CN102700067A - Double-layer spiral plastic mould - Google Patents
Double-layer spiral plastic mould Download PDFInfo
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- CN102700067A CN102700067A CN2012101690838A CN201210169083A CN102700067A CN 102700067 A CN102700067 A CN 102700067A CN 2012101690838 A CN2012101690838 A CN 2012101690838A CN 201210169083 A CN201210169083 A CN 201210169083A CN 102700067 A CN102700067 A CN 102700067A
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- inner mould
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Abstract
The invention discloses a double-layer spiral plastic mould, comprising an outer mould sleeve, a first spiral inner mould core and a second spiral inner mould core; wherein the second spiral inner mould core is sleeved on the first spiral inner mould core so as to form a first material transmitting cavity; the outer mould sleeve is sleeved on the outer body of the second spiral inner mould core to form into a second material transmitting cavity; and the first spiral inner mould core and the second spiral inner mould core are sequentially fixed on the left end face of the outer mould sleeve through a screw. In this way, the mould yield is enhanced, the production cost is effectively reduced, the structural design is reasonable, and the technique process is simple.
Description
Technical field
The present invention relates to the plastic mould field, particularly relate to a kind of double-layer spiral formula plastic cement mould.
Background technology
In recent years, along with the progressively raising at aspects such as intensity, precision of the develop rapidly of plastic cement industry and engineering plastic, the range of application of plasthetics is in continuous expansion, and the trend of industrial products and daily product rubberized is obvious day by day.The plastic mould that is used for producing plasthetics is an important component part indispensable in the plasthetics whole process of production, and the structure of mould has direct influence to product quality and production process.
Mould of plastics is a kind of instrument of producing plastic products; According to production technology with produce the different of product and be divided into: injection mold, the mould of blowing, be rotated into pattern and thermoforming mould etc.; Wherein, Injection molding technique is the method that the most generally adopts in the plastic processing, and its element has: shaped device, positioner, fixture, cooling system, constant temperature system, miscarriage system and ejection system.During injection moulding, the mould clamping on injection machine, molten plastic in flow passage system is injected into the moulding device, and in die cavity cooling and shaping, die sinking is then ejected goods by ejection system in die cavity, leave mould, closure is carried out next injection moulding more at last.
Yet Along with people's is growing to the plastic cement products demand, and the output of mold is had higher requirement.But with existing Tool and Die Technology; Only can take the lead increase injection machine and die apparatus for enhancing productivity realizes; But this not only can increase hardware cost; And operating cost such as electric energy of corresponding apparatus maintenance expense and consumption, water ability and labour cost also be no small expense, and therefore, the huge growth of production cost has seriously limited the development of plastic cement industry.
On the other hand; In practical application, find,, before full mould cavity is being filled by regular meeting, just solidify because the speed that molten plastic solidifies is very fast; The product that it is obtained is imperfect; Defect rate is higher, particularly has the annular die cavity of larger volume for some, owing to it fills the situation that distance far occurs not filling up.
Summary of the invention
The technical problem that the present invention mainly solves provides a kind of double-layer spiral formula plastic cement mould, and can improve the mould yield rate, and effectively reduce production costs, reasonable in design, technological process is simple.
For solving the problems of the technologies described above; The technical scheme that the present invention adopts is: a kind of double-layer spiral formula plastic cement mould is provided; This double-layer spiral formula plastic cement mould comprises outer die casing, the first spiral inner mould core and the second spiral inner mould core; The said second spiral inner mould core is socketed on the first spiral inner mould core and forms the first logical material chamber, and the socket outer die casing forms the second logical material chamber on the ectosome of the second spiral inner mould core, and the first spiral inner mould core and the second spiral inner mould core are fixed in the left side of outer die casing successively through screw.
Preferably; Said outer die casing comprises outer mold cavity plate, discharging external mold, eccentric adjusting ring and retainer ring A, and said outer mold cavity plate right side is provided with groove, and eccentric adjusting ring and discharging external mold are installed in the groove successively; Be with retainer ring A on the discharging external mold; Retainer ring A is fixed in outer mold cavity plate right side through screw, and eccentric adjusting ring and discharging external mold are fixed in the groove, more than each junction be equipped with that locating groove keep to connect with one heart; The keep left place of end of the said extrados that also comprises outer mold cavity plate is equipped with the co-feed mould, and the charging aperture of co-feed mould logically expects that the chamber is communicated with second.
Preferably, the left side of the said second spiral inner mould core is provided with chimb, and chimb is abutted against the left side in outer mold cavity plate; The said extrados of the second spiral inner mould core that also comprises is provided with second helicla flute of extension, and helicla flute is communicated with the auxiliary feed ports of co-feed mould.
Preferably; The said first spiral inner mould core comprises that the left side of the first spiral internal mold core body is provided with chimb; Chimb is abutted against in the left side of the second spiral inner mould core, and is fixed in the left side of outer mold cavity plate through the chimb that fixed screw passes chimb and the second spiral inner mould core of the first spiral inner mould core successively; The left side of the first spiral inner mould core is fixed with main charging mould through retainer ring B; Retainer ring B is connected on the main charging mould through internal thread; The main charging aperture of main charging mould is communicated with the first material chamber; The said right side of the first spiral inner mould core that also comprises is fixed with the discharging inner mould core through tape spool to the long bolt of passage, and the extrados of the first spiral inner mould core is provided with first helicla flute of extension, and first helicla flute is communicated with the main charging aperture of main charging mould; The chimb place of the first spiral inner mould core is provided with the radially passage to the product tonifying Qi, radially the mesopore of the axial passage of passage and long bolt through the first spiral inner mould core together with.
The invention has the beneficial effects as follows: a kind of double-layer spiral formula of the present invention plastic cement mould, can improve the mould yield rate, and effectively reduce production costs, reasonable in design, technological process is simple.
Description of drawings
Fig. 1 is the perspective view of a preferred embodiment of a kind of double-layer spiral formula of the present invention plastic cement mould.
The specific embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present invention is set forth in detail, thereby protection scope of the present invention is made more explicit defining so that advantage of the present invention and characteristic can be easier to it will be appreciated by those skilled in the art that.
See also Fig. 1, the embodiment of the invention comprises:
A kind of double-layer spiral formula plastic cement mould; This double-layer spiral formula plastic cement mould comprises outer die casing 1, the first spiral inner mould core 2 and the second spiral inner mould core 3; The said second spiral inner mould core 3 is socketed on the first spiral inner mould core 2 and forms the first logical material chamber 4; Socket outer die casing 1 formation, second logical material chamber 5, the first spiral inner mould cores 2 and the second spiral inner mould core 3 are fixed in the left side of outer die casing 1 successively on the ectosome of the second spiral inner mould core 3 through screw.Outer die casing 1 comprises outer mold cavity plate 11, discharging external mold 12, eccentric adjusting ring 13 and retainer ring A14; Said outer mold cavity plate 11 right sides are provided with groove; Eccentric adjusting ring 13 and discharging external mold 12 are installed in the groove successively, are with retainer ring A14 on the discharging external mold 12, retainer ring A14 is fixed in outer mold cavity plate 11 right sides through screw; And eccentric adjusting ring 13 and discharging external mold 12 be fixed in the groove; More than each junction be equipped with that locating groove keep to connect with one heart, the keep left place of end of the said extrados that also comprises outer mold cavity plate 11 is equipped with co-feed mould 15, the charging aperture of co-feed mould 15 and second leads to expects that chamber 5 is communicated with.The left side of the said second spiral inner mould core 3 is provided with chimb, and chimb is abutted against in the left side of outer mold cavity plate 11; Second helicla flute, 16, the second helicla flutes 16 that the said extrados that also comprises the second spiral inner mould core 3 is provided with extension are communicated with the auxiliary feed ports of co-feed mould 15.The said first spiral inner mould core 2 comprises that the left side of the first spiral internal mold core body 21 is provided with chimb; Chimb is abutted against in the left side of the second spiral inner mould core 2, and is fixed in the left side of outer mold cavity plate 11 through the chimb that fixed screw passes chimb and the second spiral inner mould core 3 of the first spiral inner mould core 2 successively; The left side of the first spiral inner mould core 2 is fixed with main charging mould through retainer ring B24; Retainer ring B24 is connected on the main charging mould 25 through internal thread; The main charging aperture 251 of main charging mould 25 is communicated with the first material chamber 4; The said right side of the first spiral inner mould core 3 that also comprises is fixed with discharging inner mould core 22 through tape spool to the long bolt 23 of passage 231; The extrados of the first spiral inner mould core 2 is provided with first helicla flute 26 of extension; First helicla flute 26 is communicated with the main charging aperture 251 of main charging mould 25, and the chimb place of the first spiral inner mould core 2 is provided with the radially passage 211 to the product tonifying Qi, radially the mesopore of the axial passage 231 of passage 211 and long bolt 23 through the first spiral inner mould core 2 together with.
A kind of double-layer spiral formula of the present invention plastic cement mould can improve the mould yield rate, and effectively reduce production costs, reasonable in design, and technological process is simple.
The above is merely embodiments of the invention; Be not so limit claim of the present invention; Every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (4)
1. double-layer spiral formula plastic cement mould; It is characterized in that: this double-layer spiral formula plastic cement mould comprises outer die casing, the first spiral inner mould core and the second spiral inner mould core; The said second spiral inner mould core is socketed on the first spiral inner mould core and forms the first logical material chamber; The socket outer die casing forms the second logical material chamber on the ectosome of the second spiral inner mould core, and the first spiral inner mould core and the second spiral inner mould core are fixed in the left side of outer die casing successively through screw.
2. a kind of double-layer spiral formula plastic cement mould according to claim 1; It is characterized in that: said outer die casing comprises outer mold cavity plate, discharging external mold, eccentric adjusting ring and retainer ring A, and said outer mold cavity plate right side is provided with groove, and eccentric adjusting ring and discharging external mold are installed in the groove successively; Be with retainer ring A on the discharging external mold; Retainer ring A is fixed in outer mold cavity plate right side through screw, and eccentric adjusting ring and discharging external mold are fixed in the groove, more than each junction be equipped with that locating groove keep to connect with one heart; The keep left place of end of the said extrados that also comprises outer mold cavity plate is equipped with the co-feed mould, and the charging aperture of co-feed mould logically expects that the chamber is communicated with second.
3. a kind of double-layer spiral formula plastic cement mould according to claim 1, it is characterized in that: the left side of the said second spiral inner mould core is provided with chimb, and chimb is abutted against the left side in outer mold cavity plate; The said extrados of the second spiral inner mould core that also comprises is provided with second helicla flute of extension, and helicla flute is communicated with the auxiliary feed ports of co-feed mould.
4. a kind of double-layer spiral formula plastic cement mould according to claim 1; It is characterized in that: the said first spiral inner mould core comprises that the left side of the first spiral internal mold core body is provided with chimb; Chimb is abutted against in the left side of the second spiral inner mould core, and is fixed in the left side of outer mold cavity plate through the chimb that fixed screw passes chimb and the second spiral inner mould core of the first spiral inner mould core successively; The left side of the first spiral inner mould core is fixed with main charging mould through retainer ring B; Retainer ring B is connected on the main charging mould through internal thread; The main charging aperture of main charging mould is communicated with the first material chamber; The said right side of the first spiral inner mould core that also comprises is fixed with the discharging inner mould core through tape spool to the long bolt of passage, and the extrados of the first spiral inner mould core is provided with first helicla flute of extension, and first helicla flute is communicated with the main charging aperture of main charging mould; The chimb place of the first spiral inner mould core is provided with the radially passage to the product tonifying Qi, radially the mesopore of the axial passage of passage and long bolt through the first spiral inner mould core together with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101690838A CN102700067A (en) | 2012-05-29 | 2012-05-29 | Double-layer spiral plastic mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101690838A CN102700067A (en) | 2012-05-29 | 2012-05-29 | Double-layer spiral plastic mould |
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| Publication Number | Publication Date |
|---|---|
| CN102700067A true CN102700067A (en) | 2012-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101690838A Pending CN102700067A (en) | 2012-05-29 | 2012-05-29 | Double-layer spiral plastic mould |
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| CN (1) | CN102700067A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201761056U (en) * | 2010-09-25 | 2011-03-16 | 吕永宣 | Double-layer pipe composite die for plastic extruder |
| CN202846812U (en) * | 2012-05-29 | 2013-04-03 | 苏州市欣龙塑胶模具有限公司 | Double-layer spiral plastic mold |
-
2012
- 2012-05-29 CN CN2012101690838A patent/CN102700067A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201761056U (en) * | 2010-09-25 | 2011-03-16 | 吕永宣 | Double-layer pipe composite die for plastic extruder |
| CN202846812U (en) * | 2012-05-29 | 2013-04-03 | 苏州市欣龙塑胶模具有限公司 | Double-layer spiral plastic mold |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| AD01 | Patent right deemed abandoned | ||
| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20170609 |