CN212949116U - Screw extruder - Google Patents
Screw extruder Download PDFInfo
- Publication number
- CN212949116U CN212949116U CN202021524437.2U CN202021524437U CN212949116U CN 212949116 U CN212949116 U CN 212949116U CN 202021524437 U CN202021524437 U CN 202021524437U CN 212949116 U CN212949116 U CN 212949116U
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- CN
- China
- Prior art keywords
- screw extruder
- cooling
- stirring
- water tank
- water
- 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
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 58
- 238000003756 stirring Methods 0.000 claims abstract description 48
- 238000001816 cooling Methods 0.000 claims abstract description 44
- 239000000498 cooling water Substances 0.000 claims description 24
- 238000007599 discharging Methods 0.000 claims description 7
- 229920003023 plastic Polymers 0.000 abstract description 42
- 239000004033 plastic Substances 0.000 abstract description 42
- 230000000694 effects Effects 0.000 abstract description 17
- 238000000034 method Methods 0.000 abstract description 8
- 238000007664 blowing Methods 0.000 description 6
- 230000003028 elevating effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model relates to a screw extruder, including the organism, set up in the cooling trough of organism one end, locate the water inlet of cooling trough one end and the delivery port of keeping away from water inlet one end, the cooling trough internal rotation is connected with the live-rollers, the cooling trough is equipped with and is used for driving live-rollers pivoted drive assembly, be equipped with the stirring piece that is used for stirring water on the live-rollers, the live-rollers rotation process can drive stirring piece at the cooling trough internal rotation, improves the velocity of flow of water, promotes the heat exchange between water and the plastic strip, and this application has the advantage that improves the cooling effect to the plastic strip.
Description
Technical Field
The application relates to the technical field of extrusion molding, in particular to a screw extruder.
Background
The plastic extruder is a machine which can fully plasticize and uniformly mix materials and form the materials through a die by means of pressure and shearing force generated by rotation of a screw rod. In the plastics extrusion process, the plastic strip that extrudes from extruder die department need just can get into the eager grain process through the cooling, because the specific heat capacity of water is great, produces the heat exchange with hot plastic strip easily, and the chemical property of water is stable moreover, can recycle, so the cooling of plastic strip is given first place to with the water-cooling mode.
The utility model discloses a current application number is CN 200820187031.2's utility model patent document discloses a double screw extruder cooling trough, including the bottom plate and set up in the bottom plate lateral wall all around, seted up the water inlet on the bottom plate, the delivery port has been seted up to the other end, and water inlet department is provided with the rivers adjusting plate, improves the velocity of flow of rivers, still crisscross the rivers baffle that is provided with on the bottom plate, and rivers form the convection current after passing through the rivers baffle, improve the heat exchange between rivers and the plastic strip, improve the cooling effect.
To the correlation technique among the above-mentioned, the inventor thinks that the delivery port improves the velocity of flow of intaking through the rivers adjusting plate, receives blockking that first rivers baffle can form the convection current, but when water continues to flow forward, when water overflows the upper end of first rivers baffle and continues to flow toward the delivery port direction, the vortex effect of hou mian rivers baffle to rivers is relatively poor, and is relatively poor to the cooling effect of plastic strip.
SUMMERY OF THE UTILITY MODEL
In order to improve the cooling effect to the plastic strip, the application provides a screw extruder.
The application provides a screw extruder, with following technical scheme:
the utility model provides a screw extruder, includes the organism, sets up in the cooling trough of organism one end, locates the water inlet of cooling trough one end and the delivery port of keeping away from water inlet one end, the cooling trough internal rotation is connected with the live-rollers, the cooling trough is equipped with and is used for driving live-rollers pivoted drive assembly, be equipped with the stirring piece that is used for stirring water on the live-rollers.
Through adopting above-mentioned technical scheme, the cooling trough internal rotation is connected with the live-rollers, is provided with the stirring piece on the live-rollers, and water gets into the cooling trough from the water inlet and flows out from the delivery port, and the stirring piece can stir rivers, and the plastic strip that the organism came out carries out subsequent operation again behind the cooling trough, and water is stirred can improve and the plastic strip between the heat exchange, the improvement is to the cooling effect of plastic strip.
Preferably, the stirring piece is including setting up the stirring wheel on the live-rollers, stirring wheel and live-rollers coaxial setting just set up and be no less than two.
Through adopting above-mentioned technical scheme, the stirring wheel rotates in aqueous and can form the vortex at the rotation wheel, reaches the effect of carrying out the vortex to water, improves the heat exchange between water and the plastic strip.
Preferably, the circumferential surface of the stirring wheel is uniformly provided with stirring strips.
Through adopting above-mentioned technical scheme, the stirring strip can improve and rotate the stirring effect of wheel to water rotating the in-process for the mobility of the water around the plastic strip is faster, improves the cooling effect to the plastic strip.
Preferably, the driving assembly comprises a worm wheel arranged on the rotating roller, the driving assembly further comprises a long rod connected in the cooling water tank in a rotating mode, the long rod is provided with a worm rod part capable of being meshed with the worm wheel, and the driving assembly further comprises a power source used for driving the long rod to rotate.
Through adopting above-mentioned technical scheme, worm part and worm wheel mesh mutually, and power supply drive stock rotates and to rotate can drive the live-rollers rotation to the drive stirs the wheel and rotates in aqueous, and transmission efficiency is high.
Preferably, the power source comprises a driving motor arranged on the outer wall of the cooling water tank.
Through adopting above-mentioned technical scheme, driving motor drive stock rotates, facilitates the use more.
Preferably, the water outlet part comprises a hollow pipe arranged in the cooling water tank, the outer wall of the upper end of the hollow pipe is in threaded connection with a lifting pipe, and the lifting pipe is of a hollow structure.
Through adopting above-mentioned technical scheme, threaded connection fall tube on the hollow tube outer wall, the upper end that the fall tube can be followed to the water in the cooling trough spills over, realizes the drainage, and the surface of water height in the cooling trough can be adjusted to the height of adjustment fall tube, improves the practicality.
Preferably, one side of the cooling water tank, which is far away from the machine body, is rotatably connected with a discharging roller.
Through adopting above-mentioned technical scheme, the plastic strip can pull away through the surface of discharge roller, reduces the friction to the surface of plastic strip.
Preferably, one end of the cooling water tank, which is far away from the machine body, is provided with a blowpipe, one end of the blowpipe is connected with an air blower, and a blowhole facing the discharge roller is formed in the blowpipe.
Through adopting above-mentioned technical scheme, the air-blower provides the wind regime, can blow to the plastic strip through the mouth of blowing, can accelerate the evaporation of plastic strip surface moisture.
In summary, the present application includes at least one of the following beneficial technical effects:
1. a rotating roller is rotationally connected in the cooling water tank, and a stirring piece for stirring water is arranged on the rotating roller, so that the heat exchange between the water and the plastic strips is improved, and the cooling effect on the plastic strips is improved;
2. the coaxial stirring wheel that is provided with on the live-rollers, evenly be provided with the stirring strip on stirring wheel global, the stirring wheel can carry out the vortex to water at the stirring process, improves the mobility of water.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present application.
Fig. 2 is a schematic structural view of a cooling water tank in an embodiment of the present application.
Fig. 3 is a schematic view of the construction of a blowpipe in the embodiment of the present application.
Description of reference numerals: 1. a body; 2. a cooling water tank; 3. a water inlet; 4. a water outlet part; 41. a hollow tube; 42. a lifting pipe; 5. a rotating roller; 6. a drive assembly; 61. a worm gear; 62. a worm part; 63. a long rod; 64. a power source; 7. a stirring member; 71. a stirring wheel; 72. stirring strips; 8. a discharging roller; 9. a blowpipe; 10. a blower; 11. an air blowing opening.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses screw extruder, refer to fig. 1, including organism 1, still including installing in the cooling trough 2 of 1 discharge end one side of organism, the one end of cooling trough 2 is equipped with water inlet 3 and is used for connecting the water pipe and adds water in to cooling trough 2, the one end of keeping away from water inlet 3 is equipped with water outlet portion 4, can extrude the plastics melting in the work of organism 1, and form the plastic strip from the discharge end, the plastic strip is cooled off the back from the water that the one end of cooling trough 2 immerged in cooling trough 2, the plastic strip that cools off goes out from the other end of cooling trough 2 again, carry out the technology of back blank.
Referring to fig. 1 and 2, cooling trough 2 is opening cuboid structure up, and the internal rotation of cooling trough 2 is connected with live-rollers 5, and live-rollers 5 passes through the bearing and rotates to be connected in cooling trough 2 inner wall, and live-rollers 5 set up along cooling trough 2's length direction, and are no less than two. The axial lead direction of the rotating roller 5 is vertical to the discharging direction of the machine body 1. The cooling water tank 2 is provided with a driving assembly 6 for driving the rotating roller 5 to rotate, and the rotating roller 5 is provided with a stirring piece 7 for stirring water. Water enters the cooling water tank 2 from the water inlet 3 and flows out through the water outlet part 4, and under the turbulent flow effect of the stirring piece 7, the water is accelerated to flow, so that the heat exchange between the water and the plastic strips is improved, and the cooling effect on the plastic strips is improved.
Referring to fig. 1 and 2, the stirring member 7 includes a stirring wheel 71 mounted on the outer wall of the rotating roller 5, the stirring wheel 71 and the rotating roller 5 are coaxially disposed, and at least two, in this embodiment two, stirring wheels are disposed along the length direction of the rotating roller 5, and the plastic strip is located at a position between the two stirring wheels 71 when passing through the cooling water tank 2. Stirring strip 72 is still evenly installed on the global of stirring wheel 71, and stirring wheel 71 rotates the in-process in aqueous, and stirring strip 72 can improve the vortex effect to water. In order to improve the turbulent flow effect, the water inlet 3 is arranged at one end far away from the machine body 1, and the water outlet part 4 is arranged at one end close to the machine body 1, so that the flow direction of the water flow is opposite to the movement direction of the plastic strips, and the rotation direction of the rotating roller 5 is opposite to the direction of the water flow.
Referring to fig. 2, the driving assembly 6 includes a worm wheel 61 coaxially disposed on the rotating roller 5, the driving assembly 6 further includes a long rod 63 rotatably connected in the cooling water tank 2, the long rod 63 is provided with a worm rod part 62 capable of engaging with the worm wheel 61, and the driving assembly 6 further includes a power source 64 for driving the long rod 63 to rotate. The power source 64 is a driving motor installed on the outer wall of the cooling water tank 2, and a rotating shaft of the driving motor is connected with the long rod 63. The long rod 63 rotates to drive the worm part 62 to rotate, so as to drive the worm wheel 61 to rotate, so that the stirring wheel 71 rotates in the water.
Referring to fig. 2, the water outlet portion 4 includes a hollow tube 41 installed on the bottom of the cooling water tank 2, and the water outlet portion 4 further includes an elevating tube 42 screwed to the outer wall of the hollow tube 41, and the elevating tube 42 has a hollow structure. The water in the cooling water tank 2 can overflow through the upper end of the elevating pipe 42. The height of the water surface in the cooling water tank 2 is adjusted by adjusting the height of the elevating pipe 42.
Referring to fig. 2 and 3, a discharging roller 8 is rotatably connected to one end of the cooling water tank 2 away from the machine body 1, and the discharging roller 8 can be rotatably mounted in a bearing manner. After entering the cooling water tank 2, the plastic strip coming out of the machine body 1 goes out of the discharging roller 8, and subsequent operations such as material cutting are performed, so that friction on the plastic strip is reduced. The blow pipe 9 is still installed to the one end that organism 1 kept away from organism 1, and blow pipe 9 is located the top of discharge roller 8, can fix through the luo bolt. The blowing pipe 9 is provided with a blowing port 11, the blowing pipe 9 is further connected with an air blower 10, the blowing port 11 can blow air flow under the action of the air blower 10, the plastic strip can be blown, the plastic strip can be further blown to be cooled, and evaporation of moisture on the surface of the plastic strip can be accelerated.
The implementation principle of the screw extruder in the embodiment of the application is as follows: the plastic strip carries out the melting through organism 1 and extrudes, the plastic strip comes out from organism 1 and passes through cooling trough 2, the aquatic in this in-process plastic strip immerses in cooling trough 2, and go out from discharge roller 8 one end, rotate through driving motor drive spiral worm part 62, thereby drive stirring wheel 71 rotates in the aquatic, improve the heat exchange between water and the plastic strip, thereby improve the cooling effect of plastic strip, the plastic strip is gone out from discharge roller 8, blow pipe 9 can blow the plastic strip, further improve the cooling effect.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a screw extruder, includes organism (1), sets up in cooling trough (2) of organism (1) one end, locates water inlet (3) and play water portion (4) of cooling trough (2), its characterized in that: the water cooling device is characterized in that a rotating roller (5) is rotationally connected in the cooling water tank (2), the cooling water tank (2) is provided with a driving assembly (6) for driving the rotating roller (5) to rotate, and a stirring piece (7) for stirring water is arranged on the rotating roller (5).
2. A screw extruder according to claim 1, wherein: stirring piece (7) are including setting up stirring wheel (71) on live-rollers (5), stirring wheel (71) and live-rollers (5) coaxial setting just set up and be no less than two.
3. A screw extruder according to claim 2, wherein: the circumferential surface of the stirring wheel (71) is uniformly provided with stirring strips (72).
4. A screw extruder according to claim 2, wherein: drive assembly (6) is including locating worm wheel (61) on live-rollers (5), drive assembly (6) still including rotating stock (63) of connecting in cooling trough (2), be equipped with worm part (62) that can mesh with worm wheel (61) on stock (63), drive assembly (6) still including being used for driving stock (63) pivoted power supply (64).
5. A screw extruder according to claim 4, wherein: the power source (64) comprises a driving motor arranged on the outer wall of the cooling water tank (2).
6. A screw extruder according to claim 4, wherein: the water outlet part (4) comprises a hollow pipe (41) arranged in the cooling water tank (2), the outer wall of the upper end of the hollow pipe (41) is connected with a lifting pipe (42) in a threaded mode, and the lifting pipe (42) is of a hollow structure.
7. A screw extruder according to claim 5, wherein: one side of the cooling water tank (2) far away from the machine body (1) is rotatably connected with a discharging roller (8).
8. A screw extruder according to claim 7, wherein: the cooling water tank (2) is provided with a blowpipe (9) at one end far away from the machine body (1), one end of the blowpipe (9) is connected with an air blower (10), and a blowhole (11) facing the discharge roller (8) is formed in the blowpipe (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021524437.2U CN212949116U (en) | 2020-07-28 | 2020-07-28 | Screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021524437.2U CN212949116U (en) | 2020-07-28 | 2020-07-28 | Screw extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212949116U true CN212949116U (en) | 2021-04-13 |
Family
ID=75344132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021524437.2U Expired - Fee Related CN212949116U (en) | 2020-07-28 | 2020-07-28 | Screw extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212949116U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115027036A (en) * | 2022-05-12 | 2022-09-09 | 吴薇 | Plastic master batch forming machine |
-
2020
- 2020-07-28 CN CN202021524437.2U patent/CN212949116U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115027036A (en) * | 2022-05-12 | 2022-09-09 | 吴薇 | Plastic master batch forming machine |
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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: 20210413 |