CN210625318U

CN210625318U - Electric heating furnace for forging

Info

Publication number: CN210625318U
Application number: CN201920780653.4U
Authority: CN
Inventors: 李胜龙
Original assignee: Shaoxing Keqiao Dingshen Forging Co Ltd
Current assignee: Shaoxing Keqiao Dingshen Forging Co Ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-05-26
Anticipated expiration: 2029-05-28

Abstract

The utility model discloses an electric heating furnace for forging, the induction cooker comprises a cooker bod, the furnace body is hollow structure, the lower extreme lateral wall of furnace body is equipped with electric heater unit, the feed inlet has been seted up to the lateral wall of furnace body, the lateral wall of furnace body rotates and is connected with the insulated door that the feed inlet matches, the gas outlet has been seted up to the upper end lateral wall of furnace body, the upper end lateral wall sealing connection of furnace body has the connecting pipe that matches with the gas outlet, the one end that the furnace body was kept away from to the connecting pipe is equipped with the water tank, the connecting pipe is sealed to run through the water tank, is located the water tank the connecting pipe is spiral setting, the water inlet has been seted up to the upper end lateral. The utility model discloses a thereby water tank and connecting pipe collect the heat in with the furnace body reutilization, avoid extravagant, and backing roll and objective table can conveniently get the work piece of putting various shapes, avoid the work piece to damage because of the friction.

Description

Electric heating furnace for forging

Technical Field

The utility model relates to a forge technical field, especially relate to an electric heating furnace is used in forging.

Background

Forging is a processing method which utilizes forging machinery to apply pressure on a metal blank to enable the metal blank to generate plastic deformation so as to obtain a forging with certain mechanical property, certain shape and certain size, and one of two major components of forging is adopted. The defects of as-cast porosity and the like generated in the smelting process of metal can be eliminated through forging, the microstructure is optimized, and meanwhile, because the complete metal streamline is preserved, the mechanical property of the forging is generally superior to that of a casting made of the same material.

In the prior art, when a workpiece is electrically heated, heat is dissipated, heat energy is wasted, the workpiece is directly placed on the inner wall of the lower end of a furnace body, the workpiece and the furnace body rub when the workpiece is taken and placed, and the surface of the workpiece is damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art when carrying out the electrical heating to the work piece, have the heat to scatter and disappear, lead to heat energy to cause the waste, on the lower extreme inner wall of furnace body was directly put to the work piece moreover, the work piece took place the friction with the furnace body when getting to put, led to the fact the problem of damage to the surface of work piece, and the electric heating furnace for forging that provides.

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

an electric heating furnace for forging comprises a furnace body, wherein the furnace body is of a hollow structure, an electric heating device is arranged on the side wall of the lower end of the furnace body, a feed port is formed in the side wall of the furnace body, a heat insulation door matched with the feed port is rotatably connected to the side wall of the furnace body, an air outlet is formed in the side wall of the upper end of the furnace body, a connecting pipe matched with the air outlet is hermetically connected to the side wall of the upper end of the furnace body, a water tank is arranged at one end, away from the furnace body, of the connecting pipe, the connecting pipe penetrates through the water tank in a sealing mode, the connecting pipe in the water tank is arranged in a spiral mode, a water inlet is formed in the side wall of the upper end of the water tank, a water inlet valve is arranged on, and a water outlet valve is arranged on the water outlet pipe.

Preferably, a cavity is formed in the furnace body, an electric heating device is fixedly connected between the inner walls of the two sides of the cavity, and an opening communicated with the furnace body is formed in the inner wall of the upper end of the cavity.

Preferably, a supporting roller is rotatably connected between the inner walls of the two sides of the furnace body through a bearing.

Preferably, an objective table is arranged in the furnace body, the side wall of the lower end of the objective table is abutted against the side walls of the upper ends of the supporting rollers, a containing groove is formed in the side wall of the upper end of the objective table, a ventilation opening is formed in the bottom wall of the containing groove, and a supporting screen plate is arranged in the ventilation opening.

Preferably, the side wall of the object stage close to the feed inlet is fixedly connected with a pull ring.

Preferably, the side wall of the heat insulation door close to the feed inlet is fixedly connected with a heat insulation plate matched with the feed inlet.

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

1. the heat in the furnace body is led out through the connecting pipe and is heated to the water in the water tank, so that the heat released by the furnace body is collected by using the water, the heat loss caused by the furnace body is avoided, a comfortable working environment can be provided for workers, meanwhile, the heat can be well isolated through the heat insulation door, and the heat is prevented from escaping and losing from the feed port;

2. when the objective table is supported by the supporting roller, the friction force is reduced by the rotation of the supporting roller, so that the workpiece is conveniently taken out.

Drawings

FIG. 1 is a schematic structural view of an electric heating furnace for forging according to the present invention;

fig. 2 is a schematic structural diagram at a in fig. 1.

In the figure: the furnace comprises a furnace body 1, an electric heating device 2, a heat insulation door 3, a connecting pipe 4, a water tank 5, a water inlet pipe 6, a water inlet valve 7, a water outlet pipe 8, a water outlet valve 9, a supporting roller 10, an objective table 11, a supporting mesh plate 12, a pull ring 13 and a heat insulation plate 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, an electric heating furnace for forging comprises a furnace body 1, wherein the furnace body 1 is of a hollow structure, an object stage 11 is arranged in the furnace body 1, a pull ring 13 is fixedly connected to the side wall of the object stage 11 close to a feeding hole, the pull ring 13 is pulled or pushed, the objective table 11 can be driven to move, so that the objective table 11 can be conveniently pulled, the side wall of the lower end of the objective table 11 is abutted against the side walls of the upper ends of the plurality of supporting rollers 10, the objective table 11 is rubbed with the supporting rollers 10 to drive the supporting rollers to rotate when moving, thereby reducing the friction of the objective table 11, protecting the objective table 11, the side wall of the upper end of the objective table 11 is provided with a containing groove, the bottom wall of the containing groove is provided with a ventilation opening, a supporting screen plate 12 is arranged in the ventilation opening, a workpiece is placed on the supporting screen plate 12 for supporting, the workpiece is convenient to heat, and the workpiece is placed on the supporting screen plate 12, so that the workpiece is not rubbed during taking and placing, and the workpiece is protected;

a supporting roller 10 is rotatably connected between the inner walls at the two sides of the furnace body 1 through a bearing, the friction with an objective table 11 is reduced through the rotation of the supporting roller 10, a cavity is arranged in the furnace body 1, an electric heating device 2 is fixedly connected between the inner walls at the two sides of the cavity, the electric heating device 2 is prevented from directly contacting with the workpiece to cause collision through the cavity, the electric heating device 2 is protected, the inner wall of the upper end of the cavity is provided with an opening communicated with the furnace body 1, heat enters the furnace body 1 through the opening, the side wall of the lower end of the furnace body 1 is provided with an electric heating device 2, the side wall of the furnace body 1 is provided with a feed inlet, the side wall of the furnace body 1 is rotatably connected with a heat insulation door 3 matched with the feed inlet, the side wall of the heat insulation door 3 close to the feed inlet is fixedly connected with a heat insulation plate 14 matched with the feed inlet, the heat quantity is greatly reduced from escaping from the feeding port through the heat insulation plate 14, and the good heating effect of the workpiece is ensured;

the side wall of the upper end of the furnace body 1 is provided with an air outlet, the side wall of the upper end of the furnace body 1 is hermetically connected with a connecting pipe 4 matched with the air outlet, one end of the connecting pipe 4 far away from the furnace body 1 is provided with a water tank 5, the connecting pipe 4 hermetically penetrates through the water tank 5, the connecting pipe 4 positioned in the water tank 5 is spirally arranged, the contact area with water in the water tank 5 is increased, thereby rapidly heating the water in the water tank 5, the side wall of the upper end of the water tank 5 is provided with a water inlet, the side wall of the upper end of the water tank 5 is hermetically connected with a water inlet pipe 6 matched with the water inlet, the water inlet pipe 6 is provided with a water inlet valve 7, the water inlet valve 7 is opened to inject the water into the water tank 5, the side wall of the lower end of the water tank 5 is provided with a water outlet, the side wall of the lower end of the water tank 5 is hermetically connected with a water outlet pipe 8 matched with the water outlet, a water outlet valve 9 is arranged on the water outlet pipe 8, the water outlet valve 9 is opened when the water temperature is high, and the heated water flows out to carry out secondary utilization on heat energy.

When forging a workpiece, the utility model opens the heat insulation door 3, pulls the pull ring 13 to pull the objective table 11 out of the furnace body 1, the support roller 10 rotates through the friction between the objective table 11 and the support roller 10 when pulling out, thereby reducing the friction force between the objective table 11 and the support roller 10, protecting the objective table 11, after pulling out the objective table 11, the workpiece is put into the objective table 11, the objective table 11 is pushed into the furnace body 1, the heat insulation door 3 is closed, the electric heating device 2 is opened, the heat generated by the electric heating device 2 is heated through the support screen 12, the heat rises to enter the water tank 5 along the connecting pipe 4, thereby heating the water in the water tank 5, thus collecting the redundant heat in the furnace body 1 for secondary utilization, avoiding heat loss, and providing a comfortable working environment for workers, the workpiece can be conveniently taken and placed through the objective table 11, the damage of the workpiece caused by friction is avoided.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The electric heating furnace for forging comprises a furnace body (1) and is characterized in that the furnace body (1) is of a hollow structure, an electric heating device (2) is arranged on the side wall of the lower end of the furnace body (1), a feeding hole is formed in the side wall of the furnace body (1), a heat insulation door (3) matched with the feeding hole is rotatably connected to the side wall of the furnace body (1), an air outlet is formed in the side wall of the upper end of the furnace body (1), a connecting pipe (4) matched with the air outlet is hermetically connected to the side wall of the upper end of the furnace body (1), a water tank (5) is arranged at one end, away from the furnace body (1), of the connecting pipe (4), the connecting pipe (4) hermetically penetrates through the water tank (5), the connecting pipe (4) positioned in the water tank (5) is arranged in a spiral manner, a water inlet is formed in the side wall of the upper, the water inlet valve (7) is arranged on the water inlet pipe (6), a water outlet is formed in the side wall of the lower end of the water tank (5), a water outlet pipe (8) matched with the water outlet is connected to the side wall of the lower end of the water tank (5) in a sealing mode, and a water outlet valve (9) is arranged on the water outlet pipe (8).

2. The electric heating furnace for forging according to claim 1, wherein a cavity is formed in the furnace body (1), an electric heating device (2) is fixedly connected between the inner walls of two sides of the cavity, and an opening communicated with the furnace body (1) is formed in the inner wall of the upper end of the cavity.

3. An electric heating furnace for forging according to claim 1, wherein a supporting roller (10) is rotatably connected between the inner walls of both sides of the furnace body (1) through a bearing.

4. The electric heating furnace for forging according to claim 1, wherein an object stage (11) is arranged in the furnace body (1), a lower end side wall of the object stage (11) abuts against upper end side walls of the plurality of supporting rollers (10), an accommodating groove is formed in an upper end side wall of the object stage (11), a ventilation opening is formed in a bottom wall of the accommodating groove, and a supporting mesh plate (12) is arranged in the ventilation opening.

5. An electric heating furnace for forging according to claim 4, wherein a pull ring (13) is fixedly connected to a side wall of the stage (11) near the feed inlet.

6. An electric heating furnace for forging according to claim 1, characterized in that the side wall of the heat insulation door (3) close to the feeding hole is fixedly connected with a heat insulation plate (14) matched with the feeding hole.