Annular steel belt multi-roller straightening system
By designing a multi-roll straightening system for annular steel strips, the system utilizes active and driven rollers to provide power, and combines the pressure rollers of the multi-roll straightener to perform online longitudinal straightening of the annular steel strips. This solves the problem of poor straightening effect for thicker annular steel strips, achieving efficient leveling and highly adaptable straightening results.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-26
- Publication Date
- 2026-03-20
AI Technical Summary
Existing technologies are insufficient for efficiently straightening thick annular stainless steel strips, especially since there is a lack of effective straightening mechanisms on the annular steel strip supply production line, resulting in limited straightening effects.
Design a multi-roll straightening system for annular steel strip, including an annular steel strip supply production line and a multi-roll straightener. Power is provided by active and driven rollers, and the steel strip is longitudinally straightened online by the pressure rollers of the multi-roll straightener. The position adjustment and straightening of the pressure rollers are realized by using the main shaft lifting control box and worm gear lifter.
It achieves efficient leveling of the steel strip during the movement of the annular steel strip, and is suitable for annular steel strips of various thicknesses, improving straightening efficiency and effect.
Smart Images
Figure CN224010867U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a kind of annular steel belt multi-roll straightening system, belong to steel belt straightening machine technical field. BACKGROUND
[0002] Annular stainless steel belt is in production or use process, because steel belt internal stress is not balanced, cross section is often C type, n type, w type or m type defect, defect length is steel belt overall length, at this time need to be reversed by technical means to the type area Pressure, pressurize simultaneously on annular production line long time operation, eliminate steel belt internal stress, reach the purpose of steel belt overall straightening.
[0003] At present, the straightening of the existing annular steel belt mainly adopts tension straightening, that is, plastic deformation is generated in the material by stretching. This method is generally suitable for thin steel belts, but the straightening effect of some thick steel belts is limited, which is difficult to meet the demand.
[0004] At present, there is no steel belt straightening mechanism suitable for annular steel belt supply production line. SUMMARY
[0005] The utility model aims at solving various problems mentioned above, and further provides a kind of annular steel belt multi-roll straightening system. The straightening system can implement straightening and flattening during the movement of annular steel belt, has high efficiency and can be applied to annular steel belts of various thicknesses.
[0006] To solve the above problems, the technical scheme adopted by the utility model is:
[0007] A kind of annular steel belt multi-roll straightening system, which is characterized by comprising annular steel belt supply production line and multi-roll straightening machine arranged on the annular steel belt supply production line, the annular steel belt supply production line includes driving frame roller and driven frame roller, and annular steel belt is transmitted between driving frame roller and driven frame roller;The annular steel belt multi-roll straightening machine is arranged between driving frame roller and driven frame roller, to perform online longitudinal straightening on the lower layer of annular steel belt;It includes:
[0008] Upper and lower arranged main shaft one and main shaft two;
[0009] Pressure roller is installed on the shaft of main shaft one and main shaft two, to roll the steel belt;
[0010] Shaft one lifting control box frame for supporting and controlling the main shaft one and shaft two lifting control box frame for supporting and controlling the main shaft two;And,
[0011] Control hand wheel and worm gear lifting device are arranged on the shaft one lifting control box frame and the shaft two lifting control box frame respectively.
[0012] Further, the two ends of the main shaft one are rotatably installed on the two side shaft one lifting control box frames through bearings, the two ends of the main shaft two are rotatably installed on the two side shaft two lifting control box frames through bearings, and the shaft one lifting control box frame is fixed to the inner side of the shaft two lifting control box frame.
[0013] Further, the shaft one lifting control box frame and the shaft two lifting control box frame have the same structure, which comprises a control hand wheel, a worm and gear lifter, a lifting shaft and a sliding block guide rail arranged in sequence from top to bottom, wherein the control hand wheel is drivingly connected with the worm, the worm drives the worm gear to rotate, so that the lifting shaft fixedly connected with the worm gear performs corresponding lifting action, the lower end of the lifting shaft is connected with the sliding block, the sliding block slides along the guide rail on the inner side of the box frame to lift, and the bearings at the two ends of the main shaft one and the main shaft two are installed in the sliding block.
[0014] Further, the shaft one lifting control box frame and the shaft two lifting control box frame are installed on the production line ground rail through the fixed base.
[0015] Further, the pressing wheel comprises a sleeve body and a wheel body, the sleeve body is adapted to be sleeved on the main shaft body, the sleeve body is provided with a locking piece, the pressing wheel can slide along the main shaft axis direction, and the locking piece can lock the pressing wheel at a certain fixed position according to the steel belt deformation position, so that the pressing wheel and the main shaft are locked and fixed.
[0016] Further, the driving frame roller comprises a driving side frame body and a driving roller installed on the driving side frame body, the driving roller is driven by a motor and a speed reducer, the two side shaft ends of the driving roller are installed on the support beams on the two sides of the driving side frame body through bearing seats, and in order to realize the adaptation to steel belts with different specifications, the bearing seat and the support beam are slidingly connected through a hydraulic cylinder, a sliding block and a guide rail, and the specific structure is that the hydraulic cylinder is fixed on the driving side frame body, the output rod end of the hydraulic cylinder is fixedly connected with the bearing seat on one side of the driving roller, the sliding block is installed below the bearing seat and is slidingly matched with the guide rail installed on the support beam through the sliding block, and the bearing seat is driven to slide on the support beam through the hydraulic cylinder, so that the position of the driving roller can be adjusted. The driven frame roller comprises a driven side frame body and a driven roller installed on the driven side frame body, the position of the driven roller is relatively fixed, and the driving torque of the driven roller is derived from the annular steel belt.
[0017] The annular steel belt multi-roller straightening system can complete the straightening and flattening of the steel belt in the periodic annular motion process of the annular steel belt supply production line, has reasonable and compact structure design, high straightening efficiency and good effect. On one hand, the annular steel belt supply production line provides tension support for the annular steel belt, and on the other hand, the multi-roller straightening machine implements cyclic roller flattening of the steel belt in the running process. The combination of the tension straightening and the roller flattening can greatly improve the straightening efficiency and effect of the annular steel belt. BRIEF DESCRIPTION OF DRAWINGS
[0018] Figure 1 Figure 1 is a schematic diagram of the overall structure of a multi-roll straightening system for an endless steel strip according to an embodiment;
[0019] Figure 2 Figure 2 is a schematic diagram of the structure of a multi-roll straightening machine according to the embodiment; Figure 1
[0020] Figure 3 Figure 4 is a schematic diagram of the internal structure of a lifting control box frame of the multi-roll straightening machine;
[0021] Figure 4 Figure 5 is a schematic diagram of the structure of one side of a driving frame roller of the endless steel strip supply production line. DETAILED DESCRIPTION
[0022] The present application will now be described in detail with reference to the accompanying drawings.
[0023] Embodiment 1
[0024] An endless steel strip multi-roll straightening system, comprising an endless steel strip supply production line and a multi-roll straightening machine 1 arranged on the endless steel strip supply production line, the steel strip is fed into the multi-roll straightening machine 1 in a looped running posture by the endless steel strip supply production line for straightening.
[0025] The endless steel strip supply production line provides power for the steel strip, which can make the steel strip rotate clockwise or counterclockwise in a looped posture on the production line, the multi-roll straightening machine 1 is installed in the middle of the endless steel strip supply production line, and the lower steel strip always slowly passes through the multi-roll straightening machine 1 until the straightening process of the whole steel strip is completed.
[0026] The ring-shaped steel belt feeding production line comprises a driving frame roller 21 and a driven frame roller 22 arranged at the front and back ends of a heat treatment tunnel furnace respectively, and a ring-shaped steel belt 3 driven between the driving frame roller 21 and the driven frame roller 22; the driving frame roller 21 comprises a driving side frame body 211 and a power roller 212 mounted on the driving side frame body 211, the power roller 212 is driven by a motor and a speed reducer 213, both sides of the power roller 212 are respectively connected with the driving side frame body 211 through bearing seats 214 mounted on the support beams 215 on both sides of the driving side frame body 211, and in order to adapt to different specifications of the steel belt, the bearing seats 214 and the support beams 215 are connected through a hydraulic cylinder 216, a sliding block 217 and a guide rail 218, and the specific structure is that the hydraulic cylinder 216 is fixed on the driving side frame body 211, the output rod end of the hydraulic cylinder 216 is fixedly connected with the bearing seat 214 on one side of the power roller 212, the sliding block 217 is mounted below the bearing seat 214 and is slidably connected with the guide rail 218 mounted on the support beam 215 through the sliding block 217, and the bearing seat 214 is driven by the hydraulic cylinder 216 to slide on the support beam 215, so that the position of the power roller 212 can be adjusted. The driven frame roller 22 comprises a driven side frame body 221 and a driven roller 222 mounted on the driven side frame body 221, the position of the driven roller 222 is relatively fixed, and the driving torque of the driven roller 222 is derived from the ring-shaped steel belt 3.
[0027] The multi-roller straightening machine 1 is installed on the production line ground rail through a fixed base 5, and the structure comprises a pair of main shafts 1a and 1b arranged in an upper and lower mode and provided with pressure rollers 12 mounted on the shaft bodies, a pair of shaft one lifting control box frames 13 and shaft two lifting control box frames 14 arranged in a left and right mode and used to support and control the gap between the two main shafts, and the shaft one lifting control box frames 13 and the shaft two lifting control box frames 14 are the same in structure and are opposite in position, and the shaft one lifting control box frame 13 is fixed on the inner side above the shaft two lifting control box frame 14.
[0028] Since the two lifting control box frames are the same in structure, only the structure of the shaft one lifting control box frame 13 will be described in detail. The box body of the shaft one lifting control box frame 13 is provided with a sliding block 41, the sliding block 41 is internally provided with a bearing 42, the bearing 42 is connected with the end of the main shaft 1a, the inner wall of the box body of the shaft one lifting control box frame 13 is provided with a guide rail 43, the guide rail 43 is used to slide with the sliding block 41 to enable the sliding block 41 with the bearing 42 to slide up and down along the guide rail 43. The upper end of the lifting shaft 44 is driven and connected by a worm and gear lifting device 46, the worm and gear lifting device 46 comprises a worm controlled by a control hand wheel 45 and a worm gear in meshing transmission with the worm, and the worm gear is fixedly connected with the lifting shaft 44.
[0029] The worm gear lifter is adjusted by controlling the hand wheel 45, the worm gear lifter drives the sliding block 41 and the bearing 42 to slide up and down along the guide rail 43 through the lifting shaft 44, a plurality of pressing wheels 12 are arranged on the two main shafts respectively, the pressing wheels 12 can slide along the main shaft axis direction, the steel belt is adjusted to the required position based on the steel belt modification position, and after adjustment, the locking piece is fixed.
[0030] The utility model is not limited to the implementation mode discussed above. The above description of the specific implementation mode is intended to describe and explain the technical scheme involved in the utility model. The obvious transformation, replacement or combination based on the utility model should be considered to fall within the protection scope of the utility model. The above specific implementation mode is used to disclose the best implementation mode of the utility model, so that the ordinary skilled in the art can apply various implementation modes and various alternative modes of the utility model to achieve the purpose of the utility model.
Claims
1. A multi-roller straightening system for annular steel strips, characterized in that, The system includes a ring steel strip supply production line and a multi-roll straightener configured on the ring steel strip supply production line. The ring steel strip supply production line includes a drive roller and a driven roller, as well as a ring steel strip driven between the drive roller and the driven roller. The multi-roll straightener for annular steel strip is configured between the driving and driven rollers to perform online longitudinal straightening of the lower layer of the annular steel strip; it includes: Spindle 1 and Spindle 2 are configured vertically. Pressure rollers installed on the spindles of spindle one and spindle two for rolling steel belts; A shaft-one lifting control box frame for supporting and controlling the first spindle and a shaft-two lifting control box frame for supporting and controlling the second spindle; and, The control handwheel and worm gear lifter are respectively configured on the lifting control box frame of shaft one and shaft two.
2. The annular steel strip multi-roller straightening system as described in claim 1, characterized in that, The two ends of the first main shaft are rotatably mounted on the first shaft lifting control box frame on both sides via bearings, and the two ends of the second main shaft are rotatably mounted on the second shaft lifting control box frame on both sides via bearings, with the first shaft lifting control box frame fixed to the inner side of the second shaft lifting control box frame.
3. The annular steel strip multi-roller straightening system as described in claim 1, characterized in that, The lifting control box frame of shaft one and shaft two have the same structure. It includes a control handwheel, a worm gear lifter, a lifting shaft and a slider guide rail arranged from top to bottom. The control handwheel drives the worm gear, which drives the worm wheel to rotate, thereby causing the lifting shaft, which is fixed to the worm wheel, to perform corresponding lifting actions. The lower end of the lifting shaft is connected to the slider, which slides and rises along the guide rail inside the box frame. The bearings at both ends of main shaft one and main shaft two are installed in the slider.
4. The annular steel strip multi-roller straightening system as described in claim 1, characterized in that, The shaft 1 lifting control box frame and the shaft 2 lifting control box frame are installed on the production line floor rail via fixed bases.
5. The annular steel strip multi-roller straightening system as described in claim 1, characterized in that, The pressure roller includes a sleeve and a wheel body. The sleeve is adapted to be connected to the main shaft. The sleeve is provided with a locking element to lock and fix the pressure roller to the main shaft.
6. The annular steel strip multi-roller straightening system as described in claim 1, characterized in that, The active roller frame includes an active side frame and a power roller mounted on the active side frame. The power roller is driven by a motor and a reducer. The two shaft ends of the power roller are respectively mounted on the support beams on both sides of the active side frame through bearing seats. In order to adapt to steel strips of different specifications, the bearing seats and the support beams are slidably connected by a hydraulic cylinder, a slider, and a guide rail. Specifically, the hydraulic cylinder is fixed on the active side frame, and its output rod end is fixedly connected to the bearing seat on one side of the power roller. A slider is installed below the bearing seat and slides with the guide rail mounted on the support beam through the slider. The hydraulic cylinder drives the bearing seat to slide on the support beam, thereby making the position of the power roller adjustable. The driven roller frame includes a driven side frame and a driven roller mounted on the driven side frame. The position of the driven roller is relatively fixed, and its power torque comes from the annular steel strip.