CN110732564A - aluminum profile online cooling device, aluminum profile and cooling process - Google Patents

aluminum profile online cooling device, aluminum profile and cooling process Download PDF

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Publication number
CN110732564A
CN110732564A CN201911124448.3A CN201911124448A CN110732564A CN 110732564 A CN110732564 A CN 110732564A CN 201911124448 A CN201911124448 A CN 201911124448A CN 110732564 A CN110732564 A CN 110732564A
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CN
China
Prior art keywords
fan
aluminum profile
cooling
aluminum
box
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
CN201911124448.3A
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Chinese (zh)
Inventor
赵晋城
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.)
Jiangsu Acer Aluminum Polytron Technologies Inc
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Jiangsu Acer Aluminum Polytron Technologies Inc
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 Jiangsu Acer Aluminum Polytron Technologies Inc filed Critical Jiangsu Acer Aluminum Polytron Technologies Inc
Priority to CN201911124448.3A priority Critical patent/CN110732564A/en
Publication of CN110732564A publication Critical patent/CN110732564A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C29/00Cooling or heating work or parts of the extrusion press; Gas treatment of work
    • B21C29/003Cooling or heating of work
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C31/00Control devices, e.g. for regulating the pressing speed or temperature of metal; Measuring devices, e.g. for temperature of metal, combined with or specially adapted for use in connection with extrusion presses

Abstract

The invention discloses a aluminum profile online cooling device, an aluminum profile and a cooling process, which comprise a fan set, a second fan set and a third fan set which are sequentially arranged along the outlet direction of an extruder, wherein the th fan set comprises a st upper fan and a th lower fan, the air nozzles of a th upper fan and a th lower fan are opposite up and down and are vertical to the motion direction of the aluminum profile, the powers of a th upper fan and a th lower fan are the same and run synchronously.

Description

aluminum profile online cooling device, aluminum profile and cooling process
Technical Field
The invention belongs to the field of aluminum profile production and processing equipment, particularly relates to cooling and shaping equipment for aluminum profile extrusion molding, and particularly relates to a aluminum profile online cooling device, an aluminum profile produced by using the online cooling device and a cooling process of the aluminum profile.
Background
The aluminum profile is a basic material widely applied to the civil industry and the military industry, at present, a mould is designed and manufactured according to the section of an aluminum profile product during production of the aluminum profile, and a heated round cast aluminum rod is extruded to be a strip-shaped profile structure on a fixed forming mould by using an aluminum profile extruder, when the aluminum profile is extruded from an outlet of the aluminum rod extruder, the aluminum profile is thin in wall thickness like , the extrusion speed is low, the aluminum profile can be cooled through natural placement without influencing subsequent processes, aluminum profiles with thicker thickness are low in natural cooling, the temperature is high, the hardness of the profile is insufficient, subsequent processes are influenced, and the production efficiency and the yield of the whole aluminum profile are influenced.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide aluminum profile online cooling devices, aluminum profiles and cooling processes, wherein the aluminum profile online cooling devices, the aluminum profiles and the cooling processes are connected with an outlet of an aluminum profile extruder, the aluminum profile online cooling devices are simple in structure and compact in layout, the aluminum profiles are cooled rapidly, and the aluminum profiles are endowed with higher heat treatment performance in the cooling process.
In order to achieve the purpose, the invention adopts the following technical scheme:
aluminum profile online cooling device comprises a feeding roller frame and is characterized by further comprising a th fan unit, a second fan unit and a third fan unit which are sequentially arranged along the outlet direction of an extruder, wherein the th fan unit comprises a st upper fan and a th lower fan, the air nozzles of the th upper fan and the th lower fan are opposite up and down and are vertical to the motion direction of an aluminum profile, the th upper fan and the th lower fan have the same power and run synchronously, the technical scheme is suitable for aluminum profiles with the wall thicknesses of the upper surface and the lower surface of , the air nozzles of the th upper fan and the th lower fan are opposite up and down and are vertical to the motion direction of the aluminum profile, the aluminum profile is guaranteed to have the same air flow and uniform air flow of all parts of the upper surface and the lower surface in the cooling process, the cooling speed is , the metallographic structure is enabled to change identically, and distortion caused by cooling is avoided.
, the second fan set comprises an air box and a fan, the interior of the box body of the air box is communicated, the fan is installed on the side of the air box, an air outlet of the fan is communicated with the interior of the box body, a plurality of air guide nozzles are arranged on the other side of the air box, the air guide nozzles are funnel-shaped, and outlets of the air guide nozzles are inclined at a fixed angle along the motion direction of the aluminum profile.
Further , sets of second fan sets are respectively arranged on the upper surface and the lower surface of the aluminum profile, the two sets of second fan sets are jointly provided with st fans or th fans with the same power, and the th fans with the same power and arranged in each set are used and have the same power and run synchronously.
, the third fan set comprises a fan fixing frame and a plurality of second fans arranged on the fan fixing frame in parallel, and the third fan set is arranged above or below the feeding roller frame.
And , the vertical distance between the third fan unit and the aluminum profile is greater than that between the second fan unit and the aluminum profile.
aluminum profiles are characterized in that the aluminum profiles comprise an upper surface and a lower surface, the thicknesses of the upper surface and the lower surface are the same, the upper surface and the lower surface are cooled by the aluminum profile online cooling device, after the aluminum profiles are cooled by the aluminum profile online cooling device, the tensile strength is larger than or equal to 310MPa, the yield strength is larger than or equal to 295MPa, and the Young modulus of elasticity is larger than or equal to 10 Pa.
A cooling process of an aluminum profile online cooling device is characterized in that the aluminum profile online cooling device is used for cooling, the aluminum profile comprises an upper surface and a lower surface, the thicknesses of the upper surface and the lower surface are the same, and the temperature of the upper surface and the lower surface of the aluminum profile is reduced by 200 ℃ within 1 minute after the aluminum profile is started to be timed by a th fan unit.
Further , the distance of the surface temperature of the aluminum profile decreased by 200 ℃ was 9 m.
And , selecting a fan group with the fan power of 2.5kW, and starting the fan at full power.
Compared with the prior art, the invention has the following beneficial effects:
1. the temperature of the outlet of the aluminum profile extruder is between 450 ℃ and 570 ℃, air is uniformly supplied through the air nozzles perpendicular to the aluminum profiles, the air volume is concentrated, the surface temperature of the aluminum profiles is reduced more quickly, the cooling speed of the surface of the aluminum profiles in the air nozzle area is the same, meanwhile, the aluminum profiles continuously move, the cooling operation is continuously carried out on the aluminum profiles, the consistency of the mechanical property in the length range is ensured, and the distortion caused by the cooling expansion speed of the front surface and the rear surface being not is avoided;
2. the second fan set adopts the air box to separate the air generated by the fan for use, which not only ensures the uniformity of the air quantity in the coverage range of the air box and reduces the consumption of electric quantity, but also improves the times cooling area of the aluminum profile due to the inclined arrangement of the air guide nozzle.
3. The operation and cooling speed of the aluminum profile are controlled, and the aluminum profile with higher mechanical property can be obtained under the process control condition.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are embodiments of the invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic diagram of the present invention.
In the drawing, 1-a feeding roller frame 2-an th upper fan 3-a th lower fan 4-an air nozzle 5-an air box 6-a th fan 7-an air guide nozzle 8-a fan fixing frame 9-a second fan.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are some, but not all embodiments, of .
As shown in figure 1, the aluminum profile online cooling device comprises a feeding roller frame 1, and is characterized by further comprising a th fan set, a th fan set and a third fan set which are sequentially arranged along the outlet direction of an extruder, wherein the th fan set comprises a th upper fan 2 and a th lower fan 3, the tuyeres 4 of the th upper fan 2 and the th lower fan 3 are opposite up and down and the tuyeres 4 are vertical to the motion direction of an aluminum profile, and the th upper fan 2 and the th lower fan 3 have the same power and run synchronously.
The th fan set comprises an air box 5 and a th fan 6, the box body of the air box 5 is communicated, the th fan 6 is installed on the side of the air box 5, an air outlet of the th fan 6 is communicated with the box body, a plurality of air guide nozzles 7 are arranged on the other side of the air box 5, the air guide nozzles 7 are funnel-shaped, and outlets of the air guide nozzles 7 are inclined at a fixed angle along the motion direction of an aluminum profile.
sets of the th fan group are respectively arranged on the upper surface and the lower surface of the aluminum profile, the two sets of th fan groups are jointly provided with th fans 6 or respectively provided with th fans 6 with the same power, and the th fans 6 with the same power and respectively provided with th fans are used and have the same power and run synchronously.
The third fan set comprises a fan fixing frame 8 and a plurality of second fans 9 which are arranged on the fan fixing frame 8 in parallel, the third fan set is arranged above or below the feeding roller frame 1, and the vertical distance between the third fan set and the aluminum profile is larger than the vertical distance between the th fan set and the aluminum profile.
In specific implementation, the aluminum profile comprises an upper surface and a lower surface, the thicknesses of the upper surface and the lower surface are the same, and the upper surface and the lower surface are cooled by using the aluminum profile online cooling device; after the aluminum profile is cooled by an aluminum profile on-line cooling device, the tensile strength is more than or equal to 310MPa, the yield strength is more than or equal to 295MPa, and the Young modulus of elasticity is more than or equal to 10 Pa.
The process for cooling the aluminum profile online cooling device comprises the steps that the temperature of the upper surface and the lower surface of the aluminum profile is reduced by 200 ℃ within 1 minute after the aluminum profile is timed by the th fan unit, the running distance of the aluminum profile surface temperature reduced by 200 ℃ is 9 meters, the fan power selected by the th fan unit is 2.5kW, and the fan is started at full power.
Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.

Claims (10)

  1. The aluminum profile online cooling device comprises a feeding roller frame and is characterized by further comprising a th fan unit, a second fan unit and a third fan unit which are sequentially arranged along the outlet direction of an extruder, wherein the th fan unit comprises a th upper fan and a th lower fan, air nozzles of the th upper fan and the th lower fan are opposite up and down and are vertical to the motion direction of an aluminum profile, and the th upper fan and the th lower fan have the same power and run synchronously.
  2. 2. The aluminum profile online cooling device of claim 1, wherein the second fan set comprises an air box and a fan, the interior of the box body of the air box is communicated, the fan is installed on the side of the box body, the air outlet of the fan is communicated with the interior of the box body, a plurality of air guide nozzles are arranged on the other side of the box body, the air guide nozzles are funnel-shaped, and the outlets of the air guide nozzles are inclined at a certain angle along the motion direction of the aluminum profile.
  3. 3. The aluminum profile online cooling device of types according to claim 1 or 2 is characterized in that sets of second fan sets are respectively arranged on the upper surface and the lower surface of the aluminum profile, the two sets of second fan sets are jointly provided with st fans or th fans with the same power, and the fans with the same power and the same power run synchronously when th fans with the same power are respectively used.
  4. 4. The aluminum profile online cooling device of claim 3, wherein the third fan unit comprises a fan fixing frame and a plurality of second fans arranged on the fan fixing frame in parallel, and the third fan unit is arranged above or below the feeding roller frame.
  5. 5. The aluminum profile online cooling device of claim 4, wherein the vertical distance between the third fan unit and the aluminum profile is greater than the vertical distance between the second fan unit and the aluminum profile.
  6. 6, aluminum profiles, characterized in that the aluminum profile comprises an upper surface and a lower surface, the thickness of the upper surface and the lower surface is the same, the upper surface and the lower surface are cooled by the aluminum profile on-line cooling device of any of claims 1 to 5, after the aluminum profile is cooled by the aluminum profile on-line cooling device, the tensile strength is not less than 310MPa, the yield strength is not less than 295MPa, and the Young modulus is not less than 10 Pa.
  7. 7, A cooling process of aluminum profile online cooling device, which is characterized in that the aluminum profile online cooling device of any of claims 1-5 is used for cooling, and the surface temperature of the aluminum profile is reduced by 200 ℃ within 1 minute after the aluminum profile passes through the blower set.
  8. 8. The cooling process of aluminum profile online cooling devices according to claim 7, wherein the aluminum profile comprises an upper surface and a lower surface, the upper surface and the lower surface have the same thickness, and the aluminum profile online cooling devices are used for cooling the upper surface and the lower surface.
  9. 9. The cooling process of the aluminum profile online cooling device according to claim 7 or 8, wherein the running distance of the aluminum profile surface temperature reduction by 200 ℃ is 9 meters.
  10. 10. The cooling process of the aluminum profile online cooling device according to claim 9, wherein the th fan unit has a fan power of 2.5kW, and the fan is turned on at full power.
CN201911124448.3A 2019-11-18 2019-11-18 aluminum profile online cooling device, aluminum profile and cooling process Pending CN110732564A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911124448.3A CN110732564A (en) 2019-11-18 2019-11-18 aluminum profile online cooling device, aluminum profile and cooling process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911124448.3A CN110732564A (en) 2019-11-18 2019-11-18 aluminum profile online cooling device, aluminum profile and cooling process

Publications (1)

Publication Number Publication Date
CN110732564A true CN110732564A (en) 2020-01-31

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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111660665A (en) * 2020-06-15 2020-09-15 江苏锡佛光电科技有限公司 Cooling orthotic devices behind inferior gram force board printing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111660665A (en) * 2020-06-15 2020-09-15 江苏锡佛光电科技有限公司 Cooling orthotic devices behind inferior gram force board printing

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