CN209613105U - The compression roller easily repaired with high-wearing feature - Google Patents
The compression roller easily repaired with high-wearing feature Download PDFInfo
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- CN209613105U CN209613105U CN201821935924.0U CN201821935924U CN209613105U CN 209613105 U CN209613105 U CN 209613105U CN 201821935924 U CN201821935924 U CN 201821935924U CN 209613105 U CN209613105 U CN 209613105U
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- compression roller
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Abstract
The utility model discloses a kind of compression rollers easily repaired with high-wearing feature, are related to compression roller technical field.The utility model includes roll shaft, roll shaft perimeter surface is connected with connecting cylinder, and connecting cylinder perimeter surface is connected with bottoming cylinder, and bottoming cylinder surface is equipped with overlay cladding, roll shaft perimeter surface and be located at connecting cylinder, bottoming cylinder both ends are equipped with end cap, end cap is detachably connected by bolt and roll shaft；Overlay cladding includes the buffer layer, hardstanding, wear-resisting flower-pattern layer that welding is stacked gradually along bottoming cylinder surface, and wear-resisting flower-pattern layer perimeter surface is equipped with protective layer.Overlay cladding of the utility model by multiple-bead deposit on bottoming cylinder surface, with preferable interior toughness and outer wearability, anti-dropout and fracture property are good, it is designed again by fabricated construction, bottoming cylinder and connecting cylinder, roll shaft are assembled, dismounting and change bottoming cylinder is only needed when damage and reparation, reduces equipment cost and maintenance cost.
Description
Technical field
The utility model belongs to compression roller technical field, more particularly to a kind of extruding easily repaired with high-wearing feature
Roller.
Background technique
Roll squeezer is a kind of energy-efficient, the widely used milling equipment introduced from foreign countries early 1990s, is fitted
Grinding for cement slurry, clinker, ore etc..The critical component of roll squeezer is compression roller, a pair of of compression roller average extrusion object
Expect 25-50t/h, for 24 hours continuous work.Roller press squeeze roll will bear abrasive wear and stress fatigue destruction under high pressure,
It asks roll surface overlay cladding to have very high hardness, and to limit the generation of crackle, in case crackle extends under high stress repeated action.
In roll squeezer operation, roll surface is direct contacting material, and load is very big, and inevitably abrasion is peeled off
Failure phenomenon；Due to compression roller higher cost, in order to reduce cost, frequently with Bead weld repair.Meanwhile to compression roller roll surface built-up welding
There are very high requirement, i.e. high rigidity, high tenacity, flawless.Currently, that there is also hardness is low, wears no resistance for roller press squeeze roll, heap
Repair welding answers big, the at high cost problem of difficulty.
Utility model content
The purpose of this utility model is to provide a kind of compression rollers easily repaired with high-wearing feature, solve existing roll-in
That there is also hardness is low for machine compression roller, wears no resistance, the problem that Bead weld repair difficulty is big, at high cost.
In order to solve the above technical problems, the utility model is achieved through the following technical solutions:
The utility model is a kind of compression roller easily repaired with high-wearing feature, including roll shaft, the roll shaft perimeter surface are matched
Conjunction is connected with connecting cylinder, and the connecting cylinder perimeter surface is connected with bottoming cylinder, and bottoming cylinder surface is equipped with overlay cladding, described
Roll shaft perimeter surface and be located at connecting cylinder, bottoming cylinder both ends are equipped with end cap, the end cap is detachably connected by bolt and roll shaft；
The overlay cladding includes the buffer layer, hardstanding, wear-resisting flower-pattern layer that welding is stacked gradually along bottoming cylinder surface, described
Wear-resisting flower-pattern layer perimeter surface is equipped with protective layer, and the buffer layer heap is welded to from requiring final roll surface size 14-15mm at, described to delay
The material for rushing layer is austenitic alloy, and heap postwelding hardness is lower, and plasticity toughness is preferable, there is stronger crack arrest and crack resistance；It is described
Hardstanding heap is welded to from requiring at final roll surface size 5-7mm, and the hardstanding is welded by the way of automatic boxing, medicine
Core component of weld wire is C2.0-2.5%, Mn1.2-1.5%, Mo2.0-2.5%, Cr6.0-9.0%, Ti7.0-9.0%, remaining is
Fe, hardness is in 52-55HRC；The wear-resisting flower-pattern layer is welded by the way of automatic boxing, and flux-cored wire ingredient is
C3.0-3.5%, Mn0.7-0.9%, Cr23.0-25.0%, Ni 2.5-3.0%, remaining is Fe, and hardness is in 59-61HRC；Institute
Stating protective layer is skin of paint.
