CN204094091U - Column integration pony roll spacing dynamic draught withdrawal straightening machine welding stand altogether - Google Patents
Column integration pony roll spacing dynamic draught withdrawal straightening machine welding stand altogether Download PDFInfo
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- CN204094091U CN204094091U CN201420476414.7U CN201420476414U CN204094091U CN 204094091 U CN204094091 U CN 204094091U CN 201420476414 U CN201420476414 U CN 201420476414U CN 204094091 U CN204094091 U CN 204094091U
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Abstract
The open one of the utility model is exclusively used in common column integration pony roll spacing dynamic draught withdrawal straightening machine welding stand, column, base, the unit frame that is connected by welding manner between crossbeam three, often adjacent two rollers share one group of support post, described column has at least three groups to ten one group, all top rolls move up and down along the slideway of column both sides respectively, often adjacent two hydraulic cylinders hydraulic cylinder bearing also share one group of support post.Compact conformation, roller spacing is little, can arrange more depress roller, meet the parameter request of multipoint pressing in technique in shorter liquid phase region, greatly promotes Inner Quality of Billet and continuous casting production efficiency.The frame integral rigidity be made up of welding manner is good, and processing capacity is few, and in work, between each component, relative size is stablized, and long service life, decreases maintenance load.
Description
Technical field
The utility model relates to a kind of integration of column altogether pony roll spacing dynamic draught withdrawal straightening machine welding stand, is specially in billet caster, altogether the band dynamic draught withdrawal straightening machine rack construction of pillar construction, belongs to metallurgy industry technical field of metallurgical machinery.
Background technology
In strand continuous casting process, band dynamic draught billet caster because of casting machine radius little, casting blank section is little, and the liquid phase region length that can be used for dynamic draught is short, must arrange more depress roller in limited scope, carries out pressure make it that deformation occur to strand; Realize dynamic draught, in time must implement pressure or dynamic conditioning roll gap at correct position according to tracking results, therefore each top roll must can control separately; Because strand deformation will occur, to improve Inner Quality of Billet, the line of centres of every a pair top roll and lower roll must be arranged in be aligned on normal to a curve, that is the vertical center line of the vertical center line of hydraulic cylinder and rack slide all overlaps with arc strand normal, and can different casting blank section be adapted to, on the other hand, less roller spacing, can realize multiple spot dynamic soft-reduction leveling effect in comparatively away minor segment.
Existing small billet withdrawal straightening machine roller spacing is because of reasons in structure, minimum of a value is all greater than 550mm, roller spacing minimum of a value while of present inventor in disclosed patent application document " altogether column integration pony roll spacing dynamic draught withdrawal straightening machine " can reach 550mm, the principal character of this device have employed common pillar construction, slideway is all had to the both sides of six roots of sensation column from second, be positioned at first of end, 7th root post only inner side has slideway, form two pairs of adjacent rollers and share a support post, often the hydraulic cylinder bearing of adjacent two hydraulic cylinders also shares a support post, moved up and down along the slideway on two heel posts respectively by each top roll of Driven by Hydraulic Cylinder, this withdrawal straightening machine can realize dynamic draught function from segmental arc through aligning to be transitioned in the process of horizontal segment, reach lifting Inner Quality of Billet, improve the object of continuous casting production efficiency, task of sending dummy bar, deingot and throwing to align can be completed again simultaneously.
For the pony roll spacing multiple spot dynamic draught withdrawal straightening machine of above-mentioned compact structure, the structure of its frame will be different with conventional small billet withdrawal straightening machine, openly the rack construction of pony roll spacing dynamic draught withdrawal straightening machine, does not also have the unit frame be connected by welding manner between column, base, crossbeam three.
Summary of the invention
The purpose of this utility model asks a question for background technology, design a kind of welding stand being exclusively used in common column integration pony roll spacing dynamic draught withdrawal straightening machine, be column, base, be fixed into all-in-one-piece welding stand by welding manner between crossbeam three, often adjacent two rollers share one group of support post, all top rolls move up and down along the slideway of column both sides respectively, often adjacent two hydraulic cylinders hydraulic cylinder bearing also share one group of support post.Compact conformation, roller spacing is little, can arrange more depress roller, meet the parameter request of multipoint pressing in technique in shorter liquid phase region, greatly promotes Inner Quality of Billet and continuous casting production efficiency.The frame integral rigidity be made up of welding manner is good, and processing capacity is few, and in work, between each component, relative size is stablized, and long service life, decreases maintenance load.
The technical solution of the utility model is: column integration pony roll spacing dynamic draught withdrawal straightening machine welding stand altogether, and comprise column, crossbeam and base, described base has each row of forward and backward row; Described column has at least three groups to ten one group, each group column divides front and rear row respectively to have one, enters that billet is head end column, to go out billet be terminal column, and other is interlude column, the upper inner of described head end, terminal column has slideway, and all there is slideway the both sides, top of described interlude column; Described slideway is provided with top roll, and the bottom of described column is provided with lower roll, and described top roll and lower roll form upper and lower pair roller; Described top roll is moved up and down along the slideway on column respectively by Driven by Hydraulic Cylinder; Adjacent two pair roller spacing minimum of a values are 550mm; The center of every pair roller is up and down arranged on aligning normal to a curve; It is characterized in that:
Described front-seat column lower end is connected on described front-seat base by setting spacing respectively by welding manner, described rear row's column lower end is also to be connected respectively by welding manner by setting spacing to arrange on base in the rear, there is crossbeam the upper end of each group front and rear row column, the two ends of described crossbeam and described column upper end are also be connected by welding manner, column, form Integral welded frame by welding manner between crossbeam and base three.
The beneficial effects of the utility model are:
(1) the unit frame integral rigidity be made up of welding manner is good, and processing capacity is few, and in work, between each component, relative size is stablized, and long service life, decreases maintenance load;
(2) compact conformation, roller spacing minimum of a value can reach 550mm, can arrange more depress roller, meet the parameter request of multipoint pressing in technique in shorter liquid phase region, greatly promotes Inner Quality of Billet and continuous casting production efficiency;
(3) center of every a pair up-down rollers is arranged on aligning normal to a curve, and during pressure, strand is all the time by normal pressure, not by tangential force, can adapt to multiple section and guarantee slab quality;
(4) according to calculating the quantity increasing transmission device, can need arbitrary disposition transmission device quantity according to technique, there is enough slab drawing powers, various drafts and various casting blank section can be adapted to;
(5) simultaneously satisfiedly on a set of equipment can send dummy bar, throwing aligning, dynamic draught and function of moulding adobe blocks, the mechanism that moulds adobe blocks is set no longer in addition, reduce cost;
(6) often organize top roll to extract out separately together with hydraulic cylinder, hydraulic cylinder bearing, transmission device, slide, be easy to dismounting, the repair time is short, and spare parts consumption amount is few.
Accompanying drawing explanation
Fig. 1 is the utility model column integration pony roll spacing dynamic draught withdrawal straightening machine welding stand front view altogether;
Fig. 2 be in Fig. 1 A-A to sectional view.
Mark in figure: 1-base, 2-column, 3-crossbeam, 4-slideway, the center line of 5-upper and lower pair roller, 6-top roll (free roll), 7-top roll (driven roller), 8-lower roll, I-head end column, II ~ VI-interlude column, VII-terminal column.
Detailed description of the invention
Be described in further detail below in conjunction with the enforcement of accompanying drawing to technical scheme:
As depicted in figs. 1 and 2, the utility model is column integration pony roll spacing dynamic draught withdrawal straightening machine welding stand altogether, and comprise column 2, crossbeam 3 and base 1, described base 1 has each row of forward and backward row; Described column 2 has at least three groups to ten one group, seven groups are set as in the utility model embodiment, each group column divides front and rear row respectively to have one, being positioned at bottom in Fig. 1 is into billet head end column I, top billet terminal column VII, II ~ VI is interlude column, and the upper inner of described head end, terminal column has slideway 4, and all there is slideway 4 both sides, top of described interlude column; Described slideway 4 is provided with top roll, and the top roll between its central post I ~ II, between column II ~ III, between column IV ~ V, between column VI ~ VII is driven roller 7, and the top roll between remaining column III ~ IV, between column V ~ VI is free roll 6.The bottom that be positioned at column 2 corresponding with each top roll is provided with lower roll 8, and all lower rolls 8 are all free rolls, and described top roll and lower roll form upper and lower pair roller; Described each top roll is moved up and down along the slideway 4 on each column respectively by Driven by Hydraulic Cylinder; Adjacent two pair roller spacing minimum of a values are 550mm; The center line 5 of each upper and lower pair roller is arranged on aligning normal to a curve.
As shown in Figure 2, the lower end of front-seat column, rear row's column is all weld respectively by setting spacing to be connected on forward and backward row's base 1, and the concrete size of spacing is determined according to different casting blank section, differential roller face length degree.There is crossbeam 3 each upper end organizing forward and backward row's column, and the two ends of crossbeam 3 and column upper end are also be connected by welding manner, column 2, forms Integral welded frame by welding manner between crossbeam 3 and base 1 three.After having welded by technological requirement between three, through the required PROCESS FOR TREATMENT such as to eliminate stress, each parts again on column are installed location machined surface and are processed respectively, then the parts such as installation and debugging hydraulic cylinder, roller, relatively large owing to welding rear unit frame, during overall processing, need to carry out fine finishining on the lathe of larger processing dimension specification.
The beneficial effects of the utility model are:
(1) the unit frame integral rigidity be made up of welding manner is good, and processing capacity is few, and in work, between each component, relative size is stablized, and long service life, decreases maintenance load;
(2) compact conformation, roller spacing minimum of a value can reach 550mm, can arrange more depress roller, meet the parameter request of multipoint pressing in technique in shorter liquid phase region, greatly promotes Inner Quality of Billet and continuous casting production efficiency;
(3) center of every a pair up-down rollers is arranged on aligning normal to a curve, and during pressure, strand is all the time by normal pressure, not by tangential force, can adapt to multiple section and guarantee slab quality;
(4) according to calculating the quantity increasing transmission device, can need arbitrary disposition transmission device quantity according to technique, there is enough slab drawing powers, various drafts and various casting blank section can be adapted to;
(5) simultaneously satisfiedly on a set of equipment can send dummy bar, throwing aligning, dynamic draught and function of moulding adobe blocks, the mechanism that moulds adobe blocks is set no longer in addition, reduce cost;
(6) often organize top roll to extract out separately together with hydraulic cylinder, hydraulic cylinder bearing, transmission device, slide, be easy to dismounting, the repair time is short, and spare parts consumption amount is few.
These are only embodiment of the present utility model, but be not limited to the utility model, all any amendments, equivalent replacement or improvement etc. made within the utility model spirit and principle, all should be included within right of the present utility model.
Claims (1)
1. be total to column integration pony roll spacing dynamic draught withdrawal straightening machine welding stand, comprise column, crossbeam and base, described base has each row of forward and backward row; Described column has at least three groups to ten one group, each group column divides front and rear row respectively to have one, enters that billet is head end column, to go out billet be terminal column, and other is interlude column, the upper inner of described head end, terminal column has slideway, and all there is slideway the both sides, top of described interlude column; Described slideway is provided with top roll, and the bottom of described column is provided with lower roll, and described top roll and lower roll form upper and lower pair roller; Described top roll is moved up and down along the slideway on column respectively by Driven by Hydraulic Cylinder; Adjacent two pair roller spacing minimum of a values are 550mm; The center of every pair roller is up and down arranged on aligning normal to a curve; It is characterized in that:
Described front-seat column lower end is connected on described front-seat base by setting spacing respectively by welding manner, described rear row's column lower end is also to be connected respectively by welding manner by setting spacing to arrange on base in the rear, there is crossbeam the upper end of each group front and rear row column, the two ends of described crossbeam are connected by welding with described column upper end, column, form unit frame by welding manner between crossbeam and base three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420476414.7U CN204094091U (en) | 2014-08-22 | 2014-08-22 | Column integration pony roll spacing dynamic draught withdrawal straightening machine welding stand altogether |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420476414.7U CN204094091U (en) | 2014-08-22 | 2014-08-22 | Column integration pony roll spacing dynamic draught withdrawal straightening machine welding stand altogether |
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| CN204094091U true CN204094091U (en) | 2015-01-14 |
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| CN201420476414.7U Active CN204094091U (en) | 2014-08-22 | 2014-08-22 | Column integration pony roll spacing dynamic draught withdrawal straightening machine welding stand altogether |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110479767A (en) * | 2019-09-06 | 2019-11-22 | 安徽马钢重型机械制造有限公司 | A kind of straightening machine base and production method |
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2014
- 2014-08-22 CN CN201420476414.7U patent/CN204094091U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110479767A (en) * | 2019-09-06 | 2019-11-22 | 安徽马钢重型机械制造有限公司 | A kind of straightening machine base and production method |
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