CN210996156U

CN210996156U - Withdrawal and straightening roller device for acid rolling unit

Info

Publication number: CN210996156U
Application number: CN201921741278.9U
Authority: CN
Inventors: 陈双群
Original assignee: Shandong Boxing Huafeng New Material Co ltd
Current assignee: Shandong Boxing Huafeng New Material Co ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-07-14
Anticipated expiration: 2029-10-15

Abstract

The utility model discloses a withdrawal and straightening roller device for an acid rolling unit, which relates to the technical field of metallurgy, and comprises a case, wherein one side of the case is provided with a feed plate, the lower part of the feed plate is provided with two discharge racks, the two discharge racks are rotatably connected with a plurality of discharge rollers, the inner part of the case is provided with two layers of upper conveying roller sets, the bottom in the case is provided with two layers of lower conveying roller sets, an upper compression roller, a middle compression roller and a lower compression roller are arranged between the upper conveying roller set and the lower conveying roller set, the utility model can gradually and slowly press a metal strip to reduce the curvature of a bending part, realize final straightening through the upper compression roller, the middle compression roller and the lower compression roller, has good protection performance to the metal strip, and can absorb scraps generated in the straightening process through the arrangement of a negative pressure fan, thereby ensuring the tidiness of the straightening environment, avoid the piece fish tail metal strip.

Description

Withdrawal and straightening roller device for acid rolling unit

Technical Field

The utility model relates to the technical field of metallurgy, specifically a be used for sour rolling mill group to draw roller device of rectifying.

Background

Metallurgy is a process and technology for extracting metals or metal compounds from minerals and making metals into metal materials with certain properties by various processing methods, and after annealing, cold-rolled sheets often have poor plate shapes, for example, a wavy edge is formed when the edge extension of a strip steel is larger than the middle extension, a buckling is formed when the edge extension is smaller than the middle extension, and the buckling is adjusted by a withdrawal and straightening machine, which is also used in metallurgy operation.

In the patent document of the Chinese utility model with the publication number of CN207547315U, a novel energy-saving withdrawal and straightening machine for metallurgy is disclosed, wherein a second withdrawal and straightening rod, a connecting crawler belt and a first withdrawal and straightening rod of the novel energy-saving withdrawal and straightening machine for metallurgy are a group, and two groups are provided, which can fully stretch a metal strip and more fully correct the interior of the metal strip, the metal strip can be rotated between two rolling rods to straighten the metal strip, a fixed rod can fix the positions of the rolling rods, a withdrawal and straightening door and a base form a withdrawal and straightening structure, scraps in a scrap collecting region can be cleaned through the withdrawal and the drawing of the withdrawal and straightening door and the base, the revolving door and the withdrawal and straightening machine body form a revolving structure through a revolving shaft, the revolving door is rotated and opened through the revolving shaft, heat dissipation holes can locally maintain parts in the withdrawal and straightening machine body, so that part of the parts can be maintained more conveniently, and the revolving door is embedded in the, the hot air generated when the inside of the tension leveler body operates can be discharged from the heat dissipation holes, so that the operating temperature inside the tension leveler body is not too high. But the device is drawing and straightening the in-process to metal strip or metal sheet, the piece can appear, and the piece accumulation can cause the metal strip mar, leads to the metal strip quality to reduce, in addition, when drawing and straightening the metal strip, disposable bending straightening to big radian can cause the metal strip to warp seriously, reduces the quality.

SUMMERY OF THE UTILITY MODEL

The utility model provides a be used for sour rolling mill group to draw roller device of rectifying has solved the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a draw roller device for sour rolling unit, includes quick-witted case, and one side of quick-witted case is equipped with the feed plate, and the below of feed plate is equipped with out the work or material rest, and it is equipped with two to go out the work or material rest, rotates between two play work or material rest and connects a plurality of discharge rollers, machine incasement portion sets up two-layer conveying roller group, and every layer is gone up conveying roller group and all is included a plurality of conveying rollers, the bottom of machine incasement is equipped with two-layer lower conveying roller group, and lower conveying roller group includes a plurality of conveying rollers down, go up conveying roller group and be equipped with compression roller, middle compression roller and lower compression roller down between the conveying roller group, the side.

As an optimal technical scheme of the utility model, it is two-layer go up the clearance between the conveying roller group and reduce from a left side to the right side in proper order.

As a preferred technical scheme of the utility model, the outside of machine case is equipped with a plurality of driving motor, a plurality of driving motor's output shaft respectively with last conveying roller, lower conveying roller, go up the compression roller, middle compression roller, supplementary compression roller fixed connection down.

As a preferred technical scheme of the utility model, the machine incasement is located the conveying roller group and is equipped with the upper absorber, goes up the upper absorber fixed connection and goes up the fan housing, be equipped with lower absorber in the lower conveying roller group, the fan housing under the lower absorber is connected, the outside fixed connection negative-pressure air fan of machine case, negative-pressure air fan and last fan housing, lower fan housing fixed connection.

As an optimized technical scheme of the utility model, negative-pressure air fan's output fixed connection collecting box.

The utility model discloses have following useful part: the utility model discloses a conveying roller group can make the camber at its crooked position reduce gradually slowly suppressing the metal strip in setting up, realizes final aligning through last compression roller, middle compression roller and lower compression roller, and is good to the protectiveness of metal strip, can absorb the piece that the aligning in-process produced through setting up negative-pressure air fan simultaneously, guarantees the clean and tidy of aligning environment, avoids piece fish tail metal strip.

Drawings

FIG. 1 is a schematic structural diagram of a straightening and withdrawal roll device for an acid rolling mill group.

FIG. 2 is a schematic structural view of example 1 used in a withdrawal and straightening roll device of an acid rolling mill group.

FIG. 3 is a schematic structural view of embodiment 2 used in a withdrawal and straightening roll device of an acid rolling mill group.

In the figure: 1. a chassis; 2. a feeding plate; 3. a discharging frame; 4. a discharging roller; 5. a drive motor; 6. a negative pressure fan; 7. An upper conveying roller; 8. an upper compression roller; 9. a middle press roll; 10. a lower pressing roller; 11. a lower conveying roller; 12. an upper fan cover; 13. an upper absorbent cover; 14. a lower fan cover; 15. a lower absorbent cover; 16. and (4) auxiliary press rolls.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-3, a withdrawal and straightening roller device for an acid rolling unit comprises a case 1, a feed plate 2 is arranged on one side of the case 1, two discharge frames 3 are arranged below the feed plate 2, the two discharge frames 3 are connected with a plurality of discharge rollers 4 in a rotating manner, two layers of upper conveying roller sets are arranged inside the case 1, each layer of upper conveying roller set comprises a plurality of upper conveying rollers 7, two layers of lower conveying roller sets are arranged at the bottom inside the case 1 and comprise a plurality of lower conveying rollers 11, an upper press roller 8, a middle press roller 9 and a lower press roller 10 are arranged between the upper conveying roller set and the lower conveying roller sets, and auxiliary press rollers 16 are arranged on the side edges of the upper press roller 8, the middle press roller 9 and the lower press roller 10.

The gap between the two upper conveying roller sets is reduced from left to right, a plurality of driving motors 5 are arranged outside the case 1, and output shafts of the driving motors 5 are fixedly connected with an upper conveying roller 7, a lower conveying roller 11, an upper compression roller 8, a middle compression roller 9, a lower compression roller 10 and an auxiliary compression roller 16 respectively.

Example 2

Referring to fig. 1-3, the other contents of the present embodiment are the same as embodiment 1, except that: an upper absorbing cover 13 is arranged in the upper conveying roller group in the case 1, the upper absorbing cover 13 is fixedly connected with an upper air cover 12, a lower absorbing cover 15 is arranged in the lower conveying roller group, the lower absorbing cover 15 is connected with a lower air cover 14, a negative pressure fan 6 is fixedly connected with the outside of the case 1, the negative pressure fan 6 is fixedly connected with the upper air cover 12 and the lower air cover 14, and an output end of the negative pressure fan 6 is fixedly connected with a collecting box.

The utility model discloses a set up the conveying roller group and can gradually slowly suppress the metal strip, make the camber at its crooked position reduce, realize finally straightening through last compression roller 8, middle compression roller 9 and lower compression roller 10, it is good to the protectiveness of metal strip, can absorb the piece that the aligning in-process produced simultaneously through setting up negative-pressure air fan 6, guarantee the clean and tidy of aligning environment, avoid piece fish tail metal strip.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a draw roller device of straightening for sour rolling unit, includes quick-witted case (1), and one side of quick-witted case (1) is equipped with feed plate (2), and the below of feed plate (2) is equipped with ejection of compact frame (3), and ejection of compact frame (3) are equipped with two, rotate between two ejection of compact frames (3) and connect a plurality of discharge rollers (4), its characterized in that, quick-witted case (1) inside sets up two-layer last conveying roller group, and every layer is gone up conveying roller group and all is included a plurality of conveying rollers (7), bottom in quick-witted case (1) is equipped with two-layer lower conveying roller group, and lower conveying roller group includes a plurality of lower conveying rollers (11), it is equipped with between last conveying roller group and the lower conveying roller group compression roller (8), middle compression roller (9) and lower compression roller (10), the side of going up compression roller (8), middle compression roller (9).

2. The withdrawal and straightening roll device for the pickling line set according to claim 1, wherein the gaps between the two upper conveying roll sets decrease from left to right.

3. The withdrawal and straightening roller device for the pickling line set according to claim 1, wherein a plurality of driving motors (5) are arranged outside the machine box (1), and output shafts of the driving motors (5) are fixedly connected with an upper conveying roller (7), a lower conveying roller (11), an upper pressing roller (8), a middle pressing roller (9), a lower pressing roller (10) and an auxiliary pressing roller (16) respectively.

4. The pulling and straightening roller device for the pickling line set according to claim 2 or 3, characterized in that an upper absorbing cover (13) is arranged in the upper conveying roller set in the case (1), the upper absorbing cover (13) is fixedly connected with an upper wind cover (12), a lower absorbing cover (15) is arranged in the lower conveying roller set, the lower absorbing cover (15) is connected with a lower wind cover (14), a negative pressure fan (6) is fixedly connected with the outside of the case (1), and the negative pressure fan (6) is fixedly connected with the upper wind cover (12) and the lower wind cover (14).

5. The withdrawal and straightening roll device for the pickling line set according to claim 4, characterized in that the output end of the negative pressure fan (6) is fixedly connected with a collection box.