Lower compression roller mechanism of cold rolling coiler

Abstract

The utility model relates to the technical field of lower press roll assemblies of cold rolling mills, and provides a lower press roll mechanism of a cold rolling recoiling machine, which comprises a fixed disc and a pair of connecting frames, the connecting frames are arranged at two ends of the surface of the fixed disc, a winding shaft roll is arranged in the fixed disc, a transmission assembly is arranged between the fixed disc and the winding shaft roll, and a lower press assembly is arranged on the fixed disc. The downward pressing assembly comprises an outer groove, the outer groove is formed in the side surface of the fixing disc, a driving motor is arranged on the outer surface of the fixing disc, a vertical screw is rotationally connected into the outer groove, sliding rails are arranged on the two sides in the outer groove, and lifting bases are slidably connected to the sliding rails. By means of the technical scheme, the problems that in the related technology, due to the fact that the distance between the pressing position of the upper pressing roller and the supporting position of the coil unloading rail car is at least close to half of the circumferential length, after the tail of a steel coil comes out of the pressing point of the upper pressing roller, the steel coil is completely in a tension-free and pressing-free state, the tail of the steel coil is prone to loosening and layer expanding, and the steel coil is damaged are solved. And the winding quality is influenced.

Description

TECHNICAL FIELD

[0001] The utility model relates to cold rolling mill down pressure roller subassembly technical field, specifically, relate to a kind of cold rolling coiler down pressure roller mechanism. BACKGROUND

[0002] When existing coiler equipment is curled to steel coil, it needs to be compacted by pressure roller device, to prevent steel coil from loosening, but due to the limitation of equipment space, the current pressure roller is generally set above steel coil, called upper pressure roller, and the compacting position of upper pressure roller is at least nearly half the circumferential length from the position of uncoiling rail car holding, resulting in that after the tail of steel coil comes out from the compacting point of upper pressure roller, the steel coil is completely in tension-free and compacting-free state, and the tail of steel coil is prone to loosening and layer expansion, affecting the winding quality.

[0003] Therefore, the above problems are improved. UTILITY MODEL CONTENTS

[0004] The utility model provides a kind of cold rolling coiler down pressure roller mechanism, solve the compacting position of upper pressure roller in the related art at least nearly half the circumferential length from the position of uncoiling rail car holding, resulting in that after the tail of steel coil comes out from the compacting point of upper pressure roller, the steel coil is completely in tension-free and compacting-free state, and the tail of steel coil is prone to loosening and layer expansion, affecting the winding quality problem.

[0005] The technical scheme of the utility model is as follows: including

[0006] Fixed disc and a pair of connecting frame, the connecting frame is arranged on the both ends of the fixed disc surface;

[0007] Winding shaft roller and transmission assembly, the winding shaft roller is arranged in the fixed disc, and the transmission assembly is arranged between the fixed disc and the winding shaft roller;

[0008] Down pressure subassembly, the down pressure subassembly is arranged on the fixed disc;

[0009] The down pressure subassembly includes outer groove, the outer groove is opened in the side surface of the fixed disc, the outer surface of the fixed disc is provided with driving motor, the outer groove is rotatably connected with vertical screw rod, both sides in the outer groove are provided with slide rail, and the lifting seat is slidably connected on the slide rail.

[0010] As a further technical scheme, the lifting seat is connected with the vertical screw rod through thread cooperation, the driving motor output end and the vertical screw rod are both provided with transmission wheel, and the transmission wheel is connected with inner tooth transmission belt.

[0011] As a further technical scheme, the rotating shaft is rotatably connected to the top of the lifting seat, one end of the rotating shaft is connected to an outer frame, a pair of hydraulic cylinders are arranged on the top of the lifting seat, and a pair of anti-skid blocks are arranged on the output ends of the hydraulic cylinders.

[0012] As a further technical scheme, an anti-skid disc is arranged on the outer frame, the anti-skid disc is located at the front end of the anti-skid block, and a pressing roller is rotatably connected to the outer frame.

[0013] As a further technical scheme, the transmission assembly comprises an annular track arranged on the surface of the fixed disc, a rotating disc is slidably connected in the annular track, and the winding shaft roller is fixed to the surface of the rotating disc.

