CN214361963U - High-modulus heald frame for graphite fiber and braiding machine with same - Google Patents
High-modulus heald frame for graphite fiber and braiding machine with same Download PDFInfo
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- CN214361963U CN214361963U CN202023168927.6U CN202023168927U CN214361963U CN 214361963 U CN214361963 U CN 214361963U CN 202023168927 U CN202023168927 U CN 202023168927U CN 214361963 U CN214361963 U CN 214361963U
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- heald frame
- roller
- frame
- high modulus
- gyro wheel
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Abstract
The utility model discloses a high modulus is heald frame for graphite fiber and has its braider, including the heald frame main part, the inner chamber of heald frame main part is provided with the silk hole, the silk hole includes first gyro wheel, the axle center cover of first gyro wheel is established on the first connecting axle, first connecting axle is fixed in the inner chamber of heald frame, first gyro wheel can rotate on first connecting axle, the roll surface perpendicular to heald frame's of first gyro wheel swing direction. The utility model discloses the heald frame, effectual control fibre degree of buckling and solve graphite fibre and weaving the cracked problem of in-process, guarantee that graphite fibre weaves and goes on smoothly.
Description
Technical Field
The utility model belongs to the technical field of graphite fiber weaves, specifically belong to a high modulus is heald frame for graphite fiber and have its braider.
Background
In recent years, with the promotion of the development of the aerospace industry, graphite fiber fabrics are more and more favored, and are widely used in the aerospace field, the graphite fiber composite material has excellent properties such as specific strength, specific modulus, light weight and the like, and becomes an indispensable novel material in the aerospace field, but the graphite fiber is a high-performance fiber which has the inherent intrinsic characteristics of a carbon material and the soft processability of textile fiber, and although the graphite fiber has the characteristics of high strength and high modulus, the graphite fiber has small elongation, is not wear-resistant on the surface, is poor in weaving manufacturability and has high dependence on weaving process equipment.
However, in the process of weaving graphite fibers by the existing carbon fiber weaving machine, the silk passing holes are in hard contact with the weaving fibers, and the graphite fibers are easily broken when the heald frame swings up and down.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that exists among the prior art, the utility model provides a high-modulus pitch base graphite fiber braider's heald frame solves present carbon fiber loom and is weaving the graphite fiber in-process, makes the cracked problem of graphite fiber easily when the heald frame luffing motion.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high modulus is heald frame for graphite fiber, includes the heald frame main part, the inner chamber of heald frame main part is provided with the silk hole, the silk hole includes first gyro wheel, the axle center cover of first gyro wheel is established on the first connecting axle, first connecting axle is fixed in the inner chamber of heald frame main part, first gyro wheel can rotate on the first connecting axle, and the rolling surface perpendicular to the swing direction of heald frame main part of first gyro wheel.
Furthermore, it still includes the second gyro wheel to cross the silk hole, the axle center cover of second gyro wheel is established on the second connecting axle, the second connecting axle is fixed in the inner chamber of heald frame main part, the second gyro wheel can rotate on the second connecting axle, and the rolling surface perpendicular to the swing direction of heald frame main part of second gyro wheel, first gyro wheel and second gyro wheel are parallel to each other, it is located between the rolling surface of first gyro wheel and the rolling surface of second gyro wheel to cross the silk hole.
Furthermore, the first roller and the second roller are both U-shaped grooved wheels, and the two U-shaped grooved wheels are enclosed to form a circular arc-shaped wire passing hole.
Further, the U-shaped ends of the two U-shaped sheaves contact each other.
Furthermore, first connecting axle and second connecting axle are all fixed in fixed frame, fixed frame supports in the heald frame main part, fixed frame is provided with a plurality of, a plurality of fixed frame parallel arrangement.
Furthermore, the fixed frame is connected with the inner wall of the heald frame main body through a support frame, and the support frame is arranged in the swinging direction of the heald frame main body.
Furthermore, the support frame is connected with the heald frame main body through welding.
The utility model also provides a high modulus braider for graphite fiber, including foretell high modulus heald frame for graphite fiber.
Compared with the prior art, the utility model discloses following beneficial effect has at least:
the utility model discloses a high-modulus heald frame for graphite fiber, through first gyro wheel and graphite fiber contact, drive first gyro wheel and rotate, change rolling friction into by preceding hard friction, reduce the friction loss of graphite fiber and first gyro wheel, overcome current carbon fiber loom and weaving graphite fiber in-process, make the cracked problem of graphite fiber easily during the heald frame luffing motion, because graphite fiber modulus is higher, the elongation at break is less, makes the fibre fracture lead to weaving the effect unsatisfactory easily when the heald frame luffing motion, the utility model discloses a heald frame, effectual control fibre bending degree and solve graphite fiber and weave the cracked problem of in-process, guarantee that graphite fiber weaves and go on smoothly.
Furthermore, the first idler wheel and the second idler wheel are matched to ensure that the graphite fiber is stably contacted with the first idler wheel or the second idler wheel when the heald frame swings up and down, so that the graphite fiber is always in rolling contact with the yarn passing hole, the abrasion to the graphite fiber is reduced, and the fracture condition of the graphite fiber in the weaving process is effectively controlled.
