CN104157440B - The manufacture method of deep camber high precision deflecting magnet - Google Patents
The manufacture method of deep camber high precision deflecting magnet Download PDFInfo
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- CN104157440B CN104157440B CN201410342953.6A CN201410342953A CN104157440B CN 104157440 B CN104157440 B CN 104157440B CN 201410342953 A CN201410342953 A CN 201410342953A CN 104157440 B CN104157440 B CN 104157440B
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Abstract
The present invention relates to the manufacturing process technology field of the medium-and-large-sized electromagnet core of accelerator equipment, especially relate to the manufacture method of a kind of deep camber high precision deflecting magnet. It adopts the mode that left and right two portions segmentation laminates, the deep camber deflecting magnet produced, what greatly reduce deep camber deflecting magnet iron core laminates difficulty, manufacturing processed is simple to operate, both ensured that iron core had good rigidity, meeting again the requirement of iron core laminated coefficient, stacking factor reaches 0.97��0.98, and uniformity of magnetic field is better than �� 1.5x10-4, effect is better.
Description
Technical field
The present invention relates to the manufacturing process technology field of the medium-and-large-sized electromagnet core of accelerator equipment, especially relate to the manufacture method of a kind of deep camber high precision deflecting magnet.
Background technology
The manufacture level of deep camber high precision deflecting magnet is one of key affecting magnet magnetic property. After the coil electricity of electro-magnet, iron core can produce very strong magnetic field, and the iron core of pulse magnet is not less than 3.0x10 by total thrust after needing the punching silicon-steel shaping with thinner thickness6The special machine that laminates of newton is overrided to form, and whether the stacking factor of iron core reaches requirement, and the impact of electro-magnet magnetic property is very big. Therefore, the processing quality of deep camber deflecting magnet can be ensured by manufacturing process well, it is related to the height of magnetic field excitation efficiency. At present, when utilizing traditional technology to manufacture deep camber high precision deflecting magnet, owing to iron core radius-of-curvature is little, length is longer, iron core entirety can be caused to laminate difficulty, not only inefficiency, and the stacking factor that the more important thing is iron core can reduce, seriously affect magneticstrength and the magnetic field homogeneity of magnet.
Summary of the invention
It is an object of the invention to avoid the deficiencies in the prior art to provide the manufacture method of a kind of deep camber high precision deflecting magnet, thus effectively solve the problem of prior art.
For achieving the above object, the technical scheme that the present invention takes is: the manufacture method of described deep camber high precision deflecting magnet, its iron core is the upper and lower symmetrical structure of H type, and feature comprises the steps:
(1), the siliconized plate of thickness 0.5mm is made in accurate punching machine upper punch the shape of core stamping, and adopt three-dimensional coordinates measurement instrument to carry out the qualified detection of size, length size error is not more than 0.05mm, and height direction size error is not more than 0.04mm, and thickness error is not more than 0.03mm;
(2), the hot setting glue that the qualified even coating thickness in core stamping surface is 50-70 ��m will be detected;
(3), by with the core stamping of glue-line prevent putting on dissimilar laminated mold, laminate out four kinds of end plates of corresponding iron core eight different sites respectively; Four kinds of described end plates comprise the upper left end plate of iron core and bottom right end plate, the lower-left end plate of iron core and upper right end plate, the middle upper right end plate of iron core and the middle upper left end plate of middle lower-left end plate and iron core and middle bottom right end plate, the laminated mold of four kinds of corresponding Four types of end plate;
(4), the end plate laminated is placed in an oven, by making the glue-line in punching at high temperature fully melt after baking oven for heating, after cooling to room temperature again with the furnace, punching is just solidified as a whole, produce the bonding end plate of Four types, and detect gauge and the position of related features such as verticality, parallelism of bonding end plate, thickness error is not more than 0.05mm, and verticality error is not more than 0.10mm, and parallelism error is not more than 0.03mm;
(5) end plate that, bonds laminate a piece is placed on the platform of special iron core laminated machine, again the core stamping of non-rubberised layer is stacked composition discrete piece section according to every 20mm mono-group of positive and negative alternate, at static pressure 1.5MPa��3.5MPa that the horizontal direction of vertical punching plane applies, making often to open and fit closely knit between punching, reaching stacking factor is 0.97��0.98;
(6) the discrete piece segment length, formed when core stamping is laminated to and meets dimensional requirement, when length error is not more than 0.5mm, another block of correspondence position bonding end plate is placed on press platform, when being continuously applied static pressure in the horizontal direction, whole iron leg core is applied in the vertical direction from top 2.5��3.0x104The static pressure of newton, is then arranged in the arc plate of arc groove inside and outside iron core, is connected in one by whole iron leg core, completes the core packet of a section 1/4th by welding;
(7), by the iron core welded hanging press platform, again carry out the surface accuracy detection of iron core pole, comprise dimensional precision and form and position tolerance detection, face, pole parallelism error is not more than 0.04mm, and face, pole planeness error is not more than 0.05mm;
(8), repeat above-mentioned 5th step to the 7th step, complete two sections, left and right totally four section of 1/4th core packet making of lower core;
(9), two, left and right, 1/4th core packets of the upper core laminated are placed on mechanical platform, by two iron leg cores under static pressure effect, by welding interior outer arc plate and the mode of top top board, the bonding end plate of iron core and middle discrete piece are linked into an integrated entity, completes the manufacture of upper core;
(10), repeat the 9th step, complete the manufacture of lower core;
(11), after upper and lower iron core assembly, the iron core of a complete deep camber high precision deflecting magnet will be formed.
