CN209081958U - A kind of continous way solid-solution and aging heat treatment production equipment - Google Patents

A kind of continous way solid-solution and aging heat treatment production equipment Download PDF

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Publication number
CN209081958U
CN209081958U CN201821784455.7U CN201821784455U CN209081958U CN 209081958 U CN209081958 U CN 209081958U CN 201821784455 U CN201821784455 U CN 201821784455U CN 209081958 U CN209081958 U CN 209081958U
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China
Prior art keywords
solution
heat treatment
production equipment
solid
greenhouse
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Expired - Fee Related
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CN201821784455.7U
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Chinese (zh)
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杨景峰
汪海斌
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SHANGHAI YI BAI INDUSTRIAL FURNACES Co Ltd
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SHANGHAI YI BAI INDUSTRIAL FURNACES Co Ltd
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Abstract

The utility model relates to a kind of continous way solid-solution and aging heat treatment production equipments, including the solid smelting furnace (1) set gradually, quenching tank (5) and aging furnace (2), workpiece shifts in production equipment, successively carry out solution heat treatment, quenching and ageing treatment, the production equipment further includes equal greenhouse (3), the equal greenhouse (3) is arranged in solid smelting furnace (1) end, above quenching tank (5), it is equipped in the equal greenhouse (3) for making equal greenhouse (3) internal temperature and solid smelting furnace (1) identical temperature control equipment, preparation of the equal greenhouse (3) for workpiece before wherein being quenched.Compared with prior art, the utility model is equipped with equal greenhouse, can prevent workpiece transfer in the process since temperature decline causes solid solution that decomposed occurs, to avoid reducing ageing strengthening effect.

