CN202592316U - Replacement device of roller hearth furnace roller bed - Google Patents

Replacement device of roller hearth furnace roller bed Download PDF

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Publication number
CN202592316U
CN202592316U CN201220051613.4U CN201220051613U CN202592316U CN 202592316 U CN202592316 U CN 202592316U CN 201220051613 U CN201220051613 U CN 201220051613U CN 202592316 U CN202592316 U CN 202592316U
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CN
China
Prior art keywords
roller
hearth furnace
assembly
roller hearth
push rod
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Expired - Lifetime
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CN201220051613.4U
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Chinese (zh)
Inventor
刘海
徐琪
金冰忠
沈侃毅
周琳
张仁彪
章培莉
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Baoshan Iron and Steel Co Ltd
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Baoshan Iron and Steel Co Ltd
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Priority to CN201220051613.4U priority Critical patent/CN202592316U/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

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Abstract

The utility model discloses a replacement device of a roller hearth furnace roller bed. The replacement device fixedly connected with a roller hearth furnace body comprises a first assembly and a second assembly, the first assembly is installed on one side of the roller hearth furnace body, and the second assembly is installed on the other side of the roller hearth furnace body relative to the first assembly. The first assembly comprises a bracket, a push rod, a first guide wheel group, a second guide wheel group, a third guide wheel group and an ejector rod. The second assembly comprises a guide rail and a sliding block device. The replacement device of the of the roller hearth furnace roller bed can enable the roller bed to be supported effectively during replacement of the roller hearth furnace roller bed, and achieves force uniform and stability of the roller bed, thereby avoiding break and damage of the roller bed, and reducing maintenance cost. In addition, the replacement device of the roller hearth furnace roller bed can improve replacement efficiency, and save operation time of replacement of the roller bed.

Description

The more changing device in furnace roller road at the bottom of a kind of roller
Technical field
The utility model relates to a kind of metallurgical servicing unit, relates in particular to more changing device of a kind of roller-way.
Background technology
At present, the roller-way of stove is to be made up of several independent roller-ways at the bottom of the roller, and every group of roller-way is an independent roller-way module, and it comprises roller bed frame, ceramic roller, drive motor, transmission device.When roller-way broke down, the roller-way module that breaks down just must integral body be changed.The process of changing roller-way is earlier the roller-way integral body that breaks down to be extracted out in the furnace body at the bottom of the roller, roller-way to be replaced is reloaded in the body of heater again, thereby accomplishes the replacing of roller-way.Because every group of roller-way constitutes by ceramic roller; The material of pottery roller is more crisp; Therefore usually be that maintainer's hand is lifted the rod sled in the replacing process, but owing to lack effective support of roller-way and fixing, thereby ceramic roller bending fracture in the roller-way caused easily; Make maintenance cost obviously rise, and the inefficiency of changing.
Summary of the invention
The purpose of the utility model provides the more changing device in furnace roller road at the bottom of a kind of roller, and the more changing device in furnace roller road should effectively support in the process of changing roller-way and fixing roller-way at the bottom of this roller, thereby avoids the damage of roller-way in the replacing process; In addition, the more changing device in furnace roller road should effectively improve the efficient that roller-way is changed at the bottom of this roller.
According to above-mentioned utility model purpose, the utility model provides the more changing device in furnace roller road at the bottom of a kind of roller, it is fixedly connected with furnace body at the bottom of the roller, and said more changing device comprises:
One first assembly and one second assembly, said first assembly are located at a side of furnace body at the bottom of the roller, and said second assembly is located at the opposite side of furnace body at the bottom of the roller with respect to first assembly; Wherein
Said first assembly comprises:
One carriage, it is fixedly connected with furnace body at the bottom of the said roller;
One push rod, its end near body of heater are set to and can be fixedly connected with an end in furnace roller road at the bottom of the roller;
One first guide wheel group and one second guide wheel group, it all is located on the said carriage, and is located at the above and below of said push rod respectively symmetrically, and the rotating shaft center of said second guide wheel group offers radially a tapped through hole;
One the 3rd guide wheel group, it is located at the below of said push rod, and is located at the rear of second guide wheel group, the shaft parallel of the rotating shaft of said the 3rd guide wheel group and second guide wheel group along the length direction of push rod;
One can be along the flexible push rod of himself length direction, and the one of which end has a movable top, and its other end has a regulating handle, and said push rod runs through tapped through hole so that its activity comes directly towards a side of furnace body at the bottom of the doubling roller all the time;
Said second assembly comprises:
One guide rail, it is fixed at the opposite side of furnace body at the bottom of the roller;
One slide block device, it comprises the slide block that a fixture and is fixedly connected with said fixture, and said slide block can slide on its length direction along guide rail, and said fixture is set to and can be fixedly connected with the other end in furnace roller road at the bottom of the roller.
When the more changing device in furnace roller road carries out roller-way replacing operation at the bottom of adopting the described roller of present technique scheme, at first the roller-way two ends are fixedly connected with slide block device with push rod respectively; Apply a downward active force at push rod away from body of heater one end then, this moment since the 3rd guide wheel group as fulcrum, roller-way and push rod link can receive an active force that makes progress, thereby are supported; The roller-way other end is provided support by slide block device and guide rail, thereby makes the roller-way two ends all be supported; Slowly promote push rod again, make roller-way slowly shift out body of heater, shift out body of heater up to roller-way integral body.At this moment, dismounting roller-way both sides are connected with push rod and slide block device, just can pull down roller-way, and new roller-way has been installed.The step that new roller-way is installed is opposite with the step of dismounting roller-way, at first new roller-way is brought up to guide rail, and its two ends are fixedly connected with slide block device with push rod respectively; Apply a downward active force at push rod away from an end of roller-way then, because the 3rd guide wheel group is as fulcrum, the link of roller-way and push rod receives an active force that makes progress, thereby is supported; The roller-way other end is provided support by slide block device and guide rail, thereby makes the roller-way two ends all be supported; Slowly spur push rod again, make roller-way slowly move into body of heater, it is in place to get into body of heater fully up to roller-way; Pull down the connection on roller-way both sides at last, change process thereby accomplish whole roller-way.
In the more changing device in furnace roller road at the bottom of the above-mentioned roller, said second assembly also comprises a framework, and it is located at the below of said guide rail with supporting.
In the more changing device in furnace roller road at the bottom of the above-mentioned roller, the bottom of said framework also is provided with a pair of symmetrically arranged adjusting bolt, in order to regulate the height and the horizontal level of guide rail.
The more changing device in furnace roller road at the bottom of the described roller of the utility model, the replacing method in furnace roller road at the bottom of the existing roller, it can be at the bottom of the roll change more during the furnace roller road; Roller-way is effectively supported; And stressed evenly, stable, thereby avoided the roller-way damaged situation that fractures, reduced maintenance cost; In addition, the more changing device in furnace roller road can also improve replacing efficient at the bottom of this roller, thereby has practiced thrift roller-way with the time of changing operation.
Description of drawings
Fig. 1 is the structural representation of more changing device under a kind of embodiment in furnace roller road at the bottom of the described roller of the utility model.
Fig. 2 is the vertical view of Fig. 1.
The specific embodiment
The more changing device in furnace roller road is done further detailed description at the bottom of will combining Figure of description and concrete embodiment to the described roller of the utility model below.
Fig. 1 has shown the more changing device structure in the present embodiment in furnace roller road at the bottom of the described roller of the utility model.Fig. 2 is the vertical view of Fig. 1.Like Fig. 1, shown in Figure 2, the more changing device in furnace roller road is divided into two parts assembly at the bottom of the described roller of the utility model, and first assembly all is installed on a side of furnace body 2 at the bottom of the roller, and second assembly all is installed on the opposite side of furnace body 2 at the bottom of the roller.First assembly comprises carriage 4, push rod 3, first guide wheel group 5, second guide wheel group 6, the 3rd guide wheel group 7 and push rod 8.Wherein, carriage 4 is bolted on the body of heater 2 through four.Push rod 3 removably is fixedly connected with roller-way 1 near an end of body of heater 2 alignment pin through roller-way 1 one ends.First guide wheel group 5, second guide wheel group 6 and the 3rd guide wheel group 7 all are located on the carriage 4, and first guide wheel group 5 and second guide wheel group 6 are located at the above and below of push rod 3 symmetrically respectively, and the rotating shaft center of second guide wheel group 6 offers radially a tapped through hole; The 3rd guide wheel group 7 is located at the below of push rod 3, and is located at the rear of second guide wheel group 6, the shaft parallel of its rotating shaft and second guide wheel group 6 along the length direction of push rod 3.Can be connected with carriage 4 through the tapped through hole that runs through second guide wheel group, 6 rotating shaft centers along the flexible push rod 8 of self length direction; And can be through the regulating handle of one of which end; Make a side of the activity top applying body of heater 2 of its other end, thereby can adjust the also horizontal level of analog bracket 4.Second assembly comprises guide rail 10, slide block device 9, framework 11 and regulates bolt 12.Wherein, two guide rails 10 run through slide block device 9, and are threaded with the opposite side and the framework 11 of body of heater 2 respectively through the screw thread at its two ends.Slide block device 9 can slide on its length direction along guide rail 10, and is connected with roller-way 1 other end bolt through the fixture on it.Framework 11 bottoms are provided with a pair of symmetrically arranged adjusting bolt 12, in order to regulate the height and the horizontal level of guide rail 10.
Please continue to consult Fig. 1, Fig. 2; When the more changing device in furnace roller road carries out roller-way replacing operation at the bottom of adopting the described roller of the utility model; Pull down the two cover plates of body of heater 2 both sides at first respectively, the screwed hole that cover plate is installed matees with the bolt of carriage 4 and the screw thread of guide rail 10 respectively.Then first assembly and second assembly are respectively installed to the both sides of body of heater 2, through push rod 8 with regulate bolt 12 and adjust the horizontal level of carriage 4 and guide rail 10 respectively.Again roller-way 1 two ends are fixedly connected with slide block device 9 with push rod 3 with bolt through alignment pin respectively.Apply a downward active force at push rod 3 away from body of heater 2 one ends subsequently, this moment since the 3rd guide wheel group 7 as fulcrum, roller-way 1 can receive an active force that makes progress with push rod 3 links, thereby is supported; Roller-way 1 other end is provided support by slide block device 9 and guide rail 10, thereby makes roller-way 1 two ends all be supported; Slowly promote push rod 3 again, make roller-way 1 slowly shift out body of heater 2, shift out body of heater 2 up to roller-way 1 integral body.At this moment, dismounting roller-way 1 both sides are connected with push rod 3 and slide block device 9, just can pull down roller-way 1, and new roller-way 1 has been installed.The step that new roller-way 1 is installed is opposite with the step of dismounting roller-way 1, at first new roller-way 1 is brought up to guide rail 10, and its two ends are fixedly connected with slide block device 9 with push rod 3 with bolt through alignment pin respectively; Apply a downward active force at push rod 3 away from an end of roller-way 1 then, because the 3rd guide wheel group 7 is as fulcrum, roller-way 1 receives an active force that makes progress with the link of push rod 3, thereby is supported; Roller-way 1 other end is provided support by slide block device 9 and guide rail 10, thereby makes roller-way 1 two ends all be supported; Slowly spur push rod 3 again, make roller-way 1 slowly move into body of heater 2, it is in place to get into body of heater 2 fully up to roller-way 1; Pull down the connection at roller-way 1 two ends at last, pull down first assembly and second assembly of body of heater 2 both sides simultaneously, and two cover plates is installed on the body of heater 2, change process thereby accomplish whole roller-way.
Be noted that the above specific embodiment of enumerating that is merely the utility model, obviously the utility model is not limited to above embodiment, and many similar variations are arranged thereupon.If those skilled in the art from all distortion that the disclosed content of the utility model directly derives or associates, all should belong to the protection domain of the utility model.

Claims (3)

1.一种辊底炉辊道的更换装置，其与辊底炉炉体固定连接，其特征在于，所述更换装置包括：1. A replacement device for the roller table of a roller hearth furnace, which is fixedly connected with the body of a roller hearth furnace, is characterized in that the replacement device comprises: 一第一组件和一第二组件，所述第一组件设于辊底炉炉体的一侧，所述第二组件相对于第一组件设于辊底炉炉体的另一侧；其中A first assembly and a second assembly, the first assembly is arranged on one side of the roller hearth furnace body, and the second assembly is arranged on the other side of the roller hearth furnace body relative to the first assembly; wherein 所述第一组件包括：The first component includes: 一托架，其与所述辊底炉炉体固定连接；a bracket, which is fixedly connected with the body of the roller hearth furnace; 一推杆，其靠近炉体的一端设置为可与辊底炉辊道的一端固定连接；A push rod, one end of which is close to the furnace body can be fixedly connected to one end of the roller table of the roller hearth furnace; 一第一导轮组和一第二导轮组，其均设于所述托架上，并对称地分别设于所述推杆的上方和下方，所述第二导轮组的转轴中心处开设有一径向的螺纹通孔；A first set of guide wheels and a second set of guide wheels, both of which are arranged on the bracket, and symmetrically arranged above and below the push rod respectively, at the center of the rotating shaft of the second set of guide wheels A radial threaded through hole is provided; 一第三导轮组，其设于所述推杆的下方，并沿推杆的长度方向设于第二导轮组的后方，所述第三导轮组的转轴与第二导轮组的转轴平行；A third set of guide wheels, which is arranged under the push rod and behind the second set of guide wheels along the length direction of the push rod, the rotating shaft of the third set of guide wheels is connected to the shaft of the second set of guide wheels parallel to the axis of rotation; 一可沿其自身长度方向伸缩的顶杆，其一端具有一活动顶头，其另一端具有一调节手柄，所述顶杆贯穿螺纹通孔以使其活动顶头始终贴合辊底炉炉体的一侧；A push rod that can be extended and contracted along its own length direction has a movable head at one end and an adjustment handle at the other end. The push rod passes through the threaded hole so that the movable head always fits a side of the furnace body of the roller hearth furnace. side; 所述第二组件包括：The second component includes: 一导轨，其固定设于辊底炉炉体的另一侧；A guide rail, which is fixed on the other side of the roller hearth furnace body; 一滑块装置，其包括一固定件和一与所述固定件固定连接的滑块，所述滑块可沿着导轨在其长度方向上滑动，所述固定件设置为可与辊底炉辊道的另一端固定连接。A slider device, which includes a fixing piece and a slider fixedly connected with the fixing piece, the slider can slide along the guide rail in its length direction, and the fixing piece is arranged to be able to connect with the roller hearth furnace roll The other end of the channel is fixedly connected. 2.如权利要求1所述的辊底炉辊道的更换装置，其特征在于，所述第二组件还包括一框架，其支撑地设于所述导轨的下方。2 . The roller table replacement device of a roller hearth furnace according to claim 1 , wherein the second assembly further comprises a frame, which is supportively arranged under the guide rail. 3 . 3.如权利要求2所述的辊底炉辊道的更换装置，其特征在于，所述框架的底部还设有一对对称设置的调节螺栓。3. The replacement device for the roller table of the roller hearth furnace according to claim 2, characterized in that, a pair of symmetrically arranged adjusting bolts are also provided at the bottom of the frame.
CN201220051613.4U 2012-02-17 2012-02-17 Replacement device of roller hearth furnace roller bed Expired - Lifetime CN202592316U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201220051613.4U CN202592316U (en) 2012-02-17 2012-02-17 Replacement device of roller hearth furnace roller bed

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Application Number Priority Date Filing Date Title
CN201220051613.4U CN202592316U (en) 2012-02-17 2012-02-17 Replacement device of roller hearth furnace roller bed

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103537484A (en) * 2013-10-31 2014-01-29 莱芜钢铁集团有限公司 Method for replacing lower roller tables of pinch roller
CN103710525A (en) * 2014-01-15 2014-04-09 鞍钢股份有限公司 Roll changing device of horizontal continuous annealing furnace and using method thereof
CN104370246A (en) * 2014-11-18 2015-02-25 中国一冶集团有限公司 Device and method for installing furnace or tank sunken roller ways
CN110774212A (en) * 2019-10-31 2020-02-11 中冶宝钢技术服务有限公司 Special device for furnace roller carbon sleeve assembly and using method thereof
CN111168633A (en) * 2020-03-04 2020-05-19 马鞍山钢铁股份有限公司 Furnace roll replacement device and replacement method of silicon steel continuous withdrawal unit
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
CN116121526A (en) * 2023-01-08 2023-05-16 首钢京唐钢铁联合有限责任公司 A method for changing rolls in the direct combustion section of a horizontal annealing furnace
CN118031615A (en) * 2024-02-29 2024-05-14 宝镁特(上海)智能工程有限公司 A roller changing device and use method for an ultra-dense roller pitch roller group for a roller hearth furnace

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103537484A (en) * 2013-10-31 2014-01-29 莱芜钢铁集团有限公司 Method for replacing lower roller tables of pinch roller
CN103537484B (en) * 2013-10-31 2015-08-05 莱芜钢铁集团有限公司 A kind of method changing pinch roll lower roller
CN103710525A (en) * 2014-01-15 2014-04-09 鞍钢股份有限公司 Roll changing device of horizontal continuous annealing furnace and using method thereof
CN103710525B (en) * 2014-01-15 2017-07-21 鞍钢股份有限公司 Roll changing device of horizontal continuous annealing furnace and using method thereof
CN104370246A (en) * 2014-11-18 2015-02-25 中国一冶集团有限公司 Device and method for installing furnace or tank sunken roller ways
CN110774212A (en) * 2019-10-31 2020-02-11 中冶宝钢技术服务有限公司 Special device for furnace roller carbon sleeve assembly and using method thereof
CN111168633A (en) * 2020-03-04 2020-05-19 马鞍山钢铁股份有限公司 Furnace roll replacement device and replacement method of silicon steel continuous withdrawal unit
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
CN116121526A (en) * 2023-01-08 2023-05-16 首钢京唐钢铁联合有限责任公司 A method for changing rolls in the direct combustion section of a horizontal annealing furnace
CN116121526B (en) * 2023-01-08 2025-02-18 首钢京唐钢铁联合有限责任公司 Roll changing method for direct-fired section of horizontal annealing furnace
CN118031615A (en) * 2024-02-29 2024-05-14 宝镁特(上海)智能工程有限公司 A roller changing device and use method for an ultra-dense roller pitch roller group for a roller hearth furnace
WO2025179738A1 (en) * 2024-02-29 2025-09-04 宝镁特(上海)智能工程有限公司 Roller replacement apparatus for furnace roller set with ultra-dense roller pitch for roller hearth furnace and using method

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