CN106834643A - Roller hearth heat-treated furnace conveying roller installation accuracy control method - Google Patents
Roller hearth heat-treated furnace conveying roller installation accuracy control method Download PDFInfo
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- CN106834643A CN106834643A CN201611236001.1A CN201611236001A CN106834643A CN 106834643 A CN106834643 A CN 106834643A CN 201611236001 A CN201611236001 A CN 201611236001A CN 106834643 A CN106834643 A CN 106834643A
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- roller
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- installation
- adjustment
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Classifications
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0006—Details, accessories not peculiar to any of the following furnaces
- C21D9/0012—Rolls; Roll arrangements
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0056—Furnaces through which the charge is moved in a horizontal straight path
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
- F27B9/20—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace
- F27B9/24—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace being carried by a conveyor
- F27B9/2407—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace being carried by a conveyor the conveyor being constituted by rollers (roller hearth furnace)
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
- Tunnel Furnaces (AREA)
Abstract
The invention discloses a kind of roller hearth heat-treated furnace conveying roller installation accuracy control method, installed including roller-way assembling, lifting, whole benchmark roller-way accurate adjustment, the accurate adjustment of non-referenced roller-way, roller-way drive device, the step of roller-way entirety adjustment, the inventive method rationally sets reference roller, divides different installment work faces, with the every control accuracy index of installing of benchmark roller-way as foundation, this working face working roll precision is installed in adjustment, installation effectiveness is improve, accelerates installation rate, it is ensured that installation quality；And install order clearly, accurate positioning, it is to avoid the problem doing over again, delay work.Rationally by auxiliary mounting tools such as 5m steel leveling rulers, it is one group of integrated regulation to be capable of achieving several roller-ways to the inventive method, accelerates installation progress, while taking the progressive mode of superposition, it is ensured that alignment error is not overproof.
Description
Technical field
The present invention relates to heating furnace mechanical equipment installation field, and in particular to a kind of section bar roller hearth heat-treated furnace conveying roller
Installation accuracy control method.
Background technology
Furnace rolls road is the critical movements part of roller hearth heat-treated furnace.Furnace rolls road subjects the section bar of Technology for Heating Processing
Weight, also determine the running orbit of section bar, and the vertically and horizontally sideslip of section bar is thereby determined that.The installation accuracy in furnace rolls road is hot place
The basic assurance of stove kinematic accuracy is managed, so the installation quality of rollgang is extremely important in heat-treatment furnace.Due to general section bar
Heat-treatment furnace has the characteristics of stove effective length is long, and roller-way quantity is more, and conventional roller-way method is the mounting and adjusting by one end,
Pushed ahead successively by root roller-way.Final cumulative errors are easily caused in installation process excessive, several groups of end roller-way cannot disappear
Except excessive error, it has to which rework aspect occurs.
The content of the invention
In order to solve problems of the prior art, the present invention provides a kind of roller hearth heat-treated furnace conveying roller and installs essence
Degree control method, solves the problems, such as that conveying roller alignment error is big in the prior art, does over again.
To achieve the above object, the technical scheme taken of the present invention is：
A kind of roller hearth heat-treated furnace conveying roller installation accuracy control method, comprises the following steps：
(1) furnace roller assembling, lifting：According to installation reference line and bearing block for furnace roller apparent size, adjustment furnace roller bearing in place
Seat, firm banking is carried out after centering is levelling；Then furnace roller is carried out in place；
(2) accurate adjustment of benchmark roller-way is whole：Determine that reference for installation roller-way is gone forward side by side according to furnace length and furnace rolls road reasonable quantity
Row position degree, levelness, Pass line adjustment；
(3) non-referenced roller-way accurate adjustment：Benchmark roller-way carries out the location and installation of other rollers, absolute altitude control size and adjusts
It is whole；
(4) furnace roller drive device is installed, furnace roller entirety adjustment：After the adjustment confirmation of furnace roller precision is errorless, roller-way can be carried out
The adjustment of the in place and shaft coupling installation accuracy of driving motor；Water-cooled furnace roller swivel joint is after roller-way transmission motor adjustment terminates
Carry out.
The step (1) refers to since feed end, and the sub- drive end bearing base of furnace roller and fixed end bearing block are installed first,
Absolute altitude, levelness are controlled using optical level and frame level；Pretension foundation bolt after bearing block for furnace roller levelling capturing.
