CN104999612A - Equipment for automatic compression molding of melt-processible fluroresin - Google Patents
Equipment for automatic compression molding of melt-processible fluroresin Download PDFInfo
- Publication number
- CN104999612A CN104999612A CN201510510309.XA CN201510510309A CN104999612A CN 104999612 A CN104999612 A CN 104999612A CN 201510510309 A CN201510510309 A CN 201510510309A CN 104999612 A CN104999612 A CN 104999612A
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- Prior art keywords
- temperature
- pressure
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- mould
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Classifications
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- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
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- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/58—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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/58—Measuring, controlling or regulating
- B29C2043/5816—Measuring, controlling or regulating temperature
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a process control technology for compression molding of melt-processible fluroresin. According to the process control technology, a control center combining hardware with calculation functions and corresponding software is adopted; according to the parameters fed back by temperature sensors, a pressure sensor, a temperature transmitter and pressure transmitter, the control center controls a temperature/pressure actuating device is controlled; according to a special technological process as well as a control time and temperature/pressure curve graph, corresponding temperature, pressure and alarming signals are provided for all working procedures in the whole molding process That is, the control center issues instructions to control the temperature and the pressure in different working procedure time periods in the product molding process, and timely modifies the instructions according to the data acquired and fed back by the temperature sensors and the pressure sensor; meanwhile, when monitoring that the temperature and the pressure do not conform with the numerical values specified by the technological process in different working procedure time periods, the control center outputs the alarming signals. Through the adoption of the process control technology, such parameters as the temperature and the pressure in the compression molding process can be controlled highly precisely, the product quality is high, and the consistency of product parameters is high; the process control technology is a rapid, convenient, efficient and stable process-control processing technology.
Description
Technical field
The present invention relates to a kind of melt-processable fluororesin automatic extruding former.
Technical background
Melt-processable fluororesin belongs to up-and-coming youngster in fluororesin family and high-end kind, mainly comprise PVDF(Kynoar), FEP(full fluorine copolymer), ETFE(Ethylene/tetrafluoroethylene), PFA/MFA(Melt-Processable Polytetrafluoroethylene), PCTFE(polytrifluorochloroethylene), ECTFE(ethene one chlorotrifluoroethylene) etc., its goods are except keeping fluororesin corrosion-resistant, weatherability, outside the excellent properties such as high-low temperature resistant, adding can thermoplasticity processing characteristics, various melt-processable fluororesin goods are at chemical industry, automobile, electronic apparatus, the industries such as environmental protection widely use.Although multiple moulding process such as fluororesin is extruded, injections, compression molding goods have the advantages such as density is high, performance is good, remain the forming method that melt-processable fluororesin is conventional.Compression molding needs through colding pressing, heating and melting, the operation such as hot-forming, whole operation requires very high to the isoparametric control accuracy of temperature, pressure, control accuracy directly affects the quality of goods, existing forming technique adopts the equipment of difference in functionality to complete different operation mostly, and in forming process, manual operation adjustment temperature pressure pressure meets forming requirements.
The required precision that the manual operation processing method of prior art controls the quality of operator and equipment is higher, the impact of different human users on quality is larger, the uniformity of product parameters can not get ensureing, and operation troublesome operation labor strength is large, the stable shaping equipment of a kind of quickness and high efficiency is badly in need of in the compression molding processing of melt-processable fluororesin.
Summary of the invention
Content of the present invention is the shortcoming that coining process method operation is loaded down with trivial details, manual operation labour intensity is large, performance accuracy is low in order to overcome prior art melt-processable fluororesin goods, a kind of melt-processable fluororesin automatic extruding former is provided, can fast, efficient, stablely automatically complete compression molding process.
Technical scheme of the present invention is: a kind of melt-processable fluororesin automatic extruding former is made up of hydraulic press, mould, heater, heat abstractor and each action component centered by computer and temperature, pressure control device; Hydraulic press is moved up and down by hydraulic jack, briquetting driven mold, completes die sinking, matched moulds, pressurization, hot pressing, release, stripping action; Described hot pressing applies different pressures and different heating-up temperatures to the goods in mould needed for goods each operation section; Insert raw material in described mould and after operation completes, obtain the goods of required form; Described heater is for being arranged on
up and downbriquetting
inelectrothermal tube and temperature sensor, needed for each operation section in mould goods control and corresponding heating-up temperature is provided; Described heat abstractor is be positioned at the other fan of mould or liquid spraying device; Computer controls corresponding component according to the requirement of each operation of forming process and performs relevant action, and controls electrothermal tube, fan, hydraulic pump, hydraulic jack, pressure valve and provide relevant temperature and pressure for each operation of whole forming process;
Indication computer of the present invention comprises single-chip microcomputer, PLC, PC, embedded system, and has controller, the required program software of operation of calculation function, also comprises multiple difference in functionality control device and is combined into the equipment combination with logical operation function.
