CN108787906A - A kind of roller-bottom type aluminum alloy heat forming furnace - Google Patents
A kind of roller-bottom type aluminum alloy heat forming furnace Download PDFInfo
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- CN108787906A CN108787906A CN201810935530.3A CN201810935530A CN108787906A CN 108787906 A CN108787906 A CN 108787906A CN 201810935530 A CN201810935530 A CN 201810935530A CN 108787906 A CN108787906 A CN 108787906A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/16—Heating or cooling
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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- Tunnel Furnaces (AREA)
Abstract
The present invention relates to a kind of roller-bottom type aluminum alloy heat forming furnaces, thermoforming stove is used to be heated for that will carry out the aluminum alloy plate materials of thermoforming, thermoforming stove includes furnace body, in furnace body for aluminum alloy plate materials heat and by heating channel, heating system for being heated to the aluminum alloy plate materials on heating channel, heating channel is located at the lower part of furnace body, the chamber being formed in furnace body above heating channel, heating system includes being set to the indoor heater for providing heat of chamber, set on the indoor deflector for being guided to heat from the top in heating channel from heating channel of chamber；The thermoforming stove of the present invention, the brand new design coordinated by furnace body and heating system, the heating rate of aluminum alloy plate materials can reach 5 K/s or more in stove, meet aluminum alloy plate materials rapid batch demand for heat, meet the molding demand of the rapid batch automation of aluminum alloy plate materials.
Description
Technical field
The present invention relates to a kind of roller-bottom type aluminum alloy heat forming furnaces.
Background technology
Mainstream automotive on the market is generally steel vehicle body at present, and complete vehicle quality is heavier.In the intensity and peace for ensureing automobile
Under the premise of full performance, the kerb weight of automobile is reduced as much as possible, can improve the dynamic property of automobile, reduces fuel consumption,
Reduce exhaust pollution.It is demonstrated experimentally that if vehicle complete vehicle weight reduces by 10%, 6-8% can be improved in fuel efficiency；Automobile kerb weight is every
100 kilograms are reduced, fuel consumption per hundred kilometers can reduce 0.3-0.6 liters；Vehicle weight reduces by 1%, and oil consumption can reduce by 0.7%.Currently, due to
Environmentally friendly and energy-efficient needs, the lightweight of automobile have become the trend of world car development.Aluminum alloy materials density is low, about steel
The 1/3 of iron, specific strength and specific stiffness are higher, elasticity and shock resistance is good while corrosion-resistant, wear-resisting, highly conductive, easy processing
Molding, high reclaiming etc. are ideal light weight material in automobile.
Thermoforming stove applied to automobile industry is essentially all to be designed by raw material of steel, the thermoforming heating of steel
Mode is usually heat radiation, and heating time is short, and heating can be completed in every batch of furnace charge 4-10min；However the thermodynamics of aluminium and steel
Performance has very big difference, at least wants the 30min times if aluminium alloy also uses which heating, low production efficiency can not
Batch production is realized, therefore the heating of aluminum alloy materials needs to design completely new thermoforming stove, so as to more targetedly
Thermoforming processing is carried out to aluminum alloy materials.
Invention content
The technical problem of being solved of the invention is that overcome the deficiencies in the prior art provides a kind of roller-bottom type aluminum alloy heat molding
Stove.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of roller-bottom type aluminum alloy heat forming furnace, thermoforming stove are used to be added for that will carry out the aluminum alloy plate materials of thermoforming
Heat, thermoforming stove includes furnace body, heated for aluminum alloy plate materials in furnace body and by heating channel, for logical to heating
The heating system that aluminum alloy plate materials on road are heated, heating channel are located at the lower part of furnace body, are formed in furnace body positioned at adding
Chamber above the passage of heat, heating system include being set to the indoor heater for being used to provide heat of chamber, being set to the indoor use of chamber
Deflector from heat is guided to heating channel by the top from heating channel.
Preferably, deflector includes diversion shell, the flow-guiding channel that is formed in inside diversion shell, is connected to blower inlet casing
It is connected to multiple air nozzles of setting on body and with flow-guiding channel, the circulated air that power is provided can be circulated for furnace gas
The ejiction opening of machine, air nozzle is arranged towards heating channel.
Preferably, flow-guiding channel includes interconnected guiding region and inlet zone, and guiding region is docked with circulating fan, heating
Device is set to guiding region；Inlet zone close to heating channel and air nozzle be connected to inlet zone.（Circulating fan is constantly by the gas in stove
It absorbs in after-blow to guiding region, the gas of guiding region is after inlet zone from being ejected in air nozzle from heating channel.）
Preferably, guiding region and inlet zone are distributed and the side of the separate circulating fan of guiding region and inlet zone along the vertical direction
Side connection setting far from circulating fan, the side of the separate circulating fan in the gas flow space self-injection area of inlet zone is extremely
The side of the close circulating fan of inlet zone gradually reduces setting.
Preferably, there are deflector two groups of flow-guiding channels, two groups of flow-guiding channels to divide on the extending direction in heating channel
Not Wei Yu circulating fan both sides.Circulating fan constantly draws the gas in stove, and the gas constantly drawn is blown to
In the flow-guiding channel of both sides, gas, which is guided to after being heated in flow-guiding channel at air nozzle, to be sprayed, and is recycled, is made in stove repeatedly
Aluminum alloy plate materials gradually heat.It is respectively provided with flow-guiding channel in the both sides of a circulating fan, such design structure improves wind turbine
Utilization ratio, also be heater be set to both sides, from both sides simultaneously offer architecture basics are provided so that heating water conservancy diversion it is more reasonable
Efficiently.
Preferably, heating system includes two groups of deflectors, and the extending direction in two groups of deflectors edges heating channel is successively
Distribution.
Preferably, if the length value of furnace body edge heating channel extending direction is a, the height value of furnace body is the 1/4 ~ 1/3 of a.
Preferably, the maximum heating width of thermoforming stove is 2000mm.
Preferably, be provided in furnace body drive aluminum alloy plate materials from heating channel by roll assembly, roll assembly packet
It includes and rotates setting around Pivot Point Center line and be spaced equally distributed more rollers successively along the extending direction for heating channel, roller
Material is ceramics.The roller of the lighter in weight of aluminum alloy plate materials, ceramic material can effectively support it, and in stove
High temperature in, ceramic material can preferably avoid the deformation that roller itself is generated by high-temperature heating, to reduce roller damage
It is bad to happen, maintenance cost is reduced, the bearing at roller both ends is set to the outside of furnace body, and therefore, bearing does not have due to high temperature
The case where damage of generation, occurs, and also allows for the replacement to roller and repair, can be carried out to roller directly outside furnace body
Detachable maintaining, replacement.In addition, being provided with roller fracture testing agency in furnace body can send out in time when crack conditions occurs in roller
It is existing, and replaced.
Preferably, the thickness of the aluminum alloy plate materials of thermoforming stove heat is 0.8mm-3 mm.
Preferably, thermoforming stove further includes the quickly cooling device being set in flow-guiding channel.In case of emergency, incite somebody to action
Heater is closed, and starts and be inserted into guiding region by the cooling plug, so that gas does cooling cycle in furnace body, to avoid aluminium from closing
Golden plate material is caused by due to long-time high temperature the occurrence of material damage.
Due to the application of the above technical scheme, the present invention has following advantages compared with prior art：
The roller-bottom type aluminum alloy heat forming furnace of the present invention, the brand new coordinated by furnace body and heating system design, the molding
The heat-conducting mechanism of stove, will be sprayed onto the upper sides of aluminum alloy plate materials above heating channel after hot wind water conservancy diversion, aluminium alloy plate in stove
The heating rate of material can reach 5 K/s or more, and the Homogeneouslly-radiating for passing through deflector so that the aluminium alloy to heat up in stove
The temperature uniformity of plank can be less than 5 degrees Celsius；It is needed to enable in stove aluminum alloy plate materials quickly and uniformly be warming up to
Want temperature（Process temperature ranges are 450-560 degrees Celsius）, meet aluminum alloy plate materials rapid batch demand for heat, meet aluminium
The molding demand of the rapid batch automation of sheet alloy；In addition, heating channel is located at the lower part of furnace body, by the thermoforming stove
When on ground level, heating channel is closer at a distance from ground, is convenient for feeding blanking, therefore can be straight by the thermoforming stove
It connects on ground level, without hollowing out ground resigning furnace body；Quite convenient for installation.
Description of the drawings
Attached drawing 1 is the lateral structure schematic diagram of the thermoforming stove of the present invention；
Wherein：10, furnace body；11, air nozzle；12, heater；13, quickly cooling device；141, flabellum；142, motor；100, aluminium
Sheet alloy；101, roller；200, ground；Q1, guiding region；Q2, inlet zone.
Specific implementation mode
Technical scheme of the present invention is further elaborated with reference to the accompanying drawings and detailed description.
As shown in Figure 1, a kind of roller-bottom type aluminum alloy heat forming furnace, the maximum heating width of the thermoforming stove（Effectively add
Hot width）For 2000mm.The thermoforming stove be exclusively used in being heated for the aluminum alloy plate materials 100 that will carry out thermoforming, and
And the thickness of the aluminum alloy plate materials 100 of its heating is 0.8mm-3 mm, width is 700-2000 mm, length 700-3000
mm；The thermoforming stove includes furnace body 10, heat for aluminum alloy plate materials 100 in the furnace body 10 and by heating channel, use
In the heating system heated to the aluminum alloy plate materials 100 on heating channel, heating channel is located at the lower part of furnace body 10, furnace body
The chamber being formed in 10 above heating channel, heating system include being set to the indoor heater for providing heat of chamber
12, set on the indoor deflector for being guided to heat from the top in heating channel from heating channel of chamber（Add in this example
Hot systems include two groups of deflectors, and extending direction of two groups of deflectors along heating channel is sequentially distributed）.
In this example, if furnace body 10 is a along the length value of heating channel extending direction, the height value of furnace body 10 be a 1/4 ~
1/3.That is, the thermoforming stove of the present invention, the height of furnace body 10 is not high, but length is longer；It heats channel and is set to furnace body 10
Bottom, deflector are only set to the chamber of the top in heating channel, and are only capable of the top from heating channel to aluminium alloy thereon
Plank 100 is heated, and therefore, for the benefit of 100 heated fast of aluminum alloy plate materials, longer by the setting of furnace body 10, and in furnace body 10
Length direction two groups of deflectors, four groups of heaters 12 are set so that in-furnace temperature heating is very fast, meets aluminum alloy plate materials
100 requirements being rapidly heated.In addition, heating channel is located at the lower part of furnace body 10, it is mounted on ground 200 by the thermoforming stove
When, heating channel is closer at a distance from ground 200, is convenient for feeding blanking, therefore can be directly installed on ground by the thermoforming stove
On face 200, without hollowing out 200 resigning furnace body 10 of ground；Quite convenient for installation.
Specifically, deflector includes diversion shell, the flow-guiding channel that is formed in inside diversion shell, is connected to blower inlet casing
It is connected to multiple air nozzles 11 of setting on body and with flow-guiding channel, the circulated air that power is provided can be circulated for furnace gas
Machine（Circulating fan includes flabellum 141 and provides the motor 142 of power for the rotation of flabellum 141）, the ejiction opening direction of air nozzle 11
Heat channel setting（The ejiction opening of air nozzle 11 in two groups of deflectors is on same plane）.The flow-guiding channel packet
Interconnected guiding region q1 and inlet zone q2 is included, guiding region q1 is docked with circulating fan, and heater 12 is set to guiding region q1；Spray
Area q2 is penetrated to be connected to inlet zone q2 close to heating channel and air nozzle 11, guiding region q1 and inlet zone q2 be distributed along the vertical direction and
The side of the separate circulating fan of guiding region q1 is connected to setting with the side of the separate circulating fan of inlet zone q2, and circulating fan is not
The disconnected gas by stove absorbs in after-blow to guiding region q1, and the gas of guiding region q1 sprays after inlet zone q2 from air nozzle 11
To heating channel；Hot gas from guiding region q1 enter inlet zone q2 after pressure in proximal end it is enough big, but to the distal end of inlet zone q2
When, tolerance gradually reduces, and to ensure that hot gas is smoothly sprayed from the air nozzle 11 of far-end, the distal end of inlet zone q2 is needed to maintain
Enough air pressures, therefore, by the side of the separate circulating fan of the gas flow space self-injection area q2 of inlet zone q2 to injection
The side of the close circulating fan of area q2 gradually reduces setting.
In this example, there are deflector two groups of flow-guiding channels, two groups of flow-guiding channels to divide on the extending direction in heating channel
Not Wei Yu circulating fan both sides.Circulating fan constantly draws the gas in stove, and the gas constantly drawn is blown to
In the flow-guiding channel of both sides, gas, which is guided to after being heated in flow-guiding channel at air nozzle 11, to be sprayed, and is recycled repeatedly, is made stove
Interior aluminum alloy plate materials 100 gradually heat.It is respectively provided with flow-guiding channel in the both sides of a circulating fan, such design structure improves
The utilization ratio of wind turbine is also set to both sides for heater 12, heats offer architecture basics simultaneously from both sides so that heating water conservancy diversion is more
Adduction reason is efficient.
In addition, be provided in furnace body 10 drive aluminum alloy plate materials 100 from heating channel by 101 component of roller, roller
101 components include rotating setting around Pivot Point Center line and being spaced equally distributed more rollers successively along the extending direction for heating channel
The material of wheel 101, roller 101 is ceramics.The lighter in weight of aluminum alloy plate materials 100, the roller 101 of ceramic material can to its into
The effective support of row, and in the high temperature in stove, ceramic material can preferably avoid roller 101 itself from being produced because of high-temperature heating
Raw deformation occurs to reduce 101 damaged condition of roller, reduces maintenance cost, and the bearing at 101 both ends of roller is set to furnace body 10
Outside, therefore, the case where bearing does not have the damage generated by high temperature, occurs, and also allows for the replacement to roller 101 and dimension
It repaiies, detachable maintaining can be carried out to roller 101 directly outside furnace body 10, replaced.In addition, being provided with roller in furnace body 10
101 fracture testing agencies can be found, and replaced in time when crack conditions occurs in roller 101.
In this example, thermoforming stove further includes the quickly cooling device 13 being set in flow-guiding channel（It is quickly cooled down plug）.?
In case of emergency, heater 12 is closed, which is started and be inserted into guiding region q1, so that gas in furnace body 10
Cooling cycle is done, material damage caused by avoid the occurrence of aluminum alloy plate materials 100 due to long-time high temperature.
The thermoforming stove heat handles the case where aluminum alloy plate materials 100：By coiled aluminum alloy materials before heating, carry out
Cut-out forms plank（It is cut into the size of needs）, the roller-way of the feeding device to forming furnace inlet is then grabbed by manipulator
On, aluminum alloy plate materials 100 are delivered to by the roller-way of feeding device in furnace body 10 later, batch of secondary aluminum alloy plate materials 100 into
When entering in furnace body 10, the fire door at 10 entrance and exit of furnace body is closed, and heater 12 and circulating fan start, aluminum alloy plate materials
100 start it is heated until 450-560 degrees Celsius, it is door opened later, aluminum alloy plate materials 100 after heating by manipulator,
It is grabbed in 10 seconds to molding machine（The water cooling molding die being arranged including press and thereon）Forming cavity in be molded and quenched
Fire obtains good product.
To sum up, roller-bottom type aluminum alloy heat forming furnace of the invention, the brand new coordinated by furnace body and heating system are set
Meter, the heat-conducting mechanism of the forming furnace will be sprayed onto the upper sides of aluminum alloy plate materials above heating channel after hot wind water conservancy diversion, in stove
The heating rate of aluminum alloy plate materials can reach 5 K/s or more, and the Homogeneouslly-radiating for passing through deflector so that heating in stove
Aluminum alloy plate materials temperature uniformity can be less than 5 degrees Celsius；To keep aluminum alloy plate materials in stove quickly and uniform
It is warming up to and needs temperature, meet aluminum alloy plate materials rapid batch demand for heat, and then meet quickly criticizing for aluminum alloy plate materials
Measure the molding demand of automation；In addition, heating channel is located at the lower part of furnace body, it is mounted on ground level by the thermoforming stove
When, heating channel is closer at a distance from ground, is convenient for feeding blanking, therefore can the thermoforming stove be directly installed on ground level
On, without hollowing out ground with furnace body of stepping down；Quite convenient for the installation of thermoforming stove.
The present invention is described in detail above, its object is to allow the personage for being familiar with this field technology that can understand this
The content of invention is simultaneously implemented, and it is not intended to limit the scope of the present invention, and the present invention is not limited to above-mentioned implementations
, equivalent change or modification made by all Spirit Essences according to the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of roller-bottom type aluminum alloy heat forming furnace, it is characterised in that：The thermoforming stove is used to that thermoforming will to be carried out
Aluminum alloy plate materials are heated, and the thermoforming stove includes furnace body, is located in the furnace body and heated for the aluminum alloy plate materials
And by heating channel, for the heating system that is heated of the aluminum alloy plate materials on the heating channel, it is described
Heating channel is located at the lower part of the furnace body, the chamber being formed in the furnace body above the heating channel, described to add
Hot systems include be set to the chamber it is indoor for provide heat heater, be set to the chamber it is indoor for from heating channel
Top by heat be guided to it is described heating channel at deflector.
2. roller-bottom type aluminum alloy heat forming furnace according to claim 1, it is characterised in that：The deflector includes water conservancy diversion
Shell, the flow-guiding channel being formed in inside the diversion shell are connected in the diversion shell and connect with the flow-guiding channel
Multiple air nozzles of logical setting can circulate the circulating fan for providing power, the ejection of the air nozzle for furnace gas
Mouth is arranged towards the heating channel.
3. roller-bottom type aluminum alloy heat forming furnace according to claim 2, it is characterised in that：The flow-guiding channel includes mutual
The guiding region of connection and inlet zone, the guiding region are docked with the circulating fan, and the heater is set to the guiding region；Institute
Inlet zone is stated to be connected to the inlet zone close to the heating channel and the air nozzle.
4. roller-bottom type aluminum alloy heat forming furnace according to claim 3, it is characterised in that：The guiding region and the injection
Area is distributed along the vertical direction and the side far from the circulating fan of the guiding region is followed with the inlet zone far from described
The side connection setting of ring wind turbine, the gas flow space of the inlet zone is from the inlet zone far from the circulating fan
Side gradually reduces setting to the inlet zone close to the side of the circulating fan.
5. roller-bottom type aluminum alloy heat forming furnace according to claim 2, it is characterised in that：The deflector has two groups
The flow-guiding channel, flow-guiding channel described in two groups are located at the circulating fan on the extending direction in the heating channel
Both sides.
6. roller-bottom type aluminum alloy heat forming furnace according to any one of claim 1 to 5, it is characterised in that：The heating
System includes deflector described in two groups, and extending direction of the deflector described in two groups along the heating channel is sequentially distributed.
7. roller-bottom type aluminum alloy heat forming furnace according to any one of claim 1 to 5, it is characterised in that：If the stove
Body is a along the length value of the heating channel extending direction, and the height value of the furnace body is the 1/4 ~ 1/3 of a.
8. roller-bottom type aluminum alloy heat forming furnace according to any one of claim 1 to 5, it is characterised in that：It is described heat at
The maximum heating width of type stove is 2000mm.
9. roller-bottom type aluminum alloy heat forming furnace according to any one of claim 1 to 5, it is characterised in that：The furnace body
Inside be provided with drive the aluminum alloy plate materials from the heating channel by roll assembly, the roll assembly includes around itself
Axial line rotation is arranged and the extending direction along the heating channel is spaced equally distributed more rollers successively, the roller
Material is ceramics.
10. roller-bottom type aluminum alloy heat forming furnace according to any one of claim 1 to 5, it is characterised in that：It is described heat at
The thickness of the aluminum alloy plate materials of type stove heat is 0.8mm-3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810935530.3A CN108787906A (en) | 2018-08-16 | 2018-08-16 | A kind of roller-bottom type aluminum alloy heat forming furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810935530.3A CN108787906A (en) | 2018-08-16 | 2018-08-16 | A kind of roller-bottom type aluminum alloy heat forming furnace |
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| CN108787906A true CN108787906A (en) | 2018-11-13 |
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| CN201810935530.3A Pending CN108787906A (en) | 2018-08-16 | 2018-08-16 | A kind of roller-bottom type aluminum alloy heat forming furnace |
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Cited By (1)
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| CN110076246A (en) * | 2019-04-25 | 2019-08-02 | 北京航星机器制造有限公司 | A kind of heat-treatable strengthened aluminum alloy High Efficiency Thermal Forming Equipments and method |
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