fixedly mounted into by rear side rail with upper rail beam.
The core apparatus of converter oxygen gun equipment --- oxygen rifle transverse-moving trolley is led by upper side rails, front side rail and rear side
Rail, realizes to its Gravity support and stable guiding, the installation accuracy of horizontal rail ensure that the normal of oxygen rifle transverse-moving trolley
Work, improves production efficiency.
The installation method of converter oxygen gun horizontal rail proposed by the invention, improves installation accuracy and efficiency of construction, subtracts
Potential safety hazard is lacked, has reduced construction cost, it is ensured that construction speed.
The installation method of converter oxygen gun horizontal rail proposed by the invention is done further in conjunction with drawings and Examples
Description.
Brief description of the drawings
Fig. 1 is the schematic front view of the installation method middle orbit arrangement of converter oxygen gun horizontal rail proposed by the invention.
Fig. 2 is the left view schematic diagram of Fig. 1.
Fig. 3 is that the arrangement schematic diagram of the equipment after oxygen rifle transverse-moving trolley is added in Fig. 2.
In Fig. 1, Fig. 2, Fig. 3：1st, mobile and horizontal beam 2, upper side rails 3, front side rail 4, upper rail beam 5, rear side are led
Rail 6, flue oxygen rifle mouth 7, backing plate 8, longitudinal centre line 9, oxygen rifle transverse-moving trolley
Specific embodiment (embodiment)
In Guangdong 300t steelmaking converter projects, installed using converter oxygen gun horizontal rail installation method proposed by the present invention
Oxygen lance.
Project overview, converter oxygen gun horizontal rail is arranged at converter across steel structure platform 48m high, and mobile and horizontal track is long
14700mm, the spacing at the center of rear side rail to the center of upside guide rail upper surface is 3435mm, and the center of upper side rails is to preceding
The spacing on the preceding surface of side rails is 515mm, and net weight amount is about 11.8t.
As illustrated, the installation of converter oxygen gun horizontal rail proposed by the invention, including mobile and horizontal beam 1, upside is led
The installation of rail 2, front side rail 3, upper rail beam 4 and rear side rail 5.
Its construction procedure is：
The installation of step one, mobile and horizontal beam：(as shown in Figure 2)
1), according to the center for having installed flue oxygen rifle mouthful 6 in place, design document theoretical value is pressed using precision theodolite
According to by mobile and horizontal beam 1 and vertical, horizontal center, the absolute altitude of upper rail beam 4, mounted steel-making high-rise steel structure is arrived in dispensing
On oxygen rifle platform, in this, as the installation of mobile and horizontal beam 1, upper side rails 2, front side rail 3, upper rail beam 4 and rear side rail 5
The benchmark of locus.
2), according to vertical, horizontal center and absolute altitude benchmark on oxygen rifle steel structure platform has been delivered, right angle Steel Ruler is used
The longitudinal centre line 8 (also known as vertical center line) of adjustment mobile and horizontal beam 1 and the position of transverse center, by the deviation of transverse center
Value control reuses the absolute altitude precision that precision level determines the upper surface of mobile and horizontal beam 1, by mobile and horizontal in ± 0.5mm
The high-precision deviation of mark of the upper surface of beam 1 is controlled in the range of 0.5mm smaller than design load；By the deviation of longitudinal centre line 8
Side skew backwards, by the control of this deviation in the range of 1mm smaller than design load, and makes mobile and horizontal beam 1 in place in front side rail 3
It is mobile after meeting data above afterwards with the control of the front face location of theoretical front side rail 3 in the range of the longitudinal bias of ± 0.5mm
The positioning of horizontal beam 1 is completed, and also needs to answer the flatness of upper side rails 2 and front side rail 3 before mobile and horizontal beam 1 is installed
Survey, the deviation control of this flatness is just installed within 0.5mm, the deviation of such as flatness is overproof, it is necessary to use
General method carries out the adjustment at overproof position, until deviation control is within 0.5mm.
