CN218282529U

CN218282529U - Novel stone-soil separator roller sleeve

Info

Publication number: CN218282529U
Application number: CN202222180211.0U
Authority: CN
Inventors: 卢洪波; 廖清泉; 马峰; 鲁银娣; 卢鹏; 廖亦聪
Original assignee: Zhengzhou Dingsheng Hi Tech Energy Engineering Technology Co ltd
Current assignee: Zhengzhou Dingsheng Hi Tech Energy Engineering Technology Co ltd
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2023-01-13
Anticipated expiration: 2032-08-18

Abstract

The utility model discloses a novel stone-soil separator roller shell, establish the roller shell on the roller including the cover, the roller shell comprises limit spacer, roller shell boss and well spacer, and wherein the limit spacer is established to roller both ends cover, establishes roller shell boss and well spacer by crisscross cover from left to right in the middle of two limit spacers, and zonulae occludens between limit spacer, roller shell boss, well spacer … … limit spacer. The utility model designs the boss part of the original roller sleeve into a replaceable part, and can be replaced independently after serious abrasion; the separated middle spacer sleeve becomes a part which can be repeatedly used, and only the wear-resistant layer surfacing welding is needed to be frequently carried out on the side spacer sleeve and the middle spacer sleeve of the roll shaft at the positions which need wear resistance. The operation cost of the stone soil classifier is greatly reduced.

Description

Novel stone-soil separator roller sleeve

Technical Field

The utility model relates to a stone and soil separating centrifuge, in particular to screening roller shell who uses on stone and soil separating centrifuge.

Background

In the building material and building garbage treatment industry, a large number of stone-soil separators are used for separating mixed stone soil, mountain skin soil, fine powder and the like, and then performing classification, recovery, crushing, screening and utilization.

The large-scale stone-soil separator is commonly used for screening coarse-grained materials, is widely used for screening various materials such as mud stones, construction wastes, muck, mines, stone-soil mixtures and the like, and is not easy to block the screen.

The large-scale stone soil separating centrifuge structure constitution includes: the device comprises a box body, a box body lining plate, a bearing seat, a chain wheel, a roll shaft, a roll sleeve, a speed regulating motor, a bracket and the like. The screen surface of the large-scale stone-soil separator consists of a plurality of roll shafts which are arranged in parallel and are provided with roll sleeves in a staggered manner, and the roll shafts are provided with the roll sleeves with different sizes according to the requirements of different screening sizes. The clearance between the adjacent roller shell is the screening sieve mesh promptly, and the roller passes through sprocket or gear drive and rotates, and its rotation direction is the same with material flow direction, and gives the material on the sifter and is driven by pivoted roller, removes to the discharge end gradually, obtains the screening simultaneously, and fine material falls into below the sieve case, is taken away by the belt under the screen, and coarse material then removes the discharge end and discharges or get into the breaker intracavity breakage.

The equipment has the functions of sieving and feeding. The front section is generally called the screen section and the rear section is called the feed section. The length and width of each section are different according to the particle size distribution of the materials and the purpose of screening. The number of the roll shafts at each section is 6-15; the length of the sieve box of equipment with different types is determined by the number of the roll shafts in each section; the lengths of the roll shafts in different models are different, the length of the roll shaft determines the width of the screen box, and the roll shafts in different lengths determine the number of the roll sleeves; the distance between adjacent roller sleeves determines the size of the screening mesh. The sieve mesh size is large, and the particle size of the blanking is large. The sieve mesh size is small, and the particle size of the blanking is small.

The main wearing parts of the large-scale stone-soil separator are roller sleeves distributed on a roller shaft in a screen box. Most of roller sleeves used on the existing large-scale stone-soil separator are produced by using medium carbon alloy steel 35SiMn. For medium carbon alloy steel materials, the machining difficulty is low, but the medium carbon alloy steel materials are not resistant to abrasion. When the bosses on the roller sleeve are seriously worn, materials on the roller sleeve often slip on the roller sleeve instead of moving forwards, the feeding progress is reduced, even the materials are blocked above the screen surface, the working efficiency of the stone-soil separator is seriously influenced, and a new roller sleeve needs to be replaced. Therefore, the roller sleeve boss is a key part of the stone-soil separator, the wear resistance of the roller sleeve boss is improved, and the key for prolonging the service life of the roller sleeve is realized.

Disclosure of Invention

The utility model aims to overcome the shortcoming that the roller shell life that exists is short among the above-mentioned prior art, design a novel stone and soil separating centrifuge roller shell, this roller shell is removable high wear-resisting roller shell.

