CN106584049A - Stepping beam type heating furnace oblique rail installing precision control method - Google Patents
Stepping beam type heating furnace oblique rail installing precision control method Download PDFInfo
- Publication number
- CN106584049A CN106584049A CN201610964555.7A CN201610964555A CN106584049A CN 106584049 A CN106584049 A CN 106584049A CN 201610964555 A CN201610964555 A CN 201610964555A CN 106584049 A CN106584049 A CN 106584049A
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- Prior art keywords
- installing
- module
- absolute altitude
- installation
- inclined rail
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
- B23P19/002—Article feeders for assembling machines orientating the articles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Abstract
The invention discloses a stepping beam type heating furnace oblique rail installing precision control method. An installing module is utilized for assisting fine adjustment of an oblique rail base, elevation and levelness precision of the oblique rail base is controlled and detected, the installing module is of a stereo structure with the inclination angle the same as that of the oblique rail base and the cross section of a right trapezoid shape, the installing module is provided with three to five locating pins, and the locating pins are arranged on the end portion and the two sides of the installing module. According to the method, with the help of the auxiliary installing module, installing precision is improved, and an ideal installing work face is provided for installing upper equipment. The installing sequence is definite, location is precise, and the problem of delay and rework is avoided. By means of the installing method, the installing quality of the oblique rail base can be effectively ensured, the ideal traveling work face is provided for future smooth running of mechanical rolling wheels of the furnace bottom, and then it is ensured that the billet off-tracking amount is controlled within the range of the standard requirement.
Description
Technical field
The invention belongs to heating furnace mechanical equipment installation technical field, relates in particular to a kind of walking beam heating furnace oblique
Rail installation accuracy control method.
Background technology
Steel billet in walking beam heating furnace is in from charging end to discharge end course of conveying, it may occur that sideslip.Run
Divide horizontal sideslip and longitudinal sideslip partially, the former refers to that steel billet occurs lateral displacement along stove cross direction, and the latter refers to steel billet along furnace superintendent direction
The deflection of generation, had both been no longer normal to stove centrage.Steel billet running deviation value is that the main quantization of walking-beam furnace installation quality examination refers to
One of mark.Because excessive horizontal running deviation value can cause steel billet to encounter furnace wall, excessive longitudinal running deviation value can invar base it is crooked and
Impact is normally come out of the stove.In numerous factors for causing steel billet sideslip, the installation accuracy of heating furnace inclined rail seat is to ensure that walking machinery
The primary basis of stable operation and steel billet not sideslip.
Heating furnace inclined rail seat is the main supporting part of heating furnace, and ramp carries lifting, translational frame, walking beam and incites somebody to action
Steel billet weight during producing, also determine the running orbit of roller, and the installation accuracy of ramp is walking machinery kinematic accuracy
Basic assurance.The absolute altitude of all ramps, gradient all must be consistent in installation, can otherwise cause left and right in upper frame lifting process
Wave.Inclined rail seat conventional installation methods are due to being unable to the vertically and horizontally levelness of precise control inclined rail seat and the absolute altitude of inclined rail seat, pole
The installation deviation easily caused between inclined rail seat is overproof, and then affects integral installation quality, when causing furnace bottom machine to lift steel billet operation
There is the overproof phenomenon of running deviation value.
The content of the invention
In order to solve problems of the prior art, the invention provides a kind of walking beam heating furnace ramp installs essence
Degree control method, solves the problems, such as that walking beam heating furnace ramp installation accuracy is poor in prior art.
For achieving the above object, the technical scheme taken of the present invention is：
A kind of walking beam heating furnace ramp installation accuracy control method, using module auxiliary inclined rail seat accurate adjustment is installed, controls
System and detection inclined rail seat absolute altitude and levelness precision, the installation module is identical with inclined rail seat inclination angle, section is right-angled trapezium
Stereochemical structure, module is installed and is provided with 3-5 alignment pin, the alignment pin is arranged at installs module ends and both sides.
Inclined rail seat accurate adjustment should be according to first positioning, then absolute altitude, and finally adjusting the order of levelness is carried out, and specifically includes following step
Suddenly：
(1) position：Inclined rail seat adopts conventional method location and installation；
(2) absolute altitude：According to relative position, the size of installing module and ramp, the absolute altitude of module upper surface is calculated, as
Inclined rail seat installs relative elevation, and by the installation parallels or adjustment bolt under adjustment inclined rail seat base plate absolute altitude is precisely adjusted；
(3) levelness is adjusted：By module is installed, heart position in the module is still needed to when mounted and is determined at one to install inspection
Location, all of absolute altitude, position degree detecting instrument will be placed on the position readings, using the forward and reverse setting of frame level,
Weighted calculation levelness deviation, makes inclined rail seat levelness reach code requirement installation by the method for fastening foundation bolt nut
Precision.
The positioning needs one-time-reach-place, and absolute altitude, levelness need repetition to reach installation requirement precision at least 2 times.
