CN211620604U

CN211620604U - High-precision ion carburizing furnace for metal surface heat treatment

Info

Publication number: CN211620604U
Application number: CN201922432966.3U
Authority: CN
Inventors: 顾文杰
Original assignee: Jiangsu Nuoding Machinery Manufacturing Co Ltd
Current assignee: Jiangsu Nuoding Machinery Manufacturing Co Ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-10-02
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a high-precision ion carburizing furnace for metal surface heat treatment, which belongs to the field of carburizing furnaces and comprises a base, wherein a shell is fixed on the upper surface of the base through a support rod, a water tank is installed on the upper surface of the shell, a carburizing furnace main body is arranged in the shell, a plurality of electric heating tubes are installed on the side wall of the carburizing furnace main body, a heat preservation layer covers the outer part of each electric heating tube, a motor is installed on one side wall of the carburizing furnace main body, an output shaft of the motor penetrates through the side wall of the carburizing furnace main body and is connected with a rotating shaft, a plurality of product clamps are symmetrically installed on the rotating shaft, an opening is formed in one side, away from the motor, of the carburizing furnace main body, a furnace cover is hinged at the opening, an air inlet pipe; the utility model relates to a novelty, the heating is even, has improved the processing effect of carburizing furnace, and the heat can recycle, reduces the waste of the energy, is worth promoting.

Description

High-precision ion carburizing furnace for metal surface heat treatment

Technical Field

The utility model belongs to the technical field of the carburizing furnace, concretely relates to metal surface is high accuracy ion carburizing furnace for thermal treatment.

Background

The carburizing furnace is a novel energy-saving periodic operation type heat treatment electric furnace and is mainly used for carrying out gas carburizing on the surfaces of steel parts. The existing carburizing furnace generally comprises a furnace shell, a furnace lining, a furnace cover lifting mechanism, a sealing fan for the furnace, a muffle tank, a heating element, an electric control system and other components, wherein the muffle tank is heated by an electric heating wire, so that a steel part placed in the muffle tank is heated, and gas required for carburizing treatment is fed into the muffle tank through an open type gas feeding and discharging mode (namely, a gas inlet pipe and a gas outlet pipe are directly opened, gas is fed from the gas inlet pipe inwards, and gas is discharged from the gas outlet pipe outwards) so as to perform carburizing treatment on the steel part. However, the existing carburizing furnace is heated unevenly in the using process, so that some materials are heated quickly and some materials are heated slowly, the processing effect of the existing carburizing furnace is reduced, and energy waste is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a metal surface is high accuracy ion carburizing furnace for heat treatment to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a metal surface high accuracy ion carburizing furnace for thermal treatment, the on-line screen storage device comprises a base, the base upper surface is fixed with the casing through the bracing piece, the last surface mounting of casing has the water tank, be provided with the carburizing furnace main part in the casing, install many electrothermal tubes on the lateral wall of carburizing furnace main part, the outside of electrothermal tube covers there is the heat preservation, a side wall mounting of carburizing furnace main part has the motor, the output shaft of motor runs through the lateral wall of carburizing furnace main part and is connected with the pivot, a plurality of product anchor clamps are installed to the symmetry in the pivot, one side that the motor was kept away from to the carburizing furnace main part is provided with uncovered, uncovered department articulates there is the bell, be connected with the intake pipe on the bell, install the handle on the bell, be connected with outlet duct one on the lateral wall of carburizing furnace main part, install the aspirator pump on the outlet duct.

Adopt above-mentioned scheme, open the bell, the product of treating processing passes through the product anchor clamps to be fixed in the carburizing furnace main part, then close the bell, set for the temperature of adaptation with the electrothermal tube, open the motor, it rotates to drive the pivot through the motor, make a plurality of products even rotation in the carburizing furnace main part, the electrothermal tube heats the carburizing furnace main part, make being heated of product more even, the processing effect and product quality have been improved, inject into the required gas of carburizing into through the intake pipe in the carburizing furnace main part, gas gets into the carburizing furnace main part and fully reacts with the product of heating after, accomplish the carburization, open the aspirator pump, can discharge gas through outlet duct one, because the combustion gas carries partly thermal, can heat the water in the water tank, avoid heat energy waste, hot water can utilize, energy saving, and is worth promoting.

In a preferred embodiment, the casing is a cylindrical structure, and both ends of the carburizing furnace main body extend out of the side wall of the casing.

By adopting the scheme, the two ends of the carburizing furnace main body extend out of the shell, so that the carburizing furnace main body can be conveniently loaded or unloaded.

As a preferred embodiment, the carburizing furnace main body is of a cylindrical structure, and a plurality of electric heating tubes are distributed on the side wall of the carburizing furnace main body in a circumferential array.

By adopting the scheme, the plurality of electric heating tubes distributed in the circumferential array can uniformly heat the carburizing furnace main body, so that the carburizing furnace main body is uniformly heated.

As a preferable embodiment, the furnace cover is connected with the carburizing furnace main body through a buckle, and a sealing ring is arranged on the furnace cover.

By adopting the scheme, the furnace cover is connected with the carburizing furnace main body through the buckle, the opening is convenient, the sealing ring ensures the sealing performance of the carburizing furnace main body and the furnace cover, and the gas leakage is avoided.

In a preferred embodiment, the pipes are distributed in the tank in an S-shape.

By adopting the scheme and the S-shaped distribution pipeline, the contact area between the gas and the water in the water tank is increased, the heat of the gas is fully absorbed, and the waste of heat is reduced.

Compared with the prior art, the beneficial effects of the utility model are that:

the high-precision ion carburizing furnace for metal surface heat treatment can enable the carburizing furnace main body to be uniformly heated through the arrangement of the structures such as the base, the supporting rod, the shell, the carburizing furnace main body, the motor, the rotating shaft, the product clamp, the electric heating tube, the heat insulation layer and the like, so that the product is uniformly heated, and the processing effect is improved;

this high accuracy ion carburizing furnace for metal surface heat treatment can absorb the heat in the exhaust gas, reduces thermal waste, the energy saving through setting up structures such as intake pipe, outlet duct one, aspirator pump, pipeline, water pipe and outlet duct.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the carburizing furnace main body and the electric heating tube of the present invention;

fig. 3 is a schematic structural diagram of the water tank and the pipeline in the present invention.

In the figure: 1. a base; 2. a support bar; 3. a housing; 4. a water tank; 5. a carburizing furnace main body; 6. an electric heating tube; 7. a heat-insulating layer; 8. a motor; 9. a rotating shaft; 10. a product clamp; 11. a furnace cover; 12. a handle; 13. an air inlet pipe; 14. a first air outlet pipe; 15. a getter pump; 16. a pipeline; 17. and a second air outlet pipe.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Referring to fig. 1-3, the utility model provides a high-precision ion carburizing furnace for metal surface heat treatment, which comprises a base 1, wherein a shell 3 is fixed on the upper surface of the base 1 through a support rod 2, a water tank 4 is arranged on the upper surface of the shell 3, a carburizing furnace main body 5 is arranged in the shell 3, the shell 3 is in a cylindrical structure, and two ends of the carburizing furnace main body 5 extend out of the side wall of the shell 3 (see fig. 1); the two ends of the carburizing furnace main body 5 extend out of the shell 3, so that the carburizing furnace main body 5 can be conveniently loaded or unloaded.

A plurality of electric heating tubes 6 are mounted on the side wall of the carburizing furnace main body 5, a heat-insulating layer 7 covers the outer parts of the electric heating tubes 6, the carburizing furnace main body 5 is of a cylindrical structure, and the electric heating tubes 6 are distributed on the side wall of the carburizing furnace main body 5 in a circumferential array (see fig. 1 and 2); the plurality of electric heating tubes 6 distributed in the circumferential array can uniformly heat the carburizing furnace main body 5, so that the carburizing furnace main body 5 is uniformly heated.

A motor 8 is arranged on one side wall of the carburizing furnace main body 5, an output shaft of the motor 8 penetrates through the side wall of the carburizing furnace main body 5 and is connected with a rotating shaft 9, a plurality of product clamps 10 are symmetrically arranged on the rotating shaft 9, an opening is arranged on one side of the carburizing furnace main body 5 away from the motor 8, a furnace cover 11 is hinged to the opening, the furnace cover 11 is connected with the carburizing furnace main body 5 through a buckle, and a sealing ring is arranged on the furnace cover 11 (see figure 1); the furnace cover 11 is connected with the carburizing furnace main body 5 through a buckle, the opening is convenient, the sealing ring ensures the sealing performance of the carburizing furnace main body 5 and the furnace cover 11, and the gas leakage is avoided.

An air inlet pipe 13 is connected to the furnace cover 11, a handle 12 is installed on the furnace cover 11, a first air outlet pipe 14 is connected to the side wall of the carburizing furnace main body 5, an air suction pump 15 is installed on the first air outlet pipe 14, one end of the first air outlet pipe 14 penetrates through the side wall of the water tank 4 and is connected with a pipeline 16, the other end of the pipeline 16 penetrates through the side wall of the water tank 4 and is connected with a second air outlet pipe 17, and the pipeline 16 is distributed in the water tank 4 in an S shape (see fig; the S-shaped distribution pipeline 16 improves the contact area between the gas and the water in the water tank 4, fully absorbs the heat of the gas and reduces the waste of the heat.

When in use, the furnace cover 11 is opened, a product to be processed is fixed in the carburizing furnace main body 5 through the product clamp 10, then the furnace cover 11 is closed, the electric heating tube 6 is set to have a suitable temperature, the motor 8 is opened, the rotating shaft 9 is driven to rotate through the motor 8, a plurality of products uniformly rotate in the carburizing furnace main body 5, the electric heating tube 6 heats the carburizing furnace main body 5, a plurality of electric heating tubes 6 distributed in a circumferential array can uniformly heat the carburizing furnace main body 5, so that the product is heated more uniformly, the processing effect and the product quality are improved, the heat preservation layer 7 can reduce the heat dissipation, gas required by carburizing is injected into the carburizing furnace main body 5 through the air inlet pipe 13, the gas fully reacts with the heated product after entering the carburizing furnace main body 5, the carburizing is completed, the air suction pump 15 is opened, and the gas can be discharged through the first air outlet pipe 14, because the exhaust gas carries a part of heat, the gas enters the pipeline 16, the water in the water tank 4 can be heated, the waste of heat energy is avoided, the hot water can be utilized, and finally the gas is exhausted through the second air outlet pipe 17, so that the energy is saved, and the popularization is worth.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a metal surface high accuracy ion carburizing furnace for heat treatment, includes base (1), its characterized in that: the upper surface of the base (1) is fixed with a shell (3) through a support rod (2), the upper surface of the shell (3) is provided with a water tank (4), a carburizing furnace main body (5) is arranged in the shell (3), a plurality of electric heating tubes (6) are arranged on the side wall of the carburizing furnace main body (5), a heat preservation layer (7) covers the outer parts of the electric heating tubes (6), a motor (8) is arranged on one side wall of the carburizing furnace main body (5), an output shaft of the motor (8) penetrates through the side wall of the carburizing furnace main body (5) and is connected with a rotating shaft (9), a plurality of product clamps (10) are symmetrically arranged on the rotating shaft (9), one side, away from the motor (8), of the carburizing furnace main body (5) is provided with an opening, the opening is hinged with an air inlet pipe (11), the furnace cover (11) is connected with an air inlet pipe (13), a handle (12) is arranged, an air suction pump (15) is installed on the first air outlet pipe (14), a pipeline (16) is connected to the side wall, penetrating through the water tank (4), of one end of the first air outlet pipe (14), and a second air outlet pipe (17) is connected to the side wall, penetrating through the water tank (4), of the other end of the pipeline (16).

2. The high-precision ion carburizing furnace for heat treatment of metal surfaces according to claim 1, characterized in that: the shell (3) is of a cylindrical structure, and the two ends of the carburizing furnace main body (5) extend out of the side wall of the shell (3).

3. The high-precision ion carburizing furnace for heat treatment of metal surfaces according to claim 1, characterized in that: the carburizing furnace main body (5) is of a cylindrical structure, and a plurality of electric heating tubes (6) are distributed on the side wall of the carburizing furnace main body (5) in a circumferential array manner.

4. The high-precision ion carburizing furnace for heat treatment of metal surfaces according to claim 1, characterized in that: the furnace cover (11) is connected with the carburizing furnace main body (5) through a buckle, and a sealing ring is arranged on the furnace cover (11).

5. The high-precision ion carburizing furnace for heat treatment of metal surfaces according to claim 1, characterized in that: the pipelines (16) are distributed in the water tank (4) in an S shape.