CN219483777U

CN219483777U - Rolling mill backing roll adjusting device

Info

Publication number: CN219483777U
Application number: CN202320458192.5U
Authority: CN
Inventors: 陈伦丰; 余勇波; 彭喜木; 彭剑平; 林宏彬
Original assignee: Guangfeng Zhaoqing Steel Industry Co ltd
Current assignee: Guangfeng Zhaoqing Steel Industry Co ltd
Priority date: 2023-03-13
Filing date: 2023-03-13
Publication date: 2023-08-08
Anticipated expiration: 2033-03-13

Abstract

The utility model provides a rolling mill supporting roller adjusting device, and belongs to the technical field of supporting roller adjustment. The rolling mill supporting roller adjusting device comprises a frame and an adjusting mechanism, wherein the adjusting mechanism comprises a first motor which is fixedly connected with the frame; the first rotating shaft is fixedly connected to the output end of the first motor; the first bevel gear is fixedly connected to the outer wall of the first rotating shaft; the second bevel gear is in meshed connection with the first bevel gear; the second rotating shaft is fixedly connected with the second bevel gear; the threaded rod is fixedly connected to the bottom of the second rotating shaft; the sliding block is in threaded connection with the threaded rod; the upper supporting roller is arranged below the sliding block, the output end of the first motor drives the first rotating shaft to rotate through starting the first motor, the second rotating shaft is driven to rotate under gear transmission, and finally the sliding block and the upper supporting roller are driven to move up and down, so that the distance between the upper supporting roller and the upper pressing roller is adjusted, the upper supporting roller cannot deviate from the original axis, and the adjustment is more convenient.

Description

Rolling mill backing roll adjusting device

Technical Field

The utility model relates to the technical field of supporting roller adjustment, in particular to a rolling mill supporting roller adjustment device.

Background

The cold rolling of sheet metal is through two work rolls on the cold rolling mill to roll and make panel thickness change, two upper and lower work rolls need be furnished with upper supporting roll and lower supporting roll respectively to it provides holding power in the rolling process, but because the cold rolling mill rolls panel through powerful extrusion force when using, consequently the backing roll can receive very big external force in the working process, also can produce extrusion friction with corresponding work roll and other roller simultaneously, upper and lower supporting roll produces wearing and tearing or translocation, need overhaul the backing roll this moment, generally need adjust upper supporting roll after the maintenance, let the axis of upper supporting roll and lower supporting roll be located a vertical plane, the axis that also makes upper supporting roll be the horizontality simultaneously, just so can guarantee the effect of panel rolling.

The prior few upper support roll adjusting devices of the cold rolling mill adopt unidirectional extrusion or bidirectional extrusion by utilizing a plurality of driving devices to fix the upper support roll, but the fixing mode is easy to lead the upper support roll to deviate from the original axis, and the adjustment is needed to be carried out again, so that the prior few upper support roll adjusting devices of the cold rolling mill are more troublesome, and the prior rolling mill support roll adjusting devices are provided for solving the problems.

Disclosure of Invention

In order to remedy the above-mentioned drawbacks, the present utility model provides a rolling mill back-up roll adjustment device that overcomes or at least partially solves the above-mentioned technical problems.

The utility model provides a rolling mill back-up roll adjusting device, comprising

The machine frame is provided with a machine frame,

the adjusting mechanism is arranged on the frame and comprises

The first motor is fixedly connected with the rack;

the first rotating shaft is fixedly connected to the output end of the first motor;

the first bevel gear is fixedly connected to the outer wall of the first rotating shaft;

the second bevel gear is connected with the first bevel gear in a meshed manner;

the second rotating shaft is fixedly connected with the second bevel gear and is rotationally connected with the frame through a bearing;

the threaded rod is fixedly connected to the bottom of the second rotating shaft;

the sliding block is in threaded connection with the threaded rod;

the upper supporting roller is arranged below the sliding block.

In a preferred scheme, the frame, the first bevel gear, the second rotating shaft, the threaded rod and the sliding block are all provided with two and symmetrically arranged.

In a preferred scheme, rectangular rods are inserted into two sides of the upper supporting roller, and rectangular grooves matched with the rectangular rods are formed in two sides of the upper supporting roller.

In a preferred scheme, a fixed plate is fixedly connected to the bottom of the frame.

In a preferred scheme, the rack is provided with two mounting mechanisms, and the two mounting mechanisms are symmetrically arranged.

In a preferred scheme, the mounting mechanism comprises a box body, the box body is in sliding connection with the frame, and a second motor is fixedly connected to the side edge of the box body.

In a preferred scheme, the output end of the second motor is fixedly connected with a third rotating shaft, and the third rotating shaft is fixedly connected with a gear.

In a preferred scheme, the gear is connected with a first toothed plate and a second toothed plate in a meshing manner, and the tops of the first toothed plate and the second toothed plate are fixedly connected with brackets.

In a preferred scheme, a chute matched with the bracket is formed in the top of the box body, the bracket is in sliding connection with the box body, and a clamping plate is fixedly connected to the inner side of the bracket. In a preferred scheme, a connecting rod is fixedly connected between the box body and the sliding block.

