CN211142097U

CN211142097U - Aluminum alloy aging furnace

Info

Publication number: CN211142097U
Application number: CN201922127647.1U
Authority: CN
Inventors: 曹继荣
Original assignee: Foshan Autech Engineering Co ltd
Current assignee: Foshan Autech Engineering Co ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-07-31
Anticipated expiration: 2029-11-29

Abstract

The utility model discloses an aluminum alloy aging furnace used in aluminum alloy manufacturing technology, which comprises a furnace body; a cavity is arranged in the furnace body; a feed inlet and a discharge outlet are arranged on the furnace body; the cavity is divided into a heating area and a heat supply area from top to bottom; the heating area and the heat supply area are mutually isolated; a heat conducting pipeline is arranged in the heat supply area; one end port of the heat conducting pipeline is connected with a combustion device, and the other end of the heat conducting pipeline penetrates through the inner wall of the furnace body and is communicated with the outside air; the furnace body is provided with a hot outlet and a cold inlet which are respectively communicated with the heating area, and is also provided with a hot inlet and a cold outlet which are respectively communicated with the heating area; the circulating machine is also included; the circulating machine comprises an air inlet communicated with the heat outlet and an air outlet communicated with the heat inlet; this application provides an aluminum alloy aging oven's structure promptly, and it has effectively solved the technical problem that aluminum alloy made technical field existence, avoids the product to produce surface defects such as water mark, corruption, improves the surface quality of product, has fine practicality.

Description

Aluminum alloy aging furnace

Technical Field

The utility model relates to an aluminum alloy makes technical field, particularly, relates to an aluminum alloy aging oven.

Background

In the production process of the aluminum profile, the aluminum profile needs to be subjected to aging heat treatment after extrusion forming so as to obtain better mechanical properties of the aluminum profile. Aging heat treatment refers to a heat treatment process in which an alloy workpiece is subjected to solution treatment, cold plastic deformation or casting and forging, and then is placed at a higher temperature or room temperature to change the properties, shape and size of the alloy workpiece with time. The purpose of aging treatment is to eliminate the internal stress of the workpiece, stabilize the structure and size, improve the mechanical property and the like. If an aging treatment process of heating the workpiece to a higher temperature and carrying out aging treatment in a shorter time is adopted, the process is called artificial aging treatment; aging that occurs when a workpiece is left to stand at room temperature or under natural conditions for a long period of time is called natural aging. Typical or common prior art techniques are:

for example, CN107354281A discloses an aluminum alloy aging furnace, which can ensure stable temperature rise of a furnace chamber and uniform heating of a workpiece, fully utilizes the heat of a heating device, improves the heating efficiency of the aluminum alloy aging furnace, and reduces energy consumption. Another typical aluminum alloy aging furnace disclosed in CN107354281A can ensure stable temperature rise of a furnace chamber and uniform heating of a workpiece, fully utilizes the heat of a heating device, improves the heating efficiency of the aluminum alloy aging furnace, and reduces energy consumption. Referring to the prior art of CN104372135A, the invention provides an aluminum profile aging oven, which is provided with a plurality of layers of hopper-shaped material doors, so that heat in the oven body is uniformly distributed, the aging quality of aluminum profiles is ensured, hot air can be recycled, and energy waste is reduced.

In summary, through the mass search of the applicant, it is found that in the existing artificial aging treatment process, the workpiece is subjected to aging treatment for a long time, and the heating and heat preservation temperatures need to be strictly controlled, so that an ideal strengthening effect can be obtained, and moreover, the aging furnace used by people controls the temperature required by the aging treatment in a flame heating mode, but a large amount of water vapor is generated by burning natural gas, so that the surface quality of the product is seriously affected, and the surface defects of the product, such as water marks, corrosion and the like, can be generated. Therefore, there is a need to develop or improve an aluminum alloy aging furnace to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an aluminum alloy aging oven is in order to solve the problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an aluminum alloy aging furnace is characterized by comprising a furnace body; a cavity is arranged in the furnace body; a feed inlet and a discharge outlet which are respectively communicated with the cavity are arranged on the furnace body; the cavity is internally divided into a heating area for heating the aluminum alloy and a heat supply area for providing heat energy from top to bottom; the heating area and the heat supply area are mutually isolated; a heat conducting pipeline is arranged in the heat supply area; one end opening of the heat conduction pipeline is connected with a combustion device, and the other end of the heat conduction pipeline penetrates through the inner wall of the furnace body and is communicated with the outside air; the furnace body is provided with a hot outlet and a cold inlet which are respectively communicated with the heating area, and is also provided with a hot inlet and a cold outlet which are respectively communicated with the heat supply area; the circulating machine is also included; the circulator comprises an air inlet communicated with the heat outlet and an air outlet communicated with the heat inlet; the heat energy sequentially passes through the heat conducting pipeline, the hot outlet, the air inlet, the air outlet, the hot inlet, the heating area, the cold outlet and the cold inlet to form a hot loop flow channel.

Preferably, an inner container block for preventing heat energy from leaking is further arranged in the cavity; and a space communicated with the feed inlet and the discharge outlet is arranged in the inner container.

Preferably, an opening is formed in one end face of the furnace body; the opening is provided with a furnace door which can be turned over and covers the opening; the feed inlet is formed on the furnace door.

Preferably, an insulating layer which is in air-tight fit with the opening of the feed port is arranged on one end face, facing the opening, of the furnace door.

Preferably, the furnace door is hinged with the furnace body; the furnace door is also provided with a clamping block; the furnace body is provided with a locking block which is connected with the buckling block in a clamping manner and used for locking the furnace door.

Preferably, the furnace body is provided with a through hole communicated with the heating zone; a temperature measuring device is inserted in the through hole; the temperature measuring device comprises a temperature-sensitive block for measuring temperature and a protective sleeve sleeved on the temperature-sensitive block; the protective sleeve comprises an outer layer of a corundum protective sleeve layer and an inner layer of a heat-conducting carbon silicon layer, and the length of the heat-conducting carbon silicon layer is greater than that of the corundum protective sleeve layer.

Preferably, the furnace body is provided with a support frame for erecting the temperature measuring device; the support frame is arranged at the through hole; the support frame is a flange plate; the outer contour of the flange plate is disc-shaped, and a channel is arranged at the center of the circle of the flange plate; the protective sleeve is inserted into the channel; the surface of the flange plate is also provided with a plurality of screw holes for inserting bolts to fix the flange plate on the outer surface of the furnace body; the outer surface of the furnace body is fixedly connected with the flange through bolts and nuts inserted in the screw holes.

The utility model discloses the beneficial effect who gains is:

1. the invention has reasonable design, prevents water vapor in the heat supply area from entering the heating area, avoids the surface defects of water stain, corrosion and the like of the product and improves the surface quality of the product.

2. The circulating machine is arranged, so that the heat energy in the furnace body flows, and the heating efficiency is ensured.

3. The invention has the advantages of simple structure, strong practicability, strong user experience and convenient popularization.

Drawings

The invention will be further understood from the following description in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.

FIG. 1 is a schematic structural diagram of an aluminum alloy aging furnace according to embodiments 1-2 of the present invention;

FIG. 2 is a second schematic structural view of an aluminum alloy aging furnace according to embodiments 1-2 of the present invention;

FIG. 3 is a schematic diagram of an explosion structure of an aluminum alloy aging furnace according to embodiments 1-2 of the present invention;

FIG. 4 is a schematic view of the internal structure of an aluminum alloy aging furnace according to embodiments 1-2 of the present invention;

FIG. 5 is a schematic view of a temperature measuring device of an aluminum alloy aging furnace according to embodiments 1-2 of the present invention.

Description of reference numerals: 1-furnace body; 2-a feed inlet; 3-discharging port; 4-heating zone; 5-a heat supply zone; 6-heat conducting pipeline; 7-a combustion device; 8-a hot outlet; 9-a cold inlet; 10-a heat inlet; 11-a cold outlet; 12-a circulator; 13-inner container block; 14-oven door; 15-insulating layer; 16-a snap block; 17-a locking block; 18-a temperature measuring device; 19-a heat-sensitive block; 20-corundum protective sleeve layer; 21-a thermally conductive carbon silicon layer; 22-a support frame; 23-a bolt; 24-a nut; 25-a movable plate; 26-fixing plate; 27-a chute; 28-a limiting block.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

In order to make the objects, technical solutions and advantages of the present invention more clearly apparent, the present invention will be further described in detail with reference to the following embodiments thereof; it should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Other systems, methods, and/or features of the present embodiments will become apparent to those skilled in the art upon review of the following detailed description. It is intended that all such additional systems, methods, features and advantages be included within this description, be within the scope of the invention, and be protected by the accompanying claims. Additional features of the disclosed embodiments are described in, and will be apparent from, the detailed description that follows.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", etc., indicating directions or positional relationships based on those shown in the drawings, it is only for convenience of description and simplicity of description, but not for indicating or implying that the indicated device or component must have a specific direction, be constructed in a specific direction, and operate, and therefore the terms describing the positional relationships in the drawings are used for illustrative purposes only and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the above terms according to specific situations.

The first embodiment is as follows:

an aluminum alloy aging furnace as shown in fig. 1-5 comprises a furnace body 1; a cavity is arranged in the furnace body 1; a feed inlet 2 and a discharge outlet 3 which are respectively communicated with the cavity are arranged on the furnace body 1; the cavity is internally divided into a heating area 4 for heating aluminum alloy and a heat supply area 5 for providing heat energy from top to bottom; the heating zone 4 and the heat supply zone 5 are isolated from each other; a heat conducting pipeline 6 is arranged in the heat supply area 5; one port of the heat conduction pipeline 6 is connected with a combustion device 7, and the other end of the heat conduction pipeline passes through the inner wall of the furnace body 1 and is communicated with the outside air; the furnace body 1 is provided with a hot outlet 8 and a cold inlet 9 which are respectively communicated with the heating area 4, and is also provided with a hot inlet 10 and a cold outlet 11 which are respectively communicated with the heat supply area 5; a circulating machine 12; the circulator 12 comprises an air inlet communicated with the heat outlet 8 and an air outlet communicated with the heat inlet 10; the heat energy sequentially passes through the heat conducting pipeline 6, the hot outlet 8, the air inlet, the air outlet, the hot inlet 10, the heating area 4, the cold outlet 11 and the cold inlet 9 to form a hot loop flow channel.

In order to reduce the loss of heat energy, an inner container block 13 for preventing heat energy from leaking is further arranged in the cavity in embodiment 1; and a space communicated with the feed inlet 2 and the discharge outlet 3 is arranged in the inner container block 13.

Meanwhile, in order to reduce the heat loss by matching with the use of the inner container block 13 in the furnace body 1, an opening is formed in one end face of the furnace body 1 in the embodiment 1; the opening is provided with a furnace door 14 which can be turned over and covers the opening; the feed inlet 2 is formed on the furnace door 14; and an insulating layer 15 which is in air-tight fit with the opening of the feed port 2 is arranged on one end face, facing the opening, of the furnace door 14.

In order to facilitate the putting of aluminum alloy and ensure the air-tight fit between the furnace door 14 and the furnace body 1, the furnace door 14 in the embodiment 1 is hinged with the furnace body 1; the furnace door 1 is also provided with a clamping block 16; the furnace body 1 is provided with a locking block 17 which is connected with the buckle block 16 in a clamping manner and used for locking the furnace door 14.

As shown in fig. 5, in order to facilitate the detection of the temperature inside the furnace body 14 by the staff without opening the furnace door 14, the furnace body in this embodiment 1 is provided with a through hole communicated with the heating area 4; a temperature measuring device 18 is inserted in the through hole; the temperature measuring device 18 comprises a temperature-sensitive block 19 for measuring temperature and a protective sleeve sleeved on the temperature-sensitive block 19; the protective sleeve comprises an outer layer of a corundum protective sleeve layer 20 and an inner layer of a heat conducting carbon silicon layer 21, and the length of the heat conducting carbon silicon layer 21 is larger than that of the corundum protective sleeve layer 20.

Moreover, in order to better fix the temperature measuring device 18, the furnace body 1 in the embodiment 1 is provided with a support frame 22 for erecting the temperature measuring device 18; the supporting frame 22 is arranged at the through hole; the support frame 22 is a flange plate; the outer contour of the flange plate is disc-shaped, and a channel is arranged at the center of the circle of the flange plate; the protective sleeve is inserted into the channel; the surface of the flange plate is also provided with a plurality of screw holes for inserting bolts 23 to fix the flange plate on the outer surface of the furnace body 1; the outer surface of the furnace body 1 and the flange are fixedly connected through bolts 23 and nuts 24 inserted in the screw holes.

Firstly, a heating zone 4 and a heat supply zone 5 which are mutually independent are arranged in a cavity of a furnace body 1; the heat conducting pipeline 6 is heated under the action of a combustion device 7 through the heat conducting pipeline 6 in the heat supply area 5; further, under the action of the circulation machine 12, the heat energy sequentially passes through the heat conduction pipeline 6, the hot outlet 8, the air inlet, the air outlet, the hot inlet 10, the heating area 4, the cold outlet 11 and the cold inlet 9, so that the heating of the aluminum alloy in the heating area 4 is realized. However, the heating area 4 and the heat supply area 5 are independent, so that water vapor generated by the heat supply area 5 cannot enter the heating area 4, surface defects such as water marks and corrosion of the aluminum alloy product are avoided, and the surface quality of the product is improved.