Step (2) the benchmark roller-way chooses point position at input and output material end and centre position three.
Step (2) the benchmark roller-way accurate adjustment is whole to be specially：Steel wire frame is welded in stove inner wall of end, is laid according to drawing
Heat-treatment furnace center line and driving side furnace roller diameter of axle auxiliary install steel wire, and first group of feed end roller-way longitudinal center line three peace
Dress control line；Theodolite is erected in heat-treatment furnace subcenter line extended line, after alignment stove center line A-A, rotate counterclockwise
90 ° can obtain control line B-B；A, a' are obtained using steel tape measurement control line and feed end roller-way distance between center line, feed end is finely tuned
Roller-way, it is ensured that a=a', can so ensure the roller-way longitudinal center line and heat-treatment furnace central axis, and furnace roller absolute altitude utilizes water
Quasi- instrument and Sopwith staff adjustment detection；Reference roller absolute altitude and position degree adjustment are finished, and end vertical top and horizontal position are driven in stove axle
Two pieces of dial gauges are installed, are turned clockwise 180 °, be somebody's turn to do by the way that the numerical value obtained in the reading weighted average of diverse location is detectable
Root furnace roller axially and radially shifting amount whether in the range of design requirement.
Step (3) the non-referenced roller-way accurate adjustment is specially：With reference roller as reference for installation, install successively two reference rollers it
Between furnace roller；Furnace roller spacing is measured using inside micrometer and positions its position, by calculating steel leveling ruler upper surface absolute altitude, obtains stove
One group of roller-way elevation difference can be accurately controlled in 0.2mm by roller installed height mark, the frame level by frame on leveling ruler, using 5m
Every group of steel leveling ruler only needs piece new furnace roller absolute altitude of measurement just can be so that remaining delay table is using top surface and steel on clearance gauge measurement furnace roller
The gap of leveling ruler, is capable of achieving elevation difference and controls in the range of 0.2mm；In installation process will diverse location take a sample test mounted roller with
Absolute altitude, position degree deviation between reference roller, deviation such as occur should disappear difference in time.
The beneficial effects of the invention are as follows：The inventive method rationally sets reference roller, different installment work faces is divided, with base
The every control accuracy index of installing of quasi- roller-way is foundation, and this working face working roll precision is installed in adjustment, improves installation effectiveness, plus
Fast installation rate, it is ensured that installation quality；And install order clearly, accurate positioning, it is to avoid the problem doing over again, delay work.
The inventive method is capable of achieving several furnace rollers for one group is integrally adjusted rationally by auxiliary mounting tools such as 5m steel leveling rulers
It is whole, accelerate installation progress, while taking the progressive mode of superposition, it is ensured that alignment error is not overproof.
Brief description of the drawings
Roller-way is chosen and measuring instrument bit selecting schematic diagram on the basis of Fig. 1；
Roller-way accurate adjustment and furnace roller spacing detection scheme of installation on the basis of Fig. 2；
Fig. 3 is that single group furnace roller is installed and detection installation tool pendulum position schematic diagram；
In figure：1- theodolites, 2- spirit levels, 3- horizon rules, 4- dial gauges, 5- inside micrometers, 6- reference rollers,
7- steel leveling rulers, 8- frame levels.
Specific embodiment
The present invention will be described in detail with reference to the accompanying drawings and detailed description.
The furnace roller system that roller hearth type heating furnace is used substantially constitutes and is：Furnace roller, roller-way transmission motor (band reductor), stove
The parts such as roll bearing seat, shaft coupling, water-cooled furnace roller swivel joint.According to installation reference line and bearing block for furnace roller apparent size, just
Position adjustment bearing block for furnace roller, firm banking is carried out after centering is levelling；Then furnace roller is carried out in place.According to furnace length and furnace rolls
Road reasonable quantity determines reference for installation roller-way.The general input and output material end and three groups of centre position roller-way chosen is reference for installation roller (ginseng
See accompanying drawing 1).Benchmark roller carries out the precision adjustment of other furnace rollers；After the adjustment confirmation of furnace roller precision is errorless, roller-way can be carried out
The adjustment of the in place and shaft coupling installation accuracy of transmission motor (with reductor)；Water-cooled furnace roller swivel joint in principle should be in roller-way
Transmission motor (band reductor) adjustment is carried out after terminating.
