CN202356125U - Ultrastrong high-chromium iron conical sand making machine - Google Patents
Ultrastrong high-chromium iron conical sand making machine Download PDFInfo
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- CN202356125U CN202356125U CN2011203736875U CN201120373687U CN202356125U CN 202356125 U CN202356125 U CN 202356125U CN 2011203736875 U CN2011203736875 U CN 2011203736875U CN 201120373687 U CN201120373687 U CN 201120373687U CN 202356125 U CN202356125 U CN 202356125U
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- cast iron
- making machine
- sand making
- breaking wall
- chromium
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Abstract
The utility model relates to an ultrastrong high-chromium iron conical sand making machine, which applies high-chromium white anti-friction cast to production of a breaking wall assembly in the conical sand making machine and increases the antifriction property of the breaking wall to multiple times, wherein the high-chromium white antifriction cast iron breaking wall in the conical sand making machine is internally provided with mesh ribs. The ultrastrong high-chromium iron conical sand making machine has the advantages that: the antifriction property of the breaking wall is greatly improved and is about 5 times that of the current high manganese steel breaking wall, the service life of the breaking wall is greatly prolonged, and the using cost of a user can be greatly reduced; and the purpose of improving the impact resistance of the high-chromium white antifriction cast iron breaking wall by using a physical structure is achieved, the impact force suffered by the high-chromium white antifriction cast iron breaking wall is effectively and slowly released, and the defect that the high-chromium white antifriction cast iron breaking wall is easy to be damaged due to impact is overcome.
Description
Technical field
The utility model relates to and a kind ofly the high chromium white antifriction cast iron is used for superpower rich chromium cast iron conical sand making crusher machine wall makes, and makes broken wall abrasion resistance improve the superpower rich chromium cast iron conical sand making machine of several times, belongs to the conical sand making machine and makes the field.
Background technology
Be in the high cast iron of 3c one 21cr of theoretical research stage at present, use all kinds of tups, the bimetallic composite hammer head that 3c one 21Cr rich chromium cast iron and all kinds of carbon steel (containing 45# cast steel, 35# cast steel, 30# cast steel), potassium steel, low-alloy steel etc. are formed in conjunction with disintegrating machine." biliquid " double-metal composite casting process that adopts in the research and the Technology for Heating Processing of composite casting have guaranteed that bimetallic combines the metallurgical binding and the metallurgical quality at position; The binding site of guaranteeing bimetallic material simultaneously is the boundary; Each person still keeps the characteristic of each person's metal material, makes the bimetallic composite hammer head in use reach safe, reliable, durable, economic target.But this method can't be used for the manufacturing of superpower broken wall of rich chromium cast iron conical sand making machine and broken wall assembly, and broken wall is prone to cause the breakage of broken wall in the power that receives when impacting in the slowly-releasing system of the having no idea sand process, uses the utmost point life-span short.
The utility model content
Purpose of design: avoid the weak point in the background technology, design a kind of high-wearing feature that both had, have long-life superpower rich chromium cast iron conical sand making machine again.
Design: in order to realize above-mentioned purpose of design.1, the wear-resistant sleeve in the broken wall adopts the design that the high chromium white antifriction cast iron is made, and is one of technical characterictic of the utility model.The purpose of doing like this is: the M that contains high rigidity in the high-chromium white cast iron tissue
7C
3Type eutectic carbide (20-30%); The characteristics that show the high-wearing feature part; Yet fracture in use appears in the low parts of hard and crisp toughness; Unreliable, dangerous phenomenon such as fragmentation has had a strong impact on the rich chromium cast iron scope of application with good abrasion resistance, and toughness, the high performance of improving rich chromium cast iron is to smelt the worker to make every effort to the problem that solves for a long time.Round this problem anxious to be solved; Done a large amount of work both at home and abroad; Its common ground is to attempt to change the shape (spheroidizing, group nodularization, vermiformization etc.) of eutectic carbide, change in the cast iron graphite and have form (flake graphite changes over spherical or rolls into a ball cotton-shaped or vermiform etc.) and bring the effect nl that increases substantially the cast iron mechanical property to obtain being similar to, yet result of study is not ideal enough; Instability can't be used for suitability for industrialized production.Secondly, in the high-chromium white cast iron matrix, because the eutectic carbide of the chromium of high rigidity is separated out in dispersion; Show higher hardness and good shock-resistant abrasive wear ability; Yet owing to contain the existence of the eutectic carbide of the higher chromium of 20-30% high rigidity fragility in the microscopic structure, this toughness of material can be said to be lower, in the strong abrasive wear environment of HI high impact; Its serviceability is dangerous; Unreliable, therefore, the cast iron of Gao Ge can't be used for HI high impact wearing and tearing field so far, also receives very big restriction in HI high impact abrasive wear Application for Field.2, the packed layer between broken wall and the broken wall backing plate is the design of zinc alloy layer, be the utility model technical characterictic two.The purpose of doing like this is: kirsite is to be that the basis adds the alloy that other elements are formed with zinc.The alloying element that often adds has low temperature kirsites such as aluminium, copper, magnesium, cadmium, lead, titanium.The kirsite characteristics are: fusing point is low, and good fluidity is prone to melting