CN117465029A

CN117465029A - Fiber laying device

Info

Publication number: CN117465029A
Application number: CN202311499707.7A
Authority: CN
Inventors: 陈林圆; 许湘波; 唐凯; 陈亚辉; 饶泽荣
Original assignee: Chengdu Aircraft Industrial Group Co Ltd
Current assignee: Chengdu Aircraft Industrial Group Co Ltd
Priority date: 2023-11-10
Filing date: 2023-11-10
Publication date: 2024-01-30

Abstract

The application discloses a fiber laying device, which comprises a frame, wherein a storage component and a guide component are arranged on the frame; the rack is also provided with a sliding frame and a driving module, and the driving module is connected with the sliding frame so as to control the height of the sliding frame; the frame is also provided with a wire feeding assembly and a compacting assembly, the wire feeding assembly pulls the fiber bundles led out from the guiding assembly and inputs the fiber bundles into the next working procedure; the frame is also provided with a compaction assembly, the compaction assembly is arranged on the sliding frame, and the fiber bundles are paved on the fiber paving surface after passing through the compaction assembly; compared with the prior art, the height of the sliding frame is adjustable, so that the fiber bundles can be ensured to be subjected to uniform pressure; meanwhile, the position of the sliding frame can be flexibly adjusted according to the requirement, so that different laying pressures are applied to the fiber bundles, different laying requirements are met, and the quality of the laid fiber is improved; especially to the region that partial height changes or shape change are great, this application can effectively guarantee to lay intensity.

Description

Fiber laying device

Technical Field

The application relates to the technical field of carbon fiber yarn laying equipment, in particular to a fiber yarn laying device.

Background

At present, the known fiber laying equipment is used for bundling a plurality of fiber tows into a belt and then laying the belt on the surface of a die by a compacting roller, but the compacting roller in the prior art can only lay the fiber tows on a grinding tool with smaller flatness and radian change, in the prior art, the shapes of various components become more complicated, even the situation of abrupt change of the shapes of partial areas occurs, the laying strength requirement of the fiber tows is higher due to the abrupt change of the shapes, the types of the fiber tows to be laid are more, and the fiber laying device in the prior art cannot adapt to the laying requirement.

Disclosure of Invention

The main aim of the application is to provide a fiber laying device which aims at solving the defect that the prior art is not suitable for local reinforcement laying.

The invention achieves the above object by the following technical scheme;

a fiber laying device comprises a frame;

the storage component is rotationally arranged on the rack;

the guide assembly is rotatably arranged on the rack;

the sliding frame is connected with the frame in a sliding way, a driving module is further arranged on the frame, the driving module is connected with the sliding frame, and the position of the sliding frame is controlled;

a wire feeding assembly provided on the carriage, and pulling and outputting the fiber bundle guided out from the guide assembly;

the compaction assembly is arranged on the sliding frame, the sliding frame slides up and down along with the change of the shape of the wire laying surface, and the pressure applied to the fiber bundles by the compaction assembly is controlled.

Optionally, the storage component comprises an air expansion shaft and a recovery roller, and the air expansion shaft and the recovery roller are respectively connected with the frame in a rotating way; the recovery roller is also provided with a magnetic damper and a belt pulley, the inflatable shaft is provided with the belt pulley, and the two belt pulleys are connected through a transmission belt.

Optionally, the guiding assembly comprises a first guiding wheel, a reversing wheel, a second guiding wheel and a guiding device, and the first guiding wheel, the reversing wheel, the second guiding wheel and the guiding device are sequentially arranged along the movement direction of the fiber bundle.

Optionally, sliding rails are arranged on two sides of the frame, sliding blocks are arranged on two sides of the sliding frame, and the two sliding blocks are respectively connected with the sliding rails on the same side in a sliding manner; the driving module comprises a driving cylinder arranged on the frame, and the driving cylinder is connected with the sliding frame.

Optionally, the compacting assembly includes a compacting roller rotatably disposed on the carriage; the guide is provided with a guide surface tangential to the surface of the compaction roller.

Optionally, the wire feeding assembly comprises a feeding motor and a feeding roller, the feeding motor is arranged on the sliding frame, the guide device comprises an upper guide plate and a lower guide plate which are opposite to each other, the feeding roller is rotatably arranged on the upper guide plate, and the feeding motor is connected with the feeding roller through a synchronous belt power; and the sliding frame is also provided with a feeding pressing assembly for pressing and tightly attaching the fiber bundles to the feeding roller.

