CN206028387U - Ten roller straightening machines - Google Patents

Abstract

The utility model discloses a ten roller straightening machines, including last beam assembly, lower beam assembly, stand subassembly, leveling roller, the leveling roller is for corresponding five groups that arrange from top to bottom, the bottom rigid coupling of going up beam assembly has last butterfly spring balancing unit, beam assembly's top rigid coupling has lower butterfly spring balancing unit down, five last leveling rollers of arranging with go up butterfly spring balancing unit rigid coupling together, five lower leveling rollers of arranging with butterfly spring balancing unit rigid coupling is in the same place down, and the axis of the leveling roller that corresponds about behind the rigid coupling is in same perpendicular. The utility model discloses ten roller straightening machines changes lower beam assembly's leveling roller 5 rollers into and is the opposition with the upper beam by 2 and arranges, comes to embody as far as to pressing the function, improves the aligning ovality and reduces to align the blind area, and five last leveling rollers of arranging need be makeed again, and the parameter of leveling roller is unified about guaranteeing to it has sufficient change line length to make the steel pipe take place the deformation on the leveling roller.

Description

A kind of ten roller straighteners

Technical field

The utility model is related to a kind of ten roller straightener.

Background technology

Straightener is the equipment aligned to shape, bar, tubing, wire rod etc., and the straightener of early stage is with 7 rollers Based on straightener, 7 roller straighteners are the box-like straightener of size roller group, and 5 rollers of upper beam, the body of roll are shorter, 2 rollers of underbeam, the body of roll compared with It is long, 7 roller straighteners aligning steel pipe be based on three-point bending, but can not produce to pressing leveling effect and can not reduce effectively Roll spacing, therefore 7 roller straighteners are low in aligning steel pipe presence aligning linearity；Steel pipe ovality can not be effectively improved；Aligning is blind The problems of the excessive defect in area, so need its structure of improvement to solve.

Utility model content

The utility model is directed to the deficiencies in the prior art, there is provided a kind of aligning ovality of raising steel pipe and reduction aligning Ten roller straighteners of blind area.

In order to solve above-mentioned technical problem, the utility model is addressed by following technical proposals：

A kind of ten roller straighteners, including entablature component, sill component, columns assemblies, smoothing roll, the entablature group Part is fixedly connected into straightening machine frame entirety by the columns assemblies with the sill component, and the smoothing roll coordinates successively The frame constituted installed in the entablature component and the sill component is overall interior, and the smoothing roll is arranged for corresponding to up and down Five groups, the bottom of the entablature component is connected with butterfly spring bascule, and the top of the sill component is connected with down Butterfly spring bascule, the smoothing roll of upper five arrangements are fixed together with the upper butterfly spring bascule, described lower five The smoothing roll of arrangement is fixed together with the lower butterfly spring bascule, and the axis of affixed rear corresponding smoothing roll up and down is same In one vertical plane.

Used as further improvement of the utility model, the entablature component includes the first power transmission shaft, screw-down, described First power transmission shaft coordinates the center position in the screw-down, the screw-down and the upper butterfly spring bascule It is connected and is integrated.

Used as further improvement of the utility model, the sill component includes machine in second driving shaft, reductor, pressure Structure, the second driving shaft are cooperated together with the trunnion axis of the reductor, and the vertical axis of the reductor coordinates peace The inside center of the Ya Shang mechanisms is mounted in, the Ya Shang mechanisms are connected with the lower butterfly spring bascule and are integrated.

Used as further improvement of the utility model, the columns assemblies are four and are in be fixed on the sill side by side On the both sides of component.

Used as further improvement of the utility model, the smoothing roll includes roll body, roll shaft, bearing, roller seat, protective jacket, The roll shaft is through inside the roll body and interference fit is integral, and the two ends shaft shoulder engagement sleeves of the roll shaft are connected on the bearing Interior, the bearing is fixed in the internal cavities of the roller seat, and the protective jacket is wrapped in the outer surface of the roller seat and formation Integrally.

Used as further improvement of the utility model, the outer surface of the roll body is in hyperbola cambered surface.

Used as further improvement of the utility model, the bearing is double-row self-aligning roller bearing.

Beneficial effect：Compared with prior art, which has the advantages that the utility model：

Ten roller straightener of the utility model is changed to 5 rollers and with upper beam in opposed the smoothing roll of sill component by 2 Arrangement, embodied to pressure function as far as possible, improves aligning ovality and reduces straightening blind area, and the smoothing roll of upper five arrangements needs weight New production, it is ensured that the parameter unification of smoothing roll up and down, so that steel pipe deforms on smoothing roll enough change row length.

