JPS57142336A - Method and apparatus for measuring gate seal time in injection molding - Google Patents
Method and apparatus for measuring gate seal time in injection moldingInfo
- Publication number
- JPS57142336A JPS57142336A JP2863681A JP2863681A JPS57142336A JP S57142336 A JPS57142336 A JP S57142336A JP 2863681 A JP2863681 A JP 2863681A JP 2863681 A JP2863681 A JP 2863681A JP S57142336 A JPS57142336 A JP S57142336A
- Authority
- JP
- Japan
- Prior art keywords
- time
- gate seal
- signal generator
- signal
- seal time
- 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
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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/77—Measuring, controlling or regulating of velocity or pressure of moulding material
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2863681A JPS57142336A (en) | 1981-02-28 | 1981-02-28 | Method and apparatus for measuring gate seal time in injection molding |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2863681A JPS57142336A (en) | 1981-02-28 | 1981-02-28 | Method and apparatus for measuring gate seal time in injection molding |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57142336A true JPS57142336A (en) | 1982-09-03 |
JPS6344048B2 JPS6344048B2 (ja) | 1988-09-02 |
Family
ID=12254015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2863681A Granted JPS57142336A (en) | 1981-02-28 | 1981-02-28 | Method and apparatus for measuring gate seal time in injection molding |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57142336A (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0260328A1 (en) * | 1986-03-20 | 1988-03-23 | Fanuc Ltd. | Injection controller for an injection molding machine |
JPH02305615A (ja) * | 1989-05-22 | 1990-12-19 | Sekisui Chem Co Ltd | 射出成形におけるゲートシール時間測定方法 |
US5134371A (en) * | 1989-01-18 | 1992-07-28 | Nippondenso Co., Ltd. | Magnetic detection device using an oscillator whose detection element is a magnetoresitance effective element |
US5289135A (en) * | 1990-01-25 | 1994-02-22 | Nippon Soken, Inc. | Pulse phase difference encoding circuit |
US5686835A (en) * | 1989-01-18 | 1997-11-11 | Nippondenso Co., Ltd | Physical quantity detection device for converting a physical quantity into a corresponding time interval |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5342252A (en) * | 1976-09-29 | 1978-04-17 | Meiki Seisakusho Kk | Device for controlling injection pressure of injection molding machine |
JPS56146741A (en) * | 1980-04-18 | 1981-11-14 | Hitachi Ltd | Setting of holding time and system therefor |
-
1981
- 1981-02-28 JP JP2863681A patent/JPS57142336A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5342252A (en) * | 1976-09-29 | 1978-04-17 | Meiki Seisakusho Kk | Device for controlling injection pressure of injection molding machine |
JPS56146741A (en) * | 1980-04-18 | 1981-11-14 | Hitachi Ltd | Setting of holding time and system therefor |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0260328A1 (en) * | 1986-03-20 | 1988-03-23 | Fanuc Ltd. | Injection controller for an injection molding machine |
US5134371A (en) * | 1989-01-18 | 1992-07-28 | Nippondenso Co., Ltd. | Magnetic detection device using an oscillator whose detection element is a magnetoresitance effective element |
US5359287A (en) * | 1989-01-18 | 1994-10-25 | Nippondenso Co., Ltd. | Magnetic detecting circuit having magnetoresistance effective elements oriented in at least two different directions |
US5686835A (en) * | 1989-01-18 | 1997-11-11 | Nippondenso Co., Ltd | Physical quantity detection device for converting a physical quantity into a corresponding time interval |
JPH02305615A (ja) * | 1989-05-22 | 1990-12-19 | Sekisui Chem Co Ltd | 射出成形におけるゲートシール時間測定方法 |
US5289135A (en) * | 1990-01-25 | 1994-02-22 | Nippon Soken, Inc. | Pulse phase difference encoding circuit |
US5568071A (en) * | 1990-01-25 | 1996-10-22 | Nippon Soken Inc. | Pulse phase difference encoding circuit |
Also Published As
Publication number | Publication date |
---|---|
JPS6344048B2 (ja) | 1988-09-02 |
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