CN2856062Y - Aging gas heating treatment furnace for aluminum alloy solution - Google Patents
Aging gas heating treatment furnace for aluminum alloy solution Download PDFInfo
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- CN2856062Y CN2856062Y CN 200520010442 CN200520010442U CN2856062Y CN 2856062 Y CN2856062 Y CN 2856062Y CN 200520010442 CN200520010442 CN 200520010442 CN 200520010442 U CN200520010442 U CN 200520010442U CN 2856062 Y CN2856062 Y CN 2856062Y
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Abstract
The utility model discloses a fuel gas furnace for solution/aging heat treatment of aluminum alloy, which comprises furnace part including solution treatment furnace and aging treatment furnace, combustion device for providing high-temperature gas, hydraulic system, quenching tank, and electrical control system for controlling temperature and action of the entire device. The solution treatment furnace and aging treatment furnace both consist of furnace gate and furnace body. The combustion device is connected with hot air mixing chamber of the solution treatment furnace via hot air mixing chamber. Smoke vent of the solution treatment furnace is provided with hot air exhaust pipe connected with hot air generating chamber of the aging treatment furnace. The inventive furnace has high production efficiency; uses fuel gas as heating source and transfers afterheat of the solution treatment furnace to the aging treatment furnace as its heating source to improve heat efficiency; can continuously maintain high temperature, quench, and perform aging treatment at low temperature, so as to densify workpiece structure to achieve excellent properties.
Description
Technical field
The utility model relates to a kind of aluminum alloy part heat treatment furnace, especially synchronously Al alloy parts is carried out solid solution, ageing treatment, adopts the heat treatment furnace of combustion gas heating.
Background technology
Al alloy parts has lot of superiority with respect to parts such as cast iron, cast steels, and Al alloy parts is at industrial circle, and especially field such as automobile, motorcycle is extensively utilized.In aluminum products, especially serve as maximum with the casting aluminum products, be about to aluminium and at high temperature fuse into aluminium liquid, cast or pressure injection obtain product through the cooling after coagulation in the moulding die cavity again, aluminum products with the forging type acquisition, it is inner to exist bigger stress, organizes more loosely, reaches at aspects such as intensity, densityes and not to require, various thermal treatments need be carried out in the former capital, as normalizing, quenching, tempering, ageing treatment etc.
Aluminum products heat treatment furnace of the prior art, is ZL200320104403 as the applicant in the patent No., name is called disclosed heat treatment furnace in the utility model patent of " aluminium alloy air circulating oven ", be that the aluminum products workpiece is incubated for some time in heat treatment furnace, drop in the hardening liquid fast then and quench, at last in air through natural aging treatment.The deficiency of this kind stove mainly contains: 1, processing power is less, can not adapt to requirements of large-scale production; 2, after insulation and quenching process, the aluminum products workpiece can only carry out ageing treatment with a special-purpose stove in addition, periodic production simultaneously, and productive temp can not be synchronous; 3, its heating mode generally all is electrically heated, and thermo-efficiency is not high.
Summary of the invention
The utility model is at the heat treated above-mentioned deficiency of aluminum products in the prior art, providing a kind of is heating source with the inflammable gas, carry out insulation under comparatively high temps continuously, quench, at a lower temperature aluminium alloy solid solution, the timeliness combustion gas heat treated stove of ageing treatment (low temperature insulation down relatively)
The technical solution of the utility model: aluminium alloy solid solution, timeliness combustion gas heat treated stove, comprise the oven body part of forming by solid solution stove and aging oven, the combustion unit of high temperature hot gas is provided, make workpiece produce the hydraulic efficiency system of displacement, quenching tank, and control the temperature of whole device and the electric control system of action; Hydraulic efficiency system comprises solid solution stove charging cylinder, timeliness material discharging cylinder, solid solution furnace discharge cylinder, timeliness material charging cylinder, fire door cylinder, hydraulic hoisting machine; It is characterized in that:
A, described solid solution stove and aging oven all are made up of fire door and body of heater body, described combustion unit is connected with the hot blast mixed flow chamber of solid solution stove through hot blast mixed flow chamber, be provided with on the smoke outlet of solid solution stove and efflux heating duct, efflux heating duct and be connected with the hot blast generation chamber of aging oven;
The burner hearth bottom of B, described solid solution stove and aging oven is provided with the walking track, and material containing Che Nengyu walking track matches;
C, the indoor recirculation blower that is provided with of described hot blast mixed flow are provided with the side flow deflector in the solid solution stove burner hearth, are provided with hot-air channel in the side flow deflector, and hot-air channel is connected with hot blast mixed flow chamber, and hot-air channel is provided with air outlet; Be provided with recirculation blower in the hot blast generation chamber, the hot gas runner is connected with the hot blast generation chamber, and the hot gas runner is provided with heat outlet;
D, portable flatcar are located in the hydraulic hoisting machine, and be reciprocating between the feed end of the discharge end of solid solution stove and aging oven;
The solid solution of the utility model aluminium alloy, timeliness combustion gas heat treated stove, its advantage is: 1, processing power is big, the production efficiency height, the aluminium wheel workpiece average preformance that can handle diameter 500mm, thickness 110mm 360-540 spare/hour; 2, the employing combustion gas that calorific value is higher, environmental pollution is few is as heating source; 3, the waste heat of having done heat exchange in the solid solution stove is transported in the aging oven, as the heating thermal source of aging oven, has made full use of heat energy again, thermo-efficiency is very high; 4, the thermal treatment of solid solution and timeliness can sequentially be carried out continuously, obtains the product of best in quality; Insulation (about 600 ℃) under comparatively high temps, quench afterwards, insulation (about 200 ℃) for some time is eliminated the dense structure of aluminum products workpiece, internal stress, the aluminum products workpiece that obtained performance is good to carry out ageing treatment to greatest extent at a lower temperature afterwards.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 is that the utility model is handled the stove general arrangement.
Fig. 2 be Fig. 1 along A-A to sectional view.
Fig. 3 be Fig. 1 along B-B to sectional view.
Embodiment
In Fig. 1,1-solid solution stove, 2-aging oven, 3-combustion unit, 4-hydraulic efficiency system, 5-quenching tank, 6-solid solution stove charging cylinder, 7-timeliness material discharging cylinder, 8-solid solution furnace discharge cylinder, 9-timeliness material charging cylinder, 10-fire door cylinder, 11-hydraulic hoisting machine, the portable flatcar of 12-, 13-hot blast smoke pipe, 14-hot blast mixed flow chamber, 15-efflux heating duct, 16-smoke outlet, 17-hot blast generation chamber.
Thermal treatment unit of the present utility model, comprise the oven body part of forming by solid solution stove 1 and aging oven 2, the combustion unit 3 of high temperature hot gas is provided, make workpiece produce the hydraulic efficiency system 4 of displacement (, to first-class) forward, downwards, the quenching tank 5 that is used for quenching process, hydraulic efficiency system 4 mainly comprises solid solution stove charging cylinder 6, timeliness material discharging cylinder 7, solid solution furnace discharge cylinder 8, timeliness material charging cylinder 9, fire door cylinder 10, hydraulic hoisting machine 11 etc., and controls the temperature of whole device and the electric control system of action.Combustion unit 3 is connected with the hot blast mixed flow chamber 14 of solid solution furnace roof portion through hot blast smoke pipe 13, and the hot gas of its generation is transported in the hot blast mixed flow chamber 14.Be provided with on the smoke outlet 16 of solid solution stove 1 and efflux heating duct 15, effluxing heating duct 15 is connected with the hot blast generation chamber 17 of aging oven 2, promptly effluxing heating duct 15 couples together the smoke outlet 16 of solid solution stove 1 and the hot blast generation chamber 17 of aging oven 2, the waste heat conveying of solid solution stove 1 is discharged in the aging oven 2, as the heating thermal source of aging oven.
Hydraulic efficiency system 4 of the present utility model mainly is made up of Hydraulic Station, energy-storing device, many oil cylinders and all kinds of oil line pipe, and Hydraulic Station is the major impetus source of production line mechanical action, and hydro-cylinder then is main power power element.Hydraulic efficiency system 4 main oil cylinders comprise solid solution stove charging cylinder 6, timeliness material discharging cylinder 7, solid solution furnace discharge cylinder 8, timeliness material charging cylinder 9, fire door cylinder 10, hydraulic hoisting machine 11; The effect of solid solution stove charging cylinder 6 is that the aluminum products workpiece is advanced in solid solution material burner hearth together with material containing car (part 25 among Fig. 2), the effect of aging oven discharging cylinder 7 is that workpiece is taken out from the aging oven burner hearth together with the material containing car, the effect of solid solution furnace discharge cylinder 8 is identical with the effect of aging oven discharging cylinder 7, and the effect of aging oven charging cylinder 9 is identical with the effect of solid solution stove charging cylinder 6; The effect of fire door cylinder is the fire door that opens or closes solid solution stove 1 and aging oven 2, the effect of hydraulic hoisting machine 11 be with through the insulation after the aluminum products workpiece together with the material containing car after solid solution furnace discharge cylinder 8 is got material, aluminum products workpiece, material containing car and portable flatcar 12 are immersed in the quenching liquid fast, carry out quench treatment.
Solid solution stove charging cylinder 6 is arranged on the feed end of solid solution stove 1, aging oven discharging cylinder 7 is arranged on the discharge end of aging oven 2, solid solution furnace discharge cylinder 8 and hydraulic hoisting machine 11 all are arranged on the discharge port of solid solution stove 1, aging oven charging cylinder 9 is arranged on the feed end of aging oven, fire door cylinder 10 is four, be separately positioned on the fire door place at the two ends of solid solution stove 1 and aging oven 2, a fire door cylinder 10 is controlled a fire door of solid solution stoves 1 or aging oven 2.Portable flatcar 12 is located in the hydraulic hoisting machine 11, by step-down gear transmission system drives (electric control system control of the present utility model), reciprocating between the feed end of the discharge end of solid solution stove 1 and aging oven 2, will the workpiece after quench treatment send into the feed end of aging oven 2 together with the material containing car.
Hydraulic efficiency system 4 of the present utility model can be selected matured product of the prior art for use, as the related products of Chongqing China day hydraulic pressure company limited, as prior art, no longer describes in detail.
Simultaneously, according to technology enlightenment of the present utility model, those skilled in the art can adopt baric systerm to be equal to fully and replace hydraulic efficiency system 4 of the present utility model, reaches technical purpose of the present utility model.
Electric control system of the present utility model has been taked decentralised control, centralization, and as required, The whole control system can be divided into workshop field control and Shop Floor Management and Control two portions, connects with communication network between two portions.Field control is divided into temperature control and action control two big units, temperature control unit adopts the import intelligence instrument, combustion unit is carried out PID to be regulated automatically continuously, the current signal that becomes 0-20mA through the PID integrating is input to the variable frequency adjustment device, the blast and the air quantity of frequency conversion real time altering burner blower.The mechanical action control unit comprises to be controlled the start and stop of the start and stop of burner blower in the walking of the start and stop of start and stop, solid solution stove and the aging oven recirculation blower of the used oil pump of each oil cylinder of hydraulic efficiency system 4, portable flatcar 12, the combustion unit 3, the stirring of quenching tank 5 internal recycle water pumps and various mechanical actions etc.Adopted industrial programmable logic controller (PLC) in the mechanical action control, solid solution stove and aging oven can respectively adopt a cover PLC, and it goes back the signals collecting and the Presentation Function of execution fault except the control auto-action.Those skilled in the art can set operation program according to concrete process parameter value on PLC, to realize above-mentioned various mechanical action, to realize mechanical action control of the present utility model, reach goal of the invention of the present utility model.
On the motion control system, the high-performance " man-machine interface " of an import is set, goes up the establishment motion picture in " man-machine interface ", the display action situation is regulated the beat that moves, and shows the information of fault etc.
For the purpose of the remote control management, increase by a cover upper computer.Master system is made up of industrial computer, printer, UPS24 hour online backup power source, temperature collect module, communication transition card, C-NET communications adapter and shielding communication wire road.Adopt the professional industrial control software of 6.0 " KingViews " of master system and Beijing inferior control technology ﹠ development Co., realize the omnidistance animation display of production line, total temperature demonstration etc.
The major equipment of electric control system of the present utility model, the main related products that adopts following manufacturer, as grind the industrial computer of auspicious industry control group, the PLC industry programmable logic controller of MAT, the hole temperature instrument of FJD, low-voltage apparatus partly adopts the product of Dexia Group, German Schneider company, Japanese Omron Corp, disclosure content and goal of the invention of the present utility model according to this specification sheets, those skilled in the art can realize, be not described in detail in this.
As shown in Figure 1, 2, steel plate, 30-body of heater body in 20-top flow deflector, 21-side flow deflector, 22-recirculation blower, 23-hot-air channel, 24-air outlet, 25-material containing car, 26-walking track, the outer steel plate of 27-body of heater, 28-inner lining of furnace, the 29-body of heater.
The hot blast mixed flow chamber 14 at solid solution stove 1 top can be for a plurality of, and concrete quantity determines that by its length and technology each hot blast mixed flow chamber 14 all is independently, and is isolated with other hot blast mixed flow chamber; Each hot blast mixed flow chamber 14 just corresponding heating unit.
As shown in Figure 3,31-hot gas runner, 32-heat outlet.
The profile of the utility model aging oven 2 and solid solution stove 1 are basic identical, burner hearth contains truck type of transmission, fire door lifting and compresses mode etc. basic identical with solid solution stove 1, aging oven charging cylinder, aging oven discharging cylinder etc. are similar to the charging cylinder of solid solution stove with the discharging cylinder, and its structure also is identical with function.Because the working temperature of aging oven 2 is lower, the thickness of inner lining of furnace is different with the solid solution stove with type of heating, and the thickness of inner lining of furnace will approach a bit.Outside body of heater in steel plate and the body of heater between the steel plate, material is mainly high-quality pure aluminium silicate fire-retardent fiber felt-rug and rock cotton board to inner lining of furnace equally.
The top of aging oven 2 is provided with hot blast generation chamber 17, is provided with recirculation blower in the hot blast generation chamber 17, and the effect and the control mode of the recirculation blower 22 in this recirculation blower and the solid solution stove 1 are identical.The smoke outlet 16 of hot blast generation chamber 17 through effluxing heating duct 15 and solid solution stove 1 links together, with the waste heat of the solid solution stove 1 heating thermal source as aging oven.The sidewall of aging oven 2 is provided with hot gas runner 31, hot gas runner 31 is provided with a plurality of heat outlets 32, heat outlet 32 as shown in the figure is three, two are positioned on the face of the burner hearth left and right sides, a below that is positioned at the burner hearth bottom track, workpiece is formed three heating, and hot gas runner 31 is connected with hot blast generation chamber 17.The extended distance of heat outlet 32 is adjustable, the middle flashboard and the airduct of heat outlet 32 flexibly connect, by flashboard opening degree in the middle of adjusting, opening degree with regard to adjustable heat gas outlet 32, but thereby the size of manual setting air output, realize that more equably hot blast distributes, the needs of satisfied temperature control.
Aging oven 2 can only be divided into two independently heating zone, hot blast generation chamber 17 and efflux heating duct 15 and all be two, each one of front and back end; Correspondingly, the smoke outlet 16 of solid solution stove 1 is two, each one of front and back end.Simultaneously, consider, when not reaching the needed temperature of aging oven 2, just need other gas furnace in hot blast generation chamber 17, supply hot gas if the temperature of the waste hot air of solid solution stove 1 is lower; That is, be provided with a gas furnace unit in addition, its hot gas discharge line is connected with hot blast generation chamber 17, starts this gas furnace when needed, makes it to hot blast generation chamber 17 supplying high temperature hot gas.This gas furnace is the same with gas furnace unit in the previous combustion device 3, can get final product to hot blast generation chamber 17 supplying high temperature hot gas after the startup, is not described in detail in this.
The utility model is handled the working process of stove:
1, after finishing every safety inspection, confirming that the processing stove is in a safe condition, the aluminum products workpiece is contained on the material containing car 25, starts solid solution stove charging cylinder 6, push the aluminum products workpiece in the burner hearth of solid solution stove 1 together with material containing car 25; Start combustion unit 3, high temperature hot gas enters in the solid solution stove 1, and the aluminum products workpiece is heated, is incubated (insulation under the condition of high temperature);
2, after the soaking time under the condition of high temperature finishes, start fire door cylinder 10, open solid solution stove 1 discharge end fire door, solid solution furnace discharge cylinder 8 enters in the solid solution stove 1, get the material gib head and hook material containing car 25, material containing car 25 is followed away track 26 together with the aluminum products workpiece move to rapidly on the portable flatcar 12, hydraulic hoisting machine 11 drives portable flatcar 12, material containing car 25 and aluminum products workpiece and enters rapidly in the hardening liquid of quenching tank 5;
3, after the quenching, hydraulic hoisting machine 11 rises at a slow speed, and portable flatcar 12 moves to the feed end of aging oven 2; Start fire door cylinder 10, open aging oven 2 feed end fire doors, aging oven charging cylinder 9 pushes material containing car 25 and aluminum products workpiece in the burner hearth of aging oven 2, carries out ageing treatment (low-temperature condition is heating and insulation down);
4, after heating and soaking time finish under low-temperature condition, start fire door cylinder 10, open aging oven 2 discharge end fire doors, aging oven discharging cylinder 7 enters in the aging oven 2, get the material gib head and hook material containing car 25, material containing car 25 is shifted out aging oven 2 together with the aluminum products workpiece, finish a complete treating processes.
Claims (6)
1, aluminium alloy solid solution, timeliness combustion gas heat treated stove, comprise the oven body part of forming by solid solution stove (1) and aging oven (2), the combustion unit (3) of high temperature hot gas is provided, make workpiece produce the hydraulic efficiency system (4) of displacement, make the quick refrigerative quenching tank of workpiece (5), and control the temperature of whole device and the electric control system of action; Hydraulic efficiency system (4) comprises solid solution stove charging cylinder (6), timeliness material discharging cylinder (7), solid solution furnace discharge cylinder (8), timeliness material charging cylinder (9), fire door cylinder (10), hydraulic hoisting machine (11); It is characterized in that:
A, described solid solution stove (1) and aging oven (2) all are made up of fire door and body of heater body (30), described combustion unit (3) is connected with the hot blast mixed flow chamber (14) of solid solution stove through hot blast smoke pipe (13), the smoke outlet (16) of solid solution stove (1) is gone up to be provided with and is effluxed heating duct (15), effluxes heating duct (15) and is connected with the hot blast generation chamber (17) of aging oven (2);
The burner hearth bottom of B, described solid solution stove (1) and aging oven (2) is provided with walking track (26), and material containing car (25) can match with walking track (26);
Be provided with recirculation blower (22) in C, the described hot blast mixed flow chamber (14), be provided with side flow deflector (21) in solid solution stove (1) burner hearth, be provided with hot-air channel (23) in the side flow deflector (21), hot-air channel (23) is connected with hot blast mixed flow chamber (14), and hot-air channel (23) is provided with air outlet (24); The hot blast generation chamber is provided with recirculation blower in (17), and hot gas runner (31) is connected with hot blast generation chamber (17), and hot gas runner (31) is provided with heat outlet (32);
D, portable flatcar (12) are located in the hydraulic hoisting machine (11), and be reciprocating between the feed end of the discharge end of solid solution stove (1) and aging oven (2);
2, aluminium alloy solid solution according to claim 1, timeliness combustion gas heat treated stove, it is characterized in that: the body of heater body (30) of described solid solution stove (1) and aging oven (2), form by steel plate (29) in the outer steel plate (27) of body of heater, inner lining of furnace (28), the body of heater, inner lining of furnace (28) is positioned between outer steel plate (27) of body of heater and the body of heater steel plate (29), material pure aluminium silicate fire-retardent fiber felt-rug and rock cotton board.
3, aluminium alloy solid solution according to claim 1 and 2, timeliness combustion gas heat treated stove, it is characterized in that: described hot blast mixed flow chamber (14) is formed by steel plate (29) in top flow deflector (20) and the body of heater, and top flow deflector (20) and side flow deflector (21) activity are connected as one.
4, aluminium alloy solid solution according to claim 3, timeliness combustion gas heat treated stove is characterized in that: described hot-air channel (23) is arranged on solid solution stove (1) burner hearth two sides, and air outlet (24) is positioned at burner hearth bottom.
5, aluminium alloy solid solution according to claim 1 and 2, timeliness combustion gas heat treated stove, it is characterized in that: described hot gas runner (31) is arranged on the sidewall of aging oven (2), hot gas runner (31) is provided with three heat outlets (32), two are positioned on the face of the burner hearth left and right sides below that is positioned at the burner hearth bottom track.
6, aluminium alloy solid solution according to claim 4, timeliness combustion gas heat treated stove, it is characterized in that: described hot blast smoke pipe (13) is arranged in the solid solution stove (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520010442 CN2856062Y (en) | 2005-12-01 | 2005-12-01 | Aging gas heating treatment furnace for aluminum alloy solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520010442 CN2856062Y (en) | 2005-12-01 | 2005-12-01 | Aging gas heating treatment furnace for aluminum alloy solution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2856062Y true CN2856062Y (en) | 2007-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520010442 Expired - Lifetime CN2856062Y (en) | 2005-12-01 | 2005-12-01 | Aging gas heating treatment furnace for aluminum alloy solution |
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| Country | Link |
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| CN (1) | CN2856062Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100432274C (en) * | 2005-12-01 | 2008-11-12 | 重庆飞达电炉有限公司 | Aluminium alloy solutionizing, aging gas-heating processing furnace |
| CN106893805A (en) * | 2017-03-08 | 2017-06-27 | 上海迅美工业设备有限公司 | A kind of continuous tunnel furnace and heat treatment of workpieces technique |
| CN107619910A (en) * | 2017-09-21 | 2018-01-23 | 江苏恒力炉业有限公司 | A kind of thermal cycle car type furnace |
-
2005
- 2005-12-01 CN CN 200520010442 patent/CN2856062Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100432274C (en) * | 2005-12-01 | 2008-11-12 | 重庆飞达电炉有限公司 | Aluminium alloy solutionizing, aging gas-heating processing furnace |
| CN106893805A (en) * | 2017-03-08 | 2017-06-27 | 上海迅美工业设备有限公司 | A kind of continuous tunnel furnace and heat treatment of workpieces technique |
| CN107619910A (en) * | 2017-09-21 | 2018-01-23 | 江苏恒力炉业有限公司 | A kind of thermal cycle car type furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20081112 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |