Steel bar rolling device
By using a cleaning component to scrape off the oxide scale on the surface of the steel billet before steel billet rolling, the problem of oxide scale being pressed into the surface of the steel bar during the steel billet rolling process is solved, thereby improving rolling quality and production safety.
Patent Information
- Application Number
- CN202520286441.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-21
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2035-02-21
AI Technical Summary
During the billet rolling process, the oxide scale on the billet surface is pressed into the surface of the reinforcing bar, causing defects such as pits and affecting the rolling quality.
Before the steel bars are rolled, the brush head in the cleaning assembly rotates and contacts the surface of the billet to scrape off the oxide scale and prevent it from being pressed into the surface of the steel bars.
It improves the rolling quality and production safety of reinforcing bars and prevents the occurrence of surface defects in reinforcing bars.
Smart Images
Figure CN223748257U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the technical field of reinforcing steel bar processing and production, and particularly relates to a reinforcing steel bar rolling device. BACKGROUND
[0002] Reinforcing steel bar is a kind of steel product widely used in infrastructure engineering such as building, bridge and road. The process of rolling billet into reinforcing steel bar is to extrude the billet by rolling roller so that it is gradually deformed and finally shaped. This process not only changes the shape of the billet, but also improves its internal structure, thereby improving the mechanical properties of the reinforcing steel bar.
[0003] In the existing rolling process, the billet is heated to high temperature and then plastically deformed by a series of rollers in the rolling mill. The actual problem is that during the heating process, the surface of the billet will form an uneven oxide scale, and during the extrusion process of the billet by the rolling roller, the oxide scale will be pressed into the surface of the reinforcing steel bar, causing defects such as pits on the surface of the reinforcing steel bar. SUMMARY
[0004] The application provides a reinforcing steel bar rolling device which can remove the oxide scale on the surface of the billet before the reinforcing steel bar enters the rolling process to improve the rolling quality of the reinforcing steel bar.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:
[0006] A reinforcing steel bar rolling device, comprising a workbench, a support column is arranged at the lower part of the workbench, a mounting groove is arranged at the upper end face of the workbench, a lower rolling roller is rotatably connected in the mounting groove, a first motor is drivingly connected with the side edge of the mounting groove, a support plate is arranged at the side face of the workbench, a first hydraulic machine is installed at the upper end of the support plate, a clamping plate is connected at the lower part of the telescopic end of the first hydraulic machine, an upper rolling roller is rotatably connected between the clamping plates, a second motor is drivingly connected with the side wall of the clamping plate, the upper rolling roller is arranged above the lower rolling roller, a cleaning assembly is arranged at one side of the workbench, the cleaning assembly comprises a fixed frame, a third motor is installed outside the fixed frame, the transmission shaft of the third motor extends into the fixed frame, a brush head is installed at the end of the transmission shaft of the third motor extending into the fixed frame, and a conveying assembly is arranged at one side of the cleaning assembly.
[0007] In one embodiment of the application, a bottom plate is arranged at the lower part of the support column.
[0008] In one embodiment of the application, a guide cavity is arranged between the cleaning assembly and the conveying assembly, the large opening of the guide cavity faces the conveying assembly, and the small opening of the guide cavity faces the fixed frame.
[0009] In an embodiment of the present application, the conveying assembly comprises a conveying groove, a plurality of conveying rollers are rotatably connected in the conveying groove, and the conveying rollers are drivingly connected with the fourth motor through a transmission chain.
[0010] In an embodiment of the present application, a plurality of lower rolling rollers are arranged in the mounting groove.
[0011] In an embodiment of the present application, the side of the workbench is provided with a cutting plate, the end face of the cutting plate is provided with a discharging hole, the upper side of the discharging hole is provided with a cutter, and the cutter is connected with the telescopic end of the second hydraulic machine.
[0012] In an embodiment of the present application, the side of the cutting plate is connected with a placing rack.
[0013] In summary, the technical scheme provided by the present application has the following beneficial technical effects: the third motor of the fixed frame outer wall is drivingly connected with the brush head in the fixed frame, that is, the third motor can drive the brush head to rotate in the fixed frame, the conveying assembly is arranged on one side of the cleaning assembly, and the conveying assembly is used for conveying the steel billet to the rolling roller, the steel billet passes through the fixed frame before entering the rolling roller, the brush head in the fixed frame rotates and rubs the outer surface of the steel billet, the contact between the surface of the steel billet and the rotating brush head can scrape off the oxide scale attached to the surface of the steel billet, so that the oxide scale is prevented from being pressed into the surface of the steel bar during the extrusion process of the rolling roller to cause defects such as pits on the surface of the steel bar, and the rolling quality of the steel bar is improved. BRIEF DESCRIPTION OF DRAWINGS
[0014] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced below. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.
[0015] Figure 1 The steel bar rolling device three-dimensional structure schematic diagram provided by an embodiment of the present application;
[0016] Figure 2 Figure 1 The enlarged view of A in the figure;
[0017] Figure 3 The side view three-dimensional structure schematic diagram of the steel bar rolling device provided by an embodiment of the present application;
[0018] Figure 4 The placing rack structure schematic diagram of the steel bar rolling device provided by an embodiment of the present application;
[0019] In the figure: workbench 1, mounting groove 11, lower rolling roller 111, first motor 112;
[0020] Supporting column 2, bottom plate 21;
[0021] Supporting plate 3, first hydraulic machine 31, clamping plate 311, upper rolling roller 312, second motor 313;
[0022] Cleaning assembly 4, fixed frame 41, third motor 42, brush head 43;
[0023] Conveying assembly 5, conveying groove 51, conveying roller 52, fourth motor 53;
[0024] Guiding cavity 6;
[0025] Cutting plate 7, discharging hole 71, cutter 72, second hydraulic machine 73;
[0026] Placing rack 8. DETAILED DESCRIPTION
[0027] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme in the embodiments of the present application is described clearly and completely below. Obviously, the described embodiments are some embodiments of the present application, not all embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor also belong to the scope of protection of the present application.
[0028] It should be noted that in the description of the present application, the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.
[0029] The terms "mounting", "connection", "connection" in the present application should be understood broadly, for example, it can be fixed connection, or detachable connection, or integral connection; it can be mechanical connection; it can be direct connection, or indirect connection through intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood through specific circumstances.
[0030] In the embodiments of this application, the terms "exemplary" or "for example" are used to indicate that something is an example, illustration, or description. Any embodiment or design that is described as "exemplary" or "for example" in the embodiments of this application should not be construed as being more preferred or advantageous than other embodiments or design. Specifically, the use of the terms "exemplary" or "for example" is intended to present the relevant concepts in a specific manner.
[0031] This embodiment provides a steel bar rolling device, see reference. Figures 1-4 As shown, the system includes a workbench 1, with a support column 2 at its lower part. An installation groove 11 is provided on the upper surface of the workbench 1, and a lower rolling roller 111 is rotatably connected within the installation groove 11. The lower rolling roller 111 is connected to a first motor 112 on the side of the installation groove 11. A support plate 3 is provided on the side of the workbench 1, and a first hydraulic press 31 is mounted on the upper end of the support plate 3. A clamping plate 311 is connected to the lower part of the telescopic end of the first hydraulic press 31, and an upper rolling roller is rotatably connected between the clamping plates 311. 312, the upper rolling roll 312 is connected to the second motor 313 mounted on the side wall of the clamping plate 311. The upper rolling roll 312 is located above the lower rolling roll 111. A cleaning assembly 4 is provided on one side of the worktable 1. The cleaning assembly 4 includes a fixed frame 41. A third motor 42 is mounted on the outside of the fixed frame 41. The drive shaft of the third motor 42 extends into the fixed frame 41. A brush head 43 is installed at the end of the drive shaft of the third motor 42. A conveying assembly 5 is provided on one side of the cleaning assembly 4.
[0032] In the above embodiment, a mounting groove 11 is provided on the upper surface of the workbench 1, and a support column 2 is provided on the lower part of the workbench 1 to support the workbench 1. A lower rolling roll 111 is rotatably connected in the mounting groove 11. A first motor 112 is provided on the side of the mounting groove 11 and is drivenly connected to the lower rolling roll 111. The first motor 112 can drive the lower rolling roll 111 to rotate in the mounting groove 11. A support plate 3 is provided on the side of the workbench 1, and a first hydraulic press 31 is installed on the upper end of the support plate 3. The telescopic rod of the first hydraulic press 31 passes through the support plate 3 and extends to the workbench 1. The telescopic rod is connected to a clamping plate 311. An upper rolling roll 312 is rotatably connected between the clamping plates 311, and a second motor 313 is installed on the outer wall of the clamping plate 311. The upper rolling roll 312 and the lower rolling roll 111 are driven by the second motor 313 and the first motor 112, respectively. Figure 1The steel billet is extruded in the rolling groove of the rolling roller by rotating in the direction of the arrow, and then the steel billet is rolled into a strip-shaped steel bar. In addition, the distance between the upper rolling roller 312 and the lower rolling roller 111 can be controlled by controlling the extension and contraction of the telescopic end through the first hydraulic machine 31, so as to control the compression degree of the steel billet between the rolling rollers, so as to meet the processing needs of steel bars of different specifications and sizes, and to improve the adaptability of the rolling device. Further, the workbench 1 is provided with a cleaning assembly 4 on one side, the cleaning assembly 4 comprises a fixed frame 41, a brush head 43 is arranged in the fixed frame 41, a third motor 42 on the outer wall of the fixed frame 41 is in transmission connection with the brush head 43 in the fixed frame 41, that is, the third motor 42 can drive the brush head 43 to rotate in the fixed frame 41, the cleaning assembly 4 is provided with a conveying assembly 5 on one side, the conveying assembly 5 is used for conveying the steel billet to the rolling roller, the steel billet passes through the fixed frame 41 before entering the rolling roller, the brush head 43 in the fixed frame 41 rotates and rubs the outer surface of the steel billet, the contact between the surface of the steel billet and the rotating brush head 43 can scrape off the oxide skin attached to the surface of the steel billet, so as to prevent the oxide skin from being pressed into the surface of the steel bar during the extrusion process of the steel billet by the rolling roller, causing defects such as pits on the surface of the steel bar, and improving the rolling quality of the steel bar. Compared with manually scraping the oxide skin on the surface of the steel billet, the close contact between the staff and the heated steel billet can be prevented to prevent scalding, and the safety during the production of the steel bar can be improved.
[0033] In an embodiment of the present application, referring to Figure 3 As shown in the figure, the lower part of the support column 2 is provided with a bottom plate 21.
[0034] In the above embodiment, the bottom end of the support column 2 is connected through the bottom plate 21, the bottom plate 21 increases the contact area of the support column 2 with the ground, which is beneficial to improve the stability of the support column 2 supporting the workbench 1, and also prevents the small contact area between the bottom end of the support column 2 and the ground from increasing the pressure on the ground, causing damage or subsidence of the ground.
[0035] In an embodiment of the present application, referring to Figure 1 As shown in the figure, the cleaning assembly 4 and the conveying assembly 5 are provided with a guide cavity 6, the large opening of the guide cavity 6 faces the conveying assembly 5, and the small opening of the guide cavity 6 faces the fixed frame 41.
[0036] In the above embodiment, the guide cavity 6 is used for guiding the end of the steel billet conveyed by the conveying assembly 5, the large opening of the guide cavity 6 faces the conveying assembly 5, the side wall of the guide cavity 6 is a transition inclined surface from the large opening to the small opening, the end of the steel billet is easy to enter the guide cavity 6 from the large opening, and the side wall of the guide cavity 6 is inclined to guide the end of the steel billet towards the small opening. After the end of the steel billet passes out from the small opening, it passes through the cleaning assembly 4 and finally enters the rolling roller for rolling, preventing the end of the steel billet from deviating before rolling, so as to improve the size accuracy of the steel billet rolling.
[0037] In one embodiment of the present application, referring to Figure 1 As shown in the figure, the conveying assembly 5 comprises a conveying groove 51, a plurality of conveying rollers 52 are rotatably connected in the conveying groove 51, and the conveying rollers 52 are drivingly connected with the fourth motor 53 through a transmission chain.
[0038] In the above embodiment, the fourth motor 53 drives the transmission chain to rotate, and in turn drives the conveying rollers 52 in the conveying groove 51 to rotate. The steel billet is placed on the side wall of the conveying roller 52, and the side wall of the conveying roller 52 rotates to drive the steel billet to move towards the workbench 1.
[0039] In one embodiment of the present application, referring to Figure 1 As shown in the figure, a plurality of lower rolling rollers 111 are arranged in the mounting groove 11.
[0040] In the above embodiment, a plurality of lower rolling rollers 111 are arranged in the mounting groove 11, and a plurality of upper rolling rollers 312 are arranged above the plurality of lower rolling rollers 111 corresponding thereto. On the one hand, the plurality of lower rolling rollers 111 can support the rolled steel bar to prevent the steel bar from bending during rolling. On the other hand, the plurality of rolling rollers can improve the internal structure of the steel billet by multiple extrusion, thereby improving the mechanical properties of the steel bar.
[0041] In one embodiment of the present application, referring to Figure 3 As shown in the figure, the side edge of the workbench 1 is provided with a cutting plate 7, the end face of the cutting plate 7 is provided with a discharging hole 71, the upper side of the discharging hole 71 is provided with a cutter 72, and the cutter 72 is connected with the telescopic end of the second hydraulic machine 73.
[0042] In the above embodiment, the steel bar formed by rolling is discharged from the discharging hole 71 of the cutting plate 7. The cutter 72 is arranged above the discharging hole 71, and the cutter 72 is connected with the telescopic end of the second hydraulic machine 73. The second hydraulic machine 73 drives the cutter 72 to fall, and the steel bar extending out of the discharging hole 71 is cut off by the shearing force generated by the cutter 72 and the cutting plate 7, which is convenient for storage and transportation of the steel bar in the later stage.
[0043] In one embodiment of the present application, referring to Figure 4 As shown in the figure, the side surface of the cutting plate 7 is connected with a placing rack 8.
[0044] In the above embodiment, the steel bar can be temporarily placed on the placing rack 8 after rolling and cutting. The steel bar is bundled and transported after cooling.
[0045] In the actual use of the application: the first motor 112 is in transmission connection with the lower rolling roller 111, the first motor 112 can drive the lower rolling roller 111 to rotate in the installation slot 11, the side of the workbench 1 is provided with a support plate 3, and the upper end of the support plate 3 is provided with a first hydraulic machine 31, the telescopic rod of the first hydraulic machine 31 extends to the workbench 1 through the support plate 3, and the telescopic rod is connected with a clamping plate 311, the upper rolling roller 312 is rotatably connected between the clamping plates 311, and the outer side wall of the clamping plate 311 is provided with a second motor 313, the upper rolling roller 312 and the lower rolling roller 111 are driven by the second motor 313 and the first motor 112 respectively Figure 1 The arrow shown in the figure indicates the rotating direction, the billet is extruded in the rolling groove of the rolling roller, and then the billet is rolled into a strip-shaped steel bar. One side of the workbench 1 is provided with a cleaning assembly 4, the cleaning assembly 4 comprises a fixed frame 41, a brush head 43 is arranged in the fixed frame 41, a third motor 42 on the outer wall of the fixed frame 41 is in transmission connection with the brush head 43 in the fixed frame 41, that is, the third motor 42 can drive the brush head 43 to rotate in the fixed frame 41, the cleaning assembly 4 is provided with a conveying assembly 5 on one side, the conveying assembly 5 is used for conveying the billet to the rolling roller, the billet passes through the fixed frame 41 before entering the rolling roller, the brush head 43 in the fixed frame 41 rotates and rubs the outer surface of the billet, and the surface of the billet in contact with the rotating brush head 43 can scrape off the oxide skin attached to the surface of the billet.
[0046] Optionally, the brush head part can adopt a steel brush or a high-temperature-resistant alloy brush head.
[0047] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the application, and not to limit them; although the application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that; they can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the application.
Claims
1. A reinforcing bar rolling device, characterized by comprising: The utility model provides a rolling machine, including workbench (1), the lower part of workbench (1) is provided with support column (2), the upper end surface of workbench (1) is provided with installation slot (11), the lower rolling roller (111) is rotatably connected in installation slot (11), the lower rolling roller (111) is driven connection with the first motor (112) of installation slot (11) side, the side of workbench (1) is provided with support plate (3), the upper end of support plate (3) is installed with first hydraulic machine (31), and the lower part of the telescopic end of first hydraulic machine (31) is connected with clamping plate (311), and the upper rolling roller (312) is rotatably connected between clamping plate (311), and the upper rolling roller (312) is driven connection with the second motor (313) of clamping plate (311) side wall installation, and the upper rolling roller (312) is arranged in the upper of lower rolling roller (111), and one side of workbench (1) is provided with cleaning assembly (4), and cleaning assembly (4) includes fixed frame (41), and the outside of fixed frame (41) is installed with third motor (42), and the transmission shaft of third motor (42) extends into fixed frame (41), and the transmission shaft of third motor (42) extends into end and is installed with brush head (43), and one side of cleaning assembly (4) is provided with conveying assembly (5).
2. A reinforcing bar rolling device according to claim 1, characterised in that The lower part of the support column (2) is provided with a bottom plate (21).
3. The reinforcing bar rolling device according to claim 1, characterized by The cleaning assembly (4) and the conveying assembly (5) are provided with a guide cavity (6) therebetween, the large opening of the guide cavity (6) faces the conveying assembly (5), and the small opening of the guide cavity (6) faces the fixed frame (41).
4. The reinforcing bar rolling device according to claim 1, characterized by The conveying assembly (5) includes a conveying groove (51), a plurality of conveying rollers (52) are rotatably connected in the conveying groove (51), and the conveying rollers (52) are driven connected with a fourth motor (53) through a transmission chain.
5. The reinforcing bar rolling device according to claim 1, wherein A plurality of lower rolling rollers (111) are arranged in the installation slot (11).
6. The reinforcing bar rolling device according to claim 1, wherein The side of the workbench (1) is provided with a cutting plate (7), the end surface of the cutting plate (7) is provided with a discharge hole (71), the upper side of the discharge hole (71) is provided with a cutter (72), and the cutter (72) is connected with the telescopic end of a second hydraulic machine (73).
7. A reinforcing bar rolling device according to claim 6, characterised in that The side of the cutting plate (7) is connected with a placing rack (8).