CN104801367A - Crushing wall of conical sand making machine, made of high manganese steel and high-carbon chromium steel, and manufacturing method of crushing wall - Google Patents
Crushing wall of conical sand making machine, made of high manganese steel and high-carbon chromium steel, and manufacturing method of crushing wall Download PDFInfo
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- CN104801367A CN104801367A CN201510155557.7A CN201510155557A CN104801367A CN 104801367 A CN104801367 A CN 104801367A CN 201510155557 A CN201510155557 A CN 201510155557A CN 104801367 A CN104801367 A CN 104801367A
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Abstract
The invention relates to a crushing wall of a conical sand making machine and a manufacturing method, wherein the crushing wall of the conical sand making machine is made of high manganese steel and high-carbon chromium steel, not only can meet the wear-resistant requirement of large stone crushing to a rolling mortar wall, but also can meet the wear-resistant requirement of small stone crushing to the rolling mortar wall during a stone crushing process, the upper part of the crushing wall is made of the high manganese steel and the lower part of the crushing wall is made of the high-carbon chromium steel. The crushing wall provided by the invention has the advantages as follows: firstly, the crushing wall of the conical sand making machine fundamentally overcomes the critical defect of incapability of crushing stones due to the groove formation of a stone crushing cavity, caused by small abrasion at the upper part of the crushing wall and the large abrasion at the lower part of the crushing wall since the abrasion losses, caused by that stones with different specifications, to the crushing wall are different during the stone crushing process by the crushing wall made of the signal material; secondly, the abrasion loss, produced during stone crushing, by the high manganese steel at the upper part of the crushing wall is relatively in accordance with the abrasion loss caused by that the lower part of the high-carbon chromium steel crushing wall rolls the stone crushing cavity, so that the service life of the crushing wall is prolonged greatly, the using cost of the crushing wall is lowered greatly, and the stone crushing cost is lowered.
Description
Technical field
The present invention relates to a kind of gyratory crusher and can meet the broken wear-resisting requirement to rolled mortar wall of ratchel in broken building stones process, the broken breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel to the wear-resisting requirement of rolled mortar wall of finger stone and preparation method can be met again, belong to gyratory crusher component assembly and manufacture field.
Background technology
CN101954456A, title " for casting the manufacture method of the metal mold of gyratory crusher manganese steel crushing wall or rolled mortar wall ", manufacture method comprises the steps: (1) according to breaking wall of spindle breaker or the different size specification model of rolled mortar wall, manufactures the natural pattern of crushing wall or rolled mortar wall; (2) metal mold and the outer metal mold of nearly shape in corresponding wall thickness, integrally-built nearly shape is manufactured and designed respectively according to the shape of natural pattern; (3) in closely, metal mold and nearly outer metal mold lay flaring steam vent; (4) nearly interior metal mold and nearly outer metal mold, natural pattern are assemblied on mold(ing) board, reserved die cavity.But, because the be crushed to fritter building stones fragmentation of gyratory crusher from oversize rock material in the process of broken building stones is two kinds of different duties, its rolled mortar wall top is used for broken oversize rock material, what oversize rock material was formed rolled mortar wall top is impact load, and that what building stones and rolled mortar wall and crushing wall were formed is is uncertain, be not that the impact extruded of whole contact coordinates, thus relative with the state of wear on crushing wall top little to rolled mortar wall; And to be rubble roll rolled mortar wall and crushing wall bottom manufactures chamber, broken little building stones and rolled mortar wall form the rubble of plyability, completely contact, its broken gravelstone between rolled mortar wall and crushing wall is little under the brute force extruding of rolled mortar wall and crushing wall, broken little building stones to roll mortar ward off and the wearing and tearing of crushing wall very serious.If adopt homogenous material to make rolled mortar wall and crushing wall, no matter be potassium 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 rolled mortar wall and crushing wall Upper wear is little, middle part wearing and tearing opposite upper parts is little and the situation of bottom wearing and tearing formation groove, causes rolled mortar wall and crushing wall wearing and tearing, blanking velocity is slow, machine electric current increases, and crushing wall is changed in instruction, and crushing wall life cycle is short.
Summary of the invention
Purpose of design: avoid the weak point in background technology, design a kind of gyratory crusher and can meet the broken wear-resisting requirement to rolled mortar wall of ratchel in broken building stones process, the broken breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel to the wear-resisting requirement of rolled mortar wall of finger stone and preparation method can be met again.
Design: in order to realize above-mentioned purpose of design.The present invention is in structural design: 1, crushing wall top is potassium steel, crushing wall bottom is the design of high-carbon chromium steel, is one of technical characteristic of the present invention.The object of such design is: potassium steel 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 potassium steel produces work hardening, case hardness rises to more than HRC45 rapidly by HRC17--21, 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 potassium steel internal layer austenite still keeps good impact flexibility.The present invention utilizes this characteristic of potassium steel just, the top of crushing wall (or middle part and top) is adopted potassium steel, because crushing wall top is for broken building stones, what building stones were formed crushing wall top is impact load just, thus crushing wall case-hardening can be made, hardness promotes rapidly, meets crushing wall top to the hardness requirement of rubble and wear-resisting requirement; And high-carbon chromium steel carbon containing Wc is about 1%, chrome content Wcr is about 1.5%, and the hypereutectoid steel containing a small amount of manganese, element silicon.Chromium can improve heat treatment performance, improve quenching degree, structural homogenity, temper resistance, can improve again rustless property and the grinding performance of steel, its hardness reaches HRC63 ± 3, has excellent wearability, meet the wear-resisting requirement rolling broken building stones, its wear extent is significantly less than potassium steel.2, crushing wall top and crushing wall bottom are that concavo-convex clamping engages is technical characteristic two of the present invention.The object of such design is: the convex-concave on crushing wall top be connected in the concaveconvex structure of crushing wall bottom, crushing wall bottom synchronous can be driven to rise when rising under the effect of crushing wall top in external force, thus reach the size of Longkou (crusher chamber) between convenient adjustment crushing wall and crushing wall.
Technical scheme 1: a kind of breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel, crushing wall top is potassium steel, crushing wall bottom is high-carbon chromium steel and crushing wall top and crushing wall bottom are concavo-convex founding coordinates.
Technical scheme 2: a kind of manufacture method of the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel, (1) mold is watered in fabrication techniques crushing wall bottom routinely, mold is watered in the crushing wall bottom made to be placed on dither platform, under the vibration of dither platform, melting high-carbon chromium steel is cast to crushing wall bottom and waters mold, obtain crushing wall bottom after cooling forming, then crushing wall bottom is heat-treated; (2) using upper surface, crushing wall bottom as crushing wall top shaping mould bed die, crushing wall bottom is in the state of cooling, then make crushing wall top water mold and be placed on dither platform, what melting potassium steel is cast to crushing wall top under the vibration of dither platform waters in mold, heat-treats after cooling and demolding to crushing wall top; (3) after carrying out finishing by the crushing wall of potassium steel and high-carbon chromium steel cast molding, the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel is namely obtained.
Technical scheme 3: a kind of manufacture method of the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel, (1) mold is watered on fabrication techniques crushing wall top routinely, mold is watered on the crushing wall top made to be placed on dither platform, under the vibration of dither platform, melting potassium steel is cast to crushing wall top and waters mold, obtain crushing wall top after cooling forming, then crushing wall top is heat-treated; (2) using lower surface, crushing wall top as crushing wall bottom shaping mould bed die and crushing wall top is in the state of cooling, then make crushing wall bottom water mold and be placed on dither platform, what melting high-carbon chromium steel is cast to crushing wall bottom under the vibration of dither platform waters in mold, heat-treats after cooling and demolding to crushing wall bottom; (3) after carrying out finishing by the crushing wall of potassium steel and high-carbon chromium steel cast molding, the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel is namely obtained.
The present invention is compared with background technology, one is fundamentally solve homogenous material crushing wall in broken building stones process, because the building stones of different size are different to the wear extent of crushing wall, the crushing wall Upper wear caused is little, bottom wearing and tearing are large and the building stones crusher chamber that causes forms groove and cannot the critical defect of broken building stones; The wear extent that two is wear extenies of producing at broken building stones of the potassium steel on crushing wall top rolls broken building stones chamber with high-carbon chromium steel crushing wall bottom is relative consistent, thus broken building stones chamber is rolled in the broken building stones process of stone roller in the crushing wall bottom fundamentally solving homogenous material, due to wear extent be greater than crushing wall Upper wear amount cause the situation of groove, not only greatly extend the service life of crushing wall, and while the manufacturing cost greatly reducing crushing wall and use cost, reduce broken building stones cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel.
Fig. 2 is the structural representation mated by crushing wall and crushing wall.
Fig. 3 is the structural representation of homogenous material crushing wall.
Detailed description of the invention
Embodiment 1: with reference to accompanying drawing 1-2.A kind of breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel, crushing wall top 1 is potassium steel, crushing wall bottom 2 is for high-carbon chromium steel and crushing wall top 1 coordinates 4 with crushing wall bottom 2 in concavo-convex founding, namely crushing wall top 1 annular boss is cast in the annular groove of crushing wall bottom 2, or crushing wall top 1 annular groove is cast on the annular boss of crushing wall bottom 2.Potassium steel crushing wall lower surface and high-carbon chromium steel crushing wall upper surface are that concavo-convex founding coordinates.Potassium steel crushing wall height is greater than the height of high-carbon chromium steel crushing wall 2.The material of potassium steel crushing wall is ZGMn13-1, ZGMn13-2, ZGMn13-3, ZGMn13-4, ZGMn13-5.
Embodiment 2: on the basis of embodiment 1, potassium steel crushing wall lower surface is annular boss and annular boss cross section is low wide and up narrow trapezium structure, and high-carbon chromium steel crushing 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 potassium steel crushing wall lower surface.
Embodiment 3: on the basis of embodiment 1, potassium steel crushing wall lower surface is annular groove and annular recessed cross section is trapezium structure wide at the top and narrow at the bottom, and high-carbon chromium steel crushing 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 potassium steel crushing wall lower surface.
Embodiment 4: a kind of manufacture method of the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel, (1) mold is watered in fabrication techniques crushing wall bottom routinely, mold is watered in the crushing wall bottom made to be placed on dither platform, under the vibration of dither platform, melting high-carbon chromium steel is cast to crushing wall bottom and waters mold, obtain crushing wall bottom after cooling forming, then crushing wall bottom is heat-treated; (2) using upper surface, crushing wall bottom as crushing wall top shaping mould bed die, crushing wall bottom is in the state of cooling, then make crushing wall top water mold and be placed on dither platform, what melting potassium steel is cast to crushing wall top under the vibration of dither platform waters in mold, heat-treats after cooling and demolding to crushing wall top; (3) after carrying out finishing by the crushing wall of potassium steel and high-carbon chromium steel cast molding, the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel is namely obtained.Potassium steel crushing wall height is greater than the height of high-carbon chromium steel crushing wall 2.The material of potassium steel crushing wall is ZGMn13-1, ZGMn13-2, ZGMn13-3, ZGMn13-4, ZGMn13-5.
Embodiment 5: on the basis of embodiment 4, potassium steel crushing wall lower surface be annular boss and annular boss cross section is low wide and up narrow trapezium structure time, high-carbon chromium steel crushing 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 potassium steel crushing wall lower surface.
Embodiment 6: on the basis of embodiment 4, potassium steel crushing wall lower surface be annular groove and annular recessed cross section is trapezium structure wide at the top and narrow at the bottom time, high-carbon chromium steel crushing 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 potassium steel crushing wall lower surface.
Embodiment 7: a kind of manufacture method of the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel, (1) mold is watered on fabrication techniques crushing wall top routinely, mold is watered on the crushing wall top made to be placed on dither platform, under the vibration of dither platform, melting potassium steel is cast to crushing wall top and waters mold, obtain crushing wall top after cooling forming, then crushing wall top is heat-treated; (2) using lower surface, crushing wall top as crushing wall bottom shaping mould bed die and crushing wall top is in the state of cooling, then make crushing wall bottom water mold and be placed on dither platform, what melting high-carbon chromium steel is cast to crushing wall bottom under the vibration of dither platform waters in mold, heat-treats after cooling and demolding to crushing wall bottom; (3) after carrying out finishing by the crushing wall of potassium steel and high-carbon chromium steel cast molding, the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel is namely obtained.Potassium steel crushing wall height is greater than the height of high-carbon chromium steel crushing wall 2.The material of potassium steel crushing wall is ZGMn13-1, ZGMn13-2, ZGMn13-3, ZGMn13-4, ZGMn13-5.
Embodiment 8: on the basis of embodiment 7, potassium steel crushing wall lower surface be annular boss and annular boss cross section is low wide and up narrow trapezium structure time, high-carbon chromium steel crushing 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 potassium steel crushing wall lower surface.
Embodiment 9: on the basis of embodiment 7, potassium steel crushing wall lower surface be annular groove and annular recessed cross section is trapezium structure wide at the top and narrow at the bottom time, high-carbon chromium steel crushing 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 potassium steel crushing 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 (16)
1. the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel, is characterized in that: crushing wall top is potassium steel, crushing wall bottom is high-carbon chromium steel and crushing wall top and crushing wall bottom are concavo-convex founding coordinates.
2. the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel according to claim 1, is characterized in that: potassium steel crushing wall lower surface and high-carbon chromium steel crushing wall upper surface are that concavo-convex founding coordinates.
3. the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel according to claim 2, it is characterized in that: potassium steel crushing wall lower surface is annular boss and annular boss cross section is low wide and up narrow trapezium structure, high-carbon chromium steel crushing 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 potassium steel crushing wall lower surface.
4. the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel according to claim 2, it is characterized in that: potassium steel crushing wall lower surface is annular groove and annular recessed cross section is trapezium structure wide at the top and narrow at the bottom, high-carbon chromium steel crushing 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 potassium steel crushing wall lower surface.
5. the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel according to claim 1, is characterized in that: the material of potassium steel crushing wall is ZGMn13-1, ZGMn13-2, ZGMn13-3, ZGMn13-4, ZGMn13-5.
6. the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel according to claim 1, is characterized in that: potassium steel crushing wall height is greater than the height of high-carbon chromium steel crushing wall.
7. the manufacture method of the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel, it is characterized in that: (1) routinely fabrication techniques crushing wall bottom waters mold, mold is watered in the crushing wall bottom made to be placed on dither platform, under the vibration of dither platform, melting high-carbon chromium steel is cast to crushing wall bottom and waters mold, obtain crushing wall bottom after cooling forming, then crushing wall bottom is heat-treated; (2) using upper surface, crushing wall bottom as crushing wall top shaping mould bed die, crushing wall bottom is in the state of cooling, then make crushing wall top water mold and be placed on dither platform, what melting potassium steel is cast to crushing wall top under the vibration of dither platform waters in mold, heat-treats after cooling and demolding to crushing wall top; (3) after carrying out finishing by the crushing wall of potassium steel and high-carbon chromium steel cast molding, the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel is namely obtained.
8. the manufacture method of the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel according to claim 7, it is characterized in that: potassium steel crushing wall lower surface be annular boss and annular boss cross section is low wide and up narrow trapezium structure time, high-carbon chromium steel crushing 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 potassium steel crushing wall lower surface.
9. the manufacture method of the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel according to claim 7, it is characterized in that: potassium steel crushing wall lower surface be annular groove and annular recessed cross section is trapezium structure wide at the top and narrow at the bottom time, high-carbon chromium steel crushing 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 potassium steel crushing wall lower surface.
10. the manufacture method of the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel according to claim 7, is characterized in that: potassium steel crushing wall height is greater than the height of high-carbon chromium steel crushing wall.
The manufacture method of 11. breaking wall of spindle breakers be made up of potassium steel and high-carbon chromium steel according to claim 7, is characterized in that: the material of potassium steel crushing wall is the material of Mn13 crushing wall is ZGMn13-1, ZGMn13-2, ZGMn13-3, ZGMn13-4, ZGMn13-5.
The manufacture method of 12. 1 kinds of breaking wall of spindle breakers be made up of potassium steel and high-carbon chromium steel, it is characterized in that: (1) routinely fabrication techniques crushing wall top waters mold, mold is watered on the crushing wall top made to be placed on dither platform, under the vibration of dither platform, melting potassium steel is cast to crushing wall top and waters mold, obtain crushing wall top after cooling forming, then crushing wall top is heat-treated; (2) using lower surface, crushing wall top as crushing wall bottom shaping mould bed die and crushing wall top is in the state of cooling, then make crushing wall bottom water mold and be placed on dither platform, what melting high-carbon chromium steel is cast to crushing wall bottom under the vibration of dither platform waters in mold, heat-treats after cooling and demolding to crushing wall bottom; (3) after carrying out finishing by the crushing wall of potassium steel and high-carbon chromium steel cast molding, the breaking wall of spindle breaker be made up of potassium steel and high-carbon chromium steel is namely obtained.
The manufacture method of 13. breaking wall of spindle breakers be made up of potassium steel and high-carbon chromium steel according to claim 12, it is characterized in that: potassium steel crushing wall lower surface be annular boss and annular boss cross section is low wide and up narrow trapezium structure time, high-carbon chromium steel crushing 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 potassium steel crushing wall lower surface.
The manufacture method of 14. breaking wall of spindle breakers be made up of potassium steel and high-carbon chromium steel according to claim 12, it is characterized in that: potassium steel crushing wall lower surface be annular groove and annular recessed cross section is trapezium structure wide at the top and narrow at the bottom time, high-carbon chromium steel crushing 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 potassium steel crushing wall lower surface.
The manufacture method of 15. breaking wall of spindle breakers be made up of potassium steel and high-carbon chromium steel according to claim 12, is characterized in that: potassium steel crushing wall height is greater than the height of high-carbon chromium steel crushing wall.
The manufacture method of 16. breaking wall of spindle breakers be made up of potassium steel and high-carbon chromium steel according to claim 12, is characterized in that: the material of potassium steel crushing wall is ZGMn13-1, ZGMn13-2, ZGMn13-3, ZGMn13-4, ZGMn13-5.
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| CN201510155557.7A CN104801367B (en) | 2015-04-03 | 2015-04-03 | The breaking wall of spindle breaker and production method be made of potassium steel and high-carbon chromium steel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104801371A (en) * | 2015-04-03 | 2015-07-29 | 浙江双金机械集团股份有限公司 | Crushing wall of conical sand making machine, made of high manganese steel and high-carbon chromium steel, and manufacturing method of crushing wall |
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