CN102357971A - Hot pressing forming die for glass fiber reinforcement unsaturated polyester plastic products with complex structure - Google Patents
Hot pressing forming die for glass fiber reinforcement unsaturated polyester plastic products with complex structure Download PDFInfo
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- CN102357971A CN102357971A CN2011102092038A CN201110209203A CN102357971A CN 102357971 A CN102357971 A CN 102357971A CN 2011102092038 A CN2011102092038 A CN 2011102092038A CN 201110209203 A CN201110209203 A CN 201110209203A CN 102357971 A CN102357971 A CN 102357971A
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- counterdie
- patrix
- glass fiber
- die
- unsaturated polyester
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Abstract
The invention provides a hot pressing forming die for glass fiber reinforcement unsaturated polyester plastic products with a complex structure. According to the invention, an integral core is arranged between an upper die and a lower die of the forming die, and after die locking of the upper die and the lower die, a forming die cavity of a product is formed by the upper die, the lower die and the integral core together; two oil cylinders are symmetrically arranged at two sides of the lower die, an ejector back plate is arranged above a lower die plate, a push plate is arranged on the ejector back plate, piston ends of the oil cylinders are fixedly connected with the lower die plate, cylinder body ends are fixedly connected with the ejector back plate, the ejector back plate pushes the integral core and pushes a push rod through the push plate, the push rod and the integral core synchronically move upwards, and at the same time, the integral core synchronically move outwards, thereby enabling ejection of a formed product and sideward opening of the integral core to be realized synchronically and demolding problems of formed products with a complex structure to be overcome. The forming die is especially applicable to forming of products with a complex structure and nonuniform wall thickness.
Description
Technical field
The invention belongs to technical field of mold, be specifically related to a kind of labyrinth glass fiber reinforcement unsaturated polyester plastic products heat pressing and molding mold.
Background technology
With the immediate prior art of the present invention be disclosed " SMC heat pressing and molding mold (CN200810217429.0) " application for a patent for invention on June 16th, 2010; Comprise the die cavity that forms behind upper die and lower die and the said upper die and lower die matched moulds; Said die cavity is provided with the forming surface of shaped article; Said patrix or counterdie are provided with and make the said forming surface uniform heating system of being heated, and said heating system is evenly distributed on the moulding position of said upper die and lower die.This mould is easy to moulding for goods simple in structure, and only can't moulding through upper die and lower die for baroque goods, even moulding also is difficult to the demoulding.
Summary of the invention
The technical problem that the present invention solves: a kind of labyrinth glass fiber reinforcement unsaturated polyester plastic products heat pressing and molding mold is provided; Through a whole core is set between upper die and lower die; Make behind the upper die and lower die matched moulds shaping mold cavity that forms goods with whole core jointly; Not only solve the moulding problem of structure the part with complicated structure, and solved the demoulding difficult problem after the moulding of structure the part with complicated structure.
The technical scheme that the present invention adopts: a kind of labyrinth glass fiber reinforcement unsaturated polyester plastic products heat pressing and molding mold; Comprise cope match-plate pattern, upper die and lower die, mould pin and lower bolster; Patrix is fixed on the below of cope match-plate pattern, and counterdie is fixed on the upper end of mould pin, and the lower end of mould pin is fixed on the lower bolster; Be provided with whole core between the said upper die and lower die, make behind the upper die and lower die matched moulds shaping mold cavity that forms goods with whole core jointly; The bilateral symmetry of said counterdie is provided with two oil cylinders, and the top of lower bolster is provided with and ejects backboard, ejects backboard and is provided with top board, is shaped on rectangular opening on the top board and vertical fixing has push rod; Be shaped on inclined hole and jogger hole on the said counterdie, the supporting leg of said whole core is inserted in the inclined hole and makes the lower end of supporting leg be arranged in rectangular opening, and push rod is arranged in jogger hole; The piston end of said oil cylinder is fixedly connected on the lower bolster, and cylinder body end is fixedly connected and ejects on the backboard, ejects to pass through top board promotion push rod when backboard promotes supporting leg, and whole core moved synchronously laterally when push rod and supporting leg moved upward synchronously.
Be provided with in the said patrix and make the corresponding forming surface uniform patrix heating system of being heated, be provided with in the counterdie and make the corresponding forming surface uniform counterdie heating system of being heated, and patrix heating system and counterdie heating system centralized Control respectively.
The upper surface of said counterdie is provided with the matched moulds stopping means.
The upper surface of said mould pin is provided with thermal insulation board.
Said top board is provided with and ejects stopping means.
The upper surface of said whole core has groove, behind patrix and counterdie matched moulds, forms the flash discharge chamber with the patrix lower surface.
Advantage that the present invention compared with prior art has and effect:
1, the present invention adopts whole core to guarantee the complete moulding that the complex structure goods can not demoulding part, and whole core bearing capacity is big, and is indeformable during mold pressing, improved the reliability and the precision of the moulding of structure the part with complicated structure.
2, the present invention opens synchronously the side of ejecting of moulded products and whole core through novel structure design to carry out, and has solved the demoulding difficult problem after the moulding of structure the part with complicated structure, is particularly suitable for the even goods of molding structure complicacy and wall unevenness.
3, has the flash discharge chamber between whole core and the patrix during mold pressing of the present invention; Be used for overflowing and exhaust of mold process excess stock; It is accurate to guarantee that mold process pressure transmits; Guarantee that each position density of moulded products is even, guarantee the uniformity of goods, further improved Products Quality.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is a structure shaft side figure of the present invention;
Fig. 4 for the present invention reinforced-mold pressing-die sinking-eject course of work sketch map.
The specific embodiment
A kind of embodiment of invention is described below in conjunction with accompanying drawing 1-4.
A kind of labyrinth glass fiber reinforcement unsaturated polyester plastic products heat pressing and molding mold comprises cope match-plate pattern 11, patrix 12, counterdie 15, mould pin 18 and lower bolster 26.Said patrix 12 is fixed on the below of cope match-plate pattern 11; Counterdie 15 is fixed on the upper end of mould pin 18; The lower end of mould pin 18 is fixed on the lower bolster 26; And be provided with whole core 21 between patrix 12 and the counterdie 15, make behind patrix 12, counterdie 15 matched moulds and the whole core 21 common shaping mold cavities 20 that form goods 23.
The bilateral symmetry of said counterdie 15 is provided with two oil cylinders 16, and the top of lower bolster 26 is provided with and ejects backboard 27, ejects backboard 27 and is provided with top board 19, and being shaped on rectangular opening 28 and vertical fixing on the top board 19 has push rod 24; Be shaped on inclined hole 30 and jogger hole 31 on the said counterdie 15, the supporting leg 29 of said whole core 21 is inserted in the inclined hole 30 and makes the lower end of supporting leg 29 be arranged in rectangular opening 28, and push rod 24 is arranged in jogger hole 31; The piston end of said oil cylinder 16 is fixedly connected on the lower bolster 26; Cylinder body end is fixedly connected and ejects on the backboard 27; Eject backboard 27 and promote push rods 24 through top board 19 when promoting supporting leg 29; Whole core 21 moved synchronously laterally when push rod 24 moved upward with supporting leg 29 synchronously, had realized that ejecting of moulded products opened synchronously with the side of whole core to carry out, and had solved the demoulding difficult problem after the moulding of structure the part with complicated structure.
Be provided with in the said patrix 12 and make the corresponding forming surface uniform patrix heating system 13 of being heated; Be provided with in the counterdie 15 and make the corresponding forming surface uniform counterdie heating system 14 of being heated; And patrix heating system 13 and counterdie heating system 14 difference centralized Control; Moulding material is heated evenly, has improved Products Quality and precision.
The upper surface of said counterdie 15 is provided with matched moulds stopping means 22.The upper surface of said mould pin 18 is provided with thermal insulation board 17.Said top board 19 is provided with and ejects stopping means 25.Further improve the security and the reliability of mould.
The upper surface of said whole core 21 has groove 32, behind patrix 12 and counterdie 15 matched moulds, forms flash discharge chamber 33 with patrix 12 lower surfaces.Be used for overflowing and exhaust of mold process excess stock, it is accurate to guarantee that mold process pressure transmits, and guarantees that each position density of moulded products is even, guarantees the uniformity of goods, has further improved Products Quality.
During use, patrix 12 is installed on the molding apparatus upper table face through cope match-plate pattern 11; Counterdie 15, thermal insulation board 17, mould pin 18 and lower bolster 26 connect through bolt, and lower bolster 26 is installed on the molding apparatus lower table face; Upper and lower mould is through the folding that moves both vertically of molding apparatus work top, and through on touch the guide pillar 34 of 12 belows and be connected the location with guide pin bushing 35 on the counterdie 15.Oil cylinder 16 is connected with hydraulic system.
The course of work: die sinking is reinforced-matched moulds mold pressing-pressurize moulding-open patrix-eject goods and whole core side to open-gets into the next work period and circulate.
Wherein, Patrix 12 is opened back goods 23 and is rested on the counterdie 15, and when patrix 12 rose to certain altitude, oil cylinder 16 was started working; Cylinder body end moves upward to drive and ejects backboard 27 and move upward; Through eject backboard 27 when promoting push rods 24 and move upward synchronously with supporting leg 29 whole core 21 move laterally synchronously, goods are ejected from counterdie 15, accomplish the demoulding.
The foregoing description is preferred embodiment of the present invention, is not to be used for limiting practical range of the present invention, so all equivalences of being done with the said content of claim of the present invention change, all should be included within the claim scope of the present invention.
Claims (6)
1. labyrinth glass fiber reinforcement unsaturated polyester plastic products heat pressing and molding mold; Comprise cope match-plate pattern (11), patrix (12), counterdie (15), mould pin (18) and lower bolster (26); Patrix (12) is fixed on the below of cope match-plate pattern (11); Counterdie (15) is fixed on the upper end of mould pin (18); The lower end of mould pin (18) is fixed on the lower bolster (26), it is characterized in that: be provided with whole core (21) between said patrix (12) and the counterdie (15), make behind patrix (12), counterdie (15) matched moulds shaping mold cavity (20) that forms goods (23) with whole core (21) jointly; The bilateral symmetry of said counterdie (15) is provided with two oil cylinders (16), and the top of lower bolster (26) is provided with and ejects backboard (27), ejects backboard (27) and is provided with top board (19), and being shaped on rectangular opening (28) and vertical fixing on the top board (19) has push rod (24); Be shaped on inclined hole (30) and jogger hole (31) on the said counterdie (15), the supporting leg (29) of said whole core (21) is inserted in the inclined hole (30) and makes the lower end of supporting leg (29) be arranged in rectangular opening (28), and push rod (24) is arranged in jogger hole (31); The piston end of said oil cylinder (16) is fixedly connected on the lower bolster (26); Cylinder body end is fixedly connected and ejects on the backboard (27); Eject backboard (27) and promote push rod (24) through top board (19) when promoting supporting leg (29), push rod (24) and supporting leg (29) when moving upward synchronously whole core (21) mobile laterally synchronously.
2. labyrinth glass fiber reinforcement unsaturated polyester plastic products heat pressing and molding mold according to claim 1; It is characterized in that: be provided with in the said patrix (12) and make the corresponding forming surface uniform patrix heating system (13) of being heated; Be provided with in the counterdie (15) and make the corresponding forming surface uniform counterdie heating system (14) of being heated, and patrix heating system (13) and counterdie heating system (14) centralized Control respectively.
3. labyrinth glass fiber reinforcement unsaturated polyester plastic products heat pressing and molding mold according to claim 1, it is characterized in that: the upper surface of said counterdie (15) is provided with matched moulds stopping means (22).
4. labyrinth glass fiber reinforcement unsaturated polyester plastic products heat pressing and molding mold according to claim 1, it is characterized in that: the upper surface of said mould pin (18) is provided with thermal insulation board (17).
5. labyrinth glass fiber reinforcement unsaturated polyester plastic products heat pressing and molding mold according to claim 1 is characterized in that: said top board (19) is provided with and ejects stopping means (25).
6. according to claim 1 or 2 or 3 or 4 or 5 described labyrinth glass fiber reinforcement unsaturated polyester plastic products heat pressing and molding molds; It is characterized in that: the upper surface of said whole core (21) has groove (32), behind patrix (12) and counterdie (15) matched moulds, forms flash discharge chamber (33) with patrix (12) lower surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110209203 CN102357971B (en) | 2011-07-25 | 2011-07-25 | Hot pressing forming die for glass fiber reinforcement unsaturated polyester plastic products with complex structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110209203 CN102357971B (en) | 2011-07-25 | 2011-07-25 | Hot pressing forming die for glass fiber reinforcement unsaturated polyester plastic products with complex structure |
Publications (2)
| Publication Number | Publication Date |
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| CN102357971A true CN102357971A (en) | 2012-02-22 |
| CN102357971B CN102357971B (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110209203 Active CN102357971B (en) | 2011-07-25 | 2011-07-25 | Hot pressing forming die for glass fiber reinforcement unsaturated polyester plastic products with complex structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105216204A (en) * | 2015-11-06 | 2016-01-06 | 勋龙精密模具(昆山)有限公司 | A kind of 0 degree of mould emptier for hub before large-scale tv |
| CN105583993A (en) * | 2016-03-23 | 2016-05-18 | 中国水产科学研究院渔业机械仪器研究所 | Hot stamping die for forming composite material with flanging structure |
| CN108656458A (en) * | 2018-05-10 | 2018-10-16 | 浙江安吉护童家具有限公司 | Mold and the method for manufacturing moulding article |
| CN111319179A (en) * | 2020-03-16 | 2020-06-23 | 景县志强机械有限公司 | Filter plate die of automatic ejection type filter press |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6418624A (en) * | 1987-07-13 | 1989-01-23 | Honda Motor Co Ltd | Molding apparatus for continuous filament reinforced thermoplastic resin member |
| CN101648424A (en) * | 2009-08-27 | 2010-02-17 | 苏州工业园区科逸卫浴设备有限公司 | Combined die |
| CN101733891A (en) * | 2008-11-12 | 2010-06-16 | 深圳市群达行精密模具有限公司 | SMC (sheet molding compound) hot-press forming die |
| CN201579906U (en) * | 2009-12-11 | 2010-09-15 | 浙江亨达塑料模具有限公司 | Secondary jacking-out mechanism for automobile plastic decoration |
| CN202225362U (en) * | 2011-07-25 | 2012-05-23 | 李慧玲 | Complicated structure glass fiber reinforcement unsaturated polyester plastic product hot-press forming mould |
-
2011
- 2011-07-25 CN CN 201110209203 patent/CN102357971B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6418624A (en) * | 1987-07-13 | 1989-01-23 | Honda Motor Co Ltd | Molding apparatus for continuous filament reinforced thermoplastic resin member |
| CN101733891A (en) * | 2008-11-12 | 2010-06-16 | 深圳市群达行精密模具有限公司 | SMC (sheet molding compound) hot-press forming die |
| CN101648424A (en) * | 2009-08-27 | 2010-02-17 | 苏州工业园区科逸卫浴设备有限公司 | Combined die |
| CN201579906U (en) * | 2009-12-11 | 2010-09-15 | 浙江亨达塑料模具有限公司 | Secondary jacking-out mechanism for automobile plastic decoration |
| CN202225362U (en) * | 2011-07-25 | 2012-05-23 | 李慧玲 | Complicated structure glass fiber reinforcement unsaturated polyester plastic product hot-press forming mould |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105216204A (en) * | 2015-11-06 | 2016-01-06 | 勋龙精密模具(昆山)有限公司 | A kind of 0 degree of mould emptier for hub before large-scale tv |
| CN105583993A (en) * | 2016-03-23 | 2016-05-18 | 中国水产科学研究院渔业机械仪器研究所 | Hot stamping die for forming composite material with flanging structure |
| CN108656458A (en) * | 2018-05-10 | 2018-10-16 | 浙江安吉护童家具有限公司 | Mold and the method for manufacturing moulding article |
| CN111319179A (en) * | 2020-03-16 | 2020-06-23 | 景县志强机械有限公司 | Filter plate die of automatic ejection type filter press |
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| Publication number | Publication date |
|---|---|
| CN102357971B (en) | 2013-12-25 |
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