High-precision hot-rolled sheet production equipment for steel rolling mill
By introducing a compression and trimming mechanism into the hot-rolled thin sheet production equipment, the side deviation problem caused by the jitter of the hot-rolled thin sheet is solved, and high-precision trimming and quality improvement are achieved.
Patent Information
- Application Number
- CN202422471632.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-14
- Publication Date
- 2025-08-19
- Estimated Expiration
- 2034-10-14
AI Technical Summary
In the prior art, the fluctuation amplitude of the hot-rolled thin plate during the trimming process leads to deviations on the sides, affecting production quality.
A steel rolling hot-rolled thin plate production equipment is designed including a compression mechanism and a trimming mechanism. The thin plate is fixed by a compression mechanism composed of hydraulic rods, lifting plates, support seats, rotating shafts, compression rollers, sprockets, chains and motors, and the rotation of the compression rollers is controlled by the motor. The distance between the cutting machine is adjusted in combination with the second motor, a bidirectional screw, an adjustment block and a cutting machine, and the burrs are used to clean the burrs to improve stability and quality.
By pressing and fixing and precise trimming, the jitter of the hot-rolled thin plate is reduced, the side accuracy is ensured, and the production quality is improved.
Smart Images
Figure CN223235615U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of hot-rolled thin plate production, in particular to high-precision hot-rolled thin plate production equipment for a steel rolling mill. Background Art
[0002] Hot-rolled sheet is a smelting material and a type of plate. It is primarily produced by continuous hot rolling mills. The hot-rolled sheet can then be pickled, annealed, and rolled into coils. These coils are called hot-rolled sheet coils.
[0003] In the prior art, the pre-treated raw materials are fed into a hot rolling mill, and are continuously rolled and stretched at high temperatures to gradually thin the raw materials to form thin plates that meet the requirements. However, the edges of the hot-rolled thin plates are often uneven, and the thin plates need to be trimmed. During the trimming of the hot-rolled thin plates, the jitter amplitude of the hot-rolled thin plates is often too large, resulting in deviations on the side edges of the hot-rolled thin plates, which affects the production quality of the hot-rolled thin plates.
[0004] Therefore, we propose a high-precision hot-rolled thin plate production equipment for a steel rolling mill to solve the above problems. Utility Model Content
[0005] (1) Technical problems solved
[0006] In response to the shortcomings of the existing technology, the utility model provides a high-precision hot-rolled thin plate production equipment for a steel rolling mill, which solves the problem that when trimming the hot-rolled thin plates, the hot-rolled thin plates often vibrate too much, resulting in deviations on the side edges, affecting the production quality of the hot-rolled thin plates.
[0007] (2) Technical solution
[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-precision hot-rolled thin plate production equipment for a steel rolling mill, comprising an operating table, a groove being provided on the top of the operating table, two symmetrically distributed support rollers being rotatably installed in the groove, a U-shaped frame being fixedly installed on the top of the operating table, the left and right sides of the U-shaped frame being open structures, a clamping mechanism for clamping the thin plate being provided on the U-shaped frame, and a trimming mechanism for trimming the thin plate being provided in the groove.
[0009] Preferably, the clamping mechanism includes a hydraulic rod, a lifting plate, two support seats, two rotating shafts and two clamping rollers. The hydraulic rod is fixedly mounted on the top inner wall of the U-shaped frame, the lifting plate is fixedly mounted on the output end of the hydraulic rod, the two support seats are fixedly mounted on the bottom of the lifting plate and are symmetrically distributed, the two rotating shafts are respectively rotatably mounted on the two support seats, and the two clamping rollers are respectively fixedly mounted on the two rotating shafts.
[0010] Preferably, the clamping mechanism also includes two sprockets, a chain, a mounting plate and a first motor. The two sprockets are respectively fixedly mounted on the front ends of the two rotating shafts and are located in front of the corresponding support seats. The chain is wound around the two sprockets. The mounting plate is fixedly mounted on the front side of one of the support seats. The first motor is fixedly mounted on the bottom of the mounting plate, and the output shaft end of the first motor is fixedly connected to the corresponding rotating shaft.
[0011] Preferably, the trimming mechanism includes a second motor, a bidirectional screw, two adjusting blocks and two cutting machines. The second motor is fixedly mounted on the bottom inner wall of the groove, the bidirectional screw is fixedly mounted on the output shaft end of the second motor, the rear end of the bidirectional screw is rotatably connected to the rear inner wall of the groove, the two adjusting blocks are both threadedly mounted on the bidirectional screw and are symmetrically distributed, and the two cutting machines are respectively fixedly mounted on the top of the two adjusting blocks and are symmetrically distributed.
[0012] Preferably, the trimming mechanism also includes two drive motors and two grinding blocks. The two drive motors are respectively fixedly mounted on the top of the two adjustment blocks and are located on the right side of the corresponding cutting machine. The two grinding blocks are respectively fixedly mounted on the output shaft ends of the two drive motors. Both grinding blocks are provided with V-shaped grinding grooves.
[0013] Preferably, two guide rods are fixedly installed in the groove, the two guide rods are respectively located on the left and right sides of the bidirectional screw, and the two adjustment blocks are slidably installed on the two guide rods.
[0014] Preferably, a vertical rod is fixedly installed at the bottom of the lifting plate, a dust hood is fixedly installed at the bottom end of the vertical rod, a vacuum cleaner is fixedly installed at the top of the U-shaped frame, a dust pipe is fixedly installed at the suction end of the vacuum cleaner, and the end of the dust pipe away from the vacuum cleaner is fixedly connected to the dust hood.
[0015] (3) Beneficial effects
[0016] The utility model provides a high-precision hot-rolled thin plate production equipment for steel mills. It has the following beneficial effects:
[0017] (1) This high-precision hot-rolled thin plate production equipment for a steel rolling mill utilizes a clamping mechanism composed of a hydraulic rod, a lifting plate, two support seats, two rotating shafts, two clamping rollers, two sprockets, a chain, a mounting plate and a first motor. The clamping roller and the support roller can be used to clamp and fix the thin plate, thereby improving the stability of the thin plate movement. The first motor controls the two clamping rollers to rotate, thereby controlling the thin plate to move forward for trimming.
[0018] (2) This high-precision hot-rolled thin plate production equipment for a steel rolling mill can adjust the distance between the two cutting machines according to the production width requirements of the thin plates by utilizing the combined action of a second motor, a bidirectional screw, two adjustment blocks and two cutting machines. After trimming the thin plates, the grinding blocks are used to clean the burrs produced by grinding, thereby improving the production quality of the thin plates. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;
[0020] Figure 2 This is a schematic diagram of the cross-sectional structure of the main view of the present invention;
[0021] Figure 3 It is a schematic diagram of the three-dimensional structure of the utility model in cross-section.
[0022] In the figure: 1. Operating table; 2. Groove; 3. Support roller; 4. U-shaped frame; 5. Hydraulic rod; 6. Lifting plate; 7. Support seat; 8. Rotating shaft; 9. Pressure roller; 10. Sprocket; 11. Chain; 12. Mounting plate; 13. First motor; 14. Second motor; 15. Bidirectional screw; 16. Adjustment block; 17. Cutting machine; 18. Drive motor; 19. Grinding block; 20. V-shaped grinding groove; 21. Guide rod; 22. Vertical rod; 23. Dust hood; 24. Vacuum cleaner; 25. Dust suction pipe. DETAILED DESCRIPTION
[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.
[0024] like Figure 1-3 As shown, the utility model provides a technical solution: a high-precision hot-rolled thin plate production equipment for a steel rolling mill, comprising an operating table 1, a groove 2 is provided on the top of the operating table 1, two symmetrically distributed support rollers 3 are rotatably installed in the groove 2, a U-shaped frame 4 is fixedly installed on the top of the operating table 1, the left and right sides of the U-shaped frame 4 are both open structures, a clamping mechanism for clamping the thin plate is provided on the U-shaped frame 4, and a trimming mechanism for trimming the thin plate is provided in the groove 2.
[0025] In this embodiment, a vertical rod 22 is fixedly installed at the bottom of the above-mentioned lifting plate 6, a dust hood 23 is fixedly installed at the bottom end of the vertical rod 22, a vacuum cleaner 24 is fixedly installed at the top of the U-shaped frame 4, a dust pipe 25 is fixedly installed at the suction end of the vacuum cleaner 24, and the end of the dust pipe 25 away from the vacuum cleaner 24 is fixedly connected to the dust hood 23.
[0026] In this embodiment, the above-mentioned clamping mechanism includes a hydraulic rod 5, a lifting plate 6, two support seats 7, two rotating shafts 8 and two clamping rollers 9. The hydraulic rod 5 is fixedly mounted on the top inner wall of the U-shaped frame 4, and the lifting plate 6 is fixedly mounted on the output end of the hydraulic rod 5. It should be noted that a guide vertical rod is fixedly mounted on the top of the lifting plate 6. The top ends of the two guide vertical rods slide through the U-shaped frame 4. The two support seats 7 are fixedly mounted on the bottom of the lifting plate 6 and are symmetrically distributed. The two rotating shafts 8 are respectively rotatably mounted on the two support seats 7. The two clamping rollers 9 are respectively fixedly mounted on the two rotating shafts 8. By utilizing the two clamping rollers 9 and the two support rollers 3 can press and fix the thin plate to improve the stability of the thin plate movement. The pressing mechanism also includes two sprockets 10, a chain 11, a mounting plate 12 and a first motor 13. The two sprockets 10 are respectively fixedly mounted on the front ends of the two rotating shafts 8 and are located in front of the corresponding support seats 7. The chain 11 is wound around the two sprockets 10. By utilizing the combined action of the two sprockets 10 and the chain 11, the two pressing rollers 9 can be controlled to rotate synchronously. The mounting plate 12 is fixedly mounted on the front side of one of the support seats 7. The first motor 13 is fixedly mounted on the bottom of the mounting plate 12. The output shaft end of the first motor 13 is fixedly connected to the corresponding rotating shaft 8.
[0027] In this embodiment, the above-mentioned trimming mechanism includes a second motor 14, a bidirectional screw 15, two adjusting blocks 16 and two cutting machines 17. The second motor 14 is fixedly mounted on the bottom inner wall of the groove 2. It should be noted that the second motor 14 is a forward and reverse motor, and the bidirectional screw 15 is fixedly mounted on the output shaft end of the second motor 14. The rear end of the bidirectional screw 15 is rotatably connected to the rear inner wall of the groove 2. The two adjusting blocks 16 are both threadedly mounted on the bidirectional screw 15 and are symmetrically distributed. By controlling the rotation of the bidirectional screw 15, the two adjusting blocks 16 can be controlled to move relative to each other. The two cutting machines 17 are respectively fixedly mounted on the top of the two adjusting blocks 16 and are symmetrically distributed. It should be noted that the cutting machine 17 used in this technical solution is an existing product on the market, which can be purchased on the market or customized in the factory. Its use and connection method are It is a conventional technical means in the prior art, so it will not be described in detail in this article. The trimming mechanism also includes two driving motors 18 and two grinding blocks 19. The two driving motors 18 are respectively fixedly mounted on the top of the two adjusting blocks 16 and are located on the right side of the corresponding cutting machine 17. The two grinding blocks 19 are respectively fixedly mounted on the output shaft ends of the two driving motors 18. V-shaped grinding grooves 20 are provided on the two grinding blocks 19. By utilizing the two V-shaped grinding grooves 20, the burrs generated by grinding can be cleaned and the thin plate can be clamped to avoid excessive shaking of the thin plate. Two guide rods 21 are fixedly installed in the groove 2. The two guide rods 21 are respectively located on the left and right sides of the bidirectional screw 15. The two adjusting blocks 16 are both slidably mounted on the two guide rods 21. The two guide rods 21 are used to improve the stability of the movement of the two adjusting blocks 16.
[0028] In this embodiment, it should be noted that a control switch is provided at a suitable position on the operating table 1 or next to the operating table 1, and the hydraulic rod 5, the first motor 13, the second motor 14, the cutting machine 17, the drive motor 18, the vacuum cleaner 24 and the control switch are electrically connected through wires. The control switch can be used to control the power supply and operation of the hydraulic rod 5, the first motor 13, the second motor 14, the cutting machine 17, the drive motor 18 and the vacuum cleaner 24 respectively.
[0029] Through the above structure, the utility model provides a high-precision hot-rolled thin plate production equipment for a steel rolling mill, which can use the pressure roller 9 and the support roller 3 to press and fix the thin plate, improve the stability of the thin plate movement, and control the two pressure rollers 9 to rotate through the first motor 13, thereby controlling the thin plate to move forward for trimming. It can also adjust the distance between the two cutting machines 17 according to the production width requirements of the thin plate, and use the grinding block 19 to clean the burrs produced by grinding after trimming the thin plate, thereby improving the production quality of the thin plate. When used specifically, according to the width requirements of the hot-rolled thin plate production, the second motor 14 is controlled to rotate forward, and the second motor 14 drives the bidirectional screw 15 to rotate, thereby controlling The two adjustment blocks 16 are close to each other so that the distance between the two cutting machines 17 meets the requirements. The two cutting machines 17 are controlled to operate, and the starting end of the hot-rolled thin plate passes through the two pinch rollers 9 from left to right in turn. The first motor 13 is controlled to operate, and the first motor 13 drives the corresponding sprocket 10 to rotate. By utilizing the joint action of the two sprockets 10 and the chain 11, the two pinch rollers 9 can be controlled to rotate synchronously, and the thin plate is controlled to move to the right. The thin plate is cut and trimmed by the two cutting machines 17, and the two drive motors 18 are controlled to operate. The two drive motors 18 drive the two grinding blocks 19 to rotate, and the two side edges of the thin plate are polished to remove the burrs caused by the trimming, thereby improving the production quality of the thin plate.
[0030] The above description is merely a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any modifications or substitutions that can be easily conceived by a person skilled in the art within the technical scope of the present invention should be included within the scope of protection of the present invention. Therefore, the scope of protection of the present invention should be based on the scope of protection of the claims.
Claims
1. A high-precision hot-rolled thin plate production equipment for a steel mill, characterized by: The invention comprises an operating table (1), wherein a groove (2) is provided on the top of the operating table (1), and two symmetrically distributed supporting rollers (3) are rotatably installed in the groove (2); a U-shaped frame (4) is fixedly installed on the top of the operating table (1), and both left and right sides of the U-shaped frame (4) are open structures; a pressing mechanism for clamping a thin plate is provided on the U-shaped frame (4), and a trimming mechanism for trimming the thin plate is provided in the groove (2).
2. The high-precision hot-rolled thin plate production equipment for a steel mill according to claim 1, characterized in that: The clamping mechanism comprises a hydraulic rod (5), a lifting plate (6), two support seats (7), two rotating shafts (8) and two clamping rollers (9); the hydraulic rod (5) is fixedly mounted on the top inner wall of the U-shaped frame (4); the lifting plate (6) is fixedly mounted on the output end of the hydraulic rod (5); the two support seats (7) are fixedly mounted on the bottom of the lifting plate (6) and are symmetrically distributed; the two rotating shafts (8) are respectively rotatably mounted on the two support seats (7); and the two clamping rollers (9) are respectively fixedly mounted on the two rotating shafts (8).
3. The high-precision hot-rolled thin plate production equipment for a steel mill according to claim 2, characterized in that: The clamping mechanism further comprises two sprockets (10), a chain (11), a mounting plate (12) and a first motor (13), wherein the two sprockets (10) are respectively fixedly mounted on the front ends of the two rotating shafts (8) and are located in front of the corresponding support seats (7), the chain (11) is wound around the two sprockets (10), the mounting plate (12) is fixedly mounted on the front side of one of the support seats (7), the first motor (13) is fixedly mounted on the bottom of the mounting plate (12), and the output shaft end of the first motor (13) is fixedly connected to the corresponding rotating shaft (8).
4. The high-precision hot-rolled thin plate production equipment for a steel mill according to claim 1, characterized in that: The trimming mechanism comprises a second motor (14), a bidirectional screw (15), two adjusting blocks (16) and two cutting machines (17), wherein the second motor (14) is fixedly mounted on the bottom inner wall of the groove (2), the bidirectional screw (15) is fixedly mounted on the output shaft end of the second motor (14), the rear end of the bidirectional screw (15) is rotatably connected to the rear inner wall of the groove (2), the two adjusting blocks (16) are both threadedly mounted on the bidirectional screw (15) and are symmetrically distributed, and the two cutting machines (17) are respectively fixedly mounted on the top of the two adjusting blocks (16) and are symmetrically distributed.
5. The high-precision hot-rolled thin plate production equipment for a steel rolling mill according to claim 4, characterized in that: The trimming mechanism further comprises two driving motors (18) and two grinding blocks (19), wherein the two driving motors (18) are respectively fixedly mounted on the tops of the two adjusting blocks (16) and are located on the right side of the corresponding cutting machine (17), and the two grinding blocks (19) are respectively fixedly mounted on the output shaft ends of the two driving motors (18), and the two grinding blocks (19) are both provided with V-shaped grinding grooves (20).
6. The high-precision hot-rolled thin plate production equipment for a steel mill according to claim 4, characterized in that: Two guide rods (21) are fixedly installed in the groove (2), and the two guide rods (21) are respectively located on the left and right sides of the bidirectional screw (15), and the two adjustment blocks (16) are both slidably installed on the two guide rods (21).
7. The high-precision hot-rolled thin plate production equipment for a steel mill according to claim 2, characterized in that: A vertical rod (22) is fixedly mounted on the bottom of the lifting plate (6), a dust hood (23) is fixedly mounted on the bottom end of the vertical rod (22), a dust collector (24) is fixedly mounted on the top of the U-shaped frame (4), a dust collection pipe (25) is fixedly mounted on the suction end of the dust collector (24), and an end of the dust collection pipe (25) away from the dust collector (24) is fixedly connected to the dust collection hood (23).