CN214919247U

CN214919247U - Guide plate

Info

Publication number: CN214919247U
Application number: CN202120725301.6U
Authority: CN
Inventors: 马进喜; 吴立刚; 刘华燕
Original assignee: Suqian Jinxin Steel Rolling Co ltd Of Nisco
Current assignee: Suqian Jinxin Steel Rolling Co ltd Of Nisco
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2021-11-30
Anticipated expiration: 2031-04-09

Abstract

The utility model discloses a guide plate, which comprises an upper guide plate, a lower guide plate, U-shaped grooves and guide wheels, wherein the upper guide plate is arranged above the lower guide plate, guide grooves are left between the upper guide plate and the lower guide plate, one end of the guide plate is contacted with a roll hole pattern of a rolling mill, the U-shaped grooves are arranged on the side edge of the lower guide plate, the upper guide plate is spliced on the lower guide plate through the U-shaped grooves, the rear end of the upper guide plate is provided with a mounting frame, the mounting frame is provided with two groups of adjusting devices which are respectively arranged on two side edges of the mounting frame, each adjusting device comprises a threaded rod and a nut, the mounting frame is provided with a threaded through hole, the inner wall of the threaded through hole is in threaded connection with the threaded rod, the outer side of the threaded rod is connected with the nut, and the inner side is connected with the guide wheels, the utility model solves the problem of inaccurate alignment of the upper guide plate and the lower guide plate and is provided with the guide wheels which can move and can independently adjust the distance on two sides, the friction between the rolled piece and the guide plate is reduced, and the efficiency of the rolled piece is improved.

Description

Guide plate

Technical Field

The utility model relates to a shaped steel aligning field, concretely relates to guide board.

Background

During the rolling process, the phenomenon that the head or tail of the rolled piece is bent upwards is called head warping. When the warping head is obvious, the warping head can be scraped with the guard plate and the guard plate, and when the warping head is serious, the warping head can push against a roller water cooling pipeline and a detection instrument, and even a roller winding accident occurs. The rolled piece strikes the roll, and the rolled piece head kickup leads to the scrap steel, influences the product yield, and the nose of rolled piece can lead to the rolled piece to get into next rolling mill smoothly simultaneously to cause the pile steel accident, increase workman work load, destroy rolling rhythm, seriously influence production.

The rolling mill guide and guard device in the prior art has the following problems that most of upper guide and guard plates are directly placed on the lower guide and guard plates, the upper guide and guard plates and the lower guide and guard plates are possibly misaligned, so that the center line of a guide and guard groove and the center line of a roll pass are not aligned, a rolled piece can directly hit the guide and guard plates when the rolled piece is taken out of a rolling mill, the rolled piece and the guide and guard plates are damaged, and the rolled piece is stacked.

In addition, when the rolled piece slides over the guide plate, sliding friction can be generated, the sliding friction resistance is greater than the rolling friction resistance, and the guide plate is abraded seriously. In the prior art, friction is reduced by guide wheels, but the guide wheels are generally not movable or the guide wheels on two sides move simultaneously, so that the guide wheels on one side cannot be independently adjusted according to the shape of a rolled piece.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical defect who exists among the background art, provide a guide plate, solved the inaccurate problem of alignment of last guide plate, lower guide plate to be provided with the guide pulley that portable, both sides can adjust the distance alone, reduced the friction between rolled piece and the guide plate, improved rolled piece efficiency.

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

the utility model provides a guide and guard board, includes upper guide and guard board, lower guide and guard board, upper guide and guard board sets up in lower guide and guard board top, leaves the guide and guard groove between upper guide and guard board and the lower guide and guard board, the one end of guide and guard board and the roll pass contact of rolling mill, its characterized in that: still include U type groove, guide pulley, U type groove sets up on leading the guard side under, goes up to lead the guard and peg graft on leading the guard under through U type groove, it is provided with the mounting bracket to go up lead guard rear end, be provided with adjusting device on the mounting bracket, adjusting device is two sets of, sets up two sides at the mounting bracket respectively, and adjusting device includes threaded rod, nut, the mounting bracket both sides are provided with the screw thread through-hole, screw thread through-hole inner wall and threaded rod threaded connection, the threaded rod outside is connected with the nut, inboard connection guide pulley.

Preferably, a connecting block is arranged between the mounting frame and the upper guide plate and fixedly connected with the mounting frame and the upper guide plate through screws.

Preferably, the shape of one side of the U-shaped groove close to the guide groove is matched with the shape of the rolled piece.

Preferably, the number of the U-shaped grooves is two, and the U-shaped grooves are symmetrically distributed on two sides of the bottom plate.

Preferably, the upper guide plate and the lower guide plate are provided with matched through holes in the horizontal direction, inserting blocks are arranged in the through holes, and the inserting blocks are inserted into the upper guide plate and the lower guide plate through the through holes.

