CN219004115U

CN219004115U - Lifting centering pushing bed

Info

Publication number: CN219004115U
Application number: CN202223152052.XU
Authority: CN
Inventors: 宋雁芳; 刘彬; 沈赟; 王晓义
Original assignee: Danieli High Tech Changshu Co ltd
Current assignee: Danieli High Tech Changshu Co ltd
Priority date: 2022-11-26
Filing date: 2022-11-26
Publication date: 2023-05-12
Anticipated expiration: 2032-11-26

Abstract

The utility model discloses a lifting centering pushing bed, which is arranged in front of a cogging machine and is used for conveying blanks into a cogging machine working position, and comprises a rack, wherein a roller way is arranged on the rack along the length direction of the rack, two side wall plates are oppositely arranged along the width direction of the rack, each side wall plate is connected with a driving mechanism, and the driving mechanism is used for driving the two side wall plates to move oppositely or oppositely, so that the side wall plates can push the blanks positioned on the roller way, and the blanks are opposite to the cogging machine working position; one end of the frame is hinged with the base, the other end of the frame is connected with a lifting mechanism, and the lifting mechanism can drive the frame to drive the roller way to lift so that a blank positioned on the roller way is positioned on a rolling line towards one end of the cogging mill. The pushing bed can make the blank push into the working position of the cogging mill in a centering way, and the roller surface is lifted according to the size of the blank, so that one end of the blank is positioned on a rolling center line and enters the working position of the cogging mill.

Description

Lifting centering pushing bed

Technical Field

The utility model relates to the field of hot rolling processes, in particular to a lifting centering pushing bed.

Background

The original cogging mill is in a fixed lower roll form, has few holes and low requirements on auxiliary equipment, and a pushing bed arranged in front of the cogging mill mainly completes centering work. Along with the improvement of product production requirement, the cogging mill starts to use the adjustable lower roll surface device, and when the original pushing bed is used for feeding blanks to the cogging mill, the height of the pushing bed is fixed, so that the center of the blanks on a rolling line cannot be ensured, and the use requirement of the cogging mill after improvement cannot be met by the original pushing bed structure.

Disclosure of Invention

In order to overcome the defects in the prior art, the embodiment of the utility model provides a lifting centering pushing bed which can make blanks push into a working position of a cogging mill in a centering way, and lift a roll surface according to the size of the blanks, so that one end of the blanks is positioned on a rolling center line and enters the working position of the cogging mill.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the lifting centering pushing bed is arranged in front of a cogging machine and used for conveying blanks into a cogging machine working position, and comprises a rack, wherein a roller way is arranged on the rack along the length direction of the rack, two side wall plates are oppositely arranged along the width direction of the rack, each side wall plate is connected with a driving mechanism, and the driving mechanism is used for driving the two side wall plates to move oppositely or back to back, so that the side wall plates can push the blanks positioned on the roller way, and the blanks are opposite to the cogging machine working position; one end of the frame is hinged with the base, the other end of the frame is connected with a lifting mechanism, and the lifting mechanism can drive the frame to drive the roller way to lift so that a blank positioned on the roller way is positioned on a rolling line towards one end of the cogging mill.

The lifting mechanism is arranged at one end of the frame, facing the cogging mill, and the other end of the frame is hinged with the base, so that when the size of the blank is changed, and the central position of the blank is changed, the position of the blank on the roller way can be adjusted through the lifting mechanism, and one end, facing the cogging mill, of the blank is positioned on a rolling central line.

Preferably, the driving mechanism comprises a first hydraulic cylinder, a connecting rod connected with the first hydraulic cylinder, and a swing arm connected between the connecting rod and the side wall plate, wherein the swing arm is triangular, two vertexes of the swing arm are respectively connected with the side wall plate and the connecting rod, and the other vertex of the swing arm is sleeved on the rotating column. The blank is integrally pushed by the pushing mechanism and the side wall plate, so that the blank is centered with the working position of the cogging mill.

Further preferably, each of the driving mechanisms includes a plurality of links connected in series, and one of the swing arms corresponding to each of the links.

