CN210560576U

CN210560576U - Wire drawing annealing electric furnace device

Info

Publication number: CN210560576U
Application number: CN201920951044.0U
Authority: CN
Inventors: 马永红
Original assignee: Eshan Jinfeng Metal Products Co ltd
Current assignee: Eshan Jinfeng Metal Products Co ltd
Priority date: 2019-06-20
Filing date: 2019-06-20
Publication date: 2020-05-19
Anticipated expiration: 2029-06-20

Abstract

The utility model discloses a wire drawing annealing electric stove device, including the inner bag, evenly distributed has the aperture on the lateral wall of inner bag, and erects in the middle of the positive of inner bag to be equipped with the pipe, sets up the aperture that the equidistance distributes on the lateral wall of pipe, the inner bag is provided with the furnace body outward, and the top of inner bag and furnace body covers respectively and is equipped with lower cover plate and upper cover plate, is provided with the interval between lower cover plate and the upper cover plate, and connects through short column between lower cover plate and the upper cover plate, the through-hole has been seted up to the centre of lower cover plate, and the structure and the pipe of this through-hole are corresponding, and be provided with the fan in this through-hole, and the top and the motor of fan are connected, and the motor sets up in upper. This wire drawing annealing electric furnace device adopts the structural design of inner bag, pipe, lower cover plate and upper cover plate for the circulation that the air in the furnace body can be more even in the circulation process, thereby lets the product be heated more evenly, has improved annealing effect.

Description

Wire drawing annealing electric furnace device

Technical Field

The utility model relates to a wire drawing processing equipment technical field specifically is a wire drawing annealing electric stove device.

Background

Annealing is a heat treatment process for metals, which refers to slowly heating the metal to a certain temperature, holding for a sufficient time, and then cooling at a suitable rate. The purpose is to reduce hardness and improve machinability; the residual stress is reduced, the size is stabilized, and the deformation and crack tendency is reduced; refining grains, adjusting the structure and eliminating the structure defects. The annealing furnace is mainly suitable for annealing heat treatment of coiled wire, copper parts, stainless steel, steel belts, metal parts and the like. The workpiece is less oxidized and no decarbonization is kept clean after annealing.

The traditional wire drawing annealing electric furnace adopts a fan direct blowing type to promote gas flow, and the air flow driven by the mode has great bias, so that the air flow in the furnace body is not uniform enough, the heating is not uniform enough, and the annealing effect is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wire drawing annealing electric stove device to solve the problem that the air current in the furnace body that proposes among the above-mentioned background art flows evenly inadequately.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a wire drawing annealing electric stove device, includes the inner bag, evenly distributed has the aperture on the lateral wall of inner bag, and the positive centre of inner bag erects and is equipped with the pipe, sets up the aperture that the equidistance distributes on the lateral wall of pipe, the inner bag is provided with the furnace body outward, and the top of inner bag and furnace body covers respectively and is equipped with lower cover plate and upper cover plate, is provided with the interval between lower cover plate and the upper cover plate, and connects through short column between lower cover plate and the upper cover plate, the through-hole has been seted up to the centre of lower cover plate, and the structure and the pipe of this through-hole are corresponding, and be provided with the fan in this through-hole, and the top and the motor of.

Preferably, the top of the upper cover plate is provided with a cross beam, one end of the cross beam is connected with one end of a piston rod of a hydraulic cylinder, one side of a cylinder barrel of the hydraulic cylinder is connected with a support, the lower end of the cylinder barrel of the hydraulic cylinder is connected with a support, and one side of the support are both connected with a furnace body.

Preferably, the bottom of the upper cover disc is provided with a sealing ring, and the structure of the sealing ring is matched with the structure of the opening at the upper end of the furnace body.

Preferably, the furnace body is coated with a heat-insulating interlayer, and the heat-insulating interlayer is coated with a sheath.

Preferably, the inner wall of the furnace body is provided with an electric heating pipe with a spiral structure, and one side of the bottom of the furnace body is connected with a fan through a pipeline.

Preferably, the furnace body is internally provided with a limiting frame which is distributed at equal intervals around the outer side of the inner container.

Compared with the prior art, the beneficial effects of the utility model are that: this wire drawing annealing electric furnace device adopts the structural design of inner bag, pipe, lower cover plate and upper cover plate for the circulation that the air in the furnace body can be more even in the circulation process, thereby lets the product be heated more evenly, has improved annealing effect.

Drawings

FIG. 1 is a front view of the internal structure of a wire-drawing annealing electric furnace device of the utility model;

FIG. 2 is a cross-sectional view of a wire drawing annealing electric furnace device of the utility model;

FIG. 3 is a bottom view of a lower cover plate and an upper cover plate of the wire-drawing annealing electric furnace device of the utility model;

FIG. 4 is a front view of an electric heating tube of the electric wire drawing annealing furnace device of the present invention;

FIG. 5 is a front view of the inner container of the electric furnace device for wire drawing and annealing.

In the figure: 1. the device comprises a circular tube, 2, a limiting frame, 3, a support, 4, a hydraulic cylinder, 5, a support, 6, a cross beam, 7, a lower cover plate, 8, a fan, 9, a motor, 10, a short column, 11, an upper cover plate, 12, a sealing ring, 13, a furnace body, 14, an inner container, 15, an electric heating tube, 16, a heat preservation interlayer, 17, a sheath, 18, a fan, 19 and a pipeline.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an electric furnace device for wire drawing and annealing comprises an inner container 14, small holes are uniformly distributed on the side wall of the inner container 14, a round pipe 1 is vertically arranged in the middle of the inner container 14, the round pipe 1 and the bottom of the inner container 14 are fixed by welding, the side wall of the round pipe 1 is provided with the small holes distributed at equal intervals, a furnace body 13 is arranged outside the inner container 14, the tops of the inner container 14 and the furnace body 13 are respectively covered with a lower cover plate 7 and an upper cover plate 11, an interval is arranged between the lower cover plate 7 and the upper cover plate 11, the interval enables a channel to be formed between the lower cover plate 7 and the upper cover plate 11, air flow can pass through the interval, the lower cover plate 7 and the upper cover plate 11 are connected through a short column 10, the short column 10 is connected with the lower cover plate 7 and the upper cover plate 11 by welding or screw connection, the middle of the lower cover plate 7 is provided with a through hole, the structure of the through hole corresponds to the round pipe 1, the motor 9 is arranged at the top of the upper cover plate 11, the fan 8 and the motor 9 can be connected through a shaft, the motor 9 is fixed at the top of the upper cover plate 11 through screw connection, the structure enables air flow in the furnace body 13 to flow from the inner container 14 to the outside of the inner container 14 under the drive of the fan 8, then upwards flow to the gap between the lower cover plate 7 and the upper cover plate 11, finally enter the circular tube 1 and then return to the inner container 14 through a through hole formed in the circular tube 1, so that the air in the furnace body 13 can more uniformly circulate in the circulation process, thereby enabling the product to be heated more uniformly, improving the annealing effect, the top of the upper cover plate 11 is provided with a beam 6, one end of the beam 6 is connected with one end of a piston rod of a hydraulic cylinder 4, the beam 6 is respectively fixed with the upper cover plate 11 and the hydraulic cylinder 4 through screw connection, one side of the cylinder barrel of the hydraulic cylinder 4 is, the support 3 and the support 5 are respectively connected with the cylinder barrel through shaft sleeves in a rotating mode, the support 5 and one side of the support 3 are both connected with a furnace body 13, the furnace body 13 is fixedly connected with the support 5 and the support 3 through screws, the upper cover plate 11 and the lower cover plate 7 can automatically move up and down to be opened and closed conveniently, a sealing ring 12 is arranged at the bottom of the upper cover plate 11, the structure of the sealing ring 12 is matched with the structure of an opening at the upper end of the furnace body 13, the sealing ring 12 is fixedly connected through screws, the sealing ring 12 is made of an aluminum silicate fiber blanket material, the sealing effect of the furnace body 13 can be improved due to the structure, a heat-insulating interlayer 16 is coated outside the furnace body 13, a sheath 17 is coated outside the heat-insulating interlayer 16, the heat-insulating interlayer 16 is made of an aluminum silicate fiber cotton material, the sheath 17 is, reduce heat and run off, the inner wall of furnace body 13 is provided with helical structure's electrothermal tube 15, electrothermal tube 15 passes through the screw fixation on furnace body 13, and one side of furnace body 13 bottom is connected with fan 18 through pipeline 19, electrothermal tube 15 passes through the screw fixation at furnace body 13, pipeline 19 is threaded connection with fan 18 and furnace body 13, this structure can be with the leading-in furnace body 13 of external cold air, the cooling rate in the control furnace body 13, and mountable valve in the middle of the pipeline 19, keep the airtight state of furnace body 13 during operation, be provided with spacing 2 in the furnace body 13, spacing 2 is the equidistance distribution outside inner bag 14, spacing 2 passes through screwed connection with furnace body 13 and fixes, this structure can keep the stability of inner bag 14.

The working principle is as follows: when the wire drawing annealing electric furnace device is used, whether parts are damaged or not are not firmly connected is firstly checked, the wire drawing electric furnace device is used after the checking is correct, a wire drawing product is placed in the inner container 14 around the circular tube 1, then the lower cover disc 7 and the upper cover disc 11 are closed, the electric heating tube 15 is operated to heat the inside of the furnace body 13, the annealing processing is carried out on the product, in the processing process, the motor 9 can drive the air in the furnace body 13 to flow through the driving fan 8, the air flow in the furnace body 13 can flow from the inner container 14 to the outside of the inner container 14 under the driving of the fan 8, then flows upwards to the gap between the lower cover disc 7 and the upper cover disc 11 and finally enters the circular tube 1 and then returns to the inner container 14 through the through holes formed in the circular tube 1, so that the air in the furnace body 13 can more uniformly circulate in the circulating process, the product is heated more uniformly, and the annealing effect is improved, the working principle of the electric furnace device for wire drawing and annealing is described.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A wire drawing annealing electric furnace device is characterized in that: including inner bag (14), evenly distributed has the aperture on the lateral wall of inner bag (14), and erects in the centre of inner bag (14) to be equipped with pipe (1), sets up the aperture that the equidistance distributes on the lateral wall of pipe (1), inner bag (14) are provided with furnace body (13) outward, and the top of inner bag (14) and furnace body (13) is covered respectively and is equipped with lower cover plate (7) and upper cover plate (11), is provided with the interval between lower cover plate (7) and upper cover plate (11), and is connected through short column (10) between lower cover plate (7) and upper cover plate (11), the through-hole has been seted up to the centre of lower cover plate (7), and the structure and the pipe (1) of this through-hole are corresponding, and are provided with fan (8) in this through-hole, and the top and motor (9) of fan (8) are connected, and motor (9) set up in upper cover plate (11) top.

2. The electric wire drawing and annealing furnace device according to claim 1, characterized in that: the top of upper cover dish (11) is provided with crossbeam (6), and the one end of crossbeam (6) is connected with the piston rod one end of pneumatic cylinder (4), and cylinder one side of pneumatic cylinder (4) is connected with support (3), and the cylinder lower extreme of pneumatic cylinder (4) is connected with support (5), and one side of support (5) and support (3) all is connected with furnace body (13).

3. The electric wire drawing and annealing furnace device according to claim 1, characterized in that: the bottom of the upper cover disc (11) is provided with a sealing ring (12), and the structure of the sealing ring (12) is matched with the structure of an opening at the upper end of the furnace body (13).

4. The electric wire drawing and annealing furnace device according to claim 1, characterized in that: the furnace body (13) is coated with a heat-insulating interlayer (16), and the heat-insulating interlayer (16) is coated with a sheath (17).

5. The electric wire drawing and annealing furnace device according to claim 1, characterized in that: the inner wall of the furnace body (13) is provided with an electric heating pipe (15) with a spiral structure, and one side of the bottom of the furnace body (13) is connected with a fan (18) through a pipeline (19).

6. The electric wire drawing and annealing furnace device according to claim 1, characterized in that: the furnace body (13) is internally provided with a limiting frame (2), and the limiting frame (2) is equidistantly distributed outside the inner container (14).