CN110479975A - A kind of device of copper master alloy ingot casting - Google Patents
A kind of device of copper master alloy ingot casting Download PDFInfo
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- CN110479975A CN110479975A CN201910710490.7A CN201910710490A CN110479975A CN 110479975 A CN110479975 A CN 110479975A CN 201910710490 A CN201910710490 A CN 201910710490A CN 110479975 A CN110479975 A CN 110479975A
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- ingot casting
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- 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
- B22D11/001—Continuous casting of metals, i.e. casting in indefinite lengths of specific alloys
- B22D11/004—Copper alloys
-
- 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
- B22D11/10—Supplying or treating molten metal
- B22D11/11—Treating the molten metal
- B22D11/112—Treating the molten metal by accelerated cooling
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- 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
- B22D11/124—Accessories for subsequent treating or working cast stock in situ for cooling
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- Mechanical Engineering (AREA)
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Abstract
The present invention relates to a kind of devices of copper master alloy ingot casting, the ingot casting is the square casting of 200mmX600mmX8000mm, described device includes: double cooling water ring 1, the water inlet 9 for being mounted on 1 two sides of double cooling water ring and location guide 2 and the fixing bolt 3 being movably connected on the location guide 2, described device is mounted on the lower section of crystallizer 6, and between casting well cooling water 12 and the secondary water ring 7 of crystallizer.The present invention provides a kind of device of copper master alloy ingot casting, can effectively reduce ingot casting liquid point depth using the device, reduces ingot casting because the defects of shrinkage porosite, stomata, promoting the quality of copper master alloy ingot casting caused by shrinking with fluid infusion not in time.
Description
Technical field
The present invention relates to non-ferrous metal casting technology fields, and in particular to a kind of device of copper master alloy ingot casting.
Background technique
Copper master alloy is usually the alloys such as CuFeP, CuCrZr, CuTi.These alloys usually have wider crystallization range,
The defects of solidification shrinkage stress is larger, and conventional casting technique would generally generate stomata, loose, slag inclusion and face checking, usually
It is cast using red ingot.Product is caused to occur so that ingot casting is also easy to produce internal porosity since the casting of red ingot can generate too long liquid cave
Peeling and layering, influence integrated yield.Conventional solution is baking raw material and covering, the suitable casting temperature of control
Degree optimizes Latent Heat and red ingot casting technique to obtain surface flawless defect ingot casting.Red ingot casting can be largely
The ingot quality of this kind of alloy is improved, but red ingot casts the long liquid point depth of bring and since too long liquid point depth bring is cast
The defects of ingot internal porosity, stomata, can not obtain effective control.
The Chinese utility model patent of patent No. CN 202180195U discloses the secondary cooling dress of an Albatra metal slab
It sets, to solve in the red ingot slab of copper alloy, because casting temperature is higher, cooling effect difference causes scull relatively thin, and casting stress is endless
Full release leads to the problem of can't meet the quality requirement.The patent emphasis solves the problems, such as face checking caused by casting stress, does not have
It is proposed solves the problems, such as casting internal porosity.
The Chinese utility model of patent No. CN 207723445U discloses a kind of secondary cooling apparatus of vertical semi-continuous casting,
By annular cooling water pipe and the nozzle being attached thereto, a kind of cold mode of the mist between air-cooled between water cooling is provided, and is used
Multi-layer annular branch water pipe allows ingot casting successively to cool down, and can accelerate ingot casting cooling velocity, improves production efficiency, which does not also propose
The too long caused inside ingot shrinkage porosite of liquid point depth is solved the problems, such as very well.
Summary of the invention
In order to solve brought by the too long and too long liquid point depth of ingot casting liquid point depth in the presence of the prior art
Inside ingot shrinkage porosite, the problem of having stomata and how promoting the quality of copper master alloy ingot casting, the present invention provides a kind of high-copper
The device of alloy cast ingot.
Present invention provide the technical scheme that
A kind of device of copper master alloy ingot casting, the ingot casting is the square casting of 200mmX600mmX8000mm, special
Sign is that described device includes: double cooling water ring 1, the water inlet 9 for being mounted on 1 two sides of double cooling water ring and fixes
Guide rod 2 and the fixing bolt 3 being movably connected on the location guide 2, described device are mounted on the lower section of crystallizer 6, and
And between casting well cooling water 12 and the secondary water ring 7 of crystallizer.
Preferably, the double cooling water ring 1 includes annular condensing part, and the annular condensing part includes cooling medium conveying
Pipe.
Preferably, the location guide 2 is 2, and has contour scale upwards along the horizontal plane.
Preferably, the fixing bolt 3 includes nut and screw rod, and the screw rod is hollow conduit, and the hollow conduit
Surface is equipped with screw thread, is threadedly coupled with the nut；
The bolt, hollow conduit and location guide 2 cooperate, the position to the fixation cooling medium delivery pipe
It sets.
Preferably, the cooling medium delivery pipe is 2；
And intersects in the cooling medium delivery pipe and be provided with drainage hole.
Preferably, the drainage hole is double draining hole 4, and the double draining hole 4 is horizontal by different angles.
Preferably, the angle of the double draining hole 4 and horizontal plane is 20 °~35 ° and 40 °~50 °.
Preferably, the double draining hole 4 is clear opening.
Preferably, the diameter of the clear opening is 2.0mm~3.5mm.
Compared with prior art, the invention has the benefit that
1, the present invention provides a kind of device of copper master alloy ingot casting, and the ingot casting is the side of 200mmX600mmX8000mm
Type casting, described device include: double cooling water ring 1, the water inlet 9 for being mounted on 1 two sides of double cooling water ring and fix
Guide rod 2 and the fixing bolt 3 being movably connected on the location guide 2, described device are mounted on the lower section of crystallizer 6, and
And between casting well cooling water 12 and the secondary water ring 7 of crystallizer.The present invention provides a kind of device of copper master alloy ingot casting, utilizes
The device can effectively reduce ingot casting liquid point depth, reduce ingot casting because shrink and fluid infusion not in time caused by shrinkage porosite, stomata the defects of,
Promote the quality of copper master alloy ingot casting.
2, the present invention provides a kind of device of copper master alloy ingot casting, and double cooling water ring 1 includes annular condensing part, annular
Condensing part includes cooling medium delivery pipe, the cooling medium delivery pipe use different angle double-drainage, with reach water column to from
10 surface of ingot casting sputter come spray 5 generate barrier effect, and make spray to ingot casting surface water sufficiently with ingot casting table
Face contact enhances cooling effect.
3, the present invention provides a kind of device of copper master alloy ingot casting, and the double cooling water ring 1 of ingot casting is consolidated using with a scale
Determine guide rod 2 to be fixed, secondary cooling water ring mounting height is accurately controlled after measuring liquid point depth, enhancing solidification front is cooling
Intensity, it is ensured that be quickly cooled down in liquid cave lower edge, make ingot casting consecutive solidification.
4, the present invention provides a kind of device of copper master alloy ingot casting, can pass through the water outlet cloth of the double cooling water ring of adjusting
Office and intensity of cooling shorten liquid point depth, improve ingot casting sump shape, so that liquid cave is changed into shallow flat shape by parabolic type, effectively
Control the uniformity of ingot structure.
Detailed description of the invention
In order to illustrate more clearly of the technical solution in the present invention, attached drawing needed in the embodiment will be made below
Simply introduce, it should be apparent that, drawings in the following description are only some embodiments of the invention, common for this field
For technical staff, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the double cooling water ring device schematic diagram of the present invention；
Fig. 2 is the double cooling water ring device of the present invention and scheme of installation；
Fig. 3 is that the double cooling water ring device of the present invention improves schematic diagram to ingot casting liquid cave；
Wherein: the double cooling water ring of 1-；2- location guide；3- fixing bolt；4- double draining hole；The spray that 5- splashes；6-
Crystallizer；The secondary water ring of 7- crystallizer；8- solidus line；9- water inlet；10- ingot casting；11- dummy bar head；12- casts well cooling water；13-
Terrace.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more；Term " on ",
The orientation or positional relationship of the instructions such as "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion " is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second ", " third " etc. are used for description purposes only, and should not be understood as instruction or
Imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " connected " " connects
Connect " it shall be understood in a broad sense, for example, it may be being fixedly connected, it may be a detachable connection, or be integrally connected；It can be machine
Tool connection, is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
The present invention provides a kind of device of copper master alloy ingot casting, comprising: the double cooling water ring of 1-；2- location guide；3-
Fixing bolt；4- double draining hole；The spray that 5- splashes；6- crystallizer；The secondary water ring of 7- crystallizer；8- solidus line；9- water inlet；
10- ingot casting；11- dummy bar head；12- casts well cooling water；13- terrace.
As shown in Figure 1, the present invention relates to a kind of copper master alloy ingot casting use for the double cooling water ring device schematic diagram of the present invention
Device, the ingot casting be 200mmX600mmX8000mm column type casting, described device includes: the ground for accommodating the column type part
It is level ground 13, the location guide 2 being vertically arranged positioned at 13 two sides of terrace, double cold with the axially vertical setting of column type casting
But water ring device 1 and be used to support column type casting and with its be homoaxial dummy bar head 11；
The present invention provides a kind of device of copper master alloy ingot casting, can effectively reduce ingot casting liquid point depth using the device,
Ingot casting is reduced because the defects of shrinkage porosite, stomata, promoting the quality of copper master alloy ingot casting caused by shrinking with fluid infusion not in time.
The double cooling water ring device 1 includes annular condensing part；
The annular condensing part includes cooling medium delivery pipe and the connector radially connected with the location guide 2；
Wherein, the location guide 2 is two, and has contour scale upwards along the horizontal plane, double accurately to fix
The height of cooling water ring；
Also, double cooling water ring device 1 is fixed using location guide 2 with a scale, after measuring liquid point depth
Accurate control secondary cooling water ring mounting height, enhances solidification front intensity of cooling, it is ensured that is quickly cooled down in liquid cave lower edge, makes to cast
Ingot consecutive solidification；
The cooling medium delivery pipe is movably installed on location guide 2 by connector；
Double cooling water ring device 1 includes annular condensing part, and annular condensing part includes cooling medium delivery pipe, the condensation
Medium delivery pipe uses different angle double-drainage, so that the water of spray to ingot casting surface is sufficiently contacted with ingot casting surface, enhances cold
But effect；
Fig. 2 is the double cooling water ring device of the present invention and scheme of installation, and connector is fixing bolt 3；
The fixing bolt 3 includes nut and screw rod, and the screw rod is hollow conduit, and the hollow conduit surface is equipped with
Screw thread is threadedly coupled with the nut；
The bolt, hollow conduit and location guide 2 cooperate, the position to the fixation cooling medium delivery pipe
It sets；
The cooling medium delivery pipe is 2；
And intersects in the cooling medium delivery pipe and be provided with drainage hole；
Wherein, drainage hole is double draining hole 4, and the double draining hole 4 is horizontal by different angles；
Barrier effect is generated to the spray 5 come is sputtered from ingot casting surface to realize water column, makes cooling water energy and ingot casting
Surface effectively contacts, and enhances cooling effect；
The quantity of double draining hole 4 and distribution are determined according to institute's casting alloy characteristic；
The angle of the double draining hole 4 and horizontal plane is 20 °~35 ° and 40 °~50 °；
Double draining hole 4 is clear opening；
The diameter of clear opening is 2.0mm~3.5mm；
In addition, cooling ring of the present invention, by increasing the number of rows of cooling water hole, adjustment arrangement is regular and increases cooling water
Loop device quantity, all falls in the scope of protection of the present invention；
The both ends of the double cooling water ring device 1 are water inlet 9, and the water inlet 9 is fixedly connected with the screw rod；
It can shorten liquid point depth by the water outlet layout and intensity of cooling of the double cooling water ring of adjusting, improve ingot casting liquid
Cave shape makes liquid cave be changed into shallow flat shape by parabolic type, effectively controls the uniformity of ingot structure, signal as shown in Figure 3
Figure.
Embodiment 1
The height of the double cooling water ring device 1 of the present invention is set before casting according to measurement, CuFeP alloy is arranged away from knot
Under brilliant device 6 along 500mm~600mm.
(1), firstly, carrying out ingredient according to CuFeP alloy standard, raw material and covering are subjected to baking oil removing water removal, it will
Heating fusing in induction furnace is added in raw material in batches, and addition coverture carries out melting and refining degasification, and is transferred to holding furnace, obtains
High-quality copper alloy melt；
(2), secondly, by the cast temperature of step (1) resulting melt condition to CuFeP alloy, cast temperature range is
It 1180 DEG C~1200 DEG C, then releases and carries out red ingot casting, adjust 6 water of crystallizer and secondary cooling water mist to appropriate flow
Amount, in normal casting；
(3), using designed by the present invention with double draining hole 4 cooling ring, cooling ring hydraulic pressure keep 0.35MPa~
0.4MPa, 15 DEG C~30 DEG C of inflow temperature, red high temperature ingot casting is cooled rapidly when extrusion ingot length reaches double cooling water ring
To 300 DEG C hereinafter, the melt for solidifying inside ingot not yet completely is solidified, solidification shrinkage can get timely feeding, benefit
It can effectively reduce ingot casting liquid point depth with this method, reach the defect for eliminating inside ingot shrinkage porosite, stomata.
Embodiment 2
Set the height of the double cooling water ring device 1 of the present invention before casting according to measurement, the setting of CuCrZr alloy away from
Under crystallizer 6 along 100mm~250mm.
(1), firstly, carrying out ingredient according to CuCrZr alloy standard, raw material and covering are subjected to baking oil removing water removal, it will
Heating fusing in induction furnace is added in raw material in batches, and addition coverture carries out melting and refining degasification, and is transferred to holding furnace, obtains
High-quality copper alloy melt；
(2), secondly, by the cast temperature of step (1) resulting melt condition to CuCrZr alloy, cast temperature range is
It 1200 DEG C~1250 DEG C, then releases and carries out red ingot casting, adjust 6 water of crystallizer and secondary cooling water mist to appropriate flow
Amount, in normal casting；
(3), using designed by the present invention with double draining hole 4 cooling ring, cooling ring hydraulic pressure keep 0.35MPa~
0.4MPa, 15 DEG C~30 DEG C of inflow temperature, red high temperature ingot casting is cooled rapidly when extrusion ingot length reaches double cooling water ring
To 300 DEG C hereinafter, the melt for solidifying inside ingot not yet completely is solidified, solidification shrinkage can get timely feeding, benefit
It can effectively reduce ingot casting liquid point depth with this method, reach the defect for eliminating inside ingot shrinkage porosite, stomata.
Embodiment 3
For CuTi alloy, heat-transfer effect is poor, and the area Hong Ding is unsuitable too long, and double cooling water ring should be as close as possible to crystallization
Device lower edge, CuTi alloy are arranged under away from crystallizer along 50mm~150mm, to enhance based on cooling effect.
(1), firstly, carrying out ingredient according to CuTi alloy standard, raw material and covering are subjected to baking oil removing water removal, it will be former
Heating fusing in induction furnace is added in material in batches, and addition coverture carries out melting and refining degasification, and is transferred to holding furnace, obtains height
Quality copper alloy melt；
(2), secondly, by the cast temperature of step (1) resulting melt condition to CuTi alloy, cast temperature range is
It 1200 DEG C~1250 DEG C, then releases and carries out red ingot casting, adjust 6 water of crystallizer and secondary cooling water mist to appropriate flow
Amount, in normal casting；
(3), using designed by the present invention with double draining hole 4 cooling ring, cooling ring hydraulic pressure keep 0.35MPa~
0.4MPa, 15 DEG C~30 DEG C of inflow temperature, red high temperature ingot casting is cooled rapidly when extrusion ingot length reaches double cooling water ring
To 300 DEG C hereinafter, the melt for solidifying inside ingot not yet completely is solidified, solidification shrinkage can get timely feeding, benefit
It can effectively reduce ingot casting liquid point depth with this method, reach the defect for eliminating inside ingot shrinkage porosite, stomata.
The implementation result of 1,2 and 3 pair of ingot casting liquid point depth of embodiment see the table below:
A kind of device of copper master alloy ingot casting provided by the invention, principle are as follows:
Traditional red ingot, which is cast into, to be guaranteed still to keep higher temperature to eliminate ingot casting thermal stress-cracking after ingot casting goes out crystallizer,
Its general increases by one of secondary cooling water ring under crystallizer 6, cooling water is sprayed onto ingot casting surface with Sprayable, or increase
Add one or multi-channel spraying water ring, a kind of cold mode of the mist between air-cooled between water cooling is provided, such as background technique introduction
Patent CN202180195U and CN207723445U.
On the basis of conventional red ingot is cast, specific position is fixed below casting crystallizer 6 has in certain angle the present invention
The double cooling water ring device 1 of degree enhances solidification front intensity of cooling, accelerates the solidification of liquid cave forward position, and red ingot casting is effectively reduced
Liquid point depth and improvement sump shape reduce ingot casting because of shrinkage defect caused by shrinking with fluid infusion not in time, improve alloy cast ingot
Quality.
Finally it should be noted that these are only the preferred embodiment of the present invention, it is not intended to restrict the invention, it is right
For those skilled in the art, the invention may be variously modified and varied.All within the spirits and principles of the present invention,
Any modification, equivalent substitution, improvement and etc. done are all contained in and apply within pending scope of the presently claimed invention.
Claims (9)
1. a kind of device of copper master alloy ingot casting, the ingot casting is the square casting of 200mmX600mmX8000mm, feature
Be, described device include: double cooling water ring (1), the water inlet (9) for being mounted on double cooling water ring (1) two sides and
Location guide (2) and the fixing bolt (3) being movably connected on the location guide (2), described device is mounted on crystallizer
(6) lower section, and between casting well cooling water (12) and the secondary water ring of crystallizer (7).
2. the apparatus according to claim 1, which is characterized in that the double cooling water ring (1) includes annular condensing part, institute
Stating annular condensing part includes cooling medium delivery pipe.
3. the apparatus according to claim 1, which is characterized in that the location guide (2) is 2, and along the horizontal plane upwards
With contour scale.
4. the apparatus according to claim 1, which is characterized in that the fixing bolt (3) includes nut and screw rod, the spiral shell
Bar is hollow conduit, and the hollow conduit surface is equipped with screw thread, is threadedly coupled with the nut；
The bolt, hollow conduit and location guide (2) cooperate, the position to the fixation cooling medium delivery pipe.
5. the apparatus of claim 2, which is characterized in that the cooling medium delivery pipe is 2；And the condensation is situated between
Intersect in matter delivery pipe and is provided with drainage hole.
6. device according to claim 5, which is characterized in that the drainage hole is double draining hole (4), and the double-drainage
Hole (4) is horizontal by different angles.
7. device according to claim 6, which is characterized in that the angle of the double draining hole (4) and horizontal plane is 20 °~
35 ° and 40 °~50 °.
8. device according to claim 7, which is characterized in that the double draining hole (4) is clear opening.
9. device according to claim 8, which is characterized in that the diameter of the clear opening is 2.0mm~3.5mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910710490.7A CN110479975A (en) | 2019-08-02 | 2019-08-02 | A kind of device of copper master alloy ingot casting |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116727620A (en) * | 2023-08-16 | 2023-09-12 | 江苏兴成新材料有限公司 | Copper and copper alloy ingot casting equipment with nitrogen protection |
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| CN116727620A (en) * | 2023-08-16 | 2023-09-12 | 江苏兴成新材料有限公司 | Copper and copper alloy ingot casting equipment with nitrogen protection |
| CN116727620B (en) * | 2023-08-16 | 2023-10-10 | 江苏兴成新材料有限公司 | Copper and copper alloy ingot casting equipment with nitrogen protection |
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Application publication date: 20191122 |