CN203148206U - High-frequency electromagnetic smelter - Google Patents

Abstract

A high-frequency electromagnetic melting furnace, including: a furnace body, a furnace frame, a support shaft, an induction heating layer, a crucible, a reinforced shaft sleeve, a passive gear, a driving gear and a crank handle, a high-frequency electromagnetic plate and a pot mouth, and the furnace body is reinforced by a shaft The sleeve and the support shaft are fixed on the furnace frame, and the crucible sleeve is placed in the furnace cavity; the feature is that: the furnace body is composed of an induction heating layer and a protective shell, and the high-frequency electromagnetic plate is wrapped around the outer shell of the protective shell; the crucible is tightly sleeved in the furnace body , the pot mouth is flush with the upper mouth of the furnace body; the reinforcement sleeves are symmetrically fixed on the upper part of both sides of the furnace body, there are two support shafts, and one end of the two support shafts is respectively fixed in the two reinforcement sleeves, The other end is shaft-connected to the furnace frame. There are two furnace frames. The upper end is provided with a shaft hole, and the lower end is fixed on the work site. One of the supporting shafts passes through the shaft hole of the furnace frame and protrudes outside the furnace frame. The protruding end The passive gear is fixed, and the driving gear is connected to the shaft on the furnace rack below the passive gear, the driving and passive gears are meshed, and the driving gear is fixedly connected to the crank handle.

Description

A high frequency electromagnetic melting furnace

technical field

The utility model relates to a metal casting melting furnace, in particular discloses a high-frequency electromagnetic melting furnace. Background technique

In the traditional foundry industry, coking coal furnaces are usually used and the temperature in the furnace is increased by increasing the oxygen supply to melt the molten parts as soon as possible. This method has continued for many years in the foundry industry and has made great contributions to the development of my country's industry and the construction of agriculture. However, with the deterioration of the environment and the shortage of energy, many problems are seriously facing the public. It is necessary to develop the industrial economy, protect the environment, and save energy. Therefore, industrial furnaces that can meet production needs, save energy, and protect the environment have become an urgent need for many foundry industries.

Contents of the invention

A high-frequency electromagnetic melting furnace is a new type of smelting tool disclosed to solve the above problems; the utility model includes: a furnace body (1), a furnace frame (2), a support shaft (3), and an induction heating layer (4) , crucible (5), reinforced shaft sleeve (6), driven gear (7), driving gear (8) and handle (9), high-frequency electromagnetic plate (10) and pot mouth (11), furnace body (1) The reinforced shaft sleeve (6) and the supporting shaft (3) are fixed on the furnace frame (2), and the crucible (5) is placed in the furnace cavity of the furnace body (1) to form the main structure; it is characterized in that: the furnace The body (1) is a slender inverted conical cylindrical body with the small end on the bottom and the big end on the top. It is composed of an induction heating layer (4) made of electromagnetic induction heating high temperature resistant material and a protective shell. There are three high-frequency electromagnetic boards (10), which are tightly wrapped around the protective shell at the upper, middle, and lower positions, and are connected to the power control system. The bottom end of the furnace body (1) is sealed and the upper end is open; the crucible ( 5) Its shape is similar to that of the furnace body (1), and it can be tightly nested in the furnace body (1), and the outer wall of the crucible (5) is closely attached to the inner wall of the furnace body (1), and the crucible (5) ) pot mouth (11) is flush with the upper mouth of the furnace body (1); the reinforcement bushing (6) is symmetrically fixed on both sides of the furnace body (1), and the support shaft ( 3) There are two support shafts (3), one end of which is respectively fixed in the two reinforced bushings (6), and the other end is respectively connected to the furnace frame (2), and the furnace frame ( 2) There are two left and right, the upper end is provided with a shaft hole, and the lower end is fixed on the working site, and one of the supporting shafts (3) passes through the shaft hole of one of the furnace racks (2) and protrudes from the outside of the furnace rack , the protruding end of which is fixed with the driven gear (7), and the drive gear (8) is pivotally connected to the lower furnace rack of the driven gear (7), and the drive gear (8) is meshed with the driven gear (7). The diameter of the gear (8) is 1/4 of the diameter of the driven gear (7), and the driving gear (8) is fixedly connected to the rocker (9). When the rocker (9) rotates clockwise or counterclockwise, the driving gear (8) Rotate synchronously, and drive the driven gear (7) to rotate in reverse, and the driven gear (7) drives the furnace body (1) to rotate synchronously through the support shaft (3), so as to pour the melt in the crucible (5) into the mold.

Advantages of the utility model: 1. Since electric energy is used instead of burning coal, the pollution of waste gas and smoke to the working environment and the atmospheric environment is avoided, and fuel stacking is no longer required, so the working space is saved, the working environment is beautified, and the workers are ensured of good health. 2. The design of the furnace body of this utility model can not only manually rotate and dump the melt, but also remove the crank handle and connect other motorized devices to realize remote control and automatic operation, avoiding the harm of high temperature environment to the human body, and realizing assembly line operation or automation Production. 3. The utility model can also be used in conjunction with the superimposed centrifugal casting mold designed by our company (this technology has been applied for a separate patented technology) to realize automatic production of casting and demoulding. the

Description of drawings

See accompanying drawing 1 is the structural representation of the present utility model.

Detailed ways

Below in conjunction with the accompanying drawings and specific embodiments, the technical features of the utility model will be further described.

Referring to accompanying drawing 1, the utility model comprises: furnace body (1), furnace rack (2), support shaft (3), induction heating layer (4), crucible (5), reinforcement shaft sleeve (6), driven gear ( 7), driving gear (8) and crank handle (9), high-frequency electromagnetic plate (10) and pot mouth (11). The induction heating layer (4) and the protective shell constitute the furnace body (1), the high-frequency electromagnetic board (10) is wrapped around the periphery of the furnace body (1) and connected to the power control system, and the crucible (5) is nested in the furnace body (1 ), the reinforcement sleeves (6) are symmetrically fixed on the upper part of both sides of the furnace body (1), and are connected to the furnace frame (2) via the support shaft (3), and the driven gear (7) is fixed in it At the end of a support shaft (3), the driving gear (8) meshes with the driven gear (7) and is axially connected to the same furnace rack (2) as the driven gear (7), and the driving gear is fixedly connected to the rocker (9) Can.

Example, under normal conditions, due to the lower center of gravity, the furnace body (1) is always in a vertical state, which is convenient for adding molten material to the crucible. After closing the switch, the furnace body starts to work. When the molten material melts into a melt, cut off the power supply , Rotate the handle to tilt the furnace body and inject the melt into the mold. After the melt is cast, release the handle, and the furnace body can reset itself for the next operation.

Claims (3)

1. A high-frequency electromagnetic melting furnace, including: furnace body (1), furnace rack (2), support shaft (3), induction heating layer (4), crucible (5), reinforced shaft sleeve (6), and driven gear (7), driving gear (8) and rocking handle (9), high-frequency electromagnetic plate (10) and pot mouth (11), furnace body (1) is fixed on the On the furnace frame (2), the crucible (5) is placed in the furnace cavity of the furnace body (1) to form the main structure; the feature is that the furnace body (1) is a slender inverted conical cylindrical body, The small end is on the bottom and the big end is on the top. It is composed of an induction heating layer (4) and a protective shell made of electromagnetic induction heating high temperature resistant materials. The high-frequency electromagnetic board (10) has three pieces, divided into upper, middle and lower positions. It is tightly wrapped around the protective shell and connected to the power control system. The bottom end of the furnace body (1) is sealed and the upper end is open; the shape of the crucible (5) is similar to that of the furnace body (1) and can be tightly fitted Placed in the furnace body (1), and the outer wall of the crucible (5) is closely attached to the inner wall of the furnace body (1), the pot mouth (11) of the crucible (5) is connected to the upper surface of the furnace body (1) Mouth flush. 2. A high-frequency electromagnetic melting furnace according to claim 1, characterized in that: the reinforcement bushing (6) is symmetrically fixed on both sides of the furnace body (1), and the support shaft (3) There are two sections, one end of the two support shafts (3) is respectively fixed in the two reinforcement bushings (6), and the other end is axially connected to the furnace frame (2), and the furnace frame (2) There are two on the left and right, the upper end of which is provided with a shaft hole, and the lower end is fixed on the work site. One of the supporting shafts (3) passes through the shaft hole of one of the furnace racks (2) and protrudes from the outside of the furnace rack. The protruding end is fixed with a driven gear (7), and the drive gear (8) is pivotally connected to the lower furnace frame of the driven gear (7), and the drive gear (8) is meshed with the driven gear (7). 3. A high-frequency electromagnetic melting furnace according to claim 2, characterized in that: the diameter of the driving gear (8) is 1/4 of the diameter of the driven gear (7), and the driving gear (8) is fixedly connected to the handle (9), when the crank handle (9) turns clockwise or counterclockwise, the driving gear (8) rotates synchronously, and drives the driven gear (7) to rotate in reverse, and the driven gear (7) is driven by the support shaft (3) The furnace body (1) rotates synchronously to pour the melt in the crucible (5) into the mould.

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