CN204955283U - Solid injection moulding product forming die of thick wall - Google Patents
Solid injection moulding product forming die of thick wall Download PDFInfo
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- CN204955283U CN204955283U CN201520547146.8U CN201520547146U CN204955283U CN 204955283 U CN204955283 U CN 204955283U CN 201520547146 U CN201520547146 U CN 201520547146U CN 204955283 U CN204955283 U CN 204955283U
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Abstract
The utility model discloses a solid injection moulding product forming die of thick wall, active type core in mould plastics chamber and extension chamber, elastic component and baffle connect gradually, when moulding plastics, injection pressure promotes the active type core, the active type core is at the direction dog, lead horizontal migration and elasticity of compression spare under the restraint in sliding pin and spacing hole, receive elastic component reaction force and the indirect extrustion product at this in -process active type core, the pressure that injection moulding in -process product received has been increased, the shrinkage cavity problem of product when the shaping has been improved, raises the product quality, make the product reach the operation requirement, reduces production cost, the utility model discloses solid injection moulding product forming die of thick wall has embodied advance mold design and manufacturing technology etc.
Description
Technical field
The utility model relates to injection mold field, more specifically, relates to the solid injecting products mould of a kind of heavy wall.
Background technology
At present, when heavy wall solid product is produced in injection moulding, because the pressure in injection molding process is inadequate, the product after injection mo(u)lding also exists insoluble serious Shrinkage Problem, the shrinkage cavity of product has influence on the quality of product, and serious meeting makes its performance reach application target.If use bar to be machined to product, then can cause the waste that buying material cost improves and material is serious.
Utility model content
There is the defect of shrinkage cavity in the utility model, provides a kind of low cost and effectively can solve the solid injecting products mould of heavy wall of Shrinkage Problem when heavy wall solid product is produced in injection moulding described in above-mentioned prior art for overcoming.
For solving the problems of the technologies described above, the technical solution of the utility model is as follows:
The solid injecting products mould of a kind of heavy wall, described mould comprises A plate and B plate, A plate is provided with injecting hole, the injection molding cavity be communicated with injecting hole is provided with between A plate and B plate, one end of described injection molding cavity is communicated with injecting hole, the other end of injection molding cavity with stretch out A plate and be communicated with the prolongation chamber of B plate, the end extending chamber is provided with baffle plate, moving core and guide stop block is also provided with in described injection molding cavity, described guide stop block inside is provided with through hole, described moving core is through described through hole, the elastic component being placed in and extending in chamber is provided with between moving core and baffle plate, one end and the described elastic component of moving core offset, the other end of moving core is socketed with stop collar, the diameter of stop collar is greater than the diameter of through hole, the chamber wall in described prolongation chamber is provided with spacing hole, on spacing hole through a slide guide pin and this slide guide pin through during spacing hole also through moving core.
In the preferred scheme of one, in specific implementation process, described mould also comprises the slide guide pin positioning device for use for positioning slide guide pin, and described slide guide pin positioning device for use is arranged on the side of A plate.
In the preferred scheme of one, described slide guide pin positioning device for use is that two ends are vertical, one section of slide plate of intermediate, inclined, and one end of slide plate is fixed on the side of described A plate.Before injection moulding, slide guide finger setting is in one end of the close A plate of slide plate; When injection moulding, moving core drives slide guide pin to move to baffle plate direction; During die sinking, the upper shipper pole of A plate moves on slide plate and moves, and when slide plate moving on to certain position, slide guide finger setting is in one end away from A plate of slide plate, and now, the elastic force of elastic component acts on slide plate by slide guide pin, shaping product can be taken out.
In the preferred scheme of one, described mould also comprises panel, supporting plate, face needle plate, end needle plate, base plate and limiting plate, panel, A plate, B plate, supporting plate connect successively, face needle plate, end needle plate are connected successively with base plate, and limiting plate is fixed on the side of A plate, B plate, supporting plate, face needle plate and end needle plate by limited screw.Unclamp limited screw and can complete A plate and B plate carries out die sinking, mould assembling action on the direction that limiting plate limits, tighten limited screw and can complete the fixing of A plate and B plate.
