CN218283240U

CN218283240U - Double-roller uncoiler reverse bending roller

Info

Publication number: CN218283240U
Application number: CN202222927451.2U
Authority: CN
Inventors: 赵俊胜; 胡爱新; 李�瑞; 徐帅; 李远旭; 包红军; 王春龙; 杨德方
Original assignee: Rizhao Baohua New Material Co Ltd
Current assignee: Rizhao Baohua New Material Co Ltd
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-01-13
Anticipated expiration: 2032-11-03

Abstract

The utility model provides a two roll-type decoiler roll reversedly, include: the top surfaces of the two brackets are respectively fixedly provided with an installation block; mounting holes are formed in two sides, close to each other, of the two mounting blocks, a rotating shaft is arranged on the top surface of the base, and two ends of the rotating shaft are movably clamped inside the two mounting holes respectively; the subassembly of turning back, the subassembly of turning back sets up the top surface of base for eliminate the inside stress of belted steel, through setting up the subassembly of turning back, belted steel is less with the cornerite of the subassembly of turning back, concentrate on the tension on belted steel surface more tightly hold the state, belted steel residual stress elimination effect is better, the operation is more stable, and whole volume is littleer, the installation is simpler, through setting up the bearing frame, reduce the coefficient of friction of backing roll when rotatory, guarantee its reversal precision, turn to the piece through setting up, make the working roll again with the working roll after the contact of belted steel and laminating mutually with the backing roll.

Description

Double-roller uncoiler reverse bending roller

Technical Field

The utility model relates to a counter-bending roll field that decoiler used especially relates to a double roll formula decoiler counter-bending roll.

Background

The reverse bending roll is important quality equipment in a unit, and plays roles of avoiding transverse crease marks generated when strip steel is uncoiled, eliminating residual stress of the strip steel, absorbing tension fluctuation caused by coil loosening in a steel coil, stabilizing tension of an uncoiler and the like. At present, on a cold rolling, pickling, galvanizing and leveling unit, most of the reverse bending rollers used by the uncoiler are in a single-roller or three-roller mechanical structure form.

The anti-bending roll with the structure has the advantages that the radius of the single-roll type working roll is large, the wrap angle of strip steel on the working roll is small when the anti-bending roll is put into use, the tension concentrated on the surface of the strip steel is in a loose state, the residual stress eliminating effect of the strip steel is poor, the operation is unstable, the three-roll type uncoiler is usually arranged on a roll box for ensuring the installation precision, the roll box is heavy and difficult to replace, time and labor are wasted, and accordingly the anti-bending roll of the double-roll uncoiler is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an overcome above-mentioned problem or solve the two roll-type decoiler anti-bending rolls of above-mentioned problem partially at least to solve single roll-type working roll radius big, belted steel is less at the cornerite of working roll when throwing, concentrates to have the state of relaxing in the tension on belted steel surface, and belted steel residual stress elimination effect is not good, and the operation is unstable, and the three-roll type is for guaranteeing the installation accuracy, equips usually on the roller box, and the roller box is heavy to be changed the difficulty, wastes time and energy the problem.

In order to achieve the above object, the technical solution of the present invention is specifically as follows:

the utility model provides a double-roll type uncoiler reverse bending roll, include: the top surfaces of the two brackets are respectively fixedly provided with an installation block; mounting holes are formed in two sides, close to each other, of the two mounting blocks, a rotating shaft is arranged on the top surface of the base, and two ends of the rotating shaft are movably clamped inside the two mounting holes respectively; and the reverse bending component is arranged on the top surface of the base and used for eliminating the stress inside the strip steel.

Through adopting above-mentioned technical scheme, through setting up the subassembly that bends backward, belted steel is less with the cornerite of the subassembly that bends backward, concentrates on the tension on belted steel surface more tightly to hold the state, and belted steel residual stress elimination effect is better, moves more stably, and just whole volume is littleer, installs more simply.

As a further aspect of the present invention, the recurved module comprises: the fixed bolster, the fixed bolster sets up the top surface of base, rotatory hole has been seted up to one side of fixed bolster, rotatory hole with the outer wall movable sleeve of rotation axis is established, the bottom surface of fixed bolster is provided with two bearing frames, two rotatory mouth has all been seted up to the both sides that the bearing frame is close to each other, the inside activity joint of rotatory mouth has the column spinner, one side of bearing frame is provided with the backing roll, the both ends and two of backing roll the both ends fixed mounting that the column spinner is close to each other, the bottom surface fixed mounting of fixed bolster has two connecting rods, the rotation groove has been seted up to one side of connecting rod, the inside activity joint that rotates the groove has the rotation post, two the equal fixed mounting in both ends that the rotation post is close to each other has a steering block, two be provided with the work roll between the steering block, the rotation mouth has two all to turn to the equal fixed mounting in both sides that the block is close to each other has the spliced pole, the spliced pole with rotate a mouthful movable sleeve and establish.

Through adopting above-mentioned technical scheme, through setting up the bearing frame, reduce the coefficient of friction of backing roll when rotatory, guarantee its reversal precision, through setting up the piece that turns to, make the work roll and steel band contact back again with the work roll rotate with the backing roll laminating mutually, through setting up the backing roll, ascending holding power is undertaken by the backing roll, the bearing frame of work roll only undertakes horizontal cluster power.

As a further scheme of the utility model, two the outer wall of support fixed mounting respectively has a connecting block, two the connecting hole has all been seted up to the both sides that the connecting block is close to each other, two movable sleeve is equipped with rotatory ring between the connecting hole, rotatory ring's inner wall fixed mounting has the pneumatic cylinder, the pneumatic cylinder with the fixed bolster is connected.

Through adopting above-mentioned technical scheme, through setting up the pneumatic cylinder, for the fixed bolster provides steady pressure, make the subassembly of turning back more stable to the stress relief effect of belted steel, the inside magnetic scale that is provided with of pneumatic cylinder detects the fixed bolster and pushes down extremely spacingly, resumes initial waiting position, through setting up rotatory ring, makes the pneumatic cylinder along with the horizontal hunting of fixed bolster, still can have the strong point, does not influence the pressure that provides the fixed bolster, improves job stabilization nature.

As a further scheme of the utility model, the one end fixed mounting of pneumatic cylinder telescopic shaft has the swivel becket, one side fixed mounting of base has the catch bar, the catch bar with the inner wall movable sleeve of swivel becket is established.

Through adopting above-mentioned technical scheme, through setting up the swivel becket, make being connected between pneumatic cylinder and the fixed bolster more stable, when making the fixed bolster swing, can stably receive the pressure of pneumatic cylinder.

As a further scheme of the utility model, a plurality of thread groove has been seted up to the bottom surface of fixed bolster, two fixed mouths have been seted up respectively to the top surface of bearing frame, fixed mouth with the position of thread groove is corresponding, the inside movable sleeve of fixed mouth is equipped with fixing bolt, fixing bolt's one end is passed fixed mouth extends to the inside of thread groove, fixing bolt with thread groove threaded connection.

Through adopting above-mentioned technical scheme, through setting up fixing bolt, can carry out more light loading and unloading between bearing frame and the fixed bolster, convenient follow-up change the maintenance to the backing roll.

As a further scheme of the utility model, the mounting groove has been seted up to the bottom surface of fixed bolster, threaded holes have been seted up to the both sides of fixed bolster, the connecting rod with the inner wall movable sleeve of mounting groove is established, the installing port has been seted up to one side of connecting rod, the installing port with the position of screw hole is corresponding, the inside threaded connection of screw hole has mounting bolt, mounting bolt's one end is crossed the screw hole extends to the inside of installing port.

Through adopting above-mentioned technical scheme, be connected connecting rod and fixed bolster through setting up the mounting groove, through setting up construction bolt, with the connecting rod with can be more light load and unload between the fixed bolster, the convenience is changed the maintenance to the working roll.

The utility model provides a two roll-type decoiler anti-bending rolls, beneficial effect lies in:

through setting up the back bend subassembly, belted steel is less with the cornerite of back bend subassembly, concentrates on the tension on belted steel surface more tightly to hold the state, and belted steel residual stress elimination effect is better, and the operation is more stable, and whole volume is littleer, and the installation is more simple.

Through setting up the bearing frame, reduce the coefficient of friction of backing roll when rotatory, guarantee its reversal precision, through setting up the piece that turns to, make the working roll rotate the working roll after with the steel band and laminate mutually with the backing roll, through setting up the backing roll, ascending holding power is undertaken by the backing roll, the bearing frame of working roll only undertakes horizontal cluster power, through setting up the pneumatic cylinder, provide steady pressure for the fixed bolster, make the stress elimination effect of anti-bending subassembly to belted steel more stable, the inside magnetic scale that is provided with of pneumatic cylinder, it is extremely spacing to detect the fixed bolster pressure-down, resume to the initial waiting position, through setting up rotatory ring, make the pneumatic cylinder along with the horizontal hunting of fixed bolster, still can have the strong point, do not influence the pressure that provides the fixed bolster, improve job stabilization nature, through setting up the swivel becket, make the connection between pneumatic cylinder and the fixed bolster more stable, when making the fixed bolster wobbling, can stabilize the pressure of receiving the pneumatic cylinder, through setting up fixing bolt, can carry out more light loading and unloading with the change between bearing frame and fixing support, make things convenient to carry out the maintenance to the backing roll.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

fig. 2 is a schematic view of a split structure provided in the embodiment of the present invention;

fig. 3 is a schematic structural view of a rotating column according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a rotating column according to an embodiment of the present invention;

fig. 5 is a bottom view of a mounting bracket structure according to an embodiment of the present invention.

In the figure: 1. a base; 2. connecting blocks; 3. a support; 4. mounting a block; 5. mounting holes; 6. a rotating shaft; 7. fixing a bracket; 8. rotating the hole; 9. a bearing seat; 10. a rotation port; 11. a spin column; 12. a support roller; 13. a connecting rod; 14. a rotating groove; 15. rotating the column; 16. a turning block; 17. a work roll; 18. a rotation port; 19. connecting columns; 20. connecting holes; 21. a rotating ring; 22. a hydraulic cylinder; 23. a rotating ring; 24. a push rod; 25. a fixed port; 26. fixing the bolt; 27. a thread groove; 28. mounting grooves; 29. a threaded hole; 30. installing a bolt; 31. and (7) installing a port.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the embodiment of the utility model provides a pair of roll-type decoiler recurvation roll, including base 1, base 1's top surface fixed mounting has two supports 3, two supports 3's top surface respectively fixed mounting have an installation piece 4, mounting hole 5 has all been seted up to two installation pieces 4 both sides that are close to each other, base 1's top surface is provided with rotation axis 6, the both ends of rotation axis 6 activity joint is in the inside of two mounting holes 5 respectively, base 1's top surface is provided with recurvation subassembly for eliminate belted steel inside stress, recurvation subassembly includes: fixed bolster 7, fixed bolster 7 sets up the top surface at base 1, rotatory hole 8 has been seted up to one side of fixed bolster 7, rotatory hole 8 is established with the outer wall movable sleeve of rotation axis 6, the bottom surface of fixed bolster 7 is provided with two bearing frames 9, bearing frame 9 does not do the repeated description here for existing structure, rotatory mouth 10 has all been seted up to the both sides that two bearing frames 9 are close to each other, the inside activity joint of rotatory mouth 10 has rotatory post 11, one side of bearing frame 9 is provided with backing roll 12, the both ends of backing roll 12 and the both ends fixed mounting that two rotatory posts 11 are close to each other, the bottom surface fixed mounting of fixed bolster 7 has two connecting rods 13, rotation groove 14 has been seted up to one side of connecting rod 13, the inside activity joint of rotation groove 14 has rotation post 15, two equal fixed mounting in both ends that rotation post 15 are close to each other have turning block 16, be provided with work roll 17 between two turning block 16, the both sides that work roll 17 all have seted up rotation mouth 18, the equal fixed mounting in both sides that two turning blocks 16 are close to each other has spliced pole 19 and the rotation mouth 18 overlap, through setting up the movable sleeve of backing roll 9, reduce 12 when rotatory, it is rotatory friction coefficient, it sets up the steel band through the backing roll 12 and the bearing frame 12, it bears the power of the back roll 17, it is born the back roll 17 to bear the back roll 12, it is born the power through the bearing frame 12 again, it and bear the back roll 12, it is born the backward the power of the bearing frame 17.

Referring to fig. 2, 3, 4 and 5, the outer walls of two brackets 3 are respectively fixedly provided with a connecting block 2, two sides of the two connecting blocks 2, which are close to each other, are respectively provided with a connecting hole 20, a rotating ring 21 is movably sleeved between the two connecting holes 20, the inner wall of the rotating ring 21 is fixedly provided with a hydraulic cylinder 22, the hydraulic cylinder 22 is connected with a fixed bracket 7, stable pressure is provided for the fixed bracket 7 by arranging the hydraulic cylinder 22, the stress eliminating effect of the recurvation assembly on the strip steel is more stable, a magnetic ruler is arranged in the hydraulic cylinder 22, the pressure limit position of the fixed bracket 7 is detected to be pressed down, the initial waiting position is recovered, the hydraulic cylinder 22 can swing left and right along with the fixed bracket 7 by arranging the rotating ring 21, a supporting point can still exist, the pressure on the fixed bracket 7 is not influenced, the working stability is improved, one end of a telescopic shaft of the hydraulic cylinder 22 is fixedly provided with a rotating ring 23, a push rod 24 is fixedly arranged on one side of the base 1, the push rod 24 is movably sleeved on the inner wall of a rotating ring 23, the rotating ring 23 is arranged to enable the connection between the hydraulic cylinder 22 and the fixed support 7 to be more stable, the fixed support 7 can stably receive the pressure of the hydraulic cylinder 22 while swinging, a plurality of thread grooves 27 are formed in the bottom surface of the fixed support 7, two fixed ports 25 are respectively formed in the top surfaces of two bearing blocks 9, the positions of the fixed ports 25 correspond to the positions of the thread grooves 27, a fixed bolt 26 is movably sleeved in the fixed port 25, one end of the fixed bolt 26 penetrates through the fixed port 25 and extends into the thread groove 27, the fixed bolt 26 is in threaded connection with the thread grooves 27, and the fixed bolt 26 is arranged to enable the bearing block 9 and the fixed support 7 to be more easily assembled and disassembled and conveniently, so as to facilitate subsequent replacement and maintenance of the supporting roll 12, mounting groove 28 has been seted up to the bottom surface of fixed bolster 7, threaded hole 29 has been seted up to the both sides of fixed bolster 7, connecting rod 13 is established with the inner wall movable sleeve of mounting groove 28, installing port 31 has been seted up to one side of connecting rod 13, installing port 31 is corresponding with the position of threaded hole 29, the inside threaded connection of threaded hole 29 has mounting bolt 30, threaded hole 29 is crossed to mounting bolt 30's one end and is extended to the inside of installing port 31, be connected connecting rod 13 and fixed bolster 7 through setting up mounting groove 28, through setting up mounting bolt 30, can be more light load and unload between connecting rod 13 and the fixed bolster 7, the convenience is changed the maintenance to work roller 17.

The working principle is as follows: referring to fig. 1-5, in use, by setting the bearing seat 9, the friction coefficient of the supporting roll 12 is reduced when the supporting roll 12 rotates, the reversing accuracy is ensured, by setting the steering block 16, the working roll 17 is rotated to be attached to the supporting roll 12 after being contacted with a steel strip, by setting the supporting roll 12, upward supporting force is borne by the supporting roll 12, the bearing seat of the working roll 17 only bears transverse string power, by setting the hydraulic cylinder 22, stable pressure is provided for the fixed support 7, the stress eliminating effect of the reverse bending component on the steel strip is more stable, the magnetic scale is arranged inside the hydraulic cylinder 22, the pressing limit of the fixed support 7 is detected, the initial waiting position is recovered, by setting the rotating ring 21, the hydraulic cylinder 22 swings left and right along with the fixed support 7, a supporting point still can be provided, the pressure on the fixed support 7 is not affected, the working stability is improved, by setting the rotating ring 23, the connection between the hydraulic cylinder 22 and the fixed support 7 is more stable, the fixed support 7 can stably receive the pressure of the hydraulic cylinder 22 while swinging, by setting the fixed bolt 26, the fixed support 9 and the fixed support 7 can be more conveniently replaced, the connection between the fixed support 7 and the fixed support 7, the connecting rod can be more conveniently installed and the supporting roll 13, and the supporting roll can be more conveniently installed, and the connecting rod can be conveniently installed, and disassembled by conveniently, and disassembled by conveniently.

The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present application shall be included in the scope of the claims of the present application.

Claims

1. A counter-bending roll of a double-roll uncoiler, comprising:

the device comprises a base (1), wherein two brackets (3) are fixedly arranged on the top surface of the base (1), and mounting blocks (4) are respectively and fixedly arranged on the top surfaces of the two brackets (3);

mounting holes (5) are formed in two sides, close to each other, of the two mounting blocks (4), a rotating shaft (6) is arranged on the top surface of the base (1), and two ends of the rotating shaft (6) are movably clamped in the two mounting holes (5) respectively;

the reverse bending component is arranged on the top surface of the base (1) and used for eliminating stress inside the strip steel.

2. The counter-bending roll of a double-roll unwinder as claimed in claim 1, wherein said counter-bending assembly comprises:

a fixed bracket (7), the fixed bracket (7) is arranged on the top surface of the base (1), a rotating hole (8) is arranged at one side of the fixed bracket (7), the rotating hole (8) is movably sleeved with the outer wall of the rotating shaft (6), two bearing seats (9) are arranged on the bottom surface of the fixed support (7), two sides of the two bearing seats (9) close to each other are respectively provided with a rotating opening (10), the inside of the rotating port (10) is movably clamped with a rotating column (11), one side of the bearing seat (9) is provided with a supporting roller (12), two ends of the supporting roller (12) are fixedly arranged with two ends of the two rotary columns (11) which are close to each other, two connecting rods (13) are fixedly arranged on the bottom surface of the fixed bracket (7), one side of the connecting rod (13) is provided with a rotating groove (14), the inner part of the rotating groove (14) is movably clamped with rotating columns (15), two ends of each rotating column (15) which are close to each other are fixedly provided with steering blocks (16), a working roll (17) is arranged between the two steering blocks (16), the two ends of the working roll (17) are respectively provided with a rotating opening (18), the two sides of the two steering blocks (16) which are close to each other are respectively and fixedly provided with a connecting column (19), the connecting column (19) is movably sleeved with the rotating port (18).

3. The counter-bending roll of a double-roll uncoiler according to claim 2, characterized in that the outer walls of the two brackets (3) are respectively fixedly provided with a connecting block (2), the two sides of the two connecting blocks (2) close to each other are respectively provided with a connecting hole (20), a rotating ring (21) is movably sleeved between the two connecting holes (20), the inner wall of the rotating ring (21) is fixedly provided with a hydraulic cylinder (22), and the hydraulic cylinder (22) is connected with the fixed bracket (7).

4. The counter-bending roll of a double-roll uncoiler according to claim 3, wherein a rotating ring (23) is fixedly mounted at one end of the telescopic shaft of the hydraulic cylinder (22), a push rod (24) is fixedly mounted at one side of the base (1), and the push rod (24) is movably sleeved on the inner wall of the rotating ring (23).

5. The double-roller uncoiler bending roll according to claim 2, wherein a plurality of thread grooves (27) are formed in the bottom surface of the fixed support (7), two fixed ports (25) are formed in the top surfaces of the two bearing seats (9), the fixed ports (25) correspond to the thread grooves (27), a fixed bolt (26) is movably sleeved in the fixed ports (25), one end of the fixed bolt (26) penetrates through the fixed ports (25) and extends into the thread grooves (27), and the fixed bolt (26) is in threaded connection with the thread grooves (27).

6. The double-roller uncoiler bending roll according to claim 2, wherein the bottom surface of the fixing support (7) is provided with a mounting groove (28), both sides of the fixing support (7) are provided with threaded holes (29), the connecting rod (13) is movably sleeved on the inner wall of the mounting groove (28), one side of the connecting rod (13) is provided with a mounting opening (31), the mounting opening (31) corresponds to the position of the threaded hole (29), the internal thread of the threaded hole (29) is connected with a mounting bolt (30), and one end of the mounting bolt (30) extends to the inside of the mounting opening (31) through the threaded hole (29).