CN109805738A - A kind of bottom large area magnetic aluminum pot and its casting process - Google Patents
A kind of bottom large area magnetic aluminum pot and its casting process Download PDFInfo
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- CN109805738A CN109805738A CN201910210157.XA CN201910210157A CN109805738A CN 109805738 A CN109805738 A CN 109805738A CN 201910210157 A CN201910210157 A CN 201910210157A CN 109805738 A CN109805738 A CN 109805738A
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Abstract
The invention discloses a kind of bottom large area magnetic aluminum pots, including aluminum pot main body and the magnetic conduction sheet group for being embedded in aluminum pot bottom part body, if the magnetic conduction sheet group includes positioned at same level and around the identical magnetic conduction sheet of stem structure of setting, the lower end surface of the magnetic conduction sheet and aluminum pot main body outer bottom parallel interval are arranged, described magnetic conduction sheet a side is provided with first positioning hole, several slotted holes have been arranged radially along the edge of magnetic conduction sheet group center towards magnetic conduction sheet, several waist-shaped holes are circumferentially provided with towards the edge of magnetic conduction sheet along magnetic conduction sheet group center between adjacent slotted hole and through-hole is determined in several rivetings, the aluminum pot main body outer bottom respectively corresponds slotted hole, waist-shaped hole and riveting determine through-hole and are provided with several boss, bottom rivets in the boss and the aluminum pot main body.Present invention can apply to be greater than the bottom of a pan of 190mm bore, while it being not easy deformation of arching upward, not will lead to the bottom of a pan out-of-flatness.
Description
Technical field
The present invention relates to kitchen tool apparatus technical field, specially a kind of bottom large area magnetic aluminum pot and its casting process.
Background technique
The heating conduction of aluminium is especially good, and thermal coefficient is 16 times of stainless steel, and is very easy to moulding, and aluminum pot is also just answered
It transports and life, aluminum pot is a kind of light, durable, fast, thermally conductive uniform, rustless pot of heating.However, fine aluminium pot is cannot to use
Electromagnetic oven.Because being a coil inside electromagnetic oven when electromagnetic oven heating food, this coil is passing through change
Changing magnetic field can be generated when the electric current of change.When iron pan is placed on above electromagnetic oven, these magnetic fields can be pierced into iron
Face, because iron is magnetic conduction, magnetic field can allow the electronics inside iron to generate movement, to realize heating function.And aluminium is not
Magnetic conduction, magnetic field will not cause electronics to generate movement inside aluminium, so cannot also heat aluminum pot.Solution be
One piece of magnetic conduction iron plate is added in aluminum pot bottom.
A kind of gravitational casting electromagnetic oven use is disclosed in the Chinese invention patent that Authorization Notice No. is CN103192059B
Energy saving aluminum pot manufacturing method, it includes: the stainless iron plate as shown in Figure 1 that one, preparation is cast on the bottom of a pan；Two, preparation with not
The mold that iron plate of becoming rusty matches；Three, gravitational casting process, wherein gravitational casting process includes: (1) pot body and stainless iron plate at
Type process；(2) pot body outer bottom rivet is handled；(3) casting plane shrinkage cavity is surface-treated.The gravitational casting process of this method: (1) pot
During body and stainless iron sheet metal forming, the molten aluminum of flowing passes through in the special stainless iron plate of solid and forms rivet, by pot body and stainless
Iron plate one-pass molding；Although in the processing of back to back (2) pot body outer bottom rivet and (3) casting plane shrinkage cavity surface treatment, aluminium
Rivet, strip, which squeeze, once reaches highly consistent and regular and using stainless iron plate as the height of benchmark aluminium rivet and raised line
Degree is in the margin of tolerance of the positive and negative 0.5mm of 1mm；But electromagnetic oven prepared by this method has the following deficiencies it with energy-saving aluminum pot
Place: maximum magnitude can only accomplish 190mm or so, and when being applied to more bigbore aluminum pot, deformation of easily arching upward causes the bottom of a pan uneven
It is whole.
