CN103624898A - Mold having chip removal function - Google Patents
Mold having chip removal function Download PDFInfo
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- CN103624898A CN103624898A CN201210251978.6A CN201210251978A CN103624898A CN 103624898 A CN103624898 A CN 103624898A CN 201210251978 A CN201210251978 A CN 201210251978A CN 103624898 A CN103624898 A CN 103624898A
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- charging aperture
- ventilative
- chip
- metalwork
- mould
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Abstract
The invention discloses a mold having a chip removal function. The mold comprises a mold main body, a breathable metal piece and a feed inlet. The mold main body is provided with a mold cavity. The breathable metal piece is arranged in the mold main body and is provided with an air inlet channel. The feed inlet is arranged at the breathable metal piece and is communicated with the mold cavity. The feed inlet is not communicated with the air inlet channel. Air in the air inlet channel can go through the breathable metal piece and then enter into the feed inlet so that chips in the feed inlet are blown away. The mold can prevent plastic chips or oil stain from being brought into the mold cavity by compressed air having high air pressure and a high flowing rate so that plastic part and mold core pollution is avoided.
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.Yet in the production process of mould of plastics, when thimble ejects plastic, plastic and charging aperture are cut off by force, when plastic and charging aperture disconnection, can produce plastics chip is trapped in charging aperture, thereby when next part product of moulding, plastics chip can cause the blemish of next part product, affects product surface quality.
Processing method about plastics chip in mould, traditional method is when finished product is taken out in the demoulding, with air blow gun to blowing in mould, but because the plastics chip being trapped in charging aperture is difficult for blowing out, therefore this kind of method can not blow out chip completely, and artificial mode of blowing can make job stability and production efficiency all be 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 die.
The present invention can realize by the following technical solutions.
The mould with chip removal function provided by the invention comprises a die ontology, ventilative metalwork and a charging aperture.Die ontology has a die cavity.Ventilative metalwork is placed in die ontology, and ventilative metalwork has an 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.
In one embodiment of the invention, the mould with chip removal function also comprises a thimble, the movable die cavity that is arranged at, and thimble has a chip area, and when thimble moves to when chip area is connected with charging aperture, the chip in charging aperture is discharged along chip area.
In one embodiment of the invention, chip area is arranged at the side that thimble is adjacent to 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, by ventilative metalwork, import compressed air and blow out chip, but the design that charging aperture is not connected with ventilative metalwork, 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.In addition, in an embodiment of the present invention, a side that is only adjacent to charging aperture at thimble arranges chip area, can avoid thimble strength decreased easily to rupture, and the shortcoming such as thimble assembling inconvenience, reaches the object of improving the quality of products and extending die life.
Accompanying drawing explanation
Fig. 1 is the generalized section of the mould with chip removal function according to 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 of the mould with chip removal function according to second embodiment of the invention;
Fig. 6 is the generalized section of the mould of Fig. 1 while carrying out demoulding start.
The specific embodiment
Hereinafter with reference to relevant drawings, a kind of mould with chip removal function according to the preferred embodiment of the present invention is described, wherein identical element is illustrated the component symbol with identical.
Fig. 1 is the generalized section of the mould with chip removal function according to first embodiment of the invention.Please refer to shown in Fig. 1, the mould M with chip removal function can be mould of plastics, resin die or rubber mold, however non-be restricted.At this, the mould M with chip removal function comprises a die ontology, ventilative metalwork 11 and a charging aperture 12.Die ontology can be coordinated and form with one second die ontology 13 by one first die ontology 10.The first die ontology 10 has the second die cavity 131, the second die cavitys 131 that one first die cavity 101, the second die ontologies 13 have corresponding first die cavity 101 and coordinates with the first die cavity 101 die cavity that forms die ontology.Ventilative metalwork 11 is placed in the first die ontology 10 of die ontology.Yet the present invention does not impose any restrictions this.In other embodiments, ventilative metalwork 11 also can coordinate the position of charging aperture 12 to be arranged at the second die ontology 13.At this, ventilative metalwork 11 has an inlet channel 111.Charging aperture 12 is arranged at ventilative metalwork 11 and is 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 thereof in detail and form.
Fig. 2 is the generalized section of the first die ontology of Fig. 1, and as shown in Figure 2, the first die ontology 10 can be male model or master mold, and the present invention does not limit in this.Wherein, the first die cavity 101 is opened in the first die ontology 10.
Being arranged at the first die ontology 10 and running through ventilative metalwork 11 to be communicated with the first die cavity 101 of charging aperture 12 parts, the present invention does not limit in this.In other embodiments, charging aperture 12 can be embedded in ventilative metalwork 11 one end, and at the correspondence position of ventilative metalwork 11, through hole can be set, and makes charging aperture 12 can be communicated to 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, and inlet 121 is for injecting as raw materials such as the plastics of melting, rubber or resins, and connected entrance 122 is for raw material enters the opening that the first die cavity 101 carries out cooling formation plastic.
In the present embodiment, ventilative metalwork 11 is microscler ventilative steel.In the middle of ventilative metalwork 11, there is inlet channel 111, only this non-be restricted, in other embodiments, the metalwork 11 of breathing freely also can be other configuration.Although inlet channel 111 is not communicated with described charging aperture 12, yet the material characteristic based on ventilative metal, gas by inlet channel 111 still can enter charging aperture 12, but the liquid charging stock injecting in charging aperture 12 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, and for example when die sinking, directly design, interior, also or when the first die ontology 10 is made after, then is dug out passage, installs the metalwork 11 of breathing freely, and the present invention does not limit in this.
The mould M with chip removal function also comprises a thimble 14.Thimble 14 is movable is arranged at the first die cavity 101, and can in thimble passage 141, move, and so that the plastic of cooling and shaping in the first die cavity 101 is ejected, completes the demoulding.
One end of the inlet channel 111 of ventilative metalwork 11 connects a feeder 15, make feeder 15 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 overcome known when injecting raw material next time, can bring chip into the first die cavity 101, the even pollution problem of the second die cavity 131.
In addition, in the present embodiment, thimble 14 also offers a chip area 142 in a side of contiguous charging aperture 12.When thimble 14 is when home position as shown in Figure 2 moves to the demoulding position shown in Fig. 3, all or part of being connected with charging aperture 12 of chip area 142 meeting, because the lower end 143 of chip area 142 is for open, therefore be suitable for discharging towards the direction away from the first die cavity 101 or the second die cavity 131 near residual chip in charging aperture 12 or connected entrance 122.
Hereat, after charging and cooling formation plastic, thimble 14 can motion carry out demoulding program, described plastic is ejected to the first die cavity 101, now, chip area 142 can be communicated with charging aperture 12, therefore gas can be blown into chip area 142 by the chip that remains in connected entrance 122, finally takes the first die ontology 10 out of.Yet the present invention does not impose any restrictions this.In other embodiments, also chip area 142 can be set, and the chip that gas 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 arranged between ventilative metalwork 11 and feeder 15, to control throughput or the flow velocity of Compressed Gas.Control box 16 can be one can program logic controller.In addition, the long reduction effect in path when avoiding blowing, charging aperture 12 is adjacent to ventilative metalwork 11 contact positions the position that charging aperture 12 is communicated with the connected entrance 122 of the first die cavity 101.
With Fig. 3, describe in detail 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 communicated with charging aperture 12, now control box 16 startup feeders 15 pass into the inlet channel 111 in ventilative metalwork 11 by Compressed Gas, thereby will be positioned at charging aperture 12, or the residual chip that charging aperture 12 connects connected entrance 122 places of the first die cavitys 101 is blown into chip area 142, and remove 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, the assembly shown in it and feature are roughly the same in aforementioned that shown in Figure 2, and only ventilative metalwork 11a is a short tube structure, and is placed in completely in the first die ontology 10a.Ventilative metalwork 11a one end connects a breather pipe T, then is connected with control box 16a and feeder 15a by breather pipe T.So, use the amount of ventilative metal material to reduce, contribute to reduce costs.
Fig. 5 is the generalized section of the mould with chip removal function according to second embodiment of the invention.As shown in Figure 5, the mould M with chip removal function of the present invention comprises one first die ontology 20 and one second die ontology 30.Wherein, the first die ontology 20 has modular construction and the feature roughly the same with aforementioned the first embodiment, the lower end of chip area 250 direct opening only, and form the structure of similar accumulator tank.When thimble 25 moves up in thimble passage 251, chip area 250 is communicated with charging aperture 22, accepts the plastics chip blowing out, and when thimble 25 is returned to home position, chip is discharged to the first die ontology 20.The second die ontology 30 and mutual corresponding the covering of the first die ontology 20, and second die cavity 31 with cooperation first die cavity 21, as for, other as ventilative metalwork 24, feeder 26 and control box 27 etc. all as hereinbefore or similar, 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 shown in Fig. 1 and Fig. 6, in the present embodiment, the first die ontology 10 also has the first flow 125 of a connection charging aperture 12, passage as raw material circulation, the second die ontology 13 has the second runner 132 of a cooperation first flow 125, when mould M covers, first flow 125 and the second runner 132 form a passage, for plastic raw materials, by mould M outside, flow into charging aperture 12.After plastic P completes, the second die ontology 13 is opened towards direction of arrow A in figure, and thimble 14 moves a certain distance toward direction of arrow A in figure, so that plastic P is ejected.In this simultaneously, chip area 142 can be communicated with charging aperture 12, and by control box 16 startup feeders 15, Compressed Gas is passed into ventilative metalwork 11, thereby will be positioned at charging aperture 12, or the residual chip in connected entrance 122 places that charging aperture 12 connects the first die cavitys 101 is blown into chip area 142, and discharge mould M.
Utilize the mould of the preferred embodiment of the present invention, when implementing, gas blows to chip area direction in by inlet channel, can guarantee that chip is the position blowing to away from the first or second die cavity, thereby can contaminated solution plastic and the problem of die.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 invention also can solve thimble strength decreased and easily rupture, and monolateral space too much causes the problems such as thimble assembling inconvenience, reaches the object of improving the quality of products and extending die life.
The above is only illustrative, and non-limiting.Anyly do not depart from spirit of the present invention and category, and the equivalent modifications that it is carried out or change all should be included in claim limited range.
Claims (6)
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, be arranged at described ventilative metalwork, and be communicated with described die cavity, described charging aperture is not connected with described inlet channel, gas in wherein said inlet channel can enter described charging aperture by described ventilative metalwork, to blow away the chip in described charging aperture.
2. the mould with chip removal function according to claim 1, it is characterized in that, described mould also comprises thimble, movable be arranged at described die cavity, and described thimble has chip area, when described thimble moves to when described chip area is connected with described charging aperture, the chip in described charging aperture is discharged along described chip area.
3. the mould with chip removal function according to claim 2, is characterized in that, described chip area is arranged at the side that described thimble is adjacent to described charging aperture.
4. the mould with chip removal function according to claim 1, is characterized in that, described ventilative metalwork is ventilative steel.
5. the mould with chip removal function according to claim 1, is characterized in that, one end of described inlet channel connects feeder.
6. the mould with chip removal function according to claim 1, is characterized in that, described die ontology 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 true CN103624898A (en) | 2014-03-12 |
| CN103624898B CN103624898B (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210251978.6A Active CN103624898B (en) | 2012-07-20 | 2012-07-20 | There is the mould of chip removal function |
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Cited By (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-storage 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-storage mould |
Cited By (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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103624898B (en) | 2016-05-04 |
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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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