The purpose of the utility model is realized with the following mode:

a novel roller sleeve of a stone-soil separator comprises a roller sleeve sleeved on a roller shaft, wherein the roller sleeve is composed of an edge spacer sleeve, a roller sleeve boss and a middle spacer sleeve, wherein the edge spacer sleeve is sleeved at two ends of the roller shaft, the roller sleeve boss and the middle spacer sleeve are sleeved in the middle of the two edge spacer sleeves in a left-to-right staggered mode, and the edge spacer sleeve, the roller sleeve boss, the middle spacer sleeve, the roller sleeve boss and the middle spacer sleeve … … are tightly connected.

Above-mentioned novel stone soil separating centrifuge roller shell, well spacer sleeve material is medium carbon alloy steel 35SiMn.

The outer surfaces of the side spacer sleeve and the middle spacer sleeve are provided with the wear-resistant layers in a surfacing mode.

The novel stone-soil separator roller sleeve is characterized in that the material of a roller sleeve boss is high-carbon high-chromium alloy steel Cr15MoVNiCuTi.

Above-mentioned novel stone soil separating centrifuge roller shell, the roller shell boss be provided with roller assorted keyway, all be provided with on limit spacer and the intermediate spacer with roller assorted keyway.

Compared with the prior art, the utility model discloses following technological effect has:

the utility model designs the boss part of the original roller sleeve into a replaceable part, and can be replaced independently after serious abrasion; the separated middle spacer sleeve becomes a part which can be used repeatedly, and only the wear-resistant layer overlaying is needed to be carried out on the side spacer sleeve and the middle spacer sleeve of the roll shaft frequently. Compared with the prior art that the roller sleeve is required to be completely replaced as long as the roller sleeve boss is worn, the operation cost of the stone soil classifier can be greatly reduced; meanwhile, the replaceable roller sleeve boss is produced by adopting high-wear-resistant materials, so that the production efficiency and the service life of the stone soil classifier can be improved, and the labor intensity of workers is reduced.

Drawings

Fig. 1 is a schematic structural diagram of a roller sleeve of a currently-used stone-soil separator.

Fig. 2 is a schematic view of the boss structure of the roll shell on both sides of fig. 1.

Fig. 3 is a schematic view of the boss configuration of the intermediate member sleeve of fig. 1.

Fig. 4 is a schematic structural diagram of the present invention.

Fig. 5 shows the structure of the spacer sleeve of the present invention.

Fig. 6 is a schematic view of the boss structure of the roller sleeve of the present invention.

Fig. 7 is a schematic view of the structure of the middle spacer sleeve of the present invention.

Detailed Description

The roller sleeve of the stone-soil separator commonly used at present comprises roller sleeve bosses 1 at two sides and roller sleeve bosses 2 at the middle part which are sleeved on a roller shaft in a staggered way, and the roller sleeve is connected with the roller shaft through keys, as shown in figures 1-3. Most of roller sleeves used on the existing large-scale stone-soil separator are produced by using medium carbon alloy steel 35SiMn. For medium carbon alloy steel materials, the machining difficulty is low, but the medium carbon alloy steel materials are not resistant to abrasion. When the lug bosses on the roller sleeve are seriously worn, materials on the roller sleeve often slip on the roller sleeve and do not move forwards, the feeding progress is reduced, even the materials are blocked above the screen surface, the working efficiency of the stone-soil separator is seriously influenced, and the roller sleeve needs to be replaced by a new one. Therefore, the roller sleeve boss is a key part of the stone-soil separator, the wear resistance of the roller sleeve boss is improved, and the key for prolonging the service life of the roller sleeve is realized. In addition, the existing roller sleeve boss is composed of two bosses, the two bosses are different in abrasion degree, when one boss is abraded, the other boss can be used, and the roller sleeve boss needs to be replaced. The boss which can be used is also replaced as a waste part, and the waste is serious.

The utility model aims to overcome the shortcoming that the roller shell life that exists among the above-mentioned prior art is short, design a novel removable high wear-resisting roller shell. As shown in attached figures 4-7, the novel roller sleeve of the stone and stone separator comprises a roller sleeve sleeved on a roller shaft, wherein the roller sleeve is composed of an edge spacer sleeve 3, a roller sleeve boss 4 and a middle spacer sleeve 5, the edge spacer sleeve 3 is sleeved at two ends of the roller shaft, the roller sleeve boss 4 and the middle spacer sleeve 5 are sleeved between the two edge spacer sleeves in a staggered mode from left to right, and the edge spacer sleeve, the roller sleeve boss, the middle spacer sleeve, the roller sleeve boss and the middle spacer sleeve … … are tightly connected with each other. The original boss part of the roller sleeve is designed into an independent part and can be independently replaced. The roller sleeve at the lower part of the boss is changed into an edge spacer sleeve and a middle spacer sleeve for controlling the space between the bosses and the size of the sieve pores.

The novel stone-soil separator roller sleeve is characterized in that the middle spacer sleeve is made of medium carbon alloy steel 35SiMn so as to utilize machining and reduce production cost.

The novel stone-soil separator roller sleeve, the side spacer sleeve and the middle spacer sleeve are provided with a wear-resistant layer on the outer surface in a build-up welding mode, so that the wear resistance is improved.

Novel stone soil separating centrifuge roller shell, the material of roller shell boss is high carbon high chromium alloy steel Cr15MoVNiCuTi, because high carbon high chromium alloy steel Cr15MoVNiCuTi machining difficulty, directly adopts cast mode to produce.

The novel stone-soil separator roller sleeve is characterized in that a roller sleeve boss is provided with a key groove matched with a roller shaft, and a key groove matched with the roller shaft is formed in each of the edge spacer sleeve and the middle spacer sleeve. The key groove is processed in a linear cutting mode, and the contact surfaces of the two sides of the roller sleeve boss, the edge spacer sleeves and the middle spacer sleeve are polished to be smooth by a grinding wheel.

Thus, the roller sleeve is replaced into a plurality of replaceable parts, the seriously worn parts, namely the roller sleeve lug boss, can be directly replaced, and the side spacer bush and the middle spacer bush do not need to be replaced; the side spacer sleeve and the middle spacer sleeve become a part which can be used repeatedly, and the part of the roller shaft spacer sleeve which needs to be wear-resistant can be reused only by carrying out wear-resistant layer surfacing frequently. Greatly saving the production cost.

The boss part of the original roller sleeve is independently designed into a replaceable part, and the replaceable part can be independently replaced after being seriously worn; the separated edge spacer bush and the separated middle spacer bush become a part which can be used repeatedly, and only the wear-resistant layer surfacing welding is needed to be carried out on the parts of the edge spacer bush and the middle spacer bush which need to be wear-resistant. Compared with the prior art that the roller sleeve is required to be completely replaced as long as the roller sleeve boss is worn, the operation cost of the stone soil classifier can be greatly reduced; meanwhile, the replaceable roller sleeve is produced by adopting high-wear-resistant materials, so that the production efficiency and the service life of the stone soil classifier can be improved, and the labor intensity of workers is reduced.

The utility model discloses according to the structural feature of different stone soil separating centrifuge, with original whole roller shell, the design becomes components of a whole that can function independently roller shell, changes former roller shell boss into the wear-resisting roller shell boss that can change, changes other positions into limit spacer and well spacer, can use repeatedly, only needs often to carry out the wearing layer build-up welding at the roller spacer position that needs wear-resisting.

While the preferred embodiments of the present invention have been described, it should be understood that various changes and modifications may be made therein by those skilled in the art without departing from the general concept of the invention, and it is intended that such changes and modifications be considered as within the scope of the invention.

Claims

1. The utility model provides a novel stone soil separating centrifuge roller shell, establishes the roller shell on the roller axle including the cover, its characterized in that: the roller sleeve consists of an edge spacer sleeve, a roller sleeve boss and a middle spacer sleeve, wherein the edge spacer sleeve is sleeved at two ends of the roller shaft, the roller sleeve boss and the middle spacer sleeve are sleeved in the middle of the two edge spacer sleeves in a staggered manner from left to right, and the edge spacer sleeve, the roller sleeve boss, the middle spacer sleeve, the roller sleeve boss and the middle spacer sleeve … … are tightly connected.

2. The novel stone-soil separator roller sleeve as claimed in claim 1, characterized in that: the middle spacer sleeve is made of medium carbon alloy steel 35SiMn.

3. The novel stone-soil separator roller sleeve as claimed in claim 2, characterized in that: and the outer surfaces of the side spacer sleeves and the middle spacer sleeves are subjected to surfacing welding to form wear-resistant layers.

4. The novel stone-soil separator roller sleeve as claimed in claim 1, characterized in that: the material of the roller sleeve boss is high-carbon high-chromium alloy steel Cr15MoVNiCuTi.

5. The novel stone-soil separator roller sleeve as claimed in claim 1, characterized in that: the roller sleeve boss is provided with a key groove matched with the roller shaft, and the edge spacer bush and the middle spacer bush are both provided with key grooves matched with the roller shaft.