CN103272892A - Straightener capable of changing rolls quickly - Google Patents
Straightener capable of changing rolls quickly Download PDFInfo
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- CN103272892A CN103272892A CN2013102165729A CN201310216572A CN103272892A CN 103272892 A CN103272892 A CN 103272892A CN 2013102165729 A CN2013102165729 A CN 2013102165729A CN 201310216572 A CN201310216572 A CN 201310216572A CN 103272892 A CN103272892 A CN 103272892A
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Abstract
The invention discloses a straightener capable of changing rolls quickly. The straightener comprises a driving side frame, a rolling ring assembly, a sliding seat, an operation side frame, a transverse shifting device and an onboard roll changing device, and the on-board roll changing device comprises a roll changing trolley, a lifting device and a rolling ring storage table. The rolling ring storage table is arranged on a lifting device, and the roll changing trolley matches with the sliding seat in a reciprocating slide manner and is arranged on the sliding seat. The onboard roll changing device further comprises a positioning rolling ring storage table and a storage table positioning device opposite to the roll changing trolley in the horizontal direction. When rolls are changed, the rolling ring storage table is lifted to contact with the rolling ring assembly, then a locking device is released from a dragging rod, and the rolling changing trolley and the operation side frame are dragged by the transverse device to move horizontally to separate the rolling ring assembly from the dragging rod, so that the rolling ring assembly and the rolling ring storage table can be hoisted away in one piece. The straightener is simple and convenient in roll changing operation, and short in roll changing time; working efficiency of roll changing and device utilization efficiency can be improved; and the straightener has the advantages of small size, low cost and the like.
Description
Technical field
The present invention relates to a kind of straightener, particularly a kind of straightener of energy fast roll changing.
Background technology
Aligning to big specification section bar generally adopts freely supported structure (claiming planer-type again) roll leveller, traditional freely supported structure roll leveller has following weak point: 1) adopt machinery or semi-automatic locking mechanism (as hydraulic nut), not only lock overlong time, influenced productivity ratio, and often lock is not tight, has potential safety hazard; Need dismantle plant equipment when 2) changing smoothing roll, the replacing of smoothing roll influenced the ordinary production rhythm of enterprise for up to one day, caused production efficiency low; 3) big, the investment height of weight of equipment and inconvenient operation.
The novel gantry type profile steel straightener that can realize fast roll changing at present has the following disadvantages: 1) roll changing system complexity, collars is changed needs special hanger, each collars assembling must be used hydraulic locking apparatus locking when changing the collars assembling, the number of hydraulic locking apparatus is decided (be that straightener uses several smoothing rolls, special hanger just must use several hydraulic locking apparatus) according to the quantity of smoothing roll; 2) the roll change special hanger needs supporting Special Hoisting Equipment, make the complete equipment height increase, and then cause the residing factory building height of straightener to increase, and has increased the cost of investment of factory building, equipment.
In sum, existing planer-type straightener exists roll changing system complexity, roll change length consuming time, inefficiency, shortcomings such as equipment volume is big, investment is big, production cost height.
Summary of the invention
In view of this, the purpose of this invention is to provide a kind of straightener of energy fast roll changing, it has simple in structure, advantages such as volume is little, roll change weak point consuming time, to solve the shortcoming that existing roll leveller exists.
The straightener of the present invention's energy fast roll changing, the fore side frame that comprises transmission side frame, collars assembling, slide, is arranged on the slide and is slidingly matched with the slide linear reciprocation and drive the Traverse Displacement Unit that the fore side frame is slided at slide, also comprise changing rig on the machine, changing rig comprises roll change buggy, is arranged on the lowering or hoisting gear on the roll change buggy and the collars that is positioned under the collars assembling is deposited stand on the described machine, described collars is deposited stand and is placed on the lowering or hoisting gear, and described collars is deposited stand and is provided with collars assembling and positioning device;
Described roll change buggy is arranged on the slide and reciprocatingly slides with slide and cooperates, and roll change buggy is consistent with the glide direction of fore side frame on slide;
On the described machine changing rig also comprise the location collars deposit stand and roll change buggy in the horizontal direction relative position deposit the stand positioner.
Further, described lowering or hoisting gear is to be fixed on the roll change buggy and the vertical lifting hydraulic cylinder of placing of piston rod.
Further, the described stand positioner of depositing comprises the lead that is arranged on the roll change buggy and is arranged on collars and deposits the sleeve that is slidingly matched with lead on the stand.
Further, described roll change buggy is provided with the waist-shaped hole of length direction and collars assembling axially parallel, and described fore side frame is provided with trundle, and described trundle is inserted in the waist-shaped hole, also can slides along the waist-shaped hole length direction.
Further, be respectively arranged with on described roll change buggy and the fore side frame mutually over against the pushing block that cooperates.
Further, described Traverse Displacement Unit is horizontally disposed hydraulic cylinder, and the piston rod of described hydraulic cylinder and fore side frame are hinged.
Further, the straightener of described energy fast roll changing also comprises smoothing roll system, described smoothing roll is to comprise the transmission side axis of cone, pull bar, collars assembling and the fore side axis of cone, the described transmission side axis of cone is arranged on the transmission side frame in the mode that can rotate in a circumferential direction and slide in the axial direction, described pull bar is fixed on the transmission side axis of cone, and it is coaxial with it, the described fore side axis of cone is arranged on the fore side frame in the mode that can rotate in a circumferential direction and slide in the axial direction, the fore side axis of cone and the transmission side axis of cone are coaxial, described collars assembling and the fore side axis of cone are provided with the pull bar via hole that cooperates with pull bar, and the two ends of collars assembling also are provided with the taper hole that cooperates with the transmission side axis of cone and the fore side axis of cone;
Described smoothing roll is the locking device that also comprises for the locking transmission side axis of cone, pull bar, collars assembling and the fore side axis of cone;
Described smoothing roll is the axial adjusting device that also comprises for adjusting collars assembling axial location.
Further, the straightener of described energy fast roll changing, also comprise be separately positioned on the transmission side frame and the fore side frame on and with slide movingly bearing block of its in the vertical direction single-degree-of-freedom, the described transmission side axis of cone and the fore side axis of cone are separately positioned in the corresponding bearing block, also are provided with the vertical adjusting device of regulating shaft bearing vertical position on described transmission side frame and the fore side frame.
Beneficial effect of the present invention:
1, the straightener of the present invention's energy fast roll changing, when roll change, collars is deposited stand to be risen to collars assembling and contacts, after removing by Traverse Displacement Unit pulling roll change buggy and fore side frame level, can collars assembling and collars be deposited stand by handling appliance hangs together, roller replacing operation is simple and convenient, roll changing time is short, can improve roll change operating efficiency and utilization rate of equipment and installations.
2, the straightener of the present invention's energy fast roll changing does not need special roll change suspender, and equipment volume is little, in light weight, and equipment investment cost is few, can effectively reduce factory building height.
Description of drawings
Fig. 1 is the front view of the straightener of the present invention's energy fast roll changing;
Fig. 2 is the left view view of Fig. 1;
Fig. 3 is that the straightener of the present invention's energy fast roll changing is at the front view of roll change state;
Fig. 4 is changing rig view on the pulling machine;
Fig. 5 is changing rig view on the promotion machine;
Fig. 6 is the roller replacing operation flow chart.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is further described.
As shown in the figure, the straightener of present embodiment energy fast roll changing, comprise transmission side frame 1, collars assembling 6, slide 3, the fore side frame 2 that is arranged on the slide 3 and is slidingly matched with slide 3 linear reciprocation and drive the Traverse Displacement Unit 12 that fore side frame 2 is slided at slide 3, also comprise changing rig on the machine, changing rig comprises roll change buggy 9 on the described machine, the collars that is arranged on the lowering or hoisting gear 10 on the roll change buggy 9 and is positioned under the collars assembling 6 is deposited stand 11, described collars is deposited stand 11 and is placed on the lowering or hoisting gear 10, and described collars is deposited stand 11 and is provided with collars assembling and positioning device; Described roll change buggy 9 is arranged on the slide 3 and reciprocatingly slides with slide 3 and cooperates, and roll change buggy 9 is consistent with the glide direction of fore side frame 2 on slide 3; In concrete enforcement, can straight guide be set at slide 3, cooperate to realize that with fore side frame 2, roll change buggy 9 both reciprocatingly slide by horizontal linear on slide 3 respectively by straight guide;
On the described machine changing rig also comprise the location collars deposit stand 11 and roll change buggy 9 in the horizontal direction relative position deposit the stand positioner, deposit stand 11 and move with roll change buggy 9 and can accurately reset to guarantee collars;
The straightener of present embodiment energy fast roll changing also comprises smoothing roll system, described smoothing roll is to comprise the transmission side axis of cone 4, pull bar 5, collars assembling 6 and the fore side axis of cone 7, the described transmission side axis of cone 4 is arranged on the transmission side frame 1 in the mode that can rotate in a circumferential direction and slide in the axial direction, described pull bar 5 is fixed on the transmission side axis of cone 4, and it is coaxial with it, the described fore side axis of cone 7 is arranged on the fore side frame 2 in the mode that can rotate in a circumferential direction and slide in the axial direction, the fore side axis of cone 7 and the transmission side axis of cone 4 are coaxial, described collars assembling 6 and the fore side axis of cone 7 are provided with the pull bar via hole that cooperates with pull bar 5, and the two ends of collars assembling 6 also are provided with the taper hole that cooperates with the transmission side axis of cone 4 and the fore side axis of cone 7;
Described smoothing roll is the locking device 13 that also comprises for the locking transmission side axis of cone 4, pull bar 5, collars assembling 6 and the fore side axis of cone 7; Under the confined state, the transmission side axis of cone 4 and the fore side axis of cone 7 two terminal circle conical surfaces insert respectively in the taper hole that collars assembles 6 two ends, can spur pull bar 5 vertically and promote the fore side axis of cone 7 by locking device 13 the transmission side axis of cone 4, pull bar 5, collars assembling 6 and the fore side axis of cone 7 are fixedly connected into integral body;
Described smoothing roll is to comprise that also axial adjusting device 8 is fixed on the transmission side frame 1 and with the transmission side axis of cone 4 and is connected in concrete the enforcement for adjusting the axial adjusting device 8 that collars assembles 6 axial locations; Described axial adjusting device 8 is prior art, can use the axial adjusting device on the freely supported structure roll leveller, as adopting Chinese patent ZL2009203091007, name is called the axial adjusting device of disclosed smoothing roll in " the smoothing roll adjusting device of section straightener ", also can be the hydraulically extensible guiding mechanism.
The roll change process of the straightener of present embodiment energy fast roll changing is:
At first by lowering or hoisting gear 10 collars being deposited stand 11 rises to collars assembling 6 and contacts; Again locking device 13 is separated with pull bar 5; Move horizontally by Traverse Displacement Unit 12 pull operation side frames 2 and roll change buggy 9 then, collars assembling 6 is broken away from from pull bar 5; By handling apparatus collars assembling 6 and collars being deposited stand 11 1 liftings at last walks.Collars assembling 6 is assembled into operating process on the straightener with collars to be assembled 6 operating process that remove from straightener opposite.
In concrete enforcement, collars is deposited stand 11 and be can be monolithic construction or form split-type structural by some sections that are separated from each other; When the collars of straightener assembled 6 negligible amounts, collars assembling 6 adds collars, and to deposit the weight of stand 11 less, and crane gear can be finished handling work, can adopt monolithic construction; When the collars of straightener assembles 6 quantity more for a long time, collars is deposited stand 11 and is fit to adopt by the some sections split-type structurals of forming, every section collars is deposited stand 11, and to add the weight of the collars assembling 6 on it also less, and crane gear also can be finished handling work (as shown in Figure 6).
Present embodiment can fast roll changing straightener, by once or handling several times collars can be assembled 6 and hang/hang in straightener, roller replacing operation is simple and convenient, roll changing time is short, can improve roll change operating efficiency and utilization rate of equipment and installations; And roll change does not need special roll change suspender, and equipment volume is little, in light weight, equipment investment cost is few, can effectively reduce factory building height.
In the present embodiment, described lowering or hoisting gear 10 is the lifting hydraulic cylinder that is fixed on the roll change buggy and piston rod is vertically placed, and described collars is deposited stand 11 and is placed on lifting hydraulic cylinder piston boom end, and is simple in structure, and implementation cost is low.Certainly in different embodiments, described lowering or hoisting gear 10 also can adopt other structure, as coming the lifting collars to deposit stand 11 by motor-driven leading screw, also can realize the object of the invention.
In the present embodiment, described collars assembling and positioning device is for to assemble the adaptive groove of 6 external diameters with collars, and described groove can be U-lag, V-shaped groove or arc groove etc.; Certainly collars assembling and positioning device also can adopt other structures such as fixture block of assembling 6 both sides as retaining at collars.
In the present embodiment, the described stand positioner of depositing comprises the lead that is arranged on the roll change buggy 9 16 and is arranged on collars and deposits the sleeve 17 that is slidingly matched with lead 16 on the stand 11; Originally depositing the stand positioner does not influence the movement that collars is deposited stand 11 in the vertical directions, and collars was deposited stand 11 and roll change buggy 9 accurate combinations when it can guarantee to assemble simultaneously.
In the present embodiment, described roll change buggy 9 is provided with the waist-shaped hole 14 that length direction and collars assemble 6 axially parallels, and described fore side frame 2 is provided with trundle 15, and described trundle 15 is inserted in the waist-shaped hole 14, and can slide along waist-shaped hole 14 length directions; The slip length of described trundle 15 in waist-shaped hole 14 inserts the length of collars assembling 6 greater than the fore side axis of cone 7.This structure connects roll change buggy 9 and fore side frames 2 by trundle 15, is connected with fore side frame 2 by a Traverse Displacement Unit 12 like this, can drive roll change buggy 9 simultaneously and fore side frame 2 moves.And because the slip length of trundle 15 in waist-shaped hole 14 inserts the length of collars assembling 6 greater than the fore side axis of cone 7, therefore but Traverse Displacement Unit 12 pull operation side frames 2 move, fore side taper pin 7 on it is skidded off from collars assembling 6, handling apparatus can be directly be deposited stand 11 with collars assembling 6 from collars and hangs oneself away like this, can make the handling operation simpler, operating efficiency is higher.Certainly also can drive roll change buggy 9 and fore side frame 2 respectively by two Traverse Displacement Units 12 in different embodiments, also can reach the object of the invention, but its structure is complicated, manufacturing cost is higher.
In the present embodiment; be respectively arranged with on described roll change buggy 9 and the fore side frame 2 mutually over against the pushing block 18 that cooperates; in the process that Traverse Displacement Unit 12 promotion fore side frames 2 reset; pushing block on the fore side frame 2 is to the pushing block applied thrust on the roll change buggy 9; realize roll change buggy 9 returns; pushing block 18 is set avoids roll change buggy 9 and 2 direct collisions of fore side frame, can play a protective role.
In the present embodiment, described Traverse Displacement Unit 12 is horizontally disposed hydraulic cylinder, and the piston rod of described hydraulic cylinder and fore side frame 2 are hinged, and device is simple, and cost is low, is convenient to operation control; Certainly in different embodiments, Traverse Displacement Unit 12 also can adopt other structures, as adopting the linear reciprocation driving mechanism of being formed by motor, leading screw and nut, and the perhaps linear reciprocation driving mechanism of being formed by motor, gear and tooth bar.
As the improvement to this enforcement, the straightener of instinct fast roll changing also comprise be separately positioned on the transmission side frame 1 and fore side frame 2 on and with slide movingly bearing block 19 of its in the vertical direction single-degree-of-freedom, the described transmission side axis of cone 4 and the fore side axis of cone 7 are separately positioned in the corresponding bearing block 19, also are provided with the vertical adjusting device 20 of regulating shaft bearing 19 vertical positions on described transmission side frame 1 and the fore side frame 2; In concrete enforcement, the linear reciprocation drive unit that described vertical adjusting device 20 can be formed for hydraulic cylinder or by motor, leading screw and nut or the linear reciprocation drive unit of being formed by motor, gear and tooth bar.By the axial location of vertical adjusting device 20 regulating shaft bearings 19, can adjust the roll gap width of straightener easily.
Explanation is at last, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although with reference to preferred embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not breaking away from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (8)
1. the straightener of an energy fast roll changing, the fore side frame that comprises transmission side frame, collars assembling, slide, is arranged on the slide and is slidingly matched with the slide linear reciprocation and drive the Traverse Displacement Unit that the fore side frame is slided at slide, it is characterized in that: also comprise changing rig on the machine, changing rig comprises roll change buggy, is arranged on the lowering or hoisting gear on the roll change buggy and the collars that is positioned under the collars assembling is deposited stand on the described machine, described collars is deposited stand and is placed on the lowering or hoisting gear, and described collars is deposited stand and is provided with collars assembling and positioning device;
Described roll change buggy is arranged on the slide and reciprocatingly slides with slide and cooperates, and roll change buggy is consistent with the glide direction of fore side frame on slide;
On the described machine changing rig also comprise the location collars deposit stand and roll change buggy in the horizontal direction relative position deposit the stand positioner.
2. straightener that can fast roll changing according to claim 1 is characterized in that: described lowering or hoisting gear is to be fixed on the roll change buggy and lifting hydraulic cylinder that piston rod is vertically placed.
3. straightener that can fast roll changing according to claim 1 is characterized in that: the described stand positioner of depositing comprises the lead that is arranged on the roll change buggy and is arranged on collars and deposits the sleeve that is slidingly matched with lead on the stand.
4. straightener that can fast roll changing according to claim 1, it is characterized in that: described roll change buggy is provided with the waist-shaped hole of length direction and collars assembling axially parallel, described fore side frame is provided with trundle, and described trundle is inserted in the waist-shaped hole, also can slides along the waist-shaped hole length direction.
5. the straightener of energy fast roll changing according to claim 4 is characterized in that: be respectively arranged with on described roll change buggy and the fore side frame mutually over against the pushing block that cooperates.
6. straightener that can fast roll changing according to claim 1, it is characterized in that: described Traverse Displacement Unit is horizontally disposed hydraulic cylinder, the piston rod of described hydraulic cylinder and fore side frame are hinged.
7. according to arbitrary described straightener that can fast roll changing among the claim 1-6, it is characterized in that: also comprise smoothing roll system, described smoothing roll is to comprise the transmission side axis of cone, pull bar, collars assembling and the fore side axis of cone, the described transmission side axis of cone is arranged on the transmission side frame in the mode that can rotate in a circumferential direction and slide in the axial direction, described pull bar is fixed on the transmission side axis of cone, and it is coaxial with it, the described fore side axis of cone is arranged on the fore side frame in the mode that can rotate in a circumferential direction and slide in the axial direction, the fore side axis of cone and the transmission side axis of cone are coaxial, described collars assembling and the fore side axis of cone are provided with the pull bar via hole that cooperates with pull bar, and the two ends of collars assembling also are provided with the taper hole that cooperates with the transmission side axis of cone and the fore side axis of cone;
Described smoothing roll is the locking device that also comprises for the locking transmission side axis of cone, pull bar, collars assembling and the fore side axis of cone;
Described smoothing roll is the axial adjusting device that also comprises for adjusting collars assembling axial location.
8. straightener that can fast roll changing according to claim 7, it is characterized in that: also comprise be separately positioned on the transmission side frame and the fore side frame on and with slide movingly bearing block of its in the vertical direction single-degree-of-freedom, the described transmission side axis of cone and the fore side axis of cone are separately positioned in the corresponding bearing block, also are provided with the vertical adjusting device of regulating shaft bearing vertical position on described transmission side frame and the fore side frame.
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| CN201310216572.9A CN103272892B (en) | 2013-06-03 | 2013-06-03 | Straightener capable of changing rolls quickly |
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|---|---|---|---|
| CN201310216572.9A CN103272892B (en) | 2013-06-03 | 2013-06-03 | Straightener capable of changing rolls quickly |
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| CN103272892A true CN103272892A (en) | 2013-09-04 |
| CN103272892B CN103272892B (en) | 2015-06-17 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3081316A1 (en) * | 2015-04-13 | 2016-10-19 | DANIELI & C. OFFICINE MECCANICHE S.p.A. | Straightening machine for metal structural shapes |
| CN108568651A (en) * | 2018-06-26 | 2018-09-25 | 中铝瑞闽股份有限公司 | The straightening roll attaching/detaching apparatus and application method of multi-roll straightening machine |
| CN109290454A (en) * | 2018-09-27 | 2019-02-01 | 天津市中重科技工程有限公司 | A kind of straightener concentrates roll changing system and concentrates roll-changing method |
| CN110369514A (en) * | 2019-07-31 | 2019-10-25 | 中冶华天工程技术有限公司 | A kind of adaptive roll footage roll change manipulator of heavy duty H profile steel milling train |
| CN111760937A (en) * | 2020-07-28 | 2020-10-13 | 太原科技大学 | Multi-wire hole type section steel straightening machine capable of quickly changing rollers |
| CN111790774A (en) * | 2020-07-28 | 2020-10-20 | 太原科技大学 | Roll changing base of multi-line hole type section steel straightening machine |
| CN112427489A (en) * | 2020-11-30 | 2021-03-02 | 中冶华天工程技术有限公司 | Automatic roller changing process of row straightening machine |
| CN112427490A (en) * | 2020-11-30 | 2021-03-02 | 中冶华天工程技术有限公司 | Automatic roll changing system of row straightening machine |
| CN112808794A (en) * | 2020-11-30 | 2021-05-18 | 中冶华天工程技术有限公司 | Upper roller set bracket positioning and locking device and roller changing method |
| CN114101387A (en) * | 2021-11-24 | 2022-03-01 | 中冶赛迪装备有限公司 | Straightening roller connecting structure and method |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3081316A1 (en) * | 2015-04-13 | 2016-10-19 | DANIELI & C. OFFICINE MECCANICHE S.p.A. | Straightening machine for metal structural shapes |
| EP3081316B1 (en) | 2015-04-13 | 2017-11-29 | DANIELI & C. OFFICINE MECCANICHE S.p.A. | Straightening machine for metal structural shapes |
| CN108568651A (en) * | 2018-06-26 | 2018-09-25 | 中铝瑞闽股份有限公司 | The straightening roll attaching/detaching apparatus and application method of multi-roll straightening machine |
| CN109290454A (en) * | 2018-09-27 | 2019-02-01 | 天津市中重科技工程有限公司 | A kind of straightener concentrates roll changing system and concentrates roll-changing method |
| CN110369514A (en) * | 2019-07-31 | 2019-10-25 | 中冶华天工程技术有限公司 | A kind of adaptive roll footage roll change manipulator of heavy duty H profile steel milling train |
| CN111790774A (en) * | 2020-07-28 | 2020-10-20 | 太原科技大学 | Roll changing base of multi-line hole type section steel straightening machine |
| CN111760937A (en) * | 2020-07-28 | 2020-10-13 | 太原科技大学 | Multi-wire hole type section steel straightening machine capable of quickly changing rollers |
| CN111790774B (en) * | 2020-07-28 | 2022-04-01 | 太原科技大学 | Roll changing base of multi-line hole type section steel straightening machine |
| CN112427489A (en) * | 2020-11-30 | 2021-03-02 | 中冶华天工程技术有限公司 | Automatic roller changing process of row straightening machine |
| CN112427490A (en) * | 2020-11-30 | 2021-03-02 | 中冶华天工程技术有限公司 | Automatic roll changing system of row straightening machine |
| CN112808794A (en) * | 2020-11-30 | 2021-05-18 | 中冶华天工程技术有限公司 | Upper roller set bracket positioning and locking device and roller changing method |
| CN114101387A (en) * | 2021-11-24 | 2022-03-01 | 中冶赛迪装备有限公司 | Straightening roller connecting structure and method |
| CN114101387B (en) * | 2021-11-24 | 2024-03-19 | 中冶赛迪装备有限公司 | Straightening roller connecting structure and connecting method |
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| CN103272892B (en) | 2015-06-17 |
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