CN218370833U - Constant tension device of carbon fiber prepreg tape - Google Patents
Constant tension device of carbon fiber prepreg tape Download PDFInfo
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- CN218370833U CN218370833U CN202222785830.2U CN202222785830U CN218370833U CN 218370833 U CN218370833 U CN 218370833U CN 202222785830 U CN202222785830 U CN 202222785830U CN 218370833 U CN218370833 U CN 218370833U
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Abstract
A constant tension device for a carbon fiber prepreg tape comprises an unwinding mechanism and a winding tap mechanism, wherein the unwinding mechanism comprises a mounting bracket fixed with a winding trolley, an inflatable unwinding shaft mounted in a matched manner with a prepreg tape winding drum is mounted at the free end of the mounting bracket, a magnetic powder clutch for controlling unwinding tension is arranged on the mounting bracket between the inflatable unwinding shaft and the winding trolley, an automatic tension mechanism is arranged on the mounting bracket between the inflatable unwinding shaft and the winding trolley, the prepreg tape winding drum is mounted on the inflatable shaft, and the unwinding tension is controlled through the magnetic powder clutch; the prepreg tape passes through a pneumatic automatic tension mechanism, the angle of a cloth guide arm is adjusted through a cylinder, the tightness state of the prepreg tape in the operation process is changed, and real-time tension control on the fabric is realized; the prepreg tape passes through the middle of the two guide rollers on the winding extending arm, and the prepreg tape and the guide rollers form a wrap angle to play a role in clamping the prepreg tape; the presoaked belt is guided by the cloth guide groove on the anti-skid guide roller and then winds the inner container of the gas storage tank. The winding track is stable, the winding efficiency is high, and the winding quality fluctuation is small.
Description
Technical Field
The utility model relates to a combined material winding equipment, especially a permanent tension device of carbon fiber prepreg tape.
Background
The composite material high-pressure gas storage bottle is generally prepared by winding high-strength fibers such as carbon fibers and the like into an airtight inner container by a wet method, but the wet method winding has the defects of poor weight controllability and the like, and the extremely light weight is difficult to realize. Adopt carbon fiber prepreg tape to carry out the dry process winding and have apparent advantage, but carbon fiber prepreg tape has certain width, traditional wet process winding equipment can not directly be used, and because the winding angle changes at the winding in-process, the godet mouth shape, prepreg tape width, winding speed are different, there is the inconsistent problem of width direction tension in prepreg tape operation process, can produce phenomena such as winding layering, clearance, overlap, fold, lead to winding goods quality unstability, the technological process is difficult to control, production efficiency is not high.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to prior art not enough, provided a permanent tension device of carbon fiber prepreg tape that winding orbit is stable, winding efficiency is high.
The to-be-solved technical problem of the utility model is realized through following technical scheme, a permanent tension device of carbon fiber prepreg tape, include and be provided with unwinding mechanism and winding silk respectively in winding dolly both sides and chew the mechanism, unwinding mechanism includes the installing support fixed with the winding dolly, and the free end of installing support is equipped with the physiosis formula unreeling axle of installing with prepreg tape reel cooperation to be equipped with the control and unreel tensile magnetic clutch, its characteristics are:
an automatic tension mechanism is arranged on a mounting bracket between an inflatable unreeling shaft and a winding trolley, the automatic tension mechanism comprises a main cloth guide roller, two end shafts of the main cloth guide roller are arranged on the mounting bracket through bearings, a left tension adjusting arm and a right tension adjusting arm are fixed on the two end shafts of the main cloth guide roller, the tension adjusting arms are provided with cloth guide arms facing one side of the inflatable unreeling shaft by taking the end shafts as a rotation center, a driving arm is arranged facing the lower part, an adjusting guide roller is arranged between the two cloth guide arms, and a driving cylinder is arranged between the driving arm and the mounting bracket;
the winding nozzle mechanism comprises a winding extending arm fixed with the winding trolley, a cloth outlet mandrel is arranged at the cloth outlet end of the winding extending arm, an anti-skid guide roller is arranged on the cloth outlet mandrel, a cloth guide groove is arranged on the anti-skid roller, and the groove walls on two sides of the cloth guide groove are arranged to be a cloth guide slope surface.
The to-be-solved technical problem of the utility model can also further realize through following technical scheme, stretch to be equipped with two transmission deflector rolls on the arm at the winding between a cloth dabber and the winding dolly, two transmission deflector rolls and a cloth dabber parallel arrangement, the adjustable setting of interval between two transmission deflector rolls.
The to-be-solved technical problem of the utility model can also be further realized through following technical scheme, be equipped with the guide slot that is used for adjusting interval between two transmission deflector rolls on the winding outrigger, the both ends dress of at least one of them transmission guide shaft is in above-mentioned guide slot to fasten through the nut.
The to-be-solved technical problem of the utility model can also be further realized through following technical scheme, non-inner circle bearing is equipped with between anti-skidding deflector roll and the play cloth dabber.
The to-be-solved technical problem of the utility model can also be further realized through following technical scheme, lead to be the obtuse angle setting that is greater than 90 between cloth arm and the actuating arm.
Compared with the prior art, the utility model has the advantages of as follows:
1. the tension is not affected by the speed of winding the prepreg tape, the winding track is stable, and the winding efficiency is high.
2. The stable tension control of the prepreg tape can be realized by adjusting the air pressure, and the winding quality fluctuation is small.
3. The rolling guide roller conveys and flattens the prepreg tape, so that the generation of broken filaments is greatly reduced, and higher fiber mechanical properties are released.
4. The arrangement of the anti-slip guide roller guides and positions the prepreg tape, reduces the sliding probability of the nozzle part in the rotating process, improves the winding precision, and avoids gaps and overlapping.
5. The unwinding mechanism, the tension mechanism and the screw mechanism are connected on the winding trolley, so that the floor space of the equipment is greatly reduced.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of an automatic tensioning mechanism;
FIG. 3 is a right side view of FIG. 2;
FIG. 4 is a schematic view of a winding nozzle mechanism;
FIG. 5 is a left side view of FIG. 4;
in the figure: the device comprises a 1-inflatable unwinding shaft, a 2-prepreg tape winding drum, a 3-magnetic powder clutch, a 4-automatic tension mechanism, a 5-mounting bracket, a 6-winding trolley, a 7.1-leading cloth roller, a 7.2 adjusting guide roller, an 8-winding extending arm, a 9-prepreg tape, a 10-cloth discharging mandrel, a 11-transmission guide roller, a 12-tension adjusting arm, a 13-cloth guiding arm, a 14-driving arm, a 15-air cylinder, a 16-fixed transmission guide roller, a 17-adjustable transmission guide roller and a 18-antiskid guide roller.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, and in order to make those skilled in the art understand the present invention further, the embodiments of the present invention will be described in detail and fully with reference to the accompanying drawings. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A constant tension device of a carbon fiber prepreg tape comprises an unwinding mechanism and a winding nozzle mechanism which are respectively arranged at two sides of a winding trolley, wherein the unwinding mechanism comprises a mounting bracket fixed with the winding trolley, an inflatable unwinding shaft matched with a prepreg tape winding drum is arranged at the free end of the mounting bracket, a magnetic powder clutch for controlling the unwinding tension is arranged,
an automatic tension mechanism is arranged on a mounting bracket between an inflatable unreeling shaft and a winding trolley, the automatic tension mechanism comprises a main cloth guide roller, two end shafts of the main cloth guide roller are arranged on the mounting bracket through bearings, a left tension adjusting arm and a right tension adjusting arm are fixed on the two end shafts of the main cloth guide roller, the tension adjusting arms are provided with cloth guide arms facing one side of the inflatable unreeling shaft by taking the end shafts as a rotation center, a driving arm is arranged facing the lower part, an adjusting guide roller is arranged between the two cloth guide arms, and a driving cylinder is arranged between the driving arm and the mounting bracket;
the winding nozzle mechanism comprises a winding extending arm fixed with the winding trolley, a cloth outlet mandrel is arranged at the cloth outlet end of the winding extending arm, an anti-skid guide roller is arranged on the cloth outlet mandrel, a cloth guide groove is arranged on the anti-skid roller, and the groove walls on two sides of the cloth guide groove are arranged to be a cloth guide slope surface.
Two transmission guide rollers are arranged on a winding extending arm between the cloth outlet mandrel and the winding trolley, the two transmission guide rollers are arranged in parallel with the cloth outlet mandrel, and the distance between the two transmission guide rollers is adjustable.
The winding extending arm is provided with a guide groove for adjusting the distance between the two transmission guide rollers, and the two ends of at least one transmission guide shaft are arranged in the guide groove and fastened through nuts.
And a needle roller bearing without an inner ring is arranged between the anti-skid guide roller and the cloth outlet mandrel.
The cloth guide arm and the driving arm are arranged at an obtuse angle of more than 90 degrees.
The prepreg tape winding drum is arranged on the inflatable shaft, and the unwinding tension is controlled through a magnetic powder clutch; the prepreg tape passes through a pneumatic automatic tension mechanism, the angle of a cloth guide arm is adjusted through a cylinder, the tightness state of the prepreg tape in the operation process is changed, and real-time tension control on the fabric is realized; the prepreg tape passes through the middle of the two guide rollers on the winding extending arm, and the prepreg tape and the guide rollers form a wrap angle to play a role in clamping the prepreg tape; the presoaked belt is guided by the cloth guide groove on the anti-skid guide roller and then winds the inner container of the gas storage tank.
As shown in the figure: in the figure: the device comprises a 1-inflatable unwinding shaft, a 2-prepreg tape winding drum, a 3-magnetic powder clutch, a 4-automatic tension mechanism, a 5-mounting bracket, a 6-winding trolley, a 7.1-leading cloth roller, a 7.2 adjusting guide roller, an 8-winding extending arm, a 9-prepreg tape, a 10-cloth discharging mandrel, a 11-transmission guide roller, a 12-tension adjusting arm, a 13-cloth guiding arm, a 14-driving arm, a 15-air cylinder, a 16-fixed transmission guide roller, a 17-adjustable transmission guide roller and a 18-antiskid guide roller.
The prepreg tape is wound on the paper tube and is mounted on the unreeling shaft, pneumatic tensioning is achieved, replacement is convenient, and the unreeling tension is controlled by the magnetic powder clutch.
The tightness state of the prepreg tape in the operation process is adjusted through the pressure of the cylinder, and the real-time tension control of the prepreg tape is realized. Because the pressure of the air cylinder is constant, the constant tension operation is always kept to ensure that the tension of the prepreg tape is constant.
The magnetic powder clutch is utilized to control the unwinding tension of the prepreg tape, the unwinding tension of the prepreg tape is effectively controlled, and the torque change caused by the thickness change of the prepreg tape is avoided.
The air pressure is set, and the cylinder changes the tension change caused by the thickness change of the prepreg tape by changing the angle between the prepreg tape and the prepreg tape paper roll, so that the tension control of the fabric is realized in real time. The pressure of the cylinder keeps constant, and the tension bracket keeps constant tension operation all the time, thereby ensuring the tension of the prepreg tape to be constant.
The rolling guide roller is adopted to convey the prepreg tape, so that relative sliding between the guide roller and the prepreg tape is avoided, broken filaments are greatly reduced, and damage of components to the prepreg tape is reduced.
The transmission guide roller plays a role in bending and flattening the prepreg, so that the prepreg tape is smooth. The pre-impregnated tape is clamped by using wrap angles of two guide rollers on the extending arm, so that the twisting of the pre-impregnated tape in the rotating process of the screw nozzle is prevented. Ensuring good quality of the filament winding layer at high speed winding.
The arrangement of the anti-skidding guide roller prevents the winding extending arm from presoaking and sliding in the rotating angle process through the taper guide groove, and plays a role in guiding the presoaking belt. The sliding probability of the screw nozzle component in the rotating process is reduced, the winding precision is improved, and gaps and overlapping are avoided.
Compact structure, will unreel, tension mechanism, silk chew mechanism connect on winding dolly very big reduction equipment occupation of land space.
Claims (5)
1. The utility model provides a permanent tension device of carbon fiber prepreg tape, includes and is provided with unwinding mechanism and winding silk respectively in winding dolly both sides and chews the mechanism, unwinding mechanism includes the installing support fixed with the winding dolly, and the free end of installing support is equipped with the physiosis formula unreeling axle of installing with the cooperation of prepreg tape reel to be equipped with the control and unreel tensile magnetic clutch, its characterized in that:
an automatic tension mechanism is arranged on a mounting bracket between the air-bulking type unreeling shaft and the winding trolley, the automatic tension mechanism comprises a main cloth guide roller, two end shafts of the main cloth guide roller are arranged on the mounting bracket through bearings, a left tension adjusting arm and a right tension adjusting arm are fixed on the two end shafts of the main cloth guide roller, the tension adjusting arms are provided with cloth guide arms facing one side of the air-bulking type unreeling shaft by taking the end shafts as a rotating center, a driving arm is arranged facing the lower part, an adjusting guide roller is arranged between the two cloth guide arms, and a driving cylinder is arranged between the driving arm and the mounting bracket;
the winding nozzle mechanism comprises a winding extending arm fixed with the winding trolley, a cloth outlet mandrel is arranged at the cloth outlet end of the winding extending arm, an anti-skid guide roller is arranged on the cloth outlet mandrel, a cloth guide groove is arranged on the anti-skid roller, and the groove walls on two sides of the cloth guide groove are arranged to be a cloth guide slope surface.
2. The constant tension device of carbon fiber prepreg tape according to claim 1, characterized in that: two transmission guide rollers are arranged on a winding extending arm between the cloth outlet mandrel and the winding trolley, the two transmission guide rollers are arranged in parallel with the cloth outlet mandrel, and the distance between the two transmission guide rollers is adjustable.
3. The constant tension device of carbon fiber prepreg tape according to claim 2, characterized in that: the winding extending arm is provided with a guide groove for adjusting the distance between the two transmission guide rollers, and the two ends of at least one transmission guide shaft are arranged in the guide groove and fastened through nuts.
4. The constant tension device of carbon fiber prepreg tape according to claim 1, characterized in that: and a needle roller bearing without an inner ring is arranged between the anti-skid guide roller and the cloth outlet mandrel.
5. The constant tension device of carbon fiber prepreg tape according to claim 1, characterized in that: the cloth guide arm and the driving arm are arranged at an obtuse angle of more than 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222785830.2U CN218370833U (en) | 2022-10-22 | 2022-10-22 | Constant tension device of carbon fiber prepreg tape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222785830.2U CN218370833U (en) | 2022-10-22 | 2022-10-22 | Constant tension device of carbon fiber prepreg tape |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218370833U true CN218370833U (en) | 2023-01-24 |
Family
ID=84932125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222785830.2U Active CN218370833U (en) | 2022-10-22 | 2022-10-22 | Constant tension device of carbon fiber prepreg tape |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218370833U (en) |
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2022
- 2022-10-22 CN CN202222785830.2U patent/CN218370833U/en active Active
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