CN109865554A - A kind of roller press squeeze roll roller set - Google Patents
A kind of roller press squeeze roll roller set Download PDFInfo
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- CN109865554A CN109865554A CN201910312451.1A CN201910312451A CN109865554A CN 109865554 A CN109865554 A CN 109865554A CN 201910312451 A CN201910312451 A CN 201910312451A CN 109865554 A CN109865554 A CN 109865554A
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- wear
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- roller
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Abstract
A kind of roller press squeeze roll roller set, including squeezing roll sleeve, it is characterized by: having several grooves on the outer surface for squeezing roll sleeve with uniformly distributed division processing, welding-on has the wear-resistant material for being higher by roll body surface 1-10mm in groove, such as Co., Ltd, Zhengzhou Research Institute of Mechanical Engineering develop ZD310 or ZD903 wear-resisting welding wire with flux core and Voestalpine Bole weld Co., Ltd's development and production SKC A43-O wear-resisting welding wire with flux core or other equally there is the resurfacing welding material of high-wear resistance.The compression roller of structure of the invention combines built-up welding compression roller and inlays the advantage of nail type compression roller, had not only reduced flower-pattern layer from roll body calving and has obtained risk, but also solves the problems, such as that stud is detached from roll body.The base metals between weld seam form backing strap in abrasion afterwards to a certain extent and delay the trend worn downwards simultaneously, effectively extend the roll body service life.
Description
Technical field
The present invention relates to a kind of attrition crushing rollers for keeping its broken with fashion of extrusion hard material, belong to engineering equipment skill
Art field particularly relates to a kind of roller press squeeze roll roller set.
Background technique
Roll squeezer is a kind of powder apparatus of novel high-efficiency and energy-saving, is squeezed by high stress and completes to be crushed material, by
, energy conservation efficient in it, is presented unique advantage and prospect in the broken industry such as cement, metallurgy, ore.Compression roller is in broken mine
When the materials such as stone, clinker, roll surface subjects violent high stress material abrasion, microploughing wear and fatigue rupture, therefore squeezes
The wearability and service life of pressure roller roll surface are just at the key technical index of this kind of equipment of roll squeezer.
At present, 3 classes of technical measures point of compression roller roll surface wear-resisting and service life are improved both at home and abroad:
1. in common material roll body, the different wear resistant alloy material of built-up welding forms wearing layer and improves the resistance to of roll surface directly on a surface
Mill property.However, when selecting the hardfacing materials of high rigidity to improve wearability, roll surface, which is easy to crack, leads to wearable overlay
It peels off, influences the service life of roll body.And the hardfacing materials of soft are selected, wear-resisting property is again poor.Meanwhile this knot
Structure hard material strength squeeze under, heap weld flower-pattern layer be easy fall off from roll body surface calving, therefore the thickness of built-up welding by
To certain limitation.The wearability of the roll surface of this method manufacture is difficult to be greatly improved, and the friction durability of roll surface is general
At 8000 hours, working life was not able to satisfy user's requirement.
2. roll surface punches the wearability that tungsten carbide button's cylinder improves roll surface.First processed on common material roll body surface
Upper certain diameter and depth and the circular hole for pressing aligned transfer, then in the hard alloy cylinder hot insert to circular hole manufactured in advance
Face forms stud.Guarantee the wear-resisting property of roll surface by high rigidity hard alloy.This structure roll surface service life in the ideal case
Hard alloy cylinder manufacturing cost up to 10000 hours or so, but in the structure is high, and operation and maintenance cost is very high, and
Hard alloy cylinder and roll body metal are combined into mechanical bond, and roll body can cause hard alloy cylinder de- after long time running
It falls.It can not preferably be repaired rapidly at the scene once roll surface alloy cylinder falls off.Therefore the structure could not be in practice
It is widely popularized.
3. whole cast compression roller using wear-resistant material.I.e. whole roll body roller set using high hardness wear-resisting material integral into
Type, shape short and thick and the body of roll with roll neck diameter difference big feature big with barrel diameter.This structure is wear-resisting due to entire body
Material, therefore wear-resisting thickness, service life are longer.But its manufacturing process is complicated, producing cost is high, is unfavorable for after roll surface wearing
Maintenance, and be possible to be broken suddenly in the process of running to lead to production accident, therefore use is not extensive.
Compression roller roll body surface wear-resistant layer premature failure is the broken challenging technical problem of industry, there is presently no
Effective solution.
Summary of the invention
The purpose of the present invention is exactly the shortcoming being directed in the presence of the above-mentioned prior art and provides a kind of hardfacing
Material patch welding type attrition crushing roller stronger in conjunction with roll body, breaker roll of the invention can effectively solve the equipment such as roll squeezer
Broken compression roller roll surface wear-resisting is insufficient, hardfacing materials peel off too early leads to compression roller Problem of Failure, improves the compression roller longevity
Life, can be effectively ensured roll body long-term safety and reliably run, and be crushed more uniform, surface with broken more efficient, material is squeezed
It is wear-resisting and the advantages of be not easy chip off-falling, the production of roll squeezer can be made to imitate and be able to rate and significantly improve.
The purpose of the present invention can be realized by following technique measures:
Roller press squeeze roll roller set of the invention includes squeezing roll sleeve, uniformly to divide on the outer surface for squeezing roll sleeve
It cuts and is machined with several grooves, welding-on has the wear-resistant material for being higher by roll body surface 1-10mm in groove.
The transverse cross-sectional shape of heretofore described groove is U-shaped, rectangle, V-type, any in trapezoidal or inverted trapezoidal structure
It is a kind of.
The shape of heretofore described groove is in circle hole shape, bar shaped, ellipse, triangle or other irregular shapes
Any one applicable structure.
Heretofore described groove is the circle hole shape knot that aperture is 15-55mm, depth 10-50mm, spacing are 5-25mm
Structure, wear-resistant material of the welding-on in circular hole groove form stud structure on roll body surface.
Heretofore described groove is that length is 10mm to running through roll surface width, width 10-100mm, spacing 5-
The bar shaped slot structure of 25mm, wear-resistant material of the welding-on in strip groove form banded structure on roll body surface.
Heretofore described wear-resistant material can be used it is commercially available such as: Co., Ltd, Zhengzhou Research Institute of Mechanical Engineering develop
ZD310 or ZD903 wear-resisting welding wire with flux core, and Voestalpine Bole weld the wear-resisting medicine of SKC A43-O of Co., Ltd's development and production
Core welding wire or other equally there is the resurfacing welding material of high-wear resistance.
Beneficial effects of the present invention are as follows:
The compression roller of structure of the invention combines built-up welding compression roller and inlays the advantage of nail type compression roller, has both reduced flower-pattern layer from roller
Body calving obtains risk, and solves the problems, such as that stud is detached from roll body.The base metals between weld seam may wear to certain journey simultaneously
Backing strap is formed after degree and delays the trend worn downwards, effectively extends the roll body service life.More specifically:
1, it reduces press roll surface and welds residualinternal stress, improve contacting fatigue resistance:
The wear-resistant material made of press roll surface built-up welding be from each other it is independent, by roll body metal between wear resistant alloy material
It is connected.In the compression roller course of work, softer roll body metal is conducive to residual stress peak value between the wear-resistant material of internally-inlaid
Release is also beneficial to reduce fatigue damage degree.
2, the wear-resisting and shock resistance comprehensive performance of compression roller roll surface is improved:
Compression roller roll body of the invention can comprehensively utilize the high rigidity, high-wearing feature and compression roller base material of build-up wear-resistant alloy material
The advantage of the high tenacity of material, it is comprehensive to improve roll surface wear-resisting and shock resistance.
3, falling off for wear resistant alloy material is avoided:
It is the main failure mode of roll surface that the large area of compression roller roll surface wear-resisting layer, which falls off,.This patent wear-resistant material has been with roll body
Full metallurgical bonding solves the problems, such as that edge nail type compression roller cemented carbide material due to caused by thermal expansion coefficient is different falls off.
There are the roll body material protection of high tenacity, effective Anticrack, even if single wear resistant alloy material between wear resistant alloy material
It surprisingly falls off, other wear-resistant material large area will not be caused to fall off, to extend the service life of compression roller.
4, production efficiency is improved, production cost is reduced:
The isolated wear resistant alloy material of roll body surface of the present invention built-up welding, the alloy material used is less, reduces heap and is welded into
This, while being easy to repair at the scene after roll body abrasion.And since the wear-resistant material of welding-on is higher than the wearability of basis material
Can, in the attrition crushing course of work, roll body base material is prone to wear and forms small rut and then bite material formation material lining protection
Layer, prevents roll body from continuing to wear, extends compression roller service life, improve production efficiency.
Detailed description of the invention
Fig. 1 is cross section view of the invention.
Fig. 2 is a kind of structural schematic diagram of embodiment of the invention.
Fig. 3 is the structural schematic diagram of second of embodiment of the invention.
Figure serial number: 1 is the wear-resistant material of welding-on, and 2 be to squeeze roll sleeve.
Specific embodiment
The present invention is further described below with reference to embodiment (attached drawing):
Roller press squeeze roll roller set of the invention includes squeezing roll sleeve, uniformly to divide on the outer surface for squeezing roll sleeve
It cuts and is machined with several grooves, welding-on has the wear-resistant material for being higher by roll body surface 1-10mm in groove；The wear-resistant material
Can be used it is commercially available such as: Co., Ltd, Zhengzhou Research Institute of Mechanical Engineering develop ZD310 or ZD903 wear-resisting welding wire with flux core, Yi Jiao
Steel connection Bole weld Co., Ltd's development and production SKC A43-O wear-resisting welding wire with flux core or other equally there is high-wear resistance
Resurfacing welding material.
The transverse cross-sectional shape of heretofore described groove is U-shaped, rectangle, V-type, any in trapezoidal or inverted trapezoidal structure
It is a kind of.
The shape of heretofore described groove can also be circle hole shape, bar shaped, ellipse, triangle or other irregular shapes
In any one applicable structure.
Heretofore described groove is the circle hole shape knot that aperture is 15-55mm, depth 10-50mm, spacing are 5-25mm
Structure, wear-resistant material of the welding-on in circular hole groove form stud structure on roll body surface.
Heretofore described groove is that length is 10mm to running through roll surface width, width 10-100mm, spacing 5-
The bar shaped slot structure of 25mm, wear-resistant material of the welding-on in strip groove form banded structure on roll body surface.
The present invention uses the welding wire or welding rod of high rigidity, high-wearing feature, as Co., Ltd, Zhengzhou Research Institute of Mechanical Engineering produces
The high-chromium cast iron-types such as ZD310 welding wire resurfacing welding material or other wear-resistant materials fill up the pit built-up welding accomplished fluently in advance, with roll body shape
At good metallurgical bonding, and it is higher by roll surface 1-10mm, to form the wear resistant alloy material of built-up welding formula in compression roller roll surface.
The height that shape, depth, arrangement mode and the wear-resistant material of pit protrude from roll body influences implementation result of the invention.
Fig. 1,2 show a preferred embodiment of the present invention, the wear-resistant material 1 including squeezing roll sleeve 2, welding-on；Institute
The wear-resistant material for stating welding-on has certain depth (10-50mm), one fixed width (10-100), certain length what is processed in advance
It is high that built-up welding in the groove of (10-900mm), groove transverse cross-sectional shape can be U-shaped, rectangle, V-type or shapes, the built-up welding such as trapezoidal
Roll surface 1-10mm out.
Fig. 1, second of preferred embodiment of the invention is shown described in 3, the wear-resisting material including squeezing roll sleeve 2, welding-on
Material 1；The wear-resistant material of the welding-on what is processed in advance there is certain depth (10-50mm), one fixed width (10-100) to pass through
Wear built-up welding in the groove of roll body, groove transverse cross-sectional shape can be U-shaped, rectangle, V-type or shapes, the built-up welding such as trapezoidal and be higher by roller
Face 1-10mm.
The of the invention wear-resistant material that is mainly characterized by not is that heap is welded in roll body surface, but heap be welded in it is machined good on roll surface
Pit in.Each pit on compression roller roll body welds together with wear-resistant material respectively, forms independent wear-resistant material simultaneously
With roll body metallurgical bonding.Compared with traditional built-up welding roll body, the bonded area of roll body surface wear-resistant material and base material is bigger, worked
Protection in journey by roll body metal around, reduces the probability for bursting apart and falling off；Compared with inlaying nail type roll squeezer roll body, roll body table
Face wear-resistant material becomes metallurgical bonding from mechanical bond, in conjunction with stronger.Roll body metal around wear resistant alloy material simultaneously
With preferable intensity and toughness, it can not be broken and be fallen off with effective protection alloy material.Roll body generates during the grinding process
Fines be filled in the gap between wear-resistant material, formed naturally material lining protective layer, alleviate large granular materials to roll surface
The degree of wear.To extend the working life of compression roller roll body.
Claims (5)
1. a kind of roller press squeeze roll roller set, including squeeze roll sleeve, it is characterised in that: in the outer surface for squeezing roll sleeve
On with uniformly distributed division processing have several grooves, welding-on has the wear-resistant material for being higher by roll body surface 1-10mm in groove.
2. roller press squeeze roll roller set according to claim 1, it is characterised in that: the transverse cross-sectional shape of the groove is U
Type, rectangle, V-type, any one in trapezoidal or inverted trapezoidal structure.
3. roller press squeeze roll roller set according to claim 1, it is characterised in that: the shape of the groove be circle hole shape,
Any one applicable structure in bar shaped, ellipse, triangle or other irregular shapes.
4. roller press squeeze roll roller set according to claim 1, it is characterised in that: the groove be aperture be 15-55mm,
The circle hole shape structure that depth is 10-50mm, spacing is 5-25mm, wear-resistant material of the welding-on in circular hole groove is in roll body surface shape
At stud structure.
5. roller press squeeze roll roller set according to claim 1, it is characterised in that: the groove is that length is 10mm to passing through
Wear the bar shaped slot structure that roll surface width, width 10-100mm, spacing are 5-25mm, wear-resistant material of the welding-on in strip groove
Banded structure is formed on roll body surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910312451.1A CN109865554A (en) | 2019-04-18 | 2019-04-18 | A kind of roller press squeeze roll roller set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910312451.1A CN109865554A (en) | 2019-04-18 | 2019-04-18 | A kind of roller press squeeze roll roller set |
Publications (1)
| Publication Number | Publication Date |
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| CN109865554A true CN109865554A (en) | 2019-06-11 |
Family
ID=66922758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910312451.1A Pending CN109865554A (en) | 2019-04-18 | 2019-04-18 | A kind of roller press squeeze roll roller set |
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| Country | Link |
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| CN (1) | CN109865554A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| WO2021189218A1 (en) * | 2020-03-23 | 2021-09-30 | 江苏鹏飞集团股份有限公司 | Vertical mill having grinding roller with ball studs, and grinding roller and grinding disc |
| CN114425671A (en) * | 2022-01-28 | 2022-05-03 | 郑州机械研究所有限公司 | Welding method for roller surface of roller press and roller surface of roller press |
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| DE10014836A1 (en) * | 1999-08-14 | 2001-02-15 | Kloeckner Humboldt Wedag | Milling drum and process for its manufacture |
| CN201214061Y (en) * | 2008-05-29 | 2009-04-01 | 魏炜 | Patch welding type squeezing and crushing roller |
| CN201375907Y (en) * | 2009-03-23 | 2010-01-06 | 魏炜 | Welding-on extruding and crushing roll |
| CN201482511U (en) * | 2009-07-06 | 2010-05-26 | 刘顺军 | Rollers of novel rubber crusher |
| CN104084259A (en) * | 2014-08-01 | 2014-10-08 | 张珂 | Roller and rolling device thereof |
| US20170144162A1 (en) * | 2014-06-10 | 2017-05-25 | Flsmidth A/S | Wear-resistant roller |
| CN209810296U (en) * | 2019-04-18 | 2019-12-20 | 郑州机械研究所有限公司 | Roll squeezer squeeze roll cover |
-
2019
- 2019-04-18 CN CN201910312451.1A patent/CN109865554A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10014836A1 (en) * | 1999-08-14 | 2001-02-15 | Kloeckner Humboldt Wedag | Milling drum and process for its manufacture |
| CN201214061Y (en) * | 2008-05-29 | 2009-04-01 | 魏炜 | Patch welding type squeezing and crushing roller |
| CN201375907Y (en) * | 2009-03-23 | 2010-01-06 | 魏炜 | Welding-on extruding and crushing roll |
| CN201482511U (en) * | 2009-07-06 | 2010-05-26 | 刘顺军 | Rollers of novel rubber crusher |
| US20170144162A1 (en) * | 2014-06-10 | 2017-05-25 | Flsmidth A/S | Wear-resistant roller |
| CN104084259A (en) * | 2014-08-01 | 2014-10-08 | 张珂 | Roller and rolling device thereof |
| CN209810296U (en) * | 2019-04-18 | 2019-12-20 | 郑州机械研究所有限公司 | Roll squeezer squeeze roll cover |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021189218A1 (en) * | 2020-03-23 | 2021-09-30 | 江苏鹏飞集团股份有限公司 | Vertical mill having grinding roller with ball studs, and grinding roller and grinding disc |
| 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 |
| CN114425671A (en) * | 2022-01-28 | 2022-05-03 | 郑州机械研究所有限公司 | Welding method for roller surface of roller press and roller surface of roller press |
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