DE2800441C3 - Elektrische Steuereinrichtung zum Erzeugen eines Steuersignals für die Bewegung des Doms eines Extruders - Google Patents
Elektrische Steuereinrichtung zum Erzeugen eines Steuersignals für die Bewegung des Doms eines ExtrudersInfo
- Publication number
- DE2800441C3 DE2800441C3 DE2800441A DE2800441A DE2800441C3 DE 2800441 C3 DE2800441 C3 DE 2800441C3 DE 2800441 A DE2800441 A DE 2800441A DE 2800441 A DE2800441 A DE 2800441A DE 2800441 C3 DE2800441 C3 DE 2800441C3
- Authority
- DE
- Germany
- Prior art keywords
- signal
- control device
- output
- signal generator
- potentiometers
- 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
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/07—Programme control other than numerical control, i.e. in sequence controllers or logic controllers where the programme is defined in the fixed connection of electrical elements, e.g. potentiometers, counters, transistors
- G05B19/075—Programme control other than numerical control, i.e. in sequence controllers or logic controllers where the programme is defined in the fixed connection of electrical elements, e.g. potentiometers, counters, transistors for delivering a step function, a slope or a continuous function
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
- B29C48/388—Plasticisers, homogenisers or feeders comprising two or more stages using a screw extruder and a ram or piston
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92009—Measured parameter
- B29C2948/92047—Energy, power, electric current or voltage
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92571—Position, e.g. linear or angular
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92904—Die; Nozzle zone
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C49/04—Extrusion blow-moulding
- B29C49/041—Extrusion blow-moulding using an accumulator head
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Sewing Machines And Sewing (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2800441A DE2800441C3 (de) | 1978-01-05 | 1978-01-05 | Elektrische Steuereinrichtung zum Erzeugen eines Steuersignals für die Bewegung des Doms eines Extruders |
US06/000,507 US4217635A (en) | 1978-01-05 | 1979-01-02 | Control circuit adapted to control movement of a pintle relative to a die head |
EP79100026A EP0003110B1 (de) | 1978-01-05 | 1979-01-04 | Elektrische Steuerschaltung zum Erzeugen eines Steuersignals für die Bewegung des Dorns eines Extruders |
JP56379A JPS5498481A (en) | 1978-01-05 | 1979-01-05 | Electric control circuit for generating control signals concerning the movement of core bar in extrusion molding machine |
US06/099,644 US4283637A (en) | 1978-01-05 | 1979-12-03 | Signal generator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2800441A DE2800441C3 (de) | 1978-01-05 | 1978-01-05 | Elektrische Steuereinrichtung zum Erzeugen eines Steuersignals für die Bewegung des Doms eines Extruders |
Publications (3)
Publication Number | Publication Date |
---|---|
DE2800441A1 DE2800441A1 (de) | 1979-07-12 |
DE2800441B2 DE2800441B2 (de) | 1979-11-22 |
DE2800441C3 true DE2800441C3 (de) | 1980-07-31 |
Family
ID=6029036
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2800441A Expired DE2800441C3 (de) | 1978-01-05 | 1978-01-05 | Elektrische Steuereinrichtung zum Erzeugen eines Steuersignals für die Bewegung des Doms eines Extruders |
Country Status (4)
Country | Link |
---|---|
US (2) | US4217635A (US08088918-20120103-C00476.png) |
EP (1) | EP0003110B1 (US08088918-20120103-C00476.png) |
JP (1) | JPS5498481A (US08088918-20120103-C00476.png) |
DE (1) | DE2800441C3 (US08088918-20120103-C00476.png) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0018427A1 (de) * | 1979-05-03 | 1980-11-12 | MOOG GmbH | Elektrische Steuerschaltung |
DE3063697D1 (en) * | 1979-11-08 | 1983-07-14 | Hewlett Packard Gmbh | Circuit for generating a sine wave from a triangular wave |
US4375082A (en) * | 1980-12-15 | 1983-02-22 | The United States Of America As Represented By The Secretary Of The Army | High speed rectangle function generator |
JPH0692111B2 (ja) * | 1988-10-31 | 1994-11-16 | 株式会社日本製鋼所 | 多層パリソン成形装置 |
JPH0415076U (US08088918-20120103-C00476.png) * | 1990-05-25 | 1992-02-06 | ||
US5194684A (en) * | 1990-11-01 | 1993-03-16 | International Business Machines Corporation | Method and apparatus for selective reduction of upper harmonic content in digital synthesizer excitation signals |
EP0633120B1 (de) * | 1993-06-29 | 1996-02-14 | GREGOR HOFBAUER GmbH | Verfahren und Vorrichtung zum Herstellen von Blasformteilen |
DE69812998T2 (de) * | 1997-09-30 | 2003-12-11 | Asahi Glass Co., Ltd. | Verfahren zur herstellung einer platte mit einem kunststoffrahmen |
FR2791643B1 (fr) | 1999-03-30 | 2001-09-14 | Vg Emballage | Poche de distribution par pompe doseuse d'un produit conserve a l'abri de l'air, et ensemble de conditionnement et de distribution la contenant |
FR2813286B1 (fr) | 2000-08-24 | 2003-02-07 | Vg Emballage | Poche et ensemble de conditionnement et de distribution |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3633643A (en) * | 1969-07-09 | 1972-01-11 | Nat Car Rental Syst | Protective cover for shipping caskets or the like |
FR2055777A1 (US08088918-20120103-C00476.png) * | 1969-08-14 | 1971-04-30 | Anvar | |
CA944847A (en) * | 1969-11-10 | 1974-04-02 | Hunkar Instrument Development Laboratories | Control system for parison extruders |
US3712772A (en) * | 1970-09-23 | 1973-01-23 | Hunkar Instr Dev Labor Inc | Control system for parison extruders |
GB1360104A (en) * | 1971-07-07 | 1974-07-17 | Nathan A | Function interpolator |
US3740539A (en) * | 1972-02-28 | 1973-06-19 | Tektronix Inc | Programmable function generator |
US3781693A (en) * | 1972-03-29 | 1973-12-25 | Itek Corp | Logarithmic amplification circuit |
US3865528A (en) * | 1973-11-01 | 1975-02-11 | Moog Inc | Extrusion apparatus having electronic interpolator |
JPS56801B2 (US08088918-20120103-C00476.png) * | 1973-12-03 | 1981-01-09 | ||
SE389578B (sv) * | 1975-04-01 | 1976-11-08 | Asea Ab | Funktionsgenerator |
DE2533077A1 (de) * | 1975-07-24 | 1977-02-10 | Kromberg Ges Fuer Ingenieurlei | Steuer- und regeleinrichtung zur veraenderung von materialaustrittsquerschnitten |
JPS6051240B2 (ja) * | 1976-04-07 | 1985-11-13 | 株式会社東芝 | X線装置 |
JPS5374569A (en) * | 1976-12-15 | 1978-07-03 | Kayaba Industry Co Ltd | Apparatus for compensating length of parison in hollow plastic molding machine |
-
1978
- 1978-01-05 DE DE2800441A patent/DE2800441C3/de not_active Expired
-
1979
- 1979-01-02 US US06/000,507 patent/US4217635A/en not_active Expired - Lifetime
- 1979-01-04 EP EP79100026A patent/EP0003110B1/de not_active Expired
- 1979-01-05 JP JP56379A patent/JPS5498481A/ja active Granted
- 1979-12-03 US US06/099,644 patent/US4283637A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0003110B1 (de) | 1981-04-08 |
US4283637A (en) | 1981-08-11 |
JPS6244642B2 (US08088918-20120103-C00476.png) | 1987-09-22 |
EP0003110A1 (de) | 1979-07-25 |
US4217635A (en) | 1980-08-12 |
JPS5498481A (en) | 1979-08-03 |
DE2800441B2 (de) | 1979-11-22 |
DE2800441A1 (de) | 1979-07-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OAP | Request for examination filed | ||
OD | Request for examination | ||
C3 | Grant after two publication steps (3rd publication) | ||
8339 | Ceased/non-payment of the annual fee |