CN104801390A - Rolling mortar wall of conical sand making machine, made of Mn13 and high-chromium iron, and method - Google Patents
Rolling mortar wall of conical sand making machine, made of Mn13 and high-chromium iron, and method Download PDFInfo
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Abstract
The invention relates to a rolling mortar wall of a conical sand making machine and a manufacturing method, wherein the rolling mortar wall of the conical sand making machine is made of Mn13 and high-chromium iron, not only can meet the wear-resistant requirement of aggregate crushing , but also can meet the wear-resistant requirement of rolling for sand making during a sand making process, the upper part of a rolling mortar wall is made of Mn13, the lower part of the rolling mortar wall is made of the high-chromium iron, and the upper part of the rolling mortar wall and the lower part of the rolling mortar wall are in concave-convex casting matching. The rolling mortar wall provided by the invention has the advantages as follows: firstly, the rolling mortar wall fundamentally overcomes the critical defect of incapability of making sand due to the formation of a groove formed by rolling a sand making cavity since the abrasion at the upper part of the rolling mortar wall is small and the abrasion at the lower part of the rolling mortar wall is large due to different abrasion losses, caused by stones with different specifications, to the rolling mortar wall during the sand making process by the rolling mortar wall made of the single material; secondly, the abrasion losses, produced during stone crushing, by Mn13 at the upper part of the rolling mortar wall, is relatively in accordance with the abrasion loss caused by that the lower part of the high-chromium iron rolling mortar wall rolls the sand making cavity, so that the condition of groove formation caused by that the abrasion loss produced when the lower part of a rolling mortar wall made of a single material rolls a sand making cavity during rolling for a sand making process, is larger than the abrasion loss of the upper part of the rolling mortar wall can be avoided.
Description
Technical field
The present invention relates to a kind of circular cone sand making machine and can meet wear-resisting requirement to rubble fragmentation in sand process processed, the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron and the preparation method of the wear-resisting requirement rolling sand processed can be met again, belong to circular cone sand making machine component assembly and manufacture field.
Background technology
CN102350388A, title " cone sand making machine Special high-chromium rolled mortar wall assembly ", it comprises rolled mortar wall assembly, it is characterized in that: described rolled mortar wall material is high chromium white antifriction cast iron, and its chromium content is more than or equal to 9%, is equal to or less than 32%.Advantage: one is that rolled mortar wall anti-wear performance improves greatly, its wearability is about 5 times of current Mn13 rolled mortar wall, not only greatly extend service life, and the use cost of user reduces significantly: two is achieve the impact resistance that improve high chromium white antifriction cast iron rolled mortar wall by the structure of physics, the impulsive force of slowly-releasing suffered by high chromium white antifriction cast iron rolled mortar wall effectively, solves high chromium white antifriction cast iron rolled mortar wall and to be hit the defect of cracky.But, because circular cone sand making machine is crushed to the different duty of two kinds, sand system processed from building stones in the process of sand processed, its rolled mortar wall top is used for broken building stones, building stones to rolled mortar wall top formed be impact load and contact extruding, and that what building stones and rolled mortar wall were formed is is uncertain, be not that the impact extruded rubble of whole contact coordinates, thus relatively little to the state of wear on rolled mortar wall top; And rolled mortar wall bottom is for rolling sand portion processed, what broken little building stones and rolled mortar wall were formed contacts completely, the rolling of plyability, under the little brute force at rolled mortar wall and crushing wall of its broken gravelstone between rolled mortar wall and crushing wall rolls, to ward off the wearing and tearing of (also comprising crushing wall) very serious to rolling mortar for sandstone.If adopt homogenous material to make rolled mortar wall, no matter be manganese steel, or rich chromium cast iron, because the building stones of different size are different to the wear extent of rolled mortar wall, result causes the situation that rolled mortar wall Upper wear is little, middle part wearing and tearing opposite upper parts is little and formation groove is worn and torn in bottom, causes rolled mortar wall to wear and tear and scraps.
Summary of the invention
Purpose of design: avoid the weak point in background technology, design a kind of circular cone sand making machine and can meet wear-resisting requirement to rubble fragmentation in sand process processed, the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron and the preparation method of the wear-resisting requirement rolling sand processed can be met again.
