CN203844116U - Ultrasonic degassing type injection mold - Google Patents
Ultrasonic degassing type injection mold Download PDFInfo
- Publication number
- CN203844116U CN203844116U CN201420173277.XU CN201420173277U CN203844116U CN 203844116 U CN203844116 U CN 203844116U CN 201420173277 U CN201420173277 U CN 201420173277U CN 203844116 U CN203844116 U CN 203844116U
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- China
- Prior art keywords
- backform
- degassed
- injection mold
- charging aperture
- mold
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Abstract
The utility model discloses an ultrasonic degassing type injection mold. The ultrasonic degassing type injection mold is characterized by comprising a bottom mold (1), a top mold (2) and a degassing mold (3), wherein an ultrasonic oscillator is arranged in a bottom plate of the bottom mold (1); a feeding opening (4) used for filling injection molding materials is formed in the top mold (2); a one-way feeding baffle (5) is arranged at the top end of the feeding opening (4); a movable baffle (6) leveling to the lower surface of the top mold (2) is arranged at the bottom end of the feeding opening (4); a breathable film (7) is arranged on the lower surface of the degassing mold (3); a plurality of degassing holes (8) are formed in the degassing mold (3). The ultrasonic degassing type injection mold has function of degassing, is good in degassing effect and also has the functions of fully filling an injection molding cavity between the top mold and the bottom mold with the injection molding materials and enabling the movable baffle to block the feeding opening after filling so as to guarantee flat and smooth surfaces of molded plastic parts.
Description
Technical field
The utility model relates to a kind of ultrasonic degas formula injection mold, belongs to technical field of mold.
Background technology
At present, generally utilize mould to produce in manufacturing enterprise, its operating efficiency is high, easy to operate.The molding cycle of thermoplastic injection molding is short, production efficiency is high, and injected plastics material is little to the wearing and tearing of mould, in large quantity complicated, the picture on surface of forming shape and mark is clear, dimensional accuracy is high plastic.
But; existing injection mold does not generally have degassed function; air in injected plastics material can not be discharged in time; after moulding, the surface of plastic and inside often there will be pore; especially high for some requirement on machining accuracy, can not alveolate plastic, utilize existing explained hereafter plastic qualification rate out low, rework rate is high; caused the waste on man-hour and production cost, production efficiency is extremely low.
Utility model content
Technical problem to be solved in the utility model is, provides a kind of and has degassed function, degasifying effect is good; Further, on backform, be provided with unidirectional charging baffle plate and sideboard, make injected plastics material can fill with the injection molding cavity forming between backform and bed die, and fill with the ultrasonic degas formula injection mold that rear active baffle can block charging aperture.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A ultrasonic degas formula injection mold, comprising: bed die and backform, it is characterized in that, and also comprise: degassed mould; In described bed die base plate, be provided with ultrasonator, on described backform, be provided with for inserting the charging aperture of injected plastics material, the top of described charging aperture is provided with unidirectional charging baffle plate, and the bottom of described charging aperture is provided with the sideboard flushing with described backform lower surface; Described backform and degassed mould are selected the airtight upper surface that is covered in described bed die of one; The table below of described degassed mould is provided with breathable films, on described degassed mould, is provided with some degassing orifices.
Described degassing orifice is for discharging the gas producing after the ultrasonic injected plastics material of ultrasonator, and gas is discharged by degassing orifice through breathable films.
The shape of described backform and degassed mould and size all match with shape and the size of described bed die.
When degassed, be connected degassed mould and bed die are airtight; After degassed, degassed mould is taken off, change backform, close sideboard.
Described unidirectional charging baffle plate comprises at least 4 fan-shaped valves, on described fan-shaped valve, be provided with the chimb and the first groove that mutually overlap with adjacent described fan-shaped valve, the shape of described unidirectional charging baffle plate is all identical with size with the shape of described charging aperture with size, some described fan-shaped valves form described unidirectional charging baffle plate, the activity direction of described unidirectional charging baffle plate is downward, the arc-shaped side of described fan-shaped valve is flexibly connected with the sidewall of described charging aperture, and the connected mode of described flexible connection is gemel connection.
The maximum length of described fan-shaped valve is less than the thickness of described backform.The tip that is fan-shaped valve of the maximum length of described fan-shaped valve and the vertical range of arc-shaped side.
The shape of described sideboard is all identical with size with the shape of described charging aperture with size, the lower surface of described backform is provided with for holding the second groove of described sideboard, the degree of depth of described the second groove is identical with the thickness of described sideboard, described the second groove is connected with described charging aperture, and described sideboard is controlled and is active between described the second groove and charging aperture bottom by switch.
Described breathable films is macromolecule one-way ventilating film.
The number of described degassing orifice is 4 ~ 20, is uniformly distributed on described degassed mould.
A kind of ultrasonic degas formula injection mold that the utility model provides, has the setting of ultrasonator in bed die base plate, make the utility model possess the function of ultrasonic degas; Before degassed, need first injected plastics material to be injected to bed die, method be to be connected backform and bed die are airtight, opens sideboard, from charging aperture injection injected plastics material, due to the setting of unidirectional charging baffle plate, makes injected plastics material be easy to fill with in bed die; When degassed, take off backform, be connected degassed mould and bed die are airtight, the gas producing after the ultrasonic injected plastics material of ultrasonator is discharged by degassing orifice through breathable films, completes degassed operation; After degassed, degassed mould is taken off, change backform, close sideboard and make injected plastics material not excessive, and the setting that sideboard and backform lower surface flush can guarantee that the plastic surfacing after moulding is smooth, then carry out injection mo(u)lding operation; Breathable films is the setting of macromolecule one-way ventilating film, is more conducive to the discharge of ultrasonic gas, outside extraneous gas is isolated in.A kind of ultrasonic degas formula injection mold that the utility model provides, has degassed function, degasifying effect is good; Also have and make injected plastics material can fill with the injection molding cavity forming between backform and bed die, and fill with rear active baffle and can block charging aperture to guarantee the smooth function of plastic surfacing after moulding.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the backform of the utility model;
Fig. 3 is the structural representation of the unidirectional charging baffle plate duty of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As Figure 1-3, a kind of ultrasonic degas formula injection mold, comprising: bed die 1 and backform 2, it is characterized in that, and also comprise: degassed mould 3; In described bed die 1 base plate, be provided with ultrasonator, on described backform 2, be provided with for inserting the charging aperture 4 of injected plastics material, the top of described charging aperture 4 is provided with unidirectional charging baffle plate 5, and the bottom of described charging aperture 4 is provided with the sideboard 6 flushing with described backform 2 lower surfaces; Described backform 2 and degassed mould 3 are selected the airtight upper surface that is covered in described bed die 1 of one; The table below of described degassed mould 3 is provided with breathable films 7, on described degassed mould 3, is provided with some degassing orifices 8.Described unidirectional charging baffle plate 5 comprises at least 4 fan-shaped valves 9, on described fan-shaped valve 9, be provided with the chimb 10 and the first groove 11 that mutually overlap with adjacent described fan-shaped valve 9, the shape of described unidirectional charging baffle plate 5 is all identical with size with the shape of described charging aperture 4 with size, some described fan-shaped valves 9 form described unidirectional charging baffle plate 5, the activity direction of described unidirectional charging baffle plate 5 is that the arc-shaped side of described fan-shaped valve 9 is flexibly connected with the sidewall of described charging aperture 4 downwards.The shape of described sideboard 6 is all identical with size with the shape of described charging aperture 4 with size, the lower surface of described backform 2 is provided with for holding the second groove of described sideboard 6, the degree of depth of described the second groove is identical with the thickness of described sideboard 6, described the second groove is connected with described charging aperture 4, and described sideboard 6 is controlled and is active between described the second groove and charging aperture 4 bottoms by switch.
The shape of described backform 2 and degassed mould 3 and size all match with shape and the size of described bed die 1.
The maximum length of described fan-shaped valve 9 is less than the thickness of described backform 2.