[0014] As a further technical scheme, a transmission cavity is formed in the fixed disc, a driven shaft is arranged on the side surface of the rotating disc, the driven shaft is rotatably connected in the transmission cavity, and a driving shaft is rotatably connected in the transmission cavity.

[0015] As a further technical scheme, the driving shaft is located directly below the driven shaft, the driving shaft and the driven shaft are both provided with transmission gears, and the transmission gears are engaged with each other.

[0016] As a further technical scheme, the outer frame can be rotated by 30 degrees to both sides through the rotating shaft.

[0017] As a further technical scheme, the surface of the pressing roller is an anti-skid structure surface in a frosted form.

[0018] The working principle and beneficial effects of the utility model are as follows:

[0019] 1. The utility model discloses a pressing assembly, which is driven by a driving motor, a vertical screw rod, a lifting seat, a transmission wheel, an inner tooth transmission belt, an outer frame, a hydraulic cylinder, an anti-skid block, an anti-skid disc and a pressing roller, and can keep a certain pressure on the surface of a steel coil during winding of the winding shaft roller, increase the tightness of the steel coil, and ensure that the steel coil will not be loose and expanded, thereby having good pressing effect and stability.

[0020] 2. The utility model discloses a transmission assembly, which is driven by an annular track, a rotating disc, a transmission cavity, a driven shaft, a driving shaft and a transmission gear, and can control stable rotation of the winding shaft roller through an eccentric transmission position, thereby making transmission more stable. DRAWINGS

[0021] The utility model will be explained in further detail in combination with the drawings and specific embodiments.

[0022] Figure 1 The utility model is a structural schematic view.

[0023] Figure 2 isometric view of the present application;

[0024] Figure 3 sectional view of the present application;

[0025] Figure 4 isometric view of the present application Figure 3 partial enlarged view of part A in the figure;

[0026] In the figure: 1, fixed disc; 2, connecting frame; 3, winding shaft roller; 4, pressing assembly; 4-1, outer groove; 4-2, driving motor; 4-3, vertical screw; 4-4, slide rail; 4-5, lifting seat; 4-6, transmission wheel; 4-7, inner tooth transmission belt; 4-8, rotating shaft; 4-9, outer frame; 4-10, hydraulic cylinder; 4-11, anti-skid block; 4-12, anti-skid disc; 4-13, pressing roller; 5, transmission assembly; 5-1, annular track; 5-2, rotating disc; 5-3, transmission cavity; 5-4, driven shaft; 5-5, driving shaft; 5-6, transmission gear. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor are involved in the protection scope of the present application.

[0028] As shown in the figure, the present embodiment proposes a cold rolling coiler pressing roller mechanism, which comprises Figures 1-4 The fixed disc 1 and a pair of connecting frames 2 are arranged at both ends of the surface of the fixed disc 1.

[0029] The winding shaft roller 3 and the transmission assembly 5 are arranged in the fixed disc 1 and between the fixed disc 1 and the winding shaft roller 3.

[0030] The pressing assembly 4 is arranged on the fixed disc 1.

[0031]

[0032] ​The lower pressing assembly 4 comprises an outer groove 4-1 which is formed on the side surface of the fixing disc 1, a driving motor 4-2 is arranged on the outer surface of the fixing disc 1, a vertical screw rod 4-3 is rotatably connected in the outer groove 4-1, slide rails 4-4 are arranged on both sides of the outer groove 4-1, a lifting seat 4-5 is slidably connected on the slide rails 4-4, the lifting seat 4-5 is threadedly connected with the vertical screw rod 4-3, a transmission wheel 4-6 is arranged on the output end of the driving motor 4-2 and on the vertical screw rod 4-3, an inner tooth transmission belt 4-7 is connected between the transmission wheels 4-6, a rotating shaft 4-8 is rotatably connected on the top of the lifting seat 4-5, an outer frame 4-9 is connected to one end of the rotating shaft 4-8, a pair of hydraulic cylinders 4-10 are arranged on the top of the lifting seat 4-5, a pair of anti-skid blocks 4-11 are arranged on the output ends of the hydraulic cylinders 4-10, an anti-skid disc 4-12 is arranged on the outer frame 4-9, the anti-skid disc 4-12 is located in front of the anti-skid blocks 4-11, and a lower pressing roller 4-13 is rotatably connected in the outer frame 4-9.

[0033] In this embodiment, in order to realize the effect of maintaining the pressure during winding, the lower pressing assembly 4 is designed, the outer groove 4-1 is formed on the side surface of the fixing disc 1, the driving motor 4-2 is fixed, the vertical screw rod 4-3 is rotatably connected in the outer groove 4-1, the transmission wheel 4-6 is arranged on the output end of the driving motor 4-2 and on the lower end of the vertical screw rod 4-3, the inner tooth transmission belt 4-7 is connected between the transmission wheels 4-6, the rotation of the vertical screw rod 4-3 can be controlled by the driving motor 4-2, the slide rails 4-4 are arranged in the outer groove 4-1, the lifting seat 4-5 is slidably connected with the slide rails 4-4, the vertical lifting of the lifting seat 4-5 is more stable, the rotating shaft 4-8 is rotatably connected on the top of the lifting seat 4-5 and connected with the outer frame 4-9, the outer frame 4-9 can rotate left and right to an inclination angle, the anti-skid disc 4-12 is arranged on the top of the outer frame 4-9, the two hydraulic cylinders 4-10 are arranged on the top of the lifting seat 4-5, the anti-skid blocks 4-11 are arranged on the output ends of the hydraulic cylinders 4-10, the hydraulic cylinders 4-10 can drive the anti-skid blocks 4-11 to support on the surface of the anti-skid disc 4-12, the inclination angle of the outer frame 4-9 is fixed, the lower pressing roller 4-13 is rotatably connected in the outer frame 4-9, the lifting seat 4-5 can be controlled to move downward by the vertical screw rod 4-3, so that the lower pressing roller 4-13 is pressed on the surface of the steel coil and gradually rises.

[0034] Further, the transmission assembly 5 comprises an annular track 5-1 which is arranged on the surface of the fixing disc 1, a rotating disc 5-2 is slidably connected in the annular track 5-1, the winding shaft roller 3 is fixed on the surface of the rotating disc 5-2, a transmission cavity 5-3 is formed in the fixing disc 1, a driven shaft 5-4 is arranged on the side surface of the rotating disc 5-2, the driven shaft 5-4 is rotatably connected in the transmission cavity 5-3, a driving shaft 5-5 is rotatably connected in the transmission cavity 5-3, the driving shaft 5-5 is located directly below the driven shaft 5-4, transmission gears 5-6 are arranged on the driving shaft 5-5 and the driven shaft 5-4, and the transmission gears 5-6 are engaged with each other.

[0035] In the embodiment, in order to realize the effect of stably rotating the winding shaft roller 3 connected with the coiler, the transmission assembly 5 is designed, the annular track 5-1 is arranged on the surface of the fixed disc 1, the rotating disc 5-2 is fixed on the winding shaft roller 3 and rotationally connected in the annular track 5-1, so that the winding shaft roller 3 can rotate through the connection of the rotating disc 5-2 and the annular track 5-1, the transmission cavity 5-3 is arranged in the fixed disc 1, the driven shaft 5-4 is arranged at one end of the rotating disc 5-2 and rotationally connected in the transmission cavity 5-3, and the driving shaft 5-5 is further rotationally connected in the interior, the driving shaft 5-5 is used for connecting the power end of the coiler, and the transmission gear 5-6 is arranged on the driving shaft 5-5 and the driven shaft 5-4, so that the driven shaft 5-4 can be driven to rotate by the driving shaft 5-5.

[0036] Further, the outer frame 4-9 can be rotated by 30° to both sides through the rotating shaft 4-8.

[0037] In the embodiment, through the inclination angle of 30° to left and right, the winding angle of the coiler can be matched, and the rising angle of the steel coil can be matched to keep close.

[0038] Further, the surface of the lower pressing roller 4-13 is a frosted anti-skid structure surface.

[0039] In the embodiment, through the anti-skid structure surface with high friction, the lower pressing roller 4-13 can be closely matched with the surface of the steel coil and kept rotating.

[0040] When it is needed to use, the fixed disc 1 is connected with the coiler through the connecting frame 2, the driving shaft 5-5 is connected with the power end, the winding shaft roller 3 is controlled to rotate for winding during winding, in the process, the driving motor 4-2 is started to control the vertical screw rod 4-3, so that the lifting seat 4-5 is gradually lifted, the lower pressing roller 4-13 is kept close to the surface of the steel belt and bears a certain pressure during the lifting process, so that the steel coil can be wound more tightly and cannot be loosened, the inclination angle of the outer frame 4-9 can be adjusted according to the winding angle, and the anti-skid block 4-11 is kept close to the anti-skid disc 4-12 through the starting of the hydraulic cylinder 4-10.

[0041] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement, improvement and the like made within the spirit and principle of the utility model should be included in the protection range of the utility model.

Claims

1. A cold rolling down coiler press roll mechanism characterized by, The utility model relates to a kind of winding machine, including fixed disc (1) and a pair of connecting frame (2), the connecting frame (2) is arranged in the surface both ends of the fixed disc (1); Winding shaft roller (3) and transmission assembly (5), the winding shaft roller (3) is arranged in the fixed disc (1), the transmission assembly (5) is arranged between the fixed disc (1) and the winding shaft roller (3); Down-pressing assembly (4) is arranged on the fixed disc (1); The down-pressing assembly (4) includes outer groove (4-1), the outer groove (4-1) is opened in the side surface of the fixed disc (1), the outer surface of the fixed disc (1) is provided with driving motor (4-2), the outer groove (4-1) is rotatably connected with vertical screw (4-3) in, both sides in the outer groove (4-1) are provided with slide rail (4-4), and lifting seat (4-5) is connected with the slide rail (4-4) on sliding. The lifting seat (4-5) is connected with the vertical screw (4-3) by thread cooperation, and the output end of the driving motor (4-2) is provided with transmission wheel (4-6) on the vertical screw (4-3), and the transmission wheel (4-6) is connected with inner tooth transmission belt (4-7) between.

2. A cold roll down coiler press roll mechanism according to claim 1, wherein, Rotary shaft (4-8) is rotatably connected in the top of the lifting seat (4-5), one end of the rotary shaft (4-8) is connected with outer frame (4-9), a pair of hydraulic cylinders (4-10) are arranged on the top of the lifting seat (4-5), and a pair of anti-skid blocks (4-11) are arranged on the output end of the hydraulic cylinder (4-10).

3. A cold roll down coiler press roll mechanism according to claim 2, wherein, Anti-skid disc (4-12) is arranged on the outer frame (4-9), the anti-skid disc (4-12) is located at the front end of the anti-skid block (4-11), and down-pressing roller (4-13) is rotatably connected in the outer frame (4-9).

4. A cold roll down coiler hold down roll mechanism according to claim 3 wherein, The transmission assembly (5) includes annular track (5-1), the annular track (5-1) is arranged on the surface of the fixed disc (1), and rotating disc (5-2) is slidably connected in the annular track (5-1), and the winding shaft roller (3) is fixed on the surface of the rotating disc (5-2).

5. A cold roll down coiler pinch roll mechanism according to claim 1 wherein, Transmission cavity (5-3) is opened in the fixed disc (1), the side surface of the rotating disc (5-2) is provided with driven shaft (5-4), the driven shaft (5-4) is rotatably connected in the transmission cavity (5-3), and driving shaft (5-5) is rotatably connected in the transmission cavity (5-3).

6. A cold roll down coiler hold down roll mechanism according to claim 5 wherein, The driving shaft (5-5) is located directly below the driven shaft (5-4), and transmission gear (5-6) is arranged on the driving shaft (5-5) and the driven shaft (5-4), and the transmission gear (5-6) is engaged.

7. A cold roll down coiler press roll mechanism according to claim 6, wherein, The outer frame (4-9) can be rotated by 30 ° to both sides through rotary shaft (4-8).

8. A cold roll down coiler press roll mechanism according to claim 3 wherein, The surface of the down-pressing roller (4-13) is the anti-skid structure surface of ground glass shape.

9. A cold roll down coiler hold down roll mechanism according to claim 4 wherein, ​

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