CN101670633A - Internal heating method and internal heating and solidifying device - Google Patents
Internal heating method and internal heating and solidifying device Download PDFInfo
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- CN101670633A CN101670633A CN200810137096A CN200810137096A CN101670633A CN 101670633 A CN101670633 A CN 101670633A CN 200810137096 A CN200810137096 A CN 200810137096A CN 200810137096 A CN200810137096 A CN 200810137096A CN 101670633 A CN101670633 A CN 101670633A
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Abstract
The invention discloses an internal heating method and an internal heating and solidifying device. An electric heating element is arranged in a die to heat and cure a product from the inside to the outside. The internal heating and solidifying device comprises an internal heating die, a conductive system and an electrical control system. Because the heating element is arranged in the die and is connected with an electric power supply facility through a conductive slip ring, the internal heating method and the internal heating and solidifying device can guarantee the surface safety of the die;the internal heating method and the internal heating and solidifying device solve the problem that the inner surface of the product lacks of glue, because in the using process, the electric heating element is started to directly heat the die so as to solidify the product from the inside to the outside, the inner surface of the product is heated firstly and resin is moved to the inner surface of the product in the heating process; microcracks are not generated on the outer surface of the product; the internal heating and solidifying device better facilitates the operation of removing bubbles and improving the infiltrative of fibers, thereby better exerting the effects of materials; and the internal heating and solidifying device can implement the curing when wound, thereby greatly improvingthe production efficiency and saving energy. Therefore, the internal heating and solidifying device can be widely used as equipment for a solidifying process for a high-temperature solidifying fiberto wind and form a composite material.
Description
Technical field:
The present invention relates to a kind of method and internal heating and internal heating curing device that is used for hot setting fiber winding forming composite material solidification operation.
Background technology:
At present the mould of hot setting fiber winding forming composite adopts outer technology of solidifying, promptly Wrapping formed after, product and mould are together put into curing oven, heat up by curing oven product is heating and curing.Because the surface migration of resin thermotropism in the heating process, so the poor relatively glue of inner surface need be made inner liner in order to improve surface quality and antiseptic property.In addition, mould is heated and lags behind product external surfaces, and product external surfaces is heated earlier and solidify in the solidification process, and mould just reaches the maximum swelling point then, so product external surfaces easily produces micro-crack, and the effectiveness of material can not maximum be brought into play.Solve above-mentioned problems and become urgent need.
The content of invention:
Overcome the deficiencies in the prior art, design a kind of method and internal heating and internal heating curing device that is used for hot setting fiber winding forming composite material solidification operation.A kind of method and internal heating is that heating is placed in the mould, makes product being heating and curing from inside to outside.The internal heating curing device of realizing this method comprises interior heating mould, conducting system, electric-control system, it comprises mould, heating, conducting slip ring, insulation sleeve wherein interior heating mould, heating element heater is positioned at mould, end at mould is provided with conducting slip ring, heating is connected with conducting slip ring, between mould and conducting slip ring insulation sleeve is housed, and conducting system comprises power supply (line), carbon brush, power line and carbon brush join, and carbon brush is connected with the conducting slip ring of interior heating mould; The electric-control system of device is made up of control element.Method of the present invention is owing to be that heating is placed in the mould, makes product being heating and curing from inside to outside, so inner surface is heated earlier, and resin has solved the poor glue of product inner surface, outer surface produces the micro-crack problem to the migration of product inner surface in the heating process.Device of the present invention links to each other with power supply facilities by conducting slip ring because heating element heater places mould inside, and insulation sleeve places between mould and the conducting slip ring, therefore can guarantee die surface safety.In use, heating starts, directly to mold heated, form product being heating and curing from inside to outside, because the product inner surface is heated earlier, resin moves to the product inner surface in the heating process, solved the problem of the poor glue of product inner surface, product external surfaces can not produce micro-crack yet.Owing to adopt the internal heating curing device to be more conducive to get rid of bubble, improve the wellability of fiber, thereby brought into play the effectiveness of material better.In addition, the internal heating curing device can be implemented to solidify in Wrapping formed, has improved production efficiency greatly, and energy savings.
Description of drawings:
Fig. 1 is a front view of the present invention;
Fig. 2 is an electric circuit diagram of the present invention;
Fig. 3 is second kind of embodiment front view of the present invention;
Fig. 4 is the second embodiment of the invention electric circuit diagram.
The specific embodiment:
As shown in Figure 1, 2, the internal heating curing device comprises electrical control cubicles 1, power line 2, carbon brush 3, conducting slip ring 4, heating 5, lead 6, mould 7, insulation sleeve 8, and wherein conducting slip ring, heating, lead, insulation sleeve bury and be placed in the mould.Electrical control cubicles, power line, carbon brush, conducting slip ring, heating, lead form closed circuit, and the heating heating of energising back is heated mould; Be provided with the time relay in the electrical control cubicles, control mold temperature heat time heating time by controlling; Because the formation of carbon brush and conducting slip ring is slidingly matched, can guarantee that the internal heating curing device works under the mould rotation status.
The course of work of its circuit is: isolating switch QS introduces power supply, link to each other with solid-state relay SSR by fuse FU, and when solid-state relay SSR control end has electric current to pass through, electrothermal tube R work, indicator lamp work.When this control failure of current, electrothermal tube R and indicator lamp HL quit work.Fuse FU shields in the line.When overtension or when being short-circuited situation, can cut off main power source, guarantee electric heating system safety.
The course of work of control circuit is: seamless device ZY converts the 220V alternating current to the 12V direct current, and service time relay timing closing contact KT1, AN are time relay setting value SR.Closed SA1, SA2 switch, contact KT1 is according to the setting-up time difference for the normal timing closing of the time relay, supplies with or disconnection solid-state relay SSR input electric current, makes electrothermal tube R by the design time discontinuous operation.12H is the carbon brush structure in the device, also can cut off being connected between control circuit and the main circuit.A plays duplicate protection to control circuit with switch S.Scram button SB1 can cut off the The whole control loop when emergency takes place.
Second kind of embodiment of the present invention, shown in Fig. 3,4, the internal heating curing device comprises electrical control cubicles 1, power line 2, carbon brush 3, conducting slip ring 4, heating 5, lead 6, mould 7, insulation sleeve 8, thermal resistance 9, and wherein conducting slip ring, heating, lead, insulation sleeve bury and be placed in the mould.Electrical control cubicles, power line, carbon brush, conducting slip ring, heating, lead form closed circuit, and the heating heating of energising back is heated mould.During work thermal resistance is inserted mould inside, thermal resistance is measured mold temperature, comes temperature control by digital displaying meter.Because carbon brush and conducting slip ring form and are slidingly matched, and between thermocouple and the mould bearing are arranged, and can guarantee the work of internal heating curing device under the mould rotation status.
The course of work of its circuit is: isolating switch QS introduces power supply, link to each other with solid-state relay SSR by fuse FU, and when solid-state relay SSR control end has electric current to pass through, electrothermal tube R work, indicator lamp work; When this control failure of current, electrothermal tube R and indicator lamp HL quit work; Fuse FU shields in the line.When overtension or when being short-circuited situation, can cut off main power source, guarantee electric heating system safety.
The course of work of control circuit is: seamless device ZY converts the 220V alternating current to the 12V direct current, supplies with digital displaying meter normally opened contact K1, the real-time Measurement die internal temperature of thermal resistance PT100.SX gives desired temperature to digital displaying meter.Closed KA1, KA2 switch, when measuring temperature less than design temperature, digital displaying meter normally opened contact K1 closure makes solid-state relay SSR have the control electric current to pass through, electrothermal tube R work.When measuring that temperature equals or during near design temperature, contact K1 disconnects, electrothermal tube R quits work, and realizes the intensification and the thermostatic control of mould thus.12H is the carbon brush structure in the device, also can cut off being connected between control circuit and the main circuit.A plays duplicate protection to control circuit with switch S.Scram button SB1 can cut off the The whole control loop when emergency takes place.
Claims (5)
1, a kind of method and internal heating is characterized in that: heating is placed in the mould, make product being heating and curing from inside to outside.
2, a kind of internal heating curing device that is used for hot setting fiber winding forming composite material solidification operation is characterized in that: be made up of interior heating mould, conducting system, electric-control system.
3, internal heating curing device as claimed in claim 2, it is characterized in that: be provided with heating element heater in the heating mould in said, end at mould is provided with conducting slip ring, heating is connected with conducting slip ring, between mould and conducting slip ring, insulation sleeve is housed, be provided with carbon brush holder on wrapping machine, carbon brush is adorned thereon, and carbon brush and power line join, carbon brush and conducting slip ring form and be slidingly matched.
4, as claim 2 or 3 described internal heating curing devices, it is characterized in that: the control time relay is controlled heat time heating time.
5, as claim 2 or 3 described internal heating curing devices, it is characterized in that: thermal resistance Measurement die internal temperature is adopted in control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810137096A CN101670633A (en) | 2008-09-11 | 2008-09-11 | Internal heating method and internal heating and solidifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810137096A CN101670633A (en) | 2008-09-11 | 2008-09-11 | Internal heating method and internal heating and solidifying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101670633A true CN101670633A (en) | 2010-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810137096A Pending CN101670633A (en) | 2008-09-11 | 2008-09-11 | Internal heating method and internal heating and solidifying device |
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| CN (1) | CN101670633A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978591A (en) * | 2014-05-14 | 2014-08-13 | 哈尔滨理工大学 | Heat-curing moulding device and preparation method for fiber-winded metal inner liner composite container by using the heat-curing moulding device |
| CN107127953A (en) * | 2017-07-19 | 2017-09-05 | 徐石交 | Rotation heating major axis |
| CN107364051A (en) * | 2017-09-14 | 2017-11-21 | 长春燃气热力设计研究院有限责任公司 | A kind of polyethylene pipe welding firing equipment and its heating means |
| CN109124671A (en) * | 2018-10-10 | 2019-01-04 | 上海市富力达科技股份有限公司 | A kind of Water ball structure and glue injection method |
| CN109571988A (en) * | 2018-11-30 | 2019-04-05 | 合肥海银杆塔有限公司 | A kind of complex pole tower Wound Dies with acceleration solidification effect |
| CN112095339A (en) * | 2020-09-27 | 2020-12-18 | 哈尔滨师范大学 | Preparation process of self-supporting g-C3N4/CDots nanofiber film |
-
2008
- 2008-09-11 CN CN200810137096A patent/CN101670633A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978591A (en) * | 2014-05-14 | 2014-08-13 | 哈尔滨理工大学 | Heat-curing moulding device and preparation method for fiber-winded metal inner liner composite container by using the heat-curing moulding device |
| CN103978591B (en) * | 2014-05-14 | 2016-01-20 | 哈尔滨理工大学 | A kind of shaping device and use it to prepare the method for Filament-wound Machine metal inner lining clad vessel of being heating and curing |
| CN107127953A (en) * | 2017-07-19 | 2017-09-05 | 徐石交 | Rotation heating major axis |
| CN107364051A (en) * | 2017-09-14 | 2017-11-21 | 长春燃气热力设计研究院有限责任公司 | A kind of polyethylene pipe welding firing equipment and its heating means |
| CN107364051B (en) * | 2017-09-14 | 2023-07-28 | 长春燃气热力设计研究院有限责任公司 | Polyethylene pipeline welding heating equipment and heating method thereof |
| CN109124671A (en) * | 2018-10-10 | 2019-01-04 | 上海市富力达科技股份有限公司 | A kind of Water ball structure and glue injection method |
| CN109571988A (en) * | 2018-11-30 | 2019-04-05 | 合肥海银杆塔有限公司 | A kind of complex pole tower Wound Dies with acceleration solidification effect |
| CN112095339A (en) * | 2020-09-27 | 2020-12-18 | 哈尔滨师范大学 | Preparation process of self-supporting g-C3N4/CDots nanofiber film |
| CN112095339B (en) * | 2020-09-27 | 2022-09-16 | 哈尔滨师范大学 | Preparation process of self-supporting g-C3N4/CDots nanofiber film |
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Open date: 20100317 |