CN214820676U - Water-cooled parallel equidirectional double-screw extruder for polypropylene plastic particles - Google Patents
Water-cooled parallel equidirectional double-screw extruder for polypropylene plastic particles Download PDFInfo
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- CN214820676U CN214820676U CN202121602154.XU CN202121602154U CN214820676U CN 214820676 U CN214820676 U CN 214820676U CN 202121602154 U CN202121602154 U CN 202121602154U CN 214820676 U CN214820676 U CN 214820676U
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Abstract
The utility model discloses a parallel syntropy twin-screw extruder of water-cooled polypropylene plastic granules, the on-line screen storage device comprises a base, the base top is equipped with the extruder body, extruder body one end fixedly connected with output end, output end one side is through screw fixedly connected with extrusion die board, the shaping hole has been seted up on the extrusion die board surface, extruder body one side is equipped with water-cooling mechanism, water-cooling mechanism includes the header tank, header tank bottom fixedly connected with support frame. The utility model discloses an external cooling water circulating device pours into the cooling water and fills full water cooling incasement inner space gradually from casing bottom down via the raceway, and unnecessary water then overflows from the spillway hole at last casing top and flows into the header tank in, leads to external cooling water circulating device via the drain pipe at last, through mutually supporting of water cooling case and header tank, forms the cyclic feeding of cooling water, has improved the utilization ratio of cooling water to manufacturing cost has been reduced.
Description
Technical Field
The utility model relates to a plastics production facility technical field, concretely relates to water-cooled polypropylene plastic granules parallel syntropy double screw extruder.
Background
The screw extruder depends on the pressure and the shearing force generated by the rotation of the screw, so that materials can be fully plasticized and uniformly mixed and are molded through a neck mold. Plastics extruders can be largely classified into twin-screw extruders, single-screw extruders and, less frequently, multi-screw extruders and also screwless extruders.
In the production process of polypropylene plastics, strip materials extruded by an extruder need to be cooled and shaped, and common cooling modes are wind cooling and water cooling, wherein the water cooling mode is more common.
The existing water-cooled polypropylene plastic particle extruder on the market mostly pulls the extruded strip-shaped materials to a water pool for cooling and shaping, the cooling water consumption is large, effective cyclic utilization cannot be carried out, the utilization rate of the cooling water is low, and further the production cost is increased.
Therefore, it is necessary to develop a water-cooled parallel co-rotating twin-screw extruder for polypropylene plastic granules to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a parallel syntropy twin-screw extruder of water-cooled polypropylene plastic granules to the strip material that the current water-cooled polypropylene plastic granules extruder on the market in solving the technique is mostly will be extruded is drawn and is cooled off in the pond and stereotypes, and the cooling water quantity is great and can not carry out effectual cyclic utilization, and the utilization ratio of cooling water is lower, and then leads to the problem of manufacturing cost increase.
In order to achieve the above object, the present invention provides the following technical solutions: a water-cooled polypropylene plastic particle parallel co-rotating twin-screw extruder, which comprises a base, wherein the top of the base is provided with an extruder body, one end of the extruder body is fixedly connected with an output end, one side of the output end is fixedly connected with an extrusion template through a screw, the surface of the extrusion template is provided with a molding hole, one side of the extruder body is provided with a water cooling mechanism, the water cooling mechanism comprises a water collecting tank, the bottom of the water collecting tank is fixedly connected with a supporting frame, a water cooling tank is arranged in the water collecting tank, the water cooling tank consists of an upper shell and a lower shell, the upper shell and the lower shell are hinged, through holes are arranged at both ends of the water cooling tank, the through hole is matched with the forming hole, the top of the upper shell is provided with an overflow hole, the bottom of the lower shell is fixedly connected with a water delivery pipe, and the bottom of the water collecting tank is fixedly connected with a water drainage pipe.
Preferably, the grooves are formed in the two sides of the water collecting tank, the bottom of the lower shell is fixedly connected with a fixing column, the bottom of the fixing column is fixedly connected with the inner wall of the water collecting tank, the number of the overflow holes is set to be multiple, and the plurality of the overflow holes are distributed in a linear array mode.
Preferably, the inner wall of the through hole is fixedly connected with a sealing washer, the sealing washer is made of rubber materials, and one end of the water delivery pipe penetrates through the water collecting tank and extends to the outer side of the water collecting tank.
Preferably, the feeding hopper is fixedly connected to the top of the extruder body, the supporting seat is fixedly connected to the bottom of the extruder body, the bottom of the supporting seat is fixedly connected to the top of the base, and the power box is fixedly connected to one side of the extruder body.
Preferably, extrusion screws are arranged in the extruder body, the number of the extrusion screws is two, and the two extrusion screws are arranged in parallel and in the same direction.
Preferably, two extrude screw rod one end all runs through headstock one side and extend to inside the headstock, two extrude the equal fixedly connected with in one end that the screw rod extended to inside the headstock from the driving wheel, two it is parallel and contactless from the driving wheel.
Preferably, the base top fixedly connected with mount pad, the mount pad sets up in headstock one side, mount pad top fixed mounting has driving motor.
Preferably, one end of the output shaft of the driving motor penetrates through one side of the power box and extends into the power box, one end of the output shaft of the driving motor, which extends into the power box, is fixedly connected with a driving wheel, and the two driven wheels are meshed with the driving wheel.
The utility model discloses a be connected raceway and external cooling water circulating device's output, and be connected the drain pipe with external cooling water circulating device's input, cooling water pours into and fills full water-cooling box inner space gradually from the casing bottom down via the raceway, unnecessary water then overflows from the spillway hole at upper casing top and flows into the header tank, at last via the drain pipe reintroduce to external cooling water circulating device, through the mutually supporting of water-cooling box and header tank, form the circulation supply of cooling water with external cooling water circulating device, the utilization ratio of cooling water has been improved, thereby manufacturing cost has been reduced; two extrusion screws arranged in the same direction in parallel carry out sufficient extrusion and stirring on the polypropylene raw material, the extrusion molding effect of the material is improved, and the extrusion die plate can be cleaned or replaced by disassembling the screws.
Drawings
Fig. 1 is a schematic view of the overall structure of a first viewing angle of the present invention;
fig. 2 is a schematic view of the overall structure at a second viewing angle of the present invention;
FIG. 3 is a partial sectional view of the present invention;
fig. 4 is a sectional view of the water collecting tank with a partial structure.
Description of reference numerals:
1. a base; 2. an extruder body; 3. an output end; 4. extruding a template; 5. forming holes; 6. a water collection tank; 7. a support frame; 8. a water cooling tank; 9. an upper housing; 10. a lower housing; 11. a through hole; 12. an overflow hole; 13. a water delivery pipe; 14. a drain pipe; 15. a groove; 16. fixing a column; 17. a sealing gasket; 18. a supporting seat; 19. a power box; 20. extruding a screw; 21. a driven wheel; 22. a mounting seat; 23. a drive motor; 24. a driving wheel; 25. a feeding hopper.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
The utility model provides a water-cooled polypropylene plastic particle parallel and equidirectional double-screw extruder as shown in figures 1-4, which comprises a base 1, wherein the top of the base 1 is provided with an extruder body 2, one end of the extruder body 2 is fixedly connected with an output end 3, one side of the output end 3 is fixedly connected with an extrusion template 4 through screws, the surface of the extrusion template 4 is provided with a forming hole 5, one side of the extruder body 2 is provided with a water cooling mechanism, the water cooling mechanism comprises a water collecting tank 6, the bottom of the water collecting tank 6 is fixedly connected with a supporting frame 7, a water cooling tank 8 is arranged inside the water collecting tank 6, the water cooling tank 8 consists of an upper shell 9 and a lower shell 10, the upper shell 9 is hinged with the lower shell 10, both ends of the water cooling tank 8 are provided with through holes 11, the through holes 11 are matched with the forming holes 5, the top of the upper shell 9 is provided with an overflow hole 12, the bottom of the lower shell 10 is fixedly connected with a water delivery pipe 13, and the bottom of the water collecting tank 6 is fixedly connected with a drain pipe 14.
The improved water collecting tank is characterized in that grooves 15 are formed in two sides of the water collecting tank 6, fixing columns 16 are fixedly connected to the bottom of the lower shell 10, the bottoms of the fixing columns 16 are fixedly connected with the inner wall of the water collecting tank 6, a plurality of overflow holes 12 are formed, the overflow holes 12 are distributed in a linear array mode, and redundant water can be discharged timely due to the arrangement of the overflow holes 12.
Through-hole 11 inner wall fixedly connected with seal ring 17, seal ring 17 is made by rubber materials, header tank 6 is run through and extends to the header tank 6 outside to raceway 13 one end, and rubber materials's seal ring 17 can improve water-cooling tank 8's compactness, provides the protection to the bar polypropylene material simultaneously.
The top of the extruder body 2 is fixedly connected with a feeding hopper 25, the bottom of the extruder body 2 is fixedly connected with a supporting seat 18, the bottom of the supporting seat 18 is fixedly connected with the top of the base 1, one side of the extruder body 2 is fixedly connected with a power box 19, and the supporting seat 18 can improve the stability of the extruder body 2.
The inside screw rod 20 that extrudes that is equipped with of extruder body 2, extrude screw rod 20 quantity and set up to two, two extrude the parallel syntropy setting of screw rod 20, parallel syntropy sets up two extrude screw rod 20 and can carry out abundant extrusion and stirring to the polypropylene raw materials, improve the extrusion moulding effect of material.
Two extrusion screw 20 one end all runs through headstock 19 one side and extends to inside the headstock 19, two extrusion screw 20 extends to the equal fixedly connected with of inside one end of headstock 19 from driving wheel 21, two follow driving wheel 21 is parallel and contactless.
The top of the base 1 is fixedly connected with a mounting seat 22, the mounting seat 22 is arranged on one side of the power box 19, and a driving motor 23 is fixedly mounted on the top of the mounting seat 22.
One end of an output shaft of the driving motor 23 penetrates through one side of the power box 19 and extends into the power box 19, one end of the output shaft of the driving motor 23, which extends into the power box 19, is fixedly connected with a driving wheel 24, and the two driven wheels 21 are meshed with the driving wheel 24.
Referring to the attached drawings 1-4, when the utility model is used, after polypropylene raw material is extruded and molded by the extruder body 2, the upper shell 9 of the water cooling tank 8 is opened, the strip-shaped extrudate is drawn into the water cooling tank 8 through the groove 15 and the through hole 11, and is drawn out through the through hole 11 and the groove 15 on the other side, the water pipe 13 is connected with the output end of the external cooling water circulation device, the water drain pipe 14 is connected with the input end of the external cooling water circulation device, cooling water is injected from the bottom of the lower shell 10 through the water pipe 13 and gradually fills the inner space of the water cooling tank 8, redundant water overflows from the overflow hole 12 on the top of the upper shell 9 and flows into the water collection tank 6, and is finally reintroduced into the external cooling water circulation device through the water cooling tank 8 and the water collection tank 6, and forms the circulation supply of cooling water through the mutual matching of the water cooling tank 8 and the water collection tank 6, the utilization rate of the cooling water is improved, so that the production cost is reduced;
referring to the attached drawings 1-4 of the specification, the utility model discloses when using, pour into the polypropylene raw materials into extruder body 2 inside through feeding hopper 25, start driving motor 23, driving motor 23 output shaft drives action wheel 24 and rotates, action wheel 24 then drives two rather than the meshing and carries out the syntropy rotation from driving wheel 21, thereby drive two and extrude screw rod 20 syntropy and rotate, the polypropylene raw materials extrudes screw rod 20's extrusion and propelling movement to output end 3 through two, the polypropylene material of melt form at this moment is through extruding forming hole 5 discharge extruder body 2 on the template 4 and form the strip extrudate.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (8)
1. The utility model provides a parallel syntropy twin-screw extruder of water-cooled polypropylene plastic granules, includes base (1), its characterized in that: the extruder is characterized in that an extruder body (2) is arranged at the top of the base (1), one end of the extruder body (2) is fixedly connected with an output end (3), one side of the output end (3) is fixedly connected with an extrusion template (4) through a screw, a forming hole (5) is formed in the surface of the extrusion template (4), one side of the extruder body (2) is provided with a water cooling mechanism, the water cooling mechanism comprises a water collecting tank (6), the bottom of the water collecting tank (6) is fixedly connected with a supporting frame (7), a water cooling tank (8) is arranged in the water collecting tank (6), the water cooling tank (8) consists of an upper shell (9) and a lower shell (10), the upper shell (9) and the lower shell (10) are hinged, through holes (11) are formed in two ends of the water cooling tank (8), the through holes (11) are matched with the forming holes (5), overflow holes (12) are formed in the top of the upper shell (9), the bottom of the lower shell (10) is fixedly connected with a water delivery pipe (13), and the bottom of the water collecting tank (6) is fixedly connected with a drain pipe (14).
2. The water-cooled polypropylene plastic particle parallel co-rotating twin-screw extruder according to claim 1, wherein: the improved water collecting tank is characterized in that grooves (15) are formed in two sides of the water collecting tank (6), fixing columns (16) are fixedly connected to the bottom of the lower shell (10), the bottoms of the fixing columns (16) are fixedly connected with the inner wall of the water collecting tank (6), a plurality of overflow holes (12) are formed, and the overflow holes (12) are distributed in a linear array mode.
3. The water-cooled polypropylene plastic particle parallel co-rotating twin-screw extruder according to claim 1, wherein: the inner wall of the through hole (11) is fixedly connected with a sealing washer (17), the sealing washer (17) is made of rubber materials, and one end of the water delivery pipe (13) penetrates through the water collection tank (6) and extends to the outer side of the water collection tank (6).
4. The water-cooled polypropylene plastic particle parallel co-rotating twin-screw extruder according to claim 1, wherein: the extruder is characterized in that a feeding hopper (25) is fixedly connected to the top of the extruder body (2), a supporting seat (18) is fixedly connected to the bottom of the extruder body (2), the bottom of the supporting seat (18) is fixedly connected to the top of the base (1), and a power box (19) is fixedly connected to one side of the extruder body (2).
5. The water-cooled polypropylene plastic particle parallel co-rotating twin-screw extruder according to claim 4, wherein: the extruder is characterized in that extrusion screws (20) are arranged in the extruder body (2), the number of the extrusion screws (20) is two, and the two extrusion screws (20) are arranged in the same direction in parallel.
6. The water-cooled polypropylene plastic particle parallel co-rotating twin-screw extruder according to claim 5, wherein: two extrude screw rod (20) one end and all run through headstock (19) one side and extend to inside headstock (19), two extrude screw rod (20) and extend to inside equal fixedly connected with of one end of headstock (19) from driving wheel (21), two from driving wheel (21) parallel and contactless.
7. The water-cooled polypropylene plastic particle parallel co-rotating twin-screw extruder according to claim 6, wherein: base (1) top fixedly connected with mount pad (22), mount pad (22) set up in headstock (19) one side, mount pad (22) top fixed mounting has driving motor (23).
8. The water-cooled polypropylene plastic particle parallel co-rotating twin-screw extruder according to claim 7, wherein: one end of an output shaft of the driving motor (23) penetrates through one side of the power box (19) and extends to the inside of the power box (19), one end of the output shaft of the driving motor (23) extends to the inside of the power box (19) and is fixedly connected with a driving wheel (24), and the two driven wheels (21) are meshed with the driving wheel (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121602154.XU CN214820676U (en) | 2021-07-14 | 2021-07-14 | Water-cooled parallel equidirectional double-screw extruder for polypropylene plastic particles |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121602154.XU CN214820676U (en) | 2021-07-14 | 2021-07-14 | Water-cooled parallel equidirectional double-screw extruder for polypropylene plastic particles |
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| CN214820676U true CN214820676U (en) | 2021-11-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117090072A (en) * | 2023-08-22 | 2023-11-21 | 深圳市尚水智能股份有限公司 | Extrusion mechanism, pulping equipment and manufacturing process of extrusion mechanism |
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2021
- 2021-07-14 CN CN202121602154.XU patent/CN214820676U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117090072A (en) * | 2023-08-22 | 2023-11-21 | 深圳市尚水智能股份有限公司 | Extrusion mechanism, pulping equipment and manufacturing process of extrusion mechanism |
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