CN104722579A - Balance system for twenty-high roll mill intermediate roll - Google Patents
Balance system for twenty-high roll mill intermediate roll Download PDFInfo
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- CN104722579A CN104722579A CN201510123620.9A CN201510123620A CN104722579A CN 104722579 A CN104722579 A CN 104722579A CN 201510123620 A CN201510123620 A CN 201510123620A CN 104722579 A CN104722579 A CN 104722579A
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- China
- Prior art keywords
- calender rolls
- intermediate calender
- balancing
- middle idler
- idler roller
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Abstract
The invention belongs to the technical field of plate-strip rolling, and particularly relates to a balance system for a twenty-high roll mill intermediate roll. The balance system for the twenty-high roll mill intermediate roll comprises two second intermediate driving roll balance devices and two first intermediate roll balance devices which are vertically symmetrical to the center of a twenty-high roll mill and a second intermediate idling roll balance device, wherein the second intermediate driving roll balance devices are used for balancing two second intermediate driving rolls, the first intermediate roll balance devices are used for balancing two first intermediate rolls, and the second intermediate idling roll balance device is used for balancing a second intermediate idling roll. According to the balance system for the twenty-high roll mill intermediate roll, balance force can be quantitatively adjusted according to the roll body weight, meanwhile, the stress state of each set of the intermediate rolls can be made to be consistent through precise control, and the advantages of being stable and reliable in performance and high in precision and the like are achieved.
Description
Technical field
The invention belongs to plate and strip rolling technology field, be specifically related to a kind of mill intermediate calender rolls balance sysmte.
Background technology
In rolling metal plate and tape field, the production that integral-rack mill is little with its work roll diameter, roller system rigidity is large, percentage pass reduction is widely used in greatly stainless steel band, silicon strip and Precise Alloy band.But mill tower roll system structure is complicated, this tower roller system's intermediate calender rolls two ends are in vacant state, and the roll gap of opening that intermediate calender rolls two ends cannot realize milling train normal threading without supporting operates.
Intermediate calender rolls two ends hang up for addressing this problem the normal spring that adopts by existing technology, to balance the weight of intermediate calender rolls self, the adjustment of the equilibrant force that the method adjusts and the material and assembler of often organizing spring has relation, cannot accurate quantitative adjusting equilibrant force, along with the change spring balancing power in roller footpath changes, spring Long-Time Service is easily tired, causes roller system of rolling mill stress unstable, cannot adapt to the requirement of the high-accuracy milling train of modernization.
Summary of the invention
The object of the invention is the shortcoming overcoming prior art, meet the demand can carrying out quantitatively adjustment according to the needs of body of roll weight to equilibrant force.
For this reason, the invention provides a kind of mill intermediate calender rolls balance sysmte, comprise about mill center vertical symmetrical, for balance two two intermediate transmission rollers two two intermediate transmission roller bascules, for balancing two intermediate calender rolls bascules of two intermediate calender rolls, and for balancing two middle idler roller bascules of two middle idler roller;
Described two intermediate transmission roller bascules comprise two intermediate transmission roller balancing cylinders and two intermediate transmission roller coupling bars, described two intermediate transmission roller coupling bar one end are connected with two intermediate transmission roller saddles, and the other end is connected with the piston rod of two intermediate transmission roller balancing cylinders;
A described intermediate calender rolls bascule comprises an intermediate calender rolls balancing cylinder and an intermediate calender rolls coupling bar, and described intermediate calender rolls coupling bar one end is connected with an intermediate calender rolls saddle, and the other end is connected with the piston rod of an intermediate calender rolls balancing cylinder;
Described two middle idler roller bascules comprise two middle idler roller balancing cylinders and two middle idler roller coupling bars, and described two middle idler roller coupling bar one end are connected with two middle idler roller saddles, and the other end is connected with the piston rod of two middle idler roller balancing cylinders.
The hydraulic circuit of described two intermediate transmission roller balancing cylinders, two middle idler roller balancing cylinders, an intermediate calender rolls balancing cylinder is equipped with pressure-regulating valve.
Grooved frame is provided with on a described intermediate calender rolls coupling bar, with an intermediate calender rolls saddle link.
Described two intermediate transmission roller coupling bars, an intermediate calender rolls coupling bar, two middle idler roller coupling bars are equipped with length adjustment screw rod.
The invention has the beneficial effects as follows:
1) can according to body of roll weight need equilibrant force is quantitatively regulated;
2) simultaneously consistent by precisely controlling to make often to organize intermediate calender rolls stress, have stable and reliable for performance, precision advantages of higher.
Be described in further details below in conjunction with accompanying drawing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure: 101, two intermediate transmission roller balancing cylinders; 102, two intermediate transmission roller coupling bars; 103, two intermediate transmission roller saddles; 201, an intermediate calender rolls balancing cylinder; 202, an intermediate calender rolls coupling bar; 203, grooved frame; 204, an intermediate calender rolls saddle; 301, two middle idler roller balancing cylinders; 302, two middle idler roller coupling bars; 303, two middle idler roller saddles; 401, two intermediate transmission rollers; 402, two middle idler roller; 403, an intermediate calender rolls.
Detailed description of the invention
Embodiment 1:
Present embodiments provide a kind of mill intermediate calender rolls balance sysmte, comprise about mill center vertical symmetrical, for balance two two intermediate transmission rollers 401 two two intermediate transmission roller bascules, for balancing two intermediate calender rolls bascules of two intermediate calender rolls 403, and for balancing two middle idler roller bascules of two middle idler roller 402;
Described two intermediate transmission roller bascules comprise two intermediate transmission roller balancing cylinder 101 and two intermediate transmission roller coupling bars 102, described two intermediate transmission roller coupling bar 102 one end are connected with two intermediate transmission roller saddles 103, and the other end is connected with the piston rod of two intermediate transmission roller balancing cylinders 101;
A described intermediate calender rolls bascule comprises intermediate calender rolls balancing cylinder 201 and an intermediate calender rolls coupling bar 202, and described intermediate calender rolls coupling bar 202 one end is connected with an intermediate calender rolls saddle 204, and the other end is connected with the piston rod of an intermediate calender rolls balancing cylinder 201;
Described two middle idler roller bascules comprise two middle idler roller balancing cylinder 301 and two middle idler roller coupling bars 302, described two middle idler roller coupling bar 302 one end are connected with two middle idler roller saddles 303, and the other end is connected with the piston rod of two middle idler roller balancing cylinders 301.
The present invention balances two two intermediate transmission rollers, 401, two middle idler roller, 402, two intermediate calender rolls 403, and two two intermediate transmission rollers 401 connect two intermediate transmission roller saddles 103 by two intermediate transmission roller balancing cylinders 101 by two intermediate transmission roller coupling bars 102 and balance.Two middle idler roller 402 connect two middle idler roller saddles 303 by two two middle idler roller balancing cylinders 301 by two middle idler roller coupling bars 302 and balance.Two intermediate calender rolls 403 are connected by an intermediate calender rolls coupling bar 202 by an intermediate calender rolls balancing cylinder 201.
This mill intermediate calender rolls balance sysmte avoids in prior art the shortcoming that the weight that adopts spring balancing to fall intermediate calender rolls self is latched in, can according to body of roll weight need quantitative adjustment is carried out to equilibrant force.
Embodiment 2:
On the basis of embodiment 1, in the present embodiment, the hydraulic circuit of two intermediate transmission roller balancing cylinder 101, two middle idler roller balancing cylinder 301, intermediate calender rolls balancing cylinders 201 is equipped with pressure-regulating valve.
The present invention balances two two intermediate transmission rollers, 401, two middle idler roller, 402, two intermediate calender rolls 403, and two two intermediate transmission rollers 401 connect two intermediate transmission roller saddles 103 by two intermediate transmission roller balancing cylinders 101 by two intermediate transmission roller coupling bars 102 and balance.Two middle idler roller 402 connect two middle idler roller saddles 303 by two two middle idler roller balancing cylinders 301 by two middle idler roller coupling bars 302 and balance.Two intermediate calender rolls 403 are connected by an intermediate calender rolls coupling bar 202 by an intermediate calender rolls balancing cylinder 201.
In the present embodiment, each balancing cylinder according to the adjustment power of roller big ration, precisely can regulate setting to equilibrant force after roll wear with pressure-regulating valve.
Embodiment 3:
On the basis of embodiment 1, in the present embodiment, on an intermediate calender rolls coupling bar 202, with intermediate calender rolls saddle 204 link, be provided with grooved frame 203; Two intermediate transmission roller coupling bar 102, intermediate calender rolls coupling bar 202, two middle idler roller coupling bars 302 are equipped with length adjustment screw rod.
The present invention balances two two intermediate transmission rollers, 401, two middle idler roller, 402, two intermediate calender rolls 403, and two two intermediate transmission rollers 401 connect two intermediate transmission roller saddles 103 by two intermediate transmission roller balancing cylinders 101 by two intermediate transmission roller coupling bars 102 and balance.Two middle idler roller 402 connect two middle idler roller saddles 303 by two two middle idler roller balancing cylinders 301 by two middle idler roller coupling bars 302 and balance.Two intermediate calender rolls 403 are connected by an intermediate calender rolls coupling bar 202 by an intermediate calender rolls balancing cylinder 201.
Traversing owing to needing when two intermediate calender rolls 403 work, therefore the balanced controls of these two roller groups are except an intermediate calender rolls coupling bar 202, and also connecting grooved frame 203, intermediate calender rolls saddle 204 can slide in grooved frame 203.
The middle coupling bar of two intermediate transmission roller coupling bars 102, two middle idler roller coupling bars 302 are equipped with length adjustment screw rod, installing/dismounting bascule can be facilitated.
Embodiment 4:
Present embodiments provide a kind of mill intermediate calender rolls balance sysmte as shown in Figure 1, comprise about mill center vertical symmetrical, for balance two two intermediate transmission rollers 401 two two intermediate transmission roller bascules, for balancing two intermediate calender rolls bascules of two intermediate calender rolls 403, and for balancing two middle idler roller bascules of two middle idler roller 402;
Two intermediate transmission roller bascules comprise two intermediate transmission roller balancing cylinder 101 and two intermediate transmission roller coupling bars 102, two intermediate transmission roller coupling bar 102 one end are connected with two intermediate transmission roller saddles 103, and the other end is connected with the piston rod of two intermediate transmission roller balancing cylinders 101;
One intermediate calender rolls bascule comprises an intermediate calender rolls balancing cylinder 201 and intermediate calender rolls coupling bar 202, intermediate calender rolls coupling bar 202 one end is connected with an intermediate calender rolls saddle 204, and the other end is connected with the piston rod of an intermediate calender rolls balancing cylinder 201;
Two middle idler roller bascules comprise two middle idler roller balancing cylinders 301 and two middle idler roller coupling bar 302, two middle idler roller coupling bar 302 one end are connected with two middle idler roller saddles 303, and the other end is connected with the piston rod of two middle idler roller balancing cylinders 301.
Wherein, the hydraulic circuit of two intermediate transmission roller balancing cylinder 101, two middle idler roller balancing cylinder 301, intermediate calender rolls balancing cylinders 201 is equipped with pressure-regulating valve; Grooved frame 203 is provided with on one intermediate calender rolls coupling bar 202, with intermediate calender rolls saddle 204 link; Two intermediate transmission roller coupling bar 102, intermediate calender rolls coupling bar 202, two middle idler roller coupling bars 302 are equipped with length adjustment screw rod.
The present invention balances two two intermediate transmission rollers, 401, two middle idler roller, 402, two intermediate calender rolls 403, and two two intermediate transmission rollers 401 connect two intermediate transmission roller saddles 103 by two intermediate transmission roller balancing cylinders 101 by two intermediate transmission roller coupling bars 102 and balance.Two middle idler roller 402 connect two middle idler roller saddles 303 by two two middle idler roller balancing cylinders 301 by two middle idler roller coupling bars 302 and balance.Two intermediate calender rolls 403 are connected by an intermediate calender rolls coupling bar 202 by an intermediate calender rolls balancing cylinder 201.
Traversing owing to needing when two intermediate calender rolls 403 work, therefore the balanced controls of these two roller groups are except an intermediate calender rolls coupling bar 202, and also connecting grooved frame 203, intermediate calender rolls saddle 204 can slide in grooved frame 203.Each balancing cylinder according to the adjustment power of roller big ration, precisely can regulate setting to equilibrant force after roll wear with pressure-regulating valve.The middle coupling bar of two intermediate transmission roller coupling bars 102, two middle idler roller coupling bars 302 are equipped with length adjustment screw rod, installing/dismounting bascule can be facilitated.
In sum, the present invention can according to body of roll weight need quantitative adjustment is carried out to equilibrant force, simultaneously consistent by precisely controlling to make often to organize intermediate calender rolls stress, have stable and reliable for performance, precision advantages of higher.
The present embodiment does not have specifically described part all to belong to common practise and the known technology of the art, describes in detail no longer one by one herein.
More than exemplifying is only illustrate of the present invention, does not form the restriction to protection scope of the present invention, everyly all belongs within protection scope of the present invention with the same or analogous design of the present invention.
Claims (4)
1. mill intermediate calender rolls balance sysmte, it is characterized in that: comprise about mill center vertical symmetrical, for balance two two intermediate transmission rollers (401) two two intermediate transmission roller bascules, for balancing two intermediate calender rolls bascules of two intermediate calender rolls (403), and for balancing two middle idler roller bascules of two middle idler roller (402);
Described two intermediate transmission roller bascules comprise two intermediate transmission roller balancing cylinders (101) and two intermediate transmission roller coupling bars (102), described two intermediate transmission roller coupling bar (102) one end are connected with two intermediate transmission roller saddles (103), and the other end is connected with the piston rod of two intermediate transmission roller balancing cylinders (101);
A described intermediate calender rolls bascule comprises an intermediate calender rolls balancing cylinder (201) and an intermediate calender rolls coupling bar (202), described intermediate calender rolls coupling bar (202) one end is connected with an intermediate calender rolls saddle (204), and the other end is connected with the piston rod of an intermediate calender rolls balancing cylinder (201);
Described two middle idler roller bascules comprise two middle idler roller balancing cylinders (301) and two middle idler roller coupling bars (302), described two middle idler roller coupling bar (302) one end are connected with two middle idler roller saddles (303), and the other end is connected with the piston rod of two middle idler roller balancing cylinders (301).
2. mill intermediate calender rolls balance sysmte according to claim 1, is characterized in that: the hydraulic circuit of described two intermediate transmission roller balancing cylinders (101), two middle idler roller balancing cylinders (301), an intermediate calender rolls balancing cylinder (201) is equipped with pressure-regulating valve.
3. mill intermediate calender rolls balance sysmte according to claim 1, is characterized in that: a described intermediate calender rolls coupling bar (202) above, with intermediate calender rolls saddle (204) link is provided with grooved frame (203).
4. mill intermediate calender rolls balance sysmte according to claim 1, is characterized in that: described two intermediate transmission roller coupling bars (102), an intermediate calender rolls coupling bar (202), two middle idler roller coupling bars (302) are equipped with length adjustment screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510123620.9A CN104722579A (en) | 2015-03-20 | 2015-03-20 | Balance system for twenty-high roll mill intermediate roll |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510123620.9A CN104722579A (en) | 2015-03-20 | 2015-03-20 | Balance system for twenty-high roll mill intermediate roll |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104722579A true CN104722579A (en) | 2015-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510123620.9A Pending CN104722579A (en) | 2015-03-20 | 2015-03-20 | Balance system for twenty-high roll mill intermediate roll |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06182411A (en) * | 1992-12-15 | 1994-07-05 | Kobe Steel Ltd | Rolling mill |
| EP0893169A2 (en) * | 1997-07-24 | 1999-01-27 | Demag Italimpianti SpA | Rolling stand having crossed rolls with variable setting |
| CN2491141Y (en) * | 2001-07-27 | 2002-05-15 | 殷智慧 | Multi-roller roll mill of combined roller seat |
| CN201008884Y (en) * | 2006-12-18 | 2008-01-23 | 郑红专 | Roller hanging balancing device of cluster mill |
| CN101676041A (en) * | 2008-09-16 | 2010-03-24 | 王宇 | 20-roll rolling mill comprising upper and lower splitting integrated roll box and method for replacing rolls thereof |
| CN204564763U (en) * | 2015-03-20 | 2015-08-19 | 中国重型机械研究院股份公司 | Mill intermediate calender rolls balance sysmte |
-
2015
- 2015-03-20 CN CN201510123620.9A patent/CN104722579A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06182411A (en) * | 1992-12-15 | 1994-07-05 | Kobe Steel Ltd | Rolling mill |
| EP0893169A2 (en) * | 1997-07-24 | 1999-01-27 | Demag Italimpianti SpA | Rolling stand having crossed rolls with variable setting |
| CN2491141Y (en) * | 2001-07-27 | 2002-05-15 | 殷智慧 | Multi-roller roll mill of combined roller seat |
| CN201008884Y (en) * | 2006-12-18 | 2008-01-23 | 郑红专 | Roller hanging balancing device of cluster mill |
| CN101676041A (en) * | 2008-09-16 | 2010-03-24 | 王宇 | 20-roll rolling mill comprising upper and lower splitting integrated roll box and method for replacing rolls thereof |
| CN204564763U (en) * | 2015-03-20 | 2015-08-19 | 中国重型机械研究院股份公司 | Mill intermediate calender rolls balance sysmte |
Non-Patent Citations (1)
| Title |
|---|
| 何汝迎等: "《不锈钢冷轧生产技术及产品应用》", 31 August 2014, 冶金工业出版社 * |
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Application publication date: 20150624 |