CN108480535B - A kind of manufacturing method of CuNiFe alloy neck welding method orchid - Google Patents
A kind of manufacturing method of CuNiFe alloy neck welding method orchid Download PDFInfo
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- CN108480535B CN108480535B CN201810105579.6A CN201810105579A CN108480535B CN 108480535 B CN108480535 B CN 108480535B CN 201810105579 A CN201810105579 A CN 201810105579A CN 108480535 B CN108480535 B CN 108480535B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/002—Hybrid process, e.g. forging following casting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J1/00—Preparing metal stock or similar ancillary operations prior, during or post forging, e.g. heating or cooling
- B21J1/06—Heating or cooling methods or arrangements specially adapted for performing forging or pressing operations
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
Abstract
The invention discloses a kind of manufacturing methods of CuNiFe alloy neck welding method orchid, comprising the following steps: S1: molding: according to the outer dimension of CuNiFe alloy neck welding method orchid, manufacturing one set of die；S2: CuNiFe alloy cast ingot heating: is heated to forging temperature, quick tapping forging；S3: the CuNiFe alloy cast ingot that step S2 is heated base: is forged into the blank that can be put into external mold on pneumatic hammer；S4: mold preheating: the step S1 mold manufactured is preheated in heating device；S5: molding: the step S3 blank made is put and is molded into external mold；S6: punching: it will rush on the CuNiFe alloy after core is put into step S5 molding, be punched out；S7: cooling: CuNiFe alloy material being exited into die cavity after die forging, is cooled down.In short, the manufacturing method of the present invention is rationally effective, with the advantages that saving raw material, cutting output is small, and production cost is low, and the properties of product of manufacture are high.
Description
Technical field
The present invention relates to petroleum pipeline connecting pieces to design technical field of forging, is specifically related to a kind of CuNiFe alloy neck weldering
The manufacturing method of flange.
Background technique
In shipbuilding and petroleum transportation, need to use pipe connection, common Pipe joining method is flanged joint, since it makes
It is highly corrosive with environment, therefore it is required that flange has high corrosion resistance and wearability；During pipeline shunt, need to use
It is blue to neck welding method.Cu-Ni-Fe alloy has high corrosion-resistant and wearability, is suitable for manufacture shipbuilding and petroleum transportation neck welding method is blue.
Nowadays there are two types of common neck weldering flange manufacture methods: 1) casting, this kind of method cutting output is small, stock utilization
Height, but bad mechanical property, material poor air-tightness are big using security risk；2) free forging-ring, in the forging method, forging with
Flange flange diameter is ring diameter, and whole height is ring height, this kind of method largely wastes raw material, need a large amount of vehicle
Processing is cut, production cost is relatively high, and material center portion deflection is small, and surface deformation amount is big, and consistency of performance is poor.
Summary of the invention
The present invention is to solve the deficiency of existing CuNiFe alloy neck weldering flange manufacture method, provides a kind of CuNiFe alloy neck
The manufacturing method of welding method orchid.
The technical scheme is that a kind of manufacturing method of CuNiFe alloy neck welding method orchid, which is characterized in that including with
Lower step:
S1: molding: according to the outer dimension of CuNiFe alloy neck welding method orchid, one set of die is manufactured, the mold uses 45
Steel making is divided into external mold and rushes core two parts；
S2: heating: being heated to forging temperature for CuNiFe alloy cast ingot, according to ingot diameters, after being kept for the regular hour,
Quick tapping forging；
S3: base: the CuNiFe alloy cast ingot that step S2 is heated is forged on pneumatic hammer and can be put into external mold
Blank；
S4: mold preheating: the step S1 mold manufactured is preheated in heating device；
S5: molding: the step S3 blank made being put and is molded into external mold, until CuNiFe alloy fills up die cavity；
S6: punching: it will rush on the CuNiFe alloy after core is put into step S5 molding, be punched out；
S7: cooling: CuNiFe alloy material being exited into die cavity after die forging, is cooled down.
Further, ingot diameters and the numerical value of soaking time are positively correlated in the step S2, ingot diameters and holding
Time scale is 1:(0.6-0.8), numerical value unit is respectively mm and min, can accurately control heating time, guarantees subsequent work
The processing quality of sequence.
Further, it is 2-5 DEG C/min that the speed to cool is controlled in the step S7, controls the cooling speed of temperature
Degree prevents the quality of the too fast or too slow CuNiFe alloy neck welding method orchid for influencing manufacture of CuNiFe alloy cooling rate.
Further, the CuNiFe alloy neck welding method orchid cross sectional shape is that up-small and down-big truncated cone-shaped and rectangle combine
The centre of shape, CuNiFe alloy neck welding method orchid is provided with through-hole.
Further, the heating device of the step S4 mainly includes apparatus main body, device front cover, rotation connection bar, turns
Dynamic motor and heating plate, the rotation connection bar are located at the inside center of described device main body, upper end on apparatus main body inside
Top surface connection, lower end are connect by the rotary electric machine with bottom surface inside apparatus main body, and the heating plate is surrounded on device master
Internal wall, described device front cover include feed inlet, discharge port, conveyer belt, to level sensor and insulation shroud, the discharge port and
Feed inlet is sequentially located at from top to bottom on the center line of described device front cover, and one is equipped with immediately below discharge port and feed inlet
To level sensor, the outside to level sensor is equipped with conveyer belt, is covered with insulation shroud on the conveyer belt of the discharge port；Institute
It states rotation connection bar and is located at left and right two equipped with helical orbit A and helical orbit B, the helical orbit A and helical orbit B
A material gripping device is equipped on side, helical orbit A and helical orbit B, the heating device high degree of automation, by upper
Lower traveling, two stations whiles, carry out, and improve work efficiency, and save the occupied space of equipment, and pass through insulation cover
Lid ensures that mold will not temperature decline influence subsequent handling when going to next link.
Further, the CuNiFe alloy by weight percentage consisting of: 23% Cu, 16% Ni, remaining is
Fe, the CuNiFe alloy corrosion resistance under proportion combination is relatively higher, can be effectively prevented and uses the longevity in the application such as ship
Life improves 3 years compared to conventional alloys service life.
Alternatively, the CuNiFe alloy is by weight percentage consisting of: 12% Cu, 25%
Ni, remaining is Fe, and the CuNiFe Wear Resistance under proportion combination is relatively higher, can be effectively prevented and answers in petroleum transportation etc.
Service life in improves 2.5 years compared to conventional alloys service life.
The working method of the heating device are as follows: material is brought into feed inlet by transmission, by level sensor pair
Behind position, material gripping device brings mold in apparatus main body into, drives rotation connection bar rotation, while material by rotary electric machine
Grabbing device is moved up by helical orbit A or helical orbit B, is during which heated, then will heat rear mold by discharge port
Tool, which is sent, to be transmitted such as conveyer belt to next link, and during which insulation shroud can keep the temperature the mold after heating, two material crawls
Device is primary reset, iterative cycles to be rotatablely connected bar rotation half cycle.
The beneficial effects of the present invention are:
(1) forging method of the present invention, which has, saves raw material, and cutting output is small, and production cost is low.
(2) forging method of the present invention is blue especially suitable for the neck welding method for manufacturing CuNiFe alloy, and the properties of product of manufacture are high,
Durability is good.
(3) heating device high degree of automation of the invention, by advancing up and down, two stations whiles, is carried out, and is improved
Working efficiency, and the occupied space of equipment is saved, and the mold when going to next link is ensured by insulation shroud
It will not temperature decline influence subsequent handling.
Detailed description of the invention
Fig. 1 is CuNiFe alloy neck welding method orchid cross sectional shape.
Fig. 2 is forging mold external mold schematic diagram.
Fig. 3 is that forging mold rushes core schematic diagram.
Fig. 4 is heating device agent structure schematic diagram.
Fig. 5 is heating device front-cover structure schematic diagram.
Wherein, 1- apparatus main body, 2- device front cover, 21- feed inlet, 22- discharge port, 3- are rotatablely connected bar, 31- spiral track
Road A, 32- helical orbit B, 33- material gripping device, 4- rotary electric machine, 5- heating plate, 6- transmission belt, 7- are to level sensor, 8-
Insulation shroud.
Specific embodiment
Embodiment 1
A kind of manufacturing method of CuNiFe alloy neck welding method orchid, which comprises the following steps:
S1: molding: CuNiFe alloy neck welding method orchid cross sectional shape be up-small and down-big truncated cone-shaped and rectangle combined shaped,
The centre of CuNiFe alloy neck welding method orchid is provided with through-hole, according to the outer dimension of CuNiFe alloy neck welding method orchid, manufactures a cover die
Tool, mold use 45 steel makings, are divided into external mold and rush core two parts；
S2: heating: being heated to forging temperature for CuNiFe alloy cast ingot, and ingot diameters and retention time ratio are 1:0.6,
Numerical value unit is respectively mm and min, can accurately control heating time, guarantees the processing quality of subsequent handling, quick tapping
Forging；
S3: base: the CuNiFe alloy cast ingot that step S2 is heated is forged on pneumatic hammer and can be put into external mold
Blank；
S4: mold preheating: the step S1 mold manufactured is preheated in heating device；
S5: molding: the step S3 blank made being put and is molded into external mold, until CuNiFe alloy fills up die cavity；
S6: punching: it will rush on the CuNiFe alloy after core is put into step S5 molding, be punched out；
S7: cooling: CuNiFe alloy material being exited into die cavity after die forging, is cooled down, controlling the speed to cool is 2
DEG C/min, the cooling rate of temperature is controlled, prevents the too fast or too slow CuNiFe for influencing manufacture of CuNiFe alloy cooling rate from closing
The quality of golden neck welding method orchid.
CuNiFe alloy by weight percentage consisting of: 23% Cu, 16% Ni, remaining is Fe, the proportion combination
Under CuNiFe alloy corrosion resistance it is relatively higher, can be effectively prevented ship etc. application in service life, compared to tradition close
Golden service life improves 3 years.
The heating device of step S4 mainly includes apparatus main body 1, device front cover 2, rotation connection bar 3, rotary electric machine 4 and adds
Hot plate 5, rotation connection bar 3 are located at the inside center of apparatus main body 1, and upper end is connect with top surface upper inside apparatus main body 1, and lower end is logical
It crosses rotary electric machine 4 to connect with 1 inside bottom surface of apparatus main body, heating plate 5 is surrounded on 1 inner wall of apparatus main body, and device front cover 2 includes
Feed inlet 21, discharge port 22, conveyer belt 6, to level sensor 7 and insulation shroud 8, discharge port 22 and feed inlet 21 from top to bottom according to
It is secondary on the center line of device front cover 2, the underface of discharge port 22 and feed inlet 21 is equipped with one to level sensor 7, right
The outside of level sensor 7 is equipped with conveyer belt 6, is covered with insulation shroud 8 on the conveyer belt 6 of discharge port 22；It is rotatablely connected bar 3 and is equipped with spiral shell
Rotation track A 31 and helical orbit B 32, helical orbit A 31 and helical orbit B 32 are located at the left and right sides, helical orbit A
A material gripping device 33 is equipped on 31 and helical orbit B 32, which passes through uplink and downlink
It carries out, improves work efficiency, and save the occupied space of equipment, and true by insulation shroud while into, two stations
Having protected the mold when going to next link will not temperature decline influence subsequent handling.
The working method of heating device are as follows: material enters feed inlet 21 by transmission belt 6, by right to level sensor 7
Behind position, material gripping device 33 brings mold in apparatus main body 1 into, drives rotation connection bar 3 to rotate by rotary electric machine 4, together
When material gripping device 33 moved up by helical orbit A31 or helical orbit B32, during which heated, then pass through discharging
Heating rear mold is sent and is transmitted such as conveyer belt 6 to next link by mouth 22, and during which insulation shroud 8 can protect the mold after heating
Temperature, two material gripping devices 33 are primary reset, iterative cycles to be rotatablely connected bar 3 to rotate half cycle.
Embodiment 2
A kind of manufacturing method of CuNiFe alloy neck welding method orchid, which comprises the following steps:
S1: molding: CuNiFe alloy neck welding method orchid cross sectional shape be up-small and down-big truncated cone-shaped and rectangle combined shaped,
The centre of CuNiFe alloy neck welding method orchid is provided with through-hole, according to the outer dimension of CuNiFe alloy neck welding method orchid, manufactures a cover die
Tool, mold use 45 steel makings, are divided into external mold and rush core two parts；
S2: heating: being heated to forging temperature for CuNiFe alloy cast ingot, and ingot diameters and retention time ratio are 1:0.7,
Numerical value unit is respectively mm and min, can accurately control heating time, guarantees the processing quality of subsequent handling, quick tapping
Forging；
S3: base: the CuNiFe alloy cast ingot that step S2 is heated is forged on pneumatic hammer and can be put into external mold
Blank；
S4: mold preheating: the step S1 mold manufactured is preheated in heating device；
S5: molding: the step S3 blank made being put and is molded into external mold, until CuNiFe alloy fills up die cavity；
S6: punching: it will rush on the CuNiFe alloy after core is put into step S5 molding, be punched out；
S7: cooling: CuNiFe alloy material being exited into die cavity after die forging, is cooled down, controlling the speed to cool is 4
DEG C/min, the cooling rate of temperature is controlled, prevents the too fast or too slow CuNiFe for influencing manufacture of CuNiFe alloy cooling rate from closing
The quality of golden neck welding method orchid.
CuNiFe alloy by weight percentage consisting of: 23% Cu, 16% Ni, remaining is Fe, the proportion combination
Under CuNiFe alloy corrosion resistance it is relatively higher, can be effectively prevented ship etc. application in service life, compared to tradition close
Golden service life improves 3 years.
The heating device of step S4 mainly includes apparatus main body 1, device front cover 2, rotation connection bar 3, rotary electric machine 4 and adds
Hot plate 5, rotation connection bar 3 are located at the inside center of apparatus main body 1, and upper end is connect with top surface upper inside apparatus main body 1, and lower end is logical
It crosses rotary electric machine 4 to connect with 1 inside bottom surface of apparatus main body, heating plate 5 is surrounded on 1 inner wall of apparatus main body, and device front cover 2 includes
Feed inlet 21, discharge port 22, conveyer belt 6, to level sensor 7 and insulation shroud 8, discharge port 22 and feed inlet 21 from top to bottom according to
It is secondary on the center line of device front cover 2, the underface of discharge port 22 and feed inlet 21 is equipped with one to level sensor 7, right
The outside of level sensor 7 is equipped with conveyer belt 6, is covered with insulation shroud 8 on the conveyer belt 6 of discharge port 22；It is rotatablely connected bar 3 and is equipped with spiral shell
Rotation track A 31 and helical orbit B 32, helical orbit A 31 and helical orbit B 32 are located at the left and right sides, helical orbit A
A material gripping device 33 is equipped on 31 and helical orbit B 32, which passes through uplink and downlink
It carries out, improves work efficiency, and save the occupied space of equipment, and true by insulation shroud while into, two stations
Having protected the mold when going to next link will not temperature decline influence subsequent handling.
The working method of heating device are as follows: material enters feed inlet 21 by transmission belt 6, by right to level sensor 7
Behind position, material gripping device 33 brings mold in apparatus main body 1 into, drives rotation connection bar 3 to rotate by rotary electric machine 4, together
When material gripping device 33 moved up by helical orbit A31 or helical orbit B32, during which heated, then pass through discharging
Heating rear mold is sent and is transmitted such as conveyer belt 6 to next link by mouth 22, and during which insulation shroud 8 can protect the mold after heating
Temperature, two material gripping devices 33 are primary reset, iterative cycles to be rotatablely connected bar 3 to rotate half cycle.
Embodiment 3
A kind of manufacturing method of CuNiFe alloy neck welding method orchid, which comprises the following steps:
S1: molding: CuNiFe alloy neck welding method orchid cross sectional shape be up-small and down-big truncated cone-shaped and rectangle combined shaped,
The centre of CuNiFe alloy neck welding method orchid is provided with through-hole, according to the outer dimension of CuNiFe alloy neck welding method orchid, manufactures a cover die
Tool, mold use 45 steel makings, are divided into external mold and rush core two parts；
S2: heating: being heated to forging temperature for CuNiFe alloy cast ingot, and ingot diameters and retention time ratio are 1:0.8,
Numerical value unit is respectively mm and min, can accurately control heating time, guarantees the processing quality of subsequent handling, quick tapping
Forging；
S3: base: the CuNiFe alloy cast ingot that step S2 is heated is forged on pneumatic hammer and can be put into external mold
Blank；
S4: mold preheating: the step S1 mold manufactured is preheated in heating device；
S5: molding: the step S3 blank made being put and is molded into external mold, until CuNiFe alloy fills up die cavity；
S6: punching: it will rush on the CuNiFe alloy after core is put into step S5 molding, be punched out；
S7: cooling: CuNiFe alloy material being exited into die cavity after die forging, is cooled down, controlling the speed to cool is 5
DEG C/min, the cooling rate of temperature is controlled, prevents the too fast or too slow CuNiFe for influencing manufacture of CuNiFe alloy cooling rate from closing
The quality of golden neck welding method orchid.
CuNiFe alloy by weight percentage consisting of: 23% Cu, 16% Ni, remaining is Fe, the proportion combination
Under CuNiFe alloy corrosion resistance it is relatively higher, can be effectively prevented ship etc. application in service life, compared to tradition close
Golden service life improves 3 years.
The heating device of step S4 mainly includes apparatus main body 1, device front cover 2, rotation connection bar 3, rotary electric machine 4 and adds
Hot plate 5, rotation connection bar 3 are located at the inside center of apparatus main body 1, and upper end is connect with top surface upper inside apparatus main body 1, and lower end is logical
It crosses rotary electric machine 4 to connect with 1 inside bottom surface of apparatus main body, heating plate 5 is surrounded on 1 inner wall of apparatus main body, and device front cover 2 includes
Feed inlet 21, discharge port 22, conveyer belt 6, to level sensor 7 and insulation shroud 8, discharge port 22 and feed inlet 21 from top to bottom according to
It is secondary on the center line of device front cover 2, the underface of discharge port 22 and feed inlet 21 is equipped with one to level sensor 7, right
The outside of level sensor 7 is equipped with conveyer belt 6, is covered with insulation shroud 8 on the conveyer belt 6 of discharge port 22；It is rotatablely connected bar 3 and is equipped with spiral shell
Rotation track A 31 and helical orbit B 32, helical orbit A 31 and helical orbit B 32 are located at the left and right sides, helical orbit A
A material gripping device 33 is equipped on 31 and helical orbit B 32, which passes through uplink and downlink
It carries out, improves work efficiency, and save the occupied space of equipment, and true by insulation shroud while into, two stations
Having protected the mold when going to next link will not temperature decline influence subsequent handling.
The working method of heating device are as follows: material enters feed inlet 21 by transmission belt 6, by right to level sensor 7
Behind position, material gripping device 33 brings mold in apparatus main body 1 into, drives rotation connection bar 3 to rotate by rotary electric machine 4, together
When material gripping device 33 moved up by helical orbit A31 or helical orbit B32, during which heated, then pass through discharging
Heating rear mold is sent and is transmitted such as conveyer belt 6 to next link by mouth 22, and during which insulation shroud 8 can protect the mold after heating
Temperature, two material gripping devices 33 are primary reset, iterative cycles to be rotatablely connected bar 3 to rotate half cycle.
Embodiment 4
A kind of manufacturing method of CuNiFe alloy neck welding method orchid, which comprises the following steps:
S1: molding: CuNiFe alloy neck welding method orchid cross sectional shape be up-small and down-big truncated cone-shaped and rectangle combined shaped,
The centre of CuNiFe alloy neck welding method orchid is provided with through-hole, according to the outer dimension of CuNiFe alloy neck welding method orchid, manufactures a cover die
Tool, mold use 45 steel makings, are divided into external mold and rush core two parts；
S2: heating: being heated to forging temperature for CuNiFe alloy cast ingot, and ingot diameters and retention time ratio are 1:0.6,
Numerical value unit is respectively mm and min, can accurately control heating time, guarantees the processing quality of subsequent handling, quick tapping
Forging；
S3: base: the CuNiFe alloy cast ingot that step S2 is heated is forged on pneumatic hammer and can be put into external mold
Blank；
S4: mold preheating: the step S1 mold manufactured is preheated in heating device；
S5: molding: the step S3 blank made being put and is molded into external mold, until CuNiFe alloy fills up die cavity；
S6: punching: it will rush on the CuNiFe alloy after core is put into step S5 molding, be punched out；
S7: cooling: CuNiFe alloy material being exited into die cavity after die forging, is cooled down, controlling the speed to cool is 2
DEG C/min, the cooling rate of temperature is controlled, prevents the too fast or too slow CuNiFe for influencing manufacture of CuNiFe alloy cooling rate from closing
The quality of golden neck welding method orchid.
Alternatively, CuNiFe alloy by weight percentage consisting of: 12% Cu, 25% Ni,
Remaining is Fe, and the CuNiFe Wear Resistance under proportion combination is relatively higher, can be effectively prevented in the application such as petroleum transportation
Service life, compared to conventional alloys service life improve 2.5 years.
The heating device of step S4 mainly includes apparatus main body 1, device front cover 2, rotation connection bar 3, rotary electric machine 4 and adds
Hot plate 5, rotation connection bar 3 are located at the inside center of apparatus main body 1, and upper end is connect with top surface upper inside apparatus main body 1, and lower end is logical
It crosses rotary electric machine 4 to connect with 1 inside bottom surface of apparatus main body, heating plate 5 is surrounded on 1 inner wall of apparatus main body, and device front cover 2 includes
Feed inlet 21, discharge port 22, conveyer belt 6, to level sensor 7 and insulation shroud 8, discharge port 22 and feed inlet 21 from top to bottom according to
It is secondary on the center line of device front cover 2, the underface of discharge port 22 and feed inlet 21 is equipped with one to level sensor 7, right
The outside of level sensor 7 is equipped with conveyer belt 6, is covered with insulation shroud 8 on the conveyer belt 6 of discharge port 22；It is rotatablely connected bar 3 and is equipped with spiral shell
Rotation track A 31 and helical orbit B 32, helical orbit A 31 and helical orbit B 32 are located at the left and right sides, helical orbit A
A material gripping device 33 is equipped on 31 and helical orbit B 32, which passes through uplink and downlink
It carries out, improves work efficiency, and save the occupied space of equipment, and true by insulation shroud while into, two stations
Having protected the mold when going to next link will not temperature decline influence subsequent handling.
The working method of heating device are as follows: material enters feed inlet 21 by transmission belt 6, by right to level sensor 7
Behind position, material gripping device 33 brings mold in apparatus main body 1 into, drives rotation connection bar 3 to rotate by rotary electric machine 4, together
When material gripping device 33 moved up by helical orbit A31 or helical orbit B32, during which heated, then pass through discharging
Heating rear mold is sent and is transmitted such as conveyer belt 6 to next link by mouth 22, and during which insulation shroud 8 can protect the mold after heating
Temperature, two material gripping devices 33 are primary reset, iterative cycles to be rotatablely connected bar 3 to rotate half cycle.
Embodiment 5
A kind of manufacturing method of CuNiFe alloy neck welding method orchid, which comprises the following steps:
S1: molding: CuNiFe alloy neck welding method orchid cross sectional shape be up-small and down-big truncated cone-shaped and rectangle combined shaped,
The centre of CuNiFe alloy neck welding method orchid is provided with through-hole, according to the outer dimension of CuNiFe alloy neck welding method orchid, manufactures a cover die
Tool, mold use 45 steel makings, are divided into external mold and rush core two parts；
S2: heating: being heated to forging temperature for CuNiFe alloy cast ingot, and ingot diameters and retention time ratio are 1:0.7,
Numerical value unit is respectively mm and min, can accurately control heating time, guarantees the processing quality of subsequent handling, quick tapping
Forging；
S3: base: the CuNiFe alloy cast ingot that step S2 is heated is forged on pneumatic hammer and can be put into external mold
Blank；
S4: mold preheating: the step S1 mold manufactured is preheated in heating device；
S5: molding: the step S3 blank made being put and is molded into external mold, until CuNiFe alloy fills up die cavity；
S6: punching: it will rush on the CuNiFe alloy after core is put into step S5 molding, be punched out；
S7: cooling: CuNiFe alloy material being exited into die cavity after die forging, is cooled down, controlling the speed to cool is 4
DEG C/min, the cooling rate of temperature is controlled, prevents the too fast or too slow CuNiFe for influencing manufacture of CuNiFe alloy cooling rate from closing
The quality of golden neck welding method orchid.
Alternatively, CuNiFe alloy by weight percentage consisting of: 12% Cu, 25% Ni,
Remaining is Fe, and the CuNiFe Wear Resistance under proportion combination is relatively higher, can be effectively prevented in the application such as petroleum transportation
Service life, compared to conventional alloys service life improve 2.5 years.
The heating device of step S4 mainly includes apparatus main body 1, device front cover 2, rotation connection bar 3, rotary electric machine 4 and adds
Hot plate 5, rotation connection bar 3 are located at the inside center of apparatus main body 1, and upper end is connect with top surface upper inside apparatus main body 1, and lower end is logical
It crosses rotary electric machine 4 to connect with 1 inside bottom surface of apparatus main body, heating plate 5 is surrounded on 1 inner wall of apparatus main body, and device front cover 2 includes
Feed inlet 21, discharge port 22, conveyer belt 6, to level sensor 7 and insulation shroud 8, discharge port 22 and feed inlet 21 from top to bottom according to
It is secondary on the center line of device front cover 2, the underface of discharge port 22 and feed inlet 21 is equipped with one to level sensor 7, right
The outside of level sensor 7 is equipped with conveyer belt 6, is covered with insulation shroud 8 on the conveyer belt 6 of discharge port 22；It is rotatablely connected bar 3 and is equipped with spiral shell
Rotation track A 31 and helical orbit B 32, helical orbit A 31 and helical orbit B 32 are located at the left and right sides, helical orbit A
A material gripping device 33 is equipped on 31 and helical orbit B 32, which passes through uplink and downlink
It carries out, improves work efficiency, and save the occupied space of equipment, and true by insulation shroud while into, two stations
Having protected the mold when going to next link will not temperature decline influence subsequent handling.