All melt-processable fluororesin that it is representative that indication melt-processable fluororesin of the present invention comprises with polytrifluorochloroethylene (PCTFE), Kynoar (PVDF), comprise and are not limited to PVDF, FEP, ETFE, PFA, MFA, PCTFE, ECTFE.
The processing of present device indication melt-processable fluororesin goods comprises the processing of melt-processable fluororesin tube, rod, plate and other shaped piece goods, and goods process refers to that powder, the pellet utilizing mould to be main component by above-mentioned resin is processed into the process of required form by mould pressing process.
The present invention passes through with the combination of upper-part, equipment can complete whole operations of melt-processable fluororesin compression molding processing automatically, without the need to manual operation in process, namely by after manually adding raw material in a device, equipment completes all molding procedure such as pressurization, exhaust, heating, insulation, pressurize, cooling automatically, and after above operation completes, goods are taken out in the artificial demoulding.
Accompanying drawing explanation
Fig. 1 is the structural representation of present device.
Reference numeral is: 1 hydraulic press; 2 hydraulic jacks; 3 briquettings; 4 moulds; 5 goods; 6 electrothermal tubes; 7 temperature sensors; 8 fans or liquid spraying device.
Detailed description of the invention
Now by reference to the accompanying drawings 1 and elaboration detailed, complete is further done to principle of the present invention and specific implementation process; the implementation process set forth is only part embodiment of the present invention; based on embodiment in the present invention; other embodiments that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belong to protection scope of the present invention.
A kind of melt-processable fluororesin automatic extruding former is made up of hydraulic press 1, mould 4, heater, heat abstractor and each action component centered by computer and temperature, pressure control device; Hydraulic press 1 is moved up and down by hydraulic jack 2, briquetting 3 driven mold 4, completes die sinking, matched moulds, pressurization, hot pressing, release, stripping action; Described hot pressing applies different pressures and different heating-up temperatures to the goods 5 in mould 4 needed for goods each operation section; Insert raw material in described mould 3 and after operation completes, obtain the goods 5 of required form; Described heater is be arranged on electrothermal tube 6 in lower lock block 3 and temperature sensor 7, controls and provide corresponding heating-up temperature needed for each operation section to the goods in mould 4; Described heat abstractor is be positioned at the other fan 8 of mould 4; Computer controls corresponding component according to the requirement of each operation of forming process and performs relevant action, and controls electrothermal tube 6, fan, hydraulic pump, pressure valve, hydraulic jack 2 parts, for each operation of whole forming process provides relevant temperature and pressure.
Described computer comprises single-chip microcomputer, PLC, PC, embedded system, and has controller, the required program software of operation of calculation function, also comprises multiple difference in functionality control device and is combined into the equipment combination with logical operation function.
By with the combination of upper-part, the present invention can complete whole operations of melt-processable fluororesin compression molding processing automatically, without the need to manual operation in process, namely after manually adding raw material in a device, equipment completes all molding procedure such as pressurization, exhaust, heating, insulation, pressurize, cooling automatically, and after above operation completes, goods are taken out in the artificial demoulding.
As a modification of the present invention, hydraulic jack 2 overhead or at other positions, as long as principle is the same with the present invention, is considered as the protection domain of patent of the present invention equally.
As a kind of special case of the present invention, due to the restriction of mould or other conditions, when process portion is completed by other equipment, most of operation has been controlled automatically by this equipment, also at the protection domain of patent of the present invention.
As a kind of special case of the present invention, basis of the present invention increases the automation equipment that automatic charging, automatic demoulding or other functional structures are formed, also in scope of patent protection of the present invention.
The above is only a kind of embodiment of the present invention, not any pro forma restriction is done to the present invention, the exposure of this embodiment is not intended to limit the present invention, any those skilled in the art is not when departing from patent processing range of the present invention, the Method and process of above-mentioned announcement can be utilized to make possible variation and modification to present invention process scheme, the equivalence realizing other changes is implemented, therefore, every content not departing from present invention process, according to technique essence of the present invention, any simple modification is done to above-mentioned embodiment, equivalence is replaced and is modified, all belong to the protection domain of present invention process.
Claims (3)
1. a melt-processable fluororesin automatic extruding former is made up of hydraulic press (1), mould (4), heater, heat abstractor and each action component centered by computer and temperature, pressure control device; It is characterized in that: hydraulic press (1) is moved up and down by hydraulic jack (2), briquetting (3) driven mold (4), completes die sinking, matched moulds, pressurization, hot pressing, release, stripping action; Described hot pressing applies different pressures and different heating-up temperatures to the goods (5) in mould (4) needed for goods each operation section; Insert raw material in described mould (3) and after operation completes, obtain the goods (5) of required form; Described heater is for being arranged on
up and downelectrothermal tube (6) in briquetting (3) and temperature sensor (7), control to the goods in mould (4) and provide corresponding heating-up temperature needed for each operation section; Described heat abstractor is for being positioned at the other fan of mould (4) or liquid spraying device (8); Computer controls corresponding component according to the requirement of each operation of forming process and performs relevant action, and controls electrothermal tube (6), fan, hydraulic pump, pressure valve, hydraulic jack (2) parts, for each operation of whole forming process provides relevant temperature and pressure.
2. a kind of melt-processable fluororesin automatic extruding former according to claim 1, it is characterized in that: described computer comprises single-chip microcomputer, PLC, PC, embedded system, and there is controller, the required program software of operation of calculation function, also comprise multiple difference in functionality control device and be combined into the equipment combination with logical operation function.
3. a kind of melt-processable fluororesin automatic extruding former according to claim 1, is characterized in that: described hydraulic jack (2) is placed in robot base, also belongs to scope of patent protection of the present invention when oil cylinder overhead or at other positions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510510309.XA CN104999612A (en) | 2015-08-19 | 2015-08-19 | Equipment for automatic compression molding of melt-processible fluroresin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510510309.XA CN104999612A (en) | 2015-08-19 | 2015-08-19 | Equipment for automatic compression molding of melt-processible fluroresin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104999612A true CN104999612A (en) | 2015-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510510309.XA Pending CN104999612A (en) | 2015-08-19 | 2015-08-19 | Equipment for automatic compression molding of melt-processible fluroresin |
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| CN (1) | CN104999612A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107856244A (en) * | 2017-10-14 | 2018-03-30 | 佛山海格利德机器人智能设备有限公司 | A kind of novel environment friendly plastic type material processing unit (plant) and processing method |
| CN108032506A (en) * | 2018-01-16 | 2018-05-15 | 株洲宏大高分子材料有限公司 | A kind of tetrafluoroethene and perfluoroalkyl vinyl ether copolymer bourdon tube forming method |
| CN111070528A (en) * | 2019-12-12 | 2020-04-28 | 永豪光电（中国）有限公司 | Die pressing and conveying mechanism for spherical lens |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0647763A (en) * | 1992-07-31 | 1994-02-22 | Matsushita Electric Works Ltd | Molding apparatus |
| CN1964827A (en) * | 2004-06-11 | 2007-05-16 | Gpac科技私人有限公司 | Method for forming high strength mould |
| CN203611417U (en) * | 2013-11-04 | 2014-05-28 | 江苏国力锻压机床有限公司 | Hydraulic machine for glass reinforced plastic product |
-
2015
- 2015-08-19 CN CN201510510309.XA patent/CN104999612A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0647763A (en) * | 1992-07-31 | 1994-02-22 | Matsushita Electric Works Ltd | Molding apparatus |
| CN1964827A (en) * | 2004-06-11 | 2007-05-16 | Gpac科技私人有限公司 | Method for forming high strength mould |
| CN203611417U (en) * | 2013-11-04 | 2014-05-28 | 江苏国力锻压机床有限公司 | Hydraulic machine for glass reinforced plastic product |
Non-Patent Citations (1)
| Title |
|---|
| 洪慎章: "《实用吹塑成型及模具设计》", 31 January 2007, 机械工业出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107856244A (en) * | 2017-10-14 | 2018-03-30 | 佛山海格利德机器人智能设备有限公司 | A kind of novel environment friendly plastic type material processing unit (plant) and processing method |
| CN108032506A (en) * | 2018-01-16 | 2018-05-15 | 株洲宏大高分子材料有限公司 | A kind of tetrafluoroethene and perfluoroalkyl vinyl ether copolymer bourdon tube forming method |
| CN111070528A (en) * | 2019-12-12 | 2020-04-28 | 永豪光电（中国）有限公司 | Die pressing and conveying mechanism for spherical lens |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151028 |
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| WD01 | Invention patent application deemed withdrawn after publication |