CN104801381B - Two-component circular cone sand making machine crushing wall and production method - Google Patents
Two-component circular cone sand making machine crushing wall and production method Download PDFInfo
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- CN104801381B CN104801381B CN201510156095.0A CN201510156095A CN104801381B CN 104801381 B CN104801381 B CN 104801381B CN 201510156095 A CN201510156095 A CN 201510156095A CN 104801381 B CN104801381 B CN 104801381B
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Abstract
The present invention relates to a kind of circular cone sand making machines to be both able to satisfy the wear-resisting requirement being crushed to rubble during sand processed, it is able to satisfy the two-component circular cone sand making machine crushing wall and production method of the wear-resisting requirement for rolling sand processed again, crushing wall top is Mn13, crushing wall lower part is to have annular groove on rich chromium cast iron and crushing wall lower part outer wall or inner wall and form concave-convex founding with annular groove on crushing wall upper inside wall or outer wall to cooperate.Advantage: first is that fundamentally solving single (either manganese steel, or rich chromium cast iron) material fragmentation wall is during sand processed, since the building stones of different size are different to the abrasion loss of crushing wall, caused crushing wall Upper wear is small, sand chamber shape formation groove processed is rolled in lower part caused by wearing greatly and the critical defect without legal system sand；Second is that the Mn13 on crushing wall top abrasion loss caused by broken building stones and the abrasion loss that sand chamber processed is rolled in rich chromium cast iron crushing wall lower part are relatively uniform.
Description
Technical field
The present invention relates to a kind of circular cone sand making machines to be not only able to satisfy the wear-resisting requirement being crushed to rubble, but also energy during sand processed
Meet the two-component circular cone sand making machine crushing wall and production method for rolling the wear-resisting requirement of sand processed, belongs to circular cone sand making machine component assembly
Manufacturing field.
Background technique
CN102350388A, title " cone sand making machine Special high-chromium rolled mortar wall assembly ", it includes rolled mortar wall assembly,
Be characterized in: the rolled mortar wall material is high chromium white antifriction cast iron, and chromium content is greater than or equal to 9%, is equal to or less than 32%.It is excellent
Point: first is that rolled mortar wall wear-resisting property greatly improves, wearability is 5 times or so of current Mn13 rolled mortar wall, not only service life
It greatly prolongs, and the use cost of user is greatly reduced: improving high chromium white with the structure of physics second is that realizing
The impact resistance of antifriction cast iron rolled mortar wall has effectively been sustained impact force suffered by high chromium white antifriction cast iron rolled mortar wall, solution
High chromium white antifriction cast iron rolled mortar wall of having determined is hit the defect of cracky.But since circular cone sand making machine is in the process of sand processed
In from the two different working conditions of sand system processed that are crushed to of building stones, rolled mortar wall top is for being crushed building stones, and building stones are to rolling mortar
What wall top was formed is that impact load and contact squeeze, and what building stones and rolled mortar wall formed is not know, be not all of
The impact extruded rubble of contact cooperates, thus relatively small to the state of wear on rolled mortar wall top；And rolled mortar wall lower part is to roll
Sand portion processed, full contact that broken small building stones are formed with rolled mortar wall, plyability roll, between rolled mortar wall and crushing wall
The small strength in rolled mortar wall and crushing wall of broken gravelstone roll under, sandstone to roll mortar ward off (also include crushing wall) abrasion it is very tight
Weight.If using homogenous material production rolled mortar wall, either manganese steel or rich chromium cast iron is adopted, due to the building stones pair of different size
The abrasion loss of rolled mortar wall is different, as a result causes that rolled mortar wall Upper wear is small, middle part abrasion opposite upper parts are small and lower part wears to be formed
The situation of groove causes rolled mortar wall abrasion to scrap.
Summary of the invention
Purpose of design: avoiding the shortcoming in background technique, and designing a kind of circular cone sand making machine can during sand processed
Meet to rubble be crushed wear-resisting requirement, and be able to satisfy the wear-resisting requirement for rolling sand processed two-component circular cone sand making machine crushing wall and
Production method.
Design scheme: in order to realize above-mentioned purpose of design.The present invention is in structure design: 1, crushing wall top be Mn13,
Crushing wall lower part is the design of rich chromium cast iron, is one of technical characteristic of the invention.The purpose of this design is: Mn13 be to
One of optimal selection in the wear-resistant materials such as resisting strong impact, the abrasion of big pressure material, it not only has other wear-resistant materials can not
The Work Hardening Characteristic of analogy, and in greater impact load or under the action of compared with large contacting stress, manganese steel steel plate Mn13's
Surface layer generates processing hardening, and surface hardness promotes rapidly HB500 or more by HB200, and gradually with cementation zone
Abrasion, new work hardening layer can be formed successively, thus while generating endlessly high abrasion superficial layer, and Mn13
Internal layer austenite still keeps good impact flexibility.The present invention is exactly to utilize this characteristic of Mn13, by the top of crushing wall (or
Middle part and top) Mn13 is used, since crushing wall top is for being crushed building stones, building stones are precisely to the formation of crushing wall top
Impact load, it is thus possible to make crushing wall case-hardening, hardness is promoted rapidly, meets crushing wall top to the hardness of rubble
It is required that and wear-resisting requirement；And rich chromium cast iron is that martensite or austenite or both can be obtained by high-alloying and heat treatment
The matrix of mixed type and the alloy carbide of chromium, this alloy carbide are the Me in hexaplanar, C, and hardness is up to
HVl200-1600, it than potassium steel have much higher wearability, wearability is the several times of Mn13, at the same it also have concurrently it is good
Good resistant to high temperatures and corrosion resistance, the present invention exactly using the above-mentioned characteristic of rich chromium cast iron using its as the lower part of crushing wall at
Profile material, it not only solve crushing wall lower part existing for background technique roll portion during stone roller sand, its rate of wear it is big
The situation to form groove is worn in the crushing wall lower part brought by crushing wall top, makes the abrasion loss and crushing wall of crushing wall lower part
The abrasion loss on top forms benign matching, avoids that crushing wall Upper wear amount is small, the generation of the worn-out damage situation in lower part,
While not only greatly extending the service life of crushing wall, but also greatly reduce the use cost of crushing wall, reduce
Sand cost processed.2, using the outer wall of crushing wall lower part or inner wall annular groove section as crushing wall top shaping mould bed die, and make
It is in the design of the state of cooling other than annular groove clamping portion in crushing wall lower part, is the second technical feature of the present invention.This
Sample design purpose be: due to crushing wall pour on mold lower die outer wall or inner wall have annular groove clamping shaping mould and annular it is recessed
The section that slot is clamped shaping mould is inner big outer small, and slot is along tubaeform casting runner is provided on annular groove, when its conduct
When the shaping mould bed die of crushing wall top, it is cast to crushing wall top and pours the annular that the melting Mn13 in mold enters crushing wall lower part
Groove forms fine and close concave-convex clamping engagement, the crushing wall that Mn13 and rich chromium cast iron are constituted is obtained after cooling demoulding, when on crushing wall
It is able to drive the rise of crushing wall bottom synchronous when portion rises under the effect of external force, facilitates adjustment crushing wall to reach and is crushed
The size of Longkou (rolling chamber) between wall.3, using outer wall in crushing wall top or inner wall annular groove section as crushing wall lower part at
Pattern bed die, and make the design that the state of cooling is in other than the annular groove clamping portion in crushing wall top, it is skill of the invention
The three of art feature.The purpose of this design is: due to have on the outer wall or inner wall on crushing wall top annular groove and annular it is recessed
The section of slot is inner big outer small, and on annular groove slot along being provided with tubaeform casting runner, when its as crushing wall lower part at
When pattern bed die, it is cast to the melting rich chromium cast iron that crushing wall lower part is poured in mold and enters shape in the annular groove on crushing wall top
At it is fine and close it is concave-convex be engaged by clamping, after cooling and demolding the crushing wall that constitutes of Mn13 and rich chromium cast iron, when crushing wall top outside
It is able to drive the rise of crushing wall bottom synchronous when rising under the action of power, facilitates between adjustment crushing wall and crushing wall to reach
The size of Longkou (rolling chamber).
Technical solution 1: a kind of two-component circular cone sand making machine crushing wall, crushing wall top is Mn13, crushing wall lower part is high
Have on chrome cast iron and crushing wall lower part outer wall or inner wall annular groove and with annular groove shape on crushing wall upper inside wall or outer wall
Cooperate at concave-convex founding.
Technical solution 2: a kind of manufacturing method of two-component circular cone sand making machine crushing wall, (1) routinely technology production is broken
Mold is poured in wall lower part and crushing wall pours fluted molding clamping mould on mold lower die outer wall or inner wall, will be under the crushing wall that made
Portion pours mold lower die and is placed on high-frequency vibration platform, under the vibration of high-frequency vibration platform will melting rich chromium cast iron be cast to it is broken
Mold is poured in wall lower part, and crushing wall lower part is obtained after cooling and shaping, is then heat-treated to crushing wall lower part；(2) under crushing wall
The groove clamping portion in portion is as crushing wall top shaping mould bed die, in cooling shape below the groove clamping portion of crushing wall lower part
Then state makes crushing wall top and pours mold and be placed on high-frequency vibration platform, will melting under the vibration of high-frequency vibration platform
Mn13 is cast to the pouring in mold of crushing wall top, and crushing wall top forms concave-convex clamping with crushing wall lower part and matches after cooling and shaping
It closes, de- rear mold is heat-treated crushing wall top；(3) using machining apparatus to by Mn13 and rich chromium cast iron cast molding
Crushing wall carries out finishing.
Technical solution 3: a kind of manufacturing method of two-component circular cone sand making machine crushing wall, (1) routinely technology production is broken
Mold is poured on wall top and crushing wall top is poured on the outer wall or inner wall of mold annular groove molding clamping mould, broken by what is made
Broken wall top is poured mold and is placed on high-frequency vibration platform, and melting Mn13 is cast to crushing wall under the vibration of high-frequency vibration platform
Mold is poured on top, and cooling and demolding obtains crushing wall top, is then heat-treated to crushing wall top；(2) with subordinate on crushing wall
End face is as crushing wall lower part shaping mould bed die and crushing wall top is in the state of cooling, then makes crushing wall lower part and pours mold
And be placed on high-frequency vibration platform, melting rich chromium cast iron is cast to pouring for crushing wall lower part under the vibration of high-frequency vibration platform
In mold, concave-convex clamping engagement is formed at crushing wall lower part and crushing wall top after cooling and shaping, after demoulding to crushing wall lower part into
Row heat treatment；(3) it carries out after finishing to by Mn13 and the crushing wall of rich chromium cast iron cast molding up to two-component circular cone sand making machine
Crushing wall.
Compared with the background technology, the present invention, first is that fundamentally solving single (either manganese steel or rich chromium cast iron)
Material fragmentation wall is during sand processed, due to different, the caused crushing wall of abrasion loss of the building stones to crushing wall of different size
Upper wear is small, sand chamber shape formation groove processed is rolled in lower part caused by wearing greatly and the critical defect without legal system sand；Second is that broken
The abrasion loss of sand chamber processed is rolled in the Mn13 on broken wall top abrasion loss caused by broken building stones and rich chromium cast iron crushing wall lower part
It is relatively uniform, thus sand chamber processed is rolled during stone roller sand in the crushing wall lower part for fundamentally solving homogenous material, due to
Abrasion loss is greater than the situation of groove caused by crushing wall Upper wear amount, not only greatly extends the service life of crushing wall,
And while greatly reducing the use cost of crushing wall, sand cost processed is reduced.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of two-component circular cone sand making machine crushing wall.
Fig. 2 is by crushing wall and the matched structural schematic diagram of crushing wall.
Fig. 3 is the structural schematic diagram of homogenous material crushing wall.
Specific embodiment
Embodiment 1: referring to attached drawing 1-2.A kind of two-component circular cone sand making machine crushing wall, crushing wall top 1 are Mn13, are crushed
Wall lower part 2 be have on rich chromium cast iron and crushing wall lower part outer wall or inner wall annular groove and on crushing wall upper inside wall or outer wall
Annular groove forms concave-convex founding cooperation 3, i.e. 1 annular convex platform of crushing wall top is cast in 2 annular groove of crushing wall lower part, or
1 annular groove of crushing wall top is cast on 2 annular convex platform of crushing wall lower part.Slot is flowed along tubaeform casting is provided on annular groove
Road.Mn13 crushing wall height is greater than the height of rich chromium cast iron crushing wall 2.The material of Mn13 crushing wall is ZGMn13-1, ZGMn13-
2, ZGMn13-3,ZGMn13-4,ZGMn13-5.Rich chromium cast iron crushing wall material is Cr15 or Cr26.
