CN107081892A - The rotary plastics fondant filter of inner core - Google Patents

The rotary plastics fondant filter of inner core Download PDF

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Publication number
CN107081892A
CN107081892A CN201710383875.8A CN201710383875A CN107081892A CN 107081892 A CN107081892 A CN 107081892A CN 201710383875 A CN201710383875 A CN 201710383875A CN 107081892 A CN107081892 A CN 107081892A
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CN
China
Prior art keywords
inner core
side template
core
filter
merging
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Granted
Application number
CN201710383875.8A
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Chinese (zh)
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CN107081892B (en
Inventor
梁斌
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ZHEJIANG JINGCHENG MOULD MACHINERY CO Ltd
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ZHEJIANG JINGCHENG MOULD MACHINERY CO Ltd
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Priority to CN201710383875.8A priority Critical patent/CN107081892B/en
Publication of CN107081892A publication Critical patent/CN107081892A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50Details of extruders
    • B29C48/69Filters or screens for the moulding material
    • B29C48/694Cylindrical or conical filters

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

The invention provides a kind of rotary plastics fondant filter of inner core, charging Side Template including interconnection, intermediate die plate and discharging Side Template, the charging Side Template has the opening hatch door position for changing filter screen, the filtering inner core of front end circular conical surface is provided between the charging Side Template and intermediate die plate, the filter mesh installed for screen pack is distributed uniformly and circumferentially on the conical surface of the filtering inner core front end, each filter mesh is provided with a downstream extrusion passage for penetrating filtering inner core along its length, the filtering inner core is connected with the rotating device for making it be rotated along its center, merging core is fixed with the inside of the discharging Side Template, the merging core front end conical surface, except just to other positions of hatch door aperture position, circumferentially layout is provided with linking passage at equal intervals on the conical surface of merging core, extrude the end of passage in one downstream of each linking Channel front end correspondence, linking passage pools output channel in merging core Internal back end, discharged by the discharging opening for the Side Template that discharges.

Description

The rotary plastics fondant filter of inner core
Technical field
The present invention relates to a kind of plastic melt filter, more particularly, to a kind of rotary plastics fondant filter of inner core.
Background technology
The plastic flat filament drawing machine group manufacture, sell both at home and abroad, using at present, plastic round wire wire drawing unit, plastic extrusion Plastic raw materials under film unit, plastic membrane blowing unit, the plastic extruder of the main frame such as plastic calender group, molten condition are in modeling Material extruder melting extrusion must first pass through filter before being molded to die head, and melt filtration structure the most frequently used at present is single cylinder or multi-cylinder Filter structure, all structures of prior art all must often change filter screen, but the filter efficiency of filter screen is relatively low, particularly Using filter screen because impurity is more, is changed during recycled plastics polymers frequently, draping labor intensity is big, wastes raw material and electric energy, adds Cost and unnecessary trouble, when filter screen is changed in shutdown, have a strong impact on normal production.
The content of the invention
In view of the above-mentioned problems, the present invention is intended to provide a kind of rotary plastics fondant filter of inner core, its compact conformation, energy The filter efficiency of filter screen is increased substantially, while being convenient for changing filter screen, normal life is not interfered with during filter screen is changed Production.
The technical scheme is that a kind of rotary plastics fondant filter of inner core, includes the feed end mould of interconnection Plate, intermediate die plate and discharging Side Template, feed end template center are provided with charging aperture, and discharge end template center is provided with discharging Mouthful, the charging Side Template has for the opening hatch door position for changing filter screen at one, between the charging Side Template and intermediate die plate It is provided with the filtering inner core of front end circular conical surface, the filtering inner core front end conical surface and is distributed uniformly and circumferentially oriented lower recess Confession screen pack install filter mesh, each filter mesh be provided with one penetrate along its length filtering inner core downstream Passage is extruded, the filtering inner core is connected with the rotating device for making it be rotated along its center axis, the discharging Side Template Side is fixed with merging core, and merging core front end is except other position edges just to hatch door aperture position on the conical surface, the conical surface of merging core Circumferential layout at equal intervals is provided with linking passage, and the end of passage, linking are extruded in one downstream of each linking Channel front end correspondence Passage pools output channel in merging core Internal back end, is discharged by the discharging opening for the Side Template that discharges.
It is preferred that, the conical cavity being engaged with filtering inner core front end circular conical surface is provided with the inside of the charging Side Template, Conical cavity, which is circumferentially uniformly placed between radial direction isolating bar, the adjacent isolating bar of each two, surrounds a region corresponding to one The filter mesh of individual filtering inner core, conical cavity, which is located at opening hatch door position to be provided with, ensures filtering inner core and charging Side Template Charging runner inside both sealed spacing blocks, charging Side Template spreads along conical cavity into umbrella arranges.
It is preferred that, the size of the opening hatch door position of the charging Side Template is more than a filter mesh and two screen packs The size summation being spaced between hole, and less than the size summation being spaced between two filter mesh and two filter mesh.
It is preferred that, the rotating device includes travelling gear, driving wheel and drive device, and the travelling gear is located at centre Between template and discharging Side Template, filtering inner core rear end and travelling gear connection, drive device pass through active wheel drive driving cog Wheel rotation.
It is preferred that, the discharging Side Template inner surface is provided with the gear storage groove placed for travelling gear, described Merging core is fixed on after discharging Side Template through in the endoporus of travelling gear extrudes channel contact, interflow with filtering the downstream of inner core Core coordinates with interporal lacuna in travelling gear.
It is preferred that, in the filtering core inner downstream extrusion passage length direction with filtering inner core axis direction into The linking length direction of passage and the axis direction of merging core inside one angle, the merging core have angle.
Compact conformation of the present invention, can increase substantially the filter efficiency of filter screen, while being convenient for changing filter screen, change filter screen During do not interfere with normal production.
Brief description of the drawings
Fig. 1 is overall structure diagram of the invention;
Fig. 2 is general assembly explosive view of the invention;
Fig. 3 is charging Side Template in the present invention and the structural representation of filtering inner core assembling;
Fig. 4 is the structural representation of charging Side Template in the present invention;
Fig. 5 is the structural representation of filtering inner core in the present invention;
Fig. 6 is the sectional view in Fig. 5 along A-A directions;
Fig. 7 is the structural representation of merging core in the present invention;
Fig. 8 is the sectional view in Fig. 7 along B-B directions;
Fig. 9 is filtering inner core in the present invention and the structural representation of merging core assembling;
Wherein:1-charging Side Template;2-intermediate die plate;3-discharging Side Template;4-opening hatch door position;5-filtering inner core; 6-filter mesh;Extrude passage in 7-downstream;8-rotating device;9-merging core;10-linking passage;11-output channel; 12-discharging opening;13-conical cavity;14-isolating bar;15-spacing block;16-travelling gear;17-driving wheel;18-drive Dynamic device;19-gear deposits groove;20-charging aperture.
Embodiment
Below in conjunction with the accompanying drawings, the present invention is described in further detail.
As shown in Figures 1 to 9, the invention provides a kind of rotary plastics fondant filter of inner core, including it is connected with each other Charging Side Template 1, intermediate die plate 2 and discharging Side Template 3, charging Side Template 1 is provided centrally with charging aperture 20, and discharge Side Template 3 are provided centrally with discharging opening 12, and the charging Side Template 1 has at one for the opening hatch door position 4 for changing filter screen, the feed end It is provided between template 1 and intermediate die plate 2 on the filtering inner core 5 of front end circular conical surface, the filtering front end conical surface of inner core 5 circumferentially Direction is evenly distributed with the filter mesh 6 of the confession screen pack installation to lower recess, and each filter mesh 6 is provided with one along length Degree direction penetrates the downstream extrusion passage 7 of filtering inner core 5, and the filtering inner core 5, which is connected with, makes it be rotated along its center axis Rotating device 8, discharging Side Template 3 inner side is fixed with merging core 9, and the front end of merging core 9 is the conical surface, the conical surface of merging core 9 It is upper except just to other positions of hatch door aperture position 4, circumferentially layout is provided with linking passage 10 at equal intervals, be each connected passage The end of passage 7 is extruded in 10 front ends, one downstream of correspondence, and linking passage 10 pools output channel in the Internal back end of merging core 9 11, discharged by the discharging opening 12 for the Side Template 3 that discharges.This filter of the present invention, because material is the same time in filter Inside carries out umbrella diffusion type flowing, greatly improves the effective area of filtering, can make nearly twice of effective filtration area lifting, and And it is balanced to be advantageously implemented pressure produced during Flow of Goods and Materials, it is ensured that the minimum controllability of system pressure fluctuation is able to reality It is existing.
It is preferred that, the inner side of charging Side Template 1 is provided with the conical cavity being engaged with the filtering front end circular conical surface of inner core 5 13, conical cavity 13 is circumferentially uniformly placed between radial direction isolating bar 14, the adjacent isolating bar 14 of each two and surrounds an area Domain corresponds to the filter mesh 6 of a filtering inner core 5, and a melt drainage is played a part of in the setting of isolating bar 14, and taper is empty Chamber 13, which is located at opening hatch door position 4 to be provided with, to be ensured filtering inner core 5 and feeds both Side Templates 1 sealedly spacing block 15, is entered Expect that the charging runner inside Side Template 1 spreads along conical cavity 13 into umbrella to arrange.
It is preferred that, the size of the opening hatch door position 4 of the charging Side Template 1 is more than a filter mesh 6 and two mistakes The size summation being spaced between opening of sieve 6, and it is total less than the size being spaced between two filter mesh 6 and two filter mesh 6 With.Ensure the one complete filter mesh 6 of correspondence of opening hatch door position 4, facilitate the replacing of filter screen.
It is preferred that, the rotating device 8 includes travelling gear 16, driving wheel 17 and drive device 18, the travelling gear 16 are located between intermediate die plate 2 and discharging Side Template 3, and filtering inner core 5 rear end connects through intermediate die plate 2 followed by travelling gear 16 Connect, drive device 18 drives travelling gear 16 to rotate by driving wheel 17, the discharging inner surface of Side Template 3 is provided with for passing The gear storage groove 19 that moving gear 16 is placed, the merging core 9 is fixed on after discharging Side Template 3 through the interior of travelling gear 16 The downstream extrusion passage 7 of Kong Zhongyu filtering inner cores 5 is contacted, and merging core 9 coordinates with interporal lacuna in travelling gear 16 so that overall knot Structure more tightly gathers.
It is preferred that, the axis side of the length direction and filtering inner core 5 of the downstream extrusion passage 7 inside the filtering inner core 5 To having angle, the axis direction of the length direction and merging core 9 of the linking passage 10 inside the merging core 9 has angle. Both angle actually preferred scope between 20 ° to 70 °, it is necessary to ensure that the linking front end inlet of passage 10 and downstream extrusion are logical The end outlet in road 7 is reached the standard grade positioned at same circumference.
In use, plastic melt is entered by the charging aperture 20 at the center of charging Side Template 1, flow into and filter by conical cavity 13 In mesh 6, downstream is entered after filter screen filtration and extrudes passage 7, and to converge to output logical via the linking passage 10 of merging core 9 In road 11, finally discharged by discharging opening 12, inner core 5 is filtered in the process rotation is kept in the presence of rotating device 8, when need When changing filter screen, only it need to suspend rotation, it would be desirable to which the filter screen of replacing is turned at opening hatch door position 4, corresponding conjunction at this Flow without linking passage 10 on core 9, therefore downstream extrusion passage 7 end on inner core 5 is filtered at this and be in closed state, in it The melt in portion will not flow back, and facilitate the replacing of filter screen, while when changing filter screen, remaining downstream extrusion is logical in filtering inner core 5 Road 7 is in the state with being connected the connection of passage 10, and whole fondant filter is in running order, does not influence production, filters simultaneously Efficiency high.
It is described above, be only the better embodiment of the present invention, any formal limitation not made to invention, it is every according to According to the technical principle of the present invention to any simple modification made for any of the above embodiments, equivalent variations or modification, the present invention is still fallen within In the range of technical scheme.

Claims (6)

1. a kind of rotary plastics fondant filter of inner core, it is characterised in that:Charging Side Template including interconnection(1), in Between template(2)With discharging Side Template(3), feed Side Template(1)It is provided centrally with charging aperture(20), discharge Side Template(3)Center It is provided with discharging opening(12), the charging Side Template(1)There is the opening hatch door position for changing filter screen at one(4), the charging Side Template(1)And intermediate die plate(2)Between be provided with the filtering inner core of front end circular conical surface(5), the filtering inner core(5)Front-end-cone The filter mesh that the confession screen pack of oriented lower recess is installed is distributed uniformly and circumferentially on face(6), each filter mesh(6) It is provided with one and penetrates filtering inner core along its length(5)Downstream extrusion passage(7), the filtering inner core(5)Being connected with makes Its rotating device rotated along its center axis(8), the discharging Side Template(3)Inner side is fixed with merging core(9), merging core (9)Front end is the conical surface, merging core(9)The conical surface on remove just to hatch door aperture position(4)Other positions circumferentially cloth at equal intervals Office is provided with linking passage(10), each it is connected passage(10)One downstream extrusion passage of front end correspondence(7)End, linking is logical Road(10)In merging core(9)Internal back end pools output channel(11), pass through the Side Template that discharges(3)Discharging opening(12)Row Go out.
2. the rotary plastics fondant filter of inner core according to claim 1, it is characterised in that:The charging Side Template (1)Inner side is provided with and filtering inner core(5)The conical cavity that front end circular conical surface is engaged(13), conical cavity(13)It is circumferentially equal It is even to be placed with radial direction isolating bar(14), the adjacent isolating bar of each two(14)Between surround a region corresponding to one filtering in Core(5)Filter mesh(6), conical cavity(13)Positioned at opening hatch door position(4)Place, which is provided with, to be ensured to filter inner core(5)With enter Expect Side Template(1)Both sealed spacing blocks(15), feed Side Template(1)Internal charging runner is along conical cavity(13)Into umbrella Shape diffusion arrangement.
3. the rotary plastics fondant filter of inner core according to claim 1 or 2, it is characterised in that:The feed end mould Plate(1)Opening hatch door position(4)Size be more than filter mesh(6)With two filter mesh(6)Between the chi that is spaced Very little summation, and less than two filter mesh(6)With two filter mesh(6)Between the size summation that is spaced.
4. the rotary plastics fondant filter of inner core according to claim 1, it is characterised in that:The rotating device(8) Including travelling gear(16), driving wheel(17)And drive device(18), the travelling gear(16)Positioned at intermediate die plate(2)With go out Expect Side Template(3)Between, filter inner core(5)Rear end and travelling gear(16)Connection, drive device(18)Pass through driving wheel(17) Drive travelling gear(16)Rotation.
5. the rotary plastics fondant filter of inner core according to claim 4, it is characterised in that:The discharging Side Template (3)Inner surface, which is provided with, supplies travelling gear(16)The gear storage groove of placement(19), the merging core(9)It is fixed on discharging Side Template(3)Travelling gear is passed through afterwards(16)Endoporus in filtering inner core(5)Downstream extrusion passage(7)Contact, merging core (9)With travelling gear(16)Interior interporal lacuna coordinates.
6. the rotary plastics fondant filter of inner core according to claim 1, it is characterised in that:The filtering inner core(5) Internal downstream extrusion passage(7)Length direction with filtering inner core(5)Axis direction have angle, the merging core(9) Internal linking passage(10)Length direction and merging core(9)Axis direction have angle.
CN201710383875.8A 2017-05-26 2017-05-26 Inner core rotary plastic melt filter Active CN107081892B (en)

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Application Number Priority Date Filing Date Title
CN201710383875.8A CN107081892B (en) 2017-05-26 2017-05-26 Inner core rotary plastic melt filter

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Application Number Priority Date Filing Date Title
CN201710383875.8A CN107081892B (en) 2017-05-26 2017-05-26 Inner core rotary plastic melt filter

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CN107081892A true CN107081892A (en) 2017-08-22
CN107081892B CN107081892B (en) 2022-12-20

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107856274A (en) * 2017-10-09 2018-03-30 浙江精诚模具机械有限公司 Screw rod material-absorbing type automatically cleaning continuous filter
CN109849299A (en) * 2018-12-24 2019-06-07 浙江精诚模具机械有限公司 Built-in shunting block insert type filter

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2188013Y (en) * 1993-11-23 1995-01-25 严益民 Umbrella sector molten liquid filter
JP2004167734A (en) * 2002-11-18 2004-06-17 Seiko Epson Corp Liquid ejector
CN101602249A (en) * 2009-07-01 2009-12-16 梁斌 The revolving filter that is used for purifying fusant of plastic extrusion system
CN103213268A (en) * 2013-04-27 2013-07-24 浙江精诚模具机械有限公司 Meshing transmission filter for purifying fondant of plastic extrusion system
CN103452712A (en) * 2013-08-30 2013-12-18 天津博信汽车零部件有限公司 Air filter of automobile engine
CN205948694U (en) * 2016-07-14 2017-02-15 深圳坤易泰建材有限公司 Concrete admixture's composite system
CN206718429U (en) * 2017-05-26 2017-12-08 浙江精诚模具机械有限公司 The rotary plastics fondant filter of inner core

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2188013Y (en) * 1993-11-23 1995-01-25 严益民 Umbrella sector molten liquid filter
JP2004167734A (en) * 2002-11-18 2004-06-17 Seiko Epson Corp Liquid ejector
CN101602249A (en) * 2009-07-01 2009-12-16 梁斌 The revolving filter that is used for purifying fusant of plastic extrusion system
CN103213268A (en) * 2013-04-27 2013-07-24 浙江精诚模具机械有限公司 Meshing transmission filter for purifying fondant of plastic extrusion system
CN103452712A (en) * 2013-08-30 2013-12-18 天津博信汽车零部件有限公司 Air filter of automobile engine
CN205948694U (en) * 2016-07-14 2017-02-15 深圳坤易泰建材有限公司 Concrete admixture's composite system
CN206718429U (en) * 2017-05-26 2017-12-08 浙江精诚模具机械有限公司 The rotary plastics fondant filter of inner core

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107856274A (en) * 2017-10-09 2018-03-30 浙江精诚模具机械有限公司 Screw rod material-absorbing type automatically cleaning continuous filter
CN107856274B (en) * 2017-10-09 2024-02-20 浙江精诚模具机械有限公司 Screw rod suction type self-cleaning continuous filter
CN109849299A (en) * 2018-12-24 2019-06-07 浙江精诚模具机械有限公司 Built-in shunting block insert type filter
CN109849299B (en) * 2018-12-24 2024-04-09 浙江精诚模具机械有限公司 Built-in split-flow insert type filter

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