CN202192718U - Plastic packaging mold - Google Patents
Plastic packaging mold Download PDFInfo
- Publication number
- CN202192718U CN202192718U CN2011202763945U CN201120276394U CN202192718U CN 202192718 U CN202192718 U CN 202192718U CN 2011202763945 U CN2011202763945 U CN 2011202763945U CN 201120276394 U CN201120276394 U CN 201120276394U CN 202192718 U CN202192718 U CN 202192718U
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- core
- mold
- edge cover
- inserts
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Abstract
The utility model relates to the technical field of machinery and a mold, in particular to a plastic packaging mold with inserts at the interiors of mold cores. The utility model discloses the plastic packaging mold which comprises a mold base, an upper mold plate and a lower mold plate, wherein an upper mold core is embedded in the upper mold plate; a lower mold core is embedded in the lower mold core; cores or mold cavities are arranged on the mold cores; tapered core grids and inclined insert bushings are arranged in the mold cores; and the core grids and the inclined insert are inclined in a certain degree, the inclinations are different from the model inclinations of the insert, and the values of the inclinations are dependent on the maximum design tolerance of the insert. According to the technical scheme of the utility model, the mold structure achieves a close-matched effect, so that no burrs are left on the surface of the insert after products are molded.
Description
Technical field
The utility model relates to field of mechanical technique, relates to a kind of mould, relates in particular to the plastic package die that a kind of core rod inside has inserts.
Background technology
Be placed with stator, iron core when plastic package die is exactly moulding in the mold cavity, inserts such as handware are so be encapsulating mold again.Plastic package die mainly is used in industries such as motor, electrical equipment, switch, valve class, and the inlaid piece of mould of manufacturer's use at present all is a kind of loose fit, and its reason is: 1. the inserts machining accuracy does not reach requirement; 2. technologic restriction, because of inserts tight the workman can't install; 3. different its thermal coefficient of expansions of inserts kind are different.So caused the product after the moulding in insert surface batch cutting edge of a knife or a sword and burr to be arranged, in order to remove batch cutting edge of a knife or a sword and the burr of insert surface, manufacturer will spend great amount of manpower and material resources, and its shortcoming has: 1. operation is many; 2. cost is high; 3. efficient is low; 4. dust is big, and environmental pollution is big; 5. influence properties of product.
Summary of the invention
The utility model does not reach a kind of friction tight effect to mould structure in the prior art, makes insert surface after the formed product produce the deficiency of batch cutting edge of a knife or a sword and burr, and a kind of plastic package die is provided.
In order to solve the problems of the technologies described above, the utility model is able to solve through following technical proposals:
Plastic package die comprises mould bases, cope match-plate pattern and lower bolster, and cope match-plate pattern is embedded with upper mold core, and lower bolster is embedded with lower mold core, and core rod is provided with core or die cavity, tapering core gold is installed in the core rod and tiltedly inlays cover.The core gold all is to have certain gradient with tiltedly inlaying cover, and the gradient here is different from model's gradient of inserts itself, and the value of gradient depends on the maximum allowance of inserts design.
As preferably, tiltedly inlay cover and comprise outer edge cover and interior edge cover.Outer edge cover and interior edge cover fluting, make its flexible, core cooperates with gradient mutually with the edge cover, leaves compression stroke.In the mould matched moulds, the borrowing apparatus clamping pressure moves down the edge cover and the core extruding when mould is closed; Edge cover is enlarged or dwindle; Closely contact with insert surface, capsulation material can't flow to the inside when mobile, and the smooth nothing of insert surface is criticized cutting edge of a knife or a sword and burr after the formed product.
As preferably, inlay the cover external diameter outward less than the inserts installation dimension.Use the mould of outer structure of mosaic, work as die opening state, outer edge cover and the gapped H in core gold bottom, this moment, outer edge cover external diameter was less than the inserts internal diameter; During matched moulds, by the clamp force of press, the outer edge of the golden extruding of core overlaps and moves down, along with the outer greatly edge cover of the change external diameter of gradient follows change big, up to being adjacent to the inserts inwall.
As preferably, interior edge cover internal diameter is greater than the inserts installation dimension.The mould of structure of mosaic is worked as die opening state in using, and interior edge cover (opening is arranged) matches with the core rod that has gradient, and interior edge cover and the gapped H in core rod bottom are inlayed in this moment and overlapped internal diameter greater than the inserts external diameter, and interior edge cover exceeds the dynamic model plane.During matched moulds, by the clamp force of press, interior edge cover is along with the downward extruding internal diameter of core rod diminishes gradually, up to being adjacent to the inserts outer wall.Reach a kind of friction tight effect like this, capsulation material when mobile, can't flow to the inside, reduced the operation in clear chamber during production, a large amount of minimizings manpower and materials, environment is improved.
According to the technical scheme of the utility model, mould structure reaches a kind of friction tight effect, make formed product after insert surface do not criticize cutting edge of a knife or a sword and burr.
Description of drawings
Fig. 1 is used for the mold closing structural representation of outer structure of mosaic for the utility model.
Fig. 2 is used for the die sinking structural representation of outer structure of mosaic for the utility model.
Fig. 3 is used for the mold closing structural representation of interior structure of mosaic for the utility model.
Fig. 4 is used for the die sinking structural representation of interior structure of mosaic for the utility model.
The specific embodiment
Below in conjunction with the accompanying drawing 1-4 and the specific embodiment the utility model is described in further detail:
Plastic package die comprises mould bases, cope match-plate pattern and lower bolster, and cope match-plate pattern is embedded with upper mold core 1, and lower bolster is embedded with lower mold core 2, and core rod is provided with core or die cavity, tapering core gold is installed in the core rod and tiltedly inlays cover.Tiltedly the edge cover comprises outer edge cover 4 and interior edge cover 9.Outer edge cover 4 and interior edge cover 9 flutings, make its flexible, core cooperates with gradient mutually with the edge cover, leaves compression stroke, and the gradient size is confirmed according to the maximum allowance of inserts 3 design sizes.When moulds open, outer edge cover 4 external diameters are less than inserts 3 installation dimensions, and interior edge overlaps 9 internal diameters greater than inserts 3 installation dimensions, and this moment, inserts 3 was put into the mould the inside easily.
According to accompanying drawing 1-2, the outer structure of mosaic of plastic package die, upper mold core 1 is embedded with core gold 8, also is provided with runner 7 on the upper mold core 1, is provided with down core gold 5 in the lower mold core 2, the outer edge cover 4 outer inserts 3 that are with.Work as die opening state, outer edge cover 4 and the following core gold gapped H in 5 bottoms, this moment, outer edge cover 4 external diameters were less than inserts 3 internal diameters; During matched moulds, by the clamp force of press, the outer edge cover 4 of last core gold 8 extruding moves down, and along with big outer edge cover 4 external diameters of change of gradient and then become big, up to being adjacent to inserts 3 inwalls, by thimble 6 inserts is released die cavity again.
According to accompanying drawing 3-4, structure of mosaic in the plastic package die, upper mold core 1 is embedded with core gold 8, also is provided with runner 7 on the upper mold core 1, is provided with down core gold 5 in the lower mold core 2, is with inserts 3 in the interior edge cover 9.Work as die opening state, interior edge cover 9 matches with the lower mold core 2 that has gradient, interior edge cover 9 and the gapped H in lower mold core 2 bottoms, and edge cover 9 internal diameters are greater than inserts 3 external diameters in this moment, and interior edge cover 9 exceeds the dynamic model plane.During matched moulds, by the clamp force of press, the interior edge cover 9 downward extruding internal diameters along with upper mold core 1 diminish gradually, up to being adjacent to inserts 3 outer walls.Reach a kind of friction tight effect like this, capsulation material when mobile, can't flow to the inside, reduced the operation in clear chamber during production, a large amount of minimizings manpower and materials, environment is improved.
In a word, the above is merely the preferred embodiment of the utility model, and all equalizations of being done according to the utility model claim change and modify, and all should belong to the covering scope of the utility model patent.
Claims (4)
1. plastic package die comprises mould bases, cope match-plate pattern and lower bolster, and cope match-plate pattern is embedded with upper mold core (1), and lower bolster is embedded with lower mold core (2), and core rod is provided with core or die cavity, it is characterized in that: tapering core gold is installed in the described core rod and tiltedly inlays cover.
2. plastic package die according to claim 1 is characterized in that: described oblique edge cover comprises outer edge cover (4) or interior edge cover (9).
3. plastic package die according to claim 2 is characterized in that: described outer edge cover (4) external diameter is less than inserts (3) installation dimension.
4. plastic package die according to claim 2 is characterized in that: edge cover (9) internal diameter is greater than inserts (3) installation dimension in described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202763945U CN202192718U (en) | 2011-08-01 | 2011-08-01 | Plastic packaging mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202763945U CN202192718U (en) | 2011-08-01 | 2011-08-01 | Plastic packaging mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202192718U true CN202192718U (en) | 2012-04-18 |
Family
ID=45947648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202763945U Expired - Lifetime CN202192718U (en) | 2011-08-01 | 2011-08-01 | Plastic packaging mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202192718U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107650332A (en) * | 2017-10-26 | 2018-02-02 | 苏州工业职业技术学院 | A kind of injection mold for being applied to different folded thick stator core envelope modeling stators |
| CN112713734A (en) * | 2020-12-22 | 2021-04-27 | 苏州广型模具有限公司 | A movable mould mechanism for shaping new forms of energy motor casing |
-
2011
- 2011-08-01 CN CN2011202763945U patent/CN202192718U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107650332A (en) * | 2017-10-26 | 2018-02-02 | 苏州工业职业技术学院 | A kind of injection mold for being applied to different folded thick stator core envelope modeling stators |
| CN112713734A (en) * | 2020-12-22 | 2021-04-27 | 苏州广型模具有限公司 | A movable mould mechanism for shaping new forms of energy motor casing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200611 Address after: 313000 floor 1, building 1, No. 62, zhidailang, Shacun, Luoshe Town, Deqing County, Huzhou City, Zhejiang Province Patentee after: Zhejiang Aobang Technology Co., Ltd Address before: Tangqi Town, Yuhang District of Tang Jia Dai Cun 311107 Zhejiang Province, Hangzhou City Patentee before: HANGZHOU MR BOND PREC MOULD PRODUCTS Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120418 |
|
| CX01 | Expiry of patent term |