CN219582058U

CN219582058U - Build-up welding layer roller sleeve based on additive forming

Info

Publication number: CN219582058U
Application number: CN202320833207.1U
Authority: CN
Inventors: 田瑞锋; 吴游
Original assignee: Chifeng Yuantai Casting Co ltd
Current assignee: Chifeng Yuantai Casting Co ltd
Priority date: 2023-04-14
Filing date: 2023-04-14
Publication date: 2023-08-25
Anticipated expiration: 2033-04-14

Abstract

The utility model discloses a build-up welding layer roller sleeve based on additive forming, which comprises a roller sleeve body, wherein a build-up welding roller is arranged in the roller sleeve body, and a roller sleeve wall is arranged on the outer wall of the roller sleeve body; the miniature telescopic push rod is arranged on the inner wall of the roller sleeve body, the inner side of the miniature telescopic push rod is connected with a telescopic block, and the inner side of the telescopic block is connected with a positioning clamping block. This build-up layer roller shell based on material increase fashioned compares with current device, can drive flexible piece and location grip block through miniature flexible push rod and remove to roller shell body central point put to can carry out the centre gripping location to the build-up roller through the location grip block, be convenient for according to the diameter size of build-up roller, adjust clamping position, avoided usually for guaranteeing stability in use, adopt welded connection between roller shell and the roller, thereby the roller shell of a size can only adapt to the roller of specific size, not only be inconvenient for the dismantlement of roller and change, also make the roller shell have great problem of use limitation.

Description

Build-up welding layer roller sleeve based on additive forming

Technical Field

The utility model relates to the technical field of roller sleeves, in particular to a build-up welding layer roller sleeve based on additive forming.

Background

The build-up welding is a welding method in which a metal is melted by electric welding or gas welding and is piled on a tool or a machine part. The method is generally used for repairing worn and burst parts, the surfacing is an economic and rapid process method for modifying the surface of a material, the method is more and more widely applied to manufacturing and repairing parts of various industrial departments, a surfacing layer roller sleeve is an important part needed in the surfacing process, and in the surfacing field, the surfacing layer roller sleeve based on additive forming is needed.

The Chinese patent with the publication number of CN111036347A discloses a composite surfacing roller sleeve of a medium-speed coal mill, which comprises a casting ligand, a surfacing transition layer and a surfacing hardness layer, wherein the surfacing transition layer is arranged between the casting ligand and the surfacing hardness layer, the casting material of the casting ligand is ZG20CrSiMnTiRe, repairing surfacing can be carried out without limiting the times, and the limitation that the surfacing of the roller sleeve of the composite grinding roller can only be carried out for three times before modification is solved; the surfacing hardness layer is formed by surfacing a high-chromium molybdenum nickel vanadium boron rare earth alloy welding material on the surfacing transition layer, so that defect-free welding is realized, and the wear-resisting effect is more remarkable; the surfacing hardness layer on the surfacing transition layer can release the stress generated by the surfacing hardness layer, so that the phenomena of damage and crack of the composite grinding roller sleeve in use are avoided, and the service life of the surfacing hardness layer is long.

Although the surfacing roller sleeve guarantees that defect-free welding is achieved, the abrasion-resistant effect is more remarkable, the phenomena of breakage and cracks of the composite grinding roller sleeve in use can be avoided, the service life of a surfacing hardness layer is long, but in order to guarantee the use stability, the roller sleeve and the roller shaft are welded, the roller sleeve of one size is only suitable for the roller shaft of a specific size, the roller shaft is inconvenient to detach and replace, and the roller sleeve has larger use limitation.

Disclosure of Invention

The utility model aims to provide a build-up welding layer roller sleeve based on additive forming, which solves the problems that in the background art, the roller sleeve and a roller shaft are welded and connected, so that the roller sleeve with one size can only be adapted to the roller shaft with a specific size, the roller shaft is inconvenient to detach and replace, and the roller sleeve has larger use limitation.

In order to achieve the above purpose, the present utility model provides the following technical solutions: build-up layer roller shell based on additive forming includes:

the welding device comprises a roller sleeve body, wherein a build-up welding roller is arranged in the roller sleeve body, and a roller sleeve wall is arranged on the outer wall of the roller sleeve body;

the miniature telescopic push rod is arranged on the inner wall of the roller sleeve body, the inner side of the miniature telescopic push rod is connected with a telescopic block, and the inner side of the telescopic block is connected with a positioning clamping block;

the first fixing bolt is arranged on one side of the joint of the roller sleeve body and the surfacing roller, and the second fixing bolt is arranged on the other side of the joint of the roller sleeve body and the surfacing roller.

Preferably, the overlaying roller and the roller sleeve body are mutually clamped, and the roller sleeve wall is connected with the roller sleeve body in a welding way.

Preferably, the miniature telescopic push rod forms a telescopic structure through between the telescopic block and the positioning clamping block, and the positioning clamping block is distributed in a dispersed manner relative to the center point of the roller sleeve body.

Preferably, the roller sleeve body is connected with the overlaying roller through a first fixing bolt and a second fixing bolt respectively, and the first fixing bolt and the second fixing bolt are symmetrically distributed relative to the horizontal center line of the roller sleeve body respectively.

Preferably, the first fixing bolt is further provided with:

the fixed block is arranged at one end outside the first fixing bolt, a sliding limiting plate is arranged at one side outside the fixed block, and a guide chute is arranged at the joint of the sliding limiting plate and the fixed block.

Preferably, the method further comprises:

the first positioning screw is arranged in one end of the sliding limiting plate, and the sliding limiting plate is connected with the fixed block and the sliding clamp through the guide chute.

Preferably, the second fixing bolt is further provided with:

the rotation limiting plate is arranged on the outer side of the second fixing bolt, a second positioning screw is arranged in the rotation limiting plate, and the rotation limiting plate is perpendicular to the second positioning screw.

Compared with the prior art, the utility model provides a build-up welding layer roller sleeve based on additive forming, which has the following beneficial effects:

according to the utility model, the telescopic block and the positioning clamping block can be driven to move towards the center of the roller sleeve body through the miniature telescopic push rod, so that the overlaying roller can be clamped and positioned through the positioning clamping block, the clamping position can be conveniently adjusted according to the diameter size of the overlaying roller, the conventional use stability is avoided, and the roller sleeve and the roller shaft are in welded connection, so that the roller sleeve with one size can be only adapted to the roller shaft with a specific size, the roller shaft is inconvenient to detach and replace, and the roller sleeve has a larger use limitation.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the sleeve body of the roll sleeve of the present utility model;

FIG. 3 is a schematic right-side view of a sleeve body of the roll sleeve of the present utility model;

FIG. 4 is a schematic side cross-sectional view of a sleeve body of a roll sleeve of the present utility model.

In the figure: 1. a roller sleeve body; 2. build-up welding roller; 3. a roll sleeve wall; 4. a first fixing bolt; 5. a fixed block; 6. sliding limiting plates; 7. a first positioning screw; 8. a guide chute; 9. a second fixing bolt; 10. rotating the limiting plate; 11. a second set screw; 12. miniature telescopic push rod; 13. a telescopic block; 14. and positioning the clamping blocks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, an additive forming-based overlay roll sleeve, comprising: the welding device comprises a roller sleeve body 1, wherein a build-up welding roller 2 is arranged in the roller sleeve body 1, and a roller sleeve wall 3 is arranged on the outer wall of the roller sleeve body 1; the overlaying roller 2 is clamped with the roller sleeve body 1, and the roller sleeve wall 3 is welded with the roller sleeve body 1; the overlaying roller 2 can be mutually clamped and connected with the roller sleeve body 1, and the roller sleeve wall 3 can play a role in protecting the roller sleeve body 1, so that the wear resistance of the roller sleeve body 1 is improved; the first fixing bolt 4 is arranged on one side of the connection part of the roller sleeve body 1 and the surfacing roller 2, and the second fixing bolt 9 is arranged on the other side of the connection part of the roller sleeve body 1 and the surfacing roller 2; the roller sleeve body 1 is connected with the surfacing roller 2 through a first fixing bolt 4 and a second fixing bolt 9 respectively, and the first fixing bolt 4 and the second fixing bolt 9 are symmetrically distributed relative to the horizontal center line of the roller sleeve body 1 respectively; the first fixing bolt 4 and the second fixing bolt 9 can be used for connecting and fixing the roller sleeve body 1 and the surfacing roller 2; the fixed block 5 is arranged at one end outside the first fixed bolt 4, one side outside the fixed block 5 is provided with a sliding limiting plate 6, and a guide chute 8 is arranged at the joint of the sliding limiting plate 6 and the fixed block 5; the first positioning screw 7 is arranged in one end of the sliding limiting plate 6, and the sliding limiting plate 6 is connected with the fixed block 5 in a sliding clamping manner through the guide chute 8; the guide chute 8 can slide the limiting plate 6 on the fixed block 5, so that the first fixing bolt 4 can be limited through the sliding limiting plate 6, the loosening of the first fixing bolt 4 is avoided, and the position of the sliding limiting plate 6 can be fixed through the first positioning screw 7; the rotation limiting plate 10 is arranged on the outer side of the second fixing bolt 9, a second positioning screw 11 is arranged in the rotation limiting plate 10, and the rotation limiting plate 10 and the second positioning screw 11 are mutually perpendicular; the rotation limiting plate 10 can limit the second fixing bolt 9 through rotation of the rotation limiting plate 10, and the adjusted rotation limiting plate 10 can be positioned through the second positioning screw 11.

Referring to fig. 1 and 4, an additive-based weld overlay roll sleeve, comprising: the miniature telescopic push rod 12 is arranged on the inner wall of the roller sleeve body 1, the inner side of the miniature telescopic push rod 12 is connected with a telescopic block 13, and the inner side of the telescopic block 13 is connected with a positioning clamping block 14; the miniature telescopic push rod 12 forms a telescopic structure through a telescopic block 13 and a positioning clamping block 14, and the positioning clamping blocks 14 are distributed in a dispersed manner relative to the center point of the roller sleeve body 1; the miniature telescopic push rod 12 can drive the telescopic block 13 and the positioning clamping block 14 to move towards the center of the roller sleeve body 1, so that the surfacing roller 2 can be clamped and positioned through the positioning clamping block 14, and the clamping position can be adjusted conveniently according to the diameter size of the surfacing roller 2.

Working principle: when the build-up welding layer roller sleeve based on the additive forming is used, firstly, the build-up welding roller 2 is installed in the roller sleeve body 1, so that the build-up welding roller and the roller sleeve body are mutually clamped, the roller sleeve body 1 can be protected through the roller sleeve wall 3, and the wear resistance of the roller sleeve body 1 can be improved; secondly, starting a miniature telescopic push rod 12, wherein the miniature telescopic push rod 12 drives a telescopic block 13 and a positioning clamping block 14 to move towards the center of the roller sleeve body 1, so that the surfacing roller 2 can be clamped and positioned through the positioning clamping block 14, and the clamping position can be conveniently adjusted according to the diameter size of the surfacing roller 2; then the first fixing bolt 4 and the second fixing bolt 9 are used for connecting and fixing the roller sleeve body 1 and the surfacing roller 2, the sliding limiting plate 6 on the fixed block 5 slides through the guide chute 8, the first fixing bolt 4 is limited through the sliding limiting plate 6, and the first fixing bolt 4 is prevented from loosening; finally, the position of the sliding limiting plate 6 is fixed through the first positioning screw 7, the rotating limiting plate 10 is rotated again to limit the second fixing bolt 9, the second fixing bolt 9 is prevented from loosening by positioning the adjusted rotating limiting plate 10 through the second positioning screw 11, and the working principle of the build-up welding layer roller sleeve based on the material increase forming is achieved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. Build-up welding layer roller shell based on additive forming, characterized by comprising:

the welding device comprises a roller sleeve body (1), wherein a build-up welding roller (2) is arranged in the roller sleeve body (1), and a roller sleeve wall (3) is arranged on the outer wall of the roller sleeve body (1);

the miniature telescopic push rod (12) is arranged on the inner wall of the roller sleeve body (1), the inner side of the miniature telescopic push rod (12) is connected with a telescopic block (13), and the inner side of the telescopic block (13) is connected with a positioning clamping block (14);

the first fixing bolt (4) is arranged on one side of the joint of the roller sleeve body (1) and the surfacing roller (2), and the second fixing bolt (9) is arranged on the other side of the joint of the roller sleeve body (1) and the surfacing roller (2).

2. The build-up welding layer roller sleeve based on the additive forming according to claim 1, wherein the build-up welding roller (2) is clamped with the roller sleeve body (1), and the roller sleeve wall (3) is welded with the roller sleeve body (1).

3. The build-up welding layer roller sleeve based on the additive forming according to claim 1, wherein the miniature telescopic push rod (12) forms a telescopic structure between the telescopic block (13) and the positioning clamping block (14), and the positioning clamping blocks (14) are distributed in a dispersed manner relative to the central point of the roller sleeve body (1).

4. The build-up welding layer roller sleeve based on the additive forming according to claim 1, wherein the roller sleeve body (1) is connected with the build-up welding roller (2) through a first fixing bolt (4) and a second fixing bolt (9) respectively, and the first fixing bolt (4) and the second fixing bolt (9) are symmetrically distributed relative to the horizontal center line of the roller sleeve body (1) respectively.

5. The build-up layer roll cover based on additive forming according to claim 1, characterized in that the first fixing bolt (4) is further provided with:

the fixed block (5) is arranged at one end outside the first fixed bolt (4), a sliding limiting plate (6) is arranged at one side outside the fixed block (5), and a guide chute (8) is arranged at the joint of the sliding limiting plate (6) and the fixed block (5).

6. The build-up layer roll cover based on additive forming of claim 5, wherein the build-up layer roll cover further comprises:

the first positioning screw (7) is arranged in one end of the sliding limiting plate (6), and the sliding limiting plate (6) is connected with the fixed block (5) and the sliding clamp through the guide chute (8).

7. The build-up layer roll cover based on additive forming according to claim 1, characterized in that the second fixing bolt (9) is further provided with:

and the rotation limiting plate (10) is arranged on the outer side of the second fixing bolt (9), a second positioning screw (11) is arranged in the rotation limiting plate (10), and the rotation limiting plate (10) and the second positioning screw (11) are mutually perpendicular.