CN222096934U - Double-screw extruder for producing double-wall corrugated pipe - Google Patents
Double-screw extruder for producing double-wall corrugated pipe Download PDFInfo
- Publication number
- CN222096934U CN222096934U CN202421296648.3U CN202421296648U CN222096934U CN 222096934 U CN222096934 U CN 222096934U CN 202421296648 U CN202421296648 U CN 202421296648U CN 222096934 U CN222096934 U CN 222096934U
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- heating
- corrugated pipe
- wall
- double
- screw extruder
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- 238000010438 heat treatment Methods 0.000 claims abstract description 68
- 238000001125 extrusion Methods 0.000 claims abstract description 43
- 230000005540 biological transmission Effects 0.000 claims abstract description 41
- 229920001169 thermoplastic Polymers 0.000 claims abstract description 19
- 239000004416 thermosoftening plastic Substances 0.000 claims abstract description 19
- 238000003825 pressing Methods 0.000 claims abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 10
- 239000002994 raw material Substances 0.000 abstract description 10
- 238000000465 moulding Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- -1 Polyethylene Polymers 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
本实用新型涉及双螺杆挤出机技术领域，尤其涉及双壁波纹管生产用双螺杆挤出机。技术方案：双壁波纹管生产用双螺杆挤出机，包括有加热传送组件，还包括有传动链条、传动轴电机、波纹管挤出组件；加热传送组件的后方两侧均设置有传动链条；传动链条的内侧两端均设置有传动轴电机，且传动轴电机的转轴端与传动链条传动连接；传动链条的外壁设置有波纹管挤出组件。本实用新型通过加热传送组件的热塑风机将空气过滤器过滤后的空气加热后从加热槽吹出，由于进给传送辊组持续转动使得波纹管原料能够充分旋转加热，之后上料传送辊组再将加热后的原料管送入转动的波纹管挤出块内部进行冷压成型，进而有效降低了能耗。
The utility model relates to the technical field of twin-screw extruders, and in particular to a twin-screw extruder for producing double-wall corrugated pipes. Technical solution: A twin-screw extruder for producing double-wall corrugated pipes includes a heating and conveying assembly, a transmission chain, a transmission shaft motor, and a corrugated pipe extrusion assembly; transmission chains are arranged on both sides of the rear of the heating and conveying assembly; transmission shaft motors are arranged at both ends of the inner side of the transmission chain, and the rotating shaft ends of the transmission shaft motor are connected to the transmission chain by transmission; a corrugated pipe extrusion assembly is arranged on the outer wall of the transmission chain. The utility model heats the air filtered by the air filter through the thermoplastic blower of the heating and conveying assembly and blows it out from the heating tank. Due to the continuous rotation of the feeding and conveying roller group, the raw material of the corrugated pipe can be fully rotated and heated. Then the feeding and conveying roller group feeds the heated raw material pipe into the rotating corrugated pipe extrusion block for cold pressing, thereby effectively reducing energy consumption.
Description
Technical Field
The utility model belongs to the technical field of double-screw extruders, and particularly relates to a double-screw extruder for producing double-wall corrugated pipes.
Background
Double-wall corrugated pipe is used as a composite material, the inside of the corrugated pipe is a smooth pipe, and one or more layers of plastic films such as Polyethylene (PE) or polypropylene (PP) are coated on the outside of the corrugated pipe. The double-screw extruder is one of plastic extruders, is provided with two or more rotating screws and is used for mixing, plasticizing and extruding plastic materials, and the problem that the mode of heating a die in the production process of the existing double-screw extruder for producing double-wall corrugated pipes has high energy consumption, high difficulty in controlling the temperature of each die and difficulty in achieving consistency in heating extrusion plasticity of the outer wall of the double-arm corrugated pipe. The problems are mainly caused by the fact that the heating mode of the existing extruder is not intelligent enough, accurate temperature control of a plurality of dies is difficult, and meanwhile, the reason of high energy consumption is also related to the heating mode.
Disclosure of utility model
In order to overcome the problem that the consistency is difficult to achieve due to the fact that the mode of heating the dies of the existing double-screw extruder for producing double-wall corrugated pipes consumes very high energy and the temperature control difficulty of each die is high, the outer wall heating extrusion plasticity of the double-arm corrugated pipes is difficult to achieve.
The double-screw extruder for producing the double-wall corrugated pipe comprises a heating conveying assembly, a transmission chain, a transmission shaft motor and a corrugated pipe extruding assembly, wherein the transmission chain is arranged on two sides of the rear of the heating conveying assembly, the transmission shaft motor is arranged on two ends of the inner side of the transmission chain, the rotating shaft end of the transmission shaft motor is in transmission connection with the transmission chain, and the corrugated pipe extruding assembly is arranged on the outer wall of the transmission chain.
Preferably, the air filtered by the air filter is heated by the thermoplastic fan of the heating conveying assembly and then blown out of the heating tank, the corrugated pipe raw material can be fully and rotationally heated due to continuous rotation of the feeding conveying roller set, and then the heated raw material pipe is fed into the corrugated pipe extrusion block to be subjected to cold press molding by the feeding conveying roller set, so that the energy consumption is effectively reduced, the problem that the consistency is difficult to achieve due to the fact that the outer wall heating extrusion plasticity of the double-arm corrugated pipe is caused by the fact that the mode of heating the mold is very high in energy consumption and the temperature of each mold is difficult is solved.
The heating conveying assembly comprises a heating conveying bin, a feeding conveying roller set, an air filter, a thermoplastic fan and a heating groove, wherein the air filter is arranged at the upper end of the heating conveying bin, so that the hot air blown out of the heating groove is effectively prevented from containing particle impurities, and the dust adhesion pollution problem in the hot press forming process is prevented.
Preferably, a heating groove is arranged in the heating conveying bin, and a feeding conveying roller set are respectively arranged at intervals on the outer side of the heating groove.
As the preference, both ends all are provided with thermoplastic fan around the heating conveying storehouse, and thermoplastic fan's output is connected with the heating tank, and thermoplastic fan's input and air cleaner's output pipeline connection, blow off from the heating tank after the air cleaner filters through heating conveying subassembly's thermoplastic fan, because feed conveying roller group continuously rotates and make the bellows raw materials can fully rotatory heating, afterwards the material loading conveying roller group send into the inside shaping of colding pressing of pivoted bellows extrusion piece with the raw materials pipe after heating again, and then effectively reduced the energy consumption.
The corrugated pipe extrusion assembly comprises a corrugated pipe extrusion block, a corrugated groove and a mounting backboard, wherein the corrugated groove is formed in the inner wall of the corrugated pipe extrusion block, and the corrugated groove and the corrugated pipe extrusion block are integrally formed.
Preferably, a section of corrugated pipe extrusion pressing ring is formed by rotating and splicing two corrugated pipe extrusion blocks, and the two corrugated pipe extrusion blocks are combined and spliced to carry out combined extrusion molding on the outer wall of the pipe.
Preferably, the outer wall of the corrugated pipe extrusion block is provided with a mounting backboard, the mounting backboard is fixedly connected with the corrugated pipe extrusion block through bolts, the mounting backboard is fixedly connected with the outer wall of the transmission chain through bolts, and the mounting backboard is convenient for linking and replacing the corrugated pipe extrusion block and the transmission chain.
The utility model has the beneficial effects that:
1. The problem that the uniformity of the outer wall heating extrusion plasticity of the double-arm corrugated pipe is difficult to achieve is solved by the double-screw extruder for producing the double-wall corrugated pipe, which solves the problems that the energy consumption of the double-screw extruder for producing the double-wall corrugated pipe is very high, the temperature control difficulty of each die is high, and the uniformity of the outer wall heating extrusion plasticity of the double-arm corrugated pipe is difficult to achieve because the thermoplastic fan of the heating transmission assembly heats the air filtered by the air filter and blows the air out of the heating tank;
2. Through air cleaner's setting, air cleaner effectively avoids containing granule impurity in the hot air that the heating tank blown out, prevents the dust in the hot briquetting in-process and adheres to the problem emergence of pollution.
Drawings
FIG. 1 is a schematic view showing the overall perspective construction of a twin-screw extruder for producing a double-wall corrugated pipe according to the present utility model;
FIG. 2 shows a schematic perspective view of a heating and conveying assembly of a twin-screw extruder for producing a double-wall corrugated pipe according to the present utility model;
FIG. 3 shows a schematic perspective view of a drive shaft motor of a twin-screw extruder for producing a double-wall corrugated pipe according to the present utility model;
fig. 4 shows a schematic perspective view of a bellows extrusion assembly of a twin-screw extruder for producing a double-wall bellows according to the present utility model.
The drawing comprises a heating conveying assembly 1, a driving chain 3, a driving shaft motor 4, a corrugated pipe extrusion assembly 101, a heating conveying bin 102, a feeding conveying roller set 103, a feeding conveying roller set 104, an air filter 105, a thermoplastic blower 106, a heating groove 401, a corrugated pipe extrusion block 402, a corrugated groove 403 and a mounting backboard.
Detailed Description
The utility model is further described below with reference to the drawings and examples.
Referring to fig. 1-4, the double-screw extruder for producing double-wall corrugated pipes comprises a heating and conveying assembly 1, a transmission chain 2, a transmission shaft motor 3 and a corrugated pipe extruding assembly 4, wherein the transmission chain 2 is arranged on two sides of the rear of the heating and conveying assembly 1, the transmission shaft motor 3 is arranged on two ends of the inner side of the transmission chain 2, the rotating shaft end of the transmission shaft motor 3 is in transmission connection with the transmission chain 2, and the corrugated pipe extruding assembly 4 is arranged on the outer wall of the transmission chain 2.
Referring to fig. 1 to 4, in the present embodiment, a heating and conveying assembly 1 includes a heating and conveying bin 101, a feeding and conveying roller set 102, a feeding and conveying roller set 103, an air filter 104, a thermoplastic fan 105, and a heating tank 106, and the air filter 104 is disposed at the upper end of the heating and conveying bin 101.
Referring to fig. 1-4, in this embodiment, a heating slot 106 is disposed in the heating conveying bin 101, a feeding conveying roller set 102 and a feeding conveying roller set 103 are disposed at outer sides of the heating slot 106 at intervals, thermoplastic fans 105 are disposed at front and rear ends of the heating conveying bin 101, output ends of the thermoplastic fans 105 are connected with the heating slot 106, input ends of the thermoplastic fans 105 are connected with output end pipelines of an air filter 104, a bellows extrusion assembly 4 comprises a bellows extrusion block 401, a bellows groove 402 and a mounting backboard 403, a bellows groove 402 is disposed on an inner wall of the bellows extrusion block 401, the bellows groove 402 and the bellows extrusion block 401 are integrally formed, a bellows extrusion pressing ring is formed by rotationally splicing two bellows extrusion blocks 401, a mounting backboard 403 is disposed on an outer wall of the bellows extrusion block 401, the mounting backboard 403 is fixedly connected with the bellows extrusion block 401 through bolts, and the mounting backboard 403 is fixedly connected with an outer wall of a transmission chain 2 through bolts.
When the double-screw extruder for producing the double-wall corrugated pipe is operated, air filtered by the air filter 104 is heated by the thermoplastic fan 105 of the heating conveying assembly 1 and then blown out of the heating groove 106, the corrugated pipe raw material can be fully and rotationally heated due to the continuous rotation of the feeding conveying roller set 103, and then the heated raw material pipe is sent into the rotating corrugated pipe extrusion block 401 by the feeding conveying roller set 102 for cold press molding, so that the energy consumption is effectively reduced;
next, the air filter 104 effectively prevents the hot air blown out from the heating tank 106 from containing particulate impurities, and prevents the dust from adhering to and polluting during the hot press molding process.
Through the steps, air filtered by the air filter 104 is heated by the thermoplastic fan 105 of the heating conveying assembly 1 and then blown out from the heating groove 106, the corrugated pipe raw material can be fully and rotationally heated due to continuous rotation of the feeding conveying roller set 103, and then the heated raw material pipe is fed into the corrugated pipe extrusion block 401 to be subjected to cold press molding by the feeding conveying roller set 102, so that the energy consumption is effectively reduced, the problem that the consistency of the heating extrusion plasticity of the outer wall of the double-arm corrugated pipe is difficult due to the fact that the energy consumption of the mode of heating the die is very high and the temperature control difficulty of each die is high is avoided.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (7)
1. The double-screw extruder for producing the double-wall corrugated pipe comprises a heating conveying assembly (1) and is characterized by further comprising a transmission chain (2), a transmission shaft motor (3) and a corrugated pipe extruding assembly (4), wherein the transmission chain (2) is arranged on two sides of the rear of the heating conveying assembly (1), the transmission shaft motor (3) is arranged at two ends of the inner side of the transmission chain (2), the rotating shaft end of the transmission shaft motor (3) is in transmission connection with the transmission chain (2), and the corrugated pipe extruding assembly (4) is arranged on the outer wall of the transmission chain (2).
2. The double-screw extruder for producing double-wall corrugated pipes according to claim 1, wherein the heating conveying assembly (1) comprises a heating conveying bin (101), a feeding conveying roller set (102), a feeding conveying roller set (103), an air filter (104), a thermoplastic fan (105) and a heating groove (106);
an air filter (104) is arranged at the upper end of the heating conveying bin (101).
3. The twin-screw extruder for producing double-wall corrugated pipes according to claim 2, wherein a heating groove (106) is formed in the heating conveying bin (101), and a feeding conveying roller set (102) and a feeding conveying roller set (103) are respectively arranged on the outer side of the heating groove (106) at intervals.
4. The twin-screw extruder for producing double-wall corrugated pipes according to claim 2, wherein the front and rear ends of the heating conveying bin (101) are provided with thermoplastic fans (105), the output ends of the thermoplastic fans (105) are connected with the heating grooves (106), and the input ends of the thermoplastic fans (105) are connected with the output ends of the air filters (104) through pipelines.
5. The double-screw extruder for producing double-wall corrugated pipes according to claim 1, wherein the corrugated pipe extrusion assembly (4) comprises a corrugated pipe extrusion block (401), a corrugated groove (402) and a mounting backboard (403), the corrugated groove (402) is formed in the inner wall of the corrugated pipe extrusion block (401), and the corrugated groove (402) and the corrugated pipe extrusion block (401) are integrally formed.
6. The twin-screw extruder for producing double-wall corrugated pipes as claimed in claim 5, wherein two corrugated pipe extrusion blocks (401) are rotatably spliced to form a section of corrugated pipe extrusion pressing ring.
7. The twin-screw extruder for producing double-wall corrugated pipes as set forth in claim 5, wherein a mounting backboard (403) is arranged on the outer wall of the corrugated pipe extrusion block (401), and the mounting backboard (403) is fixedly connected with the corrugated pipe extrusion block (401) through bolts, and the mounting backboard (403) is fixedly connected with the outer wall of the transmission chain (2) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421296648.3U CN222096934U (en) | 2024-06-07 | 2024-06-07 | Double-screw extruder for producing double-wall corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421296648.3U CN222096934U (en) | 2024-06-07 | 2024-06-07 | Double-screw extruder for producing double-wall corrugated pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222096934U true CN222096934U (en) | 2024-12-03 |
Family
ID=93627260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421296648.3U Active CN222096934U (en) | 2024-06-07 | 2024-06-07 | Double-screw extruder for producing double-wall corrugated pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222096934U (en) |
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2024
- 2024-06-07 CN CN202421296648.3U patent/CN222096934U/en active Active
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