CN204398292U - A kind of double screw extruder for asphalt-based carbon fiber precursor device for spinning - Google Patents
A kind of double screw extruder for asphalt-based carbon fiber precursor device for spinning Download PDFInfo
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- CN204398292U CN204398292U CN201420808484.8U CN201420808484U CN204398292U CN 204398292 U CN204398292 U CN 204398292U CN 201420808484 U CN201420808484 U CN 201420808484U CN 204398292 U CN204398292 U CN 204398292U
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Abstract
The utility model relates to a kind of double screw extruder for asphalt-based carbon fiber precursor device for spinning, comprise frame and blower fan temperature control mouth, reductor is arranged in described frame, be connected with gear-box by shaft coupling at the output of described reductor, one end of twin-screw is connected with described gear-box, the other end of described twin-screw connects die head, is also socketed barrel, described barrel is installed heat block and cooling jacket in the periphery of described twin-screw; Also comprise cycloidal planetary gear speed reducer, the output of described cycloidal planetary gear speed reducer is connected with feed screw, and the tail end of described feed screw stretches into feed pipe, and described feed pipe is connected with barrel, and described barrel also connects vacuum orifice.The utility model structure is simple, easy to use, adopts internal messing incongruous double screw effectively can ensure the uniformity of melt flow, utilizes the control that blower fan temperature control mouth and heat block can effectively realize temperature in melt, ensures the uniformity of melt temperature.
Description
Technical field
The utility model relates to spinning equipment, particularly relates to a kind of double screw extruder for asphalt-based carbon fiber precursor device for spinning.
Background technology
At present, single screw extrusion machine melt extrusion is all adopted in existing spinning equipment, the feature that noise is low although single screw extrusion machine has, smooth running, bearing capacity are large, the life-span is long, but existing singe screw structure cannot take into account the uniformity of the flow of pitch, greatly reduces production efficiency thus.
Utility model content
The applicant is for above-mentioned existing issue, be studied improvement, a kind of double screw extruder for asphalt-based carbon fiber precursor device for spinning is provided, utilizes the utility model effectively can ensure the uniformity of melt flow and temperature, substantially increase production efficiency.
The technical scheme that the utility model adopts is as follows:
A kind of double screw extruder for asphalt-based carbon fiber precursor device for spinning, comprise frame and blower fan temperature control mouth, reductor is arranged in described frame, be connected with gear-box by shaft coupling at the output of described reductor, one end of twin-screw is connected with described gear-box, the other end of described twin-screw connects die head, is also socketed barrel, described barrel is installed heat block and cooling jacket in the periphery of described twin-screw; Also comprise cycloidal planetary gear speed reducer, the output of described cycloidal planetary gear speed reducer is connected with feed screw, and the tail end of described feed screw stretches into feed pipe, and described feed pipe is connected with barrel, and described barrel also connects vacuum orifice.
Its further technical scheme is:
Described twin-screw by two engage each other screw rod form, the stem along described screw rod is disposed in order the first metering section L1, the first compression section L2, the first transportation section L3, vacuum zone L4, anti-spiral shell rib section L5, the second metering section L6, the second compression section L7, the second transportation section L8, machine barrel seal section L9, power linkage section L0;
Described first metering section L1 is identical with the length of the second metering section L6, and described first compression section L2 is identical with the length of the second compression section L7;
The length of described first transportation section L3 is less than the length of the second transportation section L8, and the flight pitch of described first transportation section L3 is less than the flight pitch of the second transportation section L8.
The beneficial effects of the utility model are as follows:
The utility model structure is simple, easy to use, adopt internal messing incongruous double screw effectively can ensure the uniformity of melt flow, utilize the control that blower fan temperature control mouth and heat block can effectively realize temperature in melt, ensure the uniformity of melt temperature, the utility model has the high advantage of automaticity, substantially increases production efficiency.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model.
Fig. 2 is the structural representation of twin-screw in the utility model.
Wherein: 101, frame; 102, reductor; 103, shaft coupling; 104, gear-box; 105, cycloidal planetary gear speed reducer; 106, feed screw; 107, feed pipe; 108, cooling jacket; 109, twin-screw; 110, vacuum orifice; 111, heat block; 112, die head; 113, blower fan temperature control mouth; 114, barrel.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described.
As shown in Figure 1, a kind of double screw extruder for asphalt-based carbon fiber precursor device for spinning described in the utility model comprises frame 101 and blower fan temperature control mouth 113, reductor 102 is arranged in frame 101, be connected with gear-box 104 by shaft coupling 103 at the output of reductor 102, one end of twin-screw 109 is connected with gear-box 104, the other end of twin-screw 109 connects die head 112, also be socketed barrel 114 in the periphery of twin-screw 109, barrel 114 installed heat block 111 and cooling jacket 108; Also comprise cycloidal planetary gear speed reducer 105, the output of cycloidal planetary gear speed reducer 105 is connected with feed screw 106, and the tail end of feed screw 106 stretches into feed pipe 107, and feed pipe 107 is connected with barrel 114, and barrel 114 also connects vacuum orifice 110.
Twin-screw 109 by two engage each other screw rod form, the stem along screw rod is disposed in order the first metering section L1, the first compression section L2, the first transportation section L3, vacuum zone L4, anti-spiral shell rib section L5, the second metering section L6, the second compression section L7, the second transportation section L8, machine barrel seal section L9, power linkage section L0.First metering section L1 is identical with the length of the second metering section L6, and the first compression section L2 is identical with the length of the second compression section L7.The length of the first transportation section L3 is less than the length of the second transportation section L8, and the flight pitch of the first transportation section L3 is less than the flight pitch of the second transportation section L8.Above-mentioned power linkage section L0 makes it drive twin-screw 109 to move for connecting power source; second transportation section L8 is used for the conveying of particle or powder melts; the disconnected L3 of first conveying is used for the conveying of fluid, and vacuum zone L4 is corresponding with vacuum port 110 and vacuumize melt, and anti-spiral shell rib section L5 is for choked flow.
Specific works process of the present utility model is as follows:
As Fig. 1, shown in Fig. 2, input polymer melt contacts with feed screw 106, feed screw 106 drives rotation by cycloidal planetary gear speed reducer 105, and polymer melt is inputed in feed pipe 107, cylindrical shell falls in twin-screw 109 by gravity, owing to being disposed in order the first metering section L1 on screw rod, first compression section L2, first transportation section L3, vacuum zone L4, anti-spiral shell rib section L5, second metering section L6, second compression section L7, second transportation section L8, utilize twin-screw that the melt of sequential advancement is collected in course of conveying, and there is complicated mixed flow, effectively can strengthen mixing of materials, utilize vacuum orifice 110 pairs of melts to vacuumize simultaneously, prevent melt from stirring extrusion process, producing bubble or gas-entrained, thus improve the quality of melt and spinning, as Fig. 1, shown in Fig. 2, melt Conveying passes through measuring pump to twin-screw 109 tail end, booster pump supercharging also carries out accurate Calculation to spinning pack.
More than describing is to explanation of the present utility model, and be not the restriction to utility model, the utility model limited range is see claim, and when without prejudice to basic structure of the present utility model, the utility model can do any type of amendment.
Claims (4)
1. the double screw extruder for asphalt-based carbon fiber precursor device for spinning, it is characterized in that: comprise frame (101) and blower fan temperature control mouth (113), reductor (102) is arranged in described frame (101), be connected with gear-box (104) by shaft coupling (103) at the output of described reductor (102), one end of twin-screw (109) is connected with described gear-box (104), the other end of described twin-screw (109) connects die head (112), barrel (114) is also socketed in the periphery of described twin-screw (109), described barrel (114) is installed heat block (111) and cooling jacket (108), also comprise cycloidal planetary gear speed reducer (105), the output of described cycloidal planetary gear speed reducer (105) is connected with feed screw (106), the tail end of described feed screw (106) stretches into feed pipe (107), described feed pipe (107) is connected with barrel (114), and described barrel (114) also connects vacuum orifice (110).
2. a kind of double screw extruder for asphalt-based carbon fiber precursor device for spinning as claimed in claim 1, it is characterized in that: described twin-screw (109) by two engage each other screw rod form, the stem along described screw rod is disposed in order the first metering section L1, the first compression section L2, the first transportation section L3, vacuum zone L4, anti-spiral shell rib section L5, the second metering section L6, the second compression section L7, the second transportation section L8, machine barrel seal section L9, power linkage section L0.
3.
as claimed in claim 2 for a double screw extruder for asphalt-based carbon fiber precursor device for spinning, it is characterized in that: described first metering section L1 is identical with the length of the second metering section L6, described first compression section L2 is identical with the length of the second compression section L7.
4. a kind of double screw extruder for asphalt-based carbon fiber precursor device for spinning as claimed in claim 2, it is characterized in that: the length of described first transportation section L3 is less than the length of the second transportation section L8, the flight pitch of described first transportation section L3 is less than the flight pitch of the second transportation section L8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420808484.8U CN204398292U (en) | 2014-12-19 | 2014-12-19 | A kind of double screw extruder for asphalt-based carbon fiber precursor device for spinning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420808484.8U CN204398292U (en) | 2014-12-19 | 2014-12-19 | A kind of double screw extruder for asphalt-based carbon fiber precursor device for spinning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204398292U true CN204398292U (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420808484.8U Active CN204398292U (en) | 2014-12-19 | 2014-12-19 | A kind of double screw extruder for asphalt-based carbon fiber precursor device for spinning |
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| CN (1) | CN204398292U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104494102A (en) * | 2014-12-19 | 2015-04-08 | 无锡兰华纺织机械有限公司 | Twin-screw extrusion device for pitch carbon fiber protofilament spinning device |
-
2014
- 2014-12-19 CN CN201420808484.8U patent/CN204398292U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104494102A (en) * | 2014-12-19 | 2015-04-08 | 无锡兰华纺织机械有限公司 | Twin-screw extrusion device for pitch carbon fiber protofilament spinning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |