CN102848534B - Disc gate automatic cutting die - Google Patents
Disc gate automatic cutting die Download PDFInfo
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- CN102848534B CN102848534B CN201210353555.5A CN201210353555A CN102848534B CN 102848534 B CN102848534 B CN 102848534B CN 201210353555 A CN201210353555 A CN 201210353555A CN 102848534 B CN102848534 B CN 102848534B
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- plate
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- cast gate
- mold insert
- fixedly arranged
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Abstract
The invention provides a disk gate automatic cutting die, which includes: an upper fixation plate, a cavity support plate, a gate molding insert fixedly arranged on the cavity support plate, a cavity plate, a cavity molding insert, a core plate, a core molding insert, an ejector retainner plate, a lower fixation plate and an ejector stick. The disk gate automatic cutting die also includes: a push plate that can make up-and-down motion and is sleeved on the core molding insert, a push rod connecting the ejector stick and the push plate, an ejector rod passing through the core molding insert movably, a shutter connecting the cavity plate and the core plate, a first buckling machine assembly and a second buckling machine assembly. Compared with the prior art, the disk gate automatic cutting die provided by the invention can automatically cut a disk gate from a disk gate-equipped plastic product in the die, thus reducing the production cost of the plastic product and improving the production efficiency.
Description
Technical field
The present invention relates to a kind of injection mold, particularly a kind of mould that can automatically excise injecting products plate-like cast gate.
Background technology
While producing plastic cement products with injection mold, conventionally all need according to the appearance requirement design of product different enter glue mode, injection moulding is completed after cast gate on product easily excise.Refer to Fig. 1, it illustrates a kind of perspective view of annular plastic cement products 10, its upper and lower two ends have the circular open of different-diameter size, owing to must guaranteeing the concentricity of circularity size, upper and lower two circular opens after these product 10 moulding, and product surface can not have the defects such as seals that shrink, fusion line, so this product 10 design employing and enters glue from entering the disc type of glue inside the upper end circular open of product when injection moulding.But after adopting disc type to enter glue, the circular open inner side, upper end of product will produce plate-like cast gate, and mould ingate used in the prior art excision mechanism all cannot excise this kind of plate-like cast gate automatically, can only after deviating from mould, product excise or manually excise this kind of plate-like cast gate by other special equipment, so just cause the production cost of the plastic cement products with this kind of plate-like cast gate higher, production efficiency is low.
Summary of the invention
In view of this, the object of this invention is to provide and a kind ofly can to thering is the plastic cement products of plate-like cast gate, automatically excise the injection mold of plate-like cast gate, to reduce production costs, enhance productivity.
For achieving the above object, the invention provides a kind of plate-like cast gate and automatically excise mould, comprise upper mounted plate, cavity support plate, be fixedly arranged on cast gate moulding mold insert, caster, master mold moulding mold insert, male model plate, male model moulding mold insert, male model backing plate, ejector retainner plate, bottom plate and top rod on described cavity support plate, it is characterized in that, described plate-like cast gate automatically excises mould and also comprises:
Push pedal, it can be sheathed on described male model moulding mold insert up and downly, and forms injection moulding die cavity with described cast gate moulding mold insert, master mold moulding mold insert, male model moulding mold insert;
Push rod, its lower end is fixedly connected with described top rod, and its upper end successively activity is run through described bottom plate, described ejector retainner plate, described male model backing plate and described male model plate and is fixedly connected with described push pedal;
Push rod, its movable upper end is arranged on this male model moulding mold insert and the corresponding below that is arranged at described cast gate moulding mold insert, and its lower end successively activity is run through described male model moulding mold insert, described male model backing plate and is fixedly connected on described ejector retainner plate;
Shutter, it is connected between described caster and described male model plate;
The first deduction assembly, it comprises the first locking bed of being fixedly arranged on described ejector retainner plate, be fixedly arranged on the first latch on fixed plate, be fixedly arranged on the first hook shape lock latch on described bottom plate;
The second deduction assembly, it comprises the second locking bed of being fixedly arranged on described caster, is fixedly arranged on the second latch on fixed plate, is fixedly arranged on the second hook shape lock latch on described male model backing plate.
Preferably, described push rod is cylindrical bar, and its upper end has for excising the disc structure of plate-like cast gate.
Preferably, the bottom of described push rod has draw-in groove, and on described ejector retainner plate, corresponding described draw-in groove is provided with clamping part, and described push rod is fixedly connected with the mode of described ejector retainner plate with buckle.
Preferably, described shutter is nylon shutter.
Plate-like cast gate of the present invention excises mold work principle automatically: during die sinking for the first time, fixed plate and described cavity support plate move upward, under described shutter effect, described caster and described male model plate are temporarily not separated, described cavity support plate moves upward and first separates with described caster, described cast gate moulding mold insert separates with described master mold moulding mold insert, the first latch of described the first deduction assembly moves upward with fixed plate, then described in described the first latch fastening, the first locking bed upwards pulls described ejector retainner plate, described ejector retainner plate moves upward and drives described push rod upwards to eject the plate-like cast gate of product is cut off automatically, plate-like cast gate 11 departs from from product, during die sinking for the second time, described cavity support plate continues to move upward, until the second locking bed upwards pulls described caster described in the second taper pin fastening of described the second deduction assembly, described shutter is opened by force, described caster separates with described male model plate, then described top rod moves upward and promotes described push rod and upwards eject, described push pedal is upwards promoted, thereby by product ejection device.
Compared to prior art, a kind of plate-like cast gate provided by the invention excises mould automatically, can in mould, to having the plastic cement products of plate-like cast gate, automatically excise plate-like cast gate, has reduced the production cost of this kind of plastic cement products, has improved production efficiency.
Accompanying drawing explanation
Accompanying drawing 1 is a kind of perspective view of annular plastic cement products.
Accompanying drawing 2 is the structural representation that plate-like cast gate of the present invention excises mould automatically.
Accompanying drawing 3 is the A portion zoomed-in view in Fig. 2.
The perspective view that accompanying drawing 4 excises the push rod of mould automatically for plate-like cast gate of the present invention.
Accompanying drawing 5 is that B in Fig. 2 is to side view.
The C-C that accompanying drawing 6 is Fig. 2 is to cutaway view.
The specific embodiment
Below in conjunction with accompanying drawing, the preferred embodiment of the present invention is elaborated.
Refer to Fig. 1 to Fig. 6, the invention provides a kind of plate-like cast gate and automatically excise mould, for the plate-like cast gate 11 of a kind of annular plastic cement products 10 of injection mo(u)lding the described plastic cement products 10 of automatic excision.Described plate-like cast gate automatically excises mould and comprises upper mounted plate 100, cavity support plate 200, is fixedly arranged on cast gate moulding mold insert 210, caster 300, master mold moulding mold insert 310, male model plate 400, male model moulding mold insert 410, male model backing plate 500, ejector retainner plate 600, bottom plate 700 and top rod 800 on described cavity support plate 200.Described plate-like cast gate automatically excises mould and also comprises push pedal 420, push rod 430, push rod 610, shutter 20, the first deduction assembly and the second deduction assembly.
Described push pedal 420 can be sheathed on described male model moulding mold insert 410 up and downly, and jointly forms the die cavity of injecting products with described cast gate moulding mold insert 210, master mold moulding mold insert 310 and male model moulding mold insert 410.
The lower end of described push rod 430 is fixedly connected with described top rod 800, and its upper end successively activity is run through described bottom plate 700, described ejector retainner plate 600, described male model backing plate 500 and described male model plate 400 and is fixedly connected with described push pedal 420.
The movable upper end of described push rod 610 is arranged on this male model moulding mold insert 410 and the corresponding below that is arranged at described cast gate moulding mold insert 210, and its lower end successively activity is run through described male model moulding mold insert 410, described male model backing plate 500 and is fixedly connected on described ejector retainner plate 600.In the present embodiment, described push rod 610 is cylindrical bar, and its upper end has for excising the disc structure 611 of plate-like cast gate.The bottom of described push rod 610 has draw-in groove 612, and on described ejector retainner plate 600, corresponding described draw-in groove is provided with clamping part, and described push rod 610 is fixedly connected with the mode of described ejector retainner plate 600 with buckle.
Described shutter 20 is connected in described in described caster and 300 between male model plate 400.In the present embodiment, described shutter 20 is nylon shutter.
Described the first deduction assembly comprises the first locking bed 40 of being fixedly arranged on described ejector retainner plate 600, be fixedly arranged on the first latch 41 on fixed plate 100, be fixedly arranged on the first hook shape lock latch 42 on described bottom plate 700.
Described the second deduction assembly comprises the second locking bed 30 of being fixedly arranged on described caster 300, is fixedly arranged on the second latch 31 on fixed plate 100, is fixedly arranged on the second hook shape lock latch 32 on described male model backing plate 500.
During die sinking for the first time, fixed plate 100 moves upward with described cavity support plate 200, under described shutter 20 effects, described caster 300 is temporarily not separated with described male model plate 400, described cavity support plate 200 moves upward and first separates with described caster 300, described cast gate moulding mold insert 210 separates with described master mold moulding mold insert 310, the first latch 31 of described the first deduction assembly moves upward with fixed 100 plates, then described in described the first latch 31 fastenings, the first locking bed 30 upwards pulls described ejector retainner plate 600, described ejector retainner plate 600 moves upward and drives described push rod 610 upwards to eject the plate-like cast gate 11 of product is cut off automatically, plate-like cast gate 11 departs from from product 10.
During die sinking for the second time, described cavity support plate 200 continues to move upward, until the second locking bed 40 upwards pulls described caster 300 described in the second taper pin 41 fastenings of described the second deduction assembly, described shutter 20 is opened by force, described caster 300 separates with described male model plate 400, and then described top rod 800 upwards ejects, and promotes described push rod 430 and upwards ejects, described push pedal 420 is upwards promoted, thereby by product 10 ejection devices.
Compared to prior art, a kind of plate-like cast gate provided by the invention excises mould automatically, can in mould, to having the plastic cement products of plate-like cast gate, automatically excise plate-like cast gate, has reduced the production cost of this kind of plastic cement products, has improved production efficiency.
Above-described embodiment is only explanation technical conceive of the present invention and feature; its object is to allow person skilled in the art can understand content of the present invention and implement according to this; can not limit the scope of the invention with this; all equivalences that Spirit Essence is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.
Claims (4)
1. a plate-like cast gate excises mould automatically, comprise upper mounted plate, cavity support plate, be fixedly arranged on cast gate moulding mold insert, caster, master mold moulding mold insert, male model plate, male model moulding mold insert, male model backing plate, ejector retainner plate, bottom plate and push rod on described cavity support plate, it is characterized in that, described plate-like cast gate automatically excises mould and also comprises:
Push pedal, it can be sheathed on described male model moulding mold insert up and downly, and forming injection moulding die cavity with described cast gate moulding mold insert, master mold moulding mold insert, male model moulding mold insert, described push rod successively activity runs through described bottom plate, described ejector retainner plate, described male model backing plate and described male model plate and is fixedly connected with described push pedal;
Push rod, its movable upper end is arranged in this male model moulding mold insert and the corresponding below that is arranged at described cast gate moulding mold insert, and its lower end successively activity is run through described male model moulding mold insert, described male model backing plate and is fixedly connected on described ejector retainner plate;
Shutter, it is connected between described caster and described male model plate;
The first deduction assembly, it comprises the first locking bed of being fixedly arranged on described ejector retainner plate, be fixedly arranged on the first latch on fixed plate, be fixedly arranged on the first hook shape lock latch on described bottom plate;
The second deduction assembly, it comprises the second locking bed of being fixedly arranged on described caster, is fixedly arranged on the second latch on fixed plate, is fixedly arranged on the second hook shape lock latch on described male model backing plate.
2. a kind of plate-like cast gate according to claim 1 excises mould automatically, it is characterized in that: described push rod is cylindrical bar, and its upper end has for excising the disc structure of plate-like cast gate.
3. a kind of plate-like cast gate according to claim 2 excises mould automatically, it is characterized in that: the bottom of described push rod has draw-in groove, and on described ejector retainner plate, corresponding described draw-in groove is provided with clamping part, and described push rod is fixedly connected with the mode of described ejector retainner plate with buckle.
4. according to a kind of plate-like cast gate described in claims 1 to 3 any one, automatically excise mould, it is characterized in that: described shutter is nylon shutter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210353555.5A CN102848534B (en) | 2012-09-21 | 2012-09-21 | Disc gate automatic cutting die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210353555.5A CN102848534B (en) | 2012-09-21 | 2012-09-21 | Disc gate automatic cutting die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102848534A CN102848534A (en) | 2013-01-02 |
| CN102848534B true CN102848534B (en) | 2014-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210353555.5A Active CN102848534B (en) | 2012-09-21 | 2012-09-21 | Disc gate automatic cutting die |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104369328B (en) * | 2014-10-15 | 2016-11-09 | 大连理工大学 | In a kind of mould, automatic shearing diaphragm gate coagulates the injection mold of material |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2540272Y (en) * | 2002-05-31 | 2003-03-19 | 许思光 | Side sprue automatic cutting-off injection mould |
| CN201494009U (en) * | 2009-08-04 | 2010-06-02 | 厦门威迪亚精密模具塑胶有限公司 | Automatic flat side gate shearing mechanism of injection mold |
| CN202781713U (en) * | 2012-09-21 | 2013-03-13 | 东泰精密模具(苏州)有限公司 | Disc-shaped pouring gate automatic cutting die |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3427690B2 (en) * | 1997-08-29 | 2003-07-22 | 三菱マテリアル株式会社 | Injection mold |
| KR100966877B1 (en) * | 2008-07-17 | 2010-06-29 | 삼성전자주식회사 | Hot Runner System and Injection Molding Method using the same |
| KR100964896B1 (en) * | 2008-07-24 | 2010-06-23 | 주식회사우리엠텍 | Injection molding machine enabling disk gate cutting |
-
2012
- 2012-09-21 CN CN201210353555.5A patent/CN102848534B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2540272Y (en) * | 2002-05-31 | 2003-03-19 | 许思光 | Side sprue automatic cutting-off injection mould |
| CN201494009U (en) * | 2009-08-04 | 2010-06-02 | 厦门威迪亚精密模具塑胶有限公司 | Automatic flat side gate shearing mechanism of injection mold |
| CN202781713U (en) * | 2012-09-21 | 2013-03-13 | 东泰精密模具(苏州)有限公司 | Disc-shaped pouring gate automatic cutting die |
Non-Patent Citations (1)
| Title |
|---|
| JP特開平11-70552A 1999.03.16 |
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| CN102848534A (en) | 2013-01-02 |
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