JPS62101654U - - Google Patents
Info
- Publication number
- JPS62101654U JPS62101654U JP19201985U JP19201985U JPS62101654U JP S62101654 U JPS62101654 U JP S62101654U JP 19201985 U JP19201985 U JP 19201985U JP 19201985 U JP19201985 U JP 19201985U JP S62101654 U JPS62101654 U JP S62101654U
- Authority
- JP
- Japan
- Prior art keywords
- view
- die
- casting
- pin
- cutting edge
- 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
- 238000004512 die casting Methods 0.000 claims description 5
- 238000005520 cutting process Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000004080 punching Methods 0.000 claims description 2
- 238000005266 casting Methods 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Description
第1図は本考案の鋳抜ピンの側面図、第2図は
その正面図、第3図は本考案の鋳抜ピンを組込ん
だダイカスト機の側面図、第4図は本考案の鋳抜
ピンにより、ダイカストを行つた場合の合せバリ
の発生を示す断面図、第5図は第4図のダイカス
トにより発生した合せバリを除去するためのパン
チの作動を示す断面図、第6図は貫通孔を有する
ダイカスト部品の一例の平面図、第7図は従来の
方法により貫通孔付のダイカスト部品を造る場合
のダイカスト機の側面図、第8図はダイカストの
次の工程で合せバリを打抜くトリミングプレス機
の側面図、第9図は第8図のプレス機によつてバ
リを打抜いても残りが貫通孔に残る状態を示す断
面図である。
17…鋳抜ピン、18…先端面、18a…先端
面切刃状周縁部、18b…先端面中央凹部。
Fig. 1 is a side view of the casting pin of the present invention, Fig. 2 is a front view thereof, Fig. 3 is a side view of a die casting machine incorporating the casting pin of the invention, and Fig. 4 is a casting pin of the invention. 5 is a sectional view showing the occurrence of alignment burrs when die casting is performed by pin removal; FIG. 5 is a sectional view showing the operation of the punch to remove alignment burrs generated during die casting in FIG. 4; FIG. 7 is a plan view of an example of a die-cast part with through-holes; FIG. 7 is a side view of a die-casting machine for manufacturing die-cast parts with through-holes by the conventional method; and FIG. FIG. 9 is a side view of the trimming press machine for punching out the burr, and FIG. 9 is a sectional view showing a state in which the burr is punched out by the press machine of FIG. 8, but the remainder remains in the through hole. 17... Casting pin, 18... Tip surface, 18a... Cutting edge-shaped peripheral portion of tip surface, 18b... Center recessed portion of tip surface.
Claims (1)
た先端形状を有することを特徴とするダイカスト
金型の鋳抜ピン。 A punching pin for a die-casting mold, characterized in that the peripheral edge protrudes like a cutting edge and the center part has a concave tip shape.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985192019U JPH0353789Y2 (en) | 1985-12-13 | 1985-12-13 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985192019U JPH0353789Y2 (en) | 1985-12-13 | 1985-12-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62101654U true JPS62101654U (en) | 1987-06-29 |
JPH0353789Y2 JPH0353789Y2 (en) | 1991-11-26 |
Family
ID=31146703
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1985192019U Expired JPH0353789Y2 (en) | 1985-12-13 | 1985-12-13 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0353789Y2 (en) |
-
1985
- 1985-12-13 JP JP1985192019U patent/JPH0353789Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPH0353789Y2 (en) | 1991-11-26 |
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