welding; Soldering and plastic working; Corrosion-resistant in atmosphere, the utility model utilizes the These characteristics of kirsite just, and the kirsite of fusion is poured between broken wall and the broken wall backing plate; Gap between broken wall and the broken wall backing plate is filled by the kirsite densification fully, form the kirsite packed layer.This kirsite packed layer not only has the characteristic of general zinc die casting alloys, and intensity is high, good casting property; Cooling velocity does not have obvious influence to mechanical property, and cast gate is simple, to overheated insensitive with remelting; Therefore shrinkage factor is little, and pore is few, receives the outside when going out when broken wall; The impact that the broken wall of its tapering circulus itself can make the part receive is shifted moving broken wall and all and through intermediate filling layer is absorbed, thereby reaches the breakage of avoiding the high chromium white antifriction cast iron through frame for movement.3, broken wall backing plate adopts potassium steel to make, be the utility model technical characterictic three.The purpose of doing like this is: when the potassium steel of austenite structure received shock loading, plastic deformation took place in the metal surface, and the result of working hardening has tangible work hardening phenomenon in deformation layer, and surface hardness increases substantially.When hanging down shock loading, HB300～400 can be reached, during high impact loads, HB500～800 can be reached.With the difference of shock loading, the cementation zone degree of depth can reach 10～20mm.The hardened layer of high rigidity can be resisted impact abrasive wear.Because of potassium steel under thump abrasive wear condition; Excellent abrasion resistance is arranged; The utility model not only can form good wear-resisting coupling with the broken wall of high chromium white antifriction cast iron, and potassium steel has good toughness with this backing plate as the broken wall of high chromium white antifriction cast iron; It is the impulsive force that receives of the broken wall of slowly-releasing high chromium white antifriction cast iron effectively, avoids the breakage of the broken wall of high chromium white antifriction cast iron.4, be cast with the design of net muscle in the broken wall of high chromium white antifriction cast iron, be the utility model technical characterictic four.The purpose of doing like this is: this net muscle can be to the M in the high-chromium white cast iron tissue
7C
3The type eutectic carbide plays the effect of reinforcement, improves high-chromium white cast iron toughness, and then reduces the thickness and the manufacturing cost of the broken wall of high-chromium white cast iron.
Technical scheme: a kind of superpower rich chromium cast iron conical sand making machine, the broken wall of the high chromium white antifriction cast iron in the said conical sand making machine is built-in with the net muscle.
The utility model is compared with background technology, and the one, broken wall anti-wear performance improves greatly, and its wearability is about 5 times of the broken wall of present potassium steel, not only prolong greatly service life, and user's use cost reduces significantly; The 2nd, realized using net muscle structure to improve the impact resistance of the broken wall of high chromium white antifriction cast iron; Effectively slowly-releasing the suffered impulsive force of the broken wall of high chromium white antifriction cast iron; Solve the be hit defective of cracky of the broken wall of high chromium white antifriction cast iron, reduced manufacturing cost simultaneously.
Description of drawings
Fig. 1 is the structural representation of superpower rich chromium cast iron conical sand making machine.
Fig. 2 is the sectional structure sketch map of the broken wall of the special-purpose superpower high chromium of cone sand making machine.
The specific embodiment
Embodiment 1: with reference to accompanying drawing 1-2.A kind of superpower rich chromium cast iron conical sand making machine, the manufacture craft of cone sand making machine is a prior art, is not described herein at this.The broken wall 1 of high chromium white antifriction cast iron in the said cone sand making machine is built-in with net muscle 6.Said net muscle 6 is strip net muscle or mesh muscle.
What need understand is: though the foregoing description is to the mentality of designing of the utility model detailed text description of contrasting; But these text descriptions; Just the simple text of the utility model mentality of designing is described; Rather than to the restriction of the utility model mentality of designing, any combination, increase or modification that does not exceed the utility model mentality of designing all falls in the protection domain of the utility model.
Claims (2)
1. superpower rich chromium cast iron conical sand making machine is characterized in that: the broken wall of the high chromium white antifriction cast iron in the said conical sand making machine is built-in with the net muscle.
2. cone sand making machine according to claim 1 is characterized in that: said net muscle is strip net muscle or mesh muscle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203736875U CN202356125U (en) | 2011-09-30 | 2011-09-30 | Ultrastrong high-chromium iron conical sand making machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203736875U CN202356125U (en) | 2011-09-30 | 2011-09-30 | Ultrastrong high-chromium iron conical sand making machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202356125U true CN202356125U (en) | 2012-08-01 |
Family
ID=46567344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203736875U Expired - Lifetime CN202356125U (en) | 2011-09-30 | 2011-09-30 | Ultrastrong high-chromium iron conical sand making machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202356125U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111558422A (en) * | 2020-05-11 | 2020-08-21 | 四川宇广能科技有限公司 | Movable cone for crusher and manufacturing method thereof |
-
2011
- 2011-09-30 CN CN2011203736875U patent/CN202356125U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111558422A (en) * | 2020-05-11 | 2020-08-21 | 四川宇广能科技有限公司 | Movable cone for crusher and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120801 |