In the preferred scheme of one, described slide guide pin is fixed in activity core pattern by steady pin.Steady pin can prevent slide guide pin from coming off when moving.
In the preferred scheme of one, described B plate is provided with the centre hole corresponding with described injecting hole, in described centre hole, is provided with thimble.After die sinking, thimble is used for shaping product to eject, convenient operation.
In the preferred scheme of one, described elastic component is spring.
In the preferred scheme of one, described stop collar is copper sheathing.When copper sheathing prevents injection moulding, moving core skids off the through hole of guide stop block.
Compared with prior art, the beneficial effect of technical solutions of the utility model is: the utility model discloses the solid injecting products mould of a kind of heavy wall, due to moving core in injection molding cavity and prolongation chamber, elastic component is connected successively with baffle plate, when injection moulding, injection pressure promotes moving core, moving core is at guide stop block, move horizontally under the constraint of slide guide pin and spacing hole and compression elastic piece, moving core is subject to elastic component reaction force and reverse extrusion product in the process, add the pressure that product in injection molding process is subject to, improve the Shrinkage Problem of product when shaping, improve the quality of products, product is made to reach instructions for use, thus reduction production cost.
Accompanying drawing explanation
Fig. 1 is the sectional drawing of the solid injecting products mould of the utility model heavy wall.
Fig. 2 is the stereogram of the solid injecting products mould of the utility model heavy wall.
Fig. 3 is the side view of the solid injecting products mould of the utility model heavy wall.
Fig. 4 is the profile before the product injection moulding of the solid injecting products mould of the utility model heavy wall.
Fig. 5 is the profile after the product injection moulding of the solid injecting products mould of the utility model heavy wall.
Fig. 6 is the profile after the product die sinking of the solid injecting products mould of the utility model heavy wall.
Profile when Fig. 7 is the utility model heavy wall solid injecting products mould ejecting product.
Wherein: 1, A plate; 2, B plate; 3, injecting hole; 4, injection molding cavity; 5, chamber is extended; 6, baffle plate; 7, moving core; 8, guide stop block; 9, elastic component; 10, stop collar; 11, spacing hole; 12, slide guide pin; 13, slide plate; 14, steady pin; 15, thimble; 16, panel; 17, supporting plate; 18, face needle plate; 19, end needle plate; 20, base plate; 21 limiting plates; 22, limited screw; 23, product.
Detailed description of the invention
Accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent;
In order to better the present embodiment is described, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product;
To those skilled in the art, in accompanying drawing, some known features and explanation thereof may be omitted is understandable.
Below in conjunction with drawings and Examples, the technical solution of the utility model is described further.
Embodiment 1
As shown in Figure 1-2, the solid injecting products mould of a kind of heavy wall, described mould comprises A plate 1 and B plate 2, A plate 1 is provided with injecting hole 3, the injection molding cavity 4 be communicated with injecting hole 3 is provided with between A plate 1 and B plate 2, one end of described injection molding cavity 4 is communicated with injecting hole 3, the other end of injection molding cavity 4 with stretch out A plate 1 and be communicated with the prolongation chamber 5 of B plate 2, the end extending chamber 5 is provided with baffle plate 6, moving core 7 and guide stop block 8 is also provided with in described injection molding cavity 4, described guide stop block 8 inside is provided with through hole, described moving core 7 is through described through hole, the elastic component 9 being placed in and extending in chamber 5 is provided with between moving core 7 and baffle plate 6, one end and the described elastic component 9 of moving core 7 offset, the other end of moving core 7 is socketed with stop collar 10, the diameter of stop collar is greater than the diameter of through hole, the chamber wall in described prolongation chamber 5 is provided with spacing hole 11, on spacing hole 11 through a slide guide pin 12 and this slide guide pin 12 through during spacing hole 11 also through moving core 7.
In specific implementation process, in specific implementation process, described mould also comprises the slide guide pin positioning device for use for positioning slide guide pin 12, and described slide guide pin positioning device for use is arranged on the side of A plate 1.
In specific implementation process, described slide guide pin positioning device for use is that two ends are vertical, one section of slide plate 13 of intermediate, inclined, and one end of slide plate 13 is fixed on the side of described A plate 1.Before injection moulding, slide guide pin 12 is positioned at one end of the close A plate 1 of slide plate 13; When injection moulding, moving core 7 drives slide guide pin 12 baffle plate 6 direction to move; During die sinking, the upper shipper pole of A plate 1 moves on slide plate 13 and moves, when slide plate 13 moves on to certain position, slide guide pin 12 is positioned at one end away from A plate 1 of slide plate 13, now, the elastic force of elastic component 9 acts on slide plate 13 by slide guide pin 12, shaping product can be taken out.
In specific implementation process, described slide guide pin 12 is fixed in activity core pattern by steady pin 14.Steady pin 14 can prevent slide guide pin 12 from coming off when moving.
In specific implementation process, described B plate 2 is provided with the centre hole corresponding with described injecting hole 3, in described centre hole, is provided with thimble 15.After die sinking, thimble 15 for shaping product is ejected, convenient operation.
In specific implementation process, described elastic component 9 is spring.
In specific implementation process, described stop collar 10 is copper sheathing.When copper sheathing prevents injection moulding, moving core 7 skids off the through hole of guide stop block 8.
As shown in Figure 3, in specific implementation process, described mould also comprises panel 16, supporting plate 17, face needle plate 18, end needle plate 19, base plate 20 and limiting plate 21, panel 16, A plate 1, B plate 2, supporting plate 17 connect successively, face needle plate 18, end needle plate 19 are connected successively with base plate 20, and limiting plate 21 is fixed on the side of A plate 1, B plate 2, supporting plate 17, face needle plate 18 and end needle plate 19 by limited screw 22.Unclamp limited screw 22 and can complete A plate 1 and B plate 2 carries out die sinking, mould assembling action on the direction that limiting plate 21 limits, tighten limited screw 22 and can complete the fixing of A plate 1 and B plate 2.
The operation principle of the solid injecting products mould of the utility model heavy wall is:
As illustrated in figures 4-5, when injection moulding, injection moulding is carried out from injecting hole 3, injection pressure promotes moving core 7, moving core 7 moves horizontally and compression elastic piece 9 under the constraint of guide stop block 8, slide guide pin 12 and spacing hole 11, moving core 7 is subject to elastic component 9 reaction force and reverse extrusion product 23 in the process, adds the pressure that in injection molding process, product 23 is subject to, improves the Shrinkage Problem of product 23 when shaping.
As shown in Figure 3 and Figure 6, when die sinking, unclamp limited screw 22, make A plate 1 and B plate 2 carry out die sinking on the direction that limiting plate 21 limits by A plate 1 moves, the upper shipper pole of A plate 1 moves on slide plate 13 and moves, when slide plate 13 moves on to certain position, slide guide pin 12 is positioned at one end away from A plate 1 of slide plate 13, now, the elastic force of elastic component 9 acts on slide plate 13 by slide guide pin 12, shaping product 23 can be taken out.
As shown in Figure 7, after die sinking, shaping product 23 upwards ejects by thimble 15.
The utility model discloses the solid injecting products mould of a kind of heavy wall, due to moving core 7 in injection molding cavity 4 and prolongation chamber 5, elastic component 9 is connected successively with baffle plate 6, when injection moulding, injection pressure promotes moving core 7, moving core 7 is at guide stop block 8, move horizontally under the constraint of slide guide pin 12 and spacing hole 11 and compression elastic piece 9, moving core 7 is subject to elastic component 9 reaction force and reverse extrusion product 23 in the process, add the pressure that in injection molding process, product 23 is subject to, improve the Shrinkage Problem of product 23 when shaping, improve product 23 quality, product 23 is made to reach instructions for use, thus reduction production cost.
The corresponding same or analogous parts of same or analogous label;
The term describing position relationship in accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent;
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., within the protection domain that all should be included in the utility model claim.
Claims (8)
1. the solid injecting products mould of heavy wall, described mould comprises A plate and B plate, A plate is provided with injecting hole, the injection molding cavity be communicated with injecting hole is provided with between A plate and B plate, it is characterized in that, one end of described injection molding cavity is communicated with injecting hole, the other end of injection molding cavity with stretch out A plate and be communicated with the prolongation chamber of B plate, the end extending chamber is provided with baffle plate, moving core and guide stop block is also provided with in described injection molding cavity, described guide stop block inside is provided with through hole, described moving core is through described through hole, the elastic component being placed in and extending in chamber is provided with between moving core and baffle plate, one end and the described elastic component of moving core offset, the other end of moving core is socketed with stop collar, the diameter of stop collar is greater than the diameter of through hole, the chamber wall in described prolongation chamber is provided with spacing hole, on spacing hole through a slide guide pin and this slide guide pin through during spacing hole also through moving core.
2. the solid injecting products mould of heavy wall according to claim 1, is characterized in that, described mould also comprises the slide guide pin positioning device for use for positioning slide guide pin, and described slide guide pin positioning device for use is arranged on the side of A plate.
3. the solid injecting products mould of heavy wall according to claim 1, is characterized in that, described slide guide pin positioning device for use is that two ends are vertical, one section of slide plate of intermediate, inclined, and one end of slide plate is fixed on the side of described A plate.
4. the solid injecting products mould of heavy wall according to claim 1, it is characterized in that, described mould also comprises panel, supporting plate, face needle plate, end needle plate, base plate and limiting plate, panel, A plate, B plate, supporting plate connect successively, face needle plate, end needle plate are connected successively with base plate, and limiting plate is fixed on the side of A plate, B plate, supporting plate, face needle plate and end needle plate by limited screw.
5. the solid injecting products mould of heavy wall according to claim 1, is characterized in that, described slide guide pin is fixed in activity core pattern by steady pin.
6. the solid injecting products mould of heavy wall according to claim 1, is characterized in that, described B plate is provided with the centre hole corresponding with described injecting hole, is provided with thimble in described centre hole.
7. the solid injecting products mould of heavy wall according to claim 1, is characterized in that, described elastic component is spring.
8. the solid injecting products mould of the heavy wall according to any one of claim 1-7, is characterized in that, described stop collar is copper sheathing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520547146.8U CN204955283U (en) | 2015-07-27 | 2015-07-27 | Solid injection moulding product forming die of thick wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520547146.8U CN204955283U (en) | 2015-07-27 | 2015-07-27 | Solid injection moulding product forming die of thick wall |
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| Publication Number | Publication Date |
|---|---|
| CN204955283U true CN204955283U (en) | 2016-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520547146.8U Active CN204955283U (en) | 2015-07-27 | 2015-07-27 | Solid injection moulding product forming die of thick wall |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105014880A (en) * | 2015-07-27 | 2015-11-04 | 广东联塑科技实业有限公司 | Forming mold for thick-wall and solid injection products |
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2015
- 2015-07-27 CN CN201520547146.8U patent/CN204955283U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105014880A (en) * | 2015-07-27 | 2015-11-04 | 广东联塑科技实业有限公司 | Forming mold for thick-wall and solid injection products |
| CN105014880B (en) * | 2015-07-27 | 2017-08-22 | 广东联塑科技实业有限公司 | A kind of solid injecting products mould of heavy wall |
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