Absolute altitude is scheduled on plus tolerance by the step (2) in first time adjustment inclined rail seat absolute altitude.
Because indium steel ruler has temperature deformation little, the characteristics of carry blade vertical detection device, the step (2) can be with profit
Avoided with the measurement of indium steel ruler due to the error in reading that general measure Sopwith staff places out of plumb, temperature deformation is produced greatly, profit
With second grade leveling instrument, micrometer caliper absolute altitude is read carefully and thoroughly to 0.1mm.
The invention has the beneficial effects as follows：
(1) by auxiliary installation module, installation accuracy is improved, installs for top equipment and preferable installment work face is provided；
(2) install order clearly, accurate positioning, it is to avoid the problem delayed work, do over again；
(3) inclined rail seat installation quality can effectively ensure that by this installation method, is furnace bottom machine roller even running in future
Preferable walking work surface is provided, and then ensures that steel billet running deviation value is controlled in the range of code requirement.
Description of the drawings
Fig. 1 is installation accuracy control method implementation result figure of the present invention；
Wherein：1- positioning reference planes；2- inclined rail seats；3- alignment pins；4- installs module；5- ramps inclination angle；6- ramps.
Specific embodiment
Describe the present invention with reference to the accompanying drawings and detailed description.
Walking beam heating furnace ramp installation accuracy control method of the present invention is comprised the following steps：
1st, inclined rail seat 2 adopts conventional method installation in place, according to heating furnace input and output material roller-way centrage, stove centrage etc.
Control line location and installation inclined rail seat 2, using ribbon, Steel Ruler, inside micrometer adjustment inclined rail seat 2 position.
2nd, after inclined rail seat 2 is positioned, inclined rail seat absolute altitude, position degree work need to precisely be adjusted.Inclined rail seat installation accuracy control
Deviation processed is as follows：Rail level vertical equity degree deviation 0.06mm/m；Transverse horizontal degree deviation 0.04mm/m；Absolute altitude deviation ± 0.5mm；
Position degree deviation ± 1mm.For ease of control, the every installation limit deviation value of detection inclined rail seat, supporting special installation module 4 is needed
As installation detection platform.
3rd, the installation site of module 4 is installed and sees Fig. 1, upper and lower two machined surfaces of installation form should be gone through using before coarse
Degree, should be less than the roughness in ramp face.According to module 4 and relative position, the size of ramp 6, the mark of module upper surface is calculated
Height, as inclined rail seat 2 relative elevation is installed.Due to installing the upper surface level of module 4, using indium steel ruler common Sopwith staff can be replaced
Avoid the error in reading produced due to ruler for reading out of plumb.Absolute altitude can be read carefully and thoroughly using second grade leveling instrument, micrometer caliper extremely
0.1mm, precisely adjusts absolute altitude, it is ensured that bed rearrangement heating furnace list by the installation parallels or adjustment bolt under adjustment inclined rail seat base plate
The installed height mark difference control of set inclined rail seat between rail chair in relative elevation ± 0.2～0.3mm, greatly reduces installation in ± 0.15mm
Deviation, can to greatest extent ensure installation accuracy.
4th, for comparing inclined rail seat absolute altitude, the vertically and horizontally levelness required precision of inclined rail seat is higher, adjusts more difficult, such as
Fruit cannot not complete the accurate adjustment work of levelness at all by installation module.By module is installed, still need to when mounted in module
Center is determined at one to install detecting position.All of absolute altitude, position degree detecting instrument will be placed on the position readings.Profit
It is 0.02mm/m with accuracy of reading, length is the forward and reverse setting of frame level of 300mm, and weighted calculation levelness deviation is led to
The method for crossing fastening anchor bolt nut reaches code requirement installation accuracy reaching inclined rail seat levelness.
5th, inclined rail seat accurate adjustment should be according to first positioning, then absolute altitude, and finally adjusting the order of levelness is carried out.Positioning needs once
In place, and absolute altitude, levelness need to repeat to can be only achieved installation requirement precision at least 2 times.To avoid the occurrence of due to adjustment level
Spend and cause the overproof situation of absolute altitude, need for absolute altitude to be scheduled on plus tolerance in first time adjustment inclined rail seat absolute altitude, so connecing
When the Level-adjusting clamp nut for getting off is finely tuned, just it is avoided that and make that inclined rail seat absolute altitude is reduced due to fastening foundation bolt, goes out
Existing negative common difference and overproof situation appearance.
6th, inclined rail seat is installed by way of the above-mentioned module by installation, it is ensured that installation accuracy, ensures to greatest extent
Installation quality.
Above by reference to drawings and Examples, the present invention is schematically described, the description is not restricted.This area
Common construction technical staff be understood that in actual applications, the set-up mode of each part may occur certain in the present invention
It is a little to change, and other staff are likely to make similar Design under its enlightenment.It is pointed out that without departing from the present invention's
Design aim, all obvious changes and its similar Design, are all contained within protection scope of the present invention.
