CN1640197A - Inner diameter surface induction heating coil - Google Patents

Inner diameter surface induction heating coil Download PDF

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Publication number
CN1640197A
CN1640197A CNA038048159A CN03804815A CN1640197A CN 1640197 A CN1640197 A CN 1640197A CN A038048159 A CNA038048159 A CN A038048159A CN 03804815 A CN03804815 A CN 03804815A CN 1640197 A CN1640197 A CN 1640197A
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CN
China
Prior art keywords
inside diameter
diameter surface
heater block
conductor
surface load
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Granted
Application number
CNA038048159A
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Chinese (zh)
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CN100459818C (en
Inventor
山内荣
富田始
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Shimada Rika Kogyo KK
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Shimada Rika Kogyo KK
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Publication of CN1640197A publication Critical patent/CN1640197A/en
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Publication of CN100459818C publication Critical patent/CN100459818C/en
Anticipated expiration legal-status Critical
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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00Heating by electric, magnetic or electromagnetic fields
    • H05B6/02Induction heating
    • H05B6/36Coil arrangements
    • H05B6/38Coil arrangements specially adapted for fitting into hollow spaces of workpieces
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00Heating by electric, magnetic or electromagnetic fields
    • H05B6/02Induction heating
    • H05B6/36Coil arrangements
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/06Surface hardening
    • C21D1/09Surface hardening by direct application of electrical or wave energy; by particle radiation
    • C21D1/10Surface hardening by direct application of electrical or wave energy; by particle radiation by electric induction
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/08Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/25Process efficiency

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Induction Heating (AREA)

Abstract

An inner diameter surface induction heating coil capable of improving heating efficiency and efficiently heating the inner diameter side of a cylindrical region, such as a hole formed in a heating subject. More particularly, a inner diameter surface induction heating coil for induction-heating the inner diameter surface that is a surface located on the inner diameter side with the centerline defined by the axis of a cylindrical region formed in a member, the coil comprising a hollow case (12) made of insulation material, and a conductor in the form of a thin sheet disposed within the case (12), wherein a heating member (14) to which high frequency current is applied is installed.

Description

The inside diameter surface load coil
Technical field
The present invention relates to the inside diameter surface load coil, more particularly, relate to a kind of by to having such as axially being that the inside diameter surface (inner peripheral surface) on surface of internal diameter one side (inboard) at center carries out induction heating as being positioned at this cylindrical form position on this cylindrical form position of the object of cylindrical form such as cylindrical shape, thereby the inside diameter surface load coil that is adapted at carrying out hot jacket or uses when quenching, particularly be fit to the inside diameter surface load coil of the hot jacket of the rotor of the equipment that is rotated, the quenching of porose parts etc.
Background technology
In the past, can be positioned at conducts such as formed holes on the parts axially is that the inside diameter surface (inner peripheral surface) (following can suitably abbreviate " inside diameter surface " as) on surface of internal diameter one side (inboard) at center is known thereby carry out the inside diameter surface load coil that induction heating can use when carrying out hot jacket or quenching with the cylindrical form position.
Fig. 1 and Fig. 2 illustrate an example of above-mentioned existing inside diameter surface load coil.Wherein, Fig. 1 carries out biopsy cavity marker devices and the summary showed constitutes key diagram to existing inside diameter surface load coil, and Fig. 2 is the summary formation stereogram of tubulose heater coil (aftermentioned).
The structure of this existing inside diameter surface load coil 100 is for having: tubular shape conductor metals such as (for example) copper is the tubulose heater coil 102 that coiled type is reeled and is shaped, source of high frequency current 104 to tubulose heater coil 102 applying high frequency electricities stream, with a circuit 106 that end 102a is electrically connected with source of high frequency current 104 of tubulose heater coil 102, and the circuit 108 that another end 102b of tubulose heater coil 102 is electrically connected with source of high frequency current 104.
In addition, cooling water is in the inside of tubulose heater coil 102, promptly form in the pipe of tubulose heater coil 102 and flow.
In above-mentioned structure, when carrying out induction heating by the inside diameter surface 110aa that has formed the heating object 110 of hole 110a with 100 pairs of inside diameter surface load coils as the tubular position, as shown in Figure 1, in formed hole 110a on the tubulose heater coil 102 insertion heating objects 110, flow to tubulose heater coil 102 applying high frequency electricities by source of high frequency current 104 via line 106,108.Thus, can in heating object 110, produce induced current, inside diameter surface 110aa is carried out induction heating.
Here, for heat, be that the cooling water that leans against 102 internal flows of tubulose heater coil cools off because of tubulose heater coil 102 applying high frequency electricities stream is produced on this tubulose heater coil 102.
But, the high-frequency current that in tubulose heater coil 102, flows, compare with tubulose heater coil 102 outsides (external diameter one side), flow in multidirectional inboard (internal diameter one side), therefore, exist such problem in the existing inside diameter surface load coil 100, promptly, the position that the electric current of tubulose heater coil 102 is bigger and as being heated bigger between the inside diameter surface 110aa at position, to low as the efficiency of heating surface of the inside diameter surface 110aa that is heated the position apart from d.
In addition, when heating by 100 couples of inside diameter surface 110aa of existing inside diameter surface load coil, tubulose heater coil 102 need be inserted in the hole 110a of heating objects 110, therefore when the diameter of hole 110a hour, the internal diameter that forms the tubing of tubulose heater coil 102 also must be less.And if the internal diameter of the tubing of formation tubulose heater coil 102 is thinner, then can't make a large amount of cooling waters flow into the inside of tubulose heater coil 102, it is difficult fully cooling off tubulose heater coil 102, therefore, exists the problem that can't strengthen electric current outside tubulose heater coil 102.
Summary of the invention
The present invention be directed to the problems referred to above that prior art exists and propose, the inside diameter surface load coil that provides a kind of efficiency of heating surface to improve, can heat the internal diameter one side high efficiency at cylindrical form positions such as formed hole on the heating object is provided its purpose.
In addition, the present invention also aims to provide a kind of and can strengthen electric current outward, heat with big power output, can be with the inside diameter surface load coil that internal diameter one side at cylindrical form positions such as formed hole on the heating object is heated than the big power output of prior art.
Summary of the invention
For achieving the above object, the present invention is a kind of inside diameter surface load coil, to on the formed cylindrical form position on the parts as being positioned at axially being that the inside diameter surface on surface of internal diameter one side at center carries out induction heating, have: the hollow housing that forms by insulator, and by being provided in laminar conductor in the said housing constitutes, the heater block of applying high frequency electricity stream on it.
Therefore, according to the present invention, because compare the bigger position of the electric current that can reduce heater block greatly with the existing inside diameter surface load coil that adopts the tubulose heater coil and be heated between the position apart from d, therefore, can improve greatly being heated the efficiency of heating surface at position.Therefore, according to the present invention, can be expeditiously internal diameter one side at cylindrical form positions such as formed hole on the heating object be heated.
In addition, the present invention is a kind of inside diameter surface load coil, to on the formed cylindrical form position on the parts as being positioned at axially being that the inside diameter surface on surface of internal diameter one side at center carries out induction heating, have: the hollow housing that forms by insulator, and by being provided in conductor in the said housing constitutes, the heater block of applying high frequency electricity stream on it; And internal feed cooling water to the said housing that is equipped with said heater block.
Therefore, according to the present invention, because can be to a large amount of cooling water of the internal feed of the said housing that is provided with heater block, thereby can cool off with a large amount of cooling water high efficiency.Therefore, compare with existing inside diameter surface load coil, can make the high-frequency current that flows in the heater block bigger, can outside it, strengthen electric current, heat with big power output, can be to heat than internal diameter one side of the big power output of prior art to cylindrical form positions such as formed holes on the heating object.
In addition, in the present invention, also can constitute said heater block by laminar conductor.
In addition, in the present invention, said housing also can comprise by the about central part at plate-like portion and be formed with the basic components that the insulator of internal side diameter protuberance constitutes, and the cover member of the hollow that is made of the insulator with the thinner outside diameter protuberance of diameter bigger thick and diameter.
In addition, in the present invention, can also have the center conductor of the conductor of tubulose as about center of internal diameter one side that is positioned at said heater block, and, be formed with the slit that extends in the axial direction on the said conductor.
In addition, in the present invention, said heater block also can be the coiled type coiling and be shaped.
In addition, in the present invention, said heater block also can be to reel and shaping with the form of the upwardly extending extension of axle that can be formed in formed cylindrical form position on the parts.
Description of drawings
Fig. 1 carries out biopsy cavity marker devices and the summary formation key diagram showed to existing inside diameter surface load coil.
Fig. 2 is that the summary of tubulose heater coil constitutes stereogram.
Fig. 3 is that an example to the execution mode of inside diameter surface load coil of the present invention carries out biopsy cavity marker devices and the summary showed constitutes key diagram.
Fig. 4 illustrates another execution mode of the 1st conductor tube that works as center conductor, and schematically only illustrating with the 1st conductor tube is the major part at center.
Fig. 5 illustrates another execution mode of heater block, and schematically only illustrating with the heater block is the major part at center.
Fig. 6 is to having the stereogram that example is showed of heating object at the upwardly extending slit of axle in hole.
The numbering explanation
10 inside diameter surface load coils
12 housings
The 12-1 basic components
The 12-1a plate-like portion
12-1b internal side diameter protuberance
The 12-1bb hole
The 12-2 cover member
The thick portion of 12-2a
12-2b outside diameter protuberance
The 12-2bb inner surface
14 heater blocks
16 the 1st conductor tube
16a, 16b end
The 16c slit
18 the 2nd conductor tube
18a, 18b end
20 source of high frequency currents
22,24,26,28 circuits
30,32 bolts
34,36,38 O type rings
40 heating objects
The 40a hole
The 40aa inside diameter surface
The 40b slit
A, B space
The hole of C heating object axially
100 inside diameter surface load coils
102 tubulose heater coils
102a, 102b end
104 source of high frequency currents
106,108 circuits
110 heating objects
The 110a hole
The 110aa inside diameter surface
Embodiment
Below, in conjunction with the accompanying drawings, an example of the execution mode of inside diameter surface load coil of the present invention is elaborated.
Fig. 3 is that an example to the execution mode of inside diameter surface load coil of the present invention carries out biopsy cavity marker devices and the summary showed constitutes key diagram.
Structure according to inside diameter surface load coil 10 of the present invention is, have: the hollow housing 12 that constitutes by insulator (for example plastics etc.), the heater block 14 that constitutes by the conductor inside that is arranged on housing 12 metals such as (for example) copper, by inserting the 1st conductor tube 16 that tubular shape conductor in the housing 12 metals such as (for example) copper constitutes, by inserting the 2nd conductor tube 18 that tubular shape conductor in the housing 12 metals such as (for example) copper constitutes, source of high frequency current 20 to heater block 14 applying high frequency electricities stream, the circuit 22 that heater block 14 is electrically connected with the 1st conductor tube 16, the circuit 24 that heater block 14 is electrically connected with the 2nd conductor tube 18, the circuit 26 that the 1st conductor tube 16 is electrically connected with source of high frequency current 20, and the circuit 28 that the 2nd conductor tube 18 is electrically connected with source of high frequency current 20.
Numbering the 30, the 32nd, the bolt that basic components 12-1 (aftermentioned) and cover member 12-2 (aftermentioned) are tightened together, numbering 34 is to make the O type ring that keeps the watertight state between basic components 12-1 and the cover member 12-2, numbering 36 is to make the O type ring that keeps the watertight state between basic components 12-1 and the 1st conductor tube 16, and numbering 38 is to make the O type ring that keeps the watertight state between basic components 12-1 and the 2nd conductor tube 18.
Here, housing 12 comprises by the about central part at plate-like portion 12-1a and is formed with the basic components 12-1 that the insulator of internal side diameter protuberance 12-1b constitutes, and the cover member 12-2 of the hollow that is made of the insulator with the thinner outside diameter protuberance 12-2b of thick bigger 12-2a of diameter and diameter.That is, but housing 12 splits are basic components 12-1 and cover member 12-2 two parts.
The two size of above-mentioned basic components 12-1 and cover member 12-2 designs like this, promptly, when being configured to the internal side diameter protuberance 12-1b of basic components 12-1 to be covered with the outside diameter protuberance 12-2b of cover member 12-2, and it is the two is fastening and when constituting housing 12 with bolt 30,32, between internal side diameter protuberance 12-1b and thick 12-2a, form predetermined space A, and between internal side diameter protuberance 12-1b and outside diameter protuberance 12-2b, form the predetermined space B narrower and small than space A.
In addition, between basic components 12-1 and cover member 12-2, be equipped with O type ring 34, when the two is fastening when constituting housing 12 with basic components 12-1 and cover member 12-2 by bolt 30,32, make maintenance watertight state between basic components 12-1 and the cover member 12-2.
And, in that the two is fastening and when constituting housing 12 in the formed space B with basic components 12-1 and cover member 12-2 with bolt 30,32, on the inner surface 12-2bb of the outside diameter protuberance 12-2b of cover member 12-2, be equipped with heater block 14.This heater block 14 is coiled type with laminar conductor reels and is shaped, forms and shape that existing tubulose heater coil shown in Figure 2 102 is same.
As mentioned above, because heater block 14 of the present invention is laminar shape, therefore, compare can reduce greatly between the inside diameter surface 40aa (aftermentioned) that (internal diameter one side) position, inboard that electric current is bigger when the high-frequency current that is added by source of high frequency current 20 is mobile in heater block 14 and conduct are heated the position apart from d with the situation that adopts existing tubulose heater coil 102.
In addition, offer the hole 12-1bb of the internal side diameter protuberance 12-1b that runs through basic components 12-1.As the center conductor at about center of internal diameter one side that is positioned at heater block 14, the 1st conductor tube 16 is passed in the 12-1bb of this hole.An end 16a of the 1st conductor tube 16 is positioned at the outside of housing 12, and another end 16b of the 1st conductor tube 16 is positioned at housing 12 volume inside B.
On the other hand, the 2nd conductor tube 18 is passed from the plate-like portion 12-1a of basic components 12-1, and the outside, another end 18b that make one end thereof 18a be positioned at housing 12 are positioned at housing 12 volume inside A.
And the end 16b of the 1st conductor tube 16 is electrically connected by circuit 22 with heater block 14, and the end 18b of the 2nd conductor tube 18 is electrically connected by circuit 24 with heater block 14.
In addition, in the 1st conductor tube 16, supply with cooling water from the peristome of the end 16a of the 1st conductor tube 16, the cooling water of supplying with in the 1st conductor tube 16 from the peristome of end 16a flows out in housing 12 volume inside B from the end 16b of the 1st conductor tube 16, and the heater block 14 that is provided in the space B is cooled off.And, the cooling water that heater block 14 has been carried out cooling shifts to space A from space B, flow in the 2nd conductor tube 18 from the peristome of the end 18b of the 2nd conductor tube 18, the cooling water of supplying with in the 2nd conductor tube 18 from the peristome of end 18b flows out to the outside of housing 12 from the end 18a of the 2nd conductor tube 18.
In above structure, when the inside diameter surface 40aa that is formed with the heating object 40 of hole 40a as the tubular position with 10 pairs of inside diameter surface load coils of the present invention carries out induction heating, as shown in Figure 3, in formed hole 40a on the outside diameter protuberance 12-2b insertion heating object 40, flow to heater block 14 applying high frequency electricities by source of high frequency current 20 via line the 22,24,26,28, the 1st conductor tube 16 and the 2nd conductor tube 18.Thus, can in heating object 40, produce induced current, inside diameter surface 40aa is carried out induction heating.
At this moment, the high-frequency current that flows in heater block 14 is compared with the outside (external diameter one side) of heater block 14, and multidirectional inboard (internal diameter one side) flows.In inside diameter surface load coil 10 of the present invention, since compare with the existing inside diameter surface load coil that adopts the tubulose heater coil the bigger position of the electric current that can reduce heater block 14 greatly with as between the inside diameter surface 40aa that is heated the position apart from d, so the efficiency of heating surface that conduct is heated the inside diameter surface 40aa at position can improve greatly.Therefore, according to inside diameter surface load coil 10 of the present invention, can the internal diameter one side high efficiency at cylindrical form positions such as formed hole on the heating object be heated.
In addition, heater block 14 is cooled off effectively owing to a large amount of cooling water that flows in space A, the B in the housing 12 that is made of basic components 12-1 and cover member 12-2 as insulator.Therefore, compare with existing inside diameter surface load coil, can flow through bigger electric current in the heater block 14, can strengthen electric current outward, heat with bigger power output, can be to heat than internal diameter one side of the big power output of prior art to cylindrical form positions such as formed holes on the heating object.
Therefore, when the rotor that adds thermocompressor carried out hot jacket, the inside diameter surface load coil 10 that the application of the invention provides can make the efficiency of heating surface improve 20~30%, and the high-frequency current of input can reach 2~3 times of prior art.
Thus, can and carry out the hot jacket of rotor with very high efficient with the short period.
Fig. 4 illustrates another execution mode of the 1st conductor tube 16 that works as center conductor.Among Fig. 4, only schematically showing with the 1st conductor tube 16 is the major part at center; The identical component part of component part all and shown in Figure 3 adopts the numbering identical with Fig. 3 to represent.
Be that with the difference of the 1st conductor tube 16 shown in Figure 3 this 1st conductor tube 16 shown in Figure 4 is formed with slit 16c vertically from end 16b.On the 1st conductor tube 16 shown in Figure 4,, prevented that inside diameter surface load coil 10 from self producing the induction heating effect to the 1st conductor tube 16 as center conductor, thereby can further improve the efficiency of heating surface of heating object by this slit 16c.
Fig. 5 illustrates another execution mode of heater block 14.In Fig. 5, only schematically showing with heater block 14 is the major part at center; The identical component part of component part all and shown in Figure 3 adopts the numbering identical with Fig. 3 to represent.
Be with the difference of heater block 14 shown in Figure 3, heater block 14 shown in this Fig. 5 is performed such reels and is shaped, that is, can be formed in the axial C of the hole 40a of heating object 40, the i.e. upwardly extending extension 14a of axle of formed hole 40a as the cylindrical form position on heating object 40.On heater block shown in Figure 5 14, the occasion of the slit 40b that extends on heating object 40 shown in Figure 6 has axial C at hole 40a for example can make induced current flow vertically with respect to the inside diameter surface 40aa of heating object 40 and heats.
The possibility of utilizing on the industry
Because the present invention consists of as described above, therefore, have can improve the efficiency of heating surface, can Internal diameter one side high efficiency to the cylindrical form position in formed hole on the heating object etc. adds The excellent effect of heat.
In addition because the present invention consists of as described above, therefore, have can strengthen outward electric current, With big power output heat, with than the bigger power output of prior art to heating object The excellent effect that internal diameter one side at the cylindrical form positions such as upper formed hole heats.

Claims (11)

1. inside diameter surface load coil, on the formed cylindrical form position on the parts as being positioned at axially to be that the inside diameter surface on surface of internal diameter one side at center carries out induction heating, it is characterized in that having:
The hollow housing that forms by insulator,
By the heater block that laminar conductor constitutes, applying high frequency electricity flows on it that is provided in the said housing.
2. inside diameter surface load coil, on the formed cylindrical form position on the parts as being positioned at axially to be that the inside diameter surface on surface of internal diameter one side at center carries out induction heating, it is characterized in that,
Have: the hollow housing that forms by insulator, and by being provided in conductor in the said housing constitutes, the heater block of applying high frequency electricity stream on it;
Internal feed cooling water to the said housing that is equipped with said heater block.
3. as the said inside diameter surface load coil of claim 2, it is characterized in that,
Said heater block is made of laminar conductor.
4. as the said inside diameter surface load coil of claim 1, it is characterized in that,
Said housing comprises by the about central part at plate-like portion and is formed with the basic components that the insulator of internal side diameter protuberance constitutes, and the cover member of the hollow that is made of the insulator with the thinner outside diameter protuberance of diameter bigger thick and diameter.
5. as claim 2 or 3 said inside diameter surface load coils, it is characterized in that,
Said housing comprises by the about central part at plate-like portion and is formed with the basic components that the insulator of internal side diameter protuberance constitutes, and the cover member of the hollow that is made of the insulator with the thinner outside diameter protuberance of diameter bigger thick and diameter.
6. as claim 1 or 4 said inside diameter surface load coils, it is characterized in that,
Also have the center conductor of the conductor of tubulose as about center of internal diameter one side that is positioned at said heater block,
Be formed with the slit that extends in the axial direction on the said conductor.
7. as claim 2,3 or 5 said inside diameter surface load coils, it is characterized in that,
Also have the center conductor of the conductor of tubulose as about center of internal diameter one side that is positioned at said heater block,
Be formed with the slit that extends in the axial direction on the said conductor.
8. as claim 1,4 or 6 said inside diameter surface load coils, it is characterized in that,
Said heater block is the coiled type coiling and is shaped.
9. as claim 2,3,5 or 7 said inside diameter surface load coils, it is characterized in that,
Said heater block is the coiled type coiling and is shaped.
10. as claim 1,4 or 6 said inside diameter surface load coils, it is characterized in that,
Said heater block is to reel and be shaped with the form of the upwardly extending extension of axle that is formed on formed cylindrical form position on the parts.
11. as claim 2,3,5 or 7 said inside diameter surface load coils, it is characterized in that,
Said heater block is to reel and be shaped with the form of the upwardly extending extension of axle that is formed on formed cylindrical form position on the parts.
CNB038048159A 2002-02-28 2003-02-27 Inner diameter surface induction heating coil Expired - Lifetime CN100459818C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002054057A JP3621685B2 (en) 2002-02-28 2002-02-28 Inner surface induction heating coil
JP54057/2002 2002-02-28

Publications (2)

Publication Number Publication Date
CN1640197A true CN1640197A (en) 2005-07-13
CN100459818C CN100459818C (en) 2009-02-04

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JP (1) JP3621685B2 (en)
KR (1) KR100726412B1 (en)
CN (1) CN100459818C (en)
HK (1) HK1078235A1 (en)
WO (1) WO2003073796A1 (en)

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Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS576531Y2 (en) * 1979-03-20 1982-02-06
JPS63192455U (en) * 1987-05-27 1988-12-12
JP2634294B2 (en) * 1990-05-16 1997-07-23 三菱重工業株式会社 Tube expansion and relaxation equipment
JPH066450U (en) * 1992-06-23 1994-01-28 三菱重工業株式会社 Heating coil device
JP3942261B2 (en) * 1998-02-13 2007-07-11 電気興業株式会社 Induction heating coil and induction heating apparatus using the induction heating coil

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TWI490341B (en) * 2013-02-20 2015-07-01 Hiwin Tech Corp Inner diameter quenching device
CN103334157A (en) * 2013-06-14 2013-10-02 中山大学 Energy-saving induction coil and crystal growth furnace adopting same
CN106489299B (en) * 2014-08-05 2020-02-07 高周波热錬株式会社 Heating coil
CN106489299A (en) * 2014-08-05 2017-03-08 高周波热錬株式会社 Heating coil
CN107295709A (en) * 2017-07-11 2017-10-24 中车株洲电机有限公司 The heater and heating means of a kind of ferromagnetism hot jacket part
CN107460287A (en) * 2017-09-13 2017-12-12 合肥力恒液压系统有限公司 Oil cylinder cylinder defluxing scoops out power annealing process and facilities and equipments
CN107884132A (en) * 2017-11-10 2018-04-06 中国航发贵州黎阳航空动力有限公司 Fuel manifold Thermal Transient Sealing Test method
CN107870066A (en) * 2017-11-10 2018-04-03 中国航发贵州黎阳航空动力有限公司 Fuel manifold Thermal Transient Sealing Test device
CN107884132B (en) * 2017-11-10 2020-02-18 中国航发贵州黎阳航空动力有限公司 Fuel manifold thermal state sealing test method
CN107870066B (en) * 2017-11-10 2020-05-05 中国航发贵州黎阳航空动力有限公司 Fuel manifold thermal state sealing test device
CN111022477A (en) * 2019-12-31 2020-04-17 广西玉柴机器股份有限公司 Bolt anti-loosening clamp spring and manufacturing method thereof

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JP3621685B2 (en) 2005-02-16
HK1078235A1 (en) 2006-03-03
WO2003073796A1 (en) 2003-09-04
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CN100459818C (en) 2009-02-04
KR20040093078A (en) 2004-11-04
KR100726412B1 (en) 2007-06-11

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