CN202570880U - Straightening device of rail end before steel rail welding - Google Patents
Straightening device of rail end before steel rail welding Download PDFInfo
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- CN202570880U CN202570880U CN 201220242780 CN201220242780U CN202570880U CN 202570880 U CN202570880 U CN 202570880U CN 201220242780 CN201220242780 CN 201220242780 CN 201220242780 U CN201220242780 U CN 201220242780U CN 202570880 U CN202570880 U CN 202570880U
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Abstract
The utility model relates to a straightening device of a rail end before steel rail welding. The straightening device of the rail end before the steel rail welding comprises an oil cylinder, wherein a piston rod of the oil cylinder is connected with an upper movable pressure head base, the lower end of the upper movable pressure head base is provided with at least two upper movable pressure heads, gaps are arranged between the upper movable pressure head base and the upper movable pressure heads, upper baffles are arranged between the upper movable pressure head base and the upper movable pressure heads, one sides of the upper baffles close to the upper movable pressure heads are provided with raised upper support platforms, and the upper baffles are connected with an upper baffle oil cylinder. By means of mutual effects of pairs of the upper movable pressure heads and the lower movable pressure heads, after simple adjustment, one-shot multi-station pressure straightening of steel rails with different bending degrees is achieved, a single-point straightening mode in the prior art is replaced, straightening efficiency is improved, and operation is simple.
Description
Technical field
The utility model relates to a kind of coalignment, rail end coalignment before particularly a kind of rail weldering.
Background technology
Straightener is the equipment that metal bar, tubing, wire rod etc. is carried out alignment; Straightener pushes bar etc. through the alignment roller and makes it change linearity; Two row's alignment rollers are generally arranged, and quantity does not wait, and two roller straighteners are also arranged; The material that relies on the angle of two rollers to change different-diameter carries out alignment, and main type has pressure straightening machine, balance to roll straightener, tiltedly roll straightener, rotation recurvation straightener or the like.
Wherein pressure straightening is that utilization activity pressure head is exerted pressure, make to be placed in two rail bendings between fixed pivot, and the rectification of the rail shape defect of realizing; Pressure straightening machine discrete and horizontal two kinds are divided into two types of hydraulic drive and machine driving again by the power source, during pressure straightening the sweep of rail are placed on below the movable pressure head, and to back-flexing, after load shed, rail just in time reached straight through spring-go; If recurvation is not enough, should carry out the second time and replenish alignment, if recurvation is excessive, in the opposite direction carry out recurvation again, till straight.Pressure straightening machine of the prior art includes only a pair of movable pressure head usually, and need ceaselessly detect the rail shape defect and regulate rectification, complex operation, and efficient is low.
The utility model content
The goal of the invention of the utility model is: to the problem that prior art exists, provide a kind of alignment efficient the preceding rail end coalignment of rail weldering high and easy and simple to handle.
To achieve these goals; The technical scheme that the utility model adopts is: rail end coalignment before a kind of rail weldering; Comprise oil cylinder, the piston rod of oil cylinder links to each other with last movable pressing head seat, and the lower end of going up movable pressing head seat is provided with at least two and goes up movable pressure head; Go up movable pressing head seat and be provided with the gap between the movable pressure head on each; Go up in the gap of movable pressing head seat and last movable pressure head and be provided with overhead gage, overhead gage a side of movable pressure head on the vicinity be provided with convexity on brace table, overhead gage links to each other with the overhead gage oil cylinder; The below of going up movable pressing head seat is provided with down movable pressing head seat; The upper end of movable pressing head seat is provided with down movable pressure head down; The quantity of movable pressing head seat equates with the quantity of last movable pressing head seat down, is provided with the gap between the movable pressure head of following movable pressing head seat and each time, is provided with lower baffle plate in the gap of following movable pressing head seat and following movable pressure head; One side of lower baffle plate movable pressure head under vicinity is provided with protruding following brace table, and lower baffle plate links to each other with the lower baffle plate oil cylinder.
Said on each movable pressure head all are extrusion vertically with movable pressure head down, saidly movable pressure head and be provided with in pairs with movable pressure head in the vertical direction down.Adopt such structure, movable pressure head is exerted pressure each other under reaching through paired last movable pressure head, can realize alignment.
Said on each the center line of movable pressure head line, on each movable pressure head the center line line all with the piston rod axially parallel of overhead gage oil cylinder; The line of the center line of the movable pressure head of said each time, the center line line of the movable pressure head of each time all with the piston rod axially parallel of lower baffle plate oil cylinder; The piston rod of said overhead gage oil cylinder to the piston rod axially parallel of lower baffle plate oil cylinder.Adopt such structure, can promote to go up brace table through overhead gage oil cylinder and lower baffle plate oil cylinder and move, thereby contact with following movable pressure head, and play a supporting role with different last movable pressure heads with following brace table.
Saidly movable pressing head seat and be provided with resetting-mechanism between movable pressure head on each, be provided with down resetting-mechanism between said time movable pressing head seat and the movable pressure head of each time.Adopt such structure, can make movable pressing head seat and on each between movable pressure head, keep the gap between movable pressing head seat and the movable pressure head of each time down.
Said upward resetting-mechanism is a spring, and said resetting-mechanism down is a spring.Adopt such resetting-mechanism, simple in structure.
The said line of the center line of movable pressure head is a straight line; The said quantity that movable pressure head is five; Be respectively on first on the movable pressure head, second on the movable pressure head, the 3rd on the movable pressure head, the 4th movable pressure head on the movable pressure head and the 5th; Movable pressure head is respectively arranged with on first movable pressure head on the movable pressure head and the 5th on the said the 3rd along the both sides of the line of the center line of last movable pressure head; Be provided with movable pressure head on second on the said the 3rd on the movable pressure head and first between the movable pressure head; Be provided with movable pressure head on the 4th on the said the 3rd on the movable pressure head and the 5th between the movable pressure head; On said first on the movable pressure head and the 3rd distance of movable pressure head equal on the 5th the distance of movable pressure head on the movable pressure head and the 3rd, on said second on the movable pressure head and the 3rd distance of movable pressure head equal on the 4th the distance of movable pressure head on the movable pressure head and the 3rd;
The said line of the center line of movable pressure head down is a straight line; The said quantity of movable pressure head down is five; Be respectively first time movable pressure head, second time movable pressure head, the 3rd time movable pressure head, the 4th time movable pressure head and the 5th time movable pressure head; Said the 3rd time movable pressure head edge is respectively arranged with first time movable pressure head and the 5th time movable pressure head in the both sides of the line of the center line of movable pressure head down; Be provided with movable pressure head second time between said the 3rd time movable pressure head and first time movable pressure head; Be provided with movable pressure head the 4th time between said the 3rd time movable pressure head and the 5th time movable pressure head; The distance of said first time movable pressure head and the 3rd time movable pressure head equals the distance of the 5th time movable pressure head and the 3rd time movable pressure head, and the distance of said second time movable pressure head and the 3rd time movable pressure head equals the distance of the 4th time movable pressure head and the 3rd time movable pressure head.Adopt such structure, can pass through five stations, at the same time or separately with the rail alignment of exerting pressure.
The said quantity that goes up brace table is four; The said line of going up the center line of brace table is a straight line; The said brace table of going up is respectively on the brace table on first, second on the brace table, the 3rd brace table on the brace table and the 4th; On said first on the brace table and the 3rd brace table be divided into brace table both sides on second; Brace table is positioned on the 3rd brace table away from brace table one side on second on the said the 4th; On said first on the brace table and the 3rd distance between the brace table equal the distance between the movable pressure head and the 4th movable pressure head on second, on said first on the brace table and the 4th distance between the brace table equal on first the distance between the movable pressure head on the movable pressure head and the 5th;
The said quantity of brace table down is four; The said line of the center line of brace table down is a straight line; Said brace table down is respectively first time brace table, second time brace table, the 3rd time brace table and the 4th time brace table; Said first time brace table and the 3rd time brace table are divided into the brace table both sides second time; Said the 4th time brace table is positioned at the 3rd time brace table away from second time brace table one side; Distance between said first time brace table and the 3rd time brace table equals the distance between second time movable pressure head and the 4th movable pressure head, and the distance between said first time brace table and the 4th time brace table equals the distance between first time movable pressure head and the 5th time movable pressure head.Adopt such structure, can preset five stations, and after the upon mediation, at the same time or separately with the rail alignment of exerting pressure.
In sum; Owing to adopted technique scheme, the beneficial effect of the utility model is: through many movable pressure head and following movable pressure head are interacted, and can be after simple and easy conciliation; Carry out the alignment of exerting pressure of disposable multistation to the rail of differently curved degree; Substituted single-point alignment mode of the prior art, improved alignment efficient, and operation is easier.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the structural representation of an embodiment of the utility model.
Mark among the figure: oil cylinder-1; Go up movable pressing head seat-2; Overhead gage oil cylinder-3; Last brace table-4; Last resetting-mechanism-5; Go up movable pressure head-6; Following movable pressure head-7; Following resetting-mechanism-8; Following brace table-9; Lower baffle plate oil cylinder-10; Following movable pressing head seat-11; Overhead gage-12; Lower baffle-13;
Movable pressure head-601a on first; Movable pressure head-602a on second; Movable pressure head-603a on the 3rd; Movable pressure head-604a on the 4th; Movable pressure head-605a on the 5th; Brace table-401a on first; Brace table-402a on second; Brace table-403a on the 3rd; Brace table-404a on the 4th;
First time movable pressure head-701b; Second time movable pressure head-702b; The 3rd time movable pressure head-703b; The 4th time movable pressure head-704b; The 5th time movable pressure head-705b; First time brace table-901b; Second time brace table-902b; The 3rd time brace table-903b; The 4th time brace table-904b.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is done detailed explanation.
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
As shown in Figure 1; Rail end coalignment comprises the oil cylinder 1 in order to apply alignment pressure before the weldering of the utility model rail; The piston rod of oil cylinder 1 is connected with last movable pressing head seat 2 tops, and the lower end of going up movable pressing head seat 2 is provided with at least two and goes up movable pressure heads 6, and going up movable pressure head 6 and last movable pressing head seat 2 can same moved further; The bottom of going up movable pressure head 6 can contact with the upper surface of rail and exert pressure; The bottom of going up movable pressure head 6 is all parallel with horizontal plane, and when the quantity of last movable pressure head 6 when being a plurality of, movable pressure head 6 bottoms all are positioned on the same horizontal plane on each.Go up movable pressing head seat 2 and be provided with the gap with the top that each goes up movable pressure head 6, realize synchronization-moving go up simultaneously movable pressure head 6 and on movable pressing head seat 2 can in the gap, realize the straight line relative motion.Go up movable pressing head seat 2 and be provided with resetting-mechanism 5 with 6 of last movable pressure heads, can make 2 pressure eliminations of movable pressure head 6 and last movable pressing head seat after, return to prepsetting gap.The last resetting-mechanism 5 here can be spring or piston.
Last movable pressing head seat 2 and on be provided with overhead gage 12 between the gap of movable pressure head 6; Overhead gage 12 a side of movable pressure head 6 on the vicinity be provided with protruding on brace table 4, overhead gage 12 links to each other with overhead gage oil cylinder 3, the overhead gage oil cylinder 3 also servo-actuated that links to each other with last movable pressing head seat 2; Overhead gage 12 can be under the driving of overhead gage oil cylinder 3; To go up brace table 4 and aim at last movable pressure head 6, the effect of support is played in the straight line relative motion of 6 of movable pressing head seat 2 and last movable pressure heads in the restriction.When last movable pressure head 6 and corresponding with it following movable pressure head 7 all the last brace table through overhead gage 12 4 spacing after; Oil cylinder 1 drive go up movable pressing head seat 2 relatively near; Movable pressure head between last brace table 4 and following brace table 9 is fitted tightly; And under the compressing of brace table, go up movable pressure head 6 and the required pressure of following movable pressure head 7 generations alignment.
Accordingly; Below last movable pressure head 6, be symmetrically arranged with movable pressure head 7 down, and the following movable pressing head seat 11 that links to each other with following movable pressure head 7, following movable pressing head seat 11 is fixedly installed on ground or the pedestal; The quantity of quantity and last movable pressure head 6 of following movable pressure head 7 that is arranged on down movable pressing head seat 11 tops is suitable; Down movable pressure head 7 and movable pressing head seat 11 down can same moved further, and the bottom of following movable pressure head 7 can contact with the lower surface of rail and exert pressure, and the bottom of following movable pressure head 7 is all parallel with the lower surface of the rail of level; When the quantity of movable instantly pressure head 7 was a plurality of, the movable pressure head of each time 7 bottoms all were positioned on the same horizontal plane.Movable pressing head seat 11 and following 7 of movable pressure heads are provided with the gap down; Movable pressing head seat 11 links to each other through spring or piston with following movable pressure head 7 down; After descending movable pressure head 7 and movable pressing head seat 11 linking to each other down, can and realize the straight line relative motion down between the movable pressing head seat 11.With realize movable pressure head 6 and down movable pressure head 7 relatively near or separate.
Movable pressing head seat 11 and following 7 of movable pressure heads are provided with the gap down; Movable pressing head seat 11 and following 7 of movable pressure heads are provided with down resetting-mechanism 8 down; The following resetting-mechanism 8 here can be spring or piston; After movable pressure head 7 and 11 pressure of following movable pressing head seat are eliminated, return to prepsetting gap.After descending movable pressure head 7 and movable pressing head seat 11 linking to each other down, can and realize the straight line relative motion down between the movable pressing head seat 11.
Between the gap of following movable pressing head seat 11 and following movable pressure head 7, be provided with lower baffle plate 13; One side of lower baffle plate 13 movable pressure head 7 under vicinity is provided with protruding following brace table 9, and lower baffle plate 13 links to each other with lower baffle plate oil cylinder 10, and lower baffle plate oil cylinder 10 links to each other and servo-actuated with following movable pressing head seat 11; Lower baffle plate 13 can be under the driving of lower baffle plate oil cylinder 10; To descend brace table 9 to aim at descending movable pressure head 7, the effect of support is played in the straight line relative motion that following movable pressing head seat 11 of restriction and following movable pressure head are 7.Instantly movable pressure head 7 and corresponding with it following movable pressure head 7 all the following brace table through lower baffle plate 13 9 spacing after; Oil cylinder 1 drive down movable pressing head seat 11 relatively near; Make and descending the movable pressure head between brace table 9 and the following brace table 9 to fit tightly; And under the compressing of brace table, following movable pressure head 7 and 7 of following movable pressure heads produce the required pressure of alignment.
During use, at first needs are exerted pressure that the object of alignment is placed on movable pressure head 6 and down between the movable pressure head 7, through observe measure after; Crooked deformation situation according to object; Select the position at one or more movable pressure heads place to exert pressure, confirm to move through baffle plate hydraulic oil cylinder driving brace table behind the compression point, make the convexity on the brace table be positioned at the movable pressure head place that need exert pressure; With relatively moving between restraint pressure head and the movable pressing head seat; At this moment, oil cylinder 1 drive go up movable pressing head seat 2 whole with movable pressing head seat 11 relative motions down, make movable pressure head 6 and following movable pressure head 7 respectively with the need upper and lower surface of object of the alignment alignment that contacts and exert pressure of exerting pressure.After accomplishing alignment, can select suitable movable pressure head to carry out the secondary alignment the crooked situation of the object of the alignment of exerting pressure as required.
As shown in Figure 1; Rail end coalignment comprises the oil cylinder 1 in order to apply alignment pressure before the weldering of the utility model rail; The piston rod of oil cylinder 1 is connected with last movable pressing head seat 2 tops, and the lower end of going up movable pressing head seat 2 is provided with five and goes up movable pressure head 6, and movable pressure head 6 bottoms all are positioned on the same horizontal plane on each; Going up movable pressure head 6 and last movable pressing head seat 2 can same moved further; The bottom of going up movable pressure head 6 can contact with the upper surface of rail and exert pressure, and the bottom of going up movable pressure head 6 is all parallel with horizontal plane, upward movable pressing head seat 2 and on each the top of movable pressure head 6 be provided with the gap; When last movable pressure head 6 with after last movable pressing head seat 2 links to each other, can realize the straight line relative motion in the gap and between the movable pressing head seat.Go up movable pressing head seat 2 and be provided with resetting-mechanism 5 with 6 of last movable pressure heads, can make 2 pressure eliminations of movable pressure head 6 and last movable pressing head seat after, return to prepsetting gap.The last resetting-mechanism 5 here is a spring.
Last movable pressing head seat 2 and on be provided with overhead gage 12 between the gap of movable pressure head 6; Overhead gage 12 is provided with brace table 4 on three in a side of movable pressure head 6 on the vicinity; Three spacings that go up between the brace table 4 can be with reference to the spacing setting of movable pressure head; Through rational spacing is set, can make three to go up brace tables 4 and overhead gage 12 servo-actuateds after, one of them or two go up the gap that brace tables 4 are arranged in movable pressure head 6 and last movable pressing head seat 2 and carry out spacing.
Accordingly, below last movable pressure head 6, be symmetrically arranged with movable pressure head 7 down, following movable pressure head 7 links to each other with following movable pressing head seat 11; Movable pressing head seat 11 is fixedly installed on ground or the pedestal down; The quantity of following movable pressure head 7 that is arranged on down movable pressing head seat 11 tops is identical with the quantity of last movable pressure head 6, and promptly the quantity of movable pressure head 7 also is five down, goes up movable pressure head 6 and movable pressure head 7 is adaptive each other down; And but in the vertical direction aligns simultaneously; Down movable pressure head 7 and movable pressing head seat 11 down can same moved further, and the bottom of following movable pressure head 7 can contact with the lower surface of rail and exert pressure, and the bottom of following movable pressure head 7 is all parallel with the lower surface of the rail of level; The movable pressure head of each time 7 bottoms all are positioned on the same horizontal plane; Down movable pressing head seat 11 is provided with the gap with 7 of movable pressure heads down, and following movable pressing head seat 11 links to each other through spring with movable pressure head 7 down, and following movable pressure head 7 is with after time movable pressing head seat 11 links to each other; Can and realize down the straight line relative motion between the movable pressing head seat 11, with realize movable pressure head 6 and down movable pressure head 7 relatively near or separation.
Movable pressing head seat 11 and following 7 of movable pressure heads are provided with the gap down; Movable pressing head seat 11 and following 7 of movable pressure heads are provided with down resetting-mechanism 8 down; The following resetting-mechanism 8 here is a spring, after can making down movable pressure head 7 and descending 11 pressure of movable pressing head seat to eliminate, returns to prepsetting gap.
Between the gap of following movable pressing head seat 11 and following movable pressure head 7, be provided with lower baffle plate 13; One side of lower baffle plate 13 movable pressure head 7 under vicinity is provided with protruding following brace table 9; Lower baffle plate 13 links to each other with lower baffle plate oil cylinder 10, and the quantity of following brace table 9 is three, and lower baffle plate oil cylinder 10 links to each other and servo-actuated with following movable pressing head seat 11; Lower baffle plate 13 can be under the driving of lower baffle plate oil cylinder 10; To descend brace table 9 to aim at descending movable pressure head 7, the effect of support is played in the straight line relative motion that following movable pressing head seat 11 of restriction and following movable pressure head are 7.Instantly movable pressure head 7 and corresponding with it following movable pressure head 7 all the following brace table through lower baffle plate 13 9 spacing after; Oil cylinder 1 drive down movable pressing head seat 11 relatively near; Make and descending the movable pressure head between brace table 9 and the following brace table 9 to fit tightly; And under the compressing of brace table, following movable pressure head 7 and 7 of following movable pressure heads produce the required pressure of alignment.
As depicted in figs. 1 and 2; Rail end coalignment before the weldering of the utility model rail comprises oil cylinder 1, and the piston rod of oil cylinder 1 links to each other with last movable pressing head seat 2; The lower end of going up movable pressing head seat 2 is provided with at least two and goes up movable pressure head 6; Go up movable pressing head seat 2 and be provided with the gap between the movable pressure head 6 each on, go up movable pressing head seat 2 and on each 6 of movable pressure heads be provided with upper spring, be provided with overhead gage 12 in the gap of upward movable pressing head seat 2 and last movable pressure head 6; Overhead gage 12 a side of movable pressure head 6 on the vicinity be provided with protruding on brace table 4, overhead gage 12 links to each other with overhead gage oil cylinder 3; The line of going up the center line of movable pressure head 6 is a straight line; The quantity that goes up movable pressure head 6 is five; Be respectively on first on the movable pressure head 601a, second on the movable pressure head 602a, the 3rd on the movable pressure head 603a, the 4th movable pressure head 605a on the movable pressure head 604a and the 5th; On the 3rd on the movable pressure head 603a edge both sides of the line of the center line of movable pressure head 6 be respectively arranged with on first movable pressure head 605a on the movable pressure head 601a and the 5th; Be provided with movable pressure head 602a on second on the 3rd on the movable pressure head 603a and first between the movable pressure head 601a; Be provided with movable pressure head 604a on the 4th on the 3rd on the movable pressure head 603a and the 5th between the movable pressure head 605a; On first on the movable pressure head 601a and the 3rd distance of movable pressure head 603a equal on the 5th the distance of movable pressure head 603a on the movable pressure head 605a and the 3rd, on second on the movable pressure head 602a and the 3rd distance of movable pressure head 603a equal on the 4th the distance of movable pressure head 603a on the movable pressure head 604a and the 3rd; The quantity of last brace table 4 is four; The line of the center line of last brace table 4 is a straight line; Last brace table 4 is respectively on first on the brace table 401a, second on the brace table 402a, the 3rd brace table 404a on the brace table 403a and the 4th; On first on the brace table 401a and the 3rd brace table 403a be divided into brace table 402a both sides on second; Brace table 404a is positioned on the 3rd brace table 403a away from brace table 402a one side on second on the 4th; On first on the brace table 401a and the 3rd distance between the brace table 403a equal the distance between the movable pressure head 602a and the 4th movable pressure head on second, on first on the brace table 401a and the 4th distance between the brace table 404a equal on first the distance between the movable pressure head 605a on the movable pressure head 601a and the 5th.
Movable pressure head 6 all is extrusion vertically with following movable pressure head 7 on each; Go up movable pressure head 6 and be provided with in pairs with movable pressure head 7 in the vertical directions down, the line of the center line of movable pressure head 6 on each, on each movable pressure head 6 the center line line all with the piston rod axially parallel of overhead gage oil cylinder 3; The center line line of the movable pressure head 7 of line, each time of the center line of the movable pressure head 7 of each time all with the piston rod axially parallel of lower baffle plate oil cylinder 10; The piston rod of overhead gage oil cylinder 3 to the piston rod axially parallel of lower baffle plate oil cylinder 10.
The below of going up movable pressing head seat 2 is provided with down movable pressing head seat 11; The upper end of movable pressing head seat 11 is provided with down movable pressure head 7 down; The quantity of movable pressing head seat 11 equates with the quantity of last movable pressing head seat 2 down; Be provided with the gap between movable pressing head seat 11 and the movable pressure head 7 of each time down, 7 of the movable pressure heads of following movable pressing head seat 11 and each time are provided with lower spring.Be provided with lower baffle plate 13 in the gap of down movable pressing head seat 11 and following movable pressure head 7, a side of lower baffle plate 13 movable pressure head 7 under vicinity is provided with protruding following brace table 9, and lower baffle plate 13 links to each other with lower baffle plate oil cylinder 10.The line of the center line of movable pressure head 7 is a straight line down; The quantity of movable pressure head 7 is five down; Be respectively first time movable pressure head 701b, second time movable pressure head 702b, the 3rd time movable pressure head 703b, the 4th time movable pressure head 704b and the 5th time movable pressure head 705b; The 3rd time movable pressure head 703b edge is respectively arranged with first time movable pressure head 701b and the 5th time movable pressure head 705b in the both sides of the line of the center line of movable pressure head 7 down; Be provided with movable pressure head 702b second time between the 3rd time movable pressure head 703b and first time movable pressure head 701b; Be provided with movable pressure head 704b the 4th time between the 3rd time movable pressure head 703b and the 5th time movable pressure head 705b; The distance of first time movable pressure head 701b and the 3rd time movable pressure head 703b equals the distance of the 5th time movable pressure head 705b and the 3rd time movable pressure head 703b, and the distance of second time movable pressure head 702b and the 3rd time movable pressure head 703b equals the distance of the 4th time movable pressure head 704b and the 3rd time movable pressure head 703b.The quantity of following brace table 9 is four; The line of the center line of following brace table 9 is a straight line; Following brace table 9 is respectively first time brace table 901b, second time brace table 902b, the 3rd time brace table 903b and the 4th time brace table 904b; First time brace table 901b and the 3rd time brace table 903b are divided into brace table 902b both sides second time; The 4th time brace table 904b is positioned at the 3rd time brace table 903b away from second time brace table 902b one side; Distance between first time brace table 901b and the 3rd time brace table 903b equals the distance between second time movable pressure head 702b and the 4th movable pressure head, and the distance between first time brace table 901b and the 4th time brace table 904b equals the distance between first time movable pressure head 701b and the 5th time movable pressure head 705b.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection domain of the utility model.
Claims (7)
1. rail end coalignment before a rail welds; It is characterized in that: comprise oil cylinder, the piston rod of oil cylinder links to each other with last movable pressing head seat, and the lower end of going up movable pressing head seat is provided with at least two and goes up movable pressure head; Go up movable pressing head seat and be provided with the gap between the movable pressure head on each; Go up in the gap of movable pressing head seat and last movable pressure head and be provided with overhead gage, overhead gage a side of movable pressure head on the vicinity be provided with convexity on brace table, overhead gage links to each other with the overhead gage oil cylinder; The below of going up movable pressing head seat is provided with down movable pressing head seat; The upper end of movable pressing head seat is provided with down movable pressure head down; The quantity of movable pressing head seat equates with the quantity of last movable pressing head seat down, is provided with the gap between the movable pressure head of following movable pressing head seat and each time, is provided with lower baffle plate in the gap of following movable pressing head seat and following movable pressure head; One side of lower baffle plate movable pressure head under vicinity is provided with protruding following brace table, and lower baffle plate links to each other with the lower baffle plate oil cylinder.
2. based on rail end coalignment before the weldering of the described rail of claim 1, it is characterized in that: said each to go up movable pressure head all are extrusion vertically with movable pressure head down, saidly movable pressure head and be provided with in pairs with following movable pressure head in the vertical direction.
3. rail end coalignment before the rail according to claim 2 weldering is characterized in that: said on each the center line of movable pressure head line, on each movable pressure head the center line line all with the piston rod axially parallel of overhead gage oil cylinder; The line of the center line of the movable pressure head of said each time, the center line line of the movable pressure head of each time all with the piston rod axially parallel of lower baffle plate oil cylinder; The piston rod of said overhead gage oil cylinder to the piston rod axially parallel of lower baffle plate oil cylinder.
4. based on rail end coalignment before the weldering of the described rail of claim 3, it is characterized in that: saidly movable pressing head seat and be provided with resetting-mechanism between movable pressure head on each, said descending between movable pressing head seat and the movable pressure head of each time is provided with down resetting-mechanism.
5. rail end coalignment before the rail weldering according to claim 4 is characterized in that: said upward resetting-mechanism is a spring, and said resetting-mechanism down is a spring.
6. based on rail end coalignment before the described rail weldering of arbitrary claim in the claim 1 to 5; It is characterized in that: the said line of the center line of movable pressure head is a straight line; The said quantity that movable pressure head is five; Be respectively on first on the movable pressure head, second on the movable pressure head, the 3rd on the movable pressure head, the 4th movable pressure head on the movable pressure head and the 5th; Movable pressure head is respectively arranged with on first movable pressure head on the movable pressure head and the 5th on the said the 3rd along the both sides of the line of the center line of last movable pressure head; Be provided with movable pressure head on second on the said the 3rd on the movable pressure head and first between the movable pressure head; Be provided with movable pressure head on the 4th on the said the 3rd on the movable pressure head and the 5th between the movable pressure head, on said first on the movable pressure head and the 3rd distance of movable pressure head equal on the 5th the distance of movable pressure head on the movable pressure head and the 3rd, on said second on the movable pressure head and the 3rd distance of movable pressure head equal on the 4th the distance of movable pressure head on the movable pressure head and the 3rd;
The said line of the center line of movable pressure head down is a straight line; The said quantity of movable pressure head down is five; Be respectively first time movable pressure head, second time movable pressure head, the 3rd time movable pressure head, the 4th time movable pressure head and the 5th time movable pressure head; Said the 3rd time movable pressure head edge is respectively arranged with first time movable pressure head and the 5th time movable pressure head in the both sides of the line of the center line of movable pressure head down; Be provided with movable pressure head second time between said the 3rd time movable pressure head and first time movable pressure head; Be provided with movable pressure head the 4th time between said the 3rd time movable pressure head and the 5th time movable pressure head; The distance of said first time movable pressure head and the 3rd time movable pressure head equals the distance of the 5th time movable pressure head and the 3rd time movable pressure head, and the distance of said second time movable pressure head and the 3rd time movable pressure head equals the distance of the 4th time movable pressure head and the 3rd time movable pressure head.
7. rail end coalignment before the rail weldering according to claim 6; It is characterized in that: the said quantity that goes up brace table is four; The said line of going up the center line of brace table is a straight line; The said brace table of going up is respectively on the brace table on first, second on the brace table, the 3rd brace table on the brace table and the 4th; On said first on the brace table and the 3rd brace table be divided into brace table both sides on second; Brace table is positioned on the 3rd brace table away from brace table one side on second on the said the 4th, on said first on the brace table and the 3rd distance between the brace table equal the distance between the movable pressure head and the 4th movable pressure head on second, on said first on the brace table and the 4th distance between the brace table equal on first the distance between the movable pressure head on the movable pressure head and the 5th;
The said quantity of brace table down is four; The said line of the center line of brace table down is a straight line; Said brace table down is respectively first time brace table, second time brace table, the 3rd time brace table and the 4th time brace table; Said first time brace table and the 3rd time brace table are divided into the brace table both sides second time; Said the 4th time brace table is positioned at the 3rd time brace table away from second time brace table one side; Distance between said first time brace table and the 3rd time brace table equals the distance between second time movable pressure head and the 4th movable pressure head, and the distance between said first time brace table and the 4th time brace table equals the distance between first time movable pressure head and the 5th time movable pressure head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220242780 CN202570880U (en) | 2012-05-28 | 2012-05-28 | Straightening device of rail end before steel rail welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220242780 CN202570880U (en) | 2012-05-28 | 2012-05-28 | Straightening device of rail end before steel rail welding |
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| Publication Number | Publication Date |
|---|---|
| CN202570880U true CN202570880U (en) | 2012-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220242780 Expired - Lifetime CN202570880U (en) | 2012-05-28 | 2012-05-28 | Straightening device of rail end before steel rail welding |
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| CN (1) | CN202570880U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103272889A (en) * | 2013-06-08 | 2013-09-04 | 柳州五菱汽车有限责任公司 | Flattening tool and device of longitudinal welds of rear axle packet |
| CN104588447A (en) * | 2014-12-23 | 2015-05-06 | 上海理工大学 | Guide rail straightening device |
| CN107877835A (en) * | 2017-10-30 | 2018-04-06 | 弗埃斯工业技术（苏州）有限公司 | Multistation automatic shaping mechanism |
| CN112605174A (en) * | 2020-11-27 | 2021-04-06 | 中机试验装备股份有限公司 | Bidirectional split type straightening and top bending integrated mechanism |
| CN112605175A (en) * | 2020-12-02 | 2021-04-06 | 攀钢集团攀枝花钢钒有限公司 | High-precision control operation method for high-speed rail end bending compensation |
-
2012
- 2012-05-28 CN CN 201220242780 patent/CN202570880U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103272889A (en) * | 2013-06-08 | 2013-09-04 | 柳州五菱汽车有限责任公司 | Flattening tool and device of longitudinal welds of rear axle packet |
| CN103272889B (en) * | 2013-06-08 | 2016-04-27 | 广西汽车集团有限公司 | The pressing frock of back axle bag longitudinal seam and flattening equipment |
| CN104588447A (en) * | 2014-12-23 | 2015-05-06 | 上海理工大学 | Guide rail straightening device |
| CN107877835A (en) * | 2017-10-30 | 2018-04-06 | 弗埃斯工业技术（苏州）有限公司 | Multistation automatic shaping mechanism |
| CN112605174A (en) * | 2020-11-27 | 2021-04-06 | 中机试验装备股份有限公司 | Bidirectional split type straightening and top bending integrated mechanism |
| CN112605174B (en) * | 2020-11-27 | 2022-10-14 | 中机试验装备股份有限公司 | Bidirectional split type straightening and top bending integrated mechanism |
| CN112605175A (en) * | 2020-12-02 | 2021-04-06 | 攀钢集团攀枝花钢钒有限公司 | High-precision control operation method for high-speed rail end bending compensation |
| CN112605175B (en) * | 2020-12-02 | 2022-07-15 | 攀钢集团攀枝花钢钒有限公司 | High-precision control operation method for high-speed rail end bending compensation |
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