CN204844797U - Multistage coaxial alternating expression extrusion molding device - Google Patents
Multistage coaxial alternating expression extrusion molding device Download PDFInfo
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- CN204844797U CN204844797U CN201520524366.9U CN201520524366U CN204844797U CN 204844797 U CN204844797 U CN 204844797U CN 201520524366 U CN201520524366 U CN 201520524366U CN 204844797 U CN204844797 U CN 204844797U
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Abstract
The utility model relates to a multistage coaxial alternating expression extrusion molding device, including barrel, ring flange, extrude aircraft nose, taper blade axle, tight pulley, swiveling wheel, hopper, runner transmission shaft, first and second radial bearing, first and the 2nd thrust bearing, first and second gear, first and secondary drive mechanism, first and second motor and stand, characteristics are that the left side of the right side and the swiveling wheel of tight pulley forms crisscross cooperation, thereby it forms multistage circumference extrusion molding district and multistage terminal surface extrusion molding district to be equipped with multistage circumference screw channel group and multistage terminal surface screw channel group at the cooperation position in proper order from the excircle centering, multistage circumference screw channel group and multistage terminal surface screw channel group be alternative in proper order to form the smashing of material, grind, the extrusion, shear, mixed and transport runner, the intercommunication is organized with the first order circumference screw channel on the outer cylinder of swiveling wheel to the discharge gate of hopper. Its advantage does: the qualities of the plastify of material are improved and output, having overcome screw rod extruding machine screw rod cantilever beam problem, machine construction simplifies, and length is short, makes, the operation and maintenance is with low costs.
Description
Technical field
The utility model relates to a kind of mill pressure to various inorganic material, macromolecular material, pulverizing, the mixing and equipment extruded, particularly relates to a kind of multi-stage coaxial alternating expression extrusion moulding apparatus, belongs to material mill pressure, pulverizes, mixing and extrusion molding equipment technology field.
Background technology
In the industrial circle such as rubber, plastics, mill pressure, mixing, extrusion shaping machine are visual plants.Common singe screw extruding machine, the function of pulverizing, shear and grinding pressure to material is limited, and multiple screw extruder is cantilever beam structure from a structural point, often easy because of self gravitation, material vertically and the reason of radial thrust cause the friction and wear with machine barrel, especially when material carry out brute force grind time, this shortcoming is given prominence to especially.
For overcoming the deficiency of screw machine, part machine is had to adopt abrasive disk type structure to reach pulverizing and extrusion molding object.
" a kind of Ginding disc type high-speed extruder " disclosed in Chinese patent CN03102852, adopts screw pump version in fixing transportation section, have employed mill version at material extension melt zone, adopts volute pump structure at melt conveying zone.
In Chinese patent ZL95242817.2 " Mechanico-chemical reactor ", have employed more than one pair of fixing mill and rotary grinding disk, material can be made man-hour to be subject to powerful extruding and shear action adding.
In " a kind of disk extruding machine " disclosed in US Patent No. 3262154, have employed a pair large diameter mill and material is pulverized and extrudes, then carry out melt Conveying at axle center place with a screw rod.
Above to illustrate, all have employed mill version, material has all carried out the functions such as grinding, pulverizing and plasticizing by abrasive disk space, although configurations, but all do not overcome the problem and shortage of traditional mill extrusion apparatus, Flow of Goods and Materials resistance is large, and plasticizing effect is undesirable, and power consumption is large.
Chinese patent CN203916780U discloses " a kind of mill structure of Ball-stirring mill ", and it utilizes the centrifugal force charging rotated, and inside and outside mill tube all has loop configuration and tortuous passageway, enhances the mixing of material, makes material can experience extruding fully and grinding.But because it does not have end face mill pressure and crushing function, its extruding, pulverizing and abrasive power are limited, be not suitable for powerful smashing and mill pressure; And its restricted application, superfine-material can only be applicable to and pulverize and grinding, to the material of a lot of normal granulometry and comparatively coarse granule material all cannot process.
Chinese patent CN101890799B " combined impeller abrasive disk type extrusion plasticizing method and device " has adopted a kind of structure multiple fixing impeller abrasive disk and rotary blade mill are superimposed and staggered, make material when by multiple staggered mill gap and blade material passing passage, by mixing step by step, fragmentation, grinding and softening, improve plasticizing quality, but this kind of structure too complex, manufacturing cost and use cost is all too high, and axial dimension is still very large.
Summary of the invention
The purpose of this utility model overcomes the deficiencies in the prior art and provides a kind of multi-stage coaxial alternating expression extrusion moulding apparatus, improve plasticizing quality and the output of material, both multiple screw extruder screw rod cantilever beam problem can have been overcome, possesses again disc type extruding machine advantage, machine construction simplifies, length is short, manufactures, operation and maintenance cost is low.
In order to achieve the above object, the utility model realizes like this, its a kind of multi-stage coaxial alternating expression extrusion moulding apparatus, comprises machine barrel, ring flange, extruder head, taper blade axle, fast pulley, swiveling wheel, hopper, runner power transmission shaft, the first radial bearing, the second radial bearing, the first thrust bearing, the second thrust bearing, the first gear, the second gear, the first transmission mechanism, the second transmission mechanism, the first motor, the second motor and stand, wherein, described machine barrel, ring flange, extruder head, taper blade axle, fast pulley, swiveling wheel and runner power transmission shaft coaxial, machine barrel is sleeved on outside fast pulley and swiveling wheel, the relative fast pulley of described swiveling wheel and machine barrel can rotate, described fast pulley is connected and fixed by ring flange and extruder head, the centre bore of fast pulley is communicated with extruder head, described hopper is arranged on machine barrel, swiveling wheel and runner power transmission shaft are fixed together, described runner power transmission shaft is by the first radial bearing group, location installed by first thrust bearing and stand, described taper blade axle is arranged in the endoporus of runner power transmission shaft by the second radial bearing group, taper blade axle is by the second radial bearing group, location installed by second thrust bearing and stand, described first driven by motor first transmission mechanism rotates, described first transmission mechanism is rotated by the second gear driven taper blade axle, described second driven by motor second transmission mechanism rotates, described second transmission mechanism is rotated by the first gear driven runner power transmission shaft and swiveling wheel, it is characterized in that the right side of described fast pulley and the left side of swiveling wheel form staggered cooperation, the outside cylinder of swiveling wheel is provided with first order circumference screw channel group, to be provided with multistage circumference screw channel group and multistage end face screw channel group successively from cylindrical to center at matching part thus to form multistage circumference extrusion molding district and multistage end face extrusion molding district, multistage circumference screw channel group and multistage end face screw channel group alternately formed successively material pulverizing, grinding, extruding, shearing, mix and conveying flow passage, the discharging opening of described hopper is communicated with first order circumference screw channel group.
Evagination plane of a loop, interior circular hole, annular concave plane, path external cylindrical surface, interior annular convex flat face and centre bore is provided with on the right side of described fast pulley; Described annular concave plane is provided with the helicla flute of more than three; Circular hole and central fovea plane of a loop in outer scrobicular ring plane, central diameter external cylindrical surface, convex annular plane, path is provided with on the swiveling wheel left side; Described first order circumference screw channel group is made up of the circumference screw channel of more than three, the outer scrobicular ring plane of described swiveling wheel is provided with the end face helicla flute of more than three, described swiveling wheel central diameter external cylindrical surface is provided with the excircle screw channel group of more than three, circular hole is provided with the inner periphery screw channel group of more than three in described swiveling wheel path, described swiveling wheel central fovea plane of a loop is provided with the helicla flute of more than three; Described swiveling wheel circumference screw channel group becomes first order circumference extrusion molding district with circle hole shape in machine barrel, the excircle screw channel group of described swiveling wheel becomes circumference extrusion molding district, the second level with the interior circle hole shape of fast pulley, and the path outside cylinder on the inner periphery screw channel group of described swiveling wheel and fast pulley forms third level circumference extrusion molding district; End face helicla flute screw channel group on the outer ring concave plane of described swiveling wheel and the evagination plane of a loop of fast pulley form first order end face extrusion molding district, screw channel group on the annular concave plane of described fast pulley and the convex annular plane of swiveling wheel form end face extrusion molding district, the second level, and the interior annular convex flat face of the helicla flute on the central fovea plane of a loop of described swiveling wheel and fast pulley forms third level end face extrusion molding district.
In the technical program, the rotation direction of adjacent secondary end face screw channel group is contrary, first order end face screw channel group on the outer ring concave plane of i.e. swiveling wheel is contrary with the second level end face screw channel group rotation direction on the annular concave plane of fast pulley, second level end face screw channel group on the annular concave plane of fast pulley is contrary with the third level end face helicla flute rotation direction on the central fovea plane of a loop of swiveling wheel, but the first order end face screw channel group be located on swiveling wheel is identical with third level end face screw channel group rotation direction.
First order excircle screw channel group on described swiveling wheel is identical with second level excircle screw channel group rotation direction, but all contrary with third level inner periphery screw channel group rotation direction.
In described swiveling wheel large footpath outside cylinder, central diameter outside cylinder and path, circular hole can be cylindrical, also can be taper shape, and the corresponding part on the fast pulley matched with them also should be cylindrical or conical mutually.
Compared with prior art, tool has the following advantages the utility model:
1, fast pulley and the staggered cooperation of swiveling wheel, from cylindrical to center, be provided with multistage circumference screw channel group and multistage end face screw channel group, circumference screw channel group and end face screw channel group are alternately arranged successively, form the material channel of staggered complications, are conducive to the mixing of material, blending;
2, owing to having multistage screw channel group, and every one-level screw channel group has many screw channels, both extended material channel, and end face screw channel group and circumference screw channel group can be utilized again to carry out powerful smashing, grinding, extruding, shearing and mixing to material, efficiency and Grinding Quality can be significantly improved;
3, because swiveling wheel endoporus and cylindrical have screw channel group, longer screw channel passage can be formed with shorter axial length, fully meet the requirement of material extrusion process to screw rod runner relative length; Simultaneously because flow direction of material in the inside and outside round screw channel group of swiveling wheel is just in time contrary at axis direction, very most of axial force of cancelling out each other, reduces the axially loaded of bearing;
4, swiveling wheel end face screw channel group is contrary with fast pulley end face screw channel group rotation direction, and end face screw channel group is distributed on swiveling wheel and fast pulley respectively in addition, further strengthens the mixing of material, mass transfer and heat transfer, improves quality of item;
5, improve plasticizing quality and the output of material, both can overcome multiple screw extruder screw rod cantilever beam problem, and possess again disc type extruding machine advantage, machine construction simplifies, and length is short, manufactures, operation and maintenance cost is low, compact conformation, simple, axial dimension is little, manufactures, operation and maintenance cost is low.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model fast pulley;
Fig. 3 is the A-A sectional view of Fig. 2;
Fig. 4 is the structural representation of the utility model swiveling wheel;
Fig. 5 is the left view of the utility model swiveling wheel;
Fig. 6 is the front view of the utility model swiveling wheel;
Fig. 7 is the structural representation that fast pulley coordinates with swiveling wheel.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described further.It should be noted that at this, the explanation for these embodiments understands the utility model for helping, but does not form restriction of the present utility model.In addition, if below in described each embodiment of the utility model involved technical characteristic do not form conflict each other and just can be combined with each other.
In the utility model describes, orientation or the position relationship of the instruction such as term "left", "right" are based on orientation shown in the drawings or position relationship, it is only the utility model instead of require that the utility model with specific azimuth configuration and operation, therefore can not must be interpreted as restriction of the present utility model for convenience of description.
In description of the present utility model, term " first " and " second " only for describing object, and can not be interpreted as instruction or hint relative importance.
As shown in Fig. 1 to 7, it is a kind of multi-stage coaxial alternating expression extrusion moulding apparatus, comprises machine barrel 1, ring flange 3, extruder head 4, taper blade axle 5, heat resistant joint ring 6, fast pulley 7, swiveling wheel 8, hopper 9, runner power transmission shaft 11, first radial bearing group 12, first gear 13, first thrust bearing 14, second gear 15, first transmission mechanism 16, first motor 17, second thrust bearing 18, stand 19, second transmission mechanism 20, second motor 21 and the second radial bearing group 22.
Wherein, described machine barrel 1, ring flange 3, extruder head 4, fast pulley 7, swiveling wheel 8, element coaxial such as runner power transmission shaft 11 grade, machine barrel 1 is sleeved on outside fast pulley 7 and swiveling wheel 8, described fast pulley 7 is fixedly connected with machine barrel 1 by bolt group, described swiveling wheel 8 relatively fast pulley 7 can rotate, fast pulley 7 is linked together with ring flange 3 by the first countersunk head fitting bolt group 2, and ring flange 3 and extruder head 4 are connected and fixed, the centre bore 76 of fast pulley 7 is communicated with extruder head 4, swiveling wheel 8 is fixed together with runner power transmission shaft 11 by the second countersunk head fitting bolt group 10, described runner power transmission shaft 11 is by the first radial bearing group 12, location installed by first thrust bearing 14 and stand 19, described taper blade axle 5 is arranged in the endoporus of runner power transmission shaft 11 by the second radial bearing group 22, taper blade axle 5 is by the second radial bearing group 22, location installed by second thrust bearing 18 and stand 19, described first motor 17 drives the first transmission mechanism 16 to rotate, described first transmission mechanism 16 drives taper blade axle 5 to rotate by the second gear 15, described second motor 21 drives the second transmission mechanism 20 to rotate, described second transmission mechanism 20 drives runner power transmission shaft 11 and swiveling wheel 8 to rotate by the first gear 13,
The right side of described fast pulley 7 coordinates with the left side of swiveling wheel 8 is staggered, the outside cylinder 80 of swiveling wheel 8 is provided with first order circumference screw channel group 801, multistage circumference screw channel group and multistage end face screw channel group is provided with on a mating successively from cylindrical to center, form multistage circumference extrusion molding district and multistage end face extrusion molding district respectively, circumference screw channel group and end face screw channel group alternately formed successively material pulverizing, grinding, extruding, shearing, mix and conveying flow passage; Hopper 9 is arranged on machine barrel 1, and the discharging opening of hopper 9 is communicated with the first order circumference screw channel group 801 on swiveling wheel 8 large footpath external cylindrical surface 80.
In the present embodiment, be provided with evagination plane of a loop 71, interior circular hole 72, annular concave plane 73, path external cylindrical surface 74, interior annular convex flat face 75 and centre bore 76 on the right side of described fast pulley 7, be provided with five end face screw channel groups 731 in described annular concave plane 73.
Described swiveling wheel 8 is provided with large footpath external cylindrical surface 80, is provided with circular hole 84 and central fovea plane of a loop 85 in outer scrobicular ring plane 81, central diameter external cylindrical surface 82, convex annular plane 83, path on swiveling wheel 8 left side; Described large footpath external cylindrical surface 80 is provided with 14 circumference screw channel groups 801, outer scrobicular ring plane 81 is provided with five end face helicla flutes 811, central diameter external cylindrical surface 82 is provided with 14 excircle screw channel groups 821, circular hole 84 is provided with 14 inner periphery screw channel groups 841 in path, central fovea plane of a loop 85 is provided with four end face helicla flutes 851.
In every grade of circumference screw channel group of above-mentioned fast pulley 7 and swiveling wheel 8 and end face screw channel group, the quantity of screw channel can be determined according to actual conditions, can be three, four, five or more bars.
In the present embodiment, the first order excircle screw channel group 801 of described swiveling wheel 8 becomes first order circumference extrusion molding district with circle hole shape in machine barrel 1, the second level excircle screw channel group 821 of swiveling wheel 8 forms circumference extrusion molding district, the second level with circular hole 72 in fast pulley 7, and the third level inner periphery screw channel group 841 in swiveling wheel 8 path on circular hole 84 forms third level circumference extrusion molding district with the path outside cylinder 74 on fast pulley 7.
In the present embodiment, end face screw channel 811(on the outer ring concave plane 81 of described swiveling wheel 8 rotates screw channel group) form first order end face extrusion molding district with the evagination plane of a loop 71 on fast pulley 7, end face screw channel 731(on the annular concave plane 73 of fast pulley 7 is fixing screw channel group) form end face extrusion molding district, the second level with the convex annular plane 83 of swiveling wheel 8, the end face helicla flute 851(on the central fovea plane of a loop 85 of swiveling wheel 8 rotates screw channel group) form third level end face extrusion molding district with the interior annular convex flat face 75 of fast pulley 7.
In the present embodiment, the rotation direction of adjacent secondary end face screw channel group is contrary, namely the first order end face screw channel 811 on described swiveling wheel 8 outer ring concave plane 81 is contrary with second level end face screw channel 731 rotation direction be positioned on fast pulley 7 and annular concave plane 73, second level end face screw channel 731 on the annular concave plane 73 of described fast pulley 7 is contrary with third level end face screw channel 851 rotation direction be positioned on swiveling wheel 8 central fovea plane of a loop 85, but first order end face screw channel 811 on swiveling wheel 8 is identical with third level end face screw channel 851 rotation direction.
In the present embodiment, the first order excircle screw channel group 801 on described swiveling wheel 8 is identical with second level excircle screw channel group 821 rotation direction, but all contrary with third level inner periphery screw channel group 841 rotation direction.
In the present embodiment, in the large footpath outside cylinder 80 of described swiveling wheel 8, central diameter outside cylinder 82 and path, circular hole 84 can be cylindrical, and also can be taper shape, the corresponding part on the fast pulley 7 matched with them also should be cylindrical or conical mutually.
In the present embodiment, on the evagination plane of a loop 71 of described fast pulley 7, interior circular hole 72, path external cylindrical surface 74, interior annular convex flat face 75 and swiveling wheel 8, annular convex flat face 83 all has comparatively large roughness, object is increasing friction force, is more conducive to the upset of material in screw channel, mixing and melting.
In the present embodiment, be provided with electric heating system to heating material in the inside of described fast pulley 7 and swiveling wheel 8, because internal electrical heating technique has developed very perfect, and and non-invention core content, therefore all omitted in the machine structural representation and component structural schematic diagram, do not draw.
During work, when swiveling wheel 8 rotates, material in hopper 9 can enter in the first order circumference screw channel group 801 of swiveling wheel 8 under Gravitative Loads, move forward under spiral shell rib promotes, produce between material and machine barrel 1 and rub and extrude, then first order end face extrusion molding district is entered, material is while screw channel movement, rub and extrude with having to produce compared with the evagination plane of a loop 71 of the fast pulley 7 of large roughness, enter circumference extrusion molding district, the second level again, then end face extrusion molding district, the second level is entered, then, enter third level circumference extrusion molding district again, enter third level end face extrusion molding district again, finally, under taper blade axle 5 promotes, extruder head 4 is entered again after entering centre bore 76.
Whole Flow of Goods and Materials course is followed successively by: first order circumference screw channel group 801(rotates)---first order end face screw channel 811(rotates)---second level excircle screw channel group 831(rotates)---second level end face screw channel 731(fixes)---third level (interior) circumference screw channel group 841(rotates)---third level end face screw channel 851(rotates)---the centre bore 76---extruder head 4 of fast pulley.
Below by reference to the accompanying drawings detailed description is made to embodiment of the present utility model, but the utility model is not limited to described embodiment.For the ordinary skill in the art, carry out multiple change, amendment, replacement and distortion when not departing from principle of the present utility model and aim to these embodiments still to fall within protection domain of the present utility model.
Claims (5)
1. a multi-stage coaxial alternating expression extrusion moulding apparatus, comprises machine barrel (1), ring flange (3), extruder head (4), taper blade axle (5), fast pulley (7), swiveling wheel (8), hopper (9), runner power transmission shaft (11), the first radial bearing (12), the second radial bearing (22), the first thrust bearing (14), the second thrust bearing (18), the first gear (13), the second gear (15), the first transmission mechanism (16), the second transmission mechanism (20), the first motor (17), the second motor (21) and stand (19), wherein, described machine barrel (1), ring flange (3), extruder head (4), taper blade axle (5), fast pulley (7), swiveling wheel (8) and runner power transmission shaft (11) are coaxially, machine barrel (1) is sleeved on fast pulley (7) and swiveling wheel (8) outward, described swiveling wheel (8) relatively fast pulley (7) and machine barrel (1) can rotate, described fast pulley (7) is connected and fixed by ring flange (3) and extruder head (4), the centre bore of fast pulley (7) is communicated with extruder head (4), described hopper (9) is arranged on machine barrel (1), swiveling wheel (8) and runner power transmission shaft (11) are fixed together, described runner power transmission shaft (11) is by the first radial bearing group (12), location installed by first thrust bearing (14) and stand (19), described taper blade axle (5) is arranged in the endoporus of runner power transmission shaft (11) by the second radial bearing group (22), taper blade axle (5) is by the second radial bearing group (22), location installed by second thrust bearing (18) and stand (19), described first motor (17) drives the first transmission mechanism (16) to rotate, described first transmission mechanism (16) drives taper blade axle (5) to rotate by the second gear (15), described second motor (21) drives the second transmission mechanism (20) to rotate, described second transmission mechanism (20) drives runner power transmission shaft (11) and swiveling wheel (8) to rotate by the first gear (13), it is characterized in that the right side of described fast pulley (7) and the left side of swiveling wheel (8) form staggered cooperation, the outside cylinder (80) of swiveling wheel (8) is provided with first order circumference screw channel group (801), to be provided with multistage circumference screw channel group and multistage end face screw channel group successively from cylindrical to center at matching part thus to form multistage circumference extrusion molding district and multistage end face extrusion molding district, multistage circumference screw channel group and multistage end face screw channel group alternately formed successively material pulverizing, grinding, extruding, shearing, mix and conveying flow passage, the discharging opening of described hopper (9) is communicated with first order circumference screw channel group (801).
2. multi-stage coaxial alternating expression extrusion moulding apparatus according to claim 1, is characterized in that being provided with evagination plane of a loop (71), interior circular hole (72), annular concave plane (73), path external cylindrical surface (74), interior annular convex flat face (75) and centre bore (76) on the right side of described fast pulley (7); Described annular concave plane (73) is provided with the helicla flute (731) of more than three; Circular hole (84) and central fovea plane of a loop (85) in outer scrobicular ring plane (81), central diameter external cylindrical surface (82), convex annular plane (83), path is provided with on swiveling wheel (8) left side; Described first order circumference screw channel group (801) is made up of the circumference screw channel of more than three, the outer scrobicular ring plane (81) of described swiveling wheel (8) is provided with the end face helicla flute (811) of more than three, described swiveling wheel (8) central diameter external cylindrical surface (82) is provided with the excircle screw channel group (821) of more than three, circular hole (84) is provided with the inner periphery screw channel group (841) of more than three in described swiveling wheel (8) path, described swiveling wheel (8) central fovea plane of a loop (85) is provided with the helicla flute (851) of more than three; Described swiveling wheel (8) circumference screw channel group (801) becomes first order circumference extrusion molding district with machine barrel (1) interior circle hole shape, the excircle screw channel group (821) of described swiveling wheel (8) and the interior circular hole (72) of fast pulley (7) form circumference extrusion molding district, the second level, and the inner periphery screw channel group (841) of described swiveling wheel (8) forms third level circumference extrusion molding district with the path outside cylinder (74) on fast pulley (7); End face helicla flute screw channel group (811) on the outer ring concave plane (81) of described swiveling wheel (8) forms first order end face extrusion molding district with the evagination plane of a loop (71) of fast pulley (7), screw channel group (731) on the annular concave plane (73) of described fast pulley (7) forms end face extrusion molding district, the second level with the convex annular plane (83) of swiveling wheel (8), and the helicla flute (851) on the central fovea plane of a loop (85) of described swiveling wheel (8) forms third level end face extrusion molding district with the interior annular convex flat face (75) of fast pulley (7).
3. multi-stage coaxial alternating expression extrusion moulding apparatus according to claim 2, it is characterized in that the rotation direction of adjacent secondary end face screw channel group is contrary, first order end face screw channel group (811) on the outer ring concave plane (81) of i.e. swiveling wheel (8) is contrary with second level end face screw channel group (731) rotation direction on the annular concave plane (73) of fast pulley (7), second level end face screw channel group (731) on the annular concave plane (73) of fast pulley (7) is contrary with third level end face helicla flute (851) rotation direction on the central fovea plane of a loop (85) of swiveling wheel (8), but first order end face screw channel group (811) be located on swiveling wheel (8) is identical with third level end face screw channel group (851) rotation direction.
4. multi-stage coaxial alternating expression extrusion moulding apparatus according to claim 2, it is characterized in that first order excircle screw channel group (801) on described swiveling wheel (8) is identical with second level excircle screw channel group (821) rotation direction, but all contrary with third level inner periphery screw channel group (841) rotation direction.
5. multi-stage coaxial alternating expression extrusion moulding apparatus according to claim 2, it is characterized in that in large footpath outside cylinder (80) of described swiveling wheel (8), central diameter outside cylinder (82) and path, circular hole (84) can be cylindrical, also can be taper shape, the corresponding part on the fast pulley (7) matched with them also should be cylindrical or conical mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520524366.9U CN204844797U (en) | 2015-07-20 | 2015-07-20 | Multistage coaxial alternating expression extrusion molding device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520524366.9U CN204844797U (en) | 2015-07-20 | 2015-07-20 | Multistage coaxial alternating expression extrusion molding device |
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| CN204844797U true CN204844797U (en) | 2015-12-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105109012A (en) * | 2015-07-20 | 2015-12-02 | 顺德职业技术学院 | Multistage coaxial alternating type extrusion device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105109012A (en) * | 2015-07-20 | 2015-12-02 | 顺德职业技术学院 | Multistage coaxial alternating type extrusion device |
| CN105109012B (en) * | 2015-07-20 | 2017-09-26 | 顺德职业技术学院 | Multi-stage coaxial alternating expression extrusion moulding apparatus |
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