CN1743485A - Aluminium alloy screw and its manufacturing method - Google Patents
Aluminium alloy screw and its manufacturing method Download PDFInfo
- Publication number
- CN1743485A CN1743485A CN 200510094441 CN200510094441A CN1743485A CN 1743485 A CN1743485 A CN 1743485A CN 200510094441 CN200510094441 CN 200510094441 CN 200510094441 A CN200510094441 A CN 200510094441A CN 1743485 A CN1743485 A CN 1743485A
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- China
- Prior art keywords
- aluminium alloy
- screw
- quenching
- preparation
- bars
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- 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.)
- Granted
Links
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 61
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000010791 quenching Methods 0.000 claims abstract description 21
- 230000000171 quenching effect Effects 0.000 claims abstract description 21
- 238000002360 preparation method Methods 0.000 claims abstract description 18
- 238000003723 Smelting Methods 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 12
- 238000009413 insulation Methods 0.000 claims abstract description 6
- 239000002994 raw material Substances 0.000 claims abstract description 4
- 238000001125 extrusion Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 15
- 238000002844 melting Methods 0.000 claims description 10
- 230000008018 melting Effects 0.000 claims description 10
- 238000002791 soaking Methods 0.000 claims description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000004615 ingredient Substances 0.000 claims description 3
- 229910052749 magnesium Inorganic materials 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 239000000203 mixture Substances 0.000 abstract description 2
- 230000032683 aging Effects 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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- Extrusion Of Metal (AREA)
Abstract
This invention relates to an Al alloy screw and its preparation method. The weight proportion of the raw materials is: Al 88.9-91.7, Mg 2.0-3.0, Zn 5.1-6.1, Cu 1.2-2.0. The preparation method includes: smelting raw materials in a smelting-furnace in ratio, controlling the temperature of the Al alloy melt liquor in 700-720deg.C then to draw it to a rod, 2, putting it in a heating furnace for heating at 450~475deg.C for 8-12h to uniform the composition, then to be put on a squeezing press to be squeezed to formation under 320-450deg.C 3, putting the semi-product got in step 2 in an ageing quenching furnace to be quenched under 138 minus or plus 5deg.C, heat insulation time 16 minus or plus 2h to get Al alloy screws.
Description
Technical field:
The present invention relates to a kind of screw.Especially relate to aluminium alloy screw of a kind of aluminum alloy materials making and preparation method thereof.Fastening piece is made in the aluminum alloy surface processing that is mainly used in the building doors and windows industry, belongs to the metal connecting piece technical field.
Background technology:
Screw is the heavy connection of building doors and windows industry, and before the present invention made, traditional screw that is used for the door and window industry was the steel screw.The steel screw is not acidproof, and plasticity is poor, consumes greatly the cost height.
Summary of the invention:
The objective of the invention is to overcome above-mentioned deficiency, a kind of acidproof, plasticity good, cost is low aluminium alloy screw and preparation method thereof is provided.
The object of the present invention is achieved like this: a kind of aluminium alloy screw, and major ingredient is an aluminium in the alloy, aluminium alloy composition raw material is formed weight part and is: Al 88.9～91.7, Mg 2.0～3.0, Zn 5.1～6.1, Cu1.2～2.0.
Fine aluminium plasticity is good, but hardness is low, and acid-resistant corrosion is poor, and the present invention zincification and magnesium in the aluminium material can form strengthening phase, improve hardness, plasticity and the corrosion resistance nature of screw; Add hardness and stretching force that copper can strengthen screw.So aluminium alloy screw hardness height of the present invention, plasticity is good, and stretching force is strong, and the acid-resistant anti-corrosion performance is good, and cost is low.
Aluminium alloy screw of the present invention, its preparation method comprise following processing step:
Rapid one, preparation aluminium alloy bars places melting in the smelting furnace with Al, Mg, Zn and Cu by weight, and the aluminium alloy melting temperature is controlled at 700～720 ℃ in the smelting furnace, and the smelting furnace surface adds insulating covering agent, is drawn into aluminium alloy bars then;
Step 2, preparation aluminium alloy screw work in-process place the insulation of process furnace internal heating with aluminium alloy bars, make the aluminium alloy bars uniform ingredientsization, heating and temperature control is at 450～475 ℃, soaking time 8～12 hours, then above-mentioned aluminium alloy bars is placed extrusion molding on the extrusion machine, extrusion temperature: 320～450 ℃;
Step 3, timeliness quenching get the aluminium alloy screw work in-process with step 2 and place timeliness quenching in the timeliness quenching furnance, 138 ± 5 ℃ of quenching temperatures, and soaking time 16 ± 2 hours gets the aluminium alloy screw finished product.
Aluminium alloy screw of the present invention, its preparation method is simple, and is convenient, practicality.
Embodiment:
Embodiment 1:
Step 1, preparation aluminium alloy bars place melting in the smelting furnace with Al90.7, Mg2.0, Zn6.1 and Cu1.2 by weight, and the aluminium alloy melting temperature is controlled at 700 ℃ in the smelting furnace, and the smelting furnace surface adds insulating covering agent, is drawn into aluminium alloy bars then;
Step 2, preparation aluminium alloy screw work in-process place the insulation of process furnace internal heating with aluminium alloy bars, make the aluminium alloy bars uniform ingredientsization, heating and temperature control is at 450 ℃, soaking time 12 hours, then above-mentioned aluminium alloy bars is placed extrusion molding on the extrusion machine, extrusion temperature: 320 ℃;
Step 3, timeliness quenching get the aluminium alloy screw work in-process with step 2 and place timeliness quenching in the timeliness quenching furnance, 138 ℃ of quenching temperatures, and soaking time 16 hours gets the aluminium alloy screw finished product.
Embodiment 2:
Step 1, preparation aluminium alloy bars place melting in the smelting furnace with Al88.9, Mg3.0, Zn5.1 and Cu2.0 by weight, and the aluminium alloy melting temperature is controlled at 710 ℃ in the smelting furnace, and the smelting furnace surface adds insulating covering agent, is drawn into aluminium alloy bars then;
Step 2, preparation aluminium alloy screw work in-process place the insulation of process furnace internal heating with aluminium alloy bars, make the aluminium alloy bars uniform ingredientsization, heating and temperature control is at 475 ℃, soaking time 8 hours, then above-mentioned aluminium alloy bars is placed extrusion molding on the extrusion machine, extrusion temperature: 450 ℃;
Step 3, timeliness quenching get the aluminium alloy screw work in-process with step 2 and place timeliness quenching in the timeliness quenching furnance, 143 ℃ of quenching temperatures, and soaking time 14 hours gets the aluminium alloy screw finished product.
Embodiment 3:
Step 1, preparation aluminium alloy bars place melting in the smelting furnace with Al91.7, Mg2.5, Zn5.5, Cu1.5 by weight, and the aluminium alloy melting temperature is controlled at 720 ℃ in the smelting furnace, and the smelting furnace surface adds insulating covering agent, is drawn into aluminium alloy bars then;
Step 2, preparation aluminium alloy screw work in-process place the insulation of process furnace internal heating with aluminium alloy bars, make the aluminium alloy bars uniform ingredientsization, heating and temperature control is at 460 ℃, soaking time 10 hours, then above-mentioned aluminium alloy bars is placed extrusion molding on the extrusion machine, extrusion temperature: 400 ℃;
Step 3, timeliness quenching get the aluminium alloy screw work in-process with step 2 and place timeliness quenching in the timeliness quenching furnance, 133 ℃ of quenching temperatures, and soaking time 18 hours gets the aluminium alloy screw finished product.
Claims (2)
1, a kind of aluminium alloy screw is characterized in that: major ingredient is an aluminium in the alloy, and the raw material of alloy ingredient is formed weight part and is: Al 88.9～91.7, Mg 2.0～3.0, Zn 5.1～6.1, Cu 1.2～2.0.
2, a kind of aluminium alloy screw according to claim 1, it is characterized in that: its preparation method comprises following processing step:
Step 1, preparation aluminium alloy bars place melting in the smelting furnace with Al, Mg, Zn and Cu by weight, and the aluminium alloy melting temperature is controlled at 700～720 ℃ in the smelting furnace, and the furnace surface adds insulating covering agent, is drawn into aluminium alloy bars then;
Step 2, preparation aluminium alloy screw work in-process place the insulation of process furnace internal heating with aluminium alloy bars, make the aluminium alloy bars uniform ingredientsization, heating and temperature control is at 450～475 ℃, soaking time 8～12 hours, then above-mentioned aluminium alloy bars is placed extrusion molding on the extrusion machine, extrusion temperature: 320～450 ℃;
Step 3, timeliness quenching get the aluminium alloy screw work in-process with step 2 and place timeliness quenching in the timeliness quenching furnance, 138 ± 5 ℃ of quenching temperatures, and soaking time 16 ± 2 hours gets the aluminium alloy screw finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100944413A CN1303237C (en) | 2005-09-19 | 2005-09-19 | Aluminium alloy screw and its manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100944413A CN1303237C (en) | 2005-09-19 | 2005-09-19 | Aluminium alloy screw and its manufacturing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1743485A true CN1743485A (en) | 2006-03-08 |
| CN1303237C CN1303237C (en) | 2007-03-07 |
Family
ID=36139006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100944413A Expired - Fee Related CN1303237C (en) | 2005-09-19 | 2005-09-19 | Aluminium alloy screw and its manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1303237C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103313810A (en) * | 2010-11-10 | 2013-09-18 | 株式会社托普拉 | Manufacturing method of aluminum-based alloy fastener and aluminum-based alloy fastener |
| CN103313810B (en) * | 2010-11-10 | 2016-11-30 | 株式会社托普拉 | Method for manufacturing fastener made of aluminum-based alloy and fastener made of aluminum-based alloy |
| CN110421318A (en) * | 2019-07-24 | 2019-11-08 | 王丽 | A kind of aero titanium alloy high locked bolts processing technology |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2482982A1 (en) * | 1980-05-23 | 1981-11-27 | Fraimant Jean Jacques | Aluminium alloy bolts, nuts and similar parts used for assemblies - where specific compsn. and heat treatment provides high corrosion resistance when parts are subjected to tensile stress |
| US6315842B1 (en) * | 1997-07-21 | 2001-11-13 | Pechiney Rhenalu | Thick alznmgcu alloy products with improved properties |
| IL156386A0 (en) * | 2000-12-21 | 2004-01-04 | Alcoa Inc | Aluminum alloy products and artificial aging method |
| RU2215808C2 (en) * | 2001-12-21 | 2003-11-10 | Региональный общественный фонд содействия защите интеллектуальной собственности | Aluminum-base alloy and article made of thereof |
| US7060139B2 (en) * | 2002-11-08 | 2006-06-13 | Ues, Inc. | High strength aluminum alloy composition |
| US20050034794A1 (en) * | 2003-04-10 | 2005-02-17 | Rinze Benedictus | High strength Al-Zn alloy and method for producing such an alloy product |
-
2005
- 2005-09-19 CN CNB2005100944413A patent/CN1303237C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103313810A (en) * | 2010-11-10 | 2013-09-18 | 株式会社托普拉 | Manufacturing method of aluminum-based alloy fastener and aluminum-based alloy fastener |
| CN103313810B (en) * | 2010-11-10 | 2016-11-30 | 株式会社托普拉 | Method for manufacturing fastener made of aluminum-based alloy and fastener made of aluminum-based alloy |
| CN110421318A (en) * | 2019-07-24 | 2019-11-08 | 王丽 | A kind of aero titanium alloy high locked bolts processing technology |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1303237C (en) | 2007-03-07 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangyin Zhongyu Technology Development Co., Ltd. Assignor: Chen Jizhong Contract fulfillment period: 2009.5.16 to 2014.5.15 contract change Contract record no.: 2009990000599 Denomination of invention: Aluminium alloy screw and its manufacturing method Granted publication date: 20070307 License type: Exclusive license Record date: 2009.6.3 |
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| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.5.16 TO 2014.5.15; CHANGE OF CONTRACT Name of requester: JIANGYIN XINYU DECORATION MATERIALS CO., LTD. Effective date: 20090603 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070307 Termination date: 20140919 |
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| EXPY | Termination of patent right or utility model |