CN104759892A - Channel section steel production system and production method thereof - Google Patents
Channel section steel production system and production method thereof Download PDFInfo
- Publication number
- CN104759892A CN104759892A CN201510127514.8A CN201510127514A CN104759892A CN 104759892 A CN104759892 A CN 104759892A CN 201510127514 A CN201510127514 A CN 201510127514A CN 104759892 A CN104759892 A CN 104759892A
- Authority
- CN
- China
- Prior art keywords
- channel steel
- milling train
- rolling
- roll
- production
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/06—Metal-working plant comprising a number of associated machines or apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Metal Rolling (AREA)
Abstract
The invention provides a channel section steel production system and a production method thereof. The channel section steel production system comprises a feeding device, a heating device, a hot-rolling unit, a roll-bending unit and a fixed-length cutting device which are sequentially arranged. Flat steel blank raw materials are selected, heated through an electric induction heating device and then are fed into rolling mills of two machine frames to be subjected to rolling deformation, a first pass is used for thickness decrease, a second pass is used for plate shape forming of cross sections of rolled pieces before hot bending, and the two machine frames conducts deformation rolling on the raw materials simultaneously in a continuous-rolling state. By the adoption of simplified two-pass hot rolling, the thickness and plate shapes all cross section of flattened and spread channel section steel are rolled, waste heat is utilized to conduct hot bending forming on the continuous roll-bending unit, and fixed-length sawing, cooling and finishing are performed to obtain channel section steel products. The production method is simplified, hole type rolling pass is simplified, production difficulty is reduced, and the production success rate and finished material rate are improved. The number of the rolling mills is decreased, a production line is shortened, short-process production is achieved, and investment and follow-up maintenance cost are reduced.
Description
Technical field
The present invention relates to iron and steel metallurgical industry rolling technical field, particularly a kind of production system of Novel compact formula short route channel steel and production method thereof.
Background technology
Conduit steel is a kind of grooved (or claiming C type), and leg is with the steel of certain profile of tooth, by modes such as welding with upper links/rivet, is embedded in concrete, and surface is concordant with concrete.Conduit steel has Multiple Type, and it has an anti-loosening design, by special T-shaped bolt with the use of, both fastening convenience, also can regulate arbitrarily, are the first-selected securing member of many Larger Engineering Projects as railway tunnel, bridge, airport etc.Along with the develop rapidly of China's high ferro, this product after Coating process, because of its higher antiseptic power, outstanding dynamic load ability, is installed on the features such as easy to maintenance, safe and reliable, is used widely in high ferro tunnel and approves.
Current external German HALFEN conduit steel occupies China staple market, and separately some is provided by domestic professional production enterprise.The production of current conduit steel adopts groove rolling to add roll shape bending molding process, namely rolled piece in the middle of being first rolled into the rectangle of big cross section/square raw material needed for roll bending " M " type by traditional pass rolling mode, and then by the effigurate roll shape roll of band, " M " type rolled piece is bent to finished section finished product, as depicted in figs. 1 and 2, because current main rolling deformation operation adopts be: traditional multi-pass groove rolling method is produced.The drawback of this production method mainly contains: plant equipment is old, complicated, heavy; Groove rolling complex procedures, loaded down with trivial details; Hole type design required precision is higher, and guide unit design is complicated, produces adjustment difficulty large; Rolling pass is many, and roll consumption is high; Subsequent thermal roll forming is also carried out on conventional mill, makes to produce conduit steel based on this traditional processing technology, and roll useless probability large, lumber recovery is low, is generally no more than 90%, causes production cost high.
Summary of the invention
The deficiencies in the prior art in view of the above, the object of invention is the production system providing a kind of channel steel, by hot rolling and the online seamless connection of hot bending, while simplifying hot-rolled process, improve product lumber recovery, reduce and roll useless rate, reduce production cost, enhance productivity.
For achieving the above object and other relevant objects, the invention provides a kind of production system of channel steel, comprise the feeding device, heater, Hot Rolling Mill, the roll bending unit that set gradually and cut length measuring device; Described Hot Rolling Mill at least comprises for the first milling train of thinning sotck thinkness with for shaping the second milling train in plate face, the forming tank that the section thickness that the roll of described second milling train being provided with to tile with channel steel launches is corresponding.
The Main Function of the first milling train: thickness is thinning provides supplied materials for plate face is shaping; Abolish and add thermogenetic iron scale.The Main Function of the second rolling mill: plate face is shaping, for hot bending provides finished section supplied materials; Also the formation rolling of groove internal tooth can be carried out.After being rolled into final required plate face shape, directly sending into continuous rolling bender group by conveyor roller and carry out multi-pass hot bending.Hot bending passage can be considered according to the cross dimensions of hot bending unit capacity, channel steel and the combined factors such as characteristic, production capacity, can certainly be clod wash.
Simplifying of this system groove rolling passage, makes hole type design and guide and guard simplification, execute-in-place simple, lowers production difficulty, improve and be produced into power, lumber recovery; Reduce milling train quantity, reduce milling train specifications and models, shorten production line, realize short route and produce.
As preferably: be provided with iron scale scavenge unit between described heater and the first milling train; Or be provided with iron scale scavenge unit between heater and the first milling train and between the first milling train and the second milling train.
Iron scale scavenge unit is used for the iron scale formed after heating to remove.The medium of iron scale scavenge unit is preferably the compressed air of high pressure, by purge mode remove, can ensure rolled piece enter milling train after temperature, certainly also can adopt water under high pressure.
As preferably: described first milling train and the second milling train are duo mill, first milling train is flat roll mill, a roll of described second milling train is provided with the first groove, another roll is provided with two the second grooves, described first groove and the second groove form forming tank, described first groove and the channel steel width launched that tiles is corresponding, and the second groove is corresponding with the kink of channel steel two sideband internal tooth.
As preferably: described first milling train is close to the second milling train and is connected, described second milling train or roll bending unit are provided with the rolling roll shape for rolling channel steel internal tooth.The first milling train and the second milling train symmetric rolling can be realized, and continuous rolling, reduce the cooling of rolled piece.
As preferably: described heater is electrical induction device, described in cut length measuring device after be also provided with cooling device and calibration devices, calibration devices is mainly used in straightening or adjusts curved, reconditioning, boring, packing etc.
In order to realize enforcement of the present invention further, the present invention provides a kind of production method of channel steel simultaneously, comprises the following steps:
S1, to select materials, choose flat steel or steel billet as raw material; The flat steel that raw material choose is close with channel steel each several part original depth.Raw thickness is different because channel steel is different.
S2, heating, heating raw materials is temperature required to hot rolling, and it is temperature required that raw material is heated to hot rolling through electrical induction device, about 1000 DEG C.
S3, raw thickness are thinning, are rolled in rolling unit; The ironed thickness to launching near channel steel tiling of raw material;
S4, plate face are shaping, the rolled piece obtained are rolled into the shape that channel steel tiling launches in step S3;
S5, hot bending, become channel steel by the rolled piece obtained in step S4 through multi-pass hot bending;
S6, cutting are rolled off the production line, and the channel steel after hot bending is cut into final required scale through saw, and rolls off the production line after cooling, follow-up finishing process.
As preferably: in described step 3, raw material reduction is 5% ~ 50%.
For simplifying rolling process, select near-net-shape blank, i.e. flat steel billet or steel.Raw thickness, through the compression of two passages, obtains each section thickness after channel steel tiling.Therefore, choosing of drafts must be economic and practical and reasonable.As too large, then milling train reduction in pass is bigger than normal, and mill capacity is higher, or increase passage reduces mill load, in addition, flat steel product also can be made to produce when large pressure and significantly spread, affect the width after finished product tiling; As too little, then molding effect is not good.Therefore, general every time lengthening coefficient of 1.05 ~ 1.4 of consideration.So two passage overall elongations control in 1.6, get lengthening coefficient compromise value.Lengthening coefficient: shaping front thickness/shaping rear thickness.
Raw material reduction: (after shaping front thickness-roll forming thickness)/shaping front thickness, in the present invention, shaping front thickness is raw thickness, and after roll forming, thickness is the thickness after heating and rolling.
As preferably: by flat roll mill rolling in described step S3, in described step S4 milling train roll on be provided with the corresponding forming tank of the section thickness that launches of tiling with channel steel, described rolled piece is out of shape in the milling train of step S3 and step S4 simultaneously, forms continuous rolling.
As preferably: in described step S4, the shape that channel steel tiling launches is banded, banded both sides turn down formation folding portion downwards, inside folding portion, there is internal tooth, described internal tooth is shaping in steps s 4 or s 5, i.e. the internal tooth of channel steel, and in the plate shape roll forming of the second rolling mill, rolling draws, also can in the first passage of hot bending unit, the roll-in of band tooth hot bending draws.
As preferably: be also provided with the step abolished and add thermogenetic iron scale between described step S2 and step S4, or be provided with the step removing iron scale between described step S2 and step S3 and between step S3 and step S4; For obtaining good hot bending performance, in described step S5, hot bending passage is more than or equal to 4 roads.
As mentioned above, the beneficial effect of the invention is:
1) simplify production technology, simplify groove rolling passage, lower production difficulty, improve and be produced into power, lumber recovery;
2) reduce milling train quantity, reduce milling train specifications and models, shorten production line, realize short route and produce, reduce enterprise's one-time investment and follow-up maintenance cost;
3) reduce roll consumption, reduce production cost;
4) simplifying of groove rolling passage, make hole type design and guide and guard simplification, execute-in-place simple, production efficiency improves;
5) seamless connection hot rolling, hot bending process, energy-saving and cost-reducing, realize channel steel short route, standardization, mass production, productivity effect maximizes.
6) the inventive method is applicable to the production of other specifications of channel steel, is also applicable to the production of similar section configuration shaped steel product.
Accompanying drawing explanation
Fig. 1 is channel steel section structure schematic diagram;
Fig. 2 serves as reasons " M ", and type rolled piece roll bending becomes finished section finished product schematic diagram;
Fig. 3 is channel steel traditional processing technology flow process;
Fig. 4 is the arrangement relation figure of production system in the embodiment of the present invention;
Fig. 5 is the roll profile schematic diagram of the second milling train;
Fig. 6 is the flat raw material sectional schematic diagram chosen in the embodiment of the present invention;
Fig. 7 is operation schematic diagram in the embodiment of the present invention;
Fig. 8 is process chart of the present invention.
Piece mark explanation
01 channel steel body
02 folding portion
03 internal tooth
1 feeding device
2 electrical induction devices
3 Hot Rolling Mill
30 forming tank
31 first milling trains
32 second milling trains
33 first grooves
34 second grooves
4 roll bending units
5 cut length measuring device
6 cooling devices
7 iron scale scavenge units
8 calibration devices
Detailed description of the invention
By particular specific embodiment, working of an invention mode is described below, person skilled in the art scholar the content disclosed by this description can understand other advantages and effect of invention easily.
Embodiment
Shown in Fig. 1, be the structural representation of channel steel described in the present invention, comprise channel steel body 01, folding portion 02, and be located at the internal tooth 03 inside folding portion 02, be tabular in the middle of after channel steel tiling launches, both sides still have folding portion 02 downwards.
Fig. 2 and the signal that Figure 3 shows that traditional mode of production operation, namely rolled piece in the middle of being first rolled into the rectangle of big cross section/square raw material needed for roll bending " M " type by traditional pass rolling mode, and then by being with effigurate roll shape roll that " M " type rolled piece is bent to finished section finished product.Plant equipment is old, complicated, heavy; Groove rolling complex procedures, loaded down with trivial details; Hole type design required precision is higher, and guide unit design is complicated, produces adjustment difficulty large; Rolling pass is many, and roll consumption is high; Subsequent thermal roll forming is also carried out on conventional mill, makes to produce conduit steel based on this traditional processing technology, and roll useless probability large, lumber recovery is low, causes production cost high.
As shown in Figure 4 and Figure 5, the invention provides a kind of production system of channel steel, comprise set gradually feeding device 1, electrical induction device 2, Hot Rolling Mill 3, roll bending unit 4, cut length measuring device 5, cooling device 6 and calibration devices 8; Hot Rolling Mill 3 has the first milling train 31 to be connected formation with the second milling train 32 next-door neighbour, the section thickness that the roll of the second milling train 32 being provided with to tile with channel steel launches and the corresponding forming tank 30 of version type.Iron scale scavenge unit 7 is equipped with between heater 2 and the first milling train 31 and between the first milling train 31 and the second milling train 32.Iron scale scavenge unit 7 is removed for the iron scale will formed after heating, adopts the compressed air of high pressure to purge in this example.
The Main Function of the first milling train 31: thickness is thinning provides supplied materials for plate face is shaping; Abolish and add thermogenetic iron scale.The Main Function of the second rolling mill: plate face is shaping, for hot bending provides finished section supplied materials; Also the formation rolling of groove internal tooth can be carried out.After being rolled into final required plate face shape, directly sending into continuous rolling bender group 4 by conveyor roller and carry out multi-pass hot bending.Hot bending passage can be considered according to the cross dimensions of hot bending unit capacity, channel steel and the combined factors such as characteristic, production capacity, can certainly be clod wash.The first milling train 31 and the second milling train 32 deform in same pace rolling can be realized, and continuous rolling, reduce the cooling of rolled piece.
Described first milling train 31 and the second milling train 32 are duo mill, first milling train 31 is flat roll mill, a roll of described second milling train 32 is provided with the first groove 33, another roll is provided with two the second grooves 34, described first groove 33 and the second groove 34 form forming tank 30, described first groove 33 and the channel steel width launched that tiles is corresponding, and the second groove 34 is corresponding with the kink of channel steel two sideband internal tooth.Described second milling train 32 or roll bending unit 4 are provided with the rolling roll shape for rolling channel steel internal tooth.
As shown in Figure 6 to 8, the present invention additionally provides a kind of production method of channel steel simultaneously, and the channel steel production method for 30mm × 26mm specific standard size is described in detail, and specifically comprises the following steps:
The selection of S1, raw material
The flat steel that raw material choose is close with channel steel each several part original depth or steel billet.The band steel of raw material 98mm × 6mm is selected in this example, the choosing of raw material width consider the tiling of channel steel each several part launch after similar width, needed for the thickness choosing under the certain depression degree and channel steel its flat presentation considering subsequent hot rolled two passages of raw thickness, 2.9mm and 3.5mm two different-thickness, namely in Fig. 1, the thickness of folding portion 03 is 3.5mm, and the thickness of channel steel body 01 is 2.9mm.
It is temperature required that S2, raw material are heated to hot rolling through electrical induction device 2, after about 1000 DEG C, removes the iron scale produced after heating, then enter the first milling train 31 and be rolled through iron scale scavenge unit.
S3, the first milling train 31 are flat roll mill, and blank thick for 6mm pressure is deformed into 3.5mm ~ 4mm thickness; Abolish while first milling train 31 rolling and added thermogenetic iron scale, removed by iron scale cleaning machine after this and again clear up.
S4 and then be rolled into the section required size after channel steel tiling deployed condition, the corresponding forming tank 30 of section thickness that the second milling train 32 launches for being carved with the tiling of corresponding channel steel through the second milling train 32, carries out tooth formation rolling to grooved internal tooth simultaneously.First milling train 31 and the second milling train 32 are close to be arranged, rolled piece is out of shape in two rolling mills simultaneously, forms continuous rolling, shortens rolling line length, reduces the temperature drop of rolled piece.
S5, make final required plate face shape after, directly send into continuous hot bending unit by conveyor roller and carry out multi-pass hot bending.Hot bending passage can be considered according to the cross dimensions of hot bending unit capacity, channel steel and the combined factors such as characteristic, production capacity, and therefore hot bending passage is generally more than 4 roads.
Channel steel after S6, hot bending is cut into after final required scale through saw, cooling.
S7, eventually pass through follow-up finished machined process: straightening or adjust curved, reconditioning, boring, packing etc., obtain channel steel product needed for user.
Select the flat steel close with channel steel each several part original depth, after being heated by electrical induction device 2, enter in the milling train of two frames and be rolled distortion, it is thinning that first passage is used for thickness, second passage is used for plate formation type, and two rolling mills carry out distortion rolling to raw material simultaneously, in tandem rolling state, through the two passage hot rollings simplified, roll out the thickness after channel steel tiling expansion and template, recycling waste heat enters continuous hot bending unit and carries out hot bending, through scale sawing, cooling is rolled off the production line, final channel steel product is obtained after follow-up finishing process, certainly the mode of clod wash can also be adopted in other embodiments, feeding device 1 in the present invention, roll bending unit 4, cut length measuring device 5, cooling device 6 and calibration devices 8 are all can provide in prior art, do not repeat them here, the present invention mainly realizes short route rolling by the difference of selecting materials and rolling mode.
The present invention changes the mode of production of traditional multi-pass groove rolling and roll bending, make full use of channel steel finished product cut surface character, simplify groove rolling operation, and realize seamless link with roll bending, form the novel short route hot rolling of channel steel and add hot bending manufacturing technique method, improve product lumber recovery, reduce and roll useless rate, reduce production cost, enhance productivity.Adopt production method of the present invention, the standardization of short route channel steel, mass production can be realized.
The present invention can be used for channel steel products of different specifications and produces, and also can be applicable to the production of similar section profiled bar product.
Any person skilled in the art scholar all under the spirit and category of invention, can modify above-described embodiment or changes.Therefore, such as have in art and usually know that the knowledgeable modifies or changes not departing from all equivalences completed under the spirit and technological thought that invention discloses, must be contained by the claim of inventing.
Claims (10)
1. a production system for channel steel, is characterized in that: comprise the feeding device, heater, Hot Rolling Mill, the roll bending unit that set gradually and cut length measuring device; Described Hot Rolling Mill at least comprises for the first milling train of thinning sotck thinkness with for shaping the second milling train in plate face, the forming tank that the section thickness that the roll of described second milling train being provided with to tile with channel steel launches is corresponding.
2. the production system of a kind of channel steel according to claim 1, is characterized in that: be provided with iron scale scavenge unit between described heater and the first milling train; Or be provided with iron scale scavenge unit between heater and the first milling train and between the first milling train and the second milling train.
3. the production system of a kind of channel steel according to claim 1, it is characterized in that: described first milling train and the second milling train are duo mill, first milling train is flat roll mill, a roll of described second milling train is provided with the first groove, another roll is provided with two the second grooves, described first groove and the second groove form forming tank, and described first groove and the channel steel width launched that tiles is corresponding, and the second groove is corresponding with the kink of channel steel two sideband internal tooth.
4. the production system of a kind of channel steel according to claim 1, is characterized in that: described first milling train is close to the second milling train and is connected, and described second milling train or roll bending unit is provided with the rolling roll shape for rolling channel steel internal tooth.
5. the production system of a kind of channel steel according to claim 1, is characterized in that: described heater is electrical induction device, described in cut length measuring device after be also provided with cooling device and calibration devices.
6. a production method for channel steel, is characterized in that, comprises the following steps:
S1, to select materials, choose flat steel or steel billet as raw material;
S2, heating, heating raw materials is temperature required to hot rolling;
S3, raw thickness are thinning, are rolled in rolling unit, by ironed for the raw material thickness to launching near channel steel tiling;
S4, plate face are shaping, the rolled piece obtained are rolled into the shape that channel steel tiling launches in step S3;
S5, hot bending, become channel steel by the rolled piece obtained in step S4 through multi-pass hot bending;
S6, cutting are rolled off the production line, and the channel steel after hot bending is cut into final required size through saw.
7. the production method of a kind of channel steel according to claim 6, is characterized in that: in described step S3, raw material reduction is 5% ~ 50%.
8. the production method of a kind of channel steel according to claim 6, it is characterized in that: by flat roll mill rolling in described step S3, in described step S4 milling train roll on be provided with the corresponding forming tank of the section thickness that launches of tiling with channel steel, described rolled piece is out of shape in the milling train of step S3 and step S4 simultaneously, forms continuous rolling.
9. the production method of a kind of channel steel according to claim 6, it is characterized in that: in described step S4, the shape that channel steel tiling launches is banded, banded both sides turn down formation folding portion downwards, inside folding portion, there is internal tooth, described internal tooth is shaping in step s 4 which, or shaping in first passage of step S5.
10. the production method of a kind of channel steel according to claim 9, is characterized in that: between described step S2 and step S4, be also provided with the step removing iron scale; Or between described step S2 and step S3 and between step S3 and step S4, be provided with the step removing iron scale; In described step S5, hot bending passage is more than or equal to 4 roads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510127514.8A CN104759892B (en) | 2015-03-23 | 2015-03-23 | The production system and its production method of a kind of channel steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510127514.8A CN104759892B (en) | 2015-03-23 | 2015-03-23 | The production system and its production method of a kind of channel steel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104759892A true CN104759892A (en) | 2015-07-08 |
| CN104759892B CN104759892B (en) | 2017-10-27 |
Family
ID=53642161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510127514.8A Active CN104759892B (en) | 2015-03-23 | 2015-03-23 | The production system and its production method of a kind of channel steel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104759892B (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127692A (en) * | 2015-10-08 | 2015-12-09 | 罗光政 | Production method of semi-closed U-shaped metal groove with inner skid resistance tooth hooks |
| CN106270145A (en) * | 2016-08-05 | 2017-01-04 | 韩志刚 | A kind of hot bending shaped steel and former thereof and production technology |
| CN107685225A (en) * | 2017-09-04 | 2018-02-13 | 南通德瑞森复合材料有限公司 | A kind of preparation technology of accurate fluting fixture |
| CN108480415A (en) * | 2018-03-20 | 2018-09-04 | 中冶赛迪工程技术股份有限公司 | A kind of online roll-in thermoforming process of hot plate/band and its application |
| CN109261738A (en) * | 2018-11-16 | 2019-01-25 | 宏源精工车轮股份有限公司 | A kind of fashioned iron processing technology |
| CN109351820A (en) * | 2018-09-10 | 2019-02-19 | 中冶赛迪技术研究中心有限公司 | A kind of molded production method of hot-rolling of member openings to following formula |
| CN109877159A (en) * | 2018-12-29 | 2019-06-14 | 东北大学无锡研究院 | A kind of apparatus and method for preparing conduit with bending group technology using rolling |
| CN109926461A (en) * | 2019-04-26 | 2019-06-25 | 宏源精工车轮股份有限公司 | A kind of deformed steel processing technology |
| CN111113062A (en) * | 2020-01-10 | 2020-05-08 | 天津普传铜业有限公司 | Manufacturing device and manufacturing method of direct-drive busbar |
| CN111283438A (en) * | 2019-12-30 | 2020-06-16 | 无锡市巨燊科技有限公司 | Cold rolling forming equipment and method for preparing channel by using carbon steel or stainless steel |
| CN111633436A (en) * | 2020-07-08 | 2020-09-08 | 四川省富兴电力金具制造有限公司 | Automatic processing equipment and method for flat iron channel steel combination |
| CN111673395A (en) * | 2020-07-06 | 2020-09-18 | 新泰润泽金属制品有限公司 | Production process of dovetail connecting sleeve of tower crane |
| CN112845734A (en) * | 2021-04-09 | 2021-05-28 | 马鞍山钢铁股份有限公司 | Online arching method for H-shaped steel |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001001003A (en) * | 1999-06-15 | 2001-01-09 | Sumitomo Metal Ind Ltd | Method for rolling channel steel |
| CN101433907A (en) * | 2008-07-09 | 2009-05-20 | 李灶明 | Technique for producing hot rolling hot forming T type channel steel with teeth |
| CN102247981A (en) * | 2011-06-01 | 2011-11-23 | 中冶赛迪工程技术股份有限公司 | Structural steel rolling production line and production process thereof |
| CN202985096U (en) * | 2012-10-25 | 2013-06-12 | 新疆万通人钢结构有限公司 | C-type steel production line |
| CN103658167A (en) * | 2013-12-03 | 2014-03-26 | 中冶赛迪工程技术股份有限公司 | Combined universal rolling production line and production method of profile steels |
| CN204524797U (en) * | 2015-03-23 | 2015-08-05 | 中冶赛迪工程技术股份有限公司 | A kind of production system of channel steel |
-
2015
- 2015-03-23 CN CN201510127514.8A patent/CN104759892B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001001003A (en) * | 1999-06-15 | 2001-01-09 | Sumitomo Metal Ind Ltd | Method for rolling channel steel |
| CN101433907A (en) * | 2008-07-09 | 2009-05-20 | 李灶明 | Technique for producing hot rolling hot forming T type channel steel with teeth |
| CN102247981A (en) * | 2011-06-01 | 2011-11-23 | 中冶赛迪工程技术股份有限公司 | Structural steel rolling production line and production process thereof |
| CN202985096U (en) * | 2012-10-25 | 2013-06-12 | 新疆万通人钢结构有限公司 | C-type steel production line |
| CN103658167A (en) * | 2013-12-03 | 2014-03-26 | 中冶赛迪工程技术股份有限公司 | Combined universal rolling production line and production method of profile steels |
| CN204524797U (en) * | 2015-03-23 | 2015-08-05 | 中冶赛迪工程技术股份有限公司 | A kind of production system of channel steel |
Non-Patent Citations (1)
| Title |
|---|
| 高光祖: "加热辊弯成型技术", 《焊管》 * |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127692A (en) * | 2015-10-08 | 2015-12-09 | 罗光政 | Production method of semi-closed U-shaped metal groove with inner skid resistance tooth hooks |
| CN106270145A (en) * | 2016-08-05 | 2017-01-04 | 韩志刚 | A kind of hot bending shaped steel and former thereof and production technology |
| CN107685225A (en) * | 2017-09-04 | 2018-02-13 | 南通德瑞森复合材料有限公司 | A kind of preparation technology of accurate fluting fixture |
| WO2019179307A1 (en) * | 2018-03-20 | 2019-09-26 | 中冶赛迪工程技术股份有限公司 | On-line roll press hot forming process for hot sheet/strip and application thereof |
| CN108480415A (en) * | 2018-03-20 | 2018-09-04 | 中冶赛迪工程技术股份有限公司 | A kind of online roll-in thermoforming process of hot plate/band and its application |
| CN109351820A (en) * | 2018-09-10 | 2019-02-19 | 中冶赛迪技术研究中心有限公司 | A kind of molded production method of hot-rolling of member openings to following formula |
| CN109261738A (en) * | 2018-11-16 | 2019-01-25 | 宏源精工车轮股份有限公司 | A kind of fashioned iron processing technology |
| CN109877159A (en) * | 2018-12-29 | 2019-06-14 | 东北大学无锡研究院 | A kind of apparatus and method for preparing conduit with bending group technology using rolling |
| CN109926461A (en) * | 2019-04-26 | 2019-06-25 | 宏源精工车轮股份有限公司 | A kind of deformed steel processing technology |
| CN111283438A (en) * | 2019-12-30 | 2020-06-16 | 无锡市巨燊科技有限公司 | Cold rolling forming equipment and method for preparing channel by using carbon steel or stainless steel |
| CN111113062A (en) * | 2020-01-10 | 2020-05-08 | 天津普传铜业有限公司 | Manufacturing device and manufacturing method of direct-drive busbar |
| CN111673395A (en) * | 2020-07-06 | 2020-09-18 | 新泰润泽金属制品有限公司 | Production process of dovetail connecting sleeve of tower crane |
| CN111633436A (en) * | 2020-07-08 | 2020-09-08 | 四川省富兴电力金具制造有限公司 | Automatic processing equipment and method for flat iron channel steel combination |
| CN112845734A (en) * | 2021-04-09 | 2021-05-28 | 马鞍山钢铁股份有限公司 | Online arching method for H-shaped steel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104759892B (en) | 2017-10-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104759892A (en) | Channel section steel production system and production method thereof | |
| CN101309763B (en) | Method for producing band steel by continuous scheme and related apparatus | |
| CN108480415B (en) | Online rolling thermoforming process for hot plate/belt and application of online rolling thermoforming process | |
| CN103521518B (en) | The hot continuous rolling process of stainless plate strip coil | |
| CN108994078A (en) | A kind of middle bar controlled rolling and controlled cooling method | |
| CN101954397B (en) | Manufacture method of Z-shaped steel sheet pile through continuous cold roll forming | |
| CN208321724U (en) | Hot plate/with on-line continuous hot bending shape device and with the production line of the device | |
| CN102310077B (en) | Method for continuously reducing, rolling and compositing stainless steel/plain steel composite plate and device thereof | |
| CN101628297A (en) | Reversible hot-rolling process of titanium plate coil | |
| CN101209459A (en) | Cold rolling method of high-silicon electrical steel | |
| CN109261738A (en) | A kind of fashioned iron processing technology | |
| CN105665443A (en) | Rolling technology of producing pipeline steel of extreme specifications through wide-heavy plate mill | |
| CN101767106B (en) | Hot rolling process of stainless plate strip coil | |
| CN104399745A (en) | Steekle mill production line provided with roughing mill and work method of steekle mill production line | |
| CN101670371A (en) | Method for controlling quality of edges of intermediate slabs | |
| CN107570547A (en) | A kind of Flat-bulb Steel for Ship Use production technology | |
| CN108941196A (en) | A method of with 200 big cross section square billet continuous rolling small-sized bars | |
| CN103028602B (en) | Method for rolling magnesium alloy plate strip | |
| CN204524797U (en) | A kind of production system of channel steel | |
| CN101690948B (en) | Pressing load distribution method for double-stander medium plate production line | |
| CN102962253A (en) | 5-millimeter steel plate rolling process | |
| CN208357553U (en) | The on-line continuous hot bending shape system and production line of hot plate/band | |
| CN209476914U (en) | A kind of high-hardness stainless steel band process units | |
| CN205009912U (en) | Adoption chassis torsion beam that thick plate was made that varies | |
| CN204159642U (en) | For the production line of rolling cored steel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |