JPH0370892U - - Google Patents
Info
- Publication number
- JPH0370892U JPH0370892U JP12995289U JP12995289U JPH0370892U JP H0370892 U JPH0370892 U JP H0370892U JP 12995289 U JP12995289 U JP 12995289U JP 12995289 U JP12995289 U JP 12995289U JP H0370892 U JPH0370892 U JP H0370892U
- Authority
- JP
- Japan
- Prior art keywords
- mold
- magnetic core
- molding
- shaped magnetic
- frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000465 moulding Methods 0.000 claims description 9
- 210000001015 abdomen Anatomy 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 5
- 238000010304 firing Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
Landscapes
- Moulds, Cores, Or Mandrels (AREA)
- Powder Metallurgy (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Description
第１図は本考案の一実施例のＵ型磁心成型用金
型を示す図であり、同図ａは同図ｃのＥ−Ｅ線断
面図、同図ｂは同図ａのＦ−Ｆ線断面図、同図ｃ
は平面図、第２図は本考案の一実施例のＵ型磁心
成型用金型に原料粉末を充填して成型したＵ型磁
心の成型体を示す図であり、同図ａは正面図、同
図ｂは底面図、同図ｃは同図ａのＧ−Ｇ線断面図
、第３図は第２図に示す成型体を焼成して得たＵ
型磁心を示す図であり、同図ａは正面図、同図ｂ
は底面図、同図ｃは同図ａのＨ−Ｈ線断面図、第
４図は従来のＵ型磁心成型用金型を示す図であり
、同図ａは同図ｃのＤ−Ｄ線断面図、同図ｂは同
図ａのＡ−Ａ線断面図、同図ｃは平面図、第５図
は従来のＵ型磁心成型用金型に原料粉末を充填し
て成型したＵ型磁心の成型体を示す図であり、同
図ａは正面図、同図ｂは底面図、同図ｃは同図ａ
のＢ−Ｂ線断面図、第６図は第５図に示す成型体
を焼成して得たＵ型磁心を示す図であり、同図ａ
は正面図、同図ｂは底面図、同図ｃは同図ａのＣ
−Ｃ線断面図である。
１……Ｕ型磁心成型用金型、２……枠型、２ａ
……突出部、３……前記第一の下型、４……中型
、５……第二の下型。
FIG. 1 is a diagram showing a mold for molding a U-shaped magnetic core according to an embodiment of the present invention; FIG. Line sectional view, same figure c
is a plan view, FIG. 2 is a diagram showing a molded body of a U-shaped magnetic core formed by filling raw material powder into a mold for molding a U-shaped magnetic core according to an embodiment of the present invention, and FIG. Figure b is a bottom view, figure c is a cross-sectional view taken along line G-G in figure a, and figure 3 is a U obtained by firing the molded body shown in figure 2.
Fig. 3 is a diagram showing a molded magnetic core, in which figure a is a front view and figure b is a front view.
4 is a bottom view, c is a cross-sectional view taken along line H-H in figure a, FIG. Figure b is a cross-sectional view taken along the line A-A in figure a, Figure c is a plan view, and Figure 5 is a U-shaped magnetic core formed by filling a conventional U-shaped core molding die with raw material powder. Fig. 3 is a diagram showing a molded body, in which figure a is a front view, figure b is a bottom view, and figure c is a figure a.
FIG. 6 is a diagram showing a U-shaped magnetic core obtained by firing the molded body shown in FIG.
is a front view, b is a bottom view, and c is a bottom view of c in the same figure a.
-C line sectional view. 1...Mold for U-shaped magnetic core, 2...Frame mold, 2a
...Protrusion part, 3... Said first lower mold, 4... Middle mold, 5... Second lower mold.
Claims (1)
る枠型と、前記枠型の空間領域に内在し前記Ｕ型
磁心の脚部を成型する領域を形成する第一の下型
と中型と第二の下型と、前記枠型の空間領域に挿
入され前記Ｕ型磁心の腹部を成型する領域を形成
する上型とを有し、前記Ｕ型磁心の成型体を成型
するＵ型磁心成型用金型において、前記枠型に前
記成型体の熱収縮差を調整するための熱収縮誤差
調整手段を設けたことを特徴とするＵ型磁心成型
用金型。 (2) 前記熱収縮誤差調整手段は、前記枠型の前
記Ｕ型磁心の腹部に対応する壁面に形成された突
出部である請求項１記載のＵ型磁心成型用金型。[Claims for Utility Model Registration] (1) A frame mold having a spatial region for molding the outer shape of the U-shaped magnetic core, and a region existing in the spatial region of the frame molding for molding the legs of the U-shaped magnetic core. a first lower mold, a middle mold, a second lower mold, and an upper mold that is inserted into the space region of the frame shape and forms a region for molding the abdomen of the U-shaped magnetic core, 1. A mold for molding a U-shaped magnetic core for molding a body, characterized in that the frame mold is provided with a heat shrinkage error adjusting means for adjusting a difference in heat shrinkage of the molded body. (2) The mold for forming a U-shaped magnetic core according to claim 1, wherein the heat shrinkage error adjustment means is a protrusion formed on a wall surface of the frame-shaped U-shaped magnetic core corresponding to its abdomen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12995289U JPH0739510Y2 (en) | 1989-11-06 | 1989-11-06 | U-shaped magnetic core molding die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12995289U JPH0739510Y2 (en) | 1989-11-06 | 1989-11-06 | U-shaped magnetic core molding die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0370892U true JPH0370892U (en) | 1991-07-17 |
| JPH0739510Y2 JPH0739510Y2 (en) | 1995-09-13 |
Family
ID=31677550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12995289U Expired - Fee Related JPH0739510Y2 (en) | 1989-11-06 | 1989-11-06 | U-shaped magnetic core molding die |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0739510Y2 (en) |
-
1989
- 1989-11-06 JP JP12995289U patent/JPH0739510Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0739510Y2 (en) | 1995-09-13 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |