CN104805341B - A kind of high security mining high intensity ventilation blower - Google Patents
A kind of high security mining high intensity ventilation blower Download PDFInfo
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- CN104805341B CN104805341B CN201510249634.5A CN201510249634A CN104805341B CN 104805341 B CN104805341 B CN 104805341B CN 201510249634 A CN201510249634 A CN 201510249634A CN 104805341 B CN104805341 B CN 104805341B
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- ventilation blower
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- high intensity
- high security
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- 238000009423 ventilation Methods 0.000 title claims abstract description 39
- 238000005065 mining Methods 0.000 title claims abstract description 24
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 23
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052737 gold Inorganic materials 0.000 claims abstract description 16
- 239000010931 gold Substances 0.000 claims abstract description 16
- 239000000470 constituent Substances 0.000 claims abstract description 10
- 238000002360 preparation method Methods 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 13
- 239000011265 semifinished product Substances 0.000 claims description 9
- 229910018563 CuAl2 Inorganic materials 0.000 claims description 8
- 238000007710 freezing Methods 0.000 claims description 6
- 230000008014 freezing Effects 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000010791 quenching Methods 0.000 claims description 6
- 230000000171 quenching effect Effects 0.000 claims description 6
- 229910052745 lead Inorganic materials 0.000 claims description 5
- 238000002844 melting Methods 0.000 claims description 5
- 230000008018 melting Effects 0.000 claims description 5
- 238000005496 tempering Methods 0.000 claims description 5
- 229910052726 zirconium Inorganic materials 0.000 claims description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 4
- 229910052748 manganese Inorganic materials 0.000 claims description 4
- 229910052725 zinc Inorganic materials 0.000 claims description 4
- 238000003723 Smelting Methods 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 230000006698 induction Effects 0.000 claims description 3
- 238000005495 investment casting Methods 0.000 claims description 3
- 239000000155 melt Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 239000003245 coal Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000035939 shock Effects 0.000 abstract 1
- 229910001234 light alloy Inorganic materials 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/10—Alloys based on aluminium with zinc as the next major constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/12—Alloys based on aluminium with copper as the next major constituent
- C22C21/18—Alloys based on aluminium with copper as the next major constituent with zinc
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/002—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
- C22F1/053—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with zinc as the next major constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
- C22F1/057—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with copper as the next major constituent
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The present invention relates to a kind of high security mining high intensity ventilation blower, the main body frame of described ventilation blower uses the nonarcing Cast aluminium alloy gold that rubs to make, by constituent content, microstructure and preparation method are improved, make this high security mining high intensity ventilation blower will not produce shock and friction spark in Safety of Coal Mine Production, and intensity, hardness and elongation percentage etc. are held in higher level.
Description
Technical field
The invention belongs to safety of coal mines and Field of Heat-treatment, particularly relate to a kind of high security mining high intensity ventilation blower and heat treatment method thereof.
Background technology
The shell high intensity to be kept of mine fan, the most also to ensure not produce spark and cause security incident, especially in coal production, firmly stop for being produced spark by clashing into or rub, forbid, in the coal production of a lot of countries, the equipment that light-alloy manufactures, but owing to aluminium alloy is lightweight, intensity is high, if a kind of light-alloy being difficult to and producing friction or strike spark can be produced, then technological precedence status can be reached in this field.
Summary of the invention
An object of the present invention is to propose a kind of high security mining high intensity ventilation blower.
The two of the purpose of the present invention are to propose the preparation method of a kind of high security mining high intensity ventilation blower.
Realize especially by following technological means:
A kind of high security mining high intensity ventilation blower, the main body frame of described ventilation blower uses the nonarcing Cast aluminium alloy gold that rubs to make, and the component content by weight percentage of described friction nonarcing Cast aluminium alloy gold is calculated as: Cu:2.8 ~ 6.63%, Zn:4.2 ~ 5.8%, Cr:0.2 ~ 0.8%, Ti:0.2 ~ 0.4%, Mn:0.5 ~ 0.9%, Co:0.02 ~ 0.05%, RE:0.2 ~ 0.8%, Zr:0.08 ~ 0.12%, Pb:0.08 ~ 0.16%, surplus is Al and inevitable impurity.
Wherein, below ventilation blower surface to the surface that this Cast aluminium alloy gold is made in cross section in the range of 1mm, CuAl2The percent by volume of hardening constituent is 4.3 ~ 8.8%, Al3The percent by volume of Ti phase is 0.2 ~ 0.8%, in the cross section that the most each 0.5mm in the center of whole sheet material is formed, and CuAl2The percent by volume of hardening constituent is 3.2 ~ 5.6%, Al3The percent by volume of Ti phase is 0.6 ~ 1.6%, and described cross section is all the cross section that the direction with board material vertical is formed.
As preferably, in the cross section of described Cast aluminium alloy gold, RE-Al mean particle size is 0.08 ~ 0.11 μm, and the number in the cross section that in cross section in the range of 1mm, 0.5mm the most each with the center of whole sheet material is formed below this ventilation blower surface to surface differ and is less than 10%.
The preparation method of aforesaid high security is mining high intensity ventilation blower comprises the steps:
(1) melting, uses conventional vacuum magnetic induction stove that aforementioned each component is carried out mixed smelting.
(2) casting, becomes the main body frame of high security mining high intensity ventilation blower by the melt hot investment casting that step (1) obtains.
(3) quenching: heating in the semi-finished product that step (2) obtains are inserted resistance furnace, heating-up temperature is 580 ~ 620 DEG C, is incubated 20 ~ 35min, and then jet hardening is to room temperature.
(4) freezing processing: the semi-finished product after quenching are injected in cryogenic system and cools to-80 ~-120 DEG C, return to room temperature after keeping 10 ~ 20min.
(5) isothermal holding (tempering): the semi-finished product after freezing processing are inserted in tempering furnace, it is heated to 120 ~ 180 DEG C, keep 20 ~ 45min, air cooling is to room temperature, obtain the main body frame of this high security mining high intensity ventilation blower, then carry out assembling with miscellaneous part and i.e. obtain high security mining high intensity ventilation blower.
As preferably, in described melting step, in addition to Al, other components all use the mode of intermediate alloy to add.
Effect of the invention is that:
1, by using the nonarcing aluminium alloy that rubs in the agent structure of this ventilation blower, it is achieved that light-alloy is applied in Safety of Coal Mine Production.
2, it is easily generated the element of spark by eliminating Si, Mg, Be, Sr etc. in such aluminium alloy, ensure that this aluminium alloy is clashing into or will not produce spark in friction process, with the addition of the elements such as RE, Zr, Pb simultaneously, the defect of the hydraulic performance declines such as intensity is produced after compensate for removing above-mentioned element, both ensure that intensity, hardness, elongation percentage, in turn ensure that safety and corrosion resistance；
3, by with the addition of the Co of trace in this aluminium alloy, it is ensured that intensity and hardness and high-temperature behavior.
4, by limiting the microstructure of this aluminium alloy so that at surface and the reasonable layout of center hardening constituent so that tensile strength and hardness are greatly improved.
5, by concrete specific heat treatment so that while the microstructure of aluminium alloy can be protected, it is ensured that corrosion resistance and plasticity.
6, the innovation formula distribution of quenching-freezing-tempering and the reasonable of parameter select to make thermal effectiveness good, and product tissue is more uniform and stable.
Detailed description of the invention
Embodiment
1
A kind of high security mining high intensity ventilation blower, the main body frame of described ventilation blower uses the nonarcing Cast aluminium alloy gold that rubs to make, and the component of described friction nonarcing Cast aluminium alloy gold is by weight percentage: Cu:5.123%, Zn:4. 8%, Cr:0.61%, Ti:0.3%, Mn:0.62%, Co:0.03%, RE:0.29%, Zr:0.09%, Pb:0.096%, surplus is Al and inevitable impurity.
Wherein, below ventilation blower surface to the surface that this Cast aluminium alloy gold is made in cross section in the range of 1mm, CuAl2The percent by volume of hardening constituent is 6.2%, Al3The percent by volume of Ti phase is 0.6%, in the cross section that the most each 0.5mm in the center of whole sheet material is formed, and CuAl2The percent by volume of hardening constituent is 3.95%, Al3The percent by volume of Ti phase is 1.15%, described cross section is all the cross section that the direction with board material vertical is formed, in the cross section of described Cast aluminium alloy gold, RE-Al mean particle size is 0.092 μm, and the number in the cross section that in cross section in the range of 1mm, 0.5mm the most each with the center of whole sheet material is formed below this ventilation blower surface to surface to differ 8.8%(center number many).
The tensile strength recording described ventilation blower framework sheet material is 216MPa, elongation percentage: 4.8%, hardness HB:68, and by 900 frictions and the test that strikes spark, without once producing spark.
Embodiment
2
A kind of high security mining high intensity ventilation blower, the main body frame of described ventilation blower uses the nonarcing Cast aluminium alloy gold that rubs to make, and the component of described friction nonarcing Cast aluminium alloy gold is by weight percentage: Cu:3.3%, Zn:4.2 ~ 5.8%, Cr:0.58%, Ti:0.29%, Mn:0.8%, Co:0.038%, RE:0.6%, Zr:0.11%, Pb:0.12%, surplus is Al and inevitable impurity；Wherein, below ventilation blower surface to the surface that this Cast aluminium alloy gold is made in cross section in the range of 1mm, CuAl2The percent by volume of hardening constituent is 5.9%, Al3The percent by volume of Ti phase is 0.55%, in the cross section that the most each 0.5mm in the center of whole sheet material is formed, and CuAl2The percent by volume of hardening constituent is 4.1%, Al3The percent by volume of Ti phase is 0.9%, and described cross section is all the cross section that the direction with board material vertical is formed.The tensile strength recording described ventilation blower framework sheet material is 192MPa, elongation percentage: 4.9%, hardness HB:69, and by 900 frictions and the test that strikes spark, without once producing spark.
Embodiment
3
The preparation method of the high security mining high intensity ventilation blower of embodiment 1 comprises the steps:
(1) melting, uses conventional vacuum magnetic induction stove component each to embodiment 1 or 2 to carry out mixed smelting, in addition to Al, other components all use the mode of intermediate alloy to add.
(2) casting, becomes the main body frame of high security mining high intensity ventilation blower by the melt hot investment casting that step (1) obtains.
(3) quenching: heating in the semi-finished product that step (2) obtains are inserted resistance furnace, heating-up temperature is 610 DEG C, is incubated 29min, and then jet hardening is to room temperature.
(4) freezing processing: the semi-finished product after quenching are injected in cryogenic system and cools to-96 DEG C, return to room temperature after keeping 16min；
(5) isothermal holding: the semi-finished product after freezing processing are inserted in tempering furnace, being heated to 162 DEG C, keep 32min, air cooling is to room temperature, obtain the main body frame of this high security mining high intensity ventilation blower, then carry out assembling with miscellaneous part and i.e. obtain high security mining high intensity ventilation blower.
Claims (3)
1. a high security mining high intensity ventilation blower, it is characterised in that the main body frame of described ventilation blower uses the nonarcing Cast aluminium alloy gold that rubs to make, the component content by weight percentage of described friction nonarcing Cast aluminium alloy gold is calculated as: Cu:2.8 ~ 6.63%, Zn:4.2 ~ 5.8%, Cr:0.2 ~ 0.8%, Ti:0.2 ~ 0.4%, Mn:0.5 ~ 0.9%, Co:0.02 ~ 0.05%, RE:0.2 ~ 0.8%, Zr:0.08 ~ 0.12%, Pb:0.08 ~ 0.16%, surplus is Al and inevitable impurity；
Wherein, below ventilation blower surface to the surface that this Cast aluminium alloy gold is made in cross section in the range of 1mm, CuAl2The percent by volume of hardening constituent is 4.3 ~ 6.2%, Al3The percent by volume of Ti phase is 0.2 ~ 0.8%, in the cross section that the most each 0.5mm in the center of whole sheet material is formed, and CuAl2The percent by volume of hardening constituent is 3.2 ~ 5.6%, Al3The percent by volume of Ti phase is 0.6 ~ 1.6%, and described cross section is all the cross section that the direction with board material vertical is formed；
In the cross section of described Cast aluminium alloy gold, RE-Al mean particle size is 0.08 ~ 0.11 μm, and the number in the cross section that in cross section in the range of 1mm, 0.5mm the most each with the center of whole sheet material is formed below this ventilation blower surface to surface differ and is less than 10%.
2. the preparation method of the high security mining high intensity ventilation blower described in claim 1, it is characterised in that comprise the steps:
(1) melting, uses conventional vacuum magnetic induction stove component each to claim 1 to carry out mixed smelting；
(2) casting, becomes the main body frame of high security mining high intensity ventilation blower by the melt hot investment casting that step (1) obtains；
(3) quenching: heating in the semi-finished product that step (2) obtains are inserted resistance furnace, heating-up temperature is 580 ~ 620 DEG C, is incubated 20 ~ 35min, and then jet hardening is to room temperature；
(4) freezing processing: the semi-finished product after quenching are injected in cryogenic system and cools to-80 ~-120 DEG C, return to room temperature after keeping 10 ~ 20min；
(5) isothermal holding: the semi-finished product after freezing processing are inserted in tempering furnace, it is heated to 120 ~ 180 DEG C, keep 20 ~ 45min, air cooling is to room temperature, obtain the main body frame of this high security mining high intensity ventilation blower, then carry out assembling with miscellaneous part and i.e. obtain high security mining high intensity ventilation blower.
The preparation method of high security the most according to claim 2 is mining high intensity ventilation blower, it is characterised in that in described melting step, in addition to Al, other components all use the mode of intermediate alloy to add.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510249634.5A CN104805341B (en) | 2015-05-16 | 2015-05-16 | A kind of high security mining high intensity ventilation blower |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510249634.5A CN104805341B (en) | 2015-05-16 | 2015-05-16 | A kind of high security mining high intensity ventilation blower |
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| Publication Number | Publication Date |
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| CN104805341A CN104805341A (en) | 2015-07-29 |
| CN104805341B true CN104805341B (en) | 2016-11-30 |
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| CN201510249634.5A Expired - Fee Related CN104805341B (en) | 2015-05-16 | 2015-05-16 | A kind of high security mining high intensity ventilation blower |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105349850B (en) * | 2015-11-07 | 2017-10-31 | 国电联合动力技术有限公司 | Blade of wind-driven generator |
| CN107619971B (en) * | 2017-11-03 | 2019-01-15 | 东北大学 | A kind of Al base immiscible alloy and preparation method thereof with needle-shaped reinforced phase |
| CN115558826A (en) * | 2022-10-20 | 2023-01-03 | 吕梁学院 | High-strength high-conductivity aluminum alloy material containing rare earth elements |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101285141A (en) * | 2008-05-30 | 2008-10-15 | 山西省运城安瑞节能风机有限公司 | Cast aluminum alloy material for mine-used parts |
| CN101713038A (en) * | 2009-12-11 | 2010-05-26 | 山西省运城安瑞节能风机有限公司 | Friction no-spark aluminium casting alloy for mine fanparts |
| CN102978472A (en) * | 2012-11-09 | 2013-03-20 | 安徽欣意电缆有限公司 | Al-Fe-Bi-RE aluminum alloy, and preparation method and power cable thereof |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101285141A (en) * | 2008-05-30 | 2008-10-15 | 山西省运城安瑞节能风机有限公司 | Cast aluminum alloy material for mine-used parts |
| CN101713038A (en) * | 2009-12-11 | 2010-05-26 | 山西省运城安瑞节能风机有限公司 | Friction no-spark aluminium casting alloy for mine fanparts |
| CN102978472A (en) * | 2012-11-09 | 2013-03-20 | 安徽欣意电缆有限公司 | Al-Fe-Bi-RE aluminum alloy, and preparation method and power cable thereof |
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| CN104805341A (en) | 2015-07-29 |
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Effective date of registration: 20161013 Address after: 266000 Licang, Qingdao, No. nine East water road, No. 320, No. Applicant after: Gu Yukui Address before: 102218 Beijing city Changping District East Town Longde Zijin 5-1018 Applicant before: Li Bai |
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Effective date of registration: 20170511 Address after: 102609, Beijing, Daxing District North Zang village north village 200 meters South Village Patentee after: Air Research (Beijing) ventilation equipment Co., Ltd. Address before: 266000 Licang, Qingdao, No. nine East water road, No. 320, No. Patentee before: Gu Yukui |
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Effective date of registration: 20190627 Address after: 102442 2nd Floor 201, 8th Building, No. 5 Yuehe North Road, Fangshan District, Beijing Patentee after: Beijing Zhongjin Kaiyuan Science and Technology Development Co., Ltd. Address before: 102609 200 meters south of Beizang Village Committee, Beizang Village Town, Daxing District, Beijing Patentee before: Air Research (Beijing) ventilation equipment Co., Ltd. |
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