Further, the roll shaft surface engagement is equipped with key, and the connection tube inner surface is offered to be matched with key
Groove.
Further, the straight pin cooperated between the connecting cylinder and bottoming cylinder.
Further, the built-up welding thickness of the hardstanding is in 8-10mm.
Further, the end cap outer diameter is 10-25mm smaller than bottoming cylinder outer diameter.
The utility model has the following beneficial effects:
Overlay cladding of the utility model by multiple-bead deposit on bottoming cylinder surface has in preferable toughness and outer wear-resisting
Property, anti-dropout and fracture property are good, then are designed by fabricated construction, and bottoming cylinder and connecting cylinder, roll shaft are assembled, and damage and repair
Dismounting and change bottoming cylinder is only needed when multiple, reduces equipment cost and maintenance cost.
Certainly, any product for implementing the utility model does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the axial sectional view for the compression roller that there is the utility model high-wearing feature easily to repair；
Fig. 2 is the radial cross-section for the compression roller easily repaired with high-wearing feature；
Fig. 3 is the structural schematic diagram of overlay cladding.
In attached drawing, parts list represented by the reference numerals are as follows:
1- roll shaft, 2- connecting cylinder, 3- bottoming cylinder, 4- overlay cladding, 5- end cap, 6- key, 7- straight pin, 401- buffer layer,
402- hardstanding, the wear-resisting flower-pattern layer of 403-, 404- protective layer.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
It please referring to shown in Fig. 1-3, the utility model is a kind of compression roller easily repaired with high-wearing feature, including roll shaft 1,
1 perimeter surface of roll shaft is connected with connecting cylinder 2, and 2 perimeter surface of connecting cylinder is connected with bottoming cylinder 3, and 3 surface of bottoming cylinder is equipped with heap
Layer 4,1 perimeter surface of roll shaft and be located at connecting cylinder 2,3 both ends of bottoming cylinder be equipped with end cap 5, end cap 5 by bolt and roll shaft 1 it is removable
Unload connection；
Overlay cladding 4 includes the buffer layer 401, hardstanding 402, wear-resisting flower-pattern layer that welding is stacked gradually along 3 surface of bottoming cylinder
403, wear-resisting 403 perimeter surface of flower-pattern layer is equipped with protective layer 404, and 401 heap of buffer layer is welded to from requiring final roll surface size 14-15mm
The material at place, buffer layer 401 is austenitic alloy, and heap postwelding hardness is lower, and plasticity toughness is preferable, there is stronger crack arrest and cracking resistance
Property；402 heap of hardstanding is welded to from requiring at final roll surface size 5-7mm, and hardstanding 402 is welded by the way of automatic boxing
Connect, flux-cored wire ingredient be C2.0-2.5%, Mn1.2-1.5%, Mo2.0-2.5%, Cr6.0-9.0%, Ti7.0-9.0%,
Remaining is Fe, and hardness is in 52-55HRC；Wear-resisting flower-pattern layer 403 is welded by the way of automatic boxing, flux-cored wire ingredient
For C3.0-3.5%, Mn0.7-0.9%, Cr23.0-25.0%, Ni 2.5-3.0%, remaining is Fe, and hardness is in 59-61HRC；
Protective layer 404 is skin of paint.
Wherein, 1 surface engagement of roll shaft is equipped with key 6, and 2 inner surface of connecting cylinder offers the groove matched with key 6.
Wherein, the straight pin 7 cooperated between connecting cylinder 2 and bottoming cylinder 3.
Wherein, the built-up welding thickness of hardstanding 402 is in 8-10mm.
Wherein, 5 outer diameter of end cap is 10-25mm smaller than 3 outer diameter of bottoming cylinder.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (5)
1. a kind of compression roller easily repaired with high-wearing feature, including roll shaft (1), it is characterised in that: roll shaft (1) perimeter surface
It is connected with connecting cylinder (2), connecting cylinder (2) perimeter surface is connected with bottoming cylinder (3), bottoming cylinder (3) surface
Equipped with overlay cladding (4), roll shaft (1) perimeter surface and be located at connecting cylinder (2), bottoming cylinder (3) both ends be equipped with end cap (5), it is described
End cap (5) is detachably connected by bolt with roll shaft (1)；
The overlay cladding (4) includes the buffer layer (401) that welding is stacked gradually along bottoming cylinder (3) surface, hardstanding (402), resistance to
It grinds flower-pattern layer (403), wear-resisting flower-pattern layer (403) perimeter surface is equipped with protective layer (404).
2. a kind of compression roller easily repaired with high-wearing feature according to claim 1, which is characterized in that the roll shaft
(1) surface engagement is equipped with key (6), and connecting cylinder (2) inner surface offers the groove matched with key (6).
3. a kind of compression roller easily repaired with high-wearing feature according to claim 1, which is characterized in that the connecting cylinder
(2) straight pin (7) cooperated between bottoming cylinder (3).
4. a kind of compression roller easily repaired with high-wearing feature according to claim 1, which is characterized in that the hardstanding
(402) built-up welding thickness is in 8-10mm.
5. a kind of compression roller easily repaired with high-wearing feature according to claim 1, which is characterized in that the end cap
(5) outer diameter is 10-25mm smaller than bottoming cylinder (3) outer diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821935924.0U CN209613105U (en) | 2018-11-23 | 2018-11-23 | The compression roller easily repaired with high-wearing feature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821935924.0U CN209613105U (en) | 2018-11-23 | 2018-11-23 | The compression roller easily repaired with high-wearing feature |
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| Publication Number | Publication Date |
|---|---|
| CN209613105U true CN209613105U (en) | 2019-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821935924.0U Active CN209613105U (en) | 2018-11-23 | 2018-11-23 | The compression roller easily repaired with high-wearing feature |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111389506A (en) * | 2020-03-19 | 2020-07-10 | 山东钢铁股份有限公司 | Composite roller body and roller crusher |
| CN111760636A (en) * | 2020-07-03 | 2020-10-13 | 浙江申轮水泥机械制造有限公司 | Roll sleeve of roll squeezer and manufacturing process thereof |
| CN114377775A (en) * | 2022-01-19 | 2022-04-22 | 郑州机械研究所有限公司 | Extrusion roller sleeve with high rigidity and strong crack resistance |
-
2018
- 2018-11-23 CN CN201821935924.0U patent/CN209613105U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111389506A (en) * | 2020-03-19 | 2020-07-10 | 山东钢铁股份有限公司 | Composite roller body and roller crusher |
| CN111760636A (en) * | 2020-07-03 | 2020-10-13 | 浙江申轮水泥机械制造有限公司 | Roll sleeve of roll squeezer and manufacturing process thereof |
| CN114377775A (en) * | 2022-01-19 | 2022-04-22 | 郑州机械研究所有限公司 | Extrusion roller sleeve with high rigidity and strong crack resistance |
| CN114377775B (en) * | 2022-01-19 | 2024-02-09 | 郑州机械研究所有限公司 | Extrusion roller sleeve with high rigidity and high crack resistance |
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