3), after mobile and horizontal beam 1 is in place, in the bottom of mobile and horizontal beam 1 and mounted steel-making high-rise steel structure oxygen
The beam at rifle contact with platform position two ends it is front and rear everywhere, the weld seam of each symmetrical spot welding 20mm length, and steel-making high-rise steel structure
The projection control line of the front and rear lateral attitude of the preceding mobile horizontal beam 1 of weldering is indicated on oxygen rifle platform, control line is then projected with this
It is the control benchmark of the welding deformation of mobile and horizontal beam 1, the left and right sides for being in mobile and horizontal beam 1 using two welding personnels is different
Position move the welding of horizontal beam 1, when there is deformation, welded in its plane of symmetry, by way of reversible deformation
The welding deformation value of control mobile and horizontal beam 1 meets design requirement.
The installation of step 2, upper side rails：(as shown in Figure 1 and Figure 2)
The arrangement spacing of the fixed rail pressing device by upper side rails 2 on the upper surface of mobile and horizontal beam 1, on repetition measurement goes out respectively
The elevation data of the upper surface of side rails 2 and mobile and horizontal beam 1, it is upper with mobile and horizontal beam 1 according to the upper side rails 2 that repetition measurement goes out
The measured value of absolute altitude and the deviation data of design load, add between the upper surface of upper side rails 2 and mobile and horizontal beam 1 between surface
If backing plate 7, the thickness of this backing plate 7 can be 0.1mm or 0.2mm, by the absolute altitude deviation control of upper side rails 2 inclined less than design
In the range of difference 1.0mm, meanwhile, the flatness deviation value of side rails 2 is met the requirement of 0.5/1000mm, described pad
Plate 7 can be rectangle, and the width of described backing plate is identical with the width of the lower surface of upper side rails 2, and the length of backing plate 7 is
150mm, backing plate 7 is set according to the length direction of mobile and horizontal beam 1, to increase backing plate 7 with the direct supporting surface of upper side rails 2
Product, treats backing plate 7 after setting completed, and the fixation of upper side rails 2 is completed using the fixed form of the upper side rails 2 of former design code.
The installation of step 3, front side rail：(as shown in Figure 2)
On the basis of the longitudinal centre line 8 of above side rails 2, consolidated on the leading flank of mobile and horizontal beam 1 with front side rail 3
Fixed spacing is control data, and the spacing between the preceding surface of repetition measurement front side rail 3 and the longitudinal centre line 8 of upper side rails 2 is inclined
Difference (compared with spacing is designed), using the adjustment mode same with the deviation of upper side rails 2, in front side rail 3 and movement
Backing plate 7 is added between the preceding surface of horizontal beam 1, the thickness of this backing plate 7 can be 0.1mm or 0.2mm, by the preceding table of front side rail 3
Spacing deviation value between the longitudinal centre line 8 of face and upper side rails 2 is controlled in the range of 1.0mm, while by front side rail 3
Surface smoothness deviation control in 0.5/1000mm, the absolute altitude of the upper horizontal plane of above side rails 2 is foundation, by front side
The deviation of the center absolute altitude of guide rail 3 is controlled in ± 0.5mm, then, using the fixed form of the front side rail 3 of former design code
Complete the fixation of front side rail 3.
Step 4, upper rail beam, the installation of rear side rail：(as shown in Figure 1, Figure 2, Figure 3 shows)
1), according to delivered steel-making high-rise steel structure oxygen rifle platform on vertical, horizontal center and absolute altitude benchmark, using
Line pendant is carried additionally in the center of upper rail beam 4, carries out the adjustment of the vertical, horizontal center of upper rail beam 4, reuses Levelling
Instrument determines the precision of the horizontal plane center absolute altitude of upper rail beam 4, by the deviation control of this absolute altitude smaller than design deviation value
In the range of 0.5mm；By the side skew facing forward of longitudinal center's deviation of the beam 4 that gets on the right track, by the longitudinal center's deviation of beam 4 that gets on the right track
Value control in the range of 1mm smaller than design load, then by design document specify by upper rail beam 4 both ends with it is mounted
Beam on steel-making high-rise steel structure oxygen rifle platform is welded and fixed.
2), as measurement point, repetition measurement goes out the rear table of rear side rail 5 to constant spacing again with rear side rail 5 on upper rail beam 4
Face between the longitudinal centre line 8 of upper side rails 2 spacing deviation (with design spacing compared with), using with the deviation of upper side rails 2
Adjustment mode is the same, and backing plate 7 is added between the rear surface of rear side rail 5 and upper rail beam 4, and the thickness of this backing plate 7 can be
0.1mm or 0.2mm, by the spacing between the rear surface of rear side rail 5 and the longitudinal centre line 8 of upper side rails 2 and design spacing
Difference be adjusted in the range of ± 0.5mm, the deviation of the flatness of rear side rail 5 is adjusted within 0.5/1000mm,
The fixed form of the rear side rail 5 of design code is used again, and rear side rail 5 is fixedly mounted into an entirety with upper rail beam 4.
The core apparatus of converter oxygen gun equipment --- oxygen rifle transverse-moving trolley 9 is by upper side rails 2, front side rail 3 and rear side
Guide rail 5, realizes to its Gravity support and stable guiding, the installation accuracy of horizontal rail ensure that oxygen rifle transverse-moving trolley 9
Normal work, improves production efficiency.
Claims (3)
1. a kind of installation method of converter oxygen gun horizontal rail, it is characterized in that：The installation method of the converter oxygen gun horizontal rail with
The theoretical vertical, horizontal center of the upper side rails of mobile and horizontal beam and the absolute altitude of upper surface are foundation, control upside guide pass, front side
The vertical, horizontal center of guide pass and absolute altitude, absolute altitude and the longitudinal center position of mobile and horizontal beam by mobile and horizontal beam upper surface
The pre- allowance put, by the fine setting of pad, solves mobile and horizontal beam with mounted steel-making high-rise steel structure oxygen rifle platform welding
The welding deformation deviation caused after fixation, the vertical, horizontal center and elevation location essence of side rails and front side rail in realization
The control of degree, then the absolute altitude of upper horizontal plane at the vertical, horizontal center and upper side rails of above side rails is foundation, is got on the right track
The control at the vertical, horizontal center and elevation location precision of beam and rear side rail, meets the skill of oxygen lance motion and positioning
Art demand, makes up the non-finishing of steel construction and makes the dimensional discrepancy influence that workpiece is formed in installation, welding process；
The installation of the converter oxygen gun horizontal rail includes mobile and horizontal beam (1), upper side rails (2), front side rail (3), upper rail
The installation of beam (4) and rear side rail (5), its construction procedure is：First, the installation of mobile and horizontal beam；2nd, the installation of upper side rails；
3rd, the installation of front side rail；4th, upper rail beam, the installation of rear side rail；
Wherein：
First, the installation of mobile and horizontal beam：
1), according to the center for having installed flue oxygen rifle mouthful (6) in place, design document gross data is pressed using precision theodolite,
Mobile and horizontal beam (1) and vertical, horizontal center, the absolute altitude of upper rail beam (4) are delivered to mounted steel-making high-rise steel structure
On oxygen rifle platform, led in this, as mobile and horizontal beam (1), upper side rails (2), front side rail (3), upper rail beam (4) and rear side
The benchmark of the installing space position of rail (5)；
2), according to vertical, horizontal center and absolute altitude benchmark on oxygen rifle steel structure platform has been delivered, adjusted using right angle Steel Ruler
The longitudinal centre line (8) of mobile and horizontal beam (1) and the position of transverse center, the deviation of transverse center is controlled in ± 0.5mm,
The absolute altitude precision that precision level determines the upper surface of mobile and horizontal beam (1) is reused, by mobile and horizontal beam (1) upper surface absolute altitude
The deviation of precision is controlled in the range of 0.5mm smaller than design load, by the side skew backwards of the deviation of longitudinal centre line (8),
By the control of this deviation in the range of 1mm smaller than design load, and make mobile and horizontal beam (1) after front side rail (3) is in place with
The position control on the preceding surface of theoretical front side rail (3) in the range of the longitudinal bias of ± 0.5mm, after meeting data above, the shifting
Dynamic horizontal beam (1) positioning is completed, and is also needed before mobile and horizontal beam (1) installation to the smooth of upper side rails (2) and front side rail (3)
Degree carries out repetition measurement, and the deviation control of the flatness is just installed within 0.5mm, and the deviation of such as flatness is overproof, must
The adjustment at overproof position must be carried out using general method, until the deviation of flatness is controlled within 0.5mm；
3), after mobile and horizontal beam (1) is in place, in the bottom of this mobile and horizontal beam (1) and mounted steel-making high-rise steel structure
The beam at oxygen rifle contact with platform position two ends it is front and rear everywhere, the weld seam of each symmetrical spot welding 20mm length, and steel-making Tall Steel knot
The projection control line of the front and rear lateral attitude of the preceding mobile horizontal beam (1) of weldering is indicated on structure oxygen rifle platform, control is then projected with this
Line processed is the control benchmark of mobile and horizontal beam (1) welding deformation, and the left and right of mobile and horizontal beam (1) is in using two welding personnels
The different position in both sides moves the welding of horizontal beam (1), when there is deformation, is welded in its plane of symmetry, by anti-
The mode of deformation controls the welding deformation value of mobile and horizontal beam (1) to meet design requirement；
2nd, the installation of upper side rails：
According to the arrangement spacing of fixed rail pressing device of the upper side rails (2) on the upper surface of mobile and horizontal beam (1), repetition measurement goes out respectively
The elevation data of the upper surface of upper side rails (2) and mobile and horizontal beam (1), according to upper side rails (2) and mobile water that repetition measurement goes out
The deviation data of the measured value of absolute altitude and design load between the upper surface of flat-topped ridge (1), in upper side rails (2) and mobile and horizontal beam
(1) backing plate (7) is added between upper surface, the absolute altitude deviation of upper side rails (2) is controlled less than design deviation value 1.0mm
In the range of, meanwhile, the flatness deviation value of side rails (2) is met the requirement of 0.5/1000mm, described backing plate (7)
Width is identical with the width of the lower surface of upper side rails (2), and the length of backing plate (7) is 150mm, and backing plate (7) is according to mobile and horizontal
The length direction of beam (1) is set, and to increase the Area of bearing between backing plate (7) and upper side rails (2), treats that backing plate (7) sets up
Bi Hou, the fixation of upper side rails (2) is completed using the fixed form of the upper side rails (2) of former design code；
3rd, the installation of front side rail：
On the basis of the longitudinal centre line (8) of above side rails (2), with front side rail (3) on the leading flank of mobile and horizontal beam (1)
By fixed spacing be control data, the preceding surface of repetition measurement front side rail (3) and the longitudinal centre line (8) of upper side rails (2) it
Between design spacing deviation, using the adjustment mode same with the deviation of upper side rails (2), front side rail (3) with
Backing plate (7) is added between the preceding surface of mobile and horizontal beam (1), by the longitudinal direction of the preceding surface of front side rail (3) and upper side rails (2)
Spacing deviation value between center line (8) is controlled in the range of 1.0mm, while by the surface smoothness of front side rail (3)
Deviation is controlled in 0.5/1000mm, and the absolute altitude of the upper horizontal plane of above side rails (2) is foundation, by front side rail (3)
The deviation of heart absolute altitude is controlled in ± 0.5mm, then, before being completed using the fixed form of the front side rail (3) of former design code
The fixation of side rails (3)；
4th, upper rail beam, the installation of rear side rail：
1), according to the vertical, horizontal center and absolute altitude benchmark delivered on steel-making high-rise steel structure oxygen rifle platform, using in upper rail
Line pendant is carried additionally in the center of road beam (4), carries out the adjustment of the vertical, horizontal center of upper rail beam (4), reuses Levelling
Instrument determines the precision of the horizontal plane center absolute altitude of upper rail beam (4), and the deviation of this absolute altitude is controlled smaller than design load
In the range of 0.5mm, by the side skew facing forward of longitudinal center's deviation of the beam (4) that gets on the right track, by the longitudinal center of beam (4) of getting on the right track
Deviation control in the range of 1mm smaller than design load, then by design document regulation will upper rail beam (4) both ends with pacified
The beam of the steel-making high-rise steel structure oxygen rifle platform of dress is welded and fixed；
2), constant spacing again with rear side rail (5) on upper rail beam (4) is as measurement point, after repetition measurement goes out rear side rail (5)
Spacing deviation between surface and the longitudinal centre line (8) of upper side rails (2), using with upper side rails (2) deviation adjusting mode
Equally, backing plate (7) is added between the rear surface of rear side rail (5) and upper rail beam (4), by the rear surface of rear side rail (5)
And the spacing between the longitudinal centre line (8) of upper side rails (2) is adjusted in the range of ± 0.5mm with the difference of design spacing, will
The deviation of the flatness of rear side rail (5) is adjusted within 0.5/1000mm, then using the rear side rail (5) of design code
Fixed form, an entirety is fixedly mounted into by rear side rail (5) with upper rail beam (4).
2. the installation method of converter oxygen gun horizontal rail according to claim 1, it is characterised in that the thickness of this backing plate (7)
It is 0.1mm or 0.2mm.
3. the installation method of converter oxygen gun horizontal rail according to claim 1, it is characterised in that described backing plate (7) is
Rectangle.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710252136.5A CN106929628B (en) | 2017-04-18 | 2017-04-18 | The installation method of converter oxygen gun horizontal rail |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710252136.5A CN106929628B (en) | 2017-04-18 | 2017-04-18 | The installation method of converter oxygen gun horizontal rail |
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| CN106929628A true CN106929628A (en) | 2017-07-07 |
| CN106929628B CN106929628B (en) | 2018-10-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108799705A (en) * | 2017-04-28 | 2018-11-13 | 中国二十冶集团有限公司 | Profiled rail method of adjustment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101736118A (en) * | 2008-11-18 | 2010-06-16 | 中冶天工建设有限公司 | Installation method of track beam of oxygen lance for steel-making converter |
| CN105755204A (en) * | 2016-04-13 | 2016-07-13 | 中国十七冶集团有限公司 | Mounting method of converter oxygen lance equipment |
| CN105803154A (en) * | 2016-04-13 | 2016-07-27 | 中国十七冶集团有限公司 | Assembling method for fixing guide rail of steel-making oxygen lance |
-
2017
- 2017-04-18 CN CN201710252136.5A patent/CN106929628B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101736118A (en) * | 2008-11-18 | 2010-06-16 | 中冶天工建设有限公司 | Installation method of track beam of oxygen lance for steel-making converter |
| CN105755204A (en) * | 2016-04-13 | 2016-07-13 | 中国十七冶集团有限公司 | Mounting method of converter oxygen lance equipment |
| CN105803154A (en) * | 2016-04-13 | 2016-07-27 | 中国十七冶集团有限公司 | Assembling method for fixing guide rail of steel-making oxygen lance |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108799705A (en) * | 2017-04-28 | 2018-11-13 | 中国二十冶集团有限公司 | Profiled rail method of adjustment |
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| CN106929628B (en) | 2018-10-02 |
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