CN109366914A - A kind of molding machine and its forming method of solar bracket glass fiber reinforced plastics product - Google Patents

A kind of molding machine and its forming method of solar bracket glass fiber reinforced plastics product Download PDF

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Publication number
CN109366914A
CN109366914A CN201811389510.7A CN201811389510A CN109366914A CN 109366914 A CN109366914 A CN 109366914A CN 201811389510 A CN201811389510 A CN 201811389510A CN 109366914 A CN109366914 A CN 109366914A
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CN
China
Prior art keywords
smelting furnace
mold
glass fiber
fiber reinforced
solar bracket
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.)
Pending
Application number
CN201811389510.7A
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Chinese (zh)
Inventor
施纯颢
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui New Type Material Co Ltd
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Anhui New Type Material Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Anhui New Type Material Co Ltd filed Critical Anhui New Type Material Co Ltd
Priority to CN201811389510.7A priority Critical patent/CN109366914A/en
Publication of CN109366914A publication Critical patent/CN109366914A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0005Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor using fibre reinforcements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/46Means for plasticising or homogenising the moulding material or forcing it into the mould
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/46Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/58Details

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)

Abstract

The invention discloses the molding machines and its forming method of a kind of solar bracket glass fiber reinforced plastics product, are related to glass reinforced plastic processing equipment field;Smelting apparatus includes smelting furnace, rabbling mechanism and pressure control mechanism, rabbling mechanism includes motor, support frame, hydraulic stem and stirring rod, support frame is fixedly connected at the top of smelting furnace, support frame is equipped with hydraulic stem, the piston rod of hydraulic stem is fixedly connected with the shell of motor, the output shaft of motor is fixedly connected with one end of stirring rod, and the other end of stirring rod is fixedly connected with paddle;Feeding port is additionally provided at the top of smelting furnace, pressure control mechanism is connected to the top of smelting furnace by pipeline;Supercharging device of the invention increases injection pressure, is conducive to be full of mold;It is molded using segmentation, solves the problems, such as that the injection molding of frame-type product is inconvenient.

Description

A kind of molding machine and its forming method of solar bracket glass fiber reinforced plastics product
Technical field
The present invention relates to glass reinforced plastic processing equipment field, specially a kind of molding of solar bracket glass fiber reinforced plastics product Device and its forming method.
Background technique
In the prior art, the glass fiber reinforced plastics product of solar bracket mostly uses greatly the molding mode of forging and stamping, however this molding Mode usually will cause a large amount of waste, increase cost of manufacture;According to the molding mode of injection molding, then because of solar bracket Structure tends not to obtain good product, easily occurs being molded incomplete phenomenon.
Such as application number CN03149892.2 glass reinforced plastic pultrusion special section preformation method and preforming adjuster, including glass First shaping → glass core cloth end shaping → side glass surface cloth shaping → glass fibre yarn the Shu Erci of yarn beam primary distribution → glass core cloth That distributes combing → surface felt, glass fibre yarn beam, glass core cloth and glass surface cloth summarizes six preforming steps such as molding.This is pre- Forming adjuster includes the six step process institute such as grid, core cloth reshaping frame, core molding with cloth frame, face cloth reshaping frame, carding frame, forming supporter The dedicated unit used, all dedicated units, which are mounted on, to be adjusted on the guide rail of mutual alignment by fixing bolt, and centre, which is run through, to be had For the molding core iron of glass.Using above-mentioned preforming adjuster, by the adjustment of six one-step formings and pultrusion, can it is preforming go out It is smooth it is straight, enrich full glass fibre yarn beam without local hole, corner at the beginning of type, can be produced using thermoset mold high-quality The glass fiber product of amount;It uses extrusion forming, the molding for bracket class, and extruding is often not suitable for.
Summary of the invention
To solve the problems such as above-mentioned with high costs, injection molding is incomplete, the present invention devises a kind of solar bracket glass The molding machine and its forming method of steel part.
A kind of molding machine of solar bracket glass fiber reinforced plastics product, including mold, casting device and smelting apparatus, it is described The discharge port grafting of the sprue of mold and the casting device, the feed inlet of the casting device and the discharge port of smelting apparatus Be fixedly connected, the smelting apparatus includes smelting furnace, rabbling mechanism and pressure control mechanism, the rabbling mechanism include motor, Support frame, hydraulic stem and stirring rod, support frame is fixedly connected at the top of the smelting furnace, and support frame as described above is equipped with hydraulic Bar, the piston rod of the hydraulic stem are fixedly connected with the shell of the motor, the output shaft of the motor and the stirring rod One end is fixedly connected, and the other end of the stirring rod is fixedly connected with paddle;It is additionally provided with feeding port at the top of the smelting furnace, The pressure control mechanism is connected to the top of the smelting furnace by pipeline.
Preferably, the pressure control mechanism includes pressure reducing valve, vacuum pump and pressurizing device, and the pressure reducing valve is located at and institute It states on the relief line connected at the top of smelting furnace, the vacuum pump and the pressurizing device pass through vacuum pipe and forcing pipe respectively Road is connect with the smelting furnace.
Preferably, the casting device includes gate spool, attemperator and supercharging device, is successively arranged on the gate spool Solenoid valve is arranged below in the supercharging device and the attemperator, the attemperator.
Preferably, the holding temperature of shown attemperator setting is identical as the temperature of the smelting furnace.
Preferably, the feed inlet junction of the discharge port of the smelting furnace and the casting device is equipped with filter device.
A kind of forming method of solar bracket glass fiber reinforced plastics product, comprises the following steps:
Step 1: according to the shape and size designing of solar bracket bracket and mold is made, because solar bracket is frame Frame structure, to guarantee to be molded quality, segmentation injection molding.
Step 2: proportionally launching the making material of glass reinforced plastic into the smelting furnace after the completion of Mold Making, cover The sealing cover of the upper feeding port, start the smelting furnace driving device and the motor, be stirred, so that the glass The material melts of steel close the motor at the liquid of even density, and the paddle stops stirring and movement;
It is vacuumized Step 3: opening vacuum pump, carries out vacuum defoamation, maintained vacuum degree in 0.0MPa to 0.1MPa, close The vacuum pump vacuum pressure maintaining is for a period of time;
Step 4: the pressurizing device is opened after deaeration, so that air pressure and external atmosphere pressure phase in the smelting furnace Together, the pressurizing device is closed;
Step 5: the discharge port of the casting device is connected with the sprue on the mold, solenoid valve is opened, is beaten The pressurizing device and the supercharging device are opened, the material feeding into the mold is started;After material feeding, the pressurizing device is closed With the supercharging device and the solenoid valve;
Step 6: opening the pressure reducing valve, bleed off pressure identical as external atmosphere pressure to the melting furnace pressure;
Step 7: the glass reinforced plastic cooled and solidified opens mold after a period of time, glass fiber reinforced plastics product is taken out.Preferably, To be convenient in demoulding, before mold clamping, the brushing release agent in mold.
Compared with the prior art, the advantages of the present invention are as follows: solar bracket is made using injection moulding process, has saved material Material, reduces costs;Agitating device of the invention makes stirring more abundant;Attemperator of the invention, so that solution is from melting Temperature when furnace comes out into mold is constant always, is conducive to injection molding;Supercharging device of the invention increases injection pressure, benefit In full of mold;The present invention solves the problems, such as that the injection molding of frame-type product is inconvenient using segmentation injection molding.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the schematic diagram of casting device and smelting apparatus of the invention;
Wherein, 1- mold, 2- casting device, 3- smelting apparatus, 4- smelting furnace, 5- motor, 6- support frame, 7- stirring rod, 8- pressure reducing valve, 9- vacuum pump, 10- pressurizing device, 11- attemperator, 12- supercharging device, 13- solenoid valve, 14- hydraulic stem.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to The drawings and specific embodiments, the present invention is further explained.
Embodiment 1
As shown in Fig. 1 to 2, a kind of molding machine of solar bracket glass fiber reinforced plastics product, including mold 1, casting device 2 With smelting apparatus 3, the discharge port grafting of the sprue of the mold 1 and the casting device 2, the charging of the casting device 2 Mouth is fixedly connected with the discharge port of smelting apparatus 3, and the smelting apparatus 3 includes that smelting furnace 4, rabbling mechanism and pressure control machine Structure, the rabbling mechanism include motor 5, support frame 6, hydraulic stem 14 and stirring rod 7, and the top of the smelting furnace 4 is fixedly connected There is support frame 6, support frame as described above 6 is equipped with hydraulic stem 14, and the piston rod of the hydraulic stem 14 and the shell of the motor 5 are fixed Connection, the output shaft of the motor 5 are fixedly connected with one end of the stirring rod 7, and the other end of the stirring rod 7 is fixedly connected There is paddle;The top of the smelting furnace 4 is additionally provided with feeding port, and the pressure control mechanism is connected to the melting by pipeline The top of furnace 4.
The pressure control mechanism includes pressure reducing valve 8, vacuum pump 9 and pressurizing device 10, the pressure reducing valve 8 be located at it is described On the relief line connected at the top of smelting furnace 4, the vacuum pump 9 and the pressurizing device 10 pass through vacuum pipe and pressurization respectively Pipeline is connect with the smelting furnace 4.
The casting device 2 includes gate spool, attemperator 11 and supercharging device 12, is successively arranged institute on the gate spool Supercharging device 12 and the attemperator 11 are stated, solenoid valve 13 is arranged below in the attemperator 11.
The feed inlet junction of the discharge port of the smelting furnace 4 and the casting device 2 is equipped with filter device.
A kind of forming method of solar bracket glass fiber reinforced plastics product, comprises the following steps:
Step 1: according to the shape and size designing of solar bracket bracket and mold is made, because solar bracket is frame Frame structure, to guarantee to be molded quality, segmentation injection molding.
Step 2: proportionally launch the making material of glass reinforced plastic into the smelting furnace 4 after the completion of Mold Making, The sealing cover for covering the feeding port starts the driving device and the motor 5 of the smelting furnace 4, is stirred, so that described The material melts of glass reinforced plastic close the motor 5 at the liquid of even density, and the paddle stops stirring and movement;
It is vacuumized Step 3: opening vacuum pump 9, carries out vacuum defoamation, maintained vacuum degree in 0.05MPa to 0.1MPa, close Close the 9 vacuum pressure maintaining of vacuum pump for a period of time;
Step 4: the pressurizing device 10 is opened after deaeration, so that air pressure and external atmosphere pressure in the smelting furnace 4 It is identical, close the pressurizing device 10;
Step 5: the discharge port of the casting device 2 is connected with the sprue on the mold 1, solenoid valve is opened 13, the pressurizing device 10 and the supercharging device 12 are opened, the material feeding into the mold 1 is started;After material feeding, institute is closed State pressurizing device 10 and the supercharging device 12 and the solenoid valve 13;
Step 6: opening the pressure reducing valve 8, bleed off pressure identical as external atmosphere pressure to pressure in the smelting furnace 4;
Step 7: the glass reinforced plastic cooled and solidified opens mold after a period of time, glass fiber reinforced plastics product is taken out.
In the present embodiment, to be convenient in demoulding, before mold clamping, the brushing release agent in mold;The heat preservation setting Holding temperature it is identical as the temperature of the smelting furnace 4.
The course of work and principle: opening feeding port, and material needed for production glass reinforced plastic is proportionally added into smelting furnace, is opened Smelting furnace and motor are opened, is stirred in heating and melting material, so that finally obtaining the liquid of uniform ingredients, in whipping process, is opened Hydraulic stem is opened, so that stirring limb rotation stirring side moves up and down, so that stirring is more abundant;Motor and liquid are closed after the completion of melting Compression bar opens vacuum pump, carries out vacuum defoamation, removes the gas in solution, prevents the bladdery appearance of glass fiber reinforced plastics product;Deaeration After open pressurizing device so that air pressure is identical with external atmosphere pressure in smelting furnace, close pressurizing device;Filling is poured by described The discharge port set is connected with the sprue on the mold, opens solenoid valve, opens pressurizing device and the supercharging device, opens Begin the material feeding into the mold;After material feeding, the pressurizing device, the supercharging device and the solenoid valve are closed;It opens The pressure reducing valve is bled off pressure identical as external atmosphere pressure to the melting furnace pressure;After a period of time, the glass reinforced plastic is cooling solidifying Gu opening mold, glass fiber reinforced plastics product is taken out.
Described on base, solar bracket is made using injection moulding process in the present invention, has saved material, has reduced costs;This hair Bright agitating device makes stirring more abundant;Attemperator of the invention, when so that solution coming out to from smelting furnace into mold Temperature it is constant always, be conducive to injection molding;Supercharging device of the invention increases injection pressure, is conducive to be full of mold;The present invention It is molded using segmentation, solves the problems, such as that the injection molding of frame-type product is inconvenient.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (7)

1. a kind of molding machine of solar bracket glass fiber reinforced plastics product, including mold (1), casting device (2) and smelting apparatus (3), the discharge port grafting of the sprue of the mold (1) and the casting device (2), the feed inlet of the casting device (2) It is fixedly connected with the discharge port of smelting apparatus (3), which is characterized in that the smelting apparatus (3) includes smelting furnace (4), blender Structure and pressure control mechanism, the rabbling mechanism include motor (5), support frame (6), hydraulic stem (14) and stirring rod (7), described It is fixedly connected at the top of smelting furnace (4) support frame (6), support frame as described above (6) is equipped with hydraulic stem (14), the hydraulic stem (14) piston rod is fixedly connected with the shell of the motor (5), output shaft and the stirring rod (7) of the motor (5) One end is fixedly connected, and the other end of the stirring rod (7) is fixedly connected with paddle;It is additionally provided at the top of the smelting furnace (4) Feeding port, the pressure control mechanism are connected to the top of the smelting furnace (4) by pipeline.
2. a kind of molding machine of solar bracket glass fiber reinforced plastics product according to claim 1, which is characterized in that described Pressure control mechanism includes pressure reducing valve (8), vacuum pump (9) and pressurizing device (10), and the pressure reducing valve (8) is located at and the melting On the relief line connected at the top of furnace (4), the vacuum pump (9) and the pressurizing device (10) by vacuum pipe and add respectively Pressure pipeline is connect with the smelting furnace (4).
3. a kind of molding machine of solar bracket glass fiber reinforced plastics product according to claim 1, which is characterized in that described Casting device (2) includes gate spool, attemperator (11) and supercharging device (12), is successively arranged the pressurization on the gate spool Solenoid valve (13) are arranged below in device (12) and the attemperator (11), the attemperator (11).
4. a kind of molding machine of solar bracket glass fiber reinforced plastics product according to claim 3, which is characterized in that shown The holding temperature of attemperator (11) setting is identical as the temperature of the smelting furnace (4).
5. a kind of molding machine of solar bracket glass fiber reinforced plastics product according to claim 1, which is characterized in that described The discharge port of smelting furnace (4) and the feed inlet junction of the casting device (2) are equipped with filter device.
6. a kind of forming method of solar bracket glass fiber reinforced plastics product, which is characterized in that comprise the following steps:
Step 1: according to the shape and size designing of solar bracket bracket and mold is made, because solar bracket is frame knot Structure, to guarantee to be molded quality, segmentation injection molding.
Step 2: proportionally launching the making material of glass reinforced plastic into the smelting furnace (4) after the completion of Mold Making, cover The sealing cover of the upper feeding port, starts the driving device and the motor (5) of the smelting furnace (4), is stirred, so that institute The material melts of glass reinforced plastic are stated into the liquid of even density, are closed the motor (5), the paddle stops stirring and movement;
It is vacuumized Step 3: opening vacuum pump (9), carries out vacuum defoamation, maintained vacuum degree in 0.05MPa to 0.1MPa, close Vacuum pump (9) the vacuum pressure maintaining is for a period of time;
Step 4: the pressurizing device (10) are opened after deaeration, so that the interior air pressure of the smelting furnace (4) and external atmosphere pressure It is identical, close the pressurizing device (10);
Step 5: the discharge port of the casting device (2) is connected with the sprue on the mold (1), solenoid valve is opened (13), the pressurizing device (10) and the supercharging device (12) are opened, the material feeding in the mold (1) is started;Material feeding terminates Afterwards, the pressurizing device (10) and the supercharging device (12) and the solenoid valve (13) are closed;
Step 6: opening the pressure reducing valve (8), bleed off pressure identical as external atmosphere pressure to the smelting furnace (4) interior pressure;
Step 7: the glass reinforced plastic cooled and solidified opens mold after a period of time, glass fiber reinforced plastics product is taken out.
7. a kind of forming method of solar bracket glass fiber reinforced plastics product according to claim 6, which is characterized in that be de- Mould is convenient, before mold clamping, the brushing release agent in mold.
CN201811389510.7A 2018-11-21 2018-11-21 A kind of molding machine and its forming method of solar bracket glass fiber reinforced plastics product Pending CN109366914A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811389510.7A CN109366914A (en) 2018-11-21 2018-11-21 A kind of molding machine and its forming method of solar bracket glass fiber reinforced plastics product

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811389510.7A CN109366914A (en) 2018-11-21 2018-11-21 A kind of molding machine and its forming method of solar bracket glass fiber reinforced plastics product

Publications (1)

Publication Number Publication Date
CN109366914A true CN109366914A (en) 2019-02-22

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Application Number Title Priority Date Filing Date
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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202983591U (en) * 2012-11-16 2013-06-12 重庆奥博铝材制造有限公司 Permanent magnet stirring machine
US20160059500A1 (en) * 2013-05-31 2016-03-03 Toray Industries, Inc. Production method and production apparatus for fiber-reinforced plastic
CN106217905A (en) * 2016-08-29 2016-12-14 优利康达(天津)科技有限公司 A kind of glass fiber reinforced plastics product former and forming method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202983591U (en) * 2012-11-16 2013-06-12 重庆奥博铝材制造有限公司 Permanent magnet stirring machine
US20160059500A1 (en) * 2013-05-31 2016-03-03 Toray Industries, Inc. Production method and production apparatus for fiber-reinforced plastic
CN106217905A (en) * 2016-08-29 2016-12-14 优利康达(天津)科技有限公司 A kind of glass fiber reinforced plastics product former and forming method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
陶春生等, 国防科技大学出版社 *

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Application publication date: 20190222

RJ01 Rejection of invention patent application after publication