CN209971438U - Nitrogen gas auxiliary forming injection molding device - Google Patents
Nitrogen gas auxiliary forming injection molding device Download PDFInfo
- Publication number
- CN209971438U CN209971438U CN201920298498.2U CN201920298498U CN209971438U CN 209971438 U CN209971438 U CN 209971438U CN 201920298498 U CN201920298498 U CN 201920298498U CN 209971438 U CN209971438 U CN 209971438U
- Authority
- CN
- China
- Prior art keywords
- nitrogen
- die holder
- injection molding
- channel
- molding device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a nitrogen gas auxiliary forming injection moulding device, include: the injection molding device comprises an injection molding device frame body, wherein an air inlet channel is formed in the injection molding device frame body and is connected with a nitrogen source; the die holder, the die holder with the connection can be dismantled to the device support body of moulding plastics, is provided with the nitrogen needle on the die holder, nitrogen needle center is provided with air outlet channel, and the nitrogen needle runs through the die holder setting, just air outlet channel runs through the die holder and is linked together with air inlet channel, relates to injection moulding equipment field. The utility model discloses can eliminate its internal stress under the prerequisite that reduces product weight, prevent that the product from warping, can reduce the pressure in the die cavity by a wide margin simultaneously, make the product quality who processes out more reliable.
Description
Technical Field
The utility model relates to an injection moulding equipment field specifically is a nitrogen gas auxiliary forming injection moulding device.
Background
The injection molding is a main molding method of plastics and is characterized by high production speed, high efficiency, automatic operation, strong processing adaptability to various plastics, capability of molding injection products with complex shapes and accurate sizes, easy updating and wide application field. However, most of the existing injection molding equipment produces solid injection molding products, and certain injection molding products need to have higher strength while ensuring attractive and smooth appearance, so that the local thickness of the injection molding products is larger, the production period is long, the product weight is larger while materials are wasted, a plurality of reinforcing ribs need to be added, the mold is high in cost and is not favorable for popularization and use, and the products are easy to have the defects of shrinkage cavities and surface shrinkage marks, and are large in deformation and influence on the product quality.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of above-mentioned background art, provide one kind and can guarantee under the light steady quality condition of product weight, make its nitrogen gas auxiliary forming injection moulding device that has higher intensity.
The utility model provides a nitrogen gas auxiliary forming injection moulding device, include:
the injection molding device comprises an injection molding device frame body, wherein an air inlet channel is formed in the injection molding device frame body and is connected with a nitrogen source;
the die holder, the die holder with the device support body of moulding plastics can be dismantled and connect, is provided with the nitrogen needle on the die holder, nitrogen needle center is provided with air outlet channel, and the nitrogen needle runs through the die holder setting, just air outlet channel runs through the die holder and is linked together with air inlet channel.
On the basis of the technical scheme, the air inlet channel comprises a transversely arranged main air channel and a longitudinally arranged air dividing channel, and the main air channel is communicated with the air dividing channel.
On the basis of the technical scheme, the number of the nitrogen needles is single or multiple, and the nitrogen needles are arranged at intervals.
On the basis of the technical scheme, the number of the gas distributing passages is single or multiple, and each nitrogen needle is respectively communicated with one gas distributing passage.
Compared with the prior art, the utility model has the advantages as follows:
the utility model discloses a nitrogen gas auxiliary forming injection moulding device adds on current die holder and has established inlet channel and nitrogen gas needle, and nitrogen gas needle center is provided with air outlet channel, injection moulding adds man-hour, can be in proper order through main air duct with the nitrogen gas of nitrogen gas source department, the gas separation way, air outlet channel injects the inside position that has needs of injection moulding's product, and because nitrogen gas is the very stable gas of chemical property, but high-efficient transmission pressure, let in injection moulding's product inside back, make its inside each department pressure keep unanimous, the product wall thickness is even, and need not material filling, under the prerequisite that reduces product weight, eliminate its internal stress, prevent the product deformation, the product quality that makes processing out is more reliable.
Drawings
FIG. 1 is a schematic view of an overall structure of a nitrogen-assisted injection molding apparatus according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of the nitrogen-assisted molding injection molding device according to the embodiment of the present invention.
Reference numerals: 1-injection molding device frame body, 11-air inlet channel, 111-main air channel, 112-air dividing channel, 2-die holder, 21-nitrogen needle, and 22-air outlet channel.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 2, an embodiment of the present invention provides a nitrogen gas auxiliary molding injection molding device, including:
the injection molding device comprises an injection molding device frame body 1, wherein an air inlet channel 11 is formed in the injection molding device frame body 1, and the air inlet channel 11 is connected with a nitrogen source;
the die holder 2, the die holder 2 with the device support body 1 of moulding plastics can be dismantled and be connected, is provided with nitrogen needle 21 on the die holder 2, nitrogen needle 21 center is provided with air outlet channel 22, and nitrogen needle 21 runs through the setting of die holder 2, just air outlet channel 22 runs through die holder 2 and is linked together with air inlet channel 11.
The utility model discloses a nitrogen gas auxiliary forming injection moulding device has added on current die holder 2 and has established inlet channel 11 and nitrogen gas needle 22, and nitrogen gas needle 22 center is provided with air outlet channel 23, the arrow direction in figure 2 is the direction of injection of nitrogen gas, injection moulding is with man-hour, can pass through main air duct 111 with the nitrogen gas of nitrogen gas source department in proper order, air distribution channel 112, air outlet channel 23 injects the inside position that has needs of injection moulding's product, and because nitrogen gas is the very stable gas of chemical property, but high-efficient transmission pressure, let in injection moulding's inside back of product, make its inside each pressure keep unanimous, and need not the material filling, under the prerequisite that reduces product weight, eliminate its internal stress, prevent the product deformation, simultaneously can reduce the pressure in the die cavity by a wide margin, the product quality that makes processing out is more reliable.
In this embodiment, preferably, the air intake passage 11 includes a transversely arranged main air passage 111 and a longitudinally arranged branch air passage 112, and the main air passage 111 is communicated with the branch air passage 112; the air inlet channel 11 is divided into a main air channel 111 arranged transversely and a branch air channel 112 arranged longitudinally, so that the nitrogen can be conveniently and uniformly introduced and managed.
In this embodiment, preferably, the number of the nitrogen gas needles 21 is single or multiple, and a plurality of the nitrogen gas needles 21 are arranged at intervals; the quantity of nitrogen needle 21 can set up according to the demand of difference is nimble when in actual use, when moulding plastics the needs and letting in nitrogen gas in the inside many places of product, can set up a plurality of nitrogen needles 21 and ventilate it simultaneously, improves production machining efficiency.
In this embodiment, preferably, the number of the gas distributing channels 112 is single or multiple, and each nitrogen needle 21 is respectively communicated with one gas distributing channel 112; the gas distributing channels 112 are multiple, each nitrogen needle 21 is respectively communicated with one gas distributing channel 112, and when the plurality of nitrogen needles 21 are ventilated simultaneously, the gas pressure between the nitrogen needles 21 is ensured to be uniform and approximately equal, so that the processed product is more uniform and attractive in appearance, and the internal stress is more uniform in distribution.
In this embodiment, the upper surface of the mold base is higher than the upper surface of the injection molding device frame body 1; the upper surface of the die holder 2 is higher than that of the frame body 1 of the injection molding device, so that the die holder 2 is more convenient to mount and dismount, the injection molding device can be conveniently and flexibly switched to different processing forms, the use is more convenient, and the adaptability is strong; a concave groove is formed in the center of the die holder 2, and the nitrogen needle 21 penetrates through the concave groove area; the nitrogen needle 21 penetrates through the concave groove area, so that the injection molding device is convenient to be matched with other processing equipment after injection molding, and the processing efficiency is improved.
Various modifications and variations of the embodiments of the present invention may be made by those skilled in the art, and they are within the scope of the present invention provided they are within the scope of the claims and their equivalents.
What is not described in detail in the specification is prior art that is well known to those skilled in the art.
