CN106637000A - Heat treatment process of vibration absorber inner core - Google Patents

Heat treatment process of vibration absorber inner core Download PDF

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Publication number
CN106637000A
CN106637000A CN201611169400.0A CN201611169400A CN106637000A CN 106637000 A CN106637000 A CN 106637000A CN 201611169400 A CN201611169400 A CN 201611169400A CN 106637000 A CN106637000 A CN 106637000A
Authority
CN
China
Prior art keywords
core
damper
vibration absorber
heating
heat treatment
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
CN201611169400.0A
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Chinese (zh)
Inventor
魏忠
施欣星
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.)
Hao Xin Auto Parts Manufacturing Co Ltd Wuxi
Original Assignee
Hao Xin Auto Parts Manufacturing Co Ltd Wuxi
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 Hao Xin Auto Parts Manufacturing Co Ltd Wuxi filed Critical Hao Xin Auto Parts Manufacturing Co Ltd Wuxi
Priority to CN201611169400.0A priority Critical patent/CN106637000A/en
Publication of CN106637000A publication Critical patent/CN106637000A/en
Pending legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0068Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22FCHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/04Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon

Abstract

The invention discloses a heat treatment process of a vibration absorber inner core. The heat treatment process comprises the vibration absorber inner core and the vibration absorber inner core is made of an aluminum alloy material; the heat treatment process comprises the following steps: a, heating: heating the vibration absorber inner core to be 165 DEG C to 175 DEG C, wherein the heating time is 1h to 2h; b, preserving heat: after finishing heating, carrying out heat preservation, wherein the heat preservation time is 4h to 6h; c, cooling with air: after finishing the heat preservation, naturally cooling to room temperature in the air. By adopting the heat treatment process of the vibration absorber inner core, the strength and rigidity of the vibration absorber inner core can be effectively improved; compared with a traditional pre-pressing process, the size precision of the vibration absorber inner core is not influenced; the vibration absorber inner core treated by the heat treatment process has more excellent strength and rigidity performances.

