CN103624898B - There is the mould of chip removal function - Google Patents
There is the mould of chip removal function Download PDFInfo
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- CN103624898B CN103624898B CN201210251978.6A CN201210251978A CN103624898B CN 103624898 B CN103624898 B CN 103624898B CN 201210251978 A CN201210251978 A CN 201210251978A CN 103624898 B CN103624898 B CN 103624898B
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- charging aperture
- ventilative
- mould
- chip
- metalwork
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Abstract
There is a mould for chip removal function, comprise die ontology, ventilative metalwork and charging aperture. Die ontology has die cavity. Ventilative metalwork is placed in die ontology, and has inlet channel. Charging aperture is arranged at ventilative metalwork and is communicated with die cavity. Charging aperture is not connected with inlet channel. Gas in inlet channel can enter charging aperture by ventilative metalwork, to blow away the chip in charging aperture. While making to implement, can avoid compressed air because of air pressure and flow velocity is too high brings plastics chip or greasy dirt into die cavity, pollute the problem of plastic and die.
Description
Technical field
The present invention is about a kind of mould, especially about a kind of mould with chip removal function.
Background technology
Plastic product is widely used in daily life, and the production of plastic product be unable to do without mould of plastics. SoAnd in the production process of mould of plastics, when thimble ejects plastic, plastic and charging aperture are cut off by force,In the time of plastic and charging aperture disconnection, can produce plastics chip and be trapped in charging aperture, thereby produce at next part of mouldingWhen product, plastics chip can cause the blemish of next part product, affects product surface quality.
About the processing method of plastics chip in mould, traditional method is in the time that finished product is taken out in the demoulding, usesAir blow gun is to blowing in mould, but because the plastics chip being trapped in charging aperture is difficult for blowing out, therefore this kindMethod can not blow out chip completely, and artificial mode of blowing can make job stability and production efficiency allBe affected.
Summary of the invention
The present invention is about a kind of mould with chip removal function, to prevent plastics chip avalanche pollution plastic and mouldBenevolence.
The present invention can realize by the following technical solutions.
The mould with chip removal function provided by the invention comprises a die ontology, a ventilative metalwork andCharging aperture. Die ontology has a die cavity. Ventilative metalwork is placed in die ontology, and ventilative metalwork toolThere is an inlet channel. Charging aperture is arranged at ventilative metalwork and is communicated with die cavity. Charging aperture not with inlet channel phaseBe communicated with. Gas in inlet channel can enter charging aperture by ventilative metalwork, to blow away in charging apertureChip.
In one embodiment of the invention, the mould with chip removal function also comprises a thimble, movable settingIn die cavity, and thimble has a chip area, when thimble moves to when chip area is connected with charging aperture, entersChip in material mouth is discharged along chip area.
In one embodiment of the invention, chip area is arranged at thimble and is adjacent to a side of charging aperture.
In one embodiment of the invention, ventilative metalwork is ventilative steel.
In one embodiment of the invention, one end of inlet channel connects a feeder.
In one embodiment of the invention, die ontology also has the runner of a connection charging aperture.
From the above, the mould with chip removal function of the present invention, imports compressed air by ventilative metalworkBlow out chip, but the design that charging aperture is not connected with ventilative metalwork, while making to implement, can be avoided compressionAir is because of air pressure and flow velocity is too high brings plastics chip or greasy dirt into die cavity, pollutes the problem of plastic and die.In addition, in an embodiment of the present invention, a side that is only adjacent to charging aperture at thimble arranges chip area, can keep awayExempt from thimble strength decreased and easily rupture, and the shortcoming such as thimble assembling inconvenience, reach and improve the quality of products and prolongThe object of long die life.
Brief description of the drawings
Fig. 1 is the generalized section according to the mould with chip removal function of first embodiment of the invention;
Fig. 2 is the generalized section of the first die ontology of Fig. 1;
Generalized section when Fig. 3 is the first die ontology start of Fig. 2;
Fig. 4 is the generalized section of the variation aspect of the ventilative metalwork shown in Fig. 2;
Fig. 5 is the generalized section according to the mould with chip removal function of second embodiment of the invention;
Fig. 6 is the generalized section of the mould of Fig. 1 while carrying out demoulding start.
Detailed description of the invention
Hereinafter with reference to relevant drawings, a kind of mould with chip removal function according to the preferred embodiment of the present invention is describedTool, wherein identical element will be illustrated with identical component symbol.
Fig. 1 is the generalized section according to the mould with chip removal function of first embodiment of the invention. Please joinExamine shown in Fig. 1, the mould M with chip removal function can be mould of plastics, resin die or rubber mold,But non-be restricted. At this, the mould M with chip removal function comprises a die ontology, a ventilative metalPart 11 and a charging aperture 12. Die ontology can be by one first die ontology 10 and one second die ontology 13Coordinate and form. The first die ontology 10 has one first die cavity 101, the second die ontologies 13 and has a correspondenceThe second die cavity 131, the second die cavitys 131 of the first die cavity 101 coordinate formation die ontology with the first die cavity 101Die cavity. Ventilative metalwork 11 is placed in the first die ontology 10 of die ontology. But the present invention is to thisDo not impose any restrictions. In other embodiments, ventilative metalwork 11 also can coordinate the position of charging aperture 12 to establishBe placed in the second die ontology 13. At this, ventilative metalwork 11 has an inlet channel 111. Charging aperture 12Be arranged at ventilative metalwork 11 and be communicated with the first die cavity 101. Charging aperture 12 is not connected with inlet channel 111.When as follows, with reference to figure 2, first describe the first die ontology 10 and assembly composition thereof in detail.
Fig. 2 is the generalized section of the first die ontology of Fig. 1, as shown in Figure 2, and the first die ontology 10Can be male model or master mold, the present invention limit in this. Wherein, the first die cavity 101 is opened in the first mould originallyIn body 10.
Being arranged at the first die ontology 10 and running through ventilative metalwork 11 to be communicated with first of charging aperture 12 partsDie cavity 101, the present invention does not limit in this. In other embodiments, charging aperture 12 can be embedded in ventilative gold in one endBelong in part 11, and at the correspondence position of ventilative metalwork 11, through hole can be set, charging aperture 12 can be communicated withTo the first die cavity 101. Or, also charging aperture 12 can be set to the sidewall contact with ventilative metalwork 11.As shown in the figure, in the present embodiment, charging aperture 12 has an inlet 121 and a connected entrance 122, injectsMouth 121 is for injecting as raw materials such as the plastics of melting, rubber or resins, and connected entrance 122 is for raw material entersThe first die cavity 101 carries out the opening of cooling formation plastic.
Ventilative metalwork 11 is placed in the first die ontology 10, and has an inlet channel 111. Ventilative metalPart 11 is objects of making taking metal as material of main part, but because inside is formed with a large amount of holes, makes gasCan be through object. Therefore use ventilative metalwork 11, can stop as thick shapes such as molten plastic, rubber or resinsLiquid charging stock passes through, but does not hinder gas to pass through. As shown in the figure, in the present embodiment, charging aperture 12 runs throughVentilative metalwork 11. In implementation, can offer perforation at the correspondence position of ventilative metalwork 11, with forming sectionCharging aperture 12. Or, in other embodiments, can on the conduit wall 123 that surrounds charging aperture 12, arrange oneOpening 124, ventilative metalwork 11 embeds charging aperture 12 by opening 124.
In the present embodiment, ventilative metalwork 11 is microscler ventilative steel. In the middle of ventilative metalwork 11, haveInlet channel 111, only this non-be restricted, in other embodiments, ventilative metalwork 11 also can be otherConfiguration. Although inlet channel 111 is not communicated with described charging aperture 12, but material spy based on ventilative metalProperty, still can enter charging aperture 12 by the gas of inlet channel 111, but the liquid injecting in charging aperture 12Raw material can't flow into charging aperture 12, avoids pollution problem to produce.
In addition, the set-up mode of ventilative metalwork 11 can be one-body molded with the first die ontology 10, for exampleIn the time of die sinking, directly design, interior, also or when the first die ontology 10 is made after, then is dug out passage, installsVentilative metalwork 11, the present invention does not limit in this.
The mould M with chip removal function also comprises a thimble 14. What thimble 14 was movable is arranged at the first die cavity101, and can in thimble passage 141, move, so that the plastic of cooling and shaping in the first die cavity 101 is ejected,Complete the demoulding.
One end of the inlet channel 111 of ventilative metalwork 11 connects a feeder 15, makes feeder15 can provide Compressed Gas to enter inlet channel 111, then enter charging aperture 12, when to the plastic demoulding,Remain near the chip enforcement of charging aperture 12 or connected entrance 122 and blow, remove described chip, thereby overcomeKnown in the time injecting raw material next time, chip can be brought into the first die cavity 101, the even pollution of the second die cavity 131Problem.
In addition, in the present embodiment, thimble 14 also offers a chip area in a side of contiguous charging aperture 12142. When thimble 14 is in the time that home position as shown in Figure 2 moves to the demoulding position shown in Fig. 3, chip removalAll or part of being connected with charging aperture 12 of groove 142 meeting, because the lower end 143 of chip area 142 is open, thus be suitable for near chip residual in charging aperture 12 or connected entrance 122 towards away from the first die cavity 101 orThe direction of the second die cavity 131 is discharged.
Hereat, after charging and cooling formation plastic, thimble 14 can motion carry out demoulding program, with by instituteState plastic and eject the first die cavity 101, now, chip area 142 can be communicated with charging aperture 12, therefore gas canThe chip that remains in connected entrance 122 is blown into chip area 142, finally takes the first die ontology 10 out of. But,The present invention does not impose any restrictions this. In other embodiments, chip area 142 also can be set, and make to bring about the desired sensationThe chip that body blows afloat is still upwards discharged by charging aperture 12.
In the present embodiment, feeder 15 can connect a control box 16, and specifically, control box 16 is establishedBe placed between ventilative metalwork 11 and feeder 15, to control throughput or the flow velocity of Compressed Gas. ControlBox 16 processed can be one can program logic controller. In addition, the long reduction effect in path, enters when avoiding blowingMaterial mouth 12 is adjacent to ventilative metalwork 11 contact positions the connected entrance 122 that charging aperture 12 is communicated with the first die cavity 101Position.
Describe in detail with Fig. 3 again. Generalized section when Fig. 3 is the thimble start of Fig. 1. As shown in the figure,When thimble 14 moves a certain distance to carry out after demoulding start toward direction of arrow A in figure, chip area 142 can be withCharging aperture 12 is communicated with, and now control box 16 starts feeder 15 Compressed Gas is passed into ventilative metalwork 11In inlet channel 111, thereby will be positioned at charging aperture 12, or charging aperture 12 connects first die cavity 101The residual chip at connected entrance 122 places is blown into chip area 142, and by removing in the first die ontology 10.
Fig. 4 is the generalized section of the variation aspect of the ventilative metalwork shown in Fig. 2. Please refer to Fig. 4, its instituteThe assembly showing and feature are roughly the same in aforementioned that shown in Figure 2, and only ventilative metalwork 11a is a short tube structure,And be placed in completely in the first die ontology 10a. Ventilative metalwork 11a one end connects a breather pipe T, then byBreather pipe T is connected with control box 16a and feeder 15a. So, use the amount of ventilative metal material to subtractFew, contribute to reduce costs.
Fig. 5 is the generalized section according to the mould with chip removal function of second embodiment of the invention. As Fig. 5Shown in, the mould M with chip removal function of the present invention comprises one first die ontology 20 and one second mould originallyBody 30. Wherein, the first die ontology 20 has the modular construction roughly the same with aforementioned the first embodiment with specialLevy, only direct opening of the lower end of chip area 250, and form the structure of similar accumulator tank. When thimble 25 existsWhile moving up in thimble passage 251, chip area 250 is communicated with charging aperture 22, accepts the plastics that blow out brokenBits, and in the time that thimble 25 is returned to home position, chip is discharged to the first die ontology 20. The second mould originallyBody 30 and mutual corresponding the covering of the first die ontology 20, and there is the second die cavity of cooperation first die cavity 2131, as for, other as ventilative metalwork 24, feeder 26 and control box 27 etc. all as hereinbefore orSimilar, can, with reference to aforementioned, repeat no more.
Fig. 6 is the generalized section of the mould of Fig. 1 while carrying out demoulding start. Please also refer to Fig. 1 and Fig. 6Shown in, in the present embodiment, the first die ontology 10 also has the first flow 125 of a connection charging aperture 12,As the passage of raw material circulation, the second die ontology 13 has the second runner of a cooperation first flow 125132, in the time that mould M covers, first flow 125 and the second runner 132 form a passage, former for plasticsMaterial is by the outside charging aperture 12 that flows into of mould M. After plastic P completes, the second die ontology 13 is towards arrow in figureDirection A opens, and thimble 14 moves a certain distance toward direction of arrow A in figure, so that plastic P is ejected. InThis simultaneously, chip area 142 can be communicated with charging aperture 12, and starts feeder 15 by control box 16 and will pressContracting gas passes into ventilative metalwork 11, thereby will be positioned at charging aperture 12, or charging aperture 12 connects the first mouldThe residual chip in connected entrance 122 places in cave 101 is blown into chip area 142, and discharges mould M.
Utilize the mould of the preferred embodiment of the present invention, in implement time gas by inlet channel in to chip area directionBlow, can guarantee that chip is the position blowing to away from the first or second die cavity, thus can contaminated solution plastic and mouldThe problem of benevolence. In addition, compared to the necessary ring-type hollow out of known thimble, the design of the one-sided fluting of thimble of the present inventionMode also can solve thimble strength decreased and easily rupture, and monolateral space too much causes thimble assembling inconvenience etc.Problem, reaches the object of improving the quality of products and extending die life.
The above is only illustrative, and non-limiting. Any spirit of the present invention and category of not departing from, andThe equivalent modifications that it is carried out or change, all should be included in claim limited range.
Claims (5)
1. a mould with chip removal function, is characterized in that, comprising:
Die ontology, has die cavity;
Ventilative metalwork, be placed in described die ontology, and described ventilative metalwork has inlet channel; And
Charging aperture, is arranged at described ventilative metalwork, and is communicated with described die cavity, and described charging aperture is not with describedInlet channel is connected, and the gas in wherein said inlet channel can enter institute by described ventilative metalworkState charging aperture, to blow away the chip in described charging aperture, described mould also comprises thimble, and described thimble is movableBe arranged at described die cavity, and described thimble has chip area, makes described chip area when described thimble moves toWhile being connected with described charging aperture, the chip in described charging aperture is discharged along described chip area.
2. the mould with chip removal function according to claim 1, is characterized in that, described chip areaBe arranged at the side that described thimble is adjacent to described charging aperture.
3. the mould with chip removal function according to claim 1, is characterized in that, described ventilative goldBelong to part for ventilative steel.
4. the mould with chip removal function according to claim 1, is characterized in that, described air inlet is logicalThe one end in road connects feeder.
5. the mould with chip removal function according to claim 1, is characterized in that, described mould originallyBody also has the runner that is communicated with described charging aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210251978.6A CN103624898B (en) | 2012-07-20 | 2012-07-20 | There is the mould of chip removal function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210251978.6A CN103624898B (en) | 2012-07-20 | 2012-07-20 | There is the mould of chip removal function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103624898A CN103624898A (en) | 2014-03-12 |
| CN103624898B true CN103624898B (en) | 2016-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210251978.6A Active CN103624898B (en) | 2012-07-20 | 2012-07-20 | There is the mould of chip removal function |
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| CN (1) | CN103624898B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109203310A (en) * | 2018-09-03 | 2019-01-15 | 精英模具（珠海）有限公司 | A kind of manufacture craft of injection mold |
| CN113232247A (en) * | 2021-04-21 | 2021-08-10 | 厦门建霖健康家居股份有限公司 | Mold and method for cleaning residual rubber in mold runner |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5582606A (en) * | 1978-12-20 | 1980-06-21 | Fujitsu Ltd | Cleaning method and device for plastic resin mold |
| JPS56111653A (en) * | 1980-02-08 | 1981-09-03 | Hitachi Ltd | Reactive extrusion mold |
| CN2449900Y (en) * | 2000-11-30 | 2001-09-26 | 池洪 | Heat accumulating type mould |
-
2012
- 2012-07-20 CN CN201210251978.6A patent/CN103624898B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5582606A (en) * | 1978-12-20 | 1980-06-21 | Fujitsu Ltd | Cleaning method and device for plastic resin mold |
| JPS56111653A (en) * | 1980-02-08 | 1981-09-03 | Hitachi Ltd | Reactive extrusion mold |
| CN2449900Y (en) * | 2000-11-30 | 2001-09-26 | 池洪 | Heat accumulating type mould |
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| Publication number | Publication date |
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| CN103624898A (en) | 2014-03-12 |
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Effective date of registration: 20141117 Address after: Suzhou City, Jiangsu province Jinfeng Road 215011 No. 233 Applicant after: Maintek Computer (Suzhou) Co., Ltd. Applicant after: Pegatron Corporation Address before: Suzhou City, Jiangsu province Jinfeng Road 215011 No. 233 Applicant before: Maintek Computer (Suzhou) Co., Ltd. Applicant before: Pegatron Corporation |
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