Rolling mill inlet roller way convenient to guide
By designing a motor-driven guide system and a guide plate height adjustment mechanism for hydraulic cylinder adjustment in the rolling mill inlet rollers, the problem of steel offset in the rolling mill is solved, and the precise guidance of steel and the stability of the rolling process are improved.
Patent Information
- Application Number
- CN202421240102.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-03
- Publication Date
- 2025-03-14
- Estimated Expiration
- 2034-06-03
AI Technical Summary
In a rolling mill, because the steel is easily deviated during the roller transport, the steel cannot be accurately located in the middle of the roller, which affects the stability of the rolling process and product quality.
A rolling mill inlet roller track is designed for easy guidance. Through the combination of motors, power bevel gears, driven bevel gears, lead screws, mobile plates, connecting rods, guide plates and other components, the position of the steel is fixed and guided, and the height of the guide plate is adjusted according to steel of different shapes through the cooperation of hydraulic cylinders and lifting seats.
Effectively prevent steel from being offset, ensure that the steel is in the correct position at the inlet of the rolling mill, and improve the stability of the rolling process and product quality.
Smart Images
Figure CN222607570U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of rolling mill equipment, in particular to an inlet roller table of a rolling mill which is convenient for guiding. Background Art
[0002] The working principle of the rolling mill is to place the metal billet between the rollers, and through the rotation and pressure of the rollers, the metal billet undergoes plastic deformation, thereby changing its cross-sectional shape and size. The ordinary rolling mill is mainly composed of rollers, frames, roller gap adjustment devices, roller temperature adjustment devices, transmission devices, lubrication systems, control systems and roll removal devices. In addition to the main components and devices of ordinary rolling mills, precision calenders have added devices to ensure calendering accuracy.
[0003] Since the size of the steel conveyed on the roller is different from the width of the roller, the steel will shift during roller transportation, causing the steel to not be in the middle of the roller. The steel cannot be accurately centered, which has an adverse effect on ensuring the stability of the rolling process and the quality of the rolled products. Utility Model Content
[0004] The utility model aims to provide a rolling mill entrance roller table which is easy to guide, so as to solve the problems raised in the above-mentioned background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rolling mill entrance roller table that is easy to guide, comprising a side plate, the upper part of the side plate is fixedly connected to four groups of mounting rods, the upper part of the mounting rod is fixedly connected to a mounting plate, the middle part of the upper part of the mounting plate is fixedly connected to a bent plate, the upper part of the bent plate is fixedly connected to a motor, the power end of the motor penetrates the bent plate and is fixedly connected to a power bevel gear, the two sides of the lower wall of the power bevel gear are meshed and connected to driven bevel gears, the tail of the driven bevel gear is fixedly connected to a lead screw, the tail of the lead screw is rotatably connected to the bent plate, the outer side of the lead screw is threadedly connected to a moving plate, the inside of the moving plate is slidably connected to a connecting rod, a connecting groove is provided on the upper part of the mounting plate, the connecting rod is slidably connected to the inside of the connecting groove, the bottom of the connecting rod is fixedly connected to a guide plate, one side of the guide plate is fixedly connected to two groups of upper and lower first connecting seats, the internal rotating shaft of the first connecting seat is connected to an inner sliding plate, the outer side of the inner sliding plate is slidably connected to an outer sliding plate, and the rotating shafts on both sides of the other end of the outer sliding plate are connected to second connecting seats.
[0006] Preferably, one end of the inner sliding plate is fixedly connected to a moving block, and one end of the outer sliding plate is fixedly connected to a limiting plate.
[0007] Preferably, the outer sliding plates on both sides face each other at one end and are connected to an internal shaft with a plurality of first rollers, the inner sliding plates on both sides face each other at one end and are connected to an internal shaft with a plurality of second rollers, and the guide plates on both sides face each other at one end and are connected to an internal shaft with a plurality of third rollers.
[0008] Preferably, four groups of hydraulic cylinders are fixedly connected to the upper part of the mounting plate, the power end of the hydraulic cylinder penetrates the mounting plate and is fixedly connected to a lifting seat, a groove is opened on the upper part of the side plate, the lifting seat is slidably connected inside the groove, and the second connecting seat is fixedly connected to the inner wall of the lifting seat.
[0009] Preferably, a fixing plate is fixedly connected to the upper portion of the connecting rod.
[0010] Preferably, a plurality of transport rollers are connected to the rotating shaft between the side plates at both sides.
[0011] Compared with the prior art, the beneficial effects of the utility model are:
[0012] The utility model cooperates with a motor, a power bevel gear, a driven bevel gear, a lead screw, a movable plate, a connecting rod, a guide plate, a first connecting seat, an inner sliding plate, an outer sliding plate, and a second connecting seat. The motor 5 drives the power bevel gear 6, and drives the lead screw 8 to rotate through the driven bevel gear 7. The movable plate 9 drives the guide plate 11 to rotate through the connecting rod 10. One end of the guide plate 11 drives one end of the inner sliding plate 13 to rotate through the first connecting seat 12. The other end of the inner sliding plate 13 moves along the inside of the outer sliding plate 14 and drives the outer sliding plate 14 to rotate along the second connecting seat 15. The position of the steel in the roller table entering the rolling mill can be fixed to prevent the steel from deviating to the edge of the rolling mill and affecting the steel processing.
[0013] The utility model also uses the hydraulic cylinder, the lifting seat, the groove and the guide plate in coordination. The hydraulic cylinder 23 drives the lifting seat 24 to move up and down along the groove, thereby changing the setting height of the guide plate 11, so that the guide plate can be set at a suitable height according to steel materials of different shapes. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model from the first viewing angle;
[0015] Figure 2 This is a cross-sectional view of the sliding plate structure of the utility model from a second viewing angle;
[0016] Figure 3 This is a cross-sectional view of the outer sliding plate structure of the utility model from a third viewing angle;
[0017] Figure 4 This is a schematic diagram of the bevel gear structure from the fourth perspective of the utility model.
[0018] In the figure: 1. side plate; 2. mounting rod; 3. mounting plate; 4. curved plate; 5. motor; 6. power bevel gear; 7. driven bevel gear; 8. lead screw; 9. movable plate; 10. connecting rod; 11. guide plate; 12. first connecting seat; 13. inner sliding plate; 14. outer sliding plate; 15. second connecting seat; 16. movable block; 17. limiting plate; 18. first roller; 19. second roller; 20. third roller; 21. connecting groove; 22. fixing plate; 23. hydraulic cylinder; 24. lifting seat; 25. groove; 26. transport roller. DETAILED DESCRIPTION
[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0020] See also Figure 1-4 The utility model provides a technical solution: a rolling mill entrance roller table that is easy to guide, including a side plate 1, four groups of mounting rods 2 are fixedly welded on the upper part of the side plate 1, a mounting plate 3 is fixedly welded on the upper part of the mounting rod 2, a bent plate 4 is fixedly welded on the middle part of the upper side of the mounting plate 3, a motor 5 is installed on the upper flange of the bent plate 4, the power end of the motor 5 penetrates the bent plate 4 and is connected to a power bevel gear 6 through a coupling, both sides of the lower wall of the power bevel gear 6 are meshed and connected with a driven bevel gear 7, a lead screw 8 is fixedly welded at the tail of the driven bevel gear 7, the tail of the lead screw 8 is rotatably connected to the bent plate 4, a moving plate 9 is threadedly connected to the outer side of the lead screw 8, a connecting rod 10 is slidably connected to the inside of the moving plate 9, a connecting groove 21 is opened on the upper part of the mounting plate 3, and the connecting rod 10 is slidably connected to the Connected to the inside of the connecting groove 21, a guide plate 11 is fixedly welded at the bottom of the connecting rod 10, and two sets of upper and lower first connecting seats 12 are fixedly welded on one side of the guide plate 11. The inner rotating shaft of the first connecting seat 12 is connected to the inner sliding plate 13, and the outer side of the inner sliding plate 13 is slidably connected to the outer sliding plate 14, and the rotating shafts on both sides of the other end of the outer sliding plate 14 are connected to the second connecting seat 15. The motor 5 drives the power bevel gear 6, and drives the lead screw 8 to rotate through the driven bevel gear 7. The movable plate 9 drives the guide plate 11 to rotate through the connecting rod 10, and one end of the guide plate 11 drives one end of the inner sliding plate 13 to rotate through the first connecting seat 12, and the other end of the inner sliding plate 13 moves along the inside of the outer sliding plate 14, and drives the outer sliding plate 14 to rotate along the second connecting seat 15;
[0021] A moving block 16 is fixedly welded at one end of the inner sliding plate 13, and a limiting plate 17 is fixedly welded at one end of the outer sliding plate 14 to prevent the inner sliding plate 13 from separating from the outer sliding plate 14; a plurality of first rollers 18 are connected to the internal rotating shafts at one end of the outer sliding plates 14 on both sides, a plurality of second rollers 19 are connected to the internal rotating shafts at one end of the inner sliding plates 13 on both sides, and a plurality of third rollers 20 are connected to the internal rotating shafts at one end of the guide plates 11 on both sides, so as to facilitate the smooth passage of steel; four sets of hydraulic Cylinder 23, the power end of the hydraulic cylinder 23 penetrates the mounting plate 3 and is fixedly welded with a lifting seat 24, a groove 25 is opened on the upper part of the side plate 1, the lifting seat 24 is slidably connected inside the groove 25, and the second connecting seat 15 is fixedly welded to the inner wall of the lifting seat 24. The hydraulic cylinder 23 drives the lifting seat 24 to move up and down, thereby changing the setting height of the guide plate 11; a fixing plate 22 is fixedly welded on the upper part of the connecting rod 10 to prevent the connecting rod 10 from detaching from the moving plate 9; a plurality of transport rollers 26 are connected to the rotating shaft between the side plates 1 on both sides.
[0022] Working principle: When the utility model is in use, the hydraulic cylinder 23 drives the lifting seat 24 to move up and down, thereby changing the setting height of the guide plate 11, the motor 5 drives the power bevel gear 6, and drives the screw 8 to rotate through the driven bevel gear 7, the movable plate 9 drives the guide plate 11 to rotate through the connecting rod 10, one end of the guide plate 11 drives one end of the inner sliding plate 13 to rotate through the first connecting seat 12, the other end of the inner sliding plate 13 moves along the inside of the outer sliding plate 14, and drives the outer sliding plate 14 to rotate along the second connecting seat 15.
[0023] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.
[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A rolling mill entrance roller table that facilitates guidance, comprising a side plate (1), characterized in that: Four groups of mounting rods (2) are fixedly connected to the upper part of the side plate (1), the upper part of the mounting rods (2) is fixedly connected to the mounting plate (3), the middle part of the upper side of the mounting plate (3) is fixedly connected to the curved plate (4), the upper part of the curved plate (4) is fixedly connected to the motor (5), the power end of the motor (5) penetrates the curved plate (4) and is fixedly connected to the power bevel gear (6), the two sides of the lower wall of the power bevel gear (6) are meshingly connected to the driven bevel gear (7), the tail of the driven bevel gear (7) is fixedly connected to the lead screw (8), the tail of the lead screw (8) is rotatably connected to the curved plate (4), and the outer side of the lead screw (8) is threadedly connected to a movable A plate (9), wherein a connecting rod (10) is slidably connected inside the movable plate (9), a connecting groove (21) is opened on the upper part of the mounting plate (3), the connecting rod (10) is slidably connected inside the connecting groove (21), a guide plate (11) is fixedly connected to the bottom of the connecting rod (10), one side of the guide plate (11) is fixedly connected to two groups of upper and lower first connecting seats (12), the first connecting seat (12) is internally connected to an inner sliding plate (13) through a rotating shaft, the outer side of the inner sliding plate (13) is slidably connected to an outer sliding plate (14), and the other end of the outer sliding plate (14) is connected to a second connecting seat (15) through rotating shafts on both sides.
2. The rolling mill entrance roller table that facilitates guidance according to claim 1, characterized in that: One end of the inner sliding plate (13) is fixedly connected to a moving block (16), and one end of the outer sliding plate (14) is fixedly connected to a limiting plate (17).
3. The rolling mill entrance roller table that facilitates guidance according to claim 1, characterized in that: The outer sliding plates (14) on both sides face each other at one end and are connected to an internal shaft with a plurality of first rollers (18); the inner sliding plates (13) on both sides face each other at one end and are connected to an internal shaft with a plurality of second rollers (19); and the guide plates (11) on both sides face each other at one end and are connected to an internal shaft with a plurality of third rollers (20).
4. The rolling mill entrance roller table that facilitates guidance according to claim 1, characterized in that: Four groups of hydraulic cylinders (23) are fixedly connected to the upper portion of the mounting plate (3); the power ends of the hydraulic cylinders (23) penetrate the mounting plate (3) and are fixedly connected to a lifting seat (24); a groove (25) is provided on the upper portion of the side plate (1); the lifting seat (24) is slidably connected inside the groove (25); and the second connecting seat (15) is fixedly connected to the inner wall of the lifting seat (24).
5. The rolling mill entrance roller table that facilitates guidance according to claim 1, characterized in that: A fixing plate (22) is fixedly connected to the upper portion of the connecting rod (10).
6. The rolling mill entrance roller table that facilitates guidance according to claim 1, characterized in that: A plurality of transport rollers (26) are connected to the rotating shaft between the side plates (1) on both sides.