CN217189952U

CN217189952U - Sand mill

Info

Publication number: CN217189952U
Application number: CN202220093238.3U
Authority: CN
Inventors: 孙涛; 何赐全; 郑艳枝; 徐凌飞; 岳喜涛; 李奇
Original assignee: Jiaozuo Zhongcheng New Material Co ltd
Current assignee: Jiaozuo Zhongcheng New Material Co ltd
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-08-16
Anticipated expiration: 2032-01-13

Abstract

The utility model relates to a chemical production technical field discloses a sand mill, including interior barrel and outer barrel, it is internal that the urceolus is located to interior barrel is coaxial, and the top of interior barrel is equipped with the inlet pipe, is equipped with interior punishment in advance hole on the lateral wall of interior barrel, is equipped with interior dispersion subassembly in the interior barrel, forms outer sanding chamber between interior barrel and the outer barrel, outer sanding intracavity is equipped with outer dispersion subassembly. The utility model discloses can in time separate out the small-size particle diameter solid particle that produces in the grinding process and carry out the secondary grinding, realize grinding respectively to the solid particle of different particle diameters to can in time discharge the material that has ground, improve grinding efficiency greatly, shorten the grinding time, reduce the cost of grinding, improve grinding effect.

Description

Sand mill

Technical Field

The utility model relates to a chemical production technical field especially relates to a sand mill.

Background

In the production process of zirconia products, a sand mill is needed to carry out wet grinding on materials. The working principle of the sand mill is as follows: the material and the grinding medium are stirred by the disperser rotating at high speed, and the solid particles in the material and the grinding medium generate strong collision, friction and shearing actions, so that the grinding effect is achieved. The existing sand mill can not grind solid particles with different particle sizes in materials respectively during working and can not discharge the ground materials in time, so that the grinding time is long, the efficiency is low, the cost is high, the grinding effect is poor, and the large-scale production is not facilitated.

SUMMERY OF THE UTILITY MODEL

To the technical problem that prior art exists, the utility model provides a sand mill.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sand mill, includes interior barrel and outer barrel, it is internal that the urceolus is located to interior barrel is coaxial, and the top of interior barrel is equipped with the inlet pipe, is equipped with interior punishment in advance hole on the lateral wall of interior barrel, is equipped with interior dispersion subassembly in the interior barrel, forms outer sand mill chamber between interior barrel and the outer barrel, outer sand mill intracavity is equipped with outer dispersion subassembly.

Preferably, the inner dispersion assembly comprises an inner dispersion shaft rotatably arranged in the inner cylinder body, the inner dispersion shaft is provided with an inner dispersion rod, and the inner dispersion shaft is connected with an inner dispersion motor.

Preferably, the feed pipe and the inner cylinder body are coaxially arranged and extend out of the outer cylinder body, and the top of the inner dispersion shaft is connected with a material distribution cone.

Preferably, outer dispersion subassembly includes the connecting axle with the coaxial setting of outer barrel, the connecting axle rotates to be connected in outer barrel top and be connected with drive assembly, is connected with the support on the connecting axle, be connected with outer dispersion axle on the support, be equipped with outer dispersion pole on the outer dispersion axle.

Preferably, the driving assembly comprises an outer dispersion motor, a first bevel gear and a second bevel gear, the outer dispersion motor is fixed at the top of the outer cylinder, the first bevel gear is connected with the outer dispersion motor, and the second bevel gear is connected to the connecting shaft and meshed with the first bevel gear.

Preferably, the outer dispersion shaft is in running fit with the support, a first transmission gear is connected to the outer dispersion shaft, a second transmission gear is meshed with the first transmission gear, the second transmission gear is fixed to the top wall of the outer cylinder, and a through hole for penetrating through the connecting shaft is formed in the second transmission gear.

Preferably, an annular discharging cavity is arranged below the outer sanding cavity, an outer material passing hole is formed in the bottom wall of the outer sanding cavity, the aperture of the outer material passing hole is smaller than that of the inner material passing hole, and a discharging pipe is arranged in the discharging cavity.

The utility model discloses still including making other subassemblies of a sand mill normal use, be the conventional technical means in this field. In addition, the device or the component which is not limited in the utility model adopts the conventional technical means in the field.

The utility model discloses can in time separate out the small-size particle diameter solid particle that produces in the grinding process and carry out the secondary grinding, realize grinding respectively to the solid particle of different particle diameters to can in time discharge the material that has ground, improve grinding efficiency greatly, shorten the grinding time, reduce the cost of grinding, improve grinding effect.

Drawings

Fig. 1 is a schematic structural diagram of the present embodiment.

Fig. 2 is a view from a-a of the connecting shaft of fig. 1.

In the figure: the device comprises an inner cylinder body 1, an outer cylinder body 2, a feeding pipe 3, an outer sand grinding cavity 4, an inner dispersion shaft 5, an inner dispersion rod 6, a material distribution cone 7, a connecting shaft 8, a support 9, an outer dispersion shaft 10, an outer dispersion rod 11, an outer dispersion motor 12, a transmission gear I13, a transmission gear II 14, a material discharging cavity 15 and a material discharging pipe 16.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1-2, a sand mill comprises an inner cylinder body 1 and an outer cylinder body 2, wherein the inner cylinder body 1 is coaxially arranged in the outer cylinder body 2, a feeding pipe 3 is arranged at the top of the inner cylinder body 1, an inner material passing hole is formed in the side wall of the inner cylinder body 1, an inner dispersion component is arranged in the inner cylinder body 1, an outer sand grinding cavity 4 is formed between the inner cylinder body 1 and the outer cylinder body 2, and an outer dispersion component is arranged in the outer sand grinding cavity 4. In this embodiment, the outer cylinder 2 is provided with a grinding medium inlet; the grinding media in the inner cylinder 1 and the material to be ground are both fed through the feed tube 3 and the grinding media in the outer sanding chamber 4 is fed through the grinding media inlet.

Interior dispersion subassembly is including rotating interior dispersion axle 5 of locating in barrel 1, be equipped with interior dispersion pole 6 on the interior dispersion axle 5, interior dispersion axle 5 is connected with interior dispersion motor. The inner dispersion motor drives the inner dispersion shaft 5 to rotate, and the inner dispersion rod 6 rotates along with the inner dispersion shaft 5 to disperse and stir the materials and the grinding media.

The inlet pipe 3 sets up with interior barrel 1 is coaxial and extends to outside barrel 2, and the top of interior dispersion axle 5 is connected with branch material awl 7. The material distributing cone 7 can disperse materials and grinding media entering from the feeding pipe 3, so that the materials and the grinding media enter the inner cylinder body 1 from the edge of the material distributing cone 7, the inner dispersing shaft 5 and the inner dispersing rod 6 are protected, and the materials are prevented from accumulating at the top of the inner dispersing shaft 5.

Outer dispersion subassembly includes the connecting axle 8 with the coaxial setting of outer barrel 2, connecting axle 8 rotates to be connected in 2 tops of outer barrel and be connected with drive assembly, is connected with support 9 on the connecting axle 8, be connected with outer dispersion axle 10 on the support 9, be equipped with outer dispersion pole 11 on the outer dispersion axle 10. In this embodiment, the connecting shaft 8 is hollow, and the feeding pipe 3 penetrates through the connecting shaft 8.

The driving assembly comprises an outer dispersing motor 12, a first bevel gear and a second bevel gear, the outer dispersing motor 12 is fixed at the top of the outer barrel body 2, the first bevel gear is connected with the outer dispersing motor 12, and the second bevel gear is connected to the connecting shaft 8 and meshed with the first bevel gear. The outer dispersion motor 12 drives the connecting shaft 8 to rotate through the first bevel gear and the second bevel gear which are meshed with each other, and the outer dispersion shaft 10 rotates along with the connecting shaft 8, so that materials and grinding media in the outer sand grinding cavity are dispersed and stirred.

The outer dispersing shaft 10 is in running fit with the support 9, a first transmission gear 13 is connected to the outer dispersing shaft 10, a second transmission gear 14 is meshed with the first transmission gear 13, the second transmission gear 14 is fixed to the top wall of the outer barrel 2, and a through hole for the connection shaft 8 to penetrate through is formed in the second transmission gear 14. When the outer dispersing shaft 10 rotates around the axis of the connecting shaft 8, the outer dispersing shaft 10 rotates around the axis of the outer dispersing shaft under the action of the first transmission gear 13 and the second transmission gear 14 which are meshed with each other, so that materials and grinding media in the outer sanding cavity are further dispersed and stirred, the uniformity of dispersed stirring is improved, the grinding effect is improved, and the grinding efficiency is improved.

An annular discharging cavity 15 is arranged below the outer sanding cavity, an outer material passing hole is formed in the bottom wall of the outer sanding cavity, the aperture of the outer material passing hole is smaller than that of the inner material passing hole, and a discharging pipe 16 is arranged in the discharging cavity 15. In the embodiment, the side wall of the inner cylinder body and the bottom wall of the outer sanding cavity are both made of a screen mesh; all be equipped with the grinding medium export on interior barrel 1 and the outer barrel 2, the material that grinds is discharged from the discharging pipe, and grinding medium then accessible grinding medium export is discharged and is changed.

The working principle is as follows: the material to be ground enters the inner cylinder body 1 from the feeding pipe 3, the inner dispersion component disperses and stirs the material and the grinding medium in the inner cylinder body 1, and the grinding medium and solid particles in the material generate collision, friction and shearing to grind the material; in the grinding process, small-particle-size solid particles in the materials pass through the inner material passing hole to enter the outer sand grinding cavity, secondary grinding is carried out under the action of the outer dispersing assembly, qualified materials after secondary grinding pass through the outer material passing hole to enter the material outlet cavity 15 and are finally discharged from the material outlet pipe, and the rest large-particle-size solid particles are remained in the inner cylinder body 1 and continuously ground until the solid particles can pass through the inner material passing hole.

The utility model discloses can in time isolate out the small-size particle diameter solid particle who produces in the process of grinding and carry out the secondary grinding, realize grinding respectively to the solid particle of different particle diameters to can in time discharge the material that will grind, improve grinding efficiency greatly, shorten the grinding time, reduce the cost of grinding, improve grinding effect.

The foregoing description of the embodiments of the invention has been presented for purposes of illustration and not limitation, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the illustrated embodiments.

Claims

1. The utility model provides a sand mill, includes interior barrel and outer barrel, its characterized in that: in the urceolus was located to interior barrel is coaxial, the top of interior barrel was equipped with the inlet pipe, was equipped with interior punishment in advance hole on the lateral wall of interior barrel, was equipped with interior dispersion subassembly in the interior barrel, formed outer sanding chamber between interior barrel and the outer barrel, outer sanding intracavity is equipped with outer dispersion subassembly.

2. A sand mill according to claim 1, wherein: the inner dispersion assembly comprises an inner dispersion shaft which is rotatably arranged in the inner cylinder body, an inner dispersion rod is arranged on the inner dispersion shaft, and the inner dispersion shaft is connected with an inner dispersion motor.

3. A sand mill according to claim 2, wherein: the inlet pipe sets up with interior barrel is coaxial and extends to outside the urceolus, and the top of interior dispersion axle is connected with the branch material awl.

4. A sand mill according to claim 1, wherein: outer dispersion subassembly includes the connecting axle with the coaxial setting of outer barrel, the connecting axle rotates to be connected in outer barrel top and is connected with drive assembly, is connected with the support on the connecting axle, be connected with outer dispersion axle on the support, be equipped with outer dispersion pole on the outer dispersion axle.

5. A sand mill according to claim 4, characterized in that: the driving assembly comprises an outer dispersing motor, a first bevel gear and a second bevel gear, the outer dispersing motor is fixed at the top of the outer barrel, the first bevel gear is connected with the outer dispersing motor, and the second bevel gear is connected to the connecting shaft and meshed with the first bevel gear.

6. A sand mill according to claim 4, characterized in that: the outer dispersing shaft is in running fit with the support, a first transmission gear is connected to the outer dispersing shaft, a second transmission gear is meshed with the first transmission gear, the second transmission gear is fixed to the top wall of the outer barrel, and a through hole for penetrating through the connecting shaft is formed in the second transmission gear.

7. A sand mill according to claim 1, wherein: the lower part in outer sanding chamber is equipped with annular unloading chamber, is equipped with outer punishment in advance hole on the diapire in outer sanding chamber, the aperture in outer punishment in advance hole is less than the aperture in interior punishment in advance hole, the unloading chamber is equipped with the discharging pipe.