CN205272494U - Novel mould - Google Patents

Novel mould Download PDF

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Publication number
CN205272494U
CN205272494U CN201520917879.6U CN201520917879U CN205272494U CN 205272494 U CN205272494 U CN 205272494U CN 201520917879 U CN201520917879 U CN 201520917879U CN 205272494 U CN205272494 U CN 205272494U
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CN
China
Prior art keywords
die
patrix
mould
counterdie
die cavity
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.)
Expired - Fee Related
Application number
CN201520917879.6U
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Chinese (zh)
Inventor
杨静
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Permanent Mould Co Ltd Is Held In Chongqing
Original Assignee
Permanent Mould Co Ltd Is Held In Chongqing
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Permanent Mould Co Ltd Is Held In Chongqing filed Critical Permanent Mould Co Ltd Is Held In Chongqing
Priority to CN201520917879.6U priority Critical patent/CN205272494U/en
Application granted granted Critical
Publication of CN205272494U publication Critical patent/CN205272494U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to the field of dies, specifically provide a novel mould, including an upper die and a lower die, go up the mould set up in the top of lower mould, the bottom surface of going up the mould with the top surface contact of lower mould, upward mould, lower mould are the rectangular bodily form, the top surface of lower mould is provided with an annular groove, the bottom surface of going up the mould be provided with with the annular that the annular groove matches is protruding, go up the mould with form the die cavity of cuboid between the lower mould, the top of going up the mould is provided with the hole of moulding plastics, mould plastics the hole with die cavity communicate, the top of going up the mould is provided with the exhaust hole, the exhaust hole the bottom with die cavity communicate, the top intercommunication in exhaust hole has air exhaust device. The plastic slab problem of low quality of the manufacturing of current novel mould existence has been improved.

Description

Novel die
Technical field
The utility model relates to a kind of mould applications, specifically, it relates to a kind of novel die.
Background technology
Plastic plate makes sheet material with plastics exactly, and plastics are the macromolecular compound of synthesis, it is possible to freely change body styles. Plastics utilize raw material monomer with the material synthesized or condensation reaction is polymerized, and is made up of additives such as synthetic resins and filler, softening agent, stablizer, lubricant, colorants, and its main component is synthetic resins. In novel die field, existing novel die relatively simple for structure, just simple being made up of upper die and lower die. During work, after upper die and lower die are closed mould, directly with injection moulding machine, the plastic cement of melting is injected in die cavity, forms final product. This kind of traditional mode, tightness system is lacked in its die cavity, air is had to exist, such plastic cement is subject to the impact of atmospheric drag when flowing in die cavity, flow difficulties, and because there being the existence of air, containing bubble in the final product formed, quality product declines, and therefore, there is the problem that the plastic plate quality product formed is not high.
Practical novel content
The purpose of this utility model is to provide a kind of novel die. To improve the plastic plate of manufacture that existing novel die exists problem of low quality.
The utility model is achieved in that
A kind of novel die, comprise patrix, counterdie, described patrix is arranged at the top of described counterdie, the bottom surface of described patrix contacts with the end face of described counterdie, described patrix, counterdie is cuboid, the end face of described counterdie is provided with an annular recesses, the annular protrusion that the bottom surface of described patrix is provided with described annular recesses mates, the die cavity of rectangular parallelepiped is formed between described patrix and described counterdie, the top of described patrix is provided with injecting hole, described injecting hole is connected with described die cavity, the top of described patrix is provided with venting hole, the bottom of described venting hole is connected with described die cavity, the top of described venting hole is communicated with air extractor.
Above-described novel die, it may be preferred that described annular recesses is square ring, and described annular recesses surrounds described die cavity.
Well by tight for card between patrix and counterdie, can be made between patrix and counterdie, to be not easy mutual movement, be conducive to injection moulding by the annular protrusion of the groove of square ring and correspondence. Being connected by this kind of structure mode simultaneously so that inner die cavity is higher in the stopping property of patrix and the contact surface of counterdie, and when extracting mould chamber air, extraction operation is not easily impacted by above-mentioned contact surface.
Above-described novel die, it may be preferred that the ring section of described annular recesses is rectangle.
The effect that it seals is had a certain impact by the shape of the ring section of the annular protrusion of annular recesses and correspondence, and its ring section is rectangle, it is possible to increase its stopping property well, reinforced suction effect.
Above-described novel die, it may be preferred that be provided with joint strip bottom the groove body of described annular recesses.
By the mode coordinated of annular protrusion with annular recesses, the stopping property of die cavity can be strengthened to a certain extent, be conducive to the suction of internal gas, but this kind of mode can not seal the contact surface of mould and counterdie completely, a small amount of air still can enter die cavity by contact surface under the suction of air extractor, injection moulding effect is impacted, therefore, further by the setting of above-mentioned joint strip, make the die cavity can not by the contact surface of patrix and counterdie and ft connection, thus create and well aspirate environment, make it possible to be aspirated by the air of mold cavity well, form vacuum environment, be conducive to injection moulding liquid evenly to flow at mold cavity fast, thus form high-quality plastic plate.
Above-described novel die, it may be preferred that described injecting hole is inverted round table-like.
What the shape of injecting hole directly affected injection moulding feed liquid enters the time, the duration of contact of the hole wall of the more long feed liquid in path and injecting hole is more long, thus affect the temperature of feed liquid, and the flowing property in die cavity, by above-mentioned vibrational power flow, decrease the flowing aperture of injecting hole, and more convenient injection moulding feed liquid is injected in die cavity quickly, thus reaching better injection moulding effect, quality product is more high.
Above-described novel die, it may be preferred that the position of described injecting hole is corresponding with the central position of wall on described die cavity.
Above-mentioned vibrational power flow so that injection moulding feed liquid can directly enter the mid-way of die cavity from injecting hole, after injection moulding feed liquid enters die cavity, can flow to surrounding better, evenly being full of whole cavity, this kind is arranged so that the more even of flowing, it is to increase the final quality of product.
Above-described novel die, it may be preferred that described venting hole is provided with two, and two venting holes are symmetrical arranged relative to the axis direction of injecting hole.
By arranging two venting holes, the gas of mold cavity is aspirated, can so that inside forms the environment of relative vacuum very soon, the setting of symmetrical structure so that because of suction air produce local vacuum and suction evenly, so that the flowing of the injection moulding feed liquid entered is also more even.
Above-described novel die, it may be preferred that the material of described upper die and lower die is die steel.
The upper die and lower die using die steel to make have very high hardness, intensity, wear resistance and enough toughness, it is possible to meet the needs of plastic shaping, and are not easy damaged in long-term use procedure, have good work-ing life.
Above-described novel die, it may be preferred that it is vacuum air pump that the top of described patrix is provided with air extractor.
The mechanism of vacuum air pump is simple, easy for installation, and has good suction effect, it is possible to meet the demand of the suction to the gas in die cavity.
Above-described novel die, it may be preferred that the top of described patrix is provided with flange.
The flange arranged by patrix makes patrix be more convenient for lifting and transport etc., the operation be also convenient to parting simultaneously with close mould.
The useful effect that the utility model realizes: cooperatively interacting of the annular recesses that the annular protrusion arranged by patrix and counterdie are arranged, make the stopping property of die cavity stronger, simultaneously, to the suction of the gas of mold cavity when passing through injection moulding again, the impact of atmospheric drag can not be subject to when plastic liquid is flowed in die cavity, velocity of flow is fast, and can not make to contain bubble in product thus improve the quality of plastic plate because of the existence having air. Therefore, improve the problem that the plastic plate of the manufacture that existing novel die exists is of low quality.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, it is briefly described to the accompanying drawing used required in embodiment below, it is to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore should not be counted as is the restriction to scope, for those of ordinary skill in the art, under the prerequisite not paying creative work, it is also possible to obtain other relevant accompanying drawings according to these accompanying drawings.
The cross-sectional view of the novel die that Fig. 1 provides for embodiment of the present utility model;
The upward view of the patrix of the novel die that Fig. 2 provides for embodiment of the present utility model;
The Facad structure schematic diagram of the patrix of the novel die that Fig. 3 provides for embodiment of the present utility model.
Reference numeral gathers: patrix 100; Annular protrusion 110; Injecting hole 120; Venting hole 130; Flange 140; Counterdie 200; Annular recesses 210; Die cavity 300; Upper cavity 310; Lower mode cavity 320; Air extractor 400; Joint strip 500.
Embodiment
Below by specific embodiment son and by reference to the accompanying drawings the utility model is described in further detail.
With reference to accompanying drawing 1, accompanying drawing 2, a kind of novel die that embodiment of the present utility model provides, comprise patrix 100, counterdie 200.
When patrix 100 and counterdie 200 close mould, patrix 100 is arranged at the top of counterdie 200, and the bottom surface of patrix 100 contacts with the end face of counterdie 200, patrix 100, counterdie 200 are cuboid, certainly, in other embodiments, patrix 100, counterdie 200 can also be other shapes such as cylindrical.
The end face of counterdie 200 is provided with an annular recesses 210, the bottom surface of patrix 100 is provided with the annular protrusion 110 mated with annular recesses 210, the bottom surface of patrix 100 is provided with the upper cavity 310 of cuboid, the end face of counterdie 200 is provided with the lower mode cavity 320 coordinated with described upper cavity 310 with cuboid, and upper cavity 310 and lower mode cavity 320 form the die cavity 300 of the rectangular parallelepiped shaping for plastic plate jointly.
Further, with reference to accompanying drawing 2, in the present embodiment, annular recesses 210 is square ring, and namely annular recesses 210 entirety is in cuboid, is surrounded by lower mode cavity 320.
Well by tight for card between patrix 100 and counterdie 200, can be made to be not easy between patrix 100 and counterdie 200 mutual movement, be conducive to the shaping of plastic plate by the annular protrusion 110 of square annular recesses 210 and correspondence. Meanwhile, being connected by this kind of structure mode so that the stopping property between inner die cavity 300 and the contact surface of upper and lower mould is higher, when extracting air in die cavity 300, extraction operation is not easily impacted by above-mentioned contact surface.
The effect that it seals is had a certain impact by the shape of the ring section of the annular protrusion 110 of annular recesses 210 and correspondence, and therefore, in the present embodiment, the ring section of annular recesses 210 is rectangle. Its ring section is rectangle, it is possible to increase its stopping property well, reinforced suction effect. In other embodiments, certainly, the shape in above-mentioned cross section also can be other shapes such as trilateral.
By the mode coordinated of annular protrusion 110 with annular recesses 210, the stopping property of die cavity 300 can be strengthened to a certain extent, be conducive to the suction of its internal gas, but this kind of mode can not seal the contact surface of mould 100 with counterdie 200 completely, a small amount of air still can enter die cavity 300 by contact surface under the suction of air extractor 400, thus injection moulding effect is impacted, therefore, in the present embodiment, it is provided with joint strip 500 bottom the groove body of annular recesses 210, joint strip 500 has been paved with the bottom land of whole annular recesses 210, thus realize sealing completely.
Therefore, further by the setting of above-mentioned joint strip 500, make the die cavity 300 can not by the contact surface of patrix 100 and counterdie 200 and ft connection, thus create and well aspirate environment, make, it is possible to well the air of die cavity 300 inside is aspirated, form vacuum environment, be conducive to injection moulding liquid to flow fast at die cavity 300 inner homogeneous, thus form high-quality plastic plate.
The top of patrix 100 is provided with injecting hole 120, and injecting hole 120 is connected with die cavity 300, and the top of patrix 100 is provided with venting hole 130, and the bottom of venting hole 130 is connected with die cavity 300, and the top of venting hole 130 is communicated with air extractor 400.
What the shape of injecting hole 120 directly affected injection moulding liquid enters the time, the duration of contact of the hole wall of the more long feed liquid in path and injecting hole 120 is more long, thus affect the temperature of feed liquid, and its flowing property in die cavity 300, thus affect the quality of plastic plate, therefore, with reference to accompanying drawing 3, in the present embodiment, injecting hole 120 is inverted round table-like.
By above-mentioned vibrational power flow, decreasing the flow distance of injection moulding liquid at injecting hole 120, and more convenient injection moulding feed liquid is injected in die cavity 300 quickly, thus reach better injection moulding effect, the quality product of formation is also more high.
Further, in the present embodiment, the position of injecting hole 120 is corresponding with the central position of wall on die cavity 300.
Above-mentioned vibrational power flow, injection moulding feed liquid is made can directly to enter the mid-way of die cavity 300 from injecting hole 120, after injection moulding feed liquid enters die cavity 300, can flow to die cavity 300 surrounding better, thus evenly it is full of whole cavity, therefore, this kind is arranged so that feed liquid flows more even, thus improves the final quality of product.
Further, with reference to accompanying drawing 2, accompanying drawing 3, venting hole 130 is provided with two, and two venting holes 130 are symmetrical arranged relative to the axis direction of injecting hole 120.
By arranging two venting holes 130, the gas of die cavity 300 inside is aspirated, it is possible to make its inside form the environment of relative vacuum very soon. And the setting of two venting hole 130 symmetrical structures so that the local vacuum and the suction that produce because of suction air evenly, so that the flowing of the injection moulding feed liquid entered is also more even, the quality of the finished product of the plastic plate of formation is more good.
Further, in the present embodiment, the material of described patrix 100, counterdie 200 is die steel.
Patrix 100, counterdie 200 that use die steel is made have very high hardness, intensity, wear resistance and enough toughness, it is possible to meet the needs of plastic shaping, and are not easy damaged in long-term use procedure, have good work-ing life.
Further, in the present embodiment, the top of patrix 100 is provided with air extractor 400 for vacuum air pump. The mechanism of vacuum air pump is simple, easy for installation, and has good suction effect, it is possible to meet the demand of the suction to the gas in die cavity 300.
Further, in the present embodiment, the top of patrix 100 is provided with flange 140.
The flange 140 arranged by patrix 100 makes patrix 100 be more convenient for lifting and transport etc., is also convenient to the parting of mould and the operation closing mould simultaneously.
For making the object of the utility model embodiment, technical scheme and advantage clearly, above in conjunction with the accompanying drawing in the utility model embodiment, carry out describing clearly and completely to the technical scheme in the utility model embodiment, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments. The assembly of the utility model embodiment usually describing in accompanying drawing herein and indicating can be arranged with various different configuration and design.
Therefore, the detailed description of the above embodiment of the present utility model to providing in the accompanying drawings the claimed scope of the present utility model of not intended to be limiting, but only represent selected embodiment of the present utility model. Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
In description of the present utility model, it should be noted that, term " " center ", " on ", D score, " left side ", " right side ", " vertically ", " level ", " interior ", it is based on orientation shown in the drawings or position relation that the orientation of the instruction such as " outward " or position are closed, or this practicality novel product orientation usually put or position relation when using, it is only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device referred to or element must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model. in addition, term " first ", " the 2nd ", " the 3rd " etc. are only for distinguishing description, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ", " installation ", " being connected ", " connection " should be interpreted broadly, such as, it is possible to be fixedly connected with, can also be removably connect, or connect integratedly; Can be mechanically connected, it is also possible to be electrical connection; Can be directly be connected, it is also possible to be indirectly connected by intermediary, it is possible to be the connection of two element internals. For the ordinary skill in the art, it is possible to particular case understands the concrete implication of above-mentioned term in the utility model.

Claims (10)

1. a novel die, it is characterized in that, comprise patrix, counterdie, described patrix is arranged at the top of described counterdie, the bottom surface of described patrix contacts with the end face of described counterdie, described patrix, counterdie is cuboid, the end face of described counterdie is provided with an annular recesses, the annular protrusion that the bottom surface of described patrix is provided with described annular recesses mates, the die cavity of rectangular parallelepiped is formed between described patrix and described counterdie, the top of described patrix is provided with injecting hole, described injecting hole is connected with described die cavity, the top of described patrix is provided with venting hole, the bottom of described venting hole is connected with described die cavity, the top of described venting hole is communicated with air extractor.
2. novel die according to claim 1, it is characterised in that, described annular recesses is square ring, and described annular recesses surrounds described die cavity.
3. novel die according to claim 2, it is characterised in that, the ring section of described annular recesses is rectangle.
4. novel die according to claim 2, it is characterised in that, it is provided with joint strip bottom the groove body of described annular recesses.
5. novel die according to claim 1, it is characterised in that, described injecting hole is inverted round table-like.
6. novel die according to claim 1, it is characterised in that, the position of described injecting hole is corresponding with the central position of wall on described die cavity.
7. novel die according to claim 6, it is characterised in that, described venting hole is provided with two, and two venting holes are symmetrical arranged relative to the axis direction of injecting hole.
8. novel die according to claim 1, it is characterised in that, the material of described upper die and lower die is die steel.
9. novel die according to claim 1, it is characterised in that, it is vacuum air pump that the top of described patrix is provided with air extractor.
10. novel die according to claim 1, it is characterised in that, the top of described patrix is provided with flange.
CN201520917879.6U 2015-11-17 2015-11-17 Novel mould Expired - Fee Related CN205272494U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520917879.6U CN205272494U (en) 2015-11-17 2015-11-17 Novel mould

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520917879.6U CN205272494U (en) 2015-11-17 2015-11-17 Novel mould

Publications (1)

Publication Number Publication Date
CN205272494U true CN205272494U (en) 2016-06-01

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105216241A (en) * 2015-11-17 2016-01-06 重庆持恒模具有限公司 Novel die
CN107097372A (en) * 2017-03-30 2017-08-29 无锡光泰玻璃制品有限公司 Glass base liquid-state silicon gel toroidal lens and its production technology
CN108437360A (en) * 2018-04-14 2018-08-24 繁昌县倍思生产力促进中心有限公司 A kind of novel parting surface structure of injection mold
CN108987292A (en) * 2017-06-05 2018-12-11 日月光半导体制造股份有限公司 Encapsulating mould and semiconductor packing process
CN109955497A (en) * 2017-12-25 2019-07-02 江苏金风科技有限公司 Priming by vacuum mold and priming by vacuum device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105216241A (en) * 2015-11-17 2016-01-06 重庆持恒模具有限公司 Novel die
CN107097372A (en) * 2017-03-30 2017-08-29 无锡光泰玻璃制品有限公司 Glass base liquid-state silicon gel toroidal lens and its production technology
CN108987292A (en) * 2017-06-05 2018-12-11 日月光半导体制造股份有限公司 Encapsulating mould and semiconductor packing process
CN109955497A (en) * 2017-12-25 2019-07-02 江苏金风科技有限公司 Priming by vacuum mold and priming by vacuum device
CN109955497B (en) * 2017-12-25 2021-06-08 江苏金风科技有限公司 Vacuum filling mold and vacuum filling device
CN108437360A (en) * 2018-04-14 2018-08-24 繁昌县倍思生产力促进中心有限公司 A kind of novel parting surface structure of injection mold

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160601

Termination date: 20161117