CN206899682U - The Gas assisted injection moulding mechanism of automobile handle - Google Patents
The Gas assisted injection moulding mechanism of automobile handle Download PDFInfo
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- CN206899682U CN206899682U CN201720741475.5U CN201720741475U CN206899682U CN 206899682 U CN206899682 U CN 206899682U CN 201720741475 U CN201720741475 U CN 201720741475U CN 206899682 U CN206899682 U CN 206899682U
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- die cavity
- overflow port
- material overflow
- gas
- injection moulding
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Abstract
The utility model discloses a kind of Gas assisted injection moulding mechanism of automobile handle, including the die cavity for placing melt, air inlet, charging aperture and material overflow port, wherein, the die cavity is placed for longitudinal direction, and two ends of the die cavity are respectively to upwarp end and horizontal end；What the air inlet was arranged on the die cavity upwarps end；The material overflow port is arranged on the horizontal end of the die cavity；The charging aperture is arranged on the same one end of the die cavity with the material overflow port.Using above-mentioned technical proposal, following technique effect can be realized：Material overflow port is arranged on the horizontal end of die cavity, and what air inlet was arranged on die cavity upwarps end, and the setting without bending die cavity can realize that melt enters material overflow port under gravity and gas push effect.
Description
Technical field
It the utility model is related to the gas-assisted forming mold field of injecting products, and in particular to a kind of auxiliary note of the gas of automobile handle
Molding machine structure.
Background technology
The local location that automobile handle plastic product is shaken hands, due to often with human contact, it is necessary to make more convenient crawl
Body length barrel shape, general traditional way is that this plastic is made into solid member or makes the hollow of housing assembling of plasticating up and down
Part.
But above two technical scheme has problems, makes solid member first, the original of product is not only increased
Material usage, and the weight of product accordingly increases, and in addition, solid plastic product outward appearance is shunk substantially, weld bond also compares
Substantially, thicker plastic cool time is longer, thus plastic surface unsightly, injection cycle increase, so as to influence the conjunction of product
Lattice rate, reduce production efficiency.And plastic is made into plastic housing mount up and down, not only its upper and lower pieces place of being fitted to each other has substantially
Out-of-flatness cause to cut the uncomfortable sense of touch such as hand, and add upper and lower pieces assembly process, assembling lock screw or buckle cause
Product structure is complicated, outward appearance is porous, and while product cost increase, outward appearance can not meet to require.
In order to solve the defects of above-mentioned automobile handle plastic product, the auxiliary skill of gas is added on the basis of injection molding technology
Art, but the first air inlet 12 is typically arranged on one end or the interlude of handle by existing Gas assisted injection moulding technique, first enters
The material overflow port 13 of material mouth 11 and first is separately positioned on two ends of handle, as shown in figure 1, the first air inlet 12 is arranged on into handle
The interlude of hand causes the unnecessary melt of 11 sections of first charging aperture can not or to be difficult under the thrust in gravity or in gas
The first material overflow port 13 is flowed to, so as to cause the in uneven thickness of both ends handle, the first air inlet 12 is arranged on to the end of handle,
Due to bend be present, cause the gas pressure of feed zone and discharging section uneven, cause the in uneven thickness of both ends handle.
The defects of existing in view of the gas-assisted forming mold of above-mentioned existing injecting products, the present inventor are such based on being engaged in
Product design manufacture abundant for many years practical experience and professional knowledge, and coordinate the utilization of scientific principle, actively it is subject to research and innovation, with
Phase founds a kind of Gas assisted injection moulding mechanism of automobile handle, it is had more practicality.By constantly research, design, and
After studying sample repeatedly and improving, the utility model having practical value is created finally.
Utility model content
Main purpose of the present utility model is, overcomes and is lacked existing for the Gas assisted injection moulding mechanism of existing automobile handle
Fall into, and a kind of Gas assisted injection moulding mechanism of automobile handle is provided, ensure the uniformity of product plastic thickness, thus more suitable for
Practicality, and with the value in industry.
The purpose of this utility model and solves its technical problem using following technical scheme to realize.
A kind of Gas assisted injection moulding mechanism of automobile handle, including for place the die cavity of melt, air inlet, charging aperture and
Material overflow port, wherein,
The die cavity is placed for longitudinal direction, and two ends of the die cavity are respectively to upwarp end and horizontal end；
What the air inlet was arranged on the die cavity upwarps end；
The material overflow port is arranged on the horizontal end of the die cavity；
The charging aperture is arranged on the same one end of the die cavity with the material overflow port.
Further, the charging aperture is connected with injection runner, and the injection runner is connected with injection sprue.
Further, the air inlet is provided with the auxiliary nozzle of gas or air tube.
Further, the material overflow port is connected with overflowing well.
Further, in addition to melt in-out apparatus,
The melt in-out apparatus includes two channels, and one end of two channels respectively with overflowing well
Setting is connected with injection runner, the other end of two channels connects with the material overflow port and the charging aperture respectively
Set.
Further, the injection sprue is vertically set on the top of the injection runner.
Using above-mentioned technical proposal, following technique effect can be realized：Material overflow port is arranged on the horizontal end of die cavity, air inlet
What mouth was arranged on die cavity upwarps end, and the setting without bending die cavity can realize that melt enters under gravity and gas push effect
Enter to material overflow port.
Brief description of the drawings
Fig. 1 is two types shaping mechanism structural representation of the prior art；
Fig. 2 is the structural representation of the Gas assisted injection moulding mechanism of automobile handle of the present utility model；
Fig. 3 is the structural representation of the melt in-out apparatus in the utility model；
Wherein, 11- first charging apertures, the air inlets of 12- first, the material overflow ports of 13- first, 2- die cavities, 21- charging apertures, 22- overflow
Material mouth, 23- air inlets, 3- injection runners, 4- injection sprues, 5- overflowing wells, the auxiliary nozzle of 6- gas, 7- melt in-out apparatus,
The channels of 71- first, the channels of 72- second.
Embodiment
Further to illustrate that the utility model is to reach the technological means and effect that predetermined purpose of utility model taken,
To according to the utility model proposes its embodiment of the Gas assisted injection moulding mechanism of automobile handle, feature and its effect,
Describe in detail as after.
As shown in Fig. 2 the utility model discloses a kind of Gas assisted injection moulding mechanism of automobile handle, including for placing
Die cavity 2, air inlet 23, charging aperture 21 and the material overflow port 22 of melt, wherein, die cavity 2 is placed for longitudinal direction, and the two of die cavity 2
Individual end is respectively to upwarp end and horizontal end, and air inlet 23 is arranged on the end that upwarps of die cavity 2, and material overflow port 22 is arranged on type
The horizontal end of chamber 2, charging aperture 21 are arranged on the same one end of die cavity 2 with material overflow port 22.Preferably, air inlet 23 is provided with gas
Auxiliary nozzle 6, and sprayed into high-pressure inert gas in die cavity 2 by the auxiliary nozzle 6 of the gas, the setting without bending die cavity 2 can be real
Existing melt enters material overflow port 22 under gravity and gas push effect, and melt is upwarping the high-pressure inert gas of end entrance
Promotion under, flowed out to the material overflow port 22 of horizontal end, gases at high pressure have replaced melt and formed vacuum section so that whole note
Pressure in plastotype chamber 2 everywhere is consistent, and shape is complete, ensure that the uniformity of the wall thickness of obtained automobile handle.
Preferably, in addition to melt in-out apparatus 7, melt in-out apparatus 7 include two channels, and respectively first is molten
Expect the channel 72 of passage 71 and second, and one end of two channels connects and set with overflowing well 5 and injection runner 3 respectively
Put, the other end of two channels connects setting, and the first channel 71 and with material overflow port 22 and charging aperture 21 respectively
Two channels 72 are provided with switch, when charging, close the first flash passage of flash, when discharging, close charging
Second flash passage.By the setting of melt in-out apparatus 7, the high similarity of die cavity 2 and automobile handle, and melt are saved
In-out apparatus 7 is easy to connection injection runner 3 and overflowing well 5, further simplify production routine.
In order to further optimize the technique of injection molding, charging aperture 21 is connected with injection runner 3, be molded runner 3 and
Sprue 4 is molded to be connected.
Further, air inlet 23 is provided with the auxiliary nozzle 6 of gas or air tube, and what is be passed through is high-pressure inert gas or nitrogen, excellent
Choosing for nitrogen.
Further, material overflow port 22 is connected with overflowing well 5.
Further, injection sprue 4 is vertically set on the top of injection runner 3.
When in use, specific embodiment is for the Gas assisted injection moulding mechanism of the utility model automobile handle：By melt
In-out apparatus 7 inserts the horizontal end of die cavity 2, and melt is passed sequentially through into injection sprue 4, injection runner 3 and melt passes in and out
Second channel 72 of device 7, charging aperture 21 enter inside die cavity 2, and melt is running into the relatively low meeting of die cavity 2 of temperature in die cavity
2 inwalls form one layer of solidification layer, close charging aperture 21, open material overflow port 22, and the auxiliary nozzle of gas of end set is upwarped by die cavity 2
6 to high-pressure inert gas are passed through inside die cavity 2, and gas forms vacuum section in melt and promotes melt to advance so that melt
Fill injection die cavities 2, a part of melt be discharged in the presence of high-pressure inert gas by material overflow port 22 in overflowing well 5 reclaim into
Row secondary use.
It is described above, only it is preferred embodiment of the present utility model, not the utility model is made any formal
Limitation, although the utility model is disclosed above with preferred embodiment, but be not limited to the utility model, it is any ripe
Professional and technical personnel is known, is not being departed from the range of technical solutions of the utility model, when in the technology using the disclosure above
Hold the equivalent embodiment made a little change or be modified to equivalent variations, as long as being without departing from technical solutions of the utility model
Hold, any simple modification, equivalent change and modification made according to the technical essence of the utility model to above example, still
Belong in the range of technical solutions of the utility model.
Claims (6)
1. the Gas assisted injection moulding mechanism of a kind of automobile handle, it is characterised in that including the die cavity for placing melt（2）, enter
Gas port（23）, charging aperture（21）And material overflow port（22）, wherein,
The die cavity（2）Placed for longitudinal direction, and the die cavity（2）Two ends be respectively upwarp end and horizontal ends
Portion；
The air inlet（23）It is arranged on the die cavity（2）Upwarp end；
The material overflow port（22）It is arranged on the die cavity（2）Horizontal end；
The charging aperture（21）With the material overflow port（22）It is arranged on the die cavity（2）Same one end.
2. the Gas assisted injection moulding mechanism of automobile handle according to claim 1, it is characterised in that the charging aperture（21）
With being molded runner（3）It is connected, the injection runner（3）With being molded sprue（4）It is connected.
3. the Gas assisted injection moulding mechanism of automobile handle according to claim 1, it is characterised in that the air inlet（23）
The auxiliary nozzle of gas is installed（6）Or air tube.
4. the Gas assisted injection moulding mechanism of automobile handle according to claim 1, it is characterised in that the material overflow port（22）
It is connected with overflowing well（5）.
5. the Gas assisted injection moulding mechanism of automobile handle according to claim 1, it is characterised in that also passed in and out including melt
Device（7）,
The melt in-out apparatus（7）Including two channels, and one end of two channels respectively with overflowing well
（5）With injection runner（3）Connection is set, the other ends of two channels respectively with the material overflow port（22）With it is described
Charging aperture（21）Connection is set.
6. the Gas assisted injection moulding mechanism of automobile handle according to claim 2, it is characterised in that the injection sprue
（4）It is vertically set on the injection runner（3）Top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720741475.5U CN206899682U (en) | 2017-06-23 | 2017-06-23 | The Gas assisted injection moulding mechanism of automobile handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720741475.5U CN206899682U (en) | 2017-06-23 | 2017-06-23 | The Gas assisted injection moulding mechanism of automobile handle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206899682U true CN206899682U (en) | 2018-01-19 |
Family
ID=61285660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720741475.5U Active CN206899682U (en) | 2017-06-23 | 2017-06-23 | The Gas assisted injection moulding mechanism of automobile handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206899682U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109624202A (en) * | 2018-10-19 | 2019-04-16 | 宁波帅特龙集团有限公司 | A kind of gas assistant injection molding method of handle of automobile roof |
-
2017
- 2017-06-23 CN CN201720741475.5U patent/CN206899682U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109624202A (en) * | 2018-10-19 | 2019-04-16 | 宁波帅特龙集团有限公司 | A kind of gas assistant injection molding method of handle of automobile roof |
| CN109624202B (en) * | 2018-10-19 | 2021-06-01 | 宁波帅特龙集团有限公司 | Gas-assisted injection molding method for automobile roof handle |
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Address after: 213000 No. 1 Jing Shen dam, Guan Zhen, Wujin District, Jiangsu, Changzhou Patentee after: Changzhou Yuming Electronic Co., Ltd Address before: No. 1, Tai Jingba, Yao Guan Town, Wujin District, Changzhou, Jiangsu Patentee before: CHANGZHOU YUMING ELECTRONICS Co.,Ltd. |