CN217473738U

CN217473738U - Mechanism sand grinder

Info

Publication number: CN217473738U
Application number: CN202221657443.4U
Authority: CN
Inventors: 仝小宁
Original assignee: Xuzhou Zhenning New Building Materials Co ltd
Current assignee: Xuzhou Zhenning New Building Materials Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-09-23
Anticipated expiration: 2032-06-29

Abstract

The utility model relates to the technical field of grinding devices, in particular to a machine-made sand grinding device, which comprises a device box body, wherein the upper surface of the device box body is provided with a feed inlet, the side surface of the device box body is provided with a discharge outlet, a grinding cavity and a grinding cavity are arranged in the device box body, a motor is started to rotate a rotating rod, the rotating rod can drive a grinding roller to rotate through the rotation of the rotating rod, the ground sandstone raw material can be ground through the rotation of the grinding roller, the machine-made sand meeting the requirement can fall into the discharge outlet from a filter screen, otherwise, the machine-made sand can be continuously ground, the machine-made sand can be smoothly discharged from the discharge outlet due to the inclined design of the inner wall surface of the discharge outlet, the grinding device firstly grinds the sandstone raw material through the grinding roller, and then grinds the ground sandstone raw material through the grinding roller, thereby improving the grinding efficiency of the grinding device, and can effectual promotion is to the grinding fineness of mechanism sand.

Description

Mechanism sand grinder

Technical Field

The utility model relates to a grinder technical field especially relates to a mechanism sand grinder.

Background

The machine-made sand is sand processed by the sand making machine and other accessory equipment, the finished product is more regular, and the sand can be processed into sand with different rules and sizes according to different process requirements, so that the daily requirement can be better met. The machine-made sand can be used for preparing qualified and applicable sand and stone only by professional equipment.

As disclosed in the chinese patent: the utility model provides a mechanism sand grinder, the publication number: CN213644231U, "through connecing hopper and filter, can carry out the separation to the grit to the cooperation stirs the pole and screw feeder pipe realizes the discharge of material, sprays the muddy water and the whitewashed thick liquid that erode and can pass the filter and get into the drain pipe downwards, realizes the effect of getting rid of whitewashed thick liquid and muddy water, and the purity of the product of lifting machine system sand promotes product quality", but in the in-service use process, directly carry out abrasive treatment to the grit raw materials, can not carry out crushing operation to it before, and grinding efficiency is lower.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a mechanism sand grinder.

In order to solve the technical problem, the utility model provides a following technical scheme: a machine-made sand grinding device comprises a device box body, wherein a feed inlet is formed in the upper surface of the device box body, a discharge outlet is formed in the side surface of the device box body, a grinding cavity and a grinding cavity are formed in the device box body, the grinding cavity is positioned below the grinding cavity, a grinding structure is arranged in the grinding cavity and comprises two grinding rollers, the two grinding rollers are all rotatably arranged in the grinding cavity, a driving device for driving the two grinding rollers is fixedly arranged at the side end part of the device box body, a grinding structure is arranged in the grinding cavity and comprises a motor and a grinding roller, the grinding roller is rotatably arranged in the grinding cavity, a rotating rod is fixedly arranged in the grinding roller, the bottom end of the rotating rod is rotatably arranged on the bottom surface of the inner wall of the device box body, and the upper end part of the rotating rod is fixedly connected with an output shaft of the motor, the device is characterized in that a discharging structure is arranged in the box body and comprises a rectangular plate and a filter screen, the two crushing rollers are horizontally arranged, a gap exists between the two crushing rollers, sliding grooves are formed in the inner wall surfaces of two sides of the crushing cavity, and the rectangular plate is arranged in the crushing cavity in a sliding mode and is located below the two crushing rollers.

As the utility model discloses a preferred technical scheme, the middle part fixed mounting of rectangular plate upper end has the water conservancy diversion piece, the water conservancy diversion piece is conical shape, the edge surface impartial distance of rectangular plate has seted up the small opening.

As a preferred technical scheme of the utility model, the equal fixedly connected with slider of both sides tip of rectangular plate, two the slider slides respectively and sets up in the spout.

As a preferred technical scheme of the utility model, two the equal fixedly connected with spring in bottom of slider, two the slider is respectively through the inner wall bottom surface fixed connection of spring with the spout.

As a preferred technical scheme of the utility model, filter screen fixed mounting is at the internal face of grinding the chamber, the filter screen is the annular form, the filter screen is in the top of discharge gate, the internal face of discharge gate is the slope design.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

one of them, start the drive equipment, make two crushing rollers rotate, drop into the grit raw materials in the feed inlet, two crushing rollers can carry out crushing treatment to the grit raw materials, the grit raw materials after smashing can fall into on the rectangular plate, and fall into the inner wall edge surface of smashing the chamber from the small opening on the rectangular plate, because the edge surface of smashing the chamber designs to the slope of center department, make the grit raw materials after smashing fall into to grind the intracavity smoothly, start the motor, make the dwang rotate, can drive the grinding roller through the rotation of dwang and rotate, can carry out grinding treatment to the grit raw materials after smashing through the rotation of grinding roller, the mechanism sand that satisfies the demand can fall into the discharge gate from the filter screen, otherwise then continue to be ground, because the internal face of discharge gate is the slope design, make the mechanism sand discharge from the discharge gate smoothly, this grinder carries out crushing treatment to the grit raw materials through crushing roller earlier, the rethread grinding roller carries out abrasive treatment to the grit raw materials after smashing, has improved this grinder's grinding efficiency, and can effectual promotion to the grinding fineness of mechanism sand.

Two, because two sliders slide respectively and set up in the spout, and the inner wall bottom surface fixed connection through spring and spout, the grit raw materials after smashing fall into can exert pressure to the spring on water conservancy diversion spare or the rectangular plate, make its atress compression, utilize the elasticity reset action of spring, make the rectangular plate produce vibrations, and because the water conservancy diversion spare is cone shape, avoid the grit raw materials after smashing to concentrate at the rectangular plate middle part, make the grit raw materials after smashing can be smooth arrange to grinding the intracavity from the rectangular plate small opening, and can effectually prevent that the grit raw materials after smashing from falling into to motor or grinding roller on, this grinding structure's steady operation has been guaranteed, the practicality of this grinder has been improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the polishing apparatus of the present invention;

FIG. 2 is a schematic sectional view of the case of the device of the present invention;

FIG. 3 is a schematic view of the chute according to the present invention;

fig. 4 is a schematic structural view of the rectangular plate of the present invention.

Wherein: 1. a device box body; 11. a feed inlet; 12. a discharge port; 13. a crushing cavity; 14. a grinding chamber; 15. a chute; 2. a crushing roller; 3. a motor; 4. grinding the roller; 41. rotating the rod; 5. a rectangular plate; 51. a flow guide member; 52. a slider; 53. a spring; 6. and (4) a filter screen.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

As shown in fig. 1, 2, 3 and 4, a machine-made sand grinding device comprises a device box 1, a feeding hole 11 is arranged on the upper surface of the device box 1, a discharging hole 12 is arranged on the side surface of the device box 1, a grinding cavity 13 and a grinding cavity 14 are arranged in the device box 1, the grinding cavity 14 is arranged below the grinding cavity 13, a grinding structure is arranged in the grinding cavity 13 and comprises two grinding rollers 2, the two grinding rollers 2 are both rotatably arranged in the grinding cavity 13, a driving device for driving the two grinding rollers 2 is fixedly arranged at the side end part of the device box 1, a grinding structure is arranged in the grinding cavity 14 and comprises a motor 3 and a grinding roller 4, the grinding roller 4 is rotatably arranged in the grinding cavity 14, a rotating rod 41 is fixedly arranged in the grinding roller 4, the bottom end of the rotating rod 41 is rotatably arranged at the bottom surface of the inner wall of the device box 1, the upper end part of the rotating rod 41 is fixedly connected with an output shaft of the motor 3, the device comprises a device box body 1, wherein a discharging structure is arranged in the device box body 1, the discharging structure comprises a rectangular plate 5 and a filter screen 6, two crushing rollers 2 are horizontally arranged, a gap is formed between the two crushing rollers 2, sliding grooves 15 are formed in the inner wall surfaces of two sides of a crushing cavity 13, the rectangular plate 5 is arranged in the crushing cavity 13 in a sliding manner, a driving device is started to enable the two crushing rollers 2 to rotate, sandstone raw materials are put into a feeding hole 11, the two crushing rollers 2 can crush the sandstone raw materials, the crushed sandstone raw materials can fall onto the rectangular plate 5 and fall onto the edge surface of the inner wall of the crushing cavity 13 from a leak hole on the rectangular plate 5, the edge surface of the crushing cavity 13 is designed to be inclined towards the center, the crushed sandstone raw materials can smoothly fall into a grinding cavity 14, a motor 3 is started, a rotating rod 41 is rotated, the grinding rollers 4 can be driven to rotate through the rotation of the rotating rod 41, the crushed sandstone raw materials are ground through the rotation of the grinding roller 4, the mechanism sand meeting the requirement falls into the discharge port 12 from the filter screen 6, otherwise, the mechanism sand is continuously ground, the mechanism sand is smoothly discharged from the discharge port 12 due to the inclined design of the inner wall surface of the discharge port 12, the grinding device firstly grinds the sandstone raw materials through the grinding roller 2, then grinds the crushed sandstone raw materials through the grinding roller 4, the grinding efficiency of the grinding device is improved, the grinding fineness of the mechanism sand can be effectively improved, as the two sliding blocks 52 are respectively arranged in the sliding grooves 15 in a sliding way and are fixedly connected with the bottom surface of the inner wall of the sliding groove 15 through the springs 53, the crushed sandstone raw materials fall onto the flow guide piece 51 or the rectangular plate 5 and can apply pressure on the springs 53, the springs 53 are stressed and compressed, and the elastic reset action of the springs 53 is utilized, the rectangular plate 5 is vibrated, and the flow guide piece 51 is conical, so that crushed sandstone raw materials are prevented from being concentrated in the middle of the rectangular plate 5, the crushed sandstone raw materials can be smoothly discharged into the grinding cavity 14 from the leak holes of the rectangular plate 5, and the crushed sandstone raw materials can be effectively prevented from falling onto the motor 3 or the grinding roller 4, the stable operation of the grinding structure is ensured, the practicability of the grinding device is improved, the flow guide piece 51 is fixedly arranged in the middle of the upper end of the rectangular plate 5 and is positioned below the two crushing rollers 2, the flow guide piece 51 is conical, the edge surface of the rectangular plate 5 is provided with leak holes at equal intervals, the end parts at two sides of the rectangular plate 5 are fixedly connected with the sliding blocks 52, the two sliding blocks 52 are respectively arranged in the sliding grooves 15 in a sliding manner, the bottom ends of the two sliding blocks 52 are respectively and fixedly connected with the springs 53, and the two sliding blocks 52 are respectively fixedly connected with the bottom surfaces of the inner walls of the sliding grooves 15 through the springs 53, the filter screen 6 is fixedly installed on the inner wall surface of the grinding cavity 14, the filter screen 6 is in an annular shape, the filter screen 6 is positioned above the discharge port 12, and the inner wall surface of the discharge port 12 is in an inclined design.

When the grinder is used, the driving device is started, so that the two grinding rollers 2 rotate, gravel raw materials are put into the feed inlet 11, the two grinding rollers 2 crush the gravel raw materials, the crushed gravel raw materials fall onto the rectangular plate 5 and fall into the edge surface of the inner wall of the grinding cavity 13 from the leak hole on the rectangular plate 5, the crushed gravel raw materials smoothly fall into the grinding cavity 14 due to the inclined design of the edge surface of the grinding cavity 13 towards the center, the motor 3 is started, the rotating rod 41 rotates, the grinding roller 4 is driven to rotate through the rotation of the rotating rod 41, the crushed gravel raw materials are ground through the rotation of the grinding roller 4, the machine-made sand meeting the requirements can fall into the feed outlet 12 from the filter screen 6, otherwise, the machine-made sand is continuously ground, and the inner wall surface of the feed outlet 12 is inclined, so that the machine-made sand is smoothly discharged from the feed outlet 12, the grinding device firstly crushes the sandstone raw material through the crushing roller 2, and then grinds the crushed sandstone raw material through the grinding roller 4, thereby improving the grinding efficiency of the grinding device, and effectively improving the grinding fineness of the machine-made sand, because the two sliding blocks 52 are respectively arranged in the sliding chute 15 in a sliding way and are fixedly connected with the bottom surface of the inner wall of the sliding chute 15 through the spring 53, the crushed sandstone raw material falls on the flow guide piece 51 or the rectangular plate 5 to apply pressure on the spring 53, so that the spring 53 is stressed and compressed, the rectangular plate 5 vibrates by utilizing the elastic reset action of the spring 53, and because the flow guide piece 51 is conical, the crushed sandstone raw material is prevented from being concentrated in the middle of the rectangular plate 5, the crushed sandstone raw material can be smoothly discharged from the leak hole of the rectangular plate 5 to the grinding cavity 14, and the crushed sandstone raw material can be effectively prevented from falling on the motor 3 or the grinding roller 4, the stable operation of the grinding structure is ensured, and the practicability of the grinding device is improved.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.

Claims

1. A machine-made sand grinding device comprises a device box body (1) and is characterized in that a feeding hole (11) is formed in the upper surface of the device box body (1), a discharging hole (12) is formed in the side surface of the device box body (1), a grinding cavity (13) and a grinding cavity (14) are arranged in the device box body (1), the grinding cavity (14) is located below the grinding cavity (13), a grinding structure is arranged in the grinding cavity (13) and comprises two grinding rollers (2), the two grinding rollers (2) are rotatably arranged in the grinding cavity (13), a driving device for driving the two grinding rollers (2) is fixedly arranged at the side end of the device box body (1), a grinding structure is arranged in the grinding cavity (14) and comprises a motor (3) and a grinding roller (4), the grinding roller (4) is rotatably arranged in the grinding cavity (14), fixed mounting has dwang (41) in grinding roller (4), the bottom of dwang (41) is rotated and is installed the inner wall bottom surface at device box (1), the upper end of dwang (41) and the output shaft fixed connection of motor (3), be provided with ejection of compact structure in device box (1), ejection of compact structure includes rectangular plate (5) and filter screen (6).

2. A machine-made sand grinding apparatus according to claim 1, characterized in that the two crushing rollers (2) are horizontally placed with a gap between the two crushing rollers (2).

3. A machine-made sand grinding device according to claim 1, characterized in that the inner wall surfaces of both sides of the crushing cavity (13) are provided with sliding grooves (15), and the rectangular plate (5) is slidably arranged in the crushing cavity (13) and is positioned below the two crushing rollers (2).

4. The machine-made sand grinding device according to claim 3, wherein a flow guide member (51) is fixedly installed in the middle of the upper end of the rectangular plate (5), the flow guide member (51) is conical, and leak holes are formed in the edge surface of the rectangular plate (5) at equal intervals.

5. A machine-made sand grinding device according to claim 4, characterized in that the two side ends of the rectangular plate (5) are fixedly connected with sliding blocks (52), and the two sliding blocks (52) are respectively arranged in the sliding grooves (15) in a sliding way.

6. A machine-made sand grinding device according to claim 5, characterized in that the bottom ends of the two sliding blocks (52) are fixedly connected with springs (53), and the two sliding blocks (52) are respectively fixedly connected with the bottom surface of the inner wall of the chute (15) through the springs (53).

7. The machine-made sand grinding device according to claim 1, wherein the filter screen (6) is fixedly installed on the inner wall surface of the grinding cavity (14), the filter screen (6) is annular, the filter screen (6) is positioned above the discharge port (12), and the inner wall surface of the discharge port (12) is designed to be inclined.