Grinding device for steel slag micropowder

Abstract

The utility model belongs to the technical field of grinding, and particularly relates to a steel slag micro-powder grinding device which comprises a base, a screening mechanism is arranged above the base, and a grinding executing mechanism is arranged on one side of the screening mechanism. Through the arranged grinding executing mechanism, steel slag of different sizes and volumes is effectively ground, the steel slag is subjected to rolling crushing through cooperation of a crushing assembly, a first arc-shaped crushing plate and a crushing ball body which are arranged in a crushing box body, the steel slag meeting the diameter of a first material flowing hole is subjected to blanking, and the steel slag flows into a grinding box through a material guiding box and a material guiding pipe; and the crushed steel slag is ground through the grinding assembly installed in the grinding box, and the ground steel slag is pushed out of the grinding box through the discharging push plate, so that the crushing and grinding effects are guaranteed, the crushing and grinding efficiency of the steel slag with different sizes and volumes is improved, and the grinding and powder discharging quality of the steel slag is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of grinding, and in particular relates to a grinding device for steel slag powder. Background Art

[0002] In the steel industry, steel slag is an inevitable byproduct of the steelmaking process and is also a solid waste resource with a low utilization rate in the steel industry. For every ton of pig iron smelted, 0.1-0.2 tons of steel slag is produced, and the annual steel slag emissions in the world reach hundreds of millions of tons. Steel slag powder is also a new type of steel slag utilization method born under this situation; some steel slag powder can replace clinker in cement production; some steel slag powder can replace clinker to reduce cement production costs.

[0003] In the existing related technologies, when grinding steel slag, the size of the steel slag is different, resulting in the inability to effectively grind steel slag of different sizes. Therefore, it is urgent to design a steel slag micro-powder grinding device to deal with these problems. Utility Model Content

[0004] Aiming at the deficiencies of the prior art, the utility model discloses a grinding device for steel slag powder.

[0005] The utility model achieves the above-mentioned purpose through the following technical solutions:

[0006] A steel slag powder grinding device comprises a base, a screening mechanism is arranged above the base, and a grinding execution mechanism is arranged on one side of the screening mechanism.

[0007] The grinding actuator includes a feed pipe arranged on one side of the screening mechanism, a crushing box is arranged below the feed pipe, a crushing assembly is arranged in the crushing box, a first arc-shaped crushing plate is arranged below the crushing assembly, a crushing ball is arranged on the first arc-shaped crushing plate, a first flow hole is arranged on the first arc-shaped crushing plate, a feed guide box is installed below the crushing box, a material guide pipe is installed below the feed guide box, a grinding box is connected below the material guide pipe, a grinding assembly is arranged inside the grinding box, and a discharge push plate is arranged below the grinding assembly.

[0008] Preferably, the screening mechanism includes a vertical frame arranged above the base, a lifting hydraulic cylinder is installed on the vertical frame, a support shaft is installed on the power end of the lifting hydraulic cylinder, a lifting platform is installed on the support shaft, a first damping spring device is arranged below the lifting platform, a screening box is installed on the lifting platform, a vibration assembly is arranged on the screening box, a grate plate is installed in the screening box, and a screening discharge assembly is arranged on one side of the screening box.

[0009] Preferably, the crushing assembly comprises a first rotating shaft arranged in the crushing box, a driving motor is installed at one end of the first rotating shaft, a crushing roller is installed on the outer surface of the first rotating shaft, and crushing nails are installed on the outer surface of the crushing roller.

[0010] Preferably, the grinding assembly comprises a grinding roller arranged inside the grinding box, a power source is arranged at one end of the grinding roller, and an arc-shaped grinding plate is arranged below the grinding roller.

[0011] Preferably, the vibration assembly comprises a vibration motor arranged on the screening box, and a second damping spring device is arranged below the screening box.

[0012] Preferably, the screening material discharging assembly comprises a screening material discharging port arranged on one side of the screening box, a movable baffle is installed on the screening box, and a material guiding inclined plate is arranged on one side of the movable baffle.

[0013] The beneficial effects are:

[0014] The utility model discloses a grinding device for steel slag powder. The grinding actuator is arranged to effectively grind steel slag of different sizes. The crushing assembly, the first arc-shaped crushing plate and the crushing sphere arranged in the crushing box cooperate to roll and crush the steel slag. The steel slag that meets the diameter of the first flow hole is dropped and flows into the grinding box through a material guide box and a material guide pipe. The crushed steel slag is ground through the grinding assembly installed in the grinding box. After grinding, the grinding box is pushed out through a discharging push plate, thereby ensuring the crushing and grinding effects, improving the efficiency of crushing and grinding steel slag of different sizes, and ensuring the quality of the steel slag ground powder. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the shaft side structure of the utility model;

[0016] Figure 2 It is a front view structural schematic diagram of the utility model;

[0017] Figure 3 It is a first structural schematic diagram of the utility model;

[0018] Figure 4 It is a second structural schematic diagram of the utility model;

[0019] Figure 5 It is a third structural schematic diagram of the utility model;

[0020] Figure 6 yes Figure 5 Schematic diagram of the structure at A in the middle.

[0021] In the figure: 1. base;

[0022] 2. Screening mechanism; 201. Stand; 202. Lifting hydraulic cylinder; 203. First damping spring device; 204. Lifting platform; 2041. Support shaft; 205. Second damping spring device; 206. Vibrating motor; 207. Grate plate; 208. Movable baffle; 2081. Screening outlet; 209. Material guide inclined plate; 210. Screening box;

[0023] 3. Grinding actuator; 301. Feeding pipe; 302. Crushing box; 303. Feeding box; 304. First rotating shaft; 3041. Driving motor; 305. Crushing roller; 3051. Crushing nail; 306. Crushing sphere; 307. First arc-shaped crushing plate; 3071. First material flow hole; 308. Feeding pipe; 309. Grinding roller; 3091. Power source; 310. Arc-shaped grinding plate; 311. Discharging push plate; 312. Grinding box. DETAILED DESCRIPTION

[0024] 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.

[0025] In the description of the present invention, it should be noted that the directions or positional relationships indicated by terms such as "center", "up", "down", "left", "right", "vertical", "horizontal", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention; the terms "first", "second" and "third" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0026] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] Reference Figure 1-6The utility model provides an embodiment: a grinding device for steel slag powder, comprising a base 1, a screening mechanism 2 is arranged above the base 1, and a grinding actuator 3 is arranged on one side of the screening mechanism 2.

[0028] In this embodiment: the screening mechanism 2 includes a stand 201 arranged above the base 1, a lifting hydraulic cylinder 202 is installed on the stand 201, a support shaft 2041 is installed at the power end of the lifting hydraulic cylinder 202, a lifting platform 204 is installed on the support shaft 2041, and the lifting hydraulic cylinder 202 is used to push the lifting platform 204 to move up and down. A first damping spring device 203 is arranged below the lifting platform 204, a screening box 210 is installed on the lifting platform 204, a vibration component is arranged on the screening box 210, and a grate plate 207 is installed in the screening box 210. A screening and discharging component is arranged on one side of the screening box 210. The vibration component includes a vibration motor 206 arranged on the screening box 210, and a second damping spring device 205 is arranged below the screening box 210. The vibration component is used to vibrate and screen the steel slag on the grate plate 207. The screening material discharging assembly includes a screening material discharging port 2081 arranged on one side of the screening box 210 . A movable baffle 208 is installed on the screening box 210 . A material guiding inclined plate 209 is arranged on one side of the movable baffle 208 .

[0029] In this embodiment: the grinding actuator 3 includes a feed pipe 301 arranged on one side of the screening mechanism 2, a crushing box 302 is arranged below the feed pipe 301, a crushing assembly is arranged inside the crushing box 302, a first arc-shaped crushing plate 307 is arranged below the crushing assembly, a crushing ball 306 is arranged on the first arc-shaped crushing plate 307, a first flow hole 3071 is arranged on the first arc-shaped crushing plate 307, a feed box 303 is installed below the crushing box 302, a guide pipe 308 is installed below the guide box 303, a grinding box 312 is connected below the guide pipe 308, a grinding assembly is arranged inside the grinding box 312, and a discharge push plate 311 is arranged below the grinding assembly. An electric telescopic rod is installed at the rear side of the discharge push plate 311, and the discharge push plate 311 is used to push the ground slag powder out of the grinding box 312. The crushing assembly includes a first rotating shaft 304 arranged in a crushing box 302, a driving motor 3041 is installed at one end of the first rotating shaft 304, a crushing roller 305 is installed on the outer surface of the first rotating shaft 304, and a crushing nail 3051 is installed on the outer surface of the crushing roller 305. The crushing nail 3051 is triangular and is used to crush the steel slag. The grinding assembly includes a grinding roller 309 arranged inside the grinding box 312, and a power source 3091 is arranged at one end of the grinding roller 309. The power source 3091 is used to drive the grinding roller 309 to cooperate with the arc-shaped grinding plate 310 to grind the steel slag. The grinding roller 309 is arc-shaped. An arc-shaped grinding plate 310 is arranged below the grinding roller 309. The arc-shaped grinding plate 310 is provided with a grinding screening hole for screening the grinding micro powder. The power source 3091 includes an incomplete gear arranged at one end of the grinding roller 309, a rack is meshed on one side of the incomplete gear, and a cylinder is installed at one end of the rack.

[0030] Working principle: When in use, firstly, steel slag of different sizes are placed in batches in the grate plate 207 in the screening box 210, and the vibration motor 206 is started to cooperate with the second damping spring device 205 to vibrate the steel slag of different sizes. The steel slag that meets the aperture of the grate plate 207 falls into the inner side of the screening box 210, and the steel slag that does not meet the aperture continues to be vibrated and screened. The lifting hydraulic cylinder 202 is started to push the lifting platform 204 and the screening box 210 through the support shaft 2041 to rise a certain angle, so that the steel slag that falls into the screening box 210 moves to one side of the screening box 210 and approaches the screening outlet 2081. The steel slag passes through the movable baffle 208 and the material guide inclined plate 209 and enters the feed pipe 301. The drive motor 3041 is started to drive the first A rotating shaft 304, a crushing roller 305, and a crushing nail 3051 rotate. When the steel slag enters the crushing box 302, the rotating crushing roller 305, the crushing nail 3051 and the crushing ball 306 crush the steel slag. After a certain degree of crushing, the crushed steel slag passes through the first flow hole 3071 on the first arc-shaped crushing plate 307, the guide box 303, and the guide pipe 308, and enters the grinding box 312. The power source 3091 is started to drive the grinding roller 309 and the crushed steel slag to be ground on the arc-shaped grinding plate 310. When the steel slag is ground to a fine powder state, it falls into the grinding box 312 through the grinding screening hole set on the arc-shaped grinding plate 310. By opening the electric telescopic rod, the discharging push plate 311 is driven to push the steel slag powder out.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A grinding device for steel slag powder, characterized in that: It comprises a base (1), a screening mechanism (2) is arranged above the base (1), and a grinding actuator (3) is arranged on one side of the screening mechanism (2); The grinding actuator (3) comprises a feed pipe (301) arranged at one side of the screening mechanism (2); a crushing box (302) is arranged below the feed pipe (301); a crushing assembly is arranged inside the crushing box (302); a first arc-shaped crushing plate (307) is arranged below the crushing assembly; a crushing ball (306) is arranged on the first arc-shaped crushing plate (307); a first flow hole (3071) is arranged on the first arc-shaped crushing plate (307); a feed guide box (303) is installed below the crushing box (302); a material guide pipe (308) is installed below the feed guide box (303); a grinding box (312) is connected below the material guide pipe (308); a grinding assembly is arranged inside the grinding box (312); and a discharge push plate (311) is arranged below the grinding assembly.

2. The grinding device for steel slag powder according to claim 1, characterized in that: The screening mechanism (2) comprises a vertical stand (201) arranged above the base (1); a lifting hydraulic cylinder (202) is installed on the vertical stand (201); a support shaft (2041) is installed on the power end of the lifting hydraulic cylinder (202); a lifting platform (204) is installed on the support shaft (2041); a first damping spring device (203) is arranged below the lifting platform (204); a screening box (210) is installed on the lifting platform (204); a vibration component is arranged on the screening box (210); a grate plate (207) is installed in the screening box (210); and a screening discharge component is arranged on one side of the screening box (210).

3. The grinding device for steel slag powder according to claim 1, characterized in that: The crushing assembly comprises a first rotating shaft (304) arranged in the crushing box (302), a driving motor (3041) is installed at one end of the first rotating shaft (304), a crushing roller (305) is installed on the outer surface of the first rotating shaft (304), and a crushing nail (3051) is installed on the outer surface of the crushing roller (305).

4. The grinding device for steel slag powder according to claim 1, characterized in that: The grinding assembly comprises a grinding roller (309) arranged inside the grinding box (312), a power source (3091) is arranged at one end of the grinding roller (309), and an arc-shaped grinding plate (310) is arranged below the grinding roller (309).

5. The grinding device for steel slag powder according to claim 2, characterized in that: The vibration assembly comprises a vibration motor (206) arranged on the screening box (210), and a second damping spring device (205) is arranged below the screening box (210).

6. The grinding device for steel slag powder according to claim 2, characterized in that: The screening material discharging assembly comprises a screening material discharging port (2081) arranged on one side of the screening box (210); a movable baffle (208) is installed on the screening box (210); and a material guiding inclined plate (209) is arranged on one side of the movable baffle (208).

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