CN216173008U

CN216173008U - Fine grinding device for machine-made sand

Info

Publication number: CN216173008U
Application number: CN202122263911.1U
Authority: CN
Inventors: 朱桥
Original assignee: Chongqing Xuzhan Building Material Co ltd
Current assignee: Chongqing Dali Building Materials Co.,Ltd.
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-04-05
Anticipated expiration: 2031-09-18

Abstract

The utility model relates to the technical field of machine-made sand processing, and discloses a machine-made sand fine grinding device which comprises a machine shell, wherein a first blocking net and a second blocking net are respectively arranged in the machine shell, a grinding cavity is arranged above the first blocking net, a grinding cavity is arranged above the second blocking net, a driving component is jointly arranged in the grinding cavity and the grinding cavity, the driving component comprises a machine box arranged at the bottom of the first blocking net, the rotation of a fixed shaft, a stirring roller and a grinding head is realized by utilizing the meshing transmission of a bevel gear and a first transmission bevel gear, namely, when stones are put in from a feed inlet, the stones enter the grinding cavity to be subjected to primary grinding treatment until the stones can enter the grinding cavity from the first blocking net, then the stones are ground by grindstones and mortar in the grinding cavity, and the machine-made sand meeting the requirements is discharged by the second blocking net to obtain a finished product, and the machine-made sand fine grinding device has novel structure and simple and convenient operation, the multi-polarization crushing and grinding operation can be realized, the grinding fineness of the machine-made sand is greatly improved, and the use requirement is met.

Description

Fine grinding device for machine-made sand

Technical Field

The utility model relates to the technical field of machine-made sand processing, in particular to a machine-made sand fine grinding device.

Background

With the shortage of national resources and the increasing severity of environmental protection situation, river sand resources are seriously short, and the national river sand in-place price is nearly twice of that of machine-made sand, so that most of mixing stations in some areas do not use the river sand, the machine-made sand is used as fine aggregate of concrete, the machine-made sand is sand processed by a sand making machine and other accessory equipment, the finished product is more regular, the sand can be processed into sands with different rules and sizes according to different process requirements, and daily requirements can be better met.

At present, in the course of working to the mechanism sand, especially relate to the grinding operation to the mechanism sand, current grinder function is comparatively single, and it is relatively poor to grind the effect, can't realize multipolar fine processing to cause the product quality of mechanism sand not high, to this we propose a mechanism sand fine grinding device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a machine-made sand fine grinding device, which solves the problems that in the prior art, the grinding device has single function, the grinding effect is poor, and multi-polarization fine machining cannot be realized, so that the quality of a machine-made sand product is not high.

In order to achieve the purpose, the utility model provides the following technical scheme: the improved grinder comprises a housing, be provided with first fender net and second fender net in the casing respectively, the top that first fender was netted is equipped with smashes the chamber, the top that the second kept off the net is equipped with grinds the chamber, it is equipped with drive assembly jointly with grinding the intracavity to smash the chamber, drive assembly is including setting up the quick-witted case in first fender net bottom, quick-witted incasement is equipped with the motor, the output of motor is connected with bevel gear, bevel gear's top is equipped with the fixed axle, the fixed axle runs through quick-witted case and first fender net to upwards extend, the fixed axle bottom is equipped with first transmission bevel gear, first transmission bevel gear cooperatees with bevel gear, is located smash the fixed axle of intracavity and be equipped with the stirring roller outward, be provided with the crushing head on the stirring roller.

Preferably, the bevel gear below is equipped with the pivot, the pivot top is connected with second transmission bevel gear, second transmission bevel gear cooperatees with bevel gear, just the bottom of pivot runs through quick-witted case and downwardly extending, is located be provided with the whetstone in the pivot of grinding the intracavity, the outer wall edge of whetstone is equipped with the molars of looks adaptation with it, the molars are connected with the casing inner wall.

Preferably, the bottom of the grindstone is provided with a chassis, the chassis and the relative outer wall of the grindstone are both provided with an annular grinding notch, and a plurality of grinding balls matched with the annular grinding notch are arranged in the annular grinding notch.

Preferably, the top of the machine shell is provided with a feeding hole, and the bottom of the machine shell is provided with a discharging hole.

Preferably, the bottom both sides of casing are provided with the support, link up on the outer wall of casing and be equipped with the clearance mouth, be equipped with the baffle in the clearance mouth.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the utility model relates to a machine-made sand fine grinding device, which is provided with a driving assembly, wherein a bevel gear and a first transmission bevel gear are meshed for transmission, so that the rotation of a fixed shaft, a stirring roller and a grinding head is realized, namely, when stones are put in from a feed inlet, the stones enter a grinding cavity to be subjected to primary grinding treatment until the stones can enter the grinding cavity from a first baffle net, and then the stones and molars in the grinding cavity are ground, so that machine-made sand meeting requirements is discharged from a second baffle net to obtain a finished product.

(2) The utility model relates to a machine-made sand fine grinding device, which is provided with a chassis and grinding balls, wherein the chassis is driven by a grinding stone to rotate, and the grinding balls between the chassis and the grinding stone can roll in an annular grinding notch, so that the falling machine-made sand is further ground, the grinding effect is further improved, and the product quality of the machine-made sand is improved.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the housing of the present invention;

FIG. 3 is a schematic top view of the base plate of the present invention.

In the reference symbols: 1. a housing; 11. a feed inlet; 12. cleaning the opening; 13. a baffle plate; 14. a discharge outlet; 2. a support; 31. a first barrier net; 32. a second net; 33. a grinding chamber; 34. a grinding chamber; 4. a chassis; 41. a motor; 42. a fixed shaft; 43. a first drive bevel gear; 44. a stirring roller; 45. a pulverizing head; 51. a rotating shaft; 52. a second drive bevel gear; 53. grinding stone; 54. a molars; 55. a chassis; 56. an annular grinding notch; 57. and grinding the ball.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Examples

Referring to fig. 1 and 2, the present invention provides a technical solution of a machine-made sand fine grinding device: comprises a machine shell 1, a first blocking net 31 and a second blocking net 32 are respectively arranged in the machine shell 1, concretely, the aperture of the first blocking net 31 is larger than that of the second blocking net 32, a crushing cavity 33 is arranged above the first blocking net 31, a grinding cavity 34 is arranged above the second blocking net 32, a driving component is jointly arranged in the crushing cavity 33 and the grinding cavity 34, the driving component comprises a machine box 4 arranged at the bottom of the first blocking net 31, concretely, the machine box 4 is fixedly connected with the first blocking net 31, a motor 41 is arranged in the machine box 4, the output end of the motor 41 is connected with a bevel gear, a fixed shaft 42 is arranged above the bevel gear, the fixed shaft 42 penetrates through the machine box 4 and the first blocking net 31 and extends upwards, concretely, the fixed shaft 42 is rotatably matched with the machine box 4 and the first blocking net 31, a first transmission bevel gear 43 is arranged at the bottom end of the fixed shaft 42, the first transmission bevel gear 43 is matched with the bevel gear, the first transmission bevel gear 43 is engaged with the bevel gear, a plurality of stirring rollers 44 are arranged outside the fixed shaft 42 in the crushing cavity 33, specifically, the stirring rollers 44 are arranged in a plurality, the stirring rollers 44 are distributed on two sides of the fixed shaft 42 in an equally spaced staggered manner and are fixedly connected with the fixed shaft 42, the stirring rollers 44 are provided with crushing heads 45, specifically, the crushing heads 45 are fixedly connected with the stirring rollers 44, a rotating shaft 51 is arranged below the bevel gear, the top end of the rotating shaft 51 is connected with a second transmission bevel gear 52, the second transmission bevel gear 52 is matched with the bevel gear, specifically, the second transmission bevel gear 52 is engaged with the bevel gear, the bottom end of the rotating shaft 51 penetrates through the case 4 and extends downwards, specifically, the rotating shaft 51 is rotatably connected with the case 4, a grinding stone 53 is arranged on the rotating shaft 51 in the grinding cavity 34, specifically, the grinding stone 53 is fixedly connected with the rotating shaft 51, and the edge of the outer wall of the grinding stone 53 is provided with a grinding stone 54 matched with the grinding stone, the molars 54 are connected with the inner wall of the machine case 1, and specifically, the molars 54 are fixedly connected with the machine case 1.

In this embodiment, when the building stones enter the crushing cavity 33, the motor 41 operates to drive the bevel gears to rotate, because the bevel gears are meshed with the first transmission bevel gear 43 to connect, i.e. to drive the fixed shaft 42 to rotate, the preliminary crushing operation of the stirring roller 44 and the crushing head 45 on the building stones is realized, the size of the crushed building stones can meet the aperture of the first blocking net 31, when the building stones enter the grinding cavity 34, similarly, the bevel gears are meshed with the second transmission bevel gears 52 to drive the rotating shaft 51 to rotate, so that the rotating shaft 51 drives the grindstones 53 to be matched with the molars 54, the grindstones 53 are extruded with the molars 54, the grinding of the building stones is realized, and the ground size of the building stones meets the aperture of the second blocking net 32.

Referring to fig. 2 and 3, further, a bottom plate 55 is disposed at the bottom of the grinding stone 53, specifically, the bottom plate 55 is fixedly connected with the grinding stone 53, annular grinding notches 56 are disposed on the outer walls of the bottom plate 55 and the grinding stone 54, and a plurality of grinding balls 57 adapted to the annular grinding notches 56 are disposed in the annular grinding notches 56.

In this embodiment, when the grinding stone 53 rotates, the base plate 55 is driven to rotate, and the grinding balls 57 between the base plate 55 and the grinding stone 54 can roll along the annular grinding notch 56, so that the grinding balls can further grind the machine-made sand falling into the annular grinding notch 46.

Please refer to fig. 1, further, a feed inlet 11 is arranged at the top of the casing 1, a discharge outlet 14 is arranged at the bottom of the casing 1, supports 2 are arranged on two sides of the bottom of the casing 1, specifically, the supports 2 are fixedly connected with the casing 1, a cleaning opening 12 is arranged on the outer wall of the casing 1 in a penetrating manner, a baffle 13 is arranged in the cleaning opening 12, specifically, the baffle 13 is movably connected with the cleaning opening 12 through a hinge, and the stone sieved on the second screen 32 can be taken out and cleaned by opening the baffle 13, so that the quality of the machine-made sand finished product is ensured.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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

Claims

1. The machine-made sand fine grinding device is characterized by comprising a machine shell (1), wherein a first blocking net (31) and a second blocking net (32) are respectively arranged in the machine shell (1), a grinding cavity (33) is arranged above the first blocking net (31), a grinding cavity (34) is arranged above the second blocking net (32), a driving assembly is jointly arranged in the grinding cavity (33) and the grinding cavity (34), the driving assembly comprises a machine box (4) arranged at the bottom of the first blocking net (31), a motor (41) is arranged in the machine box (4), an output end of the motor (41) is connected with a bevel gear, a fixed shaft (42) is arranged above the bevel gear, the fixed shaft (42) penetrates through the machine box (4) and the first blocking net (31) and extends upwards, a first transmission bevel gear (43) is arranged at the bottom end of the fixed shaft (42), and the first transmission bevel gear (43) is matched with the bevel gear, and a stirring roller (44) is arranged outside the fixed shaft (42) in the crushing cavity (33), and a crushing head (45) is arranged on the stirring roller (44).

2. The machine-made sand fine grinding device according to claim 1, characterized in that: bevel gear below is equipped with pivot (51), pivot (51) top is connected with second transmission bevel gear (52), second transmission bevel gear (52) cooperate with bevel gear, just machine case (4) and downwardly extending are run through to the bottom of pivot (51), are located be provided with grindstone (53) on pivot (51) in grinding chamber (34), the outer wall edge of grindstone (53) is equipped with molars (54) of looks adaptation with it, molars (54) are connected with casing (1) inner wall.

3. The machine-made sand fine grinding device according to claim 2, characterized in that: the bottom of stone (53) is provided with chassis (55), all seted up annular grinding notch (56) on chassis (55) and the relative outer wall of mortar stone (54), be equipped with a plurality of grinding ball (57) of looks adaptation in annular grinding notch (56).

4. The machine-made sand fine grinding device according to claim 1, characterized in that: the top of casing (1) is equipped with feed inlet (11), the bottom of casing (1) is equipped with bin outlet (14).

5. The machine-made sand fine grinding device according to claim 1, characterized in that: the bottom both sides of casing (1) are provided with support (2), link up on the outer wall of casing (1) and be equipped with clearance mouth (12), be equipped with baffle (13) in clearance mouth (12).