Preferably, the upper surface of the upper guide plate is fixedly connected with a hoisting hole, and the hoisting hole is hinged with a hoisting ring.

Preferably, the center line of the guide groove is in line with the center line of the roll pass.

Preferably, the mounting frame is provided with a moving distance scale bar in the moving direction of the screw rod.

Preferably, guide rails are arranged on two sides of the mounting frame, moving blocks are arranged in the guide rails and hinged to the guide wheels, the guide wheels can rotate in the moving blocks, circular grooves are formed in the other ends of the moving blocks, round blocks matched with the grooves are arranged in the circular grooves, and the round blocks are hinged to the threaded rods.

The utility model has the advantages that: 1. the problem of the alignment of upper guide plate, lower guide plate inaccurate is solved, 2, be provided with portable, both sides can adjust the guide pulley of distance alone, reduced the friction between rolled piece and the guide plate, improved rolled piece efficiency.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a rear view of the present invention.

Fig. 3 is a side view of the present invention.

Wherein: 1. the device comprises an upper guide plate, a lower guide plate, a guide groove, a groove 4, a U-shaped groove, a guide wheel 5, a guide wheel 6, a mounting frame 601, a guide rail 602, a moving block 604, a round block 7, an adjusting device 701, a nut 702, a threaded rod 8, a connecting block 9, an inserting block 12 and a hoisting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The utility model provides a guide and guard board, includes upper guide and guard board 1, lower guide and guard board 2, upper guide and guard board 1 sets up in guide and guard board 2 top down, and upper guide and guard board 1 leaves guide and guard groove 3 between 2 with lower guide and guard board, the one end of guide and guard board and the roll pass contact of rolling mill, its characterized in that: still include U type groove 4, guide pulley 5, U type groove 4 sets up and leads guard 2 sides under, goes up and leads guard 1 and peg graft under on leading guard 2 through U type groove 4, it is provided with mounting bracket 6 to go up the guard rear end, be provided with adjusting device 7 on the mounting bracket 6, adjusting device 7 is two sets of, sets up two sides at mounting bracket 6 respectively, and adjusting device 7 includes threaded rod 702, nut 701, mounting bracket 6 is provided with the screw through-hole, screw through-hole inner wall and threaded rod 702 threaded connection, the threaded rod 702 outside is connected with nut 701, inboard connection guide pulley 5.

And a U-shaped groove 4 is formed in the side edge of the lower guide plate 2, and the upper guide plate 1 is inserted into the lower guide plate 2 through the U-shaped groove 4. In this embodiment, U type groove 4 quantity is two, and the symmetric distribution is in the bottom plate both sides, U type groove 4 is close to one side shape and the rolled piece shape phase-match of leading guarding groove 3, upward leading guarding board 1, be provided with the assorted through-hole on leading guarding board 2 horizontal direction down, is provided with inserted block 9 in the through-hole, and inserted block 9 pegs graft through the through-hole on leading guarding board 1, leading guarding board 2 down, and then leads guarding board 1, leading guarding board 2 down on the lock die, makes and leads guarding board 1, lower leading guarding board 2 unable removal on the upper and lower direction, the length of inserted block 9 is greater than the length of through-hole, makes inserted block 9 can also pull out after inserting into.

Still be provided with guide pulley 5 on the guide board, go up the guide board rear end and be provided with mounting bracket 6, be provided with adjusting device 7 on the mounting bracket 6, adjusting device 7 is two sets of, sets up two sides at mounting bracket 6 respectively, and adjusting device 7 includes threaded rod 702, nut 701, mounting bracket 6 is provided with the screw thread through-hole, screw thread through-hole inner wall and threaded rod 702 threaded connection, the threaded rod 702 outside is connected with nut 701, inboard connection guide pulley 5. In this embodiment, the inner wall of the threaded through hole is provided with threads, the outer wall of the threaded rod 702 is provided with threads, and the threaded rod 702 can rotate in the threaded through hole. Guide rails 601 are arranged on two sides of the mounting frame 6, moving blocks 602 are arranged in the guide rails 601, the moving blocks 602 are hinged to guide wheels 5, the guide wheels 5 can rotate in the moving blocks 602, circular grooves are formed in the other ends of the moving blocks 602, round blocks 604 matched with the grooves are arranged in the circular grooves, the round blocks 604 are hinged to threaded rods 702, the threaded rods 702 can drive the round blocks 604 to advance in the circular grooves in a spiral advancing mode, the round blocks 604 advance to push the moving blocks 602 to move, and the moving blocks 602 move to push clamping plates and the guide wheels 5 to move. Mounting bracket 6 is the U type, is provided with connecting block 8 between mounting bracket 6 and the guide plate, is provided with two screw holes on the connecting

block

8, 6 upper surfaces of mounting bracket, the 1 upper surface of last guide plate be provided with respectively with connecting block 8 on two screw hole assorted screw holes, pass the screw hole through the screw and fix mounting bracket 6 and guide plate together. Mounting bracket 6 is provided with the displacement scale strip on screw rod moving direction, the displacement scale strip is two, and two displacement scale strip sizes are the same, and the opposite direction, displacement scale strip swing joint are on mounting bracket 6, and external force wearing and tearing can change at any time when unclear.

