CN210048812U - Box-type quenching furnace with anti-oxidation function - Google Patents

Abstract

The utility model discloses a box quenching furnace with anti-oxidation function, including the box, the bottom of cage and the equal fixed mounting in both sides of inner wall have the heating pipe, and one side fixed mounting of box has reinforced box, and the inside of rose box divide into first filter chamber, second filter chamber and third filter chamber through the baffle, and the equal fixedly connected with of avris of six clamp plates draws the handle, and the opposite side of six clamp plates contacts with the both sides at three filter plate top respectively, the utility model relates to a box quenching furnace with anti-oxidation function sets up reinforced box and cage, and at the inside dropwise add methanol of box and fill protective gas around the work piece, can effectively prevent the work piece oxidation, sets up the rose box simultaneously and filters waste gas, and conveniently changes filter plate.

Description

Box-type quenching furnace with anti-oxidation function

Technical Field

The utility model relates to a quenching furnace, in particular to a box quenching furnace with anti-oxidation function belongs to spare part processing technology field.

Background

In the process of processing the parts, the parts need to be subjected to quenching. Quenching is to heat and preserve the parts, and then to rapidly cool the parts in quenching media such as water, oil or other inorganic salts, organic aqueous solution and the like. After quenching, the steel part becomes hard but at the same time becomes brittle. In order to reduce the brittleness of the steel part, the quenched steel part is kept warm for a long time at a suitable temperature above room temperature and below 650 ℃, and then cooled, and the process is called tempering. Annealing, normalizing, quenching and tempering are four heats in the overall heat treatment, wherein quenching and tempering are closely related and are often used in a matching way, and the quenching and tempering are not indispensable.

The box-type quenching furnace is a heating chamber, a front chamber and a quenching oil groove, a furnace charge is a heat treatment furnace for completing a quenching process in the furnace, the execution of treatment is a key process of gear manufacturing, the selection of the carburizing and quenching furnace is very important, three types of well-type carburizing and quenching furnace, a sealed box-type multipurpose carburizing and quenching furnace and a push rod-type continuous carburizing and quenching furnace are available at present, an old box-type quenching furnace is used for processing, but the existing box-type quenching furnace is easy to oxidize, the quality and the appearance of a processed product are greatly influenced, and meanwhile, the existing box-type quenching furnace cannot timely treat waste gas pollution during workpiece processing, so that the health of workers is damaged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a box quenching furnace with anti-oxidation function to solve the current box quenching furnace that proposes in the above-mentioned background art and easily produce the oxidation, had very big influence to the product quality and the outward appearance of processing, the processing that exhaust pollution when current box quenching furnace is handled the work piece can not be timely simultaneously, has endangered the healthy problem of staff.

In order to achieve the above object, the utility model provides a following technical scheme: a box-type quenching furnace with an anti-oxidation function comprises a box body, wherein two supporting legs are fixedly mounted at the top in the box body, air inlet covers are fixedly mounted in the middles of the two supporting legs, the bottom ends of the two supporting legs are fixedly connected with the top end of an isolation cover, heating pipes are fixedly mounted at the bottom end of the isolation cover and at the two sides of the inner wall of the isolation cover, a feeding box body is fixedly mounted at one side of the box body, a feeding pipe communicated with the interior of the box body is mounted at one side of the feeding box body, a piston is fixedly mounted in the feeding box body, a piston rod is fixedly mounted at one side of the piston, a cooling pool is fixedly mounted at the bottom in the box body, two electric hydraulic cylinders are fixedly mounted at the bottom in the cooling pool, output shafts of the two electric hydraulic cylinders are fixedly, the air inlet of the fan is communicated with the air inlet cover through a first pipeline, the air outlet of the fan is communicated with the air inlet of the filter box through a second pipeline, the interior of the filter box is divided into a first filter chamber, a second filter chamber and a third filter chamber by a partition plate, the two sides of the inner wall of the first filter chamber, the two sides of the inner wall of the second filter chamber and the two sides of the inner wall of the third filter chamber are all connected with a top plate in a sliding way, the bottom ends of the three top plates are all provided with a slot, the two sides of the three slot inner walls are all fixedly provided with a plurality of fixed springs, one ends of the fixed springs are respectively and fixedly connected with one sides of six pressing plates, the lateral sides of the six pressing plates are all fixedly connected with pull handles, and six one side of the pull handle penetrates through the top plate and is arranged in the side grooves, the side grooves are formed in the two sides of the top plate, and the other side of the six pressing plates is respectively contacted with the two sides of the tops of the three filter screen plates.

As a preferred technical scheme of the utility model, the cavity has been seted up to the inside of cage, one side of cage seted up with the communicating nozzle of cavity, the inside fixed mounting of supporting leg has the intake pipe.

As an optimal technical scheme of the utility model, one side fixed mounting of box has the control box, the fixed surface of control box installs flush mounting plate of switch, flush mounting plate of switch installs first switch, second switch and third switch, electric cylinder is through first switch and external power supply electric connection, the heating tube passes through second switch and external power supply electric connection, the fan passes through third switch and external power supply electric connection.

As an optimal technical scheme of the utility model, bottom fixed mounting in the cooling pond has the outlet pipe, one side fixed mounting of cooling pond inner wall has the inlet tube.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a box quenching furnace with anti-oxidation function sets up reinforced box and cage, at the inside dropwise add methanol of box and fill protective gas around the work piece, can effectively prevent the work piece oxidation, sets up the rose box simultaneously and filters waste gas, and conveniently changes filter plate.

Drawings

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

FIG. 2 is a schematic structural view of the filtering box of the present invention;

FIG. 3 is a schematic structural view of the filter plate of the present invention;

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

In the figure: 1. a box body; 2. a filter box; 3. a fan; 4. an air inlet cover; 5. supporting legs; 6. a feeding box body; 7. a control box; 8. heating a tube; 9. an isolation cover; 10. an electric hydraulic cylinder; 11. a cooling pool; 12. a storage plate; 13. a top plate; 14. a side groove; 15. pulling a handle; 16. a filter screen plate; 17. pressing a plate; 18. and (4) slotting.

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 box-type quenching furnace with oxidation prevention function, which comprises a box body 1, two supporting legs 5 are fixedly arranged at the top part in the box body 1, an air inlet cover 4 is fixedly arranged at the middle part of the two supporting legs 5, the bottom ends of the two supporting legs 5 are both fixedly connected with the top end of an isolation cover 9, heating pipes 8 are fixedly arranged at the bottom end of the isolation cover 9 and at the two sides of the inner wall, a feeding box body 6 is fixedly arranged at one side of the box body 1, a feeding pipe communicated with the interior of the box body 1 is arranged at one side of the feeding box body 6, a piston is fixedly arranged in the feeding box body 6, a piston rod is fixedly arranged at one side of the piston, a cooling pool 11 is fixedly arranged at the bottom part in the box body 1, two electric hydraulic cylinders 10 are fixedly arranged at the bottom part in the, the top end of the box body 1 is fixedly provided with a fan 3, an air inlet of the fan 3 is communicated with an air inlet cover 4 through a first pipeline, an air outlet of the fan 3 is communicated with an air inlet of a filter box 2 through a second pipeline, the interior of the filter box 2 is divided into a first filter chamber, a second filter chamber and a third filter chamber through partition plates, two sides of the inner wall of the first filter chamber, two sides of the inner wall of the second filter chamber and two sides of the inner wall of the third filter chamber are respectively connected with a top plate 13 in a sliding way, the bottom ends of the three top plates 13 are respectively provided with a slot 18, two sides of the inner wall of the three slots 18 are respectively and fixedly provided with a plurality of fixed springs, one end of each fixed spring is respectively and fixedly connected with one side of six pressing, and one side of each of the six pull handles 15 penetrates through the top plate 13 and is arranged in the side groove 14, the side grooves 14 are formed in two sides of the top plate 13, and the other sides of the six press plates 17 are respectively contacted with two sides of the tops of the three filter screen plates 16.

Preferably, a cavity is formed in the isolation cover 9, a nozzle communicated with the cavity is formed in one side of the isolation cover 9, an air inlet pipe is fixedly arranged in the support leg 5, protective gas is introduced from the air inlet pipe, and the protective gas is sprayed out from the nozzle to fill the periphery of the workpiece.

Preferably, one side of the box body 1 is fixedly provided with a control box 7, the surface of the control box 7 is fixedly provided with a switch panel, the surface of the switch panel is fixedly provided with a first switch, a second switch and a third switch, the electric hydraulic cylinder 10 is electrically connected with an external power supply through the first switch, the heating pipe 8 is electrically connected with the external power supply through the second switch, and the fan 3 is electrically connected with the external power supply through the third switch.

Preferably, a water outlet pipe is fixedly installed at the bottom in the cooling pool 11, and a water inlet pipe is fixedly installed at one side of the inner wall of the cooling pool 11.

When in specific use, the utility model relates to a box quenching furnace with anti-oxidation function, in operation, the work piece to be processed is placed on the object placing plate 12 in the box quenching furnace from the feed inlet, the furnace door is closed, the heating pipe 8 and the electric hydraulic cylinder 10 are started to work through the switch panel, and the fan 3 is started, the electric hydraulic cylinder 10 drives the work piece on the object placing plate 12 to be close to the heating pipe 8 for heating, and protective gas is introduced from the air inlet pipe, the protective gas is sprayed out from the nozzle, the piston rod is pressed, the piston extrudes methanol in the feeding box body 6 to the box body 1, the work piece is prevented from being oxidized, waste gas generated in the work of the box quenching furnace is sucked into the filtering box 2 through the air inlet cover 4 under the effect of the fan 3, the waste gas is filtered through the first filtering chamber, the second filtering chamber and the third filtering chamber, and simultaneously, when the filtering screen plate, the pulling handle 15 is pulled, and the pressing plate 17 can be loosened to replace the filter screen plate 16.

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 (4)

1. A box-type quenching furnace with an anti-oxidation function comprises a box body (1) and is characterized in that two supporting legs (5) are fixedly mounted at the top of the box body (1), an air inlet cover (4) is fixedly mounted in the middle of the two supporting legs (5), the bottom ends of the two supporting legs (5) are fixedly connected with the top end of an isolation cover (9), heating pipes (8) are fixedly mounted at the bottom end of the isolation cover (9) and the two sides of the inner wall of the isolation cover, a feeding box body (6) is fixedly mounted at one side of the box body (1), a feeding pipe communicated with the interior of the box body (1) is mounted at one side of the feeding box body (6), a piston is fixedly mounted in the interior of the feeding box body (6), a piston rod is fixedly mounted at one side of the piston, a cooling pool (11) is fixedly mounted at the bottom of the box body (1), two electric hydraulic cylinders (10) are fixedly mounted, the output shafts of the two electric hydraulic cylinders (10) are fixedly connected with the bottom end of the object placing plate (12), the top end of the box body (1) is fixedly provided with a fan (3), an air inlet of the fan (3) is communicated with an air inlet cover (4) through a first pipeline, an air outlet of the fan (3) is communicated with an air inlet of the filter box (2) through a second pipeline, the inside of the filter box (2) is divided into a first filter chamber, a second filter chamber and a third filter chamber through a partition plate, two sides of the inner wall of the first filter chamber, two sides of the inner wall of the second filter chamber and two sides of the inner wall of the third filter chamber are respectively and slidably connected with a top plate (13), the bottom ends of the three top plates (13) are respectively provided with a slot (18), a plurality of fixing springs are fixedly installed on two sides of the inner wall of the three slot (18), one ends of the plurality of the fixing springs are respectively and, six the equal fixedly connected with of avris of clamp plate (17) draws (15), and six draw the inside that roof (13) were all run through to one side of (15) and place limit groove (14) in, just the both sides at roof (13) are seted up in limit groove (14), six the opposite side of clamp plate (17) contacts with the both sides at three filter plate (16) top respectively.

2. The box-type quenching furnace with an oxidation preventing function as set forth in claim 1, wherein: the inside of cage (9) has been seted up the cavity, one side of cage (9) has been seted up with the communicating nozzle of cavity, the inside fixed mounting of supporting leg (5) has the intake pipe.

3. The box-type quenching furnace with an oxidation preventing function as set forth in claim 1, wherein: one side fixed mounting of box (1) has control box (7), the fixed surface of control box (7) installs flush mounting plate of switch, flush mounting plate of switch's fixed surface installs first switch, second switch and third switch, electric hydraulic cylinder (10) are through first switch and external power supply electric connection, heating pipe (8) are through second switch and external power supply electric connection, fan (3) are through third switch and external power supply electric connection.

4. The box-type quenching furnace with an oxidation preventing function as set forth in claim 1, wherein: the bottom fixed mounting in cooling tank (11) has the outlet pipe, one side fixed mounting of cooling tank (11) inner wall has the inlet tube.

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