CN103937955A - Penetrating method of flexible furnace roller of continuous annealing furnace - Google Patents
Penetrating method of flexible furnace roller of continuous annealing furnace Download PDFInfo
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- CN103937955A CN103937955A CN201410148401.1A CN201410148401A CN103937955A CN 103937955 A CN103937955 A CN 103937955A CN 201410148401 A CN201410148401 A CN 201410148401A CN 103937955 A CN103937955 A CN 103937955A
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- dolly
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Abstract
The invention relates to the field of the installation of the large-scale continuous annealing furnaces and in particular relates to a penetrating method of a flexible furnace roller of a continuous annealing furnace. The penetrating method of the flexible furnace roller of the continuous annealing furnace is characterized in that the penetrating process of the flexible furnace roller is realized in such a manner that a roller penetrating trolley outside the annealing furnace cooperates with a supporting guide device in the annealing furnace. The penetrating method comprises the following specific implementation steps: 1) hoisting the flexible furnace roller to a roller trailer on the roller penetrating trolley; 2) hoisting the roller penetrating trolley to an installation position; 3) temporarily fixing the front end of the penetrating trolley with a furnace roller positioning iron angle; 4) suspending the front end of the flexible furnace roller in midair; 5) manually pushing the front end of the flexible furnace roller to penetrate into the annealing furnace; 6) moving the front end of the flexible furnace onto the supporting guide device in the middle part in the furnace; 7) fixing the front end of the flexible furnace after the e front end of the flexible furnace penetrates into a furnace shell roller mouth bearing box at the working side; 8) removing a positioning pin and returning the roller penetrating trolley to a roller penetrating preparation position. Compared with the prior art, the penetrating method of the flexible furnace roller of the continuous annealing furnace has the beneficial effects that accurate and quick roller mouth aligning penetration is realized and the damage of the surface of the flexible furnace roller is avoided.
Description
Technical field
The present invention relates to Large Scale and Continuous annealing furnace installing area, particularly the method that installs of the flexible furnace roller of a kind of continuous annealing furnace.
Background technology
At present, in modern large-scale vertical furnace roller of continuous annealing furnace installation process, be all that rigidity furnace roller and flexible furnace roller are installed in the stove of furnace shell lateral, furnace roller quantity is very large, directly adopts and wears roller dolly for rigidity furnace roller, has once installed; For flexible furnace roller, because furnace roller is elongated, slenderness ratio is often greater than 10, is easy to vibrate flexural deformation, conventionally wears roller dolly by body of heater external application and installs in stove, in stove, there are operator's manpower holding furnace roller pick-up roll mouth, coordinate the outer personnel of stove jointly to complete furnace roller and install process, install in process whole, in stove, operator will stand on the scaffolding of building in stove sometimes, labour intensity is large and process is very dangerous, and installation effectiveness is very low.
Summary of the invention
The object of this invention is to provide the method that installs of the flexible furnace roller of a kind of continuous annealing furnace, eliminate the potential safety hazard existing in the installation process of the flexible furnace roller of Large Scale and Continuous annealing furnace, avoid the operation of manpower carrying roller, reduce labor intensity, improve and install operation efficiency and safe reliability.
