CN213570614U - Tempering furnace for chain processing - Google Patents
Tempering furnace for chain processing Download PDFInfo
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- CN213570614U CN213570614U CN202022118085.7U CN202022118085U CN213570614U CN 213570614 U CN213570614 U CN 213570614U CN 202022118085 U CN202022118085 U CN 202022118085U CN 213570614 U CN213570614 U CN 213570614U
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Abstract
The utility model discloses a tempering furnace for chain processing, which comprises a furnace body, a combustion mechanism and a ventilation mechanism; the air exchange mechanism comprises an air exhaust assembly and an air inlet assembly; the air exhaust assembly comprises a vacuum pump and an air exhaust pipe, the vacuum pump is fixedly connected with the vertical plate surface of the furnace body, one end of the air exhaust pipe is connected to the input end of the vacuum pump, and the other end of the air exhaust pipe is communicated with the interior of the furnace body; mechanism of admitting air includes nitrogen gas holding vessel, air duct and control valve, and the vertical facial features fixed connection of nitrogen gas holding vessel and furnace body, the one end and the nitrogen gas holding vessel of air duct are connected, and the other end of air duct link up with the inside of furnace body, and the middle part of air duct is located to the control valve, has solved and has had traditional tempering furnace for chain processing because inside has the problem that oxygen leads to the chain quality to descend when tempering among the prior art.
Description
Technical Field
The utility model relates to a tempering furnace field, concretely relates to tempering furnace is used in chain processing.
Background
The tempering furnace is used for tempering common metal parts in 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 shell is formed by welding a steel plate and a section steel, the trolley is welded by the section steel and the steel plate, the trolley reduces heat radiation and convection loss through soft contact with a furnace lining and a sand sealing mechanism, and the sealing performance of the furnace body is effectively guaranteed. The tempering furnace is a periodically operated tempering furnace, and is used for tempering common metal parts after quenching, and quenching, annealing and aging heat treatment of light alloy parts such as aluminum alloy die castings, pistons, aluminum plates and the like.
In the case of tool steels, both residual stresses and residual austenite have an adverse effect on the steel, and high-temperature tempering or low-temperature tempering is performed to eliminate the adverse effect. The high temperature tempering treatment has a secondary hardening phenomenon, and SKD11 shows that the hardness of the steel obtained by the 530 ℃ tempering is slightly lower than that of the steel obtained by the 200 ℃ low temperature tempering, but the steel has good heat resistance, does not generate aging deformation, can improve the heat resistance of the steel, can prevent the processing deformation of the electric discharge processing, and has a great benefit.
When traditional chain processing tempering furnace tempered, because there was oxygen in the tempering furnace inside, lead to the surface oxidation of chain, influenced the quality of chain, had the problem that traditional tempering furnace for chain processing led to the chain quality to descend because there was oxygen in inside when tempering among the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model provides a tempering furnace for chain processing has solved and has had traditional tempering furnace for chain processing to lead to the problem of chain quality degradation because there is oxygen inside when tempering among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: a tempering furnace for chain processing comprises a furnace body, a combustion mechanism and a ventilation mechanism, wherein the combustion mechanism is arranged in the furnace body, the ventilation mechanism is arranged on the outer side of the furnace body, and the furnace body is cylindrical;
the air exchange mechanism comprises an air exhaust assembly and an air inlet assembly, the air exhaust assembly and the air inlet assembly are both arranged on the furnace body, and the air exhaust assembly and the air inlet assembly are opposite in position;
the air extracting assembly comprises a vacuum pump and an air extracting pipe, the vacuum pump is fixedly connected with the vertical plate surface of the furnace body, one end of the air extracting pipe is connected to the input end of the vacuum pump, and the other end of the air extracting pipe is communicated with the interior of the furnace body;
mechanism admits air includes nitrogen gas holding vessel, air duct and control valve, the nitrogen gas holding vessel with the vertical facial features fixed connection of furnace body, the one end of air duct with the nitrogen gas holding vessel is connected, the other end of air duct with the inside of furnace body link up, the control valve is located the middle part of accuse air duct.
Preferably, the feed inlet has been seted up to the bottom of furnace body, feed inlet department is provided with the receive and release door, receive and release the door through the hinge with the edge of feed inlet is connected.
Preferably, the combustion mechanism comprises a combustion assembly and a feeding assembly, the combustion assembly is arranged on the bottom surface of the furnace body, the feeding assembly is arranged on the combustion assembly, the combustion assembly comprises a combustion bin and a fan, the combustion bin is arranged on the bottom surface of the furnace body, the fan is arranged on the outer side of the furnace body, and the output end of the fan is communicated with the inside of the furnace body through an air supply pipe.
Preferably, the feeding assembly comprises a fixed plate, a sliding block, a rack and a gear, the fixed plate is fixed on the combustion bin, the sliding block is fixedly connected with one end of the rack, the gear is meshed with the rack, a sliding groove is formed in the fixed plate, and the sliding block is located inside the sliding groove.
Preferably, the heating wire is arranged in the furnace body, and the smoke exhaust pipe is arranged at the top end of the furnace body.
Preferably, sealing gaskets are arranged at the joints of the exhaust pipe, the fan and the blast pipe with the furnace body.
The utility model has the advantages that: the utility model comprises a furnace body, a combustion mechanism and a ventilation mechanism; the air exchange mechanism comprises an air exhaust assembly and an air inlet assembly, and the air exhaust assembly and the air inlet assembly are both arranged on the furnace body; the air exhaust assembly comprises a vacuum pump and an air exhaust pipe, the vacuum pump is fixedly connected with the vertical plate surface of the furnace body, one end of the air exhaust pipe is connected to the input end of the vacuum pump, and the other end of the air exhaust pipe is communicated with the interior of the furnace body; mechanism of admitting air includes the nitrogen gas holding vessel, air duct and control valve, the vertical facial features fixed connection of nitrogen gas holding vessel and furnace body, the one end and the nitrogen gas holding vessel of air duct are connected, the other end of air duct link up with the inside of furnace body, the middle part of control valve is located to the control valve, rise to tempering temperature back at tempering furnace temperature, the vacuum pump starts to take out tempering furnace inside air out, later the control valve is opened will, inside nitrogen gas entering furnace body of nitrogen gas holding vessel, with atmospheric pressure balance to the required atmospheric pressure condition of chain tempering, the problem of having traditional tempering furnace for chain processing when tempering because inside has oxygen to lead to the chain quality to descend among the prior art has been solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is the structure schematic diagram of the tempering furnace for chain processing of the utility model.
In the figure: 1. a furnace body; 2. a nitrogen storage tank; 3. an air duct; 4. a control valve; 5. a vacuum pump; 6. an air exhaust pipe; 7. a fan; 8. an air supply pipe; 9. a combustion chamber; 10. a bin gate; 11. a fixing plate; 12. a chute; 13. a slider; 14. a door is retracted; 15. a hinge; 16. a rack; 17. a gear; 18. a smoke exhaust pipe; 19. an electric heating wire.
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, a tempering furnace for chain processing comprises a furnace body 1, a combustion mechanism and a ventilation mechanism, wherein the combustion mechanism is arranged inside the furnace body 1, the ventilation mechanism is arranged outside the furnace body 1, the furnace body 1 is cylindrical, a chain is prevented from being tempered inside the furnace body 1 during tempering, the combustion mechanism is responsible for raising the temperature of combustion, and the ventilation mechanism is responsible for extracting air inside the furnace body 1 and balancing air pressure;
the air exchange mechanism comprises an air exhaust assembly and an air inlet assembly, the air exhaust assembly and the air inlet assembly are both arranged on the furnace body 1 and are opposite in position, the air exhaust assembly is responsible for exhausting air, and the air inlet assembly is responsible for balancing air pressure;
the air extraction component comprises a vacuum pump 5 and an air extraction pipe 6, the vacuum pump 5 is fixedly connected with the vertical plate surface of the furnace body 1, one end of the air extraction pipe 6 is connected with the input end of the vacuum pump 5, the other end of the air extraction pipe 6 is communicated with the inside of the furnace body 1, and the vacuum pump 5 is started to extract air in the furnace body 1 to the outside of the furnace body 1 through the air extraction pipe 6;
mechanism admits air includes nitrogen gas holding vessel 2, air duct 3 and control valve 4, and nitrogen gas holding vessel 2 and furnace body 1's vertical board face fixed connection, and the one end and the nitrogen gas holding vessel 2 of air duct 3 are connected, and the other end of air duct 3 link up with furnace body 1's inside, and control valve 4 locates the middle part of accuse air duct 3, and later control valve 4 opens, and the inside nitrogen gas of nitrogen gas holding vessel 2 gets into furnace body 1's inside, the atmospheric pressure of balanced furnace body 1 inside.
Wherein, the feed inlet has been seted up to the bottom of furnace body 1, and feed inlet department is provided with receive and release door 14, and receive and release door 14 and be connected through the edge of hinge 15 with the feed inlet, receive and release door 14 and open the chain and get into furnace body 1 from receiving and releasing door 14.
Wherein, burning mechanism includes combustion assembly and pay-off subassembly, combustion assembly locates on the bottom surface of furnace body 1, pay-off subassembly is located on the combustion assembly, combustion assembly includes combustion chamber 9 and fan 7, combustion chamber 9 is located on the bottom surface of furnace body 1, the outside of furnace body 1 is located to fan 7, the output of fan 7 is through blast pipe 8 and 1 inside link up of furnace body, fuel makes 1 inside temperature of furnace body rise to the required temperature of chain tempering in 9 inside burning of combustion chamber, air exhauster 7 is to 1 inside transport oxygen of furnace body, accelerate combustion speed, make the temperature rise faster.
Wherein, the pay-off subassembly includes fixed plate 11, slider 13, rack 16 and gear 17, and fixed plate 11 is fixed in on the combustion chamber 9, slider 13 and the one end fixed connection of rack 16, and gear 17 and rack 16 meshing have seted up spout 12 on the fixed plate 11, and slider 13 is located inside spout 12, and gear 16 rotates for slider 13 removes to the outside of receiving and releasing door 14, places the chain on slider 13, and 16 reversals of gear of a specified duration, and the chain gets into the inside of furnace body 1.
Wherein, the furnace body 1 is internally provided with an electric heating wire 19, and the top end of the furnace body 1 is provided with a smoke exhaust pipe 18.
The joints of the exhaust pipe 6, the fan 7 and the blast pipe 8 with the furnace body 1 are all provided with sealing gaskets, and the sealing gaskets are arranged to ensure the whole tightness of the device.
The utility model discloses theory of operation and use flow: during the use, the burning mechanism is responsible for rising the temperature with the burning, the mechanism of taking a breath is responsible for taking out the inside air of furnace body 1, and balanced atmospheric pressure, receive and release door 14 and open, gear 16 rotates, make slider 13 remove to the outside of receiving and releasing door 14, place the chain on slider 13, gear 16 reversal of being of a specified duration, the chain gets into the inside of furnace body 1, fuel burns at combustion chamber 9 inside and makes the inside temperature of furnace body 1 rise to the required temperature of chain tempering, air exhauster 7 is to the inside transport oxygen of furnace body 1, accelerate the combustion speed, make the temperature rise faster, the temperature rises to required upper limit, vacuum pump 5 starts to take out the inside air of furnace body 1 to the outside of furnace body 1 through exhaust tube 6, later control valve 4 opens, the inside nitrogen gas of nitrogen gas holding vessel 2 gets into the inside of furnace body 1, balanced inside atmospheric pressure of furnace body 1, the traditional tempering furnace that has solved among the prior art has been used because inside oxygen leads to the chain quality to And (5) problems are solved.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The tempering furnace for chain processing is characterized by comprising a furnace body (1), a combustion mechanism and a ventilation mechanism, wherein the combustion mechanism is arranged in the furnace body (1), the ventilation mechanism is arranged on the outer side of the furnace body (1), and the furnace body (1) is cylindrical;
the air exchange mechanism comprises an air exhaust assembly and an air inlet assembly, the air exhaust assembly and the air inlet assembly are both arranged on the furnace body (1), and the air exhaust assembly and the air inlet assembly are opposite in position;
the air extracting assembly comprises a vacuum pump (5) and an air extracting pipe (6), the vacuum pump (5) is fixedly connected with the vertical plate surface of the furnace body (1), one end of the air extracting pipe (6) is connected to the input end of the vacuum pump (5), and the other end of the air extracting pipe (6) is communicated with the inside of the furnace body (1);
mechanism admits air includes nitrogen gas holding vessel (2), air duct (3) and control valve (4), nitrogen gas holding vessel (2) with the vertical face fixed connection of furnace body (1), the one end of air duct (3) with nitrogen gas holding vessel (2) are connected, the other end of air duct (3) with the inside of furnace body (1) link up, control valve (4) are located the middle part of air duct (3).
2. The tempering furnace for chain processing according to claim 1, wherein a feed inlet is formed at the bottom end of the furnace body (1), a folding door (14) is arranged at the feed inlet, and the folding door (14) is connected with the edge of the feed inlet through a hinge (15).
3. The tempering furnace for chain processing according to claim 1, wherein said combustion mechanism comprises a combustion assembly and a feeding assembly, said combustion assembly is arranged on the bottom surface of said furnace body (1), said feeding assembly is arranged on said combustion assembly, said combustion assembly comprises a combustion chamber (9) and a fan (7), said combustion chamber (9) is arranged on the bottom surface of said furnace body (1), said fan (7) is arranged outside said furnace body (1), and the output end of said fan (7) is communicated with the interior of said furnace body (1) through an air supply pipe (8).
4. The tempering furnace for chain processing according to claim 3, wherein said feeding assembly comprises a fixed plate (11), a sliding block (13), a rack (16) and a gear (17), said fixed plate (11) is fixed on said combustion chamber (9), said sliding block (13) is fixedly connected with one end of said rack (16), said gear (17) is engaged with said rack (16), said fixed plate (11) is provided with a sliding slot (12), and said sliding block (13) is located inside said sliding slot (12).
5. The tempering furnace for chain processing according to claim 1, wherein an electric heating wire (19) is arranged inside the furnace body (1), and a smoke exhaust pipe (18) is arranged at the top end of the furnace body (1).
6. The tempering furnace for chain processing according to claim 3, wherein sealing gaskets are arranged at the joints of the air exhaust pipe (6), the fan (7) and the blast pipe (8) and the furnace body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022118085.7U CN213570614U (en) | 2020-09-24 | 2020-09-24 | Tempering furnace for chain processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022118085.7U CN213570614U (en) | 2020-09-24 | 2020-09-24 | Tempering furnace for chain processing |
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| CN213570614U true CN213570614U (en) | 2021-06-29 |
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| CN202022118085.7U Active CN213570614U (en) | 2020-09-24 | 2020-09-24 | Tempering furnace for chain processing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114754571A (en) * | 2022-04-06 | 2022-07-15 | 郭东鑫 | Vacuum tempering furnace for processing magnesium fluoride material |
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2020
- 2020-09-24 CN CN202022118085.7U patent/CN213570614U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114754571A (en) * | 2022-04-06 | 2022-07-15 | 郭东鑫 | Vacuum tempering furnace for processing magnesium fluoride material |
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