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 PDFInfo
- 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
- Authority
- 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
Links
- 239000011152 fibreglass Substances 0.000 title claims abstract description 34
- 238000000465 moulding Methods 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000003723 Smelting Methods 0.000 claims abstract description 54
- 238000003756 stirring Methods 0.000 claims abstract description 21
- 238000001746 injection moulding Methods 0.000 claims abstract description 13
- 230000011218 segmentation Effects 0.000 claims abstract description 6
- 238000005266 casting Methods 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 19
- 238000002844 melting Methods 0.000 claims description 7
- 230000008018 melting Effects 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 5
- 230000001680 brushing effect Effects 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000000155 melt Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000002347 injection Methods 0.000 abstract description 3
- 239000007924 injection Substances 0.000 abstract description 3
- 239000011521 glass Substances 0.000 description 9
- 238000009740 moulding (composite fabrication) Methods 0.000 description 9
- 239000004744 fabric Substances 0.000 description 8
- 239000003365 glass fiber Substances 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000009960 carding Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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
- B29C45/0005—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor using fibre reinforcements
-
- 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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
-
- 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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/58—Details
Landscapes
- 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
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.
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 |
Family
ID=65376906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811389510.7A Pending 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 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109366914A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115674763A (en) * | 2021-07-22 | 2023-02-03 | 中国石油天然气股份有限公司 | A device and method for forming chemical self-generated heat plugging remover |
| CN118609993A (en) * | 2024-05-27 | 2024-09-06 | 泰安鑫杰机械有限公司 | Transformer winding insulation casting manufacturing system and manufacturing method |
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| 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 |
-
2018
- 2018-11-21 CN CN201811389510.7A patent/CN109366914A/en active Pending
Patent Citations (3)
| 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)
| Title |
|---|
| 陶春生等, 国防科技大学出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115674763A (en) * | 2021-07-22 | 2023-02-03 | 中国石油天然气股份有限公司 | A device and method for forming chemical self-generated heat plugging remover |
| CN118609993A (en) * | 2024-05-27 | 2024-09-06 | 泰安鑫杰机械有限公司 | Transformer winding insulation casting manufacturing system and manufacturing method |
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Application publication date: 20190222 |
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