Described breathable films 7 is macromolecule one-way ventilating film.
The number of described degassing orifice 8 is 9, is uniformly distributed on described degassed mould 3.
The above is only preferred embodiment of the present utility model; be noted that for those skilled in the art; do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (7)
1. a ultrasonic degas formula injection mold, comprising: bed die (1) and backform (2), it is characterized in that, and also comprise: degassed mould (3); In described bed die (1) base plate, be provided with ultrasonator, on described backform (2), be provided with the charging aperture (4) for inserting injected plastics material, the top of described charging aperture (4) is provided with unidirectional charging baffle plate (5), and the bottom of described charging aperture (4) is provided with the sideboard (6) flushing with described backform (2) lower surface; Described backform (2) and degassed mould (3) are selected the airtight upper surface that is covered in described bed die (1) of one; The table below of described degassed mould (3) is provided with breathable films (7), is provided with some degassing orifices (8) on described degassed mould (3).
2. ultrasonic degas formula injection mold according to claim 1, is characterized in that: the shape of described backform (2) and degassed mould (3) and size all match with shape and the size of described bed die (1).
3. ultrasonic degas formula injection mold according to claim 1, it is characterized in that: described unidirectional charging baffle plate (5) comprises at least 4 fan-shaped valves (9), on described fan-shaped valve (9), be provided with the chimb (10) and the first groove (11) that mutually overlap with adjacent described fan-shaped valve (9), the shape of described unidirectional charging baffle plate (5) is all identical with size with the shape of described charging aperture (4) with size, some described fan-shaped valves (9) form described unidirectional charging baffle plate (5), the activity direction of described unidirectional charging baffle plate (5) is downward, the arc-shaped side of described fan-shaped valve (9) is flexibly connected with the sidewall of described charging aperture (4).
4. ultrasonic degas formula injection mold according to claim 3, is characterized in that: the maximum length of described fan-shaped valve (9) is less than the thickness of described backform (2).
5. ultrasonic degas formula injection mold according to claim 1, it is characterized in that: the shape of described sideboard (6) is all identical with size with the shape of described charging aperture (4) with size, the lower surface of described backform (2) is provided with for holding the second groove of described sideboard (6), the degree of depth of described the second groove is identical with the thickness of described sideboard (6), described the second groove is connected with described charging aperture (4), and described sideboard (6) is controlled and is active between described the second groove and charging aperture (4) bottom by switch.
6. ultrasonic degas formula injection mold according to claim 1, is characterized in that: described breathable films (7) is macromolecule one-way ventilating film.
7. ultrasonic degas formula injection mold according to claim 1, is characterized in that: the number of described degassing orifice (8) is 4 ~ 20, is uniformly distributed on described degassed mould (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420173277.XU CN203844116U (en) | 2014-04-11 | 2014-04-11 | Ultrasonic degassing type injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420173277.XU CN203844116U (en) | 2014-04-11 | 2014-04-11 | Ultrasonic degassing type injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203844116U true CN203844116U (en) | 2014-09-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420173277.XU Expired - Fee Related CN203844116U (en) | 2014-04-11 | 2014-04-11 | Ultrasonic degassing type injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203844116U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103895182B (en) * | 2014-04-11 | 2016-09-07 | 昆山一邦泰汽车零部件制造有限公司 | Ultrasonic degassing formula injection mold |
| CN109866401A (en) * | 2018-12-05 | 2019-06-11 | 青岛再特模具有限公司 | A kind of improvement technique of injection molding process |
-
2014
- 2014-04-11 CN CN201420173277.XU patent/CN203844116U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103895182B (en) * | 2014-04-11 | 2016-09-07 | 昆山一邦泰汽车零部件制造有限公司 | Ultrasonic degassing formula injection mold |
| CN109866401A (en) * | 2018-12-05 | 2019-06-11 | 青岛再特模具有限公司 | A kind of improvement technique of injection molding process |
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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 |
Granted publication date: 20140924 Termination date: 20150411 |
|
| EXPY | Termination of patent right or utility model |