Claims (4)
1. The utility model provides a nitrogen gas assisted molding injection molding device which characterized in that includes:
the injection molding device comprises an injection molding device frame body (1), wherein an air inlet channel (11) is formed in the injection molding device frame body (1), and the air inlet channel (11) is connected with a nitrogen source;
die holder (2), die holder (2) with injection moulding device support body (1) can be dismantled and connect, is provided with nitrogen needle (21) on die holder (2), nitrogen needle (21) center is provided with air outlet channel (22), and nitrogen needle (21) run through die holder (2) setting, just air outlet channel (22) run through die holder (2) and are linked together with air inlet channel (11).
2. A nitrogen assist molding apparatus as defined in claim 1, wherein: the air inlet channel (11) comprises a main air channel (111) arranged transversely and a branch air channel (112) arranged longitudinally, and the main air channel (111) is communicated with the branch air channel (112).
3. A nitrogen assist molding apparatus as defined in claim 2, wherein: the number of the nitrogen needles (21) is single or multiple, and the nitrogen needles (21) are arranged at intervals.
4. A nitrogen assist molding apparatus as defined in claim 3, wherein: the number of the gas distributing channels (112) is single or multiple, and each nitrogen needle (21) is respectively communicated with one gas distributing channel (112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920298498.2U CN209971438U (en) | 2019-03-08 | 2019-03-08 | Nitrogen gas auxiliary forming injection molding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920298498.2U CN209971438U (en) | 2019-03-08 | 2019-03-08 | Nitrogen gas auxiliary forming injection molding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209971438U true CN209971438U (en) | 2020-01-21 |
Family
ID=69254061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920298498.2U Active CN209971438U (en) | 2019-03-08 | 2019-03-08 | Nitrogen gas auxiliary forming injection molding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209971438U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114211691A (en) * | 2021-12-18 | 2022-03-22 | 苏州市欣龙塑胶模具有限公司 | Nitrogen auxiliary forming die |
-
2019
- 2019-03-08 CN CN201920298498.2U patent/CN209971438U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114211691A (en) * | 2021-12-18 | 2022-03-22 | 苏州市欣龙塑胶模具有限公司 | Nitrogen auxiliary forming die |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE59901815D1 (en) | DEVICE FOR CONTINUOUSLY PRODUCING SEAMLESS PLASTIC PIPES | |
| CN209971438U (en) | Nitrogen gas auxiliary forming injection molding device | |
| EP0960720A3 (en) | Color slide fastener and method and apparatus for fabricating the same | |
| CN217752570U (en) | Mould capable of pumping air to mould cavity | |
| CN213055821U (en) | Injection mold capable of improving exhaust performance | |
| CN218315080U (en) | Injection mold with cooling device | |
| CN211616519U (en) | Injection molding cooling structure of precision mold | |
| CN210617215U (en) | Air-cooled injection mold cooling device | |
| CN210525719U (en) | Mold based on plastic shell injection molding | |
| CN206393920U (en) | A kind of button pen driving core lamps structure | |
| CN214820456U (en) | Axial flow fan blade injection mold | |
| CN217319003U (en) | Full hot runner mould | |
| CN219028335U (en) | Plastic mould composite set | |
| CN219133103U (en) | Injection mold for processing rubber frame | |
| CN113954305B (en) | Forming die and forming process of automotive decorative ring | |
| CN214111104U (en) | Processing equipment for framework rubber-coated product | |
| CN213919364U (en) | Large-scale municipal garbage bin mould of split type die cavity structure | |
| CN208374119U (en) | Efficiently cooling three-dimensional it is even enter formula mould structure | |
| CN220826248U (en) | 64-Cavity medical suction head injection mold | |
| CN219028204U (en) | Multicavity extrusion die | |
| CN216992867U (en) | Automatic injection molding machine of drawing of patterns | |
| CN111907009B (en) | Injection mold capable of improving cooling efficiency | |
| CN217346513U (en) | Sole forming die with exhausting function | |
| CN215242400U (en) | Die set | |
| CN214726041U (en) | Efficient multi-cavity injection mold |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |