CN213166741U - Double-screw extruder for PVC (polyvinyl chloride) pipes - Google Patents
Double-screw extruder for PVC (polyvinyl chloride) pipes Download PDFInfo
- Publication number
- CN213166741U CN213166741U CN202021878594.3U CN202021878594U CN213166741U CN 213166741 U CN213166741 U CN 213166741U CN 202021878594 U CN202021878594 U CN 202021878594U CN 213166741 U CN213166741 U CN 213166741U
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- CN
- China
- Prior art keywords
- urceolus
- screw rod
- commentaries
- welded fastening
- interior
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229920000915 polyvinyl chloride Polymers 0.000 title description 26
- 239000004800 polyvinyl chloride Substances 0.000 title description 26
- 238000003756 stirring Methods 0.000 claims abstract description 73
- 238000010438 heat treatment Methods 0.000 claims abstract description 26
- 238000007493 shaping process Methods 0.000 claims description 5
- 238000009795 derivation Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 abstract description 26
- 238000001125 extrusion Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000012752 auxiliary agent Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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 utility model relates to the technical field of pipe materials, and a PVC is twin-screw extruder for tubular product is disclosed, including the urceolus, the internal surface right side of urceolus is rotated and is connected with the commentaries on classics board, the outside terminal surface welded fastening of commentaries on classics board has the motor, the equal welded fastening of surface downside of urceolus and motor has the support, the delivery port has been seted up to the surface upside of urceolus, the surface of urceolus and the port department welded fastening that is located the delivery port have the inlet pipe, the medial surface of commentaries on classics board and the inside welded fastening that is located the urceolus have an interior screw rod, the inside of interior screw rod is provided with heating device, interior spout has been seted up to the inside of being close to commentaries on classics board side end face of interior screw rod, the medial surface of. This double screw extruder for PVC tubular product can heat the inside raw materials of outer cylinder through heating device to evenly stir and extrusion moulding the raw materials through agitating unit, thereby convenient to use.
Description
Technical Field
The utility model relates to a tubular product technical field specifically is a double screw extruder for PVC tubular product.
Background
In the current domestic PVC pipe processing, a double-screw extruder is mostly adopted to heat and add water to various materials such as inorganic powder, a resin carrier, a modification auxiliary agent and the like in the screw tightening process, so that various components are mixed and extruded from a discharge port and finally cooled and formed, but the respective qualities of the inorganic powder, the resin carrier, the modification auxiliary agent and the like are different, and finally, the condition that the components in the extruded blocky mixed material are not mixed uniformly is caused, and the subsequent processing quality of the pipe is influenced.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a double screw extruder for PVC tubular product has solved the problem of PVC tubular product processing.
(II) technical scheme
For the purpose of realizing above-mentioned PVC tubular product processing, the utility model provides a following technical scheme: the utility model provides a double screw extruder for PVC tubular product, includes the urceolus, the internal surface right side of urceolus is rotated and is connected with the commentaries on classics board, the outside terminal surface welded fastening of commentaries on classics board has the motor, the equal welded fastening of surface downside of urceolus and motor has the support, the delivery port has been seted up to the surface upside of urceolus, the surface of urceolus and the port department welded fastening that is located the delivery port have the inlet pipe, the inboard terminal surface of commentaries on classics board and the inside welded fastening that is located the urceolus have an interior screw rod, the inside of interior screw rod is provided with heating device, interior spout has been seted up to being close to commentaries on classics board side end face of interior screw rod, the inboard terminal surface of commentaries on.
Preferably, heating device includes inner chamber, heater and heating plate, the inside at interior screw rod is seted up to the inner chamber, heater welded fastening is in the medial surface of commentaries on classics board and be located the inside of inner chamber, heating plate welded fastening is on the inboard surface of inner chamber, pours the raw materials into the urceolus inside through the inlet pipe to it rotates to drive the commentaries on classics board through the motor, and then the commentaries on classics board can drive interior screw rod and heater rotation respectively, and can make the heater heat the internal screw rod of heating through the heating plate when including screw rod pivoted, and then also can make the raw materials thermally equivalent when the internal screw rod rolls the stirring to the raw materials, and then improve the processingquality of PVC tubular product.
Preferably, the stirring device comprises a stirring cavity, a forming groove, a guiding wheel, a main stirring sheet, a sliding plate and an auxiliary stirring sheet, wherein the stirring cavity is formed by a gap between the inner side surface of the outer cylinder and the outer side surface of the inner screw rod, the forming groove is formed by a gap between the outer cylinder and one end of the inner screw rod, which is far away from the rotating plate, the guiding wheel is rotatably connected to the right side in the forming groove through a pin shaft, the main stirring sheet is welded and fixed on the outer surface of the inner screw rod and is positioned at the outer side of the inner sliding groove, the sliding plate is slidably connected in the inner sliding groove, the auxiliary stirring sheet is welded and fixed on the outer side surface of the sliding plate and is positioned at the outer side of the inner screw rod, when the motor drives the main stirring sheet to rotate through the inner screw rod, the hydraulic rod can respectively drive a plurality of discontinuous sliding plates which are axially arranged along, simultaneously can carry the raw materials to the shaping groove and carry out the extrusion to it through main stirring piece, can derive the PVC tubular product after the extrusion through deriving the wheel, and then through main stirring piece along the radial rotation of inner screw, through vice stirring piece along inner screw axial rotation can make the raw materials stirring of stirring intracavity portion more even to further improve the processingquality of PVC tubular product.
Preferably, the heating plate is spiral in shape, so that the inner screw rod is heated more fully and uniformly.
Preferably, the stirring cavity is communicated with the forming groove, so that the raw materials are conveyed to the forming groove from the stirring cavity and are extruded and formed.
Preferably, the sliding plates are a plurality of discontinuous sliding plates and are welded and fixed on the outer surface of the hydraulic rod respectively, so that the sliding plates can slide and drive the auxiliary stirring sheet to move conveniently.
Preferably, the auxiliary stirring sheet is connected with the inner screw rod in a sliding mode, so that the auxiliary stirring sheet can slide along the axial direction of the inner screw rod conveniently.
Preferably, the main stirring sheet is spiral in shape, and the auxiliary stirring sheet is triangular in shape, so that the raw materials in the stirring cavity can be conveniently conveyed to the port of the forming groove and extruded and formed.
Compared with the prior art, the utility model provides a double screw extruder for PVC tubular product possesses following beneficial effect:
1. this double screw extruder for PVC tubular product pours into the raw materials into the urceolus through the inlet pipe inside to it rotates to drive the commentaries on classics board through the motor, and then the commentaries on classics board can drive interior screw rod and heating machine respectively and rotate, and can make the heating machine heat through the heating plate internal screw rod when including screw rod pivoted, and then also can make the raw materials thermally equivalent when the screw rod rolls the stirring to the raw materials including, and then improves the processingquality of PVC tubular product.
2. This double screw extruder for PVC tubular product, when the motor passes through interior screw rod drive main stirring piece pivoted, the hydraulic stem can drive respectively and is interrupted the inside slip of spout including the slide along a plurality of slides that interior screw rod axial set up, and then the slide drives including the vice stirring piece screw rod surface and along its endwise slip, can carry the raw materials to the shaping groove and carry out extrusion to it through main stirring piece simultaneously, can derive the PVC tubular product after the extrusion through the derivation wheel, and then radially rotate along interior screw rod through main stirring piece, can make the more even of the raw materials stirring of stirring intracavity portion along interior screw rod endwise slip through vice stirring piece, thereby further improve the processingquality of PVC tubular product.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the present invention in partial section;
fig. 3 is a schematic view of the structure of the heating plate of the present invention.
Wherein: 1. an outer cylinder; 2. rotating the plate; 3. a motor; 4. a support; 5. a delivery orifice; 6. a feed pipe; 7. an inner screw rod; 8. a stirring chamber; 9. forming a groove; 10. a lead-out wheel; 11. a main stirring sheet; 12. an inner chute; 13. a slide plate; 14. an auxiliary stirring sheet; 15. a hydraulic lever; 16. an inner cavity; 17. a heater; 18. and (4) heating the sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a twin-screw extruder for PVC pipes, comprising an outer barrel 1, a rotating plate 2 rotatably connected to the right side of the inner surface of the outer barrel 1, a motor 3 welded to the outer end face of the rotating plate 2, a bracket 4 welded to the lower sides of the outer surfaces of the outer barrel 1 and the motor 3, a conveying hole 5 formed on the upper side of the outer surface of the outer barrel 1, a feeding pipe 6 welded to the outer surface of the outer barrel 1 at the port of the conveying hole 5, an inner screw rod 7 welded to the inner end face of the rotating plate 2 and located inside the outer barrel 1, a heating device disposed inside the inner screw rod 7, the heating device comprising an inner cavity 16, a heater 17 and a heating plate 18, wherein the inner cavity 16 is disposed inside the inner screw rod 7, the heater 17 is welded to the inner end face of the rotating plate 2 and located inside the inner cavity 16, the heating plate 18 is welded to, raw materials are injected into the inner portion of the outer barrel 1 through the feeding pipe 6, the rotating plate 2 is driven to rotate through the motor 3, the rotating plate 2 can drive the inner screw 7 and the heater 17 to rotate respectively, the heater 17 can heat the inner screw 7 through the heating sheet 18 when the inner screw 7 rotates, the raw materials can be uniformly heated when the inner screw 7 rolls and stirs the raw materials, the processing quality of a PVC pipe is improved, the heating sheet 18 is spiral, the inner screw 7 is conveniently heated more fully and uniformly, the stirring cavity 8 is communicated with the forming groove 9, the raw materials are conveniently conveyed to the forming groove 9 from the stirring cavity 8 and are extruded and formed, the inner chute 12 is formed in one side end face, close to the rotating plate 2, of the inner side end face of the rotating plate 2, a hydraulic rod 15 is fixedly welded inside the inner chute 12, a stirring device is arranged inside the outer barrel 1 and comprises the stirring cavity 8, A forming groove 9, a leading-out wheel 10, a main stirring sheet 11, a sliding plate 13 and an auxiliary stirring sheet 14, wherein a stirring cavity 8 is formed by a gap between the inner side surface of an outer cylinder 1 and the outer side surface of an inner screw 7, the forming groove 9 is formed by a gap between the outer cylinder 1 and one end of the inner screw 7 far away from a rotating plate 2, the leading-out wheel 10 is rotatably connected to the right side of the inner part of the forming groove 9 through a pin shaft, the main stirring sheet 11 is fixedly welded on the outer surface of the inner screw 7 and positioned at the outer side of the inner sliding groove 12, the sliding plate 13 is slidably connected inside the inner sliding groove 12, the auxiliary stirring sheet 14 is fixedly welded on the outer side surface of the sliding plate 13 and positioned at the outer side of the inner screw 7, when the motor 3 drives the main stirring sheet 11 to rotate through the inner screw, the hydraulic rod 15 can respectively drive a plurality of discontinuous sliding plates 13 axially arranged along the inner screw 7 to slide, meanwhile, the raw materials can be conveyed to the forming groove 9 through the main stirring sheet 11 and are extruded and formed, the extruded PVC pipe can be led out through the leading-out wheel 10, further, the main stirring blade 11 rotates along the radial direction of the inner screw 7, and the auxiliary stirring blade 14 rotates along the axial direction of the inner screw 7, so that the raw materials in the stirring cavity 8 can be stirred more uniformly, thereby further improving the processing quality of the PVC pipe, the sliding plates 13 are a plurality of discontinuous sliding plates and are respectively welded and fixed on the outer surface of the hydraulic rod 15, when the sliding plate 13 slides, the auxiliary stirring piece 14 is driven to move conveniently, the auxiliary stirring piece 14 is connected with the inner screw 7 in a sliding mode, the auxiliary stirring piece 14 slides along the axial direction of the inner screw 7 conveniently, the main stirring piece 11 is in a spiral shape, the auxiliary stirring piece 14 is in a triangular shape, and raw materials in the stirring cavity 8 are conveyed to the port of the forming groove 9 and are extruded and molded.
When in use, raw materials are injected into the outer barrel 1 through the feeding pipe 6, the rotating plate 2 is driven to rotate by the motor 3, the rotating plate 2 can drive the inner screw rod 7 and the heater 17 to rotate respectively, the heater 17 can heat the inner screw rod 7 through the heating sheet 18 when the inner screw rod 7 rotates, the raw materials can be uniformly heated when the inner screw rod 7 rolls and stirs the raw materials, the processing quality of the PVC pipe is improved, the motor 3 drives the main stirring sheet 11 to rotate through the inner screw rod, the hydraulic rod 15 can drive the plurality of discontinuous sliding plates 13 axially arranged along the inner screw rod 7 to slide in the inner sliding groove 12 respectively, the sliding plates 13 drive the auxiliary stirring sheets 14 to slide on the outer surface of the inner screw rod 7 along the axial direction of the inner screw rod, meanwhile, the raw materials can be conveyed to the forming groove 9 through the main stirring sheet 11 and extruded PVC pipe can be guided out through the guide wheel, and then the main stirring sheet 11 rotates along the radial direction of the inner screw 7, and the auxiliary stirring sheet 14 rotates along the axial direction of the inner screw 7, so that the raw materials in the stirring cavity 8 can be stirred more uniformly, and the processing quality of the PVC pipe is further improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a PVC is twin-screw extruder for tubular product, includes urceolus (1), its characterized in that: the inner surface right side of urceolus (1) rotates and is connected with commentaries on classics board (2), the outside terminal surface welded fastening of commentaries on classics board (2) has motor (3), the surface downside of urceolus (1) and motor (3) all welded fastening has support (4), delivery port (5) have been seted up to the surface upside of urceolus (1), the surface of urceolus (1) and the port department welded fastening that is located delivery port (5) have inlet pipe (6), the medial extremity face of commentaries on classics board (2) and the inside welded fastening that is located urceolus (1) have interior screw rod (7), the inside of interior screw rod (7) is provided with heating device, interior spout (12) have been seted up to the inboard terminal surface that is close to commentaries on classics board (2) of interior screw rod (7), the medial extremity face of commentaries on classics board (2) and the inside welded fastening that is located interior, and a stirring device is arranged in the outer cylinder (1).
2. The twin-screw extruder for PVC pipes according to claim 1, characterized in that: heating device includes inner chamber (16), heater (17) and heating plate (18), the inside at interior screw rod (7) is seted up in inner chamber (16), heater (17) welded fastening is in the inside of the medial surface of commentaries on classics board (2) and being located inner chamber (16), heating plate (18) welded fastening is on the medial surface of inner chamber (16).
3. The twin-screw extruder for PVC pipes according to claim 1, characterized in that: agitating unit includes stirring chamber (8), shaping groove (9), derivation wheel (10), main stirring piece (11), slide (13) and vice stirring piece (14), stirring chamber (8) is formed by the clearance between urceolus (1) inboard surface and interior screw rod (7) outside surface, shaping groove (9) is formed by the clearance between the one end that commentaries on classics board (2) was kept away from in urceolus (1) and interior screw rod (7), derivation wheel (10) rotate through the round pin axle and connect on the inside right side in shaping groove (9), main stirring piece (11) welded fastening is in the surface of interior screw rod (7) and is located the outside of interior spout (12), slide (13) sliding connection is in the inside of interior spout (12), vice stirring piece (14) welded fastening is in the outside surface of slide (13) and is located the outside of interior screw rod (7).
4. The twin-screw extruder for PVC pipes according to claim 2, characterized in that: the heating sheet (18) is spiral-shaped.
5. The twin-screw extruder for PVC pipes according to claim 3, characterized in that: the stirring cavity (8) is communicated with the forming groove (9).
6. The twin-screw extruder for PVC pipes according to claim 3, characterized in that: the sliding plates (13) are a plurality of discontinuous sliding plates and are respectively welded and fixed on the outer surface of the hydraulic rod (15).
7. The twin-screw extruder for PVC pipes according to claim 3, characterized in that: the auxiliary stirring sheet (14) is connected with the inner screw rod (7) in a sliding way.
8. The twin-screw extruder for PVC pipes according to claim 3, characterized in that: the main stirring sheet (11) is in a spiral shape, and the auxiliary stirring sheet (14) is in a triangular shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021878594.3U CN213166741U (en) | 2020-09-01 | 2020-09-01 | Double-screw extruder for PVC (polyvinyl chloride) pipes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021878594.3U CN213166741U (en) | 2020-09-01 | 2020-09-01 | Double-screw extruder for PVC (polyvinyl chloride) pipes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213166741U true CN213166741U (en) | 2021-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021878594.3U Expired - Fee Related CN213166741U (en) | 2020-09-01 | 2020-09-01 | Double-screw extruder for PVC (polyvinyl chloride) pipes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213166741U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117863500A (en) * | 2024-01-27 | 2024-04-12 | 扬州博恒新能源材料科技有限公司 | A single screw hot melt extruder |
-
2020
- 2020-09-01 CN CN202021878594.3U patent/CN213166741U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117863500A (en) * | 2024-01-27 | 2024-04-12 | 扬州博恒新能源材料科技有限公司 | A single screw hot melt extruder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210511 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |