A polishing machine for steel production and processing

By setting up a dust removal mechanism and collection components, the problem of grinding shavings accumulating and scattering inside the polishing machine is solved, achieving efficient collection and cleaning of grinding shavings and improving the efficiency and safety of the equipment.

CN117773748BActive Publication Date: 2026-04-24ANHUI MASTEEL ENG & TECH GRP
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
ANHUI MASTEEL ENG & TECH GRP
Filing Date
2023-12-08
Publication Date
2026-04-24

AI Technical Summary

Technical Problem

In existing polishing machines, grinding debris tends to accumulate around the filter holes during the dust collection process, affecting the collection effect and efficiency. It also tends to drift inside the equipment, causing inconvenience in use.

Method used

The dust removal mechanism includes a fixed cylinder, filter element, fan and collection components. It achieves efficient collection and cleaning of grinding debris through negative pressure adsorption and scraper rotation, and uses filter cotton and scraper structure to prevent grinding debris from scattering and accumulating.

Benefits of technology

It improves the collection effect and efficiency of polishing shavings, avoids the impact of polishing shavings on equipment, and ensures the continuity and safety of polishing work.

✦ Generated by Eureka AI based on patent content.

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Abstract

The application discloses a polishing machine for steel production and processing, which comprises a bottom plate, a dust removal mechanism is arranged outside the bottom plate, the dust removal mechanism comprises a fixed cylinder, a supporting plate is fixedly connected to the outer surface of the fixed cylinder, the outer surface of the supporting plate is fixedly connected with the outer surface of the bottom plate, a through groove is formed in the body of the fixed cylinder, a filter core is arranged in the through groove, the filter core is used for filtering polishing scraps, a fixed sleeve is fixedly connected to the outer surface of the fixed cylinder, and the inside of the fixed sleeve is communicated with the inside of the through groove, and the application relates to the technical field of steel processing. The polishing machine for steel production and processing solves the problems that, when the polishing machine is used, polishing scraps are collected by means of air blowing of a blower, on one hand, the polishing scraps are prone to being accumulated around filter holes, thereby reducing the collection effect and efficiency, and on the other hand, the polishing scraps are prone to being scattered in the inside of the equipment, adhering to the inside of the equipment and being accumulated in the formed chute, thereby affecting the use of the equipment.
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Description

Technical Field

[0001] This invention relates to the field of steel processing technology, specifically to a polishing machine for steel production and processing. Background Technology

[0002] Existing polishing machines rely on manual hand-held polishing tools, which generates impurities that fly around during the polishing process, making cleaning difficult and posing a high risk of hand injuries. A polishing machine for steel processing, with application number 2021230005090, includes a base with support columns fixedly connected to both sides of its top, allowing for height adjustment. This facilitates adjustment based on the height requirements of different steel materials, offering flexibility and a wide range of applications.

[0003] Although this device addresses the shortcomings of existing technologies, in actual use, the use of a blower to blow air and the collection of grinding debris through filter holes can cause grinding debris to accumulate around the filter holes, affecting the collection effect and efficiency. At the same time, the airflow causes the grinding debris to scatter inside the equipment and easily accumulate inside the grooves, thus affecting the use of the equipment. Therefore, it is necessary to solve the above-mentioned problems. Summary of the Invention

[0004] To address the shortcomings of existing technologies, this invention provides a polishing machine for steel production and processing. It solves the problems of existing steel processing polishing machines, where the collection of grinding debris by blowing air with a blower results in two issues: firstly, the grinding debris tends to accumulate around the filter holes, leading to reduced collection efficiency; secondly, the grinding debris tends to scatter inside the equipment, adhere to the equipment, and accumulate inside the grooves, thus affecting the use of the equipment.

[0005] To achieve the above objectives, the present invention provides the following technical solution: a polishing machine for steel production and processing, comprising a base plate, a dust removal mechanism provided on the outside of the base plate, the dust removal mechanism comprising a fixed cylinder, a support plate fixedly connected to the outer surface of the fixed cylinder, the outer surface of the support plate being fixedly connected to the outer surface of the base plate, the body of the fixed cylinder having a through groove, a filter element provided inside the through groove for filtering polishing debris, a fixed sleeve fixedly connected to the outer surface of the fixed cylinder, the interior of the fixed sleeve communicating with the interior of the through groove, a fan fixedly installed inside the fixed sleeve, and a through air hole provided on the body of the fixed sleeve.

[0006] Preferably, a cylinder cover is fixedly installed on one side of the outer surface of the cylinder, a corrugated pipe is connected through the inside of the cylinder cover, and a suction nozzle is connected through one end of the corrugated pipe.

[0007] Preferably, the filter element includes two filter plates, with filter cotton movably connected between the outer surfaces of the two filter plates. Connecting plates are movably connected to both sides of the outer surface of the filter cotton. The two sides of the outer surfaces of the two connecting plates are respectively fixedly connected to the outer surfaces of the two filter plates. Sealing sleeves are fitted onto the outer surfaces of the two filter plates. The outer surfaces of the filter plates and the sealing sleeves are movably connected to the interior of the through groove.

[0008] Preferably, the filter element is provided with a collection assembly on its exterior. The collection assembly includes a drive motor, which is fixedly mounted on the outer surface of the solid cylinder. The output end of the drive motor is rotatably connected to the body of the solid cylinder and extends into the interior of the solid cylinder. The output end of the drive motor is fixedly connected to a rotating rod via a coupling. The outer surface of the rotating rod is movably connected to the interior of the solid cylinder. A connecting rod is fixedly connected to the outer surface of the rotating rod. A scraper is fixedly connected to the outer surface of the connecting rod. The outer surface of the scraper is movably connected to the outer surface of the filter element.

[0009] Preferably, the collecting component further includes a material box, the outer surface of which is movably connected to the outer surface of the fixed cylinder, and the interior of which is connected to the interior of a side channel. The material box is used to store grinding chips.

[0010] Preferably, clamping strips are fixedly connected to both sides of the outer surface of the material box, and the outer surfaces of the clamping strips on both sides are fixedly connected to the outer surface of the solid cylinder. Dovetail grooves are provided on the side of the outer surfaces of the clamping strips that are close to each other, and dovetail strips are movably connected inside the dovetail grooves. The outer surfaces of the dovetail strips are fixedly connected to the outer surface of the material box.

[0011] Preferably, a cleaning unit is provided on the outside of the scraper, the cleaning unit including a groove, the groove being formed on the left and right sides inside a through groove, a slide rail being fixedly connected inside the groove, a linear motor being slidably connected to the outer surface of the slide rail, the outer surface of the linear motor being movably connected to the groove, a folding strip being fixedly connected to the outer surface of the linear motor, the outer surface of the folding strip being movably connected to the inside of the through groove, the outer surface of the folding strip being movably connected to the outer surface of the scraper, and a baffle being movably connected to the outer surface of the folding strip, the baffle being fixed to the edge of the groove and located inside the through groove.

[0012] Preferably, a sliding rod is provided on the outside of the folded strip. The outer surface of the sliding rod is movably connected to the inside of the through groove. One end of the sliding rod is slidably connected through the body of the fixed cylinder. Limiting plates are fixedly connected to both ends of the sliding rod. The outer surface of one limiting plate is movably connected to the outer surface of the folded strip and the inside of the through groove, respectively. The outer surface of the other limiting plate is embedded and movably connected to the body of the fixed cylinder. An elastic tube is fixedly connected to the outer surface of one limiting plate. One end of the elastic tube is fixedly connected to the inside of the through groove. A spring is fixedly connected to the outer surface of the other limiting plate. The spring is sleeved on the outside of the sliding rod and located inside the elastic tube. One end of the spring is fixedly connected to the inside of the through groove.

[0013] Beneficial effects

[0014] This invention provides a polishing machine for steel production and processing. Compared with the prior art, it has the following advantages:

[0015] (1) By setting up a dust removal mechanism, the steel can be processed inside and outside the solid cylinder according to actual needs by using the opening and sealing settings. At the same time, the fan draws air and the airflow collects the grinding debris on the filter element, thereby improving the collection effect and efficiency, and avoiding the grinding debris from affecting the polishing work.

[0016] (2) By setting up structures such as filter plates and using filter cotton nested between two filter plates, the filtration performance is improved, the collection effect of grinding debris is enhanced, and the blower is not affected.

[0017] (3) By setting up a collection component, the abrasion debris attached to the filter element can be scraped off and collected by the reciprocating rotation of the scraper, thus facilitating continuous collection.

[0018] (4) By setting up a cleaning unit, the grinding debris adsorbed on the scraper can be scraped off by the reciprocating motion of the folding strip during the rotation of the scraper, and the grinding debris can be collected uniformly by the material box. Attached Figure Description

[0019] Figure 1 This is a perspective view of the external structure of the present invention;

[0020] Figure 2 This is a cross-sectional view of the internal structure of the fixed cylinder of the present invention;

[0021] Figure 3 This is a cross-sectional view of the internal structure of the fixed sleeve of the present invention;

[0022] Figure 4 This is a perspective view of the external structure of the material box of the present invention;

[0023] Figure 5 This is an exploded view of the external structure of the filter plate of the present invention;

[0024] Figure 6 This is a perspective view of the external structure of the folded strip of the present invention.

[0025] In the diagram: 1. Base plate; 2. Fixed cylinder; 3. Support plate; 4. Through groove; 5. Filter element; 51. Filter plate; 52. Filter cotton; 53. Connecting plate; 54. Sealing sleeve; 6. Collection assembly; 61. Drive motor; 62. Rotating rod; 63. Connecting rod; 64. Scraper; 65. Cleaning unit; 651. Groove; 652. Slide rail; 653. Linear motor; 654. Folding strip; 655. Baffle; 656. Slide rod; 657. Limiting plate; 658. Elastic tube; 659. Spring; 66. Material box; 67. Clamping strip; 68. Dovetail groove; 69. Dovetail strip; 7. Fixed sleeve; 8. Fan; 9. Air hole; 10. Cylinder cover; 11. Corrugated pipe; 12. Suction nozzle. Detailed Implementation

[0026] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0027] Please see Figure 1-6 This invention provides a technical solution: a polishing machine for steel production and processing.

[0028] Example 1: Refer to the attached instruction manual Figure 1 Appendix Figure 2 Appendix Figure 3 ;

[0029] The device includes a base plate 1, with a dust removal mechanism on its exterior. The dust removal mechanism includes a fixed cylinder 2, which is made of a pressure-resistant and wear-resistant material. The steel can be processed internally to accommodate the polishing structure. A support plate 3 is fixedly connected to the outer surface of the fixed cylinder 2, and the outer surface of the support plate 3 is fixedly connected to the outer surface of the base plate 1. The body of the fixed cylinder 2 has a through groove 4, and a filter element 5 is installed inside the through groove 4. The filter element 5 is made of a pressure-resistant, wear-resistant, and corrosion-resistant material and can filter and collect grinding debris. The filter element 5 is used to filter grinding debris. A fixed sleeve 7 is fixedly connected to the outer surface of the fixed cylinder 2. The fixed sleeve 7 can be made of a magnetic material and can be magnetized to attract and fix the filter element 5. The interior of the fixed sleeve 7 is connected to the interior of the through groove 4. A fan 8 is fixedly installed inside the fixed sleeve 7 and is electrically connected to an external control circuit. The body of the fixed sleeve 7 has a through air hole 9 to facilitate air circulation.

[0030] A cylinder cover 10 is fixedly installed on one side of the outer surface of the fixed cylinder 2. One side of the cylinder cover 10 is connected to the fixed cylinder 2 via a hinge, and the mirror-symmetrical side is connected to the fixed cylinder 2 via an existing locking structure. The side of the cylinder cover 10 used for connection is provided with a sealing measure. A bellows 11 runs through the inside of the cylinder cover 10. The bellows 11 facilitates the positional change when the polishing structure moves. One end of the bellows 11 is connected through a suction nozzle 12. The suction nozzle 12 can be installed on the side of the polishing structure to enhance the pressure of air adsorption.

[0031] By setting up a dust removal mechanism and utilizing the opening and sealing settings, steel can be processed inside and outside the solid cylinder 2 according to actual needs. At the same time, the fan 8 draws in air and collects the grinding debris on the filter element 5 through airflow, thereby improving the collection effect and efficiency, and preventing the grinding debris from affecting the polishing work.

[0032] Example 2: Based on Example 1, refer to the appendix of the instruction manual. Figure 2 Appendix Figure 5 ;

[0033] The filter element 5 includes two filter plates 51. The filter plates 51 are made of a material that is pressure-resistant, wear-resistant, corrosion-resistant, and magnetic. The filter element 5 can be fixedly installed by magnetic adsorption with the fixed sleeve 7. Filter cotton 52 is movably connected between the outer surfaces of the two filter plates 51. The filter cotton 52 improves the filtration performance, prevents abrasive debris from affecting the operation of the fan 8, and facilitates disassembly and replacement. Connecting plates 53 are movably connected to both sides of the outer surface of the filter cotton 52. The connecting plates 53 improve the wrapping effect, thereby improving the stability of the filter cotton 52. The two sides of the outer surface of the two connecting plates 53 are fixedly connected to the outer surfaces of the two filter plates 51 respectively. Sealing sleeves 54 are fitted on the outer surfaces of the two filter plates 51. The sealing sleeves 54 improve the sealing of the filter plate 51 installation, thereby improving the filtration performance, and improve the stability of the filter element 5 through compression friction. The outer surfaces of the filter plates 51 and the sealing sleeves 54 are movably connected to the inside of the through groove 4.

[0034] By setting up structures such as filter plates 51 and using filter cotton 52 nested between two filter plates 51, the filtration performance is improved, the collection effect of grinding debris is enhanced, and the blower 8 is not affected.

[0035] Example 3: Based on Example 2, refer to the appendix of the instruction manual. Figure 2 Appendix Figure 4 ;

[0036] The filter element 5 is externally equipped with a collection component 6, which includes a drive motor 61. The drive motor 61 is electrically connected to an external control circuit. The drive motor 61 is fixedly mounted on the outer surface of the solid cylinder 2. The output end of the drive motor 61 is rotatably connected to the body of the solid cylinder 2 and extends into the interior of the solid cylinder 2. The output end of the drive motor 61 is fixedly connected to a rotating rod 62 via a coupling. The outer surface of the rotating rod 62 is movably connected to the interior of the solid cylinder 2. A connecting rod 63 is fixedly connected to the outer surface of the rotating rod 62. A scraper 64 is fixedly connected to the outer surface of the connecting rod 63. The scraper 64 can be made of permanent magnet material or can have a spiral coil electrically connected to the control circuit built in. It uses electromagnetic technology to attract the grinding debris, thereby improving the collection effect of grinding debris. The outer surface of the scraper 64 is movably connected to the outer surface of the filter element 5.

[0037] The collection component 6 also includes a material box 66, which is made of a pressure-resistant, wear-resistant and well-sealed material. It can collect grinding shavings in a unified manner. The outer surface of the material box 66 is movably connected to the outer surface of the fixed cylinder 2. The interior of the material box 66 is connected to the interior of the side through groove 4. The material box 66 is used to store grinding shavings.

[0038] Both sides of the outer surface of the material box 66 are fixedly connected with clamping strips 67. The outer surfaces of the clamping strips 67 on both sides are fixedly connected to the outer surface of the fixed cylinder 2. Dovetail grooves 68 are opened on the side of the outer surfaces of the clamping strips 67 that are close to each other. Dovetail strips 69 are movably connected inside the dovetail grooves 68. The dovetail strips 69 are made of materials that are pressure-resistant, wear-resistant and have good friction performance, which facilitates the disassembly and assembly of the material box 66 and improves the stability of the material box 66. The outer surface of the dovetail strips 69 is fixedly connected to the outer surface of the material box 66.

[0039] By setting up the collection component 6 and using the reciprocating rotation of the scraper 64, the abrasion debris attached to the filter element 5 can be scraped off, adsorbed, and collected, thus facilitating continuous collection.

[0040] Example 4: Based on Example 3, refer to the appendix of the instruction manual. Figure 2 Appendix Figure 6 ;

[0041] A cleaning unit 65 is provided on the outside of the scraper 64. The cleaning unit 65 includes a groove 651, which is formed on the left and right sides inside the through groove 4 on one side. A slide rail 652 is fixedly connected inside the groove 651. A linear motor 653 is slidably connected to the outer surface of the slide rail 652. The linear motor 653 is electrically connected to an external control circuit and its movement speed is greater than the rotation speed of the drive motor 61. The outer surface of the linear motor 653 is movably connected to the groove 651. A folding bar 654 is fixedly connected to the outer surface of the linear motor 653. 4 is made of a triangular strip that is pressure-resistant, wear-resistant, and corrosion-resistant. The beveled side of the triangle facilitates the flow of grinding chips and prevents their accumulation. The outer surface of the folded strip 654 is movably connected to the inside of the through groove 4. The outer surface of the folded strip 654 is movably connected to the outer surface of the scraper 64. A baffle 655 is movably connected to the outer surface of the folded strip 654. The baffle 655 is made of a pressure-resistant, wear-resistant, and corrosion-resistant material and plays a role in guiding the grinding chips and preventing their accumulation. The baffle 655 is fixed to the edge of the groove 651 and located inside the through groove 4.

[0042] A sliding rod 656 is provided on the outside of the folded strip 654. The sliding rod 656 is made of a pressure-resistant and wear-resistant material. The outer surface of the sliding rod 656 is movably connected to the inside of the through groove 4. One end of the sliding rod 656 is slidably connected to the body of the fixed cylinder 2. Limiting plates 657 are fixedly connected to both ends of the sliding rod 656. The limiting plates 657 are made of a pressure-resistant and wear-resistant material. The outer surface of one limiting plate 657 is movably connected to the outer surface of the folded strip 654 and the inside of the through groove 4, respectively. The outer surface of the other limiting plate 657 is movably connected to the body of the fixed cylinder 2. The inside of the fixed cylinder 2 is provided with a limiting plate 656. 7. The sliding track (not shown in the figure) has an elastic tube 658 fixedly connected to the outer surface of the limiting plate 657 on one side. The elastic tube 658 is made of existing fatigue-resistant elastic material and can protect the outside of the sliding rod 656 to avoid the accumulation of grinding debris. One end of the elastic tube 658 is fixedly connected to the inside of the through groove 4. A spring 659 is fixedly connected to the outer surface of the limiting plate 657 on one side. The spring 659 is made of a pressure-resistant, wear-resistant and fatigue-resistant material. The spring 659 is sleeved on the outside of the sliding rod 656 and located inside the elastic tube 658. One end of the spring 659 is fixedly connected to the inside of the through groove 4.

[0043] By setting up the cleaning unit 65, the grinding debris adsorbed on the scraper 64 can be scraped off by the reciprocating motion of the folding strip 654 during the rotation of the scraper 64, and the grinding debris can be collected uniformly by the material box 66.

[0044] Example 5: This example combines Examples 1 to 4. By setting up openings and seals, steel can be processed inside and outside according to actual needs. At the same time, negative pressure adsorption prevents the scattering and accumulation of grinding debris. Furthermore, by cleaning the grinding debris, the device can be used continuously.

[0045] Furthermore, any content not described in detail in this specification is existing technology known to those skilled in the art.

[0046] During operation, the steel and polishing mechanism are first placed inside the solid cylinder 2 according to actual processing requirements, or the solid cylinder 2 is sealed by the cylinder cover 10, and the suction nozzle 12 is installed on the side of the polishing structure. During processing, the polishing structure polishes the steel, and the blower 8 works simultaneously. Using the suction nozzle 12 or the inside of the solid cylinder 2, and through airflow, the polishing debris is sucked up and filtered onto the surface of the filter element 5. At the same time, the drive motor 61 drives the scraper 64 to rotate inside the solid cylinder 2 through the rotating rod 62 and the connecting rod 63. The scraper 64 scrapes away the abrasive shavings on the surface of the filter element 5, and then drives the abrasive shavings to move. When the scraper 64 moves above the material box 66, the abrasive shavings fall into the material box 66 through the side groove 4. At the same time, the linear motor 653 moves along the slide rail 652, causing the folding strip 654 to follow and clean the surface of the scraper 64. When the linear motor 653 moves too fast, the folding strip 654 contacts the side limiting plate 657 and compresses the spring 659 to offset the kinetic energy with elastic force and avoid damage to the device caused by hard collision.

[0047] Although embodiments of the invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A polishing machine for steel production and processing, comprising a base plate (1), characterized in that: The base plate (1) is provided with a dust removal mechanism. The dust removal mechanism includes a solid cylinder (2). A support plate (3) is fixedly connected to the outer surface of the solid cylinder (2). The outer surface of the support plate (3) is fixedly connected to the outer surface of the base plate (1). The solid cylinder (2) has a through groove (4) in its body. A filter element (5) is provided inside the through groove (4). The filter element (5) is used to filter grinding debris. A fixed sleeve (7) is fixedly connected to the outer surface of the solid cylinder (2). The inside of the fixed sleeve (7) is connected to the inside of the through groove (4). A fan (8) is fixedly installed inside the fixed sleeve (7). The body of the fixed sleeve (7) has a through air hole (9). By setting up the dust removal mechanism, the steel can be processed inside and outside the solid cylinder according to actual needs by using the opening and sealing settings. At the same time, the fan draws air and the grinding debris is collected on the filter element by the airflow. The filter element (5) is provided with a collection component (6) on its exterior. The collection component (6) includes a drive motor (61). The drive motor (61) is fixedly installed on the outer surface of the solid cylinder (2). The output end of the drive motor (61) is rotatably connected to the body of the solid cylinder (2) and extends into the interior of the solid cylinder (2). The output end of the drive motor (61) is fixedly connected to a rotating rod (62) through a coupling. The outer surface of the rotating rod (62) is movably connected to the interior of the solid cylinder (2). The outer surface of the rotating rod (62) is fixedly connected to a connecting rod (63). The outer surface of the connecting rod (63) is fixedly connected to a scraper (64). The outer surface of the scraper (64) is movably connected to the outer surface of the filter element (5). The scraper (64) is provided with a cleaning unit (65) on its outside. The cleaning unit (65) includes a groove (651). The groove (651) is opened on the left and right sides inside the through groove (4) on one side. A slide rail (652) is fixedly connected inside the groove (651). A linear motor (653) is slidably connected to the outer surface of the slide rail (652). The outer surface of the linear motor (653) is movably connected to the groove (651). A folding strip (654) is fixedly connected to the outer surface of the linear motor (653). The outer surface of the folding strip (654) is movably connected to the inside of the through groove (4). The outer surface of the folding strip (654) is movably connected to the outer surface of the scraper (64). A baffle (655) is movably connected to the outer surface of the folding strip (654). The baffle (655) is fixed to the edge of the groove (651) and located inside the through groove (4).

2. The polishing machine for steel production and processing according to claim 1, characterized in that: A cylinder cover (10) is fixedly installed on one side of the outer surface of the cylinder (2). A corrugated pipe (11) is connected through the inside of the cylinder cover (10). A suction nozzle (12) is connected through one end of the corrugated pipe (11).

3. The polishing machine for steel production and processing according to claim 1, characterized in that: The filter element (5) includes two filter plates (51), and filter cotton (52) is movably connected between the outer surfaces of the two filter plates (51). Connecting plates (53) are movably connected to both sides of the outer surface of the filter cotton (52). The two sides of the outer surface of the two connecting plates (53) are respectively fixedly connected to the outer surfaces of the two filter plates (51). A sealing sleeve (54) is fitted on the outer surface of the two filter plates (51). The outer surfaces of the filter plates (51) and the sealing sleeve (54) are movably connected to the inside of the through groove (4).

4. A polishing machine for steel production and processing according to claim 1, characterized in that: The collection component (6) also includes a material box (66), the outer surface of which is movably connected to the outer surface of the fixed cylinder (2), the interior of which is connected to the interior of a side through groove (4), and the material box (66) is used to store grinding debris.

5. A polishing machine for steel production and processing according to claim 4, characterized in that: Both sides of the outer surface of the material box (66) are fixedly connected with clamping strips (67). The outer surfaces of the clamping strips (67) on both sides are fixedly connected to the outer surface of the solid cylinder (2). Dovetail grooves (68) are opened on the side of the outer surfaces of the clamping strips (67) that are close to each other. Dovetail strips (69) are movably connected inside the dovetail grooves (68). The outer surface of the dovetail strips (69) is fixedly connected to the outer surface of the material box (66).

6. A polishing machine for steel production and processing according to claim 1, characterized in that: A sliding rod (656) is provided on the outside of the folded strip (654). The outer surface of the sliding rod (656) is movably connected to the inside of the through groove (4). One end of the sliding rod (656) is slidably connected through the body of the fixed cylinder (2). Limiting plates (657) are fixedly connected to both ends of the sliding rod (656). The outer surface of one limiting plate (657) is movably connected to the outer surface of the folded strip (654) and the inside of the through groove (4), respectively. The outer surface of the limiting plate (657) on the other side is... The surface is embedded in the body of the fixed cylinder (2) and is movably connected. An elastic tube (658) is fixedly connected to the outer surface of the limiting plate (657) on one side. One end of the elastic tube (658) is fixedly connected to the inside of the through groove (4). A spring (659) is fixedly connected to the outer surface of the limiting plate (657) on one side. The spring (659) is sleeved on the outside of the slide rod (656) and located inside the elastic tube (658). One end of the spring (659) is fixedly connected to the inside of the through groove (4).

Citation Information

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