Description of the drawings

Fig. 1 is ten roller straightener front views.

Fig. 2 is ten roller straightener left views.

Fig. 3 is the smoothing roll front view of ten roller straighteners.

Specific embodiment

Refering to Fig. 1 to 3, a kind of ten roller straightener, including entablature component 1, sill component 2, columns assemblies 3, aligning Roller 4, entablature component 1 are fixedly connected into straightening machine frame entirety, specifically, column by columns assemblies 3 and sill component 2 Component 3 covers columns assemblies 3 for four and in being fixed on the both sides of sill component 2 side by side, often to be by a root post and its consolidates Determine nut composition, entablature component 1 and sill component 2 are linked together and bear straightening force, 3 outer surface of columns assemblies enters Row chromium plating polishing, smoothing roll 4 are coordinated in the frame entirety constituted with sill component 2 installed in entablature component 1 successively, For corresponding to five groups arranged up and down, smoothing roll 4 includes roll body 41, roll shaft 42, bearing 43, roller seat 44, protective jacket 45 to smoothing roll 4, Roll shaft 42 is through inside roll body 41 and interference fit is integral, and the two ends shaft shoulder engagement sleeves of roll shaft 42 are connected in bearing 43, bearing 43 are fixed in the internal cavities of roller seat 44, and protective jacket 45 is wrapped in the outer surface of roller seat 44 and forms one, and protective jacket 45 can Prevent the iron scale of steel tube surface into roll shaft 42 and the mating surface of bearing 43, further, the outer surface of roll body 41 is in hyperbolic Bank face, bearing 43 be double-row self-aligning roller bearing, take into full account roll body 41 impact and rotating speed operating mode, bearing 43 lubrication pass through Periodically oiling manually, the bottom of entablature component 1 are connected with butterfly spring bascule 13, and the top of sill component 2 is connected with Lower butterfly spring bascule 24, the smoothing roll 4 of upper five arrangements are fixed together with upper butterfly spring bascule 13, lower five arrangements Smoothing roll 4 is fixed together with lower butterfly spring bascule 24, and the axis of affixed rear corresponding smoothing roll 4 up and down is same vertical In face, entablature component 1 includes the first power transmission shaft 11, screw-down 12, and the first power transmission shaft 11 coordinates installed in the pressing machine Center position in structure 12, screw-down 12 are connected with upper butterfly spring bascule 13 and are integrated, and five sets of screw-downs 12 are used Make pressure in the smoothing roll 4 to upper five arrangements to adjust, so as to the opening degree for realizing the smoothing roll 4 of upper five arrangements is adjusted, its Regulative mode be by motor Jing decelerator (not shown) turn-screws, screw drive it is upper five arrangement smoothing rolls 4 depress or Adjust in pressure, while the upper butterfly spring bascule 13 that screw-down 12 is connected is to eliminate pressure leading screw gap, in raising 4 displacement accuracy of smoothing roll of five arrangements, its displacement accuracy in the range of 0.1mm, adjust by the corner of the smoothing roll 4 of upper five arrangements Section is motorized adjustment, and has hydraulic locking function, and corner adjustment is indicated with mechanical scale, and sill component 2 includes the Two power transmission shafts 21, reductor 22, Ya Shang mechanisms 23, second driving shaft 21 are cooperated together with the trunnion axis of reductor 22, The vertical axis of reductor 22 coordinates installed in the inside center of Ya Shang mechanisms 23, and Ya Shang mechanisms 23 are matched somebody with somebody with lower butterfly spring bascule 24 Conjunction is connected as one, and specifically, regulation is pressed by Ya Shang mechanisms 23 in the centre three of the smoothing roll 4 of lower five arrangements, enters Row highly adjusts the recurvation amount adjustment of the centre three of the smoothing rolls 4 that can realize lower five arrangements, and lower five arrangements is strong Two, the edge height of straight roller 4 is not adjusted, and one of them has opens function soon, can control the rate travel of steel pipe, Ya Shang mechanisms The work of centre three of the smoothing roll 4 for being driven lower five arrangements by 22 turn-screw of motor Jing reductors, screw is adjusted in 23 pressure Adjust in pressure, the corner of the smoothing roll 4 of lower five arrangements adjusts identical with the smoothing roll 4 of upper five arrangements.

Ten smoothing rolls, 4 all main drive rollers of ten roller straighteners, and respectively by a direct current generator by decelerator, Gear distribution box and cardan shaft driving, mair motor band encoder form speed closed loop with electric control system, it is ensured that ten alignings The centre three of the smoothing roll 4 of 4 speed sync of roller, the smoothing roll 4 of upper five arrangements and lower five arrangements can carry out Vertical Square To height adjust, while ten smoothing rolls 4 can individually carry out angular adjustment, for the steel pipe of different tube diameters can pass through The height of smoothing roll 4 is adjusted and angular adjustment, it is ensured that the roll surface of roll body 41 and the intact contact of steel tube surface.The outer surface of roll body 41 With identical roller shape, roll shape curve is the quasi- hyperbola roller shape through actual verification, roll neck, barrel length, roll spacing and The design of angle is on the premise of load intensity requirement is met, it is ensured that steel pipe has sufficiently long contact line with roll body 41, makes steel Pipe has enough plastic deformation length in each pair roll body 41, while there is in whole straightening process enough stability, So as to effectively ensure the steel pipe especially flattening precision of light-wall pipe and good surface quality, for align cold rolling, cold-drawn it Steel pipe aligning linear precision afterwards is 0.3mm/m, and aligning hot finished steel pipe aligning linearity conservative value is 0.5mm/m, this be because Ovality and surface quality reason for hot finished steel pipe, next to that the cost of a yield limit and ten roller straighteners asked The equilibrium problem of control.

In sum, ten roller straightener of the utility model the smoothing roll of sill component by 2 be changed to 5 rollers and with it is upper Beam is in opposed arrangement, embodied to pressure function as far as possible, improves aligning ovality and reduces straightening blind area, upper five arrangements it is strong Straight roller need to remake, it is ensured that the parameter unification of smoothing roll up and down, so that steel pipe deforms on smoothing roll enough changes Row length.

Embodiment described above is only that preferred embodiment of the present utility model is described, not to this practicality New spirit and scope are defined.On the premise of without departing from the utility model design concept, this area ordinary person couple Various modifications and improvement that the technical solution of the utility model is made, all should drop into protection domain of the present utility model, this reality With the new technology contents being claimed, all record in detail in the claims.

Claims (7)

1. a kind of ten roller straightener, including entablature component (1), sill component (2), columns assemblies (3), smoothing roll (4), institute Stating entablature component (1), to be fixedly connected into straightening machine frame by the columns assemblies (3) and sill component (2) whole Body, smoothing roll (4) coordinate the frame constituted with sill component (2) installed in entablature component (1) successively In overall, it is characterised in that smoothing roll (4) are five groups of corresponding arrangement up and down, and the bottom of entablature component (1) is admittedly Be connected to butterfly spring bascule (13), the top of sill component (2) is connected with lower butterfly spring bascule (24), it is described on The smoothing roll (4) of five arrangements is fixed together with upper butterfly spring bascule (13), the smoothing roll of lower five arrangements (4) it is fixed together with lower butterfly spring bascule (24), and the axis of affixed rear corresponding smoothing roll (4) up and down is same In vertical plane.

2. ten roller straightener according to claim 1, it is characterised in that described entablature component (1) includes the first transmission Axle (11), screw-down (12), described first power transmission shaft (11) coordinate the center position in the screw-down (12), Screw-down (12) are connected with upper butterfly spring bascule (13) and are integrated.

3. ten roller straightener according to claim 1, it is characterised in that described sill component (2) include the second transmission Axle (21), reductor (22), Ya Shang mechanisms (23), second driving shaft (21) are coordinated with the trunnion axis of the reductor (22) Link together, the vertical axis of reductor (22) coordinates installed in the inside center of Ya Shang mechanisms (23), the pressure Upper mechanism (23) are connected with lower butterfly spring bascule (24) and are integrated.

4. ten roller straightener according to claim 1, it is characterised in that described columns assemblies (3) are four and in side by side It is fixed on the both sides of sill component (2).

5. ten roller straightener according to claim 1, it is characterised in that described smoothing roll (4) include roll body (41), roll shaft (42), bearing (43), roller seat (44), protective jacket (45), described roll shaft (42) pass through the roll body (41) internal and interference fit Integral, the two ends shaft shoulder engagement sleeves of roll shaft (42) are connected in the bearing (43), and bearing (43) are fixed in described In the internal cavities of roller seat (44), protective jacket (45) are wrapped in the outer surface of the roller seat (44) and form one.

6. ten roller straightener according to claim 5, it is characterised in that the outer surface of roll body (41) is in hyperbolic arc Face.

7. ten roller straightener according to claim 5, it is characterised in that described bearing (43) are double-row self-aligning Roller Shaft Hold.