CN220113968U - Double-step integrated screw extruder - Google Patents
Double-step integrated screw extruder Download PDFInfo
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- CN220113968U CN220113968U CN202321648956.3U CN202321648956U CN220113968U CN 220113968 U CN220113968 U CN 220113968U CN 202321648956 U CN202321648956 U CN 202321648956U CN 220113968 U CN220113968 U CN 220113968U
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- 238000002156 mixing Methods 0.000 claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 14
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000005086 pumping Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The utility model discloses a double-stage integrated spiral extruder, which comprises a first-stage extruder, a second-stage extruder and a base; the first-stage machine is provided with a feeding device, a mixing cylinder is connected below the feeding device, the mixing cylinder pushes materials in the feeding device into a discharging cavity at the front end, and the other end of the mixing cylinder is connected with a first transmission device; a pushing cylinder is arranged on the second stage machine, the upper part of the pushing cylinder is connected with the bottom of the blanking cavity, one end of the pushing cylinder is connected with a second transmission device, and a vacuumizing device is arranged between the second stage machine and the first stage machine; one side of the base is connected with a control box, and a boss is arranged on one side of the base; the utility model changes the traditional double-order vertical orthogonal arrangement mode, and the first-order machine is arranged above the second-order machine, and then the whole double-order machine set is parallelly combined on the base, so that the whole double-order machine set is arranged on the same horizontal line, the normal operation function of the double-order machine set is ensured, the occupied area is saved, and the working space can be provided for other machine sets to a certain extent, thereby improving the production efficiency.
Description
Technical Field
The utility model relates to the technical field of extrusion equipment, in particular to a double-stage integrated screw extruder.
Background
The double-stage extruder is generally referred to as a primary-secondary extruder, wherein the first stage is a co-rotating double-screw extruder, the second stage is a single-screw extruder, the double-stage extruder can realize shearing and mixing of materials by the double-screw extruder, extrusion and granulation are completed by the single-screw extruder, the scientifically advanced structure can avoid the decomposition phenomenon of the materials caused by overheating, and the double-stage extruder is favored by the characteristics of low equipment energy consumption, good product quality and high yield.
At present, the first-stage unit and the second-stage unit in the double-stage extruder on the market are generally vertically distributed, so that the whole device occupies a large area, is inconvenient to move and manually operate, and has poor practicability in certain specific environments.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a double-stage integrated screw extruder, which is characterized in that a primary-secondary double-stage extruder unit is set on the same straight line, so that the occupied area is reduced, and the practicability of the device is improved.
Based on the technical problems in the background technology, the utility model provides a double-stage integrated screw extruder, which comprises a first-stage extruder, a second-stage extruder and a base;
the first-stage machine is provided with a feeding device, a mixing cylinder is connected below the feeding device, the mixing cylinder pushes materials in the feeding device into a discharging cavity at the front end, and the other end of the mixing cylinder is connected with a first transmission device;
a pushing cylinder is arranged on the second stage machine, the upper part of the pushing cylinder is connected with the bottom of the blanking cavity, one end of the pushing cylinder is connected with a second transmission device, and a vacuumizing device is arranged between the second stage machine and the first stage machine;
one side of the base is connected with a control box, and one side of the base is provided with a boss.
Preferably, one end of the first-stage machine is connected to the pushing cylinder through the blanking cavity, the other end of the first-stage machine is erected on the boss, and the second-stage machine frame is arranged on one side, far away from the boss, of the base.
Optionally, the first-stage machine is a double-screw mixer, the second-stage machine is a single-screw extruder, and the first-stage machine and the second-stage machine are both arranged in parallel with the base.
Preferably, a connecting plate is arranged on the second transmission device, the connecting plate is connected with the vacuumizing device, and the other end of the vacuumizing device is connected to the bottom of the mixing cylinder.
Preferably, the pushing cylinder is further connected with a supporting plate, and the supporting plate supports the pushing cylinder on the base.
Preferably, the control box is connected with all power systems in the control double-stage extruder.
Compared with the prior art, the double-stage integrated screw extruder provided by the utility model adopts the technical scheme, and achieves the following technical effects:
the utility model changes the traditional double-order vertical orthogonal arrangement mode, and the first-order machine is arranged above the second-order machine, and then the whole double-order machine set is parallelly combined on the base, so that the whole double-order machine set is arranged on the same horizontal line, the normal operation function of the double-order machine set is ensured, the occupied area is saved, and the working space can be provided for other machine sets to a certain extent, thereby improving the production efficiency.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of another perspective structure of the present utility model;
FIG. 3 is a schematic view of a split structure of the present utility model;
in the figure: 1. a first order machine; 2. a second machine; 3. a base; 4. a feeding device; 5. a mixing cylinder; 6. a blanking cavity; 7. a first transmission device; 8. a pushing cylinder; 9. a second transmission device; 10. a vacuum pumping device; 11. a control box; 12. a connecting plate; 13. and a support plate.
Detailed Description
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
Referring to fig. 1-3, the present utility model provides a double-stage integrated screw extruder, which comprises a first stage machine 1, a second stage machine 2 and a base 3;
specifically, a feeding device 4 is arranged on the first-stage machine 1, a mixing cylinder 5 is connected below the feeding device 4, the mixing cylinder 5 pushes materials in the feeding device 4 into a discharging cavity 6 at the front end, and the other end of the mixing cylinder 5 is connected with a first transmission device 7;
specifically, a pushing cylinder 8 is arranged on the second stage machine 2, the upper part of the pushing cylinder 8 is connected with the bottom of the blanking cavity 6, one end of the pushing cylinder 8 is connected with a second transmission device 9, and a vacuumizing device 10 is arranged between the second stage machine 2 and the first stage machine 1;
specifically, one side of the base 3 is connected with a control box 11, and one side of the base 3 is provided with a boss 301
The specific granulating process of the materials in the double-stage extruder is that firstly, the materials are poured into a feeding device 4 for mixing, after the mixing reaches the designated time, the materials are discharged into a mixing cylinder 5, the materials are filtered by a filtering device before entering the mixing cylinder 5, impurities are removed, the materials are pushed into a blanking cavity 6 by the mixing cylinder 5, and when the materials are pushed by double screws in the mixing cylinder 5, air in the cylinder is discharged by a vacuumizing device 10, so that the mixing cylinder 5 is in a vacuum state, the first-stage extruder 1 works completely, the materials are pushed into a second-stage extruder 2, the materials enter a pushing cylinder 8 from the blanking cavity 6, and the single screws are used for pushing and extruding, so that the whole production process of the double-stage screw extruder is completed.
Referring to fig. 3, one end of the first stage machine 1 is connected to the pushing cylinder 5 through the blanking cavity 6, the other end is erected on the boss 301, and the second stage machine 2 is erected on one side of the base 3 away from the boss 301.
Specifically, the first stage machine 1 is a twin-screw mixer, the second stage machine 2 is a single-screw extruder, and the first stage machine 1 and the second stage machine 2 are both arranged in parallel with the base 3
The first stage machine 1 is fixed mainly by means of a first connected transmission device 7 which is erected on a boss 301 of the base 3, and the front end is fixed by means of being erected at the other end of the base 3 in a combined way with a pushing cylinder 5 on the second stage machine 2.
Referring to fig. 1, a connecting plate 12 is arranged on the second transmission device 9, a vacuum pumping device 10 is connected to the connecting plate 12, and the other end of the vacuum pumping device 10 is connected to the bottom of the mixing barrel 5
The vacuum-pumping device 10 is mainly arranged on the connecting plate 12, and the vacuum-pumping device 10 comprises a plurality of vacuum-pumping valves, and because the mixing barrel 5 is internally provided with a double-screw and screw rod matched structure, a plurality of vacuum tubes are needed to carry out vacuum-pumping treatment on the mixing barrel 5, so that the mixing barrel 5 is ensured to be kept in a vacuum state at each stage of screw rod pushing.
Referring to fig. 1, a support plate 13 is further connected to the pushing cylinder 8, and the support plate 13 supports the pushing cylinder 8 on the base 3.
The supporting plate 13 provides a certain supporting force for the pushing cylinder 8, supports the front end of the whole second stage machine 2 on the base 3, and simultaneously ensures the stability of the first stage 1 above.
Referring to fig. 2, a control box 11 is connected to control all the power systems in the twin-stage extruder.
In the actual production process, as each device body of the double-stage extruder generates heat in the operation process, the surface temperature of the device body is higher, and although a cooling system is usually arranged in the device body for cooling, the device body still has certain danger in the operation process, and therefore, centralized control equipment is arranged for monitoring the data of each stage so as to adjust in time, the production process is dataized, and the production quality is improved.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The double-stage integrated screw extruder is characterized by comprising a first-stage machine (1), a second-stage machine (2) and a base (3);
the feeding device (4) is arranged on the first-stage machine (1), a mixing cylinder (5) is connected below the feeding device (4), the mixing cylinder (5) pushes materials in the feeding device (4) into a discharging cavity (6) at the front end, and the other end of the mixing cylinder is connected with a first transmission device (7);
a pushing cylinder (8) is arranged on the second stage machine (2), the upper part of the pushing cylinder (8) is connected with the bottom of the blanking cavity (6), one end of the pushing cylinder (8) is connected with a second transmission device (9), and a vacuumizing device (10) is arranged between the second stage machine (2) and the first stage machine (1);
one side of the base (3) is connected with a control box (11), and one side of the base (3) is provided with a boss (301).
2. The double-stage integrated screw extruder according to claim 1, wherein one end of the first stage machine (1) is connected to the pushing cylinder (5) through the blanking cavity (6), the other end of the first stage machine is erected on the boss (301), and the second stage machine (2) is erected on one side, far away from the boss (301), of the base (3).
3. The double-stage integrated screw extruder according to claim 2, wherein the first stage machine (1) is a double-screw mixer, the second stage machine (2) is a single-screw extruder, and the first stage machine (1) and the second stage machine (2) are both arranged in parallel with the base (3).
4. The double-stage integrated screw extruder according to claim 1, wherein a connecting plate (12) is arranged on the second transmission device (9), the connecting plate (12) is connected with the vacuumizing device (10), and the other end of the vacuumizing device (10) is connected with the bottom of the mixing cylinder (5).
5. A twin-stage screw extruder according to claim 1, characterised in that the push barrel (8) is further connected with a support plate (13), the support plate (13) supporting the push barrel (8) at the base (3).
6. A twin-stage screw extruder according to claim 1, characterised in that the control box (11) is connected to control all the power systems in the twin-stage extruder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321648956.3U CN220113968U (en) | 2023-06-27 | 2023-06-27 | Double-step integrated screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321648956.3U CN220113968U (en) | 2023-06-27 | 2023-06-27 | Double-step integrated screw extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220113968U true CN220113968U (en) | 2023-12-01 |
Family
ID=88913224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321648956.3U Active CN220113968U (en) | 2023-06-27 | 2023-06-27 | Double-step integrated screw extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220113968U (en) |
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2023
- 2023-06-27 CN CN202321648956.3U patent/CN220113968U/en active Active
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