CN214938226U

CN214938226U - Device is evenly scattered to short yarn of carbon fiber

Info

Publication number: CN214938226U
Application number: CN202120352990.0U
Authority: CN
Inventors: 谈源; 刘林明; 陈亚飞; 王志刚; 徐峰
Original assignee: Changzhou New Intelligent Technology Co Ltd
Current assignee: Changzhou New Intelligent Technology Co Ltd
Priority date: 2021-02-07
Filing date: 2021-02-07
Publication date: 2021-11-30
Anticipated expiration: 2031-02-07

Abstract

The utility model relates to a carbon fiber processing technology field especially relates to a device is evenly scattered to short yarn of carbon fiber, include: a plurality of dispersion devices that feed cylinder and feed cylinder below set up, the open-top of feed cylinder is the feed inlet, the bottom opening is the discharge gate, the feed inlet that is located the dispersion device of the top communicates with the discharge gate of feed cylinder, the dispersion device's that is located the below in proper order feed inlet and the dispersion device's of adjacent top discharge gate be linked together, dispersion device includes the dispersion chamber, is provided with the dispersion roller in the dispersion chamber, and the acupuncture that has evenly arranged on dispersion roller circumference surface, dispersion roller are used for breaking up the short yarn of cutting of carbon fiber, the utility model discloses simple structure can adjust the short yarn volume of scattering of cutting of carbon fiber according to the technological requirement to and set up multichannel dispersion device, its even degree of control that can be better.

Description

Device is evenly scattered to short yarn of carbon fiber

Technical Field

The utility model relates to a carbon fiber processing technology field especially relates to a device is evenly scattered to short yarn of carbon fiber.

Background

After the carbon fiber waste is cut off by a short cutting machine, the carbon fiber waste can be further woven and processed into a stitch-bonding felt by a warp knitting machine, so that the carbon fiber waste is recycled and processed into a usable product, the utilization rate of carbon fiber yarns is improved, and the waste is reduced; in the production process of the stitch-bonding felt, because the production process and the quality requirement of the stitch-bonding felt need to uniformly scatter the chopped carbon fibers on a material conveying platform of a warp knitting machine, at present, most of the existing operations are manual or adopt a complex conventional vibration dispersing device to scatter, carbon fiber chopped yarns are scattered on cloth, the scattering uniformity is difficult to control, and the product quality is difficult to control.

In view of the above problems, the designer is based on the practical experience and professional knowledge that are abundant for many years in engineering application of such products, and is actively researched and innovated in cooperation with the application of theory, so as to create a device for uniformly scattering chopped carbon fiber yarns, and the device is more practical.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: provides a device for uniformly spreading chopped carbon fiber yarns, thereby solving the problems in the background art.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a carbon fiber chopped strand evenly scattering device comprises: the feed cylinder with a plurality of dispersion devices that the feed cylinder below set up, the open-top of feed cylinder is the feed inlet, bottom opening is the discharge gate, is located the top dispersion device's feed inlet with the discharge gate intercommunication of feed cylinder, the dispersion device's that is located the below in proper order feed inlet is linked together with the dispersion device's of adjacent top discharge gate, dispersion device is including the dispersion chamber, be provided with the dispersion roller in the dispersion chamber, the even acupuncture of having arranged of dispersion roller circumferential surface, the dispersion roller is used for breaing up the yarn is cut to the carbon fiber weak point.

Further, a material conveying platform is arranged below the discharge port of the lowermost dispersing device.

Further, the inside stirring roller that is provided with of feed cylinder, bottom discharge gate department are provided with the feed roller, the stirring roller with the acupuncture of evenly having arranged on the circumferential surface of feed roller.

Furthermore, a cover plate is arranged at the feed inlet and is rotatably connected with the charging barrel, and the cover plate is turned over to open/close the feed inlet of the charging barrel.

Furthermore, a pneumatic spring is arranged between the cover plate and the top of the charging barrel, two ends of the pneumatic spring are respectively and fixedly connected with the cover plate and the charging barrel, and the pneumatic spring is used for supporting the cover plate in a state that the cover plate is opened.

Further, a feeding escalator is arranged on one side of the charging barrel.

Furthermore, an inclined offset baffle is arranged in the dispersion cavity and used for changing the advancing direction of the carbon fiber chopped yarns.

Furthermore, a blowing device is arranged in the dispersion cavity, the blowing device is arranged right below the lowest position of the offset baffle, and the blowing angle of the blowing device is the same as the inclination angle of the offset baffle.

Furthermore, the blowing device is a plate body with a gas cavity arranged inside, an air inlet pipe is arranged on one side of the plate body and communicated with the gas cavity, and a plurality of air outlets are arranged on the surface of one side of the plate body and communicated with the gas cavity.

Further, the top in dispersion chamber is provided with the air exit, the air exit just right the gas outlet sets up.

The utility model has the advantages that: the utility model discloses simple structure can adjust the short cut yarn volume of scattering of carbon fiber according to the technological requirement to and set up multichannel dispersion devices, dispersion devices sets up the dispersion roller, and the even acupuncture of having arranged in dispersion roller circumference surface, dispersion roller pass through drive arrangement and drive the rotation, are used for breaing up the short cut yarn of carbon fiber, and it is even to bream up, possess the practicality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of a device for uniformly spreading chopped carbon fiber yarns in an embodiment of the present invention;

fig. 2 is a schematic structural view of an air blowing device in an embodiment of the present invention.

Reference numerals: the device comprises a charging barrel 1, a dispersing device 2, a material conveying platform 3, a pneumatic spring 4, a feeding escalator 5, a cover plate 11, a stirring roller 12, a feeding roller 13, a dispersing cavity 21, a dispersing roller 22, an offset baffle 23, a blowing device 24, an air outlet 25, an air cavity 241, an air inlet pipe 242 and an air outlet 243.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

The carbon fiber chopped strand uniform spreading device as shown in fig. 1 and 2 comprises: a plurality of dispersion devices 2 that

feed cylinder

1 and 1 below of feed cylinder set up, the open-top of feed cylinder 1 is the feed inlet, the bottom opening is the discharge gate, the feed inlet that is located dispersion device 2 of the top communicates with the discharge gate of feed cylinder 1, the feed inlet that is located dispersion device 2 of below in proper order is linked together with the discharge gate of dispersion device 2 of adjacent top, dispersion device 2 includes dispersion chamber 21, be provided with dispersion roller 22 in the dispersion chamber 21, dispersion roller 22 drives through drive arrangement and makes it rotate, dispersion roller 22's rotation direction is anticlockwise, dispersion roller 22 circumference surface evenly arranges the acupuncture, dispersion roller 22 is used for breaing up the short yarn of cutting of carbon fiber, the utility model discloses simple structure can adjust the short yarn volume of cutting of carbon fiber according to the technological requirement, and set up multichannel dispersion device 2, its homogeneous degree of control that can be better.

In order to facilitate the unfolding and the transmission of the cloth, a material conveying platform 3 is arranged below the discharge port of the lowermost dispersing device 2.

In order to prevent the short-cut yarn from leaving empty in the feed cylinder inner stroke, avoid the material because density is little and not fall down, 1 inside stirring roller 12, the bottom discharge gate department of being provided with of feed cylinder are provided with feed roller 13, stirring roller 12 with the acupuncture of having evenly arranged on the circumferential surface of feed roller 13, stirring roller 12 and feed roller 13 all drive through drive arrangement and make it can self rotate, and the direction of rotation of stirring roller 12 is anticlockwise, and the direction of rotation of feed roller 13 is clockwise.

Preferably, as the above embodiment, a cover plate 11 is arranged at the feed inlet of the barrel 1, the cover plate 11 is rotatably connected with the barrel 1, the feed inlet of the barrel 1 is opened/closed by turning over the cover plate 11, and the cover plate 11 is used for preventing the chopped carbon fiber yarns from floating out of the barrel 1 after feeding.

Preferably, the pneumatic spring 4 is arranged between the cover plate 11 and the top of the charging barrel 1, two ends of the pneumatic spring 4 are fixedly connected with the cover plate 11 and the charging barrel 1 respectively, the pneumatic spring 4 is used for supporting the cover plate 11 in a state that the cover plate 11 is opened, feeding is more convenient by arranging the pneumatic spring 4, the cover plate 11 does not need to be lifted all the time manually during feeding, and labor is saved.

In order to facilitate the operation personnel to climb above the charging barrel 1 for charging, a charging escalator 5 is arranged on one side of the charging barrel 1.

In order to better disperse the carbon fiber chopped yarns in the dispersion cavity 21, an inclined offset baffle 23 is further arranged in the dispersion cavity 21, and the offset baffle 23 is used for changing the advancing direction of the carbon fiber chopped yarns, so that the retention time of the carbon fiber chopped yarns in the dispersion cavity 21 is increased, and more time is spent in dispersing.

Preferably, the dispersion chamber 21 is further provided with a blowing device 24, the blowing device 24 is arranged right below the lowest position of the offset baffle 23, the blowing angle of the blowing device 24 is the same as the inclination angle of the offset baffle 23, the blowing device 24 is arranged to blow the carbon fiber chopped yarns, and the blowing angle of the blowing device 24 is the same as the inclination angle of the offset baffle 23, so that the carbon fiber chopped yarns are prevented from being directly blown onto the offset baffle 23 or onto the plate body at the bottom of the dispersion chamber 21, and the carbon fiber chopped yarns are ensured to have a maximum stroke, thereby maximally blowing.

More specifically, the blowing device 24 is a plate body provided with a gas cavity 241 therein, an air inlet pipe 242 is arranged on one side of the plate body, the air inlet pipe 242 is communicated with the gas cavity 241, a plurality of air outlets 243 are arranged on one side surface of the plate body, the air outlets 243 are communicated with the gas cavity 241, and the uniformity of blown gas is ensured by uniformly arranging a plurality of air outlets 243 on one side surface of the plate body.

In order to ensure the stability of the airflow, the top of the dispersion chamber 21 is provided with an air outlet 25, the air outlet 25 is arranged right opposite to the air outlet 243, and by arranging the air outlet 25, a filtering baffle is arranged at the air outlet 25 and used for preventing the carbon fiber chopped yarns from being blown out of the dispersion chamber 21.

The use principle is as follows: the method comprises the following steps that firstly, chopped carbon fiber yarns are poured into a material barrel 1 by workers, after a cover plate 11 is covered, the carbon fiber yarns are started to be driven by a torque motor, a stirring roller 12 rotates, a feeding roller 13 at the bottom rotates, the rotating speed is adjusted according to the using amount of materials, the materials fall to a blowing device 24 of a dispersion cavity 21 through an offset baffle 23, the materials are blown up to the upper surface of a dispersion roller 22 by the blowing device 24, wherein a gas outlet 243 arranged on the blowing device 24 ensures that blown gas is uniform, and an air outlet 25 is arranged on the dispersion cavity 21 to ensure the stability of air flow; similarly, through further dispersion of the multi-channel dispersing device 2, the chopped yarns can uniformly fall on the material conveying platform 3 at the bottom, so that uniform scattering of the carbon fiber chopped yarns is completed.

It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a device is scattered evenly to carbon fiber chopped strand which characterized in that includes: feed cylinder (1) with a plurality of dispersion devices (2) that feed cylinder (1) below set up, the open-top of feed cylinder (1) is the discharge gate for feed inlet, bottom opening, is located the top the feed inlet of dispersion device (2) with the discharge gate intercommunication of feed cylinder (1), the feed inlet of dispersion device (2) that is located the below in proper order is linked together with the discharge gate of dispersion device (2) of adjacent top, dispersion device (2) are including dispersion chamber (21), be provided with dispersion roller (22) in dispersion chamber (21), dispersion roller (22) circumference surface needle prick of evenly having arranged, dispersion roller (22) are used for breaing up the yarn is cut to the carbon fiber weak point.

2. The carbon fiber chopped yarn uniform spreading device according to claim 1, characterized in that a material conveying platform (3) is arranged below the discharge port of the lowermost dispersing device (2).

3. The carbon fiber chopped yarn uniform spreading device according to claim 1, wherein a stirring roller (12) is arranged inside the charging barrel (1), a feeding roller (13) is arranged at a bottom discharge port, and needling is uniformly distributed on the circumferential surfaces of the stirring roller (12) and the feeding roller (13).

4. The carbon fiber chopped yarn uniform spreading device according to claim 1, wherein a cover plate (11) is arranged at a feeding port of the charging barrel (1), the cover plate (11) is rotatably connected with the charging barrel (1), and the feeding port of the charging barrel (1) is opened/closed by turning over the cover plate (11).

5. A carbon fiber chopped yarn uniform spreading device according to claim 4, wherein a pneumatic spring (4) is arranged between the cover plate (11) and the top of the charging barrel (1), two ends of the pneumatic spring (4) are respectively fixedly connected with the cover plate (11) and the charging barrel (1), and the pneumatic spring (4) is used for supporting the cover plate (11) in a state that the cover plate (11) is opened.

6. The carbon fiber chopped yarn uniform spreading device according to claim 1, wherein a feeding escalator (5) is provided at one side of the charging barrel (1).

7. Carbon fiber chopped yarn uniform spreading device according to claim 1, characterized in that an inclined offset baffle (23) is also arranged in the dispersion chamber (21), and the offset baffle (23) is used for changing the advancing direction of the carbon fiber chopped yarn.

8. The carbon fiber chopped yarn uniform spreading device according to claim 7, wherein a blowing device (24) is further arranged in the dispersion chamber (21), the blowing device (24) is arranged right below the lowest position of the offset baffle plate (23), and the blowing angle of the blowing device (24) is the same as the inclination angle of the offset baffle plate (23).

9. The carbon fiber chopped yarn uniform spreading device according to claim 8, wherein said blowing device (24) is a plate body provided with an air cavity (241) inside, one side of said plate body is provided with an air inlet pipe (242), said air inlet pipe (242) is communicated with said air cavity (241), one side surface of said plate body is arranged with a plurality of air outlets (243), said air outlets (243) are communicated with said air cavity (241).

10. The carbon fiber chopped yarn uniform spreading device according to claim 9, wherein a vent (25) is arranged at the top of the dispersion chamber (21), and the vent (25) is arranged opposite to the air outlet (243).