CN100363167C - High effieciency mix and extrusion cylinder mechanism of injection moulding machine - Google Patents
High effieciency mix and extrusion cylinder mechanism of injection moulding machine Download PDFInfo
- Publication number
- CN100363167C CN100363167C CNB2005100331857A CN200510033185A CN100363167C CN 100363167 C CN100363167 C CN 100363167C CN B2005100331857 A CNB2005100331857 A CN B2005100331857A CN 200510033185 A CN200510033185 A CN 200510033185A CN 100363167 C CN100363167 C CN 100363167C
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- mixing
- calendering
- extrusion cylinder
- rotor
- cylinder mechanism
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- 238000001125 extrusion Methods 0.000 title claims abstract description 31
- 238000001746 injection moulding Methods 0.000 title description 2
- 239000000203 mixture Substances 0.000 title 1
- 238000002347 injection Methods 0.000 claims description 26
- 239000007924 injection Substances 0.000 claims description 26
- 238000007670 refining Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 2
- 239000004033 plastic Substances 0.000 abstract description 26
- 229920003023 plastic Polymers 0.000 abstract description 26
- 238000005520 cutting process Methods 0.000 abstract description 3
- 239000006185 dispersion Substances 0.000 abstract description 3
- 238000009826 distribution Methods 0.000 abstract description 3
- 239000000654 additive Substances 0.000 abstract description 2
- 238000003490 calendering Methods 0.000 abstract 12
- 238000000465 moulding Methods 0.000 abstract 3
- 238000010008 shearing Methods 0.000 abstract 1
- 238000004898 kneading Methods 0.000 description 5
- 239000002994 raw material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000004520 agglutination Effects 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
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- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The present invention relates to a high efficiency calendering extrusion cylinder mechanism of a plastic jetting-moulding machine, which comprises a conical extrusion cylinder composed of a feed cylinder and a conical screw rod. The present invention is characterized in that the outlet end of the conical extrusion cylinder is provided with a calendering head device composed of a calendering rotor and a calendering sleeve, wherein the calendering rotor is movably sheathed in the calendering sleeve, pits which are interlaced backwards and forwards are symmetrically distributed on the circumambient wall of the calendering rotor and the inner circumambient wall of the calendering sleeve. The change of the outside diameter of the screw rod causes the sectional area of a flow channel to become small, causes the pressure of colloidal plastics in the flow channel to be increased and causes the flow speed to be accelerated. The slippage of the pits arranged on the outer wall of the calendering rotor or on the inner circumambient wall of the calendering sleeve forms a plurality of shearing opening to carry out a plurality of channels of cutting and calendering for the colloidal plastics which are pressed into the feed cylinder, and thus, improving the calendering capability of the distribution and the dispersion of the colloidal plastics. The present invention can improve the plasticizing quality and the output of the plastic jetting-moulding machine and is especially suitable for processing moulding products with many additives.
Description
Technical field
What the present invention relates to is the injection machine recipient, the mixing extrusion cylinder mechanism of especially a kind of injection machine.
Technical background
Injection molding machine of plastic is an industrial circle equipment commonly used, and they comprise: injection machine, inflation film manufacturing machine, plastic granulator machine, plastic cement ginseng look machine, plastic cement reclaiming machine.With the extrusion cylinder mechanism of extruding after the raw material mixing is the important component part of the said equipment, the pressing mechanism of injection machine is made up of barrel and the screw rod that sets within it usually, its course of work is: plastic raw materials constantly enters barrel, by the screw rod that rotates the graininess plastic raw materials is pushed and to be moved forward, be subjected to the heating of the peripheral electric heater unit of barrel, graininess plastics in the barrel are dissolved agglutination, and molten refining under the screw acting that rotates, be injected into different die cavity rush at the extrusion of barrel with the spiral line after.This shows that the performance quality of pressing mechanism can directly influence the plasticizing quality and the output of injection machine.The existing pressing mechanism that waits gauge structure barrel and screw rod to constitute and since the cross section of fluid channel that screw rod and barrel form long-pending be constant, so gluey plastics traveling process in runner only is the extruding between molten material, can't improve the plasticizing of plastics and strengthen the effect of molten refining.