Description

A kind of continous way solid-solution and aging heat treatment production equipment
Technical field
The utility model relates to a kind of heat treating facilities, raw more particularly, to a kind of continous way solid-solution and aging heat treatment Produce equipment.
Background technique
The purpose of aluminium alloy castings heat treatment is to improve mechanical property and corrosion resistance, and stable dimensions improve cutting and add The processing performances such as work and welding.Quenching is aluminium alloy castings to be heated to higher temperature (generally to melt close to eutectiferous Point, mostly at 500 DEG C or more), 2h or more is kept the temperature, dissolves the solvable phase in alloy sufficiently.Then, it rapidly quenches into 60-100 DEG C In water, make casting chilling, so that reinforcing constituent element is dissolved and is fixed to greatest extent in the alloy and be saved in room temperature.This process It is called quenching, also cries solution treatment or cold treatment.
Ageing treatment, also known as lonneal are the aluminium alloy castings by quenching to be heated to some temperature, and heat preservation is certain Time comes out of the stove air-cooled until room temperature, makes oversaturated Solid solution decomposition, allows the technical process of alloy substrate tissue stabilization.
Alloy, with the rising of temperature and the extension of time, about passes through supersaturated solid solution dot matrix in ageing process Interior atom reconfigures, and generates solute atoms enrichment region (referred to as Ith area G-P) and Ith area G-P disappears, the second phase atom is by certain Regular segregation simultaneously generates IIth area G-P, generates the second phase (transitional face) of meta-stable, a large amount of IIth area G-P and a small amount of Asia later Stable phase combines and metastable phase is changed into stable phase, Second Phase Particles assemble several stages.
Ageing treatment is divided into natrual ageing and artificial aging two major classes again.Natrual ageing refer to ageing strengthening at room temperature into Capable timeliness.Artificial aging is divided into incomplete artificial aging, complete artificial aging, 3 kinds of overaging again.
1) casting: being heated to 150-170 DEG C, keep the temperature 3-5h by incomplete artificial aging, to obtain preferable tensile strength, good Good plasticity and toughness, but the lower heat treatment process of corrosion stability;2) casting: being heated to 175-185 DEG C by complete artificial aging, 5-24h is kept the temperature, to obtain enough tensile strength (i.e. highest hardness) but the lower heat treatment process of elongation percentage;3) out-of-date Casting: being heated to 190-230 DEG C, keep the temperature 4-9h, decline intensity by effect, and plasticity increases, preferable anti-to obtain The technique of stress, resistance to corrosion also referred to as stabilizes tempering.
T6 solution treatment (quenching) adds full artificial aging, and for obtaining highest intensity, but plasticity and corrosion stability are It reduces.It carries out in higher temperature and in the long period.Suitable for requiring the part of high load capacity, about 175-185 DEG C of aging temp, protect Warm time 5h or more.
There is a technical problem in the T6 heat treatment production process of Al alloy parts, that is, will be into the workpiece of quenching The quick transfer of row, it is desirable that need to complete in a very short period of time in whole process, to avoid its part or even entirety before quenching Temperature decline.Workpiece interval of quenching tank from coming out of the stove to entering is known as quenching shift time, during workpiece transfer, workpiece temperature Degree decline causes solid solution that decomposed occurs, and coarse loose phase is precipitated, and generates microstructure segregation, to reduce ageing strengthening effect Fruit.
Utility model content
The purpose of this utility model is exactly to overcome the problems of the above-mentioned prior art and to provide a kind of continous way solid Molten aging strengthening model production equipment.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of continous way solid-solution and aging heat treatment production equipment, including solid smelting furnace, quenching tank and the aging furnace set gradually, Workpiece shifts in production equipment, successively carries out solution heat treatment, quenching and ageing treatment,
The production equipment further includes equal greenhouse, and the equal greenhouse is arranged above solid smelting furnace end, quenching tank, institute It is equipped in the samming room stated for making equal inside greenhouse temperature temperature control equipment identical with solid smelting furnace, equal greenhouse exists for workpiece Preparation before wherein being quenched.
The equal top of greenhouse has the first elevating mechanism, for putting the workpiece in quenching tank.
The quenching tank is mobile quenching tank, and quenching tank is equipped between quenching tank and aging furnace and translates channel.
The quenching trench bottom is equipped with idler wheel.
The aging furnace front end is equipped with the second elevating mechanism and is prepared to enter into aging furnace for slinging workpiece.
Movable isolating door is respectively provided between the equal greenhouse and quenching tank and solid smelting furnace.
The production equipment is the T6 heat treating facilities of Al alloy parts.
Compared with prior art, the utility model has the advantage that
(1) it is equipped in samming room for making equal inside greenhouse temperature temperature control equipment identical with solid smelting furnace, for workpiece Preparation before wherein being quenched prevents from dividing during workpiece transfer since temperature decline causes solid solution that part occurs Solution, to avoid reducing ageing strengthening effect.
(2) top of greenhouse has the first elevating mechanism, for putting the workpiece in quenching tank, when further shortening workpiece transfer Between.
(3) quenching tank is mobile quenching tank, and quenching tank is equipped between quenching tank and aging furnace and translates channel, can be on one side Quenching is shifted on one side, shortens the Workpiece circulation time.
(4) it is respectively provided with movable isolating door between greenhouse and quenching tank and solid smelting furnace, facilitates and keeps samming Indoor Temperature Degree.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Appended drawing reference:
1 is solid solution furnace;2 be aging furnace;3 be equal greenhouse;4 be the first elevating mechanism;5 be quenching tank;6 translate for quenching tank Channel;7 be the second elevating mechanism.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.The present embodiment is with the utility model Implemented premised on technical solution, the detailed implementation method and specific operation process are given, but the guarantor of the utility model Shield range is not limited to the following embodiments.
Embodiment
As shown in Figure 1, a kind of continous way solid-solution and aging heat treatment production equipment, including set gradually solid smelting furnace 1, quenching Slot 5, aging furnace 2 and greenhouse 3, the equal setting of greenhouse 3 are equipped in equal greenhouse 3 for making above solid 1 end of smelting furnace, quenching tank 5 Equal 3 internal temperature of greenhouse temperature control equipment identical with solid smelting furnace 1, standard of the equal greenhouse 3 for workpiece before wherein being quenched It is standby to work, there is the first elevating mechanism 4 at the top of equal greenhouse 3, for putting the workpiece in quenching tank 5.2 front end of aging furnace is equipped with second liter Descending mechanism 7 is prepared to enter into aging furnace 2 for slinging workpiece.It is respectively provided between equal greenhouse 3 and quenching tank 5 and solid smelting furnace 1 Movable isolating door.
Quenching tank 5 is mobile quenching tank, and bottom is equipped with idler wheel, and quenching tank is equipped between quenching tank 5 and aging furnace 2 and is translated Channel 6.
The present embodiment is the "-" type continuous aluminum alloy T6 heat treatment equipment for being equipped with equal greenhouse, and production process includes:
Workpiece carries out solution heat treatment in solid smelting furnace first, is then transferred in equal greenhouse 3, carries out the first elevating mechanism Docking between 4 and workpiece, then workpiece is lowered into quenching tank 5 by the first elevating mechanism 4, after quenching, quenching tank 5 and workpiece Channel 6 is translated by quenching tank together and moves to next station, then passes through hanging above it into aging furnace elevating mechanism 7 It rises, is prepared to enter into aging furnace 2.
A kind of "-" type continuous aluminum alloy T6 heat treatment production equipment in the above-mentioned equal greenhouse of outfit to the present embodiment is made It is described in detail, but whether the overall mechanism that this patent is not limited to continuous aluminum alloy T6 heat-treatment production line be a word Type within the knowledge of one of ordinary skill in the art can also be under the premise of not departing from this patent objective It makes a variety of changes, such as U-shaped continous way heat-treatment production line.

Claims (7)

1. a kind of continous way solid-solution and aging heat treatment production equipment, including set gradually solid smelting furnace (1), quenching tank (5) and when It imitates furnace (2), workpiece shifts in production equipment, solution heat treatment, quenching and ageing treatment are successively carried out,
It is characterized in that, the production equipment further includes equal greenhouse (3), equal greenhouse (3) setting is at solid smelting furnace (1) end Above end, quenching tank (5), it is equipped in the equal greenhouse (3) for keeping equal greenhouse (3) internal temperature identical as solid smelting furnace (1) Temperature control equipment, preparation of the equal greenhouse (3) for workpiece before wherein being quenched.
2. a kind of continous way solid-solution and aging heat treatment production equipment according to claim 1, which is characterized in that described is equal There are the first elevating mechanism (4) at the top of greenhouse (3), for putting the workpiece in quenching tank (5).
3. a kind of continous way solid-solution and aging heat treatment production equipment according to claim 1, which is characterized in that described quenches Fiery slot (5) is mobile quenching tank, and quenching tank translation channel (6) is equipped between quenching tank (5) and aging furnace (2).
4. a kind of continous way solid-solution and aging heat treatment production equipment according to claim 3, which is characterized in that described quenches Fiery slot (5) bottom is equipped with idler wheel.
5. a kind of continous way solid-solution and aging heat treatment production equipment according to claim 1, which is characterized in that when described Effect furnace (2) front end is equipped with the second elevating mechanism (7) and is prepared to enter into aging furnace (2) for slinging workpiece.
6. a kind of continous way solid-solution and aging heat treatment production equipment according to claim 1, which is characterized in that described is equal Movable isolating door is respectively provided between greenhouse (3) and quenching tank (5) and solid smelting furnace (1).
7. a kind of continous way solid-solution and aging heat treatment production equipment according to claim 1, which is characterized in that the life Produce the T6 heat treating facilities that equipment is Al alloy parts.
CN201821784455.7U 2018-10-31 2018-10-31 A kind of continous way solid-solution and aging heat treatment production equipment Expired - Fee Related CN209081958U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821784455.7U CN209081958U (en) 2018-10-31 2018-10-31 A kind of continous way solid-solution and aging heat treatment production equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821784455.7U CN209081958U (en) 2018-10-31 2018-10-31 A kind of continous way solid-solution and aging heat treatment production equipment

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113981198A (en) * 2021-09-30 2022-01-28 浙江明泰控股发展股份有限公司 Continuous heat treatment furnace for solving intergranular corrosion of aluminum alloy fastener

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113981198A (en) * 2021-09-30 2022-01-28 浙江明泰控股发展股份有限公司 Continuous heat treatment furnace for solving intergranular corrosion of aluminum alloy fastener

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Granted publication date: 20190709