CN219216330U

CN219216330U - Round bar self-rotation conveying device for ball rolling mill before rolling

Info

Publication number: CN219216330U
Application number: CN202320657281.2U
Authority: CN
Inventors: 程启亮; 徐胜; 徐利; 沈干; 龚逸斌; 徐志强; 杨益锋; 黄立刚
Original assignee: Changshu Longte Wear Resistant Ball Co ltd
Current assignee: Changshu Longte Wear Resistant Ball Co ltd
Priority date: 2023-03-29
Filing date: 2023-03-29
Publication date: 2023-06-20
Anticipated expiration: 2033-03-29

Abstract

The utility model relates to a round bar self-rotating conveying device for a ball rolling mill before rolling, which is applied to the technical field of steel bar conveying, solves the problems that a bent steel bar is easy to collide at the end face of a roller and cannot smoothly enter a biting port of a rolling mill, the labor intensity of workers is increased and potential safety hazards exist during manual prying intervention; the inclined rolling mill has the advantages that the trend of the steel bar can be limited through the guide pipe, the steel bar is conveniently conveyed to the biting inlet of the inclined rolling mill, and the potential safety hazard caused by manual operation in the working process is reduced.

Description

Round bar self-rotation conveying device for ball rolling mill before rolling

Technical Field

The utility model is applied to the technical field of steel bar conveying, and particularly relates to a round bar self-rotation conveying device for a ball rolling mill before rolling.

Background

The conventional steel bar needs to be conveyed into the skew rolling mill through a conveying roller way after being discharged from the heating furnace, and the following problems generally occur when the steel bar is conveyed into the rolling mill: 1. the steel bar is easy to deviate from the center line of the conveying roller way and the inclined rolling mill due to shaking in the conveying process, so that the steel bar cannot well enter the biting port of the rolling mill; 2. the heated steel bar is slightly bent and deformed to different degrees, is easy to collide with the end face of a roller when entering the biting opening of the inclined rolling mill, cannot smoothly enter the biting opening of the inclined rolling mill, and then needs to be pried by manual intervention to enter the biting opening of the rolling mill, so that the labor intensity of workers is increased, and potential safety hazards exist.

Disclosure of Invention

The utility model aims to provide a round bar self-rotating conveying device for a ball rolling mill before rolling, which solves the problems that a bent steel bar is easy to collide with the end surface of a roller and cannot smoothly enter a biting port of the rolling mill, the labor intensity of workers is increased and potential safety hazards exist during manual prying intervention.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a round bar self-rotating conveying device for a ball rolling mill before rolling, which comprises a supporting base and a plurality of driving rollers, wherein the driving rollers are uniformly distributed along the length of the supporting base, each driving roller is obliquely arranged and has the same inclination direction, a limiting plate is arranged between two adjacent driving rollers, the bottom end of the limiting plate is fixed on the supporting base, the upper end of the limiting plate is provided with a mounting hole, and a guide piece for a steel bar to pass through is arranged in the mounting hole.

Further, the guide piece comprises a guide pipe arranged in the mounting hole and a flange plate arranged at one end of the guide pipe, and the flange plate is fixed on the limiting plate through bolts.

Further, the feed inlet of the guide pipe is arranged in a horn shape.

Further, a wear-resistant layer is arranged on the pipe wall of the guide pipe.

Further, the angle between the axis of the driving roller and the axis of the mounting hole is 110-130 degrees.

Further, an annular groove is formed in the outer circular surface of the driving roller, and the cross section of the annular groove is arc-shaped.

Further, a heat-resistant protective layer is arranged on the outer circular surface of the driving roller.

Further, the device also comprises a transmission assembly for driving the plurality of transmission rollers to synchronously rotate, wherein the transmission assembly comprises a transmission shaft arranged on each transmission roller, at least two chain wheels arranged on each transmission shaft and chains matched with the chain wheels, and two adjacent transmission rollers are used for transmitting through the chain wheels and further comprises a driving source for driving one transmission shaft to rotate.

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

the utility model relates to a round bar self-rotating conveying device for a ball rolling mill before rolling, which comprises a supporting base and a plurality of driving rollers, wherein the driving rollers are uniformly distributed along the length of the supporting base, each driving roller is obliquely arranged and has the same oblique direction, a limiting plate is arranged between two adjacent driving rollers, the bottom end of the limiting plate is fixed on the supporting base, the upper end of the limiting plate is provided with a mounting hole, and a guide piece for a steel bar to pass through is arranged in the mounting hole; through the inclined arrangement of the plurality of driving rollers, the steel bar can be guaranteed to advance, the steel bar can be enabled to realize autorotation in the advancing process, and the synchronous rotation of the steel bar and the inclined rolling mill is realized, so that the steel bar conveniently and smoothly enters the inclined rolling mill, manual operation is reduced during conveying, and potential safety hazards caused by manual participation are reduced; the trend of the steel bar can be limited through the guide piece; meanwhile, in the rolling process, the tail end of the steel rod is easy to swing under the condition that the steel rod rotates, the swing of the tail end of the steel rod can be restrained through the guide piece, and after the guide pipe is severely worn after being used for a long time, the guide pipe is convenient to flexibly detach and replace through the bolt connection, so that time and labor are saved.

Drawings

Some specific embodiments of the utility model will be described in detail hereinafter by way of example and not by way of limitation with reference to the accompanying drawings. The same reference numbers will be used throughout the drawings to refer to the same or like parts or portions. It will be appreciated by those skilled in the art that the drawings are not necessarily drawn to scale. In the accompanying drawings:

FIG. 1 is a front view of the overall structure of an embodiment of the present utility model;

FIG. 2 is a top view of the overall structure in an embodiment of the utility model;

FIG. 3 is a schematic view of a limiting plate according to an embodiment of the present utility model;

FIG. 4 is a cross-sectional view of a retainer plate mated with a guide in an embodiment of the utility model;

fig. 5 is a schematic diagram of the structure of a driving source in the embodiment of the present utility model.

Wherein reference numerals are as follows:

1. a skew rolling mill; 2. a steel bar; 3. a support base; 4. a driving roller; 5. a limiting plate; 6. a mounting hole; 7. a guide member; 71. a guide tube; 72. a flange plate; 8. an annular groove; 9. a transmission assembly; 91. a transmission shaft; 92. a sprocket; 93. a chain; 10. a driving source; 101. a motor; 102. a belt pulley; 103. a V-belt; 104. a speed reducer; 11. and a bearing seat.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. 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.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

Referring to fig. 1 and 2, for providing a round bar self-rotation conveying device for a ball rolling mill before rolling, which is arranged at the front end of a feed inlet of a skew rolling mill 1, the steel bar 2 to be rolled plays a role of limiting and guiding through the guide device before rolling, so that the steel bar 2 is conveniently conveyed into the feed inlet of the skew rolling mill 1, the round bar self-rotation conveying device comprises a supporting base 3 and a plurality of driving rollers 4, the plurality of driving rollers 4 are uniformly distributed along the length of the supporting base 3, a conveying roller way for conveying the steel bar 2 is formed through the plurality of driving rollers 4, each driving roller 4 is obliquely arranged and has the same oblique direction, the angle between the central line of the driving roller and the central line of round steel rolling is 110-130 degrees, the angle between the central line of the driving rollers and the central line of round steel rolling is 110 degrees, the oblique rolling mill 1 has higher transmission torsion when rolling, easily take place the skew when crooked steel bar 2 carries to the bite of oblique rolling mill 1 to easily take place the phenomenon of striking the terminal surface of the rolled bite of oblique rolling mill 1, steel bar 2 can't be bitten into the oblique rolling mill by oblique rolling mill 1 and roll, then need to prize the steel bar by manual intervention and get into the mill bite this moment, easily there is the potential safety hazard when the operation, consequently, through setting up a plurality of driving roller 4 slope, can guarantee that steel bar 2 advances, can also make steel bar 2 realize the rotation at the in-process of advancing, realize steel bar 2 and oblique rolling mill 1 synchronous rotation, thereby make steel bar 2 conveniently and comparatively smoothly get into in the oblique rolling mill 1, reduce manual work when carrying, thereby reduce the potential safety hazard because of artifical the participation causes.

Referring to fig. 2, 3 and 4, a limiting plate 5 is arranged between two adjacent driving rollers 4, the bottom end of the limiting plate 5 is fixed on the supporting base 3, the upper end of the limiting plate 5 is provided with a mounting hole 6, a guide piece 7 for a steel rod 2 to pass through is arranged in the mounting hole 6, the guide piece 7 comprises a guide pipe 71 arranged in the mounting hole 6 and a flange plate 72 arranged at one end of the guide pipe 71, and the flange plate 72 is fixed on the limiting plate 5 through bolts; the orientation of the steel rod 2 can be defined by the guide tube 71; meanwhile, in the rolling process, the tail end of the steel rod 2 is easy to swing under the condition that the steel rod 2 rotates, the swing of the tail end of the steel rod 2 can be restrained through the guide tube 71, and after the guide tube 71 is severely worn after being used for a long time, the guide tube 71 is convenient to flexibly detach and replace through bolting, so that time and labor are saved. The flange plate 72 is fixed on the side of limiting plate 5 feeding, and at bar 2 transportation in-process, limiting plate 5 plays spacing and the effect of resisting to guide 7, can make guide 7 firm the fixing in mounting hole 6, is difficult for taking place not hard up.

Referring to fig. 4, the feed port of the guide tube 71 is provided in a horn shape. The steel bar 2 is conveniently passed through the guide tube 71 by the arrangement of this structure. The pipe wall of the guide pipe 71 is provided with a wear-resistant layer, the inner wall of the guide pipe 71 is protected through the wear-resistant layer, the abrasion loss of the inner wall of the guide pipe 71 is reduced in the conveying process of the steel rod 2, and the service life of the guide pipe 71 is prolonged.

