CN220615023U - Metal ceramic wear-resistant block embedded compression roller sleeve - Google Patents
Metal ceramic wear-resistant block embedded compression roller sleeve Download PDFInfo
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- CN220615023U CN220615023U CN202321812830.5U CN202321812830U CN220615023U CN 220615023 U CN220615023 U CN 220615023U CN 202321812830 U CN202321812830 U CN 202321812830U CN 220615023 U CN220615023 U CN 220615023U
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- block
- roller sleeve
- metal ceramic
- main body
- fastening
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- 239000000919 ceramic Substances 0.000 title claims abstract description 80
- 239000002184 metal Substances 0.000 title claims abstract description 80
- 230000006835 compression Effects 0.000 title claims abstract description 21
- 238000007906 compression Methods 0.000 title claims abstract description 21
- 238000009434 installation Methods 0.000 claims description 21
- 239000011195 cermet Substances 0.000 claims description 10
- 238000005056 compaction Methods 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000005299 abrasion Methods 0.000 description 14
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model provides a metal ceramic wear-resistant block embedded compression type roller sleeve, which comprises a roller sleeve main body, a plurality of metal ceramic wear-resistant blocks, an annular pressing plate and a plurality of fastening bolts, wherein the roller sleeve main body is provided with a plurality of metal ceramic wear-resistant blocks; a first mounting half groove is formed in one axial side of the roller sleeve main body, one side of the first mounting half groove is communicated with one axial end of the roller sleeve main body, and a clamping groove is formed in the other side of the first mounting half groove; the plurality of metal ceramic wear-resistant blocks are circumferentially distributed in the first mounting half groove along the roller sleeve main body, each metal ceramic wear-resistant block comprises a working block, a fastening block and a clamping block, the clamping block is arranged on one side of the working block facing the clamping groove, and the working block, the fastening block and the clamping block are integrally arranged; the annular pressing plate is pressed on the fastening block and is abutted with the working block, and a preset distance is reserved between the annular pressing plate and the roller sleeve main body; the plurality of fastening bolts sequentially penetrate through the annular pressing plate and the fastening block to be in threaded connection with the roller sleeve main body.
Description
Technical Field
The utility model belongs to the technical field of roller sleeves, and particularly relates to a metal ceramic wear-resistant block embedded compression roller sleeve.
Background
The wear resistance is an important performance of the roller sleeve, and in order to control the cost of the roller sleeve and ensure the wear resistance of the roller sleeve, a metal ceramic wear-resistant block can be arranged on the outer ring of the roller sleeve.
At present, some metal ceramic wear-resistant blocks on the roller sleeve are inlaid on the roller sleeve or directly welded on the roller sleeve, and after the metal ceramic wear-resistant blocks are severely worn, the metal ceramic wear-resistant blocks are not easy to replace, so that the roller sleeve is generally required to be scrapped directly, the cost is increased, and the resources are wasted; some metal ceramic wear-resisting blocks are directly fixed on the roller sleeve by bolts, but the bolts are easy to loose due to factors such as vibration and the like in the use process, so that the metal ceramic wear-resisting blocks are not firmly connected with the roller sleeve.
Disclosure of Invention
The embodiment of the utility model provides a metal ceramic wear-resistant block embedded compression type roller sleeve, and aims to provide a split roller sleeve with a metal ceramic wear-resistant block firmly connected with a roller sleeve body and easy to replace.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a wear-resisting embedded compaction roller shell of piece of cermet, include:
the roller sleeve comprises a roller sleeve body, wherein a first mounting half groove is formed in one axial side of the roller sleeve body, the first mounting half groove is an annular groove and is communicated with the side face of the roller sleeve body, one side of the first mounting half groove is communicated with one axial end of the roller sleeve body, and a clamping groove is formed in the other side of the first mounting half groove;
the metal ceramic wear-resistant blocks are circumferentially distributed in the first mounting half groove along the roller sleeve main body, each metal ceramic wear-resistant block comprises a working block, a fastening block and a clamping block, the fastening blocks are arranged at included angles with the working blocks, the clamping blocks are arranged on one side, facing the clamping groove, of the working blocks, and the working blocks, the fastening blocks and the clamping blocks are integrally arranged;
the annular pressing plate is arranged on one side of the metal ceramic wear-resistant block, which is opposite to the roll sleeve main body, a second installation half groove is formed in one side of the annular pressing plate, which faces the roll sleeve main body, the second installation half groove is an annular groove, the first installation half groove and the second installation half groove form an installation groove, and the annular pressing plate is pressed on the fastening block and is abutted to the working block, and is spaced with the roll sleeve main body by a preset distance;
the fastening bolts sequentially penetrate through the annular pressing plate and the fastening blocks to be in threaded connection with the roller sleeve main body;
at least two fastening bolts are arranged on each fastening block in a penetrating mode.
