CN111558622A - Guide and guard structure of green environment-friendly U-shaped steel sheet pile continuous rolling mill - Google Patents
Guide and guard structure of green environment-friendly U-shaped steel sheet pile continuous rolling mill Download PDFInfo
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- CN111558622A CN111558622A CN202010502603.7A CN202010502603A CN111558622A CN 111558622 A CN111558622 A CN 111558622A CN 202010502603 A CN202010502603 A CN 202010502603A CN 111558622 A CN111558622 A CN 111558622A
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- 238000005096 rolling process Methods 0.000 title claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 14
- 239000010959 steel Substances 0.000 title claims abstract description 14
- 238000009434 installation Methods 0.000 abstract description 4
- 238000003754 machining Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 238000005496 tempering Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002699 waste material Substances 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
- B21B39/00—Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B39/14—Guiding, positioning or aligning work
- B21B39/16—Guiding, positioning or aligning work immediately before entering or after leaving the pass
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Abstract
The invention discloses a guide and guard structure of a green environment-friendly U-shaped steel sheet pile tandem mill, which comprises an upper guide and guard and a lower guide and guard; the upper guide is connected with an upper eccentric connecting device, and the upper eccentric connecting device is arranged on the upper U-shaped guide beam; two ends of the upper U-shaped guide beam are respectively and fixedly arranged on the continuous rolling mill; the lower guide is connected with a lower eccentric connecting device, and the lower eccentric connecting device is arranged on the lower U-shaped guide beam; and two ends of the lower U-shaped guide beam are respectively and fixedly arranged on the continuous rolling mill. The invention arranges the U-shaped guide beam and the guide eccentric adjusting box connected with the U-shaped guide beam around the roller, so that the design leaves enough longitudinal space for the installation and adjustment of the guide, meanwhile, the guide is installed and fixed on the eccentric shaft of the guide eccentric shaft adjusting box, and the guide eccentric shaft adjusting box is installed and fixed on the new U-shaped upper and lower guide beams, thereby ensuring the integral strength of the guide.
Description
Technical Field
The invention belongs to the field of tandem mill equipment, and particularly relates to a guide and guard structure of a green environment-friendly U-shaped steel sheet pile tandem mill.
Background
A roller of a continuous rolling mill for rolling the U-shaped steel sheet pile needs to be provided with a guide for auxiliary processing. The installation mode of the guide is that a wedge-shaped block on the guide beam is directly adopted to compress the guide or the guide is welded on the guide beam.
If the wedge block pressing mode is adopted, the wedge block deformation caused by the machining precision and long-term use can finally cause the guide and guard to be infirm in fixation, and the guide and guard are easy to shift and deform after being rolled for many times, so that the quality of the final rolled finished product is influenced.
If adopt and to lead the mode of defending the welding on leading defending the roof beam, though can guarantee to lead and defend intensity, nevertheless lead after the welding is accomplished and defend just can't readjusting, need the operation of moving fire just can separate leading defending and leading defending the roof beam, increase the adjustment time of leading defending by a wide margin, and move fire the operation and very easily damage the structure of leading defending and leading defending the roof beam, waste time and difficultly.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a guide and guard structure of a green environment-friendly U-shaped steel sheet pile continuous rolling machine, so as to solve the defects in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
green U shaped steel sheet pile tandem mill is led and is defended structure corresponds the tandem mill, is provided with top roll and lower roll on the tandem mill, its characterized in that: the guide structure comprises an upper guide which is arranged on the continuous rolling mill and corresponds to the upper roller and a lower guide which is arranged on the continuous rolling mill and corresponds to the lower roller; the upper guide is connected with an upper eccentric connecting device, and the upper eccentric connecting device is arranged on the upper U-shaped guide beam; two ends of the upper U-shaped guide beam are respectively and fixedly arranged on the continuous rolling mill; the lower guide is connected with a lower eccentric connecting device, and the lower eccentric connecting device is arranged on the lower U-shaped guide beam; and two ends of the lower U-shaped guide beam are respectively and fixedly arranged on the continuous rolling mill.
According to the optimized scheme, the upper eccentric connecting device comprises an upper guide eccentric adjusting box connected with an upper U-shaped guide beam, two groups of upper through holes are formed in two sides of the upper guide eccentric adjusting box, an upper flange is installed at each upper through hole, and an upper eccentric shaft is fixed between the upper flanges of the same group; the two upper eccentric shafts are respectively connected with the upper guide and the guard through connecting plates.
According to the optimized scheme, a plurality of flange through holes are uniformly formed in the upper flange, box body through holes in one-to-one correspondence with the flange through holes are formed in the upper guide eccentric adjusting box, and the flange through holes are connected with the corresponding box body through holes through connecting pieces.
According to the optimized scheme, the lower eccentric connecting device comprises a lower guide eccentric adjusting box connected with a lower U-shaped guide beam, two groups of lower through holes are formed in two sides of the lower guide eccentric adjusting box, a lower flange is installed at each lower through hole, and a lower eccentric shaft is fixed between the lower flanges of the same group; the two lower eccentric shafts are respectively connected with the lower guide through connecting plates.
According to the optimized scheme, a plurality of flange through holes are uniformly formed in the lower flange, box body through holes in one-to-one correspondence with the flange through holes are formed in the lower guide eccentric adjusting box, and the flange through holes are connected with the corresponding box body through holes through connecting pieces.
According to the optimized scheme, the upper guide eccentric adjusting box is fixedly connected with an upper U-shaped guide beam through a bolt; the lower guide eccentric adjusting box is fixedly connected with the lower U-shaped guide beam through a bolt.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the beneficial effects that:
1. the invention arranges the U-shaped guide beam and the guide eccentric adjusting box connected with the U-shaped guide beam around the roller, so that the design leaves enough longitudinal space for the installation and adjustment of the guide, meanwhile, the guide is installed and fixed on the eccentric shaft of the guide eccentric shaft adjusting box, and the guide eccentric shaft adjusting box is installed and fixed on the new U-shaped upper and lower guide beams, thereby ensuring the integral strength of the guide.
The U-shaped guide beam is made of 42CrMo, is obtained by finish machining after forging, has ultrahigh strength and toughness, and can bear larger impact load after quenching and tempering.
2. The invention can realize the extension and retraction of the guide and guard by rotating the two eccentric shafts on the guide and guard eccentric shaft adjusting box, the extension and retraction amount of the guide and guard depends on the designed eccentric distance of the eccentric shafts, and the position of the guide and guard can be adjusted by manually adjusting the position of the eccentric shafts by workers.
3. The guide and guard are arranged on the U-shaped guide and guard beam through bolts, and compared with the original design of compressing the side guide and guard through the wedge-shaped block, the fixing mode is more stable and firmer, and the bearable impact load is stronger.
The invention is further illustrated with reference to the figures and examples.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
fig. 2 is a schematic cross-sectional structure diagram according to an embodiment of the present invention.
Detailed Description
Examples
As shown in fig. 1-2, the guide and guard structure of the green and environment-friendly U-shaped steel sheet pile tandem mill corresponds to a tandem mill, and the tandem mill is provided with an upper roller 1 and a lower roller 12, and in addition, the guide and guard is also an existing product. Therefore, the structures and working principles of the tandem mill and the guide are the prior art and are not described in detail.
The guide structure comprises an upper guide 6 which is arranged on the continuous rolling mill and corresponds to the upper roller and a lower guide 8 which is arranged on the continuous rolling mill and corresponds to the lower roller.
The upper guide 6 is connected with an upper eccentric connecting device which is arranged on the upper U-shaped guide beam 2. And two ends of the upper U-shaped guide beam are respectively and fixedly arranged on the continuous rolling mill. The upper eccentric connecting device comprises an upper guide eccentric adjusting box 3 connected with an upper U-shaped guide beam 2, two groups of upper through holes are arranged on two sides of the upper guide eccentric adjusting box 3, an upper flange 7 is arranged at each upper through hole, and an upper eccentric shaft 4 is fixed between the upper flanges 7 of the same group. The two upper eccentric shafts 4 are respectively connected with an upper guide 6 through connecting plates. The upper flange is evenly provided with a plurality of flange through holes 5, the upper guide eccentric adjusting box is provided with box body through holes which are in one-to-one correspondence with the flange through holes, and the flange through holes 5 are connected with the corresponding box body through holes through connecting pieces. The connecting piece is generally a detachable bolt.
The lower guide 8 is connected with a lower eccentric connecting device which is arranged on the lower U-shaped guide beam 11. And two ends of the lower U-shaped guide beam 11 are respectively and fixedly arranged on the continuous rolling mill. The lower eccentric connecting device comprises a lower guide eccentric adjusting box 10 connected with a lower U-shaped guide beam 11, two groups of lower through holes are arranged on two sides of the lower guide eccentric adjusting box 10, a lower flange (not shown) is arranged at each lower through hole, and a lower eccentric shaft 9 is fixed between the lower flanges of the same group. The two lower eccentric shafts 9 are respectively connected with a lower guide 11 through connecting plates. The lower flange is uniformly provided with a plurality of flange through holes (not shown), the lower guide eccentric adjusting box is provided with box body through holes which are in one-to-one correspondence with the flange through holes (not shown), and the flange through holes (not shown) are connected with the corresponding box body through holes through connecting pieces. The connecting piece is generally a detachable bolt.
The invention arranges the U-shaped guide beam and the guide eccentric adjusting box connected with the U-shaped guide beam around the roller, so that the design leaves enough longitudinal space for the installation and adjustment of the guide, meanwhile, the guide is installed and fixed on the eccentric shaft of the guide eccentric shaft adjusting box, and the guide eccentric shaft adjusting box is installed and fixed on the new U-shaped upper and lower guide beams, thereby ensuring the integral strength of the guide.
The U-shaped guide beam is made of 42CrMo, is obtained by finish machining after forging, has ultrahigh strength and toughness, and can bear larger impact load after quenching and tempering.
The invention can realize the extension and retraction of the guide and guard by rotating the two eccentric shafts on the guide and guard eccentric shaft adjusting box, the extension and retraction amount of the guide and guard depends on the designed eccentric distance of the eccentric shafts, and the position of the guide and guard can be adjusted by manually adjusting the position of the eccentric shafts by workers.
The upper guide eccentric adjusting box is fixedly connected with the upper U-shaped guide beam through a bolt. The lower guide eccentric adjusting box is fixedly connected with the lower U-shaped guide beam through a bolt.
The guide and guard are arranged on the U-shaped guide and guard beam through bolts, and compared with the original design of compressing the side guide and guard through the wedge-shaped block, the fixing mode is more stable and firmer, and the bearable impact load is stronger.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" 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" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. Green U shaped steel sheet pile tandem mill is led and is defended structure corresponds the tandem mill, is provided with top roll and lower roll on the tandem mill, its characterized in that: the guide structure comprises an upper guide which is arranged on the continuous rolling mill and corresponds to the upper roller and a lower guide which is arranged on the continuous rolling mill and corresponds to the lower roller;
the upper guide is connected with an upper eccentric connecting device, and the upper eccentric connecting device is arranged on the upper U-shaped guide beam; two ends of the upper U-shaped guide beam are respectively and fixedly arranged on the continuous rolling mill;
the lower guide is connected with a lower eccentric connecting device, and the lower eccentric connecting device is arranged on the lower U-shaped guide beam; and two ends of the lower U-shaped guide beam are respectively and fixedly arranged on the continuous rolling mill.
2. The guide and guard structure of the environment-friendly U-shaped steel sheet pile continuous rolling machine according to claim 1, wherein: the upper eccentric connecting device comprises an upper guide eccentric adjusting box connected with an upper U-shaped guide beam, two groups of upper through holes are arranged on two sides of the upper guide eccentric adjusting box, an upper flange is arranged at each upper through hole, and an upper eccentric shaft is fixed between the upper flanges of the same group; the two upper eccentric shafts are respectively connected with the upper guide and the guard through connecting plates.
3. The guide and guard structure of the green environment-friendly U-shaped steel sheet pile continuous rolling machine according to claim 2, wherein: the upper flange is evenly provided with a plurality of flange through holes, the upper guide eccentric adjusting box is provided with box body through holes which are in one-to-one correspondence with the flange through holes, and the flange through holes are connected with the corresponding box body through holes through connecting pieces.
4. The guide and guard structure of the environment-friendly U-shaped steel sheet pile continuous rolling machine according to claim 1, wherein: the lower eccentric connecting device comprises a lower guide eccentric adjusting box connected with a lower U-shaped guide beam, two groups of lower through holes are arranged on two sides of the lower guide eccentric adjusting box, a lower flange is arranged at each lower through hole, and a lower eccentric shaft is fixed between the lower flanges of the same group; the two lower eccentric shafts are respectively connected with the lower guide through connecting plates.
5. The guide and guard structure of the green environment-friendly U-shaped steel sheet pile continuous rolling machine according to claim 4, wherein: the lower flange is evenly provided with a plurality of flange through holes, the lower guide eccentric adjusting box is provided with box body through holes which are in one-to-one correspondence with the flange through holes, and the flange through holes are connected with the corresponding box body through holes through connecting pieces.
6. The guide and guard structure of the green environment-friendly U-shaped steel sheet pile tandem mill according to claim 3 or 5, wherein: the upper guide eccentric adjusting box is fixedly connected with the upper U-shaped guide beam through a bolt; the lower guide eccentric adjusting box is fixedly connected with the lower U-shaped guide beam through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010502603.7A CN111558622A (en) | 2020-06-05 | 2020-06-05 | Guide and guard structure of green environment-friendly U-shaped steel sheet pile continuous rolling mill |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010502603.7A CN111558622A (en) | 2020-06-05 | 2020-06-05 | Guide and guard structure of green environment-friendly U-shaped steel sheet pile continuous rolling mill |
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| Publication Number | Publication Date |
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| CN111558622A true CN111558622A (en) | 2020-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010502603.7A Pending CN111558622A (en) | 2020-06-05 | 2020-06-05 | Guide and guard structure of green environment-friendly U-shaped steel sheet pile continuous rolling mill |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113546959A (en) * | 2021-07-20 | 2021-10-26 | 马鞍山钢铁股份有限公司 | Device and method for reducing hot-rolled H-shaped steel web waves |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004114080A (en) * | 2002-09-25 | 2004-04-15 | Nippon Steel Corp | Guide device for section steel rolling mill |
| CN2925661Y (en) * | 2006-05-25 | 2007-07-25 | 宝山钢铁股份有限公司 | Adjustable guiding frame |
| CN201073656Y (en) * | 2007-07-30 | 2008-06-18 | 攀枝花新钢钒股份有限公司 | Guide fixing device of edging mill |
| CN104550271A (en) * | 2014-12-25 | 2015-04-29 | 合肥市百胜科技发展股份有限公司 | Adjustable guide |
| CN204544985U (en) * | 2015-04-30 | 2015-08-12 | 合肥精工导卫配件有限责任公司 | A kind of guide groove rolling guide |
| CN110270595A (en) * | 2019-06-26 | 2019-09-24 | 河北津西钢板桩型钢科技有限公司 | City rail girder system arranges narrow edge of a wing asymmetry fashioned iron guide and guard structure |
| CN212310433U (en) * | 2020-06-05 | 2021-01-08 | 科赫工业设备技术（上海）有限公司 | Guide and guard structure of green environment-friendly U-shaped steel sheet pile continuous rolling mill |
-
2020
- 2020-06-05 CN CN202010502603.7A patent/CN111558622A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004114080A (en) * | 2002-09-25 | 2004-04-15 | Nippon Steel Corp | Guide device for section steel rolling mill |
| CN2925661Y (en) * | 2006-05-25 | 2007-07-25 | 宝山钢铁股份有限公司 | Adjustable guiding frame |
| CN201073656Y (en) * | 2007-07-30 | 2008-06-18 | 攀枝花新钢钒股份有限公司 | Guide fixing device of edging mill |
| CN104550271A (en) * | 2014-12-25 | 2015-04-29 | 合肥市百胜科技发展股份有限公司 | Adjustable guide |
| CN204544985U (en) * | 2015-04-30 | 2015-08-12 | 合肥精工导卫配件有限责任公司 | A kind of guide groove rolling guide |
| CN110270595A (en) * | 2019-06-26 | 2019-09-24 | 河北津西钢板桩型钢科技有限公司 | City rail girder system arranges narrow edge of a wing asymmetry fashioned iron guide and guard structure |
| CN212310433U (en) * | 2020-06-05 | 2021-01-08 | 科赫工业设备技术（上海）有限公司 | Guide and guard structure of green environment-friendly U-shaped steel sheet pile continuous rolling mill |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113546959A (en) * | 2021-07-20 | 2021-10-26 | 马鞍山钢铁股份有限公司 | Device and method for reducing hot-rolled H-shaped steel web waves |
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