Optionally, the pay-off pressfitting subassembly including set up in pressfitting mount pad on the carriage, be provided with the pressfitting cylinder on the pressfitting mount pad, be provided with the pressfitting support on the pressfitting cylinder, it is provided with the pressfitting roller to rotate on the pressfitting support, along the direction of perpendicular to fibre bundle, the pressfitting roller passes down guide board with the feed roll is just to setting up.

Optionally, the wire feeding assembly further comprises a tensioning cylinder and a swing rod, and the swing rod is rotatably arranged on the sliding frame; one end of the swing rod is hinged with the tensioning cylinder, and the other end of the swing rod is provided with an adjusting roller attached to the synchronous belt.

Optionally, the wire laying device further comprises a shearing installation seat arranged on the sliding frame, a shearing cylinder is arranged on the shearing installation seat, and a cutter and a clamping head are arranged on the shearing cylinder; the upper guide plate is further provided with a shearing cutting board and a clamping cutting board, the cutter penetrates through the lower guide plate to be opposite to the shearing cutting board, and the clamping head penetrates through the lower guide plate to be opposite to the clamping cutting board.

Optionally, the wire laying device further comprises a heating bracket arranged on the sliding frame, and an infrared radiator and a temperature sensor are arranged on the heating bracket.

Compared with the prior art, the application has the following beneficial effects:

the device comprises a frame, wherein a storage component and a guide component are arranged on the frame; the rack is also provided with a sliding frame and a driving module, and the driving module is connected with the sliding frame to control the height of the sliding frame; the machine frame is also provided with a wire feeding assembly and a compacting assembly, wherein the wire feeding assembly pulls the fiber bundles led out from the guiding assembly and inputs the fiber bundles into the next working procedure; the frame is also provided with a compaction assembly, the compaction assembly is arranged on the sliding frame, and the fiber bundles are paved on the fiber paving surface after passing through the compaction assembly;

when the fiber bundle feeding device is used, the fiber bundle enters the wire feeding assembly through the guiding assembly, and enters the compacting assembly under the traction of the wire feeding assembly, and the compacting assembly extrudes and lays the fiber bundle on the wire laying surface; because the whole wire feeder and the compaction assembly are arranged on the sliding frame;

compared with the prior art, firstly, the height of the sliding frame is adjustable, so that the space between the compacting component and the wire laying surface can be kept stable, and further, the fiber bundles are ensured to be subjected to uniform pressure, and the wire laying quality is improved;

secondly, the height of the sliding frame is adjustable, so that the position of the sliding frame can be flexibly adjusted according to actual needs, different laying pressures are applied to the fiber bundles, different laying requirements are met, and the laying quality is improved; especially to the great region of partial height change or shape change, this application can also carry out the fast adjustment as required, fast switch over between different laying pressure to realize local reinforcing and lay, improve the quality of laying in complicated region.

Finally, the laying of different fiber bundles can be realized by replacing different types of guide components, and the applicability of the equipment is improved.

Drawings

Fig. 1 is a schematic structural diagram of a fiber yarn laying device according to embodiment 1 of the present application;

FIG. 2 is a schematic structural view of a storage assembly;

fig. 3 is an exploded view of a fiber lay-up device according to embodiment 1 of the present application;

FIG. 4 is a schematic structural view of a wire feeding assembly;

FIG. 5 is a cross-sectional view of the wire feed assembly;

FIG. 6 is an enlarged view of portion A of FIG. 5;

fig. 7 is an enlarged view of a portion B in fig. 5.

Reference numerals: 1-frame, 2-carriage, 3-inflatable shaft, 4-recovery roller, 5-magnetic damper, 6-belt pulley, 7-driving belt, 8-first guiding wheel, 9-reversing wheel, 10-second guiding wheel, 11-guiding device, 12-slide rail, 13-slide block, 14-driving cylinder, 15-compacting roller, 16-feeding motor, 17-feeding roller, 18-synchronous belt, 19-press mounting seat, 20-press cylinder, 21-press bracket, 22-press roller, 23-tensioning cylinder, 24-swing rod, 25-adjusting roller, 26-shearing mounting seat, 27-shearing cylinder, 28-cutter, 29-clamping head, 30-shearing chopping board, 31-clamping chopping board, 32-heating bracket, 33-infrared radiator, 34-temperature sensor, 1101-upper guide plate, 1102-lower guide plate.

The realization of the objects, the functional characteristics and the advantages of the present application will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the present invention, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; 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 invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.

