CN217266093U

CN217266093U - Multi-beam continuous long carbon fiber surface coating device

Info

Publication number: CN217266093U
Application number: CN202220293261.7U
Authority: CN
Inventors: 陈来方; 王明树
Original assignee: Changzhou Feirongda Electronic Material Co ltd
Current assignee: Changzhou Feirongda Electronic Material Co ltd
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2022-08-23
Anticipated expiration: 2032-02-14

Abstract

The utility model discloses a continuous long carbon fiber surface coating device of multi beam, the coating device is including moving back the creel, move back the creel and fall into a plurality of bundles of carbon fiber bundles with the carbon fiber, set gradually according to carbon fiber bundle coating direction and move back the gluey stove, remove oil district, coating district, washing district and rolling frame, be equipped with the driving shaft in the deoiling district, be equipped with a plurality of negative pole axle on the coating district, the epaxial cooperation of negative pole is connected with the sponge axle, be equipped with the driven shaft in the washing district. The utility model discloses can guarantee to convey and the coating film in succession under the state of elasticity, the carbon fiber silk metal deposition of inside and outside is even, and the carbon fiber rolling is neat.

Description

Multi-beam continuous long carbon fiber surface coating device

Technical Field

The utility model relates to a carbon fiber coating film technical field, especially a continuous long carbon fiber surface coating film device of multibeam.

Background

The metallization of the carbon fiber can improve the interface compatibility with the metal matrix material, and can also be used for a reinforcement and improving the conductivity of the polymer, so that the plastic product with the conductivity is prepared, and has wide application prospects in the aspects of static resistance, shielding and/or absorbing electromagnetic waves and the like. Thus, metallization of carbon fibers is gaining importance. Practice has proved that, because carbon fiber has certain conductivity, electrodeposition (commonly called "electroplating") of carbon fiber is the most effective metallization technology and can be applied to industrial production on scale 12. However, carbon fibers have a certain conductivity, but their electrical resistance is much higher than that of metals. More importantly, the commercial carbon fibers are supplied in bundles, the number of the carbon fibers in each bundle is 1000, and the number of the carbon fibers in each bundle is hundreds of thousands, and the carbon fibers tend to develop in the direction of large tows, and the diameter of the carbon fiber monofilament is generally only 6-10 microns.

For example, the apparatus and method for simultaneously electroplating metal on a plurality of bundles of continuous long carbon fibers disclosed in chinese patent No. CN102719869, the carbon fiber bundle coating process comprises: the device and the process have the following defects that the device and the process are used for wire withdrawing, glue removing, washing, electroplating (1-9 grades), driving wheel transmission, drying and winding:

1. the distance from the wire withdrawing frame to the driving shaft is too long, and the long-distance carbon fiber bundle drives the carbon fiber bundle to collapse too tightly;

2. when the tightened carbon fiber bundle is electroplated, the metal deposition of the carbon fiber wires on the outer peripheral surface is complete, and the metal deposition of the carbon fiber wires in the carbon fiber bundle is incomplete, so that the metal deposition of the whole carbon fiber bundle is not uniform, and the product quality requirement cannot be met;

3. the surface of the carbon fiber is smooth, and the problem of uneven carbon fiber rolling can be caused by direct rolling of the dry carbon fiber.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that need solve provides a long continuous carbon fiber surface coating device of multi-beam, uses this kind of coating device can guarantee to convey and the coating film in succession under the state of elasticity, and the carbon fiber silk metal deposit of inside and outside is even, and the carbon fiber rolling is neat.

In order to solve the technical problem, the utility model discloses the technical scheme who takes is: the utility model provides a multi-beam is long carbon fiber surface coating device in succession, the coating device is including moving back the bank of filaments, move back the bank of filaments and divide into a plurality of bundles of carbon fiber bundles with the carbon fiber, have set gradually according to the carbon fiber bundle coating direction and move back gluey stove, deoiling district, coating district, washing district and rolling frame, be equipped with the driving shaft in the deoiling district, be equipped with a plurality of negative pole axle in the coating district, the epaxial cooperation of negative pole is connected with the sponge axle, be equipped with the driven shaft in the washing district.

As a further proposal of the utility model, a plurality of guiding pieces are respectively arranged on the oil removing area, the coating area and the water washing area.

As a further proposal of the utility model, the guide piece is provided with a plurality of through holes.

As a further proposal of the utility model, the inner diameter of the through hole is larger than the outer diameter of the carbon fiber bundle.

As a further proposal of the utility model, a frequency converter and a timing counter are arranged on the driving shaft.

As a further aspect of the present invention, the rotational speed of the driving shaft is faster than the rotational speed of the driven shaft.

As a further proposal of the utility model, the driving shaft intermittently rotates, and the driven shaft runs at a constant speed.

Because the utility model adopts the above technical scheme, the utility model has the advantages of be with positive effect:

1. the carbon fiber bundles in the electroplating area can be ensured to be electroplated in an elastic state through the cooperative operation of the driving shaft and the driven shaft;

2. the carbon fiber bundles deposit metal in a loose state, so that the metal can be uniformly deposited;

3. the carbon fiber bundle after being washed is directly rolled firstly and then dried, and the effect of orderly rolling is achieved.

Drawings

Fig. 1 is a schematic structural view of a multi-beam continuous long carbon fiber surface coating device of the present invention.

Fig. 2 is a schematic view of the structure of the guide.

In the figure: 1 is a filament withdrawing frame, 2 is a glue withdrawing furnace, 3 is a guide piece, 4 is a driving shaft, 5 is a sponge shaft, 6 is a cathode shaft, 7 is a driven shaft, 8 is a winding frame, 9 is a carbon fiber bundle, 10 is a through hole, 11 is an oil removing area, 12 is a coating area, and 13 is a water washing area.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-2, the utility model relates to a continuous long carbon fiber surface coating device of multi beam, coating device is including moving back creel 1, move back creel 1 and fall into a plurality of bundles of carbon fiber bundles 9 with the carbon fiber, set gradually according to carbon fiber bundles 9 coating orientation and move back gluey stove 2, deoiling district 11, coating district 12, washing district 13 and rolling frame 8, be equipped with driving shaft 4 on the deoiling district 11, be equipped with a plurality of negative pole axle 6 on the coating district 12, the cooperation is connected with sponge axle 5 on the negative pole axle 6, be equipped with driven shaft 7 on the washing district 13. The large-diameter carbon fiber is divided into a plurality of small-diameter carbon fiber bundles 9 through the fiber withdrawing frame 1, the carbon fiber bundles sequentially pass through the glue withdrawing furnace 2 for glue withdrawal, the oil removal area 11 for oil removal, the coating area 12 for electroplating, the washing area 13 for water washing and the winding frame 8 for winding, and the wound carbon fiber bundles 9 are placed into the oven for drying to obtain regular coated carbon fibers.

The utility model discloses it is further, be equipped with a plurality of guide 3 on deoiling district 11, coating film district 12 and the washing district 13 respectively. The guide 3 that sets gradually can lead carbon fiber bundle 9, avoids a plurality of bundles of carbon fiber bundle 9 to be mixed and disorderly to avoid influencing the electroplating effect.

The utility model discloses it is further, it has a plurality of through-hole 10 to open on the guide 3. The through holes 10 correspond to the carbon fiber bundles 9 one by one, and the electroplating effect can be prevented from being influenced by disorder or mutual winding of the carbon fiber bundles 9.

The utility model discloses it is further, the internal diameter of through-hole 10 is greater than the external diameter of carbon fiber bundle 9. The inner diameter of the through hole 10 is larger than the outer diameter of the carbon fiber bundle 9, so that the carbon fiber bundle 9 can smoothly pass through the through hole 10, and the carbon fiber bundle 9 is prevented from being blocked due to the fact that the through hole 10 is too small in the conveying process, and the carbon fiber bundle 9 is prevented from being broken.

The utility model discloses it is further, be equipped with converter and timing counter on the driving shaft 4. The frequency converter is used for controlling the transmission speed of the driving shaft 4, and the timing counter controls the starting and stopping of the driving shaft 4.

The utility model discloses a further, the rotational speed of driving shaft 4 is faster than the rotational speed of driven shaft 7; preferably, the rotational speed of the driving shaft 4 is 2 times the rotational speed of the driven shaft 7. In the electroplating process, the rotating speed of the driven shaft 7 is less than that of the driving shaft 4, so that the carbon fiber bundles 9 on the right side of the driving shaft 4 are in a loose state, the carbon fiber bundles 9 inside are electroplated, and metal deposition is uniform.

The utility model discloses a further, the driving shaft 4 rotates intermittently, the driven shaft 7 moves at a constant speed; the preferred drive shaft 44 rotates intermittently for 50s of operation and 45s of shutdown. The starting and stopping of the driving shaft 4 are controlled by the timing counter, and after the driving shaft 4 runs, the carbon fiber bundles 9 on the right side of the driving shaft 4 accumulate more length, so that electroplating is facilitated; the shutdown for 45s avoids the accumulation of the carbon fiber bundles 9 on the right side of the driving shaft 4 and avoids the adverse effect caused by incomplete electroplating of the carbon fiber bundles 9.

The utility model discloses a production principle does:

step one, a fiber withdrawing frame 1 divides carbon fibers into a plurality of carbon fiber bundles 9, and the carbon fiber bundles 9 are subjected to glue withdrawing through a glue withdrawing furnace 2;

step two, the carbon fiber bundle 9 sequentially passes through the oil removing area 11, the driving shaft 4, the coating area 12, the cathode shaft 6, the water washing area 13 and the driven shaft 7; in the production process, the driving shaft 4 intermittently rotates, and when the operation lasts for 50s and the operation stops for 45s, the operation is sequentially circulated, and the driven shaft 7 operates at a constant speed;

and step three, rolling the coated carbon fiber bundle 9 after washing, and then drying.

The utility model can ensure that the carbon fiber bundles in the electroplating area are electroplated in a loose and tight state through the cooperative operation of the driving shaft and the driven shaft; the carbon fiber bundles deposit metal in a loose state, so that the metal can be uniformly deposited; the carbon fiber bundle after being washed is directly rolled firstly and then dried, and the effect of orderly rolling is achieved.

Although specific embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these are merely examples and that many changes and modifications may be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims.

Claims

1. A multi-beam continuous long carbon fiber surface coating device is characterized in that: coating device is including withdrawing frame (1), it falls into a plurality of bundles of carbon fiber bundles (9) with carbon fiber to withdraw frame (1), has set gradually according to carbon fiber bundle (9) coating film direction and has moved back gluey stove (2), deoiling district (11), coating film district (12), washing district (13) and rolling frame (8), be equipped with driving shaft (4) on deoiling district (11), be equipped with a plurality of negative pole axle (6) on coating film district (12), the cooperation is connected with sponge axle (5) on negative pole axle (6), be equipped with driven shaft (7) on washing district (13).

2. The apparatus as claimed in claim 1, wherein the apparatus comprises: the oil removing area (11), the film coating area (12) and the water washing area (13) are respectively provided with a plurality of guide pieces (3).

3. The apparatus as claimed in claim 2, wherein the apparatus further comprises: the guide piece (3) is provided with a plurality of through holes (10).

4. The apparatus as claimed in claim 3, wherein the coating means comprises: the inner diameter of the through hole (10) is larger than the outer diameter of the carbon fiber bundle (9).

5. The apparatus as claimed in claim 1, wherein the apparatus comprises: the driving shaft (4) is electrically connected with the frequency converter and the timing counter respectively.

6. The apparatus as claimed in claim 5, wherein the coating device comprises: the rotating speed of the driving shaft (4) is faster than that of the driven shaft (7).

7. The apparatus as claimed in claim 6, wherein the coating device comprises: the driving shaft (4) rotates intermittently, and the driven shaft (7) runs at a constant speed.