Referring to fig. 2, an annular groove 8 is provided on the outer circumferential surface of the driving roller 4, and the cross section of the annular groove 8 is circular arc-shaped. In the conveying process of the steel bar 2, the annular groove 8 plays a role in limiting the steel bar 2, and is convenient for conveying the steel bar 2; the excircle surface of the driving roller 4 is provided with a heat-resistant protective layer which is made of stainless steel; the heat-resistant protective layer plays a role in heat insulation protection on the driving roller, and the service life of the driving roller 4 is prolonged.

Referring to fig. 2 and 5, the device further comprises a transmission assembly 9 for driving the plurality of driving rollers 4 to rotate synchronously, the transmission assembly 9 comprises a transmission shaft 91 arranged on each driving roller 4, at least two chain wheels 92 and a chain 93 arranged on each transmission shaft 91, two adjacent driving rollers 4 are driven by the chain wheels 93, the device further comprises a driving source 10 for driving one of the transmission shafts 91 to rotate, the transmission shafts 4 connected with the driving source 10 are driving shafts, a bearing seat 11 matched with the transmission shafts 91 is arranged on the supporting base 1, the driving source 10 uses a motor 101 as a power source, the belt pulley 102 and a triangular belt 103 are used for transmitting power to a speed reducer 104, an output shaft of the speed reducer 104 is matched with the driving shaft 91 through the chain wheels and the chain, so that the power is transmitted to the driving shaft 91, the driving shaft 91 drives the driving rollers 4 connected with the driving shafts to rotate, and simultaneously drives other driving rollers 4 to rotate under the matching of the chain wheels 92 and the chain 93. The transmission assembly 9 with the structure can maintain an accurate average transmission ratio, the load born by the shaft and the bearing is small, the chain does not need large tension, the chain cannot slip, and the transmission is reliable.

In summary, by obliquely arranging the plurality of driving rollers 4, the steel bar 2 can be ensured to advance, the steel bar 2 can also realize autorotation in the advancing process, and the synchronous rotation of the steel bar 2 and the skew rolling mill 1 is realized, so that the steel bar 2 conveniently and smoothly enters the skew rolling mill 1, manual operation is reduced during conveying, and potential safety hazards caused by manual participation are reduced; the orientation of the steel rod 2 can be defined by the guide tube 71; meanwhile, in the rolling process, the tail end of the steel rod 2 is easy to swing under the condition that the steel rod 2 rotates, the swing of the tail end of the steel rod 2 can be restrained through the guide tube 71, and after the guide tube 71 is severely worn after being used for a long time, the guide tube 71 is convenient to flexibly detach and replace through bolting, so that time and labor are saved.

The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the present utility model and to implement the same, but are not intended to limit the scope of the present utility model, and all equivalent changes or modifications made according to the spirit of the present utility model should be included in the scope of the present utility model.

Claims

1. The utility model provides a roll ball machine is with round bar autogiration conveyor before rolling, includes support base (3) and a plurality of driving roller (4), a plurality of driving roller (4) are followed the length evenly distributed of support base (3), its characterized in that, every driving roller (4) all are slope setting and incline direction unanimous, and adjacent two all be provided with limiting plate (5) between driving roller (4), the bottom mounting of limiting plate (5) is in on support base (3), the upper end of limiting plate (5) is provided with mounting hole (6), set up guide (7) that supply steel bar (2) passed in mounting hole (6).

2. The round bar self-rotation conveying device for the ball mill before rolling according to claim 1, wherein the guide piece (7) comprises a guide tube (71) arranged in the mounting hole (6) and a flange plate (72) arranged at one end of the guide tube (71), and the flange plate (72) is fixed on the limiting plate (5) through bolts.

3. The round bar self-rotating conveying device for the ball mill before rolling according to claim 2, wherein the feed opening of the guide tube (71) is arranged in a horn shape.

4. A round bar self-rotating conveyor device for a ball mill before rolling according to claim 2 or 3, characterized in that the wall of the guide tube (71) is provided with a wear-resistant layer.

5. The round bar self-rotating conveying device for the ball mill before rolling according to claim 4, wherein the angle between the axis of the driving roller (4) and the axis of the mounting hole (6) is 110-130 degrees.

6. The round bar self-rotating conveying device for the ball rolling mill before rolling according to claim 5, wherein an annular groove (8) is formed in the outer circular surface of the driving roller (4), and the cross section of the annular groove (8) is arc-shaped.

7. The round bar self-rotation conveying device for the ball mill before rolling according to claim 5 or 6, wherein the outer circular surface of the driving roller (4) is provided with a heat-resistant protective layer.

8. The round bar self-rotating conveying device for the ball rolling mill before rolling according to claim 7, further comprising a transmission assembly (9) for driving a plurality of the transmission rollers (4) to synchronously rotate, wherein the transmission assembly (9) comprises a transmission shaft (91) arranged on each transmission roller (4), at least two chain wheels (92) arranged on each transmission shaft (91) and a chain (93) matched with the chain wheels (92), and two adjacent transmission rollers (4) are driven by the chain wheels (92), and further comprises a driving source (10) for driving one transmission shaft (91) to rotate.