CN102794876B - Injection mold for making helical fan - Google Patents

Injection mold for making helical fan Download PDF

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Publication number
CN102794876B
CN102794876B CN201210281294.0A CN201210281294A CN102794876B CN 102794876 B CN102794876 B CN 102794876B CN 201210281294 A CN201210281294 A CN 201210281294A CN 102794876 B CN102794876 B CN 102794876B
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plate
injection mold
needle
solid
mold
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CN102794876A (en
Inventor
景伟德
陈勇
孙丽云
黄俊戎
阳国清
黄松福
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Nantong siqigao Furniture Co., Ltd
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CIXI SHENGYI MOLD CO LTD
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Abstract

The invention discloses an injection mold for making a helical fan, comprising a movable mold base plate, square iron, a supporting plate, a movable mold plate, a fixed mold plate, a front inner mold, a helical mold core, a split type inclined bearing, a slide block, a scraping machine, an inclined guide pillar, a water gap push plate, a fixed mold base plate, a positioning ring, a bottom needle plate, a surface needle plate, an ejector sleeve and an ejector sleeve needle. According to the invention, the structure is simple, the cost is reduced, the structure comprises the slide block and the helical mold core, the helical mold core allows the ejector sleeve to extrude a mold product by rotating the split type inclined bearing, thus the complicated demolding problem becomes simple, and the quality of the product is guaranteed.

Description

A kind of for making the injection mold of helical fan
Technical field
The present invention relates to a kind of injection mold, relate in particular to a kind of for making the injection mold of helical fan.
Background technology
Helical fan plastic is the part that a whole circle has helical curve blade, and design of part is more complicated, is difficult for the demoulding; At present, although also there is relevant mould to carry out production injection moulding in enterprise, structure is very complicated, and production cost is very high, and dimensional accuracy is also difficult to control, thereby has affected the mechanical strength of product, easily causes product quality defect.
Summary of the invention
(1) technical problem that will solve
The technical problem to be solved in the present invention is to provide a kind of for making the injection mold of helical fan, has complex structure to overcome injection mold in prior art, the defect of the high and difficult quality guarantee of production cost.
(2) technical scheme
For achieving the above object, the invention provides a kind ofly for making the injection mold of helical fan, described injection mold comprises Bottom clamp plate, square iron, supporting plate, moving platen, solid plate, front internal mold, helical core, split type angle pedestal bearing, slide block, shovel, Angle Pin, stripper plate, top clamping plate, locating ring, end needle plate, face needle plate, ejector sleeve and ejector pin;
Described Bottom clamp plate both sides are fixedly connected with described square iron, described square iron is fixedly connected with described supporting plate, described supporting plate is fixedly connected with described moving platen, described moving platen connects described solid plate, described supporting plate, on solid plate, be respectively equipped with cooling water channel, between described moving platen and described solid plate, form die cavity, described die cavity is provided with described front internal mold, helical core, split type angle pedestal bearing, slide block and shovel, described split type angle pedestal bearing is matched with on described helical core, described shovel and described slide block match, described Angle Pin is fixed on described solid plate and with described slide block and coordinates, described shovel is fixed on described solid plate, cooling water channel on described solid plate communicates with the cooling water channel on described front internal mold,
Described solid plate connects described stripper plate, between described solid plate and stripper plate, form the solidifying material of runner die cavity, described stripper plate connects described top clamping plate, described locating ring is located on described top clamping plate, between described top clamping plate and described stripper plate, be provided with sprue bushing, mouth of a river crochet hook and stop screw, described stop screw be located at described moving platen, solid plate is connected with the pull bar on supporting plate, the centre of described square iron is provided with needle plate of the described end, needle plate of the described end is fixed with described needle plate, on described needle plate, be fixed with described ejector sleeve, described ejector sleeve is connected with helical core through described supporting plate, described ejector pin is fixed on described Bottom clamp plate and is arranged in described ejector sleeve.
As preferably, described injection mold also comprises fastener, and described fastener is fixed on described Bottom clamp plate and successively and is connected with described moving platen with face needle plate through needle plate of the described end.
As preferably, described injection mold also comprises the first guiding mechanism, and described the first guiding mechanism comprises the first guide pin bushing and the first guide pillar; Described the first guide pillar matches with described the first guide pin bushing, and described the first guide pin bushing is located in described moving platen and solid plate, and described the first guide pillar connects described square iron, supporting plate, moving platen, solid plate, stripper plate and top clamping plate.
As preferably, described injection mold also comprises the second guiding mechanism, and described the second guiding mechanism comprises the second guide pin bushing and the second guide pillar; Described the second guide pin bushing is located on described needle plate and end needle plate, and described the second guide pillar is located on described Bottom clamp plate and supporting plate and with described the second guide pin bushing and is matched.
As preferably, described injection mold also comprises a back-moving spring, and described back-moving spring is located between described supporting plate and face needle plate.
As preferably, described injection mold also comprises a release link, and described release link is fixed on described needle plate and is arranged in described supporting plate.
As preferably, described needle plate is provided with limited post, the shift position of this limited post for limiting described needle plate.
(3) beneficial effect
Compared with prior art, injection mold structure of the present invention is simple, has reduced cost, in structure, take slide block and structure of helical core, helical core relies on the rotation of split type angle pedestal bearing to reach ejector sleeve plastic product is ejected, and makes the simple of complicated release problems change, has ensured the quality of product.
Brief description of the drawings
Fig. 1 is the structural representation of helical fan plastic product of the present invention;
Fig. 2 is that the present invention is for making the injection mold structure schematic diagram of helical fan;
Fig. 3 is the sectional structure schematic diagram along B-B line in Fig. 2;
Fig. 4 is the sectional structure schematic diagram along A-A line in Fig. 2.
In accompanying drawing: 1, Bottom clamp plate, 2, square iron, 3, supporting plate, 4, moving platen, 5, solid plate, 6, front internal mold, 7, helical core, 8, split type angle pedestal bearing, 9, slide block, 10, shovel, 11, Angle Pin, 12, stripper plate, 13, top clamping plate, 14, locating ring, 15, end needle plate, 16, face needle plate, 17, ejector sleeve, 18, ejector pin, 19, sprue bushing, 20, mouth of a river crochet hook, 21, stop screw, 22, pull bar, 23, fastener, 24, the first guiding mechanism, 25, the first guide pin bushing, 26, the first guide pillar, 27, the second guiding mechanism, 28, the second guide pin bushing, 29, the second guide pillar, 30, back-moving spring, 31, release link, 32, limited post, 33, locating pin, 34, the first die joint PL1, 35, the second die joint PL2, 36, three parting line PL3, 37, K.O. hole, 38, helical fan, 39, blade, 40, shoulder hole.
Detailed description of the invention
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used for illustrating the present invention, but are not used for limiting the scope of the invention.
As shown in Figure 1, helical fan 38 plastic products are that a whole circle has helical curve blade 39 and the middle part that has shoulder hole 40, materials A BS, shrinkage factor 0.5% to helical fan plastic product of the present invention.Design of part is more complicated, is difficult for the demoulding.
Of the present invention for the injection mold of making helical fan as shown in Figure 2,3, 4, described injection mold comprises Bottom clamp plate 1, square iron 2, supporting plate 3, moving platen 4, solid plate 5, front internal mold 6, helical core 7, split type angle pedestal bearing 8, slide block 9, shovel 10, Angle Pin 11, stripper plate 12, top clamping plate 13, locating ring 14, end needle plate 15, face needle plate 16, ejector sleeve 17 and ejector pin 18;
Described Bottom clamp plate 1 both sides are fixedly connected with described square iron 2, described square iron 2 is fixedly connected with described supporting plate 3, described supporting plate 3 is fixedly connected with described moving platen 4 and accurately locates by locating pin 33, described moving platen 4 connects described solid plate 5, described supporting plate 3, on solid plate 5, be respectively equipped with cooling water channel, between described moving platen 4 and described solid plate 5, form die cavity, described die cavity is provided with described front internal mold 6, helical core 7, split type angle pedestal bearing 8, slide block 9 and shovel 10, described split type angle pedestal bearing 8 is matched with on described helical core 7, described shovel 10 matches with described slide block 9, described Angle Pin 11 is fixed on described solid plate 5 and with described slide block 9 and coordinates, described shovel 10 is fixed on described solid plate 5, cooling water channel on described solid plate 5 communicates with the cooling water channel on described front internal mold 6,
Described solid plate 5 connects described stripper plate 12, between described solid plate 5 and stripper plate 12, form the solidifying material of runner die cavity, described stripper plate 12 connects described top clamping plate 13, described locating ring 14 is located on described top clamping plate 13, and this locating ring 14 has ensured that sprue bushing 19 positions of injection mold are consistent with nozzle location.Between described top clamping plate 13 and described stripper plate 12, be provided with sprue bushing 19, mouth of a river crochet hook 20 and stop screw 21, described stop screw 21 is connected with the pull bar 22 of being located on described moving platen 4, solid plate 5 and supporting plate 3, the centre of described square iron 2 is provided with needle plate of the described end 15, needle plate of the described end 15 is fixed with described needle plate 16, on described needle plate 16, be fixed with described ejector sleeve 17, described ejector sleeve 17 is connected with helical core 7 through described supporting plate 3, and described ejector pin 18 is fixed on described Bottom clamp plate 1 and is arranged in described ejector sleeve 17.
Described injection mold also comprises passive fastener 23, and described fastener 23 is fixed on described Bottom clamp plate 1 and successively and is connected with described moving platen 4 with face needle plate 16 through needle plate of the described end 15.
Described injection mold also comprises the first guiding mechanism 24, and described the first guiding mechanism 24 comprises the first guide pin bushing 25 and the first guide pillar 26; Described the first guide pillar 26 matches with described the first guide pin bushing 25, described the first guide pin bushing 25 is located in described moving platen 4 and solid plate 5, described the first guide pillar 26 connects described square iron 2, supporting plate 3, moving platen 4, solid plate 5, stripper plate 12 and top clamping plate 13, this first guiding mechanism 24 is mainly that the movement of moving platen 4 and solid plate 5 is played to a guide effect, so that precise positioning.
Described injection mold also comprises the second guiding mechanism 27, and described the second guiding mechanism 27 comprises the second guide pin bushing 28 and the second guide pillar 29; Described the second guide pin bushing 28 is located on described needle plate 16 and end needle plate 15, and described the second guide pillar 29 is located on described Bottom clamp plate 1 and supporting plate 3 and with described the second guide pin bushing 28 and is matched.This second guiding mechanism 27 is mainly that the movement of opposite needle plate 16 and end needle plate 15 plays a guide effect, so that precise positioning.
Described injection mold also comprises a back-moving spring 30, and described back-moving spring 30 is located between described supporting plate 3 and face needle plate 16.
Described injection mold also comprises a release link 31, and described release link 31 is fixed on described needle plate 16 and is arranged in described supporting plate 3.
Described needle plate 16 is provided with limited post 32, and this limited post 32 is for limiting the shift position of described needle plate 16.
The present invention in use, is fixed on injection mold on injection machine; Injection molding matched moulds, material is after injection, mold filling, pressurize and cooling forming; Injection molding die sinking, the dynamic model of mould is drawn back under the effect of injection machine, makes mould first at the first die joint PL134 place separately, and the first die joint PL134 distance of separation is controlled by pull bar 22, and the solidifying material of runner separates with plastic under the effect of mouth of a river crochet hook 20; Then mould again from the second die joint PL235 separately, the second die joint PL235 distance of separation is controlled by stop screw 21, and now, stripper plate 12 pushes away mouth of a river crochet hook 20 by solidifying runner material by force, the automatic trip of realizing mould waters, and so far stationary mould for mould part completes whole somatotypes; The dynamic model of mould continues to draw back under the effect of injection machine, mould again from three parting line PL336 separately, the active and inactive mold that is mould separates, now, because Angle Pin 11, shovel 10 are followed solid plate 5 and moved upward, Angle Pin 11 is just dragged slide block 9 away from, helical fan 38 plastic member products are subject to resistance and drive helical core 7 to rotate around split type bearing 8, injection machine top rod promotes end needle plate 15 by K.O. hole 37 again, face needle plate 16 drives ejector sleeve 17, ejector sleeve 17 finally ejects helical fan 38 plastic member products, and mould completes shot moulding; Injection molding matched moulds, when matched moulds, by the first guiding mechanism 24 and the second guiding mechanism 27 reset matched moulds that leads, prepares moulding next time.
Injection mold structure of the present invention is simple, reduced cost, taked slide block and structure of helical core in structure, helical core relies on the rotation of split type angle pedestal bearing to reach ejector sleeve plastic product is ejected, make the simple of complicated release problems change, ensured the quality of product.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the technology of the present invention principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (7)

1. for making an injection mold for helical fan, it is characterized in that: described injection mold comprises Bottom clamp plate (1), square iron (2), supporting plate (3), moving platen (4), solid plate (5), front internal mold (6), helical core (7), split type angle pedestal bearing (8), slide block (9), shovel (10), Angle Pin (11), stripper plate (12), top clamping plate (13), locating ring (14), end needle plate (15), face needle plate (16), ejector sleeve (17) and ejector pin (18);
Described Bottom clamp plate (1) both sides are fixedly connected with described square iron (2), described square iron (2) is fixedly connected with described supporting plate (3), described supporting plate (3) is fixedly connected with described moving platen (4), described moving platen (4) connects described solid plate (5), described supporting plate (3), solid plate is respectively equipped with cooling water channel on (5), between described moving platen (4) and described solid plate (5), form die cavity, described die cavity is provided with described front internal mold (6), helical core (7), split type angle pedestal bearing (8), slide block (9) and shovel (10), described split type angle pedestal bearing (8) is matched with on described helical core (7), described shovel (10) matches with described slide block (9), described Angle Pin (11) is fixed on described solid plate (5) above and coordinates with described slide block (9), described shovel (10) is fixed on described solid plate (5), cooling water channel on described solid plate (5) communicates with the cooling water channel on described front internal mold (6),
Described solid plate (5) connects described stripper plate (12), between described solid plate (5) and stripper plate (12), form the solidifying material of runner die cavity, described stripper plate (12) connects described top clamping plate (13), described locating ring (14) is located on described top clamping plate (13), between described top clamping plate (13) and described stripper plate (12), be provided with sprue bushing (19), mouth of a river crochet hook (20) and stop screw (21), described stop screw (21) be located at described moving platen (4), solid plate (5) is connected with the pull bar (22) on supporting plate (3), the centre of described square iron (2) is provided with needle plate of the described end (15), needle plate of the described end (15) is fixed with described needle plate (16), on described needle plate (16), be fixed with described ejector sleeve (17), described ejector sleeve (17) is connected with helical core (7) through described supporting plate (3), described ejector pin (18) is fixed on described Bottom clamp plate (1) and goes up and be arranged in described ejector sleeve (17).
2. injection mold according to claim 1, it is characterized in that: described injection mold also comprises fastener (23), described fastener (23) is fixed on the upper needle plate of the described end (15) that also passes successively of described Bottom clamp plate (1) and is connected with described moving platen (4) with face needle plate (16).
3. injection mold according to claim 1, is characterized in that: described injection mold also comprises the first guiding mechanism (24), and described the first guiding mechanism (24) comprises the first guide pin bushing (25) and the first guide pillar (26); Described the first guide pillar (26) matches with described the first guide pin bushing (25), described the first guide pin bushing (25) is located in described moving platen (4) and solid plate (5), and described the first guide pillar (26) connects described square iron (2), supporting plate (3), moving platen (4), solid plate (5), stripper plate (12) and top clamping plate (13).
4. injection mold according to claim 1, is characterized in that: described injection mold also comprises the second guiding mechanism (27), and described the second guiding mechanism (27) comprises the second guide pin bushing (28) and the second guide pillar (29); Described the second guide pin bushing (28) is located on described needle plate (16) and end needle plate (15), and described the second guide pillar (29) is located on described Bottom clamp plate (1) and supporting plate (3) and is matched with described the second guide pin bushing (28).
5. injection mold according to claim 1, is characterized in that: described injection mold also comprises a back-moving spring (30), and described back-moving spring (30) is located between described supporting plate (3) and face needle plate (16).
6. injection mold according to claim 1, is characterized in that: described injection mold also comprises a release link (31), and described release link (31) is fixed on described needle plate (16) and goes up and be arranged in described supporting plate (3).
7. according to the injection mold described in any one in claim 1 to 6, it is characterized in that: described needle plate (16) is provided with limited post (32), this limited post (32) is for limiting the shift position of described needle plate (16).
CN201210281294.0A 2012-08-08 2012-08-08 Injection mold for making helical fan Active CN102794876B (en)

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CN102950722A (en) * 2012-11-29 2013-03-06 中山市利群精密实业有限公司 Pressing plate structure for plastic mold protecting through hole
CN103171090A (en) * 2013-04-12 2013-06-26 昆山腾宇鑫金属制品有限公司 Die
CN103264478A (en) * 2013-05-29 2013-08-28 昆山市润苏物资有限公司 Four-open type mold
CN104512006A (en) * 2013-09-30 2015-04-15 广东合和建筑五金制品有限公司 Hot runner mold
CN103507236B (en) * 2013-10-21 2015-09-09 北京科技大学 A kind of injection moulding mould with skew back surface parts
CN103522503B (en) * 2013-10-31 2016-01-27 河南工业职业技术学院 A kind of injection mold of the spiral form hollow propulsion tube that misplaces
CN103878942A (en) * 2014-04-09 2014-06-25 昆山金九亿精密金属有限公司 Connection rod mould
CN103991184B (en) * 2014-05-06 2016-08-24 昆山一邦泰汽车零部件制造有限公司 A kind of mould being applicable to there is the oblique helicitic texture workpiece demoulding
CN104015308A (en) * 2014-06-12 2014-09-03 西安申韦机电有限公司 Injection molding system for dust collector cover
CN104441481A (en) * 2014-11-19 2015-03-25 滁州市精华模具制造有限公司 Fan injection mold
CN105729724B (en) * 2016-04-13 2019-04-26 海信(山东)冰箱有限公司 A kind of injection mold
CN106426789A (en) * 2016-12-09 2017-02-22 福州大学 Double-parting-surface structure die capable of achieving stable and rapid parting
CN106738679A (en) * 2016-12-20 2017-05-31 柳州通为机械有限公司 A kind of automobile front speculum injection mold
CN107283764A (en) * 2017-07-21 2017-10-24 宇龙计算机通信科技(深圳)有限公司 ejecting structure and mould

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CN202727260U (en) * 2012-08-08 2013-02-13 慈溪市盛艺模具有限公司 Injection mold for manufacturing helical fan

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Effective date of registration: 20201119

Address after: Group 36, Liuwei village, Qutang Town, Hai'an City, Nantong City, Jiangsu Province, 226100

Patentee after: Nantong siqigao Furniture Co., Ltd

Address before: 315000, 8, Hubin North Road, Fan Town, Longshan Town, Ningbo City, Zhejiang, Cixi

Patentee before: CIXI SHENGYI MOULD Co.,Ltd.

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