CN210045340U

CN210045340U - Lining plate of semi-autogenous mill

Info

Publication number: CN210045340U
Application number: CN201920441948.9U
Authority: CN
Inventors: 韩德英; 贾永军; 邹春迹; 王旭东; 鞠晓亮
Original assignee: Western Mining Co Ltd
Current assignee: Western Mining Co Ltd
Priority date: 2019-04-03
Filing date: 2019-04-03
Publication date: 2020-02-11
Anticipated expiration: 2029-04-03

Abstract

The utility model discloses a semi-autogenous mill welt, including L type welt and wave mode welt, L type welt includes arc mounting panel, quadrangular shape promotion piece and bracing, arc mounting panel lateral wall is opened there is first connection screw, and opens in the arc mounting panel left end face outside has first arc recess, the arc mounting panel right-hand member outside is equipped with first arc briquetting, the wave mode welt includes arc splice plate and arc lug, second arc recess has been seted up in the arc splice plate left end outside, and the arc splice plate right-hand member outside is equipped with second arc briquetting. The lining plate of the semi-autogenous mill can guarantee the grinding efficiency effect of thick and thin materials, can avoid the damage to the L-shaped lining plate and the wave-shaped lining plate caused by impact when steel balls are thrown off, greatly prolongs the service life of the lining plate, and further ensures the continuity and the utilization rate of the production and the use of semi-autogenous mill equipment.

Description

Lining plate of semi-autogenous mill

Technical Field

The utility model relates to a mineral processing production facility technical field specifically is a semi-autogenous mill welt.

Background

The semi-autogenous mill adds a small amount of steel balls into the autogenous mill, and the result processing capacity can be improved by 10-30%, the energy consumption of unit product is reduced by 10-20%, but the abrasion of the lining board is relatively increased by 15%, and the fineness of the product also becomes thicker. However, in the use process of the existing semi-autogenous mill, the condition that the service life of the cylinder liner plate is generally short affects the production continuity of each company and the use efficiency of equipment. To this end, we propose a semi-autogenous mill liner.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a semi-autogenous mill welt to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a lining plate of a semi-autogenous mill comprises an L-shaped lining plate and a wave-shaped lining plate, wherein the L-shaped lining plate comprises an arc-shaped mounting plate, a quadrangular prism-shaped lifting block and an inclined strut, the quadrangular prism-shaped lifting block is fixedly arranged on the right side of the inner side wall of the arc-shaped mounting plate, the inclined strut is fixedly arranged on the left side surface of the quadrangular prism-shaped lifting block, the outer end of the inclined strut is fixedly connected with the inner side wall of the arc-shaped mounting plate through a connecting plate, a mounting screw is inserted into the side wall of the connecting plate in a penetrating manner, a first connecting screw hole is formed in the side wall of the arc-shaped mounting plate, a first arc-shaped groove is formed in the outer side of the left end surface of the arc-shaped mounting plate, a first arc-shaped pressing block is arranged on the outer side of the right end surface of the arc-shaped mounting plate, the wave-shaped lining plate comprises, the arc splice plate lateral wall has been seted up the second and has been connected the screw, second arc recess block is inboard at first arc briquetting, first arc recess block is inboard at second arc briquetting.

Preferably, the number of the L-shaped liner plates and the number of the corrugated liner plates are not less than six, and the L-shaped liner plates are arranged on the left side and the right side of each corrugated liner plate.

Preferably, the arc mounting plate and the arc splicing plate are the same in thickness, arc centers of the arc mounting plate and the arc splicing plate are located at the same point, and radians of the arc mounting plate and the arc splicing plate are the same.

Preferably, the cross section of each quadrangular prism-shaped lifting block is in a right-angle trapezoid shape, the side surface where the right-angle side is located is fixedly connected with an inclined strut, and two inclined struts are arranged on the side wall of each quadrangular prism-shaped lifting block.

Preferably, the mounting screws sequentially penetrate through the connecting plate and the arc-shaped mounting plate from inside to outside.

Preferably, the length, the width and the height of the first arc-shaped groove are equal to those of the second arc-shaped pressing block, and the length, the width and the height of the second arc-shaped groove are equal to those of the first arc-shaped pressing block.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of semi-autogenous mill welt, through the concatenation formula combination of L type welt and wave mode welt, can enough promote the efficiency effect of grinding the coarse crushing of material through the throwing potential energy that promotes the steel ball, can reduce the rolling unit consumption of steel ball through the arc lug again and promote the fine grinding efficiency effect of steel ball to the material, and simultaneously, the groove district that forms between two adjacent quadrangular shape promotion pieces has the ore of broken fine particle and the steel ball that grinds down can carry out effectual protection to the arc mounting panel inner wall of wave mode welt and L type welt, and then can avoid the impact when the steel ball is thrown to cause the damage to L type welt and wave mode welt, the life of welt has been promoted greatly, and then continuity and the rate of utilization of semi-autogenous mill equipment production and use have been ensured.

Drawings

FIG. 1 is a partial cross-sectional view of the present invention;

fig. 2 is a schematic view of a partial structure of the L-shaped lining board of the present invention.

In the figure: the structure comprises a 1L-shaped lining plate, 11 inclined struts, 12 first connecting screw holes, 13 quadrangular prism-shaped lifting blocks, 14 arc-shaped mounting plates, 15 first arc-shaped grooves, 16 first arc-shaped pressing blocks, 17 connecting plates, 18 mounting screws, 2 wave-shaped lining plates, 21 second arc-shaped pressing blocks, 22 second arc-shaped grooves, 23 second connecting screw holes, 24 arc-shaped splicing plates and 25 arc-shaped convex blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a semi-autogenous mill welt, includes L type welt 1 and wave mode welt 2, L type welt 1 and wave mode welt 2 quantity is no less than six, and every L type welt 1 has all been installed to the left and right sides of wave mode welt 2, and L type welt 1 and wave mode welt 2 are the crossing concatenation, and all L type welts 1 and wave mode welt 2 radian sum be 360 for L type welt 1 and wave mode welt 2 final combination are the tube-shape, laminate mutually with the grinding drum lateral wall of semi-autogenous mill. The L-shaped lining plate 1 comprises an arc-shaped mounting plate 14, a quadrangular prism-shaped lifting block 13 and an inclined strut 11, the quadrangular prism-shaped lifting block 13 is fixedly arranged on the right side of the inner side wall of the arc-shaped mounting plate 14, the inclined strut 11 is fixedly arranged on the left side surface of the quadrangular prism-shaped lifting block 13, the outer end of the inclined strut 11 is fixedly connected with the inner side wall of the arc-shaped mounting plate 14 through a connecting plate 17, the section of the quadrangular prism-shaped lifting block 13 is in a right-angled trapezoid shape, the side surface of the right-angle side is fixedly connected with the inclined struts 11, the side wall of each quadrangular prism shaped lifting block 13 is provided with two inclined struts 11 for reinforcing the connection of the side wall of the quadrangular prism shaped lifting block 13 and the arc shaped mounting plate 14, and then improve the life of quadrangular shape promotion piece 13, quadrangular shape promotion piece 13 can make the steel ball promote the position and improve, and then can promote the potential energy that falls of steel ball, and it is better to the material coarse crushing grinding effect. And a mounting screw 18 is inserted through the side wall of the connecting plate 17, the mounting screw 18 sequentially penetrates through the connecting plate 17 and the arc-shaped mounting plate 14 from inside to outside, the mounting screw 18 penetrates through the first connecting screw hole 12, and the L-shaped lining plate 1 is fixedly connected with the wall of the grinding cylinder of the semi-autogenous mill. 14 lateral walls of arc mounting panel are opened there is first connection screw 12, and opens in the 14 left end face outside of arc mounting panel and have

first arc recess

15, 14 right-hand member off-plate sides of arc mounting panel are equipped with first arc briquetting 16, wave mode welt 2 includes arc splice plate 24 and arc lug 25, and the inner wall of arc splice plate 24 is equipped with arc lug 25, does benefit to the roll of steel ball for the steel ball unit consumption is lower, and is better to the fine grinding effect of material, arc mounting panel 14 is the same with the thickness of arc splice plate 24, and the arc center of arc mounting panel 14 and arc splice plate 24 all is located the same point, and the radian is the same, makes the welt lateral wall thickness that arc mounting panel 14 and arc splice plate 24 splice to be the same, and the atress is even during the grinding. The arc-shaped convex block 25 is fixedly arranged on the right side of the inner end face of the arc-shaped splicing plate 24, a second arc-shaped groove 22 is formed in the outer side of the left end of the arc-shaped splicing plate 24, a second arc-shaped pressing block 21 is arranged on the outer side of the right end of the arc-shaped splicing plate 24, a second connecting screw hole 23 is formed in the side wall of the arc-shaped splicing plate 24, the second connecting screw hole 23 is used for fixedly connecting the arc-shaped splicing plate 24 with the side wall of a grinding roller of a semi-autogenous mill through an inserted bolt, the second arc-shaped groove 22 is clamped on the inner side of the first arc-shaped pressing block 16, the first arc-shaped groove 15 is clamped on the inner side of the second arc-shaped pressing block 21, the length and width of the first arc-shaped groove 15 are higher than those of the second arc-shaped pressing block 21, the length and width of the second arc-shaped groove 22 are higher than those of the first arc-shaped pressing block 16, so that the second arc-shaped groove 22 and and the inner side walls of the arc-shaped mounting plate 14 and the arc-shaped splicing plate 24 after the clamping and splicing can be positioned on the same arc surface, so that the inner wall of the whole semi-autogenous mill roller can be covered by splicing the arc-shaped mounting plate 14 and the arc-shaped splicing plate 24 to form a complete lining plate.

The installation principle is as follows: firstly, the area between two adjacent quadrangular prism-shaped lifting blocks 13 is divided into an impact area, a rolling area and a grinding area from inside to outside (the position close to the arc center is the inner side), the lifting surface (the inclined surface of the quadrangular prism-shaped lifting block 13) of the quadrangular prism-shaped lifting block 13 mainly lifts a steel ball to do throwing movement, the lifted steel ball is thrown to the impact area, the area mainly crushes ores and crushes large ores into small-granularity ores, the area is subjected to large impact force, but because the crushed ores and the ground steel ball are stored in a groove area formed between the two adjacent quadrangular prism-shaped lifting blocks 13, the inner walls of the wave-shaped liner plate 2 and the arc-shaped mounting plate of the L-shaped liner plate 1 can be effectively protected, further, the damage to the L-shaped liner plate 1 and the wave-shaped liner plate 2 caused by the impact when the steel ball is thrown can be avoided, and simultaneously, the steel ball rolls and slides in the rotating process of the grinding machine in the rolling area, grind and peel less ore, can further promote the ore grinding effect.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A semi-autogenous mill welt which characterized in that: the L-shaped lining plate (1) comprises an arc-shaped mounting plate (14), a quadrangular prism-shaped lifting block (13) and an inclined strut (11), the quadrangular prism-shaped lifting block (13) is fixedly arranged on the right side of the inner side wall of the arc-shaped mounting plate (14), the inclined strut (11) is fixedly arranged on the left side surface of the quadrangular prism-shaped lifting block (13), the outer end of the inclined strut (11) is fixedly connected with the inner side wall of the arc-shaped mounting plate (14) through a connecting plate (17), a mounting screw (18) is inserted into the side wall of the connecting plate (17) in a penetrating manner, a first connecting screw hole (12) is formed in the side wall of the arc-shaped mounting plate (14), a first arc-shaped groove (15) is formed in the outer side of the left end surface of the arc-shaped mounting plate (14), a first arc-shaped pressing block (16) is arranged in the outer side of the right end surface of the arc-shaped mounting plate (14), the, arc lug (25) are fixed to be installed on the right side of the inner end face of arc splice plate (24), second arc recess (22) have been seted up in arc splice plate (24) left end outside, and arc splice plate (24) right-hand member outside is equipped with second arc briquetting (21), second connection screw (23) have been seted up to arc splice plate (24) lateral wall, second arc recess (22) block is inboard at first arc briquetting (16), first arc recess (15) block is inboard at second arc briquetting (21).

2. A semi-autogenous mill liner as claimed in claim 1, wherein: the number of the L-shaped lining plates (1) and the number of the wave-shaped lining plates (2) are not less than six, and the L-shaped lining plates (1) are arranged on the left side and the right side of each wave-shaped lining plate (2).

3. A semi-autogenous mill liner as claimed in claim 1, wherein: the thickness of the arc-shaped mounting plate (14) is the same as that of the arc-shaped splicing plate (24), the arc centers of the arc-shaped mounting plate (14) and the arc-shaped splicing plate (24) are located at the same point, and the radians are the same.

4. A semi-autogenous mill liner as claimed in claim 1, wherein: the cross section of each quadrangular prism-shaped lifting block (13) is in a right-angle trapezoid shape, the side face where the right-angle side is located is fixedly connected with an inclined strut (11), and two inclined struts (11) are arranged on the side wall of each quadrangular prism-shaped lifting block (13).

5. A semi-autogenous mill liner as claimed in claim 1, wherein: the mounting screws (18) sequentially penetrate through the connecting plate (17) and the arc-shaped mounting plate (14) from inside to outside.

6. A semi-autogenous mill liner as claimed in claim 1, wherein: the length, the width and the height of the first arc-shaped groove (15) are equal to those of the second arc-shaped pressing block (21), and the length, the width and the height of the second arc-shaped groove (22) are equal to those of the first arc-shaped pressing block (16).