CN206011670U - A kind of new PP R granulation dies - Google Patents
A kind of new PP R granulation dies Download PDFInfo
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- CN206011670U CN206011670U CN201620913747.0U CN201620913747U CN206011670U CN 206011670 U CN206011670 U CN 206011670U CN 201620913747 U CN201620913747 U CN 201620913747U CN 206011670 U CN206011670 U CN 206011670U
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- die
- shunting
- melt
- upper bolster
- feeding mouth
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Abstract
The utility model is related to provide a kind of new PP R granulation dies, including mould linkage section feeding mouth, upper bolster, die shoe and die lip, raw material melt enters the shunting die cavity formed between the upper bolster and the die shoe through the mould linkage section feeding mouth, raw material melt enters the die lip extrusion molding after shunting die cavity shunting, spreader is additionally provided with the shunting die cavity formed between the upper bolster and the die shoe, melt pressure detection head is additionally provided with the upper bolster, the melt pressure detection head is located on the split channel of the spreader rear end, the die lip discharge opening is double dislocation discharge opening.The utility model will arrange a spreader inside melt shunting die cavity and reach melt equilibrium shunting effect, and the feeding mouth in split channel arranges regulating valve, realizes the regulation of flow by controlling to adjust valve screw；Meanwhile, the runner exit at shunting two ends arranges the probe of monitoring pressure, and auxiliary understands melt discharge pressure situation, coordinates shunting feeding mouth regulating valve, realizes that melt pressure is adjusted, and such Design of Dies ensure that melt forming discharging produces the stability of pressure.
Description
Technical field
The utility model is related to the technical field of mold of raw material production, and in particular to new needed for plastic conduit production
PP-R granulation dies.
Background technology
PP-R（polypropylene random）, it is called atactic copolymerized polypropene（PP-R）Its toughness of products is good, intensity
Height, processing characteristics are excellent, and under higher temperature, creep-resistant property is good, and have the distinctive high transparent of atactic copolymerized polypropene excellent
Point, can be widely used for the production of tubing, sheet material, commodity, packaging material, household appliance components and various films.Therefore,
PP-R raw material are commercially favored very much, but current PP-R granulation dies, it is all single-chamber and inside guides, goes out without shunting
There is stagnant area structure mold in material mouth, melt forming discharging easily produces pressure transient phenomenon, and often the discharging of generation both sides is slow, in
Between discharge fast problem, cause granulated pellet size not little, produce easy tensile phenomenon.
Utility model content
The utility model is to overcome at least one defect described in above-mentioned prior art, there is provided a kind of novel PP-R granulates mould
Tool, including mould linkage section feeding mouth, upper bolster, die shoe and die lip, raw material melt is through the mould linkage section pan feeding
Mouth enters the shunting die cavity formed between the upper bolster and the die shoe, and raw material melt shunts laggard through shunting die cavity
Enter the die lip extrusion molding, in the shunting die cavity formed between the upper bolster and the die shoe, be additionally provided with spreader,
Melt pressure detection head is additionally provided with the upper bolster, and the melt pressure detection head is located at the shunting of the spreader rear end and leads to
On road, the die lip discharge opening is double dislocation discharge opening.The utility model will arrange one point inside melt shunting die cavity
Stream shuttle reach melt equilibrium shunting effect, and split channel feeding mouth arrange regulating valve, by control to adjust valve screw come
Realize the regulation of flow；Meanwhile, the runner exit at shunting two ends arranges the probe of monitoring pressure, and auxiliary understands melt discharging pressure
Power situation, coordinates shunting feeding mouth regulating valve, realizes that melt pressure is adjusted, and such Design of Dies ensure that melt forming discharges
Produce the stability of pressure.
Preferably, being additionally provided with regulating valve screw on the upper bolster, the regulating valve screw is arranged on the shunting
The split channel porch of shuttle rear end.Regulating valve is set in the feeding mouth of split channel, the tune being located in regulating valve by control
Save valve screw to realize the regulation of flow, reach the stability of the melt pressure after shunting.
Preferably, the melt pressure detection head is two.The spreader arranged in shunting die cavity is melt from one material stream is divided into two stock material streams, realize the preliminary balanced shunting effect of melt, by giving on every runner, melt pressure is all set again Monitor head is monitoring the pressure of melt in runner, while coordinate regulation of the regulating valve screw to melt pressure in runner, so more Plus it is easily guaranteed that the stability of melt pressure.
Preferably, the feeding mouth one end on the die lip discharge opening is provided with chamfering.Chamfering is carried out in die lip discharge opening
Drainage, so easily avoids the formation of retention areas, ensures the smooth extrusion molding of melt.
Preferably, being additionally provided with mould linkage section housing screw in the mould linkage section feeding mouth outer end.In order to ensure
Mould stability at work, is therefore additionally provided with mould linkage section housing screw in the mould linkage section feeding mouth outer end.
Preferably, being additionally provided with upper and lower die holder housing screw on the upper bolster with the die shoe.In order to allow up and down
Die holder coordinates closely, it is ensured that the pressure stability during mold work, therefore on the upper bolster with the die shoe also
It is provided with upper and lower die holder housing screw.
Preferably, being provided with die body alignment pin on the upper bolster with the die shoe.In order to allow upper and lower die holder to be more easy to
Assembling, is therefore provided with die body alignment pin on the upper bolster with the die shoe.
Compared with prior art, the beneficial effects of the utility model are：
The utility model will arrange spreader inside melt shunting die cavity and reach melt equilibrium shunting effect, and
The feeding mouth of split channel arranges regulating valve, realizes the regulation of flow by controlling to adjust valve screw；Meanwhile, at shunting two ends
Runner exit the probe of monitoring pressure is set, auxiliary understands melt discharge pressure situation, coordinates shunting feeding mouth regulating valve, real
Existing melt pressure is adjusted, and such Design of Dies ensure that melt forming discharging produces the stability of pressure, while mould is by mould
Lip shunting discharge opening is designed to misplace side by side the structure of chamfering, it is to avoid there is Zhi Liao areas, reduces the stain produced because of the stagnant material of melt,
Crystal, blocks the problem of die lip discharge opening, makes production more smooth.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is upper and lower die holder structure schematic diagram of the present utility model；
Fig. 3 is die lip hole structure schematic diagram of the present utility model；
Fig. 4 is die lip discharge opening local arrangements figure of the present utility model.
Specific embodiment
The utility model is further described with reference to specific embodiment.Wherein, being for illustration only property of accompanying drawing
Illustrate, expression is only schematic diagram, rather than pictorial diagram, it is impossible to be interpreted as the restriction to this patent；In order to this reality is better described
With new embodiment, accompanying drawing some parts have omission, zoom in or out, and do not represent the size of actual product；To ability
For field technique personnel, some known features and its explanation in accompanying drawing may be omitted and be will be understood by.
The corresponding same or analogous part of same or analogous label in the accompanying drawing of the utility model embodiment；In this practicality
In new description, it is to be understood that if having term " on ", D score, the orientation of instruction such as "left", "right" or position relationship be
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicate
Or therefore the device or element of hint indication must be retouched in accompanying drawing with specific orientation, with specific azimuth configuration and operation
State term the being for illustration only property explanation of position relationship, it is impossible to be interpreted as the restriction to this patent, for the common skill of this area
For art personnel, the concrete meaning of above-mentioned term can be understood as the case may be.
Embodiment
As shown in Figures 1 to 4, a kind of PP-R granulation dies of the utility model most preferred embodiment, including mould linkage section
Feeding mouth 5, upper bolster 3, die shoe 1 and die lip 2, raw material melt are entered on described through the mould linkage section feeding mouth 5
The shunting die cavity formed between die holder 3 and the die shoe 1, raw material melt enter the die lip after shunting die cavity shunting
2 extrusion moldings, are additionally provided with spreader 11 in the shunting die cavity for being formed between the upper bolster 3 and the die shoe 1, described on
Melt pressure detection head 10 is additionally provided with die holder 3, and the melt pressure detection head 10 is located at the shunting of 11 rear end of the spreader
On passage, the die lip discharge opening 12 is double dislocation discharge opening.The utility model will arrange one inside melt shunting die cavity
Individual spreader reaches melt equilibrium shunting effect, and the feeding mouth in split channel arranges regulating valve, by controlling to adjust valve spiral shell
Follow closely to realize the regulation of flow；Meanwhile, the runner exit at shunting two ends arranges the probe of monitoring pressure, and auxiliary understands melt and goes out
Material pressure condition, coordinates shunting feeding mouth regulating valve, realizes that melt pressure is adjusted, and such Design of Dies ensure that melt forming
Discharging produces the stability of pressure.
Preferably, being additionally provided with regulating valve screw 7 on the upper bolster 3, the regulating valve screw 7 is arranged on described point
The split channel porch of 11 rear end of stream shuttle.Regulating valve is set in the feeding mouth of split channel, is located in regulating valve by control
Regulating valve screw realizing the regulation of flow, reach the stability of the melt pressure after shunting.
Preferably, the melt pressure detection head 10 is two.The spreader arranged in shunting die cavity is melt from one stock material stream is divided into two stock material streams, realize the preliminary balanced shunting effect of melt, again by pressing to melt is all set on every runner Power monitor head is monitoring the pressure of melt in runner, while coordinate regulation of the regulating valve screw to melt pressure in runner, so It is more prone to the stability for ensureing melt pressure.
Preferably, the feeding mouth one end on the die lip discharge opening 12 is provided with chamfering 13.Carry out in die lip discharge opening
Chamfering drainage, so easily avoids the formation of retention areas, ensures the smooth extrusion molding of melt.
Preferably, being additionally provided with mould linkage section housing screw 6 in 5 outer end of mould linkage section feeding mouth.In order to protect
Card mould stability at work, is therefore additionally provided with mould linkage section in the mould linkage section feeding mouth outer end and compresses spiral shell
Nail.
Preferably, being additionally provided with upper and lower die holder housing screw 8 on the upper bolster 3 with the die shoe 1.On allowing
Die shoe coordinates closely, it is ensured that the pressure stability during mold work, therefore on the upper bolster with the die shoe
It is additionally provided with upper and lower die holder housing screw.
Preferably, being provided with die body alignment pin 9 on the upper bolster 3 with the die shoe 1.In order to allow upper and lower die holder more
Easily assemble, therefore on the upper bolster with the die shoe, be provided with die body alignment pin.
Compared with prior art, the beneficial effects of the utility model are：
The utility model will arrange spreader inside melt shunting die cavity and reach melt equilibrium shunting effect, and
The feeding mouth of split channel arranges regulating valve, realizes the regulation of flow by controlling to adjust valve screw；Meanwhile, at shunting two ends
Runner exit the probe of monitoring pressure is set, auxiliary understands melt discharge pressure situation, coordinates shunting feeding mouth regulating valve, real
Existing melt pressure is adjusted, and such Design of Dies ensure that melt forming discharging produces the stability of pressure, while mould is by mould
Lip shunting discharge opening is designed to misplace side by side the structure of chamfering, it is to avoid there is Zhi Liao areas, reduces the stain produced because of the stagnant material of melt,
Crystal, blocks the problem of die lip discharge opening, makes production more smooth.
Obviously, above-described embodiment of the present utility model is only intended to clearly illustrate the utility model example, and
It is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, in described above
On the basis of can also make other changes in different forms.There is no need to give to all of embodiment
Exhaustive.All any modification, equivalent and improvement that is made within spirit of the present utility model and principle etc., should be included in
Within the utility model scope of the claims.
Claims (7)
1. a kind of novel PP-R granulation die, including mould linkage section feeding mouth（5）, upper bolster（3）, die shoe（1）And mould
Lip（2）, raw material melt is through the mould linkage section feeding mouth（5）Enter the upper bolster（3）With the die shoe（1）Between
The shunting die cavity of formation, raw material melt enter the die lip after shunting die cavity shunting（2）Extrusion molding, its feature exist
In in the upper bolster（3）With the die shoe（1）Between formed shunting die cavity in be additionally provided with spreader（11）, described on
Die holder（3）On be additionally provided with melt pressure detection head（10）, the melt pressure detection head（10）It is located at the spreader（11）Afterwards
On the split channel at end, the die lip discharge opening（12）For double dislocation discharge opening.
2. novel PP-R granulation die according to claim 1, it is characterised in that in the upper bolster（3）On be additionally provided with
Regulating valve screw（7）, the regulating valve screw（7）It is arranged on the spreader（11）The split channel porch of rear end.
3. novel PP-R granulation die according to claim 1, it is characterised in that the melt pressure detection head（10）For
Two.
4. any one novel PP-R granulation die according to claims 1 to 3, it is characterised in that the die lip discharge opening
（12）On feeding mouth one end be provided with chamfering（13）.
5. novel PP-R granulation die according to claim 4, it is characterised in that in the mould linkage section feeding mouth
（5）Outer end is additionally provided with mould linkage section housing screw（6）.
6. novel PP-R granulation die according to claim 4, it is characterised in that in the upper bolster（3）Under described
Die holder（1）On be additionally provided with upper and lower die holder housing screw（8）.
7. novel PP-R granulation die according to claim 4, it is characterised in that in the upper bolster（3）Under described
Die holder（1）It is provided with die body alignment pin（9）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620913747.0U CN206011670U (en) | 2016-08-22 | 2016-08-22 | A kind of new PP R granulation dies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620913747.0U CN206011670U (en) | 2016-08-22 | 2016-08-22 | A kind of new PP R granulation dies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206011670U true CN206011670U (en) | 2017-03-15 |
Family
ID=58250293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620913747.0U Active CN206011670U (en) | 2016-08-22 | 2016-08-22 | A kind of new PP R granulation dies |
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| CN (1) | CN206011670U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027186A (en) * | 2019-03-12 | 2019-07-19 | 邹云雅 | A kind of sizing material shunting cable mold for realizing height packed uniform extrusion molding |
| CN114454513A (en) * | 2021-12-28 | 2022-05-10 | 南京航空航天大学 | Continuous fiber reinforced thermoplastic resin matrix composite wire forming device |
-
2016
- 2016-08-22 CN CN201620913747.0U patent/CN206011670U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027186A (en) * | 2019-03-12 | 2019-07-19 | 邹云雅 | A kind of sizing material shunting cable mold for realizing height packed uniform extrusion molding |
| CN110027186B (en) * | 2019-03-12 | 2021-06-08 | 山东菲达电力科技股份有限公司 | Realize sizing material reposition of redundant personnel cable mould of highly closely knit even extrusion molding |
| CN114454513A (en) * | 2021-12-28 | 2022-05-10 | 南京航空航天大学 | Continuous fiber reinforced thermoplastic resin matrix composite wire forming device |
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| GR01 | Patent grant |