CN210486454U

CN210486454U - Box type energy-saving resistance furnace for heating workpieces

Info

Publication number: CN210486454U
Application number: CN201921103489.XU
Authority: CN
Inventors: 姜达根; 贺建刚
Original assignee: Wuhan Might Furnace Technology Co ltd
Current assignee: Wuhan Might Furnace Technology Co ltd
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-05-08
Anticipated expiration: 2029-07-15

Abstract

The utility model discloses a box-type energy-saving resistance furnace for heating workpieces, which belongs to the technical field of resistance furnaces and comprises a furnace body, the top of the furnace body is provided with a fixed box, the outer surface of the fixed box is provided with an operation panel, the interior of the furnace body is connected with a sealing door through a telescopic rod, a handle is fixed on the outer surface of the sealing door, the box-type energy-saving resistance furnace for heating the workpiece is provided with an electric push rod, a supporting plate, an upper resistance plate and a lower resistance plate, when the workpiece is placed in the heating cavity, the bottom of the workpiece is contacted with the surface of the lower resistance plate, meanwhile, the electric push rod is opened by a worker, the electric push rod pushes the support plate, so that the two symmetrical upper and lower resistive plates are brought close to each other, and subsequently the workpiece is fixed between the upper and lower resistive plates, the contact area between the workpiece and the upper resistance plate and the contact area between the workpiece and the lower resistance plate are larger, so that the condition that the workpiece is heated unevenly is avoided.

Description

Box type energy-saving resistance furnace for heating workpieces

Technical Field

The utility model relates to a resistance furnace technical field specifically is a box energy-conserving resistance furnace is used in work piece heating.

Background

The resistance furnace is an industrial furnace which heats a workpiece or a material by heating an electric heating element or a heating medium in the furnace by using current. The electric resistance furnace is used for heating before metal forging, heating by metal heat treatment, brazing, sintering in powder metallurgy, roasting and annealing of glass ceramics, melting of low-melting-point metal, drying of sand molds and paint film layers and the like in the mechanical industry.

When the existing resistance furnace heats a workpiece, the workpiece is heated unevenly enough, so that subsequent processing of the workpiece is easily influenced, and after the workpiece is heated, a worker usually needs to clamp the workpiece out by using a tool, so that the operation is inconvenient, and the workpiece is easy to slip and fall.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a work piece heats with box energy-conserving resistance furnace to propose in solving above-mentioned background art to the work piece heating uneven and take out inconvenient problem to the work piece.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a work piece heating is with box energy-conserving resistance furnace, includes the furnace body, fixed case is installed at the top of furnace body, the surface mounting of fixed case has operating panel, the inside of furnace body is connected with sealing door through the telescopic link, sealing door's surface mounting has the handle, sealing door's inside is fixed with the lug, one side of lug is fixed with the return plate through the connecting rod, the inside top and the inside below of furnace body all are connected with the backup pad through electric putter, two resistance plate and lower resistance plate are installed respectively to the surface of backup pad, just go up the resistance plate and form the heating chamber down between the resistance plate, the bottom of furnace body is fixed with the supporting leg.

Preferably, the sealing door is clamped with the furnace body through a lug.

Preferably, the pull back plate is located at an inner side of the heating chamber.

Preferably, the upper resistance plate and the lower resistance plate are arranged in a mirror image mode by taking the connecting rod as a center.

Preferably, the outer surfaces of the upper and lower resistive plates are smooth.

Preferably, the operation panel is electrically connected with the electric push rod, the upper resistance plate and the lower resistance plate respectively.

Compared with the prior art, the beneficial effects of the utility model are that: the box-type energy-saving resistance furnace for heating the workpiece is provided with an electric push rod, a support plate, an upper resistance plate and a lower resistance plate, when the workpiece is placed in a heating cavity, the bottom of the workpiece is contacted with the surface of the lower resistance plate, meanwhile, a worker opens the electric push rod to push the support plate by the electric push rod, so that two symmetrical upper resistance plates and two symmetrical lower resistance plates are close to each other, then the workpiece is fixed between the upper resistance plate and the lower resistance plate, the contact area between the workpiece and the upper resistance plate and the lower resistance plate is larger, the condition that the workpiece is heated unevenly is avoided, the box-type energy-saving resistance furnace for heating the workpiece is provided with a sealing door, a telescopic rod, a connecting rod and a pull-back plate, when the workpiece is heated and needs to be taken out, the worker can pull the sealing door open through a handle, the sealing door can drive the telescopic rod to extend, and the pull-, and the lug is fixed with sealing door for at the in-process that the staff pulled open sealing door, the pull-back board can outwards remove, and because the pull-back board is located inside one side in heating chamber, make the pull-back board can release the work piece with the work piece contact, the staff only need in advance will hold the article of work piece put outside sealing door and get can, easy and simple to handle, and prevented that the staff is direct and the work piece contact, avoided taking out inconvenient condition to the work piece.

Drawings

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

FIG. 2 is a schematic sectional view of the furnace body of the present invention;

FIG. 3 is a schematic view of a partial structure of the support plate of the present invention;

fig. 4 is a schematic view of a partially enlarged structure of the present invention a;

in the figure: 1. a furnace body; 2. a sealing door; 3. an operation panel; 4. a telescopic rod; 5. an electric push rod; 6. a connecting rod; 7. a pull-back plate; 8. a heating cavity; 9. a support plate; 10. an upper resistance plate; 11. a fixed box; 12. a handle; 13. supporting legs; 14. a bump; 15. and a lower resistance plate.

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.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "fixed," "sleeved," and the like are to be construed broadly, e.g., as either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; the two elements may be connected directly or indirectly through an intermediate medium, and the two elements may be connected internally or in an interaction relationship, and a person skilled in the art can understand the specific meaning of the above terms in the present invention according to specific situations.

The utility model discloses in: the electric push rod is LT 50-63-80.

Referring to fig. 1-4, the present invention provides a technical solution: a box-type energy-saving resistance furnace for heating workpieces comprises a furnace body 1, a sealing door 2, an operation panel 3, an expansion link 4, an electric push rod 5, a connecting rod 6, a pull-back plate 7, a heating cavity 8, a supporting plate 9, an upper resistance plate 10, a fixed box 11, a handle 12, supporting legs 13, a convex block 14 and a lower resistance plate 15, wherein the fixed box 11 is installed at the top of the furnace body 1, the operation panel 3 is installed on the outer surface of the fixed box 11, the sealing door 2 is connected inside the furnace body 1 through the expansion link 4, the expansion link 4 plays a role in positioning connection with the sealing door 2, the handle 12 is fixed on the outer surface of the sealing door 2, the convex block 14 is fixed inside the sealing door 2, the pull-back plate 7 is fixed on one side of the convex block 14 through the connecting rod 6, the supporting plate 9 is connected above and below the inside of the furnace body 1 through the electric push rod 5, the upper resistance plate 10, and a heating cavity 8 is formed between the upper resistance plate 10 and the lower resistance plate 15, and supporting legs 13 are fixed at the bottom of the furnace body 1.

Referring to fig. 1-2, the sealing door 2 is clamped with the furnace body 1 through a protrusion 14, so that the sealing door 2 is fixed, and the pull-back plate 7 is located at one side inside the heating cavity 8, so that the pull-back plate 7 can contact with a workpiece to push the workpiece out.

Referring to fig. 2 and 4, the upper resistor plate 10 and the lower resistor plate 15 are arranged in a mirror image manner with the connecting rod 6 as the center, so that the upper resistor plate 10 and the lower resistor plate 15 can heat the workpiece conveniently, and the outer surfaces of the upper resistor plate 10 and the lower resistor plate 15 are smooth, so that the workpiece can be taken out conveniently.

Referring to fig. 1 to 4, the operation panel 3 is electrically connected to the electric push rod 5, the upper resistor plate 10 and the lower resistor plate 15, respectively, and a worker can operate the electric push rod 5, the upper resistor plate 10 and the lower resistor plate 15 through the operation panel 3.

The working principle is as follows: firstly, a worker installs the device, then the power is switched on, then the worker pulls open the sealing door 2 to place the workpiece to be heated into the heating cavity 8 of the furnace body 1, then the bottom of the workpiece is contacted with the surface of the lower resistance plate 15, then the worker sequentially closes the sealing door 2 and opens the electric push rod 5 to enable the electric push rod 5 to push the support plate, so that the two symmetrical upper resistance plates 10 and the lower resistance plate 15 are close to each other, then the workpiece is fixed between the upper resistance plate 10 and the lower resistance plate 15, then the worker energizes the upper resistance plate 10 and the lower resistance plate 15 to heat the workpiece, when the workpiece is heated and needs to be taken out, the worker can pull open the sealing door 2 through the handle 12, the sealing door 2 can drive the telescopic rod 4 to extend, because the pull-back plate 7 is connected with the bump 14 through the connecting rod 6, and the bump 14 is fixed with the sealing door 2, make the in-process of pulling open sealing door 2 at the staff, return plate 7 can outwards remove, and because return plate 7 is located inside one side of heating chamber 8 for return plate 7 can be released the work piece with the work piece contact, the staff only need in advance will hold the article of work piece put sealed door 2 outside hold get can, easy and simple to handle, and prevented that the staff is direct and the work piece contact.

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 work piece heating is with box energy-conserving resistance furnace, includes furnace body (1), its characterized in that: a fixed box (11) is arranged at the top of the furnace body (1), an operation panel (3) is arranged on the outer surface of the fixed box (11), the interior of the furnace body (1) is connected with a sealing door (2) through a telescopic rod (4), a handle (12) is fixed on the outer surface of the sealing door (2), a convex block (14) is fixed inside the sealing door (2), a pull-back plate (7) is fixed on one side of the convex block (14) through a connecting rod (6), the upper part and the lower part inside the furnace body (1) are both connected with supporting plates (9) through electric push rods (5), the outer surfaces of the two supporting plates (9) are respectively provided with an upper resistance plate (10) and a lower resistance plate (15), and a heating cavity (8) is formed between the upper resistance plate (10) and the lower resistance plate (15), and supporting legs (13) are fixed at the bottom of the furnace body (1).

2. The box type energy-saving resistance furnace for heating workpieces as claimed in claim 1, characterized in that: the sealing door (2) is clamped with the furnace body (1) through a convex block (14).

3. The box type energy-saving resistance furnace for heating workpieces as claimed in claim 1, characterized in that: the pulling-back plate (7) is positioned at one side of the inner part of the heating cavity (8).

4. The box type energy-saving resistance furnace for heating workpieces as claimed in claim 1, characterized in that: the upper resistance plate (10) and the lower resistance plate (15) are arranged in a mirror image mode by taking the connecting rod (6) as a center.

5. The box type energy-saving resistance furnace for heating workpieces as claimed in claim 1, characterized in that: the outer surfaces of the upper resistance plate (10) and the lower resistance plate (15) are smooth.

6. The box type energy-saving resistance furnace for heating workpieces as claimed in claim 1, characterized in that: the operation panel (3) is respectively and electrically connected with the electric push rod (5), the upper resistance plate (10) and the lower resistance plate (15).