Furthermore, the first roller and the second roller are of U-shaped grooved wheels, the contact area of the graphite fibers and the rollers can be increased due to the design of the U-shaped grooved wheels, and the occurrence of the fracture condition of the graphite fibers is reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the drawings: 1-heald frame main body, 2-support frame, 3-U-shaped grooved pulley, 4-wire passing hole.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description.
As shown in fig. 1, the utility model discloses a high modulus graphite fiber heald frame, comprising a heald frame body 1, wherein the inner cavity of the heald frame body 1 is provided with a wire passing hole 4, the wire passing hole 4 comprises a first roller, the axle center of the first roller is sleeved on a first connecting shaft, the first connecting shaft is fixed in the inner cavity of the heald frame body 1, the first roller can rotate on the first connecting shaft, the rolling surface of the first roller is vertical to the swinging direction of the heald frame body 1, in the embodiment, the wire passing hole 4 further comprises a second roller, the wire passing hole 4 is arranged between the rolling surface of the first roller and the rolling surface of the second roller, the axle center of the second roller is sleeved on the second connecting shaft, the second connecting shaft is fixed in the inner cavity of the heald frame body 1, the second roller can rotate on the second connecting shaft, the rolling surface of the second roller is vertical to the swinging direction of the heald frame body 1, the first roller and the second roller are parallel to each other;
specifically, the first idler wheel and the second idler wheel are both U-shaped grooved wheels 3, the two U-shaped grooved wheels 3 surround to form an arc-shaped wire passing hole, and the U-shaped ends of the two U-shaped grooved wheels 3 are in contact; first connecting axle and second connecting axle are fixed in fixed frame, and fixed frame passes through the inner wall connection of support frame 2 and heald frame main part 1, and the inner wall welded connection of support frame 2 and heald frame main part 1, support frame 2 establish on 1 swing direction of heald frame main part, and the quantity of support frame 2 is processed according to the demand, and wherein, fixed frame is provided with a plurality of, a plurality of fixed frame parallel arrangement.
When the weaving machine is used, the heald frame main body 1 is fixed on the weaving machine, fibers penetrate through the yarn passing holes 4 to be woven, and when the heald frame main body 1 swings up and down, the graphite fibers are limited through the first roller and the second roller until the weaving is finished.
The utility model overcomes current carbon fiber loom is weaving the graphite fiber in-process, makes the cracked problem of graphite fiber easily when the heald frame luffing motion, because graphite fiber modulus is higher, the elongation at break is less, makes the fibre fracture lead to weaving the effect unsatisfactory easily when the heald frame luffing motion, the utility model discloses the heald frame, effectual control fibre bending degree and solve graphite fiber and weave the cracked problem of in-process, guarantee that graphite fiber weaves and go on smoothly.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solution of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still modify or easily conceive of changes in the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. The utility model provides a high modulus is heald frame for graphite fiber, its characterized in that, includes heald frame main part (1), the inner chamber of heald frame main part (1) is provided with silk hole (4), silk hole (4) are crossed and first gyro wheel is included, on the first connecting axle was established to the axle center cover of first gyro wheel, first connecting axle is fixed in the inner chamber of heald frame main part (1), first gyro wheel can rotate on first connecting axle, the rolling surface perpendicular to the swing direction of heald frame main part (1) of first gyro wheel.
2. The heald frame for high modulus graphite fiber according to claim 1, wherein the threading hole (4) further comprises a second roller, the axis of the second roller is sleeved on a second connecting shaft, the second connecting shaft is fixed in the inner cavity of the heald frame body (1), the second roller can rotate on the second connecting shaft, the rolling surface of the second roller is perpendicular to the swinging direction of the heald frame body (1), the first roller and the second roller are parallel to each other, and the threading hole (4) is located between the rolling surface of the first roller and the rolling surface of the second roller.
3. The heald frame for high modulus graphite fibers according to claim 2, wherein the first roller and the second roller are both U-shaped grooved wheels (3), and the U-shaped grooved wheels (3) enclose to form circular arc-shaped threading holes.
4. A heddle frame for high modulus graphite fibres according to claim 3, characterised in that the U-shaped ends of the two U-shaped sheaves (3) are in contact with each other.
5. The heald frame for high modulus graphite fibers according to claim 2, wherein the first connecting shaft and the second connecting shaft are fixed in a fixed frame supported in the frame body (1), and the fixed frame is provided in a plurality of numbers, and the fixed frames are arranged in parallel.
6. The heald frame for high modulus graphite fiber according to claim 5, wherein the fixing frame is connected to the inner wall of the frame body (1) through a support frame (2), and the support frame (2) is provided in the swinging direction of the frame body (1).
7. The heald frame for high modulus graphite fibers according to claim 6, wherein the support frame (2) and the heald frame body (1) are connected by welding.
8. A braiding machine for high modulus graphite fibers, comprising a high modulus graphite fiber harness according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023168927.6U CN214361963U (en) | 2020-12-24 | 2020-12-24 | High-modulus heald frame for graphite fiber and braiding machine with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023168927.6U CN214361963U (en) | 2020-12-24 | 2020-12-24 | High-modulus heald frame for graphite fiber and braiding machine with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214361963U true CN214361963U (en) | 2021-10-08 |
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ID=77988701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023168927.6U Active CN214361963U (en) | 2020-12-24 | 2020-12-24 | High-modulus heald frame for graphite fiber and braiding machine with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214361963U (en) |
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2020
- 2020-12-24 CN CN202023168927.6U patent/CN214361963U/en active Active
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