CN216808906U

CN216808906U - Vacuum-pumping type spheroidizing annealing furnace

Info

Publication number: CN216808906U
Application number: CN202220598430.8U
Authority: CN
Inventors: 毛程凯; 陆毅超; 程毅
Original assignee: Sumon Industrial Jia Shan Co ltd
Current assignee: Sumon Industrial Jia Shan Co ltd
Priority date: 2022-03-18
Filing date: 2022-03-18
Publication date: 2022-06-24
Anticipated expiration: 2032-03-18

Abstract

The utility model discloses a vacuum-pumping spheroidizing annealing furnace, which belongs to the technical field of annealing furnaces and comprises a bottom plate, wherein a cooling box is arranged at the center of the top of the bottom plate, a buffer box is arranged inside the cooling box, a refrigerating box is also arranged inside the cooling box, a first heat insulation plate is arranged between the buffer box and the refrigerating box, an annealing furnace body is arranged at the top of the cooling box, a liquid pump is arranged at the bottom end inside the refrigerating box, a circulating water pipe is arranged at the top of the liquid pump, a first refrigerator is arranged on one side inside the bottom plate, the cooling liquid in the refrigerating box is refrigerated through the first refrigerator, the cooling liquid is pumped into the circulating water pipe through the liquid pump, the cooling liquid is guided to spiral around the annealing furnace body through the circulating water pipe, the heat emitted by the annealing furnace body is taken away, the purpose of heat dissipation and temperature reduction is achieved, the cooling liquid is guided into the buffer box under the guide of the circulating water pipe to prevent from being introduced into the refrigerating box, resulting in the temperature rise of the cooling liquid in the refrigeration box and the reduction of the cooling and heat dissipation efficiency.

Description

Vacuum-pumping spheroidizing annealing furnace

Technical Field

The utility model belongs to the technical field of annealing furnaces, and particularly relates to a vacuum-pumping spheroidizing annealing furnace.

Background

The spheroidizing annealing furnace is mainly suitable for heat treatment of eutectoid steel and hypereutectoid steel workpieces such as carbon tool steel, alloy tool steel, bearing steel and the like. The spheroidizing annealing furnace spheroidizes and anneals to obtain a spherical pearlite structure, wherein cementite is spherical particles and is dispersedly distributed on a ferrite matrix, compared with flaky pearlite, the hardness is low, the cutting processing is convenient, austenite grains are not easy to grow up during quenching and heating, and the deformation and cracking tendency of a workpiece is small during cooling.

At present, the present vacuum-pumping spheroidizing annealing furnace mostly adopts a fan to cool the furnace in a cooling and radiating manner, so that the cooling and radiating efficiency is very low, the temperature of the vacuum-pumping spheroidizing annealing furnace is difficult to drop, and the effect of rapid emergency cooling cannot be achieved, thereby influencing the spheroidizing effect of workpieces, and providing the vacuum-pumping spheroidizing annealing furnace for this reason.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a vacuum-pumping spheroidizing annealing furnace, which aims to solve the problems that the prior vacuum-pumping spheroidizing annealing furnace in the background technology is provided, fans are mostly adopted to carry out heat dissipation and cooling on the vacuum-pumping spheroidizing annealing furnace in the cooling and heat dissipation technology, so that the cooling and heat dissipation efficiency is very low, the temperature of the vacuum-pumping spheroidizing annealing furnace is difficult to drop, the rapid emergency cooling effect cannot be achieved, and the spheroidizing effect of workpieces is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: a vacuumized spheroidizing annealing furnace comprises a bottom plate, a cooling box and a circulating water pipe, wherein the cooling box is arranged at the center of the top of the bottom plate, a buffer box is arranged on one side in the cooling box, a refrigerating box is arranged on the other side in the cooling box, a first heat insulation plate is arranged between the buffer box and the refrigerating box, the periphery of the first heat insulation plate is hermetically connected with the inner wall of the cooling box, an annealing furnace body is arranged at the top of the cooling box, the annealing furnace body is fixedly arranged at the top of the cooling box in a welding manner, an infusion pump is arranged at the bottom in the cooling box, the circulating water pipe is arranged at the top of the infusion pump, the circulating water pipe penetrates through the top shell of the cooling box, extends to the inside of the shell of the annealing furnace body and is wound on the inner side of the shell of the annealing furnace body, and one end of the circulating water pipe, which is far away from the infusion pump, extends to the top end in the inside of the buffer box, the refrigerator is characterized in that a first refrigerator is arranged on one side of the inside of the bottom plate, a refrigerating end is arranged on one side of the first refrigerator, and the refrigerating end extends to the inside of the refrigerating box and is connected with the shell of the refrigerating box in a sealing mode.

Preferably, the inside second refrigerator that is equipped with in one side that first refrigerator was kept away from to the bottom plate, the second refrigerator sets up in inside one side of bottom plate through the mode of inlaying, one side heat dissipation end of second refrigerator is equipped with the dust screen one side of second refrigerator also is equipped with the refrigeration end, the refrigeration end extend to the inside of baffle-box and with the inner wall sealing connection of baffle-box, the inside top of first heat insulating board is equipped with circulating water pump, circulating water pump is fixed inlay with the inside of first heat insulating board, circulating water pump's both ends are through the pipe that is equipped with respectively with refrigeration case and baffle-box intercommunication.

Preferably, a second heat insulation plate is arranged between the annealing furnace body and the cooling box, the second heat insulation plate is fixedly arranged between the annealing furnace body and the cooling box, and an inner container is arranged inside the annealing furnace body.

Preferably, the top both sides of bottom plate are equipped with the support frame, the support frame is U type structure, the support frame passes through welded mode and bottom plate fixed connection, the inside a plurality of fans that all are equipped with in both ends of support frame, the fan is through the installation screw fixed mounting who is equipped with in the inside of support frame, the both sides of fan all are equipped with the air screen.

Preferably, a hydraulic cylinder is arranged at the center of the top of the support frame and is fixedly mounted at the center of the top of the support frame through a mounting screw, a hydraulic rod is arranged at the bottom of the hydraulic cylinder and penetrates through the top shell of the support frame, a furnace cover is arranged at the bottom of the hydraulic rod and is fixedly connected with the hydraulic rod in a welding mode.

Preferably, a vacuum pump is arranged on one side of the top of the furnace cover, the vacuum pump is fixedly installed on one side of the top of the furnace cover through an installation screw, and the top of the vacuum pump extends to the bottom end of the furnace cover through a guide pipe.

Preferably, the top one end of support frame is equipped with the electronic box, the electronic box is through the installation screw fixed mounting who is equipped with in top one side of support frame, the electronic box carries out electric connection with each power consumption part through the wire that is equipped with.

Compared with the prior art, the utility model has the beneficial effects that:

1. when needs dispel the heat to annealing stove body, come to refrigerate the inside coolant liquid of refrigeration case through the first refrigerator that is equipped with, the drawing liquid pump that the rethread was equipped with, come the coolant liquid suction to circulating pipe in, it spirals around annealing stove body to lead the coolant liquid through circulating pipe, thereby come to take away the heat that annealing stove body distributed out, reach the purpose of heat dissipation cooling, then under circulating pipe's guide, guide the coolant liquid to the inside of baffle-box, through the baffle-box, come to cushion the coolant liquid after the heat absorption, prevent to introduce the inside of refrigeration case, lead to the coolant liquid temperature of refrigeration incasement to rise, reduce cooling's efficiency.

2. Through the second refrigerator that is equipped with, come to cool down the inside coolant liquid of baffle-box, with the temperature after falling to a certain temperature, the inside of refrigeration case is gone into with its suction to the circulating water pump that the rethread was equipped with, concentrates the refrigeration to it, the effectual stability of guaranteeing refrigeration incasement portion temperature to ensure the stability of refrigeration effect.

Drawings

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

FIG. 2 is a side view of the present invention;

FIG. 3 is a schematic plan view of the present invention;

FIG. 4 is an enlarged view of A in FIG. 3 according to the present invention;

fig. 5 is an enlarged structural diagram of B in fig. 4 according to the present invention.

In the figure: 1. a base plate; 2. a support frame; 3. a hydraulic cylinder; 4. a furnace cover; 5. a vacuum pump; 6. a fan; 7. a gas-filtering net; 8. an electric box; 9. an annealing furnace body; 10. a cooling tank; 11. an inner container; 12. a refrigeration case; 13. a liquid pump; 14. a first refrigerator; 15. a circulating water pipe; 16. a buffer tank; 17. a first heat insulation plate; 18. a circulating water pump; 19. a second refrigerator; 20. a dust screen; 21. a second heat shield.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution of a vacuum spheroidizing annealing furnace: the annealing furnace comprises a bottom plate 1, a cooling box 10 and a circulating water pipe 15, wherein the cooling box 10 is arranged at the center position of the top of the bottom plate 1, a buffer box 16 is arranged on one side inside the cooling box 10, a refrigeration box 12 is arranged on the other side inside the cooling box 10, a first heat insulation plate 17 is arranged between the buffer box 16 and the refrigeration box 12, the periphery of the first heat insulation plate 17 is hermetically connected with the inner wall of the cooling box 10, an annealing furnace body 9 is arranged at the top of the cooling box 10, the annealing furnace body 9 is fixedly arranged at the top of the cooling box 10 in a welding mode, an extraction pump 13 is arranged at the bottom end inside the refrigeration box 12, the circulating water pipe 15 is arranged at the top of the extraction pump 13, the circulating water pipe 15 penetrates through a top shell of the cooling box 10 to extend into the shell of the annealing furnace body 9 and is wound on the inner side of the shell of the annealing furnace body 9, one end, far away from the extraction pump 13, of the circulating water pipe 15 extends to the top end inside of the buffer box 16, a first refrigerator 14 is arranged on one side inside the bottom plate 1, one side of the first refrigerator 14 is provided with a refrigerating end which extends into the interior of the refrigerator cabinet 12 and is sealingly connected to the housing of the refrigerator cabinet 12.

In this embodiment, when the needs dispel the heat to annealing stove body 9, come to refrigerate the inside coolant liquid of refrigeration case 12 through first refrigerator 14 that is equipped with, rethread liquid drawing pump 13 that is equipped with, come to guide the coolant liquid suction to circulating pipe 15 in, guide the coolant liquid through circulating pipe 15 and spiral around annealing stove body 9, thereby come to take away the heat that annealing stove body 9 distributed out, reach the purpose of heat dissipation cooling, then under circulating pipe 15's guide, guide the inside of coolant liquid to buffer box 16, through buffer box 16, come to cushion the coolant liquid after the heat absorption, prevent to introduce the inside of refrigeration case 12, lead to the coolant liquid temperature rising in refrigeration case 12, reduce cooling efficiency.

Specifically, bottom plate 1 keeps away from the inside second refrigerator 19 that is equipped with in one side of first refrigerator 14, second refrigerator 19 sets up in bottom plate 1's inside one side through inlayed mode, one side heat dissipation end of second refrigerator 19 is equipped with the one side of dust screen 20 second refrigerator 19 and also is equipped with the refrigeration end, the refrigeration end extends to the inside of baffle-box 16 and with baffle-box 16's inner wall sealing connection, the inside top of first heat insulating board 17 is equipped with circulating water pump 18, circulating water pump 18 is fixed inlay with the inside of first heat insulating board 17, circulating water pump 18's both ends communicate with refrigeration case 12 and baffle-box 16 respectively through the pipe that is equipped with.

In this embodiment, through second refrigerator 19 that is equipped with, cool down the inside coolant liquid of baffle-box 16, after dropping the temperature to a certain temperature, the inside of refrigeration case 12 is gone into with its suction to the circulating water pump 18 that the rethread was equipped with, concentrates it to refrigerate, the effectual stability of guaranteeing the inside temperature of refrigeration case 12 to ensure the stability of refrigeration effect.

Specifically, a second heat insulation plate 21 is arranged between the annealing furnace body 9 and the cooling box 10, the second heat insulation plate 21 is fixedly arranged between the annealing furnace body 9 and the cooling box 10, and an inner container 11 is arranged inside the annealing furnace body 9.

In the present embodiment, the second heat insulating board 21 is provided to prevent the temperature of the heat radiation portion of the annealing furnace main body 9 from affecting the internal temperature of the cooling box 10, thereby reducing the heat radiation efficiency.

Specifically, bottom plate 1's top both sides are equipped with support frame 2, and support frame 2 is U type structure, and support frame 2 all is equipped with a plurality of fans 6 through welded mode and bottom plate 1 fixed connection, support frame 2's both ends inside, and fan 6 all is equipped with air filter 7 through the installation screw fixed mounting that is equipped with in support frame 2's inside, fan 6's both sides.

In the embodiment, the heat dissipation of the outside of the annealing furnace body 9 is realized through the fan 6, so that the double heat dissipation function is achieved, and the heat dissipation efficiency is improved.

Specifically, the top central point of support frame 2 puts and is equipped with pneumatic cylinder 3, and pneumatic cylinder 3 puts through the top central point of the installation screw fixed mounting that is equipped with in support frame 2, and the bottom of pneumatic cylinder 3 is equipped with the hydraulic stem, and the hydraulic stem pierces through the top casing of support frame 2, and the bottom of hydraulic stem is equipped with bell 4, and bell 4 is through welded mode and hydraulic stem fixed connection.

In this embodiment, the opening and closing of the furnace cover 4 are realized by the hydraulic cylinder 3 matched with the hydraulic rod, so that the workpiece can be conveniently taken and placed by the workers.

Specifically, one side of the top of the furnace cover 4 is provided with a vacuum pump 5, the vacuum pump 5 is fixedly installed on one side of the top of the furnace cover 4 through an installation screw, and the top of the vacuum pump 5 extends to the bottom end of the furnace cover 4 through a guide pipe.

In this embodiment, the air inside the inner container 11 is extracted by the vacuum pump 5 provided therein, so that the spheroidizing effect of the workpiece is improved.

Specifically, the top one end of support frame 2 is equipped with electronic box 8, and electronic box 8 carries out electric connection through the wire that is equipped with and each power consumption part in top one side of support frame 2 through the installation screw fixed mounting that is equipped with in electronic box 8.

In this embodiment, through the electronic box 8 that is equipped with, realize providing the electric energy to each power consumption part to guarantee the normal operating of equipment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a vacuum-pumping type spheroidizing annealing furnace, includes bottom plate (1), cooler bin (10) and circulating water pipe (15), its characterized in that: the top center position of bottom plate (1) is equipped with cooler bin (10), inside one side of cooler bin (10) is equipped with baffle-box (16), the inside opposite side of cooler bin (10) is equipped with refrigeration case (12), be equipped with first heat insulating board (17) between baffle-box (16) and refrigeration case (12), the inner wall sealing connection with cooler bin (10) around first heat insulating board (17), the top of cooler bin (10) is equipped with annealing stove body (9), annealing stove body (9) are fixed in the top of cooler bin (10) through the welded mode, the inside bottom of cooler bin (12) is equipped with drawing liquid pump (13), the top of drawing liquid pump (13) is equipped with circulating water pipe (15), circulating water pipe (15) pass the top casing of cooler bin (10) and extend to the inside of the casing of annealing stove body (9) and twine at the casing of annealing stove body (9) is inboard, one end, far away from the liquid pump (13), of the circulating water pipe (15) extends to the top end of the interior of the buffer tank (16), a first refrigerator (14) is arranged on one side of the interior of the bottom plate (1), a refrigerating end is arranged on one side of the first refrigerator (14), and the refrigerating end extends to the interior of the refrigerating box (12) and is connected with the shell of the refrigerating box (12) in a sealing mode.

2. The evacuated spheroidizing annealing furnace according to claim 1, wherein: the refrigerator is characterized in that a second refrigerator (19) is arranged inside one side, away from a first refrigerator (14), of the bottom plate (1), the second refrigerator (19) is arranged on one side of the inside of the bottom plate (1) in an embedded mode, a dust screen (20) is arranged at a heat dissipation end on one side of the second refrigerator (19), a refrigerating end is also arranged on one side of the second refrigerator (19), the refrigerating end extends to the inside of the buffer box (16) and is connected with the inner wall of the buffer box (16) in a sealing mode, a circulating water pump (18) is arranged on the top end of the inside of the first heat insulation plate (17), the circulating water pump (18) is fixedly embedded inside the first heat insulation plate (17), and two ends of the circulating water pump (18) are respectively communicated with the refrigerating box (12) and the buffer box (16) through guide pipes.

3. The evacuated spheroidizing annealing furnace according to claim 1, wherein: the annealing furnace is characterized in that a second heat insulation plate (21) is arranged between the annealing furnace body (9) and the cooling box (10), the second heat insulation plate (21) is fixedly arranged between the annealing furnace body (9) and the cooling box (10), and an inner container (11) is arranged inside the annealing furnace body (9).

4. The evacuated spheroidizing annealing furnace according to claim 1, wherein: the utility model discloses a fan, including bottom plate (1), bottom plate (2), support frame (2), fan (6), fan's mounting screw fixed mounting in the inside of support frame (2), the top both sides of bottom plate (1) are equipped with support frame (2), support frame (2) are U type structure, support frame (2) are through welded mode and bottom plate (1) fixed connection, the inside a plurality of fans (6) that all are equipped with in both ends of support frame (2), fan (6) all are equipped with air filter screen (7) through the mounting screw fixed mounting that is equipped with.

5. The evacuated spheroidizing annealing furnace according to claim 4, wherein: the utility model discloses a furnace cover, including support frame (2), pneumatic cylinder (3) are equipped with pneumatic cylinder (3) through the installation screw fixed mounting that is equipped with put in the top center of support frame (2), the bottom of pneumatic cylinder (3) is equipped with the hydraulic stem, the hydraulic stem pierces through the top casing of support frame (2), the bottom of hydraulic stem is equipped with bell (4), bell (4) are through welded mode and hydraulic stem fixed connection.

6. The evacuated spheroidizing annealing furnace according to claim 5, wherein: the furnace cover is characterized in that a vacuum pump (5) is arranged on one side of the top of the furnace cover (4), the vacuum pump (5) is fixedly installed on one side of the top of the furnace cover (4) through a mounting screw arranged on the vacuum pump, and the top of the vacuum pump (5) extends to the bottom end of the furnace cover (4) through a guide pipe arranged on the vacuum pump.

7. The evacuated spheroidizing annealing furnace according to claim 4, wherein: the top one end of support frame (2) is equipped with electronic box (8), electronic box (8) are through the installation screw fixed mounting who is equipped with in top one side of support frame (2), electronic box (8) carry out electric connection with each power consumption part through the wire that is equipped with.