In this embodiment, the middle part of the upper surface of the upper guide plate 1 is provided with a hoisting hole 12, the hoisting hole 12 is a circular disc with a circular hole in the middle, the hoisting hole 12 is hinged with a hoisting ring, because the guide plate is overall heavy, the upper guide plate 1 can be installed in a hoisting state through the hoisting ring and the hoisting hole 12 by using a machine, the operation is very convenient, after the upper guide plate 1 is placed at a position corresponding to the lower guide plate 2, a guide groove 3 matched with the hole pattern of the rolling mill, the section size and the shape of a rolled piece can be formed between the upper guide plate 1 and the lower guide plate 2, and after the rolled piece is rolled out of the rolling mill, the rolled piece passes through the guide groove 3 and is conveyed to a next rolling mill.

The utility model discloses concrete theory of operation:

the upper guide plate 1 is installed in a hoisting state by using a machine through a hoisting ring and a hoisting hole 12, after the upper guide plate 1 is placed at a position corresponding to the lower guide plate 2, a guide groove 3 matched with the hole type of a rolling mill and the section size and shape of a rolled piece is formed between the upper guide plate 1 and the lower guide plate 2, and the insert block 9 is inserted into the upper guide plate 1 and the lower guide plate 2 through holes to lock the upper guide plate 1 and the lower guide plate 2. The mounting frame 6 is connected with the guide plate through the connecting block 8, when the distance between the guide wheels 5 is required to be adjusted, the nut 701 is rotated, the nut 701 rotates to drive the threaded rod 702 to advance spirally, the threaded rod 702 advances to drive the round block 604 to advance in the circular groove, the round block 604 advances to push the moving block 602 to move, the moving block 602 moves to push the clamping plate and the guide wheels 5 to move, and then the distance between the guide wheels 5 is changed.

Claims

1. The utility model provides a guide and guard board, includes upper guide and guard board, lower guide and guard board, upper guide and guard board sets up in lower guide and guard board top, leaves the guide and guard groove between upper guide and guard board and the lower guide and guard board, the one end of guide and guard board and the roll pass contact of rolling mill, its characterized in that: still include U type groove, guide pulley, U type groove sets up on leading the guard side under, goes up to lead the guard and peg graft on leading the guard under through U type groove, it is provided with the mounting bracket to go up lead guard rear end, be provided with adjusting device on the mounting bracket, adjusting device is two sets of, sets up two sides at the mounting bracket respectively, and adjusting device includes threaded rod, nut, the mounting bracket both sides are provided with the screw thread through-hole, screw thread through-hole inner wall and threaded rod threaded connection, the threaded rod outside is connected with the nut, inboard connection guide pulley.

2. A guide plate as claimed in claim 1, wherein: and a connecting block is arranged between the mounting frame and the upper guide plate and fixedly connected with the mounting frame and the upper guide plate through screws.

3. A guide plate as claimed in claim 1, wherein: the shape of one side of the U-shaped groove close to the guide groove is matched with the shape of the rolled piece.

4. A guide plate as claimed in claim 1, wherein: the number of the U-shaped grooves is two, and the U-shaped grooves are symmetrically distributed on two sides of the bottom plate.

5. A guide plate as claimed in claim 1, wherein: the upper guide plate and the lower guide plate are provided with matched through holes in the horizontal direction, inserting blocks are arranged in the through holes, and the inserting blocks are inserted into the upper guide plate and the lower guide plate through the through holes.

6. A guide plate as claimed in claim 1, wherein: and the upper surface of the upper guide plate is fixedly connected with a hoisting hole, and the hoisting hole is hinged with a hoisting ring.

7. A guide plate as claimed in claim 1, wherein: the center line of the guide groove and the center line of the roll pass are on the same line.

8. A guide plate as claimed in claim 1, wherein: the mounting frame is provided with a moving distance scale bar in the moving direction of the screw rod.

9. A guide plate as claimed in claim 1, wherein: guide rails are arranged on two sides of the mounting frame, moving blocks are arranged in the guide rails and hinged to the guide wheels, the guide wheels can rotate in the moving blocks, circular grooves are formed in the other ends of the moving blocks, round blocks matched with the grooves are arranged in the circular grooves, and the round blocks are hinged to the threaded rods.