CN202846812U - Double-layer spiral plastic mold - Google Patents
Double-layer spiral plastic mold Download PDFInfo
- Publication number
- CN202846812U CN202846812U CN 201220243609 CN201220243609U CN202846812U CN 202846812 U CN202846812 U CN 202846812U CN 201220243609 CN201220243609 CN 201220243609 CN 201220243609 U CN201220243609 U CN 201220243609U CN 202846812 U CN202846812 U CN 202846812U
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- spiral inner
- mould core
- inner mould
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Abstract
The utility model discloses a double-layer spiral plastic mold. The double-layer spiral plastic mold comprises an outer mold sleeve, a first spiral inner mold core and a second spiral inner mold core, wherein the second spiral inner mold core is sheathed in the first spiral inner mold core to form a first material passing cavity, the outer mold sleeve is sheathed on an outer body of the second spiral inner mold core to form a second material passing cavity, and the first spiral inner mold core and the second spiral inner mold core are sequentially fixed on the left end surface of the outer mold sleeve through screws. In such manner, the double-layer spiral plastic mold disclosed by the utility model can improve the finished product rate of the mold and effectively reduce production cost, and has the advantages of reasonable structural design and simple process flow.
Description
Technical field
The utility model relates to the plastic mould field, particularly relates to a kind of double-layer spiral formula plastic mold.
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 day by day obvious.The plastic mould that is used for producing plasthetics is indispensable important component part in the whole production process of plasthetics, and the structure of mould has direct impact 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, clamping mould on injection machine, molten plastic in flow passage system is injected into the moulding device, and in die cavity cooling and shaping, then die sinking is ejected goods by ejection system in die cavity, leave mould, closure is carried out next injection moulding more at last.
Yet, along with growing to the plastic cement products demand of people, 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 the operating cost such as the electric energy of corresponding plant maintenance expense and consumption, water energy and labour cost also are no small expenses, therefore, the huge growth of production cost has seriously limited the development of plastic cement industry.
On the other hand; find in actual applications; because the speed that molten plastic solidifies is very fast; often can before filling full mould cavity, just solidify; 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.
The utility model content
The technical problem that the utility model mainly solves provides a kind of double-layer spiral formula plastic mold, 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 utility model adopts is: a kind of double-layer spiral formula plastic mold is provided, this double-layer spiral formula plastic mold comprises outer die casing, the first spiral inner mould core and the second spiral inner mould core, described the 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 by screw.
Preferably, described outer die casing comprises outer mold cavity plate, the discharging external mold, eccentric adjusting ring and retainer ring A, described outer mold cavity plate right side is provided with groove, eccentric adjusting ring and discharging external mold are installed in the groove successively, cover has retainer ring A on the discharging external mold, retainer ring A is screwed in outer mold cavity plate right side, and eccentric adjusting ring and discharging external mold 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 extrados of outer mold cavity plate is equipped with auxiliary charging mould, and the charging aperture of auxiliary charging mould logically expects that the chamber is communicated with second.
Preferably, the left side of described the second spiral inner mould core is provided with chimb, and chimb is abutted against the left side in outer mold cavity plate; Comprise that also the extrados of the second spiral inner mould core is provided with the second helicla flute of extension, helicla flute is communicated with the auxiliary feed ports of auxiliary charging mould.
Preferably, described the 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 by the chimb that fixed screw passes the chimb of the first spiral inner mould core and the second spiral inner mould core successively; The left side of the first spiral inner mould core is fixed with main charging mould by retainer ring B, retainer ring B is connected on the main charging mould by internal thread, the main charging aperture of main charging mould is communicated with the first material chamber, the right side of the first spiral inner mould core is fixed with the discharging inner mould core by the long bolt with axial passage, the extrados of the first spiral inner mould core is provided with the first helicla flute of extension, the 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, and radially the axial passage of passage and long bolt is communicated with by the mesopore of the first spiral inner mould core.
The beneficial effects of the utility model are: a kind of double-layer spiral formula of the utility model plastic mold, and 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 utility model plastic mold.
The specific embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that protection domain of the present utility model is made more explicit defining.
See also Fig. 1, the utility model embodiment comprises:
A kind of double-layer spiral formula plastic mold, this double-layer spiral formula plastic mold comprises outer die casing 1, the first spiral inner mould core 2 and the second spiral inner mould core 3, described the 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 the 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 by screw.Outer die casing 1 comprises outer mold cavity plate 11, discharging external mold 12, eccentric adjusting ring 13 and retainer ring A14, described 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, cover has retainer ring A14 on the discharging external mold 12, retainer ring A14 is screwed in outer mold cavity plate 11 right sides, 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 extrados of outer mold cavity plate 11 is equipped with auxiliary charging mould 15, and the charging aperture of auxiliary charging mould 15 logically expects that chamber 5 is communicated with second.The left side of described the 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; The second helicla flute 16, the second helicla flutes 16 that the described extrados that also comprises the second spiral inner mould core 3 is provided with extension are communicated with the auxiliary feed ports of auxiliary charging mould 15.Described the 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 by the chimb that fixed screw passes the chimb of the first spiral inner mould core 2 and the second spiral inner mould core 3 successively; The left side of the first spiral inner mould core 2 is fixed with main charging mould by retainer ring B24, retainer ring B24 is connected on the main charging mould 25 by internal thread, the main charging aperture 251 of main charging mould 25 is communicated with the first material chamber 4, the right side of the first spiral inner mould core 3 is fixed with discharging inner mould core 22 by the long bolt 23 with axial passage 231, the extrados of the first spiral inner mould core 2 is provided with the first helicla flute 26 of extension, the first helicla flute 26 is communicated with the main charging aperture 251 of main charging mould 25, the chimb place of the first spiral inner mould core 2 is provided with the radially passage 211 to the product tonifying Qi, and radially the axial passage 231 of passage 211 and long bolt 23 is communicated with by the mesopore of the first spiral inner mould core 2.
A kind of double-layer spiral formula of the utility model plastic mold can improve the mould yield rate, and effectively reduce production costs, reasonable in design, and technological process is simple.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to do; 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 utility model.
Claims (4)
1. double-layer spiral formula plastic mold, it is characterized in that: this double-layer spiral formula plastic mold comprises outer die casing, the first spiral inner mould core and the second spiral inner mould core, described the 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 by screw.
2. a kind of double-layer spiral formula plastic mold according to claim 1, it is characterized in that: described outer die casing comprises outer mold cavity plate, the discharging external mold, eccentric adjusting ring and retainer ring A, described outer mold cavity plate right side is provided with groove, eccentric adjusting ring and discharging external mold are installed in the groove successively, cover has retainer ring A on the discharging external mold, retainer ring A is screwed in outer mold cavity plate right side, and eccentric adjusting ring and discharging external mold 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 extrados of outer mold cavity plate is equipped with auxiliary charging mould, and the charging aperture of auxiliary charging mould logically expects that the chamber is communicated with second.
3. a kind of double-layer spiral formula plastic mold according to claim 1, it is characterized in that: the left side of described the second spiral inner mould core is provided with chimb, and chimb is abutted against the left side in outer mold cavity plate; Comprise that also the extrados of the second spiral inner mould core is provided with the second helicla flute of extension, helicla flute is communicated with the auxiliary feed ports of auxiliary charging mould.
4. a kind of double-layer spiral formula plastic mold according to claim 1, it is characterized in that: described the 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 by the chimb that fixed screw passes the chimb of the first spiral inner mould core and the second spiral inner mould core successively; The left side of the first spiral inner mould core is fixed with main charging mould by retainer ring B, retainer ring B is connected on the main charging mould by internal thread, the main charging aperture of main charging mould is communicated with the first material chamber, the right side of the first spiral inner mould core is fixed with the discharging inner mould core by the long bolt with axial passage, the extrados of the first spiral inner mould core is provided with the first helicla flute of extension, the 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, and radially the axial passage of passage and long bolt is communicated with by the mesopore of the first spiral inner mould core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220243609 CN202846812U (en) | 2012-05-29 | 2012-05-29 | Double-layer spiral plastic mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220243609 CN202846812U (en) | 2012-05-29 | 2012-05-29 | Double-layer spiral plastic mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202846812U true CN202846812U (en) | 2013-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220243609 Expired - Fee Related CN202846812U (en) | 2012-05-29 | 2012-05-29 | Double-layer spiral plastic mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202846812U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102700067A (en) * | 2012-05-29 | 2012-10-03 | 苏州市欣龙塑胶模具有限公司 | Double-layer spiral plastic mould |
-
2012
- 2012-05-29 CN CN 201220243609 patent/CN202846812U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102700067A (en) * | 2012-05-29 | 2012-10-03 | 苏州市欣龙塑胶模具有限公司 | Double-layer spiral plastic mould |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 Termination date: 20140529 |