Preferably, the lifting mechanism comprises a second hydraulic cylinder arranged on the base, and a displacement sensor connected to the second hydraulic cylinder and used for acquiring the displacement of the second hydraulic cylinder.

Preferably, the roller way comprises a plurality of rollers which are arranged at equal intervals along the extending direction of the frame, and a motor which is connected with the rollers and is used for driving the rollers to rotate. Further preferably, the roller is a water-cooled roller.

Preferably, a rotating shaft is arranged on the base, and the frame is sleeved on the rotating shaft to form a hinge.

The side wall plate is opposite to one end, deviating from the lifting mechanism, of the side wall plate, and an inlet guide plate is arranged opposite to one end, deviating from the side wall plate, of the side wall plate, and an expansion opening is formed in the inlet guide plate.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

1. according to the utility model, one end of the stand is hinged with the base, and the other end of the stand is connected with the lifting mechanism, so that under the action of the lifting mechanism, the stand can rotate around the hinged end, the position of the opposite end of the stand and the cogging mill is changed, the position of a blank above the stand is changed, the lifting of the roll surface according to the size of the blank is realized, and the opposite end of the blank and the cogging mill is ensured to be on a rolling central line.

2. Two side wall plates are oppositely arranged in the width direction of the frame, each side wall plate is connected with a driving mechanism, the side wall plates are driven to move through the driving mechanism, the distance between the two side wall plates is changed, and therefore the position of a blank on a roller way is adjusted, and the center line of the blank is opposite to the center of a rolling line.

3. The roller in the roller way uses a water cooling roller, so that the service life of the roller bearing in a high temperature area can be greatly prolonged, and the production cost is reduced.

The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular description of preferred embodiments, as illustrated in the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a lifting centering pushing bed in an embodiment of the utility model;

FIG. 2 is a top view of a lifting centering pushing bed in an embodiment of the utility model;

fig. 3 is a schematic diagram illustrating connection between a driving mechanism and a sidewall board in an embodiment of the present utility model.

Reference numerals of the above drawings: 1. a frame; 2. a roller way; 3. a side wall plate; 4. a driving mechanism; 41. a first hydraulic cylinder; 42. a connecting rod; 43. swing arms; 5. a lifting mechanism; 6. a base; 7. a rotating shaft; 8. an inlet guide plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one: referring to fig. 1-3, a lifting centering pushing bed is arranged in front of a cogging machine and is used for feeding blanks into a cogging machine working position, and the lifting centering pushing bed comprises a machine frame 1, wherein a roller way 2 is arranged on the machine frame 1 along the length direction of the machine frame 1, two side wall plates 3 are oppositely arranged along the width direction of the machine frame 1, each side wall plate 3 is connected with a driving mechanism 4, and the driving mechanisms 4 are used for driving the two side wall plates 3 to move towards or away from each other, so that the side wall plates 3 can push the blanks positioned on the roller way 2, and the blanks are opposite to the cogging machine working position; one end of the frame 1 is hinged with the base 6, the other end of the frame 1 is connected with a lifting mechanism 5, and the lifting mechanism 5 can drive the frame 1 to drive the roller way 2 to lift so that a blank positioned on the roller way 2 is positioned on a rolling line towards one end of the cogging mill.

By arranging the lifting mechanism 5 at one end of the frame 1 facing the cogging mill, the other end of the frame 1 is hinged with the base 6, and when the size of the blank is changed, and the central position of the blank is changed, the position of the blank on the roller table 2 can be adjusted through the lifting mechanism 5, so that one end of the blank facing the cogging mill is positioned on a rolling central line.

Referring to fig. 3, the driving mechanism 4 includes a first hydraulic cylinder 41, a connecting rod 42 connected to the first hydraulic cylinder 41, and a swing arm 43 connected between the connecting rod 42 and the sidewall plate 3, where the swing arm 43 is triangular, two vertices of the swing arm 43 are respectively connected to the sidewall plate 3 and the connecting rod 42, and another vertex of the swing arm 43 is sleeved on a rotating column. Each driving mechanism 4 comprises a plurality of connecting rods 42 connected in series, and a swinging arm 43 corresponding to each connecting rod 42, so that the side wall plate 3 integrally moves synchronously. The side wall plate 3 is made of wear-resistant plates, so that loss is reduced.

The lifting mechanism 5 comprises a second hydraulic cylinder arranged on the base 6, and a displacement sensor connected to the second hydraulic cylinder and used for acquiring the displacement of the second hydraulic cylinder. A lifting program is preset in a controller connected with the lifting mechanism 5, and the displacement of the hydraulic rod of the second hydraulic cylinder is acquired in real time through a displacement sensor, so that the hydraulic rod moves according to the preset program, and the end part of the blank is positioned on a rolling center line and is sent into a cogging mill.

The roller way 2 comprises a plurality of rollers which are arranged at equal intervals along the extending direction of the frame 1, and a motor which is connected with the rollers and is used for driving the rollers to rotate. In order to prolong the service life of the roller way 2 and reduce the production cost, the roller adopts a water-cooled roller.

Referring to fig. 1, a rotating shaft 7 is disposed on the base 6, and the stand 1 is sleeved on the rotating shaft 7 to form a hinge, so that the stand 1 can rotate under the driving of the lifting mechanism 5, and the whole stand 1 extends obliquely upwards towards the cogging mill.

An inlet guide plate 8 is oppositely arranged at one end of the side wall plate 3, which is away from the lifting mechanism 5, and an expansion opening is formed at one end of the inlet guide plate 8, which is away from the side wall plate 3. The inlet guide plate 8 is a wear-resistant plate.

The principles and embodiments of the present utility model have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present utility model; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present utility model, the present description should not be construed as limiting the present utility model in view of the above.

Claims

1. The utility model provides a go up and down centering pushing bed, the pushing bed sets up before the cogging machine for send into the cogging machine workstation with the blank, its characterized in that: the device comprises a rack, wherein a roller way is arranged on the rack along the length direction of the rack, two side wall plates are oppositely arranged along the width direction of the rack, each side wall plate is connected with a driving mechanism, and the driving mechanisms are used for driving the two side wall plates to move in opposite directions or in opposite directions, so that the side wall plates can push blanks positioned on the roller way, and the blanks are opposite to a cogging machine; one end of the frame is hinged with the base, the other end of the frame is connected with a lifting mechanism, and the lifting mechanism can drive the frame to drive the roller way to lift so that a blank positioned on the roller way is positioned on a rolling line towards one end of the cogging mill.

2. The lifting centering pushing bed according to claim 1, wherein the driving mechanism comprises a first hydraulic cylinder, a connecting rod connected with the first hydraulic cylinder, and a swing arm connected between the connecting rod and the side wall plate, wherein the swing arm is triangular, two vertexes of the swing arm are respectively connected with the side wall plate and the connecting rod, and the other vertex of the swing arm is sleeved on the rotating column.

3. The lift centering bed of claim 2, wherein each of said drive mechanisms includes a plurality of said links connected in series, and one of said swing arms corresponding to each of said links.

4. The lift centering bed of claim 1, wherein the lift mechanism comprises a second hydraulic cylinder disposed on the base, and a displacement sensor coupled to the second hydraulic cylinder for acquiring a displacement of the second hydraulic cylinder.

5. The lift centering bed of claim 1, wherein the roller table includes a plurality of rollers equally spaced along the extension of the frame, and a motor coupled to the rollers for driving the rollers to rotate.

6. The lift centering bed of claim 5, wherein the rollers are water cooled rollers.

7. The lifting centering pushing bed according to claim 1, wherein a rotating shaft is arranged on the base, and the frame is sleeved on the rotating shaft to form a hinge.

8. The lift centering bed of claim 1, wherein an entry guide is oppositely disposed at an end of the side wall plate facing away from the lift mechanism, the entry guide defining an expansion opening at an end of the side wall plate facing away from the side wall plate.