The utility model provides a rolling mill supporting roller adjusting device, which has the beneficial effects that:

1. through starting first motor, the output of first motor drives first pivot and rotates, and first pivot drives first bevel gear and rotates, and first bevel gear drives second bevel gear and rotates, and the second bevel gear drives the second pivot and rotates, and the second pivot drives the threaded rod and rotates, and the threaded rod drives the slider and reciprocates, and then drives the upper supporting roller and reciprocate to this distance of adjusting upper supporting roller and upper pressing roller makes the former axle center of can not squint of upper supporting roller, adjusts more conveniently.

2. The second motor is started, the output end of the second motor drives the third rotating shaft to rotate, the third rotating shaft drives the main gear to rotate, the main gear drives the first toothed plate and the second toothed plate to move inwards relatively, and finally the clamping plate on the support is driven to move inwards relatively to clamp the rectangular rod, so that the rectangular rod is convenient to install and detach and convenient to overhaul.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view provided by an embodiment of the present utility model;

FIG. 2 is a schematic diagram of an internal mechanism of a rack according to an embodiment of the present utility model;

fig. 3 is a schematic view of an upper support roller structure according to an embodiment of the present utility model;

fig. 4 is a schematic diagram of a side structure of a rack according to an embodiment of the present utility model;

fig. 5 is a schematic view of an internal structure of a case according to an embodiment of the present utility model.

In the figure: 1. a frame; 2. an adjusting mechanism; 201. a first motor; 202. a first rotating shaft; 203. a first bevel gear; 204. a second bevel gear; 205. a second rotating shaft; 206. a threaded rod; 207. a slide block; 208. an upper support roller; 3. a rectangular bar; 4. rectangular grooves; 5. a fixing plate; 6. a mounting mechanism; 601. a case body; 602. a second motor; 603. a third rotating shaft; 604. a main gear; 605. a first toothed plate; 606. a second toothed plate; 607. a bracket; 608. a clamping plate; 609. a chute; 7. and a connecting rod.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the rolling mill supporting roller adjusting device comprises a frame 1 and an adjusting mechanism 2, wherein the adjusting mechanism 2 is arranged on the frame 1, the adjusting mechanism 2 comprises a first motor 201, and the first motor 201 is fixedly connected with the frame 1; the first rotating shaft 202, the first rotating shaft 202 is fixedly connected to the output end of the first motor 201; a first bevel gear 203, the first bevel gear 203 being fixedly connected to the outer wall of the first shaft 202; a second bevel gear 204, the second bevel gear 204 being in meshed connection with the first bevel gear 203; the second rotating shaft 205, the second rotating shaft 205 is fixedly connected with the second bevel gear 204, and the second rotating shaft 205 is rotatably connected with the frame 1 through a bearing; the threaded rod 206, the threaded rod 206 is fixedly connected to the bottom of the second rotating shaft 205; the sliding block 207, the sliding block 207 is in threaded connection with the threaded rod 206; the upper supporting roller 208 is arranged below the sliding block 207, the output end of the first motor 201 drives the first rotating shaft 202 to rotate by starting the first motor 201, the first rotating shaft 202 drives the first bevel gear 203 to rotate, the first bevel gear 203 drives the second bevel gear 204 to rotate, the second bevel gear 204 drives the second rotating shaft 205 to rotate, the second rotating shaft 205 drives the threaded rod 206 to rotate, the threaded rod 206 drives the sliding block 207 to move up and down, and then the upper supporting roller 208 is driven to move up and down, so that the distance between the upper supporting roller 208 and the upper pressing roller is adjusted, the original axle center of the upper supporting roller 208 cannot be deviated, and the adjustment is more convenient;

the frame 1, the first bevel gear 203, the second bevel gear 204, the second rotating shaft 205, the threaded rod 206 and the sliding block 207 are symmetrically arranged, rectangular rods 3 are inserted into two sides of the upper supporting roller 208, rectangular grooves 4 matched with the rectangular rods 3 are formed in two sides of the upper supporting roller 208, the bottom of the frame 1 is fixedly connected with a fixing plate 5, and the rectangular rods 3 and the rectangular grooves 4 are arranged, so that the upper supporting roller 208 is convenient to detach and install;

the frame 1 is provided with two mounting mechanisms 6, the two mounting mechanisms 6 are symmetrically arranged, the mounting mechanisms 6 comprise a box body 601, the box body 601 is in sliding connection with the frame 1, the side edge of the box body 601 is fixedly connected with a second motor 602, the output end of the second motor 602 is fixedly connected with a third rotating shaft 603, the third rotating shaft 603 is fixedly connected with a main gear 604, the main gear 604 is in meshed connection with a first toothed plate 605 and a second toothed plate 606, the tops of the first toothed plate 605 and the second toothed plate 606 are both fixedly connected with a bracket 607, a chute 609 matched with the bracket 607 is arranged at the top of the box body 601, the bracket 607 is in sliding connection with the box body 601, the inboard fixedly connected with grip block 608 of support 607, fixedly connected with connecting rod 7 between box body 601 and the slider 207, insert on last backing roll 208 through rectangular bar 3, then start second motor 602, the output of second motor 602 drives the rotation of third pivot 603, the rotation of third pivot 603 drive master gear 604, master gear 604 drives first pinion rack 605 and the relative motion of second pinion rack 606 to the inboard, finally drive the grip block 608 on the support 607 to the relative motion of inboard, carry out the centre gripping to rectangular bar 3, accomplish the installation, through setting up connecting rod 7 for when slider 207 descends, box body 601 and last backing roll 208 descend in step, it is to say: the first motor 201 and the second motor 602 are electrically connected with an external power supply;

specifically, the working process or working principle of the rolling mill supporting roller adjusting device is as follows: after the upper supporting roller 208 is overhauled, an operator inserts the rectangular rod 3 onto the upper supporting roller 208, then starts the second motor 602, the output end of the second motor 602 drives the third rotating shaft 603 to rotate, the third rotating shaft 603 drives the main gear 604 to rotate, the main gear 604 drives the first toothed plate 605 and the second toothed plate 606 to move inwards relatively, and finally drives the clamping plate 608 on the bracket 607 to move inwards relatively to clamp the rectangular rod 3, so that the installation is completed.

Through starting first motor 201, the output of first motor 201 drives first pivot 202 and rotates, and first pivot 202 drives first bevel gear 203 and rotates, and first bevel gear 203 drives second bevel gear 204 and rotates, and second bevel gear 204 drives second pivot 205 and rotates, and second pivot 205 drives threaded rod 206 and rotates, and threaded rod 206 drives slider 207 and reciprocates, and then drives upper supporting roller 208 and reciprocate to this adjusts the distance of upper supporting roller 208 and upper pressing roller, makes the axis of upper supporting roller 208 be on the horizontal line all the time, and it is more convenient to adjust.

Claims

1. A rolling mill back-up roll adjusting device is characterized by comprising a frame (1),

the adjusting mechanism (2), the adjusting mechanism (2) is arranged on the frame (1), and the adjusting mechanism (2) comprises

The first motor (201) is fixedly connected with the frame (1);

the first rotating shaft (202), the first rotating shaft (202) is fixedly connected to the output end of the first motor (201);

the first bevel gear (203), the first bevel gear (203) is fixedly connected to the outer wall of the first rotating shaft (202);

a second bevel gear (204), wherein the second bevel gear (204) is in meshed connection with the first bevel gear (203);

the second rotating shaft (205), the second rotating shaft (205) is fixedly connected with the second bevel gear (204), and the second rotating shaft (205) is rotatably connected with the frame (1) through a bearing;

the threaded rod (206), the said threaded rod (206) is fixedly connected to the bottom of the second spindle (205);

a slider (207), the slider (207) being in threaded connection with a threaded rod (206);

and an upper support roller (208), wherein the upper support roller (208) is arranged below the sliding block (207).

2. A rolling mill support roll adjustment device according to claim 1, characterized in that the frame (1), the first bevel gear (203), the second bevel gear (204), the second shaft (205), the threaded rod (206) and the slide (207) are provided with two and symmetrically arranged.

3. A rolling mill support roll adjustment device according to claim 1, characterized in that both sides of the upper support roll (208) are plugged with rectangular bars (3), and both sides of the upper support roll (208) are provided with rectangular grooves (4) matching the rectangular bars (3).

4. A rolling mill back-up roll adjustment device according to claim 1, characterized in that the bottom of the frame (1) is fixedly connected with a fixing plate (5).

5. A rolling mill back-up roll adjustment device according to claim 4, characterized in that the frame (1) is provided with mounting means (6), said mounting means (6) being provided in two, two of said mounting means (6) being symmetrically arranged.

6. The rolling mill back-up roll adjustment device according to claim 5, characterized in that the mounting means (6) comprise a box (601), the box (601) being slidingly connected to the frame (1), the side of the box (601) being fixedly connected to a second motor (602).

7. The rolling mill back-up roll adjusting device according to claim 6, characterized in that the output end of the second motor (602) is fixedly connected with a third rotating shaft (603), and the third rotating shaft (603) is fixedly connected with a main gear (604).

8. The rolling mill back-up roll adjustment device according to claim 7, characterized in that the main gear (604) is in engagement connection with a first toothed plate (605) and a second toothed plate (606), and the tops of the first toothed plate (605) and the second toothed plate (606) are fixedly connected with a bracket (607).

9. The rolling mill support roller adjusting device according to claim 6, wherein a chute (609) matched with the bracket (607) is formed at the top of the box body (601), the bracket (607) is slidably connected with the box body (601), and a clamping plate (608) is fixedly connected to the inner side of the bracket (607).

10. A rolling mill back-up roll adjustment device according to claim 9, characterized in that a connecting rod (7) is fixedly connected between the box (601) and the slide (207).