Design: in order to realize above-mentioned purpose of design.The present invention is in structural design: 1, rolled mortar wall top is Mn13 rolled mortar wall, rolled mortar wall bottom is the design of rich chromium cast iron rolled mortar wall, is one of technical characteristic of the present invention.The object of such design is: one is Mn13 is opposing thump, one of optimal selection in the high-abrasive materials such as large pressure material wearing and tearing, it not only has the incomparable Work Hardening Characteristic of other high-abrasive material, and in greater impact load or compared with under the effect of large contacting stress, the top layer of its manganese steel steel plate Mn13 produces work hardening, case hardness rises to more than HB500 rapidly by HB200, and along with the wearing and tearing gradually of cementation zone, new work hardening layer can successively be formed, thus produce endlessly while high abrasion superficial layer, and Mn13 internal layer austenite still keeps good impact flexibility.The present invention utilizes this characteristic of Mn13 just, the top of rolled mortar wall (or middle part and top) is adopted Mn13, because rolled mortar wall top is for broken building stones, what building stones were formed rolled mortar wall top is impact load just, thus rolled mortar wall case-hardening can be made, hardness promotes rapidly, meets rolled mortar wall top to the hardness requirement of rubble and wear-resisting requirement, two is rich chromium cast irons is can obtain the matrix of martensite or austenite or the two mixed type and the alloy carbide of chromium by high-alloying and heat treatment, this alloy carbide is the Me in hexaplanar, C, its hardness is up to HVl200-1600, it has much higher wearability than potassium steel, its wearability is the several times of Mn13, it also has good high temperature resistance and corrosion resistance concurrently simultaneously, the present invention utilizes the above-mentioned characteristic of rich chromium cast iron to adopt it as the bottom moulding material of rolled mortar wall just, portion is rolled in stone roller sand process processed in the rolled mortar wall bottom that it not only solves background technology existence, its rate of wear is greater than the situation that the rolled mortar wall bottom wearing and tearing brought on rolled mortar wall top form groove, the wear extent of rolled mortar wall bottom is made to define optimum coupling with the wear extent on rolled mortar wall top, avoid rolled mortar wall Upper wear amount little, the generation of bottom wear damage situation, not only greatly extend the service life of rolled mortar wall, and while the use cost greatly reducing rolled mortar wall, reduce sand cost processed.2, the design of mold bed die is watered in upper surface, rolled mortar wall bottom as rolled mortar wall top, is technical characteristic two of the present invention.The object of such design is: the upper surface due to rolled mortar wall bottom is provided with annular groove and the cross section of annular groove is lower large little, or to be provided with cross section be lower little large annular boss in the upper surface of rolled mortar wall bottom, when it is as rolled mortar wall top shaping mould bed die, be cast to the upper surface annular groove watering melting Mn13 and rolled mortar wall bottom in mold on rolled mortar wall top, or annular boss forms fine and close male-female engagement, form concavo-convex founding after cooling and demolding to coordinate, rolled mortar wall bottom synchronous can be driven to rise when rising under the effect of rolled mortar wall top in external force, thus reach the size of Longkou (rolling chamber) between convenient adjustment rolled mortar wall and crushing wall.3, using rolled mortar wall bottom upper surface annular groove or annular boss portion as rolled mortar wall top shaping mould bed die, and making the design being in the state of cooling beyond the annular groove in rolled mortar wall bottom or annular boss Access Division, is technical characteristic three of the present invention.The object of such design is: have annular groove or annular boss clamping shaping mould and the cross section of annular groove is lower large little because rolled mortar wall waters mold counterdie upper surface, annular boss cross section is up big and down small, when it is as rolled mortar wall top shaping mould bed die, be cast to annular groove that the rolled mortar wall top melting Mn13 watered in mold enters rolled mortar wall bottom to form fine and close concavo-convex founding and coordinate, the rolled mortar wall of Mn13 and rich chromium cast iron formation is obtained after cooling and demolding, rolled mortar wall bottom synchronous can be driven to rise when rising under the effect of rolled mortar wall top in external force, thus reach the size of Longkou (rolling chamber) between convenient adjustment rolled mortar wall and crushing wall.4, using the lower surface annular groove on rolled mortar wall top or annular boss portion as rolled mortar wall bottom shaping mould bed die, and making the design being in the state of cooling beyond the annular groove in rolled mortar wall top or annular boss Access Division, is technical characteristic four of the present invention.The object of such design is: the lower surface due to rolled mortar wall top has annular groove or annular boss and the cross section of annular groove is inner young greatly, annular boss cross section is that the large tail of head is little, when it is as rolled mortar wall bottom shaping mould bed die, be cast to the interior concavo-convex founding cooperation forming densification of annular groove that the rolled mortar wall bottom melting rich chromium cast iron watered in mold enters rolled mortar wall top, the rolled mortar wall of Mn13 and rich chromium cast iron formation is obtained after cooling and demolding, rolled mortar wall bottom synchronous can be driven to rise when rising under the effect of rolled mortar wall top in external force, thus reach the size of Longkou (rolling chamber) between convenient adjustment rolled mortar wall and crushing wall.
Technical scheme 1: a kind of circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron, rolled mortar wall top is Mn13, rolled mortar wall bottom is rich chromium cast iron and rolled mortar wall top and rolled mortar wall bottom are concavo-convex founding coordinates.
Technical scheme 2: a kind of manufacture method of the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron, (1) mold is watered in fabrication techniques rolled mortar wall bottom routinely, mold is watered in the rolled mortar wall bottom made to be placed on dither platform, under the vibration of dither platform, melting rich chromium cast iron is cast to rolled mortar wall bottom and waters mold, obtain rolled mortar wall bottom after cooling forming, then rolled mortar wall bottom is heat-treated; (2) using upper surface, rolled mortar wall bottom as rolled mortar wall top shaping mould bed die, rolled mortar wall bottom is in the state of cooling, then make rolled mortar wall top water mold and be placed on dither platform, what melting Mn13 is cast to rolled mortar wall top under the vibration of dither platform waters in mold, heat-treats after cooling and demolding to rolled mortar wall top; (3) after carrying out finishing by the rolled mortar wall of Mn13 and rich chromium cast iron cast molding, the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron is namely obtained.
Technical scheme 3: a kind of manufacture method of the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron, (1) mold is watered on fabrication techniques rolled mortar wall top routinely, mold is watered on the rolled mortar wall top made to be placed on dither platform, under the vibration of dither platform, melting Mn13 is cast to rolled mortar wall top and waters mold, obtain rolled mortar wall top after cooling forming, then rolled mortar wall top is heat-treated; (2) using lower surface, rolled mortar wall top as rolled mortar wall bottom shaping mould bed die and rolled mortar wall top is in the state of cooling, then make rolled mortar wall bottom water mold and be placed on dither platform, what melting rich chromium cast iron is cast to rolled mortar wall bottom under the vibration of dither platform waters in mold, heat-treats after cooling and demolding to rolled mortar wall bottom; (3) after carrying out finishing by the rolled mortar wall of Mn13 and rich chromium cast iron cast molding, the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron is namely obtained.
The present invention is compared with background technology, one is no matter fundamentally solve single (is manganese steel, or rich chromium cast iron) material rolled mortar wall is in sand process processed, because the building stones of different size are different to the wear extent of rolled mortar wall, the rolled mortar wall Upper wear caused is little, bottom wearing and tearing are large and cause roll sand chamber processed shape formation groove and cannot the critical defect of sand processed; The wear extent that two is wear extenies of producing at broken building stones of the Mn13 on rolled mortar wall top rolls sand chamber processed with rich chromium cast iron rolled mortar wall bottom is relative consistent, thus sand chamber processed is rolled in stone roller sand process processed in the rolled mortar wall bottom fundamentally solving homogenous material, due to wear extent be greater than rolled mortar wall Upper wear amount cause the situation of groove, not only greatly extend the service life of rolled mortar wall, and while the use cost greatly reducing rolled mortar wall, reduce sand cost processed.
Accompanying drawing explanation
Fig. 1 is the structural representation of the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron.
Fig. 2 is the structural representation mated by rolled mortar wall and crushing wall.
Fig. 3 is the structural representation of homogenous material rolled mortar wall.
Detailed description of the invention
Embodiment 1: with reference to accompanying drawing 1-2.A kind of circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron, rolled mortar wall top 1 is Mn13, rolled mortar wall bottom 2 is for rich chromium cast iron and rolled mortar wall top 1 coordinates 3 with rolled mortar wall bottom 2 in concavo-convex founding, namely rolled mortar wall top 1 annular boss is cast in the annular groove of rolled mortar wall bottom 2, or rolled mortar wall top 1 annular groove is cast on the annular boss of rolled mortar wall bottom 2.Mn13 rolled mortar wall height is greater than the height of rich chromium cast iron rolled mortar wall 2.The material of Mn13 rolled mortar wall is ZGMn13-1, ZGMn13-2, ZGMn13-3, ZGMn13-4, ZGMn13-5.Rich chromium cast iron rolled mortar wall material is Cr15 or Cr26.
Embodiment 2: on the basis of embodiment 1, Mn13 rolled mortar wall lower surface and rich chromium cast iron rolled mortar wall upper surface are that concavo-convex founding coordinates.Mn13 rolled mortar wall lower surface is annular boss and annular boss cross section is low wide and up narrow trapezium structure, and rich chromium cast iron rolled mortar wall upper surface is annular groove and annular groove cross section is low wide and up narrow trapezium structure and matches with the annular boss of Mn13 rolled mortar wall lower surface.
Embodiment 3: on the basis of embodiment 1, Mn13 rolled mortar wall lower surface is annular groove and annular recessed cross section is trapezium structure wide at the top and narrow at the bottom, and rich chromium cast iron rolled mortar wall upper surface is annular boss and annular boss cross section is trapezium structure wide at the top and narrow at the bottom and matches with the annular groove of Mn13 rolled mortar wall lower surface.
Embodiment 4: a kind of manufacture method of the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron, (1) mold is watered in fabrication techniques rolled mortar wall bottom routinely, mold is watered in the rolled mortar wall bottom made to be placed on dither platform, under the vibration of dither platform, melting rich chromium cast iron is cast to rolled mortar wall bottom and waters mold, obtain rolled mortar wall bottom after cooling forming, then rolled mortar wall bottom is heat-treated; (2) using upper surface, rolled mortar wall bottom as rolled mortar wall top shaping mould bed die, rolled mortar wall bottom is in the state of cooling, then make rolled mortar wall top water mold and be placed on dither platform, what melting Mn13 is cast to rolled mortar wall top under the vibration of dither platform waters in mold, heat-treats after cooling and demolding to rolled mortar wall top; (3) after carrying out finishing by the rolled mortar wall of Mn13 and rich chromium cast iron cast molding, the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron is namely obtained.
Mn13 rolled mortar wall height is greater than the height of rich chromium cast iron rolled mortar wall 2.The material of Mn13 rolled mortar wall is ZGMn13-1, ZGMn13-2, ZGMn13-3, ZGMn13-4, ZGMn13-5.Rich chromium cast iron rolled mortar wall material is Cr15 or Cr26.
Embodiment 5: on the basis of embodiment 4, Mn13 rolled mortar wall lower surface be annular boss and annular boss cross section is low wide and up narrow trapezium structure time, rich chromium cast iron rolled mortar wall upper surface is annular groove, and annular groove cross section is low wide and up narrow trapezium structure and matches with the annular boss of Mn13 rolled mortar wall lower surface.
Embodiment 6: on the basis of embodiment 4, Mn13 rolled mortar wall lower surface be annular groove and annular recessed cross section is trapezium structure wide at the top and narrow at the bottom time, rich chromium cast iron rolled mortar wall upper surface is annular boss, and annular boss cross section is trapezium structure wide at the top and narrow at the bottom and matches with the annular groove of Mn13 rolled mortar wall lower surface.
Embodiment 7: a kind of manufacture method of the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron, (1) mold is watered on fabrication techniques rolled mortar wall top routinely, mold is watered on the rolled mortar wall top made to be placed on dither platform, under the vibration of dither platform, melting Mn13 is cast to rolled mortar wall top and waters mold, obtain rolled mortar wall top after cooling forming, then rolled mortar wall top is heat-treated; (2) using lower surface, rolled mortar wall top as rolled mortar wall bottom shaping mould bed die and rolled mortar wall top is in the state of cooling, then make rolled mortar wall bottom water mold and be placed on dither platform, what melting rich chromium cast iron is cast to rolled mortar wall bottom under the vibration of dither platform waters in mold, heat-treats after cooling and demolding to rolled mortar wall bottom; (3) after carrying out finishing by the rolled mortar wall of Mn13 and rich chromium cast iron cast molding, the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron is namely obtained.
Mn13 rolled mortar wall height is greater than the height of rich chromium cast iron rolled mortar wall 2.The material of Mn13 rolled mortar wall is ZGMn13-1, ZGMn13-2, ZGMn13-3, ZGMn13-4, ZGMn13-5.Rich chromium cast iron rolled mortar wall material is Cr15 or Cr26.
Embodiment 8: on the basis of embodiment 7, Mn13 rolled mortar wall lower surface be annular boss and annular boss cross section is low wide and up narrow trapezium structure time, rich chromium cast iron rolled mortar wall upper surface is annular groove, and annular groove cross section is low wide and up narrow trapezium structure and matches with the annular boss of Mn13 rolled mortar wall lower surface.
Embodiment 9: on the basis of embodiment 7, Mn13 rolled mortar wall lower surface be annular groove and annular recessed cross section is trapezium structure wide at the top and narrow at the bottom time, rich chromium cast iron rolled mortar wall upper surface is annular boss, and annular boss cross section is trapezium structure wide at the top and narrow at the bottom and matches with the annular groove of Mn13 rolled mortar wall lower surface.
It is to be understood that: although above-described embodiment to be contrasted detailed text description to mentality of designing of the present invention; but these text descriptions; just the simple text of mentality of designing of the present invention is described; instead of the restriction to mentality of designing of the present invention; any do not exceed mentality of designing of the present invention combination, increase or amendment, all fall within the scope of protection of the present invention.
Claims (19)
1. the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron, is characterized in that: rolled mortar wall top is Mn13, rolled mortar wall bottom is rich chromium cast iron and rolled mortar wall top and rolled mortar wall bottom are concavo-convex founding coordinates.
2. the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron according to claim 1, is characterized in that: Mn13 rolled mortar wall lower surface and rich chromium cast iron rolled mortar wall upper surface are that concavo-convex founding coordinates.
3. the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron according to claim 2, it is characterized in that: Mn13 rolled mortar wall lower surface is annular boss and annular boss cross section is low wide and up narrow trapezium structure, rich chromium cast iron rolled mortar wall upper surface is annular groove and annular groove cross section is low wide and up narrow trapezium structure and matches with the annular boss of Mn13 rolled mortar wall lower surface.
4. the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron according to claim 2, it is characterized in that: Mn13 rolled mortar wall lower surface is annular groove and annular recessed cross section is trapezium structure wide at the top and narrow at the bottom, rich chromium cast iron rolled mortar wall upper surface is annular boss and annular boss cross section is trapezium structure wide at the top and narrow at the bottom and matches with the annular groove of Mn13 rolled mortar wall lower surface.
5. the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron according to claim 1, is characterized in that: Mn13 rolled mortar wall height is greater than the height of rich chromium cast iron rolled mortar wall.
6. the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron according to claim 1, is characterized in that: the material of Mn13 rolled mortar wall is ZGMn13-1, ZGMn13-2, ZGMn13-3, ZGMn13-4, ZGMn13-5.
7. the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron according to claim 1, is characterized in that: rich chromium cast iron rolled mortar wall material is Cr15 or Cr26.
8. the manufacture method of the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron, it is characterized in that: (1) routinely fabrication techniques rolled mortar wall bottom waters mold, mold is watered in the rolled mortar wall bottom made to be placed on dither platform, under the vibration of dither platform, melting rich chromium cast iron is cast to rolled mortar wall bottom and waters mold, obtain rolled mortar wall bottom after cooling forming, then rolled mortar wall bottom is heat-treated; (2) using upper surface, rolled mortar wall bottom as rolled mortar wall top shaping mould bed die, rolled mortar wall bottom is in the state of cooling, then make rolled mortar wall top water mold and be placed on dither platform, what melting Mn13 is cast to rolled mortar wall top under the vibration of dither platform waters in mold, heat-treats after cooling and demolding to rolled mortar wall top; (3) after carrying out finishing by the rolled mortar wall of Mn13 and rich chromium cast iron cast molding, the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron is namely obtained.
9. the manufacture method of the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron according to claim 8, it is characterized in that: Mn13 rolled mortar wall lower surface be annular boss and annular boss cross section is low wide and up narrow trapezium structure time, rich chromium cast iron rolled mortar wall upper surface is annular groove, and annular groove cross section is low wide and up narrow trapezium structure and matches with the annular boss of Mn13 rolled mortar wall lower surface.
10. the manufacture method of the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron according to claim 8, it is characterized in that: Mn13 rolled mortar wall lower surface be annular groove and annular recessed cross section is trapezium structure wide at the top and narrow at the bottom time, rich chromium cast iron rolled mortar wall upper surface is annular boss, and annular boss cross section is trapezium structure wide at the top and narrow at the bottom and matches with the annular groove of Mn13 rolled mortar wall lower surface.
The manufacture method of the 11. circular cone sand making machine rolled mortar walls be made up of Mn13 and rich chromium cast iron according to claim 8, is characterized in that: Mn13 rolled mortar wall height is greater than the height of rich chromium cast iron rolled mortar wall.
The manufacture method of the 12. circular cone sand making machine rolled mortar walls be made up of Mn13 and rich chromium cast iron according to claim 8, is characterized in that: the material of Mn13 rolled mortar wall is ZGMn13-1, ZGMn13-2, ZGMn13-3, ZGMn13-4, ZGMn13-5.
The manufacture method of the 13. circular cone sand making machine rolled mortar walls be made up of Mn13 and rich chromium cast iron according to claim 8, is characterized in that: rich chromium cast iron rolled mortar wall material is Cr15 or Cr26.
The manufacture method of 14. 1 kinds of circular cone sand making machine rolled mortar walls be made up of Mn13 and rich chromium cast iron, it is characterized in that: (1) routinely fabrication techniques rolled mortar wall top waters mold, mold is watered on the rolled mortar wall top made to be placed on dither platform, under the vibration of dither platform, melting Mn13 is cast to rolled mortar wall top and waters mold, obtain rolled mortar wall top after cooling forming, then rolled mortar wall top is heat-treated; (2) using lower surface, rolled mortar wall top as rolled mortar wall bottom shaping mould bed die and rolled mortar wall top is in the state of cooling, then make rolled mortar wall bottom water mold and be placed on dither platform, what melting rich chromium cast iron is cast to rolled mortar wall bottom under the vibration of dither platform waters in mold, heat-treats after cooling and demolding to rolled mortar wall bottom; (3) after carrying out finishing by the rolled mortar wall of Mn13 and rich chromium cast iron cast molding, the circular cone sand making machine rolled mortar wall be made up of Mn13 and rich chromium cast iron is namely obtained.
The manufacture method of the 15. circular cone sand making machine rolled mortar walls be made up of Mn13 and rich chromium cast iron according to claim 14, it is characterized in that: Mn13 rolled mortar wall lower surface be annular boss and annular boss cross section is low wide and up narrow trapezium structure time, rich chromium cast iron rolled mortar wall upper surface is annular groove, and annular groove cross section is low wide and up narrow trapezium structure and matches with the annular boss of Mn13 rolled mortar wall lower surface.
The manufacture method of the 16. circular cone sand making machine rolled mortar walls be made up of Mn13 and rich chromium cast iron according to claim 14, it is characterized in that: Mn13 rolled mortar wall lower surface be annular groove and annular recessed cross section is trapezium structure wide at the top and narrow at the bottom time, rich chromium cast iron rolled mortar wall upper surface is annular boss, and annular boss cross section is trapezium structure wide at the top and narrow at the bottom and matches with the annular groove of Mn13 rolled mortar wall lower surface.
The manufacture method of the 17. circular cone sand making machine rolled mortar walls be made up of Mn13 and rich chromium cast iron according to claim 14, is characterized in that: Mn13 rolled mortar wall height is greater than the height of rich chromium cast iron rolled mortar wall.
The manufacture method of the 18. circular cone sand making machine rolled mortar walls be made up of Mn13 and rich chromium cast iron according to claim 14, is characterized in that: the material of Mn13 rolled mortar wall is ZGMn13-1, ZGMn13-2, ZGMn13-3, ZGMn13-4, ZGMn13-5.
The manufacture method of the 19. circular cone sand making machine rolled mortar walls be made up of Mn13 and rich chromium cast iron according to claim 14, is characterized in that: rich chromium cast iron rolled mortar wall material is Cr15 or Cr26.
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| CN201510156272.5A CN104801390B (en) | 2015-04-03 | 2015-04-03 | The circular cone sand making machine rolled mortar wall and method being made of Mn13 and rich chromium cast iron |
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| CN201510156272.5A CN104801390B (en) | 2015-04-03 | 2015-04-03 | The circular cone sand making machine rolled mortar wall and method being made of Mn13 and rich chromium cast iron |
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