In one possible implementation manner of the embedded compression type roller sleeve of the metal ceramic wear-resistant block, one end of the metal ceramic wear-resistant block, which faces the clamping groove, is welded with the roller sleeve main body to form a welding line, and the depth of the welding line is a preset depth.
In one possible implementation mode of the embedded compression roller sleeve of the metal ceramic wear-resistant block, an included angle between the fastening block and the working block is 60-90 degrees.
In one possible implementation manner of the embedded compression roller sleeve of the metal ceramic wear-resistant block, the preset distance is 0.5-2 mm.
In one possible implementation manner of the embedded compression roller sleeve of the metal ceramic wear-resistant block, two fastening bolts are arranged on the fastening block in a penetrating manner.
In one possible implementation mode of the embedded compression roller sleeve of the metal ceramic wear-resistant block, the interval between two adjacent metal ceramic wear-resistant blocks is 1 mm-3 mm.
The embedded compression roller sleeve of the metal ceramic wear-resistant block has the beneficial effects that: compared with the prior art, the embedded compression roller sleeve of the metal ceramic wear-resistant block has the advantages that all the metal ceramic wear-resistant blocks are pressed on the roller sleeve main body through the annular pressing plate and are fastened through the plurality of fastening bolts, so that at least one fastening bolt passes through each metal ceramic wear-resistant block, when a few fastening bolts are loosened, the remaining fastening bolts can still fix the annular pressing plate on the roller sleeve main body, and the metal ceramic wear-resistant blocks are kept to be connected with the roller sleeve main body, so that the metal ceramic wear-resistant blocks are not easy to fall off and are connected with the metal ceramic wear-resistant blocks more firmly, and meanwhile, the clamping blocks are arranged at the end parts of the metal ceramic wear-resistant blocks and are clamped with the roller sleeve main body, so that the connection stability of the metal ceramic wear-resistant blocks and the roller sleeve main body is further improved; when the abrasion thickness of the metal ceramic abrasion-resistant block reaches the maximum allowable abrasion thickness and a new metal ceramic abrasion-resistant block needs to be replaced, the fastening bolt is unscrewed, the annular pressing plate is taken down, and the new metal ceramic abrasion-resistant block can be replaced, so that the operation is simple and quick.
Drawings
FIG. 1 is a schematic diagram of a front view of a metal ceramic wear block embedded compression roller sleeve according to an embodiment of the present utility model;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic diagram of an explosion structure of a metal ceramic wear block embedded compression roller sleeve according to an embodiment of the present utility model;
fig. 4 is an enlarged view of a portion a in fig. 2;
reference numerals illustrate:
10. a roll sleeve body; 11. an annular pressing plate; 20. a cermet wear block; 21. a working block;
22. a fastening block; 23. a clamping block; 30. a fastening bolt; 40. and (3) welding seams.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, but not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present application unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
In the description of the present application, it should be understood that, where azimuth terms such as "front, rear, upper, lower, left, right", "transverse, vertical, horizontal", and "top, bottom", etc., indicate azimuth or positional relationships generally based on those shown in the drawings, only for convenience of description and simplification of the description, these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways and the spatially relative descriptions used herein are construed accordingly.
In addition, the terms "first", "second", etc. are used to define the components, and are merely for convenience of distinguishing the corresponding components, and unless otherwise stated, the terms have no special meaning, and thus should not be construed as limiting the scope of the present application.
Referring to fig. 1 to 4, the description will now be made of the embedded compaction roller sleeve of the metal ceramic wear-resistant block provided by the present utility model. The metal ceramic wear-resistant block embedded compression type roller sleeve comprises a roller sleeve main body 10, a plurality of metal ceramic wear-resistant blocks 20, an annular pressing plate 11 and a plurality of fastening bolts 30; a first mounting half groove is formed in one axial side of the roll sleeve main body 10, is an annular groove and is communicated with the side surface of the roll sleeve main body 10, one side of the first mounting half groove is communicated with one axial end of the roll sleeve main body 10, and a clamping groove is formed in the other side of the first mounting half groove; the plurality of metal ceramic wear-resistant blocks 20 are arranged in the first installation half groove along the periphery Xiang Bushe of the roller sleeve main body 10, each metal ceramic wear-resistant block 20 comprises a working block 21, a fastening block 22 and a clamping block 23, the fastening block 22 and the working block 21 form an included angle, the clamping block 23 is arranged on one side of the working block 21 facing the clamping groove, and the working block 21, the fastening block 22 and the clamping block 23 are integrally arranged; the annular pressing plate 11 is arranged on one side of the metal ceramic abrasion-resistant block 20, which is opposite to the roll sleeve main body 10, a second installation half groove is formed in one side of the annular pressing plate 11, which faces the roll sleeve main body 10, the second installation half groove is an annular groove, the first installation half groove and the second installation half groove form an installation groove, and the annular pressing plate 11 is pressed on the fastening block 22 and is abutted against the working block 21, and is spaced from the roll sleeve main body 10 by a preset distance; a plurality of fastening bolts 30 sequentially pass through the annular pressing plate 11 and the fastening blocks 22 to be in threaded connection with the roller sleeve main body 10; wherein at least two fastening bolts 30 are provided on each fastening block 22.
The embedded compression roller sleeve of the metal ceramic wear-resistant block provided by the embodiment of the utility model has the beneficial effects that: compared with the prior art, the embedded compression type roller sleeve of the metal ceramic wear-resistant block provided by the embodiment of the utility model has the advantages that all the metal ceramic wear-resistant blocks 20 are pressed on the roller sleeve main body 10 through the annular pressing plate 11 and are fastened by the plurality of fastening bolts 30, so that at least one fastening bolt 30 passes through each metal ceramic wear-resistant block 20, when a few fastening bolts 30 are loosened, the rest fastening bolts 30 can still fix the annular pressing plate 11 on the roller sleeve main body 10, and the connection between the metal ceramic wear-resistant blocks 20 and the roller sleeve main body 10 is kept, so that the metal ceramic wear-resistant blocks 20 are not easy to fall off and are more firmly connected with the metal ceramic wear-resistant blocks 20, and meanwhile, the clamping blocks 23 are arranged at the end parts of the metal ceramic wear-resistant blocks 20 and are clamped with the roller sleeve main body 10, so that the connection stability between the metal ceramic wear-resistant blocks 20 and the roller sleeve main body 10 is further increased; when the abrasion thickness of the metal ceramic abrasion-resistant block 20 reaches the maximum allowable abrasion thickness and the new metal ceramic abrasion-resistant block 20 needs to be replaced, the fastening bolt 30 is unscrewed, the annular pressing plate 11 is taken down, and the new metal ceramic abrasion-resistant block 20 can be replaced, so that the operation is simple and quick.
As shown in fig. 1 and 2, in a specific embodiment of the embedded compaction roller sleeve with a metal ceramic wear-resistant block provided by the utility model, one end of the metal ceramic wear-resistant block 20 facing the clamping groove is welded with the roller sleeve main body 10 to form a welding line 40, and the depth of the welding line 40 is a preset depth.
When the cermet abrasion resistant block 20 needs to be replaced, the annular pressing plate 11 is removed, and then the cermet abrasion resistant block 20 is knocked from inside to outside, so that the weld joint 40 can be broken, and the cermet abrasion resistant block 20 is knocked down.
Specifically, the preset depth is empirically determined, so that the connection strength between the metal ceramic wear-resistant block 20 and the roll sleeve main body 10 can be improved, and the metal ceramic wear-resistant block 20 can be easily knocked down.
As shown in fig. 2 and 3, in a specific embodiment of the embedded compaction roller sleeve of the metal ceramic wear-resistant block provided by the utility model, an included angle between the fastening block 22 and the working block 21 is 60 ° to 90 °, so that the fastening bolt 30 passes through the fastening block 22.
As shown in fig. 2 and 4, in a specific embodiment of the embedded compaction roller sleeve with the metal ceramic wear-resistant block provided by the utility model, the preset distance is 0.5 mm-2 mm, so that the annular pressing plate 11 can be directly pressed onto the fastening block 22 of the metal ceramic wear-resistant block 20, and enough pressure can be applied to the metal ceramic wear-resistant block 20 by tightening the fastening bolt 30, so that the connection stability of the metal ceramic wear-resistant block 20 and the roller sleeve main body 10 is ensured.
As shown in fig. 1 and 2, in a specific embodiment of the embedded compaction roller sleeve with the metal ceramic wear-resistant block provided by the utility model, two fastening bolts 30 are arranged on the fastening block 22 in a penetrating manner, so that the connection stability of the metal ceramic wear-resistant block 20 and the roller sleeve main body 10 is improved.
As shown in FIG. 1, in a specific embodiment of the embedded compaction roller sleeve of the metal ceramic wear-resistant block, the interval between two adjacent metal ceramic wear-resistant blocks 20 is 1 mm-3 mm, so that on one hand, the installation of the metal ceramic wear-resistant blocks 20 is facilitated, and on the other hand, the situation that the metal ceramic wear-resistant blocks 20 are difficult to disassemble and even crushed due to the fact that the metal ceramic wear-resistant blocks 20 are mutually extruded due to thermal expansion is avoided.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (6)
1. The utility model provides a wear-resisting embedded compaction type roller shell of piece of cermet which characterized in that includes:
the roller sleeve comprises a roller sleeve main body (10), wherein a first installation half groove is formed in one axial side, the first installation half groove is an annular groove and is communicated with the side face of the roller sleeve main body (10), one side of the first installation half groove is communicated with one axial end of the roller sleeve main body (10), and a clamping groove is formed in the other side of the first installation half groove;
the roller sleeve comprises a roller sleeve body (10), a plurality of metal ceramic wear-resisting blocks (20) and a roller sleeve, wherein the metal ceramic wear-resisting blocks (20) are circumferentially distributed in the first mounting half groove, each metal ceramic wear-resisting block (20) comprises a working block (21), a fastening block (22) and a clamping block (23), the fastening blocks (22) are arranged at included angles with the working blocks (21), the clamping blocks (23) are arranged on one side, facing the clamping groove, of the working blocks (21), and the fastening blocks (22) and the clamping blocks (23) are integrally arranged;
the annular pressing plate (11) is arranged on one side of the metal ceramic wear-resistant block (20) opposite to the roll sleeve main body (10), a second installation half groove is formed in one side of the annular pressing plate (11) facing the roll sleeve main body (10), the second installation half groove is an annular groove, the first installation half groove and the second installation half groove form an installation groove, and the annular pressing plate (11) is pressed on the fastening block (22) and is abutted to the working block (21) and is spaced with the roll sleeve main body (10) by a preset distance; and
a plurality of fastening bolts (30) sequentially penetrate through the annular pressing plate (11) and the fastening blocks (22) to be in threaded connection with the roller sleeve main body (10);
wherein at least two fastening bolts (30) are arranged on each fastening block (22) in a penetrating way.
2. The embedded compression roller sleeve of claim 1, wherein one end of the metal ceramic wear block (20) facing the clamping groove is welded with the roller sleeve main body (10) to form a welding line (40), and the depth of the welding line (40) is a preset depth.
3. The cermet wear block embedded compression roller housing of claim 1 wherein the angle between the fastening block (22) and the working block (21) is 60 ° to 90 °.
4. The cermet wear block embedded compression roller housing of claim 1 wherein the predetermined distance is 0.5mm to 2mm.
5. The embedded compaction roller sleeve of the metal ceramic wear block according to claim 1, wherein two fastening bolts (30) are arranged on the fastening block (22) in a penetrating way.
6. The cermet wear block embedded compression roller housing of claim 1 wherein two adjacent cermet wear blocks (20) are spaced 1mm to 3mm apart.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321812830.5U CN220615023U (en) | 2023-07-11 | 2023-07-11 | Metal ceramic wear-resistant block embedded compression roller sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321812830.5U CN220615023U (en) | 2023-07-11 | 2023-07-11 | Metal ceramic wear-resistant block embedded compression roller sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220615023U true CN220615023U (en) | 2024-03-19 |
Family
ID=90230372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321812830.5U Active CN220615023U (en) | 2023-07-11 | 2023-07-11 | Metal ceramic wear-resistant block embedded compression roller sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220615023U (en) |
-
2023
- 2023-07-11 CN CN202321812830.5U patent/CN220615023U/en active Active
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