CN206924638U - A kind of ore pulp high speed agitator rotor with hard alloy coating - Google Patents
A kind of ore pulp high speed agitator rotor with hard alloy coating Download PDFInfo
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- CN206924638U CN206924638U CN201720638486.0U CN201720638486U CN206924638U CN 206924638 U CN206924638 U CN 206924638U CN 201720638486 U CN201720638486 U CN 201720638486U CN 206924638 U CN206924638 U CN 206924638U
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- hard alloy
- alloy coating
- baffle plate
- high speed
- ore pulp
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Abstract
The utility model discloses a kind of ore pulp high speed agitator rotor with hard alloy coating, including two structure identical baffle plates and some connecting shafts being arranged between two baffle plates；The all sides of baffle inner surface, the outer side edges of outer surface along place and baffle plate are equipped with hard alloy coating, and the outer surface of connecting shaft and the junction of connecting shaft and baffle plate also are provided with hard alloy coating.The ore pulp high speed agitator rotor, relative to the agitator rotor of existing steel material, 45 times of service life can be improved, so as to improve the utilization rate of key equipment, reduce production cost accordingly for ore enterprise.Further, when the different key positions of agitator rotor match the hard alloy coating of heterogeneity, on the one hand this design enhances the anti-wear performance at agitator position easy to wear, so as to fully improve the whole service life of agitator, on the other hand the usage amount of tungsten carbide can be reduced to greatest extent, and cost is prepared so as to reduce coating.
Description
Technical field
The utility model belongs to material mixing equipment technical field, and in particular to a kind of ore pulp with hard alloy coating
High speed agitator rotor.
Background technology
When tailings glass, flowsheet of slurry agitation, high speed agitator rotor is commonly used.For the ore of Polodyakonov coefficient higher (>=8)
Such as quartzy speculum iron, the high speed agitator rotor of all kinds of steel part manufactures can be washed away by very serious hard particles, so as to
Cause service life very short, generally 2-3 months, have a strong impact on production, cause that enterprises production efficiency is low, cost is high.
With the requirement of each ore enterprise low cost, equipment high efficiency rate, life-span of agitator rotor need to be urgently improved.And steel
The performance of material itself can not already meet the requirement of the bad working environments.Hard alloy coating is using all kinds of tungsten carbides as hard phase, nickel
Base Metal is Binder Phase, by built-up welding, laser deposition in the surface of workpiece, one floor height wear-resistant coating of formation, so as to effectively prolong
The service life of long steel body.It is (monocrystalline tungsten carbide, cast tungsten carbide, spherical that tungsten carbide includes conventional tungsten carbide and special tungsten carbide
Cast tungsten carbide, hardness increase successively), the hardness of special tungsten carbide is higher than conventional tungsten carbide.Conventional thermal spraying hard alloy, pricker
The tungsten carbide included in weldering or high-abrasive material is all conventional tungsten carbide (~1700HV).Therefore, the present inventor (adopts hard alloy
With special high-hardness tungsten carbide) advantageous property be combined with the concrete structure of agitator, obtain a kind of ore pulp of excellent performance
High speed agitator rotor.
Utility model content
The purpose of this utility model is to solve the above problems, there is provided there is a kind of simple in construction, service life length hard to close
The ore pulp high speed agitator rotor of gold plating.
In order to solve the above technical problems, the technical solution of the utility model is：A kind of ore pulp with hard alloy coating
High speed agitator rotor, including two structure identical baffle plates, and some connecting shafts being arranged between two baffle plates；Institute
State all sides of baffle inner surface, the outer side edges of outer surface along place and baffle plate and be equipped with hard alloy coating, the connecting shaft
Outer surface and the junction of connecting shaft and baffle plate also be provided with hard alloy coating.
Preferably, the baffle plate generally circular configuration, center are provided with through hole, around through hole edge etc. centered on through hole
Several apertures of range distribution, the middle part of baffle inner surface is provided with the circular groove that diameter is more than through hole, using circular groove in
The heart is provided with several connecting holes around the circular groove edge is equidistant, and the both ends of the connecting shaft are arranged in connecting hole.
Preferably, the circle of formation is connected as boundary line using the center of circle of connecting hole several described, is outer ring beyond the boundary line,
It is inner ring between the boundary line and the circular groove edge, the baffle inner surface, the outer side edges of outer surface include respectively at
Inner side outer ring and inner side inner ring, outside outer ring, all sides of the baffle plate are the cylindrical of circular baffle plate.
Preferably, the hard alloy coating thickness is 2.0~2.5mm.
The beneficial effects of the utility model are：Ore pulp high-speed stirred provided by the utility model with hard alloy coating
Device rotor, hard alloy coating is provided with the key position of agitator rotor, relative to the agitator rotor of existing steel material,
4-5 times of service life can be improved, so as to improve the utilization rate of key equipment, reduces be produced into for ore enterprise accordingly
This.Further, when agitator rotor high-speed stirred high rigidity ore, agitator diverse location degradation degree is different, plate washer
Inner side outer ring and washed away with positions such as axis connections very serious, therefore failure conditions are washed away in different crucial portions according to workpiece
The hard alloy coating of position matching heterogeneity, as outer ring contains ball using with excellent wear-resistant and performance of flushing on the inside of baffle plate
Shaped cast makes tungsten carbide coating, and on the one hand this design enhances the anti-wear performance at agitator position easy to wear, so as to fully carry
The whole service life of high agitator, the usage amount of tungsten carbide on the other hand can be reduced to greatest extent, so as to reduce coating system
Standby cost.
Brief description of the drawings
Fig. 1 is the ore pulp high speed agitator rotor structure schematic diagram that the utility model has hard alloy coating；
Fig. 2 is the side cross sectional views of baffle plate in the utility model；
Fig. 3 is the side elevational cross-section schematic diagram for the ore pulp high speed agitator rotor that the utility model has hard alloy coating.
Description of reference numerals：1st, baffle plate；2nd, connecting shaft；3rd, inner side outer ring；4th, inner side inner ring；5th, outside outer ring；6th, it is cylindrical.
Embodiment
The utility model is described further with specific embodiment below in conjunction with the accompanying drawings：
As Figure 1-3, the ore pulp high speed agitator rotor of the present utility model with hard alloy coating, including baffle plate
1 and some connecting shafts 2.The quantity of baffle plate 1 is two, and structure is identical.Connecting shaft 2 is arranged between two baffle plates 1.Baffle plate
The all sides of 1 inner surface, the outer side edges of outer surface along place and baffle plate 1 are equipped with hard alloy coating.The outer surface of connecting shaft 2
And the junction of connecting shaft 2 and baffle plate 1 also is provided with hard alloy coating.Hard alloy coating thickness is 2~2.5 ㎜.
In the present embodiment, the generally circular configuration of baffle plate 1, center are provided with through hole.Through hole side is surrounded centered on through hole
Edge equidistantly distributes six apertures.The middle part of the inner surface of baffle plate 1 is provided with the circular groove that diameter is more than through hole.Using circular groove as
Four connecting holes are provided with centered around circular groove edge is equidistant.The quantity of connecting shaft 2 is also four, and its both ends is arranged at connection
Kong Zhong.It should be noted that the quantity of aperture, connecting hole and connecting shaft 2 is not particularly limited, can be according to actual conditions
It is configured.
The circle of formation is connected as line of demarcation using the center of circle of aforementioned four connecting hole, is outer ring beyond the line of demarcation, the boundary
It is inner ring between line and circular groove edge.Then the outside edge of the above-mentioned inner surface of baffle plate 1 is by inner side outer ring 3 and inner side inner ring
4 compositions, the outside edge of the outer surface of baffle plate 1 is outside outer ring 5.All sides of baffle plate 1 are cylindrical the 6 of circular baffle plate 1.
In the present embodiment, the preparation process of the ore pulp high speed agitator rotor is as follows：
Step 1：First the body of baffle plate 1 and the body of connecting shaft 2 are prepared using low-carbon steel.The price of low-carbon steel is more
It is cheap, on the premise of total quality is ensured, it can effectively reduce cost.
Step 2：Hard alloy coating is prepared in the inner side inner ring 4 of the body of baffle plate 1, hard alloy coating thickness is 2 ㎜, its
Layer material component includes：40-45wt% cast tungsten carbide powder, 2000~2300HV0.1 of hardness；The Ni-based conjunctions of 55-60wt%
Bronze end.Using special tooling protection aforementioned through-hole, aperture and connecting hole.
Step 3：Hard alloy coating is prepared in the inner side outer ring 3 of the body of baffle plate 1, hard alloy coating thickness is 2.5 ㎜,
Its layer material component includes：40-45wt% cast tungsten carbide powder, 2000~2300HV0.1 of hardness；10-15wt% is spherical
Cast tungsten carbide powder, 2600~3000HV0.1 of hardness；40-50wt% Co-based alloy powders.
Step 4：Hard alloy coating is prepared cylindrical the 6 of the body of baffle plate 1, hard alloy coating thickness is 2.5 ㎜, and it is welded
Layer material component includes：40-45wt% cast tungsten carbide powder, 2000~2300HV0.1 of hardness；10-15wt% spherical casts
Tungsten-carbide powder, 2600~3000HV0.1 of hardness；40-50wt% Co-based alloy powders.
Step 5：Hard alloy coating is prepared in the outside outer ring 5 of the body of baffle plate 1, hard alloy coating thickness is 2 ㎜, its
Layer material component includes：40-45wt% cast tungsten carbide powder, 2000~2300HV0.1 of hardness；The Ni-based conjunctions of 55-60wt%
Bronze end.
Step 6：Prepare hard alloy coating on the surface of connecting shaft 2, hard alloy coating thickness is 2 ㎜, its layer material
Component includes：30-35wt% cast tungsten carbide powder, 2000~2300HV0.1 of hardness；65-70wt% Co-based alloy powders.
Step 7：In the hard alloy coating that the junction of baffle plate 1 and connecting shaft 2 is set, hard alloy coating thickness is 2
㎜, its layer material component include：20-25wt% cast tungsten carbide powder, 2000~2300HV0.1 of hardness；20-25wt% balls
Shaped cast makes tungsten-carbide powder, 2600~3000HV0.1 of hardness；50-60wt% nickel-base alloys.
Being obtained by the preparation process of above-mentioned steps 1 to step 7 provided by the utility model has hard alloy coating
Ore pulp high speed agitator rotor.The ore pulp high speed agitator rotor, in the key position of agitator rotor, there is provided hard conjunction
Gold plating, relative to the agitator rotor of existing steel material, 4-5 times of service life can be improved, so as to improve key equipment
Utilization rate, reduce production cost accordingly for ore enterprise.Further, when the different key positions of agitator rotor
During hard alloy coating with heterogeneity, the usage amount of tungsten carbide can be reduced to greatest extent, prepared so as to reduce coating
Cost.
It should be noted that the specific preparation technology on hard alloy coating, not special requirement, can apply this
Conventional preparation technology of coating in field, specifically, can use but be not limited to plasma, laser deposition method.
One of ordinary skill in the art will be appreciated that embodiment described here is to aid in reader and understands this reality
With new principle, it should be understood that the scope of protection of the utility model is not limited to such especially statement and embodiment.
One of ordinary skill in the art can these technical inspirations according to disclosed in the utility model make and various do not depart from this practicality
New substantive other various specific deformations and combination, these deformations and combination are still in the scope of protection of the utility model.
Claims (4)
- A kind of 1. ore pulp high speed agitator rotor with hard alloy coating, it is characterised in that：Including two structure identicals Baffle plate (1), and some connecting shafts (2) being arranged between two baffle plates (1)；Baffle plate (1) inner surface, outer surface All side of the outer side edges along place and baffle plate (1) is equipped with hard alloy coating, the outer surface of the connecting shaft (2) and baffle plate (1) and the junction of connecting shaft (2) also is provided with hard alloy coating.
- 2. the ore pulp high speed agitator rotor according to claim 1 with hard alloy coating, it is characterised in that：It is described Baffle plate (1) generally circular configuration, center are provided with through hole, and it is small around through hole edge to equidistantly distribute several centered on through hole Hole, the middle part of baffle plate (1) inner surface are provided with the circular groove that diameter is more than through hole, the circle are surrounded centered on circular groove Recess edge is equidistant to be provided with several connecting holes, and the both ends of the connecting shaft (2) are arranged in connecting hole.
- 3. the ore pulp high speed agitator rotor according to claim 2 with hard alloy coating, it is characterised in that：If with The circle that the center of circle of the dry connecting hole connects formation is boundary line, is outer ring beyond the boundary line, the boundary line and the circle are recessed It is inner ring between groove edge, baffle plate (1) inner surface, the outer side edges of outer surface include inner side outer ring (3) and interior respectively at Side inner ring (4), outside outer ring (5), all sides of the baffle plate (1) are cylindrical (6) of baffle plate (1).
- 4. according to any described ore pulp high speed agitator rotors with hard alloy coating of claim 1-3, its feature exists In：The hard alloy coating thickness is 2.0~2.5 ㎜.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720638486.0U CN206924638U (en) | 2017-06-05 | 2017-06-05 | A kind of ore pulp high speed agitator rotor with hard alloy coating |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720638486.0U CN206924638U (en) | 2017-06-05 | 2017-06-05 | A kind of ore pulp high speed agitator rotor with hard alloy coating |
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| CN206924638U true CN206924638U (en) | 2018-01-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108970442A (en) * | 2017-06-05 | 2018-12-11 | 自贡硬质合金有限责任公司 | A kind of ore pulp high speed agitator rotor with hard alloy coating |
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2017
- 2017-06-05 CN CN201720638486.0U patent/CN206924638U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108970442A (en) * | 2017-06-05 | 2018-12-11 | 自贡硬质合金有限责任公司 | A kind of ore pulp high speed agitator rotor with hard alloy coating |
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