For achieving the above object, the present invention is achieved through the following technical solutions:
The method that installs of the flexible furnace roller of continuous annealing furnace, adopts the mode that the support oriented device in roller dolly and annealing furnace matches of wearing outside annealing furnace, realizes the process that installs of flexible furnace roller, and its concrete implementation step is as follows:
1) flexible furnace roller is lifted on the roller trailer of wearing on roller dolly, by the nip rolls bearing of fixture trailer, the respective side axle head of flexible furnace roller is fixed, the opposite side axle head of flexible furnace roller is fixed by the temporary support of wearing roller dolly front end;
2) sling and wear roller dolly with bridge crane, adjust after balance, hang onto the corresponding installation site of this flexibility furnace roller;
3) front end of wearing roller dolly aligns the spinning in below of pre-installation furnace roller, rides on the furnace roller location angle bar on furnace shell housing, and penetrating front end that steady brace makes to wear roller dolly and furnace roller, to locate angle bar temporary fixed;
4) temporary support of wearing on roller dolly is removed, made the front end of flexible furnace roller unsettled;
5) penetrate in annealing furnace with the flexible furnace roller front end of Manual-pushing, flexible furnace roller below is attached on the carrying roller of roller trailer and moves forward, carrying roller is full rolling-operation;
6) flexible furnace roller front end runs to middle part in stove, rides on the concave surface carrying roller of support oriented device along furnace roller centerline direction, continues the forwards active side furnace shell place of spinning in and moves;
7) flexible furnace roller front end penetrates after active side furnace shell is spun in bearing box and fixes, and flexible furnace roller rear end and fore side furnace shell are spun in bearing box and be mounted with;
8) remove wearing the steady brace penetrating on the front end of roller dolly and furnace roller location angle bar, wear roller dolly and return to and wear roller ready position, carry out next round and wear roller operation.
Described fixture trailer comprises base, nip rolls bearing and wheel, and nip rolls bearing arranges between two parties on base, and the bottom of base is provided with pair of wheels, and wheel mates with the slideway of wearing on roller dolly.
Described support oriented device comprises body, concave surface carrying roller and universal brake wheel, body is provided with four supporting legs, supporting leg lower end is provided with universal brake wheel, multiple concave surface carrying roller parallel arrangements are arranged on the carrier roller frame on body, the surface of described concave surface carrying roller is arc or the V-arrangement of depression, and described concave surface carrying roller quantity is 2～6.
Compared with prior art, beneficial effect of the present invention is:
In installation process, flexible furnace roller is fixed on fixture trailer and roller trailer, and realization rigidly fixes, and ensures that furnace roller is indeformable; In stove, there are light and flexible, support oriented device movably, without stopping over, realize accurately spinning in fast to align installing; Owing to adopting concave surface carrying roller on roller trailer and support oriented device, make furnace roller rectilinear movement fast under concave surface carrying roller rolling condition entirely, eliminate the damage of flexible furnace roller being rolled to face.
Brief description of the drawings
Fig. 1 is that furnace roller of the present invention installs the outer part schematic diagram of process stove;
Fig. 2 is that furnace roller of the present invention installs process furnace interior and divides schematic diagram;
Fig. 3 is the sectional view along A-A line in Fig. 1;
Fig. 4 is that B in Fig. 2 is to view.
In figure: 1-wears the flexible furnace roller 6-temporary support 7-fore side furnace shell 8-support oriented device 9-concave surface carrying roller 10-active side furnace shell 11-of roller dolly 2-fixture trailer 3-nip rolls bearing 4-lift frame 5-universal brake wheel 12-furnace roller location angle bar 13-steady brace 14-roller trailer 15-and spins in 16-wheel 17-counterweight 18-body 19-carrier roller frame 20-base
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the invention is described further:
See Fig. 1, Fig. 2, be the flexible furnace roller of a kind of continuous annealing furnace of the present invention install procedure schematic diagram, main employing worn roller dolly and support oriented device implements to install process to flexible furnace roller, concrete implementation step is as follows:
1, wearing the lifting of roller dolly prepares
(1) fixture trailer 2 and roller trailer 14 are assembled with wearing roller dolly 1 respectively, and debugging clamper trailer 2 and roller trailer 14 move at the safety and steady of wearing on roller dolly; Wearing roller ready position, installing and wear roller dolly counterweight 17;
(2) fixture trailer 2 is placed on to the left side of lift frame 4 suspension centres of wearing roller dolly 1,14, roller trailer is at the middle part of wearing roller dolly 1;
2, preparation of construction in stove
(1) movably support oriented device 8 is settled at the middle part of the predetermined furnace roller installation site in stove and furnace bottom plane or scaffolding plane;
The concave surface carrying roller 9 of support oriented device 8 turn round axis just the fore side furnace shell 7 to body of heater and active side furnace shell 10 spin in 15, and parallel with the medullary ray of flexible furnace roller;
3, wear roller construction
1) flexible furnace roller 5 is lifted on the roller trailer 14 of wearing on roller dolly 1, by the nip rolls bearing 3 of fixture trailer 2, the respective side axle head of flexible furnace roller 5 is fixed, the opposite side axle head of flexible furnace roller 5 is fixing by the temporary support 6 of wearing roller dolly 1 front end;
2) sling and wear roller dolly 1 with bridge crane, adjust after balance, hang onto the corresponding installation site of this flexibility furnace roller 5;
3) front end of wearing roller dolly 1 aligns 15 belows of spinning in of pre-installation furnace roller, rides on the furnace roller location angle bar 12 on furnace shell housing, and penetrating front end that steady brace 13 makes to wear roller dolly 1 and furnace roller, to locate angle bar 12 temporary fixed;
4) temporary support 6 of wearing on roller dolly 1 is removed, made the front end of flexible furnace roller 5 unsettled;
5) penetrate in annealing furnace with flexible furnace roller 5 front ends of Manual-pushing, flexible furnace roller 5 belows are attached on the carrying roller of roller trailer 14 and move forward, this carrying roller keeps full rolling-operation;
6) flexible furnace roller 5 front ends run to middle part in stove through fore side furnace shell 7, ride on the concave surface carrying roller 9 of support oriented device 8 along furnace roller centerline direction, continue forwards active side furnace shell 10 places of spinning in and move;
7) flexible furnace roller 5 front ends penetrate after active side furnace shell 10 is spun in bearing box and fix, and flexible furnace roller 5 rear ends and fore side furnace shell 7 are spun in bearing box and be mounted with;
8) remove wearing the steady brace 13 penetrating on the front end of roller dolly 1 and furnace roller location angle bar 12, wear roller dolly 1 and return to and wear roller ready position, carry out next round and wear roller operation.
See Fig. 3, fixture trailer 2 comprises base 20, nip rolls bearing 3 and wheel 16, nip rolls bearing 3 arranges between two parties on base 20, the bottom of base 20 is provided with pair of wheels 16, wheel 16 mates with the slideway of wearing on roller dolly 1, fixture trailer can only move forward and backward along the slideway of wearing on roller dolly 1, thereby it is stable to ensure that flexible furnace roller 5 installs, and reduces the distortion that flexible furnace roller 5 causes because of external force.
See Fig. 4, support oriented device 8 comprises body 18, concave surface carrying roller 9 and universal brake wheel 11, body 18 is provided with four supporting legs, supporting leg lower end is provided with universal brake wheel 11, multiple concave surface carrying roller 9 parallel arrangements are arranged on the carrier roller frame 19 on body 18, the surface of concave surface carrying roller 9 is arc or the V-arrangement of depression, and described concave surface carrying roller 9 quantity are 2～6.Multiple concave surface carrying rollers 9 can keep flexible furnace roller 5 to move along a straight line, and universal brake wheel 11 can make device convenient mobile, avoids manpower transport.
Claims (3)
1. the method that installs of the flexible furnace roller of continuous annealing furnace, is characterized in that, adopts the mode that the support oriented device in roller dolly and annealing furnace matches of wearing outside annealing furnace, realizes the process that installs of flexible furnace roller, and its concrete implementation step is as follows:
1) flexible furnace roller is lifted on the roller trailer of wearing on roller dolly, by the nip rolls bearing of fixture trailer, the respective side axle head of flexible furnace roller is fixed, the opposite side axle head of flexible furnace roller is fixed by the temporary support of wearing roller dolly front end;
2) sling and wear roller dolly with bridge crane, adjust after balance, hang onto the corresponding installation site of this flexibility furnace roller;
3) front end of wearing roller dolly aligns the spinning in below of pre-installation furnace roller, rides on the furnace roller location angle bar on furnace shell housing, and penetrating front end that steady brace makes to wear roller dolly and furnace roller, to locate angle bar temporary fixed;
4) temporary support of wearing on roller dolly is removed, made the front end of flexible furnace roller unsettled;
5) penetrate in annealing furnace with the flexible furnace roller front end of Manual-pushing, flexible furnace roller below is attached on the carrying roller of roller trailer and moves forward, carrying roller is full rolling-operation;
6) flexible furnace roller front end runs to middle part in stove, rides on the concave surface carrying roller of support oriented device along furnace roller centerline direction, continues the forwards active side furnace shell place of spinning in and moves;
7) flexible furnace roller front end penetrates after active side furnace shell is spun in bearing box and fixes, and flexible furnace roller rear end and fore side furnace shell are spun in bearing box and be mounted with;
8) remove wearing the steady brace penetrating on the front end of roller dolly and furnace roller location angle bar, wear roller dolly and return to and wear roller ready position, carry out next round and wear roller operation.
2. the method that installs of the flexible furnace roller of a kind of continuous annealing furnace according to claim 1, it is characterized in that, described fixture trailer comprises base, nip rolls bearing and wheel, and nip rolls bearing arranges between two parties on base, the bottom of base is provided with pair of wheels, and wheel mates with the slideway of wearing on roller dolly.
3. the method that installs of the flexible furnace roller of a kind of continuous annealing furnace according to claim 1, it is characterized in that, described support oriented device, comprise body, concave surface carrying roller and universal brake wheel, body is provided with four supporting legs, and supporting leg lower end is provided with universal brake wheel, and multiple concave surface carrying roller parallel arrangements are arranged on the carrier roller frame on body, the surface of described concave surface carrying roller is arc or the V-arrangement of depression, and described concave surface carrying roller quantity is 2～6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410148401.1A CN103937955B (en) | 2014-04-14 | 2014-04-14 | The flexible furnace roller of a kind of continuous annealing furnace install method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410148401.1A CN103937955B (en) | 2014-04-14 | 2014-04-14 | The flexible furnace roller of a kind of continuous annealing furnace install method |
Publications (2)
| Publication Number | Publication Date |
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| CN103937955A true CN103937955A (en) | 2014-07-23 |
| CN103937955B CN103937955B (en) | 2015-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410148401.1A Active CN103937955B (en) | 2014-04-14 | 2014-04-14 | The flexible furnace roller of a kind of continuous annealing furnace install method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104894344A (en) * | 2015-06-19 | 2015-09-09 | 中国五冶集团有限公司 | Auxiliary mounting device for furnace rollers of annealing furnaces |
| CN106542455A (en) * | 2015-09-16 | 2017-03-29 | 中冶宝钢技术服务有限公司 | Metallurgical furnace changes the servicing unit of furnace roller |
| CN109850779A (en) * | 2018-09-07 | 2019-06-07 | 中国二十冶集团有限公司 | A kind of furnace roller hoisting platform |
| US10464176B2 (en) | 2017-06-06 | 2019-11-05 | WTX Oil Fields Services, LLC | Fire tube installation and removal tool |
| CN114559236A (en) * | 2020-11-27 | 2022-05-31 | 中冶宝钢技术服务有限公司 | Device and method for disassembling and assembling furnace roller of heating furnace |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104894344A (en) * | 2015-06-19 | 2015-09-09 | 中国五冶集团有限公司 | Auxiliary mounting device for furnace rollers of annealing furnaces |
| CN106542455A (en) * | 2015-09-16 | 2017-03-29 | 中冶宝钢技术服务有限公司 | Metallurgical furnace changes the servicing unit of furnace roller |
| CN106542455B (en) * | 2015-09-16 | 2019-02-15 | 中冶宝钢技术服务有限公司 | The auxiliary device of metallurgical furnace replacement furnace roller |
| US10464176B2 (en) | 2017-06-06 | 2019-11-05 | WTX Oil Fields Services, LLC | Fire tube installation and removal tool |
| CN109850779A (en) * | 2018-09-07 | 2019-06-07 | 中国二十冶集团有限公司 | A kind of furnace roller hoisting platform |
| CN114559236A (en) * | 2020-11-27 | 2022-05-31 | 中冶宝钢技术服务有限公司 | Device and method for disassembling and assembling furnace roller of heating furnace |
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| Publication number | Publication date |
|---|---|
| CN103937955B (en) | 2015-10-14 |
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