CN111349882A - Carburizing furnace for high-strength thrust rod locknut - Google Patents
Carburizing furnace for high-strength thrust rod locknut Download PDFInfo
- Publication number
- CN111349882A CN111349882A CN202010366020.6A CN202010366020A CN111349882A CN 111349882 A CN111349882 A CN 111349882A CN 202010366020 A CN202010366020 A CN 202010366020A CN 111349882 A CN111349882 A CN 111349882A
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- exhaust
- nut
- air
- plate
- thrust rod
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- 238000005255 carburizing Methods 0.000 title claims abstract description 23
- 238000010438 heat treatment Methods 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 239000002184 metal Substances 0.000 description 3
- 238000005457 optimization Methods 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/20—Carburising
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The invention discloses a carburizing furnace for a high-strength thrust rod locknut, which comprises a sealed furnace body, a heating bottom plate, a workpiece turntable, a rotating motor, a nut limiting column, a hollow exhaust plate, an exhaust pump, an air inlet electromagnetic valve, an air inlet pipe and a pressure sensor. The invention can effectively prevent uneven surface carburization caused by nut stacking in the carburizing and heating processes, improves the quality and efficiency of nut carburization and heating, further improves the structural strength of the nut after carburization, has reasonable structure and convenient operation, and is beneficial to popularization and application in production.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of fastener processing equipment, in particular to the technical field of a carburizing furnace for a high-strength thrust rod locknut.
[ background of the invention ]
The carburizing furnace is a novel energy-saving periodic operation type heat treatment electric furnace, and is mainly used for performing gas carburizing on metal parts such as nuts and the like, so that activated carbon atoms decomposed from a carburizing medium permeate into the surface layers of the metal parts, and the structural strength of the metal parts is improved. However, in the process of carburizing and heating the nut in the prior art, the nut is stacked together, so that the surface carburization of the nut is not uniform, and the quality of the nut is easily influenced.
[ summary of the invention ]
The invention aims to solve the problems in the prior art, and provides a carburizing furnace for a high-strength thrust rod locknut, which can effectively prevent uneven surface carburization caused by nut stacking in the carburizing and heating processes, improve the quality and efficiency of nut carburization and heating, further improve the structural strength of the nut after carburization, has a reasonable structure, is convenient to operate, and is beneficial to popularization and application in production.
In order to achieve the purpose, the invention provides a carburizing furnace for a high-strength thrust rod locknut, which comprises a sealed furnace body, a heating bottom plate, a workpiece rotary table, a rotary motor, a nut limiting column, a hollow exhaust plate, an exhaust pump, an air inlet electromagnetic valve, an air inlet pipe and a pressure sensor, wherein the heating bottom plate is arranged at the bottom of the sealed furnace body, the workpiece rotary table is vertically arranged above the heating bottom plate, the workpiece rotary table is installed in the sealed furnace body through the rotary motor, the workpiece rotary table is provided with a plurality of nut limiting columns, the hollow exhaust plate is vertically arranged at the left side of the workpiece rotary table, the side of the hollow exhaust plate, which is opposite to the workpiece rotary table, is provided with a plurality of exhaust guide pipes, the bottom of the hollow exhaust pipe is connected with the exhaust pump, the exhaust pump is communicated with, the pressure sensor is arranged in the sealed furnace body and connected with the air inlet electromagnetic valve, the hollow air exhaust plate is vertically arranged on the right side of the workpiece turntable and corresponds to the left side and the right side of the hollow air exhaust plate, the side, right opposite to the workpiece turntable, of the hollow air exhaust plate is provided with a plurality of air exhaust guide pipes, and the bottom of the hollow air exhaust plate is connected with an air exhaust pump.
As preferred, the quantity of the spacing post of nut has a plurality ofly, the spacing post evenly distributed of nut is on the work piece carousel, the spacing post of nut is the fretwork post, the diameter of the spacing post of nut is less than the minimum diameter of nut, the coaxial line is provided with a plurality of spacing annular on the spacing post of nut, the opening both sides of spacing annular are provided with the guide inclined plane.
Preferably, a temperature sensor is arranged at the central position of the workpiece turntable and connected with the heating bottom plate.
Preferably, the exhaust guide pipes are arranged obliquely to the right and upwards, the number of the exhaust guide pipes is multiple, and the exhaust guide pipes are uniformly distributed on the hollow exhaust plate.
Preferably, the air suction pump and the air exhaust pump are communicated through an air guide pipe.
Preferably, the bottom of the air pump is communicated with an exhaust pipe through an exhaust electromagnetic valve, and the exhaust electromagnetic valve is connected with the pressure sensor.
Preferably, the air exhaust guide pipes are obliquely arranged at the left lower part, the number of the air exhaust guide pipes is multiple, and the air exhaust guide pipes are uniformly distributed on the hollow air exhaust plate.
Preferably, an electric guide rail is vertically arranged on the front side of the sealed furnace body, a sealed furnace cover is installed on the electric guide rail, and a heat insulation transparent observation window is arranged at the position, right facing the workpiece turntable, of the sealed furnace cover.
The invention has the beneficial effects that: according to the invention, the sealing furnace body, the heating bottom plate, the workpiece turntable, the rotating motor, the nut limiting column, the hollow exhaust plate, the exhaust pump, the air inlet electromagnetic valve, the air inlet pipe and the pressure sensor are combined together, through experimental optimization, the uneven surface carburization caused by nut stacking can be effectively prevented in the carburization and heating process, the quality and the efficiency of nut carburization and heating are improved, the structural strength of the nut after carburization is further improved, the structure is reasonable, the operation is convenient, and the popularization and the application in production are facilitated.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a schematic structural view of a carburizing furnace for a high-strength thrust rod locknut according to the present invention;
fig. 2 is a schematic structural view of a nut limiting column of the carburizing furnace for the high-strength thrust rod locknut of the invention.
In the figure: 1-sealing furnace body, 2-heating bottom plate, 3-workpiece turntable, 4-rotating motor, 5-nut limiting column, 6-hollow exhaust plate, 7-exhaust pump, 8-hollow exhaust plate, 9-exhaust pump, 10-air inlet electromagnetic valve, 11-air inlet pipe, 12-pressure sensor, 13-exhaust guide pipe, 14-air exhaust guide pipe, 15-limiting ring groove, 16-temperature sensor, 17-air guide pipe, 18-electric guide rail, 19-sealing furnace cover and 20-heat insulation transparent observation window.
[ detailed description ] embodiments
Referring to fig. 1 and 2, the carburizing furnace for the high-strength thrust rod locknut of the invention comprises a sealed furnace body 1, a heating bottom plate 2, a workpiece rotary table 3, a rotary motor 4, nut limiting columns 5, a hollow exhaust plate 6, an exhaust pump 7, a hollow exhaust plate 8, an exhaust pump 9, an air inlet electromagnetic valve 10, an air inlet pipe 11 and a pressure sensor 12, wherein the bottom of the sealed furnace body 1 is provided with the heating bottom plate 2, the workpiece rotary table 3 is vertically arranged above the heating bottom plate 2, the workpiece rotary table 3 is installed in the sealed furnace body 1 through the rotary motor 4, the workpiece rotary table 3 is provided with a plurality of nut limiting columns 5, the hollow exhaust plate 6 is vertically arranged at the left side of the workpiece rotary table 3, the side of the hollow exhaust plate 6 facing the workpiece rotary table 3 is provided with a plurality of exhaust guide pipes 13, the bottom of the hollow exhaust pipe is connected with the exhaust pump 7, the exhaust pump 7 is communicated with the, the air inlet pipe 11 extends to the outside of the sealed furnace body 1, a pressure sensor 12 is arranged in the sealed furnace body 1, the pressure sensor 12 is connected with an air inlet electromagnetic valve 10, a hollow air exhaust plate 8 is vertically arranged on the right side of the workpiece rotary table 3, the hollow air exhaust plate 8 and the hollow air inlet plate are correspondingly arranged on the left and right sides, the hollow air exhaust plate 8 is provided with a plurality of air exhaust guide pipes 14 right facing the side surface of the workpiece rotary table 3, the bottom of the hollow air exhaust plate 8 is connected with an air exhaust pump 9, the nut limit columns 5 are provided with a plurality of numbers, the nut limit columns 5 are uniformly distributed on the workpiece rotary table 3, the nut limit columns 5 are hollow columns, the diameter of the nut limit columns 5 is smaller than the minimum diameter of nuts, the nut limit columns 5 are provided with a plurality of limit annular grooves 15 coaxially, and guide inclined planes are arranged, a temperature sensor 16 is arranged at the central position of the workpiece turntable 3, the temperature sensor 16 is connected with the heating bottom plate 2, the exhaust guide pipes 13 are obliquely arranged to the upper right, the number of the exhaust guide pipes 13 is multiple, the exhaust guide pipes 13 are uniformly distributed on the hollow exhaust plate 6, the air pump 9 is communicated with the exhaust pump 7 through an air duct 17, the bottom of the air pump 9 is communicated with an exhaust pipe through an exhaust electromagnetic valve, the exhaust electromagnetic valve is connected with a pressure sensor 12, the air exhaust guide pipes 14 are obliquely arranged at the left and the lower part, the number of the air exhaust guide pipes 14 is multiple, the air exhaust guide pipes 14 are uniformly distributed on the hollow air exhaust plate 8, the front side of the sealed furnace body 1 is vertically provided with an electric guide rail 18, and a sealed furnace cover 19 is arranged on the electric guide rail 18, and a heat-insulating transparent observation window 20 is arranged at the position of the sealed furnace cover 19, which is over against the workpiece turntable 3.
According to the invention, the sealing furnace body 1, the heating bottom plate 2, the workpiece turntable 3, the rotating motor 4, the nut limiting column 5, the hollow exhaust plate 6, the exhaust pump 7, the hollow exhaust plate 8, the exhaust pump 9, the air inlet electromagnetic valve 10, the air inlet pipe 11 and the pressure sensor 12 are combined together, through experimental optimization, the uneven surface carburization caused by nut stacking can be effectively prevented in the carburization and heating processes, the quality and the efficiency of nut carburization and heating are improved, the structural strength of the nut after carburization treatment is further improved, the structure is reasonable, the operation is convenient, and the popularization and application in production are facilitated.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (8)
1. The utility model provides a high strength distance rod is carburizing furnace for locknut which characterized in that: comprises a sealing furnace body (1), a heating bottom plate (2), a workpiece turntable (3), a rotating motor (4), nut limiting columns (5), a hollow exhaust plate (6), an exhaust pump (7), a hollow exhaust plate (8), an exhaust pump (9), an air inlet electromagnetic valve (10), an air inlet pipe (11) and a pressure sensor (12), wherein the heating bottom plate (2) is arranged at the bottom of the sealing furnace body (1), the workpiece turntable (3) is vertically arranged above the heating bottom plate (2), the workpiece turntable (3) is arranged in the sealing furnace body (1) through the rotating motor (4), a plurality of nut limiting columns (5) are arranged on the workpiece turntable (3), the hollow exhaust plate (6) is vertically arranged at the left side of the workpiece turntable (3), and a plurality of exhaust guide pipes (13) are arranged on the side face of the workpiece turntable (3) opposite to the hollow exhaust plate (6), the bottom of cavity blast pipe is connected with air pump (7), air pump (7) have intake pipe (11) through air inlet solenoid valve (10) intercommunication, intake pipe (11) extend to sealed furnace body (1) outside, be provided with pressure sensors (12) in sealed furnace body (1), pressure sensors (12) link to each other with air inlet solenoid valve (10), the right side of work piece carousel (3) is vertical to be provided with cavity air exhaust plate (8), correspond the setting about cavity air exhaust plate (8) and the cavity air exhaust plate, cavity air exhaust plate (8) just are provided with a plurality of air exhaust stand pipes (14) to the side of work piece carousel (3), the bottom of cavity air exhaust plate (8) is connected with aspiration pump (9).
2. The carburizing furnace for the high-strength thrust rod locknut as recited in claim 1, wherein: the quantity of the spacing post of nut (5) has a plurality ofly, the spacing post of nut (5) evenly distributed is on work piece carousel (3), the spacing post of nut (5) is the fretwork post, the diameter of the spacing post of nut (5) is less than the minimum diameter of nut, the coaxial line is provided with a plurality of spacing annular (15) on the spacing post of nut (5), the opening both sides of spacing annular (15) are provided with the guide inclined plane.
3. The carburizing furnace for the high-strength thrust rod locknut as recited in claim 1, wherein: the central position of the workpiece rotating disc (3) is provided with a temperature sensor (16), and the temperature sensor (16) is connected with the heating bottom plate (2).
4. The carburizing furnace for the high-strength thrust rod locknut as recited in claim 1, wherein: exhaust stand pipe (13) set up to the upper right aslant, the quantity of exhaust stand pipe (13) has a plurality ofly, exhaust stand pipe (13) evenly distributed is on cavity air discharge plate (6).
5. The carburizing furnace for the high-strength thrust rod locknut as recited in claim 1, wherein: the air pump (9) is communicated with the exhaust pump (7) through an air duct (17).
6. The carburizing furnace for the high-strength thrust rod locknut as recited in claim 1, wherein: the bottom of the air pump (9) is communicated with an exhaust pipe through an exhaust electromagnetic valve, and the exhaust electromagnetic valve is connected with a pressure sensor (12).
7. The carburizing furnace for the high-strength thrust rod locknut as recited in claim 1, wherein: the air exhaust guide pipes (14) are obliquely arranged at the left lower part, the number of the air exhaust guide pipes (14) is multiple, and the air exhaust guide pipes (14) are uniformly distributed on the hollow air exhaust plate (8).
8. The carburizing furnace for the high-strength thrust rod locknut as recited in claim 1, wherein: the front side of the sealed furnace body (1) is vertically provided with an electric guide rail (18), a sealed furnace cover (19) is installed on the electric guide rail (18), and the sealed furnace cover (19) is provided with a heat-insulation transparent observation window (20) just opposite to the position of the workpiece turntable (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010366020.6A CN111349882B (en) | 2020-04-30 | 2020-04-30 | Carburizing furnace for high-strength thrust rod locknut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010366020.6A CN111349882B (en) | 2020-04-30 | 2020-04-30 | Carburizing furnace for high-strength thrust rod locknut |
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| CN111349882A true CN111349882A (en) | 2020-06-30 |
| CN111349882B CN111349882B (en) | 2024-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010366020.6A Active CN111349882B (en) | 2020-04-30 | 2020-04-30 | Carburizing furnace for high-strength thrust rod locknut |
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Citations (18)
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|---|---|---|---|---|
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| CN217556268U (en) * | 2022-03-24 | 2022-10-11 | 苏州民生电热工程有限公司 | Controllable atmosphere well type carburizing furnace |
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| CN116623121A (en) * | 2023-07-21 | 2023-08-22 | 南通市中吕齿轮有限公司 | Carburizing and quenching heat treatment device for gear |
-
2020
- 2020-04-30 CN CN202010366020.6A patent/CN111349882B/en active Active
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| CN212223079U (en) * | 2020-04-30 | 2020-12-25 | 海盐联众紧固件有限公司 | Carburizing furnace for high-strength thrust rod locknut |
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| CN111349882B (en) | 2024-07-02 |
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Address after: No. 5 Qingfeng South 1st Road, Qinshan Street Industrial Park, Haiyan County, Jiaxing City, Zhejiang Province, 314300 Patentee after: Lianzhong Supply Chain (Jiaxing) Co.,Ltd. Country or region after: China Address before: 314300 Qinshan Street Industrial Park, Haiyan County, Jiaxing City, Zhejiang Province Patentee before: HAIYAN LIANZHONG FASTENER Co.,Ltd. Country or region before: China |
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Effective date of registration: 20240620 Address after: 314300 Qingfeng South 1st Road, Qinshan Street Industrial Zone, Haiyan County, Jiaxing City, Zhejiang Province Patentee after: Jiaxing Lianyi Hardware Technology Co.,Ltd. Country or region after: China Address before: No. 5 Qingfeng South 1st Road, Qinshan Street Industrial Park, Haiyan County, Jiaxing City, Zhejiang Province, 314300 Patentee before: Lianzhong Supply Chain (Jiaxing) Co.,Ltd. Country or region before: China |