Welding process in the 6th described step adopts the mode of mechanical shock, eliminates welding stress, reduces the welding deformation amount of iron core, controls within 0.2mm.
In the 11 described step, the iron core of deep camber high precision deflecting magnet takes the mode that left and right two portions segmentation laminates, and string camber is equal to or less than 70mm.
The invention has the beneficial effects as follows: the manufacture method of described deep camber high precision deflecting magnet, it adopts the mode that left and right two portions segmentation laminates, the deep camber deflecting magnet produced, what greatly reduce deep camber deflecting magnet iron core laminates difficulty, manufacturing processed is simple to operate, has both ensured that iron core has good rigidity, has met again the requirement of iron core laminated coefficient, stacking factor reaches 0.97��0.98, and uniformity of magnetic field is better than �� 1.5x10-4, effect is better.
Accompanying drawing explanation
Fig. 1 is the core stamping contour structures schematic diagram of the present invention;
Fig. 2 is the upper core contour structures schematic diagram of the present invention;
Fig. 3 is the monnolithic case structural representation of the present invention.
In figure: 1. upper core; 2. descend iron core;
Embodiment
The principle of the present invention and feature being described below in conjunction with accompanying drawing, example, only for explaining the present invention, is not intended to limit the scope of the present invention.
As shown in Figures 1 to 3, the manufacture method of described deep camber high precision deflecting magnet, its iron core is the upper and lower symmetrical structure of H type, and feature comprises the steps:
(1), the siliconized plate of thickness 0.5mm is made in accurate punching machine upper punch the shape of core stamping, and adopt three-dimensional coordinates measurement instrument to carry out the qualified detection of size, length size error is not more than 0.05mm, and height direction size error is not more than 0.04mm, and thickness error is not more than 0.03mm;
(2), the hot setting glue that the qualified even coating thickness in core stamping surface is 50-70 ��m will be detected;
(3), by with the core stamping of glue-line prevent putting on dissimilar laminated mold, laminate out four kinds of end plates of corresponding iron core eight different sites respectively; Four kinds of described end plates comprise the upper left end plate of iron core and bottom right end plate, the lower-left end plate of iron core and upper right end plate, the middle upper right end plate of iron core and the middle upper left end plate of middle lower-left end plate and iron core and middle bottom right end plate, the laminated mold of four kinds of corresponding Four types of end plate;
(4), the end plate laminated is placed in an oven, by making the glue-line in punching at high temperature fully melt after baking oven for heating, after cooling to room temperature again with the furnace, punching is just solidified as a whole, produce the bonding end plate of Four types, and detect gauge and the position of related features such as verticality, parallelism of bonding end plate, thickness error is not more than 0.05mm, and verticality error is not more than 0.10mm, and parallelism error is not more than 0.03mm;
(5) end plate that, bonds laminate a piece is placed on the platform of special iron core laminated machine, again the core stamping of non-rubberised layer is stacked composition discrete piece section according to every 20mm mono-group of positive and negative alternate, at static pressure 1.5MPa��3.5MPa that the horizontal direction of vertical punching plane applies, making often to open and fit closely knit between punching, reaching stacking factor is 0.97��0.98;
(6) the discrete piece segment length, formed when core stamping is laminated to and meets dimensional requirement, when length error is not more than 0.5mm, another block of correspondence position bonding end plate is placed on press platform, when being continuously applied static pressure in the horizontal direction, whole iron leg core is applied in the vertical direction from top 2.5��3.0x104The static pressure of newton, is then arranged in the arc plate of arc groove inside and outside iron core, is connected in one by whole iron leg core, completes the core packet of a section 1/4th by welding;
(7), by the iron core welded hanging press platform, again carry out the surface accuracy detection of iron core pole, comprise dimensional precision and form and position tolerance detection, face, pole parallelism error is not more than 0.04mm, and face, pole planeness error is not more than 0.05mm;
(8), repeat above-mentioned 5th step to the 7th step, complete two sections, left and right totally four section of 1/4th core packet making of lower core;
(9), two, left and right, 1/4th core packets of the upper core 1 laminated are placed on mechanical platform, by two iron leg cores under static pressure effect, by welding interior outer arc plate and the mode of top top board, the bonding end plate of iron core and middle discrete piece are linked into an integrated entity, completes the manufacture of upper core;
(10), repeat the 9th step, complete the manufacture of lower core 2;
(11), after upper and lower iron core assembly, the iron core of a complete deep camber high precision deflecting magnet will be formed.
Further, the welding process in the 6th described step adopts the mode of mechanical shock, eliminates welding stress, reduces the welding deformation amount of iron core, controls within 0.2mm.
