Steel rolling machine with compression rollers convenient to replace
By designing structures such as slide chutes, slide blocks and sliding mounting seats in steel rolling mills, rapid disassembly and replacement of press rollers is achieved, and the problems of high labor intensity and long roll replacement time are solved in the prior art, which improves the efficiency of use and avoids damage to press rollers.
Patent Information
- Application Number
- CN202421656477.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-15
- Publication Date
- 2025-06-27
- Estimated Expiration
- 2034-07-15
AI Technical Summary
When replacing rolls, existing steel rolling mills need to manually stop the production line for single disassembly and replacement. The labor intensity is high and the roll replacement time is long, which affects the efficiency of use.
A steel rolling machine that is easy to replace the press roller is designed. By setting a slide chute, slider and sliding mount in the rolling machine body, combined with the fastening screws and buffer mechanism, the press roller can be quickly disassembled and replaced.
The rapid replacement of the press roller is achieved, the replacement efficiency is improved, the labor intensity is reduced, and the damage to the press roller is avoided through the buffer mechanism.
Smart Images
Figure CN223028111U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of steel rolling mills, in particular to a steel rolling mill facilitating the replacement of pressure rollers. Background Art
[0002] A rolling mill is a device for realizing the metal rolling process, generally referring to the equipment for completing the whole process of rolled material production. Currently, most existing steel materials are processed by rolling mills.
[0003] Currently, for the existing steel rolling mills, after processing the steel materials, it is often necessary to replace some pressure rollers. When the rollers need to be replaced, basically manual labor is used to disassemble and replace the rollers one by one after the production line stops working, resulting in high labor intensity and long roll changing time, which affects the use efficiency of the steel rolling mill. Content of the Utility Model
[0004] The purpose of the utility model is to solve the drawbacks in the prior art that when the rollers need to be replaced, basically manual labor is used to disassemble and replace the rollers one by one after the production line stops working, resulting in high labor intensity and long roll changing time, and to propose a steel rolling mill facilitating the replacement of pressure rollers.
[0005] To achieve the above purpose, the utility model adopts the following technical scheme:
[0006] A steel rolling mill facilitating the replacement of pressure rollers includes a rolling mill body. Two fixed mounting seats are arranged inside the rolling mill body. Two second fastening screws are inserted between the two sides of the fixed mounting seats and the two sides of the rolling mill body respectively. Two chutes are arranged on the inner walls of the two sides of the rolling mill body. Sliders are slidably connected in the chutes. A sliding mounting seat is arranged between every two sliders. Pressure rollers are rotatably connected between the two sliding mounting seats and between the two fixed mounting seats. Mounting clamping plates are fixedly connected to both sides of one of the sliding mounting seats. First fastening screws are inserted in a threaded manner between the sliders and the mounting clamping plates. The two mounting clamping plates are respectively clamped with the two sliders. Plug-in blocks are fixedly connected to both sides of the other sliding mounting seat. The two plug-in blocks are respectively clamped with the other two sliders. Two positioning columns are fixedly connected to the bottom of the sliding mounting seat. The positioning columns are inserted into the tops of the fixed mounting seats.
[0007] Further, a slide rail is arranged on the inner bottom wall of the rolling mill body, and the fixed mounting seat slides on the slide rail.
[0008] Further, a plurality of connecting rods are fixedly connected to the rolling mill body.
[0009] Further, a plurality of lifting lugs are fixedly connected to the top of the sliding mounting seat, and a buffer mechanism is arranged at the top of the lifting lugs.
[0010] Furthermore, the buffer mechanism includes two connecting bolts. The connecting bolts are inserted between two lifting lugs. A sliding rod is sleeved on the outer wall of the connecting bolts. The top end of the sliding rod passes through the top of the rolling mill body and is sleeved with a buffer spring. A limiting disk is fixedly connected to the top end of the sliding rod.
[0011] Furthermore, a plurality of fixing seats are fixedly connected to the bottom of the rolling mill body.
[0012] The beneficial effects of the present utility model are as follows:
[0013] 1. By removing the connecting bolts from the lifting lugs, then unscrewing the first fastening screw and the second fastening screw, and then pulling out the sliding mounting seat and the fixed mounting seat together from the rolling mill body, it is convenient to replace the two pressing rollers together, improving the replacement efficiency.
[0014] 2. By the sliding of the sliding rod and the buffering of the buffer spring for the force when the pressing roller rotates, damage to the pressing roller is avoided. Description of the Drawings
[0015] Figure 1 is a three-dimensional structural schematic diagram of a steel rolling mill for conveniently replacing pressing rollers proposed by the present utility model;
[0016] Figure 2 is a side view structural schematic diagram of a steel rolling mill for conveniently replacing pressing rollers proposed by the present utility model;
[0017] Figure 3 is a rear view structural schematic diagram of a steel rolling mill for conveniently replacing pressing rollers proposed by the present utility model;
[0018] Figure 4 is an exploded structural schematic diagram of a steel rolling mill for conveniently replacing pressing rollers proposed by the present utility model.
[0019] In the figure: 1, rolling mill body; 2, chute; 3, slider; 4, sliding mounting seat; 5, fixed mounting seat; 6, pressing roller; 7, slide rail; 8, mounting clamping plate; 9, first fastening screw; 10, plug-in block; 11, positioning column; 12, second fastening screw; 13, connecting rod; 14, lifting lug; 15, connecting bolt; 16, sliding rod; 17, limiting disk; 18, buffer spring; 19, fixing seat. Specific Embodiments
[0020] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments.
[0021] Refer to Figures 1-4, A steel rolling machine facilitating the replacement of pressure rollers, comprising a rolling machine body 1. There are two fixedly installed seats 5 inside the rolling machine body 1. Two second fastening screws 12 are inserted between the two sides of the fixedly installed seat 5 and the two sides of the rolling machine body 1 respectively. There are two sliding grooves 2 provided on the inner walls of both sides of the rolling machine body 1. Sliders 3 are slidably connected in the sliding grooves 2. A sliding installation seat 4 is provided between every two sliders 3. A pressure roller 6 is rotatably connected between the two sliding installation seats 4 and between the two fixedly installed seats 5. Installation clamping plates 8 are fixed by bolts on both sides of one of the sliding installation seats 4. A first fastening screw 9 is threadedly inserted between the slider 3 and the installation clamping plate 8. Unscrew the first fastening screw 9 and the second fastening screw 12, and then pull out the sliding installation seat 4 and the fixedly installed seat 5 together from the rolling machine body 1, so as to facilitate the replacement of the two pressure rollers 6 together. The two installation clamping plates 8 are respectively clamped with the two sliders 3. Plug-in blocks 10 are fixed by bolts on both sides of the other sliding installation seat 4. The two plug-in blocks 10 are respectively clamped with the other two sliders 3. Two positioning columns 11 are welded to the bottom of the sliding installation seat 4. The positioning columns 11 are inserted into the top of the fixedly installed seat 5. The sliding installation seat 4 and the fixedly installed seat 5 are assembled by inserting the positioning columns 11 into the top of the fixedly installed seat 5, so as to facilitate the pushing of the two pressure rollers 6 into the rolling machine body 1 together.
[0022] A slide rail 7 for guiding the installation of the pressure roller 6 is provided on the bottom inner wall of the rolling machine body 1. The fixedly installed seat 5 slides on the slide rail 7. A plurality of connecting rods 13 are welded on the rolling machine body 1 to strengthen the firmness of the rolling machine body 1. A plurality of lifting lugs 14 are welded to the top of the sliding installation seat 4. A buffer mechanism is provided at the top of the lifting lugs 14. The buffer mechanism includes two connecting bolts 15. The connecting bolts 15 are inserted between the two lifting lugs 14. A sliding rod 16 is sleeved on the outer wall of the connecting bolt 15. The top end of the sliding rod 16 passes through the top of the rolling machine body 1 and is sleeved with a buffer spring 18. The force when the pressure roller 6 rotates is buffered by the sliding of the sliding rod 16 and the buffer spring 18. A limit disc 17 is welded to the top end of the sliding rod 16 to limit the sliding rod 16. A plurality of fixed seats 19 are welded to the bottom of the rolling machine body 1, so as to facilitate the fixed installation of the rolling machine body 1.
[0023] The working principle of this embodiment: First, the sliding installation seat 4 and the fixedly installed seat 5 are assembled by inserting the positioning columns 11 into the top of the fixedly installed seat 5. Then, the fixedly installed seat 5 and the sliding installation seat 4 are pushed into the rolling machine body 1, so that the installation clamping plates 8 and the plug-in blocks 10 are clamped with the sliders 3. Then, the first fastening screw 9 is used to fix between the installation clamping plate 8 and the slider 3, so as to fix the sliding installation seat 4. Then, the second fastening screw 12 is used to fix the fixedly installed seat 5. Then, the connecting bolt 15 is inserted into the lifting lug 14 to connect the sliding installation seat 4 and the sliding rod 16, thus completing the installation of the pressure roller 6;
[0024] During use, connect the pressure roller 6 to the driving device, pass the steel through between the two pressure rollers 6, and then drive the pressure roller 6 to rotate under the drive of the driving device, so as to roll the steel. At the same time, buffer the force when the pressure roller 6 rotates through the sliding of the sliding rod 16 and the buffer spring 18;
[0025] When the pressure roller 6 needs to be replaced, first, remove the connecting bolt 15 from the lifting lug 14, then, unscrew the first fastening screw 9 and the second fastening screw 12, and then pull out the sliding mounting seat 4 and the fixed mounting seat 5 together from the rolling mill body 1, so as to facilitate the replacement of the two pressure rollers 6 together.
[0026] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution of the present invention and its inventive concept, makes equivalent substitutions or changes, and should be covered by the protection scope of the present invention.
Claims
1. A steel rolling mill for convenient replacement of rollers, comprising a rolling mill body (1), characterized in that: The rolling mill body (1) is provided with two fixed mounting seats (5), and two second fastening screws (12) are respectively inserted between the two sides of the fixed mounting seats (5) and the two sides of the rolling mill body (1). Two sliding grooves (2) are provided on the inner walls of the two sides of the rolling mill body (1), and a slider (3) is slidably connected in the sliding groove (2). A sliding mounting seat (4) is provided between every two sliders (3), and a pressure roller (6) is rotatably connected between the two sliding mounting seats (4) and between the two fixed mounting seats (5), and one of the sliding mounting seats is provided with a pressure roller (6). Both sides of the seat (4) are fixedly connected with mounting card plates (8), a first fastening screw (9) is threadedly inserted between the slider (3) and the mounting card plates (8), the two mounting card plates (8) are respectively clamped with the two sliders (3), both sides of another sliding mounting seat (4) are fixedly connected with plug-in blocks (10), the two plug-in blocks (10) are respectively clamped with the other two sliders (3), the bottom of the sliding mounting seat (4) is fixedly connected with two positioning columns (11), and the positioning columns (11) are plugged with the top of the fixed mounting seat (5).
2. A steel rolling mill for easy replacement of rollers according to claim 1, characterized in that: The bottom inner wall of the rolling mill body (1) is provided with a slide rail (7), and the fixed mounting seat (5) slides on the slide rail (7).
3. A steel rolling mill for easy replacement of rollers according to claim 1, characterized in that: A plurality of connecting rods (13) are fixedly connected to the rolling mill body (1).
4. A steel rolling mill for easy replacement of rollers according to claim 1, characterized in that: A plurality of lifting ears (14) are fixedly connected to the top of the sliding mounting seat (4), and a buffer mechanism is provided on the top of the lifting ears (14).
5. A steel rolling mill for easy replacement of rollers according to claim 4, characterized in that: The buffer mechanism comprises two connecting bolts (15), the connecting bolts (15) are inserted between the two lifting ears (14), the outer wall of the connecting bolts (15) is sleeved with a sliding rod (16), the top end of the sliding rod (16) passes through the top of the rolling mill body (1) and is sleeved with a buffer spring (18), and the top end of the sliding rod (16) is fixedly connected to a limit plate (17).
6. A steel rolling mill for easy replacement of rollers according to claim 1, characterized in that: A plurality of fixing seats (19) are fixedly connected to the bottom of the rolling mill body (1).