CN104772855B - Double-color mold - Google Patents
Double-color mold Download PDFInfo
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- CN104772855B CN104772855B CN201510148229.4A CN201510148229A CN104772855B CN 104772855 B CN104772855 B CN 104772855B CN 201510148229 A CN201510148229 A CN 201510148229A CN 104772855 B CN104772855 B CN 104772855B
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- push pedal
- cope plate
- lower template
- mould push
- preceding mould
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Abstract
The invention discloses a kind of double-color mold, it includes cope plate（1）, lower template（2）, sliding block（3）And die holder（4）, described lower template（2）It is fixed on die holder（4）On, described cope plate（1）Positioned at lower template（2）Top, described cope plate（1）And lower template（2）Between be provided with preceding mould push pedal（5）, described sliding block（3）Mould push pedal before being located at（5）On, described preceding mould push pedal（5）With cope plate（1）In the demoulding together and lower template（2）Disengage and preceding mould push pedal（5）With cope plate（2）Between separate, described die holder（4）Lower surface be fixed with rotating disk, described sliding block（3）It is provided with guide pillar hole（6）, described cope plate（1）It is provided with and guide pillar hole（6）The guide pillar being slidably matched（7）, it is low so that the double-color mold that cost greatly reduces that the present invention provides a kind of mould requirement on machining accuracy.
Description
Technical field
The present invention relates to injection mold, and in particular to a kind of double-color mold.
Background technology
Most of plastic products are molded by injection mold, and required profile can be efficiently molded by injection mold
Plasthetics, so as to accelerate the developing steps of injection mold, double color injection refers to two kinds of different colours or variety classes
Plastics the process of different color or the different finished product of appearance soft durometer is made up of injection molding processes.
According to prior art, during for plasthetics of the existing shaping with two kinds of colors or two or more colors, especially
There is quadric injection mould product for the die cavity of product two and core, there is plastic, rubber-coating on product two sides, and mould needs to change sliding block
With preceding mould, it is necessary to which rotary shaft injection machine could complete injection, but the mould requirement on machining accuracy of rotary shaft type two-color die is high, the
Need to eject die after being once molded, then die rotates 180 °, and then die is retracted, last mold-closing injection shaping, injection
Process needs to repeat ejection die, and ejects die and is realized using many thimbles, and die ejects 180 ° of rotation, and matched moulds is just again
Need the dimensional accuracy of thimble very high, that is, require that mould requirement on machining accuracy is high, cost is greatly increased.
The content of the invention
The technical problems to be solved by the invention are：The defect of above prior art is overcome to process essence there is provided a kind of mould
Degree requires low so that the double-color mold that cost greatly reduces.
The technical solution used in the present invention is：A kind of double-color mold, it includes cope plate, lower template, sliding block and die holder,
Described lower template is fixed on die holder, and described cope plate is located at the top of lower template, described cope plate and lower template it
Between be provided with preceding mould push pedal, before described sliding block is located in mould push pedal, described preceding mould push pedal when cope plate is in the demoulding together with and
Lower template is disengaged and separated between preceding mould push pedal and cope plate, and the lower surface of described die holder is fixed with rotating disk, described sliding block
Guide pillar hole is provided with, described cope plate is provided with the guide pillar being slidably matched with slanting guide pillar hole.
After above structure, the present invention has advantages below compared with prior art：Double-color mold needs to be molded twice,
Especially outer surface is encapsulated, generally can all select rotary shaft type two-color die, rotary shaft type two-color die is in injection moulding process
Need to repeat ejection die repetition rotation, ejection die needs many thimbles, and the dimension precision requirement of thimble is very high, not so die
It is difficult to reset after rotation, makes rotating disc type into, mould push pedal before increasing between cope plate and lower template, mould push pedal before sliding block is located at
On, when being molded for the first time, ebonite first is molded to side, after the completion of injection, cope plate and preceding mould push pedal are separated from lower template together,
Product is stayed in lower template, then rotates 180 ° to die holder using rotating disk, and die holder is together with lower template, equivalent to lower template rotation
Turn 180 °, mould push pedal and sliding block before then changing, matched moulds carry out second and is molded, and be molded flexible glue to the side, opposite side is molded
Ebonite, the two injections are carried out simultaneously, complete the injection of double color mould, and last ejection is located at the product in lower template after die sinking, connects
The product ejection lower template that the matched moulds-side ebonite side flexible glue that gets off be molded-molds injection formed rotates 180 °-matched moulds, so
Circulate always, principle is that product injection is that ebonite is first molded flexible glue and is finally molded, overall therefore right due to only needing to rotation die holder
The requirement on machining accuracy of thimble is low, and mould requires low, and cost greatly reduces, and cope plate is separated with preceding mould push pedal is easy to the demoulding.