Further, in the 11 described step, the iron core of deep camber high precision deflecting magnet takes the mode that left and right two portions segmentation laminates, and string camber is equal to or less than 70mm.
The foregoing is only the better embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment of doing, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. a manufacture method for deep camber high precision deflecting magnet, its iron core is the upper and lower symmetrical structure of H type, and feature comprises the steps:
(1), the siliconized plate of thickness 0.5mm is made in accurate punching machine upper punch the shape of core stamping, and adopt three-dimensional coordinates measurement instrument to carry out the qualified detection of size, length size error is not more than 0.05mm, and height direction size error is not more than 0.04mm, and thickness error is not more than 0.03mm;
(2), the hot setting glue that the qualified even coating thickness in core stamping surface is 50-70 ��m will be detected;
(3), by with the core stamping of glue-line prevent putting on dissimilar laminated mold, laminate out four kinds of end plates of corresponding iron core eight different sites respectively; Four kinds of described end plates comprise the upper left end plate of iron core and bottom right end plate, the lower-left end plate of iron core and upper right end plate, the middle upper right end plate of iron core and the middle upper left end plate of middle lower-left end plate and iron core and middle bottom right end plate, the laminated mold of four kinds of corresponding Four types of end plate;
(4), the end plate laminated is placed in an oven, by making the glue-line in punching at high temperature fully melt after baking oven for heating, after cooling to room temperature again with the furnace, punching is just solidified as a whole, produce the bonding end plate of Four types, and detect gauge and verticality, the parallelism position of related features of bonding end plate, thickness error is not more than 0.05mm, and verticality error is not more than 0.10mm, and parallelism error is not more than 0.03mm;
(5) end plate that, bonds laminate a piece is placed on the platform of special iron core laminated machine, again the core stamping of non-rubberised layer is stacked composition discrete piece section according to every 20mm mono-group of positive and negative alternate, at static pressure 1.5MPa��3.5MPa that the horizontal direction of vertical punching plane applies, making often to open and fit closely knit between punching, reaching stacking factor is 0.97��0.98;
(6) the discrete piece segment length, formed when core stamping is laminated to and meets dimensional requirement, when length error is not more than 0.5mm, another block of correspondence position bonding end plate is placed on press platform, when being continuously applied static pressure in the horizontal direction, whole iron leg core is applied in the vertical direction from top 2.5x104��3.0x104The static pressure of newton, is then arranged in the arc plate of arc groove inside and outside iron core, is connected in one by whole iron leg core, completes the core packet of a section 1/4th by welding;
(7), by the iron core welded hanging press platform, again carry out the surface accuracy detection of iron core pole, comprise dimensional precision and form and position tolerance detection, face, pole parallelism error is not more than 0.04mm, and face, pole planeness error is not more than 0.05mm;
(8), repeat above-mentioned 5th step to the 7th step, complete two sections, left and right totally four section of 1/4th core packet making of lower core;
(9), two, left and right, 1/4th core packets of the upper core laminated are placed on mechanical platform, by two iron leg cores under static pressure effect, by welding interior outer arc plate and the mode of top top board, the bonding end plate of iron core and middle discrete piece are linked into an integrated entity, completes the manufacture of upper core;
(10), repeat the 9th step, complete the manufacture of lower core;
(11), after upper and lower iron core assembly, the iron core of a complete deep camber high precision deflecting magnet will be formed.
2. the manufacture method of deep camber high precision deflecting magnet according to claim 1, it is characterized in that: the welding process in the 6th described step adopts the mode of mechanical shock, eliminate welding stress, reduce the welding deformation amount of iron core, control within 0.2mm.
3. the manufacture method of deep camber high precision deflecting magnet according to claim 1, it is characterised in that: in the 11 described step, the iron core of deep camber high precision deflecting magnet takes the mode that left and right two portions segmentation laminates, and string camber is equal to or less than 70mm.
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| CN201410342953.6A CN104157440B (en) | 2014-07-17 | 2014-07-17 | The manufacture method of deep camber high precision deflecting magnet |
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| CN201410342953.6A CN104157440B (en) | 2014-07-17 | 2014-07-17 | The manufacture method of deep camber high precision deflecting magnet |
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| CN104157440B true CN104157440B (en) | 2016-06-01 |
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| JP3312662B2 (en) * | 1992-08-05 | 2002-08-12 | ソニー株式会社 | Deflection yoke winding device and winding method |
| JP3210273B2 (en) * | 1997-08-06 | 2001-09-17 | 住友重機械工業株式会社 | Bending magnet and method of manufacturing the same |
| WO2003038845A1 (en) * | 2001-10-31 | 2003-05-08 | Sumitomo Special Metals Co., Ltd. | Permanent magnet manufacturing method and press apparatus |
| JP2005101437A (en) * | 2003-09-26 | 2005-04-14 | Neomax Co Ltd | In-magnetic-field extrusion molding apparatus and manufacturing method of magnet |
| CN201191548Y (en) * | 2008-04-17 | 2009-02-04 | 中国科学院近代物理研究所 | H type punching sheet dipolar bending electro-magnet |
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