Description

A kind of Technology for Heating Processing of damper inner core
Technical field
The present invention relates to a kind of Technology for Heating Processing, more particularly to a kind of Technology for Heating Processing of damper inner core.
Background technology
With growth in the living standard, automobile has gradually replaced motorcycle, becomes the main means of transport of people's long journey.Subtract Shake device is one of vitals of automobile, and it is used to alleviate the impact that road surface is brought, and can rapidly absorb the shake produced when jolting It is dynamic, make vehicle return to normally travel state.At present, along with the development trend of automotive light weight technology, each auto parts and components just by Step replaces ironware by light-alloy.Existing damper inner core mainly made using Al-Si-Mg systems alloys, and it is to intensity, hardness Performance requirement is higher, in order to the buckling for meeting damper inner core requires that existing producer mainly adopts pre-pressing process, however, precompressed Technique needs more strict condition, and during precompressed, when damper inner core stress is less, in elastic deformation stage, to subtracting The impact of shake device inner core is less, and damper inner core is difficult to meet buckling requirement, and when the power applied to damper inner core is sufficiently large When, reach plastic deformation and just can guarantee that the size of damper inner core is more stable, but correspondingly, unidirectional change in size also can be made Into the change of the size in two other direction, the dimensional accuracy of damper inner core is affected, thus, urgent need probes into a kind of new process Technique is so that damper inner core meets buckling requirement.
The content of the invention
It is an object of the invention to provide a kind of Technology for Heating Processing of damper inner core, to solve using existing pre-pressing process Damper inner core, applying power hour are processed, the damper inner core after process is difficult to meet buckling requirement, when applying power is larger, easily Affect the problem of the dimensional accuracy of damper inner core.
The purpose of the present invention is to be achieved through the following technical solutions:
A kind of Technology for Heating Processing of damper inner core, including damper inner core, the damper inner core is by aluminum alloy materials Make, comprise the following steps:
A, heating:Damper inner core is heated to into 165~175 DEG C, the heat time is 1~2h;
B, insulation:After the completion of heating, it is incubated, temperature retention time is 4~6h;
C, air cooling:After insulation terminates, room temperature is naturally cooled in atmosphere.
As a preferred embodiment of the present invention, damper inner core is heated to the firing rate of 1.5~2.0 DEG C/min 165~175 DEG C.
As a preferred embodiment of the present invention, damper inner core is heated to into 170 DEG C in step a, the heat time For 1.5h.
Used as a preferred embodiment of the present invention, temperature retention time is 5h in step b.
Below buckling test is carried out from 10 groups of damper inner cores for not doing any process, its test structure such as following table institute Show:
Sequence number Pressure variable amount (mm)
1 0.4597
2 0.4256
3 0.4312
4 0.4472
5 0.4327
6 0.4515
7 0.4359
8 0.4418
9 0.4297
10 0.4387
10 groups of damper inner cores are selected below, carry out carrying out buckling test, its test result such as following table after precompressed process again It is shown:
Sequence number Pressure variable amount (mm)
1 0.1656
2 0.1449
3 0.1531
4 0.1359
5 0.1464
6 0.1711
7 0.1420
8 0.1564
9 0.1505
10 0.1658
10 groups of damper inner cores are selected below, and after being processed using the Technology for Heating Processing of the present invention buckling survey is carried out again Examination, its test result is as shown in the table:
From above-mentioned test structure, the damper inner core after being processed using the present invention, its pressure variable amount within 0.1mm, With more preferable intensity and hardness.
Beneficial effects of the present invention are:A kind of Technology for Heating Processing of damper inner core can be effectively improved in damper The intensity and hardness of core, compared to traditional pre-pressing process, it does not interfere with the dimensional accuracy of damper inner core, and using the present invention The damper inner core of process, its intensity, hardness performance are more excellent.
Specific embodiment
Technical scheme is further illustrated below by specific embodiment.
Embodiment 1
In the present embodiment, a kind of Technology for Heating Processing of damper inner core, including damper inner core, the damper inner core It is made up of aluminum alloy materials, is comprised the following steps:
A, heating:Damper inner core is heated to into 165 DEG C, the heat time is 1h;
B, insulation:After the completion of heating, it is incubated, temperature retention time is 6h;
C, air cooling:After insulation terminates, room temperature is naturally cooled in atmosphere.
Using the damper inner core after above-mentioned PROCESS FOR TREATMENT, with preferable intensity and hardness.
Embodiment 2
In the present embodiment, in the present embodiment, a kind of Technology for Heating Processing of damper inner core, including damper inner core, The damper inner core is made up of aluminum alloy materials, comprises the following steps:
A, heating:Damper inner core is heated to into 175 DEG C, the heat time is 2h;
B, insulation:After the completion of heating, it is incubated, temperature retention time is 4h;
C, air cooling:After insulation terminates, room temperature is naturally cooled in atmosphere.
Using the damper inner core after above-mentioned PROCESS FOR TREATMENT, with preferable intensity and hardness.
Embodiment 3
In this enforcement, in the present embodiment, a kind of Technology for Heating Processing of damper inner core, including damper inner core, institute State damper inner core to be made up of aluminum alloy materials, comprise the following steps:
A, heating:Damper inner core is heated to into 170 DEG C with the firing rate of 1.5~2.0 DEG C/min, the heat time is 1.5h;
B, insulation:After the completion of heating, it is incubated, temperature retention time is 5h;
C, air cooling:After insulation terminates, room temperature is naturally cooled in atmosphere.
Using the damper inner core after above-mentioned PROCESS FOR TREATMENT, its intensity and hardness optimal are the sides of being preferable to carry out of the present invention Formula.
Above example simply elaborates the general principle and characteristic of the present invention, and the present invention is not limited by above-described embodiment, Without departing from the spirit and scope of the present invention, the present invention also has various change and change, and these changes and change all fall Enter in scope of the claimed invention.The claimed scope of the invention is defined by the following claims.

Claims (4)

1. a kind of Technology for Heating Processing of damper inner core, including damper inner core, the damper inner core is by aluminum alloy materials system Into, it is characterised in that:Comprise the following steps:
A, heating:Damper inner core is heated to into 165~175 DEG C, the heat time is 1~2h;
B, insulation:After the completion of heating, it is incubated, temperature retention time is 4~6h;
C, air cooling:After insulation terminates, room temperature is naturally cooled in atmosphere.
2. the Technology for Heating Processing of a kind of damper inner core according to claim 1, it is characterised in that:With 1.5~2.0 DEG C/ Damper inner core is heated to 165~175 DEG C by the firing rate of min.
3. the Technology for Heating Processing of a kind of damper inner core according to claim 1, it is characterised in that:Will in step a Damper inner core is heated to 170 DEG C, and the heat time is 1.5h.
4. the Technology for Heating Processing of a kind of damper inner core according to claim 1, it is characterised in that:Protect in step b The warm time is 5h.
CN201611169400.0A 2016-12-16 2016-12-16 Heat treatment process of vibration absorber inner core Pending CN106637000A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611169400.0A CN106637000A (en) 2016-12-16 2016-12-16 Heat treatment process of vibration absorber inner core

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611169400.0A CN106637000A (en) 2016-12-16 2016-12-16 Heat treatment process of vibration absorber inner core

Publications (1)

Publication Number Publication Date
CN106637000A true CN106637000A (en) 2017-05-10

Family

ID=58822957

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611169400.0A Pending CN106637000A (en) 2016-12-16 2016-12-16 Heat treatment process of vibration absorber inner core

Country Status (1)

Country Link
CN (1) CN106637000A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007051162A2 (en) * 2005-10-28 2007-05-03 Alcoa Inc. A HIGH CRASHWORTHINESS AL-SI-Mg ALLOY AND METHODS FOR PRODUCING AUTOMOTIVE CASTING
CN101948974A (en) * 2009-03-03 2011-01-19 现代摩比斯株式会社 Al-Si-Mg line aluminium alloy and production technique thereof that workability is strong
CN102146542A (en) * 2011-03-26 2011-08-10 河南理工大学 High-strength and high-toughness cast Al-Si-Mg alloy
CN102528390A (en) * 2011-12-23 2012-07-04 南充市长远铝业有限公司 Aluminum tube for motorcycle shock absorber
CN103695821A (en) * 2014-01-06 2014-04-02 山东建筑大学 Heat treatment process for casting Al-Si-Mg alloy
CN104114726A (en) * 2012-02-16 2014-10-22 株式会社神户制钢所 Aluminum alloy sheet with excellent baking-paint curability
CN104152758A (en) * 2014-08-12 2014-11-19 山东裕航特种合金装备有限公司 Production process of high-strength aluminum alloy hollow profile for automobile shock absorber

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007051162A2 (en) * 2005-10-28 2007-05-03 Alcoa Inc. A HIGH CRASHWORTHINESS AL-SI-Mg ALLOY AND METHODS FOR PRODUCING AUTOMOTIVE CASTING
CN101948974A (en) * 2009-03-03 2011-01-19 现代摩比斯株式会社 Al-Si-Mg line aluminium alloy and production technique thereof that workability is strong
CN102146542A (en) * 2011-03-26 2011-08-10 河南理工大学 High-strength and high-toughness cast Al-Si-Mg alloy
CN102528390A (en) * 2011-12-23 2012-07-04 南充市长远铝业有限公司 Aluminum tube for motorcycle shock absorber
CN104114726A (en) * 2012-02-16 2014-10-22 株式会社神户制钢所 Aluminum alloy sheet with excellent baking-paint curability
CN103695821A (en) * 2014-01-06 2014-04-02 山东建筑大学 Heat treatment process for casting Al-Si-Mg alloy
CN104152758A (en) * 2014-08-12 2014-11-19 山东裕航特种合金装备有限公司 Production process of high-strength aluminum alloy hollow profile for automobile shock absorber

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Application publication date: 20170510