JPH0240514U - - Google Patents
Info
- Publication number
- JPH0240514U JPH0240514U JP11776888U JP11776888U JPH0240514U JP H0240514 U JPH0240514 U JP H0240514U JP 11776888 U JP11776888 U JP 11776888U JP 11776888 U JP11776888 U JP 11776888U JP H0240514 U JPH0240514 U JP H0240514U
- Authority
- JP
- Japan
- Prior art keywords
- gear
- shaft
- sleeve
- tip
- groove
- 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
- 238000001746 injection moulding Methods 0.000 claims 1
- 238000000465 moulding Methods 0.000 claims 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Description
第1図乃至第3図は、この考案に係る歯車成形
装置の一実施例の作用説明用一部断面図、第4図
は第1図のスリーブの拡大図、第5図はシヤフト
の拡大図、第6図はねじ歯車の斜視図である。
1……固定フレーム、2……可動フレーム、4
,5……金型、7……突き出し棒、8……スリー
ブ、10……溝、11……シヤフト、12……ピ
ン、a……歯車、r……歯筋。
1 to 3 are partial cross-sectional views for explaining the operation of an embodiment of the gear forming device according to the invention, FIG. 4 is an enlarged view of the sleeve in FIG. 1, and FIG. 5 is an enlarged view of the shaft. , FIG. 6 is a perspective view of the screw gear. 1...Fixed frame, 2...Movable frame, 4
, 5... Mold, 7... Ejector rod, 8... Sleeve, 10... Groove, 11... Shaft, 12... Pin, a... Gear, r... Tooth line.
Claims (1)
置において、その成形金型の割面を前記歯車の一
側面とし、円筒状スリーブと、そのスリーブに移
動可能に嵌入したシヤフトを、装置フレームに、
一方を回転かつ軸方向移動可能、他方を固定して
前記歯車の軸心上に取付けるとともに、一方の先
端を前記歯車の他側面に臨ませ、その先端に歯車
に係止する突起を設け、前記スリーブに、前記歯
車の歯筋傾斜角度と同一角度の溝を形成し、前記
シヤフトには、その溝に移動可能に嵌入するピン
を設け、前記装置フレームには、前記スリーブと
シヤフトの一方を軸方向に移動させる手段を設け
て成る歯車成形装置。 In an apparatus for injection molding a gear whose tooth trace is inclined with respect to the axis, the cutting surface of the molding die is one side of the gear, and a cylindrical sleeve and a shaft movably fitted into the sleeve are attached to the apparatus frame. To,
One is rotatable and movable in the axial direction, the other is fixed and mounted on the axis of the gear, the tip of one faces the other side of the gear, and the tip is provided with a protrusion that engages with the gear. A groove having the same angle as the tooth trace inclination angle of the gear is formed in the sleeve, a pin movably fitted into the groove is provided in the shaft, and one of the sleeve and the shaft is provided with a shaft in the device frame. A gear forming device comprising means for moving in a direction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11776888U JPH0240514U (en) | 1988-09-06 | 1988-09-06 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11776888U JPH0240514U (en) | 1988-09-06 | 1988-09-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0240514U true JPH0240514U (en) | 1990-03-20 |
Family
ID=31361515
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11776888U Pending JPH0240514U (en) | 1988-09-06 | 1988-09-06 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0240514U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007083535A (en) * | 2005-09-22 | 2007-04-05 | Noboru Naoi | Mold for worm gear |
JP2010023371A (en) * | 2008-07-22 | 2010-02-04 | Meiki Co Ltd | Ejector and connection method of ejector |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5322816A (en) * | 1976-08-16 | 1978-03-02 | Hitachi Ltd | Metal mould for helical gear |
-
1988
- 1988-09-06 JP JP11776888U patent/JPH0240514U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5322816A (en) * | 1976-08-16 | 1978-03-02 | Hitachi Ltd | Metal mould for helical gear |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007083535A (en) * | 2005-09-22 | 2007-04-05 | Noboru Naoi | Mold for worm gear |
JP2010023371A (en) * | 2008-07-22 | 2010-02-04 | Meiki Co Ltd | Ejector and connection method of ejector |