The flow of installation of furnace roller：
Roller-way assembling, the roller-way accurate adjustment of lifting → benchmark be whole → and non-referenced roller-way accurate adjustment → roller-way drive device installation roller-way is whole
Body adjustment.
(1) since feed end, furnace roller drive end bearing base and fixed end bearing block, absolute altitude, levelness are installed first
Controlled using optical level 2 and frame level 8；Pretension foundation bolt after bearing block levelling capturing.Furnace roller drive end bearing
The installation of base and fixed end bearing block must strictly observe requirement and the specification of drawing.Furnace roller is installed just by aid
The position of position, coarse adjustment furnace roller and bearing block.
(2) it is the various installation accuracies that ensure furnace roller, it is (general to choose input and output material end and centre position three that reference roller 6 is set
Place point position), as positioning datum, carry out longitudinally adjusted (relative to heat-treatment furnace center line), laterally adjust (roller center line phase
To reference roller longitudinal center line), Pass line adjustment.The installation of furnace roller, accuracy detection must carry out various essences on the basis of reference roller
Degree adjustment.
(3) steel wire frame is welded in stove inner wall of end, heat-treatment furnace center line and driving side roller-way axle is laid according to drawing
Footpath auxiliary installs steel wire, and three installation control lines of feed end roller-way longitudinal center line.Prolong in heat-treatment furnace subcenter line
Coil holder long founds theodolite 1, and after alignment stove center line A-A, 90 ° of rotate counterclockwise can obtain control line B-B.Using coil of strip ruler measurement
B-B obtains a, a' with feed end roller-way distance between center line, finely tunes feed end roller-way, it is ensured that a=a', can so ensure the roller-way axial direction
Center line and heat-treatment furnace central axis, roll shaft absolute altitude is using spirit level and Sopwith staff adjustment detection (accompanying drawing 1 is shown in signal).Benchmark
Roller absolute altitude and position degree adjustment are finished, and two pieces of dial gauges 4 are installed in furnace roller drive end vertical top and horizontal position, are turned clockwise
180 °, by the numerical value obtained in the reading weighted average of diverse location can detect the root roll shaft axially and radially shifting amount whether
In the range of design requirement, the adjustment of reference roller 6 can ensure accurate installation by this method.(accompanying drawing 2 is shown in signal)
(4) with reference roller as reference for installation, the furnace roller between two reference rollers is installed successively.Furnace roller spacing utilizes thousand points of internal diameter
Chi 5 is measured and positions its position.By calculating the upper surface absolute altitude of steel leveling ruler 7, roller-way installed height mark is obtained, by frame on leveling ruler
One group of roller-way (4-5 roots) elevation difference can be accurately controlled in 0.2mm by frame level 8.Using 5m steel leveling ruler, 7 every groups only need measurement
A piece roller-way absolute altitude just can be so that remaining delay table measures top surface and the gap of steel leveling ruler on roller-way using clearance gauge, is capable of achieving mark
Highness change, while the error in reading produced because sighting distance increases can be reduced, greatly improves roll shaft absolute altitude in the range of 0.2mm
Installation accuracy.Ensure that roller-way levelness deviation in design and specification allowed band (accompanying drawing 3 is shown in signal).Installing
Absolute altitude between mounted roller and reference roller, position degree, levelness deviation are taken a sample test in diverse location in journey, deviation such as occur should be timely
Disappear difference, it is to avoid accumulated error cannot finally be eliminated.Fast Installation and can be ensure that by the above method：Furnace roller perpendicularity (stove
Roll axis are with respect to heat-treatment furnace center line), the furnace roller depth of parallelism (between the roller of arbitrary neighborhood two), furnace roller absolute altitude (roller top horizontal plane with
Designed elevation face), the design size of roller levelness etc..
(5) installation of roller driving device
The fit dimension of shaft coupling is should be noted that during installation, faying face must not damage and sliding injury, the longitudinal bias of shaft coupling
Should be less than 0.40mm with axial deviation, the gap of shaft coupling between 8.5mm to 9.5mm, this index using dial gauge and
Clearance gauge reading is controlled.
(6) whole furnace roller components are installed, repetition measurement finished product items Con trolling index, if any overproof indivedual fine settings.
By above-mentioned steps, it is capable of achieving heat-treatment furnace furnace roller and quickly, accurately installs.
