CN110814042A - Telescopic gap bridge device of rolling mill with movable frame - Google Patents
Telescopic gap bridge device of rolling mill with movable frame Download PDFInfo
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- CN110814042A CN110814042A CN201911048169.3A CN201911048169A CN110814042A CN 110814042 A CN110814042 A CN 110814042A CN 201911048169 A CN201911048169 A CN 201911048169A CN 110814042 A CN110814042 A CN 110814042A
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- 238000005096 rolling process Methods 0.000 title claims abstract description 34
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/02—Rolling stand frames or housings; Roll mountings ; Roll chocks
- B21B31/04—Rolling stand frames or housings; Roll mountings ; Roll chocks with tie rods in frameless stands, e.g. prestressed tie rods
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Abstract
The invention provides a telescopic gap bridge device of a rolling mill with a movable stand, which comprises a guide driving frame group, a guide driven frame group, a connecting plate and a connecting platform, wherein the guide driving frame group is fixedly connected to one side of the connecting plate through a first connecting pull plate, the guide driven frame group is fixedly connected to the other side of the connecting plate through a second connecting pull plate, the bottom of the connecting plate is fixedly connected to the fixed stand platform through a bottom plate, two sides of the connecting platform are respectively in sliding connection with a driving wheel of the guide driving frame group, a plurality of first guide wheels and a plurality of second guide wheels of the guide driven frame group, and two sides of the bottom of one side of the connecting platform are respectively provided. The invention solves the problem that the rack can move for a large span in the roll changing working state in the movable rack rolling mill.
Description
Technical Field
The invention belongs to the field of metallurgical steel rolling mechanical equipment, and particularly relates to a telescopic gap bridge device of a rolling mill with a movable stand.
Background
In recent years, with the rapid development of economy in China, the consumption level of people is continuously improved, and the vigorous development of industries such as civil buildings, automobiles and the like is greatly promoted. The government does not remain the increase of the investment on the infrastructure. As an upstream beneficial industry, the steel industry is greatly developed, but simultaneously, higher requirements are put on the production efficiency of the industry, the energy consumption is reduced, and the cost is saved. In a metallurgical rolling mill, a frame is movable, and a movable end frame can be in 3 working states: 1. working state in universal mode; 2. a two-roll mode operating state; 3. and working state during roll changing. 1. When the rolling mill is in a two-roller mode working state, the movable end rack working platform moves along with the rack and generates a certain distance with the fixed end rack platform, so that people cannot walk back and forth between the fixed end rack platform and the movable end rack platform, and a gap bridge device is needed to connect the fixed end rack platform and the movable end rack platform. 2. When the rolling mill is in a roll changing mode working state, the movable end rack working platform moves along with the rack and generates a larger span distance with the fixed end rack platform, and at the moment, the gap bridge device platform is required to be capable of returning to the fixed rack platform.
Disclosure of Invention
In view of this, the invention aims to provide a telescopic gap bridge device of a rolling mill with a movable stand, so that the use requirement of the rolling mill is met in a telescopic mode of a gap bridge platform, and people can conveniently overhaul, maintain and the like through the gap bridge device.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the rolling mill telescopic gap bridge device with a movable stand comprises a guide driving frame set, a guide driven frame set, a connecting plate and a connecting platform,
guide driving frame group is through connecting arm-tie fixed connection to connecting plate one side No. one, guide driven frame group is through connecting arm-tie fixed connection to connecting plate opposite side No. two, bottom plate fixed connection to fixed frame platform is passed through to the connecting plate bottom, be equipped with a leading wheel and the drive wheel of a plurality of parallel arrangement on the guide driving frame group, be equipped with a plurality of parallel arrangement's leading wheel No. two on the guide driven frame group, one side and a leading wheel and drive wheel sliding connection of connection platform, the opposite side and No. two leading wheel sliding connection, the one end that guide driving frame group was kept away from to connection platform is equipped with the supporting wheel.
Furthermore, the guide driving frame group further comprises a first supporting plate, a driving motor and a connecting sleeve, the connecting sleeve is installed in the middle of the first supporting plate, the driving motor is fixedly connected with one end of the supporting shaft through the connecting sleeve, the other end of the supporting shaft is fixedly connected with the connecting plate, a driving wheel is arranged on the supporting shaft, two sides of the first supporting plate are fixedly connected with the connecting plate through a first guide post respectively, and a guide wheel is arranged on the first guide post.
Furthermore, the driving wheel is provided with fine teeth for increasing friction force.
Furthermore, an adjusting plate is arranged on the first connecting pull plate, a screw rod of the adjusting plate is in threaded connection with the first connecting pull plate, one end of the screw rod penetrates through the first connecting pull plate to be in contact with the push plate, and an upper column and a lower column of the push plate are respectively in contact connection with the upper end and the lower end of the supporting shaft.
Furthermore, the driven guide frame set further comprises a second support plate, and two sides of the second support plate are fixedly connected with the connecting plate through a second guide post respectively. And a second guide wheel is arranged on the second guide post.
Furthermore, a limiting plate is arranged at one end of the connecting platform.
Furthermore, round steel is arranged on two sides of the connecting platform.
Furthermore, the circumferential surfaces of the driving wheel, the first guide wheel and the second guide wheel are all concave structures.
Furthermore, two sides of the connecting platform are provided with fences.
Further, the model of the driving motor is YE2-80M 1-4.
Compared with the prior art, the telescopic gap bridge device of the rolling mill with the movable stand has the following advantages:
(1) compared with the original gap bridge, the telescopic gap bridge device of the rolling mill with the movable stand provided by the invention solves the problem that the stand can move for a large span in the rolling mill with the movable stand under the working state of roll changing.
(2) The invention creates the telescopic gap bridge device of the rolling mill with the movable stand, and people can extend out through the platform of the gap bridge device to work and overhaul between the platform of the fixed stand and the platform of the movable stand and the like when the rolling mill is in a two-roller working mode.
(3) The invention creates the telescopic gap bridge device of the rolling mill with the movable stand, and when the rolling mill is in a roll changing mode, the gap bridge can be retracted onto the fixed platform, so that the large-span movable roll changing of the movable stand is not influenced.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. In the drawings:
FIG. 1 is a front view of a telescopic gap bridge device of a rolling mill with a movable stand according to an embodiment of the invention;
FIG. 2 is a top view of the telescopic gap bridge device of the rolling mill with movable stand according to the embodiment of the invention;
FIG. 3 is a side view of the telescopic gap bridge device of the rolling mill with movable stand according to the inventive embodiment;
FIG. 4 is a front view of a guide driving frame set according to the embodiment of the invention;
FIG. 5 is a side sectional view of a guide driving frame set according to an embodiment of the invention;
fig. 6 is a schematic view of a guide driven frame set according to an embodiment of the present invention;
fig. 7 is a schematic view of a fixed rack platform according to an embodiment of the present invention.
Description of reference numerals:
1-a guide driving frame group; 11-support plate number one; 12-a drive motor; 13-connecting sleeve; 14-a drive wheel; 15-guide wheel number one; 16-a push plate; 17-supporting the shaft; 2-guiding the driven frame group; 21-support plate II; 22-second guide wheel; 3-connecting the plates; 4-a connection platform; 5-a connecting pulling plate; 51-an adjusting plate; 6-connecting a pull plate II; 7-a support wheel; 8-a limiting plate; 9-fixing the frame platform; 10-moving the gantry platform.
Detailed Description
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.
In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be construed broadly, e.g. as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
The invention will be described in detail with reference to the following embodiments with reference to the attached drawings.
A telescopic gap bridge device of a rolling mill with a movable stand is shown in figures 1 to 7 and comprises a guide driving frame set 1, a guide driven frame set 2, a connecting plate 3 and a connecting platform 4,
guide driving frame group 1 is through connecting arm-tie 5 fixed connection to connecting plate 3 one side No. one, guide driven frame group 2 is through connecting arm-tie 6 fixed connection to connecting plate 3 opposite side No. two, bottom plate fixed connection to fixed frame platform 9 is passed through to connecting plate 3 bottom, be equipped with a leading wheel 15 and drive wheel 14 of a plurality of parallel arrangement on the guide driving frame group 1, be equipped with a plurality of parallel arrangement's leading wheel 22 No. two on the guide driven frame group 2, one side and a leading wheel 15 and drive wheel 14 sliding connection of connection platform 4, opposite side and a leading wheel 22 sliding connection No. two, the one end that guide driving frame group 1 was kept away from to connection platform 4 is equipped with supporting wheel 7.
The guide driving frame set 1 further comprises a first supporting plate 11, a driving motor 12 and a connecting sleeve 13, the connecting sleeve 13 is installed in the middle of the first supporting plate 11, the driving motor 12 is fixedly connected with one end of a supporting shaft 17 through the connecting sleeve 13, the other end of the supporting shaft 17 is fixedly connected with a connecting plate 3, a driving wheel 14 is arranged on the supporting shaft, two sides of the first supporting plate 11 are fixedly connected with the connecting plate 3 through a first guide post respectively, and a first guide wheel 15 is arranged on the first guide post.
The driving wheel 14 is provided with serrations for increasing the friction.
Be equipped with regulating plate 51 on connection arm-tie 5, regulating plate 51's screw rod and connection arm-tie 5 threaded connection No. one, the one end of screw rod is passed connection arm-tie 5 and is contacted with push pedal 16, push pedal 16's upper column, lower post is connected with the upper and lower both ends contact of back shaft 17 respectively, it is too big when the clearance between connection platform 4 and drive wheel 14, when leading to frictional force little, screw up push pedal 16, push pedal 16 gives back shaft 17 an effort, be the frictional force increase between drive wheel 14 and the connection platform 4.
The guide driven frame group 2 further comprises a second support plate 21, two sides of the second support plate 21 are fixedly connected with the connecting plate 3 through a second guide post respectively, and a second guide wheel 22 is arranged on the second guide post. The stability of the connection platform 4 during movement is improved.
Connecting platform 4 one end is equipped with limiting plate 8, when connecting platform 4 moves forward, plays limiting displacement to connecting platform 4, avoids connecting platform 4 to drop.
Round steel is arranged on two sides of the connecting platform 4 and used for improving friction force between the connecting platform and the driving wheel 14.
The circumferential surfaces of the driving wheel 14, the first guide wheel 15 and the second guide wheel 22 are all concave structures, so that a guiding effect is provided for the connecting platform 4, and the connecting platform 4 is prevented from falling off. .
The fences are arranged on two sides of the connecting platform 4, so that the safety factor can be improved when the worker walks on the connecting platform 4.
The type of the driving motor 12 is YE2-80M 1-4.
A telescopic gap bridge device of a movable rolling mill of a stand is built between a fixed stand platform 9 and a movable stand platform 10, when the movable stand platform 10 moves towards a direction far away from the fixed stand platform 9, a switch of a driving motor 12 controls the driving motor 12 to work, a driving wheel 14 drives a connecting platform 4 to move, one end of the connecting platform 4 is moved onto the movable stand platform 10, and a gap bridge is formed; when the movable rack platform 10 continues to move away from the fixed rack platform 9 and the maximum moving distance of the connecting platform 4 can not contact the movable rack platform 10, the switch of the driving motor 12 is controlled to withdraw the connecting platform 4 to the fixed rack platform 9.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the invention, so that any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present invention, should be included in the scope of the present invention.
Claims (10)
1. The rolling mill telescopic gap bridge device with the movable frame is characterized in that: comprises a guide driving frame group (1), a guide driven frame group (2), a connecting plate (3) and a connecting platform (4),
guide driving frame group (1) is through connecting arm-tie (5) fixed connection to connecting plate (3) one side No. one, guide driven frame group (2) is through connecting arm-tie (6) fixed connection to connecting plate (3) opposite side No. two, bottom plate fixed connection to fixed frame platform (9) is passed through to connecting plate (3) bottom, be equipped with a leading wheel (15) and drive wheel (14) of a plurality of parallel arrangement on guide driving frame group (1), be equipped with a leading wheel (22) of a plurality of parallel arrangement on guide driven frame group (2), one side and a leading wheel (15) and drive wheel (14) sliding connection of connection platform (4), the opposite side and a leading wheel (22) sliding connection No. two, the one end that guide driving frame group (1) was kept away from in connection platform (4) is equipped with supporting wheel (7).
2. The telescopic gap bridge device of rolling mill with movable stand of claim 1, characterized in that: guide driving frame group (1) still includes backup pad (11), driving motor (12) and adapter sleeve (13), install at backup pad (11) middle part No. one in adapter sleeve (13), driving motor (12) pass through adapter sleeve (13) and back shaft (17) one end fixed connection, the other end and connecting plate (3) fixed connection of back shaft (17), be equipped with drive wheel (14) on the back shaft, backup pad (11) both sides are respectively through a guide post and connecting plate (3) fixed connection No. one, be equipped with leading wheel (15) No. one on the guide post.
3. The telescopic gap bridge device of rolling mill with movable stand of claim 2, characterized in that: the driving wheel (14) is provided with fine teeth for increasing friction force.
4. The telescopic gap bridge device of rolling mill with movable stand of claim 1, characterized in that: an adjusting plate (51) is arranged on the first connecting pulling plate (5), a screw rod of the adjusting plate (51) is in threaded connection with the first connecting pulling plate (5), one end of the screw rod penetrates through the first connecting pulling plate (5) to be in contact with the push plate (16), and an upper column and a lower column of the push plate (16) are in contact connection with the upper end and the lower end of the supporting shaft (17) respectively.
5. The telescopic gap bridge device of rolling mill with movable stand of claim 1, characterized in that: the guide driven frame group (2) further comprises a second supporting plate (21), two sides of the second supporting plate (21) are fixedly connected with the connecting plate (3) through a second guide post respectively, and a second guide wheel (22) is arranged on the second guide post.
6. The telescopic gap bridge device of rolling mill with movable stand of claim 1, characterized in that: and a limiting plate (8) is arranged at one end of the connecting platform (4).
7. The telescopic gap bridge device of rolling mill with movable stand of claim 1, characterized in that: and round steel is arranged on two sides of the connecting platform (4).
8. The telescopic gap bridge device of rolling mill with movable stand of claim 1, characterized in that: the circumferential surfaces of the driving wheel (14), the first guide wheel (15) and the second guide wheel (22) are all concave structures.
9. The telescopic gap bridge device of rolling mill with movable stand of claim 1, characterized in that: the two sides of the connecting platform (4) are provided with fences.
10. The telescopic gap bridge device of rolling mill with movable stand of claim 1, characterized in that: the type of the driving motor (12) is YE2-80M 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911048169.3A CN110814042B (en) | 2019-10-30 | Telescopic bridge device of rolling mill with movable frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911048169.3A CN110814042B (en) | 2019-10-30 | Telescopic bridge device of rolling mill with movable frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110814042A true CN110814042A (en) | 2020-02-21 |
| CN110814042B CN110814042B (en) | 2024-05-31 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10052855A1 (en) * | 2000-10-25 | 2002-05-16 | Mueller Weingarten Maschf | Roller changing device used in rolling machines comprises a movable bridge, roller changing car with a cradle, and a transporting arm with a positioning arm and cam |
| CN101780469A (en) * | 2009-12-30 | 2010-07-21 | 一重集团大连设计研究院有限公司 | Rolling mill ladle cover integral device |
| CN203791324U (en) * | 2014-04-09 | 2014-08-27 | 北京京诚之星科技开发有限公司 | Double-layer structure closed rolling mill fume extractor |
| KR20160077801A (en) * | 2014-12-24 | 2016-07-04 | 현대제철 주식회사 | Worktable for rolling mill |
| CN109500079A (en) * | 2018-12-18 | 2019-03-22 | 天津市中重科技工程有限公司 | Unilateral rack moves omnipotent reversible blooming mill |
| CN211990271U (en) * | 2019-10-30 | 2020-11-24 | 天津市中重科技工程有限公司 | Telescopic gap bridge device of rolling mill with movable frame |
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10052855A1 (en) * | 2000-10-25 | 2002-05-16 | Mueller Weingarten Maschf | Roller changing device used in rolling machines comprises a movable bridge, roller changing car with a cradle, and a transporting arm with a positioning arm and cam |
| CN101780469A (en) * | 2009-12-30 | 2010-07-21 | 一重集团大连设计研究院有限公司 | Rolling mill ladle cover integral device |
| CN203791324U (en) * | 2014-04-09 | 2014-08-27 | 北京京诚之星科技开发有限公司 | Double-layer structure closed rolling mill fume extractor |
| KR20160077801A (en) * | 2014-12-24 | 2016-07-04 | 현대제철 주식회사 | Worktable for rolling mill |
| CN109500079A (en) * | 2018-12-18 | 2019-03-22 | 天津市中重科技工程有限公司 | Unilateral rack moves omnipotent reversible blooming mill |
| CN211990271U (en) * | 2019-10-30 | 2020-11-24 | 天津市中重科技工程有限公司 | Telescopic gap bridge device of rolling mill with movable frame |
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Country or region after: China Address after: No.16, Jingxiang Road, Science Park, Beichen District, Tianjin, 300409 Applicant after: Zhongzhong Technology (Tianjin) Co.,Ltd. Address before: No.16, Jingxiang Road, Science Park, Beichen District, Tianjin, 300409 Applicant before: TIANJIN ZHONGZHONG SCIENCE TECHNOLOGY & ENGINEERING Co.,Ltd. Country or region before: China |
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