CN205674442U - The pneumatic liftout attachment of mould - Google Patents
The pneumatic liftout attachment of mould Download PDFInfo
- Publication number
- CN205674442U CN205674442U CN201620533604.7U CN201620533604U CN205674442U CN 205674442 U CN205674442 U CN 205674442U CN 201620533604 U CN201620533604 U CN 201620533604U CN 205674442 U CN205674442 U CN 205674442U
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- gas
- groove
- cavity
- blowing
- blowing column
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Abstract
The utility model relates to the technical field of injection mold, especially relate to a kind of pneumatic liftout attachment of mould and include rear mold, the front surface of rear mold is provided with at least one and ejects cavity, rear mold is provided with and ejects the air flue that cavity communicates, it is fixed with gas-blowing column in ejecting cavity, on gas-blowing column, the lateral wall near front end face is provided with the groove of annular, it is provided with air blowing blind hole in gas-blowing column on the rear end face of gas-blowing column, it is uniformly distributed with the venthole that at least two connects with air blowing blind hole along the circumference in groove, it was provided with gas gap between gas-blowing column on front side of groove and groove and the internal chamber wall ejecting cavity.Advantage is: eliminate the series of problems causing after impurity enters, make mold use life, operating efficiency improves, the cost of maintenance and assembling also reduce a lot, avoiding some unnecessary factors of burn failure to a certain extent, this device can quickly take off material, it is not necessary to pushes, effectively solving cold burden problem, product quality is also improved accordingly.
Description
Technical field
The utility model relates to the technical field of injection mold, especially relates to a kind of pneumatic liftout attachment of mould.
Background technology
Mould, in the epoch of science and technology prosperity, is also a conventional equipment in production and processing.At present for working plate-like, box
During the product of the lighter weight of shape class, such as processing plastic casing, Gai Shi, this push rod structure is just unable to reach require that of processing,
Therefore just there is the ejecting structure of pneumatic structure.As disclosed in Chinese patent literature a kind of " Pneumatic ejection structure of mould ", public
The number of opening is CN102935710A, and it includes front cavity, rear cavity, runner, forms die cavity between front cavity, rear cavity, and runner is even
Flow-through chamber, for the product of processing in die cavity, rear cavity upper surface is provided with and ejects cavity, the upper surface jointing product of angled slide block
Lower surface, is provided with back-moving spring, surrounds air chamber between angled slide block, base between the lower surface of angled slide block and the bottom of base
Body, base is positioned at and ejects inside cavity, rear cavity is provided with compressed gas passage, and compressed gas is passed through compressed gas passage,
Compressed gas channel connection is to air cavity.The pneumatic structure of this structure is to solve the structure that push rod ejects, it is to avoid mould
Expect these impaired situations of soft structures product, but owing to angled slide block needs constantly to eject and by reset bullet for a long time
Reset taken back by spring so that easily enter impurity in this whole course of work, and once impurity enters and ejects in cavity, can be stuck in
Near back-moving spring and angled slide block, cause back-moving spring or angled slide block can not return in situ or eject ineffective, even can make
Become directly stuck result, bring very big puzzlement to the normal production and processing of mould, and the assembling of this structure and maintenance
Being also unusual difficulty, the impurity sometimes snapping in because of inside is too many, also can cause and cannot keep in repair, and needs more mold exchange or sudden and violent
Power dismounting, thus very huge to the loss that processor brings, operating efficiency also reduces accordingly, in addition, this structure
Angled slide block be that the mode driving by gas quickly ejects, then angled slide block can be affected by gas, and occurs quick
The phenomenon of cooling, so can cause local cold burden phenomenon, cause the quality of product to drop when the respective face on angled slide block top to product
Low, defect rate is also just corresponding to be promoted.
Content of the invention
The deficiency existing for above-mentioned prior art, the purpose of this utility model is to provide a kind of solution and leads because impurity enters
Cause cannot normally work, and causes operating efficiency to reduce, some unnecessary hidden danger of more mold exchange etc., also solves cold burden existing simultaneously
The pneumatic liftout attachment of mould of elephant.
For realizing above-mentioned purpose, the utility model provides techniques below scheme:
A kind of pneumatic liftout attachment of mould, including rear mold, the front surface of rear mold is provided with at least one and ejects cavity, rear mold
It is provided with and ejects the air flue that cavity communicates, in ejecting cavity, being fixed with gas-blowing column, near the outside of front end face on gas-blowing column
Wall is provided with the groove of annular, the rear end face of gas-blowing column is provided with in gas-blowing column air blowing blind hole, is uniformly distributed with along the circumference in groove
Set between gas-blowing column on front side of the venthole that at least two connects with air blowing blind hole, groove and groove and the internal chamber wall ejecting cavity
There is gas gap.
The utility model is further arranged to: the diameter of the gas-blowing column on front side of described groove is less than the diameter ejecting cavity.
The utility model is further arranged to: what described and on front side of groove and groove gas-blowing column was corresponding ejects cavity
Intracavity diameter is more than the diameter of the gas-blowing column on front side of groove.
The utility model is further arranged to: the diameter of the gas-blowing column on rear side of described groove and the corresponding cavity that ejects
Equal diameters.
The utility model is further arranged to: the gas-blowing column on rear side of described groove and the corresponding internal chamber wall ejecting cavity
Between interference fit install.
The utility model is further arranged to: described gas-blowing column is made up of beryllium copper material.
By using technique scheme, the technique effect that the utility model is reached is: by arranging gas-blowing column, utilize
Gas-blowing column is blown and is carried out the mode of de-material so that this product is blowing material after not needing jack-up, eliminates spring and ejects agllutination
The cooperation of structure, also just eliminates the series of problems causing after impurity enters so that mold use life, operating efficiency
Improve, maintenance and the cost that assembles also reduce a lot, avoid to a certain extent some of burn failure unnecessary because of
Element, owing to this device can quickly take off material, it is not necessary to push, then effectively solve cold burden problem so that the trimness of product
Promoting, quality is also improved accordingly.
Brief description
Below in conjunction with the accompanying drawings the utility model is described in further detail.
Fig. 1 is the perspective view of gas-blowing column of the present utility model.
Fig. 2 is the sectional structure schematic diagram of gas-blowing column of the present utility model.
Fig. 3 is the structural principle schematic diagram that gas-blowing column of the present utility model is installed on rear mold.
Detailed description of the invention
With reference to Fig. 1～3, a kind of pneumatic liftout attachment of mould disclosed in the utility model, including rear mold 10, rear mold 10
Front surface is provided with at least one and ejects cavity 11, and rear mold 10 is provided with and ejects the air flue 12 that cavity 11 communicates, and ejects cavity
Being fixed with gas-blowing column 13 in 11, fixing mode can have a lot, if threaded mode is also permissible, and bonding or welding
Mode all permissible, use screw fixation method also permissible, fixed form is not construed as limiting, and can select according to actual situation
Fixed form, gas-blowing column 13 is provided with the groove 14 of annular near the lateral wall of front end face, on the rear end face of gas-blowing column 13 to
It is provided with air blowing blind hole 15 in gas-blowing column 13, in groove 14, be uniformly distributed with the venthole that at least two connects with air blowing blind hole 15 along the circumference
16, gas is blown into air blowing blind hole by air flue, then is blown out through venthole by air blowing blind hole, the air blowing on front side of groove 14 and groove
It was provided with gas gap 17 between post 13 and the internal chamber wall ejecting cavity 11.Leaving gas gap then facilitates gas to blow out from gas hole
When from crossing blowout gas gap, be blown on the product of processing make its quickly de-material, in this process, because between upper and lower mould
When being injected material by runner, the material heat conduction that gas-blowing column is also injected at the same time heats up, therefore, so that heat-conducting effect
Promoting, gas-blowing column can be made up of beryllium copper material, then when gas passes into gas-blowing column, and gas also can be with necessarily
Temperature, add that this pneumatic structure does not needs liftout, simply simple air-blowing, and during air-blowing, gas is due to from blowing
Returning collision when pore quickly blows out to rebound on the internal chamber wall eject cavity, the gas that bounce-back is returned then is insufflated again hole
The gas of blowout blows, then will produce spiralling cyclone gas, and the effect so not only blowing material can be more preferable, and one
The problem determining to solve cold burden in degree.
The formation crossing gas gap in above-mentioned can be that the diameter of gas-blowing column 13 on front side of groove is less than ejecting cavity 11
Diameter, it is also possible to be that the intracavity diameter that eject cavity 11 corresponding with the gas-blowing column 13 on front side of groove 14 and groove is more than groove
The diameter of the gas-blowing column 13 of front side.Of course the optimum implementation in order to preferably coordinate both embodiments, preferably recessed
The diameter of the gas-blowing column 13 on rear side of groove and the corresponding equal diameters ejecting cavity 11, it is also possible to be the gas-blowing column on rear side of groove
Between 13 and the corresponding internal chamber wall ejecting cavity 11, interference fit is installed.The diameter of the gas-blowing column 13 on front side of groove is less than
Eject the diameter of cavity 11, and the diameter of the gas-blowing column 13 on rear side of groove and the corresponding equal diameters ejecting cavity 11 or
Person is this situation that between the gas-blowing column 13 on rear side of groove and the corresponding internal chamber wall ejecting cavity 11, interference fit is installed
Under, such as Fig. 2, then the diameter L1 of the gas-blowing column 13 of fluted front side is less than the diameter L2 of the gas-blowing column 13 on rear side of groove.
Above-described embodiment is only preferred embodiment of the present utility model, not limits protection model of the present utility model according to this
Enclose, therefore: all equivalence changes done according to structure of the present utility model, shape, principle, protection of the present utility model all should be covered by
Within the scope of.
Claims (6)
1. the pneumatic liftout attachment of mould, including rear mold, the front surface of rear mold is provided with at least one and ejects cavity, in rear mold
It is provided with and eject the air flue that cavity communicates, it is characterised in that: it is fixed with gas-blowing column in ejecting cavity, near front end on gas-blowing column
The lateral wall in face is provided with the groove of annular, and the rear end face of gas-blowing column is provided with in gas-blowing column air blowing blind hole, along circle in groove
It is evenly equipped with the venthole that at least two connects, the gas-blowing column on front side of groove and groove and the inner chamber ejecting cavity week with air blowing blind hole
It was provided with gas gap between wall.
2. the pneumatic liftout attachment of mould according to claim 1, it is characterised in that: the gas-blowing column on front side of described groove straight
Footpath is less than the diameter ejecting cavity.
3. the pneumatic liftout attachment of mould according to claim 1, it is characterised in that: described with groove and groove on front side of blow
What gas column was corresponding ejects the diameter more than the gas-blowing column on front side of groove for the intracavity diameter of cavity.
4. the pneumatic liftout attachment of the mould according to any one of claims 1 to 3, it is characterised in that: on rear side of described groove
The diameter of gas-blowing column and the corresponding equal diameters ejecting cavity.
5. the pneumatic liftout attachment of the mould according to any one of claims 1 to 3, it is characterised in that: on rear side of described groove
Gas-blowing column is installed with the corresponding interference fit between the internal chamber wall of cavity that ejects.
6. the pneumatic liftout attachment of mould according to claim 1, it is characterised in that: described gas-blowing column is by beryllium copper material system
Become.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620533604.7U CN205674442U (en) | 2016-06-01 | 2016-06-01 | The pneumatic liftout attachment of mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620533604.7U CN205674442U (en) | 2016-06-01 | 2016-06-01 | The pneumatic liftout attachment of mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205674442U true CN205674442U (en) | 2016-11-09 |
Family
ID=57435064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620533604.7U Active CN205674442U (en) | 2016-06-01 | 2016-06-01 | The pneumatic liftout attachment of mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205674442U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109079134A (en) * | 2018-08-01 | 2018-12-25 | 岑星毅 | A kind of production mold of ring flange |
| CN110508682A (en) * | 2019-07-26 | 2019-11-29 | 芜湖佳鑫机械制造有限公司 | A kind of flanging and restriking mold of rapid shaping |
-
2016
- 2016-06-01 CN CN201620533604.7U patent/CN205674442U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109079134A (en) * | 2018-08-01 | 2018-12-25 | 岑星毅 | A kind of production mold of ring flange |
| CN109079134B (en) * | 2018-08-01 | 2021-06-18 | 温州祥茂汽车部件有限公司 | Manufacturing die for flange plate |
| CN110508682A (en) * | 2019-07-26 | 2019-11-29 | 芜湖佳鑫机械制造有限公司 | A kind of flanging and restriking mold of rapid shaping |
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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: 20201013 Address after: 318000 No.18 Hongsan Middle Road, Xiachen street, Taizhou City, Zhejiang Province (Taizhou Lifeng Technology Co., Ltd.) Patentee after: Taizhou Lifeng Technology Co., Ltd Address before: Street Ma Zhuang Cun Jia Zhi Jiaojiang District of Taizhou City, Zhejiang province 318012 Patentee before: LIHAO MOULD Co.,Ltd. |
|
| TR01 | Transfer of patent right |