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 of the invention
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 roller hearth heat-treated furnace conveying roller installation accuracy control method, it is characterised in that comprise the following steps：
(1) furnace roller assembling, lifting：According to installation reference line and bearing block for furnace roller apparent size, bearing block for furnace roller is adjusted in place, look for
Firm banking is carried out after just levelling；Then furnace roller is carried out in place；
(2) accurate adjustment of benchmark roller-way is whole：Determine that reference for installation roller-way is gone forward side by side line position according to furnace length and furnace rolls road reasonable quantity
Degree of putting, levelness, Pass line adjustment；
(3) non-referenced roller-way accurate adjustment：Benchmark roller-way carries out the location and installation of other furnace rollers, absolute altitude control size adjusting；
(4) furnace roller drive device is installed, furnace roller entirety adjustment：After the adjustment confirmation of furnace roller precision is errorless, roller-way transmission can be carried out
The adjustment of the in place and shaft coupling installation accuracy of motor；Water-cooled furnace roller swivel joint terminates laggard in roller-way transmission motor adjustment
OK.
2. roller hearth heat-treated furnace conveying roller installation accuracy control method according to claim 1, it is characterised in that the step
Suddenly (1) refers to that since feed end install furnace roller drive end bearing base and fixed end bearing block first, absolute altitude, levelness are used
Optical level and frame level are controlled；Pretension foundation bolt after bearing block for furnace roller levelling capturing.
3. roller hearth heat-treated furnace conveying roller installation accuracy control method according to claim 1, it is characterised in that the step
Suddenly (2) benchmark roller-way chooses point position at input and output material end and centre position three.
4. roller hearth heat-treated furnace conveying roller installation accuracy control method according to claim 3, it is characterised in that the step
Suddenly the roller-way accurate adjustment of (2) benchmark is whole is specially：Steel wire frame is welded in stove inner wall of end, heat-treatment furnace center line is laid according to drawing
And driving side furnace roller diameter of axle auxiliary installs steel wire, and first group of feed end roller-way longitudinal center line three installs control line；In heat
Treatment furnace stove center line extended line erects theodolite, and after alignment stove center line A-A, 90 ° of rotate counterclockwise can obtain control line
B-B；A, a' are obtained using steel tape measurement control line and feed end roller-way distance between center line, feed end roller-way is finely tuned, it is ensured that a=
A', can so ensure the furnace roller longitudinal center line and heat-treatment furnace central axis, and furnace roller absolute altitude is adjusted using spirit level and Sopwith staff
Whole detection；Reference roller absolute altitude and position degree adjustment are finished, and two pieces of dial gauges are installed in stove axle drive end vertical top and horizontal position,
Turn clockwise 180 °, the root furnace roller can detect axially and radially by the numerical value obtained in the reading weighted average of diverse location
Whether shifting amount is in the range of design requirement.
5. roller hearth heat-treated furnace conveying roller installation accuracy control method according to claim 1, it is characterised in that the step
Suddenly (3) non-referenced roller-way accurate adjustment is specially：With reference roller as reference for installation, the furnace roller between two reference rollers is installed successively；Furnace roller
Spacing is measured using inside micrometer and positions its position, by calculating steel leveling ruler upper surface absolute altitude, obtains furnace roller installed height mark, is led to
Crossing frame level of the frame on leveling ruler can be accurately controlled in 0.2mm by one group of roller-way elevation difference, using every group of 5m steel leveling rulers only
A new furnace roller absolute altitude need to be measured just can be with, and remaining delay table measures the gap of top surface and steel leveling ruler on furnace roller using clearance gauge,
Elevation difference is capable of achieving to control in the range of 0.2mm；To be taken a sample test between mounted roller and reference roller in diverse location in installation process
Absolute altitude, position degree deviation situation, deviation such as occur should disappear difference in time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611236001.1A CN106834643B (en) | 2016-12-28 | 2016-12-28 | Roller hearth heat-treated furnace conveying roller installation accuracy control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611236001.1A CN106834643B (en) | 2016-12-28 | 2016-12-28 | Roller hearth heat-treated furnace conveying roller installation accuracy control method |
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| CN106834643A true CN106834643A (en) | 2017-06-13 |
| CN106834643B CN106834643B (en) | 2018-07-17 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110241302A (en) * | 2019-06-18 | 2019-09-17 | 中冶宝钢技术服务有限公司 | The roller system installation adjusting method of cold rolled continuous annealing unit |
| CN110560509A (en) * | 2019-10-10 | 2019-12-13 | 中冶天工集团天津有限公司 | Coiler mandrel adjusting method |
| CN110560510A (en) * | 2019-10-10 | 2019-12-13 | 中冶天工集团天津有限公司 | Edge overflow control method for coiling machine |
| CN110757145A (en) * | 2019-10-22 | 2020-02-07 | 中国二十冶集团有限公司 | Method for adjusting roller way positions in batches |
| CN111361966A (en) * | 2019-12-27 | 2020-07-03 | 合肥恒力装备有限公司 | Roller way type transmission deviation rectifying method |
| CN111690802A (en) * | 2020-06-17 | 2020-09-22 | 广西先进铝加工创新中心有限责任公司 | Method for installing and debugging furnace roller of roller-hearth heat treatment furnace |
| CN112048606A (en) * | 2020-09-01 | 2020-12-08 | 江苏省机械研究设计院有限责任公司 | Adjusting and mounting method of horizontal conveying roller and adjusting tool |
| CN116372566A (en) * | 2023-06-05 | 2023-07-04 | 宁德厦钨新能源材料有限公司 | Roller rod horizontal adjustment device and calibration method thereof |
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| JP2640398B2 (en) * | 1991-08-27 | 1997-08-13 | 川崎製鉄株式会社 | Cooling control method of steel pipe in roller hearth heat treatment furnace |
| CN102380766B (en) * | 2011-05-23 | 2013-10-23 | 中天建设集团浙江安装工程有限公司 | Installation method of roller way equipment |
| CN103388066B (en) * | 2012-05-10 | 2014-11-05 | 五冶集团上海有限公司 | Control method of installation precision of centralized transmission roller table of oriented silicon steel annealing furnace |
| CN103575193B (en) * | 2012-07-24 | 2016-01-20 | 五冶集团上海有限公司 | Horizental annealer interior band bracing members roller system installation quality is quick, accurate detecting method |
| CN104976891B (en) * | 2014-04-02 | 2017-02-15 | 中国二十冶集团有限公司 | First-side-then-middle annealing furnace roller mounting adjusting construction method |
| CN105063317A (en) * | 2015-08-24 | 2015-11-18 | 中国一冶集团有限公司 | Furnace roller installation device and furnace roller installation method |
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2016
- 2016-12-28 CN CN201611236001.1A patent/CN106834643B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110241302A (en) * | 2019-06-18 | 2019-09-17 | 中冶宝钢技术服务有限公司 | The roller system installation adjusting method of cold rolled continuous annealing unit |
| CN110560509A (en) * | 2019-10-10 | 2019-12-13 | 中冶天工集团天津有限公司 | Coiler mandrel adjusting method |
| CN110560510A (en) * | 2019-10-10 | 2019-12-13 | 中冶天工集团天津有限公司 | Edge overflow control method for coiling machine |
| CN110757145A (en) * | 2019-10-22 | 2020-02-07 | 中国二十冶集团有限公司 | Method for adjusting roller way positions in batches |
| CN110757145B (en) * | 2019-10-22 | 2021-05-14 | 中国二十冶集团有限公司 | Method for adjusting roller way positions in batches |
| CN111361966A (en) * | 2019-12-27 | 2020-07-03 | 合肥恒力装备有限公司 | Roller way type transmission deviation rectifying method |
| CN111690802A (en) * | 2020-06-17 | 2020-09-22 | 广西先进铝加工创新中心有限责任公司 | Method for installing and debugging furnace roller of roller-hearth heat treatment furnace |
| CN111690802B (en) * | 2020-06-17 | 2021-11-09 | 广西先进铝加工创新中心有限责任公司 | Method for installing and debugging furnace roller of roller-hearth heat treatment furnace |
| CN112048606A (en) * | 2020-09-01 | 2020-12-08 | 江苏省机械研究设计院有限责任公司 | Adjusting and mounting method of horizontal conveying roller and adjusting tool |
| CN116372566A (en) * | 2023-06-05 | 2023-07-04 | 宁德厦钨新能源材料有限公司 | Roller rod horizontal adjustment device and calibration method thereof |
| CN116372566B (en) * | 2023-06-05 | 2023-08-15 | 宁德厦钨新能源材料有限公司 | Roller rod horizontal adjustment device and calibration method thereof |
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|---|---|
| CN106834643B (en) | 2018-07-17 |
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