阅读说明：本技术 一种热处理炉六面体加热装置 (Hexahedron heating device of heat treatment furnace ) 是由 陈志海 于 2021-09-14 设计创作，主要内容包括：本发明属于加热装置技术领域,公开了一种热处理炉六面体加热装置,包括炉体,所述炉体连接有安装支架,所述安装支架安装有装置主体,所述装置主体外形呈六面体,所述装置主体截面呈矩形,所述装置主体包括前部发热体、上部发热体、后部发热体、左部发热体、右部发热体、底部发热体、料架和发热丝挂架,所述前部发热体、上部发热体、后部发热体、左部发热体、右部发热体、底部发热体均匹配安装有高精度热电偶,所述发热丝挂架挂置有发热丝,所述发热丝通过所述发热丝挂架吊挂固定于所述前部发热体、上部发热体、后部发热体、左部发热体、右部发热体和底部发热体,所述发热丝连接有引出电极,所述引出电极连接有加热电源。(The invention belongs to the technical field of heating devices, and discloses a hexahedral heating device of a heat treatment furnace, which comprises a furnace body, wherein the furnace body is connected with a mounting bracket, a device main body is mounted on the mounting bracket, the appearance of the device main body is hexahedral, the cross section of the device main body is rectangular, the device main body comprises a front heating element, an upper heating element, a rear heating element, a left heating element, a right heating element, a bottom heating element, a material rest and a heating wire hanging frame, the front heating element, the upper heating element, the rear heating element, the left heating element, the right heating element and the bottom heating element are respectively matched and mounted with a high-precision thermocouple, a heating wire is hung on the heating wire hanging frame, and the heating wire is hung and fixed on the front heating element, the upper heating element, the rear heating element, the left heating element, the right heating element and the bottom heating element through the heating wire hanging frame, the heating wire is connected with an extraction electrode, and the extraction electrode is connected with a heating power supply.)

1. The utility model provides a hexahedron heating device of heat treatment furnace, includes furnace body (1), its characterized in that: furnace body (1) is connected with installing support (101), device main part (3) are installed to installing support (101), device main part (3) appearance is the hexahedron, device main part (3) cross-section is the rectangle, device main part (3) are including anterior heat-generating body (5), upper portion heat-generating body (6), rear portion heat-generating body (8), left part heat-generating body (9), right part heat-generating body (11), bottom heat-generating body (12), work or material rest (7) and heater stores pylon (10), anterior heat-generating body (5), upper portion heat-generating body (6), rear portion heat-generating body (8), left part heat-generating body (9), right part heat-generating body (11), bottom heat-generating body (12) all match and install the high accuracy thermocouple, heater (102) have been hung to heater stores pylon (10), heater (102) pass through heater stores pylon (10) hang and is fixed in anterior heat-generating body (5), The heating device comprises an upper heating body (6), a rear heating body (8), a left heating body (9), a right heating body (11) and a bottom heating body (12), wherein the heating wire (102) is connected with an extraction electrode (2), and the extraction electrode (2) is connected with a heating power supply.

2. The hexahedral heating apparatus of the heat treatment furnace according to claim 1, wherein: the mounting bracket (101) is fixed on the furnace body (1) in a slidable mounting manner.

3. The hexahedral heating apparatus of the heat treatment furnace according to claim 2, wherein: the mounting bracket (101) has a telescopic adjusting function.

4. The hexahedral heating apparatus of the heat treatment furnace according to claim 3, wherein: the heating wire (102) is hinged into a cylindrical shape by adopting a plurality of heating wires.

5. The hexahedral heating apparatus of the heat treatment furnace according to claim 4, wherein: the front heating element (5), the upper heating element (6), the rear heating element (8), the left heating element (9), the right heating element (11) and the bottom heating element (12) can be detachably mounted.

6. The hexahedral heating apparatus of the heat treatment furnace according to claim 5, wherein: the installation positions of the front heating element (5), the upper heating element (6), the rear heating element (8), the left heating element (9), the right heating element (11) and the bottom heating element (12) are provided with slide rails.

7. The hexahedral heating apparatus of the heat treatment furnace according to claim 6, wherein: and a heat insulation material is filled between the furnace body (1) and the device main body (3).

8. The hexahedral heating apparatus of the heat treatment furnace according to claim 7, wherein: the front heating element (5), the upper heating element (6), the rear heating element (8), the left heating element (9), the right heating element (11) and the bottom heating element (12) are installed in a splicing mode.

Technical Field

The invention belongs to the technical field of heating devices, and particularly relates to a hexahedron heating device of a heat treatment furnace.

Background

With the development and progress of science and technology, the requirements of people for things are changed from old thinking that people can use things as things to be quite fine and smooth, and only with the continuous progress or innovation conception, a new form is generated to improve the added value of the product, so that people can live under the test of intense market competition.

At present, in domestic vacuum heat treatment heating furnaces, a heating device in the furnace mostly adopts a circular horizontal or vertical structure, and two end parts adopt metal screens for heat preservation and heat insulation. The barrel of the heating device is generally arranged to be heated and controlled in front, middle and rear three areas, and the two end parts are not generally arranged with heating bodies under the influence of structure, safety and use convenience. The main problem that this structure exists is that the accuse temperature precision is not high, and the whole temperature uniformity of furnace is not very ideal, if the very high condition of hot field temperature uniformity demand by the heating product, this equipment can not satisfy the user demand. Or protective gas is needed to be introduced and then the heat exchange fan is used for carrying out gas stirring on the thermal field, so that the temperature uniformity requirement is met. Therefore, the manufacturing difficulty and cost of the heat treatment furnace are increased invisibly, the use cost of a user is increased, the mode of improving the temperature uniformity in a gas stirring mode has limitation, and not all products can be subjected to heat treatment production in the mode. If the product can not meet the technological requirement index, the product performance is unqualified or the qualification rate is very low, and huge loss is caused to users.

Meanwhile, the heating chamber with a circular structure has low space utilization rate and low equipment space utilization rate at the position far away from the center in the diameter direction, so that the efficiency is low, and the production cost of products is increased.

Disclosure of Invention

In view of the problems raised by the above background art, the present invention is directed to: aiming at providing a hexahedron heating device of a heat treatment furnace.

In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:

a hexahedron heating device of a heat treatment furnace comprises a furnace body, wherein the furnace body is connected with a mounting bracket, the mounting bracket is provided with a device main body, the device main body is hexahedron in appearance, the cross section of the device main body is rectangular, the device main body comprises a front heating element, an upper heating element, a rear heating element, a left heating element, a right heating element, a bottom heating element, a material rest and a heating wire hanging frame, the front heating element, the upper heating element, the rear heating element, the left heating element, the right heating element and the bottom heating element are respectively provided with a high-precision thermocouple in a matching way, a heating wire is hung on the heating wire hanging frame, the heating wire is fixed on the front heating element, the upper heating element, the rear heating element, the left heating element, the right heating element and the bottom heating element through the heating wire hanging frame, the heating wire is connected with a leading-out electrode, the leading-out electrode is connected with a heating power supply.

Further, the mounting bracket is fixed on the furnace body in a slidable mounting mode, and the position of the mounting bracket can be adjusted due to the design, so that the mounting bracket is easily adapted to device main bodies with different specifications.

Further, the mounting bracket has a telescopic adjusting function, and the mounting position of the device main body is adjusted through the design.

The heating wire is further limited to be hinged into a cylindrical shape by adopting a plurality of strands of heating wires, the design ensures that the matching of the heating element in each area and the heating power is more reasonable, and the structure has the characteristics of strong thermal deformation resistance, high strength, large heat conduction area, strong cold and hot alternation resistance and long service life.

Further inject, front portion heat-generating body, upper portion heat-generating body, rear portion heat-generating body, left part heat-generating body, right part heat-generating body and bottom heat-generating body all can be dismantled the installation, and such design is convenient for maintain and change parts, reduces whole scrap probability.

Further inject, front portion heat-generating body, upper portion heat-generating body, rear portion heat-generating body, left part heat-generating body, right part heat-generating body and bottom heat-generating body mounted position are equipped with the slide rail, and such design, convenient to detach and position adjustment are convenient for heat the particular position.

Further inject, it has the insulation material to fill between the furnace body and the device main part, and such design, it is effectual to keep warm.

Further limit, installation is carried out with the mode of concatenation to anterior heat-generating body, upper portion heat-generating body, rear portion heat-generating body, left part heat-generating body, right part heat-generating body and bottom heat-generating body, and such design is convenient for cooperate the installation.

The invention has the following beneficial effects:

1. the internal structure of the hexahedron of the device main body is closer to an effective hot area, the utilization rate of the space of the hot area is obviously improved by 27 percent, more heat treatment products can be placed in each furnace, the production efficiency of the products is improved, and the production cost is further reduced;

2. the thermal field has good temperature uniformity, and the thermal field can be better controlled due to the realization of independent temperature control of six areas, so that the temperature uniformity of the thermal field of the heat treatment furnace using the structural form can be kept at +/-5 ℃ for a long time, the service life of a heating device is prolonged, and the production and use cost of a user is reduced;

3. the invention is more energy-saving, and the temperature gradient can be quickly and stably adjusted according to the process requirements by adjusting the heating power in the heat treatment stage according to different heat treatment process stages, thereby improving the utilization efficiency of the heating power and reducing the useless loss of the electric power;

4. the invention has great improvement effect on the performance index of the product, stabilizes excellent thermal field uniformity and temperature control accuracy, can better control the grain growth of the heat treatment product, is beneficial to generating more stable metallographic structure and improves the performance index of the product;

drawings

The invention is further illustrated by the non-limiting examples given in the accompanying drawings;

FIG. 1 is a schematic structural view of a hexahedral heating apparatus of a heat treatment furnace according to an embodiment of the present invention;

FIG. 2 is a schematic side sectional view of a hexahedral heating apparatus of a heat treatment furnace according to an embodiment of the present invention;

FIG. 3 is a schematic sectional view of a hexahedral heating apparatus of a heat treatment furnace according to an embodiment of the present invention;

the main element symbols are as follows:

the heating device comprises a furnace body 1, a mounting bracket 101, a heating wire 102, a leading-out electrode 2, a device main body 3, a front heating body 5, an upper heating body 6, a rear heating body 8, a left heating body 9, a heating wire hanger 10, a right heating body 11 and a bottom heating body 12.

Detailed Description

In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.

As shown in figures 1, 2 and 3, the hexahedral heating device of the heat treatment furnace comprises a furnace body 1, the furnace body 1 is connected with a mounting bracket 101, the mounting bracket 101 is provided with a device main body 3, the device main body 3 is hexahedral, the cross section of the device main body 3 is rectangular, the device main body 3 comprises a front heating element 5, an upper heating element 6, a rear heating element 8, a left heating element 9, a right heating element 11, a bottom heating element 12, a material rest 7 and a heating wire hanger 10, the front heating element 5, the upper heating element 6, the rear heating element 8, the left heating element 9, the right heating element 11 and the bottom heating element 12 are all provided with high-precision thermocouples in a matching way, a heating wire 102 is hung on the heating wire hanger 10, and the heating wire 102 is hung and fixed on the front heating element 5, the upper heating element 6, the rear heating element 8, the left heating element 9, the front heating element 10, The right heating element 11 and the bottom heating element 12, the lead-out electrode 2 is connected to the heating wire 102, and the heating power supply is connected to the lead-out electrode 2.

In the embodiment, when a hexahedral heating device of the heat treatment furnace is used, an object to be subjected to heat treatment is placed on the material frame 7 manually or by using a manipulator, the heating power supply is started to be matched with the leading-out electrode 2 to enable the heating wire 102 hung on the heating wire hanging frame 10 to release heat, the heating wire is distributed on the front heating element 5, the upper heating element 6, the rear heating element 8, the left heating element 9, the right heating element 11 and the bottom heating element 12, so that the zoned heating of six areas is achieved, further, in the actual production process, the equipment can perform temperature rising and falling actions according to a temperature rising curve set by a user, high-precision thermocouples respectively arranged in the six areas are used for measuring the temperature in real time, the heating power adjusting device controls the power output of the heating power supply through real-time temperature data to achieve the purpose of accurate temperature control, and the internal structure of six-side heating is closer to the effective hot area, the space utilization rate of the hot area is remarkably improved, the production efficiency of products is greatly improved, in conclusion, compared with the prior art, the square heating structure overcomes the defects of the existing round heating structure, the square heating structure adopts a six-surface heating type square structure, and the upper, lower, left, right, front and rear six areas are controlled in temperature respectively, so that the temperature control of the inner area of the heating chamber can be more accurate, the temperature uniformity of the inner part of the heating chamber is improved, the manufacturability stability and the product quality of heat treatment products are further improved, the space utilization rate is increased by 27%, a user can place more heat treatment products every furnace, the production efficiency of the products is improved, and the production cost is further reduced.

The mounting bracket 101 is preferably fixed to the furnace body 1 in a slidable mounting manner, and in this design, the position of the mounting bracket 101 is adjustable, and the mounting bracket 101 can be easily adapted to the device main bodies 3 of different specifications.

The mounting bracket 101 is preferably provided with a telescopic adjustment function, and the mounting position of the apparatus main body 3 is preferably adjusted by such a design, and actually, the structure of the mounting bracket 101 may be considered as appropriate.

Preferably, the heating wire 102 is formed by hinging a plurality of heating wires into a cylindrical shape, and the design ensures that the heating element in each area is more reasonably matched with the heating power, and the structure has the characteristics of strong heat deformation resistance, high strength, large heat conduction area, strong cold and heat alternation resistance and long service life, and actually, the structure of the heating wire 102 can be considered according to specific conditions.

Preferably, the front heating element 5, the upper heating element 6, the rear heating element 8, the left heating element 9, the right heating element 11 and the bottom heating element 12 are detachably mounted, so that the parts can be easily maintained and replaced, and the probability of scrapping the whole is reduced, and in fact, the mounting modes of the front heating element 5, the upper heating element 6, the rear heating element 8, the left heating element 9, the right heating element 11 and the bottom heating element 12 can be considered according to specific conditions.

Preferably, slide rails are provided at the mounting positions of the front heating element 5, the upper heating element 6, the rear heating element 8, the left heating element 9, the right heating element 11 and the bottom heating element 12, so that the design is convenient for disassembly and position adjustment, and is convenient for heating a specific position, and in fact, measures for heating a specific position can be taken into consideration according to specific conditions.

Preferably, heat insulation materials are filled between the furnace body 1 and the device main body 3, and the design has good heat insulation effect, and actually, the selection of the heat insulation materials can be considered according to specific conditions.

It is preferable that the front heating element 5, the upper heating element 6, the rear heating element 8, the left heating element 9, the right heating element 11 and the bottom heating element 12 are installed in a spliced manner, and such a design is convenient for fitting installation, and actually, a connection manner of the front heating element 5, the upper heating element 6, the rear heating element 8, the left heating element 9, the right heating element 11 and the bottom heating element 12 with each other may be considered according to specific circumstances.

The foregoing embodiments are merely illustrative of the principles of the present invention and its efficacy, and are not to be construed as limiting the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.