JPS6367448B2 - - Google Patents
Info
- Publication number
- JPS6367448B2 JPS6367448B2 JP4440081A JP4440081A JPS6367448B2 JP S6367448 B2 JPS6367448 B2 JP S6367448B2 JP 4440081 A JP4440081 A JP 4440081A JP 4440081 A JP4440081 A JP 4440081A JP S6367448 B2 JPS6367448 B2 JP S6367448B2
- Authority
- JP
- Japan
- Prior art keywords
- mold
- tube body
- extrusion pin
- tube
- extrusion
- 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.)
- Expired
Links
- 238000001125 extrusion Methods 0.000 claims description 32
- 239000000463 material Substances 0.000 claims description 15
- 238000000465 moulding Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 3
- 239000006082 mold release agent Substances 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 14
- 239000004568 cement Substances 0.000 description 5
- 229920003002 synthetic resin Polymers 0.000 description 4
- 239000000057 synthetic resin Substances 0.000 description 4
- 238000005323 electroforming Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000011440 grout Substances 0.000 description 2
- 238000007751 thermal spraying Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920006333 epoxy cement Polymers 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2709/00—Use of inorganic materials not provided for in groups B29K2703/00 - B29K2707/00, for preformed parts, e.g. for inserts
- B29K2709/06—Concrete
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4440081A JPS57157709A (en) | 1981-03-25 | 1981-03-25 | Method for forming ejection pin hole in mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4440081A JPS57157709A (en) | 1981-03-25 | 1981-03-25 | Method for forming ejection pin hole in mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57157709A JPS57157709A (en) | 1982-09-29 |
| JPS6367448B2 true JPS6367448B2 (fr) | 1988-12-26 |
Family
ID=12690455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4440081A Granted JPS57157709A (en) | 1981-03-25 | 1981-03-25 | Method for forming ejection pin hole in mold |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57157709A (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01288412A (ja) * | 1988-05-16 | 1989-11-20 | Daikyo Inc | 合成樹脂成形用型装置およびその製造方法 |
| JPH02130308U (fr) * | 1989-04-05 | 1990-10-26 | ||
| JPH05104589A (ja) * | 1991-10-15 | 1993-04-27 | Takamatsu Kikai Kogyo Kk | 射出成形金型の付属部品の形成方法 |
-
1981
- 1981-03-25 JP JP4440081A patent/JPS57157709A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57157709A (en) | 1982-09-29 |
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