Refer to that cope plate bottom surface is fixed with pull bar preferably, being separated between described preceding mould push pedal and cope plate, it is described
The one end of pull bar away from cope plate pass through preceding mould push pedal lower surface, described preceding mould push pedal is slidably matched with pull bar, described
Pull bar one end and preceding mould push pedal away from cope plate between be provided with clamping mechanism, described cope plate bottom surface is provided with guide rod, institute
The guide rod stated is located in lower template through preceding mould push pedal, and described guide rod is slidably fitted in lower template and preceding mould push pedal, utilizes
Pull bar realizes that cope plate is separated with preceding mould push pedal, and after pull bar moves a period of time, projection is stuck in spacing hole, in pull bar continuation
Move, mould push pedal is up moved before projection is hauled, and preceding mould push pedal is separated with lower template, it is ensured that separation and cope plate and preceding mould push pedal are also
Connect together.
Preferably, described clamping mechanism, which is the one end of pull bar away from cope plate, is provided with projection, described preceding mould push pedal
Spacing hole is provided with, the diameter of the nearly lower template one end of described spacing hole is more than or equal to raised diameter, described spacing hole
The diameter of nearly cope plate one end is less than raised diameter, and described pull bar is slidably fitted in spacing hole, described raised slip
Coordinate in lower template, using the distance between bottom and spacing hole upper end of pull bar cope plate separated with preceding mould push pedal,
Pull bar is stuck in spacing hole upper end so that cope plate connects together with preceding mould push pedal simultaneously, and preceding mould push pedal is not fallen out, structure letter
It is single.
Preferably, described preceding mould push pedal is provided with neck, described sliding block is slidably fitted in neck, core pulling side
Just, simply.
Preferably, described cope plate bottom, which is provided with the groove for being used for housing pull bar, described pull bar, is cased with spring,
Described spring is located in groove in matched moulds, so sets and to be easier to disengage between cope plate and preceding mould push pedal.
Brief description of the drawings
Fig. 1 is the front view of double-color mold of the present invention.
Fig. 2 is the left view of double-color mold of the present invention.
Fig. 3 is the left view sectional view of one placement of double-color mold of the present invention.
Fig. 4 is the left view sectional view of double-color mold another location of the present invention.
Fig. 5 is the left view sectional view of 3rd position of double-color mold of the present invention.
Wherein, 1, cope plate, 2, lower template, 3, sliding block, 4, die holder, 5, preceding mould push pedal, 6, guide pillar hole 7, guide pillar, 8, draw
Bar, 9, raised, 10, spacing hole, 11, guide rod, 12, neck, 13, groove, 14, spring.
Embodiment
The invention will be further described with reference to the accompanying drawings and detailed description.
As illustrated, the present invention provides a kind of double-color mold, it includes cope plate 1, lower template 2, sliding block 3 and die holder 4, institute
The lower template 2 stated is fixed on die holder 4, and described cope plate 1 is located at the top of lower template 2, described cope plate 1 and lower template
Preceding mould push pedal 5 is provided between 2, before described sliding block 3 is located in mould push pedal 5, described lower template 2, sliding block 3 and preceding mould push pedal 5
Between be provided with die cavity for shaped article, described preceding mould push pedal 5 when cope plate 1 is in the demoulding together with disengaged with lower template 2
And separated between preceding mould push pedal 5 and cope plate 2, the lower surface of described die holder 4 is fixed with rotating disk, and described sliding block 4 is provided with
Slanting guide pillar hole 6, described cope plate 1 is provided with the guide pillar 7 being slidably matched with guide pillar hole 6, it is an advantage of the invention that double-color mold
Need to be molded twice, especially outer surface is encapsulated, generally can all select rotary shaft type two-color die, rotary shaft type two-color die
Need to repeat ejection die repetition rotation in injection moulding process, ejection die needs many thimbles, the dimension precision requirement of thimble
It is very high, it is difficult not so to reset after die rotation, makes rotating disc type into, mould push pedal 5 before increasing between cope plate 1 and lower template 2 is sliding
Before block 3 is located in mould push pedal 5, when being molded for the first time, ebonite, after the completion of injection, cope plate 1 and preceding mould push pedal first are molded to side
5 are separated from lower template 2 together, and product is stayed in lower template 2, then using rotating disk to 180 ° of the rotation of die holder 4, die holder 4 and lower mould
Plate 2 together, 180 ° is rotated equivalent to lower template 2, mould push pedal 5 and sliding block 3 before then changing, and matched moulds carries out second and is molded,
Flexible glue is molded to the side, ebonite is molded to opposite side, the two injections are carried out simultaneously, complete the injection of double color mould, after die sinking most
Ejection is located at the product in lower template 2 afterwards, and following matched moulds-side ebonite side flexible glue be molded-molds the product of injection formed
Eject lower template 2 and rotate 180 °-matched moulds, so circulate always, principle is that product injection is that ebonite is first molded flexible glue and finally noted
Modeling, overall therefore low to the requirement on machining accuracy of thimble due to only needing to rotation die holder, mould requires low, and cost greatly reduces,
Cope plate 1 is separated with preceding mould push pedal 5 is easy to the demoulding.
Separated between described preceding mould push pedal 5 and cope plate 1 and refer to that the bottom surface of cope plate 1 is fixed with pull bar 8, described pull bar
8 one end away from cope plate 2 pass through the lower surface of preceding mould push pedal 5, and described preceding mould push pedal 5 is slidably matched with pull bar 8, described
Clamping mechanism is provided between pull bar 8 one end and preceding mould push pedal 5 away from cope plate 1, the described bottom surface of cope plate 1 is provided with guide rod
11, described guide rod 11 is located in lower template 2 through preceding mould push pedal 5, and described guide rod 11 is slidably fitted in lower template 2 and preceding mould
In push pedal 5, realize that cope plate 1 is separated with preceding mould push pedal 5 using pull bar 8, after pull bar 8 moves a period of time, projection 9 is stuck in limit
In the hole 10 of position, pull bar 8 continues to move up, and mould push pedal 5 is up moved before projection 9 is hauled, and preceding mould push pedal 5 is separated with lower template 2, it is ensured that
Separate and cope plate 1 also connects together with preceding mould push pedal 5.
Described clamping mechanism is that the one end of pull bar 8 away from cope plate 1 is provided with projection 9, and described preceding mould push pedal 5 is provided with
Spacing hole 10, the diameter of the nearly one end of lower template 2 of described spacing hole 10 is more than or equal to the diameter of projection 9, described spacing hole
The diameter of 10 nearly one end of cope plate 1 is less than the diameter of projection 9, and described pull bar 8 is slidably fitted in spacing hole 10, and described is convex
Play 9 to be slidably fitted in lower template 2, cause cope plate 1 with before using the distance between bottom and the upper end of spacing hole 10 of guide pillar 8
Mould push pedal 5 is separated, while projection 9 is stuck in the upper end of spacing hole 10 so that cope plate 1 connects together with preceding mould push pedal 5, preceding mould is pushed away
Plate 5 is not fallen out, simple in construction.
Described preceding mould push pedal 5 is provided with neck 12, and described sliding block 3 is slidably fitted in neck 12, and core pulling is convenient, letter
It is single.
The described bottom of cope plate 1 is provided with the groove 13 for being used for housing pull bar 8, described pull bar 8 and is cased with spring 14, institute
The spring 14 stated is located in groove 13 in matched moulds, so sets and to be easier to disengage between cope plate 1 and preceding mould push pedal 5.
Specifically, principle of the invention is that double-color mold needs to be molded twice, in particular for the die cavity of product two and type
Core has quadric injection mould product, and there is plastic, rubber-coating on product two sides, and mould needs to change sliding block with preceding mould, it is necessary to which rotary shaft is noted
Molding machine could complete injection, and rotary shaft type two-color die needs to repeat ejection die repetition rotation in injection moulding process, ejects die
Many thimbles are needed, the dimension precision requirement of thimble is very high, be difficult not so to reset after die rotation, make rotating disc type into, in upper mould
Mould push pedal 5 before increasing between plate 1 and lower template 2, before sliding block 3 is located in mould push pedal 5, after the injection of first time ebonite, the He of cope plate 1
Preceding mould push pedal 5 is separated from lower template 2 together, and now sliding block 3 opens core pulling, and cope plate 1 also disengages core pulling with preceding mould push pedal 5, on
Template 1 carries out core pulling with preceding mould push pedal 5 by guide pillar 7 and guide pillar hole 6, and guide pillar 7 can be the product of Angle Pin, for the first time injection
Stay in lower template 2,180 ° then are rotated to die holder 4 using rotating disk, die holder 4 is together with lower template 2, equivalent to lower template 2
180 ° of rotation, then changes and second of flexible glue injection is carried out after cope plate 1 and sliding block 3, matched moulds, complete the injection of double color mould, by
In only needing to, rotation die holder is overall therefore low to the requirement on machining accuracy of thimble, and mould requirement on machining accuracy itself is low, and cost is big
Big to reduce, cope plate 1 is separated with preceding mould push pedal 5 is easy to the demoulding, and projection 9 is fitted in lower template 2, and lower template 2 is provided with and is available for
Projection 9 is fitted in interior groove, and the portion size that the diameter of spacing hole 10 is less than the diameter of projection 9 is 2 centimetres~6 centimetres, preferably
It is 4 centimetres, ebonite injection port is provided with above upper mould, upper mould side is provided with flexible glue injection port, and the bottom surface of cope plate 1, which is provided with, to be used to house
Spring is cased with the groove of pull bar 8, pull bar 8, spring is located in groove in matched moulds, so sets and cause cope plate 1 and preceding mould
It is easier to disengage between push pedal 5, existing rotating disc type double-color mold can not realize the injection of this product, because product upper and lower surface
Have encapsulated, common rotating disc type double-color mold product can not be stayed in lower template 2 after die sinking, it is impossible to realize the note of this product
Modeling, in addition, the sliding block 3 in preceding mould push pedal 5 is located at the centre of preceding mould push pedal 5, before being also provided on the side of mould push pedal 5, it is ensured that upper mould
Product can be stayed in lower template 2 when plate 1 is molded with preceding mould push pedal 5.
Preferred embodiments of the present invention are described above, but are not to be construed as limiting the scope of the invention.This hair
Bright to be not only limited to above example, its concrete structure allows to change, all institutes in the protection domain of demand for independence of the present invention
The various change of work is within the scope of the present invention.
Claims (4)
1. a kind of double-color mold, it includes cope plate (1), lower template (2), sliding block (3) and die holder (4), described lower template (2)
It is fixed on die holder (4), described cope plate (1) is located at the top of lower template (2), it is characterised in that：Described cope plate (1)
Preceding mould push pedal (5) is provided between lower template (2), before described sliding block (3) is located in mould push pedal (5), described preceding mould push pedal
(5) with cope plate (1) the demoulding when together with and lower template (2) disengage and separated between preceding mould push pedal (5) and cope plate (2), institute
The lower surface for the die holder (4) stated is fixed with rotating disk, and described sliding block (3) is provided with guide pillar hole (6), described cope plate (1)
Provided with the guide pillar (7) being slidably matched with guide pillar hole (6)；
Separated between described preceding mould push pedal (5) and cope plate (1) and refer to that cope plate (1) bottom surface is fixed with pull bar (8), it is described
The one end of pull bar (8) away from cope plate (2) passes through the lower surface of preceding mould push pedal (5), described preceding mould push pedal (5) and pull bar (8)
It is slidably matched, clamping mechanism is provided between described pull bar (8) one end and preceding mould push pedal (5) away from cope plate (1), it is described
Cope plate (2) bottom surface is provided with guide rod (11), and described guide rod (11) is located in lower template (2) through preceding mould push pedal (5), described
Guide rod (11) is slidably fitted in lower template (2) and preceding mould push pedal (5).
2. double-color mold according to claim 1, it is characterised in that：Described clamping mechanism is pull bar (8) away from upper mould
One end of plate (1) is provided with raised (9), and described preceding mould push pedal (5) is provided with spacing hole (10), under described spacing hole (10) is near
The diameter of template (2) one end is more than or equal to the diameter of raised (9), nearly cope plate (1) one end of described spacing hole (10) it is straight
Footpath is less than the diameter of raised (9), and described pull bar (8) is slidably fitted in spacing hole (10), and described projection (9) is slidably matched
In lower template (2).
3. double-color mold according to claim 1, it is characterised in that：Described preceding mould push pedal (5) is provided with neck (12),
Described sliding block (3) is slidably fitted in neck (12).
4. double-color mold according to claim 1, it is characterised in that：Described cope plate (1) bottom, which is provided with, to be used to house
Spring (14) is cased with the groove (13) of pull bar (8), described pull bar (8), described spring (14) is located at groove in matched moulds
(13) in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510148229.4A CN104772855B (en) | 2015-03-31 | 2015-03-31 | Double-color mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510148229.4A CN104772855B (en) | 2015-03-31 | 2015-03-31 | Double-color mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104772855A CN104772855A (en) | 2015-07-15 |
| CN104772855B true CN104772855B (en) | 2017-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510148229.4A Active CN104772855B (en) | 2015-03-31 | 2015-03-31 | Double-color mold |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105058724B (en) * | 2015-08-11 | 2017-12-15 | 青岛海盛达印铁制罐有限公司 | One kind is without thimble automatic stripping die |
| CN109571886A (en) * | 2018-12-20 | 2019-04-05 | 深圳市利众汇科技有限公司 | Bottle cap die lifter |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202241826U (en) * | 2011-09-20 | 2012-05-30 | 深圳市京信通科技有限公司 | Double-color rotary table mould |
| CN103395172A (en) * | 2013-08-12 | 2013-11-20 | 科益精密模塑（太仓）有限公司 | Two-colour mould with angle pin and slider mechanism and application method thereof |
| CN203831693U (en) * | 2014-04-25 | 2014-09-17 | 昆山咏联电子塑胶有限公司 | Mold for bicolor product with full-peripheral barbs |
| CN204487965U (en) * | 2015-03-31 | 2015-07-22 | 宁波蓝鲸汽车模具有限公司 | Double-color mold |
-
2015
- 2015-03-31 CN CN201510148229.4A patent/CN104772855B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202241826U (en) * | 2011-09-20 | 2012-05-30 | 深圳市京信通科技有限公司 | Double-color rotary table mould |
| CN103395172A (en) * | 2013-08-12 | 2013-11-20 | 科益精密模塑（太仓）有限公司 | Two-colour mould with angle pin and slider mechanism and application method thereof |
| CN203831693U (en) * | 2014-04-25 | 2014-09-17 | 昆山咏联电子塑胶有限公司 | Mold for bicolor product with full-peripheral barbs |
| CN204487965U (en) * | 2015-03-31 | 2015-07-22 | 宁波蓝鲸汽车模具有限公司 | Double-color mold |
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| Publication number | Publication date |
|---|---|
| CN104772855A (en) | 2015-07-15 |
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Effective date of registration: 20180115 Address after: 315600 Meilin street, Meilin street, Ninghai County, Ningbo, Zhejiang Province, No. 202 Patentee after: Ningbo Yongcheng blue mould Co. Ltd. Address before: 315600 Jinshan Road, Ninghai County, Ningbo, Zhejiang Province, No. 50 Patentee before: Ningbo blue whale automobile die Co., Ltd |