CN205219608U - Improved plastic injection mold - Google Patents
Improved plastic injection mold Download PDFInfo
- Publication number
- CN205219608U CN205219608U CN201520899104.0U CN201520899104U CN205219608U CN 205219608 U CN205219608 U CN 205219608U CN 201520899104 U CN201520899104 U CN 201520899104U CN 205219608 U CN205219608 U CN 205219608U
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- CN
- China
- Prior art keywords
- cover half
- dynamic model
- injection hole
- sliding shoe
- binding face
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to an improved plastic injection mold, the mould includes movable mould and cover half, and the moving phase can be dismantled to setting up to this movable mould and cover half, the movable mould is equipped with the movable mould binding face of laminating mutually with the cover half, the cover half is equipped with the cover half binding face of laminating mutually with the movable mould, the homogeneous phase cooperation is equipped with a buffering and sealing pad on the opposite flank of movable mould binding face and cover half binding face, and this buffering and sealing pad has buffer function and sealed function simultaneously. This mould has reduced the manufacturing cost of enterprise because the setting of buffering and sealing pad has greatly prolonged this mould utility life -span, simultaneously, because the sealed function of buffering and sealing pad for the binding face of movable mould and cover half can closely be laminated, has improved the leakproofness of the two, has improved the quality of product, has brought inconvenience for the use.
Description
Technical field
The utility model belongs to injection-moulding device technical field, especially a kind of injection mold of improvement.
Background technology
Mould is requisite instrument in injection mo(u)lding, injection mo(u)lding is injected in mould from the injection hole of mould by the plastic material of hot melt state to have the airtight die cavity of required form, after plastic material cooling curing, open mould the plastic of solidification is ejected, to obtain the processing method of shaped article.It is low that the processing method of injection mo(u)lding has shaping cost, and molding cycle is short, and forming process is simple, and be easy to the features such as the plastic of forming shape complexity, the application therefore in moulding process is very extensive.
At present, the form of injection mold is also varied, mould mostly comprises dynamic model and cover half, because the dynamic model of mould and cover half are in the process used, needs regularly to carry out fitting and separating, when dynamic model and cover half are fitted, the two to be undertaken fitting by larger active force and arranges by often, and this dynamic model and cover half, can the binding faces of greatly both wearing and tearing due to long use, highly shortened this mold use life-span, improve the production cost of enterprise; Meanwhile, the binding face of dynamic model and cover half, mostly for directly to contact, can not ensure the sealing of the two completely, can not ensure the quality of obtained product, bring inconvenience to use.
In addition, the injection hole of existing part injection mould, the outside of concave shaped cavity is provided with heating wire, the inner side of projection is also provided with heating wire, injection mold such as disclosed in patent publication us CN204109240U, because the outside of concave shaped cavity is also provided with heating wire, the setting of this kind of structure, the plastic material of the hot melt state be injected in concave shaped cavity time of cooling curing in concave shaped cavity is extended further, reduce operating efficiency, simultaneously, if the plastic material of the hot melt state in concave shaped cavity can not cooling curing be shaping at short notice, the quality of obtained product can be affected, cause the waste of substandard product, improve the production cost of enterprise.
By retrieval, find patent publication us as relevant to present patent application in next chapter:
A kind of injection mold (CN204109240U) of improvement, a kind of injection mold of improvement of long service life is provided, comprise cover half, injection hole, intermediate mass, dynamic model etc., the left side of described cover half is middle piece, described cover half offers injection hole, the rear end of described injection hole is provided with and compensates pad, described intermediate mass is provided with concave shaped cavity, the upper end of described intermediate mass is provided with non-return valve, described non-return valve is communicated with concave shaped cavity, the inside of described intermediate mass is provided with exhaust outlet, described exhaust outlet is communicated with the bottom of concave shaped cavity, the left side of described intermediate mass is dynamic model, described injection hole, the outside of concave shaped cavity is provided with heating wire, the inner side of described projection is provided with heating wire, the left side of described dynamic model is provided with fixed mount.The utility model increases non-return valve in the upper end of intermediate mass, ensure that the constant pressure in die cavity, not only greatly reduces the infringement of the high pressure in die cavity to die cavity, extend the service life of injection mold, also assures that the quality of injecting products.
By contrast, there are the different of essence in present patent application and above-mentioned patent publication us.
Utility model content
The purpose of this utility model is the weak point overcoming original technology, provides the injection mold that a kind of design science is reasonable, structure simple, extend service life, improve sealing, improve the improvement of operating efficiency.
The technical scheme that the utility model technical solution problem adopts is:
A kind of injection mold of improvement, described mould comprises dynamic model and cover half, this dynamic model and the detachable activity of cover half are oppositely arranged, described dynamic model is provided with the dynamic model binding face fitted with cover half, described cover half is provided with the cover half binding face fitted with dynamic model, all match in the opposite flank of described dynamic model binding face and cover half binding face and be provided with a cushion seal pad, this cushion seal pad has pooling feature and sealing function simultaneously.
And described mould also comprises injection hole, intermediate mass, concave shaped cavity, exhaust outlet, sliding shoe, projection, fixed mount, slide rail, cushion chamber, knock-pin, screw rod, heating wire, non-return valve and compensation pad,
Described cover half offers injection hole, the rear end of described injection hole is provided with and compensates pad, described cover half arranges intermediate mass with the relative side of dynamic model, this intermediate mass is provided with concave shaped cavity, the upper end of this intermediate mass is provided with non-return valve, this non-return valve is connected with concave shaped cavity and arranges, and the inside of described intermediate mass is provided with exhaust outlet, and this exhaust outlet is connected with the bottom of concave shaped cavity and arranges;
Described dynamic model is provided with sliding shoe, this sliding shoe is provided with projection, described concave shaped cavity and projection are oppositely arranged, plastic after shaping is arranged on therebetween, the outside of described injection hole and the matching form of injection hole close to fit tightly and arrange heating wire, described dynamic model is arranged on fixed mount, cushion chamber is provided with in described sliding shoe, the inside of described cushion chamber is provided with knock-pin, one end of this knock-pin to be connected with fixed mount by screw rod and to arrange, this screw rod can drive sliding shoe to move around in the horizontal direction, fixed mount below described sliding shoe is provided with slide rail, this sliding shoe can move around along slide rail.
And described injection hole is conical structure, the diameter outside this injection hole is greater than the diameter of inner side.
And described cushion seal pad is PP cushion seal pad.
Advantage of the present utility model and good effect are:
1, this mould is due to the setting of cushion seal pad, make dynamic model and cover half in the process used, even if use for a long time, the two carries out fitting and separating regularly, and because this cushion seal pad has pooling feature and sealing function simultaneously, the two is when fitting, due to the pooling feature of cushion seal pad, therefore can not wear and tear the two binding face, greatly extends this mold use life-span, reduce the production cost of enterprise; Meanwhile, due to the sealing function of cushion seal pad, the binding face of dynamic model and cover half can be fitted tightly, improve the sealing of the two, improve the quality of product, bring inconvenience to use.
2, this mould is only provided with heating wire in the outside of injection hole, the matching form of this heating wire and injection hole closes and fits tightly setting, the setting of this kind of structure, can not only ensure that the plastic material of the hot melt state be injected in injection hole keeps its hot melt state, and make the plastic material of the hot melt state be injected in concave shaped cavity can not due to the impact of the heat of heating wire or waste heat and can cooling curing is shaping fast, shorten the time of the cooling curing of the plastic material of hot melt state, improve operating efficiency, simultaneously, ensure that the quality of obtained product, reduce the production cost of enterprise.
3, the injection hole of this mould is conical structure, diameter outside this injection hole is greater than the diameter of inner side, the setting of this kind of structure, make the plastic material of hot melt state promptly can be injected into the inner side of injection hole, meanwhile, when being injected in concave shaped cavity, because the diameter of inner side is less, because this reducing the flow velocity of the plastic material of hot melt state, making the plastic material of hot melt state to be injected in concave shaped cavity more reposefully, further ensuring the quality of product.
Accompanying drawing explanation
Fig. 1 is the anatomical connectivity schematic diagram of the utility model mould matched moulds state;
Fig. 2 is the anatomical connectivity schematic diagram of the utility model mould die opening state.
Detailed description of the invention:
For content of the present utility model, Characteristic can be understood further, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows.It should be noted that, the present embodiment is descriptive, is not determinate, can not limit protection domain of the present utility model thus.
In present patent application, not specifically described anatomical connectivity relation and operation principle all can be understood as prior art, the content disclosed in patent publication us CN204109240U.
A kind of injection mold of improvement, as depicted in figs. 1 and 2, described mould comprises dynamic model 3 and cover half 9, this dynamic model and the detachable activity of cover half are oppositely arranged, described dynamic model is provided with the dynamic model binding face (in figure non-label) fitted with cover half, described cover half is provided with the cover half binding face (in figure non-label) fitted with dynamic model, all match in the opposite flank of described dynamic model binding face and cover half binding face and be provided with a cushion seal pad 6, this cushion seal pad has pooling feature and sealing function simultaneously, in this enforcement, described cushion seal pad is PP cushion seal pad.
This mould is due to the setting of cushion seal pad, make dynamic model and cover half in the process used, even if use for a long time, the two carries out fitting and separating regularly, and because this cushion seal pad has pooling feature and sealing function simultaneously, the two is when fitting, due to the pooling feature of cushion seal pad, therefore can not wear and tear the two binding face, greatly extends this mold use life-span, reduce the production cost of enterprise; Meanwhile, due to the sealing function of cushion seal pad, the binding face of dynamic model and cover half can be fitted tightly, improve the sealing of the two, improve the quality of product, bring inconvenience to use.
In the present embodiment, described mould also comprises injection hole 12, intermediate mass 8, concave shaped cavity 18, exhaust outlet 14, sliding shoe 16, projection 15, fixed mount 1, slide rail 17, cushion chamber 5, knock-pin 4, screw rod 2, heating wire 11, non-return valve 7 and compensates pad 10,
Described cover half offers injection hole, the rear end of described injection hole is provided with and compensates pad, described cover half arranges intermediate mass with the relative side of dynamic model, this intermediate mass is provided with concave shaped cavity, the upper end of this intermediate mass is provided with non-return valve, this non-return valve is connected with concave shaped cavity and arranges, and the inside of described intermediate mass is provided with exhaust outlet, and this exhaust outlet is connected with the bottom of concave shaped cavity and arranges;
Described dynamic model is provided with sliding shoe, this sliding shoe is provided with projection, described concave shaped cavity and projection are oppositely arranged, plastic 13 after shaping is arranged on therebetween, the outside of described injection hole and the matching form of injection hole close to fit tightly and arrange heating wire, described dynamic model is arranged on fixed mount, cushion chamber is provided with in described sliding shoe, the inside of described cushion chamber is provided with knock-pin, one end of this knock-pin to be connected with fixed mount by screw rod and to arrange, this screw rod can drive sliding shoe to move around in the horizontal direction, fixed mount below described sliding shoe is provided with slide rail, this sliding shoe can move around along slide rail.
This mould is only provided with heating wire in the outside of injection hole, the matching form of this heating wire and injection hole closes and fits tightly setting, the setting of this kind of structure, can not only ensure that the plastic material of the hot melt state be injected in injection hole keeps its hot melt state, and make the plastic material of the hot melt state be injected in concave shaped cavity can not due to the impact of the heat of heating wire or waste heat and can cooling curing is shaping fast, shorten the time of the cooling curing of the plastic material of hot melt state, improve operating efficiency, simultaneously, ensure that the quality of obtained product, reduce the production cost of enterprise.
In the present embodiment, described injection hole is conical structure, diameter outside this injection hole is greater than the diameter of inner side, and the setting of this kind of structure, makes the plastic material of hot melt state promptly can be injected into the inner side of injection hole, simultaneously, when being injected in concave shaped cavity, because the diameter of inner side is less, because this reducing the flow velocity of the plastic material of hot melt state, make the plastic material of hot melt state to be injected in concave shaped cavity more reposefully, further ensure the quality of product.
Claims (4)
1. the injection mold improved, described mould comprises dynamic model and cover half, this dynamic model and the detachable activity of cover half are oppositely arranged, described dynamic model is provided with the dynamic model binding face fitted with cover half, described cover half is provided with the cover half binding face fitted with dynamic model, it is characterized in that: all matching in the opposite flank of described dynamic model binding face and cover half binding face is provided with a cushion seal pad, and this cushion seal pad has pooling feature and sealing function simultaneously.
2. the injection mold of improvement according to claim 1, it is characterized in that: described mould also comprises injection hole, intermediate mass, concave shaped cavity, exhaust outlet, sliding shoe, projection, fixed mount, slide rail, cushion chamber, knock-pin, screw rod, heating wire, non-return valve and compensation pad
Described cover half offers injection hole, the rear end of described injection hole is provided with and compensates pad, described cover half arranges intermediate mass with the relative side of dynamic model, this intermediate mass is provided with concave shaped cavity, the upper end of this intermediate mass is provided with non-return valve, this non-return valve is connected with concave shaped cavity and arranges, and the inside of described intermediate mass is provided with exhaust outlet, and this exhaust outlet is connected with the bottom of concave shaped cavity and arranges;
Described dynamic model is provided with sliding shoe, this sliding shoe is provided with projection, described concave shaped cavity and projection are oppositely arranged, plastic after shaping is arranged on therebetween, the outside of described injection hole and the matching form of injection hole close to fit tightly and arrange heating wire, described dynamic model is arranged on fixed mount, cushion chamber is provided with in described sliding shoe, the inside of described cushion chamber is provided with knock-pin, one end of this knock-pin to be connected with fixed mount by screw rod and to arrange, this screw rod can drive sliding shoe to move around in the horizontal direction, fixed mount below described sliding shoe is provided with slide rail, this sliding shoe can move around along slide rail.
3. the injection mold of improvement according to claim 2, is characterized in that: described injection hole is conical structure, and the diameter outside this injection hole is greater than the diameter of inner side.
4. the injection mold of the improvement according to any one of claims 1 to 3, is characterized in that: described cushion seal pad is PP cushion seal pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520899104.0U CN205219608U (en) | 2015-11-12 | 2015-11-12 | Improved plastic injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520899104.0U CN205219608U (en) | 2015-11-12 | 2015-11-12 | Improved plastic injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205219608U true CN205219608U (en) | 2016-05-11 |
Family
ID=55894700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520899104.0U Expired - Fee Related CN205219608U (en) | 2015-11-12 | 2015-11-12 | Improved plastic injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205219608U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108058336A (en) * | 2017-12-28 | 2018-05-22 | 重庆贵腾模具有限公司 | A kind of injection mold for being conveniently replaceable model |
-
2015
- 2015-11-12 CN CN201520899104.0U patent/CN205219608U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108058336A (en) * | 2017-12-28 | 2018-05-22 | 重庆贵腾模具有限公司 | A kind of injection mold for being conveniently replaceable model |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160511 Termination date: 20171112 |