CN203527898U - Glass reinforced plastic molding system - Google Patents
Glass reinforced plastic molding system Download PDFInfo
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- CN203527898U CN203527898U CN201320325356.3U CN201320325356U CN203527898U CN 203527898 U CN203527898 U CN 203527898U CN 201320325356 U CN201320325356 U CN 201320325356U CN 203527898 U CN203527898 U CN 203527898U
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- curing agent
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Abstract
The utility model discloses a glass reinforced plastic molding system, comprising a resin pump, a curing agent pump, a phenolic resin feed cylinder, a curing agent feed cylinder and a spray gun, wherein the spray gun comprises a resin nozzle, a curing agent nozzle and a glass fiber cutter, the feed port and the discharge port of the curing agent pump are respectively connected with the curing agent feed cylinder and the curing agent nozzle of the spray gun, the feed port and the discharge port of the resin pump are respectively connected with the phenolic resin feed cylinder and the resin nozzle of the spray gun, the resin nozzle is arranged between the glass fiber cutter and the curing agent nozzle, the curing agent and the glass fiber sprayed by the spray gun during spraying are respectively joined with sprayed phenolic resin feed liquid, the joined curing feed liquid is sprayed to a target spraying surface for curing and molding. The phenolic resin feed liquid can be sprayed through the spray gun after modulating, and the phenolic resin, the curing agent and the glass fiber can be uniformly mixed through spraying, the molding efficiency of the phenolic resin is improved, the manufacture environment is improved, and the gumming meets requirements of the field spraying line-manufacturing process.
Description
Technical field
The utility model relates to Molding Technologies of Glass Fibre Reinforced Plastics field, particularly its system of fiberglass moulding of a kind of phenolic resins injection molding.
Background technology
Phenolic resins has good corrosion resistance and temperature tolerance, its performance will be considerably beyond unsaturated-resin, also to surpass vinylite in some aspects, and it is cheap, but due to its operating difficulties with solidify the reason such as slow and restricted the application in fiberglass, especially seldom application in large tank market.Due to the characteristic of phenolic resins, it is slow a lot of that the relative unsaturated-resin of phenolic resin curing speed is wanted, and need heating to solidify, and relatively just extended the production cycle of phenolic fiberglass reinforced plastics goods.The successful example that does not also use at home spray gun operation, generally all whitewashes realization by craft.
Cannot by spray gun, realize the injection molding of phenolic resins at present, its main cause is as follows:
The one, phenolic resins viscosity problem, the general viscosity of phenolic resins, more than 800MPas/25 ℃, because phenolic resins viscosity is high, is difficult to realize injection by spray gun.
The 2nd, realize the rapid curing of phenolic resins, in phenolic resins, curing agent adding proportion should be controlled at 10% left and right, and the vast scale of phenolic resins and curing agent affect spray gun and sprays after mixing.
Utility model content
In order to solve the problem of prior art, realize the automatic spraying forming of phenolic resins, improve the efficiency of fiberglass moulding, the utility model provides a kind of fiberglass formation system.
Described technical scheme is as follows:
The utility model also provides a kind of fiberglass formation system, comprise resin pump, catalyst pump, phenolic resins barrel, curing agent barrel and spray gun thereof, described spray gun comprises resin ejection nozzle, curing agent nozzle and glass fibre cutter, entering of described catalyst pump, discharging opening by pipeline respectively with described curing agent barrel, the curing agent nozzle of spray gun connects, entering of described resin pump, discharging opening by pipeline respectively with described phenolic resins barrel, the resin ejection nozzle of spray gun connects, described resin ejection nozzle is arranged between described glass fibre cutter and described curing agent nozzle, the curing agent spraying during described lance ejection, glass fibre crosses with ejected phenolic resins feed liquid respectively, curing feed liquid after crossing is injected into curing molding on target jet face.
Described system also comprises system lining machine and a support, and a track arranging along target jet face length direction is set on described support, and described lining machine processed is arranged on described track and along described track and moves back and forth, and described spray gun is fixedly connected with described lining machine processed.
The formed bus that respectively sprays sector and target jet face of described spray gun be arranged in parallel, described phenolic resins feed liquid, curing agent and prescind rear glass fibre and mix after the distance of formed joint distance objective jet face for mixing distance, described mixing distance is 500-1500mm.
The output volume of described catalyst pump unit interval accounts for the 6-12% of described resin pump output volume;
The output volume of described glass fibre cutter unit interval accounts for the 30-50% of described resin pump output volume.
Described support is horizontal stand, and described track cross level is arranged on described horizontal stand, and described glass fibre cutter is positioned at the top of described resin ejection nozzle, and described curing agent nozzle is positioned at the below of described resin ejection nozzle.
Described support is stand type support, and described track vertically arranges along described support, and the formed fan-shaped spray face of described glass fibre cutter and curing agent nozzle lays respectively at the left and right sides of phenolic resins fan-shaped spray face.
The beneficial effect that technical scheme provided by the utility model is brought is:
(1) the utility model is by phenolic resins feed liquid, curing agent and glass fibre respectively three nozzles by spray gun are fan-shaped and spray, the utility model is arranged on the glass fibre after prescinding and curing agent the both sides of phenolic resins fan-shaped spray face, make mixed curing feed liquid continue to carry out fan-shaped spray towards target jet face under the expulsion pressure of original phenolic resins drives, because phenolic resins jet face is between glass fibre and curing agent jet face, therefore, mixed curing feed liquid continues to spray along the injection sector direction of phenolic resins, be that the injection sector of phenolic resins is as the carrier that solidifies feed liquid after mixing, arrange in this wise can balance phenol urea formaldehyde both sides pressure, make mixed curing feed liquid keep consistent with the injection direction of phenolic resins.
(2) phenolic resins, curing agent and glass fibre three are sector by spray gun and spray, three's mixing that crosses after spraying, mixed curing feed liquid carries out spraying along sector, at it, send the even mixing that face is realized three in becoming gradually large process forth, the air bubble content that ejecta produces while arriving on target jet face is low, through observing its mixability, is obviously better than artificial stirring.
(3) the utility model carries out the sprinkling of phenolic resins to target jet face by automatic spray regime, can effectively improve product quality and production efficiency, and improve to a great extent employee's production environment.
(4) forming method provided by the utility model can make the phenolic resins of glass fibre and injection normally solidify, and gummosis situation meets on-spot injection system lining technique.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the phenolic resins molding structure schematic diagram (horizontal-jet) that the utility model embodiment mono-provides;
Fig. 2 is the phenolic resins molding structure schematic diagram (vertical injection) that the utility model embodiment bis-provides;
Fig. 3 is glass fibre reinforced plastic injection partial schematic diagram provided by the utility model;
Fig. 4 is glass fibre reinforced plastic injection principle schematic provided by the utility model;
Fig. 5 is phenolic resins nozzle ejection figure provided by the utility model;
Fig. 6 is curing agent nozzle ejection figure provided by the utility model.
In figure:
1-controller; 2-phenolic resins barrel; 3-resin pump; 4-curing agent barrel; 5-catalyst pump; 6-target jet face; 7-spray gun, 71-glass fibre cutter, 72-resin ejection nozzle 73-curing agent nozzle; 8-system lining machine; 9-track; 10-glass fibre jet face; 20-phenolic resins feed liquid jet face; 30-curing agent jet face; 50-support.
The specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the utility model embodiment is described in further detail.
Fiberglass forming method of the present utility model as shown in Figure 3, phenolic resins feed liquid, curing agent and glass fibre after pressurizeing respectively respectively three nozzles by spray gun be sector and spray and cross, the fan-shaped spray face of curing agent wherein and glass fibre lays respectively at the ejection of the formed jet face of phenolic resins both sides, curing feed liquid after crossing is fan-shaped spray on target jet face under the expulsion pressure of phenolic resins feed liquid drives, and on target jet face 6 curing molding.
Wherein the viscosity of phenolic resins feed liquid is 200～500MPas.
Glass fibre jet face 10 crosses at the upside of phenolic resins feed liquid jet face 20, and curing agent jet face 30 crosses at the downside of phenolic resins feed liquid jet face 20.Simultaneously, the injection joint B of curing agent and phenolic resins feed liquid is the first joint, the injection joint B of glass fibre and phenolic resins feed liquid is the second joint, the distance of the first joint and target jet face is greater than the distance of the second joint and target jet face, as shown in Figure 4, that is: C-A>C-B.Wherein, the second joint is the distance L of mixing of solidifying feed liquid with the distance between target jet face, and wherein mixing distance L is 500-1500mm.
As shown in Figure 5 and Figure 6, the injection fan angle alpha of the phenolic resins feed liquid in the utility model is 15 °～35 °, the injection segment angle β of curing agent is 15 °～35 °, and curing agent and glass fibre equate with phenolic resins feed liquid jet face 20 width of intersection separately respectively at the jet face width of intersection's (being A place and B place).
The curing agent that the utility model adopts is p-methyl benzenesulfonic acid solution, and the ejectisome accumulated amount of curing agent unit interval accounts for the 6-12% of described phenolic resins feed liquid ejectisome accumulated amount; The ejectisome accumulated amount of glass fibre unit interval accounts for the 30-50% of phenolic resins feed liquid ejectisome accumulated amount.
Expulsion pressure 0.2～the 0.8MPa of phenolic resins feed liquid in the utility model, jet velocity is 1.5～2.5m/s; The expulsion pressure of curing agent is 0.2～0.8MPa, and jet velocity is 1.5～2.5m/s; Glass fibre is 1200～4800Tex, and its glass fibre length after prescinding is 20-50mm.Wherein the expulsion pressure of phenolic resins feed liquid is preferably 0.4MPa, and the jet velocity of phenolic resins feed liquid is 1.8m/s; The expulsion pressure of curing agent preferably adopts 0.3MPa, and the jet velocity of curing agent is 1.8m/s, and the mixing distance of solidifying feed liquid is 800mm, and glass fibre is preferably 2400Tex, and its glass fibre length after prescinding is preferably 30mm.
In addition, the utility model also provides a kind of fiberglass formation system, as shown in Figure 1, in figure, can find out, phenolic resins feed liquid is positioned in phenolic resins barrel 2, curing agent is positioned in curing agent barrel 4, by resin pump 3 and catalyst pump 5, respectively phenolic resins feed liquid and curing agent are delivered to phenolic resins nozzle 72 and curing agent nozzle 73 respectively, glass fibre transports out after glass fibre cutter 71 prescinds, three sprays towards target jet face after reaching even mixing, in Fig. 1, spray gun 7 is arranged on a lining machine 8 processed, lining machine 8 processed is realized horizontal reciprocating and is moved along being arranged on track 9 on horizontal stand 50, glass fibre cutter 71 is positioned at the top of resin ejection nozzle 72, curing agent nozzle 73 is positioned at the below of resin ejection nozzle 72.By target jet face 6 being rotated to the object that reaches even sprinkling.Controller 1 pair of lining machine 8 processed, spray gun 7 and target jet face 6 are controlled in real time.
The utility model, by increasing the fan-out capability of catalyst pump 5, makes the output volume of 5 unit interval of catalyst pump account for the 6-12% that resin pump 3 is exported volumes.
Fig. 2 is another kind of fiberglass formation system structural representation provided by the utility model, target jet face 6 is wherein vertical state, support 50 is wherein stand type support, track 9 vertically arranges along support 50, and the formed fan-shaped spray face of glass fibre cutter 71 and curing agent nozzle 73 lays respectively at the left and right sides of phenolic resins fan-shaped spray face.Lining machine 8 processed drives spray gun 7 to move reciprocatingly up and down along track 9.
The phenolic resins adopting in the utility model embodiment is the PF-7215 type phenolic resins that Shandong Shengquan Chemical Industry Co., Ltd. produces; What curing agent adopted is the curing agent of the EXP0440A model of Shandong Shengquan Chemical Industry Co., Ltd.'s production; Glass fibre adopts: the glass fibre of the 2400tex of Mount Taishan glass manufacturer production.
By PF-7215 type phenolic resins being sprayed and whitewashing test by hand, the condition of molding of fiberglass is wherein as follows:
Test ambient temperature is 2 ℃;
The temperature of phenolic resins: 30 ℃;
The viscosity of phenolic resins: 350MPas
Curing agent temperature: 32 ℃;
Resin pump work pressure: 0.4Mpa, jet velocity: 1.8m/s;
Catalyst pump operating pressure: 0.2Mpa, jet velocity: 1.8m/s, the ejectisome accumulated amount of curing agent unit interval accounts for 10% of described phenolic resins feed liquid ejectisome accumulated amount;
Length after glass fibre cuts off is: 30mm, the ejectisome accumulated amount of glass fibre unit interval accounts for 40% of phenolic resins feed liquid ejectisome accumulated amount.
By craft, whitewash mode and two kinds of molding modes of automatic spray gun spray regime carry out moulding test to fiberglass, as shown in the table.
By adopting two kinds of forming methods to carry out check analysis, draw the following conclusions:
No matter from production efficiency, mixability, to the control of curing dose and control air bubble content, automatic spraying technique provided by the utility model aspect all exists significant advantage.
The fiberglass performance parameter of preparing by said method is as follows:
Axial tensile-strength (MPa): 150
Proportion (g/cm
3): 1.52
Elastic modulus in circular direction (MPa): 175
Hoop tensile strength (MPa): 6.2 * 10
3
Axial modulus of elasticity (MPa): 6.0 * 10
3
Water absorption rate (%): < 0.5%
Surface cure degree (Ba Keer): > 38
Above-mentioned the utility model embodiment sequence number, just to describing, does not represent the quality of embodiment.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (6)
1. a fiberglass formation system, comprise resin pump (3), catalyst pump (5), phenolic resins barrel (2), curing agent barrel (4) and spray gun (7) thereof, described spray gun (7) comprises resin ejection nozzle (72), curing agent nozzle (73) and glass fibre cutter (71), entering of described catalyst pump (5), discharging opening by pipeline respectively with described curing agent barrel (4), the curing agent nozzle (73) of spray gun (7) connects, entering of described resin pump (3), discharging opening by pipeline respectively with described phenolic resins barrel (2), the resin ejection nozzle of spray gun (7) connects, it is characterized in that: described resin ejection nozzle (72) is arranged between described glass fibre cutter (71) and described curing agent nozzle (73).
2. fiberglass formation system according to claim 1, is characterized in that:
Described system also comprises system lining machine (8) and a support (50), one track (9) arranging along target jet face (6) length direction is set on described support (50), described system lining machine (8) is arranged on described track and along described track (9) and moves back and forth, and described spray gun (7) is fixedly connected with described system lining machine (8).
3. fiberglass formation system according to claim 2, is characterized in that:
The formed bus that respectively sprays sector and target jet face (6) of described spray gun (7) be arranged in parallel.
4. fiberglass formation system according to claim 3, is characterized in that:
The output volume of described catalyst pump (5) unit interval accounts for the 6-12% of described resin pump (3) output volume;
The output volume of described glass fibre cutter (71) unit interval accounts for the 30-50% of described resin pump (3) output volume.
5. according to the arbitrary described fiberglass formation system of claim 2-4, it is characterized in that:
Described support (50) is horizontal stand, described track (9) is horizontally placed on described horizontal stand, described glass fibre cutter (71) is positioned at the top of described resin ejection nozzle (72), and described curing agent nozzle (73) is positioned at the below of described resin ejection nozzle (72).
6. according to the arbitrary described fiberglass formation system of claim 2-4, it is characterized in that:
Described support (50) is stand type support, described track (9) vertically arranges along described support (50), and described glass fibre cutter (71) and the formed fan-shaped spray face of curing agent nozzle (73) lay respectively at the left and right sides of phenolic resins fan-shaped spray face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320325356.3U CN203527898U (en) | 2013-06-06 | 2013-06-06 | Glass reinforced plastic molding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320325356.3U CN203527898U (en) | 2013-06-06 | 2013-06-06 | Glass reinforced plastic molding system |
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| Publication Number | Publication Date |
|---|---|
| CN203527898U true CN203527898U (en) | 2014-04-09 |
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ID=50414154
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320325356.3U Expired - Lifetime CN203527898U (en) | 2013-06-06 | 2013-06-06 | Glass reinforced plastic molding system |
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| Country | Link |
|---|---|
| CN (1) | CN203527898U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021140319A1 (en) * | 2020-01-07 | 2021-07-15 | Advanced Insulation Limited | Coating for protecting a substrate |
-
2013
- 2013-06-06 CN CN201320325356.3U patent/CN203527898U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021140319A1 (en) * | 2020-01-07 | 2021-07-15 | Advanced Insulation Limited | Coating for protecting a substrate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160812 Address after: 271200 Shandong Province Economic Development Zone Tai'an City Ao Road No. 9 Patentee after: SHANDONG NORTH ZHONGYI NEW MATERIALS Co.,Ltd. Address before: 271200 Guangming Lu Lu, Xintai Economic Development Zone, Shandong, Tai'an Patentee before: Ma Xuebin |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140409 |
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| CX01 | Expiry of patent term |