CN212894862U

CN212894862U - Heat treatment pushing disc furnace inter-cooling device

Info

Publication number: CN212894862U
Application number: CN202021641801.3U
Authority: CN
Inventors: 邓勇
Original assignee: Chongqing Demai Machinery Co ltd
Current assignee: Chongqing Demai Machinery Co ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-04-06
Anticipated expiration: 2030-08-10

Abstract

The utility model relates to a heat treatment technical field just discloses a heat treatment pushes away cold device in dish stove area, including well cold furnace, the inside fixed mounting of well cold furnace has the backup pad, the small opening has been seted up at the top of backup pad. This heat treatment pushes away cold device in dish stove area, the work piece body with high temperature gets into in the intercooler stove by the material hole, and place in the backup pad, the cooling water in with the water tank is introduced to the shower nozzle in and is evenly sprayed downwards through the water pipe, carry out the water-cooling to the work piece body, the water that sprays and drop flows in to the bottom of intercooler stove from the small opening, and get into in the circulating pipe through the effect of water pump, carry out the heat conduction through the circulating pipe to the water of high temperature and give off in the air, make water quick cooling, can recycle, the fan on two fixed blocks is constantly bloied downwards simultaneously, make inside hot-air discharge from material hole and louvre, the cooling speed of work piece body has further been accelerated, the good mesh of cooling effect has been reached.

Description

Heat treatment pushing disc furnace inter-cooling device

Technical Field

The utility model relates to the technical field of heat treatment, in particular to a heat treatment push plate furnace inter-cooling device.

Background

Heat treatment refers to a hot metal working process in which a material is heated, kept warm, and cooled in a solid state to obtain a desired texture and properties, and the existing heat treatment apparatus is carried out in a pusher-tray type continuous furnace.

The heat treatment push disc furnaces on the market at present are various, but the defects of poor cooling effect generally exist, the existing heat treatment push disc furnaces only need to carry out primary quenching if the temperature of a workpiece is reduced to be below a eutectoid temperature in the machining process, the cooling device in the existing heat treatment push disc furnaces is simple, the temperature of the workpiece can only be reduced to be the quenching temperature for quenching, crystal grains of the internal structure of the existing heat treatment push disc furnaces are large, the service performance of the workpiece is affected, the service performance can be enhanced only by carrying out secondary quenching at the moment, steps are increased, and the machining efficiency is reduced, so that the cold device in the heat treatment push disc furnaces is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a heat treatment pushes away cold charge in dish stove area, possess advantages such as cooling effect is good, current heat treatment has been solved and has pushed away the dish stove and in carrying out the course of working, if with the work piece temperature cooling to the eutectoid temperature below, only need carry out a quenching, and cooling device is comparatively simple in current heat treatment pushes away the dish stove, can only cool down the work piece temperature to quenching temperature, its internal structure crystalline grain is bigger, thereby influence the performance of work piece, need carry out secondary quenching this moment and just can strengthen performance, the step has been increased, the problem of machining efficiency has been reduced.

(II) technical scheme

For realizing the good purpose of above-mentioned cooling effect, the utility model provides a following technical scheme: a heat treatment push plate furnace in-band intercooling device comprises a mesocooling furnace, wherein a supporting plate is fixedly arranged inside the mesocooling furnace, a leak hole is formed in the top of the supporting plate, fixed blocks are fixedly arranged on the left side wall and the right side wall of an inner cavity of the mesocooling furnace, a fan is fixedly arranged on one side opposite to the fixed blocks, a heat insulation plate is fixedly arranged on the top of the mesocooling furnace, a water tank is fixedly arranged on the top of the heat insulation plate, cooling water is filled in the water tank, a water pipe is fixedly connected to the top wall of the inner cavity of the mesocooling furnace, a spray head is fixedly connected to the bottom of the water pipe, a circulating pipe is fixedly connected to the left side of the mesocooling furnace, a water pump is fixedly connected to one end, away from the mesocooling furnace, a fixed plate is fixedly arranged on the left side of the, the outside fixed mounting of auxiliary tube has the valve, the material hole has all been seted up at the front and the back of well cold hearth, the louvre has all been seted up at the front and the back of well cold hearth.

Preferably, the number of the leakage holes is a plurality, and the plurality of the leakage holes are uniformly distributed at the top of the supporting plate.

Preferably, the fixed block is in the shape of a triangular prism, and the top of the water pipe penetrates through the heat insulation plate and the water tank and extends to the inside of the water tank.

Preferably, the number of the water pipes is six, and the six water pipes are uniformly distributed on the top wall of the inner cavity of the inter-cooling furnace.

Preferably, the number of the fixing pieces is six, and the six fixing pieces are fixedly connected with the back surface of the circulating pipe.

Preferably, the fixing piece is an aluminum sheet, and the right side of the water pump is fixedly connected with the left side of the water tank.

(III) advantageous effects

Compared with the prior art, the utility model provides a heat treatment pushing plate furnace inter-cooling device in-band possesses following beneficial effect:

1. this heat treatment pushes away cold device in dish stove area, the work piece body with high temperature gets into in the intercooler stove by the material hole, and place in the backup pad, the cooling water in with the water tank is introduced to the shower nozzle in and is evenly sprayed downwards through the water pipe, carry out the water-cooling to the work piece body, the water that sprays and drop flows in to the bottom of intercooler stove from the small opening, and get into in the circulating pipe through the effect of water pump, carry out the heat conduction through the circulating pipe to the water of high temperature and give off in the air, make water quick cooling, can recycle, the fan on two fixed blocks is constantly bloied downwards simultaneously, make inside hot-air discharge from material hole and louvre, the cooling speed of work piece body has further been accelerated, the good mesh of cooling effect has been reached.

2. This heat treatment pushes away cold device in dish stove area, setting through a plurality of stationary blades, fix the circulating pipe is stable, and because the stationary blade is the aluminum sheet, the heat conductivity is stronger, can the quick discharge of the heat of auxiliary circulating pipe with inside water, and through the setting of valve cooperation auxiliary pipe, owing to become steam exhaust with the cooling water majority of work piece body contact, the cooling water can be more and more few, so can increase the water yield through letting in the cooling water in to the auxiliary pipe, also can carry out neutralization to the high temperature water in the cold stove simultaneously, make later stage cooling rate faster, and when the shower water spills over the backup pad, can open the valve and discharge surplus water from the auxiliary pipe, prevent that high temperature water from covering from influencing the heat dissipation at the work piece surface, the purpose that the cooling effect is good has been reached.

Drawings

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

FIG. 2 is a schematic view of the external structure of the front side of the middle cooling furnace of the present invention;

fig. 3 is a top view of the support plate of the present invention.

In the figure: 1 middle cooling furnace, 2 supporting plates, 3 leaking holes, 4 fixing blocks, 5 fans, 6 heat insulation plates, 7 water tanks, 8 cooling water, 9 water pipes, 10 spray heads, 11 circulating pipes, 12 water pumps, 13 fixing pieces, 14 workpiece bodies, 15 auxiliary pipes, 16 valves, 17 material holes and 18 radiating holes.

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. 1-3, a heat treatment push plate furnace belt inter-cooling device comprises a middle cooling furnace 1, a support plate 2 is fixedly arranged inside the middle cooling furnace 1, a plurality of leak holes 3 are formed in the top of the support plate 2, the leak holes 3 are uniformly distributed in the top of the support plate 2, fixed blocks 4 are fixedly arranged on the left side wall and the right side wall of an inner cavity of the middle cooling furnace 1, fans 5 are fixedly arranged on the opposite sides of the fixed blocks 4, the types of the fans 5 can be RT-H21, a heat insulation plate 6 is fixedly arranged on the top of the middle cooling furnace 1, the heat insulation plate 6 is used for isolating the middle cooling furnace 1 from a water tank 7 and preventing high temperature of cooling liquid 8 in the water tank 7 from being transferred to the water tank 7 to cause the temperature of the cooling liquid in the water tank 7 to be increased and influence the cooling effect, a water tank 7 is fixedly arranged on the top of the heat insulation plate 6, cooling water 8 is filled in, the number of the water pipes 9 is six, the six water pipes 9 are uniformly distributed on the top wall of the inner cavity of the intercooler furnace 1, the shape of the fixing block 4 is a triangular prism, the fixing block 4 is communicated with the outside air through the inner side wall of the intercooler furnace 1, so that the fan 5 can introduce the outside cold air into the inner part for cooling, the top of the water pipe 9 penetrates through the heat insulation plate 6 and the water tank 7 and extends into the water tank 7, the bottom of the water pipe 9 is fixedly connected with a spray head 10, the left side of the intercooler furnace 1 is fixedly connected with a circulating pipe 11, one end of the circulating pipe 11 far away from the intercooler furnace 1 is fixedly connected with a water pump 12, the model of the water pump 12 can be 150QJ10-50/7, the left side of the intercooler furnace 1 is fixedly provided with a fixing plate 13, the fixing plate 13 is an aluminum sheet, the right side of the water pump 12 is fixedly connected with the left side of, the top of the supporting plate 2 is movably provided with a workpiece body 14, the right side of the intermediate cooling furnace 1 is fixedly connected with an auxiliary pipe 15, the outer side of the auxiliary pipe 15 is fixedly provided with a valve 16, the circulating pipe 11 is stably fixed through the arrangement of a plurality of fixing pieces 13, the fixing pieces 13 are aluminum sheets, the heat conductivity is strong, the auxiliary circulating pipe 11 can rapidly discharge the heat of the internal water, the valve 16 is matched with the auxiliary pipe 15, most of cooling water 8 contacted with the workpiece body 14 is changed into steam to be discharged, the cooling water 8 is less and less, the water quantity can be increased by introducing the cooling water 8 into the auxiliary pipe 15, meanwhile, the high-temperature water in the intermediate cooling furnace 1 can be neutralized, the later-stage cooling speed is faster, when spray water overflows the supporting plate 2, the valve 16 can be opened to discharge the excessive water from the auxiliary pipe 15, and the influence of heat dissipation caused by the high-temperature water covering the surface of the workpiece is prevented, the purpose of good cooling effect is achieved, the front and the back of the middle cooling furnace 1 are both provided with material holes 17, the front and the back of the middle cooling furnace 1 are both provided with heat dissipation holes 18, the high-temperature workpiece body 14 enters the middle cooling furnace 1 from the material holes 17 and is placed on the supporting plate 2, cooling water 8 in a water tank 7 is introduced into a spray head 10 through a water pipe 9 and is sprayed downwards uniformly, the workpiece body 14 is water-cooled, the water which is sprayed and dropped flows into the bottom of the inter-cooling furnace 1 from the leakage hole 3 and enters the circulating pipe 11 under the action of the water pump 12, the high-temperature water is conducted and emitted into the air through the circulating pipe 11, so that the water is rapidly cooled and can be recycled, meanwhile, the fans 5 on the two fixing blocks 4 continuously blow downwards, so that the internal hot air is discharged from the material holes 17 and the heat dissipation holes 18, the cooling speed of the workpiece body 14 is further increased, and the purpose of good cooling effect is achieved.

In conclusion, the heat treatment push plate furnace in-band intercooler device enables a high-temperature workpiece body 14 to enter the intercooler furnace 1 from the material hole 17 and be placed on the supporting plate 2, the cooling water 8 in the water tank 7 is introduced into the spray head 10 through the water pipe 9 and is uniformly sprayed downwards, the workpiece body 14 is cooled by water, the sprayed and dropped water flows into the bottom of the intercooler furnace 1 from the leakage hole 3 and enters the circulating pipe 11 through the action of the water pump 12, the high-temperature water is conducted and is diffused into the air through the circulating pipe 11, the water is rapidly cooled and can be recycled, meanwhile, the fans 5 on the two fixing blocks 4 continuously blow downwards, the internal hot air is discharged from the material hole 17 and the heat dissipation holes 18, the temperature reduction speed of the workpiece body 14 is further accelerated, and the purpose of good cooling effect is achieved.

Moreover, the circulating pipe 11 is stably fixed by the arrangement of the plurality of fixing pieces 13, and the fixing pieces 13 are aluminum sheets with strong thermal conductivity, so that the auxiliary circulating pipe 11 can quickly discharge the heat of the internal water, and the valve 16 is matched with the auxiliary pipe 15, because most of the cooling water 8 contacted with the workpiece body 14 is changed into steam to be discharged, and the cooling water 8 is less and less, the water quantity can be increased by introducing the cooling water 8 into the auxiliary pipe 15, and simultaneously the high-temperature water in the intermediate cooling furnace 1 can be neutralized, so that the later cooling speed is faster, when the spray water overflows the supporting plate 2, the valve 16 can be opened to discharge the redundant water from the auxiliary pipe 15, the high-temperature water is prevented from covering the surface of the workpiece to influence the heat dissipation, the purpose of good cooling effect is achieved, the problem that the existing heat treatment push-plate furnace is in the processing process, if the temperature of the workpiece is reduced to be below the eutectoid temperature, only need carry out once quenching, and current heat treatment pushes away cooling device in the dish stove comparatively simple, can only cool down the work piece temperature to quenching temperature and quench, and its internal structure crystalline grain is bigger to influence the performance of work piece, need carry out secondary quenching this moment and just can strengthen performance, increased the step, reduced machining efficiency's problem.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 heat treatment pushing plate furnace takes inter-cooling device, includes well cold furnace (1), its characterized in that: the inner part of the intermediate cooling furnace (1) is fixedly provided with a supporting plate (2), the top of the supporting plate (2) is provided with a leak hole (3), the left side wall and the right side wall of the inner cavity of the intermediate cooling furnace (1) are respectively and fixedly provided with a fixed block (4), one side of the fixed block (4) opposite to the fixed block is respectively and fixedly provided with a fan (5), the top of the intermediate cooling furnace (1) is fixedly provided with a heat insulation plate (6), the top of the heat insulation plate (6) is fixedly provided with a water tank (7), the inside of the water tank (7) is filled with cooling water (8), the top wall of the inner cavity of the intermediate cooling furnace (1) is fixedly connected with a water pipe (9), the bottom of the water pipe (9) is fixedly connected with a spray head (10), the left side of the intermediate cooling furnace (1) is fixedly connected with a circulating pipe (11, fixed plate (13) are fixedly mounted on the left side of middle cooling furnace (1), workpiece body (14) is movably mounted at the top of supporting plate (2), auxiliary tube (15) is fixedly connected to the right side of middle cooling furnace (1), valve (16) is fixedly mounted on the outer side of auxiliary tube (15), material holes (17) are formed in the front and the back of middle cooling furnace (1), and heat dissipation holes (18) are formed in the front and the back of middle cooling furnace (1).

2. The intercooling device in the heat treatment push plate furnace belt of claim 1, wherein: the number of the leakage holes (3) is a plurality, and the plurality of the leakage holes (3) are uniformly distributed at the top of the supporting plate (2).

3. The intercooling device in the heat treatment push plate furnace belt of claim 1, wherein: the shape of fixed block (4) is the triangular prism, the top of water pipe (9) runs through heat insulating board (6) and water tank (7) and extends to the inside of water tank (7).

4. The intercooling device in the heat treatment push plate furnace belt of claim 1, wherein: the number of the water pipes (9) is six, and the six water pipes (9) are uniformly distributed on the top wall of the inner cavity of the intermediate cooling furnace (1).

5. The intercooling device in the heat treatment push plate furnace belt of claim 1, wherein: the number of the fixing pieces (13) is six, and the six fixing pieces (13) are fixedly connected with the back surface of the circulating pipe (11).

6. The intercooling device in the heat treatment push plate furnace belt of claim 1, wherein: the fixing piece (13) is an aluminum sheet, and the right side of the water pump (12) is fixedly connected with the left side of the water tank (7).