JPS62142511U - - Google Patents
Info
- Publication number
- JPS62142511U JPS62142511U JP3037086U JP3037086U JPS62142511U JP S62142511 U JPS62142511 U JP S62142511U JP 3037086 U JP3037086 U JP 3037086U JP 3037086 U JP3037086 U JP 3037086U JP S62142511 U JPS62142511 U JP S62142511U
- Authority
- JP
- Japan
- Prior art keywords
- plunger
- resin molding
- head
- joint
- utility
- 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.)
- Pending
Links
- 238000000465 moulding Methods 0.000 claims description 7
- 239000011347 resin Substances 0.000 claims description 7
- 229920005989 resin Polymers 0.000 claims description 7
- 238000005219 brazing Methods 0.000 claims 2
- 239000000919 ceramic Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
Description
第１図は本考案に係る樹脂成形用プランジヤー
の部分断面図、第２図は第１図のプランジヤーの
一部断面分解図、第３図は第２図におけるＸＸ矢
視断面図、第４図は第３図の他の実施例を示す断
面図、第５図は第１図のろう付け部形状の他の実
施例を示す一部断面図、第６図は従来プランジヤ
ーの一部断面図である。
１……頭部、２……ホルダー部、１１……凹部
、２１……接合部、２２……溝。
Fig. 1 is a partial sectional view of a plunger for resin molding according to the present invention, Fig. 2 is a partially sectional exploded view of the plunger of Fig. 1, Fig. 3 is a sectional view taken along the XX arrow in Fig. 2, and Fig. 4. 3 is a sectional view showing another embodiment of FIG. 3, FIG. 5 is a partial sectional view showing another embodiment of the brazed part shape of FIG. 1, and FIG. 6 is a partial sectional view of a conventional plunger. be. DESCRIPTION OF SYMBOLS 1... Head, 2... Holder part, 11... Recessed part, 21... Joint part, 22... Groove.
Claims (1)
ダー部とを有する樹脂成形用プランジヤーにおい
て、ホルダー部の一端である接合部は、前記頭部
の背面にある凹部に嵌入されてろう付け接着によ
り固着されており、かつ前記接合部には外周面の
長手方向に複数個の溝が形成されて前記頭部のろ
う付け接着により発生する応力を緩和しているこ
とを特徴とする樹脂成形用プランジヤー。 (2) 実用新案登録請求の範囲第１項記載の樹脂
成形用プランジヤーにおいて、前記接合部の形が
円柱又は円錐状であることを特徴とする樹脂成形
用プランジヤー。 (3) 実用新案登録請求の範囲第１項記載の樹脂
成形用プランジヤーにおいて、前記接合部の形が
中央に長手方向中空部を有する円筒又は円錐状で
あることを特徴とする樹脂成形用プランジヤー。 (4) 実用新案登録請求の範囲第３項記載の樹脂
成形用プランジヤーにおいて、前記溝の深さを前
記接合部の肉厚と等しくして該接合部を円周方向
で分割する如くなつていることを特徴とする樹脂
成形用プランジヤー。[Claims for Utility Model Registration] (1) In a plunger for resin molding having a head made of cemented carbide or ceramics and a holder part, the joint part which is one end of the holder part is a concave part on the back surface of the head part. The head is fitted into the head and fixed by brazing, and a plurality of grooves are formed in the longitudinal direction of the outer peripheral surface of the joint to relieve the stress generated by the brazing of the head. A plunger for resin molding featuring: (2) Utility Model Registration The plunger for resin molding according to claim 1, wherein the shape of the joint portion is cylindrical or conical. (3) Utility Model Registration The plunger for resin molding according to claim 1, wherein the joint portion has a cylindrical or conical shape with a hollow portion in the longitudinal direction at the center. (4) In the plunger for resin molding according to claim 3 of the utility model registration, the depth of the groove is equal to the wall thickness of the joint part, and the joint part is divided in the circumferential direction. A plunger for resin molding characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3037086U JPS62142511U (en) | 1986-03-03 | 1986-03-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3037086U JPS62142511U (en) | 1986-03-03 | 1986-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62142511U true JPS62142511U (en) | 1987-09-08 |
Family
ID=30835110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3037086U Pending JPS62142511U (en) | 1986-03-03 | 1986-03-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62142511U (en) |
-
1986
- 1986-03-03 JP JP3037086U patent/JPS62142511U/ja active Pending