CN102699018A - Rolling mill - Google Patents
Rolling mill Download PDFInfo
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- CN102699018A CN102699018A CN2012101987558A CN201210198755A CN102699018A CN 102699018 A CN102699018 A CN 102699018A CN 2012101987558 A CN2012101987558 A CN 2012101987558A CN 201210198755 A CN201210198755 A CN 201210198755A CN 102699018 A CN102699018 A CN 102699018A
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- deep hole
- bearing block
- side bearing
- roll
- hole
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Abstract
The invention provides a rolling mill. The rolling mill comprises a first roller, a second roller and a first roller lifting device which are adjacent to one another, and connecting mechanisms, wherein the first roller is arranged between a first transmission side bearing seat and a first operating side bearing seat; the second roller is arranged between a second transmission side bearing seat and a second operating side bearing seat; the first transmission side bearing seat is positioned above the second transmission side bearing seat; the first operating side bearing seat is positioned above the second operating side bearing seat; and the connecting mechanisms are arranged between the first transmission side bearing seat and the second transmission side bearing seat and between the first operating side bearing seat and the second operating side bearing seat and used for driving the second roller to lift when the first roller is lifted by the first roller lifting device. The rolling mill can realize simultaneous lifting of a first roller system and a second roller system; and the connecting mechanisms are simple in structure and easy to implement.
Description
Technical field
The present invention relates to a kind of milling train, relate in particular to the roll lifting device of milling train, belong to hot-rolled steel Equipment Technology field.
Background technology
Milling train is indispensable production equipment, for example is widely used in φ 750 three-high mills in the wire rod production line.The primary structure characteristics of φ 750 three-high mills are: whole closed type memorial archway, three rollers are that whole side is pulled into, hauled out; Central roll roller system is fixed on the memorial archway, upper and lower roll system through press, press down system contracts, put the row adjustment into.When this structure causes this milling train to change specification, need central roll to rise, in, between the lower roll system lip block is installed, make central roll break away from mill housing.Because this milling train lacks the central roll lifting device, can only adopt other crane gears to promote, for example driving.This just causes roll changing time long, and labour intensity is bigger, and there is potential safety hazard in roller replacing operation.
Therefore the part roll of some milling train lacks lifting device at present, and existence is low such as efficient in the roller replacing operation, labour intensity is big, the high problem of needing solution badly of risk.
Summary of the invention
The object of the present invention is to provide a kind of milling train, be used to solve low, the problems such as labour intensity is big, risk height of roller replacing operation efficient that prior art exists.
In order to realize the object of the invention; The present invention provides a kind of milling train; It comprises the first adjacent roll, second roll and the first roll lifting device; Said first roll stand frame is located between the first transmission side bearing block, the first fore side bearing block, and said second roll stand frame is located between the second transmission side bearing block, the second fore side bearing block, and the said first transmission side bearing seat is in said second transmission side bearing block top; The said first fore side bearing seat is in said second fore side bearing block top; This milling train also comprises: bindiny mechanism, be located between said first transmission side bearing block and the said second transmission side bearing block and between said first fore side bearing block and the said second fore side bearing block, and be used for when the said first roll lifting device promotes said first roll, driving said second roll and promote.
Preferably in based on aforesaid milling train of the present invention; Said bindiny mechanism comprises: first deep hole; Be located at the said first transmission side bearing block, and said first deep hole extends to the edge of the said first transmission side bearing block, the width on the said first deep hole top is greater than the width of its underpart; Second deep hole is located at the said second transmission side bearing block, and said second deep hole extends to the edge of the said second transmission side bearing block, and the width of the said second deep hole bottom is greater than the width on its top; Said second deep hole and said first deep hole are communicated with; The 3rd deep hole is located at the said first fore side bearing block, and said the 3rd deep hole extends to the edge of the said first fore side bearing block, and the width on said the 3rd deep hole top is greater than the width of its underpart; The 4th deep hole is located at the said second fore side bearing block, and said the 4th deep hole extends to the edge of the said second fore side bearing block, and the width of said the 4th deep hole bottom is greater than the width on its top; Said the 4th deep hole and said the 3rd deep hole are communicated with; First connecting plate coincide with the shape after said first deep hole and the combination of said second deep hole; Second connecting plate coincide with the shape after said the 3rd deep hole and the combination of said the 4th deep hole.
Preferably in based on aforesaid milling train of the present invention, said first deep hole, said second deep hole, said the 3rd deep hole are identical with said the 4th deep hole shape; Said first connecting plate is identical with the said second connecting plate shape.
Preferably in based on aforesaid milling train of the present invention; The bottom of the top of said first deep hole and said the 3rd deep hole and said the 3rd deep hole and said the 4th deep hole is circular hole and remainder is a bar hole, the whole spoon-shaped hole that forms of said circular hole and said bar hole; Said first connecting plate and said second connecting plate comprise two column caps respectively and be connected in the joint pin between said two column caps, and said column cap and said circular hole shape are coincide, and the shape after said joint pin and two the said bar holes combinations is coincide.
Preferably in based on aforesaid milling train of the present invention, said first deep hole, said second deep hole, said the 3rd deep hole and said the 4th deep hole are two that laterally arrange, and said first connecting plate and said second connecting plate correspondingly also are two.
Preferably in based on aforesaid milling train of the present invention, said milling train is a three-high mill, and said first roll is the topping roll of said three-high mill, and said second roll is the middle roll of said three-high mill.
Preferably in based on aforesaid milling train of the present invention, said milling train is Φ 750 three-high mills, and said first roll is the topping roll of said Φ 750 three-high mills, and said second roll is the middle roll of said Φ 750 three-high mills.
Preferably in based on aforesaid milling train of the present invention, the fit clearance of said first connecting plate and said first deep hole, said second deep hole and said second connecting plate and said the 3rd deep hole, said the 4th deep hole all is not more than 3mm.
Preferably in based on aforesaid milling train of the present invention, the depth direction of said first deep hole, said second deep hole, said the 3rd deep hole and said the 4th deep hole and said first roll, said second roll axial consistent.
Preferably in based on aforesaid milling train of the present invention, two said first deep holes that on the said first transmission side bearing block, laterally arrange are symmetrically distributed; Two said second deep holes that on the said second transmission side bearing block, laterally arrange are symmetrically distributed; Two said the 3rd deep holes that on the said first fore side bearing block, laterally arrange are symmetrically distributed; Two said the 4th deep holes that on the said second fore side bearing block, laterally arrange are symmetrically distributed; Said first deep hole and said second deep hole that are connected are symmetrically distributed; Said the 3rd deep hole and said the 4th deep hole that are connected are symmetrically distributed.
Bindiny mechanism of the present invention can connect the bearing block of first roll, the bearing block of second roll; Thereby connect, fix first roller system, second roller system, when more roll change is, can realize that first roller system, the second roller system integral body promote simultaneously; Solved roller system when changing second roll need the problem of crane gear service hoisting; And roller system changes simple operation, is easy to control, in addition, and the realization simple in structure, easy of this bindiny mechanism.
Description of drawings
Fig. 1 is the transmission side installation diagram of the preferred embodiment of the present invention;
Fig. 2 is the fore side installation diagram of the preferred embodiment of the present invention;
Fig. 3 is the cutaway view of the spoon-shaped hole of the preferred embodiment of the present invention along the roll direction;
Fig. 4 is the side view of the connecting plate of the preferred embodiment of the present invention;
Fig. 5 is the front view of the connecting plate of the preferred embodiment of the present invention.
Reference numeral: 1 bearing block, 2 bearing blocks, 3 connecting plates, 4 bearing blocks, 5 roll in frame, 6 screw-downs, 7 lift cylinders, 8 bearing blocks, 9 bearing blocks, 10 bearings, 11 convexities, 12 spoon-shaped holes, 20 bearings, 21 grooves, 22 spoon-shaped holes, 31 column caps, 32 column caps, 33 joint pins, 71 hoisting mechanisms, 80 bearings, 81 convexities, 82 spoon-shaped holes, 90 bearings, 91 grooves, 92 spoon-shaped holes, 100 topping rolls, 200 of remaining silent.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is explained further details.
Fig. 1 and Fig. 2 show the structure of the preferred embodiment of the present invention respectively from transmission side, fore side; And this preferred embodiment is a Φ 750 three-high mills; But the present invention is not limited thereto; Need promote adjacent rollers simultaneously, but wherein the roll milling train that lacks lifting device all can utilize technical scheme of the present invention.Fig. 3 and Fig. 4 show the partial structurtes of this preferred embodiment.
Like accompanying drawing, shown in the figure and mark lift cylinder 7 and hoisting mechanism 71, screw-down 6, the frame of remaining silent 5 of the topping roll 100 of this preferred embodiment, middle roll 200, topping roll lifting device, be arranged in bearing block 1 that transmission side supports topping roll 100, be arranged in bearing block 2 that transmission side supports roll 200, be positioned at bearing block 8 that fore side supports topping roll 100, be positioned at bearing block 9 that fore side supports roll 200, be positioned at the bearing block 4 that transmission side supports bottom roll.Be provided with in the bearing block 1 to be provided with in bearing 10, the bearing block 2 to be provided with in bearing 80, the bearing block 9 in bearing 20, the bearing block 8 and be provided with bearing 90.Topping roll 100 is located between bearing 10 and the bearing 80, and middle roll 200 is located between bearing 20 and the bearing 90.In the same side, the bearing block of upper, middle and lower three rolls is stacked successively up and down, and for example at transmission side, bearing block 1, bearing block 2, bearing block are stacked about in the of 4.Preferably; Be provided with engaging structure between the contact-making surface of adjacent shaft bearing; For example the lower surface of bearing block 1 is provided with upper surface protruding 11, bearing block 2 and is provided with ccontaining protruding 11 groove 21, and the lower surface of bearing block 8 is provided with, and upper surface protruding 81, bearing block 9 is provided with ccontaining protruding 81 groove 91.For make lift cylinder 7 and hoisting mechanism 71 drive drive when topping roll 100, bearing block 1 and bearing block 8 promote in roll 200, bearing block 2 and bearing block 9 promote simultaneously; This preferred embodiment also comprises to be located between bearing block 1 and the bearing block 2 and the bindiny mechanism between bearing block 8 and the bearing block 9, and this bindiny mechanism is used for bearing block 1 and bearing block 2, bearing block 8 and bearing block 9 are connected to an integral body that can move up and down simultaneously.
In this preferred embodiment, bindiny mechanism comprises connecting plate 3 spoon-shaped hole identical with structure 12, spoon-shaped hole 22, spoon-shaped hole 82, spoon-shaped hole 92.Spoon-shaped hole 12, spoon-shaped hole 22, spoon-shaped hole 82, spoon-shaped hole 92 are two, totally 4 of connecting plates 3, but the present invention is not limited thereto.Spoon-shaped hole 12 is located at the bottom of bearing block 1, and spoon-shaped hole 22 is located at the top of bearing block 2, and spoon-shaped hole 82 is located at the bottom of bearing block 8, and spoon-shaped hole 92 is located at the top of bearing block 9.Spoon-shaped hole 12 and spoon-shaped hole symmetry and being communicated with 22 about, spoon-shaped hole 82 and spoon-shaped hole symmetrical and connection 92 about, laterally zygomorphic spoon-shaped hole 12 and spoon-shaped hole 22, spoon-shaped hole 82 and spoon-shaped hole 92 can ccontainingly be connected the connecting plate 3 of the two.In other embodiments, can also use screw bolt and nut as bindiny mechanism's connecting axle bearing 1 and bearing block 2, bearing block 8 and bearing block 9.
In view of above-mentioned, for reducing unnecessary giving unnecessary details, below only spoon-shaped hole 12 is made detailed description (but following explanation is equally applicable to spoon- shaped hole 22,82,92).
Two spoon- shaped holes 12,12 all are located at the bottom of bearing block 1; And direction is symmetrically distributed with the roll direction is consistent; And extend downward the edge of bearing block 1, the top of spoon-shaped hole 12 is a circular hole, and the bottom is a bar hole that closes on bearing block 1 edge; The diameter of circular hole is greater than the width of bar hole, the landing when column cap 31 that can prevent connecting plate 3 is like this placed these circular holes.The depth direction of spoon-shaped hole 12 also is its length direction, and is consistent with the length direction of roll 100.Connecting plate 3 comprises column cap 31, column cap 32 and is connected in the joint pin 33 between the two that connecting plate 3 can form in monoblock cast, also can weld formation.The circular hole shape of column cap 31, column cap 32 and spoon-shaped hole 12 is coincide; After spoon-shaped hole 12 is docked and connected with spoon-shaped hole 22; The shape of bar hole of the two and joint pin 33 is coincide; As depicted in figs. 1 and 2, embed respectively in spoon-shaped hole 12 and the spoon-shaped hole 22 with the two ends of a plate 3, connect as one bearing block 1 and bearing block 2 whereby.The dimensions of the length of spoon-shaped hole 12 and Circularhole diameter thereof, bar hole width and connecting plate 3 is all selected, is designed according to the size of lifted load and bearing block.Preferably, when connecting plate 3 embedded spoon-shaped hole 12, spoon-shaped hole 22, fit clearance all was not more than 3mm.In one embodiment; The Circularhole diameter of spoon-shaped hole 12 is 50mm; Bar hole width as kettleholder is that 30mm and length are 60mm, and spoon-shaped hole 12 length (along the roll direction) are 400mm, is 48mm as the column cap 31 of spoon head and the diameter of column cap 32; The centre is 26mm as the thickness of the joint pin 33 of kettleholder, and the length 360mm of connecting plate 3 and width are 200mm; In another embodiment; The Circularhole diameter of spoon-shaped hole 12 is 60mm; Bar hole width as kettleholder is that 32mm and length are 80mm, and spoon-shaped hole 12 length (along the roll direction) are 420mm, is 56mm as the column cap 31 of spoon head and the diameter of column cap 32; The centre is 28mm as the thickness of the joint pin 33 of kettleholder, and the length 400mm of connecting plate 3 and width are 240mm.In other embodiments, also can have certain included angle between the length direction of the length direction of spoon-shaped hole 12 and roll 100.In other embodiments, the top of spoon-shaped hole 12 also needn't be circular hole, and the width on its top gets final product greater than the width of its underpart, and for example it can be T shape hole, inverted Pear-Shaped hole.In other embodiments, the shape of spoon-shaped hole 12, spoon-shaped hole 22, spoon-shaped hole 82, spoon-shaped hole 92 also can be inequality, and for example spoon-shaped hole 12 is as shown in Figure 1, but spoon-shaped hole 22 can be inverted T shape.
Use this preferred embodiment change in during roll 200; Operation lift cylinder 6 falls topping roll 100; Till middle roll 200 and topping roll 100 pair rollers, the spoon-shaped hole 12 of bearing block 1 and the spoon-shaped hole 22 of bearing block 2 align, and the spoon-shaped hole 82 of bearing block 8 and the spoon-shaped hole 92 of bearing block 9 align.
In aligning the spoon-shaped hole of connection, insert 4 connecting plates 3.
Operation lift cylinder 6 promotes, and topping roll 100 is realized rising overally with middle roll 200.
To sum up, the present invention utilizes bindiny mechanism to be connected cooperation with adjacent two roll chocks, thereby connect, fix adjacent two roll rollers is, realizes whole lifting of adjacent two roll rollers system.When more roll change is, can realize that adjacent two rolls promote simultaneously, the difficult problem that one of them roller system needs other crane gear to promote when solving the replacing of roller system, in addition, simple in structure, swift to operate, control more easily that the present invention also has.
Can know that by technological general knowledge the present invention can realize through other the embodiment that does not break away from its spirit or essential feature.Therefore, above-mentioned disclosed embodiment with regard to each side, all just illustrates, and is not only.All within the scope of the present invention or the change in being equal to scope of the present invention all comprised by the present invention.
Claims (10)
1. milling train; Comprise the first adjacent roll, second roll and the first roll lifting device, said first roll stand frame is located between one first transmission side bearing block, the one first fore side bearing block, and said second roll stand frame is located between one second transmission side bearing block, the one second fore side bearing block; The said first transmission side bearing seat is in said second transmission side bearing block top; The said first fore side bearing seat is characterized in that in said second fore side bearing block top, also comprises:
Bindiny mechanism; Be located between said first transmission side bearing block and the said second transmission side bearing block and between said first fore side bearing block and the said second fore side bearing block, be used for when the said first roll lifting device promotes said first roll, driving said second roll and promote.
2. milling train according to claim 1 is characterized in that, said bindiny mechanism comprises:
First deep hole is located at the said first transmission side bearing block, and said first deep hole extends to the edge of the said first transmission side bearing block, and the width on the said first deep hole top is greater than the width of its underpart;
Second deep hole is located at the said second transmission side bearing block, and said second deep hole extends to the edge of the said second transmission side bearing block, and the width of the said second deep hole bottom is greater than the width on its top; Said second deep hole and said first deep hole are communicated with;
The 3rd deep hole is located at the said first fore side bearing block, and said the 3rd deep hole extends to the edge of the said first fore side bearing block, and the width on said the 3rd deep hole top is greater than the width of its underpart;
The 4th deep hole is located at the said second fore side bearing block, and said the 4th deep hole extends to the edge of the said second fore side bearing block, and the width of said the 4th deep hole bottom is greater than the width on its top; Said the 4th deep hole and said the 3rd deep hole are communicated with;
First connecting plate coincide with the shape after said first deep hole and the combination of said second deep hole;
Second connecting plate coincide with the shape after said the 3rd deep hole and the combination of said the 4th deep hole.
3. milling train according to claim 2 is characterized in that,
Said first deep hole, said second deep hole, said the 3rd deep hole are identical with said the 4th deep hole shape; Said first connecting plate is identical with the said second connecting plate shape.
4. milling train according to claim 2 is characterized in that,
The bottom of the top of said first deep hole and said the 3rd deep hole and said the 3rd deep hole and said the 4th deep hole is circular hole and remainder is a bar hole, the whole spoon-shaped hole that forms of said circular hole and said bar hole; Said first connecting plate and said second connecting plate comprise two column caps respectively and be connected in the joint pin between said two column caps, and said column cap and said circular hole shape are coincide, and the shape after said joint pin and two the said bar holes combinations is coincide.
5. milling train according to claim 2 is characterized in that,
Said first deep hole, said second deep hole, said the 3rd deep hole and said the 4th deep hole are two that laterally arrange, and said first connecting plate and said second connecting plate correspondingly also are two.
6. milling train according to claim 1 is characterized in that,
Said milling train is a three-high mill, and said first roll is the topping roll of said three-high mill, and said second roll is the middle roll of said three-high mill.
7. milling train according to claim 1 is characterized in that,
Said milling train is Φ 750 three-high mills, and said first roll is the topping roll of said Φ 750 three-high mills, and said second roll is the middle roll of said Φ 750 three-high mills.
8. milling train according to claim 2 is characterized in that,
The fit clearance of said first connecting plate and said first deep hole, said second deep hole and said second connecting plate and said the 3rd deep hole, said the 4th deep hole all is not more than 3mm.
9. milling train according to claim 2 is characterized in that,
The depth direction of said first deep hole, said second deep hole, said the 3rd deep hole and said the 4th deep hole and said first roll, said second roll axial consistent.
10. milling train according to claim 5 is characterized in that,
Two said first deep holes that on the said first transmission side bearing block, laterally arrange are symmetrically distributed;
Two said second deep holes that on the said second transmission side bearing block, laterally arrange are symmetrically distributed;
Two said the 3rd deep holes that on the said first fore side bearing block, laterally arrange are symmetrically distributed;
Two said the 4th deep holes that on the said second fore side bearing block, laterally arrange are symmetrically distributed;
Said first deep hole and said second deep hole that are connected are symmetrically distributed;
Said the 3rd deep hole and said the 4th deep hole that are connected are symmetrically distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210198755.8A CN102699018B (en) | 2012-06-15 | 2012-06-15 | Rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210198755.8A CN102699018B (en) | 2012-06-15 | 2012-06-15 | Rolling mill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102699018A true CN102699018A (en) | 2012-10-03 |
| CN102699018B CN102699018B (en) | 2015-01-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210198755.8A Expired - Fee Related CN102699018B (en) | 2012-06-15 | 2012-06-15 | Rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102699018B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02268907A (en) * | 1989-04-12 | 1990-11-02 | Kawasaki Steel Corp | Rolling equipment for shape steel |
| EP1086757A1 (en) * | 1998-12-10 | 2001-03-28 | Kawasaki Steel Corporation | Universal rolling mill |
| CN2801960Y (en) * | 2005-06-21 | 2006-08-02 | 缪明甫 | Universal positioning building forming board |
| CN101249513A (en) * | 2008-04-08 | 2008-08-27 | 高国武 | Quick decomposing roll changing rolling mill |
| CN201183056Y (en) * | 2008-04-05 | 2009-01-21 | 无锡五冶金属压延有限公司 | Roll balance gear of cold rolling mill |
| CN201329291Y (en) * | 2008-12-25 | 2009-10-21 | 陈茂莲 | Crusher |
| CN201593851U (en) * | 2010-03-10 | 2010-09-29 | 广东吉荣空调有限公司 | Air processor with bimetal composite box body structure |
| CN201815599U (en) * | 2010-05-11 | 2011-05-04 | 湘潭华进科技有限公司 | Portable expanding machine |
| CN202606490U (en) * | 2012-06-15 | 2012-12-19 | 莱芜钢铁集团有限公司 | Rolling mill |
-
2012
- 2012-06-15 CN CN201210198755.8A patent/CN102699018B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02268907A (en) * | 1989-04-12 | 1990-11-02 | Kawasaki Steel Corp | Rolling equipment for shape steel |
| EP1086757A1 (en) * | 1998-12-10 | 2001-03-28 | Kawasaki Steel Corporation | Universal rolling mill |
| CN2801960Y (en) * | 2005-06-21 | 2006-08-02 | 缪明甫 | Universal positioning building forming board |
| CN201183056Y (en) * | 2008-04-05 | 2009-01-21 | 无锡五冶金属压延有限公司 | Roll balance gear of cold rolling mill |
| CN101249513A (en) * | 2008-04-08 | 2008-08-27 | 高国武 | Quick decomposing roll changing rolling mill |
| CN201329291Y (en) * | 2008-12-25 | 2009-10-21 | 陈茂莲 | Crusher |
| CN201593851U (en) * | 2010-03-10 | 2010-09-29 | 广东吉荣空调有限公司 | Air processor with bimetal composite box body structure |
| CN201815599U (en) * | 2010-05-11 | 2011-05-04 | 湘潭华进科技有限公司 | Portable expanding machine |
| CN202606490U (en) * | 2012-06-15 | 2012-12-19 | 莱芜钢铁集团有限公司 | Rolling mill |
Non-Patent Citations (1)
| Title |
|---|
| 陶涛等: "《家具设计与开发》", 31 December 2011 * |
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