CN213914092U

CN213914092U - Integrated sand mill with coarse and fine grinding function

Info

Publication number: CN213914092U
Application number: CN202022576003.3U
Authority: CN
Inventors: 陆小虎; 莫铭伟
Original assignee: Changzhou Longxin Intelligent Equipment Co ltd
Current assignee: Changzhou Longxin Intelligent Equipment Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-08-10
Anticipated expiration: 2030-11-09

Abstract

The utility model relates to an integral type sand mill with thickness is ground has the organism, is equipped with the rough grinding chamber and the fine grinding chamber that fall into through the division board in the organism, and the organism front end is equipped with the feedstock channel with corase grind chamber intercommunication, is equipped with the transition passageway in intercommunication rough grinding chamber and fine grinding chamber on the division board, and the organism rear end is equipped with the discharging channel in intercommunication fine grinding chamber, and the main shaft that traverses rough grinding chamber and fine grinding chamber is installed at the organism center, the corase grind intracavity is equipped with stationary ring and rotating ring, stationary ring periphery and rotating ring hole clearance fit, and the cooperation part between stationary ring and the rotating ring has the discharge passageway that realizes corase grind chamber material accesss to transition passageway, the fine grinding intracavity is equipped with the interval and fixes at the epaxial abrasive disc of owner. The utility model discloses a separate into the coarse grinding chamber and the fine grinding chamber with the organism, the dry process that the material directly got into the organism and carries out the fine grinding after the coarse grinding is ground earlier grinds to can once only accomplish the coarse grinding and the fine grinding technology of material, the material after the grinding need not to carry out drying process again, has simplified process.

Description

Integrated sand mill with coarse and fine grinding function

Technical Field

The utility model relates to an integral type sand mill with thickness is ground.

Background

The sand mill is used for the meticulous grinding of material, and traditional sand mill adopts wet grinding basically, and the material adds water and gets into the grinding chamber after the stirring, and it is rotatory to drive the multilayer disc of installing on the main shaft when the grinding machine main shaft rotates, and grinding medium grinds the pressure to the material under the drive of rotating disc, realizes the continuous processing continuous discharge of material.

The thickness of current sand mill grinds for separately going on mostly, and the good material conveying of corase grind carries out the fine grinding to the sand mill that is used for the fine grinding, because wet process grinds, and the good material that grinds still need carry out drying process, and this complexity that has just increased grinding process, and equipment layout occupation space is great, and work efficiency is not high.

Disclosure of Invention

The to-be-solved technical problem of the utility model is: in order to overcome not enough among the prior art, the utility model provides an integral type sand mill with thickness is ground once only accomplishes the corase grind, the fine grinding processing to the material, improves production efficiency.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an integral type sand mill with thickness is ground, has the organism, the organism in be equipped with the coarse grinding chamber and finely grind the chamber, be equipped with the division board fixed with the organism between coarse grinding chamber and the finely grind chamber, the organism front end be equipped with the feedstock channel of corase grind chamber intercommunication, be equipped with the transition passageway in intercommunication coarse grinding chamber and finely grind the chamber on the division board, the organism rear end is equipped with the discharging channel in intercommunication finely grind chamber, the main shaft that traverses coarse grinding chamber and finely grind chamber is installed at the organism center, the corase grind intracavity is equipped with stationary ring and rotating ring, the stationary ring rigid coupling is in the division board side, the rotating ring is fixed with the main shaft, stationary ring periphery and rotating ring hole clearance fit, and the cooperation part between stationary ring and the rotating ring has the discharge passageway that realizes corase grind chamber material accesss to transition passageway, be equipped with the interval in the finely grind intracavity and fix the grinding disc at main epaxial.

Specifically speaking, the fixed ring circumferential wall is provided with a plurality of rows of through holes which are uniformly distributed in the circumferential direction, the movable ring circumferential wall is provided with a plurality of rows of long hole grooves which are uniformly distributed in the circumferential direction, the through holes and the long hole grooves are arranged in a staggered mode, the main shaft is provided with a spacer bush, and an axial channel communicated with the transition channel is arranged between the inner hole of the fixed ring and the periphery of the spacer bush.

Furthermore, in order to improve the sealing performance between the rough grinding cavity and the fine grinding cavity, the rear end of the spacer sleeve extends into the front end of the fine grinding cavity, and a sealing ring for preventing the fine grinding cavity from permeating materials into the rough grinding cavity is arranged on the spacer sleeve.

The utility model has the advantages that: the utility model discloses a separate into the coarse grinding chamber and the fine grinding chamber with the organism, the dry process that the material directly got into the organism and carries out the fine grinding after the coarse grinding is ground earlier grinds to can once only accomplish the coarse grinding and the fine grinding technology of material, the material after the grinding need not to carry out drying process again, has simplified the process, has improved the grinding precision.

Drawings

The present invention will be further described with reference to the accompanying drawings and embodiments.

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

In the figure: 1. the grinding machine comprises a machine body, 2 parts of a rough grinding cavity, 3 parts of a fine grinding cavity, 4 parts of a partition plate, 5 parts of a feeding channel, 6 parts of a main shaft, 7 parts of a fixed ring, 8 parts of a movable ring, 9 parts of a grinding disc, 10 parts of a through hole, 11 parts of a long hole groove, 12 parts of a spacer bush, 13 parts of an axial channel and 14 parts of a sealing ring.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

The integrated sand mill with coarse and fine grinding function as shown in figure 1 comprises a machine body 1, wherein a front end cover and a rear end cover are respectively arranged at the front end and the rear end of the machine body 1, a partition plate 4 vertical to the center of the machine body 1 is fixed in the middle of the machine body 1, the partition plate 4 divides the interior of the machine body 1 into a coarse grinding cavity 2 and a fine grinding cavity 3, and a main shaft 6 traversing the coarse grinding cavity 2 and the fine grinding cavity 3 is installed at the center of the machine body 1.

Be located 1 front end of organism and be equipped with the feedstock channel 5 with corase grind chamber 2 intercommunication, 1 rear end of organism is equipped with the discharging channel of intercommunication fine grinding chamber 3, sets up the transition passageway of intercommunication coarse grinding chamber 2 and fine grinding chamber 3 on the division board 4.

Be equipped with stationary ring 7 and rotating ring 8 in the rough grinding chamber 2, wherein stationary ring 7 is at 4 left surfaces of division board through its flange rigid coupling, rotating ring 8 is fixed with main shaft 6, installs the spacer 12 that is located the stationary ring 7 downthehole on the main shaft 6, has the axial passageway 13 with the transition passageway intercommunication between stationary ring 7 hole and the 12 peripheries of spacer, and the 12 rear ends of spacer stretch into in the 3 front ends in the fine grinding chamber, be equipped with the abrasive disc 9 of interval fixation on main shaft 6 in the fine grinding chamber 3.

The movable ring 7 is provided with an inner hole, the periphery of the fixed ring 7 extends into the inner hole of the movable ring 8 to be in clearance fit, three rows of grooves which are arranged at intervals are formed in the peripheral wall of the fixed ring 7, through holes 10 are uniformly distributed in the circumferential direction in each groove, four rows of long hole grooves 11 which are axially arranged at intervals and uniformly distributed in the circumferential direction are formed in the peripheral wall of the movable ring 8, and the through holes 10 and the long hole grooves 11 are arranged in a staggered mode. The long hole grooves 11, the gaps between the inner holes of the fixed ring 7 and the movable ring 8, the through holes 10 and the axial channel 13 form a discharge channel for leading materials in the rough grinding cavity 2 to the transition channel.

The back end of the spacer 12 extends into the front end of the fine grinding cavity 3, and the spacer 12 is provided with a sealing ring 14 for preventing the material in the fine grinding cavity 3 from permeating into the coarse grinding cavity 2.

The utility model discloses a with separating into coarse grinding chamber 2 and fine grinding chamber 3 in the organism 1, the dry process that carries out earlier coarse grinding back fine grinding in the material directly gets into the organism grinds to can once only accomplish the coarse grinding and the fine grinding technology of material, the material after the grinding need not to carry out drying process again, has simplified the process, has improved the grinding precision.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. An integrated sand mill with coarse and fine grinding, which is provided with a machine body (1) and is characterized in that: organism (1) in be equipped with rough grinding chamber (2) and fine grinding chamber (3), be equipped with between rough grinding chamber (2) and fine grinding chamber (3) division board (4) fixed with organism (1), organism (1) front end is equipped with feedstock channel (5) with corase grinding chamber (2) intercommunication, be equipped with the transition passageway of intercommunication rough grinding chamber (2) and fine grinding chamber (3) on division board (4), organism (1) rear end is equipped with the discharging channel of intercommunication fine grinding chamber (3), main shaft (6) of traversing rough grinding chamber (2) and fine grinding chamber (3) are installed to organism (1) center, be equipped with stationary ring (7) and rotating ring (8) in rough grinding chamber (2), stationary ring (7) rigid coupling is in division board (4) side, rotating ring (8) are fixed with main shaft (6), stationary ring (7) hole periphery and rotating ring (8) clearance fit, the cooperation part between stationary ring (7) and rotating ring (8) has the discharge passageway that realizes rough grinding transition passageway (2) leads to And the fine grinding cavity (3) is internally provided with grinding discs (9) fixed on the main shaft (6) at intervals.

2. An integrated sander with coarse and fine grinding as set forth in claim 1, wherein: the novel multi-stage rotating shaft is characterized in that a plurality of rows of through holes (10) which are uniformly distributed in the circumferential direction are formed in the circumferential wall of the fixed ring (7), a plurality of rows of long hole grooves (11) which are uniformly distributed in the circumferential direction are formed in the circumferential wall of the moving ring (8), the through holes (10) and the long hole grooves (11) are arranged in a staggered mode, a spacer sleeve (12) is installed on the main shaft (6), and an axial channel (13) communicated with a transition channel is formed between the inner hole of the fixed ring (7) and the periphery of the spacer sleeve (12).

3. An integrated sander with coarse and fine grinding as set forth in claim 2, wherein: the back end of the spacer bush (12) extends into the front end of the fine grinding cavity (3), and a sealing ring (14) for preventing the material in the fine grinding cavity (3) from permeating into the coarse grinding cavity (2) is arranged on the spacer bush (12).