Claims (5)
1. a kind of walking beam heating furnace ramp installation accuracy control method, it is characterised in that using installing module auxiliary ramp
Seat accurate adjustment, control and detection inclined rail seat absolute altitude and levelness precision, the installation module is identical with inclined rail seat inclination angle, section is
The stereochemical structure of right-angled trapezium, installs module and is provided with 3-5 alignment pin, and the alignment pin is arranged at installation module ends and two
Side.
2. walking beam heating furnace ramp installation accuracy control method according to claim 1, it is characterised in that inclined rail seat essence
Adjusting should be according to first positioning, then absolute altitude, and finally adjusting the order of levelness is carried out, and specifically includes following steps：
(1) position：Inclined rail seat adopts conventional method location and installation；
(2) absolute altitude：According to relative position, the size of installing module and ramp, the absolute altitude of module upper surface is calculated, as ramp
Seat installs relative elevation, and by the installation parallels or adjustment bolt under adjustment inclined rail seat base plate absolute altitude is precisely adjusted；
(3) levelness is adjusted：By module is installed, heart position in the module is still needed to when mounted and is determined at one to install detection
Position, all of absolute altitude, position degree detecting instrument will be placed on the position readings, using the forward and reverse setting of frame level, plus
Power calculated level degree deviation, is made inclined rail seat levelness reach code requirement by the method for fastening foundation bolt nut and installs essence
Degree.
3. walking beam heating furnace ramp installation accuracy control method according to claim 1, it is characterised in that the positioning
One-time-reach-place is needed, and absolute altitude, levelness need repetition to reach installation requirement precision at least 2 times.
4. walking beam heating furnace ramp installation accuracy control method according to claim 1, it is characterised in that the step
(2) absolute altitude is scheduled on into plus tolerance in first time adjustment inclined rail seat absolute altitude.
5. walking beam heating furnace ramp installation accuracy control method according to claim 1, it is characterised in that the step
(2) avoid being missed due to the reading that general measure Sopwith staff places out of plumb, temperature deformation is produced greatly using the measurement of indium steel ruler
Difference, absolute altitude is read carefully and thoroughly to 0.1mm using second grade leveling instrument, micrometer caliper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610964555.7A CN106584049A (en) | 2016-11-04 | 2016-11-04 | Stepping beam type heating furnace oblique rail installing precision control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610964555.7A CN106584049A (en) | 2016-11-04 | 2016-11-04 | Stepping beam type heating furnace oblique rail installing precision control method |
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| Publication Number | Publication Date |
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| CN106584049A true CN106584049A (en) | 2017-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610964555.7A Pending CN106584049A (en) | 2016-11-04 | 2016-11-04 | Stepping beam type heating furnace oblique rail installing precision control method |
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Cited By (3)
| 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 |
| CN111412810A (en) * | 2020-03-20 | 2020-07-14 | 上海二十冶建设有限公司 | Method for improving installation precision of tundish car track by using self-made gauge block |
| CN112658035A (en) * | 2020-11-30 | 2021-04-16 | 中国十九冶集团有限公司 | Positioning and aligning method for rolling mill base plate and frame |
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| CN201532104U (en) * | 2009-11-19 | 2010-07-21 | 北京京诚凤凰工业炉工程技术有限公司 | Ramp mounting module |
| CN101885146A (en) * | 2009-05-13 | 2010-11-17 | 中国北车集团大同电力机车有限责任公司 | Assembling and welding process of inclined rail seat of stepping type heating furnace |
| CN103290203A (en) * | 2013-06-25 | 2013-09-11 | 上海嘉德环境能源科技有限公司 | Large section steel billet girder type heating furnace bottom stepping device |
| CN103486853A (en) * | 2013-09-26 | 2014-01-01 | 中国十九冶集团有限公司 | Installation method of walking beam type heating furnace stepping device |
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2016
- 2016-11-04 CN CN201610964555.7A patent/CN106584049A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101885146A (en) * | 2009-05-13 | 2010-11-17 | 中国北车集团大同电力机车有限责任公司 | Assembling and welding process of inclined rail seat of stepping type heating furnace |
| CN201532104U (en) * | 2009-11-19 | 2010-07-21 | 北京京诚凤凰工业炉工程技术有限公司 | Ramp mounting module |
| CN103290203A (en) * | 2013-06-25 | 2013-09-11 | 上海嘉德环境能源科技有限公司 | Large section steel billet girder type heating furnace bottom stepping device |
| CN103486853A (en) * | 2013-09-26 | 2014-01-01 | 中国十九冶集团有限公司 | Installation method of walking beam type heating furnace stepping device |
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Cited By (3)
| 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 |
| CN111412810A (en) * | 2020-03-20 | 2020-07-14 | 上海二十冶建设有限公司 | Method for improving installation precision of tundish car track by using self-made gauge block |
| CN112658035A (en) * | 2020-11-30 | 2021-04-16 | 中国十九冶集团有限公司 | Positioning and aligning method for rolling mill base plate and frame |
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Application publication date: 20170426 |