Embodiment 2: a kind of manufacturing method of two-component circular cone sand making machine crushing wall, (1) routinely technology makes crushing wall
Mold is poured in lower part and crushing wall pours fluted molding clamping mould, the crushing wall lower part that will be made on mold lower die outer wall or inner wall
It pours mold lower die to be placed on high-frequency vibration platform, melting rich chromium cast iron is cast to crushing wall under the vibration of high-frequency vibration platform
Mold is poured in lower part, and crushing wall lower part is obtained after cooling and shaping, is then heat-treated to crushing wall lower part；(2) with crushing wall lower part
Groove clamping portion as crushing wall top shaping mould bed die, the state of cooling is in below the groove clamping portion of crushing wall lower part,
Then production crushing wall top is poured mold and is placed on high-frequency vibration platform, and Mn13 will be melted under the vibration of high-frequency vibration platform
It is cast to pouring in mold for crushing wall top, concave-convex clamping engagement is formed at crushing wall top and crushing wall lower part after cooling and shaping,
De- rear mold is heat-treated crushing wall top；(3) it is broken using machining apparatus to by Mn13 and rich chromium cast iron cast molding
Broken wall carries out finishing.Mn13 crushing wall height is greater than the height of rich chromium cast iron crushing wall 2.The material of Mn13 crushing wall is
ZGMn13-1,ZGMn13-2, ZGMn13-3,ZGMn13-4,ZGMn13-5.Rich chromium cast iron crushing wall material is Cr15 or Cr26.
Embodiment 3: a kind of manufacturing method of two-component circular cone sand making machine crushing wall, (1) routinely technology makes crushing wall
Mold is poured on top and crushing wall top is poured on the outer wall or inner wall of mold annular groove molding clamping mould, broken by what is made
Wall top is poured mold and is placed on high-frequency vibration platform, and melting Mn13 is cast on crushing wall under the vibration of high-frequency vibration platform
Mold is poured in portion, and cooling and demolding obtains crushing wall top, is then heat-treated to crushing wall top；(2) with crushing wall top lower end
Face is as crushing wall lower part shaping mould bed die and crushing wall top is in the state of cooling, then make crushing wall lower part pour mold and
It is placed on high-frequency vibration platform, melting rich chromium cast iron is cast to the casting of crushing wall lower part under the vibration of high-frequency vibration platform
In mould, concave-convex clamping engagement is formed at crushing wall lower part and crushing wall top after cooling and shaping, is carried out after demoulding to crushing wall lower part
Heat treatment；(3) to by being broken after Mn13 and the crushing wall of rich chromium cast iron cast molding progress finishing up to two-component circular cone sand making machine
Broken wall.Mn13 crushing wall height is greater than the height of rich chromium cast iron crushing wall 2.The material of Mn13 crushing wall be ZGMn13-1,
ZGMn13-2, ZGMn13-3,ZGMn13-4,ZGMn13-5.Rich chromium cast iron crushing wall material is Cr15 or Cr26.
It is to be understood that: although above-described embodiment retouches mentality of designing of the invention detailed text of contrasting
It states, but these verbal descriptions, only the simple text of mentality of designing of the present invention is described, rather than to mentality of designing of the present invention
Limitation, any combination, increase or modification without departing from mentality of designing of the present invention falls within the protection scope of the present invention.
Claims (8)
1. a kind of two-component circular cone sand making machine crushing wall, it is characterized in that: crushing wall top is Mn13, crushing wall lower part is high chromium casting
Iron has annular groove on crushing wall lower part outer wall or inner wall and forms bumps with annular groove on crushing wall upper inside wall or outer wall
Founding cooperation is able to drive the rise of crushing wall bottom synchronous when crushing wall top is risen under the effect of external force, to reach
Facilitate the size for rolling chamber between adjustment rolled mortar wall and crushing wall, solves the crushing wall lower part of homogenous material in stone roller sand process
In, since abrasion loss is greater than groove caused by crushing wall Upper wear amount；Production method: (1) casting of crushing wall lower part is made
Mould and crushing wall lower part, which are poured, concave-convex Slot shaping clamping mould on shell or inner wall, mold is poured in the crushing wall lower part made
It is placed on high-frequency vibration platform, melting rich chromium cast iron is cast to the casting of crushing wall lower part under the vibration of high-frequency vibration platform
Mould obtains crushing wall lower part, is then heat-treated to crushing wall lower part after cooling and shaping；(2) with the groove card of crushing wall lower part
Socket part is in the state of cooling, then makes as crushing wall top shaping mould bed die below the groove clamping portion of crushing wall lower part
Crushing wall top is poured mold and is placed on high-frequency vibration platform, is cast to brokenly melting Mn13 under the vibration of high-frequency vibration platform
Broken wall top is poured in mold, and concave-convex clamping engagement is formed at crushing wall top and crushing wall lower part after cooling and shaping, takes off rear mold pair
Crushing wall top is heat-treated；(3) using machining apparatus to by Mn13 and the progress of the crushing wall of rich chromium cast iron cast molding
Finishing.
2. two-component circular cone sand making machine crushing wall according to claim 1, it is characterized in that: Mn13 crushing wall height is greater than height
The height of chrome cast iron crushing wall.
3. two-component circular cone sand making machine crushing wall according to claim 1, it is characterized in that: the material of Mn13 crushing wall is
ZGMn13-1, ZGMn13-2, ZGMn13-3, ZGMn13-4 or ZGMn13-5.
4. two-component circular cone sand making machine crushing wall according to claim 1, it is characterized in that: rich chromium cast iron crushing wall material is
Cr15 or Cr26.
5. a kind of manufacturing method of two-component circular cone sand making machine crushing wall, it is characterized in that: (1) production crushing wall top pour mold and
Crushing wall top, which is poured on the outer wall or inner wall of mold, annular groove molding clamping mould, and mold is poured on the crushing wall top made
It is placed on high-frequency vibration platform, melting Mn13 is cast to crushing wall top under the vibration of high-frequency vibration platform and pours mold, it is cold
But crushing wall top is demoulded to obtain, then crushing wall top is heat-treated；(2) using crushing wall top lower end surface as crushing wall
Then lower part shaping mould bed die and crushing wall top is in the state of cooling makes crushing wall lower part and pours mold and be placed in high-frequency vibration
On platform, rich chromium cast iron will be melted under the vibration of high-frequency vibration platform and is cast to the pouring in mold of crushing wall lower part, is cooled to
Concave-convex clamping engagement is formed at crushing wall lower part and crushing wall top after type, is heat-treated after demoulding to crushing wall lower part；(3) right
It is carried out after finishing by Mn13 and the crushing wall of rich chromium cast iron cast molding up to two-component circular cone sand making machine crushing wall.
6. the manufacturing method of two-component circular cone sand making machine crushing wall according to claim 5, it is characterized in that: Mn13 crushing wall
Height is greater than the height of rich chromium cast iron crushing wall.
7. the manufacturing method of two-component circular cone sand making machine crushing wall according to claim 5, it is characterized in that: Mn13 crushing wall
Material be ZGMn13-1, ZGMn13-2, ZGMn13-3, ZGMn13-4 or ZGMn13-5.
8. the manufacturing method of two-component circular cone sand making machine crushing wall according to claim 5, it is characterized in that: rich chromium cast iron is broken
Broken wall material matter is Cr15 or Cr26.
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| CN109158839A (en) * | 2018-09-29 | 2019-01-08 | 安徽新芜精密装备制造产业技术研究院有限公司 | A kind of turning process of electrovacuum ZGMn13 |
| CN111531150B (en) * | 2020-06-02 | 2021-08-24 | 含山县大力精密机械有限公司 | Device and method for machining surface of double-metal crushing wall of cone crusher |
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| CN204952969U (en) * | 2015-04-03 | 2016-01-13 | 浙江双金机械集团股份有限公司 | Broken wall of two ingredient cone sand making machine |
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| US7451944B2 (en) * | 2006-06-23 | 2008-11-18 | Hall David R | Replaceable segmented wear liner |
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| CN1655871A (en) * | 2002-05-23 | 2005-08-17 | 山特维克公司 | Wear part intended for a crusher and a method of manufacturing the same |
| CN202845081U (en) * | 2012-10-30 | 2013-04-03 | 郑州鼎盛工程技术有限公司 | High wear resistance composite rolling mortar wall/crushing wall of cone crusher |
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