CN211227255U

CN211227255U - Metal product heat preservation tempering furnace

Info

Publication number: CN211227255U
Application number: CN201921913902.9U
Authority: CN
Inventors: 江河; 江子杨
Original assignee: Hefei Yangzijiang Metal Decoration Engineering Co ltd
Current assignee: Hefei Yangzijiang Metal Decoration Engineering Co ltd
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-08-11
Anticipated expiration: 2029-11-08

Abstract

The utility model discloses a metal product heat preservation tempering furnace, including the furnace body, one side on furnace body top articulates through the hinge has the bell, and the inner wall of furnace body is fixed to be equipped with the heat-resistant layer, and fixes between heat-resistant layer and the furnace body and be equipped with the heat preservation, and one side fixed mounting of heat-resistant layer has spiral helicine heating wire, and the inside of furnace body is equipped with the stove case, and the bottom fixed mounting of furnace body has the base, the beneficial effects of the utility model are that: two spliced poles are driven simultaneously through the positive and negative motor that sets up, two gears and live-rollers rotate, are connected with corresponding rack toothing through the gear simultaneously, thereby drive wherein two bracing pieces go up and down in vertical direction, through mutually supporting between the chain that sets up and the spliced pole simultaneously, drive wherein two other bracing pieces rise, thereby drive four bracing pieces simultaneously and rise, then it is ejecting from the inside of furnace body with the stove case, be convenient for take out the stove case.

Description

Metal product heat preservation tempering furnace

Technical Field

The utility model relates to a tempering furnace, in particular to metal product heat preservation tempering furnace belongs to metal product production and processing technical field.

Background

The tempering is a process of heating the quenched steel to below the austenite transformation temperature, keeping the temperature for a period of time and then cooling, the structure of the steel tends to be stable after the tempering, the brittleness of the quenched steel is reduced, the toughness and the plasticity are improved, the quenching stress is eliminated or reduced, the shape and the size of the steel are stabilized, the deformation and the cracking of quenched parts are prevented, the cutting processability can be improved after the high-temperature tempering, and the tempering furnace is used for tempering common metal parts in the air and quenching, annealing and aging heat treatment of light alloy parts such as aluminum alloy die castings, pistons, aluminum plates and the like.

The existing tempering furnace generally does not have a heat-insulating layer, and a part of heat is often dissipated in the using process, so that the tempering efficiency is reduced; and the existing tempering furnace is not convenient for taking out the furnace box.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a metal product heat preservation tempering furnace to the general heat preservation that does not have that proposes in solving above-mentioned background art, the problem of taking out the stove case not convenient for.

In order to achieve the above object, the utility model provides a following technical scheme: a metal product heat preservation tempering furnace comprises a furnace body, wherein one side of the top end of the furnace body is hinged with a furnace cover through a hinge, a heat-resistant layer is fixedly arranged on the inner wall of the furnace body, a heat preservation layer is fixedly arranged between the heat-resistant layer and the furnace body, a spiral heating wire is fixedly arranged on one side of the heat-resistant layer, a furnace box is arranged inside the furnace body, a base is fixedly arranged at the bottom end of the furnace body, two symmetrical supporting plates are fixedly arranged inside the base, two side sides of the two supporting plates are respectively and slidably connected with a supporting rod, the top ends of the four supporting rods sequentially penetrate through the furnace body, the heat preservation layer and the heat-resistant layer and are contacted with the bottom end of the furnace box, a rack is fixedly arranged on one side of each of the four supporting rods, two rotating rollers are respectively and rotatably connected inside the base, gears are respectively, the inside fixed mounting of base has the motor that just reverses, the transmission shaft of the motor that just reverses and the one end fixed connection of one of them spliced pole, wherein the one end of three spliced pole in addition all rotates with the inner wall of base to be connected, four the rack is connected with four corresponding gear engagement respectively, four the equal fixed mounting in bottom of bracing piece has the travelling wheel.

As an optimal technical scheme of the utility model, the material of heat preservation and the material of heat-resisting layer are phenolic foam and resistant firebrick respectively.

As an optimized technical scheme of the utility model, wherein two corresponding spliced poles pass through chain drive and connect.

As an optimal technical scheme of the utility model, one side of bell is passed through the buckle and is connected with the opposite side block on furnace body top, the middle part fixed mounting on bell top has the handle.

As an optimized technical scheme of the utility model, the rectangular channel corresponding with the travelling wheel has been seted up to the bottom of base.

As a preferred technical scheme of the utility model, the positive top fixed mounting of furnace body has flush mounting plate of switch, flush mounting plate of switch's surface difference fixed mounting has heating wire switch and positive reverse motor switch, heating wire and positive reverse motor are respectively through heating wire switch and positive reverse motor switch and power electric connection.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a metal product heat preservation tempering furnace, which has certain heat preservation and fire resistance through arranging the heat preservation layer made of phenolic foam materials, thereby being convenient for playing a certain heat preservation effect on the tempering furnace; two spliced poles are driven simultaneously through the positive and negative motor that sets up, two gears and live-rollers rotate, are connected with corresponding rack toothing through the gear simultaneously, thereby drive wherein two bracing pieces go up and down in vertical direction, through mutually supporting between the chain that sets up and the spliced pole simultaneously, drive wherein two other bracing pieces rise, thereby drive four bracing pieces simultaneously and rise, then it is ejecting from the inside of furnace body with the stove case, be convenient for take out the stove case.

Drawings

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

fig. 2 is a schematic sectional structure of the present invention;

fig. 3 is an enlarged schematic view of the utility model at a;

fig. 4 is a schematic structural view of the gear of the present invention.

In the figure: 1. a furnace body; 2. a furnace cover; 3. buckling; 4. a heat-insulating layer; 5. a heat-resistant layer; 6. an electric heating wire; 7. a furnace box; 8. a base; 9. a support plate; 10. a support bar; 11. a rack; 12. a gear; 13. connecting columns; 14. a rotating roller; 15. a chain; 16. a positive and negative rotation motor; 17. a switch panel.

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. 1-4, the utility model provides a metal product heat preservation tempering furnace, which comprises a furnace body 1, wherein one side of the top end of the furnace body 1 is hinged with a furnace cover 2 through a hinge, which is convenient for sealing the furnace body 1; a heat-resistant layer 5 is fixedly arranged on the inner wall of the furnace body 1, a heat-insulating layer 4 is fixedly arranged between the heat-resistant layer 5 and the furnace body 1, a spiral electric heating wire 6 is fixedly arranged on one side of the heat-resistant layer 5, and a furnace box 7 is arranged in the furnace body 1, so that tempered objects can be conveniently heated; a base 8 is fixedly installed at the bottom end of the furnace body 1, two symmetrical supporting plates 9 are fixedly installed inside the base 8, supporting rods 10 are slidably connected to both sides of the two supporting plates 9, the top ends of the four supporting rods 10 sequentially penetrate through the furnace body 1, the heat preservation layer 4 and the heat-resistant layer 5 and are in contact with the bottom end of the furnace box 7, racks 11 are fixedly installed on one sides of the four supporting rods 10, two rotating rollers 14 are rotatably connected inside the base 8, gears 12 are fixedly installed at both ends of the two rotating rollers 14, connecting posts 13 are fixedly installed at one ends of the four gears 12, a forward and reverse motor 8 is fixedly installed inside the base 8, a transmission shaft of the forward and reverse motor 8 is fixedly connected with one end of one connecting post 13, one ends of the other three connecting posts 13 are rotatably connected with the inner wall of the base 8, and the four racks 11 are respectively in meshed connection with the corresponding, travelling wheels are fixedly arranged at the bottom ends of the four support rods 10.

Preferably, the material of the heat-insulating layer 4 and the material of the heat-resistant layer 5 are respectively phenolic foam and refractory bricks, and the phenolic foam has good flame retardance and heat-insulating property, so that the heat-insulating effect is improved; the refractory brick has good heat resistance; two corresponding connecting columns 13 are in transmission connection through chains 15, so that four supporting rods 10 can be driven to lift at the same time; one side of the furnace cover 2 is connected with the other side of the top end of the furnace body 1 in a clamping way through a buckle 3, and a handle is fixedly arranged in the middle of the top end of the furnace cover 2, so that the furnace body 1 and the furnace cover 2 are fixed, and the furnace cover 2 is convenient to open; the bottom end of the base 8 is provided with a rectangular groove corresponding to the travelling wheel, so that the supporting rod 10 can be conveniently lifted; the positive top fixed mounting of furnace body 1 has flush mounting plate of switch 17, and flush mounting plate of switch 17's surface is fixed mounting respectively has heating wire switch and positive and negative motor switch, and heating wire 6 and positive and negative motor 16 pass through heating wire switch and positive and negative motor switch and power electric connection respectively, are convenient for better control each and use electrical apparatus work operation.

When the tempering furnace is used, a workpiece needing tempering is added into a furnace box 7, the furnace box 7 is placed inside a furnace body 1 through relevant machinery, the workpiece in the furnace box 7 is heated through a heating wire 6 of which the type can be 216-NB controlled by a heating wire switch, then a furnace cover 2 is closed through a handle, and the furnace body 1 and the furnace cover 2 are clamped by matching with a buckle 3; after tempering, opening the furnace cover 2, controlling a forward and reverse rotating motor 16 with a model ZWL47FP to rotate forward by a forward and reverse rotating motor switch at the moment, (a transmission shaft of the forward and reverse rotating motor 16 respectively drives two connecting columns 13, two gears 12 and rotating rollers 14 to rotate forward, four gears 12, two rotating rollers 14 and four connecting columns 13 are driven to rotate simultaneously by the mutual matching of the arranged chains 15 and the connecting columns 13, four gears 12 are meshed with four racks 11 to be connected with each other, and four support rods 10 move upwards), then jacking the furnace box 7 upwards, and taking out the furnace box 7 through related machinery; when the tempering furnace needs to be used again, firstly, the forward and reverse rotating motor 16 is controlled to rotate reversely through the forward and reverse rotating motor switch, and the steps are repeated for tempering; when the tempering furnace is not needed, the tempering furnace is placed at a proper position only through the travelling wheels.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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. A metal product heat preservation tempering furnace comprises a furnace body (1) and is characterized in that one side of the top end of the furnace body (1) is hinged with a furnace cover (2) through a hinge, a heat-resistant layer (5) is fixedly arranged on the inner wall of the furnace body (1), a heat preservation layer (4) is fixedly arranged between the heat-resistant layer (5) and the furnace body (1), a spiral heating wire (6) is fixedly arranged on one side of the heat-resistant layer (5), a furnace box (7) is arranged in the furnace body (1), a base (8) is fixedly arranged at the bottom end of the furnace body (1), two symmetrical supporting plates (9) are fixedly arranged in the base (8), supporting rods (10) are slidably connected to two sides of the two supporting plates (9), the top ends of the four supporting rods (10) sequentially penetrate through the furnace body (1), the heat preservation layer (4) and the heat-resistant layer (5) and are contacted with the bottom end, four the equal fixed mounting in one side of bracing piece (10) has rack (11), the inside of base (8) all rotates and is connected with two live-rollers (14), two the equal fixed mounting in both ends of live-rollers (14) has gear (12), four the equal fixed mounting in one end of gear (12) has spliced pole (13), the inside fixed mounting of base (8) has just reverse motor (16), the transmission shaft of just reverse motor (16) and the one end fixed connection of one of them spliced pole (13), wherein the one end of three spliced pole (13) all is connected, four with the inner wall rotation of base (8) in addition rack (11) are connected, four with four corresponding gear (12) meshing respectively the equal fixed mounting in bottom of bracing piece (10) has the running wheel.

2. A metal product holding tempering furnace according to claim 1, characterized in that: the heat-insulating layer (4) and the heat-resistant layer (5) are respectively made of phenolic foam and refractory bricks.

3. A metal product holding tempering furnace according to claim 1, characterized in that: wherein two corresponding connecting columns (13) are in transmission connection through a chain (15).

4. A metal product holding tempering furnace according to claim 1, characterized in that: one side of the furnace cover (2) is connected with the other side of the top end of the furnace body (1) in a clamping manner through a buckle (3), and a handle is fixedly arranged in the middle of the top end of the furnace cover (2).

5. A metal product holding tempering furnace according to claim 1, characterized in that: the bottom end of the base (8) is provided with a rectangular groove corresponding to the travelling wheel.

6. A metal product holding tempering furnace according to claim 1, characterized in that: the positive top fixed mounting of furnace body (1) has flush mounting plate of switch (17), flush mounting plate of switch (17) surface respectively fixed mounting have heating wire switch and positive reverse motor switch, heating wire (6) and positive reverse motor (16) are respectively through heating wire switch and positive reverse motor switch and power electric connection.