CN216669458U - Winding sample making machine for large-tow carbon fiber impregnated yarn - Google Patents
Winding sample making machine for large-tow carbon fiber impregnated yarn Download PDFInfo
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- CN216669458U CN216669458U CN202122562769.0U CN202122562769U CN216669458U CN 216669458 U CN216669458 U CN 216669458U CN 202122562769 U CN202122562769 U CN 202122562769U CN 216669458 U CN216669458 U CN 216669458U
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Abstract
The utility model relates to a large-tow carbon fiber impregnated yarn winding sampling machine, which comprises: a frame; arrange in proper order along big tow carbon fiber gummed yarn advancing direction inside rotation type creel, the deflector roll that moves back, steeping vat and the winding frame of frame, move back the yarn deflector roll with be equipped with between the steeping vat and prevent beating the mechanism of twisting with fingers, the steeping vat with be equipped with between the winding frame and scrape gluey mechanism, the winding frame is connected with rotary mechanism. The sample making machine is provided with the twisting prevention mechanism, so that the problem that large-tow carbon fiber yarns are easy to twist can be solved; a guide wheel component is arranged in the impregnation tank, so that the large-tow carbon fiber soaks glue solution more fully; the tension control assembly is used for adjusting sample preparation tension so as to solve the problem of non-uniform impregnation of carbon fibers. Compared with the prior art, the device can accurately control the sample preparation tension, so that the large-tow carbon fiber impregnating glue solution is more sufficient and uniform, and is more sufficiently spread after impregnation, the sample preparation efficiency of the large-tow carbon fiber impregnating yarn tensile sample is improved, and the manual workload is reduced.
Description
Technical Field
The utility model belongs to the technical field of high-performance fiber performance evaluation, and relates to a large-tow carbon fiber impregnated yarn winding sampling machine.
Background
The carbon fiber reinforced composite material has the advantages of high specific strength, good corrosion resistance, small thermal expansion coefficient and the like, and is widely applied to the fields of aerospace, wind power generation, automobile manufacturing, cultural and sports equipment and the like. The tensile strength of the carbon fiber is an important technical index for representing the tensile property of the carbon fiber. At present, the tensile breaking strength of a carbon fiber multifilament yarn is obtained by drawing a dipped yarn tensile sample prepared from the carbon fiber multifilament yarn. The reference national standard mainly comprises GB/T26749 'determination of tensile property of carbon fiber dipping yarn' and GB/T3362 'test method of tensile property of carbon fiber multifilament'. For preparing a carbon fiber impregnated yarn tensile sample, a manual sample preparation method and a mechanical sample preparation method are mainly adopted. The prepared dipped yarn tensile sample is required to be uniformly dipped and have a smooth surface. The traditional manual sample preparation method has low sample preparation efficiency, cannot accurately control sample preparation tension, is easy to twist particularly when large-tow carbon fiber impregnating yarn is used for preparing samples, and has large influence on sample preparation quality by personnel.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a large-tow carbon fiber impregnated yarn winding and sample making machine, which overcomes the defects that the large-tow carbon fiber impregnated yarn is easy to twist, the sample making quality is greatly influenced by personnel, the sample making efficiency is low, the sample making tension cannot be accurately controlled or the impregnation uniformity of the large-tow carbon fiber is difficult to ensure and the like in the prior art. The utility model adopts a mechanized mode, and improves the sample preparation efficiency and the sample preparation quality.
The purpose of the utility model can be realized by the following technical scheme:
a large-tow carbon fiber impregnating yarn winding sampling machine comprises:
a frame;
arrange rotation type yarn barrel holder, back yarn deflector roll, steeping vat and the winding frame inside the frame in proper order along big silk bundle carbon fiber gummed yarn advancing direction, back the yarn deflector roll with be equipped with between the steeping vat and prevent beating the twisting mechanism, the steeping vat with be equipped with between the winding frame and scrape gluey mechanism, the winding frame is connected with rotary mechanism.
Furthermore, the twisting prevention mechanism is two guide rollers which rotate relatively, and the gap between the two guide rollers just enables the dipped rubber yarns to pass through.
Further, a guide wheel assembly is arranged in the glue dipping tank.
Furthermore, the guide wheel assembly is provided with a plurality of guide wheel assemblies, and 2 guide wheel assemblies can be selected.
Further, the sampling machine is provided with a tension control assembly.
Further, the tension control assembly is a tension pulley.
Furthermore, the tension wheel is arranged between the glue scraping mechanism and the yarn winding frame.
Furthermore, the sampling machine is provided with a tension measuring mechanism.
Further, the tension measuring mechanism is a tension sensor.
Furthermore, the tension sensor is arranged between the glue scraping mechanism and the yarn winding frame.
Further, a guide roller assembly is arranged between the glue scraping mechanism and the yarn winding frame.
Furthermore, the guide roller assembly is provided with a plurality of guide roller assemblies, and the guide roller assemblies can be selected from 4 guide roller assemblies, and are arranged at a certain angle.
Further, the guide roller assembly is a wide guide roller assembly.
Furthermore, a positioning assembly is arranged between the twisting prevention mechanism and the glue dipping tank.
Further, the positioning component is a positioning roller.
Furthermore, a pin is arranged on the yarn winding frame and inserted into a pin hole of the rotating mechanism.
Further, the specification of the large-tow carbon fiber impregnated yarn is 24-48 k.
Furthermore, the rotary yarn barrel rack is provided with an air inflation mechanism, and the air inflation mechanism can lock the yarn barrel.
Furthermore, the sampling machine is electrically connected with the control assembly.
Further, the glue scraping mechanism is a glue scraping sheet.
The operation of the utility model comprises the following steps:
(1) placing a shaft of large-tow carbon fiber yarn on a rotary yarn barrel frame, and then locking a yarn barrel through an air expansion mechanism;
(2) leading out the yarn from the yarn group, and sequentially passing through a yarn withdrawing guide roller, an anti-twisting mechanism and a positioning assembly;
(3) leading the carbon fiber yarns led out from the gap of the twisting prevention mechanism to pass through a guide wheel assembly in a glue dipping tank and then pass through a glue scraping mechanism;
(4) the yarn is wound around guide roller assemblies arranged at a certain angle in sequence;
(5) inserting the yarn winding frame into the pin hole of the rotating mechanism through the connecting column of the yarn winding frame;
(6) pouring glue solution for impregnating the yarns into the glue dipping tank, and continuously pulling out more carbon fibers led out in the step (4) until all the yarns which are not impregnated with the glue solution at the front section are pulled out;
(7) after ensuring that the pulled carbon fiber yarns are all soaked in the glue solution, cutting off and discarding the carbon fibers pulled out from the front section by using scissors, and manually fixing the end of a new yarn on a yarn winding frame in a knotting mode;
(8) starting a mechanical winding procedure to complete the preparation of the winding frame of the 1-carbon fiber impregnated yarn, cutting the yarn after winding, and knotting and fixing the yarn at the tail end of the winding frame;
(9) and (3) placing the finished dipped yarn winding frame at normal temperature for a period of time to enable the diluent in the glue solution to be dried, and sending the glue solution into a temperature control curing furnace to finish curing of the dipped yarn according to a certain temperature rise program.
The utility model can realize the function of winding the large-tow carbon fiber yarn on the winding frame after dipping the glue solution according to the preset program. Aiming at the characteristic that large-tow carbon fiber yarns are easy to twist in the unwinding and drawing process from a creel, the sampling machine is provided with an anti-twisting mechanism; the yarns pass through a plurality of guide wheel assemblies in the impregnation tank, so that the impregnation stroke is increased, and the large-tow carbon fiber is more fully impregnated with glue solution; by designing the wide guide roller assembly, the problem of insufficient spreading after dipping the large-tow carbon fibers is solved. The problem of uneven impregnation in the carbon fiber impregnation process is solved by adjusting the sample preparation tension, the winding speed and the like. The device can be used for efficiently and stably preparing the carbon fiber dipped yarn tensile sample.
Compared with the prior art, the utility model has the following advantages:
(1) when the large-tow carbon fiber yarn unwinding and drawing device is used, the problem that large-tow carbon fiber yarns are easy to twist in the unwinding and drawing process of the bobbin creel can be avoided;
(2) the utility model can accurately control the sample preparation tension, can ensure that the large-tow carbon fiber soaks glue solution more fully and uniformly, and is spread more fully after gum dipping;
(3) the utility model improves the sample preparation efficiency of the large-tow carbon fiber impregnated yarn tensile sample and reduces the manual workload.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
The notation in the figure is:
1-a frame, 2-a control component, 3-an anti-twisting guide roller, 4-a positioning roller, 5-a rotary bobbin holder, 6-a yarn withdrawing guide roller, 7-a glue dipping tank, 8-a glue scraping sheet, 9-a tension wheel, 10-a tension sensor, 11-a yarn winding frame, 12-a glue dipping guide wheel and 13-a yarn guide roller.
Detailed Description
The utility model is described in detail below with reference to the figures and the specific embodiments. The present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
In the following embodiments or examples, functional components or structures that are not specifically described are all conventional components or structures that are adopted in the art to achieve the corresponding functions.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model is described in detail below with reference to the figures and specific embodiments.
In order to overcome the defects that large-tow carbon fiber gummed yarns are easy to twist, sample preparation quality is greatly influenced by personnel, sample preparation efficiency is low, sample preparation tension cannot be accurately controlled or gum impregnation uniformity of large-tow carbon fibers is difficult to ensure and the like in the prior art, the utility model provides a large-tow carbon fiber gummed yarn winding sample preparation machine, which comprises:
a frame 1;
arrange in proper order at inside rotation type creel 5 of frame 1, back yarn deflector roll 6, steeping vat 7 and around yarn frame 11 along big silk bundle carbon fiber gummed yarn advancing direction, back yarn deflector roll 6 with be equipped with between the steeping vat 7 and prevent twisting with fingers deflector roll 3, the steeping vat 7 with be equipped with between the winding frame 11 and scrape the film 8, the winding frame 11 is connected with rotary mechanism.
In some embodiments, referring to fig. 1, the anti-twisting guide roller 3 is two oppositely rotating guide rollers, and the gap between the two guide rollers just allows the dipping yarn to pass through.
In some embodiments, referring to fig. 1, 2 dip rollers 12 are disposed in the dip tank 7.
In some embodiments, referring to fig. 1, the sampling machine is provided with a tension pulley 9.
In a more specific embodiment, the tension pulley 9 is arranged between the film scraper 8 and the yarn winding frame 11.
In some embodiments, referring to fig. 1, the prototype is provided with a tension sensor 10.
In a more specific embodiment, the tension sensor 10 is arranged between the film 8 and the winding frame 11.
In some embodiments, referring to fig. 1, a wide yarn guide roller 13 is disposed between the doctor blade 8 and the winding frame 11.
In a more specific embodiment, said guide rollers 13 are provided in 4 and are arranged at an angle.
In some specific embodiments, referring to fig. 1, a positioning roller 4 is disposed between the anti-twisting guide roller 3 and the glue dipping tank 7.
In some specific embodiments, the large tow carbon fiber dipped yarn has a gauge of 24-48 k.
In some embodiments, the winding frame 11 is provided with a pin, and the pin is inserted into a pin hole of the rotating mechanism.
In some embodiments, the rotary creel 5 is provided with an air-inflation mechanism that allows locking of the package.
In some embodiments, referring to fig. 1, the sampling machine is electrically connected to the control unit 2.
The operation of the utility model comprises the following steps:
(1) placing a shaft of large-tow carbon fiber yarn on a rotary yarn barrel frame 5, and then locking a yarn barrel through an air expansion mechanism;
(2) leading out the yarn from the yarn group, and sequentially passing through a yarn withdrawal guide roller 6, an anti-twisting guide roller 3 and a positioning roller 4;
(3) leading the carbon fiber yarns led out from the gap of the twisting prevention guide roller 3 through a gumming guide wheel 12 in a gumming tank 7, and then passing through a rubber sheet 8;
(4) the yarn is wound around the yarn guide rollers 13 arranged at a certain angle in sequence;
(5) inserting the yarn winding frame 11 into the pin hole of the rotating mechanism through the connecting column of the yarn winding frame 11;
(6) pouring glue solution for dipping the yarns into the glue dipping tank 7, and continuously pulling out more carbon fibers led out in the step (4) until all the yarns which are not dipped in the glue solution at the front section are pulled out;
(7) after ensuring that the pulled carbon fiber yarns are all soaked in the glue solution, cutting off the carbon fibers pulled out from the front section by using scissors, and manually fixing the end of a new yarn on the yarn winding frame 11 in a knotting mode;
(8) starting a mechanical winding procedure to finish the preparation of the winding frame 11 of the 1-carbon fiber impregnated yarn, cutting the yarn after winding, and knotting and fixing the yarn at the tail end of the winding frame 11;
(9) and (3) placing the finished dipped yarn winding frame 11 at normal temperature for a period of time to dry the diluent in the glue solution, and sending the glue solution into a temperature control curing furnace to finish curing of the dipped yarn according to a certain temperature rise program.
The utility model can realize the function of winding the large-tow carbon fiber yarn on the winding frame 11 after dipping the glue solution according to the preset program. Aiming at the characteristic that large-tow carbon fiber yarns are easy to twist in the unwinding and drawing process from a creel, the sampling machine is provided with an anti-twisting guide roller 3; the yarn passes through a gumming guide wheel 12 in a gumming tank 7, so that the gumming stroke is increased, and the large-tow carbon fiber soaks the glue solution more fully; by designing the wide yarn guide roller 13, the problem that the large-tow carbon fibers are not spread sufficiently after being gummed is solved. The problem of uneven impregnation in the carbon fiber impregnation process is solved by adjusting the sample preparation tension, the winding speed and the like. The device can be used for efficiently and stably preparing the carbon fiber dipped yarn tensile sample.
Example 1:
the embodiment provides a big silk bundle carbon fiber gummed yarn winding sampling machine, includes: the yarn guide device comprises a frame 1, a control assembly 2, an anti-twisting guide roller 3, a positioning roller 4, a bobbin holder 5, a yarn withdrawal guide roller 6, a glue dipping tank 7, a rubber scraping sheet 8, a tension wheel 9, a tension sensor 10, a winding frame 11, a glue dipping wheel 12 and a yarn guide roller 13. The operation steps of the sampling machine are as follows:
(a) placing a shaft of large-tow carbon fiber yarn on a rotary yarn barrel frame 5, and locking a yarn barrel by adopting an air expansion mechanism after installing a baffle;
(b) leading out the yarn from the yarn group, and sequentially passing through a yarn withdrawal guide roller 6, an anti-twisting guide roller 3 and a positioning roller 4;
(c) leading the carbon fiber yarns led out from the gap of the twisting prevention guide roller 3 through a gumming guide wheel 12 in a gumming tank 7, and then passing through a rubber sheet 8;
(d) the yarn is wound around the yarn guide rollers 13 arranged at a certain angle in sequence;
(e) inserting the yarn winding frame 11 into the pin hole of the rotating mechanism through the connecting column of the yarn winding frame 11;
(f) pouring glue solution for dipping the yarns into the glue dipping tank 7, and continuously pulling out more carbon fibers led out in the step (d) until all the yarns which are not dipped in the glue solution at the front section are pulled out;
(g) after ensuring that the pulled carbon fiber yarns are all soaked in the glue solution, cutting off the carbon fibers pulled out from the front section by using scissors, and manually fixing the end of a new yarn on the yarn winding frame 11 in a knotting mode;
(h) starting a mechanical winding procedure to complete the preparation of the winding frame 11 of the 1-carbon fiber impregnated yarn, cutting the yarn after winding, and knotting and fixing the yarn at the tail end of the winding frame 11;
(i) and (3) placing the finished dipped yarn winding frame 11 at normal temperature for a period of time to dry the diluent in the glue solution, and sending the glue solution into a temperature control curing furnace to finish curing of the dipped yarn according to a certain temperature rise program.
The control assembly 2 is used to coordinate the operation of other components.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.
Claims (10)
1. A large tow carbon fiber impregnating yarn winding sampling machine is characterized by comprising the following components:
a frame (1);
arrange in proper order along big silk bundle carbon fiber gummed yarn advancing direction frame (1) inside rotation type yarn bobbin holder (5), back yarn deflector roll (6), steeping vat (7) and wind yarn frame (11), back yarn deflector roll (6) with be equipped with between steeping vat (7) and prevent beating the mechanism of twisting with fingers, steeping vat (7) with be equipped with around between yarn frame (11) and scrape gluey mechanism, wind yarn frame (11) and be connected with rotary mechanism.
2. The large-tow carbon fiber impregnating yarn winding sampling machine according to claim 1, wherein the anti-twisting mechanism is two oppositely rotating guide rollers, and the gap between the two guide rollers just allows the impregnating yarn to pass through.
3. The large-tow carbon fiber impregnating yarn winding sampling machine according to claim 1, characterized in that a plurality of guide wheel assemblies are arranged in the impregnating tank (7).
4. The large-tow carbon fiber impregnating yarn winding sample making machine according to claim 1, further comprising a tension control assembly.
5. A large-tow carbon fiber impregnating yarn winding sample making machine according to claim 4, characterized in that said tension control assembly is a tension wheel (9) arranged between said glue scraping mechanism and said yarn winding frame (11).
6. The large-tow carbon fiber impregnating yarn winding sampling machine according to claim 1, characterized by further comprising a tension measuring mechanism.
7. A large tow carbon fiber impregnating yarn winding sampling machine according to claim 6, characterized in that the tension measuring mechanism is a tension sensor, which is arranged between the glue scraping mechanism and the yarn winding frame (11).
8. The large-tow carbon fiber impregnating yarn winding sampling machine according to claim 1, characterized in that a guide roller assembly is arranged between the glue scraping mechanism and the yarn winding frame (11).
9. The large-tow carbon fiber impregnating yarn winding sample making machine according to claim 1, wherein a pin is provided on the yarn winding frame (11), and the pin is inserted into a pin hole of the rotating mechanism.
10. The large-tow carbon fiber dipped yarn winding sampling machine as claimed in claim 1, wherein the specification of the large-tow carbon fiber dipped yarn is 24 k-48 k.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122562769.0U CN216669458U (en) | 2021-10-25 | 2021-10-25 | Winding sample making machine for large-tow carbon fiber impregnated yarn |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122562769.0U CN216669458U (en) | 2021-10-25 | 2021-10-25 | Winding sample making machine for large-tow carbon fiber impregnated yarn |
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| Publication Number | Publication Date |
|---|---|
| CN216669458U true CN216669458U (en) | 2022-06-03 |
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| CN202122562769.0U Active CN216669458U (en) | 2021-10-25 | 2021-10-25 | Winding sample making machine for large-tow carbon fiber impregnated yarn |
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- 2021-10-25 CN CN202122562769.0U patent/CN216669458U/en active Active
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