The working method of heating device are as follows: material enters feed inlet 21 by transmission belt 6, by right to level sensor 7
Behind position, material gripping device 33 brings mold in apparatus main body 1 into, drives rotation connection bar 3 to rotate by rotary electric machine 4, together
When material gripping device 33 moved up by helical orbit A31 or helical orbit B32, during which heated, then pass through discharging
Heating rear mold is sent and is transmitted such as conveyer belt 6 to next link by mouth 22, and during which insulation shroud 8 can protect the mold after heating
Temperature, two material gripping devices 33 are primary reset, iterative cycles to be rotatablely connected bar 3 to rotate half cycle.
Embodiment 6
A kind of manufacturing method of CuNiFe alloy neck welding method orchid, which comprises the following steps:
S1: molding: CuNiFe alloy neck welding method orchid cross sectional shape be up-small and down-big truncated cone-shaped and rectangle combined shaped,
The centre of CuNiFe alloy neck welding method orchid is provided with through-hole, according to the outer dimension of CuNiFe alloy neck welding method orchid, manufactures a cover die
Tool, mold use 45 steel makings, are divided into external mold and rush core two parts；
S2: heating: being heated to forging temperature for CuNiFe alloy cast ingot, and ingot diameters and retention time ratio are 1:0.8,
Numerical value unit is respectively mm and min, can accurately control heating time, guarantees the processing quality of subsequent handling, quick tapping
Forging；
S3: base: the CuNiFe alloy cast ingot that step S2 is heated is forged on pneumatic hammer and can be put into external mold
Blank；
S4: mold preheating: the step S1 mold manufactured is preheated in heating device；
S5: molding: the step S3 blank made being put and is molded into external mold, until CuNiFe alloy fills up die cavity；
S6: punching: it will rush on the CuNiFe alloy after core is put into step S5 molding, be punched out；
S7: cooling: CuNiFe alloy material being exited into die cavity after die forging, is cooled down, controlling the speed to cool is 5
DEG C/min, the cooling rate of temperature is controlled, prevents the too fast or too slow CuNiFe for influencing manufacture of CuNiFe alloy cooling rate from closing
The quality of golden neck welding method orchid.
Alternatively, CuNiFe alloy by weight percentage consisting of: 12% Cu, 25% Ni,
Remaining is Fe, and the CuNiFe Wear Resistance under proportion combination is relatively higher, can be effectively prevented in the application such as petroleum transportation
Service life, compared to conventional alloys service life improve 2.5 years.
The heating device of step S4 mainly includes apparatus main body 1, device front cover 2, rotation connection bar 3, rotary electric machine 4 and adds
Hot plate 5, rotation connection bar 3 are located at the inside center of apparatus main body 1, and upper end is connect with top surface upper inside apparatus main body 1, and lower end is logical
It crosses rotary electric machine 4 to connect with 1 inside bottom surface of apparatus main body, heating plate 5 is surrounded on 1 inner wall of apparatus main body, and device front cover 2 includes
Feed inlet 21, discharge port 22, conveyer belt 6, to level sensor 7 and insulation shroud 8, discharge port 22 and feed inlet 21 from top to bottom according to
It is secondary on the center line of device front cover 2, the underface of discharge port 22 and feed inlet 21 is equipped with one to level sensor 7, right
The outside of level sensor 7 is equipped with conveyer belt 6, is covered with insulation shroud 8 on the conveyer belt 6 of discharge port 22；It is rotatablely connected bar 3 and is equipped with spiral shell
Rotation track A 31 and helical orbit B 32, helical orbit A 31 and helical orbit B 32 are located at the left and right sides, helical orbit A
A material gripping device 33 is equipped on 31 and helical orbit B 32, which passes through uplink and downlink
It carries out, improves work efficiency, and save the occupied space of equipment, and true by insulation shroud while into, two stations
Having protected the mold when going to next link will not temperature decline influence subsequent handling.
The working method of heating device are as follows: material enters feed inlet 21 by transmission belt 6, by right to level sensor 7
Behind position, material gripping device 33 brings mold in apparatus main body 1 into, drives rotation connection bar 3 to rotate by rotary electric machine 4, together
When material gripping device 33 moved up by helical orbit A31 or helical orbit B32, during which heated, then pass through discharging
Heating rear mold is sent and is transmitted such as conveyer belt 6 to next link by mouth 22, and during which insulation shroud 8 can protect the mold after heating
Temperature, two material gripping devices 33 are primary reset, iterative cycles to be rotatablely connected bar 3 to rotate half cycle.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify to technical solution documented by previous embodiment or equivalent replacement of some of the technical features；And
These are modified or replaceed, the spirit and model of technical solution of the embodiment of the present invention that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (2)
1. a kind of manufacturing method of CuNiFe alloy neck welding method orchid, which comprises the following steps:
S1: molding: according to the outer dimension of CuNiFe alloy neck welding method orchid, one set of die is manufactured, the mold uses 45 steels
It makes, be divided into external mold and rush core two parts；
S2: heating: being heated to forging temperature for CuNiFe alloy cast ingot, according to ingot diameters, after being kept for the regular hour, quickly
It comes out of the stove forging；
S3: the CuNiFe alloy cast ingot that step S2 is heated base: is forged into the hair that can be put into external mold on pneumatic hammer
Base；
S4: mold preheating: the step S1 mold manufactured is preheated in heating device；
S5: molding: the step S3 blank made being put and is molded into external mold, until CuNiFe alloy fills up die cavity；
S6: punching: it will rush on the CuNiFe alloy after core is put into step S5 molding, be punched out；
S7: cooling: CuNiFe alloy material being exited into die cavity after die forging, is cooled down；
Ingot diameters and the numerical value of soaking time are positively correlated in the step S2, and ingot diameters and soaking time ratio are 1:
(0.6-0.8), numerical value unit are respectively mm and min；
It is 2-5 DEG C/min that the gradient to cool is controlled in the step S7；
The CuNiFe alloy neck welding method orchid cross sectional shape is up-small and down-big truncated cone-shaped and rectangle combined shaped, and CuNiFe is closed
The centre of golden neck welding method orchid is provided with through-hole；
The centre of the CuNiFe alloy neck welding method orchid is provided with a cylindricality through-hole；
The heating device of the step S4 mainly includes apparatus main body (1), device front cover (2), rotation connection bar (3), rotation electricity
Machine (4) and heating plate (5), rotation connection bar (3) are located at the inside center of described device main body (1), upper end and device master
Top surface connects on body (1) inside, and lower end is connect by the rotary electric machine (4) with the internal bottom surface of apparatus main body (1), described to add
Hot plate (5) is surrounded on apparatus main body (1) inner wall, and described device front cover (2) includes feed inlet (21), discharge port (22), conveyer belt
(6), to level sensor (7) and insulation shroud (8), the discharge port (22) and feed inlet (21) are sequentially located at described from top to bottom
On the center line of device front cover (2), one is equipped with immediately below discharge port (22) and feed inlet (21) to level sensor (7),
The outside to level sensor (7) is equipped with conveyer belt (6), is covered with insulation shroud on the conveyer belt (6) of the discharge port (22)
(8)；The rotation connection bar (3) is equipped with helical orbit A (31) and helical orbit B (32), the helical orbit A (31) and spiral
Track B (32) is located at the left and right sides, is equipped with a material crawl dress on helical orbit A (31) and helical orbit B (32)
Set (33).
2. a kind of manufacturing method of CuNiFe alloy neck welding method orchid according to claim 1, which is characterized in that described
CuNiFe alloy by weight percentage consisting of: 23% Cu, 16% Ni, remaining is Fe.
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| CN109773109B (en) * | 2019-02-14 | 2020-11-20 | 浙江来福谐波传动股份有限公司 | Complex forging forming process for harmonic reducer part |
| CN111069493A (en) * | 2019-12-03 | 2020-04-28 | 东台市润丰法兰制造有限公司 | Neck-equipped welding neck flange |
| CN111618529B (en) * | 2020-04-23 | 2022-10-25 | 陕西斯瑞新材料股份有限公司 | Manufacturing method of CuNi90/10 alloy socket welding flange |
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