Summary of the invention
It is mentioned above in the background art to solve the purpose of the present invention is to provide a kind of bottom large area magnetic aluminum pot
Problem.
It is another object of the present invention to provide a kind of casting process of bottom large area magnetic aluminum pot.
To achieve the above object, the invention provides the following technical scheme:
Scheme one
A kind of bottom large area magnetic aluminum pot, including aluminum pot main body and the magnetic conduction sheet group for being embedded in aluminum pot bottom part body, institute
If stating magnetic conduction sheet group includes positioned at same level and around the identical magnetic conduction sheet of stem structure of setting, the lower end of the magnetic conduction sheet
Face and aluminum pot main body outer bottom parallel interval are arranged, and described magnetic conduction sheet a side is provided with first positioning hole, along magnetic conduction sheet group
The edge of the heart towards magnetic conduction sheet has been arranged radially several slotted holes, along magnetic conduction sheet group center towards the side of magnetic conduction sheet between adjacent slotted hole
Edge is circumferentially provided with several waist-shaped holes and through-hole is determined in several rivetings, and the aluminum pot main body outer bottom respectively corresponds slotted hole, waist-shaped hole
Through-hole is determined with riveting and is provided with several boss, and bottom rivets in the boss and the aluminum pot main body.
Wherein, the slotted hole and waist-shaped hole edge are bent to form cyclic annular cuff to aluminum pot main body inner bottom surface.
Wherein, the first positioning hole is rectangular opening.
Wherein, the edge of the magnetic conduction sheet corresponds to the slotted hole and is provided with second location hole.
Wherein, the second location hole is semi-circular hole.
Scheme two
A kind of casting process of bottom large area magnetic aluminum pot, comprising the following steps:
Step 1 prepares magnetic conduction sheet
It is rounded the punching press of block stainless steel plate, wherein described magnetic conduction sheet a side is provided with first positioning hole, first positioning
Hole is rectangular opening, has been arranged radially several slotted holes, edge between adjacent slotted hole along the edge of magnetic conduction sheet group center towards magnetic conduction sheet
Magnetic conduction sheet group center is circumferentially provided with several waist-shaped holes towards the edge of magnetic conduction sheet and through-hole, the slotted hole and waist type are determined in several rivetings
Bore edges are bent to form cyclic annular cuff to aluminum pot main body inner bottom surface, and the edge of the magnetic conduction sheet corresponds to the slotted hole and is provided with
Second location hole, the second location hole are semi-circular hole；According to several pieces of requirement punching press of product；
Step 2, positioning molding
Several pieces of magnetic conduction sheets are put into mold around setting, and is at same level and forms magnetic conduction sheet group, it should
Mold includes upper die and lower die, magnetic conductive rod and magnetically attractive copper coil group, and upper mold bottom is equipped with insert, which is equipped with and aluminum pot
The relief hole that the projection shape of main body outer bottom matches, relief hole are equipped with exhaust nail, and the insert is identical as magnetic conduction sheet group shape
But size is slightly larger, and four magnetic conductive rods are embedded in the insert in upper mold, and four magnetic conductive rod a part are embedded in insert, a part
It is exposed outside upper die mold, exposed four outside upper mold piece magnetic conductive rod with two be one group of connection magnetically attractive copper coil group, insert
It is interior to be equipped with the location hole for respectively corresponding first positioning hole and second location hole；By above-mentioned die device on casting machine, upper mold, under
Mould separately pads sky, and magnetic conduction sheet group is positioned directly in upper mold with localization tool and is inlayed to 210 DEG C~300 DEG C by heating mould inner cavity
On the location hole of block, then the copper coil on mold is powered, magnetic conduction sheet group is adsorbed in the insert in upper mold, takes out positioning
Jig, then upper and lower mould precision aligns,
Step 3, casting
Inject the molten aluminum of melting, the molten aluminum of flowing passes through riveting and determine through-hole formation rivet, by pot body and magnetic conduction sheet group once at
Type.
Step 4, polishing
Extra residue of aluminum is first removed with sawing machine, with hydraulic press by pot outer bottom height is irregular and irregular rivet
Primary formation boss is squeezed, and reaches highly consistent and regular, according to product processing criterion and related drawing size programming
Numerically controlled lathe is inputted, aluminum pot is placed on lathe mold and carries out inside and outside processing, the coarse contracting that removal casting generates using golden steel knife
Hole face, when processing aluminum pot main body outer bottom, on the basis of the lower end surface of magnetic conduction sheet, the boss height is the positive and negative 0.5mm's of 1mm
In the margin of tolerance.
Compared with prior art, beneficial effects of the present invention are as follows:
1, the bottom of a pan maximum magnitude of the prior art can only accomplish 190mm or so, when being applied to more bigbore aluminum pot, easily encircle
Deformation is played, the bottom of a pan out-of-flatness is caused；Present invention can apply to be greater than the bottom of a pan of 190mm bore, while it being not easy deformation of arching upward, it will not
Lead to the bottom of a pan out-of-flatness.
2, the edge of magnetic conduction sheet of the invention is bent to form cyclic annular cuff to aluminum pot main body inner bottom surface, further strengthens
The mechanical strength of aluminum pot bottom part body.
3, first positioning hole of the invention is rectangular opening, helps to prevent magnetic conduction sheet radial displacement when casting.
4, second location hole of the invention is semi-circular hole, helps to prevent magnetic conduction sheet circumferentially displaced when casting.
Detailed description of the invention
Fig. 1 is the stainless iron plate structural schematic diagram of the prior art；
Fig. 2 is overall structure diagram of the invention；
Fig. 3 is the structural schematic diagram of magnetic conduction sheet group of the invention；
Fig. 4 is the structural schematic diagram of magnetic conduction sheet of the invention；
Fig. 5 is the partial cutaway schematic of magnetic conduction sheet of the invention；
Fig. 6 is casting process flow chart of the invention.
In figure: through-hole, 7- are determined in 1- aluminum pot main body, 2- magnetic conduction sheet, 3- first positioning hole, 4- slotted hole, 5- waist-shaped hole, 6- riveting
Boss, 8- ring-type cuff, 9- second location hole.
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.
Fig. 2-5 is please referred to, a kind of embodiment provided by the invention: a kind of bottom large area magnetic aluminum pot, it is characterised in that:
Including aluminum pot main body 1 and the magnetic conduction sheet group for being embedded in 1 bottom of aluminum pot main body, the magnetic conduction sheet group include positioned at same level and
If around the identical magnetic conduction sheet 2 of stem structure of setting, the lower end surface of the magnetic conduction sheet 2 and 1 outer bottom parallel interval of aluminum pot main body
Setting, described 2 a side of magnetic conduction sheet are provided with first positioning hole 3, and the edge along magnetic conduction sheet group center towards magnetic conduction sheet 2 is arranged radially
There are several slotted holes 4, is circumferentially provided with several waist types towards the edge of magnetic conduction sheet 2 along magnetic conduction sheet group center between adjacent slotted hole 4
Through-hole 6 is determined in hole 5 and several rivetings, and 1 outer bottom of aluminum pot main body respectively corresponds slotted hole 4, waist-shaped hole 5 and riveting and determines the setting of through-hole 6
There are several boss 7, the boss 7 is riveted with bottom in the aluminum pot main body 1.
Wherein, the slotted hole 4 and 5 edge of waist-shaped hole are bent to form cyclic annular cuff 8 to 1 inner bottom surface of aluminum pot main body, into
The mechanical strength for strengthening aluminum pot bottom part body of one step.
Wherein, the first positioning hole 3 is rectangular opening, helps to prevent magnetic conduction sheet radial displacement when casting.
Wherein, the edge of the magnetic conduction sheet 2 corresponds to the slotted hole 4 and is provided with second location hole 9.
Wherein, the second location hole 9 is semi-circular hole, helps to prevent magnetic conduction sheet circumferentially displaced when casting.
A kind of casting process of bottom large area magnetic aluminum pot, as shown in Figure 6, comprising the following steps:
Step 1 prepares magnetic conduction sheet
It is rounded the punching press of block stainless steel plate, wherein described 2 a side of magnetic conduction sheet is provided with first positioning hole 3, and described first is fixed
Position hole 3 is rectangular opening, has been arranged radially several slotted holes 4, adjacent slotted hole 4 along the edge of magnetic conduction sheet group center towards magnetic conduction sheet 2
Between be circumferentially provided with several waist-shaped holes 5 towards the edge of magnetic conduction sheet 2 along magnetic conduction sheet group center and through-hole 6, the length are determined in several rivetings
Circular hole 4 and 5 edge of waist-shaped hole are bent to form cyclic annular cuff 8 to 1 inner bottom surface of aluminum pot main body, and the edge of the magnetic conduction sheet 2 is corresponding
The slotted hole 4 is provided with second location hole 9, and the second location hole 9 is semi-circular hole；It is several according to the requirement punching press of product
Block；
Step 2, positioning molding
Several pieces of magnetic conduction sheets 2 are put into mold around setting, and is at same level and forms magnetic conduction sheet group, it should
Mold includes upper die and lower die, magnetic conductive rod and magnetically attractive copper coil group, and upper mold bottom is equipped with insert, which is equipped with and aluminum pot
The relief hole that 7 shape of boss of 1 outer bottom of main body matches, relief hole are equipped with exhaust nail, the insert and magnetic conduction sheet group shape phase
Same but size is slightly larger, and four magnetic conductive rods are embedded in the insert in upper mold, and four magnetic conductive rod a part are embedded in insert, and one
It is point exposed outside upper die mold, exposed four outside upper mold piece magnetic conductive rod with two for one group of connection magnetically attractive copper coil group, edge
The location hole for respectively corresponding first positioning hole 3 and second location hole 9 is equipped in block；By above-mentioned die device on casting machine, on
Mould, lower die separately pad sky, and heating mould inner cavity is positioned directly in upper mold with localization tool to 210 DEG C~300 DEG C, by magnetic conduction sheet group
On the location hole of interior insert, then the copper coil on mold is powered, magnetic conduction sheet group is adsorbed in the insert in upper mold, taken out
Localization tool, then upper and lower mould precision aligns,
Step 3, casting
Inject the molten aluminum of melting, the molten aluminum of flowing passes through riveting and determine the formation rivet of through-hole 6, by pot body and magnetic conduction sheet group once at
Type.
Step 4, polishing
Extra residue of aluminum is first removed with sawing machine, with hydraulic press by pot outer bottom height is irregular and irregular rivet
Primary formation boss 7 is squeezed, and reaches highly consistent and regular, according to product processing criterion and related drawing size programming
Numerically controlled lathe is inputted, aluminum pot is placed on lathe mold and carries out inside and outside processing, the coarse contracting that removal casting generates using golden steel knife
Hole face, when processing 1 outer bottom of aluminum pot main body, on the basis of the lower end surface of magnetic conduction sheet 2,7 height of boss is that 1mm is positive and negative
In the margin of tolerance of 0.5mm.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of bottom large area magnetic aluminum pot, it is characterised in that: including aluminum pot main body (1) and be embedded in aluminum pot main body (1) bottom
The magnetic conduction sheet group in portion, if the magnetic conduction sheet group includes positioned at same level and around the identical magnetic conduction sheet of stem structure of setting
(2), the lower end surface of the magnetic conduction sheet (2) and aluminum pot main body (1) outer bottom parallel interval are arranged, described magnetic conduction sheet (2) a side
First positioning hole (3) are provided with, have been arranged radially several slotted holes (4), phase along the edge of magnetic conduction sheet group center towards magnetic conduction sheet (2)
Several waist-shaped holes (5) and several rivetings are circumferentially provided with along the edge of magnetic conduction sheet group center towards magnetic conduction sheet (2) between adjacent slotted hole (4)
Determine through-hole (6), aluminum pot main body (1) outer bottom, which respectively corresponds slotted hole (4), waist-shaped hole (5) and riveting, to be determined through-hole (6) and be provided with
Several boss (7), the boss (7) and the interior bottom of the aluminum pot main body (1) rivet.
2. a kind of bottom large area magnetic aluminum pot according to claim 1, it is characterised in that: the slotted hole (4) and waist
Type hole (5) edge is bent to form cyclic annular cuff (8) to aluminum pot main body (1) inner bottom surface.
3. a kind of bottom large area magnetic aluminum pot according to claim 2, it is characterised in that: the first positioning hole (3)
For rectangular opening.
4. a kind of bottom large area magnetic aluminum pot according to claim 3, it is characterised in that: the side of the magnetic conduction sheet (2)
Edge corresponds to the slotted hole (4) and is provided with second location hole (9).
5. a kind of bottom large area magnetic aluminum pot according to claim 4, it is characterised in that: the second location hole (9)
For semi-circular hole.
6. a kind of casting process of bottom large area magnetic aluminum pot, it is characterised in that: the following steps are included:
Step 1 prepares magnetic conduction sheet
It is rounded the punching press of block stainless steel plate, wherein described magnetic conduction sheet (2) a side is provided with first positioning hole (3), and described first is fixed
Position hole (3) is rectangular opening, has been arranged radially several slotted holes (4), adjacent length along the edge of magnetic conduction sheet group center towards magnetic conduction sheet (2)
Several waist-shaped holes (5) are circumferentially provided with along the edge of magnetic conduction sheet group center towards magnetic conduction sheet (2) between circular hole (4) and several rivetings are led to surely
Hole (6), the slotted hole (4) and waist-shaped hole (5) edge are bent to form cyclic annular cuff (8), institute to aluminum pot main body (1) inner bottom surface
The edge for stating magnetic conduction sheet (2) corresponds to the slotted hole (4) and is provided with second location hole (9), and the second location hole (9) is semicircle
Shape hole；According to several pieces of requirement punching press of product；
Step 2, positioning molding
Several pieces of magnetic conduction sheets (2) are put into mold around setting, and is at same level and forms magnetic conduction sheet group, the mould
Tool includes upper die and lower die, magnetic conductive rod and magnetically attractive copper coil group, and upper mold bottom is equipped with insert, which is equipped with and aluminum pot master
The relief hole that boss (7) shape of body (1) outer bottom matches, relief hole are equipped with exhaust nail, the insert and magnetic conduction sheet group shape
Identical but size is slightly larger, and four magnetic conductive rods are embedded in the insert in upper mold, and four magnetic conductive rod a part are embedded in insert, and one
Partial denudation outside upper die mold, exposed four outside upper mold piece magnetic conductive rod with two be one group of connection magnetically attractive copper coil group,
The location hole for respectively corresponding first positioning hole (3) and second location hole (9) is equipped in insert；By above-mentioned die device in casting machine
On, upper die and lower die separately pad sky, and heating mould inner cavity is directly positioned to 210 DEG C~300 DEG C, by magnetic conduction sheet group with localization tool
In upper mold on the location hole of insert, then the copper coil on mold is powered, insert magnetic conduction sheet group being adsorbed in upper mold
On, localization tool is taken out, then upper and lower mould precision aligns,
Step 3, casting
Inject the molten aluminum of melting, the molten aluminum of flowing passes through riveting and determine through-hole (6) formation rivet, by pot body and magnetic conduction sheet group once at
Type.
Step 4, polishing
Extra residue of aluminum is first removed with sawing machine, it is with hydraulic press that pot outer bottom height is irregular and irregular rivet squeezes
It is primary to form boss (7), and reach highly consistent and regular, it is defeated according to product processing criterion and related drawing size programming
Enter numerically controlled lathe, aluminum pot is placed on lathe mold and carries out inside and outside processing, the coarse shrinkage cavity that removal casting generates using golden steel knife
Face, when processing aluminum pot main body (1) outer bottom, on the basis of the lower end surface of magnetic conduction sheet (2), the boss (7) is highly positive and negative for 1mm
In the margin of tolerance of 0.5mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910210157.XA CN109805738A (en) | 2019-03-19 | 2019-03-19 | A kind of bottom large area magnetic aluminum pot and its casting process |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910210157.XA CN109805738A (en) | 2019-03-19 | 2019-03-19 | A kind of bottom large area magnetic aluminum pot and its casting process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111331106A (en) * | 2020-04-08 | 2020-06-26 | 福建泰盈金属制品有限公司 | Preparation method of aluminum pot for casting induction cooker |
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| JP2001203070A (en) * | 2000-01-18 | 2001-07-27 | Hiroshima Aluminum Industry Co Ltd | Heating and warmth keeping plate utilizing electromagnetic induction heating and cooking vessel having same |
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| CN2922703Y (en) * | 2006-05-15 | 2007-07-18 | 浙江苏泊尔炊具股份有限公司 | Casted-aluminium cooking untensil used for electromagnetic oven |
| KR20120091528A (en) * | 2011-02-09 | 2012-08-20 | 주식회사 셰프라인 | Cooking vessel for induction heating range and the manufacturing method thereof |
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| CN103192059A (en) * | 2013-03-29 | 2013-07-10 | 福建鼎厨王厨具有限公司 | Special mold for gravity cast energy-saving aluminum pot for induction cooker and gravity cast method for manufacturing aluminum pot |
| CN103654357A (en) * | 2013-12-12 | 2014-03-26 | 郑志斌 | Fuel and electromagnetism dual-purpose combined bottom pan and manufacturing method of fuel and electromagnetism dual-purpose combined bottom pan |
| CN209733465U (en) * | 2019-03-19 | 2019-12-06 | 福建鼎厨王厨具有限公司 | Bottom large-area magnetic conduction aluminum pot |
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2019
- 2019-03-19 CN CN201910210157.XA patent/CN109805738A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001203070A (en) * | 2000-01-18 | 2001-07-27 | Hiroshima Aluminum Industry Co Ltd | Heating and warmth keeping plate utilizing electromagnetic induction heating and cooking vessel having same |
| JP2006075214A (en) * | 2004-09-07 | 2006-03-23 | Asahi Keikinzoku Kogyo Kk | Pan for electromagnetic cooker and its manufacturing method |
| CN2922703Y (en) * | 2006-05-15 | 2007-07-18 | 浙江苏泊尔炊具股份有限公司 | Casted-aluminium cooking untensil used for electromagnetic oven |
| KR20120091528A (en) * | 2011-02-09 | 2012-08-20 | 주식회사 셰프라인 | Cooking vessel for induction heating range and the manufacturing method thereof |
| CN202761064U (en) * | 2012-08-13 | 2013-03-06 | 陆意祥 | Compound pot bottom |
| CN103192059A (en) * | 2013-03-29 | 2013-07-10 | 福建鼎厨王厨具有限公司 | Special mold for gravity cast energy-saving aluminum pot for induction cooker and gravity cast method for manufacturing aluminum pot |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111331106A (en) * | 2020-04-08 | 2020-06-26 | 福建泰盈金属制品有限公司 | Preparation method of aluminum pot for casting induction cooker |
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