CN105536932A - High-chromium bimetal liquid composite hammer and preparation method thereof - Google Patents

High-chromium bimetal liquid composite hammer and preparation method thereof Download PDF

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Publication number
CN105536932A
CN105536932A CN201510902828.0A CN201510902828A CN105536932A CN 105536932 A CN105536932 A CN 105536932A CN 201510902828 A CN201510902828 A CN 201510902828A CN 105536932 A CN105536932 A CN 105536932A
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CN
China
Prior art keywords
hammer
bimetal liquid
tup
high chromium
hammer handle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510902828.0A
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Chinese (zh)
Inventor
周贤才
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sichuan Jinxin Machinery Co Ltd
Original Assignee
Sichuan Jinxin Machinery Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sichuan Jinxin Machinery Co Ltd filed Critical Sichuan Jinxin Machinery Co Ltd
Priority to CN201510902828.0A priority Critical patent/CN105536932A/en
Publication of CN105536932A publication Critical patent/CN105536932A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/26—Details
    • B02C13/28—Shape or construction of beater elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/56—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.7% by weight of carbon

Abstract

The invention belongs to and relates to a high-chromium bimetal liquid composite hammer and a preparation method thereof. The high-chromium bimetal liquid composite hammer comprises a hammer head and a hammer handle; one end of the hammer handle is fixedly connected with the hammer head; a mounting hole is formed in the other end of the hammer handle; and the high-chromium bimetal liquid composite hammer is integrally molded through pouring. The preparation method of the high-chromium bimetal liquid composite hammer comprises the following steps: (1) the batching is performed according to formulas of the hammer head and the hammer handle; (2) molten metal is smelted at a temperature of 1480-1490 DEG C; (3) then, hammer head molten metal and hammer handle molten metal are synchronously molded through pouring at a temperature of 1480 DEG C; and (4) the temperature of 1480 DEG C is kept by 30 minutes; and then, the oil extraction, the tempering and the cooling are performed to obtain the high-chromium bimetal liquid composite hammer. The high-chromium bimetal liquid composite hammer and the preparation method thereof, disclosed by the invention, have the beneficial effects of: (1) improvement of equipment use safety; and (2) large reduction of cost and reduction of resource waste.

Description

A kind of high chromium bimetal liquid compound hammer and preparation method thereof
Technical field
The invention belongs to mining industry technical field, be specifically related to a kind of high chromium bimetal liquid compound hammer and preparation method thereof.
Background technology
In present ore and sandstone equipment, a large amount of hammer mill that adopts carries out fragmentation.But according to equipment characteristic, nearly 1 to two/3rds/part of tup cannot use, cause very large waste, particularly overall height chromium product to be chrome content 26% like this, cost is high causes very large resource consumption.
There is following shortcoming in present traditional handicraft overall height chromium tup: 1. production cost is high, and untapped high chromium part waste is large; 2. in use there is larger risk of breakage in product, so not only reduces service life, also can there is damage equipment simultaneously.
Summary of the invention
Goal of the invention: the present invention is directed to above-mentioned prior art Problems existing and make improvement, namely first object disclosed by the invention is open one high chromium bimetal liquid compound hammer.Second object of the present invention is the preparation method of openly a kind of high chromium bimetal liquid compound hammer.
Technical scheme: a kind of high chromium bimetal liquid compound hammer, comprise tup and hammer handle, described hammer handle one end is fixedly connected with described tup, and the other end of described hammer handle is provided with installing hole, and described high chromium bimetal liquid compound hammer is integrated moulding by casting.
Further, the diameter of described installing hole is 25 ~ 70mm.
Further, described hammer handle adopts No. 45 steel, the percentage by weight chemical composition of described tup is: C:2.5 ~ 2.7, Si:0.3 ~ 0.5, Mn:0.6 ~ 1.2, Cr:25 ~ 28, Mo:2 ~ 2.5, Cu:0.8 ~ 1.2, Ni:0.05 ~ 0.08, B:0.1 ~ 0.2, Ti:0.1 ~ 0.2, and all the other compositions are Fe.
A preparation method for high chromium bimetal liquid compound hammer, comprises the following steps:
(1), prepare burden according to tup and hammer handle formula respectively;
(2), at 1480 ~ 1490 DEG C of metal smelting liquid;
(3), then at 1480 DEG C by tup molten metal, hammer handle molten metal simultaneously moulding by casting;
(4), high chromium bimetal liquid compound hammer is obtained after oil extraction, tempering, cooling 1480 DEG C of insulations after 30 minutes.
Beneficial effect: one disclosed by the invention high chromium bimetal liquid compound hammer and preparation method thereof has following beneficial effect:
1, use No. 45 steel to replace the high chromium product of unused portion, guarantee the toughness of high strength, improve equipment use security;
2. assembling and unused portion use No. 45 steel, greatly reduce costs, and reduce the wasting of resources.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of high chromium bimetal liquid compound hammer disclosed by the invention.
Wherein:
10-tup 20-hammer handle
30-installing hole
Detailed description of the invention:
Below the specific embodiment of the present invention is described in detail.
Specific embodiment 1
As shown in Figure 1, a kind of high chromium bimetal liquid compound hammer, comprise tup 10 and hammer handle 20, hammer handle 20 one end is fixedly connected with tup 10, and the other end of hammer handle 20 is provided with installing hole 30, and high chromium bimetal liquid compound hammer is integrated moulding by casting.
Further, the diameter of installing hole 30 is 25mm.
Further, hammer handle 20 adopts No. 45 steel, and the percentage by weight chemical composition of tup 10 is: C:2.5, Si:0.3, Mn:0.6, Cr:25, Mo:2, Cu:0.8, Ni:0.05, B:0.1, Ti:0.1, all the other compositions are Fe.
A preparation method for high chromium bimetal liquid compound hammer, comprises the following steps:
(1), prepare burden according to tup 10 and hammer handle 20 respectively;
(2), at 1480 DEG C of metal smelting liquid;
(3), then at 1480 DEG C by tup molten metal, hammer handle molten metal simultaneously moulding by casting;
(4), high chromium bimetal liquid compound hammer is obtained after oil extraction, tempering, cooling 1480 DEG C of insulations after 30 minutes.
Specific embodiment 2
As shown in Figure 1, a kind of high chromium bimetal liquid compound hammer, comprise tup 10 and hammer handle 20, hammer handle 20 one end is fixedly connected with tup 10, and the other end of hammer handle 20 is provided with installing hole 30, and high chromium bimetal liquid compound hammer is integrated moulding by casting.
Further, the diameter of installing hole 30 is 70mm.
Further, hammer handle 20 adopts No. 45 steel, and the percentage by weight chemical composition of tup 10 is: C:2.7, Si:0.5, Mn:1.2, Cr:28, Mo:2.5, Cu:1.2, Ni:0.08, B:0.2, Ti:0.2, and all the other compositions are Fe.
A preparation method for high chromium bimetal liquid compound hammer, comprises the following steps:
(1), prepare burden according to tup 10 and hammer handle 20 respectively;
(2), at 1490 DEG C of metal smelting liquid;
(3), then at 1480 DEG C by tup molten metal, hammer handle molten metal simultaneously moulding by casting;
(4), high chromium bimetal liquid compound hammer is obtained after oil extraction, tempering, cooling 1480 DEG C of insulations after 30 minutes.
Specific embodiment 3
As shown in Figure 1, a kind of high chromium bimetal liquid compound hammer, comprise tup 10 and hammer handle 20, hammer handle 20 one end is fixedly connected with tup 10, and the other end of hammer handle 20 is provided with installing hole 30, and high chromium bimetal liquid compound hammer is integrated moulding by casting.
Further, the diameter of installing hole 30 is 50mm.
Further, hammer handle 20 adopts No. 45 steel, and the percentage by weight chemical composition of tup 10 is: C:2.6, Si:0.4, Mn:0.9, Cr:26.5, Mo:2.2, Cu:1, Ni:0.07, B:0.15, Ti:0.15, and all the other compositions are Fe.
A preparation method for high chromium bimetal liquid compound hammer, comprises the following steps:
(1), prepare burden according to tup 10 and hammer handle 20 respectively;
(2), at 1485 DEG C of metal smelting liquid;
(3), then at 1480 DEG C by tup molten metal, hammer handle molten metal simultaneously moulding by casting;
(4), high chromium bimetal liquid compound hammer is obtained after oil extraction, tempering, cooling 1480 DEG C of insulations after 30 minutes.
Above embodiments of the present invention are elaborated.But the present invention is not limited to above-mentioned embodiment, in the ken that art those of ordinary skill possesses, can also make a variety of changes under the prerequisite not departing from present inventive concept.

Claims (4)

1. a high chromium bimetal liquid compound hammer, is characterized in that, comprise tup and hammer handle, and described hammer handle one end is fixedly connected with described tup, and the other end of described hammer handle is provided with installing hole, and described high chromium bimetal liquid compound hammer is integrated moulding by casting.
2. one according to claim 1 high chromium bimetal liquid compound hammer, is characterized in that, the diameter of described installing hole is 25 ~ 70mm.
3. one according to claim 1 high chromium bimetal liquid compound hammer, it is characterized in that, described hammer handle adopts No. 45 steel, the percentage by weight chemical composition of described tup is: C:2.5 ~ 2.7, Si:0.3 ~ 0.5, Mn:0.6 ~ 1.2, Cr:25 ~ 28, Mo:2 ~ 2.5, Cu:0.8 ~ 1.2, Ni:0.05 ~ 0.08, B:0.1 ~ 0.2, Ti:0.1 ~ 0.2, and all the other compositions are Fe.
4. a preparation method for high chromium bimetal liquid compound hammer, is characterized in that, comprise the following steps:
(1), prepare burden according to tup and hammer handle formula respectively;
(2), at 1480 ~ 1490 DEG C of metal smelting liquid;
(3), then at 1480 DEG C by tup molten metal, hammer handle molten metal simultaneously moulding by casting;
(4), high chromium bimetal liquid compound hammer is obtained after oil extraction, tempering, cooling 1480 DEG C of insulations after 30 minutes.
CN201510902828.0A 2015-12-08 2015-12-08 High-chromium bimetal liquid composite hammer and preparation method thereof Pending CN105536932A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510902828.0A CN105536932A (en) 2015-12-08 2015-12-08 High-chromium bimetal liquid composite hammer and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510902828.0A CN105536932A (en) 2015-12-08 2015-12-08 High-chromium bimetal liquid composite hammer and preparation method thereof

Publications (1)

Publication Number Publication Date
CN105536932A true CN105536932A (en) 2016-05-04

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109622924A (en) * 2019-01-17 2019-04-16 四川金欣机械有限公司 A kind of bimetal hammerhead casting technique
CN112958222A (en) * 2020-11-26 2021-06-15 衡阳鸿宇机械制造有限公司 Wear-resistant hammer head applied to metallurgical mine machining and machining method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101239379A (en) * 2007-02-05 2008-08-13 郭继伟 Production technique method of combined bimetal composite casting hammer type hammerhead
CN101940968A (en) * 2010-09-09 2011-01-12 淮阴工学院 Spherical hammer head of combined crusher and manufacturing method thereof
CN102260818A (en) * 2011-07-21 2011-11-30 芜湖市金贸流体科技股份有限公司 High-silicon anticorrosion cast iron and manufacturing method thereof
CN102553678A (en) * 2012-01-04 2012-07-11 宁国市龙飞耐磨材料有限公司 Double-liquid compound metal hammer and preparation method thereof
CN104561527A (en) * 2015-02-10 2015-04-29 四川金广实业（集团）股份有限公司 Method for producing ferronickel by adding nickel sulfide concentrate in laterite

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101239379A (en) * 2007-02-05 2008-08-13 郭继伟 Production technique method of combined bimetal composite casting hammer type hammerhead
CN101940968A (en) * 2010-09-09 2011-01-12 淮阴工学院 Spherical hammer head of combined crusher and manufacturing method thereof
CN102260818A (en) * 2011-07-21 2011-11-30 芜湖市金贸流体科技股份有限公司 High-silicon anticorrosion cast iron and manufacturing method thereof
CN102553678A (en) * 2012-01-04 2012-07-11 宁国市龙飞耐磨材料有限公司 Double-liquid compound metal hammer and preparation method thereof
CN104561527A (en) * 2015-02-10 2015-04-29 四川金广实业（集团）股份有限公司 Method for producing ferronickel by adding nickel sulfide concentrate in laterite

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109622924A (en) * 2019-01-17 2019-04-16 四川金欣机械有限公司 A kind of bimetal hammerhead casting technique
CN112958222A (en) * 2020-11-26 2021-06-15 衡阳鸿宇机械制造有限公司 Wear-resistant hammer head applied to metallurgical mine machining and machining method

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Application publication date: 20160504

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