Summary of the invention
The objective of the invention is deficiency, a kind of plasticizing quality and output that can improve injection machine greatly is provided, be applicable to the mixing extrusion cylinder mechanism of injection machine that various injection machines are installed and used at above-mentioned existence.
The mixing extrusion cylinder mechanism of injection machine of the present invention comprises: the conical extrusion cylinder by barrel and conical screw constitute is characterized in that: the conical extrusion cylinder port of export is provided with the mixing refining head device that is made of mixing rotor and mixing cover; Mixing cover and mixing rotor activity are nested; Mixing rotor perisporium and mixing cover internal perisporium are evenly equipped with pit respectively; The front and back position of pit on the mixing rotor perisporium and mixing cover internal perisporium pit interlaces.
The pitch S of described conical screw is equidistant or displacement.
The spiral groove depth H of described conical screw waits deeply or from depth to shallow.
Described mixing rotor perisporium is evenly equipped with hemispherical dimples;
Described mixing cover internal perisporium is evenly equipped with hemispherical dimples or around the multiple tracks annular groove of its internal perisporium.
The design principle of the mixing extrusion cylinder mechanism of injection machine of the present invention is: utilize reducing gradually of screw rod external diameter, the cross section of fluid channel that screw rod and barrel are formed is long-pending from large to small, and gluey plastic pressure increase, flow velocity in the runner are accelerated; Utilization is arranged on the mixing rotor outer wall pit and the mutual changing of the relative positions of mixing cover internal perisporium pit, makes to form between the rigidity cutting edge of mixing rotor pit of static mixing cover pit and rotation to shear, and uniform between the two pit can form numerous sheared edges.These sheared edges can be carried out multiple tracks cutting and mixing to the gluey plastics that are pressed into from barrel, and then improve the distribution and the dispersion milling ability of gluey plastics.
The mixing extrusion cylinder mechanism design science of injection machine of the present invention, rational in infrastructure, simple, it is compared with existing injection machine recipient, and it can improve the plasticizing quality and the output of injection machine greatly, is particularly useful for the mould system product high to processing additives content.
Concrete structure of the present invention is provided in detail by the following drawings and embodiment.
Description of drawings
Fig. 1 is the structural representation of the mixing extrusion cylinder mechanism of injection machine;
Fig. 2 is the another kind of structural representation of the mixing extrusion cylinder mechanism of injection machine;
Fig. 3 is another structural representation of the mixing extrusion cylinder mechanism of injection machine;
Fig. 4 is the mixing rotor structure schematic diagram of kneading device;
Fig. 5 is a kind of structural representation of mixing cover internal perisporium of kneading device;
Fig. 6 is the another kind of structural representation of the mixing cover internal perisporium of kneading device.
The specific embodiment
Embodiment 1: can be clear that from Fig. 1 the mixing extrusion cylinder mechanism of injection machine is made up of conical extrusion cylinder 1 and the kneading device 2 that is connected its port of export.Described conical extrusion cylinder 1 is made of barrel 11 and conical screw 12, and barrel 11 is provided with tapered channel 13, and barrel 11 is provided with the hopper 14 that communicates with tapered channel 13; The tapering of described conical screw 12 is identical with the tapering of the tapered channel 13 of barrel 11, and the pitch S of conical screw 12 and screw channel 15 depth H can be set as required.Conical screw 12 is plugged in the tapered channel 13 of barrel 11, the runner 3 of 13 formation of tapered channel of the screw channel 15 of conical screw 12 and barrel 11.Runner 3 reduces gradually and narrows down with conical screw 2 external diameters.Described mixing refining head device 2 is made of mixing rotor 21 and mixing cover 22, and mixing rotor 21 is plugged in the mixing cover 22, and 22 in mixing rotor 21 and mixing cover can relatively rotate, and is evenly equipped with hemispherical dimples 23 (see figure 4)s around mixing rotor 21 perisporiums; Be provided with multiple tracks circular pit 24 (see figure 5)s around mixing cover 22 internal perisporiums.Hemispherical dimples 23 on mixing rotor 21 perisporiums interlaces with mixing cover 22 internal perisporium circular pits 24 front and back positions.Kneading device 2 and conical extrusion cylinder 1 are for being threaded, and promptly mixing cover 22 docks by screw thread respectively with 12 of conical screws with 11 of barrels, mixing rotor 21.
During use, plastic raw materials constantly enters from the hopper 14 of barrel 11 and enters tapered channel 13, by the conical screw 12 that rotates the graininess plastics are pushed and to be moved forward, be subjected to the heating of barrel 11 peripheral electric heater units, graininess plastics in the barrel 11 are dissolved agglutination, and molten refining under conical screw 12 effects of rotating, rush at the mixing refining head device 2 of barrel 11 ends with the spiral line.The sectional area of screw rod runner 3 reduces gradually owing to flow through, and it can make gluey plastic pressure increase, flow velocity in the runner 3 accelerate.After gluey plastics are clamp-oned mixing refining head device 2, promptly be squeezed into mixing rotor 21 perisporium pits 23 or mixing cover 22 internal perisporium circular pits 24, rotation along with conical screw 12, mixing rotor 21 is delivered to the gluey plastics in its side face pit 23 in the mixing cover 22 internal perisporium circular pits 24 in rotary course, because mixing rotor 21 perisporium pits 23 are staggeredly located with mixing cover 22 internal perisporium circular pits 24 and have relative motion, thereby cause the gluey plastics in this transmittance process will be by continuous cutting-off and continuous mixing again, its mixed performance also increases along with the number of repetition of these processes forms doubly.
Embodiment 2: Fig. 2 is the another kind of structural representation of the mixing extrusion cylinder mechanism of injection machine, and its basic structure is identical with embodiment 1, and difference is: screw channel 15 depth H of conical screw 12 from depth to shallow; Even hemispherical dimples 25 (see figure 6)s that are furnished with of mixing cover 22 internal perisporiums.Hemispherical dimples 23 on mixing rotor 21 perisporiums interlaces with hemispherical dimples 25 front and back positions on mixing cover 22 internal perisporiums.
Embodiment 3: Fig. 3 is the mixing extrusion cylinder mechanism of another injection machine, and its basic structure is identical with embodiment 2, and difference is: the pitch S of conical screw 12 from large to small.Barrel 11 changes further increase with the runner that conical screw 12 forms, and the gluey plastics pressurized in the runner is more increased, and its flow velocity is more accelerated, and the distribution of gluey plastics and dispersion milling ability further improve.
Claims (6)
1. mixing extrusion cylinder mechanism of injection machine, comprising: the conical extrusion cylinder by barrel and conical screw constitute is characterized in that: the conical extrusion cylinder port of export is provided with the mixing refining head device that is made of mixing rotor and mixing cover; Mixing cover and mixing rotor activity are nested; Mixing rotor perisporium and mixing cover internal perisporium are evenly equipped with pit respectively; The front and back position of pit on the mixing rotor perisporium and mixing cover internal perisporium pit interlaces.
2. the mixing extrusion cylinder mechanism of injection machine according to claim 1 is characterized in that: the pitch S of conical screw (12) is equidistant or displacement.
3. the mixing extrusion cylinder mechanism of injection machine according to claim 1 and 2 is characterized in that: screw channel (15) depth H of conical screw (12) is to wait deeply or from depth to shallow.
4. the mixing extrusion cylinder mechanism of injection machine according to claim 1 and 2 is characterized in that: mixing rotor (21) perisporium is evenly equipped with hemispherical dimples (23).
5. the mixing extrusion cylinder mechanism of injection machine according to claim 1 and 2 is characterized in that: mixing cover (22) internal perisporium is evenly equipped with hemispherical dimples (25).
6. the mixing extrusion cylinder mechanism of injection machine according to claim 1 and 2 is characterized in that: be provided with multiple tracks annular groove (24) around mixing cover (22) internal perisporium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100331857A CN100363167C (en) | 2005-02-03 | 2005-02-03 | High effieciency mix and extrusion cylinder mechanism of injection moulding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100331857A CN100363167C (en) | 2005-02-03 | 2005-02-03 | High effieciency mix and extrusion cylinder mechanism of injection moulding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1663772A CN1663772A (en) | 2005-09-07 |
| CN100363167C true CN100363167C (en) | 2008-01-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100331857A Expired - Fee Related CN100363167C (en) | 2005-02-03 | 2005-02-03 | High effieciency mix and extrusion cylinder mechanism of injection moulding machine |
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| CN (1) | CN100363167C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102451644A (en) * | 2010-10-14 | 2012-05-16 | 中国石油化工股份有限公司 | Fibrous material conveying device |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103921396B (en) * | 2014-05-14 | 2017-02-22 | 积康螺杆制造（上海）股份有限公司 | Planet mixing injection nozzle |
| CN105538535A (en) * | 2016-01-22 | 2016-05-04 | 昆山美弧橡塑机械有限公司 | Screw for recycling granulator |
| CN109719912A (en) * | 2019-03-02 | 2019-05-07 | 南通文凯化纤有限公司 | Adding pressure type injection molding machine, synthetic fiber spinning machine new screw sleeve |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0655610A (en) * | 1992-08-04 | 1994-03-01 | Mitsubishi Heavy Ind Ltd | Highly kneading and mixing element |
| JPH06218781A (en) * | 1993-01-26 | 1994-08-09 | Ube Ind Ltd | Screw for injection molding |
| JPH08294948A (en) * | 1995-02-28 | 1996-11-12 | Tsuoisu Kk | Plasticizing injection mechanism of injection molding machine |
| JPH09254209A (en) * | 1996-03-26 | 1997-09-30 | Hoya Corp | Device and method for injection compression molding of lens |
| JP2001105462A (en) * | 1999-10-14 | 2001-04-17 | Ono Sangyo Kk | Screw for injection molding |
| CN2621909Y (en) * | 2003-05-22 | 2004-06-30 | 上海纪威机械工业有限公司 | Plasticized screw rod of injection moulding machine |
| CN2763010Y (en) * | 2005-02-03 | 2006-03-08 | 覃通衡 | High efficiency calendering extrusion cylinder mechanism |
-
2005
- 2005-02-03 CN CNB2005100331857A patent/CN100363167C/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0655610A (en) * | 1992-08-04 | 1994-03-01 | Mitsubishi Heavy Ind Ltd | Highly kneading and mixing element |
| JPH06218781A (en) * | 1993-01-26 | 1994-08-09 | Ube Ind Ltd | Screw for injection molding |
| JPH08294948A (en) * | 1995-02-28 | 1996-11-12 | Tsuoisu Kk | Plasticizing injection mechanism of injection molding machine |
| JPH09254209A (en) * | 1996-03-26 | 1997-09-30 | Hoya Corp | Device and method for injection compression molding of lens |
| JP2001105462A (en) * | 1999-10-14 | 2001-04-17 | Ono Sangyo Kk | Screw for injection molding |
| CN2621909Y (en) * | 2003-05-22 | 2004-06-30 | 上海纪威机械工业有限公司 | Plasticized screw rod of injection moulding machine |
| CN2763010Y (en) * | 2005-02-03 | 2006-03-08 | 覃通衡 | High efficiency calendering extrusion cylinder mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102451644A (en) * | 2010-10-14 | 2012-05-16 | 中国石油化工股份有限公司 | Fibrous material conveying device |
| CN102451644B (en) * | 2010-10-14 | 2013-11-20 | 中国石油化工股份有限公司 | Fibrous material conveying device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1663772A (en) | 2005-09-07 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JUNYANG PLASTIC CO., LTD., HUIZHOU CITY Free format text: FORMER OWNER: TAN TONGHENG Effective date: 20101227 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 516006 JUNYANG PLASTIC CO., LTD., HUIHUAN, HUIZHOU CITY, GUANGDONG PROVINCE TO: 516006 INDUSTRIAL PARK, HUIHUAN TOWN, HUIZHOU CITY, GUANGDONG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20101227 Address after: 516006 Hui Hui town industrial zone, Guangdong, Huizhou Patentee after: Huizhou Chun Yang Plastic Co., Ltd. Address before: 516006 Huizhou Guangdong Huan Chun Yang plastics Co., Ltd. Patentee before: Qin Tongheng |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080123 Termination date: 20170203 |
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| CF01 | Termination of patent right due to non-payment of annual fee |