CN212375318U

CN212375318U - Aging furnace for aluminum profile production

Info

Publication number: CN212375318U
Application number: CN202020337783.3U
Authority: CN
Inventors: 张骏
Original assignee: Nanjing Hongfa Nonferrous Metal Manufacturing Ltd By Share Ltd
Current assignee: Nanjing Hongfa Nonferrous Metal Manufacturing Ltd By Share Ltd
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2021-01-19
Anticipated expiration: 2030-03-17

Abstract

The utility model provides an ageing furnace is used in aluminium alloy production, including furnace body and furnace gate, including ageing chamber in the furnace body, heating chamber and fan chamber, an inlet air channel group for placing aluminium alloy's ageing chamber one end is equipped with and heats the chamber intercommunication, and other end sealing connection has the furnace gate, ageing chamber's top still is equipped with first aviation baffle, be equipped with the ventilation clearance between first aviation baffle and the furnace gate, and be formed with the wind-guiding passageway between the top of first aviation baffle and ageing chamber's the top inner wall, ventilation clearance and ageing chamber intercommunication are passed through to the one end of wind-guiding passageway, the other end passes through circulating air inlet and circulating fan's air intake intercommunication, circulating fan fixes in the fan chamber, and its air outlet and heating chamber intercommunication, the utility model discloses heat conduction is fast, and can ensure that the inside temperature distribution of temperature in the stove is more even to guarantee the ageing.

Description

Aging furnace for aluminum profile production

Technical Field

The utility model relates to an ageing oven, especially an ageing oven is used in aluminium alloy production.

Background

The aging treatment refers to a heat treatment process that the alloy workpiece is subjected to solution treatment, cold plastic deformation or casting, and after forging, the alloy workpiece is placed at a higher temperature or kept at room temperature to change the performance, shape and size of the alloy workpiece along with time; the aluminum profile aging furnace is equipment in the aluminum profile heat treatment production process, and the extruded aluminum profile can be subjected to surface treatment processes such as electrophoresis, polishing, oxidation and the like after aging treatment.

At present, the aluminum profile industry is competitive, the extrusion yield is further improved along with the investment of various upgrading and transformation of companies, the requirement on the product quality is higher and higher, in order to improve the production efficiency and enable more materials to be aged within the same time, the furnace body is widened through generally adopted operation, the loading capacity is improved from 6 frames to 9 frames, and the problem that the uniformity of the temperature in the furnace is poor can be caused along with the improvement.

Therefore, an aging furnace for aluminum profile production is urgently needed, which has fast heat conduction and can ensure that the temperature inside the furnace is more uniformly distributed, thereby ensuring the aging quality of aluminum profiles.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an ageing furnace is used in aluminium alloy production, the heat conduction is fast, and can ensure that the inside temperature distribution of temperature in the stove is more even to guarantee the ageing quality of aluminium alloy.

The utility model provides a following technical scheme:

the utility model provides an ageing furnace is used in aluminium alloy production, including furnace body and furnace gate, including ageing chamber in the furnace body, heating chamber and fan chamber, an inlet air channel group for placing aluminium alloy ageing chamber one end be equipped with heating chamber intercommunication, and other end sealing connection has the furnace gate, ageing chamber's top still is equipped with first aviation baffle, be equipped with the ventilation clearance between first aviation baffle and the furnace gate, and be formed with the wind-guiding passageway between the top of first aviation baffle and ageing chamber's the top inner wall, ventilation clearance and ageing chamber intercommunication are passed through to the one end of wind-guiding passageway, the other end passes through circulating air inlet and circulating fan's air intake intercommunication, circulating fan fixes in the fan chamber, and its air outlet and heating chamber intercommunication.

Further, inlet air channel group includes the swivel becket, separate the frame, the motor chamber, driving motor and action wheel, be equipped with the ventilation cavity in the swivel becket, the ventilation cavity is equipped with a plurality of first vents towards the one end in ageing chamber, and the other end is equipped with annular wind channel, separate the frame and keep apart between ageing chamber and heating chamber, and the outside of swivel becket is equipped with and separates the rotation sliding ring that the frame rotation is connected, still be equipped with the second vent that can communicate with annular wind channel on the frame, and the swivel becket still is equipped with a plurality of blades that set up with first vent interval towards the one end in ageing chamber, the outside of swivel becket still is equipped with outer ring gear, the motor chamber sets up the one side in ageing chamber, and its driving motor's motor shaft stretches into in the time effect intracavity, it is rotatory through the drive action wheel, realize the rotation with.

Preferably, the rotating rings are in one group.

Preferably, the rotating rings are at least two groups which are concentrically arranged, the inner side of each rotating ring is also provided with an inner gear ring which can be meshed with the adjacent outer gear ring, and the outer gear ring on the rotating ring at the outermost side is meshed with the driving wheel.

Furthermore, a second air deflector is arranged in the heating cavity, the heating cavity is divided into two cavities by the second air deflector, the two cavities are respectively a first cavity for accommodating the heater and a second cavity adjacent to the air inlet channel group, and a channel gap for communicating the first cavity with the second cavity is further formed in one end, far away from the fan cavity, of the second air deflector.

The utility model has the advantages that: after the air current through circulating fan guide ageing cavity enters into the heating chamber heating, and return to ageing cavity through inlet air channel group, and because first aviation baffle will be cut apart into two parts with ageing cavity, consequently, the hot gas flow that gets into from inlet air channel group can pass through the ventilation clearance of ageing cavity through the other end and enter into circulating fan from first aviation baffle top, and under the supplementary diffusion of inlet air channel group, not only heat conduction speed is very fast, and can ensure that the inside temperature distribution of temperature in the stove is more even, thereby guarantee the ageing quality of aluminium alloy.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a sectional view of the structure of the present invention in embodiment 1;

fig. 2 is a sectional view of the structure of the present invention in embodiment 2;

notation in the figure: 100 is a furnace body, 200 is a furnace door, 1 is an aging cavity, 2 is a heating cavity, 3 is a fan cavity, 4 is a first air deflector, 5 is a ventilation gap, 6 is a circulating fan, 7 is a rotating ring, 8 is a spacer, 9 is a motor cavity, 10 is a driving motor, 11 is a driving wheel, 12 is a ventilation cavity, 13 is a first ventilation opening, 14 is an annular air duct, 15 is a rotating slip ring, 16 is a second ventilation opening, 17 is a blade, 18 is an outer gear ring, 19 is an inner gear ring, and 20 is a second air deflector.

Detailed Description

Example 1

As shown in fig. 1, a structural section view of ageing furnace for aluminum profile production, in this embodiment, including furnace body 100 and furnace gate 200, including ageing chamber 1 in the furnace body 100, heating chamber 2 and fan chamber 3, 1 one end of ageing chamber for placing the aluminum profile is equipped with the inlet air duct group with heating chamber 2 intercommunication, and other end sealing connection has furnace gate 200, ageing chamber 1's top still is equipped with first aviation baffle 4, be equipped with ventilation gap 5 between first aviation baffle 4 and the furnace gate 200, and be formed with the wind-guiding passageway between the top of first aviation baffle 4 and ageing chamber 1's the top inner wall, the one end of wind-guiding passageway is passed through ventilation gap 5 and is linked together with ageing chamber 1, the other end passes through circulation wind gap and circulating fan 6's air intake intercommunication, circulating fan 6 fixes at fan chamber 3, and its air outlet and heating chamber 2 intercommunication.

The air inlet channel group comprises a rotating ring 7, a separation frame 8, a motor cavity 9, a driving motor 10 and a driving wheel 11, a ventilation cavity 12 is arranged in the rotating ring 7, one end of the ventilation cavity 12 facing the aging cavity 1 is provided with a plurality of first ventilation openings 13, and the other end is provided with an annular air duct 14, the partition frame 8 is isolated between the aging chamber 1 and the heating chamber 2, and the outer side of the rotating ring 7 is provided with a rotating slip ring 15 which is rotationally connected with the separation frame 8, the separation frame 8 is also provided with a second ventilation opening 16 which can be communicated with the annular air duct 14, and one end of the rotating ring 7 facing the aging cavity 1 is also provided with a plurality of blades 17 which are arranged at intervals with the first ventilation opening 13, the outer side of the rotating ring 7 is also provided with an outer gear ring 18, the motor cavity 9 is arranged at one side of the aging cavity 1, and the motor shaft of the driving motor 10 in the motor cavity extends into the aging cavity 1, the rotation of the external gear ring 18 meshed with the driving wheel 11 is realized by driving the driving wheel 11 to rotate; the rotating rings 7 are arranged in three groups concentrically, the inner side of each rotating ring 7 is also provided with an inner gear ring 19 which can be meshed with the adjacent outer gear ring 18, and the outer gear ring 18 on the rotating ring 7 at the outermost side is meshed with the driving wheel 11;

because the heated air current can enter the aging cavity through the second vent 16, the annular air duct 14 and the first vent 13, and the driving motor can drive the rotating ring 7 to rotate, the blades on the rotating ring can quickly diffuse the air current slowly radiated to the aging cavity, so that the heat conduction speed is higher, and the effect of more uniform temperature distribution inside the furnace can be ensured.

The heating cavity 2 is further internally provided with a second air deflector 20, the heating cavity 2 is divided into two cavities by the second air deflector 20, the two cavities are respectively a first cavity for accommodating the heater and a second cavity adjacent to the air inlet channel group, and one end of the second air deflector 20, which is far away from the fan cavity 3, is further provided with a channel gap 5 for communicating the first cavity with the second cavity.

Example 2

As shown in fig. 2, a structural cross-sectional view of an aging oven for aluminum profile production differs from that of embodiment 1 in that: the rotating rings are in a group, heated airflow can enter the aging cavity through the second vent 16, the annular air duct 14 and the first vent 13, and the driving motor can drive the rotating rings 7 to rotate, so that the blades on the rotating rings can quickly diffuse the airflow slowly radiating to the aging cavity, and the effects of higher heat conduction speed and more uniform temperature distribution inside the furnace can be achieved.

The utility model discloses a theory of operation is: after the air current in the ageing chamber 1 is guided to enter into the heating chamber 2 through the circulating fan 7 for heating, and return to the ageing chamber 1 through the air inlet channel group, and because two parts are cut apart into with the ageing chamber to first aviation baffle 4, consequently, the hot gas flow that gets into from the air inlet channel group can pass through the ventilation clearance of ageing chamber through the other end and enter into circulating fan from first aviation baffle top, and under the supplementary diffusion of air inlet channel group, not only heat conduction speed is very fast, and can ensure that the inside temperature distribution of temperature in the stove is more even, thereby guarantee the ageing quality of aluminium alloy.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an ageing furnace is used in aluminium alloy production, its characterized in that, includes furnace body and furnace gate, including ageing chamber, heating chamber and fan chamber in the furnace body for the ageing chamber one end of placing the aluminium alloy be equipped with the inlet air duct group of heating chamber intercommunication, and other end sealing connection has the furnace gate, the top in ageing chamber still is equipped with first aviation baffle, first aviation baffle with be equipped with the ventilation clearance between the furnace gate, just the top of first aviation baffle with be formed with the wind-guiding passageway between the top inner wall in ageing chamber, the one end of wind-guiding passageway is passed through the ventilation clearance with ageing chamber intercommunication, the other end passes through circulation wind gap and circulating fan's air intake intercommunication, circulating fan fixes the fan chamber, and its air outlet with heating chamber intercommunication.

2. The aging furnace for aluminum profile production as claimed in claim 1, wherein the air intake channel group comprises a rotating ring, a partition frame, a motor cavity, a driving motor and a driving wheel, a ventilation cavity is arranged in the rotating ring, one end of the ventilation cavity facing the aging cavity is provided with a plurality of first ventilation openings, the other end of the ventilation cavity is provided with an annular air duct, the partition frame is isolated between the aging cavity and the heating cavity, the outer side of the rotating ring is provided with a rotating slip ring which is rotatably connected with the partition frame, the partition frame is further provided with a second ventilation opening which can be communicated with the annular air duct, one end of the rotating ring facing the aging cavity is further provided with a plurality of blades which are arranged at intervals with the first ventilation openings, the outer side of the rotating ring is further provided with an outer gear ring, the motor cavity is arranged at one side of the aging cavity, and the motor shaft of the driving motor in the motor cavity extends into the aging cavity, the rotation of the outer gear ring meshed with the driving wheel is realized by driving the driving wheel to rotate.

3. The aging furnace for producing aluminum profiles as claimed in claim 2, characterized in that the rotating rings are in a group.

4. The aging furnace for aluminum profile production according to claim 2, wherein the rotating rings are at least two groups concentrically arranged, the inner side of each rotating ring is further provided with an inner gear ring capable of being meshed with the adjacent outer gear ring, and the outer gear ring on the outermost rotating ring is meshed with the driving wheel.

5. The aging furnace for aluminum profile production according to claim 1, wherein a second air deflector is further arranged in the heating cavity, the heating cavity is divided into two cavities by the second air deflector, the two cavities are respectively a first cavity for accommodating the heater and a second cavity adjacent to the air inlet channel group, and a channel gap for communicating the first cavity with the second cavity is further arranged at one end, far away from the fan cavity, of the second air deflector.