Example two:

an aluminum alloy aging furnace as shown in fig. 1-5 comprises a furnace body 1; a cavity is arranged in the furnace body 1; a feed inlet 2 and a discharge outlet 3 which are respectively communicated with the cavity are arranged on the furnace body 1; the cavity is internally divided into a heating area 4 for heating aluminum alloy and a heat supply area 5 for providing heat energy from top to bottom; the heating zone 4 and the heat supply zone 5 are isolated from each other; a heat conducting pipeline 6 is arranged in the heat supply area 5; one port of the heat conduction pipeline 6 is connected with a combustion device 7, and the other end of the heat conduction pipeline passes through the inner wall of the furnace body 1 and is communicated with the outside air; the furnace body 1 is provided with a hot outlet 8 and a cold inlet 9 which are respectively communicated with the heating area 4, and is also provided with a hot inlet 10 and a cold outlet 11 which are respectively communicated with the heat supply area 5; a circulating machine 12; the circulator 12 comprises an air inlet communicated with the heat outlet 8 and an air outlet communicated with the heat inlet 10; the heat energy sequentially passes through the heat conducting pipeline 6, the hot outlet 8, the air inlet, the air outlet, the hot inlet 10, the heating area 4, the cold outlet 11 and the cold inlet 9 to form a hot loop flow channel. Wherein the circulator 12 can be a blower, a circulating air flow machine, or the like.

In example 2, in order to better feed the aluminum profile into the furnace body; the device also comprises a bearing plate group; the bearing plate group is positioned outside the furnace body 1, and one end of the bearing plate group extends to the feed port 2; the receiving plate set comprises a movable plate 25 and a fixed plate 26; the fixed plate 26 is fixed on the feed port 2, and the movable plate 25 can reciprocate along the fixed plate 26, so that the movable plate 25 and the fixed plate 26 can be staggered to increase the overall length, and the movable plate 25 and the fixed plate 26 can be overlapped to reduce the occupied space; the movable plate 25 is provided with a sliding chute 27; a limiting block 28 for limiting the motion state of the movable plate 25 is arranged in the sliding groove 27.

In order to reduce the loss of heat energy, an inner container block 13 for preventing heat energy from leaking is further arranged in the cavity in embodiment 2; and a space communicated with the feed inlet 2 and the discharge outlet 3 is arranged in the inner container block 13.

Meanwhile, in order to reduce the heat loss by matching with the use of the inner container block 13 in the furnace body 1, an opening is formed in one end face of the furnace body 1 in the embodiment 2; the opening is provided with a furnace door 14 which can be turned over and covers the opening; the feed inlet 2 is formed on the furnace door 14; and an insulating layer 15 which is in air-tight fit with the feed inlet 2 is arranged on one end face, facing the opening, of the furnace door 14.

In order to facilitate the putting of aluminum alloy and ensure the air-tight fit between the furnace door 14 and the furnace body 1, the furnace door 14 in the embodiment 2 is hinged with the furnace body 1; the furnace door 1 is also provided with a clamping block 16; the furnace body 1 is provided with a locking block 17 which is connected with the buckle block 16 in a clamping manner and used for locking the furnace door 14.

As shown in fig. 5, in order to facilitate the detection of the temperature inside the furnace body 14 by the staff without opening the furnace door 14, the furnace body in this embodiment 2 is provided with a through hole communicated with the heating area 4; a temperature measuring device 18 is inserted in the through hole; the temperature measuring device 18 comprises a temperature-sensitive block 19 for measuring temperature and a protective sleeve sleeved on the temperature-sensitive block 19; the protective sleeve comprises an outer layer of a corundum protective sleeve layer 20 and an inner layer of a heat conducting carbon silicon layer 21, and the length of the heat conducting carbon silicon layer 21 is larger than that of the corundum protective sleeve layer 20.

Moreover, in order to better fix the temperature measuring device 18, the furnace body 1 in the embodiment 2 is provided with a support frame 22 for erecting the temperature measuring device 18; the supporting frame 22 is arranged at the through hole; the support frame 22 is a flange plate; the outer contour of the flange plate is disc-shaped, and a channel is arranged at the center of the circle of the flange plate; the protective sleeve is inserted into the channel; the surface of the flange plate is also provided with a plurality of screw holes for inserting bolts 23 to fix the flange plate on the outer surface of the furnace body 1; the outer surface of the furnace body 1 and the flange are fixedly connected through bolts 23 and nuts 24 inserted in the screw holes.

Although the invention has been described above with reference to various embodiments, it should be understood that many changes and modifications may be made without departing from the scope of the invention. That is, the methods, systems, and devices discussed above are examples. Various configurations may omit, substitute, or add various procedures or components as appropriate. For example, in alternative configurations, the methods may be performed in an order different than that described, and/or various components may be added, omitted, and/or combined. Moreover, features described with respect to certain configurations may be combined in various other configurations, as different aspects and elements of the configurations may be combined in a similar manner. Further, elements therein may be updated as technology evolves, i.e., many elements are examples and do not limit the scope of the disclosure or claims.

Specific details are given in the description to provide a thorough understanding of the exemplary configurations including implementations. However, configurations may be practiced without these specific details, for example, well-known circuits, processes, algorithms, structures, and techniques have been shown without unnecessary detail in order to avoid obscuring the configurations. This description provides example configurations only, and does not limit the scope, applicability, or configuration of the claims. Rather, the foregoing description of the configurations will provide those skilled in the art with an enabling description for implementing the described techniques. Various changes may be made in the function and arrangement of elements without departing from the spirit or scope of the disclosure.

It is intended that the foregoing detailed description be regarded as illustrative rather than limiting, and that it be understood that it is the following claims, including all equivalents, that are intended to define the spirit and scope of this invention. The above examples are to be understood as merely illustrative of the present invention and not as limiting the scope of the invention. After reading the description of the present invention, the skilled person can make various changes or modifications to the present invention, and these equivalent changes and modifications also fall within the scope of the present invention defined by the claims.

Claims

1. An aluminum alloy aging furnace is characterized by comprising a furnace body; a cavity is arranged in the furnace body; a feed inlet and a discharge outlet which are respectively communicated with the cavity are arranged on the furnace body; the cavity is internally divided into a heating area for heating the aluminum alloy and a heat supply area for providing heat energy from top to bottom; the heating area and the heat supply area are mutually isolated; a heat conducting pipeline is arranged in the heat supply area; one end opening of the heat conduction pipeline is connected with a combustion device, and the other end of the heat conduction pipeline penetrates through the inner wall of the furnace body and is communicated with the outside air; the furnace body is provided with a hot outlet and a cold inlet which are respectively communicated with the heating area, and is also provided with a hot inlet and a cold outlet which are respectively communicated with the heat supply area; the circulating machine is also included; the circulator comprises an air inlet communicated with the heat outlet and an air outlet communicated with the heat inlet; the heat energy sequentially passes through the heat conducting pipeline, the hot outlet, the air inlet, the air outlet, the hot inlet, the heating area, the cold outlet and the cold inlet to form a hot loop flow channel.

2. The aluminum alloy aging furnace according to claim 1, wherein an inner container block for preventing heat energy leakage is further arranged in the cavity; and a space communicated with the feed inlet and the discharge outlet is arranged in the inner container.

3. The aluminum alloy aging furnace according to claim 2, wherein an opening is provided at one end face of the furnace body; the opening is provided with a furnace door which can be turned over and covers the opening; the feed inlet is formed on the furnace door.

4. The aluminum alloy aging furnace according to claim 3, wherein an insulating layer which is in air-tight fit with the feed inlet is arranged on one end face of the furnace door facing the opening.

5. The aluminum alloy aging furnace according to claim 3, wherein the furnace door is hinged with the furnace body; the furnace door is also provided with a clamping block; the furnace body is provided with a locking block which is connected with the buckling block in a clamping manner and used for locking the furnace door.

6. The aluminum alloy aging furnace according to claim 1, wherein the furnace body is provided with a through hole communicated with the heating zone; a temperature measuring device is inserted in the through hole; the temperature measuring device comprises a temperature-sensitive block for measuring temperature and a protective sleeve sleeved on the temperature-sensitive block; the protective sleeve comprises an outer layer of a corundum protective sleeve layer and an inner layer of a heat-conducting carbon silicon layer, and the length of the heat-conducting carbon silicon layer is greater than that of the corundum protective sleeve layer.

7. The aluminum alloy aging furnace according to claim 6, wherein a support frame for erecting the temperature measuring device is arranged on the furnace body; the support frame is arranged at the through hole; the support frame is a flange plate; the outer contour of the flange plate is disc-shaped, and a channel is arranged at the center of the circle of the flange plate; the protective sleeve is inserted into the channel; the surface of the flange plate is also provided with a plurality of screw holes for inserting bolts to fix the flange plate on the outer surface of the furnace body; the outer surface of the furnace body is fixedly connected with the flange through bolts and nuts inserted in the screw holes.