Embodiment 1

Referring to fig. 1 and 7, this embodiment is an alternative embodiment of the present application, and discloses a fiber laying device, which comprises a frame 1, wherein a storage component is arranged on the frame 1, the storage component comprises an air expansion shaft 3 and a recovery roller 4, one end of the air expansion shaft 3 is rotationally connected with the frame 1 through a roller bearing, and the other end of the air expansion shaft is connected with an external air source through a rotary joint; the inflatable shaft 3 is used for installing a fiber bundle roller;

one section of the recovery roller 4 is rotationally connected with the frame 1 through a rolling bearing, and a recovery disc is arranged on the recovery roller 4; the recovery roller 4 is further provided with a magnetic damper 5 and a belt pulley 6 at the end connected with the frame 1, the belt pulleys 6 are arranged at the end connected with the frame 1 of the inflatable shaft 3, and the two belt pulleys 6 are connected through a transmission belt 7;

through the arrangement, not only can the release of the fiber bundles and the waste recycling operation be synchronously realized, but also the stable operation of the equipment can be ensured through the magnetic damper 5;

the frame 1 is also provided with a guide assembly, the guide assembly comprises a first guide wheel 8, a reversing wheel 9, a second guide wheel 10 and a guide 11, and the first guide wheel 8, the reversing wheel 9, the second guide wheel 10 and the guide 11 are sequentially arranged along the movement direction of the fiber bundle;

the first guide wheel 8, the reversing wheel 9 and the second guide wheel 10 are rotatably mounted on the frame 1 through a rotating shaft and a rolling bearing, the first guide wheel 8, the reversing wheel 9 and the second guide wheel 10 are provided with limit grooves, and simultaneously, the surfaces of the first guide wheel 8, the reversing wheel 9 and the second guide wheel 10 are also provided with anti-sticking coatings;

the lower side of the frame 1 is also provided with a sliding frame 2, sliding blocks 13 are arranged on two sides of the sliding frame 2, sliding rails 12 are arranged on two sides of the frame 1, and each sliding block 13 is respectively connected with the corresponding sliding rail 12 in a sliding way, so that the sliding connection between the sliding frame 2 and the frame 1 is realized; the frame 1 is also provided with a driving module, the driving module comprises a driving cylinder 14, and a telescopic shaft of the driving cylinder 14 is connected with the sliding frame 2 to control the height of the sliding frame 2;

the guide 11 comprises an upper guide plate 1101 and a lower guide plate 1102, the upper guide plate 1101 and the lower guide plate 1102 are arranged opposite to each other, a gap is further arranged between the upper guide plate 1101 and the lower guide plate 1102, and the gap is a guide gap for the fiber bundles to pass through and enter the next process;

the bottom of the frame 1 is further provided with a compacting assembly, the compacting assembly comprises a compacting roller 15, the compacting roller 15 is rotationally connected with the sliding frame 2 through a rotating shaft and a roller bearing, and meanwhile, a compacting surface of the compacting roller 15 is tangential to the guiding gap so as to avoid contact between the fiber bundles and edges of the upper guiding plate 1101 and damage of the fiber bundles;

the wire laying device further comprises a wire feeding device, the wire feeding device comprises a feeding motor 16, a feeding roller 17 and a base, the base is connected with the sliding frame 2, a speed reducer is further arranged on the base, an output shaft of the feeding motor 16 is in power connection with the speed reducer, and the feeding roller 17 is rotatably arranged on the upper guide plate 1101 through a rotating shaft and a rolling bearing;

the output shaft of the speed reducer is provided with a synchronous belt 18 wheel, one end of the rotating shaft connected with the feeding roller 17 is also provided with the synchronous belt 18 wheel, and the two synchronous belt 18 wheels are in power connection through the synchronous belt 18, so that power transmission is realized; meanwhile, the wire feeding assembly further comprises a feeding pressing assembly, the feeding pressing assembly comprises a pressing mounting seat 19, a pressing cylinder 20 is arranged on the pressing mounting seat 19, a pressing support 21 is arranged on a telescopic shaft of the pressing cylinder 20, the pressing support 21 is rotationally connected with a rotating shaft through a rolling bearing, and the rotating shaft is connected with a pressing roller 22; the pressing mounting seat 19 is arranged on the sliding frame 2;

the lower guide plate 1102 is provided with a through hole, the pressing roller 22 passes through the through hole, and the feeding roller 17 and the pressing roller 22 are respectively arranged at two sides of the fiber bundle and are opposite to each other along the direction perpendicular to the movement direction of the fiber bundle; thereby holding the fiber bundles from the upper and lower sides, respectively;

the position of the pressing roller 22 can be adjusted through the pressing cylinder 20, so that the distance between the feeding roller 17 and the pressing roller 22 is controlled, the pressure born by the fiber bundles can be adjusted, the clamping requirements of the fiber bundles with different specifications are met, and meanwhile, the adjustment of the earlier-stage equipment is convenient;

the wire feeding assembly further comprises a tensioning cylinder 23 and a swinging rod 24, the tensioning cylinder 23 is arranged on the base, the swinging rod 24 is rotatably arranged on the base, one section of the swinging rod 24 is hinged with the tensioning cylinder 23, the other end of the swinging rod is rotatably provided with an adjusting roller 25, and the adjusting roller 25 is attached to the synchronous belt 18;

the swing rod 24 can be driven to rotate through the telescopic movement of the tensioning cylinder 23, so that the adjusting roller 25 is driven to move towards the synchronous belt 18 or to be far away from the synchronous belt 18, the tension of the synchronous belt 18 is adjusted, and the stability and reliability of transmission are ensured;

the wire laying device further comprises a shearing assembly, the shearing assembly comprises a shearing installation seat 26 arranged on the sliding frame 2, a shearing cylinder 27 is arranged on the shearing installation seat 26, a cutter 28 and a clamping head 29 are arranged on an output shaft of the shearing cylinder 27, the cutter 28 is positioned at the front end of the clamping head 29 along the movement direction of the fiber bundle, the shearing assembly further comprises a shearing cutting board 30 and a clamping cutting board 31, a groove is arranged on the upper guide plate 1101, and the shearing cutting board 30 and the clamping cutting board 31 are embedded into the groove;

after the installation is completed, the cutting edge of the cutter 28 is 0.05-0.2mm higher than the clamping surface of the clamping head 29, so that the cutter 28 can cut off the fiber bundles first and clamp the fiber bundles finally, the fiber bundles are in a tight state during cutting, and the fiber bundles are clamped and kept in the tight state in time after cutting, thereby creating a foundation for the follow-up wire feeding again;

the cutting chopping board 30 is opposite to the cutter 28, the clamping chopping board 31 is opposite to the clamping head 29, and the cutting chopping board 30 is made of steel or other metal materials with higher hardness;

the fiber bundles can be cut off in time after the laying is completed through the cutting device, so that the switching among different stations is realized, and the laying efficiency is improved;

the wire laying device further comprises a heating support 32, the heating support 32 is connected with the sliding frame 2, an infrared radiator 33 and a temperature sensor 34 are arranged on the sliding frame 2, the heating end of the infrared radiator 33 is used for heating the fiber bundle, the laying quality is improved, meanwhile, the temperature of the fiber bundle is monitored through the temperature sensor 34, and the control accuracy of the temperature is improved.

When the device is used, the fiber bundle material roller is arranged on the inflatable shaft, the inflatable shaft is used for tensioning and fixing the fiber bundle material roller, the fiber bundle is manually pulled and connected with the compaction roller after passing through the guide assembly and the wire feeding assembly, and meanwhile, the waste is wound on the recovery roller; then starting a pressing cylinder, controlling the pressing roller to move towards the feeding roller through the pressing cylinder, and clamping the fiber bundles;

then a feeding motor is started, the fiber bundles are pulled to move to one side of a compacting roller, and simultaneously the whole fiber spreading device moves along a fiber spreading track under the drive of external power equipment, the compacting roller moves and extrudes and spreads the fiber bundles on the surface of a die;

when the height of the surface of the die changes, the sliding frame is controlled to slide by driving the air cylinder so as to adjust the height position of the sliding frame, thereby ensuring the stable distance between the compacting roller and the surface of the die, further keeping the stable pressure of the fiber bundles and improving the fiber laying quality;

in the region with severe local shape change, the sliding frame can be adjusted in real time according to the shape change, so that the special paving requirement of the local area is met; meanwhile, the pressure born by the fiber bundles can be improved by reducing the height of the sliding frame, so that the fiber bundles have stronger adaptability to local reinforced paving, the paving quality of local areas can be effectively improved, and diversified paving requirements are met.

Simultaneously compared with the prior art, the wire laying device is simple in structure, convenient to operate and beneficial to simplifying the wire laying process.

The foregoing description is only of the preferred embodiments of the present application, and is not intended to limit the scope of the claims, and all equivalent structures or equivalent processes using the descriptions and drawings of the present application, or direct or indirect application in other related technical fields are included in the scope of the claims of the present application.

Claims

1. A fiber laying device is characterized by comprising a frame (1);

the storage component is rotationally arranged on the frame (1);

the guide assembly is rotatably arranged on the frame (1);

the sliding frame (2), the sliding frame (2) is connected with the frame (1) in a sliding way, a driving module is further arranged on the frame (1), the driving module is connected with the sliding frame (2), and the position of the sliding frame (2) is controlled;

a wire feeding assembly provided on the carriage (2) to draw and output the fiber bundle guided out from the guide assembly;

the compaction assembly is arranged on the sliding frame (2), the sliding frame (2) slides up and down along with the change of the shape of the wire laying surface, and the pressure applied to the fiber bundles by the compaction assembly is controlled.

2. A fibre laying device according to claim 1, characterized in that the storage assembly comprises an inflatable shaft (3) and a recovery roller (4), the inflatable shaft (3) and the recovery roller (4) being rotatably connected to the frame (1), respectively; the recovery roller (4) is further provided with a magnetic damper (5) and a belt pulley (6), the balloon shaft (3) is provided with the belt pulley (6), and the two belt pulleys (6) are connected through a transmission belt (7).

3. A fibre lay-up device according to claim 1, characterized in that the guiding assembly comprises a first guiding wheel (8), a reversing wheel (9), a second guiding wheel (10) and a guide (11), which first guiding wheel (8), reversing wheel (9), second guiding wheel (10) and guide (11) are arranged in sequence in the direction of movement of the fibre bundle.

4. The fiber laying device according to claim 1, characterized in that sliding rails (12) are arranged on two sides of the frame (1), sliding blocks (13) are arranged on two sides of the sliding frame (2), and the two sliding blocks (13) are respectively connected with the sliding rails (12) on the same side in a sliding manner; the driving module comprises a driving air cylinder (14) arranged on the frame (1), and the driving air cylinder (14) is connected with the sliding frame (2).

5. A fibre laying device according to claim 3, characterized in that the compacting assembly comprises a compacting roller (15), which compacting roller (15) is rotatably arranged on the carriage (2); the guide (11) is provided with a guide surface tangential to the surface of the compaction roller (15).

6. A fiber laying device according to claim 1, characterized in that the wire feeding assembly comprises a feeding motor (16) and a feeding roller (17), the feeding motor (16) is arranged on the sliding frame (2), the guide (11) comprises an upper guide plate (1101) and a lower guide plate (1102) which are opposite to each other, the feeding roller (17) is rotatably arranged on the upper guide plate (1101), and the feeding motor (16) is in power connection with the feeding roller (17) through a synchronous belt (18); and the sliding frame (2) is also provided with a feeding pressing assembly for pressing and clinging the fiber bundles to the feeding roller (17).

7. The fiber yarn laying device according to claim 6, wherein the feeding and pressing assembly comprises a pressing mounting seat (19) arranged on the sliding frame (2), a pressing cylinder (20) is arranged on the pressing mounting seat (19), a pressing support (21) is arranged on the pressing cylinder (20), a pressing roller (22) is rotatably arranged on the pressing support (21), and the pressing roller (22) is opposite to the feeding roller (17) through the lower guide plate (1102) along the direction perpendicular to the fiber bundles.

8. A fibre laying device according to claim 7, characterized in that the wire feeding assembly further comprises a tensioning cylinder (23) and a pendulum rod (24), the pendulum rod (24) being rotatably arranged on the carriage (2); one end of the swing rod (24) is hinged to the tensioning cylinder (23), and an adjusting roller (25) attached to the synchronous belt (18) is arranged at the other end of the swing rod (24).

9. A fibre laying device according to claim 8, characterized in that the fibre laying device further comprises a shear mount (26) arranged on the carriage (2), the shear mount (26) being provided with a shear cylinder (27), the shear cylinder (27) being provided with a cutter (28) and a clamping head (29); the upper guide plate (1101) is further provided with a shearing cutting board (30) and a clamping cutting board (31), the cutter (28) passes through the lower guide plate (1102) to be opposite to the shearing cutting board (30), and the clamping head (29) passes through the lower guide plate (1102) to be opposite to the clamping cutting board (31).

10. Fiber laying device according to claim 1, characterized in that it further comprises a heating bracket (32) arranged on the carriage (2), the heating bracket (32) being provided with an infrared radiator (33) and a temperature sensor (34).