CN108393451A - A kind of air-conditioning and cooling monocrystalline seamless copper pipe production equipment and its technique - Google Patents
A kind of air-conditioning and cooling monocrystalline seamless copper pipe production equipment and its technique Download PDFInfo
- Publication number
- CN108393451A CN108393451A CN201810545491.6A CN201810545491A CN108393451A CN 108393451 A CN108393451 A CN 108393451A CN 201810545491 A CN201810545491 A CN 201810545491A CN 108393451 A CN108393451 A CN 108393451A
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- cooling
- copper pipe
- conditioning
- copper
- technique
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 102
- 239000010949 copper Substances 0.000 title claims abstract description 101
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 99
- 238000001816 cooling Methods 0.000 title claims abstract description 62
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 39
- 238000004378 air conditioning Methods 0.000 title claims abstract description 26
- 238000010438 heat treatment Methods 0.000 claims abstract description 44
- 238000005266 casting Methods 0.000 claims abstract description 30
- 238000002844 melting Methods 0.000 claims abstract description 22
- 230000008018 melting Effects 0.000 claims abstract description 22
- 239000013078 crystal Substances 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 238000000465 moulding Methods 0.000 claims abstract description 6
- 239000000155 melt Substances 0.000 claims abstract description 5
- 230000008520 organization Effects 0.000 claims abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 238000005096 rolling process Methods 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000005484 gravity Effects 0.000 claims description 2
- 238000010792 warming Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 238000004321 preservation Methods 0.000 claims 1
- 238000004804 winding Methods 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 238000012958 reprocessing Methods 0.000 abstract description 3
- 238000005555 metalworking Methods 0.000 abstract description 2
- 238000009749 continuous casting Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 10
- 238000000137 annealing Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000002791 soaking Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004806 packaging method and process Methods 0.000 description 3
- 238000001953 recrystallisation Methods 0.000 description 3
- 241000784732 Lycaena phlaeas Species 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005282 brightening Methods 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/14—Plants for continuous casting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/006—Continuous casting of metals, i.e. casting in indefinite lengths of tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/12—Accessories for subsequent treating or working cast stock in situ
- B22D11/1206—Accessories for subsequent treating or working cast stock in situ for plastic shaping of strands
Abstract
A kind of air-conditioning and cooling monocrystalline seamless copper pipe production equipment and its technique, belong to metal-working plant technical field.Equipment is made of melting furnace, inductor, foundry furnace, casting mold, heating device, cooling device, winder and plate drawing machine.Technique is that copper base is put into melting furnace, and the inductor of melting furnace lower inside carries out sensing heating to copper base and melts to form copper liquid, keeps the temperature；Under the action of linker, copper liquid, which enters in the furnace chamber of foundry furnace, to be stood to after specified time, heating device progress gradient type heating is entered when copper pipe squeezes out casting mold, so that crystal grain is grown in one direction and forms single crystal organization, it is further cooled down in cooling device, finally after winder winds scale, copper pipe is transferred to plate drawing machine and carries out high-speed stretch molding.Present device is simple, energy saving, and production efficiency is high；The reprocessing techniques such as drawing, molding can directly be carried out；To solve the disadvantage that too long in flow, high energy consumption.
Description
Technical field
The present invention relates to metal-working plant technical fields, more particularly to a kind of air-conditioning and cooling monocrystalline seamless copper pipe
Production equipment and its technique.
Background technology
Metallic copper has excellent electric conductivity, thermal conductivity and good ductility, easily processed into type, is widely used in
Each departments such as production, life and national economy.Copper pipe is important one of copper fabrication product, be mainly used for air-conditioning, refrigeration,
Power generation, building etc..
Existing copper pipe manufacturing process includes mainly following several schemes：
One, up-drawing method：This working system, which is that cathode copper is directly upper after fusing, draws copper pipe, produces thin equiax crystal batch, needs
To pass through the processes such as rolling recrystallization can just carry out following process.But disadvantage be tubing tissue looseness, it is not high pressure resistant, only
It is suitable for producing small dimension air-conditioning copper pipe.
Two, continuous casting and rolling method：This working system is directly to cast out equiax crystal hollow copper after cathode copper melts, and is rolled by planet
System produces copper pipe.The copper pipe advantage of this technique productions is：Production efficiency is high.Disadvantage is：Production procedure is long, and lumber recovery is not high,
Management difficulty list, energy consumption is higher, and tubing is not high pressure resistant because of tissue looseness.Continuous casting and rolling copper pipe working system is current domestic outer space
Tune and cooling seamless copper pipe main production process are the Main ways that air-conditioning develops at present with cooling seamless copper pipe.
Three, continuous casting extrusion：This working system is to cast out copper ingot after cathode copper melts, and is squeezed with large-scale after reheating
Machine squeezes out copper pipe.The copper pipe advantage of this technique productions is：It is best in quality, institutional framework is fine and closely woven, density is big, it is high pressure resistant, bending
Deflection is big, can be suitably used for the working environment that cold and hot exchange is frequent, difference variation is big, can produce large size copper pipe.Disadvantage is：At
Product rate is low, high energy consumption, and production cost is high.This technique productions air-conditioning and cooling seamless copper pipe only exist heavy caliber, small quantities of at present
It measures, on some products of high request.Common product is nocompetitive gradually to suffer market.
In continuous casting and rolling method copper pipe manufacturing process, the production and processing generally use horizontal continuous casting furnace of casting in bronze base.However it is existing
The problem of some copper pipe production equipments are due to structure design, it is long, high energy consumption that there are the continuous casting and rolling copper pipe technological process of productions
Disadvantage.
Invention content
Based on this, it is an object of the invention to overcome the deficiencies of the prior art and provide a kind of air-conditioning and cooling monocrystalline without
Copper pipe production equipment and its technique are stitched, prepared by the short route that monocrystalline seamless copper pipe may be implemented, equipment is simple, energy saving, production effect
Rate is high.Single crystal Cu can directly be produced using the technique of the production equipment, recrystallization processing is needed not move through, can directly carry out
The reprocessing techniques such as drawing, molding；To solve the disadvantage that the continuous casting and rolling copper pipe technological process of production is long, high energy consumption.
Air-conditioning and the cooling monocrystalline seamless copper pipe production equipment of the present invention, including melting furnace, inductor, foundry furnace, pour
Injection molding tool, heating device, cooling device, winder and plate drawing machine；The inductor is set to the lower section inside melting furnace；The casting
It makes stove and is mounted on the bottom of melting furnace, and setting is connected to melting furnace by a linker；The casting mold is mounted on casting
The bottom of stove, casting mold are internally provided with crystallizer, and the inflow entrance of crystallizer is connected to setting with the outflux of foundry furnace；It is described to add
Thermal is set to the outflux of casting mold, and the cooling device is set to the outflux of heating device, and casting mold, heating dress
It sets with the center of cooling device on same axis；The winder is set between cooling device and plate drawing machine.
In order to achieve better technical results, further technical improvements include, further include horizontal feed raceway, it is described
Horizontal feed raceway is set on the axis where the center of casting mold, heating device and cooling device.
In order to achieve better technical results, further technical improvements include the melting furnace includes fire door and melts
Change furnace chamber, the fire door opening and closing type is fixedly arranged on the top of fusing furnace chamber.
In order to achieve better technical results, further technical improvements include the heating device includes that annular adds
Hot cylinder, heating element and sensing element；The sensing element is set on the inner peripheral wall of annular-heating cylinder, and the heating element is set
In on the inner peripheral wall of sensing element.
In order to achieve better technical results, further technical improvements include the cooling device includes water-cooled copper
Set and sink, sink are set to the lower section of water cooling copper sleeve.
In addition, the technical process of equipment the production air-conditioning and cooling monocrystalline seamless copper pipe of the present invention is：Copper base is put into
Melting furnace, the inductor of melting furnace lower inside carry out sensing heating to copper base and melt to form copper liquid, keep the temperature；In the work of linker
Under, copper liquid, which enters in the furnace chamber of foundry furnace, to be stood to after specified time, and the copper liquid after standing enters crystallization by gravity pressure
Device is solidified and is cast out hollow；Heating device progress gradient type heating is entered when copper pipe squeezes out casting mold, makes crystal grain
Growth forms single crystal organization in one direction, is further cooled down in cooling device, finally after winder winds scale, copper pipe
It is transferred to plate drawing machine and carries out high-speed stretch molding.
In order to achieve better technical results, further technical improvements include inductor is warming up to 1180-1200
DEG C, holding temperature is 1120-1200 DEG C.
In order to achieve better technical results, further technical improvements include cooling device uses the cooling of water cooling
Mode, water flow 800-1200L/h, hauling speed 300-600mm/min when water cooling.
In order to achieve better technical results, further technical improvements include the copper pipe rolling speed of winder is
300m/min-500m/min。
In order to achieve better technical results, further technical improvements include the copper pipe drawing numbers of plate drawing machine are 6
Passage, and the single pass lengthening coefficient of copper pipe is 1.5-2.5.
The advantage of the invention is that：
1. production equipment directly produces single crystal Cu, due to being organized as mono-crystalline structures, no crystal boundary structure is fine and close, ductility
Good, work-hardening capacity is low, needs not move through recrystallization processing, can directly carry out the reprocessing techniques such as drawing, molding；To solve
The shortcomings that certainly the continuous casting and rolling copper pipe technological process of production is long, high energy consumption, and the short route of monocrystalline seamless copper pipe may be implemented
It prepares, equipment is simple, energy saving, and production efficiency is high.
2. production technology produces a diameter of 30mm-60mm by hot-mold continuous cast, wall thickness 1.5-3.0mm light single crystal Cus are replaced
Generation former continuous casting and rolling copper pipe horizontal casting diameter 80-100mm, the strand of wall thickness 20-25mm are needed not move through due to surface-brightening
Milling skin process, copper, which is mono-crystalline structures, has good plastic deformation ability, can be drawn without three-roll planetary rolling and three joints
Process is pulled out, corresponding size is stretched to by multi-pass in plate drawing machine directly as blank, after finishing flaw detection, annealing packaging
Warehousing finished products, while the intermediate maturity by the inverted plate drawing machine production of high speed can directly carry out forming internal threads production, nothing
Need intermediate annealing.
Description of the drawings
Fig. 1 is the structural schematic diagram of the air-conditioning and cooling monocrystalline seamless copper pipe production equipment of the present invention；
Fig. 2 is another schematic diagram of the air-conditioning and cooling monocrystalline seamless copper pipe production equipment of the present invention；
Fig. 3 is the structural schematic diagram of the heating device of the present invention.
Specific implementation mode
To further illustrate that each embodiment, the present invention are provided with attached drawing.These attached drawings are that the invention discloses one of content
Point, mainly to illustrate embodiment, and the associated description of specification can be coordinated to explain the operation principles of embodiment.Cooperation ginseng
These contents are examined, those skilled in the art will be understood that other may obtain embodiment and advantages of the present invention.
Please refer to Fig. 1 to Fig. 3.
The air-conditioning of the present invention and cooling monocrystalline seamless copper pipe production equipment, including melting furnace 10, inductor 20, foundry furnace
30, casting mold 40, heating device 50, cooling device 60, winder and plate drawing machine；The inductor 20 is set in melting furnace 10
The lower section in portion；The foundry furnace 30 is mounted on the bottom of melting furnace 10, and is connected to setting with melting furnace 10 by a linker 11；
The casting mold 40 is mounted on the bottom of foundry furnace 30, and casting mold 40 is internally provided with crystallizer, the inflow entrance of crystallizer with
The outflux connection setting of foundry furnace 30；The heating device 50 is set to the outflux of casting mold 40, the cooling device 60
Set on the outflux of heating device 50, and the center of casting mold 40, heating device 50 and cooling device 60 is in same axis
On；The winder is set between cooling device 60 and plate drawing machine.Further include horizontal feed raceway 12, the horizontal feed raceway
12 are set on the axis where the center of casting mold 40, heating device 50 and cooling device 60.Preferably, the plate drawing machine
For the inverted plate drawing machine of high speed.
Specifically, the melting furnace 10 includes fire door and fusing furnace chamber, and the fire door opening and closing type is fixedly arranged on fusing furnace chamber
Top.The heating device 50 includes annular-heating cylinder 51, heating element 52 and sensing element 53；The sensing element 53 is set
In on the inner peripheral wall of annular-heating cylinder 51, the heating element 52 is set on the inner peripheral wall of sensing element 53.The cooling
Device 60 includes water cooling copper sleeve and sink, and sink is set to the lower section of water cooling copper sleeve.Preferably, the heating element is resistance-type
Heating element.
Production technology embodiment 1：
The present embodiment equipment production air-conditioning and cooling monocrystalline seamless copper pipe technical process be：
A. copper is prepared using hot continuous casting technique, a diameter of 30mm of copper, wall thickness 1.5mm are pressed after winder
Every 1000kg is packed into rewinding basket；
B. the copper in step a is transferred to the inverted plate drawing machine of high speed, after 6 passage high-speed stretches, is drawn into 9.52*
0.30 specification production tube, outer diameter are 9.52 ± 0.02mm, and wall thickness is 0.30 ± 0.02mm；
C. the finished product copper pipe in step b is subjected to finishing flaw detection processing, the speed of finishing is 300m/min, is divided into 120kg/
Volume rolls up a height of 280 ± 5mm, often rolls up defect number≤5；
D. by step c coiled strip carry out finished products, annealing temperature be 430 DEG C, soaking time 25min, then at
Product packaging and storage.
In step a, hot-mold continuous cast carries out at conticaster, and a diameter of Ф 30 is prepared using cold group of co-casting horizontal casting of heat
~60mm, wall thickness are the copper of 1~3mm, and technique is：1180~1200 DEG C of copper liquid fusion temperature, holding temperature 1120~1200
DEG C, 1150~1180 DEG C of heat type temperature, heat type section uses resistance heating, 10~16kW of heating power；Cold mould water cooling copper sleeve cools down
800~1200L/h of water flow, 300~600mm/min of hauling speed；
In step b, the multi-pass stretching at the inverted plate drawing machine of high speed after winder for directly going out hot-mold continuous cast,
The single pass lengthening coefficient of copper pipe is 1.5-2.5.
Copper pipe coiling speed in step c by plate drawing machine stretching is 300m/min-500m/min.
The annealing temperature of copper pipe is 430 DEG C after finishing in step d, soaking time 25min.
Production technology embodiment 2：
The present embodiment equipment production air-conditioning and cooling monocrystalline seamless copper pipe technical process be：
A. copper is prepared using hot continuous casting technique, a diameter of 30mm of copper, wall thickness 1.5mm are pressed after winder
Every 1000kg is packed into rewinding basket；
B. the copper in step a is transferred to the inverted plate drawing machine of high speed, after 6 passage high-speed stretches, is drawn into 9.52*
0.30 specification production tube, outer diameter are 9.52 ± 0.02mm, and wall thickness is 0.30 ± 0.02mm；
C. the finished product copper pipe in step b is passed through into high speed forming internal threads spinning, shaped inner screw thread, spinning rotating speed is
32000r/min, drawing speed 60m/min；
D. the finished product copper pipe in step c is subjected to finishing flaw detection processing, the speed of finishing is 400m/min, is divided into 140kg/
Volume rolls up a height of 300 ± 5mm, often rolls up defect number≤8
D. by step c coiled strip carry out finished products, annealing temperature be 430 DEG C, soaking time 25min, then at
Product packaging and storage.
In step a, hot-mold continuous cast carries out at conticaster, and a diameter of Ф 30 is prepared using cold group of co-casting horizontal casting of heat
~60mm, wall thickness are the copper of 1~3mm, and technique is：1180~1200 DEG C of copper liquid fusion temperature, holding temperature 1120~1200
DEG C, 1150~1180 DEG C of heat type temperature, heat type section uses resistance heating, 10~16kW of heating power；Cold mould water cooling copper sleeve cools down
800~1200L/h of water flow, 300~600mm/min of hauling speed；
In step b, the multi-pass stretching at the inverted plate drawing machine of high speed after winder for directly going out hot-mold continuous cast,
The single pass lengthening coefficient of copper pipe is 1.5-2.5.
Copper pipe coiling speed in step c by plate drawing machine stretching is 300m/min-500m/min.
The annealing temperature of copper pipe is 430 DEG C after finishing in step d, soaking time 25min.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Range.
Claims (10)
1. a kind of air-conditioning and cooling monocrystalline seamless copper pipe production equipment, it is characterised in that：Including melting furnace, inductor, casting
Stove, casting mold, heating device, cooling device, winder and plate drawing machine；The inductor is set to the lower section inside melting furnace；
The foundry furnace is mounted on the bottom of melting furnace, and setting is connected to melting furnace by a linker；The casting mold installation
In the bottom of foundry furnace, casting mold is internally provided with crystallizer, and the inflow entrance of crystallizer is connected to setting with the outflux of foundry furnace；
The heating device be set to casting mold outflux, the cooling device be set to heating device outflux, and casting mold,
The center of heating device and cooling device is on same axis；The winder is set between cooling device and plate drawing machine.
2. air-conditioning according to claim 1 and cooling monocrystalline seamless copper pipe production equipment, it is characterised in that：Further include water
Flat conveying raceway, the horizontal feed raceway are set to the axis where the center of casting mold, heating device and cooling device
On.
3. air-conditioning according to claim 1 and cooling monocrystalline seamless copper pipe production equipment and its technique, it is characterised in that：
The melting furnace includes fire door and fusing furnace chamber, and the fire door opening and closing type is fixedly arranged on the top of fusing furnace chamber.
4. air-conditioning according to claim 1 and cooling monocrystalline seamless copper pipe production equipment and its technique, it is characterised in that：
The heating device includes annular-heating cylinder, heating element and sensing element；The sensing element is set to the interior of annular-heating cylinder
In circumferential wall, the heating element is set on the inner peripheral wall of sensing element.
5. air-conditioning according to claim 1 and cooling monocrystalline seamless copper pipe production equipment and its technique, it is characterised in that：
The cooling device includes water cooling copper sleeve and sink, and sink is set to the lower section of water cooling copper sleeve.
6. a kind of technique producing air-conditioning and cooling monocrystalline seamless copper pipe with any one of claim 1 to 5 equipment, special
Sign is：Copper base is put into melting furnace, the inductor of melting furnace lower inside carries out sensing heating to copper base and melts to form copper liquid,
Heat preservation；Under the action of linker, copper liquid, which enters in the furnace chamber of foundry furnace, to be stood to after specified time, and the copper liquid after standing passes through
Gravity pressure enters crystallizer and is solidified and cast out hollow；Heating device progress ladder is entered when copper pipe squeezes out casting mold
Degree formula heats, and so that crystal grain is grown in one direction and forms single crystal organization, is further cooled down in cooling device, finally passes through winder
After winding scale, copper pipe is transferred to plate drawing machine and carries out high-speed stretch molding.
7. the technique of production air-conditioning and cooling monocrystalline seamless copper pipe according to claim 6, it is characterised in that：Inductor
It is warming up to 1180-1200 DEG C, holding temperature is 1120-1200 DEG C.
8. the technique of production air-conditioning and cooling monocrystalline seamless copper pipe according to claim 6, it is characterised in that：Cooling dress
Set the type of cooling using water cooling, water flow 800-1200L/h, hauling speed 300-600mm/min when water cooling.
9. the technique of production air-conditioning and cooling monocrystalline seamless copper pipe according to claim 6, it is characterised in that：Winder
Copper pipe rolling speed be 300m/min-500m/min.
10. the technique of production air-conditioning and cooling monocrystalline seamless copper pipe according to claim 6, it is characterised in that：Disk is drawn
The copper pipe drawing numbers of machine are 6 passages, and the single pass lengthening coefficient of copper pipe is 1.5-2.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810545491.6A CN108393451A (en) | 2018-05-25 | 2018-05-25 | A kind of air-conditioning and cooling monocrystalline seamless copper pipe production equipment and its technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810545491.6A CN108393451A (en) | 2018-05-25 | 2018-05-25 | A kind of air-conditioning and cooling monocrystalline seamless copper pipe production equipment and its technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108393451A true CN108393451A (en) | 2018-08-14 |
Family
ID=63102521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810545491.6A Pending CN108393451A (en) | 2018-05-25 | 2018-05-25 | A kind of air-conditioning and cooling monocrystalline seamless copper pipe production equipment and its technique |
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| CN (1) | CN108393451A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114850238A (en) * | 2022-04-27 | 2022-08-05 | 上海海亮铜业有限公司 | Preparation method of iron bronze pipe |
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| KR20030018661A (en) * | 2001-08-30 | 2003-03-06 | 한국기계연구원 | Method of the horizontal continious casting in using of the heating mold and the eguipment here of |
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| CN102304686A (en) * | 2011-07-26 | 2012-01-04 | 北京科技大学 | Short-flow efficient production method of pure copper tube |
| CN102699290A (en) * | 2012-06-13 | 2012-10-03 | 浙江灿根机械制造有限公司 | Copper pipe continuous casting device |
| CN102773428A (en) * | 2012-06-12 | 2012-11-14 | 中冶京诚工程技术有限公司 | Continuous casting device and method of large-section continuously cast billet |
| CN208408495U (en) * | 2018-05-25 | 2019-01-22 | 广东海亮铜业有限公司 | A kind of air-conditioning and cooling monocrystalline seamless copper pipe production equipment |
-
2018
- 2018-05-25 CN CN201810545491.6A patent/CN108393451A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030018661A (en) * | 2001-08-30 | 2003-03-06 | 한국기계연구원 | Method of the horizontal continious casting in using of the heating mold and the eguipment here of |
| CN101966564A (en) * | 2010-10-09 | 2011-02-09 | 北京科技大学 | Hot-cold combined casting mould horizontal continuous casting equipment of cupronickel tubing and technology thereof |
| CN102304686A (en) * | 2011-07-26 | 2012-01-04 | 北京科技大学 | Short-flow efficient production method of pure copper tube |
| CN102773428A (en) * | 2012-06-12 | 2012-11-14 | 中冶京诚工程技术有限公司 | Continuous casting device and method of large-section continuously cast billet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114850238A (en) * | 2022-04-27 | 2022-08-05 | 上海海亮铜业有限公司 | Preparation method of iron bronze pipe |
| CN114850238B (en) * | 2022-04-27 | 2023-12-05 | 上海海亮铜业有限公司 | Preparation method of iron bronze pipe |
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